1 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
3 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
5 2005-12-15 Richard Sandiford <richard@codesourcery.com>
7 * config/arm/predicates.md (call_memory_operand): New.
8 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
10 2005-12-15 Andrew Haley <aph@redhat.com>
12 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
13 against prev_cache_entry == NULL when moving a cache entry to the
16 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
18 * config/mt/mt.c (mt_override_options): Require lower case
19 architectures. Revert accidental default to ms2.
20 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
21 ENDFILE_SPEC): Require lower case architectures. Revert default
24 * doc/invoke.texi (MT Options): Rename and update.
25 * doc/md.texi (MorphoTech family): Rename and update.
27 2005-12-15 Olivier Hainque <hainque@adacore.com>
29 * stor-layout.c (layout_type): Don't complain about a too small
30 an array element type size compared to its alignment when the
33 2005-12-15 Jan Hubicka <jh@suse.cz>
36 * i386.c (classify_argument): Properly adjust offset of bitfield for
39 2005-12-15 Richard Sandiford <richard@codesourcery.com>
41 * final.c (final_scan_insn): Flip in_cold_section_p when changing
42 between the hot and cold sections. Use current_function_section
43 to get the new section.
44 * dwarf2out.c (output_line_info): Use in_cold_section_p to
45 determine whether we are assembling hot or cold code.
46 (secname_for_decl, dwarf2out_var_location): Likewise.
47 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
48 * varasm.c (last_text_section): Delete.
49 (in_cold_section_p): New variable.
50 (hot_function_section): New function.
51 (current_function_section): Pass in_cold_section_p as the
52 reloc argument to select_section. Use it to decide between
53 unlikely_function_section and hot_function_section.
54 (assemble_start_function): Use switch_to_section. Set
55 in_cold_section_p instead of last_text_section.
56 (assemble_end_function): Use switch_to_section.
57 (switch_to_section): Don't set last_text_section.
58 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
59 argument to make the right choice between hot and cold sections.
61 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
63 Second part of MS1->MT renaming
64 * config/mt/mt.md (doloop_end): Call mt_add_loop.
65 (movqi, movhi): Call mt_set_memflags.
66 (*movdf_internal): Call mt_split_words.
67 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
69 (cmpsi): Store to mt_compare_op[01].
70 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
71 bungt, bunle, bunlt): Call mt_emit_cbranch.
72 (prologue): Call mt_expand_prologue.
73 (epilogu): Call mt_expend_epilogue.
74 (eh_return): Call mt_expand_eh_return.
75 (eh_epilogue): Call me_emit_eh_epilogue.
76 (conditional_trap): Store to mt_compare_op[01].
77 * config/mt/crti.asm: Adjust comment.
78 * config/mt/crtn.asm: Adjust comment.
79 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
80 (mt_compare_op0, mt_compare_op1): Renamed.
81 (current_frame_info, zero_frame_info): Adjust type.
82 (mt_ucmpsi3_libcall): Renamed.
83 (mt_flag_delayed_branch): Renamed.
84 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
85 (mt_nops_required, mt_nop_reasons): Renamed.
86 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
87 mt_debug_stack, mt_print_operand_simple_address,
88 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
89 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
90 mt_function_arg_advance, mt_arg_partial_bytes,
91 mt_pass_by_reference, mt_function_arg_boundary,
92 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
93 mt_legitimate_address_p): Renamed, adjusted.
95 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
96 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
97 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
98 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
99 mt_expand_eh_return, mt_emit_eh_prologue,
100 mt_handl_interrupt_attribute): Renamed, adjusted.
101 (mt_attribute_table): Renamed, adjusted.
102 (mt_initial_elimination_offset, mt_generate_compare,
103 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
104 mt_secondary_reload_class, mt_function_value, mt_split_words,
105 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
106 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
107 (mt_labels): Renamed.
108 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
109 mt_machine_reorg): Renamed, adjusted.
110 (mt_attribute_table: Renamed.
111 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
112 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
113 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
114 * config/mt/mt.opt (march): Set mt_cpu_string.
115 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
116 (TARGET_CPU_CPP_BUILTINS): Adjust.
117 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
119 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
120 (MT_MIN_INT): Renamed.
121 (RETURN_ADDR_RTX): Adjust.
122 (struct mt_frame_info): Renamed.
123 (current_frame_info): Adjust type.
124 (INITIAL_ELIMINATION_OFFSET): Adjust.
125 (MT_NUM_ARG_REGS): Renamed.
126 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
127 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
128 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
129 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
130 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
131 (mt_compare_op0, mt_compare_op1): Renamed.
132 * config/mt/mt-protos.h: Rename prototypes.
134 2005-12-15 Richard Guenther <rguenther@suse.de>
136 * tree-flow.h (okay_component_ref_for_subvars): Remove.
137 (get_ref_base_and_extent): Declare.
138 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
139 (get_ref_base_and_extent): New function.
140 * tree-ssa-alias.c (find_used_portions): Use it.
141 * tree-ssa-structalias.c (get_constraint_for_component_ref):
143 * tree-ssa-operands.c (get_expr_operands): Likewise.
145 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
147 * combine.c: Remove force_to_mode's fourth parameter.
148 (force_to_mode): Do not handle REG.
149 (canon_reg_for_combine): New.
150 (make_field_assignment): Use it where the removed argument was non-NULL.
152 2005-12-15 Alan Modra <amodra@bigpond.net.au>
155 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
156 error_mark_node. Make alignment params unsigned.
157 * config/rs6000/rs6000-protos.h
158 (rs6000_special_round_type_align): Update prototype.
159 (rs6000_machopic_legitimize_pic_address): Remove arg names.
161 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
163 PR rtl-optimization/25310
164 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
165 of the eliminable register when substituting into a PLUS.
167 2005-12-14 Jakub Jelinek <jakub@redhat.com>
170 * config/i386/i386.c (ix86_force_to_memory): Always use
171 SImode push for HImode in -m32.
172 (ix86_free_from_memory): Likewise.
174 2005-12-14 Richard Sandiford <richard@codesourcery.com>
176 * gcc/config/arm/arm.md: Provide a big-endian version of the
177 (zero_extend:SI (subreg:QI ...)) splitter.
179 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
181 * struct-equiv.c (note_local_live): Handle hard regs with different
184 2005-12-14 Jeff Law <law@redhat.com>
186 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
187 to a structure containing state rather than a pointer to bool.
188 (case ARRAY_REF): New code to handle folding some array references.
189 (case ADDR_EXPR): Note when we are processing expressions found
190 within an ADDRE_EXPR.
191 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
192 for state variables rather than just a pointer to a boolean.
193 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
194 handling of constant string references.
196 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
198 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
199 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
200 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
201 Move other tst* patterns to retain partial order.
203 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
205 * config/s390/s390.md ("d0", "1"): New mode attributes.
206 ("<shift>di3", "<shift>si3"): Merge.
207 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
208 ("ashrdi3", "ashrsi3"): Merge.
209 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
210 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
211 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
212 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
213 ("*ashrdi3", "*ashrsi3"): Merge.
214 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
216 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
218 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
219 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
220 ("*extendqidi2", "*extendqisi2") Merge.
221 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
222 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
223 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
224 Move some patterns to retain partial ordering.
226 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
228 * config/s390/s390.md ("atype", "length"): Rewrite.
229 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
231 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
233 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
235 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
237 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
238 PARALLELs with a mode.
240 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
242 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
245 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
247 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
249 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
253 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
256 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
258 2005-12-14 Jakub Jelinek <jakub@redhat.com>
262 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
263 DECL_P, call get_section rather than get_named_section. Supply
266 2005-12-14 Ben Elliston <bje@au.ibm.com>
268 * c-common.c (c_common_truthvalue_conversion): Generalise warning
269 for addresses converted to booleans; not just function addresses.
270 * c-typeck.c (build_binary_op): Warn for address comparisons which
271 can never be NULL (eg. func == NULL or &var == NULL).
272 * common.opt (Walways-true): New option.
273 * c-opts.c (c_common_handle_option): Set it with -Wall.
274 * doc/invoke.texi: Document it.
276 2005-12-13 Paul Brook <paul@codesourcery.com>
278 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
279 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
281 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
283 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
284 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
286 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
287 (EXTRA_MULTILIB_PARTS): Define.
289 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
291 PR rtl-optimization/20070 / part1
292 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
293 count_or_remove_death_notes with kill == -1.
294 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
295 registers if PROP_POST_REGSTACK is set.
296 (mark_used_reg): Likewise.
297 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
298 REG_UNUSED notes for stack regs.
299 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
300 to match rtx_equiv_p machinery. Change caller.
301 (outgoing_edges_match): Likewise.
302 (try_crossjump_to_edge): Use struct_equiv_block_eq
303 instead of flow_find_cross_jump.
304 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
305 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
306 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
307 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
308 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
309 (insns_match_p): Update prototype.
310 (flow_find_cross_jump): Remove prototype.
311 (struct_equiv_block_eq, struct_equiv_init): Declare.
312 (rtx_equiv_p, condjump_equiv_p): Likewise.
313 * struct-equiv.c: Include reload.h.
314 (IMPOSSIBLE_MOVE_FACTOR): Define.
315 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
316 (struct_equiv_improve_checkpoint): Likewise.
317 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
318 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
319 (struct_equiv_merge, find_dying_input): Likewise.
320 (resolve_input_conflict, note_local_live): Likewise.
321 (death_notes_match_p): Change parameters and processing
322 to match rtx_equiv_p machinery. Change caller.
323 (insns_match_p): Likewise.
324 (flow_find_cross_jump): Replace with:
325 (struct_equiv_block_eq).
327 Back out this change:
328 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
329 * recog.c (verify_changes): Make it static.
330 * recog.h: Remove the corresponding prototype.
332 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
334 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
337 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
339 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
340 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
341 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
342 TARGET_MS1_64_001 appropriately.
343 (ms1_machine_reorg): Use TARGET_MS2.
345 2005-12-13 Jakub Jelinek <jakub@redhat.com>
349 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
350 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
351 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
352 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
353 Set mode to SI, adjust constraints.
354 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
355 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
358 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
360 * c-cppbuiltin.c (builtin_define_float_constants): Add
361 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
362 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
363 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
364 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
365 to "((double)%sL)" otherwise "%s".
367 2005-12-13 Paul Brook <paul@codesourcery.com>
369 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
372 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
374 * tree-flow.h: Allow compilation with a C++ compiler.
375 (struct edge_prediction): Prefix all field names with "ep_".
376 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
377 (tree_predict_edge, combine_predictions_for_bb): Likewise.
378 (remove_predictions_associated_with_edge): Likewise.
380 2005-12-12 Jeff Law <law@redhat.com>
382 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
384 * passes.c (init_optimization_passes): Run reassociation again
385 after loop optimizations.
387 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
389 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
391 (optimize_stmt): Ditto.
392 (canonicalize_comparison): New function.
393 * tree-ssa-operands.c (swap_tree_operands): Make external.
394 (get_expr_operands): Stop auto-canonicalization.
395 * tree-ssa-reassoc.c: Rewrite.
396 (init_optimization_passes):
397 * tree-flow.h (swap_tree_operands): Prototype.
398 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
400 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
402 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
403 indicate function epilogue has been output.
404 (pa_asm_output_mi_thunk): Likewise.
405 (output_deferred_plabels): Put plabels in readonly data section when
406 not generating PIC code.
407 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
408 information. Add assert.
409 (som_output_comdat_data_section_asm_op): New function.
410 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
411 instead of output_section_asm_op for COMDAT sections.
413 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
415 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
416 Fix whitespace in vincinity of to-be-installed changes.
417 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
418 (insns_match_p): Likewise.
420 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
422 * config.gcc (ms1): Replace with ...
424 * config/ms1: Rename to ...
425 * config/mt: ... here. Rename ms1 files to mt.
426 * config/mt/mt.c: Adjust gt-mt.h #include.
427 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
428 (crti.o, crtn.o): Adjust file names.
430 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
432 * varray.h: Allow compilation with a C++ compiler.
433 (union varray_data_tag): Prefix all field names with "vdt_".
434 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
435 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
436 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
437 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
438 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
439 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
440 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
441 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
442 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
443 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
444 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
445 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
446 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
447 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
448 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
449 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
450 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
451 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
452 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
453 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
454 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
455 VARRAY_TOP_TREE_PTR): Likewise.
456 * varray.c (varray_grow): Likewise.
457 (varray_clear): Likewise.
459 2005-12-12 Alan Modra <amodra@bigpond.net.au>
462 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
463 alignment to doubleword if the first field is a double array.
464 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
466 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
468 * tree-ssa-structalias.c (process_constraint): Remove code to
469 transform addressofs into scalar.
470 (create_variable_info_for): In whole-program IPA, globals don't
471 point to ANYTHING by default.
473 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
475 * timevar.def (TV_IPA_PTA): New.
476 * tree-pass.h (pass_ipa_pta): New
477 * tree-ssa-structalias.c: Include cgraph.h
479 (predbitmap_obstack): New.
480 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
481 (struct constraint_stats): Add num_edges.
482 (new_var_info): Don't call bitmap_clear.
483 (struct constraint_edge): Update docs.
484 (new_constraint_edge): Remove src param.
485 (struct constraint_graph): Add zero_weight_succs,
486 zero_weight_preds. Update docs.
487 (constraint_expr_equal): Reformat.
488 (constraint_edge_equal): Update for removal of src.
489 (constraint_edge_less): Ditto.
490 (constraint_edge_vec_find): Ditto.
491 (erase_graph_self_edge): Update for removal of src and and zero
493 (clear_edges_for_node): Ditto.
494 (add_graph_edge): Ditto.
495 (get_graph_weights): Ditto.
496 (allocate_graph_weights): Ditto.
497 (merge_graph_nodes): Ditto.
498 (int_add_graph_edge): Ditto.
499 (valid_graph_edge): Ditto.
500 (valid_weighted_graph_edge): Ditto.
501 (build_constraint_graph): Ditto.
503 (collapse_nodes): Ditto.
504 (process_unification_queue): Ditto.
506 (solve_graph): Ditto.
507 (do_structure_copy): Ditto.
508 (perform_var_substitution): Ditto.
509 Init and release obstack.
510 (handle_ptr_arith): Try to resolve directly.
511 (find_func_aliases): Don't call update_alias_info here
512 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
513 (do_sd_constraint): Add code for propagating faster.
515 (do_ds_constraint): Ditto.
516 (count_num_arguments): New function.
517 (create_function_info_for): Ditto.
518 (create_variable_info_for): Handle FUNCTION_DECL.
519 (intra_create_variable_infos): Use make_constraint_to_anything.
520 (init_alias_vars): Init obstacks here.
521 (need_to_solve): Handle zero weight graph changes.
522 (compute_points_to_sets): Call update_alias_info here.
523 (delete_points_to_sets): Free zero weight preds/succs here.
525 (ipa_pta_execute): New
527 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
529 * tree-ssa-structalias.c (var_anyoffset): Removed.
530 (anyoffset_tree): Ditto.
531 (anyoffset_id): Ditto.
532 (do_deref): Take vector of constraints, no return value.
533 Update to work on vector.
534 (get_constraint_for): Ditto.
535 (get_constraint_for_component_ref): Ditto.
536 (do_structure_copy): Ditto.
537 (handle_ptr_arith): Ditto.
538 (find_func_aliases): Ditto.
539 (set_uids_in_ptset): Remove anyoffset handling.
540 (init_base_vars): Ditto.
542 2005-12-10 Mark Mitchell <mark@codesourcery.com>
545 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
546 DECL_EXTERNAL functions have no bodies. Tidy.
548 2005-12-10 Andreas Schwab <schwab@suse.de>
550 * except.c (switch_to_exception_section): Only define if
551 TARGET_UNWIND_INFO is not defined.
553 2005-12-10 Richard Sandiford <richard@codesourcery.com>
555 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
556 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
558 2005-12-10 Richard Sandiford <richard@codesourcery.com>
560 * output.h (init_section, fini_section): Delete.
561 * varasm.c (init_section, fini_section): Delete.
562 (init_varasm_once): Don't initialize them.
563 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
564 there are no corresponding varasm.c variables.
566 2005-12-10 Richard Sandiford <richard@codesourcery.com>
568 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
569 of EH_FRAME_SECTION_NAME into...
570 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
572 * except.c (default_exception_section): Delete, moving most
574 (switch_to_exception_section): ...this new function. Set
575 exception_section if it is still null, then switch to it.
576 (output_function_exception_table): Use switch_to_exception_section.
577 * varasm.c (exception_section, eh_frame_section): Update comments.
578 (get_section): Hoist use of SECTION_NAMED.
579 (init_varasm_once): Don't set exception_section and eh_frame_section.
580 * output.h (default_exception_section): Delete.
581 (default_eh_frame_section): Delete.
583 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
585 * config/bfin/bfin.c: Include "cgraph.h".
586 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
587 Return the reg that holds the pointer to the GOT.
588 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
589 doing stack checking.
591 2005-12-09 Diego Novillo <dnovillo@redhat.com>
593 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
594 recompute_tree_invarant_for_addr_expr.
595 Update uses everywhere.
597 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
599 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
600 (MULTILIB_DIRNAMES): Define.
602 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
605 * config/s390/s390.c (struct s390_address): New field literal_pool.
606 (s390_decompose_address): Compute literal_pool field. Do not
607 assume register %r13 is always (and solely) used as pool base.
608 (s390_extra_constraint_str): Use literal_pool field.
610 2005-12-09 Thiemo Seufer <ths@networkno.de>
612 * config/mips/mips.c (override_options): Don't allow too small
613 integers in FP registers.
615 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
617 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
618 targetm.binds_local_p to check for local function calls.
620 2005-12-09 Alan Modra <amodra@bigpond.net.au>
623 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
624 call_used_regs can't be used to save reg in another reg.
626 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
627 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
629 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
631 * except.c (output_ttype): Likewise.
632 * tree-object-size.c (collect_object_sizes_for): Likewise.
633 (check_for_plus_in_loops_1): Likewise.
634 (check_for_plus_in_loops): Likewise.
635 (compute_object_sizes): Use gcc_unreachable instead of abort.
637 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
639 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
640 (loop_end, loop_init, doloop_end): New insns.
641 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
642 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
643 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
644 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
645 * config/ms1/ms1.c: #include basic-block.h
646 (struct machine_function): Add has_loops field.
648 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
649 (struct loop_info, struct loop_work): New.
650 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
651 (ms1_reorg_loops): New loop optimization.
652 (ms1_machine_reorg): Call it.
653 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
655 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
657 PR tree-optimization/25248
658 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
659 evolution_of_loop from the failed attempt. Remove handling
662 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
664 * tree.h (DECL_EXTERNAL): Clarify documentation.
666 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
667 Jakub Jelinek <jakub@redhat.com>
670 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
671 argument. Don't drop outer ANDs.
672 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
673 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
675 * config/s390/predicates.md (setmem_operand): Remove.
676 (shift_count_operand): Rename to...
677 (shift_count_or_setmem_operand): ... this. Adjust
678 s390_decompose_shift_count caller.
679 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
680 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
681 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
682 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
683 rotl<mode>3_and, setmem_long_and): New insns.
684 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
685 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
686 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
687 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
688 of shift_count_operand.
689 (setmem_long): Use shift_count_or_setmem_operand instead of
692 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
693 Andreas Tobler <a.tobler@schweiz.ch>
695 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
698 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
700 * expr.c (force_operand): Use convert_to_mode for conversions.
702 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
704 * reload.h (reg_equiv_invariant): Declare.
705 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
706 register also when reg_equiv_invariant[R] is set.
708 2005-12-07 Richard Sandiford <richard@codesourcery.com>
709 Andreas Tobler <a.tobler@schweiz.ch>
711 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
713 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
715 * tree-ssa-pre.c (bitmap_set_and): New function.
716 (bitmap_set_and_compl): New function.
717 (bitmap_set_empty_p): New function.
718 (insert_extra_phis): New function.
719 (compute_avail): Use insert_extra_phis.
721 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
723 * config/s390/s390.c (s390_expand_atomic): New function.
724 Adjust comment of helper functions.
725 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
726 * config/s390/s390.md ("ATOMIC"): New code macro.
727 ("atomic"): Corresponding new code attribute.
728 ("sync_lock_test_and_set[hq]i",
729 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
731 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
733 * config/s390/s390.c (s390_expand_mask_and_shift,
734 struct alignment_context, init_alignment_context,
735 s390_expand_cs_hqi): New.
736 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
737 * config/s390/s390.md ("sync_compare_and_swaphi",
738 "sync_compare_and_swapqi"): New pattern.
740 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
742 Fix PR tree-optimization/25291
743 * tree-ssa-operands.c (add_call_clobber_ops): Remove
744 redundant and crashing check.
746 2005-12-08 Alan Modra <amodra@bigpond.net.au>
749 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
750 tests further when !strict && reload_in_progress.
751 (print_operand): Check that both operands of indexed address are regs.
752 (print_operand_address): Likewise.
753 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
754 (INT_REG_OK_FOR_BASE_P): Correct.
756 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
758 Preparation for PR rtl-optimization/20070 / part1
759 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
760 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
761 outgoing_edges_match.
762 (outgoing_edges_match): Use condjump_equiv_p.
763 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
765 * struct-equiv.c: New file.
766 (death_notes_match_p) New function, broken out of insns_match_p.
767 * Makefile.in (OBJS-common): Add struct-equiv.o.
768 (struct-equiv.o): New target.
770 2005-12-07 Richard Sandiford <richard@codesourcery.com>
772 * coretypes.h: Revert previous change.
773 * config/darwin.h: Revert previous reversion.
774 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
776 2005-12-07 Richard Sandiford <richard@codesourcery.com>
778 * coretypes.h (section): Provide dummy definition for target files.
779 * config/darwin.h: Revert previous change.
781 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
783 * doc/sourcebuild.texi (all.build, install-normal): Remove.
784 * configure.ac: Remove all.build and install-normal from target_list
785 * configure: Regenerate.
786 * Makefile.in (install): Don't depend on install-normal.
788 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
790 * Makefile.in: Document the use of stamps.
792 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
794 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
795 * Makefile.in: Add code to compute some dependencies on s-gtype
796 automatically. Remove the declaration of those dependencies.
798 2005-12-07 Richard Sandiford <richard@codesourcery.com>
800 * gcc/reload.c (push_secondary_reload): Fix typo:
801 s/insn_constraint/scratch_constraint/.
803 2005-12-07 Richard Sandiford <richard@codesourcery.com>
805 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
807 2005-12-07 Richard Sandiford <richard@codesourcery.com>
809 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
810 (alpha_elf_select_rtx_section): Return the selected section rather
811 than emitting assembly code.
812 (alpha_write_linkage): Emit a ".link" directive directly and then
813 set in_section to NULL.
814 (vms_asm_out_constructor): Use switch_to_section.
815 (vms_asm_out_destructor): Likewise.
816 (unicosmk_output_common): Set in_section to NULL instead of calling
817 the dummy common_section function.
818 (unicosmk_text_section): Delete in favor of...
819 (unicosmk_output_text_section_asm_op): ...this new function.
820 (unicosmk_data_section): Delete in favor of...
821 (unicosmk_output_data_section_asm_op): ...this new function.
822 (unicosmk_init_sections): New function.
823 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
824 (unicosmk_output_ssib): Set in_section to NULL instead of calling
825 the dummy ssib_section function.
826 (unicosmk_section_buf): Delete.
827 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
828 (unicosmk_data_section): Delete.
829 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
830 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
831 (SECTION_FUNCTION_TEMPLATE): Delete.
832 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
833 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
834 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
835 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
836 (TARGET_ASM_INIT_SECTIONS): Define.
837 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
838 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
839 (link_section, literals_section): Delete.
840 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
841 set in_section to NULL.
843 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
844 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
845 (COMMON_SECTION): Delete.
846 (TARGET_ASM_INIT_SECTIONS): Define.
847 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
848 the dummy common_section function.
849 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
850 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
851 between readonly_data_section and text_section to check whether
852 read-only data is being put in the text section.
853 (arm_output_function_epilogue): Use switch_to_section.
854 (arm_elf_asm_constructor): Likewise.
855 (thumb_call_via_reg): Replace call to in_text_section with
856 a comparison between in_section and text_section.
857 (arm_file_end): Use switch_to_section.
858 (aof_text_section): Delete in favor of...
859 (aof_output_text_section_asm_op): ...this new function.
860 (aof_data_section): Delete in favor of...
861 (aof_output_data_section_asm_op): ...this new function.
862 (aof_asm_init_sections): New function.
863 (zero_init_section): Moved from config/arm/aof.h.
864 (aof_dump_imports, aof_file_start): Use switch_to_section.
865 * config/arm/arm.h (thumb_call_via_label): Update comment.
866 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
867 (common_section): Delete.
868 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
869 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
870 global switch_to_section function instead of the old port-local one.
871 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
872 (SWITCH_TO_SECTION_FUNCTION): Delete.
873 (drectve_section): Redefine as a macro.
874 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
875 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
878 * config/avr/avr.c (progmem_section): New variable.
879 (avr_output_progmem_section_asm_op): New function.
880 (avr_asm_init_sections): New function.
881 (avr_output_addr_vec_elt): Use switch_to_section.
882 * config/avr/avr.h (progmem_section): Declare.
883 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
884 (READONLY_DATA_SECTION): Delete.
885 (TARGET_ASM_INIT_SECTIONS): Define.
886 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
887 * config/avr/avr-protos.h (progmem_section): Delete.
889 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
891 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
892 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
894 * config/darwin-sections.def: New file.
895 * config/darwin.c: Define all sections in darwin-sections.def.
896 (output_objc_section_asm_op, darwin_init_sections): New functions.
897 (machopic_output_indirection): Use switch_to_section.
898 (machopic_select_section): Return the selected section rather than
899 emitting assembly code. Replace the static function table with
900 inline conditional expressions. Update the tests of last_text_section
901 and move them into the FUNCTION_DECL block.
902 (machopic_select_rtx_section): Return the selected section rather than
903 emitting assembly code.
904 (machopic_asm_out_constructor, machopic_asm_out_destructor)
905 (darwin_file_end): Use switch_to_section.
906 * config/darwin.h: Use darwin-sections.def to declare sections.
907 (INIT_SECTION_ASM_OP): Remove empty definition.
908 (HAS_INIT_SECTION): Define this instead.
909 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
910 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
911 (TARGET_ASM_EH_FRAME_SECTION): Delete.
912 (TARGET_ASM_INIT_SECTIONS): Define.
913 * config/darwin-protos.h (darwin_init_sections): Declare.
914 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
915 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
916 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
917 (constructor_section, destructor_section, mod_init_section): Delete.
918 (mod_term_section): Delete.
919 (darwin_exception_section, darwin_eh_frame_section): Delete.
920 (machopic_select_section): Return a section.
921 (machopic_select_rtx_section): Likewise.
922 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
923 (const_section, const_coal_section, const_data_section): Delete.
924 (const_data_coal_section, data_coal_section, cstring_section): Delete.
925 (literal4_section, literal8_section, constructor_section): Delete.
926 (mod_init_section, mod_term_section, destructor_section): Delete.
927 (objc_class_section, objc_meta_class_section, objc_category_section)
928 (objc_class_vars_section, objc_instance_vars_section): Delete.
929 (objc_cls_meth_section, objc_inst_meth_section): Delete.
930 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
931 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
932 (objc_symbols_section, objc_module_info_section): Delete.
933 (objc_image_info_section, objc_protocol_section): Delete.
934 (objc_string_object_section, objc_constant_string_object_section)
935 (objc_class_names_section, objc_meth_var_names_section): Delete.
936 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
937 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
938 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
939 (darwin_exception_section, darwin_eh_frame_section): Delete.
940 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
942 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
943 (frv_asm_out_destructor): Likewise.
944 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
945 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
946 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
948 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
949 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
950 (data_section): Delete.
952 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
953 (DRECTVE_SECTION_FUNCTION): Delete.
954 (drectve_section): Redefine as a macro that sets in_section after
955 emitting the directive.
956 (SWITCH_TO_SECTION_FUNCTION): Delete.
957 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
958 in_text_section with comparison between in_section and text_section.
959 * config/i386/i386.c (x86_64_elf_select_section): Return the section
960 rather than emitting assembly code. Use get_named_section.
961 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
963 (machopic_output_stub): Use switch_to_section.
964 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
965 (nwld_named_section_asm_out_destructor): Use get_section and
968 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
969 rather than emitting assembly code.
970 (ia64_rwreloc_select_section): Likewise.
971 (ia64_rwreloc_select_rtx_section): Likewise.
972 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
973 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
975 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
976 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
978 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
979 section rather than emitting assembly code.
980 (iq2000_select_section): Likewise.
981 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
982 (sbss_section): Delete.
984 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
985 and get_named_section.
986 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
988 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
989 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
990 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
991 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
993 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
994 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
995 global switch_to_section function instead of the old port-local one.
996 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
997 (SWITCH_SECTION_FUNCTION): Delete.
998 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
999 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1000 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1001 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1003 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1004 global switch_to_section function instead of the old port-local one.
1005 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1007 * config/mips/mips.c (mips_file_start): Update comment.
1008 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1009 (mips_output_aligned_decl_common): Use switch_to_section.
1010 (mips_select_rtx_section): Return the section rather than emitting
1011 assembly code. Use get_named_section.
1012 (mips_function_rodata_section: Likewise get_section.
1013 (build_mips16_function_stub): Use switch_to_section.
1014 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1015 (SDATA_SECTION_ASM_OP): Delete.
1016 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1017 (EXTRA_SECTION_FUNCTIONS): Delete.
1019 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1020 (mmix_asm_output_aligned_local): Use switch_to_section.
1022 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1023 (som_one_only_readonly_data_section): New variables.
1024 (pa_output_function_epilogue): Set in_section to NULL instead of
1025 calling forget_section.
1026 (output_deferred_plabels): Use select_section.
1027 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1028 of calling forget_section.
1029 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1030 (pa_asm_output_aligned_local): Use select_section.
1031 (som_text_section_asm_op): Delete in favor of...
1032 (som_output_text_section_asm_op): ...this new function.
1033 (pa_som_asm_init_sections): New function.
1034 (pa_select_section): Return the section rather than emitting
1036 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1037 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1038 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1039 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1040 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1041 (som_readonly_data_section, som_one_only_readonly_data_section)
1042 (som_one_only_data_section, forget_section): Delete.
1043 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1044 (TARGET_ASM_INIT_SECTIONS): Define.
1045 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1047 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1048 (private_data_section, read_only_private_data_section): New variables.
1049 (sdata2_section, toc_section): New variables.
1050 (rs6000_file_start): Use switch_to_section.
1051 (rs6000_assemble_integer): Use comparisons against in_section
1052 instead of calling in_toc_section and in_text_section. Use
1053 unlikely_text_section_p.
1054 (rs6000_elf_output_toc_section_asm_op): New function, derived
1055 from the old rs6000/sysv4.h toc_section function.
1056 (rs6000_elf_asm_init_sections): New function.
1057 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1058 the section rather than emitting assembly code.
1059 (machopic_output_stub): Use switch_to_section.
1060 (toc_section): Delete dummy function.
1061 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1062 switch_to_section and get_section.
1063 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1064 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1065 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1066 the old rs6000/xcoff.h toc_section function.
1067 (rs6000_xcoff_asm_init_sections): New function.
1068 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1069 the section rather than emitting assembly code.
1070 (rs6000_xcoff_file_start): Use switch_to_section.
1071 (rs6000_xcoff_file_end): Likewise.
1072 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1073 (sdata2_section, sbss_section, private_data_section): Delete.
1074 (read_only_data_section, read_only_private_data_section): Delete.
1075 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1076 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1077 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1078 (FINI_SECTION_FUNCTION): Delete.
1079 (TARGET_ASM_INIT_SECTIONS): Define.
1080 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1081 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1082 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1083 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1084 (READONLY_DATA_SECTION): Delete.
1085 (TARGET_ASM_INIT_SECTIONS): Define.
1086 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1087 to NULL rather than no_section.
1088 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1090 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1092 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1093 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1094 from call to current_function_section.
1096 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1097 (bss100_section): New variable.
1098 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1099 (xstormy16_asm_init_sections): New function.
1100 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1101 switch_to_section and get_section.
1102 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1103 from calls to current_function_section.
1104 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1105 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1106 (TARGET_ASM_INIT_SECTIONS): Define.
1107 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1109 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1110 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1111 (FINI_SECTION_FUNCTION): Delete.
1113 * config/v850/v850.c: Include gt-v850.h.
1114 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1115 (zbss_section): New variables.
1116 (v850_output_aligned_bss): Use switch_to_section.
1117 (v850_asm_init_sections): New function.
1118 (v850_select_section): Return the section rather than emitting
1120 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1121 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1122 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1123 (TARGET_ASM_INIT_SECTIONS): Define.
1124 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1125 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1126 (zbss_section): Delete.
1128 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1130 * config/vx-common.h (vxworks_exception_section): Delete.
1131 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1133 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1134 section rather than emitting assembly code.
1135 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1138 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1139 * coretypes.h (section): New union and typedef.
1140 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1141 from call to current_function_section.
1142 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1143 (dbxout_symbol_location): Use switch_to_section.
1144 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1145 most of the code into...
1146 (default_eh_frame_section): ...here. Return a section.
1147 (collect2_eh_frame_section): Delete, moving most of the code into..
1148 (switch_to_eh_frame_section): ...this new function.
1149 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1150 (debug_macinfo_section, debug_line_section, debug_loc_section)
1151 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1153 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1154 eh_frame_section. Use switch_to_section and get_section.
1155 (dwarf2out_begin_prologue): Use switch_to_section.
1156 (AT_string_form): Check the flags in debug_str_section instead of
1157 DEBUG_STR_SECTION_FLAGS.
1158 (output_comp_unit): Use switch_to_section, get_section, and
1160 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1161 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1162 from call to current_function_section.
1163 (dwarf2out_var_location): Use unlikely_text_section_p.
1164 (dwarf2out_source_line): Use switch_to_section. Remove argument
1165 from call to current_function_section.
1166 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1167 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1168 debug_macinfo_section.
1169 (dwarf2out_init): Initialize the new section variables. Use them
1170 instead of calls to named_section_flags. Use switch_to_section.
1171 (output_indirect_string): Use switch_to_section and debug_str_section.
1172 (dwarf2out_finish): Use switch_to_section and the new section
1174 * except.c (default_exception_section): Return the section instead
1175 of emitting assembly code.
1176 (output_function_exception_table): Use the global exception_section
1177 variable instead of the target hook. Use switch_to_section. Remove
1178 argument from call to current_function_section.
1179 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1180 (shorten_branches): Use pointer comparisons to detect whether the
1181 text section is the same as readonly_data_section.
1182 (profile_function): Use switch_to_section. Remove argument from
1183 call to current_function_section.
1184 (final_scan_insn): Likewise. Update use of last_text_section.
1185 * gengtype.c (open_base_files): Add an include of output.h.
1186 * output.h (text_section, data_section, readonly_data_section)
1187 (ctors_section, dtors_section, bss_section, init_section)
1188 (fini_section, sdata_section): Turn into section pointers.
1189 (in_text_section, in_unlikely_text_section, exports_section)
1190 (drectve_section, named_section, mergeable_string_section)
1191 (last_text_section_name): Delete.
1192 (default_exception_section, default_eh_frame_section): Return sections.
1193 (SECTION_DECLARED, SECTION_NAMED): New macros.
1194 (SECTION_MACH_DEP): Bump value.
1195 (section_common, named_section, unnamed_section): New structures.
1196 (unnamed_section_callback): New typedef.
1197 (section): New union.
1198 (sbss_section, exception_section, eh_frame_section): New variables.
1199 (in_section, last_text_section): Turn into section pointers.
1200 (get_unnamed_section, get_section, get_named_section): New functions.
1201 (mergeable_constant_section, function_section): Return a section.
1202 (unlikely_text_section): Likewise.
1203 (current_function_section): Likewise. Remove the decl argument.
1204 (unlikely_text_section_p, switch_to_section): New functions.
1205 (output_section_asm_op): New function.
1206 (set_named_section_flags, named_section_flags, named_section_real)
1207 (named_section_first_declaration): Delete.
1208 (default_select_section, default_elf_select_section): Return a section.
1209 (default_elf_select_section_1, default_function_rodata_section)
1210 (default_no_function_rodata_section, default_select_rtx_section)
1211 (default_elf_select_rtx_section): Likewise.
1212 * rtl.h (in_data_section): Delete.
1213 * sdbout.c (sdbout_one_type): Use switch_to_section.
1214 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1215 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1216 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1217 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1218 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1219 (TARGET_ASM_OUT): Update after above changes.
1220 * target.h (init_sections): New hook.
1221 (exception_section, eh_frame_section): Delete.
1222 (select_section, select_rtx_section, function_rodata_section): Return
1223 a section rather than emitting assembly code.
1224 * varasm.c (text_section, data_section, readonly_data_section)
1225 (ctors_section, dtors_section, bss_section, init_section)
1226 (fini_section): Turn into section pointers.
1227 (sdata_section, sbss_section, exception_section): New variables.
1228 (eh_frame_section): New variable.
1229 (in_section): Make global and turn into a section pointer.
1230 (last_text_section): Turn into a section pointer.
1231 (unnamed_sections): New variable.
1232 (in_named_name, last_text_section_name): Delete.
1233 (EXTRA_SECTION_FUNCTIONS): Delete.
1234 (in_named_entry): Delete.
1235 (section_htab): New variable, replacing...
1236 (in_named_htab): ...this deleted variable.
1237 (section_entry_eq, section_entry_hash): New functions, based on...
1238 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1239 (get_unnamed_section, get_section): New functions.
1240 (unlikely_text_section): Return a section instead of emitting
1242 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1243 (get_named_section_flags, named_section_first_declaration): Delete.
1244 (unlikely_text_section_p): New function.
1245 (named_section_real, named_section): Delete.
1246 (get_named_section): New function.
1247 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1248 (function_section): Return a section rather than emitting
1250 (current_function_section): Likewise. Remove argument. Use
1251 last_text_section if nonnull, otherwise use function_section.
1252 (default_function_rodata_section): Return a section rather than
1253 emitting assembly code. Use get_section.
1254 (default_no_function_rodata_section): Return a section rather than
1255 emitting assembly code.
1256 (variable_section): Use switch_to_section and get_named_section.
1257 (mergeable_string_section): Return a section rather than emitting
1258 assembly code. Use get_section. Make static. Don't take special
1259 countermeasures for empty strings.
1260 (mergeable_constant_section): Return a section rather than emitting
1261 assembly code. Use get_section.
1262 (default_named_section_asm_out_destructor): Use switch_to_section
1264 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1265 (default_named_section_asm_out_constructor): Use switch_to_section
1267 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1268 (assemble_start_function): Likewise. Set last_text_section to
1269 NULL rather than no_section. Change the type of save_section.
1270 (assemble_zeros, assemble_variable): Use the section flags to detect
1271 whether or not a section is text.
1272 (assemble_static_space): Use switch_to_section.
1273 (assemble_trampoline_template): Likewise.
1274 (output_constant_def_contents): Use switch_to_section and
1276 (output_constant_pool_1): Use switch_to_section. Use the section
1277 flags to see whether sections contain mergeable data.
1278 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1279 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1280 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1281 whether a section has already been declared.
1282 (default_select_section, default_elf_select_section): Return a
1283 section rather than emitting assembly code.
1284 (default_elf_select_section_1): Likewise. Use bss_section for
1285 SECCAT_BSS if nonnull. Use get_named_section.
1286 (default_select_rtx_section): Return a section rather than
1287 emitting assembly code.
1288 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1289 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1290 (output_section_asm_op, switch_to_section): New functions.
1291 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1294 * doc/tm.texi: Expand the introduction to the sections documentation.
1295 (TRAMPOLINE_SECTION): Document new interface.
1296 (SDATA_SECTION_ASM_OP): Document new macro.
1297 (READONLY_DATA_SECTION): Delete.
1298 (SDATA_SECTION_ASM_OP): Document new macro.
1299 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1300 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1301 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1302 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1303 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1305 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1307 * gcc.c (init_gcc_specs): Match braces inside conditionally
1310 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1312 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1314 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1317 * tree.c (integer_all_onesp): Always return true if all bits on.
1319 * testsuite/g++.dg/init/array0.C: New.
1321 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1323 * doc/md.texi: Adapt to implementation.
1325 2005-12-06 Andreas Schwab <schwab@suse.de>
1327 * opts.c (decode_options): Fix typo in message.
1329 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1332 * longlong.h: Merge PPC tests from upstream.
1334 2005-12-06 Richard Guenther <rguenther@suse.de>
1336 * fold-const.c (fold_convert): Do not build and fold
1337 CONVERT_EXPR, but always use NOP_EXPR.
1339 2005-12-06 Jan Beulich <jbeulich@novell.com>
1341 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1342 __builtin_ia32_paddq and __builtin_ia32_subq.
1343 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1344 __builtin_ia32_pshufw.
1345 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1347 2005-12-05 James E Wilson <wilson@specifix.com>
1350 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1353 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1355 * print-tree.c (print_node): Ditto.
1356 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1357 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1358 before accessing DECL_ARTIFICIAL.
1359 Handle new tag tree codes.
1360 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1362 (unmodifiable_var_p): Ditto.
1363 * tree-flow.h (mem_tag_kind): Remove.
1364 (struct var_ann_d): Remove mem_tag_kind member.
1365 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1366 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1367 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1368 (group_aliases): Ditto.
1369 (setup_pointers_and_addressables): Ditto.
1370 (is_escape_site): Ditto.
1371 (may_alias_p): Ditto.
1372 (create_tag_raw): New function.
1373 (create_memory_tag): Use it.
1374 (dump_alias_info): Update for tags.
1375 (may_be_aliased): Ditto.
1376 (add_type_alias): Ditto.
1377 (new_type_alias): Ditto.
1378 (create_sft): Ditto.
1379 (create_structure_vars): Ditto.
1380 * tree-ssa-ccp.c (get_default_value): Ditto.
1381 * tree-ssa-operands.c (get_expr_operands): Ditto.
1382 (add_stmt_operand): Ditto.
1383 (add_call_clobber_ops): Remove duplicated condition.
1384 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1386 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1387 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1388 * tree.c (init_ttree): Update structures for new tree codes.
1389 (tree_code_size): Update sizes for new tree codes.
1390 (make_node_stat): Don't try to set common things on minimal
1392 (tree_node_structure): Update for tags.
1393 (is_global_var): Ditto.
1394 * tree.def: Add new tree codes.
1395 * tree.h (MTAG_P): New macro.
1396 (TREE_MEMORY_TAG_CHECK): Ditto.
1397 (SSA_VAR_P): Update for tags.
1398 (struct tree_memory_tag): New structure.
1399 (MTAG_GLOBAL): New macro.
1400 (union tree_node): Add memory tag member.
1401 * treestruct.def (TS_MEMORY_TAG): New.
1403 2005-12-05 Dale Johannesen <dalej@apple.com>
1405 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1406 what was approved (PR 24323).
1408 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1410 * doc/c-tree.texi (Function Bodies): Remove description of
1413 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1415 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1416 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1417 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1418 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1419 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1420 __divxc3): Document.
1422 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1424 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1426 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1427 hook_bool_void_false.
1428 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1429 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1431 * config/darwin.c (machopic_select_section): It's not defined
1432 as weak if it's only marked as weak_import.
1434 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1437 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1438 A hidden weak object does bind locally. Strong linkonce data
1439 counts like any other strong symbol for binding.
1440 (weak_finish_1): Don't specially handle weakrefs, they no longer
1442 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1443 * c-common.c (handle_alias_attribute): Allow static aliases
1445 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1446 * gthr-dce.h: Make weakrefs static.
1447 * gthr-tpf.h: Likewise.
1448 * gthr-solaris.h: Likewise.
1449 * gthr-posix.h: Likewise.
1450 * gthr-posix95.h: Likewise.
1451 * config/darwin.c (darwin_encode_section_info): static weakref
1452 variables are not necessarily defined in this translation unit.
1453 * doc/extend.texi (Function Attributes): Mention that an alias
1454 attribute creates a definition for the thing it's attached to.
1455 Change the documentation for weakref to say that the thing
1456 it's attached to must be static.
1458 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1459 we don't go into an infinite loop.
1461 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1463 * config/rs6000/predicates.md (logical_const_operand): Split
1464 out of logical_operand.
1465 (logical_operand): Use it.
1466 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1467 logical_const_operand.
1469 2005-12-05 Jan Beulich <jbeulich@novell.com>
1471 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1472 and IX86_BUILTIN_CMPNESS.
1473 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1474 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1475 * config/i386/i386.md (movti_internal): Correct type attribute.
1476 Simplify mode attribute.
1477 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1478 Correct type attribute.
1479 (absxf2): Correct operator.
1480 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1481 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1482 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1484 (sse2_vmsqrtv2df2): Correct mode attribute.
1486 2005-12-05 Jan Beulich <jbeulich@novell.com>
1488 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1489 16 bits. Provide insn pattern for this case.
1491 2005-12-05 Jan Beulich <jbeulich@novell.com>
1493 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1495 (__popcountDI2): Likewise.
1497 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1500 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1501 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1502 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1505 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1507 * c-typeck.c (null_pointer_constant_p): New function.
1508 (build_conditional_expr, build_c_cast, convert_for_assignment,
1509 build_binary_op): Use it.
1511 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1513 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1514 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1516 (check_function_arguments_recurse): Allow both NOP_EXPR and
1517 CONVERT_EXPR but check conversions preserve precision.
1518 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1519 but check conversions preserve precision.
1520 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1523 2005-12-04 Roger Sayle <roger@eyesopen.com>
1526 * common.opt (Wstring-literal-comparison): New command line option.
1527 * c-opts.c (c_common_handle_option): Set it with -Wall.
1528 * c-typeck.c (parser_build_binary_op): Issue warning if either
1529 operand of a comparison operator is a string literal, except for
1530 testing equality or inequality against NULL.
1532 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1534 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1536 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1537 of building a NOP_EXPR.
1538 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1540 * c-convert.c (convert): Use fold_convert instead of building
1541 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1542 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1544 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1545 NOP_EXPR the same as CONVERT_EXPR.
1546 * c-typeck.c (build_function_call): Use fold_convert instead of
1547 building a NOP_EXPR directly.
1548 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1550 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1552 PR rtl-optimization/25197
1553 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1556 2005-12-02 Stuart Hastings <stuart@apple.com>
1558 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1561 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1563 * c-typeck.c (default_function_array_conversion,
1564 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1565 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1566 orig_op2. Don't check them for NOP_EXPR.
1567 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1568 around integer zero.
1570 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1572 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1573 toc_save_offset, toc_size, lr_size.
1574 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1575 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1576 Adjust for removal of unused rs6000_stack_t fields.
1577 (debug_stack_info): Adjust.
1578 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1579 first, and don't bother checking for set/inc of lr on sibcalls.
1580 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1582 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1585 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1586 5 if operand 1 is not aligned. Undo previous constraint change.
1587 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1589 2005-12-02 Richard Guenther <rguenther@suse.de>
1591 * tree.h (build): Remove prototype.
1592 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1593 * tree.c (build): Remove.
1594 (build0_stat): Update comment.
1596 2005-12-02 Richard Guenther <rguenther@suse.de>
1598 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1599 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1601 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1602 maybe_fold_offset_to_component_ref): Likewise.
1603 * tree-ssa-dom.c (thread_across_edge,
1604 simplify_rhs_and_lookup_avail_expr,
1605 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1607 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1608 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1609 lower_try_finally_switch): Likewise.
1610 * tree-if-conv.c (add_to_dst_predicate_list,
1611 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1612 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1613 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1614 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1615 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1616 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1617 gimplify_init_ctor_eval, gimplify_init_constructor,
1618 gimplify_variable_sized_compare, gimplify_boolean_expr,
1619 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1620 gimplify_expr, gimplify_body, gimplify_function_tree,
1621 force_gimple_operand): Likewise.
1622 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1623 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1624 mx_register_decls): Likewise.
1625 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1626 get_frame_field, finalize_nesting_tree_1): Likewise.
1627 * tree-inline.c (setup_one_parameter): Likewise.
1628 * tree-vect-transform.c (vectorizable_condition): Likewise.
1629 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1631 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1632 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1633 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1634 * tree-chrec.h (build_polynomial_chrec): Likewise.
1636 2005-12-02 Richard Guenther <rguenther@suse.de>
1638 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1639 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1640 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1641 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1642 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1643 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1644 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1646 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1647 sh_adjust_unroll_max): Likewise.
1648 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1649 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1650 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1652 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1654 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1657 2005-12-02 Richard Guenther <rguenther@suse.de>
1659 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1660 simplify_cond_using_ranges): Use buildN instead of build.
1661 * tree-tailcall.c (adjust_accumulator_values,
1662 adjust_return_value): Likewise.
1663 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1664 generate_element_copy, generate_element_zero,
1665 generate_one_element_init): Likewise.
1666 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1667 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1668 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1669 perfect_nestify): Likewise.
1671 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1673 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1675 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1677 * ggc.h (GGC_RESIZEVEC): New.
1679 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1681 * gcc.c (execute): Improve readability.
1683 2005-12-02 Richard Guenther <rguenther@suse.de>
1685 * tree-cfg.c (mark_used_vars): New function.
1686 (dump_function_to_file): Dump only used VAR_DECLs.
1688 2005-12-02 Richard Guenther <rguenther@suse.de>
1690 * convert.c (convert_to_integer): Fix compare for nonpositive
1691 constant to use tree_int_cst_sgn <= 0.
1693 2005-12-02 Richard Guenther <rguenther@suse.de>
1695 * convert.c (convert_to_integer): Use fold_convert instead
1696 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1697 instead of comparing against 0. Use build_int_cst instead
1698 of converting integer_zero_node.
1700 2005-12-02 Richard Guenther <rguenther@suse.de>
1702 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1705 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1708 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1711 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1714 * function.c (expand_function_end): Emit blockage for unwinder
1717 2005-12-01 Roger Sayle <roger@eyesopen.com>
1719 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1720 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1721 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1722 integer constant comparisons.
1724 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1725 Janis Johnson <janis187@us.ibm.com>
1726 David Edelsohn <dje@watson.ibm.com>
1727 Ben Elliston <bje@au.ibm.com>
1729 * dfp.h, dfp.c: New files.
1730 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1731 (DECNUM_H): Likewise.
1732 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1733 (INCLUDES): Append $(DECNUMINC).
1734 (OBJS-common): Add dfp.o.
1736 * real.h (EXP_BITS): Pinch one bit to ..
1737 (struct real_value): Add decimal field.
1738 (real_format): Change table size, update documentation.
1739 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1740 (real_from_string3): Declare.
1741 (decimal_single_format): Declare.
1742 (decimal_double_format): Declare.
1743 (decimal_quad_format): Declare.
1744 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1745 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1746 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1747 * real.c: Include dfp.h.
1748 (normalize): Early return for decimal floats.
1749 (do_add): Zero decimal field.
1750 (do_compare): Call do_decimal_compare for decimal floats.
1751 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1752 (real_arithmetic): Call decimal_real_arithmetic for decimal
1753 floating point operands.
1754 (real_identical): If a and b are of differing radix, return false.
1755 (real_to_integer): Call decimal_real_to_integer if the value is a
1757 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1758 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1759 (real_to_hexadecimal): Place "N/A" in the return string for
1761 (real_from_string3): New variant, given a mode.
1762 (real_maxval): Use decimal_real_maxval for decimal floats.
1763 (round_for_format): Use decimal_round_for_format for decimals.
1764 (real_convert): Use decimal_real_convert where appropriate.
1765 (significand_size): Handle base 10.
1766 (encode_decimal_single, decode_decimal_single,
1767 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1768 decode_decimal_quad): New functions.
1769 (decimal_single_format): New.
1770 (decimal_double_format): New.
1771 (decimal_quad_format): New.
1772 * machmode.def: Add SD, DD and TD decimal floating point modes.
1773 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1774 Include MODE_DECIMAL_FLOAT.
1775 (DECIMAL_FLOAT_MODE_P): New.
1776 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1777 * genmodes.c (struct mode_data): Add counter field.
1778 (struct mode_data): Update comment for format.
1779 (blank_mode): Initialise counter field.
1780 (new_mode): Increment counter field for each mode defined.
1781 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1783 (make_complex_modes): Handle modes containing `D'.
1784 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1785 (make_decimal_float_mode): New.
1786 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1787 (cmp_modes): Compare counter field if other characteristics
1789 (emit_real_format_for_mode): Support formats for decimal floats.
1790 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1791 Document MODE_DECIMAL_FLOAT.
1793 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1795 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1798 2005-12-01 Richard Henderson <rth@redhat.com>
1800 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1802 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1804 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1806 * config/pa/pa.c (pa_init_builtins): If we detect
1807 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1810 2005-12-01 Richard Guenther <rguenther@suse.de>
1812 * fold-const.c (fold_binary): Use fold_build2, not
1815 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1817 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1819 * vec.h (VEC_block_remove): New.
1821 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1824 * c-common.c (lvalue_error): Fix wording.
1826 2005-12-01 Richard Guenther <rguenther@suse.de>
1828 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1829 thinko in last patch.
1831 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1833 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1834 than -flat_namespace.
1836 2005-12-01 Ben Elliston <bje@au.ibm.com>
1838 * mklibgcc.in: Parameterise the script to build soft float
1839 functions by iterating over each type, rather than cloning the
1842 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1845 * builtins.c (fold_builtin_fputs): Defer check for missing
1846 replacement functions.
1848 2005-11-30 Kean Johnston <jkj@sco.com>
1850 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1851 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1853 2005-11-30 Richard Guenther <rguenther@suse.de>
1855 PR tree-optimization/22501
1856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1857 function split out from ...
1858 (forward_propagate_addr_expr): ... here. Use it to propagate
1859 ADDR_EXPRs to all uses.
1861 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1863 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1864 * builtins.c (expand_builtin_mathfn): Use them.
1865 (expand_builtin_mathfn_2): Likewise.
1866 (expand_builtin_mathfn_3): Likewise.
1867 (expand_builtin_int_roundingfn): Likewise.
1868 (expand_builtin): Likewise.
1869 (integer_valued_real_p): Likewise.
1870 (fold_builtin_int_roundingfn): Likewise.
1871 (fold_builtin_bitop): Likewise.
1872 (fold_builtin_logarithm): Likewise.
1873 (fold_builtin_1): Likewise.
1874 * convert.c (convert_to_integer): Likewise.
1875 * fold-const.c (negate_mathfn_p): Likewise.
1876 (tree_expr_nonnegative_p): Likewise.
1878 2005-11-30 Dale Johannesen <dalej@apple.com>
1879 Andrew Pinski <pinskia@physics.uc.edu>
1881 * combine.c (find_split_point): Sign extend bitmask
1882 when changing bitfield assignment to IOR of AND.
1884 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1886 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1887 clobber to scratch reg.
1888 (*decrement_and_branch_until_zero_no_clobber): Remove.
1889 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1890 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1891 * config/ms1/ms1.opt (mmul): Remove.
1892 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1893 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1895 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1896 Bernd Schmidt <bernd.schmidt@analog.com>
1898 * pa/predicates.md (symbolic_operand): Add comment.
1899 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1900 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1901 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1902 (pa_secondary_reload_class): Delete.
1903 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1904 and pa_secondary_reload_class. Reorder some checks. Update inline
1905 copy of symbolic operand.
1906 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1908 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1910 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1913 2005-11-30 Jeff Law <law@redhat.com>
1915 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1916 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1918 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1920 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1921 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1922 (ia64_expand_move): Adjust caller.
1924 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1925 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1928 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1930 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1931 Always produce an output if we can remove NEGs or canonicalize
1932 (minus (minus ...)) expressions. Provide a fast path for the
1934 (simplify_gen_binary): Do not call simplify_plus_minus.
1935 (simplify_binary_operation_1): Reassociate at the end of the
1938 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1940 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1941 moves and unpack to speed up.
1943 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1945 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1946 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1947 (gen_v9_scc): Update callers.
1948 * config/sparc/sparc.md: Likewise.
1949 * config/sparc/sparc-protos.h: Update extern declaration.
1951 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1953 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1955 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1958 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1960 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1961 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1962 (negate_expr): Here.
1964 2005-11-29 Ben Elliston <bje@au.ibm.com>
1966 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1967 Fix typo in comment.
1969 2005-11-29 Ben Elliston <bje@au.ibm.com>
1971 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1972 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1974 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1978 * builtins.c (init_target_chars): New.
1979 (expand_builtin_printf, expand_builtin_fprintf,
1980 expand_builtin_sprintf, fold_builtin_sprintf,
1981 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1982 fold_builtin_snprintf_chk, fold_builtin_printf,
1983 fold_builtin_fprintf): Check for matching format strings using
1986 2005-11-29 Paul Brook <paul@codesourcery.com>
1988 * config.gcc: Do not use fixproto on m68k-elf.
1990 2005-11-28 Roger Sayle <roger@eyesopen.com>
1992 * expmed.c (div_cost): Replace with...
1993 (sdiv_cost, udiv_cost): New.
1994 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1995 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1996 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1997 (expand_divmod): Replace use of div_cost with either sdiv_cost
1998 or udiv_cost depending upon the signedness of the operation.
2000 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2003 * config/darwin.c (machopic_indirection_name,
2004 machopic_output_indirection): Follow transparent alias chain.
2006 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2008 * varasm.c (ultimate_transparent_alias_target): Add comment.
2010 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2012 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2013 SET_SRC instead of XEXP where appropriate.
2015 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2017 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2020 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2022 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2023 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2026 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2028 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2029 secondary_input_reload_class, made static. Adapt to new
2031 (secondary_output_reload_class): Delete.
2032 (TARGET_SECONDARY_RELOAD): New macro.
2033 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2034 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2036 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2039 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2040 when its natural alignment is > BITS_PER_UNIT.
2041 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2042 * c-common.c (handle_packed_attribute): Ignore packing on a field
2043 whose type is naturally char aligned.
2045 2005-11-28 Richard Guenther <rguenther@suse.de>
2047 * c-common.c (strict_aliasing_warning): Handle all
2048 component-ref like accesses.
2050 2005-11-28 Roger Sayle <roger@eyesopen.com>
2051 Uros Bizjak <uros@kss-loka.si>
2054 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2055 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2056 when flag_unsafe_math_optimizations is set and
2057 we don't care about NaNs or Infinities.
2059 Move x/expN(y) and x/pow(y,z) transformation into common
2060 flag_unsafe_math_optimizations section.
2062 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2064 * gcc.c (main): Change type of argv to "char **".
2066 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2068 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2069 small data sections.
2070 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2071 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2072 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2073 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2074 output locals to sbss if !rs6000_elf_in_small_data_p.
2075 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2077 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2080 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2081 generated by reload.
2082 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2083 indexed_or_indirect_address.
2084 (indexed_or_indirect_address): Don't test for base reg. Call
2085 address_operand last. Make it a special predicate.
2087 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2089 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2091 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2094 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2096 (negate_expr): Likewise.
2098 2005-11-27 Andreas Schwab <schwab@suse.de>
2100 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2103 2005-11-27 Steven Bosscher <stevenb@suse.de>
2105 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2106 has EH predecessor edges.
2108 2005-11-26 Eric Christopher <echristo@apple.com>
2110 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2111 register stalls by zero extending to the full register.
2113 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2115 * config/floatunsisf.c, config/floatunsidf.c,
2116 config/floatunsixf.c, config/floatunsitf.c: New files.
2117 * config/ia64/t-hpux: Add floatunsitf.c.
2118 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2119 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2121 2005-11-26 Richard Henderson <rth@redhat.com>
2123 * c-lex.c (pragma_lex): Rename from c_lex.
2124 * c-pch.c: Update for pragma_lex rename.
2125 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2126 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2127 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2128 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2129 * doc/tm.texi: Likewise.
2131 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2134 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2135 when overflow is undefined.
2137 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2139 * doc/md.texi (Insn Canonicalizations): Refer to the
2140 function commutative_operand_precedence for further rules.
2142 2005-11-25 Roger Sayle <roger@eyesopen.com>
2145 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2146 is less than zero. Limit mult_cost to a reasonable upper bound for
2147 the synthetic multiplication sequence.
2149 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2152 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2153 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2154 Lookup the explicit replacement functions for any unlocked
2155 stdio builtin transformations.
2157 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2159 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2161 * targhooks.c (default_secondary_reload): Don't require operand 2
2162 for an input reload to be earlyclobber.
2164 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2166 * fold-const.c (negate_mathfn_p): Fix comment and add support
2167 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2170 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2173 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2174 _Q_ulltoq for unsigned conversions from SImode and DImode to
2177 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2179 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2180 (__floatundidf, __floatundisf): Likewise.
2182 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2184 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2185 (rs6000_override_options): Remove initialization of
2186 rs6000_sr_alias_set.
2187 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2188 (rs6000_emit_stack_tie): Same.
2189 (emit_frame_save): Same.
2190 (gen_frame_mem_offset): Same.
2191 (rs6000_emit_prologue): Same.
2192 (rs6000_emit_epilogue): Same.
2194 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2197 * fold-const.c (fold_build): Convert bool_var != 1 and
2198 bool_var == 0 to !bool_var.
2200 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2203 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2204 for C being INTEGER_CST. Likewise for !=.
2206 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2209 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2210 unsigned conversions from SImode to TFmode.
2212 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2214 * expr.c (expand_expr_real_1): Fix error in last change.
2216 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2218 * caller-save.c: (this_insn_sets): Move into:
2219 (save_call_clobbered_regs).
2220 (mark_set_regs): Get this_insn_sets from data.
2222 (save_call_clobbered_regs): Take sets of the return value by
2223 sibcalls into account.
2225 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2228 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2229 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2230 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2231 (memory_move_secondary_cost, init_reg_autoinc): Remove
2232 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2233 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2234 secondary_reload_class call.
2235 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2237 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2238 (push_secondary_reload): Use secondary_reload target hook.
2239 (secondary_reload_class, scratch_reload_class): New functions.
2240 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2241 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2242 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2243 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2244 (secondary_reload_class, scratch_reload_class): Declare.
2245 * reload1.c: Include target.h.
2246 (reload_adjust_reg_for_temp): New function.
2247 (reload_adjust_reg_for_icode): Likewise.
2248 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2249 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2251 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2252 for inheritance. Support case when both secondary & tertiary reloads
2253 are for intermediate registers.
2254 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2255 with secondary_reload_class call. Support case when both secondary
2256 & tertiary reloads are for intermediate registers.
2257 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2258 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2259 * target.h (secondary_reload_info): New struct / typedef.
2260 (struct gcc_target): New member secondary_reload.
2261 * targhooks.c Include reload.h, optabs.h and recog.h.
2262 (default_secondary_reload): New function.
2263 * targhooks.h (default_secondary_reload): Declare.
2264 * doc/tm.texi: Document secondary_reload target hook. Update
2265 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2266 * doc/md.texi: Likewise.
2268 * sh-protos.h (sh_secondary_reload): Declare.
2269 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2270 (sh_secondary_reload): New function.
2271 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2272 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2273 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2274 (HAVE_SECONDARY_RELOADS): Define.
2275 * sh.md (reload_indf): Rename to:
2277 (reload_outdf): Rename to:
2278 (reload_outdf__RnFRm).
2279 (reload_insf): Rename to:
2281 (reload_insi): Rename to:
2282 (reload_insi__i_fpul).
2284 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2286 * configure.ac: Require at least texinfo 4.4.
2287 * configure: Regenerate.
2289 * doc/install.texi (Tools/packages necessary for building GCC):
2290 Update required version of texinfo to at least 4.4.
2291 (Installing GCC: Building): Update required version of texinfo
2293 (Installing GCC: Final installation): Update required version
2294 of texi2dvi to at least 4.4.
2295 (Host/target specific installation notes for GCC): Update required
2296 version of texinfo to at least 4.4.
2298 2005-11-24 Richard Guenther <rguenther@suse.de>
2299 Dirk Mueller <dmueller@suse.de>
2302 * c-common.h (strict_aliasing_warning): Declare.
2303 * c-common.c (strict_aliasing_warning): New function,
2305 * c-typeck.c (build_c_cast): ... here.
2307 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2309 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2311 (swap_commutative_operands_with_target): New.
2313 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2315 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2316 also when doing PRE, rather than only for global CPROP.
2318 2005-11-24 Ben Elliston <bje@au.ibm.com>
2320 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2321 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2323 (expand_twoval_unop): Likewise.
2324 (widen_clz): Likewise.
2325 (expand_parity): Likewise.
2326 (expand_unop): Likewise.
2327 (emit_cmp_and_jmp_insn_1): Likewise.
2328 (prepare_float_lib_cmp): Likewise.
2330 2005-11-24 Ben Elliston <bje@au.ibm.com>
2332 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2333 Remove unused `class' variable.
2335 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2338 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2339 C/C++ diagnostic function warn_array_subscript_with_type_char.
2340 * c-common.h (warn_array_subscript_with_type_char): Declare.
2341 * c-common.c (warn_array_subscript_with_type_char): Define.
2343 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2346 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2347 compiling at the intersection of C and C++.
2349 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2351 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2352 List @file in the option summary. Include the libiberty
2353 documentation for @file.
2354 * gcc.c (main): Call expandargv.
2355 * Makefile.in (gcc-vers.texi): Define srcdir.
2357 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2359 * passes.c (init_optimization_passes): Document
2360 sequencing of passes.
2362 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2364 * config/m68k/predicates.md (pcrel_address, extend_operator,
2365 post_inc_operand, pre_dec_operand): Remove redundant
2367 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2369 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2371 2005-11-23 Ben Elliston <bje@au.ibm.com>
2373 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2375 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2377 Preparatory work for PR target/21623:
2378 * alpha.c (secondary_reload_class): Rename to:
2379 (alpha_secondary_reload_class).
2380 * alpha.h, alpha-protos.h: Likewise.
2381 * mn10300.c (secondary_reload_class): Rename to:
2382 (mn10300_secondary_reload_class).
2383 * mn10300.h, mn10300-protos.h: Likewise.
2384 * pa.c (secondary_reload_class): Rename to:
2385 (pa_secondary_reload_class).
2386 * pa.h, pa-protos.h: Likewise.
2387 * rs6000.c (secondary_reload_class): Rename to:
2388 rs6000_secondary_reload_class.
2389 * rs6000.h, rs6000-protos.h: Likewise.
2391 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2394 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2396 2005-11-22 Ian Lance Taylor <ian@airs.com>
2398 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2400 (prepare_cmp_insn): Likewise.
2402 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2405 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2406 if both operands[0] and operands[1] are memory.
2408 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2411 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2412 COMPARISON_CLASS_P and an integral types create create a new
2413 expression with the new type and fold that.
2415 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2418 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2419 to SUBTARGET_OS_CPP_BUILTINS.
2421 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2423 * arm.c (emit_set_insn): New function.
2424 (arm_split_constant): Call it.
2425 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2426 (arm_legitimize_address): Likewise. Use plus_constant.
2427 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2428 (thumb_expand_prologue): Likewise.
2429 (arm_gen_load_multiple): Use VOIDmode in SET.
2430 (arm_gen_store_multiple): Likewise.
2431 (vfp_emit_fstmx): Likewise. Use plus_constant.
2432 (emit_multi_reg_push): Likewise.
2433 (emit_sfm): Use plus_constant.
2435 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2438 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2441 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2444 * expmed.c (store_bit_field): Don't attempt to insv a field
2445 larger than the reg.
2447 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2450 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2451 explicit sign extension, not a (char) cast.
2453 2005-11-22 Ben Elliston <bje@au.ibm.com>
2455 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2456 GET_MODE_CLASS (x) == MODE_FLOAT.
2457 * config/i386/i386.c: Likewise.
2458 * config/rs6000/xcoff.h: Likewise.
2459 * config/rs6000/linux64.h: Likewise.
2460 * config/rs6000/rs6000.c: Likewise.
2461 * config/rs6000/rs6000.h: Likewise.
2462 * config/rs6000/predicates.md: Likewise.
2463 * config/rs6000/sysv4.h: Likewise.
2465 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2467 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2470 * config/alpha/freebsd.h, config/alpha/linux.h,
2471 config/arm/linux-elf.h, config/bfin/bfin.h,
2472 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2473 config/i386/beos-elf.h, config/i386/gnu.h,
2474 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2475 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2476 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2477 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2478 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2479 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2480 config/sparc/linux.h, config/sparc/linux64.h,
2481 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2483 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2484 are both defined when either flag -fpic or -fPIC are used.
2486 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2488 * config/fp-bit.c (clzusi): New function.
2489 (si_to_float, usi_to_float): Use it to compute proper shift.
2490 (usi_to_float): Preserve guard bits when shifting right.
2491 * libgcc-std.ver (GCC_4.2.0): New version.
2492 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2493 __floatundisf): New functions.
2494 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2495 __floatundisf): Declare.
2496 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2497 _floatundixf, and _floatunditf.
2498 * optabs.c (expand_float): If target does not define a pattern for
2499 signed or unsigned conversion, use an unsigned libcall instead of
2501 (init_optabs): Initialize ufloat_optab.
2503 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2505 * config/rs6000/rs6000.opt (mmulhw): New option.
2506 * doc/invoke.texi (-mmulhw): Document.
2507 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2509 * config/rs6000/rs6000.md: Add half-word multiply and
2510 multiply-accumulate instructions for 405 and 440.
2512 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2514 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2515 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2516 default now includes a linker group which makes the RTEMS one nest.
2518 2005-11-22 Ben Elliston <bje@au.ibm.com>
2520 * cse.c (fold_rtx): Typo fix.
2521 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2523 2005-11-21 Richard Henderson <rth@redhat.com>
2525 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2526 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2528 * c-tree.h (lookup_name): Move declaration ...
2529 * c-common.h (lookup_name): ... here.
2530 * config/darwin-c.c: Include c-common.h.
2531 * config/t-darwin: Update dependencies.
2533 2005-11-22 Ben Elliston <bje@au.ibm.com>
2535 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2536 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2537 * genopinit.c (gen_insn): Likewise.
2538 * reload.c (find_equiv_reg): Likewise.
2539 * loop.c (load_mems): Likewise.
2540 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2541 * cse.c (find_comparison_args, fold_rtx): Likewise.
2542 * dwarf2out.c (add_const_value_attribute): Likewise.
2543 * expr.c (convert_move): Likewise.
2544 * recog.c (general_operand, register_operand): Likewise.
2545 * reg-stack.c (replace_reg): Likewise.
2546 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2547 * c-common.c (handle_vector_size_attribute): Likewise.
2548 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2549 (simplify_binary_operation_1): Likewise.
2550 (simplify_const_binary_operation): Likewise.
2551 (simplify_relational_operation): Likewise.
2552 (simplify_const_relational_operation): Likewise.
2553 (simplify_immed_subreg): Likewise.
2554 * emit-rtl.c (gen_lowpart_common): Likewise.
2555 * expmed.c (expand_mult): Likewise.
2556 * stor-layout.c (layout_type): Likewise.
2558 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2561 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2562 cst2 only for SPE vectors.
2564 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2567 * config/rs6000/predicates.md (vrsave_operation): Check
2568 UNSPEC_VOLATILE value.
2570 2005-11-21 Jan Hubicka <jh@suse.cz>
2572 PR tree-optimization/24653
2573 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2575 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2577 * config/i386/predicates.md (ax_reg_operand): New predicate.
2578 (memory_displacement_only_operand): New predicate.
2579 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2580 operand is AX register and the other operand is memory operand
2581 with displacement only.
2583 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2585 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2586 if we don't care about NaNs or Infinities.
2588 2005-11-20 Ian Lance Taylor <ian@airs.com>
2590 PR rtl-optimization/24883
2591 * combine.c (combinable_i3pat): When checking whether the
2592 destination of i3 is used in i3, consider paradoxical subregs.
2594 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2597 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2599 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2601 * combine.c (try_combine): Do not run subst on i1src and i2src in
2602 the case of generating a PARALLEL for a comparison.
2604 2005-11-20 Richard Henderson <rth@redhat.com>
2607 * tree-sra.c (struct sra_elt): Add all_no_warning.
2608 (struct sra_walk_fns) <use>: Add use_all argument.
2609 (sra_walk_expr): Pass it.
2610 (sra_walk_modify_expr): Likewise.
2611 (scalarize_ldst): Likewise.
2612 (scan_use): Update for new argument.
2613 (mark_no_warning): New.
2614 (scalarize_use): Use it.
2616 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2618 * expr.c (expand_expr_real): Use usmul_optab for widening
2619 signed * unsigned multiplies.
2620 * genopinit.c (optabs): Add usmul_widen_optab.
2621 * optabs.c (init_optabs): Likewise.
2622 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2623 (usmul_widen_optab): Define.
2624 * config/bfin/bfin.md (usmulhisi3): New pattern.
2626 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2628 2005-11-20 Graham Stott <btinternet.com>
2630 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2632 2005-11-20 Andreas Schwab <schwab@suse.de>
2635 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2638 2005-11-19 Richard Henderson <rth@redhat.com>
2641 * tree-gimple.c (is_gimple_id): Export.
2642 * tree-gimple.h (is_gimple_id): Declare.
2643 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2644 (get_default_value): Use it.
2645 (maybe_fold_stmt_indirect): Likewise.
2647 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2649 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2650 than VR1 or vice-versa.
2652 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2656 * reload.c (find_reloads_address_1): Mention dependency on
2658 * reload1.c (gen_reload): For IN with an unary operation, try
2659 moving inner expression to OUT if trivial SET is not valid.
2660 Confirm that the result is valid. Move common code block into...
2661 (emit_insn_if_valid_for_reload): New function.
2663 2005-11-19 Richard Guenther <rguenther@suse.de>
2665 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2666 ARRAY_REFs of constant strings.
2668 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2670 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2671 fatal format string.
2673 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2675 * combine.c (make_compound_operation): Swap operands of
2676 commutative operation if necessary before returning.
2678 2005-11-19 Richard Guenther <rguenther@suse.de>
2681 * fold-const.c (fold_plusminus_mult_expr): New function.
2682 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2683 cases, remove now unnecessary code.
2685 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2687 * gensupport.c (old_preds): Rename to std_preds, add special field.
2688 (struct old_pred_table): Rename to struct std_pred_table, add special
2690 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2691 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2692 (init_predicate_table): Adjust, and set along the way whether a
2693 predicate is special.
2695 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2697 * BASE-VER: Change to 4.2.0.
2699 2005-11-18 James E Wilson <wilson@specifix.com>
2701 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2704 2005-11-18 Mike Stump <mrs@apple.com>
2706 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2707 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2708 * c-decl.c (lookup_name_two) Remove.
2709 * c-tree.h (lookup_name_two): Remove.
2710 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2711 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2712 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2713 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2715 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2718 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2719 when not generating code to use that co-processor.
2721 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2723 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2724 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2725 these functions are now in tree-phinodes.c.
2727 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2729 * config/bfin/bfin.md (trap): New pattern.
2731 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2733 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2736 * expr.c (expand_expr_real): Don't call record_block_change unless
2737 ib_boundaries_block is non-null
2739 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2741 * fold-const.c (build_range_check): Use proper type for subtraction
2742 when merging lower bound.
2744 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2746 PR rtl-optimization/24497
2747 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2750 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2752 * tree-scalar-evolution.c (expression_expensive_p): New function.
2753 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2755 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2757 * config/bfin/crtlibid.s: New file.
2759 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2762 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2763 when not using sjlj exceptions.
2764 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2765 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2766 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2767 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2768 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2769 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2770 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2771 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2772 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2773 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2774 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2775 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2776 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2778 * config/pa/hpux-unwind.h: New file.
2780 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2782 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2783 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2784 * varasm.c (do_assemble_alias): Adjust call.
2785 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2787 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2789 2005-11-17 James E Wilson <wilson@specifix.com>
2791 * tree.def (FUNCTION_DECL): Correct typo in comment.
2793 2005-11-17 Richard Henderson <rth@redhat.com>
2795 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2796 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2797 and DW_CFA_def_cfa_sf.
2798 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2799 (dbx_reg_number): Don't assert particular registers here.
2800 (based_loc_descr): ... do it here instead. Fold in ...
2801 (eliminate_reg_to_offset): ... this function.
2802 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2803 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2804 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2805 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2806 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2807 (instantiate_virtual_regs): Likewise.
2808 * var-tracking.c (adjust_stack_reference): Likewise.
2809 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2811 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2813 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2814 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2815 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2817 ($(T)crtlibid.o): New rule.
2819 2005-11-16 Richard Guenther <rguenther@suse.de>
2822 * fold-const.c (extract_array_ref): Return byte offset
2824 (fold_binary): Fold &x[a] CMP &x[b] to
2825 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2828 2005-11-16 Richard Henderson <rth@redhat.com>
2831 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2832 parts of an SSA_NAME.
2834 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2837 * arm.md (split for movsf with immediate): Restrict split to insns
2838 that set a general register.
2840 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2842 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2844 * unwind-dw2.c (uw_advance_context): Likewise.
2845 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2846 _Unwind_SjLj_Unregister.
2847 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2849 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2851 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2853 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2855 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2856 langhook to get a DImode integer type.
2858 2005-11-16 Richard Henderson <rth@redhat.com>
2859 J"orn Rennecke <joern.rennecke@st.com>
2860 Ulrich Weigand <uweigand@de.ibm.com>
2864 * reload1.c (reg_equiv_invariant): New.
2865 (reload): Allocate, initialize, and free it.
2866 (calculate_needs_all_insns): Check it when skipping equivalence
2868 (alter_reg): Likewise.
2869 (eliminate_regs_1): Rename from eliminate_regs. Add new
2870 may_use_invariant argument; only use reg_equiv_invariant when true.
2871 (eliminate_regs): New.
2872 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2873 a context for which may_use_invariant may be true.
2875 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2877 * fold-const.c (const_binop): Don't constant fold the operation
2878 if the result has overflowed and flag_trapping_math.
2879 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2881 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2883 * config/arm/unwind-arm.c (abort): Add prototype here.
2884 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2885 (struct phase1_vrs): Add prev_sp.
2886 (unwind_phase2_forced): Save the original core registers instead of
2887 modifying entry_vrs. Take a new flag argument for resuming unwinding
2888 and set action flags accordingly. Always set _US_END_OF_STACK when
2889 get_eit_entry fails. Unwind before calling the stop function.
2890 (_Unwind_GetCFA): New function.
2891 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2892 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2893 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2894 just call unwind_phase2_forced.
2895 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2896 * config/arm/unwind-arm.h (abort): Remove prototype.
2897 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2899 (_Unwind_GetCFA): New prototype.
2900 * config/arm/pr-support.c (abort): Add prototype here.
2901 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2903 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2904 not schedule the prologue with non-call exceptions and EABI.
2906 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2908 * config/arm/unwind-arm.h: Reorder interface function declarations.
2909 (_URC_END_OF_STACK): New enumeration value.
2910 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2911 (struct _Unwind_Control_Block): Document reserved field use.
2912 (_Unwind_Stop_Fn): New typedef.
2913 (_Unwind_ForcedUnwind): Declare.
2914 (_Unwind_Resume_or_Rethrow): Declare.
2915 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2917 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2918 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2919 (UCB_FORCED_STOP_ARG): New.
2920 (search_EIT_table): Update boundary condition checks.
2921 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2922 (unwind_phase2): Replace for with do..while.
2923 (unwind_phase2_forced): New.
2924 (__gnu_Unwind_RaiseException): Replace for with do..while.
2925 (__gnu_Unwind_ForcedUnwind): New.
2926 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2927 Use appropriate phase2 unwinder.
2928 (__gnu_Unwind_Resume_or_Rethrow): New.
2929 (__gnu_unwind_pr_common): Cope with forced unwinding.
2931 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2934 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2936 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2937 roundsf2): Remove "s" from mnemonic.
2939 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2941 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2943 * config/bfin/crtn.s: Change epilogues to match.
2944 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2945 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2946 __PIC__ and __pic__.
2948 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2951 * doc/invoke.texi: Distinguish between free and fixed form instead of
2952 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2954 * gcc.c (default_compilers): Remove double entries, add entries for
2955 suffixes '.F90' and '.F95'.
2957 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2959 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2960 in the stack probing loop.
2962 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2964 * configure.ac: Use .machine power5 not power5x.
2965 * configure: Regenerate.
2967 2005-11-15 Mike Stump <mrs@apple.com>
2969 * c-decl.c (lookup_name_two): Add.
2970 * c-tree.h (lookup_name_two): Likewise.
2971 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2972 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2974 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2976 PR rtl-optimization/23392
2977 * regrename.c (enum scan_actions) Add mark_access.
2978 (scan_actions_name): Ditto.
2979 (scan_rtx_reg): Handle mark_access.
2980 (scan_rtx_address): Do nothing for mark_access.
2981 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2982 and regs in REG_INC notes before closing chains for dead regs.
2983 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2984 opening chains for new writes.
2986 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2988 * c.opt (ffixed-line-length-none): New.
2990 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2992 * mklibgcc.in: Change contents of eh_dummy.c.
2994 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2996 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2998 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3000 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3002 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3004 2005-11-15 Jan Hubicka <jh@suse.cz>
3006 * invoke.texi (large-unit-insns): Document.
3007 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3008 * params.def (large-unit-insns): New param.
3010 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3013 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3014 special register for operand 3. Reindent constraints to align
3017 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3019 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3020 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3021 * configure.ac: Add test for FP rounding instructions.
3022 * configure: Regenerate.
3023 * config.in: Regenerate.
3024 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3025 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3027 * config/rs6000/rs6000.opt (mfprnd): New.
3028 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3029 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3030 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3031 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3032 (TARGET_FPRND): New.
3033 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3035 (btrunc<mode>2): New.
3037 (floor<mode>2): New.
3038 (round<mode>2): New.
3040 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3042 * gcc.c (version_compare_spec_function): Use fatal() rather than
3045 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3046 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3047 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3049 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3052 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3053 on -mmacosx-version-min setting.
3055 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3058 * tree-vrp.c (infer_value_range): Return false if STMT is a
3059 block terminator and its basic block has no successors.
3061 2005-11-14 Mike Stump <mrs@apple.com>
3063 * config/i386/i386.c (override_options): -masm=intel isn't
3064 supported on darwin.
3065 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3067 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3069 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3070 vfork after including auto-host.h.
3072 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3074 PR rtl-optimization/22002
3075 * combine.c (distribute_notes): Detect cases where a reg dies
3076 two or more times in a bb, including on the insn we are combining,
3077 and place the death note on the correct range.
3079 2005-11-14 Dale Johannesen <dalej@apple.com>
3081 * expmed.c (store_bit_field): Add offset unconditionally for
3083 (extract_bit_field): Don't force extzv or extv operand into
3084 a register if field is too big.
3086 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3088 * config/arm/arm.c (pic_labelno): New.
3089 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3090 LABEL_REF. Pass only the labelno to PIC insns.
3091 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3092 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3093 * arm.md (UNSPEC_PIC_LABEL): New constant.
3094 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3095 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3096 Use the correct label prefix.
3098 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3100 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3103 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3105 * loop-invariant.c: Include tm_p.h.
3106 * Makefile.in: Updated.
3108 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3110 * pa.c (store_reg): Revise generation of frame notes in large frames.
3111 (set_reg_plus_d): Likewise.
3113 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3115 PR tree-optimization/24709
3116 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3119 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3121 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3122 and duplicate declaration of pthread_self.
3124 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3125 Ian Lance Taylor <ian@airs.com>
3128 * calls.c (expand_call): If TARGET is a MEM and some part of the
3129 argument area has been saved, force TARGET to a register.
3131 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3133 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3136 2005-11-13 Jason Merrill <jason@redhat.com>
3139 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3140 lazily declared methods.
3141 (force_decl_die): Stop if forcing out the context already make a
3143 (force_type_die): Likewise.
3145 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3148 * builtins.c (integer_valued_real_p): Add break in
3149 REAL_CST having TREE_OVERFLOW set.
3151 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3153 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3154 addressing modes during calculation of costs.
3156 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3158 * function.c (assign_stack_local_1): Restrict sanity check
3159 on frame size overflow to 32-bit and above platforms.
3161 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3163 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3164 * config/cris/cris.c: Include reload.h.
3165 (cris_initial_elimination_offset): New function.
3166 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3169 2005-11-12 Richard Guenther <rguenther@suse.de>
3171 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3173 2005-11-12 Jan Hubicka <jh@suse.cz>
3175 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3176 to compare against 0 when possible.
3178 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3180 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3181 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3182 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3183 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3186 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3188 * recog.c (constrain_operands) <case 'g'>: For a match, require
3189 that a non-register matches general_operand when strict >= 0.
3191 2005-11-11 Steven Bosscher <stevenb@suse.de>
3193 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3196 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3198 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3199 (memory_address_same): New.
3200 (dse_optimize_stmt): Call memory_address_same.
3202 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3205 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3206 ZERO_EXTEND>: New cases.
3208 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3210 * longlong.h (__clz_tab): Always provide.
3212 2005-11-11 Steven Bosscher <stevenb@suse.de>
3215 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3217 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3218 before check_maybe_invariant.
3219 (move_invariant_reg): Use gen_move_insn instead of replacing
3220 SET_DEST with the temporary for the invariant.
3221 (move_loop_invariants): If checking is enabled, do internal
3222 consistency checks after completing the pass.
3224 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3227 * common.opt (Wvolatile-register-var): New.
3228 * varasm.c (make_decl_rtl): Only emit warning when option
3229 specified. Clarify warning message.
3230 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3232 * doc/md.texi (copysign): Document standard named pattern.
3234 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3236 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3237 bytes when align is 2.
3238 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3239 by the first instruction of the loop.
3241 2005-11-11 Jason Merrill <jason@redhat.com>
3244 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3247 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3249 PR rtl-optimization/22509
3250 * local-alloc.c (memref_used_between_p): Check whether a function call
3251 could not reference the memref.
3253 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3255 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3256 algorithm so as to choose the best, not the worst, alternative.
3257 Reset accumulated register class before processing next alternative.
3259 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3262 * calls.c (expand_call): Copy a return value to a plain register
3265 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3268 * varasm.c (assemble_name): Recompute name only for transparent
3271 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3273 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3275 2005-11-04 Jeff Law <law@redhat.com>
3278 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3279 perform reassociation if the parent statement will not die as
3280 a result of the optimization.
3282 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3284 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3285 delete_old_heap_vars.
3286 * tree-dfa.c (referenced_var_remove): Remove function.
3287 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3288 (delete_tree_ssa): Remove call to delete_old_heapvars.
3289 Add call to delete_alias_heapvars.
3290 * tree-flow.h (referenced_var_remove): Remove prototype
3291 (init_alias_heapvars): New prototype.
3292 (delete_alias_heapvars): Ditto.
3293 * Makefile.in (tree-ssa-structalias.o): Add
3294 gt-tree-ssa-structalias.o
3295 (GTFILES): Add tree-ssa-structalias.h and
3296 tree-ssa-structalias.c.
3297 (s-gtype): Add gt-tree-ssa-structalias.h.
3298 * tree-ssa-structalias.c (heapvars): Remove.
3299 (oldheapvars): Remove.
3300 (heapvar_for_stmt): New variable.
3301 (heapvar_lookup): New function.
3302 (heapvar_insert): Ditto.
3303 (get_constraint_for): See if we have an old heapvar
3305 (init_alias_heapvars): New function.
3306 (delete_alias_heapvars): Ditto.
3307 Add include of gt-tree-ssa-structalias.h.
3309 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3312 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3314 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3316 * tree.c (int_fits_type_p): Only look at the base type
3317 if it has the same precision as the original type.
3319 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3322 * varasm.c (assemble_alias): Use %q+D in the error
3323 message instead of %J and %qD.
3325 2005-11-10 Richard Guenther <rguenther@suse.de>
3327 * gcse.c (free_ldst_entry): Only free hashtable if
3330 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3332 * function.c (assign_stack_local_1): Issue an error message if
3333 the frame size overflows in the signed target arithmetics.
3335 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3337 * tree.c (build_qualified_type): Chain the new type to the original
3338 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3339 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3340 (build_pointer_type_for_mode): Only return unqualified types.
3341 (build_reference_type_for_mode): Likewise.
3343 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3345 * Makefile.in (gnucompare): Do comparison of all files using one of
3346 the chosen methods and only afterwards decide if just warning should
3347 be issued or comparison failure raised.
3349 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3351 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3352 (noce_try_abs): Negate if the comparison is reversed.
3353 Look only one instruction backwards for a REG_EQUAL note.
3355 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3358 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3359 gthr-tpf.h: Define __gthrw. For all identifiers that might
3360 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3361 and prefix all uses with __ghtrw.
3363 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3366 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3367 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3368 * c-common.c (handle_weakref_attribute): New.
3369 (c_common_attribute_table): Add weakref.
3370 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3372 * configure, config.in: Rebuilt.
3373 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3374 * doc/extend.texi: Document weakref attribute.
3375 * varasm.c (ultimate_transparent_alias_target): New
3376 (assemble_name): Use it.
3377 (weak_finish_1): Split out of...
3378 (weak_finish): ... and deal with weakrefs in...
3379 (weakref_targets): ... new list.
3380 (globalize_decl): Clean up weakref_targets.
3381 (do_assemble_alias): Handle weakrefs.
3382 (finish_aliases_1): Do not reject weakrefs to external symbols.
3383 (assemble_alias): Handle weakrefs.
3385 2005-11-09 Richard Guenther <rguenther@suse.de>
3387 PR tree-optimization/24716
3388 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3389 t_bool to track results from follow_ssa_edge.
3391 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3393 * final.c (force_source_line): New global variable.
3394 (final_scan_insn): Set it to true instead of clearing last_filename.
3395 (notice_source_line): Return true if force_source_line is true,
3396 unless source info is absent.
3398 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3401 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3402 a linkage name for a variable if it a register variable.
3403 * c-decl.c (grokdeclarator): Global register variables
3404 should be set as PUBLIC.
3406 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3409 * config/s390/s390.c (struct s390_frame_layout): New fields
3410 first_save_gpr_slot and last_save_gpr_slot.
3411 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3412 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3413 first_save_gpr and last_save_gpr with the _slot variants.
3414 (s390_register_info): Calculate first_save_gpr_slot and
3415 last_save_gpr_slot using regs_ever_live.
3417 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3420 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3421 for a function containing a landing pad.
3423 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3426 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3429 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3431 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3432 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3434 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3437 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3439 (call,load,store): New insn types.
3440 (mem_access, branch_access): Adjust reservation conditions.
3441 (define_delay): Adjust condition.
3442 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3444 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3445 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3447 (call_internal, call_value_internal, return_internal,
3448 return_interrupt_internal, eh_return_internal, indirect_jump,
3449 tablejump): Set call insn type.
3450 (blockage, ei, di): Use appropriate unspec const.
3451 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3452 (ms1_get_attr_type): Adjust to give load & store types.
3453 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3454 backwards past a barrier.
3455 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3457 (struct branch_info, struct label_info): New.
3459 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3460 (ms1_machine_reorg): New.
3461 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3462 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3463 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3464 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3467 2005-11-09 Per Bothner <per@bothner.com>
3468 Uros Bizjak <uros@kss-loka.si>
3471 * toplev.c (process_options): Initialize debug_hooks early
3472 in case lang_hooks.post_options ends up calling a debug_hook.
3474 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3476 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3477 DBX_REGISTER_NUMBER being contiguous.
3479 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3480 Diego Novillo <dnovillo@redhat.com>
3483 * tree-vrp.c (register_edge_assert_for): Do not register
3484 always-false predicates.
3486 2005-11-08 Devang Patel <dpatel@apple.com>
3488 PR tree-optimization/23115
3489 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3492 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3494 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3497 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3499 Fix PR tree-optimization/23382
3501 * tree-ssa-alias.c (compute_may_aliases): Call
3502 delete_old_heap_vars.
3503 * tree-dfa.c (referenced_var_remove): New function.
3504 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3505 * tree-flow.h (referenced_var_remove): Add prototype.
3506 (delete_old_heap_vars): Ditto.
3507 * tree-ssa-structalias.c (heapvars): New variable.
3508 (oldheapvars): Ditto.
3509 (get_constraint_for): Put heap vars on heapvars list.
3510 (delete_old_heap_vars): New function.
3512 2005-11-08 Jason Merrill <jason@redhat.com>
3514 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3516 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3519 * reg-stack.c (reg_to_stack): Update register liveness also
3520 for flag_sched2_use_traces.
3522 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3525 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3526 override prior explicit -mno-powerpc-gfxopt.
3528 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3530 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3531 if the bitsize is zero.
3532 * doc/md.texi (Standard Pattern Names): Document it.
3534 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3535 (TARGET_PASS_BY_REFERENCE): Likewise.
3537 2005-11-07 Ian Lance Taylor <ian@airs.com>
3539 PR rtl-optimization/24683
3540 * config/i386/i386.c (legitimize_pic_address): If constant operand
3541 to PLUS is too large, put it in a register.
3543 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3545 * configure.ac: Enable checking assembler dwarf2 support for bfin
3547 * configure: Regenerate.
3549 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3553 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3554 gen_easy_vector_constant_add_self): Delete.
3555 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3557 (output_vec_const_move): Use gen_easy_altivec_constant.
3558 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3559 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3560 (easy_vector_constant_add_self): Rewritten.
3561 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3562 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3563 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3564 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3565 Macroize and adjust for the other changes.
3567 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3571 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3572 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3574 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3576 PR rtl-optimization/23567
3577 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3578 (noce_process_if_block): Don't do any optimizations except
3579 if (cond) x = x; if !set_b and write into orig_x may trap
3580 or fault. Remove the MEM_READONLY_P check.
3582 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3585 * tree-vrp.c (fix_equivalence_set): New.
3586 (extract_range_from_assert): Call it.
3588 2005-11-05 Ian Lance Taylor <ian@airs.com>
3591 * combine.c (apply_distributive_law): Don't distribute across a
3594 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3596 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3597 config/ms1/ms1.h, config/rs6000/predicates.md,
3598 config/s390/s390.c, params.def, postreload-gcse.c,
3599 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3600 tree-vrp.c, tree.c: Fix comment typos.
3601 * doc/invoke.texi: Fix typos.
3603 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3605 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3606 for testing whether the data_dependence_relation contains distance
3607 vectors. Iterate over all distance vectors of the ddr.
3608 * lambda.h: Define a vec of lambda_vector pointers.
3609 * tree-data-ref.c (dump_data_dependence_relation,
3610 dump_data_dependence_direction): Iterate over all distance and
3611 direction vectors of the ddr.
3612 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3614 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3615 of distance/direction vectors instead of a single one.
3616 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3617 lambda_vectors with a vec of lambda_vectors.
3618 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3619 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3620 DDR_NUM_DIST_VECTS): New.
3621 * tree-loop-linear.c (gather_interchange_stats): Test for the
3622 existence of distance vectors only after having checked that there
3623 is a dependence. Iterate over all distance vectors of the ddr.
3624 (linear_transform_loops): Use dump_data_dependence_relation.
3625 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3626 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3627 distance vectors of the ddr.
3629 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3631 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3632 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3633 IS_INTHANDLER; all callers changed.
3634 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3636 (do_link, do_unlink): New argument ALL; all callers changed.
3637 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3638 If function isn't leaf, save and restore all registers.
3639 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3642 2005-11-05 Jan Hubicka <jh@suse.cz>
3644 PR rtl-optimization/23490
3645 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3646 max-flow-memory-location): Document.
3647 * flow.c: Include params.h
3648 (MAX_MEM_SET_LIST_LEN): Kill.
3649 (add_to_mem_set_list): Use new param.
3650 * cse.c (cse_basic_block): Replace 1000 by new param.
3651 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3652 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3653 * predict.c (predict_loops): Use new param.
3654 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3656 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3657 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3658 Do not hold memory returned by cgraph_node_name across other call.
3660 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3663 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3666 2005-11-04 Jeff Law <law@redhat.com>
3669 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3670 * tree-ssa-dom.c: Include params.h.
3671 (thread_across_edge): If there are too many statements in the
3672 target block, then do not thread through it.
3673 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3674 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3676 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3679 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3680 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3682 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3685 * tree-scalar-evolution.c (instantiate_parameters_1,
3686 instantiate_parameters, resolve_mixers): Compute the size of an
3687 expression to be instantiated and give up the instantiation if the
3688 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3690 2005-11-04 Richard Guenther <rguenther@suse.de>
3692 * tree-flow.h (ref_contains_indirect_ref): Rename to
3693 array_ref_contains_indirect_ref.
3694 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3695 (array_ref_contains_indirect_ref): Make comment match the code
3697 (ref_contains_array_ref): Likewise.
3698 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3699 ref_contains_indirect_ref.
3700 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3701 Rename calls to ref_contains_indirect_ref.
3703 2005-11-04 Paul Brook <paul@codesourcery.com>
3705 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3706 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3707 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3708 * config/arm/arm.md: Use match_operand in peephole input templates
3709 and match_dup in peephole output templates.
3711 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3713 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3716 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3717 Daniel Jacobowitz <dan@codesourcery.com>
3719 * longlong.h (add_ssaaaa): Clobber condition code register
3721 (sub_ddmmss): Likewise.
3722 (umul_ppmm): Likewise.
3724 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3725 Paul Brook <paul@codesourcery.com>
3726 Phil Blundell <pb@reciva.com>
3728 * configure.ac: Add test for ARM TLS support.
3729 * configure: Regenerated.
3730 * config/arm/arm-protos.h (legitimize_tls_address)
3731 (arm_tls_referenced_p, tls_mentioned_p)
3732 (arm_output_addr_const_extra): New prototypes.
3733 (thumb_legitimize_pic_address): Delete.
3734 * config/arm/arm.c: Include "gt-arm.h".
3735 (enum tls_reloc): New.
3736 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3737 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3738 (arm_call_tls_get_addr, legitimize_tls_address)
3739 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3740 (arm_init_tls_builtins, arm_emit_tls_decoration)
3741 (arm_output_addr_const_extra): New functions.
3742 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3743 (TARGET_HAVE_TLS): Define.
3744 (target_thread_pointer): New.
3745 (arm_override_options): Handle -mtp=.
3746 (legitimize_pic_address): Ignore UNSPECs.
3747 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3749 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3750 (tls_get_addr_libfunc): New variable.
3751 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3752 (arm_init_builtins): Call arm_init_tls_builtins.
3753 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3754 (arm_encode_section_info): Call default_encode_section_info.
3755 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3756 (enum arm_tp_type): New.
3757 (target_thread_pointer): Add declaration.
3758 (LEGITIMATE_CONSTANT_P): Handle TLS.
3759 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3760 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3761 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3762 * config/arm/arm.md: Add UNSPEC_TLS.
3763 (movsi): Handle TLS.
3764 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3766 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3767 (load_tp_hard, load_tp_soft): New insns.
3768 * arm.opt: Add -mtp=.
3769 * doc/invoke.texi (ARM Options): Document -mtp.
3771 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3773 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3774 * config/arm/libunwind.S: Include "lib1funcs.asm".
3775 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3776 (LIB2ADDEH): Add libunwind.S.
3777 (LIB2ADDEHDEP): Add lib1funcs.asm.
3778 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3780 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3783 * gcc/c.opt: Add a -lang-fortran option.
3784 * gcc/c-opts.c: Add a lang_fortran flag.
3785 (c_common_init_options): Handling the -lang-fortran option.
3786 (c_common_handle_option): Add a case for Fortran options in
3787 preprocessing. Remove cases for -ffixed-form and
3788 -ffixed-line-length. Add a case for -lang-fortran.
3790 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3792 * config/rs6000/rs6000.c: Include params.h
3793 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3794 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3795 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3796 (UNSPEC_VPKUWSS): Delete.
3797 (altivec_vpkuhss): Delete.
3798 (altivec_vpkuwss): Delete.
3799 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3801 (neg_eq0<mode>): Remove final condition.
3802 (neg_eq<mode>): Remove condition and split-condition.
3804 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3806 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3807 Use associated print macros.
3809 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3812 * diagnostic.c (diagnostic_set_info_translated): New function.
3813 (diagnostic_set_info): Use it. Add comment.
3814 * diagnostic.h (diagnostic_set_info_translated): Declare.
3816 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3818 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3819 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3820 reference only if 'public' is true.
3821 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3822 emit the .hidden directive only if the indirect reference is public.
3823 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3824 Pass it to dw2_force_const_mem.
3825 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3826 * dwarf2out.c (output_cfi): Adjust calls to above function.
3827 (output_call_frame_info): Likewise.
3828 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3829 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3831 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3833 PR tree-optimization/24483
3834 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3835 field to elts if possible.
3837 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3840 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3843 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3845 Fix PR tree-optimization/24351
3847 * tree-ssa-structalias.c (struct variable_info): Add
3849 (get_varinfo_fc): New function to follow collapsing.
3850 (new_var_info): Set collapsed_to to NULL.
3851 (dump_constraint): Follow collapsing.
3852 (build_constraint_graph): Handle collapsing.
3853 (do_simple_structure_copy): Return false if something bad
3855 (collapse_rest_of_var): New function.
3856 (do_structure_copy): Collapse if do_simple_structure_copy returns
3859 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3862 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3863 expressions to a statement list instead of gimplifying them.
3865 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3867 PR rtl-optimization/23585
3868 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3869 that can't trap plus a constant integer, if the mode has zero size.
3871 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3874 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3876 ("*insv<mode>_reg_extimm"): Likewise.
3878 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3881 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3882 c_common_type_for_mode returns an unnamed type.
3884 2005-11-02 Richard Henderson <rth@redhat.com>
3888 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3889 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3890 * function.c (assign_parms): Use calls.internal_arg_pointer.
3891 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3893 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3894 (TARGET_CALLS): Add it.
3895 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3896 * targhooks.c (default_internal_arg_pointer): New.
3897 * targhooks.h (default_internal_arg_pointer): Declare.
3898 * tree.h (dwarf2out_reg_save_reg): Declare.
3899 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3900 * config/i386/i386.c (dbx_register_map): Add return column.
3901 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3902 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3903 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3904 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3905 (ix86_save_reg): Save force_align_arg_pointer.
3906 (ix86_emit_save_regs): Make regno unsigned.
3907 (ix86_emit_save_regs_using_mov): Likewise.
3908 (ix86_expand_prologue): Handle force_align_arg_pointer.
3909 (ix86_expand_epilogue): Likewise.
3910 * config/i386/i386.h: (dbx_register_map): Update.
3911 (dbx64_register_map, svr4_dbx_register_map): Update.
3912 (struct machine_function): Add force_align_arg_pointer.
3913 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3914 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3915 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3917 2005-11-02 Jan Hubicka <jh@suse.cz>
3920 * i386.md: Add peep2 for simplyfing array accesses.
3922 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3925 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3926 * config/s390/s390.c (s390_decompose_shift_count): New function.
3927 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3928 (print_shift_count_operand): Use s390_decompose_shift_count.
3929 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3930 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3932 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3935 * loop.c (loop_givs_rescan): Use force_operand to expand
3938 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3941 * fold-const.c (build_range_check): Use unsigned when signed
3942 overflow is undefined also. If etype is subtype, make sure that
3943 the subtraction is in the supertype.
3945 2005-11-02 Richard Henderson <rth@redhat.com>
3948 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3951 2005-11-01 Richard Henderson <rth@redhat.com>
3954 * loop.c (scan_loop): Do not propagate computations to a hard
3955 register destination with SMALL_REGISTER_CLASSES.
3957 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3959 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3960 costs for MULT inside PLUS or MINUS.
3962 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3964 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3965 (TRAMPOLINE_SIZE): Round up to 60.
3966 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3968 2005-10-31 James E. Wilson <wilson@specifix.com>
3971 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3972 ifdef. Put ifdefs around call in gen_subprogram_die.
3973 (compute_frame_pointer_to_cfa_displacement): Likewise.
3974 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3977 PR rtl-optimization/17356
3978 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3979 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3981 2005-10-31 Jan Hubicka <jh@suse.cz>
3984 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3987 * i386.c (legitimize_pic_address): Deal with large immediates.
3990 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3991 from symbol names while computing checkup.
3994 * predict.c (predict_loops): Do not estimate more than
3995 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3996 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3998 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4000 PR tree-optimization/19097
4001 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4003 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4005 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4007 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4010 * tree-inline.c (setup_one_parameter): If the init_stmt
4011 is NULL, don't insert the statement.
4013 2005-10-30 Jan Hubicka <jh@suse.cz>
4015 PR tree-optimization/24172
4016 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4018 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4020 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4021 constants for hosts with long != 32 bits.
4023 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4026 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4028 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4030 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4031 (TARGET_MS1_16_002): New.
4032 (TARGET_MS1_16_003): New.
4034 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4035 ("*decrement_and_branch_until_zero_no_clobber"): New.
4036 Add corresponding splitter for decrement_and_branch_until_zero
4038 Key all decrement_and_branch_until_zero patterns off of
4041 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4044 * tree-complex.c (extract_component): Treat RESULT_DECL
4045 like the rest of the decls.
4047 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4049 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4050 indirect call to _mcount if the function needs a static chain.
4052 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4053 Caroline Tice <ctice@apple.com>
4055 PR rtl-optimization/24460
4056 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4057 (dwarf2out_switch_text_section): Set it to true instead of
4058 incrementing separate_line_info_table_in_use.
4059 (output_loc_list): Additionally test have_switched_text_sections.
4060 (output_ranges): Likewise.
4061 (dwarf2out_finish): Likewise.
4062 * varasm.c (assemble_start_function): Do not call
4063 insert_section_boundary_note.
4064 (assemble_end_function): If flag_reorder_blocks_and_partition,
4065 switch to the function's section before emitting the .size directive.
4066 * bb-reorder.c (insert_section_boundary_note): Staticify.
4067 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4068 * output.h (insert_section_boundary_note): Delete.
4070 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4073 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4074 instead of pointer equality when comparing types.
4076 2005-10-24 James E. Wilson <wilson@specifix.com>
4078 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4079 add_dependence_list_and_free calls.
4081 2005-10-24 Steven Bosscher <stevenb@suse.de>
4083 * contrib.texi: Add the names of the LLNL folks who donated
4084 Cray pointer support for gfortran.
4086 2005-10-24 Steven Bosscher <stevenb@suse.de>
4088 PR tree-optimization/24225
4089 * profile.c (branch_prob): Look from end to start through a
4090 basic block when looking for a locus.
4092 2005-10-24 Richard Henderson <rth@redhat.com>
4094 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4096 (hppa_expand_prologue): Likewise.
4098 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4100 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4101 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4102 * pa.h (NO_PROFILE_COUNTERS): Define.
4103 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4104 (funcdef_nos): New vector to hold label numbers of deferred profile
4106 (output_deferred_profile_counters): New function.
4107 (hppa_profile_hook): Push label number onto funcdef_nos.
4108 (pa_hpux_file_end): Call output_deferred_profile_counters if
4109 NO_DEFERRED_PROFILE_COUNTERS is false.
4111 * pa-protos.h (get_deferred_plabel): New prototype.
4112 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4114 (output_call): Adjust calls.
4116 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4118 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4119 peculiarity of GOT/TOC section usage.
4121 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4124 * c-common.c (constant_string_class_name): Add documentation.
4126 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4129 * recog.c (peephole2_optimize): Increment peep2_current_count
4130 only when the slot is empty.
4132 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4135 * except.c (output_function_exception_table): Call
4136 assemble_external_libcall if we need a personality function.
4138 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4140 PR rtl-optimization/24460
4141 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4142 set the basic block for barriers.
4144 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4146 * var-tracking.c (vt_initialize): Initialize post.
4148 2005-10-21 Devang Patel <dpatel@apple.com>
4151 * c-common.c (vector_types_convertible_p): Check vector element type.
4153 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4155 * config/sh/sh.c (prepare_move_operands): Handle the address
4156 constant which is a tls symbolic address plus a constant.
4158 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4161 * gcc.c (main): Use the correct counter for erroring out
4162 about mulitple files.
4164 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4167 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4168 use r2 for 64-bit tls .got access.
4170 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4172 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4175 2005-10-20 Steven Bosscher <stevenb@suse.de>
4177 PR tree-optimization/24307
4178 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4180 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4183 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4185 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4186 is ready, stop marking functions, but still mark variables.
4188 2005-10-20 Richard Guenther <rguenther@suse.de>
4191 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4194 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4196 PR rtl-optimization/23585
4197 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4198 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4199 (may_trap_p_1): New predicate extracted from...
4200 (may_trap_p): ... here. Invoke may_trap_p_1.
4201 (may_trap_or_fault_p): New predicate.
4202 * rtl.h (may_trap_or_fault_p): Declare it.
4203 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4204 instead of may_trap_p.
4205 (steal_delay_list_from_fallthrough): Likewise.
4206 (fill_simple_delay_slots): Likewise.
4207 (fill_slots_from_thread): Likewise.
4208 * function.c (pad_to_arg_alignment): Rework comment about
4209 SPARC_STACK_BOUNDARY_HACK.
4210 * config/sparc/sparc.h: Likewise.
4212 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4214 * config/s390/s390.c (s390_expand_insv): New.
4215 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4216 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4217 ("icm_hi"): Remove mode attribute.
4218 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4220 ("*extracthi", "*extractqi"): Remove.
4221 (extv<mode>", "*extzv<mode>"): New.
4222 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4223 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4225 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4227 * cfgexpand.c (discover_nonconstant_array_refs_r,
4228 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4229 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4230 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4231 discover_nonconstant_array_refs.
4233 2005-10-19 Steven Bosscher <stevenb@suse.de>
4236 * c-decl.c (pop_scope): Don't warn about an unused variable
4237 if it is marked with TREE_NO_WARNING.
4238 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4239 somenow mismatch and olddecl is to be replaced.
4241 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4244 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4245 whether registers live on the edge can be saved/restored.
4247 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4249 * config/sh/sh.c (fixup_mova): Skip notes.
4251 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4253 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4254 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4255 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4256 (s390_initial_elimination_offset): Likewise.
4257 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4258 register on TARGET_ZARCH targets.
4259 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4260 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4261 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4262 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4264 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4266 * config/s390/s390.md: Comment describing output modifiers updated.
4267 * config/s390/s390.c (print_operand): Likewise.
4269 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4271 * config/s390/s390.c (override_options): Added check for -mstack-size
4273 * doc/invoke.texi: Mention that limit in the documenation.
4275 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4278 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4280 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4282 Fix PR tree-optimization/24231
4284 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4285 (compute_avail): Ditto.
4287 2005-10-18 Richard Henderson <rth@redhat.com>
4290 * config/i386/i386.c (legitimate_constant_p): Check
4291 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4293 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4294 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4295 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4297 (print_operand_address): Likewise.
4298 * config/i386/predicates.md (x86_64_immediate_operand): Test
4299 SYMBOL_REF_TLS_MODEL properly inside CONST.
4300 (x86_64_zext_immediate_operand): Likewise.
4301 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4302 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4303 * config/i386/i386-protos.h: Remove predicates.md entries.
4305 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4307 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4308 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4310 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4311 Ian Lance Taylor <ian@airs.com>
4314 * fold-const.c (fold_widened_comparison): Do not allow range based
4315 constant folding when right operand cannot be unwidened.
4317 2005-10-17 Richard Henderson <rth@redhat.com>
4319 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4320 with a memory clobber.
4322 2005-10-17 James E Wilson <wilson@specifix.com>
4324 PR rtl-optimization/17356
4325 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4326 checking for EDGE_EH.
4328 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4330 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4331 the slot on an even boundary for any type with 16-byte alignment.
4333 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4336 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4337 after register allocation.
4339 2005-10-17 DJ Delorie <dj@redhat.com>
4341 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4344 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4347 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4350 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4352 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4353 to 2 if it's already non-zero.
4354 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4355 is set and warn about it if flag_schedule_insns is 1.
4357 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4359 * config/crx/crx.md: Compare-and-branch instructions need to
4362 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4365 * config/i386/i386.md (*pushdi2_rex64 splitter)
4366 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4367 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4368 flow2 pass only when (optimize > 0 && flag_peephole2).
4370 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4373 * gcc.c (have_c): New static variable.
4375 (process_command): Remove declation of have_c.
4376 Set have_o to 1 when handling -o.
4377 (main): Add a fatel error if there are multiple
4378 files specified and -o and -c/-S is passed witout
4379 -combine or multiple languages.
4381 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4383 Fix PR tree-optimization/22444
4384 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4385 Assert that we don't hit something with subvars.
4386 (setup_pointers_and_addressables): Don't add things with subvars,
4387 because we'll already process the subvars for aliasing purposes.
4389 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4392 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4393 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4394 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4395 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4396 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4397 swapped, alternatives for the R constraint.
4400 * builtins.c (get_builtin_sync_mode): Make unlimited
4401 mode_for_size request.
4403 2005-10-15 Richard Henderson <rth@redhat.com>
4405 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4406 (gimplify_expr): ... here.
4407 (gimplify_compound_lval): Use it in initial scan loop. Allow
4408 fb_lvalue in base expression.
4410 2005-10-15 Richard Henderson <rth@redhat.com>
4413 * builtins.c (expand_builtin_trap): Export.
4414 * expr.h (expand_builtin_trap): Declare.
4415 * expr.c (expand_assignment): Emit a trap for integral offsets
4416 from registers that weren't reduced to bitpos.
4418 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4419 (mark_array_ref_addressable): Remove.
4420 * tree-flow.h (mark_array_ref_addressable): Remove.
4421 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4423 2005-10-15 James E Wilson <wilson@specifix.com>
4426 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4427 (add_dependence_list_and_free): Likewise.
4428 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4431 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4435 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4436 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4438 (vrp_visit_phi_node): Only prevent infinite iterations when
4439 the previous result and the new result are both VR_RANGEs.
4441 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4443 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4446 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4449 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4452 2005-10-14 Per Bothner <per@bothner.com>
4454 PR preprocessor/21250
4455 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4457 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4460 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4461 overflow flags. Refactor some conditionals.
4463 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4466 * tree-dfa.c (add_referenced_var): Only look at decls which
4467 have TREE_CONSTANT or TREE_READONLY set instead of if
4468 !TREE_PUBLIC or !TREE_CONSTANT.
4470 2005-10-13 James E Wilson <wilson@specifix.com>
4472 * doc/invoke.texi: For -x, add f95-cpp-input.
4473 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4475 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4477 PR tree-optimization/24262
4478 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4479 in loop all the time.
4481 2005-10-12 Richard Henderson <rth@redhat.com>
4484 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4485 * function.c (assign_parm_find_data_types): Don't support it.
4486 * print-tree.c (print_node): Likewise.
4487 * c-common.c (handle_transparent_union_attribute): Likewise.
4488 Use build_duplicate_type.
4489 * tree-inline.c (remap_type_1): Split out of remap_type;
4490 properly remap aggregate fields.
4491 (build_duplicate_type): New.
4492 * doc/extend.texi (Variable Attributes): Remove documentation
4493 for transparent_union.
4495 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4498 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4499 (gen_stack_pointer_dec): Likewise.
4501 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4505 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4507 (struct cxx): Add adjust_class_at_definition target hook.
4508 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4509 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4510 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4511 hook_void_tree. Add to TARGET_CXX.
4512 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4514 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4515 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4516 instead of attribute. Check for dllexport override. Warn if
4517 inconsistent dll linkage. Don't lose old dllimport if decl has
4518 had address referenced. Tweak lookup of dllimport atribute.
4519 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4520 for target specific rules. Don't add dllimport attribute if
4521 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4522 dllimport attribute.
4523 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4524 * varasm.c (initializer_constant_valid_p): Replace
4525 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4529 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4530 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4531 (i[34567]86-*-mingw32*): Likewise.
4533 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4534 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4536 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4537 C++-specific code. Change return value to bool.
4538 (i386_pe_dllimport_p): Likewise.
4539 (associated_type): Simplify and make language-independent
4540 (i386_pe_encode_section_info): Replace override of ambiguous
4541 dllimport symbol refs with a gcc_assert.
4542 (i386_pe_valid_dllimport_attribute_p): Define.
4543 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4544 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4545 i386_pe_adjust_class_at_definition.
4546 * config/i386/winnt-stubs.c: New file. Define stub versions of
4547 lang-specific functions.
4548 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4549 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4550 i386_pe_adjust_class_at_definition.
4551 (i386_pe_valid_dllimport_attribute_p): Declare.
4552 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4553 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4554 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4557 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4558 dllimport attribute with test of DECL_DLLIMPORT_P.
4560 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4562 * combine.c (make_extraction): Correct offset computation.
4564 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4566 * config/cris/t-linux (LIMITS_H_TEST): Define.
4568 2005-10-12 Richard Henderson <rth@redhat.com>
4571 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4573 2005-10-12 Richard Guenther <rguenther@suse.de>
4575 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4577 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4580 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4581 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4584 2005-10-12 Richard Guenther <rguenther@suse.de>
4587 * varasm.c (output_constant): Correct typo from previous
4590 2005-10-11 Ian Lance Taylor <ian@airs.com>
4592 PR rtl-optimization/13931
4593 * combine.c: Revert patch of 2003-05-14, and:
4594 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4595 completely killed in the appropriate insn.
4596 (distribute_notes): Don't skip multiple hard register test for
4597 elim_i1 and elim_i2.
4599 2005-10-11 Richard Henderson <rth@redhat.com>
4602 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4603 to initialize a transparent union instead of a nop_expr.
4605 2005-10-11 Richard Henderson <rth@redhat.com>
4607 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4608 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4609 (tree_ssa_dce_loop): Call scev_reset.
4612 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4613 * tree-ssa-dce.c: Include cfgloop.h.
4614 (tree_ssa_dce_loop, pass_dce_loop): New.
4615 * tree-pass.h (pass_dce_loop): Declare it.
4616 * passes.c (init_optimization_passes): Use it.
4618 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4621 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4622 Only apply the optimization for rounding builtins if the inner
4623 cast is also an extension.
4625 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4628 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4629 mark_new_vars_to_rename instead of update_stmt.
4631 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4633 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4635 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4637 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4638 for setting MMX register to 0 rather than mmx.
4640 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4643 * configure.ac: Move gas check from mips specific case to common case.
4644 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4645 * configure: Regenerate
4646 * doc/install.texi: Update.
4648 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4651 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4653 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4655 * gcc.c (do_spec_1): Accept numeric characters in file name
4658 2005-10-10 Nick Clifton <nickc@redhat.com>
4660 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4661 describing the deleted arm_gen_rotated_half_load function.
4663 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4665 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4668 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4670 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4672 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4673 (EXTRA_MULTILIB_PARTS): Define.
4674 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4675 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4676 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4677 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4678 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4679 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4681 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4683 PR tree-optimization/24226
4684 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4685 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4686 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4689 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4691 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4693 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4696 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4697 Rewrite for no need for the early clobber.
4699 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4701 Merge from csl-arm-branch:
4702 2005-09-07 Paul Brook <paul@codesourcery.com>
4703 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4706 2005-04-30 Paul Brook <paul@codesourcery.com>
4707 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4708 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4710 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4711 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4712 (arm_override_options): Use TARGET_AAPCS_BASED.
4713 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4714 (PTRDIFF_TYPE): Use int for AAPCS.
4715 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4716 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4717 (DEFAULT_SHORT_ENUMS): Delete.
4718 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4720 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4721 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4722 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4723 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4725 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4726 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4728 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4729 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4731 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4732 * config.gcc (arm*-*-linux-gnueabi): Add it.
4733 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4735 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4736 * config/arm/linux-eabi.h: New file.
4737 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4738 (LINUX_TARET_LINK_SPEC): Likewise.
4739 (LINK_SPEC): Use it.
4740 * config/arm/t-linux-eabi: New file.
4742 2005-10-08 Steven Bosscher <stevenb@suse.de>
4745 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4747 (PARAM_SMS_DFA_HISTORY): Likewise.
4749 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4752 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4753 (load_register_parameters): Call it.
4754 (check_sibcall_argument_overlap_1): Likewise.
4755 (store_one_arg): Likewise.
4757 2005-10-07 James E. Wilson <wilson@specifix.com>
4759 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4760 DImode not VECINT24 for operand 2.
4763 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4767 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4768 fr_spill): Use destination_operand for operand 0.
4770 2005-10-07 DJ Delorie <dj@redhat.com>
4772 * varasm.c (output_constant): Limit error to expanding
4775 2005-10-07 Richard Guenther <rguenther@suse.de>
4778 * fold-const.c (fold_binary): Fix operand types during folding
4779 of X op (A, Y). Evaluation order of the side-effects of
4780 X and A are frontend-defined, so ensure we honour that even for
4781 tcc_comparison class operands; eased by removing duplicate code.
4783 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4785 * stor-layout.c (layout_type): Do not allow alignment of array
4786 elements to be greater than their size.
4788 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4790 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4792 (hppa*-*-linux*): Ditto.
4793 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4794 * config/host-hpux.c: New.
4795 * config/x-hpux: New.
4796 * config/pa/x-hpux: Remove.
4797 * config/pa/x-linux: Remove.
4798 * config/pa/pa-host.c: Remove.
4800 2005-10-07 Jeff Law <law@redhat.com>
4802 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4803 determine whether or not to try and thread outgoing edges.
4805 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4807 * config/rs6000/rs6000.md (eqsi_power): New.
4808 (neg_eq0si): Add TARGET_POWER to final condition.
4811 2005-10-06 Richard Henderson <rth@redhat.com>
4813 * config/rs6000/rs6000.c: Revert last change.
4815 2005-10-06 Richard Henderson <rth@redhat.com>
4817 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4818 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4820 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4824 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4825 out return_label and naked_return_label.
4827 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4829 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4832 2005-10-06 Richard Henderson <rth@redhat.com>
4835 * tree-inline.c (declare_return_variable): Handle modify_dest not
4838 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4840 Fix PR tree-optimization/22488
4841 * tree-ssa-structalias.c (check_for_overlaps): New function.
4842 (create_variable_info_for): Use it.
4844 2005-10-06 Richard Henderson <rth@redhat.com>
4847 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4848 (dwarf2out_start_source_file): Print it.
4850 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4852 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4854 2005-10-06 Richard Henderson <rth@redhat.com>
4857 * mode-switching.c (optimize_mode_switching): Clear transp bit
4858 for block with incomming abnormal edges.
4860 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4861 (fpscr_set_from_mem): Use them.
4862 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4863 (fpscr postinc splitters): Rewrite as peephole2+split.
4865 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4867 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4868 (eq<mode>_compare): Same.
4870 2005-10-06 Richard Guenther <rguenther@suse.de>
4872 PR tree-optimization/24238
4873 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4875 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4877 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4878 here. Use AC_PATH_PROG for environment variables instead of
4880 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4882 * configure: Regenerated.
4884 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4887 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4888 then force it into a register.
4889 (call_value): Likewise.
4891 2005-10-06 Richard Henderson <rth@redhat.com>
4894 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4895 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4896 under pass_vectorize.
4898 2005-10-05 Devang Patel <dpatel@apple.com>
4901 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4902 handling constants. Check NAMESPACE_DECL context for constants.
4904 2005-10-05 Eric Christopher <echristo@apple.com>
4906 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4908 2005-10-05 Richard Henderson <rth@redhat.com>
4911 * tree-cfg.c (mark_array_ref_addressable_1): New.
4912 (mark_array_ref_addressable): New.
4913 * tree-flow.h (mark_array_ref_addressable): Declare.
4914 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4916 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4920 * reload.c (subst_reloads): When adding a REG_LABEL to a
4921 jump instruction, also update JUMP_LABEL.
4923 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4925 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4926 * bb-reorder.c (copy_bb_p): Use it.
4927 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4929 2005-10-05 Richard Henderson <rth@redhat.com>
4932 * toplev.c (process_options): Warn about unsupported combinations
4933 of unwind tables and omit-frame-pointer.
4934 * config/i386/i386.c (override_options): Similarly. Enable
4935 accumulate-outgoing-args if not explicitly disabled.
4937 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4939 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4940 Handle big endian vs. small endian.
4941 (vec_initv2sf): Handle big endian vs. small endian.
4942 (*vec_extractv2sf_1): Ditto.
4944 2005-10-05 Dale Johannesen <dalej@apple.com>
4946 * convert.c (convert_to_real): Don't convert
4947 (float)floor(double d) to floorf((float)d).
4949 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4951 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4953 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4955 PR tree-optimization/18587
4956 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4957 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4958 build_vuses): Change to VEC type.
4959 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4960 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4961 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4962 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4963 (get_name_decl): New. Return DECL_UID of base variable.
4964 (operand_build_cmp): New. qsort comparison routine.
4965 (operand_build_sort_virtual): New. Sort virtual build vector.
4966 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4967 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4968 (FINALIZE_BASE): Use get_name_decl.
4969 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4970 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4971 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4972 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4973 direct VEC_* manipulations.
4974 (build_ssa_operands): Call operand_build_sort_virtual.
4975 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4976 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4977 with direct VEC_* manipulations.
4978 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4979 with direct VEC manipulations.
4981 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4983 PR tree-optimization/21419
4984 PR tree-optimization/24146
4985 PR tree-optimization/24151
4987 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4988 (build_asm_expr): Call it if outputs are read-only.
4989 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4991 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4992 Paolo Bonzini <bonzini@gnu.org>
4996 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4997 enable the instructions and not just the built-ins.
4998 * doc/invoke.texi (x86 Options): Likewise.
5000 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5002 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5004 * doc/invoke.texi (Option Summary): Correct spelling
5005 of -mmacosx-version-min.
5007 2005-10-04 Devang Patel <dpatel@apple.com>
5009 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5012 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5014 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5015 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5017 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5019 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5020 ("TE","tg"): New mode attributes.
5021 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5022 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5023 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5024 dword_mode and one for GPRmode.
5026 2005-10-04 Ian Lance Taylor <ian@airs.com>
5028 PR preprocessor/13726
5029 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5030 any comments passed in.
5032 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5034 * tree.c (annotate_with_file_line): Fix typo.
5036 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5039 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5040 type used to access data in the inlined length == 1 case, use
5041 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5042 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5044 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5046 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5047 TARGET_SSE3 and only for TARGET_80387.
5048 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5049 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5050 Do not depend on TARGET_80387.
5052 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5054 * tree.c (last_annotated_node): Change type to location_t*.
5055 (annotate_with_file_line): Reflect the change of
5056 last_annotated_node type.
5058 2005-10-04 Richard Guenther <rguenther@suse.de>
5061 * c-decl.c (grokdeclarator): Don't write to fields
5064 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5067 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5069 * varasm.c (make_decl_rtl): If a register variable does not
5070 have a set user assmbler name, error out.
5071 Decode the asmspec is now name+1 bypassing '*'.
5073 2005-10-04 Steven Bosscher <stevenb@suse.de>
5075 PR tree-optimization/23049
5076 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5077 of a COND_EXPR is folded before calling fold on the whole rhs of a
5078 conditional assignment.
5079 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5080 document that a COND_EXPR may appear there.
5082 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5085 * tree-vrp.c (extract_range_from_assert): If the new numeric
5086 range created out of the assertion contradicts the existing
5087 numeric range of the ASSERT_EXPR variable, make the new range
5090 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5092 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5093 from T_REGS to FP register class.
5095 2005-10-03 Richard Henderson <rth@redhat.com>
5098 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5099 before creating a new one.
5101 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5103 * config/rs6000/t-aix43 (LDFLAGS): New.
5104 * config/rs6000/t-aix52 (LDFLAGS): New.
5106 2005-10-03 Ian Lance Taylor <ian@airs.com>
5108 * gimplify.c (find_single_pointer_decl_1): New static function.
5109 (find_single_pointer_decl): New static function.
5110 (internal_get_tmp_var): For a formal variable, set restrict base
5111 information if appropriate.
5112 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5114 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5115 (DECL_GET_RESTRICT_BASE): Define.
5116 (SET_DECL_RESTRICT_BASE): Define.
5117 (decl_restrict_base_lookup): Declare.
5118 (decl_restrict_base_insert): Declare.
5119 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5120 * tree.c (restrict_base_for_decl): New static variable.
5121 (init_ttree): Initialize restrict_base_for_decl.
5122 (copy_node_stat): Copy restrict base information.
5123 (decl_restrict_base_lookup): New function.
5124 (decl_restrict_base_insert): New function.
5125 (print_restrict_base_statistics): New static function.
5126 (dump_tree_statistics): Call print_restrict_base_statistics.
5128 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5131 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5132 case of anti-ranges.
5134 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5137 * c-typeck.c (tagged_tu_seen): Rename to ...
5138 (tagged_tu_seen_cache): this and add val field.
5139 (comptypes): Move functional to comptypes_internal
5140 and free tagged_tu_seen.
5141 (comptypes_internal): New function and call comptypes_internal
5142 instead of comptypes. Speed up by sibcalling
5143 tagged_types_tu_compatible_p.
5144 (alloc_tagged_tu_seen): New function
5145 (free_all_tagged_tu_seen_up_to): New function.
5146 (tagged_types_tu_compatible_p): Return the val of the seen two
5148 Add that the two types are the same to tagged_tu_seen_base
5149 if they are and call comptypes_internal instead of comptypes.
5150 <case UNION_TYPE>: Speed up common type where the fields are
5152 (function_types_compatible_p): Call comptypes_internal instead of
5154 (type_lists_compatible_p): Likewise.
5155 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5157 2005-10-02 Matthias Klose <doko@debian.org>
5159 * doc/invoke.texi: Fix typo and speling error.
5161 2005-10-01 Richard Henderson <rth@redhat.com>
5163 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5165 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5167 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5168 using --start-group and --end-group.
5170 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5172 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5173 FIXME note regarding quirky semantics.
5175 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5178 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5179 non-null range as a last resort.
5181 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5182 Diego Novillo <dnovillo@redhat.com>
5185 * tree-vrp.c (extract_range_from_assert): For !=
5186 assertions, only build an anti-range if LIMIT is a
5187 single-valued range.
5189 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5191 * arm.md (movqi): On thumb when optimizing, handle loading from
5192 memory by describing this as taking a subreg of a zero-extended load
5193 into an SImode register.
5196 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5198 * reload1.c (merge_assigned_reloads): Do not change any
5199 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5201 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5203 * Makefile.in (LIPO_FOR_TARGET): Define.
5204 (STRIP_FOR_TARGET): Define.
5206 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5207 before creating new ones. Do symlinks before creating the actual
5210 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5211 to work out which multilibs are actually being built.
5213 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5215 * tree-vect-transform.c, config/ms1/ms1.md,
5216 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5217 Follow spelling conventions.
5218 * doc/invoke.texi, doc/md.texi: Fix typos.
5220 2005-09-30 Andrew Macleod <amacleod@redat.com>
5222 PR tree-optimization/21430
5223 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5224 use operands, and set stmt pointer if need be.
5225 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5226 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5229 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5232 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5234 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5236 * optabs.c (expand_binop): Initialize first_pass_p.
5238 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5241 * c-decl.c (c_write_global_declarations_1): If any
5242 wrapup_global_declaration_2 call returned true, restart the loop.
5244 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5246 Fix PR tree-optimization/24117
5247 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5248 before considering whether to use anyoffset.
5250 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5254 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5256 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5258 (swap_commutative_operands_with_target): New.
5260 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5263 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5266 2005-09-29 Steven Bosscher <stevenb@suse.de>
5268 PR tree-optimization/23911
5269 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5270 and IMAGPART_EXPR too.
5272 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5275 * expmed.c (expand_shift): Move logic to reverse rotation
5276 direction when rotating by constants ...
5277 * optabs.c (expand_binop): ... here.
5278 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5279 (ix86_rotrdi3): New pattern.
5280 (rotldi3): Handle 32-bit mode.
5281 (ix86_rotldi3): New pattern.
5283 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5286 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5287 check for numbers that need no bit twiddle.
5289 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5291 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5292 multilib to be built.
5294 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5295 (stage1-start): Delete old libgcc and libunwind before moving
5296 anything into the stage directory.
5297 (stage2-start): Likewise.
5298 (stage3-start): Likewise.
5299 (stage4-start): Likewise.
5300 (stageprofile-start): Likewise.
5301 (stagefeedback-start): Likewise.
5302 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5303 header in tm_file and CPU-specific t-darwin in tmake_file.
5304 (i[34567]86-*-darwin*): Don't change tm_file.
5305 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5306 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5307 shared library stub for target OS version.
5308 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5309 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5310 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5311 (libgcc_s.%.dylib): New.
5313 (install-darwin-libgcc-stubs): New.
5314 (INSTALL_LIBGCC): New append.
5315 * config/i386/darwin-libgcc.10.4.ver: New.
5316 * config/i386/darwin-libgcc.10.5.ver: New.
5317 * config/i386/t-darwin: New.
5318 * config/rs6000/darwin-libgcc.10.4.ver: New.
5319 * config/rs6000/darwin-libgcc.10.5.ver: New.
5320 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5321 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5323 2005-09-28 Paul Brook <paul@codesourcery.com>
5325 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5328 2005-09-28 Richard Guenther <rguenther@suse.de>
5330 PR tree-optimization/23853
5331 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5332 host_integerp to verify misalignment value.
5334 2005-09-28 Richard Henderson <rth@redhat.com>
5336 * builtins.c (get_builtin_sync_mode): New.
5337 (expand_builtin_sync_operation): Pass in mode argument.
5338 (expand_builtin_compare_and_swap): Likewise.
5339 (expand_builtin_lock_test_and_set): Likewise.
5340 (expand_builtin_lock_release): Likewise.
5341 (expand_builtin): Update to match.
5343 2005-09-28 Nick Clifton <nickc@redhat.com>
5345 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5346 formatting. Add check to PLUS case to ensure that the offset is
5347 within an acceptable range.
5349 * config/v850/v850.md (casesi): Disable the generation of the
5350 switch pattern as it is not being handled properly at the moment.
5352 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5353 for when the high words are identical.
5355 2005-09-27 Richard Henderson <rth@redhat.com>
5357 * pretty-print.c (pp_base_format): Fix typo for %>.
5359 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5360 Devang Patel <dpatel@apple.com>
5362 PR tree-optimization/23625
5363 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5364 LABEL_EXPR, assertion check.
5366 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5368 * optabs.c (no_conflict_move_test): Check if a result of a
5369 to-be-moved insn would be clobbered by an originally
5372 2005-09-27 Jeff Law <law@redhat.com>
5374 * passes.c (init_optimization_passes): Replace copy propagation
5375 passes immediately after DOM with phi-only copy propagation
5376 pases. Add phi-only copy propagation pass after first DOM pass.
5377 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5378 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5379 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5380 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5381 to init_copy_prop. Callers updated.
5382 (do_phi_only_copy_prop): New function.
5383 (pass_phi_only_copy_prop): New pass descriptor.
5385 2005-09-27 Nick Clifton <nickc@redhat.com>
5387 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5389 2005-09-26 Jason Merrill <jason@redhat.com>
5392 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5394 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5396 2005-09-26 James E Wilson <wilson@specifix.com>
5398 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5399 copyright. Add gcc copyright plus libgcc exception.
5400 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5402 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5404 2005-09-26 Jeff Law <law@redhat.com>
5406 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5407 about when to iterate.
5409 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5412 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5413 for __complex__ double in -mcpu=G5 mode.
5415 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5417 PR tree-optimization/23942
5418 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5419 * tree-scalar-evolution.c: Include params.h.
5421 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5422 follow_ssa_edge_in_condition_phi_branch,
5423 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5424 Change return type to t_bool. Use a parameter to limit the size of
5425 trees that are walked before stopping
5426 (analyze_evolution_in_loop): Initialize the limit to 0.
5427 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5428 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5430 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5433 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5434 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5436 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5438 * combine.c (make_extraction): Check for valid use of subreg.
5440 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5443 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5444 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5445 ("fist<mode>2_with_temp"): Use only register operands.
5447 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5449 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5450 CALL_INSN_FUNCTION_USAGE.
5452 2005-09-26 Richard Guenther <rguenther@suse.de>
5455 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5456 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5457 (ldst_entry): Use the hashtable instead of list-walking.
5458 (find_rtx_in_ldst): Likewise.
5459 (free_ldst_entry): Free the hashtable.
5460 (compute_ld_motion_mems): Create the hashtable.
5461 (trim_ld_motion_mems): Remove entry from hashtable if
5462 removing it from list.
5463 (compute_store_table): Likewise^2.
5464 (store_motion): Free hashtable in case we did not see
5467 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5469 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5470 and arg1 if we are passing them to fold_build2.
5472 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5475 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5478 2005-09-25 Richard Henderson <rth@redhat.com>
5480 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5481 SYMBOL_REF_TLS_MODEL to be correct.
5483 2005-09-24 Richard Henderson <rth@redhat.com>
5485 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5486 end of function. Reindent.
5488 2005-09-24 Ian Lance Taylor <ian@airs.com>
5490 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5491 NEGATE_EXPR/BIT_NOT_EXPR case.
5493 2005-09-24 Richard Henderson <rth@redhat.com>
5495 * c-common.c (handle_mode_attribute): When not modifying in place,
5496 create subtypes for enumerations.
5497 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5498 * gimplify.c (create_tmp_from_val): Likewise.
5500 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5502 * config/i386/i386.md (*tls_global_dynamic_64,
5503 *tls_local_dynamic_base_64): Add missing mode to call.
5504 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5506 2005-09-24 Jan Hubicka <jh@suse.cz>
5508 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5509 (cgraph_clone_node): Likewise.
5510 * cgraph.h (cgraph_clone_edge): Update prototype.
5511 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5512 duplicated prototypes; add updating argument.
5513 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5514 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5516 (cgraph_mark_inline_edge): Likewise.
5517 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5518 (cgraph_flatten_node): Likewise.
5519 (cgraph_decide_recursive_inlining): Likewise.
5520 (cgraph_decide_inlining_of_small_function): Likewise.
5521 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5523 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5524 Pete Steinmetz <steinmtz@us.ibm.com>
5526 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5527 (rldic.): Set type to "compare".
5529 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5530 mfjmpr for MFCTR/MFLR.
5531 (movdf_hardfloat64): Same.
5532 (movdf_softfloat64): Same. Correct order of store and move types.
5533 (movti_string): Set type to store_ux/load_ux.
5534 (load_multiple): Set type to load_ux.
5535 (store_multiple): Set type to store_ux.
5536 (movmemsi): Set type to store_ux.
5537 (output_cbranch direct_return): Set type to jmpreg.
5538 (stmw): Set type to store_ux.
5539 (lmw): Set type to load_ux.
5540 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5541 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5542 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5543 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5544 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5545 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5546 (rios1-fpstore): Increase latency to 3.
5547 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5548 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5550 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5551 Andrew Pinski <pinskia@physics.uc.edu>
5553 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5554 operand2 constraint to "b".
5555 (sync_<fetchop_name>di_internal): Same.
5556 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5558 (sync_old_<fetchop_name>di_internal): Same.
5559 (sync_new_<fetchop_name>si_internal): Same.
5560 (sync_new_<fetchop_name>di_internal): Same.
5562 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5565 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5566 case, define as macros.
5568 PR rtl-optimization/23837
5569 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5570 clobber / clobber match between dest and p->first.
5572 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5573 (no_conflict_move_test): Update comments.
5575 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5577 * doc/install.texi: Update URL for Jacks.
5578 * doc/sourcebuild.texi: Likewise.
5580 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5583 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5584 registers when choosing register preferences.
5585 (movdf_hardfloat64): Same.
5587 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5589 * expmed.c (expand_shift): Don't use the target of the rotate as
5590 target for the first expanded shift insn.
5591 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5593 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5595 PR tree-optimization/22438
5596 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5597 preserved iv rhs rewriting specially.
5599 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5601 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5602 estimate_only is true.
5603 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5604 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5605 tree-ssa-structalias.c
5606 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5607 ref_contains_indirect_ref.
5608 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5610 2005-09-21 DJ Delorie <dj@redhat.com>
5612 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5614 (mn10300_return_in_memory): Support variable size types also.
5615 (mn10300_pass_by_reference): Likewise.
5616 (mn10300_function_value): New.
5617 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5618 (FUNCTION_OUTGOING_VALUE): Likewise.
5619 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5620 * doc/invoke.texi: Document it.
5622 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5625 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5626 force integer op1 into register for XFmode compares.
5628 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5631 * expmed.c (alg_code): Add alg_impossible.
5632 (alg_hash_entry): Add cost.
5633 (synth_mult): Record alg_impossible in the hash table if
5634 multiplication by a given integer is impossble within the
5635 limit. Speed up using alg_impossible.
5637 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5639 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5640 argument. Allow and set any offset if needs_anyoffset is passed
5642 (get_constraint_for): Add argument here too.
5644 (do_structure_copy): Pass NULL to get_constraint_for.
5645 (handle_ptr_arith): Ditto.
5646 (find_func_aliases): Ditto.
5648 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5650 PR rtl-optimization/23898
5651 * output.h (get_attr_min_length): Declare.
5652 * final.c (get_attr_length_1): New function, broken out of:
5654 (get_attr_min_length): New function.
5655 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5656 (duplicate_computed_gotos): Likewise.
5657 * genattr.c (insn_min_length): Generate declaration.
5658 * genattrtab.c (min_fn, min_attr_value): New functions.
5659 (make_length_attrs): Generate insn_min_length.
5661 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5663 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5665 2005-09-20 Richard Henderson <rth@redhat.com>
5667 PR tree-optimization/24059
5668 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5671 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5673 * c.opt (fextended-identifiers): New.
5674 * c-opts.c (c_common_handle_option): Handle
5675 -fextended-identifiers.
5676 * doc/cpp.texi: Update documentation of extended identifiers.
5677 * doc/cppopts.texi (-fextended-identifiers): Document.
5679 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5681 PR tree-optimization/23929
5682 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5685 PR tree-optimization/23818
5686 * tree-stdarg.c (execute_optimize_stdarg): Call
5687 calculate_dominance_info.
5689 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5691 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5692 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5693 (compute_overlap_steps_for_affine_1_2): Use
5694 get_number_of_iters_for_loop.
5695 (analyze_subscript_affine_affine): Check whether difference is
5697 Use get_number_of_iters_for_loop.
5698 Check whether overlap occurs outside of bounds.
5699 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5701 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5703 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5704 base register if possible.
5706 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5708 PR tree-optimization/18463
5709 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5710 converting it directly is not possible.
5711 (chrec_convert_aggressive): New function.
5712 * tree-chrec.h (chrec_convert_aggressive): Declare.
5713 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5714 Fold chrec conversions aggressively if asked to.
5715 (instantiate_parameters): Modified because of changes in
5716 instantiate_parameters_1.
5718 2005-09-19 Richard Henderson <rth@redhat.com>
5720 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5721 (reduc_splus_v2df): New.
5723 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5725 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5726 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5728 2005-09-19 Richard Henderson <rth@redhat.com>
5730 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5733 2005-09-19 Richard Henderson <rth@redhat.com>
5735 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5736 (ia64_expand_dot_prod_v8qi): New.
5737 * config/ia64/ia64-protos.h: Update.
5738 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5739 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5740 sdot_prodv8qi, sdot_prodv4hi): New.
5741 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5743 2005-09-19 Richard Henderson <rth@redhat.com>
5746 * real.c (exact_real_truncate): Return false if the format cannot
5747 represent the number as a normal.
5749 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5750 for a memory source.
5752 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5754 * tree-ssa-operands.c (swap_tree_operands): Export.
5755 * tree.h (swap_tree_operands): Declare.
5756 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5757 Call swap_tree_operands.
5759 2005-09-19 Richard Henderson <rth@redhat.com>
5761 * tree-flow.h (merge_alias_info): Declare.
5762 * tree-ssa-copy.c (merge_alias_info): Export.
5763 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5764 (vect_create_data_ref_ptr): Use create_iv directly.
5765 (vectorizable_load): Use correct types for integer constants.
5766 (vect_generate_tmps_on_preheader): Likewise.
5767 (vect_gen_niters_for_prolog_loop): Likewise.
5769 2005-09-19 Steven Bosscher <stevenb@suse.de>
5771 PR rtl-optimization/23943
5772 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5774 2005-09-18 Jan Hubicka <jh@suse.cz>
5776 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5778 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5780 * varasm.c (output_constant): Do not abort on conversions to union
5781 types between different sizes.
5783 2005-09-18 Richard Guenther <rguenther@suse.de>
5786 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5789 2005-09-18 Paul Brook <paul@codesourcery.com>
5791 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5793 2005-09-17 Richard Henderson <rth@redhat.com>
5795 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5796 * tree-ssa-loop.c (pass_vect_dce): Remove.
5797 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5800 2005-09-17 Richard Henderson <rth@redhat.com>
5802 * tree-pass.h (pass_vect_dce): Declare.
5803 * passes.c (init_optimization_passes): Add it.
5804 * tree-flow.h (tree_ssa_dce): Declare.
5805 * tree-ssa-dce.c (tree_ssa_dce): Export.
5806 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5807 (gate_tree_vectorize): ... here.
5808 (pass_vect_dce): New.
5810 2005-09-17 Jan Hubicka <jh@suse.cz>
5812 * except.c (struct eh_status): Turn region_array into vec.
5813 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5814 convert_from_eh_region_ranges, find_exception_handler_labels,
5815 current_function_has_exception_handlers, assign_filter_values,
5816 build_post_landing_pads, dw2_build_landing_pads,
5817 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5818 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5819 foreach_reachable_handler, can_throw_internal_1,
5820 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5822 (duplicate_eh_region_1): Update region_array.
5823 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5825 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5828 * expmed.c (expand_mult): Substitute simple register for op0 when
5831 2005-09-17 Richard Henderson <rth@redhat.com>
5833 * expr.c (emit_move_via_integer): Add force argument, pass it on
5834 to emit_move_change_mode. Update callers.
5835 (emit_move_complex): Pass true to new force argument.
5836 * function.c (expand_function_end): Move expand_eh_return call
5837 earlier. Merge sub-word complex values into a pseudo before
5838 copying to the return hard register.
5840 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5842 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5843 between different sizes.
5845 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5849 * passes.c (init_optimization_passes): Register dump files for
5852 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5854 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5855 * config/s390/s390.c (s390_overlap_p): New function.
5856 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5857 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5860 2005-09-16 Richard Guenther <rguenther@suse.de>
5862 * ipa-pure-const.c (static_execute): Free auxiliar information.
5863 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5864 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5866 2005-09-15 DJ Delorie <dj@redhat.com>
5868 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5870 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5872 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5874 (swap_commutative_operands_with_target): New.
5876 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5878 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5881 (estimate_iters_using_array): New function.
5882 * tree-data-ref.h (estimate_iters_using_array): Prototype
5883 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5884 Use estimate_iters_using_array instead of analyze_array.
5886 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5888 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5891 2005-09-15 Michael Matz <matz@suse.de>
5893 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5895 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5897 PR tree-optimization/23835
5898 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5899 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5901 2005-09-14 Richard Henderson <rth@redhat.com>
5903 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5904 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5906 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5908 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5909 in the ARRAY_TYPE case.
5911 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5913 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5915 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5918 * tree-vect-transform.c (vectorizable_operation): Return false for
5919 scalar shift operations and for vector shift operations with
5920 non-invariant shift arguments. Use scalar tree operand op1 as
5921 a shift operand when vector shift insn pattern uses scalar shift
5923 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5925 2005-09-14 Olivier Hainque <hainque@adacore.com>
5927 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5928 value if it has side-effects.
5930 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5933 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5935 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5937 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5938 passed as NAME as if it were label at start of function code.
5940 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5942 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5945 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5947 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5948 as early clobber. Rewrite so the PIC register is not implicitly used.
5950 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5952 * tree.c (annotate_with_file_line): Compare line numbers before
5955 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5958 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5959 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5961 2005-09-13 Ian Lance Taylor <ian@airs.com>
5963 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5964 than a HOST_WIDEST_INT to gen_doloop_begin.
5966 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5968 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5970 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5972 PR tree-optimize/23817
5973 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5975 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5978 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5979 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5980 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5981 (restore_stack_nonlocal): Likewise.
5982 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5984 2005-09-12 Ian Lance Taylor <ian@airs.com>
5987 * c.opt (ffriend-injection): New C++ option.
5988 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5989 (C++ Dialect Options): Document -ffriend-injection.
5991 2005-09-12 Josh Conner <jconner@apple.com>
5994 * ipa-reference.c (static_execute): Don't mark variables in
5995 named sections TREE_READONLY.
5997 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5999 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6002 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6004 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6005 V_MUST_DEF instead of just the first_use_p.
6006 Don't mark the virtual variables for renaming on the statement which
6008 (pass_dse): Remove TODO_update_ssa.
6010 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6013 * stor-layout.c (compute_record_mode): For records with a single
6014 field, actually check the field's mode size against the type size.
6016 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6017 registers for TARGET_SHMEDIA.
6018 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6019 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6020 of GENERAL_REGS and FP_REGS.
6022 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6024 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6026 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6028 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6029 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6030 are omitted. Exclude stack_tie insn too.
6032 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6034 PR rtl-optimization/23098
6035 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6037 * config/rs6000/rs6000.md (movdf splitter): Use
6038 const_double_operand predicate for TARGET_POWERPC64.
6039 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6040 SYMBOL_REF method to ABI_V4.
6042 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6043 replace_equiv_address.
6044 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6045 rs6000_sr_alias_set and MEM_NOTRAP.
6046 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6048 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6050 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6051 handle CALL_EXPR again.
6053 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6055 * arm/predicates.md (alignable_memory_operand): Delete.
6057 2005-09-10 Richard Henderson <rth@redhat.com>
6060 * dbxout.c (dbxout_expand_expr): New.
6061 (dbxout_symbol): Use it.
6063 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6065 * arm.c (arm_gen_rotated_half_load): Delete.
6066 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6067 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6068 (thumb_set_return_address): Likewise.
6069 (thumb_load_double_from_address): Use adjust_address.
6070 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6071 (extendhsisi2_mem, movhi_bytes): Use change_address.
6072 (movhi): Use widen_memory_access.
6073 (reload_out_df): Use replace_equiv_address.
6074 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6076 2005-09-09 Richard Henderson <rth@redhat.com>
6079 * dbxout.c: Include expr.h.
6080 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6081 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6082 * Makefile.in (dbxout.o): Add EXPR_H.
6084 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6086 PR tree-optimization/23509
6087 * tree-cfg.c (replace_uses_by): Use replace_exp.
6088 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6089 pointers have name_mem_tag or type_mem_tag set.
6091 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6093 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6094 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6095 of wrongly accessing operands.
6097 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6099 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6100 * tree-chrec.c: Include tree-scalar-evolution.h.
6101 (chrec_convert): Instantiate the base and step before calling
6102 scev_probably_wraps_p that would fail on parametric evolutions.
6103 Collect all the fails into a single section failed_to_convert,
6104 print a diagnostic, and return chrec_dont_know instead of calling
6106 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6107 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6109 (scev_const_prop): Don't replace the definition of a loop closed ssa
6110 phi node by itself, or by another loop closed ssa phi node.
6111 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6112 that base and step are defined.
6114 2005-09-09 Richard Guenther <rguenther@suse.de>
6117 * fold-const.c (fold_ternary): Check truth_value_p before
6118 calling invert_truthvalue.
6120 2005-09-09 Nick Clifton <nickc@redhat.com>
6122 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6123 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6124 dimension of these arrays.
6125 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6127 * longlong.h: Only provide a prototype for the __clz_tab[] array
6128 if this header has not been included from libgcc2.h.
6129 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6131 Provide prototypes for exported functions.
6132 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6135 2005-09-08 Josh Conner <jconner@apple.com>
6139 * expr.c (expand_expr_addr_expr_1): Don't invoke
6140 expand_simple_binop for EXPAND_INITIALIZER.
6142 2005-09-08 Richard Henderson <rth@redhat.com>
6145 * toplev.c (wrapup_global_declaration_1): Split out ...
6146 (wrapup_global_declaration_2): ... from ...
6147 (wrapup_global_declarations): ... here. Return bool.
6148 (check_global_declaration_1): Split out ...
6149 (check_global_declarations): from here.
6150 (emit_debug_global_declarations): New.
6151 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6152 check_global_declaration_1, emit_debug_global_declarations): Declare.
6153 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6154 of decls. Call wrapup_global_declaration_1,
6155 wrapup_global_declaration_2, check_global_declaration_1 directly.
6156 (c_write_global_declarations_2): New.
6158 (c_write_global_declarations): Call c_write_global_declarations_2.
6159 * langhooks.c (write_global_declarations): Call
6160 emit_debug_global_declarations.
6162 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6163 remove decls that have DECL_RTL_SET_P.
6164 * passes.c (rest_of_decl_compilation): Invoke
6165 cgraph_varpool_finalize_decl for all but functions.
6167 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6169 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6170 the result of a conversion if the new min and max cannot be compared.
6172 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6174 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6175 (override_options): Setting s390_sr_alias_set removed.
6176 (save_fpr, save_gprs): Set alias set to vararg or frame.
6177 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6178 s390_sr_alias_set with get_frame_alias_set ().
6179 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6180 get_varargs_alias_set ().
6182 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6186 * c-parser.c (c_parser_objc_method_definition): If the next
6187 token is not "{", error out and don't start the function.
6189 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6191 * tree-vrp.c (extract_range_from_expr): Move the check for non
6192 nullness after the check for gimple invariant.
6194 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6196 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6198 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6201 * config/m32r.md (movmemsi_internal): Canonicalize order of
6202 operands in PLUS component of template.
6204 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6206 * reload1.c (fixup_eh_region_note): Remove assertion.
6207 (fixup_abnormal_edges): Reverted removal of call to
6208 find_many_sub_basic_blocks made on 2005-08-31.
6210 2005-09-07 Richard Henderson <rth@redhat.com>
6212 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6213 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6214 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6215 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6216 rearrange for better packing.
6217 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6218 (lookup_cfa_1): Remove inline marker.
6219 (cfa_equal_p): Split out of ...
6220 (def_cfa_1): ... here. Use INVALID_REGNUM.
6221 (build_cfa_loc): Handle !cfa->indirect.
6222 (frame_pointer_cfa_offset): New.
6223 (dbx_reg_number): Assert register elimination performed; do
6224 leaf register remapping.
6225 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6226 (eliminate_reg_to_offset): New.
6227 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6228 for verifiably local stack frame addresses; re-base to CFA.
6229 (mem_loc_descriptor): Remove can_use_fbreg argument.
6230 (concat_loc_descriptor, loc_descriptor): Likewise.
6231 (containing_function_has_frame_base): Remove.
6232 (rtl_for_decl_location): Don't do register elimination or
6233 leaf register remapping here.
6234 (secname_for_decl): Split out from ..
6235 (add_location_or_const_value_attribute): ... here.
6236 (convert_cfa_to_loc_list): New.
6237 (compute_frame_pointer_to_cfa_displacement): New.
6238 (gen_subprogram_die): Use them.
6239 * tree.h (frame_base_decl): Remove.
6240 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6241 (prologue_stack_adjust): Remove.
6242 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6243 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6244 (set_frame_base_location): Remove.
6245 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6246 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6247 (vt_add_function_parameters): Don't eliminate_regs.
6248 (vt_initialize): Don't create frame_base_decl.
6250 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6252 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6253 version of GNU binutils for 4.x and later.
6255 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6257 * ggc-page.c (ggc_push_context): Remove.
6258 (ggc_pop_context): Likewise.
6259 * ggc.h (ggc_push_context): Remove.
6260 (ggc_pop_context): Likewise.
6262 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6265 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6266 returning from an interrupt handler.
6268 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6271 * config/arc/arc.c (output_shift): Add check for loop count when
6274 2005-09-06 Steven Bosscher <stevenb@suse.de>
6276 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6278 (abs_replacement): Likewise.
6279 (pass_phiopt): Remove TODO_update_ssa.
6281 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6284 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6285 if "return with no value, in function returning non-void" warning
6287 * tree-cfg.c (execute_warn_function_return): Don't look at
6288 RETURN_EXPRs with TREE_NO_WARNING set.
6291 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6292 for internal functions doesn't use registers used by global registers
6293 variables. Use fewer register parameters if there are global register
6296 2005-09-06 Olivier Hainque <hainque@adacore.com>
6297 Eric Botcazou <ebotcazou@adacore.com>
6300 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6301 when we would be extracting outside its bit span (bitpos+bitsize
6302 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6303 Ada unchecked conversions.
6305 2005-09-06 Steven Bosscher <stevenb@suse.de>
6307 * tree-ssa-pre.c (try_look_through_load): New function.
6308 (compute_avail): Use it to try to look through loads for some
6309 more useful expressions.
6311 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6313 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6314 condition for detecting cases like (a&a) and (a^a).
6316 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6318 * common.opt: Add option ftree-vect-loop-version.
6319 * params.def: Add --param vect-max-version-checks.
6320 * doc/invoke.texi: Document ftree-vect-loop-version and
6321 --param vect-max-version-checks.
6322 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6323 may_misalign_stmts and defines for accessors.
6324 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6325 LOOP_VINFO_MAY_MISALIGN_STMTS.
6326 (destroy_loop_vec_info): VEC_free for
6327 LOOP_VINFO_MAY_MISALIGN_STMTS.
6328 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6329 Update documentation.
6330 (vect_update_misalignment_for_peel): New.
6331 (vect_enhance_data_refs_alignment): Update to choose loop
6332 peeling or loop versioning if appropriate for the (potentially)
6333 unaligned data references in the loop.
6334 (vect_analyze_data_refs_alignment): Remove call to
6335 vect_enhance_data_refs_alignment so the checks can be done
6337 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6338 and move up call to vect_analyze_data_refs_alignment.
6339 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6340 (vect_transform_loop): Add call to loop_version.
6342 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6344 PR rtl-optimization/23098
6345 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6346 * simplify-rtx.c (constant_pool_reference_p): New function.
6347 * rtl.h (constant_pool_reference_p): New prototype.
6348 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6349 constant_pool_reference_p in condition and
6350 avoid_constant_pool_reference in preparation statements.
6352 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6354 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6355 STRICT_LOW_PART SETs.
6357 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6360 * except.c (sjlj_emit_function_enter): Find the function begin
6361 note even when it's not in first basic block.
6363 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6365 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6366 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6367 * aclocal.m4: Regenerate.
6369 2005-09-05 DJ Delorie <dj@redhat.com>
6371 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6374 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6376 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6377 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6378 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6379 Follow spelling conventions.
6380 * doc/invoke.texi: Follow spelling conventions.
6382 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6384 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6385 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6386 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6388 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6391 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6392 (output_stack_adjust): Use gen_tmp_stack_mem.
6393 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6394 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6395 (sh_get_pr_initial_val): Likewise.
6396 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6397 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6398 * sh.md (divsi_inv_m0): Use gen_const_mem.
6399 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6400 (movdf_i4+1): Use gen_tmp_stack_mem.
6401 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6402 (fpu_switch+2): Likewise.
6403 (movv4sf_i, movv16sf_i): Use adjust_address.
6404 (symGOT_load): Set MEM_NOTRAP_P bit.
6406 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6409 * pa.c (emit_move_sequence): Fix typo in last change.
6411 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6413 PR rtl-optimization/23454
6414 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6417 2005-09-03 Richard Henderson <rth@redhat.com>
6418 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6421 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6424 2005-09-02 Nicolas Pitre <nico@cam.org>
6426 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6427 to bit_count to 32 bits.
6429 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6432 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6433 generating synthetic loads from volatile lvalues.
6435 005-09-02 Nick Clifton <nickc@redhat.com>
6437 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6438 __ctzhi2, __clzhi2): New functions.
6440 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6443 * tree-nested.c (struct var_map_elt): Mark with GTY.
6444 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6446 (lookup_field_for_decl): Allocate new element in GC memory.
6447 (lookup_tramp_for_decl): Likewise.
6448 (convert_nl_goto_reference): Likewise
6449 (create_nesting_tree): Allocate info in GC memory. Likewise for
6451 (free_nesting_tree): Free with ggc_free instead of free.
6452 (root): New static variable.
6453 (lower_nested_functions): Remove root as local variable. And zero out
6454 root at the end of the function.
6456 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6458 PR rtl-optimization/20365
6459 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6460 to short. New member ix.
6461 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6462 (simplify_plus_minus): Initialize ix members before calling qsort.
6464 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6466 PR tree-optimization/23626
6467 * tree-cfg.c (replace_uses_by): Clean up eh info.
6469 2005-09-01 DJ Delorie <dj@redhat.com>
6471 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6474 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6476 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6477 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6480 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6482 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6483 do not issue warning for a variable definition following
6486 2005-09-01 Richard Henderson <rth@redhat.com>
6489 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6490 conversion to CONST_VECTOR.
6492 2005-09-01 Richard Henderson <rth@redhat.com>
6495 * reload1.c (reload_as_needed): Check !CALL_P before calling
6496 fixup_eh_region_note.
6497 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6499 2005-09-01 DJ Delorie <dj@redhat.com>
6501 * varasm.c (output_constant): Let the target resolve
6502 conversions of addresses to non-default pointer sizes.
6504 2005-09-01 Nicolas Pitre <nico@cam.org>
6506 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6507 to alow matching ARM pre-indexed addressing mode.
6508 (arm_override_options): Remove now irrelevant comment.
6510 2005-09-01 Phil Edwards <phil@codesourcery.com>
6512 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6513 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6514 * config/i386/vxworks.h: Likewise.
6515 * config/i386/t-vxworksae: New file, for VxWorks AE.
6516 * config/i386/vxworksae.h: Likewise.
6518 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6520 PR tree-optimization/23410
6521 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6522 sequence is not wrapping during the first step.
6524 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6527 * dwarf2out.c (base_type_die): Compare char_type_node with
6528 TYPE_MAIN_VARIANT (type), not type.
6530 2005-09-01 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/15366
6533 * common.opt: Add -finline-functions-called-once.
6534 Put -fearly-inlining in alphabetically ordered place.
6535 * doc/invoke.texi: Document new option.
6536 * ipa-inline.c (cgraph_decide_inlining): Honour
6537 flag_inline_functions_called_once.
6539 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6541 PR rtl-optimization/23478
6542 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6543 (alloc_qty): Initialize it.
6544 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6545 (combine_regs): Combine also n_throwing_calls_crossed fields.
6546 (find_free_reg): Don't attempt to caller-save pseudos crossing
6547 calls that might throw.
6548 * global.c (struct allocno): Add throwing_calls_crossed field.
6549 (global_alloc): Revert 2005-08-22 change. Initialize
6550 throwing_calls_crossed.
6551 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6554 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6557 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6558 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6559 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6560 (and64_2_operand): Tweak to use predicate.
6561 (and_operand): Adjust for mask_operand changes.
6562 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6563 (print_operand): Likewise.
6564 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6565 (mask64_1or2_operand): Delete.
6566 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6567 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6568 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6569 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6570 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6571 (rotldi3_internal4): Likewise.
6572 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6573 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6574 (ashldi3_internal7): Likewise.
6575 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6576 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6577 (anddi3 split): Don't match mask64_operand.
6578 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6579 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6580 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6581 't' splitter predicate.
6582 (movdi_internal64 + 2): Revert 2005-06-11 change.
6584 2005-08-31 DJ Delorie <dj@redhat.com>
6586 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6587 (m32c_asm_integer): Add support for 32 bit pointers.
6589 2005-08-31 Richard Henderson <rth@redhat.com>
6591 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6592 component-like references for setting MEM_NOTRAP_P.
6594 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6595 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6597 2005-08-31 Richard Henderson <rth@redhat.com>
6599 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6600 into a pseudo before applying gen_lowpart.
6602 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6604 * doc/install.texi (Specific): Update cctools version required
6605 for full functionality.
6606 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6607 linkers as -macosx_version_min.
6609 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6612 * sh.c (print_operand, %R and %S): Add handling of floating point
6613 registers, memory, constants and invalid operands.
6615 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6617 * ipa-pure-const.c: Change dump name.
6619 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6622 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6623 to "reg_or_0_operand".
6624 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6626 2005-08-31 Dale Johannesen <dalej@apple.com>
6628 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6629 loops that count down.
6631 2005-08-31 Richard Henderson <rth@redhat.com>
6634 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6635 (fixup_eh_region_note): New.
6636 (reload_as_needed): Call it.
6637 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6638 don't call find_many_sub_basic_blocks; call verify_flow_info.
6639 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6640 (keep_stack_depressed): Likewise.
6641 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6643 2005-08-31 Richard Henderson <rth@redhat.com>
6645 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6648 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6650 * expr.c (expand_expr_real_1): Compare size of address
6651 mode to target's address mode size in deciding expansion of
6652 the constant address.
6654 2005-08-31 Richard Guenther <rguenther@suse.de>
6657 * expr.c (all_zeros_p): New function.
6658 (expand_expr_real_1): Handle the case of an all-zero
6659 non-addressable constructor separately.
6661 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6663 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6664 arguments, adjust all callers.
6665 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6667 2005-08-30 Richard Henderson <rth@redhat.com>
6670 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6671 whenever the mode sizes match.
6673 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6675 * calls.c (load_register_parameters): Fix comment typo.
6676 * expr.c (emit_push_insn): Comment formatting.
6678 2005-08-30 Ian Lance Taylor <ian@airs.com>
6680 * config/i386/x-cygwin (host-cygwin): Change dependency from
6681 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6683 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6685 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6688 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6691 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6692 call to ggc_collect.
6694 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6697 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6698 beginning. Remove $(INCLUDES) from all the rules, if following
6699 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6701 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6704 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6705 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6706 not constant, but maxlen is, don't set len to maxlen, rather
6707 set maxlen to len if len is a constant.
6709 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6711 PR tree-optimization/23475
6712 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6715 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6717 Fix PR middle-end/22455
6719 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6720 Checksum only the parts of the tree that exist for the tree code.
6722 2005-08-28 Dale Johannesen <dalej@apple.com>
6724 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6726 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6728 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6730 2005-08-28 Richard Henderson <rth@redhat.com>
6732 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6733 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6736 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6739 * builtins.c (get_memory_rtx): Don't strip nops
6740 in between COMPONENT_REFs.
6742 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6745 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6747 (gimplify_modify_expr): Check for zero sized types and gimplify the
6748 rhs and lhs as statements.
6750 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6753 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6754 state for return address column of signal frames.
6756 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6759 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6760 bytes >= 2 not bytes == 2.
6761 (expand_block_move): Same.
6763 2005-08-27 Richard Guenther <rguenther@suse.de>
6766 * config/i386/sse.md (sse2_movsd): Add missing closing
6769 2005-08-27 Paul Brook <paul@codesourcery.com>
6771 * genrecog.c (enum decision_type): Add DT_num_insns.
6772 (struct decision_test): Add u.num_insns.
6773 (add_to_sequence): Add DT_num_insns test.
6774 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6775 (write_cond, debug_decision_2): Ditto.
6776 (change_state): Assume peep2_next_insn never fails.
6777 Remove "afterward" argument.
6778 (write afterward, write_tree): Update to match.
6779 * recog.c (peep2_current_count): New variable.
6780 (peep2_next_insn): Check it.
6781 (peephole2_optimize): Set peep2_current_count.
6782 * recog.h (peep2_current_count): Declare.
6784 2005-08-26 Josh Conner <jconner@apple.com>
6787 * ipa-pure-const.c (check_tree): Check for volatile-ness
6788 when considering a dereference.
6790 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6792 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6794 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6796 PR rtl-optimization/23561
6797 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6798 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6799 at most LEN bytes long memory fits into the field.
6800 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6801 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6802 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6804 2005-08-26 Richard Henderson <rth@redhat.com>
6807 * loop.c (biased_biv_may_wrap_p): New.
6808 (maybe_eliminate_biv_1): Use it to suppress non-equality
6809 comparison transformations. Delete disabled code.
6811 2005-08-26 Ian Lance Taylor <ian@airs.com>
6813 * combine.c (make_extraction): Avoid reference outside object.
6815 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6817 * stor-layout.c (finalize_type_size): Restore behaviour for
6818 non-aggregate types to the status quo ante of the patch for
6819 pr 23467. Document why it matters.
6821 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6824 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6825 array by one element, initialize the BT_LAST element with NULL.
6827 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6829 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6830 optimizing for size.
6832 (compare_plus_eqsi): Same.
6833 (plus_eqsi_compare): Same.
6834 (neg_eq0<mode>): Same.
6835 (neg_eq<mode>): Same.
6837 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6840 2005-08-26 Nick Clifton <nickc@redhat.com>
6842 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6843 TARGET_EP is not defined.
6844 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6845 TARGET_EP is enabled.
6846 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6847 * config/v850/v850.md (save_all_interrupt): Only use the EP
6848 register if TARGET_EP is defined.
6849 (restore_all_interrupt): Likewise.
6850 * config/v850/lib1funcs.asm: Update functions so that the EP
6851 register is only used if __EP__ is defined.
6853 2005-08-26 David Ung <davidu@mips.com>
6855 * config/mips/mips.c (mips_expand_prologue): Handle case when
6856 generating for MIPS16 and the outgoing argument area is more than
6857 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6860 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6862 * config/crx/crx.md: Make doloop_end pattern usage controllable
6863 via mloop-nesting=<max-nesting> command line switch. Make sure
6864 the combiner cannot use doloop_end_<mode> in an illegal way.
6865 * config/crx/crx.c: Use regs up to r6 for argument passing.
6866 Refine crx_address_cost (non cst4 displacements are expensive).
6867 * config/crx/crx.opt: Add switch for mloop-nesting=.
6869 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6871 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6872 (UNSPEC_MVST): New constant.
6874 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6876 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6877 Reject operands containing eliminable registers.
6878 * testsuite/gcc.dg/20050825-1.c: New testcase.
6880 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6881 Jan Hubicka <jh@suse.cz>
6883 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6885 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6887 PR tree-optimization/23546
6888 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6891 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6893 * params.def (PARAM_MIN_SPEC_PROB): New.
6894 * sched-rgn.c (MIN_PROBABILITY): Delete.
6895 (compute_trg_info): Convert to PARAM_VALUE.
6896 * doc/invoke.texi (param): Document min-spec-prob.
6898 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6900 * config/darwin.h: define __PIC__
6901 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6902 TARGET_OS_CPP_BUILTINS macro.
6904 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6906 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6909 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6911 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6913 * cfghooks.c (duplicate_block): Added position where to place
6914 new block as argument.
6915 * cfghooks.h (duplicate_block): Declaration changed.
6916 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6918 * cfglayout.h (copy_bbs): Declaration changed.
6919 * cfgloop.h (loop_version): Declaration changed.
6920 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6921 position to copy_bbs.
6922 (loop_version): Pass position to duplicate_loop_to_header_edge.
6923 Add place_after argument and position new blocks according to
6925 * modulo-sched.c (sms_schedule): Pass place_after argument
6927 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6928 * tree-cfg.c (split_edge_bb_loc): New function.
6929 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6930 to determine position of new blocks.
6931 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6933 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6934 argument to duplicate_block.
6935 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6936 Pass position to copy_bbs.
6938 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6940 * fold-const.c (ptr_difference_const): Use
6941 cst_and_fits_in_hwi instead of host_integerp.
6943 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6945 * config/darwin.c (gen_pic_offset): New.
6946 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6949 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6951 PR tree-optimization/23486
6952 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6954 2005-08-23 Phil Edwards <phil@codesourcery.com>
6956 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6957 remove use_collect2.
6958 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6960 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6961 configuration files to override the default value.
6963 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6964 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6965 * config/vx-common.h: New file, split out from...
6966 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6967 * config/vxworksae.h: New file, for VxWorks AE.
6968 * config/vxworks.opt: New file.
6969 * config/vxlib.c: Update for VxWorks 6.
6971 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6972 other MULTILIB_* variables appropriately.
6973 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6974 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6975 * config/rs6000/vxworks.h: Update for VxWorks 6.
6976 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6978 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6981 * config/darwin.c (machopic_select_section): Remove the hack to
6982 mark "::operator new" and "::operator delete" for coalescing
6983 even though they are not weak.
6985 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6987 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6988 * configure: Regenerate.
6990 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6993 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6995 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6996 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6999 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7001 * config/rs6000/predicates.md (equality_operator): New.
7002 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7003 comparison with a large constant.
7005 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7007 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7009 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7011 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7012 registers is even, and we have a hardware double precision fp,
7014 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7015 size of current argument when checking if argument was passed in
7018 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7021 * stor-layout.c (finalize_type_size): Dont override
7022 existing alignment with a smaller alignment from the mode.
7024 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7026 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7027 * lambda.h (lambda_vector_lexico_pos): ... here.
7028 * tree-data-ref.c (build_classic_dist_vector): Return false when
7029 the distance vector is lexicographically negative.
7031 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7033 PR tree-optimization/23511
7034 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7035 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7037 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7039 PR tree-optimization/22043
7040 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7041 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7042 If ALLOW_FLEXARR, handle types ending with flexible array member.
7043 Pass false as second argument to recursive count_type_elements calls.
7044 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7045 argument to count_type_elements call.
7046 * tree-sra.c (decide_block_copy): Likewise.
7047 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7048 for a constant-sized object, set cleared as well. Pass true as
7049 second argument to count_type_elements call.
7051 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7054 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7055 from legitimate_small_data_p, and make global. Update use.
7056 Remove forward declaration.
7057 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7059 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7061 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7063 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7064 of scratch intermediates.
7065 (eq<mode>_compare): Same.
7066 (neg_eq0<mode>): New.
7067 (neg_eq<mode>): Convert to define_insn_and_split.
7069 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7072 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7073 stdarg functions, set/clear the fp marker even when no variable
7075 * config/rs6000/sysv4.opt (mprototype): Describe.
7077 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7079 PR rtl-optimization/23478
7080 * regs.h (reg_info): Add throw_calls_crossed.
7081 (REG_N_THROWING_CALLS_CROSSED): Define.
7082 * flow.c (allocate_reg_life_data): Initialize
7083 REG_N_THROWING_CALLS_CROSSED.
7084 (propagate_one_insn, attempt_auto_inc): Update
7085 REG_N_THROWING_CALLS_CROSSED.
7086 * global.c (global_alloc): Don't allocate pseudos across
7087 calls that may throw.
7089 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7092 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7093 value is inbetween the range if we did not find an exact match.
7095 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7097 * doc/invoke.texi (Option Summary): Add ms1 options.
7098 * doc/extend.texi: Document interrupt handler attribute for ms1.
7099 * doc/md.texi: Document ms1 constraints.
7100 * config.gcc: Add ms1-*-elf.
7101 * config/ms1/ms1.h: New.
7102 * config/ms1/ms1.c: New.
7103 * config/ms1/ms1.md: New.
7104 * config/ms1/ms1-protos.h: New.
7105 * config/ms1/ABI.txt: New.
7106 * config/ms1/crti.asm: New.
7107 * config/ms1/crtn.asm: New.
7108 * config/ms1/lib2extra-funcs.c: New.
7109 * config/ms1/t-ms1: New.
7110 * config/ms1/ms1.opt: New.
7112 2005-08-22 Ira Rosen <irar@il.ibm.com>
7114 * config/rs6000/altivec.md (xorv4sf3): New.
7115 (negv4sf2, neg<mode>2): Likewise.
7117 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7120 * config/ia64/ia64.md (divsi3): Check divide by zero.
7121 (udivsi3): Likewise.
7123 (udivdi3): Likewise.
7125 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7127 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7128 up to elem_bitsize bits, not max_bitsize.
7130 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7132 PR tree-optimization/23433
7133 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7134 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7136 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7138 PR tree-optimization/23434
7139 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7140 the iteration bound is not an INTEGER_CST.
7142 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7144 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7145 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7146 NULL if need_epilog_adjust is false.
7147 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7148 Case 3 always peels first itration, not just for PLUS case, and no need
7149 to use scalar_initial_def here. Create an epilog adjustment only if
7150 scalar_initial_def is not NULL.
7152 (vectorizable_reduction): Remove assert.
7154 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7157 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7158 (__moddi3): Likewise.
7159 (__udivdi3): Likewise.
7160 (__umoddi3): Likewise.
7161 (__divsi3): Likewise.
7162 (__modsi3): Likewise.
7163 (__udivsi3): Likewise.
7164 (__umodsi3): Likewise.
7166 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7168 * tree-pass.h (TDF_GRAPH): Define.
7169 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7170 * passes.c (finish_optimization_passes): Only call
7171 finish_graph_dump_file if TDF_GRAPH is set.
7172 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7173 NULL. Set TDF_GRAPH bit.
7174 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7176 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7178 * arm.h (arm_stack_offsets): Add locals_base field.
7179 * arm.c (arm_get_frame_offsets): Compute it.
7180 (thumb_compute_initial_elimination offset): Make the Thumb frame
7181 pointer point to the base of the local variables.
7182 (thumb_expand_prologue): Update accordingly.
7183 (thumb_expand_epilogue): Likewise.
7185 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7186 mode of clobbered scratch to DImode. Handle a case that's known to
7189 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7191 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7192 (gt0<mode>_compare): Delete.
7193 (neg_gt0<mode>): Delete.
7195 2005-08-19 Eric Christopher <echristo@apple.com>
7197 * optabs.h: Change CTI_ to COI_.
7200 2005-08-19 James E Wilson <wilson@specifix.com>
7202 * builtins.c (expand_builtin_return_addr): Set
7203 current_function_accesses_prior_frames when count != 0. Use
7204 frame_pointer_rtx when count == 0.
7205 * function.h (struct function): Add accesses_prior_frames field.
7206 (current_function_accesses_prior_frames): Define.
7207 * reload1.c (init_elim_table): Check
7208 current_function_accesses_prior_frames.
7209 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7211 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7213 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7214 indicator. Return true if the flowgraph changed during
7217 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7220 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7221 conditional expression before testing its value.
7223 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7225 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7227 2005-08-19 Devang Patel <dpatel@apple.com>
7229 PR tree-optimization/23048
7230 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7231 third parameter. Check whether latch is dominated by exit
7233 (if_convertible_loop_p): Supply exit block itself to
7234 if_convertible_bb_p.
7236 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7239 * arm.md (arm_load_pic_register): Change argument to the mask of
7240 saved registers. Call thumb_find_work_register if we need a
7241 scratch register on Thumb.
7242 (arm_expand_prologue): Pass empty register set to
7243 arm_load_pic_register.
7244 (thumb_expand_prologue): Pass live_regs_mask directly to
7245 arm_load_pic_register.
7246 * arm-protos.h (arm_load_pic_register): Update prototype.
7248 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7250 * sh.c (find_sole_member): New function.
7251 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7252 if the record's alignment is larger than the size of its only member.
7254 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7257 * arm.c (thumb_legitimize_reload_address): New function.
7258 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7259 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7261 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7263 * config/crx/crx.c: Implement crx_decompose_address. Reject
7264 symbolic displacements since CRX register relative adressing
7265 mode can't handle unsigned 32-bit values as displacements.
7266 * config/crx/crx.h: Simplify definitions, remove redundant
7267 parenthesis and obsolete macros.
7268 * config/crx/crx.opt: Add new switch for debugging addresses.
7269 * config/crx/crx-protos.h: Add new declarations for above.
7271 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7274 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7277 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7279 * collect2.c (dup2): Delete.
7280 * configure.ac: Don't check for dup2.
7282 * config.in, configure: Regenerate.
7284 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7286 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7287 record with the type of its only member.
7289 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7291 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7292 define_insn_and_split.
7293 (plus_ltu<mode>_compare): Same.
7294 (gtu<mode>_compare): Same.
7295 (plus_gtu<mode>_compare): Same.
7297 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7299 PR tree-optimization/22228
7300 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7302 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7303 are recorded in vect_vnames_to_rename for renaming.
7304 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7305 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7306 in vect_vnames_to_rename.
7307 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7308 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7310 2005-08-18 Jan Hubicka <jh@suse.cz>
7313 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7314 info only for local statics, not for member variables.
7316 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7318 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7320 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7322 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7324 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7327 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7329 2005-08-17 James E Wilson <wilson@specifix.com>
7331 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7334 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7336 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7337 (leu<mode>_compare): Same.
7338 (plus_leu<mode>): Same.
7339 (neg_leu<mode>): Same.
7340 (and_neg_leu<mode): Same.
7341 (ltu<mode>_compare): Same.
7342 (plus_ltu<mode>): Same.
7344 (geu<mode>_compare): Same.
7345 (plus_geu<mode>): Same.
7346 (neg_geu<mode>): Same.
7347 (and_neg_geu<mode>): Same.
7348 (plus_gt<mode>): Same.
7349 (gtu<mode>_compare): Same.
7350 (plus_gtu<mode>): Same.
7352 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7354 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7355 Move call_table_data to end. Delete spurious .text.
7356 (callt_save_all_interrupt): Fix comment typo.
7358 2005-08-17 James E Wilson <wilson@specifix.com>
7359 Kevin Winchester <winchester@amirix.com>
7362 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7364 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7367 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7368 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7370 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7372 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7373 record with the type of its only member if the modes don't match.
7375 * varasm.c (decode_reg_name): Skip empty additional register names.
7377 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7379 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7380 lsm_tmp_name_length): New.
7381 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7382 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7384 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7385 Andreas Krebbel <krebbel1@de.ibm.com>
7387 * config.gcc: Added z9-109 switch.
7388 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7389 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7390 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7391 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7392 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7393 for "z9_109" cpu attribute.
7394 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7395 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7396 (s390_handle_arch_option): Added z9-109 switch.
7397 (override_options): Set respective cost function for z9-109.
7398 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7399 (legitimate_reload_constant_p): Accept extended immediates.
7400 (print_operand): Three new output modifiers added: k, m and o.
7401 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7402 (s390_output_mi_thunk): Use extended immediate when possible.
7403 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7404 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7405 (CONSTRAINT_LEN): Added length of O constraint.
7406 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7407 * config/s390/s390.md ("cpu"): New value z9_109 added.
7408 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7409 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7410 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7411 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7412 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7413 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7414 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7415 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7416 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7417 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7418 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7419 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7420 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7421 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7422 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7424 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7425 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7426 insns for TARGET_EXTIMM.
7428 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7430 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7432 2005-08-17 Nick Clifton <nickc@redhat.com>
7434 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7435 Call default_encode_section_info.
7437 2005-08-17 Steven Bosscher <stevenb@suse.de>
7439 PR tree-optimization/21574
7440 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7441 constant, return CONSTANT.
7442 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7443 (ccp_fold, visit_assignment): Likewise.
7444 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7446 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7448 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7449 fold_buildN instead of buildN then fold_initializer or fold.
7450 (build_unary_op): Likewise.
7451 (build_binary_op): Likewise.
7452 * fold-const.c (fold_initializer): Remove.
7453 (fold_build1_initializer): New function.
7454 (fold_build2_initializer): New function.
7455 (fold_build3_initializer): New function.
7456 * tree.h (fold_initializer): Remove.
7457 (fold_build1_initializer): New function.
7458 (fold_build2_initializer): New function.
7459 (fold_build3_initializer): New function.
7461 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7463 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7464 (try_move_mult_to_index): Call fold_build2 instead of build2.
7465 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7466 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7467 fold_binary_to_constant.
7468 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7470 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7471 check if A == gcd (A, B). Remove TYPE argument.
7472 (analyze_offset) Use fold_build2 instead of fold (build.
7473 (create_data_ref): Likewise.
7474 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7475 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7478 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7480 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7481 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7483 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7486 * gimplify.c (zero_sized_type): New function.
7487 (gimplify_modify_expr_rhs): If we have a zero sized type,
7488 replace the statement with an empty statement.
7490 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7492 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7495 2005-08-16 Ian Lance Taylor <ian@airs.com>
7497 * doc/tm.texi (Label Output): Correct typo.
7499 2005-08-16 Steven Bosscher <stevenb@suse.de>
7502 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7503 force_operand will work later on using have_insn_for.
7505 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7507 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7509 2005-08-16 Ian Lance Taylor <ian@airs.com>
7512 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7513 vector type, don't try to construct it element by element. Add an
7514 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7516 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7518 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7520 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7522 * doc/invoke.texi (Precompiled Headers): Document some more options
7523 which are known to be safe.
7525 2005-08-16 James E Wilson <wilson@specifix.com>
7527 PR tree-optimization/21105
7528 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7529 TREE_OVERFLOW check.
7531 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7533 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7534 (neg_ltu<mode>): Same.
7536 (neg_gtu<mode>): Same.
7538 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7540 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7541 (fold_builtin_isdigit): Use fold_buildN.
7542 (build_function_call_expr): Likewise.
7543 * c-typeck.c (c_finish_loop): Likewise.
7545 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7546 Richard Shann <rshann@superh.com>
7548 PR middle-end/20396:
7549 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7551 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7553 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7555 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7558 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7559 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7562 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7565 * fold-const.c (build_range_check): Disable optimization for function
7566 pointer expressions on targets that require function pointer
7569 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7571 * simplify-rtx.c (simplify_const_relational_operation): When
7572 extracting arguments of a COMPARE, recompute the mode as well.
7574 2005-08-15 Ian Lance Taylor <ian@airs.com>
7576 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7578 2005-08-15 DJ Delorie <dj@redhat.com>
7580 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7582 (movsi_splittable): Allow, but split, moves to the stack.
7583 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7586 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7588 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7589 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7590 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7592 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7593 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7594 Delete HOST_PTR_PRINTF.
7596 * configure, config.in: Regenerate.
7598 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7600 * config/rs6000/rs6000.md (QHSI): New mode macro.
7601 (wd): Extend mode attr for QImode and HImode
7602 (dbits): New mode attr.
7603 (zero_extend<mode>di2): Convert to mode macro.
7605 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7608 * doc/invoke.texi (-mgnu-ld): Update description.
7611 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7614 * Makefile.in (tree-chrec.o): Depends on real.h.
7615 * tree-chrec.c: Include real.h.
7616 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7617 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7618 * tree-scalar-evolution.c (add_to_evolution_1,
7619 interpret_rhs_modify_expr): Ditto.
7621 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7624 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7625 step is negative compute the estimation from init downwards to zero.
7627 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7629 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7631 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7633 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7635 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7636 Accept double-word constants that can be split.
7637 * config/s390/s390.md ("movti"): Use 'P' constraint.
7638 ("*movdi_31", "*movdf_31"): Likewise.
7640 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7642 Fix PR tree-optimization/22615
7644 * tree-ssa-structalias.c (solution_set_add): Handle
7645 first_vi_for_offset returning NULL.
7646 (do_da_constraint): Ditto.
7647 (do_sd_constraint): Ditto.
7648 (do_ds_constraint): Ditto
7649 (find_func_aliases): Ditto.
7650 (build_constraint_graph): RHS is allowed be ANYTHING.
7651 (first_vi_for_offset): Return NULL if we couldn't find anything at
7654 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7656 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7657 over memory as first operand.
7659 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7662 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7663 available for setting it.
7665 2005-08-14 Ira Rosen <irar@il.ibm.com>
7667 PR tree-optimization/23320
7668 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7669 data-refs' types instead of base object nullness. Add check for
7670 pointer type data-refs before first location comparison. Remove
7673 2005-08-14 Andreas Schwab <schwab@suse.de>
7675 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7677 2005-08-13 James E Wilson <wilson@specifix.com>
7679 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7680 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7681 -fstack-protector-all, --param ssp-buffer-size): Document.
7682 (-Wvariadic-macros): Alphabetize.
7683 (-fsched-stalled-insns-dep): Add missing 'f'.
7685 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7688 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7690 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7691 or indirect address operand.
7692 (EXTRA_ADDRESS_CONSTRAINT): New.
7693 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7695 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7697 PR tree-optimization/22236
7698 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7699 successors and predecessors.
7700 * tree-chrec.c (chrec_convert): Before converting, check that
7701 sequences don't wrap.
7702 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7703 (analyze_array): Extern.
7704 (find_data_references_in_loop): Remove call to
7705 compute_estimated_nb_iterations.
7706 * tree-data-ref.h (analyze_array): Declared.
7707 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7708 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7709 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7710 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7712 * tree-ssa-loop-ivcanon.c: Fix documentation.
7713 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7714 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7715 (infer_loop_bounds_from_undefined): New.
7716 (estimate_numbers_of_iterations_loop): Use
7717 infer_loop_bounds_from_undefined.
7718 (used_in_pointer_arithmetic_p): New.
7719 (scev_probably_wraps_p): Pass an extra parameter. Call
7720 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7721 (convert_step): Fix documentation.
7722 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7723 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7724 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7725 scev_probably_wraps_p.
7727 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7729 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7730 (s390_register_info): Ignore clobbered_regs information for fixed
7731 registers, and only fixed registers.
7732 (s390_init_frame_layout): Remove redundant call.
7734 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7736 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7737 description of -Wold-style-casts.
7739 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7740 Jakub Jelinek <jakub@redhat.com>
7742 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7743 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7744 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7745 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7746 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7747 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7748 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7749 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7750 ("stack_protect_set", "stack_protect_test"): New expanders.
7751 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7752 "stack_protect_testdi"): New insn definitions.
7754 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7756 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7758 2005-08-12 Paul Brook <paul@codesourcery.com>
7760 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7762 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7764 * config/s390/predicates.md (setmem_operand): New predicate.
7765 (shift_count_operand): Accept ANDs with special constants as
7767 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7768 with special constants.
7769 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7770 shift_count_operand with setmem_operand.
7772 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7774 * config/s390/s390.c (s390_extract_part, s390_single_part):
7776 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7777 (s390_output_mi_thunk): Don't use lg on 31 bit.
7778 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7779 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7781 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7783 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7784 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7785 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7786 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7787 with one of the new macros.
7789 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7791 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7792 Don't set save_return_addr_p.
7793 (s390_register_info): Make clobbered_regs not depending on
7796 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7798 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7799 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7801 2005-08-11 James E. Wilson <wilson@specifix.com>
7803 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7805 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7807 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7808 locations gathered by var-tracking in single entry loc_list
7809 over loc_descriptor_from_tree.
7811 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7812 pass it down to loc_descriptor.
7813 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7814 (containing_function_has_frame_base): Move earlier in the file.
7815 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7816 instead of always assuming fbreg can't be used.
7818 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7820 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7821 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7822 Accept address wrapped in AND for Altivec.
7823 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7824 Strip AND wrapping offset address for Altivec.
7826 2005-08-11 Richard Henderson <rth@redhat.com>
7829 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7830 before using TYPE_IS_SIZETYPE.
7832 2005-08-11 Richard Henderson <rth@redhat.com>
7835 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7836 insn types not present on ev4.
7837 (alphaev5_insn_pipe): Similarly.
7839 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7842 * arm.c (arm_override_options): If the user has selected callee-super-
7843 interworking, then enable normal interworking.
7845 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7847 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7850 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7852 * doc/rtl.texi: Fix two typos.
7854 2005-08-11 Richard Guenther <rguenther@suse.de>
7857 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7858 cases where we call to/from functions returning void.
7860 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7863 * tree.c (build_pointer_type_for_mode): Robustify.
7865 2005-08-10 James E Wilson <wilson@specifix.com>
7867 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7868 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7870 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7873 2005-08-10 Eric Christopher <echristo@apple.com>
7875 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7876 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7879 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7882 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7883 for the high part when generating dynamic-no-pic code.
7885 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7887 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7888 (x86_64-*-linux*): Likewise.
7890 * config/i386/crtfastmath.c: New file.
7891 * config/i386/t-crtfm: Likewise.
7893 * config/i386/linux.h (ENDFILE_SPEC): New.
7894 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7896 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7899 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7901 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7902 (vec_shl, vec_shr): Document new operations.
7903 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7905 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7907 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7908 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7909 change predicate to indexed_or_indirect_address.
7911 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7913 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7914 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7915 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7916 and __aeabi_uwrite8.
7917 * config/arm/unaligned-funcs.c: New file.
7918 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7920 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7922 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7924 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7925 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7927 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7928 * final.c (pass_shorten_branches): Add dump.
7929 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7930 (pass_life): Rename dump.
7931 (rest_of_handle_flow2): Remove initial verify_flow_info.
7932 * function.c (pass_instantiate_virtual_regs): Add dump.
7933 * integrate.c (pass_initial_value_sets): Add dump.
7934 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7935 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7936 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7937 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7938 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7939 gate_rtl_unrool_and_peel_loops): New.
7940 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7941 rtl_doloop): Do not look at flags.
7942 * mode-switching.c (pass_mode_switching): Add dump.
7943 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7944 pass_split_before_regstack): Add dump.
7945 * regmove.c (pass_stack_adjustments): Add dump.
7946 * tree-optimize.c (pass_fixup_cfg): Add dump.
7948 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7951 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7952 deciding which instruction sequence to use.
7954 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7956 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7957 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7959 2005-08-09 Richard Guenther <rguenther@suse.de>
7961 * c-common.c (builtin_function_2): Remove.
7962 (def_builtin_1): New function.
7963 (c_common_nodes_and_builtins): Use def_builtin_1 to
7964 build builtin functions.
7966 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7968 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7969 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7970 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7973 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7975 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7976 fold_binary instead of fold_build2 since we don't care about the
7978 (loop_niter_by_eval): Likewise.
7979 (compare_trees): Likewise.
7980 (proved_non_wrapping_p): Likewise.
7982 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7986 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7987 if the if is really empty.
7989 2005-08-09 Steven Bosscher <stevenb@suse.de>
7991 PR tree-optimization/23234
7992 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7993 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7994 argument of the new enum.
7995 (execute_cse_reciprocals): Add reciprocals for function arguments
7996 on the unique successor edge of the entry block. Update other calls
7997 to execute_cse_reciprocals_1.
7999 2005-08-08 Richard Henderson <rth@redhat.com>
8002 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8004 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8006 * expr.c (write_complex_part): Return after handling MEM.
8008 2005-08-08 Josh Conner <jconner@apple.com>
8010 PR rtl-optimization/23241
8011 * combine.c (simplify_comparison): Fix error in determining
8012 whether to lift a subreg from comparison.
8014 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8017 * config/rs6000/altivec.md (vec_init<mode>): New.
8018 (vec_set<mode>): New.
8019 (vec_extract<mode>): New.
8020 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8021 (rs6000_expand_vector_set): New.
8022 (rs6000_expand_vector_extract): New.
8023 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8024 for Altivec modes before reload.
8025 (altivec_expand_vec_init_builtin): New.
8026 (get_element_number): New.
8027 (altivec_expand_vec_set_builtin): New.
8028 (altivec_expand_vec_ext_builtin): New.
8029 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8031 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8033 * config/rs6000/rs6000.h (rs6000_builtins): Add
8034 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8035 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8036 * config/rs6000/rs6000-protos.h: Declare new functions.
8038 2005-08-08 Jan Hubicka <jh@suse.cz>
8040 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8041 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8042 * i386.md (movdi*): Use pic_32bit_operand.
8043 * predicates.md (pic_32bit_operand): New.
8045 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8048 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8050 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8052 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8053 (test_for_singularity): Use fold_build2.
8055 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8057 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8059 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8061 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8062 (COMMON_ASM_OP) Define.
8063 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8064 (ix86_encode_section_info): Likewise.
8065 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8066 SUBTARGET_ENCODE_SECTION_INFO.
8068 2005-08-06 Richard Henderson <rth@redhat.com>
8071 * tree-nested.c (convert_local_reference): Save and restore val_only
8072 around component_ref and friends. Clear walk_subtrees by default.
8074 2005-08-06 Peter O'Gorman <peter@pogma.com>
8077 * gcc.c (process_command): Check the argument to -b has a dash.
8078 * doc/invoke.texi: Update -b and -V docs.
8080 2005-08-06 James E Wilson <wilson@specifix.com>
8082 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8084 2005-08-06 Michael Matz <matz@suse.de>
8086 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8087 member only if only one insn is associated with the value.
8089 2005-08-06 Nick Clifton <nickc@redhat.com>
8091 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8093 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8094 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8095 Check symbol flags instead of symbol name mangling.
8096 (xstormy16_asm_output_aligned_common): Likewise. Also
8097 simplify code since the bss100_section cass is the only case
8098 where the below100 code will be triggered.
8099 (xstormy16_encode_section_info): Encode below100 attribute
8100 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8102 (xstormy16_strip_name_encoding): Delete - this function is no
8104 (TARGET_STRIP_NAME_ENCODING): Undefine.
8105 * config/stormy16/stormy16-protos.h: Delete prototype for
8106 xstormy16_strip_name_encoding.
8108 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8110 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8111 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8112 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8113 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8114 config/alpha/predicates.md, config/arc/arc.h,
8115 config/arm/arm.h, config/arm/ieee754-df.S,
8116 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8117 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8118 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8119 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8120 config/m68hc11/m68hc11.h, config/mips/mips.c,
8121 config/mips/mips.h, config/mips/openbsd.h,
8122 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8123 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8124 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8125 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8126 config/sparc/linux.h, config/sparc/linux64.h,
8127 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8128 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8129 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8130 typos. Follow spelling conventions.
8132 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8135 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8136 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8137 specially. Check for side effects only for COND_EXPR.
8138 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8139 return with TREE_NO_WARNING.
8141 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8143 PR rtl-optimization/23233
8144 * loop.c (combine_movables): Require the modes to be the same.
8145 (move_movables): Remove handling of cases where the replacement
8146 had a different mode to the original.
8148 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8150 PR tree-optimization/23128
8151 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8152 subtraction wrap, and set TREE_OVERFLOW if they do.
8154 2005-08-05 Richard Henderson <rth@redhat.com>
8157 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8158 FORCED_LABEL labels.
8160 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8163 * reload.c (find_reloads_subreg_address): Pass down TYPE
8164 unchanged. Change all callers except find_reloads_toplev.
8166 2005-08-05 Michael Matz <matz@suse.de>
8168 * genattrtab.c (current_alternative_string): Remove.
8169 (SIMPLIFY_ALTERNATIVE): Ditto.
8170 (attr_alt_bit_p): Ditto.
8171 (alternative_name): Make const char *.
8172 (evaluate_eq_attr): Remove use of above things.
8173 (simplify_test_exp): Ditto.
8174 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8175 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8177 2005-08-04 James E Wilson <wilson@specifix.com>
8179 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8180 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8181 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8182 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8183 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8185 2005-08-04 Richard Henderson <rth@redhat.com>
8188 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8189 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8190 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8191 if we'd have to instantiate too many members.
8193 2005-08-04 Richard Henderson <rth@redhat.com>
8196 * tree-outof-ssa.c (coalesce_asm_operands): New.
8197 (coalesce_ssa_name): Use it. Split out ...
8198 (coalesce_phi_operands, coalesce_result_decls): ... these.
8200 2005-08-04 Paul Brook <paul@codesourcery.com>
8202 * read-rtl.c (read_quoted_string): Break if EOF.
8204 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8206 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8207 (fold_build2): Likewise.
8208 (fold_build3): Likewise.
8209 (fold_build1_stat): New function prototype.
8210 (fold_build2_stat): Likewise.
8211 (fold_build3_stat): Likewise.
8212 * fold-const.c (fold_build1): Rename to ..
8213 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8214 through to build1_stat.
8215 (fold_build2): Rename to ..
8216 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8217 through to build2_stat.
8218 (fold_build3): Rename to ..
8219 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8220 through to build3_stat.
8222 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8223 Ian Lance Taylor <ian@airs.com>
8225 * function.c (assign_stack_local_1): Do not correct stack slot
8226 address if allocation size is smaller than mode size.
8228 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8231 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8232 (tree_merge_blocks): Propagate anything allowed by
8234 Clarify documentation.
8235 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8236 SSA form, schedule an update if necessary.
8238 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8240 * doc/install.texi (Binaries): Remove broken link to
8241 Sinix/Reliant Unix binaries.
8243 2005-08-03 Richard Henderson <rth@redhat.com>
8246 * function.c (stack_protect_epilogue): Export.
8247 * tree.h (stack_protect_epilogue): Declare.
8248 * calls.c (expand_call): Call it.
8250 2005-08-03 Eric Christopher <echristo@apple.com>
8252 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8253 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8256 2005-08-04 Jan Hubicka <jh@suse.cz>
8258 * profile.c (branch_prob): Split edges with goto locus on them
8259 to get proper line counts.
8260 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8262 2005-08-03 Paul Brook <paul@codesourcery.com>
8264 * function.c (assign_parms): Round current_function_args_size
8265 to PARM_BOUNDARY, not STACK_BOUNDARY.
8267 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8269 * config/i386/i386.c (x86_elf_aligned_common)
8270 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8272 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8274 PR tree-optimization/23157
8275 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8276 before emitting them.
8278 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8280 PR tree-optimization/19899
8281 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8282 * tree-scalar-evolution.c: Include real.h.
8283 (add_to_evolution): Build constant -1 of correct type.
8285 2005-08-03 Jan Hubicka <jh@suse.cz>
8287 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8288 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8289 profile updating for complette unrolling.
8290 * loop-unroll.c (peel_loop_completely): Use it.
8291 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8292 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8295 2005-08-03 Paul Brook <paul@codesourcery.com>
8297 * combine.c (can_change_dest_mode): New function.
8298 (try_combine, simplify_set): Use it.
8300 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8302 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8305 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8307 * doc/install.texi (Specific): Adjust link to openavr.org.
8308 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8309 (Binaries): Adjust HP-UX Porting Center link.
8310 (Binaries): Adjust Free Software Foundation ordering link.
8312 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8314 * convert.c (convert_to_integer): Use fold_build1 instead of
8315 build1 when converting an integer to an integer.
8317 2005-08-02 Richard Henderson <rth@redhat.com>
8319 * combine.c (combine_instructions): Don't use reg_equal/equiv
8320 results if the mode doesn't match.
8322 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8324 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8325 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8327 2005-08-02 Richard Henderson <rth@redhat.com>
8330 * explow.c (memory_address): Remove special-case for
8331 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8333 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8336 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8337 number of calls to cleanup_tree_cfg_1.
8339 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8341 * doc/invoke.texi: document file extensions .F90 and .F95
8343 2005-08-02 Richard Guenther <rguenther@suse.de>
8345 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8346 positive if its first argument is positive.
8348 2005-08-02 Richard Guenther <rguenther@suse.de>
8350 PR tree-optimization/23177
8351 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8354 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8356 PR tree-optimization/23129
8357 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8358 varying for divisions with anti-ranges.
8360 2005-08-02 Jan Hubicka <jh@suse.cz>
8362 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8363 * tree-ssa-threadupdate.c (thread_block): Add it here.
8365 2005-08-01 James E Wilson <wilson@specifix.com>
8367 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8368 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8369 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8371 * config/mips/predicates.md (const_call_insn_operand): Add check for
8372 SYMBOL_REF_LONG_CALL_P.
8373 * doc/extend.texi (long_call): Document the new attribute.
8375 2005-08-01 Ian Lance Taylor <ian@airs.com>
8376 Richard Henderson <rth@redhat.com>
8378 * Makefile.in (RTL_BASE_H): Add real.h.
8379 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8381 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8383 * rtl.c (rtl_check_failed_code_mode): New.
8384 * rtl.h (struct rtx_def): Add u.rv.
8385 (XCMWINT, XCNMPRV): New.
8386 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8387 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8389 2005-08-01 Richard Henderson <rth@redhat.com>
8391 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8392 with auto-inc codes.
8394 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8396 2005-08-01 Jan Hubicka <jh@suse.cz>
8398 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8399 * i386.c: Include dwarf2.h
8400 (asm_preferred_eh_data_format): New.
8401 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8403 2005-08-01 Ian Lance Taylor <ian@airs.com>
8405 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8406 randomize_va_space for virtual address randomization control.
8408 2005-08-01 Steven Bosscher <stevenb@suse.de>
8410 * common.opt (flag_ipa_cp): Put in right place to maintain
8413 2005-08-01 Jan Hubicka <jh@suse.cz>
8415 * profile.c (compute_value_histograms): Fix thinko.
8416 * value-prof.c: Include toplev.h
8417 (check_counter): New function.
8418 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8419 tree_mod_subtract_transform): Add sanity check.
8421 2005-08-01 Richard Guenther <rguenther@suse.de>
8423 PR tree-optimization/23133
8424 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8425 current functions parameter decls to find defs to cse
8428 2005-08-01 Richard Guenther <rguenther@suse.de>
8430 PR tree-optimization/23109
8431 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8432 If trapping math is in effect, use post-dominator information
8433 to check if we'd in any case reach a trapping point before
8434 doing the reciprocal insertion.
8435 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8436 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8437 expressions are invariant only if trapping math is not in effect.
8439 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8441 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8442 cgraph_function_versioning): New declarations.
8443 * cgraphunit.c: Add include to ipa-prop.h.
8444 (update_call_expr, cgraph_copy_node_for_versioning,
8445 cgraph_function_versioning): New functions.
8446 * integrate.c (copy_decl_for_inlining): Remove.
8447 * ipa-prop.h (ipa_replace_map): New struct.
8448 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8449 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8450 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8451 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8452 ipcp_iterate_stage, ipcp_method_scale_print,
8453 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8454 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8455 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8456 ipcp_update_bb_counts, ipcp_update_profiling,
8457 ipcp_update_edges_counts): New functions.
8458 (ipcp_method_cval_init): Remove restriction regarding local methods.
8459 (ipcp_init_stage): Add ipcp_method_compute_scale.
8460 (ipcp_insert_stage): Add versioning.
8461 (ipcp_structures_print): Add ipcp_method_scale_print.
8462 (ipcp_driver): Dump profiling info.
8463 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8464 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8465 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8466 (struct inline_data): Add versioning_p, ipa_info, new fields.
8467 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8468 declare_return_variable): Replace calls to copy_decl_for_inlining with
8470 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8472 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8473 Add argument VERSIONING.
8474 (copy_arguments_for_versioning, copy_static_chain,
8475 function_versionable_p, tree_versionable_function_p,
8476 tree_function_versioning, replace_ref_tree): New functions.
8477 * tree-inline.h: Include varray.h.
8478 (tree_versionable_function_p, tree_function_versioning,
8479 tree copy_decl_for_dup): New declarations.
8481 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8483 * ipa-cp.c: New file. Contains IPCP specific functionality.
8484 * ipa-prop.h: New file. Contains structures/definitions that can be
8485 used by several interprocedural data flow optimizations (and also IPCP).
8486 * ipa-prop.c: New file.
8487 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8488 * common.opt: Add ipa-cp flag.
8489 * timevar.def: Add IPCP optimization.
8490 * tree-optimize.c (init_tree_optimization_passes): Schedule
8492 * tree-pass.h (pass_ipa_cp): Declare.
8494 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8496 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8497 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8498 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8499 config/i386/i386.c, config/mips/mips.h,
8500 config/rs6000/rs6000.h, config/sh/sh.c,
8501 config/stormy16/stormy16.c: Fix comment typos.
8503 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8506 * c-typeck.c (build_binary_op): Use common_type wrapper on
8508 (common_type): Update comment.
8510 2005-07-31 Steven Bosscher <stevenb@suse.de>
8513 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8514 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8515 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8517 2005-07-31 Jan Hubicka <jh@suse.cz>
8519 * pretty-print.h (pp_widest_integer): New macro.
8520 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8523 2005-07-31 Jan Hubicka <jh@suse.cz>
8525 * output.h (enum section_category): Export from varasm.c
8526 (categorize_decl_for_section): Likewise.
8527 * varasm.c (enum section_category): Kill.
8528 (categorize_decl_for_section): Make global.
8529 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8531 * i386.c (ix86_section_threshold): New static variable.
8532 (ix86_in_large_data_p, ix86_encode_section_info,
8533 x86_64_elf_unique_section,
8534 x86_64_elf_select_section): New functions.
8535 (TARGET_ENCODE_SECTION_INFO): Define
8536 (override_options): Enable medium model for PIC.
8537 (ix86_expand_prologue): Expand gen_set_got_rex64.
8538 (legitimate_constant_p): Handle new UNSPECs.
8539 (legitimate_pic_address_disp_p): Likewise.
8540 (legitimize_pic_address): Lower MEDIUM model addressing.
8541 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8542 (enum cmodel): Add MEDIUM_PIC.
8543 (SYMBOL_REF_FAR_ADDR_P): New macro.
8544 (SYMBOL_FLAG_FAR_ADDR): New flag.
8545 * i386.md (movdi): Support medium model.
8546 (set_got_rex64): New pattern.
8547 * i386.opt (mlarge-data-threshold): New flag.
8548 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8549 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8550 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8551 TARGET_ASM_UNIQUE_SECTION): New.
8553 * invoke.texi (-mlarge_data_threshold): Document
8555 2005-07-31 Jan Hubicka <jh@suse.cz>
8557 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8558 (coalesce_vars): Likewise.
8559 * tree-ssa-live.c (coalesce_cost): New.
8560 (build_tree_conflict_graph): Use coalesce_cost.
8561 * tree-ssa-live.h (coalesce_cost): Declare.
8563 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8565 * arm.md (all peepholes for post-increment operations): Delete.
8566 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8567 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8568 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8569 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8570 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8572 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8574 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8577 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8580 * doc/invoke.texi: Document -rdynamic.
8582 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8585 * c-parser.c (c_parser_parms_list_declarator): Call
8586 mark_forward_parm_decls.
8587 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8588 decls with visibility structure.
8590 2005-07-30 Paul Brook <paul@codesourcery.com>
8592 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8594 2005-07-30 Paul Brook <paul@codesourcery.com>
8596 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8598 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8600 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8602 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8605 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8606 nested function declarators.
8607 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8608 (grokparms): Call warn_if_shadowing for parameters used within the
8610 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8611 not used within the parameter list.
8612 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8614 2005-07-30 Jan Hubicka <jh@suse.cz>
8616 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8617 * i386.c (ix86_fixup_binary_operands): Likewise.
8618 (ix86_expand_unary_operator): Likewise.
8619 (ix86_expand_fp_absneg_operator): Likewise.
8620 * optabs.c (expand_vec_cond_expr): Validate dest.
8622 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8625 * real.c (real_from_string): Also set last bit if there is a
8626 nonzero hex digit beyond GCC's internal precision after ".".
8628 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8630 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8631 define_constants. Change duplicate values to unassigned numbers.
8632 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8633 (*altivec_vspltsf): New.
8634 (altivec_vperm_v4sf): Delete.
8635 (altivec_vperm_<mode>): Use mode macro V.
8636 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8637 (altivec_predicate_v4sf): Delete.
8638 (altivec_predicate_<mode>): Use mode macro V.
8639 (*altivec_lvesfx): New.
8640 (*altivec_stvesfx): New.
8641 (vec_realign_load_v4sf): Delete.
8642 (vec_realign_load_<mode>): Use mode macro V.
8643 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8646 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8649 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8651 * configure: Regenerated.
8653 2005-07-29 Paul Brook <paul@codesourcery.com>
8655 * doc/install.texi: Add link to GFortran binaries wiki page.
8657 2005-07-29 David Ung <davidu@mips.com>
8659 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8660 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8661 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8662 * config/mips/mips.md (cpu): Add 5kf name.
8663 (includes): Includes 5k.md.
8664 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8665 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8668 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8671 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8672 (cleanup_tree_cfg): ... here.
8673 Call cleanup_tree_cfg_1 until there are no more cleanups to
8676 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8678 * tree-vrp.c (compare_range_with_value): Return true or false
8679 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8680 EQ_EXPR respectively.
8682 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8684 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8687 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8689 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8690 (tree_ssa_dominator_optimize): Increment it.
8691 (dump_dominator_optimization_stats): Print it.
8693 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8694 Steven Bosscher <stevenb@suse.de>
8696 PR rtl-optimization/23117
8697 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8698 when head == tail. Tidy comment.
8700 2005-07-28 Richard Henderson <rth@redhat.com>
8702 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8703 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8704 * jump.c (rtx_renumbered_equal_p): Likewise.
8705 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8706 CONST_INT and CONST_DOUBLE.
8707 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8708 * reload.c (operands_match_p): Special case CONST_INT and
8709 CONST_DOUBLE; check mode earlier.
8711 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8714 * c-typeck.c (convert_for_assignment): Do not check
8715 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8717 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8720 * c-typeck.c (composite_type): Prefer constant size arrays to
8723 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8726 * real.c (real_from_string): Set last bit if there is a nonzero
8727 hex digit beyond GCC's internal precision.
8729 2005-07-28 Richard Henderson <rth@redhat.com>
8732 * cfgcleanup.c (try_forward_edges): Watch out for end of
8735 2005-07-28 James E Wilson <wilson@specifixinc.com>
8738 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8740 2005-07-28 Jan Hubicka <jh@suse.cz>
8742 * Makefile.in (rtl-profile.o): Kill all traces of it.
8743 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8744 * coverage.h (rtl_coverage_counter_ref): Kill.
8745 * opts.c (flag_speculative_prefetching_set): Kill.
8746 (flag_loop_optimize_set): New.
8747 (common_handle_option): Disable loop optimizer when profiling;
8748 do not handle speculative prefetching.
8749 * passes.c (init_optimization_passes): Replace pass_profiling combo
8750 by branch_prob pass.
8751 * profile.c (compute_value_histograms): Update for simplified value
8753 (rtl_register_profile_hooks): Kill.
8754 (pass_profiling): Kill.
8755 (rest_of_handle_branch_prob): Do not profile.
8756 * toplev.c (process_options): Remove speculative prefetching.
8757 * toplev.h (flag_tree_based_profiling): Kill.
8758 * tree-profile.c (prepare_instrumented_value,
8759 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8760 tree_gen_one_value_profiler, do_tree_profiling): Update for
8761 simplified datastructures.
8762 * value-prof.c: Add comment that speculative prefetching was dropped;
8763 update rest of file for simplified datastructures.
8764 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8765 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8766 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8767 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8768 rtl_mod_subtract, gen_speculative_prefetch,
8769 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8770 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8771 (gate_handle_value_profile_transformations,
8772 rest_of_handle_value_profile_transformations,
8773 pass_value_profile_transformations): Kill.
8774 * value-prof.h (histogram_value_t): Remove IL based unions.
8775 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8776 rtl_profile_hooks): Remove hooks.
8778 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8780 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8781 (cgraph_clone_node): Likewise.
8782 * cgraph.h (cgraph_clone_edge): Update prototype.
8783 (cgraph_clone_node): Likewise.
8784 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8786 (lookup_recursive_calls): Consider profile.
8787 (cgraph_decide_recursive_inlining): Fix updating; use new
8788 probability argument; use profile.
8789 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8790 * tree-inline.c (copy_bb): Update clal of clone_edge.
8791 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8793 * invoke.texi (min-inline-recursive-probability): Document.
8795 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8797 * doc/install.texi (Configuration): Update Valgrind homepage.
8799 2005-07-28 Richard Henderson <rth@redhat.com>
8802 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8803 labels we want to delete.
8804 (cfg_layout_merge_blocks): Likewise.
8806 2005-07-28 Richard Henderson <rth@redhat.com>
8809 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8810 when expanding to nothing.
8812 2005-07-28 Josh Conner <jconner@apple.com>
8814 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8815 (cgraph_decide_inlining_of_small_functions): Likewise.
8817 2005-07-28 Josh Conner <jconner@apple.com>
8819 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8820 direction of badness if negative.
8821 (cgraph_default_inline_p): Add reason to parameters, and assign it
8823 (cgraph_decide_inlining_of_small_functions): New parameter in call
8824 to cgraph_default_inline_p.
8825 (cgraph_decide_inlining_incrementally): Likewise.
8826 * cgraphunit.c (decide_is_function_needed): Likewise.
8827 * cgraph.h (cgraph_default_inline_p): Likewise.
8829 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8831 * builtins.c: Fix comment typo(s).
8832 * genautomata.c: Likewise.
8833 * gimplify.c: Likewise.
8834 * tree-dfa.c: Likewise.
8835 * tree-flow-inline.h: Likewise.
8836 * tree-into-ssa.c: Likewise.
8837 * tree-ssa-alias.c: Likewise.
8838 * tree-ssa-ccp.c: Likewise.
8839 * tree-ssa-copy.c: Likewise.
8840 * tree-ssa-dce.c: Likewise.
8841 * tree-ssa-dom.c: Likewise.
8842 * tree-ssa-operands.c: Likewise.
8843 * tree-tailcall.c: Likewise.
8844 * tree-vectorizer.c: Likewise.
8845 * tree-vrp.c: Likewise.
8848 2005-07-28 Jeff Law <law@redhat.com>
8850 * tree-vrp.c (test_for_singularity): Extracted from ...
8851 (simplify_cond_using_ranges): Attempt to simplify a relational
8852 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8854 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8856 PR tree-optimization/22506
8857 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8858 phis whose argument is constant.
8860 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8862 PR rtl-optimization/18992
8863 Back out this patch:
8864 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8865 PR optimization/12142
8866 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8867 uses of the register in the SET_SRC. Remove unnecessary argument.
8869 Replace it with this:
8870 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8871 if flag_non_call_exceptions is set and the insn may trap, pass
8872 pc_rtx as dest for recursion.
8873 In SET_SRC part of SET case, if dest is already set, pass it down
8876 2005-07-28 Jan Hubicka <jh@suse.cz>
8878 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8879 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8880 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8882 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8883 profile when available.
8885 2005-07-28 Jan Beulich <jbeulich@novell.com>
8887 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8888 (ia64_print_operand): Describe and handle 'X'.
8889 (ia64_register_move_cost): Also handle FP_REGS.
8890 (ia64_preferred_reload_class): Likewise.
8891 (ia64_secondary_reload_class): Likewise.
8892 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8893 it. Also check for ITANIUM_CLASS_FLDP.
8894 * config/ia64/ia64.h (FP_REGNO_P): New.
8895 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8896 (reg_class): Add FP_REGS.
8897 (REG_CLASS_NAMES): Adjust for it.
8898 (REG_CLASS_CONTENTS): Likewise.
8899 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8900 (REG_CLASS_FROM_LETTER): Handle 'x'.
8901 (CLASS_MAX_NREGS): Handle FP_REGS.
8902 (MEMORY_MOVE_COST): Likewise.
8903 * config/ia64/ia64.md (itanium_class): Add fldp.
8904 (type): Handle fldp.
8905 (movti_internal): More allowable operand combinations. Use ldfp8 when
8906 splitting unnecessary. Remove predicable attribute. Adjust
8907 itanium_class attribute.
8908 (smuldi3_highpart): Remove outdated comment.
8909 (mulditi3, umulditi3, rotlti3): New expanders.
8910 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8911 (absti2): Disabled new insn for future reference.
8912 Respective new splitters.
8913 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8914 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8915 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8917 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8919 PR rtl-optimization/23047
8920 * simplify-rtx.c (simplify_const_relational_operation): Respect
8921 flag_wrapv for comparisons with ABS.
8923 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8925 PR tree-optimization/22493
8926 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8927 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8929 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8931 * config/frv/frv.opt (moptimize-membar): New.
8933 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8935 * config/frv/frv.h: Remove machine_function definition.
8937 * config/frv/frv.c (struct frv_io): New.
8938 (struct machine_function): Moved from frv.h. Add has_membar_p.
8939 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8940 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8941 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8942 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8943 (frv_reorg): Call frv_optimize_membar when appropriate.
8944 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8945 (frv_expand_builtin): Adjust calls accordingly.
8946 (frv_io_address_cookie): New function.
8947 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8948 load or store rather than a special insn. Add ccnstant address and
8949 io-type operands to the membar.
8950 (frv_ifcvt_modify_tests): Unsign regno.
8951 (frv_ifcvt_modify_tests): Same.
8953 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8954 UNSPEC_OPTIONAL_MEMBAR constant.
8955 (builtin_read_<mode>): Delete.
8956 (builtin_write_<mode>): Delete.
8957 ("optional_membar_<mode>"): Add operand.
8959 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8960 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8961 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8962 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8963 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8964 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8965 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8966 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8967 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8969 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8971 * df.c (df_uses_record): Handle SCRATCH.
8973 2005-07-28 Steven Bosscher <stevenb@suse.de>
8976 * passes.c (rest_of_decl_compilation): If decl is a type and
8977 we have encountered errors, don't emit debug information.
8979 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8981 * params.def: Fixed comment.
8983 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8986 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8987 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8988 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8990 2005-07-27 Steven Bosscher <stevenb@suse.de>
8993 * varasm.c (assemble_start_function): Don't do anything that may
8994 require a CFG if the current function is a thunk.
8996 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8998 * doc/install.texi (Prerequisites): Mention that perl is needed
8999 to do export control in libstdc++ targetting Darwin.
9001 2005-07-27 Steven Bosscher <stevenb@suse.de>
9003 PR rtl-optimization/17808
9004 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9005 (sched_insns_conditions_mutex_p): Split out from...
9006 (add_dependence): ...here. But don't call it from here.
9007 (add_dependence_list): Check sched_insns_conditions_mutex_p
9008 before calling add_dependence.
9009 (add_dependence_list_and_free): Likewise.
9010 (fixup_sched_groups): Likewise.
9011 (sched_analyze_1): Likewise.
9012 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9013 (sched_analyze): Likewise.
9014 (sched_analyze_insn): Likewise.
9015 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9016 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9017 dependencies on all COND_EXEC insns to jumps ending basic blocks
9018 when doing intrablock scheduling.
9019 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9021 2005-07-27 Jeff Law <law@redhat.com>
9023 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9024 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9025 equivalency sets, correctly handle the case were vr0 has an
9026 equivalency set, but vr1 does not.
9028 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9030 PR tree-optimization/23073
9031 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9032 vect_print_dump_info before fprintf.
9034 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9036 PR tree-optimize/22348
9037 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9038 Fold the partial computation.
9040 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9042 PR tree-optimization/22325
9043 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9045 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9047 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9048 (force_var_cost): ... this function.
9049 (compute_phi_arg_on_exit): Export.
9051 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9053 PR tree-optimization/20773
9054 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9057 2005-07-27 Richard Guenther <rguenther@suse.de>
9059 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9060 Avoid pushing again if current struct contains only
9061 fields we decomposed.
9063 2005-07-27 Jan Hubicka <jh@suse.cz>
9065 PR tree-optimization/22574
9066 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9069 * tree-tailcall.c (decrease_profile): New function.
9070 (eliminate_tail_call): Use it.
9072 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9073 visibility flags correctly in whole program mode.
9075 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9077 PR rtl-optimization/22472
9078 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9080 2005-07-26 Steven Bosscher <stevenb@suse.de>
9082 PR tree-optimization/22504
9083 * tree-complex.c (expand_complex_addition): Use 'code' instead
9084 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9086 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9088 * config.gcc (cpu_type): Add frv case.
9089 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9090 (supported_defaults): Add fr550 case.
9092 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9095 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9096 whether a pointer of type T * may point to objects of type T *.
9098 2005-07-26 DJ Delorie <dj@redhat.com>
9100 * configure: Regenerate.
9102 2005-07-26 Dale Johannesen <dalej@apple.com>
9104 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9106 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9108 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9109 Clarify use of "build" in name.
9111 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9113 * doc/extend.texi (Raw read/write Functions): New section.
9114 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9115 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9116 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9117 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9118 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9119 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9120 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9121 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9122 * config/frv/frv.c: Add bdesc_loads global.
9123 Add bdesc_stores global.
9124 (frv_init_builtins): Add support for __builtin_{read/write}*.
9125 (frv_volatile_memref): New.
9126 (frv_expand_load_builtin): New.
9127 (frv_expand_store_builtin): New.
9128 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9129 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9130 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9131 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9132 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9133 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9134 (builtin_read_<mode>): New.
9135 (builtin_write_<mode>): New.
9136 (builtin_write64): New.
9137 (optional_membar_<mode>): New.
9139 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9141 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9142 (rather than units) against HOST_BITS_PER_WIDE_INT.
9144 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9146 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9147 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9148 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9149 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9152 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9153 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9154 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9156 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9158 2005-07-26 Richard Guenther <rguenther@suse.de>
9160 PR tree-optimization/22486
9161 * fold-const.c (fold_unary): Fold away useless component
9162 references of the form (T *)&T.x, if the address
9165 2005-07-25 James E Wilson <wilson@specifixinc.com>
9167 * dwarf2out.c (add_call_src_coords_attributes): New.
9168 (gen_inlined_subroutine_die): Call it.
9169 (maybe_emit_file, init_file_table): Add comments.
9170 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9172 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9173 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9174 * tree.h (BLOCK_SOURCE_LOCATION): New.
9175 (struct tree_block): New field locus.
9177 2005-07-26 Andreas Schwab <schwab@suse.de>
9179 PR rtl-optimization/23043
9180 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9181 when allocating a struct unoccr.
9183 2005-07-25 Richard Henderson <rth@redhat.com>
9186 * tree-complex.c (gate_no_optimization): True if errors.
9187 * Makefile.in (tree-complex.o): Update dependencies.
9189 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9191 * config/frv/predicates.md (integer_register_operand): Use
9194 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9197 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9199 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9201 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9203 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9204 types when flag_unsafe_math_optimizations is true.
9206 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9208 * gcc.c (option_map): Add --sysroot.
9209 (process_command): Handle --sysroot.
9210 (display_help): Document it.
9211 * doc/cppopts.tex (-isysroot): Document.
9212 * doc/invoke.texi (--sysroot): Document.
9213 * doc/install.texi (--with-build-sysroot): Document.
9215 * Makefile.in (inhibit_libc): New variable.
9216 (INHIBIT_LIBC_CFLAGS): Likewise.
9217 (LIBGCC2_CFLAGS): Include
9218 $(INHIBIT_LIBC_CFLAGS).
9219 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9220 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9221 ($(T)crtend.o): Likewise.
9222 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9223 ($(T)crtendS.o): Likewise.
9224 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9225 ($(T)crtendT.o): Likewise.
9226 (stmp-fixinc): Do not complain about missing headers if
9228 * configure.ac (inhibit_libc): Set it to true/false.
9229 (--with-build-sysroot): New option. Use it to set
9231 * configure: Regenerated.
9233 2005-07-25 Manfred Hollstein <mh@suse.com>
9235 * calls.c (store_one_arg): Fix unsigned comparison warning.
9237 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9240 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9241 (ggc_print_statistics): Initialize variable before use.
9243 2005-07-25 Richard Guenther <rguenther@suse.de>
9245 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9246 calling with a PHI_NODE argument.
9248 * tree-flow-inline.h (overlap_subvar): Protect against
9251 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9253 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9254 * configure: Regenerate.
9256 2005-07-25 Ira Rosen <irar@il.ibm.com>
9258 * expr.c (highest_pow2_factor): Make extern.
9259 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9260 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9261 record_array_differ_p, array_ptr_differ_p): Likewise.
9262 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9263 additional cases. Call the above functions.
9264 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9265 base_object_differ_p when there are two base objects. Otherwise, compare
9266 base address and offset. Call may_alias_p.
9267 (dump_data_reference): Use a correct field name.
9268 (analyze_array): Make static. Initialize new data-ref fields.
9269 (analyze_indirect_ref): New function.
9270 (init_data_ref): Initialize new data-ref fields.
9271 (strip_conversion): Moved from tree-vect-analyze.c.
9272 (analyze_offset_expr, get_ptr_offset, address_analysis,
9273 object_analysis): Likewise.
9274 (analyze_offset): New function.
9275 (create_data_ref): Likewise.
9276 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9277 dimensions for ARRAY_REFs only.
9278 (build_classic_dist_vector): Make static.
9279 (access_functions_are_affine_or_constant_p): Call macro to get the
9280 address of access functions.
9281 (compute_all_dependences): Add new parameter
9282 compute_self_and_read_read_dependences. Compute self and read-read
9283 dependences if it is true.
9284 (find_data_references_in_loop): Call create_data_ref. Initialize new
9286 (compute_data_dependences_for_loop): Add new parameter
9287 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9288 compute nb_loops. Call compute_all_dependences,
9289 build_classic_dist_vector and build_classic_dir_vector with correct
9291 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9292 with correct parameters. Compare dimensions for ARRAY_REFs only.
9293 (free_data_refs): Call macro to free access functions.
9294 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9295 fields from stmt_vinfo.
9296 (struct base_object_info): New structure.
9297 (struct data_reference): Move fields to base_object_info. Add fields
9298 first_location and object_info for above structures. Move fields from
9299 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9300 aligned_to. Add macros to access the new fields.
9301 Update functions declarations.
9302 * tree-flow.h (is_aliased_with): Declare.
9303 * tree-loop-linear.c (linear_transform_loops): Call
9304 compute_data_dependences_for_loop with correct parameters.
9305 * tree-ssa-alias.c (is_aliased_with): New function.
9306 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9307 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9308 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9309 vect_base_addr_differ_p, compute_subscript_distance and
9310 build_classic_dist_vector. Add printings. Check absolute value of
9312 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9314 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9315 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9316 to bytes. Add printing.
9317 (vect_compute_data_refs_alignment): Go through loads and stores in one
9319 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9320 vect_analyze_data_ref_access): Likewise.
9321 (vect_analyze_pointer_ref_access): Remove.
9322 (vect_address_analysis, vect_object_analysis): Likewise.
9323 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9324 and analyze data-refs in the loop.
9325 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9326 fields of data-ref instead of stmt. Add init to the offset from the
9328 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9329 (vect_update_init_of_dr): Likewise.
9330 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9331 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9333 (new_loop_vec_info): Initialize new fields.
9334 (destroy_loop_vec_info): Free new fields.
9335 (vect_strip_conversion): Remove.
9336 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9337 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9338 datarefs. Add new field ddrs.
9339 Add macros for the new fields access.
9340 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9341 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9342 Remove their macros.
9343 * tree.h (highest_pow2_factor): Declare.
9345 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9347 * calls.c (store_one_arg): Check for sibling call MEM arguments
9348 from already clobbered incoming argument area.
9350 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9352 * c-common.c (check_missing_format_attribute): New.
9353 * c-common.h (check_missing_format_attribute): Likewise.
9354 * c-typeck.c (convert_for_assignment): Use it.
9356 2005-07-24 Andreas Schwab <schwab@suse.de>
9358 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9359 register use a word move. Correct operand of ext.w in 68000 code.
9361 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9363 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9364 variables as declarations, rather than definitions.
9366 2005-07-24 Ira Rosen <irar@il.ibm.com>
9368 PR tree-optimization/22526
9369 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9372 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9374 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9375 that C99 reserve for future use. Use it to define clog10,
9376 clog10f and clog10l.
9378 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9380 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9381 * configure.ac: Check for -Wmissing-format-attribute.
9383 * configure: Regenerate.
9385 2005-07-23 Richard Henderson <rth@redhat.com>
9387 PR tree-optimization/22623
9388 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9390 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9393 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9395 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9397 * Makefile.in (C_TREE_H): Update dependencies.
9398 * c-tree.h: Include toplev.h.
9399 * diagnostic.h (diagnostic_set_info): Add format attribute.
9400 * rtl-error.c (diagnostic_for_asm): Likewise.
9402 2005-07-23 Chao-ying Fu <fu@mips.com>
9404 * config/mips/mips-dsp.md: New file.
9405 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9406 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9408 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9409 MIPS_BUILTIN_BPOSGE32.
9410 (mips_expand_builtin_direct): Add one parameter to indicate that
9411 builtin functions need to return a value.
9412 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9414 (mips_regno_to_class): Add classes for 12 new DSP registers.
9415 (mips_subword): Change to check four HI registers.
9416 (mips_output_move): Output move to and from 6 new DSP accumulators.
9417 (override_options): Make sure -mdsp and -mips16 are not used together.
9418 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9420 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9422 (print_operand): Add 'q' for printing DSP accumulators.
9423 (mips_cannot_change_mode_class): Check ACC_REGS.
9424 (mips_secondary_reload_class): Check ACC_REGS.
9425 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9426 (mips_register_move_cost): Check ACC_REGS.
9427 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9428 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9429 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9430 (dsp_bdesc): New array.
9431 (bdesc_arrays): Add DSP builtin function table.
9432 (mips_prepare_builtin_arg): Check predicate again after
9434 (mips_expand_builtin): Add one more parameter to
9435 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9436 MIPS_BUILTIN_BPOSGE32.
9437 (mips_init_builtins): Initialize new function types.
9438 (mips_expand_builtin_direct): Check if builtin functions need to
9439 return a value and pass operands properly.
9440 (mips_expand_builtin_bposge): New function.
9441 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9442 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9443 (FIRST_PSEUDO_REGISTER): Increase to 188.
9444 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9445 Update for 12 new DSP registers.
9446 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9447 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9448 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9449 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9450 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9451 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9452 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9453 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9454 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9455 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9456 (REGISTER_NAMES): Add names for 12 new DSP registers.
9457 * config/mips/mips.md: Include mips-dsp.md.
9458 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9459 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9460 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9461 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9462 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9463 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9464 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9465 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9466 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9467 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9468 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9469 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9470 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9471 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9472 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9473 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9474 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9475 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9476 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9477 (UNSPEC_RDDSP): New constants.
9478 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9479 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9481 * config/mips/mips.opt (-mdsp): New option.
9482 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9483 (reg_imm10_operand): New predicates.
9484 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9485 * doc/invoke.texi (-mdsp): Document new option.
9487 2005-07-22 DJ Delorie <dj@redhat.com>
9489 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9491 * tree-inline.c (inlinable_function_p): Likewise.
9493 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9496 * toplev.c (check_global_declarations): Do not mark undefined
9497 variables as DECL_IGNORED_P.
9498 * varasm.c (first_global_object_name): GTY it.
9499 (weak_global_object_name): Likewise.
9500 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9501 a string to go into {weak,first}_global_object_name.
9503 2005-07-22 DJ Delorie <dj@redhat.com>
9505 * c-format.c (check_function_format): Change warning control
9506 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9508 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9510 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9511 &PTR->FLD a dereference of PTR.
9512 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9513 a potential dereference of PTR.
9515 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9517 PR rtl-optimization/20370
9518 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9519 call allocate_reg_info if necessary.
9521 PR rtl-optimization/21848
9522 * calls.c (emit_library_call_value_1): For const functions, add
9523 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9525 PR rtl-optimization/22445
9526 * cselib.c (target.h): Include.
9527 (rtx_equal_for_cselib_p): Allow commutative matches.
9528 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9529 Remove MODE parameter. Changed all callers.
9531 PR rtl-optimization/22258
9532 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9534 (try_combine): Use likely_spilled_retval_p.
9536 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9538 * config.gcc: Add crx-elf support.
9540 * doc/contrib.texi: Mention crx.
9541 * doc/extend.texi: Document crx extensions.
9542 * doc/install.texi: Document crx install.
9543 * doc/invoke.texi: Document crx options.
9544 * doc/md.texi: Document crx constraints.
9546 * config/crx/crx-protos.h: New file.
9547 * config/crx/crx.c: New file.
9548 * config/crx/crx.h: New file.
9549 * config/crx/crx.md: New file.
9550 * config/crx/crx.opt: New file.
9551 * config/crx/t-crx: New file.
9553 2005-07-22 Manfred Hollstein <mh@suse.com>
9555 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9557 (int_add_graph_edge): Likewise.
9558 (collapse_nodes): Likewise.
9559 (process_unification_queue): Likewise.
9561 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9562 Laurent GUERBY <laurent@guerby.net>
9564 PR tree-optimization/22336
9565 * function.c (record_block_change): Check for
9566 cfun->ib_boundaries_block.
9568 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9570 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9571 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9573 2005-07-21 DJ Delorie <dj@redhat.com>
9575 * toplev.c (warn_deprecated_use): Add warning control to warning
9577 * c-typeck.c (parser_build_binary_op): Likewise.
9578 (c_finish_if_stmt): Likewise.
9579 * c-common.c (check_function_sentinel): Likewise.
9580 (check_nonnull_arg): Likewise.
9582 2005-07-21 Richard Henderson <rth@redhat.com>
9585 * tree-complex.c (complex_ssa_name_components): New.
9586 (cvc_lookup): Allow entry not found.
9587 (create_components): Remove.
9588 (create_one_component_var, get_component_var): New.
9589 (get_component_ssa_name, set_component_ssa_name): New.
9590 (extract_component): Use get_component_ssa_name.
9591 (update_complex_components): Use set_component_ssa_name.
9592 (update_complex_components_on_edge): Likewise.
9593 (update_phi_components): Create new PHI nodes directly, instead
9594 of adding insns to edges.
9595 (tree_lower_complex): Allocate and free complex_variable_components
9596 and complex_ssa_name_components here.
9598 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9600 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9601 revert to returning false.
9603 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9606 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9608 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9611 * config/i386/i386.md (cmpxf): Change operand constraints
9612 to "nonmemory_operand".
9614 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9616 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9618 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9621 * fold-const.c (fold_build1): Add checksum for the operands.
9622 (fold_build2): Likewise.
9623 (fold_build3): Likewise.
9625 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9628 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9630 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9632 * common.opt (-fforward-propagate): Committed by mistake,
9635 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9637 * reg-stack.c: Fix comment typo(s).
9638 * tree-ssa-operands.c: Likewise.
9639 * tree-vectorizer: Likewise.
9641 2005-07-21 Nick Clifton <nickc@redhat.com>
9643 * config/sh/symbian.c: Replace C++ style line comments with C
9644 style line comments.
9645 (symbian_add_attribute): Do not use a ? operator on the LHS of
9647 (sh_symbian_handle_dll_attribute): Change the type of the
9648 method vector to "VEC(tree,gc)*" and use vector accessor
9649 macros to walk over the elements.
9650 (symbian_export_vtable_and_rtti_p): Likewise.
9651 (symbian_class_needs_attribute_p): Likewise.
9653 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9656 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9657 initialize targetm.resolve_overloaded_builtin here.
9658 (altivec_expand_overloaded_builtin): Make it non-static.
9659 * config/rs6000/rs6000-protos.h
9660 (altivec_expand_overloaded_builtin): New prototype.
9661 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9662 targetm.resolve_overloaded_builtin here.
9663 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9665 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9666 Zdenek Dvorak <dvorakz@suse.cz>
9668 PR tree-optimization/19210
9669 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9671 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9672 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9673 rely on unproven assumptions.
9674 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9675 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9676 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9677 to number_of_iterations_exit.
9678 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9679 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9680 * tree-ssa-loop-niter.c (find_loop_niter,
9681 estimate_numbers_of_iterations_loop): Likewise.
9682 (number_of_iterations_exit): Honor the new options.
9683 * doc/invoke.texi (Wunsafe-loop-optimizations,
9684 funsafe-loop-optimizations): Document them.
9686 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9688 PR rtl-optimization/22167
9689 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9691 2005-07-20 Adam Nemet <anemet@lnxw.com>
9693 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9694 __do_global_dtors_aux longcall.
9696 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9698 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9699 (old_special_pred_table): Don't reference
9700 SPECIAL_MODE_PREDICATES.
9701 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9702 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9703 * config/sh/predicates.h: Don't mention
9704 SPECIAL_MODE_PREDICATES.
9705 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9708 2005-07-20 DJ Delorie <dj@redhat.com>
9710 * config.gcc: Add m32c-elf support.
9712 * doc/contrib.texi: Mention m32c.
9713 * doc/extend.texi: Document m32c extensions.
9714 * doc/install.texi: Mention m32c.
9715 * doc/invoke.texi: Document m32c options.
9716 * doc/md.texi: Document m32c constraints.
9718 * config/m32c/addsub.md: New file.
9719 * config/m32c/bitops.md: New file.
9720 * config/m32c/cond.md: New file.
9721 * config/m32c/jump.md: New file.
9722 * config/m32c/m32c-lib1.S: New file.
9723 * config/m32c/m32c-lib2.c: New file.
9724 * config/m32c/m32c-modes.def: New file.
9725 * config/m32c/m32c-pragma.c: New file.
9726 * config/m32c/m32c-protos.h: New file.
9727 * config/m32c/m32c.abi: New file.
9728 * config/m32c/m32c.c: New file.
9729 * config/m32c/m32c.h: New file.
9730 * config/m32c/m32c.md: New file.
9731 * config/m32c/m32c.opt: New file.
9732 * config/m32c/minmax.md: New file.
9733 * config/m32c/mov.md: New file.
9734 * config/m32c/muldiv.md: New file.
9735 * config/m32c/predicates.md: New file.
9736 * config/m32c/prologue.md: New file.
9737 * config/m32c/shift.md: New file.
9738 * config/m32c/t-m32c: New file.
9740 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9742 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9743 (stack_protect_set, stack_protect_test): New expanders.
9744 (stack_protect_set_si, stack_protect_set_si_media,
9745 stack_protect_set_di_media, stack_protect_test_si,
9746 stack_protect_test_si_media, stack_protect_test_di_media):
9749 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9751 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9753 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9755 * tree.h (tree_expr_nonzero_p): Export.
9756 * fold-const.c (tree_expr_nonzero_p): Likewise.
9757 Return true for CALL_EXPRs that are alloca calls.
9758 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9760 * tree-flow.h (expr_computes_nonzero): Remove.
9761 * tree-vrp.c (expr_computes_nonzero): Remove.
9762 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9763 (extract_range_from_unary_expr): Likewise.
9764 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9765 tree_expr_nonzero_p.
9767 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9769 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9770 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9771 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9772 All callers changed.
9773 (frame_related_constant_load): New arg "related" which controls
9774 setting of RTX_FRAME_RELATED_P. All callers changed.
9775 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9776 (bfin_expand_prologue): Add stack limit checking.
9777 * config/bfin/bfin.md (trapifcc): New pattern.
9779 * config/bfin/bfin.c: Include "langhooks.h".
9780 (def_builtin): Go through lang_hooks to call builtin_function.
9782 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9783 * config/bfin/predicates.md (symbol_ref_operand): New.
9784 (call_insn_operand): Delete. All callers changed to use
9785 register_no_elim_operand.
9786 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9788 (function_arg): Use it to generate the call's operand 2.
9789 (bfin_longcall_p): New function.
9790 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9791 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9792 determine if the address needs to be in a REG.
9793 (bfin_handle_longcall_attribute): New function.
9794 (bfin_attribute_table): Add "longcall" and "shortcall".
9795 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9796 (CUMULATIVE_ARGS): New member call_cookie.
9797 (PREDICATE_CODES): Add symbol_ref_operand.
9798 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9799 extra USE to the pattern.
9800 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9801 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9802 sibcall_value_insn; now the new patterns handle direct calls and the
9803 old ones indirect calls.
9804 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9806 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9808 * doc/trouble.texi: Update section on handling of empty loops.
9810 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9812 * config.gcc: Remove support for sparc-*-openbsd*,
9813 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9815 * config.host: Remove support for i860-*-sysv4* as a host.
9816 * config/i860/*, config/ip2k/*, config/ns32k/*,
9817 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9818 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9819 mention obsolete ports.
9821 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9823 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9825 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9826 of frame_pointer_rtx.
9827 (sh_expand_epilogue): Likewise.
9828 (sh_set_return_address): Likewise.
9829 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9830 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9831 offsets from FRAME_POINTER_REGNUM.
9832 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9833 (sh_register_names): Add initializer for sfp.
9834 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9835 (VALID_REGISTER_P): Likewise.
9836 (FIRST_PSEUDO_REGISTER): Update.
9837 (DWARF_FRAME_REGISTERS): Define.
9838 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9839 (HARD_FRAME_POINTER_REGNUM): Define.
9840 (FRAME_POINTER_REGNUM): Redefine.
9841 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9842 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9843 from FRAME_POINTER_REGNUM.
9844 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9845 FRAME_POINTER_REGNUM.
9846 (REG_CLASS_CONTENTS): Add sfp.
9847 (REG_ALLOC_ORDER): Likewise.
9848 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9849 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9850 of frame_pointer_rtx.
9851 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9853 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9855 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9856 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9857 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9859 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9862 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9864 Make CONSTRUCTOR use VEC to store initializers.
9865 * c-common.c (complete_array_type): Update to cope with VEC in
9867 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9868 (pp_c_constructor_elts): New function.
9869 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9870 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9871 struct constructor_stack, struct initializer_stack,
9872 constructor_elements, push_init_level, pop_init_level,
9873 add_pending_init, find_init_member, output_init_element): Update to
9874 cope with VEC in CONSTRUCTOR_ELTS.
9875 * coverage.c (build_fn_info_value, build_ctr_info_value,
9876 build_gcov_info): Likewise.
9877 * expr.c (categorize_ctor_elements_1, store_constructor,
9878 expand_expr_real_1): Likewise.
9879 * fold-const.c (fold_ternary): Likewise.
9880 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9881 gimplify_init_constructor, gimplify_expr): Likewise.
9882 * tree-dump.c (dequeue_and_dump): Likewise.
9883 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9885 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9887 * tree-sra.c (generate_element_init_1): Likewise.
9888 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9889 * tree-ssa-operands.c (get_expr_operands): Likewise.
9890 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9891 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9892 (get_initial_def_for_reduction): Likewise.
9893 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9894 value handle in annotations.
9895 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9896 tree_node_structure): Add support for constr_kind.
9897 (build_vector_from_ctor, build_constructor_single,
9898 build_constructor_from_list): New functions.
9899 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9900 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9901 Update to cope with VEC in CONSTRUCTOR_ELTS.
9902 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9903 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9904 CONSTRUCTOR_APPEND_ELT): New macros.
9905 (struct constructor_elt, struct tree_constructor): New data types.
9906 (union tree_node): Add tree_constructor field.
9907 * treestruct.def: Define TS_CONSTRUCTOR.
9908 * varasm.c (const_hash_1, compare_constant, copy_constant,
9909 compute_reloc_for_constant, output_addressed_constants,
9910 initializer_constant_valid_p, output_constant,
9911 array_size_for_constructor, output_constructor): Update to cope with
9912 VEC in CONSTRUCTOR_ELTS.
9913 * vec.h (VEC_empty, VEC_copy): New macros.
9915 2005-07-19 Devang Patel <dpatel@apple.com>
9917 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9919 2005-07-19 Richard Henderson <rth@redhat.com>
9922 * gimplify.c (gimplify_expr): Use main variant type for the temp
9923 destination for a discarded volatile read.
9924 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9925 casts between non-void types that change volatility.
9927 2005-07-15 DJ Delorie <dj@redhat.com>
9929 * toplev.h: Add comment about the first parameter for warning().
9930 * errors.h: Likewise.
9932 * c.opt (Wpragmas): New.
9933 * doc/invoke.texi: Document it.
9935 * function.c (do_warn_unused_parameter): Add warning control to
9937 * c-decl.c (warn_if_shadowing): Likewise.
9938 * c-lex.c (cb_def_pragma): Likewise.
9939 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9940 (pop_alignment): Likewise.
9941 (handle_pragma_pack): Likewise.
9942 (apply_pragma_weak): Likewise.
9943 (handle_pragma_weak): Likewise.
9944 (handle_pragma_redefine_extname): Likewise.
9945 (add_to_renaming_pragma_list): Likewise.
9946 (handle_pragma_extern_prefix): Likewise.
9947 (maybe_apply_renaming_pragma): Likewise.
9948 (handle_pragma_visibility): Likewise.
9950 * config/c4x/c4x-c.c (BAD): Likewise.
9951 (c4x_parse_pragma): Likewise.
9952 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9953 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9954 (rs6000_pragma_longcall): Likewise.
9955 * config/v850/v850-c.c (pop_data_area): Likewise.
9956 (ghs_pragma_section): Likewise.
9957 (ghs_pragma_section): Likewise.
9958 (ghs_pragma_interrupt): Likewise.
9959 (ghs_pragma_starttda): Likewise.
9960 (ghs_pragma_startsda): Likewise.
9961 (ghs_pragma_startzda): Likewise.
9962 (ghs_pragma_endtda): Likewise.
9963 (ghs_pragma_endsda): Likewise.
9964 (ghs_pragma_endzda): Likewise.
9966 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9967 Kenneth Zadeck <zadeck@naturalbridge.com>
9969 * Makefile.in: Removed tree-promote-statics.c
9970 * tree-promote-statics.c: Removed.
9971 * common.opt: Removed flag-promote-statics.
9973 * passes.c: Removed tree-promote-statics pass.
9974 * tree-pass.h: Ditto.
9975 * timevar.def: Removed TV_PROMOTE_STATICS.
9978 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9980 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9982 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9984 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9987 * c-common.c (check_function_arguments): Call
9988 'check_function_format' if either -Wformat or
9989 -Wmissing-format-attribute are specified.
9990 * c-format.c (check_function_format): Check -Wformat before
9991 calling 'check_format_info'.
9992 * c-opts.c (c_common_post_options): Don't warn for
9993 -Wmissing-format-attribute without -Wformat.
9994 * c-typeck.c (convert_for_assignment): Detect additional cases for
9995 -Wmissing-format-attribute.
9996 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9999 2005-07-19 Richard Guenther <rguenther@suse.de>
10001 * config/i386/i386.md (lrint<mode>2): Use temporary
10002 instead of clobbering non-existent memory.
10004 2005-07-19 Nick Clifton <nickc@redhat.com>
10006 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10007 statement to avoid displaying ASCII control characters.
10009 2005-07-19 Ben Elliston <bje@au.ibm.com>
10011 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10012 * cfganal.c (find_edge_index): Ditto.
10013 * combine.c (combine_instructions): Ditto.
10014 * ddg.c (create_scc): Ditto.
10015 (find_successors): Ditto.
10016 (find_predecessors): Ditto.
10017 (find_nodes_on_paths): Ditto.
10018 (longest_simple_path): Ditto.
10019 * flow.c (update_life_info): Ditto.
10020 (count_or_remove_death_notes): Ditto.
10021 (clear_log_links): Ditto.
10022 * modulo-sched.c (generate_reg_moves): Ditto.
10023 (find_max_asap): Ditto.
10024 (find_max_hv_min_mob): Ditto.
10025 (find_max_dv_min_mob): Ditto.
10026 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10027 * sched-rgn.c (extract_edgelst): Ditto.
10028 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10029 (dump_update_ssa): Ditto.
10030 (ssa_names_to_replace) Ditto.
10031 (switch_virtuals_to_full_rewrite): Ditto.
10032 (update_ssa): Ditto.
10033 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10035 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10037 Fix PR tree-optimization/22483
10039 * tree-complex.c (create_components): Use
10040 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10041 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10042 * tree-flow.h (safe_referenced_var_iterator): New structure.
10043 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10044 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10045 safe_referenced_var iterator.
10046 (add_type_alias): Ditto.
10048 2005-07-19 Steven Bosscher <stevenb@suse.de>
10050 * loop-init.c (rest_of_handle_loop2): Remove.
10051 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10052 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10053 (pass_rtl_loop_init, pass_rtl_loop_done,
10054 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10055 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10056 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10057 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10058 pass_tree_loop_done, and pass_tree_unswitch.
10059 (gate_loop): Rename to gate_tree_loop.
10060 * passes.c (init_optimization_passes): Update for renamed tree
10061 loop passes. Add the new loop2 passes as subpasses of loop2.
10062 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10063 Update for the renamed tree loop passes.
10065 2005-07-18 Ian Lance Taylor <ian@airs.com>
10067 PR middle-end/22057
10068 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10069 blocks when optimizing.
10071 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10073 * common.opt (frename-registers): Initialize to 2.
10075 (fgcse-after-reload): Ditto.
10076 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10077 (process_options): Only change flag_web, flag_rename_registers,
10078 and flag_rerun_cse_after_loop if not explicitly set by user.
10080 2005-07-18 Jan Beulich <jbeulich@novell.com>
10082 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10083 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10084 in 64-bit mode the same as DImode in 32-bit mode.
10085 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10086 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10087 mode. Add new mode parameter.
10088 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10089 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10090 x86_64_shift_adj): New expanders.
10091 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10092 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10094 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10095 DImode shift splitters.
10096 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10097 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10100 2005-07-18 Jan Beulich <jbeulich@novell.com>
10102 * i386.md (movdi_extzv_1): New.
10103 (zero_extendhidi2): Combine alternatives and never force use of
10105 (zero_extendqidi2): Likewise. Don't restrict input selection.
10107 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10109 Fix PR tree-optimization/22531
10110 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10113 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10115 * tree-promote-statics.c (pass_promote_statics): Change dump file
10118 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10120 * tree-optimize.c (init_tree_optimization_passes): Add
10121 pass_eliminate_useless_stores pass.
10122 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10123 * tree-ssa-pre.c (is_copy_stmt): New function.
10124 (follow_copies_till_vuse): Ditto.
10125 (do_eustores): Ditto.
10126 (gate_eustores): Ditto.
10128 2005-07-16 Richard Henderson <rth@redhat.com>
10130 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10132 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10133 Kenneth Zadeck <zadeck@naturalbridge.com>
10135 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10136 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10137 ipa-type-escape.h, tree-promote-statics.c
10138 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10139 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10140 tree-promote-statics.c: new files.
10141 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10142 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10143 int nonlocal_set_p, mark_constant_function): Deleted.
10144 (rest_of_handle_cfg): Removed call to mark_constant_function.
10145 (nonoverlapping_component_refs_p): Added calls to support
10146 type based aliasing.
10147 * tree-ssa-alias.c (may_alias_p,
10148 compute_flow_insensitive_aliasing): Ditto.
10149 * calls.c (flags_from_decl_or_type): Removed reference to
10151 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10152 too many arguments. This is necessary for Spec 2000.
10153 * cgraph.h (const_function, pure_function): Removed.
10154 * common.opt: Added "fipa-pure-const", "fipa-reference",
10155 "fipa-type-escape", and "ftree-promote-static".
10157 * passes.c: Added ipa and tree-promote-statics passes.
10158 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10159 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10160 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10161 * tree-flow.h: Added exposed sra calls and addition of
10162 reference_vars_info field for FUNCTION_DECLS.
10163 * tree-pass.h: Added passes.
10164 * tree-sra.c: (sra_init_cache): New function.
10165 (sra_insert_before, sra_insert_after) Made public.
10166 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10168 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10169 aliasing. (may_alias_p): Added code to use type escape analysis to
10170 improve alias sets.
10171 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10172 code to prune clobbers of static variables based on information
10173 produced in ipa-reference pass. Changed call clobbering so that
10174 statics are not marked as clobbered if the call does not clobber
10177 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10179 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10182 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10184 * doc/install.texi (*-*-solaris2*): Document recommended version
10185 of GNU binutils and mention GNU linker problem on Solaris 10.
10187 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10190 * c-decl.c (c_build_bitfield_integer_type): New function.
10191 (finish_struct): Call it.
10192 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10194 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10196 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10199 2005-07-16 Jan Hubicka <jh@suse.cz>
10201 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10202 (scale_bbs_frequencies_int): Watch roundoff errors.
10203 * predict.c (return_prediction): Initialize return_stmt.
10205 2005-07-16 Jan Hubicka <jh@suse.cz>
10207 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10208 after RTL profiling.
10210 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10212 PR middle-end/22398
10213 * fold-const.c (build_range_check): Convert high/low to etype
10214 if we are only comparing against exp.
10216 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10218 Fix PR tree-optimization/22376
10219 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10221 (need_to_solve): New function.
10222 (compute_points_to_sets): Use it.
10224 2005-07-15 Jan Hubicka <jh@suse.cz>
10226 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10227 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10229 2005-07-15 Richard Guenther <rguenther@suse.de>
10231 * c-common.c (handle_flatten_attribute): New function.
10232 Add flatten function attribute.
10233 * doc/extend.texi: Document flatten function attribute.
10234 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10235 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10237 (cgraph_decide_inlining): Handle functions with flatten
10240 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10242 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10243 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10244 UNSPEC_XCHG, UNSPEC_AND): New.
10245 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10246 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10247 * config/rs6000/sync.md (FETCHOP): New code macro.
10248 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10250 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10251 (sync_compare_and_swap<mode>): Same.
10252 (sync_lock_test_and_set<mode>): Same.
10253 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10254 for QImode and HImode, and not PPC405.
10255 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10256 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10257 (sync_<fetchop>{si,di}_internal): New.
10258 (sync_nand{si,di}_internal): New.
10259 (sync_old_<fetchop>{si,di}_internal): New.
10260 (sync_old_nand{si,di}_internal): New
10261 (sync_new_<fetchop>{si,di}_internal): New.
10262 (sync_new_nand{si,di}_internal): New.
10263 (atomic_and{si,di}): New.
10264 (sync_new_nand{si,di}_internal): New.
10265 (atomic_and{si,di}): New.
10266 (sync_add<mode>_internal): Delete.
10267 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10268 (sync_sub<mode>_internal): Delte.
10269 (sync_subshort_internal): New.
10270 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10271 (sync_anddi_internal): Delete.
10272 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10273 (sync_booldi_internal): Delete.
10274 (sync_boolc<mode>_internal): Delete.
10275 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10276 (sync_boolc<mode>_internal2): Delete.
10277 (sync_boolcc<mode>_internal): Delete.
10278 (isync, lwsync): Use unspec instead of unspec_volatile.
10279 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10280 Revert UNSPEC_VOLATILE.
10281 (rs6000_split_atomic_op): New.
10282 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10284 2005-07-14 Eric Christopher <echristo@redhat.com>
10286 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10287 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10289 2005-07-14 Eric Christopher <echristo@redhat.com>
10291 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10293 2005-07-14 Steven Bosscher <stevenb@suse.de>
10295 PR tree-optimization/22230
10296 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10297 the computation of the four cross productions for "range op range".
10299 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10300 Ulrich Weigand <uweigand@de.ibm.com>
10303 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10306 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10308 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10310 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10312 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10314 2005-07-14 Richard Guenther <rguenther@suse.de>
10316 PR middle-end/22347
10317 * config/i386/i386-protos.h (ix86_function_value): Change
10318 prototype to match new target hook.
10319 * config/i386/i386.c (ix86_value_regno): Change prototype
10320 to take extra type argument.
10321 (TARGET_FUNCTION_VALUE): Define.
10322 (ix86_function_ok_for_sibcall): Pass extra argument to
10323 ix86_value_regno, check return slot rtx for exact match.
10324 (ix86_function_value): Take extra parameter. Dispatch to
10325 ix86_value_regno with fndecl/fntype as provided.
10326 (ix86_value_regno): Handle extra type argument.
10327 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10329 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10330 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10331 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10332 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10333 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10335 2005-07-14 Richard Guenther <rguenther@suse.de>
10337 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10338 * calls.c (expand_call): Pass fntype to hard_function_value.
10339 (emit_library_call_value_1): Likewise.
10340 * explow.c: Include target.h.
10341 (hard_function_value): Take extra argument, the fntype.
10342 Use new target hook for function_value.
10343 * expr.h (hard_function_value): Change prototype.
10344 * function.c (aggregate_value_p): Pass 0 as fntype to
10345 hard_function_value.
10346 (assign_parms): Use new target hook for function_value.
10347 Pass 0 as fntype to hard_function_value.
10348 (expand_function_end): Likewise.
10349 * reg-stack.c: Include target.h.
10350 (stack_result): Use new target hook for function_value.
10351 * target-def.h: New target hook function_value.
10352 * target.h: Likewise.
10353 * targhooks.c (default_function_value): New function.
10354 * targhooks.h (default_function_value): Declare.
10356 2005-07-13 Ian Lance Taylor <ian@airs.com>
10358 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10360 2005-07-14 Jan Hubicka <jh@suse.cz>
10362 * tree-dfa.c (dump_variable): Use default_def function.
10363 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10364 * tree-ssa.c (verify_use): Likewise.
10365 * tree-ssanames.c (release_ssa_name): Likewise.
10366 * tree-tailcall.c (eliminate_tail_call): Likewise.
10367 (tree_optimize_tail_calls_1): Likewise.
10368 * tree-vrp.c (get_value_range): Likewise.
10370 2005-07-14 Ben Elliston <bje@au.ibm.com>
10372 * gcc.c (main): Compare language[0] with '*' when iterating over
10375 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10377 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10378 "s390_emit_compare". Add handling of CCZ1mode.
10379 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10380 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10382 (s390_branch_condition_mask): Add CCZ1mode handling.
10383 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10384 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10385 Use CCZ1mode instead of CCZmode.
10386 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10388 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10390 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10392 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10394 2005-07-13 Eric Christopher <echristo@redhat.com>
10396 * config/mips/mips.c (mips_canonicalize_comparison): New.
10397 (mips_emit_int_relational): Use.
10399 2005-07-13 Eric Christopher <echristo@redhat.com>
10401 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10402 static extra parts.
10403 * config/s390/s390.md: Include tpf.md. Move tpf specific
10405 * config/s390/tpf.md: To here.
10406 * config/s390/s390.opt: Move tpf specific options...
10407 * config/s390/tpf.opt: to here. Add mmain option.
10408 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10409 * config/s390/tpf.h: Rewrite.
10411 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10413 * doc/tm.texi: Remove @xref{Cross-profiling}.
10415 2005-07-13 Jeff Law <law@redhat.com>
10417 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10418 expressions, test their _DECL operands for pointer equality rather
10419 than using operand_equal_p.
10421 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10423 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10424 (TARGET_POSIX_IO): This.
10425 * config/darwin.h: Likewise.
10426 * config/freebsd.h: Likewise.
10427 * config/linux.h: Likewise.
10428 * config/lynx.h: Likewise.
10429 * config/netbsd.h: Likewise.
10430 * config/rs6000/linux64.h: Likewise.
10431 * config/rs6000/linux.h: Likewise.
10432 * config/s390/tpf.h: Likewise.
10433 * config/sh/embed-elf.h: Likewise.
10434 * config/sparc/linux64.h: Likewise.
10435 * config/sparc/linux.h: Likewise.
10436 * config/svr4.h: Likewise.
10437 * gcov-io.h: Likewise.
10439 * doc/tm.texi: Updated.
10441 * libgcov.c (create_file_directory): Defined only if
10442 TARGET_POSIX_IO is defined.
10443 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10446 2005-07-13 Jan Hubicka <jh@suse.cz>
10448 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10450 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10452 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10453 structure as argument.
10455 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10457 PR tree-optimization/21921
10458 * tree-iterator.c (tsi_link_before): Support the case when
10459 tsi_end_p (tsi) == true.
10461 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10463 PR tree-optimization/22442
10464 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10467 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10469 PR rtl-optimization/20376
10470 * toplev.c (process_options): Enable -fweb and -frename-registers when
10472 * doc/invoke.texi: Update the information about when -fweb and
10473 -frename-registers are enabled.
10475 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10478 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10479 if *rhs_p is not a SSA_NAME.
10481 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10483 Fix PR tree-optimization/22422
10484 * tree-ssa-structalias.c (struct variable_info): Add flag for
10486 (get_varinfo): Now a static function.
10487 (new_varinfo): init has_union and is_special_var to false.
10488 (solution_set_add): Check has_union.
10489 (do_da_constraint): Move temporary variable so it gets reset
10491 Also check for special variable.
10492 (do_ds_constraint): Ditto.
10493 (do_sd_constraint): Ditto.
10494 (do_structure_copy): Check for special variable.
10495 (find_func_aliases): Ditto.
10496 (init_base_vars): Set special vars properly.
10498 2005-07-13 Jan Hubicka <jh@suse.cz>
10500 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10503 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10504 (get_expr_operands): Fix thinko wrt flags and subvars.
10506 PR tree-optimize/22379
10507 * tree-inline.c (expand_call_inline): Do not output sorry in early
10510 2005-07-12 Dale Johannesen <dalej@apple.com>
10512 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10514 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10517 * host-linux.h: Include limits.h.
10519 2005-07-12 Dale Johannesen <dalej@apple.com>
10521 * expr.c (compress_float_constant): Add cost check.
10522 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10524 2005-07-12 Dale Johannesen <dalej@apple.com>
10526 * gcc.target/i386/compress-float-sse.c: New.
10527 * gcc.target/i386/compress-float-sse-pic.c: New.
10528 * gcc.target/i386/compress-float-387.c: New.
10529 * gcc.target/i386/compress-float-387-pic.c: New.
10530 * gcc.dg/compress-float-ppc.c: New.
10531 * gcc.dg/compress-float-ppc-pic.c: New.
10533 2005-07-12 Eric Christopher <echristo@redhat.com>
10535 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10536 static extra parts.
10537 * config/s390/s390.md: Include tpf.md. Move tpf specific
10539 * config/s390/tpf.md: To here.
10540 * config/s390/s390.opt: Move tpf specific options...
10541 * config/s390/tpf.opt: to here. Add mmain option.
10542 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10543 * config/s390/tpf.h: Rewrite.
10545 2005-07-12 Eric Christopher <echristo@redhat.com>
10547 * gcc.c (struct infile): Update comment for language.
10548 (main): Rewrite input file resetting code.
10550 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10553 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10554 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10555 (lookup_avail_expr): Use constant_boolean_node instead
10556 of boolean_false_node/boolean_true_node.
10558 2005-07-12 Ben Elliston <bje@au.ibm.com>
10560 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10561 and use it when printing num_edges.
10563 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10565 * doc/extend.texi (Blackfin Built-in Functions): New section.
10566 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10569 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10571 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10572 s/cmpstrsi/cmpstrnsi
10573 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10575 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10576 (init_optabs): Initialize cmpstrn_optab.
10577 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10578 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10579 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10580 * config/i386/i386.md: s/cmpstr/cmpstrn
10581 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10582 * doc/md.texi: Update documentation.
10584 2005-07-11 Richard Henderson <rth@redhat.com>
10586 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10587 build_va_arg_indirect_ref.
10588 (alpha_gimplify_va_arg): Likewise.
10589 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10590 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10591 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10592 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10593 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10594 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10596 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10598 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10600 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10601 * passes.c (init_optimization_passes): Add pass_empty_loop.
10602 * tree-pass.h (pass_empty_loop): Declare.
10603 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10604 try_remove_empty_loop, remove_empty_loops): New functions.
10605 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10606 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10608 2005-07-12 Peter Barada <peter@the-baradas.com>
10610 PR middle-end/16719
10611 PR middle-end/18421
10612 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10613 in address registers.
10614 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10615 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10616 alternative of addsi3_5200.
10618 2005-07-11 Ian Lance Taylor <ian@airs.com>
10620 * config/mips/mips.md (ffs<mode>2): Remove.
10622 2005-07-11 Ian Lance Taylor <ian@airs.com>
10624 * doc/tree-ssa.texi (Cleanups): Improve description of
10626 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10628 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10630 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10631 * tree.h (DECL_ARGUMENT_FLD): New macro.
10633 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10635 Fix PR tree-optimization/22404
10637 * tree-ssa-structalias.c (create_variable_info_for): Use
10640 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10642 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10643 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10644 for second comparison operand.
10645 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10647 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10648 (define_insn_reservation "alu"): Likewise.
10649 (csync, ssync): Now of type sync.
10650 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10651 -mcsync-anomaly -mspecld-anomaly.
10652 * config/bfin/bfin.opt (mcsync): Remove.
10653 (mcsync-anomaly, mspecld-anomaly): Add.
10654 * config/bfin/bfin.c: Include "insn-codes.h".
10655 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10656 (TARGET_DEFAULT_TARGET_FLAGS): New.
10657 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10659 2005-07-11 Steven Bosscher <stevenb@suse.de>
10661 * basic-block.h: Give the BB flags enum a name, bb_flags.
10662 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10663 * cfgcleanup.c (enum bb_flags): Remove here.
10664 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10665 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10666 (update_forwarder_flag): Likewise.
10667 (thread_jump): Likewise.
10668 (try_forward_edges): Likewise.
10669 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10670 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10671 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10673 2005-07-11 Richard Guenther <rguenther@suse.de>
10675 * config/i386/i386.opt: New target option -msseregparm.
10676 * config/i386/i386.c (override_options): Error out for
10677 -msseregparm but no SSE support.
10678 (ix86_function_sseregparm): Check for global sseregparm.
10679 * doc/invoke.texi: Document -msseregparm.
10681 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10683 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10684 (m32rle-*-linux*): Ditto.
10686 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10688 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10689 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10692 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10694 PR middle-end/22239
10696 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10697 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10699 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10701 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10702 (varmap): Heapify varmap.
10703 (constraints): Heapify constraints.
10704 (struct constraint_graph): Heapify succs and preds.
10705 (constraint_vec_find): Update for heapification.
10706 (constraint_set_union): Ditto.
10707 (insert_into_complex): Ditto.
10708 (constraint_edge_vec_find): Ditto.
10709 (erase_graph_self_edge): Ditto.
10710 (add_graph_edge): Ditto.
10711 (get_graph_weights): Ditto.
10712 (merge_graph_nodes): Ditto.
10713 (build_constraint_graph): Ditto.
10714 (topo_visit): Ditto.
10715 (solve_graph): Ditto.
10716 (create_variable_info_for): Ditto.
10717 (init_base_vars): Ditto.
10718 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10719 (condese_varmap_nodes): Free complex vector.
10720 (clear_edges_for_node): Clear succs and preds vector.
10722 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10724 * tree-ssa-structalias.c (update_alias_info): Change counting of
10725 references to not include vdefs.
10727 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10729 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10730 (up_insert): Ditto.
10732 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10734 * pa.c (pa_commutative_p): Make PLUS commutative when
10735 TARGET_NO_SPACE_REGS is true.
10737 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10739 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10740 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10741 * tree-dfa.c (dump_subvars_for): New.
10742 (debug_subvars_for): New.
10743 (dump_variable): Show subvariables if VAR has them.
10744 * tree-flow-inline.h (get_subvar_at): New.
10745 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10746 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10748 (struct subvar): Change fields offset and size to unsigned
10750 (dump_subvars_for): Declare.
10751 (debug_subvars_for): Declare.
10752 (get_subvar_at): Declare.
10753 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10754 to unsigned HOST_WIDE_INT *.
10755 (overlap_subvar): Likewise.
10756 * tree-gimple.c (is_gimple_reg): Always return false for
10757 SFTs and memory tags.
10758 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10759 Update all callers.
10760 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10761 (compute_may_aliases): Call compute_points_to_sets.
10762 (collect_points_to_info_for): Remove.
10763 (compute_points_to_and_addr_escape): Remove.
10764 (delete_alias_info): Call delete_points_to_sets.
10765 (compute_flow_sensitive_aliasing): If the call to
10766 find_what_p_points_to returns false, call set_pt_anything.
10767 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10768 (set_pt_anything): Clear pi->pt_vars.
10769 (set_pt_malloc): Remove.
10770 (merge_pointed_to_info): Remove.
10771 (add_pointed_to_expr): Remove.
10772 (add_pointed_to_var): Remove.
10773 (collect_points_to_info_r): Remove.
10774 (is_escape_site): Make extern.
10776 (create_overlap_variables_for): Call it.
10777 * tree-ssa-copy.c (merge_alias_info): Never merge
10778 flow-sensitive alias information.
10779 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10780 offset and size to be unsigned HOST_WIDE_INT.
10781 (add_to_addressable_set): Rename from note_addressable.
10782 Set TREE_ADDRESSABLE as the variables are added to the set.
10784 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10785 operands into VUSEs when adding V_MAY_DEFs for members in an
10787 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10788 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10789 (struct variable_info): Add bitfield is_heap_var.
10790 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10791 (new_var_info): Initialize is_heap_var.
10792 (get_constraint_for): Add HEAP variables to the symbol table.
10793 Mark them with is_heap_var.
10794 (update_alias_info): New. Taken mostly from the old
10795 compute_points_to_and_addr_escape.
10796 (handle_ptr_arith): New.
10797 (find_func_aliases): Call update_alias_info.
10798 Call handle_ptr_info for tcc_binary expressions.
10799 Call mark_stmt_modified.
10800 (create_variable_info_for): If DECL has subvars, do not create
10801 variables for its subvars. Always add all the fields.
10802 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10803 SFTs, then add all the SFTs of the structure.
10804 If VI->DECL is an aggregate with subvariables, add the SFT at
10806 (find_what_p_points_to): If VI is an artificial variable,
10807 translate to bitfields in SSA_NAME_PTR_INFO.
10808 If the solution is empty, set pi->pt_vars to NULL
10809 (init_base_vars): Create ANYOFFSET.
10810 (compute_points_to_sets): Rename from create_alias_vars.
10812 (pass_build_pta): Remove.
10813 (delete_points_to_sets): Rename from delete_alias_vars.
10814 (pass_del_pta): Remove.
10815 * tree-ssa-structalias.h (struct alias_info): Move from
10817 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10818 NUM_REFERENCES_SET): Likewise.
10819 (compute_points_to_sets, delete_points_to_sets): Declare.
10821 2005-07-09 Richard Henderson <rth@redhat.com>
10823 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10824 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10825 alpha_split_lock_test_and_set_12): New functions.
10826 * config/alpha/alpha-protos.h: Update.
10827 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10828 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10829 * config/alpha/sync.md (I12MODE): New.
10830 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10831 (sync_<fetchop_name><I48MODE>): Likewise.
10832 (sync_nand<I48MODE>): Likewise.
10833 (sync_old_<fetchop_name><I48MODE>): Likewise.
10834 (sync_new_<fetchop_name><I48MODE>): Likewise.
10835 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10836 (sync_compare_and_swap<I48MODE>): Likewise.
10837 (sync_lock_test_and_set<I48MODE>): Likewise.
10838 (sync_compare_and_swap<I12MODE>): New.
10839 (sync_compare_and_swap<I12MODE>_1): New.
10840 (sync_lock_test_and_set<I12MODE>): New.
10841 (sync_lock_test_and_set<I12MODE>_1): New.
10843 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10847 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10849 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10851 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10852 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10854 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10857 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10859 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10861 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10862 memory_operand constraint.
10863 (store_conditional_<mode>): Same.
10864 (sync_compare_and_swap<mode>): Same.
10865 (sync_lock_test_and_set<mode>): Same.
10867 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10869 Rewrite PIC support to more closely model actual instructions.
10870 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10871 (cris_symbol): Remove prototypes for removed functions.
10872 (cris_pic_symbol_type_of, cris_valid_pic_const)
10873 (cris_expand_pic_call_address): Prototypes for new functions.
10874 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10876 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10878 <case ':'>: Add case for new punctuation character.
10879 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10880 emitting (extra) PIC modifier.
10881 <case UNSPEC>: Do not assert for PLT.
10882 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10883 (cris_expand_prologue, cris_expand_epilogue): Check
10884 for pic_offset_table_rtx usage instead of taking
10885 current_function_uses_pic_offset_table as the final word.
10886 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10887 Remove flag_pic difference.
10888 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10889 the moral equivalents of...
10890 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10892 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10893 (cris_handle_option): Mark ARG as unused.
10894 (cris_expand_pic_call_address): New worker function for "call",
10896 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10897 output PIC constructs here.
10898 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10899 as symbol-specific modifers, not whole or part of operands.
10900 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10901 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10902 constants and flag_pic.
10903 (CONSTANT_INDEX_P): Adjust for new functions.
10904 (enum cris_pic_symbol_type): New helper type.
10905 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10906 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10907 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10909 ("movsi"): Emit actual instructions for GOT and relative access.
10910 ("*movsi_got_load"): New pattern to set up the register holding
10912 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10913 Adjust FIXME for 'S'.
10914 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10915 Use "movs" for -fpic cases.
10916 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10917 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10918 ("call", "call_value"): Just call cris_expand_pic_call_address for
10920 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10921 Remove special pattern.
10922 ("*expanded_call_side", "*expanded_call_value_side"): New
10924 (gotplt-to-plt, gotplt-to-plt-side-call)
10925 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10927 * config/cris/cris/predicates.md
10928 ("cris_general_operand_or_gotless_symbol"): Remove unused
10930 ("cris_general_operand_or_symbol"): Adjust for new functions.
10932 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10934 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10936 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10938 * Makefile.in (TREE_H): Add treestruct.def.
10939 (c-decl.o): Add pointer-set.h
10940 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10941 visibility on regular DECL's.
10942 (merge_decls): Fix the copying of decl nodes of various types for
10943 the new structures. Don't update RTL, section name, weak status,
10944 etc, on DECL's without RTL.
10945 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10946 Don't check volatile on non-variable types.
10947 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10948 to check whether we have seen arguments.
10949 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10950 flag is checked before field (flag is common, field is not).
10951 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10952 TS_DECL_COMMON could have an origin.
10953 (add_location_or_const_value_attribute): Don't check section name
10954 on non-var/function decls.
10955 (dwarf2out_var_location): Reverse order of tests.
10956 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10957 with DECL_WRTL_CHECK.
10958 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10959 * fold-const.c (fold_binary): Don't check weakness on
10960 non-var/function decls.
10961 (tree_expr_nonzero_p): Ditto.
10962 (fold_checksum_tree): Use tree_decl_extra as sizeof
10964 * ggc-page.c (extra_order_size_table): Add sizes for
10965 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10967 * gimplify.c (gimplify_bind_expr): Only set
10968 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10969 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10971 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10972 * langhooks.h (init_ts). New langhook.
10973 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10974 * print-tree.c (print_node): Update to only print fields that
10975 exist in the structures the passed decl has.
10976 * toplev.c (wrapup_global_declarations): Don't reset
10977 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10978 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10979 * tree-inline.c (remap_decl): Ditto.
10980 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10981 * tree-pretty-print.c (print_declaration): Don't print
10982 DECL_REGISTER on things that don't contain it.
10983 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10984 non-var/function decls.
10985 * tree.c (tree_contains_struct): New structure.
10986 (init_priority_for_decl): New hashtable.
10987 (tree_int_map): New structure.
10988 (tree_int_map_eq): New function.
10989 (tree_int_map_marked_p): Ditto.
10990 (tree_int_map_hash): Ditto.
10991 (tree_map): Move to tree.h.
10992 (tree_map_eq): Externalize.
10993 (tree_map_hash): Ditto.
10994 (tree_map_marked_p): Ditto.
10995 (init_ttree): Set up tree_contains_struct and call langhook.
10996 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10997 (tree_code_size): Update for new structures.
10998 (tree_node_structure): Update for new structures.
10999 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11001 (copy_node_stat): Copy init priority.
11002 (build_decl_stat): Ditto for visibility.
11003 (ts_enum_names): New.
11004 (tree_contains_struct_check_failed): New function.
11005 (decl_init_priority_lookup): Ditto.
11006 (decl_init_priority_insert): Ditto.
11007 * treestruct.def: New file.
11008 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11009 (CONTAINS_STRUCT_CHECK): Ditto.
11010 (tree_contains_struct_check_failed): New prototype.
11011 (DECL_CHECK): Removed.
11012 (DECL_MINIMAL_CHECK): New.
11013 (DECL_COMMON_CHECK): Ditto.
11014 (DECL_WRTL_CHECK): Ditto.
11015 (DECL_NON_COMMON_CHECK): Ditto.
11016 (DECL_WITH_VIS_CHECK): Ditto.
11017 (VAR_OR_FUNCTION_DECL_P): Ditto
11018 (struct tree_decl_minimal): New structure.
11019 (struct tree_decl_common): Ditto.
11020 (struct tree_decl_with_rtl): Ditto.
11021 (struct tree_decl_with_vis): Ditto.
11022 (struct tree_decl_non_common): Ditto.
11023 (struct tree_field_decl): Ditto.
11024 (struct tree_parm_decl): Ditto.
11025 (struct tree_var_decl): Ditto.
11026 (struct tree_function_decl): Ditto.
11027 (struct tree_const_decl): Ditto.
11028 (struct tree_result_decl): Ditto.
11029 (union tree_node): Add new structures.
11030 * var-tracking.c (track_expr_p): Reverse order of tests.
11032 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11034 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11036 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11037 * system.h: Poison FINALIZE_PIC.
11038 * doc/tm.texi (FINALIZE_PIC): Remove.
11040 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11043 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11044 to the correct type if we have a MODIFY_EXPR.
11046 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11048 PR tree-optimization/22360
11049 * tree.c (upper_bound_in_type): Fix calculations for casting
11050 to a non-wider signed type and casting a signed value to a
11051 wider unsigned type.
11052 (lower_bound_in_type): Fix calculations for casting to a
11053 non-wider signed type.
11055 PR tree-optimization/20139
11056 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11058 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11059 fold_cond_expr_cond.
11060 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11061 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11063 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11066 * tree-complex.c (expand_complex_libcall): Produce
11067 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11069 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11071 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11072 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11073 b" assert and inserted fastpath code for this case.
11074 (bitmap_ior): Removed "a != b" assert.
11076 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11078 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11079 (ENDFILE_SPEC): Likewise.
11080 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11082 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11083 a large stack frame at epilogue.
11085 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11087 * final.c: Include sdbout.h when required.
11089 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11091 * config.gcc (*-*-darwin*): Only one target-specific header file
11092 for generic darwin.
11093 (powerpc-*-darwin*): Add version-specific header files.
11094 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11095 * config.in: Regenerate.
11096 * configure: Regenerate.
11097 * gcc.c: Include xregex.h.
11098 (version_compare_spec_function): New.
11099 (spec_function): Add version-compare.
11100 (replace_outfile_spec_function): Reformat comment.
11101 (compare_version_strings): New.
11102 * config/darwin-c.c (version_as_macro): New.
11103 (builtin_define): New.
11104 (darwin_cpp_builtins): New.
11105 * config/darwin-protos.h (darwin_cpp_builtins): New.
11106 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11107 (LIB_SPEC): Make unconditional, update comment.
11108 (TARGET_C99_FUNCTIONS): Define.
11109 * config/darwin.opt: Sort.
11110 (mmacosx-version-min=): New.
11111 * config/darwin7.h: Delete.
11112 * config/darwin8.h: Delete.
11113 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11114 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11115 (TARGET_C99_FUNCTIONS): Define.
11116 * config/rs6000/darwin7.h: New.
11117 * config/rs6000/darwin8.h: New.
11118 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11119 (-mmacosx-version-min): Document.
11121 2005-07-07 Ian Lance Taylor <ian@airs.com>
11123 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11125 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11127 PR middle-end/22239
11128 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11130 2005-07-07 Khem Raj <kraj@mvista.com>
11132 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11133 in bytes, not words.
11135 2005-07-07 Paul Brook <paul@codesourcery.com>
11137 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11138 DEFAULT_FUNCTION_ARG_PADDING to upward.
11140 2005-07-07 Richard Henderson <rth@redhat.com>
11142 * function.c (locate_and_pad_parm): Record parameter alignment in
11143 stack_alignment_needed.
11145 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11147 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11148 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11149 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11150 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11151 (define_attr "type"): Add isync, sync, load_l, store_c.
11152 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11153 Create scratch volatile MEM.
11154 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11156 (load_locked_<mode>): New.
11157 (store_conditional_<mode>): New.
11158 (sync_compare_and_swap<mode>): Replace with splitter.
11159 (sync_lock_test_and_set<mode>): Replace with splitter.
11160 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11162 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11163 is ics. Attribute isync.
11164 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11166 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11167 and UNSPECV_SYNC_OP.
11168 (emit_unlikely_jump): New.
11169 (emit_load_locked): New.
11170 (emit_store_conditional): New.
11171 (rs6000_split_compare_and_swap): New.
11172 (rs6000_split_lock_test_and_set): New.
11173 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11174 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11175 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11176 rs6000_split_lock_test_and_set): Declare.
11177 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11178 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11179 store_c, isync, sync.
11181 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11183 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11184 filenames to gtyp-gen.h.
11185 (s-typ-gen): Use it in place of for loops.
11187 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11189 * hooks.c (hook_bool_rtx_int_false): New function.
11190 * hooks.h (hook_bool_rtx_int_false): Declare.
11191 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11192 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11193 * target.h (struct gcc_target): Add commutative_p member.
11194 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11195 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11196 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11197 (pa_commutative_p): New function.
11198 * jump.c (target.h): Include.
11199 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11200 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11202 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11204 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11205 (s390_expand_setmem): New.
11206 * config/s390/s390.c: Likewise.
11207 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11209 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11210 general_operand. Call new function "s390_expand_setmem".
11211 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11212 ("setmem_long", "*setmem_long"): ... this.
11214 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11216 * config/s390/s390.c: (optimization_options): Enable
11217 TARGET_MVCLE at -Os.
11218 * doc/invoke.texi: Document changes in default behaviour.
11219 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11221 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11223 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11224 defined by back-end.
11226 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11228 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11229 all sets in the pattern.
11230 * config/rs6000/rs6000.md (stack_protect_testsi,
11231 stack_protect_testdi): Likewise.
11233 2005-07-06 Jeff Law <law@redhat.com>
11235 * tree-vrp.c (simplify_using_ranges): Kill.
11236 (vrp_finalize): Remove call to simplify_using_ranges.
11237 (simplify_stmt_using_ranges): New function extracted from
11238 simplify_using_ranges.
11239 (simplify_div_or_mod_using_ranges): Likewise.
11240 (simplify_abs_using_ranges): Likewise.
11241 (simplify_cond_using_ranges): New function.
11242 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11243 * tree-ssa-propagate.c (substitute_and_fold): Call
11244 simplify_stmt_using_ranges if we have range information.
11246 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11248 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11249 ia64_flag_schedule_isns2.
11251 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11252 reading/writing general registers.
11253 (ia64_function_arg): Revert 2005-06-18 change.
11255 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11257 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11258 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11260 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11262 * function.c (expand_function_end): Revert part of 2005-06-27
11263 patch. Do sjlj_emit_function_exit_after after return_label.
11265 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11267 * doc/install.texi (--disable-libssp): New.
11269 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11271 * doc/invoke.texi: Update -fforce-mem documentation.
11272 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11273 code for -fforce-mem.
11274 * expmed.c: (store_bit_field,store_fixed_bit_field,
11275 extract_bit_field): Ditto.
11276 * expr.c: (convert_move): Ditto.
11277 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11278 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11279 emit_conditional_add,expand_float,expand_fix): Ditto.
11280 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11281 (common_handle_option): Issue warning when -fforce-mem specified.
11283 2005-07-06 Paul Brook <paul@codesourcery.com>
11285 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11287 * configure: Regenerate.
11289 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11291 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11293 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11295 Fix PR tree-optimization/22319
11296 Fix PR tree-optimization/22140
11297 Fix PR tree-optimization/22310
11299 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11300 variable sized types.
11301 Use correct type for intermediate structure on *a = *b structure
11304 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11306 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11308 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11309 (machine_function): Move typedef to...
11310 * config/rs6000/rs6000.c (machine_function): ... here. Add
11311 varargs_save_offset field.
11312 (rs6000_stack_t): Remove varargs_size field.
11313 (setup_incoming_varargs): Allocate varargs save area using
11314 assign_stack_local, try to make it as small as possible.
11315 Save offset from virtual_stack_vars_rtx to the save area
11316 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11317 instead of magic 8 when fp word byte size is used.
11318 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11319 instead of -RS6000_VARARGS_SIZE.
11320 (rs6000_stack_info, debug_stack_info,
11321 rs6000_initial_elimination_offset): Remove all traces of
11323 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11324 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11325 RS6000_VARARGS_AREA.
11327 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11329 PR tree-optimization/21963
11330 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11331 constant_multiple_of in the same way get_computation_cost_at does.
11333 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11335 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11336 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11337 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11338 and return its previous value.
11339 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11340 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11342 (stack_protect_set, stack_protect_test): New expanders.
11343 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11344 stack_protect_testdi): New insns.
11345 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11346 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11348 2005-07-06 Jeff Law <law@redhat.com>
11350 * tree-ssa-dce.c (cfg_altered): New global.
11351 (tree_dce_init): Initialize cfg_altered.
11352 (remove_dead_stmt): If we remove an edge in the CFG, then set
11354 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11357 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11359 * Makefile.in (stamp-collect-ld): Use
11360 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11361 ./collect-ld if it already exists.
11362 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11363 Don't remove ./nm if it already exists.
11365 2005-07-05 Devang Patel <dpatel@apple.com>
11367 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11368 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11369 * tree-vectorizer.c (vect_loop_location): New.
11370 (vect_print_dump_info): Use vect_loop_location.
11371 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11372 (vectorize_loops): Set vect_loop_location.
11373 * tree-vect-analyze.c (vect_analyze_offset_expr,
11374 vect_determin_vectorization_factor, vect_analyze_operations,
11375 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11376 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11377 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11378 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11379 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11380 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11381 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11382 vect_analyze_loop): Adjust vect_print_dump_info API.
11383 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11384 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11385 vect_finish_stmt_generation, vectorizable_assignment,
11386 vectorizable_operation, vectorizable_store, vectorizable_load,
11387 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11388 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11389 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11390 vect_transform_loop): Same.
11391 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11392 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11395 2005-07-05 Randolph Chung <tausq@debian.org>
11397 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11398 * configure: Regenerate.
11399 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11400 (pa_tls_referenced_p): Declare.
11401 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11402 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11403 (legitimize_tls_address): New.
11404 (hppa_legitimize_address): Handle TLS addresses.
11405 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11406 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11407 (emit_move_sequence): Handle TLS addresses.
11408 (pa_encode_section_info): Call default handler to handle common
11410 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11411 (CONSTANT_ADDRESS_P): Reject TLS operands.
11412 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11413 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11414 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11415 (UNSPEC_TLSLE): Define new constants.
11416 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11417 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11418 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11419 (tie_symbolic_operand, tle_symbolic_operand): New
11421 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11423 * aclocal.m4: Update macros for autoconf 2.59 style.
11424 * configure.ac: Likewise.
11426 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11428 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11429 (function_arg): Pass small aggregates in general registers on 32-bit
11431 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11433 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11435 * Makefile.in (final.o): Fix dependencies.
11437 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11441 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11442 * langhooks.c (lhd_expr_to_decl): New.
11443 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11445 (LANG_HOOKS_INITIALIZER): Update.
11446 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11447 expr_to_decl langhook.
11448 * c-tree.h (c_expr_to_decl): Declare.
11449 * c-typeck.c (c_expr_to_decl): New.
11450 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11452 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11454 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11457 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11458 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11460 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11462 * Makefile.in: Adjust dependencies.
11463 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11464 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11465 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11466 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11467 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11468 rest_of_compilation.
11470 * bb-reorder.c (gate_duplicate_computed_gotos,
11471 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11472 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11473 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11474 pass_partition_blocks): New.
11475 * bt-load.c (gate_handle_branch_target_load_optimize,
11476 rest_of_handle_branch_target_load_optimize,
11477 pass_branch_target_load_optimize): New.
11478 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11480 * cfglayout.c (pass_insn_locators_initialize): New.
11481 * cfgrtl.c (pass_free_cfg): New.
11482 * combine.c (gate_handle_combine, rest_of_handle_combine,
11483 pass_combine): New.
11484 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11485 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11486 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11487 * except.c (pass_set_nothrow_function_flags,
11488 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11490 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11491 rest_of_handle_shorten_branches, pass_shorten_branches,
11492 rest_of_clean_state, pass_clean_state): New.
11493 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11494 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11495 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11497 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11498 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11499 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11500 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11502 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11503 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11504 pass_rtl_ifcvt, gate_handle_if_after_combine,
11505 rest_of_handle_if_after_combine, pass_if_after_combine,
11506 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11507 pass_if_after_reload): New.
11508 * integrate.c (pass_initial_value_sets): New.
11509 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11510 pass_purge_lineno_notes): New.
11511 * mode-switching.c (rest_of_handle_mode_switching,
11512 pass_mode_switching): New.
11513 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11514 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11516 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11517 pass_loop_optimize): New.
11518 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11520 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11522 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11523 pass_postreload_cse): New.
11524 * profile.c (gate_handle_profiling, pass_profiling,
11525 rest_of_handle_branch_prob, pass_branch_prob): New.
11526 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11527 pass_split_before_regstack, gate_handle_split_before_regstack,
11528 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11529 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11530 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11531 pass_stack_regs): New.
11532 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11533 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11534 pass_stack_adjustments): New.
11535 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11536 pass_regrename): New.
11537 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11538 pass_delay_slots, gate_handle_machine_reorg,
11539 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11540 * rtl.h (extern void purge_line_number_notes): New.
11541 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11542 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11544 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11546 * value-prof.c (gate_handle_value_profile_transformations,
11547 rest_of_handle_value_profile_transformations,
11548 pass_value_profile_transformations): New.
11549 * var-tracking.c (gate_handle_var_tracking,
11550 pass_variable_tracking): New.
11551 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11553 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11554 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11555 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11556 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11557 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11558 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11559 rest_of_handle_gcse2, rest_of_handle_regmove,
11560 rest_of_handle_tracer, rest_of_handle_if_conversion,
11561 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11562 rest_of_handle_web, rest_of_handle_branch_prob,
11563 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11564 rest_of_handle_jump_bypass, rest_of_handle_combine,
11565 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11566 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11567 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11568 rest_of_handle_mode_switching, rest_of_handle_jump,
11569 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11570 rest_of_handle_flow2, rest_of_handle_jump2,
11571 rest_of_handle_peephole2, rest_of_handle_postreload,
11572 rest_of_handle_shorten_branches, rest_of_clean_state,
11573 rest_of_compilation): Remove.
11575 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11576 * passes.c (dump_flags, in_gimple_form, all_passes,
11577 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11578 register_dump_files, next_pass_1, last_verified, execute_todo,
11579 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11580 from tree-optimize.c.
11581 (init_optimization_passes): Moved from tree-optimize.c,
11582 adding the RTL optimizations.
11583 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11584 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11585 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11586 register_dump_files, next_pass_1, last_verified, execute_todo,
11587 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11588 init_tree_optimization_passes, ipa_passes): Delete.
11589 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11591 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11592 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11594 (ipa_passes): Remove.
11595 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11596 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11597 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11598 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11599 (dump_info_p, dump_flag): Moved to tree-dump.h.
11601 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11603 * passes.c (finish_optimization_passes): Use dump_begin
11604 and dump_end, TDI_end.
11605 (gate_rest_of_compilation): New.
11606 (pass_rest_of_compilation): Use it.
11607 (gate_postreload, pass_postreload): New.
11608 * toplev.c (general_init): Rename init_tree_optimization_passes.
11609 * toplev.h (init_tree_optimization_passes): Rename to
11610 init_optimizations_passes.
11611 * tree-dump.c (dump_flag): Make static.
11612 (dump_files): Remove RTL dumps.
11613 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11614 pass_cleanup_cfg, pass_free_cfg_annotations,
11615 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11616 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11617 * tree-pretty-print.c: Include tree-pass.h.
11618 * cgraph.c: Include tree-dump.h.
11620 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11622 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11623 Only fall back to saying it points to readonly memory if
11624 we can't do better.
11626 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11628 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11629 * config/m32r/m32r.c (m32r_compute_frame_size,
11630 m32r_expand_prologue): Take current_function_profile into
11631 account whenever we reference
11632 current_function_uses_pic_offset_table.
11633 (m32r_finalize_pic): Remove.
11634 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11636 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11638 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11639 instead of $<. Don't remove ./as if it already exists.
11641 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11644 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11645 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11646 for complex modes when generating code for PA 1.0.
11647 (VALID_FP_MODE_P): New macro.
11648 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11649 sets for all general and floating point modes. Align wide floating
11650 point modes to even register boundaries to comply with architectural
11652 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11653 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11654 (VALID_FP_MODE_P): New macro.
11655 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11656 sets for all general and floating point modes. Align wide floating
11657 point modes to even register boundaries to comply with architectural
11660 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11662 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11665 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11667 * tree-ssa-structalias.c: Don't include expr.h.
11669 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11671 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11674 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11676 Fix PR tree-optimization/22279
11678 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11681 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11683 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11685 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11687 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11688 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11689 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11690 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11691 config/stormy16/stormy16.c, config/v850/v850.c,
11692 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11693 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11694 Avoid "." or "\n" at end of diagnostics and capital letters at
11695 start of diagnostics.
11696 * combine.c, cse.c: Don't translate dump file output.
11697 * toplev.c (print_version): Only translate output if going to
11700 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11702 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11703 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11706 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11708 * pa.c (fix_range): Fix typo in comment.
11710 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11712 * tree-vrp.c (extract_range_from_assert): Replace
11713 fold (build (...)) with fold_build2.
11715 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11717 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11718 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11719 (format_types_orig, handle_format_attribute): Add support for
11722 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11724 * varasm.c (assemble_variable): Fix format specifier thinko.
11726 2005-07-03 Ira Rosen <irar@il.ibm.com>
11728 PR tree-optimization/22029 (and 22135)
11729 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11730 a phi node before calling dump_vops.
11732 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11734 * tree-dump.h (dump_string_field): Declare.
11735 * tree-dump.c: Use it instead of dump_string.
11736 (dump_string_field): Make non-static.
11738 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11740 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11741 up the minimal CFG stuff always when optimize > 0. Call
11742 split_all_insns_noflow in PIC case if needed.
11744 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11745 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11748 * c-decl.c (c_write_global_declarations): Dump contents of
11750 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11751 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11752 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11753 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11756 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11758 * c-common.h (GCC_DIAG_STYLE): Define.
11759 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11760 version for format checking to 4.1.
11761 * c-format.c: Include toplev.h after c-common.h.
11762 (enum format_type): Add gcc_tdiag_format_type.
11763 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11764 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11765 (format_types_orig): Add gcc_tdiag.
11766 (init_dynamic_diag_info): Support gcc_tdiag formats.
11767 (handle_format_attribute): Likewise.
11768 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11769 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11770 version for format checking to 4.1.
11771 (warning0, warning, error, pedwarn, sorry): Use
11772 ATTRIBUTE_GCC_DIAG.
11773 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11774 (finish_aliases_1): Do not use %qE.
11775 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11776 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11777 Correct format bugs.
11778 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11779 parameter to unsigned HOST_WIDE_INT.
11780 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11782 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11784 PR middle-end/21742
11785 * expr.c (write_complex_part): Use adjust_address for MEM.
11786 (read_complex_part): Same.
11788 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11790 Fix PR tree-optimization/22280
11792 * tree-sra.c (generate_element_init): Remove useless loop.
11794 2005-07-02 Richard Henderson <rth@redhat.com>
11796 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11798 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11800 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11802 PR middle-end/14490
11803 * fold-const.c (fold_binary): Handle the return value of
11804 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11805 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11807 2005-07-02 Jeff Law <law@redhat.com>
11809 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11810 a eliminate type conversion which feeds an equality comparison
11811 if the original type or either operand in the comparison is a
11814 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11816 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11817 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11819 * config/avr/avr.c: Do not use '`' as left quote.
11820 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11821 Remove "." from end of diagnostics. Make diagnostics start with
11824 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11825 Joseph S. Myers <joseph@codesourcery.com>
11827 * toplev.c (default_tree_printer): Handle setting location with
11829 * c-objc.common.c (c_tree_printer): Likewise.
11830 * c-format.c (gcc_diag_flag_specs): Add '+'.
11831 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11832 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11834 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11835 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11836 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11837 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11838 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11839 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11840 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11841 format arguments where %J is used without %D.
11843 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11845 * gcc.c (LINK_SSP_SPEC): Define.
11846 (link_ssp_spec): New variable.
11847 (LINK_COMMAND_SPEC): Add %(link_ssp).
11848 (static_specs): Add link_ssp_spec.
11849 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11850 * configure: Rebuilt.
11851 * config.in: Rebuilt.
11853 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11854 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11855 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11856 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11857 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11858 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11859 -0x7008(2) instead of reading __stack_chk_guard variable.
11860 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11862 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11863 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11864 if TARGET_THREAD_SSP_OFFSET is defined.
11865 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11866 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11869 2005-06-27 Richard Henderson <rth@redhat.com>
11870 * libgcc-std.ver (GCC_4.1.0): New.
11871 * libgcc.h (__stack_chk_guard): Declare.
11872 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11873 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11874 * mklibgcc.in (lib2funcs): Add them.
11876 2005-07-01 Richard Henderson <rth@redhat.com>
11878 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11879 void * before struct sigcontext *.
11880 (x86_fallback_frame_state): Likewise.
11882 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11884 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11886 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11889 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11890 we check for SSA_NAME for.
11892 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11894 Fix PR tree-optimization/22071
11896 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11898 (get_constraint_for_component_ref): Use it.
11900 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11903 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11904 print out the last new line.
11906 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11908 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11909 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11910 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11911 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11912 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11913 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11914 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11915 (enum reg_class): New member CC0_REGS.
11916 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11917 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11918 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11919 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11920 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11921 Adjust for register now described.
11923 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11926 * config/i386/i386.md (stack_protect_test_si,
11927 stack_protect_test_di): Add earlyclobber for scratch 3.
11928 * config/rs6000/rs6000.md (stack_protect_testsi,
11929 stack_protect_testdi): Add earlyclobber for scratch 3,
11930 remove earlyclobber from scratch 4.
11932 Older entries for 2005 can be found in ChangeLog-2005.