1 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
3 PR rtl-optimization/25310
4 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
5 of the eliminable register when substituting into a PLUS.
7 2005-12-14 Jakub Jelinek <jakub@redhat.com>
10 * config/i386/i386.c (ix86_force_to_memory): Always use
11 SImode push for HImode in -m32.
12 (ix86_free_from_memory): Likewise.
14 2005-12-14 Richard Sandiford <richard@codesourcery.com>
16 * gcc/config/arm/arm.md: Provide a big-endian version of the
17 (zero_extend:SI (subreg:QI ...)) splitter.
19 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
21 * struct-equiv.c (note_local_live): Handle hard regs with different
24 2005-12-14 Jeff Law <law@redhat.com>
26 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
27 to a structure containing state rather than a pointer to bool.
28 (case ARRAY_REF): New code to handle folding some array references.
29 (case ADDR_EXPR): Note when we are processing expressions found
31 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
32 for state variables rather than just a pointer to a boolean.
33 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
34 handling of constant string references.
36 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
38 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
39 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
40 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
41 Move other tst* patterns to retain partial order.
43 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
45 * config/s390/s390.md ("d0", "1"): New mode attributes.
46 ("<shift>di3", "<shift>si3"): Merge.
47 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
48 ("ashrdi3", "ashrsi3"): Merge.
49 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
50 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
51 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
52 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
53 ("*ashrdi3", "*ashrsi3"): Merge.
54 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
56 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
58 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
59 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
60 ("*extendqidi2", "*extendqisi2") Merge.
61 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
62 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
63 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
64 Move some patterns to retain partial ordering.
66 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
68 * config/s390/s390.md ("atype", "length"): Rewrite.
69 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
71 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
73 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
75 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
77 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
78 PARALLELs with a mode.
80 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
82 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
85 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
87 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
89 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
93 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
96 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
98 2005-12-14 Jakub Jelinek <jakub@redhat.com>
102 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
103 DECL_P, call get_section rather than get_named_section. Supply
106 2005-12-14 Ben Elliston <bje@au.ibm.com>
108 * c-common.c (c_common_truthvalue_conversion): Generalise warning
109 for addresses converted to booleans; not just function addresses.
110 * c-typeck.c (build_binary_op): Warn for address comparisons which
111 can never be NULL (eg. func == NULL or &var == NULL).
112 * common.opt (Walways-true): New option.
113 * c-opts.c (c_common_handle_option): Set it with -Wall.
114 * doc/invoke.texi: Document it.
116 2005-12-13 Paul Brook <paul@codesourcery.com>
118 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
119 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
121 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
123 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
124 (EXTRA_MULTILIB_PARTS): Define.
126 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
128 PR rtl-optimization/20070 / part1
129 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
130 count_or_remove_death_notes with kill == -1.
131 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
132 registers if PROP_POST_REGSTACK is set.
133 (mark_used_reg): Likewise.
134 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
135 REG_UNUSED notes for stack regs.
136 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
137 to match rtx_equiv_p machinery. Change caller.
138 (outgoing_edges_match): Likewise.
139 (try_crossjump_to_edge): Use struct_equiv_block_eq
140 instead of flow_find_cross_jump.
141 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
142 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
143 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
144 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
145 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
146 (insns_match_p): Update prototype.
147 (flow_find_cross_jump): Remove prototype.
148 (struct_equiv_block_eq, struct_equiv_init): Declare.
149 (rtx_equiv_p, condjump_equiv_p): Likewise.
150 * struct-equiv.c: Include reload.h.
151 (IMPOSSIBLE_MOVE_FACTOR): Define.
152 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
153 (struct_equiv_improve_checkpoint): Likewise.
154 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
155 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
156 (struct_equiv_merge, find_dying_input): Likewise.
157 (resolve_input_conflict, note_local_live): Likewise.
158 (death_notes_match_p): Change parameters and processing
159 to match rtx_equiv_p machinery. Change caller.
160 (insns_match_p): Likewise.
161 (flow_find_cross_jump): Replace with:
162 (struct_equiv_block_eq).
164 Back out this change:
165 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
166 * recog.c (verify_changes): Make it static.
167 * recog.h: Remove the corresponding prototype.
169 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
171 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
174 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
176 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
177 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
178 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
179 TARGET_MS1_64_001 appropriately.
180 (ms1_machine_reorg): Use TARGET_MS2.
182 2005-12-13 Jakub Jelinek <jakub@redhat.com>
186 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
187 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
188 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
189 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
190 Set mode to SI, adjust constraints.
191 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
192 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
195 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
197 * c-cppbuiltin.c (builtin_define_float_constants): Add
198 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
199 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
200 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
201 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
202 to "((double)%sL)" otherwise "%s".
204 2005-12-13 Paul Brook <paul@codesourcery.com>
206 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
209 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
211 * tree-flow.h: Allow compilation with a C++ compiler.
212 (struct edge_prediction): Prefix all field names with "ep_".
213 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
214 (tree_predict_edge, combine_predictions_for_bb): Likewise.
215 (remove_predictions_associated_with_edge): Likewise.
217 2005-12-12 Jeff Law <law@redhat.com>
219 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
221 * passes.c (init_optimization_passes): Run reassociation again
222 after loop optimizations.
224 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
226 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
228 (optimize_stmt): Ditto.
229 (canonicalize_comparison): New function.
230 * tree-ssa-operands.c (swap_tree_operands): Make external.
231 (get_expr_operands): Stop auto-canonicalization.
232 * tree-ssa-reassoc.c: Rewrite.
233 (init_optimization_passes):
234 * tree-flow.h (swap_tree_operands): Prototype.
235 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
237 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
239 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
240 indicate function epilogue has been output.
241 (pa_asm_output_mi_thunk): Likewise.
242 (output_deferred_plabels): Put plabels in readonly data section when
243 not generating PIC code.
244 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
245 information. Add assert.
246 (som_output_comdat_data_section_asm_op): New function.
247 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
248 instead of output_section_asm_op for COMDAT sections.
250 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
252 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
253 Fix whitespace in vincinity of to-be-installed changes.
254 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
255 (insns_match_p): Likewise.
257 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
259 * config.gcc (ms1): Replace with ...
261 * config/ms1: Rename to ...
262 * config/mt: ... here. Rename ms1 files to mt.
263 * config/mt/mt.c: Adjust gt-mt.h #include.
264 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
265 (crti.o, crtn.o): Adjust file names.
267 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
269 * varray.h: Allow compilation with a C++ compiler.
270 (union varray_data_tag): Prefix all field names with "vdt_".
271 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
272 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
273 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
274 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
275 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
276 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
277 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
278 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
279 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
280 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
281 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
282 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
283 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
284 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
285 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
286 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
287 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
288 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
289 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
290 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
291 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
292 VARRAY_TOP_TREE_PTR): Likewise.
293 * varray.c (varray_grow): Likewise.
294 (varray_clear): Likewise.
296 2005-12-12 Alan Modra <amodra@bigpond.net.au>
299 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
300 alignment to doubleword if the first field is a double array.
301 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
303 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
305 * tree-ssa-structalias.c (process_constraint): Remove code to
306 transform addressofs into scalar.
307 (create_variable_info_for): In whole-program IPA, globals don't
308 point to ANYTHING by default.
310 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
312 * timevar.def (TV_IPA_PTA): New.
313 * tree-pass.h (pass_ipa_pta): New
314 * tree-ssa-structalias.c: Include cgraph.h
316 (predbitmap_obstack): New.
317 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
318 (struct constraint_stats): Add num_edges.
319 (new_var_info): Don't call bitmap_clear.
320 (struct constraint_edge): Update docs.
321 (new_constraint_edge): Remove src param.
322 (struct constraint_graph): Add zero_weight_succs,
323 zero_weight_preds. Update docs.
324 (constraint_expr_equal): Reformat.
325 (constraint_edge_equal): Update for removal of src.
326 (constraint_edge_less): Ditto.
327 (constraint_edge_vec_find): Ditto.
328 (erase_graph_self_edge): Update for removal of src and and zero
330 (clear_edges_for_node): Ditto.
331 (add_graph_edge): Ditto.
332 (get_graph_weights): Ditto.
333 (allocate_graph_weights): Ditto.
334 (merge_graph_nodes): Ditto.
335 (int_add_graph_edge): Ditto.
336 (valid_graph_edge): Ditto.
337 (valid_weighted_graph_edge): Ditto.
338 (build_constraint_graph): Ditto.
340 (collapse_nodes): Ditto.
341 (process_unification_queue): Ditto.
343 (solve_graph): Ditto.
344 (do_structure_copy): Ditto.
345 (perform_var_substitution): Ditto.
346 Init and release obstack.
347 (handle_ptr_arith): Try to resolve directly.
348 (find_func_aliases): Don't call update_alias_info here
349 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
350 (do_sd_constraint): Add code for propagating faster.
352 (do_ds_constraint): Ditto.
353 (count_num_arguments): New function.
354 (create_function_info_for): Ditto.
355 (create_variable_info_for): Handle FUNCTION_DECL.
356 (intra_create_variable_infos): Use make_constraint_to_anything.
357 (init_alias_vars): Init obstacks here.
358 (need_to_solve): Handle zero weight graph changes.
359 (compute_points_to_sets): Call update_alias_info here.
360 (delete_points_to_sets): Free zero weight preds/succs here.
362 (ipa_pta_execute): New
364 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
366 * tree-ssa-structalias.c (var_anyoffset): Removed.
367 (anyoffset_tree): Ditto.
368 (anyoffset_id): Ditto.
369 (do_deref): Take vector of constraints, no return value.
370 Update to work on vector.
371 (get_constraint_for): Ditto.
372 (get_constraint_for_component_ref): Ditto.
373 (do_structure_copy): Ditto.
374 (handle_ptr_arith): Ditto.
375 (find_func_aliases): Ditto.
376 (set_uids_in_ptset): Remove anyoffset handling.
377 (init_base_vars): Ditto.
379 2005-12-10 Mark Mitchell <mark@codesourcery.com>
382 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
383 DECL_EXTERNAL functions have no bodies. Tidy.
385 2005-12-10 Andreas Schwab <schwab@suse.de>
387 * except.c (switch_to_exception_section): Only define if
388 TARGET_UNWIND_INFO is not defined.
390 2005-12-10 Richard Sandiford <richard@codesourcery.com>
392 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
393 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
395 2005-12-10 Richard Sandiford <richard@codesourcery.com>
397 * output.h (init_section, fini_section): Delete.
398 * varasm.c (init_section, fini_section): Delete.
399 (init_varasm_once): Don't initialize them.
400 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
401 there are no corresponding varasm.c variables.
403 2005-12-10 Richard Sandiford <richard@codesourcery.com>
405 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
406 of EH_FRAME_SECTION_NAME into...
407 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
409 * except.c (default_exception_section): Delete, moving most
411 (switch_to_exception_section): ...this new function. Set
412 exception_section if it is still null, then switch to it.
413 (output_function_exception_table): Use switch_to_exception_section.
414 * varasm.c (exception_section, eh_frame_section): Update comments.
415 (get_section): Hoist use of SECTION_NAMED.
416 (init_varasm_once): Don't set exception_section and eh_frame_section.
417 * output.h (default_exception_section): Delete.
418 (default_eh_frame_section): Delete.
420 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
422 * config/bfin/bfin.c: Include "cgraph.h".
423 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
424 Return the reg that holds the pointer to the GOT.
425 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
426 doing stack checking.
428 2005-12-09 Diego Novillo <dnovillo@redhat.com>
430 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
431 recompute_tree_invarant_for_addr_expr.
432 Update uses everywhere.
434 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
436 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
437 (MULTILIB_DIRNAMES): Define.
439 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
442 * config/s390/s390.c (struct s390_address): New field literal_pool.
443 (s390_decompose_address): Compute literal_pool field. Do not
444 assume register %r13 is always (and solely) used as pool base.
445 (s390_extra_constraint_str): Use literal_pool field.
447 2005-12-09 Thiemo Seufer <ths@networkno.de>
449 * config/mips/mips.c (override_options): Don't allow too small
450 integers in FP registers.
452 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
454 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
455 targetm.binds_local_p to check for local function calls.
457 2005-12-09 Alan Modra <amodra@bigpond.net.au>
460 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
461 call_used_regs can't be used to save reg in another reg.
463 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
464 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
466 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
468 * except.c (output_ttype): Likewise.
469 * tree-object-size.c (collect_object_sizes_for): Likewise.
470 (check_for_plus_in_loops_1): Likewise.
471 (check_for_plus_in_loops): Likewise.
472 (compute_object_sizes): Use gcc_unreachable instead of abort.
474 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
476 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
477 (loop_end, loop_init, doloop_end): New insns.
478 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
479 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
480 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
481 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
482 * config/ms1/ms1.c: #include basic-block.h
483 (struct machine_function): Add has_loops field.
485 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
486 (struct loop_info, struct loop_work): New.
487 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
488 (ms1_reorg_loops): New loop optimization.
489 (ms1_machine_reorg): Call it.
490 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
492 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
494 PR tree-optimization/25248
495 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
496 evolution_of_loop from the failed attempt. Remove handling
499 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
501 * tree.h (DECL_EXTERNAL): Clarify documentation.
503 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
504 Jakub Jelinek <jakub@redhat.com>
507 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
508 argument. Don't drop outer ANDs.
509 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
510 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
512 * config/s390/predicates.md (setmem_operand): Remove.
513 (shift_count_operand): Rename to...
514 (shift_count_or_setmem_operand): ... this. Adjust
515 s390_decompose_shift_count caller.
516 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
517 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
518 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
519 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
520 rotl<mode>3_and, setmem_long_and): New insns.
521 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
522 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
523 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
524 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
525 of shift_count_operand.
526 (setmem_long): Use shift_count_or_setmem_operand instead of
529 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
530 Andreas Tobler <a.tobler@schweiz.ch>
532 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
535 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
537 * expr.c (force_operand): Use convert_to_mode for conversions.
539 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
541 * reload.h (reg_equiv_invariant): Declare.
542 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
543 register also when reg_equiv_invariant[R] is set.
545 2005-12-07 Richard Sandiford <richard@codesourcery.com>
546 Andreas Tobler <a.tobler@schweiz.ch>
548 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
550 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
552 * tree-ssa-pre.c (bitmap_set_and): New function.
553 (bitmap_set_and_compl): New function.
554 (bitmap_set_empty_p): New function.
555 (insert_extra_phis): New function.
556 (compute_avail): Use insert_extra_phis.
558 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
560 * config/s390/s390.c (s390_expand_atomic): New function.
561 Adjust comment of helper functions.
562 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
563 * config/s390/s390.md ("ATOMIC"): New code macro.
564 ("atomic"): Corresponding new code attribute.
565 ("sync_lock_test_and_set[hq]i",
566 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
568 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
570 * config/s390/s390.c (s390_expand_mask_and_shift,
571 struct alignment_context, init_alignment_context,
572 s390_expand_cs_hqi): New.
573 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
574 * config/s390/s390.md ("sync_compare_and_swaphi",
575 "sync_compare_and_swapqi"): New pattern.
577 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
579 Fix PR tree-optimization/25291
580 * tree-ssa-operands.c (add_call_clobber_ops): Remove
581 redundant and crashing check.
583 2005-12-08 Alan Modra <amodra@bigpond.net.au>
586 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
587 tests further when !strict && reload_in_progress.
588 (print_operand): Check that both operands of indexed address are regs.
589 (print_operand_address): Likewise.
590 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
591 (INT_REG_OK_FOR_BASE_P): Correct.
593 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
595 Preparation for PR rtl-optimization/20070 / part1
596 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
597 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
598 outgoing_edges_match.
599 (outgoing_edges_match): Use condjump_equiv_p.
600 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
602 * struct-equiv.c: New file.
603 (death_notes_match_p) New function, broken out of insns_match_p.
604 * Makefile.in (OBJS-common): Add struct-equiv.o.
605 (struct-equiv.o): New target.
607 2005-12-07 Richard Sandiford <richard@codesourcery.com>
609 * coretypes.h: Revert previous change.
610 * config/darwin.h: Revert previous reversion.
611 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
613 2005-12-07 Richard Sandiford <richard@codesourcery.com>
615 * coretypes.h (section): Provide dummy definition for target files.
616 * config/darwin.h: Revert previous change.
618 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
620 * doc/sourcebuild.texi (all.build, install-normal): Remove.
621 * configure.ac: Remove all.build and install-normal from target_list
622 * configure: Regenerate.
623 * Makefile.in (install): Don't depend on install-normal.
625 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
627 * Makefile.in: Document the use of stamps.
629 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
631 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
632 * Makefile.in: Add code to compute some dependencies on s-gtype
633 automatically. Remove the declaration of those dependencies.
635 2005-12-07 Richard Sandiford <richard@codesourcery.com>
637 * gcc/reload.c (push_secondary_reload): Fix typo:
638 s/insn_constraint/scratch_constraint/.
640 2005-12-07 Richard Sandiford <richard@codesourcery.com>
642 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
644 2005-12-07 Richard Sandiford <richard@codesourcery.com>
646 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
647 (alpha_elf_select_rtx_section): Return the selected section rather
648 than emitting assembly code.
649 (alpha_write_linkage): Emit a ".link" directive directly and then
650 set in_section to NULL.
651 (vms_asm_out_constructor): Use switch_to_section.
652 (vms_asm_out_destructor): Likewise.
653 (unicosmk_output_common): Set in_section to NULL instead of calling
654 the dummy common_section function.
655 (unicosmk_text_section): Delete in favor of...
656 (unicosmk_output_text_section_asm_op): ...this new function.
657 (unicosmk_data_section): Delete in favor of...
658 (unicosmk_output_data_section_asm_op): ...this new function.
659 (unicosmk_init_sections): New function.
660 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
661 (unicosmk_output_ssib): Set in_section to NULL instead of calling
662 the dummy ssib_section function.
663 (unicosmk_section_buf): Delete.
664 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
665 (unicosmk_data_section): Delete.
666 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
667 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
668 (SECTION_FUNCTION_TEMPLATE): Delete.
669 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
670 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
671 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
672 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
673 (TARGET_ASM_INIT_SECTIONS): Define.
674 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
675 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
676 (link_section, literals_section): Delete.
677 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
678 set in_section to NULL.
680 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
681 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
682 (COMMON_SECTION): Delete.
683 (TARGET_ASM_INIT_SECTIONS): Define.
684 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
685 the dummy common_section function.
686 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
687 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
688 between readonly_data_section and text_section to check whether
689 read-only data is being put in the text section.
690 (arm_output_function_epilogue): Use switch_to_section.
691 (arm_elf_asm_constructor): Likewise.
692 (thumb_call_via_reg): Replace call to in_text_section with
693 a comparison between in_section and text_section.
694 (arm_file_end): Use switch_to_section.
695 (aof_text_section): Delete in favor of...
696 (aof_output_text_section_asm_op): ...this new function.
697 (aof_data_section): Delete in favor of...
698 (aof_output_data_section_asm_op): ...this new function.
699 (aof_asm_init_sections): New function.
700 (zero_init_section): Moved from config/arm/aof.h.
701 (aof_dump_imports, aof_file_start): Use switch_to_section.
702 * config/arm/arm.h (thumb_call_via_label): Update comment.
703 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
704 (common_section): Delete.
705 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
706 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
707 global switch_to_section function instead of the old port-local one.
708 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
709 (SWITCH_TO_SECTION_FUNCTION): Delete.
710 (drectve_section): Redefine as a macro.
711 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
712 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
715 * config/avr/avr.c (progmem_section): New variable.
716 (avr_output_progmem_section_asm_op): New function.
717 (avr_asm_init_sections): New function.
718 (avr_output_addr_vec_elt): Use switch_to_section.
719 * config/avr/avr.h (progmem_section): Declare.
720 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
721 (READONLY_DATA_SECTION): Delete.
722 (TARGET_ASM_INIT_SECTIONS): Define.
723 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
724 * config/avr/avr-protos.h (progmem_section): Delete.
726 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
728 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
729 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
731 * config/darwin-sections.def: New file.
732 * config/darwin.c: Define all sections in darwin-sections.def.
733 (output_objc_section_asm_op, darwin_init_sections): New functions.
734 (machopic_output_indirection): Use switch_to_section.
735 (machopic_select_section): Return the selected section rather than
736 emitting assembly code. Replace the static function table with
737 inline conditional expressions. Update the tests of last_text_section
738 and move them into the FUNCTION_DECL block.
739 (machopic_select_rtx_section): Return the selected section rather than
740 emitting assembly code.
741 (machopic_asm_out_constructor, machopic_asm_out_destructor)
742 (darwin_file_end): Use switch_to_section.
743 * config/darwin.h: Use darwin-sections.def to declare sections.
744 (INIT_SECTION_ASM_OP): Remove empty definition.
745 (HAS_INIT_SECTION): Define this instead.
746 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
747 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
748 (TARGET_ASM_EH_FRAME_SECTION): Delete.
749 (TARGET_ASM_INIT_SECTIONS): Define.
750 * config/darwin-protos.h (darwin_init_sections): Declare.
751 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
752 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
753 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
754 (constructor_section, destructor_section, mod_init_section): Delete.
755 (mod_term_section): Delete.
756 (darwin_exception_section, darwin_eh_frame_section): Delete.
757 (machopic_select_section): Return a section.
758 (machopic_select_rtx_section): Likewise.
759 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
760 (const_section, const_coal_section, const_data_section): Delete.
761 (const_data_coal_section, data_coal_section, cstring_section): Delete.
762 (literal4_section, literal8_section, constructor_section): Delete.
763 (mod_init_section, mod_term_section, destructor_section): Delete.
764 (objc_class_section, objc_meta_class_section, objc_category_section)
765 (objc_class_vars_section, objc_instance_vars_section): Delete.
766 (objc_cls_meth_section, objc_inst_meth_section): Delete.
767 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
768 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
769 (objc_symbols_section, objc_module_info_section): Delete.
770 (objc_image_info_section, objc_protocol_section): Delete.
771 (objc_string_object_section, objc_constant_string_object_section)
772 (objc_class_names_section, objc_meth_var_names_section): Delete.
773 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
774 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
775 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
776 (darwin_exception_section, darwin_eh_frame_section): Delete.
777 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
779 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
780 (frv_asm_out_destructor): Likewise.
781 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
782 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
783 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
785 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
786 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
787 (data_section): Delete.
789 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
790 (DRECTVE_SECTION_FUNCTION): Delete.
791 (drectve_section): Redefine as a macro that sets in_section after
792 emitting the directive.
793 (SWITCH_TO_SECTION_FUNCTION): Delete.
794 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
795 in_text_section with comparison between in_section and text_section.
796 * config/i386/i386.c (x86_64_elf_select_section): Return the section
797 rather than emitting assembly code. Use get_named_section.
798 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
800 (machopic_output_stub): Use switch_to_section.
801 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
802 (nwld_named_section_asm_out_destructor): Use get_section and
805 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
806 rather than emitting assembly code.
807 (ia64_rwreloc_select_section): Likewise.
808 (ia64_rwreloc_select_rtx_section): Likewise.
809 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
810 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
812 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
813 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
815 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
816 section rather than emitting assembly code.
817 (iq2000_select_section): Likewise.
818 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
819 (sbss_section): Delete.
821 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
822 and get_named_section.
823 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
825 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
826 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
827 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
828 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
830 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
831 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
832 global switch_to_section function instead of the old port-local one.
833 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
834 (SWITCH_SECTION_FUNCTION): Delete.
835 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
836 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
837 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
838 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
840 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
841 global switch_to_section function instead of the old port-local one.
842 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
844 * config/mips/mips.c (mips_file_start): Update comment.
845 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
846 (mips_output_aligned_decl_common): Use switch_to_section.
847 (mips_select_rtx_section): Return the section rather than emitting
848 assembly code. Use get_named_section.
849 (mips_function_rodata_section: Likewise get_section.
850 (build_mips16_function_stub): Use switch_to_section.
851 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
852 (SDATA_SECTION_ASM_OP): Delete.
853 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
854 (EXTRA_SECTION_FUNCTIONS): Delete.
856 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
857 (mmix_asm_output_aligned_local): Use switch_to_section.
859 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
860 (som_one_only_readonly_data_section): New variables.
861 (pa_output_function_epilogue): Set in_section to NULL instead of
862 calling forget_section.
863 (output_deferred_plabels): Use select_section.
864 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
865 of calling forget_section.
866 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
867 (pa_asm_output_aligned_local): Use select_section.
868 (som_text_section_asm_op): Delete in favor of...
869 (som_output_text_section_asm_op): ...this new function.
870 (pa_som_asm_init_sections): New function.
871 (pa_select_section): Return the section rather than emitting
873 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
874 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
875 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
876 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
877 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
878 (som_readonly_data_section, som_one_only_readonly_data_section)
879 (som_one_only_data_section, forget_section): Delete.
880 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
881 (TARGET_ASM_INIT_SECTIONS): Define.
882 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
884 * config/rs6000/rs6000.c (read_only_data_section): New variable.
885 (private_data_section, read_only_private_data_section): New variables.
886 (sdata2_section, toc_section): New variables.
887 (rs6000_file_start): Use switch_to_section.
888 (rs6000_assemble_integer): Use comparisons against in_section
889 instead of calling in_toc_section and in_text_section. Use
890 unlikely_text_section_p.
891 (rs6000_elf_output_toc_section_asm_op): New function, derived
892 from the old rs6000/sysv4.h toc_section function.
893 (rs6000_elf_asm_init_sections): New function.
894 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
895 the section rather than emitting assembly code.
896 (machopic_output_stub): Use switch_to_section.
897 (toc_section): Delete dummy function.
898 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
899 switch_to_section and get_section.
900 (rs6000_xcoff_output_readonly_section_asm_op): New function.
901 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
902 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
903 the old rs6000/xcoff.h toc_section function.
904 (rs6000_xcoff_asm_init_sections): New function.
905 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
906 the section rather than emitting assembly code.
907 (rs6000_xcoff_file_start): Use switch_to_section.
908 (rs6000_xcoff_file_end): Likewise.
909 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
910 (sdata2_section, sbss_section, private_data_section): Delete.
911 (read_only_data_section, read_only_private_data_section): Delete.
912 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
913 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
914 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
915 (FINI_SECTION_FUNCTION): Delete.
916 (TARGET_ASM_INIT_SECTIONS): Define.
917 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
918 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
919 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
920 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
921 (READONLY_DATA_SECTION): Delete.
922 (TARGET_ASM_INIT_SECTIONS): Define.
923 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
924 to NULL rather than no_section.
925 (TARGET_ASM_EXCEPTION_SECTION): Delete.
927 * config/sh/sh.c (sh_file_start): Use switch_to_section.
929 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
930 (sparc_output_deferred_case_vectors): Likewise. Remove argument
931 from call to current_function_section.
933 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
934 (bss100_section): New variable.
935 (xstormy16_asm_output_aligned_common): Use switch_to_section.
936 (xstormy16_asm_init_sections): New function.
937 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
938 switch_to_section and get_section.
939 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
940 from calls to current_function_section.
941 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
942 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
943 (TARGET_ASM_INIT_SECTIONS): Define.
944 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
946 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
947 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
948 (FINI_SECTION_FUNCTION): Delete.
950 * config/v850/v850.c: Include gt-v850.h.
951 (rosdata_section, rozdata_section, tdata_section, zdata_section)
952 (zbss_section): New variables.
953 (v850_output_aligned_bss): Use switch_to_section.
954 (v850_asm_init_sections): New function.
955 (v850_select_section): Return the section rather than emitting
957 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
958 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
959 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
960 (TARGET_ASM_INIT_SECTIONS): Define.
961 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
962 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
963 (zbss_section): Delete.
965 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
967 * config/vx-common.h (vxworks_exception_section): Delete.
968 (TARGET_ASM_EXCEPTION_SECTION): Delete.
970 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
971 section rather than emitting assembly code.
972 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
975 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
976 * coretypes.h (section): New union and typedef.
977 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
978 from call to current_function_section.
979 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
980 (dbxout_symbol_location): Use switch_to_section.
981 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
982 most of the code into...
983 (default_eh_frame_section): ...here. Return a section.
984 (collect2_eh_frame_section): Delete, moving most of the code into..
985 (switch_to_eh_frame_section): ...this new function.
986 (debug_info_section, debug_abbrev_section, debug_aranges_section)
987 (debug_macinfo_section, debug_line_section, debug_loc_section)
988 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
990 (output_call_frame_info): Call switch_to_eh_frame_section instead of
991 eh_frame_section. Use switch_to_section and get_section.
992 (dwarf2out_begin_prologue): Use switch_to_section.
993 (AT_string_form): Check the flags in debug_str_section instead of
994 DEBUG_STR_SECTION_FLAGS.
995 (output_comp_unit): Use switch_to_section, get_section, and
997 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
998 (dwarf2out_begin_block): Use switch_to_section. Remove argument
999 from call to current_function_section.
1000 (dwarf2out_var_location): Use unlikely_text_section_p.
1001 (dwarf2out_source_line): Use switch_to_section. Remove argument
1002 from call to current_function_section.
1003 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1004 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1005 debug_macinfo_section.
1006 (dwarf2out_init): Initialize the new section variables. Use them
1007 instead of calls to named_section_flags. Use switch_to_section.
1008 (output_indirect_string): Use switch_to_section and debug_str_section.
1009 (dwarf2out_finish): Use switch_to_section and the new section
1011 * except.c (default_exception_section): Return the section instead
1012 of emitting assembly code.
1013 (output_function_exception_table): Use the global exception_section
1014 variable instead of the target hook. Use switch_to_section. Remove
1015 argument from call to current_function_section.
1016 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1017 (shorten_branches): Use pointer comparisons to detect whether the
1018 text section is the same as readonly_data_section.
1019 (profile_function): Use switch_to_section. Remove argument from
1020 call to current_function_section.
1021 (final_scan_insn): Likewise. Update use of last_text_section.
1022 * gengtype.c (open_base_files): Add an include of output.h.
1023 * output.h (text_section, data_section, readonly_data_section)
1024 (ctors_section, dtors_section, bss_section, init_section)
1025 (fini_section, sdata_section): Turn into section pointers.
1026 (in_text_section, in_unlikely_text_section, exports_section)
1027 (drectve_section, named_section, mergeable_string_section)
1028 (last_text_section_name): Delete.
1029 (default_exception_section, default_eh_frame_section): Return sections.
1030 (SECTION_DECLARED, SECTION_NAMED): New macros.
1031 (SECTION_MACH_DEP): Bump value.
1032 (section_common, named_section, unnamed_section): New structures.
1033 (unnamed_section_callback): New typedef.
1034 (section): New union.
1035 (sbss_section, exception_section, eh_frame_section): New variables.
1036 (in_section, last_text_section): Turn into section pointers.
1037 (get_unnamed_section, get_section, get_named_section): New functions.
1038 (mergeable_constant_section, function_section): Return a section.
1039 (unlikely_text_section): Likewise.
1040 (current_function_section): Likewise. Remove the decl argument.
1041 (unlikely_text_section_p, switch_to_section): New functions.
1042 (output_section_asm_op): New function.
1043 (set_named_section_flags, named_section_flags, named_section_real)
1044 (named_section_first_declaration): Delete.
1045 (default_select_section, default_elf_select_section): Return a section.
1046 (default_elf_select_section_1, default_function_rodata_section)
1047 (default_no_function_rodata_section, default_select_rtx_section)
1048 (default_elf_select_rtx_section): Likewise.
1049 * rtl.h (in_data_section): Delete.
1050 * sdbout.c (sdbout_one_type): Use switch_to_section.
1051 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1052 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1053 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1054 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1055 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1056 (TARGET_ASM_OUT): Update after above changes.
1057 * target.h (init_sections): New hook.
1058 (exception_section, eh_frame_section): Delete.
1059 (select_section, select_rtx_section, function_rodata_section): Return
1060 a section rather than emitting assembly code.
1061 * varasm.c (text_section, data_section, readonly_data_section)
1062 (ctors_section, dtors_section, bss_section, init_section)
1063 (fini_section): Turn into section pointers.
1064 (sdata_section, sbss_section, exception_section): New variables.
1065 (eh_frame_section): New variable.
1066 (in_section): Make global and turn into a section pointer.
1067 (last_text_section): Turn into a section pointer.
1068 (unnamed_sections): New variable.
1069 (in_named_name, last_text_section_name): Delete.
1070 (EXTRA_SECTION_FUNCTIONS): Delete.
1071 (in_named_entry): Delete.
1072 (section_htab): New variable, replacing...
1073 (in_named_htab): ...this deleted variable.
1074 (section_entry_eq, section_entry_hash): New functions, based on...
1075 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1076 (get_unnamed_section, get_section): New functions.
1077 (unlikely_text_section): Return a section instead of emitting
1079 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1080 (get_named_section_flags, named_section_first_declaration): Delete.
1081 (unlikely_text_section_p): New function.
1082 (named_section_real, named_section): Delete.
1083 (get_named_section): New function.
1084 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1085 (function_section): Return a section rather than emitting
1087 (current_function_section): Likewise. Remove argument. Use
1088 last_text_section if nonnull, otherwise use function_section.
1089 (default_function_rodata_section): Return a section rather than
1090 emitting assembly code. Use get_section.
1091 (default_no_function_rodata_section): Return a section rather than
1092 emitting assembly code.
1093 (variable_section): Use switch_to_section and get_named_section.
1094 (mergeable_string_section): Return a section rather than emitting
1095 assembly code. Use get_section. Make static. Don't take special
1096 countermeasures for empty strings.
1097 (mergeable_constant_section): Return a section rather than emitting
1098 assembly code. Use get_section.
1099 (default_named_section_asm_out_destructor): Use switch_to_section
1101 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1102 (default_named_section_asm_out_constructor): Use switch_to_section
1104 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1105 (assemble_start_function): Likewise. Set last_text_section to
1106 NULL rather than no_section. Change the type of save_section.
1107 (assemble_zeros, assemble_variable): Use the section flags to detect
1108 whether or not a section is text.
1109 (assemble_static_space): Use switch_to_section.
1110 (assemble_trampoline_template): Likewise.
1111 (output_constant_def_contents): Use switch_to_section and
1113 (output_constant_pool_1): Use switch_to_section. Use the section
1114 flags to see whether sections contain mergeable data.
1115 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1116 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1117 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1118 whether a section has already been declared.
1119 (default_select_section, default_elf_select_section): Return a
1120 section rather than emitting assembly code.
1121 (default_elf_select_section_1): Likewise. Use bss_section for
1122 SECCAT_BSS if nonnull. Use get_named_section.
1123 (default_select_rtx_section): Return a section rather than
1124 emitting assembly code.
1125 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1126 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1127 (output_section_asm_op, switch_to_section): New functions.
1128 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1131 * doc/tm.texi: Expand the introduction to the sections documentation.
1132 (TRAMPOLINE_SECTION): Document new interface.
1133 (SDATA_SECTION_ASM_OP): Document new macro.
1134 (READONLY_DATA_SECTION): Delete.
1135 (SDATA_SECTION_ASM_OP): Document new macro.
1136 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1137 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1138 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1139 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1140 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1142 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1144 * gcc.c (init_gcc_specs): Match braces inside conditionally
1147 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1149 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1151 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1154 * tree.c (integer_all_onesp): Always return true if all bits on.
1156 * testsuite/g++.dg/init/array0.C: New.
1158 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1160 * doc/md.texi: Adapt to implementation.
1162 2005-12-06 Andreas Schwab <schwab@suse.de>
1164 * opts.c (decode_options): Fix typo in message.
1166 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1169 * longlong.h: Merge PPC tests from upstream.
1171 2005-12-06 Richard Guenther <rguenther@suse.de>
1173 * fold-const.c (fold_convert): Do not build and fold
1174 CONVERT_EXPR, but always use NOP_EXPR.
1176 2005-12-06 Jan Beulich <jbeulich@novell.com>
1178 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1179 __builtin_ia32_paddq and __builtin_ia32_subq.
1180 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1181 __builtin_ia32_pshufw.
1182 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1184 2005-12-05 James E Wilson <wilson@specifix.com>
1187 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1190 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1192 * print-tree.c (print_node): Ditto.
1193 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1194 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1195 before accessing DECL_ARTIFICIAL.
1196 Handle new tag tree codes.
1197 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1199 (unmodifiable_var_p): Ditto.
1200 * tree-flow.h (mem_tag_kind): Remove.
1201 (struct var_ann_d): Remove mem_tag_kind member.
1202 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1203 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1204 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1205 (group_aliases): Ditto.
1206 (setup_pointers_and_addressables): Ditto.
1207 (is_escape_site): Ditto.
1208 (may_alias_p): Ditto.
1209 (create_tag_raw): New function.
1210 (create_memory_tag): Use it.
1211 (dump_alias_info): Update for tags.
1212 (may_be_aliased): Ditto.
1213 (add_type_alias): Ditto.
1214 (new_type_alias): Ditto.
1215 (create_sft): Ditto.
1216 (create_structure_vars): Ditto.
1217 * tree-ssa-ccp.c (get_default_value): Ditto.
1218 * tree-ssa-operands.c (get_expr_operands): Ditto.
1219 (add_stmt_operand): Ditto.
1220 (add_call_clobber_ops): Remove duplicated condition.
1221 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1223 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1224 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1225 * tree.c (init_ttree): Update structures for new tree codes.
1226 (tree_code_size): Update sizes for new tree codes.
1227 (make_node_stat): Don't try to set common things on minimal
1229 (tree_node_structure): Update for tags.
1230 (is_global_var): Ditto.
1231 * tree.def: Add new tree codes.
1232 * tree.h (MTAG_P): New macro.
1233 (TREE_MEMORY_TAG_CHECK): Ditto.
1234 (SSA_VAR_P): Update for tags.
1235 (struct tree_memory_tag): New structure.
1236 (MTAG_GLOBAL): New macro.
1237 (union tree_node): Add memory tag member.
1238 * treestruct.def (TS_MEMORY_TAG): New.
1240 2005-12-05 Dale Johannesen <dalej@apple.com>
1242 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1243 what was approved (PR 24323).
1245 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1247 * doc/c-tree.texi (Function Bodies): Remove description of
1250 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1252 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1253 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1254 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1255 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1256 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1257 __divxc3): Document.
1259 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1261 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1263 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1264 hook_bool_void_false.
1265 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1266 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1268 * config/darwin.c (machopic_select_section): It's not defined
1269 as weak if it's only marked as weak_import.
1271 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1274 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1275 A hidden weak object does bind locally. Strong linkonce data
1276 counts like any other strong symbol for binding.
1277 (weak_finish_1): Don't specially handle weakrefs, they no longer
1279 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1280 * c-common.c (handle_alias_attribute): Allow static aliases
1282 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1283 * gthr-dce.h: Make weakrefs static.
1284 * gthr-tpf.h: Likewise.
1285 * gthr-solaris.h: Likewise.
1286 * gthr-posix.h: Likewise.
1287 * gthr-posix95.h: Likewise.
1288 * config/darwin.c (darwin_encode_section_info): static weakref
1289 variables are not necessarily defined in this translation unit.
1290 * doc/extend.texi (Function Attributes): Mention that an alias
1291 attribute creates a definition for the thing it's attached to.
1292 Change the documentation for weakref to say that the thing
1293 it's attached to must be static.
1295 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1296 we don't go into an infinite loop.
1298 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1300 * config/rs6000/predicates.md (logical_const_operand): Split
1301 out of logical_operand.
1302 (logical_operand): Use it.
1303 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1304 logical_const_operand.
1306 2005-12-05 Jan Beulich <jbeulich@novell.com>
1308 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1309 and IX86_BUILTIN_CMPNESS.
1310 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1311 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1312 * config/i386/i386.md (movti_internal): Correct type attribute.
1313 Simplify mode attribute.
1314 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1315 Correct type attribute.
1316 (absxf2): Correct operator.
1317 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1318 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1319 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1321 (sse2_vmsqrtv2df2): Correct mode attribute.
1323 2005-12-05 Jan Beulich <jbeulich@novell.com>
1325 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1326 16 bits. Provide insn pattern for this case.
1328 2005-12-05 Jan Beulich <jbeulich@novell.com>
1330 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1332 (__popcountDI2): Likewise.
1334 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1337 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1338 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1339 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1342 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1344 * c-typeck.c (null_pointer_constant_p): New function.
1345 (build_conditional_expr, build_c_cast, convert_for_assignment,
1346 build_binary_op): Use it.
1348 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1350 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1351 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1353 (check_function_arguments_recurse): Allow both NOP_EXPR and
1354 CONVERT_EXPR but check conversions preserve precision.
1355 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1356 but check conversions preserve precision.
1357 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1360 2005-12-04 Roger Sayle <roger@eyesopen.com>
1363 * common.opt (Wstring-literal-comparison): New command line option.
1364 * c-opts.c (c_common_handle_option): Set it with -Wall.
1365 * c-typeck.c (parser_build_binary_op): Issue warning if either
1366 operand of a comparison operator is a string literal, except for
1367 testing equality or inequality against NULL.
1369 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1371 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1373 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1374 of building a NOP_EXPR.
1375 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1377 * c-convert.c (convert): Use fold_convert instead of building
1378 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1379 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1381 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1382 NOP_EXPR the same as CONVERT_EXPR.
1383 * c-typeck.c (build_function_call): Use fold_convert instead of
1384 building a NOP_EXPR directly.
1385 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1387 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1389 PR rtl-optimization/25197
1390 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1393 2005-12-02 Stuart Hastings <stuart@apple.com>
1395 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1398 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1400 * c-typeck.c (default_function_array_conversion,
1401 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1402 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1403 orig_op2. Don't check them for NOP_EXPR.
1404 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1405 around integer zero.
1407 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1409 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1410 toc_save_offset, toc_size, lr_size.
1411 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1412 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1413 Adjust for removal of unused rs6000_stack_t fields.
1414 (debug_stack_info): Adjust.
1415 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1416 first, and don't bother checking for set/inc of lr on sibcalls.
1417 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1419 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1422 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1423 5 if operand 1 is not aligned. Undo previous constraint change.
1424 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1426 2005-12-02 Richard Guenther <rguenther@suse.de>
1428 * tree.h (build): Remove prototype.
1429 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1430 * tree.c (build): Remove.
1431 (build0_stat): Update comment.
1433 2005-12-02 Richard Guenther <rguenther@suse.de>
1435 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1436 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1438 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1439 maybe_fold_offset_to_component_ref): Likewise.
1440 * tree-ssa-dom.c (thread_across_edge,
1441 simplify_rhs_and_lookup_avail_expr,
1442 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1444 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1445 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1446 lower_try_finally_switch): Likewise.
1447 * tree-if-conv.c (add_to_dst_predicate_list,
1448 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1449 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1450 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1451 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1452 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1453 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1454 gimplify_init_ctor_eval, gimplify_init_constructor,
1455 gimplify_variable_sized_compare, gimplify_boolean_expr,
1456 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1457 gimplify_expr, gimplify_body, gimplify_function_tree,
1458 force_gimple_operand): Likewise.
1459 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1460 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1461 mx_register_decls): Likewise.
1462 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1463 get_frame_field, finalize_nesting_tree_1): Likewise.
1464 * tree-inline.c (setup_one_parameter): Likewise.
1465 * tree-vect-transform.c (vectorizable_condition): Likewise.
1466 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1468 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1469 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1470 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1471 * tree-chrec.h (build_polynomial_chrec): Likewise.
1473 2005-12-02 Richard Guenther <rguenther@suse.de>
1475 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1476 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1477 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1478 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1479 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1480 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1481 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1483 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1484 sh_adjust_unroll_max): Likewise.
1485 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1486 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1487 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1489 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1491 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1494 2005-12-02 Richard Guenther <rguenther@suse.de>
1496 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1497 simplify_cond_using_ranges): Use buildN instead of build.
1498 * tree-tailcall.c (adjust_accumulator_values,
1499 adjust_return_value): Likewise.
1500 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1501 generate_element_copy, generate_element_zero,
1502 generate_one_element_init): Likewise.
1503 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1504 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1505 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1506 perfect_nestify): Likewise.
1508 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1510 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1512 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1514 * ggc.h (GGC_RESIZEVEC): New.
1516 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1518 * gcc.c (execute): Improve readability.
1520 2005-12-02 Richard Guenther <rguenther@suse.de>
1522 * tree-cfg.c (mark_used_vars): New function.
1523 (dump_function_to_file): Dump only used VAR_DECLs.
1525 2005-12-02 Richard Guenther <rguenther@suse.de>
1527 * convert.c (convert_to_integer): Fix compare for nonpositive
1528 constant to use tree_int_cst_sgn <= 0.
1530 2005-12-02 Richard Guenther <rguenther@suse.de>
1532 * convert.c (convert_to_integer): Use fold_convert instead
1533 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1534 instead of comparing against 0. Use build_int_cst instead
1535 of converting integer_zero_node.
1537 2005-12-02 Richard Guenther <rguenther@suse.de>
1539 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1542 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1545 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1548 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1551 * function.c (expand_function_end): Emit blockage for unwinder
1554 2005-12-01 Roger Sayle <roger@eyesopen.com>
1556 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1557 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1558 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1559 integer constant comparisons.
1561 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1562 Janis Johnson <janis187@us.ibm.com>
1563 David Edelsohn <dje@watson.ibm.com>
1564 Ben Elliston <bje@au.ibm.com>
1566 * dfp.h, dfp.c: New files.
1567 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1568 (DECNUM_H): Likewise.
1569 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1570 (INCLUDES): Append $(DECNUMINC).
1571 (OBJS-common): Add dfp.o.
1573 * real.h (EXP_BITS): Pinch one bit to ..
1574 (struct real_value): Add decimal field.
1575 (real_format): Change table size, update documentation.
1576 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1577 (real_from_string3): Declare.
1578 (decimal_single_format): Declare.
1579 (decimal_double_format): Declare.
1580 (decimal_quad_format): Declare.
1581 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1582 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1583 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1584 * real.c: Include dfp.h.
1585 (normalize): Early return for decimal floats.
1586 (do_add): Zero decimal field.
1587 (do_compare): Call do_decimal_compare for decimal floats.
1588 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1589 (real_arithmetic): Call decimal_real_arithmetic for decimal
1590 floating point operands.
1591 (real_identical): If a and b are of differing radix, return false.
1592 (real_to_integer): Call decimal_real_to_integer if the value is a
1594 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1595 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1596 (real_to_hexadecimal): Place "N/A" in the return string for
1598 (real_from_string3): New variant, given a mode.
1599 (real_maxval): Use decimal_real_maxval for decimal floats.
1600 (round_for_format): Use decimal_round_for_format for decimals.
1601 (real_convert): Use decimal_real_convert where appropriate.
1602 (significand_size): Handle base 10.
1603 (encode_decimal_single, decode_decimal_single,
1604 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1605 decode_decimal_quad): New functions.
1606 (decimal_single_format): New.
1607 (decimal_double_format): New.
1608 (decimal_quad_format): New.
1609 * machmode.def: Add SD, DD and TD decimal floating point modes.
1610 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1611 Include MODE_DECIMAL_FLOAT.
1612 (DECIMAL_FLOAT_MODE_P): New.
1613 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1614 * genmodes.c (struct mode_data): Add counter field.
1615 (struct mode_data): Update comment for format.
1616 (blank_mode): Initialise counter field.
1617 (new_mode): Increment counter field for each mode defined.
1618 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1620 (make_complex_modes): Handle modes containing `D'.
1621 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1622 (make_decimal_float_mode): New.
1623 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1624 (cmp_modes): Compare counter field if other characteristics
1626 (emit_real_format_for_mode): Support formats for decimal floats.
1627 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1628 Document MODE_DECIMAL_FLOAT.
1630 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1632 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1635 2005-12-01 Richard Henderson <rth@redhat.com>
1637 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1639 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1643 * config/pa/pa.c (pa_init_builtins): If we detect
1644 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1647 2005-12-01 Richard Guenther <rguenther@suse.de>
1649 * fold-const.c (fold_binary): Use fold_build2, not
1652 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1654 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1656 * vec.h (VEC_block_remove): New.
1658 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1661 * c-common.c (lvalue_error): Fix wording.
1663 2005-12-01 Richard Guenther <rguenther@suse.de>
1665 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1666 thinko in last patch.
1668 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1670 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1671 than -flat_namespace.
1673 2005-12-01 Ben Elliston <bje@au.ibm.com>
1675 * mklibgcc.in: Parameterise the script to build soft float
1676 functions by iterating over each type, rather than cloning the
1679 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1682 * builtins.c (fold_builtin_fputs): Defer check for missing
1683 replacement functions.
1685 2005-11-30 Kean Johnston <jkj@sco.com>
1687 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1688 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1690 2005-11-30 Richard Guenther <rguenther@suse.de>
1692 PR tree-optimization/22501
1693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1694 function split out from ...
1695 (forward_propagate_addr_expr): ... here. Use it to propagate
1696 ADDR_EXPRs to all uses.
1698 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1700 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1701 * builtins.c (expand_builtin_mathfn): Use them.
1702 (expand_builtin_mathfn_2): Likewise.
1703 (expand_builtin_mathfn_3): Likewise.
1704 (expand_builtin_int_roundingfn): Likewise.
1705 (expand_builtin): Likewise.
1706 (integer_valued_real_p): Likewise.
1707 (fold_builtin_int_roundingfn): Likewise.
1708 (fold_builtin_bitop): Likewise.
1709 (fold_builtin_logarithm): Likewise.
1710 (fold_builtin_1): Likewise.
1711 * convert.c (convert_to_integer): Likewise.
1712 * fold-const.c (negate_mathfn_p): Likewise.
1713 (tree_expr_nonnegative_p): Likewise.
1715 2005-11-30 Dale Johannesen <dalej@apple.com>
1716 Andrew Pinski <pinskia@physics.uc.edu>
1718 * combine.c (find_split_point): Sign extend bitmask
1719 when changing bitfield assignment to IOR of AND.
1721 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1723 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1724 clobber to scratch reg.
1725 (*decrement_and_branch_until_zero_no_clobber): Remove.
1726 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1727 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1728 * config/ms1/ms1.opt (mmul): Remove.
1729 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1730 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1732 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1733 Bernd Schmidt <bernd.schmidt@analog.com>
1735 * pa/predicates.md (symbolic_operand): Add comment.
1736 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1737 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1738 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1739 (pa_secondary_reload_class): Delete.
1740 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1741 and pa_secondary_reload_class. Reorder some checks. Update inline
1742 copy of symbolic operand.
1743 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1745 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1747 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1750 2005-11-30 Jeff Law <law@redhat.com>
1752 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1753 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1755 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1757 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1758 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1759 (ia64_expand_move): Adjust caller.
1761 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1762 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1765 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1767 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1768 Always produce an output if we can remove NEGs or canonicalize
1769 (minus (minus ...)) expressions. Provide a fast path for the
1771 (simplify_gen_binary): Do not call simplify_plus_minus.
1772 (simplify_binary_operation_1): Reassociate at the end of the
1775 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1777 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1778 moves and unpack to speed up.
1780 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1782 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1783 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1784 (gen_v9_scc): Update callers.
1785 * config/sparc/sparc.md: Likewise.
1786 * config/sparc/sparc-protos.h: Update extern declaration.
1788 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1790 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1792 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1795 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1797 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1798 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1799 (negate_expr): Here.
1801 2005-11-29 Ben Elliston <bje@au.ibm.com>
1803 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1804 Fix typo in comment.
1806 2005-11-29 Ben Elliston <bje@au.ibm.com>
1808 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1809 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1811 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1815 * builtins.c (init_target_chars): New.
1816 (expand_builtin_printf, expand_builtin_fprintf,
1817 expand_builtin_sprintf, fold_builtin_sprintf,
1818 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1819 fold_builtin_snprintf_chk, fold_builtin_printf,
1820 fold_builtin_fprintf): Check for matching format strings using
1823 2005-11-29 Paul Brook <paul@codesourcery.com>
1825 * config.gcc: Do not use fixproto on m68k-elf.
1827 2005-11-28 Roger Sayle <roger@eyesopen.com>
1829 * expmed.c (div_cost): Replace with...
1830 (sdiv_cost, udiv_cost): New.
1831 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1832 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1833 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1834 (expand_divmod): Replace use of div_cost with either sdiv_cost
1835 or udiv_cost depending upon the signedness of the operation.
1837 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1840 * config/darwin.c (machopic_indirection_name,
1841 machopic_output_indirection): Follow transparent alias chain.
1843 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1845 * varasm.c (ultimate_transparent_alias_target): Add comment.
1847 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1849 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1850 SET_SRC instead of XEXP where appropriate.
1852 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1854 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1857 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1859 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1860 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1863 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1865 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1866 secondary_input_reload_class, made static. Adapt to new
1868 (secondary_output_reload_class): Delete.
1869 (TARGET_SECONDARY_RELOAD): New macro.
1870 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1871 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1873 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1876 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1877 when its natural alignment is > BITS_PER_UNIT.
1878 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1879 * c-common.c (handle_packed_attribute): Ignore packing on a field
1880 whose type is naturally char aligned.
1882 2005-11-28 Richard Guenther <rguenther@suse.de>
1884 * c-common.c (strict_aliasing_warning): Handle all
1885 component-ref like accesses.
1887 2005-11-28 Roger Sayle <roger@eyesopen.com>
1888 Uros Bizjak <uros@kss-loka.si>
1891 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1892 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1893 when flag_unsafe_math_optimizations is set and
1894 we don't care about NaNs or Infinities.
1896 Move x/expN(y) and x/pow(y,z) transformation into common
1897 flag_unsafe_math_optimizations section.
1899 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1901 * gcc.c (main): Change type of argv to "char **".
1903 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1905 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1906 small data sections.
1907 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1908 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1909 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1910 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1911 output locals to sbss if !rs6000_elf_in_small_data_p.
1912 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1914 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1917 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1918 generated by reload.
1919 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1920 indexed_or_indirect_address.
1921 (indexed_or_indirect_address): Don't test for base reg. Call
1922 address_operand last. Make it a special predicate.
1924 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1926 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1928 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1931 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1933 (negate_expr): Likewise.
1935 2005-11-27 Andreas Schwab <schwab@suse.de>
1937 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1940 2005-11-27 Steven Bosscher <stevenb@suse.de>
1942 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1943 has EH predecessor edges.
1945 2005-11-26 Eric Christopher <echristo@apple.com>
1947 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1948 register stalls by zero extending to the full register.
1950 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1952 * config/floatunsisf.c, config/floatunsidf.c,
1953 config/floatunsixf.c, config/floatunsitf.c: New files.
1954 * config/ia64/t-hpux: Add floatunsitf.c.
1955 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1956 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1958 2005-11-26 Richard Henderson <rth@redhat.com>
1960 * c-lex.c (pragma_lex): Rename from c_lex.
1961 * c-pch.c: Update for pragma_lex rename.
1962 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1963 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1964 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1965 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1966 * doc/tm.texi: Likewise.
1968 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1971 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1972 when overflow is undefined.
1974 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1976 * doc/md.texi (Insn Canonicalizations): Refer to the
1977 function commutative_operand_precedence for further rules.
1979 2005-11-25 Roger Sayle <roger@eyesopen.com>
1982 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1983 is less than zero. Limit mult_cost to a reasonable upper bound for
1984 the synthetic multiplication sequence.
1986 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1989 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1990 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1991 Lookup the explicit replacement functions for any unlocked
1992 stdio builtin transformations.
1994 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1996 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1998 * targhooks.c (default_secondary_reload): Don't require operand 2
1999 for an input reload to be earlyclobber.
2001 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2003 * fold-const.c (negate_mathfn_p): Fix comment and add support
2004 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2007 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2010 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2011 _Q_ulltoq for unsigned conversions from SImode and DImode to
2014 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2016 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2017 (__floatundidf, __floatundisf): Likewise.
2019 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2021 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2022 (rs6000_override_options): Remove initialization of
2023 rs6000_sr_alias_set.
2024 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2025 (rs6000_emit_stack_tie): Same.
2026 (emit_frame_save): Same.
2027 (gen_frame_mem_offset): Same.
2028 (rs6000_emit_prologue): Same.
2029 (rs6000_emit_epilogue): Same.
2031 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2034 * fold-const.c (fold_build): Convert bool_var != 1 and
2035 bool_var == 0 to !bool_var.
2037 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2040 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2041 for C being INTEGER_CST. Likewise for !=.
2043 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2046 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2047 unsigned conversions from SImode to TFmode.
2049 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2051 * expr.c (expand_expr_real_1): Fix error in last change.
2053 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2055 * caller-save.c: (this_insn_sets): Move into:
2056 (save_call_clobbered_regs).
2057 (mark_set_regs): Get this_insn_sets from data.
2059 (save_call_clobbered_regs): Take sets of the return value by
2060 sibcalls into account.
2062 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2065 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2066 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2067 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2068 (memory_move_secondary_cost, init_reg_autoinc): Remove
2069 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2070 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2071 secondary_reload_class call.
2072 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2074 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2075 (push_secondary_reload): Use secondary_reload target hook.
2076 (secondary_reload_class, scratch_reload_class): New functions.
2077 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2078 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2079 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2080 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2081 (secondary_reload_class, scratch_reload_class): Declare.
2082 * reload1.c: Include target.h.
2083 (reload_adjust_reg_for_temp): New function.
2084 (reload_adjust_reg_for_icode): Likewise.
2085 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2086 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2088 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2089 for inheritance. Support case when both secondary & tertiary reloads
2090 are for intermediate registers.
2091 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2092 with secondary_reload_class call. Support case when both secondary
2093 & tertiary reloads are for intermediate registers.
2094 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2095 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2096 * target.h (secondary_reload_info): New struct / typedef.
2097 (struct gcc_target): New member secondary_reload.
2098 * targhooks.c Include reload.h, optabs.h and recog.h.
2099 (default_secondary_reload): New function.
2100 * targhooks.h (default_secondary_reload): Declare.
2101 * doc/tm.texi: Document secondary_reload target hook. Update
2102 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2103 * doc/md.texi: Likewise.
2105 * sh-protos.h (sh_secondary_reload): Declare.
2106 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2107 (sh_secondary_reload): New function.
2108 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2109 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2110 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2111 (HAVE_SECONDARY_RELOADS): Define.
2112 * sh.md (reload_indf): Rename to:
2114 (reload_outdf): Rename to:
2115 (reload_outdf__RnFRm).
2116 (reload_insf): Rename to:
2118 (reload_insi): Rename to:
2119 (reload_insi__i_fpul).
2121 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2123 * configure.ac: Require at least texinfo 4.4.
2124 * configure: Regenerate.
2126 * doc/install.texi (Tools/packages necessary for building GCC):
2127 Update required version of texinfo to at least 4.4.
2128 (Installing GCC: Building): Update required version of texinfo
2130 (Installing GCC: Final installation): Update required version
2131 of texi2dvi to at least 4.4.
2132 (Host/target specific installation notes for GCC): Update required
2133 version of texinfo to at least 4.4.
2135 2005-11-24 Richard Guenther <rguenther@suse.de>
2136 Dirk Mueller <dmueller@suse.de>
2139 * c-common.h (strict_aliasing_warning): Declare.
2140 * c-common.c (strict_aliasing_warning): New function,
2142 * c-typeck.c (build_c_cast): ... here.
2144 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2146 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2148 (swap_commutative_operands_with_target): New.
2150 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2152 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2153 also when doing PRE, rather than only for global CPROP.
2155 2005-11-24 Ben Elliston <bje@au.ibm.com>
2157 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2158 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2160 (expand_twoval_unop): Likewise.
2161 (widen_clz): Likewise.
2162 (expand_parity): Likewise.
2163 (expand_unop): Likewise.
2164 (emit_cmp_and_jmp_insn_1): Likewise.
2165 (prepare_float_lib_cmp): Likewise.
2167 2005-11-24 Ben Elliston <bje@au.ibm.com>
2169 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2170 Remove unused `class' variable.
2172 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2175 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2176 C/C++ diagnostic function warn_array_subscript_with_type_char.
2177 * c-common.h (warn_array_subscript_with_type_char): Declare.
2178 * c-common.c (warn_array_subscript_with_type_char): Define.
2180 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2183 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2184 compiling at the intersection of C and C++.
2186 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2188 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2189 List @file in the option summary. Include the libiberty
2190 documentation for @file.
2191 * gcc.c (main): Call expandargv.
2192 * Makefile.in (gcc-vers.texi): Define srcdir.
2194 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2196 * passes.c (init_optimization_passes): Document
2197 sequencing of passes.
2199 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2201 * config/m68k/predicates.md (pcrel_address, extend_operator,
2202 post_inc_operand, pre_dec_operand): Remove redundant
2204 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2206 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2208 2005-11-23 Ben Elliston <bje@au.ibm.com>
2210 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2212 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2214 Preparatory work for PR target/21623:
2215 * alpha.c (secondary_reload_class): Rename to:
2216 (alpha_secondary_reload_class).
2217 * alpha.h, alpha-protos.h: Likewise.
2218 * mn10300.c (secondary_reload_class): Rename to:
2219 (mn10300_secondary_reload_class).
2220 * mn10300.h, mn10300-protos.h: Likewise.
2221 * pa.c (secondary_reload_class): Rename to:
2222 (pa_secondary_reload_class).
2223 * pa.h, pa-protos.h: Likewise.
2224 * rs6000.c (secondary_reload_class): Rename to:
2225 rs6000_secondary_reload_class.
2226 * rs6000.h, rs6000-protos.h: Likewise.
2228 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2231 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2233 2005-11-22 Ian Lance Taylor <ian@airs.com>
2235 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2237 (prepare_cmp_insn): Likewise.
2239 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2242 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2243 if both operands[0] and operands[1] are memory.
2245 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2248 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2249 COMPARISON_CLASS_P and an integral types create create a new
2250 expression with the new type and fold that.
2252 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2255 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2256 to SUBTARGET_OS_CPP_BUILTINS.
2258 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2260 * arm.c (emit_set_insn): New function.
2261 (arm_split_constant): Call it.
2262 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2263 (arm_legitimize_address): Likewise. Use plus_constant.
2264 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2265 (thumb_expand_prologue): Likewise.
2266 (arm_gen_load_multiple): Use VOIDmode in SET.
2267 (arm_gen_store_multiple): Likewise.
2268 (vfp_emit_fstmx): Likewise. Use plus_constant.
2269 (emit_multi_reg_push): Likewise.
2270 (emit_sfm): Use plus_constant.
2272 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2275 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2278 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2281 * expmed.c (store_bit_field): Don't attempt to insv a field
2282 larger than the reg.
2284 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2287 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2288 explicit sign extension, not a (char) cast.
2290 2005-11-22 Ben Elliston <bje@au.ibm.com>
2292 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2293 GET_MODE_CLASS (x) == MODE_FLOAT.
2294 * config/i386/i386.c: Likewise.
2295 * config/rs6000/xcoff.h: Likewise.
2296 * config/rs6000/linux64.h: Likewise.
2297 * config/rs6000/rs6000.c: Likewise.
2298 * config/rs6000/rs6000.h: Likewise.
2299 * config/rs6000/predicates.md: Likewise.
2300 * config/rs6000/sysv4.h: Likewise.
2302 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2307 * config/alpha/freebsd.h, config/alpha/linux.h,
2308 config/arm/linux-elf.h, config/bfin/bfin.h,
2309 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2310 config/i386/beos-elf.h, config/i386/gnu.h,
2311 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2312 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2313 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2314 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2315 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2316 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2317 config/sparc/linux.h, config/sparc/linux64.h,
2318 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2320 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2321 are both defined when either flag -fpic or -fPIC are used.
2323 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2325 * config/fp-bit.c (clzusi): New function.
2326 (si_to_float, usi_to_float): Use it to compute proper shift.
2327 (usi_to_float): Preserve guard bits when shifting right.
2328 * libgcc-std.ver (GCC_4.2.0): New version.
2329 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2330 __floatundisf): New functions.
2331 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2332 __floatundisf): Declare.
2333 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2334 _floatundixf, and _floatunditf.
2335 * optabs.c (expand_float): If target does not define a pattern for
2336 signed or unsigned conversion, use an unsigned libcall instead of
2338 (init_optabs): Initialize ufloat_optab.
2340 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2342 * config/rs6000/rs6000.opt (mmulhw): New option.
2343 * doc/invoke.texi (-mmulhw): Document.
2344 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2346 * config/rs6000/rs6000.md: Add half-word multiply and
2347 multiply-accumulate instructions for 405 and 440.
2349 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2351 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2352 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2353 default now includes a linker group which makes the RTEMS one nest.
2355 2005-11-22 Ben Elliston <bje@au.ibm.com>
2357 * cse.c (fold_rtx): Typo fix.
2358 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2360 2005-11-21 Richard Henderson <rth@redhat.com>
2362 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2363 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2365 * c-tree.h (lookup_name): Move declaration ...
2366 * c-common.h (lookup_name): ... here.
2367 * config/darwin-c.c: Include c-common.h.
2368 * config/t-darwin: Update dependencies.
2370 2005-11-22 Ben Elliston <bje@au.ibm.com>
2372 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2373 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2374 * genopinit.c (gen_insn): Likewise.
2375 * reload.c (find_equiv_reg): Likewise.
2376 * loop.c (load_mems): Likewise.
2377 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2378 * cse.c (find_comparison_args, fold_rtx): Likewise.
2379 * dwarf2out.c (add_const_value_attribute): Likewise.
2380 * expr.c (convert_move): Likewise.
2381 * recog.c (general_operand, register_operand): Likewise.
2382 * reg-stack.c (replace_reg): Likewise.
2383 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2384 * c-common.c (handle_vector_size_attribute): Likewise.
2385 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2386 (simplify_binary_operation_1): Likewise.
2387 (simplify_const_binary_operation): Likewise.
2388 (simplify_relational_operation): Likewise.
2389 (simplify_const_relational_operation): Likewise.
2390 (simplify_immed_subreg): Likewise.
2391 * emit-rtl.c (gen_lowpart_common): Likewise.
2392 * expmed.c (expand_mult): Likewise.
2393 * stor-layout.c (layout_type): Likewise.
2395 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2398 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2399 cst2 only for SPE vectors.
2401 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2404 * config/rs6000/predicates.md (vrsave_operation): Check
2405 UNSPEC_VOLATILE value.
2407 2005-11-21 Jan Hubicka <jh@suse.cz>
2409 PR tree-optimization/24653
2410 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2412 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2414 * config/i386/predicates.md (ax_reg_operand): New predicate.
2415 (memory_displacement_only_operand): New predicate.
2416 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2417 operand is AX register and the other operand is memory operand
2418 with displacement only.
2420 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2422 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2423 if we don't care about NaNs or Infinities.
2425 2005-11-20 Ian Lance Taylor <ian@airs.com>
2427 PR rtl-optimization/24883
2428 * combine.c (combinable_i3pat): When checking whether the
2429 destination of i3 is used in i3, consider paradoxical subregs.
2431 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2434 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2436 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2438 * combine.c (try_combine): Do not run subst on i1src and i2src in
2439 the case of generating a PARALLEL for a comparison.
2441 2005-11-20 Richard Henderson <rth@redhat.com>
2444 * tree-sra.c (struct sra_elt): Add all_no_warning.
2445 (struct sra_walk_fns) <use>: Add use_all argument.
2446 (sra_walk_expr): Pass it.
2447 (sra_walk_modify_expr): Likewise.
2448 (scalarize_ldst): Likewise.
2449 (scan_use): Update for new argument.
2450 (mark_no_warning): New.
2451 (scalarize_use): Use it.
2453 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2455 * expr.c (expand_expr_real): Use usmul_optab for widening
2456 signed * unsigned multiplies.
2457 * genopinit.c (optabs): Add usmul_widen_optab.
2458 * optabs.c (init_optabs): Likewise.
2459 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2460 (usmul_widen_optab): Define.
2461 * config/bfin/bfin.md (usmulhisi3): New pattern.
2463 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2465 2005-11-20 Graham Stott <btinternet.com>
2467 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2469 2005-11-20 Andreas Schwab <schwab@suse.de>
2472 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2475 2005-11-19 Richard Henderson <rth@redhat.com>
2478 * tree-gimple.c (is_gimple_id): Export.
2479 * tree-gimple.h (is_gimple_id): Declare.
2480 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2481 (get_default_value): Use it.
2482 (maybe_fold_stmt_indirect): Likewise.
2484 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2486 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2487 than VR1 or vice-versa.
2489 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2493 * reload.c (find_reloads_address_1): Mention dependency on
2495 * reload1.c (gen_reload): For IN with an unary operation, try
2496 moving inner expression to OUT if trivial SET is not valid.
2497 Confirm that the result is valid. Move common code block into...
2498 (emit_insn_if_valid_for_reload): New function.
2500 2005-11-19 Richard Guenther <rguenther@suse.de>
2502 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2503 ARRAY_REFs of constant strings.
2505 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2507 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2508 fatal format string.
2510 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2512 * combine.c (make_compound_operation): Swap operands of
2513 commutative operation if necessary before returning.
2515 2005-11-19 Richard Guenther <rguenther@suse.de>
2518 * fold-const.c (fold_plusminus_mult_expr): New function.
2519 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2520 cases, remove now unnecessary code.
2522 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2524 * gensupport.c (old_preds): Rename to std_preds, add special field.
2525 (struct old_pred_table): Rename to struct std_pred_table, add special
2527 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2528 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2529 (init_predicate_table): Adjust, and set along the way whether a
2530 predicate is special.
2532 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2534 * BASE-VER: Change to 4.2.0.
2536 2005-11-18 James E Wilson <wilson@specifix.com>
2538 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2541 2005-11-18 Mike Stump <mrs@apple.com>
2543 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2544 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2545 * c-decl.c (lookup_name_two) Remove.
2546 * c-tree.h (lookup_name_two): Remove.
2547 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2548 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2549 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2550 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2552 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2555 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2556 when not generating code to use that co-processor.
2558 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2560 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2561 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2562 these functions are now in tree-phinodes.c.
2564 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2566 * config/bfin/bfin.md (trap): New pattern.
2568 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2570 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2573 * expr.c (expand_expr_real): Don't call record_block_change unless
2574 ib_boundaries_block is non-null
2576 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2578 * fold-const.c (build_range_check): Use proper type for subtraction
2579 when merging lower bound.
2581 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2583 PR rtl-optimization/24497
2584 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2587 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2589 * tree-scalar-evolution.c (expression_expensive_p): New function.
2590 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2592 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2594 * config/bfin/crtlibid.s: New file.
2596 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2599 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2600 when not using sjlj exceptions.
2601 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2602 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2603 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2604 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2605 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2606 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2607 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2608 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2609 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2610 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2611 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2612 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2613 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2615 * config/pa/hpux-unwind.h: New file.
2617 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2619 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2620 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2621 * varasm.c (do_assemble_alias): Adjust call.
2622 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2624 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2626 2005-11-17 James E Wilson <wilson@specifix.com>
2628 * tree.def (FUNCTION_DECL): Correct typo in comment.
2630 2005-11-17 Richard Henderson <rth@redhat.com>
2632 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2633 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2634 and DW_CFA_def_cfa_sf.
2635 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2636 (dbx_reg_number): Don't assert particular registers here.
2637 (based_loc_descr): ... do it here instead. Fold in ...
2638 (eliminate_reg_to_offset): ... this function.
2639 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2640 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2641 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2642 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2643 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2644 (instantiate_virtual_regs): Likewise.
2645 * var-tracking.c (adjust_stack_reference): Likewise.
2646 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2648 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2650 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2651 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2652 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2654 ($(T)crtlibid.o): New rule.
2656 2005-11-16 Richard Guenther <rguenther@suse.de>
2659 * fold-const.c (extract_array_ref): Return byte offset
2661 (fold_binary): Fold &x[a] CMP &x[b] to
2662 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2665 2005-11-16 Richard Henderson <rth@redhat.com>
2668 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2669 parts of an SSA_NAME.
2671 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2674 * arm.md (split for movsf with immediate): Restrict split to insns
2675 that set a general register.
2677 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2679 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2681 * unwind-dw2.c (uw_advance_context): Likewise.
2682 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2683 _Unwind_SjLj_Unregister.
2684 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2686 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2688 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2690 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2692 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2693 langhook to get a DImode integer type.
2695 2005-11-16 Richard Henderson <rth@redhat.com>
2696 J"orn Rennecke <joern.rennecke@st.com>
2697 Ulrich Weigand <uweigand@de.ibm.com>
2701 * reload1.c (reg_equiv_invariant): New.
2702 (reload): Allocate, initialize, and free it.
2703 (calculate_needs_all_insns): Check it when skipping equivalence
2705 (alter_reg): Likewise.
2706 (eliminate_regs_1): Rename from eliminate_regs. Add new
2707 may_use_invariant argument; only use reg_equiv_invariant when true.
2708 (eliminate_regs): New.
2709 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2710 a context for which may_use_invariant may be true.
2712 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2714 * fold-const.c (const_binop): Don't constant fold the operation
2715 if the result has overflowed and flag_trapping_math.
2716 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2718 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2720 * config/arm/unwind-arm.c (abort): Add prototype here.
2721 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2722 (struct phase1_vrs): Add prev_sp.
2723 (unwind_phase2_forced): Save the original core registers instead of
2724 modifying entry_vrs. Take a new flag argument for resuming unwinding
2725 and set action flags accordingly. Always set _US_END_OF_STACK when
2726 get_eit_entry fails. Unwind before calling the stop function.
2727 (_Unwind_GetCFA): New function.
2728 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2729 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2730 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2731 just call unwind_phase2_forced.
2732 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2733 * config/arm/unwind-arm.h (abort): Remove prototype.
2734 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2736 (_Unwind_GetCFA): New prototype.
2737 * config/arm/pr-support.c (abort): Add prototype here.
2738 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2740 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2741 not schedule the prologue with non-call exceptions and EABI.
2743 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2745 * config/arm/unwind-arm.h: Reorder interface function declarations.
2746 (_URC_END_OF_STACK): New enumeration value.
2747 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2748 (struct _Unwind_Control_Block): Document reserved field use.
2749 (_Unwind_Stop_Fn): New typedef.
2750 (_Unwind_ForcedUnwind): Declare.
2751 (_Unwind_Resume_or_Rethrow): Declare.
2752 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2754 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2755 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2756 (UCB_FORCED_STOP_ARG): New.
2757 (search_EIT_table): Update boundary condition checks.
2758 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2759 (unwind_phase2): Replace for with do..while.
2760 (unwind_phase2_forced): New.
2761 (__gnu_Unwind_RaiseException): Replace for with do..while.
2762 (__gnu_Unwind_ForcedUnwind): New.
2763 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2764 Use appropriate phase2 unwinder.
2765 (__gnu_Unwind_Resume_or_Rethrow): New.
2766 (__gnu_unwind_pr_common): Cope with forced unwinding.
2768 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2771 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2773 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2774 roundsf2): Remove "s" from mnemonic.
2776 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2778 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2780 * config/bfin/crtn.s: Change epilogues to match.
2781 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2782 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2783 __PIC__ and __pic__.
2785 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2788 * doc/invoke.texi: Distinguish between free and fixed form instead of
2789 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2791 * gcc.c (default_compilers): Remove double entries, add entries for
2792 suffixes '.F90' and '.F95'.
2794 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2796 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2797 in the stack probing loop.
2799 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2801 * configure.ac: Use .machine power5 not power5x.
2802 * configure: Regenerate.
2804 2005-11-15 Mike Stump <mrs@apple.com>
2806 * c-decl.c (lookup_name_two): Add.
2807 * c-tree.h (lookup_name_two): Likewise.
2808 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2809 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2811 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2813 PR rtl-optimization/23392
2814 * regrename.c (enum scan_actions) Add mark_access.
2815 (scan_actions_name): Ditto.
2816 (scan_rtx_reg): Handle mark_access.
2817 (scan_rtx_address): Do nothing for mark_access.
2818 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2819 and regs in REG_INC notes before closing chains for dead regs.
2820 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2821 opening chains for new writes.
2823 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2825 * c.opt (ffixed-line-length-none): New.
2827 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2829 * mklibgcc.in: Change contents of eh_dummy.c.
2831 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2833 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2835 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2837 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2839 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2841 2005-11-15 Jan Hubicka <jh@suse.cz>
2843 * invoke.texi (large-unit-insns): Document.
2844 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2845 * params.def (large-unit-insns): New param.
2847 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2850 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2851 special register for operand 3. Reindent constraints to align
2854 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2856 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2857 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2858 * configure.ac: Add test for FP rounding instructions.
2859 * configure: Regenerate.
2860 * config.in: Regenerate.
2861 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2862 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2864 * config/rs6000/rs6000.opt (mfprnd): New.
2865 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2866 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2867 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2868 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2869 (TARGET_FPRND): New.
2870 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2872 (btrunc<mode>2): New.
2874 (floor<mode>2): New.
2875 (round<mode>2): New.
2877 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2879 * gcc.c (version_compare_spec_function): Use fatal() rather than
2882 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2883 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2884 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2886 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2889 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2890 on -mmacosx-version-min setting.
2892 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2895 * tree-vrp.c (infer_value_range): Return false if STMT is a
2896 block terminator and its basic block has no successors.
2898 2005-11-14 Mike Stump <mrs@apple.com>
2900 * config/i386/i386.c (override_options): -masm=intel isn't
2901 supported on darwin.
2902 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2904 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2906 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2907 vfork after including auto-host.h.
2909 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2911 PR rtl-optimization/22002
2912 * combine.c (distribute_notes): Detect cases where a reg dies
2913 two or more times in a bb, including on the insn we are combining,
2914 and place the death note on the correct range.
2916 2005-11-14 Dale Johannesen <dalej@apple.com>
2918 * expmed.c (store_bit_field): Add offset unconditionally for
2920 (extract_bit_field): Don't force extzv or extv operand into
2921 a register if field is too big.
2923 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2925 * config/arm/arm.c (pic_labelno): New.
2926 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2927 LABEL_REF. Pass only the labelno to PIC insns.
2928 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2929 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2930 * arm.md (UNSPEC_PIC_LABEL): New constant.
2931 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2932 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2933 Use the correct label prefix.
2935 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2937 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2940 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2942 * loop-invariant.c: Include tm_p.h.
2943 * Makefile.in: Updated.
2945 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2947 * pa.c (store_reg): Revise generation of frame notes in large frames.
2948 (set_reg_plus_d): Likewise.
2950 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2952 PR tree-optimization/24709
2953 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2956 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2958 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2959 and duplicate declaration of pthread_self.
2961 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2962 Ian Lance Taylor <ian@airs.com>
2965 * calls.c (expand_call): If TARGET is a MEM and some part of the
2966 argument area has been saved, force TARGET to a register.
2968 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2970 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2973 2005-11-13 Jason Merrill <jason@redhat.com>
2976 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2977 lazily declared methods.
2978 (force_decl_die): Stop if forcing out the context already make a
2980 (force_type_die): Likewise.
2982 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2985 * builtins.c (integer_valued_real_p): Add break in
2986 REAL_CST having TREE_OVERFLOW set.
2988 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2990 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2991 addressing modes during calculation of costs.
2993 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2995 * function.c (assign_stack_local_1): Restrict sanity check
2996 on frame size overflow to 32-bit and above platforms.
2998 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3000 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3001 * config/cris/cris.c: Include reload.h.
3002 (cris_initial_elimination_offset): New function.
3003 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3006 2005-11-12 Richard Guenther <rguenther@suse.de>
3008 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3010 2005-11-12 Jan Hubicka <jh@suse.cz>
3012 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3013 to compare against 0 when possible.
3015 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3017 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3018 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3019 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3020 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3023 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3025 * recog.c (constrain_operands) <case 'g'>: For a match, require
3026 that a non-register matches general_operand when strict >= 0.
3028 2005-11-11 Steven Bosscher <stevenb@suse.de>
3030 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3033 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3035 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3036 (memory_address_same): New.
3037 (dse_optimize_stmt): Call memory_address_same.
3039 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3042 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3043 ZERO_EXTEND>: New cases.
3045 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3047 * longlong.h (__clz_tab): Always provide.
3049 2005-11-11 Steven Bosscher <stevenb@suse.de>
3052 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3054 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3055 before check_maybe_invariant.
3056 (move_invariant_reg): Use gen_move_insn instead of replacing
3057 SET_DEST with the temporary for the invariant.
3058 (move_loop_invariants): If checking is enabled, do internal
3059 consistency checks after completing the pass.
3061 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3064 * common.opt (Wvolatile-register-var): New.
3065 * varasm.c (make_decl_rtl): Only emit warning when option
3066 specified. Clarify warning message.
3067 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3069 * doc/md.texi (copysign): Document standard named pattern.
3071 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3073 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3074 bytes when align is 2.
3075 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3076 by the first instruction of the loop.
3078 2005-11-11 Jason Merrill <jason@redhat.com>
3081 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3084 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3086 PR rtl-optimization/22509
3087 * local-alloc.c (memref_used_between_p): Check whether a function call
3088 could not reference the memref.
3090 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3092 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3093 algorithm so as to choose the best, not the worst, alternative.
3094 Reset accumulated register class before processing next alternative.
3096 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3099 * calls.c (expand_call): Copy a return value to a plain register
3102 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3105 * varasm.c (assemble_name): Recompute name only for transparent
3108 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3110 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3112 2005-11-04 Jeff Law <law@redhat.com>
3115 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3116 perform reassociation if the parent statement will not die as
3117 a result of the optimization.
3119 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3121 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3122 delete_old_heap_vars.
3123 * tree-dfa.c (referenced_var_remove): Remove function.
3124 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3125 (delete_tree_ssa): Remove call to delete_old_heapvars.
3126 Add call to delete_alias_heapvars.
3127 * tree-flow.h (referenced_var_remove): Remove prototype
3128 (init_alias_heapvars): New prototype.
3129 (delete_alias_heapvars): Ditto.
3130 * Makefile.in (tree-ssa-structalias.o): Add
3131 gt-tree-ssa-structalias.o
3132 (GTFILES): Add tree-ssa-structalias.h and
3133 tree-ssa-structalias.c.
3134 (s-gtype): Add gt-tree-ssa-structalias.h.
3135 * tree-ssa-structalias.c (heapvars): Remove.
3136 (oldheapvars): Remove.
3137 (heapvar_for_stmt): New variable.
3138 (heapvar_lookup): New function.
3139 (heapvar_insert): Ditto.
3140 (get_constraint_for): See if we have an old heapvar
3142 (init_alias_heapvars): New function.
3143 (delete_alias_heapvars): Ditto.
3144 Add include of gt-tree-ssa-structalias.h.
3146 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3149 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3151 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3153 * tree.c (int_fits_type_p): Only look at the base type
3154 if it has the same precision as the original type.
3156 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3159 * varasm.c (assemble_alias): Use %q+D in the error
3160 message instead of %J and %qD.
3162 2005-11-10 Richard Guenther <rguenther@suse.de>
3164 * gcse.c (free_ldst_entry): Only free hashtable if
3167 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3169 * function.c (assign_stack_local_1): Issue an error message if
3170 the frame size overflows in the signed target arithmetics.
3172 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3174 * tree.c (build_qualified_type): Chain the new type to the original
3175 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3176 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3177 (build_pointer_type_for_mode): Only return unqualified types.
3178 (build_reference_type_for_mode): Likewise.
3180 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3182 * Makefile.in (gnucompare): Do comparison of all files using one of
3183 the chosen methods and only afterwards decide if just warning should
3184 be issued or comparison failure raised.
3186 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3188 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3189 (noce_try_abs): Negate if the comparison is reversed.
3190 Look only one instruction backwards for a REG_EQUAL note.
3192 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3195 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3196 gthr-tpf.h: Define __gthrw. For all identifiers that might
3197 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3198 and prefix all uses with __ghtrw.
3200 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3203 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3204 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3205 * c-common.c (handle_weakref_attribute): New.
3206 (c_common_attribute_table): Add weakref.
3207 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3209 * configure, config.in: Rebuilt.
3210 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3211 * doc/extend.texi: Document weakref attribute.
3212 * varasm.c (ultimate_transparent_alias_target): New
3213 (assemble_name): Use it.
3214 (weak_finish_1): Split out of...
3215 (weak_finish): ... and deal with weakrefs in...
3216 (weakref_targets): ... new list.
3217 (globalize_decl): Clean up weakref_targets.
3218 (do_assemble_alias): Handle weakrefs.
3219 (finish_aliases_1): Do not reject weakrefs to external symbols.
3220 (assemble_alias): Handle weakrefs.
3222 2005-11-09 Richard Guenther <rguenther@suse.de>
3224 PR tree-optimization/24716
3225 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3226 t_bool to track results from follow_ssa_edge.
3228 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3230 * final.c (force_source_line): New global variable.
3231 (final_scan_insn): Set it to true instead of clearing last_filename.
3232 (notice_source_line): Return true if force_source_line is true,
3233 unless source info is absent.
3235 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3238 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3239 a linkage name for a variable if it a register variable.
3240 * c-decl.c (grokdeclarator): Global register variables
3241 should be set as PUBLIC.
3243 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3246 * config/s390/s390.c (struct s390_frame_layout): New fields
3247 first_save_gpr_slot and last_save_gpr_slot.
3248 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3249 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3250 first_save_gpr and last_save_gpr with the _slot variants.
3251 (s390_register_info): Calculate first_save_gpr_slot and
3252 last_save_gpr_slot using regs_ever_live.
3254 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3257 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3258 for a function containing a landing pad.
3260 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3263 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3266 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3268 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3269 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3271 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3274 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3276 (call,load,store): New insn types.
3277 (mem_access, branch_access): Adjust reservation conditions.
3278 (define_delay): Adjust condition.
3279 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3281 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3282 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3284 (call_internal, call_value_internal, return_internal,
3285 return_interrupt_internal, eh_return_internal, indirect_jump,
3286 tablejump): Set call insn type.
3287 (blockage, ei, di): Use appropriate unspec const.
3288 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3289 (ms1_get_attr_type): Adjust to give load & store types.
3290 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3291 backwards past a barrier.
3292 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3294 (struct branch_info, struct label_info): New.
3296 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3297 (ms1_machine_reorg): New.
3298 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3299 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3300 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3301 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3304 2005-11-09 Per Bothner <per@bothner.com>
3305 Uros Bizjak <uros@kss-loka.si>
3308 * toplev.c (process_options): Initialize debug_hooks early
3309 in case lang_hooks.post_options ends up calling a debug_hook.
3311 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3313 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3314 DBX_REGISTER_NUMBER being contiguous.
3316 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3317 Diego Novillo <dnovillo@redhat.com>
3320 * tree-vrp.c (register_edge_assert_for): Do not register
3321 always-false predicates.
3323 2005-11-08 Devang Patel <dpatel@apple.com>
3325 PR tree-optimization/23115
3326 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3329 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3331 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3334 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3336 Fix PR tree-optimization/23382
3338 * tree-ssa-alias.c (compute_may_aliases): Call
3339 delete_old_heap_vars.
3340 * tree-dfa.c (referenced_var_remove): New function.
3341 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3342 * tree-flow.h (referenced_var_remove): Add prototype.
3343 (delete_old_heap_vars): Ditto.
3344 * tree-ssa-structalias.c (heapvars): New variable.
3345 (oldheapvars): Ditto.
3346 (get_constraint_for): Put heap vars on heapvars list.
3347 (delete_old_heap_vars): New function.
3349 2005-11-08 Jason Merrill <jason@redhat.com>
3351 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3353 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3356 * reg-stack.c (reg_to_stack): Update register liveness also
3357 for flag_sched2_use_traces.
3359 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3362 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3363 override prior explicit -mno-powerpc-gfxopt.
3365 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3367 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3368 if the bitsize is zero.
3369 * doc/md.texi (Standard Pattern Names): Document it.
3371 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3372 (TARGET_PASS_BY_REFERENCE): Likewise.
3374 2005-11-07 Ian Lance Taylor <ian@airs.com>
3376 PR rtl-optimization/24683
3377 * config/i386/i386.c (legitimize_pic_address): If constant operand
3378 to PLUS is too large, put it in a register.
3380 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3382 * configure.ac: Enable checking assembler dwarf2 support for bfin
3384 * configure: Regenerate.
3386 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3390 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3391 gen_easy_vector_constant_add_self): Delete.
3392 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3394 (output_vec_const_move): Use gen_easy_altivec_constant.
3395 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3396 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3397 (easy_vector_constant_add_self): Rewritten.
3398 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3399 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3400 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3401 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3402 Macroize and adjust for the other changes.
3404 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3408 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3409 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3411 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3413 PR rtl-optimization/23567
3414 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3415 (noce_process_if_block): Don't do any optimizations except
3416 if (cond) x = x; if !set_b and write into orig_x may trap
3417 or fault. Remove the MEM_READONLY_P check.
3419 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3422 * tree-vrp.c (fix_equivalence_set): New.
3423 (extract_range_from_assert): Call it.
3425 2005-11-05 Ian Lance Taylor <ian@airs.com>
3428 * combine.c (apply_distributive_law): Don't distribute across a
3431 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3433 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3434 config/ms1/ms1.h, config/rs6000/predicates.md,
3435 config/s390/s390.c, params.def, postreload-gcse.c,
3436 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3437 tree-vrp.c, tree.c: Fix comment typos.
3438 * doc/invoke.texi: Fix typos.
3440 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3442 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3443 for testing whether the data_dependence_relation contains distance
3444 vectors. Iterate over all distance vectors of the ddr.
3445 * lambda.h: Define a vec of lambda_vector pointers.
3446 * tree-data-ref.c (dump_data_dependence_relation,
3447 dump_data_dependence_direction): Iterate over all distance and
3448 direction vectors of the ddr.
3449 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3451 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3452 of distance/direction vectors instead of a single one.
3453 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3454 lambda_vectors with a vec of lambda_vectors.
3455 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3456 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3457 DDR_NUM_DIST_VECTS): New.
3458 * tree-loop-linear.c (gather_interchange_stats): Test for the
3459 existence of distance vectors only after having checked that there
3460 is a dependence. Iterate over all distance vectors of the ddr.
3461 (linear_transform_loops): Use dump_data_dependence_relation.
3462 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3463 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3464 distance vectors of the ddr.
3466 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3468 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3469 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3470 IS_INTHANDLER; all callers changed.
3471 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3473 (do_link, do_unlink): New argument ALL; all callers changed.
3474 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3475 If function isn't leaf, save and restore all registers.
3476 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3479 2005-11-05 Jan Hubicka <jh@suse.cz>
3481 PR rtl-optimization/23490
3482 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3483 max-flow-memory-location): Document.
3484 * flow.c: Include params.h
3485 (MAX_MEM_SET_LIST_LEN): Kill.
3486 (add_to_mem_set_list): Use new param.
3487 * cse.c (cse_basic_block): Replace 1000 by new param.
3488 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3489 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3490 * predict.c (predict_loops): Use new param.
3491 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3493 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3494 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3495 Do not hold memory returned by cgraph_node_name across other call.
3497 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3500 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3503 2005-11-04 Jeff Law <law@redhat.com>
3506 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3507 * tree-ssa-dom.c: Include params.h.
3508 (thread_across_edge): If there are too many statements in the
3509 target block, then do not thread through it.
3510 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3511 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3513 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3516 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3517 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3519 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3522 * tree-scalar-evolution.c (instantiate_parameters_1,
3523 instantiate_parameters, resolve_mixers): Compute the size of an
3524 expression to be instantiated and give up the instantiation if the
3525 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3527 2005-11-04 Richard Guenther <rguenther@suse.de>
3529 * tree-flow.h (ref_contains_indirect_ref): Rename to
3530 array_ref_contains_indirect_ref.
3531 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3532 (array_ref_contains_indirect_ref): Make comment match the code
3534 (ref_contains_array_ref): Likewise.
3535 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3536 ref_contains_indirect_ref.
3537 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3538 Rename calls to ref_contains_indirect_ref.
3540 2005-11-04 Paul Brook <paul@codesourcery.com>
3542 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3543 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3544 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3545 * config/arm/arm.md: Use match_operand in peephole input templates
3546 and match_dup in peephole output templates.
3548 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3550 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3553 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3554 Daniel Jacobowitz <dan@codesourcery.com>
3556 * longlong.h (add_ssaaaa): Clobber condition code register
3558 (sub_ddmmss): Likewise.
3559 (umul_ppmm): Likewise.
3561 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3562 Paul Brook <paul@codesourcery.com>
3563 Phil Blundell <pb@reciva.com>
3565 * configure.ac: Add test for ARM TLS support.
3566 * configure: Regenerated.
3567 * config/arm/arm-protos.h (legitimize_tls_address)
3568 (arm_tls_referenced_p, tls_mentioned_p)
3569 (arm_output_addr_const_extra): New prototypes.
3570 (thumb_legitimize_pic_address): Delete.
3571 * config/arm/arm.c: Include "gt-arm.h".
3572 (enum tls_reloc): New.
3573 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3574 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3575 (arm_call_tls_get_addr, legitimize_tls_address)
3576 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3577 (arm_init_tls_builtins, arm_emit_tls_decoration)
3578 (arm_output_addr_const_extra): New functions.
3579 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3580 (TARGET_HAVE_TLS): Define.
3581 (target_thread_pointer): New.
3582 (arm_override_options): Handle -mtp=.
3583 (legitimize_pic_address): Ignore UNSPECs.
3584 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3586 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3587 (tls_get_addr_libfunc): New variable.
3588 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3589 (arm_init_builtins): Call arm_init_tls_builtins.
3590 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3591 (arm_encode_section_info): Call default_encode_section_info.
3592 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3593 (enum arm_tp_type): New.
3594 (target_thread_pointer): Add declaration.
3595 (LEGITIMATE_CONSTANT_P): Handle TLS.
3596 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3597 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3598 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3599 * config/arm/arm.md: Add UNSPEC_TLS.
3600 (movsi): Handle TLS.
3601 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3603 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3604 (load_tp_hard, load_tp_soft): New insns.
3605 * arm.opt: Add -mtp=.
3606 * doc/invoke.texi (ARM Options): Document -mtp.
3608 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3610 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3611 * config/arm/libunwind.S: Include "lib1funcs.asm".
3612 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3613 (LIB2ADDEH): Add libunwind.S.
3614 (LIB2ADDEHDEP): Add lib1funcs.asm.
3615 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3617 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3620 * gcc/c.opt: Add a -lang-fortran option.
3621 * gcc/c-opts.c: Add a lang_fortran flag.
3622 (c_common_init_options): Handling the -lang-fortran option.
3623 (c_common_handle_option): Add a case for Fortran options in
3624 preprocessing. Remove cases for -ffixed-form and
3625 -ffixed-line-length. Add a case for -lang-fortran.
3627 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3629 * config/rs6000/rs6000.c: Include params.h
3630 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3631 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3632 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3633 (UNSPEC_VPKUWSS): Delete.
3634 (altivec_vpkuhss): Delete.
3635 (altivec_vpkuwss): Delete.
3636 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3638 (neg_eq0<mode>): Remove final condition.
3639 (neg_eq<mode>): Remove condition and split-condition.
3641 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3643 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3644 Use associated print macros.
3646 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3649 * diagnostic.c (diagnostic_set_info_translated): New function.
3650 (diagnostic_set_info): Use it. Add comment.
3651 * diagnostic.h (diagnostic_set_info_translated): Declare.
3653 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3655 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3656 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3657 reference only if 'public' is true.
3658 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3659 emit the .hidden directive only if the indirect reference is public.
3660 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3661 Pass it to dw2_force_const_mem.
3662 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3663 * dwarf2out.c (output_cfi): Adjust calls to above function.
3664 (output_call_frame_info): Likewise.
3665 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3666 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3668 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3670 PR tree-optimization/24483
3671 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3672 field to elts if possible.
3674 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3677 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3680 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3682 Fix PR tree-optimization/24351
3684 * tree-ssa-structalias.c (struct variable_info): Add
3686 (get_varinfo_fc): New function to follow collapsing.
3687 (new_var_info): Set collapsed_to to NULL.
3688 (dump_constraint): Follow collapsing.
3689 (build_constraint_graph): Handle collapsing.
3690 (do_simple_structure_copy): Return false if something bad
3692 (collapse_rest_of_var): New function.
3693 (do_structure_copy): Collapse if do_simple_structure_copy returns
3696 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3699 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3700 expressions to a statement list instead of gimplifying them.
3702 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3704 PR rtl-optimization/23585
3705 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3706 that can't trap plus a constant integer, if the mode has zero size.
3708 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3711 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3713 ("*insv<mode>_reg_extimm"): Likewise.
3715 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3718 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3719 c_common_type_for_mode returns an unnamed type.
3721 2005-11-02 Richard Henderson <rth@redhat.com>
3725 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3726 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3727 * function.c (assign_parms): Use calls.internal_arg_pointer.
3728 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3730 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3731 (TARGET_CALLS): Add it.
3732 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3733 * targhooks.c (default_internal_arg_pointer): New.
3734 * targhooks.h (default_internal_arg_pointer): Declare.
3735 * tree.h (dwarf2out_reg_save_reg): Declare.
3736 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3737 * config/i386/i386.c (dbx_register_map): Add return column.
3738 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3739 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3740 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3741 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3742 (ix86_save_reg): Save force_align_arg_pointer.
3743 (ix86_emit_save_regs): Make regno unsigned.
3744 (ix86_emit_save_regs_using_mov): Likewise.
3745 (ix86_expand_prologue): Handle force_align_arg_pointer.
3746 (ix86_expand_epilogue): Likewise.
3747 * config/i386/i386.h: (dbx_register_map): Update.
3748 (dbx64_register_map, svr4_dbx_register_map): Update.
3749 (struct machine_function): Add force_align_arg_pointer.
3750 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3751 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3752 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3754 2005-11-02 Jan Hubicka <jh@suse.cz>
3757 * i386.md: Add peep2 for simplyfing array accesses.
3759 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3762 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3763 * config/s390/s390.c (s390_decompose_shift_count): New function.
3764 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3765 (print_shift_count_operand): Use s390_decompose_shift_count.
3766 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3767 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3769 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3772 * loop.c (loop_givs_rescan): Use force_operand to expand
3775 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3778 * fold-const.c (build_range_check): Use unsigned when signed
3779 overflow is undefined also. If etype is subtype, make sure that
3780 the subtraction is in the supertype.
3782 2005-11-02 Richard Henderson <rth@redhat.com>
3785 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3788 2005-11-01 Richard Henderson <rth@redhat.com>
3791 * loop.c (scan_loop): Do not propagate computations to a hard
3792 register destination with SMALL_REGISTER_CLASSES.
3794 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3796 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3797 costs for MULT inside PLUS or MINUS.
3799 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3801 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3802 (TRAMPOLINE_SIZE): Round up to 60.
3803 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3805 2005-10-31 James E. Wilson <wilson@specifix.com>
3808 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3809 ifdef. Put ifdefs around call in gen_subprogram_die.
3810 (compute_frame_pointer_to_cfa_displacement): Likewise.
3811 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3814 PR rtl-optimization/17356
3815 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3816 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3818 2005-10-31 Jan Hubicka <jh@suse.cz>
3821 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3824 * i386.c (legitimize_pic_address): Deal with large immediates.
3827 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3828 from symbol names while computing checkup.
3831 * predict.c (predict_loops): Do not estimate more than
3832 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3833 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3835 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3837 PR tree-optimization/19097
3838 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3840 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3842 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3844 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3847 * tree-inline.c (setup_one_parameter): If the init_stmt
3848 is NULL, don't insert the statement.
3850 2005-10-30 Jan Hubicka <jh@suse.cz>
3852 PR tree-optimization/24172
3853 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3855 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3857 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3858 constants for hosts with long != 32 bits.
3860 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3863 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3865 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3867 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3868 (TARGET_MS1_16_002): New.
3869 (TARGET_MS1_16_003): New.
3871 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3872 ("*decrement_and_branch_until_zero_no_clobber"): New.
3873 Add corresponding splitter for decrement_and_branch_until_zero
3875 Key all decrement_and_branch_until_zero patterns off of
3878 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3881 * tree-complex.c (extract_component): Treat RESULT_DECL
3882 like the rest of the decls.
3884 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3886 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3887 indirect call to _mcount if the function needs a static chain.
3889 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3890 Caroline Tice <ctice@apple.com>
3892 PR rtl-optimization/24460
3893 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3894 (dwarf2out_switch_text_section): Set it to true instead of
3895 incrementing separate_line_info_table_in_use.
3896 (output_loc_list): Additionally test have_switched_text_sections.
3897 (output_ranges): Likewise.
3898 (dwarf2out_finish): Likewise.
3899 * varasm.c (assemble_start_function): Do not call
3900 insert_section_boundary_note.
3901 (assemble_end_function): If flag_reorder_blocks_and_partition,
3902 switch to the function's section before emitting the .size directive.
3903 * bb-reorder.c (insert_section_boundary_note): Staticify.
3904 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3905 * output.h (insert_section_boundary_note): Delete.
3907 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3910 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3911 instead of pointer equality when comparing types.
3913 2005-10-24 James E. Wilson <wilson@specifix.com>
3915 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3916 add_dependence_list_and_free calls.
3918 2005-10-24 Steven Bosscher <stevenb@suse.de>
3920 * contrib.texi: Add the names of the LLNL folks who donated
3921 Cray pointer support for gfortran.
3923 2005-10-24 Steven Bosscher <stevenb@suse.de>
3925 PR tree-optimization/24225
3926 * profile.c (branch_prob): Look from end to start through a
3927 basic block when looking for a locus.
3929 2005-10-24 Richard Henderson <rth@redhat.com>
3931 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3933 (hppa_expand_prologue): Likewise.
3935 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3937 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3938 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3939 * pa.h (NO_PROFILE_COUNTERS): Define.
3940 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3941 (funcdef_nos): New vector to hold label numbers of deferred profile
3943 (output_deferred_profile_counters): New function.
3944 (hppa_profile_hook): Push label number onto funcdef_nos.
3945 (pa_hpux_file_end): Call output_deferred_profile_counters if
3946 NO_DEFERRED_PROFILE_COUNTERS is false.
3948 * pa-protos.h (get_deferred_plabel): New prototype.
3949 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3951 (output_call): Adjust calls.
3953 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3955 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3956 peculiarity of GOT/TOC section usage.
3958 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3961 * c-common.c (constant_string_class_name): Add documentation.
3963 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3966 * recog.c (peephole2_optimize): Increment peep2_current_count
3967 only when the slot is empty.
3969 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * except.c (output_function_exception_table): Call
3973 assemble_external_libcall if we need a personality function.
3975 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3977 PR rtl-optimization/24460
3978 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3979 set the basic block for barriers.
3981 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3983 * var-tracking.c (vt_initialize): Initialize post.
3985 2005-10-21 Devang Patel <dpatel@apple.com>
3988 * c-common.c (vector_types_convertible_p): Check vector element type.
3990 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3992 * config/sh/sh.c (prepare_move_operands): Handle the address
3993 constant which is a tls symbolic address plus a constant.
3995 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3998 * gcc.c (main): Use the correct counter for erroring out
3999 about mulitple files.
4001 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4004 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4005 use r2 for 64-bit tls .got access.
4007 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4009 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4012 2005-10-20 Steven Bosscher <stevenb@suse.de>
4014 PR tree-optimization/24307
4015 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4017 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4020 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4022 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4023 is ready, stop marking functions, but still mark variables.
4025 2005-10-20 Richard Guenther <rguenther@suse.de>
4028 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4031 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4033 PR rtl-optimization/23585
4034 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4035 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4036 (may_trap_p_1): New predicate extracted from...
4037 (may_trap_p): ... here. Invoke may_trap_p_1.
4038 (may_trap_or_fault_p): New predicate.
4039 * rtl.h (may_trap_or_fault_p): Declare it.
4040 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4041 instead of may_trap_p.
4042 (steal_delay_list_from_fallthrough): Likewise.
4043 (fill_simple_delay_slots): Likewise.
4044 (fill_slots_from_thread): Likewise.
4045 * function.c (pad_to_arg_alignment): Rework comment about
4046 SPARC_STACK_BOUNDARY_HACK.
4047 * config/sparc/sparc.h: Likewise.
4049 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4051 * config/s390/s390.c (s390_expand_insv): New.
4052 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4053 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4054 ("icm_hi"): Remove mode attribute.
4055 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4057 ("*extracthi", "*extractqi"): Remove.
4058 (extv<mode>", "*extzv<mode>"): New.
4059 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4060 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4062 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4064 * cfgexpand.c (discover_nonconstant_array_refs_r,
4065 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4066 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4067 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4068 discover_nonconstant_array_refs.
4070 2005-10-19 Steven Bosscher <stevenb@suse.de>
4073 * c-decl.c (pop_scope): Don't warn about an unused variable
4074 if it is marked with TREE_NO_WARNING.
4075 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4076 somenow mismatch and olddecl is to be replaced.
4078 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4081 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4082 whether registers live on the edge can be saved/restored.
4084 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4086 * config/sh/sh.c (fixup_mova): Skip notes.
4088 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4090 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4091 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4092 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4093 (s390_initial_elimination_offset): Likewise.
4094 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4095 register on TARGET_ZARCH targets.
4096 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4097 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4098 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4099 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4101 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4103 * config/s390/s390.md: Comment describing output modifiers updated.
4104 * config/s390/s390.c (print_operand): Likewise.
4106 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4108 * config/s390/s390.c (override_options): Added check for -mstack-size
4110 * doc/invoke.texi: Mention that limit in the documenation.
4112 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4115 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4117 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4119 Fix PR tree-optimization/24231
4121 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4122 (compute_avail): Ditto.
4124 2005-10-18 Richard Henderson <rth@redhat.com>
4127 * config/i386/i386.c (legitimate_constant_p): Check
4128 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4130 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4131 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4132 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4134 (print_operand_address): Likewise.
4135 * config/i386/predicates.md (x86_64_immediate_operand): Test
4136 SYMBOL_REF_TLS_MODEL properly inside CONST.
4137 (x86_64_zext_immediate_operand): Likewise.
4138 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4139 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4140 * config/i386/i386-protos.h: Remove predicates.md entries.
4142 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4144 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4145 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4147 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4148 Ian Lance Taylor <ian@airs.com>
4151 * fold-const.c (fold_widened_comparison): Do not allow range based
4152 constant folding when right operand cannot be unwidened.
4154 2005-10-17 Richard Henderson <rth@redhat.com>
4156 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4157 with a memory clobber.
4159 2005-10-17 James E Wilson <wilson@specifix.com>
4161 PR rtl-optimization/17356
4162 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4163 checking for EDGE_EH.
4165 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4167 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4168 the slot on an even boundary for any type with 16-byte alignment.
4170 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4173 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4174 after register allocation.
4176 2005-10-17 DJ Delorie <dj@redhat.com>
4178 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4181 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4184 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4187 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4189 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4190 to 2 if it's already non-zero.
4191 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4192 is set and warn about it if flag_schedule_insns is 1.
4194 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4196 * config/crx/crx.md: Compare-and-branch instructions need to
4199 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4202 * config/i386/i386.md (*pushdi2_rex64 splitter)
4203 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4204 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4205 flow2 pass only when (optimize > 0 && flag_peephole2).
4207 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4210 * gcc.c (have_c): New static variable.
4212 (process_command): Remove declation of have_c.
4213 Set have_o to 1 when handling -o.
4214 (main): Add a fatel error if there are multiple
4215 files specified and -o and -c/-S is passed witout
4216 -combine or multiple languages.
4218 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4220 Fix PR tree-optimization/22444
4221 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4222 Assert that we don't hit something with subvars.
4223 (setup_pointers_and_addressables): Don't add things with subvars,
4224 because we'll already process the subvars for aliasing purposes.
4226 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4229 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4230 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4231 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4232 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4233 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4234 swapped, alternatives for the R constraint.
4237 * builtins.c (get_builtin_sync_mode): Make unlimited
4238 mode_for_size request.
4240 2005-10-15 Richard Henderson <rth@redhat.com>
4242 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4243 (gimplify_expr): ... here.
4244 (gimplify_compound_lval): Use it in initial scan loop. Allow
4245 fb_lvalue in base expression.
4247 2005-10-15 Richard Henderson <rth@redhat.com>
4250 * builtins.c (expand_builtin_trap): Export.
4251 * expr.h (expand_builtin_trap): Declare.
4252 * expr.c (expand_assignment): Emit a trap for integral offsets
4253 from registers that weren't reduced to bitpos.
4255 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4256 (mark_array_ref_addressable): Remove.
4257 * tree-flow.h (mark_array_ref_addressable): Remove.
4258 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4260 2005-10-15 James E Wilson <wilson@specifix.com>
4263 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4264 (add_dependence_list_and_free): Likewise.
4265 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4268 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4272 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4273 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4275 (vrp_visit_phi_node): Only prevent infinite iterations when
4276 the previous result and the new result are both VR_RANGEs.
4278 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4280 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4283 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4286 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4289 2005-10-14 Per Bothner <per@bothner.com>
4291 PR preprocessor/21250
4292 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4294 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4297 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4298 overflow flags. Refactor some conditionals.
4300 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4303 * tree-dfa.c (add_referenced_var): Only look at decls which
4304 have TREE_CONSTANT or TREE_READONLY set instead of if
4305 !TREE_PUBLIC or !TREE_CONSTANT.
4307 2005-10-13 James E Wilson <wilson@specifix.com>
4309 * doc/invoke.texi: For -x, add f95-cpp-input.
4310 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4312 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4314 PR tree-optimization/24262
4315 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4316 in loop all the time.
4318 2005-10-12 Richard Henderson <rth@redhat.com>
4321 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4322 * function.c (assign_parm_find_data_types): Don't support it.
4323 * print-tree.c (print_node): Likewise.
4324 * c-common.c (handle_transparent_union_attribute): Likewise.
4325 Use build_duplicate_type.
4326 * tree-inline.c (remap_type_1): Split out of remap_type;
4327 properly remap aggregate fields.
4328 (build_duplicate_type): New.
4329 * doc/extend.texi (Variable Attributes): Remove documentation
4330 for transparent_union.
4332 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4335 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4336 (gen_stack_pointer_dec): Likewise.
4338 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4342 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4344 (struct cxx): Add adjust_class_at_definition target hook.
4345 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4346 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4347 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4348 hook_void_tree. Add to TARGET_CXX.
4349 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4351 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4352 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4353 instead of attribute. Check for dllexport override. Warn if
4354 inconsistent dll linkage. Don't lose old dllimport if decl has
4355 had address referenced. Tweak lookup of dllimport atribute.
4356 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4357 for target specific rules. Don't add dllimport attribute if
4358 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4359 dllimport attribute.
4360 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4361 * varasm.c (initializer_constant_valid_p): Replace
4362 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4366 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4367 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4368 (i[34567]86-*-mingw32*): Likewise.
4370 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4371 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4373 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4374 C++-specific code. Change return value to bool.
4375 (i386_pe_dllimport_p): Likewise.
4376 (associated_type): Simplify and make language-independent
4377 (i386_pe_encode_section_info): Replace override of ambiguous
4378 dllimport symbol refs with a gcc_assert.
4379 (i386_pe_valid_dllimport_attribute_p): Define.
4380 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4381 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4382 i386_pe_adjust_class_at_definition.
4383 * config/i386/winnt-stubs.c: New file. Define stub versions of
4384 lang-specific functions.
4385 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4386 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4387 i386_pe_adjust_class_at_definition.
4388 (i386_pe_valid_dllimport_attribute_p): Declare.
4389 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4390 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4391 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4394 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4395 dllimport attribute with test of DECL_DLLIMPORT_P.
4397 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4399 * combine.c (make_extraction): Correct offset computation.
4401 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4403 * config/cris/t-linux (LIMITS_H_TEST): Define.
4405 2005-10-12 Richard Henderson <rth@redhat.com>
4408 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4410 2005-10-12 Richard Guenther <rguenther@suse.de>
4412 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4414 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4417 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4418 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4421 2005-10-12 Richard Guenther <rguenther@suse.de>
4424 * varasm.c (output_constant): Correct typo from previous
4427 2005-10-11 Ian Lance Taylor <ian@airs.com>
4429 PR rtl-optimization/13931
4430 * combine.c: Revert patch of 2003-05-14, and:
4431 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4432 completely killed in the appropriate insn.
4433 (distribute_notes): Don't skip multiple hard register test for
4434 elim_i1 and elim_i2.
4436 2005-10-11 Richard Henderson <rth@redhat.com>
4439 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4440 to initialize a transparent union instead of a nop_expr.
4442 2005-10-11 Richard Henderson <rth@redhat.com>
4444 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4445 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4446 (tree_ssa_dce_loop): Call scev_reset.
4449 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4450 * tree-ssa-dce.c: Include cfgloop.h.
4451 (tree_ssa_dce_loop, pass_dce_loop): New.
4452 * tree-pass.h (pass_dce_loop): Declare it.
4453 * passes.c (init_optimization_passes): Use it.
4455 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4458 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4459 Only apply the optimization for rounding builtins if the inner
4460 cast is also an extension.
4462 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4465 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4466 mark_new_vars_to_rename instead of update_stmt.
4468 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4470 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4472 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4474 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4475 for setting MMX register to 0 rather than mmx.
4477 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4480 * configure.ac: Move gas check from mips specific case to common case.
4481 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4482 * configure: Regenerate
4483 * doc/install.texi: Update.
4485 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4488 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4490 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4492 * gcc.c (do_spec_1): Accept numeric characters in file name
4495 2005-10-10 Nick Clifton <nickc@redhat.com>
4497 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4498 describing the deleted arm_gen_rotated_half_load function.
4500 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4502 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4505 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4507 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4509 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4510 (EXTRA_MULTILIB_PARTS): Define.
4511 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4512 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4513 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4514 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4515 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4516 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4518 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4520 PR tree-optimization/24226
4521 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4522 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4523 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4526 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4528 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4530 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4533 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4534 Rewrite for no need for the early clobber.
4536 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4538 Merge from csl-arm-branch:
4539 2005-09-07 Paul Brook <paul@codesourcery.com>
4540 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4543 2005-04-30 Paul Brook <paul@codesourcery.com>
4544 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4545 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4547 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4548 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4549 (arm_override_options): Use TARGET_AAPCS_BASED.
4550 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4551 (PTRDIFF_TYPE): Use int for AAPCS.
4552 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4553 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4554 (DEFAULT_SHORT_ENUMS): Delete.
4555 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4557 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4558 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4559 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4560 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4562 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4563 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4565 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4566 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4568 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4569 * config.gcc (arm*-*-linux-gnueabi): Add it.
4570 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4572 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4573 * config/arm/linux-eabi.h: New file.
4574 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4575 (LINUX_TARET_LINK_SPEC): Likewise.
4576 (LINK_SPEC): Use it.
4577 * config/arm/t-linux-eabi: New file.
4579 2005-10-08 Steven Bosscher <stevenb@suse.de>
4582 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4584 (PARAM_SMS_DFA_HISTORY): Likewise.
4586 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4589 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4590 (load_register_parameters): Call it.
4591 (check_sibcall_argument_overlap_1): Likewise.
4592 (store_one_arg): Likewise.
4594 2005-10-07 James E. Wilson <wilson@specifix.com>
4596 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4597 DImode not VECINT24 for operand 2.
4600 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4604 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4605 fr_spill): Use destination_operand for operand 0.
4607 2005-10-07 DJ Delorie <dj@redhat.com>
4609 * varasm.c (output_constant): Limit error to expanding
4612 2005-10-07 Richard Guenther <rguenther@suse.de>
4615 * fold-const.c (fold_binary): Fix operand types during folding
4616 of X op (A, Y). Evaluation order of the side-effects of
4617 X and A are frontend-defined, so ensure we honour that even for
4618 tcc_comparison class operands; eased by removing duplicate code.
4620 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4622 * stor-layout.c (layout_type): Do not allow alignment of array
4623 elements to be greater than their size.
4625 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4627 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4629 (hppa*-*-linux*): Ditto.
4630 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4631 * config/host-hpux.c: New.
4632 * config/x-hpux: New.
4633 * config/pa/x-hpux: Remove.
4634 * config/pa/x-linux: Remove.
4635 * config/pa/pa-host.c: Remove.
4637 2005-10-07 Jeff Law <law@redhat.com>
4639 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4640 determine whether or not to try and thread outgoing edges.
4642 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4644 * config/rs6000/rs6000.md (eqsi_power): New.
4645 (neg_eq0si): Add TARGET_POWER to final condition.
4648 2005-10-06 Richard Henderson <rth@redhat.com>
4650 * config/rs6000/rs6000.c: Revert last change.
4652 2005-10-06 Richard Henderson <rth@redhat.com>
4654 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4655 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4657 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4661 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4662 out return_label and naked_return_label.
4664 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4666 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4669 2005-10-06 Richard Henderson <rth@redhat.com>
4672 * tree-inline.c (declare_return_variable): Handle modify_dest not
4675 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4677 Fix PR tree-optimization/22488
4678 * tree-ssa-structalias.c (check_for_overlaps): New function.
4679 (create_variable_info_for): Use it.
4681 2005-10-06 Richard Henderson <rth@redhat.com>
4684 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4685 (dwarf2out_start_source_file): Print it.
4687 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4689 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4691 2005-10-06 Richard Henderson <rth@redhat.com>
4694 * mode-switching.c (optimize_mode_switching): Clear transp bit
4695 for block with incomming abnormal edges.
4697 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4698 (fpscr_set_from_mem): Use them.
4699 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4700 (fpscr postinc splitters): Rewrite as peephole2+split.
4702 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4704 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4705 (eq<mode>_compare): Same.
4707 2005-10-06 Richard Guenther <rguenther@suse.de>
4709 PR tree-optimization/24238
4710 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4712 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4714 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4715 here. Use AC_PATH_PROG for environment variables instead of
4717 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4719 * configure: Regenerated.
4721 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4724 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4725 then force it into a register.
4726 (call_value): Likewise.
4728 2005-10-06 Richard Henderson <rth@redhat.com>
4731 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4732 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4733 under pass_vectorize.
4735 2005-10-05 Devang Patel <dpatel@apple.com>
4738 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4739 handling constants. Check NAMESPACE_DECL context for constants.
4741 2005-10-05 Eric Christopher <echristo@apple.com>
4743 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4745 2005-10-05 Richard Henderson <rth@redhat.com>
4748 * tree-cfg.c (mark_array_ref_addressable_1): New.
4749 (mark_array_ref_addressable): New.
4750 * tree-flow.h (mark_array_ref_addressable): Declare.
4751 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4753 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4757 * reload.c (subst_reloads): When adding a REG_LABEL to a
4758 jump instruction, also update JUMP_LABEL.
4760 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4762 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4763 * bb-reorder.c (copy_bb_p): Use it.
4764 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4766 2005-10-05 Richard Henderson <rth@redhat.com>
4769 * toplev.c (process_options): Warn about unsupported combinations
4770 of unwind tables and omit-frame-pointer.
4771 * config/i386/i386.c (override_options): Similarly. Enable
4772 accumulate-outgoing-args if not explicitly disabled.
4774 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4776 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4777 Handle big endian vs. small endian.
4778 (vec_initv2sf): Handle big endian vs. small endian.
4779 (*vec_extractv2sf_1): Ditto.
4781 2005-10-05 Dale Johannesen <dalej@apple.com>
4783 * convert.c (convert_to_real): Don't convert
4784 (float)floor(double d) to floorf((float)d).
4786 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4788 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4790 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4792 PR tree-optimization/18587
4793 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4794 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4795 build_vuses): Change to VEC type.
4796 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4797 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4798 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4799 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4800 (get_name_decl): New. Return DECL_UID of base variable.
4801 (operand_build_cmp): New. qsort comparison routine.
4802 (operand_build_sort_virtual): New. Sort virtual build vector.
4803 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4804 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4805 (FINALIZE_BASE): Use get_name_decl.
4806 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4807 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4808 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4809 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4810 direct VEC_* manipulations.
4811 (build_ssa_operands): Call operand_build_sort_virtual.
4812 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4813 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4814 with direct VEC_* manipulations.
4815 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4816 with direct VEC manipulations.
4818 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4820 PR tree-optimization/21419
4821 PR tree-optimization/24146
4822 PR tree-optimization/24151
4824 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4825 (build_asm_expr): Call it if outputs are read-only.
4826 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4828 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4829 Paolo Bonzini <bonzini@gnu.org>
4833 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4834 enable the instructions and not just the built-ins.
4835 * doc/invoke.texi (x86 Options): Likewise.
4837 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4839 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4841 * doc/invoke.texi (Option Summary): Correct spelling
4842 of -mmacosx-version-min.
4844 2005-10-04 Devang Patel <dpatel@apple.com>
4846 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4849 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4851 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4852 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4854 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4856 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4857 ("TE","tg"): New mode attributes.
4858 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4859 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4860 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4861 dword_mode and one for GPRmode.
4863 2005-10-04 Ian Lance Taylor <ian@airs.com>
4865 PR preprocessor/13726
4866 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4867 any comments passed in.
4869 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4871 * tree.c (annotate_with_file_line): Fix typo.
4873 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4876 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4877 type used to access data in the inlined length == 1 case, use
4878 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4879 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4881 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4883 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4884 TARGET_SSE3 and only for TARGET_80387.
4885 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4886 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4887 Do not depend on TARGET_80387.
4889 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4891 * tree.c (last_annotated_node): Change type to location_t*.
4892 (annotate_with_file_line): Reflect the change of
4893 last_annotated_node type.
4895 2005-10-04 Richard Guenther <rguenther@suse.de>
4898 * c-decl.c (grokdeclarator): Don't write to fields
4901 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4904 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4906 * varasm.c (make_decl_rtl): If a register variable does not
4907 have a set user assmbler name, error out.
4908 Decode the asmspec is now name+1 bypassing '*'.
4910 2005-10-04 Steven Bosscher <stevenb@suse.de>
4912 PR tree-optimization/23049
4913 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4914 of a COND_EXPR is folded before calling fold on the whole rhs of a
4915 conditional assignment.
4916 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4917 document that a COND_EXPR may appear there.
4919 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4922 * tree-vrp.c (extract_range_from_assert): If the new numeric
4923 range created out of the assertion contradicts the existing
4924 numeric range of the ASSERT_EXPR variable, make the new range
4927 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4929 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4930 from T_REGS to FP register class.
4932 2005-10-03 Richard Henderson <rth@redhat.com>
4935 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4936 before creating a new one.
4938 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4940 * config/rs6000/t-aix43 (LDFLAGS): New.
4941 * config/rs6000/t-aix52 (LDFLAGS): New.
4943 2005-10-03 Ian Lance Taylor <ian@airs.com>
4945 * gimplify.c (find_single_pointer_decl_1): New static function.
4946 (find_single_pointer_decl): New static function.
4947 (internal_get_tmp_var): For a formal variable, set restrict base
4948 information if appropriate.
4949 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4951 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4952 (DECL_GET_RESTRICT_BASE): Define.
4953 (SET_DECL_RESTRICT_BASE): Define.
4954 (decl_restrict_base_lookup): Declare.
4955 (decl_restrict_base_insert): Declare.
4956 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4957 * tree.c (restrict_base_for_decl): New static variable.
4958 (init_ttree): Initialize restrict_base_for_decl.
4959 (copy_node_stat): Copy restrict base information.
4960 (decl_restrict_base_lookup): New function.
4961 (decl_restrict_base_insert): New function.
4962 (print_restrict_base_statistics): New static function.
4963 (dump_tree_statistics): Call print_restrict_base_statistics.
4965 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4968 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4969 case of anti-ranges.
4971 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4974 * c-typeck.c (tagged_tu_seen): Rename to ...
4975 (tagged_tu_seen_cache): this and add val field.
4976 (comptypes): Move functional to comptypes_internal
4977 and free tagged_tu_seen.
4978 (comptypes_internal): New function and call comptypes_internal
4979 instead of comptypes. Speed up by sibcalling
4980 tagged_types_tu_compatible_p.
4981 (alloc_tagged_tu_seen): New function
4982 (free_all_tagged_tu_seen_up_to): New function.
4983 (tagged_types_tu_compatible_p): Return the val of the seen two
4985 Add that the two types are the same to tagged_tu_seen_base
4986 if they are and call comptypes_internal instead of comptypes.
4987 <case UNION_TYPE>: Speed up common type where the fields are
4989 (function_types_compatible_p): Call comptypes_internal instead of
4991 (type_lists_compatible_p): Likewise.
4992 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4994 2005-10-02 Matthias Klose <doko@debian.org>
4996 * doc/invoke.texi: Fix typo and speling error.
4998 2005-10-01 Richard Henderson <rth@redhat.com>
5000 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5002 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5004 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5005 using --start-group and --end-group.
5007 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5009 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5010 FIXME note regarding quirky semantics.
5012 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5015 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5016 non-null range as a last resort.
5018 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5019 Diego Novillo <dnovillo@redhat.com>
5022 * tree-vrp.c (extract_range_from_assert): For !=
5023 assertions, only build an anti-range if LIMIT is a
5024 single-valued range.
5026 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5028 * arm.md (movqi): On thumb when optimizing, handle loading from
5029 memory by describing this as taking a subreg of a zero-extended load
5030 into an SImode register.
5033 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5035 * reload1.c (merge_assigned_reloads): Do not change any
5036 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5038 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5040 * Makefile.in (LIPO_FOR_TARGET): Define.
5041 (STRIP_FOR_TARGET): Define.
5043 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5044 before creating new ones. Do symlinks before creating the actual
5047 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5048 to work out which multilibs are actually being built.
5050 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5052 * tree-vect-transform.c, config/ms1/ms1.md,
5053 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5054 Follow spelling conventions.
5055 * doc/invoke.texi, doc/md.texi: Fix typos.
5057 2005-09-30 Andrew Macleod <amacleod@redat.com>
5059 PR tree-optimization/21430
5060 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5061 use operands, and set stmt pointer if need be.
5062 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5063 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5066 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5069 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5071 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5073 * optabs.c (expand_binop): Initialize first_pass_p.
5075 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5078 * c-decl.c (c_write_global_declarations_1): If any
5079 wrapup_global_declaration_2 call returned true, restart the loop.
5081 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5083 Fix PR tree-optimization/24117
5084 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5085 before considering whether to use anyoffset.
5087 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5091 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5093 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5095 (swap_commutative_operands_with_target): New.
5097 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5100 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5103 2005-09-29 Steven Bosscher <stevenb@suse.de>
5105 PR tree-optimization/23911
5106 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5107 and IMAGPART_EXPR too.
5109 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5112 * expmed.c (expand_shift): Move logic to reverse rotation
5113 direction when rotating by constants ...
5114 * optabs.c (expand_binop): ... here.
5115 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5116 (ix86_rotrdi3): New pattern.
5117 (rotldi3): Handle 32-bit mode.
5118 (ix86_rotldi3): New pattern.
5120 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5123 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5124 check for numbers that need no bit twiddle.
5126 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5128 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5129 multilib to be built.
5131 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5132 (stage1-start): Delete old libgcc and libunwind before moving
5133 anything into the stage directory.
5134 (stage2-start): Likewise.
5135 (stage3-start): Likewise.
5136 (stage4-start): Likewise.
5137 (stageprofile-start): Likewise.
5138 (stagefeedback-start): Likewise.
5139 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5140 header in tm_file and CPU-specific t-darwin in tmake_file.
5141 (i[34567]86-*-darwin*): Don't change tm_file.
5142 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5143 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5144 shared library stub for target OS version.
5145 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5146 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5147 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5148 (libgcc_s.%.dylib): New.
5150 (install-darwin-libgcc-stubs): New.
5151 (INSTALL_LIBGCC): New append.
5152 * config/i386/darwin-libgcc.10.4.ver: New.
5153 * config/i386/darwin-libgcc.10.5.ver: New.
5154 * config/i386/t-darwin: New.
5155 * config/rs6000/darwin-libgcc.10.4.ver: New.
5156 * config/rs6000/darwin-libgcc.10.5.ver: New.
5157 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5158 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5160 2005-09-28 Paul Brook <paul@codesourcery.com>
5162 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5165 2005-09-28 Richard Guenther <rguenther@suse.de>
5167 PR tree-optimization/23853
5168 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5169 host_integerp to verify misalignment value.
5171 2005-09-28 Richard Henderson <rth@redhat.com>
5173 * builtins.c (get_builtin_sync_mode): New.
5174 (expand_builtin_sync_operation): Pass in mode argument.
5175 (expand_builtin_compare_and_swap): Likewise.
5176 (expand_builtin_lock_test_and_set): Likewise.
5177 (expand_builtin_lock_release): Likewise.
5178 (expand_builtin): Update to match.
5180 2005-09-28 Nick Clifton <nickc@redhat.com>
5182 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5183 formatting. Add check to PLUS case to ensure that the offset is
5184 within an acceptable range.
5186 * config/v850/v850.md (casesi): Disable the generation of the
5187 switch pattern as it is not being handled properly at the moment.
5189 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5190 for when the high words are identical.
5192 2005-09-27 Richard Henderson <rth@redhat.com>
5194 * pretty-print.c (pp_base_format): Fix typo for %>.
5196 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5197 Devang Patel <dpatel@apple.com>
5199 PR tree-optimization/23625
5200 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5201 LABEL_EXPR, assertion check.
5203 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5205 * optabs.c (no_conflict_move_test): Check if a result of a
5206 to-be-moved insn would be clobbered by an originally
5209 2005-09-27 Jeff Law <law@redhat.com>
5211 * passes.c (init_optimization_passes): Replace copy propagation
5212 passes immediately after DOM with phi-only copy propagation
5213 pases. Add phi-only copy propagation pass after first DOM pass.
5214 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5215 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5216 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5217 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5218 to init_copy_prop. Callers updated.
5219 (do_phi_only_copy_prop): New function.
5220 (pass_phi_only_copy_prop): New pass descriptor.
5222 2005-09-27 Nick Clifton <nickc@redhat.com>
5224 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5226 2005-09-26 Jason Merrill <jason@redhat.com>
5229 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5231 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5233 2005-09-26 James E Wilson <wilson@specifix.com>
5235 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5236 copyright. Add gcc copyright plus libgcc exception.
5237 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5239 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5241 2005-09-26 Jeff Law <law@redhat.com>
5243 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5244 about when to iterate.
5246 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5249 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5250 for __complex__ double in -mcpu=G5 mode.
5252 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5254 PR tree-optimization/23942
5255 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5256 * tree-scalar-evolution.c: Include params.h.
5258 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5259 follow_ssa_edge_in_condition_phi_branch,
5260 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5261 Change return type to t_bool. Use a parameter to limit the size of
5262 trees that are walked before stopping
5263 (analyze_evolution_in_loop): Initialize the limit to 0.
5264 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5265 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5267 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5270 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5271 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5273 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5275 * combine.c (make_extraction): Check for valid use of subreg.
5277 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5280 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5281 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5282 ("fist<mode>2_with_temp"): Use only register operands.
5284 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5286 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5287 CALL_INSN_FUNCTION_USAGE.
5289 2005-09-26 Richard Guenther <rguenther@suse.de>
5292 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5293 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5294 (ldst_entry): Use the hashtable instead of list-walking.
5295 (find_rtx_in_ldst): Likewise.
5296 (free_ldst_entry): Free the hashtable.
5297 (compute_ld_motion_mems): Create the hashtable.
5298 (trim_ld_motion_mems): Remove entry from hashtable if
5299 removing it from list.
5300 (compute_store_table): Likewise^2.
5301 (store_motion): Free hashtable in case we did not see
5304 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5306 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5307 and arg1 if we are passing them to fold_build2.
5309 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5312 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5315 2005-09-25 Richard Henderson <rth@redhat.com>
5317 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5318 SYMBOL_REF_TLS_MODEL to be correct.
5320 2005-09-24 Richard Henderson <rth@redhat.com>
5322 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5323 end of function. Reindent.
5325 2005-09-24 Ian Lance Taylor <ian@airs.com>
5327 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5328 NEGATE_EXPR/BIT_NOT_EXPR case.
5330 2005-09-24 Richard Henderson <rth@redhat.com>
5332 * c-common.c (handle_mode_attribute): When not modifying in place,
5333 create subtypes for enumerations.
5334 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5335 * gimplify.c (create_tmp_from_val): Likewise.
5337 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5339 * config/i386/i386.md (*tls_global_dynamic_64,
5340 *tls_local_dynamic_base_64): Add missing mode to call.
5341 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5343 2005-09-24 Jan Hubicka <jh@suse.cz>
5345 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5346 (cgraph_clone_node): Likewise.
5347 * cgraph.h (cgraph_clone_edge): Update prototype.
5348 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5349 duplicated prototypes; add updating argument.
5350 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5351 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5353 (cgraph_mark_inline_edge): Likewise.
5354 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5355 (cgraph_flatten_node): Likewise.
5356 (cgraph_decide_recursive_inlining): Likewise.
5357 (cgraph_decide_inlining_of_small_function): Likewise.
5358 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5360 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5361 Pete Steinmetz <steinmtz@us.ibm.com>
5363 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5364 (rldic.): Set type to "compare".
5366 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5367 mfjmpr for MFCTR/MFLR.
5368 (movdf_hardfloat64): Same.
5369 (movdf_softfloat64): Same. Correct order of store and move types.
5370 (movti_string): Set type to store_ux/load_ux.
5371 (load_multiple): Set type to load_ux.
5372 (store_multiple): Set type to store_ux.
5373 (movmemsi): Set type to store_ux.
5374 (output_cbranch direct_return): Set type to jmpreg.
5375 (stmw): Set type to store_ux.
5376 (lmw): Set type to load_ux.
5377 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5378 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5379 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5380 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5381 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5382 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5383 (rios1-fpstore): Increase latency to 3.
5384 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5385 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5387 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5388 Andrew Pinski <pinskia@physics.uc.edu>
5390 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5391 operand2 constraint to "b".
5392 (sync_<fetchop_name>di_internal): Same.
5393 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5395 (sync_old_<fetchop_name>di_internal): Same.
5396 (sync_new_<fetchop_name>si_internal): Same.
5397 (sync_new_<fetchop_name>di_internal): Same.
5399 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5402 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5403 case, define as macros.
5405 PR rtl-optimization/23837
5406 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5407 clobber / clobber match between dest and p->first.
5409 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5410 (no_conflict_move_test): Update comments.
5412 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5414 * doc/install.texi: Update URL for Jacks.
5415 * doc/sourcebuild.texi: Likewise.
5417 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5420 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5421 registers when choosing register preferences.
5422 (movdf_hardfloat64): Same.
5424 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5426 * expmed.c (expand_shift): Don't use the target of the rotate as
5427 target for the first expanded shift insn.
5428 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5430 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5432 PR tree-optimization/22438
5433 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5434 preserved iv rhs rewriting specially.
5436 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5438 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5439 estimate_only is true.
5440 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5441 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5442 tree-ssa-structalias.c
5443 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5444 ref_contains_indirect_ref.
5445 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5447 2005-09-21 DJ Delorie <dj@redhat.com>
5449 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5451 (mn10300_return_in_memory): Support variable size types also.
5452 (mn10300_pass_by_reference): Likewise.
5453 (mn10300_function_value): New.
5454 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5455 (FUNCTION_OUTGOING_VALUE): Likewise.
5456 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5457 * doc/invoke.texi: Document it.
5459 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5462 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5463 force integer op1 into register for XFmode compares.
5465 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5468 * expmed.c (alg_code): Add alg_impossible.
5469 (alg_hash_entry): Add cost.
5470 (synth_mult): Record alg_impossible in the hash table if
5471 multiplication by a given integer is impossble within the
5472 limit. Speed up using alg_impossible.
5474 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5476 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5477 argument. Allow and set any offset if needs_anyoffset is passed
5479 (get_constraint_for): Add argument here too.
5481 (do_structure_copy): Pass NULL to get_constraint_for.
5482 (handle_ptr_arith): Ditto.
5483 (find_func_aliases): Ditto.
5485 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5487 PR rtl-optimization/23898
5488 * output.h (get_attr_min_length): Declare.
5489 * final.c (get_attr_length_1): New function, broken out of:
5491 (get_attr_min_length): New function.
5492 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5493 (duplicate_computed_gotos): Likewise.
5494 * genattr.c (insn_min_length): Generate declaration.
5495 * genattrtab.c (min_fn, min_attr_value): New functions.
5496 (make_length_attrs): Generate insn_min_length.
5498 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5500 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5502 2005-09-20 Richard Henderson <rth@redhat.com>
5504 PR tree-optimization/24059
5505 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5508 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5510 * c.opt (fextended-identifiers): New.
5511 * c-opts.c (c_common_handle_option): Handle
5512 -fextended-identifiers.
5513 * doc/cpp.texi: Update documentation of extended identifiers.
5514 * doc/cppopts.texi (-fextended-identifiers): Document.
5516 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5518 PR tree-optimization/23929
5519 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5522 PR tree-optimization/23818
5523 * tree-stdarg.c (execute_optimize_stdarg): Call
5524 calculate_dominance_info.
5526 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5528 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5529 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5530 (compute_overlap_steps_for_affine_1_2): Use
5531 get_number_of_iters_for_loop.
5532 (analyze_subscript_affine_affine): Check whether difference is
5534 Use get_number_of_iters_for_loop.
5535 Check whether overlap occurs outside of bounds.
5536 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5538 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5540 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5541 base register if possible.
5543 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5545 PR tree-optimization/18463
5546 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5547 converting it directly is not possible.
5548 (chrec_convert_aggressive): New function.
5549 * tree-chrec.h (chrec_convert_aggressive): Declare.
5550 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5551 Fold chrec conversions aggressively if asked to.
5552 (instantiate_parameters): Modified because of changes in
5553 instantiate_parameters_1.
5555 2005-09-19 Richard Henderson <rth@redhat.com>
5557 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5558 (reduc_splus_v2df): New.
5560 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5562 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5563 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5565 2005-09-19 Richard Henderson <rth@redhat.com>
5567 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5570 2005-09-19 Richard Henderson <rth@redhat.com>
5572 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5573 (ia64_expand_dot_prod_v8qi): New.
5574 * config/ia64/ia64-protos.h: Update.
5575 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5576 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5577 sdot_prodv8qi, sdot_prodv4hi): New.
5578 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5580 2005-09-19 Richard Henderson <rth@redhat.com>
5583 * real.c (exact_real_truncate): Return false if the format cannot
5584 represent the number as a normal.
5586 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5587 for a memory source.
5589 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5591 * tree-ssa-operands.c (swap_tree_operands): Export.
5592 * tree.h (swap_tree_operands): Declare.
5593 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5594 Call swap_tree_operands.
5596 2005-09-19 Richard Henderson <rth@redhat.com>
5598 * tree-flow.h (merge_alias_info): Declare.
5599 * tree-ssa-copy.c (merge_alias_info): Export.
5600 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5601 (vect_create_data_ref_ptr): Use create_iv directly.
5602 (vectorizable_load): Use correct types for integer constants.
5603 (vect_generate_tmps_on_preheader): Likewise.
5604 (vect_gen_niters_for_prolog_loop): Likewise.
5606 2005-09-19 Steven Bosscher <stevenb@suse.de>
5608 PR rtl-optimization/23943
5609 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5611 2005-09-18 Jan Hubicka <jh@suse.cz>
5613 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5615 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5617 * varasm.c (output_constant): Do not abort on conversions to union
5618 types between different sizes.
5620 2005-09-18 Richard Guenther <rguenther@suse.de>
5623 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5626 2005-09-18 Paul Brook <paul@codesourcery.com>
5628 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5630 2005-09-17 Richard Henderson <rth@redhat.com>
5632 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5633 * tree-ssa-loop.c (pass_vect_dce): Remove.
5634 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5637 2005-09-17 Richard Henderson <rth@redhat.com>
5639 * tree-pass.h (pass_vect_dce): Declare.
5640 * passes.c (init_optimization_passes): Add it.
5641 * tree-flow.h (tree_ssa_dce): Declare.
5642 * tree-ssa-dce.c (tree_ssa_dce): Export.
5643 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5644 (gate_tree_vectorize): ... here.
5645 (pass_vect_dce): New.
5647 2005-09-17 Jan Hubicka <jh@suse.cz>
5649 * except.c (struct eh_status): Turn region_array into vec.
5650 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5651 convert_from_eh_region_ranges, find_exception_handler_labels,
5652 current_function_has_exception_handlers, assign_filter_values,
5653 build_post_landing_pads, dw2_build_landing_pads,
5654 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5655 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5656 foreach_reachable_handler, can_throw_internal_1,
5657 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5659 (duplicate_eh_region_1): Update region_array.
5660 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5662 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5665 * expmed.c (expand_mult): Substitute simple register for op0 when
5668 2005-09-17 Richard Henderson <rth@redhat.com>
5670 * expr.c (emit_move_via_integer): Add force argument, pass it on
5671 to emit_move_change_mode. Update callers.
5672 (emit_move_complex): Pass true to new force argument.
5673 * function.c (expand_function_end): Move expand_eh_return call
5674 earlier. Merge sub-word complex values into a pseudo before
5675 copying to the return hard register.
5677 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5679 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5680 between different sizes.
5682 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5686 * passes.c (init_optimization_passes): Register dump files for
5689 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5691 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5692 * config/s390/s390.c (s390_overlap_p): New function.
5693 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5694 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5697 2005-09-16 Richard Guenther <rguenther@suse.de>
5699 * ipa-pure-const.c (static_execute): Free auxiliar information.
5700 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5701 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5703 2005-09-15 DJ Delorie <dj@redhat.com>
5705 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5707 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5709 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5711 (swap_commutative_operands_with_target): New.
5713 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5715 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5718 (estimate_iters_using_array): New function.
5719 * tree-data-ref.h (estimate_iters_using_array): Prototype
5720 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5721 Use estimate_iters_using_array instead of analyze_array.
5723 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5725 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5728 2005-09-15 Michael Matz <matz@suse.de>
5730 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5732 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5734 PR tree-optimization/23835
5735 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5736 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5738 2005-09-14 Richard Henderson <rth@redhat.com>
5740 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5741 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5743 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5745 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5746 in the ARRAY_TYPE case.
5748 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5750 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5752 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5755 * tree-vect-transform.c (vectorizable_operation): Return false for
5756 scalar shift operations and for vector shift operations with
5757 non-invariant shift arguments. Use scalar tree operand op1 as
5758 a shift operand when vector shift insn pattern uses scalar shift
5760 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5762 2005-09-14 Olivier Hainque <hainque@adacore.com>
5764 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5765 value if it has side-effects.
5767 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5770 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5772 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5774 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5775 passed as NAME as if it were label at start of function code.
5777 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5779 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5782 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5784 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5785 as early clobber. Rewrite so the PIC register is not implicitly used.
5787 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5789 * tree.c (annotate_with_file_line): Compare line numbers before
5792 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5795 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5796 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5798 2005-09-13 Ian Lance Taylor <ian@airs.com>
5800 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5801 than a HOST_WIDEST_INT to gen_doloop_begin.
5803 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5805 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5807 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5809 PR tree-optimize/23817
5810 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5812 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5815 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5816 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5817 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5818 (restore_stack_nonlocal): Likewise.
5819 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5821 2005-09-12 Ian Lance Taylor <ian@airs.com>
5824 * c.opt (ffriend-injection): New C++ option.
5825 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5826 (C++ Dialect Options): Document -ffriend-injection.
5828 2005-09-12 Josh Conner <jconner@apple.com>
5831 * ipa-reference.c (static_execute): Don't mark variables in
5832 named sections TREE_READONLY.
5834 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5836 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5839 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5841 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5842 V_MUST_DEF instead of just the first_use_p.
5843 Don't mark the virtual variables for renaming on the statement which
5845 (pass_dse): Remove TODO_update_ssa.
5847 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5850 * stor-layout.c (compute_record_mode): For records with a single
5851 field, actually check the field's mode size against the type size.
5853 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5854 registers for TARGET_SHMEDIA.
5855 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5856 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5857 of GENERAL_REGS and FP_REGS.
5859 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5861 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5863 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5865 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5866 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5867 are omitted. Exclude stack_tie insn too.
5869 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5871 PR rtl-optimization/23098
5872 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5874 * config/rs6000/rs6000.md (movdf splitter): Use
5875 const_double_operand predicate for TARGET_POWERPC64.
5876 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5877 SYMBOL_REF method to ABI_V4.
5879 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5880 replace_equiv_address.
5881 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5882 rs6000_sr_alias_set and MEM_NOTRAP.
5883 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5885 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5887 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5888 handle CALL_EXPR again.
5890 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5892 * arm/predicates.md (alignable_memory_operand): Delete.
5894 2005-09-10 Richard Henderson <rth@redhat.com>
5897 * dbxout.c (dbxout_expand_expr): New.
5898 (dbxout_symbol): Use it.
5900 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5902 * arm.c (arm_gen_rotated_half_load): Delete.
5903 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5904 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5905 (thumb_set_return_address): Likewise.
5906 (thumb_load_double_from_address): Use adjust_address.
5907 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5908 (extendhsisi2_mem, movhi_bytes): Use change_address.
5909 (movhi): Use widen_memory_access.
5910 (reload_out_df): Use replace_equiv_address.
5911 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5913 2005-09-09 Richard Henderson <rth@redhat.com>
5916 * dbxout.c: Include expr.h.
5917 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5918 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5919 * Makefile.in (dbxout.o): Add EXPR_H.
5921 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5923 PR tree-optimization/23509
5924 * tree-cfg.c (replace_uses_by): Use replace_exp.
5925 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5926 pointers have name_mem_tag or type_mem_tag set.
5928 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5930 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5931 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5932 of wrongly accessing operands.
5934 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5936 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5937 * tree-chrec.c: Include tree-scalar-evolution.h.
5938 (chrec_convert): Instantiate the base and step before calling
5939 scev_probably_wraps_p that would fail on parametric evolutions.
5940 Collect all the fails into a single section failed_to_convert,
5941 print a diagnostic, and return chrec_dont_know instead of calling
5943 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5944 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5946 (scev_const_prop): Don't replace the definition of a loop closed ssa
5947 phi node by itself, or by another loop closed ssa phi node.
5948 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5949 that base and step are defined.
5951 2005-09-09 Richard Guenther <rguenther@suse.de>
5954 * fold-const.c (fold_ternary): Check truth_value_p before
5955 calling invert_truthvalue.
5957 2005-09-09 Nick Clifton <nickc@redhat.com>
5959 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5960 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5961 dimension of these arrays.
5962 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5964 * longlong.h: Only provide a prototype for the __clz_tab[] array
5965 if this header has not been included from libgcc2.h.
5966 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5968 Provide prototypes for exported functions.
5969 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5972 2005-09-08 Josh Conner <jconner@apple.com>
5976 * expr.c (expand_expr_addr_expr_1): Don't invoke
5977 expand_simple_binop for EXPAND_INITIALIZER.
5979 2005-09-08 Richard Henderson <rth@redhat.com>
5982 * toplev.c (wrapup_global_declaration_1): Split out ...
5983 (wrapup_global_declaration_2): ... from ...
5984 (wrapup_global_declarations): ... here. Return bool.
5985 (check_global_declaration_1): Split out ...
5986 (check_global_declarations): from here.
5987 (emit_debug_global_declarations): New.
5988 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5989 check_global_declaration_1, emit_debug_global_declarations): Declare.
5990 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5991 of decls. Call wrapup_global_declaration_1,
5992 wrapup_global_declaration_2, check_global_declaration_1 directly.
5993 (c_write_global_declarations_2): New.
5995 (c_write_global_declarations): Call c_write_global_declarations_2.
5996 * langhooks.c (write_global_declarations): Call
5997 emit_debug_global_declarations.
5999 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6000 remove decls that have DECL_RTL_SET_P.
6001 * passes.c (rest_of_decl_compilation): Invoke
6002 cgraph_varpool_finalize_decl for all but functions.
6004 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6006 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6007 the result of a conversion if the new min and max cannot be compared.
6009 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6011 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6012 (override_options): Setting s390_sr_alias_set removed.
6013 (save_fpr, save_gprs): Set alias set to vararg or frame.
6014 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6015 s390_sr_alias_set with get_frame_alias_set ().
6016 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6017 get_varargs_alias_set ().
6019 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6023 * c-parser.c (c_parser_objc_method_definition): If the next
6024 token is not "{", error out and don't start the function.
6026 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6028 * tree-vrp.c (extract_range_from_expr): Move the check for non
6029 nullness after the check for gimple invariant.
6031 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6033 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6035 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6038 * config/m32r.md (movmemsi_internal): Canonicalize order of
6039 operands in PLUS component of template.
6041 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6043 * reload1.c (fixup_eh_region_note): Remove assertion.
6044 (fixup_abnormal_edges): Reverted removal of call to
6045 find_many_sub_basic_blocks made on 2005-08-31.
6047 2005-09-07 Richard Henderson <rth@redhat.com>
6049 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6050 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6051 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6052 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6053 rearrange for better packing.
6054 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6055 (lookup_cfa_1): Remove inline marker.
6056 (cfa_equal_p): Split out of ...
6057 (def_cfa_1): ... here. Use INVALID_REGNUM.
6058 (build_cfa_loc): Handle !cfa->indirect.
6059 (frame_pointer_cfa_offset): New.
6060 (dbx_reg_number): Assert register elimination performed; do
6061 leaf register remapping.
6062 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6063 (eliminate_reg_to_offset): New.
6064 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6065 for verifiably local stack frame addresses; re-base to CFA.
6066 (mem_loc_descriptor): Remove can_use_fbreg argument.
6067 (concat_loc_descriptor, loc_descriptor): Likewise.
6068 (containing_function_has_frame_base): Remove.
6069 (rtl_for_decl_location): Don't do register elimination or
6070 leaf register remapping here.
6071 (secname_for_decl): Split out from ..
6072 (add_location_or_const_value_attribute): ... here.
6073 (convert_cfa_to_loc_list): New.
6074 (compute_frame_pointer_to_cfa_displacement): New.
6075 (gen_subprogram_die): Use them.
6076 * tree.h (frame_base_decl): Remove.
6077 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6078 (prologue_stack_adjust): Remove.
6079 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6080 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6081 (set_frame_base_location): Remove.
6082 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6083 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6084 (vt_add_function_parameters): Don't eliminate_regs.
6085 (vt_initialize): Don't create frame_base_decl.
6087 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6089 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6090 version of GNU binutils for 4.x and later.
6092 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6094 * ggc-page.c (ggc_push_context): Remove.
6095 (ggc_pop_context): Likewise.
6096 * ggc.h (ggc_push_context): Remove.
6097 (ggc_pop_context): Likewise.
6099 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6102 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6103 returning from an interrupt handler.
6105 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6108 * config/arc/arc.c (output_shift): Add check for loop count when
6111 2005-09-06 Steven Bosscher <stevenb@suse.de>
6113 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6115 (abs_replacement): Likewise.
6116 (pass_phiopt): Remove TODO_update_ssa.
6118 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6121 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6122 if "return with no value, in function returning non-void" warning
6124 * tree-cfg.c (execute_warn_function_return): Don't look at
6125 RETURN_EXPRs with TREE_NO_WARNING set.
6128 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6129 for internal functions doesn't use registers used by global registers
6130 variables. Use fewer register parameters if there are global register
6133 2005-09-06 Olivier Hainque <hainque@adacore.com>
6134 Eric Botcazou <ebotcazou@adacore.com>
6137 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6138 when we would be extracting outside its bit span (bitpos+bitsize
6139 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6140 Ada unchecked conversions.
6142 2005-09-06 Steven Bosscher <stevenb@suse.de>
6144 * tree-ssa-pre.c (try_look_through_load): New function.
6145 (compute_avail): Use it to try to look through loads for some
6146 more useful expressions.
6148 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6150 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6151 condition for detecting cases like (a&a) and (a^a).
6153 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6155 * common.opt: Add option ftree-vect-loop-version.
6156 * params.def: Add --param vect-max-version-checks.
6157 * doc/invoke.texi: Document ftree-vect-loop-version and
6158 --param vect-max-version-checks.
6159 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6160 may_misalign_stmts and defines for accessors.
6161 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6162 LOOP_VINFO_MAY_MISALIGN_STMTS.
6163 (destroy_loop_vec_info): VEC_free for
6164 LOOP_VINFO_MAY_MISALIGN_STMTS.
6165 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6166 Update documentation.
6167 (vect_update_misalignment_for_peel): New.
6168 (vect_enhance_data_refs_alignment): Update to choose loop
6169 peeling or loop versioning if appropriate for the (potentially)
6170 unaligned data references in the loop.
6171 (vect_analyze_data_refs_alignment): Remove call to
6172 vect_enhance_data_refs_alignment so the checks can be done
6174 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6175 and move up call to vect_analyze_data_refs_alignment.
6176 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6177 (vect_transform_loop): Add call to loop_version.
6179 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6181 PR rtl-optimization/23098
6182 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6183 * simplify-rtx.c (constant_pool_reference_p): New function.
6184 * rtl.h (constant_pool_reference_p): New prototype.
6185 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6186 constant_pool_reference_p in condition and
6187 avoid_constant_pool_reference in preparation statements.
6189 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6191 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6192 STRICT_LOW_PART SETs.
6194 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6197 * except.c (sjlj_emit_function_enter): Find the function begin
6198 note even when it's not in first basic block.
6200 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6202 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6203 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6204 * aclocal.m4: Regenerate.
6206 2005-09-05 DJ Delorie <dj@redhat.com>
6208 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6211 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6213 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6214 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6215 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6216 Follow spelling conventions.
6217 * doc/invoke.texi: Follow spelling conventions.
6219 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6221 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6222 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6223 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6225 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6228 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6229 (output_stack_adjust): Use gen_tmp_stack_mem.
6230 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6231 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6232 (sh_get_pr_initial_val): Likewise.
6233 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6234 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6235 * sh.md (divsi_inv_m0): Use gen_const_mem.
6236 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6237 (movdf_i4+1): Use gen_tmp_stack_mem.
6238 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6239 (fpu_switch+2): Likewise.
6240 (movv4sf_i, movv16sf_i): Use adjust_address.
6241 (symGOT_load): Set MEM_NOTRAP_P bit.
6243 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6246 * pa.c (emit_move_sequence): Fix typo in last change.
6248 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6250 PR rtl-optimization/23454
6251 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6254 2005-09-03 Richard Henderson <rth@redhat.com>
6255 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6258 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6261 2005-09-02 Nicolas Pitre <nico@cam.org>
6263 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6264 to bit_count to 32 bits.
6266 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6269 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6270 generating synthetic loads from volatile lvalues.
6272 005-09-02 Nick Clifton <nickc@redhat.com>
6274 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6275 __ctzhi2, __clzhi2): New functions.
6277 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6280 * tree-nested.c (struct var_map_elt): Mark with GTY.
6281 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6283 (lookup_field_for_decl): Allocate new element in GC memory.
6284 (lookup_tramp_for_decl): Likewise.
6285 (convert_nl_goto_reference): Likewise
6286 (create_nesting_tree): Allocate info in GC memory. Likewise for
6288 (free_nesting_tree): Free with ggc_free instead of free.
6289 (root): New static variable.
6290 (lower_nested_functions): Remove root as local variable. And zero out
6291 root at the end of the function.
6293 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6295 PR rtl-optimization/20365
6296 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6297 to short. New member ix.
6298 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6299 (simplify_plus_minus): Initialize ix members before calling qsort.
6301 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6303 PR tree-optimization/23626
6304 * tree-cfg.c (replace_uses_by): Clean up eh info.
6306 2005-09-01 DJ Delorie <dj@redhat.com>
6308 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6311 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6313 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6314 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6317 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6319 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6320 do not issue warning for a variable definition following
6323 2005-09-01 Richard Henderson <rth@redhat.com>
6326 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6327 conversion to CONST_VECTOR.
6329 2005-09-01 Richard Henderson <rth@redhat.com>
6332 * reload1.c (reload_as_needed): Check !CALL_P before calling
6333 fixup_eh_region_note.
6334 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6336 2005-09-01 DJ Delorie <dj@redhat.com>
6338 * varasm.c (output_constant): Let the target resolve
6339 conversions of addresses to non-default pointer sizes.
6341 2005-09-01 Nicolas Pitre <nico@cam.org>
6343 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6344 to alow matching ARM pre-indexed addressing mode.
6345 (arm_override_options): Remove now irrelevant comment.
6347 2005-09-01 Phil Edwards <phil@codesourcery.com>
6349 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6350 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6351 * config/i386/vxworks.h: Likewise.
6352 * config/i386/t-vxworksae: New file, for VxWorks AE.
6353 * config/i386/vxworksae.h: Likewise.
6355 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6357 PR tree-optimization/23410
6358 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6359 sequence is not wrapping during the first step.
6361 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6364 * dwarf2out.c (base_type_die): Compare char_type_node with
6365 TYPE_MAIN_VARIANT (type), not type.
6367 2005-09-01 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/15366
6370 * common.opt: Add -finline-functions-called-once.
6371 Put -fearly-inlining in alphabetically ordered place.
6372 * doc/invoke.texi: Document new option.
6373 * ipa-inline.c (cgraph_decide_inlining): Honour
6374 flag_inline_functions_called_once.
6376 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6378 PR rtl-optimization/23478
6379 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6380 (alloc_qty): Initialize it.
6381 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6382 (combine_regs): Combine also n_throwing_calls_crossed fields.
6383 (find_free_reg): Don't attempt to caller-save pseudos crossing
6384 calls that might throw.
6385 * global.c (struct allocno): Add throwing_calls_crossed field.
6386 (global_alloc): Revert 2005-08-22 change. Initialize
6387 throwing_calls_crossed.
6388 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6391 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6394 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6395 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6396 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6397 (and64_2_operand): Tweak to use predicate.
6398 (and_operand): Adjust for mask_operand changes.
6399 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6400 (print_operand): Likewise.
6401 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6402 (mask64_1or2_operand): Delete.
6403 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6404 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6405 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6406 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6407 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6408 (rotldi3_internal4): Likewise.
6409 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6410 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6411 (ashldi3_internal7): Likewise.
6412 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6413 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6414 (anddi3 split): Don't match mask64_operand.
6415 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6416 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6417 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6418 't' splitter predicate.
6419 (movdi_internal64 + 2): Revert 2005-06-11 change.
6421 2005-08-31 DJ Delorie <dj@redhat.com>
6423 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6424 (m32c_asm_integer): Add support for 32 bit pointers.
6426 2005-08-31 Richard Henderson <rth@redhat.com>
6428 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6429 component-like references for setting MEM_NOTRAP_P.
6431 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6432 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6434 2005-08-31 Richard Henderson <rth@redhat.com>
6436 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6437 into a pseudo before applying gen_lowpart.
6439 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6441 * doc/install.texi (Specific): Update cctools version required
6442 for full functionality.
6443 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6444 linkers as -macosx_version_min.
6446 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6449 * sh.c (print_operand, %R and %S): Add handling of floating point
6450 registers, memory, constants and invalid operands.
6452 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6454 * ipa-pure-const.c: Change dump name.
6456 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6459 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6460 to "reg_or_0_operand".
6461 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6463 2005-08-31 Dale Johannesen <dalej@apple.com>
6465 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6466 loops that count down.
6468 2005-08-31 Richard Henderson <rth@redhat.com>
6471 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6472 (fixup_eh_region_note): New.
6473 (reload_as_needed): Call it.
6474 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6475 don't call find_many_sub_basic_blocks; call verify_flow_info.
6476 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6477 (keep_stack_depressed): Likewise.
6478 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6480 2005-08-31 Richard Henderson <rth@redhat.com>
6482 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6485 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6487 * expr.c (expand_expr_real_1): Compare size of address
6488 mode to target's address mode size in deciding expansion of
6489 the constant address.
6491 2005-08-31 Richard Guenther <rguenther@suse.de>
6494 * expr.c (all_zeros_p): New function.
6495 (expand_expr_real_1): Handle the case of an all-zero
6496 non-addressable constructor separately.
6498 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6500 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6501 arguments, adjust all callers.
6502 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6504 2005-08-30 Richard Henderson <rth@redhat.com>
6507 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6508 whenever the mode sizes match.
6510 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6512 * calls.c (load_register_parameters): Fix comment typo.
6513 * expr.c (emit_push_insn): Comment formatting.
6515 2005-08-30 Ian Lance Taylor <ian@airs.com>
6517 * config/i386/x-cygwin (host-cygwin): Change dependency from
6518 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6520 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6522 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6525 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6528 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6529 call to ggc_collect.
6531 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6534 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6535 beginning. Remove $(INCLUDES) from all the rules, if following
6536 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6538 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6541 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6542 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6543 not constant, but maxlen is, don't set len to maxlen, rather
6544 set maxlen to len if len is a constant.
6546 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6548 PR tree-optimization/23475
6549 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6552 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6554 Fix PR middle-end/22455
6556 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6557 Checksum only the parts of the tree that exist for the tree code.
6559 2005-08-28 Dale Johannesen <dalej@apple.com>
6561 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6563 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6565 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6567 2005-08-28 Richard Henderson <rth@redhat.com>
6569 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6570 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6573 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6576 * builtins.c (get_memory_rtx): Don't strip nops
6577 in between COMPONENT_REFs.
6579 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6582 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6584 (gimplify_modify_expr): Check for zero sized types and gimplify the
6585 rhs and lhs as statements.
6587 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6590 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6591 state for return address column of signal frames.
6593 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6596 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6597 bytes >= 2 not bytes == 2.
6598 (expand_block_move): Same.
6600 2005-08-27 Richard Guenther <rguenther@suse.de>
6603 * config/i386/sse.md (sse2_movsd): Add missing closing
6606 2005-08-27 Paul Brook <paul@codesourcery.com>
6608 * genrecog.c (enum decision_type): Add DT_num_insns.
6609 (struct decision_test): Add u.num_insns.
6610 (add_to_sequence): Add DT_num_insns test.
6611 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6612 (write_cond, debug_decision_2): Ditto.
6613 (change_state): Assume peep2_next_insn never fails.
6614 Remove "afterward" argument.
6615 (write afterward, write_tree): Update to match.
6616 * recog.c (peep2_current_count): New variable.
6617 (peep2_next_insn): Check it.
6618 (peephole2_optimize): Set peep2_current_count.
6619 * recog.h (peep2_current_count): Declare.
6621 2005-08-26 Josh Conner <jconner@apple.com>
6624 * ipa-pure-const.c (check_tree): Check for volatile-ness
6625 when considering a dereference.
6627 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6629 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6631 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6633 PR rtl-optimization/23561
6634 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6635 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6636 at most LEN bytes long memory fits into the field.
6637 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6638 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6639 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6641 2005-08-26 Richard Henderson <rth@redhat.com>
6644 * loop.c (biased_biv_may_wrap_p): New.
6645 (maybe_eliminate_biv_1): Use it to suppress non-equality
6646 comparison transformations. Delete disabled code.
6648 2005-08-26 Ian Lance Taylor <ian@airs.com>
6650 * combine.c (make_extraction): Avoid reference outside object.
6652 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6654 * stor-layout.c (finalize_type_size): Restore behaviour for
6655 non-aggregate types to the status quo ante of the patch for
6656 pr 23467. Document why it matters.
6658 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6661 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6662 array by one element, initialize the BT_LAST element with NULL.
6664 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6666 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6667 optimizing for size.
6669 (compare_plus_eqsi): Same.
6670 (plus_eqsi_compare): Same.
6671 (neg_eq0<mode>): Same.
6672 (neg_eq<mode>): Same.
6674 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6677 2005-08-26 Nick Clifton <nickc@redhat.com>
6679 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6680 TARGET_EP is not defined.
6681 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6682 TARGET_EP is enabled.
6683 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6684 * config/v850/v850.md (save_all_interrupt): Only use the EP
6685 register if TARGET_EP is defined.
6686 (restore_all_interrupt): Likewise.
6687 * config/v850/lib1funcs.asm: Update functions so that the EP
6688 register is only used if __EP__ is defined.
6690 2005-08-26 David Ung <davidu@mips.com>
6692 * config/mips/mips.c (mips_expand_prologue): Handle case when
6693 generating for MIPS16 and the outgoing argument area is more than
6694 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6697 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6699 * config/crx/crx.md: Make doloop_end pattern usage controllable
6700 via mloop-nesting=<max-nesting> command line switch. Make sure
6701 the combiner cannot use doloop_end_<mode> in an illegal way.
6702 * config/crx/crx.c: Use regs up to r6 for argument passing.
6703 Refine crx_address_cost (non cst4 displacements are expensive).
6704 * config/crx/crx.opt: Add switch for mloop-nesting=.
6706 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6708 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6709 (UNSPEC_MVST): New constant.
6711 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6713 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6714 Reject operands containing eliminable registers.
6715 * testsuite/gcc.dg/20050825-1.c: New testcase.
6717 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6718 Jan Hubicka <jh@suse.cz>
6720 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6722 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6724 PR tree-optimization/23546
6725 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6728 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6730 * params.def (PARAM_MIN_SPEC_PROB): New.
6731 * sched-rgn.c (MIN_PROBABILITY): Delete.
6732 (compute_trg_info): Convert to PARAM_VALUE.
6733 * doc/invoke.texi (param): Document min-spec-prob.
6735 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6737 * config/darwin.h: define __PIC__
6738 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6739 TARGET_OS_CPP_BUILTINS macro.
6741 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6743 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6746 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6748 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6750 * cfghooks.c (duplicate_block): Added position where to place
6751 new block as argument.
6752 * cfghooks.h (duplicate_block): Declaration changed.
6753 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6755 * cfglayout.h (copy_bbs): Declaration changed.
6756 * cfgloop.h (loop_version): Declaration changed.
6757 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6758 position to copy_bbs.
6759 (loop_version): Pass position to duplicate_loop_to_header_edge.
6760 Add place_after argument and position new blocks according to
6762 * modulo-sched.c (sms_schedule): Pass place_after argument
6764 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6765 * tree-cfg.c (split_edge_bb_loc): New function.
6766 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6767 to determine position of new blocks.
6768 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6770 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6771 argument to duplicate_block.
6772 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6773 Pass position to copy_bbs.
6775 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6777 * fold-const.c (ptr_difference_const): Use
6778 cst_and_fits_in_hwi instead of host_integerp.
6780 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6782 * config/darwin.c (gen_pic_offset): New.
6783 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6786 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6788 PR tree-optimization/23486
6789 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6791 2005-08-23 Phil Edwards <phil@codesourcery.com>
6793 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6794 remove use_collect2.
6795 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6797 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6798 configuration files to override the default value.
6800 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6801 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6802 * config/vx-common.h: New file, split out from...
6803 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6804 * config/vxworksae.h: New file, for VxWorks AE.
6805 * config/vxworks.opt: New file.
6806 * config/vxlib.c: Update for VxWorks 6.
6808 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6809 other MULTILIB_* variables appropriately.
6810 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6811 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6812 * config/rs6000/vxworks.h: Update for VxWorks 6.
6813 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6815 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6818 * config/darwin.c (machopic_select_section): Remove the hack to
6819 mark "::operator new" and "::operator delete" for coalescing
6820 even though they are not weak.
6822 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6824 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6825 * configure: Regenerate.
6827 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6830 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6832 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6833 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6836 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6838 * config/rs6000/predicates.md (equality_operator): New.
6839 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6840 comparison with a large constant.
6842 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6844 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6846 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6848 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6849 registers is even, and we have a hardware double precision fp,
6851 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6852 size of current argument when checking if argument was passed in
6855 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6858 * stor-layout.c (finalize_type_size): Dont override
6859 existing alignment with a smaller alignment from the mode.
6861 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6863 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6864 * lambda.h (lambda_vector_lexico_pos): ... here.
6865 * tree-data-ref.c (build_classic_dist_vector): Return false when
6866 the distance vector is lexicographically negative.
6868 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6870 PR tree-optimization/23511
6871 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6872 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6874 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6876 PR tree-optimization/22043
6877 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6878 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6879 If ALLOW_FLEXARR, handle types ending with flexible array member.
6880 Pass false as second argument to recursive count_type_elements calls.
6881 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6882 argument to count_type_elements call.
6883 * tree-sra.c (decide_block_copy): Likewise.
6884 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6885 for a constant-sized object, set cleared as well. Pass true as
6886 second argument to count_type_elements call.
6888 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6891 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6892 from legitimate_small_data_p, and make global. Update use.
6893 Remove forward declaration.
6894 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6896 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6898 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6900 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6901 of scratch intermediates.
6902 (eq<mode>_compare): Same.
6903 (neg_eq0<mode>): New.
6904 (neg_eq<mode>): Convert to define_insn_and_split.
6906 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6909 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6910 stdarg functions, set/clear the fp marker even when no variable
6912 * config/rs6000/sysv4.opt (mprototype): Describe.
6914 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6916 PR rtl-optimization/23478
6917 * regs.h (reg_info): Add throw_calls_crossed.
6918 (REG_N_THROWING_CALLS_CROSSED): Define.
6919 * flow.c (allocate_reg_life_data): Initialize
6920 REG_N_THROWING_CALLS_CROSSED.
6921 (propagate_one_insn, attempt_auto_inc): Update
6922 REG_N_THROWING_CALLS_CROSSED.
6923 * global.c (global_alloc): Don't allocate pseudos across
6924 calls that may throw.
6926 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6929 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6930 value is inbetween the range if we did not find an exact match.
6932 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6934 * doc/invoke.texi (Option Summary): Add ms1 options.
6935 * doc/extend.texi: Document interrupt handler attribute for ms1.
6936 * doc/md.texi: Document ms1 constraints.
6937 * config.gcc: Add ms1-*-elf.
6938 * config/ms1/ms1.h: New.
6939 * config/ms1/ms1.c: New.
6940 * config/ms1/ms1.md: New.
6941 * config/ms1/ms1-protos.h: New.
6942 * config/ms1/ABI.txt: New.
6943 * config/ms1/crti.asm: New.
6944 * config/ms1/crtn.asm: New.
6945 * config/ms1/lib2extra-funcs.c: New.
6946 * config/ms1/t-ms1: New.
6947 * config/ms1/ms1.opt: New.
6949 2005-08-22 Ira Rosen <irar@il.ibm.com>
6951 * config/rs6000/altivec.md (xorv4sf3): New.
6952 (negv4sf2, neg<mode>2): Likewise.
6954 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6957 * config/ia64/ia64.md (divsi3): Check divide by zero.
6958 (udivsi3): Likewise.
6960 (udivdi3): Likewise.
6962 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6964 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6965 up to elem_bitsize bits, not max_bitsize.
6967 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6969 PR tree-optimization/23433
6970 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6971 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6973 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6975 PR tree-optimization/23434
6976 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6977 the iteration bound is not an INTEGER_CST.
6979 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6981 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6982 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6983 NULL if need_epilog_adjust is false.
6984 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6985 Case 3 always peels first itration, not just for PLUS case, and no need
6986 to use scalar_initial_def here. Create an epilog adjustment only if
6987 scalar_initial_def is not NULL.
6989 (vectorizable_reduction): Remove assert.
6991 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6994 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6995 (__moddi3): Likewise.
6996 (__udivdi3): Likewise.
6997 (__umoddi3): Likewise.
6998 (__divsi3): Likewise.
6999 (__modsi3): Likewise.
7000 (__udivsi3): Likewise.
7001 (__umodsi3): Likewise.
7003 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7005 * tree-pass.h (TDF_GRAPH): Define.
7006 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7007 * passes.c (finish_optimization_passes): Only call
7008 finish_graph_dump_file if TDF_GRAPH is set.
7009 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7010 NULL. Set TDF_GRAPH bit.
7011 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7013 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7015 * arm.h (arm_stack_offsets): Add locals_base field.
7016 * arm.c (arm_get_frame_offsets): Compute it.
7017 (thumb_compute_initial_elimination offset): Make the Thumb frame
7018 pointer point to the base of the local variables.
7019 (thumb_expand_prologue): Update accordingly.
7020 (thumb_expand_epilogue): Likewise.
7022 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7023 mode of clobbered scratch to DImode. Handle a case that's known to
7026 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7028 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7029 (gt0<mode>_compare): Delete.
7030 (neg_gt0<mode>): Delete.
7032 2005-08-19 Eric Christopher <echristo@apple.com>
7034 * optabs.h: Change CTI_ to COI_.
7037 2005-08-19 James E Wilson <wilson@specifix.com>
7039 * builtins.c (expand_builtin_return_addr): Set
7040 current_function_accesses_prior_frames when count != 0. Use
7041 frame_pointer_rtx when count == 0.
7042 * function.h (struct function): Add accesses_prior_frames field.
7043 (current_function_accesses_prior_frames): Define.
7044 * reload1.c (init_elim_table): Check
7045 current_function_accesses_prior_frames.
7046 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7048 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7050 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7051 indicator. Return true if the flowgraph changed during
7054 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7057 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7058 conditional expression before testing its value.
7060 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7062 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7064 2005-08-19 Devang Patel <dpatel@apple.com>
7066 PR tree-optimization/23048
7067 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7068 third parameter. Check whether latch is dominated by exit
7070 (if_convertible_loop_p): Supply exit block itself to
7071 if_convertible_bb_p.
7073 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7076 * arm.md (arm_load_pic_register): Change argument to the mask of
7077 saved registers. Call thumb_find_work_register if we need a
7078 scratch register on Thumb.
7079 (arm_expand_prologue): Pass empty register set to
7080 arm_load_pic_register.
7081 (thumb_expand_prologue): Pass live_regs_mask directly to
7082 arm_load_pic_register.
7083 * arm-protos.h (arm_load_pic_register): Update prototype.
7085 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7087 * sh.c (find_sole_member): New function.
7088 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7089 if the record's alignment is larger than the size of its only member.
7091 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7094 * arm.c (thumb_legitimize_reload_address): New function.
7095 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7096 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7098 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7100 * config/crx/crx.c: Implement crx_decompose_address. Reject
7101 symbolic displacements since CRX register relative adressing
7102 mode can't handle unsigned 32-bit values as displacements.
7103 * config/crx/crx.h: Simplify definitions, remove redundant
7104 parenthesis and obsolete macros.
7105 * config/crx/crx.opt: Add new switch for debugging addresses.
7106 * config/crx/crx-protos.h: Add new declarations for above.
7108 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7111 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7114 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7116 * collect2.c (dup2): Delete.
7117 * configure.ac: Don't check for dup2.
7119 * config.in, configure: Regenerate.
7121 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7123 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7124 record with the type of its only member.
7126 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7128 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7129 define_insn_and_split.
7130 (plus_ltu<mode>_compare): Same.
7131 (gtu<mode>_compare): Same.
7132 (plus_gtu<mode>_compare): Same.
7134 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7136 PR tree-optimization/22228
7137 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7139 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7140 are recorded in vect_vnames_to_rename for renaming.
7141 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7142 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7143 in vect_vnames_to_rename.
7144 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7145 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7147 2005-08-18 Jan Hubicka <jh@suse.cz>
7150 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7151 info only for local statics, not for member variables.
7153 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7155 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7157 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7159 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7161 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7164 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7166 2005-08-17 James E Wilson <wilson@specifix.com>
7168 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7171 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7173 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7174 (leu<mode>_compare): Same.
7175 (plus_leu<mode>): Same.
7176 (neg_leu<mode>): Same.
7177 (and_neg_leu<mode): Same.
7178 (ltu<mode>_compare): Same.
7179 (plus_ltu<mode>): Same.
7181 (geu<mode>_compare): Same.
7182 (plus_geu<mode>): Same.
7183 (neg_geu<mode>): Same.
7184 (and_neg_geu<mode>): Same.
7185 (plus_gt<mode>): Same.
7186 (gtu<mode>_compare): Same.
7187 (plus_gtu<mode>): Same.
7189 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7191 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7192 Move call_table_data to end. Delete spurious .text.
7193 (callt_save_all_interrupt): Fix comment typo.
7195 2005-08-17 James E Wilson <wilson@specifix.com>
7196 Kevin Winchester <winchester@amirix.com>
7199 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7201 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7204 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7205 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7207 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7209 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7210 record with the type of its only member if the modes don't match.
7212 * varasm.c (decode_reg_name): Skip empty additional register names.
7214 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7216 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7217 lsm_tmp_name_length): New.
7218 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7219 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7221 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7222 Andreas Krebbel <krebbel1@de.ibm.com>
7224 * config.gcc: Added z9-109 switch.
7225 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7226 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7227 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7228 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7229 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7230 for "z9_109" cpu attribute.
7231 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7232 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7233 (s390_handle_arch_option): Added z9-109 switch.
7234 (override_options): Set respective cost function for z9-109.
7235 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7236 (legitimate_reload_constant_p): Accept extended immediates.
7237 (print_operand): Three new output modifiers added: k, m and o.
7238 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7239 (s390_output_mi_thunk): Use extended immediate when possible.
7240 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7241 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7242 (CONSTRAINT_LEN): Added length of O constraint.
7243 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7244 * config/s390/s390.md ("cpu"): New value z9_109 added.
7245 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7246 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7247 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7248 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7249 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7250 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7251 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7252 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7253 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7254 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7255 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7256 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7257 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7258 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7259 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7261 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7262 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7263 insns for TARGET_EXTIMM.
7265 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7267 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7269 2005-08-17 Nick Clifton <nickc@redhat.com>
7271 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7272 Call default_encode_section_info.
7274 2005-08-17 Steven Bosscher <stevenb@suse.de>
7276 PR tree-optimization/21574
7277 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7278 constant, return CONSTANT.
7279 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7280 (ccp_fold, visit_assignment): Likewise.
7281 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7283 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7285 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7286 fold_buildN instead of buildN then fold_initializer or fold.
7287 (build_unary_op): Likewise.
7288 (build_binary_op): Likewise.
7289 * fold-const.c (fold_initializer): Remove.
7290 (fold_build1_initializer): New function.
7291 (fold_build2_initializer): New function.
7292 (fold_build3_initializer): New function.
7293 * tree.h (fold_initializer): Remove.
7294 (fold_build1_initializer): New function.
7295 (fold_build2_initializer): New function.
7296 (fold_build3_initializer): New function.
7298 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7300 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7301 (try_move_mult_to_index): Call fold_build2 instead of build2.
7302 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7303 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7304 fold_binary_to_constant.
7305 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7307 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7308 check if A == gcd (A, B). Remove TYPE argument.
7309 (analyze_offset) Use fold_build2 instead of fold (build.
7310 (create_data_ref): Likewise.
7311 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7312 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7315 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7317 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7318 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7320 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7323 * gimplify.c (zero_sized_type): New function.
7324 (gimplify_modify_expr_rhs): If we have a zero sized type,
7325 replace the statement with an empty statement.
7327 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7329 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7332 2005-08-16 Ian Lance Taylor <ian@airs.com>
7334 * doc/tm.texi (Label Output): Correct typo.
7336 2005-08-16 Steven Bosscher <stevenb@suse.de>
7339 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7340 force_operand will work later on using have_insn_for.
7342 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7344 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7346 2005-08-16 Ian Lance Taylor <ian@airs.com>
7349 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7350 vector type, don't try to construct it element by element. Add an
7351 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7353 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7355 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7357 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7359 * doc/invoke.texi (Precompiled Headers): Document some more options
7360 which are known to be safe.
7362 2005-08-16 James E Wilson <wilson@specifix.com>
7364 PR tree-optimization/21105
7365 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7366 TREE_OVERFLOW check.
7368 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7370 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7371 (neg_ltu<mode>): Same.
7373 (neg_gtu<mode>): Same.
7375 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7377 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7378 (fold_builtin_isdigit): Use fold_buildN.
7379 (build_function_call_expr): Likewise.
7380 * c-typeck.c (c_finish_loop): Likewise.
7382 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7383 Richard Shann <rshann@superh.com>
7385 PR middle-end/20396:
7386 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7388 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7390 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7392 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7395 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7396 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7399 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7402 * fold-const.c (build_range_check): Disable optimization for function
7403 pointer expressions on targets that require function pointer
7406 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7408 * simplify-rtx.c (simplify_const_relational_operation): When
7409 extracting arguments of a COMPARE, recompute the mode as well.
7411 2005-08-15 Ian Lance Taylor <ian@airs.com>
7413 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7415 2005-08-15 DJ Delorie <dj@redhat.com>
7417 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7419 (movsi_splittable): Allow, but split, moves to the stack.
7420 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7423 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7425 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7426 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7427 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7429 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7430 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7431 Delete HOST_PTR_PRINTF.
7433 * configure, config.in: Regenerate.
7435 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7437 * config/rs6000/rs6000.md (QHSI): New mode macro.
7438 (wd): Extend mode attr for QImode and HImode
7439 (dbits): New mode attr.
7440 (zero_extend<mode>di2): Convert to mode macro.
7442 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7445 * doc/invoke.texi (-mgnu-ld): Update description.
7448 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7451 * Makefile.in (tree-chrec.o): Depends on real.h.
7452 * tree-chrec.c: Include real.h.
7453 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7454 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7455 * tree-scalar-evolution.c (add_to_evolution_1,
7456 interpret_rhs_modify_expr): Ditto.
7458 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7461 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7462 step is negative compute the estimation from init downwards to zero.
7464 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7466 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7468 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7470 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7472 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7473 Accept double-word constants that can be split.
7474 * config/s390/s390.md ("movti"): Use 'P' constraint.
7475 ("*movdi_31", "*movdf_31"): Likewise.
7477 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7479 Fix PR tree-optimization/22615
7481 * tree-ssa-structalias.c (solution_set_add): Handle
7482 first_vi_for_offset returning NULL.
7483 (do_da_constraint): Ditto.
7484 (do_sd_constraint): Ditto.
7485 (do_ds_constraint): Ditto
7486 (find_func_aliases): Ditto.
7487 (build_constraint_graph): RHS is allowed be ANYTHING.
7488 (first_vi_for_offset): Return NULL if we couldn't find anything at
7491 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7493 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7494 over memory as first operand.
7496 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7500 available for setting it.
7502 2005-08-14 Ira Rosen <irar@il.ibm.com>
7504 PR tree-optimization/23320
7505 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7506 data-refs' types instead of base object nullness. Add check for
7507 pointer type data-refs before first location comparison. Remove
7510 2005-08-14 Andreas Schwab <schwab@suse.de>
7512 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7514 2005-08-13 James E Wilson <wilson@specifix.com>
7516 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7517 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7518 -fstack-protector-all, --param ssp-buffer-size): Document.
7519 (-Wvariadic-macros): Alphabetize.
7520 (-fsched-stalled-insns-dep): Add missing 'f'.
7522 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7525 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7527 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7528 or indirect address operand.
7529 (EXTRA_ADDRESS_CONSTRAINT): New.
7530 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7532 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7534 PR tree-optimization/22236
7535 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7536 successors and predecessors.
7537 * tree-chrec.c (chrec_convert): Before converting, check that
7538 sequences don't wrap.
7539 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7540 (analyze_array): Extern.
7541 (find_data_references_in_loop): Remove call to
7542 compute_estimated_nb_iterations.
7543 * tree-data-ref.h (analyze_array): Declared.
7544 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7545 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7546 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7547 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7549 * tree-ssa-loop-ivcanon.c: Fix documentation.
7550 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7551 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7552 (infer_loop_bounds_from_undefined): New.
7553 (estimate_numbers_of_iterations_loop): Use
7554 infer_loop_bounds_from_undefined.
7555 (used_in_pointer_arithmetic_p): New.
7556 (scev_probably_wraps_p): Pass an extra parameter. Call
7557 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7558 (convert_step): Fix documentation.
7559 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7560 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7561 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7562 scev_probably_wraps_p.
7564 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7566 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7567 (s390_register_info): Ignore clobbered_regs information for fixed
7568 registers, and only fixed registers.
7569 (s390_init_frame_layout): Remove redundant call.
7571 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7573 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7574 description of -Wold-style-casts.
7576 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7577 Jakub Jelinek <jakub@redhat.com>
7579 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7580 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7581 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7582 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7583 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7584 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7585 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7586 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7587 ("stack_protect_set", "stack_protect_test"): New expanders.
7588 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7589 "stack_protect_testdi"): New insn definitions.
7591 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7593 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7595 2005-08-12 Paul Brook <paul@codesourcery.com>
7597 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7599 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7601 * config/s390/predicates.md (setmem_operand): New predicate.
7602 (shift_count_operand): Accept ANDs with special constants as
7604 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7605 with special constants.
7606 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7607 shift_count_operand with setmem_operand.
7609 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7611 * config/s390/s390.c (s390_extract_part, s390_single_part):
7613 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7614 (s390_output_mi_thunk): Don't use lg on 31 bit.
7615 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7616 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7618 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7620 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7621 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7622 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7623 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7624 with one of the new macros.
7626 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7628 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7629 Don't set save_return_addr_p.
7630 (s390_register_info): Make clobbered_regs not depending on
7633 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7635 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7636 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7638 2005-08-11 James E. Wilson <wilson@specifix.com>
7640 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7642 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7644 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7645 locations gathered by var-tracking in single entry loc_list
7646 over loc_descriptor_from_tree.
7648 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7649 pass it down to loc_descriptor.
7650 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7651 (containing_function_has_frame_base): Move earlier in the file.
7652 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7653 instead of always assuming fbreg can't be used.
7655 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7657 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7658 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7659 Accept address wrapped in AND for Altivec.
7660 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7661 Strip AND wrapping offset address for Altivec.
7663 2005-08-11 Richard Henderson <rth@redhat.com>
7666 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7667 before using TYPE_IS_SIZETYPE.
7669 2005-08-11 Richard Henderson <rth@redhat.com>
7672 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7673 insn types not present on ev4.
7674 (alphaev5_insn_pipe): Similarly.
7676 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7679 * arm.c (arm_override_options): If the user has selected callee-super-
7680 interworking, then enable normal interworking.
7682 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7684 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7687 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7689 * doc/rtl.texi: Fix two typos.
7691 2005-08-11 Richard Guenther <rguenther@suse.de>
7694 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7695 cases where we call to/from functions returning void.
7697 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7700 * tree.c (build_pointer_type_for_mode): Robustify.
7702 2005-08-10 James E Wilson <wilson@specifix.com>
7704 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7705 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7707 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7710 2005-08-10 Eric Christopher <echristo@apple.com>
7712 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7713 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7716 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7719 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7720 for the high part when generating dynamic-no-pic code.
7722 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7724 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7725 (x86_64-*-linux*): Likewise.
7727 * config/i386/crtfastmath.c: New file.
7728 * config/i386/t-crtfm: Likewise.
7730 * config/i386/linux.h (ENDFILE_SPEC): New.
7731 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7733 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7736 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7738 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7739 (vec_shl, vec_shr): Document new operations.
7740 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7742 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7744 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7745 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7746 change predicate to indexed_or_indirect_address.
7748 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7750 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7751 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7752 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7753 and __aeabi_uwrite8.
7754 * config/arm/unaligned-funcs.c: New file.
7755 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7757 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7759 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7761 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7762 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7764 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7765 * final.c (pass_shorten_branches): Add dump.
7766 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7767 (pass_life): Rename dump.
7768 (rest_of_handle_flow2): Remove initial verify_flow_info.
7769 * function.c (pass_instantiate_virtual_regs): Add dump.
7770 * integrate.c (pass_initial_value_sets): Add dump.
7771 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7772 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7773 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7774 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7775 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7776 gate_rtl_unrool_and_peel_loops): New.
7777 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7778 rtl_doloop): Do not look at flags.
7779 * mode-switching.c (pass_mode_switching): Add dump.
7780 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7781 pass_split_before_regstack): Add dump.
7782 * regmove.c (pass_stack_adjustments): Add dump.
7783 * tree-optimize.c (pass_fixup_cfg): Add dump.
7785 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7788 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7789 deciding which instruction sequence to use.
7791 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7793 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7794 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7796 2005-08-09 Richard Guenther <rguenther@suse.de>
7798 * c-common.c (builtin_function_2): Remove.
7799 (def_builtin_1): New function.
7800 (c_common_nodes_and_builtins): Use def_builtin_1 to
7801 build builtin functions.
7803 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7805 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7806 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7807 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7810 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7812 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7813 fold_binary instead of fold_build2 since we don't care about the
7815 (loop_niter_by_eval): Likewise.
7816 (compare_trees): Likewise.
7817 (proved_non_wrapping_p): Likewise.
7819 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7823 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7824 if the if is really empty.
7826 2005-08-09 Steven Bosscher <stevenb@suse.de>
7828 PR tree-optimization/23234
7829 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7830 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7831 argument of the new enum.
7832 (execute_cse_reciprocals): Add reciprocals for function arguments
7833 on the unique successor edge of the entry block. Update other calls
7834 to execute_cse_reciprocals_1.
7836 2005-08-08 Richard Henderson <rth@redhat.com>
7839 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7841 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7843 * expr.c (write_complex_part): Return after handling MEM.
7845 2005-08-08 Josh Conner <jconner@apple.com>
7847 PR rtl-optimization/23241
7848 * combine.c (simplify_comparison): Fix error in determining
7849 whether to lift a subreg from comparison.
7851 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7854 * config/rs6000/altivec.md (vec_init<mode>): New.
7855 (vec_set<mode>): New.
7856 (vec_extract<mode>): New.
7857 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7858 (rs6000_expand_vector_set): New.
7859 (rs6000_expand_vector_extract): New.
7860 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7861 for Altivec modes before reload.
7862 (altivec_expand_vec_init_builtin): New.
7863 (get_element_number): New.
7864 (altivec_expand_vec_set_builtin): New.
7865 (altivec_expand_vec_ext_builtin): New.
7866 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7868 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7870 * config/rs6000/rs6000.h (rs6000_builtins): Add
7871 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7872 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7873 * config/rs6000/rs6000-protos.h: Declare new functions.
7875 2005-08-08 Jan Hubicka <jh@suse.cz>
7877 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7878 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7879 * i386.md (movdi*): Use pic_32bit_operand.
7880 * predicates.md (pic_32bit_operand): New.
7882 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7885 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7887 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7889 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7890 (test_for_singularity): Use fold_build2.
7892 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7894 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7896 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7898 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7899 (COMMON_ASM_OP) Define.
7900 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7901 (ix86_encode_section_info): Likewise.
7902 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7903 SUBTARGET_ENCODE_SECTION_INFO.
7905 2005-08-06 Richard Henderson <rth@redhat.com>
7908 * tree-nested.c (convert_local_reference): Save and restore val_only
7909 around component_ref and friends. Clear walk_subtrees by default.
7911 2005-08-06 Peter O'Gorman <peter@pogma.com>
7914 * gcc.c (process_command): Check the argument to -b has a dash.
7915 * doc/invoke.texi: Update -b and -V docs.
7917 2005-08-06 James E Wilson <wilson@specifix.com>
7919 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7921 2005-08-06 Michael Matz <matz@suse.de>
7923 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7924 member only if only one insn is associated with the value.
7926 2005-08-06 Nick Clifton <nickc@redhat.com>
7928 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7930 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7931 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7932 Check symbol flags instead of symbol name mangling.
7933 (xstormy16_asm_output_aligned_common): Likewise. Also
7934 simplify code since the bss100_section cass is the only case
7935 where the below100 code will be triggered.
7936 (xstormy16_encode_section_info): Encode below100 attribute
7937 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7939 (xstormy16_strip_name_encoding): Delete - this function is no
7941 (TARGET_STRIP_NAME_ENCODING): Undefine.
7942 * config/stormy16/stormy16-protos.h: Delete prototype for
7943 xstormy16_strip_name_encoding.
7945 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7947 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7948 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7949 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7950 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7951 config/alpha/predicates.md, config/arc/arc.h,
7952 config/arm/arm.h, config/arm/ieee754-df.S,
7953 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7954 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7955 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7956 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7957 config/m68hc11/m68hc11.h, config/mips/mips.c,
7958 config/mips/mips.h, config/mips/openbsd.h,
7959 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7960 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7961 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7962 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7963 config/sparc/linux.h, config/sparc/linux64.h,
7964 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7965 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7966 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7967 typos. Follow spelling conventions.
7969 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7972 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7973 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7974 specially. Check for side effects only for COND_EXPR.
7975 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7976 return with TREE_NO_WARNING.
7978 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7980 PR rtl-optimization/23233
7981 * loop.c (combine_movables): Require the modes to be the same.
7982 (move_movables): Remove handling of cases where the replacement
7983 had a different mode to the original.
7985 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7987 PR tree-optimization/23128
7988 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7989 subtraction wrap, and set TREE_OVERFLOW if they do.
7991 2005-08-05 Richard Henderson <rth@redhat.com>
7994 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7995 FORCED_LABEL labels.
7997 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8000 * reload.c (find_reloads_subreg_address): Pass down TYPE
8001 unchanged. Change all callers except find_reloads_toplev.
8003 2005-08-05 Michael Matz <matz@suse.de>
8005 * genattrtab.c (current_alternative_string): Remove.
8006 (SIMPLIFY_ALTERNATIVE): Ditto.
8007 (attr_alt_bit_p): Ditto.
8008 (alternative_name): Make const char *.
8009 (evaluate_eq_attr): Remove use of above things.
8010 (simplify_test_exp): Ditto.
8011 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8012 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8014 2005-08-04 James E Wilson <wilson@specifix.com>
8016 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8017 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8018 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8019 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8020 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8022 2005-08-04 Richard Henderson <rth@redhat.com>
8025 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8026 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8027 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8028 if we'd have to instantiate too many members.
8030 2005-08-04 Richard Henderson <rth@redhat.com>
8033 * tree-outof-ssa.c (coalesce_asm_operands): New.
8034 (coalesce_ssa_name): Use it. Split out ...
8035 (coalesce_phi_operands, coalesce_result_decls): ... these.
8037 2005-08-04 Paul Brook <paul@codesourcery.com>
8039 * read-rtl.c (read_quoted_string): Break if EOF.
8041 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8043 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8044 (fold_build2): Likewise.
8045 (fold_build3): Likewise.
8046 (fold_build1_stat): New function prototype.
8047 (fold_build2_stat): Likewise.
8048 (fold_build3_stat): Likewise.
8049 * fold-const.c (fold_build1): Rename to ..
8050 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8051 through to build1_stat.
8052 (fold_build2): Rename to ..
8053 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8054 through to build2_stat.
8055 (fold_build3): Rename to ..
8056 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8057 through to build3_stat.
8059 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8060 Ian Lance Taylor <ian@airs.com>
8062 * function.c (assign_stack_local_1): Do not correct stack slot
8063 address if allocation size is smaller than mode size.
8065 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8068 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8069 (tree_merge_blocks): Propagate anything allowed by
8071 Clarify documentation.
8072 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8073 SSA form, schedule an update if necessary.
8075 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8077 * doc/install.texi (Binaries): Remove broken link to
8078 Sinix/Reliant Unix binaries.
8080 2005-08-03 Richard Henderson <rth@redhat.com>
8083 * function.c (stack_protect_epilogue): Export.
8084 * tree.h (stack_protect_epilogue): Declare.
8085 * calls.c (expand_call): Call it.
8087 2005-08-03 Eric Christopher <echristo@apple.com>
8089 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8090 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8093 2005-08-04 Jan Hubicka <jh@suse.cz>
8095 * profile.c (branch_prob): Split edges with goto locus on them
8096 to get proper line counts.
8097 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8099 2005-08-03 Paul Brook <paul@codesourcery.com>
8101 * function.c (assign_parms): Round current_function_args_size
8102 to PARM_BOUNDARY, not STACK_BOUNDARY.
8104 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8106 * config/i386/i386.c (x86_elf_aligned_common)
8107 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8109 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8111 PR tree-optimization/23157
8112 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8113 before emitting them.
8115 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8117 PR tree-optimization/19899
8118 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8119 * tree-scalar-evolution.c: Include real.h.
8120 (add_to_evolution): Build constant -1 of correct type.
8122 2005-08-03 Jan Hubicka <jh@suse.cz>
8124 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8125 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8126 profile updating for complette unrolling.
8127 * loop-unroll.c (peel_loop_completely): Use it.
8128 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8129 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8132 2005-08-03 Paul Brook <paul@codesourcery.com>
8134 * combine.c (can_change_dest_mode): New function.
8135 (try_combine, simplify_set): Use it.
8137 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8139 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8142 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8144 * doc/install.texi (Specific): Adjust link to openavr.org.
8145 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8146 (Binaries): Adjust HP-UX Porting Center link.
8147 (Binaries): Adjust Free Software Foundation ordering link.
8149 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8151 * convert.c (convert_to_integer): Use fold_build1 instead of
8152 build1 when converting an integer to an integer.
8154 2005-08-02 Richard Henderson <rth@redhat.com>
8156 * combine.c (combine_instructions): Don't use reg_equal/equiv
8157 results if the mode doesn't match.
8159 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8161 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8162 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8164 2005-08-02 Richard Henderson <rth@redhat.com>
8167 * explow.c (memory_address): Remove special-case for
8168 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8170 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8173 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8174 number of calls to cleanup_tree_cfg_1.
8176 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8178 * doc/invoke.texi: document file extensions .F90 and .F95
8180 2005-08-02 Richard Guenther <rguenther@suse.de>
8182 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8183 positive if its first argument is positive.
8185 2005-08-02 Richard Guenther <rguenther@suse.de>
8187 PR tree-optimization/23177
8188 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8191 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8193 PR tree-optimization/23129
8194 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8195 varying for divisions with anti-ranges.
8197 2005-08-02 Jan Hubicka <jh@suse.cz>
8199 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8200 * tree-ssa-threadupdate.c (thread_block): Add it here.
8202 2005-08-01 James E Wilson <wilson@specifix.com>
8204 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8205 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8206 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8208 * config/mips/predicates.md (const_call_insn_operand): Add check for
8209 SYMBOL_REF_LONG_CALL_P.
8210 * doc/extend.texi (long_call): Document the new attribute.
8212 2005-08-01 Ian Lance Taylor <ian@airs.com>
8213 Richard Henderson <rth@redhat.com>
8215 * Makefile.in (RTL_BASE_H): Add real.h.
8216 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8218 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8220 * rtl.c (rtl_check_failed_code_mode): New.
8221 * rtl.h (struct rtx_def): Add u.rv.
8222 (XCMWINT, XCNMPRV): New.
8223 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8224 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8226 2005-08-01 Richard Henderson <rth@redhat.com>
8228 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8229 with auto-inc codes.
8231 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8233 2005-08-01 Jan Hubicka <jh@suse.cz>
8235 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8236 * i386.c: Include dwarf2.h
8237 (asm_preferred_eh_data_format): New.
8238 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8240 2005-08-01 Ian Lance Taylor <ian@airs.com>
8242 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8243 randomize_va_space for virtual address randomization control.
8245 2005-08-01 Steven Bosscher <stevenb@suse.de>
8247 * common.opt (flag_ipa_cp): Put in right place to maintain
8250 2005-08-01 Jan Hubicka <jh@suse.cz>
8252 * profile.c (compute_value_histograms): Fix thinko.
8253 * value-prof.c: Include toplev.h
8254 (check_counter): New function.
8255 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8256 tree_mod_subtract_transform): Add sanity check.
8258 2005-08-01 Richard Guenther <rguenther@suse.de>
8260 PR tree-optimization/23133
8261 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8262 current functions parameter decls to find defs to cse
8265 2005-08-01 Richard Guenther <rguenther@suse.de>
8267 PR tree-optimization/23109
8268 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8269 If trapping math is in effect, use post-dominator information
8270 to check if we'd in any case reach a trapping point before
8271 doing the reciprocal insertion.
8272 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8273 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8274 expressions are invariant only if trapping math is not in effect.
8276 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8278 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8279 cgraph_function_versioning): New declarations.
8280 * cgraphunit.c: Add include to ipa-prop.h.
8281 (update_call_expr, cgraph_copy_node_for_versioning,
8282 cgraph_function_versioning): New functions.
8283 * integrate.c (copy_decl_for_inlining): Remove.
8284 * ipa-prop.h (ipa_replace_map): New struct.
8285 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8286 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8287 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8288 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8289 ipcp_iterate_stage, ipcp_method_scale_print,
8290 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8291 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8292 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8293 ipcp_update_bb_counts, ipcp_update_profiling,
8294 ipcp_update_edges_counts): New functions.
8295 (ipcp_method_cval_init): Remove restriction regarding local methods.
8296 (ipcp_init_stage): Add ipcp_method_compute_scale.
8297 (ipcp_insert_stage): Add versioning.
8298 (ipcp_structures_print): Add ipcp_method_scale_print.
8299 (ipcp_driver): Dump profiling info.
8300 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8301 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8302 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8303 (struct inline_data): Add versioning_p, ipa_info, new fields.
8304 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8305 declare_return_variable): Replace calls to copy_decl_for_inlining with
8307 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8309 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8310 Add argument VERSIONING.
8311 (copy_arguments_for_versioning, copy_static_chain,
8312 function_versionable_p, tree_versionable_function_p,
8313 tree_function_versioning, replace_ref_tree): New functions.
8314 * tree-inline.h: Include varray.h.
8315 (tree_versionable_function_p, tree_function_versioning,
8316 tree copy_decl_for_dup): New declarations.
8318 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8320 * ipa-cp.c: New file. Contains IPCP specific functionality.
8321 * ipa-prop.h: New file. Contains structures/definitions that can be
8322 used by several interprocedural data flow optimizations (and also IPCP).
8323 * ipa-prop.c: New file.
8324 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8325 * common.opt: Add ipa-cp flag.
8326 * timevar.def: Add IPCP optimization.
8327 * tree-optimize.c (init_tree_optimization_passes): Schedule
8329 * tree-pass.h (pass_ipa_cp): Declare.
8331 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8333 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8334 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8335 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8336 config/i386/i386.c, config/mips/mips.h,
8337 config/rs6000/rs6000.h, config/sh/sh.c,
8338 config/stormy16/stormy16.c: Fix comment typos.
8340 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8343 * c-typeck.c (build_binary_op): Use common_type wrapper on
8345 (common_type): Update comment.
8347 2005-07-31 Steven Bosscher <stevenb@suse.de>
8350 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8351 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8352 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8354 2005-07-31 Jan Hubicka <jh@suse.cz>
8356 * pretty-print.h (pp_widest_integer): New macro.
8357 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8360 2005-07-31 Jan Hubicka <jh@suse.cz>
8362 * output.h (enum section_category): Export from varasm.c
8363 (categorize_decl_for_section): Likewise.
8364 * varasm.c (enum section_category): Kill.
8365 (categorize_decl_for_section): Make global.
8366 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8368 * i386.c (ix86_section_threshold): New static variable.
8369 (ix86_in_large_data_p, ix86_encode_section_info,
8370 x86_64_elf_unique_section,
8371 x86_64_elf_select_section): New functions.
8372 (TARGET_ENCODE_SECTION_INFO): Define
8373 (override_options): Enable medium model for PIC.
8374 (ix86_expand_prologue): Expand gen_set_got_rex64.
8375 (legitimate_constant_p): Handle new UNSPECs.
8376 (legitimate_pic_address_disp_p): Likewise.
8377 (legitimize_pic_address): Lower MEDIUM model addressing.
8378 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8379 (enum cmodel): Add MEDIUM_PIC.
8380 (SYMBOL_REF_FAR_ADDR_P): New macro.
8381 (SYMBOL_FLAG_FAR_ADDR): New flag.
8382 * i386.md (movdi): Support medium model.
8383 (set_got_rex64): New pattern.
8384 * i386.opt (mlarge-data-threshold): New flag.
8385 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8386 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8387 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8388 TARGET_ASM_UNIQUE_SECTION): New.
8390 * invoke.texi (-mlarge_data_threshold): Document
8392 2005-07-31 Jan Hubicka <jh@suse.cz>
8394 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8395 (coalesce_vars): Likewise.
8396 * tree-ssa-live.c (coalesce_cost): New.
8397 (build_tree_conflict_graph): Use coalesce_cost.
8398 * tree-ssa-live.h (coalesce_cost): Declare.
8400 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8402 * arm.md (all peepholes for post-increment operations): Delete.
8403 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8404 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8405 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8406 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8407 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8409 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8411 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8414 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8417 * doc/invoke.texi: Document -rdynamic.
8419 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8422 * c-parser.c (c_parser_parms_list_declarator): Call
8423 mark_forward_parm_decls.
8424 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8425 decls with visibility structure.
8427 2005-07-30 Paul Brook <paul@codesourcery.com>
8429 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8431 2005-07-30 Paul Brook <paul@codesourcery.com>
8433 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8435 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8437 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8439 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8442 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8443 nested function declarators.
8444 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8445 (grokparms): Call warn_if_shadowing for parameters used within the
8447 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8448 not used within the parameter list.
8449 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8451 2005-07-30 Jan Hubicka <jh@suse.cz>
8453 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8454 * i386.c (ix86_fixup_binary_operands): Likewise.
8455 (ix86_expand_unary_operator): Likewise.
8456 (ix86_expand_fp_absneg_operator): Likewise.
8457 * optabs.c (expand_vec_cond_expr): Validate dest.
8459 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8462 * real.c (real_from_string): Also set last bit if there is a
8463 nonzero hex digit beyond GCC's internal precision after ".".
8465 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8467 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8468 define_constants. Change duplicate values to unassigned numbers.
8469 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8470 (*altivec_vspltsf): New.
8471 (altivec_vperm_v4sf): Delete.
8472 (altivec_vperm_<mode>): Use mode macro V.
8473 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8474 (altivec_predicate_v4sf): Delete.
8475 (altivec_predicate_<mode>): Use mode macro V.
8476 (*altivec_lvesfx): New.
8477 (*altivec_stvesfx): New.
8478 (vec_realign_load_v4sf): Delete.
8479 (vec_realign_load_<mode>): Use mode macro V.
8480 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8483 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8486 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8488 * configure: Regenerated.
8490 2005-07-29 Paul Brook <paul@codesourcery.com>
8492 * doc/install.texi: Add link to GFortran binaries wiki page.
8494 2005-07-29 David Ung <davidu@mips.com>
8496 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8497 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8498 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8499 * config/mips/mips.md (cpu): Add 5kf name.
8500 (includes): Includes 5k.md.
8501 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8502 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8505 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8508 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8509 (cleanup_tree_cfg): ... here.
8510 Call cleanup_tree_cfg_1 until there are no more cleanups to
8513 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8515 * tree-vrp.c (compare_range_with_value): Return true or false
8516 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8517 EQ_EXPR respectively.
8519 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8521 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8524 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8526 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8527 (tree_ssa_dominator_optimize): Increment it.
8528 (dump_dominator_optimization_stats): Print it.
8530 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8531 Steven Bosscher <stevenb@suse.de>
8533 PR rtl-optimization/23117
8534 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8535 when head == tail. Tidy comment.
8537 2005-07-28 Richard Henderson <rth@redhat.com>
8539 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8540 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8541 * jump.c (rtx_renumbered_equal_p): Likewise.
8542 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8543 CONST_INT and CONST_DOUBLE.
8544 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8545 * reload.c (operands_match_p): Special case CONST_INT and
8546 CONST_DOUBLE; check mode earlier.
8548 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8551 * c-typeck.c (convert_for_assignment): Do not check
8552 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8554 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8557 * c-typeck.c (composite_type): Prefer constant size arrays to
8560 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8563 * real.c (real_from_string): Set last bit if there is a nonzero
8564 hex digit beyond GCC's internal precision.
8566 2005-07-28 Richard Henderson <rth@redhat.com>
8569 * cfgcleanup.c (try_forward_edges): Watch out for end of
8572 2005-07-28 James E Wilson <wilson@specifixinc.com>
8575 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8577 2005-07-28 Jan Hubicka <jh@suse.cz>
8579 * Makefile.in (rtl-profile.o): Kill all traces of it.
8580 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8581 * coverage.h (rtl_coverage_counter_ref): Kill.
8582 * opts.c (flag_speculative_prefetching_set): Kill.
8583 (flag_loop_optimize_set): New.
8584 (common_handle_option): Disable loop optimizer when profiling;
8585 do not handle speculative prefetching.
8586 * passes.c (init_optimization_passes): Replace pass_profiling combo
8587 by branch_prob pass.
8588 * profile.c (compute_value_histograms): Update for simplified value
8590 (rtl_register_profile_hooks): Kill.
8591 (pass_profiling): Kill.
8592 (rest_of_handle_branch_prob): Do not profile.
8593 * toplev.c (process_options): Remove speculative prefetching.
8594 * toplev.h (flag_tree_based_profiling): Kill.
8595 * tree-profile.c (prepare_instrumented_value,
8596 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8597 tree_gen_one_value_profiler, do_tree_profiling): Update for
8598 simplified datastructures.
8599 * value-prof.c: Add comment that speculative prefetching was dropped;
8600 update rest of file for simplified datastructures.
8601 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8602 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8603 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8604 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8605 rtl_mod_subtract, gen_speculative_prefetch,
8606 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8607 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8608 (gate_handle_value_profile_transformations,
8609 rest_of_handle_value_profile_transformations,
8610 pass_value_profile_transformations): Kill.
8611 * value-prof.h (histogram_value_t): Remove IL based unions.
8612 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8613 rtl_profile_hooks): Remove hooks.
8615 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8617 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8618 (cgraph_clone_node): Likewise.
8619 * cgraph.h (cgraph_clone_edge): Update prototype.
8620 (cgraph_clone_node): Likewise.
8621 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8623 (lookup_recursive_calls): Consider profile.
8624 (cgraph_decide_recursive_inlining): Fix updating; use new
8625 probability argument; use profile.
8626 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8627 * tree-inline.c (copy_bb): Update clal of clone_edge.
8628 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8630 * invoke.texi (min-inline-recursive-probability): Document.
8632 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8634 * doc/install.texi (Configuration): Update Valgrind homepage.
8636 2005-07-28 Richard Henderson <rth@redhat.com>
8639 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8640 labels we want to delete.
8641 (cfg_layout_merge_blocks): Likewise.
8643 2005-07-28 Richard Henderson <rth@redhat.com>
8646 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8647 when expanding to nothing.
8649 2005-07-28 Josh Conner <jconner@apple.com>
8651 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8652 (cgraph_decide_inlining_of_small_functions): Likewise.
8654 2005-07-28 Josh Conner <jconner@apple.com>
8656 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8657 direction of badness if negative.
8658 (cgraph_default_inline_p): Add reason to parameters, and assign it
8660 (cgraph_decide_inlining_of_small_functions): New parameter in call
8661 to cgraph_default_inline_p.
8662 (cgraph_decide_inlining_incrementally): Likewise.
8663 * cgraphunit.c (decide_is_function_needed): Likewise.
8664 * cgraph.h (cgraph_default_inline_p): Likewise.
8666 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8668 * builtins.c: Fix comment typo(s).
8669 * genautomata.c: Likewise.
8670 * gimplify.c: Likewise.
8671 * tree-dfa.c: Likewise.
8672 * tree-flow-inline.h: Likewise.
8673 * tree-into-ssa.c: Likewise.
8674 * tree-ssa-alias.c: Likewise.
8675 * tree-ssa-ccp.c: Likewise.
8676 * tree-ssa-copy.c: Likewise.
8677 * tree-ssa-dce.c: Likewise.
8678 * tree-ssa-dom.c: Likewise.
8679 * tree-ssa-operands.c: Likewise.
8680 * tree-tailcall.c: Likewise.
8681 * tree-vectorizer.c: Likewise.
8682 * tree-vrp.c: Likewise.
8685 2005-07-28 Jeff Law <law@redhat.com>
8687 * tree-vrp.c (test_for_singularity): Extracted from ...
8688 (simplify_cond_using_ranges): Attempt to simplify a relational
8689 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8691 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8693 PR tree-optimization/22506
8694 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8695 phis whose argument is constant.
8697 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8699 PR rtl-optimization/18992
8700 Back out this patch:
8701 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8702 PR optimization/12142
8703 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8704 uses of the register in the SET_SRC. Remove unnecessary argument.
8706 Replace it with this:
8707 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8708 if flag_non_call_exceptions is set and the insn may trap, pass
8709 pc_rtx as dest for recursion.
8710 In SET_SRC part of SET case, if dest is already set, pass it down
8713 2005-07-28 Jan Hubicka <jh@suse.cz>
8715 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8716 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8717 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8719 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8720 profile when available.
8722 2005-07-28 Jan Beulich <jbeulich@novell.com>
8724 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8725 (ia64_print_operand): Describe and handle 'X'.
8726 (ia64_register_move_cost): Also handle FP_REGS.
8727 (ia64_preferred_reload_class): Likewise.
8728 (ia64_secondary_reload_class): Likewise.
8729 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8730 it. Also check for ITANIUM_CLASS_FLDP.
8731 * config/ia64/ia64.h (FP_REGNO_P): New.
8732 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8733 (reg_class): Add FP_REGS.
8734 (REG_CLASS_NAMES): Adjust for it.
8735 (REG_CLASS_CONTENTS): Likewise.
8736 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8737 (REG_CLASS_FROM_LETTER): Handle 'x'.
8738 (CLASS_MAX_NREGS): Handle FP_REGS.
8739 (MEMORY_MOVE_COST): Likewise.
8740 * config/ia64/ia64.md (itanium_class): Add fldp.
8741 (type): Handle fldp.
8742 (movti_internal): More allowable operand combinations. Use ldfp8 when
8743 splitting unnecessary. Remove predicable attribute. Adjust
8744 itanium_class attribute.
8745 (smuldi3_highpart): Remove outdated comment.
8746 (mulditi3, umulditi3, rotlti3): New expanders.
8747 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8748 (absti2): Disabled new insn for future reference.
8749 Respective new splitters.
8750 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8751 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8752 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8754 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8756 PR rtl-optimization/23047
8757 * simplify-rtx.c (simplify_const_relational_operation): Respect
8758 flag_wrapv for comparisons with ABS.
8760 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8762 PR tree-optimization/22493
8763 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8764 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8766 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8768 * config/frv/frv.opt (moptimize-membar): New.
8770 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8772 * config/frv/frv.h: Remove machine_function definition.
8774 * config/frv/frv.c (struct frv_io): New.
8775 (struct machine_function): Moved from frv.h. Add has_membar_p.
8776 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8777 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8778 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8779 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8780 (frv_reorg): Call frv_optimize_membar when appropriate.
8781 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8782 (frv_expand_builtin): Adjust calls accordingly.
8783 (frv_io_address_cookie): New function.
8784 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8785 load or store rather than a special insn. Add ccnstant address and
8786 io-type operands to the membar.
8787 (frv_ifcvt_modify_tests): Unsign regno.
8788 (frv_ifcvt_modify_tests): Same.
8790 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8791 UNSPEC_OPTIONAL_MEMBAR constant.
8792 (builtin_read_<mode>): Delete.
8793 (builtin_write_<mode>): Delete.
8794 ("optional_membar_<mode>"): Add operand.
8796 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8797 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8798 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8799 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8800 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8801 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8802 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8803 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8804 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8806 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8808 * df.c (df_uses_record): Handle SCRATCH.
8810 2005-07-28 Steven Bosscher <stevenb@suse.de>
8813 * passes.c (rest_of_decl_compilation): If decl is a type and
8814 we have encountered errors, don't emit debug information.
8816 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8818 * params.def: Fixed comment.
8820 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8823 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8824 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8825 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8827 2005-07-27 Steven Bosscher <stevenb@suse.de>
8830 * varasm.c (assemble_start_function): Don't do anything that may
8831 require a CFG if the current function is a thunk.
8833 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8835 * doc/install.texi (Prerequisites): Mention that perl is needed
8836 to do export control in libstdc++ targetting Darwin.
8838 2005-07-27 Steven Bosscher <stevenb@suse.de>
8840 PR rtl-optimization/17808
8841 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8842 (sched_insns_conditions_mutex_p): Split out from...
8843 (add_dependence): ...here. But don't call it from here.
8844 (add_dependence_list): Check sched_insns_conditions_mutex_p
8845 before calling add_dependence.
8846 (add_dependence_list_and_free): Likewise.
8847 (fixup_sched_groups): Likewise.
8848 (sched_analyze_1): Likewise.
8849 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8850 (sched_analyze): Likewise.
8851 (sched_analyze_insn): Likewise.
8852 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8853 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8854 dependencies on all COND_EXEC insns to jumps ending basic blocks
8855 when doing intrablock scheduling.
8856 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8858 2005-07-27 Jeff Law <law@redhat.com>
8860 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8861 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8862 equivalency sets, correctly handle the case were vr0 has an
8863 equivalency set, but vr1 does not.
8865 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8867 PR tree-optimization/23073
8868 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8869 vect_print_dump_info before fprintf.
8871 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8873 PR tree-optimize/22348
8874 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8875 Fold the partial computation.
8877 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8879 PR tree-optimization/22325
8880 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8882 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8884 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8885 (force_var_cost): ... this function.
8886 (compute_phi_arg_on_exit): Export.
8888 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8890 PR tree-optimization/20773
8891 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8894 2005-07-27 Richard Guenther <rguenther@suse.de>
8896 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8897 Avoid pushing again if current struct contains only
8898 fields we decomposed.
8900 2005-07-27 Jan Hubicka <jh@suse.cz>
8902 PR tree-optimization/22574
8903 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8906 * tree-tailcall.c (decrease_profile): New function.
8907 (eliminate_tail_call): Use it.
8909 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8910 visibility flags correctly in whole program mode.
8912 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8914 PR rtl-optimization/22472
8915 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8917 2005-07-26 Steven Bosscher <stevenb@suse.de>
8919 PR tree-optimization/22504
8920 * tree-complex.c (expand_complex_addition): Use 'code' instead
8921 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8923 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8925 * config.gcc (cpu_type): Add frv case.
8926 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8927 (supported_defaults): Add fr550 case.
8929 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8932 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8933 whether a pointer of type T * may point to objects of type T *.
8935 2005-07-26 DJ Delorie <dj@redhat.com>
8937 * configure: Regenerate.
8939 2005-07-26 Dale Johannesen <dalej@apple.com>
8941 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8943 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8945 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8946 Clarify use of "build" in name.
8948 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8950 * doc/extend.texi (Raw read/write Functions): New section.
8951 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8952 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8953 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8954 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8955 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8956 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8957 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8958 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8959 * config/frv/frv.c: Add bdesc_loads global.
8960 Add bdesc_stores global.
8961 (frv_init_builtins): Add support for __builtin_{read/write}*.
8962 (frv_volatile_memref): New.
8963 (frv_expand_load_builtin): New.
8964 (frv_expand_store_builtin): New.
8965 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8966 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8967 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8968 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8969 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8970 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8971 (builtin_read_<mode>): New.
8972 (builtin_write_<mode>): New.
8973 (builtin_write64): New.
8974 (optional_membar_<mode>): New.
8976 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8978 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8979 (rather than units) against HOST_BITS_PER_WIDE_INT.
8981 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8983 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8984 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8985 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8986 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8989 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8990 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8991 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8993 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8995 2005-07-26 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/22486
8998 * fold-const.c (fold_unary): Fold away useless component
8999 references of the form (T *)&T.x, if the address
9002 2005-07-25 James E Wilson <wilson@specifixinc.com>
9004 * dwarf2out.c (add_call_src_coords_attributes): New.
9005 (gen_inlined_subroutine_die): Call it.
9006 (maybe_emit_file, init_file_table): Add comments.
9007 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9009 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9010 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9011 * tree.h (BLOCK_SOURCE_LOCATION): New.
9012 (struct tree_block): New field locus.
9014 2005-07-26 Andreas Schwab <schwab@suse.de>
9016 PR rtl-optimization/23043
9017 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9018 when allocating a struct unoccr.
9020 2005-07-25 Richard Henderson <rth@redhat.com>
9023 * tree-complex.c (gate_no_optimization): True if errors.
9024 * Makefile.in (tree-complex.o): Update dependencies.
9026 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9028 * config/frv/predicates.md (integer_register_operand): Use
9031 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9034 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9036 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9038 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9040 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9041 types when flag_unsafe_math_optimizations is true.
9043 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9045 * gcc.c (option_map): Add --sysroot.
9046 (process_command): Handle --sysroot.
9047 (display_help): Document it.
9048 * doc/cppopts.tex (-isysroot): Document.
9049 * doc/invoke.texi (--sysroot): Document.
9050 * doc/install.texi (--with-build-sysroot): Document.
9052 * Makefile.in (inhibit_libc): New variable.
9053 (INHIBIT_LIBC_CFLAGS): Likewise.
9054 (LIBGCC2_CFLAGS): Include
9055 $(INHIBIT_LIBC_CFLAGS).
9056 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9057 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9058 ($(T)crtend.o): Likewise.
9059 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9060 ($(T)crtendS.o): Likewise.
9061 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9062 ($(T)crtendT.o): Likewise.
9063 (stmp-fixinc): Do not complain about missing headers if
9065 * configure.ac (inhibit_libc): Set it to true/false.
9066 (--with-build-sysroot): New option. Use it to set
9068 * configure: Regenerated.
9070 2005-07-25 Manfred Hollstein <mh@suse.com>
9072 * calls.c (store_one_arg): Fix unsigned comparison warning.
9074 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9077 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9078 (ggc_print_statistics): Initialize variable before use.
9080 2005-07-25 Richard Guenther <rguenther@suse.de>
9082 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9083 calling with a PHI_NODE argument.
9085 * tree-flow-inline.h (overlap_subvar): Protect against
9088 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9090 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9091 * configure: Regenerate.
9093 2005-07-25 Ira Rosen <irar@il.ibm.com>
9095 * expr.c (highest_pow2_factor): Make extern.
9096 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9097 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9098 record_array_differ_p, array_ptr_differ_p): Likewise.
9099 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9100 additional cases. Call the above functions.
9101 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9102 base_object_differ_p when there are two base objects. Otherwise, compare
9103 base address and offset. Call may_alias_p.
9104 (dump_data_reference): Use a correct field name.
9105 (analyze_array): Make static. Initialize new data-ref fields.
9106 (analyze_indirect_ref): New function.
9107 (init_data_ref): Initialize new data-ref fields.
9108 (strip_conversion): Moved from tree-vect-analyze.c.
9109 (analyze_offset_expr, get_ptr_offset, address_analysis,
9110 object_analysis): Likewise.
9111 (analyze_offset): New function.
9112 (create_data_ref): Likewise.
9113 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9114 dimensions for ARRAY_REFs only.
9115 (build_classic_dist_vector): Make static.
9116 (access_functions_are_affine_or_constant_p): Call macro to get the
9117 address of access functions.
9118 (compute_all_dependences): Add new parameter
9119 compute_self_and_read_read_dependences. Compute self and read-read
9120 dependences if it is true.
9121 (find_data_references_in_loop): Call create_data_ref. Initialize new
9123 (compute_data_dependences_for_loop): Add new parameter
9124 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9125 compute nb_loops. Call compute_all_dependences,
9126 build_classic_dist_vector and build_classic_dir_vector with correct
9128 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9129 with correct parameters. Compare dimensions for ARRAY_REFs only.
9130 (free_data_refs): Call macro to free access functions.
9131 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9132 fields from stmt_vinfo.
9133 (struct base_object_info): New structure.
9134 (struct data_reference): Move fields to base_object_info. Add fields
9135 first_location and object_info for above structures. Move fields from
9136 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9137 aligned_to. Add macros to access the new fields.
9138 Update functions declarations.
9139 * tree-flow.h (is_aliased_with): Declare.
9140 * tree-loop-linear.c (linear_transform_loops): Call
9141 compute_data_dependences_for_loop with correct parameters.
9142 * tree-ssa-alias.c (is_aliased_with): New function.
9143 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9144 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9145 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9146 vect_base_addr_differ_p, compute_subscript_distance and
9147 build_classic_dist_vector. Add printings. Check absolute value of
9149 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9151 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9152 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9153 to bytes. Add printing.
9154 (vect_compute_data_refs_alignment): Go through loads and stores in one
9156 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9157 vect_analyze_data_ref_access): Likewise.
9158 (vect_analyze_pointer_ref_access): Remove.
9159 (vect_address_analysis, vect_object_analysis): Likewise.
9160 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9161 and analyze data-refs in the loop.
9162 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9163 fields of data-ref instead of stmt. Add init to the offset from the
9165 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9166 (vect_update_init_of_dr): Likewise.
9167 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9168 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9170 (new_loop_vec_info): Initialize new fields.
9171 (destroy_loop_vec_info): Free new fields.
9172 (vect_strip_conversion): Remove.
9173 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9174 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9175 datarefs. Add new field ddrs.
9176 Add macros for the new fields access.
9177 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9178 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9179 Remove their macros.
9180 * tree.h (highest_pow2_factor): Declare.
9182 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9184 * calls.c (store_one_arg): Check for sibling call MEM arguments
9185 from already clobbered incoming argument area.
9187 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9189 * c-common.c (check_missing_format_attribute): New.
9190 * c-common.h (check_missing_format_attribute): Likewise.
9191 * c-typeck.c (convert_for_assignment): Use it.
9193 2005-07-24 Andreas Schwab <schwab@suse.de>
9195 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9196 register use a word move. Correct operand of ext.w in 68000 code.
9198 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9200 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9201 variables as declarations, rather than definitions.
9203 2005-07-24 Ira Rosen <irar@il.ibm.com>
9205 PR tree-optimization/22526
9206 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9209 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9211 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9212 that C99 reserve for future use. Use it to define clog10,
9213 clog10f and clog10l.
9215 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9217 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9218 * configure.ac: Check for -Wmissing-format-attribute.
9220 * configure: Regenerate.
9222 2005-07-23 Richard Henderson <rth@redhat.com>
9224 PR tree-optimization/22623
9225 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9227 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9230 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9232 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9234 * Makefile.in (C_TREE_H): Update dependencies.
9235 * c-tree.h: Include toplev.h.
9236 * diagnostic.h (diagnostic_set_info): Add format attribute.
9237 * rtl-error.c (diagnostic_for_asm): Likewise.
9239 2005-07-23 Chao-ying Fu <fu@mips.com>
9241 * config/mips/mips-dsp.md: New file.
9242 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9243 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9245 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9246 MIPS_BUILTIN_BPOSGE32.
9247 (mips_expand_builtin_direct): Add one parameter to indicate that
9248 builtin functions need to return a value.
9249 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9251 (mips_regno_to_class): Add classes for 12 new DSP registers.
9252 (mips_subword): Change to check four HI registers.
9253 (mips_output_move): Output move to and from 6 new DSP accumulators.
9254 (override_options): Make sure -mdsp and -mips16 are not used together.
9255 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9257 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9259 (print_operand): Add 'q' for printing DSP accumulators.
9260 (mips_cannot_change_mode_class): Check ACC_REGS.
9261 (mips_secondary_reload_class): Check ACC_REGS.
9262 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9263 (mips_register_move_cost): Check ACC_REGS.
9264 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9265 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9266 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9267 (dsp_bdesc): New array.
9268 (bdesc_arrays): Add DSP builtin function table.
9269 (mips_prepare_builtin_arg): Check predicate again after
9271 (mips_expand_builtin): Add one more parameter to
9272 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9273 MIPS_BUILTIN_BPOSGE32.
9274 (mips_init_builtins): Initialize new function types.
9275 (mips_expand_builtin_direct): Check if builtin functions need to
9276 return a value and pass operands properly.
9277 (mips_expand_builtin_bposge): New function.
9278 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9279 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9280 (FIRST_PSEUDO_REGISTER): Increase to 188.
9281 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9282 Update for 12 new DSP registers.
9283 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9284 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9285 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9286 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9287 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9288 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9289 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9290 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9291 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9292 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9293 (REGISTER_NAMES): Add names for 12 new DSP registers.
9294 * config/mips/mips.md: Include mips-dsp.md.
9295 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9296 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9297 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9298 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9299 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9300 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9301 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9302 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9303 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9304 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9305 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9306 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9307 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9308 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9309 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9310 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9311 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9312 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9313 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9314 (UNSPEC_RDDSP): New constants.
9315 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9316 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9318 * config/mips/mips.opt (-mdsp): New option.
9319 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9320 (reg_imm10_operand): New predicates.
9321 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9322 * doc/invoke.texi (-mdsp): Document new option.
9324 2005-07-22 DJ Delorie <dj@redhat.com>
9326 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9328 * tree-inline.c (inlinable_function_p): Likewise.
9330 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9333 * toplev.c (check_global_declarations): Do not mark undefined
9334 variables as DECL_IGNORED_P.
9335 * varasm.c (first_global_object_name): GTY it.
9336 (weak_global_object_name): Likewise.
9337 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9338 a string to go into {weak,first}_global_object_name.
9340 2005-07-22 DJ Delorie <dj@redhat.com>
9342 * c-format.c (check_function_format): Change warning control
9343 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9345 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9347 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9348 &PTR->FLD a dereference of PTR.
9349 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9350 a potential dereference of PTR.
9352 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9354 PR rtl-optimization/20370
9355 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9356 call allocate_reg_info if necessary.
9358 PR rtl-optimization/21848
9359 * calls.c (emit_library_call_value_1): For const functions, add
9360 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9362 PR rtl-optimization/22445
9363 * cselib.c (target.h): Include.
9364 (rtx_equal_for_cselib_p): Allow commutative matches.
9365 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9366 Remove MODE parameter. Changed all callers.
9368 PR rtl-optimization/22258
9369 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9371 (try_combine): Use likely_spilled_retval_p.
9373 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9375 * config.gcc: Add crx-elf support.
9377 * doc/contrib.texi: Mention crx.
9378 * doc/extend.texi: Document crx extensions.
9379 * doc/install.texi: Document crx install.
9380 * doc/invoke.texi: Document crx options.
9381 * doc/md.texi: Document crx constraints.
9383 * config/crx/crx-protos.h: New file.
9384 * config/crx/crx.c: New file.
9385 * config/crx/crx.h: New file.
9386 * config/crx/crx.md: New file.
9387 * config/crx/crx.opt: New file.
9388 * config/crx/t-crx: New file.
9390 2005-07-22 Manfred Hollstein <mh@suse.com>
9392 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9394 (int_add_graph_edge): Likewise.
9395 (collapse_nodes): Likewise.
9396 (process_unification_queue): Likewise.
9398 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9399 Laurent GUERBY <laurent@guerby.net>
9401 PR tree-optimization/22336
9402 * function.c (record_block_change): Check for
9403 cfun->ib_boundaries_block.
9405 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9407 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9408 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9410 2005-07-21 DJ Delorie <dj@redhat.com>
9412 * toplev.c (warn_deprecated_use): Add warning control to warning
9414 * c-typeck.c (parser_build_binary_op): Likewise.
9415 (c_finish_if_stmt): Likewise.
9416 * c-common.c (check_function_sentinel): Likewise.
9417 (check_nonnull_arg): Likewise.
9419 2005-07-21 Richard Henderson <rth@redhat.com>
9422 * tree-complex.c (complex_ssa_name_components): New.
9423 (cvc_lookup): Allow entry not found.
9424 (create_components): Remove.
9425 (create_one_component_var, get_component_var): New.
9426 (get_component_ssa_name, set_component_ssa_name): New.
9427 (extract_component): Use get_component_ssa_name.
9428 (update_complex_components): Use set_component_ssa_name.
9429 (update_complex_components_on_edge): Likewise.
9430 (update_phi_components): Create new PHI nodes directly, instead
9431 of adding insns to edges.
9432 (tree_lower_complex): Allocate and free complex_variable_components
9433 and complex_ssa_name_components here.
9435 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9437 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9438 revert to returning false.
9440 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9443 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9445 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9448 * config/i386/i386.md (cmpxf): Change operand constraints
9449 to "nonmemory_operand".
9451 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9453 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9455 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9458 * fold-const.c (fold_build1): Add checksum for the operands.
9459 (fold_build2): Likewise.
9460 (fold_build3): Likewise.
9462 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9465 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9467 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9469 * common.opt (-fforward-propagate): Committed by mistake,
9472 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9474 * reg-stack.c: Fix comment typo(s).
9475 * tree-ssa-operands.c: Likewise.
9476 * tree-vectorizer: Likewise.
9478 2005-07-21 Nick Clifton <nickc@redhat.com>
9480 * config/sh/symbian.c: Replace C++ style line comments with C
9481 style line comments.
9482 (symbian_add_attribute): Do not use a ? operator on the LHS of
9484 (sh_symbian_handle_dll_attribute): Change the type of the
9485 method vector to "VEC(tree,gc)*" and use vector accessor
9486 macros to walk over the elements.
9487 (symbian_export_vtable_and_rtti_p): Likewise.
9488 (symbian_class_needs_attribute_p): Likewise.
9490 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9493 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9494 initialize targetm.resolve_overloaded_builtin here.
9495 (altivec_expand_overloaded_builtin): Make it non-static.
9496 * config/rs6000/rs6000-protos.h
9497 (altivec_expand_overloaded_builtin): New prototype.
9498 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9499 targetm.resolve_overloaded_builtin here.
9500 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9502 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9503 Zdenek Dvorak <dvorakz@suse.cz>
9505 PR tree-optimization/19210
9506 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9508 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9509 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9510 rely on unproven assumptions.
9511 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9512 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9513 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9514 to number_of_iterations_exit.
9515 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9516 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9517 * tree-ssa-loop-niter.c (find_loop_niter,
9518 estimate_numbers_of_iterations_loop): Likewise.
9519 (number_of_iterations_exit): Honor the new options.
9520 * doc/invoke.texi (Wunsafe-loop-optimizations,
9521 funsafe-loop-optimizations): Document them.
9523 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9525 PR rtl-optimization/22167
9526 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9528 2005-07-20 Adam Nemet <anemet@lnxw.com>
9530 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9531 __do_global_dtors_aux longcall.
9533 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9535 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9536 (old_special_pred_table): Don't reference
9537 SPECIAL_MODE_PREDICATES.
9538 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9539 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9540 * config/sh/predicates.h: Don't mention
9541 SPECIAL_MODE_PREDICATES.
9542 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9545 2005-07-20 DJ Delorie <dj@redhat.com>
9547 * config.gcc: Add m32c-elf support.
9549 * doc/contrib.texi: Mention m32c.
9550 * doc/extend.texi: Document m32c extensions.
9551 * doc/install.texi: Mention m32c.
9552 * doc/invoke.texi: Document m32c options.
9553 * doc/md.texi: Document m32c constraints.
9555 * config/m32c/addsub.md: New file.
9556 * config/m32c/bitops.md: New file.
9557 * config/m32c/cond.md: New file.
9558 * config/m32c/jump.md: New file.
9559 * config/m32c/m32c-lib1.S: New file.
9560 * config/m32c/m32c-lib2.c: New file.
9561 * config/m32c/m32c-modes.def: New file.
9562 * config/m32c/m32c-pragma.c: New file.
9563 * config/m32c/m32c-protos.h: New file.
9564 * config/m32c/m32c.abi: New file.
9565 * config/m32c/m32c.c: New file.
9566 * config/m32c/m32c.h: New file.
9567 * config/m32c/m32c.md: New file.
9568 * config/m32c/m32c.opt: New file.
9569 * config/m32c/minmax.md: New file.
9570 * config/m32c/mov.md: New file.
9571 * config/m32c/muldiv.md: New file.
9572 * config/m32c/predicates.md: New file.
9573 * config/m32c/prologue.md: New file.
9574 * config/m32c/shift.md: New file.
9575 * config/m32c/t-m32c: New file.
9577 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9579 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9580 (stack_protect_set, stack_protect_test): New expanders.
9581 (stack_protect_set_si, stack_protect_set_si_media,
9582 stack_protect_set_di_media, stack_protect_test_si,
9583 stack_protect_test_si_media, stack_protect_test_di_media):
9586 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9588 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9590 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9592 * tree.h (tree_expr_nonzero_p): Export.
9593 * fold-const.c (tree_expr_nonzero_p): Likewise.
9594 Return true for CALL_EXPRs that are alloca calls.
9595 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9597 * tree-flow.h (expr_computes_nonzero): Remove.
9598 * tree-vrp.c (expr_computes_nonzero): Remove.
9599 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9600 (extract_range_from_unary_expr): Likewise.
9601 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9602 tree_expr_nonzero_p.
9604 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9606 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9607 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9608 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9609 All callers changed.
9610 (frame_related_constant_load): New arg "related" which controls
9611 setting of RTX_FRAME_RELATED_P. All callers changed.
9612 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9613 (bfin_expand_prologue): Add stack limit checking.
9614 * config/bfin/bfin.md (trapifcc): New pattern.
9616 * config/bfin/bfin.c: Include "langhooks.h".
9617 (def_builtin): Go through lang_hooks to call builtin_function.
9619 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9620 * config/bfin/predicates.md (symbol_ref_operand): New.
9621 (call_insn_operand): Delete. All callers changed to use
9622 register_no_elim_operand.
9623 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9625 (function_arg): Use it to generate the call's operand 2.
9626 (bfin_longcall_p): New function.
9627 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9628 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9629 determine if the address needs to be in a REG.
9630 (bfin_handle_longcall_attribute): New function.
9631 (bfin_attribute_table): Add "longcall" and "shortcall".
9632 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9633 (CUMULATIVE_ARGS): New member call_cookie.
9634 (PREDICATE_CODES): Add symbol_ref_operand.
9635 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9636 extra USE to the pattern.
9637 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9638 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9639 sibcall_value_insn; now the new patterns handle direct calls and the
9640 old ones indirect calls.
9641 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9643 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9645 * doc/trouble.texi: Update section on handling of empty loops.
9647 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9649 * config.gcc: Remove support for sparc-*-openbsd*,
9650 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9652 * config.host: Remove support for i860-*-sysv4* as a host.
9653 * config/i860/*, config/ip2k/*, config/ns32k/*,
9654 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9655 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9656 mention obsolete ports.
9658 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9660 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9662 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9663 of frame_pointer_rtx.
9664 (sh_expand_epilogue): Likewise.
9665 (sh_set_return_address): Likewise.
9666 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9667 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9668 offsets from FRAME_POINTER_REGNUM.
9669 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9670 (sh_register_names): Add initializer for sfp.
9671 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9672 (VALID_REGISTER_P): Likewise.
9673 (FIRST_PSEUDO_REGISTER): Update.
9674 (DWARF_FRAME_REGISTERS): Define.
9675 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9676 (HARD_FRAME_POINTER_REGNUM): Define.
9677 (FRAME_POINTER_REGNUM): Redefine.
9678 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9679 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9680 from FRAME_POINTER_REGNUM.
9681 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9682 FRAME_POINTER_REGNUM.
9683 (REG_CLASS_CONTENTS): Add sfp.
9684 (REG_ALLOC_ORDER): Likewise.
9685 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9686 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9687 of frame_pointer_rtx.
9688 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9690 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9692 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9693 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9694 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9696 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9699 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9701 Make CONSTRUCTOR use VEC to store initializers.
9702 * c-common.c (complete_array_type): Update to cope with VEC in
9704 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9705 (pp_c_constructor_elts): New function.
9706 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9707 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9708 struct constructor_stack, struct initializer_stack,
9709 constructor_elements, push_init_level, pop_init_level,
9710 add_pending_init, find_init_member, output_init_element): Update to
9711 cope with VEC in CONSTRUCTOR_ELTS.
9712 * coverage.c (build_fn_info_value, build_ctr_info_value,
9713 build_gcov_info): Likewise.
9714 * expr.c (categorize_ctor_elements_1, store_constructor,
9715 expand_expr_real_1): Likewise.
9716 * fold-const.c (fold_ternary): Likewise.
9717 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9718 gimplify_init_constructor, gimplify_expr): Likewise.
9719 * tree-dump.c (dequeue_and_dump): Likewise.
9720 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9722 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9724 * tree-sra.c (generate_element_init_1): Likewise.
9725 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9726 * tree-ssa-operands.c (get_expr_operands): Likewise.
9727 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9728 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9729 (get_initial_def_for_reduction): Likewise.
9730 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9731 value handle in annotations.
9732 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9733 tree_node_structure): Add support for constr_kind.
9734 (build_vector_from_ctor, build_constructor_single,
9735 build_constructor_from_list): New functions.
9736 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9737 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9738 Update to cope with VEC in CONSTRUCTOR_ELTS.
9739 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9740 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9741 CONSTRUCTOR_APPEND_ELT): New macros.
9742 (struct constructor_elt, struct tree_constructor): New data types.
9743 (union tree_node): Add tree_constructor field.
9744 * treestruct.def: Define TS_CONSTRUCTOR.
9745 * varasm.c (const_hash_1, compare_constant, copy_constant,
9746 compute_reloc_for_constant, output_addressed_constants,
9747 initializer_constant_valid_p, output_constant,
9748 array_size_for_constructor, output_constructor): Update to cope with
9749 VEC in CONSTRUCTOR_ELTS.
9750 * vec.h (VEC_empty, VEC_copy): New macros.
9752 2005-07-19 Devang Patel <dpatel@apple.com>
9754 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9756 2005-07-19 Richard Henderson <rth@redhat.com>
9759 * gimplify.c (gimplify_expr): Use main variant type for the temp
9760 destination for a discarded volatile read.
9761 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9762 casts between non-void types that change volatility.
9764 2005-07-15 DJ Delorie <dj@redhat.com>
9766 * toplev.h: Add comment about the first parameter for warning().
9767 * errors.h: Likewise.
9769 * c.opt (Wpragmas): New.
9770 * doc/invoke.texi: Document it.
9772 * function.c (do_warn_unused_parameter): Add warning control to
9774 * c-decl.c (warn_if_shadowing): Likewise.
9775 * c-lex.c (cb_def_pragma): Likewise.
9776 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9777 (pop_alignment): Likewise.
9778 (handle_pragma_pack): Likewise.
9779 (apply_pragma_weak): Likewise.
9780 (handle_pragma_weak): Likewise.
9781 (handle_pragma_redefine_extname): Likewise.
9782 (add_to_renaming_pragma_list): Likewise.
9783 (handle_pragma_extern_prefix): Likewise.
9784 (maybe_apply_renaming_pragma): Likewise.
9785 (handle_pragma_visibility): Likewise.
9787 * config/c4x/c4x-c.c (BAD): Likewise.
9788 (c4x_parse_pragma): Likewise.
9789 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9790 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9791 (rs6000_pragma_longcall): Likewise.
9792 * config/v850/v850-c.c (pop_data_area): Likewise.
9793 (ghs_pragma_section): Likewise.
9794 (ghs_pragma_section): Likewise.
9795 (ghs_pragma_interrupt): Likewise.
9796 (ghs_pragma_starttda): Likewise.
9797 (ghs_pragma_startsda): Likewise.
9798 (ghs_pragma_startzda): Likewise.
9799 (ghs_pragma_endtda): Likewise.
9800 (ghs_pragma_endsda): Likewise.
9801 (ghs_pragma_endzda): Likewise.
9803 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9804 Kenneth Zadeck <zadeck@naturalbridge.com>
9806 * Makefile.in: Removed tree-promote-statics.c
9807 * tree-promote-statics.c: Removed.
9808 * common.opt: Removed flag-promote-statics.
9810 * passes.c: Removed tree-promote-statics pass.
9811 * tree-pass.h: Ditto.
9812 * timevar.def: Removed TV_PROMOTE_STATICS.
9815 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9817 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9819 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9821 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9824 * c-common.c (check_function_arguments): Call
9825 'check_function_format' if either -Wformat or
9826 -Wmissing-format-attribute are specified.
9827 * c-format.c (check_function_format): Check -Wformat before
9828 calling 'check_format_info'.
9829 * c-opts.c (c_common_post_options): Don't warn for
9830 -Wmissing-format-attribute without -Wformat.
9831 * c-typeck.c (convert_for_assignment): Detect additional cases for
9832 -Wmissing-format-attribute.
9833 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9836 2005-07-19 Richard Guenther <rguenther@suse.de>
9838 * config/i386/i386.md (lrint<mode>2): Use temporary
9839 instead of clobbering non-existent memory.
9841 2005-07-19 Nick Clifton <nickc@redhat.com>
9843 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9844 statement to avoid displaying ASCII control characters.
9846 2005-07-19 Ben Elliston <bje@au.ibm.com>
9848 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9849 * cfganal.c (find_edge_index): Ditto.
9850 * combine.c (combine_instructions): Ditto.
9851 * ddg.c (create_scc): Ditto.
9852 (find_successors): Ditto.
9853 (find_predecessors): Ditto.
9854 (find_nodes_on_paths): Ditto.
9855 (longest_simple_path): Ditto.
9856 * flow.c (update_life_info): Ditto.
9857 (count_or_remove_death_notes): Ditto.
9858 (clear_log_links): Ditto.
9859 * modulo-sched.c (generate_reg_moves): Ditto.
9860 (find_max_asap): Ditto.
9861 (find_max_hv_min_mob): Ditto.
9862 (find_max_dv_min_mob): Ditto.
9863 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9864 * sched-rgn.c (extract_edgelst): Ditto.
9865 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9866 (dump_update_ssa): Ditto.
9867 (ssa_names_to_replace) Ditto.
9868 (switch_virtuals_to_full_rewrite): Ditto.
9869 (update_ssa): Ditto.
9870 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9872 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9874 Fix PR tree-optimization/22483
9876 * tree-complex.c (create_components): Use
9877 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9878 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9879 * tree-flow.h (safe_referenced_var_iterator): New structure.
9880 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9881 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9882 safe_referenced_var iterator.
9883 (add_type_alias): Ditto.
9885 2005-07-19 Steven Bosscher <stevenb@suse.de>
9887 * loop-init.c (rest_of_handle_loop2): Remove.
9888 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9889 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9890 (pass_rtl_loop_init, pass_rtl_loop_done,
9891 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9892 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9893 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9894 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9895 pass_tree_loop_done, and pass_tree_unswitch.
9896 (gate_loop): Rename to gate_tree_loop.
9897 * passes.c (init_optimization_passes): Update for renamed tree
9898 loop passes. Add the new loop2 passes as subpasses of loop2.
9899 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9900 Update for the renamed tree loop passes.
9902 2005-07-18 Ian Lance Taylor <ian@airs.com>
9905 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9906 blocks when optimizing.
9908 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9910 * common.opt (frename-registers): Initialize to 2.
9912 (fgcse-after-reload): Ditto.
9913 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9914 (process_options): Only change flag_web, flag_rename_registers,
9915 and flag_rerun_cse_after_loop if not explicitly set by user.
9917 2005-07-18 Jan Beulich <jbeulich@novell.com>
9919 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9920 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9921 in 64-bit mode the same as DImode in 32-bit mode.
9922 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9923 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9924 mode. Add new mode parameter.
9925 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9926 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9927 x86_64_shift_adj): New expanders.
9928 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9929 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9931 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9932 DImode shift splitters.
9933 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9934 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9937 2005-07-18 Jan Beulich <jbeulich@novell.com>
9939 * i386.md (movdi_extzv_1): New.
9940 (zero_extendhidi2): Combine alternatives and never force use of
9942 (zero_extendqidi2): Likewise. Don't restrict input selection.
9944 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9946 Fix PR tree-optimization/22531
9947 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9950 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9952 * tree-promote-statics.c (pass_promote_statics): Change dump file
9955 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9957 * tree-optimize.c (init_tree_optimization_passes): Add
9958 pass_eliminate_useless_stores pass.
9959 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9960 * tree-ssa-pre.c (is_copy_stmt): New function.
9961 (follow_copies_till_vuse): Ditto.
9962 (do_eustores): Ditto.
9963 (gate_eustores): Ditto.
9965 2005-07-16 Richard Henderson <rth@redhat.com>
9967 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9969 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9970 Kenneth Zadeck <zadeck@naturalbridge.com>
9972 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9973 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9974 ipa-type-escape.h, tree-promote-statics.c
9975 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9976 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9977 tree-promote-statics.c: new files.
9978 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9979 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9980 int nonlocal_set_p, mark_constant_function): Deleted.
9981 (rest_of_handle_cfg): Removed call to mark_constant_function.
9982 (nonoverlapping_component_refs_p): Added calls to support
9983 type based aliasing.
9984 * tree-ssa-alias.c (may_alias_p,
9985 compute_flow_insensitive_aliasing): Ditto.
9986 * calls.c (flags_from_decl_or_type): Removed reference to
9988 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9989 too many arguments. This is necessary for Spec 2000.
9990 * cgraph.h (const_function, pure_function): Removed.
9991 * common.opt: Added "fipa-pure-const", "fipa-reference",
9992 "fipa-type-escape", and "ftree-promote-static".
9994 * passes.c: Added ipa and tree-promote-statics passes.
9995 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9996 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9997 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9998 * tree-flow.h: Added exposed sra calls and addition of
9999 reference_vars_info field for FUNCTION_DECLS.
10000 * tree-pass.h: Added passes.
10001 * tree-sra.c: (sra_init_cache): New function.
10002 (sra_insert_before, sra_insert_after) Made public.
10003 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10005 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10006 aliasing. (may_alias_p): Added code to use type escape analysis to
10007 improve alias sets.
10008 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10009 code to prune clobbers of static variables based on information
10010 produced in ipa-reference pass. Changed call clobbering so that
10011 statics are not marked as clobbered if the call does not clobber
10014 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10016 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10019 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10021 * doc/install.texi (*-*-solaris2*): Document recommended version
10022 of GNU binutils and mention GNU linker problem on Solaris 10.
10024 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10027 * c-decl.c (c_build_bitfield_integer_type): New function.
10028 (finish_struct): Call it.
10029 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10031 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10033 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10036 2005-07-16 Jan Hubicka <jh@suse.cz>
10038 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10039 (scale_bbs_frequencies_int): Watch roundoff errors.
10040 * predict.c (return_prediction): Initialize return_stmt.
10042 2005-07-16 Jan Hubicka <jh@suse.cz>
10044 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10045 after RTL profiling.
10047 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10049 PR middle-end/22398
10050 * fold-const.c (build_range_check): Convert high/low to etype
10051 if we are only comparing against exp.
10053 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10055 Fix PR tree-optimization/22376
10056 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10058 (need_to_solve): New function.
10059 (compute_points_to_sets): Use it.
10061 2005-07-15 Jan Hubicka <jh@suse.cz>
10063 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10064 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10066 2005-07-15 Richard Guenther <rguenther@suse.de>
10068 * c-common.c (handle_flatten_attribute): New function.
10069 Add flatten function attribute.
10070 * doc/extend.texi: Document flatten function attribute.
10071 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10072 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10074 (cgraph_decide_inlining): Handle functions with flatten
10077 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10079 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10080 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10081 UNSPEC_XCHG, UNSPEC_AND): New.
10082 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10083 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10084 * config/rs6000/sync.md (FETCHOP): New code macro.
10085 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10087 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10088 (sync_compare_and_swap<mode>): Same.
10089 (sync_lock_test_and_set<mode>): Same.
10090 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10091 for QImode and HImode, and not PPC405.
10092 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10093 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10094 (sync_<fetchop>{si,di}_internal): New.
10095 (sync_nand{si,di}_internal): New.
10096 (sync_old_<fetchop>{si,di}_internal): New.
10097 (sync_old_nand{si,di}_internal): New
10098 (sync_new_<fetchop>{si,di}_internal): New.
10099 (sync_new_nand{si,di}_internal): New.
10100 (atomic_and{si,di}): New.
10101 (sync_new_nand{si,di}_internal): New.
10102 (atomic_and{si,di}): New.
10103 (sync_add<mode>_internal): Delete.
10104 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10105 (sync_sub<mode>_internal): Delte.
10106 (sync_subshort_internal): New.
10107 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10108 (sync_anddi_internal): Delete.
10109 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10110 (sync_booldi_internal): Delete.
10111 (sync_boolc<mode>_internal): Delete.
10112 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10113 (sync_boolc<mode>_internal2): Delete.
10114 (sync_boolcc<mode>_internal): Delete.
10115 (isync, lwsync): Use unspec instead of unspec_volatile.
10116 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10117 Revert UNSPEC_VOLATILE.
10118 (rs6000_split_atomic_op): New.
10119 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10121 2005-07-14 Eric Christopher <echristo@redhat.com>
10123 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10124 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10126 2005-07-14 Eric Christopher <echristo@redhat.com>
10128 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10130 2005-07-14 Steven Bosscher <stevenb@suse.de>
10132 PR tree-optimization/22230
10133 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10134 the computation of the four cross productions for "range op range".
10136 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10137 Ulrich Weigand <uweigand@de.ibm.com>
10140 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10143 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10145 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10147 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10149 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10151 2005-07-14 Richard Guenther <rguenther@suse.de>
10153 PR middle-end/22347
10154 * config/i386/i386-protos.h (ix86_function_value): Change
10155 prototype to match new target hook.
10156 * config/i386/i386.c (ix86_value_regno): Change prototype
10157 to take extra type argument.
10158 (TARGET_FUNCTION_VALUE): Define.
10159 (ix86_function_ok_for_sibcall): Pass extra argument to
10160 ix86_value_regno, check return slot rtx for exact match.
10161 (ix86_function_value): Take extra parameter. Dispatch to
10162 ix86_value_regno with fndecl/fntype as provided.
10163 (ix86_value_regno): Handle extra type argument.
10164 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10166 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10167 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10168 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10169 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10170 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10172 2005-07-14 Richard Guenther <rguenther@suse.de>
10174 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10175 * calls.c (expand_call): Pass fntype to hard_function_value.
10176 (emit_library_call_value_1): Likewise.
10177 * explow.c: Include target.h.
10178 (hard_function_value): Take extra argument, the fntype.
10179 Use new target hook for function_value.
10180 * expr.h (hard_function_value): Change prototype.
10181 * function.c (aggregate_value_p): Pass 0 as fntype to
10182 hard_function_value.
10183 (assign_parms): Use new target hook for function_value.
10184 Pass 0 as fntype to hard_function_value.
10185 (expand_function_end): Likewise.
10186 * reg-stack.c: Include target.h.
10187 (stack_result): Use new target hook for function_value.
10188 * target-def.h: New target hook function_value.
10189 * target.h: Likewise.
10190 * targhooks.c (default_function_value): New function.
10191 * targhooks.h (default_function_value): Declare.
10193 2005-07-13 Ian Lance Taylor <ian@airs.com>
10195 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10197 2005-07-14 Jan Hubicka <jh@suse.cz>
10199 * tree-dfa.c (dump_variable): Use default_def function.
10200 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10201 * tree-ssa.c (verify_use): Likewise.
10202 * tree-ssanames.c (release_ssa_name): Likewise.
10203 * tree-tailcall.c (eliminate_tail_call): Likewise.
10204 (tree_optimize_tail_calls_1): Likewise.
10205 * tree-vrp.c (get_value_range): Likewise.
10207 2005-07-14 Ben Elliston <bje@au.ibm.com>
10209 * gcc.c (main): Compare language[0] with '*' when iterating over
10212 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10214 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10215 "s390_emit_compare". Add handling of CCZ1mode.
10216 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10217 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10219 (s390_branch_condition_mask): Add CCZ1mode handling.
10220 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10221 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10222 Use CCZ1mode instead of CCZmode.
10223 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10225 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10227 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10229 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10231 2005-07-13 Eric Christopher <echristo@redhat.com>
10233 * config/mips/mips.c (mips_canonicalize_comparison): New.
10234 (mips_emit_int_relational): Use.
10236 2005-07-13 Eric Christopher <echristo@redhat.com>
10238 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10239 static extra parts.
10240 * config/s390/s390.md: Include tpf.md. Move tpf specific
10242 * config/s390/tpf.md: To here.
10243 * config/s390/s390.opt: Move tpf specific options...
10244 * config/s390/tpf.opt: to here. Add mmain option.
10245 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10246 * config/s390/tpf.h: Rewrite.
10248 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10250 * doc/tm.texi: Remove @xref{Cross-profiling}.
10252 2005-07-13 Jeff Law <law@redhat.com>
10254 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10255 expressions, test their _DECL operands for pointer equality rather
10256 than using operand_equal_p.
10258 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10260 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10261 (TARGET_POSIX_IO): This.
10262 * config/darwin.h: Likewise.
10263 * config/freebsd.h: Likewise.
10264 * config/linux.h: Likewise.
10265 * config/lynx.h: Likewise.
10266 * config/netbsd.h: Likewise.
10267 * config/rs6000/linux64.h: Likewise.
10268 * config/rs6000/linux.h: Likewise.
10269 * config/s390/tpf.h: Likewise.
10270 * config/sh/embed-elf.h: Likewise.
10271 * config/sparc/linux64.h: Likewise.
10272 * config/sparc/linux.h: Likewise.
10273 * config/svr4.h: Likewise.
10274 * gcov-io.h: Likewise.
10276 * doc/tm.texi: Updated.
10278 * libgcov.c (create_file_directory): Defined only if
10279 TARGET_POSIX_IO is defined.
10280 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10283 2005-07-13 Jan Hubicka <jh@suse.cz>
10285 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10287 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10289 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10290 structure as argument.
10292 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10294 PR tree-optimization/21921
10295 * tree-iterator.c (tsi_link_before): Support the case when
10296 tsi_end_p (tsi) == true.
10298 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10300 PR tree-optimization/22442
10301 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10304 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10306 PR rtl-optimization/20376
10307 * toplev.c (process_options): Enable -fweb and -frename-registers when
10309 * doc/invoke.texi: Update the information about when -fweb and
10310 -frename-registers are enabled.
10312 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10315 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10316 if *rhs_p is not a SSA_NAME.
10318 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10320 Fix PR tree-optimization/22422
10321 * tree-ssa-structalias.c (struct variable_info): Add flag for
10323 (get_varinfo): Now a static function.
10324 (new_varinfo): init has_union and is_special_var to false.
10325 (solution_set_add): Check has_union.
10326 (do_da_constraint): Move temporary variable so it gets reset
10328 Also check for special variable.
10329 (do_ds_constraint): Ditto.
10330 (do_sd_constraint): Ditto.
10331 (do_structure_copy): Check for special variable.
10332 (find_func_aliases): Ditto.
10333 (init_base_vars): Set special vars properly.
10335 2005-07-13 Jan Hubicka <jh@suse.cz>
10337 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10340 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10341 (get_expr_operands): Fix thinko wrt flags and subvars.
10343 PR tree-optimize/22379
10344 * tree-inline.c (expand_call_inline): Do not output sorry in early
10347 2005-07-12 Dale Johannesen <dalej@apple.com>
10349 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10351 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10354 * host-linux.h: Include limits.h.
10356 2005-07-12 Dale Johannesen <dalej@apple.com>
10358 * expr.c (compress_float_constant): Add cost check.
10359 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10361 2005-07-12 Dale Johannesen <dalej@apple.com>
10363 * gcc.target/i386/compress-float-sse.c: New.
10364 * gcc.target/i386/compress-float-sse-pic.c: New.
10365 * gcc.target/i386/compress-float-387.c: New.
10366 * gcc.target/i386/compress-float-387-pic.c: New.
10367 * gcc.dg/compress-float-ppc.c: New.
10368 * gcc.dg/compress-float-ppc-pic.c: New.
10370 2005-07-12 Eric Christopher <echristo@redhat.com>
10372 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10373 static extra parts.
10374 * config/s390/s390.md: Include tpf.md. Move tpf specific
10376 * config/s390/tpf.md: To here.
10377 * config/s390/s390.opt: Move tpf specific options...
10378 * config/s390/tpf.opt: to here. Add mmain option.
10379 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10380 * config/s390/tpf.h: Rewrite.
10382 2005-07-12 Eric Christopher <echristo@redhat.com>
10384 * gcc.c (struct infile): Update comment for language.
10385 (main): Rewrite input file resetting code.
10387 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10390 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10391 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10392 (lookup_avail_expr): Use constant_boolean_node instead
10393 of boolean_false_node/boolean_true_node.
10395 2005-07-12 Ben Elliston <bje@au.ibm.com>
10397 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10398 and use it when printing num_edges.
10400 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10402 * doc/extend.texi (Blackfin Built-in Functions): New section.
10403 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10406 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10408 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10409 s/cmpstrsi/cmpstrnsi
10410 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10412 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10413 (init_optabs): Initialize cmpstrn_optab.
10414 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10415 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10416 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10417 * config/i386/i386.md: s/cmpstr/cmpstrn
10418 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10419 * doc/md.texi: Update documentation.
10421 2005-07-11 Richard Henderson <rth@redhat.com>
10423 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10424 build_va_arg_indirect_ref.
10425 (alpha_gimplify_va_arg): Likewise.
10426 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10427 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10428 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10429 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10430 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10431 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10433 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10435 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10437 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10438 * passes.c (init_optimization_passes): Add pass_empty_loop.
10439 * tree-pass.h (pass_empty_loop): Declare.
10440 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10441 try_remove_empty_loop, remove_empty_loops): New functions.
10442 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10443 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10445 2005-07-12 Peter Barada <peter@the-baradas.com>
10447 PR middle-end/16719
10448 PR middle-end/18421
10449 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10450 in address registers.
10451 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10452 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10453 alternative of addsi3_5200.
10455 2005-07-11 Ian Lance Taylor <ian@airs.com>
10457 * config/mips/mips.md (ffs<mode>2): Remove.
10459 2005-07-11 Ian Lance Taylor <ian@airs.com>
10461 * doc/tree-ssa.texi (Cleanups): Improve description of
10463 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10465 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10467 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10468 * tree.h (DECL_ARGUMENT_FLD): New macro.
10470 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10472 Fix PR tree-optimization/22404
10474 * tree-ssa-structalias.c (create_variable_info_for): Use
10477 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10479 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10480 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10481 for second comparison operand.
10482 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10484 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10485 (define_insn_reservation "alu"): Likewise.
10486 (csync, ssync): Now of type sync.
10487 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10488 -mcsync-anomaly -mspecld-anomaly.
10489 * config/bfin/bfin.opt (mcsync): Remove.
10490 (mcsync-anomaly, mspecld-anomaly): Add.
10491 * config/bfin/bfin.c: Include "insn-codes.h".
10492 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10493 (TARGET_DEFAULT_TARGET_FLAGS): New.
10494 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10496 2005-07-11 Steven Bosscher <stevenb@suse.de>
10498 * basic-block.h: Give the BB flags enum a name, bb_flags.
10499 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10500 * cfgcleanup.c (enum bb_flags): Remove here.
10501 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10502 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10503 (update_forwarder_flag): Likewise.
10504 (thread_jump): Likewise.
10505 (try_forward_edges): Likewise.
10506 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10507 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10508 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10510 2005-07-11 Richard Guenther <rguenther@suse.de>
10512 * config/i386/i386.opt: New target option -msseregparm.
10513 * config/i386/i386.c (override_options): Error out for
10514 -msseregparm but no SSE support.
10515 (ix86_function_sseregparm): Check for global sseregparm.
10516 * doc/invoke.texi: Document -msseregparm.
10518 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10520 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10521 (m32rle-*-linux*): Ditto.
10523 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10525 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10526 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10529 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10531 PR middle-end/22239
10533 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10534 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10536 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10538 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10539 (varmap): Heapify varmap.
10540 (constraints): Heapify constraints.
10541 (struct constraint_graph): Heapify succs and preds.
10542 (constraint_vec_find): Update for heapification.
10543 (constraint_set_union): Ditto.
10544 (insert_into_complex): Ditto.
10545 (constraint_edge_vec_find): Ditto.
10546 (erase_graph_self_edge): Ditto.
10547 (add_graph_edge): Ditto.
10548 (get_graph_weights): Ditto.
10549 (merge_graph_nodes): Ditto.
10550 (build_constraint_graph): Ditto.
10551 (topo_visit): Ditto.
10552 (solve_graph): Ditto.
10553 (create_variable_info_for): Ditto.
10554 (init_base_vars): Ditto.
10555 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10556 (condese_varmap_nodes): Free complex vector.
10557 (clear_edges_for_node): Clear succs and preds vector.
10559 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10561 * tree-ssa-structalias.c (update_alias_info): Change counting of
10562 references to not include vdefs.
10564 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10566 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10567 (up_insert): Ditto.
10569 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10571 * pa.c (pa_commutative_p): Make PLUS commutative when
10572 TARGET_NO_SPACE_REGS is true.
10574 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10576 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10577 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10578 * tree-dfa.c (dump_subvars_for): New.
10579 (debug_subvars_for): New.
10580 (dump_variable): Show subvariables if VAR has them.
10581 * tree-flow-inline.h (get_subvar_at): New.
10582 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10583 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10585 (struct subvar): Change fields offset and size to unsigned
10587 (dump_subvars_for): Declare.
10588 (debug_subvars_for): Declare.
10589 (get_subvar_at): Declare.
10590 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10591 to unsigned HOST_WIDE_INT *.
10592 (overlap_subvar): Likewise.
10593 * tree-gimple.c (is_gimple_reg): Always return false for
10594 SFTs and memory tags.
10595 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10596 Update all callers.
10597 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10598 (compute_may_aliases): Call compute_points_to_sets.
10599 (collect_points_to_info_for): Remove.
10600 (compute_points_to_and_addr_escape): Remove.
10601 (delete_alias_info): Call delete_points_to_sets.
10602 (compute_flow_sensitive_aliasing): If the call to
10603 find_what_p_points_to returns false, call set_pt_anything.
10604 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10605 (set_pt_anything): Clear pi->pt_vars.
10606 (set_pt_malloc): Remove.
10607 (merge_pointed_to_info): Remove.
10608 (add_pointed_to_expr): Remove.
10609 (add_pointed_to_var): Remove.
10610 (collect_points_to_info_r): Remove.
10611 (is_escape_site): Make extern.
10613 (create_overlap_variables_for): Call it.
10614 * tree-ssa-copy.c (merge_alias_info): Never merge
10615 flow-sensitive alias information.
10616 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10617 offset and size to be unsigned HOST_WIDE_INT.
10618 (add_to_addressable_set): Rename from note_addressable.
10619 Set TREE_ADDRESSABLE as the variables are added to the set.
10621 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10622 operands into VUSEs when adding V_MAY_DEFs for members in an
10624 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10625 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10626 (struct variable_info): Add bitfield is_heap_var.
10627 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10628 (new_var_info): Initialize is_heap_var.
10629 (get_constraint_for): Add HEAP variables to the symbol table.
10630 Mark them with is_heap_var.
10631 (update_alias_info): New. Taken mostly from the old
10632 compute_points_to_and_addr_escape.
10633 (handle_ptr_arith): New.
10634 (find_func_aliases): Call update_alias_info.
10635 Call handle_ptr_info for tcc_binary expressions.
10636 Call mark_stmt_modified.
10637 (create_variable_info_for): If DECL has subvars, do not create
10638 variables for its subvars. Always add all the fields.
10639 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10640 SFTs, then add all the SFTs of the structure.
10641 If VI->DECL is an aggregate with subvariables, add the SFT at
10643 (find_what_p_points_to): If VI is an artificial variable,
10644 translate to bitfields in SSA_NAME_PTR_INFO.
10645 If the solution is empty, set pi->pt_vars to NULL
10646 (init_base_vars): Create ANYOFFSET.
10647 (compute_points_to_sets): Rename from create_alias_vars.
10649 (pass_build_pta): Remove.
10650 (delete_points_to_sets): Rename from delete_alias_vars.
10651 (pass_del_pta): Remove.
10652 * tree-ssa-structalias.h (struct alias_info): Move from
10654 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10655 NUM_REFERENCES_SET): Likewise.
10656 (compute_points_to_sets, delete_points_to_sets): Declare.
10658 2005-07-09 Richard Henderson <rth@redhat.com>
10660 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10661 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10662 alpha_split_lock_test_and_set_12): New functions.
10663 * config/alpha/alpha-protos.h: Update.
10664 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10665 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10666 * config/alpha/sync.md (I12MODE): New.
10667 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10668 (sync_<fetchop_name><I48MODE>): Likewise.
10669 (sync_nand<I48MODE>): Likewise.
10670 (sync_old_<fetchop_name><I48MODE>): Likewise.
10671 (sync_new_<fetchop_name><I48MODE>): Likewise.
10672 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10673 (sync_compare_and_swap<I48MODE>): Likewise.
10674 (sync_lock_test_and_set<I48MODE>): Likewise.
10675 (sync_compare_and_swap<I12MODE>): New.
10676 (sync_compare_and_swap<I12MODE>_1): New.
10677 (sync_lock_test_and_set<I12MODE>): New.
10678 (sync_lock_test_and_set<I12MODE>_1): New.
10680 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10684 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10686 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10688 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10689 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10691 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10694 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10696 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10698 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10699 memory_operand constraint.
10700 (store_conditional_<mode>): Same.
10701 (sync_compare_and_swap<mode>): Same.
10702 (sync_lock_test_and_set<mode>): Same.
10704 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10706 Rewrite PIC support to more closely model actual instructions.
10707 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10708 (cris_symbol): Remove prototypes for removed functions.
10709 (cris_pic_symbol_type_of, cris_valid_pic_const)
10710 (cris_expand_pic_call_address): Prototypes for new functions.
10711 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10713 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10715 <case ':'>: Add case for new punctuation character.
10716 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10717 emitting (extra) PIC modifier.
10718 <case UNSPEC>: Do not assert for PLT.
10719 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10720 (cris_expand_prologue, cris_expand_epilogue): Check
10721 for pic_offset_table_rtx usage instead of taking
10722 current_function_uses_pic_offset_table as the final word.
10723 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10724 Remove flag_pic difference.
10725 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10726 the moral equivalents of...
10727 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10729 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10730 (cris_handle_option): Mark ARG as unused.
10731 (cris_expand_pic_call_address): New worker function for "call",
10733 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10734 output PIC constructs here.
10735 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10736 as symbol-specific modifers, not whole or part of operands.
10737 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10738 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10739 constants and flag_pic.
10740 (CONSTANT_INDEX_P): Adjust for new functions.
10741 (enum cris_pic_symbol_type): New helper type.
10742 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10743 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10744 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10746 ("movsi"): Emit actual instructions for GOT and relative access.
10747 ("*movsi_got_load"): New pattern to set up the register holding
10749 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10750 Adjust FIXME for 'S'.
10751 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10752 Use "movs" for -fpic cases.
10753 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10754 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10755 ("call", "call_value"): Just call cris_expand_pic_call_address for
10757 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10758 Remove special pattern.
10759 ("*expanded_call_side", "*expanded_call_value_side"): New
10761 (gotplt-to-plt, gotplt-to-plt-side-call)
10762 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10764 * config/cris/cris/predicates.md
10765 ("cris_general_operand_or_gotless_symbol"): Remove unused
10767 ("cris_general_operand_or_symbol"): Adjust for new functions.
10769 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10771 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10773 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10775 * Makefile.in (TREE_H): Add treestruct.def.
10776 (c-decl.o): Add pointer-set.h
10777 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10778 visibility on regular DECL's.
10779 (merge_decls): Fix the copying of decl nodes of various types for
10780 the new structures. Don't update RTL, section name, weak status,
10781 etc, on DECL's without RTL.
10782 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10783 Don't check volatile on non-variable types.
10784 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10785 to check whether we have seen arguments.
10786 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10787 flag is checked before field (flag is common, field is not).
10788 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10789 TS_DECL_COMMON could have an origin.
10790 (add_location_or_const_value_attribute): Don't check section name
10791 on non-var/function decls.
10792 (dwarf2out_var_location): Reverse order of tests.
10793 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10794 with DECL_WRTL_CHECK.
10795 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10796 * fold-const.c (fold_binary): Don't check weakness on
10797 non-var/function decls.
10798 (tree_expr_nonzero_p): Ditto.
10799 (fold_checksum_tree): Use tree_decl_extra as sizeof
10801 * ggc-page.c (extra_order_size_table): Add sizes for
10802 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10804 * gimplify.c (gimplify_bind_expr): Only set
10805 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10806 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10808 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10809 * langhooks.h (init_ts). New langhook.
10810 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10811 * print-tree.c (print_node): Update to only print fields that
10812 exist in the structures the passed decl has.
10813 * toplev.c (wrapup_global_declarations): Don't reset
10814 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10815 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10816 * tree-inline.c (remap_decl): Ditto.
10817 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10818 * tree-pretty-print.c (print_declaration): Don't print
10819 DECL_REGISTER on things that don't contain it.
10820 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10821 non-var/function decls.
10822 * tree.c (tree_contains_struct): New structure.
10823 (init_priority_for_decl): New hashtable.
10824 (tree_int_map): New structure.
10825 (tree_int_map_eq): New function.
10826 (tree_int_map_marked_p): Ditto.
10827 (tree_int_map_hash): Ditto.
10828 (tree_map): Move to tree.h.
10829 (tree_map_eq): Externalize.
10830 (tree_map_hash): Ditto.
10831 (tree_map_marked_p): Ditto.
10832 (init_ttree): Set up tree_contains_struct and call langhook.
10833 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10834 (tree_code_size): Update for new structures.
10835 (tree_node_structure): Update for new structures.
10836 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10838 (copy_node_stat): Copy init priority.
10839 (build_decl_stat): Ditto for visibility.
10840 (ts_enum_names): New.
10841 (tree_contains_struct_check_failed): New function.
10842 (decl_init_priority_lookup): Ditto.
10843 (decl_init_priority_insert): Ditto.
10844 * treestruct.def: New file.
10845 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10846 (CONTAINS_STRUCT_CHECK): Ditto.
10847 (tree_contains_struct_check_failed): New prototype.
10848 (DECL_CHECK): Removed.
10849 (DECL_MINIMAL_CHECK): New.
10850 (DECL_COMMON_CHECK): Ditto.
10851 (DECL_WRTL_CHECK): Ditto.
10852 (DECL_NON_COMMON_CHECK): Ditto.
10853 (DECL_WITH_VIS_CHECK): Ditto.
10854 (VAR_OR_FUNCTION_DECL_P): Ditto
10855 (struct tree_decl_minimal): New structure.
10856 (struct tree_decl_common): Ditto.
10857 (struct tree_decl_with_rtl): Ditto.
10858 (struct tree_decl_with_vis): Ditto.
10859 (struct tree_decl_non_common): Ditto.
10860 (struct tree_field_decl): Ditto.
10861 (struct tree_parm_decl): Ditto.
10862 (struct tree_var_decl): Ditto.
10863 (struct tree_function_decl): Ditto.
10864 (struct tree_const_decl): Ditto.
10865 (struct tree_result_decl): Ditto.
10866 (union tree_node): Add new structures.
10867 * var-tracking.c (track_expr_p): Reverse order of tests.
10869 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10871 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10873 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10874 * system.h: Poison FINALIZE_PIC.
10875 * doc/tm.texi (FINALIZE_PIC): Remove.
10877 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10880 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10881 to the correct type if we have a MODIFY_EXPR.
10883 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10885 PR tree-optimization/22360
10886 * tree.c (upper_bound_in_type): Fix calculations for casting
10887 to a non-wider signed type and casting a signed value to a
10888 wider unsigned type.
10889 (lower_bound_in_type): Fix calculations for casting to a
10890 non-wider signed type.
10892 PR tree-optimization/20139
10893 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10895 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10896 fold_cond_expr_cond.
10897 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10898 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10900 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10903 * tree-complex.c (expand_complex_libcall): Produce
10904 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10906 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10908 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10909 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10910 b" assert and inserted fastpath code for this case.
10911 (bitmap_ior): Removed "a != b" assert.
10913 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10915 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10916 (ENDFILE_SPEC): Likewise.
10917 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10919 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10920 a large stack frame at epilogue.
10922 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10924 * final.c: Include sdbout.h when required.
10926 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10928 * config.gcc (*-*-darwin*): Only one target-specific header file
10929 for generic darwin.
10930 (powerpc-*-darwin*): Add version-specific header files.
10931 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10932 * config.in: Regenerate.
10933 * configure: Regenerate.
10934 * gcc.c: Include xregex.h.
10935 (version_compare_spec_function): New.
10936 (spec_function): Add version-compare.
10937 (replace_outfile_spec_function): Reformat comment.
10938 (compare_version_strings): New.
10939 * config/darwin-c.c (version_as_macro): New.
10940 (builtin_define): New.
10941 (darwin_cpp_builtins): New.
10942 * config/darwin-protos.h (darwin_cpp_builtins): New.
10943 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10944 (LIB_SPEC): Make unconditional, update comment.
10945 (TARGET_C99_FUNCTIONS): Define.
10946 * config/darwin.opt: Sort.
10947 (mmacosx-version-min=): New.
10948 * config/darwin7.h: Delete.
10949 * config/darwin8.h: Delete.
10950 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10951 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10952 (TARGET_C99_FUNCTIONS): Define.
10953 * config/rs6000/darwin7.h: New.
10954 * config/rs6000/darwin8.h: New.
10955 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10956 (-mmacosx-version-min): Document.
10958 2005-07-07 Ian Lance Taylor <ian@airs.com>
10960 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10962 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10964 PR middle-end/22239
10965 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10967 2005-07-07 Khem Raj <kraj@mvista.com>
10969 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10970 in bytes, not words.
10972 2005-07-07 Paul Brook <paul@codesourcery.com>
10974 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10975 DEFAULT_FUNCTION_ARG_PADDING to upward.
10977 2005-07-07 Richard Henderson <rth@redhat.com>
10979 * function.c (locate_and_pad_parm): Record parameter alignment in
10980 stack_alignment_needed.
10982 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10984 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10985 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10986 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10987 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10988 (define_attr "type"): Add isync, sync, load_l, store_c.
10989 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10990 Create scratch volatile MEM.
10991 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10993 (load_locked_<mode>): New.
10994 (store_conditional_<mode>): New.
10995 (sync_compare_and_swap<mode>): Replace with splitter.
10996 (sync_lock_test_and_set<mode>): Replace with splitter.
10997 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10999 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11000 is ics. Attribute isync.
11001 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11003 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11004 and UNSPECV_SYNC_OP.
11005 (emit_unlikely_jump): New.
11006 (emit_load_locked): New.
11007 (emit_store_conditional): New.
11008 (rs6000_split_compare_and_swap): New.
11009 (rs6000_split_lock_test_and_set): New.
11010 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11011 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11012 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11013 rs6000_split_lock_test_and_set): Declare.
11014 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11015 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11016 store_c, isync, sync.
11018 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11020 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11021 filenames to gtyp-gen.h.
11022 (s-typ-gen): Use it in place of for loops.
11024 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11026 * hooks.c (hook_bool_rtx_int_false): New function.
11027 * hooks.h (hook_bool_rtx_int_false): Declare.
11028 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11029 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11030 * target.h (struct gcc_target): Add commutative_p member.
11031 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11032 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11033 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11034 (pa_commutative_p): New function.
11035 * jump.c (target.h): Include.
11036 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11037 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11039 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11041 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11042 (s390_expand_setmem): New.
11043 * config/s390/s390.c: Likewise.
11044 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11046 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11047 general_operand. Call new function "s390_expand_setmem".
11048 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11049 ("setmem_long", "*setmem_long"): ... this.
11051 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11053 * config/s390/s390.c: (optimization_options): Enable
11054 TARGET_MVCLE at -Os.
11055 * doc/invoke.texi: Document changes in default behaviour.
11056 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11058 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11060 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11061 defined by back-end.
11063 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11065 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11066 all sets in the pattern.
11067 * config/rs6000/rs6000.md (stack_protect_testsi,
11068 stack_protect_testdi): Likewise.
11070 2005-07-06 Jeff Law <law@redhat.com>
11072 * tree-vrp.c (simplify_using_ranges): Kill.
11073 (vrp_finalize): Remove call to simplify_using_ranges.
11074 (simplify_stmt_using_ranges): New function extracted from
11075 simplify_using_ranges.
11076 (simplify_div_or_mod_using_ranges): Likewise.
11077 (simplify_abs_using_ranges): Likewise.
11078 (simplify_cond_using_ranges): New function.
11079 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11080 * tree-ssa-propagate.c (substitute_and_fold): Call
11081 simplify_stmt_using_ranges if we have range information.
11083 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11085 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11086 ia64_flag_schedule_isns2.
11088 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11089 reading/writing general registers.
11090 (ia64_function_arg): Revert 2005-06-18 change.
11092 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11094 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11095 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11097 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11099 * function.c (expand_function_end): Revert part of 2005-06-27
11100 patch. Do sjlj_emit_function_exit_after after return_label.
11102 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11104 * doc/install.texi (--disable-libssp): New.
11106 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11108 * doc/invoke.texi: Update -fforce-mem documentation.
11109 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11110 code for -fforce-mem.
11111 * expmed.c: (store_bit_field,store_fixed_bit_field,
11112 extract_bit_field): Ditto.
11113 * expr.c: (convert_move): Ditto.
11114 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11115 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11116 emit_conditional_add,expand_float,expand_fix): Ditto.
11117 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11118 (common_handle_option): Issue warning when -fforce-mem specified.
11120 2005-07-06 Paul Brook <paul@codesourcery.com>
11122 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11124 * configure: Regenerate.
11126 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11128 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11130 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11132 Fix PR tree-optimization/22319
11133 Fix PR tree-optimization/22140
11134 Fix PR tree-optimization/22310
11136 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11137 variable sized types.
11138 Use correct type for intermediate structure on *a = *b structure
11141 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11143 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11145 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11146 (machine_function): Move typedef to...
11147 * config/rs6000/rs6000.c (machine_function): ... here. Add
11148 varargs_save_offset field.
11149 (rs6000_stack_t): Remove varargs_size field.
11150 (setup_incoming_varargs): Allocate varargs save area using
11151 assign_stack_local, try to make it as small as possible.
11152 Save offset from virtual_stack_vars_rtx to the save area
11153 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11154 instead of magic 8 when fp word byte size is used.
11155 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11156 instead of -RS6000_VARARGS_SIZE.
11157 (rs6000_stack_info, debug_stack_info,
11158 rs6000_initial_elimination_offset): Remove all traces of
11160 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11161 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11162 RS6000_VARARGS_AREA.
11164 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11166 PR tree-optimization/21963
11167 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11168 constant_multiple_of in the same way get_computation_cost_at does.
11170 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11172 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11173 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11174 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11175 and return its previous value.
11176 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11177 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11179 (stack_protect_set, stack_protect_test): New expanders.
11180 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11181 stack_protect_testdi): New insns.
11182 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11183 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11185 2005-07-06 Jeff Law <law@redhat.com>
11187 * tree-ssa-dce.c (cfg_altered): New global.
11188 (tree_dce_init): Initialize cfg_altered.
11189 (remove_dead_stmt): If we remove an edge in the CFG, then set
11191 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11194 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11196 * Makefile.in (stamp-collect-ld): Use
11197 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11198 ./collect-ld if it already exists.
11199 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11200 Don't remove ./nm if it already exists.
11202 2005-07-05 Devang Patel <dpatel@apple.com>
11204 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11205 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11206 * tree-vectorizer.c (vect_loop_location): New.
11207 (vect_print_dump_info): Use vect_loop_location.
11208 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11209 (vectorize_loops): Set vect_loop_location.
11210 * tree-vect-analyze.c (vect_analyze_offset_expr,
11211 vect_determin_vectorization_factor, vect_analyze_operations,
11212 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11213 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11214 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11215 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11216 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11217 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11218 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11219 vect_analyze_loop): Adjust vect_print_dump_info API.
11220 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11221 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11222 vect_finish_stmt_generation, vectorizable_assignment,
11223 vectorizable_operation, vectorizable_store, vectorizable_load,
11224 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11225 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11226 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11227 vect_transform_loop): Same.
11228 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11229 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11232 2005-07-05 Randolph Chung <tausq@debian.org>
11234 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11235 * configure: Regenerate.
11236 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11237 (pa_tls_referenced_p): Declare.
11238 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11239 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11240 (legitimize_tls_address): New.
11241 (hppa_legitimize_address): Handle TLS addresses.
11242 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11243 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11244 (emit_move_sequence): Handle TLS addresses.
11245 (pa_encode_section_info): Call default handler to handle common
11247 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11248 (CONSTANT_ADDRESS_P): Reject TLS operands.
11249 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11250 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11251 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11252 (UNSPEC_TLSLE): Define new constants.
11253 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11254 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11255 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11256 (tie_symbolic_operand, tle_symbolic_operand): New
11258 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11260 * aclocal.m4: Update macros for autoconf 2.59 style.
11261 * configure.ac: Likewise.
11263 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11265 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11266 (function_arg): Pass small aggregates in general registers on 32-bit
11268 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11270 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11272 * Makefile.in (final.o): Fix dependencies.
11274 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11278 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11279 * langhooks.c (lhd_expr_to_decl): New.
11280 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11282 (LANG_HOOKS_INITIALIZER): Update.
11283 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11284 expr_to_decl langhook.
11285 * c-tree.h (c_expr_to_decl): Declare.
11286 * c-typeck.c (c_expr_to_decl): New.
11287 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11289 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11291 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11294 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11295 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11297 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11299 * Makefile.in: Adjust dependencies.
11300 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11301 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11302 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11303 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11304 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11305 rest_of_compilation.
11307 * bb-reorder.c (gate_duplicate_computed_gotos,
11308 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11309 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11310 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11311 pass_partition_blocks): New.
11312 * bt-load.c (gate_handle_branch_target_load_optimize,
11313 rest_of_handle_branch_target_load_optimize,
11314 pass_branch_target_load_optimize): New.
11315 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11317 * cfglayout.c (pass_insn_locators_initialize): New.
11318 * cfgrtl.c (pass_free_cfg): New.
11319 * combine.c (gate_handle_combine, rest_of_handle_combine,
11320 pass_combine): New.
11321 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11322 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11323 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11324 * except.c (pass_set_nothrow_function_flags,
11325 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11327 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11328 rest_of_handle_shorten_branches, pass_shorten_branches,
11329 rest_of_clean_state, pass_clean_state): New.
11330 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11331 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11332 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11334 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11335 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11336 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11337 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11339 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11340 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11341 pass_rtl_ifcvt, gate_handle_if_after_combine,
11342 rest_of_handle_if_after_combine, pass_if_after_combine,
11343 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11344 pass_if_after_reload): New.
11345 * integrate.c (pass_initial_value_sets): New.
11346 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11347 pass_purge_lineno_notes): New.
11348 * mode-switching.c (rest_of_handle_mode_switching,
11349 pass_mode_switching): New.
11350 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11351 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11353 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11354 pass_loop_optimize): New.
11355 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11357 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11359 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11360 pass_postreload_cse): New.
11361 * profile.c (gate_handle_profiling, pass_profiling,
11362 rest_of_handle_branch_prob, pass_branch_prob): New.
11363 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11364 pass_split_before_regstack, gate_handle_split_before_regstack,
11365 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11366 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11367 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11368 pass_stack_regs): New.
11369 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11370 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11371 pass_stack_adjustments): New.
11372 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11373 pass_regrename): New.
11374 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11375 pass_delay_slots, gate_handle_machine_reorg,
11376 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11377 * rtl.h (extern void purge_line_number_notes): New.
11378 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11379 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11381 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11383 * value-prof.c (gate_handle_value_profile_transformations,
11384 rest_of_handle_value_profile_transformations,
11385 pass_value_profile_transformations): New.
11386 * var-tracking.c (gate_handle_var_tracking,
11387 pass_variable_tracking): New.
11388 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11390 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11391 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11392 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11393 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11394 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11395 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11396 rest_of_handle_gcse2, rest_of_handle_regmove,
11397 rest_of_handle_tracer, rest_of_handle_if_conversion,
11398 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11399 rest_of_handle_web, rest_of_handle_branch_prob,
11400 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11401 rest_of_handle_jump_bypass, rest_of_handle_combine,
11402 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11403 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11404 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11405 rest_of_handle_mode_switching, rest_of_handle_jump,
11406 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11407 rest_of_handle_flow2, rest_of_handle_jump2,
11408 rest_of_handle_peephole2, rest_of_handle_postreload,
11409 rest_of_handle_shorten_branches, rest_of_clean_state,
11410 rest_of_compilation): Remove.
11412 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11413 * passes.c (dump_flags, in_gimple_form, all_passes,
11414 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11415 register_dump_files, next_pass_1, last_verified, execute_todo,
11416 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11417 from tree-optimize.c.
11418 (init_optimization_passes): Moved from tree-optimize.c,
11419 adding the RTL optimizations.
11420 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11421 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11422 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11423 register_dump_files, next_pass_1, last_verified, execute_todo,
11424 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11425 init_tree_optimization_passes, ipa_passes): Delete.
11426 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11428 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11429 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11431 (ipa_passes): Remove.
11432 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11433 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11434 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11435 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11436 (dump_info_p, dump_flag): Moved to tree-dump.h.
11438 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11440 * passes.c (finish_optimization_passes): Use dump_begin
11441 and dump_end, TDI_end.
11442 (gate_rest_of_compilation): New.
11443 (pass_rest_of_compilation): Use it.
11444 (gate_postreload, pass_postreload): New.
11445 * toplev.c (general_init): Rename init_tree_optimization_passes.
11446 * toplev.h (init_tree_optimization_passes): Rename to
11447 init_optimizations_passes.
11448 * tree-dump.c (dump_flag): Make static.
11449 (dump_files): Remove RTL dumps.
11450 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11451 pass_cleanup_cfg, pass_free_cfg_annotations,
11452 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11453 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11454 * tree-pretty-print.c: Include tree-pass.h.
11455 * cgraph.c: Include tree-dump.h.
11457 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11459 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11460 Only fall back to saying it points to readonly memory if
11461 we can't do better.
11463 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11465 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11466 * config/m32r/m32r.c (m32r_compute_frame_size,
11467 m32r_expand_prologue): Take current_function_profile into
11468 account whenever we reference
11469 current_function_uses_pic_offset_table.
11470 (m32r_finalize_pic): Remove.
11471 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11473 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11475 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11476 instead of $<. Don't remove ./as if it already exists.
11478 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11481 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11482 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11483 for complex modes when generating code for PA 1.0.
11484 (VALID_FP_MODE_P): New macro.
11485 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11486 sets for all general and floating point modes. Align wide floating
11487 point modes to even register boundaries to comply with architectural
11489 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11490 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11491 (VALID_FP_MODE_P): New macro.
11492 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11493 sets for all general and floating point modes. Align wide floating
11494 point modes to even register boundaries to comply with architectural
11497 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11499 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11502 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11504 * tree-ssa-structalias.c: Don't include expr.h.
11506 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11508 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11511 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11513 Fix PR tree-optimization/22279
11515 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11518 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11520 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11522 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11524 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11525 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11526 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11527 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11528 config/stormy16/stormy16.c, config/v850/v850.c,
11529 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11530 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11531 Avoid "." or "\n" at end of diagnostics and capital letters at
11532 start of diagnostics.
11533 * combine.c, cse.c: Don't translate dump file output.
11534 * toplev.c (print_version): Only translate output if going to
11537 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11539 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11540 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11543 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11545 * pa.c (fix_range): Fix typo in comment.
11547 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11549 * tree-vrp.c (extract_range_from_assert): Replace
11550 fold (build (...)) with fold_build2.
11552 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11554 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11555 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11556 (format_types_orig, handle_format_attribute): Add support for
11559 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11561 * varasm.c (assemble_variable): Fix format specifier thinko.
11563 2005-07-03 Ira Rosen <irar@il.ibm.com>
11565 PR tree-optimization/22029 (and 22135)
11566 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11567 a phi node before calling dump_vops.
11569 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11571 * tree-dump.h (dump_string_field): Declare.
11572 * tree-dump.c: Use it instead of dump_string.
11573 (dump_string_field): Make non-static.
11575 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11577 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11578 up the minimal CFG stuff always when optimize > 0. Call
11579 split_all_insns_noflow in PIC case if needed.
11581 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11582 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11585 * c-decl.c (c_write_global_declarations): Dump contents of
11587 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11588 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11589 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11590 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11593 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11595 * c-common.h (GCC_DIAG_STYLE): Define.
11596 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11597 version for format checking to 4.1.
11598 * c-format.c: Include toplev.h after c-common.h.
11599 (enum format_type): Add gcc_tdiag_format_type.
11600 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11601 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11602 (format_types_orig): Add gcc_tdiag.
11603 (init_dynamic_diag_info): Support gcc_tdiag formats.
11604 (handle_format_attribute): Likewise.
11605 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11606 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11607 version for format checking to 4.1.
11608 (warning0, warning, error, pedwarn, sorry): Use
11609 ATTRIBUTE_GCC_DIAG.
11610 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11611 (finish_aliases_1): Do not use %qE.
11612 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11613 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11614 Correct format bugs.
11615 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11616 parameter to unsigned HOST_WIDE_INT.
11617 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11619 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11621 PR middle-end/21742
11622 * expr.c (write_complex_part): Use adjust_address for MEM.
11623 (read_complex_part): Same.
11625 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11627 Fix PR tree-optimization/22280
11629 * tree-sra.c (generate_element_init): Remove useless loop.
11631 2005-07-02 Richard Henderson <rth@redhat.com>
11633 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11635 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11637 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11639 PR middle-end/14490
11640 * fold-const.c (fold_binary): Handle the return value of
11641 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11642 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11644 2005-07-02 Jeff Law <law@redhat.com>
11646 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11647 a eliminate type conversion which feeds an equality comparison
11648 if the original type or either operand in the comparison is a
11651 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11653 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11654 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11656 * config/avr/avr.c: Do not use '`' as left quote.
11657 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11658 Remove "." from end of diagnostics. Make diagnostics start with
11661 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11662 Joseph S. Myers <joseph@codesourcery.com>
11664 * toplev.c (default_tree_printer): Handle setting location with
11666 * c-objc.common.c (c_tree_printer): Likewise.
11667 * c-format.c (gcc_diag_flag_specs): Add '+'.
11668 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11669 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11671 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11672 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11673 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11674 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11675 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11676 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11677 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11678 format arguments where %J is used without %D.
11680 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11682 * gcc.c (LINK_SSP_SPEC): Define.
11683 (link_ssp_spec): New variable.
11684 (LINK_COMMAND_SPEC): Add %(link_ssp).
11685 (static_specs): Add link_ssp_spec.
11686 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11687 * configure: Rebuilt.
11688 * config.in: Rebuilt.
11690 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11691 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11692 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11693 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11694 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11695 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11696 -0x7008(2) instead of reading __stack_chk_guard variable.
11697 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11699 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11700 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11701 if TARGET_THREAD_SSP_OFFSET is defined.
11702 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11703 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11706 2005-06-27 Richard Henderson <rth@redhat.com>
11707 * libgcc-std.ver (GCC_4.1.0): New.
11708 * libgcc.h (__stack_chk_guard): Declare.
11709 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11710 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11711 * mklibgcc.in (lib2funcs): Add them.
11713 2005-07-01 Richard Henderson <rth@redhat.com>
11715 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11716 void * before struct sigcontext *.
11717 (x86_fallback_frame_state): Likewise.
11719 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11721 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11723 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11726 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11727 we check for SSA_NAME for.
11729 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11731 Fix PR tree-optimization/22071
11733 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11735 (get_constraint_for_component_ref): Use it.
11737 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11740 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11741 print out the last new line.
11743 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11745 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11746 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11747 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11748 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11749 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11750 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11751 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11752 (enum reg_class): New member CC0_REGS.
11753 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11754 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11755 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11756 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11757 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11758 Adjust for register now described.
11760 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11763 * config/i386/i386.md (stack_protect_test_si,
11764 stack_protect_test_di): Add earlyclobber for scratch 3.
11765 * config/rs6000/rs6000.md (stack_protect_testsi,
11766 stack_protect_testdi): Add earlyclobber for scratch 3,
11767 remove earlyclobber from scratch 4.
11769 Older entries for 2005 can be found in ChangeLog-2005.