1 2005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point
7 2005-12-29 Mike Stump <mrs@apple.com>
9 * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
10 -fobjc-exceptions): Don't imply this doesn't work with the GNU
13 2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
15 * varasm.c (get_section): Use gcc_assert.
17 2005-12-29 Paul Brook <paul@codesourcery.com>
19 * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
20 * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
21 Include offset due to FIRST_PARM_OFFSET.
23 2005-12-29 Paul Brook <paul@codesourcery.com>
25 * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
26 Create wrapper and rename body...
27 (__cmpdf2_internal): ... to this. Return correct value for unordered
29 (__cmpsf2): Create wrapper and rename body...
30 (__cmpsf2_internal): ... to this. Return corerct value for unordered
32 (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
34 (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
37 2005-12-29 Paul Brook <paul@codesourcery.com>
39 * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
40 (__truncdfsf2): Ditto.
41 (__extenddfxf2): Ditto.
42 (__truncxfdf2): Ditto.
43 * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
46 2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
47 Paul Brook <paul@codesourcery.com>
49 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
51 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
52 (EXTRA_MULTILIB_PARTS): Set.
53 * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
54 (EXTRA_MULTILIB_PARTS): Set.
56 2005-12-29 Alan Modra <amodra@bigpond.net.au>
59 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
61 2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
63 * config.gcc (mt-*-*): Add --with-arch support.
64 (--with): Print accepted options on error.
65 * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
67 * config/mt/mt.c (DEF_VEC_P(basic_block),
68 DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
70 2005-12-28 Daniel Berlin <dberlin@dberlin.org>
72 Fix PR tree-optimization/25394
73 * fold-const.c (fold_checksum_tree): Guard
74 portions of checksumming with correct structure checks.
76 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
78 * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
79 DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
80 * basic-block.h: ... here.
82 2005-12-27 Roger Sayle <roger@eyesopen.com>
84 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
85 can't be evaluated at compile-time (instead of calling abort).
86 Return NULL_TREE for division (and modulus) by zero.
87 (const_binop): Return NULL_TREE for floating point operators that
88 aren't handled by real_arithmetic.
89 (fold_binary): Eliminate "wins" variable, and "binary" label, by
90 folding operators with constant operands early. Assert that
91 operands are non-NULL.
93 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
95 * tree-vrp.c (extract_range_from_binary_expr): Use
96 build_int_cst instead of fold_convert.
98 2005-12-26 Mark Mitchell <mark@codesourcery.com>
100 PR c++/23171, c++/23172, c++/25417.
101 * c-decl.c (compound_literal_number): Remove.
102 (build_compound_literal): Use set_compound_literal_name.
103 * c-common.c (compound_literal_number): New variable.
104 (set_compound_literal_name): New function.
105 * c-common.h (set_compound_literal_name): Declare.
107 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
109 PR tree-optimization/25125
110 * convert.c (convert_to_integer): Don't narrow the type of a
111 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
114 2005-12-26 Graham Stott <graham.stott@btinternet.com>
117 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
118 rtl bootstrap failure.
120 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
122 * final.c (compute_alignments): Make it static.
123 * gcse.c (gcse_main, bypass_jumps): Likewise.
124 * web.c (web_main): Likewise.
125 * output.h: Remove the prototype for compute_alignments.
126 * rtl.h: Remove the prototypes for web_main, gcse_main, and
129 2005-12-24 Roger Sayle <roger@eyesopen.com>
131 * expr.c (force_operand): Use expand_fix and expand_float to
132 implement integer <-> FP conversions instead of convert_to_mode.
134 2005-12-24 Mark Mitchell <mark@codesourcery.com>
137 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
138 CONSTRUCTOR is invalid.
140 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
142 * tree-pass.h (pass_eliminate_useless_stores): Remove.
143 * tree-ssa-pre.c (is_copy_stmt): Ditto.
144 (follow_copies_till_vuse): Ditto.
146 (gate_eustores): Ditto.
147 (pass_eliminate_useless_stores): Ditto.
148 * passes.c (init_optimization_passes): Ditto.
150 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
152 * combine.c (simplify_shift_const): Fix typo. Use, whenever
153 applicable, simplify_const_binary_operation.
155 (simplify_shift_const): Leave only the fallback
156 case when no simplification is possible. Extract to...
157 (simplify_shift_const_1): ... here. Always create a new
158 RTX instead of substituting. Remove the signed_count variable.
159 Return NULL_RTX if no substitution is possible.
161 (simplify_and_const_int): Leave only the fallback
162 case when no simplification is possible. Extract to...
163 (simplify_and_const_int_1): ... here. Always create a new
164 RTX instead of substituting. Return NULL_RTX if no substitution
167 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
168 parameter to simplify_and_const_int and simplify_shift_const,
169 unless it is equal to the expected non-simplified result.
171 2005-12-23 Jakub Jelinek <jakub@redhat.com>
174 * regrename.c (replace_oldest_value_reg): Use validate_change with
175 IN_GROUP set to 1 instead of doing direct modifications.
176 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
177 replacements have been performed on an instruction, use
178 apply_change_group ().
180 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
182 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
183 [L_divsi3] (__Udiv): Don't use as inline function.
184 [L_modsi3] (__Umod): Ditto.
185 (__Div): Rearrange to call do_31div directly instead of __Udiv.
186 (__Mod): Similarly regarding __Umod.
189 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
190 emitted insns with post-increments.
191 (cris_expand_epilogue): Ditto.
193 2005-12-22 Jakub Jelinek <jakub@redhat.com>
194 Richard Henderson <rth@redhat.com>
196 Merge from gomp-branch.
197 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
198 * sync-builtins.def: ... new file.
199 (BUILT_IN_FETCH_AND_ADD_16,
200 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
201 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
202 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
203 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
204 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
205 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
206 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
207 BUILT_IN_LOCK_RELEASE_16): New builtins.
208 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
209 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
210 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
211 * c-common.c (enum c_builtin_type): Move to top-level from
212 c_common_nodes_and_builtins enum builtin_type.
213 (builtin_types): Move from c_common_nodes_and_builtins.
215 (c_common_nodes_and_builtins): Use it.
216 (def_builtin_1): Check for error_mark_node.
217 (sync_resolve_size): Handle also 128 bit sync builtins.
218 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
220 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
221 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
222 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
223 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
224 (doublemodesuffix, DCASHMODE): New mode attrs.
225 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
226 instead of IMODE, if mode is wider than a word, expand into
227 sync_double_compare_and_swap*.
228 (*sync_compare_and_swap<mode>): New insn.
229 (sync_double_compare_and_swap<mode>): Likewise.
230 (*sync_double_compare_and_swapdi_pic): Likewise.
231 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
232 mode is wider than a word, expand into
233 sync_double_compare_and_swap_cc*.
234 (sync_double_compare_and_swap_cc<mode>): New insn.
235 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
237 2005-12-22 Richard Henderson <rth@redhat.com>
239 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
240 (_mm_sub_si64): Likewise.
241 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
243 2005-12-23 Alan Modra <amodra@bigpond.net.au>
245 PR rtl-optimization/25432
246 * reload1.c (eliminate_regs_in_insn): Update insn code on
247 successfully re-recognizing modified insn.
249 2005-12-22 Richard Guenther <rguenther@suse.de>
251 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
252 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
253 * varasm.c (array_size_for_constructor): Likewise.
254 * fold-const.c (size_diffop, invert_truthvalue,
255 optimize_bit_field_compare, make_range, build_range_check,
256 fold_cond_expr_with_comparison, fold_truthop,
257 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
259 2005-12-22 Dale Johannesen <dalej@apple.com>
261 * config/i386/sse.md (sse_movhlps): Reverse operands for
262 2nd and 3rd alternatives.
264 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
267 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
270 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
271 Steven Bosscher <stevenb@suse.de>
273 * df.c (df_bitmaps_free): Only work for bbs for that structures are
275 (df_bb_modify): Realloc tables to the new index.
276 (df_find_use): New function.
277 (df_find_def, df_reg_used): Handle subregs.
278 * df.h (df_find_use): Declare.
280 * loop-invariant.c: Include hashtab.h.
281 (struct invariant): Remove processed field, add eqto and reg fields.
282 (struct invariant_expr_entry): New.
283 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
284 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
285 find_identical_invariants, merge_identical_invariants): New functions.
286 (create_new_invariant): Return the new invariant. Initialize new
288 (find_invariants): Call merge_identical_invariants.
289 (get_inv_cost, best_gain_for_invariant, set_move_mark,
290 move_invariant_reg): Handle equivalent invariants.
291 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
293 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
296 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
297 number is a single digit '0'.
299 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
301 PR tree-optimization/23518
302 * fold-const.c (make_range): Don't move a constant to the
303 other side of the comparison if the type is signed and -fwrapv
306 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
308 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
311 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
314 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
317 2005-12-21 Andrew Haley <aph@redhat.com>
320 * recog.c (peephole2_optimize): Don't peephole any
321 RTX_FRAME_RELATED_P insns.
323 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
325 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
326 fold_build2 with fold_binary.
327 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
328 Replace fold_build1 with fold_unary.
329 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
332 2005-12-21 Steven Bosscher <stevenb@suse.de>
334 PR rtl-optimization/25196
335 * postreload-gcse.c (record_last_set_info): Notice stack pointer
336 changes in push insns without REG_INC notes.
338 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
340 PR tree-optimization/25382.
341 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
344 2005-12-21 Janis Johnson <janis187@us.ibm.com>
345 Ben Elliston <bje@au.ibm.com>
347 * configure.ac: Enable C extension for decimal float if invoked
348 with --enable-decimal-float.
349 * doc/install.texi (Configuration): Document it.
350 * configure, config.in: Regenerate.
352 2005-12-20 Mike Stump <mrs@apple.com>
354 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
355 ambiguity between -seg_addr_table and -seg_addr_table_filename.
356 (WORD_SWITCH_TAKES_ARG): Likewise.
357 (LINK_SPEC): Likewise.
359 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
361 * cfganal.c (flow_reverse_top_sort_order_compute):
362 Renamed to post_order_compute and additional parameter added which
363 allows the inclusion of entry and exit blocks into list.
364 (mark_dfs_back_edges): Fixed comment.
365 (flow_depth_first_order_compute): Renamed to
366 pre_and_rev_post_order_compute additional parameter added which
367 allows the inclusion of entry and exit blocks into list.
368 * global.c (set_up_bb_rts_numbers): Call to
369 flow_reverse_top_sort_order_compute renamed to
371 * var-tracking.c (vt_stack_adjustments): Fixed comment.
372 (vt_find_locations): Call to
373 flow_depth_first_order_compute renamed to
374 pre_and_rev_post_order_compute.
375 * cfgloop.c (flow_find_loops): Ditto.
376 * tree-ssa-reassoc.c (init_reassoc): Ditto.
377 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
378 flow_reverse_top_sort_order_compute renamed to post_order_compute
379 and calls to flow_reverse_top_sort_order_compute renamed to
381 * basic_block.h: Ditto.
384 2005-12-20 Roger Sayle <roger@eyesopen.com>
385 Paolo Bonzini <bonzini@gnu.org>
387 PR rtl-optimization/25115
388 * gcse.c (pre_insert_copy_insn): Fall back to the sole
389 SET in the insn if there is no SET for an
390 expression that is equivalent to EXPR.
392 2005-12-20 Richard Guenther <rguenther@suse.de>
395 * builtins.c (std_gimplify_va_arg_expr): Do not align
396 va frame for zero sized types.
397 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
399 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
401 PR tree-optimization/25501
402 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
403 used in the PHI argument corresponding to the edge from BB to
406 2005-12-20 Richard Guenther <rguenther@suse.de>
409 2005-12-02 Richard Guenther <rguenther@suse.de>
411 * tree-cfg.c (mark_used_vars): New function.
412 (dump_function_to_file): Dump only used VAR_DECLs.
414 2005-12-19 Roger Sayle <roger@eyesopen.com>
416 * combine.c (try_combine): Improve splitting of binary operators
417 by taking advantage of reassociative transformations.
419 2005-12-19 Jeff Law <law@redhat.com>
421 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
422 Strip away all type conversions after simplifying the
425 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
426 cases the forwarder block dominates the destination.
428 2005-12-19 DJ Delorie <dj@redhat.com>
430 * reload1.c (spill_failure): Dump reload data to dump file.
431 (find_reload_regs): Likewise.
433 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
435 PR tree-optimization/24793
436 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
437 original reference if there are subvars.
438 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
440 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
442 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
443 Corrected basic block number calculations for changes in entry and
446 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
448 * tree-flow.h (struct var_ann_d): Change type of
449 may_aliases field to VEC(tree, gc) *.
450 (may_aliases): Declaration changed.
451 * tree-ssa-alias.c (group_aliases, add_may_alias,
452 replace_may_alias, dump_may_aliases_for,
453 is_aliased_with, add_type_alias, new_type_alias):
454 Work with VEC(tree, gc) * instead of varray.
455 * tree-flow-inline.h (may_aliases): Ditto.
456 * tree-ssa.c (verify_flow_insensitive_alias_info,
457 verify_name_tags): Ditto.
458 * tree-ssa-operands.c (add_stmt_operand): Ditto.
460 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
462 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
465 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
467 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
470 2005-12-19 Ben Elliston <bje@au.ibm.com>
472 * doc/install.texi (Configuration): Typo in Fortran subheading.
474 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
476 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
477 scratch. Correct its reload split. Adjust its peephole.
478 (doloop_end): Add additional scratch.
480 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
481 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
482 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
483 (mt_builtin_saveregs): Replace with ...
484 (mt_setup_incoming_varargs): ... here. Save just the varadic
486 (mt_va_start): Remove.
487 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
488 (mt_machine_reorg): Split all insns here.
489 (TARGET_SETUP_INCOMING_VARARGS): Override.
490 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
492 (EXPAND_BUILTIN_VA_START): Remove.
494 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
496 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
497 latent bug that could happen if update_life_info was called with a
498 blocks parameter and the call to cleanup_cfg actually deleted one
501 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
503 * tree-ssa-structalias.c (update_alias_info): Remove handling
504 of may_be_aliased (SSA_NAME_VAR (op)) case.
506 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
508 * tree-flow.h (struct stmt_ann_d): Remove
509 makes_aliased_loads and makes_aliased_stores fields.
510 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
511 and makes_aliased_loads fields.
512 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
513 use makes_aliased_stores.
514 * tree-ssa-operands.c (clobbered_aliased_loads,
515 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
516 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
517 add_call_read_ops): Do not set makes_aliased_stores and
518 makes_aliased_loads fields.
519 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
522 2005-12-18 Geoffrey Keating <geoffk@apple.com>
524 * config/darwin.h: Don't include darwin-sections.def to declare
525 global variables; instead create darwin_section_enum.
526 (darwin_section_enum): New.
527 (darwin_sections): New.
528 * config/darwin.c: Don't include darwin-sections.def to define
530 (darwin_sections): New.
531 (output_objc_section_asm_op): Rewrite to take advantage of
533 (darwin_init_sections): Rewrite to use darwin_sections.
534 (machopic_output_indirection): Update for darwin_sections array.
535 (machopic_select_section): Likewise.
536 (machopic_select_rtx_section): Likewise.
537 (machopic_asm_out_constructor): Likewise.
538 (machopic_asm_out_destructor): Likewise.
539 (darwin_file_end): Likewise.
540 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
541 * config/i386/i386.c (machopic_output_stub): Likewise.
543 2005-12-18 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/25481
546 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
547 don't have a varinfo for.
549 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
550 Janis Johnson <janis187@us.ibm.com>
551 Ben Elliston <bje@au.ibm.com>
553 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
554 (init_optabs): Handle libfuncs for decimal float.
555 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
556 * stor-layout.c (int_mode_for_mode): Likewise.
557 * simplify-rtx.c (simplify_immed_subreg): Likewise.
558 (simplify_unary_operation_1): Skip optimisations for decimal float
560 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
561 * emit-rtl.c (gen_const_vector): Add assertion check.
562 (init_emit_once): Populate const_tiny_rtx with constants in each
564 * expmed.c (extract_high_half, expand_mult_highpart_optab,
565 expand_mult_highpart): Assert that mode is not a scalar float
567 * expr.c (convert_move): Handle conversion between decimal and
568 binary floats of the same size.
569 * convert.c (convert_to_real): Consider decimal float types when
571 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
572 describe decimal floating point types.
574 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
576 PR rtl-optimization/21041
577 * reload.c (find_reloads_subreg_address): Replace paradoxical
578 subreg of MEM by widened access only if the resulting memory
579 is properly aligned, even on !STRICT_ALIGNMENT targets.
581 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
583 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
585 2005-12-18 Steven Bosscher <stevenb@suse.de>
587 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
588 the 2005-12-17 patch to renumber the entry and exit blocks.
590 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
592 * doc/objc.texi (Type encoding): Fix typo.
594 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
596 * tree-tailcall.c (find_tail_calls): Use XNEW.
597 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
598 (free_all_edge_infos): Use explicit cast to convert from void *.
599 (vrp_free): Likewise.
600 (dom_opt_finalize_block): Likewise.
601 (record_equivalences_from_incoming_edge): Likewise.
602 (thread_across_edge): Likewise. Use XCNEWVEC.
603 (record_cond): Use XCNEW.
604 (record_conditions): Use XNEWVEC.
605 (record_edge_info): Use XCNEWVEC.
606 (lookup_avail_expr): Use XNEW.
607 (record_range): Likewise. Use GGC_NEW.
608 * tree-nested.c (var_map_hash): Use explicit cast to convert from
610 (var_map_eq): Likewise.
611 (lookup_field_for_decl): Likewise.
612 (convert_nonlocal_reference): Likewise.
613 (convert_local_reference): Likewise.
614 (convert_nl_goto_reference): Likewise.
615 (convert_nl_goto_receiver): Likewise.
616 (convert_call_expr): Likewise.
617 (convert_tramp_reference): Likewise.
618 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
619 (convert_nl_goto_reference): Likewise.
620 (lookup_field_for_decl): Use GGC_NEW.
621 (create_nesting_tree): Use GGC_CNEW.
622 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
623 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
624 (create_alias_map_for): Likewise.
625 (setup_pointers_and_addressables): Use XCNEWVEC.
626 (get_ptr_info): Use GGC_NEW.
627 (used_part_map_eq): Use explicit cast to convert from void *.
628 (up_lookup): Likewise.
629 (up_insert): Use XNEW.
630 (get_or_create_used_part_for): Use XCNEW.
631 (get_tmt_for): Likewise.
632 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
633 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
634 (bitmap_set_new): Use explicit cast to convert from void *.
636 (insert_into_set): Likewise.
637 (pool_copy_list): Likewise.
638 (phi_translate): Likewise.
639 (create_value_expr_from): Likewise.
640 (insert_aux): Use XCNEWVEC.
641 (compute_avail): Use XNEWVEC.
642 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
643 (sort_coalesce_list): Likewise.
644 (build_tree_conflict_graph): Use XCNEWVEC.
645 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
646 * tree-ssa-copy.c (init_copy_prop): Likewise.
647 (fini_copy_prop): Likewise.
648 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
650 (record_equiv): Use XNEW.
651 (uncprop_into_successor_phis): Use explicit cast to convert from
653 (uncprop_initialize_block): Likewise.
655 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
657 PR tree-optimization/24378
658 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
659 basic-block after loop-versioning.
661 2005-12-18 Jeff Law <law@redhat.com>
663 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
664 to simplify SWITCH_EXPR_CODE moved from here to ...
665 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
666 (tree-ssa-forward_propagate_single_use_vars): Call
667 simplify_switch_expr when appropriate.
669 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
671 * doc/objc.texi (Type encoding): Add documentation about encoding
672 complex types and _Bool.
674 2005-12-17 Paul Brook <paul@codesourcery.com>
676 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
677 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
678 when frame_pointer_needed.
680 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
682 * tree-vn.c (vn_add): Use XNEW.
683 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
684 (ccp_fold): Likewise.
685 (fold_stmt_r): Use explicit cast to convert from void *.
686 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
687 (new_temp_expr_table): Likewise.
688 * gimplify.c (lookup_tmp_var): Use XNEW.
689 (gimplify_asm_expr): Use explcit cast to convert from void *.
690 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
691 (get_def_blocks_for): Use XNEW.
692 (add_to_repl_tbl): Likewise.
693 (mark_def_sites): Use explicit cast to convert from void *.
694 (def_blocks_free): Likewise.
695 (mark_def_sites_initialize_block): Likewise.
696 (update_ssa): Use XNEWVEC.
697 * tree-dfa.c (create_var_ann): Use GGC_NEW.
698 (create_stmt_ann): Likewise.
699 (create_tree_ann): Likewise.
700 (referenced_var_insert): Likewise.
701 (set_default_def): Likewise.
702 (referenced_var_lookup_if_exists): Use explicit cast to convert
704 (referenced_var_lookup): Likewise.
705 (default_def): Likewise.
706 (set_default_def): Likewise.
707 * tree-cfg.c (create_bb): Likewise.
708 (edge_to_cases_cleanup): Likewise.
709 (verify_node_sharing): Likewise.
710 (record_switch_edge): Use XNEW.
711 (cleanup_dead_labels): Use XCNEWVEC.
712 (tree_duplicate_sese_region): Use XNEWVEC.
713 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
714 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
715 (int_tree_map_eq): Use explicit cast to convert from void *.
716 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
717 (__gcov_execl): Likewise.
718 (__gcov_execlp): Likewise.
719 (__gcov_execle): Likewise.
720 * tree-eh.c (struct_ptr_eq): Likewise.
721 (struct_ptr_hash): Likewise.
722 (lookup_stmt_eh_region_fn): Likewise.
723 (outside_finally_tree): Likewise.
724 (find_goto_replacement): Likewise.
725 (make_eh_edge): Likewise.
726 (mark_eh_edge): Likewise.
727 (add_stmt_to_eh_region_fn): Use GGC_NEW.
728 (record_in_finally_tree): Use XNEW.
729 (maybe_record_in_goto_queue): Use XRESIZEVEC.
730 (lower_try_finally_copy): Use XCNEWVEC.
732 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
734 * tree-inline.c (copy_body_r): Use explicit cast when converting
737 (copy_edges_for_bb): Likewise.
738 (remap_decl_1): Likewise.
739 (estimate_num_insns_1): Likewise.
740 * cgraph.c (hash_node): Use explicit cast when converting from
743 (cgraph_create_node): Use GGC_CNEW.
744 (cgraph_create_edge): Use GGC_NEW.
745 (cgraph_remove_node): Use explicit cast when converting from void *.
746 (hash_varpool_node): Likewise.
747 (eq_varpool_node): Likewise.
748 (cgraph_varpool_node): Use GGC_CNEW.
749 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
750 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
751 (eq_scev_info): Use explicit cast when converting from void *.
752 (find_var_scev_info): Likewise.
753 (set_instantiated_value): Likewise.
754 (gather_stats_on_scev_database_1): Likewise.
755 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
757 * c-pch.c (c_common_write_pch): Use XNEWVEC.
758 (c_common_read_pch): Likewise.
759 * prefix.c (save_string): Use XNEWVEC.
760 (translate_name): Use explicit cast when converting from void *.
761 * c-ppoutput.c (print_line): Use explicit cast when converting
763 (pp_dir_change): Likewise.
764 * c-cppbuiltin.c (builtin_define_std): Likewise.
765 (builtin_define_with_value): Likewise.
766 (builtin_define_with_value_n): Likewise.
767 (builtin_define_with_int_value): Likewise.
768 (builtin_define_type_max): Likewise.
769 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
770 (add_path): Use XNEW.
771 * c-format.c (check_format_info_main): Use GGC_NEW.
772 (format_type_warning): Use explicit cast when converting from void *.
773 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
775 (start_init): Likewise.
776 * tree-flow-inline.h (first_referenced_var): Use explicit cast
777 when converting from void *.
778 (next_referenced_var): Likewise.
779 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
780 * gensupport.c (lookup_predicate): Use explicit cast to convert
782 (init_predicate_table): Use XCNEW instead of xcalloc.
783 * genpreds.c (process_define_predicate): Likewise.
785 2005-12-17 Danny Berlin <dberlin@dberlin.org>
786 Kenneth Zadeck <zadeck@naturalbridge.com>
788 * basic-block.h: Changed basic block numbering so that the entry
789 block is 0 and the exit block is 1. Changed insn iterators so
790 that they are tolerant of blocks with no insns.
791 * regrename.c (copyprop_hardreg_forward): Changed basic block
792 numbering so that the entry block is 0 and the exit block is 1.
793 * sched-ebb.c (sehedule_ebbs): Ditto.
794 * tracer.c (branch_ratio_cutoff): Ditto.
795 * cfgloopmanip.c (fix_loop_structure): Ditto.
796 * cfghooks.c (verify_flow_info): Ditto.
797 * cfg.c (compact_blocks): Ditto.
798 * reorg.c (dbr_schedule): Ditto.
799 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
800 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
801 calculate_dominance_info): Ditto.
802 * cfganal.c (create_edge_list, print_edge_list,
803 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
804 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
805 dfs_enumerate_from): Ditto.
806 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
807 * ifcvt.c (find_if_case_2): Ditto.
808 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
809 find_basic_blocks): Ditto.
810 * predict.c (predict_loops, tree_bb_level_predictions,
811 predict_paths_leading_to, propagate_freq): Ditto.
812 * lcm.c (compute_antinout_edge, compute_laterin,
813 compute_available): Ditto.
814 * function.c (thread_prologue_and_epilogue_insns): Ditto.
815 * gcse.c (gcse_main, bypass_jumps): Ditto.
816 * profile.c (compute_branch_probabilities,
817 compute_value_histograms, branch_prob): Ditto.
818 * tree-flow-inline.h (bsi_start, bsi_after_labels,
820 * tree-ssa-phiopt.c (tree_ssa_phiopt,
821 blocks_in_phiopt_order): Ditto.
822 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
823 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
824 * tree-dfa.c (collect_dfa_stats): Ditto.
825 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
826 * cfglayout.c (fixup_reorder_chain): Ditto.
827 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
828 partition_hot_cold_basic_blocks): Ditto.
829 * var-tracking.c (vt_find_locations): Ditto.
830 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
831 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
832 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
833 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
834 * tree-ssa-reassoc.c (init_reassoc): Ditto.
835 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
836 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
837 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
838 and removed unused reverse orders.
840 * combine.c: Fix document typo.
842 2005-12-17 Jan Hubicka <jh@suse.cz>
844 * tree-flow-inline.h (set_default_def, default_def): Kill.
845 * tree-dfa.c (default_defs): New global variable.
846 (default_def, set_default_def): New functions.
847 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
848 * tree-flow.h (struct var_ann_d): Kill default_def field.
849 (set_default_def, default_def): Update prototype.
850 (default_defs): Declare.
852 2005-12-16 Jeff Law <law@redhat.com>
854 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
855 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
856 into tree-ssa-forwprop.c.
857 (eliminate_redundant_computations): Do not call
858 simplify_rhs_and_lookup_avail_expr anymore.
859 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
860 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
861 (tree_ssa_forward_propagate_single_use_vars): Call
862 simplify_not_neg_expr appropriately.
864 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
867 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
869 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
871 PR rtl-optimization/25456
872 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
873 info->x_start with p->x_start.
875 2005-12-17 Alan Modra <amodra@bigpond.net.au>
877 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
878 introduced 2005-12-16.
880 2005-12-16 Steven Bosscher <stevenb@suse.de>
882 PR rtl-optimization/23837
883 * optabs.c (expand_binop): For a multi-word rotate, never emit
884 a REG_NO_CONFLICT block.
886 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
889 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
892 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
895 2005-12-16 Steven Bosscher <stevenb@suse.de>
897 * loop-invariant.c (move_loop_invariants): Add missing hunk from
898 the previous patch, to nullify df.
900 2005-12-16 Steven Bosscher <stevenb@suse.de>
902 * reorg.c (mostly_true_jump): Clean up code depending on
903 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
904 poor man's branch prediction, instead rely on REG_BR_PROB
905 notes to be available.
907 2005-12-16 Jakub Jelinek <jakub@redhat.com>
909 PR rtl-optimization/24899
910 * loop.c (strength_reduce): Don't reduce giv that is not always
911 computable and where add_val or mult_val can trap.
913 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
915 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
917 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
918 names of ms1-16-002 files.
920 2005-12-16 Alan Modra <amodra@bigpond.net.au>
923 * gcc.c (for_each_path): New function.
924 (add_to_obstack, file_at_path): New functions.
925 (struct file_at_path_info, struct add_to_obstack_info): New.
926 (build_search_list): Rewrite using for_each_path. Constify struct
927 path_prefix pointer. Add do_multi param. Adjust all callers.
928 (find_a_file): Similarly, but just change existing param to bool.
929 (putenv_from_prefixes): Add do_multi param, make "paths" const.
930 (do_spec_path): Delete.
931 (struct spec_path_info): New.
932 (spec_path): New function.
933 (do_spec_1): Use for_each_path for %D and %I.
934 (find_file): Adjust for find_a_file changes.
935 (main): Search multilibs for specs. Print multilib lib path for
936 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
937 (read_specs): Search multilibs for %include and %include_noerr.
938 (is_directory): Remove second string param. Change last param
939 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
940 check path is a dir. Update all callers.
941 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
942 * system.h (SMALL_ARG_MAX): Poison.
943 * config.gcc: Don't define SMALL_ARG_MAX.
944 * config.host: Likewise.
945 * config.build: Likewise.
947 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
949 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
950 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
951 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
952 simplify_logical): Move simplifications that do not require
953 additional infrastructure...
954 * simplify-rtx.c (simplify_unary_operation_1,
955 simplify_binary_operation_1): ... here.
957 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
960 * flow.c (mark_used_dest_regs): New function.
961 (mark_used_regs): Call mark_used_dest_regs.
963 2005-12-16 Jeff Law <law@redhat.com>
965 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
966 represent a use and definition of the same SSA_NAME.
968 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
969 Janis Johnson <janis187@us.ibm.com>
970 Ben Elliston <bje@au.ibm.com>
972 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
973 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
974 * target.h (struct gcc_target): Add decimal_float_supported_p.
975 * targhooks.c (default_scalar_mode_supported_p): Handle
977 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
978 of inf, nan, finite, isinf and isnan.
979 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
980 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
981 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
982 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
983 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
984 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
985 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
986 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
987 Pedwarn if decimal floating point types are used. Error if
988 decimal floating point is not supported by the target.
989 (finish_declspecs): Return type from DFP typespec_word.
990 * c-typeck.c (c_common_type): Choose the decimal floating point
991 type with the greater precision when determining a common type.
992 (convert_arguments): Warn if there is a mismatch between argument
993 and prototype for decimal float types. Warn of conversions with
994 binary float types and of precision narrowing due to prototype.
995 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
996 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
997 (c_token_starts_declspecs): Likewise.
998 (c_parser_attributes): Likewise.
999 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
1000 RID_DFLOAT64, RID_DFLOAT128.
1001 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
1002 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
1003 (shorten_compare): Convert DFP/BFP operands to a common type.
1004 (c_common_modes_and_builtins): Register built-in decimal float
1005 types if the target supports them.
1006 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
1007 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
1008 inf, nan, finite, isinf and isnan builtins.
1009 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
1010 (builtin_define_float_constants): Assert non-decimal radix.
1011 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
1012 Call builtin_define_decimal_float_constants for each type.
1013 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
1014 flags. Use real_from_string3, which can handle binary or decimal
1016 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
1017 cts_dfloat64, cts_dfloat128.
1018 * tree.c (build_common_tree_nodes_2): Add decimal float types.
1019 * tree.h (enum tree_index): Add new enumeration values
1020 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
1021 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
1022 (dfloat32_type_node): New macro.
1023 (dfloat64_type_node, dfloat128_type_node): Likewise.
1024 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
1025 (dfloat128_ptr_type_node): Likewise.
1026 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
1027 bit decimal floating point types with "df", "dd" and "dl".
1028 * c-format.h (enum format_lengths): Add new enumeration values
1029 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
1030 * c-format.c (printf_length_specs, scanf_length_specs): Add
1031 entries for H, D, DD.
1032 (print_char_table, scan_char_table): Use new entries.
1033 (asm_fprintf_char_table, gcc_diag_char_table,
1034 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
1036 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
1037 (DECIMAL64_TYPE_SIZE): Likewise.
1038 (DECIMAL128_TYPE_SIZE): Likewise.
1039 (TARGET_DEC_EVAL_METHOD): Likewise.
1040 * doc/extend.texi (Decimal Float): New node.
1041 (Constructing Calls): Document decimal float built-ins.
1042 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
1043 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
1044 * ginclude/decfloat.h: New file.
1046 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1048 * reload.c (find_reloads): Fix comment typo.
1049 * recog.h (recog_memoized): Correct comment.
1051 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
1053 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
1054 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
1055 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
1056 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
1057 * doc/invoke.texi, doc/tm.texi: Fix typos.
1059 2005-12-16 Ben Elliston <bje@au.ibm.com>
1061 * real.c (decimal_quad_format): Correct values for emin, emax.
1063 2005-12-15 DJ Delorie <dj@redhat.com>
1065 * config/m32c/predicates.md (m32c_psi_scale): New.
1066 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
1067 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
1069 2005-12-16 Jan Hubicka <jh@suse.cz>
1071 PR rtl-optimization/25224
1072 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
1075 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
1076 Steven Bosscher <stevenb@suse.de>
1078 * loop-invariant.c (df): New global variable.
1079 (find_defs, check_dependencies, find_invariant_insn, record_uses,
1080 find_invariants_bb, find_invariants_body, find_invariants,
1081 find_invariants_to_move, move_invariants, free_inv_motion_data,
1082 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1085 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1087 * varasm.c (default_unique_section_1): Use special section
1088 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1090 2005-12-16 Ben Elliston <bje@au.ibm.com>
1092 * doc/invoke.texi (Warning Options): Document -Walways-true being
1095 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1098 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1099 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1100 __floatunditf): Use #error if type sizes don't match requirements
1102 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1103 as wider floating-point type. Use #error if type sizes don't
1104 match requirements of implementation. Avoid overflow in computing
1105 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1106 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1107 (__floatundisf, __floatundidf): Likewise.
1108 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1109 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1110 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1111 TFmode-TImode conversions.
1112 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1114 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1116 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1117 Use builtin_define_with_int_value() instead of
1118 adding a new check for every new major FreeBSD version.
1120 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1122 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1124 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1126 * config/arm/predicates.md (call_memory_operand): New.
1127 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1129 2005-12-15 Andrew Haley <aph@redhat.com>
1131 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1132 against prev_cache_entry == NULL when moving a cache entry to the
1135 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1137 * config/mt/mt.c (mt_override_options): Require lower case
1138 architectures. Revert accidental default to ms2.
1139 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1140 ENDFILE_SPEC): Require lower case architectures. Revert default
1143 * doc/invoke.texi (MT Options): Rename and update.
1144 * doc/md.texi (MorphoTech family): Rename and update.
1146 2005-12-15 Olivier Hainque <hainque@adacore.com>
1148 * stor-layout.c (layout_type): Don't complain about a too small
1149 an array element type size compared to its alignment when the
1152 2005-12-15 Jan Hubicka <jh@suse.cz>
1155 * i386.c (classify_argument): Properly adjust offset of bitfield for
1158 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1160 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1161 between the hot and cold sections. Use current_function_section
1162 to get the new section.
1163 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1164 determine whether we are assembling hot or cold code.
1165 (secname_for_decl, dwarf2out_var_location): Likewise.
1166 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1167 * varasm.c (last_text_section): Delete.
1168 (in_cold_section_p): New variable.
1169 (hot_function_section): New function.
1170 (current_function_section): Pass in_cold_section_p as the
1171 reloc argument to select_section. Use it to decide between
1172 unlikely_function_section and hot_function_section.
1173 (assemble_start_function): Use switch_to_section. Set
1174 in_cold_section_p instead of last_text_section.
1175 (assemble_end_function): Use switch_to_section.
1176 (switch_to_section): Don't set last_text_section.
1177 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1178 argument to make the right choice between hot and cold sections.
1180 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1182 Second part of MS1->MT renaming
1183 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1184 (movqi, movhi): Call mt_set_memflags.
1185 (*movdf_internal): Call mt_split_words.
1186 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1188 (cmpsi): Store to mt_compare_op[01].
1189 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1190 bungt, bunle, bunlt): Call mt_emit_cbranch.
1191 (prologue): Call mt_expand_prologue.
1192 (epilogu): Call mt_expend_epilogue.
1193 (eh_return): Call mt_expand_eh_return.
1194 (eh_epilogue): Call me_emit_eh_epilogue.
1195 (conditional_trap): Store to mt_compare_op[01].
1196 * config/mt/crti.asm: Adjust comment.
1197 * config/mt/crtn.asm: Adjust comment.
1198 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1199 (mt_compare_op0, mt_compare_op1): Renamed.
1200 (current_frame_info, zero_frame_info): Adjust type.
1201 (mt_ucmpsi3_libcall): Renamed.
1202 (mt_flag_delayed_branch): Renamed.
1203 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1204 (mt_nops_required, mt_nop_reasons): Renamed.
1205 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1206 mt_debug_stack, mt_print_operand_simple_address,
1207 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1208 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1209 mt_function_arg_advance, mt_arg_partial_bytes,
1210 mt_pass_by_reference, mt_function_arg_boundary,
1211 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1212 mt_legitimate_address_p): Renamed, adjusted.
1214 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1215 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1216 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1217 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1218 mt_expand_eh_return, mt_emit_eh_prologue,
1219 mt_handl_interrupt_attribute): Renamed, adjusted.
1220 (mt_attribute_table): Renamed, adjusted.
1221 (mt_initial_elimination_offset, mt_generate_compare,
1222 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1223 mt_secondary_reload_class, mt_function_value, mt_split_words,
1224 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1225 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1226 (mt_labels): Renamed.
1227 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1228 mt_machine_reorg): Renamed, adjusted.
1229 (mt_attribute_table: Renamed.
1230 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1231 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1232 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1233 * config/mt/mt.opt (march): Set mt_cpu_string.
1234 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1235 (TARGET_CPU_CPP_BUILTINS): Adjust.
1236 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1237 TARGET_MS2): Adjust.
1238 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1239 (MT_MIN_INT): Renamed.
1240 (RETURN_ADDR_RTX): Adjust.
1241 (struct mt_frame_info): Renamed.
1242 (current_frame_info): Adjust type.
1243 (INITIAL_ELIMINATION_OFFSET): Adjust.
1244 (MT_NUM_ARG_REGS): Renamed.
1245 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1246 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1247 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1248 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1249 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1250 (mt_compare_op0, mt_compare_op1): Renamed.
1251 * config/mt/mt-protos.h: Rename prototypes.
1253 2005-12-15 Richard Guenther <rguenther@suse.de>
1255 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1256 (get_ref_base_and_extent): Declare.
1257 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1258 (get_ref_base_and_extent): New function.
1259 * tree-ssa-alias.c (find_used_portions): Use it.
1260 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1262 * tree-ssa-operands.c (get_expr_operands): Likewise.
1264 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1266 * combine.c: Remove force_to_mode's fourth parameter.
1267 (force_to_mode): Do not handle REG.
1268 (canon_reg_for_combine): New.
1269 (make_field_assignment): Use it where the removed argument was non-NULL.
1271 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1274 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1275 error_mark_node. Make alignment params unsigned.
1276 * config/rs6000/rs6000-protos.h
1277 (rs6000_special_round_type_align): Update prototype.
1278 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1280 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1282 PR rtl-optimization/25310
1283 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1284 of the eliminable register when substituting into a PLUS.
1286 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1289 * config/i386/i386.c (ix86_force_to_memory): Always use
1290 SImode push for HImode in -m32.
1291 (ix86_free_from_memory): Likewise.
1293 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1295 * gcc/config/arm/arm.md: Provide a big-endian version of the
1296 (zero_extend:SI (subreg:QI ...)) splitter.
1298 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1300 * struct-equiv.c (note_local_live): Handle hard regs with different
1303 2005-12-14 Jeff Law <law@redhat.com>
1305 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1306 to a structure containing state rather than a pointer to bool.
1307 (case ARRAY_REF): New code to handle folding some array references.
1308 (case ADDR_EXPR): Note when we are processing expressions found
1309 within an ADDRE_EXPR.
1310 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1311 for state variables rather than just a pointer to a boolean.
1312 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1313 handling of constant string references.
1315 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1317 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1318 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1319 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1320 Move other tst* patterns to retain partial order.
1322 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1324 * config/s390/s390.md ("d0", "1"): New mode attributes.
1325 ("<shift>di3", "<shift>si3"): Merge.
1326 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1327 ("ashrdi3", "ashrsi3"): Merge.
1328 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1329 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1330 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1331 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1332 ("*ashrdi3", "*ashrsi3"): Merge.
1333 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1335 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1337 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1338 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1339 ("*extendqidi2", "*extendqisi2") Merge.
1340 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1341 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1342 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1343 Move some patterns to retain partial ordering.
1345 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1347 * config/s390/s390.md ("atype", "length"): Rewrite.
1348 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1350 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1352 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1354 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1356 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1357 PARALLELs with a mode.
1359 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1361 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1362 cond_expr parameter.
1364 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1366 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1368 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1372 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1375 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1377 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1381 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1382 DECL_P, call get_section rather than get_named_section. Supply
1383 section flags to it.
1385 2005-12-14 Ben Elliston <bje@au.ibm.com>
1387 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1388 for addresses converted to booleans; not just function addresses.
1389 * c-typeck.c (build_binary_op): Warn for address comparisons which
1390 can never be NULL (eg. func == NULL or &var == NULL).
1391 * common.opt (Walways-true): New option.
1392 * c-opts.c (c_common_handle_option): Set it with -Wall.
1393 * doc/invoke.texi: Document it.
1395 2005-12-13 Paul Brook <paul@codesourcery.com>
1397 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1398 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1400 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1402 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1403 (EXTRA_MULTILIB_PARTS): Define.
1405 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1407 PR rtl-optimization/20070 / part1
1408 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1409 count_or_remove_death_notes with kill == -1.
1410 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1411 registers if PROP_POST_REGSTACK is set.
1412 (mark_used_reg): Likewise.
1413 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1414 REG_UNUSED notes for stack regs.
1415 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1416 to match rtx_equiv_p machinery. Change caller.
1417 (outgoing_edges_match): Likewise.
1418 (try_crossjump_to_edge): Use struct_equiv_block_eq
1419 instead of flow_find_cross_jump.
1420 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1421 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1422 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1423 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1424 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1425 (insns_match_p): Update prototype.
1426 (flow_find_cross_jump): Remove prototype.
1427 (struct_equiv_block_eq, struct_equiv_init): Declare.
1428 (rtx_equiv_p, condjump_equiv_p): Likewise.
1429 * struct-equiv.c: Include reload.h.
1430 (IMPOSSIBLE_MOVE_FACTOR): Define.
1431 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1432 (struct_equiv_improve_checkpoint): Likewise.
1433 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1434 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1435 (struct_equiv_merge, find_dying_input): Likewise.
1436 (resolve_input_conflict, note_local_live): Likewise.
1437 (death_notes_match_p): Change parameters and processing
1438 to match rtx_equiv_p machinery. Change caller.
1439 (insns_match_p): Likewise.
1440 (flow_find_cross_jump): Replace with:
1441 (struct_equiv_block_eq).
1443 Back out this change:
1444 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1445 * recog.c (verify_changes): Make it static.
1446 * recog.h: Remove the corresponding prototype.
1448 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1450 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1453 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1455 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1456 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1457 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1458 TARGET_MS1_64_001 appropriately.
1459 (ms1_machine_reorg): Use TARGET_MS2.
1461 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1465 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1466 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1467 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1468 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1469 Set mode to SI, adjust constraints.
1470 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1471 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1474 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1476 * c-cppbuiltin.c (builtin_define_float_constants): Add
1477 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1478 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1479 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1480 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1481 to "((double)%sL)" otherwise "%s".
1483 2005-12-13 Paul Brook <paul@codesourcery.com>
1485 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1488 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1490 * tree-flow.h: Allow compilation with a C++ compiler.
1491 (struct edge_prediction): Prefix all field names with "ep_".
1492 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1493 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1494 (remove_predictions_associated_with_edge): Likewise.
1496 2005-12-12 Jeff Law <law@redhat.com>
1498 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1500 * passes.c (init_optimization_passes): Run reassociation again
1501 after loop optimizations.
1503 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1505 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1507 (optimize_stmt): Ditto.
1508 (canonicalize_comparison): New function.
1509 * tree-ssa-operands.c (swap_tree_operands): Make external.
1510 (get_expr_operands): Stop auto-canonicalization.
1511 * tree-ssa-reassoc.c: Rewrite.
1512 (init_optimization_passes):
1513 * tree-flow.h (swap_tree_operands): Prototype.
1514 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1516 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1518 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1519 indicate function epilogue has been output.
1520 (pa_asm_output_mi_thunk): Likewise.
1521 (output_deferred_plabels): Put plabels in readonly data section when
1522 not generating PIC code.
1523 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1524 information. Add assert.
1525 (som_output_comdat_data_section_asm_op): New function.
1526 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1527 instead of output_section_asm_op for COMDAT sections.
1529 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1531 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1532 Fix whitespace in vincinity of to-be-installed changes.
1533 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1534 (insns_match_p): Likewise.
1536 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1538 * config.gcc (ms1): Replace with ...
1540 * config/ms1: Rename to ...
1541 * config/mt: ... here. Rename ms1 files to mt.
1542 * config/mt/mt.c: Adjust gt-mt.h #include.
1543 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1544 (crti.o, crtn.o): Adjust file names.
1546 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1548 * varray.h: Allow compilation with a C++ compiler.
1549 (union varray_data_tag): Prefix all field names with "vdt_".
1550 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1551 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1552 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1553 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1554 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1555 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1556 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1557 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1558 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1559 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1560 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1561 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1562 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1563 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1564 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1565 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1566 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1567 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1568 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1569 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1570 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1571 VARRAY_TOP_TREE_PTR): Likewise.
1572 * varray.c (varray_grow): Likewise.
1573 (varray_clear): Likewise.
1575 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1578 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1579 alignment to doubleword if the first field is a double array.
1580 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1582 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1584 * tree-ssa-structalias.c (process_constraint): Remove code to
1585 transform addressofs into scalar.
1586 (create_variable_info_for): In whole-program IPA, globals don't
1587 point to ANYTHING by default.
1589 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1591 * timevar.def (TV_IPA_PTA): New.
1592 * tree-pass.h (pass_ipa_pta): New
1593 * tree-ssa-structalias.c: Include cgraph.h
1595 (predbitmap_obstack): New.
1596 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1597 (struct constraint_stats): Add num_edges.
1598 (new_var_info): Don't call bitmap_clear.
1599 (struct constraint_edge): Update docs.
1600 (new_constraint_edge): Remove src param.
1601 (struct constraint_graph): Add zero_weight_succs,
1602 zero_weight_preds. Update docs.
1603 (constraint_expr_equal): Reformat.
1604 (constraint_edge_equal): Update for removal of src.
1605 (constraint_edge_less): Ditto.
1606 (constraint_edge_vec_find): Ditto.
1607 (erase_graph_self_edge): Update for removal of src and and zero
1609 (clear_edges_for_node): Ditto.
1610 (add_graph_edge): Ditto.
1611 (get_graph_weights): Ditto.
1612 (allocate_graph_weights): Ditto.
1613 (merge_graph_nodes): Ditto.
1614 (int_add_graph_edge): Ditto.
1615 (valid_graph_edge): Ditto.
1616 (valid_weighted_graph_edge): Ditto.
1617 (build_constraint_graph): Ditto.
1619 (collapse_nodes): Ditto.
1620 (process_unification_queue): Ditto.
1621 (topo_visit): Ditto.
1622 (solve_graph): Ditto.
1623 (do_structure_copy): Ditto.
1624 (perform_var_substitution): Ditto.
1625 Init and release obstack.
1626 (handle_ptr_arith): Try to resolve directly.
1627 (find_func_aliases): Don't call update_alias_info here
1628 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1629 (do_sd_constraint): Add code for propagating faster.
1631 (do_ds_constraint): Ditto.
1632 (count_num_arguments): New function.
1633 (create_function_info_for): Ditto.
1634 (create_variable_info_for): Handle FUNCTION_DECL.
1635 (intra_create_variable_infos): Use make_constraint_to_anything.
1636 (init_alias_vars): Init obstacks here.
1637 (need_to_solve): Handle zero weight graph changes.
1638 (compute_points_to_sets): Call update_alias_info here.
1639 (delete_points_to_sets): Free zero weight preds/succs here.
1640 (gate_ipa_pta): New.
1641 (ipa_pta_execute): New
1643 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1645 * tree-ssa-structalias.c (var_anyoffset): Removed.
1646 (anyoffset_tree): Ditto.
1647 (anyoffset_id): Ditto.
1648 (do_deref): Take vector of constraints, no return value.
1649 Update to work on vector.
1650 (get_constraint_for): Ditto.
1651 (get_constraint_for_component_ref): Ditto.
1652 (do_structure_copy): Ditto.
1653 (handle_ptr_arith): Ditto.
1654 (find_func_aliases): Ditto.
1655 (set_uids_in_ptset): Remove anyoffset handling.
1656 (init_base_vars): Ditto.
1658 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1661 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1662 DECL_EXTERNAL functions have no bodies. Tidy.
1664 2005-12-10 Andreas Schwab <schwab@suse.de>
1666 * except.c (switch_to_exception_section): Only define if
1667 TARGET_UNWIND_INFO is not defined.
1669 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1671 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1672 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1674 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1676 * output.h (init_section, fini_section): Delete.
1677 * varasm.c (init_section, fini_section): Delete.
1678 (init_varasm_once): Don't initialize them.
1679 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1680 there are no corresponding varasm.c variables.
1682 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1684 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1685 of EH_FRAME_SECTION_NAME into...
1686 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1687 if it is still null.
1688 * except.c (default_exception_section): Delete, moving most
1690 (switch_to_exception_section): ...this new function. Set
1691 exception_section if it is still null, then switch to it.
1692 (output_function_exception_table): Use switch_to_exception_section.
1693 * varasm.c (exception_section, eh_frame_section): Update comments.
1694 (get_section): Hoist use of SECTION_NAMED.
1695 (init_varasm_once): Don't set exception_section and eh_frame_section.
1696 * output.h (default_exception_section): Delete.
1697 (default_eh_frame_section): Delete.
1699 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1701 * config/bfin/bfin.c: Include "cgraph.h".
1702 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1703 Return the reg that holds the pointer to the GOT.
1704 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1705 doing stack checking.
1707 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1709 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1710 recompute_tree_invarant_for_addr_expr.
1711 Update uses everywhere.
1713 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1715 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1716 (MULTILIB_DIRNAMES): Define.
1718 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1721 * config/s390/s390.c (struct s390_address): New field literal_pool.
1722 (s390_decompose_address): Compute literal_pool field. Do not
1723 assume register %r13 is always (and solely) used as pool base.
1724 (s390_extra_constraint_str): Use literal_pool field.
1726 2005-12-09 Thiemo Seufer <ths@networkno.de>
1728 * config/mips/mips.c (override_options): Don't allow too small
1729 integers in FP registers.
1731 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1733 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1734 targetm.binds_local_p to check for local function calls.
1736 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1739 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1740 call_used_regs can't be used to save reg in another reg.
1742 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1743 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1745 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1747 * except.c (output_ttype): Likewise.
1748 * tree-object-size.c (collect_object_sizes_for): Likewise.
1749 (check_for_plus_in_loops_1): Likewise.
1750 (check_for_plus_in_loops): Likewise.
1751 (compute_object_sizes): Use gcc_unreachable instead of abort.
1753 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1755 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1756 (loop_end, loop_init, doloop_end): New insns.
1757 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1758 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1759 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1760 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1761 * config/ms1/ms1.c: #include basic-block.h
1762 (struct machine_function): Add has_loops field.
1763 (ms1_add_loop): New.
1764 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1765 (struct loop_info, struct loop_work): New.
1766 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1767 (ms1_reorg_loops): New loop optimization.
1768 (ms1_machine_reorg): Call it.
1769 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1771 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1773 PR tree-optimization/25248
1774 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1775 evolution_of_loop from the failed attempt. Remove handling
1778 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1780 * tree.h (DECL_EXTERNAL): Clarify documentation.
1782 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1783 Jakub Jelinek <jakub@redhat.com>
1786 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1787 argument. Don't drop outer ANDs.
1788 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1789 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1791 * config/s390/predicates.md (setmem_operand): Remove.
1792 (shift_count_operand): Rename to...
1793 (shift_count_or_setmem_operand): ... this. Adjust
1794 s390_decompose_shift_count caller.
1795 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1796 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1797 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1798 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1799 rotl<mode>3_and, setmem_long_and): New insns.
1800 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1801 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1802 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1803 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1804 of shift_count_operand.
1805 (setmem_long): Use shift_count_or_setmem_operand instead of
1808 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1809 Andreas Tobler <a.tobler@schweiz.ch>
1811 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1814 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1816 * expr.c (force_operand): Use convert_to_mode for conversions.
1818 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1820 * reload.h (reg_equiv_invariant): Declare.
1821 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1822 register also when reg_equiv_invariant[R] is set.
1824 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1825 Andreas Tobler <a.tobler@schweiz.ch>
1827 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1829 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1831 * tree-ssa-pre.c (bitmap_set_and): New function.
1832 (bitmap_set_and_compl): New function.
1833 (bitmap_set_empty_p): New function.
1834 (insert_extra_phis): New function.
1835 (compute_avail): Use insert_extra_phis.
1837 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1839 * config/s390/s390.c (s390_expand_atomic): New function.
1840 Adjust comment of helper functions.
1841 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1842 * config/s390/s390.md ("ATOMIC"): New code macro.
1843 ("atomic"): Corresponding new code attribute.
1844 ("sync_lock_test_and_set[hq]i",
1845 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1847 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1849 * config/s390/s390.c (s390_expand_mask_and_shift,
1850 struct alignment_context, init_alignment_context,
1851 s390_expand_cs_hqi): New.
1852 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1853 * config/s390/s390.md ("sync_compare_and_swaphi",
1854 "sync_compare_and_swapqi"): New pattern.
1856 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1858 Fix PR tree-optimization/25291
1859 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1860 redundant and crashing check.
1862 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1865 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1866 tests further when !strict && reload_in_progress.
1867 (print_operand): Check that both operands of indexed address are regs.
1868 (print_operand_address): Likewise.
1869 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1870 (INT_REG_OK_FOR_BASE_P): Correct.
1872 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1874 Preparation for PR rtl-optimization/20070 / part1
1875 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1876 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1877 outgoing_edges_match.
1878 (outgoing_edges_match): Use condjump_equiv_p.
1879 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1881 * struct-equiv.c: New file.
1882 (death_notes_match_p) New function, broken out of insns_match_p.
1883 * Makefile.in (OBJS-common): Add struct-equiv.o.
1884 (struct-equiv.o): New target.
1886 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1888 * coretypes.h: Revert previous change.
1889 * config/darwin.h: Revert previous reversion.
1890 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1892 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1894 * coretypes.h (section): Provide dummy definition for target files.
1895 * config/darwin.h: Revert previous change.
1897 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1899 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1900 * configure.ac: Remove all.build and install-normal from target_list
1901 * configure: Regenerate.
1902 * Makefile.in (install): Don't depend on install-normal.
1904 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1906 * Makefile.in: Document the use of stamps.
1908 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1910 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1911 * Makefile.in: Add code to compute some dependencies on s-gtype
1912 automatically. Remove the declaration of those dependencies.
1914 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1916 * gcc/reload.c (push_secondary_reload): Fix typo:
1917 s/insn_constraint/scratch_constraint/.
1919 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1921 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1923 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1925 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1926 (alpha_elf_select_rtx_section): Return the selected section rather
1927 than emitting assembly code.
1928 (alpha_write_linkage): Emit a ".link" directive directly and then
1929 set in_section to NULL.
1930 (vms_asm_out_constructor): Use switch_to_section.
1931 (vms_asm_out_destructor): Likewise.
1932 (unicosmk_output_common): Set in_section to NULL instead of calling
1933 the dummy common_section function.
1934 (unicosmk_text_section): Delete in favor of...
1935 (unicosmk_output_text_section_asm_op): ...this new function.
1936 (unicosmk_data_section): Delete in favor of...
1937 (unicosmk_output_data_section_asm_op): ...this new function.
1938 (unicosmk_init_sections): New function.
1939 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1940 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1941 the dummy ssib_section function.
1942 (unicosmk_section_buf): Delete.
1943 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1944 (unicosmk_data_section): Delete.
1945 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1946 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1947 (SECTION_FUNCTION_TEMPLATE): Delete.
1948 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1949 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1950 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1951 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1952 (TARGET_ASM_INIT_SECTIONS): Define.
1953 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1954 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1955 (link_section, literals_section): Delete.
1956 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1957 set in_section to NULL.
1959 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1960 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1961 (COMMON_SECTION): Delete.
1962 (TARGET_ASM_INIT_SECTIONS): Define.
1963 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1964 the dummy common_section function.
1965 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1966 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1967 between readonly_data_section and text_section to check whether
1968 read-only data is being put in the text section.
1969 (arm_output_function_epilogue): Use switch_to_section.
1970 (arm_elf_asm_constructor): Likewise.
1971 (thumb_call_via_reg): Replace call to in_text_section with
1972 a comparison between in_section and text_section.
1973 (arm_file_end): Use switch_to_section.
1974 (aof_text_section): Delete in favor of...
1975 (aof_output_text_section_asm_op): ...this new function.
1976 (aof_data_section): Delete in favor of...
1977 (aof_output_data_section_asm_op): ...this new function.
1978 (aof_asm_init_sections): New function.
1979 (zero_init_section): Moved from config/arm/aof.h.
1980 (aof_dump_imports, aof_file_start): Use switch_to_section.
1981 * config/arm/arm.h (thumb_call_via_label): Update comment.
1982 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1983 (common_section): Delete.
1984 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1985 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1986 global switch_to_section function instead of the old port-local one.
1987 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1988 (SWITCH_TO_SECTION_FUNCTION): Delete.
1989 (drectve_section): Redefine as a macro.
1990 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1991 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1994 * config/avr/avr.c (progmem_section): New variable.
1995 (avr_output_progmem_section_asm_op): New function.
1996 (avr_asm_init_sections): New function.
1997 (avr_output_addr_vec_elt): Use switch_to_section.
1998 * config/avr/avr.h (progmem_section): Declare.
1999 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2000 (READONLY_DATA_SECTION): Delete.
2001 (TARGET_ASM_INIT_SECTIONS): Define.
2002 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2003 * config/avr/avr-protos.h (progmem_section): Delete.
2005 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2007 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2008 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
2010 * config/darwin-sections.def: New file.
2011 * config/darwin.c: Define all sections in darwin-sections.def.
2012 (output_objc_section_asm_op, darwin_init_sections): New functions.
2013 (machopic_output_indirection): Use switch_to_section.
2014 (machopic_select_section): Return the selected section rather than
2015 emitting assembly code. Replace the static function table with
2016 inline conditional expressions. Update the tests of last_text_section
2017 and move them into the FUNCTION_DECL block.
2018 (machopic_select_rtx_section): Return the selected section rather than
2019 emitting assembly code.
2020 (machopic_asm_out_constructor, machopic_asm_out_destructor)
2021 (darwin_file_end): Use switch_to_section.
2022 * config/darwin.h: Use darwin-sections.def to declare sections.
2023 (INIT_SECTION_ASM_OP): Remove empty definition.
2024 (HAS_INIT_SECTION): Define this instead.
2025 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2026 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2027 (TARGET_ASM_EH_FRAME_SECTION): Delete.
2028 (TARGET_ASM_INIT_SECTIONS): Define.
2029 * config/darwin-protos.h (darwin_init_sections): Declare.
2030 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
2031 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
2032 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2033 (constructor_section, destructor_section, mod_init_section): Delete.
2034 (mod_term_section): Delete.
2035 (darwin_exception_section, darwin_eh_frame_section): Delete.
2036 (machopic_select_section): Return a section.
2037 (machopic_select_rtx_section): Likewise.
2038 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
2039 (const_section, const_coal_section, const_data_section): Delete.
2040 (const_data_coal_section, data_coal_section, cstring_section): Delete.
2041 (literal4_section, literal8_section, constructor_section): Delete.
2042 (mod_init_section, mod_term_section, destructor_section): Delete.
2043 (objc_class_section, objc_meta_class_section, objc_category_section)
2044 (objc_class_vars_section, objc_instance_vars_section): Delete.
2045 (objc_cls_meth_section, objc_inst_meth_section): Delete.
2046 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
2047 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
2048 (objc_symbols_section, objc_module_info_section): Delete.
2049 (objc_image_info_section, objc_protocol_section): Delete.
2050 (objc_string_object_section, objc_constant_string_object_section)
2051 (objc_class_names_section, objc_meth_var_names_section): Delete.
2052 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
2053 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2054 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
2055 (darwin_exception_section, darwin_eh_frame_section): Delete.
2056 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
2058 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
2059 (frv_asm_out_destructor): Likewise.
2060 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2061 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
2062 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
2064 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2065 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
2066 (data_section): Delete.
2068 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2069 (DRECTVE_SECTION_FUNCTION): Delete.
2070 (drectve_section): Redefine as a macro that sets in_section after
2071 emitting the directive.
2072 (SWITCH_TO_SECTION_FUNCTION): Delete.
2073 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
2074 in_text_section with comparison between in_section and text_section.
2075 * config/i386/i386.c (x86_64_elf_select_section): Return the section
2076 rather than emitting assembly code. Use get_named_section.
2077 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
2079 (machopic_output_stub): Use switch_to_section.
2080 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2081 (nwld_named_section_asm_out_destructor): Use get_section and
2084 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2085 rather than emitting assembly code.
2086 (ia64_rwreloc_select_section): Likewise.
2087 (ia64_rwreloc_select_rtx_section): Likewise.
2088 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2089 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2091 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2092 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2094 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2095 section rather than emitting assembly code.
2096 (iq2000_select_section): Likewise.
2097 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2098 (sbss_section): Delete.
2100 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2101 and get_named_section.
2102 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2104 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2105 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2106 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2107 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2109 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2110 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2111 global switch_to_section function instead of the old port-local one.
2112 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2113 (SWITCH_SECTION_FUNCTION): Delete.
2114 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2115 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2116 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2117 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2119 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2120 global switch_to_section function instead of the old port-local one.
2121 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2123 * config/mips/mips.c (mips_file_start): Update comment.
2124 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2125 (mips_output_aligned_decl_common): Use switch_to_section.
2126 (mips_select_rtx_section): Return the section rather than emitting
2127 assembly code. Use get_named_section.
2128 (mips_function_rodata_section: Likewise get_section.
2129 (build_mips16_function_stub): Use switch_to_section.
2130 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2131 (SDATA_SECTION_ASM_OP): Delete.
2132 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2133 (EXTRA_SECTION_FUNCTIONS): Delete.
2135 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2136 (mmix_asm_output_aligned_local): Use switch_to_section.
2138 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2139 (som_one_only_readonly_data_section): New variables.
2140 (pa_output_function_epilogue): Set in_section to NULL instead of
2141 calling forget_section.
2142 (output_deferred_plabels): Use select_section.
2143 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2144 of calling forget_section.
2145 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2146 (pa_asm_output_aligned_local): Use select_section.
2147 (som_text_section_asm_op): Delete in favor of...
2148 (som_output_text_section_asm_op): ...this new function.
2149 (pa_som_asm_init_sections): New function.
2150 (pa_select_section): Return the section rather than emitting
2152 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2153 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2154 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2155 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2156 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2157 (som_readonly_data_section, som_one_only_readonly_data_section)
2158 (som_one_only_data_section, forget_section): Delete.
2159 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2160 (TARGET_ASM_INIT_SECTIONS): Define.
2161 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2163 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2164 (private_data_section, read_only_private_data_section): New variables.
2165 (sdata2_section, toc_section): New variables.
2166 (rs6000_file_start): Use switch_to_section.
2167 (rs6000_assemble_integer): Use comparisons against in_section
2168 instead of calling in_toc_section and in_text_section. Use
2169 unlikely_text_section_p.
2170 (rs6000_elf_output_toc_section_asm_op): New function, derived
2171 from the old rs6000/sysv4.h toc_section function.
2172 (rs6000_elf_asm_init_sections): New function.
2173 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2174 the section rather than emitting assembly code.
2175 (machopic_output_stub): Use switch_to_section.
2176 (toc_section): Delete dummy function.
2177 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2178 switch_to_section and get_section.
2179 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2180 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2181 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2182 the old rs6000/xcoff.h toc_section function.
2183 (rs6000_xcoff_asm_init_sections): New function.
2184 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2185 the section rather than emitting assembly code.
2186 (rs6000_xcoff_file_start): Use switch_to_section.
2187 (rs6000_xcoff_file_end): Likewise.
2188 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2189 (sdata2_section, sbss_section, private_data_section): Delete.
2190 (read_only_data_section, read_only_private_data_section): Delete.
2191 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2192 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2193 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2194 (FINI_SECTION_FUNCTION): Delete.
2195 (TARGET_ASM_INIT_SECTIONS): Define.
2196 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2197 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2198 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2199 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2200 (READONLY_DATA_SECTION): Delete.
2201 (TARGET_ASM_INIT_SECTIONS): Define.
2202 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2203 to NULL rather than no_section.
2204 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2206 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2208 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2209 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2210 from call to current_function_section.
2212 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2213 (bss100_section): New variable.
2214 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2215 (xstormy16_asm_init_sections): New function.
2216 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2217 switch_to_section and get_section.
2218 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2219 from calls to current_function_section.
2220 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2221 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2222 (TARGET_ASM_INIT_SECTIONS): Define.
2223 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2225 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2226 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2227 (FINI_SECTION_FUNCTION): Delete.
2229 * config/v850/v850.c: Include gt-v850.h.
2230 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2231 (zbss_section): New variables.
2232 (v850_output_aligned_bss): Use switch_to_section.
2233 (v850_asm_init_sections): New function.
2234 (v850_select_section): Return the section rather than emitting
2236 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2237 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2238 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2239 (TARGET_ASM_INIT_SECTIONS): Define.
2240 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2241 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2242 (zbss_section): Delete.
2244 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2246 * config/vx-common.h (vxworks_exception_section): Delete.
2247 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2249 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2250 section rather than emitting assembly code.
2251 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2254 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2255 * coretypes.h (section): New union and typedef.
2256 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2257 from call to current_function_section.
2258 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2259 (dbxout_symbol_location): Use switch_to_section.
2260 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2261 most of the code into...
2262 (default_eh_frame_section): ...here. Return a section.
2263 (collect2_eh_frame_section): Delete, moving most of the code into..
2264 (switch_to_eh_frame_section): ...this new function.
2265 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2266 (debug_macinfo_section, debug_line_section, debug_loc_section)
2267 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2269 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2270 eh_frame_section. Use switch_to_section and get_section.
2271 (dwarf2out_begin_prologue): Use switch_to_section.
2272 (AT_string_form): Check the flags in debug_str_section instead of
2273 DEBUG_STR_SECTION_FLAGS.
2274 (output_comp_unit): Use switch_to_section, get_section, and
2276 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2277 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2278 from call to current_function_section.
2279 (dwarf2out_var_location): Use unlikely_text_section_p.
2280 (dwarf2out_source_line): Use switch_to_section. Remove argument
2281 from call to current_function_section.
2282 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2283 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2284 debug_macinfo_section.
2285 (dwarf2out_init): Initialize the new section variables. Use them
2286 instead of calls to named_section_flags. Use switch_to_section.
2287 (output_indirect_string): Use switch_to_section and debug_str_section.
2288 (dwarf2out_finish): Use switch_to_section and the new section
2290 * except.c (default_exception_section): Return the section instead
2291 of emitting assembly code.
2292 (output_function_exception_table): Use the global exception_section
2293 variable instead of the target hook. Use switch_to_section. Remove
2294 argument from call to current_function_section.
2295 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2296 (shorten_branches): Use pointer comparisons to detect whether the
2297 text section is the same as readonly_data_section.
2298 (profile_function): Use switch_to_section. Remove argument from
2299 call to current_function_section.
2300 (final_scan_insn): Likewise. Update use of last_text_section.
2301 * gengtype.c (open_base_files): Add an include of output.h.
2302 * output.h (text_section, data_section, readonly_data_section)
2303 (ctors_section, dtors_section, bss_section, init_section)
2304 (fini_section, sdata_section): Turn into section pointers.
2305 (in_text_section, in_unlikely_text_section, exports_section)
2306 (drectve_section, named_section, mergeable_string_section)
2307 (last_text_section_name): Delete.
2308 (default_exception_section, default_eh_frame_section): Return sections.
2309 (SECTION_DECLARED, SECTION_NAMED): New macros.
2310 (SECTION_MACH_DEP): Bump value.
2311 (section_common, named_section, unnamed_section): New structures.
2312 (unnamed_section_callback): New typedef.
2313 (section): New union.
2314 (sbss_section, exception_section, eh_frame_section): New variables.
2315 (in_section, last_text_section): Turn into section pointers.
2316 (get_unnamed_section, get_section, get_named_section): New functions.
2317 (mergeable_constant_section, function_section): Return a section.
2318 (unlikely_text_section): Likewise.
2319 (current_function_section): Likewise. Remove the decl argument.
2320 (unlikely_text_section_p, switch_to_section): New functions.
2321 (output_section_asm_op): New function.
2322 (set_named_section_flags, named_section_flags, named_section_real)
2323 (named_section_first_declaration): Delete.
2324 (default_select_section, default_elf_select_section): Return a section.
2325 (default_elf_select_section_1, default_function_rodata_section)
2326 (default_no_function_rodata_section, default_select_rtx_section)
2327 (default_elf_select_rtx_section): Likewise.
2328 * rtl.h (in_data_section): Delete.
2329 * sdbout.c (sdbout_one_type): Use switch_to_section.
2330 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2331 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2332 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2333 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2334 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2335 (TARGET_ASM_OUT): Update after above changes.
2336 * target.h (init_sections): New hook.
2337 (exception_section, eh_frame_section): Delete.
2338 (select_section, select_rtx_section, function_rodata_section): Return
2339 a section rather than emitting assembly code.
2340 * varasm.c (text_section, data_section, readonly_data_section)
2341 (ctors_section, dtors_section, bss_section, init_section)
2342 (fini_section): Turn into section pointers.
2343 (sdata_section, sbss_section, exception_section): New variables.
2344 (eh_frame_section): New variable.
2345 (in_section): Make global and turn into a section pointer.
2346 (last_text_section): Turn into a section pointer.
2347 (unnamed_sections): New variable.
2348 (in_named_name, last_text_section_name): Delete.
2349 (EXTRA_SECTION_FUNCTIONS): Delete.
2350 (in_named_entry): Delete.
2351 (section_htab): New variable, replacing...
2352 (in_named_htab): ...this deleted variable.
2353 (section_entry_eq, section_entry_hash): New functions, based on...
2354 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2355 (get_unnamed_section, get_section): New functions.
2356 (unlikely_text_section): Return a section instead of emitting
2358 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2359 (get_named_section_flags, named_section_first_declaration): Delete.
2360 (unlikely_text_section_p): New function.
2361 (named_section_real, named_section): Delete.
2362 (get_named_section): New function.
2363 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2364 (function_section): Return a section rather than emitting
2366 (current_function_section): Likewise. Remove argument. Use
2367 last_text_section if nonnull, otherwise use function_section.
2368 (default_function_rodata_section): Return a section rather than
2369 emitting assembly code. Use get_section.
2370 (default_no_function_rodata_section): Return a section rather than
2371 emitting assembly code.
2372 (variable_section): Use switch_to_section and get_named_section.
2373 (mergeable_string_section): Return a section rather than emitting
2374 assembly code. Use get_section. Make static. Don't take special
2375 countermeasures for empty strings.
2376 (mergeable_constant_section): Return a section rather than emitting
2377 assembly code. Use get_section.
2378 (default_named_section_asm_out_destructor): Use switch_to_section
2380 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2381 (default_named_section_asm_out_constructor): Use switch_to_section
2383 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2384 (assemble_start_function): Likewise. Set last_text_section to
2385 NULL rather than no_section. Change the type of save_section.
2386 (assemble_zeros, assemble_variable): Use the section flags to detect
2387 whether or not a section is text.
2388 (assemble_static_space): Use switch_to_section.
2389 (assemble_trampoline_template): Likewise.
2390 (output_constant_def_contents): Use switch_to_section and
2392 (output_constant_pool_1): Use switch_to_section. Use the section
2393 flags to see whether sections contain mergeable data.
2394 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2395 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2396 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2397 whether a section has already been declared.
2398 (default_select_section, default_elf_select_section): Return a
2399 section rather than emitting assembly code.
2400 (default_elf_select_section_1): Likewise. Use bss_section for
2401 SECCAT_BSS if nonnull. Use get_named_section.
2402 (default_select_rtx_section): Return a section rather than
2403 emitting assembly code.
2404 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2405 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2406 (output_section_asm_op, switch_to_section): New functions.
2407 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2410 * doc/tm.texi: Expand the introduction to the sections documentation.
2411 (TRAMPOLINE_SECTION): Document new interface.
2412 (SDATA_SECTION_ASM_OP): Document new macro.
2413 (READONLY_DATA_SECTION): Delete.
2414 (SDATA_SECTION_ASM_OP): Document new macro.
2415 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2416 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2417 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2418 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2419 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2421 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2423 * gcc.c (init_gcc_specs): Match braces inside conditionally
2426 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2428 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2430 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2433 * tree.c (integer_all_onesp): Always return true if all bits on.
2435 * testsuite/g++.dg/init/array0.C: New.
2437 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2439 * doc/md.texi: Adapt to implementation.
2441 2005-12-06 Andreas Schwab <schwab@suse.de>
2443 * opts.c (decode_options): Fix typo in message.
2445 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2448 * longlong.h: Merge PPC tests from upstream.
2450 2005-12-06 Richard Guenther <rguenther@suse.de>
2452 * fold-const.c (fold_convert): Do not build and fold
2453 CONVERT_EXPR, but always use NOP_EXPR.
2455 2005-12-06 Jan Beulich <jbeulich@novell.com>
2457 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2458 __builtin_ia32_paddq and __builtin_ia32_psubq.
2459 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2460 __builtin_ia32_pshufw.
2461 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2463 2005-12-05 James E Wilson <wilson@specifix.com>
2466 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2469 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2471 * print-tree.c (print_node): Ditto.
2472 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2473 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2474 before accessing DECL_ARTIFICIAL.
2475 Handle new tag tree codes.
2476 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2478 (unmodifiable_var_p): Ditto.
2479 * tree-flow.h (mem_tag_kind): Remove.
2480 (struct var_ann_d): Remove mem_tag_kind member.
2481 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2482 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2483 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2484 (group_aliases): Ditto.
2485 (setup_pointers_and_addressables): Ditto.
2486 (is_escape_site): Ditto.
2487 (may_alias_p): Ditto.
2488 (create_tag_raw): New function.
2489 (create_memory_tag): Use it.
2490 (dump_alias_info): Update for tags.
2491 (may_be_aliased): Ditto.
2492 (add_type_alias): Ditto.
2493 (new_type_alias): Ditto.
2494 (create_sft): Ditto.
2495 (create_structure_vars): Ditto.
2496 * tree-ssa-ccp.c (get_default_value): Ditto.
2497 * tree-ssa-operands.c (get_expr_operands): Ditto.
2498 (add_stmt_operand): Ditto.
2499 (add_call_clobber_ops): Remove duplicated condition.
2500 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2502 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2503 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2504 * tree.c (init_ttree): Update structures for new tree codes.
2505 (tree_code_size): Update sizes for new tree codes.
2506 (make_node_stat): Don't try to set common things on minimal
2508 (tree_node_structure): Update for tags.
2509 (is_global_var): Ditto.
2510 * tree.def: Add new tree codes.
2511 * tree.h (MTAG_P): New macro.
2512 (TREE_MEMORY_TAG_CHECK): Ditto.
2513 (SSA_VAR_P): Update for tags.
2514 (struct tree_memory_tag): New structure.
2515 (MTAG_GLOBAL): New macro.
2516 (union tree_node): Add memory tag member.
2517 * treestruct.def (TS_MEMORY_TAG): New.
2519 2005-12-05 Dale Johannesen <dalej@apple.com>
2521 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2522 what was approved (PR 24323).
2524 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2526 * doc/c-tree.texi (Function Bodies): Remove description of
2529 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2531 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2532 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2533 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2534 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2535 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2536 __divxc3): Document.
2538 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2540 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2542 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2543 hook_bool_void_false.
2544 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2545 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2547 * config/darwin.c (machopic_select_section): It's not defined
2548 as weak if it's only marked as weak_import.
2550 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2553 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2554 A hidden weak object does bind locally. Strong linkonce data
2555 counts like any other strong symbol for binding.
2556 (weak_finish_1): Don't specially handle weakrefs, they no longer
2558 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2559 * c-common.c (handle_alias_attribute): Allow static aliases
2561 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2562 * gthr-dce.h: Make weakrefs static.
2563 * gthr-tpf.h: Likewise.
2564 * gthr-solaris.h: Likewise.
2565 * gthr-posix.h: Likewise.
2566 * gthr-posix95.h: Likewise.
2567 * config/darwin.c (darwin_encode_section_info): static weakref
2568 variables are not necessarily defined in this translation unit.
2569 * doc/extend.texi (Function Attributes): Mention that an alias
2570 attribute creates a definition for the thing it's attached to.
2571 Change the documentation for weakref to say that the thing
2572 it's attached to must be static.
2574 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2575 we don't go into an infinite loop.
2577 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2579 * config/rs6000/predicates.md (logical_const_operand): Split
2580 out of logical_operand.
2581 (logical_operand): Use it.
2582 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2583 logical_const_operand.
2585 2005-12-05 Jan Beulich <jbeulich@novell.com>
2587 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2588 and IX86_BUILTIN_CMPNESS.
2589 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2590 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2591 * config/i386/i386.md (movti_internal): Correct type attribute.
2592 Simplify mode attribute.
2593 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2594 Correct type attribute.
2595 (absxf2): Correct operator.
2596 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2597 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2598 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2600 (sse2_vmsqrtv2df2): Correct mode attribute.
2602 2005-12-05 Jan Beulich <jbeulich@novell.com>
2604 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2605 16 bits. Provide insn pattern for this case.
2607 2005-12-05 Jan Beulich <jbeulich@novell.com>
2609 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2611 (__popcountDI2): Likewise.
2613 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2616 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2617 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2618 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2621 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2623 * c-typeck.c (null_pointer_constant_p): New function.
2624 (build_conditional_expr, build_c_cast, convert_for_assignment,
2625 build_binary_op): Use it.
2627 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2629 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2630 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2632 (check_function_arguments_recurse): Allow both NOP_EXPR and
2633 CONVERT_EXPR but check conversions preserve precision.
2634 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2635 but check conversions preserve precision.
2636 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2639 2005-12-04 Roger Sayle <roger@eyesopen.com>
2642 * common.opt (Wstring-literal-comparison): New command line option.
2643 * c-opts.c (c_common_handle_option): Set it with -Wall.
2644 * c-typeck.c (parser_build_binary_op): Issue warning if either
2645 operand of a comparison operator is a string literal, except for
2646 testing equality or inequality against NULL.
2648 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2650 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2652 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2653 of building a NOP_EXPR.
2654 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2656 * c-convert.c (convert): Use fold_convert instead of building
2657 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2658 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2660 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2661 NOP_EXPR the same as CONVERT_EXPR.
2662 * c-typeck.c (build_function_call): Use fold_convert instead of
2663 building a NOP_EXPR directly.
2664 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2666 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2668 PR rtl-optimization/25197
2669 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2672 2005-12-02 Stuart Hastings <stuart@apple.com>
2674 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2677 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2679 * c-typeck.c (default_function_array_conversion,
2680 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2681 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2682 orig_op2. Don't check them for NOP_EXPR.
2683 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2684 around integer zero.
2686 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2688 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2689 toc_save_offset, toc_size, lr_size.
2690 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2691 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2692 Adjust for removal of unused rs6000_stack_t fields.
2693 (debug_stack_info): Adjust.
2694 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2695 first, and don't bother checking for set/inc of lr on sibcalls.
2696 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2698 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2701 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2702 5 if operand 1 is not aligned. Undo previous constraint change.
2703 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2705 2005-12-02 Richard Guenther <rguenther@suse.de>
2707 * tree.h (build): Remove prototype.
2708 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2709 * tree.c (build): Remove.
2710 (build0_stat): Update comment.
2712 2005-12-02 Richard Guenther <rguenther@suse.de>
2714 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2715 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2717 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2718 maybe_fold_offset_to_component_ref): Likewise.
2719 * tree-ssa-dom.c (thread_across_edge,
2720 simplify_rhs_and_lookup_avail_expr,
2721 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2723 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2724 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2725 lower_try_finally_switch): Likewise.
2726 * tree-if-conv.c (add_to_dst_predicate_list,
2727 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2728 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2729 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2730 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2731 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2732 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2733 gimplify_init_ctor_eval, gimplify_init_constructor,
2734 gimplify_variable_sized_compare, gimplify_boolean_expr,
2735 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2736 gimplify_expr, gimplify_body, gimplify_function_tree,
2737 force_gimple_operand): Likewise.
2738 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2739 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2740 mx_register_decls): Likewise.
2741 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2742 get_frame_field, finalize_nesting_tree_1): Likewise.
2743 * tree-inline.c (setup_one_parameter): Likewise.
2744 * tree-vect-transform.c (vectorizable_condition): Likewise.
2745 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2747 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2748 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2749 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2750 * tree-chrec.h (build_polynomial_chrec): Likewise.
2752 2005-12-02 Richard Guenther <rguenther@suse.de>
2754 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2755 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2756 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2757 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2758 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2759 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2760 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2762 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2763 sh_adjust_unroll_max): Likewise.
2764 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2765 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2766 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2768 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2770 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2773 2005-12-02 Richard Guenther <rguenther@suse.de>
2775 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2776 simplify_cond_using_ranges): Use buildN instead of build.
2777 * tree-tailcall.c (adjust_accumulator_values,
2778 adjust_return_value): Likewise.
2779 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2780 generate_element_copy, generate_element_zero,
2781 generate_one_element_init): Likewise.
2782 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2783 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2784 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2785 perfect_nestify): Likewise.
2787 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2789 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2791 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2793 * ggc.h (GGC_RESIZEVEC): New.
2795 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2797 * gcc.c (execute): Improve readability.
2799 2005-12-02 Richard Guenther <rguenther@suse.de>
2801 * tree-cfg.c (mark_used_vars): New function.
2802 (dump_function_to_file): Dump only used VAR_DECLs.
2804 2005-12-02 Richard Guenther <rguenther@suse.de>
2806 * convert.c (convert_to_integer): Fix compare for nonpositive
2807 constant to use tree_int_cst_sgn <= 0.
2809 2005-12-02 Richard Guenther <rguenther@suse.de>
2811 * convert.c (convert_to_integer): Use fold_convert instead
2812 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2813 instead of comparing against 0. Use build_int_cst instead
2814 of converting integer_zero_node.
2816 2005-12-02 Richard Guenther <rguenther@suse.de>
2818 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2821 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2824 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2827 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2830 * function.c (expand_function_end): Emit blockage for unwinder
2833 2005-12-01 Roger Sayle <roger@eyesopen.com>
2835 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2836 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2837 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2838 integer constant comparisons.
2840 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2841 Janis Johnson <janis187@us.ibm.com>
2842 David Edelsohn <dje@watson.ibm.com>
2843 Ben Elliston <bje@au.ibm.com>
2845 * dfp.h, dfp.c: New files.
2846 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2847 (DECNUM_H): Likewise.
2848 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2849 (INCLUDES): Append $(DECNUMINC).
2850 (OBJS-common): Add dfp.o.
2852 * real.h (EXP_BITS): Pinch one bit to ..
2853 (struct real_value): Add decimal field.
2854 (real_format): Change table size, update documentation.
2855 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2856 (real_from_string3): Declare.
2857 (decimal_single_format): Declare.
2858 (decimal_double_format): Declare.
2859 (decimal_quad_format): Declare.
2860 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2861 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2862 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2863 * real.c: Include dfp.h.
2864 (normalize): Early return for decimal floats.
2865 (do_add): Zero decimal field.
2866 (do_compare): Call do_decimal_compare for decimal floats.
2867 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2868 (real_arithmetic): Call decimal_real_arithmetic for decimal
2869 floating point operands.
2870 (real_identical): If a and b are of differing radix, return false.
2871 (real_to_integer): Call decimal_real_to_integer if the value is a
2873 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2874 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2875 (real_to_hexadecimal): Place "N/A" in the return string for
2877 (real_from_string3): New variant, given a mode.
2878 (real_maxval): Use decimal_real_maxval for decimal floats.
2879 (round_for_format): Use decimal_round_for_format for decimals.
2880 (real_convert): Use decimal_real_convert where appropriate.
2881 (significand_size): Handle base 10.
2882 (encode_decimal_single, decode_decimal_single,
2883 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2884 decode_decimal_quad): New functions.
2885 (decimal_single_format): New.
2886 (decimal_double_format): New.
2887 (decimal_quad_format): New.
2888 * machmode.def: Add SD, DD and TD decimal floating point modes.
2889 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2890 Include MODE_DECIMAL_FLOAT.
2891 (DECIMAL_FLOAT_MODE_P): New.
2892 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2893 * genmodes.c (struct mode_data): Add counter field.
2894 (struct mode_data): Update comment for format.
2895 (blank_mode): Initialise counter field.
2896 (new_mode): Increment counter field for each mode defined.
2897 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2899 (make_complex_modes): Handle modes containing `D'.
2900 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2901 (make_decimal_float_mode): New.
2902 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2903 (cmp_modes): Compare counter field if other characteristics
2905 (emit_real_format_for_mode): Support formats for decimal floats.
2906 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2907 Document MODE_DECIMAL_FLOAT.
2909 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2911 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2914 2005-12-01 Richard Henderson <rth@redhat.com>
2916 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2918 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2920 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2922 * config/pa/pa.c (pa_init_builtins): If we detect
2923 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2926 2005-12-01 Richard Guenther <rguenther@suse.de>
2928 * fold-const.c (fold_binary): Use fold_build2, not
2931 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2933 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2935 * vec.h (VEC_block_remove): New.
2937 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2940 * c-common.c (lvalue_error): Fix wording.
2942 2005-12-01 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2945 thinko in last patch.
2947 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2949 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2950 than -flat_namespace.
2952 2005-12-01 Ben Elliston <bje@au.ibm.com>
2954 * mklibgcc.in: Parameterise the script to build soft float
2955 functions by iterating over each type, rather than cloning the
2958 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 * builtins.c (fold_builtin_fputs): Defer check for missing
2962 replacement functions.
2964 2005-11-30 Kean Johnston <jkj@sco.com>
2966 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2967 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2969 2005-11-30 Richard Guenther <rguenther@suse.de>
2971 PR tree-optimization/22501
2972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2973 function split out from ...
2974 (forward_propagate_addr_expr): ... here. Use it to propagate
2975 ADDR_EXPRs to all uses.
2977 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2979 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2980 * builtins.c (expand_builtin_mathfn): Use them.
2981 (expand_builtin_mathfn_2): Likewise.
2982 (expand_builtin_mathfn_3): Likewise.
2983 (expand_builtin_int_roundingfn): Likewise.
2984 (expand_builtin): Likewise.
2985 (integer_valued_real_p): Likewise.
2986 (fold_builtin_int_roundingfn): Likewise.
2987 (fold_builtin_bitop): Likewise.
2988 (fold_builtin_logarithm): Likewise.
2989 (fold_builtin_1): Likewise.
2990 * convert.c (convert_to_integer): Likewise.
2991 * fold-const.c (negate_mathfn_p): Likewise.
2992 (tree_expr_nonnegative_p): Likewise.
2994 2005-11-30 Dale Johannesen <dalej@apple.com>
2995 Andrew Pinski <pinskia@physics.uc.edu>
2997 * combine.c (find_split_point): Sign extend bitmask
2998 when changing bitfield assignment to IOR of AND.
3000 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3002 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
3003 clobber to scratch reg.
3004 (*decrement_and_branch_until_zero_no_clobber): Remove.
3005 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
3006 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
3007 * config/ms1/ms1.opt (mmul): Remove.
3008 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
3009 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
3011 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3012 Bernd Schmidt <bernd.schmidt@analog.com>
3014 * pa/predicates.md (symbolic_operand): Add comment.
3015 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
3016 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
3017 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
3018 (pa_secondary_reload_class): Delete.
3019 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
3020 and pa_secondary_reload_class. Reorder some checks. Update inline
3021 copy of symbolic operand.
3022 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
3024 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3026 * loop-doloop.c (add_test): Only add jump notes if we did emit a
3029 2005-11-30 Jeff Law <law@redhat.com>
3031 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
3032 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3034 2005-11-30 Jakub Jelinek <jakub@redhat.com>
3036 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
3037 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
3038 (ia64_expand_move): Adjust caller.
3040 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
3041 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
3044 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
3046 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
3047 Always produce an output if we can remove NEGs or canonicalize
3048 (minus (minus ...)) expressions. Provide a fast path for the
3050 (simplify_gen_binary): Do not call simplify_plus_minus.
3051 (simplify_binary_operation_1): Reassociate at the end of the
3054 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3056 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
3057 moves and unpack to speed up.
3059 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
3061 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
3062 argument, they are always sparc_compare_op0 and sparc_compare_op1.
3063 (gen_v9_scc): Update callers.
3064 * config/sparc/sparc.md: Likewise.
3065 * config/sparc/sparc-protos.h: Update extern declaration.
3067 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
3069 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3071 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
3074 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3076 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
3077 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
3078 (negate_expr): Here.
3080 2005-11-29 Ben Elliston <bje@au.ibm.com>
3082 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3083 Fix typo in comment.
3085 2005-11-29 Ben Elliston <bje@au.ibm.com>
3087 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3088 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3090 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3094 * builtins.c (init_target_chars): New.
3095 (expand_builtin_printf, expand_builtin_fprintf,
3096 expand_builtin_sprintf, fold_builtin_sprintf,
3097 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3098 fold_builtin_snprintf_chk, fold_builtin_printf,
3099 fold_builtin_fprintf): Check for matching format strings using
3102 2005-11-29 Paul Brook <paul@codesourcery.com>
3104 * config.gcc: Do not use fixproto on m68k-elf.
3106 2005-11-28 Roger Sayle <roger@eyesopen.com>
3108 * expmed.c (div_cost): Replace with...
3109 (sdiv_cost, udiv_cost): New.
3110 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3111 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3112 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3113 (expand_divmod): Replace use of div_cost with either sdiv_cost
3114 or udiv_cost depending upon the signedness of the operation.
3116 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3119 * config/darwin.c (machopic_indirection_name,
3120 machopic_output_indirection): Follow transparent alias chain.
3122 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3124 * varasm.c (ultimate_transparent_alias_target): Add comment.
3126 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3128 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3129 SET_SRC instead of XEXP where appropriate.
3131 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3133 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3136 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3138 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3139 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3142 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3144 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3145 secondary_input_reload_class, made static. Adapt to new
3147 (secondary_output_reload_class): Delete.
3148 (TARGET_SECONDARY_RELOAD): New macro.
3149 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3150 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3152 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3155 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3156 when its natural alignment is > BITS_PER_UNIT.
3157 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3158 * c-common.c (handle_packed_attribute): Ignore packing on a field
3159 whose type is naturally char aligned.
3161 2005-11-28 Richard Guenther <rguenther@suse.de>
3163 * c-common.c (strict_aliasing_warning): Handle all
3164 component-ref like accesses.
3166 2005-11-28 Roger Sayle <roger@eyesopen.com>
3167 Uros Bizjak <uros@kss-loka.si>
3170 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3171 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3172 when flag_unsafe_math_optimizations is set and
3173 we don't care about NaNs or Infinities.
3175 Move x/expN(y) and x/pow(y,z) transformation into common
3176 flag_unsafe_math_optimizations section.
3178 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3180 * gcc.c (main): Change type of argv to "char **".
3182 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3184 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3185 small data sections.
3186 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3187 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3188 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3189 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3190 output locals to sbss if !rs6000_elf_in_small_data_p.
3191 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3193 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3196 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3197 generated by reload.
3198 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3199 indexed_or_indirect_address.
3200 (indexed_or_indirect_address): Don't test for base reg. Call
3201 address_operand last. Make it a special predicate.
3203 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3205 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3207 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3210 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3212 (negate_expr): Likewise.
3214 2005-11-27 Andreas Schwab <schwab@suse.de>
3216 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3219 2005-11-27 Steven Bosscher <stevenb@suse.de>
3221 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3222 has EH predecessor edges.
3224 2005-11-26 Eric Christopher <echristo@apple.com>
3226 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3227 register stalls by zero extending to the full register.
3229 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3231 * config/floatunsisf.c, config/floatunsidf.c,
3232 config/floatunsixf.c, config/floatunsitf.c: New files.
3233 * config/ia64/t-hpux: Add floatunsitf.c.
3234 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3235 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3237 2005-11-26 Richard Henderson <rth@redhat.com>
3239 * c-lex.c (pragma_lex): Rename from c_lex.
3240 * c-pch.c: Update for pragma_lex rename.
3241 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3242 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3243 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3244 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3245 * doc/tm.texi: Likewise.
3247 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3250 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3251 when overflow is undefined.
3253 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3255 * doc/md.texi (Insn Canonicalizations): Refer to the
3256 function commutative_operand_precedence for further rules.
3258 2005-11-25 Roger Sayle <roger@eyesopen.com>
3261 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3262 is less than zero. Limit mult_cost to a reasonable upper bound for
3263 the synthetic multiplication sequence.
3265 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3268 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3269 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3270 Lookup the explicit replacement functions for any unlocked
3271 stdio builtin transformations.
3273 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3275 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3277 * targhooks.c (default_secondary_reload): Don't require operand 2
3278 for an input reload to be earlyclobber.
3280 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3282 * fold-const.c (negate_mathfn_p): Fix comment and add support
3283 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3286 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3289 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3290 _Q_ulltoq for unsigned conversions from SImode and DImode to
3293 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3295 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3296 (__floatundidf, __floatundisf): Likewise.
3298 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3300 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3301 (rs6000_override_options): Remove initialization of
3302 rs6000_sr_alias_set.
3303 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3304 (rs6000_emit_stack_tie): Same.
3305 (emit_frame_save): Same.
3306 (gen_frame_mem_offset): Same.
3307 (rs6000_emit_prologue): Same.
3308 (rs6000_emit_epilogue): Same.
3310 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3313 * fold-const.c (fold_build): Convert bool_var != 1 and
3314 bool_var == 0 to !bool_var.
3316 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3319 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3320 for C being INTEGER_CST. Likewise for !=.
3322 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3325 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3326 unsigned conversions from SImode to TFmode.
3328 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3330 * expr.c (expand_expr_real_1): Fix error in last change.
3332 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3334 * caller-save.c: (this_insn_sets): Move into:
3335 (save_call_clobbered_regs).
3336 (mark_set_regs): Get this_insn_sets from data.
3338 (save_call_clobbered_regs): Take sets of the return value by
3339 sibcalls into account.
3341 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3344 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3345 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3346 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3347 (memory_move_secondary_cost, init_reg_autoinc): Remove
3348 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3349 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3350 secondary_reload_class call.
3351 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3353 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3354 (push_secondary_reload): Use secondary_reload target hook.
3355 (secondary_reload_class, scratch_reload_class): New functions.
3356 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3357 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3358 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3359 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3360 (secondary_reload_class, scratch_reload_class): Declare.
3361 * reload1.c: Include target.h.
3362 (reload_adjust_reg_for_temp): New function.
3363 (reload_adjust_reg_for_icode): Likewise.
3364 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3365 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3367 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3368 for inheritance. Support case when both secondary & tertiary reloads
3369 are for intermediate registers.
3370 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3371 with secondary_reload_class call. Support case when both secondary
3372 & tertiary reloads are for intermediate registers.
3373 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3374 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3375 * target.h (secondary_reload_info): New struct / typedef.
3376 (struct gcc_target): New member secondary_reload.
3377 * targhooks.c Include reload.h, optabs.h and recog.h.
3378 (default_secondary_reload): New function.
3379 * targhooks.h (default_secondary_reload): Declare.
3380 * doc/tm.texi: Document secondary_reload target hook. Update
3381 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3382 * doc/md.texi: Likewise.
3384 * sh-protos.h (sh_secondary_reload): Declare.
3385 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3386 (sh_secondary_reload): New function.
3387 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3388 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3389 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3390 (HAVE_SECONDARY_RELOADS): Define.
3391 * sh.md (reload_indf): Rename to:
3393 (reload_outdf): Rename to:
3394 (reload_outdf__RnFRm).
3395 (reload_insf): Rename to:
3397 (reload_insi): Rename to:
3398 (reload_insi__i_fpul).
3400 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3402 * configure.ac: Require at least texinfo 4.4.
3403 * configure: Regenerate.
3405 * doc/install.texi (Tools/packages necessary for building GCC):
3406 Update required version of texinfo to at least 4.4.
3407 (Installing GCC: Building): Update required version of texinfo
3409 (Installing GCC: Final installation): Update required version
3410 of texi2dvi to at least 4.4.
3411 (Host/target specific installation notes for GCC): Update required
3412 version of texinfo to at least 4.4.
3414 2005-11-24 Richard Guenther <rguenther@suse.de>
3415 Dirk Mueller <dmueller@suse.de>
3418 * c-common.h (strict_aliasing_warning): Declare.
3419 * c-common.c (strict_aliasing_warning): New function,
3421 * c-typeck.c (build_c_cast): ... here.
3423 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3425 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3427 (swap_commutative_operands_with_target): New.
3429 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3431 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3432 also when doing PRE, rather than only for global CPROP.
3434 2005-11-24 Ben Elliston <bje@au.ibm.com>
3436 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3437 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3439 (expand_twoval_unop): Likewise.
3440 (widen_clz): Likewise.
3441 (expand_parity): Likewise.
3442 (expand_unop): Likewise.
3443 (emit_cmp_and_jmp_insn_1): Likewise.
3444 (prepare_float_lib_cmp): Likewise.
3446 2005-11-24 Ben Elliston <bje@au.ibm.com>
3448 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3449 Remove unused `class' variable.
3451 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3454 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3455 C/C++ diagnostic function warn_array_subscript_with_type_char.
3456 * c-common.h (warn_array_subscript_with_type_char): Declare.
3457 * c-common.c (warn_array_subscript_with_type_char): Define.
3459 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3462 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3463 compiling at the intersection of C and C++.
3465 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3467 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3468 List @file in the option summary. Include the libiberty
3469 documentation for @file.
3470 * gcc.c (main): Call expandargv.
3471 * Makefile.in (gcc-vers.texi): Define srcdir.
3473 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3475 * passes.c (init_optimization_passes): Document
3476 sequencing of passes.
3478 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3480 * config/m68k/predicates.md (pcrel_address, extend_operator,
3481 post_inc_operand, pre_dec_operand): Remove redundant
3483 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3485 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3487 2005-11-23 Ben Elliston <bje@au.ibm.com>
3489 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3491 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3493 Preparatory work for PR target/21623:
3494 * alpha.c (secondary_reload_class): Rename to:
3495 (alpha_secondary_reload_class).
3496 * alpha.h, alpha-protos.h: Likewise.
3497 * mn10300.c (secondary_reload_class): Rename to:
3498 (mn10300_secondary_reload_class).
3499 * mn10300.h, mn10300-protos.h: Likewise.
3500 * pa.c (secondary_reload_class): Rename to:
3501 (pa_secondary_reload_class).
3502 * pa.h, pa-protos.h: Likewise.
3503 * rs6000.c (secondary_reload_class): Rename to:
3504 rs6000_secondary_reload_class.
3505 * rs6000.h, rs6000-protos.h: Likewise.
3507 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3510 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3512 2005-11-22 Ian Lance Taylor <ian@airs.com>
3514 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3516 (prepare_cmp_insn): Likewise.
3518 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3521 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3522 if both operands[0] and operands[1] are memory.
3524 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3527 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3528 COMPARISON_CLASS_P and an integral types create create a new
3529 expression with the new type and fold that.
3531 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3534 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3535 to SUBTARGET_OS_CPP_BUILTINS.
3537 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3539 * arm.c (emit_set_insn): New function.
3540 (arm_split_constant): Call it.
3541 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3542 (arm_legitimize_address): Likewise. Use plus_constant.
3543 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3544 (thumb_expand_prologue): Likewise.
3545 (arm_gen_load_multiple): Use VOIDmode in SET.
3546 (arm_gen_store_multiple): Likewise.
3547 (vfp_emit_fstmx): Likewise. Use plus_constant.
3548 (emit_multi_reg_push): Likewise.
3549 (emit_sfm): Use plus_constant.
3551 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3554 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3557 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3560 * expmed.c (store_bit_field): Don't attempt to insv a field
3561 larger than the reg.
3563 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3566 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3567 explicit sign extension, not a (char) cast.
3569 2005-11-22 Ben Elliston <bje@au.ibm.com>
3571 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3572 GET_MODE_CLASS (x) == MODE_FLOAT.
3573 * config/i386/i386.c: Likewise.
3574 * config/rs6000/xcoff.h: Likewise.
3575 * config/rs6000/linux64.h: Likewise.
3576 * config/rs6000/rs6000.c: Likewise.
3577 * config/rs6000/rs6000.h: Likewise.
3578 * config/rs6000/predicates.md: Likewise.
3579 * config/rs6000/sysv4.h: Likewise.
3581 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3583 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3586 * config/alpha/freebsd.h, config/alpha/linux.h,
3587 config/arm/linux-elf.h, config/bfin/bfin.h,
3588 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3589 config/i386/beos-elf.h, config/i386/gnu.h,
3590 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3591 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3592 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3593 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3594 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3595 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3596 config/sparc/linux.h, config/sparc/linux64.h,
3597 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3599 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3600 are both defined when either flag -fpic or -fPIC are used.
3602 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3604 * config/fp-bit.c (clzusi): New function.
3605 (si_to_float, usi_to_float): Use it to compute proper shift.
3606 (usi_to_float): Preserve guard bits when shifting right.
3607 * libgcc-std.ver (GCC_4.2.0): New version.
3608 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3609 __floatundisf): New functions.
3610 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3611 __floatundisf): Declare.
3612 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3613 _floatundixf, and _floatunditf.
3614 * optabs.c (expand_float): If target does not define a pattern for
3615 signed or unsigned conversion, use an unsigned libcall instead of
3617 (init_optabs): Initialize ufloat_optab.
3619 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3621 * config/rs6000/rs6000.opt (mmulhw): New option.
3622 * doc/invoke.texi (-mmulhw): Document.
3623 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3625 * config/rs6000/rs6000.md: Add half-word multiply and
3626 multiply-accumulate instructions for 405 and 440.
3628 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3630 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3631 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3632 default now includes a linker group which makes the RTEMS one nest.
3634 2005-11-22 Ben Elliston <bje@au.ibm.com>
3636 * cse.c (fold_rtx): Typo fix.
3637 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3639 2005-11-21 Richard Henderson <rth@redhat.com>
3641 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3642 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3644 * c-tree.h (lookup_name): Move declaration ...
3645 * c-common.h (lookup_name): ... here.
3646 * config/darwin-c.c: Include c-common.h.
3647 * config/t-darwin: Update dependencies.
3649 2005-11-22 Ben Elliston <bje@au.ibm.com>
3651 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3652 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3653 * genopinit.c (gen_insn): Likewise.
3654 * reload.c (find_equiv_reg): Likewise.
3655 * loop.c (load_mems): Likewise.
3656 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3657 * cse.c (find_comparison_args, fold_rtx): Likewise.
3658 * dwarf2out.c (add_const_value_attribute): Likewise.
3659 * expr.c (convert_move): Likewise.
3660 * recog.c (general_operand, register_operand): Likewise.
3661 * reg-stack.c (replace_reg): Likewise.
3662 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3663 * c-common.c (handle_vector_size_attribute): Likewise.
3664 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3665 (simplify_binary_operation_1): Likewise.
3666 (simplify_const_binary_operation): Likewise.
3667 (simplify_relational_operation): Likewise.
3668 (simplify_const_relational_operation): Likewise.
3669 (simplify_immed_subreg): Likewise.
3670 * emit-rtl.c (gen_lowpart_common): Likewise.
3671 * expmed.c (expand_mult): Likewise.
3672 * stor-layout.c (layout_type): Likewise.
3674 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3677 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3678 cst2 only for SPE vectors.
3680 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3683 * config/rs6000/predicates.md (vrsave_operation): Check
3684 UNSPEC_VOLATILE value.
3686 2005-11-21 Jan Hubicka <jh@suse.cz>
3688 PR tree-optimization/24653
3689 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3691 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3693 * config/i386/predicates.md (ax_reg_operand): New predicate.
3694 (memory_displacement_only_operand): New predicate.
3695 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3696 operand is AX register and the other operand is memory operand
3697 with displacement only.
3699 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3701 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3702 if we don't care about NaNs or Infinities.
3704 2005-11-20 Ian Lance Taylor <ian@airs.com>
3706 PR rtl-optimization/24883
3707 * combine.c (combinable_i3pat): When checking whether the
3708 destination of i3 is used in i3, consider paradoxical subregs.
3710 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3713 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3715 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3717 * combine.c (try_combine): Do not run subst on i1src and i2src in
3718 the case of generating a PARALLEL for a comparison.
3720 2005-11-20 Richard Henderson <rth@redhat.com>
3723 * tree-sra.c (struct sra_elt): Add all_no_warning.
3724 (struct sra_walk_fns) <use>: Add use_all argument.
3725 (sra_walk_expr): Pass it.
3726 (sra_walk_modify_expr): Likewise.
3727 (scalarize_ldst): Likewise.
3728 (scan_use): Update for new argument.
3729 (mark_no_warning): New.
3730 (scalarize_use): Use it.
3732 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3734 * expr.c (expand_expr_real): Use usmul_optab for widening
3735 signed * unsigned multiplies.
3736 * genopinit.c (optabs): Add usmul_widen_optab.
3737 * optabs.c (init_optabs): Likewise.
3738 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3739 (usmul_widen_optab): Define.
3740 * config/bfin/bfin.md (usmulhisi3): New pattern.
3742 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3744 2005-11-20 Graham Stott <btinternet.com>
3746 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3748 2005-11-20 Andreas Schwab <schwab@suse.de>
3751 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3754 2005-11-19 Richard Henderson <rth@redhat.com>
3757 * tree-gimple.c (is_gimple_id): Export.
3758 * tree-gimple.h (is_gimple_id): Declare.
3759 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3760 (get_default_value): Use it.
3761 (maybe_fold_stmt_indirect): Likewise.
3763 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3765 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3766 than VR1 or vice-versa.
3768 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3772 * reload.c (find_reloads_address_1): Mention dependency on
3774 * reload1.c (gen_reload): For IN with an unary operation, try
3775 moving inner expression to OUT if trivial SET is not valid.
3776 Confirm that the result is valid. Move common code block into...
3777 (emit_insn_if_valid_for_reload): New function.
3779 2005-11-19 Richard Guenther <rguenther@suse.de>
3781 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3782 ARRAY_REFs of constant strings.
3784 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3786 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3787 fatal format string.
3789 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3791 * combine.c (make_compound_operation): Swap operands of
3792 commutative operation if necessary before returning.
3794 2005-11-19 Richard Guenther <rguenther@suse.de>
3797 * fold-const.c (fold_plusminus_mult_expr): New function.
3798 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3799 cases, remove now unnecessary code.
3801 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3803 * gensupport.c (old_preds): Rename to std_preds, add special field.
3804 (struct old_pred_table): Rename to struct std_pred_table, add special
3806 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3807 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3808 (init_predicate_table): Adjust, and set along the way whether a
3809 predicate is special.
3811 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3813 * BASE-VER: Change to 4.2.0.
3815 2005-11-18 James E Wilson <wilson@specifix.com>
3817 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3820 2005-11-18 Mike Stump <mrs@apple.com>
3822 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3823 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3824 * c-decl.c (lookup_name_two) Remove.
3825 * c-tree.h (lookup_name_two): Remove.
3826 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3827 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3828 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3829 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3831 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3834 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3835 when not generating code to use that co-processor.
3837 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3839 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3840 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3841 these functions are now in tree-phinodes.c.
3843 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3845 * config/bfin/bfin.md (trap): New pattern.
3847 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3849 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3852 * expr.c (expand_expr_real): Don't call record_block_change unless
3853 ib_boundaries_block is non-null
3855 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3857 * fold-const.c (build_range_check): Use proper type for subtraction
3858 when merging lower bound.
3860 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3862 PR rtl-optimization/24497
3863 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3866 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3868 * tree-scalar-evolution.c (expression_expensive_p): New function.
3869 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3871 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3873 * config/bfin/crtlibid.s: New file.
3875 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3878 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3879 when not using sjlj exceptions.
3880 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3881 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3882 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3883 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3884 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3885 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3886 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3887 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3888 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3889 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3890 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3891 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3892 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3894 * config/pa/hpux-unwind.h: New file.
3896 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3898 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3899 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3900 * varasm.c (do_assemble_alias): Adjust call.
3901 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3903 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3905 2005-11-17 James E Wilson <wilson@specifix.com>
3907 * tree.def (FUNCTION_DECL): Correct typo in comment.
3909 2005-11-17 Richard Henderson <rth@redhat.com>
3911 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3912 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3913 and DW_CFA_def_cfa_sf.
3914 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3915 (dbx_reg_number): Don't assert particular registers here.
3916 (based_loc_descr): ... do it here instead. Fold in ...
3917 (eliminate_reg_to_offset): ... this function.
3918 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3919 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3920 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3921 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3922 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3923 (instantiate_virtual_regs): Likewise.
3924 * var-tracking.c (adjust_stack_reference): Likewise.
3925 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3927 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3929 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3930 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3931 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3933 ($(T)crtlibid.o): New rule.
3935 2005-11-16 Richard Guenther <rguenther@suse.de>
3938 * fold-const.c (extract_array_ref): Return byte offset
3940 (fold_binary): Fold &x[a] CMP &x[b] to
3941 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3944 2005-11-16 Richard Henderson <rth@redhat.com>
3947 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3948 parts of an SSA_NAME.
3950 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3953 * arm.md (split for movsf with immediate): Restrict split to insns
3954 that set a general register.
3956 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3958 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3960 * unwind-dw2.c (uw_advance_context): Likewise.
3961 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3962 _Unwind_SjLj_Unregister.
3963 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3965 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3967 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3969 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3971 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3972 langhook to get a DImode integer type.
3974 2005-11-16 Richard Henderson <rth@redhat.com>
3975 J"orn Rennecke <joern.rennecke@st.com>
3976 Ulrich Weigand <uweigand@de.ibm.com>
3980 * reload1.c (reg_equiv_invariant): New.
3981 (reload): Allocate, initialize, and free it.
3982 (calculate_needs_all_insns): Check it when skipping equivalence
3984 (alter_reg): Likewise.
3985 (eliminate_regs_1): Rename from eliminate_regs. Add new
3986 may_use_invariant argument; only use reg_equiv_invariant when true.
3987 (eliminate_regs): New.
3988 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3989 a context for which may_use_invariant may be true.
3991 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3993 * fold-const.c (const_binop): Don't constant fold the operation
3994 if the result has overflowed and flag_trapping_math.
3995 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3997 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3999 * config/arm/unwind-arm.c (abort): Add prototype here.
4000 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
4001 (struct phase1_vrs): Add prev_sp.
4002 (unwind_phase2_forced): Save the original core registers instead of
4003 modifying entry_vrs. Take a new flag argument for resuming unwinding
4004 and set action flags accordingly. Always set _US_END_OF_STACK when
4005 get_eit_entry fails. Unwind before calling the stop function.
4006 (_Unwind_GetCFA): New function.
4007 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
4008 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
4009 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
4010 just call unwind_phase2_forced.
4011 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
4012 * config/arm/unwind-arm.h (abort): Remove prototype.
4013 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
4015 (_Unwind_GetCFA): New prototype.
4016 * config/arm/pr-support.c (abort): Add prototype here.
4017 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
4019 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
4020 not schedule the prologue with non-call exceptions and EABI.
4022 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
4024 * config/arm/unwind-arm.h: Reorder interface function declarations.
4025 (_URC_END_OF_STACK): New enumeration value.
4026 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
4027 (struct _Unwind_Control_Block): Document reserved field use.
4028 (_Unwind_Stop_Fn): New typedef.
4029 (_Unwind_ForcedUnwind): Declare.
4030 (_Unwind_Resume_or_Rethrow): Declare.
4031 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
4033 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
4034 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
4035 (UCB_FORCED_STOP_ARG): New.
4036 (search_EIT_table): Update boundary condition checks.
4037 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
4038 (unwind_phase2): Replace for with do..while.
4039 (unwind_phase2_forced): New.
4040 (__gnu_Unwind_RaiseException): Replace for with do..while.
4041 (__gnu_Unwind_ForcedUnwind): New.
4042 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
4043 Use appropriate phase2 unwinder.
4044 (__gnu_Unwind_Resume_or_Rethrow): New.
4045 (__gnu_unwind_pr_common): Cope with forced unwinding.
4047 2005-11-16 David Edelsohn <edelsohn@gnu.org>
4050 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
4052 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
4053 roundsf2): Remove "s" from mnemonic.
4055 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
4057 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
4059 * config/bfin/crtn.s: Change epilogues to match.
4060 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
4061 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
4062 __PIC__ and __pic__.
4064 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4067 * doc/invoke.texi: Distinguish between free and fixed form instead of
4068 Fortran and Fortran 90/95. Remove ratfor from the list of supported
4070 * gcc.c (default_compilers): Remove double entries, add entries for
4071 suffixes '.F90' and '.F95'.
4073 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4075 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
4076 in the stack probing loop.
4078 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4080 * configure.ac: Use .machine power5 not power5x.
4081 * configure: Regenerate.
4083 2005-11-15 Mike Stump <mrs@apple.com>
4085 * c-decl.c (lookup_name_two): Add.
4086 * c-tree.h (lookup_name_two): Likewise.
4087 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4088 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4090 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4092 PR rtl-optimization/23392
4093 * regrename.c (enum scan_actions) Add mark_access.
4094 (scan_actions_name): Ditto.
4095 (scan_rtx_reg): Handle mark_access.
4096 (scan_rtx_address): Do nothing for mark_access.
4097 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4098 and regs in REG_INC notes before closing chains for dead regs.
4099 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4100 opening chains for new writes.
4102 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4104 * c.opt (ffixed-line-length-none): New.
4106 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4108 * mklibgcc.in: Change contents of eh_dummy.c.
4110 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4112 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4114 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4116 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4118 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4120 2005-11-15 Jan Hubicka <jh@suse.cz>
4122 * invoke.texi (large-unit-insns): Document.
4123 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4124 * params.def (large-unit-insns): New param.
4126 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4129 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4130 special register for operand 3. Reindent constraints to align
4133 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4135 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4136 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4137 * configure.ac: Add test for FP rounding instructions.
4138 * configure: Regenerate.
4139 * config.in: Regenerate.
4140 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4141 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4143 * config/rs6000/rs6000.opt (mfprnd): New.
4144 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4145 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4146 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4147 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4148 (TARGET_FPRND): New.
4149 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4151 (btrunc<mode>2): New.
4153 (floor<mode>2): New.
4154 (round<mode>2): New.
4156 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4158 * gcc.c (version_compare_spec_function): Use fatal() rather than
4161 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4162 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4163 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4165 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4168 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4169 on -mmacosx-version-min setting.
4171 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4174 * tree-vrp.c (infer_value_range): Return false if STMT is a
4175 block terminator and its basic block has no successors.
4177 2005-11-14 Mike Stump <mrs@apple.com>
4179 * config/i386/i386.c (override_options): -masm=intel isn't
4180 supported on darwin.
4181 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4183 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4185 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4186 vfork after including auto-host.h.
4188 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4190 PR rtl-optimization/22002
4191 * combine.c (distribute_notes): Detect cases where a reg dies
4192 two or more times in a bb, including on the insn we are combining,
4193 and place the death note on the correct range.
4195 2005-11-14 Dale Johannesen <dalej@apple.com>
4197 * expmed.c (store_bit_field): Add offset unconditionally for
4199 (extract_bit_field): Don't force extzv or extv operand into
4200 a register if field is too big.
4202 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4204 * config/arm/arm.c (pic_labelno): New.
4205 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4206 LABEL_REF. Pass only the labelno to PIC insns.
4207 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4208 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4209 * arm.md (UNSPEC_PIC_LABEL): New constant.
4210 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4211 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4212 Use the correct label prefix.
4214 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4216 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4219 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4221 * loop-invariant.c: Include tm_p.h.
4222 * Makefile.in: Updated.
4224 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4226 * pa.c (store_reg): Revise generation of frame notes in large frames.
4227 (set_reg_plus_d): Likewise.
4229 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4231 PR tree-optimization/24709
4232 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4235 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4237 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4238 and duplicate declaration of pthread_self.
4240 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4241 Ian Lance Taylor <ian@airs.com>
4244 * calls.c (expand_call): If TARGET is a MEM and some part of the
4245 argument area has been saved, force TARGET to a register.
4247 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4249 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4252 2005-11-13 Jason Merrill <jason@redhat.com>
4255 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4256 lazily declared methods.
4257 (force_decl_die): Stop if forcing out the context already make a
4259 (force_type_die): Likewise.
4261 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4264 * builtins.c (integer_valued_real_p): Add break in
4265 REAL_CST having TREE_OVERFLOW set.
4267 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4269 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4270 addressing modes during calculation of costs.
4272 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4274 * function.c (assign_stack_local_1): Restrict sanity check
4275 on frame size overflow to 32-bit and above platforms.
4277 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4279 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4280 * config/cris/cris.c: Include reload.h.
4281 (cris_initial_elimination_offset): New function.
4282 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4285 2005-11-12 Richard Guenther <rguenther@suse.de>
4287 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4289 2005-11-12 Jan Hubicka <jh@suse.cz>
4291 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4292 to compare against 0 when possible.
4294 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4296 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4297 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4298 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4299 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4302 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4304 * recog.c (constrain_operands) <case 'g'>: For a match, require
4305 that a non-register matches general_operand when strict >= 0.
4307 2005-11-11 Steven Bosscher <stevenb@suse.de>
4309 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4312 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4314 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4315 (memory_address_same): New.
4316 (dse_optimize_stmt): Call memory_address_same.
4318 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4321 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4322 ZERO_EXTEND>: New cases.
4324 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4326 * longlong.h (__clz_tab): Always provide.
4328 2005-11-11 Steven Bosscher <stevenb@suse.de>
4331 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4333 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4334 before check_maybe_invariant.
4335 (move_invariant_reg): Use gen_move_insn instead of replacing
4336 SET_DEST with the temporary for the invariant.
4337 (move_loop_invariants): If checking is enabled, do internal
4338 consistency checks after completing the pass.
4340 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4343 * common.opt (Wvolatile-register-var): New.
4344 * varasm.c (make_decl_rtl): Only emit warning when option
4345 specified. Clarify warning message.
4346 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4348 * doc/md.texi (copysign): Document standard named pattern.
4350 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4352 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4353 bytes when align is 2.
4354 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4355 by the first instruction of the loop.
4357 2005-11-11 Jason Merrill <jason@redhat.com>
4360 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4363 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4365 PR rtl-optimization/22509
4366 * local-alloc.c (memref_used_between_p): Check whether a function call
4367 could not reference the memref.
4369 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4371 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4372 algorithm so as to choose the best, not the worst, alternative.
4373 Reset accumulated register class before processing next alternative.
4375 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4378 * calls.c (expand_call): Copy a return value to a plain register
4381 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4384 * varasm.c (assemble_name): Recompute name only for transparent
4387 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4389 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4391 2005-11-04 Jeff Law <law@redhat.com>
4394 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4395 perform reassociation if the parent statement will not die as
4396 a result of the optimization.
4398 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4400 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4401 delete_old_heap_vars.
4402 * tree-dfa.c (referenced_var_remove): Remove function.
4403 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4404 (delete_tree_ssa): Remove call to delete_old_heapvars.
4405 Add call to delete_alias_heapvars.
4406 * tree-flow.h (referenced_var_remove): Remove prototype
4407 (init_alias_heapvars): New prototype.
4408 (delete_alias_heapvars): Ditto.
4409 * Makefile.in (tree-ssa-structalias.o): Add
4410 gt-tree-ssa-structalias.o
4411 (GTFILES): Add tree-ssa-structalias.h and
4412 tree-ssa-structalias.c.
4413 (s-gtype): Add gt-tree-ssa-structalias.h.
4414 * tree-ssa-structalias.c (heapvars): Remove.
4415 (oldheapvars): Remove.
4416 (heapvar_for_stmt): New variable.
4417 (heapvar_lookup): New function.
4418 (heapvar_insert): Ditto.
4419 (get_constraint_for): See if we have an old heapvar
4421 (init_alias_heapvars): New function.
4422 (delete_alias_heapvars): Ditto.
4423 Add include of gt-tree-ssa-structalias.h.
4425 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4428 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4430 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4432 * tree.c (int_fits_type_p): Only look at the base type
4433 if it has the same precision as the original type.
4435 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4438 * varasm.c (assemble_alias): Use %q+D in the error
4439 message instead of %J and %qD.
4441 2005-11-10 Richard Guenther <rguenther@suse.de>
4443 * gcse.c (free_ldst_entry): Only free hashtable if
4446 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4448 * function.c (assign_stack_local_1): Issue an error message if
4449 the frame size overflows in the signed target arithmetics.
4451 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4453 * tree.c (build_qualified_type): Chain the new type to the original
4454 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4455 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4456 (build_pointer_type_for_mode): Only return unqualified types.
4457 (build_reference_type_for_mode): Likewise.
4459 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4461 * Makefile.in (gnucompare): Do comparison of all files using one of
4462 the chosen methods and only afterwards decide if just warning should
4463 be issued or comparison failure raised.
4465 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4467 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4468 (noce_try_abs): Negate if the comparison is reversed.
4469 Look only one instruction backwards for a REG_EQUAL note.
4471 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4474 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4475 gthr-tpf.h: Define __gthrw. For all identifiers that might
4476 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4477 and prefix all uses with __ghtrw.
4479 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4482 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4483 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4484 * c-common.c (handle_weakref_attribute): New.
4485 (c_common_attribute_table): Add weakref.
4486 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4488 * configure, config.in: Rebuilt.
4489 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4490 * doc/extend.texi: Document weakref attribute.
4491 * varasm.c (ultimate_transparent_alias_target): New
4492 (assemble_name): Use it.
4493 (weak_finish_1): Split out of...
4494 (weak_finish): ... and deal with weakrefs in...
4495 (weakref_targets): ... new list.
4496 (globalize_decl): Clean up weakref_targets.
4497 (do_assemble_alias): Handle weakrefs.
4498 (finish_aliases_1): Do not reject weakrefs to external symbols.
4499 (assemble_alias): Handle weakrefs.
4501 2005-11-09 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/24716
4504 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4505 t_bool to track results from follow_ssa_edge.
4507 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4509 * final.c (force_source_line): New global variable.
4510 (final_scan_insn): Set it to true instead of clearing last_filename.
4511 (notice_source_line): Return true if force_source_line is true,
4512 unless source info is absent.
4514 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4517 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4518 a linkage name for a variable if it a register variable.
4519 * c-decl.c (grokdeclarator): Global register variables
4520 should be set as PUBLIC.
4522 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4525 * config/s390/s390.c (struct s390_frame_layout): New fields
4526 first_save_gpr_slot and last_save_gpr_slot.
4527 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4528 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4529 first_save_gpr and last_save_gpr with the _slot variants.
4530 (s390_register_info): Calculate first_save_gpr_slot and
4531 last_save_gpr_slot using regs_ever_live.
4533 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4536 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4537 for a function containing a landing pad.
4539 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4542 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4545 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4547 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4548 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4550 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4553 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4555 (call,load,store): New insn types.
4556 (mem_access, branch_access): Adjust reservation conditions.
4557 (define_delay): Adjust condition.
4558 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4560 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4561 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4563 (call_internal, call_value_internal, return_internal,
4564 return_interrupt_internal, eh_return_internal, indirect_jump,
4565 tablejump): Set call insn type.
4566 (blockage, ei, di): Use appropriate unspec const.
4567 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4568 (ms1_get_attr_type): Adjust to give load & store types.
4569 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4570 backwards past a barrier.
4571 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4573 (struct branch_info, struct label_info): New.
4575 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4576 (ms1_machine_reorg): New.
4577 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4578 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4579 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4580 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4583 2005-11-09 Per Bothner <per@bothner.com>
4584 Uros Bizjak <uros@kss-loka.si>
4587 * toplev.c (process_options): Initialize debug_hooks early
4588 in case lang_hooks.post_options ends up calling a debug_hook.
4590 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4592 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4593 DBX_REGISTER_NUMBER being contiguous.
4595 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4596 Diego Novillo <dnovillo@redhat.com>
4599 * tree-vrp.c (register_edge_assert_for): Do not register
4600 always-false predicates.
4602 2005-11-08 Devang Patel <dpatel@apple.com>
4604 PR tree-optimization/23115
4605 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4608 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4610 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4613 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4615 Fix PR tree-optimization/23382
4617 * tree-ssa-alias.c (compute_may_aliases): Call
4618 delete_old_heap_vars.
4619 * tree-dfa.c (referenced_var_remove): New function.
4620 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4621 * tree-flow.h (referenced_var_remove): Add prototype.
4622 (delete_old_heap_vars): Ditto.
4623 * tree-ssa-structalias.c (heapvars): New variable.
4624 (oldheapvars): Ditto.
4625 (get_constraint_for): Put heap vars on heapvars list.
4626 (delete_old_heap_vars): New function.
4628 2005-11-08 Jason Merrill <jason@redhat.com>
4630 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4632 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4635 * reg-stack.c (reg_to_stack): Update register liveness also
4636 for flag_sched2_use_traces.
4638 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4641 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4642 override prior explicit -mno-powerpc-gfxopt.
4644 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4646 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4647 if the bitsize is zero.
4648 * doc/md.texi (Standard Pattern Names): Document it.
4650 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4651 (TARGET_PASS_BY_REFERENCE): Likewise.
4653 2005-11-07 Ian Lance Taylor <ian@airs.com>
4655 PR rtl-optimization/24683
4656 * config/i386/i386.c (legitimize_pic_address): If constant operand
4657 to PLUS is too large, put it in a register.
4659 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4661 * configure.ac: Enable checking assembler dwarf2 support for bfin
4663 * configure: Regenerate.
4665 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4669 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4670 gen_easy_vector_constant_add_self): Delete.
4671 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4673 (output_vec_const_move): Use gen_easy_altivec_constant.
4674 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4675 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4676 (easy_vector_constant_add_self): Rewritten.
4677 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4678 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4679 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4680 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4681 Macroize and adjust for the other changes.
4683 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4687 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4688 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4690 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4692 PR rtl-optimization/23567
4693 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4694 (noce_process_if_block): Don't do any optimizations except
4695 if (cond) x = x; if !set_b and write into orig_x may trap
4696 or fault. Remove the MEM_READONLY_P check.
4698 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4701 * tree-vrp.c (fix_equivalence_set): New.
4702 (extract_range_from_assert): Call it.
4704 2005-11-05 Ian Lance Taylor <ian@airs.com>
4707 * combine.c (apply_distributive_law): Don't distribute across a
4710 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4712 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4713 config/ms1/ms1.h, config/rs6000/predicates.md,
4714 config/s390/s390.c, params.def, postreload-gcse.c,
4715 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4716 tree-vrp.c, tree.c: Fix comment typos.
4717 * doc/invoke.texi: Fix typos.
4719 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4721 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4722 for testing whether the data_dependence_relation contains distance
4723 vectors. Iterate over all distance vectors of the ddr.
4724 * lambda.h: Define a vec of lambda_vector pointers.
4725 * tree-data-ref.c (dump_data_dependence_relation,
4726 dump_data_dependence_direction): Iterate over all distance and
4727 direction vectors of the ddr.
4728 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4730 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4731 of distance/direction vectors instead of a single one.
4732 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4733 lambda_vectors with a vec of lambda_vectors.
4734 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4735 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4736 DDR_NUM_DIST_VECTS): New.
4737 * tree-loop-linear.c (gather_interchange_stats): Test for the
4738 existence of distance vectors only after having checked that there
4739 is a dependence. Iterate over all distance vectors of the ddr.
4740 (linear_transform_loops): Use dump_data_dependence_relation.
4741 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4742 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4743 distance vectors of the ddr.
4745 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4747 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4748 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4749 IS_INTHANDLER; all callers changed.
4750 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4752 (do_link, do_unlink): New argument ALL; all callers changed.
4753 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4754 If function isn't leaf, save and restore all registers.
4755 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4758 2005-11-05 Jan Hubicka <jh@suse.cz>
4760 PR rtl-optimization/23490
4761 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4762 max-flow-memory-location): Document.
4763 * flow.c: Include params.h
4764 (MAX_MEM_SET_LIST_LEN): Kill.
4765 (add_to_mem_set_list): Use new param.
4766 * cse.c (cse_basic_block): Replace 1000 by new param.
4767 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4768 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4769 * predict.c (predict_loops): Use new param.
4770 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4772 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4773 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4774 Do not hold memory returned by cgraph_node_name across other call.
4776 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4779 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4782 2005-11-04 Jeff Law <law@redhat.com>
4785 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4786 * tree-ssa-dom.c: Include params.h.
4787 (thread_across_edge): If there are too many statements in the
4788 target block, then do not thread through it.
4789 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4790 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4792 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4795 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4796 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4798 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4801 * tree-scalar-evolution.c (instantiate_parameters_1,
4802 instantiate_parameters, resolve_mixers): Compute the size of an
4803 expression to be instantiated and give up the instantiation if the
4804 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4806 2005-11-04 Richard Guenther <rguenther@suse.de>
4808 * tree-flow.h (ref_contains_indirect_ref): Rename to
4809 array_ref_contains_indirect_ref.
4810 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4811 (array_ref_contains_indirect_ref): Make comment match the code
4813 (ref_contains_array_ref): Likewise.
4814 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4815 ref_contains_indirect_ref.
4816 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4817 Rename calls to ref_contains_indirect_ref.
4819 2005-11-04 Paul Brook <paul@codesourcery.com>
4821 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4822 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4823 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4824 * config/arm/arm.md: Use match_operand in peephole input templates
4825 and match_dup in peephole output templates.
4827 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4829 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4832 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4833 Daniel Jacobowitz <dan@codesourcery.com>
4835 * longlong.h (add_ssaaaa): Clobber condition code register
4837 (sub_ddmmss): Likewise.
4838 (umul_ppmm): Likewise.
4840 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4841 Paul Brook <paul@codesourcery.com>
4842 Phil Blundell <pb@reciva.com>
4844 * configure.ac: Add test for ARM TLS support.
4845 * configure: Regenerated.
4846 * config/arm/arm-protos.h (legitimize_tls_address)
4847 (arm_tls_referenced_p, tls_mentioned_p)
4848 (arm_output_addr_const_extra): New prototypes.
4849 (thumb_legitimize_pic_address): Delete.
4850 * config/arm/arm.c: Include "gt-arm.h".
4851 (enum tls_reloc): New.
4852 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4853 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4854 (arm_call_tls_get_addr, legitimize_tls_address)
4855 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4856 (arm_init_tls_builtins, arm_emit_tls_decoration)
4857 (arm_output_addr_const_extra): New functions.
4858 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4859 (TARGET_HAVE_TLS): Define.
4860 (target_thread_pointer): New.
4861 (arm_override_options): Handle -mtp=.
4862 (legitimize_pic_address): Ignore UNSPECs.
4863 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4865 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4866 (tls_get_addr_libfunc): New variable.
4867 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4868 (arm_init_builtins): Call arm_init_tls_builtins.
4869 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4870 (arm_encode_section_info): Call default_encode_section_info.
4871 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4872 (enum arm_tp_type): New.
4873 (target_thread_pointer): Add declaration.
4874 (LEGITIMATE_CONSTANT_P): Handle TLS.
4875 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4876 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4877 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4878 * config/arm/arm.md: Add UNSPEC_TLS.
4879 (movsi): Handle TLS.
4880 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4882 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4883 (load_tp_hard, load_tp_soft): New insns.
4884 * arm.opt: Add -mtp=.
4885 * doc/invoke.texi (ARM Options): Document -mtp.
4887 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4889 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4890 * config/arm/libunwind.S: Include "lib1funcs.asm".
4891 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4892 (LIB2ADDEH): Add libunwind.S.
4893 (LIB2ADDEHDEP): Add lib1funcs.asm.
4894 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4896 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4899 * gcc/c.opt: Add a -lang-fortran option.
4900 * gcc/c-opts.c: Add a lang_fortran flag.
4901 (c_common_init_options): Handling the -lang-fortran option.
4902 (c_common_handle_option): Add a case for Fortran options in
4903 preprocessing. Remove cases for -ffixed-form and
4904 -ffixed-line-length. Add a case for -lang-fortran.
4906 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4908 * config/rs6000/rs6000.c: Include params.h
4909 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4910 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4911 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4912 (UNSPEC_VPKUWSS): Delete.
4913 (altivec_vpkuhss): Delete.
4914 (altivec_vpkuwss): Delete.
4915 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4917 (neg_eq0<mode>): Remove final condition.
4918 (neg_eq<mode>): Remove condition and split-condition.
4920 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4922 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4923 Use associated print macros.
4925 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4928 * diagnostic.c (diagnostic_set_info_translated): New function.
4929 (diagnostic_set_info): Use it. Add comment.
4930 * diagnostic.h (diagnostic_set_info_translated): Declare.
4932 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4934 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4935 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4936 reference only if 'public' is true.
4937 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4938 emit the .hidden directive only if the indirect reference is public.
4939 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4940 Pass it to dw2_force_const_mem.
4941 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4942 * dwarf2out.c (output_cfi): Adjust calls to above function.
4943 (output_call_frame_info): Likewise.
4944 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4945 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4947 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4949 PR tree-optimization/24483
4950 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4951 field to elts if possible.
4953 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4956 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4959 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4961 Fix PR tree-optimization/24351
4963 * tree-ssa-structalias.c (struct variable_info): Add
4965 (get_varinfo_fc): New function to follow collapsing.
4966 (new_var_info): Set collapsed_to to NULL.
4967 (dump_constraint): Follow collapsing.
4968 (build_constraint_graph): Handle collapsing.
4969 (do_simple_structure_copy): Return false if something bad
4971 (collapse_rest_of_var): New function.
4972 (do_structure_copy): Collapse if do_simple_structure_copy returns
4975 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4978 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4979 expressions to a statement list instead of gimplifying them.
4981 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4983 PR rtl-optimization/23585
4984 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4985 that can't trap plus a constant integer, if the mode has zero size.
4987 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4990 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4992 ("*insv<mode>_reg_extimm"): Likewise.
4994 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4997 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4998 c_common_type_for_mode returns an unnamed type.
5000 2005-11-02 Richard Henderson <rth@redhat.com>
5004 * dwarf2out.c (dwarf2out_reg_save_reg): New.
5005 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
5006 * function.c (assign_parms): Use calls.internal_arg_pointer.
5007 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
5009 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
5010 (TARGET_CALLS): Add it.
5011 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
5012 * targhooks.c (default_internal_arg_pointer): New.
5013 * targhooks.h (default_internal_arg_pointer): Declare.
5014 * tree.h (dwarf2out_reg_save_reg): Declare.
5015 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
5016 * config/i386/i386.c (dbx_register_map): Add return column.
5017 (dbx64_register_map, svr4_dbx_register_map): Likewise.
5018 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
5019 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
5020 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
5021 (ix86_save_reg): Save force_align_arg_pointer.
5022 (ix86_emit_save_regs): Make regno unsigned.
5023 (ix86_emit_save_regs_using_mov): Likewise.
5024 (ix86_expand_prologue): Handle force_align_arg_pointer.
5025 (ix86_expand_epilogue): Likewise.
5026 * config/i386/i386.h: (dbx_register_map): Update.
5027 (dbx64_register_map, svr4_dbx_register_map): Update.
5028 (struct machine_function): Add force_align_arg_pointer.
5029 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
5030 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
5031 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
5033 2005-11-02 Jan Hubicka <jh@suse.cz>
5036 * i386.md: Add peep2 for simplyfing array accesses.
5038 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5041 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5042 * config/s390/s390.c (s390_decompose_shift_count): New function.
5043 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
5044 (print_shift_count_operand): Use s390_decompose_shift_count.
5045 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
5046 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
5048 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5051 * loop.c (loop_givs_rescan): Use force_operand to expand
5054 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5057 * fold-const.c (build_range_check): Use unsigned when signed
5058 overflow is undefined also. If etype is subtype, make sure that
5059 the subtraction is in the supertype.
5061 2005-11-02 Richard Henderson <rth@redhat.com>
5064 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
5067 2005-11-01 Richard Henderson <rth@redhat.com>
5070 * loop.c (scan_loop): Do not propagate computations to a hard
5071 register destination with SMALL_REGISTER_CLASSES.
5073 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
5075 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
5076 costs for MULT inside PLUS or MINUS.
5078 2005-11-01 Bob Wilson <bob.wilson@acm.org>
5080 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5081 (TRAMPOLINE_SIZE): Round up to 60.
5082 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5084 2005-10-31 James E. Wilson <wilson@specifix.com>
5087 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5088 ifdef. Put ifdefs around call in gen_subprogram_die.
5089 (compute_frame_pointer_to_cfa_displacement): Likewise.
5090 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5093 PR rtl-optimization/17356
5094 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5095 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5097 2005-10-31 Jan Hubicka <jh@suse.cz>
5100 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5103 * i386.c (legitimize_pic_address): Deal with large immediates.
5106 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5107 from symbol names while computing checkup.
5110 * predict.c (predict_loops): Do not estimate more than
5111 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5112 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5114 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5116 PR tree-optimization/19097
5117 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5119 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5121 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5123 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5126 * tree-inline.c (setup_one_parameter): If the init_stmt
5127 is NULL, don't insert the statement.
5129 2005-10-30 Jan Hubicka <jh@suse.cz>
5131 PR tree-optimization/24172
5132 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5134 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5136 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5137 constants for hosts with long != 32 bits.
5139 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5142 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5144 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5146 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5147 (TARGET_MS1_16_002): New.
5148 (TARGET_MS1_16_003): New.
5150 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5151 ("*decrement_and_branch_until_zero_no_clobber"): New.
5152 Add corresponding splitter for decrement_and_branch_until_zero
5154 Key all decrement_and_branch_until_zero patterns off of
5157 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5160 * tree-complex.c (extract_component): Treat RESULT_DECL
5161 like the rest of the decls.
5163 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5165 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5166 indirect call to _mcount if the function needs a static chain.
5168 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5169 Caroline Tice <ctice@apple.com>
5171 PR rtl-optimization/24460
5172 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5173 (dwarf2out_switch_text_section): Set it to true instead of
5174 incrementing separate_line_info_table_in_use.
5175 (output_loc_list): Additionally test have_switched_text_sections.
5176 (output_ranges): Likewise.
5177 (dwarf2out_finish): Likewise.
5178 * varasm.c (assemble_start_function): Do not call
5179 insert_section_boundary_note.
5180 (assemble_end_function): If flag_reorder_blocks_and_partition,
5181 switch to the function's section before emitting the .size directive.
5182 * bb-reorder.c (insert_section_boundary_note): Staticify.
5183 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5184 * output.h (insert_section_boundary_note): Delete.
5186 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5189 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5190 instead of pointer equality when comparing types.
5192 2005-10-24 James E. Wilson <wilson@specifix.com>
5194 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5195 add_dependence_list_and_free calls.
5197 2005-10-24 Steven Bosscher <stevenb@suse.de>
5199 * contrib.texi: Add the names of the LLNL folks who donated
5200 Cray pointer support for gfortran.
5202 2005-10-24 Steven Bosscher <stevenb@suse.de>
5204 PR tree-optimization/24225
5205 * profile.c (branch_prob): Look from end to start through a
5206 basic block when looking for a locus.
5208 2005-10-24 Richard Henderson <rth@redhat.com>
5210 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5212 (hppa_expand_prologue): Likewise.
5214 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5216 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5217 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5218 * pa.h (NO_PROFILE_COUNTERS): Define.
5219 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5220 (funcdef_nos): New vector to hold label numbers of deferred profile
5222 (output_deferred_profile_counters): New function.
5223 (hppa_profile_hook): Push label number onto funcdef_nos.
5224 (pa_hpux_file_end): Call output_deferred_profile_counters if
5225 NO_DEFERRED_PROFILE_COUNTERS is false.
5227 * pa-protos.h (get_deferred_plabel): New prototype.
5228 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5230 (output_call): Adjust calls.
5232 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5234 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5235 peculiarity of GOT/TOC section usage.
5237 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5240 * c-common.c (constant_string_class_name): Add documentation.
5242 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * recog.c (peephole2_optimize): Increment peep2_current_count
5246 only when the slot is empty.
5248 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5251 * except.c (output_function_exception_table): Call
5252 assemble_external_libcall if we need a personality function.
5254 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5256 PR rtl-optimization/24460
5257 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5258 set the basic block for barriers.
5260 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5262 * var-tracking.c (vt_initialize): Initialize post.
5264 2005-10-21 Devang Patel <dpatel@apple.com>
5267 * c-common.c (vector_types_convertible_p): Check vector element type.
5269 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5271 * config/sh/sh.c (prepare_move_operands): Handle the address
5272 constant which is a tls symbolic address plus a constant.
5274 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5277 * gcc.c (main): Use the correct counter for erroring out
5278 about mulitple files.
5280 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5283 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5284 use r2 for 64-bit tls .got access.
5286 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5288 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5291 2005-10-20 Steven Bosscher <stevenb@suse.de>
5293 PR tree-optimization/24307
5294 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5296 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5299 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5301 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5302 is ready, stop marking functions, but still mark variables.
5304 2005-10-20 Richard Guenther <rguenther@suse.de>
5307 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5310 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5312 PR rtl-optimization/23585
5313 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5314 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5315 (may_trap_p_1): New predicate extracted from...
5316 (may_trap_p): ... here. Invoke may_trap_p_1.
5317 (may_trap_or_fault_p): New predicate.
5318 * rtl.h (may_trap_or_fault_p): Declare it.
5319 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5320 instead of may_trap_p.
5321 (steal_delay_list_from_fallthrough): Likewise.
5322 (fill_simple_delay_slots): Likewise.
5323 (fill_slots_from_thread): Likewise.
5324 * function.c (pad_to_arg_alignment): Rework comment about
5325 SPARC_STACK_BOUNDARY_HACK.
5326 * config/sparc/sparc.h: Likewise.
5328 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5330 * config/s390/s390.c (s390_expand_insv): New.
5331 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5332 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5333 ("icm_hi"): Remove mode attribute.
5334 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5336 ("*extracthi", "*extractqi"): Remove.
5337 (extv<mode>", "*extzv<mode>"): New.
5338 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5339 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5341 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5343 * cfgexpand.c (discover_nonconstant_array_refs_r,
5344 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5345 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5346 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5347 discover_nonconstant_array_refs.
5349 2005-10-19 Steven Bosscher <stevenb@suse.de>
5352 * c-decl.c (pop_scope): Don't warn about an unused variable
5353 if it is marked with TREE_NO_WARNING.
5354 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5355 somenow mismatch and olddecl is to be replaced.
5357 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5360 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5361 whether registers live on the edge can be saved/restored.
5363 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5365 * config/sh/sh.c (fixup_mova): Skip notes.
5367 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5369 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5370 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5371 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5372 (s390_initial_elimination_offset): Likewise.
5373 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5374 register on TARGET_ZARCH targets.
5375 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5376 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5377 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5378 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5380 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5382 * config/s390/s390.md: Comment describing output modifiers updated.
5383 * config/s390/s390.c (print_operand): Likewise.
5385 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5387 * config/s390/s390.c (override_options): Added check for -mstack-size
5389 * doc/invoke.texi: Mention that limit in the documenation.
5391 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5394 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5396 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5398 Fix PR tree-optimization/24231
5400 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5401 (compute_avail): Ditto.
5403 2005-10-18 Richard Henderson <rth@redhat.com>
5406 * config/i386/i386.c (legitimate_constant_p): Check
5407 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5409 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5410 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5411 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5413 (print_operand_address): Likewise.
5414 * config/i386/predicates.md (x86_64_immediate_operand): Test
5415 SYMBOL_REF_TLS_MODEL properly inside CONST.
5416 (x86_64_zext_immediate_operand): Likewise.
5417 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5418 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5419 * config/i386/i386-protos.h: Remove predicates.md entries.
5421 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5423 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5424 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5426 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5427 Ian Lance Taylor <ian@airs.com>
5430 * fold-const.c (fold_widened_comparison): Do not allow range based
5431 constant folding when right operand cannot be unwidened.
5433 2005-10-17 Richard Henderson <rth@redhat.com>
5435 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5436 with a memory clobber.
5438 2005-10-17 James E Wilson <wilson@specifix.com>
5440 PR rtl-optimization/17356
5441 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5442 checking for EDGE_EH.
5444 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5446 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5447 the slot on an even boundary for any type with 16-byte alignment.
5449 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5452 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5453 after register allocation.
5455 2005-10-17 DJ Delorie <dj@redhat.com>
5457 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5460 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5463 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5466 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5468 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5469 to 2 if it's already non-zero.
5470 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5471 is set and warn about it if flag_schedule_insns is 1.
5473 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5475 * config/crx/crx.md: Compare-and-branch instructions need to
5478 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5481 * config/i386/i386.md (*pushdi2_rex64 splitter)
5482 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5483 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5484 flow2 pass only when (optimize > 0 && flag_peephole2).
5486 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5489 * gcc.c (have_c): New static variable.
5491 (process_command): Remove declation of have_c.
5492 Set have_o to 1 when handling -o.
5493 (main): Add a fatel error if there are multiple
5494 files specified and -o and -c/-S is passed witout
5495 -combine or multiple languages.
5497 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5499 Fix PR tree-optimization/22444
5500 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5501 Assert that we don't hit something with subvars.
5502 (setup_pointers_and_addressables): Don't add things with subvars,
5503 because we'll already process the subvars for aliasing purposes.
5505 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5508 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5509 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5510 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5511 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5512 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5513 swapped, alternatives for the R constraint.
5516 * builtins.c (get_builtin_sync_mode): Make unlimited
5517 mode_for_size request.
5519 2005-10-15 Richard Henderson <rth@redhat.com>
5521 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5522 (gimplify_expr): ... here.
5523 (gimplify_compound_lval): Use it in initial scan loop. Allow
5524 fb_lvalue in base expression.
5526 2005-10-15 Richard Henderson <rth@redhat.com>
5529 * builtins.c (expand_builtin_trap): Export.
5530 * expr.h (expand_builtin_trap): Declare.
5531 * expr.c (expand_assignment): Emit a trap for integral offsets
5532 from registers that weren't reduced to bitpos.
5534 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5535 (mark_array_ref_addressable): Remove.
5536 * tree-flow.h (mark_array_ref_addressable): Remove.
5537 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5539 2005-10-15 James E Wilson <wilson@specifix.com>
5542 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5543 (add_dependence_list_and_free): Likewise.
5544 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5547 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5551 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5552 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5554 (vrp_visit_phi_node): Only prevent infinite iterations when
5555 the previous result and the new result are both VR_RANGEs.
5557 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5559 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5562 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5565 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5568 2005-10-14 Per Bothner <per@bothner.com>
5570 PR preprocessor/21250
5571 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5573 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5576 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5577 overflow flags. Refactor some conditionals.
5579 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5582 * tree-dfa.c (add_referenced_var): Only look at decls which
5583 have TREE_CONSTANT or TREE_READONLY set instead of if
5584 !TREE_PUBLIC or !TREE_CONSTANT.
5586 2005-10-13 James E Wilson <wilson@specifix.com>
5588 * doc/invoke.texi: For -x, add f95-cpp-input.
5589 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5591 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5593 PR tree-optimization/24262
5594 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5595 in loop all the time.
5597 2005-10-12 Richard Henderson <rth@redhat.com>
5600 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5601 * function.c (assign_parm_find_data_types): Don't support it.
5602 * print-tree.c (print_node): Likewise.
5603 * c-common.c (handle_transparent_union_attribute): Likewise.
5604 Use build_duplicate_type.
5605 * tree-inline.c (remap_type_1): Split out of remap_type;
5606 properly remap aggregate fields.
5607 (build_duplicate_type): New.
5608 * doc/extend.texi (Variable Attributes): Remove documentation
5609 for transparent_union.
5611 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5614 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5615 (gen_stack_pointer_dec): Likewise.
5617 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5621 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5623 (struct cxx): Add adjust_class_at_definition target hook.
5624 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5625 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5626 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5627 hook_void_tree. Add to TARGET_CXX.
5628 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5630 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5631 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5632 instead of attribute. Check for dllexport override. Warn if
5633 inconsistent dll linkage. Don't lose old dllimport if decl has
5634 had address referenced. Tweak lookup of dllimport atribute.
5635 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5636 for target specific rules. Don't add dllimport attribute if
5637 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5638 dllimport attribute.
5639 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5640 * varasm.c (initializer_constant_valid_p): Replace
5641 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5645 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5646 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5647 (i[34567]86-*-mingw32*): Likewise.
5649 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5650 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5652 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5653 C++-specific code. Change return value to bool.
5654 (i386_pe_dllimport_p): Likewise.
5655 (associated_type): Simplify and make language-independent
5656 (i386_pe_encode_section_info): Replace override of ambiguous
5657 dllimport symbol refs with a gcc_assert.
5658 (i386_pe_valid_dllimport_attribute_p): Define.
5659 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5660 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5661 i386_pe_adjust_class_at_definition.
5662 * config/i386/winnt-stubs.c: New file. Define stub versions of
5663 lang-specific functions.
5664 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5665 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5666 i386_pe_adjust_class_at_definition.
5667 (i386_pe_valid_dllimport_attribute_p): Declare.
5668 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5669 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5670 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5673 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5674 dllimport attribute with test of DECL_DLLIMPORT_P.
5676 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5678 * combine.c (make_extraction): Correct offset computation.
5680 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5682 * config/cris/t-linux (LIMITS_H_TEST): Define.
5684 2005-10-12 Richard Henderson <rth@redhat.com>
5687 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5689 2005-10-12 Richard Guenther <rguenther@suse.de>
5691 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5693 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5696 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5697 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5700 2005-10-12 Richard Guenther <rguenther@suse.de>
5703 * varasm.c (output_constant): Correct typo from previous
5706 2005-10-11 Ian Lance Taylor <ian@airs.com>
5708 PR rtl-optimization/13931
5709 * combine.c: Revert patch of 2003-05-14, and:
5710 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5711 completely killed in the appropriate insn.
5712 (distribute_notes): Don't skip multiple hard register test for
5713 elim_i1 and elim_i2.
5715 2005-10-11 Richard Henderson <rth@redhat.com>
5718 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5719 to initialize a transparent union instead of a nop_expr.
5721 2005-10-11 Richard Henderson <rth@redhat.com>
5723 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5724 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5725 (tree_ssa_dce_loop): Call scev_reset.
5728 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5729 * tree-ssa-dce.c: Include cfgloop.h.
5730 (tree_ssa_dce_loop, pass_dce_loop): New.
5731 * tree-pass.h (pass_dce_loop): Declare it.
5732 * passes.c (init_optimization_passes): Use it.
5734 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5737 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5738 Only apply the optimization for rounding builtins if the inner
5739 cast is also an extension.
5741 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5744 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5745 mark_new_vars_to_rename instead of update_stmt.
5747 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5749 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5751 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5753 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5754 for setting MMX register to 0 rather than mmx.
5756 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5759 * configure.ac: Move gas check from mips specific case to common case.
5760 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5761 * configure: Regenerate
5762 * doc/install.texi: Update.
5764 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5767 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5769 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5771 * gcc.c (do_spec_1): Accept numeric characters in file name
5774 2005-10-10 Nick Clifton <nickc@redhat.com>
5776 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5777 describing the deleted arm_gen_rotated_half_load function.
5779 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5781 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5784 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5786 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5788 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5789 (EXTRA_MULTILIB_PARTS): Define.
5790 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5791 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5792 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5793 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5794 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5795 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5797 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5799 PR tree-optimization/24226
5800 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5801 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5802 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5805 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5807 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5809 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5812 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5813 Rewrite for no need for the early clobber.
5815 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5817 Merge from csl-arm-branch:
5818 2005-09-07 Paul Brook <paul@codesourcery.com>
5819 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5822 2005-04-30 Paul Brook <paul@codesourcery.com>
5823 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5824 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5826 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5827 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5828 (arm_override_options): Use TARGET_AAPCS_BASED.
5829 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5830 (PTRDIFF_TYPE): Use int for AAPCS.
5831 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5832 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5833 (DEFAULT_SHORT_ENUMS): Delete.
5834 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5836 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5837 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5838 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5839 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5841 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5842 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5844 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5845 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5847 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5848 * config.gcc (arm*-*-linux-gnueabi): Add it.
5849 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5851 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5852 * config/arm/linux-eabi.h: New file.
5853 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5854 (LINUX_TARET_LINK_SPEC): Likewise.
5855 (LINK_SPEC): Use it.
5856 * config/arm/t-linux-eabi: New file.
5858 2005-10-08 Steven Bosscher <stevenb@suse.de>
5861 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5863 (PARAM_SMS_DFA_HISTORY): Likewise.
5865 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5868 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5869 (load_register_parameters): Call it.
5870 (check_sibcall_argument_overlap_1): Likewise.
5871 (store_one_arg): Likewise.
5873 2005-10-07 James E. Wilson <wilson@specifix.com>
5875 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5876 DImode not VECINT24 for operand 2.
5879 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5883 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5884 fr_spill): Use destination_operand for operand 0.
5886 2005-10-07 DJ Delorie <dj@redhat.com>
5888 * varasm.c (output_constant): Limit error to expanding
5891 2005-10-07 Richard Guenther <rguenther@suse.de>
5894 * fold-const.c (fold_binary): Fix operand types during folding
5895 of X op (A, Y). Evaluation order of the side-effects of
5896 X and A are frontend-defined, so ensure we honour that even for
5897 tcc_comparison class operands; eased by removing duplicate code.
5899 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5901 * stor-layout.c (layout_type): Do not allow alignment of array
5902 elements to be greater than their size.
5904 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5906 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5908 (hppa*-*-linux*): Ditto.
5909 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5910 * config/host-hpux.c: New.
5911 * config/x-hpux: New.
5912 * config/pa/x-hpux: Remove.
5913 * config/pa/x-linux: Remove.
5914 * config/pa/pa-host.c: Remove.
5916 2005-10-07 Jeff Law <law@redhat.com>
5918 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5919 determine whether or not to try and thread outgoing edges.
5921 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5923 * config/rs6000/rs6000.md (eqsi_power): New.
5924 (neg_eq0si): Add TARGET_POWER to final condition.
5927 2005-10-06 Richard Henderson <rth@redhat.com>
5929 * config/rs6000/rs6000.c: Revert last change.
5931 2005-10-06 Richard Henderson <rth@redhat.com>
5933 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5934 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5936 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5940 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5941 out return_label and naked_return_label.
5943 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5945 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5948 2005-10-06 Richard Henderson <rth@redhat.com>
5951 * tree-inline.c (declare_return_variable): Handle modify_dest not
5954 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5956 Fix PR tree-optimization/22488
5957 * tree-ssa-structalias.c (check_for_overlaps): New function.
5958 (create_variable_info_for): Use it.
5960 2005-10-06 Richard Henderson <rth@redhat.com>
5963 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5964 (dwarf2out_start_source_file): Print it.
5966 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5968 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5970 2005-10-06 Richard Henderson <rth@redhat.com>
5973 * mode-switching.c (optimize_mode_switching): Clear transp bit
5974 for block with incomming abnormal edges.
5976 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5977 (fpscr_set_from_mem): Use them.
5978 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5979 (fpscr postinc splitters): Rewrite as peephole2+split.
5981 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5983 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5984 (eq<mode>_compare): Same.
5986 2005-10-06 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/24238
5989 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5991 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5993 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5994 here. Use AC_PATH_PROG for environment variables instead of
5996 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5998 * configure: Regenerated.
6000 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
6003 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
6004 then force it into a register.
6005 (call_value): Likewise.
6007 2005-10-06 Richard Henderson <rth@redhat.com>
6010 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
6011 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
6012 under pass_vectorize.
6014 2005-10-05 Devang Patel <dpatel@apple.com>
6017 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
6018 handling constants. Check NAMESPACE_DECL context for constants.
6020 2005-10-05 Eric Christopher <echristo@apple.com>
6022 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
6024 2005-10-05 Richard Henderson <rth@redhat.com>
6027 * tree-cfg.c (mark_array_ref_addressable_1): New.
6028 (mark_array_ref_addressable): New.
6029 * tree-flow.h (mark_array_ref_addressable): Declare.
6030 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
6032 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
6036 * reload.c (subst_reloads): When adding a REG_LABEL to a
6037 jump instruction, also update JUMP_LABEL.
6039 2005-10-05 David Edelsohn <edelsohn@gnu.org>
6041 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
6042 * bb-reorder.c (copy_bb_p): Use it.
6043 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
6045 2005-10-05 Richard Henderson <rth@redhat.com>
6048 * toplev.c (process_options): Warn about unsupported combinations
6049 of unwind tables and omit-frame-pointer.
6050 * config/i386/i386.c (override_options): Similarly. Enable
6051 accumulate-outgoing-args if not explicitly disabled.
6053 2005-10-05 Steve Ellcey <sje@cup.hp.com>
6055 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
6056 Handle big endian vs. small endian.
6057 (vec_initv2sf): Handle big endian vs. small endian.
6058 (*vec_extractv2sf_1): Ditto.
6060 2005-10-05 Dale Johannesen <dalej@apple.com>
6062 * convert.c (convert_to_real): Don't convert
6063 (float)floor(double d) to floorf((float)d).
6065 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
6067 * config/arm/arm.md (insv): Use gen_int_mode in more places.
6069 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
6071 PR tree-optimization/18587
6072 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
6073 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6074 build_vuses): Change to VEC type.
6075 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
6076 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
6077 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
6078 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
6079 (get_name_decl): New. Return DECL_UID of base variable.
6080 (operand_build_cmp): New. qsort comparison routine.
6081 (operand_build_sort_virtual): New. Sort virtual build vector.
6082 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6083 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6084 (FINALIZE_BASE): Use get_name_decl.
6085 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6086 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6087 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6088 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6089 direct VEC_* manipulations.
6090 (build_ssa_operands): Call operand_build_sort_virtual.
6091 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6092 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6093 with direct VEC_* manipulations.
6094 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6095 with direct VEC manipulations.
6097 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6099 PR tree-optimization/21419
6100 PR tree-optimization/24146
6101 PR tree-optimization/24151
6103 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6104 (build_asm_expr): Call it if outputs are read-only.
6105 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6107 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6108 Paolo Bonzini <bonzini@gnu.org>
6112 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6113 enable the instructions and not just the built-ins.
6114 * doc/invoke.texi (x86 Options): Likewise.
6116 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6118 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6120 * doc/invoke.texi (Option Summary): Correct spelling
6121 of -mmacosx-version-min.
6123 2005-10-04 Devang Patel <dpatel@apple.com>
6125 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6128 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6130 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6131 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6133 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6135 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6136 ("TE","tg"): New mode attributes.
6137 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6138 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6139 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6140 dword_mode and one for GPRmode.
6142 2005-10-04 Ian Lance Taylor <ian@airs.com>
6144 PR preprocessor/13726
6145 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6146 any comments passed in.
6148 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6150 * tree.c (annotate_with_file_line): Fix typo.
6152 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6155 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6156 type used to access data in the inlined length == 1 case, use
6157 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6158 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6160 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6162 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6163 TARGET_SSE3 and only for TARGET_80387.
6164 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6165 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6166 Do not depend on TARGET_80387.
6168 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6170 * tree.c (last_annotated_node): Change type to location_t*.
6171 (annotate_with_file_line): Reflect the change of
6172 last_annotated_node type.
6174 2005-10-04 Richard Guenther <rguenther@suse.de>
6177 * c-decl.c (grokdeclarator): Don't write to fields
6180 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6183 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6185 * varasm.c (make_decl_rtl): If a register variable does not
6186 have a set user assmbler name, error out.
6187 Decode the asmspec is now name+1 bypassing '*'.
6189 2005-10-04 Steven Bosscher <stevenb@suse.de>
6191 PR tree-optimization/23049
6192 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6193 of a COND_EXPR is folded before calling fold on the whole rhs of a
6194 conditional assignment.
6195 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6196 document that a COND_EXPR may appear there.
6198 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6201 * tree-vrp.c (extract_range_from_assert): If the new numeric
6202 range created out of the assertion contradicts the existing
6203 numeric range of the ASSERT_EXPR variable, make the new range
6206 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6208 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6209 from T_REGS to FP register class.
6211 2005-10-03 Richard Henderson <rth@redhat.com>
6214 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6215 before creating a new one.
6217 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6219 * config/rs6000/t-aix43 (LDFLAGS): New.
6220 * config/rs6000/t-aix52 (LDFLAGS): New.
6222 2005-10-03 Ian Lance Taylor <ian@airs.com>
6224 * gimplify.c (find_single_pointer_decl_1): New static function.
6225 (find_single_pointer_decl): New static function.
6226 (internal_get_tmp_var): For a formal variable, set restrict base
6227 information if appropriate.
6228 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6230 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6231 (DECL_GET_RESTRICT_BASE): Define.
6232 (SET_DECL_RESTRICT_BASE): Define.
6233 (decl_restrict_base_lookup): Declare.
6234 (decl_restrict_base_insert): Declare.
6235 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6236 * tree.c (restrict_base_for_decl): New static variable.
6237 (init_ttree): Initialize restrict_base_for_decl.
6238 (copy_node_stat): Copy restrict base information.
6239 (decl_restrict_base_lookup): New function.
6240 (decl_restrict_base_insert): New function.
6241 (print_restrict_base_statistics): New static function.
6242 (dump_tree_statistics): Call print_restrict_base_statistics.
6244 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6247 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6248 case of anti-ranges.
6250 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6253 * c-typeck.c (tagged_tu_seen): Rename to ...
6254 (tagged_tu_seen_cache): this and add val field.
6255 (comptypes): Move functional to comptypes_internal
6256 and free tagged_tu_seen.
6257 (comptypes_internal): New function and call comptypes_internal
6258 instead of comptypes. Speed up by sibcalling
6259 tagged_types_tu_compatible_p.
6260 (alloc_tagged_tu_seen): New function
6261 (free_all_tagged_tu_seen_up_to): New function.
6262 (tagged_types_tu_compatible_p): Return the val of the seen two
6264 Add that the two types are the same to tagged_tu_seen_base
6265 if they are and call comptypes_internal instead of comptypes.
6266 <case UNION_TYPE>: Speed up common type where the fields are
6268 (function_types_compatible_p): Call comptypes_internal instead of
6270 (type_lists_compatible_p): Likewise.
6271 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6273 2005-10-02 Matthias Klose <doko@debian.org>
6275 * doc/invoke.texi: Fix typo and speling error.
6277 2005-10-01 Richard Henderson <rth@redhat.com>
6279 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6281 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6283 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6284 using --start-group and --end-group.
6286 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6288 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6289 FIXME note regarding quirky semantics.
6291 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6294 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6295 non-null range as a last resort.
6297 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6298 Diego Novillo <dnovillo@redhat.com>
6301 * tree-vrp.c (extract_range_from_assert): For !=
6302 assertions, only build an anti-range if LIMIT is a
6303 single-valued range.
6305 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6307 * arm.md (movqi): On thumb when optimizing, handle loading from
6308 memory by describing this as taking a subreg of a zero-extended load
6309 into an SImode register.
6312 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6314 * reload1.c (merge_assigned_reloads): Do not change any
6315 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6317 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6319 * Makefile.in (LIPO_FOR_TARGET): Define.
6320 (STRIP_FOR_TARGET): Define.
6322 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6323 before creating new ones. Do symlinks before creating the actual
6326 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6327 to work out which multilibs are actually being built.
6329 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6331 * tree-vect-transform.c, config/ms1/ms1.md,
6332 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6333 Follow spelling conventions.
6334 * doc/invoke.texi, doc/md.texi: Fix typos.
6336 2005-09-30 Andrew Macleod <amacleod@redat.com>
6338 PR tree-optimization/21430
6339 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6340 use operands, and set stmt pointer if need be.
6341 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6342 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6345 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6348 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6350 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6352 * optabs.c (expand_binop): Initialize first_pass_p.
6354 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6357 * c-decl.c (c_write_global_declarations_1): If any
6358 wrapup_global_declaration_2 call returned true, restart the loop.
6360 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6362 Fix PR tree-optimization/24117
6363 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6364 before considering whether to use anyoffset.
6366 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6370 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6372 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6374 (swap_commutative_operands_with_target): New.
6376 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6379 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6382 2005-09-29 Steven Bosscher <stevenb@suse.de>
6384 PR tree-optimization/23911
6385 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6386 and IMAGPART_EXPR too.
6388 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6391 * expmed.c (expand_shift): Move logic to reverse rotation
6392 direction when rotating by constants ...
6393 * optabs.c (expand_binop): ... here.
6394 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6395 (ix86_rotrdi3): New pattern.
6396 (rotldi3): Handle 32-bit mode.
6397 (ix86_rotldi3): New pattern.
6399 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6402 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6403 check for numbers that need no bit twiddle.
6405 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6407 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6408 multilib to be built.
6410 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6411 (stage1-start): Delete old libgcc and libunwind before moving
6412 anything into the stage directory.
6413 (stage2-start): Likewise.
6414 (stage3-start): Likewise.
6415 (stage4-start): Likewise.
6416 (stageprofile-start): Likewise.
6417 (stagefeedback-start): Likewise.
6418 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6419 header in tm_file and CPU-specific t-darwin in tmake_file.
6420 (i[34567]86-*-darwin*): Don't change tm_file.
6421 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6422 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6423 shared library stub for target OS version.
6424 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6425 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6426 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6427 (libgcc_s.%.dylib): New.
6429 (install-darwin-libgcc-stubs): New.
6430 (INSTALL_LIBGCC): New append.
6431 * config/i386/darwin-libgcc.10.4.ver: New.
6432 * config/i386/darwin-libgcc.10.5.ver: New.
6433 * config/i386/t-darwin: New.
6434 * config/rs6000/darwin-libgcc.10.4.ver: New.
6435 * config/rs6000/darwin-libgcc.10.5.ver: New.
6436 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6437 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6439 2005-09-28 Paul Brook <paul@codesourcery.com>
6441 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6444 2005-09-28 Richard Guenther <rguenther@suse.de>
6446 PR tree-optimization/23853
6447 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6448 host_integerp to verify misalignment value.
6450 2005-09-28 Richard Henderson <rth@redhat.com>
6452 * builtins.c (get_builtin_sync_mode): New.
6453 (expand_builtin_sync_operation): Pass in mode argument.
6454 (expand_builtin_compare_and_swap): Likewise.
6455 (expand_builtin_lock_test_and_set): Likewise.
6456 (expand_builtin_lock_release): Likewise.
6457 (expand_builtin): Update to match.
6459 2005-09-28 Nick Clifton <nickc@redhat.com>
6461 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6462 formatting. Add check to PLUS case to ensure that the offset is
6463 within an acceptable range.
6465 * config/v850/v850.md (casesi): Disable the generation of the
6466 switch pattern as it is not being handled properly at the moment.
6468 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6469 for when the high words are identical.
6471 2005-09-27 Richard Henderson <rth@redhat.com>
6473 * pretty-print.c (pp_base_format): Fix typo for %>.
6475 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6476 Devang Patel <dpatel@apple.com>
6478 PR tree-optimization/23625
6479 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6480 LABEL_EXPR, assertion check.
6482 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6484 * optabs.c (no_conflict_move_test): Check if a result of a
6485 to-be-moved insn would be clobbered by an originally
6488 2005-09-27 Jeff Law <law@redhat.com>
6490 * passes.c (init_optimization_passes): Replace copy propagation
6491 passes immediately after DOM with phi-only copy propagation
6492 pases. Add phi-only copy propagation pass after first DOM pass.
6493 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6494 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6495 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6496 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6497 to init_copy_prop. Callers updated.
6498 (do_phi_only_copy_prop): New function.
6499 (pass_phi_only_copy_prop): New pass descriptor.
6501 2005-09-27 Nick Clifton <nickc@redhat.com>
6503 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6505 2005-09-26 Jason Merrill <jason@redhat.com>
6508 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6510 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6512 2005-09-26 James E Wilson <wilson@specifix.com>
6514 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6515 copyright. Add gcc copyright plus libgcc exception.
6516 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6518 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6520 2005-09-26 Jeff Law <law@redhat.com>
6522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6523 about when to iterate.
6525 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6528 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6529 for __complex__ double in -mcpu=G5 mode.
6531 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6533 PR tree-optimization/23942
6534 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6535 * tree-scalar-evolution.c: Include params.h.
6537 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6538 follow_ssa_edge_in_condition_phi_branch,
6539 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6540 Change return type to t_bool. Use a parameter to limit the size of
6541 trees that are walked before stopping
6542 (analyze_evolution_in_loop): Initialize the limit to 0.
6543 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6544 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6546 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6549 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6550 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6552 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6554 * combine.c (make_extraction): Check for valid use of subreg.
6556 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6559 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6560 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6561 ("fist<mode>2_with_temp"): Use only register operands.
6563 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6565 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6566 CALL_INSN_FUNCTION_USAGE.
6568 2005-09-26 Richard Guenther <rguenther@suse.de>
6571 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6572 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6573 (ldst_entry): Use the hashtable instead of list-walking.
6574 (find_rtx_in_ldst): Likewise.
6575 (free_ldst_entry): Free the hashtable.
6576 (compute_ld_motion_mems): Create the hashtable.
6577 (trim_ld_motion_mems): Remove entry from hashtable if
6578 removing it from list.
6579 (compute_store_table): Likewise^2.
6580 (store_motion): Free hashtable in case we did not see
6583 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6585 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6586 and arg1 if we are passing them to fold_build2.
6588 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6591 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6594 2005-09-25 Richard Henderson <rth@redhat.com>
6596 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6597 SYMBOL_REF_TLS_MODEL to be correct.
6599 2005-09-24 Richard Henderson <rth@redhat.com>
6601 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6602 end of function. Reindent.
6604 2005-09-24 Ian Lance Taylor <ian@airs.com>
6606 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6607 NEGATE_EXPR/BIT_NOT_EXPR case.
6609 2005-09-24 Richard Henderson <rth@redhat.com>
6611 * c-common.c (handle_mode_attribute): When not modifying in place,
6612 create subtypes for enumerations.
6613 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6614 * gimplify.c (create_tmp_from_val): Likewise.
6616 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6618 * config/i386/i386.md (*tls_global_dynamic_64,
6619 *tls_local_dynamic_base_64): Add missing mode to call.
6620 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6622 2005-09-24 Jan Hubicka <jh@suse.cz>
6624 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6625 (cgraph_clone_node): Likewise.
6626 * cgraph.h (cgraph_clone_edge): Update prototype.
6627 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6628 duplicated prototypes; add updating argument.
6629 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6630 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6632 (cgraph_mark_inline_edge): Likewise.
6633 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6634 (cgraph_flatten_node): Likewise.
6635 (cgraph_decide_recursive_inlining): Likewise.
6636 (cgraph_decide_inlining_of_small_function): Likewise.
6637 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6639 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6640 Pete Steinmetz <steinmtz@us.ibm.com>
6642 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6643 (rldic.): Set type to "compare".
6645 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6646 mfjmpr for MFCTR/MFLR.
6647 (movdf_hardfloat64): Same.
6648 (movdf_softfloat64): Same. Correct order of store and move types.
6649 (movti_string): Set type to store_ux/load_ux.
6650 (load_multiple): Set type to load_ux.
6651 (store_multiple): Set type to store_ux.
6652 (movmemsi): Set type to store_ux.
6653 (output_cbranch direct_return): Set type to jmpreg.
6654 (stmw): Set type to store_ux.
6655 (lmw): Set type to load_ux.
6656 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6657 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6658 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6659 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6660 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6661 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6662 (rios1-fpstore): Increase latency to 3.
6663 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6664 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6666 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6667 Andrew Pinski <pinskia@physics.uc.edu>
6669 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6670 operand2 constraint to "b".
6671 (sync_<fetchop_name>di_internal): Same.
6672 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6674 (sync_old_<fetchop_name>di_internal): Same.
6675 (sync_new_<fetchop_name>si_internal): Same.
6676 (sync_new_<fetchop_name>di_internal): Same.
6678 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6681 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6682 case, define as macros.
6684 PR rtl-optimization/23837
6685 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6686 clobber / clobber match between dest and p->first.
6688 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6689 (no_conflict_move_test): Update comments.
6691 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6693 * doc/install.texi: Update URL for Jacks.
6694 * doc/sourcebuild.texi: Likewise.
6696 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6699 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6700 registers when choosing register preferences.
6701 (movdf_hardfloat64): Same.
6703 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6705 * expmed.c (expand_shift): Don't use the target of the rotate as
6706 target for the first expanded shift insn.
6707 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6709 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6711 PR tree-optimization/22438
6712 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6713 preserved iv rhs rewriting specially.
6715 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6717 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6718 estimate_only is true.
6719 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6720 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6721 tree-ssa-structalias.c
6722 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6723 ref_contains_indirect_ref.
6724 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6726 2005-09-21 DJ Delorie <dj@redhat.com>
6728 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6730 (mn10300_return_in_memory): Support variable size types also.
6731 (mn10300_pass_by_reference): Likewise.
6732 (mn10300_function_value): New.
6733 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6734 (FUNCTION_OUTGOING_VALUE): Likewise.
6735 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6736 * doc/invoke.texi: Document it.
6738 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6741 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6742 force integer op1 into register for XFmode compares.
6744 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6747 * expmed.c (alg_code): Add alg_impossible.
6748 (alg_hash_entry): Add cost.
6749 (synth_mult): Record alg_impossible in the hash table if
6750 multiplication by a given integer is impossble within the
6751 limit. Speed up using alg_impossible.
6753 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6755 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6756 argument. Allow and set any offset if needs_anyoffset is passed
6758 (get_constraint_for): Add argument here too.
6760 (do_structure_copy): Pass NULL to get_constraint_for.
6761 (handle_ptr_arith): Ditto.
6762 (find_func_aliases): Ditto.
6764 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6766 PR rtl-optimization/23898
6767 * output.h (get_attr_min_length): Declare.
6768 * final.c (get_attr_length_1): New function, broken out of:
6770 (get_attr_min_length): New function.
6771 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6772 (duplicate_computed_gotos): Likewise.
6773 * genattr.c (insn_min_length): Generate declaration.
6774 * genattrtab.c (min_fn, min_attr_value): New functions.
6775 (make_length_attrs): Generate insn_min_length.
6777 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6779 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6781 2005-09-20 Richard Henderson <rth@redhat.com>
6783 PR tree-optimization/24059
6784 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6787 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6789 * c.opt (fextended-identifiers): New.
6790 * c-opts.c (c_common_handle_option): Handle
6791 -fextended-identifiers.
6792 * doc/cpp.texi: Update documentation of extended identifiers.
6793 * doc/cppopts.texi (-fextended-identifiers): Document.
6795 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6797 PR tree-optimization/23929
6798 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6801 PR tree-optimization/23818
6802 * tree-stdarg.c (execute_optimize_stdarg): Call
6803 calculate_dominance_info.
6805 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6807 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6808 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6809 (compute_overlap_steps_for_affine_1_2): Use
6810 get_number_of_iters_for_loop.
6811 (analyze_subscript_affine_affine): Check whether difference is
6813 Use get_number_of_iters_for_loop.
6814 Check whether overlap occurs outside of bounds.
6815 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6817 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6819 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6820 base register if possible.
6822 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6824 PR tree-optimization/18463
6825 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6826 converting it directly is not possible.
6827 (chrec_convert_aggressive): New function.
6828 * tree-chrec.h (chrec_convert_aggressive): Declare.
6829 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6830 Fold chrec conversions aggressively if asked to.
6831 (instantiate_parameters): Modified because of changes in
6832 instantiate_parameters_1.
6834 2005-09-19 Richard Henderson <rth@redhat.com>
6836 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6837 (reduc_splus_v2df): New.
6839 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6841 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6842 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6844 2005-09-19 Richard Henderson <rth@redhat.com>
6846 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6849 2005-09-19 Richard Henderson <rth@redhat.com>
6851 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6852 (ia64_expand_dot_prod_v8qi): New.
6853 * config/ia64/ia64-protos.h: Update.
6854 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6855 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6856 sdot_prodv8qi, sdot_prodv4hi): New.
6857 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6859 2005-09-19 Richard Henderson <rth@redhat.com>
6862 * real.c (exact_real_truncate): Return false if the format cannot
6863 represent the number as a normal.
6865 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6866 for a memory source.
6868 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6870 * tree-ssa-operands.c (swap_tree_operands): Export.
6871 * tree.h (swap_tree_operands): Declare.
6872 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6873 Call swap_tree_operands.
6875 2005-09-19 Richard Henderson <rth@redhat.com>
6877 * tree-flow.h (merge_alias_info): Declare.
6878 * tree-ssa-copy.c (merge_alias_info): Export.
6879 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6880 (vect_create_data_ref_ptr): Use create_iv directly.
6881 (vectorizable_load): Use correct types for integer constants.
6882 (vect_generate_tmps_on_preheader): Likewise.
6883 (vect_gen_niters_for_prolog_loop): Likewise.
6885 2005-09-19 Steven Bosscher <stevenb@suse.de>
6887 PR rtl-optimization/23943
6888 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6890 2005-09-18 Jan Hubicka <jh@suse.cz>
6892 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6894 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6896 * varasm.c (output_constant): Do not abort on conversions to union
6897 types between different sizes.
6899 2005-09-18 Richard Guenther <rguenther@suse.de>
6902 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6905 2005-09-18 Paul Brook <paul@codesourcery.com>
6907 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6909 2005-09-17 Richard Henderson <rth@redhat.com>
6911 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6912 * tree-ssa-loop.c (pass_vect_dce): Remove.
6913 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6916 2005-09-17 Richard Henderson <rth@redhat.com>
6918 * tree-pass.h (pass_vect_dce): Declare.
6919 * passes.c (init_optimization_passes): Add it.
6920 * tree-flow.h (tree_ssa_dce): Declare.
6921 * tree-ssa-dce.c (tree_ssa_dce): Export.
6922 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6923 (gate_tree_vectorize): ... here.
6924 (pass_vect_dce): New.
6926 2005-09-17 Jan Hubicka <jh@suse.cz>
6928 * except.c (struct eh_status): Turn region_array into vec.
6929 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6930 convert_from_eh_region_ranges, find_exception_handler_labels,
6931 current_function_has_exception_handlers, assign_filter_values,
6932 build_post_landing_pads, dw2_build_landing_pads,
6933 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6934 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6935 foreach_reachable_handler, can_throw_internal_1,
6936 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6938 (duplicate_eh_region_1): Update region_array.
6939 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6941 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6944 * expmed.c (expand_mult): Substitute simple register for op0 when
6947 2005-09-17 Richard Henderson <rth@redhat.com>
6949 * expr.c (emit_move_via_integer): Add force argument, pass it on
6950 to emit_move_change_mode. Update callers.
6951 (emit_move_complex): Pass true to new force argument.
6952 * function.c (expand_function_end): Move expand_eh_return call
6953 earlier. Merge sub-word complex values into a pseudo before
6954 copying to the return hard register.
6956 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6958 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6959 between different sizes.
6961 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6965 * passes.c (init_optimization_passes): Register dump files for
6968 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6970 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6971 * config/s390/s390.c (s390_overlap_p): New function.
6972 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6973 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6976 2005-09-16 Richard Guenther <rguenther@suse.de>
6978 * ipa-pure-const.c (static_execute): Free auxiliar information.
6979 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6980 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6982 2005-09-15 DJ Delorie <dj@redhat.com>
6984 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6986 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6988 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6990 (swap_commutative_operands_with_target): New.
6992 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6994 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6997 (estimate_iters_using_array): New function.
6998 * tree-data-ref.h (estimate_iters_using_array): Prototype
6999 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
7000 Use estimate_iters_using_array instead of analyze_array.
7002 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
7004 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
7007 2005-09-15 Michael Matz <matz@suse.de>
7009 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
7011 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
7013 PR tree-optimization/23835
7014 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
7015 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
7017 2005-09-14 Richard Henderson <rth@redhat.com>
7019 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
7020 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
7022 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
7024 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
7025 in the ARRAY_TYPE case.
7027 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
7029 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
7031 2005-09-14 Uros Bizjak <uros@kss-loka.si>
7034 * tree-vect-transform.c (vectorizable_operation): Return false for
7035 scalar shift operations and for vector shift operations with
7036 non-invariant shift arguments. Use scalar tree operand op1 as
7037 a shift operand when vector shift insn pattern uses scalar shift
7039 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
7041 2005-09-14 Olivier Hainque <hainque@adacore.com>
7043 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
7044 value if it has side-effects.
7046 2005-09-14 David Edelsohn <edelsohn@gnu.org>
7049 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
7051 2005-09-14 Alan Modra <amodra@bigpond.net.au>
7053 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
7054 passed as NAME as if it were label at start of function code.
7056 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
7058 * config/sh/sh.md (*movv4sf_i): Add general register cases to
7061 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
7063 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
7064 as early clobber. Rewrite so the PIC register is not implicitly used.
7066 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7068 * tree.c (annotate_with_file_line): Compare line numbers before
7071 2005-09-13 Uros Bizjak <uros@kss-loka.si>
7074 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
7075 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
7077 2005-09-13 Ian Lance Taylor <ian@airs.com>
7079 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
7080 than a HOST_WIDEST_INT to gen_doloop_begin.
7082 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7084 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7086 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7088 PR tree-optimize/23817
7089 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7091 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7094 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7095 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7096 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7097 (restore_stack_nonlocal): Likewise.
7098 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7100 2005-09-12 Ian Lance Taylor <ian@airs.com>
7103 * c.opt (ffriend-injection): New C++ option.
7104 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7105 (C++ Dialect Options): Document -ffriend-injection.
7107 2005-09-12 Josh Conner <jconner@apple.com>
7110 * ipa-reference.c (static_execute): Don't mark variables in
7111 named sections TREE_READONLY.
7113 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7115 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7118 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7120 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7121 V_MUST_DEF instead of just the first_use_p.
7122 Don't mark the virtual variables for renaming on the statement which
7124 (pass_dse): Remove TODO_update_ssa.
7126 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7129 * stor-layout.c (compute_record_mode): For records with a single
7130 field, actually check the field's mode size against the type size.
7132 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7133 registers for TARGET_SHMEDIA.
7134 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7135 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7136 of GENERAL_REGS and FP_REGS.
7138 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7140 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7142 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7144 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7145 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7146 are omitted. Exclude stack_tie insn too.
7148 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7150 PR rtl-optimization/23098
7151 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7153 * config/rs6000/rs6000.md (movdf splitter): Use
7154 const_double_operand predicate for TARGET_POWERPC64.
7155 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7156 SYMBOL_REF method to ABI_V4.
7158 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7159 replace_equiv_address.
7160 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7161 rs6000_sr_alias_set and MEM_NOTRAP.
7162 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7164 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7166 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7167 handle CALL_EXPR again.
7169 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7171 * arm/predicates.md (alignable_memory_operand): Delete.
7173 2005-09-10 Richard Henderson <rth@redhat.com>
7176 * dbxout.c (dbxout_expand_expr): New.
7177 (dbxout_symbol): Use it.
7179 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7181 * arm.c (arm_gen_rotated_half_load): Delete.
7182 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7183 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7184 (thumb_set_return_address): Likewise.
7185 (thumb_load_double_from_address): Use adjust_address.
7186 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7187 (extendhsisi2_mem, movhi_bytes): Use change_address.
7188 (movhi): Use widen_memory_access.
7189 (reload_out_df): Use replace_equiv_address.
7190 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7192 2005-09-09 Richard Henderson <rth@redhat.com>
7195 * dbxout.c: Include expr.h.
7196 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7197 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7198 * Makefile.in (dbxout.o): Add EXPR_H.
7200 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7202 PR tree-optimization/23509
7203 * tree-cfg.c (replace_uses_by): Use replace_exp.
7204 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7205 pointers have name_mem_tag or type_mem_tag set.
7207 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7209 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7210 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7211 of wrongly accessing operands.
7213 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7215 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7216 * tree-chrec.c: Include tree-scalar-evolution.h.
7217 (chrec_convert): Instantiate the base and step before calling
7218 scev_probably_wraps_p that would fail on parametric evolutions.
7219 Collect all the fails into a single section failed_to_convert,
7220 print a diagnostic, and return chrec_dont_know instead of calling
7222 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7223 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7225 (scev_const_prop): Don't replace the definition of a loop closed ssa
7226 phi node by itself, or by another loop closed ssa phi node.
7227 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7228 that base and step are defined.
7230 2005-09-09 Richard Guenther <rguenther@suse.de>
7233 * fold-const.c (fold_ternary): Check truth_value_p before
7234 calling invert_truthvalue.
7236 2005-09-09 Nick Clifton <nickc@redhat.com>
7238 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7239 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7240 dimension of these arrays.
7241 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7243 * longlong.h: Only provide a prototype for the __clz_tab[] array
7244 if this header has not been included from libgcc2.h.
7245 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7247 Provide prototypes for exported functions.
7248 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7251 2005-09-08 Josh Conner <jconner@apple.com>
7255 * expr.c (expand_expr_addr_expr_1): Don't invoke
7256 expand_simple_binop for EXPAND_INITIALIZER.
7258 2005-09-08 Richard Henderson <rth@redhat.com>
7261 * toplev.c (wrapup_global_declaration_1): Split out ...
7262 (wrapup_global_declaration_2): ... from ...
7263 (wrapup_global_declarations): ... here. Return bool.
7264 (check_global_declaration_1): Split out ...
7265 (check_global_declarations): from here.
7266 (emit_debug_global_declarations): New.
7267 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7268 check_global_declaration_1, emit_debug_global_declarations): Declare.
7269 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7270 of decls. Call wrapup_global_declaration_1,
7271 wrapup_global_declaration_2, check_global_declaration_1 directly.
7272 (c_write_global_declarations_2): New.
7274 (c_write_global_declarations): Call c_write_global_declarations_2.
7275 * langhooks.c (write_global_declarations): Call
7276 emit_debug_global_declarations.
7278 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7279 remove decls that have DECL_RTL_SET_P.
7280 * passes.c (rest_of_decl_compilation): Invoke
7281 cgraph_varpool_finalize_decl for all but functions.
7283 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7285 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7286 the result of a conversion if the new min and max cannot be compared.
7288 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7290 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7291 (override_options): Setting s390_sr_alias_set removed.
7292 (save_fpr, save_gprs): Set alias set to vararg or frame.
7293 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7294 s390_sr_alias_set with get_frame_alias_set ().
7295 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7296 get_varargs_alias_set ().
7298 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7302 * c-parser.c (c_parser_objc_method_definition): If the next
7303 token is not "{", error out and don't start the function.
7305 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7307 * tree-vrp.c (extract_range_from_expr): Move the check for non
7308 nullness after the check for gimple invariant.
7310 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7312 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7314 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7317 * config/m32r.md (movmemsi_internal): Canonicalize order of
7318 operands in PLUS component of template.
7320 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7322 * reload1.c (fixup_eh_region_note): Remove assertion.
7323 (fixup_abnormal_edges): Reverted removal of call to
7324 find_many_sub_basic_blocks made on 2005-08-31.
7326 2005-09-07 Richard Henderson <rth@redhat.com>
7328 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7329 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7330 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7331 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7332 rearrange for better packing.
7333 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7334 (lookup_cfa_1): Remove inline marker.
7335 (cfa_equal_p): Split out of ...
7336 (def_cfa_1): ... here. Use INVALID_REGNUM.
7337 (build_cfa_loc): Handle !cfa->indirect.
7338 (frame_pointer_cfa_offset): New.
7339 (dbx_reg_number): Assert register elimination performed; do
7340 leaf register remapping.
7341 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7342 (eliminate_reg_to_offset): New.
7343 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7344 for verifiably local stack frame addresses; re-base to CFA.
7345 (mem_loc_descriptor): Remove can_use_fbreg argument.
7346 (concat_loc_descriptor, loc_descriptor): Likewise.
7347 (containing_function_has_frame_base): Remove.
7348 (rtl_for_decl_location): Don't do register elimination or
7349 leaf register remapping here.
7350 (secname_for_decl): Split out from ..
7351 (add_location_or_const_value_attribute): ... here.
7352 (convert_cfa_to_loc_list): New.
7353 (compute_frame_pointer_to_cfa_displacement): New.
7354 (gen_subprogram_die): Use them.
7355 * tree.h (frame_base_decl): Remove.
7356 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7357 (prologue_stack_adjust): Remove.
7358 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7359 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7360 (set_frame_base_location): Remove.
7361 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7362 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7363 (vt_add_function_parameters): Don't eliminate_regs.
7364 (vt_initialize): Don't create frame_base_decl.
7366 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7368 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7369 version of GNU binutils for 4.x and later.
7371 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7373 * ggc-page.c (ggc_push_context): Remove.
7374 (ggc_pop_context): Likewise.
7375 * ggc.h (ggc_push_context): Remove.
7376 (ggc_pop_context): Likewise.
7378 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7381 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7382 returning from an interrupt handler.
7384 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7387 * config/arc/arc.c (output_shift): Add check for loop count when
7390 2005-09-06 Steven Bosscher <stevenb@suse.de>
7392 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7394 (abs_replacement): Likewise.
7395 (pass_phiopt): Remove TODO_update_ssa.
7397 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7400 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7401 if "return with no value, in function returning non-void" warning
7403 * tree-cfg.c (execute_warn_function_return): Don't look at
7404 RETURN_EXPRs with TREE_NO_WARNING set.
7407 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7408 for internal functions doesn't use registers used by global registers
7409 variables. Use fewer register parameters if there are global register
7412 2005-09-06 Olivier Hainque <hainque@adacore.com>
7413 Eric Botcazou <ebotcazou@adacore.com>
7416 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7417 when we would be extracting outside its bit span (bitpos+bitsize
7418 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7419 Ada unchecked conversions.
7421 2005-09-06 Steven Bosscher <stevenb@suse.de>
7423 * tree-ssa-pre.c (try_look_through_load): New function.
7424 (compute_avail): Use it to try to look through loads for some
7425 more useful expressions.
7427 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7429 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7430 condition for detecting cases like (a&a) and (a^a).
7432 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7434 * common.opt: Add option ftree-vect-loop-version.
7435 * params.def: Add --param vect-max-version-checks.
7436 * doc/invoke.texi: Document ftree-vect-loop-version and
7437 --param vect-max-version-checks.
7438 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7439 may_misalign_stmts and defines for accessors.
7440 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7441 LOOP_VINFO_MAY_MISALIGN_STMTS.
7442 (destroy_loop_vec_info): VEC_free for
7443 LOOP_VINFO_MAY_MISALIGN_STMTS.
7444 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7445 Update documentation.
7446 (vect_update_misalignment_for_peel): New.
7447 (vect_enhance_data_refs_alignment): Update to choose loop
7448 peeling or loop versioning if appropriate for the (potentially)
7449 unaligned data references in the loop.
7450 (vect_analyze_data_refs_alignment): Remove call to
7451 vect_enhance_data_refs_alignment so the checks can be done
7453 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7454 and move up call to vect_analyze_data_refs_alignment.
7455 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7456 (vect_transform_loop): Add call to loop_version.
7458 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7460 PR rtl-optimization/23098
7461 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7462 * simplify-rtx.c (constant_pool_reference_p): New function.
7463 * rtl.h (constant_pool_reference_p): New prototype.
7464 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7465 constant_pool_reference_p in condition and
7466 avoid_constant_pool_reference in preparation statements.
7468 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7470 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7471 STRICT_LOW_PART SETs.
7473 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7476 * except.c (sjlj_emit_function_enter): Find the function begin
7477 note even when it's not in first basic block.
7479 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7481 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7482 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7483 * aclocal.m4: Regenerate.
7485 2005-09-05 DJ Delorie <dj@redhat.com>
7487 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7490 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7492 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7493 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7494 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7495 Follow spelling conventions.
7496 * doc/invoke.texi: Follow spelling conventions.
7498 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7500 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7501 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7502 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7504 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7507 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7508 (output_stack_adjust): Use gen_tmp_stack_mem.
7509 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7510 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7511 (sh_get_pr_initial_val): Likewise.
7512 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7513 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7514 * sh.md (divsi_inv_m0): Use gen_const_mem.
7515 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7516 (movdf_i4+1): Use gen_tmp_stack_mem.
7517 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7518 (fpu_switch+2): Likewise.
7519 (movv4sf_i, movv16sf_i): Use adjust_address.
7520 (symGOT_load): Set MEM_NOTRAP_P bit.
7522 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7525 * pa.c (emit_move_sequence): Fix typo in last change.
7527 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7529 PR rtl-optimization/23454
7530 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7533 2005-09-03 Richard Henderson <rth@redhat.com>
7534 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7537 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7540 2005-09-02 Nicolas Pitre <nico@cam.org>
7542 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7543 to bit_count to 32 bits.
7545 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7548 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7549 generating synthetic loads from volatile lvalues.
7551 005-09-02 Nick Clifton <nickc@redhat.com>
7553 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7554 __ctzhi2, __clzhi2): New functions.
7556 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7559 * tree-nested.c (struct var_map_elt): Mark with GTY.
7560 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7562 (lookup_field_for_decl): Allocate new element in GC memory.
7563 (lookup_tramp_for_decl): Likewise.
7564 (convert_nl_goto_reference): Likewise
7565 (create_nesting_tree): Allocate info in GC memory. Likewise for
7567 (free_nesting_tree): Free with ggc_free instead of free.
7568 (root): New static variable.
7569 (lower_nested_functions): Remove root as local variable. And zero out
7570 root at the end of the function.
7572 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7574 PR rtl-optimization/20365
7575 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7576 to short. New member ix.
7577 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7578 (simplify_plus_minus): Initialize ix members before calling qsort.
7580 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7582 PR tree-optimization/23626
7583 * tree-cfg.c (replace_uses_by): Clean up eh info.
7585 2005-09-01 DJ Delorie <dj@redhat.com>
7587 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7590 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7592 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7593 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7596 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7598 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7599 do not issue warning for a variable definition following
7602 2005-09-01 Richard Henderson <rth@redhat.com>
7605 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7606 conversion to CONST_VECTOR.
7608 2005-09-01 Richard Henderson <rth@redhat.com>
7611 * reload1.c (reload_as_needed): Check !CALL_P before calling
7612 fixup_eh_region_note.
7613 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7615 2005-09-01 DJ Delorie <dj@redhat.com>
7617 * varasm.c (output_constant): Let the target resolve
7618 conversions of addresses to non-default pointer sizes.
7620 2005-09-01 Nicolas Pitre <nico@cam.org>
7622 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7623 to alow matching ARM pre-indexed addressing mode.
7624 (arm_override_options): Remove now irrelevant comment.
7626 2005-09-01 Phil Edwards <phil@codesourcery.com>
7628 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7629 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7630 * config/i386/vxworks.h: Likewise.
7631 * config/i386/t-vxworksae: New file, for VxWorks AE.
7632 * config/i386/vxworksae.h: Likewise.
7634 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7636 PR tree-optimization/23410
7637 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7638 sequence is not wrapping during the first step.
7640 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7643 * dwarf2out.c (base_type_die): Compare char_type_node with
7644 TYPE_MAIN_VARIANT (type), not type.
7646 2005-09-01 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/15366
7649 * common.opt: Add -finline-functions-called-once.
7650 Put -fearly-inlining in alphabetically ordered place.
7651 * doc/invoke.texi: Document new option.
7652 * ipa-inline.c (cgraph_decide_inlining): Honour
7653 flag_inline_functions_called_once.
7655 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7657 PR rtl-optimization/23478
7658 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7659 (alloc_qty): Initialize it.
7660 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7661 (combine_regs): Combine also n_throwing_calls_crossed fields.
7662 (find_free_reg): Don't attempt to caller-save pseudos crossing
7663 calls that might throw.
7664 * global.c (struct allocno): Add throwing_calls_crossed field.
7665 (global_alloc): Revert 2005-08-22 change. Initialize
7666 throwing_calls_crossed.
7667 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7670 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7673 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7674 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7675 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7676 (and64_2_operand): Tweak to use predicate.
7677 (and_operand): Adjust for mask_operand changes.
7678 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7679 (print_operand): Likewise.
7680 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7681 (mask64_1or2_operand): Delete.
7682 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7683 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7684 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7685 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7686 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7687 (rotldi3_internal4): Likewise.
7688 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7689 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7690 (ashldi3_internal7): Likewise.
7691 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7692 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7693 (anddi3 split): Don't match mask64_operand.
7694 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7695 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7696 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7697 't' splitter predicate.
7698 (movdi_internal64 + 2): Revert 2005-06-11 change.
7700 2005-08-31 DJ Delorie <dj@redhat.com>
7702 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7703 (m32c_asm_integer): Add support for 32 bit pointers.
7705 2005-08-31 Richard Henderson <rth@redhat.com>
7707 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7708 component-like references for setting MEM_NOTRAP_P.
7710 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7711 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7713 2005-08-31 Richard Henderson <rth@redhat.com>
7715 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7716 into a pseudo before applying gen_lowpart.
7718 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7720 * doc/install.texi (Specific): Update cctools version required
7721 for full functionality.
7722 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7723 linkers as -macosx_version_min.
7725 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7728 * sh.c (print_operand, %R and %S): Add handling of floating point
7729 registers, memory, constants and invalid operands.
7731 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7733 * ipa-pure-const.c: Change dump name.
7735 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7738 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7739 to "reg_or_0_operand".
7740 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7742 2005-08-31 Dale Johannesen <dalej@apple.com>
7744 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7745 loops that count down.
7747 2005-08-31 Richard Henderson <rth@redhat.com>
7750 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7751 (fixup_eh_region_note): New.
7752 (reload_as_needed): Call it.
7753 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7754 don't call find_many_sub_basic_blocks; call verify_flow_info.
7755 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7756 (keep_stack_depressed): Likewise.
7757 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7759 2005-08-31 Richard Henderson <rth@redhat.com>
7761 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7764 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7766 * expr.c (expand_expr_real_1): Compare size of address
7767 mode to target's address mode size in deciding expansion of
7768 the constant address.
7770 2005-08-31 Richard Guenther <rguenther@suse.de>
7773 * expr.c (all_zeros_p): New function.
7774 (expand_expr_real_1): Handle the case of an all-zero
7775 non-addressable constructor separately.
7777 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7779 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7780 arguments, adjust all callers.
7781 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7783 2005-08-30 Richard Henderson <rth@redhat.com>
7786 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7787 whenever the mode sizes match.
7789 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7791 * calls.c (load_register_parameters): Fix comment typo.
7792 * expr.c (emit_push_insn): Comment formatting.
7794 2005-08-30 Ian Lance Taylor <ian@airs.com>
7796 * config/i386/x-cygwin (host-cygwin): Change dependency from
7797 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7799 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7801 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7804 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7807 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7808 call to ggc_collect.
7810 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7813 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7814 beginning. Remove $(INCLUDES) from all the rules, if following
7815 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7817 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7820 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7821 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7822 not constant, but maxlen is, don't set len to maxlen, rather
7823 set maxlen to len if len is a constant.
7825 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7827 PR tree-optimization/23475
7828 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7831 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7833 Fix PR middle-end/22455
7835 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7836 Checksum only the parts of the tree that exist for the tree code.
7838 2005-08-28 Dale Johannesen <dalej@apple.com>
7840 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7842 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7844 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7846 2005-08-28 Richard Henderson <rth@redhat.com>
7848 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7849 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7852 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7855 * builtins.c (get_memory_rtx): Don't strip nops
7856 in between COMPONENT_REFs.
7858 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7861 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7863 (gimplify_modify_expr): Check for zero sized types and gimplify the
7864 rhs and lhs as statements.
7866 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7869 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7870 state for return address column of signal frames.
7872 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7875 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7876 bytes >= 2 not bytes == 2.
7877 (expand_block_move): Same.
7879 2005-08-27 Richard Guenther <rguenther@suse.de>
7882 * config/i386/sse.md (sse2_movsd): Add missing closing
7885 2005-08-27 Paul Brook <paul@codesourcery.com>
7887 * genrecog.c (enum decision_type): Add DT_num_insns.
7888 (struct decision_test): Add u.num_insns.
7889 (add_to_sequence): Add DT_num_insns test.
7890 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7891 (write_cond, debug_decision_2): Ditto.
7892 (change_state): Assume peep2_next_insn never fails.
7893 Remove "afterward" argument.
7894 (write afterward, write_tree): Update to match.
7895 * recog.c (peep2_current_count): New variable.
7896 (peep2_next_insn): Check it.
7897 (peephole2_optimize): Set peep2_current_count.
7898 * recog.h (peep2_current_count): Declare.
7900 2005-08-26 Josh Conner <jconner@apple.com>
7903 * ipa-pure-const.c (check_tree): Check for volatile-ness
7904 when considering a dereference.
7906 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7908 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7910 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7912 PR rtl-optimization/23561
7913 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7914 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7915 at most LEN bytes long memory fits into the field.
7916 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7917 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7918 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7920 2005-08-26 Richard Henderson <rth@redhat.com>
7923 * loop.c (biased_biv_may_wrap_p): New.
7924 (maybe_eliminate_biv_1): Use it to suppress non-equality
7925 comparison transformations. Delete disabled code.
7927 2005-08-26 Ian Lance Taylor <ian@airs.com>
7929 * combine.c (make_extraction): Avoid reference outside object.
7931 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7933 * stor-layout.c (finalize_type_size): Restore behaviour for
7934 non-aggregate types to the status quo ante of the patch for
7935 pr 23467. Document why it matters.
7937 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7940 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7941 array by one element, initialize the BT_LAST element with NULL.
7943 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7945 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7946 optimizing for size.
7948 (compare_plus_eqsi): Same.
7949 (plus_eqsi_compare): Same.
7950 (neg_eq0<mode>): Same.
7951 (neg_eq<mode>): Same.
7953 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7956 2005-08-26 Nick Clifton <nickc@redhat.com>
7958 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7959 TARGET_EP is not defined.
7960 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7961 TARGET_EP is enabled.
7962 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7963 * config/v850/v850.md (save_all_interrupt): Only use the EP
7964 register if TARGET_EP is defined.
7965 (restore_all_interrupt): Likewise.
7966 * config/v850/lib1funcs.asm: Update functions so that the EP
7967 register is only used if __EP__ is defined.
7969 2005-08-26 David Ung <davidu@mips.com>
7971 * config/mips/mips.c (mips_expand_prologue): Handle case when
7972 generating for MIPS16 and the outgoing argument area is more than
7973 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7976 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7978 * config/crx/crx.md: Make doloop_end pattern usage controllable
7979 via mloop-nesting=<max-nesting> command line switch. Make sure
7980 the combiner cannot use doloop_end_<mode> in an illegal way.
7981 * config/crx/crx.c: Use regs up to r6 for argument passing.
7982 Refine crx_address_cost (non cst4 displacements are expensive).
7983 * config/crx/crx.opt: Add switch for mloop-nesting=.
7985 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7987 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7988 (UNSPEC_MVST): New constant.
7990 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7992 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7993 Reject operands containing eliminable registers.
7994 * testsuite/gcc.dg/20050825-1.c: New testcase.
7996 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7997 Jan Hubicka <jh@suse.cz>
7999 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
8001 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8003 PR tree-optimization/23546
8004 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
8007 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
8009 * params.def (PARAM_MIN_SPEC_PROB): New.
8010 * sched-rgn.c (MIN_PROBABILITY): Delete.
8011 (compute_trg_info): Convert to PARAM_VALUE.
8012 * doc/invoke.texi (param): Document min-spec-prob.
8014 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
8016 * config/darwin.h: define __PIC__
8017 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
8018 TARGET_OS_CPP_BUILTINS macro.
8020 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8022 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
8025 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8027 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
8029 * cfghooks.c (duplicate_block): Added position where to place
8030 new block as argument.
8031 * cfghooks.h (duplicate_block): Declaration changed.
8032 * cfglayout.c (copy_bbs): Add argument after. Pass it to
8034 * cfglayout.h (copy_bbs): Declaration changed.
8035 * cfgloop.h (loop_version): Declaration changed.
8036 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
8037 position to copy_bbs.
8038 (loop_version): Pass position to duplicate_loop_to_header_edge.
8039 Add place_after argument and position new blocks according to
8041 * modulo-sched.c (sms_schedule): Pass place_after argument
8043 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
8044 * tree-cfg.c (split_edge_bb_loc): New function.
8045 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
8046 to determine position of new blocks.
8047 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
8049 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
8050 argument to duplicate_block.
8051 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
8052 Pass position to copy_bbs.
8054 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8056 * fold-const.c (ptr_difference_const): Use
8057 cst_and_fits_in_hwi instead of host_integerp.
8059 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8061 * config/darwin.c (gen_pic_offset): New.
8062 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
8065 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
8067 PR tree-optimization/23486
8068 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
8070 2005-08-23 Phil Edwards <phil@codesourcery.com>
8072 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
8073 remove use_collect2.
8074 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
8076 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
8077 configuration files to override the default value.
8079 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
8080 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8081 * config/vx-common.h: New file, split out from...
8082 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8083 * config/vxworksae.h: New file, for VxWorks AE.
8084 * config/vxworks.opt: New file.
8085 * config/vxlib.c: Update for VxWorks 6.
8087 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8088 other MULTILIB_* variables appropriately.
8089 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8090 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8091 * config/rs6000/vxworks.h: Update for VxWorks 6.
8092 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8094 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8097 * config/darwin.c (machopic_select_section): Remove the hack to
8098 mark "::operator new" and "::operator delete" for coalescing
8099 even though they are not weak.
8101 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8103 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8104 * configure: Regenerate.
8106 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8109 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8111 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8112 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8115 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8117 * config/rs6000/predicates.md (equality_operator): New.
8118 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8119 comparison with a large constant.
8121 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8123 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8125 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8127 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8128 registers is even, and we have a hardware double precision fp,
8130 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8131 size of current argument when checking if argument was passed in
8134 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8137 * stor-layout.c (finalize_type_size): Dont override
8138 existing alignment with a smaller alignment from the mode.
8140 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8142 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8143 * lambda.h (lambda_vector_lexico_pos): ... here.
8144 * tree-data-ref.c (build_classic_dist_vector): Return false when
8145 the distance vector is lexicographically negative.
8147 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8149 PR tree-optimization/23511
8150 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8151 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8153 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8155 PR tree-optimization/22043
8156 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8157 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8158 If ALLOW_FLEXARR, handle types ending with flexible array member.
8159 Pass false as second argument to recursive count_type_elements calls.
8160 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8161 argument to count_type_elements call.
8162 * tree-sra.c (decide_block_copy): Likewise.
8163 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8164 for a constant-sized object, set cleared as well. Pass true as
8165 second argument to count_type_elements call.
8167 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8170 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8171 from legitimate_small_data_p, and make global. Update use.
8172 Remove forward declaration.
8173 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8175 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8177 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8179 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8180 of scratch intermediates.
8181 (eq<mode>_compare): Same.
8182 (neg_eq0<mode>): New.
8183 (neg_eq<mode>): Convert to define_insn_and_split.
8185 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8188 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8189 stdarg functions, set/clear the fp marker even when no variable
8191 * config/rs6000/sysv4.opt (mprototype): Describe.
8193 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8195 PR rtl-optimization/23478
8196 * regs.h (reg_info): Add throw_calls_crossed.
8197 (REG_N_THROWING_CALLS_CROSSED): Define.
8198 * flow.c (allocate_reg_life_data): Initialize
8199 REG_N_THROWING_CALLS_CROSSED.
8200 (propagate_one_insn, attempt_auto_inc): Update
8201 REG_N_THROWING_CALLS_CROSSED.
8202 * global.c (global_alloc): Don't allocate pseudos across
8203 calls that may throw.
8205 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8208 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8209 value is inbetween the range if we did not find an exact match.
8211 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8213 * doc/invoke.texi (Option Summary): Add ms1 options.
8214 * doc/extend.texi: Document interrupt handler attribute for ms1.
8215 * doc/md.texi: Document ms1 constraints.
8216 * config.gcc: Add ms1-*-elf.
8217 * config/ms1/ms1.h: New.
8218 * config/ms1/ms1.c: New.
8219 * config/ms1/ms1.md: New.
8220 * config/ms1/ms1-protos.h: New.
8221 * config/ms1/ABI.txt: New.
8222 * config/ms1/crti.asm: New.
8223 * config/ms1/crtn.asm: New.
8224 * config/ms1/lib2extra-funcs.c: New.
8225 * config/ms1/t-ms1: New.
8226 * config/ms1/ms1.opt: New.
8228 2005-08-22 Ira Rosen <irar@il.ibm.com>
8230 * config/rs6000/altivec.md (xorv4sf3): New.
8231 (negv4sf2, neg<mode>2): Likewise.
8233 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8236 * config/ia64/ia64.md (divsi3): Check divide by zero.
8237 (udivsi3): Likewise.
8239 (udivdi3): Likewise.
8241 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8243 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8244 up to elem_bitsize bits, not max_bitsize.
8246 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8248 PR tree-optimization/23433
8249 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8250 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8252 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8254 PR tree-optimization/23434
8255 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8256 the iteration bound is not an INTEGER_CST.
8258 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8260 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8261 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8262 NULL if need_epilog_adjust is false.
8263 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8264 Case 3 always peels first itration, not just for PLUS case, and no need
8265 to use scalar_initial_def here. Create an epilog adjustment only if
8266 scalar_initial_def is not NULL.
8268 (vectorizable_reduction): Remove assert.
8270 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8273 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8274 (__moddi3): Likewise.
8275 (__udivdi3): Likewise.
8276 (__umoddi3): Likewise.
8277 (__divsi3): Likewise.
8278 (__modsi3): Likewise.
8279 (__udivsi3): Likewise.
8280 (__umodsi3): Likewise.
8282 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8284 * tree-pass.h (TDF_GRAPH): Define.
8285 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8286 * passes.c (finish_optimization_passes): Only call
8287 finish_graph_dump_file if TDF_GRAPH is set.
8288 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8289 NULL. Set TDF_GRAPH bit.
8290 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8292 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8294 * arm.h (arm_stack_offsets): Add locals_base field.
8295 * arm.c (arm_get_frame_offsets): Compute it.
8296 (thumb_compute_initial_elimination offset): Make the Thumb frame
8297 pointer point to the base of the local variables.
8298 (thumb_expand_prologue): Update accordingly.
8299 (thumb_expand_epilogue): Likewise.
8301 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8302 mode of clobbered scratch to DImode. Handle a case that's known to
8305 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8307 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8308 (gt0<mode>_compare): Delete.
8309 (neg_gt0<mode>): Delete.
8311 2005-08-19 Eric Christopher <echristo@apple.com>
8313 * optabs.h: Change CTI_ to COI_.
8316 2005-08-19 James E Wilson <wilson@specifix.com>
8318 * builtins.c (expand_builtin_return_addr): Set
8319 current_function_accesses_prior_frames when count != 0. Use
8320 frame_pointer_rtx when count == 0.
8321 * function.h (struct function): Add accesses_prior_frames field.
8322 (current_function_accesses_prior_frames): Define.
8323 * reload1.c (init_elim_table): Check
8324 current_function_accesses_prior_frames.
8325 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8327 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8329 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8330 indicator. Return true if the flowgraph changed during
8333 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8336 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8337 conditional expression before testing its value.
8339 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8341 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8343 2005-08-19 Devang Patel <dpatel@apple.com>
8345 PR tree-optimization/23048
8346 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8347 third parameter. Check whether latch is dominated by exit
8349 (if_convertible_loop_p): Supply exit block itself to
8350 if_convertible_bb_p.
8352 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8355 * arm.md (arm_load_pic_register): Change argument to the mask of
8356 saved registers. Call thumb_find_work_register if we need a
8357 scratch register on Thumb.
8358 (arm_expand_prologue): Pass empty register set to
8359 arm_load_pic_register.
8360 (thumb_expand_prologue): Pass live_regs_mask directly to
8361 arm_load_pic_register.
8362 * arm-protos.h (arm_load_pic_register): Update prototype.
8364 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8366 * sh.c (find_sole_member): New function.
8367 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8368 if the record's alignment is larger than the size of its only member.
8370 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8373 * arm.c (thumb_legitimize_reload_address): New function.
8374 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8375 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8377 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8379 * config/crx/crx.c: Implement crx_decompose_address. Reject
8380 symbolic displacements since CRX register relative adressing
8381 mode can't handle unsigned 32-bit values as displacements.
8382 * config/crx/crx.h: Simplify definitions, remove redundant
8383 parenthesis and obsolete macros.
8384 * config/crx/crx.opt: Add new switch for debugging addresses.
8385 * config/crx/crx-protos.h: Add new declarations for above.
8387 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8390 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8393 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8395 * collect2.c (dup2): Delete.
8396 * configure.ac: Don't check for dup2.
8398 * config.in, configure: Regenerate.
8400 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8402 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8403 record with the type of its only member.
8405 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8407 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8408 define_insn_and_split.
8409 (plus_ltu<mode>_compare): Same.
8410 (gtu<mode>_compare): Same.
8411 (plus_gtu<mode>_compare): Same.
8413 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8415 PR tree-optimization/22228
8416 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8418 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8419 are recorded in vect_vnames_to_rename for renaming.
8420 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8421 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8422 in vect_vnames_to_rename.
8423 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8424 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8426 2005-08-18 Jan Hubicka <jh@suse.cz>
8429 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8430 info only for local statics, not for member variables.
8432 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8434 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8436 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8438 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8440 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8443 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8445 2005-08-17 James E Wilson <wilson@specifix.com>
8447 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8450 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8452 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8453 (leu<mode>_compare): Same.
8454 (plus_leu<mode>): Same.
8455 (neg_leu<mode>): Same.
8456 (and_neg_leu<mode): Same.
8457 (ltu<mode>_compare): Same.
8458 (plus_ltu<mode>): Same.
8460 (geu<mode>_compare): Same.
8461 (plus_geu<mode>): Same.
8462 (neg_geu<mode>): Same.
8463 (and_neg_geu<mode>): Same.
8464 (plus_gt<mode>): Same.
8465 (gtu<mode>_compare): Same.
8466 (plus_gtu<mode>): Same.
8468 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8470 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8471 Move call_table_data to end. Delete spurious .text.
8472 (callt_save_all_interrupt): Fix comment typo.
8474 2005-08-17 James E Wilson <wilson@specifix.com>
8475 Kevin Winchester <winchester@amirix.com>
8478 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8480 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8483 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8484 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8486 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8488 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8489 record with the type of its only member if the modes don't match.
8491 * varasm.c (decode_reg_name): Skip empty additional register names.
8493 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8495 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8496 lsm_tmp_name_length): New.
8497 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8498 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8500 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8501 Andreas Krebbel <krebbel1@de.ibm.com>
8503 * config.gcc: Added z9-109 switch.
8504 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8505 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8506 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8507 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8508 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8509 for "z9_109" cpu attribute.
8510 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8511 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8512 (s390_handle_arch_option): Added z9-109 switch.
8513 (override_options): Set respective cost function for z9-109.
8514 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8515 (legitimate_reload_constant_p): Accept extended immediates.
8516 (print_operand): Three new output modifiers added: k, m and o.
8517 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8518 (s390_output_mi_thunk): Use extended immediate when possible.
8519 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8520 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8521 (CONSTRAINT_LEN): Added length of O constraint.
8522 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8523 * config/s390/s390.md ("cpu"): New value z9_109 added.
8524 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8525 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8526 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8527 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8528 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8529 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8530 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8531 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8532 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8533 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8534 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8535 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8536 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8537 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8538 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8540 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8541 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8542 insns for TARGET_EXTIMM.
8544 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8546 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8548 2005-08-17 Nick Clifton <nickc@redhat.com>
8550 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8551 Call default_encode_section_info.
8553 2005-08-17 Steven Bosscher <stevenb@suse.de>
8555 PR tree-optimization/21574
8556 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8557 constant, return CONSTANT.
8558 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8559 (ccp_fold, visit_assignment): Likewise.
8560 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8562 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8564 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8565 fold_buildN instead of buildN then fold_initializer or fold.
8566 (build_unary_op): Likewise.
8567 (build_binary_op): Likewise.
8568 * fold-const.c (fold_initializer): Remove.
8569 (fold_build1_initializer): New function.
8570 (fold_build2_initializer): New function.
8571 (fold_build3_initializer): New function.
8572 * tree.h (fold_initializer): Remove.
8573 (fold_build1_initializer): New function.
8574 (fold_build2_initializer): New function.
8575 (fold_build3_initializer): New function.
8577 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8579 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8580 (try_move_mult_to_index): Call fold_build2 instead of build2.
8581 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8582 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8583 fold_binary_to_constant.
8584 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8586 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8587 check if A == gcd (A, B). Remove TYPE argument.
8588 (analyze_offset) Use fold_build2 instead of fold (build.
8589 (create_data_ref): Likewise.
8590 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8591 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8594 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8596 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8597 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8599 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8602 * gimplify.c (zero_sized_type): New function.
8603 (gimplify_modify_expr_rhs): If we have a zero sized type,
8604 replace the statement with an empty statement.
8606 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8608 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8611 2005-08-16 Ian Lance Taylor <ian@airs.com>
8613 * doc/tm.texi (Label Output): Correct typo.
8615 2005-08-16 Steven Bosscher <stevenb@suse.de>
8618 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8619 force_operand will work later on using have_insn_for.
8621 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8623 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8625 2005-08-16 Ian Lance Taylor <ian@airs.com>
8628 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8629 vector type, don't try to construct it element by element. Add an
8630 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8632 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8634 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8636 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8638 * doc/invoke.texi (Precompiled Headers): Document some more options
8639 which are known to be safe.
8641 2005-08-16 James E Wilson <wilson@specifix.com>
8643 PR tree-optimization/21105
8644 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8645 TREE_OVERFLOW check.
8647 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8649 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8650 (neg_ltu<mode>): Same.
8652 (neg_gtu<mode>): Same.
8654 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8656 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8657 (fold_builtin_isdigit): Use fold_buildN.
8658 (build_function_call_expr): Likewise.
8659 * c-typeck.c (c_finish_loop): Likewise.
8661 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8662 Richard Shann <rshann@superh.com>
8664 PR middle-end/20396:
8665 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8667 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8669 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8671 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8674 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8675 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8678 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8681 * fold-const.c (build_range_check): Disable optimization for function
8682 pointer expressions on targets that require function pointer
8685 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8687 * simplify-rtx.c (simplify_const_relational_operation): When
8688 extracting arguments of a COMPARE, recompute the mode as well.
8690 2005-08-15 Ian Lance Taylor <ian@airs.com>
8692 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8694 2005-08-15 DJ Delorie <dj@redhat.com>
8696 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8698 (movsi_splittable): Allow, but split, moves to the stack.
8699 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8702 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8704 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8705 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8706 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8708 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8709 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8710 Delete HOST_PTR_PRINTF.
8712 * configure, config.in: Regenerate.
8714 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8716 * config/rs6000/rs6000.md (QHSI): New mode macro.
8717 (wd): Extend mode attr for QImode and HImode
8718 (dbits): New mode attr.
8719 (zero_extend<mode>di2): Convert to mode macro.
8721 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8724 * doc/invoke.texi (-mgnu-ld): Update description.
8727 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8730 * Makefile.in (tree-chrec.o): Depends on real.h.
8731 * tree-chrec.c: Include real.h.
8732 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8733 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8734 * tree-scalar-evolution.c (add_to_evolution_1,
8735 interpret_rhs_modify_expr): Ditto.
8737 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8740 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8741 step is negative compute the estimation from init downwards to zero.
8743 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8745 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8747 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8749 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8751 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8752 Accept double-word constants that can be split.
8753 * config/s390/s390.md ("movti"): Use 'P' constraint.
8754 ("*movdi_31", "*movdf_31"): Likewise.
8756 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8758 Fix PR tree-optimization/22615
8760 * tree-ssa-structalias.c (solution_set_add): Handle
8761 first_vi_for_offset returning NULL.
8762 (do_da_constraint): Ditto.
8763 (do_sd_constraint): Ditto.
8764 (do_ds_constraint): Ditto
8765 (find_func_aliases): Ditto.
8766 (build_constraint_graph): RHS is allowed be ANYTHING.
8767 (first_vi_for_offset): Return NULL if we couldn't find anything at
8770 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8772 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8773 over memory as first operand.
8775 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8778 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8779 available for setting it.
8781 2005-08-14 Ira Rosen <irar@il.ibm.com>
8783 PR tree-optimization/23320
8784 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8785 data-refs' types instead of base object nullness. Add check for
8786 pointer type data-refs before first location comparison. Remove
8789 2005-08-14 Andreas Schwab <schwab@suse.de>
8791 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8793 2005-08-13 James E Wilson <wilson@specifix.com>
8795 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8796 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8797 -fstack-protector-all, --param ssp-buffer-size): Document.
8798 (-Wvariadic-macros): Alphabetize.
8799 (-fsched-stalled-insns-dep): Add missing 'f'.
8801 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8804 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8806 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8807 or indirect address operand.
8808 (EXTRA_ADDRESS_CONSTRAINT): New.
8809 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8811 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8813 PR tree-optimization/22236
8814 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8815 successors and predecessors.
8816 * tree-chrec.c (chrec_convert): Before converting, check that
8817 sequences don't wrap.
8818 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8819 (analyze_array): Extern.
8820 (find_data_references_in_loop): Remove call to
8821 compute_estimated_nb_iterations.
8822 * tree-data-ref.h (analyze_array): Declared.
8823 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8824 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8825 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8826 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8828 * tree-ssa-loop-ivcanon.c: Fix documentation.
8829 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8830 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8831 (infer_loop_bounds_from_undefined): New.
8832 (estimate_numbers_of_iterations_loop): Use
8833 infer_loop_bounds_from_undefined.
8834 (used_in_pointer_arithmetic_p): New.
8835 (scev_probably_wraps_p): Pass an extra parameter. Call
8836 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8837 (convert_step): Fix documentation.
8838 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8839 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8840 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8841 scev_probably_wraps_p.
8843 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8845 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8846 (s390_register_info): Ignore clobbered_regs information for fixed
8847 registers, and only fixed registers.
8848 (s390_init_frame_layout): Remove redundant call.
8850 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8852 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8853 description of -Wold-style-casts.
8855 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8856 Jakub Jelinek <jakub@redhat.com>
8858 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8859 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8860 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8861 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8862 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8863 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8864 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8865 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8866 ("stack_protect_set", "stack_protect_test"): New expanders.
8867 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8868 "stack_protect_testdi"): New insn definitions.
8870 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8872 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8874 2005-08-12 Paul Brook <paul@codesourcery.com>
8876 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8878 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8880 * config/s390/predicates.md (setmem_operand): New predicate.
8881 (shift_count_operand): Accept ANDs with special constants as
8883 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8884 with special constants.
8885 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8886 shift_count_operand with setmem_operand.
8888 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8890 * config/s390/s390.c (s390_extract_part, s390_single_part):
8892 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8893 (s390_output_mi_thunk): Don't use lg on 31 bit.
8894 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8895 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8897 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8899 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8900 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8901 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8902 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8903 with one of the new macros.
8905 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8907 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8908 Don't set save_return_addr_p.
8909 (s390_register_info): Make clobbered_regs not depending on
8912 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8914 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8915 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8917 2005-08-11 James E. Wilson <wilson@specifix.com>
8919 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8921 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8923 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8924 locations gathered by var-tracking in single entry loc_list
8925 over loc_descriptor_from_tree.
8927 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8928 pass it down to loc_descriptor.
8929 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8930 (containing_function_has_frame_base): Move earlier in the file.
8931 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8932 instead of always assuming fbreg can't be used.
8934 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8936 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8937 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8938 Accept address wrapped in AND for Altivec.
8939 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8940 Strip AND wrapping offset address for Altivec.
8942 2005-08-11 Richard Henderson <rth@redhat.com>
8945 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8946 before using TYPE_IS_SIZETYPE.
8948 2005-08-11 Richard Henderson <rth@redhat.com>
8951 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8952 insn types not present on ev4.
8953 (alphaev5_insn_pipe): Similarly.
8955 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8958 * arm.c (arm_override_options): If the user has selected callee-super-
8959 interworking, then enable normal interworking.
8961 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8963 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8966 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8968 * doc/rtl.texi: Fix two typos.
8970 2005-08-11 Richard Guenther <rguenther@suse.de>
8973 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8974 cases where we call to/from functions returning void.
8976 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8979 * tree.c (build_pointer_type_for_mode): Robustify.
8981 2005-08-10 James E Wilson <wilson@specifix.com>
8983 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8984 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8986 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8989 2005-08-10 Eric Christopher <echristo@apple.com>
8991 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8992 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8995 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8998 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8999 for the high part when generating dynamic-no-pic code.
9001 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
9003 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
9004 (x86_64-*-linux*): Likewise.
9006 * config/i386/crtfastmath.c: New file.
9007 * config/i386/t-crtfm: Likewise.
9009 * config/i386/linux.h (ENDFILE_SPEC): New.
9010 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
9012 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9015 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
9017 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
9018 (vec_shl, vec_shr): Document new operations.
9019 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
9021 2005-08-10 David Edelsohn <edelsohn@gnu.org>
9023 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
9024 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
9025 change predicate to indexed_or_indirect_address.
9027 2005-08-10 Richard Sandiford <richard@codesourcery.com>
9029 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
9030 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
9031 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
9032 and __aeabi_uwrite8.
9033 * config/arm/unaligned-funcs.c: New file.
9034 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
9036 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
9038 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
9040 * cfglayout.c (pass_insn_locators_initialize): Add dump.
9041 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
9043 * except.c (pass_convert_to_eh_region_ranges): Add dump.
9044 * final.c (pass_shorten_branches): Add dump.
9045 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
9046 (pass_life): Rename dump.
9047 (rest_of_handle_flow2): Remove initial verify_flow_info.
9048 * function.c (pass_instantiate_virtual_regs): Add dump.
9049 * integrate.c (pass_initial_value_sets): Add dump.
9050 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
9051 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
9052 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
9053 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
9054 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
9055 gate_rtl_unrool_and_peel_loops): New.
9056 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
9057 rtl_doloop): Do not look at flags.
9058 * mode-switching.c (pass_mode_switching): Add dump.
9059 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
9060 pass_split_before_regstack): Add dump.
9061 * regmove.c (pass_stack_adjustments): Add dump.
9062 * tree-optimize.c (pass_fixup_cfg): Add dump.
9064 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9067 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
9068 deciding which instruction sequence to use.
9070 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
9072 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
9073 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
9075 2005-08-09 Richard Guenther <rguenther@suse.de>
9077 * c-common.c (builtin_function_2): Remove.
9078 (def_builtin_1): New function.
9079 (c_common_nodes_and_builtins): Use def_builtin_1 to
9080 build builtin functions.
9082 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9084 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9085 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9086 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9089 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9091 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9092 fold_binary instead of fold_build2 since we don't care about the
9094 (loop_niter_by_eval): Likewise.
9095 (compare_trees): Likewise.
9096 (proved_non_wrapping_p): Likewise.
9098 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9102 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9103 if the if is really empty.
9105 2005-08-09 Steven Bosscher <stevenb@suse.de>
9107 PR tree-optimization/23234
9108 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9109 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9110 argument of the new enum.
9111 (execute_cse_reciprocals): Add reciprocals for function arguments
9112 on the unique successor edge of the entry block. Update other calls
9113 to execute_cse_reciprocals_1.
9115 2005-08-08 Richard Henderson <rth@redhat.com>
9118 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9120 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9122 * expr.c (write_complex_part): Return after handling MEM.
9124 2005-08-08 Josh Conner <jconner@apple.com>
9126 PR rtl-optimization/23241
9127 * combine.c (simplify_comparison): Fix error in determining
9128 whether to lift a subreg from comparison.
9130 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9133 * config/rs6000/altivec.md (vec_init<mode>): New.
9134 (vec_set<mode>): New.
9135 (vec_extract<mode>): New.
9136 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9137 (rs6000_expand_vector_set): New.
9138 (rs6000_expand_vector_extract): New.
9139 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9140 for Altivec modes before reload.
9141 (altivec_expand_vec_init_builtin): New.
9142 (get_element_number): New.
9143 (altivec_expand_vec_set_builtin): New.
9144 (altivec_expand_vec_ext_builtin): New.
9145 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9147 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9149 * config/rs6000/rs6000.h (rs6000_builtins): Add
9150 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9151 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9152 * config/rs6000/rs6000-protos.h: Declare new functions.
9154 2005-08-08 Jan Hubicka <jh@suse.cz>
9156 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9157 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9158 * i386.md (movdi*): Use pic_32bit_operand.
9159 * predicates.md (pic_32bit_operand): New.
9161 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9164 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9166 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9168 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9169 (test_for_singularity): Use fold_build2.
9171 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9173 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9175 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9177 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9178 (COMMON_ASM_OP) Define.
9179 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9180 (ix86_encode_section_info): Likewise.
9181 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9182 SUBTARGET_ENCODE_SECTION_INFO.
9184 2005-08-06 Richard Henderson <rth@redhat.com>
9187 * tree-nested.c (convert_local_reference): Save and restore val_only
9188 around component_ref and friends. Clear walk_subtrees by default.
9190 2005-08-06 Peter O'Gorman <peter@pogma.com>
9193 * gcc.c (process_command): Check the argument to -b has a dash.
9194 * doc/invoke.texi: Update -b and -V docs.
9196 2005-08-06 James E Wilson <wilson@specifix.com>
9198 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9200 2005-08-06 Michael Matz <matz@suse.de>
9202 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9203 member only if only one insn is associated with the value.
9205 2005-08-06 Nick Clifton <nickc@redhat.com>
9207 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9209 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9210 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9211 Check symbol flags instead of symbol name mangling.
9212 (xstormy16_asm_output_aligned_common): Likewise. Also
9213 simplify code since the bss100_section cass is the only case
9214 where the below100 code will be triggered.
9215 (xstormy16_encode_section_info): Encode below100 attribute
9216 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9218 (xstormy16_strip_name_encoding): Delete - this function is no
9220 (TARGET_STRIP_NAME_ENCODING): Undefine.
9221 * config/stormy16/stormy16-protos.h: Delete prototype for
9222 xstormy16_strip_name_encoding.
9224 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9226 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9227 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9228 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9229 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9230 config/alpha/predicates.md, config/arc/arc.h,
9231 config/arm/arm.h, config/arm/ieee754-df.S,
9232 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9233 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9234 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9235 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9236 config/m68hc11/m68hc11.h, config/mips/mips.c,
9237 config/mips/mips.h, config/mips/openbsd.h,
9238 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9239 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9240 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9241 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9242 config/sparc/linux.h, config/sparc/linux64.h,
9243 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9244 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9245 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9246 typos. Follow spelling conventions.
9248 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9251 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9252 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9253 specially. Check for side effects only for COND_EXPR.
9254 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9255 return with TREE_NO_WARNING.
9257 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9259 PR rtl-optimization/23233
9260 * loop.c (combine_movables): Require the modes to be the same.
9261 (move_movables): Remove handling of cases where the replacement
9262 had a different mode to the original.
9264 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9266 PR tree-optimization/23128
9267 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9268 subtraction wrap, and set TREE_OVERFLOW if they do.
9270 2005-08-05 Richard Henderson <rth@redhat.com>
9273 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9274 FORCED_LABEL labels.
9276 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9279 * reload.c (find_reloads_subreg_address): Pass down TYPE
9280 unchanged. Change all callers except find_reloads_toplev.
9282 2005-08-05 Michael Matz <matz@suse.de>
9284 * genattrtab.c (current_alternative_string): Remove.
9285 (SIMPLIFY_ALTERNATIVE): Ditto.
9286 (attr_alt_bit_p): Ditto.
9287 (alternative_name): Make const char *.
9288 (evaluate_eq_attr): Remove use of above things.
9289 (simplify_test_exp): Ditto.
9290 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9291 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9293 2005-08-04 James E Wilson <wilson@specifix.com>
9295 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9296 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9297 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9298 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9299 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9301 2005-08-04 Richard Henderson <rth@redhat.com>
9304 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9305 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9306 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9307 if we'd have to instantiate too many members.
9309 2005-08-04 Richard Henderson <rth@redhat.com>
9312 * tree-outof-ssa.c (coalesce_asm_operands): New.
9313 (coalesce_ssa_name): Use it. Split out ...
9314 (coalesce_phi_operands, coalesce_result_decls): ... these.
9316 2005-08-04 Paul Brook <paul@codesourcery.com>
9318 * read-rtl.c (read_quoted_string): Break if EOF.
9320 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9322 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9323 (fold_build2): Likewise.
9324 (fold_build3): Likewise.
9325 (fold_build1_stat): New function prototype.
9326 (fold_build2_stat): Likewise.
9327 (fold_build3_stat): Likewise.
9328 * fold-const.c (fold_build1): Rename to ..
9329 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9330 through to build1_stat.
9331 (fold_build2): Rename to ..
9332 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9333 through to build2_stat.
9334 (fold_build3): Rename to ..
9335 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9336 through to build3_stat.
9338 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9339 Ian Lance Taylor <ian@airs.com>
9341 * function.c (assign_stack_local_1): Do not correct stack slot
9342 address if allocation size is smaller than mode size.
9344 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9347 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9348 (tree_merge_blocks): Propagate anything allowed by
9350 Clarify documentation.
9351 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9352 SSA form, schedule an update if necessary.
9354 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9356 * doc/install.texi (Binaries): Remove broken link to
9357 Sinix/Reliant Unix binaries.
9359 2005-08-03 Richard Henderson <rth@redhat.com>
9362 * function.c (stack_protect_epilogue): Export.
9363 * tree.h (stack_protect_epilogue): Declare.
9364 * calls.c (expand_call): Call it.
9366 2005-08-03 Eric Christopher <echristo@apple.com>
9368 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9369 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9372 2005-08-04 Jan Hubicka <jh@suse.cz>
9374 * profile.c (branch_prob): Split edges with goto locus on them
9375 to get proper line counts.
9376 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9378 2005-08-03 Paul Brook <paul@codesourcery.com>
9380 * function.c (assign_parms): Round current_function_args_size
9381 to PARM_BOUNDARY, not STACK_BOUNDARY.
9383 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9385 * config/i386/i386.c (x86_elf_aligned_common)
9386 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9388 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9390 PR tree-optimization/23157
9391 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9392 before emitting them.
9394 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9396 PR tree-optimization/19899
9397 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9398 * tree-scalar-evolution.c: Include real.h.
9399 (add_to_evolution): Build constant -1 of correct type.
9401 2005-08-03 Jan Hubicka <jh@suse.cz>
9403 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9404 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9405 profile updating for complette unrolling.
9406 * loop-unroll.c (peel_loop_completely): Use it.
9407 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9408 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9411 2005-08-03 Paul Brook <paul@codesourcery.com>
9413 * combine.c (can_change_dest_mode): New function.
9414 (try_combine, simplify_set): Use it.
9416 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9418 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9421 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9423 * doc/install.texi (Specific): Adjust link to openavr.org.
9424 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9425 (Binaries): Adjust HP-UX Porting Center link.
9426 (Binaries): Adjust Free Software Foundation ordering link.
9428 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9430 * convert.c (convert_to_integer): Use fold_build1 instead of
9431 build1 when converting an integer to an integer.
9433 2005-08-02 Richard Henderson <rth@redhat.com>
9435 * combine.c (combine_instructions): Don't use reg_equal/equiv
9436 results if the mode doesn't match.
9438 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9440 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9441 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9443 2005-08-02 Richard Henderson <rth@redhat.com>
9446 * explow.c (memory_address): Remove special-case for
9447 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9449 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9452 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9453 number of calls to cleanup_tree_cfg_1.
9455 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9457 * doc/invoke.texi: document file extensions .F90 and .F95
9459 2005-08-02 Richard Guenther <rguenther@suse.de>
9461 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9462 positive if its first argument is positive.
9464 2005-08-02 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimization/23177
9467 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9470 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9472 PR tree-optimization/23129
9473 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9474 varying for divisions with anti-ranges.
9476 2005-08-02 Jan Hubicka <jh@suse.cz>
9478 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9479 * tree-ssa-threadupdate.c (thread_block): Add it here.
9481 2005-08-01 James E Wilson <wilson@specifix.com>
9483 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9484 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9485 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9487 * config/mips/predicates.md (const_call_insn_operand): Add check for
9488 SYMBOL_REF_LONG_CALL_P.
9489 * doc/extend.texi (long_call): Document the new attribute.
9491 2005-08-01 Ian Lance Taylor <ian@airs.com>
9492 Richard Henderson <rth@redhat.com>
9494 * Makefile.in (RTL_BASE_H): Add real.h.
9495 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9497 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9499 * rtl.c (rtl_check_failed_code_mode): New.
9500 * rtl.h (struct rtx_def): Add u.rv.
9501 (XCMWINT, XCNMPRV): New.
9502 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9503 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9505 2005-08-01 Richard Henderson <rth@redhat.com>
9507 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9508 with auto-inc codes.
9510 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9512 2005-08-01 Jan Hubicka <jh@suse.cz>
9514 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9515 * i386.c: Include dwarf2.h
9516 (asm_preferred_eh_data_format): New.
9517 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9519 2005-08-01 Ian Lance Taylor <ian@airs.com>
9521 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9522 randomize_va_space for virtual address randomization control.
9524 2005-08-01 Steven Bosscher <stevenb@suse.de>
9526 * common.opt (flag_ipa_cp): Put in right place to maintain
9529 2005-08-01 Jan Hubicka <jh@suse.cz>
9531 * profile.c (compute_value_histograms): Fix thinko.
9532 * value-prof.c: Include toplev.h
9533 (check_counter): New function.
9534 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9535 tree_mod_subtract_transform): Add sanity check.
9537 2005-08-01 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/23133
9540 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9541 current functions parameter decls to find defs to cse
9544 2005-08-01 Richard Guenther <rguenther@suse.de>
9546 PR tree-optimization/23109
9547 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9548 If trapping math is in effect, use post-dominator information
9549 to check if we'd in any case reach a trapping point before
9550 doing the reciprocal insertion.
9551 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9552 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9553 expressions are invariant only if trapping math is not in effect.
9555 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9557 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9558 cgraph_function_versioning): New declarations.
9559 * cgraphunit.c: Add include to ipa-prop.h.
9560 (update_call_expr, cgraph_copy_node_for_versioning,
9561 cgraph_function_versioning): New functions.
9562 * integrate.c (copy_decl_for_inlining): Remove.
9563 * ipa-prop.h (ipa_replace_map): New struct.
9564 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9565 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9566 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9567 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9568 ipcp_iterate_stage, ipcp_method_scale_print,
9569 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9570 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9571 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9572 ipcp_update_bb_counts, ipcp_update_profiling,
9573 ipcp_update_edges_counts): New functions.
9574 (ipcp_method_cval_init): Remove restriction regarding local methods.
9575 (ipcp_init_stage): Add ipcp_method_compute_scale.
9576 (ipcp_insert_stage): Add versioning.
9577 (ipcp_structures_print): Add ipcp_method_scale_print.
9578 (ipcp_driver): Dump profiling info.
9579 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9580 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9581 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9582 (struct inline_data): Add versioning_p, ipa_info, new fields.
9583 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9584 declare_return_variable): Replace calls to copy_decl_for_inlining with
9586 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9588 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9589 Add argument VERSIONING.
9590 (copy_arguments_for_versioning, copy_static_chain,
9591 function_versionable_p, tree_versionable_function_p,
9592 tree_function_versioning, replace_ref_tree): New functions.
9593 * tree-inline.h: Include varray.h.
9594 (tree_versionable_function_p, tree_function_versioning,
9595 tree copy_decl_for_dup): New declarations.
9597 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9599 * ipa-cp.c: New file. Contains IPCP specific functionality.
9600 * ipa-prop.h: New file. Contains structures/definitions that can be
9601 used by several interprocedural data flow optimizations (and also IPCP).
9602 * ipa-prop.c: New file.
9603 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9604 * common.opt: Add ipa-cp flag.
9605 * timevar.def: Add IPCP optimization.
9606 * tree-optimize.c (init_tree_optimization_passes): Schedule
9608 * tree-pass.h (pass_ipa_cp): Declare.
9610 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9612 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9613 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9614 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9615 config/i386/i386.c, config/mips/mips.h,
9616 config/rs6000/rs6000.h, config/sh/sh.c,
9617 config/stormy16/stormy16.c: Fix comment typos.
9619 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9622 * c-typeck.c (build_binary_op): Use common_type wrapper on
9624 (common_type): Update comment.
9626 2005-07-31 Steven Bosscher <stevenb@suse.de>
9629 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9630 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9631 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9633 2005-07-31 Jan Hubicka <jh@suse.cz>
9635 * pretty-print.h (pp_widest_integer): New macro.
9636 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9639 2005-07-31 Jan Hubicka <jh@suse.cz>
9641 * output.h (enum section_category): Export from varasm.c
9642 (categorize_decl_for_section): Likewise.
9643 * varasm.c (enum section_category): Kill.
9644 (categorize_decl_for_section): Make global.
9645 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9647 * i386.c (ix86_section_threshold): New static variable.
9648 (ix86_in_large_data_p, ix86_encode_section_info,
9649 x86_64_elf_unique_section,
9650 x86_64_elf_select_section): New functions.
9651 (TARGET_ENCODE_SECTION_INFO): Define
9652 (override_options): Enable medium model for PIC.
9653 (ix86_expand_prologue): Expand gen_set_got_rex64.
9654 (legitimate_constant_p): Handle new UNSPECs.
9655 (legitimate_pic_address_disp_p): Likewise.
9656 (legitimize_pic_address): Lower MEDIUM model addressing.
9657 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9658 (enum cmodel): Add MEDIUM_PIC.
9659 (SYMBOL_REF_FAR_ADDR_P): New macro.
9660 (SYMBOL_FLAG_FAR_ADDR): New flag.
9661 * i386.md (movdi): Support medium model.
9662 (set_got_rex64): New pattern.
9663 * i386.opt (mlarge-data-threshold): New flag.
9664 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9665 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9666 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9667 TARGET_ASM_UNIQUE_SECTION): New.
9669 * invoke.texi (-mlarge_data_threshold): Document
9671 2005-07-31 Jan Hubicka <jh@suse.cz>
9673 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9674 (coalesce_vars): Likewise.
9675 * tree-ssa-live.c (coalesce_cost): New.
9676 (build_tree_conflict_graph): Use coalesce_cost.
9677 * tree-ssa-live.h (coalesce_cost): Declare.
9679 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9681 * arm.md (all peepholes for post-increment operations): Delete.
9682 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9683 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9684 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9685 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9686 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9688 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9690 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9693 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9696 * doc/invoke.texi: Document -rdynamic.
9698 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9701 * c-parser.c (c_parser_parms_list_declarator): Call
9702 mark_forward_parm_decls.
9703 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9704 decls with visibility structure.
9706 2005-07-30 Paul Brook <paul@codesourcery.com>
9708 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9710 2005-07-30 Paul Brook <paul@codesourcery.com>
9712 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9714 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9716 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9718 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9721 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9722 nested function declarators.
9723 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9724 (grokparms): Call warn_if_shadowing for parameters used within the
9726 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9727 not used within the parameter list.
9728 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9730 2005-07-30 Jan Hubicka <jh@suse.cz>
9732 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9733 * i386.c (ix86_fixup_binary_operands): Likewise.
9734 (ix86_expand_unary_operator): Likewise.
9735 (ix86_expand_fp_absneg_operator): Likewise.
9736 * optabs.c (expand_vec_cond_expr): Validate dest.
9738 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9741 * real.c (real_from_string): Also set last bit if there is a
9742 nonzero hex digit beyond GCC's internal precision after ".".
9744 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9746 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9747 define_constants. Change duplicate values to unassigned numbers.
9748 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9749 (*altivec_vspltsf): New.
9750 (altivec_vperm_v4sf): Delete.
9751 (altivec_vperm_<mode>): Use mode macro V.
9752 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9753 (altivec_predicate_v4sf): Delete.
9754 (altivec_predicate_<mode>): Use mode macro V.
9755 (*altivec_lvesfx): New.
9756 (*altivec_stvesfx): New.
9757 (vec_realign_load_v4sf): Delete.
9758 (vec_realign_load_<mode>): Use mode macro V.
9759 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9762 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9765 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9767 * configure: Regenerated.
9769 2005-07-29 Paul Brook <paul@codesourcery.com>
9771 * doc/install.texi: Add link to GFortran binaries wiki page.
9773 2005-07-29 David Ung <davidu@mips.com>
9775 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9776 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9777 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9778 * config/mips/mips.md (cpu): Add 5kf name.
9779 (includes): Includes 5k.md.
9780 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9781 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9784 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9787 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9788 (cleanup_tree_cfg): ... here.
9789 Call cleanup_tree_cfg_1 until there are no more cleanups to
9792 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9794 * tree-vrp.c (compare_range_with_value): Return true or false
9795 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9796 EQ_EXPR respectively.
9798 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9800 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9803 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9805 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9806 (tree_ssa_dominator_optimize): Increment it.
9807 (dump_dominator_optimization_stats): Print it.
9809 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9810 Steven Bosscher <stevenb@suse.de>
9812 PR rtl-optimization/23117
9813 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9814 when head == tail. Tidy comment.
9816 2005-07-28 Richard Henderson <rth@redhat.com>
9818 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9819 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9820 * jump.c (rtx_renumbered_equal_p): Likewise.
9821 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9822 CONST_INT and CONST_DOUBLE.
9823 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9824 * reload.c (operands_match_p): Special case CONST_INT and
9825 CONST_DOUBLE; check mode earlier.
9827 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9830 * c-typeck.c (convert_for_assignment): Do not check
9831 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9833 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9836 * c-typeck.c (composite_type): Prefer constant size arrays to
9839 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9842 * real.c (real_from_string): Set last bit if there is a nonzero
9843 hex digit beyond GCC's internal precision.
9845 2005-07-28 Richard Henderson <rth@redhat.com>
9848 * cfgcleanup.c (try_forward_edges): Watch out for end of
9851 2005-07-28 James E Wilson <wilson@specifixinc.com>
9854 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9856 2005-07-28 Jan Hubicka <jh@suse.cz>
9858 * Makefile.in (rtl-profile.o): Kill all traces of it.
9859 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9860 * coverage.h (rtl_coverage_counter_ref): Kill.
9861 * opts.c (flag_speculative_prefetching_set): Kill.
9862 (flag_loop_optimize_set): New.
9863 (common_handle_option): Disable loop optimizer when profiling;
9864 do not handle speculative prefetching.
9865 * passes.c (init_optimization_passes): Replace pass_profiling combo
9866 by branch_prob pass.
9867 * profile.c (compute_value_histograms): Update for simplified value
9869 (rtl_register_profile_hooks): Kill.
9870 (pass_profiling): Kill.
9871 (rest_of_handle_branch_prob): Do not profile.
9872 * toplev.c (process_options): Remove speculative prefetching.
9873 * toplev.h (flag_tree_based_profiling): Kill.
9874 * tree-profile.c (prepare_instrumented_value,
9875 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9876 tree_gen_one_value_profiler, do_tree_profiling): Update for
9877 simplified datastructures.
9878 * value-prof.c: Add comment that speculative prefetching was dropped;
9879 update rest of file for simplified datastructures.
9880 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9881 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9882 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9883 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9884 rtl_mod_subtract, gen_speculative_prefetch,
9885 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9886 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9887 (gate_handle_value_profile_transformations,
9888 rest_of_handle_value_profile_transformations,
9889 pass_value_profile_transformations): Kill.
9890 * value-prof.h (histogram_value_t): Remove IL based unions.
9891 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9892 rtl_profile_hooks): Remove hooks.
9894 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9896 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9897 (cgraph_clone_node): Likewise.
9898 * cgraph.h (cgraph_clone_edge): Update prototype.
9899 (cgraph_clone_node): Likewise.
9900 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9902 (lookup_recursive_calls): Consider profile.
9903 (cgraph_decide_recursive_inlining): Fix updating; use new
9904 probability argument; use profile.
9905 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9906 * tree-inline.c (copy_bb): Update clal of clone_edge.
9907 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9909 * invoke.texi (min-inline-recursive-probability): Document.
9911 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9913 * doc/install.texi (Configuration): Update Valgrind homepage.
9915 2005-07-28 Richard Henderson <rth@redhat.com>
9918 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9919 labels we want to delete.
9920 (cfg_layout_merge_blocks): Likewise.
9922 2005-07-28 Richard Henderson <rth@redhat.com>
9925 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9926 when expanding to nothing.
9928 2005-07-28 Josh Conner <jconner@apple.com>
9930 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9931 (cgraph_decide_inlining_of_small_functions): Likewise.
9933 2005-07-28 Josh Conner <jconner@apple.com>
9935 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9936 direction of badness if negative.
9937 (cgraph_default_inline_p): Add reason to parameters, and assign it
9939 (cgraph_decide_inlining_of_small_functions): New parameter in call
9940 to cgraph_default_inline_p.
9941 (cgraph_decide_inlining_incrementally): Likewise.
9942 * cgraphunit.c (decide_is_function_needed): Likewise.
9943 * cgraph.h (cgraph_default_inline_p): Likewise.
9945 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9947 * builtins.c: Fix comment typo(s).
9948 * genautomata.c: Likewise.
9949 * gimplify.c: Likewise.
9950 * tree-dfa.c: Likewise.
9951 * tree-flow-inline.h: Likewise.
9952 * tree-into-ssa.c: Likewise.
9953 * tree-ssa-alias.c: Likewise.
9954 * tree-ssa-ccp.c: Likewise.
9955 * tree-ssa-copy.c: Likewise.
9956 * tree-ssa-dce.c: Likewise.
9957 * tree-ssa-dom.c: Likewise.
9958 * tree-ssa-operands.c: Likewise.
9959 * tree-tailcall.c: Likewise.
9960 * tree-vectorizer.c: Likewise.
9961 * tree-vrp.c: Likewise.
9964 2005-07-28 Jeff Law <law@redhat.com>
9966 * tree-vrp.c (test_for_singularity): Extracted from ...
9967 (simplify_cond_using_ranges): Attempt to simplify a relational
9968 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9970 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9972 PR tree-optimization/22506
9973 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9974 phis whose argument is constant.
9976 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9978 PR rtl-optimization/18992
9979 Back out this patch:
9980 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9981 PR optimization/12142
9982 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9983 uses of the register in the SET_SRC. Remove unnecessary argument.
9985 Replace it with this:
9986 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9987 if flag_non_call_exceptions is set and the insn may trap, pass
9988 pc_rtx as dest for recursion.
9989 In SET_SRC part of SET case, if dest is already set, pass it down
9992 2005-07-28 Jan Hubicka <jh@suse.cz>
9994 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9995 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9996 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9998 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9999 profile when available.
10001 2005-07-28 Jan Beulich <jbeulich@novell.com>
10003 * config/ia64/ia64.c (ia64_load_pair_ok): New.
10004 (ia64_print_operand): Describe and handle 'X'.
10005 (ia64_register_move_cost): Also handle FP_REGS.
10006 (ia64_preferred_reload_class): Likewise.
10007 (ia64_secondary_reload_class): Likewise.
10008 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
10009 it. Also check for ITANIUM_CLASS_FLDP.
10010 * config/ia64/ia64.h (FP_REGNO_P): New.
10011 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
10012 (reg_class): Add FP_REGS.
10013 (REG_CLASS_NAMES): Adjust for it.
10014 (REG_CLASS_CONTENTS): Likewise.
10015 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
10016 (REG_CLASS_FROM_LETTER): Handle 'x'.
10017 (CLASS_MAX_NREGS): Handle FP_REGS.
10018 (MEMORY_MOVE_COST): Likewise.
10019 * config/ia64/ia64.md (itanium_class): Add fldp.
10020 (type): Handle fldp.
10021 (movti_internal): More allowable operand combinations. Use ldfp8 when
10022 splitting unnecessary. Remove predicable attribute. Adjust
10023 itanium_class attribute.
10024 (smuldi3_highpart): Remove outdated comment.
10025 (mulditi3, umulditi3, rotlti3): New expanders.
10026 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
10027 (absti2): Disabled new insn for future reference.
10028 Respective new splitters.
10029 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
10030 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
10031 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
10033 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
10035 PR rtl-optimization/23047
10036 * simplify-rtx.c (simplify_const_relational_operation): Respect
10037 flag_wrapv for comparisons with ABS.
10039 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
10041 PR tree-optimization/22493
10042 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
10043 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
10045 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
10047 * config/frv/frv.opt (moptimize-membar): New.
10049 * doc/invoke.texi: Document -moptimize-membar and its inverse.
10051 * config/frv/frv.h: Remove machine_function definition.
10053 * config/frv/frv.c (struct frv_io): New.
10054 (struct machine_function): Moved from frv.h. Add has_membar_p.
10055 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
10056 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
10057 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
10058 (frv_optimize_membar_global, frv_optimize_membar): New functions.
10059 (frv_reorg): Call frv_optimize_membar when appropriate.
10060 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
10061 (frv_expand_builtin): Adjust calls accordingly.
10062 (frv_io_address_cookie): New function.
10063 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
10064 load or store rather than a special insn. Add ccnstant address and
10065 io-type operands to the membar.
10066 (frv_ifcvt_modify_tests): Unsign regno.
10067 (frv_ifcvt_modify_tests): Same.
10069 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
10070 UNSPEC_OPTIONAL_MEMBAR constant.
10071 (builtin_read_<mode>): Delete.
10072 (builtin_write_<mode>): Delete.
10073 ("optional_membar_<mode>"): Add operand.
10075 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
10076 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
10077 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
10078 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
10079 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
10080 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10081 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10082 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10083 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10085 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10087 * df.c (df_uses_record): Handle SCRATCH.
10089 2005-07-28 Steven Bosscher <stevenb@suse.de>
10092 * passes.c (rest_of_decl_compilation): If decl is a type and
10093 we have encountered errors, don't emit debug information.
10095 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10097 * params.def: Fixed comment.
10099 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10102 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10103 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10104 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10106 2005-07-27 Steven Bosscher <stevenb@suse.de>
10109 * varasm.c (assemble_start_function): Don't do anything that may
10110 require a CFG if the current function is a thunk.
10112 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10114 * doc/install.texi (Prerequisites): Mention that perl is needed
10115 to do export control in libstdc++ targetting Darwin.
10117 2005-07-27 Steven Bosscher <stevenb@suse.de>
10119 PR rtl-optimization/17808
10120 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10121 (sched_insns_conditions_mutex_p): Split out from...
10122 (add_dependence): ...here. But don't call it from here.
10123 (add_dependence_list): Check sched_insns_conditions_mutex_p
10124 before calling add_dependence.
10125 (add_dependence_list_and_free): Likewise.
10126 (fixup_sched_groups): Likewise.
10127 (sched_analyze_1): Likewise.
10128 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10129 (sched_analyze): Likewise.
10130 (sched_analyze_insn): Likewise.
10131 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10132 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10133 dependencies on all COND_EXEC insns to jumps ending basic blocks
10134 when doing intrablock scheduling.
10135 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10137 2005-07-27 Jeff Law <law@redhat.com>
10139 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10140 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10141 equivalency sets, correctly handle the case were vr0 has an
10142 equivalency set, but vr1 does not.
10144 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10146 PR tree-optimization/23073
10147 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10148 vect_print_dump_info before fprintf.
10150 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10152 PR tree-optimize/22348
10153 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10154 Fold the partial computation.
10156 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10158 PR tree-optimization/22325
10159 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10161 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10163 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10164 (force_var_cost): ... this function.
10165 (compute_phi_arg_on_exit): Export.
10167 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10169 PR tree-optimization/20773
10170 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10173 2005-07-27 Richard Guenther <rguenther@suse.de>
10175 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10176 Avoid pushing again if current struct contains only
10177 fields we decomposed.
10179 2005-07-27 Jan Hubicka <jh@suse.cz>
10181 PR tree-optimization/22574
10182 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10185 * tree-tailcall.c (decrease_profile): New function.
10186 (eliminate_tail_call): Use it.
10188 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10189 visibility flags correctly in whole program mode.
10191 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10193 PR rtl-optimization/22472
10194 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10196 2005-07-26 Steven Bosscher <stevenb@suse.de>
10198 PR tree-optimization/22504
10199 * tree-complex.c (expand_complex_addition): Use 'code' instead
10200 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10202 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10204 * config.gcc (cpu_type): Add frv case.
10205 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10206 (supported_defaults): Add fr550 case.
10208 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10211 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10212 whether a pointer of type T * may point to objects of type T *.
10214 2005-07-26 DJ Delorie <dj@redhat.com>
10216 * configure: Regenerate.
10218 2005-07-26 Dale Johannesen <dalej@apple.com>
10220 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10222 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10224 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10225 Clarify use of "build" in name.
10227 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10229 * doc/extend.texi (Raw read/write Functions): New section.
10230 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10231 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10232 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10233 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10234 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10235 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10236 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10237 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10238 * config/frv/frv.c: Add bdesc_loads global.
10239 Add bdesc_stores global.
10240 (frv_init_builtins): Add support for __builtin_{read/write}*.
10241 (frv_volatile_memref): New.
10242 (frv_expand_load_builtin): New.
10243 (frv_expand_store_builtin): New.
10244 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10245 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10246 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10247 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10248 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10249 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10250 (builtin_read_<mode>): New.
10251 (builtin_write_<mode>): New.
10252 (builtin_write64): New.
10253 (optional_membar_<mode>): New.
10255 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10257 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10258 (rather than units) against HOST_BITS_PER_WIDE_INT.
10260 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10262 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10263 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10264 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10265 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10268 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10269 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10270 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10272 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10274 2005-07-26 Richard Guenther <rguenther@suse.de>
10276 PR tree-optimization/22486
10277 * fold-const.c (fold_unary): Fold away useless component
10278 references of the form (T *)&T.x, if the address
10281 2005-07-25 James E Wilson <wilson@specifixinc.com>
10283 * dwarf2out.c (add_call_src_coords_attributes): New.
10284 (gen_inlined_subroutine_die): Call it.
10285 (maybe_emit_file, init_file_table): Add comments.
10286 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10288 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10289 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10290 * tree.h (BLOCK_SOURCE_LOCATION): New.
10291 (struct tree_block): New field locus.
10293 2005-07-26 Andreas Schwab <schwab@suse.de>
10295 PR rtl-optimization/23043
10296 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10297 when allocating a struct unoccr.
10299 2005-07-25 Richard Henderson <rth@redhat.com>
10302 * tree-complex.c (gate_no_optimization): True if errors.
10303 * Makefile.in (tree-complex.o): Update dependencies.
10305 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10307 * config/frv/predicates.md (integer_register_operand): Use
10308 GPR_AP_OR_PSEUDO_P.
10310 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10313 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10315 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10317 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10319 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10320 types when flag_unsafe_math_optimizations is true.
10322 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10324 * gcc.c (option_map): Add --sysroot.
10325 (process_command): Handle --sysroot.
10326 (display_help): Document it.
10327 * doc/cppopts.tex (-isysroot): Document.
10328 * doc/invoke.texi (--sysroot): Document.
10329 * doc/install.texi (--with-build-sysroot): Document.
10331 * Makefile.in (inhibit_libc): New variable.
10332 (INHIBIT_LIBC_CFLAGS): Likewise.
10333 (LIBGCC2_CFLAGS): Include
10334 $(INHIBIT_LIBC_CFLAGS).
10335 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10336 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10337 ($(T)crtend.o): Likewise.
10338 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10339 ($(T)crtendS.o): Likewise.
10340 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10341 ($(T)crtendT.o): Likewise.
10342 (stmp-fixinc): Do not complain about missing headers if
10344 * configure.ac (inhibit_libc): Set it to true/false.
10345 (--with-build-sysroot): New option. Use it to set
10347 * configure: Regenerated.
10349 2005-07-25 Manfred Hollstein <mh@suse.com>
10351 * calls.c (store_one_arg): Fix unsigned comparison warning.
10353 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10356 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10357 (ggc_print_statistics): Initialize variable before use.
10359 2005-07-25 Richard Guenther <rguenther@suse.de>
10361 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10362 calling with a PHI_NODE argument.
10364 * tree-flow-inline.h (overlap_subvar): Protect against
10367 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10369 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10370 * configure: Regenerate.
10372 2005-07-25 Ira Rosen <irar@il.ibm.com>
10374 * expr.c (highest_pow2_factor): Make extern.
10375 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10376 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10377 record_array_differ_p, array_ptr_differ_p): Likewise.
10378 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10379 additional cases. Call the above functions.
10380 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10381 base_object_differ_p when there are two base objects. Otherwise, compare
10382 base address and offset. Call may_alias_p.
10383 (dump_data_reference): Use a correct field name.
10384 (analyze_array): Make static. Initialize new data-ref fields.
10385 (analyze_indirect_ref): New function.
10386 (init_data_ref): Initialize new data-ref fields.
10387 (strip_conversion): Moved from tree-vect-analyze.c.
10388 (analyze_offset_expr, get_ptr_offset, address_analysis,
10389 object_analysis): Likewise.
10390 (analyze_offset): New function.
10391 (create_data_ref): Likewise.
10392 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10393 dimensions for ARRAY_REFs only.
10394 (build_classic_dist_vector): Make static.
10395 (access_functions_are_affine_or_constant_p): Call macro to get the
10396 address of access functions.
10397 (compute_all_dependences): Add new parameter
10398 compute_self_and_read_read_dependences. Compute self and read-read
10399 dependences if it is true.
10400 (find_data_references_in_loop): Call create_data_ref. Initialize new
10402 (compute_data_dependences_for_loop): Add new parameter
10403 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10404 compute nb_loops. Call compute_all_dependences,
10405 build_classic_dist_vector and build_classic_dir_vector with correct
10407 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10408 with correct parameters. Compare dimensions for ARRAY_REFs only.
10409 (free_data_refs): Call macro to free access functions.
10410 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10411 fields from stmt_vinfo.
10412 (struct base_object_info): New structure.
10413 (struct data_reference): Move fields to base_object_info. Add fields
10414 first_location and object_info for above structures. Move fields from
10415 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10416 aligned_to. Add macros to access the new fields.
10417 Update functions declarations.
10418 * tree-flow.h (is_aliased_with): Declare.
10419 * tree-loop-linear.c (linear_transform_loops): Call
10420 compute_data_dependences_for_loop with correct parameters.
10421 * tree-ssa-alias.c (is_aliased_with): New function.
10422 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10423 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10424 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10425 vect_base_addr_differ_p, compute_subscript_distance and
10426 build_classic_dist_vector. Add printings. Check absolute value of
10428 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10430 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10431 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10432 to bytes. Add printing.
10433 (vect_compute_data_refs_alignment): Go through loads and stores in one
10435 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10436 vect_analyze_data_ref_access): Likewise.
10437 (vect_analyze_pointer_ref_access): Remove.
10438 (vect_address_analysis, vect_object_analysis): Likewise.
10439 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10440 and analyze data-refs in the loop.
10441 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10442 fields of data-ref instead of stmt. Add init to the offset from the
10444 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10445 (vect_update_init_of_dr): Likewise.
10446 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10447 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10449 (new_loop_vec_info): Initialize new fields.
10450 (destroy_loop_vec_info): Free new fields.
10451 (vect_strip_conversion): Remove.
10452 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10453 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10454 datarefs. Add new field ddrs.
10455 Add macros for the new fields access.
10456 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10457 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10458 Remove their macros.
10459 * tree.h (highest_pow2_factor): Declare.
10461 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10463 * calls.c (store_one_arg): Check for sibling call MEM arguments
10464 from already clobbered incoming argument area.
10466 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10468 * c-common.c (check_missing_format_attribute): New.
10469 * c-common.h (check_missing_format_attribute): Likewise.
10470 * c-typeck.c (convert_for_assignment): Use it.
10472 2005-07-24 Andreas Schwab <schwab@suse.de>
10474 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10475 register use a word move. Correct operand of ext.w in 68000 code.
10477 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10479 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10480 variables as declarations, rather than definitions.
10482 2005-07-24 Ira Rosen <irar@il.ibm.com>
10484 PR tree-optimization/22526
10485 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10488 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10490 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10491 that C99 reserve for future use. Use it to define clog10,
10492 clog10f and clog10l.
10494 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10496 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10497 * configure.ac: Check for -Wmissing-format-attribute.
10499 * configure: Regenerate.
10501 2005-07-23 Richard Henderson <rth@redhat.com>
10503 PR tree-optimization/22623
10504 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10506 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10509 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10511 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10513 * Makefile.in (C_TREE_H): Update dependencies.
10514 * c-tree.h: Include toplev.h.
10515 * diagnostic.h (diagnostic_set_info): Add format attribute.
10516 * rtl-error.c (diagnostic_for_asm): Likewise.
10518 2005-07-23 Chao-ying Fu <fu@mips.com>
10520 * config/mips/mips-dsp.md: New file.
10521 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10522 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10524 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10525 MIPS_BUILTIN_BPOSGE32.
10526 (mips_expand_builtin_direct): Add one parameter to indicate that
10527 builtin functions need to return a value.
10528 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10530 (mips_regno_to_class): Add classes for 12 new DSP registers.
10531 (mips_subword): Change to check four HI registers.
10532 (mips_output_move): Output move to and from 6 new DSP accumulators.
10533 (override_options): Make sure -mdsp and -mips16 are not used together.
10534 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10536 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10538 (print_operand): Add 'q' for printing DSP accumulators.
10539 (mips_cannot_change_mode_class): Check ACC_REGS.
10540 (mips_secondary_reload_class): Check ACC_REGS.
10541 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10542 (mips_register_move_cost): Check ACC_REGS.
10543 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10544 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10545 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10546 (dsp_bdesc): New array.
10547 (bdesc_arrays): Add DSP builtin function table.
10548 (mips_prepare_builtin_arg): Check predicate again after
10550 (mips_expand_builtin): Add one more parameter to
10551 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10552 MIPS_BUILTIN_BPOSGE32.
10553 (mips_init_builtins): Initialize new function types.
10554 (mips_expand_builtin_direct): Check if builtin functions need to
10555 return a value and pass operands properly.
10556 (mips_expand_builtin_bposge): New function.
10557 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10558 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10559 (FIRST_PSEUDO_REGISTER): Increase to 188.
10560 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10561 Update for 12 new DSP registers.
10562 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10563 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10564 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10565 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10566 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10567 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10568 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10569 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10570 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10571 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10572 (REGISTER_NAMES): Add names for 12 new DSP registers.
10573 * config/mips/mips.md: Include mips-dsp.md.
10574 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10575 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10576 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10577 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10578 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10579 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10580 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10581 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10582 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10583 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10584 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10585 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10586 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10587 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10588 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10589 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10590 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10591 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10592 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10593 (UNSPEC_RDDSP): New constants.
10594 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10595 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10597 * config/mips/mips.opt (-mdsp): New option.
10598 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10599 (reg_imm10_operand): New predicates.
10600 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10601 * doc/invoke.texi (-mdsp): Document new option.
10603 2005-07-22 DJ Delorie <dj@redhat.com>
10605 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10607 * tree-inline.c (inlinable_function_p): Likewise.
10609 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10612 * toplev.c (check_global_declarations): Do not mark undefined
10613 variables as DECL_IGNORED_P.
10614 * varasm.c (first_global_object_name): GTY it.
10615 (weak_global_object_name): Likewise.
10616 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10617 a string to go into {weak,first}_global_object_name.
10619 2005-07-22 DJ Delorie <dj@redhat.com>
10621 * c-format.c (check_function_format): Change warning control
10622 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10624 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10626 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10627 &PTR->FLD a dereference of PTR.
10628 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10629 a potential dereference of PTR.
10631 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10633 PR rtl-optimization/20370
10634 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10635 call allocate_reg_info if necessary.
10637 PR rtl-optimization/21848
10638 * calls.c (emit_library_call_value_1): For const functions, add
10639 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10641 PR rtl-optimization/22445
10642 * cselib.c (target.h): Include.
10643 (rtx_equal_for_cselib_p): Allow commutative matches.
10644 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10645 Remove MODE parameter. Changed all callers.
10647 PR rtl-optimization/22258
10648 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10650 (try_combine): Use likely_spilled_retval_p.
10652 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10654 * config.gcc: Add crx-elf support.
10656 * doc/contrib.texi: Mention crx.
10657 * doc/extend.texi: Document crx extensions.
10658 * doc/install.texi: Document crx install.
10659 * doc/invoke.texi: Document crx options.
10660 * doc/md.texi: Document crx constraints.
10662 * config/crx/crx-protos.h: New file.
10663 * config/crx/crx.c: New file.
10664 * config/crx/crx.h: New file.
10665 * config/crx/crx.md: New file.
10666 * config/crx/crx.opt: New file.
10667 * config/crx/t-crx: New file.
10669 2005-07-22 Manfred Hollstein <mh@suse.com>
10671 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10673 (int_add_graph_edge): Likewise.
10674 (collapse_nodes): Likewise.
10675 (process_unification_queue): Likewise.
10677 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10678 Laurent GUERBY <laurent@guerby.net>
10680 PR tree-optimization/22336
10681 * function.c (record_block_change): Check for
10682 cfun->ib_boundaries_block.
10684 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10686 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10687 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10689 2005-07-21 DJ Delorie <dj@redhat.com>
10691 * toplev.c (warn_deprecated_use): Add warning control to warning
10693 * c-typeck.c (parser_build_binary_op): Likewise.
10694 (c_finish_if_stmt): Likewise.
10695 * c-common.c (check_function_sentinel): Likewise.
10696 (check_nonnull_arg): Likewise.
10698 2005-07-21 Richard Henderson <rth@redhat.com>
10701 * tree-complex.c (complex_ssa_name_components): New.
10702 (cvc_lookup): Allow entry not found.
10703 (create_components): Remove.
10704 (create_one_component_var, get_component_var): New.
10705 (get_component_ssa_name, set_component_ssa_name): New.
10706 (extract_component): Use get_component_ssa_name.
10707 (update_complex_components): Use set_component_ssa_name.
10708 (update_complex_components_on_edge): Likewise.
10709 (update_phi_components): Create new PHI nodes directly, instead
10710 of adding insns to edges.
10711 (tree_lower_complex): Allocate and free complex_variable_components
10712 and complex_ssa_name_components here.
10714 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10716 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10717 revert to returning false.
10719 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10722 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10724 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10727 * config/i386/i386.md (cmpxf): Change operand constraints
10728 to "nonmemory_operand".
10730 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10732 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10734 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10736 PR middle-end/21180
10737 * fold-const.c (fold_build1): Add checksum for the operands.
10738 (fold_build2): Likewise.
10739 (fold_build3): Likewise.
10741 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10743 PR middle-end/19055
10744 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10746 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10748 * common.opt (-fforward-propagate): Committed by mistake,
10751 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10753 * reg-stack.c: Fix comment typo(s).
10754 * tree-ssa-operands.c: Likewise.
10755 * tree-vectorizer: Likewise.
10757 2005-07-21 Nick Clifton <nickc@redhat.com>
10759 * config/sh/symbian.c: Replace C++ style line comments with C
10760 style line comments.
10761 (symbian_add_attribute): Do not use a ? operator on the LHS of
10763 (sh_symbian_handle_dll_attribute): Change the type of the
10764 method vector to "VEC(tree,gc)*" and use vector accessor
10765 macros to walk over the elements.
10766 (symbian_export_vtable_and_rtti_p): Likewise.
10767 (symbian_class_needs_attribute_p): Likewise.
10769 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10772 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10773 initialize targetm.resolve_overloaded_builtin here.
10774 (altivec_expand_overloaded_builtin): Make it non-static.
10775 * config/rs6000/rs6000-protos.h
10776 (altivec_expand_overloaded_builtin): New prototype.
10777 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10778 targetm.resolve_overloaded_builtin here.
10779 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10781 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10782 Zdenek Dvorak <dvorakz@suse.cz>
10784 PR tree-optimization/19210
10785 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10787 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10788 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10789 rely on unproven assumptions.
10790 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10791 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10792 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10793 to number_of_iterations_exit.
10794 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10795 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10796 * tree-ssa-loop-niter.c (find_loop_niter,
10797 estimate_numbers_of_iterations_loop): Likewise.
10798 (number_of_iterations_exit): Honor the new options.
10799 * doc/invoke.texi (Wunsafe-loop-optimizations,
10800 funsafe-loop-optimizations): Document them.
10802 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10804 PR rtl-optimization/22167
10805 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10807 2005-07-20 Adam Nemet <anemet@lnxw.com>
10809 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10810 __do_global_dtors_aux longcall.
10812 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10814 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10815 (old_special_pred_table): Don't reference
10816 SPECIAL_MODE_PREDICATES.
10817 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10818 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10819 * config/sh/predicates.h: Don't mention
10820 SPECIAL_MODE_PREDICATES.
10821 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10824 2005-07-20 DJ Delorie <dj@redhat.com>
10826 * config.gcc: Add m32c-elf support.
10828 * doc/contrib.texi: Mention m32c.
10829 * doc/extend.texi: Document m32c extensions.
10830 * doc/install.texi: Mention m32c.
10831 * doc/invoke.texi: Document m32c options.
10832 * doc/md.texi: Document m32c constraints.
10834 * config/m32c/addsub.md: New file.
10835 * config/m32c/bitops.md: New file.
10836 * config/m32c/cond.md: New file.
10837 * config/m32c/jump.md: New file.
10838 * config/m32c/m32c-lib1.S: New file.
10839 * config/m32c/m32c-lib2.c: New file.
10840 * config/m32c/m32c-modes.def: New file.
10841 * config/m32c/m32c-pragma.c: New file.
10842 * config/m32c/m32c-protos.h: New file.
10843 * config/m32c/m32c.abi: New file.
10844 * config/m32c/m32c.c: New file.
10845 * config/m32c/m32c.h: New file.
10846 * config/m32c/m32c.md: New file.
10847 * config/m32c/m32c.opt: New file.
10848 * config/m32c/minmax.md: New file.
10849 * config/m32c/mov.md: New file.
10850 * config/m32c/muldiv.md: New file.
10851 * config/m32c/predicates.md: New file.
10852 * config/m32c/prologue.md: New file.
10853 * config/m32c/shift.md: New file.
10854 * config/m32c/t-m32c: New file.
10856 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10858 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10859 (stack_protect_set, stack_protect_test): New expanders.
10860 (stack_protect_set_si, stack_protect_set_si_media,
10861 stack_protect_set_di_media, stack_protect_test_si,
10862 stack_protect_test_si_media, stack_protect_test_di_media):
10865 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10867 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10869 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10871 * tree.h (tree_expr_nonzero_p): Export.
10872 * fold-const.c (tree_expr_nonzero_p): Likewise.
10873 Return true for CALL_EXPRs that are alloca calls.
10874 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10876 * tree-flow.h (expr_computes_nonzero): Remove.
10877 * tree-vrp.c (expr_computes_nonzero): Remove.
10878 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10879 (extract_range_from_unary_expr): Likewise.
10880 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10881 tree_expr_nonzero_p.
10883 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10885 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10886 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10887 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10888 All callers changed.
10889 (frame_related_constant_load): New arg "related" which controls
10890 setting of RTX_FRAME_RELATED_P. All callers changed.
10891 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10892 (bfin_expand_prologue): Add stack limit checking.
10893 * config/bfin/bfin.md (trapifcc): New pattern.
10895 * config/bfin/bfin.c: Include "langhooks.h".
10896 (def_builtin): Go through lang_hooks to call builtin_function.
10898 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10899 * config/bfin/predicates.md (symbol_ref_operand): New.
10900 (call_insn_operand): Delete. All callers changed to use
10901 register_no_elim_operand.
10902 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10904 (function_arg): Use it to generate the call's operand 2.
10905 (bfin_longcall_p): New function.
10906 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10907 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10908 determine if the address needs to be in a REG.
10909 (bfin_handle_longcall_attribute): New function.
10910 (bfin_attribute_table): Add "longcall" and "shortcall".
10911 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10912 (CUMULATIVE_ARGS): New member call_cookie.
10913 (PREDICATE_CODES): Add symbol_ref_operand.
10914 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10915 extra USE to the pattern.
10916 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10917 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10918 sibcall_value_insn; now the new patterns handle direct calls and the
10919 old ones indirect calls.
10920 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10922 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10924 * doc/trouble.texi: Update section on handling of empty loops.
10926 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10928 * config.gcc: Remove support for sparc-*-openbsd*,
10929 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10931 * config.host: Remove support for i860-*-sysv4* as a host.
10932 * config/i860/*, config/ip2k/*, config/ns32k/*,
10933 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10934 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10935 mention obsolete ports.
10937 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10939 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10940 soft frame pointer.
10941 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10942 of frame_pointer_rtx.
10943 (sh_expand_epilogue): Likewise.
10944 (sh_set_return_address): Likewise.
10945 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10946 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10947 offsets from FRAME_POINTER_REGNUM.
10948 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10949 (sh_register_names): Add initializer for sfp.
10950 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10951 (VALID_REGISTER_P): Likewise.
10952 (FIRST_PSEUDO_REGISTER): Update.
10953 (DWARF_FRAME_REGISTERS): Define.
10954 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10955 (HARD_FRAME_POINTER_REGNUM): Define.
10956 (FRAME_POINTER_REGNUM): Redefine.
10957 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10958 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10959 from FRAME_POINTER_REGNUM.
10960 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10961 FRAME_POINTER_REGNUM.
10962 (REG_CLASS_CONTENTS): Add sfp.
10963 (REG_ALLOC_ORDER): Likewise.
10964 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10965 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10966 of frame_pointer_rtx.
10967 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10969 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10971 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10972 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10973 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10975 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10978 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10980 Make CONSTRUCTOR use VEC to store initializers.
10981 * c-common.c (complete_array_type): Update to cope with VEC in
10983 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10984 (pp_c_constructor_elts): New function.
10985 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10986 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10987 struct constructor_stack, struct initializer_stack,
10988 constructor_elements, push_init_level, pop_init_level,
10989 add_pending_init, find_init_member, output_init_element): Update to
10990 cope with VEC in CONSTRUCTOR_ELTS.
10991 * coverage.c (build_fn_info_value, build_ctr_info_value,
10992 build_gcov_info): Likewise.
10993 * expr.c (categorize_ctor_elements_1, store_constructor,
10994 expand_expr_real_1): Likewise.
10995 * fold-const.c (fold_ternary): Likewise.
10996 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10997 gimplify_init_constructor, gimplify_expr): Likewise.
10998 * tree-dump.c (dequeue_and_dump): Likewise.
10999 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
11001 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
11003 * tree-sra.c (generate_element_init_1): Likewise.
11004 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11005 * tree-ssa-operands.c (get_expr_operands): Likewise.
11006 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
11007 * tree-vect-transform.c (vect_get_vec_def_for_operand):
11008 (get_initial_def_for_reduction): Likewise.
11009 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
11010 value handle in annotations.
11011 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
11012 tree_node_structure): Add support for constr_kind.
11013 (build_vector_from_ctor, build_constructor_single,
11014 build_constructor_from_list): New functions.
11015 (build_constructor): Update to take a VEC instead of a TREE_LIST.
11016 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
11017 Update to cope with VEC in CONSTRUCTOR_ELTS.
11018 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
11019 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
11020 CONSTRUCTOR_APPEND_ELT): New macros.
11021 (struct constructor_elt, struct tree_constructor): New data types.
11022 (union tree_node): Add tree_constructor field.
11023 * treestruct.def: Define TS_CONSTRUCTOR.
11024 * varasm.c (const_hash_1, compare_constant, copy_constant,
11025 compute_reloc_for_constant, output_addressed_constants,
11026 initializer_constant_valid_p, output_constant,
11027 array_size_for_constructor, output_constructor): Update to cope with
11028 VEC in CONSTRUCTOR_ELTS.
11029 * vec.h (VEC_empty, VEC_copy): New macros.
11031 2005-07-19 Devang Patel <dpatel@apple.com>
11033 * dbxout.c (dbxout_type): Check Objective-C++ lang.
11035 2005-07-19 Richard Henderson <rth@redhat.com>
11038 * gimplify.c (gimplify_expr): Use main variant type for the temp
11039 destination for a discarded volatile read.
11040 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
11041 casts between non-void types that change volatility.
11043 2005-07-15 DJ Delorie <dj@redhat.com>
11045 * toplev.h: Add comment about the first parameter for warning().
11046 * errors.h: Likewise.
11048 * c.opt (Wpragmas): New.
11049 * doc/invoke.texi: Document it.
11051 * function.c (do_warn_unused_parameter): Add warning control to
11053 * c-decl.c (warn_if_shadowing): Likewise.
11054 * c-lex.c (cb_def_pragma): Likewise.
11055 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
11056 (pop_alignment): Likewise.
11057 (handle_pragma_pack): Likewise.
11058 (apply_pragma_weak): Likewise.
11059 (handle_pragma_weak): Likewise.
11060 (handle_pragma_redefine_extname): Likewise.
11061 (add_to_renaming_pragma_list): Likewise.
11062 (handle_pragma_extern_prefix): Likewise.
11063 (maybe_apply_renaming_pragma): Likewise.
11064 (handle_pragma_visibility): Likewise.
11066 * config/c4x/c4x-c.c (BAD): Likewise.
11067 (c4x_parse_pragma): Likewise.
11068 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
11069 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
11070 (rs6000_pragma_longcall): Likewise.
11071 * config/v850/v850-c.c (pop_data_area): Likewise.
11072 (ghs_pragma_section): Likewise.
11073 (ghs_pragma_section): Likewise.
11074 (ghs_pragma_interrupt): Likewise.
11075 (ghs_pragma_starttda): Likewise.
11076 (ghs_pragma_startsda): Likewise.
11077 (ghs_pragma_startzda): Likewise.
11078 (ghs_pragma_endtda): Likewise.
11079 (ghs_pragma_endsda): Likewise.
11080 (ghs_pragma_endzda): Likewise.
11082 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11083 Kenneth Zadeck <zadeck@naturalbridge.com>
11085 * Makefile.in: Removed tree-promote-statics.c
11086 * tree-promote-statics.c: Removed.
11087 * common.opt: Removed flag-promote-statics.
11089 * passes.c: Removed tree-promote-statics pass.
11090 * tree-pass.h: Ditto.
11091 * timevar.def: Removed TV_PROMOTE_STATICS.
11094 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11096 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11098 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11100 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11103 * c-common.c (check_function_arguments): Call
11104 'check_function_format' if either -Wformat or
11105 -Wmissing-format-attribute are specified.
11106 * c-format.c (check_function_format): Check -Wformat before
11107 calling 'check_format_info'.
11108 * c-opts.c (c_common_post_options): Don't warn for
11109 -Wmissing-format-attribute without -Wformat.
11110 * c-typeck.c (convert_for_assignment): Detect additional cases for
11111 -Wmissing-format-attribute.
11112 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11115 2005-07-19 Richard Guenther <rguenther@suse.de>
11117 * config/i386/i386.md (lrint<mode>2): Use temporary
11118 instead of clobbering non-existent memory.
11120 2005-07-19 Nick Clifton <nickc@redhat.com>
11122 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11123 statement to avoid displaying ASCII control characters.
11125 2005-07-19 Ben Elliston <bje@au.ibm.com>
11127 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11128 * cfganal.c (find_edge_index): Ditto.
11129 * combine.c (combine_instructions): Ditto.
11130 * ddg.c (create_scc): Ditto.
11131 (find_successors): Ditto.
11132 (find_predecessors): Ditto.
11133 (find_nodes_on_paths): Ditto.
11134 (longest_simple_path): Ditto.
11135 * flow.c (update_life_info): Ditto.
11136 (count_or_remove_death_notes): Ditto.
11137 (clear_log_links): Ditto.
11138 * modulo-sched.c (generate_reg_moves): Ditto.
11139 (find_max_asap): Ditto.
11140 (find_max_hv_min_mob): Ditto.
11141 (find_max_dv_min_mob): Ditto.
11142 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11143 * sched-rgn.c (extract_edgelst): Ditto.
11144 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11145 (dump_update_ssa): Ditto.
11146 (ssa_names_to_replace) Ditto.
11147 (switch_virtuals_to_full_rewrite): Ditto.
11148 (update_ssa): Ditto.
11149 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11151 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11153 Fix PR tree-optimization/22483
11155 * tree-complex.c (create_components): Use
11156 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11157 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11158 * tree-flow.h (safe_referenced_var_iterator): New structure.
11159 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11160 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11161 safe_referenced_var iterator.
11162 (add_type_alias): Ditto.
11164 2005-07-19 Steven Bosscher <stevenb@suse.de>
11166 * loop-init.c (rest_of_handle_loop2): Remove.
11167 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11168 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11169 (pass_rtl_loop_init, pass_rtl_loop_done,
11170 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11171 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11172 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11173 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11174 pass_tree_loop_done, and pass_tree_unswitch.
11175 (gate_loop): Rename to gate_tree_loop.
11176 * passes.c (init_optimization_passes): Update for renamed tree
11177 loop passes. Add the new loop2 passes as subpasses of loop2.
11178 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11179 Update for the renamed tree loop passes.
11181 2005-07-18 Ian Lance Taylor <ian@airs.com>
11183 PR middle-end/22057
11184 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11185 blocks when optimizing.
11187 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11189 * common.opt (frename-registers): Initialize to 2.
11191 (fgcse-after-reload): Ditto.
11192 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11193 (process_options): Only change flag_web, flag_rename_registers,
11194 and flag_rerun_cse_after_loop if not explicitly set by user.
11196 2005-07-18 Jan Beulich <jbeulich@novell.com>
11198 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11199 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11200 in 64-bit mode the same as DImode in 32-bit mode.
11201 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11202 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11203 mode. Add new mode parameter.
11204 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11205 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11206 x86_64_shift_adj): New expanders.
11207 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11208 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11210 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11211 DImode shift splitters.
11212 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11213 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11216 2005-07-18 Jan Beulich <jbeulich@novell.com>
11218 * i386.md (movdi_extzv_1): New.
11219 (zero_extendhidi2): Combine alternatives and never force use of
11221 (zero_extendqidi2): Likewise. Don't restrict input selection.
11223 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11225 Fix PR tree-optimization/22531
11226 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11229 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11231 * tree-promote-statics.c (pass_promote_statics): Change dump file
11234 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11236 * tree-optimize.c (init_tree_optimization_passes): Add
11237 pass_eliminate_useless_stores pass.
11238 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11239 * tree-ssa-pre.c (is_copy_stmt): New function.
11240 (follow_copies_till_vuse): Ditto.
11241 (do_eustores): Ditto.
11242 (gate_eustores): Ditto.
11244 2005-07-16 Richard Henderson <rth@redhat.com>
11246 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11248 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11249 Kenneth Zadeck <zadeck@naturalbridge.com>
11251 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11252 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11253 ipa-type-escape.h, tree-promote-statics.c
11254 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11255 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11256 tree-promote-statics.c: new files.
11257 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11258 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11259 int nonlocal_set_p, mark_constant_function): Deleted.
11260 (rest_of_handle_cfg): Removed call to mark_constant_function.
11261 (nonoverlapping_component_refs_p): Added calls to support
11262 type based aliasing.
11263 * tree-ssa-alias.c (may_alias_p,
11264 compute_flow_insensitive_aliasing): Ditto.
11265 * calls.c (flags_from_decl_or_type): Removed reference to
11267 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11268 too many arguments. This is necessary for Spec 2000.
11269 * cgraph.h (const_function, pure_function): Removed.
11270 * common.opt: Added "fipa-pure-const", "fipa-reference",
11271 "fipa-type-escape", and "ftree-promote-static".
11273 * passes.c: Added ipa and tree-promote-statics passes.
11274 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11275 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11276 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11277 * tree-flow.h: Added exposed sra calls and addition of
11278 reference_vars_info field for FUNCTION_DECLS.
11279 * tree-pass.h: Added passes.
11280 * tree-sra.c: (sra_init_cache): New function.
11281 (sra_insert_before, sra_insert_after) Made public.
11282 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11284 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11285 aliasing. (may_alias_p): Added code to use type escape analysis to
11286 improve alias sets.
11287 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11288 code to prune clobbers of static variables based on information
11289 produced in ipa-reference pass. Changed call clobbering so that
11290 statics are not marked as clobbered if the call does not clobber
11293 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11295 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11298 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11300 * doc/install.texi (*-*-solaris2*): Document recommended version
11301 of GNU binutils and mention GNU linker problem on Solaris 10.
11303 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11306 * c-decl.c (c_build_bitfield_integer_type): New function.
11307 (finish_struct): Call it.
11308 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11310 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11312 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11315 2005-07-16 Jan Hubicka <jh@suse.cz>
11317 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11318 (scale_bbs_frequencies_int): Watch roundoff errors.
11319 * predict.c (return_prediction): Initialize return_stmt.
11321 2005-07-16 Jan Hubicka <jh@suse.cz>
11323 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11324 after RTL profiling.
11326 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11328 PR middle-end/22398
11329 * fold-const.c (build_range_check): Convert high/low to etype
11330 if we are only comparing against exp.
11332 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11334 Fix PR tree-optimization/22376
11335 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11337 (need_to_solve): New function.
11338 (compute_points_to_sets): Use it.
11340 2005-07-15 Jan Hubicka <jh@suse.cz>
11342 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11343 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11345 2005-07-15 Richard Guenther <rguenther@suse.de>
11347 * c-common.c (handle_flatten_attribute): New function.
11348 Add flatten function attribute.
11349 * doc/extend.texi: Document flatten function attribute.
11350 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11351 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11353 (cgraph_decide_inlining): Handle functions with flatten
11356 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11358 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11359 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11360 UNSPEC_XCHG, UNSPEC_AND): New.
11361 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11362 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11363 * config/rs6000/sync.md (FETCHOP): New code macro.
11364 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11366 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11367 (sync_compare_and_swap<mode>): Same.
11368 (sync_lock_test_and_set<mode>): Same.
11369 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11370 for QImode and HImode, and not PPC405.
11371 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11372 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11373 (sync_<fetchop>{si,di}_internal): New.
11374 (sync_nand{si,di}_internal): New.
11375 (sync_old_<fetchop>{si,di}_internal): New.
11376 (sync_old_nand{si,di}_internal): New
11377 (sync_new_<fetchop>{si,di}_internal): New.
11378 (sync_new_nand{si,di}_internal): New.
11379 (atomic_and{si,di}): New.
11380 (sync_new_nand{si,di}_internal): New.
11381 (atomic_and{si,di}): New.
11382 (sync_add<mode>_internal): Delete.
11383 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11384 (sync_sub<mode>_internal): Delte.
11385 (sync_subshort_internal): New.
11386 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11387 (sync_anddi_internal): Delete.
11388 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11389 (sync_booldi_internal): Delete.
11390 (sync_boolc<mode>_internal): Delete.
11391 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11392 (sync_boolc<mode>_internal2): Delete.
11393 (sync_boolcc<mode>_internal): Delete.
11394 (isync, lwsync): Use unspec instead of unspec_volatile.
11395 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11396 Revert UNSPEC_VOLATILE.
11397 (rs6000_split_atomic_op): New.
11398 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11400 2005-07-14 Eric Christopher <echristo@redhat.com>
11402 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11403 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11405 2005-07-14 Eric Christopher <echristo@redhat.com>
11407 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11409 2005-07-14 Steven Bosscher <stevenb@suse.de>
11411 PR tree-optimization/22230
11412 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11413 the computation of the four cross productions for "range op range".
11415 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11416 Ulrich Weigand <uweigand@de.ibm.com>
11419 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11422 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11424 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11426 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11428 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11430 2005-07-14 Richard Guenther <rguenther@suse.de>
11432 PR middle-end/22347
11433 * config/i386/i386-protos.h (ix86_function_value): Change
11434 prototype to match new target hook.
11435 * config/i386/i386.c (ix86_value_regno): Change prototype
11436 to take extra type argument.
11437 (TARGET_FUNCTION_VALUE): Define.
11438 (ix86_function_ok_for_sibcall): Pass extra argument to
11439 ix86_value_regno, check return slot rtx for exact match.
11440 (ix86_function_value): Take extra parameter. Dispatch to
11441 ix86_value_regno with fndecl/fntype as provided.
11442 (ix86_value_regno): Handle extra type argument.
11443 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11445 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11446 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11447 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11448 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11449 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11451 2005-07-14 Richard Guenther <rguenther@suse.de>
11453 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11454 * calls.c (expand_call): Pass fntype to hard_function_value.
11455 (emit_library_call_value_1): Likewise.
11456 * explow.c: Include target.h.
11457 (hard_function_value): Take extra argument, the fntype.
11458 Use new target hook for function_value.
11459 * expr.h (hard_function_value): Change prototype.
11460 * function.c (aggregate_value_p): Pass 0 as fntype to
11461 hard_function_value.
11462 (assign_parms): Use new target hook for function_value.
11463 Pass 0 as fntype to hard_function_value.
11464 (expand_function_end): Likewise.
11465 * reg-stack.c: Include target.h.
11466 (stack_result): Use new target hook for function_value.
11467 * target-def.h: New target hook function_value.
11468 * target.h: Likewise.
11469 * targhooks.c (default_function_value): New function.
11470 * targhooks.h (default_function_value): Declare.
11472 2005-07-13 Ian Lance Taylor <ian@airs.com>
11474 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11476 2005-07-14 Jan Hubicka <jh@suse.cz>
11478 * tree-dfa.c (dump_variable): Use default_def function.
11479 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11480 * tree-ssa.c (verify_use): Likewise.
11481 * tree-ssanames.c (release_ssa_name): Likewise.
11482 * tree-tailcall.c (eliminate_tail_call): Likewise.
11483 (tree_optimize_tail_calls_1): Likewise.
11484 * tree-vrp.c (get_value_range): Likewise.
11486 2005-07-14 Ben Elliston <bje@au.ibm.com>
11488 * gcc.c (main): Compare language[0] with '*' when iterating over
11491 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11493 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11494 "s390_emit_compare". Add handling of CCZ1mode.
11495 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11496 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11498 (s390_branch_condition_mask): Add CCZ1mode handling.
11499 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11500 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11501 Use CCZ1mode instead of CCZmode.
11502 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11504 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11506 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11508 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11510 2005-07-13 Eric Christopher <echristo@redhat.com>
11512 * config/mips/mips.c (mips_canonicalize_comparison): New.
11513 (mips_emit_int_relational): Use.
11515 2005-07-13 Eric Christopher <echristo@redhat.com>
11517 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11518 static extra parts.
11519 * config/s390/s390.md: Include tpf.md. Move tpf specific
11521 * config/s390/tpf.md: To here.
11522 * config/s390/s390.opt: Move tpf specific options...
11523 * config/s390/tpf.opt: to here. Add mmain option.
11524 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11525 * config/s390/tpf.h: Rewrite.
11527 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11529 * doc/tm.texi: Remove @xref{Cross-profiling}.
11531 2005-07-13 Jeff Law <law@redhat.com>
11533 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11534 expressions, test their _DECL operands for pointer equality rather
11535 than using operand_equal_p.
11537 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11539 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11540 (TARGET_POSIX_IO): This.
11541 * config/darwin.h: Likewise.
11542 * config/freebsd.h: Likewise.
11543 * config/linux.h: Likewise.
11544 * config/lynx.h: Likewise.
11545 * config/netbsd.h: Likewise.
11546 * config/rs6000/linux64.h: Likewise.
11547 * config/rs6000/linux.h: Likewise.
11548 * config/s390/tpf.h: Likewise.
11549 * config/sh/embed-elf.h: Likewise.
11550 * config/sparc/linux64.h: Likewise.
11551 * config/sparc/linux.h: Likewise.
11552 * config/svr4.h: Likewise.
11553 * gcov-io.h: Likewise.
11555 * doc/tm.texi: Updated.
11557 * libgcov.c (create_file_directory): Defined only if
11558 TARGET_POSIX_IO is defined.
11559 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11562 2005-07-13 Jan Hubicka <jh@suse.cz>
11564 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11566 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11568 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11569 structure as argument.
11571 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11573 PR tree-optimization/21921
11574 * tree-iterator.c (tsi_link_before): Support the case when
11575 tsi_end_p (tsi) == true.
11577 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11579 PR tree-optimization/22442
11580 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11583 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11585 PR rtl-optimization/20376
11586 * toplev.c (process_options): Enable -fweb and -frename-registers when
11588 * doc/invoke.texi: Update the information about when -fweb and
11589 -frename-registers are enabled.
11591 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11594 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11595 if *rhs_p is not a SSA_NAME.
11597 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11599 Fix PR tree-optimization/22422
11600 * tree-ssa-structalias.c (struct variable_info): Add flag for
11602 (get_varinfo): Now a static function.
11603 (new_varinfo): init has_union and is_special_var to false.
11604 (solution_set_add): Check has_union.
11605 (do_da_constraint): Move temporary variable so it gets reset
11607 Also check for special variable.
11608 (do_ds_constraint): Ditto.
11609 (do_sd_constraint): Ditto.
11610 (do_structure_copy): Check for special variable.
11611 (find_func_aliases): Ditto.
11612 (init_base_vars): Set special vars properly.
11614 2005-07-13 Jan Hubicka <jh@suse.cz>
11616 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11619 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11620 (get_expr_operands): Fix thinko wrt flags and subvars.
11622 PR tree-optimize/22379
11623 * tree-inline.c (expand_call_inline): Do not output sorry in early
11626 2005-07-12 Dale Johannesen <dalej@apple.com>
11628 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11630 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11633 * host-linux.h: Include limits.h.
11635 2005-07-12 Dale Johannesen <dalej@apple.com>
11637 * expr.c (compress_float_constant): Add cost check.
11638 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11640 2005-07-12 Dale Johannesen <dalej@apple.com>
11642 * gcc.target/i386/compress-float-sse.c: New.
11643 * gcc.target/i386/compress-float-sse-pic.c: New.
11644 * gcc.target/i386/compress-float-387.c: New.
11645 * gcc.target/i386/compress-float-387-pic.c: New.
11646 * gcc.dg/compress-float-ppc.c: New.
11647 * gcc.dg/compress-float-ppc-pic.c: New.
11649 2005-07-12 Eric Christopher <echristo@redhat.com>
11651 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11652 static extra parts.
11653 * config/s390/s390.md: Include tpf.md. Move tpf specific
11655 * config/s390/tpf.md: To here.
11656 * config/s390/s390.opt: Move tpf specific options...
11657 * config/s390/tpf.opt: to here. Add mmain option.
11658 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11659 * config/s390/tpf.h: Rewrite.
11661 2005-07-12 Eric Christopher <echristo@redhat.com>
11663 * gcc.c (struct infile): Update comment for language.
11664 (main): Rewrite input file resetting code.
11666 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11669 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11670 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11671 (lookup_avail_expr): Use constant_boolean_node instead
11672 of boolean_false_node/boolean_true_node.
11674 2005-07-12 Ben Elliston <bje@au.ibm.com>
11676 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11677 and use it when printing num_edges.
11679 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11681 * doc/extend.texi (Blackfin Built-in Functions): New section.
11682 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11685 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11687 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11688 s/cmpstrsi/cmpstrnsi
11689 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11691 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11692 (init_optabs): Initialize cmpstrn_optab.
11693 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11694 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11695 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11696 * config/i386/i386.md: s/cmpstr/cmpstrn
11697 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11698 * doc/md.texi: Update documentation.
11700 2005-07-11 Richard Henderson <rth@redhat.com>
11702 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11703 build_va_arg_indirect_ref.
11704 (alpha_gimplify_va_arg): Likewise.
11705 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11706 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11707 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11708 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11709 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11710 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11712 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11714 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11716 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11717 * passes.c (init_optimization_passes): Add pass_empty_loop.
11718 * tree-pass.h (pass_empty_loop): Declare.
11719 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11720 try_remove_empty_loop, remove_empty_loops): New functions.
11721 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11722 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11724 2005-07-12 Peter Barada <peter@the-baradas.com>
11726 PR middle-end/16719
11727 PR middle-end/18421
11728 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11729 in address registers.
11730 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11731 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11732 alternative of addsi3_5200.
11734 2005-07-11 Ian Lance Taylor <ian@airs.com>
11736 * config/mips/mips.md (ffs<mode>2): Remove.
11738 2005-07-11 Ian Lance Taylor <ian@airs.com>
11740 * doc/tree-ssa.texi (Cleanups): Improve description of
11742 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11744 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11746 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11747 * tree.h (DECL_ARGUMENT_FLD): New macro.
11749 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11751 Fix PR tree-optimization/22404
11753 * tree-ssa-structalias.c (create_variable_info_for): Use
11756 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11758 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11759 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11760 for second comparison operand.
11761 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11763 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11764 (define_insn_reservation "alu"): Likewise.
11765 (csync, ssync): Now of type sync.
11766 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11767 -mcsync-anomaly -mspecld-anomaly.
11768 * config/bfin/bfin.opt (mcsync): Remove.
11769 (mcsync-anomaly, mspecld-anomaly): Add.
11770 * config/bfin/bfin.c: Include "insn-codes.h".
11771 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11772 (TARGET_DEFAULT_TARGET_FLAGS): New.
11773 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11775 2005-07-11 Steven Bosscher <stevenb@suse.de>
11777 * basic-block.h: Give the BB flags enum a name, bb_flags.
11778 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11779 * cfgcleanup.c (enum bb_flags): Remove here.
11780 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11781 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11782 (update_forwarder_flag): Likewise.
11783 (thread_jump): Likewise.
11784 (try_forward_edges): Likewise.
11785 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11786 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11787 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11789 2005-07-11 Richard Guenther <rguenther@suse.de>
11791 * config/i386/i386.opt: New target option -msseregparm.
11792 * config/i386/i386.c (override_options): Error out for
11793 -msseregparm but no SSE support.
11794 (ix86_function_sseregparm): Check for global sseregparm.
11795 * doc/invoke.texi: Document -msseregparm.
11797 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11799 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11800 (m32rle-*-linux*): Ditto.
11802 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11804 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11805 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11808 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11810 PR middle-end/22239
11812 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11813 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11815 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11817 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11818 (varmap): Heapify varmap.
11819 (constraints): Heapify constraints.
11820 (struct constraint_graph): Heapify succs and preds.
11821 (constraint_vec_find): Update for heapification.
11822 (constraint_set_union): Ditto.
11823 (insert_into_complex): Ditto.
11824 (constraint_edge_vec_find): Ditto.
11825 (erase_graph_self_edge): Ditto.
11826 (add_graph_edge): Ditto.
11827 (get_graph_weights): Ditto.
11828 (merge_graph_nodes): Ditto.
11829 (build_constraint_graph): Ditto.
11830 (topo_visit): Ditto.
11831 (solve_graph): Ditto.
11832 (create_variable_info_for): Ditto.
11833 (init_base_vars): Ditto.
11834 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11835 (condese_varmap_nodes): Free complex vector.
11836 (clear_edges_for_node): Clear succs and preds vector.
11838 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11840 * tree-ssa-structalias.c (update_alias_info): Change counting of
11841 references to not include vdefs.
11843 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11845 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11846 (up_insert): Ditto.
11848 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11850 * pa.c (pa_commutative_p): Make PLUS commutative when
11851 TARGET_NO_SPACE_REGS is true.
11853 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11855 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11856 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11857 * tree-dfa.c (dump_subvars_for): New.
11858 (debug_subvars_for): New.
11859 (dump_variable): Show subvariables if VAR has them.
11860 * tree-flow-inline.h (get_subvar_at): New.
11861 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11862 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11864 (struct subvar): Change fields offset and size to unsigned
11866 (dump_subvars_for): Declare.
11867 (debug_subvars_for): Declare.
11868 (get_subvar_at): Declare.
11869 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11870 to unsigned HOST_WIDE_INT *.
11871 (overlap_subvar): Likewise.
11872 * tree-gimple.c (is_gimple_reg): Always return false for
11873 SFTs and memory tags.
11874 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11875 Update all callers.
11876 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11877 (compute_may_aliases): Call compute_points_to_sets.
11878 (collect_points_to_info_for): Remove.
11879 (compute_points_to_and_addr_escape): Remove.
11880 (delete_alias_info): Call delete_points_to_sets.
11881 (compute_flow_sensitive_aliasing): If the call to
11882 find_what_p_points_to returns false, call set_pt_anything.
11883 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11884 (set_pt_anything): Clear pi->pt_vars.
11885 (set_pt_malloc): Remove.
11886 (merge_pointed_to_info): Remove.
11887 (add_pointed_to_expr): Remove.
11888 (add_pointed_to_var): Remove.
11889 (collect_points_to_info_r): Remove.
11890 (is_escape_site): Make extern.
11892 (create_overlap_variables_for): Call it.
11893 * tree-ssa-copy.c (merge_alias_info): Never merge
11894 flow-sensitive alias information.
11895 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11896 offset and size to be unsigned HOST_WIDE_INT.
11897 (add_to_addressable_set): Rename from note_addressable.
11898 Set TREE_ADDRESSABLE as the variables are added to the set.
11900 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11901 operands into VUSEs when adding V_MAY_DEFs for members in an
11903 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11904 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11905 (struct variable_info): Add bitfield is_heap_var.
11906 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11907 (new_var_info): Initialize is_heap_var.
11908 (get_constraint_for): Add HEAP variables to the symbol table.
11909 Mark them with is_heap_var.
11910 (update_alias_info): New. Taken mostly from the old
11911 compute_points_to_and_addr_escape.
11912 (handle_ptr_arith): New.
11913 (find_func_aliases): Call update_alias_info.
11914 Call handle_ptr_info for tcc_binary expressions.
11915 Call mark_stmt_modified.
11916 (create_variable_info_for): If DECL has subvars, do not create
11917 variables for its subvars. Always add all the fields.
11918 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11919 SFTs, then add all the SFTs of the structure.
11920 If VI->DECL is an aggregate with subvariables, add the SFT at
11922 (find_what_p_points_to): If VI is an artificial variable,
11923 translate to bitfields in SSA_NAME_PTR_INFO.
11924 If the solution is empty, set pi->pt_vars to NULL
11925 (init_base_vars): Create ANYOFFSET.
11926 (compute_points_to_sets): Rename from create_alias_vars.
11928 (pass_build_pta): Remove.
11929 (delete_points_to_sets): Rename from delete_alias_vars.
11930 (pass_del_pta): Remove.
11931 * tree-ssa-structalias.h (struct alias_info): Move from
11933 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11934 NUM_REFERENCES_SET): Likewise.
11935 (compute_points_to_sets, delete_points_to_sets): Declare.
11937 2005-07-09 Richard Henderson <rth@redhat.com>
11939 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11940 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11941 alpha_split_lock_test_and_set_12): New functions.
11942 * config/alpha/alpha-protos.h: Update.
11943 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11944 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11945 * config/alpha/sync.md (I12MODE): New.
11946 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11947 (sync_<fetchop_name><I48MODE>): Likewise.
11948 (sync_nand<I48MODE>): Likewise.
11949 (sync_old_<fetchop_name><I48MODE>): Likewise.
11950 (sync_new_<fetchop_name><I48MODE>): Likewise.
11951 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11952 (sync_compare_and_swap<I48MODE>): Likewise.
11953 (sync_lock_test_and_set<I48MODE>): Likewise.
11954 (sync_compare_and_swap<I12MODE>): New.
11955 (sync_compare_and_swap<I12MODE>_1): New.
11956 (sync_lock_test_and_set<I12MODE>): New.
11957 (sync_lock_test_and_set<I12MODE>_1): New.
11959 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11963 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11965 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11967 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11968 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11970 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11973 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11975 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11977 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11978 memory_operand constraint.
11979 (store_conditional_<mode>): Same.
11980 (sync_compare_and_swap<mode>): Same.
11981 (sync_lock_test_and_set<mode>): Same.
11983 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11985 Rewrite PIC support to more closely model actual instructions.
11986 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11987 (cris_symbol): Remove prototypes for removed functions.
11988 (cris_pic_symbol_type_of, cris_valid_pic_const)
11989 (cris_expand_pic_call_address): Prototypes for new functions.
11990 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11992 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11994 <case ':'>: Add case for new punctuation character.
11995 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11996 emitting (extra) PIC modifier.
11997 <case UNSPEC>: Do not assert for PLT.
11998 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11999 (cris_expand_prologue, cris_expand_epilogue): Check
12000 for pic_offset_table_rtx usage instead of taking
12001 current_function_uses_pic_offset_table as the final word.
12002 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
12003 Remove flag_pic difference.
12004 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
12005 the moral equivalents of...
12006 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
12008 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
12009 (cris_handle_option): Mark ARG as unused.
12010 (cris_expand_pic_call_address): New worker function for "call",
12012 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
12013 output PIC constructs here.
12014 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
12015 as symbol-specific modifers, not whole or part of operands.
12016 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
12017 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
12018 constants and flag_pic.
12019 (CONSTANT_INDEX_P): Adjust for new functions.
12020 (enum cris_pic_symbol_type): New helper type.
12021 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
12022 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
12023 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
12025 ("movsi"): Emit actual instructions for GOT and relative access.
12026 ("*movsi_got_load"): New pattern to set up the register holding
12028 ("*movsi_internal"): Operand 1 is not a plain general_operand.
12029 Adjust FIXME for 'S'.
12030 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
12031 Use "movs" for -fpic cases.
12032 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
12033 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
12034 ("call", "call_value"): Just call cris_expand_pic_call_address for
12036 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
12037 Remove special pattern.
12038 ("*expanded_call_side", "*expanded_call_value_side"): New
12040 (gotplt-to-plt, gotplt-to-plt-side-call)
12041 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
12043 * config/cris/cris/predicates.md
12044 ("cris_general_operand_or_gotless_symbol"): Remove unused
12046 ("cris_general_operand_or_symbol"): Adjust for new functions.
12048 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12050 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
12052 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
12054 * Makefile.in (TREE_H): Add treestruct.def.
12055 (c-decl.o): Add pointer-set.h
12056 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
12057 visibility on regular DECL's.
12058 (merge_decls): Fix the copying of decl nodes of various types for
12059 the new structures. Don't update RTL, section name, weak status,
12060 etc, on DECL's without RTL.
12061 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
12062 Don't check volatile on non-variable types.
12063 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
12064 to check whether we have seen arguments.
12065 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
12066 flag is checked before field (flag is common, field is not).
12067 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
12068 TS_DECL_COMMON could have an origin.
12069 (add_location_or_const_value_attribute): Don't check section name
12070 on non-var/function decls.
12071 (dwarf2out_var_location): Reverse order of tests.
12072 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
12073 with DECL_WRTL_CHECK.
12074 * expmed.c (make_tree): rtl is now in decl_with_rtl.
12075 * fold-const.c (fold_binary): Don't check weakness on
12076 non-var/function decls.
12077 (tree_expr_nonzero_p): Ditto.
12078 (fold_checksum_tree): Use tree_decl_extra as sizeof
12080 * ggc-page.c (extra_order_size_table): Add sizes for
12081 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12083 * gimplify.c (gimplify_bind_expr): Only set
12084 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12085 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12087 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12088 * langhooks.h (init_ts). New langhook.
12089 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12090 * print-tree.c (print_node): Update to only print fields that
12091 exist in the structures the passed decl has.
12092 * toplev.c (wrapup_global_declarations): Don't reset
12093 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12094 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12095 * tree-inline.c (remap_decl): Ditto.
12096 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12097 * tree-pretty-print.c (print_declaration): Don't print
12098 DECL_REGISTER on things that don't contain it.
12099 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12100 non-var/function decls.
12101 * tree.c (tree_contains_struct): New structure.
12102 (init_priority_for_decl): New hashtable.
12103 (tree_int_map): New structure.
12104 (tree_int_map_eq): New function.
12105 (tree_int_map_marked_p): Ditto.
12106 (tree_int_map_hash): Ditto.
12107 (tree_map): Move to tree.h.
12108 (tree_map_eq): Externalize.
12109 (tree_map_hash): Ditto.
12110 (tree_map_marked_p): Ditto.
12111 (init_ttree): Set up tree_contains_struct and call langhook.
12112 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12113 (tree_code_size): Update for new structures.
12114 (tree_node_structure): Update for new structures.
12115 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12117 (copy_node_stat): Copy init priority.
12118 (build_decl_stat): Ditto for visibility.
12119 (ts_enum_names): New.
12120 (tree_contains_struct_check_failed): New function.
12121 (decl_init_priority_lookup): Ditto.
12122 (decl_init_priority_insert): Ditto.
12123 * treestruct.def: New file.
12124 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12125 (CONTAINS_STRUCT_CHECK): Ditto.
12126 (tree_contains_struct_check_failed): New prototype.
12127 (DECL_CHECK): Removed.
12128 (DECL_MINIMAL_CHECK): New.
12129 (DECL_COMMON_CHECK): Ditto.
12130 (DECL_WRTL_CHECK): Ditto.
12131 (DECL_NON_COMMON_CHECK): Ditto.
12132 (DECL_WITH_VIS_CHECK): Ditto.
12133 (VAR_OR_FUNCTION_DECL_P): Ditto
12134 (struct tree_decl_minimal): New structure.
12135 (struct tree_decl_common): Ditto.
12136 (struct tree_decl_with_rtl): Ditto.
12137 (struct tree_decl_with_vis): Ditto.
12138 (struct tree_decl_non_common): Ditto.
12139 (struct tree_field_decl): Ditto.
12140 (struct tree_parm_decl): Ditto.
12141 (struct tree_var_decl): Ditto.
12142 (struct tree_function_decl): Ditto.
12143 (struct tree_const_decl): Ditto.
12144 (struct tree_result_decl): Ditto.
12145 (union tree_node): Add new structures.
12146 * var-tracking.c (track_expr_p): Reverse order of tests.
12148 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12150 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12152 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12153 * system.h: Poison FINALIZE_PIC.
12154 * doc/tm.texi (FINALIZE_PIC): Remove.
12156 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12159 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12160 to the correct type if we have a MODIFY_EXPR.
12162 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12164 PR tree-optimization/22360
12165 * tree.c (upper_bound_in_type): Fix calculations for casting
12166 to a non-wider signed type and casting a signed value to a
12167 wider unsigned type.
12168 (lower_bound_in_type): Fix calculations for casting to a
12169 non-wider signed type.
12171 PR tree-optimization/20139
12172 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12174 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12175 fold_cond_expr_cond.
12176 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12177 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12179 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12182 * tree-complex.c (expand_complex_libcall): Produce
12183 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12185 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12187 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12188 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12189 b" assert and inserted fastpath code for this case.
12190 (bitmap_ior): Removed "a != b" assert.
12192 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12194 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12195 (ENDFILE_SPEC): Likewise.
12196 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12198 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12199 a large stack frame at epilogue.
12201 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12203 * final.c: Include sdbout.h when required.
12205 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12207 * config.gcc (*-*-darwin*): Only one target-specific header file
12208 for generic darwin.
12209 (powerpc-*-darwin*): Add version-specific header files.
12210 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12211 * config.in: Regenerate.
12212 * configure: Regenerate.
12213 * gcc.c: Include xregex.h.
12214 (version_compare_spec_function): New.
12215 (spec_function): Add version-compare.
12216 (replace_outfile_spec_function): Reformat comment.
12217 (compare_version_strings): New.
12218 * config/darwin-c.c (version_as_macro): New.
12219 (builtin_define): New.
12220 (darwin_cpp_builtins): New.
12221 * config/darwin-protos.h (darwin_cpp_builtins): New.
12222 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12223 (LIB_SPEC): Make unconditional, update comment.
12224 (TARGET_C99_FUNCTIONS): Define.
12225 * config/darwin.opt: Sort.
12226 (mmacosx-version-min=): New.
12227 * config/darwin7.h: Delete.
12228 * config/darwin8.h: Delete.
12229 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12230 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12231 (TARGET_C99_FUNCTIONS): Define.
12232 * config/rs6000/darwin7.h: New.
12233 * config/rs6000/darwin8.h: New.
12234 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12235 (-mmacosx-version-min): Document.
12237 2005-07-07 Ian Lance Taylor <ian@airs.com>
12239 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12241 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12243 PR middle-end/22239
12244 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12246 2005-07-07 Khem Raj <kraj@mvista.com>
12248 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12249 in bytes, not words.
12251 2005-07-07 Paul Brook <paul@codesourcery.com>
12253 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12254 DEFAULT_FUNCTION_ARG_PADDING to upward.
12256 2005-07-07 Richard Henderson <rth@redhat.com>
12258 * function.c (locate_and_pad_parm): Record parameter alignment in
12259 stack_alignment_needed.
12261 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12263 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12264 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12265 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12266 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12267 (define_attr "type"): Add isync, sync, load_l, store_c.
12268 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12269 Create scratch volatile MEM.
12270 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12272 (load_locked_<mode>): New.
12273 (store_conditional_<mode>): New.
12274 (sync_compare_and_swap<mode>): Replace with splitter.
12275 (sync_lock_test_and_set<mode>): Replace with splitter.
12276 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12278 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12279 is ics. Attribute isync.
12280 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12282 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12283 and UNSPECV_SYNC_OP.
12284 (emit_unlikely_jump): New.
12285 (emit_load_locked): New.
12286 (emit_store_conditional): New.
12287 (rs6000_split_compare_and_swap): New.
12288 (rs6000_split_lock_test_and_set): New.
12289 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12290 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12291 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12292 rs6000_split_lock_test_and_set): Declare.
12293 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12294 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12295 store_c, isync, sync.
12297 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12299 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12300 filenames to gtyp-gen.h.
12301 (s-typ-gen): Use it in place of for loops.
12303 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12305 * hooks.c (hook_bool_rtx_int_false): New function.
12306 * hooks.h (hook_bool_rtx_int_false): Declare.
12307 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12308 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12309 * target.h (struct gcc_target): Add commutative_p member.
12310 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12311 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12312 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12313 (pa_commutative_p): New function.
12314 * jump.c (target.h): Include.
12315 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12316 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12318 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12320 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12321 (s390_expand_setmem): New.
12322 * config/s390/s390.c: Likewise.
12323 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12325 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12326 general_operand. Call new function "s390_expand_setmem".
12327 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12328 ("setmem_long", "*setmem_long"): ... this.
12330 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12332 * config/s390/s390.c: (optimization_options): Enable
12333 TARGET_MVCLE at -Os.
12334 * doc/invoke.texi: Document changes in default behaviour.
12335 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12337 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12339 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12340 defined by back-end.
12342 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12344 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12345 all sets in the pattern.
12346 * config/rs6000/rs6000.md (stack_protect_testsi,
12347 stack_protect_testdi): Likewise.
12349 2005-07-06 Jeff Law <law@redhat.com>
12351 * tree-vrp.c (simplify_using_ranges): Kill.
12352 (vrp_finalize): Remove call to simplify_using_ranges.
12353 (simplify_stmt_using_ranges): New function extracted from
12354 simplify_using_ranges.
12355 (simplify_div_or_mod_using_ranges): Likewise.
12356 (simplify_abs_using_ranges): Likewise.
12357 (simplify_cond_using_ranges): New function.
12358 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12359 * tree-ssa-propagate.c (substitute_and_fold): Call
12360 simplify_stmt_using_ranges if we have range information.
12362 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12364 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12365 ia64_flag_schedule_isns2.
12367 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12368 reading/writing general registers.
12369 (ia64_function_arg): Revert 2005-06-18 change.
12371 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12373 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12374 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12376 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12378 * function.c (expand_function_end): Revert part of 2005-06-27
12379 patch. Do sjlj_emit_function_exit_after after return_label.
12381 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12383 * doc/install.texi (--disable-libssp): New.
12385 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12387 * doc/invoke.texi: Update -fforce-mem documentation.
12388 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12389 code for -fforce-mem.
12390 * expmed.c: (store_bit_field,store_fixed_bit_field,
12391 extract_bit_field): Ditto.
12392 * expr.c: (convert_move): Ditto.
12393 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12394 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12395 emit_conditional_add,expand_float,expand_fix): Ditto.
12396 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12397 (common_handle_option): Issue warning when -fforce-mem specified.
12399 2005-07-06 Paul Brook <paul@codesourcery.com>
12401 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12403 * configure: Regenerate.
12405 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12407 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12409 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12411 Fix PR tree-optimization/22319
12412 Fix PR tree-optimization/22140
12413 Fix PR tree-optimization/22310
12415 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12416 variable sized types.
12417 Use correct type for intermediate structure on *a = *b structure
12420 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12422 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12424 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12425 (machine_function): Move typedef to...
12426 * config/rs6000/rs6000.c (machine_function): ... here. Add
12427 varargs_save_offset field.
12428 (rs6000_stack_t): Remove varargs_size field.
12429 (setup_incoming_varargs): Allocate varargs save area using
12430 assign_stack_local, try to make it as small as possible.
12431 Save offset from virtual_stack_vars_rtx to the save area
12432 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12433 instead of magic 8 when fp word byte size is used.
12434 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12435 instead of -RS6000_VARARGS_SIZE.
12436 (rs6000_stack_info, debug_stack_info,
12437 rs6000_initial_elimination_offset): Remove all traces of
12439 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12440 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12441 RS6000_VARARGS_AREA.
12443 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12445 PR tree-optimization/21963
12446 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12447 constant_multiple_of in the same way get_computation_cost_at does.
12449 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12451 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12452 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12453 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12454 and return its previous value.
12455 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12456 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12458 (stack_protect_set, stack_protect_test): New expanders.
12459 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12460 stack_protect_testdi): New insns.
12461 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12462 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12464 2005-07-06 Jeff Law <law@redhat.com>
12466 * tree-ssa-dce.c (cfg_altered): New global.
12467 (tree_dce_init): Initialize cfg_altered.
12468 (remove_dead_stmt): If we remove an edge in the CFG, then set
12470 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12473 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12475 * Makefile.in (stamp-collect-ld): Use
12476 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12477 ./collect-ld if it already exists.
12478 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12479 Don't remove ./nm if it already exists.
12481 2005-07-05 Devang Patel <dpatel@apple.com>
12483 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12484 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12485 * tree-vectorizer.c (vect_loop_location): New.
12486 (vect_print_dump_info): Use vect_loop_location.
12487 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12488 (vectorize_loops): Set vect_loop_location.
12489 * tree-vect-analyze.c (vect_analyze_offset_expr,
12490 vect_determin_vectorization_factor, vect_analyze_operations,
12491 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12492 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12493 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12494 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12495 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12496 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12497 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12498 vect_analyze_loop): Adjust vect_print_dump_info API.
12499 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12500 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12501 vect_finish_stmt_generation, vectorizable_assignment,
12502 vectorizable_operation, vectorizable_store, vectorizable_load,
12503 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12504 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12505 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12506 vect_transform_loop): Same.
12507 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12508 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12511 2005-07-05 Randolph Chung <tausq@debian.org>
12513 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12514 * configure: Regenerate.
12515 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12516 (pa_tls_referenced_p): Declare.
12517 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12518 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12519 (legitimize_tls_address): New.
12520 (hppa_legitimize_address): Handle TLS addresses.
12521 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12522 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12523 (emit_move_sequence): Handle TLS addresses.
12524 (pa_encode_section_info): Call default handler to handle common
12526 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12527 (CONSTANT_ADDRESS_P): Reject TLS operands.
12528 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12529 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12530 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12531 (UNSPEC_TLSLE): Define new constants.
12532 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12533 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12534 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12535 (tie_symbolic_operand, tle_symbolic_operand): New
12537 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12539 * aclocal.m4: Update macros for autoconf 2.59 style.
12540 * configure.ac: Likewise.
12542 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12544 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12545 (function_arg): Pass small aggregates in general registers on 32-bit
12547 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12549 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12551 * Makefile.in (final.o): Fix dependencies.
12553 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12557 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12558 * langhooks.c (lhd_expr_to_decl): New.
12559 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12561 (LANG_HOOKS_INITIALIZER): Update.
12562 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12563 expr_to_decl langhook.
12564 * c-tree.h (c_expr_to_decl): Declare.
12565 * c-typeck.c (c_expr_to_decl): New.
12566 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12568 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12570 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12573 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12574 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12576 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12578 * Makefile.in: Adjust dependencies.
12579 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12580 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12581 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12582 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12583 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12584 rest_of_compilation.
12586 * bb-reorder.c (gate_duplicate_computed_gotos,
12587 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12588 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12589 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12590 pass_partition_blocks): New.
12591 * bt-load.c (gate_handle_branch_target_load_optimize,
12592 rest_of_handle_branch_target_load_optimize,
12593 pass_branch_target_load_optimize): New.
12594 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12596 * cfglayout.c (pass_insn_locators_initialize): New.
12597 * cfgrtl.c (pass_free_cfg): New.
12598 * combine.c (gate_handle_combine, rest_of_handle_combine,
12599 pass_combine): New.
12600 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12601 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12602 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12603 * except.c (pass_set_nothrow_function_flags,
12604 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12606 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12607 rest_of_handle_shorten_branches, pass_shorten_branches,
12608 rest_of_clean_state, pass_clean_state): New.
12609 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12610 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12611 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12613 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12614 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12615 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12616 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12618 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12619 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12620 pass_rtl_ifcvt, gate_handle_if_after_combine,
12621 rest_of_handle_if_after_combine, pass_if_after_combine,
12622 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12623 pass_if_after_reload): New.
12624 * integrate.c (pass_initial_value_sets): New.
12625 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12626 pass_purge_lineno_notes): New.
12627 * mode-switching.c (rest_of_handle_mode_switching,
12628 pass_mode_switching): New.
12629 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12630 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12632 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12633 pass_loop_optimize): New.
12634 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12636 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12638 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12639 pass_postreload_cse): New.
12640 * profile.c (gate_handle_profiling, pass_profiling,
12641 rest_of_handle_branch_prob, pass_branch_prob): New.
12642 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12643 pass_split_before_regstack, gate_handle_split_before_regstack,
12644 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12645 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12646 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12647 pass_stack_regs): New.
12648 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12649 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12650 pass_stack_adjustments): New.
12651 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12652 pass_regrename): New.
12653 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12654 pass_delay_slots, gate_handle_machine_reorg,
12655 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12656 * rtl.h (extern void purge_line_number_notes): New.
12657 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12658 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12660 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12662 * value-prof.c (gate_handle_value_profile_transformations,
12663 rest_of_handle_value_profile_transformations,
12664 pass_value_profile_transformations): New.
12665 * var-tracking.c (gate_handle_var_tracking,
12666 pass_variable_tracking): New.
12667 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12669 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12670 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12671 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12672 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12673 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12674 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12675 rest_of_handle_gcse2, rest_of_handle_regmove,
12676 rest_of_handle_tracer, rest_of_handle_if_conversion,
12677 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12678 rest_of_handle_web, rest_of_handle_branch_prob,
12679 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12680 rest_of_handle_jump_bypass, rest_of_handle_combine,
12681 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12682 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12683 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12684 rest_of_handle_mode_switching, rest_of_handle_jump,
12685 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12686 rest_of_handle_flow2, rest_of_handle_jump2,
12687 rest_of_handle_peephole2, rest_of_handle_postreload,
12688 rest_of_handle_shorten_branches, rest_of_clean_state,
12689 rest_of_compilation): Remove.
12691 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12692 * passes.c (dump_flags, in_gimple_form, all_passes,
12693 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12694 register_dump_files, next_pass_1, last_verified, execute_todo,
12695 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12696 from tree-optimize.c.
12697 (init_optimization_passes): Moved from tree-optimize.c,
12698 adding the RTL optimizations.
12699 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12700 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12701 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12702 register_dump_files, next_pass_1, last_verified, execute_todo,
12703 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12704 init_tree_optimization_passes, ipa_passes): Delete.
12705 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12707 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12708 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12710 (ipa_passes): Remove.
12711 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12712 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12713 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12714 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12715 (dump_info_p, dump_flag): Moved to tree-dump.h.
12717 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12719 * passes.c (finish_optimization_passes): Use dump_begin
12720 and dump_end, TDI_end.
12721 (gate_rest_of_compilation): New.
12722 (pass_rest_of_compilation): Use it.
12723 (gate_postreload, pass_postreload): New.
12724 * toplev.c (general_init): Rename init_tree_optimization_passes.
12725 * toplev.h (init_tree_optimization_passes): Rename to
12726 init_optimizations_passes.
12727 * tree-dump.c (dump_flag): Make static.
12728 (dump_files): Remove RTL dumps.
12729 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12730 pass_cleanup_cfg, pass_free_cfg_annotations,
12731 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12732 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12733 * tree-pretty-print.c: Include tree-pass.h.
12734 * cgraph.c: Include tree-dump.h.
12736 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12738 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12739 Only fall back to saying it points to readonly memory if
12740 we can't do better.
12742 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12744 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12745 * config/m32r/m32r.c (m32r_compute_frame_size,
12746 m32r_expand_prologue): Take current_function_profile into
12747 account whenever we reference
12748 current_function_uses_pic_offset_table.
12749 (m32r_finalize_pic): Remove.
12750 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12752 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12754 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12755 instead of $<. Don't remove ./as if it already exists.
12757 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12760 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12761 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12762 for complex modes when generating code for PA 1.0.
12763 (VALID_FP_MODE_P): New macro.
12764 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12765 sets for all general and floating point modes. Align wide floating
12766 point modes to even register boundaries to comply with architectural
12768 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12769 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12770 (VALID_FP_MODE_P): New macro.
12771 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12772 sets for all general and floating point modes. Align wide floating
12773 point modes to even register boundaries to comply with architectural
12776 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12778 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12781 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12783 * tree-ssa-structalias.c: Don't include expr.h.
12785 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12787 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12790 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12792 Fix PR tree-optimization/22279
12794 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12797 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12799 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12801 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12803 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12804 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12805 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12806 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12807 config/stormy16/stormy16.c, config/v850/v850.c,
12808 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12809 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12810 Avoid "." or "\n" at end of diagnostics and capital letters at
12811 start of diagnostics.
12812 * combine.c, cse.c: Don't translate dump file output.
12813 * toplev.c (print_version): Only translate output if going to
12816 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12818 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12819 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12822 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12824 * pa.c (fix_range): Fix typo in comment.
12826 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12828 * tree-vrp.c (extract_range_from_assert): Replace
12829 fold (build (...)) with fold_build2.
12831 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12833 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12834 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12835 (format_types_orig, handle_format_attribute): Add support for
12838 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12840 * varasm.c (assemble_variable): Fix format specifier thinko.
12842 2005-07-03 Ira Rosen <irar@il.ibm.com>
12844 PR tree-optimization/22029 (and 22135)
12845 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12846 a phi node before calling dump_vops.
12848 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12850 * tree-dump.h (dump_string_field): Declare.
12851 * tree-dump.c: Use it instead of dump_string.
12852 (dump_string_field): Make non-static.
12854 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12856 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12857 up the minimal CFG stuff always when optimize > 0. Call
12858 split_all_insns_noflow in PIC case if needed.
12860 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12861 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12864 * c-decl.c (c_write_global_declarations): Dump contents of
12866 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12867 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12868 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12869 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12872 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12874 * c-common.h (GCC_DIAG_STYLE): Define.
12875 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12876 version for format checking to 4.1.
12877 * c-format.c: Include toplev.h after c-common.h.
12878 (enum format_type): Add gcc_tdiag_format_type.
12879 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12880 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12881 (format_types_orig): Add gcc_tdiag.
12882 (init_dynamic_diag_info): Support gcc_tdiag formats.
12883 (handle_format_attribute): Likewise.
12884 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12885 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12886 version for format checking to 4.1.
12887 (warning0, warning, error, pedwarn, sorry): Use
12888 ATTRIBUTE_GCC_DIAG.
12889 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12890 (finish_aliases_1): Do not use %qE.
12891 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12892 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12893 Correct format bugs.
12894 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12895 parameter to unsigned HOST_WIDE_INT.
12896 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12898 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12900 PR middle-end/21742
12901 * expr.c (write_complex_part): Use adjust_address for MEM.
12902 (read_complex_part): Same.
12904 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12906 Fix PR tree-optimization/22280
12908 * tree-sra.c (generate_element_init): Remove useless loop.
12910 2005-07-02 Richard Henderson <rth@redhat.com>
12912 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12914 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12916 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12918 PR middle-end/14490
12919 * fold-const.c (fold_binary): Handle the return value of
12920 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12921 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12923 2005-07-02 Jeff Law <law@redhat.com>
12925 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12926 a eliminate type conversion which feeds an equality comparison
12927 if the original type or either operand in the comparison is a
12930 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12932 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12933 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12935 * config/avr/avr.c: Do not use '`' as left quote.
12936 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12937 Remove "." from end of diagnostics. Make diagnostics start with
12940 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12941 Joseph S. Myers <joseph@codesourcery.com>
12943 * toplev.c (default_tree_printer): Handle setting location with
12945 * c-objc.common.c (c_tree_printer): Likewise.
12946 * c-format.c (gcc_diag_flag_specs): Add '+'.
12947 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12948 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12950 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12951 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12952 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12953 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12954 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12955 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12956 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12957 format arguments where %J is used without %D.
12959 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12961 * gcc.c (LINK_SSP_SPEC): Define.
12962 (link_ssp_spec): New variable.
12963 (LINK_COMMAND_SPEC): Add %(link_ssp).
12964 (static_specs): Add link_ssp_spec.
12965 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12966 * configure: Rebuilt.
12967 * config.in: Rebuilt.
12969 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12970 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12971 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12972 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12973 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12974 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12975 -0x7008(2) instead of reading __stack_chk_guard variable.
12976 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12978 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12979 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12980 if TARGET_THREAD_SSP_OFFSET is defined.
12981 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12982 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12985 2005-06-27 Richard Henderson <rth@redhat.com>
12986 * libgcc-std.ver (GCC_4.1.0): New.
12987 * libgcc.h (__stack_chk_guard): Declare.
12988 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12989 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12990 * mklibgcc.in (lib2funcs): Add them.
12992 2005-07-01 Richard Henderson <rth@redhat.com>
12994 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12995 void * before struct sigcontext *.
12996 (x86_fallback_frame_state): Likewise.
12998 2005-07-01 James E. Wilson <wilson@specifixinc.com>
13000 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
13002 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13005 * tree-ssa-reassoc.c (should_transpose): Fix which operand
13006 we check for SSA_NAME for.
13008 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
13010 Fix PR tree-optimization/22071
13012 * tree-ssa-structalias.c (offset_overlaps_with_access): New
13014 (get_constraint_for_component_ref): Use it.
13016 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13019 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
13020 print out the last new line.
13022 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
13024 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
13025 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
13026 * config/cris/cris.c (cris_conditional_register_usage): Adjust
13027 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
13028 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
13029 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
13030 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
13031 (enum reg_class): New member CC0_REGS.
13032 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
13033 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13034 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
13035 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
13036 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13037 Adjust for register now described.
13039 2005-07-01 Jakub Jelinek <jakub@redhat.com>
13042 * config/i386/i386.md (stack_protect_test_si,
13043 stack_protect_test_di): Add earlyclobber for scratch 3.
13044 * config/rs6000/rs6000.md (stack_protect_testsi,
13045 stack_protect_testdi): Add earlyclobber for scratch 3,
13046 remove earlyclobber from scratch 4.
13048 Older entries for 2005 can be found in ChangeLog-2005.