1 2005-12-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
3 * c-pretty-print.h (struct c_pretty_print_info): Add new member
5 (pp_constant): New macro.
6 * c-pretty-print.c (pp_c_pretty_printer_init): Set pp->constant.
8 2005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
14 2005-12-29 Mike Stump <mrs@apple.com>
16 * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
17 -fobjc-exceptions): Don't imply this doesn't work with the GNU
20 2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
22 * varasm.c (get_section): Use gcc_assert.
24 2005-12-29 Paul Brook <paul@codesourcery.com>
26 * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
27 * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
28 Include offset due to FIRST_PARM_OFFSET.
30 2005-12-29 Paul Brook <paul@codesourcery.com>
32 * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
33 Create wrapper and rename body...
34 (__cmpdf2_internal): ... to this. Return correct value for unordered
36 (__cmpsf2): Create wrapper and rename body...
37 (__cmpsf2_internal): ... to this. Return corerct value for unordered
39 (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
41 (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
44 2005-12-29 Paul Brook <paul@codesourcery.com>
46 * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
47 (__truncdfsf2): Ditto.
48 (__extenddfxf2): Ditto.
49 (__truncxfdf2): Ditto.
50 * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
53 2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
54 Paul Brook <paul@codesourcery.com>
56 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
58 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
59 (EXTRA_MULTILIB_PARTS): Set.
60 * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
61 (EXTRA_MULTILIB_PARTS): Set.
63 2005-12-29 Alan Modra <amodra@bigpond.net.au>
66 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
68 2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
70 * config.gcc (mt-*-*): Add --with-arch support.
71 (--with): Print accepted options on error.
72 * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
74 * config/mt/mt.c (DEF_VEC_P(basic_block),
75 DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
77 2005-12-28 Daniel Berlin <dberlin@dberlin.org>
79 Fix PR tree-optimization/25394
80 * fold-const.c (fold_checksum_tree): Guard
81 portions of checksumming with correct structure checks.
83 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
85 * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
86 DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
87 * basic-block.h: ... here.
89 2005-12-27 Roger Sayle <roger@eyesopen.com>
91 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
92 can't be evaluated at compile-time (instead of calling abort).
93 Return NULL_TREE for division (and modulus) by zero.
94 (const_binop): Return NULL_TREE for floating point operators that
95 aren't handled by real_arithmetic.
96 (fold_binary): Eliminate "wins" variable, and "binary" label, by
97 folding operators with constant operands early. Assert that
98 operands are non-NULL.
100 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
102 * tree-vrp.c (extract_range_from_binary_expr): Use
103 build_int_cst instead of fold_convert.
105 2005-12-26 Mark Mitchell <mark@codesourcery.com>
107 PR c++/23171, c++/23172, c++/25417.
108 * c-decl.c (compound_literal_number): Remove.
109 (build_compound_literal): Use set_compound_literal_name.
110 * c-common.c (compound_literal_number): New variable.
111 (set_compound_literal_name): New function.
112 * c-common.h (set_compound_literal_name): Declare.
114 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
116 PR tree-optimization/25125
117 * convert.c (convert_to_integer): Don't narrow the type of a
118 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
121 2005-12-26 Graham Stott <graham.stott@btinternet.com>
124 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
125 rtl bootstrap failure.
127 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
129 * final.c (compute_alignments): Make it static.
130 * gcse.c (gcse_main, bypass_jumps): Likewise.
131 * web.c (web_main): Likewise.
132 * output.h: Remove the prototype for compute_alignments.
133 * rtl.h: Remove the prototypes for web_main, gcse_main, and
136 2005-12-24 Roger Sayle <roger@eyesopen.com>
138 * expr.c (force_operand): Use expand_fix and expand_float to
139 implement integer <-> FP conversions instead of convert_to_mode.
141 2005-12-24 Mark Mitchell <mark@codesourcery.com>
144 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
145 CONSTRUCTOR is invalid.
147 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
149 * tree-pass.h (pass_eliminate_useless_stores): Remove.
150 * tree-ssa-pre.c (is_copy_stmt): Ditto.
151 (follow_copies_till_vuse): Ditto.
153 (gate_eustores): Ditto.
154 (pass_eliminate_useless_stores): Ditto.
155 * passes.c (init_optimization_passes): Ditto.
157 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
159 * combine.c (simplify_shift_const): Fix typo. Use, whenever
160 applicable, simplify_const_binary_operation.
162 (simplify_shift_const): Leave only the fallback
163 case when no simplification is possible. Extract to...
164 (simplify_shift_const_1): ... here. Always create a new
165 RTX instead of substituting. Remove the signed_count variable.
166 Return NULL_RTX if no substitution is possible.
168 (simplify_and_const_int): Leave only the fallback
169 case when no simplification is possible. Extract to...
170 (simplify_and_const_int_1): ... here. Always create a new
171 RTX instead of substituting. Return NULL_RTX if no substitution
174 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
175 parameter to simplify_and_const_int and simplify_shift_const,
176 unless it is equal to the expected non-simplified result.
178 2005-12-23 Jakub Jelinek <jakub@redhat.com>
181 * regrename.c (replace_oldest_value_reg): Use validate_change with
182 IN_GROUP set to 1 instead of doing direct modifications.
183 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
184 replacements have been performed on an instruction, use
185 apply_change_group ().
187 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
189 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
190 [L_divsi3] (__Udiv): Don't use as inline function.
191 [L_modsi3] (__Umod): Ditto.
192 (__Div): Rearrange to call do_31div directly instead of __Udiv.
193 (__Mod): Similarly regarding __Umod.
196 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
197 emitted insns with post-increments.
198 (cris_expand_epilogue): Ditto.
200 2005-12-22 Jakub Jelinek <jakub@redhat.com>
201 Richard Henderson <rth@redhat.com>
203 Merge from gomp-branch.
204 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
205 * sync-builtins.def: ... new file.
206 (BUILT_IN_FETCH_AND_ADD_16,
207 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
208 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
209 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
210 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
211 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
212 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
213 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
214 BUILT_IN_LOCK_RELEASE_16): New builtins.
215 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
216 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
217 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
218 * c-common.c (enum c_builtin_type): Move to top-level from
219 c_common_nodes_and_builtins enum builtin_type.
220 (builtin_types): Move from c_common_nodes_and_builtins.
222 (c_common_nodes_and_builtins): Use it.
223 (def_builtin_1): Check for error_mark_node.
224 (sync_resolve_size): Handle also 128 bit sync builtins.
225 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
227 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
228 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
229 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
230 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
231 (doublemodesuffix, DCASHMODE): New mode attrs.
232 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
233 instead of IMODE, if mode is wider than a word, expand into
234 sync_double_compare_and_swap*.
235 (*sync_compare_and_swap<mode>): New insn.
236 (sync_double_compare_and_swap<mode>): Likewise.
237 (*sync_double_compare_and_swapdi_pic): Likewise.
238 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
239 mode is wider than a word, expand into
240 sync_double_compare_and_swap_cc*.
241 (sync_double_compare_and_swap_cc<mode>): New insn.
242 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
244 2005-12-22 Richard Henderson <rth@redhat.com>
246 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
247 (_mm_sub_si64): Likewise.
248 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
250 2005-12-23 Alan Modra <amodra@bigpond.net.au>
252 PR rtl-optimization/25432
253 * reload1.c (eliminate_regs_in_insn): Update insn code on
254 successfully re-recognizing modified insn.
256 2005-12-22 Richard Guenther <rguenther@suse.de>
258 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
259 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
260 * varasm.c (array_size_for_constructor): Likewise.
261 * fold-const.c (size_diffop, invert_truthvalue,
262 optimize_bit_field_compare, make_range, build_range_check,
263 fold_cond_expr_with_comparison, fold_truthop,
264 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
266 2005-12-22 Dale Johannesen <dalej@apple.com>
268 * config/i386/sse.md (sse_movhlps): Reverse operands for
269 2nd and 3rd alternatives.
271 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
274 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
277 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
278 Steven Bosscher <stevenb@suse.de>
280 * df.c (df_bitmaps_free): Only work for bbs for that structures are
282 (df_bb_modify): Realloc tables to the new index.
283 (df_find_use): New function.
284 (df_find_def, df_reg_used): Handle subregs.
285 * df.h (df_find_use): Declare.
287 * loop-invariant.c: Include hashtab.h.
288 (struct invariant): Remove processed field, add eqto and reg fields.
289 (struct invariant_expr_entry): New.
290 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
291 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
292 find_identical_invariants, merge_identical_invariants): New functions.
293 (create_new_invariant): Return the new invariant. Initialize new
295 (find_invariants): Call merge_identical_invariants.
296 (get_inv_cost, best_gain_for_invariant, set_move_mark,
297 move_invariant_reg): Handle equivalent invariants.
298 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
300 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
303 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
304 number is a single digit '0'.
306 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
308 PR tree-optimization/23518
309 * fold-const.c (make_range): Don't move a constant to the
310 other side of the comparison if the type is signed and -fwrapv
313 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
315 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
318 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
321 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
324 2005-12-21 Andrew Haley <aph@redhat.com>
327 * recog.c (peephole2_optimize): Don't peephole any
328 RTX_FRAME_RELATED_P insns.
330 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
332 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
333 fold_build2 with fold_binary.
334 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
335 Replace fold_build1 with fold_unary.
336 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
339 2005-12-21 Steven Bosscher <stevenb@suse.de>
341 PR rtl-optimization/25196
342 * postreload-gcse.c (record_last_set_info): Notice stack pointer
343 changes in push insns without REG_INC notes.
345 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
347 PR tree-optimization/25382.
348 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
351 2005-12-21 Janis Johnson <janis187@us.ibm.com>
352 Ben Elliston <bje@au.ibm.com>
354 * configure.ac: Enable C extension for decimal float if invoked
355 with --enable-decimal-float.
356 * doc/install.texi (Configuration): Document it.
357 * configure, config.in: Regenerate.
359 2005-12-20 Mike Stump <mrs@apple.com>
361 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
362 ambiguity between -seg_addr_table and -seg_addr_table_filename.
363 (WORD_SWITCH_TAKES_ARG): Likewise.
364 (LINK_SPEC): Likewise.
366 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
368 * cfganal.c (flow_reverse_top_sort_order_compute):
369 Renamed to post_order_compute and additional parameter added which
370 allows the inclusion of entry and exit blocks into list.
371 (mark_dfs_back_edges): Fixed comment.
372 (flow_depth_first_order_compute): Renamed to
373 pre_and_rev_post_order_compute additional parameter added which
374 allows the inclusion of entry and exit blocks into list.
375 * global.c (set_up_bb_rts_numbers): Call to
376 flow_reverse_top_sort_order_compute renamed to
378 * var-tracking.c (vt_stack_adjustments): Fixed comment.
379 (vt_find_locations): Call to
380 flow_depth_first_order_compute renamed to
381 pre_and_rev_post_order_compute.
382 * cfgloop.c (flow_find_loops): Ditto.
383 * tree-ssa-reassoc.c (init_reassoc): Ditto.
384 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
385 flow_reverse_top_sort_order_compute renamed to post_order_compute
386 and calls to flow_reverse_top_sort_order_compute renamed to
388 * basic_block.h: Ditto.
391 2005-12-20 Roger Sayle <roger@eyesopen.com>
392 Paolo Bonzini <bonzini@gnu.org>
394 PR rtl-optimization/25115
395 * gcse.c (pre_insert_copy_insn): Fall back to the sole
396 SET in the insn if there is no SET for an
397 expression that is equivalent to EXPR.
399 2005-12-20 Richard Guenther <rguenther@suse.de>
402 * builtins.c (std_gimplify_va_arg_expr): Do not align
403 va frame for zero sized types.
404 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
406 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
408 PR tree-optimization/25501
409 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
410 used in the PHI argument corresponding to the edge from BB to
413 2005-12-20 Richard Guenther <rguenther@suse.de>
416 2005-12-02 Richard Guenther <rguenther@suse.de>
418 * tree-cfg.c (mark_used_vars): New function.
419 (dump_function_to_file): Dump only used VAR_DECLs.
421 2005-12-19 Roger Sayle <roger@eyesopen.com>
423 * combine.c (try_combine): Improve splitting of binary operators
424 by taking advantage of reassociative transformations.
426 2005-12-19 Jeff Law <law@redhat.com>
428 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
429 Strip away all type conversions after simplifying the
432 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
433 cases the forwarder block dominates the destination.
435 2005-12-19 DJ Delorie <dj@redhat.com>
437 * reload1.c (spill_failure): Dump reload data to dump file.
438 (find_reload_regs): Likewise.
440 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
442 PR tree-optimization/24793
443 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
444 original reference if there are subvars.
445 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
447 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
449 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
450 Corrected basic block number calculations for changes in entry and
453 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
455 * tree-flow.h (struct var_ann_d): Change type of
456 may_aliases field to VEC(tree, gc) *.
457 (may_aliases): Declaration changed.
458 * tree-ssa-alias.c (group_aliases, add_may_alias,
459 replace_may_alias, dump_may_aliases_for,
460 is_aliased_with, add_type_alias, new_type_alias):
461 Work with VEC(tree, gc) * instead of varray.
462 * tree-flow-inline.h (may_aliases): Ditto.
463 * tree-ssa.c (verify_flow_insensitive_alias_info,
464 verify_name_tags): Ditto.
465 * tree-ssa-operands.c (add_stmt_operand): Ditto.
467 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
469 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
472 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
474 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
477 2005-12-19 Ben Elliston <bje@au.ibm.com>
479 * doc/install.texi (Configuration): Typo in Fortran subheading.
481 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
483 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
484 scratch. Correct its reload split. Adjust its peephole.
485 (doloop_end): Add additional scratch.
487 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
488 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
489 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
490 (mt_builtin_saveregs): Replace with ...
491 (mt_setup_incoming_varargs): ... here. Save just the varadic
493 (mt_va_start): Remove.
494 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
495 (mt_machine_reorg): Split all insns here.
496 (TARGET_SETUP_INCOMING_VARARGS): Override.
497 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
499 (EXPAND_BUILTIN_VA_START): Remove.
501 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
503 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
504 latent bug that could happen if update_life_info was called with a
505 blocks parameter and the call to cleanup_cfg actually deleted one
508 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
510 * tree-ssa-structalias.c (update_alias_info): Remove handling
511 of may_be_aliased (SSA_NAME_VAR (op)) case.
513 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
515 * tree-flow.h (struct stmt_ann_d): Remove
516 makes_aliased_loads and makes_aliased_stores fields.
517 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
518 and makes_aliased_loads fields.
519 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
520 use makes_aliased_stores.
521 * tree-ssa-operands.c (clobbered_aliased_loads,
522 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
523 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
524 add_call_read_ops): Do not set makes_aliased_stores and
525 makes_aliased_loads fields.
526 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
529 2005-12-18 Geoffrey Keating <geoffk@apple.com>
531 * config/darwin.h: Don't include darwin-sections.def to declare
532 global variables; instead create darwin_section_enum.
533 (darwin_section_enum): New.
534 (darwin_sections): New.
535 * config/darwin.c: Don't include darwin-sections.def to define
537 (darwin_sections): New.
538 (output_objc_section_asm_op): Rewrite to take advantage of
540 (darwin_init_sections): Rewrite to use darwin_sections.
541 (machopic_output_indirection): Update for darwin_sections array.
542 (machopic_select_section): Likewise.
543 (machopic_select_rtx_section): Likewise.
544 (machopic_asm_out_constructor): Likewise.
545 (machopic_asm_out_destructor): Likewise.
546 (darwin_file_end): Likewise.
547 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
548 * config/i386/i386.c (machopic_output_stub): Likewise.
550 2005-12-18 Richard Guenther <rguenther@suse.de>
552 PR tree-optimization/25481
553 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
554 don't have a varinfo for.
556 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
557 Janis Johnson <janis187@us.ibm.com>
558 Ben Elliston <bje@au.ibm.com>
560 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
561 (init_optabs): Handle libfuncs for decimal float.
562 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
563 * stor-layout.c (int_mode_for_mode): Likewise.
564 * simplify-rtx.c (simplify_immed_subreg): Likewise.
565 (simplify_unary_operation_1): Skip optimisations for decimal float
567 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
568 * emit-rtl.c (gen_const_vector): Add assertion check.
569 (init_emit_once): Populate const_tiny_rtx with constants in each
571 * expmed.c (extract_high_half, expand_mult_highpart_optab,
572 expand_mult_highpart): Assert that mode is not a scalar float
574 * expr.c (convert_move): Handle conversion between decimal and
575 binary floats of the same size.
576 * convert.c (convert_to_real): Consider decimal float types when
578 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
579 describe decimal floating point types.
581 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
583 PR rtl-optimization/21041
584 * reload.c (find_reloads_subreg_address): Replace paradoxical
585 subreg of MEM by widened access only if the resulting memory
586 is properly aligned, even on !STRICT_ALIGNMENT targets.
588 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
590 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
592 2005-12-18 Steven Bosscher <stevenb@suse.de>
594 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
595 the 2005-12-17 patch to renumber the entry and exit blocks.
597 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
599 * doc/objc.texi (Type encoding): Fix typo.
601 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
603 * tree-tailcall.c (find_tail_calls): Use XNEW.
604 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
605 (free_all_edge_infos): Use explicit cast to convert from void *.
606 (vrp_free): Likewise.
607 (dom_opt_finalize_block): Likewise.
608 (record_equivalences_from_incoming_edge): Likewise.
609 (thread_across_edge): Likewise. Use XCNEWVEC.
610 (record_cond): Use XCNEW.
611 (record_conditions): Use XNEWVEC.
612 (record_edge_info): Use XCNEWVEC.
613 (lookup_avail_expr): Use XNEW.
614 (record_range): Likewise. Use GGC_NEW.
615 * tree-nested.c (var_map_hash): Use explicit cast to convert from
617 (var_map_eq): Likewise.
618 (lookup_field_for_decl): Likewise.
619 (convert_nonlocal_reference): Likewise.
620 (convert_local_reference): Likewise.
621 (convert_nl_goto_reference): Likewise.
622 (convert_nl_goto_receiver): Likewise.
623 (convert_call_expr): Likewise.
624 (convert_tramp_reference): Likewise.
625 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
626 (convert_nl_goto_reference): Likewise.
627 (lookup_field_for_decl): Use GGC_NEW.
628 (create_nesting_tree): Use GGC_CNEW.
629 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
630 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
631 (create_alias_map_for): Likewise.
632 (setup_pointers_and_addressables): Use XCNEWVEC.
633 (get_ptr_info): Use GGC_NEW.
634 (used_part_map_eq): Use explicit cast to convert from void *.
635 (up_lookup): Likewise.
636 (up_insert): Use XNEW.
637 (get_or_create_used_part_for): Use XCNEW.
638 (get_tmt_for): Likewise.
639 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
640 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
641 (bitmap_set_new): Use explicit cast to convert from void *.
643 (insert_into_set): Likewise.
644 (pool_copy_list): Likewise.
645 (phi_translate): Likewise.
646 (create_value_expr_from): Likewise.
647 (insert_aux): Use XCNEWVEC.
648 (compute_avail): Use XNEWVEC.
649 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
650 (sort_coalesce_list): Likewise.
651 (build_tree_conflict_graph): Use XCNEWVEC.
652 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
653 * tree-ssa-copy.c (init_copy_prop): Likewise.
654 (fini_copy_prop): Likewise.
655 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
657 (record_equiv): Use XNEW.
658 (uncprop_into_successor_phis): Use explicit cast to convert from
660 (uncprop_initialize_block): Likewise.
662 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
664 PR tree-optimization/24378
665 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
666 basic-block after loop-versioning.
668 2005-12-18 Jeff Law <law@redhat.com>
670 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
671 to simplify SWITCH_EXPR_CODE moved from here to ...
672 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
673 (tree-ssa-forward_propagate_single_use_vars): Call
674 simplify_switch_expr when appropriate.
676 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
678 * doc/objc.texi (Type encoding): Add documentation about encoding
679 complex types and _Bool.
681 2005-12-17 Paul Brook <paul@codesourcery.com>
683 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
684 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
685 when frame_pointer_needed.
687 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
689 * tree-vn.c (vn_add): Use XNEW.
690 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
691 (ccp_fold): Likewise.
692 (fold_stmt_r): Use explicit cast to convert from void *.
693 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
694 (new_temp_expr_table): Likewise.
695 * gimplify.c (lookup_tmp_var): Use XNEW.
696 (gimplify_asm_expr): Use explcit cast to convert from void *.
697 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
698 (get_def_blocks_for): Use XNEW.
699 (add_to_repl_tbl): Likewise.
700 (mark_def_sites): Use explicit cast to convert from void *.
701 (def_blocks_free): Likewise.
702 (mark_def_sites_initialize_block): Likewise.
703 (update_ssa): Use XNEWVEC.
704 * tree-dfa.c (create_var_ann): Use GGC_NEW.
705 (create_stmt_ann): Likewise.
706 (create_tree_ann): Likewise.
707 (referenced_var_insert): Likewise.
708 (set_default_def): Likewise.
709 (referenced_var_lookup_if_exists): Use explicit cast to convert
711 (referenced_var_lookup): Likewise.
712 (default_def): Likewise.
713 (set_default_def): Likewise.
714 * tree-cfg.c (create_bb): Likewise.
715 (edge_to_cases_cleanup): Likewise.
716 (verify_node_sharing): Likewise.
717 (record_switch_edge): Use XNEW.
718 (cleanup_dead_labels): Use XCNEWVEC.
719 (tree_duplicate_sese_region): Use XNEWVEC.
720 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
721 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
722 (int_tree_map_eq): Use explicit cast to convert from void *.
723 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
724 (__gcov_execl): Likewise.
725 (__gcov_execlp): Likewise.
726 (__gcov_execle): Likewise.
727 * tree-eh.c (struct_ptr_eq): Likewise.
728 (struct_ptr_hash): Likewise.
729 (lookup_stmt_eh_region_fn): Likewise.
730 (outside_finally_tree): Likewise.
731 (find_goto_replacement): Likewise.
732 (make_eh_edge): Likewise.
733 (mark_eh_edge): Likewise.
734 (add_stmt_to_eh_region_fn): Use GGC_NEW.
735 (record_in_finally_tree): Use XNEW.
736 (maybe_record_in_goto_queue): Use XRESIZEVEC.
737 (lower_try_finally_copy): Use XCNEWVEC.
739 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
741 * tree-inline.c (copy_body_r): Use explicit cast when converting
744 (copy_edges_for_bb): Likewise.
745 (remap_decl_1): Likewise.
746 (estimate_num_insns_1): Likewise.
747 * cgraph.c (hash_node): Use explicit cast when converting from
750 (cgraph_create_node): Use GGC_CNEW.
751 (cgraph_create_edge): Use GGC_NEW.
752 (cgraph_remove_node): Use explicit cast when converting from void *.
753 (hash_varpool_node): Likewise.
754 (eq_varpool_node): Likewise.
755 (cgraph_varpool_node): Use GGC_CNEW.
756 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
757 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
758 (eq_scev_info): Use explicit cast when converting from void *.
759 (find_var_scev_info): Likewise.
760 (set_instantiated_value): Likewise.
761 (gather_stats_on_scev_database_1): Likewise.
762 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
764 * c-pch.c (c_common_write_pch): Use XNEWVEC.
765 (c_common_read_pch): Likewise.
766 * prefix.c (save_string): Use XNEWVEC.
767 (translate_name): Use explicit cast when converting from void *.
768 * c-ppoutput.c (print_line): Use explicit cast when converting
770 (pp_dir_change): Likewise.
771 * c-cppbuiltin.c (builtin_define_std): Likewise.
772 (builtin_define_with_value): Likewise.
773 (builtin_define_with_value_n): Likewise.
774 (builtin_define_with_int_value): Likewise.
775 (builtin_define_type_max): Likewise.
776 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
777 (add_path): Use XNEW.
778 * c-format.c (check_format_info_main): Use GGC_NEW.
779 (format_type_warning): Use explicit cast when converting from void *.
780 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
782 (start_init): Likewise.
783 * tree-flow-inline.h (first_referenced_var): Use explicit cast
784 when converting from void *.
785 (next_referenced_var): Likewise.
786 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
787 * gensupport.c (lookup_predicate): Use explicit cast to convert
789 (init_predicate_table): Use XCNEW instead of xcalloc.
790 * genpreds.c (process_define_predicate): Likewise.
792 2005-12-17 Danny Berlin <dberlin@dberlin.org>
793 Kenneth Zadeck <zadeck@naturalbridge.com>
795 * basic-block.h: Changed basic block numbering so that the entry
796 block is 0 and the exit block is 1. Changed insn iterators so
797 that they are tolerant of blocks with no insns.
798 * regrename.c (copyprop_hardreg_forward): Changed basic block
799 numbering so that the entry block is 0 and the exit block is 1.
800 * sched-ebb.c (sehedule_ebbs): Ditto.
801 * tracer.c (branch_ratio_cutoff): Ditto.
802 * cfgloopmanip.c (fix_loop_structure): Ditto.
803 * cfghooks.c (verify_flow_info): Ditto.
804 * cfg.c (compact_blocks): Ditto.
805 * reorg.c (dbr_schedule): Ditto.
806 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
807 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
808 calculate_dominance_info): Ditto.
809 * cfganal.c (create_edge_list, print_edge_list,
810 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
811 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
812 dfs_enumerate_from): Ditto.
813 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
814 * ifcvt.c (find_if_case_2): Ditto.
815 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
816 find_basic_blocks): Ditto.
817 * predict.c (predict_loops, tree_bb_level_predictions,
818 predict_paths_leading_to, propagate_freq): Ditto.
819 * lcm.c (compute_antinout_edge, compute_laterin,
820 compute_available): Ditto.
821 * function.c (thread_prologue_and_epilogue_insns): Ditto.
822 * gcse.c (gcse_main, bypass_jumps): Ditto.
823 * profile.c (compute_branch_probabilities,
824 compute_value_histograms, branch_prob): Ditto.
825 * tree-flow-inline.h (bsi_start, bsi_after_labels,
827 * tree-ssa-phiopt.c (tree_ssa_phiopt,
828 blocks_in_phiopt_order): Ditto.
829 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
830 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
831 * tree-dfa.c (collect_dfa_stats): Ditto.
832 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
833 * cfglayout.c (fixup_reorder_chain): Ditto.
834 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
835 partition_hot_cold_basic_blocks): Ditto.
836 * var-tracking.c (vt_find_locations): Ditto.
837 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
838 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
839 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
840 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
841 * tree-ssa-reassoc.c (init_reassoc): Ditto.
842 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
843 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
844 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
845 and removed unused reverse orders.
847 * combine.c: Fix document typo.
849 2005-12-17 Jan Hubicka <jh@suse.cz>
851 * tree-flow-inline.h (set_default_def, default_def): Kill.
852 * tree-dfa.c (default_defs): New global variable.
853 (default_def, set_default_def): New functions.
854 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
855 * tree-flow.h (struct var_ann_d): Kill default_def field.
856 (set_default_def, default_def): Update prototype.
857 (default_defs): Declare.
859 2005-12-16 Jeff Law <law@redhat.com>
861 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
862 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
863 into tree-ssa-forwprop.c.
864 (eliminate_redundant_computations): Do not call
865 simplify_rhs_and_lookup_avail_expr anymore.
866 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
867 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
868 (tree_ssa_forward_propagate_single_use_vars): Call
869 simplify_not_neg_expr appropriately.
871 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
874 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
876 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
878 PR rtl-optimization/25456
879 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
880 info->x_start with p->x_start.
882 2005-12-17 Alan Modra <amodra@bigpond.net.au>
884 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
885 introduced 2005-12-16.
887 2005-12-16 Steven Bosscher <stevenb@suse.de>
889 PR rtl-optimization/23837
890 * optabs.c (expand_binop): For a multi-word rotate, never emit
891 a REG_NO_CONFLICT block.
893 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
896 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
899 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
902 2005-12-16 Steven Bosscher <stevenb@suse.de>
904 * loop-invariant.c (move_loop_invariants): Add missing hunk from
905 the previous patch, to nullify df.
907 2005-12-16 Steven Bosscher <stevenb@suse.de>
909 * reorg.c (mostly_true_jump): Clean up code depending on
910 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
911 poor man's branch prediction, instead rely on REG_BR_PROB
912 notes to be available.
914 2005-12-16 Jakub Jelinek <jakub@redhat.com>
916 PR rtl-optimization/24899
917 * loop.c (strength_reduce): Don't reduce giv that is not always
918 computable and where add_val or mult_val can trap.
920 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
922 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
924 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
925 names of ms1-16-002 files.
927 2005-12-16 Alan Modra <amodra@bigpond.net.au>
930 * gcc.c (for_each_path): New function.
931 (add_to_obstack, file_at_path): New functions.
932 (struct file_at_path_info, struct add_to_obstack_info): New.
933 (build_search_list): Rewrite using for_each_path. Constify struct
934 path_prefix pointer. Add do_multi param. Adjust all callers.
935 (find_a_file): Similarly, but just change existing param to bool.
936 (putenv_from_prefixes): Add do_multi param, make "paths" const.
937 (do_spec_path): Delete.
938 (struct spec_path_info): New.
939 (spec_path): New function.
940 (do_spec_1): Use for_each_path for %D and %I.
941 (find_file): Adjust for find_a_file changes.
942 (main): Search multilibs for specs. Print multilib lib path for
943 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
944 (read_specs): Search multilibs for %include and %include_noerr.
945 (is_directory): Remove second string param. Change last param
946 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
947 check path is a dir. Update all callers.
948 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
949 * system.h (SMALL_ARG_MAX): Poison.
950 * config.gcc: Don't define SMALL_ARG_MAX.
951 * config.host: Likewise.
952 * config.build: Likewise.
954 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
956 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
957 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
958 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
959 simplify_logical): Move simplifications that do not require
960 additional infrastructure...
961 * simplify-rtx.c (simplify_unary_operation_1,
962 simplify_binary_operation_1): ... here.
964 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
967 * flow.c (mark_used_dest_regs): New function.
968 (mark_used_regs): Call mark_used_dest_regs.
970 2005-12-16 Jeff Law <law@redhat.com>
972 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
973 represent a use and definition of the same SSA_NAME.
975 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
976 Janis Johnson <janis187@us.ibm.com>
977 Ben Elliston <bje@au.ibm.com>
979 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
980 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
981 * target.h (struct gcc_target): Add decimal_float_supported_p.
982 * targhooks.c (default_scalar_mode_supported_p): Handle
984 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
985 of inf, nan, finite, isinf and isnan.
986 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
987 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
988 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
989 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
990 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
991 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
992 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
993 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
994 Pedwarn if decimal floating point types are used. Error if
995 decimal floating point is not supported by the target.
996 (finish_declspecs): Return type from DFP typespec_word.
997 * c-typeck.c (c_common_type): Choose the decimal floating point
998 type with the greater precision when determining a common type.
999 (convert_arguments): Warn if there is a mismatch between argument
1000 and prototype for decimal float types. Warn of conversions with
1001 binary float types and of precision narrowing due to prototype.
1002 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
1003 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
1004 (c_token_starts_declspecs): Likewise.
1005 (c_parser_attributes): Likewise.
1006 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
1007 RID_DFLOAT64, RID_DFLOAT128.
1008 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
1009 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
1010 (shorten_compare): Convert DFP/BFP operands to a common type.
1011 (c_common_modes_and_builtins): Register built-in decimal float
1012 types if the target supports them.
1013 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
1014 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
1015 inf, nan, finite, isinf and isnan builtins.
1016 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
1017 (builtin_define_float_constants): Assert non-decimal radix.
1018 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
1019 Call builtin_define_decimal_float_constants for each type.
1020 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
1021 flags. Use real_from_string3, which can handle binary or decimal
1023 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
1024 cts_dfloat64, cts_dfloat128.
1025 * tree.c (build_common_tree_nodes_2): Add decimal float types.
1026 * tree.h (enum tree_index): Add new enumeration values
1027 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
1028 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
1029 (dfloat32_type_node): New macro.
1030 (dfloat64_type_node, dfloat128_type_node): Likewise.
1031 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
1032 (dfloat128_ptr_type_node): Likewise.
1033 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
1034 bit decimal floating point types with "df", "dd" and "dl".
1035 * c-format.h (enum format_lengths): Add new enumeration values
1036 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
1037 * c-format.c (printf_length_specs, scanf_length_specs): Add
1038 entries for H, D, DD.
1039 (print_char_table, scan_char_table): Use new entries.
1040 (asm_fprintf_char_table, gcc_diag_char_table,
1041 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
1043 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
1044 (DECIMAL64_TYPE_SIZE): Likewise.
1045 (DECIMAL128_TYPE_SIZE): Likewise.
1046 (TARGET_DEC_EVAL_METHOD): Likewise.
1047 * doc/extend.texi (Decimal Float): New node.
1048 (Constructing Calls): Document decimal float built-ins.
1049 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
1050 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
1051 * ginclude/decfloat.h: New file.
1053 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1055 * reload.c (find_reloads): Fix comment typo.
1056 * recog.h (recog_memoized): Correct comment.
1058 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
1060 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
1061 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
1062 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
1063 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
1064 * doc/invoke.texi, doc/tm.texi: Fix typos.
1066 2005-12-16 Ben Elliston <bje@au.ibm.com>
1068 * real.c (decimal_quad_format): Correct values for emin, emax.
1070 2005-12-15 DJ Delorie <dj@redhat.com>
1072 * config/m32c/predicates.md (m32c_psi_scale): New.
1073 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
1074 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
1076 2005-12-16 Jan Hubicka <jh@suse.cz>
1078 PR rtl-optimization/25224
1079 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
1082 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
1083 Steven Bosscher <stevenb@suse.de>
1085 * loop-invariant.c (df): New global variable.
1086 (find_defs, check_dependencies, find_invariant_insn, record_uses,
1087 find_invariants_bb, find_invariants_body, find_invariants,
1088 find_invariants_to_move, move_invariants, free_inv_motion_data,
1089 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1092 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1094 * varasm.c (default_unique_section_1): Use special section
1095 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1097 2005-12-16 Ben Elliston <bje@au.ibm.com>
1099 * doc/invoke.texi (Warning Options): Document -Walways-true being
1102 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1105 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1106 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1107 __floatunditf): Use #error if type sizes don't match requirements
1109 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1110 as wider floating-point type. Use #error if type sizes don't
1111 match requirements of implementation. Avoid overflow in computing
1112 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1113 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1114 (__floatundisf, __floatundidf): Likewise.
1115 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1116 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1117 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1118 TFmode-TImode conversions.
1119 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1121 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1123 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1124 Use builtin_define_with_int_value() instead of
1125 adding a new check for every new major FreeBSD version.
1127 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1129 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1131 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1133 * config/arm/predicates.md (call_memory_operand): New.
1134 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1136 2005-12-15 Andrew Haley <aph@redhat.com>
1138 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1139 against prev_cache_entry == NULL when moving a cache entry to the
1142 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1144 * config/mt/mt.c (mt_override_options): Require lower case
1145 architectures. Revert accidental default to ms2.
1146 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1147 ENDFILE_SPEC): Require lower case architectures. Revert default
1150 * doc/invoke.texi (MT Options): Rename and update.
1151 * doc/md.texi (MorphoTech family): Rename and update.
1153 2005-12-15 Olivier Hainque <hainque@adacore.com>
1155 * stor-layout.c (layout_type): Don't complain about a too small
1156 an array element type size compared to its alignment when the
1159 2005-12-15 Jan Hubicka <jh@suse.cz>
1162 * i386.c (classify_argument): Properly adjust offset of bitfield for
1165 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1167 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1168 between the hot and cold sections. Use current_function_section
1169 to get the new section.
1170 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1171 determine whether we are assembling hot or cold code.
1172 (secname_for_decl, dwarf2out_var_location): Likewise.
1173 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1174 * varasm.c (last_text_section): Delete.
1175 (in_cold_section_p): New variable.
1176 (hot_function_section): New function.
1177 (current_function_section): Pass in_cold_section_p as the
1178 reloc argument to select_section. Use it to decide between
1179 unlikely_function_section and hot_function_section.
1180 (assemble_start_function): Use switch_to_section. Set
1181 in_cold_section_p instead of last_text_section.
1182 (assemble_end_function): Use switch_to_section.
1183 (switch_to_section): Don't set last_text_section.
1184 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1185 argument to make the right choice between hot and cold sections.
1187 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1189 Second part of MS1->MT renaming
1190 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1191 (movqi, movhi): Call mt_set_memflags.
1192 (*movdf_internal): Call mt_split_words.
1193 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1195 (cmpsi): Store to mt_compare_op[01].
1196 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1197 bungt, bunle, bunlt): Call mt_emit_cbranch.
1198 (prologue): Call mt_expand_prologue.
1199 (epilogu): Call mt_expend_epilogue.
1200 (eh_return): Call mt_expand_eh_return.
1201 (eh_epilogue): Call me_emit_eh_epilogue.
1202 (conditional_trap): Store to mt_compare_op[01].
1203 * config/mt/crti.asm: Adjust comment.
1204 * config/mt/crtn.asm: Adjust comment.
1205 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1206 (mt_compare_op0, mt_compare_op1): Renamed.
1207 (current_frame_info, zero_frame_info): Adjust type.
1208 (mt_ucmpsi3_libcall): Renamed.
1209 (mt_flag_delayed_branch): Renamed.
1210 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1211 (mt_nops_required, mt_nop_reasons): Renamed.
1212 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1213 mt_debug_stack, mt_print_operand_simple_address,
1214 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1215 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1216 mt_function_arg_advance, mt_arg_partial_bytes,
1217 mt_pass_by_reference, mt_function_arg_boundary,
1218 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1219 mt_legitimate_address_p): Renamed, adjusted.
1221 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1222 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1223 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1224 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1225 mt_expand_eh_return, mt_emit_eh_prologue,
1226 mt_handl_interrupt_attribute): Renamed, adjusted.
1227 (mt_attribute_table): Renamed, adjusted.
1228 (mt_initial_elimination_offset, mt_generate_compare,
1229 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1230 mt_secondary_reload_class, mt_function_value, mt_split_words,
1231 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1232 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1233 (mt_labels): Renamed.
1234 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1235 mt_machine_reorg): Renamed, adjusted.
1236 (mt_attribute_table: Renamed.
1237 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1238 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1239 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1240 * config/mt/mt.opt (march): Set mt_cpu_string.
1241 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1242 (TARGET_CPU_CPP_BUILTINS): Adjust.
1243 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1244 TARGET_MS2): Adjust.
1245 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1246 (MT_MIN_INT): Renamed.
1247 (RETURN_ADDR_RTX): Adjust.
1248 (struct mt_frame_info): Renamed.
1249 (current_frame_info): Adjust type.
1250 (INITIAL_ELIMINATION_OFFSET): Adjust.
1251 (MT_NUM_ARG_REGS): Renamed.
1252 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1253 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1254 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1255 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1256 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1257 (mt_compare_op0, mt_compare_op1): Renamed.
1258 * config/mt/mt-protos.h: Rename prototypes.
1260 2005-12-15 Richard Guenther <rguenther@suse.de>
1262 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1263 (get_ref_base_and_extent): Declare.
1264 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1265 (get_ref_base_and_extent): New function.
1266 * tree-ssa-alias.c (find_used_portions): Use it.
1267 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1269 * tree-ssa-operands.c (get_expr_operands): Likewise.
1271 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1273 * combine.c: Remove force_to_mode's fourth parameter.
1274 (force_to_mode): Do not handle REG.
1275 (canon_reg_for_combine): New.
1276 (make_field_assignment): Use it where the removed argument was non-NULL.
1278 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1281 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1282 error_mark_node. Make alignment params unsigned.
1283 * config/rs6000/rs6000-protos.h
1284 (rs6000_special_round_type_align): Update prototype.
1285 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1287 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1289 PR rtl-optimization/25310
1290 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1291 of the eliminable register when substituting into a PLUS.
1293 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1296 * config/i386/i386.c (ix86_force_to_memory): Always use
1297 SImode push for HImode in -m32.
1298 (ix86_free_from_memory): Likewise.
1300 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1302 * gcc/config/arm/arm.md: Provide a big-endian version of the
1303 (zero_extend:SI (subreg:QI ...)) splitter.
1305 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1307 * struct-equiv.c (note_local_live): Handle hard regs with different
1310 2005-12-14 Jeff Law <law@redhat.com>
1312 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1313 to a structure containing state rather than a pointer to bool.
1314 (case ARRAY_REF): New code to handle folding some array references.
1315 (case ADDR_EXPR): Note when we are processing expressions found
1316 within an ADDRE_EXPR.
1317 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1318 for state variables rather than just a pointer to a boolean.
1319 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1320 handling of constant string references.
1322 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1324 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1325 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1326 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1327 Move other tst* patterns to retain partial order.
1329 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1331 * config/s390/s390.md ("d0", "1"): New mode attributes.
1332 ("<shift>di3", "<shift>si3"): Merge.
1333 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1334 ("ashrdi3", "ashrsi3"): Merge.
1335 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1336 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1337 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1338 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1339 ("*ashrdi3", "*ashrsi3"): Merge.
1340 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1342 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1344 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1345 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1346 ("*extendqidi2", "*extendqisi2") Merge.
1347 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1348 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1349 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1350 Move some patterns to retain partial ordering.
1352 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1354 * config/s390/s390.md ("atype", "length"): Rewrite.
1355 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1357 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1359 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1361 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1363 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1364 PARALLELs with a mode.
1366 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1368 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1369 cond_expr parameter.
1371 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1373 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1375 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1379 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1382 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1384 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1388 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1389 DECL_P, call get_section rather than get_named_section. Supply
1390 section flags to it.
1392 2005-12-14 Ben Elliston <bje@au.ibm.com>
1394 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1395 for addresses converted to booleans; not just function addresses.
1396 * c-typeck.c (build_binary_op): Warn for address comparisons which
1397 can never be NULL (eg. func == NULL or &var == NULL).
1398 * common.opt (Walways-true): New option.
1399 * c-opts.c (c_common_handle_option): Set it with -Wall.
1400 * doc/invoke.texi: Document it.
1402 2005-12-13 Paul Brook <paul@codesourcery.com>
1404 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1405 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1407 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1409 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1410 (EXTRA_MULTILIB_PARTS): Define.
1412 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1414 PR rtl-optimization/20070 / part1
1415 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1416 count_or_remove_death_notes with kill == -1.
1417 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1418 registers if PROP_POST_REGSTACK is set.
1419 (mark_used_reg): Likewise.
1420 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1421 REG_UNUSED notes for stack regs.
1422 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1423 to match rtx_equiv_p machinery. Change caller.
1424 (outgoing_edges_match): Likewise.
1425 (try_crossjump_to_edge): Use struct_equiv_block_eq
1426 instead of flow_find_cross_jump.
1427 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1428 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1429 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1430 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1431 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1432 (insns_match_p): Update prototype.
1433 (flow_find_cross_jump): Remove prototype.
1434 (struct_equiv_block_eq, struct_equiv_init): Declare.
1435 (rtx_equiv_p, condjump_equiv_p): Likewise.
1436 * struct-equiv.c: Include reload.h.
1437 (IMPOSSIBLE_MOVE_FACTOR): Define.
1438 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1439 (struct_equiv_improve_checkpoint): Likewise.
1440 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1441 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1442 (struct_equiv_merge, find_dying_input): Likewise.
1443 (resolve_input_conflict, note_local_live): Likewise.
1444 (death_notes_match_p): Change parameters and processing
1445 to match rtx_equiv_p machinery. Change caller.
1446 (insns_match_p): Likewise.
1447 (flow_find_cross_jump): Replace with:
1448 (struct_equiv_block_eq).
1450 Back out this change:
1451 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1452 * recog.c (verify_changes): Make it static.
1453 * recog.h: Remove the corresponding prototype.
1455 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1457 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1460 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1462 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1463 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1464 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1465 TARGET_MS1_64_001 appropriately.
1466 (ms1_machine_reorg): Use TARGET_MS2.
1468 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1472 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1473 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1474 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1475 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1476 Set mode to SI, adjust constraints.
1477 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1478 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1481 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1483 * c-cppbuiltin.c (builtin_define_float_constants): Add
1484 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1485 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1486 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1487 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1488 to "((double)%sL)" otherwise "%s".
1490 2005-12-13 Paul Brook <paul@codesourcery.com>
1492 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1495 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1497 * tree-flow.h: Allow compilation with a C++ compiler.
1498 (struct edge_prediction): Prefix all field names with "ep_".
1499 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1500 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1501 (remove_predictions_associated_with_edge): Likewise.
1503 2005-12-12 Jeff Law <law@redhat.com>
1505 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1507 * passes.c (init_optimization_passes): Run reassociation again
1508 after loop optimizations.
1510 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1512 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1514 (optimize_stmt): Ditto.
1515 (canonicalize_comparison): New function.
1516 * tree-ssa-operands.c (swap_tree_operands): Make external.
1517 (get_expr_operands): Stop auto-canonicalization.
1518 * tree-ssa-reassoc.c: Rewrite.
1519 (init_optimization_passes):
1520 * tree-flow.h (swap_tree_operands): Prototype.
1521 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1523 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1525 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1526 indicate function epilogue has been output.
1527 (pa_asm_output_mi_thunk): Likewise.
1528 (output_deferred_plabels): Put plabels in readonly data section when
1529 not generating PIC code.
1530 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1531 information. Add assert.
1532 (som_output_comdat_data_section_asm_op): New function.
1533 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1534 instead of output_section_asm_op for COMDAT sections.
1536 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1538 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1539 Fix whitespace in vincinity of to-be-installed changes.
1540 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1541 (insns_match_p): Likewise.
1543 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1545 * config.gcc (ms1): Replace with ...
1547 * config/ms1: Rename to ...
1548 * config/mt: ... here. Rename ms1 files to mt.
1549 * config/mt/mt.c: Adjust gt-mt.h #include.
1550 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1551 (crti.o, crtn.o): Adjust file names.
1553 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1555 * varray.h: Allow compilation with a C++ compiler.
1556 (union varray_data_tag): Prefix all field names with "vdt_".
1557 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1558 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1559 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1560 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1561 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1562 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1563 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1564 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1565 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1566 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1567 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1568 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1569 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1570 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1571 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1572 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1573 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1574 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1575 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1576 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1577 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1578 VARRAY_TOP_TREE_PTR): Likewise.
1579 * varray.c (varray_grow): Likewise.
1580 (varray_clear): Likewise.
1582 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1585 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1586 alignment to doubleword if the first field is a double array.
1587 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1589 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1591 * tree-ssa-structalias.c (process_constraint): Remove code to
1592 transform addressofs into scalar.
1593 (create_variable_info_for): In whole-program IPA, globals don't
1594 point to ANYTHING by default.
1596 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1598 * timevar.def (TV_IPA_PTA): New.
1599 * tree-pass.h (pass_ipa_pta): New
1600 * tree-ssa-structalias.c: Include cgraph.h
1602 (predbitmap_obstack): New.
1603 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1604 (struct constraint_stats): Add num_edges.
1605 (new_var_info): Don't call bitmap_clear.
1606 (struct constraint_edge): Update docs.
1607 (new_constraint_edge): Remove src param.
1608 (struct constraint_graph): Add zero_weight_succs,
1609 zero_weight_preds. Update docs.
1610 (constraint_expr_equal): Reformat.
1611 (constraint_edge_equal): Update for removal of src.
1612 (constraint_edge_less): Ditto.
1613 (constraint_edge_vec_find): Ditto.
1614 (erase_graph_self_edge): Update for removal of src and and zero
1616 (clear_edges_for_node): Ditto.
1617 (add_graph_edge): Ditto.
1618 (get_graph_weights): Ditto.
1619 (allocate_graph_weights): Ditto.
1620 (merge_graph_nodes): Ditto.
1621 (int_add_graph_edge): Ditto.
1622 (valid_graph_edge): Ditto.
1623 (valid_weighted_graph_edge): Ditto.
1624 (build_constraint_graph): Ditto.
1626 (collapse_nodes): Ditto.
1627 (process_unification_queue): Ditto.
1628 (topo_visit): Ditto.
1629 (solve_graph): Ditto.
1630 (do_structure_copy): Ditto.
1631 (perform_var_substitution): Ditto.
1632 Init and release obstack.
1633 (handle_ptr_arith): Try to resolve directly.
1634 (find_func_aliases): Don't call update_alias_info here
1635 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1636 (do_sd_constraint): Add code for propagating faster.
1638 (do_ds_constraint): Ditto.
1639 (count_num_arguments): New function.
1640 (create_function_info_for): Ditto.
1641 (create_variable_info_for): Handle FUNCTION_DECL.
1642 (intra_create_variable_infos): Use make_constraint_to_anything.
1643 (init_alias_vars): Init obstacks here.
1644 (need_to_solve): Handle zero weight graph changes.
1645 (compute_points_to_sets): Call update_alias_info here.
1646 (delete_points_to_sets): Free zero weight preds/succs here.
1647 (gate_ipa_pta): New.
1648 (ipa_pta_execute): New
1650 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1652 * tree-ssa-structalias.c (var_anyoffset): Removed.
1653 (anyoffset_tree): Ditto.
1654 (anyoffset_id): Ditto.
1655 (do_deref): Take vector of constraints, no return value.
1656 Update to work on vector.
1657 (get_constraint_for): Ditto.
1658 (get_constraint_for_component_ref): Ditto.
1659 (do_structure_copy): Ditto.
1660 (handle_ptr_arith): Ditto.
1661 (find_func_aliases): Ditto.
1662 (set_uids_in_ptset): Remove anyoffset handling.
1663 (init_base_vars): Ditto.
1665 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1668 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1669 DECL_EXTERNAL functions have no bodies. Tidy.
1671 2005-12-10 Andreas Schwab <schwab@suse.de>
1673 * except.c (switch_to_exception_section): Only define if
1674 TARGET_UNWIND_INFO is not defined.
1676 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1678 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1679 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1681 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1683 * output.h (init_section, fini_section): Delete.
1684 * varasm.c (init_section, fini_section): Delete.
1685 (init_varasm_once): Don't initialize them.
1686 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1687 there are no corresponding varasm.c variables.
1689 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1691 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1692 of EH_FRAME_SECTION_NAME into...
1693 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1694 if it is still null.
1695 * except.c (default_exception_section): Delete, moving most
1697 (switch_to_exception_section): ...this new function. Set
1698 exception_section if it is still null, then switch to it.
1699 (output_function_exception_table): Use switch_to_exception_section.
1700 * varasm.c (exception_section, eh_frame_section): Update comments.
1701 (get_section): Hoist use of SECTION_NAMED.
1702 (init_varasm_once): Don't set exception_section and eh_frame_section.
1703 * output.h (default_exception_section): Delete.
1704 (default_eh_frame_section): Delete.
1706 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1708 * config/bfin/bfin.c: Include "cgraph.h".
1709 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1710 Return the reg that holds the pointer to the GOT.
1711 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1712 doing stack checking.
1714 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1716 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1717 recompute_tree_invarant_for_addr_expr.
1718 Update uses everywhere.
1720 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1722 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1723 (MULTILIB_DIRNAMES): Define.
1725 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1728 * config/s390/s390.c (struct s390_address): New field literal_pool.
1729 (s390_decompose_address): Compute literal_pool field. Do not
1730 assume register %r13 is always (and solely) used as pool base.
1731 (s390_extra_constraint_str): Use literal_pool field.
1733 2005-12-09 Thiemo Seufer <ths@networkno.de>
1735 * config/mips/mips.c (override_options): Don't allow too small
1736 integers in FP registers.
1738 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1740 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1741 targetm.binds_local_p to check for local function calls.
1743 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1746 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1747 call_used_regs can't be used to save reg in another reg.
1749 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1750 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1752 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1754 * except.c (output_ttype): Likewise.
1755 * tree-object-size.c (collect_object_sizes_for): Likewise.
1756 (check_for_plus_in_loops_1): Likewise.
1757 (check_for_plus_in_loops): Likewise.
1758 (compute_object_sizes): Use gcc_unreachable instead of abort.
1760 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1762 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1763 (loop_end, loop_init, doloop_end): New insns.
1764 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1765 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1766 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1767 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1768 * config/ms1/ms1.c: #include basic-block.h
1769 (struct machine_function): Add has_loops field.
1770 (ms1_add_loop): New.
1771 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1772 (struct loop_info, struct loop_work): New.
1773 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1774 (ms1_reorg_loops): New loop optimization.
1775 (ms1_machine_reorg): Call it.
1776 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1778 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1780 PR tree-optimization/25248
1781 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1782 evolution_of_loop from the failed attempt. Remove handling
1785 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1787 * tree.h (DECL_EXTERNAL): Clarify documentation.
1789 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1790 Jakub Jelinek <jakub@redhat.com>
1793 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1794 argument. Don't drop outer ANDs.
1795 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1796 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1798 * config/s390/predicates.md (setmem_operand): Remove.
1799 (shift_count_operand): Rename to...
1800 (shift_count_or_setmem_operand): ... this. Adjust
1801 s390_decompose_shift_count caller.
1802 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1803 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1804 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1805 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1806 rotl<mode>3_and, setmem_long_and): New insns.
1807 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1808 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1809 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1810 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1811 of shift_count_operand.
1812 (setmem_long): Use shift_count_or_setmem_operand instead of
1815 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1816 Andreas Tobler <a.tobler@schweiz.ch>
1818 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1821 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1823 * expr.c (force_operand): Use convert_to_mode for conversions.
1825 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1827 * reload.h (reg_equiv_invariant): Declare.
1828 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1829 register also when reg_equiv_invariant[R] is set.
1831 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1832 Andreas Tobler <a.tobler@schweiz.ch>
1834 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1836 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1838 * tree-ssa-pre.c (bitmap_set_and): New function.
1839 (bitmap_set_and_compl): New function.
1840 (bitmap_set_empty_p): New function.
1841 (insert_extra_phis): New function.
1842 (compute_avail): Use insert_extra_phis.
1844 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1846 * config/s390/s390.c (s390_expand_atomic): New function.
1847 Adjust comment of helper functions.
1848 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1849 * config/s390/s390.md ("ATOMIC"): New code macro.
1850 ("atomic"): Corresponding new code attribute.
1851 ("sync_lock_test_and_set[hq]i",
1852 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1854 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1856 * config/s390/s390.c (s390_expand_mask_and_shift,
1857 struct alignment_context, init_alignment_context,
1858 s390_expand_cs_hqi): New.
1859 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1860 * config/s390/s390.md ("sync_compare_and_swaphi",
1861 "sync_compare_and_swapqi"): New pattern.
1863 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1865 Fix PR tree-optimization/25291
1866 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1867 redundant and crashing check.
1869 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1872 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1873 tests further when !strict && reload_in_progress.
1874 (print_operand): Check that both operands of indexed address are regs.
1875 (print_operand_address): Likewise.
1876 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1877 (INT_REG_OK_FOR_BASE_P): Correct.
1879 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1881 Preparation for PR rtl-optimization/20070 / part1
1882 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1883 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1884 outgoing_edges_match.
1885 (outgoing_edges_match): Use condjump_equiv_p.
1886 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1888 * struct-equiv.c: New file.
1889 (death_notes_match_p) New function, broken out of insns_match_p.
1890 * Makefile.in (OBJS-common): Add struct-equiv.o.
1891 (struct-equiv.o): New target.
1893 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1895 * coretypes.h: Revert previous change.
1896 * config/darwin.h: Revert previous reversion.
1897 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1899 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1901 * coretypes.h (section): Provide dummy definition for target files.
1902 * config/darwin.h: Revert previous change.
1904 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1906 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1907 * configure.ac: Remove all.build and install-normal from target_list
1908 * configure: Regenerate.
1909 * Makefile.in (install): Don't depend on install-normal.
1911 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1913 * Makefile.in: Document the use of stamps.
1915 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1917 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1918 * Makefile.in: Add code to compute some dependencies on s-gtype
1919 automatically. Remove the declaration of those dependencies.
1921 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1923 * gcc/reload.c (push_secondary_reload): Fix typo:
1924 s/insn_constraint/scratch_constraint/.
1926 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1928 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1930 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1932 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1933 (alpha_elf_select_rtx_section): Return the selected section rather
1934 than emitting assembly code.
1935 (alpha_write_linkage): Emit a ".link" directive directly and then
1936 set in_section to NULL.
1937 (vms_asm_out_constructor): Use switch_to_section.
1938 (vms_asm_out_destructor): Likewise.
1939 (unicosmk_output_common): Set in_section to NULL instead of calling
1940 the dummy common_section function.
1941 (unicosmk_text_section): Delete in favor of...
1942 (unicosmk_output_text_section_asm_op): ...this new function.
1943 (unicosmk_data_section): Delete in favor of...
1944 (unicosmk_output_data_section_asm_op): ...this new function.
1945 (unicosmk_init_sections): New function.
1946 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1947 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1948 the dummy ssib_section function.
1949 (unicosmk_section_buf): Delete.
1950 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1951 (unicosmk_data_section): Delete.
1952 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1953 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1954 (SECTION_FUNCTION_TEMPLATE): Delete.
1955 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1956 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1957 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1958 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1959 (TARGET_ASM_INIT_SECTIONS): Define.
1960 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1961 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1962 (link_section, literals_section): Delete.
1963 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1964 set in_section to NULL.
1966 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1967 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1968 (COMMON_SECTION): Delete.
1969 (TARGET_ASM_INIT_SECTIONS): Define.
1970 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1971 the dummy common_section function.
1972 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1973 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1974 between readonly_data_section and text_section to check whether
1975 read-only data is being put in the text section.
1976 (arm_output_function_epilogue): Use switch_to_section.
1977 (arm_elf_asm_constructor): Likewise.
1978 (thumb_call_via_reg): Replace call to in_text_section with
1979 a comparison between in_section and text_section.
1980 (arm_file_end): Use switch_to_section.
1981 (aof_text_section): Delete in favor of...
1982 (aof_output_text_section_asm_op): ...this new function.
1983 (aof_data_section): Delete in favor of...
1984 (aof_output_data_section_asm_op): ...this new function.
1985 (aof_asm_init_sections): New function.
1986 (zero_init_section): Moved from config/arm/aof.h.
1987 (aof_dump_imports, aof_file_start): Use switch_to_section.
1988 * config/arm/arm.h (thumb_call_via_label): Update comment.
1989 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1990 (common_section): Delete.
1991 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1992 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1993 global switch_to_section function instead of the old port-local one.
1994 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1995 (SWITCH_TO_SECTION_FUNCTION): Delete.
1996 (drectve_section): Redefine as a macro.
1997 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1998 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
2001 * config/avr/avr.c (progmem_section): New variable.
2002 (avr_output_progmem_section_asm_op): New function.
2003 (avr_asm_init_sections): New function.
2004 (avr_output_addr_vec_elt): Use switch_to_section.
2005 * config/avr/avr.h (progmem_section): Declare.
2006 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2007 (READONLY_DATA_SECTION): Delete.
2008 (TARGET_ASM_INIT_SECTIONS): Define.
2009 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2010 * config/avr/avr-protos.h (progmem_section): Delete.
2012 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2014 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2015 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
2017 * config/darwin-sections.def: New file.
2018 * config/darwin.c: Define all sections in darwin-sections.def.
2019 (output_objc_section_asm_op, darwin_init_sections): New functions.
2020 (machopic_output_indirection): Use switch_to_section.
2021 (machopic_select_section): Return the selected section rather than
2022 emitting assembly code. Replace the static function table with
2023 inline conditional expressions. Update the tests of last_text_section
2024 and move them into the FUNCTION_DECL block.
2025 (machopic_select_rtx_section): Return the selected section rather than
2026 emitting assembly code.
2027 (machopic_asm_out_constructor, machopic_asm_out_destructor)
2028 (darwin_file_end): Use switch_to_section.
2029 * config/darwin.h: Use darwin-sections.def to declare sections.
2030 (INIT_SECTION_ASM_OP): Remove empty definition.
2031 (HAS_INIT_SECTION): Define this instead.
2032 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2033 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2034 (TARGET_ASM_EH_FRAME_SECTION): Delete.
2035 (TARGET_ASM_INIT_SECTIONS): Define.
2036 * config/darwin-protos.h (darwin_init_sections): Declare.
2037 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
2038 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
2039 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2040 (constructor_section, destructor_section, mod_init_section): Delete.
2041 (mod_term_section): Delete.
2042 (darwin_exception_section, darwin_eh_frame_section): Delete.
2043 (machopic_select_section): Return a section.
2044 (machopic_select_rtx_section): Likewise.
2045 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
2046 (const_section, const_coal_section, const_data_section): Delete.
2047 (const_data_coal_section, data_coal_section, cstring_section): Delete.
2048 (literal4_section, literal8_section, constructor_section): Delete.
2049 (mod_init_section, mod_term_section, destructor_section): Delete.
2050 (objc_class_section, objc_meta_class_section, objc_category_section)
2051 (objc_class_vars_section, objc_instance_vars_section): Delete.
2052 (objc_cls_meth_section, objc_inst_meth_section): Delete.
2053 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
2054 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
2055 (objc_symbols_section, objc_module_info_section): Delete.
2056 (objc_image_info_section, objc_protocol_section): Delete.
2057 (objc_string_object_section, objc_constant_string_object_section)
2058 (objc_class_names_section, objc_meth_var_names_section): Delete.
2059 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
2060 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2061 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
2062 (darwin_exception_section, darwin_eh_frame_section): Delete.
2063 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
2065 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
2066 (frv_asm_out_destructor): Likewise.
2067 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2068 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
2069 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
2071 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2072 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
2073 (data_section): Delete.
2075 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2076 (DRECTVE_SECTION_FUNCTION): Delete.
2077 (drectve_section): Redefine as a macro that sets in_section after
2078 emitting the directive.
2079 (SWITCH_TO_SECTION_FUNCTION): Delete.
2080 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
2081 in_text_section with comparison between in_section and text_section.
2082 * config/i386/i386.c (x86_64_elf_select_section): Return the section
2083 rather than emitting assembly code. Use get_named_section.
2084 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
2086 (machopic_output_stub): Use switch_to_section.
2087 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2088 (nwld_named_section_asm_out_destructor): Use get_section and
2091 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2092 rather than emitting assembly code.
2093 (ia64_rwreloc_select_section): Likewise.
2094 (ia64_rwreloc_select_rtx_section): Likewise.
2095 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2096 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2098 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2099 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2101 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2102 section rather than emitting assembly code.
2103 (iq2000_select_section): Likewise.
2104 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2105 (sbss_section): Delete.
2107 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2108 and get_named_section.
2109 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2111 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2112 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2113 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2114 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2116 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2117 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2118 global switch_to_section function instead of the old port-local one.
2119 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2120 (SWITCH_SECTION_FUNCTION): Delete.
2121 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2122 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2123 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2124 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2126 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2127 global switch_to_section function instead of the old port-local one.
2128 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2130 * config/mips/mips.c (mips_file_start): Update comment.
2131 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2132 (mips_output_aligned_decl_common): Use switch_to_section.
2133 (mips_select_rtx_section): Return the section rather than emitting
2134 assembly code. Use get_named_section.
2135 (mips_function_rodata_section: Likewise get_section.
2136 (build_mips16_function_stub): Use switch_to_section.
2137 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2138 (SDATA_SECTION_ASM_OP): Delete.
2139 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2140 (EXTRA_SECTION_FUNCTIONS): Delete.
2142 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2143 (mmix_asm_output_aligned_local): Use switch_to_section.
2145 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2146 (som_one_only_readonly_data_section): New variables.
2147 (pa_output_function_epilogue): Set in_section to NULL instead of
2148 calling forget_section.
2149 (output_deferred_plabels): Use select_section.
2150 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2151 of calling forget_section.
2152 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2153 (pa_asm_output_aligned_local): Use select_section.
2154 (som_text_section_asm_op): Delete in favor of...
2155 (som_output_text_section_asm_op): ...this new function.
2156 (pa_som_asm_init_sections): New function.
2157 (pa_select_section): Return the section rather than emitting
2159 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2160 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2161 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2162 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2163 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2164 (som_readonly_data_section, som_one_only_readonly_data_section)
2165 (som_one_only_data_section, forget_section): Delete.
2166 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2167 (TARGET_ASM_INIT_SECTIONS): Define.
2168 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2170 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2171 (private_data_section, read_only_private_data_section): New variables.
2172 (sdata2_section, toc_section): New variables.
2173 (rs6000_file_start): Use switch_to_section.
2174 (rs6000_assemble_integer): Use comparisons against in_section
2175 instead of calling in_toc_section and in_text_section. Use
2176 unlikely_text_section_p.
2177 (rs6000_elf_output_toc_section_asm_op): New function, derived
2178 from the old rs6000/sysv4.h toc_section function.
2179 (rs6000_elf_asm_init_sections): New function.
2180 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2181 the section rather than emitting assembly code.
2182 (machopic_output_stub): Use switch_to_section.
2183 (toc_section): Delete dummy function.
2184 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2185 switch_to_section and get_section.
2186 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2187 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2188 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2189 the old rs6000/xcoff.h toc_section function.
2190 (rs6000_xcoff_asm_init_sections): New function.
2191 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2192 the section rather than emitting assembly code.
2193 (rs6000_xcoff_file_start): Use switch_to_section.
2194 (rs6000_xcoff_file_end): Likewise.
2195 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2196 (sdata2_section, sbss_section, private_data_section): Delete.
2197 (read_only_data_section, read_only_private_data_section): Delete.
2198 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2199 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2200 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2201 (FINI_SECTION_FUNCTION): Delete.
2202 (TARGET_ASM_INIT_SECTIONS): Define.
2203 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2204 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2205 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2206 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2207 (READONLY_DATA_SECTION): Delete.
2208 (TARGET_ASM_INIT_SECTIONS): Define.
2209 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2210 to NULL rather than no_section.
2211 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2213 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2215 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2216 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2217 from call to current_function_section.
2219 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2220 (bss100_section): New variable.
2221 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2222 (xstormy16_asm_init_sections): New function.
2223 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2224 switch_to_section and get_section.
2225 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2226 from calls to current_function_section.
2227 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2228 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2229 (TARGET_ASM_INIT_SECTIONS): Define.
2230 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2232 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2233 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2234 (FINI_SECTION_FUNCTION): Delete.
2236 * config/v850/v850.c: Include gt-v850.h.
2237 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2238 (zbss_section): New variables.
2239 (v850_output_aligned_bss): Use switch_to_section.
2240 (v850_asm_init_sections): New function.
2241 (v850_select_section): Return the section rather than emitting
2243 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2244 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2245 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2246 (TARGET_ASM_INIT_SECTIONS): Define.
2247 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2248 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2249 (zbss_section): Delete.
2251 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2253 * config/vx-common.h (vxworks_exception_section): Delete.
2254 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2256 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2257 section rather than emitting assembly code.
2258 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2261 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2262 * coretypes.h (section): New union and typedef.
2263 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2264 from call to current_function_section.
2265 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2266 (dbxout_symbol_location): Use switch_to_section.
2267 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2268 most of the code into...
2269 (default_eh_frame_section): ...here. Return a section.
2270 (collect2_eh_frame_section): Delete, moving most of the code into..
2271 (switch_to_eh_frame_section): ...this new function.
2272 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2273 (debug_macinfo_section, debug_line_section, debug_loc_section)
2274 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2276 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2277 eh_frame_section. Use switch_to_section and get_section.
2278 (dwarf2out_begin_prologue): Use switch_to_section.
2279 (AT_string_form): Check the flags in debug_str_section instead of
2280 DEBUG_STR_SECTION_FLAGS.
2281 (output_comp_unit): Use switch_to_section, get_section, and
2283 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2284 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2285 from call to current_function_section.
2286 (dwarf2out_var_location): Use unlikely_text_section_p.
2287 (dwarf2out_source_line): Use switch_to_section. Remove argument
2288 from call to current_function_section.
2289 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2290 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2291 debug_macinfo_section.
2292 (dwarf2out_init): Initialize the new section variables. Use them
2293 instead of calls to named_section_flags. Use switch_to_section.
2294 (output_indirect_string): Use switch_to_section and debug_str_section.
2295 (dwarf2out_finish): Use switch_to_section and the new section
2297 * except.c (default_exception_section): Return the section instead
2298 of emitting assembly code.
2299 (output_function_exception_table): Use the global exception_section
2300 variable instead of the target hook. Use switch_to_section. Remove
2301 argument from call to current_function_section.
2302 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2303 (shorten_branches): Use pointer comparisons to detect whether the
2304 text section is the same as readonly_data_section.
2305 (profile_function): Use switch_to_section. Remove argument from
2306 call to current_function_section.
2307 (final_scan_insn): Likewise. Update use of last_text_section.
2308 * gengtype.c (open_base_files): Add an include of output.h.
2309 * output.h (text_section, data_section, readonly_data_section)
2310 (ctors_section, dtors_section, bss_section, init_section)
2311 (fini_section, sdata_section): Turn into section pointers.
2312 (in_text_section, in_unlikely_text_section, exports_section)
2313 (drectve_section, named_section, mergeable_string_section)
2314 (last_text_section_name): Delete.
2315 (default_exception_section, default_eh_frame_section): Return sections.
2316 (SECTION_DECLARED, SECTION_NAMED): New macros.
2317 (SECTION_MACH_DEP): Bump value.
2318 (section_common, named_section, unnamed_section): New structures.
2319 (unnamed_section_callback): New typedef.
2320 (section): New union.
2321 (sbss_section, exception_section, eh_frame_section): New variables.
2322 (in_section, last_text_section): Turn into section pointers.
2323 (get_unnamed_section, get_section, get_named_section): New functions.
2324 (mergeable_constant_section, function_section): Return a section.
2325 (unlikely_text_section): Likewise.
2326 (current_function_section): Likewise. Remove the decl argument.
2327 (unlikely_text_section_p, switch_to_section): New functions.
2328 (output_section_asm_op): New function.
2329 (set_named_section_flags, named_section_flags, named_section_real)
2330 (named_section_first_declaration): Delete.
2331 (default_select_section, default_elf_select_section): Return a section.
2332 (default_elf_select_section_1, default_function_rodata_section)
2333 (default_no_function_rodata_section, default_select_rtx_section)
2334 (default_elf_select_rtx_section): Likewise.
2335 * rtl.h (in_data_section): Delete.
2336 * sdbout.c (sdbout_one_type): Use switch_to_section.
2337 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2338 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2339 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2340 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2341 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2342 (TARGET_ASM_OUT): Update after above changes.
2343 * target.h (init_sections): New hook.
2344 (exception_section, eh_frame_section): Delete.
2345 (select_section, select_rtx_section, function_rodata_section): Return
2346 a section rather than emitting assembly code.
2347 * varasm.c (text_section, data_section, readonly_data_section)
2348 (ctors_section, dtors_section, bss_section, init_section)
2349 (fini_section): Turn into section pointers.
2350 (sdata_section, sbss_section, exception_section): New variables.
2351 (eh_frame_section): New variable.
2352 (in_section): Make global and turn into a section pointer.
2353 (last_text_section): Turn into a section pointer.
2354 (unnamed_sections): New variable.
2355 (in_named_name, last_text_section_name): Delete.
2356 (EXTRA_SECTION_FUNCTIONS): Delete.
2357 (in_named_entry): Delete.
2358 (section_htab): New variable, replacing...
2359 (in_named_htab): ...this deleted variable.
2360 (section_entry_eq, section_entry_hash): New functions, based on...
2361 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2362 (get_unnamed_section, get_section): New functions.
2363 (unlikely_text_section): Return a section instead of emitting
2365 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2366 (get_named_section_flags, named_section_first_declaration): Delete.
2367 (unlikely_text_section_p): New function.
2368 (named_section_real, named_section): Delete.
2369 (get_named_section): New function.
2370 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2371 (function_section): Return a section rather than emitting
2373 (current_function_section): Likewise. Remove argument. Use
2374 last_text_section if nonnull, otherwise use function_section.
2375 (default_function_rodata_section): Return a section rather than
2376 emitting assembly code. Use get_section.
2377 (default_no_function_rodata_section): Return a section rather than
2378 emitting assembly code.
2379 (variable_section): Use switch_to_section and get_named_section.
2380 (mergeable_string_section): Return a section rather than emitting
2381 assembly code. Use get_section. Make static. Don't take special
2382 countermeasures for empty strings.
2383 (mergeable_constant_section): Return a section rather than emitting
2384 assembly code. Use get_section.
2385 (default_named_section_asm_out_destructor): Use switch_to_section
2387 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2388 (default_named_section_asm_out_constructor): Use switch_to_section
2390 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2391 (assemble_start_function): Likewise. Set last_text_section to
2392 NULL rather than no_section. Change the type of save_section.
2393 (assemble_zeros, assemble_variable): Use the section flags to detect
2394 whether or not a section is text.
2395 (assemble_static_space): Use switch_to_section.
2396 (assemble_trampoline_template): Likewise.
2397 (output_constant_def_contents): Use switch_to_section and
2399 (output_constant_pool_1): Use switch_to_section. Use the section
2400 flags to see whether sections contain mergeable data.
2401 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2402 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2403 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2404 whether a section has already been declared.
2405 (default_select_section, default_elf_select_section): Return a
2406 section rather than emitting assembly code.
2407 (default_elf_select_section_1): Likewise. Use bss_section for
2408 SECCAT_BSS if nonnull. Use get_named_section.
2409 (default_select_rtx_section): Return a section rather than
2410 emitting assembly code.
2411 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2412 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2413 (output_section_asm_op, switch_to_section): New functions.
2414 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2417 * doc/tm.texi: Expand the introduction to the sections documentation.
2418 (TRAMPOLINE_SECTION): Document new interface.
2419 (SDATA_SECTION_ASM_OP): Document new macro.
2420 (READONLY_DATA_SECTION): Delete.
2421 (SDATA_SECTION_ASM_OP): Document new macro.
2422 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2423 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2424 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2425 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2426 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2428 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2430 * gcc.c (init_gcc_specs): Match braces inside conditionally
2433 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2435 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2437 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2440 * tree.c (integer_all_onesp): Always return true if all bits on.
2442 * testsuite/g++.dg/init/array0.C: New.
2444 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2446 * doc/md.texi: Adapt to implementation.
2448 2005-12-06 Andreas Schwab <schwab@suse.de>
2450 * opts.c (decode_options): Fix typo in message.
2452 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2455 * longlong.h: Merge PPC tests from upstream.
2457 2005-12-06 Richard Guenther <rguenther@suse.de>
2459 * fold-const.c (fold_convert): Do not build and fold
2460 CONVERT_EXPR, but always use NOP_EXPR.
2462 2005-12-06 Jan Beulich <jbeulich@novell.com>
2464 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2465 __builtin_ia32_paddq and __builtin_ia32_psubq.
2466 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2467 __builtin_ia32_pshufw.
2468 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2470 2005-12-05 James E Wilson <wilson@specifix.com>
2473 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2476 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2478 * print-tree.c (print_node): Ditto.
2479 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2480 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2481 before accessing DECL_ARTIFICIAL.
2482 Handle new tag tree codes.
2483 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2485 (unmodifiable_var_p): Ditto.
2486 * tree-flow.h (mem_tag_kind): Remove.
2487 (struct var_ann_d): Remove mem_tag_kind member.
2488 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2489 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2490 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2491 (group_aliases): Ditto.
2492 (setup_pointers_and_addressables): Ditto.
2493 (is_escape_site): Ditto.
2494 (may_alias_p): Ditto.
2495 (create_tag_raw): New function.
2496 (create_memory_tag): Use it.
2497 (dump_alias_info): Update for tags.
2498 (may_be_aliased): Ditto.
2499 (add_type_alias): Ditto.
2500 (new_type_alias): Ditto.
2501 (create_sft): Ditto.
2502 (create_structure_vars): Ditto.
2503 * tree-ssa-ccp.c (get_default_value): Ditto.
2504 * tree-ssa-operands.c (get_expr_operands): Ditto.
2505 (add_stmt_operand): Ditto.
2506 (add_call_clobber_ops): Remove duplicated condition.
2507 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2509 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2510 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2511 * tree.c (init_ttree): Update structures for new tree codes.
2512 (tree_code_size): Update sizes for new tree codes.
2513 (make_node_stat): Don't try to set common things on minimal
2515 (tree_node_structure): Update for tags.
2516 (is_global_var): Ditto.
2517 * tree.def: Add new tree codes.
2518 * tree.h (MTAG_P): New macro.
2519 (TREE_MEMORY_TAG_CHECK): Ditto.
2520 (SSA_VAR_P): Update for tags.
2521 (struct tree_memory_tag): New structure.
2522 (MTAG_GLOBAL): New macro.
2523 (union tree_node): Add memory tag member.
2524 * treestruct.def (TS_MEMORY_TAG): New.
2526 2005-12-05 Dale Johannesen <dalej@apple.com>
2528 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2529 what was approved (PR 24323).
2531 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2533 * doc/c-tree.texi (Function Bodies): Remove description of
2536 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2538 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2539 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2540 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2541 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2542 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2543 __divxc3): Document.
2545 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2547 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2549 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2550 hook_bool_void_false.
2551 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2552 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2554 * config/darwin.c (machopic_select_section): It's not defined
2555 as weak if it's only marked as weak_import.
2557 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2560 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2561 A hidden weak object does bind locally. Strong linkonce data
2562 counts like any other strong symbol for binding.
2563 (weak_finish_1): Don't specially handle weakrefs, they no longer
2565 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2566 * c-common.c (handle_alias_attribute): Allow static aliases
2568 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2569 * gthr-dce.h: Make weakrefs static.
2570 * gthr-tpf.h: Likewise.
2571 * gthr-solaris.h: Likewise.
2572 * gthr-posix.h: Likewise.
2573 * gthr-posix95.h: Likewise.
2574 * config/darwin.c (darwin_encode_section_info): static weakref
2575 variables are not necessarily defined in this translation unit.
2576 * doc/extend.texi (Function Attributes): Mention that an alias
2577 attribute creates a definition for the thing it's attached to.
2578 Change the documentation for weakref to say that the thing
2579 it's attached to must be static.
2581 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2582 we don't go into an infinite loop.
2584 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2586 * config/rs6000/predicates.md (logical_const_operand): Split
2587 out of logical_operand.
2588 (logical_operand): Use it.
2589 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2590 logical_const_operand.
2592 2005-12-05 Jan Beulich <jbeulich@novell.com>
2594 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2595 and IX86_BUILTIN_CMPNESS.
2596 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2597 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2598 * config/i386/i386.md (movti_internal): Correct type attribute.
2599 Simplify mode attribute.
2600 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2601 Correct type attribute.
2602 (absxf2): Correct operator.
2603 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2604 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2605 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2607 (sse2_vmsqrtv2df2): Correct mode attribute.
2609 2005-12-05 Jan Beulich <jbeulich@novell.com>
2611 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2612 16 bits. Provide insn pattern for this case.
2614 2005-12-05 Jan Beulich <jbeulich@novell.com>
2616 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2618 (__popcountDI2): Likewise.
2620 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2623 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2624 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2625 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2628 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2630 * c-typeck.c (null_pointer_constant_p): New function.
2631 (build_conditional_expr, build_c_cast, convert_for_assignment,
2632 build_binary_op): Use it.
2634 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2636 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2637 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2639 (check_function_arguments_recurse): Allow both NOP_EXPR and
2640 CONVERT_EXPR but check conversions preserve precision.
2641 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2642 but check conversions preserve precision.
2643 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2646 2005-12-04 Roger Sayle <roger@eyesopen.com>
2649 * common.opt (Wstring-literal-comparison): New command line option.
2650 * c-opts.c (c_common_handle_option): Set it with -Wall.
2651 * c-typeck.c (parser_build_binary_op): Issue warning if either
2652 operand of a comparison operator is a string literal, except for
2653 testing equality or inequality against NULL.
2655 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2657 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2659 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2660 of building a NOP_EXPR.
2661 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2663 * c-convert.c (convert): Use fold_convert instead of building
2664 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2665 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2667 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2668 NOP_EXPR the same as CONVERT_EXPR.
2669 * c-typeck.c (build_function_call): Use fold_convert instead of
2670 building a NOP_EXPR directly.
2671 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2673 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2675 PR rtl-optimization/25197
2676 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2679 2005-12-02 Stuart Hastings <stuart@apple.com>
2681 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2684 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2686 * c-typeck.c (default_function_array_conversion,
2687 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2688 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2689 orig_op2. Don't check them for NOP_EXPR.
2690 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2691 around integer zero.
2693 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2695 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2696 toc_save_offset, toc_size, lr_size.
2697 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2698 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2699 Adjust for removal of unused rs6000_stack_t fields.
2700 (debug_stack_info): Adjust.
2701 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2702 first, and don't bother checking for set/inc of lr on sibcalls.
2703 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2705 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2708 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2709 5 if operand 1 is not aligned. Undo previous constraint change.
2710 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2712 2005-12-02 Richard Guenther <rguenther@suse.de>
2714 * tree.h (build): Remove prototype.
2715 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2716 * tree.c (build): Remove.
2717 (build0_stat): Update comment.
2719 2005-12-02 Richard Guenther <rguenther@suse.de>
2721 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2722 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2724 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2725 maybe_fold_offset_to_component_ref): Likewise.
2726 * tree-ssa-dom.c (thread_across_edge,
2727 simplify_rhs_and_lookup_avail_expr,
2728 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2730 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2731 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2732 lower_try_finally_switch): Likewise.
2733 * tree-if-conv.c (add_to_dst_predicate_list,
2734 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2735 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2736 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2737 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2738 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2739 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2740 gimplify_init_ctor_eval, gimplify_init_constructor,
2741 gimplify_variable_sized_compare, gimplify_boolean_expr,
2742 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2743 gimplify_expr, gimplify_body, gimplify_function_tree,
2744 force_gimple_operand): Likewise.
2745 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2746 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2747 mx_register_decls): Likewise.
2748 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2749 get_frame_field, finalize_nesting_tree_1): Likewise.
2750 * tree-inline.c (setup_one_parameter): Likewise.
2751 * tree-vect-transform.c (vectorizable_condition): Likewise.
2752 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2754 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2755 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2756 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2757 * tree-chrec.h (build_polynomial_chrec): Likewise.
2759 2005-12-02 Richard Guenther <rguenther@suse.de>
2761 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2762 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2763 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2764 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2765 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2766 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2767 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2769 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2770 sh_adjust_unroll_max): Likewise.
2771 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2772 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2773 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2775 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2777 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2780 2005-12-02 Richard Guenther <rguenther@suse.de>
2782 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2783 simplify_cond_using_ranges): Use buildN instead of build.
2784 * tree-tailcall.c (adjust_accumulator_values,
2785 adjust_return_value): Likewise.
2786 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2787 generate_element_copy, generate_element_zero,
2788 generate_one_element_init): Likewise.
2789 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2790 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2791 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2792 perfect_nestify): Likewise.
2794 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2796 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2798 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2800 * ggc.h (GGC_RESIZEVEC): New.
2802 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2804 * gcc.c (execute): Improve readability.
2806 2005-12-02 Richard Guenther <rguenther@suse.de>
2808 * tree-cfg.c (mark_used_vars): New function.
2809 (dump_function_to_file): Dump only used VAR_DECLs.
2811 2005-12-02 Richard Guenther <rguenther@suse.de>
2813 * convert.c (convert_to_integer): Fix compare for nonpositive
2814 constant to use tree_int_cst_sgn <= 0.
2816 2005-12-02 Richard Guenther <rguenther@suse.de>
2818 * convert.c (convert_to_integer): Use fold_convert instead
2819 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2820 instead of comparing against 0. Use build_int_cst instead
2821 of converting integer_zero_node.
2823 2005-12-02 Richard Guenther <rguenther@suse.de>
2825 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2828 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2831 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2834 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2837 * function.c (expand_function_end): Emit blockage for unwinder
2840 2005-12-01 Roger Sayle <roger@eyesopen.com>
2842 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2843 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2844 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2845 integer constant comparisons.
2847 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2848 Janis Johnson <janis187@us.ibm.com>
2849 David Edelsohn <dje@watson.ibm.com>
2850 Ben Elliston <bje@au.ibm.com>
2852 * dfp.h, dfp.c: New files.
2853 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2854 (DECNUM_H): Likewise.
2855 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2856 (INCLUDES): Append $(DECNUMINC).
2857 (OBJS-common): Add dfp.o.
2859 * real.h (EXP_BITS): Pinch one bit to ..
2860 (struct real_value): Add decimal field.
2861 (real_format): Change table size, update documentation.
2862 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2863 (real_from_string3): Declare.
2864 (decimal_single_format): Declare.
2865 (decimal_double_format): Declare.
2866 (decimal_quad_format): Declare.
2867 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2868 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2869 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2870 * real.c: Include dfp.h.
2871 (normalize): Early return for decimal floats.
2872 (do_add): Zero decimal field.
2873 (do_compare): Call do_decimal_compare for decimal floats.
2874 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2875 (real_arithmetic): Call decimal_real_arithmetic for decimal
2876 floating point operands.
2877 (real_identical): If a and b are of differing radix, return false.
2878 (real_to_integer): Call decimal_real_to_integer if the value is a
2880 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2881 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2882 (real_to_hexadecimal): Place "N/A" in the return string for
2884 (real_from_string3): New variant, given a mode.
2885 (real_maxval): Use decimal_real_maxval for decimal floats.
2886 (round_for_format): Use decimal_round_for_format for decimals.
2887 (real_convert): Use decimal_real_convert where appropriate.
2888 (significand_size): Handle base 10.
2889 (encode_decimal_single, decode_decimal_single,
2890 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2891 decode_decimal_quad): New functions.
2892 (decimal_single_format): New.
2893 (decimal_double_format): New.
2894 (decimal_quad_format): New.
2895 * machmode.def: Add SD, DD and TD decimal floating point modes.
2896 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2897 Include MODE_DECIMAL_FLOAT.
2898 (DECIMAL_FLOAT_MODE_P): New.
2899 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2900 * genmodes.c (struct mode_data): Add counter field.
2901 (struct mode_data): Update comment for format.
2902 (blank_mode): Initialise counter field.
2903 (new_mode): Increment counter field for each mode defined.
2904 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2906 (make_complex_modes): Handle modes containing `D'.
2907 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2908 (make_decimal_float_mode): New.
2909 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2910 (cmp_modes): Compare counter field if other characteristics
2912 (emit_real_format_for_mode): Support formats for decimal floats.
2913 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2914 Document MODE_DECIMAL_FLOAT.
2916 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2918 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2921 2005-12-01 Richard Henderson <rth@redhat.com>
2923 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2925 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2927 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2929 * config/pa/pa.c (pa_init_builtins): If we detect
2930 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2933 2005-12-01 Richard Guenther <rguenther@suse.de>
2935 * fold-const.c (fold_binary): Use fold_build2, not
2938 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2940 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2942 * vec.h (VEC_block_remove): New.
2944 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2947 * c-common.c (lvalue_error): Fix wording.
2949 2005-12-01 Richard Guenther <rguenther@suse.de>
2951 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2952 thinko in last patch.
2954 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2956 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2957 than -flat_namespace.
2959 2005-12-01 Ben Elliston <bje@au.ibm.com>
2961 * mklibgcc.in: Parameterise the script to build soft float
2962 functions by iterating over each type, rather than cloning the
2965 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2968 * builtins.c (fold_builtin_fputs): Defer check for missing
2969 replacement functions.
2971 2005-11-30 Kean Johnston <jkj@sco.com>
2973 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2974 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2976 2005-11-30 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/22501
2979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2980 function split out from ...
2981 (forward_propagate_addr_expr): ... here. Use it to propagate
2982 ADDR_EXPRs to all uses.
2984 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2986 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2987 * builtins.c (expand_builtin_mathfn): Use them.
2988 (expand_builtin_mathfn_2): Likewise.
2989 (expand_builtin_mathfn_3): Likewise.
2990 (expand_builtin_int_roundingfn): Likewise.
2991 (expand_builtin): Likewise.
2992 (integer_valued_real_p): Likewise.
2993 (fold_builtin_int_roundingfn): Likewise.
2994 (fold_builtin_bitop): Likewise.
2995 (fold_builtin_logarithm): Likewise.
2996 (fold_builtin_1): Likewise.
2997 * convert.c (convert_to_integer): Likewise.
2998 * fold-const.c (negate_mathfn_p): Likewise.
2999 (tree_expr_nonnegative_p): Likewise.
3001 2005-11-30 Dale Johannesen <dalej@apple.com>
3002 Andrew Pinski <pinskia@physics.uc.edu>
3004 * combine.c (find_split_point): Sign extend bitmask
3005 when changing bitfield assignment to IOR of AND.
3007 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3009 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
3010 clobber to scratch reg.
3011 (*decrement_and_branch_until_zero_no_clobber): Remove.
3012 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
3013 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
3014 * config/ms1/ms1.opt (mmul): Remove.
3015 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
3016 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
3018 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3019 Bernd Schmidt <bernd.schmidt@analog.com>
3021 * pa/predicates.md (symbolic_operand): Add comment.
3022 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
3023 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
3024 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
3025 (pa_secondary_reload_class): Delete.
3026 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
3027 and pa_secondary_reload_class. Reorder some checks. Update inline
3028 copy of symbolic operand.
3029 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
3031 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3033 * loop-doloop.c (add_test): Only add jump notes if we did emit a
3036 2005-11-30 Jeff Law <law@redhat.com>
3038 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
3039 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3041 2005-11-30 Jakub Jelinek <jakub@redhat.com>
3043 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
3044 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
3045 (ia64_expand_move): Adjust caller.
3047 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
3048 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
3051 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
3053 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
3054 Always produce an output if we can remove NEGs or canonicalize
3055 (minus (minus ...)) expressions. Provide a fast path for the
3057 (simplify_gen_binary): Do not call simplify_plus_minus.
3058 (simplify_binary_operation_1): Reassociate at the end of the
3061 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3063 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
3064 moves and unpack to speed up.
3066 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
3068 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
3069 argument, they are always sparc_compare_op0 and sparc_compare_op1.
3070 (gen_v9_scc): Update callers.
3071 * config/sparc/sparc.md: Likewise.
3072 * config/sparc/sparc-protos.h: Update extern declaration.
3074 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
3076 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3078 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
3081 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3083 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
3084 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
3085 (negate_expr): Here.
3087 2005-11-29 Ben Elliston <bje@au.ibm.com>
3089 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3090 Fix typo in comment.
3092 2005-11-29 Ben Elliston <bje@au.ibm.com>
3094 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3095 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3097 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3101 * builtins.c (init_target_chars): New.
3102 (expand_builtin_printf, expand_builtin_fprintf,
3103 expand_builtin_sprintf, fold_builtin_sprintf,
3104 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3105 fold_builtin_snprintf_chk, fold_builtin_printf,
3106 fold_builtin_fprintf): Check for matching format strings using
3109 2005-11-29 Paul Brook <paul@codesourcery.com>
3111 * config.gcc: Do not use fixproto on m68k-elf.
3113 2005-11-28 Roger Sayle <roger@eyesopen.com>
3115 * expmed.c (div_cost): Replace with...
3116 (sdiv_cost, udiv_cost): New.
3117 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3118 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3119 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3120 (expand_divmod): Replace use of div_cost with either sdiv_cost
3121 or udiv_cost depending upon the signedness of the operation.
3123 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3126 * config/darwin.c (machopic_indirection_name,
3127 machopic_output_indirection): Follow transparent alias chain.
3129 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3131 * varasm.c (ultimate_transparent_alias_target): Add comment.
3133 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3135 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3136 SET_SRC instead of XEXP where appropriate.
3138 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3140 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3143 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3145 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3146 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3149 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3151 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3152 secondary_input_reload_class, made static. Adapt to new
3154 (secondary_output_reload_class): Delete.
3155 (TARGET_SECONDARY_RELOAD): New macro.
3156 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3157 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3159 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3162 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3163 when its natural alignment is > BITS_PER_UNIT.
3164 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3165 * c-common.c (handle_packed_attribute): Ignore packing on a field
3166 whose type is naturally char aligned.
3168 2005-11-28 Richard Guenther <rguenther@suse.de>
3170 * c-common.c (strict_aliasing_warning): Handle all
3171 component-ref like accesses.
3173 2005-11-28 Roger Sayle <roger@eyesopen.com>
3174 Uros Bizjak <uros@kss-loka.si>
3177 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3178 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3179 when flag_unsafe_math_optimizations is set and
3180 we don't care about NaNs or Infinities.
3182 Move x/expN(y) and x/pow(y,z) transformation into common
3183 flag_unsafe_math_optimizations section.
3185 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3187 * gcc.c (main): Change type of argv to "char **".
3189 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3191 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3192 small data sections.
3193 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3194 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3195 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3196 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3197 output locals to sbss if !rs6000_elf_in_small_data_p.
3198 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3200 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3203 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3204 generated by reload.
3205 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3206 indexed_or_indirect_address.
3207 (indexed_or_indirect_address): Don't test for base reg. Call
3208 address_operand last. Make it a special predicate.
3210 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3212 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3214 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3217 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3219 (negate_expr): Likewise.
3221 2005-11-27 Andreas Schwab <schwab@suse.de>
3223 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3226 2005-11-27 Steven Bosscher <stevenb@suse.de>
3228 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3229 has EH predecessor edges.
3231 2005-11-26 Eric Christopher <echristo@apple.com>
3233 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3234 register stalls by zero extending to the full register.
3236 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3238 * config/floatunsisf.c, config/floatunsidf.c,
3239 config/floatunsixf.c, config/floatunsitf.c: New files.
3240 * config/ia64/t-hpux: Add floatunsitf.c.
3241 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3242 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3244 2005-11-26 Richard Henderson <rth@redhat.com>
3246 * c-lex.c (pragma_lex): Rename from c_lex.
3247 * c-pch.c: Update for pragma_lex rename.
3248 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3249 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3250 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3251 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3252 * doc/tm.texi: Likewise.
3254 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3257 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3258 when overflow is undefined.
3260 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3262 * doc/md.texi (Insn Canonicalizations): Refer to the
3263 function commutative_operand_precedence for further rules.
3265 2005-11-25 Roger Sayle <roger@eyesopen.com>
3268 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3269 is less than zero. Limit mult_cost to a reasonable upper bound for
3270 the synthetic multiplication sequence.
3272 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3275 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3276 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3277 Lookup the explicit replacement functions for any unlocked
3278 stdio builtin transformations.
3280 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3282 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3284 * targhooks.c (default_secondary_reload): Don't require operand 2
3285 for an input reload to be earlyclobber.
3287 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3289 * fold-const.c (negate_mathfn_p): Fix comment and add support
3290 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3293 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3296 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3297 _Q_ulltoq for unsigned conversions from SImode and DImode to
3300 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3302 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3303 (__floatundidf, __floatundisf): Likewise.
3305 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3307 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3308 (rs6000_override_options): Remove initialization of
3309 rs6000_sr_alias_set.
3310 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3311 (rs6000_emit_stack_tie): Same.
3312 (emit_frame_save): Same.
3313 (gen_frame_mem_offset): Same.
3314 (rs6000_emit_prologue): Same.
3315 (rs6000_emit_epilogue): Same.
3317 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3320 * fold-const.c (fold_build): Convert bool_var != 1 and
3321 bool_var == 0 to !bool_var.
3323 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3326 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3327 for C being INTEGER_CST. Likewise for !=.
3329 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3332 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3333 unsigned conversions from SImode to TFmode.
3335 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3337 * expr.c (expand_expr_real_1): Fix error in last change.
3339 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3341 * caller-save.c: (this_insn_sets): Move into:
3342 (save_call_clobbered_regs).
3343 (mark_set_regs): Get this_insn_sets from data.
3345 (save_call_clobbered_regs): Take sets of the return value by
3346 sibcalls into account.
3348 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3351 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3352 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3353 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3354 (memory_move_secondary_cost, init_reg_autoinc): Remove
3355 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3356 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3357 secondary_reload_class call.
3358 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3360 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3361 (push_secondary_reload): Use secondary_reload target hook.
3362 (secondary_reload_class, scratch_reload_class): New functions.
3363 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3364 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3365 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3366 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3367 (secondary_reload_class, scratch_reload_class): Declare.
3368 * reload1.c: Include target.h.
3369 (reload_adjust_reg_for_temp): New function.
3370 (reload_adjust_reg_for_icode): Likewise.
3371 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3372 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3374 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3375 for inheritance. Support case when both secondary & tertiary reloads
3376 are for intermediate registers.
3377 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3378 with secondary_reload_class call. Support case when both secondary
3379 & tertiary reloads are for intermediate registers.
3380 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3381 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3382 * target.h (secondary_reload_info): New struct / typedef.
3383 (struct gcc_target): New member secondary_reload.
3384 * targhooks.c Include reload.h, optabs.h and recog.h.
3385 (default_secondary_reload): New function.
3386 * targhooks.h (default_secondary_reload): Declare.
3387 * doc/tm.texi: Document secondary_reload target hook. Update
3388 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3389 * doc/md.texi: Likewise.
3391 * sh-protos.h (sh_secondary_reload): Declare.
3392 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3393 (sh_secondary_reload): New function.
3394 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3395 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3396 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3397 (HAVE_SECONDARY_RELOADS): Define.
3398 * sh.md (reload_indf): Rename to:
3400 (reload_outdf): Rename to:
3401 (reload_outdf__RnFRm).
3402 (reload_insf): Rename to:
3404 (reload_insi): Rename to:
3405 (reload_insi__i_fpul).
3407 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3409 * configure.ac: Require at least texinfo 4.4.
3410 * configure: Regenerate.
3412 * doc/install.texi (Tools/packages necessary for building GCC):
3413 Update required version of texinfo to at least 4.4.
3414 (Installing GCC: Building): Update required version of texinfo
3416 (Installing GCC: Final installation): Update required version
3417 of texi2dvi to at least 4.4.
3418 (Host/target specific installation notes for GCC): Update required
3419 version of texinfo to at least 4.4.
3421 2005-11-24 Richard Guenther <rguenther@suse.de>
3422 Dirk Mueller <dmueller@suse.de>
3425 * c-common.h (strict_aliasing_warning): Declare.
3426 * c-common.c (strict_aliasing_warning): New function,
3428 * c-typeck.c (build_c_cast): ... here.
3430 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3432 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3434 (swap_commutative_operands_with_target): New.
3436 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3438 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3439 also when doing PRE, rather than only for global CPROP.
3441 2005-11-24 Ben Elliston <bje@au.ibm.com>
3443 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3444 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3446 (expand_twoval_unop): Likewise.
3447 (widen_clz): Likewise.
3448 (expand_parity): Likewise.
3449 (expand_unop): Likewise.
3450 (emit_cmp_and_jmp_insn_1): Likewise.
3451 (prepare_float_lib_cmp): Likewise.
3453 2005-11-24 Ben Elliston <bje@au.ibm.com>
3455 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3456 Remove unused `class' variable.
3458 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3461 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3462 C/C++ diagnostic function warn_array_subscript_with_type_char.
3463 * c-common.h (warn_array_subscript_with_type_char): Declare.
3464 * c-common.c (warn_array_subscript_with_type_char): Define.
3466 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3469 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3470 compiling at the intersection of C and C++.
3472 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3474 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3475 List @file in the option summary. Include the libiberty
3476 documentation for @file.
3477 * gcc.c (main): Call expandargv.
3478 * Makefile.in (gcc-vers.texi): Define srcdir.
3480 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3482 * passes.c (init_optimization_passes): Document
3483 sequencing of passes.
3485 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3487 * config/m68k/predicates.md (pcrel_address, extend_operator,
3488 post_inc_operand, pre_dec_operand): Remove redundant
3490 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3492 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3494 2005-11-23 Ben Elliston <bje@au.ibm.com>
3496 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3498 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3500 Preparatory work for PR target/21623:
3501 * alpha.c (secondary_reload_class): Rename to:
3502 (alpha_secondary_reload_class).
3503 * alpha.h, alpha-protos.h: Likewise.
3504 * mn10300.c (secondary_reload_class): Rename to:
3505 (mn10300_secondary_reload_class).
3506 * mn10300.h, mn10300-protos.h: Likewise.
3507 * pa.c (secondary_reload_class): Rename to:
3508 (pa_secondary_reload_class).
3509 * pa.h, pa-protos.h: Likewise.
3510 * rs6000.c (secondary_reload_class): Rename to:
3511 rs6000_secondary_reload_class.
3512 * rs6000.h, rs6000-protos.h: Likewise.
3514 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3517 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3519 2005-11-22 Ian Lance Taylor <ian@airs.com>
3521 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3523 (prepare_cmp_insn): Likewise.
3525 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3528 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3529 if both operands[0] and operands[1] are memory.
3531 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3534 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3535 COMPARISON_CLASS_P and an integral types create create a new
3536 expression with the new type and fold that.
3538 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3541 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3542 to SUBTARGET_OS_CPP_BUILTINS.
3544 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3546 * arm.c (emit_set_insn): New function.
3547 (arm_split_constant): Call it.
3548 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3549 (arm_legitimize_address): Likewise. Use plus_constant.
3550 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3551 (thumb_expand_prologue): Likewise.
3552 (arm_gen_load_multiple): Use VOIDmode in SET.
3553 (arm_gen_store_multiple): Likewise.
3554 (vfp_emit_fstmx): Likewise. Use plus_constant.
3555 (emit_multi_reg_push): Likewise.
3556 (emit_sfm): Use plus_constant.
3558 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3561 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3564 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3567 * expmed.c (store_bit_field): Don't attempt to insv a field
3568 larger than the reg.
3570 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3573 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3574 explicit sign extension, not a (char) cast.
3576 2005-11-22 Ben Elliston <bje@au.ibm.com>
3578 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3579 GET_MODE_CLASS (x) == MODE_FLOAT.
3580 * config/i386/i386.c: Likewise.
3581 * config/rs6000/xcoff.h: Likewise.
3582 * config/rs6000/linux64.h: Likewise.
3583 * config/rs6000/rs6000.c: Likewise.
3584 * config/rs6000/rs6000.h: Likewise.
3585 * config/rs6000/predicates.md: Likewise.
3586 * config/rs6000/sysv4.h: Likewise.
3588 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3590 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3593 * config/alpha/freebsd.h, config/alpha/linux.h,
3594 config/arm/linux-elf.h, config/bfin/bfin.h,
3595 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3596 config/i386/beos-elf.h, config/i386/gnu.h,
3597 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3598 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3599 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3600 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3601 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3602 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3603 config/sparc/linux.h, config/sparc/linux64.h,
3604 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3606 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3607 are both defined when either flag -fpic or -fPIC are used.
3609 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3611 * config/fp-bit.c (clzusi): New function.
3612 (si_to_float, usi_to_float): Use it to compute proper shift.
3613 (usi_to_float): Preserve guard bits when shifting right.
3614 * libgcc-std.ver (GCC_4.2.0): New version.
3615 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3616 __floatundisf): New functions.
3617 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3618 __floatundisf): Declare.
3619 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3620 _floatundixf, and _floatunditf.
3621 * optabs.c (expand_float): If target does not define a pattern for
3622 signed or unsigned conversion, use an unsigned libcall instead of
3624 (init_optabs): Initialize ufloat_optab.
3626 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3628 * config/rs6000/rs6000.opt (mmulhw): New option.
3629 * doc/invoke.texi (-mmulhw): Document.
3630 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3632 * config/rs6000/rs6000.md: Add half-word multiply and
3633 multiply-accumulate instructions for 405 and 440.
3635 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3637 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3638 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3639 default now includes a linker group which makes the RTEMS one nest.
3641 2005-11-22 Ben Elliston <bje@au.ibm.com>
3643 * cse.c (fold_rtx): Typo fix.
3644 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3646 2005-11-21 Richard Henderson <rth@redhat.com>
3648 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3649 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3651 * c-tree.h (lookup_name): Move declaration ...
3652 * c-common.h (lookup_name): ... here.
3653 * config/darwin-c.c: Include c-common.h.
3654 * config/t-darwin: Update dependencies.
3656 2005-11-22 Ben Elliston <bje@au.ibm.com>
3658 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3659 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3660 * genopinit.c (gen_insn): Likewise.
3661 * reload.c (find_equiv_reg): Likewise.
3662 * loop.c (load_mems): Likewise.
3663 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3664 * cse.c (find_comparison_args, fold_rtx): Likewise.
3665 * dwarf2out.c (add_const_value_attribute): Likewise.
3666 * expr.c (convert_move): Likewise.
3667 * recog.c (general_operand, register_operand): Likewise.
3668 * reg-stack.c (replace_reg): Likewise.
3669 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3670 * c-common.c (handle_vector_size_attribute): Likewise.
3671 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3672 (simplify_binary_operation_1): Likewise.
3673 (simplify_const_binary_operation): Likewise.
3674 (simplify_relational_operation): Likewise.
3675 (simplify_const_relational_operation): Likewise.
3676 (simplify_immed_subreg): Likewise.
3677 * emit-rtl.c (gen_lowpart_common): Likewise.
3678 * expmed.c (expand_mult): Likewise.
3679 * stor-layout.c (layout_type): Likewise.
3681 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3684 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3685 cst2 only for SPE vectors.
3687 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3690 * config/rs6000/predicates.md (vrsave_operation): Check
3691 UNSPEC_VOLATILE value.
3693 2005-11-21 Jan Hubicka <jh@suse.cz>
3695 PR tree-optimization/24653
3696 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3698 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3700 * config/i386/predicates.md (ax_reg_operand): New predicate.
3701 (memory_displacement_only_operand): New predicate.
3702 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3703 operand is AX register and the other operand is memory operand
3704 with displacement only.
3706 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3708 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3709 if we don't care about NaNs or Infinities.
3711 2005-11-20 Ian Lance Taylor <ian@airs.com>
3713 PR rtl-optimization/24883
3714 * combine.c (combinable_i3pat): When checking whether the
3715 destination of i3 is used in i3, consider paradoxical subregs.
3717 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3720 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3722 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3724 * combine.c (try_combine): Do not run subst on i1src and i2src in
3725 the case of generating a PARALLEL for a comparison.
3727 2005-11-20 Richard Henderson <rth@redhat.com>
3730 * tree-sra.c (struct sra_elt): Add all_no_warning.
3731 (struct sra_walk_fns) <use>: Add use_all argument.
3732 (sra_walk_expr): Pass it.
3733 (sra_walk_modify_expr): Likewise.
3734 (scalarize_ldst): Likewise.
3735 (scan_use): Update for new argument.
3736 (mark_no_warning): New.
3737 (scalarize_use): Use it.
3739 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3741 * expr.c (expand_expr_real): Use usmul_optab for widening
3742 signed * unsigned multiplies.
3743 * genopinit.c (optabs): Add usmul_widen_optab.
3744 * optabs.c (init_optabs): Likewise.
3745 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3746 (usmul_widen_optab): Define.
3747 * config/bfin/bfin.md (usmulhisi3): New pattern.
3749 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3751 2005-11-20 Graham Stott <btinternet.com>
3753 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3755 2005-11-20 Andreas Schwab <schwab@suse.de>
3758 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3761 2005-11-19 Richard Henderson <rth@redhat.com>
3764 * tree-gimple.c (is_gimple_id): Export.
3765 * tree-gimple.h (is_gimple_id): Declare.
3766 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3767 (get_default_value): Use it.
3768 (maybe_fold_stmt_indirect): Likewise.
3770 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3772 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3773 than VR1 or vice-versa.
3775 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3779 * reload.c (find_reloads_address_1): Mention dependency on
3781 * reload1.c (gen_reload): For IN with an unary operation, try
3782 moving inner expression to OUT if trivial SET is not valid.
3783 Confirm that the result is valid. Move common code block into...
3784 (emit_insn_if_valid_for_reload): New function.
3786 2005-11-19 Richard Guenther <rguenther@suse.de>
3788 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3789 ARRAY_REFs of constant strings.
3791 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3793 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3794 fatal format string.
3796 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3798 * combine.c (make_compound_operation): Swap operands of
3799 commutative operation if necessary before returning.
3801 2005-11-19 Richard Guenther <rguenther@suse.de>
3804 * fold-const.c (fold_plusminus_mult_expr): New function.
3805 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3806 cases, remove now unnecessary code.
3808 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3810 * gensupport.c (old_preds): Rename to std_preds, add special field.
3811 (struct old_pred_table): Rename to struct std_pred_table, add special
3813 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3814 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3815 (init_predicate_table): Adjust, and set along the way whether a
3816 predicate is special.
3818 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3820 * BASE-VER: Change to 4.2.0.
3822 2005-11-18 James E Wilson <wilson@specifix.com>
3824 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3827 2005-11-18 Mike Stump <mrs@apple.com>
3829 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3830 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3831 * c-decl.c (lookup_name_two) Remove.
3832 * c-tree.h (lookup_name_two): Remove.
3833 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3834 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3835 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3836 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3838 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3841 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3842 when not generating code to use that co-processor.
3844 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3846 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3847 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3848 these functions are now in tree-phinodes.c.
3850 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3852 * config/bfin/bfin.md (trap): New pattern.
3854 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3856 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3859 * expr.c (expand_expr_real): Don't call record_block_change unless
3860 ib_boundaries_block is non-null
3862 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3864 * fold-const.c (build_range_check): Use proper type for subtraction
3865 when merging lower bound.
3867 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3869 PR rtl-optimization/24497
3870 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3873 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3875 * tree-scalar-evolution.c (expression_expensive_p): New function.
3876 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3878 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3880 * config/bfin/crtlibid.s: New file.
3882 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3885 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3886 when not using sjlj exceptions.
3887 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3888 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3889 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3890 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3891 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3892 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3893 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3894 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3895 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3896 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3897 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3898 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3899 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3901 * config/pa/hpux-unwind.h: New file.
3903 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3905 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3906 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3907 * varasm.c (do_assemble_alias): Adjust call.
3908 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3910 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3912 2005-11-17 James E Wilson <wilson@specifix.com>
3914 * tree.def (FUNCTION_DECL): Correct typo in comment.
3916 2005-11-17 Richard Henderson <rth@redhat.com>
3918 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3919 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3920 and DW_CFA_def_cfa_sf.
3921 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3922 (dbx_reg_number): Don't assert particular registers here.
3923 (based_loc_descr): ... do it here instead. Fold in ...
3924 (eliminate_reg_to_offset): ... this function.
3925 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3926 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3927 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3928 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3929 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3930 (instantiate_virtual_regs): Likewise.
3931 * var-tracking.c (adjust_stack_reference): Likewise.
3932 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3934 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3936 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3937 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3938 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3940 ($(T)crtlibid.o): New rule.
3942 2005-11-16 Richard Guenther <rguenther@suse.de>
3945 * fold-const.c (extract_array_ref): Return byte offset
3947 (fold_binary): Fold &x[a] CMP &x[b] to
3948 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3951 2005-11-16 Richard Henderson <rth@redhat.com>
3954 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3955 parts of an SSA_NAME.
3957 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3960 * arm.md (split for movsf with immediate): Restrict split to insns
3961 that set a general register.
3963 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3965 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3967 * unwind-dw2.c (uw_advance_context): Likewise.
3968 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3969 _Unwind_SjLj_Unregister.
3970 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3972 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3974 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3976 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3978 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3979 langhook to get a DImode integer type.
3981 2005-11-16 Richard Henderson <rth@redhat.com>
3982 J"orn Rennecke <joern.rennecke@st.com>
3983 Ulrich Weigand <uweigand@de.ibm.com>
3987 * reload1.c (reg_equiv_invariant): New.
3988 (reload): Allocate, initialize, and free it.
3989 (calculate_needs_all_insns): Check it when skipping equivalence
3991 (alter_reg): Likewise.
3992 (eliminate_regs_1): Rename from eliminate_regs. Add new
3993 may_use_invariant argument; only use reg_equiv_invariant when true.
3994 (eliminate_regs): New.
3995 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3996 a context for which may_use_invariant may be true.
3998 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4000 * fold-const.c (const_binop): Don't constant fold the operation
4001 if the result has overflowed and flag_trapping_math.
4002 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4004 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
4006 * config/arm/unwind-arm.c (abort): Add prototype here.
4007 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
4008 (struct phase1_vrs): Add prev_sp.
4009 (unwind_phase2_forced): Save the original core registers instead of
4010 modifying entry_vrs. Take a new flag argument for resuming unwinding
4011 and set action flags accordingly. Always set _US_END_OF_STACK when
4012 get_eit_entry fails. Unwind before calling the stop function.
4013 (_Unwind_GetCFA): New function.
4014 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
4015 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
4016 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
4017 just call unwind_phase2_forced.
4018 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
4019 * config/arm/unwind-arm.h (abort): Remove prototype.
4020 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
4022 (_Unwind_GetCFA): New prototype.
4023 * config/arm/pr-support.c (abort): Add prototype here.
4024 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
4026 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
4027 not schedule the prologue with non-call exceptions and EABI.
4029 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
4031 * config/arm/unwind-arm.h: Reorder interface function declarations.
4032 (_URC_END_OF_STACK): New enumeration value.
4033 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
4034 (struct _Unwind_Control_Block): Document reserved field use.
4035 (_Unwind_Stop_Fn): New typedef.
4036 (_Unwind_ForcedUnwind): Declare.
4037 (_Unwind_Resume_or_Rethrow): Declare.
4038 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
4040 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
4041 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
4042 (UCB_FORCED_STOP_ARG): New.
4043 (search_EIT_table): Update boundary condition checks.
4044 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
4045 (unwind_phase2): Replace for with do..while.
4046 (unwind_phase2_forced): New.
4047 (__gnu_Unwind_RaiseException): Replace for with do..while.
4048 (__gnu_Unwind_ForcedUnwind): New.
4049 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
4050 Use appropriate phase2 unwinder.
4051 (__gnu_Unwind_Resume_or_Rethrow): New.
4052 (__gnu_unwind_pr_common): Cope with forced unwinding.
4054 2005-11-16 David Edelsohn <edelsohn@gnu.org>
4057 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
4059 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
4060 roundsf2): Remove "s" from mnemonic.
4062 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
4064 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
4066 * config/bfin/crtn.s: Change epilogues to match.
4067 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
4068 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
4069 __PIC__ and __pic__.
4071 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4074 * doc/invoke.texi: Distinguish between free and fixed form instead of
4075 Fortran and Fortran 90/95. Remove ratfor from the list of supported
4077 * gcc.c (default_compilers): Remove double entries, add entries for
4078 suffixes '.F90' and '.F95'.
4080 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4082 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
4083 in the stack probing loop.
4085 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4087 * configure.ac: Use .machine power5 not power5x.
4088 * configure: Regenerate.
4090 2005-11-15 Mike Stump <mrs@apple.com>
4092 * c-decl.c (lookup_name_two): Add.
4093 * c-tree.h (lookup_name_two): Likewise.
4094 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4095 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4097 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4099 PR rtl-optimization/23392
4100 * regrename.c (enum scan_actions) Add mark_access.
4101 (scan_actions_name): Ditto.
4102 (scan_rtx_reg): Handle mark_access.
4103 (scan_rtx_address): Do nothing for mark_access.
4104 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4105 and regs in REG_INC notes before closing chains for dead regs.
4106 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4107 opening chains for new writes.
4109 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4111 * c.opt (ffixed-line-length-none): New.
4113 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4115 * mklibgcc.in: Change contents of eh_dummy.c.
4117 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4119 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4121 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4123 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4125 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4127 2005-11-15 Jan Hubicka <jh@suse.cz>
4129 * invoke.texi (large-unit-insns): Document.
4130 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4131 * params.def (large-unit-insns): New param.
4133 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4136 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4137 special register for operand 3. Reindent constraints to align
4140 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4142 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4143 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4144 * configure.ac: Add test for FP rounding instructions.
4145 * configure: Regenerate.
4146 * config.in: Regenerate.
4147 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4148 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4150 * config/rs6000/rs6000.opt (mfprnd): New.
4151 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4152 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4153 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4154 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4155 (TARGET_FPRND): New.
4156 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4158 (btrunc<mode>2): New.
4160 (floor<mode>2): New.
4161 (round<mode>2): New.
4163 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4165 * gcc.c (version_compare_spec_function): Use fatal() rather than
4168 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4169 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4170 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4172 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4175 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4176 on -mmacosx-version-min setting.
4178 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4181 * tree-vrp.c (infer_value_range): Return false if STMT is a
4182 block terminator and its basic block has no successors.
4184 2005-11-14 Mike Stump <mrs@apple.com>
4186 * config/i386/i386.c (override_options): -masm=intel isn't
4187 supported on darwin.
4188 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4190 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4192 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4193 vfork after including auto-host.h.
4195 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4197 PR rtl-optimization/22002
4198 * combine.c (distribute_notes): Detect cases where a reg dies
4199 two or more times in a bb, including on the insn we are combining,
4200 and place the death note on the correct range.
4202 2005-11-14 Dale Johannesen <dalej@apple.com>
4204 * expmed.c (store_bit_field): Add offset unconditionally for
4206 (extract_bit_field): Don't force extzv or extv operand into
4207 a register if field is too big.
4209 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4211 * config/arm/arm.c (pic_labelno): New.
4212 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4213 LABEL_REF. Pass only the labelno to PIC insns.
4214 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4215 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4216 * arm.md (UNSPEC_PIC_LABEL): New constant.
4217 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4218 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4219 Use the correct label prefix.
4221 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4223 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4226 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4228 * loop-invariant.c: Include tm_p.h.
4229 * Makefile.in: Updated.
4231 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4233 * pa.c (store_reg): Revise generation of frame notes in large frames.
4234 (set_reg_plus_d): Likewise.
4236 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4238 PR tree-optimization/24709
4239 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4242 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4244 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4245 and duplicate declaration of pthread_self.
4247 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4248 Ian Lance Taylor <ian@airs.com>
4251 * calls.c (expand_call): If TARGET is a MEM and some part of the
4252 argument area has been saved, force TARGET to a register.
4254 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4256 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4259 2005-11-13 Jason Merrill <jason@redhat.com>
4262 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4263 lazily declared methods.
4264 (force_decl_die): Stop if forcing out the context already make a
4266 (force_type_die): Likewise.
4268 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4271 * builtins.c (integer_valued_real_p): Add break in
4272 REAL_CST having TREE_OVERFLOW set.
4274 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4276 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4277 addressing modes during calculation of costs.
4279 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4281 * function.c (assign_stack_local_1): Restrict sanity check
4282 on frame size overflow to 32-bit and above platforms.
4284 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4286 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4287 * config/cris/cris.c: Include reload.h.
4288 (cris_initial_elimination_offset): New function.
4289 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4292 2005-11-12 Richard Guenther <rguenther@suse.de>
4294 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4296 2005-11-12 Jan Hubicka <jh@suse.cz>
4298 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4299 to compare against 0 when possible.
4301 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4303 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4304 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4305 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4306 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4309 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4311 * recog.c (constrain_operands) <case 'g'>: For a match, require
4312 that a non-register matches general_operand when strict >= 0.
4314 2005-11-11 Steven Bosscher <stevenb@suse.de>
4316 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4319 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4321 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4322 (memory_address_same): New.
4323 (dse_optimize_stmt): Call memory_address_same.
4325 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4328 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4329 ZERO_EXTEND>: New cases.
4331 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4333 * longlong.h (__clz_tab): Always provide.
4335 2005-11-11 Steven Bosscher <stevenb@suse.de>
4338 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4340 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4341 before check_maybe_invariant.
4342 (move_invariant_reg): Use gen_move_insn instead of replacing
4343 SET_DEST with the temporary for the invariant.
4344 (move_loop_invariants): If checking is enabled, do internal
4345 consistency checks after completing the pass.
4347 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4350 * common.opt (Wvolatile-register-var): New.
4351 * varasm.c (make_decl_rtl): Only emit warning when option
4352 specified. Clarify warning message.
4353 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4355 * doc/md.texi (copysign): Document standard named pattern.
4357 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4359 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4360 bytes when align is 2.
4361 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4362 by the first instruction of the loop.
4364 2005-11-11 Jason Merrill <jason@redhat.com>
4367 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4370 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4372 PR rtl-optimization/22509
4373 * local-alloc.c (memref_used_between_p): Check whether a function call
4374 could not reference the memref.
4376 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4378 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4379 algorithm so as to choose the best, not the worst, alternative.
4380 Reset accumulated register class before processing next alternative.
4382 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4385 * calls.c (expand_call): Copy a return value to a plain register
4388 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4391 * varasm.c (assemble_name): Recompute name only for transparent
4394 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4396 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4398 2005-11-04 Jeff Law <law@redhat.com>
4401 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4402 perform reassociation if the parent statement will not die as
4403 a result of the optimization.
4405 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4407 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4408 delete_old_heap_vars.
4409 * tree-dfa.c (referenced_var_remove): Remove function.
4410 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4411 (delete_tree_ssa): Remove call to delete_old_heapvars.
4412 Add call to delete_alias_heapvars.
4413 * tree-flow.h (referenced_var_remove): Remove prototype
4414 (init_alias_heapvars): New prototype.
4415 (delete_alias_heapvars): Ditto.
4416 * Makefile.in (tree-ssa-structalias.o): Add
4417 gt-tree-ssa-structalias.o
4418 (GTFILES): Add tree-ssa-structalias.h and
4419 tree-ssa-structalias.c.
4420 (s-gtype): Add gt-tree-ssa-structalias.h.
4421 * tree-ssa-structalias.c (heapvars): Remove.
4422 (oldheapvars): Remove.
4423 (heapvar_for_stmt): New variable.
4424 (heapvar_lookup): New function.
4425 (heapvar_insert): Ditto.
4426 (get_constraint_for): See if we have an old heapvar
4428 (init_alias_heapvars): New function.
4429 (delete_alias_heapvars): Ditto.
4430 Add include of gt-tree-ssa-structalias.h.
4432 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4435 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4437 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4439 * tree.c (int_fits_type_p): Only look at the base type
4440 if it has the same precision as the original type.
4442 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4445 * varasm.c (assemble_alias): Use %q+D in the error
4446 message instead of %J and %qD.
4448 2005-11-10 Richard Guenther <rguenther@suse.de>
4450 * gcse.c (free_ldst_entry): Only free hashtable if
4453 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4455 * function.c (assign_stack_local_1): Issue an error message if
4456 the frame size overflows in the signed target arithmetics.
4458 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4460 * tree.c (build_qualified_type): Chain the new type to the original
4461 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4462 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4463 (build_pointer_type_for_mode): Only return unqualified types.
4464 (build_reference_type_for_mode): Likewise.
4466 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4468 * Makefile.in (gnucompare): Do comparison of all files using one of
4469 the chosen methods and only afterwards decide if just warning should
4470 be issued or comparison failure raised.
4472 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4474 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4475 (noce_try_abs): Negate if the comparison is reversed.
4476 Look only one instruction backwards for a REG_EQUAL note.
4478 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4481 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4482 gthr-tpf.h: Define __gthrw. For all identifiers that might
4483 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4484 and prefix all uses with __ghtrw.
4486 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4489 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4490 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4491 * c-common.c (handle_weakref_attribute): New.
4492 (c_common_attribute_table): Add weakref.
4493 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4495 * configure, config.in: Rebuilt.
4496 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4497 * doc/extend.texi: Document weakref attribute.
4498 * varasm.c (ultimate_transparent_alias_target): New
4499 (assemble_name): Use it.
4500 (weak_finish_1): Split out of...
4501 (weak_finish): ... and deal with weakrefs in...
4502 (weakref_targets): ... new list.
4503 (globalize_decl): Clean up weakref_targets.
4504 (do_assemble_alias): Handle weakrefs.
4505 (finish_aliases_1): Do not reject weakrefs to external symbols.
4506 (assemble_alias): Handle weakrefs.
4508 2005-11-09 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/24716
4511 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4512 t_bool to track results from follow_ssa_edge.
4514 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4516 * final.c (force_source_line): New global variable.
4517 (final_scan_insn): Set it to true instead of clearing last_filename.
4518 (notice_source_line): Return true if force_source_line is true,
4519 unless source info is absent.
4521 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4524 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4525 a linkage name for a variable if it a register variable.
4526 * c-decl.c (grokdeclarator): Global register variables
4527 should be set as PUBLIC.
4529 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4532 * config/s390/s390.c (struct s390_frame_layout): New fields
4533 first_save_gpr_slot and last_save_gpr_slot.
4534 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4535 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4536 first_save_gpr and last_save_gpr with the _slot variants.
4537 (s390_register_info): Calculate first_save_gpr_slot and
4538 last_save_gpr_slot using regs_ever_live.
4540 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4543 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4544 for a function containing a landing pad.
4546 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4549 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4552 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4554 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4555 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4557 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4560 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4562 (call,load,store): New insn types.
4563 (mem_access, branch_access): Adjust reservation conditions.
4564 (define_delay): Adjust condition.
4565 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4567 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4568 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4570 (call_internal, call_value_internal, return_internal,
4571 return_interrupt_internal, eh_return_internal, indirect_jump,
4572 tablejump): Set call insn type.
4573 (blockage, ei, di): Use appropriate unspec const.
4574 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4575 (ms1_get_attr_type): Adjust to give load & store types.
4576 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4577 backwards past a barrier.
4578 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4580 (struct branch_info, struct label_info): New.
4582 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4583 (ms1_machine_reorg): New.
4584 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4585 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4586 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4587 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4590 2005-11-09 Per Bothner <per@bothner.com>
4591 Uros Bizjak <uros@kss-loka.si>
4594 * toplev.c (process_options): Initialize debug_hooks early
4595 in case lang_hooks.post_options ends up calling a debug_hook.
4597 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4599 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4600 DBX_REGISTER_NUMBER being contiguous.
4602 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4603 Diego Novillo <dnovillo@redhat.com>
4606 * tree-vrp.c (register_edge_assert_for): Do not register
4607 always-false predicates.
4609 2005-11-08 Devang Patel <dpatel@apple.com>
4611 PR tree-optimization/23115
4612 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4615 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4617 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4620 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4622 Fix PR tree-optimization/23382
4624 * tree-ssa-alias.c (compute_may_aliases): Call
4625 delete_old_heap_vars.
4626 * tree-dfa.c (referenced_var_remove): New function.
4627 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4628 * tree-flow.h (referenced_var_remove): Add prototype.
4629 (delete_old_heap_vars): Ditto.
4630 * tree-ssa-structalias.c (heapvars): New variable.
4631 (oldheapvars): Ditto.
4632 (get_constraint_for): Put heap vars on heapvars list.
4633 (delete_old_heap_vars): New function.
4635 2005-11-08 Jason Merrill <jason@redhat.com>
4637 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4639 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4642 * reg-stack.c (reg_to_stack): Update register liveness also
4643 for flag_sched2_use_traces.
4645 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4648 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4649 override prior explicit -mno-powerpc-gfxopt.
4651 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4653 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4654 if the bitsize is zero.
4655 * doc/md.texi (Standard Pattern Names): Document it.
4657 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4658 (TARGET_PASS_BY_REFERENCE): Likewise.
4660 2005-11-07 Ian Lance Taylor <ian@airs.com>
4662 PR rtl-optimization/24683
4663 * config/i386/i386.c (legitimize_pic_address): If constant operand
4664 to PLUS is too large, put it in a register.
4666 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4668 * configure.ac: Enable checking assembler dwarf2 support for bfin
4670 * configure: Regenerate.
4672 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4676 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4677 gen_easy_vector_constant_add_self): Delete.
4678 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4680 (output_vec_const_move): Use gen_easy_altivec_constant.
4681 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4682 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4683 (easy_vector_constant_add_self): Rewritten.
4684 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4685 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4686 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4687 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4688 Macroize and adjust for the other changes.
4690 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4694 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4695 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4697 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4699 PR rtl-optimization/23567
4700 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4701 (noce_process_if_block): Don't do any optimizations except
4702 if (cond) x = x; if !set_b and write into orig_x may trap
4703 or fault. Remove the MEM_READONLY_P check.
4705 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4708 * tree-vrp.c (fix_equivalence_set): New.
4709 (extract_range_from_assert): Call it.
4711 2005-11-05 Ian Lance Taylor <ian@airs.com>
4714 * combine.c (apply_distributive_law): Don't distribute across a
4717 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4719 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4720 config/ms1/ms1.h, config/rs6000/predicates.md,
4721 config/s390/s390.c, params.def, postreload-gcse.c,
4722 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4723 tree-vrp.c, tree.c: Fix comment typos.
4724 * doc/invoke.texi: Fix typos.
4726 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4728 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4729 for testing whether the data_dependence_relation contains distance
4730 vectors. Iterate over all distance vectors of the ddr.
4731 * lambda.h: Define a vec of lambda_vector pointers.
4732 * tree-data-ref.c (dump_data_dependence_relation,
4733 dump_data_dependence_direction): Iterate over all distance and
4734 direction vectors of the ddr.
4735 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4737 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4738 of distance/direction vectors instead of a single one.
4739 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4740 lambda_vectors with a vec of lambda_vectors.
4741 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4742 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4743 DDR_NUM_DIST_VECTS): New.
4744 * tree-loop-linear.c (gather_interchange_stats): Test for the
4745 existence of distance vectors only after having checked that there
4746 is a dependence. Iterate over all distance vectors of the ddr.
4747 (linear_transform_loops): Use dump_data_dependence_relation.
4748 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4749 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4750 distance vectors of the ddr.
4752 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4754 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4755 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4756 IS_INTHANDLER; all callers changed.
4757 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4759 (do_link, do_unlink): New argument ALL; all callers changed.
4760 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4761 If function isn't leaf, save and restore all registers.
4762 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4765 2005-11-05 Jan Hubicka <jh@suse.cz>
4767 PR rtl-optimization/23490
4768 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4769 max-flow-memory-location): Document.
4770 * flow.c: Include params.h
4771 (MAX_MEM_SET_LIST_LEN): Kill.
4772 (add_to_mem_set_list): Use new param.
4773 * cse.c (cse_basic_block): Replace 1000 by new param.
4774 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4775 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4776 * predict.c (predict_loops): Use new param.
4777 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4779 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4780 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4781 Do not hold memory returned by cgraph_node_name across other call.
4783 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4786 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4789 2005-11-04 Jeff Law <law@redhat.com>
4792 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4793 * tree-ssa-dom.c: Include params.h.
4794 (thread_across_edge): If there are too many statements in the
4795 target block, then do not thread through it.
4796 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4797 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4799 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4802 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4803 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4805 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4808 * tree-scalar-evolution.c (instantiate_parameters_1,
4809 instantiate_parameters, resolve_mixers): Compute the size of an
4810 expression to be instantiated and give up the instantiation if the
4811 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4813 2005-11-04 Richard Guenther <rguenther@suse.de>
4815 * tree-flow.h (ref_contains_indirect_ref): Rename to
4816 array_ref_contains_indirect_ref.
4817 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4818 (array_ref_contains_indirect_ref): Make comment match the code
4820 (ref_contains_array_ref): Likewise.
4821 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4822 ref_contains_indirect_ref.
4823 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4824 Rename calls to ref_contains_indirect_ref.
4826 2005-11-04 Paul Brook <paul@codesourcery.com>
4828 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4829 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4830 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4831 * config/arm/arm.md: Use match_operand in peephole input templates
4832 and match_dup in peephole output templates.
4834 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4836 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4839 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4840 Daniel Jacobowitz <dan@codesourcery.com>
4842 * longlong.h (add_ssaaaa): Clobber condition code register
4844 (sub_ddmmss): Likewise.
4845 (umul_ppmm): Likewise.
4847 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4848 Paul Brook <paul@codesourcery.com>
4849 Phil Blundell <pb@reciva.com>
4851 * configure.ac: Add test for ARM TLS support.
4852 * configure: Regenerated.
4853 * config/arm/arm-protos.h (legitimize_tls_address)
4854 (arm_tls_referenced_p, tls_mentioned_p)
4855 (arm_output_addr_const_extra): New prototypes.
4856 (thumb_legitimize_pic_address): Delete.
4857 * config/arm/arm.c: Include "gt-arm.h".
4858 (enum tls_reloc): New.
4859 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4860 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4861 (arm_call_tls_get_addr, legitimize_tls_address)
4862 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4863 (arm_init_tls_builtins, arm_emit_tls_decoration)
4864 (arm_output_addr_const_extra): New functions.
4865 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4866 (TARGET_HAVE_TLS): Define.
4867 (target_thread_pointer): New.
4868 (arm_override_options): Handle -mtp=.
4869 (legitimize_pic_address): Ignore UNSPECs.
4870 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4872 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4873 (tls_get_addr_libfunc): New variable.
4874 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4875 (arm_init_builtins): Call arm_init_tls_builtins.
4876 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4877 (arm_encode_section_info): Call default_encode_section_info.
4878 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4879 (enum arm_tp_type): New.
4880 (target_thread_pointer): Add declaration.
4881 (LEGITIMATE_CONSTANT_P): Handle TLS.
4882 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4883 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4884 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4885 * config/arm/arm.md: Add UNSPEC_TLS.
4886 (movsi): Handle TLS.
4887 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4889 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4890 (load_tp_hard, load_tp_soft): New insns.
4891 * arm.opt: Add -mtp=.
4892 * doc/invoke.texi (ARM Options): Document -mtp.
4894 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4896 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4897 * config/arm/libunwind.S: Include "lib1funcs.asm".
4898 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4899 (LIB2ADDEH): Add libunwind.S.
4900 (LIB2ADDEHDEP): Add lib1funcs.asm.
4901 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4903 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4906 * gcc/c.opt: Add a -lang-fortran option.
4907 * gcc/c-opts.c: Add a lang_fortran flag.
4908 (c_common_init_options): Handling the -lang-fortran option.
4909 (c_common_handle_option): Add a case for Fortran options in
4910 preprocessing. Remove cases for -ffixed-form and
4911 -ffixed-line-length. Add a case for -lang-fortran.
4913 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4915 * config/rs6000/rs6000.c: Include params.h
4916 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4917 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4918 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4919 (UNSPEC_VPKUWSS): Delete.
4920 (altivec_vpkuhss): Delete.
4921 (altivec_vpkuwss): Delete.
4922 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4924 (neg_eq0<mode>): Remove final condition.
4925 (neg_eq<mode>): Remove condition and split-condition.
4927 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4929 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4930 Use associated print macros.
4932 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4935 * diagnostic.c (diagnostic_set_info_translated): New function.
4936 (diagnostic_set_info): Use it. Add comment.
4937 * diagnostic.h (diagnostic_set_info_translated): Declare.
4939 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4941 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4942 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4943 reference only if 'public' is true.
4944 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4945 emit the .hidden directive only if the indirect reference is public.
4946 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4947 Pass it to dw2_force_const_mem.
4948 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4949 * dwarf2out.c (output_cfi): Adjust calls to above function.
4950 (output_call_frame_info): Likewise.
4951 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4952 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4954 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4956 PR tree-optimization/24483
4957 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4958 field to elts if possible.
4960 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4963 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4966 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4968 Fix PR tree-optimization/24351
4970 * tree-ssa-structalias.c (struct variable_info): Add
4972 (get_varinfo_fc): New function to follow collapsing.
4973 (new_var_info): Set collapsed_to to NULL.
4974 (dump_constraint): Follow collapsing.
4975 (build_constraint_graph): Handle collapsing.
4976 (do_simple_structure_copy): Return false if something bad
4978 (collapse_rest_of_var): New function.
4979 (do_structure_copy): Collapse if do_simple_structure_copy returns
4982 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4985 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4986 expressions to a statement list instead of gimplifying them.
4988 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4990 PR rtl-optimization/23585
4991 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4992 that can't trap plus a constant integer, if the mode has zero size.
4994 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4997 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4999 ("*insv<mode>_reg_extimm"): Likewise.
5001 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
5004 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
5005 c_common_type_for_mode returns an unnamed type.
5007 2005-11-02 Richard Henderson <rth@redhat.com>
5011 * dwarf2out.c (dwarf2out_reg_save_reg): New.
5012 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
5013 * function.c (assign_parms): Use calls.internal_arg_pointer.
5014 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
5016 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
5017 (TARGET_CALLS): Add it.
5018 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
5019 * targhooks.c (default_internal_arg_pointer): New.
5020 * targhooks.h (default_internal_arg_pointer): Declare.
5021 * tree.h (dwarf2out_reg_save_reg): Declare.
5022 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
5023 * config/i386/i386.c (dbx_register_map): Add return column.
5024 (dbx64_register_map, svr4_dbx_register_map): Likewise.
5025 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
5026 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
5027 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
5028 (ix86_save_reg): Save force_align_arg_pointer.
5029 (ix86_emit_save_regs): Make regno unsigned.
5030 (ix86_emit_save_regs_using_mov): Likewise.
5031 (ix86_expand_prologue): Handle force_align_arg_pointer.
5032 (ix86_expand_epilogue): Likewise.
5033 * config/i386/i386.h: (dbx_register_map): Update.
5034 (dbx64_register_map, svr4_dbx_register_map): Update.
5035 (struct machine_function): Add force_align_arg_pointer.
5036 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
5037 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
5038 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
5040 2005-11-02 Jan Hubicka <jh@suse.cz>
5043 * i386.md: Add peep2 for simplyfing array accesses.
5045 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5048 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5049 * config/s390/s390.c (s390_decompose_shift_count): New function.
5050 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
5051 (print_shift_count_operand): Use s390_decompose_shift_count.
5052 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
5053 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
5055 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5058 * loop.c (loop_givs_rescan): Use force_operand to expand
5061 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5064 * fold-const.c (build_range_check): Use unsigned when signed
5065 overflow is undefined also. If etype is subtype, make sure that
5066 the subtraction is in the supertype.
5068 2005-11-02 Richard Henderson <rth@redhat.com>
5071 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
5074 2005-11-01 Richard Henderson <rth@redhat.com>
5077 * loop.c (scan_loop): Do not propagate computations to a hard
5078 register destination with SMALL_REGISTER_CLASSES.
5080 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
5082 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
5083 costs for MULT inside PLUS or MINUS.
5085 2005-11-01 Bob Wilson <bob.wilson@acm.org>
5087 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5088 (TRAMPOLINE_SIZE): Round up to 60.
5089 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5091 2005-10-31 James E. Wilson <wilson@specifix.com>
5094 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5095 ifdef. Put ifdefs around call in gen_subprogram_die.
5096 (compute_frame_pointer_to_cfa_displacement): Likewise.
5097 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5100 PR rtl-optimization/17356
5101 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5102 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5104 2005-10-31 Jan Hubicka <jh@suse.cz>
5107 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5110 * i386.c (legitimize_pic_address): Deal with large immediates.
5113 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5114 from symbol names while computing checkup.
5117 * predict.c (predict_loops): Do not estimate more than
5118 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5119 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5121 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5123 PR tree-optimization/19097
5124 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5126 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5128 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5130 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5133 * tree-inline.c (setup_one_parameter): If the init_stmt
5134 is NULL, don't insert the statement.
5136 2005-10-30 Jan Hubicka <jh@suse.cz>
5138 PR tree-optimization/24172
5139 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5141 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5143 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5144 constants for hosts with long != 32 bits.
5146 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5149 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5151 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5153 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5154 (TARGET_MS1_16_002): New.
5155 (TARGET_MS1_16_003): New.
5157 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5158 ("*decrement_and_branch_until_zero_no_clobber"): New.
5159 Add corresponding splitter for decrement_and_branch_until_zero
5161 Key all decrement_and_branch_until_zero patterns off of
5164 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5167 * tree-complex.c (extract_component): Treat RESULT_DECL
5168 like the rest of the decls.
5170 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5172 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5173 indirect call to _mcount if the function needs a static chain.
5175 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5176 Caroline Tice <ctice@apple.com>
5178 PR rtl-optimization/24460
5179 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5180 (dwarf2out_switch_text_section): Set it to true instead of
5181 incrementing separate_line_info_table_in_use.
5182 (output_loc_list): Additionally test have_switched_text_sections.
5183 (output_ranges): Likewise.
5184 (dwarf2out_finish): Likewise.
5185 * varasm.c (assemble_start_function): Do not call
5186 insert_section_boundary_note.
5187 (assemble_end_function): If flag_reorder_blocks_and_partition,
5188 switch to the function's section before emitting the .size directive.
5189 * bb-reorder.c (insert_section_boundary_note): Staticify.
5190 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5191 * output.h (insert_section_boundary_note): Delete.
5193 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5196 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5197 instead of pointer equality when comparing types.
5199 2005-10-24 James E. Wilson <wilson@specifix.com>
5201 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5202 add_dependence_list_and_free calls.
5204 2005-10-24 Steven Bosscher <stevenb@suse.de>
5206 * contrib.texi: Add the names of the LLNL folks who donated
5207 Cray pointer support for gfortran.
5209 2005-10-24 Steven Bosscher <stevenb@suse.de>
5211 PR tree-optimization/24225
5212 * profile.c (branch_prob): Look from end to start through a
5213 basic block when looking for a locus.
5215 2005-10-24 Richard Henderson <rth@redhat.com>
5217 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5219 (hppa_expand_prologue): Likewise.
5221 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5223 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5224 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5225 * pa.h (NO_PROFILE_COUNTERS): Define.
5226 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5227 (funcdef_nos): New vector to hold label numbers of deferred profile
5229 (output_deferred_profile_counters): New function.
5230 (hppa_profile_hook): Push label number onto funcdef_nos.
5231 (pa_hpux_file_end): Call output_deferred_profile_counters if
5232 NO_DEFERRED_PROFILE_COUNTERS is false.
5234 * pa-protos.h (get_deferred_plabel): New prototype.
5235 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5237 (output_call): Adjust calls.
5239 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5241 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5242 peculiarity of GOT/TOC section usage.
5244 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5247 * c-common.c (constant_string_class_name): Add documentation.
5249 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5252 * recog.c (peephole2_optimize): Increment peep2_current_count
5253 only when the slot is empty.
5255 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5258 * except.c (output_function_exception_table): Call
5259 assemble_external_libcall if we need a personality function.
5261 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5263 PR rtl-optimization/24460
5264 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5265 set the basic block for barriers.
5267 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5269 * var-tracking.c (vt_initialize): Initialize post.
5271 2005-10-21 Devang Patel <dpatel@apple.com>
5274 * c-common.c (vector_types_convertible_p): Check vector element type.
5276 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5278 * config/sh/sh.c (prepare_move_operands): Handle the address
5279 constant which is a tls symbolic address plus a constant.
5281 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5284 * gcc.c (main): Use the correct counter for erroring out
5285 about mulitple files.
5287 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5290 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5291 use r2 for 64-bit tls .got access.
5293 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5295 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5298 2005-10-20 Steven Bosscher <stevenb@suse.de>
5300 PR tree-optimization/24307
5301 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5303 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5306 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5308 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5309 is ready, stop marking functions, but still mark variables.
5311 2005-10-20 Richard Guenther <rguenther@suse.de>
5314 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5317 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5319 PR rtl-optimization/23585
5320 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5321 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5322 (may_trap_p_1): New predicate extracted from...
5323 (may_trap_p): ... here. Invoke may_trap_p_1.
5324 (may_trap_or_fault_p): New predicate.
5325 * rtl.h (may_trap_or_fault_p): Declare it.
5326 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5327 instead of may_trap_p.
5328 (steal_delay_list_from_fallthrough): Likewise.
5329 (fill_simple_delay_slots): Likewise.
5330 (fill_slots_from_thread): Likewise.
5331 * function.c (pad_to_arg_alignment): Rework comment about
5332 SPARC_STACK_BOUNDARY_HACK.
5333 * config/sparc/sparc.h: Likewise.
5335 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5337 * config/s390/s390.c (s390_expand_insv): New.
5338 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5339 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5340 ("icm_hi"): Remove mode attribute.
5341 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5343 ("*extracthi", "*extractqi"): Remove.
5344 (extv<mode>", "*extzv<mode>"): New.
5345 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5346 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5348 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5350 * cfgexpand.c (discover_nonconstant_array_refs_r,
5351 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5352 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5353 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5354 discover_nonconstant_array_refs.
5356 2005-10-19 Steven Bosscher <stevenb@suse.de>
5359 * c-decl.c (pop_scope): Don't warn about an unused variable
5360 if it is marked with TREE_NO_WARNING.
5361 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5362 somenow mismatch and olddecl is to be replaced.
5364 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5367 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5368 whether registers live on the edge can be saved/restored.
5370 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5372 * config/sh/sh.c (fixup_mova): Skip notes.
5374 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5376 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5377 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5378 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5379 (s390_initial_elimination_offset): Likewise.
5380 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5381 register on TARGET_ZARCH targets.
5382 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5383 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5384 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5385 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5387 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5389 * config/s390/s390.md: Comment describing output modifiers updated.
5390 * config/s390/s390.c (print_operand): Likewise.
5392 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5394 * config/s390/s390.c (override_options): Added check for -mstack-size
5396 * doc/invoke.texi: Mention that limit in the documenation.
5398 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5401 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5403 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5405 Fix PR tree-optimization/24231
5407 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5408 (compute_avail): Ditto.
5410 2005-10-18 Richard Henderson <rth@redhat.com>
5413 * config/i386/i386.c (legitimate_constant_p): Check
5414 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5416 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5417 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5418 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5420 (print_operand_address): Likewise.
5421 * config/i386/predicates.md (x86_64_immediate_operand): Test
5422 SYMBOL_REF_TLS_MODEL properly inside CONST.
5423 (x86_64_zext_immediate_operand): Likewise.
5424 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5425 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5426 * config/i386/i386-protos.h: Remove predicates.md entries.
5428 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5430 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5431 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5433 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5434 Ian Lance Taylor <ian@airs.com>
5437 * fold-const.c (fold_widened_comparison): Do not allow range based
5438 constant folding when right operand cannot be unwidened.
5440 2005-10-17 Richard Henderson <rth@redhat.com>
5442 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5443 with a memory clobber.
5445 2005-10-17 James E Wilson <wilson@specifix.com>
5447 PR rtl-optimization/17356
5448 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5449 checking for EDGE_EH.
5451 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5453 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5454 the slot on an even boundary for any type with 16-byte alignment.
5456 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5459 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5460 after register allocation.
5462 2005-10-17 DJ Delorie <dj@redhat.com>
5464 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5467 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5470 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5473 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5475 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5476 to 2 if it's already non-zero.
5477 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5478 is set and warn about it if flag_schedule_insns is 1.
5480 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5482 * config/crx/crx.md: Compare-and-branch instructions need to
5485 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5488 * config/i386/i386.md (*pushdi2_rex64 splitter)
5489 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5490 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5491 flow2 pass only when (optimize > 0 && flag_peephole2).
5493 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5496 * gcc.c (have_c): New static variable.
5498 (process_command): Remove declation of have_c.
5499 Set have_o to 1 when handling -o.
5500 (main): Add a fatel error if there are multiple
5501 files specified and -o and -c/-S is passed witout
5502 -combine or multiple languages.
5504 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5506 Fix PR tree-optimization/22444
5507 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5508 Assert that we don't hit something with subvars.
5509 (setup_pointers_and_addressables): Don't add things with subvars,
5510 because we'll already process the subvars for aliasing purposes.
5512 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5515 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5516 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5517 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5518 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5519 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5520 swapped, alternatives for the R constraint.
5523 * builtins.c (get_builtin_sync_mode): Make unlimited
5524 mode_for_size request.
5526 2005-10-15 Richard Henderson <rth@redhat.com>
5528 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5529 (gimplify_expr): ... here.
5530 (gimplify_compound_lval): Use it in initial scan loop. Allow
5531 fb_lvalue in base expression.
5533 2005-10-15 Richard Henderson <rth@redhat.com>
5536 * builtins.c (expand_builtin_trap): Export.
5537 * expr.h (expand_builtin_trap): Declare.
5538 * expr.c (expand_assignment): Emit a trap for integral offsets
5539 from registers that weren't reduced to bitpos.
5541 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5542 (mark_array_ref_addressable): Remove.
5543 * tree-flow.h (mark_array_ref_addressable): Remove.
5544 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5546 2005-10-15 James E Wilson <wilson@specifix.com>
5549 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5550 (add_dependence_list_and_free): Likewise.
5551 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5554 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5558 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5559 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5561 (vrp_visit_phi_node): Only prevent infinite iterations when
5562 the previous result and the new result are both VR_RANGEs.
5564 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5566 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5569 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5572 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5575 2005-10-14 Per Bothner <per@bothner.com>
5577 PR preprocessor/21250
5578 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5580 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5583 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5584 overflow flags. Refactor some conditionals.
5586 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5589 * tree-dfa.c (add_referenced_var): Only look at decls which
5590 have TREE_CONSTANT or TREE_READONLY set instead of if
5591 !TREE_PUBLIC or !TREE_CONSTANT.
5593 2005-10-13 James E Wilson <wilson@specifix.com>
5595 * doc/invoke.texi: For -x, add f95-cpp-input.
5596 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5598 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5600 PR tree-optimization/24262
5601 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5602 in loop all the time.
5604 2005-10-12 Richard Henderson <rth@redhat.com>
5607 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5608 * function.c (assign_parm_find_data_types): Don't support it.
5609 * print-tree.c (print_node): Likewise.
5610 * c-common.c (handle_transparent_union_attribute): Likewise.
5611 Use build_duplicate_type.
5612 * tree-inline.c (remap_type_1): Split out of remap_type;
5613 properly remap aggregate fields.
5614 (build_duplicate_type): New.
5615 * doc/extend.texi (Variable Attributes): Remove documentation
5616 for transparent_union.
5618 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5621 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5622 (gen_stack_pointer_dec): Likewise.
5624 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5628 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5630 (struct cxx): Add adjust_class_at_definition target hook.
5631 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5632 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5633 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5634 hook_void_tree. Add to TARGET_CXX.
5635 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5637 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5638 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5639 instead of attribute. Check for dllexport override. Warn if
5640 inconsistent dll linkage. Don't lose old dllimport if decl has
5641 had address referenced. Tweak lookup of dllimport atribute.
5642 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5643 for target specific rules. Don't add dllimport attribute if
5644 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5645 dllimport attribute.
5646 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5647 * varasm.c (initializer_constant_valid_p): Replace
5648 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5652 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5653 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5654 (i[34567]86-*-mingw32*): Likewise.
5656 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5657 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5659 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5660 C++-specific code. Change return value to bool.
5661 (i386_pe_dllimport_p): Likewise.
5662 (associated_type): Simplify and make language-independent
5663 (i386_pe_encode_section_info): Replace override of ambiguous
5664 dllimport symbol refs with a gcc_assert.
5665 (i386_pe_valid_dllimport_attribute_p): Define.
5666 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5667 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5668 i386_pe_adjust_class_at_definition.
5669 * config/i386/winnt-stubs.c: New file. Define stub versions of
5670 lang-specific functions.
5671 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5672 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5673 i386_pe_adjust_class_at_definition.
5674 (i386_pe_valid_dllimport_attribute_p): Declare.
5675 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5676 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5677 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5680 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5681 dllimport attribute with test of DECL_DLLIMPORT_P.
5683 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5685 * combine.c (make_extraction): Correct offset computation.
5687 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5689 * config/cris/t-linux (LIMITS_H_TEST): Define.
5691 2005-10-12 Richard Henderson <rth@redhat.com>
5694 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5696 2005-10-12 Richard Guenther <rguenther@suse.de>
5698 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5700 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5703 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5704 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5707 2005-10-12 Richard Guenther <rguenther@suse.de>
5710 * varasm.c (output_constant): Correct typo from previous
5713 2005-10-11 Ian Lance Taylor <ian@airs.com>
5715 PR rtl-optimization/13931
5716 * combine.c: Revert patch of 2003-05-14, and:
5717 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5718 completely killed in the appropriate insn.
5719 (distribute_notes): Don't skip multiple hard register test for
5720 elim_i1 and elim_i2.
5722 2005-10-11 Richard Henderson <rth@redhat.com>
5725 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5726 to initialize a transparent union instead of a nop_expr.
5728 2005-10-11 Richard Henderson <rth@redhat.com>
5730 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5731 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5732 (tree_ssa_dce_loop): Call scev_reset.
5735 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5736 * tree-ssa-dce.c: Include cfgloop.h.
5737 (tree_ssa_dce_loop, pass_dce_loop): New.
5738 * tree-pass.h (pass_dce_loop): Declare it.
5739 * passes.c (init_optimization_passes): Use it.
5741 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5744 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5745 Only apply the optimization for rounding builtins if the inner
5746 cast is also an extension.
5748 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5751 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5752 mark_new_vars_to_rename instead of update_stmt.
5754 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5756 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5758 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5760 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5761 for setting MMX register to 0 rather than mmx.
5763 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5766 * configure.ac: Move gas check from mips specific case to common case.
5767 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5768 * configure: Regenerate
5769 * doc/install.texi: Update.
5771 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5774 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5776 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5778 * gcc.c (do_spec_1): Accept numeric characters in file name
5781 2005-10-10 Nick Clifton <nickc@redhat.com>
5783 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5784 describing the deleted arm_gen_rotated_half_load function.
5786 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5788 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5791 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5793 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5795 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5796 (EXTRA_MULTILIB_PARTS): Define.
5797 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5798 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5799 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5800 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5801 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5802 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5804 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5806 PR tree-optimization/24226
5807 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5808 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5809 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5812 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5814 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5816 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5819 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5820 Rewrite for no need for the early clobber.
5822 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5824 Merge from csl-arm-branch:
5825 2005-09-07 Paul Brook <paul@codesourcery.com>
5826 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5829 2005-04-30 Paul Brook <paul@codesourcery.com>
5830 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5831 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5833 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5834 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5835 (arm_override_options): Use TARGET_AAPCS_BASED.
5836 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5837 (PTRDIFF_TYPE): Use int for AAPCS.
5838 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5839 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5840 (DEFAULT_SHORT_ENUMS): Delete.
5841 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5843 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5844 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5845 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5846 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5848 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5849 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5851 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5852 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5854 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5855 * config.gcc (arm*-*-linux-gnueabi): Add it.
5856 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5858 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5859 * config/arm/linux-eabi.h: New file.
5860 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5861 (LINUX_TARET_LINK_SPEC): Likewise.
5862 (LINK_SPEC): Use it.
5863 * config/arm/t-linux-eabi: New file.
5865 2005-10-08 Steven Bosscher <stevenb@suse.de>
5868 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5870 (PARAM_SMS_DFA_HISTORY): Likewise.
5872 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5875 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5876 (load_register_parameters): Call it.
5877 (check_sibcall_argument_overlap_1): Likewise.
5878 (store_one_arg): Likewise.
5880 2005-10-07 James E. Wilson <wilson@specifix.com>
5882 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5883 DImode not VECINT24 for operand 2.
5886 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5890 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5891 fr_spill): Use destination_operand for operand 0.
5893 2005-10-07 DJ Delorie <dj@redhat.com>
5895 * varasm.c (output_constant): Limit error to expanding
5898 2005-10-07 Richard Guenther <rguenther@suse.de>
5901 * fold-const.c (fold_binary): Fix operand types during folding
5902 of X op (A, Y). Evaluation order of the side-effects of
5903 X and A are frontend-defined, so ensure we honour that even for
5904 tcc_comparison class operands; eased by removing duplicate code.
5906 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5908 * stor-layout.c (layout_type): Do not allow alignment of array
5909 elements to be greater than their size.
5911 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5913 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5915 (hppa*-*-linux*): Ditto.
5916 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5917 * config/host-hpux.c: New.
5918 * config/x-hpux: New.
5919 * config/pa/x-hpux: Remove.
5920 * config/pa/x-linux: Remove.
5921 * config/pa/pa-host.c: Remove.
5923 2005-10-07 Jeff Law <law@redhat.com>
5925 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5926 determine whether or not to try and thread outgoing edges.
5928 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5930 * config/rs6000/rs6000.md (eqsi_power): New.
5931 (neg_eq0si): Add TARGET_POWER to final condition.
5934 2005-10-06 Richard Henderson <rth@redhat.com>
5936 * config/rs6000/rs6000.c: Revert last change.
5938 2005-10-06 Richard Henderson <rth@redhat.com>
5940 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5941 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5943 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5947 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5948 out return_label and naked_return_label.
5950 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5952 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5955 2005-10-06 Richard Henderson <rth@redhat.com>
5958 * tree-inline.c (declare_return_variable): Handle modify_dest not
5961 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5963 Fix PR tree-optimization/22488
5964 * tree-ssa-structalias.c (check_for_overlaps): New function.
5965 (create_variable_info_for): Use it.
5967 2005-10-06 Richard Henderson <rth@redhat.com>
5970 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5971 (dwarf2out_start_source_file): Print it.
5973 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5975 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5977 2005-10-06 Richard Henderson <rth@redhat.com>
5980 * mode-switching.c (optimize_mode_switching): Clear transp bit
5981 for block with incomming abnormal edges.
5983 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5984 (fpscr_set_from_mem): Use them.
5985 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5986 (fpscr postinc splitters): Rewrite as peephole2+split.
5988 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5990 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5991 (eq<mode>_compare): Same.
5993 2005-10-06 Richard Guenther <rguenther@suse.de>
5995 PR tree-optimization/24238
5996 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5998 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
6000 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
6001 here. Use AC_PATH_PROG for environment variables instead of
6003 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
6005 * configure: Regenerated.
6007 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
6010 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
6011 then force it into a register.
6012 (call_value): Likewise.
6014 2005-10-06 Richard Henderson <rth@redhat.com>
6017 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
6018 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
6019 under pass_vectorize.
6021 2005-10-05 Devang Patel <dpatel@apple.com>
6024 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
6025 handling constants. Check NAMESPACE_DECL context for constants.
6027 2005-10-05 Eric Christopher <echristo@apple.com>
6029 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
6031 2005-10-05 Richard Henderson <rth@redhat.com>
6034 * tree-cfg.c (mark_array_ref_addressable_1): New.
6035 (mark_array_ref_addressable): New.
6036 * tree-flow.h (mark_array_ref_addressable): Declare.
6037 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
6039 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
6043 * reload.c (subst_reloads): When adding a REG_LABEL to a
6044 jump instruction, also update JUMP_LABEL.
6046 2005-10-05 David Edelsohn <edelsohn@gnu.org>
6048 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
6049 * bb-reorder.c (copy_bb_p): Use it.
6050 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
6052 2005-10-05 Richard Henderson <rth@redhat.com>
6055 * toplev.c (process_options): Warn about unsupported combinations
6056 of unwind tables and omit-frame-pointer.
6057 * config/i386/i386.c (override_options): Similarly. Enable
6058 accumulate-outgoing-args if not explicitly disabled.
6060 2005-10-05 Steve Ellcey <sje@cup.hp.com>
6062 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
6063 Handle big endian vs. small endian.
6064 (vec_initv2sf): Handle big endian vs. small endian.
6065 (*vec_extractv2sf_1): Ditto.
6067 2005-10-05 Dale Johannesen <dalej@apple.com>
6069 * convert.c (convert_to_real): Don't convert
6070 (float)floor(double d) to floorf((float)d).
6072 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
6074 * config/arm/arm.md (insv): Use gen_int_mode in more places.
6076 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
6078 PR tree-optimization/18587
6079 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
6080 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6081 build_vuses): Change to VEC type.
6082 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
6083 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
6084 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
6085 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
6086 (get_name_decl): New. Return DECL_UID of base variable.
6087 (operand_build_cmp): New. qsort comparison routine.
6088 (operand_build_sort_virtual): New. Sort virtual build vector.
6089 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6090 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6091 (FINALIZE_BASE): Use get_name_decl.
6092 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6093 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6094 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6095 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6096 direct VEC_* manipulations.
6097 (build_ssa_operands): Call operand_build_sort_virtual.
6098 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6099 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6100 with direct VEC_* manipulations.
6101 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6102 with direct VEC manipulations.
6104 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6106 PR tree-optimization/21419
6107 PR tree-optimization/24146
6108 PR tree-optimization/24151
6110 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6111 (build_asm_expr): Call it if outputs are read-only.
6112 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6114 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6115 Paolo Bonzini <bonzini@gnu.org>
6119 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6120 enable the instructions and not just the built-ins.
6121 * doc/invoke.texi (x86 Options): Likewise.
6123 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6125 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6127 * doc/invoke.texi (Option Summary): Correct spelling
6128 of -mmacosx-version-min.
6130 2005-10-04 Devang Patel <dpatel@apple.com>
6132 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6135 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6137 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6138 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6140 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6142 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6143 ("TE","tg"): New mode attributes.
6144 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6145 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6146 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6147 dword_mode and one for GPRmode.
6149 2005-10-04 Ian Lance Taylor <ian@airs.com>
6151 PR preprocessor/13726
6152 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6153 any comments passed in.
6155 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6157 * tree.c (annotate_with_file_line): Fix typo.
6159 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6162 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6163 type used to access data in the inlined length == 1 case, use
6164 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6165 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6167 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6169 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6170 TARGET_SSE3 and only for TARGET_80387.
6171 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6172 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6173 Do not depend on TARGET_80387.
6175 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6177 * tree.c (last_annotated_node): Change type to location_t*.
6178 (annotate_with_file_line): Reflect the change of
6179 last_annotated_node type.
6181 2005-10-04 Richard Guenther <rguenther@suse.de>
6184 * c-decl.c (grokdeclarator): Don't write to fields
6187 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6190 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6192 * varasm.c (make_decl_rtl): If a register variable does not
6193 have a set user assmbler name, error out.
6194 Decode the asmspec is now name+1 bypassing '*'.
6196 2005-10-04 Steven Bosscher <stevenb@suse.de>
6198 PR tree-optimization/23049
6199 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6200 of a COND_EXPR is folded before calling fold on the whole rhs of a
6201 conditional assignment.
6202 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6203 document that a COND_EXPR may appear there.
6205 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6208 * tree-vrp.c (extract_range_from_assert): If the new numeric
6209 range created out of the assertion contradicts the existing
6210 numeric range of the ASSERT_EXPR variable, make the new range
6213 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6215 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6216 from T_REGS to FP register class.
6218 2005-10-03 Richard Henderson <rth@redhat.com>
6221 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6222 before creating a new one.
6224 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6226 * config/rs6000/t-aix43 (LDFLAGS): New.
6227 * config/rs6000/t-aix52 (LDFLAGS): New.
6229 2005-10-03 Ian Lance Taylor <ian@airs.com>
6231 * gimplify.c (find_single_pointer_decl_1): New static function.
6232 (find_single_pointer_decl): New static function.
6233 (internal_get_tmp_var): For a formal variable, set restrict base
6234 information if appropriate.
6235 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6237 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6238 (DECL_GET_RESTRICT_BASE): Define.
6239 (SET_DECL_RESTRICT_BASE): Define.
6240 (decl_restrict_base_lookup): Declare.
6241 (decl_restrict_base_insert): Declare.
6242 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6243 * tree.c (restrict_base_for_decl): New static variable.
6244 (init_ttree): Initialize restrict_base_for_decl.
6245 (copy_node_stat): Copy restrict base information.
6246 (decl_restrict_base_lookup): New function.
6247 (decl_restrict_base_insert): New function.
6248 (print_restrict_base_statistics): New static function.
6249 (dump_tree_statistics): Call print_restrict_base_statistics.
6251 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6254 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6255 case of anti-ranges.
6257 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6260 * c-typeck.c (tagged_tu_seen): Rename to ...
6261 (tagged_tu_seen_cache): this and add val field.
6262 (comptypes): Move functional to comptypes_internal
6263 and free tagged_tu_seen.
6264 (comptypes_internal): New function and call comptypes_internal
6265 instead of comptypes. Speed up by sibcalling
6266 tagged_types_tu_compatible_p.
6267 (alloc_tagged_tu_seen): New function
6268 (free_all_tagged_tu_seen_up_to): New function.
6269 (tagged_types_tu_compatible_p): Return the val of the seen two
6271 Add that the two types are the same to tagged_tu_seen_base
6272 if they are and call comptypes_internal instead of comptypes.
6273 <case UNION_TYPE>: Speed up common type where the fields are
6275 (function_types_compatible_p): Call comptypes_internal instead of
6277 (type_lists_compatible_p): Likewise.
6278 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6280 2005-10-02 Matthias Klose <doko@debian.org>
6282 * doc/invoke.texi: Fix typo and speling error.
6284 2005-10-01 Richard Henderson <rth@redhat.com>
6286 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6288 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6290 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6291 using --start-group and --end-group.
6293 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6295 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6296 FIXME note regarding quirky semantics.
6298 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6301 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6302 non-null range as a last resort.
6304 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6305 Diego Novillo <dnovillo@redhat.com>
6308 * tree-vrp.c (extract_range_from_assert): For !=
6309 assertions, only build an anti-range if LIMIT is a
6310 single-valued range.
6312 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6314 * arm.md (movqi): On thumb when optimizing, handle loading from
6315 memory by describing this as taking a subreg of a zero-extended load
6316 into an SImode register.
6319 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6321 * reload1.c (merge_assigned_reloads): Do not change any
6322 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6324 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6326 * Makefile.in (LIPO_FOR_TARGET): Define.
6327 (STRIP_FOR_TARGET): Define.
6329 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6330 before creating new ones. Do symlinks before creating the actual
6333 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6334 to work out which multilibs are actually being built.
6336 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6338 * tree-vect-transform.c, config/ms1/ms1.md,
6339 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6340 Follow spelling conventions.
6341 * doc/invoke.texi, doc/md.texi: Fix typos.
6343 2005-09-30 Andrew Macleod <amacleod@redat.com>
6345 PR tree-optimization/21430
6346 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6347 use operands, and set stmt pointer if need be.
6348 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6349 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6352 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6355 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6357 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6359 * optabs.c (expand_binop): Initialize first_pass_p.
6361 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6364 * c-decl.c (c_write_global_declarations_1): If any
6365 wrapup_global_declaration_2 call returned true, restart the loop.
6367 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6369 Fix PR tree-optimization/24117
6370 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6371 before considering whether to use anyoffset.
6373 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6377 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6379 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6381 (swap_commutative_operands_with_target): New.
6383 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6386 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6389 2005-09-29 Steven Bosscher <stevenb@suse.de>
6391 PR tree-optimization/23911
6392 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6393 and IMAGPART_EXPR too.
6395 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6398 * expmed.c (expand_shift): Move logic to reverse rotation
6399 direction when rotating by constants ...
6400 * optabs.c (expand_binop): ... here.
6401 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6402 (ix86_rotrdi3): New pattern.
6403 (rotldi3): Handle 32-bit mode.
6404 (ix86_rotldi3): New pattern.
6406 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6409 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6410 check for numbers that need no bit twiddle.
6412 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6414 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6415 multilib to be built.
6417 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6418 (stage1-start): Delete old libgcc and libunwind before moving
6419 anything into the stage directory.
6420 (stage2-start): Likewise.
6421 (stage3-start): Likewise.
6422 (stage4-start): Likewise.
6423 (stageprofile-start): Likewise.
6424 (stagefeedback-start): Likewise.
6425 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6426 header in tm_file and CPU-specific t-darwin in tmake_file.
6427 (i[34567]86-*-darwin*): Don't change tm_file.
6428 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6429 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6430 shared library stub for target OS version.
6431 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6432 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6433 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6434 (libgcc_s.%.dylib): New.
6436 (install-darwin-libgcc-stubs): New.
6437 (INSTALL_LIBGCC): New append.
6438 * config/i386/darwin-libgcc.10.4.ver: New.
6439 * config/i386/darwin-libgcc.10.5.ver: New.
6440 * config/i386/t-darwin: New.
6441 * config/rs6000/darwin-libgcc.10.4.ver: New.
6442 * config/rs6000/darwin-libgcc.10.5.ver: New.
6443 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6444 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6446 2005-09-28 Paul Brook <paul@codesourcery.com>
6448 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6451 2005-09-28 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/23853
6454 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6455 host_integerp to verify misalignment value.
6457 2005-09-28 Richard Henderson <rth@redhat.com>
6459 * builtins.c (get_builtin_sync_mode): New.
6460 (expand_builtin_sync_operation): Pass in mode argument.
6461 (expand_builtin_compare_and_swap): Likewise.
6462 (expand_builtin_lock_test_and_set): Likewise.
6463 (expand_builtin_lock_release): Likewise.
6464 (expand_builtin): Update to match.
6466 2005-09-28 Nick Clifton <nickc@redhat.com>
6468 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6469 formatting. Add check to PLUS case to ensure that the offset is
6470 within an acceptable range.
6472 * config/v850/v850.md (casesi): Disable the generation of the
6473 switch pattern as it is not being handled properly at the moment.
6475 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6476 for when the high words are identical.
6478 2005-09-27 Richard Henderson <rth@redhat.com>
6480 * pretty-print.c (pp_base_format): Fix typo for %>.
6482 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6483 Devang Patel <dpatel@apple.com>
6485 PR tree-optimization/23625
6486 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6487 LABEL_EXPR, assertion check.
6489 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6491 * optabs.c (no_conflict_move_test): Check if a result of a
6492 to-be-moved insn would be clobbered by an originally
6495 2005-09-27 Jeff Law <law@redhat.com>
6497 * passes.c (init_optimization_passes): Replace copy propagation
6498 passes immediately after DOM with phi-only copy propagation
6499 pases. Add phi-only copy propagation pass after first DOM pass.
6500 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6501 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6502 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6503 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6504 to init_copy_prop. Callers updated.
6505 (do_phi_only_copy_prop): New function.
6506 (pass_phi_only_copy_prop): New pass descriptor.
6508 2005-09-27 Nick Clifton <nickc@redhat.com>
6510 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6512 2005-09-26 Jason Merrill <jason@redhat.com>
6515 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6517 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6519 2005-09-26 James E Wilson <wilson@specifix.com>
6521 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6522 copyright. Add gcc copyright plus libgcc exception.
6523 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6525 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6527 2005-09-26 Jeff Law <law@redhat.com>
6529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6530 about when to iterate.
6532 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6535 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6536 for __complex__ double in -mcpu=G5 mode.
6538 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6540 PR tree-optimization/23942
6541 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6542 * tree-scalar-evolution.c: Include params.h.
6544 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6545 follow_ssa_edge_in_condition_phi_branch,
6546 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6547 Change return type to t_bool. Use a parameter to limit the size of
6548 trees that are walked before stopping
6549 (analyze_evolution_in_loop): Initialize the limit to 0.
6550 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6551 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6553 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6556 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6557 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6559 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6561 * combine.c (make_extraction): Check for valid use of subreg.
6563 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6566 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6567 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6568 ("fist<mode>2_with_temp"): Use only register operands.
6570 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6572 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6573 CALL_INSN_FUNCTION_USAGE.
6575 2005-09-26 Richard Guenther <rguenther@suse.de>
6578 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6579 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6580 (ldst_entry): Use the hashtable instead of list-walking.
6581 (find_rtx_in_ldst): Likewise.
6582 (free_ldst_entry): Free the hashtable.
6583 (compute_ld_motion_mems): Create the hashtable.
6584 (trim_ld_motion_mems): Remove entry from hashtable if
6585 removing it from list.
6586 (compute_store_table): Likewise^2.
6587 (store_motion): Free hashtable in case we did not see
6590 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6592 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6593 and arg1 if we are passing them to fold_build2.
6595 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6598 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6601 2005-09-25 Richard Henderson <rth@redhat.com>
6603 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6604 SYMBOL_REF_TLS_MODEL to be correct.
6606 2005-09-24 Richard Henderson <rth@redhat.com>
6608 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6609 end of function. Reindent.
6611 2005-09-24 Ian Lance Taylor <ian@airs.com>
6613 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6614 NEGATE_EXPR/BIT_NOT_EXPR case.
6616 2005-09-24 Richard Henderson <rth@redhat.com>
6618 * c-common.c (handle_mode_attribute): When not modifying in place,
6619 create subtypes for enumerations.
6620 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6621 * gimplify.c (create_tmp_from_val): Likewise.
6623 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6625 * config/i386/i386.md (*tls_global_dynamic_64,
6626 *tls_local_dynamic_base_64): Add missing mode to call.
6627 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6629 2005-09-24 Jan Hubicka <jh@suse.cz>
6631 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6632 (cgraph_clone_node): Likewise.
6633 * cgraph.h (cgraph_clone_edge): Update prototype.
6634 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6635 duplicated prototypes; add updating argument.
6636 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6637 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6639 (cgraph_mark_inline_edge): Likewise.
6640 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6641 (cgraph_flatten_node): Likewise.
6642 (cgraph_decide_recursive_inlining): Likewise.
6643 (cgraph_decide_inlining_of_small_function): Likewise.
6644 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6646 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6647 Pete Steinmetz <steinmtz@us.ibm.com>
6649 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6650 (rldic.): Set type to "compare".
6652 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6653 mfjmpr for MFCTR/MFLR.
6654 (movdf_hardfloat64): Same.
6655 (movdf_softfloat64): Same. Correct order of store and move types.
6656 (movti_string): Set type to store_ux/load_ux.
6657 (load_multiple): Set type to load_ux.
6658 (store_multiple): Set type to store_ux.
6659 (movmemsi): Set type to store_ux.
6660 (output_cbranch direct_return): Set type to jmpreg.
6661 (stmw): Set type to store_ux.
6662 (lmw): Set type to load_ux.
6663 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6664 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6665 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6666 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6667 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6668 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6669 (rios1-fpstore): Increase latency to 3.
6670 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6671 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6673 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6674 Andrew Pinski <pinskia@physics.uc.edu>
6676 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6677 operand2 constraint to "b".
6678 (sync_<fetchop_name>di_internal): Same.
6679 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6681 (sync_old_<fetchop_name>di_internal): Same.
6682 (sync_new_<fetchop_name>si_internal): Same.
6683 (sync_new_<fetchop_name>di_internal): Same.
6685 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6688 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6689 case, define as macros.
6691 PR rtl-optimization/23837
6692 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6693 clobber / clobber match between dest and p->first.
6695 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6696 (no_conflict_move_test): Update comments.
6698 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6700 * doc/install.texi: Update URL for Jacks.
6701 * doc/sourcebuild.texi: Likewise.
6703 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6706 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6707 registers when choosing register preferences.
6708 (movdf_hardfloat64): Same.
6710 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6712 * expmed.c (expand_shift): Don't use the target of the rotate as
6713 target for the first expanded shift insn.
6714 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6716 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6718 PR tree-optimization/22438
6719 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6720 preserved iv rhs rewriting specially.
6722 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6724 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6725 estimate_only is true.
6726 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6727 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6728 tree-ssa-structalias.c
6729 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6730 ref_contains_indirect_ref.
6731 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6733 2005-09-21 DJ Delorie <dj@redhat.com>
6735 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6737 (mn10300_return_in_memory): Support variable size types also.
6738 (mn10300_pass_by_reference): Likewise.
6739 (mn10300_function_value): New.
6740 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6741 (FUNCTION_OUTGOING_VALUE): Likewise.
6742 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6743 * doc/invoke.texi: Document it.
6745 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6748 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6749 force integer op1 into register for XFmode compares.
6751 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6754 * expmed.c (alg_code): Add alg_impossible.
6755 (alg_hash_entry): Add cost.
6756 (synth_mult): Record alg_impossible in the hash table if
6757 multiplication by a given integer is impossble within the
6758 limit. Speed up using alg_impossible.
6760 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6762 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6763 argument. Allow and set any offset if needs_anyoffset is passed
6765 (get_constraint_for): Add argument here too.
6767 (do_structure_copy): Pass NULL to get_constraint_for.
6768 (handle_ptr_arith): Ditto.
6769 (find_func_aliases): Ditto.
6771 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6773 PR rtl-optimization/23898
6774 * output.h (get_attr_min_length): Declare.
6775 * final.c (get_attr_length_1): New function, broken out of:
6777 (get_attr_min_length): New function.
6778 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6779 (duplicate_computed_gotos): Likewise.
6780 * genattr.c (insn_min_length): Generate declaration.
6781 * genattrtab.c (min_fn, min_attr_value): New functions.
6782 (make_length_attrs): Generate insn_min_length.
6784 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6786 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6788 2005-09-20 Richard Henderson <rth@redhat.com>
6790 PR tree-optimization/24059
6791 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6794 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6796 * c.opt (fextended-identifiers): New.
6797 * c-opts.c (c_common_handle_option): Handle
6798 -fextended-identifiers.
6799 * doc/cpp.texi: Update documentation of extended identifiers.
6800 * doc/cppopts.texi (-fextended-identifiers): Document.
6802 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6804 PR tree-optimization/23929
6805 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6808 PR tree-optimization/23818
6809 * tree-stdarg.c (execute_optimize_stdarg): Call
6810 calculate_dominance_info.
6812 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6814 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6815 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6816 (compute_overlap_steps_for_affine_1_2): Use
6817 get_number_of_iters_for_loop.
6818 (analyze_subscript_affine_affine): Check whether difference is
6820 Use get_number_of_iters_for_loop.
6821 Check whether overlap occurs outside of bounds.
6822 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6824 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6826 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6827 base register if possible.
6829 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6831 PR tree-optimization/18463
6832 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6833 converting it directly is not possible.
6834 (chrec_convert_aggressive): New function.
6835 * tree-chrec.h (chrec_convert_aggressive): Declare.
6836 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6837 Fold chrec conversions aggressively if asked to.
6838 (instantiate_parameters): Modified because of changes in
6839 instantiate_parameters_1.
6841 2005-09-19 Richard Henderson <rth@redhat.com>
6843 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6844 (reduc_splus_v2df): New.
6846 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6848 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6849 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6851 2005-09-19 Richard Henderson <rth@redhat.com>
6853 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6856 2005-09-19 Richard Henderson <rth@redhat.com>
6858 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6859 (ia64_expand_dot_prod_v8qi): New.
6860 * config/ia64/ia64-protos.h: Update.
6861 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6862 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6863 sdot_prodv8qi, sdot_prodv4hi): New.
6864 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6866 2005-09-19 Richard Henderson <rth@redhat.com>
6869 * real.c (exact_real_truncate): Return false if the format cannot
6870 represent the number as a normal.
6872 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6873 for a memory source.
6875 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6877 * tree-ssa-operands.c (swap_tree_operands): Export.
6878 * tree.h (swap_tree_operands): Declare.
6879 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6880 Call swap_tree_operands.
6882 2005-09-19 Richard Henderson <rth@redhat.com>
6884 * tree-flow.h (merge_alias_info): Declare.
6885 * tree-ssa-copy.c (merge_alias_info): Export.
6886 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6887 (vect_create_data_ref_ptr): Use create_iv directly.
6888 (vectorizable_load): Use correct types for integer constants.
6889 (vect_generate_tmps_on_preheader): Likewise.
6890 (vect_gen_niters_for_prolog_loop): Likewise.
6892 2005-09-19 Steven Bosscher <stevenb@suse.de>
6894 PR rtl-optimization/23943
6895 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6897 2005-09-18 Jan Hubicka <jh@suse.cz>
6899 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6901 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6903 * varasm.c (output_constant): Do not abort on conversions to union
6904 types between different sizes.
6906 2005-09-18 Richard Guenther <rguenther@suse.de>
6909 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6912 2005-09-18 Paul Brook <paul@codesourcery.com>
6914 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6916 2005-09-17 Richard Henderson <rth@redhat.com>
6918 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6919 * tree-ssa-loop.c (pass_vect_dce): Remove.
6920 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6923 2005-09-17 Richard Henderson <rth@redhat.com>
6925 * tree-pass.h (pass_vect_dce): Declare.
6926 * passes.c (init_optimization_passes): Add it.
6927 * tree-flow.h (tree_ssa_dce): Declare.
6928 * tree-ssa-dce.c (tree_ssa_dce): Export.
6929 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6930 (gate_tree_vectorize): ... here.
6931 (pass_vect_dce): New.
6933 2005-09-17 Jan Hubicka <jh@suse.cz>
6935 * except.c (struct eh_status): Turn region_array into vec.
6936 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6937 convert_from_eh_region_ranges, find_exception_handler_labels,
6938 current_function_has_exception_handlers, assign_filter_values,
6939 build_post_landing_pads, dw2_build_landing_pads,
6940 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6941 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6942 foreach_reachable_handler, can_throw_internal_1,
6943 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6945 (duplicate_eh_region_1): Update region_array.
6946 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6948 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6951 * expmed.c (expand_mult): Substitute simple register for op0 when
6954 2005-09-17 Richard Henderson <rth@redhat.com>
6956 * expr.c (emit_move_via_integer): Add force argument, pass it on
6957 to emit_move_change_mode. Update callers.
6958 (emit_move_complex): Pass true to new force argument.
6959 * function.c (expand_function_end): Move expand_eh_return call
6960 earlier. Merge sub-word complex values into a pseudo before
6961 copying to the return hard register.
6963 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6965 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6966 between different sizes.
6968 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6972 * passes.c (init_optimization_passes): Register dump files for
6975 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6977 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6978 * config/s390/s390.c (s390_overlap_p): New function.
6979 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6980 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6983 2005-09-16 Richard Guenther <rguenther@suse.de>
6985 * ipa-pure-const.c (static_execute): Free auxiliar information.
6986 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6987 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6989 2005-09-15 DJ Delorie <dj@redhat.com>
6991 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6993 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6995 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6997 (swap_commutative_operands_with_target): New.
6999 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
7001 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
7004 (estimate_iters_using_array): New function.
7005 * tree-data-ref.h (estimate_iters_using_array): Prototype
7006 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
7007 Use estimate_iters_using_array instead of analyze_array.
7009 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
7011 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
7014 2005-09-15 Michael Matz <matz@suse.de>
7016 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
7018 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
7020 PR tree-optimization/23835
7021 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
7022 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
7024 2005-09-14 Richard Henderson <rth@redhat.com>
7026 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
7027 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
7029 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
7031 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
7032 in the ARRAY_TYPE case.
7034 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
7036 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
7038 2005-09-14 Uros Bizjak <uros@kss-loka.si>
7041 * tree-vect-transform.c (vectorizable_operation): Return false for
7042 scalar shift operations and for vector shift operations with
7043 non-invariant shift arguments. Use scalar tree operand op1 as
7044 a shift operand when vector shift insn pattern uses scalar shift
7046 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
7048 2005-09-14 Olivier Hainque <hainque@adacore.com>
7050 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
7051 value if it has side-effects.
7053 2005-09-14 David Edelsohn <edelsohn@gnu.org>
7056 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
7058 2005-09-14 Alan Modra <amodra@bigpond.net.au>
7060 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
7061 passed as NAME as if it were label at start of function code.
7063 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
7065 * config/sh/sh.md (*movv4sf_i): Add general register cases to
7068 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
7070 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
7071 as early clobber. Rewrite so the PIC register is not implicitly used.
7073 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7075 * tree.c (annotate_with_file_line): Compare line numbers before
7078 2005-09-13 Uros Bizjak <uros@kss-loka.si>
7081 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
7082 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
7084 2005-09-13 Ian Lance Taylor <ian@airs.com>
7086 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
7087 than a HOST_WIDEST_INT to gen_doloop_begin.
7089 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7091 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7093 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7095 PR tree-optimize/23817
7096 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7098 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7101 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7102 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7103 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7104 (restore_stack_nonlocal): Likewise.
7105 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7107 2005-09-12 Ian Lance Taylor <ian@airs.com>
7110 * c.opt (ffriend-injection): New C++ option.
7111 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7112 (C++ Dialect Options): Document -ffriend-injection.
7114 2005-09-12 Josh Conner <jconner@apple.com>
7117 * ipa-reference.c (static_execute): Don't mark variables in
7118 named sections TREE_READONLY.
7120 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7122 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7125 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7127 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7128 V_MUST_DEF instead of just the first_use_p.
7129 Don't mark the virtual variables for renaming on the statement which
7131 (pass_dse): Remove TODO_update_ssa.
7133 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7136 * stor-layout.c (compute_record_mode): For records with a single
7137 field, actually check the field's mode size against the type size.
7139 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7140 registers for TARGET_SHMEDIA.
7141 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7142 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7143 of GENERAL_REGS and FP_REGS.
7145 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7147 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7149 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7151 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7152 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7153 are omitted. Exclude stack_tie insn too.
7155 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7157 PR rtl-optimization/23098
7158 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7160 * config/rs6000/rs6000.md (movdf splitter): Use
7161 const_double_operand predicate for TARGET_POWERPC64.
7162 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7163 SYMBOL_REF method to ABI_V4.
7165 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7166 replace_equiv_address.
7167 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7168 rs6000_sr_alias_set and MEM_NOTRAP.
7169 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7171 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7173 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7174 handle CALL_EXPR again.
7176 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7178 * arm/predicates.md (alignable_memory_operand): Delete.
7180 2005-09-10 Richard Henderson <rth@redhat.com>
7183 * dbxout.c (dbxout_expand_expr): New.
7184 (dbxout_symbol): Use it.
7186 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7188 * arm.c (arm_gen_rotated_half_load): Delete.
7189 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7190 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7191 (thumb_set_return_address): Likewise.
7192 (thumb_load_double_from_address): Use adjust_address.
7193 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7194 (extendhsisi2_mem, movhi_bytes): Use change_address.
7195 (movhi): Use widen_memory_access.
7196 (reload_out_df): Use replace_equiv_address.
7197 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7199 2005-09-09 Richard Henderson <rth@redhat.com>
7202 * dbxout.c: Include expr.h.
7203 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7204 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7205 * Makefile.in (dbxout.o): Add EXPR_H.
7207 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7209 PR tree-optimization/23509
7210 * tree-cfg.c (replace_uses_by): Use replace_exp.
7211 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7212 pointers have name_mem_tag or type_mem_tag set.
7214 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7216 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7217 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7218 of wrongly accessing operands.
7220 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7222 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7223 * tree-chrec.c: Include tree-scalar-evolution.h.
7224 (chrec_convert): Instantiate the base and step before calling
7225 scev_probably_wraps_p that would fail on parametric evolutions.
7226 Collect all the fails into a single section failed_to_convert,
7227 print a diagnostic, and return chrec_dont_know instead of calling
7229 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7230 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7232 (scev_const_prop): Don't replace the definition of a loop closed ssa
7233 phi node by itself, or by another loop closed ssa phi node.
7234 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7235 that base and step are defined.
7237 2005-09-09 Richard Guenther <rguenther@suse.de>
7240 * fold-const.c (fold_ternary): Check truth_value_p before
7241 calling invert_truthvalue.
7243 2005-09-09 Nick Clifton <nickc@redhat.com>
7245 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7246 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7247 dimension of these arrays.
7248 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7250 * longlong.h: Only provide a prototype for the __clz_tab[] array
7251 if this header has not been included from libgcc2.h.
7252 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7254 Provide prototypes for exported functions.
7255 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7258 2005-09-08 Josh Conner <jconner@apple.com>
7262 * expr.c (expand_expr_addr_expr_1): Don't invoke
7263 expand_simple_binop for EXPAND_INITIALIZER.
7265 2005-09-08 Richard Henderson <rth@redhat.com>
7268 * toplev.c (wrapup_global_declaration_1): Split out ...
7269 (wrapup_global_declaration_2): ... from ...
7270 (wrapup_global_declarations): ... here. Return bool.
7271 (check_global_declaration_1): Split out ...
7272 (check_global_declarations): from here.
7273 (emit_debug_global_declarations): New.
7274 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7275 check_global_declaration_1, emit_debug_global_declarations): Declare.
7276 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7277 of decls. Call wrapup_global_declaration_1,
7278 wrapup_global_declaration_2, check_global_declaration_1 directly.
7279 (c_write_global_declarations_2): New.
7281 (c_write_global_declarations): Call c_write_global_declarations_2.
7282 * langhooks.c (write_global_declarations): Call
7283 emit_debug_global_declarations.
7285 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7286 remove decls that have DECL_RTL_SET_P.
7287 * passes.c (rest_of_decl_compilation): Invoke
7288 cgraph_varpool_finalize_decl for all but functions.
7290 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7292 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7293 the result of a conversion if the new min and max cannot be compared.
7295 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7297 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7298 (override_options): Setting s390_sr_alias_set removed.
7299 (save_fpr, save_gprs): Set alias set to vararg or frame.
7300 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7301 s390_sr_alias_set with get_frame_alias_set ().
7302 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7303 get_varargs_alias_set ().
7305 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7309 * c-parser.c (c_parser_objc_method_definition): If the next
7310 token is not "{", error out and don't start the function.
7312 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7314 * tree-vrp.c (extract_range_from_expr): Move the check for non
7315 nullness after the check for gimple invariant.
7317 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7319 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7321 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7324 * config/m32r.md (movmemsi_internal): Canonicalize order of
7325 operands in PLUS component of template.
7327 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7329 * reload1.c (fixup_eh_region_note): Remove assertion.
7330 (fixup_abnormal_edges): Reverted removal of call to
7331 find_many_sub_basic_blocks made on 2005-08-31.
7333 2005-09-07 Richard Henderson <rth@redhat.com>
7335 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7336 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7337 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7338 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7339 rearrange for better packing.
7340 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7341 (lookup_cfa_1): Remove inline marker.
7342 (cfa_equal_p): Split out of ...
7343 (def_cfa_1): ... here. Use INVALID_REGNUM.
7344 (build_cfa_loc): Handle !cfa->indirect.
7345 (frame_pointer_cfa_offset): New.
7346 (dbx_reg_number): Assert register elimination performed; do
7347 leaf register remapping.
7348 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7349 (eliminate_reg_to_offset): New.
7350 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7351 for verifiably local stack frame addresses; re-base to CFA.
7352 (mem_loc_descriptor): Remove can_use_fbreg argument.
7353 (concat_loc_descriptor, loc_descriptor): Likewise.
7354 (containing_function_has_frame_base): Remove.
7355 (rtl_for_decl_location): Don't do register elimination or
7356 leaf register remapping here.
7357 (secname_for_decl): Split out from ..
7358 (add_location_or_const_value_attribute): ... here.
7359 (convert_cfa_to_loc_list): New.
7360 (compute_frame_pointer_to_cfa_displacement): New.
7361 (gen_subprogram_die): Use them.
7362 * tree.h (frame_base_decl): Remove.
7363 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7364 (prologue_stack_adjust): Remove.
7365 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7366 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7367 (set_frame_base_location): Remove.
7368 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7369 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7370 (vt_add_function_parameters): Don't eliminate_regs.
7371 (vt_initialize): Don't create frame_base_decl.
7373 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7375 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7376 version of GNU binutils for 4.x and later.
7378 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7380 * ggc-page.c (ggc_push_context): Remove.
7381 (ggc_pop_context): Likewise.
7382 * ggc.h (ggc_push_context): Remove.
7383 (ggc_pop_context): Likewise.
7385 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7388 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7389 returning from an interrupt handler.
7391 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7394 * config/arc/arc.c (output_shift): Add check for loop count when
7397 2005-09-06 Steven Bosscher <stevenb@suse.de>
7399 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7401 (abs_replacement): Likewise.
7402 (pass_phiopt): Remove TODO_update_ssa.
7404 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7407 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7408 if "return with no value, in function returning non-void" warning
7410 * tree-cfg.c (execute_warn_function_return): Don't look at
7411 RETURN_EXPRs with TREE_NO_WARNING set.
7414 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7415 for internal functions doesn't use registers used by global registers
7416 variables. Use fewer register parameters if there are global register
7419 2005-09-06 Olivier Hainque <hainque@adacore.com>
7420 Eric Botcazou <ebotcazou@adacore.com>
7423 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7424 when we would be extracting outside its bit span (bitpos+bitsize
7425 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7426 Ada unchecked conversions.
7428 2005-09-06 Steven Bosscher <stevenb@suse.de>
7430 * tree-ssa-pre.c (try_look_through_load): New function.
7431 (compute_avail): Use it to try to look through loads for some
7432 more useful expressions.
7434 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7436 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7437 condition for detecting cases like (a&a) and (a^a).
7439 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7441 * common.opt: Add option ftree-vect-loop-version.
7442 * params.def: Add --param vect-max-version-checks.
7443 * doc/invoke.texi: Document ftree-vect-loop-version and
7444 --param vect-max-version-checks.
7445 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7446 may_misalign_stmts and defines for accessors.
7447 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7448 LOOP_VINFO_MAY_MISALIGN_STMTS.
7449 (destroy_loop_vec_info): VEC_free for
7450 LOOP_VINFO_MAY_MISALIGN_STMTS.
7451 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7452 Update documentation.
7453 (vect_update_misalignment_for_peel): New.
7454 (vect_enhance_data_refs_alignment): Update to choose loop
7455 peeling or loop versioning if appropriate for the (potentially)
7456 unaligned data references in the loop.
7457 (vect_analyze_data_refs_alignment): Remove call to
7458 vect_enhance_data_refs_alignment so the checks can be done
7460 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7461 and move up call to vect_analyze_data_refs_alignment.
7462 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7463 (vect_transform_loop): Add call to loop_version.
7465 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7467 PR rtl-optimization/23098
7468 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7469 * simplify-rtx.c (constant_pool_reference_p): New function.
7470 * rtl.h (constant_pool_reference_p): New prototype.
7471 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7472 constant_pool_reference_p in condition and
7473 avoid_constant_pool_reference in preparation statements.
7475 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7477 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7478 STRICT_LOW_PART SETs.
7480 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7483 * except.c (sjlj_emit_function_enter): Find the function begin
7484 note even when it's not in first basic block.
7486 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7488 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7489 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7490 * aclocal.m4: Regenerate.
7492 2005-09-05 DJ Delorie <dj@redhat.com>
7494 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7497 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7499 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7500 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7501 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7502 Follow spelling conventions.
7503 * doc/invoke.texi: Follow spelling conventions.
7505 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7507 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7508 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7509 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7511 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7514 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7515 (output_stack_adjust): Use gen_tmp_stack_mem.
7516 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7517 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7518 (sh_get_pr_initial_val): Likewise.
7519 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7520 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7521 * sh.md (divsi_inv_m0): Use gen_const_mem.
7522 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7523 (movdf_i4+1): Use gen_tmp_stack_mem.
7524 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7525 (fpu_switch+2): Likewise.
7526 (movv4sf_i, movv16sf_i): Use adjust_address.
7527 (symGOT_load): Set MEM_NOTRAP_P bit.
7529 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7532 * pa.c (emit_move_sequence): Fix typo in last change.
7534 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7536 PR rtl-optimization/23454
7537 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7540 2005-09-03 Richard Henderson <rth@redhat.com>
7541 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7544 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7547 2005-09-02 Nicolas Pitre <nico@cam.org>
7549 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7550 to bit_count to 32 bits.
7552 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7555 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7556 generating synthetic loads from volatile lvalues.
7558 005-09-02 Nick Clifton <nickc@redhat.com>
7560 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7561 __ctzhi2, __clzhi2): New functions.
7563 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7566 * tree-nested.c (struct var_map_elt): Mark with GTY.
7567 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7569 (lookup_field_for_decl): Allocate new element in GC memory.
7570 (lookup_tramp_for_decl): Likewise.
7571 (convert_nl_goto_reference): Likewise
7572 (create_nesting_tree): Allocate info in GC memory. Likewise for
7574 (free_nesting_tree): Free with ggc_free instead of free.
7575 (root): New static variable.
7576 (lower_nested_functions): Remove root as local variable. And zero out
7577 root at the end of the function.
7579 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7581 PR rtl-optimization/20365
7582 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7583 to short. New member ix.
7584 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7585 (simplify_plus_minus): Initialize ix members before calling qsort.
7587 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7589 PR tree-optimization/23626
7590 * tree-cfg.c (replace_uses_by): Clean up eh info.
7592 2005-09-01 DJ Delorie <dj@redhat.com>
7594 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7597 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7599 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7600 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7603 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7605 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7606 do not issue warning for a variable definition following
7609 2005-09-01 Richard Henderson <rth@redhat.com>
7612 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7613 conversion to CONST_VECTOR.
7615 2005-09-01 Richard Henderson <rth@redhat.com>
7618 * reload1.c (reload_as_needed): Check !CALL_P before calling
7619 fixup_eh_region_note.
7620 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7622 2005-09-01 DJ Delorie <dj@redhat.com>
7624 * varasm.c (output_constant): Let the target resolve
7625 conversions of addresses to non-default pointer sizes.
7627 2005-09-01 Nicolas Pitre <nico@cam.org>
7629 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7630 to alow matching ARM pre-indexed addressing mode.
7631 (arm_override_options): Remove now irrelevant comment.
7633 2005-09-01 Phil Edwards <phil@codesourcery.com>
7635 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7636 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7637 * config/i386/vxworks.h: Likewise.
7638 * config/i386/t-vxworksae: New file, for VxWorks AE.
7639 * config/i386/vxworksae.h: Likewise.
7641 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7643 PR tree-optimization/23410
7644 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7645 sequence is not wrapping during the first step.
7647 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7650 * dwarf2out.c (base_type_die): Compare char_type_node with
7651 TYPE_MAIN_VARIANT (type), not type.
7653 2005-09-01 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/15366
7656 * common.opt: Add -finline-functions-called-once.
7657 Put -fearly-inlining in alphabetically ordered place.
7658 * doc/invoke.texi: Document new option.
7659 * ipa-inline.c (cgraph_decide_inlining): Honour
7660 flag_inline_functions_called_once.
7662 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7664 PR rtl-optimization/23478
7665 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7666 (alloc_qty): Initialize it.
7667 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7668 (combine_regs): Combine also n_throwing_calls_crossed fields.
7669 (find_free_reg): Don't attempt to caller-save pseudos crossing
7670 calls that might throw.
7671 * global.c (struct allocno): Add throwing_calls_crossed field.
7672 (global_alloc): Revert 2005-08-22 change. Initialize
7673 throwing_calls_crossed.
7674 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7677 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7680 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7681 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7682 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7683 (and64_2_operand): Tweak to use predicate.
7684 (and_operand): Adjust for mask_operand changes.
7685 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7686 (print_operand): Likewise.
7687 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7688 (mask64_1or2_operand): Delete.
7689 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7690 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7691 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7692 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7693 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7694 (rotldi3_internal4): Likewise.
7695 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7696 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7697 (ashldi3_internal7): Likewise.
7698 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7699 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7700 (anddi3 split): Don't match mask64_operand.
7701 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7702 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7703 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7704 't' splitter predicate.
7705 (movdi_internal64 + 2): Revert 2005-06-11 change.
7707 2005-08-31 DJ Delorie <dj@redhat.com>
7709 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7710 (m32c_asm_integer): Add support for 32 bit pointers.
7712 2005-08-31 Richard Henderson <rth@redhat.com>
7714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7715 component-like references for setting MEM_NOTRAP_P.
7717 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7718 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7720 2005-08-31 Richard Henderson <rth@redhat.com>
7722 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7723 into a pseudo before applying gen_lowpart.
7725 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7727 * doc/install.texi (Specific): Update cctools version required
7728 for full functionality.
7729 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7730 linkers as -macosx_version_min.
7732 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7735 * sh.c (print_operand, %R and %S): Add handling of floating point
7736 registers, memory, constants and invalid operands.
7738 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7740 * ipa-pure-const.c: Change dump name.
7742 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7745 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7746 to "reg_or_0_operand".
7747 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7749 2005-08-31 Dale Johannesen <dalej@apple.com>
7751 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7752 loops that count down.
7754 2005-08-31 Richard Henderson <rth@redhat.com>
7757 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7758 (fixup_eh_region_note): New.
7759 (reload_as_needed): Call it.
7760 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7761 don't call find_many_sub_basic_blocks; call verify_flow_info.
7762 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7763 (keep_stack_depressed): Likewise.
7764 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7766 2005-08-31 Richard Henderson <rth@redhat.com>
7768 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7771 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7773 * expr.c (expand_expr_real_1): Compare size of address
7774 mode to target's address mode size in deciding expansion of
7775 the constant address.
7777 2005-08-31 Richard Guenther <rguenther@suse.de>
7780 * expr.c (all_zeros_p): New function.
7781 (expand_expr_real_1): Handle the case of an all-zero
7782 non-addressable constructor separately.
7784 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7786 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7787 arguments, adjust all callers.
7788 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7790 2005-08-30 Richard Henderson <rth@redhat.com>
7793 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7794 whenever the mode sizes match.
7796 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7798 * calls.c (load_register_parameters): Fix comment typo.
7799 * expr.c (emit_push_insn): Comment formatting.
7801 2005-08-30 Ian Lance Taylor <ian@airs.com>
7803 * config/i386/x-cygwin (host-cygwin): Change dependency from
7804 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7806 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7808 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7811 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7814 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7815 call to ggc_collect.
7817 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7820 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7821 beginning. Remove $(INCLUDES) from all the rules, if following
7822 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7824 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7827 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7828 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7829 not constant, but maxlen is, don't set len to maxlen, rather
7830 set maxlen to len if len is a constant.
7832 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7834 PR tree-optimization/23475
7835 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7838 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7840 Fix PR middle-end/22455
7842 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7843 Checksum only the parts of the tree that exist for the tree code.
7845 2005-08-28 Dale Johannesen <dalej@apple.com>
7847 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7849 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7851 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7853 2005-08-28 Richard Henderson <rth@redhat.com>
7855 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7856 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7859 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7862 * builtins.c (get_memory_rtx): Don't strip nops
7863 in between COMPONENT_REFs.
7865 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7868 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7870 (gimplify_modify_expr): Check for zero sized types and gimplify the
7871 rhs and lhs as statements.
7873 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7876 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7877 state for return address column of signal frames.
7879 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7882 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7883 bytes >= 2 not bytes == 2.
7884 (expand_block_move): Same.
7886 2005-08-27 Richard Guenther <rguenther@suse.de>
7889 * config/i386/sse.md (sse2_movsd): Add missing closing
7892 2005-08-27 Paul Brook <paul@codesourcery.com>
7894 * genrecog.c (enum decision_type): Add DT_num_insns.
7895 (struct decision_test): Add u.num_insns.
7896 (add_to_sequence): Add DT_num_insns test.
7897 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7898 (write_cond, debug_decision_2): Ditto.
7899 (change_state): Assume peep2_next_insn never fails.
7900 Remove "afterward" argument.
7901 (write afterward, write_tree): Update to match.
7902 * recog.c (peep2_current_count): New variable.
7903 (peep2_next_insn): Check it.
7904 (peephole2_optimize): Set peep2_current_count.
7905 * recog.h (peep2_current_count): Declare.
7907 2005-08-26 Josh Conner <jconner@apple.com>
7910 * ipa-pure-const.c (check_tree): Check for volatile-ness
7911 when considering a dereference.
7913 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7915 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7917 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7919 PR rtl-optimization/23561
7920 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7921 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7922 at most LEN bytes long memory fits into the field.
7923 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7924 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7925 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7927 2005-08-26 Richard Henderson <rth@redhat.com>
7930 * loop.c (biased_biv_may_wrap_p): New.
7931 (maybe_eliminate_biv_1): Use it to suppress non-equality
7932 comparison transformations. Delete disabled code.
7934 2005-08-26 Ian Lance Taylor <ian@airs.com>
7936 * combine.c (make_extraction): Avoid reference outside object.
7938 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7940 * stor-layout.c (finalize_type_size): Restore behaviour for
7941 non-aggregate types to the status quo ante of the patch for
7942 pr 23467. Document why it matters.
7944 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7947 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7948 array by one element, initialize the BT_LAST element with NULL.
7950 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7952 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7953 optimizing for size.
7955 (compare_plus_eqsi): Same.
7956 (plus_eqsi_compare): Same.
7957 (neg_eq0<mode>): Same.
7958 (neg_eq<mode>): Same.
7960 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7963 2005-08-26 Nick Clifton <nickc@redhat.com>
7965 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7966 TARGET_EP is not defined.
7967 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7968 TARGET_EP is enabled.
7969 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7970 * config/v850/v850.md (save_all_interrupt): Only use the EP
7971 register if TARGET_EP is defined.
7972 (restore_all_interrupt): Likewise.
7973 * config/v850/lib1funcs.asm: Update functions so that the EP
7974 register is only used if __EP__ is defined.
7976 2005-08-26 David Ung <davidu@mips.com>
7978 * config/mips/mips.c (mips_expand_prologue): Handle case when
7979 generating for MIPS16 and the outgoing argument area is more than
7980 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7983 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7985 * config/crx/crx.md: Make doloop_end pattern usage controllable
7986 via mloop-nesting=<max-nesting> command line switch. Make sure
7987 the combiner cannot use doloop_end_<mode> in an illegal way.
7988 * config/crx/crx.c: Use regs up to r6 for argument passing.
7989 Refine crx_address_cost (non cst4 displacements are expensive).
7990 * config/crx/crx.opt: Add switch for mloop-nesting=.
7992 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7994 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7995 (UNSPEC_MVST): New constant.
7997 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7999 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
8000 Reject operands containing eliminable registers.
8001 * testsuite/gcc.dg/20050825-1.c: New testcase.
8003 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8004 Jan Hubicka <jh@suse.cz>
8006 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
8008 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8010 PR tree-optimization/23546
8011 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
8014 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
8016 * params.def (PARAM_MIN_SPEC_PROB): New.
8017 * sched-rgn.c (MIN_PROBABILITY): Delete.
8018 (compute_trg_info): Convert to PARAM_VALUE.
8019 * doc/invoke.texi (param): Document min-spec-prob.
8021 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
8023 * config/darwin.h: define __PIC__
8024 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
8025 TARGET_OS_CPP_BUILTINS macro.
8027 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8029 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
8032 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8034 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
8036 * cfghooks.c (duplicate_block): Added position where to place
8037 new block as argument.
8038 * cfghooks.h (duplicate_block): Declaration changed.
8039 * cfglayout.c (copy_bbs): Add argument after. Pass it to
8041 * cfglayout.h (copy_bbs): Declaration changed.
8042 * cfgloop.h (loop_version): Declaration changed.
8043 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
8044 position to copy_bbs.
8045 (loop_version): Pass position to duplicate_loop_to_header_edge.
8046 Add place_after argument and position new blocks according to
8048 * modulo-sched.c (sms_schedule): Pass place_after argument
8050 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
8051 * tree-cfg.c (split_edge_bb_loc): New function.
8052 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
8053 to determine position of new blocks.
8054 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
8056 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
8057 argument to duplicate_block.
8058 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
8059 Pass position to copy_bbs.
8061 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8063 * fold-const.c (ptr_difference_const): Use
8064 cst_and_fits_in_hwi instead of host_integerp.
8066 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8068 * config/darwin.c (gen_pic_offset): New.
8069 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
8072 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
8074 PR tree-optimization/23486
8075 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
8077 2005-08-23 Phil Edwards <phil@codesourcery.com>
8079 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
8080 remove use_collect2.
8081 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
8083 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
8084 configuration files to override the default value.
8086 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
8087 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8088 * config/vx-common.h: New file, split out from...
8089 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8090 * config/vxworksae.h: New file, for VxWorks AE.
8091 * config/vxworks.opt: New file.
8092 * config/vxlib.c: Update for VxWorks 6.
8094 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8095 other MULTILIB_* variables appropriately.
8096 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8097 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8098 * config/rs6000/vxworks.h: Update for VxWorks 6.
8099 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8101 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8104 * config/darwin.c (machopic_select_section): Remove the hack to
8105 mark "::operator new" and "::operator delete" for coalescing
8106 even though they are not weak.
8108 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8110 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8111 * configure: Regenerate.
8113 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8116 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8118 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8119 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8122 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8124 * config/rs6000/predicates.md (equality_operator): New.
8125 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8126 comparison with a large constant.
8128 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8130 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8132 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8134 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8135 registers is even, and we have a hardware double precision fp,
8137 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8138 size of current argument when checking if argument was passed in
8141 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8144 * stor-layout.c (finalize_type_size): Dont override
8145 existing alignment with a smaller alignment from the mode.
8147 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8149 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8150 * lambda.h (lambda_vector_lexico_pos): ... here.
8151 * tree-data-ref.c (build_classic_dist_vector): Return false when
8152 the distance vector is lexicographically negative.
8154 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8156 PR tree-optimization/23511
8157 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8158 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8160 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8162 PR tree-optimization/22043
8163 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8164 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8165 If ALLOW_FLEXARR, handle types ending with flexible array member.
8166 Pass false as second argument to recursive count_type_elements calls.
8167 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8168 argument to count_type_elements call.
8169 * tree-sra.c (decide_block_copy): Likewise.
8170 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8171 for a constant-sized object, set cleared as well. Pass true as
8172 second argument to count_type_elements call.
8174 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8177 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8178 from legitimate_small_data_p, and make global. Update use.
8179 Remove forward declaration.
8180 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8182 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8184 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8186 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8187 of scratch intermediates.
8188 (eq<mode>_compare): Same.
8189 (neg_eq0<mode>): New.
8190 (neg_eq<mode>): Convert to define_insn_and_split.
8192 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8195 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8196 stdarg functions, set/clear the fp marker even when no variable
8198 * config/rs6000/sysv4.opt (mprototype): Describe.
8200 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8202 PR rtl-optimization/23478
8203 * regs.h (reg_info): Add throw_calls_crossed.
8204 (REG_N_THROWING_CALLS_CROSSED): Define.
8205 * flow.c (allocate_reg_life_data): Initialize
8206 REG_N_THROWING_CALLS_CROSSED.
8207 (propagate_one_insn, attempt_auto_inc): Update
8208 REG_N_THROWING_CALLS_CROSSED.
8209 * global.c (global_alloc): Don't allocate pseudos across
8210 calls that may throw.
8212 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8215 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8216 value is inbetween the range if we did not find an exact match.
8218 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8220 * doc/invoke.texi (Option Summary): Add ms1 options.
8221 * doc/extend.texi: Document interrupt handler attribute for ms1.
8222 * doc/md.texi: Document ms1 constraints.
8223 * config.gcc: Add ms1-*-elf.
8224 * config/ms1/ms1.h: New.
8225 * config/ms1/ms1.c: New.
8226 * config/ms1/ms1.md: New.
8227 * config/ms1/ms1-protos.h: New.
8228 * config/ms1/ABI.txt: New.
8229 * config/ms1/crti.asm: New.
8230 * config/ms1/crtn.asm: New.
8231 * config/ms1/lib2extra-funcs.c: New.
8232 * config/ms1/t-ms1: New.
8233 * config/ms1/ms1.opt: New.
8235 2005-08-22 Ira Rosen <irar@il.ibm.com>
8237 * config/rs6000/altivec.md (xorv4sf3): New.
8238 (negv4sf2, neg<mode>2): Likewise.
8240 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8243 * config/ia64/ia64.md (divsi3): Check divide by zero.
8244 (udivsi3): Likewise.
8246 (udivdi3): Likewise.
8248 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8250 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8251 up to elem_bitsize bits, not max_bitsize.
8253 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8255 PR tree-optimization/23433
8256 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8257 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8259 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8261 PR tree-optimization/23434
8262 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8263 the iteration bound is not an INTEGER_CST.
8265 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8267 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8268 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8269 NULL if need_epilog_adjust is false.
8270 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8271 Case 3 always peels first itration, not just for PLUS case, and no need
8272 to use scalar_initial_def here. Create an epilog adjustment only if
8273 scalar_initial_def is not NULL.
8275 (vectorizable_reduction): Remove assert.
8277 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8280 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8281 (__moddi3): Likewise.
8282 (__udivdi3): Likewise.
8283 (__umoddi3): Likewise.
8284 (__divsi3): Likewise.
8285 (__modsi3): Likewise.
8286 (__udivsi3): Likewise.
8287 (__umodsi3): Likewise.
8289 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8291 * tree-pass.h (TDF_GRAPH): Define.
8292 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8293 * passes.c (finish_optimization_passes): Only call
8294 finish_graph_dump_file if TDF_GRAPH is set.
8295 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8296 NULL. Set TDF_GRAPH bit.
8297 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8299 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8301 * arm.h (arm_stack_offsets): Add locals_base field.
8302 * arm.c (arm_get_frame_offsets): Compute it.
8303 (thumb_compute_initial_elimination offset): Make the Thumb frame
8304 pointer point to the base of the local variables.
8305 (thumb_expand_prologue): Update accordingly.
8306 (thumb_expand_epilogue): Likewise.
8308 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8309 mode of clobbered scratch to DImode. Handle a case that's known to
8312 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8314 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8315 (gt0<mode>_compare): Delete.
8316 (neg_gt0<mode>): Delete.
8318 2005-08-19 Eric Christopher <echristo@apple.com>
8320 * optabs.h: Change CTI_ to COI_.
8323 2005-08-19 James E Wilson <wilson@specifix.com>
8325 * builtins.c (expand_builtin_return_addr): Set
8326 current_function_accesses_prior_frames when count != 0. Use
8327 frame_pointer_rtx when count == 0.
8328 * function.h (struct function): Add accesses_prior_frames field.
8329 (current_function_accesses_prior_frames): Define.
8330 * reload1.c (init_elim_table): Check
8331 current_function_accesses_prior_frames.
8332 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8334 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8336 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8337 indicator. Return true if the flowgraph changed during
8340 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8343 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8344 conditional expression before testing its value.
8346 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8348 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8350 2005-08-19 Devang Patel <dpatel@apple.com>
8352 PR tree-optimization/23048
8353 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8354 third parameter. Check whether latch is dominated by exit
8356 (if_convertible_loop_p): Supply exit block itself to
8357 if_convertible_bb_p.
8359 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8362 * arm.md (arm_load_pic_register): Change argument to the mask of
8363 saved registers. Call thumb_find_work_register if we need a
8364 scratch register on Thumb.
8365 (arm_expand_prologue): Pass empty register set to
8366 arm_load_pic_register.
8367 (thumb_expand_prologue): Pass live_regs_mask directly to
8368 arm_load_pic_register.
8369 * arm-protos.h (arm_load_pic_register): Update prototype.
8371 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8373 * sh.c (find_sole_member): New function.
8374 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8375 if the record's alignment is larger than the size of its only member.
8377 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8380 * arm.c (thumb_legitimize_reload_address): New function.
8381 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8382 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8384 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8386 * config/crx/crx.c: Implement crx_decompose_address. Reject
8387 symbolic displacements since CRX register relative adressing
8388 mode can't handle unsigned 32-bit values as displacements.
8389 * config/crx/crx.h: Simplify definitions, remove redundant
8390 parenthesis and obsolete macros.
8391 * config/crx/crx.opt: Add new switch for debugging addresses.
8392 * config/crx/crx-protos.h: Add new declarations for above.
8394 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8397 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8400 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8402 * collect2.c (dup2): Delete.
8403 * configure.ac: Don't check for dup2.
8405 * config.in, configure: Regenerate.
8407 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8409 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8410 record with the type of its only member.
8412 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8414 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8415 define_insn_and_split.
8416 (plus_ltu<mode>_compare): Same.
8417 (gtu<mode>_compare): Same.
8418 (plus_gtu<mode>_compare): Same.
8420 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8422 PR tree-optimization/22228
8423 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8425 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8426 are recorded in vect_vnames_to_rename for renaming.
8427 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8428 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8429 in vect_vnames_to_rename.
8430 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8431 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8433 2005-08-18 Jan Hubicka <jh@suse.cz>
8436 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8437 info only for local statics, not for member variables.
8439 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8441 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8443 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8445 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8447 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8450 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8452 2005-08-17 James E Wilson <wilson@specifix.com>
8454 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8457 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8459 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8460 (leu<mode>_compare): Same.
8461 (plus_leu<mode>): Same.
8462 (neg_leu<mode>): Same.
8463 (and_neg_leu<mode): Same.
8464 (ltu<mode>_compare): Same.
8465 (plus_ltu<mode>): Same.
8467 (geu<mode>_compare): Same.
8468 (plus_geu<mode>): Same.
8469 (neg_geu<mode>): Same.
8470 (and_neg_geu<mode>): Same.
8471 (plus_gt<mode>): Same.
8472 (gtu<mode>_compare): Same.
8473 (plus_gtu<mode>): Same.
8475 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8477 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8478 Move call_table_data to end. Delete spurious .text.
8479 (callt_save_all_interrupt): Fix comment typo.
8481 2005-08-17 James E Wilson <wilson@specifix.com>
8482 Kevin Winchester <winchester@amirix.com>
8485 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8487 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8490 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8491 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8493 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8495 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8496 record with the type of its only member if the modes don't match.
8498 * varasm.c (decode_reg_name): Skip empty additional register names.
8500 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8502 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8503 lsm_tmp_name_length): New.
8504 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8505 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8507 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8508 Andreas Krebbel <krebbel1@de.ibm.com>
8510 * config.gcc: Added z9-109 switch.
8511 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8512 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8513 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8514 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8515 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8516 for "z9_109" cpu attribute.
8517 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8518 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8519 (s390_handle_arch_option): Added z9-109 switch.
8520 (override_options): Set respective cost function for z9-109.
8521 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8522 (legitimate_reload_constant_p): Accept extended immediates.
8523 (print_operand): Three new output modifiers added: k, m and o.
8524 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8525 (s390_output_mi_thunk): Use extended immediate when possible.
8526 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8527 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8528 (CONSTRAINT_LEN): Added length of O constraint.
8529 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8530 * config/s390/s390.md ("cpu"): New value z9_109 added.
8531 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8532 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8533 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8534 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8535 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8536 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8537 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8538 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8539 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8540 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8541 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8542 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8543 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8544 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8545 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8547 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8548 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8549 insns for TARGET_EXTIMM.
8551 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8553 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8555 2005-08-17 Nick Clifton <nickc@redhat.com>
8557 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8558 Call default_encode_section_info.
8560 2005-08-17 Steven Bosscher <stevenb@suse.de>
8562 PR tree-optimization/21574
8563 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8564 constant, return CONSTANT.
8565 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8566 (ccp_fold, visit_assignment): Likewise.
8567 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8569 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8571 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8572 fold_buildN instead of buildN then fold_initializer or fold.
8573 (build_unary_op): Likewise.
8574 (build_binary_op): Likewise.
8575 * fold-const.c (fold_initializer): Remove.
8576 (fold_build1_initializer): New function.
8577 (fold_build2_initializer): New function.
8578 (fold_build3_initializer): New function.
8579 * tree.h (fold_initializer): Remove.
8580 (fold_build1_initializer): New function.
8581 (fold_build2_initializer): New function.
8582 (fold_build3_initializer): New function.
8584 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8586 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8587 (try_move_mult_to_index): Call fold_build2 instead of build2.
8588 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8589 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8590 fold_binary_to_constant.
8591 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8593 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8594 check if A == gcd (A, B). Remove TYPE argument.
8595 (analyze_offset) Use fold_build2 instead of fold (build.
8596 (create_data_ref): Likewise.
8597 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8598 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8601 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8603 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8604 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8606 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8609 * gimplify.c (zero_sized_type): New function.
8610 (gimplify_modify_expr_rhs): If we have a zero sized type,
8611 replace the statement with an empty statement.
8613 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8615 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8618 2005-08-16 Ian Lance Taylor <ian@airs.com>
8620 * doc/tm.texi (Label Output): Correct typo.
8622 2005-08-16 Steven Bosscher <stevenb@suse.de>
8625 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8626 force_operand will work later on using have_insn_for.
8628 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8630 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8632 2005-08-16 Ian Lance Taylor <ian@airs.com>
8635 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8636 vector type, don't try to construct it element by element. Add an
8637 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8639 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8641 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8643 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8645 * doc/invoke.texi (Precompiled Headers): Document some more options
8646 which are known to be safe.
8648 2005-08-16 James E Wilson <wilson@specifix.com>
8650 PR tree-optimization/21105
8651 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8652 TREE_OVERFLOW check.
8654 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8656 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8657 (neg_ltu<mode>): Same.
8659 (neg_gtu<mode>): Same.
8661 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8663 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8664 (fold_builtin_isdigit): Use fold_buildN.
8665 (build_function_call_expr): Likewise.
8666 * c-typeck.c (c_finish_loop): Likewise.
8668 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8669 Richard Shann <rshann@superh.com>
8671 PR middle-end/20396:
8672 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8674 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8676 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8678 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8681 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8682 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8685 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8688 * fold-const.c (build_range_check): Disable optimization for function
8689 pointer expressions on targets that require function pointer
8692 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8694 * simplify-rtx.c (simplify_const_relational_operation): When
8695 extracting arguments of a COMPARE, recompute the mode as well.
8697 2005-08-15 Ian Lance Taylor <ian@airs.com>
8699 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8701 2005-08-15 DJ Delorie <dj@redhat.com>
8703 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8705 (movsi_splittable): Allow, but split, moves to the stack.
8706 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8709 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8711 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8712 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8713 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8715 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8716 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8717 Delete HOST_PTR_PRINTF.
8719 * configure, config.in: Regenerate.
8721 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8723 * config/rs6000/rs6000.md (QHSI): New mode macro.
8724 (wd): Extend mode attr for QImode and HImode
8725 (dbits): New mode attr.
8726 (zero_extend<mode>di2): Convert to mode macro.
8728 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8731 * doc/invoke.texi (-mgnu-ld): Update description.
8734 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8737 * Makefile.in (tree-chrec.o): Depends on real.h.
8738 * tree-chrec.c: Include real.h.
8739 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8740 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8741 * tree-scalar-evolution.c (add_to_evolution_1,
8742 interpret_rhs_modify_expr): Ditto.
8744 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8747 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8748 step is negative compute the estimation from init downwards to zero.
8750 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8752 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8754 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8756 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8758 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8759 Accept double-word constants that can be split.
8760 * config/s390/s390.md ("movti"): Use 'P' constraint.
8761 ("*movdi_31", "*movdf_31"): Likewise.
8763 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8765 Fix PR tree-optimization/22615
8767 * tree-ssa-structalias.c (solution_set_add): Handle
8768 first_vi_for_offset returning NULL.
8769 (do_da_constraint): Ditto.
8770 (do_sd_constraint): Ditto.
8771 (do_ds_constraint): Ditto
8772 (find_func_aliases): Ditto.
8773 (build_constraint_graph): RHS is allowed be ANYTHING.
8774 (first_vi_for_offset): Return NULL if we couldn't find anything at
8777 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8779 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8780 over memory as first operand.
8782 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8785 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8786 available for setting it.
8788 2005-08-14 Ira Rosen <irar@il.ibm.com>
8790 PR tree-optimization/23320
8791 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8792 data-refs' types instead of base object nullness. Add check for
8793 pointer type data-refs before first location comparison. Remove
8796 2005-08-14 Andreas Schwab <schwab@suse.de>
8798 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8800 2005-08-13 James E Wilson <wilson@specifix.com>
8802 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8803 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8804 -fstack-protector-all, --param ssp-buffer-size): Document.
8805 (-Wvariadic-macros): Alphabetize.
8806 (-fsched-stalled-insns-dep): Add missing 'f'.
8808 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8811 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8813 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8814 or indirect address operand.
8815 (EXTRA_ADDRESS_CONSTRAINT): New.
8816 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8818 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8820 PR tree-optimization/22236
8821 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8822 successors and predecessors.
8823 * tree-chrec.c (chrec_convert): Before converting, check that
8824 sequences don't wrap.
8825 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8826 (analyze_array): Extern.
8827 (find_data_references_in_loop): Remove call to
8828 compute_estimated_nb_iterations.
8829 * tree-data-ref.h (analyze_array): Declared.
8830 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8831 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8832 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8833 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8835 * tree-ssa-loop-ivcanon.c: Fix documentation.
8836 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8837 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8838 (infer_loop_bounds_from_undefined): New.
8839 (estimate_numbers_of_iterations_loop): Use
8840 infer_loop_bounds_from_undefined.
8841 (used_in_pointer_arithmetic_p): New.
8842 (scev_probably_wraps_p): Pass an extra parameter. Call
8843 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8844 (convert_step): Fix documentation.
8845 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8846 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8847 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8848 scev_probably_wraps_p.
8850 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8852 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8853 (s390_register_info): Ignore clobbered_regs information for fixed
8854 registers, and only fixed registers.
8855 (s390_init_frame_layout): Remove redundant call.
8857 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8859 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8860 description of -Wold-style-casts.
8862 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8863 Jakub Jelinek <jakub@redhat.com>
8865 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8866 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8867 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8868 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8869 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8870 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8871 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8872 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8873 ("stack_protect_set", "stack_protect_test"): New expanders.
8874 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8875 "stack_protect_testdi"): New insn definitions.
8877 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8879 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8881 2005-08-12 Paul Brook <paul@codesourcery.com>
8883 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8885 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8887 * config/s390/predicates.md (setmem_operand): New predicate.
8888 (shift_count_operand): Accept ANDs with special constants as
8890 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8891 with special constants.
8892 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8893 shift_count_operand with setmem_operand.
8895 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8897 * config/s390/s390.c (s390_extract_part, s390_single_part):
8899 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8900 (s390_output_mi_thunk): Don't use lg on 31 bit.
8901 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8902 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8904 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8906 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8907 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8908 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8909 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8910 with one of the new macros.
8912 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8914 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8915 Don't set save_return_addr_p.
8916 (s390_register_info): Make clobbered_regs not depending on
8919 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8921 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8922 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8924 2005-08-11 James E. Wilson <wilson@specifix.com>
8926 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8928 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8930 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8931 locations gathered by var-tracking in single entry loc_list
8932 over loc_descriptor_from_tree.
8934 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8935 pass it down to loc_descriptor.
8936 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8937 (containing_function_has_frame_base): Move earlier in the file.
8938 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8939 instead of always assuming fbreg can't be used.
8941 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8943 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8944 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8945 Accept address wrapped in AND for Altivec.
8946 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8947 Strip AND wrapping offset address for Altivec.
8949 2005-08-11 Richard Henderson <rth@redhat.com>
8952 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8953 before using TYPE_IS_SIZETYPE.
8955 2005-08-11 Richard Henderson <rth@redhat.com>
8958 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8959 insn types not present on ev4.
8960 (alphaev5_insn_pipe): Similarly.
8962 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8965 * arm.c (arm_override_options): If the user has selected callee-super-
8966 interworking, then enable normal interworking.
8968 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8970 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8973 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8975 * doc/rtl.texi: Fix two typos.
8977 2005-08-11 Richard Guenther <rguenther@suse.de>
8980 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8981 cases where we call to/from functions returning void.
8983 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8986 * tree.c (build_pointer_type_for_mode): Robustify.
8988 2005-08-10 James E Wilson <wilson@specifix.com>
8990 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8991 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8993 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8996 2005-08-10 Eric Christopher <echristo@apple.com>
8998 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8999 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
9002 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
9005 * config/darwin.c (machopic_indirect_data_reference): Use a new register
9006 for the high part when generating dynamic-no-pic code.
9008 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
9010 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
9011 (x86_64-*-linux*): Likewise.
9013 * config/i386/crtfastmath.c: New file.
9014 * config/i386/t-crtfm: Likewise.
9016 * config/i386/linux.h (ENDFILE_SPEC): New.
9017 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
9019 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9022 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
9024 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
9025 (vec_shl, vec_shr): Document new operations.
9026 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
9028 2005-08-10 David Edelsohn <edelsohn@gnu.org>
9030 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
9031 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
9032 change predicate to indexed_or_indirect_address.
9034 2005-08-10 Richard Sandiford <richard@codesourcery.com>
9036 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
9037 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
9038 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
9039 and __aeabi_uwrite8.
9040 * config/arm/unaligned-funcs.c: New file.
9041 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
9043 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
9045 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
9047 * cfglayout.c (pass_insn_locators_initialize): Add dump.
9048 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
9050 * except.c (pass_convert_to_eh_region_ranges): Add dump.
9051 * final.c (pass_shorten_branches): Add dump.
9052 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
9053 (pass_life): Rename dump.
9054 (rest_of_handle_flow2): Remove initial verify_flow_info.
9055 * function.c (pass_instantiate_virtual_regs): Add dump.
9056 * integrate.c (pass_initial_value_sets): Add dump.
9057 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
9058 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
9059 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
9060 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
9061 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
9062 gate_rtl_unrool_and_peel_loops): New.
9063 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
9064 rtl_doloop): Do not look at flags.
9065 * mode-switching.c (pass_mode_switching): Add dump.
9066 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
9067 pass_split_before_regstack): Add dump.
9068 * regmove.c (pass_stack_adjustments): Add dump.
9069 * tree-optimize.c (pass_fixup_cfg): Add dump.
9071 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9074 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
9075 deciding which instruction sequence to use.
9077 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
9079 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
9080 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
9082 2005-08-09 Richard Guenther <rguenther@suse.de>
9084 * c-common.c (builtin_function_2): Remove.
9085 (def_builtin_1): New function.
9086 (c_common_nodes_and_builtins): Use def_builtin_1 to
9087 build builtin functions.
9089 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9091 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9092 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9093 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9096 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9098 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9099 fold_binary instead of fold_build2 since we don't care about the
9101 (loop_niter_by_eval): Likewise.
9102 (compare_trees): Likewise.
9103 (proved_non_wrapping_p): Likewise.
9105 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9109 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9110 if the if is really empty.
9112 2005-08-09 Steven Bosscher <stevenb@suse.de>
9114 PR tree-optimization/23234
9115 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9116 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9117 argument of the new enum.
9118 (execute_cse_reciprocals): Add reciprocals for function arguments
9119 on the unique successor edge of the entry block. Update other calls
9120 to execute_cse_reciprocals_1.
9122 2005-08-08 Richard Henderson <rth@redhat.com>
9125 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9127 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9129 * expr.c (write_complex_part): Return after handling MEM.
9131 2005-08-08 Josh Conner <jconner@apple.com>
9133 PR rtl-optimization/23241
9134 * combine.c (simplify_comparison): Fix error in determining
9135 whether to lift a subreg from comparison.
9137 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9140 * config/rs6000/altivec.md (vec_init<mode>): New.
9141 (vec_set<mode>): New.
9142 (vec_extract<mode>): New.
9143 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9144 (rs6000_expand_vector_set): New.
9145 (rs6000_expand_vector_extract): New.
9146 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9147 for Altivec modes before reload.
9148 (altivec_expand_vec_init_builtin): New.
9149 (get_element_number): New.
9150 (altivec_expand_vec_set_builtin): New.
9151 (altivec_expand_vec_ext_builtin): New.
9152 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9154 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9156 * config/rs6000/rs6000.h (rs6000_builtins): Add
9157 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9158 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9159 * config/rs6000/rs6000-protos.h: Declare new functions.
9161 2005-08-08 Jan Hubicka <jh@suse.cz>
9163 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9164 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9165 * i386.md (movdi*): Use pic_32bit_operand.
9166 * predicates.md (pic_32bit_operand): New.
9168 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9171 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9173 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9175 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9176 (test_for_singularity): Use fold_build2.
9178 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9180 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9182 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9184 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9185 (COMMON_ASM_OP) Define.
9186 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9187 (ix86_encode_section_info): Likewise.
9188 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9189 SUBTARGET_ENCODE_SECTION_INFO.
9191 2005-08-06 Richard Henderson <rth@redhat.com>
9194 * tree-nested.c (convert_local_reference): Save and restore val_only
9195 around component_ref and friends. Clear walk_subtrees by default.
9197 2005-08-06 Peter O'Gorman <peter@pogma.com>
9200 * gcc.c (process_command): Check the argument to -b has a dash.
9201 * doc/invoke.texi: Update -b and -V docs.
9203 2005-08-06 James E Wilson <wilson@specifix.com>
9205 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9207 2005-08-06 Michael Matz <matz@suse.de>
9209 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9210 member only if only one insn is associated with the value.
9212 2005-08-06 Nick Clifton <nickc@redhat.com>
9214 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9216 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9217 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9218 Check symbol flags instead of symbol name mangling.
9219 (xstormy16_asm_output_aligned_common): Likewise. Also
9220 simplify code since the bss100_section cass is the only case
9221 where the below100 code will be triggered.
9222 (xstormy16_encode_section_info): Encode below100 attribute
9223 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9225 (xstormy16_strip_name_encoding): Delete - this function is no
9227 (TARGET_STRIP_NAME_ENCODING): Undefine.
9228 * config/stormy16/stormy16-protos.h: Delete prototype for
9229 xstormy16_strip_name_encoding.
9231 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9233 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9234 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9235 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9236 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9237 config/alpha/predicates.md, config/arc/arc.h,
9238 config/arm/arm.h, config/arm/ieee754-df.S,
9239 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9240 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9241 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9242 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9243 config/m68hc11/m68hc11.h, config/mips/mips.c,
9244 config/mips/mips.h, config/mips/openbsd.h,
9245 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9246 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9247 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9248 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9249 config/sparc/linux.h, config/sparc/linux64.h,
9250 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9251 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9252 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9253 typos. Follow spelling conventions.
9255 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9258 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9259 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9260 specially. Check for side effects only for COND_EXPR.
9261 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9262 return with TREE_NO_WARNING.
9264 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9266 PR rtl-optimization/23233
9267 * loop.c (combine_movables): Require the modes to be the same.
9268 (move_movables): Remove handling of cases where the replacement
9269 had a different mode to the original.
9271 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9273 PR tree-optimization/23128
9274 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9275 subtraction wrap, and set TREE_OVERFLOW if they do.
9277 2005-08-05 Richard Henderson <rth@redhat.com>
9280 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9281 FORCED_LABEL labels.
9283 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9286 * reload.c (find_reloads_subreg_address): Pass down TYPE
9287 unchanged. Change all callers except find_reloads_toplev.
9289 2005-08-05 Michael Matz <matz@suse.de>
9291 * genattrtab.c (current_alternative_string): Remove.
9292 (SIMPLIFY_ALTERNATIVE): Ditto.
9293 (attr_alt_bit_p): Ditto.
9294 (alternative_name): Make const char *.
9295 (evaluate_eq_attr): Remove use of above things.
9296 (simplify_test_exp): Ditto.
9297 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9298 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9300 2005-08-04 James E Wilson <wilson@specifix.com>
9302 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9303 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9304 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9305 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9306 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9308 2005-08-04 Richard Henderson <rth@redhat.com>
9311 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9312 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9313 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9314 if we'd have to instantiate too many members.
9316 2005-08-04 Richard Henderson <rth@redhat.com>
9319 * tree-outof-ssa.c (coalesce_asm_operands): New.
9320 (coalesce_ssa_name): Use it. Split out ...
9321 (coalesce_phi_operands, coalesce_result_decls): ... these.
9323 2005-08-04 Paul Brook <paul@codesourcery.com>
9325 * read-rtl.c (read_quoted_string): Break if EOF.
9327 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9329 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9330 (fold_build2): Likewise.
9331 (fold_build3): Likewise.
9332 (fold_build1_stat): New function prototype.
9333 (fold_build2_stat): Likewise.
9334 (fold_build3_stat): Likewise.
9335 * fold-const.c (fold_build1): Rename to ..
9336 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9337 through to build1_stat.
9338 (fold_build2): Rename to ..
9339 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9340 through to build2_stat.
9341 (fold_build3): Rename to ..
9342 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9343 through to build3_stat.
9345 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9346 Ian Lance Taylor <ian@airs.com>
9348 * function.c (assign_stack_local_1): Do not correct stack slot
9349 address if allocation size is smaller than mode size.
9351 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9354 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9355 (tree_merge_blocks): Propagate anything allowed by
9357 Clarify documentation.
9358 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9359 SSA form, schedule an update if necessary.
9361 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9363 * doc/install.texi (Binaries): Remove broken link to
9364 Sinix/Reliant Unix binaries.
9366 2005-08-03 Richard Henderson <rth@redhat.com>
9369 * function.c (stack_protect_epilogue): Export.
9370 * tree.h (stack_protect_epilogue): Declare.
9371 * calls.c (expand_call): Call it.
9373 2005-08-03 Eric Christopher <echristo@apple.com>
9375 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9376 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9379 2005-08-04 Jan Hubicka <jh@suse.cz>
9381 * profile.c (branch_prob): Split edges with goto locus on them
9382 to get proper line counts.
9383 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9385 2005-08-03 Paul Brook <paul@codesourcery.com>
9387 * function.c (assign_parms): Round current_function_args_size
9388 to PARM_BOUNDARY, not STACK_BOUNDARY.
9390 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9392 * config/i386/i386.c (x86_elf_aligned_common)
9393 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9395 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9397 PR tree-optimization/23157
9398 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9399 before emitting them.
9401 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9403 PR tree-optimization/19899
9404 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9405 * tree-scalar-evolution.c: Include real.h.
9406 (add_to_evolution): Build constant -1 of correct type.
9408 2005-08-03 Jan Hubicka <jh@suse.cz>
9410 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9411 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9412 profile updating for complette unrolling.
9413 * loop-unroll.c (peel_loop_completely): Use it.
9414 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9415 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9418 2005-08-03 Paul Brook <paul@codesourcery.com>
9420 * combine.c (can_change_dest_mode): New function.
9421 (try_combine, simplify_set): Use it.
9423 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9425 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9428 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9430 * doc/install.texi (Specific): Adjust link to openavr.org.
9431 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9432 (Binaries): Adjust HP-UX Porting Center link.
9433 (Binaries): Adjust Free Software Foundation ordering link.
9435 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9437 * convert.c (convert_to_integer): Use fold_build1 instead of
9438 build1 when converting an integer to an integer.
9440 2005-08-02 Richard Henderson <rth@redhat.com>
9442 * combine.c (combine_instructions): Don't use reg_equal/equiv
9443 results if the mode doesn't match.
9445 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9447 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9448 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9450 2005-08-02 Richard Henderson <rth@redhat.com>
9453 * explow.c (memory_address): Remove special-case for
9454 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9456 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9459 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9460 number of calls to cleanup_tree_cfg_1.
9462 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9464 * doc/invoke.texi: document file extensions .F90 and .F95
9466 2005-08-02 Richard Guenther <rguenther@suse.de>
9468 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9469 positive if its first argument is positive.
9471 2005-08-02 Richard Guenther <rguenther@suse.de>
9473 PR tree-optimization/23177
9474 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9477 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9479 PR tree-optimization/23129
9480 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9481 varying for divisions with anti-ranges.
9483 2005-08-02 Jan Hubicka <jh@suse.cz>
9485 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9486 * tree-ssa-threadupdate.c (thread_block): Add it here.
9488 2005-08-01 James E Wilson <wilson@specifix.com>
9490 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9491 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9492 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9494 * config/mips/predicates.md (const_call_insn_operand): Add check for
9495 SYMBOL_REF_LONG_CALL_P.
9496 * doc/extend.texi (long_call): Document the new attribute.
9498 2005-08-01 Ian Lance Taylor <ian@airs.com>
9499 Richard Henderson <rth@redhat.com>
9501 * Makefile.in (RTL_BASE_H): Add real.h.
9502 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9504 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9506 * rtl.c (rtl_check_failed_code_mode): New.
9507 * rtl.h (struct rtx_def): Add u.rv.
9508 (XCMWINT, XCNMPRV): New.
9509 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9510 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9512 2005-08-01 Richard Henderson <rth@redhat.com>
9514 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9515 with auto-inc codes.
9517 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9519 2005-08-01 Jan Hubicka <jh@suse.cz>
9521 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9522 * i386.c: Include dwarf2.h
9523 (asm_preferred_eh_data_format): New.
9524 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9526 2005-08-01 Ian Lance Taylor <ian@airs.com>
9528 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9529 randomize_va_space for virtual address randomization control.
9531 2005-08-01 Steven Bosscher <stevenb@suse.de>
9533 * common.opt (flag_ipa_cp): Put in right place to maintain
9536 2005-08-01 Jan Hubicka <jh@suse.cz>
9538 * profile.c (compute_value_histograms): Fix thinko.
9539 * value-prof.c: Include toplev.h
9540 (check_counter): New function.
9541 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9542 tree_mod_subtract_transform): Add sanity check.
9544 2005-08-01 Richard Guenther <rguenther@suse.de>
9546 PR tree-optimization/23133
9547 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9548 current functions parameter decls to find defs to cse
9551 2005-08-01 Richard Guenther <rguenther@suse.de>
9553 PR tree-optimization/23109
9554 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9555 If trapping math is in effect, use post-dominator information
9556 to check if we'd in any case reach a trapping point before
9557 doing the reciprocal insertion.
9558 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9559 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9560 expressions are invariant only if trapping math is not in effect.
9562 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9564 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9565 cgraph_function_versioning): New declarations.
9566 * cgraphunit.c: Add include to ipa-prop.h.
9567 (update_call_expr, cgraph_copy_node_for_versioning,
9568 cgraph_function_versioning): New functions.
9569 * integrate.c (copy_decl_for_inlining): Remove.
9570 * ipa-prop.h (ipa_replace_map): New struct.
9571 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9572 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9573 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9574 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9575 ipcp_iterate_stage, ipcp_method_scale_print,
9576 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9577 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9578 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9579 ipcp_update_bb_counts, ipcp_update_profiling,
9580 ipcp_update_edges_counts): New functions.
9581 (ipcp_method_cval_init): Remove restriction regarding local methods.
9582 (ipcp_init_stage): Add ipcp_method_compute_scale.
9583 (ipcp_insert_stage): Add versioning.
9584 (ipcp_structures_print): Add ipcp_method_scale_print.
9585 (ipcp_driver): Dump profiling info.
9586 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9587 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9588 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9589 (struct inline_data): Add versioning_p, ipa_info, new fields.
9590 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9591 declare_return_variable): Replace calls to copy_decl_for_inlining with
9593 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9595 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9596 Add argument VERSIONING.
9597 (copy_arguments_for_versioning, copy_static_chain,
9598 function_versionable_p, tree_versionable_function_p,
9599 tree_function_versioning, replace_ref_tree): New functions.
9600 * tree-inline.h: Include varray.h.
9601 (tree_versionable_function_p, tree_function_versioning,
9602 tree copy_decl_for_dup): New declarations.
9604 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9606 * ipa-cp.c: New file. Contains IPCP specific functionality.
9607 * ipa-prop.h: New file. Contains structures/definitions that can be
9608 used by several interprocedural data flow optimizations (and also IPCP).
9609 * ipa-prop.c: New file.
9610 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9611 * common.opt: Add ipa-cp flag.
9612 * timevar.def: Add IPCP optimization.
9613 * tree-optimize.c (init_tree_optimization_passes): Schedule
9615 * tree-pass.h (pass_ipa_cp): Declare.
9617 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9619 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9620 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9621 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9622 config/i386/i386.c, config/mips/mips.h,
9623 config/rs6000/rs6000.h, config/sh/sh.c,
9624 config/stormy16/stormy16.c: Fix comment typos.
9626 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9629 * c-typeck.c (build_binary_op): Use common_type wrapper on
9631 (common_type): Update comment.
9633 2005-07-31 Steven Bosscher <stevenb@suse.de>
9636 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9637 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9638 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9640 2005-07-31 Jan Hubicka <jh@suse.cz>
9642 * pretty-print.h (pp_widest_integer): New macro.
9643 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9646 2005-07-31 Jan Hubicka <jh@suse.cz>
9648 * output.h (enum section_category): Export from varasm.c
9649 (categorize_decl_for_section): Likewise.
9650 * varasm.c (enum section_category): Kill.
9651 (categorize_decl_for_section): Make global.
9652 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9654 * i386.c (ix86_section_threshold): New static variable.
9655 (ix86_in_large_data_p, ix86_encode_section_info,
9656 x86_64_elf_unique_section,
9657 x86_64_elf_select_section): New functions.
9658 (TARGET_ENCODE_SECTION_INFO): Define
9659 (override_options): Enable medium model for PIC.
9660 (ix86_expand_prologue): Expand gen_set_got_rex64.
9661 (legitimate_constant_p): Handle new UNSPECs.
9662 (legitimate_pic_address_disp_p): Likewise.
9663 (legitimize_pic_address): Lower MEDIUM model addressing.
9664 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9665 (enum cmodel): Add MEDIUM_PIC.
9666 (SYMBOL_REF_FAR_ADDR_P): New macro.
9667 (SYMBOL_FLAG_FAR_ADDR): New flag.
9668 * i386.md (movdi): Support medium model.
9669 (set_got_rex64): New pattern.
9670 * i386.opt (mlarge-data-threshold): New flag.
9671 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9672 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9673 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9674 TARGET_ASM_UNIQUE_SECTION): New.
9676 * invoke.texi (-mlarge_data_threshold): Document
9678 2005-07-31 Jan Hubicka <jh@suse.cz>
9680 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9681 (coalesce_vars): Likewise.
9682 * tree-ssa-live.c (coalesce_cost): New.
9683 (build_tree_conflict_graph): Use coalesce_cost.
9684 * tree-ssa-live.h (coalesce_cost): Declare.
9686 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9688 * arm.md (all peepholes for post-increment operations): Delete.
9689 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9690 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9691 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9692 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9693 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9695 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9697 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9700 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9703 * doc/invoke.texi: Document -rdynamic.
9705 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9708 * c-parser.c (c_parser_parms_list_declarator): Call
9709 mark_forward_parm_decls.
9710 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9711 decls with visibility structure.
9713 2005-07-30 Paul Brook <paul@codesourcery.com>
9715 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9717 2005-07-30 Paul Brook <paul@codesourcery.com>
9719 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9721 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9723 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9725 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9728 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9729 nested function declarators.
9730 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9731 (grokparms): Call warn_if_shadowing for parameters used within the
9733 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9734 not used within the parameter list.
9735 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9737 2005-07-30 Jan Hubicka <jh@suse.cz>
9739 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9740 * i386.c (ix86_fixup_binary_operands): Likewise.
9741 (ix86_expand_unary_operator): Likewise.
9742 (ix86_expand_fp_absneg_operator): Likewise.
9743 * optabs.c (expand_vec_cond_expr): Validate dest.
9745 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9748 * real.c (real_from_string): Also set last bit if there is a
9749 nonzero hex digit beyond GCC's internal precision after ".".
9751 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9753 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9754 define_constants. Change duplicate values to unassigned numbers.
9755 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9756 (*altivec_vspltsf): New.
9757 (altivec_vperm_v4sf): Delete.
9758 (altivec_vperm_<mode>): Use mode macro V.
9759 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9760 (altivec_predicate_v4sf): Delete.
9761 (altivec_predicate_<mode>): Use mode macro V.
9762 (*altivec_lvesfx): New.
9763 (*altivec_stvesfx): New.
9764 (vec_realign_load_v4sf): Delete.
9765 (vec_realign_load_<mode>): Use mode macro V.
9766 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9769 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9772 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9774 * configure: Regenerated.
9776 2005-07-29 Paul Brook <paul@codesourcery.com>
9778 * doc/install.texi: Add link to GFortran binaries wiki page.
9780 2005-07-29 David Ung <davidu@mips.com>
9782 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9783 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9784 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9785 * config/mips/mips.md (cpu): Add 5kf name.
9786 (includes): Includes 5k.md.
9787 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9788 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9791 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9794 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9795 (cleanup_tree_cfg): ... here.
9796 Call cleanup_tree_cfg_1 until there are no more cleanups to
9799 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9801 * tree-vrp.c (compare_range_with_value): Return true or false
9802 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9803 EQ_EXPR respectively.
9805 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9807 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9810 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9812 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9813 (tree_ssa_dominator_optimize): Increment it.
9814 (dump_dominator_optimization_stats): Print it.
9816 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9817 Steven Bosscher <stevenb@suse.de>
9819 PR rtl-optimization/23117
9820 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9821 when head == tail. Tidy comment.
9823 2005-07-28 Richard Henderson <rth@redhat.com>
9825 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9826 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9827 * jump.c (rtx_renumbered_equal_p): Likewise.
9828 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9829 CONST_INT and CONST_DOUBLE.
9830 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9831 * reload.c (operands_match_p): Special case CONST_INT and
9832 CONST_DOUBLE; check mode earlier.
9834 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9837 * c-typeck.c (convert_for_assignment): Do not check
9838 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9840 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9843 * c-typeck.c (composite_type): Prefer constant size arrays to
9846 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9849 * real.c (real_from_string): Set last bit if there is a nonzero
9850 hex digit beyond GCC's internal precision.
9852 2005-07-28 Richard Henderson <rth@redhat.com>
9855 * cfgcleanup.c (try_forward_edges): Watch out for end of
9858 2005-07-28 James E Wilson <wilson@specifixinc.com>
9861 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9863 2005-07-28 Jan Hubicka <jh@suse.cz>
9865 * Makefile.in (rtl-profile.o): Kill all traces of it.
9866 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9867 * coverage.h (rtl_coverage_counter_ref): Kill.
9868 * opts.c (flag_speculative_prefetching_set): Kill.
9869 (flag_loop_optimize_set): New.
9870 (common_handle_option): Disable loop optimizer when profiling;
9871 do not handle speculative prefetching.
9872 * passes.c (init_optimization_passes): Replace pass_profiling combo
9873 by branch_prob pass.
9874 * profile.c (compute_value_histograms): Update for simplified value
9876 (rtl_register_profile_hooks): Kill.
9877 (pass_profiling): Kill.
9878 (rest_of_handle_branch_prob): Do not profile.
9879 * toplev.c (process_options): Remove speculative prefetching.
9880 * toplev.h (flag_tree_based_profiling): Kill.
9881 * tree-profile.c (prepare_instrumented_value,
9882 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9883 tree_gen_one_value_profiler, do_tree_profiling): Update for
9884 simplified datastructures.
9885 * value-prof.c: Add comment that speculative prefetching was dropped;
9886 update rest of file for simplified datastructures.
9887 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9888 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9889 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9890 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9891 rtl_mod_subtract, gen_speculative_prefetch,
9892 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9893 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9894 (gate_handle_value_profile_transformations,
9895 rest_of_handle_value_profile_transformations,
9896 pass_value_profile_transformations): Kill.
9897 * value-prof.h (histogram_value_t): Remove IL based unions.
9898 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9899 rtl_profile_hooks): Remove hooks.
9901 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9903 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9904 (cgraph_clone_node): Likewise.
9905 * cgraph.h (cgraph_clone_edge): Update prototype.
9906 (cgraph_clone_node): Likewise.
9907 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9909 (lookup_recursive_calls): Consider profile.
9910 (cgraph_decide_recursive_inlining): Fix updating; use new
9911 probability argument; use profile.
9912 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9913 * tree-inline.c (copy_bb): Update clal of clone_edge.
9914 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9916 * invoke.texi (min-inline-recursive-probability): Document.
9918 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9920 * doc/install.texi (Configuration): Update Valgrind homepage.
9922 2005-07-28 Richard Henderson <rth@redhat.com>
9925 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9926 labels we want to delete.
9927 (cfg_layout_merge_blocks): Likewise.
9929 2005-07-28 Richard Henderson <rth@redhat.com>
9932 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9933 when expanding to nothing.
9935 2005-07-28 Josh Conner <jconner@apple.com>
9937 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9938 (cgraph_decide_inlining_of_small_functions): Likewise.
9940 2005-07-28 Josh Conner <jconner@apple.com>
9942 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9943 direction of badness if negative.
9944 (cgraph_default_inline_p): Add reason to parameters, and assign it
9946 (cgraph_decide_inlining_of_small_functions): New parameter in call
9947 to cgraph_default_inline_p.
9948 (cgraph_decide_inlining_incrementally): Likewise.
9949 * cgraphunit.c (decide_is_function_needed): Likewise.
9950 * cgraph.h (cgraph_default_inline_p): Likewise.
9952 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9954 * builtins.c: Fix comment typo(s).
9955 * genautomata.c: Likewise.
9956 * gimplify.c: Likewise.
9957 * tree-dfa.c: Likewise.
9958 * tree-flow-inline.h: Likewise.
9959 * tree-into-ssa.c: Likewise.
9960 * tree-ssa-alias.c: Likewise.
9961 * tree-ssa-ccp.c: Likewise.
9962 * tree-ssa-copy.c: Likewise.
9963 * tree-ssa-dce.c: Likewise.
9964 * tree-ssa-dom.c: Likewise.
9965 * tree-ssa-operands.c: Likewise.
9966 * tree-tailcall.c: Likewise.
9967 * tree-vectorizer.c: Likewise.
9968 * tree-vrp.c: Likewise.
9971 2005-07-28 Jeff Law <law@redhat.com>
9973 * tree-vrp.c (test_for_singularity): Extracted from ...
9974 (simplify_cond_using_ranges): Attempt to simplify a relational
9975 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9977 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9979 PR tree-optimization/22506
9980 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9981 phis whose argument is constant.
9983 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9985 PR rtl-optimization/18992
9986 Back out this patch:
9987 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9988 PR optimization/12142
9989 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9990 uses of the register in the SET_SRC. Remove unnecessary argument.
9992 Replace it with this:
9993 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9994 if flag_non_call_exceptions is set and the insn may trap, pass
9995 pc_rtx as dest for recursion.
9996 In SET_SRC part of SET case, if dest is already set, pass it down
9999 2005-07-28 Jan Hubicka <jh@suse.cz>
10001 * cfg.c (update_bb_profile_for_threading): Use RDIV.
10002 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
10003 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
10005 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
10006 profile when available.
10008 2005-07-28 Jan Beulich <jbeulich@novell.com>
10010 * config/ia64/ia64.c (ia64_load_pair_ok): New.
10011 (ia64_print_operand): Describe and handle 'X'.
10012 (ia64_register_move_cost): Also handle FP_REGS.
10013 (ia64_preferred_reload_class): Likewise.
10014 (ia64_secondary_reload_class): Likewise.
10015 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
10016 it. Also check for ITANIUM_CLASS_FLDP.
10017 * config/ia64/ia64.h (FP_REGNO_P): New.
10018 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
10019 (reg_class): Add FP_REGS.
10020 (REG_CLASS_NAMES): Adjust for it.
10021 (REG_CLASS_CONTENTS): Likewise.
10022 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
10023 (REG_CLASS_FROM_LETTER): Handle 'x'.
10024 (CLASS_MAX_NREGS): Handle FP_REGS.
10025 (MEMORY_MOVE_COST): Likewise.
10026 * config/ia64/ia64.md (itanium_class): Add fldp.
10027 (type): Handle fldp.
10028 (movti_internal): More allowable operand combinations. Use ldfp8 when
10029 splitting unnecessary. Remove predicable attribute. Adjust
10030 itanium_class attribute.
10031 (smuldi3_highpart): Remove outdated comment.
10032 (mulditi3, umulditi3, rotlti3): New expanders.
10033 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
10034 (absti2): Disabled new insn for future reference.
10035 Respective new splitters.
10036 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
10037 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
10038 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
10040 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
10042 PR rtl-optimization/23047
10043 * simplify-rtx.c (simplify_const_relational_operation): Respect
10044 flag_wrapv for comparisons with ABS.
10046 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
10048 PR tree-optimization/22493
10049 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
10050 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
10052 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
10054 * config/frv/frv.opt (moptimize-membar): New.
10056 * doc/invoke.texi: Document -moptimize-membar and its inverse.
10058 * config/frv/frv.h: Remove machine_function definition.
10060 * config/frv/frv.c (struct frv_io): New.
10061 (struct machine_function): Moved from frv.h. Add has_membar_p.
10062 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
10063 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
10064 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
10065 (frv_optimize_membar_global, frv_optimize_membar): New functions.
10066 (frv_reorg): Call frv_optimize_membar when appropriate.
10067 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
10068 (frv_expand_builtin): Adjust calls accordingly.
10069 (frv_io_address_cookie): New function.
10070 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
10071 load or store rather than a special insn. Add ccnstant address and
10072 io-type operands to the membar.
10073 (frv_ifcvt_modify_tests): Unsign regno.
10074 (frv_ifcvt_modify_tests): Same.
10076 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
10077 UNSPEC_OPTIONAL_MEMBAR constant.
10078 (builtin_read_<mode>): Delete.
10079 (builtin_write_<mode>): Delete.
10080 ("optional_membar_<mode>"): Add operand.
10082 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
10083 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
10084 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
10085 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
10086 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
10087 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10088 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10089 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10090 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10092 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10094 * df.c (df_uses_record): Handle SCRATCH.
10096 2005-07-28 Steven Bosscher <stevenb@suse.de>
10099 * passes.c (rest_of_decl_compilation): If decl is a type and
10100 we have encountered errors, don't emit debug information.
10102 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10104 * params.def: Fixed comment.
10106 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10109 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10110 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10111 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10113 2005-07-27 Steven Bosscher <stevenb@suse.de>
10116 * varasm.c (assemble_start_function): Don't do anything that may
10117 require a CFG if the current function is a thunk.
10119 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10121 * doc/install.texi (Prerequisites): Mention that perl is needed
10122 to do export control in libstdc++ targetting Darwin.
10124 2005-07-27 Steven Bosscher <stevenb@suse.de>
10126 PR rtl-optimization/17808
10127 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10128 (sched_insns_conditions_mutex_p): Split out from...
10129 (add_dependence): ...here. But don't call it from here.
10130 (add_dependence_list): Check sched_insns_conditions_mutex_p
10131 before calling add_dependence.
10132 (add_dependence_list_and_free): Likewise.
10133 (fixup_sched_groups): Likewise.
10134 (sched_analyze_1): Likewise.
10135 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10136 (sched_analyze): Likewise.
10137 (sched_analyze_insn): Likewise.
10138 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10139 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10140 dependencies on all COND_EXEC insns to jumps ending basic blocks
10141 when doing intrablock scheduling.
10142 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10144 2005-07-27 Jeff Law <law@redhat.com>
10146 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10147 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10148 equivalency sets, correctly handle the case were vr0 has an
10149 equivalency set, but vr1 does not.
10151 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10153 PR tree-optimization/23073
10154 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10155 vect_print_dump_info before fprintf.
10157 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10159 PR tree-optimize/22348
10160 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10161 Fold the partial computation.
10163 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10165 PR tree-optimization/22325
10166 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10168 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10170 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10171 (force_var_cost): ... this function.
10172 (compute_phi_arg_on_exit): Export.
10174 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10176 PR tree-optimization/20773
10177 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10180 2005-07-27 Richard Guenther <rguenther@suse.de>
10182 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10183 Avoid pushing again if current struct contains only
10184 fields we decomposed.
10186 2005-07-27 Jan Hubicka <jh@suse.cz>
10188 PR tree-optimization/22574
10189 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10192 * tree-tailcall.c (decrease_profile): New function.
10193 (eliminate_tail_call): Use it.
10195 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10196 visibility flags correctly in whole program mode.
10198 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10200 PR rtl-optimization/22472
10201 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10203 2005-07-26 Steven Bosscher <stevenb@suse.de>
10205 PR tree-optimization/22504
10206 * tree-complex.c (expand_complex_addition): Use 'code' instead
10207 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10209 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10211 * config.gcc (cpu_type): Add frv case.
10212 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10213 (supported_defaults): Add fr550 case.
10215 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10218 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10219 whether a pointer of type T * may point to objects of type T *.
10221 2005-07-26 DJ Delorie <dj@redhat.com>
10223 * configure: Regenerate.
10225 2005-07-26 Dale Johannesen <dalej@apple.com>
10227 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10229 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10231 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10232 Clarify use of "build" in name.
10234 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10236 * doc/extend.texi (Raw read/write Functions): New section.
10237 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10238 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10239 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10240 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10241 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10242 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10243 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10244 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10245 * config/frv/frv.c: Add bdesc_loads global.
10246 Add bdesc_stores global.
10247 (frv_init_builtins): Add support for __builtin_{read/write}*.
10248 (frv_volatile_memref): New.
10249 (frv_expand_load_builtin): New.
10250 (frv_expand_store_builtin): New.
10251 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10252 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10253 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10254 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10255 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10256 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10257 (builtin_read_<mode>): New.
10258 (builtin_write_<mode>): New.
10259 (builtin_write64): New.
10260 (optional_membar_<mode>): New.
10262 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10264 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10265 (rather than units) against HOST_BITS_PER_WIDE_INT.
10267 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10269 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10270 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10271 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10272 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10275 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10276 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10277 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10279 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10281 2005-07-26 Richard Guenther <rguenther@suse.de>
10283 PR tree-optimization/22486
10284 * fold-const.c (fold_unary): Fold away useless component
10285 references of the form (T *)&T.x, if the address
10288 2005-07-25 James E Wilson <wilson@specifixinc.com>
10290 * dwarf2out.c (add_call_src_coords_attributes): New.
10291 (gen_inlined_subroutine_die): Call it.
10292 (maybe_emit_file, init_file_table): Add comments.
10293 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10295 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10296 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10297 * tree.h (BLOCK_SOURCE_LOCATION): New.
10298 (struct tree_block): New field locus.
10300 2005-07-26 Andreas Schwab <schwab@suse.de>
10302 PR rtl-optimization/23043
10303 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10304 when allocating a struct unoccr.
10306 2005-07-25 Richard Henderson <rth@redhat.com>
10309 * tree-complex.c (gate_no_optimization): True if errors.
10310 * Makefile.in (tree-complex.o): Update dependencies.
10312 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10314 * config/frv/predicates.md (integer_register_operand): Use
10315 GPR_AP_OR_PSEUDO_P.
10317 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10320 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10322 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10324 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10326 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10327 types when flag_unsafe_math_optimizations is true.
10329 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10331 * gcc.c (option_map): Add --sysroot.
10332 (process_command): Handle --sysroot.
10333 (display_help): Document it.
10334 * doc/cppopts.tex (-isysroot): Document.
10335 * doc/invoke.texi (--sysroot): Document.
10336 * doc/install.texi (--with-build-sysroot): Document.
10338 * Makefile.in (inhibit_libc): New variable.
10339 (INHIBIT_LIBC_CFLAGS): Likewise.
10340 (LIBGCC2_CFLAGS): Include
10341 $(INHIBIT_LIBC_CFLAGS).
10342 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10343 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10344 ($(T)crtend.o): Likewise.
10345 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10346 ($(T)crtendS.o): Likewise.
10347 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10348 ($(T)crtendT.o): Likewise.
10349 (stmp-fixinc): Do not complain about missing headers if
10351 * configure.ac (inhibit_libc): Set it to true/false.
10352 (--with-build-sysroot): New option. Use it to set
10354 * configure: Regenerated.
10356 2005-07-25 Manfred Hollstein <mh@suse.com>
10358 * calls.c (store_one_arg): Fix unsigned comparison warning.
10360 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10363 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10364 (ggc_print_statistics): Initialize variable before use.
10366 2005-07-25 Richard Guenther <rguenther@suse.de>
10368 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10369 calling with a PHI_NODE argument.
10371 * tree-flow-inline.h (overlap_subvar): Protect against
10374 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10376 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10377 * configure: Regenerate.
10379 2005-07-25 Ira Rosen <irar@il.ibm.com>
10381 * expr.c (highest_pow2_factor): Make extern.
10382 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10383 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10384 record_array_differ_p, array_ptr_differ_p): Likewise.
10385 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10386 additional cases. Call the above functions.
10387 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10388 base_object_differ_p when there are two base objects. Otherwise, compare
10389 base address and offset. Call may_alias_p.
10390 (dump_data_reference): Use a correct field name.
10391 (analyze_array): Make static. Initialize new data-ref fields.
10392 (analyze_indirect_ref): New function.
10393 (init_data_ref): Initialize new data-ref fields.
10394 (strip_conversion): Moved from tree-vect-analyze.c.
10395 (analyze_offset_expr, get_ptr_offset, address_analysis,
10396 object_analysis): Likewise.
10397 (analyze_offset): New function.
10398 (create_data_ref): Likewise.
10399 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10400 dimensions for ARRAY_REFs only.
10401 (build_classic_dist_vector): Make static.
10402 (access_functions_are_affine_or_constant_p): Call macro to get the
10403 address of access functions.
10404 (compute_all_dependences): Add new parameter
10405 compute_self_and_read_read_dependences. Compute self and read-read
10406 dependences if it is true.
10407 (find_data_references_in_loop): Call create_data_ref. Initialize new
10409 (compute_data_dependences_for_loop): Add new parameter
10410 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10411 compute nb_loops. Call compute_all_dependences,
10412 build_classic_dist_vector and build_classic_dir_vector with correct
10414 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10415 with correct parameters. Compare dimensions for ARRAY_REFs only.
10416 (free_data_refs): Call macro to free access functions.
10417 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10418 fields from stmt_vinfo.
10419 (struct base_object_info): New structure.
10420 (struct data_reference): Move fields to base_object_info. Add fields
10421 first_location and object_info for above structures. Move fields from
10422 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10423 aligned_to. Add macros to access the new fields.
10424 Update functions declarations.
10425 * tree-flow.h (is_aliased_with): Declare.
10426 * tree-loop-linear.c (linear_transform_loops): Call
10427 compute_data_dependences_for_loop with correct parameters.
10428 * tree-ssa-alias.c (is_aliased_with): New function.
10429 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10430 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10431 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10432 vect_base_addr_differ_p, compute_subscript_distance and
10433 build_classic_dist_vector. Add printings. Check absolute value of
10435 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10437 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10438 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10439 to bytes. Add printing.
10440 (vect_compute_data_refs_alignment): Go through loads and stores in one
10442 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10443 vect_analyze_data_ref_access): Likewise.
10444 (vect_analyze_pointer_ref_access): Remove.
10445 (vect_address_analysis, vect_object_analysis): Likewise.
10446 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10447 and analyze data-refs in the loop.
10448 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10449 fields of data-ref instead of stmt. Add init to the offset from the
10451 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10452 (vect_update_init_of_dr): Likewise.
10453 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10454 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10456 (new_loop_vec_info): Initialize new fields.
10457 (destroy_loop_vec_info): Free new fields.
10458 (vect_strip_conversion): Remove.
10459 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10460 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10461 datarefs. Add new field ddrs.
10462 Add macros for the new fields access.
10463 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10464 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10465 Remove their macros.
10466 * tree.h (highest_pow2_factor): Declare.
10468 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10470 * calls.c (store_one_arg): Check for sibling call MEM arguments
10471 from already clobbered incoming argument area.
10473 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10475 * c-common.c (check_missing_format_attribute): New.
10476 * c-common.h (check_missing_format_attribute): Likewise.
10477 * c-typeck.c (convert_for_assignment): Use it.
10479 2005-07-24 Andreas Schwab <schwab@suse.de>
10481 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10482 register use a word move. Correct operand of ext.w in 68000 code.
10484 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10486 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10487 variables as declarations, rather than definitions.
10489 2005-07-24 Ira Rosen <irar@il.ibm.com>
10491 PR tree-optimization/22526
10492 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10495 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10497 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10498 that C99 reserve for future use. Use it to define clog10,
10499 clog10f and clog10l.
10501 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10503 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10504 * configure.ac: Check for -Wmissing-format-attribute.
10506 * configure: Regenerate.
10508 2005-07-23 Richard Henderson <rth@redhat.com>
10510 PR tree-optimization/22623
10511 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10513 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10516 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10518 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10520 * Makefile.in (C_TREE_H): Update dependencies.
10521 * c-tree.h: Include toplev.h.
10522 * diagnostic.h (diagnostic_set_info): Add format attribute.
10523 * rtl-error.c (diagnostic_for_asm): Likewise.
10525 2005-07-23 Chao-ying Fu <fu@mips.com>
10527 * config/mips/mips-dsp.md: New file.
10528 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10529 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10531 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10532 MIPS_BUILTIN_BPOSGE32.
10533 (mips_expand_builtin_direct): Add one parameter to indicate that
10534 builtin functions need to return a value.
10535 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10537 (mips_regno_to_class): Add classes for 12 new DSP registers.
10538 (mips_subword): Change to check four HI registers.
10539 (mips_output_move): Output move to and from 6 new DSP accumulators.
10540 (override_options): Make sure -mdsp and -mips16 are not used together.
10541 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10543 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10545 (print_operand): Add 'q' for printing DSP accumulators.
10546 (mips_cannot_change_mode_class): Check ACC_REGS.
10547 (mips_secondary_reload_class): Check ACC_REGS.
10548 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10549 (mips_register_move_cost): Check ACC_REGS.
10550 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10551 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10552 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10553 (dsp_bdesc): New array.
10554 (bdesc_arrays): Add DSP builtin function table.
10555 (mips_prepare_builtin_arg): Check predicate again after
10557 (mips_expand_builtin): Add one more parameter to
10558 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10559 MIPS_BUILTIN_BPOSGE32.
10560 (mips_init_builtins): Initialize new function types.
10561 (mips_expand_builtin_direct): Check if builtin functions need to
10562 return a value and pass operands properly.
10563 (mips_expand_builtin_bposge): New function.
10564 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10565 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10566 (FIRST_PSEUDO_REGISTER): Increase to 188.
10567 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10568 Update for 12 new DSP registers.
10569 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10570 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10571 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10572 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10573 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10574 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10575 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10576 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10577 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10578 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10579 (REGISTER_NAMES): Add names for 12 new DSP registers.
10580 * config/mips/mips.md: Include mips-dsp.md.
10581 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10582 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10583 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10584 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10585 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10586 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10587 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10588 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10589 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10590 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10591 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10592 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10593 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10594 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10595 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10596 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10597 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10598 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10599 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10600 (UNSPEC_RDDSP): New constants.
10601 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10602 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10604 * config/mips/mips.opt (-mdsp): New option.
10605 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10606 (reg_imm10_operand): New predicates.
10607 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10608 * doc/invoke.texi (-mdsp): Document new option.
10610 2005-07-22 DJ Delorie <dj@redhat.com>
10612 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10614 * tree-inline.c (inlinable_function_p): Likewise.
10616 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10619 * toplev.c (check_global_declarations): Do not mark undefined
10620 variables as DECL_IGNORED_P.
10621 * varasm.c (first_global_object_name): GTY it.
10622 (weak_global_object_name): Likewise.
10623 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10624 a string to go into {weak,first}_global_object_name.
10626 2005-07-22 DJ Delorie <dj@redhat.com>
10628 * c-format.c (check_function_format): Change warning control
10629 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10631 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10633 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10634 &PTR->FLD a dereference of PTR.
10635 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10636 a potential dereference of PTR.
10638 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10640 PR rtl-optimization/20370
10641 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10642 call allocate_reg_info if necessary.
10644 PR rtl-optimization/21848
10645 * calls.c (emit_library_call_value_1): For const functions, add
10646 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10648 PR rtl-optimization/22445
10649 * cselib.c (target.h): Include.
10650 (rtx_equal_for_cselib_p): Allow commutative matches.
10651 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10652 Remove MODE parameter. Changed all callers.
10654 PR rtl-optimization/22258
10655 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10657 (try_combine): Use likely_spilled_retval_p.
10659 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10661 * config.gcc: Add crx-elf support.
10663 * doc/contrib.texi: Mention crx.
10664 * doc/extend.texi: Document crx extensions.
10665 * doc/install.texi: Document crx install.
10666 * doc/invoke.texi: Document crx options.
10667 * doc/md.texi: Document crx constraints.
10669 * config/crx/crx-protos.h: New file.
10670 * config/crx/crx.c: New file.
10671 * config/crx/crx.h: New file.
10672 * config/crx/crx.md: New file.
10673 * config/crx/crx.opt: New file.
10674 * config/crx/t-crx: New file.
10676 2005-07-22 Manfred Hollstein <mh@suse.com>
10678 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10680 (int_add_graph_edge): Likewise.
10681 (collapse_nodes): Likewise.
10682 (process_unification_queue): Likewise.
10684 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10685 Laurent GUERBY <laurent@guerby.net>
10687 PR tree-optimization/22336
10688 * function.c (record_block_change): Check for
10689 cfun->ib_boundaries_block.
10691 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10693 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10694 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10696 2005-07-21 DJ Delorie <dj@redhat.com>
10698 * toplev.c (warn_deprecated_use): Add warning control to warning
10700 * c-typeck.c (parser_build_binary_op): Likewise.
10701 (c_finish_if_stmt): Likewise.
10702 * c-common.c (check_function_sentinel): Likewise.
10703 (check_nonnull_arg): Likewise.
10705 2005-07-21 Richard Henderson <rth@redhat.com>
10708 * tree-complex.c (complex_ssa_name_components): New.
10709 (cvc_lookup): Allow entry not found.
10710 (create_components): Remove.
10711 (create_one_component_var, get_component_var): New.
10712 (get_component_ssa_name, set_component_ssa_name): New.
10713 (extract_component): Use get_component_ssa_name.
10714 (update_complex_components): Use set_component_ssa_name.
10715 (update_complex_components_on_edge): Likewise.
10716 (update_phi_components): Create new PHI nodes directly, instead
10717 of adding insns to edges.
10718 (tree_lower_complex): Allocate and free complex_variable_components
10719 and complex_ssa_name_components here.
10721 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10723 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10724 revert to returning false.
10726 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10729 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10731 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10734 * config/i386/i386.md (cmpxf): Change operand constraints
10735 to "nonmemory_operand".
10737 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10739 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10741 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10743 PR middle-end/21180
10744 * fold-const.c (fold_build1): Add checksum for the operands.
10745 (fold_build2): Likewise.
10746 (fold_build3): Likewise.
10748 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10750 PR middle-end/19055
10751 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10753 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10755 * common.opt (-fforward-propagate): Committed by mistake,
10758 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10760 * reg-stack.c: Fix comment typo(s).
10761 * tree-ssa-operands.c: Likewise.
10762 * tree-vectorizer: Likewise.
10764 2005-07-21 Nick Clifton <nickc@redhat.com>
10766 * config/sh/symbian.c: Replace C++ style line comments with C
10767 style line comments.
10768 (symbian_add_attribute): Do not use a ? operator on the LHS of
10770 (sh_symbian_handle_dll_attribute): Change the type of the
10771 method vector to "VEC(tree,gc)*" and use vector accessor
10772 macros to walk over the elements.
10773 (symbian_export_vtable_and_rtti_p): Likewise.
10774 (symbian_class_needs_attribute_p): Likewise.
10776 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10779 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10780 initialize targetm.resolve_overloaded_builtin here.
10781 (altivec_expand_overloaded_builtin): Make it non-static.
10782 * config/rs6000/rs6000-protos.h
10783 (altivec_expand_overloaded_builtin): New prototype.
10784 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10785 targetm.resolve_overloaded_builtin here.
10786 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10788 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10789 Zdenek Dvorak <dvorakz@suse.cz>
10791 PR tree-optimization/19210
10792 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10794 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10795 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10796 rely on unproven assumptions.
10797 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10798 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10799 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10800 to number_of_iterations_exit.
10801 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10802 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10803 * tree-ssa-loop-niter.c (find_loop_niter,
10804 estimate_numbers_of_iterations_loop): Likewise.
10805 (number_of_iterations_exit): Honor the new options.
10806 * doc/invoke.texi (Wunsafe-loop-optimizations,
10807 funsafe-loop-optimizations): Document them.
10809 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10811 PR rtl-optimization/22167
10812 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10814 2005-07-20 Adam Nemet <anemet@lnxw.com>
10816 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10817 __do_global_dtors_aux longcall.
10819 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10821 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10822 (old_special_pred_table): Don't reference
10823 SPECIAL_MODE_PREDICATES.
10824 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10825 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10826 * config/sh/predicates.h: Don't mention
10827 SPECIAL_MODE_PREDICATES.
10828 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10831 2005-07-20 DJ Delorie <dj@redhat.com>
10833 * config.gcc: Add m32c-elf support.
10835 * doc/contrib.texi: Mention m32c.
10836 * doc/extend.texi: Document m32c extensions.
10837 * doc/install.texi: Mention m32c.
10838 * doc/invoke.texi: Document m32c options.
10839 * doc/md.texi: Document m32c constraints.
10841 * config/m32c/addsub.md: New file.
10842 * config/m32c/bitops.md: New file.
10843 * config/m32c/cond.md: New file.
10844 * config/m32c/jump.md: New file.
10845 * config/m32c/m32c-lib1.S: New file.
10846 * config/m32c/m32c-lib2.c: New file.
10847 * config/m32c/m32c-modes.def: New file.
10848 * config/m32c/m32c-pragma.c: New file.
10849 * config/m32c/m32c-protos.h: New file.
10850 * config/m32c/m32c.abi: New file.
10851 * config/m32c/m32c.c: New file.
10852 * config/m32c/m32c.h: New file.
10853 * config/m32c/m32c.md: New file.
10854 * config/m32c/m32c.opt: New file.
10855 * config/m32c/minmax.md: New file.
10856 * config/m32c/mov.md: New file.
10857 * config/m32c/muldiv.md: New file.
10858 * config/m32c/predicates.md: New file.
10859 * config/m32c/prologue.md: New file.
10860 * config/m32c/shift.md: New file.
10861 * config/m32c/t-m32c: New file.
10863 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10865 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10866 (stack_protect_set, stack_protect_test): New expanders.
10867 (stack_protect_set_si, stack_protect_set_si_media,
10868 stack_protect_set_di_media, stack_protect_test_si,
10869 stack_protect_test_si_media, stack_protect_test_di_media):
10872 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10874 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10876 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10878 * tree.h (tree_expr_nonzero_p): Export.
10879 * fold-const.c (tree_expr_nonzero_p): Likewise.
10880 Return true for CALL_EXPRs that are alloca calls.
10881 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10883 * tree-flow.h (expr_computes_nonzero): Remove.
10884 * tree-vrp.c (expr_computes_nonzero): Remove.
10885 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10886 (extract_range_from_unary_expr): Likewise.
10887 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10888 tree_expr_nonzero_p.
10890 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10892 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10893 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10894 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10895 All callers changed.
10896 (frame_related_constant_load): New arg "related" which controls
10897 setting of RTX_FRAME_RELATED_P. All callers changed.
10898 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10899 (bfin_expand_prologue): Add stack limit checking.
10900 * config/bfin/bfin.md (trapifcc): New pattern.
10902 * config/bfin/bfin.c: Include "langhooks.h".
10903 (def_builtin): Go through lang_hooks to call builtin_function.
10905 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10906 * config/bfin/predicates.md (symbol_ref_operand): New.
10907 (call_insn_operand): Delete. All callers changed to use
10908 register_no_elim_operand.
10909 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10911 (function_arg): Use it to generate the call's operand 2.
10912 (bfin_longcall_p): New function.
10913 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10914 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10915 determine if the address needs to be in a REG.
10916 (bfin_handle_longcall_attribute): New function.
10917 (bfin_attribute_table): Add "longcall" and "shortcall".
10918 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10919 (CUMULATIVE_ARGS): New member call_cookie.
10920 (PREDICATE_CODES): Add symbol_ref_operand.
10921 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10922 extra USE to the pattern.
10923 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10924 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10925 sibcall_value_insn; now the new patterns handle direct calls and the
10926 old ones indirect calls.
10927 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10929 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10931 * doc/trouble.texi: Update section on handling of empty loops.
10933 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10935 * config.gcc: Remove support for sparc-*-openbsd*,
10936 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10938 * config.host: Remove support for i860-*-sysv4* as a host.
10939 * config/i860/*, config/ip2k/*, config/ns32k/*,
10940 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10941 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10942 mention obsolete ports.
10944 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10946 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10947 soft frame pointer.
10948 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10949 of frame_pointer_rtx.
10950 (sh_expand_epilogue): Likewise.
10951 (sh_set_return_address): Likewise.
10952 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10953 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10954 offsets from FRAME_POINTER_REGNUM.
10955 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10956 (sh_register_names): Add initializer for sfp.
10957 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10958 (VALID_REGISTER_P): Likewise.
10959 (FIRST_PSEUDO_REGISTER): Update.
10960 (DWARF_FRAME_REGISTERS): Define.
10961 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10962 (HARD_FRAME_POINTER_REGNUM): Define.
10963 (FRAME_POINTER_REGNUM): Redefine.
10964 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10965 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10966 from FRAME_POINTER_REGNUM.
10967 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10968 FRAME_POINTER_REGNUM.
10969 (REG_CLASS_CONTENTS): Add sfp.
10970 (REG_ALLOC_ORDER): Likewise.
10971 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10972 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10973 of frame_pointer_rtx.
10974 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10976 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10978 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10979 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10980 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10982 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10985 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10987 Make CONSTRUCTOR use VEC to store initializers.
10988 * c-common.c (complete_array_type): Update to cope with VEC in
10990 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10991 (pp_c_constructor_elts): New function.
10992 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10993 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10994 struct constructor_stack, struct initializer_stack,
10995 constructor_elements, push_init_level, pop_init_level,
10996 add_pending_init, find_init_member, output_init_element): Update to
10997 cope with VEC in CONSTRUCTOR_ELTS.
10998 * coverage.c (build_fn_info_value, build_ctr_info_value,
10999 build_gcov_info): Likewise.
11000 * expr.c (categorize_ctor_elements_1, store_constructor,
11001 expand_expr_real_1): Likewise.
11002 * fold-const.c (fold_ternary): Likewise.
11003 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
11004 gimplify_init_constructor, gimplify_expr): Likewise.
11005 * tree-dump.c (dequeue_and_dump): Likewise.
11006 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
11008 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
11010 * tree-sra.c (generate_element_init_1): Likewise.
11011 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11012 * tree-ssa-operands.c (get_expr_operands): Likewise.
11013 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
11014 * tree-vect-transform.c (vect_get_vec_def_for_operand):
11015 (get_initial_def_for_reduction): Likewise.
11016 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
11017 value handle in annotations.
11018 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
11019 tree_node_structure): Add support for constr_kind.
11020 (build_vector_from_ctor, build_constructor_single,
11021 build_constructor_from_list): New functions.
11022 (build_constructor): Update to take a VEC instead of a TREE_LIST.
11023 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
11024 Update to cope with VEC in CONSTRUCTOR_ELTS.
11025 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
11026 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
11027 CONSTRUCTOR_APPEND_ELT): New macros.
11028 (struct constructor_elt, struct tree_constructor): New data types.
11029 (union tree_node): Add tree_constructor field.
11030 * treestruct.def: Define TS_CONSTRUCTOR.
11031 * varasm.c (const_hash_1, compare_constant, copy_constant,
11032 compute_reloc_for_constant, output_addressed_constants,
11033 initializer_constant_valid_p, output_constant,
11034 array_size_for_constructor, output_constructor): Update to cope with
11035 VEC in CONSTRUCTOR_ELTS.
11036 * vec.h (VEC_empty, VEC_copy): New macros.
11038 2005-07-19 Devang Patel <dpatel@apple.com>
11040 * dbxout.c (dbxout_type): Check Objective-C++ lang.
11042 2005-07-19 Richard Henderson <rth@redhat.com>
11045 * gimplify.c (gimplify_expr): Use main variant type for the temp
11046 destination for a discarded volatile read.
11047 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
11048 casts between non-void types that change volatility.
11050 2005-07-15 DJ Delorie <dj@redhat.com>
11052 * toplev.h: Add comment about the first parameter for warning().
11053 * errors.h: Likewise.
11055 * c.opt (Wpragmas): New.
11056 * doc/invoke.texi: Document it.
11058 * function.c (do_warn_unused_parameter): Add warning control to
11060 * c-decl.c (warn_if_shadowing): Likewise.
11061 * c-lex.c (cb_def_pragma): Likewise.
11062 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
11063 (pop_alignment): Likewise.
11064 (handle_pragma_pack): Likewise.
11065 (apply_pragma_weak): Likewise.
11066 (handle_pragma_weak): Likewise.
11067 (handle_pragma_redefine_extname): Likewise.
11068 (add_to_renaming_pragma_list): Likewise.
11069 (handle_pragma_extern_prefix): Likewise.
11070 (maybe_apply_renaming_pragma): Likewise.
11071 (handle_pragma_visibility): Likewise.
11073 * config/c4x/c4x-c.c (BAD): Likewise.
11074 (c4x_parse_pragma): Likewise.
11075 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
11076 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
11077 (rs6000_pragma_longcall): Likewise.
11078 * config/v850/v850-c.c (pop_data_area): Likewise.
11079 (ghs_pragma_section): Likewise.
11080 (ghs_pragma_section): Likewise.
11081 (ghs_pragma_interrupt): Likewise.
11082 (ghs_pragma_starttda): Likewise.
11083 (ghs_pragma_startsda): Likewise.
11084 (ghs_pragma_startzda): Likewise.
11085 (ghs_pragma_endtda): Likewise.
11086 (ghs_pragma_endsda): Likewise.
11087 (ghs_pragma_endzda): Likewise.
11089 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11090 Kenneth Zadeck <zadeck@naturalbridge.com>
11092 * Makefile.in: Removed tree-promote-statics.c
11093 * tree-promote-statics.c: Removed.
11094 * common.opt: Removed flag-promote-statics.
11096 * passes.c: Removed tree-promote-statics pass.
11097 * tree-pass.h: Ditto.
11098 * timevar.def: Removed TV_PROMOTE_STATICS.
11101 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11103 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11105 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11107 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11110 * c-common.c (check_function_arguments): Call
11111 'check_function_format' if either -Wformat or
11112 -Wmissing-format-attribute are specified.
11113 * c-format.c (check_function_format): Check -Wformat before
11114 calling 'check_format_info'.
11115 * c-opts.c (c_common_post_options): Don't warn for
11116 -Wmissing-format-attribute without -Wformat.
11117 * c-typeck.c (convert_for_assignment): Detect additional cases for
11118 -Wmissing-format-attribute.
11119 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11122 2005-07-19 Richard Guenther <rguenther@suse.de>
11124 * config/i386/i386.md (lrint<mode>2): Use temporary
11125 instead of clobbering non-existent memory.
11127 2005-07-19 Nick Clifton <nickc@redhat.com>
11129 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11130 statement to avoid displaying ASCII control characters.
11132 2005-07-19 Ben Elliston <bje@au.ibm.com>
11134 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11135 * cfganal.c (find_edge_index): Ditto.
11136 * combine.c (combine_instructions): Ditto.
11137 * ddg.c (create_scc): Ditto.
11138 (find_successors): Ditto.
11139 (find_predecessors): Ditto.
11140 (find_nodes_on_paths): Ditto.
11141 (longest_simple_path): Ditto.
11142 * flow.c (update_life_info): Ditto.
11143 (count_or_remove_death_notes): Ditto.
11144 (clear_log_links): Ditto.
11145 * modulo-sched.c (generate_reg_moves): Ditto.
11146 (find_max_asap): Ditto.
11147 (find_max_hv_min_mob): Ditto.
11148 (find_max_dv_min_mob): Ditto.
11149 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11150 * sched-rgn.c (extract_edgelst): Ditto.
11151 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11152 (dump_update_ssa): Ditto.
11153 (ssa_names_to_replace) Ditto.
11154 (switch_virtuals_to_full_rewrite): Ditto.
11155 (update_ssa): Ditto.
11156 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11158 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11160 Fix PR tree-optimization/22483
11162 * tree-complex.c (create_components): Use
11163 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11164 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11165 * tree-flow.h (safe_referenced_var_iterator): New structure.
11166 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11167 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11168 safe_referenced_var iterator.
11169 (add_type_alias): Ditto.
11171 2005-07-19 Steven Bosscher <stevenb@suse.de>
11173 * loop-init.c (rest_of_handle_loop2): Remove.
11174 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11175 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11176 (pass_rtl_loop_init, pass_rtl_loop_done,
11177 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11178 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11179 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11180 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11181 pass_tree_loop_done, and pass_tree_unswitch.
11182 (gate_loop): Rename to gate_tree_loop.
11183 * passes.c (init_optimization_passes): Update for renamed tree
11184 loop passes. Add the new loop2 passes as subpasses of loop2.
11185 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11186 Update for the renamed tree loop passes.
11188 2005-07-18 Ian Lance Taylor <ian@airs.com>
11190 PR middle-end/22057
11191 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11192 blocks when optimizing.
11194 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11196 * common.opt (frename-registers): Initialize to 2.
11198 (fgcse-after-reload): Ditto.
11199 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11200 (process_options): Only change flag_web, flag_rename_registers,
11201 and flag_rerun_cse_after_loop if not explicitly set by user.
11203 2005-07-18 Jan Beulich <jbeulich@novell.com>
11205 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11206 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11207 in 64-bit mode the same as DImode in 32-bit mode.
11208 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11209 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11210 mode. Add new mode parameter.
11211 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11212 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11213 x86_64_shift_adj): New expanders.
11214 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11215 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11217 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11218 DImode shift splitters.
11219 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11220 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11223 2005-07-18 Jan Beulich <jbeulich@novell.com>
11225 * i386.md (movdi_extzv_1): New.
11226 (zero_extendhidi2): Combine alternatives and never force use of
11228 (zero_extendqidi2): Likewise. Don't restrict input selection.
11230 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11232 Fix PR tree-optimization/22531
11233 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11236 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11238 * tree-promote-statics.c (pass_promote_statics): Change dump file
11241 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11243 * tree-optimize.c (init_tree_optimization_passes): Add
11244 pass_eliminate_useless_stores pass.
11245 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11246 * tree-ssa-pre.c (is_copy_stmt): New function.
11247 (follow_copies_till_vuse): Ditto.
11248 (do_eustores): Ditto.
11249 (gate_eustores): Ditto.
11251 2005-07-16 Richard Henderson <rth@redhat.com>
11253 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11255 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11256 Kenneth Zadeck <zadeck@naturalbridge.com>
11258 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11259 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11260 ipa-type-escape.h, tree-promote-statics.c
11261 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11262 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11263 tree-promote-statics.c: new files.
11264 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11265 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11266 int nonlocal_set_p, mark_constant_function): Deleted.
11267 (rest_of_handle_cfg): Removed call to mark_constant_function.
11268 (nonoverlapping_component_refs_p): Added calls to support
11269 type based aliasing.
11270 * tree-ssa-alias.c (may_alias_p,
11271 compute_flow_insensitive_aliasing): Ditto.
11272 * calls.c (flags_from_decl_or_type): Removed reference to
11274 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11275 too many arguments. This is necessary for Spec 2000.
11276 * cgraph.h (const_function, pure_function): Removed.
11277 * common.opt: Added "fipa-pure-const", "fipa-reference",
11278 "fipa-type-escape", and "ftree-promote-static".
11280 * passes.c: Added ipa and tree-promote-statics passes.
11281 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11282 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11283 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11284 * tree-flow.h: Added exposed sra calls and addition of
11285 reference_vars_info field for FUNCTION_DECLS.
11286 * tree-pass.h: Added passes.
11287 * tree-sra.c: (sra_init_cache): New function.
11288 (sra_insert_before, sra_insert_after) Made public.
11289 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11291 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11292 aliasing. (may_alias_p): Added code to use type escape analysis to
11293 improve alias sets.
11294 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11295 code to prune clobbers of static variables based on information
11296 produced in ipa-reference pass. Changed call clobbering so that
11297 statics are not marked as clobbered if the call does not clobber
11300 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11302 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11305 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11307 * doc/install.texi (*-*-solaris2*): Document recommended version
11308 of GNU binutils and mention GNU linker problem on Solaris 10.
11310 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11313 * c-decl.c (c_build_bitfield_integer_type): New function.
11314 (finish_struct): Call it.
11315 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11317 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11319 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11322 2005-07-16 Jan Hubicka <jh@suse.cz>
11324 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11325 (scale_bbs_frequencies_int): Watch roundoff errors.
11326 * predict.c (return_prediction): Initialize return_stmt.
11328 2005-07-16 Jan Hubicka <jh@suse.cz>
11330 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11331 after RTL profiling.
11333 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11335 PR middle-end/22398
11336 * fold-const.c (build_range_check): Convert high/low to etype
11337 if we are only comparing against exp.
11339 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11341 Fix PR tree-optimization/22376
11342 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11344 (need_to_solve): New function.
11345 (compute_points_to_sets): Use it.
11347 2005-07-15 Jan Hubicka <jh@suse.cz>
11349 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11350 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11352 2005-07-15 Richard Guenther <rguenther@suse.de>
11354 * c-common.c (handle_flatten_attribute): New function.
11355 Add flatten function attribute.
11356 * doc/extend.texi: Document flatten function attribute.
11357 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11358 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11360 (cgraph_decide_inlining): Handle functions with flatten
11363 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11365 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11366 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11367 UNSPEC_XCHG, UNSPEC_AND): New.
11368 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11369 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11370 * config/rs6000/sync.md (FETCHOP): New code macro.
11371 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11373 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11374 (sync_compare_and_swap<mode>): Same.
11375 (sync_lock_test_and_set<mode>): Same.
11376 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11377 for QImode and HImode, and not PPC405.
11378 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11379 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11380 (sync_<fetchop>{si,di}_internal): New.
11381 (sync_nand{si,di}_internal): New.
11382 (sync_old_<fetchop>{si,di}_internal): New.
11383 (sync_old_nand{si,di}_internal): New
11384 (sync_new_<fetchop>{si,di}_internal): New.
11385 (sync_new_nand{si,di}_internal): New.
11386 (atomic_and{si,di}): New.
11387 (sync_new_nand{si,di}_internal): New.
11388 (atomic_and{si,di}): New.
11389 (sync_add<mode>_internal): Delete.
11390 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11391 (sync_sub<mode>_internal): Delte.
11392 (sync_subshort_internal): New.
11393 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11394 (sync_anddi_internal): Delete.
11395 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11396 (sync_booldi_internal): Delete.
11397 (sync_boolc<mode>_internal): Delete.
11398 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11399 (sync_boolc<mode>_internal2): Delete.
11400 (sync_boolcc<mode>_internal): Delete.
11401 (isync, lwsync): Use unspec instead of unspec_volatile.
11402 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11403 Revert UNSPEC_VOLATILE.
11404 (rs6000_split_atomic_op): New.
11405 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11407 2005-07-14 Eric Christopher <echristo@redhat.com>
11409 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11410 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11412 2005-07-14 Eric Christopher <echristo@redhat.com>
11414 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11416 2005-07-14 Steven Bosscher <stevenb@suse.de>
11418 PR tree-optimization/22230
11419 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11420 the computation of the four cross productions for "range op range".
11422 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11423 Ulrich Weigand <uweigand@de.ibm.com>
11426 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11429 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11431 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11433 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11435 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11437 2005-07-14 Richard Guenther <rguenther@suse.de>
11439 PR middle-end/22347
11440 * config/i386/i386-protos.h (ix86_function_value): Change
11441 prototype to match new target hook.
11442 * config/i386/i386.c (ix86_value_regno): Change prototype
11443 to take extra type argument.
11444 (TARGET_FUNCTION_VALUE): Define.
11445 (ix86_function_ok_for_sibcall): Pass extra argument to
11446 ix86_value_regno, check return slot rtx for exact match.
11447 (ix86_function_value): Take extra parameter. Dispatch to
11448 ix86_value_regno with fndecl/fntype as provided.
11449 (ix86_value_regno): Handle extra type argument.
11450 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11452 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11453 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11454 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11455 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11456 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11458 2005-07-14 Richard Guenther <rguenther@suse.de>
11460 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11461 * calls.c (expand_call): Pass fntype to hard_function_value.
11462 (emit_library_call_value_1): Likewise.
11463 * explow.c: Include target.h.
11464 (hard_function_value): Take extra argument, the fntype.
11465 Use new target hook for function_value.
11466 * expr.h (hard_function_value): Change prototype.
11467 * function.c (aggregate_value_p): Pass 0 as fntype to
11468 hard_function_value.
11469 (assign_parms): Use new target hook for function_value.
11470 Pass 0 as fntype to hard_function_value.
11471 (expand_function_end): Likewise.
11472 * reg-stack.c: Include target.h.
11473 (stack_result): Use new target hook for function_value.
11474 * target-def.h: New target hook function_value.
11475 * target.h: Likewise.
11476 * targhooks.c (default_function_value): New function.
11477 * targhooks.h (default_function_value): Declare.
11479 2005-07-13 Ian Lance Taylor <ian@airs.com>
11481 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11483 2005-07-14 Jan Hubicka <jh@suse.cz>
11485 * tree-dfa.c (dump_variable): Use default_def function.
11486 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11487 * tree-ssa.c (verify_use): Likewise.
11488 * tree-ssanames.c (release_ssa_name): Likewise.
11489 * tree-tailcall.c (eliminate_tail_call): Likewise.
11490 (tree_optimize_tail_calls_1): Likewise.
11491 * tree-vrp.c (get_value_range): Likewise.
11493 2005-07-14 Ben Elliston <bje@au.ibm.com>
11495 * gcc.c (main): Compare language[0] with '*' when iterating over
11498 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11500 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11501 "s390_emit_compare". Add handling of CCZ1mode.
11502 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11503 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11505 (s390_branch_condition_mask): Add CCZ1mode handling.
11506 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11507 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11508 Use CCZ1mode instead of CCZmode.
11509 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11511 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11513 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11515 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11517 2005-07-13 Eric Christopher <echristo@redhat.com>
11519 * config/mips/mips.c (mips_canonicalize_comparison): New.
11520 (mips_emit_int_relational): Use.
11522 2005-07-13 Eric Christopher <echristo@redhat.com>
11524 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11525 static extra parts.
11526 * config/s390/s390.md: Include tpf.md. Move tpf specific
11528 * config/s390/tpf.md: To here.
11529 * config/s390/s390.opt: Move tpf specific options...
11530 * config/s390/tpf.opt: to here. Add mmain option.
11531 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11532 * config/s390/tpf.h: Rewrite.
11534 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11536 * doc/tm.texi: Remove @xref{Cross-profiling}.
11538 2005-07-13 Jeff Law <law@redhat.com>
11540 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11541 expressions, test their _DECL operands for pointer equality rather
11542 than using operand_equal_p.
11544 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11546 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11547 (TARGET_POSIX_IO): This.
11548 * config/darwin.h: Likewise.
11549 * config/freebsd.h: Likewise.
11550 * config/linux.h: Likewise.
11551 * config/lynx.h: Likewise.
11552 * config/netbsd.h: Likewise.
11553 * config/rs6000/linux64.h: Likewise.
11554 * config/rs6000/linux.h: Likewise.
11555 * config/s390/tpf.h: Likewise.
11556 * config/sh/embed-elf.h: Likewise.
11557 * config/sparc/linux64.h: Likewise.
11558 * config/sparc/linux.h: Likewise.
11559 * config/svr4.h: Likewise.
11560 * gcov-io.h: Likewise.
11562 * doc/tm.texi: Updated.
11564 * libgcov.c (create_file_directory): Defined only if
11565 TARGET_POSIX_IO is defined.
11566 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11569 2005-07-13 Jan Hubicka <jh@suse.cz>
11571 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11573 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11575 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11576 structure as argument.
11578 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11580 PR tree-optimization/21921
11581 * tree-iterator.c (tsi_link_before): Support the case when
11582 tsi_end_p (tsi) == true.
11584 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11586 PR tree-optimization/22442
11587 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11590 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11592 PR rtl-optimization/20376
11593 * toplev.c (process_options): Enable -fweb and -frename-registers when
11595 * doc/invoke.texi: Update the information about when -fweb and
11596 -frename-registers are enabled.
11598 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11601 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11602 if *rhs_p is not a SSA_NAME.
11604 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11606 Fix PR tree-optimization/22422
11607 * tree-ssa-structalias.c (struct variable_info): Add flag for
11609 (get_varinfo): Now a static function.
11610 (new_varinfo): init has_union and is_special_var to false.
11611 (solution_set_add): Check has_union.
11612 (do_da_constraint): Move temporary variable so it gets reset
11614 Also check for special variable.
11615 (do_ds_constraint): Ditto.
11616 (do_sd_constraint): Ditto.
11617 (do_structure_copy): Check for special variable.
11618 (find_func_aliases): Ditto.
11619 (init_base_vars): Set special vars properly.
11621 2005-07-13 Jan Hubicka <jh@suse.cz>
11623 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11626 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11627 (get_expr_operands): Fix thinko wrt flags and subvars.
11629 PR tree-optimize/22379
11630 * tree-inline.c (expand_call_inline): Do not output sorry in early
11633 2005-07-12 Dale Johannesen <dalej@apple.com>
11635 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11637 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11640 * host-linux.h: Include limits.h.
11642 2005-07-12 Dale Johannesen <dalej@apple.com>
11644 * expr.c (compress_float_constant): Add cost check.
11645 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11647 2005-07-12 Dale Johannesen <dalej@apple.com>
11649 * gcc.target/i386/compress-float-sse.c: New.
11650 * gcc.target/i386/compress-float-sse-pic.c: New.
11651 * gcc.target/i386/compress-float-387.c: New.
11652 * gcc.target/i386/compress-float-387-pic.c: New.
11653 * gcc.dg/compress-float-ppc.c: New.
11654 * gcc.dg/compress-float-ppc-pic.c: New.
11656 2005-07-12 Eric Christopher <echristo@redhat.com>
11658 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11659 static extra parts.
11660 * config/s390/s390.md: Include tpf.md. Move tpf specific
11662 * config/s390/tpf.md: To here.
11663 * config/s390/s390.opt: Move tpf specific options...
11664 * config/s390/tpf.opt: to here. Add mmain option.
11665 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11666 * config/s390/tpf.h: Rewrite.
11668 2005-07-12 Eric Christopher <echristo@redhat.com>
11670 * gcc.c (struct infile): Update comment for language.
11671 (main): Rewrite input file resetting code.
11673 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11676 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11677 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11678 (lookup_avail_expr): Use constant_boolean_node instead
11679 of boolean_false_node/boolean_true_node.
11681 2005-07-12 Ben Elliston <bje@au.ibm.com>
11683 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11684 and use it when printing num_edges.
11686 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11688 * doc/extend.texi (Blackfin Built-in Functions): New section.
11689 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11692 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11694 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11695 s/cmpstrsi/cmpstrnsi
11696 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11698 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11699 (init_optabs): Initialize cmpstrn_optab.
11700 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11701 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11702 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11703 * config/i386/i386.md: s/cmpstr/cmpstrn
11704 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11705 * doc/md.texi: Update documentation.
11707 2005-07-11 Richard Henderson <rth@redhat.com>
11709 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11710 build_va_arg_indirect_ref.
11711 (alpha_gimplify_va_arg): Likewise.
11712 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11713 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11714 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11715 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11716 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11717 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11719 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11721 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11723 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11724 * passes.c (init_optimization_passes): Add pass_empty_loop.
11725 * tree-pass.h (pass_empty_loop): Declare.
11726 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11727 try_remove_empty_loop, remove_empty_loops): New functions.
11728 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11729 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11731 2005-07-12 Peter Barada <peter@the-baradas.com>
11733 PR middle-end/16719
11734 PR middle-end/18421
11735 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11736 in address registers.
11737 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11738 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11739 alternative of addsi3_5200.
11741 2005-07-11 Ian Lance Taylor <ian@airs.com>
11743 * config/mips/mips.md (ffs<mode>2): Remove.
11745 2005-07-11 Ian Lance Taylor <ian@airs.com>
11747 * doc/tree-ssa.texi (Cleanups): Improve description of
11749 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11751 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11753 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11754 * tree.h (DECL_ARGUMENT_FLD): New macro.
11756 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11758 Fix PR tree-optimization/22404
11760 * tree-ssa-structalias.c (create_variable_info_for): Use
11763 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11765 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11766 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11767 for second comparison operand.
11768 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11770 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11771 (define_insn_reservation "alu"): Likewise.
11772 (csync, ssync): Now of type sync.
11773 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11774 -mcsync-anomaly -mspecld-anomaly.
11775 * config/bfin/bfin.opt (mcsync): Remove.
11776 (mcsync-anomaly, mspecld-anomaly): Add.
11777 * config/bfin/bfin.c: Include "insn-codes.h".
11778 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11779 (TARGET_DEFAULT_TARGET_FLAGS): New.
11780 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11782 2005-07-11 Steven Bosscher <stevenb@suse.de>
11784 * basic-block.h: Give the BB flags enum a name, bb_flags.
11785 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11786 * cfgcleanup.c (enum bb_flags): Remove here.
11787 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11788 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11789 (update_forwarder_flag): Likewise.
11790 (thread_jump): Likewise.
11791 (try_forward_edges): Likewise.
11792 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11793 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11794 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11796 2005-07-11 Richard Guenther <rguenther@suse.de>
11798 * config/i386/i386.opt: New target option -msseregparm.
11799 * config/i386/i386.c (override_options): Error out for
11800 -msseregparm but no SSE support.
11801 (ix86_function_sseregparm): Check for global sseregparm.
11802 * doc/invoke.texi: Document -msseregparm.
11804 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11806 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11807 (m32rle-*-linux*): Ditto.
11809 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11811 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11812 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11815 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11817 PR middle-end/22239
11819 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11820 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11822 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11824 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11825 (varmap): Heapify varmap.
11826 (constraints): Heapify constraints.
11827 (struct constraint_graph): Heapify succs and preds.
11828 (constraint_vec_find): Update for heapification.
11829 (constraint_set_union): Ditto.
11830 (insert_into_complex): Ditto.
11831 (constraint_edge_vec_find): Ditto.
11832 (erase_graph_self_edge): Ditto.
11833 (add_graph_edge): Ditto.
11834 (get_graph_weights): Ditto.
11835 (merge_graph_nodes): Ditto.
11836 (build_constraint_graph): Ditto.
11837 (topo_visit): Ditto.
11838 (solve_graph): Ditto.
11839 (create_variable_info_for): Ditto.
11840 (init_base_vars): Ditto.
11841 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11842 (condese_varmap_nodes): Free complex vector.
11843 (clear_edges_for_node): Clear succs and preds vector.
11845 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11847 * tree-ssa-structalias.c (update_alias_info): Change counting of
11848 references to not include vdefs.
11850 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11852 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11853 (up_insert): Ditto.
11855 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11857 * pa.c (pa_commutative_p): Make PLUS commutative when
11858 TARGET_NO_SPACE_REGS is true.
11860 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11862 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11863 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11864 * tree-dfa.c (dump_subvars_for): New.
11865 (debug_subvars_for): New.
11866 (dump_variable): Show subvariables if VAR has them.
11867 * tree-flow-inline.h (get_subvar_at): New.
11868 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11869 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11871 (struct subvar): Change fields offset and size to unsigned
11873 (dump_subvars_for): Declare.
11874 (debug_subvars_for): Declare.
11875 (get_subvar_at): Declare.
11876 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11877 to unsigned HOST_WIDE_INT *.
11878 (overlap_subvar): Likewise.
11879 * tree-gimple.c (is_gimple_reg): Always return false for
11880 SFTs and memory tags.
11881 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11882 Update all callers.
11883 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11884 (compute_may_aliases): Call compute_points_to_sets.
11885 (collect_points_to_info_for): Remove.
11886 (compute_points_to_and_addr_escape): Remove.
11887 (delete_alias_info): Call delete_points_to_sets.
11888 (compute_flow_sensitive_aliasing): If the call to
11889 find_what_p_points_to returns false, call set_pt_anything.
11890 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11891 (set_pt_anything): Clear pi->pt_vars.
11892 (set_pt_malloc): Remove.
11893 (merge_pointed_to_info): Remove.
11894 (add_pointed_to_expr): Remove.
11895 (add_pointed_to_var): Remove.
11896 (collect_points_to_info_r): Remove.
11897 (is_escape_site): Make extern.
11899 (create_overlap_variables_for): Call it.
11900 * tree-ssa-copy.c (merge_alias_info): Never merge
11901 flow-sensitive alias information.
11902 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11903 offset and size to be unsigned HOST_WIDE_INT.
11904 (add_to_addressable_set): Rename from note_addressable.
11905 Set TREE_ADDRESSABLE as the variables are added to the set.
11907 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11908 operands into VUSEs when adding V_MAY_DEFs for members in an
11910 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11911 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11912 (struct variable_info): Add bitfield is_heap_var.
11913 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11914 (new_var_info): Initialize is_heap_var.
11915 (get_constraint_for): Add HEAP variables to the symbol table.
11916 Mark them with is_heap_var.
11917 (update_alias_info): New. Taken mostly from the old
11918 compute_points_to_and_addr_escape.
11919 (handle_ptr_arith): New.
11920 (find_func_aliases): Call update_alias_info.
11921 Call handle_ptr_info for tcc_binary expressions.
11922 Call mark_stmt_modified.
11923 (create_variable_info_for): If DECL has subvars, do not create
11924 variables for its subvars. Always add all the fields.
11925 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11926 SFTs, then add all the SFTs of the structure.
11927 If VI->DECL is an aggregate with subvariables, add the SFT at
11929 (find_what_p_points_to): If VI is an artificial variable,
11930 translate to bitfields in SSA_NAME_PTR_INFO.
11931 If the solution is empty, set pi->pt_vars to NULL
11932 (init_base_vars): Create ANYOFFSET.
11933 (compute_points_to_sets): Rename from create_alias_vars.
11935 (pass_build_pta): Remove.
11936 (delete_points_to_sets): Rename from delete_alias_vars.
11937 (pass_del_pta): Remove.
11938 * tree-ssa-structalias.h (struct alias_info): Move from
11940 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11941 NUM_REFERENCES_SET): Likewise.
11942 (compute_points_to_sets, delete_points_to_sets): Declare.
11944 2005-07-09 Richard Henderson <rth@redhat.com>
11946 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11947 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11948 alpha_split_lock_test_and_set_12): New functions.
11949 * config/alpha/alpha-protos.h: Update.
11950 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11951 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11952 * config/alpha/sync.md (I12MODE): New.
11953 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11954 (sync_<fetchop_name><I48MODE>): Likewise.
11955 (sync_nand<I48MODE>): Likewise.
11956 (sync_old_<fetchop_name><I48MODE>): Likewise.
11957 (sync_new_<fetchop_name><I48MODE>): Likewise.
11958 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11959 (sync_compare_and_swap<I48MODE>): Likewise.
11960 (sync_lock_test_and_set<I48MODE>): Likewise.
11961 (sync_compare_and_swap<I12MODE>): New.
11962 (sync_compare_and_swap<I12MODE>_1): New.
11963 (sync_lock_test_and_set<I12MODE>): New.
11964 (sync_lock_test_and_set<I12MODE>_1): New.
11966 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11970 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11972 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11974 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11975 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11977 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11980 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11982 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11984 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11985 memory_operand constraint.
11986 (store_conditional_<mode>): Same.
11987 (sync_compare_and_swap<mode>): Same.
11988 (sync_lock_test_and_set<mode>): Same.
11990 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11992 Rewrite PIC support to more closely model actual instructions.
11993 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11994 (cris_symbol): Remove prototypes for removed functions.
11995 (cris_pic_symbol_type_of, cris_valid_pic_const)
11996 (cris_expand_pic_call_address): Prototypes for new functions.
11997 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11999 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
12001 <case ':'>: Add case for new punctuation character.
12002 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
12003 emitting (extra) PIC modifier.
12004 <case UNSPEC>: Do not assert for PLT.
12005 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
12006 (cris_expand_prologue, cris_expand_epilogue): Check
12007 for pic_offset_table_rtx usage instead of taking
12008 current_function_uses_pic_offset_table as the final word.
12009 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
12010 Remove flag_pic difference.
12011 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
12012 the moral equivalents of...
12013 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
12015 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
12016 (cris_handle_option): Mark ARG as unused.
12017 (cris_expand_pic_call_address): New worker function for "call",
12019 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
12020 output PIC constructs here.
12021 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
12022 as symbol-specific modifers, not whole or part of operands.
12023 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
12024 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
12025 constants and flag_pic.
12026 (CONSTANT_INDEX_P): Adjust for new functions.
12027 (enum cris_pic_symbol_type): New helper type.
12028 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
12029 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
12030 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
12032 ("movsi"): Emit actual instructions for GOT and relative access.
12033 ("*movsi_got_load"): New pattern to set up the register holding
12035 ("*movsi_internal"): Operand 1 is not a plain general_operand.
12036 Adjust FIXME for 'S'.
12037 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
12038 Use "movs" for -fpic cases.
12039 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
12040 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
12041 ("call", "call_value"): Just call cris_expand_pic_call_address for
12043 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
12044 Remove special pattern.
12045 ("*expanded_call_side", "*expanded_call_value_side"): New
12047 (gotplt-to-plt, gotplt-to-plt-side-call)
12048 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
12050 * config/cris/cris/predicates.md
12051 ("cris_general_operand_or_gotless_symbol"): Remove unused
12053 ("cris_general_operand_or_symbol"): Adjust for new functions.
12055 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12057 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
12059 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
12061 * Makefile.in (TREE_H): Add treestruct.def.
12062 (c-decl.o): Add pointer-set.h
12063 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
12064 visibility on regular DECL's.
12065 (merge_decls): Fix the copying of decl nodes of various types for
12066 the new structures. Don't update RTL, section name, weak status,
12067 etc, on DECL's without RTL.
12068 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
12069 Don't check volatile on non-variable types.
12070 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
12071 to check whether we have seen arguments.
12072 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
12073 flag is checked before field (flag is common, field is not).
12074 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
12075 TS_DECL_COMMON could have an origin.
12076 (add_location_or_const_value_attribute): Don't check section name
12077 on non-var/function decls.
12078 (dwarf2out_var_location): Reverse order of tests.
12079 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
12080 with DECL_WRTL_CHECK.
12081 * expmed.c (make_tree): rtl is now in decl_with_rtl.
12082 * fold-const.c (fold_binary): Don't check weakness on
12083 non-var/function decls.
12084 (tree_expr_nonzero_p): Ditto.
12085 (fold_checksum_tree): Use tree_decl_extra as sizeof
12087 * ggc-page.c (extra_order_size_table): Add sizes for
12088 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12090 * gimplify.c (gimplify_bind_expr): Only set
12091 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12092 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12094 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12095 * langhooks.h (init_ts). New langhook.
12096 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12097 * print-tree.c (print_node): Update to only print fields that
12098 exist in the structures the passed decl has.
12099 * toplev.c (wrapup_global_declarations): Don't reset
12100 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12101 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12102 * tree-inline.c (remap_decl): Ditto.
12103 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12104 * tree-pretty-print.c (print_declaration): Don't print
12105 DECL_REGISTER on things that don't contain it.
12106 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12107 non-var/function decls.
12108 * tree.c (tree_contains_struct): New structure.
12109 (init_priority_for_decl): New hashtable.
12110 (tree_int_map): New structure.
12111 (tree_int_map_eq): New function.
12112 (tree_int_map_marked_p): Ditto.
12113 (tree_int_map_hash): Ditto.
12114 (tree_map): Move to tree.h.
12115 (tree_map_eq): Externalize.
12116 (tree_map_hash): Ditto.
12117 (tree_map_marked_p): Ditto.
12118 (init_ttree): Set up tree_contains_struct and call langhook.
12119 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12120 (tree_code_size): Update for new structures.
12121 (tree_node_structure): Update for new structures.
12122 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12124 (copy_node_stat): Copy init priority.
12125 (build_decl_stat): Ditto for visibility.
12126 (ts_enum_names): New.
12127 (tree_contains_struct_check_failed): New function.
12128 (decl_init_priority_lookup): Ditto.
12129 (decl_init_priority_insert): Ditto.
12130 * treestruct.def: New file.
12131 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12132 (CONTAINS_STRUCT_CHECK): Ditto.
12133 (tree_contains_struct_check_failed): New prototype.
12134 (DECL_CHECK): Removed.
12135 (DECL_MINIMAL_CHECK): New.
12136 (DECL_COMMON_CHECK): Ditto.
12137 (DECL_WRTL_CHECK): Ditto.
12138 (DECL_NON_COMMON_CHECK): Ditto.
12139 (DECL_WITH_VIS_CHECK): Ditto.
12140 (VAR_OR_FUNCTION_DECL_P): Ditto
12141 (struct tree_decl_minimal): New structure.
12142 (struct tree_decl_common): Ditto.
12143 (struct tree_decl_with_rtl): Ditto.
12144 (struct tree_decl_with_vis): Ditto.
12145 (struct tree_decl_non_common): Ditto.
12146 (struct tree_field_decl): Ditto.
12147 (struct tree_parm_decl): Ditto.
12148 (struct tree_var_decl): Ditto.
12149 (struct tree_function_decl): Ditto.
12150 (struct tree_const_decl): Ditto.
12151 (struct tree_result_decl): Ditto.
12152 (union tree_node): Add new structures.
12153 * var-tracking.c (track_expr_p): Reverse order of tests.
12155 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12157 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12159 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12160 * system.h: Poison FINALIZE_PIC.
12161 * doc/tm.texi (FINALIZE_PIC): Remove.
12163 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12166 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12167 to the correct type if we have a MODIFY_EXPR.
12169 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12171 PR tree-optimization/22360
12172 * tree.c (upper_bound_in_type): Fix calculations for casting
12173 to a non-wider signed type and casting a signed value to a
12174 wider unsigned type.
12175 (lower_bound_in_type): Fix calculations for casting to a
12176 non-wider signed type.
12178 PR tree-optimization/20139
12179 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12181 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12182 fold_cond_expr_cond.
12183 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12184 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12186 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12189 * tree-complex.c (expand_complex_libcall): Produce
12190 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12192 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12194 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12195 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12196 b" assert and inserted fastpath code for this case.
12197 (bitmap_ior): Removed "a != b" assert.
12199 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12201 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12202 (ENDFILE_SPEC): Likewise.
12203 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12205 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12206 a large stack frame at epilogue.
12208 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12210 * final.c: Include sdbout.h when required.
12212 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12214 * config.gcc (*-*-darwin*): Only one target-specific header file
12215 for generic darwin.
12216 (powerpc-*-darwin*): Add version-specific header files.
12217 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12218 * config.in: Regenerate.
12219 * configure: Regenerate.
12220 * gcc.c: Include xregex.h.
12221 (version_compare_spec_function): New.
12222 (spec_function): Add version-compare.
12223 (replace_outfile_spec_function): Reformat comment.
12224 (compare_version_strings): New.
12225 * config/darwin-c.c (version_as_macro): New.
12226 (builtin_define): New.
12227 (darwin_cpp_builtins): New.
12228 * config/darwin-protos.h (darwin_cpp_builtins): New.
12229 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12230 (LIB_SPEC): Make unconditional, update comment.
12231 (TARGET_C99_FUNCTIONS): Define.
12232 * config/darwin.opt: Sort.
12233 (mmacosx-version-min=): New.
12234 * config/darwin7.h: Delete.
12235 * config/darwin8.h: Delete.
12236 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12237 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12238 (TARGET_C99_FUNCTIONS): Define.
12239 * config/rs6000/darwin7.h: New.
12240 * config/rs6000/darwin8.h: New.
12241 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12242 (-mmacosx-version-min): Document.
12244 2005-07-07 Ian Lance Taylor <ian@airs.com>
12246 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12248 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12250 PR middle-end/22239
12251 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12253 2005-07-07 Khem Raj <kraj@mvista.com>
12255 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12256 in bytes, not words.
12258 2005-07-07 Paul Brook <paul@codesourcery.com>
12260 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12261 DEFAULT_FUNCTION_ARG_PADDING to upward.
12263 2005-07-07 Richard Henderson <rth@redhat.com>
12265 * function.c (locate_and_pad_parm): Record parameter alignment in
12266 stack_alignment_needed.
12268 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12270 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12271 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12272 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12273 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12274 (define_attr "type"): Add isync, sync, load_l, store_c.
12275 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12276 Create scratch volatile MEM.
12277 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12279 (load_locked_<mode>): New.
12280 (store_conditional_<mode>): New.
12281 (sync_compare_and_swap<mode>): Replace with splitter.
12282 (sync_lock_test_and_set<mode>): Replace with splitter.
12283 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12285 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12286 is ics. Attribute isync.
12287 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12289 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12290 and UNSPECV_SYNC_OP.
12291 (emit_unlikely_jump): New.
12292 (emit_load_locked): New.
12293 (emit_store_conditional): New.
12294 (rs6000_split_compare_and_swap): New.
12295 (rs6000_split_lock_test_and_set): New.
12296 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12297 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12298 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12299 rs6000_split_lock_test_and_set): Declare.
12300 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12301 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12302 store_c, isync, sync.
12304 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12306 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12307 filenames to gtyp-gen.h.
12308 (s-typ-gen): Use it in place of for loops.
12310 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12312 * hooks.c (hook_bool_rtx_int_false): New function.
12313 * hooks.h (hook_bool_rtx_int_false): Declare.
12314 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12315 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12316 * target.h (struct gcc_target): Add commutative_p member.
12317 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12318 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12319 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12320 (pa_commutative_p): New function.
12321 * jump.c (target.h): Include.
12322 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12323 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12325 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12327 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12328 (s390_expand_setmem): New.
12329 * config/s390/s390.c: Likewise.
12330 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12332 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12333 general_operand. Call new function "s390_expand_setmem".
12334 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12335 ("setmem_long", "*setmem_long"): ... this.
12337 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12339 * config/s390/s390.c: (optimization_options): Enable
12340 TARGET_MVCLE at -Os.
12341 * doc/invoke.texi: Document changes in default behaviour.
12342 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12344 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12346 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12347 defined by back-end.
12349 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12351 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12352 all sets in the pattern.
12353 * config/rs6000/rs6000.md (stack_protect_testsi,
12354 stack_protect_testdi): Likewise.
12356 2005-07-06 Jeff Law <law@redhat.com>
12358 * tree-vrp.c (simplify_using_ranges): Kill.
12359 (vrp_finalize): Remove call to simplify_using_ranges.
12360 (simplify_stmt_using_ranges): New function extracted from
12361 simplify_using_ranges.
12362 (simplify_div_or_mod_using_ranges): Likewise.
12363 (simplify_abs_using_ranges): Likewise.
12364 (simplify_cond_using_ranges): New function.
12365 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12366 * tree-ssa-propagate.c (substitute_and_fold): Call
12367 simplify_stmt_using_ranges if we have range information.
12369 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12371 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12372 ia64_flag_schedule_isns2.
12374 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12375 reading/writing general registers.
12376 (ia64_function_arg): Revert 2005-06-18 change.
12378 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12380 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12381 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12383 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12385 * function.c (expand_function_end): Revert part of 2005-06-27
12386 patch. Do sjlj_emit_function_exit_after after return_label.
12388 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12390 * doc/install.texi (--disable-libssp): New.
12392 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12394 * doc/invoke.texi: Update -fforce-mem documentation.
12395 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12396 code for -fforce-mem.
12397 * expmed.c: (store_bit_field,store_fixed_bit_field,
12398 extract_bit_field): Ditto.
12399 * expr.c: (convert_move): Ditto.
12400 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12401 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12402 emit_conditional_add,expand_float,expand_fix): Ditto.
12403 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12404 (common_handle_option): Issue warning when -fforce-mem specified.
12406 2005-07-06 Paul Brook <paul@codesourcery.com>
12408 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12410 * configure: Regenerate.
12412 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12414 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12416 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12418 Fix PR tree-optimization/22319
12419 Fix PR tree-optimization/22140
12420 Fix PR tree-optimization/22310
12422 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12423 variable sized types.
12424 Use correct type for intermediate structure on *a = *b structure
12427 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12429 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12431 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12432 (machine_function): Move typedef to...
12433 * config/rs6000/rs6000.c (machine_function): ... here. Add
12434 varargs_save_offset field.
12435 (rs6000_stack_t): Remove varargs_size field.
12436 (setup_incoming_varargs): Allocate varargs save area using
12437 assign_stack_local, try to make it as small as possible.
12438 Save offset from virtual_stack_vars_rtx to the save area
12439 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12440 instead of magic 8 when fp word byte size is used.
12441 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12442 instead of -RS6000_VARARGS_SIZE.
12443 (rs6000_stack_info, debug_stack_info,
12444 rs6000_initial_elimination_offset): Remove all traces of
12446 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12447 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12448 RS6000_VARARGS_AREA.
12450 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12452 PR tree-optimization/21963
12453 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12454 constant_multiple_of in the same way get_computation_cost_at does.
12456 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12458 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12459 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12460 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12461 and return its previous value.
12462 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12463 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12465 (stack_protect_set, stack_protect_test): New expanders.
12466 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12467 stack_protect_testdi): New insns.
12468 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12469 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12471 2005-07-06 Jeff Law <law@redhat.com>
12473 * tree-ssa-dce.c (cfg_altered): New global.
12474 (tree_dce_init): Initialize cfg_altered.
12475 (remove_dead_stmt): If we remove an edge in the CFG, then set
12477 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12480 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12482 * Makefile.in (stamp-collect-ld): Use
12483 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12484 ./collect-ld if it already exists.
12485 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12486 Don't remove ./nm if it already exists.
12488 2005-07-05 Devang Patel <dpatel@apple.com>
12490 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12491 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12492 * tree-vectorizer.c (vect_loop_location): New.
12493 (vect_print_dump_info): Use vect_loop_location.
12494 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12495 (vectorize_loops): Set vect_loop_location.
12496 * tree-vect-analyze.c (vect_analyze_offset_expr,
12497 vect_determin_vectorization_factor, vect_analyze_operations,
12498 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12499 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12500 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12501 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12502 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12503 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12504 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12505 vect_analyze_loop): Adjust vect_print_dump_info API.
12506 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12507 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12508 vect_finish_stmt_generation, vectorizable_assignment,
12509 vectorizable_operation, vectorizable_store, vectorizable_load,
12510 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12511 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12512 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12513 vect_transform_loop): Same.
12514 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12515 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12518 2005-07-05 Randolph Chung <tausq@debian.org>
12520 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12521 * configure: Regenerate.
12522 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12523 (pa_tls_referenced_p): Declare.
12524 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12525 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12526 (legitimize_tls_address): New.
12527 (hppa_legitimize_address): Handle TLS addresses.
12528 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12529 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12530 (emit_move_sequence): Handle TLS addresses.
12531 (pa_encode_section_info): Call default handler to handle common
12533 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12534 (CONSTANT_ADDRESS_P): Reject TLS operands.
12535 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12536 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12537 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12538 (UNSPEC_TLSLE): Define new constants.
12539 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12540 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12541 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12542 (tie_symbolic_operand, tle_symbolic_operand): New
12544 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12546 * aclocal.m4: Update macros for autoconf 2.59 style.
12547 * configure.ac: Likewise.
12549 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12551 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12552 (function_arg): Pass small aggregates in general registers on 32-bit
12554 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12556 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12558 * Makefile.in (final.o): Fix dependencies.
12560 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12564 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12565 * langhooks.c (lhd_expr_to_decl): New.
12566 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12568 (LANG_HOOKS_INITIALIZER): Update.
12569 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12570 expr_to_decl langhook.
12571 * c-tree.h (c_expr_to_decl): Declare.
12572 * c-typeck.c (c_expr_to_decl): New.
12573 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12575 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12577 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12580 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12581 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12583 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12585 * Makefile.in: Adjust dependencies.
12586 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12587 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12588 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12589 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12590 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12591 rest_of_compilation.
12593 * bb-reorder.c (gate_duplicate_computed_gotos,
12594 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12595 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12596 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12597 pass_partition_blocks): New.
12598 * bt-load.c (gate_handle_branch_target_load_optimize,
12599 rest_of_handle_branch_target_load_optimize,
12600 pass_branch_target_load_optimize): New.
12601 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12603 * cfglayout.c (pass_insn_locators_initialize): New.
12604 * cfgrtl.c (pass_free_cfg): New.
12605 * combine.c (gate_handle_combine, rest_of_handle_combine,
12606 pass_combine): New.
12607 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12608 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12609 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12610 * except.c (pass_set_nothrow_function_flags,
12611 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12613 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12614 rest_of_handle_shorten_branches, pass_shorten_branches,
12615 rest_of_clean_state, pass_clean_state): New.
12616 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12617 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12618 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12620 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12621 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12622 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12623 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12625 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12626 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12627 pass_rtl_ifcvt, gate_handle_if_after_combine,
12628 rest_of_handle_if_after_combine, pass_if_after_combine,
12629 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12630 pass_if_after_reload): New.
12631 * integrate.c (pass_initial_value_sets): New.
12632 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12633 pass_purge_lineno_notes): New.
12634 * mode-switching.c (rest_of_handle_mode_switching,
12635 pass_mode_switching): New.
12636 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12637 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12639 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12640 pass_loop_optimize): New.
12641 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12643 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12645 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12646 pass_postreload_cse): New.
12647 * profile.c (gate_handle_profiling, pass_profiling,
12648 rest_of_handle_branch_prob, pass_branch_prob): New.
12649 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12650 pass_split_before_regstack, gate_handle_split_before_regstack,
12651 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12652 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12653 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12654 pass_stack_regs): New.
12655 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12656 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12657 pass_stack_adjustments): New.
12658 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12659 pass_regrename): New.
12660 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12661 pass_delay_slots, gate_handle_machine_reorg,
12662 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12663 * rtl.h (extern void purge_line_number_notes): New.
12664 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12665 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12667 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12669 * value-prof.c (gate_handle_value_profile_transformations,
12670 rest_of_handle_value_profile_transformations,
12671 pass_value_profile_transformations): New.
12672 * var-tracking.c (gate_handle_var_tracking,
12673 pass_variable_tracking): New.
12674 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12676 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12677 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12678 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12679 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12680 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12681 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12682 rest_of_handle_gcse2, rest_of_handle_regmove,
12683 rest_of_handle_tracer, rest_of_handle_if_conversion,
12684 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12685 rest_of_handle_web, rest_of_handle_branch_prob,
12686 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12687 rest_of_handle_jump_bypass, rest_of_handle_combine,
12688 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12689 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12690 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12691 rest_of_handle_mode_switching, rest_of_handle_jump,
12692 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12693 rest_of_handle_flow2, rest_of_handle_jump2,
12694 rest_of_handle_peephole2, rest_of_handle_postreload,
12695 rest_of_handle_shorten_branches, rest_of_clean_state,
12696 rest_of_compilation): Remove.
12698 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12699 * passes.c (dump_flags, in_gimple_form, all_passes,
12700 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12701 register_dump_files, next_pass_1, last_verified, execute_todo,
12702 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12703 from tree-optimize.c.
12704 (init_optimization_passes): Moved from tree-optimize.c,
12705 adding the RTL optimizations.
12706 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12707 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12708 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12709 register_dump_files, next_pass_1, last_verified, execute_todo,
12710 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12711 init_tree_optimization_passes, ipa_passes): Delete.
12712 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12714 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12715 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12717 (ipa_passes): Remove.
12718 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12719 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12720 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12721 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12722 (dump_info_p, dump_flag): Moved to tree-dump.h.
12724 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12726 * passes.c (finish_optimization_passes): Use dump_begin
12727 and dump_end, TDI_end.
12728 (gate_rest_of_compilation): New.
12729 (pass_rest_of_compilation): Use it.
12730 (gate_postreload, pass_postreload): New.
12731 * toplev.c (general_init): Rename init_tree_optimization_passes.
12732 * toplev.h (init_tree_optimization_passes): Rename to
12733 init_optimizations_passes.
12734 * tree-dump.c (dump_flag): Make static.
12735 (dump_files): Remove RTL dumps.
12736 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12737 pass_cleanup_cfg, pass_free_cfg_annotations,
12738 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12739 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12740 * tree-pretty-print.c: Include tree-pass.h.
12741 * cgraph.c: Include tree-dump.h.
12743 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12745 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12746 Only fall back to saying it points to readonly memory if
12747 we can't do better.
12749 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12751 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12752 * config/m32r/m32r.c (m32r_compute_frame_size,
12753 m32r_expand_prologue): Take current_function_profile into
12754 account whenever we reference
12755 current_function_uses_pic_offset_table.
12756 (m32r_finalize_pic): Remove.
12757 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12759 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12761 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12762 instead of $<. Don't remove ./as if it already exists.
12764 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12767 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12768 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12769 for complex modes when generating code for PA 1.0.
12770 (VALID_FP_MODE_P): New macro.
12771 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12772 sets for all general and floating point modes. Align wide floating
12773 point modes to even register boundaries to comply with architectural
12775 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12776 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12777 (VALID_FP_MODE_P): New macro.
12778 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12779 sets for all general and floating point modes. Align wide floating
12780 point modes to even register boundaries to comply with architectural
12783 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12785 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12788 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12790 * tree-ssa-structalias.c: Don't include expr.h.
12792 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12794 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12797 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12799 Fix PR tree-optimization/22279
12801 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12804 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12806 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12808 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12810 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12811 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12812 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12813 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12814 config/stormy16/stormy16.c, config/v850/v850.c,
12815 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12816 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12817 Avoid "." or "\n" at end of diagnostics and capital letters at
12818 start of diagnostics.
12819 * combine.c, cse.c: Don't translate dump file output.
12820 * toplev.c (print_version): Only translate output if going to
12823 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12825 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12826 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12829 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12831 * pa.c (fix_range): Fix typo in comment.
12833 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12835 * tree-vrp.c (extract_range_from_assert): Replace
12836 fold (build (...)) with fold_build2.
12838 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12840 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12841 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12842 (format_types_orig, handle_format_attribute): Add support for
12845 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12847 * varasm.c (assemble_variable): Fix format specifier thinko.
12849 2005-07-03 Ira Rosen <irar@il.ibm.com>
12851 PR tree-optimization/22029 (and 22135)
12852 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12853 a phi node before calling dump_vops.
12855 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12857 * tree-dump.h (dump_string_field): Declare.
12858 * tree-dump.c: Use it instead of dump_string.
12859 (dump_string_field): Make non-static.
12861 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12863 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12864 up the minimal CFG stuff always when optimize > 0. Call
12865 split_all_insns_noflow in PIC case if needed.
12867 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12868 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12871 * c-decl.c (c_write_global_declarations): Dump contents of
12873 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12874 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12875 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12876 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12879 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12881 * c-common.h (GCC_DIAG_STYLE): Define.
12882 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12883 version for format checking to 4.1.
12884 * c-format.c: Include toplev.h after c-common.h.
12885 (enum format_type): Add gcc_tdiag_format_type.
12886 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12887 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12888 (format_types_orig): Add gcc_tdiag.
12889 (init_dynamic_diag_info): Support gcc_tdiag formats.
12890 (handle_format_attribute): Likewise.
12891 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12892 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12893 version for format checking to 4.1.
12894 (warning0, warning, error, pedwarn, sorry): Use
12895 ATTRIBUTE_GCC_DIAG.
12896 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12897 (finish_aliases_1): Do not use %qE.
12898 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12899 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12900 Correct format bugs.
12901 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12902 parameter to unsigned HOST_WIDE_INT.
12903 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12905 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12907 PR middle-end/21742
12908 * expr.c (write_complex_part): Use adjust_address for MEM.
12909 (read_complex_part): Same.
12911 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12913 Fix PR tree-optimization/22280
12915 * tree-sra.c (generate_element_init): Remove useless loop.
12917 2005-07-02 Richard Henderson <rth@redhat.com>
12919 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12921 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12923 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12925 PR middle-end/14490
12926 * fold-const.c (fold_binary): Handle the return value of
12927 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12928 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12930 2005-07-02 Jeff Law <law@redhat.com>
12932 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12933 a eliminate type conversion which feeds an equality comparison
12934 if the original type or either operand in the comparison is a
12937 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12939 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12940 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12942 * config/avr/avr.c: Do not use '`' as left quote.
12943 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12944 Remove "." from end of diagnostics. Make diagnostics start with
12947 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12948 Joseph S. Myers <joseph@codesourcery.com>
12950 * toplev.c (default_tree_printer): Handle setting location with
12952 * c-objc.common.c (c_tree_printer): Likewise.
12953 * c-format.c (gcc_diag_flag_specs): Add '+'.
12954 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12955 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12957 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12958 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12959 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12960 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12961 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12962 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12963 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12964 format arguments where %J is used without %D.
12966 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12968 * gcc.c (LINK_SSP_SPEC): Define.
12969 (link_ssp_spec): New variable.
12970 (LINK_COMMAND_SPEC): Add %(link_ssp).
12971 (static_specs): Add link_ssp_spec.
12972 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12973 * configure: Rebuilt.
12974 * config.in: Rebuilt.
12976 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12977 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12978 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12979 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12980 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12981 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12982 -0x7008(2) instead of reading __stack_chk_guard variable.
12983 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12985 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12986 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12987 if TARGET_THREAD_SSP_OFFSET is defined.
12988 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12989 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12992 2005-06-27 Richard Henderson <rth@redhat.com>
12993 * libgcc-std.ver (GCC_4.1.0): New.
12994 * libgcc.h (__stack_chk_guard): Declare.
12995 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12996 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12997 * mklibgcc.in (lib2funcs): Add them.
12999 2005-07-01 Richard Henderson <rth@redhat.com>
13001 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
13002 void * before struct sigcontext *.
13003 (x86_fallback_frame_state): Likewise.
13005 2005-07-01 James E. Wilson <wilson@specifixinc.com>
13007 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
13009 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13012 * tree-ssa-reassoc.c (should_transpose): Fix which operand
13013 we check for SSA_NAME for.
13015 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
13017 Fix PR tree-optimization/22071
13019 * tree-ssa-structalias.c (offset_overlaps_with_access): New
13021 (get_constraint_for_component_ref): Use it.
13023 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13026 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
13027 print out the last new line.
13029 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
13031 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
13032 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
13033 * config/cris/cris.c (cris_conditional_register_usage): Adjust
13034 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
13035 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
13036 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
13037 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
13038 (enum reg_class): New member CC0_REGS.
13039 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
13040 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13041 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
13042 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
13043 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13044 Adjust for register now described.
13046 2005-07-01 Jakub Jelinek <jakub@redhat.com>
13049 * config/i386/i386.md (stack_protect_test_si,
13050 stack_protect_test_di): Add earlyclobber for scratch 3.
13051 * config/rs6000/rs6000.md (stack_protect_testsi,
13052 stack_protect_testdi): Add earlyclobber for scratch 3,
13053 remove earlyclobber from scratch 4.
13055 Older entries for 2005 can be found in ChangeLog-2005.
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