1 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
3 * config/s390/s390.md ("d0", "1"): New mode attributes.
4 ("<shift>di3", "<shift>si3"): Merge.
5 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
6 ("ashrdi3", "ashrsi3"): Merge.
7 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
8 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
9 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
10 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
11 ("*ashrdi3", "*ashrsi3"): Merge.
12 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
14 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
16 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
17 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
18 ("*extendqidi2", "*extendqisi2") Merge.
19 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
20 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
21 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
22 Move some patterns to retain partial ordering.
24 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
26 * config/s390/s390.md ("atype", "length"): Rewrite.
27 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
29 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
31 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
33 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
35 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
36 PARALLELs with a mode.
38 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
40 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
43 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
45 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
47 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
51 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
54 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
56 2005-12-14 Jakub Jelinek <jakub@redhat.com>
60 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
61 DECL_P, call get_section rather than get_named_section. Supply
64 2005-12-14 Ben Elliston <bje@au.ibm.com>
66 * c-common.c (c_common_truthvalue_conversion): Generalise warning
67 for addresses converted to booleans; not just function addresses.
68 * c-typeck.c (build_binary_op): Warn for address comparisons which
69 can never be NULL (eg. func == NULL or &var == NULL).
70 * common.opt (Walways-true): New option.
71 * c-opts.c (c_common_handle_option): Set it with -Wall.
72 * doc/invoke.texi: Document it.
74 2005-12-13 Paul Brook <paul@codesourcery.com>
76 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
77 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
79 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
81 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
82 (EXTRA_MULTILIB_PARTS): Define.
84 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
86 PR rtl-optimization/20070 / part1
87 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
88 count_or_remove_death_notes with kill == -1.
89 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
90 registers if PROP_POST_REGSTACK is set.
91 (mark_used_reg): Likewise.
92 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
93 REG_UNUSED notes for stack regs.
94 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
95 to match rtx_equiv_p machinery. Change caller.
96 (outgoing_edges_match): Likewise.
97 (try_crossjump_to_edge): Use struct_equiv_block_eq
98 instead of flow_find_cross_jump.
99 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
100 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
101 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
102 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
103 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
104 (insns_match_p): Update prototype.
105 (flow_find_cross_jump): Remove prototype.
106 (struct_equiv_block_eq, struct_equiv_init): Declare.
107 (rtx_equiv_p, condjump_equiv_p): Likewise.
108 * struct-equiv.c: Include reload.h.
109 (IMPOSSIBLE_MOVE_FACTOR): Define.
110 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
111 (struct_equiv_improve_checkpoint): Likewise.
112 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
113 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
114 (struct_equiv_merge, find_dying_input): Likewise.
115 (resolve_input_conflict, note_local_live): Likewise.
116 (death_notes_match_p): Change parameters and processing
117 to match rtx_equiv_p machinery. Change caller.
118 (insns_match_p): Likewise.
119 (flow_find_cross_jump): Replace with:
120 (struct_equiv_block_eq).
122 Back out this change:
123 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
124 * recog.c (verify_changes): Make it static.
125 * recog.h: Remove the corresponding prototype.
127 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
129 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
132 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
134 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
135 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
136 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
137 TARGET_MS1_64_001 appropriately.
138 (ms1_machine_reorg): Use TARGET_MS2.
140 2005-12-13 Jakub Jelinek <jakub@redhat.com>
144 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
145 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
146 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
147 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
148 Set mode to SI, adjust constraints.
149 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
150 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
153 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
155 * c-cppbuiltin.c (builtin_define_float_constants): Add
156 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
157 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
158 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
159 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
160 to "((double)%sL)" otherwise "%s".
162 2005-12-13 Paul Brook <paul@codesourcery.com>
164 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
167 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
169 * tree-flow.h: Allow compilation with a C++ compiler.
170 (struct edge_prediction): Prefix all field names with "ep_".
171 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
172 (tree_predict_edge, combine_predictions_for_bb): Likewise.
173 (remove_predictions_associated_with_edge): Likewise.
175 2005-12-12 Jeff Law <law@redhat.com>
177 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
179 * passes.c (init_optimization_passes): Run reassociation again
180 after loop optimizations.
182 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
184 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
186 (optimize_stmt): Ditto.
187 (canonicalize_comparison): New function.
188 * tree-ssa-operands.c (swap_tree_operands): Make external.
189 (get_expr_operands): Stop auto-canonicalization.
190 * tree-ssa-reassoc.c: Rewrite.
191 (init_optimization_passes):
192 * tree-flow.h (swap_tree_operands): Prototype.
193 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
195 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
197 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
198 indicate function epilogue has been output.
199 (pa_asm_output_mi_thunk): Likewise.
200 (output_deferred_plabels): Put plabels in readonly data section when
201 not generating PIC code.
202 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
203 information. Add assert.
204 (som_output_comdat_data_section_asm_op): New function.
205 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
206 instead of output_section_asm_op for COMDAT sections.
208 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
210 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
211 Fix whitespace in vincinity of to-be-installed changes.
212 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
213 (insns_match_p): Likewise.
215 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
217 * config.gcc (ms1): Replace with ...
219 * config/ms1: Rename to ...
220 * config/mt: ... here. Rename ms1 files to mt.
221 * config/mt/mt.c: Adjust gt-mt.h #include.
222 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
223 (crti.o, crtn.o): Adjust file names.
225 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
227 * varray.h: Allow compilation with a C++ compiler.
228 (union varray_data_tag): Prefix all field names with "vdt_".
229 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
230 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
231 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
232 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
233 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
234 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
235 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
236 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
237 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
238 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
239 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
240 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
241 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
242 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
243 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
244 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
245 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
246 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
247 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
248 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
249 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
250 VARRAY_TOP_TREE_PTR): Likewise.
251 * varray.c (varray_grow): Likewise.
252 (varray_clear): Likewise.
254 2005-12-12 Alan Modra <amodra@bigpond.net.au>
257 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
258 alignment to doubleword if the first field is a double array.
259 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
261 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
263 * tree-ssa-structalias.c (process_constraint): Remove code to
264 transform addressofs into scalar.
265 (create_variable_info_for): In whole-program IPA, globals don't
266 point to ANYTHING by default.
268 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
270 * timevar.def (TV_IPA_PTA): New.
271 * tree-pass.h (pass_ipa_pta): New
272 * tree-ssa-structalias.c: Include cgraph.h
274 (predbitmap_obstack): New.
275 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
276 (struct constraint_stats): Add num_edges.
277 (new_var_info): Don't call bitmap_clear.
278 (struct constraint_edge): Update docs.
279 (new_constraint_edge): Remove src param.
280 (struct constraint_graph): Add zero_weight_succs,
281 zero_weight_preds. Update docs.
282 (constraint_expr_equal): Reformat.
283 (constraint_edge_equal): Update for removal of src.
284 (constraint_edge_less): Ditto.
285 (constraint_edge_vec_find): Ditto.
286 (erase_graph_self_edge): Update for removal of src and and zero
288 (clear_edges_for_node): Ditto.
289 (add_graph_edge): Ditto.
290 (get_graph_weights): Ditto.
291 (allocate_graph_weights): Ditto.
292 (merge_graph_nodes): Ditto.
293 (int_add_graph_edge): Ditto.
294 (valid_graph_edge): Ditto.
295 (valid_weighted_graph_edge): Ditto.
296 (build_constraint_graph): Ditto.
298 (collapse_nodes): Ditto.
299 (process_unification_queue): Ditto.
301 (solve_graph): Ditto.
302 (do_structure_copy): Ditto.
303 (perform_var_substitution): Ditto.
304 Init and release obstack.
305 (handle_ptr_arith): Try to resolve directly.
306 (find_func_aliases): Don't call update_alias_info here
307 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
308 (do_sd_constraint): Add code for propagating faster.
310 (do_ds_constraint): Ditto.
311 (count_num_arguments): New function.
312 (create_function_info_for): Ditto.
313 (create_variable_info_for): Handle FUNCTION_DECL.
314 (intra_create_variable_infos): Use make_constraint_to_anything.
315 (init_alias_vars): Init obstacks here.
316 (need_to_solve): Handle zero weight graph changes.
317 (compute_points_to_sets): Call update_alias_info here.
318 (delete_points_to_sets): Free zero weight preds/succs here.
320 (ipa_pta_execute): New
322 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
324 * tree-ssa-structalias.c (var_anyoffset): Removed.
325 (anyoffset_tree): Ditto.
326 (anyoffset_id): Ditto.
327 (do_deref): Take vector of constraints, no return value.
328 Update to work on vector.
329 (get_constraint_for): Ditto.
330 (get_constraint_for_component_ref): Ditto.
331 (do_structure_copy): Ditto.
332 (handle_ptr_arith): Ditto.
333 (find_func_aliases): Ditto.
334 (set_uids_in_ptset): Remove anyoffset handling.
335 (init_base_vars): Ditto.
337 2005-12-10 Mark Mitchell <mark@codesourcery.com>
340 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
341 DECL_EXTERNAL functions have no bodies. Tidy.
343 2005-12-10 Andreas Schwab <schwab@suse.de>
345 * except.c (switch_to_exception_section): Only define if
346 TARGET_UNWIND_INFO is not defined.
348 2005-12-10 Richard Sandiford <richard@codesourcery.com>
350 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
351 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
353 2005-12-10 Richard Sandiford <richard@codesourcery.com>
355 * output.h (init_section, fini_section): Delete.
356 * varasm.c (init_section, fini_section): Delete.
357 (init_varasm_once): Don't initialize them.
358 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
359 there are no corresponding varasm.c variables.
361 2005-12-10 Richard Sandiford <richard@codesourcery.com>
363 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
364 of EH_FRAME_SECTION_NAME into...
365 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
367 * except.c (default_exception_section): Delete, moving most
369 (switch_to_exception_section): ...this new function. Set
370 exception_section if it is still null, then switch to it.
371 (output_function_exception_table): Use switch_to_exception_section.
372 * varasm.c (exception_section, eh_frame_section): Update comments.
373 (get_section): Hoist use of SECTION_NAMED.
374 (init_varasm_once): Don't set exception_section and eh_frame_section.
375 * output.h (default_exception_section): Delete.
376 (default_eh_frame_section): Delete.
378 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
380 * config/bfin/bfin.c: Include "cgraph.h".
381 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
382 Return the reg that holds the pointer to the GOT.
383 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
384 doing stack checking.
386 2005-12-09 Diego Novillo <dnovillo@redhat.com>
388 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
389 recompute_tree_invarant_for_addr_expr.
390 Update uses everywhere.
392 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
394 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
395 (MULTILIB_DIRNAMES): Define.
397 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
400 * config/s390/s390.c (struct s390_address): New field literal_pool.
401 (s390_decompose_address): Compute literal_pool field. Do not
402 assume register %r13 is always (and solely) used as pool base.
403 (s390_extra_constraint_str): Use literal_pool field.
405 2005-12-09 Thiemo Seufer <ths@networkno.de>
407 * config/mips/mips.c (override_options): Don't allow too small
408 integers in FP registers.
410 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
412 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
413 targetm.binds_local_p to check for local function calls.
415 2005-12-09 Alan Modra <amodra@bigpond.net.au>
418 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
419 call_used_regs can't be used to save reg in another reg.
421 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
422 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
424 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
426 * except.c (output_ttype): Likewise.
427 * tree-object-size.c (collect_object_sizes_for): Likewise.
428 (check_for_plus_in_loops_1): Likewise.
429 (check_for_plus_in_loops): Likewise.
430 (compute_object_sizes): Use gcc_unreachable instead of abort.
432 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
434 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
435 (loop_end, loop_init, doloop_end): New insns.
436 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
437 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
438 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
439 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
440 * config/ms1/ms1.c: #include basic-block.h
441 (struct machine_function): Add has_loops field.
443 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
444 (struct loop_info, struct loop_work): New.
445 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
446 (ms1_reorg_loops): New loop optimization.
447 (ms1_machine_reorg): Call it.
448 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
450 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
452 PR tree-optimization/25248
453 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
454 evolution_of_loop from the failed attempt. Remove handling
457 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
459 * tree.h (DECL_EXTERNAL): Clarify documentation.
461 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
462 Jakub Jelinek <jakub@redhat.com>
465 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
466 argument. Don't drop outer ANDs.
467 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
468 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
470 * config/s390/predicates.md (setmem_operand): Remove.
471 (shift_count_operand): Rename to...
472 (shift_count_or_setmem_operand): ... this. Adjust
473 s390_decompose_shift_count caller.
474 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
475 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
476 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
477 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
478 rotl<mode>3_and, setmem_long_and): New insns.
479 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
480 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
481 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
482 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
483 of shift_count_operand.
484 (setmem_long): Use shift_count_or_setmem_operand instead of
487 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
488 Andreas Tobler <a.tobler@schweiz.ch>
490 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
493 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
495 * expr.c (force_operand): Use convert_to_mode for conversions.
497 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
499 * reload.h (reg_equiv_invariant): Declare.
500 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
501 register also when reg_equiv_invariant[R] is set.
503 2005-12-07 Richard Sandiford <richard@codesourcery.com>
504 Andreas Tobler <a.tobler@schweiz.ch>
506 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
508 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
510 * tree-ssa-pre.c (bitmap_set_and): New function.
511 (bitmap_set_and_compl): New function.
512 (bitmap_set_empty_p): New function.
513 (insert_extra_phis): New function.
514 (compute_avail): Use insert_extra_phis.
516 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
518 * config/s390/s390.c (s390_expand_atomic): New function.
519 Adjust comment of helper functions.
520 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
521 * config/s390/s390.md ("ATOMIC"): New code macro.
522 ("atomic"): Corresponding new code attribute.
523 ("sync_lock_test_and_set[hq]i",
524 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
526 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
528 * config/s390/s390.c (s390_expand_mask_and_shift,
529 struct alignment_context, init_alignment_context,
530 s390_expand_cs_hqi): New.
531 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
532 * config/s390/s390.md ("sync_compare_and_swaphi",
533 "sync_compare_and_swapqi"): New pattern.
535 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
537 Fix PR tree-optimization/25291
538 * tree-ssa-operands.c (add_call_clobber_ops): Remove
539 redundant and crashing check.
541 2005-12-08 Alan Modra <amodra@bigpond.net.au>
544 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
545 tests further when !strict && reload_in_progress.
546 (print_operand): Check that both operands of indexed address are regs.
547 (print_operand_address): Likewise.
548 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
549 (INT_REG_OK_FOR_BASE_P): Correct.
551 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
553 Preparation for PR rtl-optimization/20070 / part1
554 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
555 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
556 outgoing_edges_match.
557 (outgoing_edges_match): Use condjump_equiv_p.
558 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
560 * struct-equiv.c: New file.
561 (death_notes_match_p) New function, broken out of insns_match_p.
562 * Makefile.in (OBJS-common): Add struct-equiv.o.
563 (struct-equiv.o): New target.
565 2005-12-07 Richard Sandiford <richard@codesourcery.com>
567 * coretypes.h: Revert previous change.
568 * config/darwin.h: Revert previous reversion.
569 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
571 2005-12-07 Richard Sandiford <richard@codesourcery.com>
573 * coretypes.h (section): Provide dummy definition for target files.
574 * config/darwin.h: Revert previous change.
576 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
578 * doc/sourcebuild.texi (all.build, install-normal): Remove.
579 * configure.ac: Remove all.build and install-normal from target_list
580 * configure: Regenerate.
581 * Makefile.in (install): Don't depend on install-normal.
583 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
585 * Makefile.in: Document the use of stamps.
587 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
589 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
590 * Makefile.in: Add code to compute some dependencies on s-gtype
591 automatically. Remove the declaration of those dependencies.
593 2005-12-07 Richard Sandiford <richard@codesourcery.com>
595 * gcc/reload.c (push_secondary_reload): Fix typo:
596 s/insn_constraint/scratch_constraint/.
598 2005-12-07 Richard Sandiford <richard@codesourcery.com>
600 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
602 2005-12-07 Richard Sandiford <richard@codesourcery.com>
604 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
605 (alpha_elf_select_rtx_section): Return the selected section rather
606 than emitting assembly code.
607 (alpha_write_linkage): Emit a ".link" directive directly and then
608 set in_section to NULL.
609 (vms_asm_out_constructor): Use switch_to_section.
610 (vms_asm_out_destructor): Likewise.
611 (unicosmk_output_common): Set in_section to NULL instead of calling
612 the dummy common_section function.
613 (unicosmk_text_section): Delete in favor of...
614 (unicosmk_output_text_section_asm_op): ...this new function.
615 (unicosmk_data_section): Delete in favor of...
616 (unicosmk_output_data_section_asm_op): ...this new function.
617 (unicosmk_init_sections): New function.
618 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
619 (unicosmk_output_ssib): Set in_section to NULL instead of calling
620 the dummy ssib_section function.
621 (unicosmk_section_buf): Delete.
622 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
623 (unicosmk_data_section): Delete.
624 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
625 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
626 (SECTION_FUNCTION_TEMPLATE): Delete.
627 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
628 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
629 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
630 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
631 (TARGET_ASM_INIT_SECTIONS): Define.
632 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
633 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
634 (link_section, literals_section): Delete.
635 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
636 set in_section to NULL.
638 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
639 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
640 (COMMON_SECTION): Delete.
641 (TARGET_ASM_INIT_SECTIONS): Define.
642 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
643 the dummy common_section function.
644 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
645 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
646 between readonly_data_section and text_section to check whether
647 read-only data is being put in the text section.
648 (arm_output_function_epilogue): Use switch_to_section.
649 (arm_elf_asm_constructor): Likewise.
650 (thumb_call_via_reg): Replace call to in_text_section with
651 a comparison between in_section and text_section.
652 (arm_file_end): Use switch_to_section.
653 (aof_text_section): Delete in favor of...
654 (aof_output_text_section_asm_op): ...this new function.
655 (aof_data_section): Delete in favor of...
656 (aof_output_data_section_asm_op): ...this new function.
657 (aof_asm_init_sections): New function.
658 (zero_init_section): Moved from config/arm/aof.h.
659 (aof_dump_imports, aof_file_start): Use switch_to_section.
660 * config/arm/arm.h (thumb_call_via_label): Update comment.
661 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
662 (common_section): Delete.
663 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
664 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
665 global switch_to_section function instead of the old port-local one.
666 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
667 (SWITCH_TO_SECTION_FUNCTION): Delete.
668 (drectve_section): Redefine as a macro.
669 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
670 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
673 * config/avr/avr.c (progmem_section): New variable.
674 (avr_output_progmem_section_asm_op): New function.
675 (avr_asm_init_sections): New function.
676 (avr_output_addr_vec_elt): Use switch_to_section.
677 * config/avr/avr.h (progmem_section): Declare.
678 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
679 (READONLY_DATA_SECTION): Delete.
680 (TARGET_ASM_INIT_SECTIONS): Define.
681 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
682 * config/avr/avr-protos.h (progmem_section): Delete.
684 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
686 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
687 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
689 * config/darwin-sections.def: New file.
690 * config/darwin.c: Define all sections in darwin-sections.def.
691 (output_objc_section_asm_op, darwin_init_sections): New functions.
692 (machopic_output_indirection): Use switch_to_section.
693 (machopic_select_section): Return the selected section rather than
694 emitting assembly code. Replace the static function table with
695 inline conditional expressions. Update the tests of last_text_section
696 and move them into the FUNCTION_DECL block.
697 (machopic_select_rtx_section): Return the selected section rather than
698 emitting assembly code.
699 (machopic_asm_out_constructor, machopic_asm_out_destructor)
700 (darwin_file_end): Use switch_to_section.
701 * config/darwin.h: Use darwin-sections.def to declare sections.
702 (INIT_SECTION_ASM_OP): Remove empty definition.
703 (HAS_INIT_SECTION): Define this instead.
704 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
705 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
706 (TARGET_ASM_EH_FRAME_SECTION): Delete.
707 (TARGET_ASM_INIT_SECTIONS): Define.
708 * config/darwin-protos.h (darwin_init_sections): Declare.
709 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
710 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
711 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
712 (constructor_section, destructor_section, mod_init_section): Delete.
713 (mod_term_section): Delete.
714 (darwin_exception_section, darwin_eh_frame_section): Delete.
715 (machopic_select_section): Return a section.
716 (machopic_select_rtx_section): Likewise.
717 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
718 (const_section, const_coal_section, const_data_section): Delete.
719 (const_data_coal_section, data_coal_section, cstring_section): Delete.
720 (literal4_section, literal8_section, constructor_section): Delete.
721 (mod_init_section, mod_term_section, destructor_section): Delete.
722 (objc_class_section, objc_meta_class_section, objc_category_section)
723 (objc_class_vars_section, objc_instance_vars_section): Delete.
724 (objc_cls_meth_section, objc_inst_meth_section): Delete.
725 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
726 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
727 (objc_symbols_section, objc_module_info_section): Delete.
728 (objc_image_info_section, objc_protocol_section): Delete.
729 (objc_string_object_section, objc_constant_string_object_section)
730 (objc_class_names_section, objc_meth_var_names_section): Delete.
731 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
732 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
733 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
734 (darwin_exception_section, darwin_eh_frame_section): Delete.
735 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
737 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
738 (frv_asm_out_destructor): Likewise.
739 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
740 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
741 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
743 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
744 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
745 (data_section): Delete.
747 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
748 (DRECTVE_SECTION_FUNCTION): Delete.
749 (drectve_section): Redefine as a macro that sets in_section after
750 emitting the directive.
751 (SWITCH_TO_SECTION_FUNCTION): Delete.
752 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
753 in_text_section with comparison between in_section and text_section.
754 * config/i386/i386.c (x86_64_elf_select_section): Return the section
755 rather than emitting assembly code. Use get_named_section.
756 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
758 (machopic_output_stub): Use switch_to_section.
759 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
760 (nwld_named_section_asm_out_destructor): Use get_section and
763 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
764 rather than emitting assembly code.
765 (ia64_rwreloc_select_section): Likewise.
766 (ia64_rwreloc_select_rtx_section): Likewise.
767 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
768 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
770 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
771 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
773 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
774 section rather than emitting assembly code.
775 (iq2000_select_section): Likewise.
776 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
777 (sbss_section): Delete.
779 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
780 and get_named_section.
781 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
783 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
784 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
785 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
786 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
788 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
789 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
790 global switch_to_section function instead of the old port-local one.
791 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
792 (SWITCH_SECTION_FUNCTION): Delete.
793 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
794 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
795 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
796 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
798 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
799 global switch_to_section function instead of the old port-local one.
800 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
802 * config/mips/mips.c (mips_file_start): Update comment.
803 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
804 (mips_output_aligned_decl_common): Use switch_to_section.
805 (mips_select_rtx_section): Return the section rather than emitting
806 assembly code. Use get_named_section.
807 (mips_function_rodata_section: Likewise get_section.
808 (build_mips16_function_stub): Use switch_to_section.
809 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
810 (SDATA_SECTION_ASM_OP): Delete.
811 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
812 (EXTRA_SECTION_FUNCTIONS): Delete.
814 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
815 (mmix_asm_output_aligned_local): Use switch_to_section.
817 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
818 (som_one_only_readonly_data_section): New variables.
819 (pa_output_function_epilogue): Set in_section to NULL instead of
820 calling forget_section.
821 (output_deferred_plabels): Use select_section.
822 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
823 of calling forget_section.
824 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
825 (pa_asm_output_aligned_local): Use select_section.
826 (som_text_section_asm_op): Delete in favor of...
827 (som_output_text_section_asm_op): ...this new function.
828 (pa_som_asm_init_sections): New function.
829 (pa_select_section): Return the section rather than emitting
831 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
832 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
833 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
834 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
835 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
836 (som_readonly_data_section, som_one_only_readonly_data_section)
837 (som_one_only_data_section, forget_section): Delete.
838 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
839 (TARGET_ASM_INIT_SECTIONS): Define.
840 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
842 * config/rs6000/rs6000.c (read_only_data_section): New variable.
843 (private_data_section, read_only_private_data_section): New variables.
844 (sdata2_section, toc_section): New variables.
845 (rs6000_file_start): Use switch_to_section.
846 (rs6000_assemble_integer): Use comparisons against in_section
847 instead of calling in_toc_section and in_text_section. Use
848 unlikely_text_section_p.
849 (rs6000_elf_output_toc_section_asm_op): New function, derived
850 from the old rs6000/sysv4.h toc_section function.
851 (rs6000_elf_asm_init_sections): New function.
852 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
853 the section rather than emitting assembly code.
854 (machopic_output_stub): Use switch_to_section.
855 (toc_section): Delete dummy function.
856 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
857 switch_to_section and get_section.
858 (rs6000_xcoff_output_readonly_section_asm_op): New function.
859 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
860 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
861 the old rs6000/xcoff.h toc_section function.
862 (rs6000_xcoff_asm_init_sections): New function.
863 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
864 the section rather than emitting assembly code.
865 (rs6000_xcoff_file_start): Use switch_to_section.
866 (rs6000_xcoff_file_end): Likewise.
867 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
868 (sdata2_section, sbss_section, private_data_section): Delete.
869 (read_only_data_section, read_only_private_data_section): Delete.
870 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
871 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
872 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
873 (FINI_SECTION_FUNCTION): Delete.
874 (TARGET_ASM_INIT_SECTIONS): Define.
875 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
876 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
877 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
878 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
879 (READONLY_DATA_SECTION): Delete.
880 (TARGET_ASM_INIT_SECTIONS): Define.
881 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
882 to NULL rather than no_section.
883 (TARGET_ASM_EXCEPTION_SECTION): Delete.
885 * config/sh/sh.c (sh_file_start): Use switch_to_section.
887 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
888 (sparc_output_deferred_case_vectors): Likewise. Remove argument
889 from call to current_function_section.
891 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
892 (bss100_section): New variable.
893 (xstormy16_asm_output_aligned_common): Use switch_to_section.
894 (xstormy16_asm_init_sections): New function.
895 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
896 switch_to_section and get_section.
897 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
898 from calls to current_function_section.
899 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
900 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
901 (TARGET_ASM_INIT_SECTIONS): Define.
902 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
904 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
905 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
906 (FINI_SECTION_FUNCTION): Delete.
908 * config/v850/v850.c: Include gt-v850.h.
909 (rosdata_section, rozdata_section, tdata_section, zdata_section)
910 (zbss_section): New variables.
911 (v850_output_aligned_bss): Use switch_to_section.
912 (v850_asm_init_sections): New function.
913 (v850_select_section): Return the section rather than emitting
915 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
916 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
917 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
918 (TARGET_ASM_INIT_SECTIONS): Define.
919 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
920 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
921 (zbss_section): Delete.
923 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
925 * config/vx-common.h (vxworks_exception_section): Delete.
926 (TARGET_ASM_EXCEPTION_SECTION): Delete.
928 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
929 section rather than emitting assembly code.
930 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
933 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
934 * coretypes.h (section): New union and typedef.
935 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
936 from call to current_function_section.
937 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
938 (dbxout_symbol_location): Use switch_to_section.
939 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
940 most of the code into...
941 (default_eh_frame_section): ...here. Return a section.
942 (collect2_eh_frame_section): Delete, moving most of the code into..
943 (switch_to_eh_frame_section): ...this new function.
944 (debug_info_section, debug_abbrev_section, debug_aranges_section)
945 (debug_macinfo_section, debug_line_section, debug_loc_section)
946 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
948 (output_call_frame_info): Call switch_to_eh_frame_section instead of
949 eh_frame_section. Use switch_to_section and get_section.
950 (dwarf2out_begin_prologue): Use switch_to_section.
951 (AT_string_form): Check the flags in debug_str_section instead of
952 DEBUG_STR_SECTION_FLAGS.
953 (output_comp_unit): Use switch_to_section, get_section, and
955 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
956 (dwarf2out_begin_block): Use switch_to_section. Remove argument
957 from call to current_function_section.
958 (dwarf2out_var_location): Use unlikely_text_section_p.
959 (dwarf2out_source_line): Use switch_to_section. Remove argument
960 from call to current_function_section.
961 (dwarf2out_start_source_file, dwarf2out_end_source_file)
962 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
963 debug_macinfo_section.
964 (dwarf2out_init): Initialize the new section variables. Use them
965 instead of calls to named_section_flags. Use switch_to_section.
966 (output_indirect_string): Use switch_to_section and debug_str_section.
967 (dwarf2out_finish): Use switch_to_section and the new section
969 * except.c (default_exception_section): Return the section instead
970 of emitting assembly code.
971 (output_function_exception_table): Use the global exception_section
972 variable instead of the target hook. Use switch_to_section. Remove
973 argument from call to current_function_section.
974 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
975 (shorten_branches): Use pointer comparisons to detect whether the
976 text section is the same as readonly_data_section.
977 (profile_function): Use switch_to_section. Remove argument from
978 call to current_function_section.
979 (final_scan_insn): Likewise. Update use of last_text_section.
980 * gengtype.c (open_base_files): Add an include of output.h.
981 * output.h (text_section, data_section, readonly_data_section)
982 (ctors_section, dtors_section, bss_section, init_section)
983 (fini_section, sdata_section): Turn into section pointers.
984 (in_text_section, in_unlikely_text_section, exports_section)
985 (drectve_section, named_section, mergeable_string_section)
986 (last_text_section_name): Delete.
987 (default_exception_section, default_eh_frame_section): Return sections.
988 (SECTION_DECLARED, SECTION_NAMED): New macros.
989 (SECTION_MACH_DEP): Bump value.
990 (section_common, named_section, unnamed_section): New structures.
991 (unnamed_section_callback): New typedef.
992 (section): New union.
993 (sbss_section, exception_section, eh_frame_section): New variables.
994 (in_section, last_text_section): Turn into section pointers.
995 (get_unnamed_section, get_section, get_named_section): New functions.
996 (mergeable_constant_section, function_section): Return a section.
997 (unlikely_text_section): Likewise.
998 (current_function_section): Likewise. Remove the decl argument.
999 (unlikely_text_section_p, switch_to_section): New functions.
1000 (output_section_asm_op): New function.
1001 (set_named_section_flags, named_section_flags, named_section_real)
1002 (named_section_first_declaration): Delete.
1003 (default_select_section, default_elf_select_section): Return a section.
1004 (default_elf_select_section_1, default_function_rodata_section)
1005 (default_no_function_rodata_section, default_select_rtx_section)
1006 (default_elf_select_rtx_section): Likewise.
1007 * rtl.h (in_data_section): Delete.
1008 * sdbout.c (sdbout_one_type): Use switch_to_section.
1009 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1010 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1011 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1012 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1013 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1014 (TARGET_ASM_OUT): Update after above changes.
1015 * target.h (init_sections): New hook.
1016 (exception_section, eh_frame_section): Delete.
1017 (select_section, select_rtx_section, function_rodata_section): Return
1018 a section rather than emitting assembly code.
1019 * varasm.c (text_section, data_section, readonly_data_section)
1020 (ctors_section, dtors_section, bss_section, init_section)
1021 (fini_section): Turn into section pointers.
1022 (sdata_section, sbss_section, exception_section): New variables.
1023 (eh_frame_section): New variable.
1024 (in_section): Make global and turn into a section pointer.
1025 (last_text_section): Turn into a section pointer.
1026 (unnamed_sections): New variable.
1027 (in_named_name, last_text_section_name): Delete.
1028 (EXTRA_SECTION_FUNCTIONS): Delete.
1029 (in_named_entry): Delete.
1030 (section_htab): New variable, replacing...
1031 (in_named_htab): ...this deleted variable.
1032 (section_entry_eq, section_entry_hash): New functions, based on...
1033 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1034 (get_unnamed_section, get_section): New functions.
1035 (unlikely_text_section): Return a section instead of emitting
1037 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1038 (get_named_section_flags, named_section_first_declaration): Delete.
1039 (unlikely_text_section_p): New function.
1040 (named_section_real, named_section): Delete.
1041 (get_named_section): New function.
1042 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1043 (function_section): Return a section rather than emitting
1045 (current_function_section): Likewise. Remove argument. Use
1046 last_text_section if nonnull, otherwise use function_section.
1047 (default_function_rodata_section): Return a section rather than
1048 emitting assembly code. Use get_section.
1049 (default_no_function_rodata_section): Return a section rather than
1050 emitting assembly code.
1051 (variable_section): Use switch_to_section and get_named_section.
1052 (mergeable_string_section): Return a section rather than emitting
1053 assembly code. Use get_section. Make static. Don't take special
1054 countermeasures for empty strings.
1055 (mergeable_constant_section): Return a section rather than emitting
1056 assembly code. Use get_section.
1057 (default_named_section_asm_out_destructor): Use switch_to_section
1059 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1060 (default_named_section_asm_out_constructor): Use switch_to_section
1062 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1063 (assemble_start_function): Likewise. Set last_text_section to
1064 NULL rather than no_section. Change the type of save_section.
1065 (assemble_zeros, assemble_variable): Use the section flags to detect
1066 whether or not a section is text.
1067 (assemble_static_space): Use switch_to_section.
1068 (assemble_trampoline_template): Likewise.
1069 (output_constant_def_contents): Use switch_to_section and
1071 (output_constant_pool_1): Use switch_to_section. Use the section
1072 flags to see whether sections contain mergeable data.
1073 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1074 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1075 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1076 whether a section has already been declared.
1077 (default_select_section, default_elf_select_section): Return a
1078 section rather than emitting assembly code.
1079 (default_elf_select_section_1): Likewise. Use bss_section for
1080 SECCAT_BSS if nonnull. Use get_named_section.
1081 (default_select_rtx_section): Return a section rather than
1082 emitting assembly code.
1083 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1084 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1085 (output_section_asm_op, switch_to_section): New functions.
1086 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1089 * doc/tm.texi: Expand the introduction to the sections documentation.
1090 (TRAMPOLINE_SECTION): Document new interface.
1091 (SDATA_SECTION_ASM_OP): Document new macro.
1092 (READONLY_DATA_SECTION): Delete.
1093 (SDATA_SECTION_ASM_OP): Document new macro.
1094 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1095 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1096 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1097 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1098 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1100 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1102 * gcc.c (init_gcc_specs): Match braces inside conditionally
1105 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1107 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1109 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1112 * tree.c (integer_all_onesp): Always return true if all bits on.
1114 * testsuite/g++.dg/init/array0.C: New.
1116 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1118 * doc/md.texi: Adapt to implementation.
1120 2005-12-06 Andreas Schwab <schwab@suse.de>
1122 * opts.c (decode_options): Fix typo in message.
1124 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1127 * longlong.h: Merge PPC tests from upstream.
1129 2005-12-06 Richard Guenther <rguenther@suse.de>
1131 * fold-const.c (fold_convert): Do not build and fold
1132 CONVERT_EXPR, but always use NOP_EXPR.
1134 2005-12-06 Jan Beulich <jbeulich@novell.com>
1136 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1137 __builtin_ia32_paddq and __builtin_ia32_subq.
1138 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1139 __builtin_ia32_pshufw.
1140 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1142 2005-12-05 James E Wilson <wilson@specifix.com>
1145 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1148 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1150 * print-tree.c (print_node): Ditto.
1151 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1152 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1153 before accessing DECL_ARTIFICIAL.
1154 Handle new tag tree codes.
1155 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1157 (unmodifiable_var_p): Ditto.
1158 * tree-flow.h (mem_tag_kind): Remove.
1159 (struct var_ann_d): Remove mem_tag_kind member.
1160 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1161 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1162 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1163 (group_aliases): Ditto.
1164 (setup_pointers_and_addressables): Ditto.
1165 (is_escape_site): Ditto.
1166 (may_alias_p): Ditto.
1167 (create_tag_raw): New function.
1168 (create_memory_tag): Use it.
1169 (dump_alias_info): Update for tags.
1170 (may_be_aliased): Ditto.
1171 (add_type_alias): Ditto.
1172 (new_type_alias): Ditto.
1173 (create_sft): Ditto.
1174 (create_structure_vars): Ditto.
1175 * tree-ssa-ccp.c (get_default_value): Ditto.
1176 * tree-ssa-operands.c (get_expr_operands): Ditto.
1177 (add_stmt_operand): Ditto.
1178 (add_call_clobber_ops): Remove duplicated condition.
1179 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1181 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1182 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1183 * tree.c (init_ttree): Update structures for new tree codes.
1184 (tree_code_size): Update sizes for new tree codes.
1185 (make_node_stat): Don't try to set common things on minimal
1187 (tree_node_structure): Update for tags.
1188 (is_global_var): Ditto.
1189 * tree.def: Add new tree codes.
1190 * tree.h (MTAG_P): New macro.
1191 (TREE_MEMORY_TAG_CHECK): Ditto.
1192 (SSA_VAR_P): Update for tags.
1193 (struct tree_memory_tag): New structure.
1194 (MTAG_GLOBAL): New macro.
1195 (union tree_node): Add memory tag member.
1196 * treestruct.def (TS_MEMORY_TAG): New.
1198 2005-12-05 Dale Johannesen <dalej@apple.com>
1200 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1201 what was approved (PR 24323).
1203 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1205 * doc/c-tree.texi (Function Bodies): Remove description of
1208 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1210 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1211 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1212 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1213 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1214 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1215 __divxc3): Document.
1217 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1219 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1221 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1222 hook_bool_void_false.
1223 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1224 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1226 * config/darwin.c (machopic_select_section): It's not defined
1227 as weak if it's only marked as weak_import.
1229 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1232 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1233 A hidden weak object does bind locally. Strong linkonce data
1234 counts like any other strong symbol for binding.
1235 (weak_finish_1): Don't specially handle weakrefs, they no longer
1237 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1238 * c-common.c (handle_alias_attribute): Allow static aliases
1240 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1241 * gthr-dce.h: Make weakrefs static.
1242 * gthr-tpf.h: Likewise.
1243 * gthr-solaris.h: Likewise.
1244 * gthr-posix.h: Likewise.
1245 * gthr-posix95.h: Likewise.
1246 * config/darwin.c (darwin_encode_section_info): static weakref
1247 variables are not necessarily defined in this translation unit.
1248 * doc/extend.texi (Function Attributes): Mention that an alias
1249 attribute creates a definition for the thing it's attached to.
1250 Change the documentation for weakref to say that the thing
1251 it's attached to must be static.
1253 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1254 we don't go into an infinite loop.
1256 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1258 * config/rs6000/predicates.md (logical_const_operand): Split
1259 out of logical_operand.
1260 (logical_operand): Use it.
1261 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1262 logical_const_operand.
1264 2005-12-05 Jan Beulich <jbeulich@novell.com>
1266 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1267 and IX86_BUILTIN_CMPNESS.
1268 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1269 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1270 * config/i386/i386.md (movti_internal): Correct type attribute.
1271 Simplify mode attribute.
1272 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1273 Correct type attribute.
1274 (absxf2): Correct operator.
1275 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1276 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1277 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1279 (sse2_vmsqrtv2df2): Correct mode attribute.
1281 2005-12-05 Jan Beulich <jbeulich@novell.com>
1283 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1284 16 bits. Provide insn pattern for this case.
1286 2005-12-05 Jan Beulich <jbeulich@novell.com>
1288 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1290 (__popcountDI2): Likewise.
1292 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1295 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1296 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1297 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1300 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1302 * c-typeck.c (null_pointer_constant_p): New function.
1303 (build_conditional_expr, build_c_cast, convert_for_assignment,
1304 build_binary_op): Use it.
1306 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1308 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1309 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1311 (check_function_arguments_recurse): Allow both NOP_EXPR and
1312 CONVERT_EXPR but check conversions preserve precision.
1313 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1314 but check conversions preserve precision.
1315 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1318 2005-12-04 Roger Sayle <roger@eyesopen.com>
1321 * common.opt (Wstring-literal-comparison): New command line option.
1322 * c-opts.c (c_common_handle_option): Set it with -Wall.
1323 * c-typeck.c (parser_build_binary_op): Issue warning if either
1324 operand of a comparison operator is a string literal, except for
1325 testing equality or inequality against NULL.
1327 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1329 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1331 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1332 of building a NOP_EXPR.
1333 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1335 * c-convert.c (convert): Use fold_convert instead of building
1336 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1337 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1339 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1340 NOP_EXPR the same as CONVERT_EXPR.
1341 * c-typeck.c (build_function_call): Use fold_convert instead of
1342 building a NOP_EXPR directly.
1343 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1345 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1347 PR rtl-optimization/25197
1348 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1351 2005-12-02 Stuart Hastings <stuart@apple.com>
1353 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1356 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1358 * c-typeck.c (default_function_array_conversion,
1359 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1360 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1361 orig_op2. Don't check them for NOP_EXPR.
1362 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1363 around integer zero.
1365 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1367 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1368 toc_save_offset, toc_size, lr_size.
1369 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1370 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1371 Adjust for removal of unused rs6000_stack_t fields.
1372 (debug_stack_info): Adjust.
1373 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1374 first, and don't bother checking for set/inc of lr on sibcalls.
1375 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1377 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1380 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1381 5 if operand 1 is not aligned. Undo previous constraint change.
1382 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1384 2005-12-02 Richard Guenther <rguenther@suse.de>
1386 * tree.h (build): Remove prototype.
1387 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1388 * tree.c (build): Remove.
1389 (build0_stat): Update comment.
1391 2005-12-02 Richard Guenther <rguenther@suse.de>
1393 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1394 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1396 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1397 maybe_fold_offset_to_component_ref): Likewise.
1398 * tree-ssa-dom.c (thread_across_edge,
1399 simplify_rhs_and_lookup_avail_expr,
1400 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1402 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1403 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1404 lower_try_finally_switch): Likewise.
1405 * tree-if-conv.c (add_to_dst_predicate_list,
1406 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1407 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1408 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1409 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1410 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1411 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1412 gimplify_init_ctor_eval, gimplify_init_constructor,
1413 gimplify_variable_sized_compare, gimplify_boolean_expr,
1414 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1415 gimplify_expr, gimplify_body, gimplify_function_tree,
1416 force_gimple_operand): Likewise.
1417 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1418 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1419 mx_register_decls): Likewise.
1420 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1421 get_frame_field, finalize_nesting_tree_1): Likewise.
1422 * tree-inline.c (setup_one_parameter): Likewise.
1423 * tree-vect-transform.c (vectorizable_condition): Likewise.
1424 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1426 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1427 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1428 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1429 * tree-chrec.h (build_polynomial_chrec): Likewise.
1431 2005-12-02 Richard Guenther <rguenther@suse.de>
1433 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1434 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1435 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1436 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1437 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1438 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1439 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1441 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1442 sh_adjust_unroll_max): Likewise.
1443 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1444 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1445 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1447 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1449 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1452 2005-12-02 Richard Guenther <rguenther@suse.de>
1454 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1455 simplify_cond_using_ranges): Use buildN instead of build.
1456 * tree-tailcall.c (adjust_accumulator_values,
1457 adjust_return_value): Likewise.
1458 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1459 generate_element_copy, generate_element_zero,
1460 generate_one_element_init): Likewise.
1461 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1462 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1463 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1464 perfect_nestify): Likewise.
1466 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1468 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1470 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1472 * ggc.h (GGC_RESIZEVEC): New.
1474 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1476 * gcc.c (execute): Improve readability.
1478 2005-12-02 Richard Guenther <rguenther@suse.de>
1480 * tree-cfg.c (mark_used_vars): New function.
1481 (dump_function_to_file): Dump only used VAR_DECLs.
1483 2005-12-02 Richard Guenther <rguenther@suse.de>
1485 * convert.c (convert_to_integer): Fix compare for nonpositive
1486 constant to use tree_int_cst_sgn <= 0.
1488 2005-12-02 Richard Guenther <rguenther@suse.de>
1490 * convert.c (convert_to_integer): Use fold_convert instead
1491 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1492 instead of comparing against 0. Use build_int_cst instead
1493 of converting integer_zero_node.
1495 2005-12-02 Richard Guenther <rguenther@suse.de>
1497 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1500 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1503 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1506 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1509 * function.c (expand_function_end): Emit blockage for unwinder
1512 2005-12-01 Roger Sayle <roger@eyesopen.com>
1514 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1515 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1516 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1517 integer constant comparisons.
1519 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1520 Janis Johnson <janis187@us.ibm.com>
1521 David Edelsohn <dje@watson.ibm.com>
1522 Ben Elliston <bje@au.ibm.com>
1524 * dfp.h, dfp.c: New files.
1525 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1526 (DECNUM_H): Likewise.
1527 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1528 (INCLUDES): Append $(DECNUMINC).
1529 (OBJS-common): Add dfp.o.
1531 * real.h (EXP_BITS): Pinch one bit to ..
1532 (struct real_value): Add decimal field.
1533 (real_format): Change table size, update documentation.
1534 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1535 (real_from_string3): Declare.
1536 (decimal_single_format): Declare.
1537 (decimal_double_format): Declare.
1538 (decimal_quad_format): Declare.
1539 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1540 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1541 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1542 * real.c: Include dfp.h.
1543 (normalize): Early return for decimal floats.
1544 (do_add): Zero decimal field.
1545 (do_compare): Call do_decimal_compare for decimal floats.
1546 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1547 (real_arithmetic): Call decimal_real_arithmetic for decimal
1548 floating point operands.
1549 (real_identical): If a and b are of differing radix, return false.
1550 (real_to_integer): Call decimal_real_to_integer if the value is a
1552 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1553 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1554 (real_to_hexadecimal): Place "N/A" in the return string for
1556 (real_from_string3): New variant, given a mode.
1557 (real_maxval): Use decimal_real_maxval for decimal floats.
1558 (round_for_format): Use decimal_round_for_format for decimals.
1559 (real_convert): Use decimal_real_convert where appropriate.
1560 (significand_size): Handle base 10.
1561 (encode_decimal_single, decode_decimal_single,
1562 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1563 decode_decimal_quad): New functions.
1564 (decimal_single_format): New.
1565 (decimal_double_format): New.
1566 (decimal_quad_format): New.
1567 * machmode.def: Add SD, DD and TD decimal floating point modes.
1568 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1569 Include MODE_DECIMAL_FLOAT.
1570 (DECIMAL_FLOAT_MODE_P): New.
1571 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1572 * genmodes.c (struct mode_data): Add counter field.
1573 (struct mode_data): Update comment for format.
1574 (blank_mode): Initialise counter field.
1575 (new_mode): Increment counter field for each mode defined.
1576 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1578 (make_complex_modes): Handle modes containing `D'.
1579 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1580 (make_decimal_float_mode): New.
1581 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1582 (cmp_modes): Compare counter field if other characteristics
1584 (emit_real_format_for_mode): Support formats for decimal floats.
1585 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1586 Document MODE_DECIMAL_FLOAT.
1588 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1590 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1593 2005-12-01 Richard Henderson <rth@redhat.com>
1595 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1597 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1599 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1601 * config/pa/pa.c (pa_init_builtins): If we detect
1602 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1605 2005-12-01 Richard Guenther <rguenther@suse.de>
1607 * fold-const.c (fold_binary): Use fold_build2, not
1610 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1612 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1614 * vec.h (VEC_block_remove): New.
1616 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1619 * c-common.c (lvalue_error): Fix wording.
1621 2005-12-01 Richard Guenther <rguenther@suse.de>
1623 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1624 thinko in last patch.
1626 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1628 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1629 than -flat_namespace.
1631 2005-12-01 Ben Elliston <bje@au.ibm.com>
1633 * mklibgcc.in: Parameterise the script to build soft float
1634 functions by iterating over each type, rather than cloning the
1637 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1640 * builtins.c (fold_builtin_fputs): Defer check for missing
1641 replacement functions.
1643 2005-11-30 Kean Johnston <jkj@sco.com>
1645 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1646 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1648 2005-11-30 Richard Guenther <rguenther@suse.de>
1650 PR tree-optimization/22501
1651 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1652 function split out from ...
1653 (forward_propagate_addr_expr): ... here. Use it to propagate
1654 ADDR_EXPRs to all uses.
1656 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1658 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1659 * builtins.c (expand_builtin_mathfn): Use them.
1660 (expand_builtin_mathfn_2): Likewise.
1661 (expand_builtin_mathfn_3): Likewise.
1662 (expand_builtin_int_roundingfn): Likewise.
1663 (expand_builtin): Likewise.
1664 (integer_valued_real_p): Likewise.
1665 (fold_builtin_int_roundingfn): Likewise.
1666 (fold_builtin_bitop): Likewise.
1667 (fold_builtin_logarithm): Likewise.
1668 (fold_builtin_1): Likewise.
1669 * convert.c (convert_to_integer): Likewise.
1670 * fold-const.c (negate_mathfn_p): Likewise.
1671 (tree_expr_nonnegative_p): Likewise.
1673 2005-11-30 Dale Johannesen <dalej@apple.com>
1674 Andrew Pinski <pinskia@physics.uc.edu>
1676 * combine.c (find_split_point): Sign extend bitmask
1677 when changing bitfield assignment to IOR of AND.
1679 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1681 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1682 clobber to scratch reg.
1683 (*decrement_and_branch_until_zero_no_clobber): Remove.
1684 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1685 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1686 * config/ms1/ms1.opt (mmul): Remove.
1687 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1688 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1690 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1691 Bernd Schmidt <bernd.schmidt@analog.com>
1693 * pa/predicates.md (symbolic_operand): Add comment.
1694 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1695 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1696 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1697 (pa_secondary_reload_class): Delete.
1698 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1699 and pa_secondary_reload_class. Reorder some checks. Update inline
1700 copy of symbolic operand.
1701 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1703 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1705 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1708 2005-11-30 Jeff Law <law@redhat.com>
1710 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1711 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1713 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1715 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1716 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1717 (ia64_expand_move): Adjust caller.
1719 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1720 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1723 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1725 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1726 Always produce an output if we can remove NEGs or canonicalize
1727 (minus (minus ...)) expressions. Provide a fast path for the
1729 (simplify_gen_binary): Do not call simplify_plus_minus.
1730 (simplify_binary_operation_1): Reassociate at the end of the
1733 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1735 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1736 moves and unpack to speed up.
1738 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1740 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1741 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1742 (gen_v9_scc): Update callers.
1743 * config/sparc/sparc.md: Likewise.
1744 * config/sparc/sparc-protos.h: Update extern declaration.
1746 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1748 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1750 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1753 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1755 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1756 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1757 (negate_expr): Here.
1759 2005-11-29 Ben Elliston <bje@au.ibm.com>
1761 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1762 Fix typo in comment.
1764 2005-11-29 Ben Elliston <bje@au.ibm.com>
1766 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1767 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1769 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1773 * builtins.c (init_target_chars): New.
1774 (expand_builtin_printf, expand_builtin_fprintf,
1775 expand_builtin_sprintf, fold_builtin_sprintf,
1776 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1777 fold_builtin_snprintf_chk, fold_builtin_printf,
1778 fold_builtin_fprintf): Check for matching format strings using
1781 2005-11-29 Paul Brook <paul@codesourcery.com>
1783 * config.gcc: Do not use fixproto on m68k-elf.
1785 2005-11-28 Roger Sayle <roger@eyesopen.com>
1787 * expmed.c (div_cost): Replace with...
1788 (sdiv_cost, udiv_cost): New.
1789 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1790 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1791 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1792 (expand_divmod): Replace use of div_cost with either sdiv_cost
1793 or udiv_cost depending upon the signedness of the operation.
1795 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1798 * config/darwin.c (machopic_indirection_name,
1799 machopic_output_indirection): Follow transparent alias chain.
1801 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1803 * varasm.c (ultimate_transparent_alias_target): Add comment.
1805 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1807 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1808 SET_SRC instead of XEXP where appropriate.
1810 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1812 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1815 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1817 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1818 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1821 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1823 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1824 secondary_input_reload_class, made static. Adapt to new
1826 (secondary_output_reload_class): Delete.
1827 (TARGET_SECONDARY_RELOAD): New macro.
1828 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1829 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1831 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1834 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1835 when its natural alignment is > BITS_PER_UNIT.
1836 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1837 * c-common.c (handle_packed_attribute): Ignore packing on a field
1838 whose type is naturally char aligned.
1840 2005-11-28 Richard Guenther <rguenther@suse.de>
1842 * c-common.c (strict_aliasing_warning): Handle all
1843 component-ref like accesses.
1845 2005-11-28 Roger Sayle <roger@eyesopen.com>
1846 Uros Bizjak <uros@kss-loka.si>
1849 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1850 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1851 when flag_unsafe_math_optimizations is set and
1852 we don't care about NaNs or Infinities.
1854 Move x/expN(y) and x/pow(y,z) transformation into common
1855 flag_unsafe_math_optimizations section.
1857 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1859 * gcc.c (main): Change type of argv to "char **".
1861 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1863 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1864 small data sections.
1865 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1866 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1867 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1868 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1869 output locals to sbss if !rs6000_elf_in_small_data_p.
1870 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1872 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1875 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1876 generated by reload.
1877 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1878 indexed_or_indirect_address.
1879 (indexed_or_indirect_address): Don't test for base reg. Call
1880 address_operand last. Make it a special predicate.
1882 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1884 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1886 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1889 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1891 (negate_expr): Likewise.
1893 2005-11-27 Andreas Schwab <schwab@suse.de>
1895 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1898 2005-11-27 Steven Bosscher <stevenb@suse.de>
1900 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1901 has EH predecessor edges.
1903 2005-11-26 Eric Christopher <echristo@apple.com>
1905 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1906 register stalls by zero extending to the full register.
1908 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1910 * config/floatunsisf.c, config/floatunsidf.c,
1911 config/floatunsixf.c, config/floatunsitf.c: New files.
1912 * config/ia64/t-hpux: Add floatunsitf.c.
1913 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1914 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1916 2005-11-26 Richard Henderson <rth@redhat.com>
1918 * c-lex.c (pragma_lex): Rename from c_lex.
1919 * c-pch.c: Update for pragma_lex rename.
1920 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1921 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1922 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1923 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1924 * doc/tm.texi: Likewise.
1926 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1929 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1930 when overflow is undefined.
1932 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1934 * doc/md.texi (Insn Canonicalizations): Refer to the
1935 function commutative_operand_precedence for further rules.
1937 2005-11-25 Roger Sayle <roger@eyesopen.com>
1940 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1941 is less than zero. Limit mult_cost to a reasonable upper bound for
1942 the synthetic multiplication sequence.
1944 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1947 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1948 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1949 Lookup the explicit replacement functions for any unlocked
1950 stdio builtin transformations.
1952 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1954 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1956 * targhooks.c (default_secondary_reload): Don't require operand 2
1957 for an input reload to be earlyclobber.
1959 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1961 * fold-const.c (negate_mathfn_p): Fix comment and add support
1962 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1965 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1968 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1969 _Q_ulltoq for unsigned conversions from SImode and DImode to
1972 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1974 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1975 (__floatundidf, __floatundisf): Likewise.
1977 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1979 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1980 (rs6000_override_options): Remove initialization of
1981 rs6000_sr_alias_set.
1982 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1983 (rs6000_emit_stack_tie): Same.
1984 (emit_frame_save): Same.
1985 (gen_frame_mem_offset): Same.
1986 (rs6000_emit_prologue): Same.
1987 (rs6000_emit_epilogue): Same.
1989 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1992 * fold-const.c (fold_build): Convert bool_var != 1 and
1993 bool_var == 0 to !bool_var.
1995 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1998 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1999 for C being INTEGER_CST. Likewise for !=.
2001 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2004 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2005 unsigned conversions from SImode to TFmode.
2007 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2009 * expr.c (expand_expr_real_1): Fix error in last change.
2011 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2013 * caller-save.c: (this_insn_sets): Move into:
2014 (save_call_clobbered_regs).
2015 (mark_set_regs): Get this_insn_sets from data.
2017 (save_call_clobbered_regs): Take sets of the return value by
2018 sibcalls into account.
2020 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2023 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2024 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2025 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2026 (memory_move_secondary_cost, init_reg_autoinc): Remove
2027 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2028 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2029 secondary_reload_class call.
2030 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2032 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2033 (push_secondary_reload): Use secondary_reload target hook.
2034 (secondary_reload_class, scratch_reload_class): New functions.
2035 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2036 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2037 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2038 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2039 (secondary_reload_class, scratch_reload_class): Declare.
2040 * reload1.c: Include target.h.
2041 (reload_adjust_reg_for_temp): New function.
2042 (reload_adjust_reg_for_icode): Likewise.
2043 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2044 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2046 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2047 for inheritance. Support case when both secondary & tertiary reloads
2048 are for intermediate registers.
2049 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2050 with secondary_reload_class call. Support case when both secondary
2051 & tertiary reloads are for intermediate registers.
2052 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2053 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2054 * target.h (secondary_reload_info): New struct / typedef.
2055 (struct gcc_target): New member secondary_reload.
2056 * targhooks.c Include reload.h, optabs.h and recog.h.
2057 (default_secondary_reload): New function.
2058 * targhooks.h (default_secondary_reload): Declare.
2059 * doc/tm.texi: Document secondary_reload target hook. Update
2060 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2061 * doc/md.texi: Likewise.
2063 * sh-protos.h (sh_secondary_reload): Declare.
2064 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2065 (sh_secondary_reload): New function.
2066 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2067 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2068 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2069 (HAVE_SECONDARY_RELOADS): Define.
2070 * sh.md (reload_indf): Rename to:
2072 (reload_outdf): Rename to:
2073 (reload_outdf__RnFRm).
2074 (reload_insf): Rename to:
2076 (reload_insi): Rename to:
2077 (reload_insi__i_fpul).
2079 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2081 * configure.ac: Require at least texinfo 4.4.
2082 * configure: Regenerate.
2084 * doc/install.texi (Tools/packages necessary for building GCC):
2085 Update required version of texinfo to at least 4.4.
2086 (Installing GCC: Building): Update required version of texinfo
2088 (Installing GCC: Final installation): Update required version
2089 of texi2dvi to at least 4.4.
2090 (Host/target specific installation notes for GCC): Update required
2091 version of texinfo to at least 4.4.
2093 2005-11-24 Richard Guenther <rguenther@suse.de>
2094 Dirk Mueller <dmueller@suse.de>
2097 * c-common.h (strict_aliasing_warning): Declare.
2098 * c-common.c (strict_aliasing_warning): New function,
2100 * c-typeck.c (build_c_cast): ... here.
2102 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2104 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2106 (swap_commutative_operands_with_target): New.
2108 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2110 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2111 also when doing PRE, rather than only for global CPROP.
2113 2005-11-24 Ben Elliston <bje@au.ibm.com>
2115 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2116 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2118 (expand_twoval_unop): Likewise.
2119 (widen_clz): Likewise.
2120 (expand_parity): Likewise.
2121 (expand_unop): Likewise.
2122 (emit_cmp_and_jmp_insn_1): Likewise.
2123 (prepare_float_lib_cmp): Likewise.
2125 2005-11-24 Ben Elliston <bje@au.ibm.com>
2127 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2128 Remove unused `class' variable.
2130 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2133 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2134 C/C++ diagnostic function warn_array_subscript_with_type_char.
2135 * c-common.h (warn_array_subscript_with_type_char): Declare.
2136 * c-common.c (warn_array_subscript_with_type_char): Define.
2138 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2141 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2142 compiling at the intersection of C and C++.
2144 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2146 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2147 List @file in the option summary. Include the libiberty
2148 documentation for @file.
2149 * gcc.c (main): Call expandargv.
2150 * Makefile.in (gcc-vers.texi): Define srcdir.
2152 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2154 * passes.c (init_optimization_passes): Document
2155 sequencing of passes.
2157 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2159 * config/m68k/predicates.md (pcrel_address, extend_operator,
2160 post_inc_operand, pre_dec_operand): Remove redundant
2162 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2164 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2166 2005-11-23 Ben Elliston <bje@au.ibm.com>
2168 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2170 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2172 Preparatory work for PR target/21623:
2173 * alpha.c (secondary_reload_class): Rename to:
2174 (alpha_secondary_reload_class).
2175 * alpha.h, alpha-protos.h: Likewise.
2176 * mn10300.c (secondary_reload_class): Rename to:
2177 (mn10300_secondary_reload_class).
2178 * mn10300.h, mn10300-protos.h: Likewise.
2179 * pa.c (secondary_reload_class): Rename to:
2180 (pa_secondary_reload_class).
2181 * pa.h, pa-protos.h: Likewise.
2182 * rs6000.c (secondary_reload_class): Rename to:
2183 rs6000_secondary_reload_class.
2184 * rs6000.h, rs6000-protos.h: Likewise.
2186 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2189 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2191 2005-11-22 Ian Lance Taylor <ian@airs.com>
2193 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2195 (prepare_cmp_insn): Likewise.
2197 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2200 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2201 if both operands[0] and operands[1] are memory.
2203 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2206 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2207 COMPARISON_CLASS_P and an integral types create create a new
2208 expression with the new type and fold that.
2210 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2213 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2214 to SUBTARGET_OS_CPP_BUILTINS.
2216 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2218 * arm.c (emit_set_insn): New function.
2219 (arm_split_constant): Call it.
2220 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2221 (arm_legitimize_address): Likewise. Use plus_constant.
2222 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2223 (thumb_expand_prologue): Likewise.
2224 (arm_gen_load_multiple): Use VOIDmode in SET.
2225 (arm_gen_store_multiple): Likewise.
2226 (vfp_emit_fstmx): Likewise. Use plus_constant.
2227 (emit_multi_reg_push): Likewise.
2228 (emit_sfm): Use plus_constant.
2230 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2233 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2236 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2239 * expmed.c (store_bit_field): Don't attempt to insv a field
2240 larger than the reg.
2242 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2245 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2246 explicit sign extension, not a (char) cast.
2248 2005-11-22 Ben Elliston <bje@au.ibm.com>
2250 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2251 GET_MODE_CLASS (x) == MODE_FLOAT.
2252 * config/i386/i386.c: Likewise.
2253 * config/rs6000/xcoff.h: Likewise.
2254 * config/rs6000/linux64.h: Likewise.
2255 * config/rs6000/rs6000.c: Likewise.
2256 * config/rs6000/rs6000.h: Likewise.
2257 * config/rs6000/predicates.md: Likewise.
2258 * config/rs6000/sysv4.h: Likewise.
2260 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2262 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2265 * config/alpha/freebsd.h, config/alpha/linux.h,
2266 config/arm/linux-elf.h, config/bfin/bfin.h,
2267 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2268 config/i386/beos-elf.h, config/i386/gnu.h,
2269 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2270 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2271 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2272 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2273 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2274 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2275 config/sparc/linux.h, config/sparc/linux64.h,
2276 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2278 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2279 are both defined when either flag -fpic or -fPIC are used.
2281 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2283 * config/fp-bit.c (clzusi): New function.
2284 (si_to_float, usi_to_float): Use it to compute proper shift.
2285 (usi_to_float): Preserve guard bits when shifting right.
2286 * libgcc-std.ver (GCC_4.2.0): New version.
2287 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2288 __floatundisf): New functions.
2289 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2290 __floatundisf): Declare.
2291 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2292 _floatundixf, and _floatunditf.
2293 * optabs.c (expand_float): If target does not define a pattern for
2294 signed or unsigned conversion, use an unsigned libcall instead of
2296 (init_optabs): Initialize ufloat_optab.
2298 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2300 * config/rs6000/rs6000.opt (mmulhw): New option.
2301 * doc/invoke.texi (-mmulhw): Document.
2302 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2304 * config/rs6000/rs6000.md: Add half-word multiply and
2305 multiply-accumulate instructions for 405 and 440.
2307 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2309 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2310 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2311 default now includes a linker group which makes the RTEMS one nest.
2313 2005-11-22 Ben Elliston <bje@au.ibm.com>
2315 * cse.c (fold_rtx): Typo fix.
2316 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2318 2005-11-21 Richard Henderson <rth@redhat.com>
2320 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2321 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2323 * c-tree.h (lookup_name): Move declaration ...
2324 * c-common.h (lookup_name): ... here.
2325 * config/darwin-c.c: Include c-common.h.
2326 * config/t-darwin: Update dependencies.
2328 2005-11-22 Ben Elliston <bje@au.ibm.com>
2330 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2331 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2332 * genopinit.c (gen_insn): Likewise.
2333 * reload.c (find_equiv_reg): Likewise.
2334 * loop.c (load_mems): Likewise.
2335 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2336 * cse.c (find_comparison_args, fold_rtx): Likewise.
2337 * dwarf2out.c (add_const_value_attribute): Likewise.
2338 * expr.c (convert_move): Likewise.
2339 * recog.c (general_operand, register_operand): Likewise.
2340 * reg-stack.c (replace_reg): Likewise.
2341 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2342 * c-common.c (handle_vector_size_attribute): Likewise.
2343 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2344 (simplify_binary_operation_1): Likewise.
2345 (simplify_const_binary_operation): Likewise.
2346 (simplify_relational_operation): Likewise.
2347 (simplify_const_relational_operation): Likewise.
2348 (simplify_immed_subreg): Likewise.
2349 * emit-rtl.c (gen_lowpart_common): Likewise.
2350 * expmed.c (expand_mult): Likewise.
2351 * stor-layout.c (layout_type): Likewise.
2353 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2356 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2357 cst2 only for SPE vectors.
2359 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2362 * config/rs6000/predicates.md (vrsave_operation): Check
2363 UNSPEC_VOLATILE value.
2365 2005-11-21 Jan Hubicka <jh@suse.cz>
2367 PR tree-optimization/24653
2368 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2370 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2372 * config/i386/predicates.md (ax_reg_operand): New predicate.
2373 (memory_displacement_only_operand): New predicate.
2374 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2375 operand is AX register and the other operand is memory operand
2376 with displacement only.
2378 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2380 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2381 if we don't care about NaNs or Infinities.
2383 2005-11-20 Ian Lance Taylor <ian@airs.com>
2385 PR rtl-optimization/24883
2386 * combine.c (combinable_i3pat): When checking whether the
2387 destination of i3 is used in i3, consider paradoxical subregs.
2389 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2392 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2394 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2396 * combine.c (try_combine): Do not run subst on i1src and i2src in
2397 the case of generating a PARALLEL for a comparison.
2399 2005-11-20 Richard Henderson <rth@redhat.com>
2402 * tree-sra.c (struct sra_elt): Add all_no_warning.
2403 (struct sra_walk_fns) <use>: Add use_all argument.
2404 (sra_walk_expr): Pass it.
2405 (sra_walk_modify_expr): Likewise.
2406 (scalarize_ldst): Likewise.
2407 (scan_use): Update for new argument.
2408 (mark_no_warning): New.
2409 (scalarize_use): Use it.
2411 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2413 * expr.c (expand_expr_real): Use usmul_optab for widening
2414 signed * unsigned multiplies.
2415 * genopinit.c (optabs): Add usmul_widen_optab.
2416 * optabs.c (init_optabs): Likewise.
2417 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2418 (usmul_widen_optab): Define.
2419 * config/bfin/bfin.md (usmulhisi3): New pattern.
2421 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2423 2005-11-20 Graham Stott <btinternet.com>
2425 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2427 2005-11-20 Andreas Schwab <schwab@suse.de>
2430 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2433 2005-11-19 Richard Henderson <rth@redhat.com>
2436 * tree-gimple.c (is_gimple_id): Export.
2437 * tree-gimple.h (is_gimple_id): Declare.
2438 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2439 (get_default_value): Use it.
2440 (maybe_fold_stmt_indirect): Likewise.
2442 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2444 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2445 than VR1 or vice-versa.
2447 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2451 * reload.c (find_reloads_address_1): Mention dependency on
2453 * reload1.c (gen_reload): For IN with an unary operation, try
2454 moving inner expression to OUT if trivial SET is not valid.
2455 Confirm that the result is valid. Move common code block into...
2456 (emit_insn_if_valid_for_reload): New function.
2458 2005-11-19 Richard Guenther <rguenther@suse.de>
2460 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2461 ARRAY_REFs of constant strings.
2463 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2465 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2466 fatal format string.
2468 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2470 * combine.c (make_compound_operation): Swap operands of
2471 commutative operation if necessary before returning.
2473 2005-11-19 Richard Guenther <rguenther@suse.de>
2476 * fold-const.c (fold_plusminus_mult_expr): New function.
2477 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2478 cases, remove now unnecessary code.
2480 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2482 * gensupport.c (old_preds): Rename to std_preds, add special field.
2483 (struct old_pred_table): Rename to struct std_pred_table, add special
2485 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2486 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2487 (init_predicate_table): Adjust, and set along the way whether a
2488 predicate is special.
2490 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2492 * BASE-VER: Change to 4.2.0.
2494 2005-11-18 James E Wilson <wilson@specifix.com>
2496 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2499 2005-11-18 Mike Stump <mrs@apple.com>
2501 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2502 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2503 * c-decl.c (lookup_name_two) Remove.
2504 * c-tree.h (lookup_name_two): Remove.
2505 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2506 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2507 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2508 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2510 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2513 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2514 when not generating code to use that co-processor.
2516 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2518 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2519 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2520 these functions are now in tree-phinodes.c.
2522 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2524 * config/bfin/bfin.md (trap): New pattern.
2526 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2528 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2531 * expr.c (expand_expr_real): Don't call record_block_change unless
2532 ib_boundaries_block is non-null
2534 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2536 * fold-const.c (build_range_check): Use proper type for subtraction
2537 when merging lower bound.
2539 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2541 PR rtl-optimization/24497
2542 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2545 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2547 * tree-scalar-evolution.c (expression_expensive_p): New function.
2548 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2550 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2552 * config/bfin/crtlibid.s: New file.
2554 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2557 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2558 when not using sjlj exceptions.
2559 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2560 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2561 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2562 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2563 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2564 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2565 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2566 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2567 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2568 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2569 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2570 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2571 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2573 * config/pa/hpux-unwind.h: New file.
2575 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2577 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2578 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2579 * varasm.c (do_assemble_alias): Adjust call.
2580 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2582 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2584 2005-11-17 James E Wilson <wilson@specifix.com>
2586 * tree.def (FUNCTION_DECL): Correct typo in comment.
2588 2005-11-17 Richard Henderson <rth@redhat.com>
2590 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2591 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2592 and DW_CFA_def_cfa_sf.
2593 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2594 (dbx_reg_number): Don't assert particular registers here.
2595 (based_loc_descr): ... do it here instead. Fold in ...
2596 (eliminate_reg_to_offset): ... this function.
2597 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2598 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2599 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2600 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2601 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2602 (instantiate_virtual_regs): Likewise.
2603 * var-tracking.c (adjust_stack_reference): Likewise.
2604 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2606 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2608 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2609 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2610 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2612 ($(T)crtlibid.o): New rule.
2614 2005-11-16 Richard Guenther <rguenther@suse.de>
2617 * fold-const.c (extract_array_ref): Return byte offset
2619 (fold_binary): Fold &x[a] CMP &x[b] to
2620 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2623 2005-11-16 Richard Henderson <rth@redhat.com>
2626 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2627 parts of an SSA_NAME.
2629 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2632 * arm.md (split for movsf with immediate): Restrict split to insns
2633 that set a general register.
2635 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2637 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2639 * unwind-dw2.c (uw_advance_context): Likewise.
2640 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2641 _Unwind_SjLj_Unregister.
2642 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2644 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2646 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2648 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2650 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2651 langhook to get a DImode integer type.
2653 2005-11-16 Richard Henderson <rth@redhat.com>
2654 J"orn Rennecke <joern.rennecke@st.com>
2655 Ulrich Weigand <uweigand@de.ibm.com>
2659 * reload1.c (reg_equiv_invariant): New.
2660 (reload): Allocate, initialize, and free it.
2661 (calculate_needs_all_insns): Check it when skipping equivalence
2663 (alter_reg): Likewise.
2664 (eliminate_regs_1): Rename from eliminate_regs. Add new
2665 may_use_invariant argument; only use reg_equiv_invariant when true.
2666 (eliminate_regs): New.
2667 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2668 a context for which may_use_invariant may be true.
2670 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2672 * fold-const.c (const_binop): Don't constant fold the operation
2673 if the result has overflowed and flag_trapping_math.
2674 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2676 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2678 * config/arm/unwind-arm.c (abort): Add prototype here.
2679 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2680 (struct phase1_vrs): Add prev_sp.
2681 (unwind_phase2_forced): Save the original core registers instead of
2682 modifying entry_vrs. Take a new flag argument for resuming unwinding
2683 and set action flags accordingly. Always set _US_END_OF_STACK when
2684 get_eit_entry fails. Unwind before calling the stop function.
2685 (_Unwind_GetCFA): New function.
2686 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2687 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2688 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2689 just call unwind_phase2_forced.
2690 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2691 * config/arm/unwind-arm.h (abort): Remove prototype.
2692 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2694 (_Unwind_GetCFA): New prototype.
2695 * config/arm/pr-support.c (abort): Add prototype here.
2696 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2698 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2699 not schedule the prologue with non-call exceptions and EABI.
2701 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2703 * config/arm/unwind-arm.h: Reorder interface function declarations.
2704 (_URC_END_OF_STACK): New enumeration value.
2705 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2706 (struct _Unwind_Control_Block): Document reserved field use.
2707 (_Unwind_Stop_Fn): New typedef.
2708 (_Unwind_ForcedUnwind): Declare.
2709 (_Unwind_Resume_or_Rethrow): Declare.
2710 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2712 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2713 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2714 (UCB_FORCED_STOP_ARG): New.
2715 (search_EIT_table): Update boundary condition checks.
2716 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2717 (unwind_phase2): Replace for with do..while.
2718 (unwind_phase2_forced): New.
2719 (__gnu_Unwind_RaiseException): Replace for with do..while.
2720 (__gnu_Unwind_ForcedUnwind): New.
2721 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2722 Use appropriate phase2 unwinder.
2723 (__gnu_Unwind_Resume_or_Rethrow): New.
2724 (__gnu_unwind_pr_common): Cope with forced unwinding.
2726 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2729 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2731 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2732 roundsf2): Remove "s" from mnemonic.
2734 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2736 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2738 * config/bfin/crtn.s: Change epilogues to match.
2739 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2741 __PIC__ and __pic__.
2743 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2746 * doc/invoke.texi: Distinguish between free and fixed form instead of
2747 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2749 * gcc.c (default_compilers): Remove double entries, add entries for
2750 suffixes '.F90' and '.F95'.
2752 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2754 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2755 in the stack probing loop.
2757 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2759 * configure.ac: Use .machine power5 not power5x.
2760 * configure: Regenerate.
2762 2005-11-15 Mike Stump <mrs@apple.com>
2764 * c-decl.c (lookup_name_two): Add.
2765 * c-tree.h (lookup_name_two): Likewise.
2766 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2767 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2769 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2771 PR rtl-optimization/23392
2772 * regrename.c (enum scan_actions) Add mark_access.
2773 (scan_actions_name): Ditto.
2774 (scan_rtx_reg): Handle mark_access.
2775 (scan_rtx_address): Do nothing for mark_access.
2776 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2777 and regs in REG_INC notes before closing chains for dead regs.
2778 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2779 opening chains for new writes.
2781 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2783 * c.opt (ffixed-line-length-none): New.
2785 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2787 * mklibgcc.in: Change contents of eh_dummy.c.
2789 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2791 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2793 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2795 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2797 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2799 2005-11-15 Jan Hubicka <jh@suse.cz>
2801 * invoke.texi (large-unit-insns): Document.
2802 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2803 * params.def (large-unit-insns): New param.
2805 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2808 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2809 special register for operand 3. Reindent constraints to align
2812 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2814 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2815 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2816 * configure.ac: Add test for FP rounding instructions.
2817 * configure: Regenerate.
2818 * config.in: Regenerate.
2819 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2820 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2822 * config/rs6000/rs6000.opt (mfprnd): New.
2823 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2824 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2825 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2826 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2827 (TARGET_FPRND): New.
2828 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2830 (btrunc<mode>2): New.
2832 (floor<mode>2): New.
2833 (round<mode>2): New.
2835 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2837 * gcc.c (version_compare_spec_function): Use fatal() rather than
2840 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2841 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2842 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2844 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2847 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2848 on -mmacosx-version-min setting.
2850 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2853 * tree-vrp.c (infer_value_range): Return false if STMT is a
2854 block terminator and its basic block has no successors.
2856 2005-11-14 Mike Stump <mrs@apple.com>
2858 * config/i386/i386.c (override_options): -masm=intel isn't
2859 supported on darwin.
2860 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2862 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2864 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2865 vfork after including auto-host.h.
2867 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2869 PR rtl-optimization/22002
2870 * combine.c (distribute_notes): Detect cases where a reg dies
2871 two or more times in a bb, including on the insn we are combining,
2872 and place the death note on the correct range.
2874 2005-11-14 Dale Johannesen <dalej@apple.com>
2876 * expmed.c (store_bit_field): Add offset unconditionally for
2878 (extract_bit_field): Don't force extzv or extv operand into
2879 a register if field is too big.
2881 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2883 * config/arm/arm.c (pic_labelno): New.
2884 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2885 LABEL_REF. Pass only the labelno to PIC insns.
2886 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2887 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2888 * arm.md (UNSPEC_PIC_LABEL): New constant.
2889 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2890 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2891 Use the correct label prefix.
2893 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2895 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2898 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2900 * loop-invariant.c: Include tm_p.h.
2901 * Makefile.in: Updated.
2903 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2905 * pa.c (store_reg): Revise generation of frame notes in large frames.
2906 (set_reg_plus_d): Likewise.
2908 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2910 PR tree-optimization/24709
2911 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2914 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2916 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2917 and duplicate declaration of pthread_self.
2919 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2920 Ian Lance Taylor <ian@airs.com>
2923 * calls.c (expand_call): If TARGET is a MEM and some part of the
2924 argument area has been saved, force TARGET to a register.
2926 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2928 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2931 2005-11-13 Jason Merrill <jason@redhat.com>
2934 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2935 lazily declared methods.
2936 (force_decl_die): Stop if forcing out the context already make a
2938 (force_type_die): Likewise.
2940 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2943 * builtins.c (integer_valued_real_p): Add break in
2944 REAL_CST having TREE_OVERFLOW set.
2946 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2948 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2949 addressing modes during calculation of costs.
2951 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2953 * function.c (assign_stack_local_1): Restrict sanity check
2954 on frame size overflow to 32-bit and above platforms.
2956 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2958 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2959 * config/cris/cris.c: Include reload.h.
2960 (cris_initial_elimination_offset): New function.
2961 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2964 2005-11-12 Richard Guenther <rguenther@suse.de>
2966 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2968 2005-11-12 Jan Hubicka <jh@suse.cz>
2970 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2971 to compare against 0 when possible.
2973 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2975 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2976 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2977 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2978 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2981 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2983 * recog.c (constrain_operands) <case 'g'>: For a match, require
2984 that a non-register matches general_operand when strict >= 0.
2986 2005-11-11 Steven Bosscher <stevenb@suse.de>
2988 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2991 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2993 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2994 (memory_address_same): New.
2995 (dse_optimize_stmt): Call memory_address_same.
2997 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3000 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3001 ZERO_EXTEND>: New cases.
3003 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3005 * longlong.h (__clz_tab): Always provide.
3007 2005-11-11 Steven Bosscher <stevenb@suse.de>
3010 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3012 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3013 before check_maybe_invariant.
3014 (move_invariant_reg): Use gen_move_insn instead of replacing
3015 SET_DEST with the temporary for the invariant.
3016 (move_loop_invariants): If checking is enabled, do internal
3017 consistency checks after completing the pass.
3019 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3022 * common.opt (Wvolatile-register-var): New.
3023 * varasm.c (make_decl_rtl): Only emit warning when option
3024 specified. Clarify warning message.
3025 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3027 * doc/md.texi (copysign): Document standard named pattern.
3029 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3031 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3032 bytes when align is 2.
3033 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3034 by the first instruction of the loop.
3036 2005-11-11 Jason Merrill <jason@redhat.com>
3039 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3042 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3044 PR rtl-optimization/22509
3045 * local-alloc.c (memref_used_between_p): Check whether a function call
3046 could not reference the memref.
3048 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3050 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3051 algorithm so as to choose the best, not the worst, alternative.
3052 Reset accumulated register class before processing next alternative.
3054 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3057 * calls.c (expand_call): Copy a return value to a plain register
3060 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3063 * varasm.c (assemble_name): Recompute name only for transparent
3066 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3068 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3070 2005-11-04 Jeff Law <law@redhat.com>
3073 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3074 perform reassociation if the parent statement will not die as
3075 a result of the optimization.
3077 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3079 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3080 delete_old_heap_vars.
3081 * tree-dfa.c (referenced_var_remove): Remove function.
3082 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3083 (delete_tree_ssa): Remove call to delete_old_heapvars.
3084 Add call to delete_alias_heapvars.
3085 * tree-flow.h (referenced_var_remove): Remove prototype
3086 (init_alias_heapvars): New prototype.
3087 (delete_alias_heapvars): Ditto.
3088 * Makefile.in (tree-ssa-structalias.o): Add
3089 gt-tree-ssa-structalias.o
3090 (GTFILES): Add tree-ssa-structalias.h and
3091 tree-ssa-structalias.c.
3092 (s-gtype): Add gt-tree-ssa-structalias.h.
3093 * tree-ssa-structalias.c (heapvars): Remove.
3094 (oldheapvars): Remove.
3095 (heapvar_for_stmt): New variable.
3096 (heapvar_lookup): New function.
3097 (heapvar_insert): Ditto.
3098 (get_constraint_for): See if we have an old heapvar
3100 (init_alias_heapvars): New function.
3101 (delete_alias_heapvars): Ditto.
3102 Add include of gt-tree-ssa-structalias.h.
3104 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3107 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3109 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3111 * tree.c (int_fits_type_p): Only look at the base type
3112 if it has the same precision as the original type.
3114 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3117 * varasm.c (assemble_alias): Use %q+D in the error
3118 message instead of %J and %qD.
3120 2005-11-10 Richard Guenther <rguenther@suse.de>
3122 * gcse.c (free_ldst_entry): Only free hashtable if
3125 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3127 * function.c (assign_stack_local_1): Issue an error message if
3128 the frame size overflows in the signed target arithmetics.
3130 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3132 * tree.c (build_qualified_type): Chain the new type to the original
3133 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3134 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3135 (build_pointer_type_for_mode): Only return unqualified types.
3136 (build_reference_type_for_mode): Likewise.
3138 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3140 * Makefile.in (gnucompare): Do comparison of all files using one of
3141 the chosen methods and only afterwards decide if just warning should
3142 be issued or comparison failure raised.
3144 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3146 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3147 (noce_try_abs): Negate if the comparison is reversed.
3148 Look only one instruction backwards for a REG_EQUAL note.
3150 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3153 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3154 gthr-tpf.h: Define __gthrw. For all identifiers that might
3155 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3156 and prefix all uses with __ghtrw.
3158 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3161 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3162 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3163 * c-common.c (handle_weakref_attribute): New.
3164 (c_common_attribute_table): Add weakref.
3165 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3167 * configure, config.in: Rebuilt.
3168 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3169 * doc/extend.texi: Document weakref attribute.
3170 * varasm.c (ultimate_transparent_alias_target): New
3171 (assemble_name): Use it.
3172 (weak_finish_1): Split out of...
3173 (weak_finish): ... and deal with weakrefs in...
3174 (weakref_targets): ... new list.
3175 (globalize_decl): Clean up weakref_targets.
3176 (do_assemble_alias): Handle weakrefs.
3177 (finish_aliases_1): Do not reject weakrefs to external symbols.
3178 (assemble_alias): Handle weakrefs.
3180 2005-11-09 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/24716
3183 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3184 t_bool to track results from follow_ssa_edge.
3186 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3188 * final.c (force_source_line): New global variable.
3189 (final_scan_insn): Set it to true instead of clearing last_filename.
3190 (notice_source_line): Return true if force_source_line is true,
3191 unless source info is absent.
3193 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3196 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3197 a linkage name for a variable if it a register variable.
3198 * c-decl.c (grokdeclarator): Global register variables
3199 should be set as PUBLIC.
3201 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3204 * config/s390/s390.c (struct s390_frame_layout): New fields
3205 first_save_gpr_slot and last_save_gpr_slot.
3206 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3207 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3208 first_save_gpr and last_save_gpr with the _slot variants.
3209 (s390_register_info): Calculate first_save_gpr_slot and
3210 last_save_gpr_slot using regs_ever_live.
3212 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3215 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3216 for a function containing a landing pad.
3218 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3221 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3224 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3226 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3227 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3229 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3232 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3234 (call,load,store): New insn types.
3235 (mem_access, branch_access): Adjust reservation conditions.
3236 (define_delay): Adjust condition.
3237 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3239 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3240 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3242 (call_internal, call_value_internal, return_internal,
3243 return_interrupt_internal, eh_return_internal, indirect_jump,
3244 tablejump): Set call insn type.
3245 (blockage, ei, di): Use appropriate unspec const.
3246 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3247 (ms1_get_attr_type): Adjust to give load & store types.
3248 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3249 backwards past a barrier.
3250 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3252 (struct branch_info, struct label_info): New.
3254 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3255 (ms1_machine_reorg): New.
3256 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3257 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3258 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3259 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3262 2005-11-09 Per Bothner <per@bothner.com>
3263 Uros Bizjak <uros@kss-loka.si>
3266 * toplev.c (process_options): Initialize debug_hooks early
3267 in case lang_hooks.post_options ends up calling a debug_hook.
3269 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3271 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3272 DBX_REGISTER_NUMBER being contiguous.
3274 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3275 Diego Novillo <dnovillo@redhat.com>
3278 * tree-vrp.c (register_edge_assert_for): Do not register
3279 always-false predicates.
3281 2005-11-08 Devang Patel <dpatel@apple.com>
3283 PR tree-optimization/23115
3284 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3287 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3289 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3292 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3294 Fix PR tree-optimization/23382
3296 * tree-ssa-alias.c (compute_may_aliases): Call
3297 delete_old_heap_vars.
3298 * tree-dfa.c (referenced_var_remove): New function.
3299 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3300 * tree-flow.h (referenced_var_remove): Add prototype.
3301 (delete_old_heap_vars): Ditto.
3302 * tree-ssa-structalias.c (heapvars): New variable.
3303 (oldheapvars): Ditto.
3304 (get_constraint_for): Put heap vars on heapvars list.
3305 (delete_old_heap_vars): New function.
3307 2005-11-08 Jason Merrill <jason@redhat.com>
3309 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3311 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3314 * reg-stack.c (reg_to_stack): Update register liveness also
3315 for flag_sched2_use_traces.
3317 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3320 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3321 override prior explicit -mno-powerpc-gfxopt.
3323 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3325 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3326 if the bitsize is zero.
3327 * doc/md.texi (Standard Pattern Names): Document it.
3329 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3330 (TARGET_PASS_BY_REFERENCE): Likewise.
3332 2005-11-07 Ian Lance Taylor <ian@airs.com>
3334 PR rtl-optimization/24683
3335 * config/i386/i386.c (legitimize_pic_address): If constant operand
3336 to PLUS is too large, put it in a register.
3338 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3340 * configure.ac: Enable checking assembler dwarf2 support for bfin
3342 * configure: Regenerate.
3344 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3348 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3349 gen_easy_vector_constant_add_self): Delete.
3350 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3352 (output_vec_const_move): Use gen_easy_altivec_constant.
3353 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3354 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3355 (easy_vector_constant_add_self): Rewritten.
3356 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3357 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3358 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3359 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3360 Macroize and adjust for the other changes.
3362 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3366 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3367 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3369 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3371 PR rtl-optimization/23567
3372 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3373 (noce_process_if_block): Don't do any optimizations except
3374 if (cond) x = x; if !set_b and write into orig_x may trap
3375 or fault. Remove the MEM_READONLY_P check.
3377 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3380 * tree-vrp.c (fix_equivalence_set): New.
3381 (extract_range_from_assert): Call it.
3383 2005-11-05 Ian Lance Taylor <ian@airs.com>
3386 * combine.c (apply_distributive_law): Don't distribute across a
3389 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3391 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3392 config/ms1/ms1.h, config/rs6000/predicates.md,
3393 config/s390/s390.c, params.def, postreload-gcse.c,
3394 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3395 tree-vrp.c, tree.c: Fix comment typos.
3396 * doc/invoke.texi: Fix typos.
3398 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3400 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3401 for testing whether the data_dependence_relation contains distance
3402 vectors. Iterate over all distance vectors of the ddr.
3403 * lambda.h: Define a vec of lambda_vector pointers.
3404 * tree-data-ref.c (dump_data_dependence_relation,
3405 dump_data_dependence_direction): Iterate over all distance and
3406 direction vectors of the ddr.
3407 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3409 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3410 of distance/direction vectors instead of a single one.
3411 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3412 lambda_vectors with a vec of lambda_vectors.
3413 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3414 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3415 DDR_NUM_DIST_VECTS): New.
3416 * tree-loop-linear.c (gather_interchange_stats): Test for the
3417 existence of distance vectors only after having checked that there
3418 is a dependence. Iterate over all distance vectors of the ddr.
3419 (linear_transform_loops): Use dump_data_dependence_relation.
3420 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3421 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3422 distance vectors of the ddr.
3424 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3426 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3427 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3428 IS_INTHANDLER; all callers changed.
3429 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3431 (do_link, do_unlink): New argument ALL; all callers changed.
3432 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3433 If function isn't leaf, save and restore all registers.
3434 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3437 2005-11-05 Jan Hubicka <jh@suse.cz>
3439 PR rtl-optimization/23490
3440 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3441 max-flow-memory-location): Document.
3442 * flow.c: Include params.h
3443 (MAX_MEM_SET_LIST_LEN): Kill.
3444 (add_to_mem_set_list): Use new param.
3445 * cse.c (cse_basic_block): Replace 1000 by new param.
3446 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3447 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3448 * predict.c (predict_loops): Use new param.
3449 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3451 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3452 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3453 Do not hold memory returned by cgraph_node_name across other call.
3455 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3458 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3461 2005-11-04 Jeff Law <law@redhat.com>
3464 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3465 * tree-ssa-dom.c: Include params.h.
3466 (thread_across_edge): If there are too many statements in the
3467 target block, then do not thread through it.
3468 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3469 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3471 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3474 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3475 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3477 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3480 * tree-scalar-evolution.c (instantiate_parameters_1,
3481 instantiate_parameters, resolve_mixers): Compute the size of an
3482 expression to be instantiated and give up the instantiation if the
3483 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3485 2005-11-04 Richard Guenther <rguenther@suse.de>
3487 * tree-flow.h (ref_contains_indirect_ref): Rename to
3488 array_ref_contains_indirect_ref.
3489 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3490 (array_ref_contains_indirect_ref): Make comment match the code
3492 (ref_contains_array_ref): Likewise.
3493 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3494 ref_contains_indirect_ref.
3495 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3496 Rename calls to ref_contains_indirect_ref.
3498 2005-11-04 Paul Brook <paul@codesourcery.com>
3500 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3501 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3502 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3503 * config/arm/arm.md: Use match_operand in peephole input templates
3504 and match_dup in peephole output templates.
3506 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3508 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3511 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3512 Daniel Jacobowitz <dan@codesourcery.com>
3514 * longlong.h (add_ssaaaa): Clobber condition code register
3516 (sub_ddmmss): Likewise.
3517 (umul_ppmm): Likewise.
3519 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3520 Paul Brook <paul@codesourcery.com>
3521 Phil Blundell <pb@reciva.com>
3523 * configure.ac: Add test for ARM TLS support.
3524 * configure: Regenerated.
3525 * config/arm/arm-protos.h (legitimize_tls_address)
3526 (arm_tls_referenced_p, tls_mentioned_p)
3527 (arm_output_addr_const_extra): New prototypes.
3528 (thumb_legitimize_pic_address): Delete.
3529 * config/arm/arm.c: Include "gt-arm.h".
3530 (enum tls_reloc): New.
3531 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3532 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3533 (arm_call_tls_get_addr, legitimize_tls_address)
3534 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3535 (arm_init_tls_builtins, arm_emit_tls_decoration)
3536 (arm_output_addr_const_extra): New functions.
3537 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3538 (TARGET_HAVE_TLS): Define.
3539 (target_thread_pointer): New.
3540 (arm_override_options): Handle -mtp=.
3541 (legitimize_pic_address): Ignore UNSPECs.
3542 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3544 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3545 (tls_get_addr_libfunc): New variable.
3546 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3547 (arm_init_builtins): Call arm_init_tls_builtins.
3548 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3549 (arm_encode_section_info): Call default_encode_section_info.
3550 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3551 (enum arm_tp_type): New.
3552 (target_thread_pointer): Add declaration.
3553 (LEGITIMATE_CONSTANT_P): Handle TLS.
3554 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3555 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3556 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3557 * config/arm/arm.md: Add UNSPEC_TLS.
3558 (movsi): Handle TLS.
3559 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3561 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3562 (load_tp_hard, load_tp_soft): New insns.
3563 * arm.opt: Add -mtp=.
3564 * doc/invoke.texi (ARM Options): Document -mtp.
3566 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3568 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3569 * config/arm/libunwind.S: Include "lib1funcs.asm".
3570 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3571 (LIB2ADDEH): Add libunwind.S.
3572 (LIB2ADDEHDEP): Add lib1funcs.asm.
3573 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3575 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3578 * gcc/c.opt: Add a -lang-fortran option.
3579 * gcc/c-opts.c: Add a lang_fortran flag.
3580 (c_common_init_options): Handling the -lang-fortran option.
3581 (c_common_handle_option): Add a case for Fortran options in
3582 preprocessing. Remove cases for -ffixed-form and
3583 -ffixed-line-length. Add a case for -lang-fortran.
3585 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3587 * config/rs6000/rs6000.c: Include params.h
3588 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3589 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3590 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3591 (UNSPEC_VPKUWSS): Delete.
3592 (altivec_vpkuhss): Delete.
3593 (altivec_vpkuwss): Delete.
3594 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3596 (neg_eq0<mode>): Remove final condition.
3597 (neg_eq<mode>): Remove condition and split-condition.
3599 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3601 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3602 Use associated print macros.
3604 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3607 * diagnostic.c (diagnostic_set_info_translated): New function.
3608 (diagnostic_set_info): Use it. Add comment.
3609 * diagnostic.h (diagnostic_set_info_translated): Declare.
3611 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3613 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3614 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3615 reference only if 'public' is true.
3616 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3617 emit the .hidden directive only if the indirect reference is public.
3618 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3619 Pass it to dw2_force_const_mem.
3620 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3621 * dwarf2out.c (output_cfi): Adjust calls to above function.
3622 (output_call_frame_info): Likewise.
3623 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3624 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3626 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3628 PR tree-optimization/24483
3629 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3630 field to elts if possible.
3632 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3635 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3638 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3640 Fix PR tree-optimization/24351
3642 * tree-ssa-structalias.c (struct variable_info): Add
3644 (get_varinfo_fc): New function to follow collapsing.
3645 (new_var_info): Set collapsed_to to NULL.
3646 (dump_constraint): Follow collapsing.
3647 (build_constraint_graph): Handle collapsing.
3648 (do_simple_structure_copy): Return false if something bad
3650 (collapse_rest_of_var): New function.
3651 (do_structure_copy): Collapse if do_simple_structure_copy returns
3654 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3657 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3658 expressions to a statement list instead of gimplifying them.
3660 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3662 PR rtl-optimization/23585
3663 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3664 that can't trap plus a constant integer, if the mode has zero size.
3666 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3669 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3671 ("*insv<mode>_reg_extimm"): Likewise.
3673 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3676 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3677 c_common_type_for_mode returns an unnamed type.
3679 2005-11-02 Richard Henderson <rth@redhat.com>
3683 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3684 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3685 * function.c (assign_parms): Use calls.internal_arg_pointer.
3686 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3688 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3689 (TARGET_CALLS): Add it.
3690 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3691 * targhooks.c (default_internal_arg_pointer): New.
3692 * targhooks.h (default_internal_arg_pointer): Declare.
3693 * tree.h (dwarf2out_reg_save_reg): Declare.
3694 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3695 * config/i386/i386.c (dbx_register_map): Add return column.
3696 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3697 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3698 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3699 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3700 (ix86_save_reg): Save force_align_arg_pointer.
3701 (ix86_emit_save_regs): Make regno unsigned.
3702 (ix86_emit_save_regs_using_mov): Likewise.
3703 (ix86_expand_prologue): Handle force_align_arg_pointer.
3704 (ix86_expand_epilogue): Likewise.
3705 * config/i386/i386.h: (dbx_register_map): Update.
3706 (dbx64_register_map, svr4_dbx_register_map): Update.
3707 (struct machine_function): Add force_align_arg_pointer.
3708 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3709 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3710 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3712 2005-11-02 Jan Hubicka <jh@suse.cz>
3715 * i386.md: Add peep2 for simplyfing array accesses.
3717 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3720 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3721 * config/s390/s390.c (s390_decompose_shift_count): New function.
3722 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3723 (print_shift_count_operand): Use s390_decompose_shift_count.
3724 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3725 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3727 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3730 * loop.c (loop_givs_rescan): Use force_operand to expand
3733 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3736 * fold-const.c (build_range_check): Use unsigned when signed
3737 overflow is undefined also. If etype is subtype, make sure that
3738 the subtraction is in the supertype.
3740 2005-11-02 Richard Henderson <rth@redhat.com>
3743 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3746 2005-11-01 Richard Henderson <rth@redhat.com>
3749 * loop.c (scan_loop): Do not propagate computations to a hard
3750 register destination with SMALL_REGISTER_CLASSES.
3752 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3754 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3755 costs for MULT inside PLUS or MINUS.
3757 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3759 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3760 (TRAMPOLINE_SIZE): Round up to 60.
3761 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3763 2005-10-31 James E. Wilson <wilson@specifix.com>
3766 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3767 ifdef. Put ifdefs around call in gen_subprogram_die.
3768 (compute_frame_pointer_to_cfa_displacement): Likewise.
3769 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3772 PR rtl-optimization/17356
3773 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3774 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3776 2005-10-31 Jan Hubicka <jh@suse.cz>
3779 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3782 * i386.c (legitimize_pic_address): Deal with large immediates.
3785 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3786 from symbol names while computing checkup.
3789 * predict.c (predict_loops): Do not estimate more than
3790 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3791 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3793 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3795 PR tree-optimization/19097
3796 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3798 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3800 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3802 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3805 * tree-inline.c (setup_one_parameter): If the init_stmt
3806 is NULL, don't insert the statement.
3808 2005-10-30 Jan Hubicka <jh@suse.cz>
3810 PR tree-optimization/24172
3811 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3813 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3815 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3816 constants for hosts with long != 32 bits.
3818 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3821 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3823 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3825 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3826 (TARGET_MS1_16_002): New.
3827 (TARGET_MS1_16_003): New.
3829 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3830 ("*decrement_and_branch_until_zero_no_clobber"): New.
3831 Add corresponding splitter for decrement_and_branch_until_zero
3833 Key all decrement_and_branch_until_zero patterns off of
3836 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3839 * tree-complex.c (extract_component): Treat RESULT_DECL
3840 like the rest of the decls.
3842 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3844 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3845 indirect call to _mcount if the function needs a static chain.
3847 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3848 Caroline Tice <ctice@apple.com>
3850 PR rtl-optimization/24460
3851 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3852 (dwarf2out_switch_text_section): Set it to true instead of
3853 incrementing separate_line_info_table_in_use.
3854 (output_loc_list): Additionally test have_switched_text_sections.
3855 (output_ranges): Likewise.
3856 (dwarf2out_finish): Likewise.
3857 * varasm.c (assemble_start_function): Do not call
3858 insert_section_boundary_note.
3859 (assemble_end_function): If flag_reorder_blocks_and_partition,
3860 switch to the function's section before emitting the .size directive.
3861 * bb-reorder.c (insert_section_boundary_note): Staticify.
3862 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3863 * output.h (insert_section_boundary_note): Delete.
3865 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3868 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3869 instead of pointer equality when comparing types.
3871 2005-10-24 James E. Wilson <wilson@specifix.com>
3873 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3874 add_dependence_list_and_free calls.
3876 2005-10-24 Steven Bosscher <stevenb@suse.de>
3878 * contrib.texi: Add the names of the LLNL folks who donated
3879 Cray pointer support for gfortran.
3881 2005-10-24 Steven Bosscher <stevenb@suse.de>
3883 PR tree-optimization/24225
3884 * profile.c (branch_prob): Look from end to start through a
3885 basic block when looking for a locus.
3887 2005-10-24 Richard Henderson <rth@redhat.com>
3889 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3891 (hppa_expand_prologue): Likewise.
3893 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3895 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3896 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3897 * pa.h (NO_PROFILE_COUNTERS): Define.
3898 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3899 (funcdef_nos): New vector to hold label numbers of deferred profile
3901 (output_deferred_profile_counters): New function.
3902 (hppa_profile_hook): Push label number onto funcdef_nos.
3903 (pa_hpux_file_end): Call output_deferred_profile_counters if
3904 NO_DEFERRED_PROFILE_COUNTERS is false.
3906 * pa-protos.h (get_deferred_plabel): New prototype.
3907 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3909 (output_call): Adjust calls.
3911 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3913 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3914 peculiarity of GOT/TOC section usage.
3916 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3919 * c-common.c (constant_string_class_name): Add documentation.
3921 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3924 * recog.c (peephole2_optimize): Increment peep2_current_count
3925 only when the slot is empty.
3927 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3930 * except.c (output_function_exception_table): Call
3931 assemble_external_libcall if we need a personality function.
3933 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3935 PR rtl-optimization/24460
3936 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3937 set the basic block for barriers.
3939 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3941 * var-tracking.c (vt_initialize): Initialize post.
3943 2005-10-21 Devang Patel <dpatel@apple.com>
3946 * c-common.c (vector_types_convertible_p): Check vector element type.
3948 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3950 * config/sh/sh.c (prepare_move_operands): Handle the address
3951 constant which is a tls symbolic address plus a constant.
3953 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3956 * gcc.c (main): Use the correct counter for erroring out
3957 about mulitple files.
3959 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3962 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3963 use r2 for 64-bit tls .got access.
3965 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3967 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3970 2005-10-20 Steven Bosscher <stevenb@suse.de>
3972 PR tree-optimization/24307
3973 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3975 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3978 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3980 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3981 is ready, stop marking functions, but still mark variables.
3983 2005-10-20 Richard Guenther <rguenther@suse.de>
3986 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3989 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3991 PR rtl-optimization/23585
3992 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3993 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3994 (may_trap_p_1): New predicate extracted from...
3995 (may_trap_p): ... here. Invoke may_trap_p_1.
3996 (may_trap_or_fault_p): New predicate.
3997 * rtl.h (may_trap_or_fault_p): Declare it.
3998 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3999 instead of may_trap_p.
4000 (steal_delay_list_from_fallthrough): Likewise.
4001 (fill_simple_delay_slots): Likewise.
4002 (fill_slots_from_thread): Likewise.
4003 * function.c (pad_to_arg_alignment): Rework comment about
4004 SPARC_STACK_BOUNDARY_HACK.
4005 * config/sparc/sparc.h: Likewise.
4007 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4009 * config/s390/s390.c (s390_expand_insv): New.
4010 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4011 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4012 ("icm_hi"): Remove mode attribute.
4013 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4015 ("*extracthi", "*extractqi"): Remove.
4016 (extv<mode>", "*extzv<mode>"): New.
4017 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4018 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4020 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4022 * cfgexpand.c (discover_nonconstant_array_refs_r,
4023 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4024 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4025 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4026 discover_nonconstant_array_refs.
4028 2005-10-19 Steven Bosscher <stevenb@suse.de>
4031 * c-decl.c (pop_scope): Don't warn about an unused variable
4032 if it is marked with TREE_NO_WARNING.
4033 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4034 somenow mismatch and olddecl is to be replaced.
4036 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4039 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4040 whether registers live on the edge can be saved/restored.
4042 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4044 * config/sh/sh.c (fixup_mova): Skip notes.
4046 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4048 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4049 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4050 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4051 (s390_initial_elimination_offset): Likewise.
4052 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4053 register on TARGET_ZARCH targets.
4054 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4055 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4056 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4057 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4059 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4061 * config/s390/s390.md: Comment describing output modifiers updated.
4062 * config/s390/s390.c (print_operand): Likewise.
4064 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4066 * config/s390/s390.c (override_options): Added check for -mstack-size
4068 * doc/invoke.texi: Mention that limit in the documenation.
4070 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4073 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4075 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4077 Fix PR tree-optimization/24231
4079 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4080 (compute_avail): Ditto.
4082 2005-10-18 Richard Henderson <rth@redhat.com>
4085 * config/i386/i386.c (legitimate_constant_p): Check
4086 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4088 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4089 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4090 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4092 (print_operand_address): Likewise.
4093 * config/i386/predicates.md (x86_64_immediate_operand): Test
4094 SYMBOL_REF_TLS_MODEL properly inside CONST.
4095 (x86_64_zext_immediate_operand): Likewise.
4096 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4097 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4098 * config/i386/i386-protos.h: Remove predicates.md entries.
4100 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4102 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4103 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4105 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4106 Ian Lance Taylor <ian@airs.com>
4109 * fold-const.c (fold_widened_comparison): Do not allow range based
4110 constant folding when right operand cannot be unwidened.
4112 2005-10-17 Richard Henderson <rth@redhat.com>
4114 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4115 with a memory clobber.
4117 2005-10-17 James E Wilson <wilson@specifix.com>
4119 PR rtl-optimization/17356
4120 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4121 checking for EDGE_EH.
4123 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4125 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4126 the slot on an even boundary for any type with 16-byte alignment.
4128 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4131 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4132 after register allocation.
4134 2005-10-17 DJ Delorie <dj@redhat.com>
4136 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4139 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4142 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4145 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4147 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4148 to 2 if it's already non-zero.
4149 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4150 is set and warn about it if flag_schedule_insns is 1.
4152 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4154 * config/crx/crx.md: Compare-and-branch instructions need to
4157 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4160 * config/i386/i386.md (*pushdi2_rex64 splitter)
4161 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4162 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4163 flow2 pass only when (optimize > 0 && flag_peephole2).
4165 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4168 * gcc.c (have_c): New static variable.
4170 (process_command): Remove declation of have_c.
4171 Set have_o to 1 when handling -o.
4172 (main): Add a fatel error if there are multiple
4173 files specified and -o and -c/-S is passed witout
4174 -combine or multiple languages.
4176 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4178 Fix PR tree-optimization/22444
4179 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4180 Assert that we don't hit something with subvars.
4181 (setup_pointers_and_addressables): Don't add things with subvars,
4182 because we'll already process the subvars for aliasing purposes.
4184 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4187 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4188 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4189 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4190 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4191 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4192 swapped, alternatives for the R constraint.
4195 * builtins.c (get_builtin_sync_mode): Make unlimited
4196 mode_for_size request.
4198 2005-10-15 Richard Henderson <rth@redhat.com>
4200 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4201 (gimplify_expr): ... here.
4202 (gimplify_compound_lval): Use it in initial scan loop. Allow
4203 fb_lvalue in base expression.
4205 2005-10-15 Richard Henderson <rth@redhat.com>
4208 * builtins.c (expand_builtin_trap): Export.
4209 * expr.h (expand_builtin_trap): Declare.
4210 * expr.c (expand_assignment): Emit a trap for integral offsets
4211 from registers that weren't reduced to bitpos.
4213 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4214 (mark_array_ref_addressable): Remove.
4215 * tree-flow.h (mark_array_ref_addressable): Remove.
4216 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4218 2005-10-15 James E Wilson <wilson@specifix.com>
4221 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4222 (add_dependence_list_and_free): Likewise.
4223 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4226 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4230 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4231 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4233 (vrp_visit_phi_node): Only prevent infinite iterations when
4234 the previous result and the new result are both VR_RANGEs.
4236 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4238 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4241 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4244 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4247 2005-10-14 Per Bothner <per@bothner.com>
4249 PR preprocessor/21250
4250 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4252 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4255 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4256 overflow flags. Refactor some conditionals.
4258 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4261 * tree-dfa.c (add_referenced_var): Only look at decls which
4262 have TREE_CONSTANT or TREE_READONLY set instead of if
4263 !TREE_PUBLIC or !TREE_CONSTANT.
4265 2005-10-13 James E Wilson <wilson@specifix.com>
4267 * doc/invoke.texi: For -x, add f95-cpp-input.
4268 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4270 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4272 PR tree-optimization/24262
4273 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4274 in loop all the time.
4276 2005-10-12 Richard Henderson <rth@redhat.com>
4279 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4280 * function.c (assign_parm_find_data_types): Don't support it.
4281 * print-tree.c (print_node): Likewise.
4282 * c-common.c (handle_transparent_union_attribute): Likewise.
4283 Use build_duplicate_type.
4284 * tree-inline.c (remap_type_1): Split out of remap_type;
4285 properly remap aggregate fields.
4286 (build_duplicate_type): New.
4287 * doc/extend.texi (Variable Attributes): Remove documentation
4288 for transparent_union.
4290 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4293 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4294 (gen_stack_pointer_dec): Likewise.
4296 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4300 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4302 (struct cxx): Add adjust_class_at_definition target hook.
4303 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4304 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4305 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4306 hook_void_tree. Add to TARGET_CXX.
4307 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4309 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4310 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4311 instead of attribute. Check for dllexport override. Warn if
4312 inconsistent dll linkage. Don't lose old dllimport if decl has
4313 had address referenced. Tweak lookup of dllimport atribute.
4314 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4315 for target specific rules. Don't add dllimport attribute if
4316 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4317 dllimport attribute.
4318 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4319 * varasm.c (initializer_constant_valid_p): Replace
4320 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4324 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4325 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4326 (i[34567]86-*-mingw32*): Likewise.
4328 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4329 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4331 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4332 C++-specific code. Change return value to bool.
4333 (i386_pe_dllimport_p): Likewise.
4334 (associated_type): Simplify and make language-independent
4335 (i386_pe_encode_section_info): Replace override of ambiguous
4336 dllimport symbol refs with a gcc_assert.
4337 (i386_pe_valid_dllimport_attribute_p): Define.
4338 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4339 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4340 i386_pe_adjust_class_at_definition.
4341 * config/i386/winnt-stubs.c: New file. Define stub versions of
4342 lang-specific functions.
4343 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4344 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4345 i386_pe_adjust_class_at_definition.
4346 (i386_pe_valid_dllimport_attribute_p): Declare.
4347 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4348 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4349 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4352 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4353 dllimport attribute with test of DECL_DLLIMPORT_P.
4355 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4357 * combine.c (make_extraction): Correct offset computation.
4359 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4361 * config/cris/t-linux (LIMITS_H_TEST): Define.
4363 2005-10-12 Richard Henderson <rth@redhat.com>
4366 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4368 2005-10-12 Richard Guenther <rguenther@suse.de>
4370 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4372 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4375 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4376 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4379 2005-10-12 Richard Guenther <rguenther@suse.de>
4382 * varasm.c (output_constant): Correct typo from previous
4385 2005-10-11 Ian Lance Taylor <ian@airs.com>
4387 PR rtl-optimization/13931
4388 * combine.c: Revert patch of 2003-05-14, and:
4389 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4390 completely killed in the appropriate insn.
4391 (distribute_notes): Don't skip multiple hard register test for
4392 elim_i1 and elim_i2.
4394 2005-10-11 Richard Henderson <rth@redhat.com>
4397 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4398 to initialize a transparent union instead of a nop_expr.
4400 2005-10-11 Richard Henderson <rth@redhat.com>
4402 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4403 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4404 (tree_ssa_dce_loop): Call scev_reset.
4407 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4408 * tree-ssa-dce.c: Include cfgloop.h.
4409 (tree_ssa_dce_loop, pass_dce_loop): New.
4410 * tree-pass.h (pass_dce_loop): Declare it.
4411 * passes.c (init_optimization_passes): Use it.
4413 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4416 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4417 Only apply the optimization for rounding builtins if the inner
4418 cast is also an extension.
4420 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4423 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4424 mark_new_vars_to_rename instead of update_stmt.
4426 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4428 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4430 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4432 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4433 for setting MMX register to 0 rather than mmx.
4435 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4438 * configure.ac: Move gas check from mips specific case to common case.
4439 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4440 * configure: Regenerate
4441 * doc/install.texi: Update.
4443 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4446 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4448 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4450 * gcc.c (do_spec_1): Accept numeric characters in file name
4453 2005-10-10 Nick Clifton <nickc@redhat.com>
4455 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4456 describing the deleted arm_gen_rotated_half_load function.
4458 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4460 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4463 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4465 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4467 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4468 (EXTRA_MULTILIB_PARTS): Define.
4469 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4470 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4471 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4472 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4473 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4474 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4476 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4478 PR tree-optimization/24226
4479 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4480 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4481 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4484 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4486 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4488 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4491 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4492 Rewrite for no need for the early clobber.
4494 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4496 Merge from csl-arm-branch:
4497 2005-09-07 Paul Brook <paul@codesourcery.com>
4498 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4501 2005-04-30 Paul Brook <paul@codesourcery.com>
4502 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4503 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4505 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4506 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4507 (arm_override_options): Use TARGET_AAPCS_BASED.
4508 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4509 (PTRDIFF_TYPE): Use int for AAPCS.
4510 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4511 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4512 (DEFAULT_SHORT_ENUMS): Delete.
4513 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4515 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4516 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4517 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4518 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4520 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4521 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4523 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4524 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4526 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4527 * config.gcc (arm*-*-linux-gnueabi): Add it.
4528 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4530 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4531 * config/arm/linux-eabi.h: New file.
4532 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4533 (LINUX_TARET_LINK_SPEC): Likewise.
4534 (LINK_SPEC): Use it.
4535 * config/arm/t-linux-eabi: New file.
4537 2005-10-08 Steven Bosscher <stevenb@suse.de>
4540 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4542 (PARAM_SMS_DFA_HISTORY): Likewise.
4544 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4547 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4548 (load_register_parameters): Call it.
4549 (check_sibcall_argument_overlap_1): Likewise.
4550 (store_one_arg): Likewise.
4552 2005-10-07 James E. Wilson <wilson@specifix.com>
4554 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4555 DImode not VECINT24 for operand 2.
4558 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4562 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4563 fr_spill): Use destination_operand for operand 0.
4565 2005-10-07 DJ Delorie <dj@redhat.com>
4567 * varasm.c (output_constant): Limit error to expanding
4570 2005-10-07 Richard Guenther <rguenther@suse.de>
4573 * fold-const.c (fold_binary): Fix operand types during folding
4574 of X op (A, Y). Evaluation order of the side-effects of
4575 X and A are frontend-defined, so ensure we honour that even for
4576 tcc_comparison class operands; eased by removing duplicate code.
4578 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4580 * stor-layout.c (layout_type): Do not allow alignment of array
4581 elements to be greater than their size.
4583 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4585 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4587 (hppa*-*-linux*): Ditto.
4588 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4589 * config/host-hpux.c: New.
4590 * config/x-hpux: New.
4591 * config/pa/x-hpux: Remove.
4592 * config/pa/x-linux: Remove.
4593 * config/pa/pa-host.c: Remove.
4595 2005-10-07 Jeff Law <law@redhat.com>
4597 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4598 determine whether or not to try and thread outgoing edges.
4600 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4602 * config/rs6000/rs6000.md (eqsi_power): New.
4603 (neg_eq0si): Add TARGET_POWER to final condition.
4606 2005-10-06 Richard Henderson <rth@redhat.com>
4608 * config/rs6000/rs6000.c: Revert last change.
4610 2005-10-06 Richard Henderson <rth@redhat.com>
4612 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4613 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4615 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4619 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4620 out return_label and naked_return_label.
4622 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4624 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4627 2005-10-06 Richard Henderson <rth@redhat.com>
4630 * tree-inline.c (declare_return_variable): Handle modify_dest not
4633 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4635 Fix PR tree-optimization/22488
4636 * tree-ssa-structalias.c (check_for_overlaps): New function.
4637 (create_variable_info_for): Use it.
4639 2005-10-06 Richard Henderson <rth@redhat.com>
4642 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4643 (dwarf2out_start_source_file): Print it.
4645 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4647 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4649 2005-10-06 Richard Henderson <rth@redhat.com>
4652 * mode-switching.c (optimize_mode_switching): Clear transp bit
4653 for block with incomming abnormal edges.
4655 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4656 (fpscr_set_from_mem): Use them.
4657 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4658 (fpscr postinc splitters): Rewrite as peephole2+split.
4660 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4662 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4663 (eq<mode>_compare): Same.
4665 2005-10-06 Richard Guenther <rguenther@suse.de>
4667 PR tree-optimization/24238
4668 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4670 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4672 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4673 here. Use AC_PATH_PROG for environment variables instead of
4675 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4677 * configure: Regenerated.
4679 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4682 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4683 then force it into a register.
4684 (call_value): Likewise.
4686 2005-10-06 Richard Henderson <rth@redhat.com>
4689 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4690 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4691 under pass_vectorize.
4693 2005-10-05 Devang Patel <dpatel@apple.com>
4696 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4697 handling constants. Check NAMESPACE_DECL context for constants.
4699 2005-10-05 Eric Christopher <echristo@apple.com>
4701 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4703 2005-10-05 Richard Henderson <rth@redhat.com>
4706 * tree-cfg.c (mark_array_ref_addressable_1): New.
4707 (mark_array_ref_addressable): New.
4708 * tree-flow.h (mark_array_ref_addressable): Declare.
4709 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4711 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4715 * reload.c (subst_reloads): When adding a REG_LABEL to a
4716 jump instruction, also update JUMP_LABEL.
4718 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4720 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4721 * bb-reorder.c (copy_bb_p): Use it.
4722 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4724 2005-10-05 Richard Henderson <rth@redhat.com>
4727 * toplev.c (process_options): Warn about unsupported combinations
4728 of unwind tables and omit-frame-pointer.
4729 * config/i386/i386.c (override_options): Similarly. Enable
4730 accumulate-outgoing-args if not explicitly disabled.
4732 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4734 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4735 Handle big endian vs. small endian.
4736 (vec_initv2sf): Handle big endian vs. small endian.
4737 (*vec_extractv2sf_1): Ditto.
4739 2005-10-05 Dale Johannesen <dalej@apple.com>
4741 * convert.c (convert_to_real): Don't convert
4742 (float)floor(double d) to floorf((float)d).
4744 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4746 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4748 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4750 PR tree-optimization/18587
4751 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4752 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4753 build_vuses): Change to VEC type.
4754 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4755 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4756 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4757 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4758 (get_name_decl): New. Return DECL_UID of base variable.
4759 (operand_build_cmp): New. qsort comparison routine.
4760 (operand_build_sort_virtual): New. Sort virtual build vector.
4761 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4762 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4763 (FINALIZE_BASE): Use get_name_decl.
4764 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4765 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4766 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4767 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4768 direct VEC_* manipulations.
4769 (build_ssa_operands): Call operand_build_sort_virtual.
4770 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4771 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4772 with direct VEC_* manipulations.
4773 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4774 with direct VEC manipulations.
4776 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4778 PR tree-optimization/21419
4779 PR tree-optimization/24146
4780 PR tree-optimization/24151
4782 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4783 (build_asm_expr): Call it if outputs are read-only.
4784 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4786 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4787 Paolo Bonzini <bonzini@gnu.org>
4791 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4792 enable the instructions and not just the built-ins.
4793 * doc/invoke.texi (x86 Options): Likewise.
4795 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4797 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4799 * doc/invoke.texi (Option Summary): Correct spelling
4800 of -mmacosx-version-min.
4802 2005-10-04 Devang Patel <dpatel@apple.com>
4804 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4807 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4809 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4810 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4812 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4814 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4815 ("TE","tg"): New mode attributes.
4816 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4817 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4818 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4819 dword_mode and one for GPRmode.
4821 2005-10-04 Ian Lance Taylor <ian@airs.com>
4823 PR preprocessor/13726
4824 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4825 any comments passed in.
4827 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4829 * tree.c (annotate_with_file_line): Fix typo.
4831 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4834 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4835 type used to access data in the inlined length == 1 case, use
4836 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4837 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4839 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4841 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4842 TARGET_SSE3 and only for TARGET_80387.
4843 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4844 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4845 Do not depend on TARGET_80387.
4847 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4849 * tree.c (last_annotated_node): Change type to location_t*.
4850 (annotate_with_file_line): Reflect the change of
4851 last_annotated_node type.
4853 2005-10-04 Richard Guenther <rguenther@suse.de>
4856 * c-decl.c (grokdeclarator): Don't write to fields
4859 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4862 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4864 * varasm.c (make_decl_rtl): If a register variable does not
4865 have a set user assmbler name, error out.
4866 Decode the asmspec is now name+1 bypassing '*'.
4868 2005-10-04 Steven Bosscher <stevenb@suse.de>
4870 PR tree-optimization/23049
4871 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4872 of a COND_EXPR is folded before calling fold on the whole rhs of a
4873 conditional assignment.
4874 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4875 document that a COND_EXPR may appear there.
4877 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4880 * tree-vrp.c (extract_range_from_assert): If the new numeric
4881 range created out of the assertion contradicts the existing
4882 numeric range of the ASSERT_EXPR variable, make the new range
4885 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4887 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4888 from T_REGS to FP register class.
4890 2005-10-03 Richard Henderson <rth@redhat.com>
4893 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4894 before creating a new one.
4896 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4898 * config/rs6000/t-aix43 (LDFLAGS): New.
4899 * config/rs6000/t-aix52 (LDFLAGS): New.
4901 2005-10-03 Ian Lance Taylor <ian@airs.com>
4903 * gimplify.c (find_single_pointer_decl_1): New static function.
4904 (find_single_pointer_decl): New static function.
4905 (internal_get_tmp_var): For a formal variable, set restrict base
4906 information if appropriate.
4907 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4909 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4910 (DECL_GET_RESTRICT_BASE): Define.
4911 (SET_DECL_RESTRICT_BASE): Define.
4912 (decl_restrict_base_lookup): Declare.
4913 (decl_restrict_base_insert): Declare.
4914 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4915 * tree.c (restrict_base_for_decl): New static variable.
4916 (init_ttree): Initialize restrict_base_for_decl.
4917 (copy_node_stat): Copy restrict base information.
4918 (decl_restrict_base_lookup): New function.
4919 (decl_restrict_base_insert): New function.
4920 (print_restrict_base_statistics): New static function.
4921 (dump_tree_statistics): Call print_restrict_base_statistics.
4923 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4926 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4927 case of anti-ranges.
4929 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4932 * c-typeck.c (tagged_tu_seen): Rename to ...
4933 (tagged_tu_seen_cache): this and add val field.
4934 (comptypes): Move functional to comptypes_internal
4935 and free tagged_tu_seen.
4936 (comptypes_internal): New function and call comptypes_internal
4937 instead of comptypes. Speed up by sibcalling
4938 tagged_types_tu_compatible_p.
4939 (alloc_tagged_tu_seen): New function
4940 (free_all_tagged_tu_seen_up_to): New function.
4941 (tagged_types_tu_compatible_p): Return the val of the seen two
4943 Add that the two types are the same to tagged_tu_seen_base
4944 if they are and call comptypes_internal instead of comptypes.
4945 <case UNION_TYPE>: Speed up common type where the fields are
4947 (function_types_compatible_p): Call comptypes_internal instead of
4949 (type_lists_compatible_p): Likewise.
4950 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4952 2005-10-02 Matthias Klose <doko@debian.org>
4954 * doc/invoke.texi: Fix typo and speling error.
4956 2005-10-01 Richard Henderson <rth@redhat.com>
4958 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4960 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4962 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4963 using --start-group and --end-group.
4965 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4967 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4968 FIXME note regarding quirky semantics.
4970 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4973 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4974 non-null range as a last resort.
4976 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4977 Diego Novillo <dnovillo@redhat.com>
4980 * tree-vrp.c (extract_range_from_assert): For !=
4981 assertions, only build an anti-range if LIMIT is a
4982 single-valued range.
4984 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4986 * arm.md (movqi): On thumb when optimizing, handle loading from
4987 memory by describing this as taking a subreg of a zero-extended load
4988 into an SImode register.
4991 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4993 * reload1.c (merge_assigned_reloads): Do not change any
4994 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4996 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4998 * Makefile.in (LIPO_FOR_TARGET): Define.
4999 (STRIP_FOR_TARGET): Define.
5001 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5002 before creating new ones. Do symlinks before creating the actual
5005 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5006 to work out which multilibs are actually being built.
5008 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5010 * tree-vect-transform.c, config/ms1/ms1.md,
5011 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5012 Follow spelling conventions.
5013 * doc/invoke.texi, doc/md.texi: Fix typos.
5015 2005-09-30 Andrew Macleod <amacleod@redat.com>
5017 PR tree-optimization/21430
5018 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5019 use operands, and set stmt pointer if need be.
5020 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5021 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5024 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5027 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5029 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5031 * optabs.c (expand_binop): Initialize first_pass_p.
5033 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5036 * c-decl.c (c_write_global_declarations_1): If any
5037 wrapup_global_declaration_2 call returned true, restart the loop.
5039 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5041 Fix PR tree-optimization/24117
5042 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5043 before considering whether to use anyoffset.
5045 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5049 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5051 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5053 (swap_commutative_operands_with_target): New.
5055 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5058 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5061 2005-09-29 Steven Bosscher <stevenb@suse.de>
5063 PR tree-optimization/23911
5064 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5065 and IMAGPART_EXPR too.
5067 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5070 * expmed.c (expand_shift): Move logic to reverse rotation
5071 direction when rotating by constants ...
5072 * optabs.c (expand_binop): ... here.
5073 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5074 (ix86_rotrdi3): New pattern.
5075 (rotldi3): Handle 32-bit mode.
5076 (ix86_rotldi3): New pattern.
5078 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5081 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5082 check for numbers that need no bit twiddle.
5084 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5086 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5087 multilib to be built.
5089 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5090 (stage1-start): Delete old libgcc and libunwind before moving
5091 anything into the stage directory.
5092 (stage2-start): Likewise.
5093 (stage3-start): Likewise.
5094 (stage4-start): Likewise.
5095 (stageprofile-start): Likewise.
5096 (stagefeedback-start): Likewise.
5097 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5098 header in tm_file and CPU-specific t-darwin in tmake_file.
5099 (i[34567]86-*-darwin*): Don't change tm_file.
5100 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5101 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5102 shared library stub for target OS version.
5103 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5104 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5105 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5106 (libgcc_s.%.dylib): New.
5108 (install-darwin-libgcc-stubs): New.
5109 (INSTALL_LIBGCC): New append.
5110 * config/i386/darwin-libgcc.10.4.ver: New.
5111 * config/i386/darwin-libgcc.10.5.ver: New.
5112 * config/i386/t-darwin: New.
5113 * config/rs6000/darwin-libgcc.10.4.ver: New.
5114 * config/rs6000/darwin-libgcc.10.5.ver: New.
5115 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5116 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5118 2005-09-28 Paul Brook <paul@codesourcery.com>
5120 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5123 2005-09-28 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/23853
5126 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5127 host_integerp to verify misalignment value.
5129 2005-09-28 Richard Henderson <rth@redhat.com>
5131 * builtins.c (get_builtin_sync_mode): New.
5132 (expand_builtin_sync_operation): Pass in mode argument.
5133 (expand_builtin_compare_and_swap): Likewise.
5134 (expand_builtin_lock_test_and_set): Likewise.
5135 (expand_builtin_lock_release): Likewise.
5136 (expand_builtin): Update to match.
5138 2005-09-28 Nick Clifton <nickc@redhat.com>
5140 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5141 formatting. Add check to PLUS case to ensure that the offset is
5142 within an acceptable range.
5144 * config/v850/v850.md (casesi): Disable the generation of the
5145 switch pattern as it is not being handled properly at the moment.
5147 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5148 for when the high words are identical.
5150 2005-09-27 Richard Henderson <rth@redhat.com>
5152 * pretty-print.c (pp_base_format): Fix typo for %>.
5154 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5155 Devang Patel <dpatel@apple.com>
5157 PR tree-optimization/23625
5158 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5159 LABEL_EXPR, assertion check.
5161 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5163 * optabs.c (no_conflict_move_test): Check if a result of a
5164 to-be-moved insn would be clobbered by an originally
5167 2005-09-27 Jeff Law <law@redhat.com>
5169 * passes.c (init_optimization_passes): Replace copy propagation
5170 passes immediately after DOM with phi-only copy propagation
5171 pases. Add phi-only copy propagation pass after first DOM pass.
5172 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5173 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5174 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5175 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5176 to init_copy_prop. Callers updated.
5177 (do_phi_only_copy_prop): New function.
5178 (pass_phi_only_copy_prop): New pass descriptor.
5180 2005-09-27 Nick Clifton <nickc@redhat.com>
5182 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5184 2005-09-26 Jason Merrill <jason@redhat.com>
5187 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5189 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5191 2005-09-26 James E Wilson <wilson@specifix.com>
5193 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5194 copyright. Add gcc copyright plus libgcc exception.
5195 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5197 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5199 2005-09-26 Jeff Law <law@redhat.com>
5201 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5202 about when to iterate.
5204 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5207 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5208 for __complex__ double in -mcpu=G5 mode.
5210 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5212 PR tree-optimization/23942
5213 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5214 * tree-scalar-evolution.c: Include params.h.
5216 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5217 follow_ssa_edge_in_condition_phi_branch,
5218 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5219 Change return type to t_bool. Use a parameter to limit the size of
5220 trees that are walked before stopping
5221 (analyze_evolution_in_loop): Initialize the limit to 0.
5222 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5223 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5225 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5228 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5229 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5231 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5233 * combine.c (make_extraction): Check for valid use of subreg.
5235 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5238 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5239 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5240 ("fist<mode>2_with_temp"): Use only register operands.
5242 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5244 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5245 CALL_INSN_FUNCTION_USAGE.
5247 2005-09-26 Richard Guenther <rguenther@suse.de>
5250 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5251 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5252 (ldst_entry): Use the hashtable instead of list-walking.
5253 (find_rtx_in_ldst): Likewise.
5254 (free_ldst_entry): Free the hashtable.
5255 (compute_ld_motion_mems): Create the hashtable.
5256 (trim_ld_motion_mems): Remove entry from hashtable if
5257 removing it from list.
5258 (compute_store_table): Likewise^2.
5259 (store_motion): Free hashtable in case we did not see
5262 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5264 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5265 and arg1 if we are passing them to fold_build2.
5267 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5270 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5273 2005-09-25 Richard Henderson <rth@redhat.com>
5275 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5276 SYMBOL_REF_TLS_MODEL to be correct.
5278 2005-09-24 Richard Henderson <rth@redhat.com>
5280 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5281 end of function. Reindent.
5283 2005-09-24 Ian Lance Taylor <ian@airs.com>
5285 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5286 NEGATE_EXPR/BIT_NOT_EXPR case.
5288 2005-09-24 Richard Henderson <rth@redhat.com>
5290 * c-common.c (handle_mode_attribute): When not modifying in place,
5291 create subtypes for enumerations.
5292 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5293 * gimplify.c (create_tmp_from_val): Likewise.
5295 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5297 * config/i386/i386.md (*tls_global_dynamic_64,
5298 *tls_local_dynamic_base_64): Add missing mode to call.
5299 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5301 2005-09-24 Jan Hubicka <jh@suse.cz>
5303 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5304 (cgraph_clone_node): Likewise.
5305 * cgraph.h (cgraph_clone_edge): Update prototype.
5306 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5307 duplicated prototypes; add updating argument.
5308 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5309 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5311 (cgraph_mark_inline_edge): Likewise.
5312 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5313 (cgraph_flatten_node): Likewise.
5314 (cgraph_decide_recursive_inlining): Likewise.
5315 (cgraph_decide_inlining_of_small_function): Likewise.
5316 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5318 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5319 Pete Steinmetz <steinmtz@us.ibm.com>
5321 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5322 (rldic.): Set type to "compare".
5324 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5325 mfjmpr for MFCTR/MFLR.
5326 (movdf_hardfloat64): Same.
5327 (movdf_softfloat64): Same. Correct order of store and move types.
5328 (movti_string): Set type to store_ux/load_ux.
5329 (load_multiple): Set type to load_ux.
5330 (store_multiple): Set type to store_ux.
5331 (movmemsi): Set type to store_ux.
5332 (output_cbranch direct_return): Set type to jmpreg.
5333 (stmw): Set type to store_ux.
5334 (lmw): Set type to load_ux.
5335 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5336 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5337 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5338 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5339 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5340 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5341 (rios1-fpstore): Increase latency to 3.
5342 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5343 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5345 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5346 Andrew Pinski <pinskia@physics.uc.edu>
5348 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5349 operand2 constraint to "b".
5350 (sync_<fetchop_name>di_internal): Same.
5351 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5353 (sync_old_<fetchop_name>di_internal): Same.
5354 (sync_new_<fetchop_name>si_internal): Same.
5355 (sync_new_<fetchop_name>di_internal): Same.
5357 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5360 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5361 case, define as macros.
5363 PR rtl-optimization/23837
5364 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5365 clobber / clobber match between dest and p->first.
5367 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5368 (no_conflict_move_test): Update comments.
5370 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5372 * doc/install.texi: Update URL for Jacks.
5373 * doc/sourcebuild.texi: Likewise.
5375 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5378 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5379 registers when choosing register preferences.
5380 (movdf_hardfloat64): Same.
5382 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5384 * expmed.c (expand_shift): Don't use the target of the rotate as
5385 target for the first expanded shift insn.
5386 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5388 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5390 PR tree-optimization/22438
5391 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5392 preserved iv rhs rewriting specially.
5394 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5396 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5397 estimate_only is true.
5398 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5399 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5400 tree-ssa-structalias.c
5401 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5402 ref_contains_indirect_ref.
5403 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5405 2005-09-21 DJ Delorie <dj@redhat.com>
5407 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5409 (mn10300_return_in_memory): Support variable size types also.
5410 (mn10300_pass_by_reference): Likewise.
5411 (mn10300_function_value): New.
5412 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5413 (FUNCTION_OUTGOING_VALUE): Likewise.
5414 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5415 * doc/invoke.texi: Document it.
5417 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5420 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5421 force integer op1 into register for XFmode compares.
5423 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5426 * expmed.c (alg_code): Add alg_impossible.
5427 (alg_hash_entry): Add cost.
5428 (synth_mult): Record alg_impossible in the hash table if
5429 multiplication by a given integer is impossble within the
5430 limit. Speed up using alg_impossible.
5432 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5434 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5435 argument. Allow and set any offset if needs_anyoffset is passed
5437 (get_constraint_for): Add argument here too.
5439 (do_structure_copy): Pass NULL to get_constraint_for.
5440 (handle_ptr_arith): Ditto.
5441 (find_func_aliases): Ditto.
5443 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5445 PR rtl-optimization/23898
5446 * output.h (get_attr_min_length): Declare.
5447 * final.c (get_attr_length_1): New function, broken out of:
5449 (get_attr_min_length): New function.
5450 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5451 (duplicate_computed_gotos): Likewise.
5452 * genattr.c (insn_min_length): Generate declaration.
5453 * genattrtab.c (min_fn, min_attr_value): New functions.
5454 (make_length_attrs): Generate insn_min_length.
5456 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5458 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5460 2005-09-20 Richard Henderson <rth@redhat.com>
5462 PR tree-optimization/24059
5463 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5466 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5468 * c.opt (fextended-identifiers): New.
5469 * c-opts.c (c_common_handle_option): Handle
5470 -fextended-identifiers.
5471 * doc/cpp.texi: Update documentation of extended identifiers.
5472 * doc/cppopts.texi (-fextended-identifiers): Document.
5474 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5476 PR tree-optimization/23929
5477 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5480 PR tree-optimization/23818
5481 * tree-stdarg.c (execute_optimize_stdarg): Call
5482 calculate_dominance_info.
5484 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5486 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5487 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5488 (compute_overlap_steps_for_affine_1_2): Use
5489 get_number_of_iters_for_loop.
5490 (analyze_subscript_affine_affine): Check whether difference is
5492 Use get_number_of_iters_for_loop.
5493 Check whether overlap occurs outside of bounds.
5494 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5496 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5498 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5499 base register if possible.
5501 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5503 PR tree-optimization/18463
5504 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5505 converting it directly is not possible.
5506 (chrec_convert_aggressive): New function.
5507 * tree-chrec.h (chrec_convert_aggressive): Declare.
5508 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5509 Fold chrec conversions aggressively if asked to.
5510 (instantiate_parameters): Modified because of changes in
5511 instantiate_parameters_1.
5513 2005-09-19 Richard Henderson <rth@redhat.com>
5515 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5516 (reduc_splus_v2df): New.
5518 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5520 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5521 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5523 2005-09-19 Richard Henderson <rth@redhat.com>
5525 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5528 2005-09-19 Richard Henderson <rth@redhat.com>
5530 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5531 (ia64_expand_dot_prod_v8qi): New.
5532 * config/ia64/ia64-protos.h: Update.
5533 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5534 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5535 sdot_prodv8qi, sdot_prodv4hi): New.
5536 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5538 2005-09-19 Richard Henderson <rth@redhat.com>
5541 * real.c (exact_real_truncate): Return false if the format cannot
5542 represent the number as a normal.
5544 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5545 for a memory source.
5547 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5549 * tree-ssa-operands.c (swap_tree_operands): Export.
5550 * tree.h (swap_tree_operands): Declare.
5551 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5552 Call swap_tree_operands.
5554 2005-09-19 Richard Henderson <rth@redhat.com>
5556 * tree-flow.h (merge_alias_info): Declare.
5557 * tree-ssa-copy.c (merge_alias_info): Export.
5558 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5559 (vect_create_data_ref_ptr): Use create_iv directly.
5560 (vectorizable_load): Use correct types for integer constants.
5561 (vect_generate_tmps_on_preheader): Likewise.
5562 (vect_gen_niters_for_prolog_loop): Likewise.
5564 2005-09-19 Steven Bosscher <stevenb@suse.de>
5566 PR rtl-optimization/23943
5567 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5569 2005-09-18 Jan Hubicka <jh@suse.cz>
5571 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5573 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5575 * varasm.c (output_constant): Do not abort on conversions to union
5576 types between different sizes.
5578 2005-09-18 Richard Guenther <rguenther@suse.de>
5581 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5584 2005-09-18 Paul Brook <paul@codesourcery.com>
5586 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5588 2005-09-17 Richard Henderson <rth@redhat.com>
5590 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5591 * tree-ssa-loop.c (pass_vect_dce): Remove.
5592 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5595 2005-09-17 Richard Henderson <rth@redhat.com>
5597 * tree-pass.h (pass_vect_dce): Declare.
5598 * passes.c (init_optimization_passes): Add it.
5599 * tree-flow.h (tree_ssa_dce): Declare.
5600 * tree-ssa-dce.c (tree_ssa_dce): Export.
5601 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5602 (gate_tree_vectorize): ... here.
5603 (pass_vect_dce): New.
5605 2005-09-17 Jan Hubicka <jh@suse.cz>
5607 * except.c (struct eh_status): Turn region_array into vec.
5608 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5609 convert_from_eh_region_ranges, find_exception_handler_labels,
5610 current_function_has_exception_handlers, assign_filter_values,
5611 build_post_landing_pads, dw2_build_landing_pads,
5612 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5613 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5614 foreach_reachable_handler, can_throw_internal_1,
5615 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5617 (duplicate_eh_region_1): Update region_array.
5618 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5620 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5623 * expmed.c (expand_mult): Substitute simple register for op0 when
5626 2005-09-17 Richard Henderson <rth@redhat.com>
5628 * expr.c (emit_move_via_integer): Add force argument, pass it on
5629 to emit_move_change_mode. Update callers.
5630 (emit_move_complex): Pass true to new force argument.
5631 * function.c (expand_function_end): Move expand_eh_return call
5632 earlier. Merge sub-word complex values into a pseudo before
5633 copying to the return hard register.
5635 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5637 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5638 between different sizes.
5640 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5644 * passes.c (init_optimization_passes): Register dump files for
5647 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5649 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5650 * config/s390/s390.c (s390_overlap_p): New function.
5651 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5652 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5655 2005-09-16 Richard Guenther <rguenther@suse.de>
5657 * ipa-pure-const.c (static_execute): Free auxiliar information.
5658 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5659 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5661 2005-09-15 DJ Delorie <dj@redhat.com>
5663 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5665 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5667 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5669 (swap_commutative_operands_with_target): New.
5671 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5673 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5676 (estimate_iters_using_array): New function.
5677 * tree-data-ref.h (estimate_iters_using_array): Prototype
5678 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5679 Use estimate_iters_using_array instead of analyze_array.
5681 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5683 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5686 2005-09-15 Michael Matz <matz@suse.de>
5688 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5690 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5692 PR tree-optimization/23835
5693 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5694 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5696 2005-09-14 Richard Henderson <rth@redhat.com>
5698 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5699 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5701 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5703 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5704 in the ARRAY_TYPE case.
5706 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5708 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5710 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5713 * tree-vect-transform.c (vectorizable_operation): Return false for
5714 scalar shift operations and for vector shift operations with
5715 non-invariant shift arguments. Use scalar tree operand op1 as
5716 a shift operand when vector shift insn pattern uses scalar shift
5718 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5720 2005-09-14 Olivier Hainque <hainque@adacore.com>
5722 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5723 value if it has side-effects.
5725 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5728 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5730 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5732 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5733 passed as NAME as if it were label at start of function code.
5735 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5737 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5740 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5742 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5743 as early clobber. Rewrite so the PIC register is not implicitly used.
5745 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5747 * tree.c (annotate_with_file_line): Compare line numbers before
5750 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5753 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5754 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5756 2005-09-13 Ian Lance Taylor <ian@airs.com>
5758 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5759 than a HOST_WIDEST_INT to gen_doloop_begin.
5761 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5763 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5765 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5767 PR tree-optimize/23817
5768 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5770 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5773 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5774 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5775 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5776 (restore_stack_nonlocal): Likewise.
5777 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5779 2005-09-12 Ian Lance Taylor <ian@airs.com>
5782 * c.opt (ffriend-injection): New C++ option.
5783 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5784 (C++ Dialect Options): Document -ffriend-injection.
5786 2005-09-12 Josh Conner <jconner@apple.com>
5789 * ipa-reference.c (static_execute): Don't mark variables in
5790 named sections TREE_READONLY.
5792 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5794 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5797 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5799 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5800 V_MUST_DEF instead of just the first_use_p.
5801 Don't mark the virtual variables for renaming on the statement which
5803 (pass_dse): Remove TODO_update_ssa.
5805 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5808 * stor-layout.c (compute_record_mode): For records with a single
5809 field, actually check the field's mode size against the type size.
5811 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5812 registers for TARGET_SHMEDIA.
5813 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5814 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5815 of GENERAL_REGS and FP_REGS.
5817 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5819 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5821 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5823 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5824 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5825 are omitted. Exclude stack_tie insn too.
5827 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5829 PR rtl-optimization/23098
5830 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5832 * config/rs6000/rs6000.md (movdf splitter): Use
5833 const_double_operand predicate for TARGET_POWERPC64.
5834 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5835 SYMBOL_REF method to ABI_V4.
5837 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5838 replace_equiv_address.
5839 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5840 rs6000_sr_alias_set and MEM_NOTRAP.
5841 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5843 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5845 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5846 handle CALL_EXPR again.
5848 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5850 * arm/predicates.md (alignable_memory_operand): Delete.
5852 2005-09-10 Richard Henderson <rth@redhat.com>
5855 * dbxout.c (dbxout_expand_expr): New.
5856 (dbxout_symbol): Use it.
5858 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5860 * arm.c (arm_gen_rotated_half_load): Delete.
5861 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5862 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5863 (thumb_set_return_address): Likewise.
5864 (thumb_load_double_from_address): Use adjust_address.
5865 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5866 (extendhsisi2_mem, movhi_bytes): Use change_address.
5867 (movhi): Use widen_memory_access.
5868 (reload_out_df): Use replace_equiv_address.
5869 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5871 2005-09-09 Richard Henderson <rth@redhat.com>
5874 * dbxout.c: Include expr.h.
5875 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5876 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5877 * Makefile.in (dbxout.o): Add EXPR_H.
5879 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5881 PR tree-optimization/23509
5882 * tree-cfg.c (replace_uses_by): Use replace_exp.
5883 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5884 pointers have name_mem_tag or type_mem_tag set.
5886 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5888 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5889 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5890 of wrongly accessing operands.
5892 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5894 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5895 * tree-chrec.c: Include tree-scalar-evolution.h.
5896 (chrec_convert): Instantiate the base and step before calling
5897 scev_probably_wraps_p that would fail on parametric evolutions.
5898 Collect all the fails into a single section failed_to_convert,
5899 print a diagnostic, and return chrec_dont_know instead of calling
5901 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5902 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5904 (scev_const_prop): Don't replace the definition of a loop closed ssa
5905 phi node by itself, or by another loop closed ssa phi node.
5906 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5907 that base and step are defined.
5909 2005-09-09 Richard Guenther <rguenther@suse.de>
5912 * fold-const.c (fold_ternary): Check truth_value_p before
5913 calling invert_truthvalue.
5915 2005-09-09 Nick Clifton <nickc@redhat.com>
5917 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5918 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5919 dimension of these arrays.
5920 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5922 * longlong.h: Only provide a prototype for the __clz_tab[] array
5923 if this header has not been included from libgcc2.h.
5924 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5926 Provide prototypes for exported functions.
5927 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5930 2005-09-08 Josh Conner <jconner@apple.com>
5934 * expr.c (expand_expr_addr_expr_1): Don't invoke
5935 expand_simple_binop for EXPAND_INITIALIZER.
5937 2005-09-08 Richard Henderson <rth@redhat.com>
5940 * toplev.c (wrapup_global_declaration_1): Split out ...
5941 (wrapup_global_declaration_2): ... from ...
5942 (wrapup_global_declarations): ... here. Return bool.
5943 (check_global_declaration_1): Split out ...
5944 (check_global_declarations): from here.
5945 (emit_debug_global_declarations): New.
5946 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5947 check_global_declaration_1, emit_debug_global_declarations): Declare.
5948 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5949 of decls. Call wrapup_global_declaration_1,
5950 wrapup_global_declaration_2, check_global_declaration_1 directly.
5951 (c_write_global_declarations_2): New.
5953 (c_write_global_declarations): Call c_write_global_declarations_2.
5954 * langhooks.c (write_global_declarations): Call
5955 emit_debug_global_declarations.
5957 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5958 remove decls that have DECL_RTL_SET_P.
5959 * passes.c (rest_of_decl_compilation): Invoke
5960 cgraph_varpool_finalize_decl for all but functions.
5962 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5964 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5965 the result of a conversion if the new min and max cannot be compared.
5967 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5969 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5970 (override_options): Setting s390_sr_alias_set removed.
5971 (save_fpr, save_gprs): Set alias set to vararg or frame.
5972 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5973 s390_sr_alias_set with get_frame_alias_set ().
5974 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5975 get_varargs_alias_set ().
5977 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5981 * c-parser.c (c_parser_objc_method_definition): If the next
5982 token is not "{", error out and don't start the function.
5984 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5986 * tree-vrp.c (extract_range_from_expr): Move the check for non
5987 nullness after the check for gimple invariant.
5989 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5991 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5993 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5996 * config/m32r.md (movmemsi_internal): Canonicalize order of
5997 operands in PLUS component of template.
5999 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6001 * reload1.c (fixup_eh_region_note): Remove assertion.
6002 (fixup_abnormal_edges): Reverted removal of call to
6003 find_many_sub_basic_blocks made on 2005-08-31.
6005 2005-09-07 Richard Henderson <rth@redhat.com>
6007 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6008 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6009 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6010 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6011 rearrange for better packing.
6012 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6013 (lookup_cfa_1): Remove inline marker.
6014 (cfa_equal_p): Split out of ...
6015 (def_cfa_1): ... here. Use INVALID_REGNUM.
6016 (build_cfa_loc): Handle !cfa->indirect.
6017 (frame_pointer_cfa_offset): New.
6018 (dbx_reg_number): Assert register elimination performed; do
6019 leaf register remapping.
6020 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6021 (eliminate_reg_to_offset): New.
6022 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6023 for verifiably local stack frame addresses; re-base to CFA.
6024 (mem_loc_descriptor): Remove can_use_fbreg argument.
6025 (concat_loc_descriptor, loc_descriptor): Likewise.
6026 (containing_function_has_frame_base): Remove.
6027 (rtl_for_decl_location): Don't do register elimination or
6028 leaf register remapping here.
6029 (secname_for_decl): Split out from ..
6030 (add_location_or_const_value_attribute): ... here.
6031 (convert_cfa_to_loc_list): New.
6032 (compute_frame_pointer_to_cfa_displacement): New.
6033 (gen_subprogram_die): Use them.
6034 * tree.h (frame_base_decl): Remove.
6035 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6036 (prologue_stack_adjust): Remove.
6037 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6038 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6039 (set_frame_base_location): Remove.
6040 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6041 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6042 (vt_add_function_parameters): Don't eliminate_regs.
6043 (vt_initialize): Don't create frame_base_decl.
6045 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6047 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6048 version of GNU binutils for 4.x and later.
6050 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6052 * ggc-page.c (ggc_push_context): Remove.
6053 (ggc_pop_context): Likewise.
6054 * ggc.h (ggc_push_context): Remove.
6055 (ggc_pop_context): Likewise.
6057 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6060 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6061 returning from an interrupt handler.
6063 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6066 * config/arc/arc.c (output_shift): Add check for loop count when
6069 2005-09-06 Steven Bosscher <stevenb@suse.de>
6071 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6073 (abs_replacement): Likewise.
6074 (pass_phiopt): Remove TODO_update_ssa.
6076 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6079 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6080 if "return with no value, in function returning non-void" warning
6082 * tree-cfg.c (execute_warn_function_return): Don't look at
6083 RETURN_EXPRs with TREE_NO_WARNING set.
6086 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6087 for internal functions doesn't use registers used by global registers
6088 variables. Use fewer register parameters if there are global register
6091 2005-09-06 Olivier Hainque <hainque@adacore.com>
6092 Eric Botcazou <ebotcazou@adacore.com>
6095 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6096 when we would be extracting outside its bit span (bitpos+bitsize
6097 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6098 Ada unchecked conversions.
6100 2005-09-06 Steven Bosscher <stevenb@suse.de>
6102 * tree-ssa-pre.c (try_look_through_load): New function.
6103 (compute_avail): Use it to try to look through loads for some
6104 more useful expressions.
6106 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6108 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6109 condition for detecting cases like (a&a) and (a^a).
6111 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6113 * common.opt: Add option ftree-vect-loop-version.
6114 * params.def: Add --param vect-max-version-checks.
6115 * doc/invoke.texi: Document ftree-vect-loop-version and
6116 --param vect-max-version-checks.
6117 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6118 may_misalign_stmts and defines for accessors.
6119 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6120 LOOP_VINFO_MAY_MISALIGN_STMTS.
6121 (destroy_loop_vec_info): VEC_free for
6122 LOOP_VINFO_MAY_MISALIGN_STMTS.
6123 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6124 Update documentation.
6125 (vect_update_misalignment_for_peel): New.
6126 (vect_enhance_data_refs_alignment): Update to choose loop
6127 peeling or loop versioning if appropriate for the (potentially)
6128 unaligned data references in the loop.
6129 (vect_analyze_data_refs_alignment): Remove call to
6130 vect_enhance_data_refs_alignment so the checks can be done
6132 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6133 and move up call to vect_analyze_data_refs_alignment.
6134 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6135 (vect_transform_loop): Add call to loop_version.
6137 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6139 PR rtl-optimization/23098
6140 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6141 * simplify-rtx.c (constant_pool_reference_p): New function.
6142 * rtl.h (constant_pool_reference_p): New prototype.
6143 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6144 constant_pool_reference_p in condition and
6145 avoid_constant_pool_reference in preparation statements.
6147 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6149 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6150 STRICT_LOW_PART SETs.
6152 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6155 * except.c (sjlj_emit_function_enter): Find the function begin
6156 note even when it's not in first basic block.
6158 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6160 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6161 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6162 * aclocal.m4: Regenerate.
6164 2005-09-05 DJ Delorie <dj@redhat.com>
6166 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6169 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6171 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6172 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6173 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6174 Follow spelling conventions.
6175 * doc/invoke.texi: Follow spelling conventions.
6177 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6179 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6180 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6181 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6183 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6186 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6187 (output_stack_adjust): Use gen_tmp_stack_mem.
6188 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6189 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6190 (sh_get_pr_initial_val): Likewise.
6191 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6192 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6193 * sh.md (divsi_inv_m0): Use gen_const_mem.
6194 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6195 (movdf_i4+1): Use gen_tmp_stack_mem.
6196 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6197 (fpu_switch+2): Likewise.
6198 (movv4sf_i, movv16sf_i): Use adjust_address.
6199 (symGOT_load): Set MEM_NOTRAP_P bit.
6201 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6204 * pa.c (emit_move_sequence): Fix typo in last change.
6206 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6208 PR rtl-optimization/23454
6209 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6212 2005-09-03 Richard Henderson <rth@redhat.com>
6213 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6216 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6219 2005-09-02 Nicolas Pitre <nico@cam.org>
6221 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6222 to bit_count to 32 bits.
6224 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6227 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6228 generating synthetic loads from volatile lvalues.
6230 005-09-02 Nick Clifton <nickc@redhat.com>
6232 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6233 __ctzhi2, __clzhi2): New functions.
6235 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6238 * tree-nested.c (struct var_map_elt): Mark with GTY.
6239 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6241 (lookup_field_for_decl): Allocate new element in GC memory.
6242 (lookup_tramp_for_decl): Likewise.
6243 (convert_nl_goto_reference): Likewise
6244 (create_nesting_tree): Allocate info in GC memory. Likewise for
6246 (free_nesting_tree): Free with ggc_free instead of free.
6247 (root): New static variable.
6248 (lower_nested_functions): Remove root as local variable. And zero out
6249 root at the end of the function.
6251 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6253 PR rtl-optimization/20365
6254 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6255 to short. New member ix.
6256 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6257 (simplify_plus_minus): Initialize ix members before calling qsort.
6259 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6261 PR tree-optimization/23626
6262 * tree-cfg.c (replace_uses_by): Clean up eh info.
6264 2005-09-01 DJ Delorie <dj@redhat.com>
6266 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6269 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6271 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6272 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6275 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6277 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6278 do not issue warning for a variable definition following
6281 2005-09-01 Richard Henderson <rth@redhat.com>
6284 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6285 conversion to CONST_VECTOR.
6287 2005-09-01 Richard Henderson <rth@redhat.com>
6290 * reload1.c (reload_as_needed): Check !CALL_P before calling
6291 fixup_eh_region_note.
6292 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6294 2005-09-01 DJ Delorie <dj@redhat.com>
6296 * varasm.c (output_constant): Let the target resolve
6297 conversions of addresses to non-default pointer sizes.
6299 2005-09-01 Nicolas Pitre <nico@cam.org>
6301 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6302 to alow matching ARM pre-indexed addressing mode.
6303 (arm_override_options): Remove now irrelevant comment.
6305 2005-09-01 Phil Edwards <phil@codesourcery.com>
6307 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6308 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6309 * config/i386/vxworks.h: Likewise.
6310 * config/i386/t-vxworksae: New file, for VxWorks AE.
6311 * config/i386/vxworksae.h: Likewise.
6313 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6315 PR tree-optimization/23410
6316 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6317 sequence is not wrapping during the first step.
6319 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6322 * dwarf2out.c (base_type_die): Compare char_type_node with
6323 TYPE_MAIN_VARIANT (type), not type.
6325 2005-09-01 Richard Guenther <rguenther@suse.de>
6327 PR tree-optimization/15366
6328 * common.opt: Add -finline-functions-called-once.
6329 Put -fearly-inlining in alphabetically ordered place.
6330 * doc/invoke.texi: Document new option.
6331 * ipa-inline.c (cgraph_decide_inlining): Honour
6332 flag_inline_functions_called_once.
6334 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6336 PR rtl-optimization/23478
6337 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6338 (alloc_qty): Initialize it.
6339 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6340 (combine_regs): Combine also n_throwing_calls_crossed fields.
6341 (find_free_reg): Don't attempt to caller-save pseudos crossing
6342 calls that might throw.
6343 * global.c (struct allocno): Add throwing_calls_crossed field.
6344 (global_alloc): Revert 2005-08-22 change. Initialize
6345 throwing_calls_crossed.
6346 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6349 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6352 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6353 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6354 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6355 (and64_2_operand): Tweak to use predicate.
6356 (and_operand): Adjust for mask_operand changes.
6357 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6358 (print_operand): Likewise.
6359 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6360 (mask64_1or2_operand): Delete.
6361 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6362 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6363 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6364 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6365 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6366 (rotldi3_internal4): Likewise.
6367 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6368 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6369 (ashldi3_internal7): Likewise.
6370 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6371 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6372 (anddi3 split): Don't match mask64_operand.
6373 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6374 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6375 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6376 't' splitter predicate.
6377 (movdi_internal64 + 2): Revert 2005-06-11 change.
6379 2005-08-31 DJ Delorie <dj@redhat.com>
6381 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6382 (m32c_asm_integer): Add support for 32 bit pointers.
6384 2005-08-31 Richard Henderson <rth@redhat.com>
6386 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6387 component-like references for setting MEM_NOTRAP_P.
6389 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6390 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6392 2005-08-31 Richard Henderson <rth@redhat.com>
6394 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6395 into a pseudo before applying gen_lowpart.
6397 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6399 * doc/install.texi (Specific): Update cctools version required
6400 for full functionality.
6401 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6402 linkers as -macosx_version_min.
6404 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6407 * sh.c (print_operand, %R and %S): Add handling of floating point
6408 registers, memory, constants and invalid operands.
6410 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6412 * ipa-pure-const.c: Change dump name.
6414 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6417 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6418 to "reg_or_0_operand".
6419 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6421 2005-08-31 Dale Johannesen <dalej@apple.com>
6423 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6424 loops that count down.
6426 2005-08-31 Richard Henderson <rth@redhat.com>
6429 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6430 (fixup_eh_region_note): New.
6431 (reload_as_needed): Call it.
6432 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6433 don't call find_many_sub_basic_blocks; call verify_flow_info.
6434 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6435 (keep_stack_depressed): Likewise.
6436 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6438 2005-08-31 Richard Henderson <rth@redhat.com>
6440 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6443 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6445 * expr.c (expand_expr_real_1): Compare size of address
6446 mode to target's address mode size in deciding expansion of
6447 the constant address.
6449 2005-08-31 Richard Guenther <rguenther@suse.de>
6452 * expr.c (all_zeros_p): New function.
6453 (expand_expr_real_1): Handle the case of an all-zero
6454 non-addressable constructor separately.
6456 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6458 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6459 arguments, adjust all callers.
6460 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6462 2005-08-30 Richard Henderson <rth@redhat.com>
6465 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6466 whenever the mode sizes match.
6468 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6470 * calls.c (load_register_parameters): Fix comment typo.
6471 * expr.c (emit_push_insn): Comment formatting.
6473 2005-08-30 Ian Lance Taylor <ian@airs.com>
6475 * config/i386/x-cygwin (host-cygwin): Change dependency from
6476 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6478 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6480 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6483 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6486 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6487 call to ggc_collect.
6489 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6492 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6493 beginning. Remove $(INCLUDES) from all the rules, if following
6494 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6496 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6499 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6500 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6501 not constant, but maxlen is, don't set len to maxlen, rather
6502 set maxlen to len if len is a constant.
6504 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6506 PR tree-optimization/23475
6507 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6510 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6512 Fix PR middle-end/22455
6514 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6515 Checksum only the parts of the tree that exist for the tree code.
6517 2005-08-28 Dale Johannesen <dalej@apple.com>
6519 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6521 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6523 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6525 2005-08-28 Richard Henderson <rth@redhat.com>
6527 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6528 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6531 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6534 * builtins.c (get_memory_rtx): Don't strip nops
6535 in between COMPONENT_REFs.
6537 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6540 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6542 (gimplify_modify_expr): Check for zero sized types and gimplify the
6543 rhs and lhs as statements.
6545 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6548 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6549 state for return address column of signal frames.
6551 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6554 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6555 bytes >= 2 not bytes == 2.
6556 (expand_block_move): Same.
6558 2005-08-27 Richard Guenther <rguenther@suse.de>
6561 * config/i386/sse.md (sse2_movsd): Add missing closing
6564 2005-08-27 Paul Brook <paul@codesourcery.com>
6566 * genrecog.c (enum decision_type): Add DT_num_insns.
6567 (struct decision_test): Add u.num_insns.
6568 (add_to_sequence): Add DT_num_insns test.
6569 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6570 (write_cond, debug_decision_2): Ditto.
6571 (change_state): Assume peep2_next_insn never fails.
6572 Remove "afterward" argument.
6573 (write afterward, write_tree): Update to match.
6574 * recog.c (peep2_current_count): New variable.
6575 (peep2_next_insn): Check it.
6576 (peephole2_optimize): Set peep2_current_count.
6577 * recog.h (peep2_current_count): Declare.
6579 2005-08-26 Josh Conner <jconner@apple.com>
6582 * ipa-pure-const.c (check_tree): Check for volatile-ness
6583 when considering a dereference.
6585 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6587 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6589 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6591 PR rtl-optimization/23561
6592 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6593 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6594 at most LEN bytes long memory fits into the field.
6595 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6596 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6597 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6599 2005-08-26 Richard Henderson <rth@redhat.com>
6602 * loop.c (biased_biv_may_wrap_p): New.
6603 (maybe_eliminate_biv_1): Use it to suppress non-equality
6604 comparison transformations. Delete disabled code.
6606 2005-08-26 Ian Lance Taylor <ian@airs.com>
6608 * combine.c (make_extraction): Avoid reference outside object.
6610 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6612 * stor-layout.c (finalize_type_size): Restore behaviour for
6613 non-aggregate types to the status quo ante of the patch for
6614 pr 23467. Document why it matters.
6616 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6619 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6620 array by one element, initialize the BT_LAST element with NULL.
6622 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6624 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6625 optimizing for size.
6627 (compare_plus_eqsi): Same.
6628 (plus_eqsi_compare): Same.
6629 (neg_eq0<mode>): Same.
6630 (neg_eq<mode>): Same.
6632 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6635 2005-08-26 Nick Clifton <nickc@redhat.com>
6637 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6638 TARGET_EP is not defined.
6639 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6640 TARGET_EP is enabled.
6641 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6642 * config/v850/v850.md (save_all_interrupt): Only use the EP
6643 register if TARGET_EP is defined.
6644 (restore_all_interrupt): Likewise.
6645 * config/v850/lib1funcs.asm: Update functions so that the EP
6646 register is only used if __EP__ is defined.
6648 2005-08-26 David Ung <davidu@mips.com>
6650 * config/mips/mips.c (mips_expand_prologue): Handle case when
6651 generating for MIPS16 and the outgoing argument area is more than
6652 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6655 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6657 * config/crx/crx.md: Make doloop_end pattern usage controllable
6658 via mloop-nesting=<max-nesting> command line switch. Make sure
6659 the combiner cannot use doloop_end_<mode> in an illegal way.
6660 * config/crx/crx.c: Use regs up to r6 for argument passing.
6661 Refine crx_address_cost (non cst4 displacements are expensive).
6662 * config/crx/crx.opt: Add switch for mloop-nesting=.
6664 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6666 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6667 (UNSPEC_MVST): New constant.
6669 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6671 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6672 Reject operands containing eliminable registers.
6673 * testsuite/gcc.dg/20050825-1.c: New testcase.
6675 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6676 Jan Hubicka <jh@suse.cz>
6678 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6680 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6682 PR tree-optimization/23546
6683 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6686 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6688 * params.def (PARAM_MIN_SPEC_PROB): New.
6689 * sched-rgn.c (MIN_PROBABILITY): Delete.
6690 (compute_trg_info): Convert to PARAM_VALUE.
6691 * doc/invoke.texi (param): Document min-spec-prob.
6693 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6695 * config/darwin.h: define __PIC__
6696 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6697 TARGET_OS_CPP_BUILTINS macro.
6699 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6701 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6704 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6706 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6708 * cfghooks.c (duplicate_block): Added position where to place
6709 new block as argument.
6710 * cfghooks.h (duplicate_block): Declaration changed.
6711 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6713 * cfglayout.h (copy_bbs): Declaration changed.
6714 * cfgloop.h (loop_version): Declaration changed.
6715 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6716 position to copy_bbs.
6717 (loop_version): Pass position to duplicate_loop_to_header_edge.
6718 Add place_after argument and position new blocks according to
6720 * modulo-sched.c (sms_schedule): Pass place_after argument
6722 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6723 * tree-cfg.c (split_edge_bb_loc): New function.
6724 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6725 to determine position of new blocks.
6726 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6728 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6729 argument to duplicate_block.
6730 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6731 Pass position to copy_bbs.
6733 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6735 * fold-const.c (ptr_difference_const): Use
6736 cst_and_fits_in_hwi instead of host_integerp.
6738 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6740 * config/darwin.c (gen_pic_offset): New.
6741 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6744 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6746 PR tree-optimization/23486
6747 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6749 2005-08-23 Phil Edwards <phil@codesourcery.com>
6751 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6752 remove use_collect2.
6753 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6755 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6756 configuration files to override the default value.
6758 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6759 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6760 * config/vx-common.h: New file, split out from...
6761 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6762 * config/vxworksae.h: New file, for VxWorks AE.
6763 * config/vxworks.opt: New file.
6764 * config/vxlib.c: Update for VxWorks 6.
6766 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6767 other MULTILIB_* variables appropriately.
6768 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6769 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6770 * config/rs6000/vxworks.h: Update for VxWorks 6.
6771 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6773 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6776 * config/darwin.c (machopic_select_section): Remove the hack to
6777 mark "::operator new" and "::operator delete" for coalescing
6778 even though they are not weak.
6780 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6782 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6783 * configure: Regenerate.
6785 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6788 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6790 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6791 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6794 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6796 * config/rs6000/predicates.md (equality_operator): New.
6797 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6798 comparison with a large constant.
6800 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6802 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6804 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6806 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6807 registers is even, and we have a hardware double precision fp,
6809 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6810 size of current argument when checking if argument was passed in
6813 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6816 * stor-layout.c (finalize_type_size): Dont override
6817 existing alignment with a smaller alignment from the mode.
6819 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6821 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6822 * lambda.h (lambda_vector_lexico_pos): ... here.
6823 * tree-data-ref.c (build_classic_dist_vector): Return false when
6824 the distance vector is lexicographically negative.
6826 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6828 PR tree-optimization/23511
6829 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6830 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6832 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6834 PR tree-optimization/22043
6835 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6836 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6837 If ALLOW_FLEXARR, handle types ending with flexible array member.
6838 Pass false as second argument to recursive count_type_elements calls.
6839 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6840 argument to count_type_elements call.
6841 * tree-sra.c (decide_block_copy): Likewise.
6842 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6843 for a constant-sized object, set cleared as well. Pass true as
6844 second argument to count_type_elements call.
6846 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6849 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6850 from legitimate_small_data_p, and make global. Update use.
6851 Remove forward declaration.
6852 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6854 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6856 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6858 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6859 of scratch intermediates.
6860 (eq<mode>_compare): Same.
6861 (neg_eq0<mode>): New.
6862 (neg_eq<mode>): Convert to define_insn_and_split.
6864 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6867 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6868 stdarg functions, set/clear the fp marker even when no variable
6870 * config/rs6000/sysv4.opt (mprototype): Describe.
6872 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6874 PR rtl-optimization/23478
6875 * regs.h (reg_info): Add throw_calls_crossed.
6876 (REG_N_THROWING_CALLS_CROSSED): Define.
6877 * flow.c (allocate_reg_life_data): Initialize
6878 REG_N_THROWING_CALLS_CROSSED.
6879 (propagate_one_insn, attempt_auto_inc): Update
6880 REG_N_THROWING_CALLS_CROSSED.
6881 * global.c (global_alloc): Don't allocate pseudos across
6882 calls that may throw.
6884 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6887 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6888 value is inbetween the range if we did not find an exact match.
6890 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6892 * doc/invoke.texi (Option Summary): Add ms1 options.
6893 * doc/extend.texi: Document interrupt handler attribute for ms1.
6894 * doc/md.texi: Document ms1 constraints.
6895 * config.gcc: Add ms1-*-elf.
6896 * config/ms1/ms1.h: New.
6897 * config/ms1/ms1.c: New.
6898 * config/ms1/ms1.md: New.
6899 * config/ms1/ms1-protos.h: New.
6900 * config/ms1/ABI.txt: New.
6901 * config/ms1/crti.asm: New.
6902 * config/ms1/crtn.asm: New.
6903 * config/ms1/lib2extra-funcs.c: New.
6904 * config/ms1/t-ms1: New.
6905 * config/ms1/ms1.opt: New.
6907 2005-08-22 Ira Rosen <irar@il.ibm.com>
6909 * config/rs6000/altivec.md (xorv4sf3): New.
6910 (negv4sf2, neg<mode>2): Likewise.
6912 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6915 * config/ia64/ia64.md (divsi3): Check divide by zero.
6916 (udivsi3): Likewise.
6918 (udivdi3): Likewise.
6920 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6922 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6923 up to elem_bitsize bits, not max_bitsize.
6925 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6927 PR tree-optimization/23433
6928 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6929 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6931 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6933 PR tree-optimization/23434
6934 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6935 the iteration bound is not an INTEGER_CST.
6937 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6939 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6940 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6941 NULL if need_epilog_adjust is false.
6942 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6943 Case 3 always peels first itration, not just for PLUS case, and no need
6944 to use scalar_initial_def here. Create an epilog adjustment only if
6945 scalar_initial_def is not NULL.
6947 (vectorizable_reduction): Remove assert.
6949 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6952 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6953 (__moddi3): Likewise.
6954 (__udivdi3): Likewise.
6955 (__umoddi3): Likewise.
6956 (__divsi3): Likewise.
6957 (__modsi3): Likewise.
6958 (__udivsi3): Likewise.
6959 (__umodsi3): Likewise.
6961 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6963 * tree-pass.h (TDF_GRAPH): Define.
6964 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6965 * passes.c (finish_optimization_passes): Only call
6966 finish_graph_dump_file if TDF_GRAPH is set.
6967 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6968 NULL. Set TDF_GRAPH bit.
6969 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6971 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6973 * arm.h (arm_stack_offsets): Add locals_base field.
6974 * arm.c (arm_get_frame_offsets): Compute it.
6975 (thumb_compute_initial_elimination offset): Make the Thumb frame
6976 pointer point to the base of the local variables.
6977 (thumb_expand_prologue): Update accordingly.
6978 (thumb_expand_epilogue): Likewise.
6980 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6981 mode of clobbered scratch to DImode. Handle a case that's known to
6984 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6986 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6987 (gt0<mode>_compare): Delete.
6988 (neg_gt0<mode>): Delete.
6990 2005-08-19 Eric Christopher <echristo@apple.com>
6992 * optabs.h: Change CTI_ to COI_.
6995 2005-08-19 James E Wilson <wilson@specifix.com>
6997 * builtins.c (expand_builtin_return_addr): Set
6998 current_function_accesses_prior_frames when count != 0. Use
6999 frame_pointer_rtx when count == 0.
7000 * function.h (struct function): Add accesses_prior_frames field.
7001 (current_function_accesses_prior_frames): Define.
7002 * reload1.c (init_elim_table): Check
7003 current_function_accesses_prior_frames.
7004 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7006 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7008 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7009 indicator. Return true if the flowgraph changed during
7012 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7015 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7016 conditional expression before testing its value.
7018 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7020 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7022 2005-08-19 Devang Patel <dpatel@apple.com>
7024 PR tree-optimization/23048
7025 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7026 third parameter. Check whether latch is dominated by exit
7028 (if_convertible_loop_p): Supply exit block itself to
7029 if_convertible_bb_p.
7031 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7034 * arm.md (arm_load_pic_register): Change argument to the mask of
7035 saved registers. Call thumb_find_work_register if we need a
7036 scratch register on Thumb.
7037 (arm_expand_prologue): Pass empty register set to
7038 arm_load_pic_register.
7039 (thumb_expand_prologue): Pass live_regs_mask directly to
7040 arm_load_pic_register.
7041 * arm-protos.h (arm_load_pic_register): Update prototype.
7043 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7045 * sh.c (find_sole_member): New function.
7046 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7047 if the record's alignment is larger than the size of its only member.
7049 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7052 * arm.c (thumb_legitimize_reload_address): New function.
7053 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7054 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7056 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7058 * config/crx/crx.c: Implement crx_decompose_address. Reject
7059 symbolic displacements since CRX register relative adressing
7060 mode can't handle unsigned 32-bit values as displacements.
7061 * config/crx/crx.h: Simplify definitions, remove redundant
7062 parenthesis and obsolete macros.
7063 * config/crx/crx.opt: Add new switch for debugging addresses.
7064 * config/crx/crx-protos.h: Add new declarations for above.
7066 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7069 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7072 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7074 * collect2.c (dup2): Delete.
7075 * configure.ac: Don't check for dup2.
7077 * config.in, configure: Regenerate.
7079 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7081 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7082 record with the type of its only member.
7084 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7086 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7087 define_insn_and_split.
7088 (plus_ltu<mode>_compare): Same.
7089 (gtu<mode>_compare): Same.
7090 (plus_gtu<mode>_compare): Same.
7092 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7094 PR tree-optimization/22228
7095 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7097 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7098 are recorded in vect_vnames_to_rename for renaming.
7099 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7100 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7101 in vect_vnames_to_rename.
7102 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7103 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7105 2005-08-18 Jan Hubicka <jh@suse.cz>
7108 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7109 info only for local statics, not for member variables.
7111 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7113 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7115 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7117 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7119 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7122 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7124 2005-08-17 James E Wilson <wilson@specifix.com>
7126 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7129 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7131 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7132 (leu<mode>_compare): Same.
7133 (plus_leu<mode>): Same.
7134 (neg_leu<mode>): Same.
7135 (and_neg_leu<mode): Same.
7136 (ltu<mode>_compare): Same.
7137 (plus_ltu<mode>): Same.
7139 (geu<mode>_compare): Same.
7140 (plus_geu<mode>): Same.
7141 (neg_geu<mode>): Same.
7142 (and_neg_geu<mode>): Same.
7143 (plus_gt<mode>): Same.
7144 (gtu<mode>_compare): Same.
7145 (plus_gtu<mode>): Same.
7147 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7149 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7150 Move call_table_data to end. Delete spurious .text.
7151 (callt_save_all_interrupt): Fix comment typo.
7153 2005-08-17 James E Wilson <wilson@specifix.com>
7154 Kevin Winchester <winchester@amirix.com>
7157 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7159 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7162 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7163 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7165 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7167 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7168 record with the type of its only member if the modes don't match.
7170 * varasm.c (decode_reg_name): Skip empty additional register names.
7172 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7174 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7175 lsm_tmp_name_length): New.
7176 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7177 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7179 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7180 Andreas Krebbel <krebbel1@de.ibm.com>
7182 * config.gcc: Added z9-109 switch.
7183 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7184 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7185 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7186 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7187 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7188 for "z9_109" cpu attribute.
7189 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7190 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7191 (s390_handle_arch_option): Added z9-109 switch.
7192 (override_options): Set respective cost function for z9-109.
7193 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7194 (legitimate_reload_constant_p): Accept extended immediates.
7195 (print_operand): Three new output modifiers added: k, m and o.
7196 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7197 (s390_output_mi_thunk): Use extended immediate when possible.
7198 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7199 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7200 (CONSTRAINT_LEN): Added length of O constraint.
7201 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7202 * config/s390/s390.md ("cpu"): New value z9_109 added.
7203 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7204 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7205 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7206 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7207 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7208 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7209 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7210 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7211 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7212 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7213 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7214 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7215 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7216 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7217 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7219 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7220 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7221 insns for TARGET_EXTIMM.
7223 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7225 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7227 2005-08-17 Nick Clifton <nickc@redhat.com>
7229 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7230 Call default_encode_section_info.
7232 2005-08-17 Steven Bosscher <stevenb@suse.de>
7234 PR tree-optimization/21574
7235 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7236 constant, return CONSTANT.
7237 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7238 (ccp_fold, visit_assignment): Likewise.
7239 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7241 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7243 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7244 fold_buildN instead of buildN then fold_initializer or fold.
7245 (build_unary_op): Likewise.
7246 (build_binary_op): Likewise.
7247 * fold-const.c (fold_initializer): Remove.
7248 (fold_build1_initializer): New function.
7249 (fold_build2_initializer): New function.
7250 (fold_build3_initializer): New function.
7251 * tree.h (fold_initializer): Remove.
7252 (fold_build1_initializer): New function.
7253 (fold_build2_initializer): New function.
7254 (fold_build3_initializer): New function.
7256 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7258 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7259 (try_move_mult_to_index): Call fold_build2 instead of build2.
7260 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7261 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7262 fold_binary_to_constant.
7263 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7265 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7266 check if A == gcd (A, B). Remove TYPE argument.
7267 (analyze_offset) Use fold_build2 instead of fold (build.
7268 (create_data_ref): Likewise.
7269 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7270 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7273 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7275 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7276 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7278 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7281 * gimplify.c (zero_sized_type): New function.
7282 (gimplify_modify_expr_rhs): If we have a zero sized type,
7283 replace the statement with an empty statement.
7285 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7287 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7290 2005-08-16 Ian Lance Taylor <ian@airs.com>
7292 * doc/tm.texi (Label Output): Correct typo.
7294 2005-08-16 Steven Bosscher <stevenb@suse.de>
7297 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7298 force_operand will work later on using have_insn_for.
7300 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7302 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7304 2005-08-16 Ian Lance Taylor <ian@airs.com>
7307 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7308 vector type, don't try to construct it element by element. Add an
7309 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7311 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7313 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7315 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7317 * doc/invoke.texi (Precompiled Headers): Document some more options
7318 which are known to be safe.
7320 2005-08-16 James E Wilson <wilson@specifix.com>
7322 PR tree-optimization/21105
7323 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7324 TREE_OVERFLOW check.
7326 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7328 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7329 (neg_ltu<mode>): Same.
7331 (neg_gtu<mode>): Same.
7333 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7335 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7336 (fold_builtin_isdigit): Use fold_buildN.
7337 (build_function_call_expr): Likewise.
7338 * c-typeck.c (c_finish_loop): Likewise.
7340 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7341 Richard Shann <rshann@superh.com>
7343 PR middle-end/20396:
7344 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7346 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7348 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7350 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7353 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7354 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7357 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7360 * fold-const.c (build_range_check): Disable optimization for function
7361 pointer expressions on targets that require function pointer
7364 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7366 * simplify-rtx.c (simplify_const_relational_operation): When
7367 extracting arguments of a COMPARE, recompute the mode as well.
7369 2005-08-15 Ian Lance Taylor <ian@airs.com>
7371 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7373 2005-08-15 DJ Delorie <dj@redhat.com>
7375 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7377 (movsi_splittable): Allow, but split, moves to the stack.
7378 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7381 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7383 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7384 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7385 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7387 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7388 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7389 Delete HOST_PTR_PRINTF.
7391 * configure, config.in: Regenerate.
7393 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7395 * config/rs6000/rs6000.md (QHSI): New mode macro.
7396 (wd): Extend mode attr for QImode and HImode
7397 (dbits): New mode attr.
7398 (zero_extend<mode>di2): Convert to mode macro.
7400 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7403 * doc/invoke.texi (-mgnu-ld): Update description.
7406 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7409 * Makefile.in (tree-chrec.o): Depends on real.h.
7410 * tree-chrec.c: Include real.h.
7411 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7412 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7413 * tree-scalar-evolution.c (add_to_evolution_1,
7414 interpret_rhs_modify_expr): Ditto.
7416 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7419 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7420 step is negative compute the estimation from init downwards to zero.
7422 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7424 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7426 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7428 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7430 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7431 Accept double-word constants that can be split.
7432 * config/s390/s390.md ("movti"): Use 'P' constraint.
7433 ("*movdi_31", "*movdf_31"): Likewise.
7435 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7437 Fix PR tree-optimization/22615
7439 * tree-ssa-structalias.c (solution_set_add): Handle
7440 first_vi_for_offset returning NULL.
7441 (do_da_constraint): Ditto.
7442 (do_sd_constraint): Ditto.
7443 (do_ds_constraint): Ditto
7444 (find_func_aliases): Ditto.
7445 (build_constraint_graph): RHS is allowed be ANYTHING.
7446 (first_vi_for_offset): Return NULL if we couldn't find anything at
7449 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7451 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7452 over memory as first operand.
7454 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7457 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7458 available for setting it.
7460 2005-08-14 Ira Rosen <irar@il.ibm.com>
7462 PR tree-optimization/23320
7463 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7464 data-refs' types instead of base object nullness. Add check for
7465 pointer type data-refs before first location comparison. Remove
7468 2005-08-14 Andreas Schwab <schwab@suse.de>
7470 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7472 2005-08-13 James E Wilson <wilson@specifix.com>
7474 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7475 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7476 -fstack-protector-all, --param ssp-buffer-size): Document.
7477 (-Wvariadic-macros): Alphabetize.
7478 (-fsched-stalled-insns-dep): Add missing 'f'.
7480 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7483 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7485 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7486 or indirect address operand.
7487 (EXTRA_ADDRESS_CONSTRAINT): New.
7488 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7490 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7492 PR tree-optimization/22236
7493 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7494 successors and predecessors.
7495 * tree-chrec.c (chrec_convert): Before converting, check that
7496 sequences don't wrap.
7497 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7498 (analyze_array): Extern.
7499 (find_data_references_in_loop): Remove call to
7500 compute_estimated_nb_iterations.
7501 * tree-data-ref.h (analyze_array): Declared.
7502 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7503 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7504 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7505 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7507 * tree-ssa-loop-ivcanon.c: Fix documentation.
7508 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7509 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7510 (infer_loop_bounds_from_undefined): New.
7511 (estimate_numbers_of_iterations_loop): Use
7512 infer_loop_bounds_from_undefined.
7513 (used_in_pointer_arithmetic_p): New.
7514 (scev_probably_wraps_p): Pass an extra parameter. Call
7515 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7516 (convert_step): Fix documentation.
7517 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7518 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7519 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7520 scev_probably_wraps_p.
7522 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7524 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7525 (s390_register_info): Ignore clobbered_regs information for fixed
7526 registers, and only fixed registers.
7527 (s390_init_frame_layout): Remove redundant call.
7529 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7531 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7532 description of -Wold-style-casts.
7534 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7535 Jakub Jelinek <jakub@redhat.com>
7537 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7538 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7539 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7540 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7541 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7542 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7543 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7544 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7545 ("stack_protect_set", "stack_protect_test"): New expanders.
7546 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7547 "stack_protect_testdi"): New insn definitions.
7549 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7551 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7553 2005-08-12 Paul Brook <paul@codesourcery.com>
7555 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7557 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7559 * config/s390/predicates.md (setmem_operand): New predicate.
7560 (shift_count_operand): Accept ANDs with special constants as
7562 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7563 with special constants.
7564 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7565 shift_count_operand with setmem_operand.
7567 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7569 * config/s390/s390.c (s390_extract_part, s390_single_part):
7571 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7572 (s390_output_mi_thunk): Don't use lg on 31 bit.
7573 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7574 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7576 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7578 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7579 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7580 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7581 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7582 with one of the new macros.
7584 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7586 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7587 Don't set save_return_addr_p.
7588 (s390_register_info): Make clobbered_regs not depending on
7591 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7593 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7594 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7596 2005-08-11 James E. Wilson <wilson@specifix.com>
7598 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7600 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7602 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7603 locations gathered by var-tracking in single entry loc_list
7604 over loc_descriptor_from_tree.
7606 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7607 pass it down to loc_descriptor.
7608 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7609 (containing_function_has_frame_base): Move earlier in the file.
7610 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7611 instead of always assuming fbreg can't be used.
7613 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7615 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7616 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7617 Accept address wrapped in AND for Altivec.
7618 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7619 Strip AND wrapping offset address for Altivec.
7621 2005-08-11 Richard Henderson <rth@redhat.com>
7624 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7625 before using TYPE_IS_SIZETYPE.
7627 2005-08-11 Richard Henderson <rth@redhat.com>
7630 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7631 insn types not present on ev4.
7632 (alphaev5_insn_pipe): Similarly.
7634 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7637 * arm.c (arm_override_options): If the user has selected callee-super-
7638 interworking, then enable normal interworking.
7640 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7642 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7645 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7647 * doc/rtl.texi: Fix two typos.
7649 2005-08-11 Richard Guenther <rguenther@suse.de>
7652 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7653 cases where we call to/from functions returning void.
7655 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7658 * tree.c (build_pointer_type_for_mode): Robustify.
7660 2005-08-10 James E Wilson <wilson@specifix.com>
7662 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7663 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7665 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7668 2005-08-10 Eric Christopher <echristo@apple.com>
7670 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7671 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7674 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7677 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7678 for the high part when generating dynamic-no-pic code.
7680 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7682 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7683 (x86_64-*-linux*): Likewise.
7685 * config/i386/crtfastmath.c: New file.
7686 * config/i386/t-crtfm: Likewise.
7688 * config/i386/linux.h (ENDFILE_SPEC): New.
7689 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7691 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7694 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7696 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7697 (vec_shl, vec_shr): Document new operations.
7698 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7700 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7702 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7703 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7704 change predicate to indexed_or_indirect_address.
7706 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7708 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7709 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7710 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7711 and __aeabi_uwrite8.
7712 * config/arm/unaligned-funcs.c: New file.
7713 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7715 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7717 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7719 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7720 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7722 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7723 * final.c (pass_shorten_branches): Add dump.
7724 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7725 (pass_life): Rename dump.
7726 (rest_of_handle_flow2): Remove initial verify_flow_info.
7727 * function.c (pass_instantiate_virtual_regs): Add dump.
7728 * integrate.c (pass_initial_value_sets): Add dump.
7729 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7730 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7731 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7732 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7733 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7734 gate_rtl_unrool_and_peel_loops): New.
7735 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7736 rtl_doloop): Do not look at flags.
7737 * mode-switching.c (pass_mode_switching): Add dump.
7738 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7739 pass_split_before_regstack): Add dump.
7740 * regmove.c (pass_stack_adjustments): Add dump.
7741 * tree-optimize.c (pass_fixup_cfg): Add dump.
7743 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7746 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7747 deciding which instruction sequence to use.
7749 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7751 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7752 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7754 2005-08-09 Richard Guenther <rguenther@suse.de>
7756 * c-common.c (builtin_function_2): Remove.
7757 (def_builtin_1): New function.
7758 (c_common_nodes_and_builtins): Use def_builtin_1 to
7759 build builtin functions.
7761 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7763 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7764 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7765 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7768 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7770 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7771 fold_binary instead of fold_build2 since we don't care about the
7773 (loop_niter_by_eval): Likewise.
7774 (compare_trees): Likewise.
7775 (proved_non_wrapping_p): Likewise.
7777 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7781 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7782 if the if is really empty.
7784 2005-08-09 Steven Bosscher <stevenb@suse.de>
7786 PR tree-optimization/23234
7787 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7788 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7789 argument of the new enum.
7790 (execute_cse_reciprocals): Add reciprocals for function arguments
7791 on the unique successor edge of the entry block. Update other calls
7792 to execute_cse_reciprocals_1.
7794 2005-08-08 Richard Henderson <rth@redhat.com>
7797 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7799 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7801 * expr.c (write_complex_part): Return after handling MEM.
7803 2005-08-08 Josh Conner <jconner@apple.com>
7805 PR rtl-optimization/23241
7806 * combine.c (simplify_comparison): Fix error in determining
7807 whether to lift a subreg from comparison.
7809 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7812 * config/rs6000/altivec.md (vec_init<mode>): New.
7813 (vec_set<mode>): New.
7814 (vec_extract<mode>): New.
7815 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7816 (rs6000_expand_vector_set): New.
7817 (rs6000_expand_vector_extract): New.
7818 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7819 for Altivec modes before reload.
7820 (altivec_expand_vec_init_builtin): New.
7821 (get_element_number): New.
7822 (altivec_expand_vec_set_builtin): New.
7823 (altivec_expand_vec_ext_builtin): New.
7824 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7826 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7828 * config/rs6000/rs6000.h (rs6000_builtins): Add
7829 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7830 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7831 * config/rs6000/rs6000-protos.h: Declare new functions.
7833 2005-08-08 Jan Hubicka <jh@suse.cz>
7835 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7836 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7837 * i386.md (movdi*): Use pic_32bit_operand.
7838 * predicates.md (pic_32bit_operand): New.
7840 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7843 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7845 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7847 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7848 (test_for_singularity): Use fold_build2.
7850 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7852 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7854 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7856 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7857 (COMMON_ASM_OP) Define.
7858 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7859 (ix86_encode_section_info): Likewise.
7860 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7861 SUBTARGET_ENCODE_SECTION_INFO.
7863 2005-08-06 Richard Henderson <rth@redhat.com>
7866 * tree-nested.c (convert_local_reference): Save and restore val_only
7867 around component_ref and friends. Clear walk_subtrees by default.
7869 2005-08-06 Peter O'Gorman <peter@pogma.com>
7872 * gcc.c (process_command): Check the argument to -b has a dash.
7873 * doc/invoke.texi: Update -b and -V docs.
7875 2005-08-06 James E Wilson <wilson@specifix.com>
7877 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7879 2005-08-06 Michael Matz <matz@suse.de>
7881 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7882 member only if only one insn is associated with the value.
7884 2005-08-06 Nick Clifton <nickc@redhat.com>
7886 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7888 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7889 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7890 Check symbol flags instead of symbol name mangling.
7891 (xstormy16_asm_output_aligned_common): Likewise. Also
7892 simplify code since the bss100_section cass is the only case
7893 where the below100 code will be triggered.
7894 (xstormy16_encode_section_info): Encode below100 attribute
7895 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7897 (xstormy16_strip_name_encoding): Delete - this function is no
7899 (TARGET_STRIP_NAME_ENCODING): Undefine.
7900 * config/stormy16/stormy16-protos.h: Delete prototype for
7901 xstormy16_strip_name_encoding.
7903 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7905 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7906 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7907 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7908 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7909 config/alpha/predicates.md, config/arc/arc.h,
7910 config/arm/arm.h, config/arm/ieee754-df.S,
7911 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7912 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7913 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7914 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7915 config/m68hc11/m68hc11.h, config/mips/mips.c,
7916 config/mips/mips.h, config/mips/openbsd.h,
7917 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7918 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7919 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7920 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7921 config/sparc/linux.h, config/sparc/linux64.h,
7922 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7923 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7924 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7925 typos. Follow spelling conventions.
7927 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7930 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7931 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7932 specially. Check for side effects only for COND_EXPR.
7933 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7934 return with TREE_NO_WARNING.
7936 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7938 PR rtl-optimization/23233
7939 * loop.c (combine_movables): Require the modes to be the same.
7940 (move_movables): Remove handling of cases where the replacement
7941 had a different mode to the original.
7943 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7945 PR tree-optimization/23128
7946 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7947 subtraction wrap, and set TREE_OVERFLOW if they do.
7949 2005-08-05 Richard Henderson <rth@redhat.com>
7952 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7953 FORCED_LABEL labels.
7955 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7958 * reload.c (find_reloads_subreg_address): Pass down TYPE
7959 unchanged. Change all callers except find_reloads_toplev.
7961 2005-08-05 Michael Matz <matz@suse.de>
7963 * genattrtab.c (current_alternative_string): Remove.
7964 (SIMPLIFY_ALTERNATIVE): Ditto.
7965 (attr_alt_bit_p): Ditto.
7966 (alternative_name): Make const char *.
7967 (evaluate_eq_attr): Remove use of above things.
7968 (simplify_test_exp): Ditto.
7969 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7970 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7972 2005-08-04 James E Wilson <wilson@specifix.com>
7974 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7975 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7976 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7977 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7978 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7980 2005-08-04 Richard Henderson <rth@redhat.com>
7983 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7984 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7985 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7986 if we'd have to instantiate too many members.
7988 2005-08-04 Richard Henderson <rth@redhat.com>
7991 * tree-outof-ssa.c (coalesce_asm_operands): New.
7992 (coalesce_ssa_name): Use it. Split out ...
7993 (coalesce_phi_operands, coalesce_result_decls): ... these.
7995 2005-08-04 Paul Brook <paul@codesourcery.com>
7997 * read-rtl.c (read_quoted_string): Break if EOF.
7999 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8001 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8002 (fold_build2): Likewise.
8003 (fold_build3): Likewise.
8004 (fold_build1_stat): New function prototype.
8005 (fold_build2_stat): Likewise.
8006 (fold_build3_stat): Likewise.
8007 * fold-const.c (fold_build1): Rename to ..
8008 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8009 through to build1_stat.
8010 (fold_build2): Rename to ..
8011 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8012 through to build2_stat.
8013 (fold_build3): Rename to ..
8014 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8015 through to build3_stat.
8017 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8018 Ian Lance Taylor <ian@airs.com>
8020 * function.c (assign_stack_local_1): Do not correct stack slot
8021 address if allocation size is smaller than mode size.
8023 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8026 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8027 (tree_merge_blocks): Propagate anything allowed by
8029 Clarify documentation.
8030 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8031 SSA form, schedule an update if necessary.
8033 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8035 * doc/install.texi (Binaries): Remove broken link to
8036 Sinix/Reliant Unix binaries.
8038 2005-08-03 Richard Henderson <rth@redhat.com>
8041 * function.c (stack_protect_epilogue): Export.
8042 * tree.h (stack_protect_epilogue): Declare.
8043 * calls.c (expand_call): Call it.
8045 2005-08-03 Eric Christopher <echristo@apple.com>
8047 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8048 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8051 2005-08-04 Jan Hubicka <jh@suse.cz>
8053 * profile.c (branch_prob): Split edges with goto locus on them
8054 to get proper line counts.
8055 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8057 2005-08-03 Paul Brook <paul@codesourcery.com>
8059 * function.c (assign_parms): Round current_function_args_size
8060 to PARM_BOUNDARY, not STACK_BOUNDARY.
8062 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8064 * config/i386/i386.c (x86_elf_aligned_common)
8065 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8067 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8069 PR tree-optimization/23157
8070 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8071 before emitting them.
8073 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8075 PR tree-optimization/19899
8076 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8077 * tree-scalar-evolution.c: Include real.h.
8078 (add_to_evolution): Build constant -1 of correct type.
8080 2005-08-03 Jan Hubicka <jh@suse.cz>
8082 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8083 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8084 profile updating for complette unrolling.
8085 * loop-unroll.c (peel_loop_completely): Use it.
8086 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8087 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8090 2005-08-03 Paul Brook <paul@codesourcery.com>
8092 * combine.c (can_change_dest_mode): New function.
8093 (try_combine, simplify_set): Use it.
8095 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8097 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8100 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8102 * doc/install.texi (Specific): Adjust link to openavr.org.
8103 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8104 (Binaries): Adjust HP-UX Porting Center link.
8105 (Binaries): Adjust Free Software Foundation ordering link.
8107 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8109 * convert.c (convert_to_integer): Use fold_build1 instead of
8110 build1 when converting an integer to an integer.
8112 2005-08-02 Richard Henderson <rth@redhat.com>
8114 * combine.c (combine_instructions): Don't use reg_equal/equiv
8115 results if the mode doesn't match.
8117 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8119 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8120 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8122 2005-08-02 Richard Henderson <rth@redhat.com>
8125 * explow.c (memory_address): Remove special-case for
8126 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8128 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8131 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8132 number of calls to cleanup_tree_cfg_1.
8134 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8136 * doc/invoke.texi: document file extensions .F90 and .F95
8138 2005-08-02 Richard Guenther <rguenther@suse.de>
8140 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8141 positive if its first argument is positive.
8143 2005-08-02 Richard Guenther <rguenther@suse.de>
8145 PR tree-optimization/23177
8146 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8149 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8151 PR tree-optimization/23129
8152 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8153 varying for divisions with anti-ranges.
8155 2005-08-02 Jan Hubicka <jh@suse.cz>
8157 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8158 * tree-ssa-threadupdate.c (thread_block): Add it here.
8160 2005-08-01 James E Wilson <wilson@specifix.com>
8162 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8163 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8164 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8166 * config/mips/predicates.md (const_call_insn_operand): Add check for
8167 SYMBOL_REF_LONG_CALL_P.
8168 * doc/extend.texi (long_call): Document the new attribute.
8170 2005-08-01 Ian Lance Taylor <ian@airs.com>
8171 Richard Henderson <rth@redhat.com>
8173 * Makefile.in (RTL_BASE_H): Add real.h.
8174 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8176 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8178 * rtl.c (rtl_check_failed_code_mode): New.
8179 * rtl.h (struct rtx_def): Add u.rv.
8180 (XCMWINT, XCNMPRV): New.
8181 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8182 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8184 2005-08-01 Richard Henderson <rth@redhat.com>
8186 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8187 with auto-inc codes.
8189 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8191 2005-08-01 Jan Hubicka <jh@suse.cz>
8193 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8194 * i386.c: Include dwarf2.h
8195 (asm_preferred_eh_data_format): New.
8196 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8198 2005-08-01 Ian Lance Taylor <ian@airs.com>
8200 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8201 randomize_va_space for virtual address randomization control.
8203 2005-08-01 Steven Bosscher <stevenb@suse.de>
8205 * common.opt (flag_ipa_cp): Put in right place to maintain
8208 2005-08-01 Jan Hubicka <jh@suse.cz>
8210 * profile.c (compute_value_histograms): Fix thinko.
8211 * value-prof.c: Include toplev.h
8212 (check_counter): New function.
8213 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8214 tree_mod_subtract_transform): Add sanity check.
8216 2005-08-01 Richard Guenther <rguenther@suse.de>
8218 PR tree-optimization/23133
8219 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8220 current functions parameter decls to find defs to cse
8223 2005-08-01 Richard Guenther <rguenther@suse.de>
8225 PR tree-optimization/23109
8226 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8227 If trapping math is in effect, use post-dominator information
8228 to check if we'd in any case reach a trapping point before
8229 doing the reciprocal insertion.
8230 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8231 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8232 expressions are invariant only if trapping math is not in effect.
8234 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8236 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8237 cgraph_function_versioning): New declarations.
8238 * cgraphunit.c: Add include to ipa-prop.h.
8239 (update_call_expr, cgraph_copy_node_for_versioning,
8240 cgraph_function_versioning): New functions.
8241 * integrate.c (copy_decl_for_inlining): Remove.
8242 * ipa-prop.h (ipa_replace_map): New struct.
8243 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8244 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8245 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8246 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8247 ipcp_iterate_stage, ipcp_method_scale_print,
8248 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8249 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8250 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8251 ipcp_update_bb_counts, ipcp_update_profiling,
8252 ipcp_update_edges_counts): New functions.
8253 (ipcp_method_cval_init): Remove restriction regarding local methods.
8254 (ipcp_init_stage): Add ipcp_method_compute_scale.
8255 (ipcp_insert_stage): Add versioning.
8256 (ipcp_structures_print): Add ipcp_method_scale_print.
8257 (ipcp_driver): Dump profiling info.
8258 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8259 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8260 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8261 (struct inline_data): Add versioning_p, ipa_info, new fields.
8262 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8263 declare_return_variable): Replace calls to copy_decl_for_inlining with
8265 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8267 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8268 Add argument VERSIONING.
8269 (copy_arguments_for_versioning, copy_static_chain,
8270 function_versionable_p, tree_versionable_function_p,
8271 tree_function_versioning, replace_ref_tree): New functions.
8272 * tree-inline.h: Include varray.h.
8273 (tree_versionable_function_p, tree_function_versioning,
8274 tree copy_decl_for_dup): New declarations.
8276 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8278 * ipa-cp.c: New file. Contains IPCP specific functionality.
8279 * ipa-prop.h: New file. Contains structures/definitions that can be
8280 used by several interprocedural data flow optimizations (and also IPCP).
8281 * ipa-prop.c: New file.
8282 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8283 * common.opt: Add ipa-cp flag.
8284 * timevar.def: Add IPCP optimization.
8285 * tree-optimize.c (init_tree_optimization_passes): Schedule
8287 * tree-pass.h (pass_ipa_cp): Declare.
8289 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8291 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8292 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8293 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8294 config/i386/i386.c, config/mips/mips.h,
8295 config/rs6000/rs6000.h, config/sh/sh.c,
8296 config/stormy16/stormy16.c: Fix comment typos.
8298 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8301 * c-typeck.c (build_binary_op): Use common_type wrapper on
8303 (common_type): Update comment.
8305 2005-07-31 Steven Bosscher <stevenb@suse.de>
8308 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8309 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8310 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8312 2005-07-31 Jan Hubicka <jh@suse.cz>
8314 * pretty-print.h (pp_widest_integer): New macro.
8315 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8318 2005-07-31 Jan Hubicka <jh@suse.cz>
8320 * output.h (enum section_category): Export from varasm.c
8321 (categorize_decl_for_section): Likewise.
8322 * varasm.c (enum section_category): Kill.
8323 (categorize_decl_for_section): Make global.
8324 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8326 * i386.c (ix86_section_threshold): New static variable.
8327 (ix86_in_large_data_p, ix86_encode_section_info,
8328 x86_64_elf_unique_section,
8329 x86_64_elf_select_section): New functions.
8330 (TARGET_ENCODE_SECTION_INFO): Define
8331 (override_options): Enable medium model for PIC.
8332 (ix86_expand_prologue): Expand gen_set_got_rex64.
8333 (legitimate_constant_p): Handle new UNSPECs.
8334 (legitimate_pic_address_disp_p): Likewise.
8335 (legitimize_pic_address): Lower MEDIUM model addressing.
8336 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8337 (enum cmodel): Add MEDIUM_PIC.
8338 (SYMBOL_REF_FAR_ADDR_P): New macro.
8339 (SYMBOL_FLAG_FAR_ADDR): New flag.
8340 * i386.md (movdi): Support medium model.
8341 (set_got_rex64): New pattern.
8342 * i386.opt (mlarge-data-threshold): New flag.
8343 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8344 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8345 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8346 TARGET_ASM_UNIQUE_SECTION): New.
8348 * invoke.texi (-mlarge_data_threshold): Document
8350 2005-07-31 Jan Hubicka <jh@suse.cz>
8352 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8353 (coalesce_vars): Likewise.
8354 * tree-ssa-live.c (coalesce_cost): New.
8355 (build_tree_conflict_graph): Use coalesce_cost.
8356 * tree-ssa-live.h (coalesce_cost): Declare.
8358 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8360 * arm.md (all peepholes for post-increment operations): Delete.
8361 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8362 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8363 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8364 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8365 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8367 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8369 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8372 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8375 * doc/invoke.texi: Document -rdynamic.
8377 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8380 * c-parser.c (c_parser_parms_list_declarator): Call
8381 mark_forward_parm_decls.
8382 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8383 decls with visibility structure.
8385 2005-07-30 Paul Brook <paul@codesourcery.com>
8387 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8389 2005-07-30 Paul Brook <paul@codesourcery.com>
8391 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8393 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8395 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8397 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8400 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8401 nested function declarators.
8402 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8403 (grokparms): Call warn_if_shadowing for parameters used within the
8405 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8406 not used within the parameter list.
8407 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8409 2005-07-30 Jan Hubicka <jh@suse.cz>
8411 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8412 * i386.c (ix86_fixup_binary_operands): Likewise.
8413 (ix86_expand_unary_operator): Likewise.
8414 (ix86_expand_fp_absneg_operator): Likewise.
8415 * optabs.c (expand_vec_cond_expr): Validate dest.
8417 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8420 * real.c (real_from_string): Also set last bit if there is a
8421 nonzero hex digit beyond GCC's internal precision after ".".
8423 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8425 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8426 define_constants. Change duplicate values to unassigned numbers.
8427 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8428 (*altivec_vspltsf): New.
8429 (altivec_vperm_v4sf): Delete.
8430 (altivec_vperm_<mode>): Use mode macro V.
8431 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8432 (altivec_predicate_v4sf): Delete.
8433 (altivec_predicate_<mode>): Use mode macro V.
8434 (*altivec_lvesfx): New.
8435 (*altivec_stvesfx): New.
8436 (vec_realign_load_v4sf): Delete.
8437 (vec_realign_load_<mode>): Use mode macro V.
8438 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8441 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8444 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8446 * configure: Regenerated.
8448 2005-07-29 Paul Brook <paul@codesourcery.com>
8450 * doc/install.texi: Add link to GFortran binaries wiki page.
8452 2005-07-29 David Ung <davidu@mips.com>
8454 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8455 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8456 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8457 * config/mips/mips.md (cpu): Add 5kf name.
8458 (includes): Includes 5k.md.
8459 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8460 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8463 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8466 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8467 (cleanup_tree_cfg): ... here.
8468 Call cleanup_tree_cfg_1 until there are no more cleanups to
8471 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8473 * tree-vrp.c (compare_range_with_value): Return true or false
8474 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8475 EQ_EXPR respectively.
8477 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8479 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8482 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8484 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8485 (tree_ssa_dominator_optimize): Increment it.
8486 (dump_dominator_optimization_stats): Print it.
8488 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8489 Steven Bosscher <stevenb@suse.de>
8491 PR rtl-optimization/23117
8492 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8493 when head == tail. Tidy comment.
8495 2005-07-28 Richard Henderson <rth@redhat.com>
8497 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8498 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8499 * jump.c (rtx_renumbered_equal_p): Likewise.
8500 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8501 CONST_INT and CONST_DOUBLE.
8502 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8503 * reload.c (operands_match_p): Special case CONST_INT and
8504 CONST_DOUBLE; check mode earlier.
8506 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8509 * c-typeck.c (convert_for_assignment): Do not check
8510 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8512 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8515 * c-typeck.c (composite_type): Prefer constant size arrays to
8518 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8521 * real.c (real_from_string): Set last bit if there is a nonzero
8522 hex digit beyond GCC's internal precision.
8524 2005-07-28 Richard Henderson <rth@redhat.com>
8527 * cfgcleanup.c (try_forward_edges): Watch out for end of
8530 2005-07-28 James E Wilson <wilson@specifixinc.com>
8533 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8535 2005-07-28 Jan Hubicka <jh@suse.cz>
8537 * Makefile.in (rtl-profile.o): Kill all traces of it.
8538 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8539 * coverage.h (rtl_coverage_counter_ref): Kill.
8540 * opts.c (flag_speculative_prefetching_set): Kill.
8541 (flag_loop_optimize_set): New.
8542 (common_handle_option): Disable loop optimizer when profiling;
8543 do not handle speculative prefetching.
8544 * passes.c (init_optimization_passes): Replace pass_profiling combo
8545 by branch_prob pass.
8546 * profile.c (compute_value_histograms): Update for simplified value
8548 (rtl_register_profile_hooks): Kill.
8549 (pass_profiling): Kill.
8550 (rest_of_handle_branch_prob): Do not profile.
8551 * toplev.c (process_options): Remove speculative prefetching.
8552 * toplev.h (flag_tree_based_profiling): Kill.
8553 * tree-profile.c (prepare_instrumented_value,
8554 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8555 tree_gen_one_value_profiler, do_tree_profiling): Update for
8556 simplified datastructures.
8557 * value-prof.c: Add comment that speculative prefetching was dropped;
8558 update rest of file for simplified datastructures.
8559 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8560 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8561 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8562 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8563 rtl_mod_subtract, gen_speculative_prefetch,
8564 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8565 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8566 (gate_handle_value_profile_transformations,
8567 rest_of_handle_value_profile_transformations,
8568 pass_value_profile_transformations): Kill.
8569 * value-prof.h (histogram_value_t): Remove IL based unions.
8570 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8571 rtl_profile_hooks): Remove hooks.
8573 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8575 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8576 (cgraph_clone_node): Likewise.
8577 * cgraph.h (cgraph_clone_edge): Update prototype.
8578 (cgraph_clone_node): Likewise.
8579 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8581 (lookup_recursive_calls): Consider profile.
8582 (cgraph_decide_recursive_inlining): Fix updating; use new
8583 probability argument; use profile.
8584 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8585 * tree-inline.c (copy_bb): Update clal of clone_edge.
8586 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8588 * invoke.texi (min-inline-recursive-probability): Document.
8590 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8592 * doc/install.texi (Configuration): Update Valgrind homepage.
8594 2005-07-28 Richard Henderson <rth@redhat.com>
8597 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8598 labels we want to delete.
8599 (cfg_layout_merge_blocks): Likewise.
8601 2005-07-28 Richard Henderson <rth@redhat.com>
8604 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8605 when expanding to nothing.
8607 2005-07-28 Josh Conner <jconner@apple.com>
8609 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8610 (cgraph_decide_inlining_of_small_functions): Likewise.
8612 2005-07-28 Josh Conner <jconner@apple.com>
8614 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8615 direction of badness if negative.
8616 (cgraph_default_inline_p): Add reason to parameters, and assign it
8618 (cgraph_decide_inlining_of_small_functions): New parameter in call
8619 to cgraph_default_inline_p.
8620 (cgraph_decide_inlining_incrementally): Likewise.
8621 * cgraphunit.c (decide_is_function_needed): Likewise.
8622 * cgraph.h (cgraph_default_inline_p): Likewise.
8624 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8626 * builtins.c: Fix comment typo(s).
8627 * genautomata.c: Likewise.
8628 * gimplify.c: Likewise.
8629 * tree-dfa.c: Likewise.
8630 * tree-flow-inline.h: Likewise.
8631 * tree-into-ssa.c: Likewise.
8632 * tree-ssa-alias.c: Likewise.
8633 * tree-ssa-ccp.c: Likewise.
8634 * tree-ssa-copy.c: Likewise.
8635 * tree-ssa-dce.c: Likewise.
8636 * tree-ssa-dom.c: Likewise.
8637 * tree-ssa-operands.c: Likewise.
8638 * tree-tailcall.c: Likewise.
8639 * tree-vectorizer.c: Likewise.
8640 * tree-vrp.c: Likewise.
8643 2005-07-28 Jeff Law <law@redhat.com>
8645 * tree-vrp.c (test_for_singularity): Extracted from ...
8646 (simplify_cond_using_ranges): Attempt to simplify a relational
8647 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8649 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8651 PR tree-optimization/22506
8652 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8653 phis whose argument is constant.
8655 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8657 PR rtl-optimization/18992
8658 Back out this patch:
8659 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8660 PR optimization/12142
8661 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8662 uses of the register in the SET_SRC. Remove unnecessary argument.
8664 Replace it with this:
8665 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8666 if flag_non_call_exceptions is set and the insn may trap, pass
8667 pc_rtx as dest for recursion.
8668 In SET_SRC part of SET case, if dest is already set, pass it down
8671 2005-07-28 Jan Hubicka <jh@suse.cz>
8673 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8674 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8675 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8677 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8678 profile when available.
8680 2005-07-28 Jan Beulich <jbeulich@novell.com>
8682 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8683 (ia64_print_operand): Describe and handle 'X'.
8684 (ia64_register_move_cost): Also handle FP_REGS.
8685 (ia64_preferred_reload_class): Likewise.
8686 (ia64_secondary_reload_class): Likewise.
8687 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8688 it. Also check for ITANIUM_CLASS_FLDP.
8689 * config/ia64/ia64.h (FP_REGNO_P): New.
8690 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8691 (reg_class): Add FP_REGS.
8692 (REG_CLASS_NAMES): Adjust for it.
8693 (REG_CLASS_CONTENTS): Likewise.
8694 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8695 (REG_CLASS_FROM_LETTER): Handle 'x'.
8696 (CLASS_MAX_NREGS): Handle FP_REGS.
8697 (MEMORY_MOVE_COST): Likewise.
8698 * config/ia64/ia64.md (itanium_class): Add fldp.
8699 (type): Handle fldp.
8700 (movti_internal): More allowable operand combinations. Use ldfp8 when
8701 splitting unnecessary. Remove predicable attribute. Adjust
8702 itanium_class attribute.
8703 (smuldi3_highpart): Remove outdated comment.
8704 (mulditi3, umulditi3, rotlti3): New expanders.
8705 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8706 (absti2): Disabled new insn for future reference.
8707 Respective new splitters.
8708 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8709 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8710 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8712 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8714 PR rtl-optimization/23047
8715 * simplify-rtx.c (simplify_const_relational_operation): Respect
8716 flag_wrapv for comparisons with ABS.
8718 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8720 PR tree-optimization/22493
8721 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8722 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8724 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8726 * config/frv/frv.opt (moptimize-membar): New.
8728 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8730 * config/frv/frv.h: Remove machine_function definition.
8732 * config/frv/frv.c (struct frv_io): New.
8733 (struct machine_function): Moved from frv.h. Add has_membar_p.
8734 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8735 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8736 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8737 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8738 (frv_reorg): Call frv_optimize_membar when appropriate.
8739 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8740 (frv_expand_builtin): Adjust calls accordingly.
8741 (frv_io_address_cookie): New function.
8742 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8743 load or store rather than a special insn. Add ccnstant address and
8744 io-type operands to the membar.
8745 (frv_ifcvt_modify_tests): Unsign regno.
8746 (frv_ifcvt_modify_tests): Same.
8748 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8749 UNSPEC_OPTIONAL_MEMBAR constant.
8750 (builtin_read_<mode>): Delete.
8751 (builtin_write_<mode>): Delete.
8752 ("optional_membar_<mode>"): Add operand.
8754 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8755 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8756 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8757 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8758 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8759 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8760 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8761 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8762 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8764 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8766 * df.c (df_uses_record): Handle SCRATCH.
8768 2005-07-28 Steven Bosscher <stevenb@suse.de>
8771 * passes.c (rest_of_decl_compilation): If decl is a type and
8772 we have encountered errors, don't emit debug information.
8774 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8776 * params.def: Fixed comment.
8778 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8781 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8782 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8783 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8785 2005-07-27 Steven Bosscher <stevenb@suse.de>
8788 * varasm.c (assemble_start_function): Don't do anything that may
8789 require a CFG if the current function is a thunk.
8791 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8793 * doc/install.texi (Prerequisites): Mention that perl is needed
8794 to do export control in libstdc++ targetting Darwin.
8796 2005-07-27 Steven Bosscher <stevenb@suse.de>
8798 PR rtl-optimization/17808
8799 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8800 (sched_insns_conditions_mutex_p): Split out from...
8801 (add_dependence): ...here. But don't call it from here.
8802 (add_dependence_list): Check sched_insns_conditions_mutex_p
8803 before calling add_dependence.
8804 (add_dependence_list_and_free): Likewise.
8805 (fixup_sched_groups): Likewise.
8806 (sched_analyze_1): Likewise.
8807 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8808 (sched_analyze): Likewise.
8809 (sched_analyze_insn): Likewise.
8810 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8811 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8812 dependencies on all COND_EXEC insns to jumps ending basic blocks
8813 when doing intrablock scheduling.
8814 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8816 2005-07-27 Jeff Law <law@redhat.com>
8818 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8819 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8820 equivalency sets, correctly handle the case were vr0 has an
8821 equivalency set, but vr1 does not.
8823 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8825 PR tree-optimization/23073
8826 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8827 vect_print_dump_info before fprintf.
8829 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8831 PR tree-optimize/22348
8832 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8833 Fold the partial computation.
8835 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8837 PR tree-optimization/22325
8838 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8840 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8842 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8843 (force_var_cost): ... this function.
8844 (compute_phi_arg_on_exit): Export.
8846 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8848 PR tree-optimization/20773
8849 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8852 2005-07-27 Richard Guenther <rguenther@suse.de>
8854 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8855 Avoid pushing again if current struct contains only
8856 fields we decomposed.
8858 2005-07-27 Jan Hubicka <jh@suse.cz>
8860 PR tree-optimization/22574
8861 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8864 * tree-tailcall.c (decrease_profile): New function.
8865 (eliminate_tail_call): Use it.
8867 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8868 visibility flags correctly in whole program mode.
8870 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8872 PR rtl-optimization/22472
8873 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8875 2005-07-26 Steven Bosscher <stevenb@suse.de>
8877 PR tree-optimization/22504
8878 * tree-complex.c (expand_complex_addition): Use 'code' instead
8879 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8881 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8883 * config.gcc (cpu_type): Add frv case.
8884 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8885 (supported_defaults): Add fr550 case.
8887 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8890 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8891 whether a pointer of type T * may point to objects of type T *.
8893 2005-07-26 DJ Delorie <dj@redhat.com>
8895 * configure: Regenerate.
8897 2005-07-26 Dale Johannesen <dalej@apple.com>
8899 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8901 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8903 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8904 Clarify use of "build" in name.
8906 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8908 * doc/extend.texi (Raw read/write Functions): New section.
8909 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8910 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8911 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8912 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8913 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8914 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8915 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8916 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8917 * config/frv/frv.c: Add bdesc_loads global.
8918 Add bdesc_stores global.
8919 (frv_init_builtins): Add support for __builtin_{read/write}*.
8920 (frv_volatile_memref): New.
8921 (frv_expand_load_builtin): New.
8922 (frv_expand_store_builtin): New.
8923 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8924 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8925 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8926 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8927 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8928 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8929 (builtin_read_<mode>): New.
8930 (builtin_write_<mode>): New.
8931 (builtin_write64): New.
8932 (optional_membar_<mode>): New.
8934 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8936 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8937 (rather than units) against HOST_BITS_PER_WIDE_INT.
8939 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8941 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8942 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8943 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8944 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8947 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8948 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8949 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8951 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8953 2005-07-26 Richard Guenther <rguenther@suse.de>
8955 PR tree-optimization/22486
8956 * fold-const.c (fold_unary): Fold away useless component
8957 references of the form (T *)&T.x, if the address
8960 2005-07-25 James E Wilson <wilson@specifixinc.com>
8962 * dwarf2out.c (add_call_src_coords_attributes): New.
8963 (gen_inlined_subroutine_die): Call it.
8964 (maybe_emit_file, init_file_table): Add comments.
8965 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8967 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8968 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8969 * tree.h (BLOCK_SOURCE_LOCATION): New.
8970 (struct tree_block): New field locus.
8972 2005-07-26 Andreas Schwab <schwab@suse.de>
8974 PR rtl-optimization/23043
8975 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8976 when allocating a struct unoccr.
8978 2005-07-25 Richard Henderson <rth@redhat.com>
8981 * tree-complex.c (gate_no_optimization): True if errors.
8982 * Makefile.in (tree-complex.o): Update dependencies.
8984 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8986 * config/frv/predicates.md (integer_register_operand): Use
8989 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8992 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8994 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8996 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8998 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8999 types when flag_unsafe_math_optimizations is true.
9001 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9003 * gcc.c (option_map): Add --sysroot.
9004 (process_command): Handle --sysroot.
9005 (display_help): Document it.
9006 * doc/cppopts.tex (-isysroot): Document.
9007 * doc/invoke.texi (--sysroot): Document.
9008 * doc/install.texi (--with-build-sysroot): Document.
9010 * Makefile.in (inhibit_libc): New variable.
9011 (INHIBIT_LIBC_CFLAGS): Likewise.
9012 (LIBGCC2_CFLAGS): Include
9013 $(INHIBIT_LIBC_CFLAGS).
9014 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9015 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9016 ($(T)crtend.o): Likewise.
9017 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9018 ($(T)crtendS.o): Likewise.
9019 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9020 ($(T)crtendT.o): Likewise.
9021 (stmp-fixinc): Do not complain about missing headers if
9023 * configure.ac (inhibit_libc): Set it to true/false.
9024 (--with-build-sysroot): New option. Use it to set
9026 * configure: Regenerated.
9028 2005-07-25 Manfred Hollstein <mh@suse.com>
9030 * calls.c (store_one_arg): Fix unsigned comparison warning.
9032 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9035 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9036 (ggc_print_statistics): Initialize variable before use.
9038 2005-07-25 Richard Guenther <rguenther@suse.de>
9040 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9041 calling with a PHI_NODE argument.
9043 * tree-flow-inline.h (overlap_subvar): Protect against
9046 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9048 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9049 * configure: Regenerate.
9051 2005-07-25 Ira Rosen <irar@il.ibm.com>
9053 * expr.c (highest_pow2_factor): Make extern.
9054 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9055 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9056 record_array_differ_p, array_ptr_differ_p): Likewise.
9057 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9058 additional cases. Call the above functions.
9059 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9060 base_object_differ_p when there are two base objects. Otherwise, compare
9061 base address and offset. Call may_alias_p.
9062 (dump_data_reference): Use a correct field name.
9063 (analyze_array): Make static. Initialize new data-ref fields.
9064 (analyze_indirect_ref): New function.
9065 (init_data_ref): Initialize new data-ref fields.
9066 (strip_conversion): Moved from tree-vect-analyze.c.
9067 (analyze_offset_expr, get_ptr_offset, address_analysis,
9068 object_analysis): Likewise.
9069 (analyze_offset): New function.
9070 (create_data_ref): Likewise.
9071 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9072 dimensions for ARRAY_REFs only.
9073 (build_classic_dist_vector): Make static.
9074 (access_functions_are_affine_or_constant_p): Call macro to get the
9075 address of access functions.
9076 (compute_all_dependences): Add new parameter
9077 compute_self_and_read_read_dependences. Compute self and read-read
9078 dependences if it is true.
9079 (find_data_references_in_loop): Call create_data_ref. Initialize new
9081 (compute_data_dependences_for_loop): Add new parameter
9082 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9083 compute nb_loops. Call compute_all_dependences,
9084 build_classic_dist_vector and build_classic_dir_vector with correct
9086 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9087 with correct parameters. Compare dimensions for ARRAY_REFs only.
9088 (free_data_refs): Call macro to free access functions.
9089 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9090 fields from stmt_vinfo.
9091 (struct base_object_info): New structure.
9092 (struct data_reference): Move fields to base_object_info. Add fields
9093 first_location and object_info for above structures. Move fields from
9094 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9095 aligned_to. Add macros to access the new fields.
9096 Update functions declarations.
9097 * tree-flow.h (is_aliased_with): Declare.
9098 * tree-loop-linear.c (linear_transform_loops): Call
9099 compute_data_dependences_for_loop with correct parameters.
9100 * tree-ssa-alias.c (is_aliased_with): New function.
9101 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9102 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9103 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9104 vect_base_addr_differ_p, compute_subscript_distance and
9105 build_classic_dist_vector. Add printings. Check absolute value of
9107 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9109 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9110 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9111 to bytes. Add printing.
9112 (vect_compute_data_refs_alignment): Go through loads and stores in one
9114 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9115 vect_analyze_data_ref_access): Likewise.
9116 (vect_analyze_pointer_ref_access): Remove.
9117 (vect_address_analysis, vect_object_analysis): Likewise.
9118 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9119 and analyze data-refs in the loop.
9120 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9121 fields of data-ref instead of stmt. Add init to the offset from the
9123 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9124 (vect_update_init_of_dr): Likewise.
9125 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9126 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9128 (new_loop_vec_info): Initialize new fields.
9129 (destroy_loop_vec_info): Free new fields.
9130 (vect_strip_conversion): Remove.
9131 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9132 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9133 datarefs. Add new field ddrs.
9134 Add macros for the new fields access.
9135 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9136 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9137 Remove their macros.
9138 * tree.h (highest_pow2_factor): Declare.
9140 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9142 * calls.c (store_one_arg): Check for sibling call MEM arguments
9143 from already clobbered incoming argument area.
9145 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9147 * c-common.c (check_missing_format_attribute): New.
9148 * c-common.h (check_missing_format_attribute): Likewise.
9149 * c-typeck.c (convert_for_assignment): Use it.
9151 2005-07-24 Andreas Schwab <schwab@suse.de>
9153 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9154 register use a word move. Correct operand of ext.w in 68000 code.
9156 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9158 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9159 variables as declarations, rather than definitions.
9161 2005-07-24 Ira Rosen <irar@il.ibm.com>
9163 PR tree-optimization/22526
9164 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9167 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9169 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9170 that C99 reserve for future use. Use it to define clog10,
9171 clog10f and clog10l.
9173 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9175 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9176 * configure.ac: Check for -Wmissing-format-attribute.
9178 * configure: Regenerate.
9180 2005-07-23 Richard Henderson <rth@redhat.com>
9182 PR tree-optimization/22623
9183 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9185 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9188 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9190 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9192 * Makefile.in (C_TREE_H): Update dependencies.
9193 * c-tree.h: Include toplev.h.
9194 * diagnostic.h (diagnostic_set_info): Add format attribute.
9195 * rtl-error.c (diagnostic_for_asm): Likewise.
9197 2005-07-23 Chao-ying Fu <fu@mips.com>
9199 * config/mips/mips-dsp.md: New file.
9200 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9201 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9203 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9204 MIPS_BUILTIN_BPOSGE32.
9205 (mips_expand_builtin_direct): Add one parameter to indicate that
9206 builtin functions need to return a value.
9207 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9209 (mips_regno_to_class): Add classes for 12 new DSP registers.
9210 (mips_subword): Change to check four HI registers.
9211 (mips_output_move): Output move to and from 6 new DSP accumulators.
9212 (override_options): Make sure -mdsp and -mips16 are not used together.
9213 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9215 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9217 (print_operand): Add 'q' for printing DSP accumulators.
9218 (mips_cannot_change_mode_class): Check ACC_REGS.
9219 (mips_secondary_reload_class): Check ACC_REGS.
9220 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9221 (mips_register_move_cost): Check ACC_REGS.
9222 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9223 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9224 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9225 (dsp_bdesc): New array.
9226 (bdesc_arrays): Add DSP builtin function table.
9227 (mips_prepare_builtin_arg): Check predicate again after
9229 (mips_expand_builtin): Add one more parameter to
9230 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9231 MIPS_BUILTIN_BPOSGE32.
9232 (mips_init_builtins): Initialize new function types.
9233 (mips_expand_builtin_direct): Check if builtin functions need to
9234 return a value and pass operands properly.
9235 (mips_expand_builtin_bposge): New function.
9236 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9237 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9238 (FIRST_PSEUDO_REGISTER): Increase to 188.
9239 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9240 Update for 12 new DSP registers.
9241 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9242 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9243 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9244 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9245 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9246 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9247 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9248 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9249 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9250 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9251 (REGISTER_NAMES): Add names for 12 new DSP registers.
9252 * config/mips/mips.md: Include mips-dsp.md.
9253 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9254 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9255 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9256 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9257 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9258 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9259 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9260 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9261 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9262 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9263 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9264 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9265 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9266 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9267 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9268 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9269 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9270 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9271 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9272 (UNSPEC_RDDSP): New constants.
9273 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9274 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9276 * config/mips/mips.opt (-mdsp): New option.
9277 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9278 (reg_imm10_operand): New predicates.
9279 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9280 * doc/invoke.texi (-mdsp): Document new option.
9282 2005-07-22 DJ Delorie <dj@redhat.com>
9284 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9286 * tree-inline.c (inlinable_function_p): Likewise.
9288 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9291 * toplev.c (check_global_declarations): Do not mark undefined
9292 variables as DECL_IGNORED_P.
9293 * varasm.c (first_global_object_name): GTY it.
9294 (weak_global_object_name): Likewise.
9295 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9296 a string to go into {weak,first}_global_object_name.
9298 2005-07-22 DJ Delorie <dj@redhat.com>
9300 * c-format.c (check_function_format): Change warning control
9301 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9303 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9305 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9306 &PTR->FLD a dereference of PTR.
9307 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9308 a potential dereference of PTR.
9310 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9312 PR rtl-optimization/20370
9313 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9314 call allocate_reg_info if necessary.
9316 PR rtl-optimization/21848
9317 * calls.c (emit_library_call_value_1): For const functions, add
9318 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9320 PR rtl-optimization/22445
9321 * cselib.c (target.h): Include.
9322 (rtx_equal_for_cselib_p): Allow commutative matches.
9323 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9324 Remove MODE parameter. Changed all callers.
9326 PR rtl-optimization/22258
9327 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9329 (try_combine): Use likely_spilled_retval_p.
9331 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9333 * config.gcc: Add crx-elf support.
9335 * doc/contrib.texi: Mention crx.
9336 * doc/extend.texi: Document crx extensions.
9337 * doc/install.texi: Document crx install.
9338 * doc/invoke.texi: Document crx options.
9339 * doc/md.texi: Document crx constraints.
9341 * config/crx/crx-protos.h: New file.
9342 * config/crx/crx.c: New file.
9343 * config/crx/crx.h: New file.
9344 * config/crx/crx.md: New file.
9345 * config/crx/crx.opt: New file.
9346 * config/crx/t-crx: New file.
9348 2005-07-22 Manfred Hollstein <mh@suse.com>
9350 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9352 (int_add_graph_edge): Likewise.
9353 (collapse_nodes): Likewise.
9354 (process_unification_queue): Likewise.
9356 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9357 Laurent GUERBY <laurent@guerby.net>
9359 PR tree-optimization/22336
9360 * function.c (record_block_change): Check for
9361 cfun->ib_boundaries_block.
9363 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9365 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9366 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9368 2005-07-21 DJ Delorie <dj@redhat.com>
9370 * toplev.c (warn_deprecated_use): Add warning control to warning
9372 * c-typeck.c (parser_build_binary_op): Likewise.
9373 (c_finish_if_stmt): Likewise.
9374 * c-common.c (check_function_sentinel): Likewise.
9375 (check_nonnull_arg): Likewise.
9377 2005-07-21 Richard Henderson <rth@redhat.com>
9380 * tree-complex.c (complex_ssa_name_components): New.
9381 (cvc_lookup): Allow entry not found.
9382 (create_components): Remove.
9383 (create_one_component_var, get_component_var): New.
9384 (get_component_ssa_name, set_component_ssa_name): New.
9385 (extract_component): Use get_component_ssa_name.
9386 (update_complex_components): Use set_component_ssa_name.
9387 (update_complex_components_on_edge): Likewise.
9388 (update_phi_components): Create new PHI nodes directly, instead
9389 of adding insns to edges.
9390 (tree_lower_complex): Allocate and free complex_variable_components
9391 and complex_ssa_name_components here.
9393 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9395 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9396 revert to returning false.
9398 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9401 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9403 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9406 * config/i386/i386.md (cmpxf): Change operand constraints
9407 to "nonmemory_operand".
9409 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9411 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9413 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9416 * fold-const.c (fold_build1): Add checksum for the operands.
9417 (fold_build2): Likewise.
9418 (fold_build3): Likewise.
9420 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9423 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9425 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9427 * common.opt (-fforward-propagate): Committed by mistake,
9430 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9432 * reg-stack.c: Fix comment typo(s).
9433 * tree-ssa-operands.c: Likewise.
9434 * tree-vectorizer: Likewise.
9436 2005-07-21 Nick Clifton <nickc@redhat.com>
9438 * config/sh/symbian.c: Replace C++ style line comments with C
9439 style line comments.
9440 (symbian_add_attribute): Do not use a ? operator on the LHS of
9442 (sh_symbian_handle_dll_attribute): Change the type of the
9443 method vector to "VEC(tree,gc)*" and use vector accessor
9444 macros to walk over the elements.
9445 (symbian_export_vtable_and_rtti_p): Likewise.
9446 (symbian_class_needs_attribute_p): Likewise.
9448 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9451 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9452 initialize targetm.resolve_overloaded_builtin here.
9453 (altivec_expand_overloaded_builtin): Make it non-static.
9454 * config/rs6000/rs6000-protos.h
9455 (altivec_expand_overloaded_builtin): New prototype.
9456 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9457 targetm.resolve_overloaded_builtin here.
9458 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9460 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9461 Zdenek Dvorak <dvorakz@suse.cz>
9463 PR tree-optimization/19210
9464 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9466 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9467 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9468 rely on unproven assumptions.
9469 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9470 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9471 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9472 to number_of_iterations_exit.
9473 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9474 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9475 * tree-ssa-loop-niter.c (find_loop_niter,
9476 estimate_numbers_of_iterations_loop): Likewise.
9477 (number_of_iterations_exit): Honor the new options.
9478 * doc/invoke.texi (Wunsafe-loop-optimizations,
9479 funsafe-loop-optimizations): Document them.
9481 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9483 PR rtl-optimization/22167
9484 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9486 2005-07-20 Adam Nemet <anemet@lnxw.com>
9488 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9489 __do_global_dtors_aux longcall.
9491 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9493 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9494 (old_special_pred_table): Don't reference
9495 SPECIAL_MODE_PREDICATES.
9496 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9497 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9498 * config/sh/predicates.h: Don't mention
9499 SPECIAL_MODE_PREDICATES.
9500 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9503 2005-07-20 DJ Delorie <dj@redhat.com>
9505 * config.gcc: Add m32c-elf support.
9507 * doc/contrib.texi: Mention m32c.
9508 * doc/extend.texi: Document m32c extensions.
9509 * doc/install.texi: Mention m32c.
9510 * doc/invoke.texi: Document m32c options.
9511 * doc/md.texi: Document m32c constraints.
9513 * config/m32c/addsub.md: New file.
9514 * config/m32c/bitops.md: New file.
9515 * config/m32c/cond.md: New file.
9516 * config/m32c/jump.md: New file.
9517 * config/m32c/m32c-lib1.S: New file.
9518 * config/m32c/m32c-lib2.c: New file.
9519 * config/m32c/m32c-modes.def: New file.
9520 * config/m32c/m32c-pragma.c: New file.
9521 * config/m32c/m32c-protos.h: New file.
9522 * config/m32c/m32c.abi: New file.
9523 * config/m32c/m32c.c: New file.
9524 * config/m32c/m32c.h: New file.
9525 * config/m32c/m32c.md: New file.
9526 * config/m32c/m32c.opt: New file.
9527 * config/m32c/minmax.md: New file.
9528 * config/m32c/mov.md: New file.
9529 * config/m32c/muldiv.md: New file.
9530 * config/m32c/predicates.md: New file.
9531 * config/m32c/prologue.md: New file.
9532 * config/m32c/shift.md: New file.
9533 * config/m32c/t-m32c: New file.
9535 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9537 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9538 (stack_protect_set, stack_protect_test): New expanders.
9539 (stack_protect_set_si, stack_protect_set_si_media,
9540 stack_protect_set_di_media, stack_protect_test_si,
9541 stack_protect_test_si_media, stack_protect_test_di_media):
9544 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9546 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9548 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9550 * tree.h (tree_expr_nonzero_p): Export.
9551 * fold-const.c (tree_expr_nonzero_p): Likewise.
9552 Return true for CALL_EXPRs that are alloca calls.
9553 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9555 * tree-flow.h (expr_computes_nonzero): Remove.
9556 * tree-vrp.c (expr_computes_nonzero): Remove.
9557 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9558 (extract_range_from_unary_expr): Likewise.
9559 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9560 tree_expr_nonzero_p.
9562 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9564 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9565 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9566 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9567 All callers changed.
9568 (frame_related_constant_load): New arg "related" which controls
9569 setting of RTX_FRAME_RELATED_P. All callers changed.
9570 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9571 (bfin_expand_prologue): Add stack limit checking.
9572 * config/bfin/bfin.md (trapifcc): New pattern.
9574 * config/bfin/bfin.c: Include "langhooks.h".
9575 (def_builtin): Go through lang_hooks to call builtin_function.
9577 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9578 * config/bfin/predicates.md (symbol_ref_operand): New.
9579 (call_insn_operand): Delete. All callers changed to use
9580 register_no_elim_operand.
9581 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9583 (function_arg): Use it to generate the call's operand 2.
9584 (bfin_longcall_p): New function.
9585 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9586 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9587 determine if the address needs to be in a REG.
9588 (bfin_handle_longcall_attribute): New function.
9589 (bfin_attribute_table): Add "longcall" and "shortcall".
9590 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9591 (CUMULATIVE_ARGS): New member call_cookie.
9592 (PREDICATE_CODES): Add symbol_ref_operand.
9593 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9594 extra USE to the pattern.
9595 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9596 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9597 sibcall_value_insn; now the new patterns handle direct calls and the
9598 old ones indirect calls.
9599 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9601 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9603 * doc/trouble.texi: Update section on handling of empty loops.
9605 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9607 * config.gcc: Remove support for sparc-*-openbsd*,
9608 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9610 * config.host: Remove support for i860-*-sysv4* as a host.
9611 * config/i860/*, config/ip2k/*, config/ns32k/*,
9612 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9613 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9614 mention obsolete ports.
9616 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9618 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9620 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9621 of frame_pointer_rtx.
9622 (sh_expand_epilogue): Likewise.
9623 (sh_set_return_address): Likewise.
9624 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9625 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9626 offsets from FRAME_POINTER_REGNUM.
9627 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9628 (sh_register_names): Add initializer for sfp.
9629 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9630 (VALID_REGISTER_P): Likewise.
9631 (FIRST_PSEUDO_REGISTER): Update.
9632 (DWARF_FRAME_REGISTERS): Define.
9633 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9634 (HARD_FRAME_POINTER_REGNUM): Define.
9635 (FRAME_POINTER_REGNUM): Redefine.
9636 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9637 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9638 from FRAME_POINTER_REGNUM.
9639 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9640 FRAME_POINTER_REGNUM.
9641 (REG_CLASS_CONTENTS): Add sfp.
9642 (REG_ALLOC_ORDER): Likewise.
9643 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9644 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9645 of frame_pointer_rtx.
9646 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9648 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9650 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9651 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9652 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9654 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9657 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9659 Make CONSTRUCTOR use VEC to store initializers.
9660 * c-common.c (complete_array_type): Update to cope with VEC in
9662 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9663 (pp_c_constructor_elts): New function.
9664 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9665 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9666 struct constructor_stack, struct initializer_stack,
9667 constructor_elements, push_init_level, pop_init_level,
9668 add_pending_init, find_init_member, output_init_element): Update to
9669 cope with VEC in CONSTRUCTOR_ELTS.
9670 * coverage.c (build_fn_info_value, build_ctr_info_value,
9671 build_gcov_info): Likewise.
9672 * expr.c (categorize_ctor_elements_1, store_constructor,
9673 expand_expr_real_1): Likewise.
9674 * fold-const.c (fold_ternary): Likewise.
9675 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9676 gimplify_init_constructor, gimplify_expr): Likewise.
9677 * tree-dump.c (dequeue_and_dump): Likewise.
9678 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9680 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9682 * tree-sra.c (generate_element_init_1): Likewise.
9683 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9684 * tree-ssa-operands.c (get_expr_operands): Likewise.
9685 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9686 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9687 (get_initial_def_for_reduction): Likewise.
9688 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9689 value handle in annotations.
9690 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9691 tree_node_structure): Add support for constr_kind.
9692 (build_vector_from_ctor, build_constructor_single,
9693 build_constructor_from_list): New functions.
9694 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9695 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9696 Update to cope with VEC in CONSTRUCTOR_ELTS.
9697 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9698 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9699 CONSTRUCTOR_APPEND_ELT): New macros.
9700 (struct constructor_elt, struct tree_constructor): New data types.
9701 (union tree_node): Add tree_constructor field.
9702 * treestruct.def: Define TS_CONSTRUCTOR.
9703 * varasm.c (const_hash_1, compare_constant, copy_constant,
9704 compute_reloc_for_constant, output_addressed_constants,
9705 initializer_constant_valid_p, output_constant,
9706 array_size_for_constructor, output_constructor): Update to cope with
9707 VEC in CONSTRUCTOR_ELTS.
9708 * vec.h (VEC_empty, VEC_copy): New macros.
9710 2005-07-19 Devang Patel <dpatel@apple.com>
9712 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9714 2005-07-19 Richard Henderson <rth@redhat.com>
9717 * gimplify.c (gimplify_expr): Use main variant type for the temp
9718 destination for a discarded volatile read.
9719 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9720 casts between non-void types that change volatility.
9722 2005-07-15 DJ Delorie <dj@redhat.com>
9724 * toplev.h: Add comment about the first parameter for warning().
9725 * errors.h: Likewise.
9727 * c.opt (Wpragmas): New.
9728 * doc/invoke.texi: Document it.
9730 * function.c (do_warn_unused_parameter): Add warning control to
9732 * c-decl.c (warn_if_shadowing): Likewise.
9733 * c-lex.c (cb_def_pragma): Likewise.
9734 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9735 (pop_alignment): Likewise.
9736 (handle_pragma_pack): Likewise.
9737 (apply_pragma_weak): Likewise.
9738 (handle_pragma_weak): Likewise.
9739 (handle_pragma_redefine_extname): Likewise.
9740 (add_to_renaming_pragma_list): Likewise.
9741 (handle_pragma_extern_prefix): Likewise.
9742 (maybe_apply_renaming_pragma): Likewise.
9743 (handle_pragma_visibility): Likewise.
9745 * config/c4x/c4x-c.c (BAD): Likewise.
9746 (c4x_parse_pragma): Likewise.
9747 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9748 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9749 (rs6000_pragma_longcall): Likewise.
9750 * config/v850/v850-c.c (pop_data_area): Likewise.
9751 (ghs_pragma_section): Likewise.
9752 (ghs_pragma_section): Likewise.
9753 (ghs_pragma_interrupt): Likewise.
9754 (ghs_pragma_starttda): Likewise.
9755 (ghs_pragma_startsda): Likewise.
9756 (ghs_pragma_startzda): Likewise.
9757 (ghs_pragma_endtda): Likewise.
9758 (ghs_pragma_endsda): Likewise.
9759 (ghs_pragma_endzda): Likewise.
9761 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9762 Kenneth Zadeck <zadeck@naturalbridge.com>
9764 * Makefile.in: Removed tree-promote-statics.c
9765 * tree-promote-statics.c: Removed.
9766 * common.opt: Removed flag-promote-statics.
9768 * passes.c: Removed tree-promote-statics pass.
9769 * tree-pass.h: Ditto.
9770 * timevar.def: Removed TV_PROMOTE_STATICS.
9773 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9775 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9777 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9779 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9782 * c-common.c (check_function_arguments): Call
9783 'check_function_format' if either -Wformat or
9784 -Wmissing-format-attribute are specified.
9785 * c-format.c (check_function_format): Check -Wformat before
9786 calling 'check_format_info'.
9787 * c-opts.c (c_common_post_options): Don't warn for
9788 -Wmissing-format-attribute without -Wformat.
9789 * c-typeck.c (convert_for_assignment): Detect additional cases for
9790 -Wmissing-format-attribute.
9791 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9794 2005-07-19 Richard Guenther <rguenther@suse.de>
9796 * config/i386/i386.md (lrint<mode>2): Use temporary
9797 instead of clobbering non-existent memory.
9799 2005-07-19 Nick Clifton <nickc@redhat.com>
9801 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9802 statement to avoid displaying ASCII control characters.
9804 2005-07-19 Ben Elliston <bje@au.ibm.com>
9806 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9807 * cfganal.c (find_edge_index): Ditto.
9808 * combine.c (combine_instructions): Ditto.
9809 * ddg.c (create_scc): Ditto.
9810 (find_successors): Ditto.
9811 (find_predecessors): Ditto.
9812 (find_nodes_on_paths): Ditto.
9813 (longest_simple_path): Ditto.
9814 * flow.c (update_life_info): Ditto.
9815 (count_or_remove_death_notes): Ditto.
9816 (clear_log_links): Ditto.
9817 * modulo-sched.c (generate_reg_moves): Ditto.
9818 (find_max_asap): Ditto.
9819 (find_max_hv_min_mob): Ditto.
9820 (find_max_dv_min_mob): Ditto.
9821 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9822 * sched-rgn.c (extract_edgelst): Ditto.
9823 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9824 (dump_update_ssa): Ditto.
9825 (ssa_names_to_replace) Ditto.
9826 (switch_virtuals_to_full_rewrite): Ditto.
9827 (update_ssa): Ditto.
9828 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9830 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9832 Fix PR tree-optimization/22483
9834 * tree-complex.c (create_components): Use
9835 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9836 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9837 * tree-flow.h (safe_referenced_var_iterator): New structure.
9838 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9839 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9840 safe_referenced_var iterator.
9841 (add_type_alias): Ditto.
9843 2005-07-19 Steven Bosscher <stevenb@suse.de>
9845 * loop-init.c (rest_of_handle_loop2): Remove.
9846 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9847 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9848 (pass_rtl_loop_init, pass_rtl_loop_done,
9849 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9850 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9851 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9852 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9853 pass_tree_loop_done, and pass_tree_unswitch.
9854 (gate_loop): Rename to gate_tree_loop.
9855 * passes.c (init_optimization_passes): Update for renamed tree
9856 loop passes. Add the new loop2 passes as subpasses of loop2.
9857 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9858 Update for the renamed tree loop passes.
9860 2005-07-18 Ian Lance Taylor <ian@airs.com>
9863 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9864 blocks when optimizing.
9866 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9868 * common.opt (frename-registers): Initialize to 2.
9870 (fgcse-after-reload): Ditto.
9871 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9872 (process_options): Only change flag_web, flag_rename_registers,
9873 and flag_rerun_cse_after_loop if not explicitly set by user.
9875 2005-07-18 Jan Beulich <jbeulich@novell.com>
9877 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9878 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9879 in 64-bit mode the same as DImode in 32-bit mode.
9880 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9881 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9882 mode. Add new mode parameter.
9883 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9884 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9885 x86_64_shift_adj): New expanders.
9886 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9887 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9889 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9890 DImode shift splitters.
9891 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9892 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9895 2005-07-18 Jan Beulich <jbeulich@novell.com>
9897 * i386.md (movdi_extzv_1): New.
9898 (zero_extendhidi2): Combine alternatives and never force use of
9900 (zero_extendqidi2): Likewise. Don't restrict input selection.
9902 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9904 Fix PR tree-optimization/22531
9905 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9908 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9910 * tree-promote-statics.c (pass_promote_statics): Change dump file
9913 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9915 * tree-optimize.c (init_tree_optimization_passes): Add
9916 pass_eliminate_useless_stores pass.
9917 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9918 * tree-ssa-pre.c (is_copy_stmt): New function.
9919 (follow_copies_till_vuse): Ditto.
9920 (do_eustores): Ditto.
9921 (gate_eustores): Ditto.
9923 2005-07-16 Richard Henderson <rth@redhat.com>
9925 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9927 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9928 Kenneth Zadeck <zadeck@naturalbridge.com>
9930 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9931 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9932 ipa-type-escape.h, tree-promote-statics.c
9933 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9934 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9935 tree-promote-statics.c: new files.
9936 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9937 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9938 int nonlocal_set_p, mark_constant_function): Deleted.
9939 (rest_of_handle_cfg): Removed call to mark_constant_function.
9940 (nonoverlapping_component_refs_p): Added calls to support
9941 type based aliasing.
9942 * tree-ssa-alias.c (may_alias_p,
9943 compute_flow_insensitive_aliasing): Ditto.
9944 * calls.c (flags_from_decl_or_type): Removed reference to
9946 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9947 too many arguments. This is necessary for Spec 2000.
9948 * cgraph.h (const_function, pure_function): Removed.
9949 * common.opt: Added "fipa-pure-const", "fipa-reference",
9950 "fipa-type-escape", and "ftree-promote-static".
9952 * passes.c: Added ipa and tree-promote-statics passes.
9953 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9954 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9955 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9956 * tree-flow.h: Added exposed sra calls and addition of
9957 reference_vars_info field for FUNCTION_DECLS.
9958 * tree-pass.h: Added passes.
9959 * tree-sra.c: (sra_init_cache): New function.
9960 (sra_insert_before, sra_insert_after) Made public.
9961 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9963 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9964 aliasing. (may_alias_p): Added code to use type escape analysis to
9966 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9967 code to prune clobbers of static variables based on information
9968 produced in ipa-reference pass. Changed call clobbering so that
9969 statics are not marked as clobbered if the call does not clobber
9972 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9974 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9977 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9979 * doc/install.texi (*-*-solaris2*): Document recommended version
9980 of GNU binutils and mention GNU linker problem on Solaris 10.
9982 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9985 * c-decl.c (c_build_bitfield_integer_type): New function.
9986 (finish_struct): Call it.
9987 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9989 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9991 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9994 2005-07-16 Jan Hubicka <jh@suse.cz>
9996 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9997 (scale_bbs_frequencies_int): Watch roundoff errors.
9998 * predict.c (return_prediction): Initialize return_stmt.
10000 2005-07-16 Jan Hubicka <jh@suse.cz>
10002 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10003 after RTL profiling.
10005 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10007 PR middle-end/22398
10008 * fold-const.c (build_range_check): Convert high/low to etype
10009 if we are only comparing against exp.
10011 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10013 Fix PR tree-optimization/22376
10014 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10016 (need_to_solve): New function.
10017 (compute_points_to_sets): Use it.
10019 2005-07-15 Jan Hubicka <jh@suse.cz>
10021 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10022 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10024 2005-07-15 Richard Guenther <rguenther@suse.de>
10026 * c-common.c (handle_flatten_attribute): New function.
10027 Add flatten function attribute.
10028 * doc/extend.texi: Document flatten function attribute.
10029 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10030 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10032 (cgraph_decide_inlining): Handle functions with flatten
10035 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10037 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10038 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10039 UNSPEC_XCHG, UNSPEC_AND): New.
10040 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10041 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10042 * config/rs6000/sync.md (FETCHOP): New code macro.
10043 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10045 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10046 (sync_compare_and_swap<mode>): Same.
10047 (sync_lock_test_and_set<mode>): Same.
10048 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10049 for QImode and HImode, and not PPC405.
10050 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10051 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10052 (sync_<fetchop>{si,di}_internal): New.
10053 (sync_nand{si,di}_internal): New.
10054 (sync_old_<fetchop>{si,di}_internal): New.
10055 (sync_old_nand{si,di}_internal): New
10056 (sync_new_<fetchop>{si,di}_internal): New.
10057 (sync_new_nand{si,di}_internal): New.
10058 (atomic_and{si,di}): New.
10059 (sync_new_nand{si,di}_internal): New.
10060 (atomic_and{si,di}): New.
10061 (sync_add<mode>_internal): Delete.
10062 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10063 (sync_sub<mode>_internal): Delte.
10064 (sync_subshort_internal): New.
10065 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10066 (sync_anddi_internal): Delete.
10067 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10068 (sync_booldi_internal): Delete.
10069 (sync_boolc<mode>_internal): Delete.
10070 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10071 (sync_boolc<mode>_internal2): Delete.
10072 (sync_boolcc<mode>_internal): Delete.
10073 (isync, lwsync): Use unspec instead of unspec_volatile.
10074 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10075 Revert UNSPEC_VOLATILE.
10076 (rs6000_split_atomic_op): New.
10077 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10079 2005-07-14 Eric Christopher <echristo@redhat.com>
10081 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10082 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10084 2005-07-14 Eric Christopher <echristo@redhat.com>
10086 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10088 2005-07-14 Steven Bosscher <stevenb@suse.de>
10090 PR tree-optimization/22230
10091 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10092 the computation of the four cross productions for "range op range".
10094 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10095 Ulrich Weigand <uweigand@de.ibm.com>
10098 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10101 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10103 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10105 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10107 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10109 2005-07-14 Richard Guenther <rguenther@suse.de>
10111 PR middle-end/22347
10112 * config/i386/i386-protos.h (ix86_function_value): Change
10113 prototype to match new target hook.
10114 * config/i386/i386.c (ix86_value_regno): Change prototype
10115 to take extra type argument.
10116 (TARGET_FUNCTION_VALUE): Define.
10117 (ix86_function_ok_for_sibcall): Pass extra argument to
10118 ix86_value_regno, check return slot rtx for exact match.
10119 (ix86_function_value): Take extra parameter. Dispatch to
10120 ix86_value_regno with fndecl/fntype as provided.
10121 (ix86_value_regno): Handle extra type argument.
10122 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10124 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10125 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10126 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10127 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10128 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10130 2005-07-14 Richard Guenther <rguenther@suse.de>
10132 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10133 * calls.c (expand_call): Pass fntype to hard_function_value.
10134 (emit_library_call_value_1): Likewise.
10135 * explow.c: Include target.h.
10136 (hard_function_value): Take extra argument, the fntype.
10137 Use new target hook for function_value.
10138 * expr.h (hard_function_value): Change prototype.
10139 * function.c (aggregate_value_p): Pass 0 as fntype to
10140 hard_function_value.
10141 (assign_parms): Use new target hook for function_value.
10142 Pass 0 as fntype to hard_function_value.
10143 (expand_function_end): Likewise.
10144 * reg-stack.c: Include target.h.
10145 (stack_result): Use new target hook for function_value.
10146 * target-def.h: New target hook function_value.
10147 * target.h: Likewise.
10148 * targhooks.c (default_function_value): New function.
10149 * targhooks.h (default_function_value): Declare.
10151 2005-07-13 Ian Lance Taylor <ian@airs.com>
10153 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10155 2005-07-14 Jan Hubicka <jh@suse.cz>
10157 * tree-dfa.c (dump_variable): Use default_def function.
10158 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10159 * tree-ssa.c (verify_use): Likewise.
10160 * tree-ssanames.c (release_ssa_name): Likewise.
10161 * tree-tailcall.c (eliminate_tail_call): Likewise.
10162 (tree_optimize_tail_calls_1): Likewise.
10163 * tree-vrp.c (get_value_range): Likewise.
10165 2005-07-14 Ben Elliston <bje@au.ibm.com>
10167 * gcc.c (main): Compare language[0] with '*' when iterating over
10170 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10172 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10173 "s390_emit_compare". Add handling of CCZ1mode.
10174 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10175 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10177 (s390_branch_condition_mask): Add CCZ1mode handling.
10178 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10179 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10180 Use CCZ1mode instead of CCZmode.
10181 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10183 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10185 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10187 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10189 2005-07-13 Eric Christopher <echristo@redhat.com>
10191 * config/mips/mips.c (mips_canonicalize_comparison): New.
10192 (mips_emit_int_relational): Use.
10194 2005-07-13 Eric Christopher <echristo@redhat.com>
10196 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10197 static extra parts.
10198 * config/s390/s390.md: Include tpf.md. Move tpf specific
10200 * config/s390/tpf.md: To here.
10201 * config/s390/s390.opt: Move tpf specific options...
10202 * config/s390/tpf.opt: to here. Add mmain option.
10203 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10204 * config/s390/tpf.h: Rewrite.
10206 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10208 * doc/tm.texi: Remove @xref{Cross-profiling}.
10210 2005-07-13 Jeff Law <law@redhat.com>
10212 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10213 expressions, test their _DECL operands for pointer equality rather
10214 than using operand_equal_p.
10216 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10218 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10219 (TARGET_POSIX_IO): This.
10220 * config/darwin.h: Likewise.
10221 * config/freebsd.h: Likewise.
10222 * config/linux.h: Likewise.
10223 * config/lynx.h: Likewise.
10224 * config/netbsd.h: Likewise.
10225 * config/rs6000/linux64.h: Likewise.
10226 * config/rs6000/linux.h: Likewise.
10227 * config/s390/tpf.h: Likewise.
10228 * config/sh/embed-elf.h: Likewise.
10229 * config/sparc/linux64.h: Likewise.
10230 * config/sparc/linux.h: Likewise.
10231 * config/svr4.h: Likewise.
10232 * gcov-io.h: Likewise.
10234 * doc/tm.texi: Updated.
10236 * libgcov.c (create_file_directory): Defined only if
10237 TARGET_POSIX_IO is defined.
10238 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10241 2005-07-13 Jan Hubicka <jh@suse.cz>
10243 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10245 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10247 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10248 structure as argument.
10250 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10252 PR tree-optimization/21921
10253 * tree-iterator.c (tsi_link_before): Support the case when
10254 tsi_end_p (tsi) == true.
10256 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10258 PR tree-optimization/22442
10259 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10262 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10264 PR rtl-optimization/20376
10265 * toplev.c (process_options): Enable -fweb and -frename-registers when
10267 * doc/invoke.texi: Update the information about when -fweb and
10268 -frename-registers are enabled.
10270 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10273 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10274 if *rhs_p is not a SSA_NAME.
10276 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10278 Fix PR tree-optimization/22422
10279 * tree-ssa-structalias.c (struct variable_info): Add flag for
10281 (get_varinfo): Now a static function.
10282 (new_varinfo): init has_union and is_special_var to false.
10283 (solution_set_add): Check has_union.
10284 (do_da_constraint): Move temporary variable so it gets reset
10286 Also check for special variable.
10287 (do_ds_constraint): Ditto.
10288 (do_sd_constraint): Ditto.
10289 (do_structure_copy): Check for special variable.
10290 (find_func_aliases): Ditto.
10291 (init_base_vars): Set special vars properly.
10293 2005-07-13 Jan Hubicka <jh@suse.cz>
10295 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10298 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10299 (get_expr_operands): Fix thinko wrt flags and subvars.
10301 PR tree-optimize/22379
10302 * tree-inline.c (expand_call_inline): Do not output sorry in early
10305 2005-07-12 Dale Johannesen <dalej@apple.com>
10307 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10309 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10312 * host-linux.h: Include limits.h.
10314 2005-07-12 Dale Johannesen <dalej@apple.com>
10316 * expr.c (compress_float_constant): Add cost check.
10317 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10319 2005-07-12 Dale Johannesen <dalej@apple.com>
10321 * gcc.target/i386/compress-float-sse.c: New.
10322 * gcc.target/i386/compress-float-sse-pic.c: New.
10323 * gcc.target/i386/compress-float-387.c: New.
10324 * gcc.target/i386/compress-float-387-pic.c: New.
10325 * gcc.dg/compress-float-ppc.c: New.
10326 * gcc.dg/compress-float-ppc-pic.c: New.
10328 2005-07-12 Eric Christopher <echristo@redhat.com>
10330 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10331 static extra parts.
10332 * config/s390/s390.md: Include tpf.md. Move tpf specific
10334 * config/s390/tpf.md: To here.
10335 * config/s390/s390.opt: Move tpf specific options...
10336 * config/s390/tpf.opt: to here. Add mmain option.
10337 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10338 * config/s390/tpf.h: Rewrite.
10340 2005-07-12 Eric Christopher <echristo@redhat.com>
10342 * gcc.c (struct infile): Update comment for language.
10343 (main): Rewrite input file resetting code.
10345 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10348 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10349 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10350 (lookup_avail_expr): Use constant_boolean_node instead
10351 of boolean_false_node/boolean_true_node.
10353 2005-07-12 Ben Elliston <bje@au.ibm.com>
10355 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10356 and use it when printing num_edges.
10358 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10360 * doc/extend.texi (Blackfin Built-in Functions): New section.
10361 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10364 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10366 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10367 s/cmpstrsi/cmpstrnsi
10368 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10370 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10371 (init_optabs): Initialize cmpstrn_optab.
10372 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10373 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10374 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10375 * config/i386/i386.md: s/cmpstr/cmpstrn
10376 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10377 * doc/md.texi: Update documentation.
10379 2005-07-11 Richard Henderson <rth@redhat.com>
10381 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10382 build_va_arg_indirect_ref.
10383 (alpha_gimplify_va_arg): Likewise.
10384 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10385 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10386 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10387 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10388 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10389 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10391 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10393 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10395 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10396 * passes.c (init_optimization_passes): Add pass_empty_loop.
10397 * tree-pass.h (pass_empty_loop): Declare.
10398 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10399 try_remove_empty_loop, remove_empty_loops): New functions.
10400 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10401 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10403 2005-07-12 Peter Barada <peter@the-baradas.com>
10405 PR middle-end/16719
10406 PR middle-end/18421
10407 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10408 in address registers.
10409 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10410 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10411 alternative of addsi3_5200.
10413 2005-07-11 Ian Lance Taylor <ian@airs.com>
10415 * config/mips/mips.md (ffs<mode>2): Remove.
10417 2005-07-11 Ian Lance Taylor <ian@airs.com>
10419 * doc/tree-ssa.texi (Cleanups): Improve description of
10421 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10423 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10425 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10426 * tree.h (DECL_ARGUMENT_FLD): New macro.
10428 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10430 Fix PR tree-optimization/22404
10432 * tree-ssa-structalias.c (create_variable_info_for): Use
10435 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10437 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10438 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10439 for second comparison operand.
10440 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10442 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10443 (define_insn_reservation "alu"): Likewise.
10444 (csync, ssync): Now of type sync.
10445 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10446 -mcsync-anomaly -mspecld-anomaly.
10447 * config/bfin/bfin.opt (mcsync): Remove.
10448 (mcsync-anomaly, mspecld-anomaly): Add.
10449 * config/bfin/bfin.c: Include "insn-codes.h".
10450 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10451 (TARGET_DEFAULT_TARGET_FLAGS): New.
10452 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10454 2005-07-11 Steven Bosscher <stevenb@suse.de>
10456 * basic-block.h: Give the BB flags enum a name, bb_flags.
10457 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10458 * cfgcleanup.c (enum bb_flags): Remove here.
10459 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10460 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10461 (update_forwarder_flag): Likewise.
10462 (thread_jump): Likewise.
10463 (try_forward_edges): Likewise.
10464 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10465 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10466 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10468 2005-07-11 Richard Guenther <rguenther@suse.de>
10470 * config/i386/i386.opt: New target option -msseregparm.
10471 * config/i386/i386.c (override_options): Error out for
10472 -msseregparm but no SSE support.
10473 (ix86_function_sseregparm): Check for global sseregparm.
10474 * doc/invoke.texi: Document -msseregparm.
10476 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10478 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10479 (m32rle-*-linux*): Ditto.
10481 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10483 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10484 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10487 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10489 PR middle-end/22239
10491 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10492 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10494 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10496 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10497 (varmap): Heapify varmap.
10498 (constraints): Heapify constraints.
10499 (struct constraint_graph): Heapify succs and preds.
10500 (constraint_vec_find): Update for heapification.
10501 (constraint_set_union): Ditto.
10502 (insert_into_complex): Ditto.
10503 (constraint_edge_vec_find): Ditto.
10504 (erase_graph_self_edge): Ditto.
10505 (add_graph_edge): Ditto.
10506 (get_graph_weights): Ditto.
10507 (merge_graph_nodes): Ditto.
10508 (build_constraint_graph): Ditto.
10509 (topo_visit): Ditto.
10510 (solve_graph): Ditto.
10511 (create_variable_info_for): Ditto.
10512 (init_base_vars): Ditto.
10513 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10514 (condese_varmap_nodes): Free complex vector.
10515 (clear_edges_for_node): Clear succs and preds vector.
10517 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10519 * tree-ssa-structalias.c (update_alias_info): Change counting of
10520 references to not include vdefs.
10522 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10524 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10525 (up_insert): Ditto.
10527 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10529 * pa.c (pa_commutative_p): Make PLUS commutative when
10530 TARGET_NO_SPACE_REGS is true.
10532 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10534 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10535 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10536 * tree-dfa.c (dump_subvars_for): New.
10537 (debug_subvars_for): New.
10538 (dump_variable): Show subvariables if VAR has them.
10539 * tree-flow-inline.h (get_subvar_at): New.
10540 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10541 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10543 (struct subvar): Change fields offset and size to unsigned
10545 (dump_subvars_for): Declare.
10546 (debug_subvars_for): Declare.
10547 (get_subvar_at): Declare.
10548 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10549 to unsigned HOST_WIDE_INT *.
10550 (overlap_subvar): Likewise.
10551 * tree-gimple.c (is_gimple_reg): Always return false for
10552 SFTs and memory tags.
10553 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10554 Update all callers.
10555 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10556 (compute_may_aliases): Call compute_points_to_sets.
10557 (collect_points_to_info_for): Remove.
10558 (compute_points_to_and_addr_escape): Remove.
10559 (delete_alias_info): Call delete_points_to_sets.
10560 (compute_flow_sensitive_aliasing): If the call to
10561 find_what_p_points_to returns false, call set_pt_anything.
10562 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10563 (set_pt_anything): Clear pi->pt_vars.
10564 (set_pt_malloc): Remove.
10565 (merge_pointed_to_info): Remove.
10566 (add_pointed_to_expr): Remove.
10567 (add_pointed_to_var): Remove.
10568 (collect_points_to_info_r): Remove.
10569 (is_escape_site): Make extern.
10571 (create_overlap_variables_for): Call it.
10572 * tree-ssa-copy.c (merge_alias_info): Never merge
10573 flow-sensitive alias information.
10574 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10575 offset and size to be unsigned HOST_WIDE_INT.
10576 (add_to_addressable_set): Rename from note_addressable.
10577 Set TREE_ADDRESSABLE as the variables are added to the set.
10579 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10580 operands into VUSEs when adding V_MAY_DEFs for members in an
10582 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10583 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10584 (struct variable_info): Add bitfield is_heap_var.
10585 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10586 (new_var_info): Initialize is_heap_var.
10587 (get_constraint_for): Add HEAP variables to the symbol table.
10588 Mark them with is_heap_var.
10589 (update_alias_info): New. Taken mostly from the old
10590 compute_points_to_and_addr_escape.
10591 (handle_ptr_arith): New.
10592 (find_func_aliases): Call update_alias_info.
10593 Call handle_ptr_info for tcc_binary expressions.
10594 Call mark_stmt_modified.
10595 (create_variable_info_for): If DECL has subvars, do not create
10596 variables for its subvars. Always add all the fields.
10597 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10598 SFTs, then add all the SFTs of the structure.
10599 If VI->DECL is an aggregate with subvariables, add the SFT at
10601 (find_what_p_points_to): If VI is an artificial variable,
10602 translate to bitfields in SSA_NAME_PTR_INFO.
10603 If the solution is empty, set pi->pt_vars to NULL
10604 (init_base_vars): Create ANYOFFSET.
10605 (compute_points_to_sets): Rename from create_alias_vars.
10607 (pass_build_pta): Remove.
10608 (delete_points_to_sets): Rename from delete_alias_vars.
10609 (pass_del_pta): Remove.
10610 * tree-ssa-structalias.h (struct alias_info): Move from
10612 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10613 NUM_REFERENCES_SET): Likewise.
10614 (compute_points_to_sets, delete_points_to_sets): Declare.
10616 2005-07-09 Richard Henderson <rth@redhat.com>
10618 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10619 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10620 alpha_split_lock_test_and_set_12): New functions.
10621 * config/alpha/alpha-protos.h: Update.
10622 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10623 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10624 * config/alpha/sync.md (I12MODE): New.
10625 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10626 (sync_<fetchop_name><I48MODE>): Likewise.
10627 (sync_nand<I48MODE>): Likewise.
10628 (sync_old_<fetchop_name><I48MODE>): Likewise.
10629 (sync_new_<fetchop_name><I48MODE>): Likewise.
10630 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10631 (sync_compare_and_swap<I48MODE>): Likewise.
10632 (sync_lock_test_and_set<I48MODE>): Likewise.
10633 (sync_compare_and_swap<I12MODE>): New.
10634 (sync_compare_and_swap<I12MODE>_1): New.
10635 (sync_lock_test_and_set<I12MODE>): New.
10636 (sync_lock_test_and_set<I12MODE>_1): New.
10638 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10642 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10644 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10646 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10647 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10649 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10652 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10654 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10656 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10657 memory_operand constraint.
10658 (store_conditional_<mode>): Same.
10659 (sync_compare_and_swap<mode>): Same.
10660 (sync_lock_test_and_set<mode>): Same.
10662 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10664 Rewrite PIC support to more closely model actual instructions.
10665 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10666 (cris_symbol): Remove prototypes for removed functions.
10667 (cris_pic_symbol_type_of, cris_valid_pic_const)
10668 (cris_expand_pic_call_address): Prototypes for new functions.
10669 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10671 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10673 <case ':'>: Add case for new punctuation character.
10674 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10675 emitting (extra) PIC modifier.
10676 <case UNSPEC>: Do not assert for PLT.
10677 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10678 (cris_expand_prologue, cris_expand_epilogue): Check
10679 for pic_offset_table_rtx usage instead of taking
10680 current_function_uses_pic_offset_table as the final word.
10681 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10682 Remove flag_pic difference.
10683 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10684 the moral equivalents of...
10685 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10687 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10688 (cris_handle_option): Mark ARG as unused.
10689 (cris_expand_pic_call_address): New worker function for "call",
10691 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10692 output PIC constructs here.
10693 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10694 as symbol-specific modifers, not whole or part of operands.
10695 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10696 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10697 constants and flag_pic.
10698 (CONSTANT_INDEX_P): Adjust for new functions.
10699 (enum cris_pic_symbol_type): New helper type.
10700 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10701 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10702 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10704 ("movsi"): Emit actual instructions for GOT and relative access.
10705 ("*movsi_got_load"): New pattern to set up the register holding
10707 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10708 Adjust FIXME for 'S'.
10709 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10710 Use "movs" for -fpic cases.
10711 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10712 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10713 ("call", "call_value"): Just call cris_expand_pic_call_address for
10715 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10716 Remove special pattern.
10717 ("*expanded_call_side", "*expanded_call_value_side"): New
10719 (gotplt-to-plt, gotplt-to-plt-side-call)
10720 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10722 * config/cris/cris/predicates.md
10723 ("cris_general_operand_or_gotless_symbol"): Remove unused
10725 ("cris_general_operand_or_symbol"): Adjust for new functions.
10727 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10729 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10731 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10733 * Makefile.in (TREE_H): Add treestruct.def.
10734 (c-decl.o): Add pointer-set.h
10735 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10736 visibility on regular DECL's.
10737 (merge_decls): Fix the copying of decl nodes of various types for
10738 the new structures. Don't update RTL, section name, weak status,
10739 etc, on DECL's without RTL.
10740 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10741 Don't check volatile on non-variable types.
10742 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10743 to check whether we have seen arguments.
10744 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10745 flag is checked before field (flag is common, field is not).
10746 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10747 TS_DECL_COMMON could have an origin.
10748 (add_location_or_const_value_attribute): Don't check section name
10749 on non-var/function decls.
10750 (dwarf2out_var_location): Reverse order of tests.
10751 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10752 with DECL_WRTL_CHECK.
10753 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10754 * fold-const.c (fold_binary): Don't check weakness on
10755 non-var/function decls.
10756 (tree_expr_nonzero_p): Ditto.
10757 (fold_checksum_tree): Use tree_decl_extra as sizeof
10759 * ggc-page.c (extra_order_size_table): Add sizes for
10760 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10762 * gimplify.c (gimplify_bind_expr): Only set
10763 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10764 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10766 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10767 * langhooks.h (init_ts). New langhook.
10768 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10769 * print-tree.c (print_node): Update to only print fields that
10770 exist in the structures the passed decl has.
10771 * toplev.c (wrapup_global_declarations): Don't reset
10772 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10773 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10774 * tree-inline.c (remap_decl): Ditto.
10775 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10776 * tree-pretty-print.c (print_declaration): Don't print
10777 DECL_REGISTER on things that don't contain it.
10778 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10779 non-var/function decls.
10780 * tree.c (tree_contains_struct): New structure.
10781 (init_priority_for_decl): New hashtable.
10782 (tree_int_map): New structure.
10783 (tree_int_map_eq): New function.
10784 (tree_int_map_marked_p): Ditto.
10785 (tree_int_map_hash): Ditto.
10786 (tree_map): Move to tree.h.
10787 (tree_map_eq): Externalize.
10788 (tree_map_hash): Ditto.
10789 (tree_map_marked_p): Ditto.
10790 (init_ttree): Set up tree_contains_struct and call langhook.
10791 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10792 (tree_code_size): Update for new structures.
10793 (tree_node_structure): Update for new structures.
10794 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10796 (copy_node_stat): Copy init priority.
10797 (build_decl_stat): Ditto for visibility.
10798 (ts_enum_names): New.
10799 (tree_contains_struct_check_failed): New function.
10800 (decl_init_priority_lookup): Ditto.
10801 (decl_init_priority_insert): Ditto.
10802 * treestruct.def: New file.
10803 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10804 (CONTAINS_STRUCT_CHECK): Ditto.
10805 (tree_contains_struct_check_failed): New prototype.
10806 (DECL_CHECK): Removed.
10807 (DECL_MINIMAL_CHECK): New.
10808 (DECL_COMMON_CHECK): Ditto.
10809 (DECL_WRTL_CHECK): Ditto.
10810 (DECL_NON_COMMON_CHECK): Ditto.
10811 (DECL_WITH_VIS_CHECK): Ditto.
10812 (VAR_OR_FUNCTION_DECL_P): Ditto
10813 (struct tree_decl_minimal): New structure.
10814 (struct tree_decl_common): Ditto.
10815 (struct tree_decl_with_rtl): Ditto.
10816 (struct tree_decl_with_vis): Ditto.
10817 (struct tree_decl_non_common): Ditto.
10818 (struct tree_field_decl): Ditto.
10819 (struct tree_parm_decl): Ditto.
10820 (struct tree_var_decl): Ditto.
10821 (struct tree_function_decl): Ditto.
10822 (struct tree_const_decl): Ditto.
10823 (struct tree_result_decl): Ditto.
10824 (union tree_node): Add new structures.
10825 * var-tracking.c (track_expr_p): Reverse order of tests.
10827 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10829 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10831 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10832 * system.h: Poison FINALIZE_PIC.
10833 * doc/tm.texi (FINALIZE_PIC): Remove.
10835 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10838 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10839 to the correct type if we have a MODIFY_EXPR.
10841 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10843 PR tree-optimization/22360
10844 * tree.c (upper_bound_in_type): Fix calculations for casting
10845 to a non-wider signed type and casting a signed value to a
10846 wider unsigned type.
10847 (lower_bound_in_type): Fix calculations for casting to a
10848 non-wider signed type.
10850 PR tree-optimization/20139
10851 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10853 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10854 fold_cond_expr_cond.
10855 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10856 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10858 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10861 * tree-complex.c (expand_complex_libcall): Produce
10862 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10864 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10866 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10867 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10868 b" assert and inserted fastpath code for this case.
10869 (bitmap_ior): Removed "a != b" assert.
10871 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10873 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10874 (ENDFILE_SPEC): Likewise.
10875 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10877 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10878 a large stack frame at epilogue.
10880 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10882 * final.c: Include sdbout.h when required.
10884 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10886 * config.gcc (*-*-darwin*): Only one target-specific header file
10887 for generic darwin.
10888 (powerpc-*-darwin*): Add version-specific header files.
10889 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10890 * config.in: Regenerate.
10891 * configure: Regenerate.
10892 * gcc.c: Include xregex.h.
10893 (version_compare_spec_function): New.
10894 (spec_function): Add version-compare.
10895 (replace_outfile_spec_function): Reformat comment.
10896 (compare_version_strings): New.
10897 * config/darwin-c.c (version_as_macro): New.
10898 (builtin_define): New.
10899 (darwin_cpp_builtins): New.
10900 * config/darwin-protos.h (darwin_cpp_builtins): New.
10901 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10902 (LIB_SPEC): Make unconditional, update comment.
10903 (TARGET_C99_FUNCTIONS): Define.
10904 * config/darwin.opt: Sort.
10905 (mmacosx-version-min=): New.
10906 * config/darwin7.h: Delete.
10907 * config/darwin8.h: Delete.
10908 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10909 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10910 (TARGET_C99_FUNCTIONS): Define.
10911 * config/rs6000/darwin7.h: New.
10912 * config/rs6000/darwin8.h: New.
10913 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10914 (-mmacosx-version-min): Document.
10916 2005-07-07 Ian Lance Taylor <ian@airs.com>
10918 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10920 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10922 PR middle-end/22239
10923 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10925 2005-07-07 Khem Raj <kraj@mvista.com>
10927 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10928 in bytes, not words.
10930 2005-07-07 Paul Brook <paul@codesourcery.com>
10932 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10933 DEFAULT_FUNCTION_ARG_PADDING to upward.
10935 2005-07-07 Richard Henderson <rth@redhat.com>
10937 * function.c (locate_and_pad_parm): Record parameter alignment in
10938 stack_alignment_needed.
10940 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10942 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10943 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10944 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10945 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10946 (define_attr "type"): Add isync, sync, load_l, store_c.
10947 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10948 Create scratch volatile MEM.
10949 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10951 (load_locked_<mode>): New.
10952 (store_conditional_<mode>): New.
10953 (sync_compare_and_swap<mode>): Replace with splitter.
10954 (sync_lock_test_and_set<mode>): Replace with splitter.
10955 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10957 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10958 is ics. Attribute isync.
10959 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10961 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10962 and UNSPECV_SYNC_OP.
10963 (emit_unlikely_jump): New.
10964 (emit_load_locked): New.
10965 (emit_store_conditional): New.
10966 (rs6000_split_compare_and_swap): New.
10967 (rs6000_split_lock_test_and_set): New.
10968 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10969 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10970 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10971 rs6000_split_lock_test_and_set): Declare.
10972 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10973 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10974 store_c, isync, sync.
10976 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10978 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10979 filenames to gtyp-gen.h.
10980 (s-typ-gen): Use it in place of for loops.
10982 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10984 * hooks.c (hook_bool_rtx_int_false): New function.
10985 * hooks.h (hook_bool_rtx_int_false): Declare.
10986 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10987 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10988 * target.h (struct gcc_target): Add commutative_p member.
10989 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10990 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10991 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10992 (pa_commutative_p): New function.
10993 * jump.c (target.h): Include.
10994 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10995 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10997 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10999 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11000 (s390_expand_setmem): New.
11001 * config/s390/s390.c: Likewise.
11002 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11004 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11005 general_operand. Call new function "s390_expand_setmem".
11006 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11007 ("setmem_long", "*setmem_long"): ... this.
11009 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11011 * config/s390/s390.c: (optimization_options): Enable
11012 TARGET_MVCLE at -Os.
11013 * doc/invoke.texi: Document changes in default behaviour.
11014 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11016 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11018 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11019 defined by back-end.
11021 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11023 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11024 all sets in the pattern.
11025 * config/rs6000/rs6000.md (stack_protect_testsi,
11026 stack_protect_testdi): Likewise.
11028 2005-07-06 Jeff Law <law@redhat.com>
11030 * tree-vrp.c (simplify_using_ranges): Kill.
11031 (vrp_finalize): Remove call to simplify_using_ranges.
11032 (simplify_stmt_using_ranges): New function extracted from
11033 simplify_using_ranges.
11034 (simplify_div_or_mod_using_ranges): Likewise.
11035 (simplify_abs_using_ranges): Likewise.
11036 (simplify_cond_using_ranges): New function.
11037 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11038 * tree-ssa-propagate.c (substitute_and_fold): Call
11039 simplify_stmt_using_ranges if we have range information.
11041 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11043 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11044 ia64_flag_schedule_isns2.
11046 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11047 reading/writing general registers.
11048 (ia64_function_arg): Revert 2005-06-18 change.
11050 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11052 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11053 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11055 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11057 * function.c (expand_function_end): Revert part of 2005-06-27
11058 patch. Do sjlj_emit_function_exit_after after return_label.
11060 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11062 * doc/install.texi (--disable-libssp): New.
11064 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11066 * doc/invoke.texi: Update -fforce-mem documentation.
11067 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11068 code for -fforce-mem.
11069 * expmed.c: (store_bit_field,store_fixed_bit_field,
11070 extract_bit_field): Ditto.
11071 * expr.c: (convert_move): Ditto.
11072 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11073 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11074 emit_conditional_add,expand_float,expand_fix): Ditto.
11075 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11076 (common_handle_option): Issue warning when -fforce-mem specified.
11078 2005-07-06 Paul Brook <paul@codesourcery.com>
11080 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11082 * configure: Regenerate.
11084 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11086 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11088 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11090 Fix PR tree-optimization/22319
11091 Fix PR tree-optimization/22140
11092 Fix PR tree-optimization/22310
11094 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11095 variable sized types.
11096 Use correct type for intermediate structure on *a = *b structure
11099 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11101 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11103 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11104 (machine_function): Move typedef to...
11105 * config/rs6000/rs6000.c (machine_function): ... here. Add
11106 varargs_save_offset field.
11107 (rs6000_stack_t): Remove varargs_size field.
11108 (setup_incoming_varargs): Allocate varargs save area using
11109 assign_stack_local, try to make it as small as possible.
11110 Save offset from virtual_stack_vars_rtx to the save area
11111 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11112 instead of magic 8 when fp word byte size is used.
11113 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11114 instead of -RS6000_VARARGS_SIZE.
11115 (rs6000_stack_info, debug_stack_info,
11116 rs6000_initial_elimination_offset): Remove all traces of
11118 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11119 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11120 RS6000_VARARGS_AREA.
11122 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11124 PR tree-optimization/21963
11125 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11126 constant_multiple_of in the same way get_computation_cost_at does.
11128 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11130 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11131 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11132 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11133 and return its previous value.
11134 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11135 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11137 (stack_protect_set, stack_protect_test): New expanders.
11138 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11139 stack_protect_testdi): New insns.
11140 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11141 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11143 2005-07-06 Jeff Law <law@redhat.com>
11145 * tree-ssa-dce.c (cfg_altered): New global.
11146 (tree_dce_init): Initialize cfg_altered.
11147 (remove_dead_stmt): If we remove an edge in the CFG, then set
11149 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11152 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11154 * Makefile.in (stamp-collect-ld): Use
11155 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11156 ./collect-ld if it already exists.
11157 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11158 Don't remove ./nm if it already exists.
11160 2005-07-05 Devang Patel <dpatel@apple.com>
11162 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11163 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11164 * tree-vectorizer.c (vect_loop_location): New.
11165 (vect_print_dump_info): Use vect_loop_location.
11166 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11167 (vectorize_loops): Set vect_loop_location.
11168 * tree-vect-analyze.c (vect_analyze_offset_expr,
11169 vect_determin_vectorization_factor, vect_analyze_operations,
11170 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11171 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11172 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11173 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11174 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11175 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11176 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11177 vect_analyze_loop): Adjust vect_print_dump_info API.
11178 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11179 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11180 vect_finish_stmt_generation, vectorizable_assignment,
11181 vectorizable_operation, vectorizable_store, vectorizable_load,
11182 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11183 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11184 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11185 vect_transform_loop): Same.
11186 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11187 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11190 2005-07-05 Randolph Chung <tausq@debian.org>
11192 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11193 * configure: Regenerate.
11194 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11195 (pa_tls_referenced_p): Declare.
11196 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11197 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11198 (legitimize_tls_address): New.
11199 (hppa_legitimize_address): Handle TLS addresses.
11200 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11201 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11202 (emit_move_sequence): Handle TLS addresses.
11203 (pa_encode_section_info): Call default handler to handle common
11205 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11206 (CONSTANT_ADDRESS_P): Reject TLS operands.
11207 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11208 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11209 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11210 (UNSPEC_TLSLE): Define new constants.
11211 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11212 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11213 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11214 (tie_symbolic_operand, tle_symbolic_operand): New
11216 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11218 * aclocal.m4: Update macros for autoconf 2.59 style.
11219 * configure.ac: Likewise.
11221 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11223 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11224 (function_arg): Pass small aggregates in general registers on 32-bit
11226 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11228 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11230 * Makefile.in (final.o): Fix dependencies.
11232 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11236 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11237 * langhooks.c (lhd_expr_to_decl): New.
11238 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11240 (LANG_HOOKS_INITIALIZER): Update.
11241 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11242 expr_to_decl langhook.
11243 * c-tree.h (c_expr_to_decl): Declare.
11244 * c-typeck.c (c_expr_to_decl): New.
11245 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11247 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11249 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11252 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11253 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11255 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11257 * Makefile.in: Adjust dependencies.
11258 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11259 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11260 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11261 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11262 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11263 rest_of_compilation.
11265 * bb-reorder.c (gate_duplicate_computed_gotos,
11266 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11267 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11268 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11269 pass_partition_blocks): New.
11270 * bt-load.c (gate_handle_branch_target_load_optimize,
11271 rest_of_handle_branch_target_load_optimize,
11272 pass_branch_target_load_optimize): New.
11273 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11275 * cfglayout.c (pass_insn_locators_initialize): New.
11276 * cfgrtl.c (pass_free_cfg): New.
11277 * combine.c (gate_handle_combine, rest_of_handle_combine,
11278 pass_combine): New.
11279 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11280 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11281 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11282 * except.c (pass_set_nothrow_function_flags,
11283 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11285 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11286 rest_of_handle_shorten_branches, pass_shorten_branches,
11287 rest_of_clean_state, pass_clean_state): New.
11288 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11289 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11290 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11292 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11293 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11294 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11295 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11297 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11298 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11299 pass_rtl_ifcvt, gate_handle_if_after_combine,
11300 rest_of_handle_if_after_combine, pass_if_after_combine,
11301 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11302 pass_if_after_reload): New.
11303 * integrate.c (pass_initial_value_sets): New.
11304 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11305 pass_purge_lineno_notes): New.
11306 * mode-switching.c (rest_of_handle_mode_switching,
11307 pass_mode_switching): New.
11308 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11309 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11311 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11312 pass_loop_optimize): New.
11313 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11315 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11317 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11318 pass_postreload_cse): New.
11319 * profile.c (gate_handle_profiling, pass_profiling,
11320 rest_of_handle_branch_prob, pass_branch_prob): New.
11321 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11322 pass_split_before_regstack, gate_handle_split_before_regstack,
11323 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11324 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11325 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11326 pass_stack_regs): New.
11327 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11328 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11329 pass_stack_adjustments): New.
11330 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11331 pass_regrename): New.
11332 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11333 pass_delay_slots, gate_handle_machine_reorg,
11334 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11335 * rtl.h (extern void purge_line_number_notes): New.
11336 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11337 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11339 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11341 * value-prof.c (gate_handle_value_profile_transformations,
11342 rest_of_handle_value_profile_transformations,
11343 pass_value_profile_transformations): New.
11344 * var-tracking.c (gate_handle_var_tracking,
11345 pass_variable_tracking): New.
11346 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11348 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11349 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11350 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11351 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11352 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11353 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11354 rest_of_handle_gcse2, rest_of_handle_regmove,
11355 rest_of_handle_tracer, rest_of_handle_if_conversion,
11356 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11357 rest_of_handle_web, rest_of_handle_branch_prob,
11358 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11359 rest_of_handle_jump_bypass, rest_of_handle_combine,
11360 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11361 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11362 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11363 rest_of_handle_mode_switching, rest_of_handle_jump,
11364 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11365 rest_of_handle_flow2, rest_of_handle_jump2,
11366 rest_of_handle_peephole2, rest_of_handle_postreload,
11367 rest_of_handle_shorten_branches, rest_of_clean_state,
11368 rest_of_compilation): Remove.
11370 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11371 * passes.c (dump_flags, in_gimple_form, all_passes,
11372 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11373 register_dump_files, next_pass_1, last_verified, execute_todo,
11374 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11375 from tree-optimize.c.
11376 (init_optimization_passes): Moved from tree-optimize.c,
11377 adding the RTL optimizations.
11378 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11379 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11380 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11381 register_dump_files, next_pass_1, last_verified, execute_todo,
11382 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11383 init_tree_optimization_passes, ipa_passes): Delete.
11384 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11386 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11387 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11389 (ipa_passes): Remove.
11390 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11391 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11392 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11393 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11394 (dump_info_p, dump_flag): Moved to tree-dump.h.
11396 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11398 * passes.c (finish_optimization_passes): Use dump_begin
11399 and dump_end, TDI_end.
11400 (gate_rest_of_compilation): New.
11401 (pass_rest_of_compilation): Use it.
11402 (gate_postreload, pass_postreload): New.
11403 * toplev.c (general_init): Rename init_tree_optimization_passes.
11404 * toplev.h (init_tree_optimization_passes): Rename to
11405 init_optimizations_passes.
11406 * tree-dump.c (dump_flag): Make static.
11407 (dump_files): Remove RTL dumps.
11408 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11409 pass_cleanup_cfg, pass_free_cfg_annotations,
11410 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11411 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11412 * tree-pretty-print.c: Include tree-pass.h.
11413 * cgraph.c: Include tree-dump.h.
11415 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11417 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11418 Only fall back to saying it points to readonly memory if
11419 we can't do better.
11421 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11423 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11424 * config/m32r/m32r.c (m32r_compute_frame_size,
11425 m32r_expand_prologue): Take current_function_profile into
11426 account whenever we reference
11427 current_function_uses_pic_offset_table.
11428 (m32r_finalize_pic): Remove.
11429 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11431 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11433 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11434 instead of $<. Don't remove ./as if it already exists.
11436 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11439 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11440 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11441 for complex modes when generating code for PA 1.0.
11442 (VALID_FP_MODE_P): New macro.
11443 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11444 sets for all general and floating point modes. Align wide floating
11445 point modes to even register boundaries to comply with architectural
11447 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11448 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11449 (VALID_FP_MODE_P): New macro.
11450 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11451 sets for all general and floating point modes. Align wide floating
11452 point modes to even register boundaries to comply with architectural
11455 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11457 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11460 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11462 * tree-ssa-structalias.c: Don't include expr.h.
11464 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11466 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11469 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11471 Fix PR tree-optimization/22279
11473 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11476 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11478 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11480 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11482 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11483 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11484 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11485 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11486 config/stormy16/stormy16.c, config/v850/v850.c,
11487 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11488 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11489 Avoid "." or "\n" at end of diagnostics and capital letters at
11490 start of diagnostics.
11491 * combine.c, cse.c: Don't translate dump file output.
11492 * toplev.c (print_version): Only translate output if going to
11495 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11497 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11498 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11501 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11503 * pa.c (fix_range): Fix typo in comment.
11505 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11507 * tree-vrp.c (extract_range_from_assert): Replace
11508 fold (build (...)) with fold_build2.
11510 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11512 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11513 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11514 (format_types_orig, handle_format_attribute): Add support for
11517 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11519 * varasm.c (assemble_variable): Fix format specifier thinko.
11521 2005-07-03 Ira Rosen <irar@il.ibm.com>
11523 PR tree-optimization/22029 (and 22135)
11524 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11525 a phi node before calling dump_vops.
11527 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11529 * tree-dump.h (dump_string_field): Declare.
11530 * tree-dump.c: Use it instead of dump_string.
11531 (dump_string_field): Make non-static.
11533 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11535 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11536 up the minimal CFG stuff always when optimize > 0. Call
11537 split_all_insns_noflow in PIC case if needed.
11539 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11540 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11543 * c-decl.c (c_write_global_declarations): Dump contents of
11545 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11546 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11547 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11548 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11551 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11553 * c-common.h (GCC_DIAG_STYLE): Define.
11554 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11555 version for format checking to 4.1.
11556 * c-format.c: Include toplev.h after c-common.h.
11557 (enum format_type): Add gcc_tdiag_format_type.
11558 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11559 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11560 (format_types_orig): Add gcc_tdiag.
11561 (init_dynamic_diag_info): Support gcc_tdiag formats.
11562 (handle_format_attribute): Likewise.
11563 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11564 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11565 version for format checking to 4.1.
11566 (warning0, warning, error, pedwarn, sorry): Use
11567 ATTRIBUTE_GCC_DIAG.
11568 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11569 (finish_aliases_1): Do not use %qE.
11570 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11571 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11572 Correct format bugs.
11573 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11574 parameter to unsigned HOST_WIDE_INT.
11575 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11577 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11579 PR middle-end/21742
11580 * expr.c (write_complex_part): Use adjust_address for MEM.
11581 (read_complex_part): Same.
11583 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11585 Fix PR tree-optimization/22280
11587 * tree-sra.c (generate_element_init): Remove useless loop.
11589 2005-07-02 Richard Henderson <rth@redhat.com>
11591 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11593 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11595 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11597 PR middle-end/14490
11598 * fold-const.c (fold_binary): Handle the return value of
11599 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11600 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11602 2005-07-02 Jeff Law <law@redhat.com>
11604 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11605 a eliminate type conversion which feeds an equality comparison
11606 if the original type or either operand in the comparison is a
11609 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11611 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11612 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11614 * config/avr/avr.c: Do not use '`' as left quote.
11615 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11616 Remove "." from end of diagnostics. Make diagnostics start with
11619 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11620 Joseph S. Myers <joseph@codesourcery.com>
11622 * toplev.c (default_tree_printer): Handle setting location with
11624 * c-objc.common.c (c_tree_printer): Likewise.
11625 * c-format.c (gcc_diag_flag_specs): Add '+'.
11626 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11627 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11629 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11630 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11631 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11632 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11633 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11634 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11635 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11636 format arguments where %J is used without %D.
11638 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11640 * gcc.c (LINK_SSP_SPEC): Define.
11641 (link_ssp_spec): New variable.
11642 (LINK_COMMAND_SPEC): Add %(link_ssp).
11643 (static_specs): Add link_ssp_spec.
11644 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11645 * configure: Rebuilt.
11646 * config.in: Rebuilt.
11648 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11649 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11650 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11651 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11652 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11653 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11654 -0x7008(2) instead of reading __stack_chk_guard variable.
11655 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11657 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11658 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11659 if TARGET_THREAD_SSP_OFFSET is defined.
11660 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11661 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11664 2005-06-27 Richard Henderson <rth@redhat.com>
11665 * libgcc-std.ver (GCC_4.1.0): New.
11666 * libgcc.h (__stack_chk_guard): Declare.
11667 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11668 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11669 * mklibgcc.in (lib2funcs): Add them.
11671 2005-07-01 Richard Henderson <rth@redhat.com>
11673 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11674 void * before struct sigcontext *.
11675 (x86_fallback_frame_state): Likewise.
11677 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11679 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11681 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11684 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11685 we check for SSA_NAME for.
11687 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11689 Fix PR tree-optimization/22071
11691 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11693 (get_constraint_for_component_ref): Use it.
11695 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11698 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11699 print out the last new line.
11701 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11703 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11704 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11705 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11706 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11707 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11708 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11709 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11710 (enum reg_class): New member CC0_REGS.
11711 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11712 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11713 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11714 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11715 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11716 Adjust for register now described.
11718 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11721 * config/i386/i386.md (stack_protect_test_si,
11722 stack_protect_test_di): Add earlyclobber for scratch 3.
11723 * config/rs6000/rs6000.md (stack_protect_testsi,
11724 stack_protect_testdi): Add earlyclobber for scratch 3,
11725 remove earlyclobber from scratch 4.
11727 Older entries for 2005 can be found in ChangeLog-2005.