1 2005-12-29 Mike Stump <mrs@apple.com>
3 * doc/invoke.texi (Objective-C and Objective-C++ Dialect Options
4 -fobjc-exceptions): Don't imply this doesn't work with the GNU
7 2005-12-29 Nathan Sidwell <nathan@codesourcery.com>
9 * varasm.c (get_section): Use gcc_assert.
11 2005-12-29 Paul Brook <paul@codesourcery.com>
13 * config/m68k/m68k.h (RETURN_ADDR_RTX): Define.
14 * config/m68k/m68k.c (m68k_initial_elimination_offset): Remove FIXME.
15 Include offset due to FIRST_PARM_OFFSET.
17 2005-12-29 Paul Brook <paul@codesourcery.com>
19 * config/m68k/lb1sf68.asm (__cmpdf2): Fix typo in immediate mask.
20 Create wrapper and rename body...
21 (__cmpdf2_internal): ... to this. Return correct value for unordered
23 (__cmpsf2): Create wrapper and rename body...
24 (__cmpsf2_internal): ... to this. Return corerct value for unordered
26 (__eqdf2, __nedf2, __gtdf2, __gedf2, __ltdf2, __ledf2): Use
28 (__eqsf2, __nesf2, __gtsf2, __gesf2, __ltsf2, __lesf2): Use
31 2005-12-29 Paul Brook <paul@codesourcery.com>
33 * config/m68k/fpgnulib.c (__extendsfdf2): Handle negative zero.
34 (__truncdfsf2): Ditto.
35 (__extenddfxf2): Ditto.
36 (__truncxfdf2): Ditto.
37 * config/m68k/lb1sf68.asm (__addsf3): Return -0.0 for -0.0 + -0.0.
40 2005-12-29 Daniel Jacobowitz <dan@codesourcery.com>
41 Paul Brook <paul@codesourcery.com>
43 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for
45 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove.
46 (EXTRA_MULTILIB_PARTS): Set.
47 * config/m68k/t-uclinux (EXTRA_PARTS): Remove.
48 (EXTRA_MULTILIB_PARTS): Set.
50 2005-12-29 Alan Modra <amodra@bigpond.net.au>
53 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live.
55 2005-12-28 Nathan Sidwell <nathan@codesourcery.com>
57 * config.gcc (mt-*-*): Add --with-arch support.
58 (--with): Print accepted options on error.
59 * config/mt/mt.h (OPTION_DEFAULT_SPECS): Define.
61 * config/mt/mt.c (DEF_VEC_P(basic_block),
62 DEF_VEC_ALLOC_P(basic_bloc,heap)): Remove from here.
64 2005-12-28 Daniel Berlin <dberlin@dberlin.org>
66 Fix PR tree-optimization/25394
67 * fold-const.c (fold_checksum_tree): Guard
68 portions of checksumming with correct structure checks.
70 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
72 * global.c, tree-ssa-pre.c: Move DEF_VEC_P(basic_block) and
73 DEF_VEC_ALLOC_P(basic_block,{gc,heap}) to ...
74 * basic-block.h: ... here.
76 2005-12-27 Roger Sayle <roger@eyesopen.com>
78 * fold-const.c (int_const_binop): Return NULL_TREE when an expression
79 can't be evaluated at compile-time (instead of calling abort).
80 Return NULL_TREE for division (and modulus) by zero.
81 (const_binop): Return NULL_TREE for floating point operators that
82 aren't handled by real_arithmetic.
83 (fold_binary): Eliminate "wins" variable, and "binary" label, by
84 folding operators with constant operands early. Assert that
85 operands are non-NULL.
87 2005-12-27 Kazu Hirata <kazu@codesourcery.com>
89 * tree-vrp.c (extract_range_from_binary_expr): Use
90 build_int_cst instead of fold_convert.
92 2005-12-26 Mark Mitchell <mark@codesourcery.com>
94 PR c++/23171, c++/23172, c++/25417.
95 * c-decl.c (compound_literal_number): Remove.
96 (build_compound_literal): Use set_compound_literal_name.
97 * c-common.c (compound_literal_number): New variable.
98 (set_compound_literal_name): New function.
99 * c-common.h (set_compound_literal_name): Declare.
101 2005-12-26 Kazu Hirata <kazu@codesourcery.com>
103 PR tree-optimization/25125
104 * convert.c (convert_to_integer): Don't narrow the type of a
105 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type
108 2005-12-26 Graham Stott <graham.stott@btinternet.com>
111 * combine.c (simplify_shift_const_1 <case PLUS>):Fix enable-checking
112 rtl bootstrap failure.
114 2005-12-25 Kazu Hirata <kazu@codesourcery.com>
116 * final.c (compute_alignments): Make it static.
117 * gcse.c (gcse_main, bypass_jumps): Likewise.
118 * web.c (web_main): Likewise.
119 * output.h: Remove the prototype for compute_alignments.
120 * rtl.h: Remove the prototypes for web_main, gcse_main, and
123 2005-12-24 Roger Sayle <roger@eyesopen.com>
125 * expr.c (force_operand): Use expand_fix and expand_float to
126 implement integer <-> FP conversions instead of convert_to_mode.
128 2005-12-24 Mark Mitchell <mark@codesourcery.com>
131 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a
132 CONSTRUCTOR is invalid.
134 2005-12-23 Daniel Berlin <dberlin@dberlin.org>
136 * tree-pass.h (pass_eliminate_useless_stores): Remove.
137 * tree-ssa-pre.c (is_copy_stmt): Ditto.
138 (follow_copies_till_vuse): Ditto.
140 (gate_eustores): Ditto.
141 (pass_eliminate_useless_stores): Ditto.
142 * passes.c (init_optimization_passes): Ditto.
144 2005-12-23 Paolo Bonzini <bonzini@gnu.org>
146 * combine.c (simplify_shift_const): Fix typo. Use, whenever
147 applicable, simplify_const_binary_operation.
149 (simplify_shift_const): Leave only the fallback
150 case when no simplification is possible. Extract to...
151 (simplify_shift_const_1): ... here. Always create a new
152 RTX instead of substituting. Remove the signed_count variable.
153 Return NULL_RTX if no substitution is possible.
155 (simplify_and_const_int): Leave only the fallback
156 case when no simplification is possible. Extract to...
157 (simplify_and_const_int_1): ... here. Always create a new
158 RTX instead of substituting. Return NULL_RTX if no substitution
161 (force_to_mode, simplify_comparison): Don't pass a non-NULL first
162 parameter to simplify_and_const_int and simplify_shift_const,
163 unless it is equal to the expected non-simplified result.
165 2005-12-23 Jakub Jelinek <jakub@redhat.com>
168 * regrename.c (replace_oldest_value_reg): Use validate_change with
169 IN_GROUP set to 1 instead of doing direct modifications.
170 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_*
171 replacements have been performed on an instruction, use
172 apply_change_group ().
174 2005-12-23 Hans-Peter Nilsson <hp@axis.com>
176 * config/cris/arit.c (do_31div): Clarify what "31" refers to.
177 [L_divsi3] (__Udiv): Don't use as inline function.
178 [L_modsi3] (__Umod): Ditto.
179 (__Div): Rearrange to call do_31div directly instead of __Udiv.
180 (__Mod): Similarly regarding __Umod.
183 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for
184 emitted insns with post-increments.
185 (cris_expand_epilogue): Ditto.
187 2005-12-22 Jakub Jelinek <jakub@redhat.com>
188 Richard Henderson <rth@redhat.com>
190 Merge from gomp-branch.
191 * builtins.def: Move all DEF_SYNC_BUILTIN to ...
192 * sync-builtins.def: ... new file.
193 (BUILT_IN_FETCH_AND_ADD_16,
194 BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
195 BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
196 BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
197 BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
198 BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
199 BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
200 BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
201 BUILT_IN_LOCK_RELEASE_16): New builtins.
202 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
203 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
204 * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
205 * c-common.c (enum c_builtin_type): Move to top-level from
206 c_common_nodes_and_builtins enum builtin_type.
207 (builtin_types): Move from c_common_nodes_and_builtins.
209 (c_common_nodes_and_builtins): Use it.
210 (def_builtin_1): Check for error_mark_node.
211 (sync_resolve_size): Handle also 128 bit sync builtins.
212 * Makefile.in (BUILTINS_DEF): New. Use it instead of builtins.def.
214 * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
215 (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
216 * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
217 * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
218 (doublemodesuffix, DCASHMODE): New mode attrs.
219 (sync_compare_and_swap<mode>): Change into expand, use CASMODE
220 instead of IMODE, if mode is wider than a word, expand into
221 sync_double_compare_and_swap*.
222 (*sync_compare_and_swap<mode>): New insn.
223 (sync_double_compare_and_swap<mode>): Likewise.
224 (*sync_double_compare_and_swapdi_pic): Likewise.
225 (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
226 mode is wider than a word, expand into
227 sync_double_compare_and_swap_cc*.
228 (sync_double_compare_and_swap_cc<mode>): New insn.
229 (*sync_double_compare_and_swap_ccdi_pic): Likewise.
231 2005-12-22 Richard Henderson <rth@redhat.com>
233 * config/i386/mmintrin.h (_mm_add_si64): Only define for SSE2.
234 (_mm_sub_si64): Likewise.
235 * config/i386/xmmintrin.h (_mm_shuffle_pi16, _m_pshufw): Likewise.
237 2005-12-23 Alan Modra <amodra@bigpond.net.au>
239 PR rtl-optimization/25432
240 * reload1.c (eliminate_regs_in_insn): Update insn code on
241 successfully re-recognizing modified insn.
243 2005-12-22 Richard Guenther <rguenther@suse.de>
245 * tree.c (tree_fold_gcd): Use build_int_cst where appropriate.
246 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
247 * varasm.c (array_size_for_constructor): Likewise.
248 * fold-const.c (size_diffop, invert_truthvalue,
249 optimize_bit_field_compare, make_range, build_range_check,
250 fold_cond_expr_with_comparison, fold_truthop,
251 fold_single_bit_test_into_sign_test, fold_binary): Likewise.
253 2005-12-22 Dale Johannesen <dalej@apple.com>
255 * config/i386/sse.md (sse_movhlps): Reverse operands for
256 2nd and 3rd alternatives.
258 2005-12-22 Andrew Pinski <pinskia@physics.uc.edu>
261 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex
264 2005-12-22 Zdenek Dvorak <dvorakz@suse.cz>
265 Steven Bosscher <stevenb@suse.de>
267 * df.c (df_bitmaps_free): Only work for bbs for that structures are
269 (df_bb_modify): Realloc tables to the new index.
270 (df_find_use): New function.
271 (df_find_def, df_reg_used): Handle subregs.
272 * df.h (df_find_use): Declare.
274 * loop-invariant.c: Include hashtab.h.
275 (struct invariant): Remove processed field, add eqto and reg fields.
276 (struct invariant_expr_entry): New.
277 (invariant_for_use, hash_invariant_expr_1, invariant_expr_equal_p,
278 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv,
279 find_identical_invariants, merge_identical_invariants): New functions.
280 (create_new_invariant): Return the new invariant. Initialize new
282 (find_invariants): Call merge_identical_invariants.
283 (get_inv_cost, best_gain_for_invariant, set_move_mark,
284 move_invariant_reg): Handle equivalent invariants.
285 * Makefile.in (loop-invariant.o): Add HASHTAB_H dependency.
287 2005-12-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
290 * c-lex.c (c_lex_with_flags): Add PURE_ZERO to cpp_flags if
291 number is a single digit '0'.
293 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
295 PR tree-optimization/23518
296 * fold-const.c (make_range): Don't move a constant to the
297 other side of the comparison if the type is signed and -fwrapv
300 2005-12-22 Kazu Hirata <kazu@codesourcery.com>
302 * tree-vrp.c (extract_range_from_binary_expr): Clean up uses
305 2005-12-21 Joseph S. Myers <joseph@codesourcery.com>
308 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add _floatundidf and
311 2005-12-21 Andrew Haley <aph@redhat.com>
314 * recog.c (peephole2_optimize): Don't peephole any
315 RTX_FRAME_RELATED_P insns.
317 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
319 * tree-data-ref.c (estimate_niter_from_size_of_data): Replace
320 fold_build2 with fold_binary.
321 * tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
322 Replace fold_build1 with fold_unary.
323 * tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
326 2005-12-21 Steven Bosscher <stevenb@suse.de>
328 PR rtl-optimization/25196
329 * postreload-gcse.c (record_last_set_info): Notice stack pointer
330 changes in push insns without REG_INC notes.
332 2005-12-21 Kazu Hirata <kazu@codesourcery.com>
334 PR tree-optimization/25382.
335 * tree-vrp.c (extract_range_from_binary_expr): Extract a range
338 2005-12-21 Janis Johnson <janis187@us.ibm.com>
339 Ben Elliston <bje@au.ibm.com>
341 * configure.ac: Enable C extension for decimal float if invoked
342 with --enable-decimal-float.
343 * doc/install.texi (Configuration): Document it.
344 * configure, config.in: Regenerate.
346 2005-12-20 Mike Stump <mrs@apple.com>
348 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Handle the
349 ambiguity between -seg_addr_table and -seg_addr_table_filename.
350 (WORD_SWITCH_TAKES_ARG): Likewise.
351 (LINK_SPEC): Likewise.
353 2005-12-20 Kenneth Zadeck <zadeck@naturalbridge.com>
355 * cfganal.c (flow_reverse_top_sort_order_compute):
356 Renamed to post_order_compute and additional parameter added which
357 allows the inclusion of entry and exit blocks into list.
358 (mark_dfs_back_edges): Fixed comment.
359 (flow_depth_first_order_compute): Renamed to
360 pre_and_rev_post_order_compute additional parameter added which
361 allows the inclusion of entry and exit blocks into list.
362 * global.c (set_up_bb_rts_numbers): Call to
363 flow_reverse_top_sort_order_compute renamed to
365 * var-tracking.c (vt_stack_adjustments): Fixed comment.
366 (vt_find_locations): Call to
367 flow_depth_first_order_compute renamed to
368 pre_and_rev_post_order_compute.
369 * cfgloop.c (flow_find_loops): Ditto.
370 * tree-ssa-reassoc.c (init_reassoc): Ditto.
371 * df.c (df_analyze_1, df_analyze_subcfg): Calls to
372 flow_reverse_top_sort_order_compute renamed to post_order_compute
373 and calls to flow_reverse_top_sort_order_compute renamed to
375 * basic_block.h: Ditto.
378 2005-12-20 Roger Sayle <roger@eyesopen.com>
379 Paolo Bonzini <bonzini@gnu.org>
381 PR rtl-optimization/25115
382 * gcse.c (pre_insert_copy_insn): Fall back to the sole
383 SET in the insn if there is no SET for an
384 expression that is equivalent to EXPR.
386 2005-12-20 Richard Guenther <rguenther@suse.de>
389 * builtins.c (std_gimplify_va_arg_expr): Do not align
390 va frame for zero sized types.
391 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
393 2005-12-20 Kazu Hirata <kazu@codesourcery.com>
395 PR tree-optimization/25501
396 * tree-cfgcleanup.c (merge_phi_nodes): Check that RESULT is
397 used in the PHI argument corresponding to the edge from BB to
400 2005-12-20 Richard Guenther <rguenther@suse.de>
403 2005-12-02 Richard Guenther <rguenther@suse.de>
405 * tree-cfg.c (mark_used_vars): New function.
406 (dump_function_to_file): Dump only used VAR_DECLs.
408 2005-12-19 Roger Sayle <roger@eyesopen.com>
410 * combine.c (try_combine): Improve splitting of binary operators
411 by taking advantage of reassociative transformations.
413 2005-12-19 Jeff Law <law@redhat.com>
415 * tree-ssa-dom.c (thread_across_edge): Do not use local_fold.
416 Strip away all type conversions after simplifying the
419 * tree-cfgcleanup.c (merge_phi_nodes): Allow merging in some
420 cases the forwarder block dominates the destination.
422 2005-12-19 DJ Delorie <dj@redhat.com>
424 * reload1.c (spill_failure): Dump reload data to dump file.
425 (find_reload_regs): Likewise.
427 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
429 PR tree-optimization/24793
430 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the
431 original reference if there are subvars.
432 * tree-ssa-operands.c (get_tmr_operands): Handle subvars.
434 2005-12-19 Kenneth Zadeck <zadeck@naturalbridge.com>
436 * df.c (df_analyze_1, df_analyze_subcfg, iterative_dataflow):
437 Corrected basic block number calculations for changes in entry and
440 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
442 * tree-flow.h (struct var_ann_d): Change type of
443 may_aliases field to VEC(tree, gc) *.
444 (may_aliases): Declaration changed.
445 * tree-ssa-alias.c (group_aliases, add_may_alias,
446 replace_may_alias, dump_may_aliases_for,
447 is_aliased_with, add_type_alias, new_type_alias):
448 Work with VEC(tree, gc) * instead of varray.
449 * tree-flow-inline.h (may_aliases): Ditto.
450 * tree-ssa.c (verify_flow_insensitive_alias_info,
451 verify_name_tags): Ditto.
452 * tree-ssa-operands.c (add_stmt_operand): Ditto.
454 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
456 * cfgcleanup.c: Temporarily revert patches for PR 20070 till Bernd
459 2005-12-19 J"orn Rennecke <joern.rennecke@st.com>
461 * struct-equiv.c (struct_equiv_improve_checkpoint): Fix sets_cc0_p
464 2005-12-19 Ben Elliston <bje@au.ibm.com>
466 * doc/install.texi (Configuration): Typo in Fortran subheading.
468 2005-12-19 Nathan Sidwell <nathan@codesourcery.com>
470 * config/mt/mt.md (decrement_and_branch_until_zero): Add another
471 scratch. Correct its reload split. Adjust its peephole.
472 (doloop_end): Add additional scratch.
474 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove.
475 (mt_asm_output_opcode, mt_print_operand): Use 'nop'.
476 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM.
477 (mt_builtin_saveregs): Replace with ...
478 (mt_setup_incoming_varargs): ... here. Save just the varadic
480 (mt_va_start): Remove.
481 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p.
482 (mt_machine_reorg): Split all insns here.
483 (TARGET_SETUP_INCOMING_VARARGS): Override.
484 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only.
486 (EXPAND_BUILTIN_VA_START): Remove.
488 2005-12-17 Kenneth Zadeck <zadeck@naturalbridge.com>
490 * flow.c (update_life_info, count_or_remove_death_notes): Fixed
491 latent bug that could happen if update_life_info was called with a
492 blocks parameter and the call to cleanup_cfg actually deleted one
495 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
497 * tree-ssa-structalias.c (update_alias_info): Remove handling
498 of may_be_aliased (SSA_NAME_VAR (op)) case.
500 2005-12-19 Zdenek Dvorak <dvorakz@suse.cz>
502 * tree-flow.h (struct stmt_ann_d): Remove
503 makes_aliased_loads and makes_aliased_stores fields.
504 * tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
505 and makes_aliased_loads fields.
506 * tree-ssa-dom.c (eliminate_redundant_computations): Do not
507 use makes_aliased_stores.
508 * tree-ssa-operands.c (clobbered_aliased_loads,
509 clobbered_aliased_stores, ro_call_aliased_loads): Removed.
510 (build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
511 add_call_read_ops): Do not set makes_aliased_stores and
512 makes_aliased_loads fields.
513 * tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
516 2005-12-18 Geoffrey Keating <geoffk@apple.com>
518 * config/darwin.h: Don't include darwin-sections.def to declare
519 global variables; instead create darwin_section_enum.
520 (darwin_section_enum): New.
521 (darwin_sections): New.
522 * config/darwin.c: Don't include darwin-sections.def to define
524 (darwin_sections): New.
525 (output_objc_section_asm_op): Rewrite to take advantage of
527 (darwin_init_sections): Rewrite to use darwin_sections.
528 (machopic_output_indirection): Update for darwin_sections array.
529 (machopic_select_section): Likewise.
530 (machopic_select_rtx_section): Likewise.
531 (machopic_asm_out_constructor): Likewise.
532 (machopic_asm_out_destructor): Likewise.
533 (darwin_file_end): Likewise.
534 * config/rs6000/rs6000.c (machopic_output_stub): Likewise.
535 * config/i386/i386.c (machopic_output_stub): Likewise.
537 2005-12-18 Richard Guenther <rguenther@suse.de>
539 PR tree-optimization/25481
540 * tree-ssa-structalias.c (handle_ptr_arith): Handle accesses we
541 don't have a varinfo for.
543 2005-12-18 Jon Grimm <jgrimm2@us.ibm.com>
544 Janis Johnson <janis187@us.ibm.com>
545 Ben Elliston <bje@au.ibm.com>
547 * optabs.c (init_floating_libfuncs): Handle decimal float modes.
548 (init_optabs): Handle libfuncs for decimal float.
549 * genopinit.c (gen_insn): Handle MODE_DECIMAL_FLOAT.
550 * stor-layout.c (int_mode_for_mode): Likewise.
551 * simplify-rtx.c (simplify_immed_subreg): Likewise.
552 (simplify_unary_operation_1): Skip optimisations for decimal float
554 * varasm.c (output_constant_pool_2): Handle MODE_DECIMAL_FLOAT.
555 * emit-rtl.c (gen_const_vector): Add assertion check.
556 (init_emit_once): Populate const_tiny_rtx with constants in each
558 * expmed.c (extract_high_half, expand_mult_highpart_optab,
559 expand_mult_highpart): Assert that mode is not a scalar float
561 * expr.c (convert_move): Handle conversion between decimal and
562 binary floats of the same size.
563 * convert.c (convert_to_real): Consider decimal float types when
565 * dwarf2out.c (base_type_die): Use DW_ATE_decimal_float to
566 describe decimal floating point types.
568 2005-12-18 Ulrich Weigand <uweigand@de.ibm.com>
570 PR rtl-optimization/21041
571 * reload.c (find_reloads_subreg_address): Replace paradoxical
572 subreg of MEM by widened access only if the resulting memory
573 is properly aligned, even on !STRICT_ALIGNMENT targets.
575 2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
577 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
579 2005-12-18 Steven Bosscher <stevenb@suse.de>
581 * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from
582 the 2005-12-17 patch to renumber the entry and exit blocks.
584 2005-12-18 Gabriel Dos Reis <gdr@integrable-solutions.net>
586 * doc/objc.texi (Type encoding): Fix typo.
588 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
590 * tree-tailcall.c (find_tail_calls): Use XNEW.
591 * tree-ssa-dom.c (allocate_edge_info): Use XCNEW.
592 (free_all_edge_infos): Use explicit cast to convert from void *.
593 (vrp_free): Likewise.
594 (dom_opt_finalize_block): Likewise.
595 (record_equivalences_from_incoming_edge): Likewise.
596 (thread_across_edge): Likewise. Use XCNEWVEC.
597 (record_cond): Use XCNEW.
598 (record_conditions): Use XNEWVEC.
599 (record_edge_info): Use XCNEWVEC.
600 (lookup_avail_expr): Use XNEW.
601 (record_range): Likewise. Use GGC_NEW.
602 * tree-nested.c (var_map_hash): Use explicit cast to convert from
604 (var_map_eq): Likewise.
605 (lookup_field_for_decl): Likewise.
606 (convert_nonlocal_reference): Likewise.
607 (convert_local_reference): Likewise.
608 (convert_nl_goto_reference): Likewise.
609 (convert_nl_goto_receiver): Likewise.
610 (convert_call_expr): Likewise.
611 (convert_tramp_reference): Likewise.
612 (lookup_tramp_for_decl): Likewise.Use GGC_NEW.
613 (convert_nl_goto_reference): Likewise.
614 (lookup_field_for_decl): Use GGC_NEW.
615 (create_nesting_tree): Use GGC_CNEW.
616 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Use XNEWVEC.
617 * tree-ssa-alias.c (init_alias_info): Use XCNEW.
618 (create_alias_map_for): Likewise.
619 (setup_pointers_and_addressables): Use XCNEWVEC.
620 (get_ptr_info): Use GGC_NEW.
621 (used_part_map_eq): Use explicit cast to convert from void *.
622 (up_lookup): Likewise.
623 (up_insert): Use XNEW.
624 (get_or_create_used_part_for): Use XCNEW.
625 (get_tmt_for): Likewise.
626 * tree-ssa-operands.c (ssa_operand_alloc): Use GGC_NEW.
627 * tree-ssa-pre.c (phi_trans_add): Use XNEW.
628 (bitmap_set_new): Use explicit cast to convert from void *.
630 (insert_into_set): Likewise.
631 (pool_copy_list): Likewise.
632 (phi_translate): Likewise.
633 (create_value_expr_from): Likewise.
634 (insert_aux): Use XCNEWVEC.
635 (compute_avail): Use XNEWVEC.
636 * tree-ssa-live.c (calculate_live_on_entry): Likewise.
637 (sort_coalesce_list): Likewise.
638 (build_tree_conflict_graph): Use XCNEWVEC.
639 * tree-ssa-dce.c (tree_dce_init): Use XNEWVEC.
640 * tree-ssa-copy.c (init_copy_prop): Likewise.
641 (fini_copy_prop): Likewise.
642 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use XNEW
644 (record_equiv): Use XNEW.
645 (uncprop_into_successor_phis): Use explicit cast to convert from
647 (uncprop_initialize_block): Likewise.
649 2005-12-18 Dorit Nuzman <dorit@il.ibm.com>
651 PR tree-optimization/24378
652 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor
653 basic-block after loop-versioning.
655 2005-12-18 Jeff Law <law@redhat.com>
657 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Code
658 to simplify SWITCH_EXPR_CODE moved from here to ...
659 * tree-ssa-forwprop.c (simplify_switch_expr): Here.
660 (tree-ssa-forward_propagate_single_use_vars): Call
661 simplify_switch_expr when appropriate.
663 2005-12-17 Andrew Pinski <pinskia@physics.uc.edu>
665 * doc/objc.texi (Type encoding): Add documentation about encoding
666 complex types and _Bool.
668 2005-12-17 Paul Brook <paul@codesourcery.com>
670 * config/m68k/m68k.md (m68k_output_function_prologue): Always call
671 dwarf2out_def_cfa. Only add space for frame pointer to cfa_offset
672 when frame_pointer_needed.
674 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
676 * tree-vn.c (vn_add): Use XNEW.
677 * tree-ssa-ccp.c (ccp_initialize): Use XNEWVEC.
678 (ccp_fold): Likewise.
679 (fold_stmt_r): Use explicit cast to convert from void *.
680 * tree-outof-ssa.c (new_temp_expr_table): Use XCNEWVEC.
681 (new_temp_expr_table): Likewise.
682 * gimplify.c (lookup_tmp_var): Use XNEW.
683 (gimplify_asm_expr): Use explcit cast to convert from void *.
684 * tree-into-ssa.c (get_ssa_name_ann): Likewise.
685 (get_def_blocks_for): Use XNEW.
686 (add_to_repl_tbl): Likewise.
687 (mark_def_sites): Use explicit cast to convert from void *.
688 (def_blocks_free): Likewise.
689 (mark_def_sites_initialize_block): Likewise.
690 (update_ssa): Use XNEWVEC.
691 * tree-dfa.c (create_var_ann): Use GGC_NEW.
692 (create_stmt_ann): Likewise.
693 (create_tree_ann): Likewise.
694 (referenced_var_insert): Likewise.
695 (set_default_def): Likewise.
696 (referenced_var_lookup_if_exists): Use explicit cast to convert
698 (referenced_var_lookup): Likewise.
699 (default_def): Likewise.
700 (set_default_def): Likewise.
701 * tree-cfg.c (create_bb): Likewise.
702 (edge_to_cases_cleanup): Likewise.
703 (verify_node_sharing): Likewise.
704 (record_switch_edge): Use XNEW.
705 (cleanup_dead_labels): Use XCNEWVEC.
706 (tree_duplicate_sese_region): Use XNEWVEC.
707 * tree-scalar-evolution.c (get_instantiated_value): Likewise.
708 * tree-ssa.c (verify_ssa): Use XCNEWVEC.
709 (int_tree_map_eq): Use explicit cast to convert from void *.
710 * libgcov.c (gcov_exit): Use explicit cast to convert from void *.
711 (__gcov_execl): Likewise.
712 (__gcov_execlp): Likewise.
713 (__gcov_execle): Likewise.
714 * tree-eh.c (struct_ptr_eq): Likewise.
715 (struct_ptr_hash): Likewise.
716 (lookup_stmt_eh_region_fn): Likewise.
717 (outside_finally_tree): Likewise.
718 (find_goto_replacement): Likewise.
719 (make_eh_edge): Likewise.
720 (mark_eh_edge): Likewise.
721 (add_stmt_to_eh_region_fn): Use GGC_NEW.
722 (record_in_finally_tree): Use XNEW.
723 (maybe_record_in_goto_queue): Use XRESIZEVEC.
724 (lower_try_finally_copy): Use XCNEWVEC.
726 2005-12-17 Gabriel Dos Reis <gdr@integrable-solutions.net>
728 * tree-inline.c (copy_body_r): Use explicit cast when converting
731 (copy_edges_for_bb): Likewise.
732 (remap_decl_1): Likewise.
733 (estimate_num_insns_1): Likewise.
734 * cgraph.c (hash_node): Use explicit cast when converting from
737 (cgraph_create_node): Use GGC_CNEW.
738 (cgraph_create_edge): Use GGC_NEW.
739 (cgraph_remove_node): Use explicit cast when converting from void *.
740 (hash_varpool_node): Likewise.
741 (eq_varpool_node): Likewise.
742 (cgraph_varpool_node): Use GGC_CNEW.
743 * lambda.h (lambda_vector_new): Use GGC_CNEWVEC.
744 * tree-scalar-evolution.c (new_scev_info_str): Use XNEW.
745 (eq_scev_info): Use explicit cast when converting from void *.
746 (find_var_scev_info): Likewise.
747 (set_instantiated_value): Likewise.
748 (gather_stats_on_scev_database_1): Likewise.
749 * cfgloop.h (simple_loop_desc): Use explicit cast when converting
751 * c-pch.c (c_common_write_pch): Use XNEWVEC.
752 (c_common_read_pch): Likewise.
753 * prefix.c (save_string): Use XNEWVEC.
754 (translate_name): Use explicit cast when converting from void *.
755 * c-ppoutput.c (print_line): Use explicit cast when converting
757 (pp_dir_change): Likewise.
758 * c-cppbuiltin.c (builtin_define_std): Likewise.
759 (builtin_define_with_value): Likewise.
760 (builtin_define_with_value_n): Likewise.
761 (builtin_define_with_int_value): Likewise.
762 (builtin_define_type_max): Likewise.
763 * c-incpath.c (add_env_var_paths): Use XNEWVEC.
764 (add_path): Use XNEW.
765 * c-format.c (check_format_info_main): Use GGC_NEW.
766 (format_type_warning): Use explicit cast when converting from void *.
767 * c-typeck.c (alloc_tagged_tu_seen_cache): Use XNEW instead of
769 (start_init): Likewise.
770 * tree-flow-inline.h (first_referenced_var): Use explicit cast
771 when converting from void *.
772 (next_referenced_var): Likewise.
773 * c-pragma.c (push_alignment): Use GGC_NEW instead of ggc_alloc.
774 * gensupport.c (lookup_predicate): Use explicit cast to convert
776 (init_predicate_table): Use XCNEW instead of xcalloc.
777 * genpreds.c (process_define_predicate): Likewise.
779 2005-12-17 Danny Berlin <dberlin@dberlin.org>
780 Kenneth Zadeck <zadeck@naturalbridge.com>
782 * basic-block.h: Changed basic block numbering so that the entry
783 block is 0 and the exit block is 1. Changed insn iterators so
784 that they are tolerant of blocks with no insns.
785 * regrename.c (copyprop_hardreg_forward): Changed basic block
786 numbering so that the entry block is 0 and the exit block is 1.
787 * sched-ebb.c (sehedule_ebbs): Ditto.
788 * tracer.c (branch_ratio_cutoff): Ditto.
789 * cfgloopmanip.c (fix_loop_structure): Ditto.
790 * cfghooks.c (verify_flow_info): Ditto.
791 * cfg.c (compact_blocks): Ditto.
792 * reorg.c (dbr_schedule): Ditto.
793 * flow.c (calculate_global_regs_live, libcall_dead_p): Ditto.
794 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
795 calculate_dominance_info): Ditto.
796 * cfganal.c (create_edge_list, print_edge_list,
797 flow_depth_first_order_compute, flow_dfs_compute_reverse_init,
798 flow_dfs_compute_reverse_add_bb, flow_dfs_compute_reverse_execute,
799 dfs_enumerate_from): Ditto.
800 * global.c (global_alloc, set_up_bb_rts_numbers): Ditto.
801 * ifcvt.c (find_if_case_2): Ditto.
802 * cfgbuild.c (control_flow_insn_p, count_basic_blocks,
803 find_basic_blocks): Ditto.
804 * predict.c (predict_loops, tree_bb_level_predictions,
805 predict_paths_leading_to, propagate_freq): Ditto.
806 * lcm.c (compute_antinout_edge, compute_laterin,
807 compute_available): Ditto.
808 * function.c (thread_prologue_and_epilogue_insns): Ditto.
809 * gcse.c (gcse_main, bypass_jumps): Ditto.
810 * profile.c (compute_branch_probabilities,
811 compute_value_histograms, branch_prob): Ditto.
812 * tree-flow-inline.h (bsi_start, bsi_after_labels,
814 * tree-ssa-phiopt.c (tree_ssa_phiopt,
815 blocks_in_phiopt_order): Ditto.
816 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
817 compute_out, link_btr_uses, migrate_btr_defs): Ditto.
818 * tree-dfa.c (collect_dfa_stats): Ditto.
819 * cfgcleanup.c (try_forward_edges, try_optimize_cfg): Ditto.
820 * cfglayout.c (fixup_reorder_chain): Ditto.
821 * bb-reorder.c (reorder_basic_blocks, duplicate_computed_gotos,
822 partition_hot_cold_basic_blocks): Ditto.
823 * var-tracking.c (vt_find_locations): Ditto.
824 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find, get_loop_body): Ditto.
825 * sched-rgn.c (compute_trg_info, init_regions, schedule_insns): Ditto.
826 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, make_edges
827 label_to_block_fn, print_loop_ir, tree_flow_call_edges_add): Ditto.
828 * tree-ssa-reassoc.c (init_reassoc): Ditto.
829 * cfgrtl.c (entry_of_function, rtl_verify_flow_info,
830 rtl_flow_call_edges_add, rtl_flow_call_edges_add): Ditto.
831 * df.c (df_analyze_1, hybrid_search, iterative_dataflow): Ditto
832 and removed unused reverse orders.
834 * combine.c: Fix document typo.
836 2005-12-17 Jan Hubicka <jh@suse.cz>
838 * tree-flow-inline.h (set_default_def, default_def): Kill.
839 * tree-dfa.c (default_defs): New global variable.
840 (default_def, set_default_def): New functions.
841 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
842 * tree-flow.h (struct var_ann_d): Kill default_def field.
843 (set_default_def, default_def): Update prototype.
844 (default_defs): Declare.
846 2005-12-16 Jeff Law <law@redhat.com>
848 * tree-ssa-dom.c (update_rhs_and_lookup_avail_expr): Kill.
849 (simplify_rhs_and_lookup_avail_expr): Kill. Remnants moved
850 into tree-ssa-forwprop.c.
851 (eliminate_redundant_computations): Do not call
852 simplify_rhs_and_lookup_avail_expr anymore.
853 * tree-ssa-forwprop.c (simplify_not_neg_expr): New function
854 extracted from remnants of simplify_rhs_and_lookup_avail_expr.
855 (tree_ssa_forward_propagate_single_use_vars): Call
856 simplify_not_neg_expr appropriately.
858 2005-12-16 Bernd Trog <berndtrog@yahoo.com>
861 * config/avr/t-avr: Add -Os to TARGET_LIBGCC2_CFLAGS.
863 2005-12-17 Kazu Hirata <kazu@codesourcery.com>
865 PR rtl-optimization/25456
866 * struct-equiv.c (struct_equiv_improve_checkpoint): Replace
867 info->x_start with p->x_start.
869 2005-12-17 Alan Modra <amodra@bigpond.net.au>
871 * simplify-rtx.c (simplify_binary_operation_1 <IOR>): Correct bug
872 introduced 2005-12-16.
874 2005-12-16 Steven Bosscher <stevenb@suse.de>
876 PR rtl-optimization/23837
877 * optabs.c (expand_binop): For a multi-word rotate, never emit
878 a REG_NO_CONFLICT block.
880 2005-12-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
883 * reorg.c (mostly_true_jump): Remove unused variable 'insn'.
886 * config/pa/pa.c (pa_scalar_mode_supported_p): Handle
889 2005-12-16 Steven Bosscher <stevenb@suse.de>
891 * loop-invariant.c (move_loop_invariants): Add missing hunk from
892 the previous patch, to nullify df.
894 2005-12-16 Steven Bosscher <stevenb@suse.de>
896 * reorg.c (mostly_true_jump): Clean up code depending on
897 LABEL_OUTSIDE_LOOP_P and loop notes. Remove code doing
898 poor man's branch prediction, instead rely on REG_BR_PROB
899 notes to be available.
901 2005-12-16 Jakub Jelinek <jakub@redhat.com>
903 PR rtl-optimization/24899
904 * loop.c (strength_reduce): Don't reduce giv that is not always
905 computable and where add_val or mult_val can trap.
907 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only.
909 2005-12-16 Nathan Sidwell <nathan@codesourcery.com>
911 * config/mt/mt.h (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Correct
912 names of ms1-16-002 files.
914 2005-12-16 Alan Modra <amodra@bigpond.net.au>
917 * gcc.c (for_each_path): New function.
918 (add_to_obstack, file_at_path): New functions.
919 (struct file_at_path_info, struct add_to_obstack_info): New.
920 (build_search_list): Rewrite using for_each_path. Constify struct
921 path_prefix pointer. Add do_multi param. Adjust all callers.
922 (find_a_file): Similarly, but just change existing param to bool.
923 (putenv_from_prefixes): Add do_multi param, make "paths" const.
924 (do_spec_path): Delete.
925 (struct spec_path_info): New.
926 (spec_path): New function.
927 (do_spec_1): Use for_each_path for %D and %I.
928 (find_file): Adjust for find_a_file changes.
929 (main): Search multilibs for specs. Print multilib lib path for
930 -print-search-dirs. Likewise add multilibs to LIBRARY_PATH_ENV.
931 (read_specs): Search multilibs for %include and %include_noerr.
932 (is_directory): Remove second string param. Change last param
933 to a bool. Don't use concat. Remove SMALL_ARG_MAX test, always
934 check path is a dir. Update all callers.
935 * doc/hostconfig.texi (SMALL_ARG_MAX): Remove mention.
936 * system.h (SMALL_ARG_MAX): Poison.
937 * config.gcc: Don't define SMALL_ARG_MAX.
938 * config.host: Likewise.
939 * config.build: Likewise.
941 2005-12-16 Paolo Bonzini <bonzini@gnu.org>
943 * combine.c (combine_simplify_rtx <case NOT, NEG, TRUNCATE,
944 FLOAT_TRUNCATE, FLOAT_EXTEND, PLUS, MINUS, AND, IOR, XOR,
945 ABS, VEC_SELECT, POPCOUNT, PARITY, FFS, FLOAT>,
946 simplify_logical): Move simplifications that do not require
947 additional infrastructure...
948 * simplify-rtx.c (simplify_unary_operation_1,
949 simplify_binary_operation_1): ... here.
951 2005-12-16 Andreas Krebbel <krebbel1@de.ibm.com>
954 * flow.c (mark_used_dest_regs): New function.
955 (mark_used_regs): Call mark_used_dest_regs.
957 2005-12-16 Jeff Law <law@redhat.com>
959 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which
960 represent a use and definition of the same SSA_NAME.
962 2005-12-16 Jon Grimm <jgrimm2@us.ibm.com>
963 Janis Johnson <janis187@us.ibm.com>
964 Ben Elliston <bje@au.ibm.com>
966 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): New.
967 (TARGET_INITIALIZER): Add TARGET_DECIMAL_FLOAT_P.
968 * target.h (struct gcc_target): Add decimal_float_supported_p.
969 * targhooks.c (default_scalar_mode_supported_p): Handle
971 * builtins.def: Add new builtins for 32, 64 and 128 bit variants
972 of inf, nan, finite, isinf and isnan.
973 * builtin-types.def (BT_DFLOAT32, BT_DFLOAT64, BT_DFLOAT128,
974 BT_DFLOAT32_PTR, BT_DFLOAT64_PTR, BT_DFLOAT128_PTR,
975 BT_FN_DFLOAT32, BT_FN_DFLOAT64, BT_FN_DFLOAT128,
976 BT_FN_INT_DFLOAT32, BT_FN_INT_DFLOAT64, BT_FN_INT_DFLOAT128,
977 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT64_CONST_STRING,
978 BT_FN_DFLOAT32_CONST_STRING, BT_FN_DFLOAT32_DFLOAT32,
979 BT_FN_DFLOAT64_DFLOAT64, BT_FN_DFLOAT128_DFLOAT128): New.
980 * c-decl.c (declspecs_add_type): Verify combos on type qualifiers.
981 Pedwarn if decimal floating point types are used. Error if
982 decimal floating point is not supported by the target.
983 (finish_declspecs): Return type from DFP typespec_word.
984 * c-typeck.c (c_common_type): Choose the decimal floating point
985 type with the greater precision when determining a common type.
986 (convert_arguments): Warn if there is a mismatch between argument
987 and prototype for decimal float types. Warn of conversions with
988 binary float types and of precision narrowing due to prototype.
989 * c-parser.c (reswords): Add _Decimal32, _Decimal64, _Decimal128.
990 (c_token_starts_typename): Handle RID_DFLOAT32/64/128.
991 (c_token_starts_declspecs): Likewise.
992 (c_parser_attributes): Likewise.
993 * c-common.h (enum rid): Add new enumeration values RID_DFLOAT32,
994 RID_DFLOAT64, RID_DFLOAT128.
995 (T_D32, TEX_D32, T_D64, TEX_D64, T_D128, TEX_D128): New macros.
996 * c-common.c (c_common_type_for_mode): Handle decimal float modes.
997 (shorten_compare): Convert DFP/BFP operands to a common type.
998 (c_common_modes_and_builtins): Register built-in decimal float
999 types if the target supports them.
1000 (handle_mode_addtribute): Handle MODE_DECIMAL_FLOAT.
1001 * builtins.c (fold_builtin_1): Handle 32, 64 and 128 bit cases of
1002 inf, nan, finite, isinf and isnan builtins.
1003 * c-cppbuiltin.c (builtin_define_decimal_float_constants): New.
1004 (builtin_define_float_constants): Assert non-decimal radix.
1005 (c_cpp_builtins): Register built-in __DEC_EVAL_METHOD__ define.
1006 Call builtin_define_decimal_float_constants for each type.
1007 * c-lex.c (interpret_float): Decode decimal float types from CPP_N
1008 flags. Use real_from_string3, which can handle binary or decimal
1010 * c-tree.h (enum c_typespec_keyword): Add cts_dfloat32,
1011 cts_dfloat64, cts_dfloat128.
1012 * tree.c (build_common_tree_nodes_2): Add decimal float types.
1013 * tree.h (enum tree_index): Add new enumeration values
1014 TI_DFLOAT32_TYPE, TI_DFLOAT64_TYPE, TI_DFLOAT128_TYPE,
1015 TI_DFLOAT32_PTR_TYPE, TI_DFLOAT64_PTR_TYPE, TI_DFLOAT128_PTR_TYPE.
1016 (dfloat32_type_node): New macro.
1017 (dfloat64_type_node, dfloat128_type_node): Likewise.
1018 (dfloat32_ptr_type_node, dfloat64_ptr_type_node): Likewise.
1019 (dfloat128_ptr_type_node): Likewise.
1020 * c-pretty-print.c (pp_c_floating_constant): Append 32, 64 and 128
1021 bit decimal floating point types with "df", "dd" and "dl".
1022 * c-format.h (enum format_lengths): Add new enumeration values
1023 FMT_LEN_H, FMT_LEN_D and FMT_LEN_DD.
1024 * c-format.c (printf_length_specs, scanf_length_specs): Add
1025 entries for H, D, DD.
1026 (print_char_table, scan_char_table): Use new entries.
1027 (asm_fprintf_char_table, gcc_diag_char_table,
1028 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Adjust for longer
1030 * defaults.h (DECIMAL32_TYPE_SIZE): Define.
1031 (DECIMAL64_TYPE_SIZE): Likewise.
1032 (DECIMAL128_TYPE_SIZE): Likewise.
1033 (TARGET_DEC_EVAL_METHOD): Likewise.
1034 * doc/extend.texi (Decimal Float): New node.
1035 (Constructing Calls): Document decimal float built-ins.
1036 * doc/tm.texi: Document TARGET_DECIMAL_FLOAT_SUPPORTED_P hook.
1037 * Makefile.in (USER_H): Add $(srcdir)/ginclude/decfloat.h.
1038 * ginclude/decfloat.h: New file.
1040 2005-12-16 Alan Modra <amodra@bigpond.net.au>
1042 * reload.c (find_reloads): Fix comment typo.
1043 * recog.h (recog_memoized): Correct comment.
1045 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
1047 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
1048 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
1049 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
1050 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
1051 * doc/invoke.texi, doc/tm.texi: Fix typos.
1053 2005-12-16 Ben Elliston <bje@au.ibm.com>
1055 * real.c (decimal_quad_format): Correct values for emin, emax.
1057 2005-12-15 DJ Delorie <dj@redhat.com>
1059 * config/m32c/predicates.md (m32c_psi_scale): New.
1060 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
1061 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
1063 2005-12-16 Jan Hubicka <jh@suse.cz>
1065 PR rtl-optimization/25224
1066 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
1069 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
1070 Steven Bosscher <stevenb@suse.de>
1072 * loop-invariant.c (df): New global variable.
1073 (find_defs, check_dependencies, find_invariant_insn, record_uses,
1074 find_invariants_bb, find_invariants_body, find_invariants,
1075 find_invariants_to_move, move_invariants, free_inv_motion_data,
1076 move_single_loop_invariants, move_loop_invariants): Do not pass df in
1079 2005-12-15 Jakub Jelinek <jakub@redhat.com>
1081 * varasm.c (default_unique_section_1): Use special section
1082 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
1084 2005-12-16 Ben Elliston <bje@au.ibm.com>
1086 * doc/invoke.texi (Warning Options): Document -Walways-true being
1089 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
1092 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
1093 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
1094 __floatunditf): Use #error if type sizes don't match requirements
1096 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
1097 as wider floating-point type. Use #error if type sizes don't
1098 match requirements of implementation. Avoid overflow in computing
1099 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
1100 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
1101 (__floatundisf, __floatundidf): Likewise.
1102 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
1103 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1104 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
1105 TFmode-TImode conversions.
1106 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
1108 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
1110 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
1111 Use builtin_define_with_int_value() instead of
1112 adding a new check for every new major FreeBSD version.
1114 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
1116 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
1118 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1120 * config/arm/predicates.md (call_memory_operand): New.
1121 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
1123 2005-12-15 Andrew Haley <aph@redhat.com>
1125 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
1126 against prev_cache_entry == NULL when moving a cache entry to the
1129 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1131 * config/mt/mt.c (mt_override_options): Require lower case
1132 architectures. Revert accidental default to ms2.
1133 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
1134 ENDFILE_SPEC): Require lower case architectures. Revert default
1137 * doc/invoke.texi (MT Options): Rename and update.
1138 * doc/md.texi (MorphoTech family): Rename and update.
1140 2005-12-15 Olivier Hainque <hainque@adacore.com>
1142 * stor-layout.c (layout_type): Don't complain about a too small
1143 an array element type size compared to its alignment when the
1146 2005-12-15 Jan Hubicka <jh@suse.cz>
1149 * i386.c (classify_argument): Properly adjust offset of bitfield for
1152 2005-12-15 Richard Sandiford <richard@codesourcery.com>
1154 * final.c (final_scan_insn): Flip in_cold_section_p when changing
1155 between the hot and cold sections. Use current_function_section
1156 to get the new section.
1157 * dwarf2out.c (output_line_info): Use in_cold_section_p to
1158 determine whether we are assembling hot or cold code.
1159 (secname_for_decl, dwarf2out_var_location): Likewise.
1160 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
1161 * varasm.c (last_text_section): Delete.
1162 (in_cold_section_p): New variable.
1163 (hot_function_section): New function.
1164 (current_function_section): Pass in_cold_section_p as the
1165 reloc argument to select_section. Use it to decide between
1166 unlikely_function_section and hot_function_section.
1167 (assemble_start_function): Use switch_to_section. Set
1168 in_cold_section_p instead of last_text_section.
1169 (assemble_end_function): Use switch_to_section.
1170 (switch_to_section): Don't set last_text_section.
1171 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
1172 argument to make the right choice between hot and cold sections.
1174 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
1176 Second part of MS1->MT renaming
1177 * config/mt/mt.md (doloop_end): Call mt_add_loop.
1178 (movqi, movhi): Call mt_set_memflags.
1179 (*movdf_internal): Call mt_split_words.
1180 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
1182 (cmpsi): Store to mt_compare_op[01].
1183 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
1184 bungt, bunle, bunlt): Call mt_emit_cbranch.
1185 (prologue): Call mt_expand_prologue.
1186 (epilogu): Call mt_expend_epilogue.
1187 (eh_return): Call mt_expand_eh_return.
1188 (eh_epilogue): Call me_emit_eh_epilogue.
1189 (conditional_trap): Store to mt_compare_op[01].
1190 * config/mt/crti.asm: Adjust comment.
1191 * config/mt/crtn.asm: Adjust comment.
1192 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
1193 (mt_compare_op0, mt_compare_op1): Renamed.
1194 (current_frame_info, zero_frame_info): Adjust type.
1195 (mt_ucmpsi3_libcall): Renamed.
1196 (mt_flag_delayed_branch): Renamed.
1197 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
1198 (mt_nops_required, mt_nop_reasons): Renamed.
1199 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
1200 mt_debug_stack, mt_print_operand_simple_address,
1201 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
1202 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
1203 mt_function_arg_advance, mt_arg_partial_bytes,
1204 mt_pass_by_reference, mt_function_arg_boundary,
1205 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
1206 mt_legitimate_address_p): Renamed, adjusted.
1208 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
1209 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
1210 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
1211 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
1212 mt_expand_eh_return, mt_emit_eh_prologue,
1213 mt_handl_interrupt_attribute): Renamed, adjusted.
1214 (mt_attribute_table): Renamed, adjusted.
1215 (mt_initial_elimination_offset, mt_generate_compare,
1216 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
1217 mt_secondary_reload_class, mt_function_value, mt_split_words,
1218 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
1219 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
1220 (mt_labels): Renamed.
1221 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
1222 mt_machine_reorg): Renamed, adjusted.
1223 (mt_attribute_table: Renamed.
1224 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
1225 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
1226 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
1227 * config/mt/mt.opt (march): Set mt_cpu_string.
1228 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
1229 (TARGET_CPU_CPP_BUILTINS): Adjust.
1230 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
1231 TARGET_MS2): Adjust.
1232 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
1233 (MT_MIN_INT): Renamed.
1234 (RETURN_ADDR_RTX): Adjust.
1235 (struct mt_frame_info): Renamed.
1236 (current_frame_info): Adjust type.
1237 (INITIAL_ELIMINATION_OFFSET): Adjust.
1238 (MT_NUM_ARG_REGS): Renamed.
1239 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
1240 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
1241 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
1242 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
1243 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
1244 (mt_compare_op0, mt_compare_op1): Renamed.
1245 * config/mt/mt-protos.h: Rename prototypes.
1247 2005-12-15 Richard Guenther <rguenther@suse.de>
1249 * tree-flow.h (okay_component_ref_for_subvars): Remove.
1250 (get_ref_base_and_extent): Declare.
1251 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
1252 (get_ref_base_and_extent): New function.
1253 * tree-ssa-alias.c (find_used_portions): Use it.
1254 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1256 * tree-ssa-operands.c (get_expr_operands): Likewise.
1258 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
1260 * combine.c: Remove force_to_mode's fourth parameter.
1261 (force_to_mode): Do not handle REG.
1262 (canon_reg_for_combine): New.
1263 (make_field_assignment): Use it where the removed argument was non-NULL.
1265 2005-12-15 Alan Modra <amodra@bigpond.net.au>
1268 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
1269 error_mark_node. Make alignment params unsigned.
1270 * config/rs6000/rs6000-protos.h
1271 (rs6000_special_round_type_align): Update prototype.
1272 (rs6000_machopic_legitimize_pic_address): Remove arg names.
1274 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
1276 PR rtl-optimization/25310
1277 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
1278 of the eliminable register when substituting into a PLUS.
1280 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1283 * config/i386/i386.c (ix86_force_to_memory): Always use
1284 SImode push for HImode in -m32.
1285 (ix86_free_from_memory): Likewise.
1287 2005-12-14 Richard Sandiford <richard@codesourcery.com>
1289 * gcc/config/arm/arm.md: Provide a big-endian version of the
1290 (zero_extend:SI (subreg:QI ...)) splitter.
1292 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1294 * struct-equiv.c (note_local_live): Handle hard regs with different
1297 2005-12-14 Jeff Law <law@redhat.com>
1299 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
1300 to a structure containing state rather than a pointer to bool.
1301 (case ARRAY_REF): New code to handle folding some array references.
1302 (case ADDR_EXPR): Note when we are processing expressions found
1303 within an ADDRE_EXPR.
1304 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
1305 for state variables rather than just a pointer to a boolean.
1306 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1307 handling of constant string references.
1309 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1311 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
1312 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
1313 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
1314 Move other tst* patterns to retain partial order.
1316 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1318 * config/s390/s390.md ("d0", "1"): New mode attributes.
1319 ("<shift>di3", "<shift>si3"): Merge.
1320 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
1321 ("ashrdi3", "ashrsi3"): Merge.
1322 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
1323 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
1324 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
1325 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
1326 ("*ashrdi3", "*ashrsi3"): Merge.
1327 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
1329 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1331 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
1332 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
1333 ("*extendqidi2", "*extendqisi2") Merge.
1334 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
1335 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
1336 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
1337 Move some patterns to retain partial ordering.
1339 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
1341 * config/s390/s390.md ("atype", "length"): Rewrite.
1342 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
1344 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1346 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
1348 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1350 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
1351 PARALLELs with a mode.
1353 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1355 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
1356 cond_expr parameter.
1358 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
1360 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
1362 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
1366 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
1369 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
1371 2005-12-14 Jakub Jelinek <jakub@redhat.com>
1375 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
1376 DECL_P, call get_section rather than get_named_section. Supply
1377 section flags to it.
1379 2005-12-14 Ben Elliston <bje@au.ibm.com>
1381 * c-common.c (c_common_truthvalue_conversion): Generalise warning
1382 for addresses converted to booleans; not just function addresses.
1383 * c-typeck.c (build_binary_op): Warn for address comparisons which
1384 can never be NULL (eg. func == NULL or &var == NULL).
1385 * common.opt (Walways-true): New option.
1386 * c-opts.c (c_common_handle_option): Set it with -Wall.
1387 * doc/invoke.texi: Document it.
1389 2005-12-13 Paul Brook <paul@codesourcery.com>
1391 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
1392 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
1394 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1396 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
1397 (EXTRA_MULTILIB_PARTS): Define.
1399 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1401 PR rtl-optimization/20070 / part1
1402 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
1403 count_or_remove_death_notes with kill == -1.
1404 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
1405 registers if PROP_POST_REGSTACK is set.
1406 (mark_used_reg): Likewise.
1407 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
1408 REG_UNUSED notes for stack regs.
1409 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
1410 to match rtx_equiv_p machinery. Change caller.
1411 (outgoing_edges_match): Likewise.
1412 (try_crossjump_to_edge): Use struct_equiv_block_eq
1413 instead of flow_find_cross_jump.
1414 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
1415 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
1416 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
1417 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
1418 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
1419 (insns_match_p): Update prototype.
1420 (flow_find_cross_jump): Remove prototype.
1421 (struct_equiv_block_eq, struct_equiv_init): Declare.
1422 (rtx_equiv_p, condjump_equiv_p): Likewise.
1423 * struct-equiv.c: Include reload.h.
1424 (IMPOSSIBLE_MOVE_FACTOR): Define.
1425 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
1426 (struct_equiv_improve_checkpoint): Likewise.
1427 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
1428 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
1429 (struct_equiv_merge, find_dying_input): Likewise.
1430 (resolve_input_conflict, note_local_live): Likewise.
1431 (death_notes_match_p): Change parameters and processing
1432 to match rtx_equiv_p machinery. Change caller.
1433 (insns_match_p): Likewise.
1434 (flow_find_cross_jump): Replace with:
1435 (struct_equiv_block_eq).
1437 Back out this change:
1438 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1439 * recog.c (verify_changes): Make it static.
1440 * recog.h: Remove the corresponding prototype.
1442 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
1444 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
1447 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
1449 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
1450 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
1451 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
1452 TARGET_MS1_64_001 appropriately.
1453 (ms1_machine_reorg): Use TARGET_MS2.
1455 2005-12-13 Jakub Jelinek <jakub@redhat.com>
1459 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
1460 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
1461 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
1462 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
1463 Set mode to SI, adjust constraints.
1464 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
1465 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
1468 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
1470 * c-cppbuiltin.c (builtin_define_float_constants): Add
1471 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
1472 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
1473 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
1474 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
1475 to "((double)%sL)" otherwise "%s".
1477 2005-12-13 Paul Brook <paul@codesourcery.com>
1479 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
1482 2005-12-11 Rafael vila de Espndola <rafael.espindola@gmail.com>
1484 * tree-flow.h: Allow compilation with a C++ compiler.
1485 (struct edge_prediction): Prefix all field names with "ep_".
1486 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
1487 (tree_predict_edge, combine_predictions_for_bb): Likewise.
1488 (remove_predictions_associated_with_edge): Likewise.
1490 2005-12-12 Jeff Law <law@redhat.com>
1492 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
1494 * passes.c (init_optimization_passes): Run reassociation again
1495 after loop optimizations.
1497 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
1499 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
1501 (optimize_stmt): Ditto.
1502 (canonicalize_comparison): New function.
1503 * tree-ssa-operands.c (swap_tree_operands): Make external.
1504 (get_expr_operands): Stop auto-canonicalization.
1505 * tree-ssa-reassoc.c: Rewrite.
1506 (init_optimization_passes):
1507 * tree-flow.h (swap_tree_operands): Prototype.
1508 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
1510 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1512 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
1513 indicate function epilogue has been output.
1514 (pa_asm_output_mi_thunk): Likewise.
1515 (output_deferred_plabels): Put plabels in readonly data section when
1516 not generating PIC code.
1517 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
1518 information. Add assert.
1519 (som_output_comdat_data_section_asm_op): New function.
1520 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
1521 instead of output_section_asm_op for COMDAT sections.
1523 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
1525 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
1526 Fix whitespace in vincinity of to-be-installed changes.
1527 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
1528 (insns_match_p): Likewise.
1530 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
1532 * config.gcc (ms1): Replace with ...
1534 * config/ms1: Rename to ...
1535 * config/mt: ... here. Rename ms1 files to mt.
1536 * config/mt/mt.c: Adjust gt-mt.h #include.
1537 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
1538 (crti.o, crtn.o): Adjust file names.
1540 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
1542 * varray.h: Allow compilation with a C++ compiler.
1543 (union varray_data_tag): Prefix all field names with "vdt_".
1544 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
1545 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
1546 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
1547 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
1548 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
1549 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
1550 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
1551 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
1552 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
1553 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
1554 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
1555 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
1556 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
1557 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
1558 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
1559 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
1560 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
1561 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
1562 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
1563 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
1564 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
1565 VARRAY_TOP_TREE_PTR): Likewise.
1566 * varray.c (varray_grow): Likewise.
1567 (varray_clear): Likewise.
1569 2005-12-12 Alan Modra <amodra@bigpond.net.au>
1572 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
1573 alignment to doubleword if the first field is a double array.
1574 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
1576 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1578 * tree-ssa-structalias.c (process_constraint): Remove code to
1579 transform addressofs into scalar.
1580 (create_variable_info_for): In whole-program IPA, globals don't
1581 point to ANYTHING by default.
1583 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1585 * timevar.def (TV_IPA_PTA): New.
1586 * tree-pass.h (pass_ipa_pta): New
1587 * tree-ssa-structalias.c: Include cgraph.h
1589 (predbitmap_obstack): New.
1590 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
1591 (struct constraint_stats): Add num_edges.
1592 (new_var_info): Don't call bitmap_clear.
1593 (struct constraint_edge): Update docs.
1594 (new_constraint_edge): Remove src param.
1595 (struct constraint_graph): Add zero_weight_succs,
1596 zero_weight_preds. Update docs.
1597 (constraint_expr_equal): Reformat.
1598 (constraint_edge_equal): Update for removal of src.
1599 (constraint_edge_less): Ditto.
1600 (constraint_edge_vec_find): Ditto.
1601 (erase_graph_self_edge): Update for removal of src and and zero
1603 (clear_edges_for_node): Ditto.
1604 (add_graph_edge): Ditto.
1605 (get_graph_weights): Ditto.
1606 (allocate_graph_weights): Ditto.
1607 (merge_graph_nodes): Ditto.
1608 (int_add_graph_edge): Ditto.
1609 (valid_graph_edge): Ditto.
1610 (valid_weighted_graph_edge): Ditto.
1611 (build_constraint_graph): Ditto.
1613 (collapse_nodes): Ditto.
1614 (process_unification_queue): Ditto.
1615 (topo_visit): Ditto.
1616 (solve_graph): Ditto.
1617 (do_structure_copy): Ditto.
1618 (perform_var_substitution): Ditto.
1619 Init and release obstack.
1620 (handle_ptr_arith): Try to resolve directly.
1621 (find_func_aliases): Don't call update_alias_info here
1622 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
1623 (do_sd_constraint): Add code for propagating faster.
1625 (do_ds_constraint): Ditto.
1626 (count_num_arguments): New function.
1627 (create_function_info_for): Ditto.
1628 (create_variable_info_for): Handle FUNCTION_DECL.
1629 (intra_create_variable_infos): Use make_constraint_to_anything.
1630 (init_alias_vars): Init obstacks here.
1631 (need_to_solve): Handle zero weight graph changes.
1632 (compute_points_to_sets): Call update_alias_info here.
1633 (delete_points_to_sets): Free zero weight preds/succs here.
1634 (gate_ipa_pta): New.
1635 (ipa_pta_execute): New
1637 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
1639 * tree-ssa-structalias.c (var_anyoffset): Removed.
1640 (anyoffset_tree): Ditto.
1641 (anyoffset_id): Ditto.
1642 (do_deref): Take vector of constraints, no return value.
1643 Update to work on vector.
1644 (get_constraint_for): Ditto.
1645 (get_constraint_for_component_ref): Ditto.
1646 (do_structure_copy): Ditto.
1647 (handle_ptr_arith): Ditto.
1648 (find_func_aliases): Ditto.
1649 (set_uids_in_ptset): Remove anyoffset handling.
1650 (init_base_vars): Ditto.
1652 2005-12-10 Mark Mitchell <mark@codesourcery.com>
1655 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
1656 DECL_EXTERNAL functions have no bodies. Tidy.
1658 2005-12-10 Andreas Schwab <schwab@suse.de>
1660 * except.c (switch_to_exception_section): Only define if
1661 TARGET_UNWIND_INFO is not defined.
1663 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1665 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
1666 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
1668 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1670 * output.h (init_section, fini_section): Delete.
1671 * varasm.c (init_section, fini_section): Delete.
1672 (init_varasm_once): Don't initialize them.
1673 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
1674 there are no corresponding varasm.c variables.
1676 2005-12-10 Richard Sandiford <richard@codesourcery.com>
1678 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
1679 of EH_FRAME_SECTION_NAME into...
1680 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
1681 if it is still null.
1682 * except.c (default_exception_section): Delete, moving most
1684 (switch_to_exception_section): ...this new function. Set
1685 exception_section if it is still null, then switch to it.
1686 (output_function_exception_table): Use switch_to_exception_section.
1687 * varasm.c (exception_section, eh_frame_section): Update comments.
1688 (get_section): Hoist use of SECTION_NAMED.
1689 (init_varasm_once): Don't set exception_section and eh_frame_section.
1690 * output.h (default_exception_section): Delete.
1691 (default_eh_frame_section): Delete.
1693 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
1695 * config/bfin/bfin.c: Include "cgraph.h".
1696 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
1697 Return the reg that holds the pointer to the GOT.
1698 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
1699 doing stack checking.
1701 2005-12-09 Diego Novillo <dnovillo@redhat.com>
1703 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
1704 recompute_tree_invarant_for_addr_expr.
1705 Update uses everywhere.
1707 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
1709 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
1710 (MULTILIB_DIRNAMES): Define.
1712 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1715 * config/s390/s390.c (struct s390_address): New field literal_pool.
1716 (s390_decompose_address): Compute literal_pool field. Do not
1717 assume register %r13 is always (and solely) used as pool base.
1718 (s390_extra_constraint_str): Use literal_pool field.
1720 2005-12-09 Thiemo Seufer <ths@networkno.de>
1722 * config/mips/mips.c (override_options): Don't allow too small
1723 integers in FP registers.
1725 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
1727 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
1728 targetm.binds_local_p to check for local function calls.
1730 2005-12-09 Alan Modra <amodra@bigpond.net.au>
1733 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
1734 call_used_regs can't be used to save reg in another reg.
1736 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1737 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
1739 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
1741 * except.c (output_ttype): Likewise.
1742 * tree-object-size.c (collect_object_sizes_for): Likewise.
1743 (check_for_plus_in_loops_1): Likewise.
1744 (check_for_plus_in_loops): Likewise.
1745 (compute_object_sizes): Use gcc_unreachable instead of abort.
1747 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
1749 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
1750 (loop_end, loop_init, doloop_end): New insns.
1751 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
1752 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
1753 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
1754 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
1755 * config/ms1/ms1.c: #include basic-block.h
1756 (struct machine_function): Add has_loops field.
1757 (ms1_add_loop): New.
1758 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
1759 (struct loop_info, struct loop_work): New.
1760 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
1761 (ms1_reorg_loops): New loop optimization.
1762 (ms1_machine_reorg): Call it.
1763 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
1765 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
1767 PR tree-optimization/25248
1768 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
1769 evolution_of_loop from the failed attempt. Remove handling
1772 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
1774 * tree.h (DECL_EXTERNAL): Clarify documentation.
1776 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
1777 Jakub Jelinek <jakub@redhat.com>
1780 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
1781 argument. Don't drop outer ANDs.
1782 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
1783 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
1785 * config/s390/predicates.md (setmem_operand): Remove.
1786 (shift_count_operand): Rename to...
1787 (shift_count_or_setmem_operand): ... this. Adjust
1788 s390_decompose_shift_count caller.
1789 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
1790 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
1791 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
1792 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
1793 rotl<mode>3_and, setmem_long_and): New insns.
1794 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
1795 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
1796 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
1797 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
1798 of shift_count_operand.
1799 (setmem_long): Use shift_count_or_setmem_operand instead of
1802 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
1803 Andreas Tobler <a.tobler@schweiz.ch>
1805 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
1808 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1810 * expr.c (force_operand): Use convert_to_mode for conversions.
1812 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1814 * reload.h (reg_equiv_invariant): Declare.
1815 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
1816 register also when reg_equiv_invariant[R] is set.
1818 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1819 Andreas Tobler <a.tobler@schweiz.ch>
1821 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
1823 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1825 * tree-ssa-pre.c (bitmap_set_and): New function.
1826 (bitmap_set_and_compl): New function.
1827 (bitmap_set_empty_p): New function.
1828 (insert_extra_phis): New function.
1829 (compute_avail): Use insert_extra_phis.
1831 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1833 * config/s390/s390.c (s390_expand_atomic): New function.
1834 Adjust comment of helper functions.
1835 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
1836 * config/s390/s390.md ("ATOMIC"): New code macro.
1837 ("atomic"): Corresponding new code attribute.
1838 ("sync_lock_test_and_set[hq]i",
1839 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
1841 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
1843 * config/s390/s390.c (s390_expand_mask_and_shift,
1844 struct alignment_context, init_alignment_context,
1845 s390_expand_cs_hqi): New.
1846 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
1847 * config/s390/s390.md ("sync_compare_and_swaphi",
1848 "sync_compare_and_swapqi"): New pattern.
1850 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
1852 Fix PR tree-optimization/25291
1853 * tree-ssa-operands.c (add_call_clobber_ops): Remove
1854 redundant and crashing check.
1856 2005-12-08 Alan Modra <amodra@bigpond.net.au>
1859 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
1860 tests further when !strict && reload_in_progress.
1861 (print_operand): Check that both operands of indexed address are regs.
1862 (print_operand_address): Likewise.
1863 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
1864 (INT_REG_OK_FOR_BASE_P): Correct.
1866 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
1868 Preparation for PR rtl-optimization/20070 / part1
1869 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
1870 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
1871 outgoing_edges_match.
1872 (outgoing_edges_match): Use condjump_equiv_p.
1873 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
1875 * struct-equiv.c: New file.
1876 (death_notes_match_p) New function, broken out of insns_match_p.
1877 * Makefile.in (OBJS-common): Add struct-equiv.o.
1878 (struct-equiv.o): New target.
1880 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1882 * coretypes.h: Revert previous change.
1883 * config/darwin.h: Revert previous reversion.
1884 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
1886 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1888 * coretypes.h (section): Provide dummy definition for target files.
1889 * config/darwin.h: Revert previous change.
1891 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1893 * doc/sourcebuild.texi (all.build, install-normal): Remove.
1894 * configure.ac: Remove all.build and install-normal from target_list
1895 * configure: Regenerate.
1896 * Makefile.in (install): Don't depend on install-normal.
1898 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1900 * Makefile.in: Document the use of stamps.
1902 2005-12-07 Rafael vila de Espndola <rafael.espindola@gmail.com>
1904 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
1905 * Makefile.in: Add code to compute some dependencies on s-gtype
1906 automatically. Remove the declaration of those dependencies.
1908 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1910 * gcc/reload.c (push_secondary_reload): Fix typo:
1911 s/insn_constraint/scratch_constraint/.
1913 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1915 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
1917 2005-12-07 Richard Sandiford <richard@codesourcery.com>
1919 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
1920 (alpha_elf_select_rtx_section): Return the selected section rather
1921 than emitting assembly code.
1922 (alpha_write_linkage): Emit a ".link" directive directly and then
1923 set in_section to NULL.
1924 (vms_asm_out_constructor): Use switch_to_section.
1925 (vms_asm_out_destructor): Likewise.
1926 (unicosmk_output_common): Set in_section to NULL instead of calling
1927 the dummy common_section function.
1928 (unicosmk_text_section): Delete in favor of...
1929 (unicosmk_output_text_section_asm_op): ...this new function.
1930 (unicosmk_data_section): Delete in favor of...
1931 (unicosmk_output_data_section_asm_op): ...this new function.
1932 (unicosmk_init_sections): New function.
1933 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
1934 (unicosmk_output_ssib): Set in_section to NULL instead of calling
1935 the dummy ssib_section function.
1936 (unicosmk_section_buf): Delete.
1937 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
1938 (unicosmk_data_section): Delete.
1939 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1940 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
1941 (SECTION_FUNCTION_TEMPLATE): Delete.
1942 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
1943 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1944 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
1945 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1946 (TARGET_ASM_INIT_SECTIONS): Define.
1947 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
1948 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1949 (link_section, literals_section): Delete.
1950 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
1951 set in_section to NULL.
1953 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
1954 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
1955 (COMMON_SECTION): Delete.
1956 (TARGET_ASM_INIT_SECTIONS): Define.
1957 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
1958 the dummy common_section function.
1959 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1960 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
1961 between readonly_data_section and text_section to check whether
1962 read-only data is being put in the text section.
1963 (arm_output_function_epilogue): Use switch_to_section.
1964 (arm_elf_asm_constructor): Likewise.
1965 (thumb_call_via_reg): Replace call to in_text_section with
1966 a comparison between in_section and text_section.
1967 (arm_file_end): Use switch_to_section.
1968 (aof_text_section): Delete in favor of...
1969 (aof_output_text_section_asm_op): ...this new function.
1970 (aof_data_section): Delete in favor of...
1971 (aof_output_data_section_asm_op): ...this new function.
1972 (aof_asm_init_sections): New function.
1973 (zero_init_section): Moved from config/arm/aof.h.
1974 (aof_dump_imports, aof_file_start): Use switch_to_section.
1975 * config/arm/arm.h (thumb_call_via_label): Update comment.
1976 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
1977 (common_section): Delete.
1978 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1979 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1980 global switch_to_section function instead of the old port-local one.
1981 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
1982 (SWITCH_TO_SECTION_FUNCTION): Delete.
1983 (drectve_section): Redefine as a macro.
1984 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
1985 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
1988 * config/avr/avr.c (progmem_section): New variable.
1989 (avr_output_progmem_section_asm_op): New function.
1990 (avr_asm_init_sections): New function.
1991 (avr_output_addr_vec_elt): Use switch_to_section.
1992 * config/avr/avr.h (progmem_section): Declare.
1993 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1994 (READONLY_DATA_SECTION): Delete.
1995 (TARGET_ASM_INIT_SECTIONS): Define.
1996 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1997 * config/avr/avr-protos.h (progmem_section): Delete.
1999 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2001 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2002 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
2004 * config/darwin-sections.def: New file.
2005 * config/darwin.c: Define all sections in darwin-sections.def.
2006 (output_objc_section_asm_op, darwin_init_sections): New functions.
2007 (machopic_output_indirection): Use switch_to_section.
2008 (machopic_select_section): Return the selected section rather than
2009 emitting assembly code. Replace the static function table with
2010 inline conditional expressions. Update the tests of last_text_section
2011 and move them into the FUNCTION_DECL block.
2012 (machopic_select_rtx_section): Return the selected section rather than
2013 emitting assembly code.
2014 (machopic_asm_out_constructor, machopic_asm_out_destructor)
2015 (darwin_file_end): Use switch_to_section.
2016 * config/darwin.h: Use darwin-sections.def to declare sections.
2017 (INIT_SECTION_ASM_OP): Remove empty definition.
2018 (HAS_INIT_SECTION): Define this instead.
2019 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2020 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2021 (TARGET_ASM_EH_FRAME_SECTION): Delete.
2022 (TARGET_ASM_INIT_SECTIONS): Define.
2023 * config/darwin-protos.h (darwin_init_sections): Declare.
2024 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
2025 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
2026 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2027 (constructor_section, destructor_section, mod_init_section): Delete.
2028 (mod_term_section): Delete.
2029 (darwin_exception_section, darwin_eh_frame_section): Delete.
2030 (machopic_select_section): Return a section.
2031 (machopic_select_rtx_section): Likewise.
2032 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
2033 (const_section, const_coal_section, const_data_section): Delete.
2034 (const_data_coal_section, data_coal_section, cstring_section): Delete.
2035 (literal4_section, literal8_section, constructor_section): Delete.
2036 (mod_init_section, mod_term_section, destructor_section): Delete.
2037 (objc_class_section, objc_meta_class_section, objc_category_section)
2038 (objc_class_vars_section, objc_instance_vars_section): Delete.
2039 (objc_cls_meth_section, objc_inst_meth_section): Delete.
2040 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
2041 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
2042 (objc_symbols_section, objc_module_info_section): Delete.
2043 (objc_image_info_section, objc_protocol_section): Delete.
2044 (objc_string_object_section, objc_constant_string_object_section)
2045 (objc_class_names_section, objc_meth_var_names_section): Delete.
2046 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
2047 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
2048 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
2049 (darwin_exception_section, darwin_eh_frame_section): Delete.
2050 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
2052 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
2053 (frv_asm_out_destructor): Likewise.
2054 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2055 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
2056 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
2058 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
2059 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
2060 (data_section): Delete.
2062 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2063 (DRECTVE_SECTION_FUNCTION): Delete.
2064 (drectve_section): Redefine as a macro that sets in_section after
2065 emitting the directive.
2066 (SWITCH_TO_SECTION_FUNCTION): Delete.
2067 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
2068 in_text_section with comparison between in_section and text_section.
2069 * config/i386/i386.c (x86_64_elf_select_section): Return the section
2070 rather than emitting assembly code. Use get_named_section.
2071 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
2073 (machopic_output_stub): Use switch_to_section.
2074 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
2075 (nwld_named_section_asm_out_destructor): Use get_section and
2078 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
2079 rather than emitting assembly code.
2080 (ia64_rwreloc_select_section): Likewise.
2081 (ia64_rwreloc_select_rtx_section): Likewise.
2082 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
2083 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2085 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2086 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
2088 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
2089 section rather than emitting assembly code.
2090 (iq2000_select_section): Likewise.
2091 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
2092 (sbss_section): Delete.
2094 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
2095 and get_named_section.
2096 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
2098 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
2099 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
2100 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
2101 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
2103 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2104 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2105 global switch_to_section function instead of the old port-local one.
2106 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2107 (SWITCH_SECTION_FUNCTION): Delete.
2108 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
2109 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
2110 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
2111 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
2113 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
2114 global switch_to_section function instead of the old port-local one.
2115 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
2117 * config/mips/mips.c (mips_file_start): Update comment.
2118 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
2119 (mips_output_aligned_decl_common): Use switch_to_section.
2120 (mips_select_rtx_section): Return the section rather than emitting
2121 assembly code. Use get_named_section.
2122 (mips_function_rodata_section: Likewise get_section.
2123 (build_mips16_function_stub): Use switch_to_section.
2124 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
2125 (SDATA_SECTION_ASM_OP): Delete.
2126 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
2127 (EXTRA_SECTION_FUNCTIONS): Delete.
2129 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
2130 (mmix_asm_output_aligned_local): Use switch_to_section.
2132 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
2133 (som_one_only_readonly_data_section): New variables.
2134 (pa_output_function_epilogue): Set in_section to NULL instead of
2135 calling forget_section.
2136 (output_deferred_plabels): Use select_section.
2137 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
2138 of calling forget_section.
2139 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
2140 (pa_asm_output_aligned_local): Use select_section.
2141 (som_text_section_asm_op): Delete in favor of...
2142 (som_output_text_section_asm_op): ...this new function.
2143 (pa_som_asm_init_sections): New function.
2144 (pa_select_section): Return the section rather than emitting
2146 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2147 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
2148 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
2149 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
2150 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
2151 (som_readonly_data_section, som_one_only_readonly_data_section)
2152 (som_one_only_data_section, forget_section): Delete.
2153 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
2154 (TARGET_ASM_INIT_SECTIONS): Define.
2155 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
2157 * config/rs6000/rs6000.c (read_only_data_section): New variable.
2158 (private_data_section, read_only_private_data_section): New variables.
2159 (sdata2_section, toc_section): New variables.
2160 (rs6000_file_start): Use switch_to_section.
2161 (rs6000_assemble_integer): Use comparisons against in_section
2162 instead of calling in_toc_section and in_text_section. Use
2163 unlikely_text_section_p.
2164 (rs6000_elf_output_toc_section_asm_op): New function, derived
2165 from the old rs6000/sysv4.h toc_section function.
2166 (rs6000_elf_asm_init_sections): New function.
2167 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
2168 the section rather than emitting assembly code.
2169 (machopic_output_stub): Use switch_to_section.
2170 (toc_section): Delete dummy function.
2171 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
2172 switch_to_section and get_section.
2173 (rs6000_xcoff_output_readonly_section_asm_op): New function.
2174 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
2175 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
2176 the old rs6000/xcoff.h toc_section function.
2177 (rs6000_xcoff_asm_init_sections): New function.
2178 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
2179 the section rather than emitting assembly code.
2180 (rs6000_xcoff_file_start): Use switch_to_section.
2181 (rs6000_xcoff_file_end): Likewise.
2182 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
2183 (sdata2_section, sbss_section, private_data_section): Delete.
2184 (read_only_data_section, read_only_private_data_section): Delete.
2185 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2186 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
2187 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
2188 (FINI_SECTION_FUNCTION): Delete.
2189 (TARGET_ASM_INIT_SECTIONS): Define.
2190 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
2191 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2192 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
2193 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
2194 (READONLY_DATA_SECTION): Delete.
2195 (TARGET_ASM_INIT_SECTIONS): Define.
2196 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
2197 to NULL rather than no_section.
2198 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2200 * config/sh/sh.c (sh_file_start): Use switch_to_section.
2202 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
2203 (sparc_output_deferred_case_vectors): Likewise. Remove argument
2204 from call to current_function_section.
2206 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
2207 (bss100_section): New variable.
2208 (xstormy16_asm_output_aligned_common): Use switch_to_section.
2209 (xstormy16_asm_init_sections): New function.
2210 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
2211 switch_to_section and get_section.
2212 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
2213 from calls to current_function_section.
2214 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
2215 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
2216 (TARGET_ASM_INIT_SECTIONS): Define.
2217 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
2219 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2220 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
2221 (FINI_SECTION_FUNCTION): Delete.
2223 * config/v850/v850.c: Include gt-v850.h.
2224 (rosdata_section, rozdata_section, tdata_section, zdata_section)
2225 (zbss_section): New variables.
2226 (v850_output_aligned_bss): Use switch_to_section.
2227 (v850_asm_init_sections): New function.
2228 (v850_select_section): Return the section rather than emitting
2230 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
2231 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
2232 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
2233 (TARGET_ASM_INIT_SECTIONS): Define.
2234 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
2235 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
2236 (zbss_section): Delete.
2238 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
2240 * config/vx-common.h (vxworks_exception_section): Delete.
2241 (TARGET_ASM_EXCEPTION_SECTION): Delete.
2243 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
2244 section rather than emitting assembly code.
2245 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
2248 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
2249 * coretypes.h (section): New union and typedef.
2250 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
2251 from call to current_function_section.
2252 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
2253 (dbxout_symbol_location): Use switch_to_section.
2254 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
2255 most of the code into...
2256 (default_eh_frame_section): ...here. Return a section.
2257 (collect2_eh_frame_section): Delete, moving most of the code into..
2258 (switch_to_eh_frame_section): ...this new function.
2259 (debug_info_section, debug_abbrev_section, debug_aranges_section)
2260 (debug_macinfo_section, debug_line_section, debug_loc_section)
2261 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
2263 (output_call_frame_info): Call switch_to_eh_frame_section instead of
2264 eh_frame_section. Use switch_to_section and get_section.
2265 (dwarf2out_begin_prologue): Use switch_to_section.
2266 (AT_string_form): Check the flags in debug_str_section instead of
2267 DEBUG_STR_SECTION_FLAGS.
2268 (output_comp_unit): Use switch_to_section, get_section, and
2270 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
2271 (dwarf2out_begin_block): Use switch_to_section. Remove argument
2272 from call to current_function_section.
2273 (dwarf2out_var_location): Use unlikely_text_section_p.
2274 (dwarf2out_source_line): Use switch_to_section. Remove argument
2275 from call to current_function_section.
2276 (dwarf2out_start_source_file, dwarf2out_end_source_file)
2277 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
2278 debug_macinfo_section.
2279 (dwarf2out_init): Initialize the new section variables. Use them
2280 instead of calls to named_section_flags. Use switch_to_section.
2281 (output_indirect_string): Use switch_to_section and debug_str_section.
2282 (dwarf2out_finish): Use switch_to_section and the new section
2284 * except.c (default_exception_section): Return the section instead
2285 of emitting assembly code.
2286 (output_function_exception_table): Use the global exception_section
2287 variable instead of the target hook. Use switch_to_section. Remove
2288 argument from call to current_function_section.
2289 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
2290 (shorten_branches): Use pointer comparisons to detect whether the
2291 text section is the same as readonly_data_section.
2292 (profile_function): Use switch_to_section. Remove argument from
2293 call to current_function_section.
2294 (final_scan_insn): Likewise. Update use of last_text_section.
2295 * gengtype.c (open_base_files): Add an include of output.h.
2296 * output.h (text_section, data_section, readonly_data_section)
2297 (ctors_section, dtors_section, bss_section, init_section)
2298 (fini_section, sdata_section): Turn into section pointers.
2299 (in_text_section, in_unlikely_text_section, exports_section)
2300 (drectve_section, named_section, mergeable_string_section)
2301 (last_text_section_name): Delete.
2302 (default_exception_section, default_eh_frame_section): Return sections.
2303 (SECTION_DECLARED, SECTION_NAMED): New macros.
2304 (SECTION_MACH_DEP): Bump value.
2305 (section_common, named_section, unnamed_section): New structures.
2306 (unnamed_section_callback): New typedef.
2307 (section): New union.
2308 (sbss_section, exception_section, eh_frame_section): New variables.
2309 (in_section, last_text_section): Turn into section pointers.
2310 (get_unnamed_section, get_section, get_named_section): New functions.
2311 (mergeable_constant_section, function_section): Return a section.
2312 (unlikely_text_section): Likewise.
2313 (current_function_section): Likewise. Remove the decl argument.
2314 (unlikely_text_section_p, switch_to_section): New functions.
2315 (output_section_asm_op): New function.
2316 (set_named_section_flags, named_section_flags, named_section_real)
2317 (named_section_first_declaration): Delete.
2318 (default_select_section, default_elf_select_section): Return a section.
2319 (default_elf_select_section_1, default_function_rodata_section)
2320 (default_no_function_rodata_section, default_select_rtx_section)
2321 (default_elf_select_rtx_section): Likewise.
2322 * rtl.h (in_data_section): Delete.
2323 * sdbout.c (sdbout_one_type): Use switch_to_section.
2324 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
2325 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
2326 (TARGET_ASM_EH_FRAME_SECTION): Poison.
2327 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
2328 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
2329 (TARGET_ASM_OUT): Update after above changes.
2330 * target.h (init_sections): New hook.
2331 (exception_section, eh_frame_section): Delete.
2332 (select_section, select_rtx_section, function_rodata_section): Return
2333 a section rather than emitting assembly code.
2334 * varasm.c (text_section, data_section, readonly_data_section)
2335 (ctors_section, dtors_section, bss_section, init_section)
2336 (fini_section): Turn into section pointers.
2337 (sdata_section, sbss_section, exception_section): New variables.
2338 (eh_frame_section): New variable.
2339 (in_section): Make global and turn into a section pointer.
2340 (last_text_section): Turn into a section pointer.
2341 (unnamed_sections): New variable.
2342 (in_named_name, last_text_section_name): Delete.
2343 (EXTRA_SECTION_FUNCTIONS): Delete.
2344 (in_named_entry): Delete.
2345 (section_htab): New variable, replacing...
2346 (in_named_htab): ...this deleted variable.
2347 (section_entry_eq, section_entry_hash): New functions, based on...
2348 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
2349 (get_unnamed_section, get_section): New functions.
2350 (unlikely_text_section): Return a section instead of emitting
2352 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
2353 (get_named_section_flags, named_section_first_declaration): Delete.
2354 (unlikely_text_section_p): New function.
2355 (named_section_real, named_section): Delete.
2356 (get_named_section): New function.
2357 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
2358 (function_section): Return a section rather than emitting
2360 (current_function_section): Likewise. Remove argument. Use
2361 last_text_section if nonnull, otherwise use function_section.
2362 (default_function_rodata_section): Return a section rather than
2363 emitting assembly code. Use get_section.
2364 (default_no_function_rodata_section): Return a section rather than
2365 emitting assembly code.
2366 (variable_section): Use switch_to_section and get_named_section.
2367 (mergeable_string_section): Return a section rather than emitting
2368 assembly code. Use get_section. Make static. Don't take special
2369 countermeasures for empty strings.
2370 (mergeable_constant_section): Return a section rather than emitting
2371 assembly code. Use get_section.
2372 (default_named_section_asm_out_destructor): Use switch_to_section
2374 (default_dtor_section_asm_out_destructor): Use switch_to_section.
2375 (default_named_section_asm_out_constructor): Use switch_to_section
2377 (default_ctor_section_asm_out_constructor): Use switch_to_section.
2378 (assemble_start_function): Likewise. Set last_text_section to
2379 NULL rather than no_section. Change the type of save_section.
2380 (assemble_zeros, assemble_variable): Use the section flags to detect
2381 whether or not a section is text.
2382 (assemble_static_space): Use switch_to_section.
2383 (assemble_trampoline_template): Likewise.
2384 (output_constant_def_contents): Use switch_to_section and
2386 (output_constant_pool_1): Use switch_to_section. Use the section
2387 flags to see whether sections contain mergeable data.
2388 (init_varasm_once): Initialize section_htab instead of in_named_htab.
2389 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
2390 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
2391 whether a section has already been declared.
2392 (default_select_section, default_elf_select_section): Return a
2393 section rather than emitting assembly code.
2394 (default_elf_select_section_1): Likewise. Use bss_section for
2395 SECCAT_BSS if nonnull. Use get_named_section.
2396 (default_select_rtx_section): Return a section rather than
2397 emitting assembly code.
2398 (default_elf_select_rtx_section): Likewise. Use get_named_section.
2399 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
2400 (output_section_asm_op, switch_to_section): New functions.
2401 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
2404 * doc/tm.texi: Expand the introduction to the sections documentation.
2405 (TRAMPOLINE_SECTION): Document new interface.
2406 (SDATA_SECTION_ASM_OP): Document new macro.
2407 (READONLY_DATA_SECTION): Delete.
2408 (SDATA_SECTION_ASM_OP): Document new macro.
2409 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
2410 (TARGET_ASM_INIT_SECTIONS): Document new hook.
2411 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
2412 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
2413 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
2415 2005-12-07 Alan Modra <amodra@bigpond.net.au>
2417 * gcc.c (init_gcc_specs): Match braces inside conditionally
2420 2005-12-06 Geoffrey Keating <geoffk@apple.com>
2422 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
2424 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
2427 * tree.c (integer_all_onesp): Always return true if all bits on.
2429 * testsuite/g++.dg/init/array0.C: New.
2431 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
2433 * doc/md.texi: Adapt to implementation.
2435 2005-12-06 Andreas Schwab <schwab@suse.de>
2437 * opts.c (decode_options): Fix typo in message.
2439 2005-12-06 Alan Modra <amodra@bigpond.net.au>
2442 * longlong.h: Merge PPC tests from upstream.
2444 2005-12-06 Richard Guenther <rguenther@suse.de>
2446 * fold-const.c (fold_convert): Do not build and fold
2447 CONVERT_EXPR, but always use NOP_EXPR.
2449 2005-12-06 Jan Beulich <jbeulich@novell.com>
2451 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
2452 __builtin_ia32_paddq and __builtin_ia32_psubq.
2453 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
2454 __builtin_ia32_pshufw.
2455 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
2457 2005-12-05 James E Wilson <wilson@specifix.com>
2460 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
2463 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
2465 * print-tree.c (print_node): Ditto.
2466 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
2467 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
2468 before accessing DECL_ARTIFICIAL.
2469 Handle new tag tree codes.
2470 * tree-flow-inline.h (clear_call_clobbered): Update for tag
2472 (unmodifiable_var_p): Ditto.
2473 * tree-flow.h (mem_tag_kind): Remove.
2474 (struct var_ann_d): Remove mem_tag_kind member.
2475 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
2476 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
2477 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
2478 (group_aliases): Ditto.
2479 (setup_pointers_and_addressables): Ditto.
2480 (is_escape_site): Ditto.
2481 (may_alias_p): Ditto.
2482 (create_tag_raw): New function.
2483 (create_memory_tag): Use it.
2484 (dump_alias_info): Update for tags.
2485 (may_be_aliased): Ditto.
2486 (add_type_alias): Ditto.
2487 (new_type_alias): Ditto.
2488 (create_sft): Ditto.
2489 (create_structure_vars): Ditto.
2490 * tree-ssa-ccp.c (get_default_value): Ditto.
2491 * tree-ssa-operands.c (get_expr_operands): Ditto.
2492 (add_stmt_operand): Ditto.
2493 (add_call_clobber_ops): Remove duplicated condition.
2494 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2496 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
2497 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2498 * tree.c (init_ttree): Update structures for new tree codes.
2499 (tree_code_size): Update sizes for new tree codes.
2500 (make_node_stat): Don't try to set common things on minimal
2502 (tree_node_structure): Update for tags.
2503 (is_global_var): Ditto.
2504 * tree.def: Add new tree codes.
2505 * tree.h (MTAG_P): New macro.
2506 (TREE_MEMORY_TAG_CHECK): Ditto.
2507 (SSA_VAR_P): Update for tags.
2508 (struct tree_memory_tag): New structure.
2509 (MTAG_GLOBAL): New macro.
2510 (union tree_node): Add memory tag member.
2511 * treestruct.def (TS_MEMORY_TAG): New.
2513 2005-12-05 Dale Johannesen <dalej@apple.com>
2515 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
2516 what was approved (PR 24323).
2518 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
2520 * doc/c-tree.texi (Function Bodies): Remove description of
2523 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
2525 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
2526 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
2527 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
2528 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
2529 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
2530 __divxc3): Document.
2532 2005-12-05 Geoffrey Keating <geoffk@apple.com>
2534 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
2536 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
2537 hook_bool_void_false.
2538 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2539 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
2541 * config/darwin.c (machopic_select_section): It's not defined
2542 as weak if it's only marked as weak_import.
2544 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
2547 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
2548 A hidden weak object does bind locally. Strong linkonce data
2549 counts like any other strong symbol for binding.
2550 (weak_finish_1): Don't specially handle weakrefs, they no longer
2552 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
2553 * c-common.c (handle_alias_attribute): Allow static aliases
2555 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
2556 * gthr-dce.h: Make weakrefs static.
2557 * gthr-tpf.h: Likewise.
2558 * gthr-solaris.h: Likewise.
2559 * gthr-posix.h: Likewise.
2560 * gthr-posix95.h: Likewise.
2561 * config/darwin.c (darwin_encode_section_info): static weakref
2562 variables are not necessarily defined in this translation unit.
2563 * doc/extend.texi (Function Attributes): Mention that an alias
2564 attribute creates a definition for the thing it's attached to.
2565 Change the documentation for weakref to say that the thing
2566 it's attached to must be static.
2568 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
2569 we don't go into an infinite loop.
2571 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
2573 * config/rs6000/predicates.md (logical_const_operand): Split
2574 out of logical_operand.
2575 (logical_operand): Use it.
2576 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
2577 logical_const_operand.
2579 2005-12-05 Jan Beulich <jbeulich@novell.com>
2581 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
2582 and IX86_BUILTIN_CMPNESS.
2583 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
2584 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
2585 * config/i386/i386.md (movti_internal): Correct type attribute.
2586 Simplify mode attribute.
2587 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
2588 Correct type attribute.
2589 (absxf2): Correct operator.
2590 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
2591 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
2592 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
2594 (sse2_vmsqrtv2df2): Correct mode attribute.
2596 2005-12-05 Jan Beulich <jbeulich@novell.com>
2598 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
2599 16 bits. Provide insn pattern for this case.
2601 2005-12-05 Jan Beulich <jbeulich@novell.com>
2603 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
2605 (__popcountDI2): Likewise.
2607 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2610 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
2611 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
2612 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
2615 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2617 * c-typeck.c (null_pointer_constant_p): New function.
2618 (build_conditional_expr, build_c_cast, convert_for_assignment,
2619 build_binary_op): Use it.
2621 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
2623 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
2624 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
2626 (check_function_arguments_recurse): Allow both NOP_EXPR and
2627 CONVERT_EXPR but check conversions preserve precision.
2628 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
2629 but check conversions preserve precision.
2630 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
2633 2005-12-04 Roger Sayle <roger@eyesopen.com>
2636 * common.opt (Wstring-literal-comparison): New command line option.
2637 * c-opts.c (c_common_handle_option): Set it with -Wall.
2638 * c-typeck.c (parser_build_binary_op): Issue warning if either
2639 operand of a comparison operator is a string literal, except for
2640 testing equality or inequality against NULL.
2642 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
2644 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2646 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
2647 of building a NOP_EXPR.
2648 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
2650 * c-convert.c (convert): Use fold_convert instead of building
2651 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
2652 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
2654 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
2655 NOP_EXPR the same as CONVERT_EXPR.
2656 * c-typeck.c (build_function_call): Use fold_convert instead of
2657 building a NOP_EXPR directly.
2658 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
2660 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2662 PR rtl-optimization/25197
2663 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
2666 2005-12-02 Stuart Hastings <stuart@apple.com>
2668 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
2671 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
2673 * c-typeck.c (default_function_array_conversion,
2674 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
2675 (build_conditional_expr): Apply integer_zerop to orig_op1 and
2676 orig_op2. Don't check them for NOP_EXPR.
2677 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
2678 around integer zero.
2680 2005-12-03 Alan Modra <amodra@bigpond.net.au>
2682 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
2683 toc_save_offset, toc_size, lr_size.
2684 (rs6000_stack_info): Use memset rather than bss struct copy to init.
2685 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
2686 Adjust for removal of unused rs6000_stack_t fields.
2687 (debug_stack_info): Adjust.
2688 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
2689 first, and don't bother checking for set/inc of lr on sibcalls.
2690 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
2692 2005-12-02 Jakub Jelinek <jakub@redhat.com>
2695 * config/i386/i386.md (movqi_1): Only force imovx for alternative
2696 5 if operand 1 is not aligned. Undo previous constraint change.
2697 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
2699 2005-12-02 Richard Guenther <rguenther@suse.de>
2701 * tree.h (build): Remove prototype.
2702 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
2703 * tree.c (build): Remove.
2704 (build0_stat): Update comment.
2706 2005-12-02 Richard Guenther <rguenther@suse.de>
2708 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
2709 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
2711 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
2712 maybe_fold_offset_to_component_ref): Likewise.
2713 * tree-ssa-dom.c (thread_across_edge,
2714 simplify_rhs_and_lookup_avail_expr,
2715 find_equivalent_equality_comparison, record_equivalences_from_stmt):
2717 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
2718 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
2719 lower_try_finally_switch): Likewise.
2720 * tree-if-conv.c (add_to_dst_predicate_list,
2721 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
2722 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
2723 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
2724 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
2725 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
2726 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
2727 gimplify_init_ctor_eval, gimplify_init_constructor,
2728 gimplify_variable_sized_compare, gimplify_boolean_expr,
2729 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
2730 gimplify_expr, gimplify_body, gimplify_function_tree,
2731 force_gimple_operand): Likewise.
2732 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
2733 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
2734 mx_register_decls): Likewise.
2735 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
2736 get_frame_field, finalize_nesting_tree_1): Likewise.
2737 * tree-inline.c (setup_one_parameter): Likewise.
2738 * tree-vect-transform.c (vectorizable_condition): Likewise.
2739 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
2741 * tree-profile.c (tree_gen_edge_profiler): Likewise.
2742 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
2743 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
2744 * tree-chrec.h (build_polynomial_chrec): Likewise.
2746 2005-12-02 Richard Guenther <rguenther@suse.de>
2748 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
2749 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
2750 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
2751 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
2752 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2753 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
2754 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
2756 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
2757 sh_adjust_unroll_max): Likewise.
2758 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2759 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2760 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
2762 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
2764 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
2767 2005-12-02 Richard Guenther <rguenther@suse.de>
2769 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
2770 simplify_cond_using_ranges): Use buildN instead of build.
2771 * tree-tailcall.c (adjust_accumulator_values,
2772 adjust_return_value): Likewise.
2773 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
2774 generate_element_copy, generate_element_zero,
2775 generate_one_element_init): Likewise.
2776 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
2777 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
2778 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
2779 perfect_nestify): Likewise.
2781 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2783 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
2785 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
2787 * ggc.h (GGC_RESIZEVEC): New.
2789 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2791 * gcc.c (execute): Improve readability.
2793 2005-12-02 Richard Guenther <rguenther@suse.de>
2795 * tree-cfg.c (mark_used_vars): New function.
2796 (dump_function_to_file): Dump only used VAR_DECLs.
2798 2005-12-02 Richard Guenther <rguenther@suse.de>
2800 * convert.c (convert_to_integer): Fix compare for nonpositive
2801 constant to use tree_int_cst_sgn <= 0.
2803 2005-12-02 Richard Guenther <rguenther@suse.de>
2805 * convert.c (convert_to_integer): Use fold_convert instead
2806 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
2807 instead of comparing against 0. Use build_int_cst instead
2808 of converting integer_zero_node.
2810 2005-12-02 Richard Guenther <rguenther@suse.de>
2812 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
2815 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2818 * combine.c (simplify_logical <IOR>): Simplify more patterns to
2821 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2824 * function.c (expand_function_end): Emit blockage for unwinder
2827 2005-12-01 Roger Sayle <roger@eyesopen.com>
2829 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
2830 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
2831 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
2832 integer constant comparisons.
2834 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
2835 Janis Johnson <janis187@us.ibm.com>
2836 David Edelsohn <dje@watson.ibm.com>
2837 Ben Elliston <bje@au.ibm.com>
2839 * dfp.h, dfp.c: New files.
2840 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
2841 (DECNUM_H): Likewise.
2842 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
2843 (INCLUDES): Append $(DECNUMINC).
2844 (OBJS-common): Add dfp.o.
2846 * real.h (EXP_BITS): Pinch one bit to ..
2847 (struct real_value): Add decimal field.
2848 (real_format): Change table size, update documentation.
2849 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
2850 (real_from_string3): Declare.
2851 (decimal_single_format): Declare.
2852 (decimal_double_format): Declare.
2853 (decimal_quad_format): Declare.
2854 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
2855 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
2856 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
2857 * real.c: Include dfp.h.
2858 (normalize): Early return for decimal floats.
2859 (do_add): Zero decimal field.
2860 (do_compare): Call do_decimal_compare for decimal floats.
2861 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
2862 (real_arithmetic): Call decimal_real_arithmetic for decimal
2863 floating point operands.
2864 (real_identical): If a and b are of differing radix, return false.
2865 (real_to_integer): Call decimal_real_to_integer if the value is a
2867 (real_to_integer2): Likewise, call decimal_real_to_integer2.
2868 (real_to_decimal): Likewise, call decimal_real_to_decimal.
2869 (real_to_hexadecimal): Place "N/A" in the return string for
2871 (real_from_string3): New variant, given a mode.
2872 (real_maxval): Use decimal_real_maxval for decimal floats.
2873 (round_for_format): Use decimal_round_for_format for decimals.
2874 (real_convert): Use decimal_real_convert where appropriate.
2875 (significand_size): Handle base 10.
2876 (encode_decimal_single, decode_decimal_single,
2877 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
2878 decode_decimal_quad): New functions.
2879 (decimal_single_format): New.
2880 (decimal_double_format): New.
2881 (decimal_quad_format): New.
2882 * machmode.def: Add SD, DD and TD decimal floating point modes.
2883 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
2884 Include MODE_DECIMAL_FLOAT.
2885 (DECIMAL_FLOAT_MODE_P): New.
2886 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
2887 * genmodes.c (struct mode_data): Add counter field.
2888 (struct mode_data): Update comment for format.
2889 (blank_mode): Initialise counter field.
2890 (new_mode): Increment counter field for each mode defined.
2891 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
2893 (make_complex_modes): Handle modes containing `D'.
2894 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
2895 (make_decimal_float_mode): New.
2896 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
2897 (cmp_modes): Compare counter field if other characteristics
2899 (emit_real_format_for_mode): Support formats for decimal floats.
2900 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
2901 Document MODE_DECIMAL_FLOAT.
2903 2005-12-02 Alan Modra <amodra@bigpond.net.au>
2905 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
2908 2005-12-01 Richard Henderson <rth@redhat.com>
2910 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
2912 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2914 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
2916 * config/pa/pa.c (pa_init_builtins): If we detect
2917 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
2920 2005-12-01 Richard Guenther <rguenther@suse.de>
2922 * fold-const.c (fold_binary): Use fold_build2, not
2925 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
2927 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
2929 * vec.h (VEC_block_remove): New.
2931 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
2934 * c-common.c (lvalue_error): Fix wording.
2936 2005-12-01 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
2939 thinko in last patch.
2941 2005-12-01 Geoffrey Keating <geoffk@apple.com>
2943 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
2944 than -flat_namespace.
2946 2005-12-01 Ben Elliston <bje@au.ibm.com>
2948 * mklibgcc.in: Parameterise the script to build soft float
2949 functions by iterating over each type, rather than cloning the
2952 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2955 * builtins.c (fold_builtin_fputs): Defer check for missing
2956 replacement functions.
2958 2005-11-30 Kean Johnston <jkj@sco.com>
2960 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
2961 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
2963 2005-11-30 Richard Guenther <rguenther@suse.de>
2965 PR tree-optimization/22501
2966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2967 function split out from ...
2968 (forward_propagate_addr_expr): ... here. Use it to propagate
2969 ADDR_EXPRs to all uses.
2971 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2973 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
2974 * builtins.c (expand_builtin_mathfn): Use them.
2975 (expand_builtin_mathfn_2): Likewise.
2976 (expand_builtin_mathfn_3): Likewise.
2977 (expand_builtin_int_roundingfn): Likewise.
2978 (expand_builtin): Likewise.
2979 (integer_valued_real_p): Likewise.
2980 (fold_builtin_int_roundingfn): Likewise.
2981 (fold_builtin_bitop): Likewise.
2982 (fold_builtin_logarithm): Likewise.
2983 (fold_builtin_1): Likewise.
2984 * convert.c (convert_to_integer): Likewise.
2985 * fold-const.c (negate_mathfn_p): Likewise.
2986 (tree_expr_nonnegative_p): Likewise.
2988 2005-11-30 Dale Johannesen <dalej@apple.com>
2989 Andrew Pinski <pinskia@physics.uc.edu>
2991 * combine.c (find_split_point): Sign extend bitmask
2992 when changing bitfield assignment to IOR of AND.
2994 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
2996 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
2997 clobber to scratch reg.
2998 (*decrement_and_branch_until_zero_no_clobber): Remove.
2999 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
3000 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
3001 * config/ms1/ms1.opt (mmul): Remove.
3002 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
3003 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
3005 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3006 Bernd Schmidt <bernd.schmidt@analog.com>
3008 * pa/predicates.md (symbolic_operand): Add comment.
3009 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
3010 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
3011 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
3012 (pa_secondary_reload_class): Delete.
3013 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
3014 and pa_secondary_reload_class. Reorder some checks. Update inline
3015 copy of symbolic operand.
3016 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
3018 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
3020 * loop-doloop.c (add_test): Only add jump notes if we did emit a
3023 2005-11-30 Jeff Law <law@redhat.com>
3025 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
3026 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
3028 2005-11-30 Jakub Jelinek <jakub@redhat.com>
3030 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
3031 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
3032 (ia64_expand_move): Adjust caller.
3034 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
3035 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
3038 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
3040 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
3041 Always produce an output if we can remove NEGs or canonicalize
3042 (minus (minus ...)) expressions. Provide a fast path for the
3044 (simplify_gen_binary): Do not call simplify_plus_minus.
3045 (simplify_binary_operation_1): Reassociate at the end of the
3048 2005-11-29 Evan Cheng <evan.cheng@apple.com>
3050 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
3051 moves and unpack to speed up.
3053 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
3055 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
3056 argument, they are always sparc_compare_op0 and sparc_compare_op1.
3057 (gen_v9_scc): Update callers.
3058 * config/sparc/sparc.md: Likewise.
3059 * config/sparc/sparc-protos.h: Update extern declaration.
3061 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
3063 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3065 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
3068 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3070 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
3071 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
3072 (negate_expr): Here.
3074 2005-11-29 Ben Elliston <bje@au.ibm.com>
3076 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
3077 Fix typo in comment.
3079 2005-11-29 Ben Elliston <bje@au.ibm.com>
3081 * Makefile.in (clean-target): Depend on clean-target-libgcc.
3082 (clean-target-libgcc): Import rule from the top-level Makefile.in.
3084 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3088 * builtins.c (init_target_chars): New.
3089 (expand_builtin_printf, expand_builtin_fprintf,
3090 expand_builtin_sprintf, fold_builtin_sprintf,
3091 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3092 fold_builtin_snprintf_chk, fold_builtin_printf,
3093 fold_builtin_fprintf): Check for matching format strings using
3096 2005-11-29 Paul Brook <paul@codesourcery.com>
3098 * config.gcc: Do not use fixproto on m68k-elf.
3100 2005-11-28 Roger Sayle <roger@eyesopen.com>
3102 * expmed.c (div_cost): Replace with...
3103 (sdiv_cost, udiv_cost): New.
3104 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
3105 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
3106 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
3107 (expand_divmod): Replace use of div_cost with either sdiv_cost
3108 or udiv_cost depending upon the signedness of the operation.
3110 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3113 * config/darwin.c (machopic_indirection_name,
3114 machopic_output_indirection): Follow transparent alias chain.
3116 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
3118 * varasm.c (ultimate_transparent_alias_target): Add comment.
3120 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
3122 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
3123 SET_SRC instead of XEXP where appropriate.
3125 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3127 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
3130 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
3132 * config/fp-bit.h (LSHIFT): Take shift count parameter.
3133 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
3136 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
3138 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
3139 secondary_input_reload_class, made static. Adapt to new
3141 (secondary_output_reload_class): Delete.
3142 (TARGET_SECONDARY_RELOAD): New macro.
3143 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
3144 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3146 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
3149 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
3150 when its natural alignment is > BITS_PER_UNIT.
3151 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
3152 * c-common.c (handle_packed_attribute): Ignore packing on a field
3153 whose type is naturally char aligned.
3155 2005-11-28 Richard Guenther <rguenther@suse.de>
3157 * c-common.c (strict_aliasing_warning): Handle all
3158 component-ref like accesses.
3160 2005-11-28 Roger Sayle <roger@eyesopen.com>
3161 Uros Bizjak <uros@kss-loka.si>
3164 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
3165 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
3166 when flag_unsafe_math_optimizations is set and
3167 we don't care about NaNs or Infinities.
3169 Move x/expN(y) and x/pow(y,z) transformation into common
3170 flag_unsafe_math_optimizations section.
3172 2005-11-27 Mark Mitchell <mark@codesourcery.com>
3174 * gcc.c (main): Change type of argv to "char **".
3176 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3178 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
3179 small data sections.
3180 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
3181 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
3182 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
3183 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
3184 output locals to sbss if !rs6000_elf_in_small_data_p.
3185 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
3187 2005-11-28 Alan Modra <amodra@bigpond.net.au>
3190 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
3191 generated by reload.
3192 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
3193 indexed_or_indirect_address.
3194 (indexed_or_indirect_address): Don't test for base reg. Call
3195 address_operand last. Make it a special predicate.
3197 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
3199 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
3201 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
3204 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
3206 (negate_expr): Likewise.
3208 2005-11-27 Andreas Schwab <schwab@suse.de>
3210 * config/m68k/m68k.c: Reindent and fix whitespace, remove
3213 2005-11-27 Steven Bosscher <stevenb@suse.de>
3215 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
3216 has EH predecessor edges.
3218 2005-11-26 Eric Christopher <echristo@apple.com>
3220 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
3221 register stalls by zero extending to the full register.
3223 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
3225 * config/floatunsisf.c, config/floatunsidf.c,
3226 config/floatunsixf.c, config/floatunsitf.c: New files.
3227 * config/ia64/t-hpux: Add floatunsitf.c.
3228 * config/ia64/ia64.c (ia64_init_libfuncs): Use
3229 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
3231 2005-11-26 Richard Henderson <rth@redhat.com>
3233 * c-lex.c (pragma_lex): Rename from c_lex.
3234 * c-pch.c: Update for pragma_lex rename.
3235 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
3236 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
3237 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
3238 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
3239 * doc/tm.texi: Likewise.
3241 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
3244 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
3245 when overflow is undefined.
3247 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
3249 * doc/md.texi (Insn Canonicalizations): Refer to the
3250 function commutative_operand_precedence for further rules.
3252 2005-11-25 Roger Sayle <roger@eyesopen.com>
3255 * expmed.c (choose_mult_variant): Return immediately when mult_cost
3256 is less than zero. Limit mult_cost to a reasonable upper bound for
3257 the synthetic multiplication sequence.
3259 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3262 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3263 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
3264 Lookup the explicit replacement functions for any unlocked
3265 stdio builtin transformations.
3267 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
3269 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
3271 * targhooks.c (default_secondary_reload): Don't require operand 2
3272 for an input reload to be earlyclobber.
3274 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3276 * fold-const.c (negate_mathfn_p): Fix comment and add support
3277 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
3280 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3283 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
3284 _Q_ulltoq for unsigned conversions from SImode and DImode to
3287 2005-11-25 Alan Modra <amodra@bigpond.net.au>
3289 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
3290 (__floatundidf, __floatundisf): Likewise.
3292 2005-11-25 David Edelsohn <edelsohn@gnu.org>
3294 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
3295 (rs6000_override_options): Remove initialization of
3296 rs6000_sr_alias_set.
3297 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
3298 (rs6000_emit_stack_tie): Same.
3299 (emit_frame_save): Same.
3300 (gen_frame_mem_offset): Same.
3301 (rs6000_emit_prologue): Same.
3302 (rs6000_emit_epilogue): Same.
3304 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3307 * fold-const.c (fold_build): Convert bool_var != 1 and
3308 bool_var == 0 to !bool_var.
3310 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
3313 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
3314 for C being INTEGER_CST. Likewise for !=.
3316 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
3319 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
3320 unsigned conversions from SImode to TFmode.
3322 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
3324 * expr.c (expand_expr_real_1): Fix error in last change.
3326 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3328 * caller-save.c: (this_insn_sets): Move into:
3329 (save_call_clobbered_regs).
3330 (mark_set_regs): Get this_insn_sets from data.
3332 (save_call_clobbered_regs): Take sets of the return value by
3333 sibcalls into account.
3335 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
3338 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
3339 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
3340 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
3341 (memory_move_secondary_cost, init_reg_autoinc): Remove
3342 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
3343 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
3344 secondary_reload_class call.
3345 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
3347 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
3348 (push_secondary_reload): Use secondary_reload target hook.
3349 (secondary_reload_class, scratch_reload_class): New functions.
3350 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
3351 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
3352 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
3353 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
3354 (secondary_reload_class, scratch_reload_class): Declare.
3355 * reload1.c: Include target.h.
3356 (reload_adjust_reg_for_temp): New function.
3357 (reload_adjust_reg_for_icode): Likewise.
3358 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
3359 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
3361 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
3362 for inheritance. Support case when both secondary & tertiary reloads
3363 are for intermediate registers.
3364 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
3365 with secondary_reload_class call. Support case when both secondary
3366 & tertiary reloads are for intermediate registers.
3367 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
3368 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
3369 * target.h (secondary_reload_info): New struct / typedef.
3370 (struct gcc_target): New member secondary_reload.
3371 * targhooks.c Include reload.h, optabs.h and recog.h.
3372 (default_secondary_reload): New function.
3373 * targhooks.h (default_secondary_reload): Declare.
3374 * doc/tm.texi: Document secondary_reload target hook. Update
3375 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
3376 * doc/md.texi: Likewise.
3378 * sh-protos.h (sh_secondary_reload): Declare.
3379 * sh.c (TARGET_SECONDARY_RELOAD): Override.
3380 (sh_secondary_reload): New function.
3381 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
3382 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3383 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3384 (HAVE_SECONDARY_RELOADS): Define.
3385 * sh.md (reload_indf): Rename to:
3387 (reload_outdf): Rename to:
3388 (reload_outdf__RnFRm).
3389 (reload_insf): Rename to:
3391 (reload_insi): Rename to:
3392 (reload_insi__i_fpul).
3394 2005-11-24 Uros Bizjak <uros@kss-loka.si>
3396 * configure.ac: Require at least texinfo 4.4.
3397 * configure: Regenerate.
3399 * doc/install.texi (Tools/packages necessary for building GCC):
3400 Update required version of texinfo to at least 4.4.
3401 (Installing GCC: Building): Update required version of texinfo
3403 (Installing GCC: Final installation): Update required version
3404 of texi2dvi to at least 4.4.
3405 (Host/target specific installation notes for GCC): Update required
3406 version of texinfo to at least 4.4.
3408 2005-11-24 Richard Guenther <rguenther@suse.de>
3409 Dirk Mueller <dmueller@suse.de>
3412 * c-common.h (strict_aliasing_warning): Declare.
3413 * c-common.c (strict_aliasing_warning): New function,
3415 * c-typeck.c (build_c_cast): ... here.
3417 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3419 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3421 (swap_commutative_operands_with_target): New.
3423 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
3425 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
3426 also when doing PRE, rather than only for global CPROP.
3428 2005-11-24 Ben Elliston <bje@au.ibm.com>
3430 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
3431 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
3433 (expand_twoval_unop): Likewise.
3434 (widen_clz): Likewise.
3435 (expand_parity): Likewise.
3436 (expand_unop): Likewise.
3437 (emit_cmp_and_jmp_insn_1): Likewise.
3438 (prepare_float_lib_cmp): Likewise.
3440 2005-11-24 Ben Elliston <bje@au.ibm.com>
3442 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
3443 Remove unused `class' variable.
3445 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3448 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
3449 C/C++ diagnostic function warn_array_subscript_with_type_char.
3450 * c-common.h (warn_array_subscript_with_type_char): Declare.
3451 * c-common.c (warn_array_subscript_with_type_char): Define.
3453 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
3456 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
3457 compiling at the intersection of C and C++.
3459 2005-11-23 Mark Mitchell <mark@codesourcery.com>
3461 * doc/invoke.texi: For man pages, include gcc-vers.texi.
3462 List @file in the option summary. Include the libiberty
3463 documentation for @file.
3464 * gcc.c (main): Call expandargv.
3465 * Makefile.in (gcc-vers.texi): Define srcdir.
3467 2005-11-23 Diego Novillo <dnovillo@redhat.com>
3469 * passes.c (init_optimization_passes): Document
3470 sequencing of passes.
3472 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
3474 * config/m68k/predicates.md (pcrel_address, extend_operator,
3475 post_inc_operand, pre_dec_operand): Remove redundant
3477 (const_uint32_operand, const_sint32_operand): Use gcc_assert
3479 (valid_dbcc_comparison_p): Rewrite in the lisp style.
3481 2005-11-23 Ben Elliston <bje@au.ibm.com>
3483 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
3485 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
3487 Preparatory work for PR target/21623:
3488 * alpha.c (secondary_reload_class): Rename to:
3489 (alpha_secondary_reload_class).
3490 * alpha.h, alpha-protos.h: Likewise.
3491 * mn10300.c (secondary_reload_class): Rename to:
3492 (mn10300_secondary_reload_class).
3493 * mn10300.h, mn10300-protos.h: Likewise.
3494 * pa.c (secondary_reload_class): Rename to:
3495 (pa_secondary_reload_class).
3496 * pa.h, pa-protos.h: Likewise.
3497 * rs6000.c (secondary_reload_class): Rename to:
3498 rs6000_secondary_reload_class.
3499 * rs6000.h, rs6000-protos.h: Likewise.
3501 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
3504 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
3506 2005-11-22 Ian Lance Taylor <ian@airs.com>
3508 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
3510 (prepare_cmp_insn): Likewise.
3512 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
3515 * m68k.md (zero_extendsidi2): Force operands[1] to a register
3516 if both operands[0] and operands[1] are memory.
3518 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3521 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
3522 COMPARISON_CLASS_P and an integral types create create a new
3523 expression with the new type and fold that.
3525 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
3528 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
3529 to SUBTARGET_OS_CPP_BUILTINS.
3531 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
3533 * arm.c (emit_set_insn): New function.
3534 (arm_split_constant): Call it.
3535 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
3536 (arm_legitimize_address): Likewise. Use plus_constant.
3537 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
3538 (thumb_expand_prologue): Likewise.
3539 (arm_gen_load_multiple): Use VOIDmode in SET.
3540 (arm_gen_store_multiple): Likewise.
3541 (vfp_emit_fstmx): Likewise. Use plus_constant.
3542 (emit_multi_reg_push): Likewise.
3543 (emit_sfm): Use plus_constant.
3545 2005-11-23 Alan Modra <amodra@bigpond.net.au>
3548 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
3551 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3554 * expmed.c (store_bit_field): Don't attempt to insv a field
3555 larger than the reg.
3557 2005-11-22 Alan Modra <amodra@bigpond.net.au>
3560 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
3561 explicit sign extension, not a (char) cast.
3563 2005-11-22 Ben Elliston <bje@au.ibm.com>
3565 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
3566 GET_MODE_CLASS (x) == MODE_FLOAT.
3567 * config/i386/i386.c: Likewise.
3568 * config/rs6000/xcoff.h: Likewise.
3569 * config/rs6000/linux64.h: Likewise.
3570 * config/rs6000/rs6000.c: Likewise.
3571 * config/rs6000/rs6000.h: Likewise.
3572 * config/rs6000/predicates.md: Likewise.
3573 * config/rs6000/sysv4.h: Likewise.
3575 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3577 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
3580 * config/alpha/freebsd.h, config/alpha/linux.h,
3581 config/arm/linux-elf.h, config/bfin/bfin.h,
3582 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
3583 config/i386/beos-elf.h, config/i386/gnu.h,
3584 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
3585 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
3586 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
3587 config/rs6000/linux64.h, config/rs6000/sysv4.h,
3588 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
3589 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
3590 config/sparc/linux.h, config/sparc/linux64.h,
3591 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
3593 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
3594 are both defined when either flag -fpic or -fPIC are used.
3596 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3598 * config/fp-bit.c (clzusi): New function.
3599 (si_to_float, usi_to_float): Use it to compute proper shift.
3600 (usi_to_float): Preserve guard bits when shifting right.
3601 * libgcc-std.ver (GCC_4.2.0): New version.
3602 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
3603 __floatundisf): New functions.
3604 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
3605 __floatundisf): Declare.
3606 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
3607 _floatundixf, and _floatunditf.
3608 * optabs.c (expand_float): If target does not define a pattern for
3609 signed or unsigned conversion, use an unsigned libcall instead of
3611 (init_optabs): Initialize ufloat_optab.
3613 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
3615 * config/rs6000/rs6000.opt (mmulhw): New option.
3616 * doc/invoke.texi (-mmulhw): Document.
3617 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
3619 * config/rs6000/rs6000.md: Add half-word multiply and
3620 multiply-accumulate instructions for 405 and 440.
3622 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
3624 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
3625 which matches behavior of gcc 4.0 and older for RTEMS targets. The
3626 default now includes a linker group which makes the RTEMS one nest.
3628 2005-11-22 Ben Elliston <bje@au.ibm.com>
3630 * cse.c (fold_rtx): Typo fix.
3631 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
3633 2005-11-21 Richard Henderson <rth@redhat.com>
3635 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
3636 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
3638 * c-tree.h (lookup_name): Move declaration ...
3639 * c-common.h (lookup_name): ... here.
3640 * config/darwin-c.c: Include c-common.h.
3641 * config/t-darwin: Update dependencies.
3643 2005-11-22 Ben Elliston <bje@au.ibm.com>
3645 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
3646 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
3647 * genopinit.c (gen_insn): Likewise.
3648 * reload.c (find_equiv_reg): Likewise.
3649 * loop.c (load_mems): Likewise.
3650 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
3651 * cse.c (find_comparison_args, fold_rtx): Likewise.
3652 * dwarf2out.c (add_const_value_attribute): Likewise.
3653 * expr.c (convert_move): Likewise.
3654 * recog.c (general_operand, register_operand): Likewise.
3655 * reg-stack.c (replace_reg): Likewise.
3656 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
3657 * c-common.c (handle_vector_size_attribute): Likewise.
3658 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
3659 (simplify_binary_operation_1): Likewise.
3660 (simplify_const_binary_operation): Likewise.
3661 (simplify_relational_operation): Likewise.
3662 (simplify_const_relational_operation): Likewise.
3663 (simplify_immed_subreg): Likewise.
3664 * emit-rtl.c (gen_lowpart_common): Likewise.
3665 * expmed.c (expand_mult): Likewise.
3666 * stor-layout.c (layout_type): Likewise.
3668 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
3671 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
3672 cst2 only for SPE vectors.
3674 2005-11-21 David Edelsohn <edelsohn@gnu.org>
3677 * config/rs6000/predicates.md (vrsave_operation): Check
3678 UNSPEC_VOLATILE value.
3680 2005-11-21 Jan Hubicka <jh@suse.cz>
3682 PR tree-optimization/24653
3683 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
3685 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3687 * config/i386/predicates.md (ax_reg_operand): New predicate.
3688 (memory_displacement_only_operand): New predicate.
3689 * config/i386/i386.md ("modrm" attribute): Return 0 if one
3690 operand is AX register and the other operand is memory operand
3691 with displacement only.
3693 2005-11-21 Uros Bizjak <uros@kss-loka.si>
3695 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
3696 if we don't care about NaNs or Infinities.
3698 2005-11-20 Ian Lance Taylor <ian@airs.com>
3700 PR rtl-optimization/24883
3701 * combine.c (combinable_i3pat): When checking whether the
3702 destination of i3 is used in i3, consider paradoxical subregs.
3704 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
3707 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
3709 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
3711 * combine.c (try_combine): Do not run subst on i1src and i2src in
3712 the case of generating a PARALLEL for a comparison.
3714 2005-11-20 Richard Henderson <rth@redhat.com>
3717 * tree-sra.c (struct sra_elt): Add all_no_warning.
3718 (struct sra_walk_fns) <use>: Add use_all argument.
3719 (sra_walk_expr): Pass it.
3720 (sra_walk_modify_expr): Likewise.
3721 (scalarize_ldst): Likewise.
3722 (scan_use): Update for new argument.
3723 (mark_no_warning): New.
3724 (scalarize_use): Use it.
3726 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
3728 * expr.c (expand_expr_real): Use usmul_optab for widening
3729 signed * unsigned multiplies.
3730 * genopinit.c (optabs): Add usmul_widen_optab.
3731 * optabs.c (init_optabs): Likewise.
3732 * optabs.h (enum optab_index): Add OTI_usmul_widen.
3733 (usmul_widen_optab): Define.
3734 * config/bfin/bfin.md (usmulhisi3): New pattern.
3736 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
3738 2005-11-20 Graham Stott <btinternet.com>
3740 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
3742 2005-11-20 Andreas Schwab <schwab@suse.de>
3745 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
3748 2005-11-19 Richard Henderson <rth@redhat.com>
3751 * tree-gimple.c (is_gimple_id): Export.
3752 * tree-gimple.h (is_gimple_id): Declare.
3753 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
3754 (get_default_value): Use it.
3755 (maybe_fold_stmt_indirect): Likewise.
3757 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
3759 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
3760 than VR1 or vice-versa.
3762 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
3766 * reload.c (find_reloads_address_1): Mention dependency on
3768 * reload1.c (gen_reload): For IN with an unary operation, try
3769 moving inner expression to OUT if trivial SET is not valid.
3770 Confirm that the result is valid. Move common code block into...
3771 (emit_insn_if_valid_for_reload): New function.
3773 2005-11-19 Richard Guenther <rguenther@suse.de>
3775 * fold-const.c (fold_indirect_ref_1): Make sure we fold
3776 ARRAY_REFs of constant strings.
3778 2005-11-19 Jakub Jelinek <jakub@redhat.com>
3780 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
3781 fatal format string.
3783 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
3785 * combine.c (make_compound_operation): Swap operands of
3786 commutative operation if necessary before returning.
3788 2005-11-19 Richard Guenther <rguenther@suse.de>
3791 * fold-const.c (fold_plusminus_mult_expr): New function.
3792 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
3793 cases, remove now unnecessary code.
3795 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
3797 * gensupport.c (old_preds): Rename to std_preds, add special field.
3798 (struct old_pred_table): Rename to struct std_pred_table, add special
3800 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
3801 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
3802 (init_predicate_table): Adjust, and set along the way whether a
3803 predicate is special.
3805 2005-11-18 Mark Mitchell <mark@codesourcery.com>
3807 * BASE-VER: Change to 4.2.0.
3809 2005-11-18 James E Wilson <wilson@specifix.com>
3811 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
3814 2005-11-18 Mike Stump <mrs@apple.com>
3816 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
3817 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3818 * c-decl.c (lookup_name_two) Remove.
3819 * c-tree.h (lookup_name_two): Remove.
3820 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
3821 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
3822 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
3823 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
3825 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
3828 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
3829 when not generating code to use that co-processor.
3831 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
3833 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
3834 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
3835 these functions are now in tree-phinodes.c.
3837 2005-11-18 Jie Zhang <jie.zhang@analog.com>
3839 * config/bfin/bfin.md (trap): New pattern.
3841 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3843 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
3846 * expr.c (expand_expr_real): Don't call record_block_change unless
3847 ib_boundaries_block is non-null
3849 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
3851 * fold-const.c (build_range_check): Use proper type for subtraction
3852 when merging lower bound.
3854 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3856 PR rtl-optimization/24497
3857 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
3860 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
3862 * tree-scalar-evolution.c (expression_expensive_p): New function.
3863 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
3865 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
3867 * config/bfin/crtlibid.s: New file.
3869 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3872 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
3873 when not using sjlj exceptions.
3874 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
3875 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
3876 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
3877 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
3878 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
3879 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
3880 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
3881 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
3882 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
3883 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
3884 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
3885 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
3886 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
3888 * config/pa/hpux-unwind.h: New file.
3890 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
3892 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
3893 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
3894 * varasm.c (do_assemble_alias): Adjust call.
3895 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
3897 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
3899 2005-11-17 James E Wilson <wilson@specifix.com>
3901 * tree.def (FUNCTION_DECL): Correct typo in comment.
3903 2005-11-17 Richard Henderson <rth@redhat.com>
3905 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
3906 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
3907 and DW_CFA_def_cfa_sf.
3908 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
3909 (dbx_reg_number): Don't assert particular registers here.
3910 (based_loc_descr): ... do it here instead. Fold in ...
3911 (eliminate_reg_to_offset): ... this function.
3912 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
3913 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
3914 * unwind-dw2.c (execute_cfa_program): Apply data align factor
3915 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
3916 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
3917 (instantiate_virtual_regs): Likewise.
3918 * var-tracking.c (adjust_stack_reference): Likewise.
3919 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
3921 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
3923 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
3924 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
3925 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
3927 ($(T)crtlibid.o): New rule.
3929 2005-11-16 Richard Guenther <rguenther@suse.de>
3932 * fold-const.c (extract_array_ref): Return byte offset
3934 (fold_binary): Fold &x[a] CMP &x[b] to
3935 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
3938 2005-11-16 Richard Henderson <rth@redhat.com>
3941 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
3942 parts of an SSA_NAME.
3944 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
3947 * arm.md (split for movsf with immediate): Restrict split to insns
3948 that set a general register.
3950 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3952 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
3954 * unwind-dw2.c (uw_advance_context): Likewise.
3955 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
3956 _Unwind_SjLj_Unregister.
3957 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
3959 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3961 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
3963 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3965 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
3966 langhook to get a DImode integer type.
3968 2005-11-16 Richard Henderson <rth@redhat.com>
3969 J"orn Rennecke <joern.rennecke@st.com>
3970 Ulrich Weigand <uweigand@de.ibm.com>
3974 * reload1.c (reg_equiv_invariant): New.
3975 (reload): Allocate, initialize, and free it.
3976 (calculate_needs_all_insns): Check it when skipping equivalence
3978 (alter_reg): Likewise.
3979 (eliminate_regs_1): Rename from eliminate_regs. Add new
3980 may_use_invariant argument; only use reg_equiv_invariant when true.
3981 (eliminate_regs): New.
3982 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
3983 a context for which may_use_invariant may be true.
3985 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3987 * fold-const.c (const_binop): Don't constant fold the operation
3988 if the result has overflowed and flag_trapping_math.
3989 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3991 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3993 * config/arm/unwind-arm.c (abort): Add prototype here.
3994 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
3995 (struct phase1_vrs): Add prev_sp.
3996 (unwind_phase2_forced): Save the original core registers instead of
3997 modifying entry_vrs. Take a new flag argument for resuming unwinding
3998 and set action flags accordingly. Always set _US_END_OF_STACK when
3999 get_eit_entry fails. Unwind before calling the stop function.
4000 (_Unwind_GetCFA): New function.
4001 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
4002 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
4003 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
4004 just call unwind_phase2_forced.
4005 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
4006 * config/arm/unwind-arm.h (abort): Remove prototype.
4007 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
4009 (_Unwind_GetCFA): New prototype.
4010 * config/arm/pr-support.c (abort): Add prototype here.
4011 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
4013 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
4014 not schedule the prologue with non-call exceptions and EABI.
4016 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
4018 * config/arm/unwind-arm.h: Reorder interface function declarations.
4019 (_URC_END_OF_STACK): New enumeration value.
4020 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
4021 (struct _Unwind_Control_Block): Document reserved field use.
4022 (_Unwind_Stop_Fn): New typedef.
4023 (_Unwind_ForcedUnwind): Declare.
4024 (_Unwind_Resume_or_Rethrow): Declare.
4025 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
4027 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
4028 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
4029 (UCB_FORCED_STOP_ARG): New.
4030 (search_EIT_table): Update boundary condition checks.
4031 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
4032 (unwind_phase2): Replace for with do..while.
4033 (unwind_phase2_forced): New.
4034 (__gnu_Unwind_RaiseException): Replace for with do..while.
4035 (__gnu_Unwind_ForcedUnwind): New.
4036 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
4037 Use appropriate phase2 unwinder.
4038 (__gnu_Unwind_Resume_or_Rethrow): New.
4039 (__gnu_unwind_pr_common): Cope with forced unwinding.
4041 2005-11-16 David Edelsohn <edelsohn@gnu.org>
4044 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
4046 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
4047 roundsf2): Remove "s" from mnemonic.
4049 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
4051 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
4053 * config/bfin/crtn.s: Change epilogues to match.
4054 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
4055 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
4056 __PIC__ and __pic__.
4058 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4061 * doc/invoke.texi: Distinguish between free and fixed form instead of
4062 Fortran and Fortran 90/95. Remove ratfor from the list of supported
4064 * gcc.c (default_compilers): Remove double entries, add entries for
4065 suffixes '.F90' and '.F95'.
4067 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
4069 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
4070 in the stack probing loop.
4072 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4074 * configure.ac: Use .machine power5 not power5x.
4075 * configure: Regenerate.
4077 2005-11-15 Mike Stump <mrs@apple.com>
4079 * c-decl.c (lookup_name_two): Add.
4080 * c-tree.h (lookup_name_two): Likewise.
4081 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
4082 * config/darwin-c.c (darwin_pragma_unused): Likewise.
4084 2005-11-16 Alan Modra <amodra@bigpond.net.au>
4086 PR rtl-optimization/23392
4087 * regrename.c (enum scan_actions) Add mark_access.
4088 (scan_actions_name): Ditto.
4089 (scan_rtx_reg): Handle mark_access.
4090 (scan_rtx_address): Do nothing for mark_access.
4091 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
4092 and regs in REG_INC notes before closing chains for dead regs.
4093 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
4094 opening chains for new writes.
4096 2005-11-15 David Edelsohn <edelsohn@gnu.org>
4098 * c.opt (ffixed-line-length-none): New.
4100 2005-11-15 Steve Ellcey <sje@cup.hp.com>
4102 * mklibgcc.in: Change contents of eh_dummy.c.
4104 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4106 * loop.c (scan_loop): Do not insert temporaries for hard registers.
4108 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
4110 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
4112 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
4114 2005-11-15 Jan Hubicka <jh@suse.cz>
4116 * invoke.texi (large-unit-insns): Document.
4117 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
4118 * params.def (large-unit-insns): New param.
4120 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
4123 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
4124 special register for operand 3. Reindent constraints to align
4127 2005-11-14 David Edelsohn <edelsohn@gnu.org>
4129 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
4130 -mpopcntb, -mfprnd. Add -mcpu=power5+.
4131 * configure.ac: Add test for FP rounding instructions.
4132 * configure: Regenerate.
4133 * config.in: Regenerate.
4134 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4135 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
4137 * config/rs6000/rs6000.opt (mfprnd): New.
4138 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
4139 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
4140 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
4141 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
4142 (TARGET_FPRND): New.
4143 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
4145 (btrunc<mode>2): New.
4147 (floor<mode>2): New.
4148 (round<mode>2): New.
4150 2005-11-14 Geoffrey Keating <geoffk@apple.com>
4152 * gcc.c (version_compare_spec_function): Use fatal() rather than
4155 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
4156 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
4157 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
4159 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
4162 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
4163 on -mmacosx-version-min setting.
4165 2005-11-14 Diego Novillo <dnovillo@redhat.com>
4168 * tree-vrp.c (infer_value_range): Return false if STMT is a
4169 block terminator and its basic block has no successors.
4171 2005-11-14 Mike Stump <mrs@apple.com>
4173 * config/i386/i386.c (override_options): -masm=intel isn't
4174 supported on darwin.
4175 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4177 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
4179 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
4180 vfork after including auto-host.h.
4182 2005-11-15 Alan Modra <amodra@bigpond.net.au>
4184 PR rtl-optimization/22002
4185 * combine.c (distribute_notes): Detect cases where a reg dies
4186 two or more times in a bb, including on the insn we are combining,
4187 and place the death note on the correct range.
4189 2005-11-14 Dale Johannesen <dalej@apple.com>
4191 * expmed.c (store_bit_field): Add offset unconditionally for
4193 (extract_bit_field): Don't force extzv or extv operand into
4194 a register if field is too big.
4196 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4198 * config/arm/arm.c (pic_labelno): New.
4199 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
4200 LABEL_REF. Pass only the labelno to PIC insns.
4201 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4202 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
4203 * arm.md (UNSPEC_PIC_LABEL): New constant.
4204 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
4205 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
4206 Use the correct label prefix.
4208 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
4210 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
4213 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
4215 * loop-invariant.c: Include tm_p.h.
4216 * Makefile.in: Updated.
4218 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4220 * pa.c (store_reg): Revise generation of frame notes in large frames.
4221 (set_reg_plus_d): Likewise.
4223 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
4225 PR tree-optimization/24709
4226 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
4229 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4231 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4232 and duplicate declaration of pthread_self.
4234 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
4235 Ian Lance Taylor <ian@airs.com>
4238 * calls.c (expand_call): If TARGET is a MEM and some part of the
4239 argument area has been saved, force TARGET to a register.
4241 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
4243 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
4246 2005-11-13 Jason Merrill <jason@redhat.com>
4249 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
4250 lazily declared methods.
4251 (force_decl_die): Stop if forcing out the context already make a
4253 (force_type_die): Likewise.
4255 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
4258 * builtins.c (integer_valued_real_p): Add break in
4259 REAL_CST having TREE_OVERFLOW set.
4261 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
4263 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
4264 addressing modes during calculation of costs.
4266 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
4268 * function.c (assign_stack_local_1): Restrict sanity check
4269 on frame size overflow to 32-bit and above platforms.
4271 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4273 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4274 * config/cris/cris.c: Include reload.h.
4275 (cris_initial_elimination_offset): New function.
4276 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
4279 2005-11-12 Richard Guenther <rguenther@suse.de>
4281 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
4283 2005-11-12 Jan Hubicka <jh@suse.cz>
4285 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
4286 to compare against 0 when possible.
4288 2005-11-12 Jie Zhang <jie.zhang@analog.com>
4290 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
4291 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
4292 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
4293 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
4296 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4298 * recog.c (constrain_operands) <case 'g'>: For a match, require
4299 that a non-register matches general_operand when strict >= 0.
4301 2005-11-11 Steven Bosscher <stevenb@suse.de>
4303 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
4306 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4308 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
4309 (memory_address_same): New.
4310 (dse_optimize_stmt): Call memory_address_same.
4312 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
4315 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
4316 ZERO_EXTEND>: New cases.
4318 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
4320 * longlong.h (__clz_tab): Always provide.
4322 2005-11-11 Steven Bosscher <stevenb@suse.de>
4325 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
4327 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
4328 before check_maybe_invariant.
4329 (move_invariant_reg): Use gen_move_insn instead of replacing
4330 SET_DEST with the temporary for the invariant.
4331 (move_loop_invariants): If checking is enabled, do internal
4332 consistency checks after completing the pass.
4334 2005-11-11 David Edelsohn <edelsohn@gnu.org>
4337 * common.opt (Wvolatile-register-var): New.
4338 * varasm.c (make_decl_rtl): Only emit warning when option
4339 specified. Clarify warning message.
4340 * doc/invoke.texi (Wvolatile-register-var): Document new option.
4342 * doc/md.texi (copysign): Document standard named pattern.
4344 2005-11-11 Jie Zhang <jie.zhang@analog.com>
4346 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
4347 bytes when align is 2.
4348 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
4349 by the first instruction of the loop.
4351 2005-11-11 Jason Merrill <jason@redhat.com>
4354 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
4357 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
4359 PR rtl-optimization/22509
4360 * local-alloc.c (memref_used_between_p): Check whether a function call
4361 could not reference the memref.
4363 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
4365 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
4366 algorithm so as to choose the best, not the worst, alternative.
4367 Reset accumulated register class before processing next alternative.
4369 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
4372 * calls.c (expand_call): Copy a return value to a plain register
4375 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4378 * varasm.c (assemble_name): Recompute name only for transparent
4381 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
4383 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
4385 2005-11-04 Jeff Law <law@redhat.com>
4388 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
4389 perform reassociation if the parent statement will not die as
4390 a result of the optimization.
4392 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
4394 * tree-ssa-alias.c (compute_may_aliases): Remove call to
4395 delete_old_heap_vars.
4396 * tree-dfa.c (referenced_var_remove): Remove function.
4397 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
4398 (delete_tree_ssa): Remove call to delete_old_heapvars.
4399 Add call to delete_alias_heapvars.
4400 * tree-flow.h (referenced_var_remove): Remove prototype
4401 (init_alias_heapvars): New prototype.
4402 (delete_alias_heapvars): Ditto.
4403 * Makefile.in (tree-ssa-structalias.o): Add
4404 gt-tree-ssa-structalias.o
4405 (GTFILES): Add tree-ssa-structalias.h and
4406 tree-ssa-structalias.c.
4407 (s-gtype): Add gt-tree-ssa-structalias.h.
4408 * tree-ssa-structalias.c (heapvars): Remove.
4409 (oldheapvars): Remove.
4410 (heapvar_for_stmt): New variable.
4411 (heapvar_lookup): New function.
4412 (heapvar_insert): Ditto.
4413 (get_constraint_for): See if we have an old heapvar
4415 (init_alias_heapvars): New function.
4416 (delete_alias_heapvars): Ditto.
4417 Add include of gt-tree-ssa-structalias.h.
4419 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4422 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
4424 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
4426 * tree.c (int_fits_type_p): Only look at the base type
4427 if it has the same precision as the original type.
4429 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4432 * varasm.c (assemble_alias): Use %q+D in the error
4433 message instead of %J and %qD.
4435 2005-11-10 Richard Guenther <rguenther@suse.de>
4437 * gcse.c (free_ldst_entry): Only free hashtable if
4440 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4442 * function.c (assign_stack_local_1): Issue an error message if
4443 the frame size overflows in the signed target arithmetics.
4445 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4447 * tree.c (build_qualified_type): Chain the new type to the original
4448 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
4449 a POINTER_TYPE or a REFERENCE_TYPE respectively.
4450 (build_pointer_type_for_mode): Only return unqualified types.
4451 (build_reference_type_for_mode): Likewise.
4453 2005-11-09 Jakub Jelinek <jakub@redhat.com>
4455 * Makefile.in (gnucompare): Do comparison of all files using one of
4456 the chosen methods and only afterwards decide if just warning should
4457 be issued or comparison failure raised.
4459 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4461 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
4462 (noce_try_abs): Negate if the comparison is reversed.
4463 Look only one instruction backwards for a REG_EQUAL note.
4465 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4468 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
4469 gthr-tpf.h: Define __gthrw. For all identifiers that might
4470 be weak, introduce weakrefs or non-weak aliases with __gthrw,
4471 and prefix all uses with __ghtrw.
4473 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
4476 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
4477 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
4478 * c-common.c (handle_weakref_attribute): New.
4479 (c_common_attribute_table): Add weakref.
4480 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
4482 * configure, config.in: Rebuilt.
4483 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
4484 * doc/extend.texi: Document weakref attribute.
4485 * varasm.c (ultimate_transparent_alias_target): New
4486 (assemble_name): Use it.
4487 (weak_finish_1): Split out of...
4488 (weak_finish): ... and deal with weakrefs in...
4489 (weakref_targets): ... new list.
4490 (globalize_decl): Clean up weakref_targets.
4491 (do_assemble_alias): Handle weakrefs.
4492 (finish_aliases_1): Do not reject weakrefs to external symbols.
4493 (assemble_alias): Handle weakrefs.
4495 2005-11-09 Richard Guenther <rguenther@suse.de>
4497 PR tree-optimization/24716
4498 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
4499 t_bool to track results from follow_ssa_edge.
4501 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
4503 * final.c (force_source_line): New global variable.
4504 (final_scan_insn): Set it to true instead of clearing last_filename.
4505 (notice_source_line): Return true if force_source_line is true,
4506 unless source info is absent.
4508 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
4511 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
4512 a linkage name for a variable if it a register variable.
4513 * c-decl.c (grokdeclarator): Global register variables
4514 should be set as PUBLIC.
4516 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4519 * config/s390/s390.c (struct s390_frame_layout): New fields
4520 first_save_gpr_slot and last_save_gpr_slot.
4521 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
4522 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
4523 first_save_gpr and last_save_gpr with the _slot variants.
4524 (s390_register_info): Calculate first_save_gpr_slot and
4525 last_save_gpr_slot using regs_ever_live.
4527 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4530 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
4531 for a function containing a landing pad.
4533 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4536 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
4539 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
4541 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4542 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
4544 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4547 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
4549 (call,load,store): New insn types.
4550 (mem_access, branch_access): Adjust reservation conditions.
4551 (define_delay): Adjust condition.
4552 (decrement_and_branch_until_zero): Allow for ms2. Set branch
4554 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
4555 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
4557 (call_internal, call_value_internal, return_internal,
4558 return_interrupt_internal, eh_return_internal, indirect_jump,
4559 tablejump): Set call insn type.
4560 (blockage, ei, di): Use appropriate unspec const.
4561 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
4562 (ms1_get_attr_type): Adjust to give load & store types.
4563 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
4564 backwards past a barrier.
4565 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
4567 (struct branch_info, struct label_info): New.
4569 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
4570 (ms1_machine_reorg): New.
4571 (TARGET_MACHINE_DEPENDENT_REORG): Override.
4572 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
4573 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
4574 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
4577 2005-11-09 Per Bothner <per@bothner.com>
4578 Uros Bizjak <uros@kss-loka.si>
4581 * toplev.c (process_options): Initialize debug_hooks early
4582 in case lang_hooks.post_options ends up calling a debug_hook.
4584 2005-11-08 Jakub Jelinek <jakub@redhat.com>
4586 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4587 DBX_REGISTER_NUMBER being contiguous.
4589 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
4590 Diego Novillo <dnovillo@redhat.com>
4593 * tree-vrp.c (register_edge_assert_for): Do not register
4594 always-false predicates.
4596 2005-11-08 Devang Patel <dpatel@apple.com>
4598 PR tree-optimization/23115
4599 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
4602 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
4604 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
4607 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
4609 Fix PR tree-optimization/23382
4611 * tree-ssa-alias.c (compute_may_aliases): Call
4612 delete_old_heap_vars.
4613 * tree-dfa.c (referenced_var_remove): New function.
4614 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
4615 * tree-flow.h (referenced_var_remove): Add prototype.
4616 (delete_old_heap_vars): Ditto.
4617 * tree-ssa-structalias.c (heapvars): New variable.
4618 (oldheapvars): Ditto.
4619 (get_constraint_for): Put heap vars on heapvars list.
4620 (delete_old_heap_vars): New function.
4622 2005-11-08 Jason Merrill <jason@redhat.com>
4624 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
4626 2005-11-08 Uros Bizjak <uros@kss-loka.si>
4629 * reg-stack.c (reg_to_stack): Update register liveness also
4630 for flag_sched2_use_traces.
4632 2005-11-08 Alan Modra <amodra@bigpond.net.au>
4635 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
4636 override prior explicit -mno-powerpc-gfxopt.
4638 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
4640 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
4641 if the bitsize is zero.
4642 * doc/md.texi (Standard Pattern Names): Document it.
4644 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
4645 (TARGET_PASS_BY_REFERENCE): Likewise.
4647 2005-11-07 Ian Lance Taylor <ian@airs.com>
4649 PR rtl-optimization/24683
4650 * config/i386/i386.c (legitimize_pic_address): If constant operand
4651 to PLUS is too large, put it in a register.
4653 2005-11-07 Jie Zhang <jie.zhang@analog.com>
4655 * configure.ac: Enable checking assembler dwarf2 support for bfin
4657 * configure: Regenerate.
4659 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4663 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
4664 gen_easy_vector_constant_add_self): Delete.
4665 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
4667 (output_vec_const_move): Use gen_easy_altivec_constant.
4668 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
4669 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
4670 (easy_vector_constant_add_self): Rewritten.
4671 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
4672 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
4673 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
4674 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
4675 Macroize and adjust for the other changes.
4677 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
4681 * c-typeck.c (build_c_cast): Try using a shared constant, and see
4682 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
4684 2005-11-07 Jakub Jelinek <jakub@redhat.com>
4686 PR rtl-optimization/23567
4687 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
4688 (noce_process_if_block): Don't do any optimizations except
4689 if (cond) x = x; if !set_b and write into orig_x may trap
4690 or fault. Remove the MEM_READONLY_P check.
4692 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4695 * tree-vrp.c (fix_equivalence_set): New.
4696 (extract_range_from_assert): Call it.
4698 2005-11-05 Ian Lance Taylor <ian@airs.com>
4701 * combine.c (apply_distributive_law): Don't distribute across a
4704 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
4706 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4707 config/ms1/ms1.h, config/rs6000/predicates.md,
4708 config/s390/s390.c, params.def, postreload-gcse.c,
4709 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
4710 tree-vrp.c, tree.c: Fix comment typos.
4711 * doc/invoke.texi: Fix typos.
4713 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
4715 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
4716 for testing whether the data_dependence_relation contains distance
4717 vectors. Iterate over all distance vectors of the ddr.
4718 * lambda.h: Define a vec of lambda_vector pointers.
4719 * tree-data-ref.c (dump_data_dependence_relation,
4720 dump_data_dependence_direction): Iterate over all distance and
4721 direction vectors of the ddr.
4722 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
4724 (build_classic_dist_vector, build_classic_dir_vector): Push a set
4725 of distance/direction vectors instead of a single one.
4726 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
4727 lambda_vectors with a vec of lambda_vectors.
4728 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
4729 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
4730 DDR_NUM_DIST_VECTS): New.
4731 * tree-loop-linear.c (gather_interchange_stats): Test for the
4732 existence of distance vectors only after having checked that there
4733 is a dependence. Iterate over all distance vectors of the ddr.
4734 (linear_transform_loops): Use dump_data_dependence_relation.
4735 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
4736 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
4737 distance vectors of the ddr.
4739 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
4741 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
4742 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
4743 IS_INTHANDLER; all callers changed.
4744 (n_regs_saved_by_prologue): Take interrupt handler attributes into
4746 (do_link, do_unlink): New argument ALL; all callers changed.
4747 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4748 If function isn't leaf, save and restore all registers.
4749 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
4752 2005-11-05 Jan Hubicka <jh@suse.cz>
4754 PR rtl-optimization/23490
4755 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
4756 max-flow-memory-location): Document.
4757 * flow.c: Include params.h
4758 (MAX_MEM_SET_LIST_LEN): Kill.
4759 (add_to_mem_set_list): Use new param.
4760 * cse.c (cse_basic_block): Replace 1000 by new param.
4761 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
4762 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
4763 * predict.c (predict_loops): Use new param.
4764 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
4766 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
4767 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
4768 Do not hold memory returned by cgraph_node_name across other call.
4770 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
4773 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
4776 2005-11-04 Jeff Law <law@redhat.com>
4779 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
4780 * tree-ssa-dom.c: Include params.h.
4781 (thread_across_edge): If there are too many statements in the
4782 target block, then do not thread through it.
4783 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
4784 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
4786 2005-11-03 Diego Novillo <dnovillo@redhat.com>
4789 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
4790 TODO_update_ssa instead of TODO_update_ssa_no_phi.
4792 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
4795 * tree-scalar-evolution.c (instantiate_parameters_1,
4796 instantiate_parameters, resolve_mixers): Compute the size of an
4797 expression to be instantiated and give up the instantiation if the
4798 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4800 2005-11-04 Richard Guenther <rguenther@suse.de>
4802 * tree-flow.h (ref_contains_indirect_ref): Rename to
4803 array_ref_contains_indirect_ref.
4804 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
4805 (array_ref_contains_indirect_ref): Make comment match the code
4807 (ref_contains_array_ref): Likewise.
4808 * tree-ssa-structalias.c (find_func_aliases): Remove call to
4809 ref_contains_indirect_ref.
4810 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4811 Rename calls to ref_contains_indirect_ref.
4813 2005-11-04 Paul Brook <paul@codesourcery.com>
4815 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
4816 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
4817 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
4818 * config/arm/arm.md: Use match_operand in peephole input templates
4819 and match_dup in peephole output templates.
4821 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4823 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
4826 2005-11-04 Mark Mitchell <mark@codesourcery.com>
4827 Daniel Jacobowitz <dan@codesourcery.com>
4829 * longlong.h (add_ssaaaa): Clobber condition code register
4831 (sub_ddmmss): Likewise.
4832 (umul_ppmm): Likewise.
4834 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4835 Paul Brook <paul@codesourcery.com>
4836 Phil Blundell <pb@reciva.com>
4838 * configure.ac: Add test for ARM TLS support.
4839 * configure: Regenerated.
4840 * config/arm/arm-protos.h (legitimize_tls_address)
4841 (arm_tls_referenced_p, tls_mentioned_p)
4842 (arm_output_addr_const_extra): New prototypes.
4843 (thumb_legitimize_pic_address): Delete.
4844 * config/arm/arm.c: Include "gt-arm.h".
4845 (enum tls_reloc): New.
4846 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
4847 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
4848 (arm_call_tls_get_addr, legitimize_tls_address)
4849 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
4850 (arm_init_tls_builtins, arm_emit_tls_decoration)
4851 (arm_output_addr_const_extra): New functions.
4852 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
4853 (TARGET_HAVE_TLS): Define.
4854 (target_thread_pointer): New.
4855 (arm_override_options): Handle -mtp=.
4856 (legitimize_pic_address): Ignore UNSPECs.
4857 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
4859 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
4860 (tls_get_addr_libfunc): New variable.
4861 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
4862 (arm_init_builtins): Call arm_init_tls_builtins.
4863 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
4864 (arm_encode_section_info): Call default_encode_section_info.
4865 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
4866 (enum arm_tp_type): New.
4867 (target_thread_pointer): Add declaration.
4868 (LEGITIMATE_CONSTANT_P): Handle TLS.
4869 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
4870 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
4871 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
4872 * config/arm/arm.md: Add UNSPEC_TLS.
4873 (movsi): Handle TLS.
4874 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
4876 (tls_load_dot_plus_eight): New insn and a peephole to create it.
4877 (load_tp_hard, load_tp_soft): New insns.
4878 * arm.opt: Add -mtp=.
4879 * doc/invoke.texi (ARM Options): Document -mtp.
4881 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
4883 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
4884 * config/arm/libunwind.S: Include "lib1funcs.asm".
4885 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
4886 (LIB2ADDEH): Add libunwind.S.
4887 (LIB2ADDEHDEP): Add lib1funcs.asm.
4888 * mklibgcc.in: Handle asm files in libgcc_eh.a.
4890 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4893 * gcc/c.opt: Add a -lang-fortran option.
4894 * gcc/c-opts.c: Add a lang_fortran flag.
4895 (c_common_init_options): Handling the -lang-fortran option.
4896 (c_common_handle_option): Add a case for Fortran options in
4897 preprocessing. Remove cases for -ffixed-form and
4898 -ffixed-line-length. Add a case for -lang-fortran.
4900 2005-11-03 David Edelsohn <edelsohn@gnu.org>
4902 * config/rs6000/rs6000.c: Include params.h
4903 (optimization_options): Set max-grow-copy-bb-insns default to 16.
4904 (bdesc_2arg): Delete vpkuhss and vpkuwss.
4905 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
4906 (UNSPEC_VPKUWSS): Delete.
4907 (altivec_vpkuhss): Delete.
4908 (altivec_vpkuwss): Delete.
4909 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
4911 (neg_eq0<mode>): Remove final condition.
4912 (neg_eq<mode>): Remove condition and split-condition.
4914 2005-11-04 Alan Modra <amodra@bigpond.net.au>
4916 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
4917 Use associated print macros.
4919 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4922 * diagnostic.c (diagnostic_set_info_translated): New function.
4923 (diagnostic_set_info): Use it. Add comment.
4924 * diagnostic.h (diagnostic_set_info_translated): Declare.
4926 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
4928 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
4929 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
4930 reference only if 'public' is true.
4931 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
4932 emit the .hidden directive only if the indirect reference is public.
4933 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
4934 Pass it to dw2_force_const_mem.
4935 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
4936 * dwarf2out.c (output_cfi): Adjust calls to above function.
4937 (output_call_frame_info): Likewise.
4938 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
4939 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
4941 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
4943 PR tree-optimization/24483
4944 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
4945 field to elts if possible.
4947 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4950 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
4953 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
4955 Fix PR tree-optimization/24351
4957 * tree-ssa-structalias.c (struct variable_info): Add
4959 (get_varinfo_fc): New function to follow collapsing.
4960 (new_var_info): Set collapsed_to to NULL.
4961 (dump_constraint): Follow collapsing.
4962 (build_constraint_graph): Handle collapsing.
4963 (do_simple_structure_copy): Return false if something bad
4965 (collapse_rest_of_var): New function.
4966 (do_structure_copy): Collapse if do_simple_structure_copy returns
4969 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
4972 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
4973 expressions to a statement list instead of gimplifying them.
4975 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
4977 PR rtl-optimization/23585
4978 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
4979 that can't trap plus a constant integer, if the mode has zero size.
4981 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
4984 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
4986 ("*insv<mode>_reg_extimm"): Likewise.
4988 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
4991 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
4992 c_common_type_for_mode returns an unnamed type.
4994 2005-11-02 Richard Henderson <rth@redhat.com>
4998 * dwarf2out.c (dwarf2out_reg_save_reg): New.
4999 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
5000 * function.c (assign_parms): Use calls.internal_arg_pointer.
5001 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
5003 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
5004 (TARGET_CALLS): Add it.
5005 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
5006 * targhooks.c (default_internal_arg_pointer): New.
5007 * targhooks.h (default_internal_arg_pointer): Declare.
5008 * tree.h (dwarf2out_reg_save_reg): Declare.
5009 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
5010 * config/i386/i386.c (dbx_register_map): Add return column.
5011 (dbx64_register_map, svr4_dbx_register_map): Likewise.
5012 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
5013 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
5014 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
5015 (ix86_save_reg): Save force_align_arg_pointer.
5016 (ix86_emit_save_regs): Make regno unsigned.
5017 (ix86_emit_save_regs_using_mov): Likewise.
5018 (ix86_expand_prologue): Handle force_align_arg_pointer.
5019 (ix86_expand_epilogue): Likewise.
5020 * config/i386/i386.h: (dbx_register_map): Update.
5021 (dbx64_register_map, svr4_dbx_register_map): Update.
5022 (struct machine_function): Add force_align_arg_pointer.
5023 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
5024 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
5025 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
5027 2005-11-02 Jan Hubicka <jh@suse.cz>
5030 * i386.md: Add peep2 for simplyfing array accesses.
5032 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5035 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5036 * config/s390/s390.c (s390_decompose_shift_count): New function.
5037 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
5038 (print_shift_count_operand): Use s390_decompose_shift_count.
5039 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
5040 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
5042 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
5045 * loop.c (loop_givs_rescan): Use force_operand to expand
5048 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
5051 * fold-const.c (build_range_check): Use unsigned when signed
5052 overflow is undefined also. If etype is subtype, make sure that
5053 the subtraction is in the supertype.
5055 2005-11-02 Richard Henderson <rth@redhat.com>
5058 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
5061 2005-11-01 Richard Henderson <rth@redhat.com>
5064 * loop.c (scan_loop): Do not propagate computations to a hard
5065 register destination with SMALL_REGISTER_CLASSES.
5067 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
5069 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
5070 costs for MULT inside PLUS or MINUS.
5072 2005-11-01 Bob Wilson <bob.wilson@acm.org>
5074 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
5075 (TRAMPOLINE_SIZE): Round up to 60.
5076 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
5078 2005-10-31 James E. Wilson <wilson@specifix.com>
5081 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5082 ifdef. Put ifdefs around call in gen_subprogram_die.
5083 (compute_frame_pointer_to_cfa_displacement): Likewise.
5084 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
5087 PR rtl-optimization/17356
5088 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
5089 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
5091 2005-10-31 Jan Hubicka <jh@suse.cz>
5094 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
5097 * i386.c (legitimize_pic_address): Deal with large immediates.
5100 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
5101 from symbol names while computing checkup.
5104 * predict.c (predict_loops): Do not estimate more than
5105 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
5106 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
5108 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
5110 PR tree-optimization/19097
5111 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
5113 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
5115 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
5117 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
5120 * tree-inline.c (setup_one_parameter): If the init_stmt
5121 is NULL, don't insert the statement.
5123 2005-10-30 Jan Hubicka <jh@suse.cz>
5125 PR tree-optimization/24172
5126 * tree-inline.c (copy_body_r): Unshare the substituted value first.
5128 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
5130 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
5131 constants for hosts with long != 32 bits.
5133 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
5136 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
5138 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
5140 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
5141 (TARGET_MS1_16_002): New.
5142 (TARGET_MS1_16_003): New.
5144 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
5145 ("*decrement_and_branch_until_zero_no_clobber"): New.
5146 Add corresponding splitter for decrement_and_branch_until_zero
5148 Key all decrement_and_branch_until_zero patterns off of
5151 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
5154 * tree-complex.c (extract_component): Treat RESULT_DECL
5155 like the rest of the decls.
5157 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
5159 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
5160 indirect call to _mcount if the function needs a static chain.
5162 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
5163 Caroline Tice <ctice@apple.com>
5165 PR rtl-optimization/24460
5166 * dwarf2out.c (have_switched_text_sections): New boolean variable.
5167 (dwarf2out_switch_text_section): Set it to true instead of
5168 incrementing separate_line_info_table_in_use.
5169 (output_loc_list): Additionally test have_switched_text_sections.
5170 (output_ranges): Likewise.
5171 (dwarf2out_finish): Likewise.
5172 * varasm.c (assemble_start_function): Do not call
5173 insert_section_boundary_note.
5174 (assemble_end_function): If flag_reorder_blocks_and_partition,
5175 switch to the function's section before emitting the .size directive.
5176 * bb-reorder.c (insert_section_boundary_note): Staticify.
5177 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
5178 * output.h (insert_section_boundary_note): Delete.
5180 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
5183 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
5184 instead of pointer equality when comparing types.
5186 2005-10-24 James E. Wilson <wilson@specifix.com>
5188 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
5189 add_dependence_list_and_free calls.
5191 2005-10-24 Steven Bosscher <stevenb@suse.de>
5193 * contrib.texi: Add the names of the LLNL folks who donated
5194 Cray pointer support for gfortran.
5196 2005-10-24 Steven Bosscher <stevenb@suse.de>
5198 PR tree-optimization/24225
5199 * profile.c (branch_prob): Look from end to start through a
5200 basic block when looking for a locus.
5202 2005-10-24 Richard Henderson <rth@redhat.com>
5204 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
5206 (hppa_expand_prologue): Likewise.
5208 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5210 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
5211 (NO_DEFERRED_PROFILE_COUNTERS): Define.
5212 * pa.h (NO_PROFILE_COUNTERS): Define.
5213 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
5214 (funcdef_nos): New vector to hold label numbers of deferred profile
5216 (output_deferred_profile_counters): New function.
5217 (hppa_profile_hook): Push label number onto funcdef_nos.
5218 (pa_hpux_file_end): Call output_deferred_profile_counters if
5219 NO_DEFERRED_PROFILE_COUNTERS is false.
5221 * pa-protos.h (get_deferred_plabel): New prototype.
5222 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
5224 (output_call): Adjust calls.
5226 2005-10-24 Alan Modra <amodra@bigpond.net.au>
5228 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
5229 peculiarity of GOT/TOC section usage.
5231 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5234 * c-common.c (constant_string_class_name): Add documentation.
5236 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
5239 * recog.c (peephole2_optimize): Increment peep2_current_count
5240 only when the slot is empty.
5242 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5245 * except.c (output_function_exception_table): Call
5246 assemble_external_libcall if we need a personality function.
5248 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5250 PR rtl-optimization/24460
5251 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
5252 set the basic block for barriers.
5254 2005-10-21 Janis Johnson <janis187@us.ibm.com>
5256 * var-tracking.c (vt_initialize): Initialize post.
5258 2005-10-21 Devang Patel <dpatel@apple.com>
5261 * c-common.c (vector_types_convertible_p): Check vector element type.
5263 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5265 * config/sh/sh.c (prepare_move_operands): Handle the address
5266 constant which is a tls symbolic address plus a constant.
5268 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5271 * gcc.c (main): Use the correct counter for erroring out
5272 about mulitple files.
5274 2005-10-21 Alan Modra <amodra@bigpond.net.au>
5277 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
5278 use r2 for 64-bit tls .got access.
5280 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
5282 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
5285 2005-10-20 Steven Bosscher <stevenb@suse.de>
5287 PR tree-optimization/24307
5288 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
5290 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
5293 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
5295 * varasm.c (find_decl_and_mark_needed): After cgraph global info
5296 is ready, stop marking functions, but still mark variables.
5298 2005-10-20 Richard Guenther <rguenther@suse.de>
5301 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
5304 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5306 PR rtl-optimization/23585
5307 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
5308 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
5309 (may_trap_p_1): New predicate extracted from...
5310 (may_trap_p): ... here. Invoke may_trap_p_1.
5311 (may_trap_or_fault_p): New predicate.
5312 * rtl.h (may_trap_or_fault_p): Declare it.
5313 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
5314 instead of may_trap_p.
5315 (steal_delay_list_from_fallthrough): Likewise.
5316 (fill_simple_delay_slots): Likewise.
5317 (fill_slots_from_thread): Likewise.
5318 * function.c (pad_to_arg_alignment): Rework comment about
5319 SPARC_STACK_BOUNDARY_HACK.
5320 * config/sparc/sparc.h: Likewise.
5322 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
5324 * config/s390/s390.c (s390_expand_insv): New.
5325 * config/s390/s390-protos.h (s390_expand_insv): Declare.
5326 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
5327 ("icm_hi"): Remove mode attribute.
5328 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
5330 ("*extracthi", "*extractqi"): Remove.
5331 (extv<mode>", "*extzv<mode>"): New.
5332 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
5333 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
5335 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5337 * cfgexpand.c (discover_nonconstant_array_refs_r,
5338 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
5339 (tree_expand_cfg): Call discover_nonconstant_array_refs.
5340 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5341 discover_nonconstant_array_refs.
5343 2005-10-19 Steven Bosscher <stevenb@suse.de>
5346 * c-decl.c (pop_scope): Don't warn about an unused variable
5347 if it is marked with TREE_NO_WARNING.
5348 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
5349 somenow mismatch and olddecl is to be replaced.
5351 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
5354 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
5355 whether registers live on the edge can be saved/restored.
5357 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5359 * config/sh/sh.c (fixup_mova): Skip notes.
5361 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5363 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
5364 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
5365 (s390_can_eliminate): Handle BASE_REGNUM elimination.
5366 (s390_initial_elimination_offset): Likewise.
5367 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
5368 register on TARGET_ZARCH targets.
5369 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
5370 (INITIAL_FRAME_POINTER_OFFSET): Remove.
5371 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
5372 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
5374 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5376 * config/s390/s390.md: Comment describing output modifiers updated.
5377 * config/s390/s390.c (print_operand): Likewise.
5379 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
5381 * config/s390/s390.c (override_options): Added check for -mstack-size
5383 * doc/invoke.texi: Mention that limit in the documenation.
5385 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
5388 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
5390 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
5392 Fix PR tree-optimization/24231
5394 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
5395 (compute_avail): Ditto.
5397 2005-10-18 Richard Henderson <rth@redhat.com>
5400 * config/i386/i386.c (legitimate_constant_p): Check
5401 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
5403 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
5404 (legitimate_pic_address_disp_p): Reorg CONST checking to make
5405 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
5407 (print_operand_address): Likewise.
5408 * config/i386/predicates.md (x86_64_immediate_operand): Test
5409 SYMBOL_REF_TLS_MODEL properly inside CONST.
5410 (x86_64_zext_immediate_operand): Likewise.
5411 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
5412 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
5413 * config/i386/i386-protos.h: Remove predicates.md entries.
5415 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5417 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5418 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
5420 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
5421 Ian Lance Taylor <ian@airs.com>
5424 * fold-const.c (fold_widened_comparison): Do not allow range based
5425 constant folding when right operand cannot be unwidened.
5427 2005-10-17 Richard Henderson <rth@redhat.com>
5429 * builtins.c (expand_builtin_synchronize): Build a new-style asm
5430 with a memory clobber.
5432 2005-10-17 James E Wilson <wilson@specifix.com>
5434 PR rtl-optimization/17356
5435 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
5436 checking for EDGE_EH.
5438 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5440 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
5441 the slot on an even boundary for any type with 16-byte alignment.
5443 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
5446 * md.texi (Modifiers) <%>: Clarify that % doesn't work
5447 after register allocation.
5449 2005-10-17 DJ Delorie <dj@redhat.com>
5451 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
5454 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
5457 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
5460 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
5462 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
5463 to 2 if it's already non-zero.
5464 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
5465 is set and warn about it if flag_schedule_insns is 1.
5467 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
5469 * config/crx/crx.md: Compare-and-branch instructions need to
5472 2005-10-17 Uros Bizjak <uros@kss-loka.si>
5475 * config/i386/i386.md (*pushdi2_rex64 splitter)
5476 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
5477 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
5478 flow2 pass only when (optimize > 0 && flag_peephole2).
5480 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
5483 * gcc.c (have_c): New static variable.
5485 (process_command): Remove declation of have_c.
5486 Set have_o to 1 when handling -o.
5487 (main): Add a fatel error if there are multiple
5488 files specified and -o and -c/-S is passed witout
5489 -combine or multiple languages.
5491 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
5493 Fix PR tree-optimization/22444
5494 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
5495 Assert that we don't hit something with subvars.
5496 (setup_pointers_and_addressables): Don't add things with subvars,
5497 because we'll already process the subvars for aliasing purposes.
5499 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
5502 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
5503 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
5504 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
5505 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
5506 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
5507 swapped, alternatives for the R constraint.
5510 * builtins.c (get_builtin_sync_mode): Make unlimited
5511 mode_for_size request.
5513 2005-10-15 Richard Henderson <rth@redhat.com>
5515 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
5516 (gimplify_expr): ... here.
5517 (gimplify_compound_lval): Use it in initial scan loop. Allow
5518 fb_lvalue in base expression.
5520 2005-10-15 Richard Henderson <rth@redhat.com>
5523 * builtins.c (expand_builtin_trap): Export.
5524 * expr.h (expand_builtin_trap): Declare.
5525 * expr.c (expand_assignment): Emit a trap for integral offsets
5526 from registers that weren't reduced to bitpos.
5528 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
5529 (mark_array_ref_addressable): Remove.
5530 * tree-flow.h (mark_array_ref_addressable): Remove.
5531 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
5533 2005-10-15 James E Wilson <wilson@specifix.com>
5536 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
5537 (add_dependence_list_and_free): Likewise.
5538 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
5541 2005-10-15 Diego Novillo <dnovillo@redhat.com>
5545 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
5546 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
5548 (vrp_visit_phi_node): Only prevent infinite iterations when
5549 the previous result and the new result are both VR_RANGEs.
5551 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
5553 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
5556 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5559 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
5562 2005-10-14 Per Bothner <per@bothner.com>
5564 PR preprocessor/21250
5565 * c-ppoutput.c (print_line): Print internal line 0 as 1.
5567 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
5570 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
5571 overflow flags. Refactor some conditionals.
5573 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
5576 * tree-dfa.c (add_referenced_var): Only look at decls which
5577 have TREE_CONSTANT or TREE_READONLY set instead of if
5578 !TREE_PUBLIC or !TREE_CONSTANT.
5580 2005-10-13 James E Wilson <wilson@specifix.com>
5582 * doc/invoke.texi: For -x, add f95-cpp-input.
5583 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
5585 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5587 PR tree-optimization/24262
5588 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
5589 in loop all the time.
5591 2005-10-12 Richard Henderson <rth@redhat.com>
5594 * tree.h (DECL_TRANSPARENT_UNION): Remove.
5595 * function.c (assign_parm_find_data_types): Don't support it.
5596 * print-tree.c (print_node): Likewise.
5597 * c-common.c (handle_transparent_union_attribute): Likewise.
5598 Use build_duplicate_type.
5599 * tree-inline.c (remap_type_1): Split out of remap_type;
5600 properly remap aggregate fields.
5601 (build_duplicate_type): New.
5602 * doc/extend.texi (Variable Attributes): Remove documentation
5603 for transparent_union.
5605 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5608 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
5609 (gen_stack_pointer_dec): Likewise.
5611 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
5615 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
5617 (struct cxx): Add adjust_class_at_definition target hook.
5618 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
5619 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
5620 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
5621 hook_void_tree. Add to TARGET_CXX.
5622 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
5624 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
5625 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
5626 instead of attribute. Check for dllexport override. Warn if
5627 inconsistent dll linkage. Don't lose old dllimport if decl has
5628 had address referenced. Tweak lookup of dllimport atribute.
5629 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
5630 for target specific rules. Don't add dllimport attribute if
5631 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
5632 dllimport attribute.
5633 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
5634 * varasm.c (initializer_constant_valid_p): Replace
5635 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
5639 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
5640 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
5641 (i[34567]86-*-mingw32*): Likewise.
5643 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
5644 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
5646 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
5647 C++-specific code. Change return value to bool.
5648 (i386_pe_dllimport_p): Likewise.
5649 (associated_type): Simplify and make language-independent
5650 (i386_pe_encode_section_info): Replace override of ambiguous
5651 dllimport symbol refs with a gcc_assert.
5652 (i386_pe_valid_dllimport_attribute_p): Define.
5653 * config/i386/winnt-cxx.c: New file. Define C++ versions of
5654 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5655 i386_pe_adjust_class_at_definition.
5656 * config/i386/winnt-stubs.c: New file. Define stub versions of
5657 lang-specific functions.
5658 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
5659 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
5660 i386_pe_adjust_class_at_definition.
5661 (i386_pe_valid_dllimport_attribute_p): Declare.
5662 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
5663 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
5664 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
5667 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
5668 dllimport attribute with test of DECL_DLLIMPORT_P.
5670 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
5672 * combine.c (make_extraction): Correct offset computation.
5674 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
5676 * config/cris/t-linux (LIMITS_H_TEST): Define.
5678 2005-10-12 Richard Henderson <rth@redhat.com>
5681 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
5683 2005-10-12 Richard Guenther <rguenther@suse.de>
5685 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
5687 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
5690 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
5691 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
5694 2005-10-12 Richard Guenther <rguenther@suse.de>
5697 * varasm.c (output_constant): Correct typo from previous
5700 2005-10-11 Ian Lance Taylor <ian@airs.com>
5702 PR rtl-optimization/13931
5703 * combine.c: Revert patch of 2003-05-14, and:
5704 (try_combine): Only set elim_i1 and elim_i2 if the destination is
5705 completely killed in the appropriate insn.
5706 (distribute_notes): Don't skip multiple hard register test for
5707 elim_i1 and elim_i2.
5709 2005-10-11 Richard Henderson <rth@redhat.com>
5712 * c-typeck.c (convert_for_assignment): Use build_constructor_single
5713 to initialize a transparent union instead of a nop_expr.
5715 2005-10-11 Richard Henderson <rth@redhat.com>
5717 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
5718 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
5719 (tree_ssa_dce_loop): Call scev_reset.
5722 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
5723 * tree-ssa-dce.c: Include cfgloop.h.
5724 (tree_ssa_dce_loop, pass_dce_loop): New.
5725 * tree-pass.h (pass_dce_loop): Declare it.
5726 * passes.c (init_optimization_passes): Use it.
5728 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
5731 * convert.c (convert_to_real): Revert 2005-10-05 patch.
5732 Only apply the optimization for rounding builtins if the inner
5733 cast is also an extension.
5735 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
5738 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
5739 mark_new_vars_to_rename instead of update_stmt.
5741 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
5743 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
5745 2005-10-11 Jakub Jelinek <jakub@redhat.com>
5747 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
5748 for setting MMX register to 0 rather than mmx.
5750 2005-10-10 Steve Ellcey <sje@cup.hp.com>
5753 * configure.ac: Move gas check from mips specific case to common case.
5754 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
5755 * configure: Regenerate
5756 * doc/install.texi: Update.
5758 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5761 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
5763 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
5765 * gcc.c (do_spec_1): Accept numeric characters in file name
5768 2005-10-10 Nick Clifton <nickc@redhat.com>
5770 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
5771 describing the deleted arm_gen_rotated_half_load function.
5773 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
5775 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
5778 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
5780 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
5782 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
5783 (EXTRA_MULTILIB_PARTS): Define.
5784 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5785 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5786 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
5787 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
5788 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
5789 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
5791 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
5793 PR tree-optimization/24226
5794 * tree-cfg.c (remove_bb): Clean up unreachable loops.
5795 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
5796 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
5799 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
5801 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
5803 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
5806 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
5807 Rewrite for no need for the early clobber.
5809 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5811 Merge from csl-arm-branch:
5812 2005-09-07 Paul Brook <paul@codesourcery.com>
5813 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
5816 2005-04-30 Paul Brook <paul@codesourcery.com>
5817 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
5818 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
5820 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
5821 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
5822 (arm_override_options): Use TARGET_AAPCS_BASED.
5823 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
5824 (PTRDIFF_TYPE): Use int for AAPCS.
5825 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
5826 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
5827 (DEFAULT_SHORT_ENUMS): Delete.
5828 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
5830 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
5831 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
5832 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
5833 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
5835 2004-12-03 Mark Mitchell <mark@codesourcery.com>
5836 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
5838 2004-11-22 Mark Mitchell <mark@codesourcery.com>
5839 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
5841 2004-11-19 Mark Mitchell <mark@codesourcery.com>
5842 * config.gcc (arm*-*-linux-gnueabi): Add it.
5843 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
5845 (TARGET_OS_CPP_BUILTINS): Likeiwse.
5846 * config/arm/linux-eabi.h: New file.
5847 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
5848 (LINUX_TARET_LINK_SPEC): Likewise.
5849 (LINK_SPEC): Use it.
5850 * config/arm/t-linux-eabi: New file.
5852 2005-10-08 Steven Bosscher <stevenb@suse.de>
5855 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
5857 (PARAM_SMS_DFA_HISTORY): Likewise.
5859 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
5862 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
5863 (load_register_parameters): Call it.
5864 (check_sibcall_argument_overlap_1): Likewise.
5865 (store_one_arg): Likewise.
5867 2005-10-07 James E. Wilson <wilson@specifix.com>
5869 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
5870 DImode not VECINT24 for operand 2.
5873 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
5877 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
5878 fr_spill): Use destination_operand for operand 0.
5880 2005-10-07 DJ Delorie <dj@redhat.com>
5882 * varasm.c (output_constant): Limit error to expanding
5885 2005-10-07 Richard Guenther <rguenther@suse.de>
5888 * fold-const.c (fold_binary): Fix operand types during folding
5889 of X op (A, Y). Evaluation order of the side-effects of
5890 X and A are frontend-defined, so ensure we honour that even for
5891 tcc_comparison class operands; eased by removing duplicate code.
5893 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5895 * stor-layout.c (layout_type): Do not allow alignment of array
5896 elements to be greater than their size.
5898 2005-10-07 Steve Ellcey <sje@cup.hp.com>
5900 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
5902 (hppa*-*-linux*): Ditto.
5903 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
5904 * config/host-hpux.c: New.
5905 * config/x-hpux: New.
5906 * config/pa/x-hpux: Remove.
5907 * config/pa/x-linux: Remove.
5908 * config/pa/pa-host.c: Remove.
5910 2005-10-07 Jeff Law <law@redhat.com>
5912 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
5913 determine whether or not to try and thread outgoing edges.
5915 2005-10-07 David Edelsohn <edelsohn@gnu.org>
5917 * config/rs6000/rs6000.md (eqsi_power): New.
5918 (neg_eq0si): Add TARGET_POWER to final condition.
5921 2005-10-06 Richard Henderson <rth@redhat.com>
5923 * config/rs6000/rs6000.c: Revert last change.
5925 2005-10-06 Richard Henderson <rth@redhat.com>
5927 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
5928 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
5930 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
5934 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
5935 out return_label and naked_return_label.
5937 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5939 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
5942 2005-10-06 Richard Henderson <rth@redhat.com>
5945 * tree-inline.c (declare_return_variable): Handle modify_dest not
5948 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
5950 Fix PR tree-optimization/22488
5951 * tree-ssa-structalias.c (check_for_overlaps): New function.
5952 (create_variable_info_for): Use it.
5954 2005-10-06 Richard Henderson <rth@redhat.com>
5957 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
5958 (dwarf2out_start_source_file): Print it.
5960 2005-10-06 Geoffrey Keating <geoffk@apple.com>
5962 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
5964 2005-10-06 Richard Henderson <rth@redhat.com>
5967 * mode-switching.c (optimize_mode_switching): Clear transp bit
5968 for block with incomming abnormal edges.
5970 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
5971 (fpscr_set_from_mem): Use them.
5972 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
5973 (fpscr postinc splitters): Rewrite as peephole2+split.
5975 2005-10-06 David Edelsohn <edelsohn@gnu.org>
5977 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
5978 (eq<mode>_compare): Same.
5980 2005-10-06 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/24238
5983 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
5985 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
5987 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
5988 here. Use AC_PATH_PROG for environment variables instead of
5990 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
5992 * configure: Regenerated.
5994 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
5997 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
5998 then force it into a register.
5999 (call_value): Likewise.
6001 2005-10-06 Richard Henderson <rth@redhat.com>
6004 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
6005 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
6006 under pass_vectorize.
6008 2005-10-05 Devang Patel <dpatel@apple.com>
6011 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
6012 handling constants. Check NAMESPACE_DECL context for constants.
6014 2005-10-05 Eric Christopher <echristo@apple.com>
6016 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
6018 2005-10-05 Richard Henderson <rth@redhat.com>
6021 * tree-cfg.c (mark_array_ref_addressable_1): New.
6022 (mark_array_ref_addressable): New.
6023 * tree-flow.h (mark_array_ref_addressable): Declare.
6024 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
6026 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
6030 * reload.c (subst_reloads): When adding a REG_LABEL to a
6031 jump instruction, also update JUMP_LABEL.
6033 2005-10-05 David Edelsohn <edelsohn@gnu.org>
6035 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
6036 * bb-reorder.c (copy_bb_p): Use it.
6037 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
6039 2005-10-05 Richard Henderson <rth@redhat.com>
6042 * toplev.c (process_options): Warn about unsupported combinations
6043 of unwind tables and omit-frame-pointer.
6044 * config/i386/i386.c (override_options): Similarly. Enable
6045 accumulate-outgoing-args if not explicitly disabled.
6047 2005-10-05 Steve Ellcey <sje@cup.hp.com>
6049 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
6050 Handle big endian vs. small endian.
6051 (vec_initv2sf): Handle big endian vs. small endian.
6052 (*vec_extractv2sf_1): Ditto.
6054 2005-10-05 Dale Johannesen <dalej@apple.com>
6056 * convert.c (convert_to_real): Don't convert
6057 (float)floor(double d) to floorf((float)d).
6059 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
6061 * config/arm/arm.md (insv): Use gen_int_mode in more places.
6063 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
6065 PR tree-optimization/18587
6066 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
6067 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
6068 build_vuses): Change to VEC type.
6069 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
6070 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
6071 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
6072 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
6073 (get_name_decl): New. Return DECL_UID of base variable.
6074 (operand_build_cmp): New. qsort comparison routine.
6075 (operand_build_sort_virtual): New. Sort virtual build vector.
6076 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
6077 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
6078 (FINALIZE_BASE): Use get_name_decl.
6079 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
6080 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
6081 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
6082 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
6083 direct VEC_* manipulations.
6084 (build_ssa_operands): Call operand_build_sort_virtual.
6085 (copy_virtual_operand, create_ssa_artficial_load_stmt,
6086 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
6087 with direct VEC_* manipulations.
6088 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
6089 with direct VEC manipulations.
6091 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
6093 PR tree-optimization/21419
6094 PR tree-optimization/24146
6095 PR tree-optimization/24151
6097 * c-typeck.c (readonly_error): Handle USE being lv_asm.
6098 (build_asm_expr): Call it if outputs are read-only.
6099 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
6101 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
6102 Paolo Bonzini <bonzini@gnu.org>
6106 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
6107 enable the instructions and not just the built-ins.
6108 * doc/invoke.texi (x86 Options): Likewise.
6110 2005-10-04 Geoffrey Keating <geoffk@apple.com>
6112 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
6114 * doc/invoke.texi (Option Summary): Correct spelling
6115 of -mmacosx-version-min.
6117 2005-10-04 Devang Patel <dpatel@apple.com>
6119 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
6122 2005-10-04 Steve Ellcey <sje@cup.hp.com>
6124 * tree-vect-transform.c (vect_create_epilog_for_reduction):
6125 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
6127 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
6129 * config/s390/s390.md ("TDSI","DP"): New mode macros.
6130 ("TE","tg"): New mode attributes.
6131 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
6132 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
6133 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
6134 dword_mode and one for GPRmode.
6136 2005-10-04 Ian Lance Taylor <ian@airs.com>
6138 PR preprocessor/13726
6139 * c-ppoutput.c (cb_include): Add comments parameter, and print out
6140 any comments passed in.
6142 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6144 * tree.c (annotate_with_file_line): Fix typo.
6146 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6149 * builtins.c (fold_builtin_memcmp): When constructing the pointer
6150 type used to access data in the inlined length == 1 case, use
6151 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
6152 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
6154 2005-10-04 Uros Bizjak <uros@kss-loka.si>
6156 * config/i386/i386.h (TARGET_FISTTP): Enable also for
6157 TARGET_SSE3 and only for TARGET_80387.
6158 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
6159 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
6160 Do not depend on TARGET_80387.
6162 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6164 * tree.c (last_annotated_node): Change type to location_t*.
6165 (annotate_with_file_line): Reflect the change of
6166 last_annotated_node type.
6168 2005-10-04 Richard Guenther <rguenther@suse.de>
6171 * c-decl.c (grokdeclarator): Don't write to fields
6174 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
6177 * c-decl.c (finish_decl): Use set_user_assembler_name even for
6179 * varasm.c (make_decl_rtl): If a register variable does not
6180 have a set user assmbler name, error out.
6181 Decode the asmspec is now name+1 bypassing '*'.
6183 2005-10-04 Steven Bosscher <stevenb@suse.de>
6185 PR tree-optimization/23049
6186 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
6187 of a COND_EXPR is folded before calling fold on the whole rhs of a
6188 conditional assignment.
6189 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
6190 document that a COND_EXPR may appear there.
6192 2005-10-03 Diego Novillo <dnovillo@redhat.com>
6195 * tree-vrp.c (extract_range_from_assert): If the new numeric
6196 range created out of the assertion contradicts the existing
6197 numeric range of the ASSERT_EXPR variable, make the new range
6200 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
6202 * config/sh/sh.c (sh_register_move_cost): Add case for moving
6203 from T_REGS to FP register class.
6205 2005-10-03 Richard Henderson <rth@redhat.com>
6208 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
6209 before creating a new one.
6211 2005-10-03 David Edelsohn <edelsohn@gnu.org>
6213 * config/rs6000/t-aix43 (LDFLAGS): New.
6214 * config/rs6000/t-aix52 (LDFLAGS): New.
6216 2005-10-03 Ian Lance Taylor <ian@airs.com>
6218 * gimplify.c (find_single_pointer_decl_1): New static function.
6219 (find_single_pointer_decl): New static function.
6220 (internal_get_tmp_var): For a formal variable, set restrict base
6221 information if appropriate.
6222 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
6224 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
6225 (DECL_GET_RESTRICT_BASE): Define.
6226 (SET_DECL_RESTRICT_BASE): Define.
6227 (decl_restrict_base_lookup): Declare.
6228 (decl_restrict_base_insert): Declare.
6229 (struct tree_decl_with_vis): Add based_on_restrict_p field.
6230 * tree.c (restrict_base_for_decl): New static variable.
6231 (init_ttree): Initialize restrict_base_for_decl.
6232 (copy_node_stat): Copy restrict base information.
6233 (decl_restrict_base_lookup): New function.
6234 (decl_restrict_base_insert): New function.
6235 (print_restrict_base_statistics): New static function.
6236 (dump_tree_statistics): Call print_restrict_base_statistics.
6238 2005-10-02 Diego Novillo <dnovillo@redhat.com>
6241 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
6242 case of anti-ranges.
6244 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
6247 * c-typeck.c (tagged_tu_seen): Rename to ...
6248 (tagged_tu_seen_cache): this and add val field.
6249 (comptypes): Move functional to comptypes_internal
6250 and free tagged_tu_seen.
6251 (comptypes_internal): New function and call comptypes_internal
6252 instead of comptypes. Speed up by sibcalling
6253 tagged_types_tu_compatible_p.
6254 (alloc_tagged_tu_seen): New function
6255 (free_all_tagged_tu_seen_up_to): New function.
6256 (tagged_types_tu_compatible_p): Return the val of the seen two
6258 Add that the two types are the same to tagged_tu_seen_base
6259 if they are and call comptypes_internal instead of comptypes.
6260 <case UNION_TYPE>: Speed up common type where the fields are
6262 (function_types_compatible_p): Call comptypes_internal instead of
6264 (type_lists_compatible_p): Likewise.
6265 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
6267 2005-10-02 Matthias Klose <doko@debian.org>
6269 * doc/invoke.texi: Fix typo and speling error.
6271 2005-10-01 Richard Henderson <rth@redhat.com>
6273 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
6275 2005-10-01 Mark Mitchell <mark@codesourcery.com>
6277 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
6278 using --start-group and --end-group.
6280 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6282 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
6283 FIXME note regarding quirky semantics.
6285 2005-10-01 Diego Novillo <dnovillo@redhat.com>
6288 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
6289 non-null range as a last resort.
6291 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
6292 Diego Novillo <dnovillo@redhat.com>
6295 * tree-vrp.c (extract_range_from_assert): For !=
6296 assertions, only build an anti-range if LIMIT is a
6297 single-valued range.
6299 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
6301 * arm.md (movqi): On thumb when optimizing, handle loading from
6302 memory by describing this as taking a subreg of a zero-extended load
6303 into an SImode register.
6306 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
6308 * reload1.c (merge_assigned_reloads): Do not change any
6309 RELOAD_FOR_OUTPUT_ADDRESS reloads.
6311 2005-09-30 Geoffrey Keating <geoffk@apple.com>
6313 * Makefile.in (LIPO_FOR_TARGET): Define.
6314 (STRIP_FOR_TARGET): Define.
6316 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
6317 before creating new ones. Do symlinks before creating the actual
6320 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
6321 to work out which multilibs are actually being built.
6323 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
6325 * tree-vect-transform.c, config/ms1/ms1.md,
6326 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
6327 Follow spelling conventions.
6328 * doc/invoke.texi, doc/md.texi: Fix typos.
6330 2005-09-30 Andrew Macleod <amacleod@redat.com>
6332 PR tree-optimization/21430
6333 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
6334 use operands, and set stmt pointer if need be.
6335 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
6336 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
6339 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6342 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
6344 2005-09-29 Mark Mitchell <mark@codesourcery.com>
6346 * optabs.c (expand_binop): Initialize first_pass_p.
6348 2005-09-29 Jakub Jelinek <jakub@redhat.com>
6351 * c-decl.c (c_write_global_declarations_1): If any
6352 wrapup_global_declaration_2 call returned true, restart the loop.
6354 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
6356 Fix PR tree-optimization/24117
6357 * tree-ssa-structalias.c (find_func_aliases): Strip nops
6358 before considering whether to use anyoffset.
6360 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6364 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6366 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6368 (swap_commutative_operands_with_target): New.
6370 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
6373 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
6376 2005-09-29 Steven Bosscher <stevenb@suse.de>
6378 PR tree-optimization/23911
6379 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
6380 and IMAGPART_EXPR too.
6382 2005-09-28 Mark Mitchell <mark@codesourcery.com>
6385 * expmed.c (expand_shift): Move logic to reverse rotation
6386 direction when rotating by constants ...
6387 * optabs.c (expand_binop): ... here.
6388 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
6389 (ix86_rotrdi3): New pattern.
6390 (rotldi3): Handle 32-bit mode.
6391 (ix86_rotldi3): New pattern.
6393 2005-09-29 Alan Modra <amodra@bigpond.net.au>
6396 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
6397 check for numbers that need no bit twiddle.
6399 2005-09-28 Geoffrey Keating <geoffk@apple.com>
6401 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
6402 multilib to be built.
6404 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
6405 (stage1-start): Delete old libgcc and libunwind before moving
6406 anything into the stage directory.
6407 (stage2-start): Likewise.
6408 (stage3-start): Likewise.
6409 (stage4-start): Likewise.
6410 (stageprofile-start): Likewise.
6411 (stagefeedback-start): Likewise.
6412 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
6413 header in tm_file and CPU-specific t-darwin in tmake_file.
6414 (i[34567]86-*-darwin*): Don't change tm_file.
6415 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
6416 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
6417 shared library stub for target OS version.
6418 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
6419 (SHLIB_LINK): Don't make SHLIB_SOLINK.
6420 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
6421 (libgcc_s.%.dylib): New.
6423 (install-darwin-libgcc-stubs): New.
6424 (INSTALL_LIBGCC): New append.
6425 * config/i386/darwin-libgcc.10.4.ver: New.
6426 * config/i386/darwin-libgcc.10.5.ver: New.
6427 * config/i386/t-darwin: New.
6428 * config/rs6000/darwin-libgcc.10.4.ver: New.
6429 * config/rs6000/darwin-libgcc.10.5.ver: New.
6430 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
6431 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
6433 2005-09-28 Paul Brook <paul@codesourcery.com>
6435 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
6438 2005-09-28 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/23853
6441 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
6442 host_integerp to verify misalignment value.
6444 2005-09-28 Richard Henderson <rth@redhat.com>
6446 * builtins.c (get_builtin_sync_mode): New.
6447 (expand_builtin_sync_operation): Pass in mode argument.
6448 (expand_builtin_compare_and_swap): Likewise.
6449 (expand_builtin_lock_test_and_set): Likewise.
6450 (expand_builtin_lock_release): Likewise.
6451 (expand_builtin): Update to match.
6453 2005-09-28 Nick Clifton <nickc@redhat.com>
6455 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
6456 formatting. Add check to PLUS case to ensure that the offset is
6457 within an acceptable range.
6459 * config/v850/v850.md (casesi): Disable the generation of the
6460 switch pattern as it is not being handled properly at the moment.
6462 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
6463 for when the high words are identical.
6465 2005-09-27 Richard Henderson <rth@redhat.com>
6467 * pretty-print.c (pp_base_format): Fix typo for %>.
6469 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
6470 Devang Patel <dpatel@apple.com>
6472 PR tree-optimization/23625
6473 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
6474 LABEL_EXPR, assertion check.
6476 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
6478 * optabs.c (no_conflict_move_test): Check if a result of a
6479 to-be-moved insn would be clobbered by an originally
6482 2005-09-27 Jeff Law <law@redhat.com>
6484 * passes.c (init_optimization_passes): Replace copy propagation
6485 passes immediately after DOM with phi-only copy propagation
6486 pases. Add phi-only copy propagation pass after first DOM pass.
6487 * tree-pass.h (pass_phi_only_copy_prop): Declare.
6488 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
6489 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
6490 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
6491 to init_copy_prop. Callers updated.
6492 (do_phi_only_copy_prop): New function.
6493 (pass_phi_only_copy_prop): New pass descriptor.
6495 2005-09-27 Nick Clifton <nickc@redhat.com>
6497 * libgcc2.c (__popcount_tab): Remove redundant prototype.
6499 2005-09-26 Jason Merrill <jason@redhat.com>
6502 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
6504 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
6506 2005-09-26 James E Wilson <wilson@specifix.com>
6508 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
6509 copyright. Add gcc copyright plus libgcc exception.
6510 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
6512 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
6514 2005-09-26 Jeff Law <law@redhat.com>
6516 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
6517 about when to iterate.
6519 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
6522 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
6523 for __complex__ double in -mcpu=G5 mode.
6525 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
6527 PR tree-optimization/23942
6528 * Makefile.in (SCEV_H): Depends on PARAMS_H.
6529 * tree-scalar-evolution.c: Include params.h.
6531 (follow_ssa_edge, follow_ssa_edge_in_rhs,
6532 follow_ssa_edge_in_condition_phi_branch,
6533 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
6534 Change return type to t_bool. Use a parameter to limit the size of
6535 trees that are walked before stopping
6536 (analyze_evolution_in_loop): Initialize the limit to 0.
6537 (follow_ssa_edge): Give up by returning t_dont_know if the limit
6538 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6540 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6543 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
6544 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
6546 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
6548 * combine.c (make_extraction): Check for valid use of subreg.
6550 2005-09-26 Uros Bizjak <uros@kss-loka.si>
6553 * config/i386/i386.md ("*fistdi2_1"): New pattern.
6554 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
6555 ("fist<mode>2_with_temp"): Use only register operands.
6557 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
6559 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
6560 CALL_INSN_FUNCTION_USAGE.
6562 2005-09-26 Richard Guenther <rguenther@suse.de>
6565 * gcse.c: Include hashtab.h, define ldst entry hashtable.
6566 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
6567 (ldst_entry): Use the hashtable instead of list-walking.
6568 (find_rtx_in_ldst): Likewise.
6569 (free_ldst_entry): Free the hashtable.
6570 (compute_ld_motion_mems): Create the hashtable.
6571 (trim_ld_motion_mems): Remove entry from hashtable if
6572 removing it from list.
6573 (compute_store_table): Likewise^2.
6574 (store_motion): Free hashtable in case we did not see
6577 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
6579 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6580 and arg1 if we are passing them to fold_build2.
6582 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
6585 * config/i386/i386.c (ix86_function_regparm): Fix the test for
6588 2005-09-25 Richard Henderson <rth@redhat.com>
6590 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
6591 SYMBOL_REF_TLS_MODEL to be correct.
6593 2005-09-24 Richard Henderson <rth@redhat.com>
6595 * ipa-type-escape.c (discover_unique_type): Remove dead code at
6596 end of function. Reindent.
6598 2005-09-24 Ian Lance Taylor <ian@airs.com>
6600 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
6601 NEGATE_EXPR/BIT_NOT_EXPR case.
6603 2005-09-24 Richard Henderson <rth@redhat.com>
6605 * c-common.c (handle_mode_attribute): When not modifying in place,
6606 create subtypes for enumerations.
6607 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
6608 * gimplify.c (create_tmp_from_val): Likewise.
6610 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
6612 * config/i386/i386.md (*tls_global_dynamic_64,
6613 *tls_local_dynamic_base_64): Add missing mode to call.
6614 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
6616 2005-09-24 Jan Hubicka <jh@suse.cz>
6618 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
6619 (cgraph_clone_node): Likewise.
6620 * cgraph.h (cgraph_clone_edge): Update prototype.
6621 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
6622 duplicated prototypes; add updating argument.
6623 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
6624 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
6626 (cgraph_mark_inline_edge): Likewise.
6627 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
6628 (cgraph_flatten_node): Likewise.
6629 (cgraph_decide_recursive_inlining): Likewise.
6630 (cgraph_decide_inlining_of_small_function): Likewise.
6631 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6633 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6634 Pete Steinmetz <steinmtz@us.ibm.com>
6636 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
6637 (rldic.): Set type to "compare".
6639 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
6640 mfjmpr for MFCTR/MFLR.
6641 (movdf_hardfloat64): Same.
6642 (movdf_softfloat64): Same. Correct order of store and move types.
6643 (movti_string): Set type to store_ux/load_ux.
6644 (load_multiple): Set type to load_ux.
6645 (store_multiple): Set type to store_ux.
6646 (movmemsi): Set type to store_ux.
6647 (output_cbranch direct_return): Set type to jmpreg.
6648 (stmw): Set type to store_ux.
6649 (lmw): Set type to load_ux.
6650 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
6651 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
6652 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
6653 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
6654 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
6655 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
6656 (rios1-fpstore): Increase latency to 3.
6657 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
6658 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
6660 2005-09-23 David Edelsohn <edelsohn@gnu.org>
6661 Andrew Pinski <pinskia@physics.uc.edu>
6663 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
6664 operand2 constraint to "b".
6665 (sync_<fetchop_name>di_internal): Same.
6666 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
6668 (sync_old_<fetchop_name>di_internal): Same.
6669 (sync_new_<fetchop_name>si_internal): Same.
6670 (sync_new_<fetchop_name>di_internal): Same.
6672 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
6675 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
6676 case, define as macros.
6678 PR rtl-optimization/23837
6679 * optabs.c (no_conflict_move_test): Don't set must_stay for a
6680 clobber / clobber match between dest and p->first.
6682 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
6683 (no_conflict_move_test): Update comments.
6685 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
6687 * doc/install.texi: Update URL for Jacks.
6688 * doc/sourcebuild.texi: Likewise.
6690 2005-09-22 David Edelsohn <edelsohn@gnu.org>
6693 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
6694 registers when choosing register preferences.
6695 (movdf_hardfloat64): Same.
6697 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
6699 * expmed.c (expand_shift): Don't use the target of the rotate as
6700 target for the first expanded shift insn.
6701 * testsuite/gcc.dg/20050922-1.c: Testcase added.
6703 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
6705 PR tree-optimization/22438
6706 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
6707 preserved iv rhs rewriting specially.
6709 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
6711 * tree-data-ref.c (analyze_array_indexes): Only estimate when
6712 estimate_only is true.
6713 * tree-flow.h (ref_contains_indirect_ref): New prototype.
6714 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
6715 tree-ssa-structalias.c
6716 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
6717 ref_contains_indirect_ref.
6718 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
6720 2005-09-21 DJ Delorie <dj@redhat.com>
6722 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
6724 (mn10300_return_in_memory): Support variable size types also.
6725 (mn10300_pass_by_reference): Likewise.
6726 (mn10300_function_value): New.
6727 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
6728 (FUNCTION_OUTGOING_VALUE): Likewise.
6729 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
6730 * doc/invoke.texi: Document it.
6732 2005-09-21 Uros Bizjak <uros@kss-loka.si>
6735 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
6736 force integer op1 into register for XFmode compares.
6738 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
6741 * expmed.c (alg_code): Add alg_impossible.
6742 (alg_hash_entry): Add cost.
6743 (synth_mult): Record alg_impossible in the hash table if
6744 multiplication by a given integer is impossble within the
6745 limit. Speed up using alg_impossible.
6747 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6749 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
6750 argument. Allow and set any offset if needs_anyoffset is passed
6752 (get_constraint_for): Add argument here too.
6754 (do_structure_copy): Pass NULL to get_constraint_for.
6755 (handle_ptr_arith): Ditto.
6756 (find_func_aliases): Ditto.
6758 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
6760 PR rtl-optimization/23898
6761 * output.h (get_attr_min_length): Declare.
6762 * final.c (get_attr_length_1): New function, broken out of:
6764 (get_attr_min_length): New function.
6765 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
6766 (duplicate_computed_gotos): Likewise.
6767 * genattr.c (insn_min_length): Generate declaration.
6768 * genattrtab.c (min_fn, min_attr_value): New functions.
6769 (make_length_attrs): Generate insn_min_length.
6771 2005-09-20 Steve Ellcey <sje@cup.hp.com>
6773 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
6775 2005-09-20 Richard Henderson <rth@redhat.com>
6777 PR tree-optimization/24059
6778 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
6781 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
6783 * c.opt (fextended-identifiers): New.
6784 * c-opts.c (c_common_handle_option): Handle
6785 -fextended-identifiers.
6786 * doc/cpp.texi: Update documentation of extended identifiers.
6787 * doc/cppopts.texi (-fextended-identifiers): Document.
6789 2005-09-20 Jakub Jelinek <jakub@redhat.com>
6791 PR tree-optimization/23929
6792 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
6795 PR tree-optimization/23818
6796 * tree-stdarg.c (execute_optimize_stdarg): Call
6797 calculate_dominance_info.
6799 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
6801 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
6802 (analyze_siv_subscript_cst_affine): Add weak SIV test.
6803 (compute_overlap_steps_for_affine_1_2): Use
6804 get_number_of_iters_for_loop.
6805 (analyze_subscript_affine_affine): Check whether difference is
6807 Use get_number_of_iters_for_loop.
6808 Check whether overlap occurs outside of bounds.
6809 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
6811 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
6813 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
6814 base register if possible.
6816 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
6818 PR tree-optimization/18463
6819 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
6820 converting it directly is not possible.
6821 (chrec_convert_aggressive): New function.
6822 * tree-chrec.h (chrec_convert_aggressive): Declare.
6823 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
6824 Fold chrec conversions aggressively if asked to.
6825 (instantiate_parameters): Modified because of changes in
6826 instantiate_parameters_1.
6828 2005-09-19 Richard Henderson <rth@redhat.com>
6830 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
6831 (reduc_splus_v2df): New.
6833 2005-09-19 Richard Sandiford <richard@codesourcery.com>
6835 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
6836 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
6838 2005-09-19 Richard Henderson <rth@redhat.com>
6840 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
6843 2005-09-19 Richard Henderson <rth@redhat.com>
6845 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
6846 (ia64_expand_dot_prod_v8qi): New.
6847 * config/ia64/ia64-protos.h: Update.
6848 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
6849 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
6850 sdot_prodv8qi, sdot_prodv4hi): New.
6851 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
6853 2005-09-19 Richard Henderson <rth@redhat.com>
6856 * real.c (exact_real_truncate): Return false if the format cannot
6857 represent the number as a normal.
6859 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
6860 for a memory source.
6862 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
6864 * tree-ssa-operands.c (swap_tree_operands): Export.
6865 * tree.h (swap_tree_operands): Declare.
6866 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
6867 Call swap_tree_operands.
6869 2005-09-19 Richard Henderson <rth@redhat.com>
6871 * tree-flow.h (merge_alias_info): Declare.
6872 * tree-ssa-copy.c (merge_alias_info): Export.
6873 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
6874 (vect_create_data_ref_ptr): Use create_iv directly.
6875 (vectorizable_load): Use correct types for integer constants.
6876 (vect_generate_tmps_on_preheader): Likewise.
6877 (vect_gen_niters_for_prolog_loop): Likewise.
6879 2005-09-19 Steven Bosscher <stevenb@suse.de>
6881 PR rtl-optimization/23943
6882 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
6884 2005-09-18 Jan Hubicka <jh@suse.cz>
6886 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
6888 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
6890 * varasm.c (output_constant): Do not abort on conversions to union
6891 types between different sizes.
6893 2005-09-18 Richard Guenther <rguenther@suse.de>
6896 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
6899 2005-09-18 Paul Brook <paul@codesourcery.com>
6901 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
6903 2005-09-17 Richard Henderson <rth@redhat.com>
6905 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
6906 * tree-ssa-loop.c (pass_vect_dce): Remove.
6907 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
6910 2005-09-17 Richard Henderson <rth@redhat.com>
6912 * tree-pass.h (pass_vect_dce): Declare.
6913 * passes.c (init_optimization_passes): Add it.
6914 * tree-flow.h (tree_ssa_dce): Declare.
6915 * tree-ssa-dce.c (tree_ssa_dce): Export.
6916 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
6917 (gate_tree_vectorize): ... here.
6918 (pass_vect_dce): New.
6920 2005-09-17 Jan Hubicka <jh@suse.cz>
6922 * except.c (struct eh_status): Turn region_array into vec.
6923 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
6924 convert_from_eh_region_ranges, find_exception_handler_labels,
6925 current_function_has_exception_handlers, assign_filter_values,
6926 build_post_landing_pads, dw2_build_landing_pads,
6927 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
6928 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
6929 foreach_reachable_handler, can_throw_internal_1,
6930 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
6932 (duplicate_eh_region_1): Update region_array.
6933 (duplicate_eh_regions): Resize region_array and avoid recomputing.
6935 2005-09-17 David Edelsohn <edelsohn@gnu.org>
6938 * expmed.c (expand_mult): Substitute simple register for op0 when
6941 2005-09-17 Richard Henderson <rth@redhat.com>
6943 * expr.c (emit_move_via_integer): Add force argument, pass it on
6944 to emit_move_change_mode. Update callers.
6945 (emit_move_complex): Pass true to new force argument.
6946 * function.c (expand_function_end): Move expand_eh_return call
6947 earlier. Merge sub-word complex values into a pseudo before
6948 copying to the return hard register.
6950 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
6952 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
6953 between different sizes.
6955 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
6959 * passes.c (init_optimization_passes): Register dump files for
6962 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
6964 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
6965 * config/s390/s390.c (s390_overlap_p): New function.
6966 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
6967 peephole2, "*xc" peephole2): Added overlap check to the peephole2
6970 2005-09-16 Richard Guenther <rguenther@suse.de>
6972 * ipa-pure-const.c (static_execute): Free auxiliar information.
6973 * ipa-type-escape.c (discover_unique_type): Free temporary key.
6974 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
6976 2005-09-15 DJ Delorie <dj@redhat.com>
6978 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
6980 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
6982 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
6984 (swap_commutative_operands_with_target): New.
6986 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
6988 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
6991 (estimate_iters_using_array): New function.
6992 * tree-data-ref.h (estimate_iters_using_array): Prototype
6993 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
6994 Use estimate_iters_using_array instead of analyze_array.
6996 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
6998 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
7001 2005-09-15 Michael Matz <matz@suse.de>
7003 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
7005 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
7007 PR tree-optimization/23835
7008 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
7009 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
7011 2005-09-14 Richard Henderson <rth@redhat.com>
7013 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
7014 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
7016 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
7018 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
7019 in the ARRAY_TYPE case.
7021 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
7023 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
7025 2005-09-14 Uros Bizjak <uros@kss-loka.si>
7028 * tree-vect-transform.c (vectorizable_operation): Return false for
7029 scalar shift operations and for vector shift operations with
7030 non-invariant shift arguments. Use scalar tree operand op1 as
7031 a shift operand when vector shift insn pattern uses scalar shift
7033 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
7035 2005-09-14 Olivier Hainque <hainque@adacore.com>
7037 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
7038 value if it has side-effects.
7040 2005-09-14 David Edelsohn <edelsohn@gnu.org>
7043 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
7045 2005-09-14 Alan Modra <amodra@bigpond.net.au>
7047 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
7048 passed as NAME as if it were label at start of function code.
7050 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
7052 * config/sh/sh.md (*movv4sf_i): Add general register cases to
7055 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
7057 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
7058 as early clobber. Rewrite so the PIC register is not implicitly used.
7060 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7062 * tree.c (annotate_with_file_line): Compare line numbers before
7065 2005-09-13 Uros Bizjak <uros@kss-loka.si>
7068 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
7069 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
7071 2005-09-13 Ian Lance Taylor <ian@airs.com>
7073 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
7074 than a HOST_WIDEST_INT to gen_doloop_begin.
7076 2005-09-13 Diego Novillo <dnovillo@redhat.com>
7078 * tree-dfa.c (dump_variable): Guard against NULL annotations.
7080 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
7082 PR tree-optimize/23817
7083 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
7085 2005-09-13 Alan Modra <amodra@bigpond.net.au>
7088 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
7089 word before changing the stack pointer. Use gen_frame_mem for MEMs.
7090 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
7091 (restore_stack_nonlocal): Likewise.
7092 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
7094 2005-09-12 Ian Lance Taylor <ian@airs.com>
7097 * c.opt (ffriend-injection): New C++ option.
7098 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
7099 (C++ Dialect Options): Document -ffriend-injection.
7101 2005-09-12 Josh Conner <jconner@apple.com>
7104 * ipa-reference.c (static_execute): Don't mark variables in
7105 named sections TREE_READONLY.
7107 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7109 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
7112 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
7114 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
7115 V_MUST_DEF instead of just the first_use_p.
7116 Don't mark the virtual variables for renaming on the statement which
7118 (pass_dse): Remove TODO_update_ssa.
7120 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
7123 * stor-layout.c (compute_record_mode): For records with a single
7124 field, actually check the field's mode size against the type size.
7126 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
7127 registers for TARGET_SHMEDIA.
7128 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
7129 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
7130 of GENERAL_REGS and FP_REGS.
7132 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
7134 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
7136 2005-09-12 Alan Modra <amodra@bigpond.net.au>
7138 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
7139 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
7140 are omitted. Exclude stack_tie insn too.
7142 2005-09-11 David Edelsohn <edelsohn@gnu.org>
7144 PR rtl-optimization/23098
7145 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
7147 * config/rs6000/rs6000.md (movdf splitter): Use
7148 const_double_operand predicate for TARGET_POWERPC64.
7149 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
7150 SYMBOL_REF method to ABI_V4.
7152 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
7153 replace_equiv_address.
7154 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
7155 rs6000_sr_alias_set and MEM_NOTRAP.
7156 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
7158 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
7160 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
7161 handle CALL_EXPR again.
7163 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
7165 * arm/predicates.md (alignable_memory_operand): Delete.
7167 2005-09-10 Richard Henderson <rth@redhat.com>
7170 * dbxout.c (dbxout_expand_expr): New.
7171 (dbxout_symbol): Use it.
7173 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
7175 * arm.c (arm_gen_rotated_half_load): Delete.
7176 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
7177 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
7178 (thumb_set_return_address): Likewise.
7179 (thumb_load_double_from_address): Use adjust_address.
7180 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
7181 (extendhsisi2_mem, movhi_bytes): Use change_address.
7182 (movhi): Use widen_memory_access.
7183 (reload_out_df): Use replace_equiv_address.
7184 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
7186 2005-09-09 Richard Henderson <rth@redhat.com>
7189 * dbxout.c: Include expr.h.
7190 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
7191 (dbxout_symbol): Handle DECL_VALUE_EXPR.
7192 * Makefile.in (dbxout.o): Add EXPR_H.
7194 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
7196 PR tree-optimization/23509
7197 * tree-cfg.c (replace_uses_by): Use replace_exp.
7198 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
7199 pointers have name_mem_tag or type_mem_tag set.
7201 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7203 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
7204 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
7205 of wrongly accessing operands.
7207 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
7209 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
7210 * tree-chrec.c: Include tree-scalar-evolution.h.
7211 (chrec_convert): Instantiate the base and step before calling
7212 scev_probably_wraps_p that would fail on parametric evolutions.
7213 Collect all the fails into a single section failed_to_convert,
7214 print a diagnostic, and return chrec_dont_know instead of calling
7216 * tree-scalar-evolution.c (loop_closed_phi_def): New.
7217 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
7219 (scev_const_prop): Don't replace the definition of a loop closed ssa
7220 phi node by itself, or by another loop closed ssa phi node.
7221 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
7222 that base and step are defined.
7224 2005-09-09 Richard Guenther <rguenther@suse.de>
7227 * fold-const.c (fold_ternary): Check truth_value_p before
7228 calling invert_truthvalue.
7230 2005-09-09 Nick Clifton <nickc@redhat.com>
7232 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
7233 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
7234 dimension of these arrays.
7235 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
7237 * longlong.h: Only provide a prototype for the __clz_tab[] array
7238 if this header has not been included from libgcc2.h.
7239 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
7241 Provide prototypes for exported functions.
7242 Use the __clz_tab[] and __popcount_tab[] arrays provided by
7245 2005-09-08 Josh Conner <jconner@apple.com>
7249 * expr.c (expand_expr_addr_expr_1): Don't invoke
7250 expand_simple_binop for EXPAND_INITIALIZER.
7252 2005-09-08 Richard Henderson <rth@redhat.com>
7255 * toplev.c (wrapup_global_declaration_1): Split out ...
7256 (wrapup_global_declaration_2): ... from ...
7257 (wrapup_global_declarations): ... here. Return bool.
7258 (check_global_declaration_1): Split out ...
7259 (check_global_declarations): from here.
7260 (emit_debug_global_declarations): New.
7261 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
7262 check_global_declaration_1, emit_debug_global_declarations): Declare.
7263 * c-decl.c (c_write_global_declarations_1): Don't create a vector
7264 of decls. Call wrapup_global_declaration_1,
7265 wrapup_global_declaration_2, check_global_declaration_1 directly.
7266 (c_write_global_declarations_2): New.
7268 (c_write_global_declarations): Call c_write_global_declarations_2.
7269 * langhooks.c (write_global_declarations): Call
7270 emit_debug_global_declarations.
7272 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
7273 remove decls that have DECL_RTL_SET_P.
7274 * passes.c (rest_of_decl_compilation): Invoke
7275 cgraph_varpool_finalize_decl for all but functions.
7277 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7279 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
7280 the result of a conversion if the new min and max cannot be compared.
7282 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
7284 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
7285 (override_options): Setting s390_sr_alias_set removed.
7286 (save_fpr, save_gprs): Set alias set to vararg or frame.
7287 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
7288 s390_sr_alias_set with get_frame_alias_set ().
7289 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
7290 get_varargs_alias_set ().
7292 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7296 * c-parser.c (c_parser_objc_method_definition): If the next
7297 token is not "{", error out and don't start the function.
7299 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
7301 * tree-vrp.c (extract_range_from_expr): Move the check for non
7302 nullness after the check for gimple invariant.
7304 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7306 * tree.c (host_integerp, tree_low_cst): Correct function comment.
7308 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7311 * config/m32r.md (movmemsi_internal): Canonicalize order of
7312 operands in PLUS component of template.
7314 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
7316 * reload1.c (fixup_eh_region_note): Remove assertion.
7317 (fixup_abnormal_edges): Reverted removal of call to
7318 find_many_sub_basic_blocks made on 2005-08-31.
7320 2005-09-07 Richard Henderson <rth@redhat.com>
7322 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
7323 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
7324 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
7325 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
7326 rearrange for better packing.
7327 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
7328 (lookup_cfa_1): Remove inline marker.
7329 (cfa_equal_p): Split out of ...
7330 (def_cfa_1): ... here. Use INVALID_REGNUM.
7331 (build_cfa_loc): Handle !cfa->indirect.
7332 (frame_pointer_cfa_offset): New.
7333 (dbx_reg_number): Assert register elimination performed; do
7334 leaf register remapping.
7335 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
7336 (eliminate_reg_to_offset): New.
7337 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
7338 for verifiably local stack frame addresses; re-base to CFA.
7339 (mem_loc_descriptor): Remove can_use_fbreg argument.
7340 (concat_loc_descriptor, loc_descriptor): Likewise.
7341 (containing_function_has_frame_base): Remove.
7342 (rtl_for_decl_location): Don't do register elimination or
7343 leaf register remapping here.
7344 (secname_for_decl): Split out from ..
7345 (add_location_or_const_value_attribute): ... here.
7346 (convert_cfa_to_loc_list): New.
7347 (compute_frame_pointer_to_cfa_displacement): New.
7348 (gen_subprogram_die): Use them.
7349 * tree.h (frame_base_decl): Remove.
7350 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
7351 (prologue_stack_adjust): Remove.
7352 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
7353 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
7354 (set_frame_base_location): Remove.
7355 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
7356 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
7357 (vt_add_function_parameters): Don't eliminate_regs.
7358 (vt_initialize): Don't create frame_base_decl.
7360 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7362 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
7363 version of GNU binutils for 4.x and later.
7365 2005-09-06 Mark Mitchell <mark@codesourcery.com>
7367 * ggc-page.c (ggc_push_context): Remove.
7368 (ggc_pop_context): Likewise.
7369 * ggc.h (ggc_push_context): Remove.
7370 (ggc_pop_context): Likewise.
7372 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7375 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
7376 returning from an interrupt handler.
7378 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7381 * config/arc/arc.c (output_shift): Add check for loop count when
7384 2005-09-06 Steven Bosscher <stevenb@suse.de>
7386 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
7388 (abs_replacement): Likewise.
7389 (pass_phiopt): Remove TODO_update_ssa.
7391 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7394 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
7395 if "return with no value, in function returning non-void" warning
7397 * tree-cfg.c (execute_warn_function_return): Don't look at
7398 RETURN_EXPRs with TREE_NO_WARNING set.
7401 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
7402 for internal functions doesn't use registers used by global registers
7403 variables. Use fewer register parameters if there are global register
7406 2005-09-06 Olivier Hainque <hainque@adacore.com>
7407 Eric Botcazou <ebotcazou@adacore.com>
7410 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
7411 when we would be extracting outside its bit span (bitpos+bitsize
7412 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
7413 Ada unchecked conversions.
7415 2005-09-06 Steven Bosscher <stevenb@suse.de>
7417 * tree-ssa-pre.c (try_look_through_load): New function.
7418 (compute_avail): Use it to try to look through loads for some
7419 more useful expressions.
7421 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
7423 * simplify-rtx.c (simplify_binary_operation_1): Correct the
7424 condition for detecting cases like (a&a) and (a^a).
7426 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
7428 * common.opt: Add option ftree-vect-loop-version.
7429 * params.def: Add --param vect-max-version-checks.
7430 * doc/invoke.texi: Document ftree-vect-loop-version and
7431 --param vect-max-version-checks.
7432 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
7433 may_misalign_stmts and defines for accessors.
7434 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
7435 LOOP_VINFO_MAY_MISALIGN_STMTS.
7436 (destroy_loop_vec_info): VEC_free for
7437 LOOP_VINFO_MAY_MISALIGN_STMTS.
7438 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7439 Update documentation.
7440 (vect_update_misalignment_for_peel): New.
7441 (vect_enhance_data_refs_alignment): Update to choose loop
7442 peeling or loop versioning if appropriate for the (potentially)
7443 unaligned data references in the loop.
7444 (vect_analyze_data_refs_alignment): Remove call to
7445 vect_enhance_data_refs_alignment so the checks can be done
7447 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
7448 and move up call to vect_analyze_data_refs_alignment.
7449 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
7450 (vect_transform_loop): Add call to loop_version.
7452 2005-09-06 Jakub Jelinek <jakub@redhat.com>
7454 PR rtl-optimization/23098
7455 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
7456 * simplify-rtx.c (constant_pool_reference_p): New function.
7457 * rtl.h (constant_pool_reference_p): New prototype.
7458 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
7459 constant_pool_reference_p in condition and
7460 avoid_constant_pool_reference in preparation statements.
7462 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
7464 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
7465 STRICT_LOW_PART SETs.
7467 2005-09-06 Alan Modra <amodra@bigpond.net.au>
7470 * except.c (sjlj_emit_function_enter): Find the function begin
7471 note even when it's not in first basic block.
7473 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
7475 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
7476 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
7477 * aclocal.m4: Regenerate.
7479 2005-09-05 DJ Delorie <dj@redhat.com>
7481 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
7484 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
7486 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
7487 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
7488 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
7489 Follow spelling conventions.
7490 * doc/invoke.texi: Follow spelling conventions.
7492 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7494 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
7495 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
7496 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
7498 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
7501 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
7502 (output_stack_adjust): Use gen_tmp_stack_mem.
7503 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
7504 (sh_set_return_address, sh_allocate_initial_value): Likewise.
7505 (sh_get_pr_initial_val): Likewise.
7506 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
7507 (sh_initialize_trampoline): Likewise. Also use adjust_address.
7508 * sh.md (divsi_inv_m0): Use gen_const_mem.
7509 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
7510 (movdf_i4+1): Use gen_tmp_stack_mem.
7511 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
7512 (fpu_switch+2): Likewise.
7513 (movv4sf_i, movv16sf_i): Use adjust_address.
7514 (symGOT_load): Set MEM_NOTRAP_P bit.
7516 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7519 * pa.c (emit_move_sequence): Fix typo in last change.
7521 2005-09-03 Jakub Jelinek <jakub@redhat.com>
7523 PR rtl-optimization/23454
7524 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
7527 2005-09-03 Richard Henderson <rth@redhat.com>
7528 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7531 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
7534 2005-09-02 Nicolas Pitre <nico@cam.org>
7536 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
7537 to bit_count to 32 bits.
7539 2005-08-31 Mark Mitchell <mark@codesourcery.com>
7542 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
7543 generating synthetic loads from volatile lvalues.
7545 005-09-02 Nick Clifton <nickc@redhat.com>
7547 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
7548 __ctzhi2, __clzhi2): New functions.
7550 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
7553 * tree-nested.c (struct var_map_elt): Mark with GTY.
7554 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
7556 (lookup_field_for_decl): Allocate new element in GC memory.
7557 (lookup_tramp_for_decl): Likewise.
7558 (convert_nl_goto_reference): Likewise
7559 (create_nesting_tree): Allocate info in GC memory. Likewise for
7561 (free_nesting_tree): Free with ggc_free instead of free.
7562 (root): New static variable.
7563 (lower_nested_functions): Remove root as local variable. And zero out
7564 root at the end of the function.
7566 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
7568 PR rtl-optimization/20365
7569 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
7570 to short. New member ix.
7571 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
7572 (simplify_plus_minus): Initialize ix members before calling qsort.
7574 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
7576 PR tree-optimization/23626
7577 * tree-cfg.c (replace_uses_by): Clean up eh info.
7579 2005-09-01 DJ Delorie <dj@redhat.com>
7581 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
7584 2005-09-01 David Edelsohn <edelsohn@gnu.org>
7586 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
7587 (rs6000_split_multireg_move): Use replace_equiv_address instead of
7590 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7592 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
7593 do not issue warning for a variable definition following
7596 2005-09-01 Richard Henderson <rth@redhat.com>
7599 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
7600 conversion to CONST_VECTOR.
7602 2005-09-01 Richard Henderson <rth@redhat.com>
7605 * reload1.c (reload_as_needed): Check !CALL_P before calling
7606 fixup_eh_region_note.
7607 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
7609 2005-09-01 DJ Delorie <dj@redhat.com>
7611 * varasm.c (output_constant): Let the target resolve
7612 conversions of addresses to non-default pointer sizes.
7614 2005-09-01 Nicolas Pitre <nico@cam.org>
7616 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
7617 to alow matching ARM pre-indexed addressing mode.
7618 (arm_override_options): Remove now irrelevant comment.
7620 2005-09-01 Phil Edwards <phil@codesourcery.com>
7622 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
7623 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
7624 * config/i386/vxworks.h: Likewise.
7625 * config/i386/t-vxworksae: New file, for VxWorks AE.
7626 * config/i386/vxworksae.h: Likewise.
7628 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
7630 PR tree-optimization/23410
7631 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
7632 sequence is not wrapping during the first step.
7634 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7637 * dwarf2out.c (base_type_die): Compare char_type_node with
7638 TYPE_MAIN_VARIANT (type), not type.
7640 2005-09-01 Richard Guenther <rguenther@suse.de>
7642 PR tree-optimization/15366
7643 * common.opt: Add -finline-functions-called-once.
7644 Put -fearly-inlining in alphabetically ordered place.
7645 * doc/invoke.texi: Document new option.
7646 * ipa-inline.c (cgraph_decide_inlining): Honour
7647 flag_inline_functions_called_once.
7649 2005-09-01 Jakub Jelinek <jakub@redhat.com>
7651 PR rtl-optimization/23478
7652 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
7653 (alloc_qty): Initialize it.
7654 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
7655 (combine_regs): Combine also n_throwing_calls_crossed fields.
7656 (find_free_reg): Don't attempt to caller-save pseudos crossing
7657 calls that might throw.
7658 * global.c (struct allocno): Add throwing_calls_crossed field.
7659 (global_alloc): Revert 2005-08-22 change. Initialize
7660 throwing_calls_crossed.
7661 (find_reg): Don't attempt to caller-save pseudos crossing calls that
7664 2005-09-01 Alan Modra <amodra@bigpond.net.au>
7667 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
7668 (mask64_operand): Reinstate code prior to 2005-06-11 change.
7669 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
7670 (and64_2_operand): Tweak to use predicate.
7671 (and_operand): Adjust for mask_operand changes.
7672 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
7673 (print_operand): Likewise.
7674 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
7675 (mask64_1or2_operand): Delete.
7676 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
7677 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
7678 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
7679 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
7680 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
7681 (rotldi3_internal4): Likewise.
7682 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
7683 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
7684 (ashldi3_internal7): Likewise.
7685 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
7686 (ashldi3_internal, ashldi3_internal9 split): Likewise.
7687 (anddi3 split): Don't match mask64_operand.
7688 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
7689 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
7690 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
7691 't' splitter predicate.
7692 (movdi_internal64 + 2): Revert 2005-06-11 change.
7694 2005-08-31 DJ Delorie <dj@redhat.com>
7696 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
7697 (m32c_asm_integer): Add support for 32 bit pointers.
7699 2005-08-31 Richard Henderson <rth@redhat.com>
7701 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
7702 component-like references for setting MEM_NOTRAP_P.
7704 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
7705 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
7707 2005-08-31 Richard Henderson <rth@redhat.com>
7709 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
7710 into a pseudo before applying gen_lowpart.
7712 2005-08-31 Geoffrey Keating <geoffk@apple.com>
7714 * doc/install.texi (Specific): Update cctools version required
7715 for full functionality.
7716 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
7717 linkers as -macosx_version_min.
7719 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
7722 * sh.c (print_operand, %R and %S): Add handling of floating point
7723 registers, memory, constants and invalid operands.
7725 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
7727 * ipa-pure-const.c: Change dump name.
7729 2005-08-31 Uros Bizjak <uros@kss-loka.si>
7732 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
7733 to "reg_or_0_operand".
7734 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
7736 2005-08-31 Dale Johannesen <dalej@apple.com>
7738 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
7739 loops that count down.
7741 2005-08-31 Richard Henderson <rth@redhat.com>
7744 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
7745 (fixup_eh_region_note): New.
7746 (reload_as_needed): Call it.
7747 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
7748 don't call find_many_sub_basic_blocks; call verify_flow_info.
7749 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
7750 (keep_stack_depressed): Likewise.
7751 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
7753 2005-08-31 Richard Henderson <rth@redhat.com>
7755 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
7758 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
7760 * expr.c (expand_expr_real_1): Compare size of address
7761 mode to target's address mode size in deciding expansion of
7762 the constant address.
7764 2005-08-31 Richard Guenther <rguenther@suse.de>
7767 * expr.c (all_zeros_p): New function.
7768 (expand_expr_real_1): Handle the case of an all-zero
7769 non-addressable constructor separately.
7771 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
7773 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
7774 arguments, adjust all callers.
7775 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
7777 2005-08-30 Richard Henderson <rth@redhat.com>
7780 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
7781 whenever the mode sizes match.
7783 2005-08-31 Alan Modra <amodra@bigpond.net.au>
7785 * calls.c (load_register_parameters): Fix comment typo.
7786 * expr.c (emit_push_insn): Comment formatting.
7788 2005-08-30 Ian Lance Taylor <ian@airs.com>
7790 * config/i386/x-cygwin (host-cygwin): Change dependency from
7791 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
7793 2005-08-29 Geoffrey Keating <geoffk@apple.com>
7795 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
7798 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
7801 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
7802 call to ggc_collect.
7804 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
7807 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
7808 beginning. Remove $(INCLUDES) from all the rules, if following
7809 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
7811 2005-08-29 Jakub Jelinek <jakub@redhat.com>
7814 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
7815 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
7816 not constant, but maxlen is, don't set len to maxlen, rather
7817 set maxlen to len if len is a constant.
7819 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
7821 PR tree-optimization/23475
7822 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
7825 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
7827 Fix PR middle-end/22455
7829 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
7830 Checksum only the parts of the tree that exist for the tree code.
7832 2005-08-28 Dale Johannesen <dalej@apple.com>
7834 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
7836 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
7838 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
7840 2005-08-28 Richard Henderson <rth@redhat.com>
7842 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
7843 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
7846 2005-08-28 Jakub Jelinek <jakub@redhat.com>
7849 * builtins.c (get_memory_rtx): Don't strip nops
7850 in between COMPONENT_REFs.
7852 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
7855 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
7857 (gimplify_modify_expr): Check for zero sized types and gimplify the
7858 rhs and lhs as statements.
7860 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
7863 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
7864 state for return address column of signal frames.
7866 2005-08-27 David Edelsohn <edelsohn@gnu.org>
7869 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
7870 bytes >= 2 not bytes == 2.
7871 (expand_block_move): Same.
7873 2005-08-27 Richard Guenther <rguenther@suse.de>
7876 * config/i386/sse.md (sse2_movsd): Add missing closing
7879 2005-08-27 Paul Brook <paul@codesourcery.com>
7881 * genrecog.c (enum decision_type): Add DT_num_insns.
7882 (struct decision_test): Add u.num_insns.
7883 (add_to_sequence): Add DT_num_insns test.
7884 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
7885 (write_cond, debug_decision_2): Ditto.
7886 (change_state): Assume peep2_next_insn never fails.
7887 Remove "afterward" argument.
7888 (write afterward, write_tree): Update to match.
7889 * recog.c (peep2_current_count): New variable.
7890 (peep2_next_insn): Check it.
7891 (peephole2_optimize): Set peep2_current_count.
7892 * recog.h (peep2_current_count): Declare.
7894 2005-08-26 Josh Conner <jconner@apple.com>
7897 * ipa-pure-const.c (check_tree): Check for volatile-ness
7898 when considering a dereference.
7900 2005-08-27 Jakub Jelinek <jakub@redhat.com>
7902 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
7904 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7906 PR rtl-optimization/23561
7907 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
7908 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
7909 at most LEN bytes long memory fits into the field.
7910 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
7911 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
7912 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
7914 2005-08-26 Richard Henderson <rth@redhat.com>
7917 * loop.c (biased_biv_may_wrap_p): New.
7918 (maybe_eliminate_biv_1): Use it to suppress non-equality
7919 comparison transformations. Delete disabled code.
7921 2005-08-26 Ian Lance Taylor <ian@airs.com>
7923 * combine.c (make_extraction): Avoid reference outside object.
7925 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
7927 * stor-layout.c (finalize_type_size): Restore behaviour for
7928 non-aggregate types to the status quo ante of the patch for
7929 pr 23467. Document why it matters.
7931 2005-08-26 Jakub Jelinek <jakub@redhat.com>
7934 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
7935 array by one element, initialize the BT_LAST element with NULL.
7937 2005-08-26 David Edelsohn <edelsohn@gnu.org>
7939 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
7940 optimizing for size.
7942 (compare_plus_eqsi): Same.
7943 (plus_eqsi_compare): Same.
7944 (neg_eq0<mode>): Same.
7945 (neg_eq<mode>): Same.
7947 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
7950 2005-08-26 Nick Clifton <nickc@redhat.com>
7952 * config/v850/v850.c (ep_memory_operand): Return FALSE if
7953 TARGET_EP is not defined.
7954 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
7955 TARGET_EP is enabled.
7956 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
7957 * config/v850/v850.md (save_all_interrupt): Only use the EP
7958 register if TARGET_EP is defined.
7959 (restore_all_interrupt): Likewise.
7960 * config/v850/lib1funcs.asm: Update functions so that the EP
7961 register is only used if __EP__ is defined.
7963 2005-08-26 David Ung <davidu@mips.com>
7965 * config/mips/mips.c (mips_expand_prologue): Handle case when
7966 generating for MIPS16 and the outgoing argument area is more than
7967 SMALL_OPERAND. Use the frame pointer as temporary to generate the
7970 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
7972 * config/crx/crx.md: Make doloop_end pattern usage controllable
7973 via mloop-nesting=<max-nesting> command line switch. Make sure
7974 the combiner cannot use doloop_end_<mode> in an illegal way.
7975 * config/crx/crx.c: Use regs up to r6 for argument passing.
7976 Refine crx_address_cost (non cst4 displacements are expensive).
7977 * config/crx/crx.opt: Add switch for mloop-nesting=.
7979 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
7981 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
7982 (UNSPEC_MVST): New constant.
7984 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
7986 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
7987 Reject operands containing eliminable registers.
7988 * testsuite/gcc.dg/20050825-1.c: New testcase.
7990 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7991 Jan Hubicka <jh@suse.cz>
7993 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
7995 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7997 PR tree-optimization/23546
7998 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
8001 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
8003 * params.def (PARAM_MIN_SPEC_PROB): New.
8004 * sched-rgn.c (MIN_PROBABILITY): Delete.
8005 (compute_trg_info): Convert to PARAM_VALUE.
8006 * doc/invoke.texi (param): Document min-spec-prob.
8008 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
8010 * config/darwin.h: define __PIC__
8011 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
8012 TARGET_OS_CPP_BUILTINS macro.
8014 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8016 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
8019 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8021 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
8023 * cfghooks.c (duplicate_block): Added position where to place
8024 new block as argument.
8025 * cfghooks.h (duplicate_block): Declaration changed.
8026 * cfglayout.c (copy_bbs): Add argument after. Pass it to
8028 * cfglayout.h (copy_bbs): Declaration changed.
8029 * cfgloop.h (loop_version): Declaration changed.
8030 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
8031 position to copy_bbs.
8032 (loop_version): Pass position to duplicate_loop_to_header_edge.
8033 Add place_after argument and position new blocks according to
8035 * modulo-sched.c (sms_schedule): Pass place_after argument
8037 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
8038 * tree-cfg.c (split_edge_bb_loc): New function.
8039 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
8040 to determine position of new blocks.
8041 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
8043 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
8044 argument to duplicate_block.
8045 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
8046 Pass position to copy_bbs.
8048 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
8050 * fold-const.c (ptr_difference_const): Use
8051 cst_and_fits_in_hwi instead of host_integerp.
8053 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
8055 * config/darwin.c (gen_pic_offset): New.
8056 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
8059 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
8061 PR tree-optimization/23486
8062 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
8064 2005-08-23 Phil Edwards <phil@codesourcery.com>
8066 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
8067 remove use_collect2.
8068 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
8070 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
8071 configuration files to override the default value.
8073 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
8074 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
8075 * config/vx-common.h: New file, split out from...
8076 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
8077 * config/vxworksae.h: New file, for VxWorks AE.
8078 * config/vxworks.opt: New file.
8079 * config/vxlib.c: Update for VxWorks 6.
8081 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
8082 other MULTILIB_* variables appropriately.
8083 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
8084 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
8085 * config/rs6000/vxworks.h: Update for VxWorks 6.
8086 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
8088 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
8091 * config/darwin.c (machopic_select_section): Remove the hack to
8092 mark "::operator new" and "::operator delete" for coalescing
8093 even though they are not weak.
8095 2005-08-24 Alan Modra <amodra@bigpond.net.au>
8097 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
8098 * configure: Regenerate.
8100 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8103 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
8105 * convert.c (convert_to_integer, convert_to_vector): Likewise.
8106 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
8109 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
8111 * config/rs6000/predicates.md (equality_operator): New.
8112 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
8113 comparison with a large constant.
8115 2005-08-23 Mark Mitchell <mark@codesourcery.com>
8117 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
8119 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
8121 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
8122 registers is even, and we have a hardware double precision fp,
8124 (sh_gimplify_va_arg_expr): For floating point arguments, consider
8125 size of current argument when checking if argument was passed in
8128 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
8131 * stor-layout.c (finalize_type_size): Dont override
8132 existing alignment with a smaller alignment from the mode.
8134 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8136 * lambda-code.c (lambda_vector_lexico_pos): Moved...
8137 * lambda.h (lambda_vector_lexico_pos): ... here.
8138 * tree-data-ref.c (build_classic_dist_vector): Return false when
8139 the distance vector is lexicographically negative.
8141 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
8143 PR tree-optimization/23511
8144 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
8145 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
8147 2005-08-23 Jakub Jelinek <jakub@redhat.com>
8149 PR tree-optimization/22043
8150 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
8151 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
8152 If ALLOW_FLEXARR, handle types ending with flexible array member.
8153 Pass false as second argument to recursive count_type_elements calls.
8154 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
8155 argument to count_type_elements call.
8156 * tree-sra.c (decide_block_copy): Likewise.
8157 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
8158 for a constant-sized object, set cleared as well. Pass true as
8159 second argument to count_type_elements call.
8161 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8164 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
8165 from legitimate_small_data_p, and make global. Update use.
8166 Remove forward declaration.
8167 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
8169 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
8171 2005-08-23 David Edelsohn <edelsohn@gnu.org>
8173 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
8174 of scratch intermediates.
8175 (eq<mode>_compare): Same.
8176 (neg_eq0<mode>): New.
8177 (neg_eq<mode>): Convert to define_insn_and_split.
8179 2005-08-23 Alan Modra <amodra@bigpond.net.au>
8182 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
8183 stdarg functions, set/clear the fp marker even when no variable
8185 * config/rs6000/sysv4.opt (mprototype): Describe.
8187 2005-08-22 Jakub Jelinek <jakub@redhat.com>
8189 PR rtl-optimization/23478
8190 * regs.h (reg_info): Add throw_calls_crossed.
8191 (REG_N_THROWING_CALLS_CROSSED): Define.
8192 * flow.c (allocate_reg_life_data): Initialize
8193 REG_N_THROWING_CALLS_CROSSED.
8194 (propagate_one_insn, attempt_auto_inc): Update
8195 REG_N_THROWING_CALLS_CROSSED.
8196 * global.c (global_alloc): Don't allocate pseudos across
8197 calls that may throw.
8199 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
8202 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
8203 value is inbetween the range if we did not find an exact match.
8205 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
8207 * doc/invoke.texi (Option Summary): Add ms1 options.
8208 * doc/extend.texi: Document interrupt handler attribute for ms1.
8209 * doc/md.texi: Document ms1 constraints.
8210 * config.gcc: Add ms1-*-elf.
8211 * config/ms1/ms1.h: New.
8212 * config/ms1/ms1.c: New.
8213 * config/ms1/ms1.md: New.
8214 * config/ms1/ms1-protos.h: New.
8215 * config/ms1/ABI.txt: New.
8216 * config/ms1/crti.asm: New.
8217 * config/ms1/crtn.asm: New.
8218 * config/ms1/lib2extra-funcs.c: New.
8219 * config/ms1/t-ms1: New.
8220 * config/ms1/ms1.opt: New.
8222 2005-08-22 Ira Rosen <irar@il.ibm.com>
8224 * config/rs6000/altivec.md (xorv4sf3): New.
8225 (negv4sf2, neg<mode>2): Likewise.
8227 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
8230 * config/ia64/ia64.md (divsi3): Check divide by zero.
8231 (udivsi3): Likewise.
8233 (udivdi3): Likewise.
8235 2005-08-21 Jakub Jelinek <jakub@redhat.com>
8237 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
8238 up to elem_bitsize bits, not max_bitsize.
8240 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8242 PR tree-optimization/23433
8243 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
8244 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
8246 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
8248 PR tree-optimization/23434
8249 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
8250 the iteration bound is not an INTEGER_CST.
8252 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
8254 * tree-vect-transform.c (get_initial_def_for_reduction): Set
8255 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
8256 NULL if need_epilog_adjust is false.
8257 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
8258 Case 3 always peels first itration, not just for PLUS case, and no need
8259 to use scalar_initial_def here. Create an epilog adjustment only if
8260 scalar_initial_def is not NULL.
8262 (vectorizable_reduction): Remove assert.
8264 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
8267 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
8268 (__moddi3): Likewise.
8269 (__udivdi3): Likewise.
8270 (__umoddi3): Likewise.
8271 (__divsi3): Likewise.
8272 (__modsi3): Likewise.
8273 (__udivsi3): Likewise.
8274 (__umodsi3): Likewise.
8276 2005-08-20 Jakub Jelinek <jakub@redhat.com>
8278 * tree-pass.h (TDF_GRAPH): Define.
8279 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
8280 * passes.c (finish_optimization_passes): Only call
8281 finish_graph_dump_file if TDF_GRAPH is set.
8282 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
8283 NULL. Set TDF_GRAPH bit.
8284 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
8286 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
8288 * arm.h (arm_stack_offsets): Add locals_base field.
8289 * arm.c (arm_get_frame_offsets): Compute it.
8290 (thumb_compute_initial_elimination offset): Make the Thumb frame
8291 pointer point to the base of the local variables.
8292 (thumb_expand_prologue): Update accordingly.
8293 (thumb_expand_epilogue): Likewise.
8295 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
8296 mode of clobbered scratch to DImode. Handle a case that's known to
8299 2005-08-19 David Edelsohn <edelsohn@gnu.org>
8301 * config/rs6000/rs6000.md (gt0<mode>): Delete.
8302 (gt0<mode>_compare): Delete.
8303 (neg_gt0<mode>): Delete.
8305 2005-08-19 Eric Christopher <echristo@apple.com>
8307 * optabs.h: Change CTI_ to COI_.
8310 2005-08-19 James E Wilson <wilson@specifix.com>
8312 * builtins.c (expand_builtin_return_addr): Set
8313 current_function_accesses_prior_frames when count != 0. Use
8314 frame_pointer_rtx when count == 0.
8315 * function.h (struct function): Add accesses_prior_frames field.
8316 (current_function_accesses_prior_frames): Define.
8317 * reload1.c (init_elim_table): Check
8318 current_function_accesses_prior_frames.
8319 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
8321 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8323 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
8324 indicator. Return true if the flowgraph changed during
8327 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8330 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
8331 conditional expression before testing its value.
8333 2005-08-19 Diego Novillo <dnovillo@redhat.com>
8335 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
8337 2005-08-19 Devang Patel <dpatel@apple.com>
8339 PR tree-optimization/23048
8340 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
8341 third parameter. Check whether latch is dominated by exit
8343 (if_convertible_loop_p): Supply exit block itself to
8344 if_convertible_bb_p.
8346 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8349 * arm.md (arm_load_pic_register): Change argument to the mask of
8350 saved registers. Call thumb_find_work_register if we need a
8351 scratch register on Thumb.
8352 (arm_expand_prologue): Pass empty register set to
8353 arm_load_pic_register.
8354 (thumb_expand_prologue): Pass live_regs_mask directly to
8355 arm_load_pic_register.
8356 * arm-protos.h (arm_load_pic_register): Update prototype.
8358 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
8360 * sh.c (find_sole_member): New function.
8361 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
8362 if the record's alignment is larger than the size of its only member.
8364 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
8367 * arm.c (thumb_legitimize_reload_address): New function.
8368 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
8369 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
8371 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
8373 * config/crx/crx.c: Implement crx_decompose_address. Reject
8374 symbolic displacements since CRX register relative adressing
8375 mode can't handle unsigned 32-bit values as displacements.
8376 * config/crx/crx.h: Simplify definitions, remove redundant
8377 parenthesis and obsolete macros.
8378 * config/crx/crx.opt: Add new switch for debugging addresses.
8379 * config/crx/crx-protos.h: Add new declarations for above.
8381 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
8384 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
8387 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8389 * collect2.c (dup2): Delete.
8390 * configure.ac: Don't check for dup2.
8392 * config.in, configure: Regenerate.
8394 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
8396 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
8397 record with the type of its only member.
8399 2005-08-18 David Edelsohn <edelsohn@gnu.org>
8401 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
8402 define_insn_and_split.
8403 (plus_ltu<mode>_compare): Same.
8404 (gtu<mode>_compare): Same.
8405 (plus_gtu<mode>_compare): Same.
8407 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
8409 PR tree-optimization/22228
8410 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
8412 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
8413 are recorded in vect_vnames_to_rename for renaming.
8414 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
8415 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
8416 in vect_vnames_to_rename.
8417 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
8418 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
8420 2005-08-18 Jan Hubicka <jh@suse.cz>
8423 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
8424 info only for local statics, not for member variables.
8426 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8428 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
8430 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8432 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
8434 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
8437 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
8439 2005-08-17 James E Wilson <wilson@specifix.com>
8441 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8444 2005-08-17 David Edelsohn <edelsohn@gnu.org>
8446 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
8447 (leu<mode>_compare): Same.
8448 (plus_leu<mode>): Same.
8449 (neg_leu<mode>): Same.
8450 (and_neg_leu<mode): Same.
8451 (ltu<mode>_compare): Same.
8452 (plus_ltu<mode>): Same.
8454 (geu<mode>_compare): Same.
8455 (plus_geu<mode>): Same.
8456 (neg_geu<mode>): Same.
8457 (and_neg_geu<mode>): Same.
8458 (plus_gt<mode>): Same.
8459 (gtu<mode>_compare): Same.
8460 (plus_gtu<mode>): Same.
8462 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
8464 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
8465 Move call_table_data to end. Delete spurious .text.
8466 (callt_save_all_interrupt): Fix comment typo.
8468 2005-08-17 James E Wilson <wilson@specifix.com>
8469 Kevin Winchester <winchester@amirix.com>
8472 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
8474 2005-08-17 Uros Bizjak <uros@kss-loka.si>
8477 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
8478 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
8480 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
8482 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
8483 record with the type of its only member if the modes don't match.
8485 * varasm.c (decode_reg_name): Skip empty additional register names.
8487 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
8489 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
8490 lsm_tmp_name_length): New.
8491 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
8492 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
8494 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8495 Andreas Krebbel <krebbel1@de.ibm.com>
8497 * config.gcc: Added z9-109 switch.
8498 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
8499 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
8500 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
8501 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
8502 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
8503 for "z9_109" cpu attribute.
8504 * config/s390/s390.c (z9_109_cost): New processor cost structure.
8505 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
8506 (s390_handle_arch_option): Added z9-109 switch.
8507 (override_options): Set respective cost function for z9-109.
8508 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
8509 (legitimate_reload_constant_p): Accept extended immediates.
8510 (print_operand): Three new output modifiers added: k, m and o.
8511 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
8512 (s390_output_mi_thunk): Use extended immediate when possible.
8513 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
8514 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
8515 (CONSTRAINT_LEN): Added length of O constraint.
8516 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
8517 * config/s390/s390.md ("cpu"): New value z9_109 added.
8518 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
8519 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
8520 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
8521 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
8522 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
8523 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
8524 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
8525 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
8526 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
8527 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
8528 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
8529 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
8530 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
8531 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
8532 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
8534 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
8535 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
8536 insns for TARGET_EXTIMM.
8538 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
8540 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
8542 2005-08-17 Nick Clifton <nickc@redhat.com>
8544 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
8545 Call default_encode_section_info.
8547 2005-08-17 Steven Bosscher <stevenb@suse.de>
8549 PR tree-optimization/21574
8550 * tree-ssa-ccp.c (likely_value): If the right hand side is a
8551 constant, return CONSTANT.
8552 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
8553 (ccp_fold, visit_assignment): Likewise.
8554 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
8556 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8558 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
8559 fold_buildN instead of buildN then fold_initializer or fold.
8560 (build_unary_op): Likewise.
8561 (build_binary_op): Likewise.
8562 * fold-const.c (fold_initializer): Remove.
8563 (fold_build1_initializer): New function.
8564 (fold_build2_initializer): New function.
8565 (fold_build3_initializer): New function.
8566 * tree.h (fold_initializer): Remove.
8567 (fold_build1_initializer): New function.
8568 (fold_build2_initializer): New function.
8569 (fold_build3_initializer): New function.
8571 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
8573 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
8574 (try_move_mult_to_index): Call fold_build2 instead of build2.
8575 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
8576 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
8577 fold_binary_to_constant.
8578 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
8580 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
8581 check if A == gcd (A, B). Remove TYPE argument.
8582 (analyze_offset) Use fold_build2 instead of fold (build.
8583 (create_data_ref): Likewise.
8584 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
8585 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
8588 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
8590 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
8591 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
8593 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
8596 * gimplify.c (zero_sized_type): New function.
8597 (gimplify_modify_expr_rhs): If we have a zero sized type,
8598 replace the statement with an empty statement.
8600 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
8602 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
8605 2005-08-16 Ian Lance Taylor <ian@airs.com>
8607 * doc/tm.texi (Label Output): Correct typo.
8609 2005-08-16 Steven Bosscher <stevenb@suse.de>
8612 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
8613 force_operand will work later on using have_insn_for.
8615 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8617 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
8619 2005-08-16 Ian Lance Taylor <ian@airs.com>
8622 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
8623 vector type, don't try to construct it element by element. Add an
8624 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
8626 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8628 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
8630 2005-08-16 Geoffrey Keating <geoffk@apple.com>
8632 * doc/invoke.texi (Precompiled Headers): Document some more options
8633 which are known to be safe.
8635 2005-08-16 James E Wilson <wilson@specifix.com>
8637 PR tree-optimization/21105
8638 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
8639 TREE_OVERFLOW check.
8641 2005-08-16 David Edelsohn <edelsohn@gnu.org>
8643 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
8644 (neg_ltu<mode>): Same.
8646 (neg_gtu<mode>): Same.
8648 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8650 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
8651 (fold_builtin_isdigit): Use fold_buildN.
8652 (build_function_call_expr): Likewise.
8653 * c-typeck.c (c_finish_loop): Likewise.
8655 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
8656 Richard Shann <rshann@superh.com>
8658 PR middle-end/20396:
8659 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
8661 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
8663 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
8665 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
8668 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
8669 arm_compure_save_reg0_reg12_mask to determine when the PIC register
8672 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8675 * fold-const.c (build_range_check): Disable optimization for function
8676 pointer expressions on targets that require function pointer
8679 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
8681 * simplify-rtx.c (simplify_const_relational_operation): When
8682 extracting arguments of a COMPARE, recompute the mode as well.
8684 2005-08-15 Ian Lance Taylor <ian@airs.com>
8686 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
8688 2005-08-15 DJ Delorie <dj@redhat.com>
8690 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
8692 (movsi_splittable): Allow, but split, moves to the stack.
8693 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
8696 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8698 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
8699 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
8700 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
8702 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
8703 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
8704 Delete HOST_PTR_PRINTF.
8706 * configure, config.in: Regenerate.
8708 2005-08-15 David Edelsohn <edelsohn@gnu.org>
8710 * config/rs6000/rs6000.md (QHSI): New mode macro.
8711 (wd): Extend mode attr for QImode and HImode
8712 (dbits): New mode attr.
8713 (zero_extend<mode>di2): Convert to mode macro.
8715 2005-08-15 Steve Ellcey <sje@cup.hp.com>
8718 * doc/invoke.texi (-mgnu-ld): Update description.
8721 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8724 * Makefile.in (tree-chrec.o): Depends on real.h.
8725 * tree-chrec.c: Include real.h.
8726 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
8727 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
8728 * tree-scalar-evolution.c (add_to_evolution_1,
8729 interpret_rhs_modify_expr): Ditto.
8731 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
8734 * tree-data-ref.c (estimate_niter_from_size_of_data): When
8735 step is negative compute the estimation from init downwards to zero.
8737 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
8739 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
8741 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8743 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
8745 (legitimate_reload_constant_p): Fix handling of lliXX operands.
8746 Accept double-word constants that can be split.
8747 * config/s390/s390.md ("movti"): Use 'P' constraint.
8748 ("*movdi_31", "*movdf_31"): Likewise.
8750 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
8752 Fix PR tree-optimization/22615
8754 * tree-ssa-structalias.c (solution_set_add): Handle
8755 first_vi_for_offset returning NULL.
8756 (do_da_constraint): Ditto.
8757 (do_sd_constraint): Ditto.
8758 (do_ds_constraint): Ditto
8759 (find_func_aliases): Ditto.
8760 (build_constraint_graph): RHS is allowed be ANYTHING.
8761 (first_vi_for_offset): Return NULL if we couldn't find anything at
8764 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
8766 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
8767 over memory as first operand.
8769 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
8772 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
8773 available for setting it.
8775 2005-08-14 Ira Rosen <irar@il.ibm.com>
8777 PR tree-optimization/23320
8778 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
8779 data-refs' types instead of base object nullness. Add check for
8780 pointer type data-refs before first location comparison. Remove
8783 2005-08-14 Andreas Schwab <schwab@suse.de>
8785 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
8787 2005-08-13 James E Wilson <wilson@specifix.com>
8789 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
8790 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
8791 -fstack-protector-all, --param ssp-buffer-size): Document.
8792 (-Wvariadic-macros): Alphabetize.
8793 (-fsched-stalled-insns-dep): Add missing 'f'.
8795 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
8798 2005-08-13 David Edelsohn <edelsohn@gnu.org>
8800 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
8801 or indirect address operand.
8802 (EXTRA_ADDRESS_CONSTRAINT): New.
8803 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
8805 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
8807 PR tree-optimization/22236
8808 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
8809 successors and predecessors.
8810 * tree-chrec.c (chrec_convert): Before converting, check that
8811 sequences don't wrap.
8812 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
8813 (analyze_array): Extern.
8814 (find_data_references_in_loop): Remove call to
8815 compute_estimated_nb_iterations.
8816 * tree-data-ref.h (analyze_array): Declared.
8817 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
8818 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
8819 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
8820 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
8822 * tree-ssa-loop-ivcanon.c: Fix documentation.
8823 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
8824 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
8825 (infer_loop_bounds_from_undefined): New.
8826 (estimate_numbers_of_iterations_loop): Use
8827 infer_loop_bounds_from_undefined.
8828 (used_in_pointer_arithmetic_p): New.
8829 (scev_probably_wraps_p): Pass an extra parameter. Call
8830 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
8831 (convert_step): Fix documentation.
8832 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
8833 Use initial_condition_in_loop_num and evolution_part_in_loop_num
8834 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
8835 scev_probably_wraps_p.
8837 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
8839 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
8840 (s390_register_info): Ignore clobbered_regs information for fixed
8841 registers, and only fixed registers.
8842 (s390_init_frame_layout): Remove redundant call.
8844 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
8846 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
8847 description of -Wold-style-casts.
8849 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8850 Jakub Jelinek <jakub@redhat.com>
8852 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8853 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
8854 * config/s390/s390.c (print_operand): New output modifier 'G' added.
8855 (get_thread_pointer): Renamed to s390_get_thread_pointer.
8856 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
8857 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
8858 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
8859 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8860 ("stack_protect_set", "stack_protect_test"): New expanders.
8861 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
8862 "stack_protect_testdi"): New insn definitions.
8864 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8866 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
8868 2005-08-12 Paul Brook <paul@codesourcery.com>
8870 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
8872 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8874 * config/s390/predicates.md (setmem_operand): New predicate.
8875 (shift_count_operand): Accept ANDs with special constants as
8877 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
8878 with special constants.
8879 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
8880 shift_count_operand with setmem_operand.
8882 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8884 * config/s390/s390.c (s390_extract_part, s390_single_part):
8886 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
8887 (s390_output_mi_thunk): Don't use lg on 31 bit.
8888 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
8889 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
8891 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8893 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
8894 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
8895 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
8896 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
8897 with one of the new macros.
8899 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
8901 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
8902 Don't set save_return_addr_p.
8903 (s390_register_info): Make clobbered_regs not depending on
8906 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8908 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
8909 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
8911 2005-08-11 James E. Wilson <wilson@specifix.com>
8913 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
8915 2005-08-11 Jakub Jelinek <jakub@redhat.com>
8917 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
8918 locations gathered by var-tracking in single entry loc_list
8919 over loc_descriptor_from_tree.
8921 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
8922 pass it down to loc_descriptor.
8923 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
8924 (containing_function_has_frame_base): Move earlier in the file.
8925 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
8926 instead of always assuming fbreg can't be used.
8928 2005-08-11 David Edelsohn <edelsohn@gnu.org>
8930 * config/rs6000/altivec.md: Change constraint "m" to "Z".
8931 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8932 Accept address wrapped in AND for Altivec.
8933 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
8934 Strip AND wrapping offset address for Altivec.
8936 2005-08-11 Richard Henderson <rth@redhat.com>
8939 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
8940 before using TYPE_IS_SIZETYPE.
8942 2005-08-11 Richard Henderson <rth@redhat.com>
8945 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
8946 insn types not present on ev4.
8947 (alphaev5_insn_pipe): Similarly.
8949 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
8952 * arm.c (arm_override_options): If the user has selected callee-super-
8953 interworking, then enable normal interworking.
8955 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8957 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
8960 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
8962 * doc/rtl.texi: Fix two typos.
8964 2005-08-11 Richard Guenther <rguenther@suse.de>
8967 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
8968 cases where we call to/from functions returning void.
8970 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
8973 * tree.c (build_pointer_type_for_mode): Robustify.
8975 2005-08-10 James E Wilson <wilson@specifix.com>
8977 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
8978 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
8980 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
8983 2005-08-10 Eric Christopher <echristo@apple.com>
8985 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
8986 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
8989 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
8992 * config/darwin.c (machopic_indirect_data_reference): Use a new register
8993 for the high part when generating dynamic-no-pic code.
8995 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
8997 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
8998 (x86_64-*-linux*): Likewise.
9000 * config/i386/crtfastmath.c: New file.
9001 * config/i386/t-crtfm: Likewise.
9003 * config/i386/linux.h (ENDFILE_SPEC): New.
9004 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
9006 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9009 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
9011 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
9012 (vec_shl, vec_shr): Document new operations.
9013 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
9015 2005-08-10 David Edelsohn <edelsohn@gnu.org>
9017 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
9018 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
9019 change predicate to indexed_or_indirect_address.
9021 2005-08-10 Richard Sandiford <richard@codesourcery.com>
9023 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
9024 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
9025 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
9026 and __aeabi_uwrite8.
9027 * config/arm/unaligned-funcs.c: New file.
9028 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
9030 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
9032 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
9034 * cfglayout.c (pass_insn_locators_initialize): Add dump.
9035 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
9037 * except.c (pass_convert_to_eh_region_ranges): Add dump.
9038 * final.c (pass_shorten_branches): Add dump.
9039 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
9040 (pass_life): Rename dump.
9041 (rest_of_handle_flow2): Remove initial verify_flow_info.
9042 * function.c (pass_instantiate_virtual_regs): Add dump.
9043 * integrate.c (pass_initial_value_sets): Add dump.
9044 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
9045 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
9046 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
9047 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
9048 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
9049 gate_rtl_unrool_and_peel_loops): New.
9050 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
9051 rtl_doloop): Do not look at flags.
9052 * mode-switching.c (pass_mode_switching): Add dump.
9053 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
9054 pass_split_before_regstack): Add dump.
9055 * regmove.c (pass_stack_adjustments): Add dump.
9056 * tree-optimize.c (pass_fixup_cfg): Add dump.
9058 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9061 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
9062 deciding which instruction sequence to use.
9064 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
9066 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
9067 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
9069 2005-08-09 Richard Guenther <rguenther@suse.de>
9071 * c-common.c (builtin_function_2): Remove.
9072 (def_builtin_1): New function.
9073 (c_common_nodes_and_builtins): Use def_builtin_1 to
9074 build builtin functions.
9076 2005-08-09 Jie Zhang <jie.zhang@analog.com>
9078 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
9079 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9080 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
9083 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9085 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
9086 fold_binary instead of fold_build2 since we don't care about the
9088 (loop_niter_by_eval): Likewise.
9089 (compare_trees): Likewise.
9090 (proved_non_wrapping_p): Likewise.
9092 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
9096 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
9097 if the if is really empty.
9099 2005-08-09 Steven Bosscher <stevenb@suse.de>
9101 PR tree-optimization/23234
9102 * tree-ssa-math-opts.c (place_reciprocal): New enum.
9103 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
9104 argument of the new enum.
9105 (execute_cse_reciprocals): Add reciprocals for function arguments
9106 on the unique successor edge of the entry block. Update other calls
9107 to execute_cse_reciprocals_1.
9109 2005-08-08 Richard Henderson <rth@redhat.com>
9112 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
9114 2005-08-08 Bob Wilson <bob.wilson@acm.org>
9116 * expr.c (write_complex_part): Return after handling MEM.
9118 2005-08-08 Josh Conner <jconner@apple.com>
9120 PR rtl-optimization/23241
9121 * combine.c (simplify_comparison): Fix error in determining
9122 whether to lift a subreg from comparison.
9124 2005-08-08 David Edelsohn <edelsohn@gnu.org>
9127 * config/rs6000/altivec.md (vec_init<mode>): New.
9128 (vec_set<mode>): New.
9129 (vec_extract<mode>): New.
9130 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
9131 (rs6000_expand_vector_set): New.
9132 (rs6000_expand_vector_extract): New.
9133 (rs6000_legitimate_offset_address_p): Offset addresses are valid
9134 for Altivec modes before reload.
9135 (altivec_expand_vec_init_builtin): New.
9136 (get_element_number): New.
9137 (altivec_expand_vec_set_builtin): New.
9138 (altivec_expand_vec_ext_builtin): New.
9139 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
9141 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
9143 * config/rs6000/rs6000.h (rs6000_builtins): Add
9144 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
9145 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
9146 * config/rs6000/rs6000-protos.h: Declare new functions.
9148 2005-08-08 Jan Hubicka <jh@suse.cz>
9150 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
9151 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
9152 * i386.md (movdi*): Use pic_32bit_operand.
9153 * predicates.md (pic_32bit_operand): New.
9155 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
9158 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
9160 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
9162 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
9163 (test_for_singularity): Use fold_build2.
9165 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9167 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
9169 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
9171 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
9172 (COMMON_ASM_OP) Define.
9173 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
9174 (ix86_encode_section_info): Likewise.
9175 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
9176 SUBTARGET_ENCODE_SECTION_INFO.
9178 2005-08-06 Richard Henderson <rth@redhat.com>
9181 * tree-nested.c (convert_local_reference): Save and restore val_only
9182 around component_ref and friends. Clear walk_subtrees by default.
9184 2005-08-06 Peter O'Gorman <peter@pogma.com>
9187 * gcc.c (process_command): Check the argument to -b has a dash.
9188 * doc/invoke.texi: Update -b and -V docs.
9190 2005-08-06 James E Wilson <wilson@specifix.com>
9192 * config/mips/cross64.h, config/mips/t-cross64: Delete.
9194 2005-08-06 Michael Matz <matz@suse.de>
9196 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
9197 member only if only one insn is associated with the value.
9199 2005-08-06 Nick Clifton <nickc@redhat.com>
9201 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
9203 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
9204 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
9205 Check symbol flags instead of symbol name mangling.
9206 (xstormy16_asm_output_aligned_common): Likewise. Also
9207 simplify code since the bss100_section cass is the only case
9208 where the below100 code will be triggered.
9209 (xstormy16_encode_section_info): Encode below100 attribute
9210 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
9212 (xstormy16_strip_name_encoding): Delete - this function is no
9214 (TARGET_STRIP_NAME_ENCODING): Undefine.
9215 * config/stormy16/stormy16-protos.h: Delete prototype for
9216 xstormy16_strip_name_encoding.
9218 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
9220 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
9221 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
9222 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
9223 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
9224 config/alpha/predicates.md, config/arc/arc.h,
9225 config/arm/arm.h, config/arm/ieee754-df.S,
9226 config/arm/ieee754-sf.S, config/bfin/bfin.c,
9227 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
9228 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
9229 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
9230 config/m68hc11/m68hc11.h, config/mips/mips.c,
9231 config/mips/mips.h, config/mips/openbsd.h,
9232 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
9233 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
9234 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9235 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
9236 config/sparc/linux.h, config/sparc/linux64.h,
9237 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
9238 doc/extend.texi, doc/gcov.texi, doc/install.texi,
9239 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
9240 typos. Follow spelling conventions.
9242 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
9245 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
9246 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
9247 specially. Check for side effects only for COND_EXPR.
9248 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
9249 return with TREE_NO_WARNING.
9251 2005-08-06 Richard Sandiford <richard@codesourcery.com>
9253 PR rtl-optimization/23233
9254 * loop.c (combine_movables): Require the modes to be the same.
9255 (move_movables): Remove handling of cases where the replacement
9256 had a different mode to the original.
9258 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
9260 PR tree-optimization/23128
9261 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
9262 subtraction wrap, and set TREE_OVERFLOW if they do.
9264 2005-08-05 Richard Henderson <rth@redhat.com>
9267 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
9268 FORCED_LABEL labels.
9270 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
9273 * reload.c (find_reloads_subreg_address): Pass down TYPE
9274 unchanged. Change all callers except find_reloads_toplev.
9276 2005-08-05 Michael Matz <matz@suse.de>
9278 * genattrtab.c (current_alternative_string): Remove.
9279 (SIMPLIFY_ALTERNATIVE): Ditto.
9280 (attr_alt_bit_p): Ditto.
9281 (alternative_name): Make const char *.
9282 (evaluate_eq_attr): Remove use of above things.
9283 (simplify_test_exp): Ditto.
9284 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
9285 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
9287 2005-08-04 James E Wilson <wilson@specifix.com>
9289 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
9290 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
9291 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
9292 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
9293 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
9295 2005-08-04 Richard Henderson <rth@redhat.com>
9298 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
9299 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
9300 * tree-sra.c (decide_block_copy): Use it. Disable element copy
9301 if we'd have to instantiate too many members.
9303 2005-08-04 Richard Henderson <rth@redhat.com>
9306 * tree-outof-ssa.c (coalesce_asm_operands): New.
9307 (coalesce_ssa_name): Use it. Split out ...
9308 (coalesce_phi_operands, coalesce_result_decls): ... these.
9310 2005-08-04 Paul Brook <paul@codesourcery.com>
9312 * read-rtl.c (read_quoted_string): Break if EOF.
9314 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
9316 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
9317 (fold_build2): Likewise.
9318 (fold_build3): Likewise.
9319 (fold_build1_stat): New function prototype.
9320 (fold_build2_stat): Likewise.
9321 (fold_build3_stat): Likewise.
9322 * fold-const.c (fold_build1): Rename to ..
9323 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9324 through to build1_stat.
9325 (fold_build2): Rename to ..
9326 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9327 through to build2_stat.
9328 (fold_build3): Rename to ..
9329 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
9330 through to build3_stat.
9332 2005-08-04 David Edelsohn <edelsohn@gnu.org>
9333 Ian Lance Taylor <ian@airs.com>
9335 * function.c (assign_stack_local_1): Do not correct stack slot
9336 address if allocation size is smaller than mode size.
9338 2005-08-04 Diego Novillo <dnovillo@redhat.com>
9341 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
9342 (tree_merge_blocks): Propagate anything allowed by
9344 Clarify documentation.
9345 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
9346 SSA form, schedule an update if necessary.
9348 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
9350 * doc/install.texi (Binaries): Remove broken link to
9351 Sinix/Reliant Unix binaries.
9353 2005-08-03 Richard Henderson <rth@redhat.com>
9356 * function.c (stack_protect_epilogue): Export.
9357 * tree.h (stack_protect_epilogue): Declare.
9358 * calls.c (expand_call): Call it.
9360 2005-08-03 Eric Christopher <echristo@apple.com>
9362 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
9363 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
9366 2005-08-04 Jan Hubicka <jh@suse.cz>
9368 * profile.c (branch_prob): Split edges with goto locus on them
9369 to get proper line counts.
9370 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
9372 2005-08-03 Paul Brook <paul@codesourcery.com>
9374 * function.c (assign_parms): Round current_function_args_size
9375 to PARM_BOUNDARY, not STACK_BOUNDARY.
9377 2005-08-03 Geoffrey Keating <geoffk@apple.com>
9379 * config/i386/i386.c (x86_elf_aligned_common)
9380 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
9382 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
9384 PR tree-optimization/23157
9385 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
9386 before emitting them.
9388 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9390 PR tree-optimization/19899
9391 * Makefile.in (tree-scalar-evolution.o): Add real.h.
9392 * tree-scalar-evolution.c: Include real.h.
9393 (add_to_evolution): Build constant -1 of correct type.
9395 2005-08-03 Jan Hubicka <jh@suse.cz>
9397 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
9398 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
9399 profile updating for complette unrolling.
9400 * loop-unroll.c (peel_loop_completely): Use it.
9401 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
9402 (tree_unroll_loops_completely): Disable code growing unrolling of cold
9405 2005-08-03 Paul Brook <paul@codesourcery.com>
9407 * combine.c (can_change_dest_mode): New function.
9408 (try_combine, simplify_set): Use it.
9410 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
9412 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
9415 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
9417 * doc/install.texi (Specific): Adjust link to openavr.org.
9418 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
9419 (Binaries): Adjust HP-UX Porting Center link.
9420 (Binaries): Adjust Free Software Foundation ordering link.
9422 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
9424 * convert.c (convert_to_integer): Use fold_build1 instead of
9425 build1 when converting an integer to an integer.
9427 2005-08-02 Richard Henderson <rth@redhat.com>
9429 * combine.c (combine_instructions): Don't use reg_equal/equiv
9430 results if the mode doesn't match.
9432 2005-08-02 Mark Mitchell <mark@codesourcery.com>
9434 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
9435 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
9437 2005-08-02 Richard Henderson <rth@redhat.com>
9440 * explow.c (memory_address): Remove special-case for
9441 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
9443 2005-08-02 Diego Novillo <dnovillo@redhat.com>
9446 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
9447 number of calls to cleanup_tree_cfg_1.
9449 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
9451 * doc/invoke.texi: document file extensions .F90 and .F95
9453 2005-08-02 Richard Guenther <rguenther@suse.de>
9455 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
9456 positive if its first argument is positive.
9458 2005-08-02 Richard Guenther <rguenther@suse.de>
9460 PR tree-optimization/23177
9461 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
9464 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
9466 PR tree-optimization/23129
9467 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
9468 varying for divisions with anti-ranges.
9470 2005-08-02 Jan Hubicka <jh@suse.cz>
9472 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
9473 * tree-ssa-threadupdate.c (thread_block): Add it here.
9475 2005-08-01 James E Wilson <wilson@specifix.com>
9477 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
9478 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
9479 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
9481 * config/mips/predicates.md (const_call_insn_operand): Add check for
9482 SYMBOL_REF_LONG_CALL_P.
9483 * doc/extend.texi (long_call): Document the new attribute.
9485 2005-08-01 Ian Lance Taylor <ian@airs.com>
9486 Richard Henderson <rth@redhat.com>
9488 * Makefile.in (RTL_BASE_H): Add real.h.
9489 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
9491 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
9493 * rtl.c (rtl_check_failed_code_mode): New.
9494 * rtl.h (struct rtx_def): Add u.rv.
9495 (XCMWINT, XCNMPRV): New.
9496 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
9497 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
9499 2005-08-01 Richard Henderson <rth@redhat.com>
9501 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
9502 with auto-inc codes.
9504 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
9506 2005-08-01 Jan Hubicka <jh@suse.cz>
9508 * i386-protos.h (asm_preferred_eh_data_format): Declare.
9509 * i386.c: Include dwarf2.h
9510 (asm_preferred_eh_data_format): New.
9511 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
9513 2005-08-01 Ian Lance Taylor <ian@airs.com>
9515 * config/host-linux.c (linux_gt_pch_get_address): Add new name
9516 randomize_va_space for virtual address randomization control.
9518 2005-08-01 Steven Bosscher <stevenb@suse.de>
9520 * common.opt (flag_ipa_cp): Put in right place to maintain
9523 2005-08-01 Jan Hubicka <jh@suse.cz>
9525 * profile.c (compute_value_histograms): Fix thinko.
9526 * value-prof.c: Include toplev.h
9527 (check_counter): New function.
9528 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9529 tree_mod_subtract_transform): Add sanity check.
9531 2005-08-01 Richard Guenther <rguenther@suse.de>
9533 PR tree-optimization/23133
9534 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
9535 current functions parameter decls to find defs to cse
9538 2005-08-01 Richard Guenther <rguenther@suse.de>
9540 PR tree-optimization/23109
9541 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
9542 If trapping math is in effect, use post-dominator information
9543 to check if we'd in any case reach a trapping point before
9544 doing the reciprocal insertion.
9545 (execute_cse_reciprocals): Compute post-dominators, if necessary.
9546 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
9547 expressions are invariant only if trapping math is not in effect.
9549 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9551 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
9552 cgraph_function_versioning): New declarations.
9553 * cgraphunit.c: Add include to ipa-prop.h.
9554 (update_call_expr, cgraph_copy_node_for_versioning,
9555 cgraph_function_versioning): New functions.
9556 * integrate.c (copy_decl_for_inlining): Remove.
9557 * ipa-prop.h (ipa_replace_map): New struct.
9558 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
9559 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
9560 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
9561 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
9562 ipcp_iterate_stage, ipcp_method_scale_print,
9563 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
9564 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
9565 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
9566 ipcp_update_bb_counts, ipcp_update_profiling,
9567 ipcp_update_edges_counts): New functions.
9568 (ipcp_method_cval_init): Remove restriction regarding local methods.
9569 (ipcp_init_stage): Add ipcp_method_compute_scale.
9570 (ipcp_insert_stage): Add versioning.
9571 (ipcp_structures_print): Add ipcp_method_scale_print.
9572 (ipcp_driver): Dump profiling info.
9573 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
9574 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
9575 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
9576 (struct inline_data): Add versioning_p, ipa_info, new fields.
9577 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
9578 declare_return_variable): Replace calls to copy_decl_for_inlining with
9580 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
9582 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
9583 Add argument VERSIONING.
9584 (copy_arguments_for_versioning, copy_static_chain,
9585 function_versionable_p, tree_versionable_function_p,
9586 tree_function_versioning, replace_ref_tree): New functions.
9587 * tree-inline.h: Include varray.h.
9588 (tree_versionable_function_p, tree_function_versioning,
9589 tree copy_decl_for_dup): New declarations.
9591 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
9593 * ipa-cp.c: New file. Contains IPCP specific functionality.
9594 * ipa-prop.h: New file. Contains structures/definitions that can be
9595 used by several interprocedural data flow optimizations (and also IPCP).
9596 * ipa-prop.c: New file.
9597 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
9598 * common.opt: Add ipa-cp flag.
9599 * timevar.def: Add IPCP optimization.
9600 * tree-optimize.c (init_tree_optimization_passes): Schedule
9602 * tree-pass.h (pass_ipa_cp): Declare.
9604 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
9606 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
9607 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
9608 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
9609 config/i386/i386.c, config/mips/mips.h,
9610 config/rs6000/rs6000.h, config/sh/sh.c,
9611 config/stormy16/stormy16.c: Fix comment typos.
9613 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
9616 * c-typeck.c (build_binary_op): Use common_type wrapper on
9618 (common_type): Update comment.
9620 2005-07-31 Steven Bosscher <stevenb@suse.de>
9623 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
9624 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
9625 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
9627 2005-07-31 Jan Hubicka <jh@suse.cz>
9629 * pretty-print.h (pp_widest_integer): New macro.
9630 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
9633 2005-07-31 Jan Hubicka <jh@suse.cz>
9635 * output.h (enum section_category): Export from varasm.c
9636 (categorize_decl_for_section): Likewise.
9637 * varasm.c (enum section_category): Kill.
9638 (categorize_decl_for_section): Make global.
9639 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
9641 * i386.c (ix86_section_threshold): New static variable.
9642 (ix86_in_large_data_p, ix86_encode_section_info,
9643 x86_64_elf_unique_section,
9644 x86_64_elf_select_section): New functions.
9645 (TARGET_ENCODE_SECTION_INFO): Define
9646 (override_options): Enable medium model for PIC.
9647 (ix86_expand_prologue): Expand gen_set_got_rex64.
9648 (legitimate_constant_p): Handle new UNSPECs.
9649 (legitimate_pic_address_disp_p): Likewise.
9650 (legitimize_pic_address): Lower MEDIUM model addressing.
9651 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
9652 (enum cmodel): Add MEDIUM_PIC.
9653 (SYMBOL_REF_FAR_ADDR_P): New macro.
9654 (SYMBOL_FLAG_FAR_ADDR): New flag.
9655 * i386.md (movdi): Support medium model.
9656 (set_got_rex64): New pattern.
9657 * i386.opt (mlarge-data-threshold): New flag.
9658 * predicates.md (zext_operand/sext_operand): Deal with medium model.
9659 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
9660 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
9661 TARGET_ASM_UNIQUE_SECTION): New.
9663 * invoke.texi (-mlarge_data_threshold): Document
9665 2005-07-31 Jan Hubicka <jh@suse.cz>
9667 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
9668 (coalesce_vars): Likewise.
9669 * tree-ssa-live.c (coalesce_cost): New.
9670 (build_tree_conflict_graph): Use coalesce_cost.
9671 * tree-ssa-live.h (coalesce_cost): Declare.
9673 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
9675 * arm.md (all peepholes for post-increment operations): Delete.
9676 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
9677 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
9678 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
9679 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
9680 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
9682 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
9684 * fold-const.c (tree_expr_nonnegative_p): Always return true for
9687 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
9690 * doc/invoke.texi: Document -rdynamic.
9692 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
9695 * c-parser.c (c_parser_parms_list_declarator): Call
9696 mark_forward_parm_decls.
9697 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
9698 decls with visibility structure.
9700 2005-07-30 Paul Brook <paul@codesourcery.com>
9702 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
9704 2005-07-30 Paul Brook <paul@codesourcery.com>
9706 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
9708 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
9710 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
9712 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9715 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
9716 nested function declarators.
9717 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
9718 (grokparms): Call warn_if_shadowing for parameters used within the
9720 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
9721 not used within the parameter list.
9722 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
9724 2005-07-30 Jan Hubicka <jh@suse.cz>
9726 * expr.c (expand_expr_real_1): Do not load mem targets into register.
9727 * i386.c (ix86_fixup_binary_operands): Likewise.
9728 (ix86_expand_unary_operator): Likewise.
9729 (ix86_expand_fp_absneg_operator): Likewise.
9730 * optabs.c (expand_vec_cond_expr): Validate dest.
9732 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9735 * real.c (real_from_string): Also set last bit if there is a
9736 nonzero hex digit beyond GCC's internal precision after ".".
9738 2005-07-29 David Edelsohn <edelsohn@gnu.org>
9740 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
9741 define_constants. Change duplicate values to unassigned numbers.
9742 Change UNSPEC_SUBS to UNSPEC_VSUBS.
9743 (*altivec_vspltsf): New.
9744 (altivec_vperm_v4sf): Delete.
9745 (altivec_vperm_<mode>): Use mode macro V.
9746 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
9747 (altivec_predicate_v4sf): Delete.
9748 (altivec_predicate_<mode>): Use mode macro V.
9749 (*altivec_lvesfx): New.
9750 (*altivec_stvesfx): New.
9751 (vec_realign_load_v4sf): Delete.
9752 (vec_realign_load_<mode>): Use mode macro V.
9753 * config/rs6000/rs6000.c (generate_set_vrsave): Use
9756 2005-07-29 Mark Mitchell <mark@codesourcery.com>
9759 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
9761 * configure: Regenerated.
9763 2005-07-29 Paul Brook <paul@codesourcery.com>
9765 * doc/install.texi: Add link to GFortran binaries wiki page.
9767 2005-07-29 David Ung <davidu@mips.com>
9769 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
9770 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
9771 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
9772 * config/mips/mips.md (cpu): Add 5kf name.
9773 (includes): Includes 5k.md.
9774 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
9775 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
9778 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9781 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
9782 (cleanup_tree_cfg): ... here.
9783 Call cleanup_tree_cfg_1 until there are no more cleanups to
9786 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
9788 * tree-vrp.c (compare_range_with_value): Return true or false
9789 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
9790 EQ_EXPR respectively.
9792 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
9794 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
9797 2005-07-29 Diego Novillo <dnovillo@redhat.com>
9799 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
9800 (tree_ssa_dominator_optimize): Increment it.
9801 (dump_dominator_optimization_stats): Print it.
9803 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
9804 Steven Bosscher <stevenb@suse.de>
9806 PR rtl-optimization/23117
9807 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
9808 when head == tail. Tidy comment.
9810 2005-07-28 Richard Henderson <rth@redhat.com>
9812 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
9813 * cselib.c (rtx_equal_for_cselib_p): Likewise.
9814 * jump.c (rtx_renumbered_equal_p): Likewise.
9815 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
9816 CONST_INT and CONST_DOUBLE.
9817 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
9818 * reload.c (operands_match_p): Special case CONST_INT and
9819 CONST_DOUBLE; check mode earlier.
9821 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9824 * c-typeck.c (convert_for_assignment): Do not check
9825 DECL_IN_SYSTEM_HEADER on NULL fundecl.
9827 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9830 * c-typeck.c (composite_type): Prefer constant size arrays to
9833 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
9836 * real.c (real_from_string): Set last bit if there is a nonzero
9837 hex digit beyond GCC's internal precision.
9839 2005-07-28 Richard Henderson <rth@redhat.com>
9842 * cfgcleanup.c (try_forward_edges): Watch out for end of
9845 2005-07-28 James E Wilson <wilson@specifixinc.com>
9848 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
9850 2005-07-28 Jan Hubicka <jh@suse.cz>
9852 * Makefile.in (rtl-profile.o): Kill all traces of it.
9853 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
9854 * coverage.h (rtl_coverage_counter_ref): Kill.
9855 * opts.c (flag_speculative_prefetching_set): Kill.
9856 (flag_loop_optimize_set): New.
9857 (common_handle_option): Disable loop optimizer when profiling;
9858 do not handle speculative prefetching.
9859 * passes.c (init_optimization_passes): Replace pass_profiling combo
9860 by branch_prob pass.
9861 * profile.c (compute_value_histograms): Update for simplified value
9863 (rtl_register_profile_hooks): Kill.
9864 (pass_profiling): Kill.
9865 (rest_of_handle_branch_prob): Do not profile.
9866 * toplev.c (process_options): Remove speculative prefetching.
9867 * toplev.h (flag_tree_based_profiling): Kill.
9868 * tree-profile.c (prepare_instrumented_value,
9869 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9870 tree_gen_one_value_profiler, do_tree_profiling): Update for
9871 simplified datastructures.
9872 * value-prof.c: Add comment that speculative prefetching was dropped;
9873 update rest of file for simplified datastructures.
9874 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
9875 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
9876 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
9877 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
9878 rtl_mod_subtract, gen_speculative_prefetch,
9879 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
9880 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
9881 (gate_handle_value_profile_transformations,
9882 rest_of_handle_value_profile_transformations,
9883 pass_value_profile_transformations): Kill.
9884 * value-prof.h (histogram_value_t): Remove IL based unions.
9885 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
9886 rtl_profile_hooks): Remove hooks.
9888 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
9890 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
9891 (cgraph_clone_node): Likewise.
9892 * cgraph.h (cgraph_clone_edge): Update prototype.
9893 (cgraph_clone_node): Likewise.
9894 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
9896 (lookup_recursive_calls): Consider profile.
9897 (cgraph_decide_recursive_inlining): Fix updating; use new
9898 probability argument; use profile.
9899 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
9900 * tree-inline.c (copy_bb): Update clal of clone_edge.
9901 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
9903 * invoke.texi (min-inline-recursive-probability): Document.
9905 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
9907 * doc/install.texi (Configuration): Update Valgrind homepage.
9909 2005-07-28 Richard Henderson <rth@redhat.com>
9912 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
9913 labels we want to delete.
9914 (cfg_layout_merge_blocks): Likewise.
9916 2005-07-28 Richard Henderson <rth@redhat.com>
9919 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
9920 when expanding to nothing.
9922 2005-07-28 Josh Conner <jconner@apple.com>
9924 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
9925 (cgraph_decide_inlining_of_small_functions): Likewise.
9927 2005-07-28 Josh Conner <jconner@apple.com>
9929 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
9930 direction of badness if negative.
9931 (cgraph_default_inline_p): Add reason to parameters, and assign it
9933 (cgraph_decide_inlining_of_small_functions): New parameter in call
9934 to cgraph_default_inline_p.
9935 (cgraph_decide_inlining_incrementally): Likewise.
9936 * cgraphunit.c (decide_is_function_needed): Likewise.
9937 * cgraph.h (cgraph_default_inline_p): Likewise.
9939 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9941 * builtins.c: Fix comment typo(s).
9942 * genautomata.c: Likewise.
9943 * gimplify.c: Likewise.
9944 * tree-dfa.c: Likewise.
9945 * tree-flow-inline.h: Likewise.
9946 * tree-into-ssa.c: Likewise.
9947 * tree-ssa-alias.c: Likewise.
9948 * tree-ssa-ccp.c: Likewise.
9949 * tree-ssa-copy.c: Likewise.
9950 * tree-ssa-dce.c: Likewise.
9951 * tree-ssa-dom.c: Likewise.
9952 * tree-ssa-operands.c: Likewise.
9953 * tree-tailcall.c: Likewise.
9954 * tree-vectorizer.c: Likewise.
9955 * tree-vrp.c: Likewise.
9958 2005-07-28 Jeff Law <law@redhat.com>
9960 * tree-vrp.c (test_for_singularity): Extracted from ...
9961 (simplify_cond_using_ranges): Attempt to simplify a relational
9962 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
9964 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
9966 PR tree-optimization/22506
9967 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
9968 phis whose argument is constant.
9970 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
9972 PR rtl-optimization/18992
9973 Back out this patch:
9974 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9975 PR optimization/12142
9976 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
9977 uses of the register in the SET_SRC. Remove unnecessary argument.
9979 Replace it with this:
9980 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
9981 if flag_non_call_exceptions is set and the insn may trap, pass
9982 pc_rtx as dest for recursion.
9983 In SET_SRC part of SET case, if dest is already set, pass it down
9986 2005-07-28 Jan Hubicka <jh@suse.cz>
9988 * cfg.c (update_bb_profile_for_threading): Use RDIV.
9989 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
9990 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
9992 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
9993 profile when available.
9995 2005-07-28 Jan Beulich <jbeulich@novell.com>
9997 * config/ia64/ia64.c (ia64_load_pair_ok): New.
9998 (ia64_print_operand): Describe and handle 'X'.
9999 (ia64_register_move_cost): Also handle FP_REGS.
10000 (ia64_preferred_reload_class): Likewise.
10001 (ia64_secondary_reload_class): Likewise.
10002 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
10003 it. Also check for ITANIUM_CLASS_FLDP.
10004 * config/ia64/ia64.h (FP_REGNO_P): New.
10005 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
10006 (reg_class): Add FP_REGS.
10007 (REG_CLASS_NAMES): Adjust for it.
10008 (REG_CLASS_CONTENTS): Likewise.
10009 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
10010 (REG_CLASS_FROM_LETTER): Handle 'x'.
10011 (CLASS_MAX_NREGS): Handle FP_REGS.
10012 (MEMORY_MOVE_COST): Likewise.
10013 * config/ia64/ia64.md (itanium_class): Add fldp.
10014 (type): Handle fldp.
10015 (movti_internal): More allowable operand combinations. Use ldfp8 when
10016 splitting unnecessary. Remove predicable attribute. Adjust
10017 itanium_class attribute.
10018 (smuldi3_highpart): Remove outdated comment.
10019 (mulditi3, umulditi3, rotlti3): New expanders.
10020 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
10021 (absti2): Disabled new insn for future reference.
10022 Respective new splitters.
10023 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
10024 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
10025 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
10027 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
10029 PR rtl-optimization/23047
10030 * simplify-rtx.c (simplify_const_relational_operation): Respect
10031 flag_wrapv for comparisons with ABS.
10033 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
10035 PR tree-optimization/22493
10036 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
10037 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
10039 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
10041 * config/frv/frv.opt (moptimize-membar): New.
10043 * doc/invoke.texi: Document -moptimize-membar and its inverse.
10045 * config/frv/frv.h: Remove machine_function definition.
10047 * config/frv/frv.c (struct frv_io): New.
10048 (struct machine_function): Moved from frv.h. Add has_membar_p.
10049 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
10050 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
10051 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
10052 (frv_optimize_membar_global, frv_optimize_membar): New functions.
10053 (frv_reorg): Call frv_optimize_membar when appropriate.
10054 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
10055 (frv_expand_builtin): Adjust calls accordingly.
10056 (frv_io_address_cookie): New function.
10057 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
10058 load or store rather than a special insn. Add ccnstant address and
10059 io-type operands to the membar.
10060 (frv_ifcvt_modify_tests): Unsign regno.
10061 (frv_ifcvt_modify_tests): Same.
10063 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
10064 UNSPEC_OPTIONAL_MEMBAR constant.
10065 (builtin_read_<mode>): Delete.
10066 (builtin_write_<mode>): Delete.
10067 ("optional_membar_<mode>"): Add operand.
10069 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
10070 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
10071 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
10072 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
10073 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
10074 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
10075 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
10076 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
10077 * testsuite/gcc.target/frv/all-read-write-1.c: New.
10079 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
10081 * df.c (df_uses_record): Handle SCRATCH.
10083 2005-07-28 Steven Bosscher <stevenb@suse.de>
10086 * passes.c (rest_of_decl_compilation): If decl is a type and
10087 we have encountered errors, don't emit debug information.
10089 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
10091 * params.def: Fixed comment.
10093 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
10096 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
10097 (TARGET_ASM_UNALIGNED_HI_OP): Add.
10098 (TARGET_ASM_UNALIGNED_SI_OP): Add.
10100 2005-07-27 Steven Bosscher <stevenb@suse.de>
10103 * varasm.c (assemble_start_function): Don't do anything that may
10104 require a CFG if the current function is a thunk.
10106 2005-07-25 Geoffrey Keating <geoffk@apple.com>
10108 * doc/install.texi (Prerequisites): Mention that perl is needed
10109 to do export control in libstdc++ targetting Darwin.
10111 2005-07-27 Steven Bosscher <stevenb@suse.de>
10113 PR rtl-optimization/17808
10114 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
10115 (sched_insns_conditions_mutex_p): Split out from...
10116 (add_dependence): ...here. But don't call it from here.
10117 (add_dependence_list): Check sched_insns_conditions_mutex_p
10118 before calling add_dependence.
10119 (add_dependence_list_and_free): Likewise.
10120 (fixup_sched_groups): Likewise.
10121 (sched_analyze_1): Likewise.
10122 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
10123 (sched_analyze): Likewise.
10124 (sched_analyze_insn): Likewise.
10125 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10126 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
10127 dependencies on all COND_EXEC insns to jumps ending basic blocks
10128 when doing intrablock scheduling.
10129 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
10131 2005-07-27 Jeff Law <law@redhat.com>
10133 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
10134 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
10135 equivalency sets, correctly handle the case were vr0 has an
10136 equivalency set, but vr1 does not.
10138 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
10140 PR tree-optimization/23073
10141 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
10142 vect_print_dump_info before fprintf.
10144 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10146 PR tree-optimize/22348
10147 * tree-ssa-loop-niter.c (number_of_iterations_cond):
10148 Fold the partial computation.
10150 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10152 PR tree-optimization/22325
10153 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
10155 * tree-scalar-evolution.c (scev_const_prop): Add generic final
10157 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
10158 (force_var_cost): ... this function.
10159 (compute_phi_arg_on_exit): Export.
10161 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10163 PR tree-optimization/20773
10164 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
10167 2005-07-27 Richard Guenther <rguenther@suse.de>
10169 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
10170 Avoid pushing again if current struct contains only
10171 fields we decomposed.
10173 2005-07-27 Jan Hubicka <jh@suse.cz>
10175 PR tree-optimization/22574
10176 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
10179 * tree-tailcall.c (decrease_profile): New function.
10180 (eliminate_tail_call): Use it.
10182 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
10183 visibility flags correctly in whole program mode.
10185 2005-07-26 Steve Ellcey <sje@cup.hp.com>
10187 PR rtl-optimization/22472
10188 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
10190 2005-07-26 Steven Bosscher <stevenb@suse.de>
10192 PR tree-optimization/22504
10193 * tree-complex.c (expand_complex_addition): Use 'code' instead
10194 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
10196 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10198 * config.gcc (cpu_type): Add frv case.
10199 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
10200 (supported_defaults): Add fr550 case.
10202 2005-07-26 Diego Novillo <dnovillo@redhat.com>
10205 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
10206 whether a pointer of type T * may point to objects of type T *.
10208 2005-07-26 DJ Delorie <dj@redhat.com>
10210 * configure: Regenerate.
10212 2005-07-26 Dale Johannesen <dalej@apple.com>
10214 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
10216 2005-07-26 Mark Mitchell <mark@codesourcery.com>
10218 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
10219 Clarify use of "build" in name.
10221 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
10223 * doc/extend.texi (Raw read/write Functions): New section.
10224 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
10225 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
10226 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
10227 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
10228 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
10229 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
10230 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
10231 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
10232 * config/frv/frv.c: Add bdesc_loads global.
10233 Add bdesc_stores global.
10234 (frv_init_builtins): Add support for __builtin_{read/write}*.
10235 (frv_volatile_memref): New.
10236 (frv_expand_load_builtin): New.
10237 (frv_expand_store_builtin): New.
10238 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
10239 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
10240 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
10241 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
10242 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
10243 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
10244 (builtin_read_<mode>): New.
10245 (builtin_write_<mode>): New.
10246 (builtin_write64): New.
10247 (optional_membar_<mode>): New.
10249 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
10251 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
10252 (rather than units) against HOST_BITS_PER_WIDE_INT.
10254 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
10256 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
10257 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
10258 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
10259 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
10262 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
10263 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
10264 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
10266 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
10268 2005-07-26 Richard Guenther <rguenther@suse.de>
10270 PR tree-optimization/22486
10271 * fold-const.c (fold_unary): Fold away useless component
10272 references of the form (T *)&T.x, if the address
10275 2005-07-25 James E Wilson <wilson@specifixinc.com>
10277 * dwarf2out.c (add_call_src_coords_attributes): New.
10278 (gen_inlined_subroutine_die): Call it.
10279 (maybe_emit_file, init_file_table): Add comments.
10280 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
10282 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
10283 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
10284 * tree.h (BLOCK_SOURCE_LOCATION): New.
10285 (struct tree_block): New field locus.
10287 2005-07-26 Andreas Schwab <schwab@suse.de>
10289 PR rtl-optimization/23043
10290 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
10291 when allocating a struct unoccr.
10293 2005-07-25 Richard Henderson <rth@redhat.com>
10296 * tree-complex.c (gate_no_optimization): True if errors.
10297 * Makefile.in (tree-complex.o): Update dependencies.
10299 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
10301 * config/frv/predicates.md (integer_register_operand): Use
10302 GPR_AP_OR_PSEUDO_P.
10304 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10307 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
10309 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
10311 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
10313 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
10314 types when flag_unsafe_math_optimizations is true.
10316 2005-07-25 Mark Mitchell <mark@codesourcery.com>
10318 * gcc.c (option_map): Add --sysroot.
10319 (process_command): Handle --sysroot.
10320 (display_help): Document it.
10321 * doc/cppopts.tex (-isysroot): Document.
10322 * doc/invoke.texi (--sysroot): Document.
10323 * doc/install.texi (--with-build-sysroot): Document.
10325 * Makefile.in (inhibit_libc): New variable.
10326 (INHIBIT_LIBC_CFLAGS): Likewise.
10327 (LIBGCC2_CFLAGS): Include
10328 $(INHIBIT_LIBC_CFLAGS).
10329 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
10330 ($(T)crtbegin.o): Do not use @inhibit_libc@.
10331 ($(T)crtend.o): Likewise.
10332 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
10333 ($(T)crtendS.o): Likewise.
10334 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
10335 ($(T)crtendT.o): Likewise.
10336 (stmp-fixinc): Do not complain about missing headers if
10338 * configure.ac (inhibit_libc): Set it to true/false.
10339 (--with-build-sysroot): New option. Use it to set
10341 * configure: Regenerated.
10343 2005-07-25 Manfred Hollstein <mh@suse.com>
10345 * calls.c (store_one_arg): Fix unsigned comparison warning.
10347 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10350 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
10351 (ggc_print_statistics): Initialize variable before use.
10353 2005-07-25 Richard Guenther <rguenther@suse.de>
10355 * tree-dfa.c (mark_new_vars_to_rename): Protect against
10356 calling with a PHI_NODE argument.
10358 * tree-flow-inline.h (overlap_subvar): Protect against
10361 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
10363 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
10364 * configure: Regenerate.
10366 2005-07-25 Ira Rosen <irar@il.ibm.com>
10368 * expr.c (highest_pow2_factor): Make extern.
10369 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
10370 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10371 record_array_differ_p, array_ptr_differ_p): Likewise.
10372 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
10373 additional cases. Call the above functions.
10374 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
10375 base_object_differ_p when there are two base objects. Otherwise, compare
10376 base address and offset. Call may_alias_p.
10377 (dump_data_reference): Use a correct field name.
10378 (analyze_array): Make static. Initialize new data-ref fields.
10379 (analyze_indirect_ref): New function.
10380 (init_data_ref): Initialize new data-ref fields.
10381 (strip_conversion): Moved from tree-vect-analyze.c.
10382 (analyze_offset_expr, get_ptr_offset, address_analysis,
10383 object_analysis): Likewise.
10384 (analyze_offset): New function.
10385 (create_data_ref): Likewise.
10386 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
10387 dimensions for ARRAY_REFs only.
10388 (build_classic_dist_vector): Make static.
10389 (access_functions_are_affine_or_constant_p): Call macro to get the
10390 address of access functions.
10391 (compute_all_dependences): Add new parameter
10392 compute_self_and_read_read_dependences. Compute self and read-read
10393 dependences if it is true.
10394 (find_data_references_in_loop): Call create_data_ref. Initialize new
10396 (compute_data_dependences_for_loop): Add new parameter
10397 compute_self_and_read_read_dependences. Remove parameter nb_loops,
10398 compute nb_loops. Call compute_all_dependences,
10399 build_classic_dist_vector and build_classic_dir_vector with correct
10401 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
10402 with correct parameters. Compare dimensions for ARRAY_REFs only.
10403 (free_data_refs): Call macro to free access functions.
10404 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
10405 fields from stmt_vinfo.
10406 (struct base_object_info): New structure.
10407 (struct data_reference): Move fields to base_object_info. Add fields
10408 first_location and object_info for above structures. Move fields from
10409 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
10410 aligned_to. Add macros to access the new fields.
10411 Update functions declarations.
10412 * tree-flow.h (is_aliased_with): Declare.
10413 * tree-loop-linear.c (linear_transform_loops): Call
10414 compute_data_dependences_for_loop with correct parameters.
10415 * tree-ssa-alias.c (is_aliased_with): New function.
10416 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
10417 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
10418 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
10419 vect_base_addr_differ_p, compute_subscript_distance and
10420 build_classic_dist_vector. Add printings. Check absolute value of
10422 (vect_analyze_data_ref_dependences): Go through ddrs instead of
10424 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
10425 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
10426 to bytes. Add printing.
10427 (vect_compute_data_refs_alignment): Go through loads and stores in one
10429 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
10430 vect_analyze_data_ref_access): Likewise.
10431 (vect_analyze_pointer_ref_access): Remove.
10432 (vect_address_analysis, vect_object_analysis): Likewise.
10433 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
10434 and analyze data-refs in the loop.
10435 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
10436 fields of data-ref instead of stmt. Add init to the offset from the
10438 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
10439 (vect_update_init_of_dr): Likewise.
10440 (vect_update_inits_of_drs): Go through loads and stores in one loop.
10441 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
10443 (new_loop_vec_info): Initialize new fields.
10444 (destroy_loop_vec_info): Free new fields.
10445 (vect_strip_conversion): Remove.
10446 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
10447 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
10448 datarefs. Add new field ddrs.
10449 Add macros for the new fields access.
10450 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
10451 base_aligned_p, misalignment, memtag, ptr_info and subvars.
10452 Remove their macros.
10453 * tree.h (highest_pow2_factor): Declare.
10455 2005-07-25 Jakub Jelinek <jakub@redhat.com>
10457 * calls.c (store_one_arg): Check for sibling call MEM arguments
10458 from already clobbered incoming argument area.
10460 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10462 * c-common.c (check_missing_format_attribute): New.
10463 * c-common.h (check_missing_format_attribute): Likewise.
10464 * c-typeck.c (convert_for_assignment): Use it.
10466 2005-07-24 Andreas Schwab <schwab@suse.de>
10468 * config/m68k/m68k.md ("extendqidi2"): When source is an address
10469 register use a word move. Correct operand of ext.w in 68000 code.
10471 2005-07-23 Mark Mitchell <mark@codesourcery.com>
10473 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
10474 variables as declarations, rather than definitions.
10476 2005-07-24 Ira Rosen <irar@il.ibm.com>
10478 PR tree-optimization/22526
10479 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
10482 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10484 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
10485 that C99 reserve for future use. Use it to define clog10,
10486 clog10f and clog10l.
10488 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10490 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
10491 * configure.ac: Check for -Wmissing-format-attribute.
10493 * configure: Regenerate.
10495 2005-07-23 Richard Henderson <rth@redhat.com>
10497 PR tree-optimization/22623
10498 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
10500 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
10503 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
10505 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10507 * Makefile.in (C_TREE_H): Update dependencies.
10508 * c-tree.h: Include toplev.h.
10509 * diagnostic.h (diagnostic_set_info): Add format attribute.
10510 * rtl-error.c (diagnostic_for_asm): Likewise.
10512 2005-07-23 Chao-ying Fu <fu@mips.com>
10514 * config/mips/mips-dsp.md: New file.
10515 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
10516 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
10518 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
10519 MIPS_BUILTIN_BPOSGE32.
10520 (mips_expand_builtin_direct): Add one parameter to indicate that
10521 builtin functions need to return a value.
10522 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
10524 (mips_regno_to_class): Add classes for 12 new DSP registers.
10525 (mips_subword): Change to check four HI registers.
10526 (mips_output_move): Output move to and from 6 new DSP accumulators.
10527 (override_options): Make sure -mdsp and -mips16 are not used together.
10528 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
10530 (mips_conditional_register_usage): Disable 6 new DSP accumulators
10532 (print_operand): Add 'q' for printing DSP accumulators.
10533 (mips_cannot_change_mode_class): Check ACC_REGS.
10534 (mips_secondary_reload_class): Check ACC_REGS.
10535 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
10536 (mips_register_move_cost): Check ACC_REGS.
10537 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
10538 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
10539 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
10540 (dsp_bdesc): New array.
10541 (bdesc_arrays): Add DSP builtin function table.
10542 (mips_prepare_builtin_arg): Check predicate again after
10544 (mips_expand_builtin): Add one more parameter to
10545 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
10546 MIPS_BUILTIN_BPOSGE32.
10547 (mips_init_builtins): Initialize new function types.
10548 (mips_expand_builtin_direct): Check if builtin functions need to
10549 return a value and pass operands properly.
10550 (mips_expand_builtin_bposge): New function.
10551 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
10552 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
10553 (FIRST_PSEUDO_REGISTER): Increase to 188.
10554 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
10555 Update for 12 new DSP registers.
10556 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
10557 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
10558 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
10559 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
10560 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
10561 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
10562 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
10563 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
10564 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
10565 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
10566 (REGISTER_NAMES): Add names for 12 new DSP registers.
10567 * config/mips/mips.md: Include mips-dsp.md.
10568 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
10569 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
10570 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
10571 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
10572 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
10573 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
10574 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
10575 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
10576 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
10577 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
10578 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
10579 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
10580 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
10581 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
10582 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
10583 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
10584 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
10585 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
10586 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
10587 (UNSPEC_RDDSP): New constants.
10588 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
10589 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
10591 * config/mips/mips.opt (-mdsp): New option.
10592 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
10593 (reg_imm10_operand): New predicates.
10594 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
10595 * doc/invoke.texi (-mdsp): Document new option.
10597 2005-07-22 DJ Delorie <dj@redhat.com>
10599 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
10601 * tree-inline.c (inlinable_function_p): Likewise.
10603 2005-07-22 Mark Mitchell <mark@codesourcery.com>
10606 * toplev.c (check_global_declarations): Do not mark undefined
10607 variables as DECL_IGNORED_P.
10608 * varasm.c (first_global_object_name): GTY it.
10609 (weak_global_object_name): Likewise.
10610 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
10611 a string to go into {weak,first}_global_object_name.
10613 2005-07-22 DJ Delorie <dj@redhat.com>
10615 * c-format.c (check_function_format): Change warning control
10616 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
10618 2005-07-22 Diego Novillo <dnovillo@redhat.com>
10620 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
10621 &PTR->FLD a dereference of PTR.
10622 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
10623 a potential dereference of PTR.
10625 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
10627 PR rtl-optimization/20370
10628 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
10629 call allocate_reg_info if necessary.
10631 PR rtl-optimization/21848
10632 * calls.c (emit_library_call_value_1): For const functions, add
10633 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
10635 PR rtl-optimization/22445
10636 * cselib.c (target.h): Include.
10637 (rtx_equal_for_cselib_p): Allow commutative matches.
10638 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
10639 Remove MODE parameter. Changed all callers.
10641 PR rtl-optimization/22258
10642 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
10644 (try_combine): Use likely_spilled_retval_p.
10646 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
10648 * config.gcc: Add crx-elf support.
10650 * doc/contrib.texi: Mention crx.
10651 * doc/extend.texi: Document crx extensions.
10652 * doc/install.texi: Document crx install.
10653 * doc/invoke.texi: Document crx options.
10654 * doc/md.texi: Document crx constraints.
10656 * config/crx/crx-protos.h: New file.
10657 * config/crx/crx.c: New file.
10658 * config/crx/crx.h: New file.
10659 * config/crx/crx.md: New file.
10660 * config/crx/crx.opt: New file.
10661 * config/crx/t-crx: New file.
10663 2005-07-22 Manfred Hollstein <mh@suse.com>
10665 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
10667 (int_add_graph_edge): Likewise.
10668 (collapse_nodes): Likewise.
10669 (process_unification_queue): Likewise.
10671 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10672 Laurent GUERBY <laurent@guerby.net>
10674 PR tree-optimization/22336
10675 * function.c (record_block_change): Check for
10676 cfun->ib_boundaries_block.
10678 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
10680 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
10681 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
10683 2005-07-21 DJ Delorie <dj@redhat.com>
10685 * toplev.c (warn_deprecated_use): Add warning control to warning
10687 * c-typeck.c (parser_build_binary_op): Likewise.
10688 (c_finish_if_stmt): Likewise.
10689 * c-common.c (check_function_sentinel): Likewise.
10690 (check_nonnull_arg): Likewise.
10692 2005-07-21 Richard Henderson <rth@redhat.com>
10695 * tree-complex.c (complex_ssa_name_components): New.
10696 (cvc_lookup): Allow entry not found.
10697 (create_components): Remove.
10698 (create_one_component_var, get_component_var): New.
10699 (get_component_ssa_name, set_component_ssa_name): New.
10700 (extract_component): Use get_component_ssa_name.
10701 (update_complex_components): Use set_component_ssa_name.
10702 (update_complex_components_on_edge): Likewise.
10703 (update_phi_components): Create new PHI nodes directly, instead
10704 of adding insns to edges.
10705 (tree_lower_complex): Allocate and free complex_variable_components
10706 and complex_ssa_name_components here.
10708 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
10710 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
10711 revert to returning false.
10713 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10716 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
10718 2005-07-21 Uros Bizjak <uros@kss-loka.si>
10721 * config/i386/i386.md (cmpxf): Change operand constraints
10722 to "nonmemory_operand".
10724 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10726 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
10728 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10730 PR middle-end/21180
10731 * fold-const.c (fold_build1): Add checksum for the operands.
10732 (fold_build2): Likewise.
10733 (fold_build3): Likewise.
10735 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
10737 PR middle-end/19055
10738 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
10740 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10742 * common.opt (-fforward-propagate): Committed by mistake,
10745 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10747 * reg-stack.c: Fix comment typo(s).
10748 * tree-ssa-operands.c: Likewise.
10749 * tree-vectorizer: Likewise.
10751 2005-07-21 Nick Clifton <nickc@redhat.com>
10753 * config/sh/symbian.c: Replace C++ style line comments with C
10754 style line comments.
10755 (symbian_add_attribute): Do not use a ? operator on the LHS of
10757 (sh_symbian_handle_dll_attribute): Change the type of the
10758 method vector to "VEC(tree,gc)*" and use vector accessor
10759 macros to walk over the elements.
10760 (symbian_export_vtable_and_rtti_p): Likewise.
10761 (symbian_class_needs_attribute_p): Likewise.
10763 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10766 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
10767 initialize targetm.resolve_overloaded_builtin here.
10768 (altivec_expand_overloaded_builtin): Make it non-static.
10769 * config/rs6000/rs6000-protos.h
10770 (altivec_expand_overloaded_builtin): New prototype.
10771 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
10772 targetm.resolve_overloaded_builtin here.
10773 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
10775 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
10776 Zdenek Dvorak <dvorakz@suse.cz>
10778 PR tree-optimization/19210
10779 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
10781 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
10782 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
10783 rely on unproven assumptions.
10784 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
10785 * tree-flow.h (number_of_iterations_exit): Add final parameter.
10786 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
10787 to number_of_iterations_exit.
10788 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
10789 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
10790 * tree-ssa-loop-niter.c (find_loop_niter,
10791 estimate_numbers_of_iterations_loop): Likewise.
10792 (number_of_iterations_exit): Honor the new options.
10793 * doc/invoke.texi (Wunsafe-loop-optimizations,
10794 funsafe-loop-optimizations): Document them.
10796 2005-07-21 Richard Sandiford <richard@codesourcery.com>
10798 PR rtl-optimization/22167
10799 * gcse.c (hoist_code): Fix hoist_exprs[] check.
10801 2005-07-20 Adam Nemet <anemet@lnxw.com>
10803 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
10804 __do_global_dtors_aux longcall.
10806 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
10808 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
10809 (old_special_pred_table): Don't reference
10810 SPECIAL_MODE_PREDICATES.
10811 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
10812 * config/arc/arc.h: Don't mention PREDICATE_CODES.
10813 * config/sh/predicates.h: Don't mention
10814 SPECIAL_MODE_PREDICATES.
10815 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
10818 2005-07-20 DJ Delorie <dj@redhat.com>
10820 * config.gcc: Add m32c-elf support.
10822 * doc/contrib.texi: Mention m32c.
10823 * doc/extend.texi: Document m32c extensions.
10824 * doc/install.texi: Mention m32c.
10825 * doc/invoke.texi: Document m32c options.
10826 * doc/md.texi: Document m32c constraints.
10828 * config/m32c/addsub.md: New file.
10829 * config/m32c/bitops.md: New file.
10830 * config/m32c/cond.md: New file.
10831 * config/m32c/jump.md: New file.
10832 * config/m32c/m32c-lib1.S: New file.
10833 * config/m32c/m32c-lib2.c: New file.
10834 * config/m32c/m32c-modes.def: New file.
10835 * config/m32c/m32c-pragma.c: New file.
10836 * config/m32c/m32c-protos.h: New file.
10837 * config/m32c/m32c.abi: New file.
10838 * config/m32c/m32c.c: New file.
10839 * config/m32c/m32c.h: New file.
10840 * config/m32c/m32c.md: New file.
10841 * config/m32c/m32c.opt: New file.
10842 * config/m32c/minmax.md: New file.
10843 * config/m32c/mov.md: New file.
10844 * config/m32c/muldiv.md: New file.
10845 * config/m32c/predicates.md: New file.
10846 * config/m32c/prologue.md: New file.
10847 * config/m32c/shift.md: New file.
10848 * config/m32c/t-m32c: New file.
10850 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10852 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
10853 (stack_protect_set, stack_protect_test): New expanders.
10854 (stack_protect_set_si, stack_protect_set_si_media,
10855 stack_protect_set_di_media, stack_protect_test_si,
10856 stack_protect_test_si_media, stack_protect_test_di_media):
10859 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
10861 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
10863 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
10865 * tree.h (tree_expr_nonzero_p): Export.
10866 * fold-const.c (tree_expr_nonzero_p): Likewise.
10867 Return true for CALL_EXPRs that are alloca calls.
10868 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
10870 * tree-flow.h (expr_computes_nonzero): Remove.
10871 * tree-vrp.c (expr_computes_nonzero): Remove.
10872 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
10873 (extract_range_from_unary_expr): Likewise.
10874 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
10875 tree_expr_nonzero_p.
10877 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
10879 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
10880 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
10881 extra arg "picreg" and use it instead of pic_offset_table_rtx.
10882 All callers changed.
10883 (frame_related_constant_load): New arg "related" which controls
10884 setting of RTX_FRAME_RELATED_P. All callers changed.
10885 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
10886 (bfin_expand_prologue): Add stack limit checking.
10887 * config/bfin/bfin.md (trapifcc): New pattern.
10889 * config/bfin/bfin.c: Include "langhooks.h".
10890 (def_builtin): Go through lang_hooks to call builtin_function.
10892 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
10893 * config/bfin/predicates.md (symbol_ref_operand): New.
10894 (call_insn_operand): Delete. All callers changed to use
10895 register_no_elim_operand.
10896 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
10898 (function_arg): Use it to generate the call's operand 2.
10899 (bfin_longcall_p): New function.
10900 (bfin_expand_call): Extra arg "cookie". All callers and declaration
10901 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
10902 determine if the address needs to be in a REG.
10903 (bfin_handle_longcall_attribute): New function.
10904 (bfin_attribute_table): Add "longcall" and "shortcall".
10905 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
10906 (CUMULATIVE_ARGS): New member call_cookie.
10907 (PREDICATE_CODES): Add symbol_ref_operand.
10908 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
10909 extra USE to the pattern.
10910 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
10911 New patterns, split off call_insn, sibcall_insn, call_value_insn and
10912 sibcall_value_insn; now the new patterns handle direct calls and the
10913 old ones indirect calls.
10914 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
10916 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
10918 * doc/trouble.texi: Update section on handling of empty loops.
10920 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
10922 * config.gcc: Remove support for sparc-*-openbsd*,
10923 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
10925 * config.host: Remove support for i860-*-sysv4* as a host.
10926 * config/i860/*, config/ip2k/*, config/ns32k/*,
10927 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
10928 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
10929 mention obsolete ports.
10931 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
10933 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
10934 soft frame pointer.
10935 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
10936 of frame_pointer_rtx.
10937 (sh_expand_epilogue): Likewise.
10938 (sh_set_return_address): Likewise.
10939 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
10940 instead of FRAME_POINTER_REGNUM if needed. Add elimination
10941 offsets from FRAME_POINTER_REGNUM.
10942 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
10943 (sh_register_names): Add initializer for sfp.
10944 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
10945 (VALID_REGISTER_P): Likewise.
10946 (FIRST_PSEUDO_REGISTER): Update.
10947 (DWARF_FRAME_REGISTERS): Define.
10948 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
10949 (HARD_FRAME_POINTER_REGNUM): Define.
10950 (FRAME_POINTER_REGNUM): Redefine.
10951 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
10952 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
10953 from FRAME_POINTER_REGNUM.
10954 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
10955 FRAME_POINTER_REGNUM.
10956 (REG_CLASS_CONTENTS): Add sfp.
10957 (REG_ALLOC_ORDER): Likewise.
10958 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
10959 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
10960 of frame_pointer_rtx.
10961 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10963 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
10965 * fold-const.c (tree_expr_nonnegative_p): Only return true for
10966 ABS_EXPR when flag_wrapv is false because of INT_MIN.
10967 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
10969 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
10972 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
10974 Make CONSTRUCTOR use VEC to store initializers.
10975 * c-common.c (complete_array_type): Update to cope with VEC in
10977 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
10978 (pp_c_constructor_elts): New function.
10979 * c-pretty-print.h (pp_c_constructor_elts): Declare.
10980 * c-typeck.c (build_function_call, build_c_cast, digest_init,
10981 struct constructor_stack, struct initializer_stack,
10982 constructor_elements, push_init_level, pop_init_level,
10983 add_pending_init, find_init_member, output_init_element): Update to
10984 cope with VEC in CONSTRUCTOR_ELTS.
10985 * coverage.c (build_fn_info_value, build_ctr_info_value,
10986 build_gcov_info): Likewise.
10987 * expr.c (categorize_ctor_elements_1, store_constructor,
10988 expand_expr_real_1): Likewise.
10989 * fold-const.c (fold_ternary): Likewise.
10990 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
10991 gimplify_init_constructor, gimplify_expr): Likewise.
10992 * tree-dump.c (dequeue_and_dump): Likewise.
10993 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
10995 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
10997 * tree-sra.c (generate_element_init_1): Likewise.
10998 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10999 * tree-ssa-operands.c (get_expr_operands): Likewise.
11000 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
11001 * tree-vect-transform.c (vect_get_vec_def_for_operand):
11002 (get_initial_def_for_reduction): Likewise.
11003 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
11004 value handle in annotations.
11005 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
11006 tree_node_structure): Add support for constr_kind.
11007 (build_vector_from_ctor, build_constructor_single,
11008 build_constructor_from_list): New functions.
11009 (build_constructor): Update to take a VEC instead of a TREE_LIST.
11010 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
11011 Update to cope with VEC in CONSTRUCTOR_ELTS.
11012 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
11013 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
11014 CONSTRUCTOR_APPEND_ELT): New macros.
11015 (struct constructor_elt, struct tree_constructor): New data types.
11016 (union tree_node): Add tree_constructor field.
11017 * treestruct.def: Define TS_CONSTRUCTOR.
11018 * varasm.c (const_hash_1, compare_constant, copy_constant,
11019 compute_reloc_for_constant, output_addressed_constants,
11020 initializer_constant_valid_p, output_constant,
11021 array_size_for_constructor, output_constructor): Update to cope with
11022 VEC in CONSTRUCTOR_ELTS.
11023 * vec.h (VEC_empty, VEC_copy): New macros.
11025 2005-07-19 Devang Patel <dpatel@apple.com>
11027 * dbxout.c (dbxout_type): Check Objective-C++ lang.
11029 2005-07-19 Richard Henderson <rth@redhat.com>
11032 * gimplify.c (gimplify_expr): Use main variant type for the temp
11033 destination for a discarded volatile read.
11034 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
11035 casts between non-void types that change volatility.
11037 2005-07-15 DJ Delorie <dj@redhat.com>
11039 * toplev.h: Add comment about the first parameter for warning().
11040 * errors.h: Likewise.
11042 * c.opt (Wpragmas): New.
11043 * doc/invoke.texi: Document it.
11045 * function.c (do_warn_unused_parameter): Add warning control to
11047 * c-decl.c (warn_if_shadowing): Likewise.
11048 * c-lex.c (cb_def_pragma): Likewise.
11049 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
11050 (pop_alignment): Likewise.
11051 (handle_pragma_pack): Likewise.
11052 (apply_pragma_weak): Likewise.
11053 (handle_pragma_weak): Likewise.
11054 (handle_pragma_redefine_extname): Likewise.
11055 (add_to_renaming_pragma_list): Likewise.
11056 (handle_pragma_extern_prefix): Likewise.
11057 (maybe_apply_renaming_pragma): Likewise.
11058 (handle_pragma_visibility): Likewise.
11060 * config/c4x/c4x-c.c (BAD): Likewise.
11061 (c4x_parse_pragma): Likewise.
11062 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
11063 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
11064 (rs6000_pragma_longcall): Likewise.
11065 * config/v850/v850-c.c (pop_data_area): Likewise.
11066 (ghs_pragma_section): Likewise.
11067 (ghs_pragma_section): Likewise.
11068 (ghs_pragma_interrupt): Likewise.
11069 (ghs_pragma_starttda): Likewise.
11070 (ghs_pragma_startsda): Likewise.
11071 (ghs_pragma_startzda): Likewise.
11072 (ghs_pragma_endtda): Likewise.
11073 (ghs_pragma_endsda): Likewise.
11074 (ghs_pragma_endzda): Likewise.
11076 2005-07-19 Danny Berlin <dberlin@dberlin.org>
11077 Kenneth Zadeck <zadeck@naturalbridge.com>
11079 * Makefile.in: Removed tree-promote-statics.c
11080 * tree-promote-statics.c: Removed.
11081 * common.opt: Removed flag-promote-statics.
11083 * passes.c: Removed tree-promote-statics pass.
11084 * tree-pass.h: Ditto.
11085 * timevar.def: Removed TV_PROMOTE_STATICS.
11088 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
11090 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
11092 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
11094 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11097 * c-common.c (check_function_arguments): Call
11098 'check_function_format' if either -Wformat or
11099 -Wmissing-format-attribute are specified.
11100 * c-format.c (check_function_format): Check -Wformat before
11101 calling 'check_format_info'.
11102 * c-opts.c (c_common_post_options): Don't warn for
11103 -Wmissing-format-attribute without -Wformat.
11104 * c-typeck.c (convert_for_assignment): Detect additional cases for
11105 -Wmissing-format-attribute.
11106 * doc/invoke.texi (-Wmissing-format-attribute): Document new
11109 2005-07-19 Richard Guenther <rguenther@suse.de>
11111 * config/i386/i386.md (lrint<mode>2): Use temporary
11112 instead of clobbering non-existent memory.
11114 2005-07-19 Nick Clifton <nickc@redhat.com>
11116 * config/avr/avr.c (legitimate_address_p): Fix debugging print
11117 statement to avoid displaying ASCII control characters.
11119 2005-07-19 Ben Elliston <bje@au.ibm.com>
11121 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
11122 * cfganal.c (find_edge_index): Ditto.
11123 * combine.c (combine_instructions): Ditto.
11124 * ddg.c (create_scc): Ditto.
11125 (find_successors): Ditto.
11126 (find_predecessors): Ditto.
11127 (find_nodes_on_paths): Ditto.
11128 (longest_simple_path): Ditto.
11129 * flow.c (update_life_info): Ditto.
11130 (count_or_remove_death_notes): Ditto.
11131 (clear_log_links): Ditto.
11132 * modulo-sched.c (generate_reg_moves): Ditto.
11133 (find_max_asap): Ditto.
11134 (find_max_hv_min_mob): Ditto.
11135 (find_max_dv_min_mob): Ditto.
11136 * sbitmap.c (sbitmap_first_set_bit): Ditto.
11137 * sched-rgn.c (extract_edgelst): Ditto.
11138 * tree-into-ssa.c (prepare_names_to_update): Ditto.
11139 (dump_update_ssa): Ditto.
11140 (ssa_names_to_replace) Ditto.
11141 (switch_virtuals_to_full_rewrite): Ditto.
11142 (update_ssa): Ditto.
11143 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11145 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
11147 Fix PR tree-optimization/22483
11149 * tree-complex.c (create_components): Use
11150 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
11151 * tree-flow-inline.h (fill_referenced_var_vec): New function.
11152 * tree-flow.h (safe_referenced_var_iterator): New structure.
11153 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
11154 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
11155 safe_referenced_var iterator.
11156 (add_type_alias): Ditto.
11158 2005-07-19 Steven Bosscher <stevenb@suse.de>
11160 * loop-init.c (rest_of_handle_loop2): Remove.
11161 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
11162 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
11163 (pass_rtl_loop_init, pass_rtl_loop_done,
11164 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
11165 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
11166 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
11167 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
11168 pass_tree_loop_done, and pass_tree_unswitch.
11169 (gate_loop): Rename to gate_tree_loop.
11170 * passes.c (init_optimization_passes): Update for renamed tree
11171 loop passes. Add the new loop2 passes as subpasses of loop2.
11172 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
11173 Update for the renamed tree loop passes.
11175 2005-07-18 Ian Lance Taylor <ian@airs.com>
11177 PR middle-end/22057
11178 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
11179 blocks when optimizing.
11181 2005-07-18 Steve Ellcey <sje@cup.hp.com>
11183 * common.opt (frename-registers): Initialize to 2.
11185 (fgcse-after-reload): Ditto.
11186 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
11187 (process_options): Only change flag_web, flag_rename_registers,
11188 and flag_rerun_cse_after_loop if not explicitly set by user.
11190 2005-07-18 Jan Beulich <jbeulich@novell.com>
11192 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
11193 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
11194 in 64-bit mode the same as DImode in 32-bit mode.
11195 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
11196 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
11197 mode. Add new mode parameter.
11198 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
11199 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
11200 x86_64_shift_adj): New expanders.
11201 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
11202 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
11204 Respective new splitters. Use renamed shift splitter helpers in 32-bit
11205 DImode shift splitters.
11206 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
11207 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
11210 2005-07-18 Jan Beulich <jbeulich@novell.com>
11212 * i386.md (movdi_extzv_1): New.
11213 (zero_extendhidi2): Combine alternatives and never force use of
11215 (zero_extendqidi2): Likewise. Don't restrict input selection.
11217 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11219 Fix PR tree-optimization/22531
11220 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
11223 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11225 * tree-promote-statics.c (pass_promote_statics): Change dump file
11228 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
11230 * tree-optimize.c (init_tree_optimization_passes): Add
11231 pass_eliminate_useless_stores pass.
11232 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
11233 * tree-ssa-pre.c (is_copy_stmt): New function.
11234 (follow_copies_till_vuse): Ditto.
11235 (do_eustores): Ditto.
11236 (gate_eustores): Ditto.
11238 2005-07-16 Richard Henderson <rth@redhat.com>
11240 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
11242 2005-07-16 Danny Berlin <dberlin@dberlin.org>
11243 Kenneth Zadeck <zadeck@naturalbridge.com>
11245 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
11246 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
11247 ipa-type-escape.h, tree-promote-statics.c
11248 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
11249 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
11250 tree-promote-statics.c: new files.
11251 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
11252 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
11253 int nonlocal_set_p, mark_constant_function): Deleted.
11254 (rest_of_handle_cfg): Removed call to mark_constant_function.
11255 (nonoverlapping_component_refs_p): Added calls to support
11256 type based aliasing.
11257 * tree-ssa-alias.c (may_alias_p,
11258 compute_flow_insensitive_aliasing): Ditto.
11259 * calls.c (flags_from_decl_or_type): Removed reference to
11261 * c-typeck.c (convert_arguments): Make builtins tolerant of having
11262 too many arguments. This is necessary for Spec 2000.
11263 * cgraph.h (const_function, pure_function): Removed.
11264 * common.opt: Added "fipa-pure-const", "fipa-reference",
11265 "fipa-type-escape", and "ftree-promote-static".
11267 * passes.c: Added ipa and tree-promote-statics passes.
11268 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
11269 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
11270 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
11271 * tree-flow.h: Added exposed sra calls and addition of
11272 reference_vars_info field for FUNCTION_DECLS.
11273 * tree-pass.h: Added passes.
11274 * tree-sra.c: (sra_init_cache): New function.
11275 (sra_insert_before, sra_insert_after) Made public.
11276 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
11278 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
11279 aliasing. (may_alias_p): Added code to use type escape analysis to
11280 improve alias sets.
11281 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
11282 code to prune clobbers of static variables based on information
11283 produced in ipa-reference pass. Changed call clobbering so that
11284 statics are not marked as clobbered if the call does not clobber
11287 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
11289 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
11292 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
11294 * doc/install.texi (*-*-solaris2*): Document recommended version
11295 of GNU binutils and mention GNU linker problem on Solaris 10.
11297 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
11300 * c-decl.c (c_build_bitfield_integer_type): New function.
11301 (finish_struct): Call it.
11302 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
11304 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11306 * c-typeck.c (digest_init): Call 'convert_for_assignment'
11309 2005-07-16 Jan Hubicka <jh@suse.cz>
11311 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
11312 (scale_bbs_frequencies_int): Watch roundoff errors.
11313 * predict.c (return_prediction): Initialize return_stmt.
11315 2005-07-16 Jan Hubicka <jh@suse.cz>
11317 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
11318 after RTL profiling.
11320 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
11322 PR middle-end/22398
11323 * fold-const.c (build_range_check): Convert high/low to etype
11324 if we are only comparing against exp.
11326 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
11328 Fix PR tree-optimization/22376
11329 * tree-ssa-structalias.c (build_constraint_graph): We really meant
11331 (need_to_solve): New function.
11332 (compute_points_to_sets): Use it.
11334 2005-07-15 Jan Hubicka <jh@suse.cz>
11336 * cfg.c (update_bb_profile_for_threading): More diagnostic.
11337 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
11339 2005-07-15 Richard Guenther <rguenther@suse.de>
11341 * c-common.c (handle_flatten_attribute): New function.
11342 Add flatten function attribute.
11343 * doc/extend.texi: Document flatten function attribute.
11344 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
11345 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
11347 (cgraph_decide_inlining): Handle functions with flatten
11350 2005-07-14 David Edelsohn <edelsohn@gnu.org>
11352 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
11353 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
11354 UNSPEC_XCHG, UNSPEC_AND): New.
11355 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
11356 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
11357 * config/rs6000/sync.md (FETCHOP): New code macro.
11358 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
11360 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
11361 (sync_compare_and_swap<mode>): Same.
11362 (sync_lock_test_and_set<mode>): Same.
11363 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
11364 for QImode and HImode, and not PPC405.
11365 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
11366 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
11367 (sync_<fetchop>{si,di}_internal): New.
11368 (sync_nand{si,di}_internal): New.
11369 (sync_old_<fetchop>{si,di}_internal): New.
11370 (sync_old_nand{si,di}_internal): New
11371 (sync_new_<fetchop>{si,di}_internal): New.
11372 (sync_new_nand{si,di}_internal): New.
11373 (atomic_and{si,di}): New.
11374 (sync_new_nand{si,di}_internal): New.
11375 (atomic_and{si,di}): New.
11376 (sync_add<mode>_internal): Delete.
11377 (sync_addshort_internal): Use unspec instead of unspec_volatile.
11378 (sync_sub<mode>_internal): Delte.
11379 (sync_subshort_internal): New.
11380 (sync_andsi_internal): Use unspec instead of unspec_volatile.
11381 (sync_anddi_internal): Delete.
11382 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
11383 (sync_booldi_internal): Delete.
11384 (sync_boolc<mode>_internal): Delete.
11385 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
11386 (sync_boolc<mode>_internal2): Delete.
11387 (sync_boolcc<mode>_internal): Delete.
11388 (isync, lwsync): Use unspec instead of unspec_volatile.
11389 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
11390 Revert UNSPEC_VOLATILE.
11391 (rs6000_split_atomic_op): New.
11392 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
11394 2005-07-14 Eric Christopher <echristo@redhat.com>
11396 * config/mips/mips.c (mips_canonicalize_comparison): Cast
11397 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
11399 2005-07-14 Eric Christopher <echristo@redhat.com>
11401 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
11403 2005-07-14 Steven Bosscher <stevenb@suse.de>
11405 PR tree-optimization/22230
11406 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
11407 the computation of the four cross productions for "range op range".
11409 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
11410 Ulrich Weigand <uweigand@de.ibm.com>
11413 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
11416 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
11418 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
11420 2005-07-14 Steve Ellcey <sje@cup.hp.com>
11422 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
11424 2005-07-14 Richard Guenther <rguenther@suse.de>
11426 PR middle-end/22347
11427 * config/i386/i386-protos.h (ix86_function_value): Change
11428 prototype to match new target hook.
11429 * config/i386/i386.c (ix86_value_regno): Change prototype
11430 to take extra type argument.
11431 (TARGET_FUNCTION_VALUE): Define.
11432 (ix86_function_ok_for_sibcall): Pass extra argument to
11433 ix86_value_regno, check return slot rtx for exact match.
11434 (ix86_function_value): Take extra parameter. Dispatch to
11435 ix86_value_regno with fndecl/fntype as provided.
11436 (ix86_value_regno): Handle extra type argument.
11437 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
11439 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
11440 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
11441 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
11442 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
11443 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
11445 2005-07-14 Richard Guenther <rguenther@suse.de>
11447 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
11448 * calls.c (expand_call): Pass fntype to hard_function_value.
11449 (emit_library_call_value_1): Likewise.
11450 * explow.c: Include target.h.
11451 (hard_function_value): Take extra argument, the fntype.
11452 Use new target hook for function_value.
11453 * expr.h (hard_function_value): Change prototype.
11454 * function.c (aggregate_value_p): Pass 0 as fntype to
11455 hard_function_value.
11456 (assign_parms): Use new target hook for function_value.
11457 Pass 0 as fntype to hard_function_value.
11458 (expand_function_end): Likewise.
11459 * reg-stack.c: Include target.h.
11460 (stack_result): Use new target hook for function_value.
11461 * target-def.h: New target hook function_value.
11462 * target.h: Likewise.
11463 * targhooks.c (default_function_value): New function.
11464 * targhooks.h (default_function_value): Declare.
11466 2005-07-13 Ian Lance Taylor <ian@airs.com>
11468 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
11470 2005-07-14 Jan Hubicka <jh@suse.cz>
11472 * tree-dfa.c (dump_variable): Use default_def function.
11473 * tree-ssa-alias.c (dump_points_to_info): Likewise.
11474 * tree-ssa.c (verify_use): Likewise.
11475 * tree-ssanames.c (release_ssa_name): Likewise.
11476 * tree-tailcall.c (eliminate_tail_call): Likewise.
11477 (tree_optimize_tail_calls_1): Likewise.
11478 * tree-vrp.c (get_value_range): Likewise.
11480 2005-07-14 Ben Elliston <bje@au.ibm.com>
11482 * gcc.c (main): Compare language[0] with '*' when iterating over
11485 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11487 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
11488 "s390_emit_compare". Add handling of CCZ1mode.
11489 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
11490 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
11492 (s390_branch_condition_mask): Add CCZ1mode handling.
11493 * config/s390/s390.md: ("seq", "*seq"): New pattern.
11494 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
11495 Use CCZ1mode instead of CCZmode.
11496 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
11498 2005-07-13 Adrian Straetling <straetling@de.ibm.com>
11500 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
11502 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
11504 2005-07-13 Eric Christopher <echristo@redhat.com>
11506 * config/mips/mips.c (mips_canonicalize_comparison): New.
11507 (mips_emit_int_relational): Use.
11509 2005-07-13 Eric Christopher <echristo@redhat.com>
11511 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11512 static extra parts.
11513 * config/s390/s390.md: Include tpf.md. Move tpf specific
11515 * config/s390/tpf.md: To here.
11516 * config/s390/s390.opt: Move tpf specific options...
11517 * config/s390/tpf.opt: to here. Add mmain option.
11518 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11519 * config/s390/tpf.h: Rewrite.
11521 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11523 * doc/tm.texi: Remove @xref{Cross-profiling}.
11525 2005-07-13 Jeff Law <law@redhat.com>
11527 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
11528 expressions, test their _DECL operands for pointer equality rather
11529 than using operand_equal_p.
11531 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
11533 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
11534 (TARGET_POSIX_IO): This.
11535 * config/darwin.h: Likewise.
11536 * config/freebsd.h: Likewise.
11537 * config/linux.h: Likewise.
11538 * config/lynx.h: Likewise.
11539 * config/netbsd.h: Likewise.
11540 * config/rs6000/linux64.h: Likewise.
11541 * config/rs6000/linux.h: Likewise.
11542 * config/s390/tpf.h: Likewise.
11543 * config/sh/embed-elf.h: Likewise.
11544 * config/sparc/linux64.h: Likewise.
11545 * config/sparc/linux.h: Likewise.
11546 * config/svr4.h: Likewise.
11547 * gcov-io.h: Likewise.
11549 * doc/tm.texi: Updated.
11551 * libgcov.c (create_file_directory): Defined only if
11552 TARGET_POSIX_IO is defined.
11553 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
11556 2005-07-13 Jan Hubicka <jh@suse.cz>
11558 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
11560 2005-07-13 David Edelsohn <edelsohn@gnu.org>
11562 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
11563 structure as argument.
11565 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
11567 PR tree-optimization/21921
11568 * tree-iterator.c (tsi_link_before): Support the case when
11569 tsi_end_p (tsi) == true.
11571 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11573 PR tree-optimization/22442
11574 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
11577 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11579 PR rtl-optimization/20376
11580 * toplev.c (process_options): Enable -fweb and -frename-registers when
11582 * doc/invoke.texi: Update the information about when -fweb and
11583 -frename-registers are enabled.
11585 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11588 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
11589 if *rhs_p is not a SSA_NAME.
11591 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
11593 Fix PR tree-optimization/22422
11594 * tree-ssa-structalias.c (struct variable_info): Add flag for
11596 (get_varinfo): Now a static function.
11597 (new_varinfo): init has_union and is_special_var to false.
11598 (solution_set_add): Check has_union.
11599 (do_da_constraint): Move temporary variable so it gets reset
11601 Also check for special variable.
11602 (do_ds_constraint): Ditto.
11603 (do_sd_constraint): Ditto.
11604 (do_structure_copy): Check for special variable.
11605 (find_func_aliases): Ditto.
11606 (init_base_vars): Set special vars properly.
11608 2005-07-13 Jan Hubicka <jh@suse.cz>
11610 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
11613 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
11614 (get_expr_operands): Fix thinko wrt flags and subvars.
11616 PR tree-optimize/22379
11617 * tree-inline.c (expand_call_inline): Do not output sorry in early
11620 2005-07-12 Dale Johannesen <dalej@apple.com>
11622 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
11624 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11627 * host-linux.h: Include limits.h.
11629 2005-07-12 Dale Johannesen <dalej@apple.com>
11631 * expr.c (compress_float_constant): Add cost check.
11632 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
11634 2005-07-12 Dale Johannesen <dalej@apple.com>
11636 * gcc.target/i386/compress-float-sse.c: New.
11637 * gcc.target/i386/compress-float-sse-pic.c: New.
11638 * gcc.target/i386/compress-float-387.c: New.
11639 * gcc.target/i386/compress-float-387-pic.c: New.
11640 * gcc.dg/compress-float-ppc.c: New.
11641 * gcc.dg/compress-float-ppc-pic.c: New.
11643 2005-07-12 Eric Christopher <echristo@redhat.com>
11645 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
11646 static extra parts.
11647 * config/s390/s390.md: Include tpf.md. Move tpf specific
11649 * config/s390/tpf.md: To here.
11650 * config/s390/s390.opt: Move tpf specific options...
11651 * config/s390/tpf.opt: to here. Add mmain option.
11652 * config/s390/tpf-unwind.h: Remove unnecessary defines.
11653 * config/s390/tpf.h: Rewrite.
11655 2005-07-12 Eric Christopher <echristo@redhat.com>
11657 * gcc.c (struct infile): Update comment for language.
11658 (main): Rewrite input file resetting code.
11660 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
11663 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
11664 requiring a cast in a non RHS of modify_expr. Add a cast when required.
11665 (lookup_avail_expr): Use constant_boolean_node instead
11666 of boolean_false_node/boolean_true_node.
11668 2005-07-12 Ben Elliston <bje@au.ibm.com>
11670 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
11671 and use it when printing num_edges.
11673 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
11675 * doc/extend.texi (Blackfin Built-in Functions): New section.
11676 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
11679 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
11681 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
11682 s/cmpstrsi/cmpstrnsi
11683 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
11685 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
11686 (init_optabs): Initialize cmpstrn_optab.
11687 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
11688 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
11689 * expr.c: (enum insn_code cmpstrn_optab): Declare.
11690 * config/i386/i386.md: s/cmpstr/cmpstrn
11691 * config/c4x/c4x.md: s/cmpstr/cmpstrn
11692 * doc/md.texi: Update documentation.
11694 2005-07-11 Richard Henderson <rth@redhat.com>
11696 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
11697 build_va_arg_indirect_ref.
11698 (alpha_gimplify_va_arg): Likewise.
11699 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
11700 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
11701 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
11702 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
11703 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
11704 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
11706 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
11708 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11710 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
11711 * passes.c (init_optimization_passes): Add pass_empty_loop.
11712 * tree-pass.h (pass_empty_loop): Declare.
11713 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
11714 try_remove_empty_loop, remove_empty_loops): New functions.
11715 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
11716 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
11718 2005-07-12 Peter Barada <peter@the-baradas.com>
11720 PR middle-end/16719
11721 PR middle-end/18421
11722 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
11723 in address registers.
11724 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
11725 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
11726 alternative of addsi3_5200.
11728 2005-07-11 Ian Lance Taylor <ian@airs.com>
11730 * config/mips/mips.md (ffs<mode>2): Remove.
11732 2005-07-11 Ian Lance Taylor <ian@airs.com>
11734 * doc/tree-ssa.texi (Cleanups): Improve description of
11736 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
11738 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11740 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
11741 * tree.h (DECL_ARGUMENT_FLD): New macro.
11743 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
11745 Fix PR tree-optimization/22404
11747 * tree-ssa-structalias.c (create_variable_info_for): Use
11750 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
11752 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
11753 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
11754 for second comparison operand.
11755 * config/bfin/predicates.md (reg_or_const_int_operand): New.
11757 * config/bfin/bfin.md (define_attr "type"): Add "sync".
11758 (define_insn_reservation "alu"): Likewise.
11759 (csync, ssync): Now of type sync.
11760 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
11761 -mcsync-anomaly -mspecld-anomaly.
11762 * config/bfin/bfin.opt (mcsync): Remove.
11763 (mcsync-anomaly, mspecld-anomaly): Add.
11764 * config/bfin/bfin.c: Include "insn-codes.h".
11765 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
11766 (TARGET_DEFAULT_TARGET_FLAGS): New.
11767 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
11769 2005-07-11 Steven Bosscher <stevenb@suse.de>
11771 * basic-block.h: Give the BB flags enum a name, bb_flags.
11772 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
11773 * cfgcleanup.c (enum bb_flags): Remove here.
11774 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
11775 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
11776 (update_forwarder_flag): Likewise.
11777 (thread_jump): Likewise.
11778 (try_forward_edges): Likewise.
11779 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
11780 forwarder flags. Don't clear bb->aux for all basic blocks. Only
11781 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
11783 2005-07-11 Richard Guenther <rguenther@suse.de>
11785 * config/i386/i386.opt: New target option -msseregparm.
11786 * config/i386/i386.c (override_options): Error out for
11787 -msseregparm but no SSE support.
11788 (ix86_function_sseregparm): Check for global sseregparm.
11789 * doc/invoke.texi: Document -msseregparm.
11791 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11793 * config.gcc (m32r-*-linux*): Use the default extra_parts.
11794 (m32rle-*-linux*): Ditto.
11796 2005-07-11 Jakub Jelinek <jakub@redhat.com>
11798 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
11799 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
11802 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11804 PR middle-end/22239
11806 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
11807 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
11809 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
11811 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
11812 (varmap): Heapify varmap.
11813 (constraints): Heapify constraints.
11814 (struct constraint_graph): Heapify succs and preds.
11815 (constraint_vec_find): Update for heapification.
11816 (constraint_set_union): Ditto.
11817 (insert_into_complex): Ditto.
11818 (constraint_edge_vec_find): Ditto.
11819 (erase_graph_self_edge): Ditto.
11820 (add_graph_edge): Ditto.
11821 (get_graph_weights): Ditto.
11822 (merge_graph_nodes): Ditto.
11823 (build_constraint_graph): Ditto.
11824 (topo_visit): Ditto.
11825 (solve_graph): Ditto.
11826 (create_variable_info_for): Ditto.
11827 (init_base_vars): Ditto.
11828 (delete_points_to_sets): Free graph, varmap, and complex constraints.
11829 (condese_varmap_nodes): Free complex vector.
11830 (clear_edges_for_node): Clear succs and preds vector.
11832 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11834 * tree-ssa-structalias.c (update_alias_info): Change counting of
11835 references to not include vdefs.
11837 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
11839 * tree-ssa-alias.c (free_used_part_map): Add missing free.
11840 (up_insert): Ditto.
11842 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11844 * pa.c (pa_commutative_p): Make PLUS commutative when
11845 TARGET_NO_SPACE_REGS is true.
11847 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11849 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
11850 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
11851 * tree-dfa.c (dump_subvars_for): New.
11852 (debug_subvars_for): New.
11853 (dump_variable): Show subvariables if VAR has them.
11854 * tree-flow-inline.h (get_subvar_at): New.
11855 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
11856 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
11858 (struct subvar): Change fields offset and size to unsigned
11860 (dump_subvars_for): Declare.
11861 (debug_subvars_for): Declare.
11862 (get_subvar_at): Declare.
11863 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
11864 to unsigned HOST_WIDE_INT *.
11865 (overlap_subvar): Likewise.
11866 * tree-gimple.c (is_gimple_reg): Always return false for
11867 SFTs and memory tags.
11868 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
11869 Update all callers.
11870 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
11871 (compute_may_aliases): Call compute_points_to_sets.
11872 (collect_points_to_info_for): Remove.
11873 (compute_points_to_and_addr_escape): Remove.
11874 (delete_alias_info): Call delete_points_to_sets.
11875 (compute_flow_sensitive_aliasing): If the call to
11876 find_what_p_points_to returns false, call set_pt_anything.
11877 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
11878 (set_pt_anything): Clear pi->pt_vars.
11879 (set_pt_malloc): Remove.
11880 (merge_pointed_to_info): Remove.
11881 (add_pointed_to_expr): Remove.
11882 (add_pointed_to_var): Remove.
11883 (collect_points_to_info_r): Remove.
11884 (is_escape_site): Make extern.
11886 (create_overlap_variables_for): Call it.
11887 * tree-ssa-copy.c (merge_alias_info): Never merge
11888 flow-sensitive alias information.
11889 * tree-ssa-operands.c (get_expr_operands): Adjust variables
11890 offset and size to be unsigned HOST_WIDE_INT.
11891 (add_to_addressable_set): Rename from note_addressable.
11892 Set TREE_ADDRESSABLE as the variables are added to the set.
11894 (add_stmt_operand): Do not try to micro-optimize unmodifiable
11895 operands into VUSEs when adding V_MAY_DEFs for members in an
11897 * tree-ssa-operands.h (add_to_addressable_set): Declare.
11898 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
11899 (struct variable_info): Add bitfield is_heap_var.
11900 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
11901 (new_var_info): Initialize is_heap_var.
11902 (get_constraint_for): Add HEAP variables to the symbol table.
11903 Mark them with is_heap_var.
11904 (update_alias_info): New. Taken mostly from the old
11905 compute_points_to_and_addr_escape.
11906 (handle_ptr_arith): New.
11907 (find_func_aliases): Call update_alias_info.
11908 Call handle_ptr_info for tcc_binary expressions.
11909 Call mark_stmt_modified.
11910 (create_variable_info_for): If DECL has subvars, do not create
11911 variables for its subvars. Always add all the fields.
11912 (set_uids_in_ptset): If the solution includes ANYOFFSET and
11913 SFTs, then add all the SFTs of the structure.
11914 If VI->DECL is an aggregate with subvariables, add the SFT at
11916 (find_what_p_points_to): If VI is an artificial variable,
11917 translate to bitfields in SSA_NAME_PTR_INFO.
11918 If the solution is empty, set pi->pt_vars to NULL
11919 (init_base_vars): Create ANYOFFSET.
11920 (compute_points_to_sets): Rename from create_alias_vars.
11922 (pass_build_pta): Remove.
11923 (delete_points_to_sets): Rename from delete_alias_vars.
11924 (pass_del_pta): Remove.
11925 * tree-ssa-structalias.h (struct alias_info): Move from
11927 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
11928 NUM_REFERENCES_SET): Likewise.
11929 (compute_points_to_sets, delete_points_to_sets): Declare.
11931 2005-07-09 Richard Henderson <rth@redhat.com>
11933 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
11934 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
11935 alpha_split_lock_test_and_set_12): New functions.
11936 * config/alpha/alpha-protos.h: Update.
11937 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
11938 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
11939 * config/alpha/sync.md (I12MODE): New.
11940 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
11941 (sync_<fetchop_name><I48MODE>): Likewise.
11942 (sync_nand<I48MODE>): Likewise.
11943 (sync_old_<fetchop_name><I48MODE>): Likewise.
11944 (sync_new_<fetchop_name><I48MODE>): Likewise.
11945 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
11946 (sync_compare_and_swap<I48MODE>): Likewise.
11947 (sync_lock_test_and_set<I48MODE>): Likewise.
11948 (sync_compare_and_swap<I12MODE>): New.
11949 (sync_compare_and_swap<I12MODE>_1): New.
11950 (sync_lock_test_and_set<I12MODE>): New.
11951 (sync_lock_test_and_set<I12MODE>_1): New.
11953 2005-07-09 Diego Novillo <dnovillo@redhat.com>
11957 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
11959 2005-07-09 Jakub Jelinek <jakub@redhat.com>
11961 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
11962 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
11964 2005-07-09 Richard SAndiford <richard@codesourcery.com>
11967 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
11969 2005-07-08 David Edelsohn <edelsohn@gnu.org>
11971 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
11972 memory_operand constraint.
11973 (store_conditional_<mode>): Same.
11974 (sync_compare_and_swap<mode>): Same.
11975 (sync_lock_test_and_set<mode>): Same.
11977 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
11979 Rewrite PIC support to more closely model actual instructions.
11980 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
11981 (cris_symbol): Remove prototypes for removed functions.
11982 (cris_pic_symbol_type_of, cris_valid_pic_const)
11983 (cris_expand_pic_call_address): Prototypes for new functions.
11984 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
11986 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
11988 <case ':'>: Add case for new punctuation character.
11989 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
11990 emitting (extra) PIC modifier.
11991 <case UNSPEC>: Do not assert for PLT.
11992 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
11993 (cris_expand_prologue, cris_expand_epilogue): Check
11994 for pic_offset_table_rtx usage instead of taking
11995 current_function_uses_pic_offset_table as the final word.
11996 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
11997 Remove flag_pic difference.
11998 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
11999 the moral equivalents of...
12000 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
12002 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
12003 (cris_handle_option): Mark ARG as unused.
12004 (cris_expand_pic_call_address): New worker function for "call",
12006 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
12007 output PIC constructs here.
12008 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
12009 as symbol-specific modifers, not whole or part of operands.
12010 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
12011 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
12012 constants and flag_pic.
12013 (CONSTANT_INDEX_P): Adjust for new functions.
12014 (enum cris_pic_symbol_type): New helper type.
12015 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
12016 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
12017 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
12019 ("movsi"): Emit actual instructions for GOT and relative access.
12020 ("*movsi_got_load"): New pattern to set up the register holding
12022 ("*movsi_internal"): Operand 1 is not a plain general_operand.
12023 Adjust FIXME for 'S'.
12024 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
12025 Use "movs" for -fpic cases.
12026 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
12027 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
12028 ("call", "call_value"): Just call cris_expand_pic_call_address for
12030 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
12031 Remove special pattern.
12032 ("*expanded_call_side", "*expanded_call_value_side"): New
12034 (gotplt-to-plt, gotplt-to-plt-side-call)
12035 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
12037 * config/cris/cris/predicates.md
12038 ("cris_general_operand_or_gotless_symbol"): Remove unused
12040 ("cris_general_operand_or_symbol"): Adjust for new functions.
12042 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12044 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
12046 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
12048 * Makefile.in (TREE_H): Add treestruct.def.
12049 (c-decl.o): Add pointer-set.h
12050 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
12051 visibility on regular DECL's.
12052 (merge_decls): Fix the copying of decl nodes of various types for
12053 the new structures. Don't update RTL, section name, weak status,
12054 etc, on DECL's without RTL.
12055 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
12056 Don't check volatile on non-variable types.
12057 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
12058 to check whether we have seen arguments.
12059 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
12060 flag is checked before field (flag is common, field is not).
12061 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
12062 TS_DECL_COMMON could have an origin.
12063 (add_location_or_const_value_attribute): Don't check section name
12064 on non-var/function decls.
12065 (dwarf2out_var_location): Reverse order of tests.
12066 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
12067 with DECL_WRTL_CHECK.
12068 * expmed.c (make_tree): rtl is now in decl_with_rtl.
12069 * fold-const.c (fold_binary): Don't check weakness on
12070 non-var/function decls.
12071 (tree_expr_nonzero_p): Ditto.
12072 (fold_checksum_tree): Use tree_decl_extra as sizeof
12074 * ggc-page.c (extra_order_size_table): Add sizes for
12075 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
12077 * gimplify.c (gimplify_bind_expr): Only set
12078 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
12079 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
12081 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
12082 * langhooks.h (init_ts). New langhook.
12083 * passes.c (rest_of_decl_compilation): Reverse order of tests.
12084 * print-tree.c (print_node): Update to only print fields that
12085 exist in the structures the passed decl has.
12086 * toplev.c (wrapup_global_declarations): Don't reset
12087 DECL_DEFER_OUTPUT on DECL's that don't contain it.
12088 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
12089 * tree-inline.c (remap_decl): Ditto.
12090 * tree-outof-ssa.c (create_temp): Reverse order of tests.
12091 * tree-pretty-print.c (print_declaration): Don't print
12092 DECL_REGISTER on things that don't contain it.
12093 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
12094 non-var/function decls.
12095 * tree.c (tree_contains_struct): New structure.
12096 (init_priority_for_decl): New hashtable.
12097 (tree_int_map): New structure.
12098 (tree_int_map_eq): New function.
12099 (tree_int_map_marked_p): Ditto.
12100 (tree_int_map_hash): Ditto.
12101 (tree_map): Move to tree.h.
12102 (tree_map_eq): Externalize.
12103 (tree_map_hash): Ditto.
12104 (tree_map_marked_p): Ditto.
12105 (init_ttree): Set up tree_contains_struct and call langhook.
12106 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
12107 (tree_code_size): Update for new structures.
12108 (tree_node_structure): Update for new structures.
12109 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
12111 (copy_node_stat): Copy init priority.
12112 (build_decl_stat): Ditto for visibility.
12113 (ts_enum_names): New.
12114 (tree_contains_struct_check_failed): New function.
12115 (decl_init_priority_lookup): Ditto.
12116 (decl_init_priority_insert): Ditto.
12117 * treestruct.def: New file.
12118 * tree.h (CODE_CONTAINS_STRUCT): New macro.
12119 (CONTAINS_STRUCT_CHECK): Ditto.
12120 (tree_contains_struct_check_failed): New prototype.
12121 (DECL_CHECK): Removed.
12122 (DECL_MINIMAL_CHECK): New.
12123 (DECL_COMMON_CHECK): Ditto.
12124 (DECL_WRTL_CHECK): Ditto.
12125 (DECL_NON_COMMON_CHECK): Ditto.
12126 (DECL_WITH_VIS_CHECK): Ditto.
12127 (VAR_OR_FUNCTION_DECL_P): Ditto
12128 (struct tree_decl_minimal): New structure.
12129 (struct tree_decl_common): Ditto.
12130 (struct tree_decl_with_rtl): Ditto.
12131 (struct tree_decl_with_vis): Ditto.
12132 (struct tree_decl_non_common): Ditto.
12133 (struct tree_field_decl): Ditto.
12134 (struct tree_parm_decl): Ditto.
12135 (struct tree_var_decl): Ditto.
12136 (struct tree_function_decl): Ditto.
12137 (struct tree_const_decl): Ditto.
12138 (struct tree_result_decl): Ditto.
12139 (union tree_node): Add new structures.
12140 * var-tracking.c (track_expr_p): Reverse order of tests.
12142 * doc/c-tree.texi: Add documentation on DECL node internal structure.
12144 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12146 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
12147 * system.h: Poison FINALIZE_PIC.
12148 * doc/tm.texi (FINALIZE_PIC): Remove.
12150 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12153 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
12154 to the correct type if we have a MODIFY_EXPR.
12156 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
12158 PR tree-optimization/22360
12159 * tree.c (upper_bound_in_type): Fix calculations for casting
12160 to a non-wider signed type and casting a signed value to a
12161 wider unsigned type.
12162 (lower_bound_in_type): Fix calculations for casting to a
12163 non-wider signed type.
12165 PR tree-optimization/20139
12166 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
12168 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
12169 fold_cond_expr_cond.
12170 * tree-ssanames.c (release_defs): Assert in_ssa_p.
12171 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
12173 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
12176 * tree-complex.c (expand_complex_libcall): Produce
12177 REALPART_EXPR/IMAGPART_EXPR with the correct type.
12179 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12181 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
12182 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
12183 b" assert and inserted fastpath code for this case.
12184 (bitmap_ior): Removed "a != b" assert.
12186 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12188 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
12189 (ENDFILE_SPEC): Likewise.
12190 * config/m32r/m32r.h (ASM_SPEC): Likewise.
12192 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
12193 a large stack frame at epilogue.
12195 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
12197 * final.c: Include sdbout.h when required.
12199 2005-07-07 Geoffrey Keating <geoffk@apple.com>
12201 * config.gcc (*-*-darwin*): Only one target-specific header file
12202 for generic darwin.
12203 (powerpc-*-darwin*): Add version-specific header files.
12204 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
12205 * config.in: Regenerate.
12206 * configure: Regenerate.
12207 * gcc.c: Include xregex.h.
12208 (version_compare_spec_function): New.
12209 (spec_function): Add version-compare.
12210 (replace_outfile_spec_function): Reformat comment.
12211 (compare_version_strings): New.
12212 * config/darwin-c.c (version_as_macro): New.
12213 (builtin_define): New.
12214 (darwin_cpp_builtins): New.
12215 * config/darwin-protos.h (darwin_cpp_builtins): New.
12216 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
12217 (LIB_SPEC): Make unconditional, update comment.
12218 (TARGET_C99_FUNCTIONS): Define.
12219 * config/darwin.opt: Sort.
12220 (mmacosx-version-min=): New.
12221 * config/darwin7.h: Delete.
12222 * config/darwin8.h: Delete.
12223 * config/i386/darwin.h (): Call darwin_cpp_builtins.
12224 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
12225 (TARGET_C99_FUNCTIONS): Define.
12226 * config/rs6000/darwin7.h: New.
12227 * config/rs6000/darwin8.h: New.
12228 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
12229 (-mmacosx-version-min): Document.
12231 2005-07-07 Ian Lance Taylor <ian@airs.com>
12233 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
12235 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
12237 PR middle-end/22239
12238 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
12240 2005-07-07 Khem Raj <kraj@mvista.com>
12242 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
12243 in bytes, not words.
12245 2005-07-07 Paul Brook <paul@codesourcery.com>
12247 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
12248 DEFAULT_FUNCTION_ARG_PADDING to upward.
12250 2005-07-07 Richard Henderson <rth@redhat.com>
12252 * function.c (locate_and_pad_parm): Record parameter alignment in
12253 stack_alignment_needed.
12255 2005-07-07 David Edelsohn <edelsohn@gnu.org>
12257 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
12258 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
12259 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
12260 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
12261 (define_attr "type"): Add isync, sync, load_l, store_c.
12262 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
12263 Create scratch volatile MEM.
12264 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
12266 (load_locked_<mode>): New.
12267 (store_conditional_<mode>): New.
12268 (sync_compare_and_swap<mode>): Replace with splitter.
12269 (sync_lock_test_and_set<mode>): Replace with splitter.
12270 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
12272 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
12273 is ics. Attribute isync.
12274 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
12276 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
12277 and UNSPECV_SYNC_OP.
12278 (emit_unlikely_jump): New.
12279 (emit_load_locked): New.
12280 (emit_store_conditional): New.
12281 (rs6000_split_compare_and_swap): New.
12282 (rs6000_split_lock_test_and_set): New.
12283 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
12284 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
12285 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
12286 rs6000_split_lock_test_and_set): Declare.
12287 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
12288 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
12289 store_c, isync, sync.
12291 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
12293 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
12294 filenames to gtyp-gen.h.
12295 (s-typ-gen): Use it in place of for loops.
12297 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
12299 * hooks.c (hook_bool_rtx_int_false): New function.
12300 * hooks.h (hook_bool_rtx_int_false): Declare.
12301 * target-def.h (TARGET_COMMUTATIVE_P): Define.
12302 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
12303 * target.h (struct gcc_target): Add commutative_p member.
12304 * targhooks.c (hook_bool_rtx_commutative_p): New function.
12305 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
12306 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
12307 (pa_commutative_p): New function.
12308 * jump.c (target.h): Include.
12309 (rtx_renumbered_equal_p): Use targetm.commutative_p.
12310 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
12312 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12314 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
12315 (s390_expand_setmem): New.
12316 * config/s390/s390.c: Likewise.
12317 (print_shift_count_operand): Truncate to 12 bits instead of 6.
12319 * config/s390/s390.md: ("setmem<mode>"): Accept character as
12320 general_operand. Call new function "s390_expand_setmem".
12321 ("clrmem_long", "*clrmem_long"): Rewrite to ...
12322 ("setmem_long", "*setmem_long"): ... this.
12324 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12326 * config/s390/s390.c: (optimization_options): Enable
12327 TARGET_MVCLE at -Os.
12328 * doc/invoke.texi: Document changes in default behaviour.
12329 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
12331 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
12333 * expr.c: (set_storage_via_setmem): Convert opchar to mode
12334 defined by back-end.
12336 2005-07-07 Jakub Jelinek <jakub@redhat.com>
12338 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
12339 all sets in the pattern.
12340 * config/rs6000/rs6000.md (stack_protect_testsi,
12341 stack_protect_testdi): Likewise.
12343 2005-07-06 Jeff Law <law@redhat.com>
12345 * tree-vrp.c (simplify_using_ranges): Kill.
12346 (vrp_finalize): Remove call to simplify_using_ranges.
12347 (simplify_stmt_using_ranges): New function extracted from
12348 simplify_using_ranges.
12349 (simplify_div_or_mod_using_ranges): Likewise.
12350 (simplify_abs_using_ranges): Likewise.
12351 (simplify_cond_using_ranges): New function.
12352 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
12353 * tree-ssa-propagate.c (substitute_and_fold): Call
12354 simplify_stmt_using_ranges if we have range information.
12356 2005-07-06 James E. Wilson <wilson@specifixinc.com>
12358 * config/ia64/ia64.c (ia64_reorg): Check optimize before
12359 ia64_flag_schedule_isns2.
12361 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
12362 reading/writing general registers.
12363 (ia64_function_arg): Revert 2005-06-18 change.
12365 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12367 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
12368 (legitimize_tls_address): Use gcc_unreachable instead of abort.
12370 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
12372 * function.c (expand_function_end): Revert part of 2005-06-27
12373 patch. Do sjlj_emit_function_exit_after after return_label.
12375 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12377 * doc/install.texi (--disable-libssp): New.
12379 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
12381 * doc/invoke.texi: Update -fforce-mem documentation.
12382 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
12383 code for -fforce-mem.
12384 * expmed.c: (store_bit_field,store_fixed_bit_field,
12385 extract_bit_field): Ditto.
12386 * expr.c: (convert_move): Ditto.
12387 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
12388 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
12389 emit_conditional_add,expand_float,expand_fix): Ditto.
12390 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
12391 (common_handle_option): Issue warning when -fforce-mem specified.
12393 2005-07-06 Paul Brook <paul@codesourcery.com>
12395 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
12397 * configure: Regenerate.
12399 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
12401 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
12403 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
12405 Fix PR tree-optimization/22319
12406 Fix PR tree-optimization/22140
12407 Fix PR tree-optimization/22310
12409 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
12410 variable sized types.
12411 Use correct type for intermediate structure on *a = *b structure
12414 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12416 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
12418 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
12419 (machine_function): Move typedef to...
12420 * config/rs6000/rs6000.c (machine_function): ... here. Add
12421 varargs_save_offset field.
12422 (rs6000_stack_t): Remove varargs_size field.
12423 (setup_incoming_varargs): Allocate varargs save area using
12424 assign_stack_local, try to make it as small as possible.
12425 Save offset from virtual_stack_vars_rtx to the save area
12426 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
12427 instead of magic 8 when fp word byte size is used.
12428 (rs6000_va_start): Use cfun->machine->varargs_save_offset
12429 instead of -RS6000_VARARGS_SIZE.
12430 (rs6000_stack_info, debug_stack_info,
12431 rs6000_initial_elimination_offset): Remove all traces of
12433 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
12434 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
12435 RS6000_VARARGS_AREA.
12437 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
12439 PR tree-optimization/21963
12440 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
12441 constant_multiple_of in the same way get_computation_cost_at does.
12443 2005-07-06 Jakub Jelinek <jakub@redhat.com>
12445 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
12446 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
12447 (gen_compare_reg): If sparc_compare_emitted is set, clear it
12448 and return its previous value.
12449 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
12450 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
12452 (stack_protect_set, stack_protect_test): New expanders.
12453 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
12454 stack_protect_testdi): New insns.
12455 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12456 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
12458 2005-07-06 Jeff Law <law@redhat.com>
12460 * tree-ssa-dce.c (cfg_altered): New global.
12461 (tree_dce_init): Initialize cfg_altered.
12462 (remove_dead_stmt): If we remove an edge in the CFG, then set
12464 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
12467 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
12469 * Makefile.in (stamp-collect-ld): Use
12470 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
12471 ./collect-ld if it already exists.
12472 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
12473 Don't remove ./nm if it already exists.
12475 2005-07-05 Devang Patel <dpatel@apple.com>
12477 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
12478 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
12479 * tree-vectorizer.c (vect_loop_location): New.
12480 (vect_print_dump_info): Use vect_loop_location.
12481 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
12482 (vectorize_loops): Set vect_loop_location.
12483 * tree-vect-analyze.c (vect_analyze_offset_expr,
12484 vect_determin_vectorization_factor, vect_analyze_operations,
12485 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
12486 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
12487 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
12488 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
12489 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
12490 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
12491 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
12492 vect_analyze_loop): Adjust vect_print_dump_info API.
12493 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
12494 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
12495 vect_finish_stmt_generation, vectorizable_assignment,
12496 vectorizable_operation, vectorizable_store, vectorizable_load,
12497 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
12498 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
12499 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
12500 vect_transform_loop): Same.
12501 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
12502 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
12505 2005-07-05 Randolph Chung <tausq@debian.org>
12507 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
12508 * configure: Regenerate.
12509 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
12510 (pa_tls_referenced_p): Declare.
12511 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
12512 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
12513 (legitimize_tls_address): New.
12514 (hppa_legitimize_address): Handle TLS addresses.
12515 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
12516 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12517 (emit_move_sequence): Handle TLS addresses.
12518 (pa_encode_section_info): Call default handler to handle common
12520 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
12521 (CONSTANT_ADDRESS_P): Reject TLS operands.
12522 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
12523 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
12524 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
12525 (UNSPEC_TLSLE): Define new constants.
12526 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
12527 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
12528 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
12529 (tie_symbolic_operand, tle_symbolic_operand): New
12531 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
12533 * aclocal.m4: Update macros for autoconf 2.59 style.
12534 * configure.ac: Likewise.
12536 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12538 * pa.c (function_value): Handle small aggregates on 32-bit targets.
12539 (function_arg): Pass small aggregates in general registers on 32-bit
12541 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
12543 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
12545 * Makefile.in (final.o): Fix dependencies.
12547 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12551 * langhooks.h (struct lang_hooks): Add expr_to_decl.
12552 * langhooks.c (lhd_expr_to_decl): New.
12553 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
12555 (LANG_HOOKS_INITIALIZER): Update.
12556 * tree.c (recompute_tree_invarant_for_addr_expr): Call
12557 expr_to_decl langhook.
12558 * c-tree.h (c_expr_to_decl): Declare.
12559 * c-typeck.c (c_expr_to_decl): New.
12560 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
12562 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
12564 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
12567 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
12568 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
12570 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
12572 * Makefile.in: Adjust dependencies.
12573 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
12574 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
12575 * alias.c (rest_of_handle_cfg, pass_cfg): New.
12576 * bb-reorder.c (duplicate_computed_gotos): Make it static.
12577 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
12578 rest_of_compilation.
12580 * bb-reorder.c (gate_duplicate_computed_gotos,
12581 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
12582 rest_of_handle_reorder_blocks, pass_reorder_blocks,
12583 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
12584 pass_partition_blocks): New.
12585 * bt-load.c (gate_handle_branch_target_load_optimize,
12586 rest_of_handle_branch_target_load_optimize,
12587 pass_branch_target_load_optimize): New.
12588 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
12590 * cfglayout.c (pass_insn_locators_initialize): New.
12591 * cfgrtl.c (pass_free_cfg): New.
12592 * combine.c (gate_handle_combine, rest_of_handle_combine,
12593 pass_combine): New.
12594 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
12595 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
12596 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
12597 * except.c (pass_set_nothrow_function_flags,
12598 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
12600 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
12601 rest_of_handle_shorten_branches, pass_shorten_branches,
12602 rest_of_clean_state, pass_clean_state): New.
12603 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
12604 rest_of_handle_remove_death_notes, pass_remove_death_notes,
12605 rest_of_handle_life, pass_life, rest_of_handle_flow2,
12607 * function.c (pass_instantiate_virtual_regs, pass_init_function,
12608 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
12609 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12610 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
12612 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
12613 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
12614 pass_rtl_ifcvt, gate_handle_if_after_combine,
12615 rest_of_handle_if_after_combine, pass_if_after_combine,
12616 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
12617 pass_if_after_reload): New.
12618 * integrate.c (pass_initial_value_sets): New.
12619 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
12620 pass_purge_lineno_notes): New.
12621 * mode-switching.c (rest_of_handle_mode_switching,
12622 pass_mode_switching): New.
12623 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
12624 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
12626 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
12627 pass_loop_optimize): New.
12628 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
12630 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
12632 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
12633 pass_postreload_cse): New.
12634 * profile.c (gate_handle_profiling, pass_profiling,
12635 rest_of_handle_branch_prob, pass_branch_prob): New.
12636 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
12637 pass_split_before_regstack, gate_handle_split_before_regstack,
12638 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
12639 rest_of_handle_split_all_insns, pass_split_all_insns): New.
12640 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
12641 pass_stack_regs): New.
12642 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
12643 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
12644 pass_stack_adjustments): New.
12645 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
12646 pass_regrename): New.
12647 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
12648 pass_delay_slots, gate_handle_machine_reorg,
12649 rest_of_handle_machine_reorg, pass_machine_reorg): New.
12650 * rtl.h (extern void purge_line_number_notes): New.
12651 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
12652 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
12654 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
12656 * value-prof.c (gate_handle_value_profile_transformations,
12657 rest_of_handle_value_profile_transformations,
12658 pass_value_profile_transformations): New.
12659 * var-tracking.c (gate_handle_var_tracking,
12660 pass_variable_tracking): New.
12661 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
12663 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
12664 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
12665 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
12666 rest_of_handle_old_regalloc, rest_of_handle_regrename,
12667 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
12668 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
12669 rest_of_handle_gcse2, rest_of_handle_regmove,
12670 rest_of_handle_tracer, rest_of_handle_if_conversion,
12671 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
12672 rest_of_handle_web, rest_of_handle_branch_prob,
12673 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
12674 rest_of_handle_jump_bypass, rest_of_handle_combine,
12675 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12676 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12677 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
12678 rest_of_handle_mode_switching, rest_of_handle_jump,
12679 rest_of_handle_eh, rest_of_handle_stack_adjustments,
12680 rest_of_handle_flow2, rest_of_handle_jump2,
12681 rest_of_handle_peephole2, rest_of_handle_postreload,
12682 rest_of_handle_shorten_branches, rest_of_clean_state,
12683 rest_of_compilation): Remove.
12685 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
12686 * passes.c (dump_flags, in_gimple_form, all_passes,
12687 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12688 register_dump_files, next_pass_1, last_verified, execute_todo,
12689 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
12690 from tree-optimize.c.
12691 (init_optimization_passes): Moved from tree-optimize.c,
12692 adding the RTL optimizations.
12693 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
12694 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
12695 all_ipa_passes, all_lowering_passes, register_one_dump_file,
12696 register_dump_files, next_pass_1, last_verified, execute_todo,
12697 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
12698 init_tree_optimization_passes, ipa_passes): Delete.
12699 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
12701 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
12702 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
12704 (ipa_passes): Remove.
12705 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
12706 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
12707 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
12708 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
12709 (dump_info_p, dump_flag): Moved to tree-dump.h.
12711 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
12713 * passes.c (finish_optimization_passes): Use dump_begin
12714 and dump_end, TDI_end.
12715 (gate_rest_of_compilation): New.
12716 (pass_rest_of_compilation): Use it.
12717 (gate_postreload, pass_postreload): New.
12718 * toplev.c (general_init): Rename init_tree_optimization_passes.
12719 * toplev.h (init_tree_optimization_passes): Rename to
12720 init_optimizations_passes.
12721 * tree-dump.c (dump_flag): Make static.
12722 (dump_files): Remove RTL dumps.
12723 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
12724 pass_cleanup_cfg, pass_free_cfg_annotations,
12725 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12726 pass_init_datastructures, pass_fixup_cfg): Make non-static.
12727 * tree-pretty-print.c: Include tree-pass.h.
12728 * cgraph.c: Include tree-dump.h.
12730 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12732 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
12733 Only fall back to saying it points to readonly memory if
12734 we can't do better.
12736 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
12738 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
12739 * config/m32r/m32r.c (m32r_compute_frame_size,
12740 m32r_expand_prologue): Take current_function_profile into
12741 account whenever we reference
12742 current_function_uses_pic_offset_table.
12743 (m32r_finalize_pic): Remove.
12744 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
12746 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
12748 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
12749 instead of $<. Don't remove ./as if it already exists.
12751 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12754 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
12755 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
12756 for complex modes when generating code for PA 1.0.
12757 (VALID_FP_MODE_P): New macro.
12758 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12759 sets for all general and floating point modes. Align wide floating
12760 point modes to even register boundaries to comply with architectural
12762 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
12763 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
12764 (VALID_FP_MODE_P): New macro.
12765 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
12766 sets for all general and floating point modes. Align wide floating
12767 point modes to even register boundaries to comply with architectural
12770 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12772 * tree-dump.c (dump_files): Initialize dump number for .cgraph
12775 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12777 * tree-ssa-structalias.c: Don't include expr.h.
12779 2005-07-04 Diego Novillo <dnovillo@redhat.com>
12781 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
12784 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
12786 Fix PR tree-optimization/22279
12788 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
12791 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
12793 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
12795 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12797 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
12798 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
12799 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
12800 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
12801 config/stormy16/stormy16.c, config/v850/v850.c,
12802 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
12803 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
12804 Avoid "." or "\n" at end of diagnostics and capital letters at
12805 start of diagnostics.
12806 * combine.c, cse.c: Don't translate dump file output.
12807 * toplev.c (print_version): Only translate output if going to
12810 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12812 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
12813 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
12816 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12818 * pa.c (fix_range): Fix typo in comment.
12820 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
12822 * tree-vrp.c (extract_range_from_assert): Replace
12823 fold (build (...)) with fold_build2.
12825 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12827 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
12828 gcc_gfc_char_table, init_dynamic_gfc_info): New.
12829 (format_types_orig, handle_format_attribute): Add support for
12832 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
12834 * varasm.c (assemble_variable): Fix format specifier thinko.
12836 2005-07-03 Ira Rosen <irar@il.ibm.com>
12838 PR tree-optimization/22029 (and 22135)
12839 * tree-pretty-print.c (dump_generic_node): Check that the node is not
12840 a phi node before calling dump_vops.
12842 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12844 * tree-dump.h (dump_string_field): Declare.
12845 * tree-dump.c: Use it instead of dump_string.
12846 (dump_string_field): Make non-static.
12848 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
12850 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
12851 up the minimal CFG stuff always when optimize > 0. Call
12852 split_all_insns_noflow in PIC case if needed.
12854 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
12855 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
12858 * c-decl.c (c_write_global_declarations): Dump contents of
12860 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
12861 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
12862 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
12863 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
12866 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
12868 * c-common.h (GCC_DIAG_STYLE): Define.
12869 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
12870 version for format checking to 4.1.
12871 * c-format.c: Include toplev.h after c-common.h.
12872 (enum format_type): Add gcc_tdiag_format_type.
12873 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
12874 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
12875 (format_types_orig): Add gcc_tdiag.
12876 (init_dynamic_diag_info): Support gcc_tdiag formats.
12877 (handle_format_attribute): Likewise.
12878 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
12879 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
12880 version for format checking to 4.1.
12881 (warning0, warning, error, pedwarn, sorry): Use
12882 ATTRIBUTE_GCC_DIAG.
12883 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
12884 (finish_aliases_1): Do not use %qE.
12885 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
12886 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
12887 Correct format bugs.
12888 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
12889 parameter to unsigned HOST_WIDE_INT.
12890 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
12892 2005-07-02 David Edelsohn <edelsohn@gnu.org>
12894 PR middle-end/21742
12895 * expr.c (write_complex_part): Use adjust_address for MEM.
12896 (read_complex_part): Same.
12898 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
12900 Fix PR tree-optimization/22280
12902 * tree-sra.c (generate_element_init): Remove useless loop.
12904 2005-07-02 Richard Henderson <rth@redhat.com>
12906 * config/alpha/alpha.c (alpha_legitimize_address): Check for
12908 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
12910 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
12912 PR middle-end/14490
12913 * fold-const.c (fold_binary): Handle the return value of
12914 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
12915 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
12917 2005-07-02 Jeff Law <law@redhat.com>
12919 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
12920 a eliminate type conversion which feeds an equality comparison
12921 if the original type or either operand in the comparison is a
12924 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
12926 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
12927 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
12929 * config/avr/avr.c: Do not use '`' as left quote.
12930 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
12931 Remove "." from end of diagnostics. Make diagnostics start with
12934 2005-07-02 Zack Weinberg <zack@codesourcery.com>
12935 Joseph S. Myers <joseph@codesourcery.com>
12937 * toplev.c (default_tree_printer): Handle setting location with
12939 * c-objc.common.c (c_tree_printer): Likewise.
12940 * c-format.c (gcc_diag_flag_specs): Add '+'.
12941 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
12942 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
12944 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
12945 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
12946 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
12947 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
12948 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
12949 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
12950 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
12951 format arguments where %J is used without %D.
12953 2005-07-02 Jakub Jelinek <jakub@redhat.com>
12955 * gcc.c (LINK_SSP_SPEC): Define.
12956 (link_ssp_spec): New variable.
12957 (LINK_COMMAND_SPEC): Add %(link_ssp).
12958 (static_specs): Add link_ssp_spec.
12959 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
12960 * configure: Rebuilt.
12961 * config.in: Rebuilt.
12963 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
12964 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12965 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12966 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
12967 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
12968 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
12969 -0x7008(2) instead of reading __stack_chk_guard variable.
12970 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
12972 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
12973 (stack_protect_set, stack_protect_test): Use *_tls* patterns
12974 if TARGET_THREAD_SSP_OFFSET is defined.
12975 (stack_tls_protect_set_si, stack_tls_protect_set_di,
12976 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
12979 2005-06-27 Richard Henderson <rth@redhat.com>
12980 * libgcc-std.ver (GCC_4.1.0): New.
12981 * libgcc.h (__stack_chk_guard): Declare.
12982 (__stack_chk_fail, __stack_chk_fail_local): Declare.
12983 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
12984 * mklibgcc.in (lib2funcs): Add them.
12986 2005-07-01 Richard Henderson <rth@redhat.com>
12988 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
12989 void * before struct sigcontext *.
12990 (x86_fallback_frame_state): Likewise.
12992 2005-07-01 James E. Wilson <wilson@specifixinc.com>
12994 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
12996 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
12999 * tree-ssa-reassoc.c (should_transpose): Fix which operand
13000 we check for SSA_NAME for.
13002 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
13004 Fix PR tree-optimization/22071
13006 * tree-ssa-structalias.c (offset_overlaps_with_access): New
13008 (get_constraint_for_component_ref): Use it.
13010 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
13013 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
13014 print out the last new line.
13016 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
13018 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
13019 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
13020 * config/cris/cris.c (cris_conditional_register_usage): Adjust
13021 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
13022 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
13023 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
13024 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
13025 (enum reg_class): New member CC0_REGS.
13026 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
13027 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
13028 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
13029 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
13030 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13031 Adjust for register now described.
13033 2005-07-01 Jakub Jelinek <jakub@redhat.com>
13036 * config/i386/i386.md (stack_protect_test_si,
13037 stack_protect_test_di): Add earlyclobber for scratch 3.
13038 * config/rs6000/rs6000.md (stack_protect_testsi,
13039 stack_protect_testdi): Add earlyclobber for scratch 3,
13040 remove earlyclobber from scratch 4.
13042 Older entries for 2005 can be found in ChangeLog-2005.