1 2005-12-29 Paul Brook <paul@codesourcery.com>
3 * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
4 * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
5 Include offset due to FIRST_PARM_OFFSET.
7 2005-12-29 Paul Brook <paul@codesourcery.com>
9 * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
10 Create wrapper and rename body...
11 (__cmpdf2_internal): ... to this. Return correct value for unordered
13 (__cmpsf2): Create wrapper and rename body...
14 (__cmpsf2_internal): ... to this. Return corerct value for unordered
16 (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
18 (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
21 2005-12-29 Paul Brook <paul@codesourcery.com>
23 * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
24 (__truncdfsf2): Ditto.
25 (__extenddfxf2): Ditto.
26 (__truncxfdf2): Ditto.
27 * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
30 2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
31 Paul Brook <paul@codesourcery.com>
33 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
35 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
36 (EXTRA_MULTILIB_PARTS): Set.
37 * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
38 (EXTRA_MULTILIB_PARTS): Set.
40 2005-12-29 Alan Modra <amodra@bigpond.net.au>
43 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
45 2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
47 * config.gcc (mt-*-*): Add --with-arch support.
48 (--with): Print accepted options on error.
49 * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
51 * config/mt/mt.c (DEF_VEC_P(basic_block),
52 DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
54 2005-12-28 Daniel Berlin <dberlin@dberlin.org>
56 Fix PR tree-optimization/25394
57 * fold-const.c (fold_checksum_tree): Guard
58 portions of checksumming with correct structure checks.
60 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
62 * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
63 DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
64 * basic-block.h: ... here.
66 2005-12-27 Roger Sayle <roger@eyesopen.com>
68 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
69 can't be evaluated at compile-time (instead of calling abort).
70 Return NULL_TREE for division (and modulus) by zero.
71 (const_binop): Return NULL_TREE for floating point operators that
72 aren't handled by real_arithmetic.
73 (fold_binary): Eliminate "wins" variable, and "binary" label, by
74 folding operators with constant operands early. Assert that
75 operands are non-NULL.
77 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
79 * tree-vrp.c (extract_range_from_binary_expr): Use
80 build_int_cst instead of fold_convert.
82 2005-12-26 Mark Mitchell <mark@codesourcery.com>
84 PR c++/23171, c++/23172, c++/25417.
85 * c-decl.c (compound_literal_number): Remove.
86 (build_compound_literal): Use set_compound_literal_name.
87 * c-common.c (compound_literal_number): New variable.
88 (set_compound_literal_name): New function.
89 * c-common.h (set_compound_literal_name): Declare.
91 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
93 PR tree-optimization/25125
94 * convert.c (convert_to_integer): Don't narrow the type of a
95 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
98 2005-12-26 Graham Stott <graham.stott@btinternet.com>
101 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
102 rtl bootstrap failure.
104 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
106 * final.c (compute_alignments): Make it static.
107 * gcse.c (gcse_main, bypass_jumps): Likewise.
108 * web.c (web_main): Likewise.
109 * output.h: Remove the prototype for compute_alignments.
110 * rtl.h: Remove the prototypes for web_main, gcse_main, and
113 2005-12-24 Roger Sayle <roger@eyesopen.com>
115 * expr.c (force_operand): Use expand_fix and expand_float to
116 implement integer <-> FP conversions instead of convert_to_mode.
118 2005-12-24 Mark Mitchell <mark@codesourcery.com>
121 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
122 CONSTRUCTOR is invalid.
124 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
126 * tree-pass.h (pass_eliminate_useless_stores): Remove.
127 * tree-ssa-pre.c (is_copy_stmt): Ditto.
128 (follow_copies_till_vuse): Ditto.
130 (gate_eustores): Ditto.
131 (pass_eliminate_useless_stores): Ditto.
132 * passes.c (init_optimization_passes): Ditto.
134 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
136 * combine.c (simplify_shift_const): Fix typo. Use, whenever
137 applicable, simplify_const_binary_operation.
139 (simplify_shift_const): Leave only the fallback
140 case when no simplification is possible. Extract to...
141 (simplify_shift_const_1): ... here. Always create a new
142 RTX instead of substituting. Remove the signed_count variable.
143 Return NULL_RTX if no substitution is possible.
145 (simplify_and_const_int): Leave only the fallback
146 case when no simplification is possible. Extract to...
147 (simplify_and_const_int_1): ... here. Always create a new
148 RTX instead of substituting. Return NULL_RTX if no substitution
151 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
152 parameter to simplify_and_const_int and simplify_shift_const,
153 unless it is equal to the expected non-simplified result.
155 2005-12-23 Jakub Jelinek <jakub@redhat.com>
158 * regrename.c (replace_oldest_value_reg): Use validate_change with
159 IN_GROUP set to 1 instead of doing direct modifications.
160 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
161 replacements have been performed on an instruction, use
162 apply_change_group ().
164 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
166 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
167 [L_divsi3] (__Udiv): Don't use as inline function.
168 [L_modsi3] (__Umod): Ditto.
169 (__Div): Rearrange to call do_31div directly instead of __Udiv.
170 (__Mod): Similarly regarding __Umod.
173 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
174 emitted insns with post-increments.
175 (cris_expand_epilogue): Ditto.
177 2005-12-22 Jakub Jelinek <jakub@redhat.com>
178 Richard Henderson <rth@redhat.com>
180 Merge from gomp-branch.
181 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
182 * sync-builtins.def: ... new file.
183 (BUILT_IN_FETCH_AND_ADD_16,
184 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
185 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
186 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
187 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
188 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
189 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
190 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
191 BUILT_IN_LOCK_RELEASE_16): New builtins.
192 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
193 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
194 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
195 * c-common.c (enum c_builtin_type): Move to top-level from
196 c_common_nodes_and_builtins enum builtin_type.
197 (builtin_types): Move from c_common_nodes_and_builtins.
199 (c_common_nodes_and_builtins): Use it.
200 (def_builtin_1): Check for error_mark_node.
201 (sync_resolve_size): Handle also 128 bit sync builtins.
202 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
204 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
205 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
206 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
207 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
208 (doublemodesuffix, DCASHMODE): New mode attrs.
209 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
210 instead of IMODE, if mode is wider than a word, expand into
211 sync_double_compare_and_swap*.
212 (*sync_compare_and_swap<mode>): New insn.
213 (sync_double_compare_and_swap<mode>): Likewise.
214 (*sync_double_compare_and_swapdi_pic): Likewise.
215 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
216 mode is wider than a word, expand into
217 sync_double_compare_and_swap_cc*.
218 (sync_double_compare_and_swap_cc<mode>): New insn.
219 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
221 2005-12-22 Richard Henderson <rth@redhat.com>
223 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
224 (_mm_sub_si64): Likewise.
225 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
227 2005-12-23 Alan Modra <amodra@bigpond.net.au>
229 PR rtl-optimization/25432
230 * reload1.c (eliminate_regs_in_insn): Update insn code on
231 successfully re-recognizing modified insn.
233 2005-12-22 Richard Guenther <rguenther@suse.de>
235 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
236 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
237 * varasm.c (array_size_for_constructor): Likewise.
238 * fold-const.c (size_diffop, invert_truthvalue,
239 optimize_bit_field_compare, make_range, build_range_check,
240 fold_cond_expr_with_comparison, fold_truthop,
241 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
243 2005-12-22 Dale Johannesen <dalej@apple.com>
245 * config/i386/sse.md (sse_movhlps): Reverse operands for
246 2nd and 3rd alternatives.
248 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
251 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
254 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
255 Steven Bosscher <stevenb@suse.de>
257 * df.c (df_bitmaps_free): Only work for bbs for that structures are
259 (df_bb_modify): Realloc tables to the new index.
260 (df_find_use): New function.
261 (df_find_def, df_reg_used): Handle subregs.
262 * df.h (df_find_use): Declare.
264 * loop-invariant.c: Include hashtab.h.
265 (struct invariant): Remove processed field, add eqto and reg fields.
266 (struct invariant_expr_entry): New.
267 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
268 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
269 find_identical_invariants, merge_identical_invariants): New functions.
270 (create_new_invariant): Return the new invariant. Initialize new
272 (find_invariants): Call merge_identical_invariants.
273 (get_inv_cost, best_gain_for_invariant, set_move_mark,
274 move_invariant_reg): Handle equivalent invariants.
275 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
277 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
280 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
281 number is a single digit '0'.
283 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
285 PR tree-optimization/23518
286 * fold-const.c (make_range): Don't move a constant to the
287 other side of the comparison if the type is signed and -fwrapv
290 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
292 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
295 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
298 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
301 2005-12-21 Andrew Haley <aph@redhat.com>
304 * recog.c (peephole2_optimize): Don't peephole any
305 RTX_FRAME_RELATED_P insns.
307 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
309 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
310 fold_build2 with fold_binary.
311 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
312 Replace fold_build1 with fold_unary.
313 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
316 2005-12-21 Steven Bosscher <stevenb@suse.de>
318 PR rtl-optimization/25196
319 * postreload-gcse.c (record_last_set_info): Notice stack pointer
320 changes in push insns without REG_INC notes.
322 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
324 PR tree-optimization/25382.
325 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
328 2005-12-21 Janis Johnson <janis187@us.ibm.com>
329 Ben Elliston <bje@au.ibm.com>
331 * configure.ac: Enable C extension for decimal float if invoked
332 with --enable-decimal-float.
333 * doc/install.texi (Configuration): Document it.
334 * configure, config.in: Regenerate.
336 2005-12-20 Mike Stump <mrs@apple.com>
338 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
339 ambiguity between -seg_addr_table and -seg_addr_table_filename.
340 (WORD_SWITCH_TAKES_ARG): Likewise.
341 (LINK_SPEC): Likewise.
343 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
345 * cfganal.c (flow_reverse_top_sort_order_compute):
346 Renamed to post_order_compute and additional parameter added which
347 allows the inclusion of entry and exit blocks into list.
348 (mark_dfs_back_edges): Fixed comment.
349 (flow_depth_first_order_compute): Renamed to
350 pre_and_rev_post_order_compute additional parameter added which
351 allows the inclusion of entry and exit blocks into list.
352 * global.c (set_up_bb_rts_numbers): Call to
353 flow_reverse_top_sort_order_compute renamed to
355 * var-tracking.c (vt_stack_adjustments): Fixed comment.
356 (vt_find_locations): Call to
357 flow_depth_first_order_compute renamed to
358 pre_and_rev_post_order_compute.
359 * cfgloop.c (flow_find_loops): Ditto.
360 * tree-ssa-reassoc.c (init_reassoc): Ditto.
361 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
362 flow_reverse_top_sort_order_compute renamed to post_order_compute
363 and calls to flow_reverse_top_sort_order_compute renamed to
365 * basic_block.h: Ditto.
368 2005-12-20 Roger Sayle <roger@eyesopen.com>
369 Paolo Bonzini <bonzini@gnu.org>
371 PR rtl-optimization/25115
372 * gcse.c (pre_insert_copy_insn): Fall back to the sole
373 SET in the insn if there is no SET for an
374 expression that is equivalent to EXPR.
376 2005-12-20 Richard Guenther <rguenther@suse.de>
379 * builtins.c (std_gimplify_va_arg_expr): Do not align
380 va frame for zero sized types.
381 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
383 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
385 PR tree-optimization/25501
386 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
387 used in the PHI argument corresponding to the edge from BB to
390 2005-12-20 Richard Guenther <rguenther@suse.de>
393 2005-12-02 Richard Guenther <rguenther@suse.de>
395 * tree-cfg.c (mark_used_vars): New function.
396 (dump_function_to_file): Dump only used VAR_DECLs.
398 2005-12-19 Roger Sayle <roger@eyesopen.com>
400 * combine.c (try_combine): Improve splitting of binary operators
401 by taking advantage of reassociative transformations.
403 2005-12-19 Jeff Law <law@redhat.com>
405 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
406 Strip away all type conversions after simplifying the
409 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
410 cases the forwarder block dominates the destination.
412 2005-12-19 DJ Delorie <dj@redhat.com>
414 * reload1.c (spill_failure): Dump reload data to dump file.
415 (find_reload_regs): Likewise.
417 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
419 PR tree-optimization/24793
420 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
421 original reference if there are subvars.
422 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
424 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
426 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
427 Corrected basic block number calculations for changes in entry and
430 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
432 * tree-flow.h (struct var_ann_d): Change type of
433 may_aliases field to VEC(tree, gc) *.
434 (may_aliases): Declaration changed.
435 * tree-ssa-alias.c (group_aliases, add_may_alias,
436 replace_may_alias, dump_may_aliases_for,
437 is_aliased_with, add_type_alias, new_type_alias):
438 Work with VEC(tree, gc) * instead of varray.
439 * tree-flow-inline.h (may_aliases): Ditto.
440 * tree-ssa.c (verify_flow_insensitive_alias_info,
441 verify_name_tags): Ditto.
442 * tree-ssa-operands.c (add_stmt_operand): Ditto.
444 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
446 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
449 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
451 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
454 2005-12-19 Ben Elliston <bje@au.ibm.com>
456 * doc/install.texi (Configuration): Typo in Fortran subheading.
458 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
460 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
461 scratch. Correct its reload split. Adjust its peephole.
462 (doloop_end): Add additional scratch.
464 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
465 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
466 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
467 (mt_builtin_saveregs): Replace with ...
468 (mt_setup_incoming_varargs): ... here. Save just the varadic
470 (mt_va_start): Remove.
471 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
472 (mt_machine_reorg): Split all insns here.
473 (TARGET_SETUP_INCOMING_VARARGS): Override.
474 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
476 (EXPAND_BUILTIN_VA_START): Remove.
478 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
480 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
481 latent bug that could happen if update_life_info was called with a
482 blocks parameter and the call to cleanup_cfg actually deleted one
485 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
487 * tree-ssa-structalias.c (update_alias_info): Remove handling
488 of may_be_aliased (SSA_NAME_VAR (op)) case.
490 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
492 * tree-flow.h (struct stmt_ann_d): Remove
493 makes_aliased_loads and makes_aliased_stores fields.
494 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
495 and makes_aliased_loads fields.
496 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
497 use makes_aliased_stores.
498 * tree-ssa-operands.c (clobbered_aliased_loads,
499 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
500 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
501 add_call_read_ops): Do not set makes_aliased_stores and
502 makes_aliased_loads fields.
503 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
506 2005-12-18 Geoffrey Keating <geoffk@apple.com>
508 * config/darwin.h: Don't include darwin-sections.def to declare
509 global variables; instead create darwin_section_enum.
510 (darwin_section_enum): New.
511 (darwin_sections): New.
512 * config/darwin.c: Don't include darwin-sections.def to define
514 (darwin_sections): New.
515 (output_objc_section_asm_op): Rewrite to take advantage of
517 (darwin_init_sections): Rewrite to use darwin_sections.
518 (machopic_output_indirection): Update for darwin_sections array.
519 (machopic_select_section): Likewise.
520 (machopic_select_rtx_section): Likewise.
521 (machopic_asm_out_constructor): Likewise.
522 (machopic_asm_out_destructor): Likewise.
523 (darwin_file_end): Likewise.
524 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
525 * config/i386/i386.c (machopic_output_stub): Likewise.
527 2005-12-18 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/25481
530 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
531 don't have a varinfo for.
533 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
534 Janis Johnson <janis187@us.ibm.com>
535 Ben Elliston <bje@au.ibm.com>
537 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
538 (init_optabs): Handle libfuncs for decimal float.
539 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
540 * stor-layout.c (int_mode_for_mode): Likewise.
541 * simplify-rtx.c (simplify_immed_subreg): Likewise.
542 (simplify_unary_operation_1): Skip optimisations for decimal float
544 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
545 * emit-rtl.c (gen_const_vector): Add assertion check.
546 (init_emit_once): Populate const_tiny_rtx with constants in each
548 * expmed.c (extract_high_half, expand_mult_highpart_optab,
549 expand_mult_highpart): Assert that mode is not a scalar float
551 * expr.c (convert_move): Handle conversion between decimal and
552 binary floats of the same size.
553 * convert.c (convert_to_real): Consider decimal float types when
555 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
556 describe decimal floating point types.
558 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
560 PR rtl-optimization/21041
561 * reload.c (find_reloads_subreg_address): Replace paradoxical
562 subreg of MEM by widened access only if the resulting memory
563 is properly aligned, even on !STRICT_ALIGNMENT targets.
565 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
567 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
569 2005-12-18 Steven Bosscher <stevenb@suse.de>
571 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
572 the 2005-12-17 patch to renumber the entry and exit blocks.
574 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
576 * doc/objc.texi (Type encoding): Fix typo.
578 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
580 * tree-tailcall.c (find_tail_calls): Use XNEW.
581 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
582 (free_all_edge_infos): Use explicit cast to convert from void *.
583 (vrp_free): Likewise.
584 (dom_opt_finalize_block): Likewise.
585 (record_equivalences_from_incoming_edge): Likewise.
586 (thread_across_edge): Likewise. Use XCNEWVEC.
587 (record_cond): Use XCNEW.
588 (record_conditions): Use XNEWVEC.
589 (record_edge_info): Use XCNEWVEC.
590 (lookup_avail_expr): Use XNEW.
591 (record_range): Likewise. Use GGC_NEW.
592 * tree-nested.c (var_map_hash): Use explicit cast to convert from
594 (var_map_eq): Likewise.
595 (lookup_field_for_decl): Likewise.
596 (convert_nonlocal_reference): Likewise.
597 (convert_local_reference): Likewise.
598 (convert_nl_goto_reference): Likewise.
599 (convert_nl_goto_receiver): Likewise.
600 (convert_call_expr): Likewise.
601 (convert_tramp_reference): Likewise.
602 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
603 (convert_nl_goto_reference): Likewise.
604 (lookup_field_for_decl): Use GGC_NEW.
605 (create_nesting_tree): Use GGC_CNEW.
606 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
607 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
608 (create_alias_map_for): Likewise.
609 (setup_pointers_and_addressables): Use XCNEWVEC.
610 (get_ptr_info): Use GGC_NEW.
611 (used_part_map_eq): Use explicit cast to convert from void *.
612 (up_lookup): Likewise.
613 (up_insert): Use XNEW.
614 (get_or_create_used_part_for): Use XCNEW.
615 (get_tmt_for): Likewise.
616 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
617 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
618 (bitmap_set_new): Use explicit cast to convert from void *.
620 (insert_into_set): Likewise.
621 (pool_copy_list): Likewise.
622 (phi_translate): Likewise.
623 (create_value_expr_from): Likewise.
624 (insert_aux): Use XCNEWVEC.
625 (compute_avail): Use XNEWVEC.
626 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
627 (sort_coalesce_list): Likewise.
628 (build_tree_conflict_graph): Use XCNEWVEC.
629 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
630 * tree-ssa-copy.c (init_copy_prop): Likewise.
631 (fini_copy_prop): Likewise.
632 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
634 (record_equiv): Use XNEW.
635 (uncprop_into_successor_phis): Use explicit cast to convert from
637 (uncprop_initialize_block): Likewise.
639 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
641 PR tree-optimization/24378
642 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
643 basic-block after loop-versioning.
645 2005-12-18 Jeff Law <law@redhat.com>
647 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
648 to simplify SWITCH_EXPR_CODE moved from here to ...
649 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
650 (tree-ssa-forward_propagate_single_use_vars): Call
651 simplify_switch_expr when appropriate.
653 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
655 * doc/objc.texi (Type encoding): Add documentation about encoding
656 complex types and _Bool.
658 2005-12-17 Paul Brook <paul@codesourcery.com>
660 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
661 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
662 when frame_pointer_needed.
664 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
666 * tree-vn.c (vn_add): Use XNEW.
667 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
668 (ccp_fold): Likewise.
669 (fold_stmt_r): Use explicit cast to convert from void *.
670 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
671 (new_temp_expr_table): Likewise.
672 * gimplify.c (lookup_tmp_var): Use XNEW.
673 (gimplify_asm_expr): Use explcit cast to convert from void *.
674 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
675 (get_def_blocks_for): Use XNEW.
676 (add_to_repl_tbl): Likewise.
677 (mark_def_sites): Use explicit cast to convert from void *.
678 (def_blocks_free): Likewise.
679 (mark_def_sites_initialize_block): Likewise.
680 (update_ssa): Use XNEWVEC.
681 * tree-dfa.c (create_var_ann): Use GGC_NEW.
682 (create_stmt_ann): Likewise.
683 (create_tree_ann): Likewise.
684 (referenced_var_insert): Likewise.
685 (set_default_def): Likewise.
686 (referenced_var_lookup_if_exists): Use explicit cast to convert
688 (referenced_var_lookup): Likewise.
689 (default_def): Likewise.
690 (set_default_def): Likewise.
691 * tree-cfg.c (create_bb): Likewise.
692 (edge_to_cases_cleanup): Likewise.
693 (verify_node_sharing): Likewise.
694 (record_switch_edge): Use XNEW.
695 (cleanup_dead_labels): Use XCNEWVEC.
696 (tree_duplicate_sese_region): Use XNEWVEC.
697 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
698 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
699 (int_tree_map_eq): Use explicit cast to convert from void *.
700 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
701 (__gcov_execl): Likewise.
702 (__gcov_execlp): Likewise.
703 (__gcov_execle): Likewise.
704 * tree-eh.c (struct_ptr_eq): Likewise.
705 (struct_ptr_hash): Likewise.
706 (lookup_stmt_eh_region_fn): Likewise.
707 (outside_finally_tree): Likewise.
708 (find_goto_replacement): Likewise.
709 (make_eh_edge): Likewise.
710 (mark_eh_edge): Likewise.
711 (add_stmt_to_eh_region_fn): Use GGC_NEW.
712 (record_in_finally_tree): Use XNEW.
713 (maybe_record_in_goto_queue): Use XRESIZEVEC.
714 (lower_try_finally_copy): Use XCNEWVEC.
716 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
718 * tree-inline.c (copy_body_r): Use explicit cast when converting
721 (copy_edges_for_bb): Likewise.
722 (remap_decl_1): Likewise.
723 (estimate_num_insns_1): Likewise.
724 * cgraph.c (hash_node): Use explicit cast when converting from
727 (cgraph_create_node): Use GGC_CNEW.
728 (cgraph_create_edge): Use GGC_NEW.
729 (cgraph_remove_node): Use explicit cast when converting from void *.
730 (hash_varpool_node): Likewise.
731 (eq_varpool_node): Likewise.
732 (cgraph_varpool_node): Use GGC_CNEW.
733 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
734 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
735 (eq_scev_info): Use explicit cast when converting from void *.
736 (find_var_scev_info): Likewise.
737 (set_instantiated_value): Likewise.
738 (gather_stats_on_scev_database_1): Likewise.
739 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
741 * c-pch.c (c_common_write_pch): Use XNEWVEC.
742 (c_common_read_pch): Likewise.
743 * prefix.c (save_string): Use XNEWVEC.
744 (translate_name): Use explicit cast when converting from void *.
745 * c-ppoutput.c (print_line): Use explicit cast when converting
747 (pp_dir_change): Likewise.
748 * c-cppbuiltin.c (builtin_define_std): Likewise.
749 (builtin_define_with_value): Likewise.
750 (builtin_define_with_value_n): Likewise.
751 (builtin_define_with_int_value): Likewise.
752 (builtin_define_type_max): Likewise.
753 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
754 (add_path): Use XNEW.
755 * c-format.c (check_format_info_main): Use GGC_NEW.
756 (format_type_warning): Use explicit cast when converting from void *.
757 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
759 (start_init): Likewise.
760 * tree-flow-inline.h (first_referenced_var): Use explicit cast
761 when converting from void *.
762 (next_referenced_var): Likewise.
763 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
764 * gensupport.c (lookup_predicate): Use explicit cast to convert
766 (init_predicate_table): Use XCNEW instead of xcalloc.
767 * genpreds.c (process_define_predicate): Likewise.
769 2005-12-17 Danny Berlin <dberlin@dberlin.org>
770 Kenneth Zadeck <zadeck@naturalbridge.com>
772 * basic-block.h: Changed basic block numbering so that the entry
773 block is 0 and the exit block is 1. Changed insn iterators so
774 that they are tolerant of blocks with no insns.
775 * regrename.c (copyprop_hardreg_forward): Changed basic block
776 numbering so that the entry block is 0 and the exit block is 1.
777 * sched-ebb.c (sehedule_ebbs): Ditto.
778 * tracer.c (branch_ratio_cutoff): Ditto.
779 * cfgloopmanip.c (fix_loop_structure): Ditto.
780 * cfghooks.c (verify_flow_info): Ditto.
781 * cfg.c (compact_blocks): Ditto.
782 * reorg.c (dbr_schedule): Ditto.
783 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
784 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
785 calculate_dominance_info): Ditto.
786 * cfganal.c (create_edge_list, print_edge_list,
787 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
788 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
789 dfs_enumerate_from): Ditto.
790 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
791 * ifcvt.c (find_if_case_2): Ditto.
792 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
793 find_basic_blocks): Ditto.
794 * predict.c (predict_loops, tree_bb_level_predictions,
795 predict_paths_leading_to, propagate_freq): Ditto.
796 * lcm.c (compute_antinout_edge, compute_laterin,
797 compute_available): Ditto.
798 * function.c (thread_prologue_and_epilogue_insns): Ditto.
799 * gcse.c (gcse_main, bypass_jumps): Ditto.
800 * profile.c (compute_branch_probabilities,
801 compute_value_histograms, branch_prob): Ditto.
802 * tree-flow-inline.h (bsi_start, bsi_after_labels,
804 * tree-ssa-phiopt.c (tree_ssa_phiopt,
805 blocks_in_phiopt_order): Ditto.
806 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
807 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
808 * tree-dfa.c (collect_dfa_stats): Ditto.
809 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
810 * cfglayout.c (fixup_reorder_chain): Ditto.
811 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
812 partition_hot_cold_basic_blocks): Ditto.
813 * var-tracking.c (vt_find_locations): Ditto.
814 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
815 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
816 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
817 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
818 * tree-ssa-reassoc.c (init_reassoc): Ditto.
819 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
820 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
821 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
822 and removed unused reverse orders.
824 * combine.c: Fix document typo.
826 2005-12-17 Jan Hubicka <jh@suse.cz>
828 * tree-flow-inline.h (set_default_def, default_def): Kill.
829 * tree-dfa.c (default_defs): New global variable.
830 (default_def, set_default_def): New functions.
831 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
832 * tree-flow.h (struct var_ann_d): Kill default_def field.
833 (set_default_def, default_def): Update prototype.
834 (default_defs): Declare.
836 2005-12-16 Jeff Law <law@redhat.com>
838 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
839 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
840 into tree-ssa-forwprop.c.
841 (eliminate_redundant_computations): Do not call
842 simplify_rhs_and_lookup_avail_expr anymore.
843 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
844 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
845 (tree_ssa_forward_propagate_single_use_vars): Call
846 simplify_not_neg_expr appropriately.
848 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
851 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
853 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
855 PR rtl-optimization/25456
856 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
857 info->x_start with p->x_start.
859 2005-12-17 Alan Modra <amodra@bigpond.net.au>
861 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
862 introduced 2005-12-16.
864 2005-12-16 Steven Bosscher <stevenb@suse.de>
866 PR rtl-optimization/23837
867 * optabs.c (expand_binop): For a multi-word rotate, never emit
868 a REG_NO_CONFLICT block.
870 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
873 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
876 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
879 2005-12-16 Steven Bosscher <stevenb@suse.de>
881 * loop-invariant.c (move_loop_invariants): Add missing hunk from
882 the previous patch, to nullify df.
884 2005-12-16 Steven Bosscher <stevenb@suse.de>
886 * reorg.c (mostly_true_jump): Clean up code depending on
887 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
888 poor man's branch prediction, instead rely on REG_BR_PROB
889 notes to be available.
891 2005-12-16 Jakub Jelinek <jakub@redhat.com>
893 PR rtl-optimization/24899
894 * loop.c (strength_reduce): Don't reduce giv that is not always
895 computable and where add_val or mult_val can trap.
897 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
899 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
901 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
902 names of ms1-16-002 files.
904 2005-12-16 Alan Modra <amodra@bigpond.net.au>
907 * gcc.c (for_each_path): New function.
908 (add_to_obstack, file_at_path): New functions.
909 (struct file_at_path_info, struct add_to_obstack_info): New.
910 (build_search_list): Rewrite using for_each_path. Constify struct
911 path_prefix pointer. Add do_multi param. Adjust all callers.
912 (find_a_file): Similarly, but just change existing param to bool.
913 (putenv_from_prefixes): Add do_multi param, make "paths" const.
914 (do_spec_path): Delete.
915 (struct spec_path_info): New.
916 (spec_path): New function.
917 (do_spec_1): Use for_each_path for %D and %I.
918 (find_file): Adjust for find_a_file changes.
919 (main): Search multilibs for specs. Print multilib lib path for
920 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
921 (read_specs): Search multilibs for %include and %include_noerr.
922 (is_directory): Remove second string param. Change last param
923 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
924 check path is a dir. Update all callers.
925 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
926 * system.h (SMALL_ARG_MAX): Poison.
927 * config.gcc: Don't define SMALL_ARG_MAX.
928 * config.host: Likewise.
929 * config.build: Likewise.
931 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
933 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
934 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
935 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
936 simplify_logical): Move simplifications that do not require
937 additional infrastructure...
938 * simplify-rtx.c (simplify_unary_operation_1,
939 simplify_binary_operation_1): ... here.
941 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
944 * flow.c (mark_used_dest_regs): New function.
945 (mark_used_regs): Call mark_used_dest_regs.
947 2005-12-16 Jeff Law <law@redhat.com>
949 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
950 represent a use and definition of the same SSA_NAME.
952 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
953 Janis Johnson <janis187@us.ibm.com>
954 Ben Elliston <bje@au.ibm.com>
956 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
957 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
958 * target.h (struct gcc_target): Add decimal_float_supported_p.
959 * targhooks.c (default_scalar_mode_supported_p): Handle
961 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
962 of inf, nan, finite, isinf and isnan.
963 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
964 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
965 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
966 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
967 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
968 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
969 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
970 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
971 Pedwarn if decimal floating point types are used. Error if
972 decimal floating point is not supported by the target.
973 (finish_declspecs): Return type from DFP typespec_word.
974 * c-typeck.c (c_common_type): Choose the decimal floating point
975 type with the greater precision when determining a common type.
976 (convert_arguments): Warn if there is a mismatch between argument
977 and prototype for decimal float types. Warn of conversions with
978 binary float types and of precision narrowing due to prototype.
979 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
980 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
981 (c_token_starts_declspecs): Likewise.
982 (c_parser_attributes): Likewise.
983 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
984 RID_DFLOAT64, RID_DFLOAT128.
985 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
986 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
987 (shorten_compare): Convert DFP/BFP operands to a common type.
988 (c_common_modes_and_builtins): Register built-in decimal float
989 types if the target supports them.
990 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
991 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
992 inf, nan, finite, isinf and isnan builtins.
993 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
994 (builtin_define_float_constants): Assert non-decimal radix.
995 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
996 Call builtin_define_decimal_float_constants for each type.
997 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
998 flags. Use real_from_string3, which can handle binary or decimal
1000 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
1001 cts_dfloat64, cts_dfloat128.
1002 * tree.c (build_common_tree_nodes_2): Add decimal float types.
1003 * tree.h (enum tree_index): Add new enumeration values
1004 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
1005 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
1006 (dfloat32_type_node): New macro.
1007 (dfloat64_type_node, dfloat128_type_node): Likewise.
1008 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
1009 (dfloat128_ptr_type_node): Likewise.
1010 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
1011 bit decimal floating point types with "df", "dd" and "dl".
1012 * c-format.h (enum format_lengths): Add new enumeration values
1013 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
1014 * c-format.c (printf_length_specs, scanf_length_specs): Add
1015 entries for H, D, DD.
1016 (print_char_table, scan_char_table): Use new entries.
1017 (asm_fprintf_char_table, gcc_diag_char_table,
1018 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
1020 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
1021 (DECIMAL64_TYPE_SIZE): Likewise.
1022 (DECIMAL128_TYPE_SIZE): Likewise.
1023 (TARGET_DEC_EVAL_METHOD): Likewise.
1024 * doc/extend.texi (Decimal Float): New node.
1025 (Constructing Calls): Document decimal float built-ins.
1026 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
1027 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
1028 * ginclude/decfloat.h: New file.
1030 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1032 * reload.c (find_reloads): Fix comment typo.
1033 * recog.h (recog_memoized): Correct comment.
1035 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
1037 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
1038 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
1039 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
1040 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
1041 * doc/invoke.texi, doc/tm.texi: Fix typos.
1043 2005-12-16 Ben Elliston <bje@au.ibm.com>
1045 * real.c (decimal_quad_format): Correct values for emin, emax.
1047 2005-12-15 DJ Delorie <dj@redhat.com>
1049 * config/m32c/predicates.md (m32c_psi_scale): New.
1050 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
1051 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
1053 2005-12-16 Jan Hubicka <jh@suse.cz>
1055 PR rtl-optimization/25224
1056 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
1059 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
1060 Steven Bosscher <stevenb@suse.de>
1062 * loop-invariant.c (df): New global variable.
1063 (find_defs, check_dependencies, find_invariant_insn, record_uses,
1064 find_invariants_bb, find_invariants_body, find_invariants,
1065 find_invariants_to_move, move_invariants, free_inv_motion_data,
1066 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1069 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1071 * varasm.c (default_unique_section_1): Use special section
1072 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1074 2005-12-16 Ben Elliston <bje@au.ibm.com>
1076 * doc/invoke.texi (Warning Options): Document -Walways-true being
1079 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1082 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1083 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1084 __floatunditf): Use #error if type sizes don't match requirements
1086 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1087 as wider floating-point type. Use #error if type sizes don't
1088 match requirements of implementation. Avoid overflow in computing
1089 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1090 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1091 (__floatundisf, __floatundidf): Likewise.
1092 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1093 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1094 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1095 TFmode-TImode conversions.
1096 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1098 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1100 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1101 Use builtin_define_with_int_value() instead of
1102 adding a new check for every new major FreeBSD version.
1104 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1106 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1108 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1110 * config/arm/predicates.md (call_memory_operand): New.
1111 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1113 2005-12-15 Andrew Haley <aph@redhat.com>
1115 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1116 against prev_cache_entry == NULL when moving a cache entry to the
1119 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1121 * config/mt/mt.c (mt_override_options): Require lower case
1122 architectures. Revert accidental default to ms2.
1123 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1124 ENDFILE_SPEC): Require lower case architectures. Revert default
1127 * doc/invoke.texi (MT Options): Rename and update.
1128 * doc/md.texi (MorphoTech family): Rename and update.
1130 2005-12-15 Olivier Hainque <hainque@adacore.com>
1132 * stor-layout.c (layout_type): Don't complain about a too small
1133 an array element type size compared to its alignment when the
1136 2005-12-15 Jan Hubicka <jh@suse.cz>
1139 * i386.c (classify_argument): Properly adjust offset of bitfield for
1142 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1144 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1145 between the hot and cold sections. Use current_function_section
1146 to get the new section.
1147 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1148 determine whether we are assembling hot or cold code.
1149 (secname_for_decl, dwarf2out_var_location): Likewise.
1150 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1151 * varasm.c (last_text_section): Delete.
1152 (in_cold_section_p): New variable.
1153 (hot_function_section): New function.
1154 (current_function_section): Pass in_cold_section_p as the
1155 reloc argument to select_section. Use it to decide between
1156 unlikely_function_section and hot_function_section.
1157 (assemble_start_function): Use switch_to_section. Set
1158 in_cold_section_p instead of last_text_section.
1159 (assemble_end_function): Use switch_to_section.
1160 (switch_to_section): Don't set last_text_section.
1161 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1162 argument to make the right choice between hot and cold sections.
1164 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1166 Second part of MS1->MT renaming
1167 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1168 (movqi, movhi): Call mt_set_memflags.
1169 (*movdf_internal): Call mt_split_words.
1170 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1172 (cmpsi): Store to mt_compare_op[01].
1173 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1174 bungt, bunle, bunlt): Call mt_emit_cbranch.
1175 (prologue): Call mt_expand_prologue.
1176 (epilogu): Call mt_expend_epilogue.
1177 (eh_return): Call mt_expand_eh_return.
1178 (eh_epilogue): Call me_emit_eh_epilogue.
1179 (conditional_trap): Store to mt_compare_op[01].
1180 * config/mt/crti.asm: Adjust comment.
1181 * config/mt/crtn.asm: Adjust comment.
1182 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1183 (mt_compare_op0, mt_compare_op1): Renamed.
1184 (current_frame_info, zero_frame_info): Adjust type.
1185 (mt_ucmpsi3_libcall): Renamed.
1186 (mt_flag_delayed_branch): Renamed.
1187 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1188 (mt_nops_required, mt_nop_reasons): Renamed.
1189 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1190 mt_debug_stack, mt_print_operand_simple_address,
1191 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1192 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1193 mt_function_arg_advance, mt_arg_partial_bytes,
1194 mt_pass_by_reference, mt_function_arg_boundary,
1195 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1196 mt_legitimate_address_p): Renamed, adjusted.
1198 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1199 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1200 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1201 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1202 mt_expand_eh_return, mt_emit_eh_prologue,
1203 mt_handl_interrupt_attribute): Renamed, adjusted.
1204 (mt_attribute_table): Renamed, adjusted.
1205 (mt_initial_elimination_offset, mt_generate_compare,
1206 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1207 mt_secondary_reload_class, mt_function_value, mt_split_words,
1208 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1209 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1210 (mt_labels): Renamed.
1211 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1212 mt_machine_reorg): Renamed, adjusted.
1213 (mt_attribute_table: Renamed.
1214 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1215 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1216 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1217 * config/mt/mt.opt (march): Set mt_cpu_string.
1218 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1219 (TARGET_CPU_CPP_BUILTINS): Adjust.
1220 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1221 TARGET_MS2): Adjust.
1222 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1223 (MT_MIN_INT): Renamed.
1224 (RETURN_ADDR_RTX): Adjust.
1225 (struct mt_frame_info): Renamed.
1226 (current_frame_info): Adjust type.
1227 (INITIAL_ELIMINATION_OFFSET): Adjust.
1228 (MT_NUM_ARG_REGS): Renamed.
1229 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1230 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1231 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1232 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1233 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1234 (mt_compare_op0, mt_compare_op1): Renamed.
1235 * config/mt/mt-protos.h: Rename prototypes.
1237 2005-12-15 Richard Guenther <rguenther@suse.de>
1239 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1240 (get_ref_base_and_extent): Declare.
1241 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1242 (get_ref_base_and_extent): New function.
1243 * tree-ssa-alias.c (find_used_portions): Use it.
1244 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1246 * tree-ssa-operands.c (get_expr_operands): Likewise.
1248 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1250 * combine.c: Remove force_to_mode's fourth parameter.
1251 (force_to_mode): Do not handle REG.
1252 (canon_reg_for_combine): New.
1253 (make_field_assignment): Use it where the removed argument was non-NULL.
1255 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1258 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1259 error_mark_node. Make alignment params unsigned.
1260 * config/rs6000/rs6000-protos.h
1261 (rs6000_special_round_type_align): Update prototype.
1262 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1264 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1266 PR rtl-optimization/25310
1267 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1268 of the eliminable register when substituting into a PLUS.
1270 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1273 * config/i386/i386.c (ix86_force_to_memory): Always use
1274 SImode push for HImode in -m32.
1275 (ix86_free_from_memory): Likewise.
1277 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1279 * gcc/config/arm/arm.md: Provide a big-endian version of the
1280 (zero_extend:SI (subreg:QI ...)) splitter.
1282 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1284 * struct-equiv.c (note_local_live): Handle hard regs with different
1287 2005-12-14 Jeff Law <law@redhat.com>
1289 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1290 to a structure containing state rather than a pointer to bool.
1291 (case ARRAY_REF): New code to handle folding some array references.
1292 (case ADDR_EXPR): Note when we are processing expressions found
1293 within an ADDRE_EXPR.
1294 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1295 for state variables rather than just a pointer to a boolean.
1296 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1297 handling of constant string references.
1299 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1301 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1302 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1303 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1304 Move other tst* patterns to retain partial order.
1306 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1308 * config/s390/s390.md ("d0", "1"): New mode attributes.
1309 ("<shift>di3", "<shift>si3"): Merge.
1310 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1311 ("ashrdi3", "ashrsi3"): Merge.
1312 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1313 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1314 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1315 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1316 ("*ashrdi3", "*ashrsi3"): Merge.
1317 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1319 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1321 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1322 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1323 ("*extendqidi2", "*extendqisi2") Merge.
1324 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1325 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1326 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1327 Move some patterns to retain partial ordering.
1329 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1331 * config/s390/s390.md ("atype", "length"): Rewrite.
1332 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1334 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1336 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1338 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1340 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1341 PARALLELs with a mode.
1343 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1345 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1346 cond_expr parameter.
1348 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1350 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1352 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1356 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1359 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1361 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1365 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1366 DECL_P, call get_section rather than get_named_section. Supply
1367 section flags to it.
1369 2005-12-14 Ben Elliston <bje@au.ibm.com>
1371 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1372 for addresses converted to booleans; not just function addresses.
1373 * c-typeck.c (build_binary_op): Warn for address comparisons which
1374 can never be NULL (eg. func == NULL or &var == NULL).
1375 * common.opt (Walways-true): New option.
1376 * c-opts.c (c_common_handle_option): Set it with -Wall.
1377 * doc/invoke.texi: Document it.
1379 2005-12-13 Paul Brook <paul@codesourcery.com>
1381 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1382 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1384 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1386 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1387 (EXTRA_MULTILIB_PARTS): Define.
1389 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1391 PR rtl-optimization/20070 / part1
1392 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1393 count_or_remove_death_notes with kill == -1.
1394 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1395 registers if PROP_POST_REGSTACK is set.
1396 (mark_used_reg): Likewise.
1397 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1398 REG_UNUSED notes for stack regs.
1399 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1400 to match rtx_equiv_p machinery. Change caller.
1401 (outgoing_edges_match): Likewise.
1402 (try_crossjump_to_edge): Use struct_equiv_block_eq
1403 instead of flow_find_cross_jump.
1404 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1405 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1406 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1407 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1408 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1409 (insns_match_p): Update prototype.
1410 (flow_find_cross_jump): Remove prototype.
1411 (struct_equiv_block_eq, struct_equiv_init): Declare.
1412 (rtx_equiv_p, condjump_equiv_p): Likewise.
1413 * struct-equiv.c: Include reload.h.
1414 (IMPOSSIBLE_MOVE_FACTOR): Define.
1415 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1416 (struct_equiv_improve_checkpoint): Likewise.
1417 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1418 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1419 (struct_equiv_merge, find_dying_input): Likewise.
1420 (resolve_input_conflict, note_local_live): Likewise.
1421 (death_notes_match_p): Change parameters and processing
1422 to match rtx_equiv_p machinery. Change caller.
1423 (insns_match_p): Likewise.
1424 (flow_find_cross_jump): Replace with:
1425 (struct_equiv_block_eq).
1427 Back out this change:
1428 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1429 * recog.c (verify_changes): Make it static.
1430 * recog.h: Remove the corresponding prototype.
1432 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1434 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1437 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1439 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1440 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1441 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1442 TARGET_MS1_64_001 appropriately.
1443 (ms1_machine_reorg): Use TARGET_MS2.
1445 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1449 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1450 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1451 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1452 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1453 Set mode to SI, adjust constraints.
1454 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1455 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1458 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1460 * c-cppbuiltin.c (builtin_define_float_constants): Add
1461 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1462 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1463 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1464 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1465 to "((double)%sL)" otherwise "%s".
1467 2005-12-13 Paul Brook <paul@codesourcery.com>
1469 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1472 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1474 * tree-flow.h: Allow compilation with a C++ compiler.
1475 (struct edge_prediction): Prefix all field names with "ep_".
1476 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1477 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1478 (remove_predictions_associated_with_edge): Likewise.
1480 2005-12-12 Jeff Law <law@redhat.com>
1482 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1484 * passes.c (init_optimization_passes): Run reassociation again
1485 after loop optimizations.
1487 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1489 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1491 (optimize_stmt): Ditto.
1492 (canonicalize_comparison): New function.
1493 * tree-ssa-operands.c (swap_tree_operands): Make external.
1494 (get_expr_operands): Stop auto-canonicalization.
1495 * tree-ssa-reassoc.c: Rewrite.
1496 (init_optimization_passes):
1497 * tree-flow.h (swap_tree_operands): Prototype.
1498 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1500 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1502 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1503 indicate function epilogue has been output.
1504 (pa_asm_output_mi_thunk): Likewise.
1505 (output_deferred_plabels): Put plabels in readonly data section when
1506 not generating PIC code.
1507 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1508 information. Add assert.
1509 (som_output_comdat_data_section_asm_op): New function.
1510 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1511 instead of output_section_asm_op for COMDAT sections.
1513 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1515 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1516 Fix whitespace in vincinity of to-be-installed changes.
1517 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1518 (insns_match_p): Likewise.
1520 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1522 * config.gcc (ms1): Replace with ...
1524 * config/ms1: Rename to ...
1525 * config/mt: ... here. Rename ms1 files to mt.
1526 * config/mt/mt.c: Adjust gt-mt.h #include.
1527 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1528 (crti.o, crtn.o): Adjust file names.
1530 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1532 * varray.h: Allow compilation with a C++ compiler.
1533 (union varray_data_tag): Prefix all field names with "vdt_".
1534 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1535 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1536 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1537 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1538 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1539 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1540 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1541 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1542 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1543 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1544 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1545 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1546 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1547 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1548 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1549 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1550 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1551 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1552 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1553 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1554 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1555 VARRAY_TOP_TREE_PTR): Likewise.
1556 * varray.c (varray_grow): Likewise.
1557 (varray_clear): Likewise.
1559 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1562 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1563 alignment to doubleword if the first field is a double array.
1564 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1566 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1568 * tree-ssa-structalias.c (process_constraint): Remove code to
1569 transform addressofs into scalar.
1570 (create_variable_info_for): In whole-program IPA, globals don't
1571 point to ANYTHING by default.
1573 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1575 * timevar.def (TV_IPA_PTA): New.
1576 * tree-pass.h (pass_ipa_pta): New
1577 * tree-ssa-structalias.c: Include cgraph.h
1579 (predbitmap_obstack): New.
1580 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1581 (struct constraint_stats): Add num_edges.
1582 (new_var_info): Don't call bitmap_clear.
1583 (struct constraint_edge): Update docs.
1584 (new_constraint_edge): Remove src param.
1585 (struct constraint_graph): Add zero_weight_succs,
1586 zero_weight_preds. Update docs.
1587 (constraint_expr_equal): Reformat.
1588 (constraint_edge_equal): Update for removal of src.
1589 (constraint_edge_less): Ditto.
1590 (constraint_edge_vec_find): Ditto.
1591 (erase_graph_self_edge): Update for removal of src and and zero
1593 (clear_edges_for_node): Ditto.
1594 (add_graph_edge): Ditto.
1595 (get_graph_weights): Ditto.
1596 (allocate_graph_weights): Ditto.
1597 (merge_graph_nodes): Ditto.
1598 (int_add_graph_edge): Ditto.
1599 (valid_graph_edge): Ditto.
1600 (valid_weighted_graph_edge): Ditto.
1601 (build_constraint_graph): Ditto.
1603 (collapse_nodes): Ditto.
1604 (process_unification_queue): Ditto.
1605 (topo_visit): Ditto.
1606 (solve_graph): Ditto.
1607 (do_structure_copy): Ditto.
1608 (perform_var_substitution): Ditto.
1609 Init and release obstack.
1610 (handle_ptr_arith): Try to resolve directly.
1611 (find_func_aliases): Don't call update_alias_info here
1612 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1613 (do_sd_constraint): Add code for propagating faster.
1615 (do_ds_constraint): Ditto.
1616 (count_num_arguments): New function.
1617 (create_function_info_for): Ditto.
1618 (create_variable_info_for): Handle FUNCTION_DECL.
1619 (intra_create_variable_infos): Use make_constraint_to_anything.
1620 (init_alias_vars): Init obstacks here.
1621 (need_to_solve): Handle zero weight graph changes.
1622 (compute_points_to_sets): Call update_alias_info here.
1623 (delete_points_to_sets): Free zero weight preds/succs here.
1624 (gate_ipa_pta): New.
1625 (ipa_pta_execute): New
1627 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1629 * tree-ssa-structalias.c (var_anyoffset): Removed.
1630 (anyoffset_tree): Ditto.
1631 (anyoffset_id): Ditto.
1632 (do_deref): Take vector of constraints, no return value.
1633 Update to work on vector.
1634 (get_constraint_for): Ditto.
1635 (get_constraint_for_component_ref): Ditto.
1636 (do_structure_copy): Ditto.
1637 (handle_ptr_arith): Ditto.
1638 (find_func_aliases): Ditto.
1639 (set_uids_in_ptset): Remove anyoffset handling.
1640 (init_base_vars): Ditto.
1642 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1645 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1646 DECL_EXTERNAL functions have no bodies. Tidy.
1648 2005-12-10 Andreas Schwab <schwab@suse.de>
1650 * except.c (switch_to_exception_section): Only define if
1651 TARGET_UNWIND_INFO is not defined.
1653 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1655 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1656 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1658 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1660 * output.h (init_section, fini_section): Delete.
1661 * varasm.c (init_section, fini_section): Delete.
1662 (init_varasm_once): Don't initialize them.
1663 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1664 there are no corresponding varasm.c variables.
1666 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1668 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1669 of EH_FRAME_SECTION_NAME into...
1670 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1671 if it is still null.
1672 * except.c (default_exception_section): Delete, moving most
1674 (switch_to_exception_section): ...this new function. Set
1675 exception_section if it is still null, then switch to it.
1676 (output_function_exception_table): Use switch_to_exception_section.
1677 * varasm.c (exception_section, eh_frame_section): Update comments.
1678 (get_section): Hoist use of SECTION_NAMED.
1679 (init_varasm_once): Don't set exception_section and eh_frame_section.
1680 * output.h (default_exception_section): Delete.
1681 (default_eh_frame_section): Delete.
1683 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1685 * config/bfin/bfin.c: Include "cgraph.h".
1686 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1687 Return the reg that holds the pointer to the GOT.
1688 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1689 doing stack checking.
1691 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1693 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1694 recompute_tree_invarant_for_addr_expr.
1695 Update uses everywhere.
1697 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1699 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1700 (MULTILIB_DIRNAMES): Define.
1702 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1705 * config/s390/s390.c (struct s390_address): New field literal_pool.
1706 (s390_decompose_address): Compute literal_pool field. Do not
1707 assume register %r13 is always (and solely) used as pool base.
1708 (s390_extra_constraint_str): Use literal_pool field.
1710 2005-12-09 Thiemo Seufer <ths@networkno.de>
1712 * config/mips/mips.c (override_options): Don't allow too small
1713 integers in FP registers.
1715 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1717 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1718 targetm.binds_local_p to check for local function calls.
1720 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1723 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1724 call_used_regs can't be used to save reg in another reg.
1726 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1727 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1729 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1731 * except.c (output_ttype): Likewise.
1732 * tree-object-size.c (collect_object_sizes_for): Likewise.
1733 (check_for_plus_in_loops_1): Likewise.
1734 (check_for_plus_in_loops): Likewise.
1735 (compute_object_sizes): Use gcc_unreachable instead of abort.
1737 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1739 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1740 (loop_end, loop_init, doloop_end): New insns.
1741 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1742 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1743 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1744 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1745 * config/ms1/ms1.c: #include basic-block.h
1746 (struct machine_function): Add has_loops field.
1747 (ms1_add_loop): New.
1748 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1749 (struct loop_info, struct loop_work): New.
1750 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1751 (ms1_reorg_loops): New loop optimization.
1752 (ms1_machine_reorg): Call it.
1753 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1755 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1757 PR tree-optimization/25248
1758 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1759 evolution_of_loop from the failed attempt. Remove handling
1762 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1764 * tree.h (DECL_EXTERNAL): Clarify documentation.
1766 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1767 Jakub Jelinek <jakub@redhat.com>
1770 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1771 argument. Don't drop outer ANDs.
1772 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1773 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1775 * config/s390/predicates.md (setmem_operand): Remove.
1776 (shift_count_operand): Rename to...
1777 (shift_count_or_setmem_operand): ... this. Adjust
1778 s390_decompose_shift_count caller.
1779 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1780 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1781 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1782 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1783 rotl<mode>3_and, setmem_long_and): New insns.
1784 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1785 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1786 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1787 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1788 of shift_count_operand.
1789 (setmem_long): Use shift_count_or_setmem_operand instead of
1792 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1793 Andreas Tobler <a.tobler@schweiz.ch>
1795 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1798 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1800 * expr.c (force_operand): Use convert_to_mode for conversions.
1802 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1804 * reload.h (reg_equiv_invariant): Declare.
1805 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1806 register also when reg_equiv_invariant[R] is set.
1808 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1809 Andreas Tobler <a.tobler@schweiz.ch>
1811 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1813 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1815 * tree-ssa-pre.c (bitmap_set_and): New function.
1816 (bitmap_set_and_compl): New function.
1817 (bitmap_set_empty_p): New function.
1818 (insert_extra_phis): New function.
1819 (compute_avail): Use insert_extra_phis.
1821 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1823 * config/s390/s390.c (s390_expand_atomic): New function.
1824 Adjust comment of helper functions.
1825 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1826 * config/s390/s390.md ("ATOMIC"): New code macro.
1827 ("atomic"): Corresponding new code attribute.
1828 ("sync_lock_test_and_set[hq]i",
1829 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1831 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1833 * config/s390/s390.c (s390_expand_mask_and_shift,
1834 struct alignment_context, init_alignment_context,
1835 s390_expand_cs_hqi): New.
1836 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1837 * config/s390/s390.md ("sync_compare_and_swaphi",
1838 "sync_compare_and_swapqi"): New pattern.
1840 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1842 Fix PR tree-optimization/25291
1843 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1844 redundant and crashing check.
1846 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1849 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1850 tests further when !strict && reload_in_progress.
1851 (print_operand): Check that both operands of indexed address are regs.
1852 (print_operand_address): Likewise.
1853 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1854 (INT_REG_OK_FOR_BASE_P): Correct.
1856 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1858 Preparation for PR rtl-optimization/20070 / part1
1859 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1860 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1861 outgoing_edges_match.
1862 (outgoing_edges_match): Use condjump_equiv_p.
1863 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1865 * struct-equiv.c: New file.
1866 (death_notes_match_p) New function, broken out of insns_match_p.
1867 * Makefile.in (OBJS-common): Add struct-equiv.o.
1868 (struct-equiv.o): New target.
1870 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1872 * coretypes.h: Revert previous change.
1873 * config/darwin.h: Revert previous reversion.
1874 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1876 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1878 * coretypes.h (section): Provide dummy definition for target files.
1879 * config/darwin.h: Revert previous change.
1881 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1883 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1884 * configure.ac: Remove all.build and install-normal from target_list
1885 * configure: Regenerate.
1886 * Makefile.in (install): Don't depend on install-normal.
1888 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1890 * Makefile.in: Document the use of stamps.
1892 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1894 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1895 * Makefile.in: Add code to compute some dependencies on s-gtype
1896 automatically. Remove the declaration of those dependencies.
1898 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1900 * gcc/reload.c (push_secondary_reload): Fix typo:
1901 s/insn_constraint/scratch_constraint/.
1903 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1905 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1907 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1909 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1910 (alpha_elf_select_rtx_section): Return the selected section rather
1911 than emitting assembly code.
1912 (alpha_write_linkage): Emit a ".link" directive directly and then
1913 set in_section to NULL.
1914 (vms_asm_out_constructor): Use switch_to_section.
1915 (vms_asm_out_destructor): Likewise.
1916 (unicosmk_output_common): Set in_section to NULL instead of calling
1917 the dummy common_section function.
1918 (unicosmk_text_section): Delete in favor of...
1919 (unicosmk_output_text_section_asm_op): ...this new function.
1920 (unicosmk_data_section): Delete in favor of...
1921 (unicosmk_output_data_section_asm_op): ...this new function.
1922 (unicosmk_init_sections): New function.
1923 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1924 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1925 the dummy ssib_section function.
1926 (unicosmk_section_buf): Delete.
1927 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1928 (unicosmk_data_section): Delete.
1929 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1930 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1931 (SECTION_FUNCTION_TEMPLATE): Delete.
1932 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1933 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1934 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1935 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1936 (TARGET_ASM_INIT_SECTIONS): Define.
1937 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1938 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1939 (link_section, literals_section): Delete.
1940 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1941 set in_section to NULL.
1943 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1944 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1945 (COMMON_SECTION): Delete.
1946 (TARGET_ASM_INIT_SECTIONS): Define.
1947 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1948 the dummy common_section function.
1949 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1950 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1951 between readonly_data_section and text_section to check whether
1952 read-only data is being put in the text section.
1953 (arm_output_function_epilogue): Use switch_to_section.
1954 (arm_elf_asm_constructor): Likewise.
1955 (thumb_call_via_reg): Replace call to in_text_section with
1956 a comparison between in_section and text_section.
1957 (arm_file_end): Use switch_to_section.
1958 (aof_text_section): Delete in favor of...
1959 (aof_output_text_section_asm_op): ...this new function.
1960 (aof_data_section): Delete in favor of...
1961 (aof_output_data_section_asm_op): ...this new function.
1962 (aof_asm_init_sections): New function.
1963 (zero_init_section): Moved from config/arm/aof.h.
1964 (aof_dump_imports, aof_file_start): Use switch_to_section.
1965 * config/arm/arm.h (thumb_call_via_label): Update comment.
1966 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1967 (common_section): Delete.
1968 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1969 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1970 global switch_to_section function instead of the old port-local one.
1971 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1972 (SWITCH_TO_SECTION_FUNCTION): Delete.
1973 (drectve_section): Redefine as a macro.
1974 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1975 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1978 * config/avr/avr.c (progmem_section): New variable.
1979 (avr_output_progmem_section_asm_op): New function.
1980 (avr_asm_init_sections): New function.
1981 (avr_output_addr_vec_elt): Use switch_to_section.
1982 * config/avr/avr.h (progmem_section): Declare.
1983 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1984 (READONLY_DATA_SECTION): Delete.
1985 (TARGET_ASM_INIT_SECTIONS): Define.
1986 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1987 * config/avr/avr-protos.h (progmem_section): Delete.
1989 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1991 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1992 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
1994 * config/darwin-sections.def: New file.
1995 * config/darwin.c: Define all sections in darwin-sections.def.
1996 (output_objc_section_asm_op, darwin_init_sections): New functions.
1997 (machopic_output_indirection): Use switch_to_section.
1998 (machopic_select_section): Return the selected section rather than
1999 emitting assembly code. Replace the static function table with
2000 inline conditional expressions. Update the tests of last_text_section
2001 and move them into the FUNCTION_DECL block.
2002 (machopic_select_rtx_section): Return the selected section rather than
2003 emitting assembly code.
2004 (machopic_asm_out_constructor, machopic_asm_out_destructor)
2005 (darwin_file_end): Use switch_to_section.
2006 * config/darwin.h: Use darwin-sections.def to declare sections.
2007 (INIT_SECTION_ASM_OP): Remove empty definition.
2008 (HAS_INIT_SECTION): Define this instead.
2009 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2010 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2011 (TARGET_ASM_EH_FRAME_SECTION): Delete.
2012 (TARGET_ASM_INIT_SECTIONS): Define.
2013 * config/darwin-protos.h (darwin_init_sections): Declare.
2014 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
2015 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
2016 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2017 (constructor_section, destructor_section, mod_init_section): Delete.
2018 (mod_term_section): Delete.
2019 (darwin_exception_section, darwin_eh_frame_section): Delete.
2020 (machopic_select_section): Return a section.
2021 (machopic_select_rtx_section): Likewise.
2022 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
2023 (const_section, const_coal_section, const_data_section): Delete.
2024 (const_data_coal_section, data_coal_section, cstring_section): Delete.
2025 (literal4_section, literal8_section, constructor_section): Delete.
2026 (mod_init_section, mod_term_section, destructor_section): Delete.
2027 (objc_class_section, objc_meta_class_section, objc_category_section)
2028 (objc_class_vars_section, objc_instance_vars_section): Delete.
2029 (objc_cls_meth_section, objc_inst_meth_section): Delete.
2030 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
2031 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
2032 (objc_symbols_section, objc_module_info_section): Delete.
2033 (objc_image_info_section, objc_protocol_section): Delete.
2034 (objc_string_object_section, objc_constant_string_object_section)
2035 (objc_class_names_section, objc_meth_var_names_section): Delete.
2036 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
2037 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2038 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
2039 (darwin_exception_section, darwin_eh_frame_section): Delete.
2040 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
2042 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
2043 (frv_asm_out_destructor): Likewise.
2044 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2045 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
2046 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
2048 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2049 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
2050 (data_section): Delete.
2052 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2053 (DRECTVE_SECTION_FUNCTION): Delete.
2054 (drectve_section): Redefine as a macro that sets in_section after
2055 emitting the directive.
2056 (SWITCH_TO_SECTION_FUNCTION): Delete.
2057 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
2058 in_text_section with comparison between in_section and text_section.
2059 * config/i386/i386.c (x86_64_elf_select_section): Return the section
2060 rather than emitting assembly code. Use get_named_section.
2061 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
2063 (machopic_output_stub): Use switch_to_section.
2064 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2065 (nwld_named_section_asm_out_destructor): Use get_section and
2068 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2069 rather than emitting assembly code.
2070 (ia64_rwreloc_select_section): Likewise.
2071 (ia64_rwreloc_select_rtx_section): Likewise.
2072 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2073 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2075 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2076 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2078 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2079 section rather than emitting assembly code.
2080 (iq2000_select_section): Likewise.
2081 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2082 (sbss_section): Delete.
2084 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2085 and get_named_section.
2086 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2088 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2089 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2090 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2091 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2093 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2094 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2095 global switch_to_section function instead of the old port-local one.
2096 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2097 (SWITCH_SECTION_FUNCTION): Delete.
2098 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2099 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2100 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2101 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2103 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2104 global switch_to_section function instead of the old port-local one.
2105 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2107 * config/mips/mips.c (mips_file_start): Update comment.
2108 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2109 (mips_output_aligned_decl_common): Use switch_to_section.
2110 (mips_select_rtx_section): Return the section rather than emitting
2111 assembly code. Use get_named_section.
2112 (mips_function_rodata_section: Likewise get_section.
2113 (build_mips16_function_stub): Use switch_to_section.
2114 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2115 (SDATA_SECTION_ASM_OP): Delete.
2116 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2117 (EXTRA_SECTION_FUNCTIONS): Delete.
2119 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2120 (mmix_asm_output_aligned_local): Use switch_to_section.
2122 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2123 (som_one_only_readonly_data_section): New variables.
2124 (pa_output_function_epilogue): Set in_section to NULL instead of
2125 calling forget_section.
2126 (output_deferred_plabels): Use select_section.
2127 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2128 of calling forget_section.
2129 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2130 (pa_asm_output_aligned_local): Use select_section.
2131 (som_text_section_asm_op): Delete in favor of...
2132 (som_output_text_section_asm_op): ...this new function.
2133 (pa_som_asm_init_sections): New function.
2134 (pa_select_section): Return the section rather than emitting
2136 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2137 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2138 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2139 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2140 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2141 (som_readonly_data_section, som_one_only_readonly_data_section)
2142 (som_one_only_data_section, forget_section): Delete.
2143 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2144 (TARGET_ASM_INIT_SECTIONS): Define.
2145 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2147 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2148 (private_data_section, read_only_private_data_section): New variables.
2149 (sdata2_section, toc_section): New variables.
2150 (rs6000_file_start): Use switch_to_section.
2151 (rs6000_assemble_integer): Use comparisons against in_section
2152 instead of calling in_toc_section and in_text_section. Use
2153 unlikely_text_section_p.
2154 (rs6000_elf_output_toc_section_asm_op): New function, derived
2155 from the old rs6000/sysv4.h toc_section function.
2156 (rs6000_elf_asm_init_sections): New function.
2157 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2158 the section rather than emitting assembly code.
2159 (machopic_output_stub): Use switch_to_section.
2160 (toc_section): Delete dummy function.
2161 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2162 switch_to_section and get_section.
2163 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2164 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2165 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2166 the old rs6000/xcoff.h toc_section function.
2167 (rs6000_xcoff_asm_init_sections): New function.
2168 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2169 the section rather than emitting assembly code.
2170 (rs6000_xcoff_file_start): Use switch_to_section.
2171 (rs6000_xcoff_file_end): Likewise.
2172 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2173 (sdata2_section, sbss_section, private_data_section): Delete.
2174 (read_only_data_section, read_only_private_data_section): Delete.
2175 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2176 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2177 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2178 (FINI_SECTION_FUNCTION): Delete.
2179 (TARGET_ASM_INIT_SECTIONS): Define.
2180 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2181 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2182 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2183 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2184 (READONLY_DATA_SECTION): Delete.
2185 (TARGET_ASM_INIT_SECTIONS): Define.
2186 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2187 to NULL rather than no_section.
2188 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2190 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2192 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2193 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2194 from call to current_function_section.
2196 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2197 (bss100_section): New variable.
2198 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2199 (xstormy16_asm_init_sections): New function.
2200 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2201 switch_to_section and get_section.
2202 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2203 from calls to current_function_section.
2204 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2205 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2206 (TARGET_ASM_INIT_SECTIONS): Define.
2207 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2209 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2210 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2211 (FINI_SECTION_FUNCTION): Delete.
2213 * config/v850/v850.c: Include gt-v850.h.
2214 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2215 (zbss_section): New variables.
2216 (v850_output_aligned_bss): Use switch_to_section.
2217 (v850_asm_init_sections): New function.
2218 (v850_select_section): Return the section rather than emitting
2220 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2221 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2222 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2223 (TARGET_ASM_INIT_SECTIONS): Define.
2224 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2225 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2226 (zbss_section): Delete.
2228 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2230 * config/vx-common.h (vxworks_exception_section): Delete.
2231 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2233 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2234 section rather than emitting assembly code.
2235 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2238 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2239 * coretypes.h (section): New union and typedef.
2240 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2241 from call to current_function_section.
2242 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2243 (dbxout_symbol_location): Use switch_to_section.
2244 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2245 most of the code into...
2246 (default_eh_frame_section): ...here. Return a section.
2247 (collect2_eh_frame_section): Delete, moving most of the code into..
2248 (switch_to_eh_frame_section): ...this new function.
2249 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2250 (debug_macinfo_section, debug_line_section, debug_loc_section)
2251 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2253 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2254 eh_frame_section. Use switch_to_section and get_section.
2255 (dwarf2out_begin_prologue): Use switch_to_section.
2256 (AT_string_form): Check the flags in debug_str_section instead of
2257 DEBUG_STR_SECTION_FLAGS.
2258 (output_comp_unit): Use switch_to_section, get_section, and
2260 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2261 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2262 from call to current_function_section.
2263 (dwarf2out_var_location): Use unlikely_text_section_p.
2264 (dwarf2out_source_line): Use switch_to_section. Remove argument
2265 from call to current_function_section.
2266 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2267 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2268 debug_macinfo_section.
2269 (dwarf2out_init): Initialize the new section variables. Use them
2270 instead of calls to named_section_flags. Use switch_to_section.
2271 (output_indirect_string): Use switch_to_section and debug_str_section.
2272 (dwarf2out_finish): Use switch_to_section and the new section
2274 * except.c (default_exception_section): Return the section instead
2275 of emitting assembly code.
2276 (output_function_exception_table): Use the global exception_section
2277 variable instead of the target hook. Use switch_to_section. Remove
2278 argument from call to current_function_section.
2279 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2280 (shorten_branches): Use pointer comparisons to detect whether the
2281 text section is the same as readonly_data_section.
2282 (profile_function): Use switch_to_section. Remove argument from
2283 call to current_function_section.
2284 (final_scan_insn): Likewise. Update use of last_text_section.
2285 * gengtype.c (open_base_files): Add an include of output.h.
2286 * output.h (text_section, data_section, readonly_data_section)
2287 (ctors_section, dtors_section, bss_section, init_section)
2288 (fini_section, sdata_section): Turn into section pointers.
2289 (in_text_section, in_unlikely_text_section, exports_section)
2290 (drectve_section, named_section, mergeable_string_section)
2291 (last_text_section_name): Delete.
2292 (default_exception_section, default_eh_frame_section): Return sections.
2293 (SECTION_DECLARED, SECTION_NAMED): New macros.
2294 (SECTION_MACH_DEP): Bump value.
2295 (section_common, named_section, unnamed_section): New structures.
2296 (unnamed_section_callback): New typedef.
2297 (section): New union.
2298 (sbss_section, exception_section, eh_frame_section): New variables.
2299 (in_section, last_text_section): Turn into section pointers.
2300 (get_unnamed_section, get_section, get_named_section): New functions.
2301 (mergeable_constant_section, function_section): Return a section.
2302 (unlikely_text_section): Likewise.
2303 (current_function_section): Likewise. Remove the decl argument.
2304 (unlikely_text_section_p, switch_to_section): New functions.
2305 (output_section_asm_op): New function.
2306 (set_named_section_flags, named_section_flags, named_section_real)
2307 (named_section_first_declaration): Delete.
2308 (default_select_section, default_elf_select_section): Return a section.
2309 (default_elf_select_section_1, default_function_rodata_section)
2310 (default_no_function_rodata_section, default_select_rtx_section)
2311 (default_elf_select_rtx_section): Likewise.
2312 * rtl.h (in_data_section): Delete.
2313 * sdbout.c (sdbout_one_type): Use switch_to_section.
2314 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2315 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2316 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2317 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2318 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2319 (TARGET_ASM_OUT): Update after above changes.
2320 * target.h (init_sections): New hook.
2321 (exception_section, eh_frame_section): Delete.
2322 (select_section, select_rtx_section, function_rodata_section): Return
2323 a section rather than emitting assembly code.
2324 * varasm.c (text_section, data_section, readonly_data_section)
2325 (ctors_section, dtors_section, bss_section, init_section)
2326 (fini_section): Turn into section pointers.
2327 (sdata_section, sbss_section, exception_section): New variables.
2328 (eh_frame_section): New variable.
2329 (in_section): Make global and turn into a section pointer.
2330 (last_text_section): Turn into a section pointer.
2331 (unnamed_sections): New variable.
2332 (in_named_name, last_text_section_name): Delete.
2333 (EXTRA_SECTION_FUNCTIONS): Delete.
2334 (in_named_entry): Delete.
2335 (section_htab): New variable, replacing...
2336 (in_named_htab): ...this deleted variable.
2337 (section_entry_eq, section_entry_hash): New functions, based on...
2338 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2339 (get_unnamed_section, get_section): New functions.
2340 (unlikely_text_section): Return a section instead of emitting
2342 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2343 (get_named_section_flags, named_section_first_declaration): Delete.
2344 (unlikely_text_section_p): New function.
2345 (named_section_real, named_section): Delete.
2346 (get_named_section): New function.
2347 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2348 (function_section): Return a section rather than emitting
2350 (current_function_section): Likewise. Remove argument. Use
2351 last_text_section if nonnull, otherwise use function_section.
2352 (default_function_rodata_section): Return a section rather than
2353 emitting assembly code. Use get_section.
2354 (default_no_function_rodata_section): Return a section rather than
2355 emitting assembly code.
2356 (variable_section): Use switch_to_section and get_named_section.
2357 (mergeable_string_section): Return a section rather than emitting
2358 assembly code. Use get_section. Make static. Don't take special
2359 countermeasures for empty strings.
2360 (mergeable_constant_section): Return a section rather than emitting
2361 assembly code. Use get_section.
2362 (default_named_section_asm_out_destructor): Use switch_to_section
2364 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2365 (default_named_section_asm_out_constructor): Use switch_to_section
2367 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2368 (assemble_start_function): Likewise. Set last_text_section to
2369 NULL rather than no_section. Change the type of save_section.
2370 (assemble_zeros, assemble_variable): Use the section flags to detect
2371 whether or not a section is text.
2372 (assemble_static_space): Use switch_to_section.
2373 (assemble_trampoline_template): Likewise.
2374 (output_constant_def_contents): Use switch_to_section and
2376 (output_constant_pool_1): Use switch_to_section. Use the section
2377 flags to see whether sections contain mergeable data.
2378 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2379 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2380 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2381 whether a section has already been declared.
2382 (default_select_section, default_elf_select_section): Return a
2383 section rather than emitting assembly code.
2384 (default_elf_select_section_1): Likewise. Use bss_section for
2385 SECCAT_BSS if nonnull. Use get_named_section.
2386 (default_select_rtx_section): Return a section rather than
2387 emitting assembly code.
2388 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2389 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2390 (output_section_asm_op, switch_to_section): New functions.
2391 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2394 * doc/tm.texi: Expand the introduction to the sections documentation.
2395 (TRAMPOLINE_SECTION): Document new interface.
2396 (SDATA_SECTION_ASM_OP): Document new macro.
2397 (READONLY_DATA_SECTION): Delete.
2398 (SDATA_SECTION_ASM_OP): Document new macro.
2399 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2400 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2401 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2402 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2403 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2405 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2407 * gcc.c (init_gcc_specs): Match braces inside conditionally
2410 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2412 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2414 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2417 * tree.c (integer_all_onesp): Always return true if all bits on.
2419 * testsuite/g++.dg/init/array0.C: New.
2421 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2423 * doc/md.texi: Adapt to implementation.
2425 2005-12-06 Andreas Schwab <schwab@suse.de>
2427 * opts.c (decode_options): Fix typo in message.
2429 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2432 * longlong.h: Merge PPC tests from upstream.
2434 2005-12-06 Richard Guenther <rguenther@suse.de>
2436 * fold-const.c (fold_convert): Do not build and fold
2437 CONVERT_EXPR, but always use NOP_EXPR.
2439 2005-12-06 Jan Beulich <jbeulich@novell.com>
2441 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2442 __builtin_ia32_paddq and __builtin_ia32_psubq.
2443 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2444 __builtin_ia32_pshufw.
2445 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2447 2005-12-05 James E Wilson <wilson@specifix.com>
2450 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2453 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2455 * print-tree.c (print_node): Ditto.
2456 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2457 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2458 before accessing DECL_ARTIFICIAL.
2459 Handle new tag tree codes.
2460 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2462 (unmodifiable_var_p): Ditto.
2463 * tree-flow.h (mem_tag_kind): Remove.
2464 (struct var_ann_d): Remove mem_tag_kind member.
2465 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2466 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2467 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2468 (group_aliases): Ditto.
2469 (setup_pointers_and_addressables): Ditto.
2470 (is_escape_site): Ditto.
2471 (may_alias_p): Ditto.
2472 (create_tag_raw): New function.
2473 (create_memory_tag): Use it.
2474 (dump_alias_info): Update for tags.
2475 (may_be_aliased): Ditto.
2476 (add_type_alias): Ditto.
2477 (new_type_alias): Ditto.
2478 (create_sft): Ditto.
2479 (create_structure_vars): Ditto.
2480 * tree-ssa-ccp.c (get_default_value): Ditto.
2481 * tree-ssa-operands.c (get_expr_operands): Ditto.
2482 (add_stmt_operand): Ditto.
2483 (add_call_clobber_ops): Remove duplicated condition.
2484 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2486 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2487 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2488 * tree.c (init_ttree): Update structures for new tree codes.
2489 (tree_code_size): Update sizes for new tree codes.
2490 (make_node_stat): Don't try to set common things on minimal
2492 (tree_node_structure): Update for tags.
2493 (is_global_var): Ditto.
2494 * tree.def: Add new tree codes.
2495 * tree.h (MTAG_P): New macro.
2496 (TREE_MEMORY_TAG_CHECK): Ditto.
2497 (SSA_VAR_P): Update for tags.
2498 (struct tree_memory_tag): New structure.
2499 (MTAG_GLOBAL): New macro.
2500 (union tree_node): Add memory tag member.
2501 * treestruct.def (TS_MEMORY_TAG): New.
2503 2005-12-05 Dale Johannesen <dalej@apple.com>
2505 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2506 what was approved (PR 24323).
2508 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2510 * doc/c-tree.texi (Function Bodies): Remove description of
2513 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2515 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2516 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2517 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2518 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2519 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2520 __divxc3): Document.
2522 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2524 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2526 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2527 hook_bool_void_false.
2528 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2529 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2531 * config/darwin.c (machopic_select_section): It's not defined
2532 as weak if it's only marked as weak_import.
2534 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2537 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2538 A hidden weak object does bind locally. Strong linkonce data
2539 counts like any other strong symbol for binding.
2540 (weak_finish_1): Don't specially handle weakrefs, they no longer
2542 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2543 * c-common.c (handle_alias_attribute): Allow static aliases
2545 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2546 * gthr-dce.h: Make weakrefs static.
2547 * gthr-tpf.h: Likewise.
2548 * gthr-solaris.h: Likewise.
2549 * gthr-posix.h: Likewise.
2550 * gthr-posix95.h: Likewise.
2551 * config/darwin.c (darwin_encode_section_info): static weakref
2552 variables are not necessarily defined in this translation unit.
2553 * doc/extend.texi (Function Attributes): Mention that an alias
2554 attribute creates a definition for the thing it's attached to.
2555 Change the documentation for weakref to say that the thing
2556 it's attached to must be static.
2558 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2559 we don't go into an infinite loop.
2561 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2563 * config/rs6000/predicates.md (logical_const_operand): Split
2564 out of logical_operand.
2565 (logical_operand): Use it.
2566 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2567 logical_const_operand.
2569 2005-12-05 Jan Beulich <jbeulich@novell.com>
2571 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2572 and IX86_BUILTIN_CMPNESS.
2573 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2574 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2575 * config/i386/i386.md (movti_internal): Correct type attribute.
2576 Simplify mode attribute.
2577 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2578 Correct type attribute.
2579 (absxf2): Correct operator.
2580 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2581 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2582 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2584 (sse2_vmsqrtv2df2): Correct mode attribute.
2586 2005-12-05 Jan Beulich <jbeulich@novell.com>
2588 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2589 16 bits. Provide insn pattern for this case.
2591 2005-12-05 Jan Beulich <jbeulich@novell.com>
2593 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2595 (__popcountDI2): Likewise.
2597 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2600 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2601 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2602 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2605 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2607 * c-typeck.c (null_pointer_constant_p): New function.
2608 (build_conditional_expr, build_c_cast, convert_for_assignment,
2609 build_binary_op): Use it.
2611 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2613 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2614 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2616 (check_function_arguments_recurse): Allow both NOP_EXPR and
2617 CONVERT_EXPR but check conversions preserve precision.
2618 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2619 but check conversions preserve precision.
2620 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2623 2005-12-04 Roger Sayle <roger@eyesopen.com>
2626 * common.opt (Wstring-literal-comparison): New command line option.
2627 * c-opts.c (c_common_handle_option): Set it with -Wall.
2628 * c-typeck.c (parser_build_binary_op): Issue warning if either
2629 operand of a comparison operator is a string literal, except for
2630 testing equality or inequality against NULL.
2632 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2634 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2636 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2637 of building a NOP_EXPR.
2638 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2640 * c-convert.c (convert): Use fold_convert instead of building
2641 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2642 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2644 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2645 NOP_EXPR the same as CONVERT_EXPR.
2646 * c-typeck.c (build_function_call): Use fold_convert instead of
2647 building a NOP_EXPR directly.
2648 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2650 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2652 PR rtl-optimization/25197
2653 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2656 2005-12-02 Stuart Hastings <stuart@apple.com>
2658 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2661 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2663 * c-typeck.c (default_function_array_conversion,
2664 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2665 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2666 orig_op2. Don't check them for NOP_EXPR.
2667 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2668 around integer zero.
2670 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2672 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2673 toc_save_offset, toc_size, lr_size.
2674 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2675 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2676 Adjust for removal of unused rs6000_stack_t fields.
2677 (debug_stack_info): Adjust.
2678 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2679 first, and don't bother checking for set/inc of lr on sibcalls.
2680 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2682 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2685 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2686 5 if operand 1 is not aligned. Undo previous constraint change.
2687 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2689 2005-12-02 Richard Guenther <rguenther@suse.de>
2691 * tree.h (build): Remove prototype.
2692 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2693 * tree.c (build): Remove.
2694 (build0_stat): Update comment.
2696 2005-12-02 Richard Guenther <rguenther@suse.de>
2698 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2699 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2701 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2702 maybe_fold_offset_to_component_ref): Likewise.
2703 * tree-ssa-dom.c (thread_across_edge,
2704 simplify_rhs_and_lookup_avail_expr,
2705 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2707 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2708 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2709 lower_try_finally_switch): Likewise.
2710 * tree-if-conv.c (add_to_dst_predicate_list,
2711 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2712 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2713 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2714 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2715 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2716 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2717 gimplify_init_ctor_eval, gimplify_init_constructor,
2718 gimplify_variable_sized_compare, gimplify_boolean_expr,
2719 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2720 gimplify_expr, gimplify_body, gimplify_function_tree,
2721 force_gimple_operand): Likewise.
2722 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2723 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2724 mx_register_decls): Likewise.
2725 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2726 get_frame_field, finalize_nesting_tree_1): Likewise.
2727 * tree-inline.c (setup_one_parameter): Likewise.
2728 * tree-vect-transform.c (vectorizable_condition): Likewise.
2729 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2731 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2732 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2733 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2734 * tree-chrec.h (build_polynomial_chrec): Likewise.
2736 2005-12-02 Richard Guenther <rguenther@suse.de>
2738 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2739 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2740 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2741 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2742 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2743 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2744 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2746 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2747 sh_adjust_unroll_max): Likewise.
2748 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2749 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2750 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2752 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2754 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2757 2005-12-02 Richard Guenther <rguenther@suse.de>
2759 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2760 simplify_cond_using_ranges): Use buildN instead of build.
2761 * tree-tailcall.c (adjust_accumulator_values,
2762 adjust_return_value): Likewise.
2763 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2764 generate_element_copy, generate_element_zero,
2765 generate_one_element_init): Likewise.
2766 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2767 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2768 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2769 perfect_nestify): Likewise.
2771 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2773 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2775 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2777 * ggc.h (GGC_RESIZEVEC): New.
2779 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2781 * gcc.c (execute): Improve readability.
2783 2005-12-02 Richard Guenther <rguenther@suse.de>
2785 * tree-cfg.c (mark_used_vars): New function.
2786 (dump_function_to_file): Dump only used VAR_DECLs.
2788 2005-12-02 Richard Guenther <rguenther@suse.de>
2790 * convert.c (convert_to_integer): Fix compare for nonpositive
2791 constant to use tree_int_cst_sgn <= 0.
2793 2005-12-02 Richard Guenther <rguenther@suse.de>
2795 * convert.c (convert_to_integer): Use fold_convert instead
2796 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2797 instead of comparing against 0. Use build_int_cst instead
2798 of converting integer_zero_node.
2800 2005-12-02 Richard Guenther <rguenther@suse.de>
2802 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2805 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2808 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2811 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2814 * function.c (expand_function_end): Emit blockage for unwinder
2817 2005-12-01 Roger Sayle <roger@eyesopen.com>
2819 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2820 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2821 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2822 integer constant comparisons.
2824 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2825 Janis Johnson <janis187@us.ibm.com>
2826 David Edelsohn <dje@watson.ibm.com>
2827 Ben Elliston <bje@au.ibm.com>
2829 * dfp.h, dfp.c: New files.
2830 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2831 (DECNUM_H): Likewise.
2832 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2833 (INCLUDES): Append $(DECNUMINC).
2834 (OBJS-common): Add dfp.o.
2836 * real.h (EXP_BITS): Pinch one bit to ..
2837 (struct real_value): Add decimal field.
2838 (real_format): Change table size, update documentation.
2839 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2840 (real_from_string3): Declare.
2841 (decimal_single_format): Declare.
2842 (decimal_double_format): Declare.
2843 (decimal_quad_format): Declare.
2844 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2845 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2846 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2847 * real.c: Include dfp.h.
2848 (normalize): Early return for decimal floats.
2849 (do_add): Zero decimal field.
2850 (do_compare): Call do_decimal_compare for decimal floats.
2851 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2852 (real_arithmetic): Call decimal_real_arithmetic for decimal
2853 floating point operands.
2854 (real_identical): If a and b are of differing radix, return false.
2855 (real_to_integer): Call decimal_real_to_integer if the value is a
2857 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2858 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2859 (real_to_hexadecimal): Place "N/A" in the return string for
2861 (real_from_string3): New variant, given a mode.
2862 (real_maxval): Use decimal_real_maxval for decimal floats.
2863 (round_for_format): Use decimal_round_for_format for decimals.
2864 (real_convert): Use decimal_real_convert where appropriate.
2865 (significand_size): Handle base 10.
2866 (encode_decimal_single, decode_decimal_single,
2867 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2868 decode_decimal_quad): New functions.
2869 (decimal_single_format): New.
2870 (decimal_double_format): New.
2871 (decimal_quad_format): New.
2872 * machmode.def: Add SD, DD and TD decimal floating point modes.
2873 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2874 Include MODE_DECIMAL_FLOAT.
2875 (DECIMAL_FLOAT_MODE_P): New.
2876 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2877 * genmodes.c (struct mode_data): Add counter field.
2878 (struct mode_data): Update comment for format.
2879 (blank_mode): Initialise counter field.
2880 (new_mode): Increment counter field for each mode defined.
2881 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2883 (make_complex_modes): Handle modes containing `D'.
2884 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2885 (make_decimal_float_mode): New.
2886 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2887 (cmp_modes): Compare counter field if other characteristics
2889 (emit_real_format_for_mode): Support formats for decimal floats.
2890 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2891 Document MODE_DECIMAL_FLOAT.
2893 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2895 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2898 2005-12-01 Richard Henderson <rth@redhat.com>
2900 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2902 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2904 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2906 * config/pa/pa.c (pa_init_builtins): If we detect
2907 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2910 2005-12-01 Richard Guenther <rguenther@suse.de>
2912 * fold-const.c (fold_binary): Use fold_build2, not
2915 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2917 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2919 * vec.h (VEC_block_remove): New.
2921 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2924 * c-common.c (lvalue_error): Fix wording.
2926 2005-12-01 Richard Guenther <rguenther@suse.de>
2928 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2929 thinko in last patch.
2931 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2933 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2934 than -flat_namespace.
2936 2005-12-01 Ben Elliston <bje@au.ibm.com>
2938 * mklibgcc.in: Parameterise the script to build soft float
2939 functions by iterating over each type, rather than cloning the
2942 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2945 * builtins.c (fold_builtin_fputs): Defer check for missing
2946 replacement functions.
2948 2005-11-30 Kean Johnston <jkj@sco.com>
2950 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2951 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2953 2005-11-30 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/22501
2956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2957 function split out from ...
2958 (forward_propagate_addr_expr): ... here. Use it to propagate
2959 ADDR_EXPRs to all uses.
2961 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2963 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2964 * builtins.c (expand_builtin_mathfn): Use them.
2965 (expand_builtin_mathfn_2): Likewise.
2966 (expand_builtin_mathfn_3): Likewise.
2967 (expand_builtin_int_roundingfn): Likewise.
2968 (expand_builtin): Likewise.
2969 (integer_valued_real_p): Likewise.
2970 (fold_builtin_int_roundingfn): Likewise.
2971 (fold_builtin_bitop): Likewise.
2972 (fold_builtin_logarithm): Likewise.
2973 (fold_builtin_1): Likewise.
2974 * convert.c (convert_to_integer): Likewise.
2975 * fold-const.c (negate_mathfn_p): Likewise.
2976 (tree_expr_nonnegative_p): Likewise.
2978 2005-11-30 Dale Johannesen <dalej@apple.com>
2979 Andrew Pinski <pinskia@physics.uc.edu>
2981 * combine.c (find_split_point): Sign extend bitmask
2982 when changing bitfield assignment to IOR of AND.
2984 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2986 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2987 clobber to scratch reg.
2988 (*decrement_and_branch_until_zero_no_clobber): Remove.
2989 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
2990 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
2991 * config/ms1/ms1.opt (mmul): Remove.
2992 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
2993 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
2995 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2996 Bernd Schmidt <bernd.schmidt@analog.com>
2998 * pa/predicates.md (symbolic_operand): Add comment.
2999 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
3000 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
3001 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
3002 (pa_secondary_reload_class): Delete.
3003 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
3004 and pa_secondary_reload_class. Reorder some checks. Update inline
3005 copy of symbolic operand.
3006 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
3008 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3010 * loop-doloop.c (add_test): Only add jump notes if we did emit a
3013 2005-11-30 Jeff Law <law@redhat.com>
3015 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
3016 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3018 2005-11-30 Jakub Jelinek <jakub@redhat.com>
3020 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
3021 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
3022 (ia64_expand_move): Adjust caller.
3024 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
3025 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
3028 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
3030 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
3031 Always produce an output if we can remove NEGs or canonicalize
3032 (minus (minus ...)) expressions. Provide a fast path for the
3034 (simplify_gen_binary): Do not call simplify_plus_minus.
3035 (simplify_binary_operation_1): Reassociate at the end of the
3038 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3040 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
3041 moves and unpack to speed up.
3043 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
3045 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
3046 argument, they are always sparc_compare_op0 and sparc_compare_op1.
3047 (gen_v9_scc): Update callers.
3048 * config/sparc/sparc.md: Likewise.
3049 * config/sparc/sparc-protos.h: Update extern declaration.
3051 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
3053 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3055 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
3058 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3060 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
3061 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
3062 (negate_expr): Here.
3064 2005-11-29 Ben Elliston <bje@au.ibm.com>
3066 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3067 Fix typo in comment.
3069 2005-11-29 Ben Elliston <bje@au.ibm.com>
3071 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3072 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3074 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3078 * builtins.c (init_target_chars): New.
3079 (expand_builtin_printf, expand_builtin_fprintf,
3080 expand_builtin_sprintf, fold_builtin_sprintf,
3081 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3082 fold_builtin_snprintf_chk, fold_builtin_printf,
3083 fold_builtin_fprintf): Check for matching format strings using
3086 2005-11-29 Paul Brook <paul@codesourcery.com>
3088 * config.gcc: Do not use fixproto on m68k-elf.
3090 2005-11-28 Roger Sayle <roger@eyesopen.com>
3092 * expmed.c (div_cost): Replace with...
3093 (sdiv_cost, udiv_cost): New.
3094 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3095 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3096 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3097 (expand_divmod): Replace use of div_cost with either sdiv_cost
3098 or udiv_cost depending upon the signedness of the operation.
3100 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3103 * config/darwin.c (machopic_indirection_name,
3104 machopic_output_indirection): Follow transparent alias chain.
3106 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3108 * varasm.c (ultimate_transparent_alias_target): Add comment.
3110 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3112 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3113 SET_SRC instead of XEXP where appropriate.
3115 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3117 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3120 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3122 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3123 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3126 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3128 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3129 secondary_input_reload_class, made static. Adapt to new
3131 (secondary_output_reload_class): Delete.
3132 (TARGET_SECONDARY_RELOAD): New macro.
3133 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3134 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3136 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3139 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3140 when its natural alignment is > BITS_PER_UNIT.
3141 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3142 * c-common.c (handle_packed_attribute): Ignore packing on a field
3143 whose type is naturally char aligned.
3145 2005-11-28 Richard Guenther <rguenther@suse.de>
3147 * c-common.c (strict_aliasing_warning): Handle all
3148 component-ref like accesses.
3150 2005-11-28 Roger Sayle <roger@eyesopen.com>
3151 Uros Bizjak <uros@kss-loka.si>
3154 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3155 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3156 when flag_unsafe_math_optimizations is set and
3157 we don't care about NaNs or Infinities.
3159 Move x/expN(y) and x/pow(y,z) transformation into common
3160 flag_unsafe_math_optimizations section.
3162 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3164 * gcc.c (main): Change type of argv to "char **".
3166 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3168 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3169 small data sections.
3170 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3171 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3172 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3173 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3174 output locals to sbss if !rs6000_elf_in_small_data_p.
3175 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3177 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3180 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3181 generated by reload.
3182 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3183 indexed_or_indirect_address.
3184 (indexed_or_indirect_address): Don't test for base reg. Call
3185 address_operand last. Make it a special predicate.
3187 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3189 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3191 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3194 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3196 (negate_expr): Likewise.
3198 2005-11-27 Andreas Schwab <schwab@suse.de>
3200 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3203 2005-11-27 Steven Bosscher <stevenb@suse.de>
3205 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3206 has EH predecessor edges.
3208 2005-11-26 Eric Christopher <echristo@apple.com>
3210 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3211 register stalls by zero extending to the full register.
3213 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3215 * config/floatunsisf.c, config/floatunsidf.c,
3216 config/floatunsixf.c, config/floatunsitf.c: New files.
3217 * config/ia64/t-hpux: Add floatunsitf.c.
3218 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3219 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3221 2005-11-26 Richard Henderson <rth@redhat.com>
3223 * c-lex.c (pragma_lex): Rename from c_lex.
3224 * c-pch.c: Update for pragma_lex rename.
3225 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3226 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3227 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3228 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3229 * doc/tm.texi: Likewise.
3231 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3234 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3235 when overflow is undefined.
3237 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3239 * doc/md.texi (Insn Canonicalizations): Refer to the
3240 function commutative_operand_precedence for further rules.
3242 2005-11-25 Roger Sayle <roger@eyesopen.com>
3245 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3246 is less than zero. Limit mult_cost to a reasonable upper bound for
3247 the synthetic multiplication sequence.
3249 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3252 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3253 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3254 Lookup the explicit replacement functions for any unlocked
3255 stdio builtin transformations.
3257 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3259 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3261 * targhooks.c (default_secondary_reload): Don't require operand 2
3262 for an input reload to be earlyclobber.
3264 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3266 * fold-const.c (negate_mathfn_p): Fix comment and add support
3267 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3270 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3273 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3274 _Q_ulltoq for unsigned conversions from SImode and DImode to
3277 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3279 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3280 (__floatundidf, __floatundisf): Likewise.
3282 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3284 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3285 (rs6000_override_options): Remove initialization of
3286 rs6000_sr_alias_set.
3287 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3288 (rs6000_emit_stack_tie): Same.
3289 (emit_frame_save): Same.
3290 (gen_frame_mem_offset): Same.
3291 (rs6000_emit_prologue): Same.
3292 (rs6000_emit_epilogue): Same.
3294 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3297 * fold-const.c (fold_build): Convert bool_var != 1 and
3298 bool_var == 0 to !bool_var.
3300 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3303 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3304 for C being INTEGER_CST. Likewise for !=.
3306 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3309 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3310 unsigned conversions from SImode to TFmode.
3312 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3314 * expr.c (expand_expr_real_1): Fix error in last change.
3316 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3318 * caller-save.c: (this_insn_sets): Move into:
3319 (save_call_clobbered_regs).
3320 (mark_set_regs): Get this_insn_sets from data.
3322 (save_call_clobbered_regs): Take sets of the return value by
3323 sibcalls into account.
3325 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3328 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3329 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3330 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3331 (memory_move_secondary_cost, init_reg_autoinc): Remove
3332 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3333 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3334 secondary_reload_class call.
3335 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3337 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3338 (push_secondary_reload): Use secondary_reload target hook.
3339 (secondary_reload_class, scratch_reload_class): New functions.
3340 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3341 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3342 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3343 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3344 (secondary_reload_class, scratch_reload_class): Declare.
3345 * reload1.c: Include target.h.
3346 (reload_adjust_reg_for_temp): New function.
3347 (reload_adjust_reg_for_icode): Likewise.
3348 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3349 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3351 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3352 for inheritance. Support case when both secondary & tertiary reloads
3353 are for intermediate registers.
3354 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3355 with secondary_reload_class call. Support case when both secondary
3356 & tertiary reloads are for intermediate registers.
3357 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3358 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3359 * target.h (secondary_reload_info): New struct / typedef.
3360 (struct gcc_target): New member secondary_reload.
3361 * targhooks.c Include reload.h, optabs.h and recog.h.
3362 (default_secondary_reload): New function.
3363 * targhooks.h (default_secondary_reload): Declare.
3364 * doc/tm.texi: Document secondary_reload target hook. Update
3365 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3366 * doc/md.texi: Likewise.
3368 * sh-protos.h (sh_secondary_reload): Declare.
3369 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3370 (sh_secondary_reload): New function.
3371 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3372 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3373 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3374 (HAVE_SECONDARY_RELOADS): Define.
3375 * sh.md (reload_indf): Rename to:
3377 (reload_outdf): Rename to:
3378 (reload_outdf__RnFRm).
3379 (reload_insf): Rename to:
3381 (reload_insi): Rename to:
3382 (reload_insi__i_fpul).
3384 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3386 * configure.ac: Require at least texinfo 4.4.
3387 * configure: Regenerate.
3389 * doc/install.texi (Tools/packages necessary for building GCC):
3390 Update required version of texinfo to at least 4.4.
3391 (Installing GCC: Building): Update required version of texinfo
3393 (Installing GCC: Final installation): Update required version
3394 of texi2dvi to at least 4.4.
3395 (Host/target specific installation notes for GCC): Update required
3396 version of texinfo to at least 4.4.
3398 2005-11-24 Richard Guenther <rguenther@suse.de>
3399 Dirk Mueller <dmueller@suse.de>
3402 * c-common.h (strict_aliasing_warning): Declare.
3403 * c-common.c (strict_aliasing_warning): New function,
3405 * c-typeck.c (build_c_cast): ... here.
3407 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3409 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3411 (swap_commutative_operands_with_target): New.
3413 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3415 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3416 also when doing PRE, rather than only for global CPROP.
3418 2005-11-24 Ben Elliston <bje@au.ibm.com>
3420 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3421 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3423 (expand_twoval_unop): Likewise.
3424 (widen_clz): Likewise.
3425 (expand_parity): Likewise.
3426 (expand_unop): Likewise.
3427 (emit_cmp_and_jmp_insn_1): Likewise.
3428 (prepare_float_lib_cmp): Likewise.
3430 2005-11-24 Ben Elliston <bje@au.ibm.com>
3432 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3433 Remove unused `class' variable.
3435 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3438 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3439 C/C++ diagnostic function warn_array_subscript_with_type_char.
3440 * c-common.h (warn_array_subscript_with_type_char): Declare.
3441 * c-common.c (warn_array_subscript_with_type_char): Define.
3443 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3446 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3447 compiling at the intersection of C and C++.
3449 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3451 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3452 List @file in the option summary. Include the libiberty
3453 documentation for @file.
3454 * gcc.c (main): Call expandargv.
3455 * Makefile.in (gcc-vers.texi): Define srcdir.
3457 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3459 * passes.c (init_optimization_passes): Document
3460 sequencing of passes.
3462 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3464 * config/m68k/predicates.md (pcrel_address, extend_operator,
3465 post_inc_operand, pre_dec_operand): Remove redundant
3467 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3469 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3471 2005-11-23 Ben Elliston <bje@au.ibm.com>
3473 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3475 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3477 Preparatory work for PR target/21623:
3478 * alpha.c (secondary_reload_class): Rename to:
3479 (alpha_secondary_reload_class).
3480 * alpha.h, alpha-protos.h: Likewise.
3481 * mn10300.c (secondary_reload_class): Rename to:
3482 (mn10300_secondary_reload_class).
3483 * mn10300.h, mn10300-protos.h: Likewise.
3484 * pa.c (secondary_reload_class): Rename to:
3485 (pa_secondary_reload_class).
3486 * pa.h, pa-protos.h: Likewise.
3487 * rs6000.c (secondary_reload_class): Rename to:
3488 rs6000_secondary_reload_class.
3489 * rs6000.h, rs6000-protos.h: Likewise.
3491 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3494 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3496 2005-11-22 Ian Lance Taylor <ian@airs.com>
3498 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3500 (prepare_cmp_insn): Likewise.
3502 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3505 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3506 if both operands[0] and operands[1] are memory.
3508 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3511 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3512 COMPARISON_CLASS_P and an integral types create create a new
3513 expression with the new type and fold that.
3515 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3518 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3519 to SUBTARGET_OS_CPP_BUILTINS.
3521 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3523 * arm.c (emit_set_insn): New function.
3524 (arm_split_constant): Call it.
3525 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3526 (arm_legitimize_address): Likewise. Use plus_constant.
3527 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3528 (thumb_expand_prologue): Likewise.
3529 (arm_gen_load_multiple): Use VOIDmode in SET.
3530 (arm_gen_store_multiple): Likewise.
3531 (vfp_emit_fstmx): Likewise. Use plus_constant.
3532 (emit_multi_reg_push): Likewise.
3533 (emit_sfm): Use plus_constant.
3535 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3538 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3541 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3544 * expmed.c (store_bit_field): Don't attempt to insv a field
3545 larger than the reg.
3547 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3550 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3551 explicit sign extension, not a (char) cast.
3553 2005-11-22 Ben Elliston <bje@au.ibm.com>
3555 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3556 GET_MODE_CLASS (x) == MODE_FLOAT.
3557 * config/i386/i386.c: Likewise.
3558 * config/rs6000/xcoff.h: Likewise.
3559 * config/rs6000/linux64.h: Likewise.
3560 * config/rs6000/rs6000.c: Likewise.
3561 * config/rs6000/rs6000.h: Likewise.
3562 * config/rs6000/predicates.md: Likewise.
3563 * config/rs6000/sysv4.h: Likewise.
3565 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3567 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3570 * config/alpha/freebsd.h, config/alpha/linux.h,
3571 config/arm/linux-elf.h, config/bfin/bfin.h,
3572 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3573 config/i386/beos-elf.h, config/i386/gnu.h,
3574 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3575 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3576 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3577 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3578 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3579 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3580 config/sparc/linux.h, config/sparc/linux64.h,
3581 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3583 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3584 are both defined when either flag -fpic or -fPIC are used.
3586 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3588 * config/fp-bit.c (clzusi): New function.
3589 (si_to_float, usi_to_float): Use it to compute proper shift.
3590 (usi_to_float): Preserve guard bits when shifting right.
3591 * libgcc-std.ver (GCC_4.2.0): New version.
3592 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3593 __floatundisf): New functions.
3594 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3595 __floatundisf): Declare.
3596 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3597 _floatundixf, and _floatunditf.
3598 * optabs.c (expand_float): If target does not define a pattern for
3599 signed or unsigned conversion, use an unsigned libcall instead of
3601 (init_optabs): Initialize ufloat_optab.
3603 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3605 * config/rs6000/rs6000.opt (mmulhw): New option.
3606 * doc/invoke.texi (-mmulhw): Document.
3607 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3609 * config/rs6000/rs6000.md: Add half-word multiply and
3610 multiply-accumulate instructions for 405 and 440.
3612 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3614 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3615 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3616 default now includes a linker group which makes the RTEMS one nest.
3618 2005-11-22 Ben Elliston <bje@au.ibm.com>
3620 * cse.c (fold_rtx): Typo fix.
3621 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3623 2005-11-21 Richard Henderson <rth@redhat.com>
3625 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3626 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3628 * c-tree.h (lookup_name): Move declaration ...
3629 * c-common.h (lookup_name): ... here.
3630 * config/darwin-c.c: Include c-common.h.
3631 * config/t-darwin: Update dependencies.
3633 2005-11-22 Ben Elliston <bje@au.ibm.com>
3635 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3636 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3637 * genopinit.c (gen_insn): Likewise.
3638 * reload.c (find_equiv_reg): Likewise.
3639 * loop.c (load_mems): Likewise.
3640 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3641 * cse.c (find_comparison_args, fold_rtx): Likewise.
3642 * dwarf2out.c (add_const_value_attribute): Likewise.
3643 * expr.c (convert_move): Likewise.
3644 * recog.c (general_operand, register_operand): Likewise.
3645 * reg-stack.c (replace_reg): Likewise.
3646 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3647 * c-common.c (handle_vector_size_attribute): Likewise.
3648 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3649 (simplify_binary_operation_1): Likewise.
3650 (simplify_const_binary_operation): Likewise.
3651 (simplify_relational_operation): Likewise.
3652 (simplify_const_relational_operation): Likewise.
3653 (simplify_immed_subreg): Likewise.
3654 * emit-rtl.c (gen_lowpart_common): Likewise.
3655 * expmed.c (expand_mult): Likewise.
3656 * stor-layout.c (layout_type): Likewise.
3658 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3661 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3662 cst2 only for SPE vectors.
3664 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3667 * config/rs6000/predicates.md (vrsave_operation): Check
3668 UNSPEC_VOLATILE value.
3670 2005-11-21 Jan Hubicka <jh@suse.cz>
3672 PR tree-optimization/24653
3673 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3675 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3677 * config/i386/predicates.md (ax_reg_operand): New predicate.
3678 (memory_displacement_only_operand): New predicate.
3679 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3680 operand is AX register and the other operand is memory operand
3681 with displacement only.
3683 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3685 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3686 if we don't care about NaNs or Infinities.
3688 2005-11-20 Ian Lance Taylor <ian@airs.com>
3690 PR rtl-optimization/24883
3691 * combine.c (combinable_i3pat): When checking whether the
3692 destination of i3 is used in i3, consider paradoxical subregs.
3694 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3697 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3699 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3701 * combine.c (try_combine): Do not run subst on i1src and i2src in
3702 the case of generating a PARALLEL for a comparison.
3704 2005-11-20 Richard Henderson <rth@redhat.com>
3707 * tree-sra.c (struct sra_elt): Add all_no_warning.
3708 (struct sra_walk_fns) <use>: Add use_all argument.
3709 (sra_walk_expr): Pass it.
3710 (sra_walk_modify_expr): Likewise.
3711 (scalarize_ldst): Likewise.
3712 (scan_use): Update for new argument.
3713 (mark_no_warning): New.
3714 (scalarize_use): Use it.
3716 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3718 * expr.c (expand_expr_real): Use usmul_optab for widening
3719 signed * unsigned multiplies.
3720 * genopinit.c (optabs): Add usmul_widen_optab.
3721 * optabs.c (init_optabs): Likewise.
3722 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3723 (usmul_widen_optab): Define.
3724 * config/bfin/bfin.md (usmulhisi3): New pattern.
3726 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3728 2005-11-20 Graham Stott <btinternet.com>
3730 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3732 2005-11-20 Andreas Schwab <schwab@suse.de>
3735 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3738 2005-11-19 Richard Henderson <rth@redhat.com>
3741 * tree-gimple.c (is_gimple_id): Export.
3742 * tree-gimple.h (is_gimple_id): Declare.
3743 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3744 (get_default_value): Use it.
3745 (maybe_fold_stmt_indirect): Likewise.
3747 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3749 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3750 than VR1 or vice-versa.
3752 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3756 * reload.c (find_reloads_address_1): Mention dependency on
3758 * reload1.c (gen_reload): For IN with an unary operation, try
3759 moving inner expression to OUT if trivial SET is not valid.
3760 Confirm that the result is valid. Move common code block into...
3761 (emit_insn_if_valid_for_reload): New function.
3763 2005-11-19 Richard Guenther <rguenther@suse.de>
3765 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3766 ARRAY_REFs of constant strings.
3768 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3770 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3771 fatal format string.
3773 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3775 * combine.c (make_compound_operation): Swap operands of
3776 commutative operation if necessary before returning.
3778 2005-11-19 Richard Guenther <rguenther@suse.de>
3781 * fold-const.c (fold_plusminus_mult_expr): New function.
3782 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3783 cases, remove now unnecessary code.
3785 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3787 * gensupport.c (old_preds): Rename to std_preds, add special field.
3788 (struct old_pred_table): Rename to struct std_pred_table, add special
3790 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3791 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3792 (init_predicate_table): Adjust, and set along the way whether a
3793 predicate is special.
3795 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3797 * BASE-VER: Change to 4.2.0.
3799 2005-11-18 James E Wilson <wilson@specifix.com>
3801 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3804 2005-11-18 Mike Stump <mrs@apple.com>
3806 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3807 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3808 * c-decl.c (lookup_name_two) Remove.
3809 * c-tree.h (lookup_name_two): Remove.
3810 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3811 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3812 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3813 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3815 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3818 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3819 when not generating code to use that co-processor.
3821 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3823 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3824 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3825 these functions are now in tree-phinodes.c.
3827 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3829 * config/bfin/bfin.md (trap): New pattern.
3831 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3833 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3836 * expr.c (expand_expr_real): Don't call record_block_change unless
3837 ib_boundaries_block is non-null
3839 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3841 * fold-const.c (build_range_check): Use proper type for subtraction
3842 when merging lower bound.
3844 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3846 PR rtl-optimization/24497
3847 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3850 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3852 * tree-scalar-evolution.c (expression_expensive_p): New function.
3853 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3855 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3857 * config/bfin/crtlibid.s: New file.
3859 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3862 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3863 when not using sjlj exceptions.
3864 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3865 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3866 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3867 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3868 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3869 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3870 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3871 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3872 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3873 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3874 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3875 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3876 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3878 * config/pa/hpux-unwind.h: New file.
3880 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3882 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3883 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3884 * varasm.c (do_assemble_alias): Adjust call.
3885 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3887 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3889 2005-11-17 James E Wilson <wilson@specifix.com>
3891 * tree.def (FUNCTION_DECL): Correct typo in comment.
3893 2005-11-17 Richard Henderson <rth@redhat.com>
3895 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3896 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3897 and DW_CFA_def_cfa_sf.
3898 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3899 (dbx_reg_number): Don't assert particular registers here.
3900 (based_loc_descr): ... do it here instead. Fold in ...
3901 (eliminate_reg_to_offset): ... this function.
3902 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3903 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3904 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3905 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3906 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3907 (instantiate_virtual_regs): Likewise.
3908 * var-tracking.c (adjust_stack_reference): Likewise.
3909 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3911 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3913 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3914 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3915 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3917 ($(T)crtlibid.o): New rule.
3919 2005-11-16 Richard Guenther <rguenther@suse.de>
3922 * fold-const.c (extract_array_ref): Return byte offset
3924 (fold_binary): Fold &x[a] CMP &x[b] to
3925 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3928 2005-11-16 Richard Henderson <rth@redhat.com>
3931 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3932 parts of an SSA_NAME.
3934 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3937 * arm.md (split for movsf with immediate): Restrict split to insns
3938 that set a general register.
3940 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3942 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3944 * unwind-dw2.c (uw_advance_context): Likewise.
3945 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3946 _Unwind_SjLj_Unregister.
3947 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3949 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3951 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3953 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3955 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3956 langhook to get a DImode integer type.
3958 2005-11-16 Richard Henderson <rth@redhat.com>
3959 J"orn Rennecke <joern.rennecke@st.com>
3960 Ulrich Weigand <uweigand@de.ibm.com>
3964 * reload1.c (reg_equiv_invariant): New.
3965 (reload): Allocate, initialize, and free it.
3966 (calculate_needs_all_insns): Check it when skipping equivalence
3968 (alter_reg): Likewise.
3969 (eliminate_regs_1): Rename from eliminate_regs. Add new
3970 may_use_invariant argument; only use reg_equiv_invariant when true.
3971 (eliminate_regs): New.
3972 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3973 a context for which may_use_invariant may be true.
3975 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3977 * fold-const.c (const_binop): Don't constant fold the operation
3978 if the result has overflowed and flag_trapping_math.
3979 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3981 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3983 * config/arm/unwind-arm.c (abort): Add prototype here.
3984 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3985 (struct phase1_vrs): Add prev_sp.
3986 (unwind_phase2_forced): Save the original core registers instead of
3987 modifying entry_vrs. Take a new flag argument for resuming unwinding
3988 and set action flags accordingly. Always set _US_END_OF_STACK when
3989 get_eit_entry fails. Unwind before calling the stop function.
3990 (_Unwind_GetCFA): New function.
3991 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
3992 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
3993 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
3994 just call unwind_phase2_forced.
3995 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
3996 * config/arm/unwind-arm.h (abort): Remove prototype.
3997 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
3999 (_Unwind_GetCFA): New prototype.
4000 * config/arm/pr-support.c (abort): Add prototype here.
4001 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
4003 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
4004 not schedule the prologue with non-call exceptions and EABI.
4006 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
4008 * config/arm/unwind-arm.h: Reorder interface function declarations.
4009 (_URC_END_OF_STACK): New enumeration value.
4010 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
4011 (struct _Unwind_Control_Block): Document reserved field use.
4012 (_Unwind_Stop_Fn): New typedef.
4013 (_Unwind_ForcedUnwind): Declare.
4014 (_Unwind_Resume_or_Rethrow): Declare.
4015 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
4017 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
4018 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
4019 (UCB_FORCED_STOP_ARG): New.
4020 (search_EIT_table): Update boundary condition checks.
4021 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
4022 (unwind_phase2): Replace for with do..while.
4023 (unwind_phase2_forced): New.
4024 (__gnu_Unwind_RaiseException): Replace for with do..while.
4025 (__gnu_Unwind_ForcedUnwind): New.
4026 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
4027 Use appropriate phase2 unwinder.
4028 (__gnu_Unwind_Resume_or_Rethrow): New.
4029 (__gnu_unwind_pr_common): Cope with forced unwinding.
4031 2005-11-16 David Edelsohn <edelsohn@gnu.org>
4034 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
4036 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
4037 roundsf2): Remove "s" from mnemonic.
4039 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
4041 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
4043 * config/bfin/crtn.s: Change epilogues to match.
4044 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
4045 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
4046 __PIC__ and __pic__.
4048 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4051 * doc/invoke.texi: Distinguish between free and fixed form instead of
4052 Fortran and Fortran 90/95. Remove ratfor from the list of supported
4054 * gcc.c (default_compilers): Remove double entries, add entries for
4055 suffixes '.F90' and '.F95'.
4057 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4059 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
4060 in the stack probing loop.
4062 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4064 * configure.ac: Use .machine power5 not power5x.
4065 * configure: Regenerate.
4067 2005-11-15 Mike Stump <mrs@apple.com>
4069 * c-decl.c (lookup_name_two): Add.
4070 * c-tree.h (lookup_name_two): Likewise.
4071 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4072 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4074 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4076 PR rtl-optimization/23392
4077 * regrename.c (enum scan_actions) Add mark_access.
4078 (scan_actions_name): Ditto.
4079 (scan_rtx_reg): Handle mark_access.
4080 (scan_rtx_address): Do nothing for mark_access.
4081 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4082 and regs in REG_INC notes before closing chains for dead regs.
4083 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4084 opening chains for new writes.
4086 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4088 * c.opt (ffixed-line-length-none): New.
4090 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4092 * mklibgcc.in: Change contents of eh_dummy.c.
4094 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4096 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4098 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4100 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4102 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4104 2005-11-15 Jan Hubicka <jh@suse.cz>
4106 * invoke.texi (large-unit-insns): Document.
4107 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4108 * params.def (large-unit-insns): New param.
4110 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4113 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4114 special register for operand 3. Reindent constraints to align
4117 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4119 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4120 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4121 * configure.ac: Add test for FP rounding instructions.
4122 * configure: Regenerate.
4123 * config.in: Regenerate.
4124 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4125 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4127 * config/rs6000/rs6000.opt (mfprnd): New.
4128 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4129 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4130 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4131 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4132 (TARGET_FPRND): New.
4133 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4135 (btrunc<mode>2): New.
4137 (floor<mode>2): New.
4138 (round<mode>2): New.
4140 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4142 * gcc.c (version_compare_spec_function): Use fatal() rather than
4145 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4146 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4147 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4149 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4152 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4153 on -mmacosx-version-min setting.
4155 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4158 * tree-vrp.c (infer_value_range): Return false if STMT is a
4159 block terminator and its basic block has no successors.
4161 2005-11-14 Mike Stump <mrs@apple.com>
4163 * config/i386/i386.c (override_options): -masm=intel isn't
4164 supported on darwin.
4165 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4167 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4169 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4170 vfork after including auto-host.h.
4172 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4174 PR rtl-optimization/22002
4175 * combine.c (distribute_notes): Detect cases where a reg dies
4176 two or more times in a bb, including on the insn we are combining,
4177 and place the death note on the correct range.
4179 2005-11-14 Dale Johannesen <dalej@apple.com>
4181 * expmed.c (store_bit_field): Add offset unconditionally for
4183 (extract_bit_field): Don't force extzv or extv operand into
4184 a register if field is too big.
4186 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4188 * config/arm/arm.c (pic_labelno): New.
4189 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4190 LABEL_REF. Pass only the labelno to PIC insns.
4191 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4192 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4193 * arm.md (UNSPEC_PIC_LABEL): New constant.
4194 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4195 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4196 Use the correct label prefix.
4198 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4200 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4203 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4205 * loop-invariant.c: Include tm_p.h.
4206 * Makefile.in: Updated.
4208 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4210 * pa.c (store_reg): Revise generation of frame notes in large frames.
4211 (set_reg_plus_d): Likewise.
4213 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4215 PR tree-optimization/24709
4216 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4219 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4221 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4222 and duplicate declaration of pthread_self.
4224 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4225 Ian Lance Taylor <ian@airs.com>
4228 * calls.c (expand_call): If TARGET is a MEM and some part of the
4229 argument area has been saved, force TARGET to a register.
4231 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4233 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4236 2005-11-13 Jason Merrill <jason@redhat.com>
4239 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4240 lazily declared methods.
4241 (force_decl_die): Stop if forcing out the context already make a
4243 (force_type_die): Likewise.
4245 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4248 * builtins.c (integer_valued_real_p): Add break in
4249 REAL_CST having TREE_OVERFLOW set.
4251 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4253 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4254 addressing modes during calculation of costs.
4256 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4258 * function.c (assign_stack_local_1): Restrict sanity check
4259 on frame size overflow to 32-bit and above platforms.
4261 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4263 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4264 * config/cris/cris.c: Include reload.h.
4265 (cris_initial_elimination_offset): New function.
4266 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4269 2005-11-12 Richard Guenther <rguenther@suse.de>
4271 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4273 2005-11-12 Jan Hubicka <jh@suse.cz>
4275 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4276 to compare against 0 when possible.
4278 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4280 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4281 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4282 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4283 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4286 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4288 * recog.c (constrain_operands) <case 'g'>: For a match, require
4289 that a non-register matches general_operand when strict >= 0.
4291 2005-11-11 Steven Bosscher <stevenb@suse.de>
4293 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4296 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4298 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4299 (memory_address_same): New.
4300 (dse_optimize_stmt): Call memory_address_same.
4302 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4305 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4306 ZERO_EXTEND>: New cases.
4308 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4310 * longlong.h (__clz_tab): Always provide.
4312 2005-11-11 Steven Bosscher <stevenb@suse.de>
4315 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4317 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4318 before check_maybe_invariant.
4319 (move_invariant_reg): Use gen_move_insn instead of replacing
4320 SET_DEST with the temporary for the invariant.
4321 (move_loop_invariants): If checking is enabled, do internal
4322 consistency checks after completing the pass.
4324 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4327 * common.opt (Wvolatile-register-var): New.
4328 * varasm.c (make_decl_rtl): Only emit warning when option
4329 specified. Clarify warning message.
4330 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4332 * doc/md.texi (copysign): Document standard named pattern.
4334 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4336 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4337 bytes when align is 2.
4338 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4339 by the first instruction of the loop.
4341 2005-11-11 Jason Merrill <jason@redhat.com>
4344 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4347 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4349 PR rtl-optimization/22509
4350 * local-alloc.c (memref_used_between_p): Check whether a function call
4351 could not reference the memref.
4353 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4355 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4356 algorithm so as to choose the best, not the worst, alternative.
4357 Reset accumulated register class before processing next alternative.
4359 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4362 * calls.c (expand_call): Copy a return value to a plain register
4365 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4368 * varasm.c (assemble_name): Recompute name only for transparent
4371 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4373 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4375 2005-11-04 Jeff Law <law@redhat.com>
4378 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4379 perform reassociation if the parent statement will not die as
4380 a result of the optimization.
4382 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4384 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4385 delete_old_heap_vars.
4386 * tree-dfa.c (referenced_var_remove): Remove function.
4387 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4388 (delete_tree_ssa): Remove call to delete_old_heapvars.
4389 Add call to delete_alias_heapvars.
4390 * tree-flow.h (referenced_var_remove): Remove prototype
4391 (init_alias_heapvars): New prototype.
4392 (delete_alias_heapvars): Ditto.
4393 * Makefile.in (tree-ssa-structalias.o): Add
4394 gt-tree-ssa-structalias.o
4395 (GTFILES): Add tree-ssa-structalias.h and
4396 tree-ssa-structalias.c.
4397 (s-gtype): Add gt-tree-ssa-structalias.h.
4398 * tree-ssa-structalias.c (heapvars): Remove.
4399 (oldheapvars): Remove.
4400 (heapvar_for_stmt): New variable.
4401 (heapvar_lookup): New function.
4402 (heapvar_insert): Ditto.
4403 (get_constraint_for): See if we have an old heapvar
4405 (init_alias_heapvars): New function.
4406 (delete_alias_heapvars): Ditto.
4407 Add include of gt-tree-ssa-structalias.h.
4409 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4412 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4414 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4416 * tree.c (int_fits_type_p): Only look at the base type
4417 if it has the same precision as the original type.
4419 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4422 * varasm.c (assemble_alias): Use %q+D in the error
4423 message instead of %J and %qD.
4425 2005-11-10 Richard Guenther <rguenther@suse.de>
4427 * gcse.c (free_ldst_entry): Only free hashtable if
4430 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4432 * function.c (assign_stack_local_1): Issue an error message if
4433 the frame size overflows in the signed target arithmetics.
4435 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4437 * tree.c (build_qualified_type): Chain the new type to the original
4438 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4439 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4440 (build_pointer_type_for_mode): Only return unqualified types.
4441 (build_reference_type_for_mode): Likewise.
4443 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4445 * Makefile.in (gnucompare): Do comparison of all files using one of
4446 the chosen methods and only afterwards decide if just warning should
4447 be issued or comparison failure raised.
4449 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4451 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4452 (noce_try_abs): Negate if the comparison is reversed.
4453 Look only one instruction backwards for a REG_EQUAL note.
4455 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4458 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4459 gthr-tpf.h: Define __gthrw. For all identifiers that might
4460 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4461 and prefix all uses with __ghtrw.
4463 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4466 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4467 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4468 * c-common.c (handle_weakref_attribute): New.
4469 (c_common_attribute_table): Add weakref.
4470 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4472 * configure, config.in: Rebuilt.
4473 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4474 * doc/extend.texi: Document weakref attribute.
4475 * varasm.c (ultimate_transparent_alias_target): New
4476 (assemble_name): Use it.
4477 (weak_finish_1): Split out of...
4478 (weak_finish): ... and deal with weakrefs in...
4479 (weakref_targets): ... new list.
4480 (globalize_decl): Clean up weakref_targets.
4481 (do_assemble_alias): Handle weakrefs.
4482 (finish_aliases_1): Do not reject weakrefs to external symbols.
4483 (assemble_alias): Handle weakrefs.
4485 2005-11-09 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/24716
4488 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4489 t_bool to track results from follow_ssa_edge.
4491 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4493 * final.c (force_source_line): New global variable.
4494 (final_scan_insn): Set it to true instead of clearing last_filename.
4495 (notice_source_line): Return true if force_source_line is true,
4496 unless source info is absent.
4498 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4501 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4502 a linkage name for a variable if it a register variable.
4503 * c-decl.c (grokdeclarator): Global register variables
4504 should be set as PUBLIC.
4506 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4509 * config/s390/s390.c (struct s390_frame_layout): New fields
4510 first_save_gpr_slot and last_save_gpr_slot.
4511 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4512 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4513 first_save_gpr and last_save_gpr with the _slot variants.
4514 (s390_register_info): Calculate first_save_gpr_slot and
4515 last_save_gpr_slot using regs_ever_live.
4517 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4520 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4521 for a function containing a landing pad.
4523 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4526 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4529 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4531 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4532 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4534 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4537 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4539 (call,load,store): New insn types.
4540 (mem_access, branch_access): Adjust reservation conditions.
4541 (define_delay): Adjust condition.
4542 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4544 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4545 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4547 (call_internal, call_value_internal, return_internal,
4548 return_interrupt_internal, eh_return_internal, indirect_jump,
4549 tablejump): Set call insn type.
4550 (blockage, ei, di): Use appropriate unspec const.
4551 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4552 (ms1_get_attr_type): Adjust to give load & store types.
4553 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4554 backwards past a barrier.
4555 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4557 (struct branch_info, struct label_info): New.
4559 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4560 (ms1_machine_reorg): New.
4561 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4562 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4563 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4564 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4567 2005-11-09 Per Bothner <per@bothner.com>
4568 Uros Bizjak <uros@kss-loka.si>
4571 * toplev.c (process_options): Initialize debug_hooks early
4572 in case lang_hooks.post_options ends up calling a debug_hook.
4574 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4576 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4577 DBX_REGISTER_NUMBER being contiguous.
4579 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4580 Diego Novillo <dnovillo@redhat.com>
4583 * tree-vrp.c (register_edge_assert_for): Do not register
4584 always-false predicates.
4586 2005-11-08 Devang Patel <dpatel@apple.com>
4588 PR tree-optimization/23115
4589 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4592 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4594 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4597 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4599 Fix PR tree-optimization/23382
4601 * tree-ssa-alias.c (compute_may_aliases): Call
4602 delete_old_heap_vars.
4603 * tree-dfa.c (referenced_var_remove): New function.
4604 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4605 * tree-flow.h (referenced_var_remove): Add prototype.
4606 (delete_old_heap_vars): Ditto.
4607 * tree-ssa-structalias.c (heapvars): New variable.
4608 (oldheapvars): Ditto.
4609 (get_constraint_for): Put heap vars on heapvars list.
4610 (delete_old_heap_vars): New function.
4612 2005-11-08 Jason Merrill <jason@redhat.com>
4614 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4616 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4619 * reg-stack.c (reg_to_stack): Update register liveness also
4620 for flag_sched2_use_traces.
4622 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4625 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4626 override prior explicit -mno-powerpc-gfxopt.
4628 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4630 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4631 if the bitsize is zero.
4632 * doc/md.texi (Standard Pattern Names): Document it.
4634 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4635 (TARGET_PASS_BY_REFERENCE): Likewise.
4637 2005-11-07 Ian Lance Taylor <ian@airs.com>
4639 PR rtl-optimization/24683
4640 * config/i386/i386.c (legitimize_pic_address): If constant operand
4641 to PLUS is too large, put it in a register.
4643 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4645 * configure.ac: Enable checking assembler dwarf2 support for bfin
4647 * configure: Regenerate.
4649 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4653 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4654 gen_easy_vector_constant_add_self): Delete.
4655 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4657 (output_vec_const_move): Use gen_easy_altivec_constant.
4658 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4659 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4660 (easy_vector_constant_add_self): Rewritten.
4661 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4662 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4663 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4664 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4665 Macroize and adjust for the other changes.
4667 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4671 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4672 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4674 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4676 PR rtl-optimization/23567
4677 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4678 (noce_process_if_block): Don't do any optimizations except
4679 if (cond) x = x; if !set_b and write into orig_x may trap
4680 or fault. Remove the MEM_READONLY_P check.
4682 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4685 * tree-vrp.c (fix_equivalence_set): New.
4686 (extract_range_from_assert): Call it.
4688 2005-11-05 Ian Lance Taylor <ian@airs.com>
4691 * combine.c (apply_distributive_law): Don't distribute across a
4694 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4696 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4697 config/ms1/ms1.h, config/rs6000/predicates.md,
4698 config/s390/s390.c, params.def, postreload-gcse.c,
4699 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4700 tree-vrp.c, tree.c: Fix comment typos.
4701 * doc/invoke.texi: Fix typos.
4703 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4705 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4706 for testing whether the data_dependence_relation contains distance
4707 vectors. Iterate over all distance vectors of the ddr.
4708 * lambda.h: Define a vec of lambda_vector pointers.
4709 * tree-data-ref.c (dump_data_dependence_relation,
4710 dump_data_dependence_direction): Iterate over all distance and
4711 direction vectors of the ddr.
4712 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4714 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4715 of distance/direction vectors instead of a single one.
4716 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4717 lambda_vectors with a vec of lambda_vectors.
4718 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4719 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4720 DDR_NUM_DIST_VECTS): New.
4721 * tree-loop-linear.c (gather_interchange_stats): Test for the
4722 existence of distance vectors only after having checked that there
4723 is a dependence. Iterate over all distance vectors of the ddr.
4724 (linear_transform_loops): Use dump_data_dependence_relation.
4725 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4726 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4727 distance vectors of the ddr.
4729 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4731 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4732 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4733 IS_INTHANDLER; all callers changed.
4734 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4736 (do_link, do_unlink): New argument ALL; all callers changed.
4737 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4738 If function isn't leaf, save and restore all registers.
4739 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4742 2005-11-05 Jan Hubicka <jh@suse.cz>
4744 PR rtl-optimization/23490
4745 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4746 max-flow-memory-location): Document.
4747 * flow.c: Include params.h
4748 (MAX_MEM_SET_LIST_LEN): Kill.
4749 (add_to_mem_set_list): Use new param.
4750 * cse.c (cse_basic_block): Replace 1000 by new param.
4751 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4752 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4753 * predict.c (predict_loops): Use new param.
4754 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4756 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4757 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4758 Do not hold memory returned by cgraph_node_name across other call.
4760 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4763 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4766 2005-11-04 Jeff Law <law@redhat.com>
4769 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4770 * tree-ssa-dom.c: Include params.h.
4771 (thread_across_edge): If there are too many statements in the
4772 target block, then do not thread through it.
4773 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4774 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4776 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4779 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4780 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4782 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4785 * tree-scalar-evolution.c (instantiate_parameters_1,
4786 instantiate_parameters, resolve_mixers): Compute the size of an
4787 expression to be instantiated and give up the instantiation if the
4788 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4790 2005-11-04 Richard Guenther <rguenther@suse.de>
4792 * tree-flow.h (ref_contains_indirect_ref): Rename to
4793 array_ref_contains_indirect_ref.
4794 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4795 (array_ref_contains_indirect_ref): Make comment match the code
4797 (ref_contains_array_ref): Likewise.
4798 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4799 ref_contains_indirect_ref.
4800 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4801 Rename calls to ref_contains_indirect_ref.
4803 2005-11-04 Paul Brook <paul@codesourcery.com>
4805 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4806 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4807 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4808 * config/arm/arm.md: Use match_operand in peephole input templates
4809 and match_dup in peephole output templates.
4811 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4813 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4816 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4817 Daniel Jacobowitz <dan@codesourcery.com>
4819 * longlong.h (add_ssaaaa): Clobber condition code register
4821 (sub_ddmmss): Likewise.
4822 (umul_ppmm): Likewise.
4824 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4825 Paul Brook <paul@codesourcery.com>
4826 Phil Blundell <pb@reciva.com>
4828 * configure.ac: Add test for ARM TLS support.
4829 * configure: Regenerated.
4830 * config/arm/arm-protos.h (legitimize_tls_address)
4831 (arm_tls_referenced_p, tls_mentioned_p)
4832 (arm_output_addr_const_extra): New prototypes.
4833 (thumb_legitimize_pic_address): Delete.
4834 * config/arm/arm.c: Include "gt-arm.h".
4835 (enum tls_reloc): New.
4836 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4837 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4838 (arm_call_tls_get_addr, legitimize_tls_address)
4839 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4840 (arm_init_tls_builtins, arm_emit_tls_decoration)
4841 (arm_output_addr_const_extra): New functions.
4842 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4843 (TARGET_HAVE_TLS): Define.
4844 (target_thread_pointer): New.
4845 (arm_override_options): Handle -mtp=.
4846 (legitimize_pic_address): Ignore UNSPECs.
4847 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4849 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4850 (tls_get_addr_libfunc): New variable.
4851 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4852 (arm_init_builtins): Call arm_init_tls_builtins.
4853 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4854 (arm_encode_section_info): Call default_encode_section_info.
4855 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4856 (enum arm_tp_type): New.
4857 (target_thread_pointer): Add declaration.
4858 (LEGITIMATE_CONSTANT_P): Handle TLS.
4859 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4860 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4861 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4862 * config/arm/arm.md: Add UNSPEC_TLS.
4863 (movsi): Handle TLS.
4864 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4866 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4867 (load_tp_hard, load_tp_soft): New insns.
4868 * arm.opt: Add -mtp=.
4869 * doc/invoke.texi (ARM Options): Document -mtp.
4871 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4873 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4874 * config/arm/libunwind.S: Include "lib1funcs.asm".
4875 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4876 (LIB2ADDEH): Add libunwind.S.
4877 (LIB2ADDEHDEP): Add lib1funcs.asm.
4878 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4880 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4883 * gcc/c.opt: Add a -lang-fortran option.
4884 * gcc/c-opts.c: Add a lang_fortran flag.
4885 (c_common_init_options): Handling the -lang-fortran option.
4886 (c_common_handle_option): Add a case for Fortran options in
4887 preprocessing. Remove cases for -ffixed-form and
4888 -ffixed-line-length. Add a case for -lang-fortran.
4890 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4892 * config/rs6000/rs6000.c: Include params.h
4893 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4894 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4895 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4896 (UNSPEC_VPKUWSS): Delete.
4897 (altivec_vpkuhss): Delete.
4898 (altivec_vpkuwss): Delete.
4899 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4901 (neg_eq0<mode>): Remove final condition.
4902 (neg_eq<mode>): Remove condition and split-condition.
4904 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4906 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4907 Use associated print macros.
4909 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4912 * diagnostic.c (diagnostic_set_info_translated): New function.
4913 (diagnostic_set_info): Use it. Add comment.
4914 * diagnostic.h (diagnostic_set_info_translated): Declare.
4916 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4918 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4919 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4920 reference only if 'public' is true.
4921 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4922 emit the .hidden directive only if the indirect reference is public.
4923 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4924 Pass it to dw2_force_const_mem.
4925 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4926 * dwarf2out.c (output_cfi): Adjust calls to above function.
4927 (output_call_frame_info): Likewise.
4928 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4929 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4931 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4933 PR tree-optimization/24483
4934 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4935 field to elts if possible.
4937 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4940 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4943 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4945 Fix PR tree-optimization/24351
4947 * tree-ssa-structalias.c (struct variable_info): Add
4949 (get_varinfo_fc): New function to follow collapsing.
4950 (new_var_info): Set collapsed_to to NULL.
4951 (dump_constraint): Follow collapsing.
4952 (build_constraint_graph): Handle collapsing.
4953 (do_simple_structure_copy): Return false if something bad
4955 (collapse_rest_of_var): New function.
4956 (do_structure_copy): Collapse if do_simple_structure_copy returns
4959 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4962 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4963 expressions to a statement list instead of gimplifying them.
4965 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4967 PR rtl-optimization/23585
4968 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4969 that can't trap plus a constant integer, if the mode has zero size.
4971 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4974 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4976 ("*insv<mode>_reg_extimm"): Likewise.
4978 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4981 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4982 c_common_type_for_mode returns an unnamed type.
4984 2005-11-02 Richard Henderson <rth@redhat.com>
4988 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4989 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
4990 * function.c (assign_parms): Use calls.internal_arg_pointer.
4991 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
4993 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
4994 (TARGET_CALLS): Add it.
4995 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
4996 * targhooks.c (default_internal_arg_pointer): New.
4997 * targhooks.h (default_internal_arg_pointer): Declare.
4998 * tree.h (dwarf2out_reg_save_reg): Declare.
4999 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
5000 * config/i386/i386.c (dbx_register_map): Add return column.
5001 (dbx64_register_map, svr4_dbx_register_map): Likewise.
5002 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
5003 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
5004 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
5005 (ix86_save_reg): Save force_align_arg_pointer.
5006 (ix86_emit_save_regs): Make regno unsigned.
5007 (ix86_emit_save_regs_using_mov): Likewise.
5008 (ix86_expand_prologue): Handle force_align_arg_pointer.
5009 (ix86_expand_epilogue): Likewise.
5010 * config/i386/i386.h: (dbx_register_map): Update.
5011 (dbx64_register_map, svr4_dbx_register_map): Update.
5012 (struct machine_function): Add force_align_arg_pointer.
5013 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
5014 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
5015 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
5017 2005-11-02 Jan Hubicka <jh@suse.cz>
5020 * i386.md: Add peep2 for simplyfing array accesses.
5022 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5025 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5026 * config/s390/s390.c (s390_decompose_shift_count): New function.
5027 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
5028 (print_shift_count_operand): Use s390_decompose_shift_count.
5029 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
5030 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
5032 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5035 * loop.c (loop_givs_rescan): Use force_operand to expand
5038 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5041 * fold-const.c (build_range_check): Use unsigned when signed
5042 overflow is undefined also. If etype is subtype, make sure that
5043 the subtraction is in the supertype.
5045 2005-11-02 Richard Henderson <rth@redhat.com>
5048 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
5051 2005-11-01 Richard Henderson <rth@redhat.com>
5054 * loop.c (scan_loop): Do not propagate computations to a hard
5055 register destination with SMALL_REGISTER_CLASSES.
5057 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
5059 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
5060 costs for MULT inside PLUS or MINUS.
5062 2005-11-01 Bob Wilson <bob.wilson@acm.org>
5064 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5065 (TRAMPOLINE_SIZE): Round up to 60.
5066 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5068 2005-10-31 James E. Wilson <wilson@specifix.com>
5071 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5072 ifdef. Put ifdefs around call in gen_subprogram_die.
5073 (compute_frame_pointer_to_cfa_displacement): Likewise.
5074 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5077 PR rtl-optimization/17356
5078 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5079 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5081 2005-10-31 Jan Hubicka <jh@suse.cz>
5084 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5087 * i386.c (legitimize_pic_address): Deal with large immediates.
5090 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5091 from symbol names while computing checkup.
5094 * predict.c (predict_loops): Do not estimate more than
5095 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5096 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5098 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5100 PR tree-optimization/19097
5101 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5103 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5105 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5107 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5110 * tree-inline.c (setup_one_parameter): If the init_stmt
5111 is NULL, don't insert the statement.
5113 2005-10-30 Jan Hubicka <jh@suse.cz>
5115 PR tree-optimization/24172
5116 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5118 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5120 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5121 constants for hosts with long != 32 bits.
5123 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5126 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5128 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5130 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5131 (TARGET_MS1_16_002): New.
5132 (TARGET_MS1_16_003): New.
5134 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5135 ("*decrement_and_branch_until_zero_no_clobber"): New.
5136 Add corresponding splitter for decrement_and_branch_until_zero
5138 Key all decrement_and_branch_until_zero patterns off of
5141 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5144 * tree-complex.c (extract_component): Treat RESULT_DECL
5145 like the rest of the decls.
5147 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5149 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5150 indirect call to _mcount if the function needs a static chain.
5152 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5153 Caroline Tice <ctice@apple.com>
5155 PR rtl-optimization/24460
5156 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5157 (dwarf2out_switch_text_section): Set it to true instead of
5158 incrementing separate_line_info_table_in_use.
5159 (output_loc_list): Additionally test have_switched_text_sections.
5160 (output_ranges): Likewise.
5161 (dwarf2out_finish): Likewise.
5162 * varasm.c (assemble_start_function): Do not call
5163 insert_section_boundary_note.
5164 (assemble_end_function): If flag_reorder_blocks_and_partition,
5165 switch to the function's section before emitting the .size directive.
5166 * bb-reorder.c (insert_section_boundary_note): Staticify.
5167 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5168 * output.h (insert_section_boundary_note): Delete.
5170 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5173 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5174 instead of pointer equality when comparing types.
5176 2005-10-24 James E. Wilson <wilson@specifix.com>
5178 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5179 add_dependence_list_and_free calls.
5181 2005-10-24 Steven Bosscher <stevenb@suse.de>
5183 * contrib.texi: Add the names of the LLNL folks who donated
5184 Cray pointer support for gfortran.
5186 2005-10-24 Steven Bosscher <stevenb@suse.de>
5188 PR tree-optimization/24225
5189 * profile.c (branch_prob): Look from end to start through a
5190 basic block when looking for a locus.
5192 2005-10-24 Richard Henderson <rth@redhat.com>
5194 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5196 (hppa_expand_prologue): Likewise.
5198 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5200 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5201 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5202 * pa.h (NO_PROFILE_COUNTERS): Define.
5203 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5204 (funcdef_nos): New vector to hold label numbers of deferred profile
5206 (output_deferred_profile_counters): New function.
5207 (hppa_profile_hook): Push label number onto funcdef_nos.
5208 (pa_hpux_file_end): Call output_deferred_profile_counters if
5209 NO_DEFERRED_PROFILE_COUNTERS is false.
5211 * pa-protos.h (get_deferred_plabel): New prototype.
5212 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5214 (output_call): Adjust calls.
5216 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5218 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5219 peculiarity of GOT/TOC section usage.
5221 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5224 * c-common.c (constant_string_class_name): Add documentation.
5226 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5229 * recog.c (peephole2_optimize): Increment peep2_current_count
5230 only when the slot is empty.
5232 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5235 * except.c (output_function_exception_table): Call
5236 assemble_external_libcall if we need a personality function.
5238 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5240 PR rtl-optimization/24460
5241 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5242 set the basic block for barriers.
5244 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5246 * var-tracking.c (vt_initialize): Initialize post.
5248 2005-10-21 Devang Patel <dpatel@apple.com>
5251 * c-common.c (vector_types_convertible_p): Check vector element type.
5253 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5255 * config/sh/sh.c (prepare_move_operands): Handle the address
5256 constant which is a tls symbolic address plus a constant.
5258 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5261 * gcc.c (main): Use the correct counter for erroring out
5262 about mulitple files.
5264 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5267 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5268 use r2 for 64-bit tls .got access.
5270 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5272 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5275 2005-10-20 Steven Bosscher <stevenb@suse.de>
5277 PR tree-optimization/24307
5278 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5280 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5283 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5285 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5286 is ready, stop marking functions, but still mark variables.
5288 2005-10-20 Richard Guenther <rguenther@suse.de>
5291 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5294 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5296 PR rtl-optimization/23585
5297 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5298 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5299 (may_trap_p_1): New predicate extracted from...
5300 (may_trap_p): ... here. Invoke may_trap_p_1.
5301 (may_trap_or_fault_p): New predicate.
5302 * rtl.h (may_trap_or_fault_p): Declare it.
5303 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5304 instead of may_trap_p.
5305 (steal_delay_list_from_fallthrough): Likewise.
5306 (fill_simple_delay_slots): Likewise.
5307 (fill_slots_from_thread): Likewise.
5308 * function.c (pad_to_arg_alignment): Rework comment about
5309 SPARC_STACK_BOUNDARY_HACK.
5310 * config/sparc/sparc.h: Likewise.
5312 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5314 * config/s390/s390.c (s390_expand_insv): New.
5315 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5316 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5317 ("icm_hi"): Remove mode attribute.
5318 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5320 ("*extracthi", "*extractqi"): Remove.
5321 (extv<mode>", "*extzv<mode>"): New.
5322 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5323 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5325 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5327 * cfgexpand.c (discover_nonconstant_array_refs_r,
5328 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5329 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5330 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5331 discover_nonconstant_array_refs.
5333 2005-10-19 Steven Bosscher <stevenb@suse.de>
5336 * c-decl.c (pop_scope): Don't warn about an unused variable
5337 if it is marked with TREE_NO_WARNING.
5338 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5339 somenow mismatch and olddecl is to be replaced.
5341 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5344 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5345 whether registers live on the edge can be saved/restored.
5347 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5349 * config/sh/sh.c (fixup_mova): Skip notes.
5351 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5353 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5354 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5355 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5356 (s390_initial_elimination_offset): Likewise.
5357 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5358 register on TARGET_ZARCH targets.
5359 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5360 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5361 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5362 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5364 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5366 * config/s390/s390.md: Comment describing output modifiers updated.
5367 * config/s390/s390.c (print_operand): Likewise.
5369 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5371 * config/s390/s390.c (override_options): Added check for -mstack-size
5373 * doc/invoke.texi: Mention that limit in the documenation.
5375 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5378 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5380 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5382 Fix PR tree-optimization/24231
5384 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5385 (compute_avail): Ditto.
5387 2005-10-18 Richard Henderson <rth@redhat.com>
5390 * config/i386/i386.c (legitimate_constant_p): Check
5391 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5393 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5394 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5395 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5397 (print_operand_address): Likewise.
5398 * config/i386/predicates.md (x86_64_immediate_operand): Test
5399 SYMBOL_REF_TLS_MODEL properly inside CONST.
5400 (x86_64_zext_immediate_operand): Likewise.
5401 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5402 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5403 * config/i386/i386-protos.h: Remove predicates.md entries.
5405 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5407 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5408 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5410 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5411 Ian Lance Taylor <ian@airs.com>
5414 * fold-const.c (fold_widened_comparison): Do not allow range based
5415 constant folding when right operand cannot be unwidened.
5417 2005-10-17 Richard Henderson <rth@redhat.com>
5419 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5420 with a memory clobber.
5422 2005-10-17 James E Wilson <wilson@specifix.com>
5424 PR rtl-optimization/17356
5425 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5426 checking for EDGE_EH.
5428 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5430 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5431 the slot on an even boundary for any type with 16-byte alignment.
5433 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5436 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5437 after register allocation.
5439 2005-10-17 DJ Delorie <dj@redhat.com>
5441 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5444 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5447 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5450 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5452 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5453 to 2 if it's already non-zero.
5454 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5455 is set and warn about it if flag_schedule_insns is 1.
5457 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5459 * config/crx/crx.md: Compare-and-branch instructions need to
5462 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5465 * config/i386/i386.md (*pushdi2_rex64 splitter)
5466 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5467 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5468 flow2 pass only when (optimize > 0 && flag_peephole2).
5470 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5473 * gcc.c (have_c): New static variable.
5475 (process_command): Remove declation of have_c.
5476 Set have_o to 1 when handling -o.
5477 (main): Add a fatel error if there are multiple
5478 files specified and -o and -c/-S is passed witout
5479 -combine or multiple languages.
5481 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5483 Fix PR tree-optimization/22444
5484 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5485 Assert that we don't hit something with subvars.
5486 (setup_pointers_and_addressables): Don't add things with subvars,
5487 because we'll already process the subvars for aliasing purposes.
5489 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5492 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5493 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5494 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5495 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5496 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5497 swapped, alternatives for the R constraint.
5500 * builtins.c (get_builtin_sync_mode): Make unlimited
5501 mode_for_size request.
5503 2005-10-15 Richard Henderson <rth@redhat.com>
5505 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5506 (gimplify_expr): ... here.
5507 (gimplify_compound_lval): Use it in initial scan loop. Allow
5508 fb_lvalue in base expression.
5510 2005-10-15 Richard Henderson <rth@redhat.com>
5513 * builtins.c (expand_builtin_trap): Export.
5514 * expr.h (expand_builtin_trap): Declare.
5515 * expr.c (expand_assignment): Emit a trap for integral offsets
5516 from registers that weren't reduced to bitpos.
5518 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5519 (mark_array_ref_addressable): Remove.
5520 * tree-flow.h (mark_array_ref_addressable): Remove.
5521 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5523 2005-10-15 James E Wilson <wilson@specifix.com>
5526 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5527 (add_dependence_list_and_free): Likewise.
5528 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5531 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5535 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5536 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5538 (vrp_visit_phi_node): Only prevent infinite iterations when
5539 the previous result and the new result are both VR_RANGEs.
5541 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5543 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5546 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5549 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5552 2005-10-14 Per Bothner <per@bothner.com>
5554 PR preprocessor/21250
5555 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5557 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5560 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5561 overflow flags. Refactor some conditionals.
5563 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5566 * tree-dfa.c (add_referenced_var): Only look at decls which
5567 have TREE_CONSTANT or TREE_READONLY set instead of if
5568 !TREE_PUBLIC or !TREE_CONSTANT.
5570 2005-10-13 James E Wilson <wilson@specifix.com>
5572 * doc/invoke.texi: For -x, add f95-cpp-input.
5573 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5575 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5577 PR tree-optimization/24262
5578 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5579 in loop all the time.
5581 2005-10-12 Richard Henderson <rth@redhat.com>
5584 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5585 * function.c (assign_parm_find_data_types): Don't support it.
5586 * print-tree.c (print_node): Likewise.
5587 * c-common.c (handle_transparent_union_attribute): Likewise.
5588 Use build_duplicate_type.
5589 * tree-inline.c (remap_type_1): Split out of remap_type;
5590 properly remap aggregate fields.
5591 (build_duplicate_type): New.
5592 * doc/extend.texi (Variable Attributes): Remove documentation
5593 for transparent_union.
5595 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5598 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5599 (gen_stack_pointer_dec): Likewise.
5601 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5605 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5607 (struct cxx): Add adjust_class_at_definition target hook.
5608 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5609 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5610 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5611 hook_void_tree. Add to TARGET_CXX.
5612 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5614 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5615 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5616 instead of attribute. Check for dllexport override. Warn if
5617 inconsistent dll linkage. Don't lose old dllimport if decl has
5618 had address referenced. Tweak lookup of dllimport atribute.
5619 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5620 for target specific rules. Don't add dllimport attribute if
5621 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5622 dllimport attribute.
5623 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5624 * varasm.c (initializer_constant_valid_p): Replace
5625 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5629 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5630 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5631 (i[34567]86-*-mingw32*): Likewise.
5633 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5634 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5636 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5637 C++-specific code. Change return value to bool.
5638 (i386_pe_dllimport_p): Likewise.
5639 (associated_type): Simplify and make language-independent
5640 (i386_pe_encode_section_info): Replace override of ambiguous
5641 dllimport symbol refs with a gcc_assert.
5642 (i386_pe_valid_dllimport_attribute_p): Define.
5643 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5644 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5645 i386_pe_adjust_class_at_definition.
5646 * config/i386/winnt-stubs.c: New file. Define stub versions of
5647 lang-specific functions.
5648 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5649 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5650 i386_pe_adjust_class_at_definition.
5651 (i386_pe_valid_dllimport_attribute_p): Declare.
5652 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5653 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5654 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5657 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5658 dllimport attribute with test of DECL_DLLIMPORT_P.
5660 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5662 * combine.c (make_extraction): Correct offset computation.
5664 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5666 * config/cris/t-linux (LIMITS_H_TEST): Define.
5668 2005-10-12 Richard Henderson <rth@redhat.com>
5671 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5673 2005-10-12 Richard Guenther <rguenther@suse.de>
5675 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5677 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5680 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5681 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5684 2005-10-12 Richard Guenther <rguenther@suse.de>
5687 * varasm.c (output_constant): Correct typo from previous
5690 2005-10-11 Ian Lance Taylor <ian@airs.com>
5692 PR rtl-optimization/13931
5693 * combine.c: Revert patch of 2003-05-14, and:
5694 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5695 completely killed in the appropriate insn.
5696 (distribute_notes): Don't skip multiple hard register test for
5697 elim_i1 and elim_i2.
5699 2005-10-11 Richard Henderson <rth@redhat.com>
5702 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5703 to initialize a transparent union instead of a nop_expr.
5705 2005-10-11 Richard Henderson <rth@redhat.com>
5707 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5708 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5709 (tree_ssa_dce_loop): Call scev_reset.
5712 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5713 * tree-ssa-dce.c: Include cfgloop.h.
5714 (tree_ssa_dce_loop, pass_dce_loop): New.
5715 * tree-pass.h (pass_dce_loop): Declare it.
5716 * passes.c (init_optimization_passes): Use it.
5718 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5721 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5722 Only apply the optimization for rounding builtins if the inner
5723 cast is also an extension.
5725 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5728 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5729 mark_new_vars_to_rename instead of update_stmt.
5731 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5733 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5735 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5737 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5738 for setting MMX register to 0 rather than mmx.
5740 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5743 * configure.ac: Move gas check from mips specific case to common case.
5744 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5745 * configure: Regenerate
5746 * doc/install.texi: Update.
5748 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5751 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5753 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5755 * gcc.c (do_spec_1): Accept numeric characters in file name
5758 2005-10-10 Nick Clifton <nickc@redhat.com>
5760 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5761 describing the deleted arm_gen_rotated_half_load function.
5763 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5765 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5768 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5770 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5772 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5773 (EXTRA_MULTILIB_PARTS): Define.
5774 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5775 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5776 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5777 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5778 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5779 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5781 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5783 PR tree-optimization/24226
5784 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5785 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5786 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5789 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5791 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5793 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5796 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5797 Rewrite for no need for the early clobber.
5799 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5801 Merge from csl-arm-branch:
5802 2005-09-07 Paul Brook <paul@codesourcery.com>
5803 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5806 2005-04-30 Paul Brook <paul@codesourcery.com>
5807 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5808 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5810 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5811 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5812 (arm_override_options): Use TARGET_AAPCS_BASED.
5813 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5814 (PTRDIFF_TYPE): Use int for AAPCS.
5815 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5816 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5817 (DEFAULT_SHORT_ENUMS): Delete.
5818 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5820 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5821 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5822 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5823 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5825 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5826 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5828 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5829 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5831 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5832 * config.gcc (arm*-*-linux-gnueabi): Add it.
5833 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5835 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5836 * config/arm/linux-eabi.h: New file.
5837 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5838 (LINUX_TARET_LINK_SPEC): Likewise.
5839 (LINK_SPEC): Use it.
5840 * config/arm/t-linux-eabi: New file.
5842 2005-10-08 Steven Bosscher <stevenb@suse.de>
5845 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5847 (PARAM_SMS_DFA_HISTORY): Likewise.
5849 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5852 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5853 (load_register_parameters): Call it.
5854 (check_sibcall_argument_overlap_1): Likewise.
5855 (store_one_arg): Likewise.
5857 2005-10-07 James E. Wilson <wilson@specifix.com>
5859 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5860 DImode not VECINT24 for operand 2.
5863 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5867 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5868 fr_spill): Use destination_operand for operand 0.
5870 2005-10-07 DJ Delorie <dj@redhat.com>
5872 * varasm.c (output_constant): Limit error to expanding
5875 2005-10-07 Richard Guenther <rguenther@suse.de>
5878 * fold-const.c (fold_binary): Fix operand types during folding
5879 of X op (A, Y). Evaluation order of the side-effects of
5880 X and A are frontend-defined, so ensure we honour that even for
5881 tcc_comparison class operands; eased by removing duplicate code.
5883 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5885 * stor-layout.c (layout_type): Do not allow alignment of array
5886 elements to be greater than their size.
5888 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5890 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5892 (hppa*-*-linux*): Ditto.
5893 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5894 * config/host-hpux.c: New.
5895 * config/x-hpux: New.
5896 * config/pa/x-hpux: Remove.
5897 * config/pa/x-linux: Remove.
5898 * config/pa/pa-host.c: Remove.
5900 2005-10-07 Jeff Law <law@redhat.com>
5902 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5903 determine whether or not to try and thread outgoing edges.
5905 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5907 * config/rs6000/rs6000.md (eqsi_power): New.
5908 (neg_eq0si): Add TARGET_POWER to final condition.
5911 2005-10-06 Richard Henderson <rth@redhat.com>
5913 * config/rs6000/rs6000.c: Revert last change.
5915 2005-10-06 Richard Henderson <rth@redhat.com>
5917 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5918 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5920 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5924 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5925 out return_label and naked_return_label.
5927 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5929 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5932 2005-10-06 Richard Henderson <rth@redhat.com>
5935 * tree-inline.c (declare_return_variable): Handle modify_dest not
5938 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5940 Fix PR tree-optimization/22488
5941 * tree-ssa-structalias.c (check_for_overlaps): New function.
5942 (create_variable_info_for): Use it.
5944 2005-10-06 Richard Henderson <rth@redhat.com>
5947 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5948 (dwarf2out_start_source_file): Print it.
5950 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5952 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5954 2005-10-06 Richard Henderson <rth@redhat.com>
5957 * mode-switching.c (optimize_mode_switching): Clear transp bit
5958 for block with incomming abnormal edges.
5960 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5961 (fpscr_set_from_mem): Use them.
5962 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5963 (fpscr postinc splitters): Rewrite as peephole2+split.
5965 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5967 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5968 (eq<mode>_compare): Same.
5970 2005-10-06 Richard Guenther <rguenther@suse.de>
5972 PR tree-optimization/24238
5973 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5975 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5977 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5978 here. Use AC_PATH_PROG for environment variables instead of
5980 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5982 * configure: Regenerated.
5984 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5987 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5988 then force it into a register.
5989 (call_value): Likewise.
5991 2005-10-06 Richard Henderson <rth@redhat.com>
5994 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
5995 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
5996 under pass_vectorize.
5998 2005-10-05 Devang Patel <dpatel@apple.com>
6001 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
6002 handling constants. Check NAMESPACE_DECL context for constants.
6004 2005-10-05 Eric Christopher <echristo@apple.com>
6006 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
6008 2005-10-05 Richard Henderson <rth@redhat.com>
6011 * tree-cfg.c (mark_array_ref_addressable_1): New.
6012 (mark_array_ref_addressable): New.
6013 * tree-flow.h (mark_array_ref_addressable): Declare.
6014 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
6016 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
6020 * reload.c (subst_reloads): When adding a REG_LABEL to a
6021 jump instruction, also update JUMP_LABEL.
6023 2005-10-05 David Edelsohn <edelsohn@gnu.org>
6025 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
6026 * bb-reorder.c (copy_bb_p): Use it.
6027 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
6029 2005-10-05 Richard Henderson <rth@redhat.com>
6032 * toplev.c (process_options): Warn about unsupported combinations
6033 of unwind tables and omit-frame-pointer.
6034 * config/i386/i386.c (override_options): Similarly. Enable
6035 accumulate-outgoing-args if not explicitly disabled.
6037 2005-10-05 Steve Ellcey <sje@cup.hp.com>
6039 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
6040 Handle big endian vs. small endian.
6041 (vec_initv2sf): Handle big endian vs. small endian.
6042 (*vec_extractv2sf_1): Ditto.
6044 2005-10-05 Dale Johannesen <dalej@apple.com>
6046 * convert.c (convert_to_real): Don't convert
6047 (float)floor(double d) to floorf((float)d).
6049 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
6051 * config/arm/arm.md (insv): Use gen_int_mode in more places.
6053 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
6055 PR tree-optimization/18587
6056 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
6057 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6058 build_vuses): Change to VEC type.
6059 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
6060 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
6061 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
6062 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
6063 (get_name_decl): New. Return DECL_UID of base variable.
6064 (operand_build_cmp): New. qsort comparison routine.
6065 (operand_build_sort_virtual): New. Sort virtual build vector.
6066 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6067 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6068 (FINALIZE_BASE): Use get_name_decl.
6069 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6070 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6071 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6072 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6073 direct VEC_* manipulations.
6074 (build_ssa_operands): Call operand_build_sort_virtual.
6075 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6076 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6077 with direct VEC_* manipulations.
6078 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6079 with direct VEC manipulations.
6081 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6083 PR tree-optimization/21419
6084 PR tree-optimization/24146
6085 PR tree-optimization/24151
6087 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6088 (build_asm_expr): Call it if outputs are read-only.
6089 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6091 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6092 Paolo Bonzini <bonzini@gnu.org>
6096 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6097 enable the instructions and not just the built-ins.
6098 * doc/invoke.texi (x86 Options): Likewise.
6100 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6102 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6104 * doc/invoke.texi (Option Summary): Correct spelling
6105 of -mmacosx-version-min.
6107 2005-10-04 Devang Patel <dpatel@apple.com>
6109 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6112 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6114 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6115 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6117 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6119 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6120 ("TE","tg"): New mode attributes.
6121 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6122 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6123 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6124 dword_mode and one for GPRmode.
6126 2005-10-04 Ian Lance Taylor <ian@airs.com>
6128 PR preprocessor/13726
6129 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6130 any comments passed in.
6132 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6134 * tree.c (annotate_with_file_line): Fix typo.
6136 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6139 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6140 type used to access data in the inlined length == 1 case, use
6141 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6142 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6144 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6146 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6147 TARGET_SSE3 and only for TARGET_80387.
6148 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6149 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6150 Do not depend on TARGET_80387.
6152 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6154 * tree.c (last_annotated_node): Change type to location_t*.
6155 (annotate_with_file_line): Reflect the change of
6156 last_annotated_node type.
6158 2005-10-04 Richard Guenther <rguenther@suse.de>
6161 * c-decl.c (grokdeclarator): Don't write to fields
6164 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6167 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6169 * varasm.c (make_decl_rtl): If a register variable does not
6170 have a set user assmbler name, error out.
6171 Decode the asmspec is now name+1 bypassing '*'.
6173 2005-10-04 Steven Bosscher <stevenb@suse.de>
6175 PR tree-optimization/23049
6176 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6177 of a COND_EXPR is folded before calling fold on the whole rhs of a
6178 conditional assignment.
6179 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6180 document that a COND_EXPR may appear there.
6182 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6185 * tree-vrp.c (extract_range_from_assert): If the new numeric
6186 range created out of the assertion contradicts the existing
6187 numeric range of the ASSERT_EXPR variable, make the new range
6190 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6192 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6193 from T_REGS to FP register class.
6195 2005-10-03 Richard Henderson <rth@redhat.com>
6198 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6199 before creating a new one.
6201 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6203 * config/rs6000/t-aix43 (LDFLAGS): New.
6204 * config/rs6000/t-aix52 (LDFLAGS): New.
6206 2005-10-03 Ian Lance Taylor <ian@airs.com>
6208 * gimplify.c (find_single_pointer_decl_1): New static function.
6209 (find_single_pointer_decl): New static function.
6210 (internal_get_tmp_var): For a formal variable, set restrict base
6211 information if appropriate.
6212 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6214 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6215 (DECL_GET_RESTRICT_BASE): Define.
6216 (SET_DECL_RESTRICT_BASE): Define.
6217 (decl_restrict_base_lookup): Declare.
6218 (decl_restrict_base_insert): Declare.
6219 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6220 * tree.c (restrict_base_for_decl): New static variable.
6221 (init_ttree): Initialize restrict_base_for_decl.
6222 (copy_node_stat): Copy restrict base information.
6223 (decl_restrict_base_lookup): New function.
6224 (decl_restrict_base_insert): New function.
6225 (print_restrict_base_statistics): New static function.
6226 (dump_tree_statistics): Call print_restrict_base_statistics.
6228 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6231 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6232 case of anti-ranges.
6234 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6237 * c-typeck.c (tagged_tu_seen): Rename to ...
6238 (tagged_tu_seen_cache): this and add val field.
6239 (comptypes): Move functional to comptypes_internal
6240 and free tagged_tu_seen.
6241 (comptypes_internal): New function and call comptypes_internal
6242 instead of comptypes. Speed up by sibcalling
6243 tagged_types_tu_compatible_p.
6244 (alloc_tagged_tu_seen): New function
6245 (free_all_tagged_tu_seen_up_to): New function.
6246 (tagged_types_tu_compatible_p): Return the val of the seen two
6248 Add that the two types are the same to tagged_tu_seen_base
6249 if they are and call comptypes_internal instead of comptypes.
6250 <case UNION_TYPE>: Speed up common type where the fields are
6252 (function_types_compatible_p): Call comptypes_internal instead of
6254 (type_lists_compatible_p): Likewise.
6255 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6257 2005-10-02 Matthias Klose <doko@debian.org>
6259 * doc/invoke.texi: Fix typo and speling error.
6261 2005-10-01 Richard Henderson <rth@redhat.com>
6263 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6265 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6267 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6268 using --start-group and --end-group.
6270 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6272 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6273 FIXME note regarding quirky semantics.
6275 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6278 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6279 non-null range as a last resort.
6281 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6282 Diego Novillo <dnovillo@redhat.com>
6285 * tree-vrp.c (extract_range_from_assert): For !=
6286 assertions, only build an anti-range if LIMIT is a
6287 single-valued range.
6289 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6291 * arm.md (movqi): On thumb when optimizing, handle loading from
6292 memory by describing this as taking a subreg of a zero-extended load
6293 into an SImode register.
6296 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6298 * reload1.c (merge_assigned_reloads): Do not change any
6299 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6301 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6303 * Makefile.in (LIPO_FOR_TARGET): Define.
6304 (STRIP_FOR_TARGET): Define.
6306 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6307 before creating new ones. Do symlinks before creating the actual
6310 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6311 to work out which multilibs are actually being built.
6313 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6315 * tree-vect-transform.c, config/ms1/ms1.md,
6316 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6317 Follow spelling conventions.
6318 * doc/invoke.texi, doc/md.texi: Fix typos.
6320 2005-09-30 Andrew Macleod <amacleod@redat.com>
6322 PR tree-optimization/21430
6323 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6324 use operands, and set stmt pointer if need be.
6325 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6326 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6329 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6332 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6334 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6336 * optabs.c (expand_binop): Initialize first_pass_p.
6338 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6341 * c-decl.c (c_write_global_declarations_1): If any
6342 wrapup_global_declaration_2 call returned true, restart the loop.
6344 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6346 Fix PR tree-optimization/24117
6347 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6348 before considering whether to use anyoffset.
6350 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6354 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6356 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6358 (swap_commutative_operands_with_target): New.
6360 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6363 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6366 2005-09-29 Steven Bosscher <stevenb@suse.de>
6368 PR tree-optimization/23911
6369 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6370 and IMAGPART_EXPR too.
6372 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6375 * expmed.c (expand_shift): Move logic to reverse rotation
6376 direction when rotating by constants ...
6377 * optabs.c (expand_binop): ... here.
6378 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6379 (ix86_rotrdi3): New pattern.
6380 (rotldi3): Handle 32-bit mode.
6381 (ix86_rotldi3): New pattern.
6383 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6386 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6387 check for numbers that need no bit twiddle.
6389 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6391 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6392 multilib to be built.
6394 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6395 (stage1-start): Delete old libgcc and libunwind before moving
6396 anything into the stage directory.
6397 (stage2-start): Likewise.
6398 (stage3-start): Likewise.
6399 (stage4-start): Likewise.
6400 (stageprofile-start): Likewise.
6401 (stagefeedback-start): Likewise.
6402 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6403 header in tm_file and CPU-specific t-darwin in tmake_file.
6404 (i[34567]86-*-darwin*): Don't change tm_file.
6405 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6406 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6407 shared library stub for target OS version.
6408 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6409 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6410 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6411 (libgcc_s.%.dylib): New.
6413 (install-darwin-libgcc-stubs): New.
6414 (INSTALL_LIBGCC): New append.
6415 * config/i386/darwin-libgcc.10.4.ver: New.
6416 * config/i386/darwin-libgcc.10.5.ver: New.
6417 * config/i386/t-darwin: New.
6418 * config/rs6000/darwin-libgcc.10.4.ver: New.
6419 * config/rs6000/darwin-libgcc.10.5.ver: New.
6420 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6421 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6423 2005-09-28 Paul Brook <paul@codesourcery.com>
6425 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6428 2005-09-28 Richard Guenther <rguenther@suse.de>
6430 PR tree-optimization/23853
6431 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6432 host_integerp to verify misalignment value.
6434 2005-09-28 Richard Henderson <rth@redhat.com>
6436 * builtins.c (get_builtin_sync_mode): New.
6437 (expand_builtin_sync_operation): Pass in mode argument.
6438 (expand_builtin_compare_and_swap): Likewise.
6439 (expand_builtin_lock_test_and_set): Likewise.
6440 (expand_builtin_lock_release): Likewise.
6441 (expand_builtin): Update to match.
6443 2005-09-28 Nick Clifton <nickc@redhat.com>
6445 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6446 formatting. Add check to PLUS case to ensure that the offset is
6447 within an acceptable range.
6449 * config/v850/v850.md (casesi): Disable the generation of the
6450 switch pattern as it is not being handled properly at the moment.
6452 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6453 for when the high words are identical.
6455 2005-09-27 Richard Henderson <rth@redhat.com>
6457 * pretty-print.c (pp_base_format): Fix typo for %>.
6459 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6460 Devang Patel <dpatel@apple.com>
6462 PR tree-optimization/23625
6463 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6464 LABEL_EXPR, assertion check.
6466 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6468 * optabs.c (no_conflict_move_test): Check if a result of a
6469 to-be-moved insn would be clobbered by an originally
6472 2005-09-27 Jeff Law <law@redhat.com>
6474 * passes.c (init_optimization_passes): Replace copy propagation
6475 passes immediately after DOM with phi-only copy propagation
6476 pases. Add phi-only copy propagation pass after first DOM pass.
6477 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6478 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6479 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6480 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6481 to init_copy_prop. Callers updated.
6482 (do_phi_only_copy_prop): New function.
6483 (pass_phi_only_copy_prop): New pass descriptor.
6485 2005-09-27 Nick Clifton <nickc@redhat.com>
6487 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6489 2005-09-26 Jason Merrill <jason@redhat.com>
6492 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6494 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6496 2005-09-26 James E Wilson <wilson@specifix.com>
6498 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6499 copyright. Add gcc copyright plus libgcc exception.
6500 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6502 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6504 2005-09-26 Jeff Law <law@redhat.com>
6506 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6507 about when to iterate.
6509 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6512 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6513 for __complex__ double in -mcpu=G5 mode.
6515 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6517 PR tree-optimization/23942
6518 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6519 * tree-scalar-evolution.c: Include params.h.
6521 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6522 follow_ssa_edge_in_condition_phi_branch,
6523 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6524 Change return type to t_bool. Use a parameter to limit the size of
6525 trees that are walked before stopping
6526 (analyze_evolution_in_loop): Initialize the limit to 0.
6527 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6528 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6530 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6533 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6534 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6536 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6538 * combine.c (make_extraction): Check for valid use of subreg.
6540 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6543 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6544 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6545 ("fist<mode>2_with_temp"): Use only register operands.
6547 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6549 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6550 CALL_INSN_FUNCTION_USAGE.
6552 2005-09-26 Richard Guenther <rguenther@suse.de>
6555 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6556 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6557 (ldst_entry): Use the hashtable instead of list-walking.
6558 (find_rtx_in_ldst): Likewise.
6559 (free_ldst_entry): Free the hashtable.
6560 (compute_ld_motion_mems): Create the hashtable.
6561 (trim_ld_motion_mems): Remove entry from hashtable if
6562 removing it from list.
6563 (compute_store_table): Likewise^2.
6564 (store_motion): Free hashtable in case we did not see
6567 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6569 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6570 and arg1 if we are passing them to fold_build2.
6572 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6575 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6578 2005-09-25 Richard Henderson <rth@redhat.com>
6580 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6581 SYMBOL_REF_TLS_MODEL to be correct.
6583 2005-09-24 Richard Henderson <rth@redhat.com>
6585 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6586 end of function. Reindent.
6588 2005-09-24 Ian Lance Taylor <ian@airs.com>
6590 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6591 NEGATE_EXPR/BIT_NOT_EXPR case.
6593 2005-09-24 Richard Henderson <rth@redhat.com>
6595 * c-common.c (handle_mode_attribute): When not modifying in place,
6596 create subtypes for enumerations.
6597 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6598 * gimplify.c (create_tmp_from_val): Likewise.
6600 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6602 * config/i386/i386.md (*tls_global_dynamic_64,
6603 *tls_local_dynamic_base_64): Add missing mode to call.
6604 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6606 2005-09-24 Jan Hubicka <jh@suse.cz>
6608 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6609 (cgraph_clone_node): Likewise.
6610 * cgraph.h (cgraph_clone_edge): Update prototype.
6611 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6612 duplicated prototypes; add updating argument.
6613 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6614 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6616 (cgraph_mark_inline_edge): Likewise.
6617 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6618 (cgraph_flatten_node): Likewise.
6619 (cgraph_decide_recursive_inlining): Likewise.
6620 (cgraph_decide_inlining_of_small_function): Likewise.
6621 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6623 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6624 Pete Steinmetz <steinmtz@us.ibm.com>
6626 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6627 (rldic.): Set type to "compare".
6629 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6630 mfjmpr for MFCTR/MFLR.
6631 (movdf_hardfloat64): Same.
6632 (movdf_softfloat64): Same. Correct order of store and move types.
6633 (movti_string): Set type to store_ux/load_ux.
6634 (load_multiple): Set type to load_ux.
6635 (store_multiple): Set type to store_ux.
6636 (movmemsi): Set type to store_ux.
6637 (output_cbranch direct_return): Set type to jmpreg.
6638 (stmw): Set type to store_ux.
6639 (lmw): Set type to load_ux.
6640 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6641 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6642 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6643 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6644 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6645 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6646 (rios1-fpstore): Increase latency to 3.
6647 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6648 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6650 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6651 Andrew Pinski <pinskia@physics.uc.edu>
6653 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6654 operand2 constraint to "b".
6655 (sync_<fetchop_name>di_internal): Same.
6656 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6658 (sync_old_<fetchop_name>di_internal): Same.
6659 (sync_new_<fetchop_name>si_internal): Same.
6660 (sync_new_<fetchop_name>di_internal): Same.
6662 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6665 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6666 case, define as macros.
6668 PR rtl-optimization/23837
6669 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6670 clobber / clobber match between dest and p->first.
6672 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6673 (no_conflict_move_test): Update comments.
6675 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6677 * doc/install.texi: Update URL for Jacks.
6678 * doc/sourcebuild.texi: Likewise.
6680 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6683 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6684 registers when choosing register preferences.
6685 (movdf_hardfloat64): Same.
6687 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6689 * expmed.c (expand_shift): Don't use the target of the rotate as
6690 target for the first expanded shift insn.
6691 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6693 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6695 PR tree-optimization/22438
6696 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6697 preserved iv rhs rewriting specially.
6699 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6701 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6702 estimate_only is true.
6703 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6704 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6705 tree-ssa-structalias.c
6706 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6707 ref_contains_indirect_ref.
6708 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6710 2005-09-21 DJ Delorie <dj@redhat.com>
6712 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6714 (mn10300_return_in_memory): Support variable size types also.
6715 (mn10300_pass_by_reference): Likewise.
6716 (mn10300_function_value): New.
6717 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6718 (FUNCTION_OUTGOING_VALUE): Likewise.
6719 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6720 * doc/invoke.texi: Document it.
6722 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6725 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6726 force integer op1 into register for XFmode compares.
6728 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6731 * expmed.c (alg_code): Add alg_impossible.
6732 (alg_hash_entry): Add cost.
6733 (synth_mult): Record alg_impossible in the hash table if
6734 multiplication by a given integer is impossble within the
6735 limit. Speed up using alg_impossible.
6737 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6739 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6740 argument. Allow and set any offset if needs_anyoffset is passed
6742 (get_constraint_for): Add argument here too.
6744 (do_structure_copy): Pass NULL to get_constraint_for.
6745 (handle_ptr_arith): Ditto.
6746 (find_func_aliases): Ditto.
6748 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6750 PR rtl-optimization/23898
6751 * output.h (get_attr_min_length): Declare.
6752 * final.c (get_attr_length_1): New function, broken out of:
6754 (get_attr_min_length): New function.
6755 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6756 (duplicate_computed_gotos): Likewise.
6757 * genattr.c (insn_min_length): Generate declaration.
6758 * genattrtab.c (min_fn, min_attr_value): New functions.
6759 (make_length_attrs): Generate insn_min_length.
6761 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6763 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6765 2005-09-20 Richard Henderson <rth@redhat.com>
6767 PR tree-optimization/24059
6768 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6771 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6773 * c.opt (fextended-identifiers): New.
6774 * c-opts.c (c_common_handle_option): Handle
6775 -fextended-identifiers.
6776 * doc/cpp.texi: Update documentation of extended identifiers.
6777 * doc/cppopts.texi (-fextended-identifiers): Document.
6779 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6781 PR tree-optimization/23929
6782 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6785 PR tree-optimization/23818
6786 * tree-stdarg.c (execute_optimize_stdarg): Call
6787 calculate_dominance_info.
6789 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6791 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6792 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6793 (compute_overlap_steps_for_affine_1_2): Use
6794 get_number_of_iters_for_loop.
6795 (analyze_subscript_affine_affine): Check whether difference is
6797 Use get_number_of_iters_for_loop.
6798 Check whether overlap occurs outside of bounds.
6799 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6801 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6803 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6804 base register if possible.
6806 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6808 PR tree-optimization/18463
6809 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6810 converting it directly is not possible.
6811 (chrec_convert_aggressive): New function.
6812 * tree-chrec.h (chrec_convert_aggressive): Declare.
6813 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6814 Fold chrec conversions aggressively if asked to.
6815 (instantiate_parameters): Modified because of changes in
6816 instantiate_parameters_1.
6818 2005-09-19 Richard Henderson <rth@redhat.com>
6820 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6821 (reduc_splus_v2df): New.
6823 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6825 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6826 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6828 2005-09-19 Richard Henderson <rth@redhat.com>
6830 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6833 2005-09-19 Richard Henderson <rth@redhat.com>
6835 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6836 (ia64_expand_dot_prod_v8qi): New.
6837 * config/ia64/ia64-protos.h: Update.
6838 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6839 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6840 sdot_prodv8qi, sdot_prodv4hi): New.
6841 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6843 2005-09-19 Richard Henderson <rth@redhat.com>
6846 * real.c (exact_real_truncate): Return false if the format cannot
6847 represent the number as a normal.
6849 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6850 for a memory source.
6852 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6854 * tree-ssa-operands.c (swap_tree_operands): Export.
6855 * tree.h (swap_tree_operands): Declare.
6856 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6857 Call swap_tree_operands.
6859 2005-09-19 Richard Henderson <rth@redhat.com>
6861 * tree-flow.h (merge_alias_info): Declare.
6862 * tree-ssa-copy.c (merge_alias_info): Export.
6863 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6864 (vect_create_data_ref_ptr): Use create_iv directly.
6865 (vectorizable_load): Use correct types for integer constants.
6866 (vect_generate_tmps_on_preheader): Likewise.
6867 (vect_gen_niters_for_prolog_loop): Likewise.
6869 2005-09-19 Steven Bosscher <stevenb@suse.de>
6871 PR rtl-optimization/23943
6872 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6874 2005-09-18 Jan Hubicka <jh@suse.cz>
6876 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6878 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6880 * varasm.c (output_constant): Do not abort on conversions to union
6881 types between different sizes.
6883 2005-09-18 Richard Guenther <rguenther@suse.de>
6886 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6889 2005-09-18 Paul Brook <paul@codesourcery.com>
6891 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6893 2005-09-17 Richard Henderson <rth@redhat.com>
6895 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6896 * tree-ssa-loop.c (pass_vect_dce): Remove.
6897 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6900 2005-09-17 Richard Henderson <rth@redhat.com>
6902 * tree-pass.h (pass_vect_dce): Declare.
6903 * passes.c (init_optimization_passes): Add it.
6904 * tree-flow.h (tree_ssa_dce): Declare.
6905 * tree-ssa-dce.c (tree_ssa_dce): Export.
6906 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6907 (gate_tree_vectorize): ... here.
6908 (pass_vect_dce): New.
6910 2005-09-17 Jan Hubicka <jh@suse.cz>
6912 * except.c (struct eh_status): Turn region_array into vec.
6913 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6914 convert_from_eh_region_ranges, find_exception_handler_labels,
6915 current_function_has_exception_handlers, assign_filter_values,
6916 build_post_landing_pads, dw2_build_landing_pads,
6917 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6918 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6919 foreach_reachable_handler, can_throw_internal_1,
6920 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6922 (duplicate_eh_region_1): Update region_array.
6923 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6925 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6928 * expmed.c (expand_mult): Substitute simple register for op0 when
6931 2005-09-17 Richard Henderson <rth@redhat.com>
6933 * expr.c (emit_move_via_integer): Add force argument, pass it on
6934 to emit_move_change_mode. Update callers.
6935 (emit_move_complex): Pass true to new force argument.
6936 * function.c (expand_function_end): Move expand_eh_return call
6937 earlier. Merge sub-word complex values into a pseudo before
6938 copying to the return hard register.
6940 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6942 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6943 between different sizes.
6945 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6949 * passes.c (init_optimization_passes): Register dump files for
6952 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6954 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6955 * config/s390/s390.c (s390_overlap_p): New function.
6956 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6957 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6960 2005-09-16 Richard Guenther <rguenther@suse.de>
6962 * ipa-pure-const.c (static_execute): Free auxiliar information.
6963 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6964 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6966 2005-09-15 DJ Delorie <dj@redhat.com>
6968 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6970 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6972 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6974 (swap_commutative_operands_with_target): New.
6976 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6978 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6981 (estimate_iters_using_array): New function.
6982 * tree-data-ref.h (estimate_iters_using_array): Prototype
6983 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6984 Use estimate_iters_using_array instead of analyze_array.
6986 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6988 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
6991 2005-09-15 Michael Matz <matz@suse.de>
6993 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
6995 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
6997 PR tree-optimization/23835
6998 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
6999 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
7001 2005-09-14 Richard Henderson <rth@redhat.com>
7003 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
7004 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
7006 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
7008 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
7009 in the ARRAY_TYPE case.
7011 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
7013 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
7015 2005-09-14 Uros Bizjak <uros@kss-loka.si>
7018 * tree-vect-transform.c (vectorizable_operation): Return false for
7019 scalar shift operations and for vector shift operations with
7020 non-invariant shift arguments. Use scalar tree operand op1 as
7021 a shift operand when vector shift insn pattern uses scalar shift
7023 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
7025 2005-09-14 Olivier Hainque <hainque@adacore.com>
7027 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
7028 value if it has side-effects.
7030 2005-09-14 David Edelsohn <edelsohn@gnu.org>
7033 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
7035 2005-09-14 Alan Modra <amodra@bigpond.net.au>
7037 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
7038 passed as NAME as if it were label at start of function code.
7040 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
7042 * config/sh/sh.md (*movv4sf_i): Add general register cases to
7045 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
7047 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
7048 as early clobber. Rewrite so the PIC register is not implicitly used.
7050 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7052 * tree.c (annotate_with_file_line): Compare line numbers before
7055 2005-09-13 Uros Bizjak <uros@kss-loka.si>
7058 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
7059 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
7061 2005-09-13 Ian Lance Taylor <ian@airs.com>
7063 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
7064 than a HOST_WIDEST_INT to gen_doloop_begin.
7066 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7068 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7070 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7072 PR tree-optimize/23817
7073 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7075 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7078 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7079 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7080 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7081 (restore_stack_nonlocal): Likewise.
7082 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7084 2005-09-12 Ian Lance Taylor <ian@airs.com>
7087 * c.opt (ffriend-injection): New C++ option.
7088 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7089 (C++ Dialect Options): Document -ffriend-injection.
7091 2005-09-12 Josh Conner <jconner@apple.com>
7094 * ipa-reference.c (static_execute): Don't mark variables in
7095 named sections TREE_READONLY.
7097 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7099 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7102 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7104 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7105 V_MUST_DEF instead of just the first_use_p.
7106 Don't mark the virtual variables for renaming on the statement which
7108 (pass_dse): Remove TODO_update_ssa.
7110 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7113 * stor-layout.c (compute_record_mode): For records with a single
7114 field, actually check the field's mode size against the type size.
7116 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7117 registers for TARGET_SHMEDIA.
7118 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7119 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7120 of GENERAL_REGS and FP_REGS.
7122 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7124 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7126 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7128 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7129 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7130 are omitted. Exclude stack_tie insn too.
7132 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7134 PR rtl-optimization/23098
7135 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7137 * config/rs6000/rs6000.md (movdf splitter): Use
7138 const_double_operand predicate for TARGET_POWERPC64.
7139 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7140 SYMBOL_REF method to ABI_V4.
7142 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7143 replace_equiv_address.
7144 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7145 rs6000_sr_alias_set and MEM_NOTRAP.
7146 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7148 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7150 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7151 handle CALL_EXPR again.
7153 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7155 * arm/predicates.md (alignable_memory_operand): Delete.
7157 2005-09-10 Richard Henderson <rth@redhat.com>
7160 * dbxout.c (dbxout_expand_expr): New.
7161 (dbxout_symbol): Use it.
7163 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7165 * arm.c (arm_gen_rotated_half_load): Delete.
7166 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7167 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7168 (thumb_set_return_address): Likewise.
7169 (thumb_load_double_from_address): Use adjust_address.
7170 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7171 (extendhsisi2_mem, movhi_bytes): Use change_address.
7172 (movhi): Use widen_memory_access.
7173 (reload_out_df): Use replace_equiv_address.
7174 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7176 2005-09-09 Richard Henderson <rth@redhat.com>
7179 * dbxout.c: Include expr.h.
7180 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7181 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7182 * Makefile.in (dbxout.o): Add EXPR_H.
7184 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7186 PR tree-optimization/23509
7187 * tree-cfg.c (replace_uses_by): Use replace_exp.
7188 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7189 pointers have name_mem_tag or type_mem_tag set.
7191 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7193 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7194 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7195 of wrongly accessing operands.
7197 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7199 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7200 * tree-chrec.c: Include tree-scalar-evolution.h.
7201 (chrec_convert): Instantiate the base and step before calling
7202 scev_probably_wraps_p that would fail on parametric evolutions.
7203 Collect all the fails into a single section failed_to_convert,
7204 print a diagnostic, and return chrec_dont_know instead of calling
7206 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7207 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7209 (scev_const_prop): Don't replace the definition of a loop closed ssa
7210 phi node by itself, or by another loop closed ssa phi node.
7211 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7212 that base and step are defined.
7214 2005-09-09 Richard Guenther <rguenther@suse.de>
7217 * fold-const.c (fold_ternary): Check truth_value_p before
7218 calling invert_truthvalue.
7220 2005-09-09 Nick Clifton <nickc@redhat.com>
7222 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7223 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7224 dimension of these arrays.
7225 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7227 * longlong.h: Only provide a prototype for the __clz_tab[] array
7228 if this header has not been included from libgcc2.h.
7229 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7231 Provide prototypes for exported functions.
7232 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7235 2005-09-08 Josh Conner <jconner@apple.com>
7239 * expr.c (expand_expr_addr_expr_1): Don't invoke
7240 expand_simple_binop for EXPAND_INITIALIZER.
7242 2005-09-08 Richard Henderson <rth@redhat.com>
7245 * toplev.c (wrapup_global_declaration_1): Split out ...
7246 (wrapup_global_declaration_2): ... from ...
7247 (wrapup_global_declarations): ... here. Return bool.
7248 (check_global_declaration_1): Split out ...
7249 (check_global_declarations): from here.
7250 (emit_debug_global_declarations): New.
7251 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7252 check_global_declaration_1, emit_debug_global_declarations): Declare.
7253 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7254 of decls. Call wrapup_global_declaration_1,
7255 wrapup_global_declaration_2, check_global_declaration_1 directly.
7256 (c_write_global_declarations_2): New.
7258 (c_write_global_declarations): Call c_write_global_declarations_2.
7259 * langhooks.c (write_global_declarations): Call
7260 emit_debug_global_declarations.
7262 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7263 remove decls that have DECL_RTL_SET_P.
7264 * passes.c (rest_of_decl_compilation): Invoke
7265 cgraph_varpool_finalize_decl for all but functions.
7267 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7269 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7270 the result of a conversion if the new min and max cannot be compared.
7272 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7274 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7275 (override_options): Setting s390_sr_alias_set removed.
7276 (save_fpr, save_gprs): Set alias set to vararg or frame.
7277 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7278 s390_sr_alias_set with get_frame_alias_set ().
7279 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7280 get_varargs_alias_set ().
7282 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7286 * c-parser.c (c_parser_objc_method_definition): If the next
7287 token is not "{", error out and don't start the function.
7289 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7291 * tree-vrp.c (extract_range_from_expr): Move the check for non
7292 nullness after the check for gimple invariant.
7294 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7296 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7298 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7301 * config/m32r.md (movmemsi_internal): Canonicalize order of
7302 operands in PLUS component of template.
7304 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7306 * reload1.c (fixup_eh_region_note): Remove assertion.
7307 (fixup_abnormal_edges): Reverted removal of call to
7308 find_many_sub_basic_blocks made on 2005-08-31.
7310 2005-09-07 Richard Henderson <rth@redhat.com>
7312 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7313 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7314 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7315 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7316 rearrange for better packing.
7317 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7318 (lookup_cfa_1): Remove inline marker.
7319 (cfa_equal_p): Split out of ...
7320 (def_cfa_1): ... here. Use INVALID_REGNUM.
7321 (build_cfa_loc): Handle !cfa->indirect.
7322 (frame_pointer_cfa_offset): New.
7323 (dbx_reg_number): Assert register elimination performed; do
7324 leaf register remapping.
7325 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7326 (eliminate_reg_to_offset): New.
7327 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7328 for verifiably local stack frame addresses; re-base to CFA.
7329 (mem_loc_descriptor): Remove can_use_fbreg argument.
7330 (concat_loc_descriptor, loc_descriptor): Likewise.
7331 (containing_function_has_frame_base): Remove.
7332 (rtl_for_decl_location): Don't do register elimination or
7333 leaf register remapping here.
7334 (secname_for_decl): Split out from ..
7335 (add_location_or_const_value_attribute): ... here.
7336 (convert_cfa_to_loc_list): New.
7337 (compute_frame_pointer_to_cfa_displacement): New.
7338 (gen_subprogram_die): Use them.
7339 * tree.h (frame_base_decl): Remove.
7340 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7341 (prologue_stack_adjust): Remove.
7342 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7343 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7344 (set_frame_base_location): Remove.
7345 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7346 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7347 (vt_add_function_parameters): Don't eliminate_regs.
7348 (vt_initialize): Don't create frame_base_decl.
7350 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7352 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7353 version of GNU binutils for 4.x and later.
7355 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7357 * ggc-page.c (ggc_push_context): Remove.
7358 (ggc_pop_context): Likewise.
7359 * ggc.h (ggc_push_context): Remove.
7360 (ggc_pop_context): Likewise.
7362 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7365 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7366 returning from an interrupt handler.
7368 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7371 * config/arc/arc.c (output_shift): Add check for loop count when
7374 2005-09-06 Steven Bosscher <stevenb@suse.de>
7376 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7378 (abs_replacement): Likewise.
7379 (pass_phiopt): Remove TODO_update_ssa.
7381 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7384 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7385 if "return with no value, in function returning non-void" warning
7387 * tree-cfg.c (execute_warn_function_return): Don't look at
7388 RETURN_EXPRs with TREE_NO_WARNING set.
7391 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7392 for internal functions doesn't use registers used by global registers
7393 variables. Use fewer register parameters if there are global register
7396 2005-09-06 Olivier Hainque <hainque@adacore.com>
7397 Eric Botcazou <ebotcazou@adacore.com>
7400 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7401 when we would be extracting outside its bit span (bitpos+bitsize
7402 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7403 Ada unchecked conversions.
7405 2005-09-06 Steven Bosscher <stevenb@suse.de>
7407 * tree-ssa-pre.c (try_look_through_load): New function.
7408 (compute_avail): Use it to try to look through loads for some
7409 more useful expressions.
7411 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7413 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7414 condition for detecting cases like (a&a) and (a^a).
7416 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7418 * common.opt: Add option ftree-vect-loop-version.
7419 * params.def: Add --param vect-max-version-checks.
7420 * doc/invoke.texi: Document ftree-vect-loop-version and
7421 --param vect-max-version-checks.
7422 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7423 may_misalign_stmts and defines for accessors.
7424 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7425 LOOP_VINFO_MAY_MISALIGN_STMTS.
7426 (destroy_loop_vec_info): VEC_free for
7427 LOOP_VINFO_MAY_MISALIGN_STMTS.
7428 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7429 Update documentation.
7430 (vect_update_misalignment_for_peel): New.
7431 (vect_enhance_data_refs_alignment): Update to choose loop
7432 peeling or loop versioning if appropriate for the (potentially)
7433 unaligned data references in the loop.
7434 (vect_analyze_data_refs_alignment): Remove call to
7435 vect_enhance_data_refs_alignment so the checks can be done
7437 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7438 and move up call to vect_analyze_data_refs_alignment.
7439 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7440 (vect_transform_loop): Add call to loop_version.
7442 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7444 PR rtl-optimization/23098
7445 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7446 * simplify-rtx.c (constant_pool_reference_p): New function.
7447 * rtl.h (constant_pool_reference_p): New prototype.
7448 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7449 constant_pool_reference_p in condition and
7450 avoid_constant_pool_reference in preparation statements.
7452 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7454 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7455 STRICT_LOW_PART SETs.
7457 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7460 * except.c (sjlj_emit_function_enter): Find the function begin
7461 note even when it's not in first basic block.
7463 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7465 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7466 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7467 * aclocal.m4: Regenerate.
7469 2005-09-05 DJ Delorie <dj@redhat.com>
7471 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7474 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7476 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7477 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7478 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7479 Follow spelling conventions.
7480 * doc/invoke.texi: Follow spelling conventions.
7482 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7484 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7485 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7486 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7488 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7491 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7492 (output_stack_adjust): Use gen_tmp_stack_mem.
7493 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7494 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7495 (sh_get_pr_initial_val): Likewise.
7496 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7497 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7498 * sh.md (divsi_inv_m0): Use gen_const_mem.
7499 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7500 (movdf_i4+1): Use gen_tmp_stack_mem.
7501 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7502 (fpu_switch+2): Likewise.
7503 (movv4sf_i, movv16sf_i): Use adjust_address.
7504 (symGOT_load): Set MEM_NOTRAP_P bit.
7506 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7509 * pa.c (emit_move_sequence): Fix typo in last change.
7511 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7513 PR rtl-optimization/23454
7514 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7517 2005-09-03 Richard Henderson <rth@redhat.com>
7518 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7521 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7524 2005-09-02 Nicolas Pitre <nico@cam.org>
7526 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7527 to bit_count to 32 bits.
7529 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7532 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7533 generating synthetic loads from volatile lvalues.
7535 005-09-02 Nick Clifton <nickc@redhat.com>
7537 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7538 __ctzhi2, __clzhi2): New functions.
7540 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7543 * tree-nested.c (struct var_map_elt): Mark with GTY.
7544 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7546 (lookup_field_for_decl): Allocate new element in GC memory.
7547 (lookup_tramp_for_decl): Likewise.
7548 (convert_nl_goto_reference): Likewise
7549 (create_nesting_tree): Allocate info in GC memory. Likewise for
7551 (free_nesting_tree): Free with ggc_free instead of free.
7552 (root): New static variable.
7553 (lower_nested_functions): Remove root as local variable. And zero out
7554 root at the end of the function.
7556 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7558 PR rtl-optimization/20365
7559 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7560 to short. New member ix.
7561 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7562 (simplify_plus_minus): Initialize ix members before calling qsort.
7564 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7566 PR tree-optimization/23626
7567 * tree-cfg.c (replace_uses_by): Clean up eh info.
7569 2005-09-01 DJ Delorie <dj@redhat.com>
7571 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7574 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7576 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7577 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7580 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7582 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7583 do not issue warning for a variable definition following
7586 2005-09-01 Richard Henderson <rth@redhat.com>
7589 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7590 conversion to CONST_VECTOR.
7592 2005-09-01 Richard Henderson <rth@redhat.com>
7595 * reload1.c (reload_as_needed): Check !CALL_P before calling
7596 fixup_eh_region_note.
7597 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7599 2005-09-01 DJ Delorie <dj@redhat.com>
7601 * varasm.c (output_constant): Let the target resolve
7602 conversions of addresses to non-default pointer sizes.
7604 2005-09-01 Nicolas Pitre <nico@cam.org>
7606 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7607 to alow matching ARM pre-indexed addressing mode.
7608 (arm_override_options): Remove now irrelevant comment.
7610 2005-09-01 Phil Edwards <phil@codesourcery.com>
7612 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7613 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7614 * config/i386/vxworks.h: Likewise.
7615 * config/i386/t-vxworksae: New file, for VxWorks AE.
7616 * config/i386/vxworksae.h: Likewise.
7618 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7620 PR tree-optimization/23410
7621 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7622 sequence is not wrapping during the first step.
7624 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7627 * dwarf2out.c (base_type_die): Compare char_type_node with
7628 TYPE_MAIN_VARIANT (type), not type.
7630 2005-09-01 Richard Guenther <rguenther@suse.de>
7632 PR tree-optimization/15366
7633 * common.opt: Add -finline-functions-called-once.
7634 Put -fearly-inlining in alphabetically ordered place.
7635 * doc/invoke.texi: Document new option.
7636 * ipa-inline.c (cgraph_decide_inlining): Honour
7637 flag_inline_functions_called_once.
7639 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7641 PR rtl-optimization/23478
7642 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7643 (alloc_qty): Initialize it.
7644 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7645 (combine_regs): Combine also n_throwing_calls_crossed fields.
7646 (find_free_reg): Don't attempt to caller-save pseudos crossing
7647 calls that might throw.
7648 * global.c (struct allocno): Add throwing_calls_crossed field.
7649 (global_alloc): Revert 2005-08-22 change. Initialize
7650 throwing_calls_crossed.
7651 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7654 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7657 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7658 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7659 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7660 (and64_2_operand): Tweak to use predicate.
7661 (and_operand): Adjust for mask_operand changes.
7662 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7663 (print_operand): Likewise.
7664 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7665 (mask64_1or2_operand): Delete.
7666 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7667 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7668 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7669 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7670 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7671 (rotldi3_internal4): Likewise.
7672 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7673 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7674 (ashldi3_internal7): Likewise.
7675 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7676 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7677 (anddi3 split): Don't match mask64_operand.
7678 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7679 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7680 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7681 't' splitter predicate.
7682 (movdi_internal64 + 2): Revert 2005-06-11 change.
7684 2005-08-31 DJ Delorie <dj@redhat.com>
7686 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7687 (m32c_asm_integer): Add support for 32 bit pointers.
7689 2005-08-31 Richard Henderson <rth@redhat.com>
7691 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7692 component-like references for setting MEM_NOTRAP_P.
7694 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7695 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7697 2005-08-31 Richard Henderson <rth@redhat.com>
7699 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7700 into a pseudo before applying gen_lowpart.
7702 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7704 * doc/install.texi (Specific): Update cctools version required
7705 for full functionality.
7706 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7707 linkers as -macosx_version_min.
7709 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7712 * sh.c (print_operand, %R and %S): Add handling of floating point
7713 registers, memory, constants and invalid operands.
7715 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7717 * ipa-pure-const.c: Change dump name.
7719 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7722 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7723 to "reg_or_0_operand".
7724 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7726 2005-08-31 Dale Johannesen <dalej@apple.com>
7728 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7729 loops that count down.
7731 2005-08-31 Richard Henderson <rth@redhat.com>
7734 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7735 (fixup_eh_region_note): New.
7736 (reload_as_needed): Call it.
7737 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7738 don't call find_many_sub_basic_blocks; call verify_flow_info.
7739 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7740 (keep_stack_depressed): Likewise.
7741 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7743 2005-08-31 Richard Henderson <rth@redhat.com>
7745 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7748 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7750 * expr.c (expand_expr_real_1): Compare size of address
7751 mode to target's address mode size in deciding expansion of
7752 the constant address.
7754 2005-08-31 Richard Guenther <rguenther@suse.de>
7757 * expr.c (all_zeros_p): New function.
7758 (expand_expr_real_1): Handle the case of an all-zero
7759 non-addressable constructor separately.
7761 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7763 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7764 arguments, adjust all callers.
7765 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7767 2005-08-30 Richard Henderson <rth@redhat.com>
7770 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7771 whenever the mode sizes match.
7773 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7775 * calls.c (load_register_parameters): Fix comment typo.
7776 * expr.c (emit_push_insn): Comment formatting.
7778 2005-08-30 Ian Lance Taylor <ian@airs.com>
7780 * config/i386/x-cygwin (host-cygwin): Change dependency from
7781 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7783 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7785 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7788 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7791 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7792 call to ggc_collect.
7794 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7797 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7798 beginning. Remove $(INCLUDES) from all the rules, if following
7799 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7801 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7804 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7805 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7806 not constant, but maxlen is, don't set len to maxlen, rather
7807 set maxlen to len if len is a constant.
7809 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7811 PR tree-optimization/23475
7812 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7815 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7817 Fix PR middle-end/22455
7819 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7820 Checksum only the parts of the tree that exist for the tree code.
7822 2005-08-28 Dale Johannesen <dalej@apple.com>
7824 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7826 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7828 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7830 2005-08-28 Richard Henderson <rth@redhat.com>
7832 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7833 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7836 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7839 * builtins.c (get_memory_rtx): Don't strip nops
7840 in between COMPONENT_REFs.
7842 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7845 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7847 (gimplify_modify_expr): Check for zero sized types and gimplify the
7848 rhs and lhs as statements.
7850 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7853 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7854 state for return address column of signal frames.
7856 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7859 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7860 bytes >= 2 not bytes == 2.
7861 (expand_block_move): Same.
7863 2005-08-27 Richard Guenther <rguenther@suse.de>
7866 * config/i386/sse.md (sse2_movsd): Add missing closing
7869 2005-08-27 Paul Brook <paul@codesourcery.com>
7871 * genrecog.c (enum decision_type): Add DT_num_insns.
7872 (struct decision_test): Add u.num_insns.
7873 (add_to_sequence): Add DT_num_insns test.
7874 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7875 (write_cond, debug_decision_2): Ditto.
7876 (change_state): Assume peep2_next_insn never fails.
7877 Remove "afterward" argument.
7878 (write afterward, write_tree): Update to match.
7879 * recog.c (peep2_current_count): New variable.
7880 (peep2_next_insn): Check it.
7881 (peephole2_optimize): Set peep2_current_count.
7882 * recog.h (peep2_current_count): Declare.
7884 2005-08-26 Josh Conner <jconner@apple.com>
7887 * ipa-pure-const.c (check_tree): Check for volatile-ness
7888 when considering a dereference.
7890 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7892 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7894 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7896 PR rtl-optimization/23561
7897 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7898 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7899 at most LEN bytes long memory fits into the field.
7900 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7901 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7902 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7904 2005-08-26 Richard Henderson <rth@redhat.com>
7907 * loop.c (biased_biv_may_wrap_p): New.
7908 (maybe_eliminate_biv_1): Use it to suppress non-equality
7909 comparison transformations. Delete disabled code.
7911 2005-08-26 Ian Lance Taylor <ian@airs.com>
7913 * combine.c (make_extraction): Avoid reference outside object.
7915 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7917 * stor-layout.c (finalize_type_size): Restore behaviour for
7918 non-aggregate types to the status quo ante of the patch for
7919 pr 23467. Document why it matters.
7921 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7924 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7925 array by one element, initialize the BT_LAST element with NULL.
7927 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7929 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7930 optimizing for size.
7932 (compare_plus_eqsi): Same.
7933 (plus_eqsi_compare): Same.
7934 (neg_eq0<mode>): Same.
7935 (neg_eq<mode>): Same.
7937 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7940 2005-08-26 Nick Clifton <nickc@redhat.com>
7942 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7943 TARGET_EP is not defined.
7944 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7945 TARGET_EP is enabled.
7946 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7947 * config/v850/v850.md (save_all_interrupt): Only use the EP
7948 register if TARGET_EP is defined.
7949 (restore_all_interrupt): Likewise.
7950 * config/v850/lib1funcs.asm: Update functions so that the EP
7951 register is only used if __EP__ is defined.
7953 2005-08-26 David Ung <davidu@mips.com>
7955 * config/mips/mips.c (mips_expand_prologue): Handle case when
7956 generating for MIPS16 and the outgoing argument area is more than
7957 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7960 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7962 * config/crx/crx.md: Make doloop_end pattern usage controllable
7963 via mloop-nesting=<max-nesting> command line switch. Make sure
7964 the combiner cannot use doloop_end_<mode> in an illegal way.
7965 * config/crx/crx.c: Use regs up to r6 for argument passing.
7966 Refine crx_address_cost (non cst4 displacements are expensive).
7967 * config/crx/crx.opt: Add switch for mloop-nesting=.
7969 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7971 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7972 (UNSPEC_MVST): New constant.
7974 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7976 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7977 Reject operands containing eliminable registers.
7978 * testsuite/gcc.dg/20050825-1.c: New testcase.
7980 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7981 Jan Hubicka <jh@suse.cz>
7983 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7985 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7987 PR tree-optimization/23546
7988 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
7991 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
7993 * params.def (PARAM_MIN_SPEC_PROB): New.
7994 * sched-rgn.c (MIN_PROBABILITY): Delete.
7995 (compute_trg_info): Convert to PARAM_VALUE.
7996 * doc/invoke.texi (param): Document min-spec-prob.
7998 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
8000 * config/darwin.h: define __PIC__
8001 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
8002 TARGET_OS_CPP_BUILTINS macro.
8004 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8006 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
8009 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8011 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
8013 * cfghooks.c (duplicate_block): Added position where to place
8014 new block as argument.
8015 * cfghooks.h (duplicate_block): Declaration changed.
8016 * cfglayout.c (copy_bbs): Add argument after. Pass it to
8018 * cfglayout.h (copy_bbs): Declaration changed.
8019 * cfgloop.h (loop_version): Declaration changed.
8020 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
8021 position to copy_bbs.
8022 (loop_version): Pass position to duplicate_loop_to_header_edge.
8023 Add place_after argument and position new blocks according to
8025 * modulo-sched.c (sms_schedule): Pass place_after argument
8027 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
8028 * tree-cfg.c (split_edge_bb_loc): New function.
8029 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
8030 to determine position of new blocks.
8031 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
8033 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
8034 argument to duplicate_block.
8035 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
8036 Pass position to copy_bbs.
8038 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8040 * fold-const.c (ptr_difference_const): Use
8041 cst_and_fits_in_hwi instead of host_integerp.
8043 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8045 * config/darwin.c (gen_pic_offset): New.
8046 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
8049 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
8051 PR tree-optimization/23486
8052 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
8054 2005-08-23 Phil Edwards <phil@codesourcery.com>
8056 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
8057 remove use_collect2.
8058 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
8060 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
8061 configuration files to override the default value.
8063 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
8064 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8065 * config/vx-common.h: New file, split out from...
8066 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8067 * config/vxworksae.h: New file, for VxWorks AE.
8068 * config/vxworks.opt: New file.
8069 * config/vxlib.c: Update for VxWorks 6.
8071 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8072 other MULTILIB_* variables appropriately.
8073 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8074 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8075 * config/rs6000/vxworks.h: Update for VxWorks 6.
8076 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8078 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8081 * config/darwin.c (machopic_select_section): Remove the hack to
8082 mark "::operator new" and "::operator delete" for coalescing
8083 even though they are not weak.
8085 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8087 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8088 * configure: Regenerate.
8090 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8093 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8095 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8096 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8099 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8101 * config/rs6000/predicates.md (equality_operator): New.
8102 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8103 comparison with a large constant.
8105 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8107 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8109 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8111 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8112 registers is even, and we have a hardware double precision fp,
8114 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8115 size of current argument when checking if argument was passed in
8118 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8121 * stor-layout.c (finalize_type_size): Dont override
8122 existing alignment with a smaller alignment from the mode.
8124 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8126 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8127 * lambda.h (lambda_vector_lexico_pos): ... here.
8128 * tree-data-ref.c (build_classic_dist_vector): Return false when
8129 the distance vector is lexicographically negative.
8131 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8133 PR tree-optimization/23511
8134 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8135 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8137 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8139 PR tree-optimization/22043
8140 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8141 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8142 If ALLOW_FLEXARR, handle types ending with flexible array member.
8143 Pass false as second argument to recursive count_type_elements calls.
8144 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8145 argument to count_type_elements call.
8146 * tree-sra.c (decide_block_copy): Likewise.
8147 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8148 for a constant-sized object, set cleared as well. Pass true as
8149 second argument to count_type_elements call.
8151 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8154 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8155 from legitimate_small_data_p, and make global. Update use.
8156 Remove forward declaration.
8157 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8159 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8161 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8163 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8164 of scratch intermediates.
8165 (eq<mode>_compare): Same.
8166 (neg_eq0<mode>): New.
8167 (neg_eq<mode>): Convert to define_insn_and_split.
8169 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8172 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8173 stdarg functions, set/clear the fp marker even when no variable
8175 * config/rs6000/sysv4.opt (mprototype): Describe.
8177 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8179 PR rtl-optimization/23478
8180 * regs.h (reg_info): Add throw_calls_crossed.
8181 (REG_N_THROWING_CALLS_CROSSED): Define.
8182 * flow.c (allocate_reg_life_data): Initialize
8183 REG_N_THROWING_CALLS_CROSSED.
8184 (propagate_one_insn, attempt_auto_inc): Update
8185 REG_N_THROWING_CALLS_CROSSED.
8186 * global.c (global_alloc): Don't allocate pseudos across
8187 calls that may throw.
8189 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8192 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8193 value is inbetween the range if we did not find an exact match.
8195 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8197 * doc/invoke.texi (Option Summary): Add ms1 options.
8198 * doc/extend.texi: Document interrupt handler attribute for ms1.
8199 * doc/md.texi: Document ms1 constraints.
8200 * config.gcc: Add ms1-*-elf.
8201 * config/ms1/ms1.h: New.
8202 * config/ms1/ms1.c: New.
8203 * config/ms1/ms1.md: New.
8204 * config/ms1/ms1-protos.h: New.
8205 * config/ms1/ABI.txt: New.
8206 * config/ms1/crti.asm: New.
8207 * config/ms1/crtn.asm: New.
8208 * config/ms1/lib2extra-funcs.c: New.
8209 * config/ms1/t-ms1: New.
8210 * config/ms1/ms1.opt: New.
8212 2005-08-22 Ira Rosen <irar@il.ibm.com>
8214 * config/rs6000/altivec.md (xorv4sf3): New.
8215 (negv4sf2, neg<mode>2): Likewise.
8217 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8220 * config/ia64/ia64.md (divsi3): Check divide by zero.
8221 (udivsi3): Likewise.
8223 (udivdi3): Likewise.
8225 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8227 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8228 up to elem_bitsize bits, not max_bitsize.
8230 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8232 PR tree-optimization/23433
8233 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8234 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8236 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8238 PR tree-optimization/23434
8239 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8240 the iteration bound is not an INTEGER_CST.
8242 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8244 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8245 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8246 NULL if need_epilog_adjust is false.
8247 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8248 Case 3 always peels first itration, not just for PLUS case, and no need
8249 to use scalar_initial_def here. Create an epilog adjustment only if
8250 scalar_initial_def is not NULL.
8252 (vectorizable_reduction): Remove assert.
8254 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8257 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8258 (__moddi3): Likewise.
8259 (__udivdi3): Likewise.
8260 (__umoddi3): Likewise.
8261 (__divsi3): Likewise.
8262 (__modsi3): Likewise.
8263 (__udivsi3): Likewise.
8264 (__umodsi3): Likewise.
8266 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8268 * tree-pass.h (TDF_GRAPH): Define.
8269 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8270 * passes.c (finish_optimization_passes): Only call
8271 finish_graph_dump_file if TDF_GRAPH is set.
8272 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8273 NULL. Set TDF_GRAPH bit.
8274 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8276 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8278 * arm.h (arm_stack_offsets): Add locals_base field.
8279 * arm.c (arm_get_frame_offsets): Compute it.
8280 (thumb_compute_initial_elimination offset): Make the Thumb frame
8281 pointer point to the base of the local variables.
8282 (thumb_expand_prologue): Update accordingly.
8283 (thumb_expand_epilogue): Likewise.
8285 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8286 mode of clobbered scratch to DImode. Handle a case that's known to
8289 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8291 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8292 (gt0<mode>_compare): Delete.
8293 (neg_gt0<mode>): Delete.
8295 2005-08-19 Eric Christopher <echristo@apple.com>
8297 * optabs.h: Change CTI_ to COI_.
8300 2005-08-19 James E Wilson <wilson@specifix.com>
8302 * builtins.c (expand_builtin_return_addr): Set
8303 current_function_accesses_prior_frames when count != 0. Use
8304 frame_pointer_rtx when count == 0.
8305 * function.h (struct function): Add accesses_prior_frames field.
8306 (current_function_accesses_prior_frames): Define.
8307 * reload1.c (init_elim_table): Check
8308 current_function_accesses_prior_frames.
8309 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8311 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8313 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8314 indicator. Return true if the flowgraph changed during
8317 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8320 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8321 conditional expression before testing its value.
8323 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8325 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8327 2005-08-19 Devang Patel <dpatel@apple.com>
8329 PR tree-optimization/23048
8330 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8331 third parameter. Check whether latch is dominated by exit
8333 (if_convertible_loop_p): Supply exit block itself to
8334 if_convertible_bb_p.
8336 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8339 * arm.md (arm_load_pic_register): Change argument to the mask of
8340 saved registers. Call thumb_find_work_register if we need a
8341 scratch register on Thumb.
8342 (arm_expand_prologue): Pass empty register set to
8343 arm_load_pic_register.
8344 (thumb_expand_prologue): Pass live_regs_mask directly to
8345 arm_load_pic_register.
8346 * arm-protos.h (arm_load_pic_register): Update prototype.
8348 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8350 * sh.c (find_sole_member): New function.
8351 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8352 if the record's alignment is larger than the size of its only member.
8354 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8357 * arm.c (thumb_legitimize_reload_address): New function.
8358 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8359 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8361 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8363 * config/crx/crx.c: Implement crx_decompose_address. Reject
8364 symbolic displacements since CRX register relative adressing
8365 mode can't handle unsigned 32-bit values as displacements.
8366 * config/crx/crx.h: Simplify definitions, remove redundant
8367 parenthesis and obsolete macros.
8368 * config/crx/crx.opt: Add new switch for debugging addresses.
8369 * config/crx/crx-protos.h: Add new declarations for above.
8371 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8374 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8377 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8379 * collect2.c (dup2): Delete.
8380 * configure.ac: Don't check for dup2.
8382 * config.in, configure: Regenerate.
8384 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8386 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8387 record with the type of its only member.
8389 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8391 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8392 define_insn_and_split.
8393 (plus_ltu<mode>_compare): Same.
8394 (gtu<mode>_compare): Same.
8395 (plus_gtu<mode>_compare): Same.
8397 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8399 PR tree-optimization/22228
8400 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8402 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8403 are recorded in vect_vnames_to_rename for renaming.
8404 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8405 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8406 in vect_vnames_to_rename.
8407 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8408 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8410 2005-08-18 Jan Hubicka <jh@suse.cz>
8413 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8414 info only for local statics, not for member variables.
8416 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8418 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8420 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8422 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8424 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8427 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8429 2005-08-17 James E Wilson <wilson@specifix.com>
8431 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8434 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8436 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8437 (leu<mode>_compare): Same.
8438 (plus_leu<mode>): Same.
8439 (neg_leu<mode>): Same.
8440 (and_neg_leu<mode): Same.
8441 (ltu<mode>_compare): Same.
8442 (plus_ltu<mode>): Same.
8444 (geu<mode>_compare): Same.
8445 (plus_geu<mode>): Same.
8446 (neg_geu<mode>): Same.
8447 (and_neg_geu<mode>): Same.
8448 (plus_gt<mode>): Same.
8449 (gtu<mode>_compare): Same.
8450 (plus_gtu<mode>): Same.
8452 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8454 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8455 Move call_table_data to end. Delete spurious .text.
8456 (callt_save_all_interrupt): Fix comment typo.
8458 2005-08-17 James E Wilson <wilson@specifix.com>
8459 Kevin Winchester <winchester@amirix.com>
8462 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8464 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8467 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8468 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8470 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8472 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8473 record with the type of its only member if the modes don't match.
8475 * varasm.c (decode_reg_name): Skip empty additional register names.
8477 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8479 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8480 lsm_tmp_name_length): New.
8481 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8482 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8484 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8485 Andreas Krebbel <krebbel1@de.ibm.com>
8487 * config.gcc: Added z9-109 switch.
8488 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8489 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8490 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8491 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8492 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8493 for "z9_109" cpu attribute.
8494 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8495 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8496 (s390_handle_arch_option): Added z9-109 switch.
8497 (override_options): Set respective cost function for z9-109.
8498 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8499 (legitimate_reload_constant_p): Accept extended immediates.
8500 (print_operand): Three new output modifiers added: k, m and o.
8501 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8502 (s390_output_mi_thunk): Use extended immediate when possible.
8503 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8504 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8505 (CONSTRAINT_LEN): Added length of O constraint.
8506 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8507 * config/s390/s390.md ("cpu"): New value z9_109 added.
8508 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8509 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8510 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8511 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8512 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8513 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8514 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8515 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8516 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8517 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8518 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8519 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8520 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8521 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8522 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8524 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8525 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8526 insns for TARGET_EXTIMM.
8528 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8530 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8532 2005-08-17 Nick Clifton <nickc@redhat.com>
8534 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8535 Call default_encode_section_info.
8537 2005-08-17 Steven Bosscher <stevenb@suse.de>
8539 PR tree-optimization/21574
8540 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8541 constant, return CONSTANT.
8542 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8543 (ccp_fold, visit_assignment): Likewise.
8544 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8546 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8548 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8549 fold_buildN instead of buildN then fold_initializer or fold.
8550 (build_unary_op): Likewise.
8551 (build_binary_op): Likewise.
8552 * fold-const.c (fold_initializer): Remove.
8553 (fold_build1_initializer): New function.
8554 (fold_build2_initializer): New function.
8555 (fold_build3_initializer): New function.
8556 * tree.h (fold_initializer): Remove.
8557 (fold_build1_initializer): New function.
8558 (fold_build2_initializer): New function.
8559 (fold_build3_initializer): New function.
8561 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8563 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8564 (try_move_mult_to_index): Call fold_build2 instead of build2.
8565 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8566 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8567 fold_binary_to_constant.
8568 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8570 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8571 check if A == gcd (A, B). Remove TYPE argument.
8572 (analyze_offset) Use fold_build2 instead of fold (build.
8573 (create_data_ref): Likewise.
8574 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8575 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8578 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8580 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8581 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8583 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8586 * gimplify.c (zero_sized_type): New function.
8587 (gimplify_modify_expr_rhs): If we have a zero sized type,
8588 replace the statement with an empty statement.
8590 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8592 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8595 2005-08-16 Ian Lance Taylor <ian@airs.com>
8597 * doc/tm.texi (Label Output): Correct typo.
8599 2005-08-16 Steven Bosscher <stevenb@suse.de>
8602 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8603 force_operand will work later on using have_insn_for.
8605 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8607 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8609 2005-08-16 Ian Lance Taylor <ian@airs.com>
8612 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8613 vector type, don't try to construct it element by element. Add an
8614 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8616 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8618 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8620 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8622 * doc/invoke.texi (Precompiled Headers): Document some more options
8623 which are known to be safe.
8625 2005-08-16 James E Wilson <wilson@specifix.com>
8627 PR tree-optimization/21105
8628 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8629 TREE_OVERFLOW check.
8631 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8633 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8634 (neg_ltu<mode>): Same.
8636 (neg_gtu<mode>): Same.
8638 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8640 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8641 (fold_builtin_isdigit): Use fold_buildN.
8642 (build_function_call_expr): Likewise.
8643 * c-typeck.c (c_finish_loop): Likewise.
8645 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8646 Richard Shann <rshann@superh.com>
8648 PR middle-end/20396:
8649 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8651 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8653 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8655 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8658 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8659 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8662 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8665 * fold-const.c (build_range_check): Disable optimization for function
8666 pointer expressions on targets that require function pointer
8669 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8671 * simplify-rtx.c (simplify_const_relational_operation): When
8672 extracting arguments of a COMPARE, recompute the mode as well.
8674 2005-08-15 Ian Lance Taylor <ian@airs.com>
8676 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8678 2005-08-15 DJ Delorie <dj@redhat.com>
8680 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8682 (movsi_splittable): Allow, but split, moves to the stack.
8683 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8686 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8688 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8689 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8690 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8692 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8693 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8694 Delete HOST_PTR_PRINTF.
8696 * configure, config.in: Regenerate.
8698 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8700 * config/rs6000/rs6000.md (QHSI): New mode macro.
8701 (wd): Extend mode attr for QImode and HImode
8702 (dbits): New mode attr.
8703 (zero_extend<mode>di2): Convert to mode macro.
8705 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8708 * doc/invoke.texi (-mgnu-ld): Update description.
8711 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8714 * Makefile.in (tree-chrec.o): Depends on real.h.
8715 * tree-chrec.c: Include real.h.
8716 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8717 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8718 * tree-scalar-evolution.c (add_to_evolution_1,
8719 interpret_rhs_modify_expr): Ditto.
8721 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8724 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8725 step is negative compute the estimation from init downwards to zero.
8727 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8729 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8731 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8733 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8735 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8736 Accept double-word constants that can be split.
8737 * config/s390/s390.md ("movti"): Use 'P' constraint.
8738 ("*movdi_31", "*movdf_31"): Likewise.
8740 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8742 Fix PR tree-optimization/22615
8744 * tree-ssa-structalias.c (solution_set_add): Handle
8745 first_vi_for_offset returning NULL.
8746 (do_da_constraint): Ditto.
8747 (do_sd_constraint): Ditto.
8748 (do_ds_constraint): Ditto
8749 (find_func_aliases): Ditto.
8750 (build_constraint_graph): RHS is allowed be ANYTHING.
8751 (first_vi_for_offset): Return NULL if we couldn't find anything at
8754 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8756 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8757 over memory as first operand.
8759 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8762 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8763 available for setting it.
8765 2005-08-14 Ira Rosen <irar@il.ibm.com>
8767 PR tree-optimization/23320
8768 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8769 data-refs' types instead of base object nullness. Add check for
8770 pointer type data-refs before first location comparison. Remove
8773 2005-08-14 Andreas Schwab <schwab@suse.de>
8775 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8777 2005-08-13 James E Wilson <wilson@specifix.com>
8779 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8780 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8781 -fstack-protector-all, --param ssp-buffer-size): Document.
8782 (-Wvariadic-macros): Alphabetize.
8783 (-fsched-stalled-insns-dep): Add missing 'f'.
8785 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8788 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8790 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8791 or indirect address operand.
8792 (EXTRA_ADDRESS_CONSTRAINT): New.
8793 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8795 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8797 PR tree-optimization/22236
8798 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8799 successors and predecessors.
8800 * tree-chrec.c (chrec_convert): Before converting, check that
8801 sequences don't wrap.
8802 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8803 (analyze_array): Extern.
8804 (find_data_references_in_loop): Remove call to
8805 compute_estimated_nb_iterations.
8806 * tree-data-ref.h (analyze_array): Declared.
8807 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8808 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8809 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8810 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8812 * tree-ssa-loop-ivcanon.c: Fix documentation.
8813 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8814 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8815 (infer_loop_bounds_from_undefined): New.
8816 (estimate_numbers_of_iterations_loop): Use
8817 infer_loop_bounds_from_undefined.
8818 (used_in_pointer_arithmetic_p): New.
8819 (scev_probably_wraps_p): Pass an extra parameter. Call
8820 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8821 (convert_step): Fix documentation.
8822 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8823 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8824 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8825 scev_probably_wraps_p.
8827 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8829 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8830 (s390_register_info): Ignore clobbered_regs information for fixed
8831 registers, and only fixed registers.
8832 (s390_init_frame_layout): Remove redundant call.
8834 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8836 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8837 description of -Wold-style-casts.
8839 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8840 Jakub Jelinek <jakub@redhat.com>
8842 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8843 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8844 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8845 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8846 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8847 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8848 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8849 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8850 ("stack_protect_set", "stack_protect_test"): New expanders.
8851 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8852 "stack_protect_testdi"): New insn definitions.
8854 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8856 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8858 2005-08-12 Paul Brook <paul@codesourcery.com>
8860 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8862 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8864 * config/s390/predicates.md (setmem_operand): New predicate.
8865 (shift_count_operand): Accept ANDs with special constants as
8867 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8868 with special constants.
8869 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8870 shift_count_operand with setmem_operand.
8872 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8874 * config/s390/s390.c (s390_extract_part, s390_single_part):
8876 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8877 (s390_output_mi_thunk): Don't use lg on 31 bit.
8878 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8879 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8881 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8883 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8884 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8885 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8886 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8887 with one of the new macros.
8889 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8891 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8892 Don't set save_return_addr_p.
8893 (s390_register_info): Make clobbered_regs not depending on
8896 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8898 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8899 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8901 2005-08-11 James E. Wilson <wilson@specifix.com>
8903 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8905 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8907 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8908 locations gathered by var-tracking in single entry loc_list
8909 over loc_descriptor_from_tree.
8911 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8912 pass it down to loc_descriptor.
8913 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8914 (containing_function_has_frame_base): Move earlier in the file.
8915 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8916 instead of always assuming fbreg can't be used.
8918 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8920 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8921 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8922 Accept address wrapped in AND for Altivec.
8923 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8924 Strip AND wrapping offset address for Altivec.
8926 2005-08-11 Richard Henderson <rth@redhat.com>
8929 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8930 before using TYPE_IS_SIZETYPE.
8932 2005-08-11 Richard Henderson <rth@redhat.com>
8935 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8936 insn types not present on ev4.
8937 (alphaev5_insn_pipe): Similarly.
8939 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8942 * arm.c (arm_override_options): If the user has selected callee-super-
8943 interworking, then enable normal interworking.
8945 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8947 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8950 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8952 * doc/rtl.texi: Fix two typos.
8954 2005-08-11 Richard Guenther <rguenther@suse.de>
8957 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8958 cases where we call to/from functions returning void.
8960 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8963 * tree.c (build_pointer_type_for_mode): Robustify.
8965 2005-08-10 James E Wilson <wilson@specifix.com>
8967 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8968 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8970 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8973 2005-08-10 Eric Christopher <echristo@apple.com>
8975 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8976 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8979 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8982 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8983 for the high part when generating dynamic-no-pic code.
8985 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8987 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8988 (x86_64-*-linux*): Likewise.
8990 * config/i386/crtfastmath.c: New file.
8991 * config/i386/t-crtfm: Likewise.
8993 * config/i386/linux.h (ENDFILE_SPEC): New.
8994 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
8996 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8999 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
9001 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
9002 (vec_shl, vec_shr): Document new operations.
9003 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
9005 2005-08-10 David Edelsohn <edelsohn@gnu.org>
9007 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
9008 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
9009 change predicate to indexed_or_indirect_address.
9011 2005-08-10 Richard Sandiford <richard@codesourcery.com>
9013 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
9014 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
9015 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
9016 and __aeabi_uwrite8.
9017 * config/arm/unaligned-funcs.c: New file.
9018 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
9020 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
9022 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
9024 * cfglayout.c (pass_insn_locators_initialize): Add dump.
9025 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
9027 * except.c (pass_convert_to_eh_region_ranges): Add dump.
9028 * final.c (pass_shorten_branches): Add dump.
9029 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
9030 (pass_life): Rename dump.
9031 (rest_of_handle_flow2): Remove initial verify_flow_info.
9032 * function.c (pass_instantiate_virtual_regs): Add dump.
9033 * integrate.c (pass_initial_value_sets): Add dump.
9034 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
9035 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
9036 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
9037 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
9038 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
9039 gate_rtl_unrool_and_peel_loops): New.
9040 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
9041 rtl_doloop): Do not look at flags.
9042 * mode-switching.c (pass_mode_switching): Add dump.
9043 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
9044 pass_split_before_regstack): Add dump.
9045 * regmove.c (pass_stack_adjustments): Add dump.
9046 * tree-optimize.c (pass_fixup_cfg): Add dump.
9048 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9051 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
9052 deciding which instruction sequence to use.
9054 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
9056 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
9057 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
9059 2005-08-09 Richard Guenther <rguenther@suse.de>
9061 * c-common.c (builtin_function_2): Remove.
9062 (def_builtin_1): New function.
9063 (c_common_nodes_and_builtins): Use def_builtin_1 to
9064 build builtin functions.
9066 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9068 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9069 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9070 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9073 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9075 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9076 fold_binary instead of fold_build2 since we don't care about the
9078 (loop_niter_by_eval): Likewise.
9079 (compare_trees): Likewise.
9080 (proved_non_wrapping_p): Likewise.
9082 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9086 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9087 if the if is really empty.
9089 2005-08-09 Steven Bosscher <stevenb@suse.de>
9091 PR tree-optimization/23234
9092 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9093 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9094 argument of the new enum.
9095 (execute_cse_reciprocals): Add reciprocals for function arguments
9096 on the unique successor edge of the entry block. Update other calls
9097 to execute_cse_reciprocals_1.
9099 2005-08-08 Richard Henderson <rth@redhat.com>
9102 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9104 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9106 * expr.c (write_complex_part): Return after handling MEM.
9108 2005-08-08 Josh Conner <jconner@apple.com>
9110 PR rtl-optimization/23241
9111 * combine.c (simplify_comparison): Fix error in determining
9112 whether to lift a subreg from comparison.
9114 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9117 * config/rs6000/altivec.md (vec_init<mode>): New.
9118 (vec_set<mode>): New.
9119 (vec_extract<mode>): New.
9120 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9121 (rs6000_expand_vector_set): New.
9122 (rs6000_expand_vector_extract): New.
9123 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9124 for Altivec modes before reload.
9125 (altivec_expand_vec_init_builtin): New.
9126 (get_element_number): New.
9127 (altivec_expand_vec_set_builtin): New.
9128 (altivec_expand_vec_ext_builtin): New.
9129 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9131 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9133 * config/rs6000/rs6000.h (rs6000_builtins): Add
9134 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9135 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9136 * config/rs6000/rs6000-protos.h: Declare new functions.
9138 2005-08-08 Jan Hubicka <jh@suse.cz>
9140 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9141 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9142 * i386.md (movdi*): Use pic_32bit_operand.
9143 * predicates.md (pic_32bit_operand): New.
9145 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9148 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9150 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9152 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9153 (test_for_singularity): Use fold_build2.
9155 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9157 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9159 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9161 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9162 (COMMON_ASM_OP) Define.
9163 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9164 (ix86_encode_section_info): Likewise.
9165 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9166 SUBTARGET_ENCODE_SECTION_INFO.
9168 2005-08-06 Richard Henderson <rth@redhat.com>
9171 * tree-nested.c (convert_local_reference): Save and restore val_only
9172 around component_ref and friends. Clear walk_subtrees by default.
9174 2005-08-06 Peter O'Gorman <peter@pogma.com>
9177 * gcc.c (process_command): Check the argument to -b has a dash.
9178 * doc/invoke.texi: Update -b and -V docs.
9180 2005-08-06 James E Wilson <wilson@specifix.com>
9182 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9184 2005-08-06 Michael Matz <matz@suse.de>
9186 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9187 member only if only one insn is associated with the value.
9189 2005-08-06 Nick Clifton <nickc@redhat.com>
9191 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9193 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9194 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9195 Check symbol flags instead of symbol name mangling.
9196 (xstormy16_asm_output_aligned_common): Likewise. Also
9197 simplify code since the bss100_section cass is the only case
9198 where the below100 code will be triggered.
9199 (xstormy16_encode_section_info): Encode below100 attribute
9200 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9202 (xstormy16_strip_name_encoding): Delete - this function is no
9204 (TARGET_STRIP_NAME_ENCODING): Undefine.
9205 * config/stormy16/stormy16-protos.h: Delete prototype for
9206 xstormy16_strip_name_encoding.
9208 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9210 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9211 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9212 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9213 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9214 config/alpha/predicates.md, config/arc/arc.h,
9215 config/arm/arm.h, config/arm/ieee754-df.S,
9216 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9217 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9218 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9219 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9220 config/m68hc11/m68hc11.h, config/mips/mips.c,
9221 config/mips/mips.h, config/mips/openbsd.h,
9222 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9223 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9224 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9225 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9226 config/sparc/linux.h, config/sparc/linux64.h,
9227 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9228 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9229 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9230 typos. Follow spelling conventions.
9232 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9235 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9236 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9237 specially. Check for side effects only for COND_EXPR.
9238 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9239 return with TREE_NO_WARNING.
9241 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9243 PR rtl-optimization/23233
9244 * loop.c (combine_movables): Require the modes to be the same.
9245 (move_movables): Remove handling of cases where the replacement
9246 had a different mode to the original.
9248 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9250 PR tree-optimization/23128
9251 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9252 subtraction wrap, and set TREE_OVERFLOW if they do.
9254 2005-08-05 Richard Henderson <rth@redhat.com>
9257 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9258 FORCED_LABEL labels.
9260 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9263 * reload.c (find_reloads_subreg_address): Pass down TYPE
9264 unchanged. Change all callers except find_reloads_toplev.
9266 2005-08-05 Michael Matz <matz@suse.de>
9268 * genattrtab.c (current_alternative_string): Remove.
9269 (SIMPLIFY_ALTERNATIVE): Ditto.
9270 (attr_alt_bit_p): Ditto.
9271 (alternative_name): Make const char *.
9272 (evaluate_eq_attr): Remove use of above things.
9273 (simplify_test_exp): Ditto.
9274 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9275 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9277 2005-08-04 James E Wilson <wilson@specifix.com>
9279 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9280 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9281 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9282 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9283 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9285 2005-08-04 Richard Henderson <rth@redhat.com>
9288 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9289 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9290 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9291 if we'd have to instantiate too many members.
9293 2005-08-04 Richard Henderson <rth@redhat.com>
9296 * tree-outof-ssa.c (coalesce_asm_operands): New.
9297 (coalesce_ssa_name): Use it. Split out ...
9298 (coalesce_phi_operands, coalesce_result_decls): ... these.
9300 2005-08-04 Paul Brook <paul@codesourcery.com>
9302 * read-rtl.c (read_quoted_string): Break if EOF.
9304 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9306 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9307 (fold_build2): Likewise.
9308 (fold_build3): Likewise.
9309 (fold_build1_stat): New function prototype.
9310 (fold_build2_stat): Likewise.
9311 (fold_build3_stat): Likewise.
9312 * fold-const.c (fold_build1): Rename to ..
9313 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9314 through to build1_stat.
9315 (fold_build2): Rename to ..
9316 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9317 through to build2_stat.
9318 (fold_build3): Rename to ..
9319 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9320 through to build3_stat.
9322 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9323 Ian Lance Taylor <ian@airs.com>
9325 * function.c (assign_stack_local_1): Do not correct stack slot
9326 address if allocation size is smaller than mode size.
9328 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9331 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9332 (tree_merge_blocks): Propagate anything allowed by
9334 Clarify documentation.
9335 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9336 SSA form, schedule an update if necessary.
9338 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9340 * doc/install.texi (Binaries): Remove broken link to
9341 Sinix/Reliant Unix binaries.
9343 2005-08-03 Richard Henderson <rth@redhat.com>
9346 * function.c (stack_protect_epilogue): Export.
9347 * tree.h (stack_protect_epilogue): Declare.
9348 * calls.c (expand_call): Call it.
9350 2005-08-03 Eric Christopher <echristo@apple.com>
9352 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9353 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9356 2005-08-04 Jan Hubicka <jh@suse.cz>
9358 * profile.c (branch_prob): Split edges with goto locus on them
9359 to get proper line counts.
9360 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9362 2005-08-03 Paul Brook <paul@codesourcery.com>
9364 * function.c (assign_parms): Round current_function_args_size
9365 to PARM_BOUNDARY, not STACK_BOUNDARY.
9367 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9369 * config/i386/i386.c (x86_elf_aligned_common)
9370 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9372 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9374 PR tree-optimization/23157
9375 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9376 before emitting them.
9378 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9380 PR tree-optimization/19899
9381 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9382 * tree-scalar-evolution.c: Include real.h.
9383 (add_to_evolution): Build constant -1 of correct type.
9385 2005-08-03 Jan Hubicka <jh@suse.cz>
9387 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9388 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9389 profile updating for complette unrolling.
9390 * loop-unroll.c (peel_loop_completely): Use it.
9391 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9392 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9395 2005-08-03 Paul Brook <paul@codesourcery.com>
9397 * combine.c (can_change_dest_mode): New function.
9398 (try_combine, simplify_set): Use it.
9400 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9402 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9405 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9407 * doc/install.texi (Specific): Adjust link to openavr.org.
9408 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9409 (Binaries): Adjust HP-UX Porting Center link.
9410 (Binaries): Adjust Free Software Foundation ordering link.
9412 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9414 * convert.c (convert_to_integer): Use fold_build1 instead of
9415 build1 when converting an integer to an integer.
9417 2005-08-02 Richard Henderson <rth@redhat.com>
9419 * combine.c (combine_instructions): Don't use reg_equal/equiv
9420 results if the mode doesn't match.
9422 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9424 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9425 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9427 2005-08-02 Richard Henderson <rth@redhat.com>
9430 * explow.c (memory_address): Remove special-case for
9431 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9433 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9436 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9437 number of calls to cleanup_tree_cfg_1.
9439 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9441 * doc/invoke.texi: document file extensions .F90 and .F95
9443 2005-08-02 Richard Guenther <rguenther@suse.de>
9445 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9446 positive if its first argument is positive.
9448 2005-08-02 Richard Guenther <rguenther@suse.de>
9450 PR tree-optimization/23177
9451 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9454 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9456 PR tree-optimization/23129
9457 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9458 varying for divisions with anti-ranges.
9460 2005-08-02 Jan Hubicka <jh@suse.cz>
9462 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9463 * tree-ssa-threadupdate.c (thread_block): Add it here.
9465 2005-08-01 James E Wilson <wilson@specifix.com>
9467 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9468 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9469 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9471 * config/mips/predicates.md (const_call_insn_operand): Add check for
9472 SYMBOL_REF_LONG_CALL_P.
9473 * doc/extend.texi (long_call): Document the new attribute.
9475 2005-08-01 Ian Lance Taylor <ian@airs.com>
9476 Richard Henderson <rth@redhat.com>
9478 * Makefile.in (RTL_BASE_H): Add real.h.
9479 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9481 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9483 * rtl.c (rtl_check_failed_code_mode): New.
9484 * rtl.h (struct rtx_def): Add u.rv.
9485 (XCMWINT, XCNMPRV): New.
9486 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9487 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9489 2005-08-01 Richard Henderson <rth@redhat.com>
9491 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9492 with auto-inc codes.
9494 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9496 2005-08-01 Jan Hubicka <jh@suse.cz>
9498 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9499 * i386.c: Include dwarf2.h
9500 (asm_preferred_eh_data_format): New.
9501 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9503 2005-08-01 Ian Lance Taylor <ian@airs.com>
9505 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9506 randomize_va_space for virtual address randomization control.
9508 2005-08-01 Steven Bosscher <stevenb@suse.de>
9510 * common.opt (flag_ipa_cp): Put in right place to maintain
9513 2005-08-01 Jan Hubicka <jh@suse.cz>
9515 * profile.c (compute_value_histograms): Fix thinko.
9516 * value-prof.c: Include toplev.h
9517 (check_counter): New function.
9518 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9519 tree_mod_subtract_transform): Add sanity check.
9521 2005-08-01 Richard Guenther <rguenther@suse.de>
9523 PR tree-optimization/23133
9524 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9525 current functions parameter decls to find defs to cse
9528 2005-08-01 Richard Guenther <rguenther@suse.de>
9530 PR tree-optimization/23109
9531 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9532 If trapping math is in effect, use post-dominator information
9533 to check if we'd in any case reach a trapping point before
9534 doing the reciprocal insertion.
9535 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9536 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9537 expressions are invariant only if trapping math is not in effect.
9539 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9541 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9542 cgraph_function_versioning): New declarations.
9543 * cgraphunit.c: Add include to ipa-prop.h.
9544 (update_call_expr, cgraph_copy_node_for_versioning,
9545 cgraph_function_versioning): New functions.
9546 * integrate.c (copy_decl_for_inlining): Remove.
9547 * ipa-prop.h (ipa_replace_map): New struct.
9548 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9549 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9550 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9551 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9552 ipcp_iterate_stage, ipcp_method_scale_print,
9553 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9554 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9555 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9556 ipcp_update_bb_counts, ipcp_update_profiling,
9557 ipcp_update_edges_counts): New functions.
9558 (ipcp_method_cval_init): Remove restriction regarding local methods.
9559 (ipcp_init_stage): Add ipcp_method_compute_scale.
9560 (ipcp_insert_stage): Add versioning.
9561 (ipcp_structures_print): Add ipcp_method_scale_print.
9562 (ipcp_driver): Dump profiling info.
9563 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9564 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9565 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9566 (struct inline_data): Add versioning_p, ipa_info, new fields.
9567 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9568 declare_return_variable): Replace calls to copy_decl_for_inlining with
9570 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9572 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9573 Add argument VERSIONING.
9574 (copy_arguments_for_versioning, copy_static_chain,
9575 function_versionable_p, tree_versionable_function_p,
9576 tree_function_versioning, replace_ref_tree): New functions.
9577 * tree-inline.h: Include varray.h.
9578 (tree_versionable_function_p, tree_function_versioning,
9579 tree copy_decl_for_dup): New declarations.
9581 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9583 * ipa-cp.c: New file. Contains IPCP specific functionality.
9584 * ipa-prop.h: New file. Contains structures/definitions that can be
9585 used by several interprocedural data flow optimizations (and also IPCP).
9586 * ipa-prop.c: New file.
9587 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9588 * common.opt: Add ipa-cp flag.
9589 * timevar.def: Add IPCP optimization.
9590 * tree-optimize.c (init_tree_optimization_passes): Schedule
9592 * tree-pass.h (pass_ipa_cp): Declare.
9594 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9596 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9597 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9598 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9599 config/i386/i386.c, config/mips/mips.h,
9600 config/rs6000/rs6000.h, config/sh/sh.c,
9601 config/stormy16/stormy16.c: Fix comment typos.
9603 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9606 * c-typeck.c (build_binary_op): Use common_type wrapper on
9608 (common_type): Update comment.
9610 2005-07-31 Steven Bosscher <stevenb@suse.de>
9613 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9614 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9615 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9617 2005-07-31 Jan Hubicka <jh@suse.cz>
9619 * pretty-print.h (pp_widest_integer): New macro.
9620 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9623 2005-07-31 Jan Hubicka <jh@suse.cz>
9625 * output.h (enum section_category): Export from varasm.c
9626 (categorize_decl_for_section): Likewise.
9627 * varasm.c (enum section_category): Kill.
9628 (categorize_decl_for_section): Make global.
9629 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9631 * i386.c (ix86_section_threshold): New static variable.
9632 (ix86_in_large_data_p, ix86_encode_section_info,
9633 x86_64_elf_unique_section,
9634 x86_64_elf_select_section): New functions.
9635 (TARGET_ENCODE_SECTION_INFO): Define
9636 (override_options): Enable medium model for PIC.
9637 (ix86_expand_prologue): Expand gen_set_got_rex64.
9638 (legitimate_constant_p): Handle new UNSPECs.
9639 (legitimate_pic_address_disp_p): Likewise.
9640 (legitimize_pic_address): Lower MEDIUM model addressing.
9641 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9642 (enum cmodel): Add MEDIUM_PIC.
9643 (SYMBOL_REF_FAR_ADDR_P): New macro.
9644 (SYMBOL_FLAG_FAR_ADDR): New flag.
9645 * i386.md (movdi): Support medium model.
9646 (set_got_rex64): New pattern.
9647 * i386.opt (mlarge-data-threshold): New flag.
9648 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9649 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9650 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9651 TARGET_ASM_UNIQUE_SECTION): New.
9653 * invoke.texi (-mlarge_data_threshold): Document
9655 2005-07-31 Jan Hubicka <jh@suse.cz>
9657 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9658 (coalesce_vars): Likewise.
9659 * tree-ssa-live.c (coalesce_cost): New.
9660 (build_tree_conflict_graph): Use coalesce_cost.
9661 * tree-ssa-live.h (coalesce_cost): Declare.
9663 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9665 * arm.md (all peepholes for post-increment operations): Delete.
9666 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9667 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9668 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9669 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9670 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9672 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9674 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9677 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9680 * doc/invoke.texi: Document -rdynamic.
9682 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9685 * c-parser.c (c_parser_parms_list_declarator): Call
9686 mark_forward_parm_decls.
9687 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9688 decls with visibility structure.
9690 2005-07-30 Paul Brook <paul@codesourcery.com>
9692 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9694 2005-07-30 Paul Brook <paul@codesourcery.com>
9696 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9698 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9700 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9702 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9705 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9706 nested function declarators.
9707 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9708 (grokparms): Call warn_if_shadowing for parameters used within the
9710 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9711 not used within the parameter list.
9712 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9714 2005-07-30 Jan Hubicka <jh@suse.cz>
9716 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9717 * i386.c (ix86_fixup_binary_operands): Likewise.
9718 (ix86_expand_unary_operator): Likewise.
9719 (ix86_expand_fp_absneg_operator): Likewise.
9720 * optabs.c (expand_vec_cond_expr): Validate dest.
9722 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9725 * real.c (real_from_string): Also set last bit if there is a
9726 nonzero hex digit beyond GCC's internal precision after ".".
9728 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9730 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9731 define_constants. Change duplicate values to unassigned numbers.
9732 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9733 (*altivec_vspltsf): New.
9734 (altivec_vperm_v4sf): Delete.
9735 (altivec_vperm_<mode>): Use mode macro V.
9736 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9737 (altivec_predicate_v4sf): Delete.
9738 (altivec_predicate_<mode>): Use mode macro V.
9739 (*altivec_lvesfx): New.
9740 (*altivec_stvesfx): New.
9741 (vec_realign_load_v4sf): Delete.
9742 (vec_realign_load_<mode>): Use mode macro V.
9743 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9746 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9749 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9751 * configure: Regenerated.
9753 2005-07-29 Paul Brook <paul@codesourcery.com>
9755 * doc/install.texi: Add link to GFortran binaries wiki page.
9757 2005-07-29 David Ung <davidu@mips.com>
9759 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9760 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9761 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9762 * config/mips/mips.md (cpu): Add 5kf name.
9763 (includes): Includes 5k.md.
9764 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9765 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9768 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9771 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9772 (cleanup_tree_cfg): ... here.
9773 Call cleanup_tree_cfg_1 until there are no more cleanups to
9776 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9778 * tree-vrp.c (compare_range_with_value): Return true or false
9779 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9780 EQ_EXPR respectively.
9782 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9784 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9787 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9789 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9790 (tree_ssa_dominator_optimize): Increment it.
9791 (dump_dominator_optimization_stats): Print it.
9793 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9794 Steven Bosscher <stevenb@suse.de>
9796 PR rtl-optimization/23117
9797 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9798 when head == tail. Tidy comment.
9800 2005-07-28 Richard Henderson <rth@redhat.com>
9802 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9803 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9804 * jump.c (rtx_renumbered_equal_p): Likewise.
9805 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9806 CONST_INT and CONST_DOUBLE.
9807 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9808 * reload.c (operands_match_p): Special case CONST_INT and
9809 CONST_DOUBLE; check mode earlier.
9811 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9814 * c-typeck.c (convert_for_assignment): Do not check
9815 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9817 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9820 * c-typeck.c (composite_type): Prefer constant size arrays to
9823 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9826 * real.c (real_from_string): Set last bit if there is a nonzero
9827 hex digit beyond GCC's internal precision.
9829 2005-07-28 Richard Henderson <rth@redhat.com>
9832 * cfgcleanup.c (try_forward_edges): Watch out for end of
9835 2005-07-28 James E Wilson <wilson@specifixinc.com>
9838 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9840 2005-07-28 Jan Hubicka <jh@suse.cz>
9842 * Makefile.in (rtl-profile.o): Kill all traces of it.
9843 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9844 * coverage.h (rtl_coverage_counter_ref): Kill.
9845 * opts.c (flag_speculative_prefetching_set): Kill.
9846 (flag_loop_optimize_set): New.
9847 (common_handle_option): Disable loop optimizer when profiling;
9848 do not handle speculative prefetching.
9849 * passes.c (init_optimization_passes): Replace pass_profiling combo
9850 by branch_prob pass.
9851 * profile.c (compute_value_histograms): Update for simplified value
9853 (rtl_register_profile_hooks): Kill.
9854 (pass_profiling): Kill.
9855 (rest_of_handle_branch_prob): Do not profile.
9856 * toplev.c (process_options): Remove speculative prefetching.
9857 * toplev.h (flag_tree_based_profiling): Kill.
9858 * tree-profile.c (prepare_instrumented_value,
9859 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9860 tree_gen_one_value_profiler, do_tree_profiling): Update for
9861 simplified datastructures.
9862 * value-prof.c: Add comment that speculative prefetching was dropped;
9863 update rest of file for simplified datastructures.
9864 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9865 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9866 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9867 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9868 rtl_mod_subtract, gen_speculative_prefetch,
9869 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9870 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9871 (gate_handle_value_profile_transformations,
9872 rest_of_handle_value_profile_transformations,
9873 pass_value_profile_transformations): Kill.
9874 * value-prof.h (histogram_value_t): Remove IL based unions.
9875 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9876 rtl_profile_hooks): Remove hooks.
9878 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9880 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9881 (cgraph_clone_node): Likewise.
9882 * cgraph.h (cgraph_clone_edge): Update prototype.
9883 (cgraph_clone_node): Likewise.
9884 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9886 (lookup_recursive_calls): Consider profile.
9887 (cgraph_decide_recursive_inlining): Fix updating; use new
9888 probability argument; use profile.
9889 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9890 * tree-inline.c (copy_bb): Update clal of clone_edge.
9891 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9893 * invoke.texi (min-inline-recursive-probability): Document.
9895 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9897 * doc/install.texi (Configuration): Update Valgrind homepage.
9899 2005-07-28 Richard Henderson <rth@redhat.com>
9902 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9903 labels we want to delete.
9904 (cfg_layout_merge_blocks): Likewise.
9906 2005-07-28 Richard Henderson <rth@redhat.com>
9909 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9910 when expanding to nothing.
9912 2005-07-28 Josh Conner <jconner@apple.com>
9914 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9915 (cgraph_decide_inlining_of_small_functions): Likewise.
9917 2005-07-28 Josh Conner <jconner@apple.com>
9919 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9920 direction of badness if negative.
9921 (cgraph_default_inline_p): Add reason to parameters, and assign it
9923 (cgraph_decide_inlining_of_small_functions): New parameter in call
9924 to cgraph_default_inline_p.
9925 (cgraph_decide_inlining_incrementally): Likewise.
9926 * cgraphunit.c (decide_is_function_needed): Likewise.
9927 * cgraph.h (cgraph_default_inline_p): Likewise.
9929 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9931 * builtins.c: Fix comment typo(s).
9932 * genautomata.c: Likewise.
9933 * gimplify.c: Likewise.
9934 * tree-dfa.c: Likewise.
9935 * tree-flow-inline.h: Likewise.
9936 * tree-into-ssa.c: Likewise.
9937 * tree-ssa-alias.c: Likewise.
9938 * tree-ssa-ccp.c: Likewise.
9939 * tree-ssa-copy.c: Likewise.
9940 * tree-ssa-dce.c: Likewise.
9941 * tree-ssa-dom.c: Likewise.
9942 * tree-ssa-operands.c: Likewise.
9943 * tree-tailcall.c: Likewise.
9944 * tree-vectorizer.c: Likewise.
9945 * tree-vrp.c: Likewise.
9948 2005-07-28 Jeff Law <law@redhat.com>
9950 * tree-vrp.c (test_for_singularity): Extracted from ...
9951 (simplify_cond_using_ranges): Attempt to simplify a relational
9952 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9954 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9956 PR tree-optimization/22506
9957 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9958 phis whose argument is constant.
9960 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9962 PR rtl-optimization/18992
9963 Back out this patch:
9964 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9965 PR optimization/12142
9966 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9967 uses of the register in the SET_SRC. Remove unnecessary argument.
9969 Replace it with this:
9970 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9971 if flag_non_call_exceptions is set and the insn may trap, pass
9972 pc_rtx as dest for recursion.
9973 In SET_SRC part of SET case, if dest is already set, pass it down
9976 2005-07-28 Jan Hubicka <jh@suse.cz>
9978 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9979 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9980 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9982 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9983 profile when available.
9985 2005-07-28 Jan Beulich <jbeulich@novell.com>
9987 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9988 (ia64_print_operand): Describe and handle 'X'.
9989 (ia64_register_move_cost): Also handle FP_REGS.
9990 (ia64_preferred_reload_class): Likewise.
9991 (ia64_secondary_reload_class): Likewise.
9992 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
9993 it. Also check for ITANIUM_CLASS_FLDP.
9994 * config/ia64/ia64.h (FP_REGNO_P): New.
9995 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
9996 (reg_class): Add FP_REGS.
9997 (REG_CLASS_NAMES): Adjust for it.
9998 (REG_CLASS_CONTENTS): Likewise.
9999 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
10000 (REG_CLASS_FROM_LETTER): Handle 'x'.
10001 (CLASS_MAX_NREGS): Handle FP_REGS.
10002 (MEMORY_MOVE_COST): Likewise.
10003 * config/ia64/ia64.md (itanium_class): Add fldp.
10004 (type): Handle fldp.
10005 (movti_internal): More allowable operand combinations. Use ldfp8 when
10006 splitting unnecessary. Remove predicable attribute. Adjust
10007 itanium_class attribute.
10008 (smuldi3_highpart): Remove outdated comment.
10009 (mulditi3, umulditi3, rotlti3): New expanders.
10010 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
10011 (absti2): Disabled new insn for future reference.
10012 Respective new splitters.
10013 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
10014 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
10015 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
10017 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
10019 PR rtl-optimization/23047
10020 * simplify-rtx.c (simplify_const_relational_operation): Respect
10021 flag_wrapv for comparisons with ABS.
10023 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
10025 PR tree-optimization/22493
10026 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
10027 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
10029 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
10031 * config/frv/frv.opt (moptimize-membar): New.
10033 * doc/invoke.texi: Document -moptimize-membar and its inverse.
10035 * config/frv/frv.h: Remove machine_function definition.
10037 * config/frv/frv.c (struct frv_io): New.
10038 (struct machine_function): Moved from frv.h. Add has_membar_p.
10039 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
10040 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
10041 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
10042 (frv_optimize_membar_global, frv_optimize_membar): New functions.
10043 (frv_reorg): Call frv_optimize_membar when appropriate.
10044 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
10045 (frv_expand_builtin): Adjust calls accordingly.
10046 (frv_io_address_cookie): New function.
10047 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
10048 load or store rather than a special insn. Add ccnstant address and
10049 io-type operands to the membar.
10050 (frv_ifcvt_modify_tests): Unsign regno.
10051 (frv_ifcvt_modify_tests): Same.
10053 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
10054 UNSPEC_OPTIONAL_MEMBAR constant.
10055 (builtin_read_<mode>): Delete.
10056 (builtin_write_<mode>): Delete.
10057 ("optional_membar_<mode>"): Add operand.
10059 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
10060 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
10061 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
10062 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
10063 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
10064 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10065 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10066 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10067 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10069 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10071 * df.c (df_uses_record): Handle SCRATCH.
10073 2005-07-28 Steven Bosscher <stevenb@suse.de>
10076 * passes.c (rest_of_decl_compilation): If decl is a type and
10077 we have encountered errors, don't emit debug information.
10079 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10081 * params.def: Fixed comment.
10083 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10086 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10087 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10088 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10090 2005-07-27 Steven Bosscher <stevenb@suse.de>
10093 * varasm.c (assemble_start_function): Don't do anything that may
10094 require a CFG if the current function is a thunk.
10096 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10098 * doc/install.texi (Prerequisites): Mention that perl is needed
10099 to do export control in libstdc++ targetting Darwin.
10101 2005-07-27 Steven Bosscher <stevenb@suse.de>
10103 PR rtl-optimization/17808
10104 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10105 (sched_insns_conditions_mutex_p): Split out from...
10106 (add_dependence): ...here. But don't call it from here.
10107 (add_dependence_list): Check sched_insns_conditions_mutex_p
10108 before calling add_dependence.
10109 (add_dependence_list_and_free): Likewise.
10110 (fixup_sched_groups): Likewise.
10111 (sched_analyze_1): Likewise.
10112 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10113 (sched_analyze): Likewise.
10114 (sched_analyze_insn): Likewise.
10115 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10116 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10117 dependencies on all COND_EXEC insns to jumps ending basic blocks
10118 when doing intrablock scheduling.
10119 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10121 2005-07-27 Jeff Law <law@redhat.com>
10123 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10124 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10125 equivalency sets, correctly handle the case were vr0 has an
10126 equivalency set, but vr1 does not.
10128 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10130 PR tree-optimization/23073
10131 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10132 vect_print_dump_info before fprintf.
10134 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10136 PR tree-optimize/22348
10137 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10138 Fold the partial computation.
10140 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10142 PR tree-optimization/22325
10143 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10145 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10147 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10148 (force_var_cost): ... this function.
10149 (compute_phi_arg_on_exit): Export.
10151 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10153 PR tree-optimization/20773
10154 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10157 2005-07-27 Richard Guenther <rguenther@suse.de>
10159 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10160 Avoid pushing again if current struct contains only
10161 fields we decomposed.
10163 2005-07-27 Jan Hubicka <jh@suse.cz>
10165 PR tree-optimization/22574
10166 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10169 * tree-tailcall.c (decrease_profile): New function.
10170 (eliminate_tail_call): Use it.
10172 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10173 visibility flags correctly in whole program mode.
10175 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10177 PR rtl-optimization/22472
10178 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10180 2005-07-26 Steven Bosscher <stevenb@suse.de>
10182 PR tree-optimization/22504
10183 * tree-complex.c (expand_complex_addition): Use 'code' instead
10184 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10186 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10188 * config.gcc (cpu_type): Add frv case.
10189 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10190 (supported_defaults): Add fr550 case.
10192 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10195 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10196 whether a pointer of type T * may point to objects of type T *.
10198 2005-07-26 DJ Delorie <dj@redhat.com>
10200 * configure: Regenerate.
10202 2005-07-26 Dale Johannesen <dalej@apple.com>
10204 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10206 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10208 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10209 Clarify use of "build" in name.
10211 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10213 * doc/extend.texi (Raw read/write Functions): New section.
10214 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10215 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10216 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10217 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10218 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10219 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10220 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10221 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10222 * config/frv/frv.c: Add bdesc_loads global.
10223 Add bdesc_stores global.
10224 (frv_init_builtins): Add support for __builtin_{read/write}*.
10225 (frv_volatile_memref): New.
10226 (frv_expand_load_builtin): New.
10227 (frv_expand_store_builtin): New.
10228 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10229 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10230 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10231 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10232 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10233 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10234 (builtin_read_<mode>): New.
10235 (builtin_write_<mode>): New.
10236 (builtin_write64): New.
10237 (optional_membar_<mode>): New.
10239 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10241 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10242 (rather than units) against HOST_BITS_PER_WIDE_INT.
10244 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10246 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10247 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10248 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10249 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10252 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10253 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10254 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10256 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10258 2005-07-26 Richard Guenther <rguenther@suse.de>
10260 PR tree-optimization/22486
10261 * fold-const.c (fold_unary): Fold away useless component
10262 references of the form (T *)&T.x, if the address
10265 2005-07-25 James E Wilson <wilson@specifixinc.com>
10267 * dwarf2out.c (add_call_src_coords_attributes): New.
10268 (gen_inlined_subroutine_die): Call it.
10269 (maybe_emit_file, init_file_table): Add comments.
10270 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10272 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10273 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10274 * tree.h (BLOCK_SOURCE_LOCATION): New.
10275 (struct tree_block): New field locus.
10277 2005-07-26 Andreas Schwab <schwab@suse.de>
10279 PR rtl-optimization/23043
10280 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10281 when allocating a struct unoccr.
10283 2005-07-25 Richard Henderson <rth@redhat.com>
10286 * tree-complex.c (gate_no_optimization): True if errors.
10287 * Makefile.in (tree-complex.o): Update dependencies.
10289 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10291 * config/frv/predicates.md (integer_register_operand): Use
10292 GPR_AP_OR_PSEUDO_P.
10294 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10297 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10299 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10301 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10303 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10304 types when flag_unsafe_math_optimizations is true.
10306 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10308 * gcc.c (option_map): Add --sysroot.
10309 (process_command): Handle --sysroot.
10310 (display_help): Document it.
10311 * doc/cppopts.tex (-isysroot): Document.
10312 * doc/invoke.texi (--sysroot): Document.
10313 * doc/install.texi (--with-build-sysroot): Document.
10315 * Makefile.in (inhibit_libc): New variable.
10316 (INHIBIT_LIBC_CFLAGS): Likewise.
10317 (LIBGCC2_CFLAGS): Include
10318 $(INHIBIT_LIBC_CFLAGS).
10319 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10320 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10321 ($(T)crtend.o): Likewise.
10322 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10323 ($(T)crtendS.o): Likewise.
10324 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10325 ($(T)crtendT.o): Likewise.
10326 (stmp-fixinc): Do not complain about missing headers if
10328 * configure.ac (inhibit_libc): Set it to true/false.
10329 (--with-build-sysroot): New option. Use it to set
10331 * configure: Regenerated.
10333 2005-07-25 Manfred Hollstein <mh@suse.com>
10335 * calls.c (store_one_arg): Fix unsigned comparison warning.
10337 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10340 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10341 (ggc_print_statistics): Initialize variable before use.
10343 2005-07-25 Richard Guenther <rguenther@suse.de>
10345 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10346 calling with a PHI_NODE argument.
10348 * tree-flow-inline.h (overlap_subvar): Protect against
10351 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10353 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10354 * configure: Regenerate.
10356 2005-07-25 Ira Rosen <irar@il.ibm.com>
10358 * expr.c (highest_pow2_factor): Make extern.
10359 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10360 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10361 record_array_differ_p, array_ptr_differ_p): Likewise.
10362 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10363 additional cases. Call the above functions.
10364 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10365 base_object_differ_p when there are two base objects. Otherwise, compare
10366 base address and offset. Call may_alias_p.
10367 (dump_data_reference): Use a correct field name.
10368 (analyze_array): Make static. Initialize new data-ref fields.
10369 (analyze_indirect_ref): New function.
10370 (init_data_ref): Initialize new data-ref fields.
10371 (strip_conversion): Moved from tree-vect-analyze.c.
10372 (analyze_offset_expr, get_ptr_offset, address_analysis,
10373 object_analysis): Likewise.
10374 (analyze_offset): New function.
10375 (create_data_ref): Likewise.
10376 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10377 dimensions for ARRAY_REFs only.
10378 (build_classic_dist_vector): Make static.
10379 (access_functions_are_affine_or_constant_p): Call macro to get the
10380 address of access functions.
10381 (compute_all_dependences): Add new parameter
10382 compute_self_and_read_read_dependences. Compute self and read-read
10383 dependences if it is true.
10384 (find_data_references_in_loop): Call create_data_ref. Initialize new
10386 (compute_data_dependences_for_loop): Add new parameter
10387 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10388 compute nb_loops. Call compute_all_dependences,
10389 build_classic_dist_vector and build_classic_dir_vector with correct
10391 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10392 with correct parameters. Compare dimensions for ARRAY_REFs only.
10393 (free_data_refs): Call macro to free access functions.
10394 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10395 fields from stmt_vinfo.
10396 (struct base_object_info): New structure.
10397 (struct data_reference): Move fields to base_object_info. Add fields
10398 first_location and object_info for above structures. Move fields from
10399 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10400 aligned_to. Add macros to access the new fields.
10401 Update functions declarations.
10402 * tree-flow.h (is_aliased_with): Declare.
10403 * tree-loop-linear.c (linear_transform_loops): Call
10404 compute_data_dependences_for_loop with correct parameters.
10405 * tree-ssa-alias.c (is_aliased_with): New function.
10406 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10407 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10408 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10409 vect_base_addr_differ_p, compute_subscript_distance and
10410 build_classic_dist_vector. Add printings. Check absolute value of
10412 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10414 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10415 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10416 to bytes. Add printing.
10417 (vect_compute_data_refs_alignment): Go through loads and stores in one
10419 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10420 vect_analyze_data_ref_access): Likewise.
10421 (vect_analyze_pointer_ref_access): Remove.
10422 (vect_address_analysis, vect_object_analysis): Likewise.
10423 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10424 and analyze data-refs in the loop.
10425 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10426 fields of data-ref instead of stmt. Add init to the offset from the
10428 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10429 (vect_update_init_of_dr): Likewise.
10430 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10431 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10433 (new_loop_vec_info): Initialize new fields.
10434 (destroy_loop_vec_info): Free new fields.
10435 (vect_strip_conversion): Remove.
10436 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10437 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10438 datarefs. Add new field ddrs.
10439 Add macros for the new fields access.
10440 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10441 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10442 Remove their macros.
10443 * tree.h (highest_pow2_factor): Declare.
10445 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10447 * calls.c (store_one_arg): Check for sibling call MEM arguments
10448 from already clobbered incoming argument area.
10450 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10452 * c-common.c (check_missing_format_attribute): New.
10453 * c-common.h (check_missing_format_attribute): Likewise.
10454 * c-typeck.c (convert_for_assignment): Use it.
10456 2005-07-24 Andreas Schwab <schwab@suse.de>
10458 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10459 register use a word move. Correct operand of ext.w in 68000 code.
10461 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10463 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10464 variables as declarations, rather than definitions.
10466 2005-07-24 Ira Rosen <irar@il.ibm.com>
10468 PR tree-optimization/22526
10469 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10472 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10474 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10475 that C99 reserve for future use. Use it to define clog10,
10476 clog10f and clog10l.
10478 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10480 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10481 * configure.ac: Check for -Wmissing-format-attribute.
10483 * configure: Regenerate.
10485 2005-07-23 Richard Henderson <rth@redhat.com>
10487 PR tree-optimization/22623
10488 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10490 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10493 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10495 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10497 * Makefile.in (C_TREE_H): Update dependencies.
10498 * c-tree.h: Include toplev.h.
10499 * diagnostic.h (diagnostic_set_info): Add format attribute.
10500 * rtl-error.c (diagnostic_for_asm): Likewise.
10502 2005-07-23 Chao-ying Fu <fu@mips.com>
10504 * config/mips/mips-dsp.md: New file.
10505 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10506 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10508 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10509 MIPS_BUILTIN_BPOSGE32.
10510 (mips_expand_builtin_direct): Add one parameter to indicate that
10511 builtin functions need to return a value.
10512 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10514 (mips_regno_to_class): Add classes for 12 new DSP registers.
10515 (mips_subword): Change to check four HI registers.
10516 (mips_output_move): Output move to and from 6 new DSP accumulators.
10517 (override_options): Make sure -mdsp and -mips16 are not used together.
10518 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10520 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10522 (print_operand): Add 'q' for printing DSP accumulators.
10523 (mips_cannot_change_mode_class): Check ACC_REGS.
10524 (mips_secondary_reload_class): Check ACC_REGS.
10525 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10526 (mips_register_move_cost): Check ACC_REGS.
10527 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10528 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10529 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10530 (dsp_bdesc): New array.
10531 (bdesc_arrays): Add DSP builtin function table.
10532 (mips_prepare_builtin_arg): Check predicate again after
10534 (mips_expand_builtin): Add one more parameter to
10535 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10536 MIPS_BUILTIN_BPOSGE32.
10537 (mips_init_builtins): Initialize new function types.
10538 (mips_expand_builtin_direct): Check if builtin functions need to
10539 return a value and pass operands properly.
10540 (mips_expand_builtin_bposge): New function.
10541 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10542 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10543 (FIRST_PSEUDO_REGISTER): Increase to 188.
10544 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10545 Update for 12 new DSP registers.
10546 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10547 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10548 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10549 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10550 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10551 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10552 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10553 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10554 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10555 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10556 (REGISTER_NAMES): Add names for 12 new DSP registers.
10557 * config/mips/mips.md: Include mips-dsp.md.
10558 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10559 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10560 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10561 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10562 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10563 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10564 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10565 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10566 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10567 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10568 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10569 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10570 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10571 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10572 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10573 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10574 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10575 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10576 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10577 (UNSPEC_RDDSP): New constants.
10578 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10579 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10581 * config/mips/mips.opt (-mdsp): New option.
10582 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10583 (reg_imm10_operand): New predicates.
10584 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10585 * doc/invoke.texi (-mdsp): Document new option.
10587 2005-07-22 DJ Delorie <dj@redhat.com>
10589 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10591 * tree-inline.c (inlinable_function_p): Likewise.
10593 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10596 * toplev.c (check_global_declarations): Do not mark undefined
10597 variables as DECL_IGNORED_P.
10598 * varasm.c (first_global_object_name): GTY it.
10599 (weak_global_object_name): Likewise.
10600 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10601 a string to go into {weak,first}_global_object_name.
10603 2005-07-22 DJ Delorie <dj@redhat.com>
10605 * c-format.c (check_function_format): Change warning control
10606 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10608 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10610 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10611 &PTR->FLD a dereference of PTR.
10612 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10613 a potential dereference of PTR.
10615 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10617 PR rtl-optimization/20370
10618 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10619 call allocate_reg_info if necessary.
10621 PR rtl-optimization/21848
10622 * calls.c (emit_library_call_value_1): For const functions, add
10623 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10625 PR rtl-optimization/22445
10626 * cselib.c (target.h): Include.
10627 (rtx_equal_for_cselib_p): Allow commutative matches.
10628 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10629 Remove MODE parameter. Changed all callers.
10631 PR rtl-optimization/22258
10632 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10634 (try_combine): Use likely_spilled_retval_p.
10636 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10638 * config.gcc: Add crx-elf support.
10640 * doc/contrib.texi: Mention crx.
10641 * doc/extend.texi: Document crx extensions.
10642 * doc/install.texi: Document crx install.
10643 * doc/invoke.texi: Document crx options.
10644 * doc/md.texi: Document crx constraints.
10646 * config/crx/crx-protos.h: New file.
10647 * config/crx/crx.c: New file.
10648 * config/crx/crx.h: New file.
10649 * config/crx/crx.md: New file.
10650 * config/crx/crx.opt: New file.
10651 * config/crx/t-crx: New file.
10653 2005-07-22 Manfred Hollstein <mh@suse.com>
10655 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10657 (int_add_graph_edge): Likewise.
10658 (collapse_nodes): Likewise.
10659 (process_unification_queue): Likewise.
10661 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10662 Laurent GUERBY <laurent@guerby.net>
10664 PR tree-optimization/22336
10665 * function.c (record_block_change): Check for
10666 cfun->ib_boundaries_block.
10668 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10670 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10671 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10673 2005-07-21 DJ Delorie <dj@redhat.com>
10675 * toplev.c (warn_deprecated_use): Add warning control to warning
10677 * c-typeck.c (parser_build_binary_op): Likewise.
10678 (c_finish_if_stmt): Likewise.
10679 * c-common.c (check_function_sentinel): Likewise.
10680 (check_nonnull_arg): Likewise.
10682 2005-07-21 Richard Henderson <rth@redhat.com>
10685 * tree-complex.c (complex_ssa_name_components): New.
10686 (cvc_lookup): Allow entry not found.
10687 (create_components): Remove.
10688 (create_one_component_var, get_component_var): New.
10689 (get_component_ssa_name, set_component_ssa_name): New.
10690 (extract_component): Use get_component_ssa_name.
10691 (update_complex_components): Use set_component_ssa_name.
10692 (update_complex_components_on_edge): Likewise.
10693 (update_phi_components): Create new PHI nodes directly, instead
10694 of adding insns to edges.
10695 (tree_lower_complex): Allocate and free complex_variable_components
10696 and complex_ssa_name_components here.
10698 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10700 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10701 revert to returning false.
10703 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10706 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10708 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10711 * config/i386/i386.md (cmpxf): Change operand constraints
10712 to "nonmemory_operand".
10714 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10716 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10718 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10720 PR middle-end/21180
10721 * fold-const.c (fold_build1): Add checksum for the operands.
10722 (fold_build2): Likewise.
10723 (fold_build3): Likewise.
10725 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10727 PR middle-end/19055
10728 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10730 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10732 * common.opt (-fforward-propagate): Committed by mistake,
10735 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10737 * reg-stack.c: Fix comment typo(s).
10738 * tree-ssa-operands.c: Likewise.
10739 * tree-vectorizer: Likewise.
10741 2005-07-21 Nick Clifton <nickc@redhat.com>
10743 * config/sh/symbian.c: Replace C++ style line comments with C
10744 style line comments.
10745 (symbian_add_attribute): Do not use a ? operator on the LHS of
10747 (sh_symbian_handle_dll_attribute): Change the type of the
10748 method vector to "VEC(tree,gc)*" and use vector accessor
10749 macros to walk over the elements.
10750 (symbian_export_vtable_and_rtti_p): Likewise.
10751 (symbian_class_needs_attribute_p): Likewise.
10753 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10756 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10757 initialize targetm.resolve_overloaded_builtin here.
10758 (altivec_expand_overloaded_builtin): Make it non-static.
10759 * config/rs6000/rs6000-protos.h
10760 (altivec_expand_overloaded_builtin): New prototype.
10761 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10762 targetm.resolve_overloaded_builtin here.
10763 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10765 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10766 Zdenek Dvorak <dvorakz@suse.cz>
10768 PR tree-optimization/19210
10769 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10771 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10772 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10773 rely on unproven assumptions.
10774 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10775 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10776 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10777 to number_of_iterations_exit.
10778 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10779 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10780 * tree-ssa-loop-niter.c (find_loop_niter,
10781 estimate_numbers_of_iterations_loop): Likewise.
10782 (number_of_iterations_exit): Honor the new options.
10783 * doc/invoke.texi (Wunsafe-loop-optimizations,
10784 funsafe-loop-optimizations): Document them.
10786 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10788 PR rtl-optimization/22167
10789 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10791 2005-07-20 Adam Nemet <anemet@lnxw.com>
10793 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10794 __do_global_dtors_aux longcall.
10796 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10798 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10799 (old_special_pred_table): Don't reference
10800 SPECIAL_MODE_PREDICATES.
10801 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10802 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10803 * config/sh/predicates.h: Don't mention
10804 SPECIAL_MODE_PREDICATES.
10805 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10808 2005-07-20 DJ Delorie <dj@redhat.com>
10810 * config.gcc: Add m32c-elf support.
10812 * doc/contrib.texi: Mention m32c.
10813 * doc/extend.texi: Document m32c extensions.
10814 * doc/install.texi: Mention m32c.
10815 * doc/invoke.texi: Document m32c options.
10816 * doc/md.texi: Document m32c constraints.
10818 * config/m32c/addsub.md: New file.
10819 * config/m32c/bitops.md: New file.
10820 * config/m32c/cond.md: New file.
10821 * config/m32c/jump.md: New file.
10822 * config/m32c/m32c-lib1.S: New file.
10823 * config/m32c/m32c-lib2.c: New file.
10824 * config/m32c/m32c-modes.def: New file.
10825 * config/m32c/m32c-pragma.c: New file.
10826 * config/m32c/m32c-protos.h: New file.
10827 * config/m32c/m32c.abi: New file.
10828 * config/m32c/m32c.c: New file.
10829 * config/m32c/m32c.h: New file.
10830 * config/m32c/m32c.md: New file.
10831 * config/m32c/m32c.opt: New file.
10832 * config/m32c/minmax.md: New file.
10833 * config/m32c/mov.md: New file.
10834 * config/m32c/muldiv.md: New file.
10835 * config/m32c/predicates.md: New file.
10836 * config/m32c/prologue.md: New file.
10837 * config/m32c/shift.md: New file.
10838 * config/m32c/t-m32c: New file.
10840 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10842 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10843 (stack_protect_set, stack_protect_test): New expanders.
10844 (stack_protect_set_si, stack_protect_set_si_media,
10845 stack_protect_set_di_media, stack_protect_test_si,
10846 stack_protect_test_si_media, stack_protect_test_di_media):
10849 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10851 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10853 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10855 * tree.h (tree_expr_nonzero_p): Export.
10856 * fold-const.c (tree_expr_nonzero_p): Likewise.
10857 Return true for CALL_EXPRs that are alloca calls.
10858 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10860 * tree-flow.h (expr_computes_nonzero): Remove.
10861 * tree-vrp.c (expr_computes_nonzero): Remove.
10862 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10863 (extract_range_from_unary_expr): Likewise.
10864 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10865 tree_expr_nonzero_p.
10867 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10869 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10870 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10871 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10872 All callers changed.
10873 (frame_related_constant_load): New arg "related" which controls
10874 setting of RTX_FRAME_RELATED_P. All callers changed.
10875 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10876 (bfin_expand_prologue): Add stack limit checking.
10877 * config/bfin/bfin.md (trapifcc): New pattern.
10879 * config/bfin/bfin.c: Include "langhooks.h".
10880 (def_builtin): Go through lang_hooks to call builtin_function.
10882 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10883 * config/bfin/predicates.md (symbol_ref_operand): New.
10884 (call_insn_operand): Delete. All callers changed to use
10885 register_no_elim_operand.
10886 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10888 (function_arg): Use it to generate the call's operand 2.
10889 (bfin_longcall_p): New function.
10890 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10891 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10892 determine if the address needs to be in a REG.
10893 (bfin_handle_longcall_attribute): New function.
10894 (bfin_attribute_table): Add "longcall" and "shortcall".
10895 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10896 (CUMULATIVE_ARGS): New member call_cookie.
10897 (PREDICATE_CODES): Add symbol_ref_operand.
10898 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10899 extra USE to the pattern.
10900 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10901 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10902 sibcall_value_insn; now the new patterns handle direct calls and the
10903 old ones indirect calls.
10904 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10906 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10908 * doc/trouble.texi: Update section on handling of empty loops.
10910 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10912 * config.gcc: Remove support for sparc-*-openbsd*,
10913 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10915 * config.host: Remove support for i860-*-sysv4* as a host.
10916 * config/i860/*, config/ip2k/*, config/ns32k/*,
10917 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10918 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10919 mention obsolete ports.
10921 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10923 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10924 soft frame pointer.
10925 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10926 of frame_pointer_rtx.
10927 (sh_expand_epilogue): Likewise.
10928 (sh_set_return_address): Likewise.
10929 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10930 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10931 offsets from FRAME_POINTER_REGNUM.
10932 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10933 (sh_register_names): Add initializer for sfp.
10934 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10935 (VALID_REGISTER_P): Likewise.
10936 (FIRST_PSEUDO_REGISTER): Update.
10937 (DWARF_FRAME_REGISTERS): Define.
10938 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10939 (HARD_FRAME_POINTER_REGNUM): Define.
10940 (FRAME_POINTER_REGNUM): Redefine.
10941 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10942 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10943 from FRAME_POINTER_REGNUM.
10944 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10945 FRAME_POINTER_REGNUM.
10946 (REG_CLASS_CONTENTS): Add sfp.
10947 (REG_ALLOC_ORDER): Likewise.
10948 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10949 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10950 of frame_pointer_rtx.
10951 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10953 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10955 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10956 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10957 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10959 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10962 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10964 Make CONSTRUCTOR use VEC to store initializers.
10965 * c-common.c (complete_array_type): Update to cope with VEC in
10967 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10968 (pp_c_constructor_elts): New function.
10969 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10970 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10971 struct constructor_stack, struct initializer_stack,
10972 constructor_elements, push_init_level, pop_init_level,
10973 add_pending_init, find_init_member, output_init_element): Update to
10974 cope with VEC in CONSTRUCTOR_ELTS.
10975 * coverage.c (build_fn_info_value, build_ctr_info_value,
10976 build_gcov_info): Likewise.
10977 * expr.c (categorize_ctor_elements_1, store_constructor,
10978 expand_expr_real_1): Likewise.
10979 * fold-const.c (fold_ternary): Likewise.
10980 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10981 gimplify_init_constructor, gimplify_expr): Likewise.
10982 * tree-dump.c (dequeue_and_dump): Likewise.
10983 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10985 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10987 * tree-sra.c (generate_element_init_1): Likewise.
10988 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10989 * tree-ssa-operands.c (get_expr_operands): Likewise.
10990 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
10991 * tree-vect-transform.c (vect_get_vec_def_for_operand):
10992 (get_initial_def_for_reduction): Likewise.
10993 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
10994 value handle in annotations.
10995 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
10996 tree_node_structure): Add support for constr_kind.
10997 (build_vector_from_ctor, build_constructor_single,
10998 build_constructor_from_list): New functions.
10999 (build_constructor): Update to take a VEC instead of a TREE_LIST.
11000 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
11001 Update to cope with VEC in CONSTRUCTOR_ELTS.
11002 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
11003 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
11004 CONSTRUCTOR_APPEND_ELT): New macros.
11005 (struct constructor_elt, struct tree_constructor): New data types.
11006 (union tree_node): Add tree_constructor field.
11007 * treestruct.def: Define TS_CONSTRUCTOR.
11008 * varasm.c (const_hash_1, compare_constant, copy_constant,
11009 compute_reloc_for_constant, output_addressed_constants,
11010 initializer_constant_valid_p, output_constant,
11011 array_size_for_constructor, output_constructor): Update to cope with
11012 VEC in CONSTRUCTOR_ELTS.
11013 * vec.h (VEC_empty, VEC_copy): New macros.
11015 2005-07-19 Devang Patel <dpatel@apple.com>
11017 * dbxout.c (dbxout_type): Check Objective-C++ lang.
11019 2005-07-19 Richard Henderson <rth@redhat.com>
11022 * gimplify.c (gimplify_expr): Use main variant type for the temp
11023 destination for a discarded volatile read.
11024 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
11025 casts between non-void types that change volatility.
11027 2005-07-15 DJ Delorie <dj@redhat.com>
11029 * toplev.h: Add comment about the first parameter for warning().
11030 * errors.h: Likewise.
11032 * c.opt (Wpragmas): New.
11033 * doc/invoke.texi: Document it.
11035 * function.c (do_warn_unused_parameter): Add warning control to
11037 * c-decl.c (warn_if_shadowing): Likewise.
11038 * c-lex.c (cb_def_pragma): Likewise.
11039 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
11040 (pop_alignment): Likewise.
11041 (handle_pragma_pack): Likewise.
11042 (apply_pragma_weak): Likewise.
11043 (handle_pragma_weak): Likewise.
11044 (handle_pragma_redefine_extname): Likewise.
11045 (add_to_renaming_pragma_list): Likewise.
11046 (handle_pragma_extern_prefix): Likewise.
11047 (maybe_apply_renaming_pragma): Likewise.
11048 (handle_pragma_visibility): Likewise.
11050 * config/c4x/c4x-c.c (BAD): Likewise.
11051 (c4x_parse_pragma): Likewise.
11052 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
11053 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
11054 (rs6000_pragma_longcall): Likewise.
11055 * config/v850/v850-c.c (pop_data_area): Likewise.
11056 (ghs_pragma_section): Likewise.
11057 (ghs_pragma_section): Likewise.
11058 (ghs_pragma_interrupt): Likewise.
11059 (ghs_pragma_starttda): Likewise.
11060 (ghs_pragma_startsda): Likewise.
11061 (ghs_pragma_startzda): Likewise.
11062 (ghs_pragma_endtda): Likewise.
11063 (ghs_pragma_endsda): Likewise.
11064 (ghs_pragma_endzda): Likewise.
11066 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11067 Kenneth Zadeck <zadeck@naturalbridge.com>
11069 * Makefile.in: Removed tree-promote-statics.c
11070 * tree-promote-statics.c: Removed.
11071 * common.opt: Removed flag-promote-statics.
11073 * passes.c: Removed tree-promote-statics pass.
11074 * tree-pass.h: Ditto.
11075 * timevar.def: Removed TV_PROMOTE_STATICS.
11078 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11080 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11082 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11084 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11087 * c-common.c (check_function_arguments): Call
11088 'check_function_format' if either -Wformat or
11089 -Wmissing-format-attribute are specified.
11090 * c-format.c (check_function_format): Check -Wformat before
11091 calling 'check_format_info'.
11092 * c-opts.c (c_common_post_options): Don't warn for
11093 -Wmissing-format-attribute without -Wformat.
11094 * c-typeck.c (convert_for_assignment): Detect additional cases for
11095 -Wmissing-format-attribute.
11096 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11099 2005-07-19 Richard Guenther <rguenther@suse.de>
11101 * config/i386/i386.md (lrint<mode>2): Use temporary
11102 instead of clobbering non-existent memory.
11104 2005-07-19 Nick Clifton <nickc@redhat.com>
11106 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11107 statement to avoid displaying ASCII control characters.
11109 2005-07-19 Ben Elliston <bje@au.ibm.com>
11111 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11112 * cfganal.c (find_edge_index): Ditto.
11113 * combine.c (combine_instructions): Ditto.
11114 * ddg.c (create_scc): Ditto.
11115 (find_successors): Ditto.
11116 (find_predecessors): Ditto.
11117 (find_nodes_on_paths): Ditto.
11118 (longest_simple_path): Ditto.
11119 * flow.c (update_life_info): Ditto.
11120 (count_or_remove_death_notes): Ditto.
11121 (clear_log_links): Ditto.
11122 * modulo-sched.c (generate_reg_moves): Ditto.
11123 (find_max_asap): Ditto.
11124 (find_max_hv_min_mob): Ditto.
11125 (find_max_dv_min_mob): Ditto.
11126 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11127 * sched-rgn.c (extract_edgelst): Ditto.
11128 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11129 (dump_update_ssa): Ditto.
11130 (ssa_names_to_replace) Ditto.
11131 (switch_virtuals_to_full_rewrite): Ditto.
11132 (update_ssa): Ditto.
11133 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11135 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11137 Fix PR tree-optimization/22483
11139 * tree-complex.c (create_components): Use
11140 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11141 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11142 * tree-flow.h (safe_referenced_var_iterator): New structure.
11143 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11144 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11145 safe_referenced_var iterator.
11146 (add_type_alias): Ditto.
11148 2005-07-19 Steven Bosscher <stevenb@suse.de>
11150 * loop-init.c (rest_of_handle_loop2): Remove.
11151 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11152 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11153 (pass_rtl_loop_init, pass_rtl_loop_done,
11154 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11155 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11156 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11157 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11158 pass_tree_loop_done, and pass_tree_unswitch.
11159 (gate_loop): Rename to gate_tree_loop.
11160 * passes.c (init_optimization_passes): Update for renamed tree
11161 loop passes. Add the new loop2 passes as subpasses of loop2.
11162 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11163 Update for the renamed tree loop passes.
11165 2005-07-18 Ian Lance Taylor <ian@airs.com>
11167 PR middle-end/22057
11168 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11169 blocks when optimizing.
11171 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11173 * common.opt (frename-registers): Initialize to 2.
11175 (fgcse-after-reload): Ditto.
11176 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11177 (process_options): Only change flag_web, flag_rename_registers,
11178 and flag_rerun_cse_after_loop if not explicitly set by user.
11180 2005-07-18 Jan Beulich <jbeulich@novell.com>
11182 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11183 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11184 in 64-bit mode the same as DImode in 32-bit mode.
11185 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11186 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11187 mode. Add new mode parameter.
11188 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11189 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11190 x86_64_shift_adj): New expanders.
11191 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11192 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11194 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11195 DImode shift splitters.
11196 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11197 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11200 2005-07-18 Jan Beulich <jbeulich@novell.com>
11202 * i386.md (movdi_extzv_1): New.
11203 (zero_extendhidi2): Combine alternatives and never force use of
11205 (zero_extendqidi2): Likewise. Don't restrict input selection.
11207 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11209 Fix PR tree-optimization/22531
11210 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11213 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11215 * tree-promote-statics.c (pass_promote_statics): Change dump file
11218 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11220 * tree-optimize.c (init_tree_optimization_passes): Add
11221 pass_eliminate_useless_stores pass.
11222 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11223 * tree-ssa-pre.c (is_copy_stmt): New function.
11224 (follow_copies_till_vuse): Ditto.
11225 (do_eustores): Ditto.
11226 (gate_eustores): Ditto.
11228 2005-07-16 Richard Henderson <rth@redhat.com>
11230 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11232 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11233 Kenneth Zadeck <zadeck@naturalbridge.com>
11235 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11236 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11237 ipa-type-escape.h, tree-promote-statics.c
11238 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11239 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11240 tree-promote-statics.c: new files.
11241 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11242 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11243 int nonlocal_set_p, mark_constant_function): Deleted.
11244 (rest_of_handle_cfg): Removed call to mark_constant_function.
11245 (nonoverlapping_component_refs_p): Added calls to support
11246 type based aliasing.
11247 * tree-ssa-alias.c (may_alias_p,
11248 compute_flow_insensitive_aliasing): Ditto.
11249 * calls.c (flags_from_decl_or_type): Removed reference to
11251 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11252 too many arguments. This is necessary for Spec 2000.
11253 * cgraph.h (const_function, pure_function): Removed.
11254 * common.opt: Added "fipa-pure-const", "fipa-reference",
11255 "fipa-type-escape", and "ftree-promote-static".
11257 * passes.c: Added ipa and tree-promote-statics passes.
11258 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11259 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11260 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11261 * tree-flow.h: Added exposed sra calls and addition of
11262 reference_vars_info field for FUNCTION_DECLS.
11263 * tree-pass.h: Added passes.
11264 * tree-sra.c: (sra_init_cache): New function.
11265 (sra_insert_before, sra_insert_after) Made public.
11266 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11268 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11269 aliasing. (may_alias_p): Added code to use type escape analysis to
11270 improve alias sets.
11271 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11272 code to prune clobbers of static variables based on information
11273 produced in ipa-reference pass. Changed call clobbering so that
11274 statics are not marked as clobbered if the call does not clobber
11277 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11279 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11282 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11284 * doc/install.texi (*-*-solaris2*): Document recommended version
11285 of GNU binutils and mention GNU linker problem on Solaris 10.
11287 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11290 * c-decl.c (c_build_bitfield_integer_type): New function.
11291 (finish_struct): Call it.
11292 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11294 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11296 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11299 2005-07-16 Jan Hubicka <jh@suse.cz>
11301 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11302 (scale_bbs_frequencies_int): Watch roundoff errors.
11303 * predict.c (return_prediction): Initialize return_stmt.
11305 2005-07-16 Jan Hubicka <jh@suse.cz>
11307 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11308 after RTL profiling.
11310 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11312 PR middle-end/22398
11313 * fold-const.c (build_range_check): Convert high/low to etype
11314 if we are only comparing against exp.
11316 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11318 Fix PR tree-optimization/22376
11319 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11321 (need_to_solve): New function.
11322 (compute_points_to_sets): Use it.
11324 2005-07-15 Jan Hubicka <jh@suse.cz>
11326 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11327 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11329 2005-07-15 Richard Guenther <rguenther@suse.de>
11331 * c-common.c (handle_flatten_attribute): New function.
11332 Add flatten function attribute.
11333 * doc/extend.texi: Document flatten function attribute.
11334 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11335 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11337 (cgraph_decide_inlining): Handle functions with flatten
11340 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11342 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11343 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11344 UNSPEC_XCHG, UNSPEC_AND): New.
11345 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11346 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11347 * config/rs6000/sync.md (FETCHOP): New code macro.
11348 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11350 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11351 (sync_compare_and_swap<mode>): Same.
11352 (sync_lock_test_and_set<mode>): Same.
11353 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11354 for QImode and HImode, and not PPC405.
11355 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11356 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11357 (sync_<fetchop>{si,di}_internal): New.
11358 (sync_nand{si,di}_internal): New.
11359 (sync_old_<fetchop>{si,di}_internal): New.
11360 (sync_old_nand{si,di}_internal): New
11361 (sync_new_<fetchop>{si,di}_internal): New.
11362 (sync_new_nand{si,di}_internal): New.
11363 (atomic_and{si,di}): New.
11364 (sync_new_nand{si,di}_internal): New.
11365 (atomic_and{si,di}): New.
11366 (sync_add<mode>_internal): Delete.
11367 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11368 (sync_sub<mode>_internal): Delte.
11369 (sync_subshort_internal): New.
11370 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11371 (sync_anddi_internal): Delete.
11372 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11373 (sync_booldi_internal): Delete.
11374 (sync_boolc<mode>_internal): Delete.
11375 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11376 (sync_boolc<mode>_internal2): Delete.
11377 (sync_boolcc<mode>_internal): Delete.
11378 (isync, lwsync): Use unspec instead of unspec_volatile.
11379 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11380 Revert UNSPEC_VOLATILE.
11381 (rs6000_split_atomic_op): New.
11382 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11384 2005-07-14 Eric Christopher <echristo@redhat.com>
11386 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11387 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11389 2005-07-14 Eric Christopher <echristo@redhat.com>
11391 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11393 2005-07-14 Steven Bosscher <stevenb@suse.de>
11395 PR tree-optimization/22230
11396 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11397 the computation of the four cross productions for "range op range".
11399 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11400 Ulrich Weigand <uweigand@de.ibm.com>
11403 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11406 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11408 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11410 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11412 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11414 2005-07-14 Richard Guenther <rguenther@suse.de>
11416 PR middle-end/22347
11417 * config/i386/i386-protos.h (ix86_function_value): Change
11418 prototype to match new target hook.
11419 * config/i386/i386.c (ix86_value_regno): Change prototype
11420 to take extra type argument.
11421 (TARGET_FUNCTION_VALUE): Define.
11422 (ix86_function_ok_for_sibcall): Pass extra argument to
11423 ix86_value_regno, check return slot rtx for exact match.
11424 (ix86_function_value): Take extra parameter. Dispatch to
11425 ix86_value_regno with fndecl/fntype as provided.
11426 (ix86_value_regno): Handle extra type argument.
11427 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11429 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11430 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11431 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11432 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11433 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11435 2005-07-14 Richard Guenther <rguenther@suse.de>
11437 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11438 * calls.c (expand_call): Pass fntype to hard_function_value.
11439 (emit_library_call_value_1): Likewise.
11440 * explow.c: Include target.h.
11441 (hard_function_value): Take extra argument, the fntype.
11442 Use new target hook for function_value.
11443 * expr.h (hard_function_value): Change prototype.
11444 * function.c (aggregate_value_p): Pass 0 as fntype to
11445 hard_function_value.
11446 (assign_parms): Use new target hook for function_value.
11447 Pass 0 as fntype to hard_function_value.
11448 (expand_function_end): Likewise.
11449 * reg-stack.c: Include target.h.
11450 (stack_result): Use new target hook for function_value.
11451 * target-def.h: New target hook function_value.
11452 * target.h: Likewise.
11453 * targhooks.c (default_function_value): New function.
11454 * targhooks.h (default_function_value): Declare.
11456 2005-07-13 Ian Lance Taylor <ian@airs.com>
11458 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11460 2005-07-14 Jan Hubicka <jh@suse.cz>
11462 * tree-dfa.c (dump_variable): Use default_def function.
11463 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11464 * tree-ssa.c (verify_use): Likewise.
11465 * tree-ssanames.c (release_ssa_name): Likewise.
11466 * tree-tailcall.c (eliminate_tail_call): Likewise.
11467 (tree_optimize_tail_calls_1): Likewise.
11468 * tree-vrp.c (get_value_range): Likewise.
11470 2005-07-14 Ben Elliston <bje@au.ibm.com>
11472 * gcc.c (main): Compare language[0] with '*' when iterating over
11475 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11477 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11478 "s390_emit_compare". Add handling of CCZ1mode.
11479 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11480 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11482 (s390_branch_condition_mask): Add CCZ1mode handling.
11483 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11484 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11485 Use CCZ1mode instead of CCZmode.
11486 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11488 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11490 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11492 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11494 2005-07-13 Eric Christopher <echristo@redhat.com>
11496 * config/mips/mips.c (mips_canonicalize_comparison): New.
11497 (mips_emit_int_relational): Use.
11499 2005-07-13 Eric Christopher <echristo@redhat.com>
11501 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11502 static extra parts.
11503 * config/s390/s390.md: Include tpf.md. Move tpf specific
11505 * config/s390/tpf.md: To here.
11506 * config/s390/s390.opt: Move tpf specific options...
11507 * config/s390/tpf.opt: to here. Add mmain option.
11508 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11509 * config/s390/tpf.h: Rewrite.
11511 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11513 * doc/tm.texi: Remove @xref{Cross-profiling}.
11515 2005-07-13 Jeff Law <law@redhat.com>
11517 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11518 expressions, test their _DECL operands for pointer equality rather
11519 than using operand_equal_p.
11521 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11523 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11524 (TARGET_POSIX_IO): This.
11525 * config/darwin.h: Likewise.
11526 * config/freebsd.h: Likewise.
11527 * config/linux.h: Likewise.
11528 * config/lynx.h: Likewise.
11529 * config/netbsd.h: Likewise.
11530 * config/rs6000/linux64.h: Likewise.
11531 * config/rs6000/linux.h: Likewise.
11532 * config/s390/tpf.h: Likewise.
11533 * config/sh/embed-elf.h: Likewise.
11534 * config/sparc/linux64.h: Likewise.
11535 * config/sparc/linux.h: Likewise.
11536 * config/svr4.h: Likewise.
11537 * gcov-io.h: Likewise.
11539 * doc/tm.texi: Updated.
11541 * libgcov.c (create_file_directory): Defined only if
11542 TARGET_POSIX_IO is defined.
11543 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11546 2005-07-13 Jan Hubicka <jh@suse.cz>
11548 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11550 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11552 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11553 structure as argument.
11555 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11557 PR tree-optimization/21921
11558 * tree-iterator.c (tsi_link_before): Support the case when
11559 tsi_end_p (tsi) == true.
11561 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11563 PR tree-optimization/22442
11564 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11567 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11569 PR rtl-optimization/20376
11570 * toplev.c (process_options): Enable -fweb and -frename-registers when
11572 * doc/invoke.texi: Update the information about when -fweb and
11573 -frename-registers are enabled.
11575 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11578 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11579 if *rhs_p is not a SSA_NAME.
11581 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11583 Fix PR tree-optimization/22422
11584 * tree-ssa-structalias.c (struct variable_info): Add flag for
11586 (get_varinfo): Now a static function.
11587 (new_varinfo): init has_union and is_special_var to false.
11588 (solution_set_add): Check has_union.
11589 (do_da_constraint): Move temporary variable so it gets reset
11591 Also check for special variable.
11592 (do_ds_constraint): Ditto.
11593 (do_sd_constraint): Ditto.
11594 (do_structure_copy): Check for special variable.
11595 (find_func_aliases): Ditto.
11596 (init_base_vars): Set special vars properly.
11598 2005-07-13 Jan Hubicka <jh@suse.cz>
11600 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11603 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11604 (get_expr_operands): Fix thinko wrt flags and subvars.
11606 PR tree-optimize/22379
11607 * tree-inline.c (expand_call_inline): Do not output sorry in early
11610 2005-07-12 Dale Johannesen <dalej@apple.com>
11612 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11614 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11617 * host-linux.h: Include limits.h.
11619 2005-07-12 Dale Johannesen <dalej@apple.com>
11621 * expr.c (compress_float_constant): Add cost check.
11622 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11624 2005-07-12 Dale Johannesen <dalej@apple.com>
11626 * gcc.target/i386/compress-float-sse.c: New.
11627 * gcc.target/i386/compress-float-sse-pic.c: New.
11628 * gcc.target/i386/compress-float-387.c: New.
11629 * gcc.target/i386/compress-float-387-pic.c: New.
11630 * gcc.dg/compress-float-ppc.c: New.
11631 * gcc.dg/compress-float-ppc-pic.c: New.
11633 2005-07-12 Eric Christopher <echristo@redhat.com>
11635 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11636 static extra parts.
11637 * config/s390/s390.md: Include tpf.md. Move tpf specific
11639 * config/s390/tpf.md: To here.
11640 * config/s390/s390.opt: Move tpf specific options...
11641 * config/s390/tpf.opt: to here. Add mmain option.
11642 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11643 * config/s390/tpf.h: Rewrite.
11645 2005-07-12 Eric Christopher <echristo@redhat.com>
11647 * gcc.c (struct infile): Update comment for language.
11648 (main): Rewrite input file resetting code.
11650 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11653 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11654 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11655 (lookup_avail_expr): Use constant_boolean_node instead
11656 of boolean_false_node/boolean_true_node.
11658 2005-07-12 Ben Elliston <bje@au.ibm.com>
11660 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11661 and use it when printing num_edges.
11663 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11665 * doc/extend.texi (Blackfin Built-in Functions): New section.
11666 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11669 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11671 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11672 s/cmpstrsi/cmpstrnsi
11673 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11675 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11676 (init_optabs): Initialize cmpstrn_optab.
11677 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11678 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11679 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11680 * config/i386/i386.md: s/cmpstr/cmpstrn
11681 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11682 * doc/md.texi: Update documentation.
11684 2005-07-11 Richard Henderson <rth@redhat.com>
11686 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11687 build_va_arg_indirect_ref.
11688 (alpha_gimplify_va_arg): Likewise.
11689 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11690 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11691 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11692 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11693 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11694 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11696 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11698 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11700 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11701 * passes.c (init_optimization_passes): Add pass_empty_loop.
11702 * tree-pass.h (pass_empty_loop): Declare.
11703 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11704 try_remove_empty_loop, remove_empty_loops): New functions.
11705 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11706 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11708 2005-07-12 Peter Barada <peter@the-baradas.com>
11710 PR middle-end/16719
11711 PR middle-end/18421
11712 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11713 in address registers.
11714 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11715 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11716 alternative of addsi3_5200.
11718 2005-07-11 Ian Lance Taylor <ian@airs.com>
11720 * config/mips/mips.md (ffs<mode>2): Remove.
11722 2005-07-11 Ian Lance Taylor <ian@airs.com>
11724 * doc/tree-ssa.texi (Cleanups): Improve description of
11726 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11728 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11730 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11731 * tree.h (DECL_ARGUMENT_FLD): New macro.
11733 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11735 Fix PR tree-optimization/22404
11737 * tree-ssa-structalias.c (create_variable_info_for): Use
11740 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11742 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11743 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11744 for second comparison operand.
11745 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11747 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11748 (define_insn_reservation "alu"): Likewise.
11749 (csync, ssync): Now of type sync.
11750 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11751 -mcsync-anomaly -mspecld-anomaly.
11752 * config/bfin/bfin.opt (mcsync): Remove.
11753 (mcsync-anomaly, mspecld-anomaly): Add.
11754 * config/bfin/bfin.c: Include "insn-codes.h".
11755 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11756 (TARGET_DEFAULT_TARGET_FLAGS): New.
11757 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11759 2005-07-11 Steven Bosscher <stevenb@suse.de>
11761 * basic-block.h: Give the BB flags enum a name, bb_flags.
11762 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11763 * cfgcleanup.c (enum bb_flags): Remove here.
11764 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11765 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11766 (update_forwarder_flag): Likewise.
11767 (thread_jump): Likewise.
11768 (try_forward_edges): Likewise.
11769 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11770 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11771 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11773 2005-07-11 Richard Guenther <rguenther@suse.de>
11775 * config/i386/i386.opt: New target option -msseregparm.
11776 * config/i386/i386.c (override_options): Error out for
11777 -msseregparm but no SSE support.
11778 (ix86_function_sseregparm): Check for global sseregparm.
11779 * doc/invoke.texi: Document -msseregparm.
11781 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11783 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11784 (m32rle-*-linux*): Ditto.
11786 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11788 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11789 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11792 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11794 PR middle-end/22239
11796 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11797 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11799 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11801 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11802 (varmap): Heapify varmap.
11803 (constraints): Heapify constraints.
11804 (struct constraint_graph): Heapify succs and preds.
11805 (constraint_vec_find): Update for heapification.
11806 (constraint_set_union): Ditto.
11807 (insert_into_complex): Ditto.
11808 (constraint_edge_vec_find): Ditto.
11809 (erase_graph_self_edge): Ditto.
11810 (add_graph_edge): Ditto.
11811 (get_graph_weights): Ditto.
11812 (merge_graph_nodes): Ditto.
11813 (build_constraint_graph): Ditto.
11814 (topo_visit): Ditto.
11815 (solve_graph): Ditto.
11816 (create_variable_info_for): Ditto.
11817 (init_base_vars): Ditto.
11818 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11819 (condese_varmap_nodes): Free complex vector.
11820 (clear_edges_for_node): Clear succs and preds vector.
11822 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11824 * tree-ssa-structalias.c (update_alias_info): Change counting of
11825 references to not include vdefs.
11827 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11829 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11830 (up_insert): Ditto.
11832 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11834 * pa.c (pa_commutative_p): Make PLUS commutative when
11835 TARGET_NO_SPACE_REGS is true.
11837 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11839 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11840 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11841 * tree-dfa.c (dump_subvars_for): New.
11842 (debug_subvars_for): New.
11843 (dump_variable): Show subvariables if VAR has them.
11844 * tree-flow-inline.h (get_subvar_at): New.
11845 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11846 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11848 (struct subvar): Change fields offset and size to unsigned
11850 (dump_subvars_for): Declare.
11851 (debug_subvars_for): Declare.
11852 (get_subvar_at): Declare.
11853 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11854 to unsigned HOST_WIDE_INT *.
11855 (overlap_subvar): Likewise.
11856 * tree-gimple.c (is_gimple_reg): Always return false for
11857 SFTs and memory tags.
11858 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11859 Update all callers.
11860 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11861 (compute_may_aliases): Call compute_points_to_sets.
11862 (collect_points_to_info_for): Remove.
11863 (compute_points_to_and_addr_escape): Remove.
11864 (delete_alias_info): Call delete_points_to_sets.
11865 (compute_flow_sensitive_aliasing): If the call to
11866 find_what_p_points_to returns false, call set_pt_anything.
11867 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11868 (set_pt_anything): Clear pi->pt_vars.
11869 (set_pt_malloc): Remove.
11870 (merge_pointed_to_info): Remove.
11871 (add_pointed_to_expr): Remove.
11872 (add_pointed_to_var): Remove.
11873 (collect_points_to_info_r): Remove.
11874 (is_escape_site): Make extern.
11876 (create_overlap_variables_for): Call it.
11877 * tree-ssa-copy.c (merge_alias_info): Never merge
11878 flow-sensitive alias information.
11879 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11880 offset and size to be unsigned HOST_WIDE_INT.
11881 (add_to_addressable_set): Rename from note_addressable.
11882 Set TREE_ADDRESSABLE as the variables are added to the set.
11884 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11885 operands into VUSEs when adding V_MAY_DEFs for members in an
11887 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11888 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11889 (struct variable_info): Add bitfield is_heap_var.
11890 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11891 (new_var_info): Initialize is_heap_var.
11892 (get_constraint_for): Add HEAP variables to the symbol table.
11893 Mark them with is_heap_var.
11894 (update_alias_info): New. Taken mostly from the old
11895 compute_points_to_and_addr_escape.
11896 (handle_ptr_arith): New.
11897 (find_func_aliases): Call update_alias_info.
11898 Call handle_ptr_info for tcc_binary expressions.
11899 Call mark_stmt_modified.
11900 (create_variable_info_for): If DECL has subvars, do not create
11901 variables for its subvars. Always add all the fields.
11902 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11903 SFTs, then add all the SFTs of the structure.
11904 If VI->DECL is an aggregate with subvariables, add the SFT at
11906 (find_what_p_points_to): If VI is an artificial variable,
11907 translate to bitfields in SSA_NAME_PTR_INFO.
11908 If the solution is empty, set pi->pt_vars to NULL
11909 (init_base_vars): Create ANYOFFSET.
11910 (compute_points_to_sets): Rename from create_alias_vars.
11912 (pass_build_pta): Remove.
11913 (delete_points_to_sets): Rename from delete_alias_vars.
11914 (pass_del_pta): Remove.
11915 * tree-ssa-structalias.h (struct alias_info): Move from
11917 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11918 NUM_REFERENCES_SET): Likewise.
11919 (compute_points_to_sets, delete_points_to_sets): Declare.
11921 2005-07-09 Richard Henderson <rth@redhat.com>
11923 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11924 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11925 alpha_split_lock_test_and_set_12): New functions.
11926 * config/alpha/alpha-protos.h: Update.
11927 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11928 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11929 * config/alpha/sync.md (I12MODE): New.
11930 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11931 (sync_<fetchop_name><I48MODE>): Likewise.
11932 (sync_nand<I48MODE>): Likewise.
11933 (sync_old_<fetchop_name><I48MODE>): Likewise.
11934 (sync_new_<fetchop_name><I48MODE>): Likewise.
11935 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11936 (sync_compare_and_swap<I48MODE>): Likewise.
11937 (sync_lock_test_and_set<I48MODE>): Likewise.
11938 (sync_compare_and_swap<I12MODE>): New.
11939 (sync_compare_and_swap<I12MODE>_1): New.
11940 (sync_lock_test_and_set<I12MODE>): New.
11941 (sync_lock_test_and_set<I12MODE>_1): New.
11943 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11947 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11949 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11951 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11952 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11954 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11957 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11959 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11961 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11962 memory_operand constraint.
11963 (store_conditional_<mode>): Same.
11964 (sync_compare_and_swap<mode>): Same.
11965 (sync_lock_test_and_set<mode>): Same.
11967 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11969 Rewrite PIC support to more closely model actual instructions.
11970 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11971 (cris_symbol): Remove prototypes for removed functions.
11972 (cris_pic_symbol_type_of, cris_valid_pic_const)
11973 (cris_expand_pic_call_address): Prototypes for new functions.
11974 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11976 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11978 <case ':'>: Add case for new punctuation character.
11979 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11980 emitting (extra) PIC modifier.
11981 <case UNSPEC>: Do not assert for PLT.
11982 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11983 (cris_expand_prologue, cris_expand_epilogue): Check
11984 for pic_offset_table_rtx usage instead of taking
11985 current_function_uses_pic_offset_table as the final word.
11986 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11987 Remove flag_pic difference.
11988 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11989 the moral equivalents of...
11990 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
11992 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
11993 (cris_handle_option): Mark ARG as unused.
11994 (cris_expand_pic_call_address): New worker function for "call",
11996 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
11997 output PIC constructs here.
11998 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
11999 as symbol-specific modifers, not whole or part of operands.
12000 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
12001 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
12002 constants and flag_pic.
12003 (CONSTANT_INDEX_P): Adjust for new functions.
12004 (enum cris_pic_symbol_type): New helper type.
12005 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
12006 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
12007 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
12009 ("movsi"): Emit actual instructions for GOT and relative access.
12010 ("*movsi_got_load"): New pattern to set up the register holding
12012 ("*movsi_internal"): Operand 1 is not a plain general_operand.
12013 Adjust FIXME for 'S'.
12014 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
12015 Use "movs" for -fpic cases.
12016 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
12017 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
12018 ("call", "call_value"): Just call cris_expand_pic_call_address for
12020 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
12021 Remove special pattern.
12022 ("*expanded_call_side", "*expanded_call_value_side"): New
12024 (gotplt-to-plt, gotplt-to-plt-side-call)
12025 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
12027 * config/cris/cris/predicates.md
12028 ("cris_general_operand_or_gotless_symbol"): Remove unused
12030 ("cris_general_operand_or_symbol"): Adjust for new functions.
12032 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12034 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
12036 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
12038 * Makefile.in (TREE_H): Add treestruct.def.
12039 (c-decl.o): Add pointer-set.h
12040 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
12041 visibility on regular DECL's.
12042 (merge_decls): Fix the copying of decl nodes of various types for
12043 the new structures. Don't update RTL, section name, weak status,
12044 etc, on DECL's without RTL.
12045 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
12046 Don't check volatile on non-variable types.
12047 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
12048 to check whether we have seen arguments.
12049 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
12050 flag is checked before field (flag is common, field is not).
12051 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
12052 TS_DECL_COMMON could have an origin.
12053 (add_location_or_const_value_attribute): Don't check section name
12054 on non-var/function decls.
12055 (dwarf2out_var_location): Reverse order of tests.
12056 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
12057 with DECL_WRTL_CHECK.
12058 * expmed.c (make_tree): rtl is now in decl_with_rtl.
12059 * fold-const.c (fold_binary): Don't check weakness on
12060 non-var/function decls.
12061 (tree_expr_nonzero_p): Ditto.
12062 (fold_checksum_tree): Use tree_decl_extra as sizeof
12064 * ggc-page.c (extra_order_size_table): Add sizes for
12065 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12067 * gimplify.c (gimplify_bind_expr): Only set
12068 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12069 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12071 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12072 * langhooks.h (init_ts). New langhook.
12073 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12074 * print-tree.c (print_node): Update to only print fields that
12075 exist in the structures the passed decl has.
12076 * toplev.c (wrapup_global_declarations): Don't reset
12077 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12078 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12079 * tree-inline.c (remap_decl): Ditto.
12080 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12081 * tree-pretty-print.c (print_declaration): Don't print
12082 DECL_REGISTER on things that don't contain it.
12083 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12084 non-var/function decls.
12085 * tree.c (tree_contains_struct): New structure.
12086 (init_priority_for_decl): New hashtable.
12087 (tree_int_map): New structure.
12088 (tree_int_map_eq): New function.
12089 (tree_int_map_marked_p): Ditto.
12090 (tree_int_map_hash): Ditto.
12091 (tree_map): Move to tree.h.
12092 (tree_map_eq): Externalize.
12093 (tree_map_hash): Ditto.
12094 (tree_map_marked_p): Ditto.
12095 (init_ttree): Set up tree_contains_struct and call langhook.
12096 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12097 (tree_code_size): Update for new structures.
12098 (tree_node_structure): Update for new structures.
12099 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12101 (copy_node_stat): Copy init priority.
12102 (build_decl_stat): Ditto for visibility.
12103 (ts_enum_names): New.
12104 (tree_contains_struct_check_failed): New function.
12105 (decl_init_priority_lookup): Ditto.
12106 (decl_init_priority_insert): Ditto.
12107 * treestruct.def: New file.
12108 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12109 (CONTAINS_STRUCT_CHECK): Ditto.
12110 (tree_contains_struct_check_failed): New prototype.
12111 (DECL_CHECK): Removed.
12112 (DECL_MINIMAL_CHECK): New.
12113 (DECL_COMMON_CHECK): Ditto.
12114 (DECL_WRTL_CHECK): Ditto.
12115 (DECL_NON_COMMON_CHECK): Ditto.
12116 (DECL_WITH_VIS_CHECK): Ditto.
12117 (VAR_OR_FUNCTION_DECL_P): Ditto
12118 (struct tree_decl_minimal): New structure.
12119 (struct tree_decl_common): Ditto.
12120 (struct tree_decl_with_rtl): Ditto.
12121 (struct tree_decl_with_vis): Ditto.
12122 (struct tree_decl_non_common): Ditto.
12123 (struct tree_field_decl): Ditto.
12124 (struct tree_parm_decl): Ditto.
12125 (struct tree_var_decl): Ditto.
12126 (struct tree_function_decl): Ditto.
12127 (struct tree_const_decl): Ditto.
12128 (struct tree_result_decl): Ditto.
12129 (union tree_node): Add new structures.
12130 * var-tracking.c (track_expr_p): Reverse order of tests.
12132 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12134 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12136 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12137 * system.h: Poison FINALIZE_PIC.
12138 * doc/tm.texi (FINALIZE_PIC): Remove.
12140 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12143 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12144 to the correct type if we have a MODIFY_EXPR.
12146 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12148 PR tree-optimization/22360
12149 * tree.c (upper_bound_in_type): Fix calculations for casting
12150 to a non-wider signed type and casting a signed value to a
12151 wider unsigned type.
12152 (lower_bound_in_type): Fix calculations for casting to a
12153 non-wider signed type.
12155 PR tree-optimization/20139
12156 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12158 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12159 fold_cond_expr_cond.
12160 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12161 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12163 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12166 * tree-complex.c (expand_complex_libcall): Produce
12167 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12169 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12171 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12172 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12173 b" assert and inserted fastpath code for this case.
12174 (bitmap_ior): Removed "a != b" assert.
12176 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12178 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12179 (ENDFILE_SPEC): Likewise.
12180 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12182 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12183 a large stack frame at epilogue.
12185 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12187 * final.c: Include sdbout.h when required.
12189 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12191 * config.gcc (*-*-darwin*): Only one target-specific header file
12192 for generic darwin.
12193 (powerpc-*-darwin*): Add version-specific header files.
12194 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12195 * config.in: Regenerate.
12196 * configure: Regenerate.
12197 * gcc.c: Include xregex.h.
12198 (version_compare_spec_function): New.
12199 (spec_function): Add version-compare.
12200 (replace_outfile_spec_function): Reformat comment.
12201 (compare_version_strings): New.
12202 * config/darwin-c.c (version_as_macro): New.
12203 (builtin_define): New.
12204 (darwin_cpp_builtins): New.
12205 * config/darwin-protos.h (darwin_cpp_builtins): New.
12206 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12207 (LIB_SPEC): Make unconditional, update comment.
12208 (TARGET_C99_FUNCTIONS): Define.
12209 * config/darwin.opt: Sort.
12210 (mmacosx-version-min=): New.
12211 * config/darwin7.h: Delete.
12212 * config/darwin8.h: Delete.
12213 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12214 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12215 (TARGET_C99_FUNCTIONS): Define.
12216 * config/rs6000/darwin7.h: New.
12217 * config/rs6000/darwin8.h: New.
12218 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12219 (-mmacosx-version-min): Document.
12221 2005-07-07 Ian Lance Taylor <ian@airs.com>
12223 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12225 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12227 PR middle-end/22239
12228 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12230 2005-07-07 Khem Raj <kraj@mvista.com>
12232 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12233 in bytes, not words.
12235 2005-07-07 Paul Brook <paul@codesourcery.com>
12237 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12238 DEFAULT_FUNCTION_ARG_PADDING to upward.
12240 2005-07-07 Richard Henderson <rth@redhat.com>
12242 * function.c (locate_and_pad_parm): Record parameter alignment in
12243 stack_alignment_needed.
12245 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12247 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12248 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12249 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12250 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12251 (define_attr "type"): Add isync, sync, load_l, store_c.
12252 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12253 Create scratch volatile MEM.
12254 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12256 (load_locked_<mode>): New.
12257 (store_conditional_<mode>): New.
12258 (sync_compare_and_swap<mode>): Replace with splitter.
12259 (sync_lock_test_and_set<mode>): Replace with splitter.
12260 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12262 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12263 is ics. Attribute isync.
12264 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12266 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12267 and UNSPECV_SYNC_OP.
12268 (emit_unlikely_jump): New.
12269 (emit_load_locked): New.
12270 (emit_store_conditional): New.
12271 (rs6000_split_compare_and_swap): New.
12272 (rs6000_split_lock_test_and_set): New.
12273 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12274 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12275 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12276 rs6000_split_lock_test_and_set): Declare.
12277 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12278 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12279 store_c, isync, sync.
12281 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12283 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12284 filenames to gtyp-gen.h.
12285 (s-typ-gen): Use it in place of for loops.
12287 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12289 * hooks.c (hook_bool_rtx_int_false): New function.
12290 * hooks.h (hook_bool_rtx_int_false): Declare.
12291 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12292 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12293 * target.h (struct gcc_target): Add commutative_p member.
12294 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12295 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12296 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12297 (pa_commutative_p): New function.
12298 * jump.c (target.h): Include.
12299 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12300 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12302 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12304 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12305 (s390_expand_setmem): New.
12306 * config/s390/s390.c: Likewise.
12307 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12309 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12310 general_operand. Call new function "s390_expand_setmem".
12311 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12312 ("setmem_long", "*setmem_long"): ... this.
12314 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12316 * config/s390/s390.c: (optimization_options): Enable
12317 TARGET_MVCLE at -Os.
12318 * doc/invoke.texi: Document changes in default behaviour.
12319 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12321 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12323 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12324 defined by back-end.
12326 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12328 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12329 all sets in the pattern.
12330 * config/rs6000/rs6000.md (stack_protect_testsi,
12331 stack_protect_testdi): Likewise.
12333 2005-07-06 Jeff Law <law@redhat.com>
12335 * tree-vrp.c (simplify_using_ranges): Kill.
12336 (vrp_finalize): Remove call to simplify_using_ranges.
12337 (simplify_stmt_using_ranges): New function extracted from
12338 simplify_using_ranges.
12339 (simplify_div_or_mod_using_ranges): Likewise.
12340 (simplify_abs_using_ranges): Likewise.
12341 (simplify_cond_using_ranges): New function.
12342 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12343 * tree-ssa-propagate.c (substitute_and_fold): Call
12344 simplify_stmt_using_ranges if we have range information.
12346 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12348 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12349 ia64_flag_schedule_isns2.
12351 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12352 reading/writing general registers.
12353 (ia64_function_arg): Revert 2005-06-18 change.
12355 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12357 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12358 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12360 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12362 * function.c (expand_function_end): Revert part of 2005-06-27
12363 patch. Do sjlj_emit_function_exit_after after return_label.
12365 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12367 * doc/install.texi (--disable-libssp): New.
12369 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12371 * doc/invoke.texi: Update -fforce-mem documentation.
12372 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12373 code for -fforce-mem.
12374 * expmed.c: (store_bit_field,store_fixed_bit_field,
12375 extract_bit_field): Ditto.
12376 * expr.c: (convert_move): Ditto.
12377 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12378 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12379 emit_conditional_add,expand_float,expand_fix): Ditto.
12380 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12381 (common_handle_option): Issue warning when -fforce-mem specified.
12383 2005-07-06 Paul Brook <paul@codesourcery.com>
12385 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12387 * configure: Regenerate.
12389 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12391 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12393 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12395 Fix PR tree-optimization/22319
12396 Fix PR tree-optimization/22140
12397 Fix PR tree-optimization/22310
12399 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12400 variable sized types.
12401 Use correct type for intermediate structure on *a = *b structure
12404 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12406 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12408 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12409 (machine_function): Move typedef to...
12410 * config/rs6000/rs6000.c (machine_function): ... here. Add
12411 varargs_save_offset field.
12412 (rs6000_stack_t): Remove varargs_size field.
12413 (setup_incoming_varargs): Allocate varargs save area using
12414 assign_stack_local, try to make it as small as possible.
12415 Save offset from virtual_stack_vars_rtx to the save area
12416 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12417 instead of magic 8 when fp word byte size is used.
12418 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12419 instead of -RS6000_VARARGS_SIZE.
12420 (rs6000_stack_info, debug_stack_info,
12421 rs6000_initial_elimination_offset): Remove all traces of
12423 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12424 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12425 RS6000_VARARGS_AREA.
12427 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12429 PR tree-optimization/21963
12430 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12431 constant_multiple_of in the same way get_computation_cost_at does.
12433 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12435 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12436 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12437 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12438 and return its previous value.
12439 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12440 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12442 (stack_protect_set, stack_protect_test): New expanders.
12443 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12444 stack_protect_testdi): New insns.
12445 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12446 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12448 2005-07-06 Jeff Law <law@redhat.com>
12450 * tree-ssa-dce.c (cfg_altered): New global.
12451 (tree_dce_init): Initialize cfg_altered.
12452 (remove_dead_stmt): If we remove an edge in the CFG, then set
12454 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12457 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12459 * Makefile.in (stamp-collect-ld): Use
12460 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12461 ./collect-ld if it already exists.
12462 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12463 Don't remove ./nm if it already exists.
12465 2005-07-05 Devang Patel <dpatel@apple.com>
12467 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12468 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12469 * tree-vectorizer.c (vect_loop_location): New.
12470 (vect_print_dump_info): Use vect_loop_location.
12471 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12472 (vectorize_loops): Set vect_loop_location.
12473 * tree-vect-analyze.c (vect_analyze_offset_expr,
12474 vect_determin_vectorization_factor, vect_analyze_operations,
12475 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12476 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12477 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12478 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12479 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12480 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12481 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12482 vect_analyze_loop): Adjust vect_print_dump_info API.
12483 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12484 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12485 vect_finish_stmt_generation, vectorizable_assignment,
12486 vectorizable_operation, vectorizable_store, vectorizable_load,
12487 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12488 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12489 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12490 vect_transform_loop): Same.
12491 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12492 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12495 2005-07-05 Randolph Chung <tausq@debian.org>
12497 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12498 * configure: Regenerate.
12499 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12500 (pa_tls_referenced_p): Declare.
12501 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12502 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12503 (legitimize_tls_address): New.
12504 (hppa_legitimize_address): Handle TLS addresses.
12505 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12506 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12507 (emit_move_sequence): Handle TLS addresses.
12508 (pa_encode_section_info): Call default handler to handle common
12510 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12511 (CONSTANT_ADDRESS_P): Reject TLS operands.
12512 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12513 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12514 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12515 (UNSPEC_TLSLE): Define new constants.
12516 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12517 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12518 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12519 (tie_symbolic_operand, tle_symbolic_operand): New
12521 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12523 * aclocal.m4: Update macros for autoconf 2.59 style.
12524 * configure.ac: Likewise.
12526 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12528 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12529 (function_arg): Pass small aggregates in general registers on 32-bit
12531 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12533 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12535 * Makefile.in (final.o): Fix dependencies.
12537 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12541 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12542 * langhooks.c (lhd_expr_to_decl): New.
12543 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12545 (LANG_HOOKS_INITIALIZER): Update.
12546 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12547 expr_to_decl langhook.
12548 * c-tree.h (c_expr_to_decl): Declare.
12549 * c-typeck.c (c_expr_to_decl): New.
12550 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12552 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12554 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12557 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12558 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12560 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12562 * Makefile.in: Adjust dependencies.
12563 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12564 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12565 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12566 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12567 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12568 rest_of_compilation.
12570 * bb-reorder.c (gate_duplicate_computed_gotos,
12571 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12572 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12573 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12574 pass_partition_blocks): New.
12575 * bt-load.c (gate_handle_branch_target_load_optimize,
12576 rest_of_handle_branch_target_load_optimize,
12577 pass_branch_target_load_optimize): New.
12578 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12580 * cfglayout.c (pass_insn_locators_initialize): New.
12581 * cfgrtl.c (pass_free_cfg): New.
12582 * combine.c (gate_handle_combine, rest_of_handle_combine,
12583 pass_combine): New.
12584 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12585 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12586 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12587 * except.c (pass_set_nothrow_function_flags,
12588 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12590 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12591 rest_of_handle_shorten_branches, pass_shorten_branches,
12592 rest_of_clean_state, pass_clean_state): New.
12593 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12594 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12595 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12597 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12598 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12599 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12600 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12602 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12603 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12604 pass_rtl_ifcvt, gate_handle_if_after_combine,
12605 rest_of_handle_if_after_combine, pass_if_after_combine,
12606 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12607 pass_if_after_reload): New.
12608 * integrate.c (pass_initial_value_sets): New.
12609 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12610 pass_purge_lineno_notes): New.
12611 * mode-switching.c (rest_of_handle_mode_switching,
12612 pass_mode_switching): New.
12613 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12614 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12616 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12617 pass_loop_optimize): New.
12618 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12620 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12622 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12623 pass_postreload_cse): New.
12624 * profile.c (gate_handle_profiling, pass_profiling,
12625 rest_of_handle_branch_prob, pass_branch_prob): New.
12626 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12627 pass_split_before_regstack, gate_handle_split_before_regstack,
12628 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12629 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12630 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12631 pass_stack_regs): New.
12632 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12633 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12634 pass_stack_adjustments): New.
12635 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12636 pass_regrename): New.
12637 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12638 pass_delay_slots, gate_handle_machine_reorg,
12639 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12640 * rtl.h (extern void purge_line_number_notes): New.
12641 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12642 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12644 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12646 * value-prof.c (gate_handle_value_profile_transformations,
12647 rest_of_handle_value_profile_transformations,
12648 pass_value_profile_transformations): New.
12649 * var-tracking.c (gate_handle_var_tracking,
12650 pass_variable_tracking): New.
12651 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12653 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12654 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12655 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12656 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12657 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12658 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12659 rest_of_handle_gcse2, rest_of_handle_regmove,
12660 rest_of_handle_tracer, rest_of_handle_if_conversion,
12661 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12662 rest_of_handle_web, rest_of_handle_branch_prob,
12663 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12664 rest_of_handle_jump_bypass, rest_of_handle_combine,
12665 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12666 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12667 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12668 rest_of_handle_mode_switching, rest_of_handle_jump,
12669 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12670 rest_of_handle_flow2, rest_of_handle_jump2,
12671 rest_of_handle_peephole2, rest_of_handle_postreload,
12672 rest_of_handle_shorten_branches, rest_of_clean_state,
12673 rest_of_compilation): Remove.
12675 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12676 * passes.c (dump_flags, in_gimple_form, all_passes,
12677 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12678 register_dump_files, next_pass_1, last_verified, execute_todo,
12679 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12680 from tree-optimize.c.
12681 (init_optimization_passes): Moved from tree-optimize.c,
12682 adding the RTL optimizations.
12683 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12684 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12685 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12686 register_dump_files, next_pass_1, last_verified, execute_todo,
12687 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12688 init_tree_optimization_passes, ipa_passes): Delete.
12689 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12691 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12692 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12694 (ipa_passes): Remove.
12695 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12696 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12697 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12698 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12699 (dump_info_p, dump_flag): Moved to tree-dump.h.
12701 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12703 * passes.c (finish_optimization_passes): Use dump_begin
12704 and dump_end, TDI_end.
12705 (gate_rest_of_compilation): New.
12706 (pass_rest_of_compilation): Use it.
12707 (gate_postreload, pass_postreload): New.
12708 * toplev.c (general_init): Rename init_tree_optimization_passes.
12709 * toplev.h (init_tree_optimization_passes): Rename to
12710 init_optimizations_passes.
12711 * tree-dump.c (dump_flag): Make static.
12712 (dump_files): Remove RTL dumps.
12713 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12714 pass_cleanup_cfg, pass_free_cfg_annotations,
12715 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12716 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12717 * tree-pretty-print.c: Include tree-pass.h.
12718 * cgraph.c: Include tree-dump.h.
12720 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12722 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12723 Only fall back to saying it points to readonly memory if
12724 we can't do better.
12726 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12728 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12729 * config/m32r/m32r.c (m32r_compute_frame_size,
12730 m32r_expand_prologue): Take current_function_profile into
12731 account whenever we reference
12732 current_function_uses_pic_offset_table.
12733 (m32r_finalize_pic): Remove.
12734 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12736 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12738 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12739 instead of $<. Don't remove ./as if it already exists.
12741 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12744 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12745 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12746 for complex modes when generating code for PA 1.0.
12747 (VALID_FP_MODE_P): New macro.
12748 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12749 sets for all general and floating point modes. Align wide floating
12750 point modes to even register boundaries to comply with architectural
12752 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12753 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12754 (VALID_FP_MODE_P): New macro.
12755 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12756 sets for all general and floating point modes. Align wide floating
12757 point modes to even register boundaries to comply with architectural
12760 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12762 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12765 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12767 * tree-ssa-structalias.c: Don't include expr.h.
12769 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12771 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12774 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12776 Fix PR tree-optimization/22279
12778 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12781 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12783 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12785 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12787 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12788 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12789 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12790 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12791 config/stormy16/stormy16.c, config/v850/v850.c,
12792 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12793 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12794 Avoid "." or "\n" at end of diagnostics and capital letters at
12795 start of diagnostics.
12796 * combine.c, cse.c: Don't translate dump file output.
12797 * toplev.c (print_version): Only translate output if going to
12800 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12802 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12803 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12806 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12808 * pa.c (fix_range): Fix typo in comment.
12810 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12812 * tree-vrp.c (extract_range_from_assert): Replace
12813 fold (build (...)) with fold_build2.
12815 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12817 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12818 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12819 (format_types_orig, handle_format_attribute): Add support for
12822 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12824 * varasm.c (assemble_variable): Fix format specifier thinko.
12826 2005-07-03 Ira Rosen <irar@il.ibm.com>
12828 PR tree-optimization/22029 (and 22135)
12829 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12830 a phi node before calling dump_vops.
12832 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12834 * tree-dump.h (dump_string_field): Declare.
12835 * tree-dump.c: Use it instead of dump_string.
12836 (dump_string_field): Make non-static.
12838 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12840 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12841 up the minimal CFG stuff always when optimize > 0. Call
12842 split_all_insns_noflow in PIC case if needed.
12844 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12845 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12848 * c-decl.c (c_write_global_declarations): Dump contents of
12850 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12851 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12852 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12853 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12856 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12858 * c-common.h (GCC_DIAG_STYLE): Define.
12859 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12860 version for format checking to 4.1.
12861 * c-format.c: Include toplev.h after c-common.h.
12862 (enum format_type): Add gcc_tdiag_format_type.
12863 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12864 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12865 (format_types_orig): Add gcc_tdiag.
12866 (init_dynamic_diag_info): Support gcc_tdiag formats.
12867 (handle_format_attribute): Likewise.
12868 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12869 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12870 version for format checking to 4.1.
12871 (warning0, warning, error, pedwarn, sorry): Use
12872 ATTRIBUTE_GCC_DIAG.
12873 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12874 (finish_aliases_1): Do not use %qE.
12875 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12876 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12877 Correct format bugs.
12878 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12879 parameter to unsigned HOST_WIDE_INT.
12880 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12882 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12884 PR middle-end/21742
12885 * expr.c (write_complex_part): Use adjust_address for MEM.
12886 (read_complex_part): Same.
12888 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12890 Fix PR tree-optimization/22280
12892 * tree-sra.c (generate_element_init): Remove useless loop.
12894 2005-07-02 Richard Henderson <rth@redhat.com>
12896 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12898 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12900 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12902 PR middle-end/14490
12903 * fold-const.c (fold_binary): Handle the return value of
12904 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12905 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12907 2005-07-02 Jeff Law <law@redhat.com>
12909 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12910 a eliminate type conversion which feeds an equality comparison
12911 if the original type or either operand in the comparison is a
12914 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12916 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12917 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12919 * config/avr/avr.c: Do not use '`' as left quote.
12920 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12921 Remove "." from end of diagnostics. Make diagnostics start with
12924 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12925 Joseph S. Myers <joseph@codesourcery.com>
12927 * toplev.c (default_tree_printer): Handle setting location with
12929 * c-objc.common.c (c_tree_printer): Likewise.
12930 * c-format.c (gcc_diag_flag_specs): Add '+'.
12931 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12932 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12934 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12935 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12936 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12937 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12938 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12939 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12940 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12941 format arguments where %J is used without %D.
12943 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12945 * gcc.c (LINK_SSP_SPEC): Define.
12946 (link_ssp_spec): New variable.
12947 (LINK_COMMAND_SPEC): Add %(link_ssp).
12948 (static_specs): Add link_ssp_spec.
12949 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12950 * configure: Rebuilt.
12951 * config.in: Rebuilt.
12953 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12954 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12955 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12956 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12957 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12958 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12959 -0x7008(2) instead of reading __stack_chk_guard variable.
12960 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12962 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12963 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12964 if TARGET_THREAD_SSP_OFFSET is defined.
12965 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12966 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12969 2005-06-27 Richard Henderson <rth@redhat.com>
12970 * libgcc-std.ver (GCC_4.1.0): New.
12971 * libgcc.h (__stack_chk_guard): Declare.
12972 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12973 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12974 * mklibgcc.in (lib2funcs): Add them.
12976 2005-07-01 Richard Henderson <rth@redhat.com>
12978 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12979 void * before struct sigcontext *.
12980 (x86_fallback_frame_state): Likewise.
12982 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12984 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12986 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12989 * tree-ssa-reassoc.c (should_transpose): Fix which operand
12990 we check for SSA_NAME for.
12992 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
12994 Fix PR tree-optimization/22071
12996 * tree-ssa-structalias.c (offset_overlaps_with_access): New
12998 (get_constraint_for_component_ref): Use it.
13000 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13003 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
13004 print out the last new line.
13006 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
13008 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
13009 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
13010 * config/cris/cris.c (cris_conditional_register_usage): Adjust
13011 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
13012 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
13013 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
13014 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
13015 (enum reg_class): New member CC0_REGS.
13016 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
13017 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13018 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
13019 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
13020 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13021 Adjust for register now described.
13023 2005-07-01 Jakub Jelinek <jakub@redhat.com>
13026 * config/i386/i386.md (stack_protect_test_si,
13027 stack_protect_test_di): Add earlyclobber for scratch 3.
13028 * config/rs6000/rs6000.md (stack_protect_testsi,
13029 stack_protect_testdi): Add earlyclobber for scratch 3,
13030 remove earlyclobber from scratch 4.
13032 Older entries for 2005 can be found in ChangeLog-2005.