1 2005-12-15 Richard Sandiford <richard@codesourcery.com>
3 * config/arm/predicates.md (call_memory_operand): New.
4 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
6 2005-12-15 Andrew Haley <aph@redhat.com>
8 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
9 against prev_cache_entry == NULL when moving a cache entry to the
12 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
14 * config/mt/mt.c (mt_override_options): Require lower case
15 architectures. Revert accidental default to ms2.
16 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
17 ENDFILE_SPEC): Require lower case architectures. Revert default
20 * doc/invoke.texi (MT Options): Rename and update.
21 * doc/md.texi (MorphoTech family): Rename and update.
23 2005-12-15 Olivier Hainque <hainque@adacore.com>
25 * stor-layout.c (layout_type): Don't complain about a too small
26 an array element type size compared to its alignment when the
29 2005-12-15 Jan Hubicka <jh@suse.cz>
32 * i386.c (classify_argument): Properly adjust offset of bitfield for
35 2005-12-15 Richard Sandiford <richard@codesourcery.com>
37 * final.c (final_scan_insn): Flip in_cold_section_p when changing
38 between the hot and cold sections. Use current_function_section
39 to get the new section.
40 * dwarf2out.c (output_line_info): Use in_cold_section_p to
41 determine whether we are assembling hot or cold code.
42 (secname_for_decl, dwarf2out_var_location): Likewise.
43 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
44 * varasm.c (last_text_section): Delete.
45 (in_cold_section_p): New variable.
46 (hot_function_section): New function.
47 (current_function_section): Pass in_cold_section_p as the
48 reloc argument to select_section. Use it to decide between
49 unlikely_function_section and hot_function_section.
50 (assemble_start_function): Use switch_to_section. Set
51 in_cold_section_p instead of last_text_section.
52 (assemble_end_function): Use switch_to_section.
53 (switch_to_section): Don't set last_text_section.
54 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
55 argument to make the right choice between hot and cold sections.
57 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
59 Second part of MS1->MT renaming
60 * config/mt/mt.md (doloop_end): Call mt_add_loop.
61 (movqi, movhi): Call mt_set_memflags.
62 (*movdf_internal): Call mt_split_words.
63 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
65 (cmpsi): Store to mt_compare_op[01].
66 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
67 bungt, bunle, bunlt): Call mt_emit_cbranch.
68 (prologue): Call mt_expand_prologue.
69 (epilogu): Call mt_expend_epilogue.
70 (eh_return): Call mt_expand_eh_return.
71 (eh_epilogue): Call me_emit_eh_epilogue.
72 (conditional_trap): Store to mt_compare_op[01].
73 * config/mt/crti.asm: Adjust comment.
74 * config/mt/crtn.asm: Adjust comment.
75 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
76 (mt_compare_op0, mt_compare_op1): Renamed.
77 (current_frame_info, zero_frame_info): Adjust type.
78 (mt_ucmpsi3_libcall): Renamed.
79 (mt_flag_delayed_branch): Renamed.
80 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
81 (mt_nops_required, mt_nop_reasons): Renamed.
82 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
83 mt_debug_stack, mt_print_operand_simple_address,
84 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
85 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
86 mt_function_arg_advance, mt_arg_partial_bytes,
87 mt_pass_by_reference, mt_function_arg_boundary,
88 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
89 mt_legitimate_address_p): Renamed, adjusted.
91 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
92 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
93 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
94 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
95 mt_expand_eh_return, mt_emit_eh_prologue,
96 mt_handl_interrupt_attribute): Renamed, adjusted.
97 (mt_attribute_table): Renamed, adjusted.
98 (mt_initial_elimination_offset, mt_generate_compare,
99 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
100 mt_secondary_reload_class, mt_function_value, mt_split_words,
101 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
102 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
103 (mt_labels): Renamed.
104 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
105 mt_machine_reorg): Renamed, adjusted.
106 (mt_attribute_table: Renamed.
107 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
108 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
109 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
110 * config/mt/mt.opt (march): Set mt_cpu_string.
111 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
112 (TARGET_CPU_CPP_BUILTINS): Adjust.
113 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
115 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
116 (MT_MIN_INT): Renamed.
117 (RETURN_ADDR_RTX): Adjust.
118 (struct mt_frame_info): Renamed.
119 (current_frame_info): Adjust type.
120 (INITIAL_ELIMINATION_OFFSET): Adjust.
121 (MT_NUM_ARG_REGS): Renamed.
122 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
123 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
124 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
125 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
126 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
127 (mt_compare_op0, mt_compare_op1): Renamed.
128 * config/mt/mt-protos.h: Rename prototypes.
130 2005-12-15 Richard Guenther <rguenther@suse.de>
132 * tree-flow.h (okay_component_ref_for_subvars): Remove.
133 (get_ref_base_and_extent): Declare.
134 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
135 (get_ref_base_and_extent): New function.
136 * tree-ssa-alias.c (find_used_portions): Use it.
137 * tree-ssa-structalias.c (get_constraint_for_component_ref):
139 * tree-ssa-operands.c (get_expr_operands): Likewise.
141 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
143 * combine.c: Remove force_to_mode's fourth parameter.
144 (force_to_mode): Do not handle REG.
145 (canon_reg_for_combine): New.
146 (make_field_assignment): Use it where the removed argument was non-NULL.
148 2005-12-15 Alan Modra <amodra@bigpond.net.au>
151 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
152 error_mark_node. Make alignment params unsigned.
153 * config/rs6000/rs6000-protos.h
154 (rs6000_special_round_type_align): Update prototype.
155 (rs6000_machopic_legitimize_pic_address): Remove arg names.
157 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
159 PR rtl-optimization/25310
160 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
161 of the eliminable register when substituting into a PLUS.
163 2005-12-14 Jakub Jelinek <jakub@redhat.com>
166 * config/i386/i386.c (ix86_force_to_memory): Always use
167 SImode push for HImode in -m32.
168 (ix86_free_from_memory): Likewise.
170 2005-12-14 Richard Sandiford <richard@codesourcery.com>
172 * gcc/config/arm/arm.md: Provide a big-endian version of the
173 (zero_extend:SI (subreg:QI ...)) splitter.
175 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
177 * struct-equiv.c (note_local_live): Handle hard regs with different
180 2005-12-14 Jeff Law <law@redhat.com>
182 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
183 to a structure containing state rather than a pointer to bool.
184 (case ARRAY_REF): New code to handle folding some array references.
185 (case ADDR_EXPR): Note when we are processing expressions found
186 within an ADDRE_EXPR.
187 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
188 for state variables rather than just a pointer to a boolean.
189 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
190 handling of constant string references.
192 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
194 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
195 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
196 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
197 Move other tst* patterns to retain partial order.
199 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
201 * config/s390/s390.md ("d0", "1"): New mode attributes.
202 ("<shift>di3", "<shift>si3"): Merge.
203 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
204 ("ashrdi3", "ashrsi3"): Merge.
205 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
206 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
207 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
208 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
209 ("*ashrdi3", "*ashrsi3"): Merge.
210 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
212 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
214 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
215 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
216 ("*extendqidi2", "*extendqisi2") Merge.
217 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
218 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
219 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
220 Move some patterns to retain partial ordering.
222 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
224 * config/s390/s390.md ("atype", "length"): Rewrite.
225 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
227 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
229 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
231 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
233 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
234 PARALLELs with a mode.
236 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
238 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
241 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
243 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
245 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
249 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
252 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
254 2005-12-14 Jakub Jelinek <jakub@redhat.com>
258 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
259 DECL_P, call get_section rather than get_named_section. Supply
262 2005-12-14 Ben Elliston <bje@au.ibm.com>
264 * c-common.c (c_common_truthvalue_conversion): Generalise warning
265 for addresses converted to booleans; not just function addresses.
266 * c-typeck.c (build_binary_op): Warn for address comparisons which
267 can never be NULL (eg. func == NULL or &var == NULL).
268 * common.opt (Walways-true): New option.
269 * c-opts.c (c_common_handle_option): Set it with -Wall.
270 * doc/invoke.texi: Document it.
272 2005-12-13 Paul Brook <paul@codesourcery.com>
274 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
275 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
277 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
279 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
280 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
282 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
283 (EXTRA_MULTILIB_PARTS): Define.
285 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
287 PR rtl-optimization/20070 / part1
288 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
289 count_or_remove_death_notes with kill == -1.
290 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
291 registers if PROP_POST_REGSTACK is set.
292 (mark_used_reg): Likewise.
293 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
294 REG_UNUSED notes for stack regs.
295 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
296 to match rtx_equiv_p machinery. Change caller.
297 (outgoing_edges_match): Likewise.
298 (try_crossjump_to_edge): Use struct_equiv_block_eq
299 instead of flow_find_cross_jump.
300 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
301 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
302 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
303 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
304 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
305 (insns_match_p): Update prototype.
306 (flow_find_cross_jump): Remove prototype.
307 (struct_equiv_block_eq, struct_equiv_init): Declare.
308 (rtx_equiv_p, condjump_equiv_p): Likewise.
309 * struct-equiv.c: Include reload.h.
310 (IMPOSSIBLE_MOVE_FACTOR): Define.
311 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
312 (struct_equiv_improve_checkpoint): Likewise.
313 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
314 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
315 (struct_equiv_merge, find_dying_input): Likewise.
316 (resolve_input_conflict, note_local_live): Likewise.
317 (death_notes_match_p): Change parameters and processing
318 to match rtx_equiv_p machinery. Change caller.
319 (insns_match_p): Likewise.
320 (flow_find_cross_jump): Replace with:
321 (struct_equiv_block_eq).
323 Back out this change:
324 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
325 * recog.c (verify_changes): Make it static.
326 * recog.h: Remove the corresponding prototype.
328 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
330 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
333 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
335 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
336 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
337 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
338 TARGET_MS1_64_001 appropriately.
339 (ms1_machine_reorg): Use TARGET_MS2.
341 2005-12-13 Jakub Jelinek <jakub@redhat.com>
345 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
346 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
347 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
348 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
349 Set mode to SI, adjust constraints.
350 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
351 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
354 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
356 * c-cppbuiltin.c (builtin_define_float_constants): Add
357 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
358 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
359 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
360 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
361 to "((double)%sL)" otherwise "%s".
363 2005-12-13 Paul Brook <paul@codesourcery.com>
365 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
368 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
370 * tree-flow.h: Allow compilation with a C++ compiler.
371 (struct edge_prediction): Prefix all field names with "ep_".
372 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
373 (tree_predict_edge, combine_predictions_for_bb): Likewise.
374 (remove_predictions_associated_with_edge): Likewise.
376 2005-12-12 Jeff Law <law@redhat.com>
378 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
380 * passes.c (init_optimization_passes): Run reassociation again
381 after loop optimizations.
383 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
385 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
387 (optimize_stmt): Ditto.
388 (canonicalize_comparison): New function.
389 * tree-ssa-operands.c (swap_tree_operands): Make external.
390 (get_expr_operands): Stop auto-canonicalization.
391 * tree-ssa-reassoc.c: Rewrite.
392 (init_optimization_passes):
393 * tree-flow.h (swap_tree_operands): Prototype.
394 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
396 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
398 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
399 indicate function epilogue has been output.
400 (pa_asm_output_mi_thunk): Likewise.
401 (output_deferred_plabels): Put plabels in readonly data section when
402 not generating PIC code.
403 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
404 information. Add assert.
405 (som_output_comdat_data_section_asm_op): New function.
406 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
407 instead of output_section_asm_op for COMDAT sections.
409 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
411 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
412 Fix whitespace in vincinity of to-be-installed changes.
413 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
414 (insns_match_p): Likewise.
416 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
418 * config.gcc (ms1): Replace with ...
420 * config/ms1: Rename to ...
421 * config/mt: ... here. Rename ms1 files to mt.
422 * config/mt/mt.c: Adjust gt-mt.h #include.
423 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
424 (crti.o, crtn.o): Adjust file names.
426 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
428 * varray.h: Allow compilation with a C++ compiler.
429 (union varray_data_tag): Prefix all field names with "vdt_".
430 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
431 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
432 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
433 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
434 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
435 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
436 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
437 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
438 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
439 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
440 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
441 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
442 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
443 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
444 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
445 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
446 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
447 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
448 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
449 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
450 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
451 VARRAY_TOP_TREE_PTR): Likewise.
452 * varray.c (varray_grow): Likewise.
453 (varray_clear): Likewise.
455 2005-12-12 Alan Modra <amodra@bigpond.net.au>
458 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
459 alignment to doubleword if the first field is a double array.
460 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
462 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
464 * tree-ssa-structalias.c (process_constraint): Remove code to
465 transform addressofs into scalar.
466 (create_variable_info_for): In whole-program IPA, globals don't
467 point to ANYTHING by default.
469 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
471 * timevar.def (TV_IPA_PTA): New.
472 * tree-pass.h (pass_ipa_pta): New
473 * tree-ssa-structalias.c: Include cgraph.h
475 (predbitmap_obstack): New.
476 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
477 (struct constraint_stats): Add num_edges.
478 (new_var_info): Don't call bitmap_clear.
479 (struct constraint_edge): Update docs.
480 (new_constraint_edge): Remove src param.
481 (struct constraint_graph): Add zero_weight_succs,
482 zero_weight_preds. Update docs.
483 (constraint_expr_equal): Reformat.
484 (constraint_edge_equal): Update for removal of src.
485 (constraint_edge_less): Ditto.
486 (constraint_edge_vec_find): Ditto.
487 (erase_graph_self_edge): Update for removal of src and and zero
489 (clear_edges_for_node): Ditto.
490 (add_graph_edge): Ditto.
491 (get_graph_weights): Ditto.
492 (allocate_graph_weights): Ditto.
493 (merge_graph_nodes): Ditto.
494 (int_add_graph_edge): Ditto.
495 (valid_graph_edge): Ditto.
496 (valid_weighted_graph_edge): Ditto.
497 (build_constraint_graph): Ditto.
499 (collapse_nodes): Ditto.
500 (process_unification_queue): Ditto.
502 (solve_graph): Ditto.
503 (do_structure_copy): Ditto.
504 (perform_var_substitution): Ditto.
505 Init and release obstack.
506 (handle_ptr_arith): Try to resolve directly.
507 (find_func_aliases): Don't call update_alias_info here
508 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
509 (do_sd_constraint): Add code for propagating faster.
511 (do_ds_constraint): Ditto.
512 (count_num_arguments): New function.
513 (create_function_info_for): Ditto.
514 (create_variable_info_for): Handle FUNCTION_DECL.
515 (intra_create_variable_infos): Use make_constraint_to_anything.
516 (init_alias_vars): Init obstacks here.
517 (need_to_solve): Handle zero weight graph changes.
518 (compute_points_to_sets): Call update_alias_info here.
519 (delete_points_to_sets): Free zero weight preds/succs here.
521 (ipa_pta_execute): New
523 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
525 * tree-ssa-structalias.c (var_anyoffset): Removed.
526 (anyoffset_tree): Ditto.
527 (anyoffset_id): Ditto.
528 (do_deref): Take vector of constraints, no return value.
529 Update to work on vector.
530 (get_constraint_for): Ditto.
531 (get_constraint_for_component_ref): Ditto.
532 (do_structure_copy): Ditto.
533 (handle_ptr_arith): Ditto.
534 (find_func_aliases): Ditto.
535 (set_uids_in_ptset): Remove anyoffset handling.
536 (init_base_vars): Ditto.
538 2005-12-10 Mark Mitchell <mark@codesourcery.com>
541 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
542 DECL_EXTERNAL functions have no bodies. Tidy.
544 2005-12-10 Andreas Schwab <schwab@suse.de>
546 * except.c (switch_to_exception_section): Only define if
547 TARGET_UNWIND_INFO is not defined.
549 2005-12-10 Richard Sandiford <richard@codesourcery.com>
551 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
552 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
554 2005-12-10 Richard Sandiford <richard@codesourcery.com>
556 * output.h (init_section, fini_section): Delete.
557 * varasm.c (init_section, fini_section): Delete.
558 (init_varasm_once): Don't initialize them.
559 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
560 there are no corresponding varasm.c variables.
562 2005-12-10 Richard Sandiford <richard@codesourcery.com>
564 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
565 of EH_FRAME_SECTION_NAME into...
566 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
568 * except.c (default_exception_section): Delete, moving most
570 (switch_to_exception_section): ...this new function. Set
571 exception_section if it is still null, then switch to it.
572 (output_function_exception_table): Use switch_to_exception_section.
573 * varasm.c (exception_section, eh_frame_section): Update comments.
574 (get_section): Hoist use of SECTION_NAMED.
575 (init_varasm_once): Don't set exception_section and eh_frame_section.
576 * output.h (default_exception_section): Delete.
577 (default_eh_frame_section): Delete.
579 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
581 * config/bfin/bfin.c: Include "cgraph.h".
582 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
583 Return the reg that holds the pointer to the GOT.
584 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
585 doing stack checking.
587 2005-12-09 Diego Novillo <dnovillo@redhat.com>
589 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
590 recompute_tree_invarant_for_addr_expr.
591 Update uses everywhere.
593 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
595 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
596 (MULTILIB_DIRNAMES): Define.
598 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
601 * config/s390/s390.c (struct s390_address): New field literal_pool.
602 (s390_decompose_address): Compute literal_pool field. Do not
603 assume register %r13 is always (and solely) used as pool base.
604 (s390_extra_constraint_str): Use literal_pool field.
606 2005-12-09 Thiemo Seufer <ths@networkno.de>
608 * config/mips/mips.c (override_options): Don't allow too small
609 integers in FP registers.
611 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
613 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
614 targetm.binds_local_p to check for local function calls.
616 2005-12-09 Alan Modra <amodra@bigpond.net.au>
619 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
620 call_used_regs can't be used to save reg in another reg.
622 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
623 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
625 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
627 * except.c (output_ttype): Likewise.
628 * tree-object-size.c (collect_object_sizes_for): Likewise.
629 (check_for_plus_in_loops_1): Likewise.
630 (check_for_plus_in_loops): Likewise.
631 (compute_object_sizes): Use gcc_unreachable instead of abort.
633 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
635 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
636 (loop_end, loop_init, doloop_end): New insns.
637 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
638 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
639 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
640 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
641 * config/ms1/ms1.c: #include basic-block.h
642 (struct machine_function): Add has_loops field.
644 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
645 (struct loop_info, struct loop_work): New.
646 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
647 (ms1_reorg_loops): New loop optimization.
648 (ms1_machine_reorg): Call it.
649 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
651 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
653 PR tree-optimization/25248
654 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
655 evolution_of_loop from the failed attempt. Remove handling
658 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
660 * tree.h (DECL_EXTERNAL): Clarify documentation.
662 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
663 Jakub Jelinek <jakub@redhat.com>
666 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
667 argument. Don't drop outer ANDs.
668 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
669 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
671 * config/s390/predicates.md (setmem_operand): Remove.
672 (shift_count_operand): Rename to...
673 (shift_count_or_setmem_operand): ... this. Adjust
674 s390_decompose_shift_count caller.
675 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
676 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
677 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
678 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
679 rotl<mode>3_and, setmem_long_and): New insns.
680 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
681 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
682 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
683 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
684 of shift_count_operand.
685 (setmem_long): Use shift_count_or_setmem_operand instead of
688 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
689 Andreas Tobler <a.tobler@schweiz.ch>
691 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
694 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
696 * expr.c (force_operand): Use convert_to_mode for conversions.
698 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
700 * reload.h (reg_equiv_invariant): Declare.
701 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
702 register also when reg_equiv_invariant[R] is set.
704 2005-12-07 Richard Sandiford <richard@codesourcery.com>
705 Andreas Tobler <a.tobler@schweiz.ch>
707 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
709 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
711 * tree-ssa-pre.c (bitmap_set_and): New function.
712 (bitmap_set_and_compl): New function.
713 (bitmap_set_empty_p): New function.
714 (insert_extra_phis): New function.
715 (compute_avail): Use insert_extra_phis.
717 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
719 * config/s390/s390.c (s390_expand_atomic): New function.
720 Adjust comment of helper functions.
721 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
722 * config/s390/s390.md ("ATOMIC"): New code macro.
723 ("atomic"): Corresponding new code attribute.
724 ("sync_lock_test_and_set[hq]i",
725 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
727 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
729 * config/s390/s390.c (s390_expand_mask_and_shift,
730 struct alignment_context, init_alignment_context,
731 s390_expand_cs_hqi): New.
732 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
733 * config/s390/s390.md ("sync_compare_and_swaphi",
734 "sync_compare_and_swapqi"): New pattern.
736 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
738 Fix PR tree-optimization/25291
739 * tree-ssa-operands.c (add_call_clobber_ops): Remove
740 redundant and crashing check.
742 2005-12-08 Alan Modra <amodra@bigpond.net.au>
745 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
746 tests further when !strict && reload_in_progress.
747 (print_operand): Check that both operands of indexed address are regs.
748 (print_operand_address): Likewise.
749 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
750 (INT_REG_OK_FOR_BASE_P): Correct.
752 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
754 Preparation for PR rtl-optimization/20070 / part1
755 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
756 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
757 outgoing_edges_match.
758 (outgoing_edges_match): Use condjump_equiv_p.
759 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
761 * struct-equiv.c: New file.
762 (death_notes_match_p) New function, broken out of insns_match_p.
763 * Makefile.in (OBJS-common): Add struct-equiv.o.
764 (struct-equiv.o): New target.
766 2005-12-07 Richard Sandiford <richard@codesourcery.com>
768 * coretypes.h: Revert previous change.
769 * config/darwin.h: Revert previous reversion.
770 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
772 2005-12-07 Richard Sandiford <richard@codesourcery.com>
774 * coretypes.h (section): Provide dummy definition for target files.
775 * config/darwin.h: Revert previous change.
777 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
779 * doc/sourcebuild.texi (all.build, install-normal): Remove.
780 * configure.ac: Remove all.build and install-normal from target_list
781 * configure: Regenerate.
782 * Makefile.in (install): Don't depend on install-normal.
784 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
786 * Makefile.in: Document the use of stamps.
788 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
790 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
791 * Makefile.in: Add code to compute some dependencies on s-gtype
792 automatically. Remove the declaration of those dependencies.
794 2005-12-07 Richard Sandiford <richard@codesourcery.com>
796 * gcc/reload.c (push_secondary_reload): Fix typo:
797 s/insn_constraint/scratch_constraint/.
799 2005-12-07 Richard Sandiford <richard@codesourcery.com>
801 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
803 2005-12-07 Richard Sandiford <richard@codesourcery.com>
805 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
806 (alpha_elf_select_rtx_section): Return the selected section rather
807 than emitting assembly code.
808 (alpha_write_linkage): Emit a ".link" directive directly and then
809 set in_section to NULL.
810 (vms_asm_out_constructor): Use switch_to_section.
811 (vms_asm_out_destructor): Likewise.
812 (unicosmk_output_common): Set in_section to NULL instead of calling
813 the dummy common_section function.
814 (unicosmk_text_section): Delete in favor of...
815 (unicosmk_output_text_section_asm_op): ...this new function.
816 (unicosmk_data_section): Delete in favor of...
817 (unicosmk_output_data_section_asm_op): ...this new function.
818 (unicosmk_init_sections): New function.
819 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
820 (unicosmk_output_ssib): Set in_section to NULL instead of calling
821 the dummy ssib_section function.
822 (unicosmk_section_buf): Delete.
823 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
824 (unicosmk_data_section): Delete.
825 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
826 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
827 (SECTION_FUNCTION_TEMPLATE): Delete.
828 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
829 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
830 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
831 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
832 (TARGET_ASM_INIT_SECTIONS): Define.
833 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
834 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
835 (link_section, literals_section): Delete.
836 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
837 set in_section to NULL.
839 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
840 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
841 (COMMON_SECTION): Delete.
842 (TARGET_ASM_INIT_SECTIONS): Define.
843 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
844 the dummy common_section function.
845 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
846 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
847 between readonly_data_section and text_section to check whether
848 read-only data is being put in the text section.
849 (arm_output_function_epilogue): Use switch_to_section.
850 (arm_elf_asm_constructor): Likewise.
851 (thumb_call_via_reg): Replace call to in_text_section with
852 a comparison between in_section and text_section.
853 (arm_file_end): Use switch_to_section.
854 (aof_text_section): Delete in favor of...
855 (aof_output_text_section_asm_op): ...this new function.
856 (aof_data_section): Delete in favor of...
857 (aof_output_data_section_asm_op): ...this new function.
858 (aof_asm_init_sections): New function.
859 (zero_init_section): Moved from config/arm/aof.h.
860 (aof_dump_imports, aof_file_start): Use switch_to_section.
861 * config/arm/arm.h (thumb_call_via_label): Update comment.
862 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
863 (common_section): Delete.
864 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
865 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
866 global switch_to_section function instead of the old port-local one.
867 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
868 (SWITCH_TO_SECTION_FUNCTION): Delete.
869 (drectve_section): Redefine as a macro.
870 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
871 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
874 * config/avr/avr.c (progmem_section): New variable.
875 (avr_output_progmem_section_asm_op): New function.
876 (avr_asm_init_sections): New function.
877 (avr_output_addr_vec_elt): Use switch_to_section.
878 * config/avr/avr.h (progmem_section): Declare.
879 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
880 (READONLY_DATA_SECTION): Delete.
881 (TARGET_ASM_INIT_SECTIONS): Define.
882 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
883 * config/avr/avr-protos.h (progmem_section): Delete.
885 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
887 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
888 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
890 * config/darwin-sections.def: New file.
891 * config/darwin.c: Define all sections in darwin-sections.def.
892 (output_objc_section_asm_op, darwin_init_sections): New functions.
893 (machopic_output_indirection): Use switch_to_section.
894 (machopic_select_section): Return the selected section rather than
895 emitting assembly code. Replace the static function table with
896 inline conditional expressions. Update the tests of last_text_section
897 and move them into the FUNCTION_DECL block.
898 (machopic_select_rtx_section): Return the selected section rather than
899 emitting assembly code.
900 (machopic_asm_out_constructor, machopic_asm_out_destructor)
901 (darwin_file_end): Use switch_to_section.
902 * config/darwin.h: Use darwin-sections.def to declare sections.
903 (INIT_SECTION_ASM_OP): Remove empty definition.
904 (HAS_INIT_SECTION): Define this instead.
905 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
906 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
907 (TARGET_ASM_EH_FRAME_SECTION): Delete.
908 (TARGET_ASM_INIT_SECTIONS): Define.
909 * config/darwin-protos.h (darwin_init_sections): Declare.
910 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
911 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
912 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
913 (constructor_section, destructor_section, mod_init_section): Delete.
914 (mod_term_section): Delete.
915 (darwin_exception_section, darwin_eh_frame_section): Delete.
916 (machopic_select_section): Return a section.
917 (machopic_select_rtx_section): Likewise.
918 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
919 (const_section, const_coal_section, const_data_section): Delete.
920 (const_data_coal_section, data_coal_section, cstring_section): Delete.
921 (literal4_section, literal8_section, constructor_section): Delete.
922 (mod_init_section, mod_term_section, destructor_section): Delete.
923 (objc_class_section, objc_meta_class_section, objc_category_section)
924 (objc_class_vars_section, objc_instance_vars_section): Delete.
925 (objc_cls_meth_section, objc_inst_meth_section): Delete.
926 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
927 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
928 (objc_symbols_section, objc_module_info_section): Delete.
929 (objc_image_info_section, objc_protocol_section): Delete.
930 (objc_string_object_section, objc_constant_string_object_section)
931 (objc_class_names_section, objc_meth_var_names_section): Delete.
932 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
933 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
934 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
935 (darwin_exception_section, darwin_eh_frame_section): Delete.
936 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
938 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
939 (frv_asm_out_destructor): Likewise.
940 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
941 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
942 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
944 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
945 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
946 (data_section): Delete.
948 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
949 (DRECTVE_SECTION_FUNCTION): Delete.
950 (drectve_section): Redefine as a macro that sets in_section after
951 emitting the directive.
952 (SWITCH_TO_SECTION_FUNCTION): Delete.
953 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
954 in_text_section with comparison between in_section and text_section.
955 * config/i386/i386.c (x86_64_elf_select_section): Return the section
956 rather than emitting assembly code. Use get_named_section.
957 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
959 (machopic_output_stub): Use switch_to_section.
960 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
961 (nwld_named_section_asm_out_destructor): Use get_section and
964 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
965 rather than emitting assembly code.
966 (ia64_rwreloc_select_section): Likewise.
967 (ia64_rwreloc_select_rtx_section): Likewise.
968 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
969 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
971 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
972 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
974 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
975 section rather than emitting assembly code.
976 (iq2000_select_section): Likewise.
977 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
978 (sbss_section): Delete.
980 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
981 and get_named_section.
982 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
984 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
985 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
986 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
987 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
989 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
990 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
991 global switch_to_section function instead of the old port-local one.
992 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
993 (SWITCH_SECTION_FUNCTION): Delete.
994 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
995 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
996 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
997 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
999 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1000 global switch_to_section function instead of the old port-local one.
1001 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1003 * config/mips/mips.c (mips_file_start): Update comment.
1004 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1005 (mips_output_aligned_decl_common): Use switch_to_section.
1006 (mips_select_rtx_section): Return the section rather than emitting
1007 assembly code. Use get_named_section.
1008 (mips_function_rodata_section: Likewise get_section.
1009 (build_mips16_function_stub): Use switch_to_section.
1010 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1011 (SDATA_SECTION_ASM_OP): Delete.
1012 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1013 (EXTRA_SECTION_FUNCTIONS): Delete.
1015 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1016 (mmix_asm_output_aligned_local): Use switch_to_section.
1018 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1019 (som_one_only_readonly_data_section): New variables.
1020 (pa_output_function_epilogue): Set in_section to NULL instead of
1021 calling forget_section.
1022 (output_deferred_plabels): Use select_section.
1023 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1024 of calling forget_section.
1025 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1026 (pa_asm_output_aligned_local): Use select_section.
1027 (som_text_section_asm_op): Delete in favor of...
1028 (som_output_text_section_asm_op): ...this new function.
1029 (pa_som_asm_init_sections): New function.
1030 (pa_select_section): Return the section rather than emitting
1032 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1033 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1034 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1035 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1036 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1037 (som_readonly_data_section, som_one_only_readonly_data_section)
1038 (som_one_only_data_section, forget_section): Delete.
1039 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1040 (TARGET_ASM_INIT_SECTIONS): Define.
1041 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1043 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1044 (private_data_section, read_only_private_data_section): New variables.
1045 (sdata2_section, toc_section): New variables.
1046 (rs6000_file_start): Use switch_to_section.
1047 (rs6000_assemble_integer): Use comparisons against in_section
1048 instead of calling in_toc_section and in_text_section. Use
1049 unlikely_text_section_p.
1050 (rs6000_elf_output_toc_section_asm_op): New function, derived
1051 from the old rs6000/sysv4.h toc_section function.
1052 (rs6000_elf_asm_init_sections): New function.
1053 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1054 the section rather than emitting assembly code.
1055 (machopic_output_stub): Use switch_to_section.
1056 (toc_section): Delete dummy function.
1057 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1058 switch_to_section and get_section.
1059 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1060 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1061 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1062 the old rs6000/xcoff.h toc_section function.
1063 (rs6000_xcoff_asm_init_sections): New function.
1064 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1065 the section rather than emitting assembly code.
1066 (rs6000_xcoff_file_start): Use switch_to_section.
1067 (rs6000_xcoff_file_end): Likewise.
1068 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1069 (sdata2_section, sbss_section, private_data_section): Delete.
1070 (read_only_data_section, read_only_private_data_section): Delete.
1071 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1072 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1073 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1074 (FINI_SECTION_FUNCTION): Delete.
1075 (TARGET_ASM_INIT_SECTIONS): Define.
1076 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1077 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1078 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1079 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1080 (READONLY_DATA_SECTION): Delete.
1081 (TARGET_ASM_INIT_SECTIONS): Define.
1082 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1083 to NULL rather than no_section.
1084 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1086 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1088 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1089 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1090 from call to current_function_section.
1092 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1093 (bss100_section): New variable.
1094 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1095 (xstormy16_asm_init_sections): New function.
1096 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1097 switch_to_section and get_section.
1098 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1099 from calls to current_function_section.
1100 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1101 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1102 (TARGET_ASM_INIT_SECTIONS): Define.
1103 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1105 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1106 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1107 (FINI_SECTION_FUNCTION): Delete.
1109 * config/v850/v850.c: Include gt-v850.h.
1110 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1111 (zbss_section): New variables.
1112 (v850_output_aligned_bss): Use switch_to_section.
1113 (v850_asm_init_sections): New function.
1114 (v850_select_section): Return the section rather than emitting
1116 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1117 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1118 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1119 (TARGET_ASM_INIT_SECTIONS): Define.
1120 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1121 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1122 (zbss_section): Delete.
1124 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1126 * config/vx-common.h (vxworks_exception_section): Delete.
1127 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1129 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1130 section rather than emitting assembly code.
1131 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1134 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1135 * coretypes.h (section): New union and typedef.
1136 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1137 from call to current_function_section.
1138 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1139 (dbxout_symbol_location): Use switch_to_section.
1140 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1141 most of the code into...
1142 (default_eh_frame_section): ...here. Return a section.
1143 (collect2_eh_frame_section): Delete, moving most of the code into..
1144 (switch_to_eh_frame_section): ...this new function.
1145 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1146 (debug_macinfo_section, debug_line_section, debug_loc_section)
1147 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1149 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1150 eh_frame_section. Use switch_to_section and get_section.
1151 (dwarf2out_begin_prologue): Use switch_to_section.
1152 (AT_string_form): Check the flags in debug_str_section instead of
1153 DEBUG_STR_SECTION_FLAGS.
1154 (output_comp_unit): Use switch_to_section, get_section, and
1156 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1157 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1158 from call to current_function_section.
1159 (dwarf2out_var_location): Use unlikely_text_section_p.
1160 (dwarf2out_source_line): Use switch_to_section. Remove argument
1161 from call to current_function_section.
1162 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1163 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1164 debug_macinfo_section.
1165 (dwarf2out_init): Initialize the new section variables. Use them
1166 instead of calls to named_section_flags. Use switch_to_section.
1167 (output_indirect_string): Use switch_to_section and debug_str_section.
1168 (dwarf2out_finish): Use switch_to_section and the new section
1170 * except.c (default_exception_section): Return the section instead
1171 of emitting assembly code.
1172 (output_function_exception_table): Use the global exception_section
1173 variable instead of the target hook. Use switch_to_section. Remove
1174 argument from call to current_function_section.
1175 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1176 (shorten_branches): Use pointer comparisons to detect whether the
1177 text section is the same as readonly_data_section.
1178 (profile_function): Use switch_to_section. Remove argument from
1179 call to current_function_section.
1180 (final_scan_insn): Likewise. Update use of last_text_section.
1181 * gengtype.c (open_base_files): Add an include of output.h.
1182 * output.h (text_section, data_section, readonly_data_section)
1183 (ctors_section, dtors_section, bss_section, init_section)
1184 (fini_section, sdata_section): Turn into section pointers.
1185 (in_text_section, in_unlikely_text_section, exports_section)
1186 (drectve_section, named_section, mergeable_string_section)
1187 (last_text_section_name): Delete.
1188 (default_exception_section, default_eh_frame_section): Return sections.
1189 (SECTION_DECLARED, SECTION_NAMED): New macros.
1190 (SECTION_MACH_DEP): Bump value.
1191 (section_common, named_section, unnamed_section): New structures.
1192 (unnamed_section_callback): New typedef.
1193 (section): New union.
1194 (sbss_section, exception_section, eh_frame_section): New variables.
1195 (in_section, last_text_section): Turn into section pointers.
1196 (get_unnamed_section, get_section, get_named_section): New functions.
1197 (mergeable_constant_section, function_section): Return a section.
1198 (unlikely_text_section): Likewise.
1199 (current_function_section): Likewise. Remove the decl argument.
1200 (unlikely_text_section_p, switch_to_section): New functions.
1201 (output_section_asm_op): New function.
1202 (set_named_section_flags, named_section_flags, named_section_real)
1203 (named_section_first_declaration): Delete.
1204 (default_select_section, default_elf_select_section): Return a section.
1205 (default_elf_select_section_1, default_function_rodata_section)
1206 (default_no_function_rodata_section, default_select_rtx_section)
1207 (default_elf_select_rtx_section): Likewise.
1208 * rtl.h (in_data_section): Delete.
1209 * sdbout.c (sdbout_one_type): Use switch_to_section.
1210 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1211 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1212 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1213 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1214 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1215 (TARGET_ASM_OUT): Update after above changes.
1216 * target.h (init_sections): New hook.
1217 (exception_section, eh_frame_section): Delete.
1218 (select_section, select_rtx_section, function_rodata_section): Return
1219 a section rather than emitting assembly code.
1220 * varasm.c (text_section, data_section, readonly_data_section)
1221 (ctors_section, dtors_section, bss_section, init_section)
1222 (fini_section): Turn into section pointers.
1223 (sdata_section, sbss_section, exception_section): New variables.
1224 (eh_frame_section): New variable.
1225 (in_section): Make global and turn into a section pointer.
1226 (last_text_section): Turn into a section pointer.
1227 (unnamed_sections): New variable.
1228 (in_named_name, last_text_section_name): Delete.
1229 (EXTRA_SECTION_FUNCTIONS): Delete.
1230 (in_named_entry): Delete.
1231 (section_htab): New variable, replacing...
1232 (in_named_htab): ...this deleted variable.
1233 (section_entry_eq, section_entry_hash): New functions, based on...
1234 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1235 (get_unnamed_section, get_section): New functions.
1236 (unlikely_text_section): Return a section instead of emitting
1238 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1239 (get_named_section_flags, named_section_first_declaration): Delete.
1240 (unlikely_text_section_p): New function.
1241 (named_section_real, named_section): Delete.
1242 (get_named_section): New function.
1243 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1244 (function_section): Return a section rather than emitting
1246 (current_function_section): Likewise. Remove argument. Use
1247 last_text_section if nonnull, otherwise use function_section.
1248 (default_function_rodata_section): Return a section rather than
1249 emitting assembly code. Use get_section.
1250 (default_no_function_rodata_section): Return a section rather than
1251 emitting assembly code.
1252 (variable_section): Use switch_to_section and get_named_section.
1253 (mergeable_string_section): Return a section rather than emitting
1254 assembly code. Use get_section. Make static. Don't take special
1255 countermeasures for empty strings.
1256 (mergeable_constant_section): Return a section rather than emitting
1257 assembly code. Use get_section.
1258 (default_named_section_asm_out_destructor): Use switch_to_section
1260 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1261 (default_named_section_asm_out_constructor): Use switch_to_section
1263 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1264 (assemble_start_function): Likewise. Set last_text_section to
1265 NULL rather than no_section. Change the type of save_section.
1266 (assemble_zeros, assemble_variable): Use the section flags to detect
1267 whether or not a section is text.
1268 (assemble_static_space): Use switch_to_section.
1269 (assemble_trampoline_template): Likewise.
1270 (output_constant_def_contents): Use switch_to_section and
1272 (output_constant_pool_1): Use switch_to_section. Use the section
1273 flags to see whether sections contain mergeable data.
1274 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1275 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1276 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1277 whether a section has already been declared.
1278 (default_select_section, default_elf_select_section): Return a
1279 section rather than emitting assembly code.
1280 (default_elf_select_section_1): Likewise. Use bss_section for
1281 SECCAT_BSS if nonnull. Use get_named_section.
1282 (default_select_rtx_section): Return a section rather than
1283 emitting assembly code.
1284 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1285 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1286 (output_section_asm_op, switch_to_section): New functions.
1287 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1290 * doc/tm.texi: Expand the introduction to the sections documentation.
1291 (TRAMPOLINE_SECTION): Document new interface.
1292 (SDATA_SECTION_ASM_OP): Document new macro.
1293 (READONLY_DATA_SECTION): Delete.
1294 (SDATA_SECTION_ASM_OP): Document new macro.
1295 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1296 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1297 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1298 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1299 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1301 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1303 * gcc.c (init_gcc_specs): Match braces inside conditionally
1306 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1308 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1310 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1313 * tree.c (integer_all_onesp): Always return true if all bits on.
1315 * testsuite/g++.dg/init/array0.C: New.
1317 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1319 * doc/md.texi: Adapt to implementation.
1321 2005-12-06 Andreas Schwab <schwab@suse.de>
1323 * opts.c (decode_options): Fix typo in message.
1325 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1328 * longlong.h: Merge PPC tests from upstream.
1330 2005-12-06 Richard Guenther <rguenther@suse.de>
1332 * fold-const.c (fold_convert): Do not build and fold
1333 CONVERT_EXPR, but always use NOP_EXPR.
1335 2005-12-06 Jan Beulich <jbeulich@novell.com>
1337 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1338 __builtin_ia32_paddq and __builtin_ia32_subq.
1339 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1340 __builtin_ia32_pshufw.
1341 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1343 2005-12-05 James E Wilson <wilson@specifix.com>
1346 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1349 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1351 * print-tree.c (print_node): Ditto.
1352 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1353 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1354 before accessing DECL_ARTIFICIAL.
1355 Handle new tag tree codes.
1356 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1358 (unmodifiable_var_p): Ditto.
1359 * tree-flow.h (mem_tag_kind): Remove.
1360 (struct var_ann_d): Remove mem_tag_kind member.
1361 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1362 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1363 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1364 (group_aliases): Ditto.
1365 (setup_pointers_and_addressables): Ditto.
1366 (is_escape_site): Ditto.
1367 (may_alias_p): Ditto.
1368 (create_tag_raw): New function.
1369 (create_memory_tag): Use it.
1370 (dump_alias_info): Update for tags.
1371 (may_be_aliased): Ditto.
1372 (add_type_alias): Ditto.
1373 (new_type_alias): Ditto.
1374 (create_sft): Ditto.
1375 (create_structure_vars): Ditto.
1376 * tree-ssa-ccp.c (get_default_value): Ditto.
1377 * tree-ssa-operands.c (get_expr_operands): Ditto.
1378 (add_stmt_operand): Ditto.
1379 (add_call_clobber_ops): Remove duplicated condition.
1380 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1382 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1383 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1384 * tree.c (init_ttree): Update structures for new tree codes.
1385 (tree_code_size): Update sizes for new tree codes.
1386 (make_node_stat): Don't try to set common things on minimal
1388 (tree_node_structure): Update for tags.
1389 (is_global_var): Ditto.
1390 * tree.def: Add new tree codes.
1391 * tree.h (MTAG_P): New macro.
1392 (TREE_MEMORY_TAG_CHECK): Ditto.
1393 (SSA_VAR_P): Update for tags.
1394 (struct tree_memory_tag): New structure.
1395 (MTAG_GLOBAL): New macro.
1396 (union tree_node): Add memory tag member.
1397 * treestruct.def (TS_MEMORY_TAG): New.
1399 2005-12-05 Dale Johannesen <dalej@apple.com>
1401 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1402 what was approved (PR 24323).
1404 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1406 * doc/c-tree.texi (Function Bodies): Remove description of
1409 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1411 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1412 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1413 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1414 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1415 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1416 __divxc3): Document.
1418 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1420 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1422 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1423 hook_bool_void_false.
1424 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1425 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1427 * config/darwin.c (machopic_select_section): It's not defined
1428 as weak if it's only marked as weak_import.
1430 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1433 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1434 A hidden weak object does bind locally. Strong linkonce data
1435 counts like any other strong symbol for binding.
1436 (weak_finish_1): Don't specially handle weakrefs, they no longer
1438 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1439 * c-common.c (handle_alias_attribute): Allow static aliases
1441 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1442 * gthr-dce.h: Make weakrefs static.
1443 * gthr-tpf.h: Likewise.
1444 * gthr-solaris.h: Likewise.
1445 * gthr-posix.h: Likewise.
1446 * gthr-posix95.h: Likewise.
1447 * config/darwin.c (darwin_encode_section_info): static weakref
1448 variables are not necessarily defined in this translation unit.
1449 * doc/extend.texi (Function Attributes): Mention that an alias
1450 attribute creates a definition for the thing it's attached to.
1451 Change the documentation for weakref to say that the thing
1452 it's attached to must be static.
1454 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1455 we don't go into an infinite loop.
1457 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1459 * config/rs6000/predicates.md (logical_const_operand): Split
1460 out of logical_operand.
1461 (logical_operand): Use it.
1462 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1463 logical_const_operand.
1465 2005-12-05 Jan Beulich <jbeulich@novell.com>
1467 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1468 and IX86_BUILTIN_CMPNESS.
1469 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1470 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1471 * config/i386/i386.md (movti_internal): Correct type attribute.
1472 Simplify mode attribute.
1473 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1474 Correct type attribute.
1475 (absxf2): Correct operator.
1476 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1477 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1478 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1480 (sse2_vmsqrtv2df2): Correct mode attribute.
1482 2005-12-05 Jan Beulich <jbeulich@novell.com>
1484 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1485 16 bits. Provide insn pattern for this case.
1487 2005-12-05 Jan Beulich <jbeulich@novell.com>
1489 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1491 (__popcountDI2): Likewise.
1493 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1496 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1497 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1498 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1501 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1503 * c-typeck.c (null_pointer_constant_p): New function.
1504 (build_conditional_expr, build_c_cast, convert_for_assignment,
1505 build_binary_op): Use it.
1507 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1509 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1510 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1512 (check_function_arguments_recurse): Allow both NOP_EXPR and
1513 CONVERT_EXPR but check conversions preserve precision.
1514 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1515 but check conversions preserve precision.
1516 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1519 2005-12-04 Roger Sayle <roger@eyesopen.com>
1522 * common.opt (Wstring-literal-comparison): New command line option.
1523 * c-opts.c (c_common_handle_option): Set it with -Wall.
1524 * c-typeck.c (parser_build_binary_op): Issue warning if either
1525 operand of a comparison operator is a string literal, except for
1526 testing equality or inequality against NULL.
1528 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1530 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1532 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1533 of building a NOP_EXPR.
1534 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1536 * c-convert.c (convert): Use fold_convert instead of building
1537 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1538 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1540 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1541 NOP_EXPR the same as CONVERT_EXPR.
1542 * c-typeck.c (build_function_call): Use fold_convert instead of
1543 building a NOP_EXPR directly.
1544 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1546 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1548 PR rtl-optimization/25197
1549 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1552 2005-12-02 Stuart Hastings <stuart@apple.com>
1554 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1557 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1559 * c-typeck.c (default_function_array_conversion,
1560 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1561 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1562 orig_op2. Don't check them for NOP_EXPR.
1563 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1564 around integer zero.
1566 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1568 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1569 toc_save_offset, toc_size, lr_size.
1570 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1571 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1572 Adjust for removal of unused rs6000_stack_t fields.
1573 (debug_stack_info): Adjust.
1574 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1575 first, and don't bother checking for set/inc of lr on sibcalls.
1576 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1578 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1581 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1582 5 if operand 1 is not aligned. Undo previous constraint change.
1583 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1585 2005-12-02 Richard Guenther <rguenther@suse.de>
1587 * tree.h (build): Remove prototype.
1588 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1589 * tree.c (build): Remove.
1590 (build0_stat): Update comment.
1592 2005-12-02 Richard Guenther <rguenther@suse.de>
1594 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1595 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1597 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1598 maybe_fold_offset_to_component_ref): Likewise.
1599 * tree-ssa-dom.c (thread_across_edge,
1600 simplify_rhs_and_lookup_avail_expr,
1601 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1603 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1604 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1605 lower_try_finally_switch): Likewise.
1606 * tree-if-conv.c (add_to_dst_predicate_list,
1607 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1608 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1609 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1610 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1611 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1612 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1613 gimplify_init_ctor_eval, gimplify_init_constructor,
1614 gimplify_variable_sized_compare, gimplify_boolean_expr,
1615 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1616 gimplify_expr, gimplify_body, gimplify_function_tree,
1617 force_gimple_operand): Likewise.
1618 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1619 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1620 mx_register_decls): Likewise.
1621 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1622 get_frame_field, finalize_nesting_tree_1): Likewise.
1623 * tree-inline.c (setup_one_parameter): Likewise.
1624 * tree-vect-transform.c (vectorizable_condition): Likewise.
1625 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1627 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1628 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1629 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1630 * tree-chrec.h (build_polynomial_chrec): Likewise.
1632 2005-12-02 Richard Guenther <rguenther@suse.de>
1634 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1635 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1636 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1637 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1638 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1639 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1640 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1642 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1643 sh_adjust_unroll_max): Likewise.
1644 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1645 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1646 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1648 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1650 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1653 2005-12-02 Richard Guenther <rguenther@suse.de>
1655 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1656 simplify_cond_using_ranges): Use buildN instead of build.
1657 * tree-tailcall.c (adjust_accumulator_values,
1658 adjust_return_value): Likewise.
1659 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1660 generate_element_copy, generate_element_zero,
1661 generate_one_element_init): Likewise.
1662 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1663 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1664 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1665 perfect_nestify): Likewise.
1667 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1669 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1671 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1673 * ggc.h (GGC_RESIZEVEC): New.
1675 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1677 * gcc.c (execute): Improve readability.
1679 2005-12-02 Richard Guenther <rguenther@suse.de>
1681 * tree-cfg.c (mark_used_vars): New function.
1682 (dump_function_to_file): Dump only used VAR_DECLs.
1684 2005-12-02 Richard Guenther <rguenther@suse.de>
1686 * convert.c (convert_to_integer): Fix compare for nonpositive
1687 constant to use tree_int_cst_sgn <= 0.
1689 2005-12-02 Richard Guenther <rguenther@suse.de>
1691 * convert.c (convert_to_integer): Use fold_convert instead
1692 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1693 instead of comparing against 0. Use build_int_cst instead
1694 of converting integer_zero_node.
1696 2005-12-02 Richard Guenther <rguenther@suse.de>
1698 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1701 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1704 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1707 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1710 * function.c (expand_function_end): Emit blockage for unwinder
1713 2005-12-01 Roger Sayle <roger@eyesopen.com>
1715 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1716 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1717 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1718 integer constant comparisons.
1720 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1721 Janis Johnson <janis187@us.ibm.com>
1722 David Edelsohn <dje@watson.ibm.com>
1723 Ben Elliston <bje@au.ibm.com>
1725 * dfp.h, dfp.c: New files.
1726 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1727 (DECNUM_H): Likewise.
1728 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1729 (INCLUDES): Append $(DECNUMINC).
1730 (OBJS-common): Add dfp.o.
1732 * real.h (EXP_BITS): Pinch one bit to ..
1733 (struct real_value): Add decimal field.
1734 (real_format): Change table size, update documentation.
1735 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1736 (real_from_string3): Declare.
1737 (decimal_single_format): Declare.
1738 (decimal_double_format): Declare.
1739 (decimal_quad_format): Declare.
1740 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1741 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1742 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1743 * real.c: Include dfp.h.
1744 (normalize): Early return for decimal floats.
1745 (do_add): Zero decimal field.
1746 (do_compare): Call do_decimal_compare for decimal floats.
1747 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1748 (real_arithmetic): Call decimal_real_arithmetic for decimal
1749 floating point operands.
1750 (real_identical): If a and b are of differing radix, return false.
1751 (real_to_integer): Call decimal_real_to_integer if the value is a
1753 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1754 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1755 (real_to_hexadecimal): Place "N/A" in the return string for
1757 (real_from_string3): New variant, given a mode.
1758 (real_maxval): Use decimal_real_maxval for decimal floats.
1759 (round_for_format): Use decimal_round_for_format for decimals.
1760 (real_convert): Use decimal_real_convert where appropriate.
1761 (significand_size): Handle base 10.
1762 (encode_decimal_single, decode_decimal_single,
1763 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1764 decode_decimal_quad): New functions.
1765 (decimal_single_format): New.
1766 (decimal_double_format): New.
1767 (decimal_quad_format): New.
1768 * machmode.def: Add SD, DD and TD decimal floating point modes.
1769 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1770 Include MODE_DECIMAL_FLOAT.
1771 (DECIMAL_FLOAT_MODE_P): New.
1772 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1773 * genmodes.c (struct mode_data): Add counter field.
1774 (struct mode_data): Update comment for format.
1775 (blank_mode): Initialise counter field.
1776 (new_mode): Increment counter field for each mode defined.
1777 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1779 (make_complex_modes): Handle modes containing `D'.
1780 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1781 (make_decimal_float_mode): New.
1782 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1783 (cmp_modes): Compare counter field if other characteristics
1785 (emit_real_format_for_mode): Support formats for decimal floats.
1786 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1787 Document MODE_DECIMAL_FLOAT.
1789 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1791 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1794 2005-12-01 Richard Henderson <rth@redhat.com>
1796 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1798 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1800 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1802 * config/pa/pa.c (pa_init_builtins): If we detect
1803 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1806 2005-12-01 Richard Guenther <rguenther@suse.de>
1808 * fold-const.c (fold_binary): Use fold_build2, not
1811 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1813 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1815 * vec.h (VEC_block_remove): New.
1817 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1820 * c-common.c (lvalue_error): Fix wording.
1822 2005-12-01 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1825 thinko in last patch.
1827 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1829 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1830 than -flat_namespace.
1832 2005-12-01 Ben Elliston <bje@au.ibm.com>
1834 * mklibgcc.in: Parameterise the script to build soft float
1835 functions by iterating over each type, rather than cloning the
1838 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1841 * builtins.c (fold_builtin_fputs): Defer check for missing
1842 replacement functions.
1844 2005-11-30 Kean Johnston <jkj@sco.com>
1846 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1847 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1849 2005-11-30 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/22501
1852 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1853 function split out from ...
1854 (forward_propagate_addr_expr): ... here. Use it to propagate
1855 ADDR_EXPRs to all uses.
1857 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1859 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1860 * builtins.c (expand_builtin_mathfn): Use them.
1861 (expand_builtin_mathfn_2): Likewise.
1862 (expand_builtin_mathfn_3): Likewise.
1863 (expand_builtin_int_roundingfn): Likewise.
1864 (expand_builtin): Likewise.
1865 (integer_valued_real_p): Likewise.
1866 (fold_builtin_int_roundingfn): Likewise.
1867 (fold_builtin_bitop): Likewise.
1868 (fold_builtin_logarithm): Likewise.
1869 (fold_builtin_1): Likewise.
1870 * convert.c (convert_to_integer): Likewise.
1871 * fold-const.c (negate_mathfn_p): Likewise.
1872 (tree_expr_nonnegative_p): Likewise.
1874 2005-11-30 Dale Johannesen <dalej@apple.com>
1875 Andrew Pinski <pinskia@physics.uc.edu>
1877 * combine.c (find_split_point): Sign extend bitmask
1878 when changing bitfield assignment to IOR of AND.
1880 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1882 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1883 clobber to scratch reg.
1884 (*decrement_and_branch_until_zero_no_clobber): Remove.
1885 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1886 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1887 * config/ms1/ms1.opt (mmul): Remove.
1888 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1889 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1891 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1892 Bernd Schmidt <bernd.schmidt@analog.com>
1894 * pa/predicates.md (symbolic_operand): Add comment.
1895 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1896 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1897 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1898 (pa_secondary_reload_class): Delete.
1899 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1900 and pa_secondary_reload_class. Reorder some checks. Update inline
1901 copy of symbolic operand.
1902 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1904 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1906 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1909 2005-11-30 Jeff Law <law@redhat.com>
1911 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1912 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1914 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1916 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1917 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1918 (ia64_expand_move): Adjust caller.
1920 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1921 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1924 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1926 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1927 Always produce an output if we can remove NEGs or canonicalize
1928 (minus (minus ...)) expressions. Provide a fast path for the
1930 (simplify_gen_binary): Do not call simplify_plus_minus.
1931 (simplify_binary_operation_1): Reassociate at the end of the
1934 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1936 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1937 moves and unpack to speed up.
1939 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1941 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1942 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1943 (gen_v9_scc): Update callers.
1944 * config/sparc/sparc.md: Likewise.
1945 * config/sparc/sparc-protos.h: Update extern declaration.
1947 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1949 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1951 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1954 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1956 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1957 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1958 (negate_expr): Here.
1960 2005-11-29 Ben Elliston <bje@au.ibm.com>
1962 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1963 Fix typo in comment.
1965 2005-11-29 Ben Elliston <bje@au.ibm.com>
1967 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1968 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1970 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1974 * builtins.c (init_target_chars): New.
1975 (expand_builtin_printf, expand_builtin_fprintf,
1976 expand_builtin_sprintf, fold_builtin_sprintf,
1977 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1978 fold_builtin_snprintf_chk, fold_builtin_printf,
1979 fold_builtin_fprintf): Check for matching format strings using
1982 2005-11-29 Paul Brook <paul@codesourcery.com>
1984 * config.gcc: Do not use fixproto on m68k-elf.
1986 2005-11-28 Roger Sayle <roger@eyesopen.com>
1988 * expmed.c (div_cost): Replace with...
1989 (sdiv_cost, udiv_cost): New.
1990 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1991 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1992 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1993 (expand_divmod): Replace use of div_cost with either sdiv_cost
1994 or udiv_cost depending upon the signedness of the operation.
1996 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1999 * config/darwin.c (machopic_indirection_name,
2000 machopic_output_indirection): Follow transparent alias chain.
2002 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2004 * varasm.c (ultimate_transparent_alias_target): Add comment.
2006 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2008 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2009 SET_SRC instead of XEXP where appropriate.
2011 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2013 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2016 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2018 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2019 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2022 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2024 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2025 secondary_input_reload_class, made static. Adapt to new
2027 (secondary_output_reload_class): Delete.
2028 (TARGET_SECONDARY_RELOAD): New macro.
2029 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2030 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2032 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2035 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2036 when its natural alignment is > BITS_PER_UNIT.
2037 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2038 * c-common.c (handle_packed_attribute): Ignore packing on a field
2039 whose type is naturally char aligned.
2041 2005-11-28 Richard Guenther <rguenther@suse.de>
2043 * c-common.c (strict_aliasing_warning): Handle all
2044 component-ref like accesses.
2046 2005-11-28 Roger Sayle <roger@eyesopen.com>
2047 Uros Bizjak <uros@kss-loka.si>
2050 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2051 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2052 when flag_unsafe_math_optimizations is set and
2053 we don't care about NaNs or Infinities.
2055 Move x/expN(y) and x/pow(y,z) transformation into common
2056 flag_unsafe_math_optimizations section.
2058 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2060 * gcc.c (main): Change type of argv to "char **".
2062 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2064 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2065 small data sections.
2066 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2067 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2068 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2069 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2070 output locals to sbss if !rs6000_elf_in_small_data_p.
2071 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2073 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2076 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2077 generated by reload.
2078 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2079 indexed_or_indirect_address.
2080 (indexed_or_indirect_address): Don't test for base reg. Call
2081 address_operand last. Make it a special predicate.
2083 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2085 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2087 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2090 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2092 (negate_expr): Likewise.
2094 2005-11-27 Andreas Schwab <schwab@suse.de>
2096 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2099 2005-11-27 Steven Bosscher <stevenb@suse.de>
2101 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2102 has EH predecessor edges.
2104 2005-11-26 Eric Christopher <echristo@apple.com>
2106 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2107 register stalls by zero extending to the full register.
2109 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2111 * config/floatunsisf.c, config/floatunsidf.c,
2112 config/floatunsixf.c, config/floatunsitf.c: New files.
2113 * config/ia64/t-hpux: Add floatunsitf.c.
2114 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2115 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2117 2005-11-26 Richard Henderson <rth@redhat.com>
2119 * c-lex.c (pragma_lex): Rename from c_lex.
2120 * c-pch.c: Update for pragma_lex rename.
2121 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2122 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2123 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2124 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2125 * doc/tm.texi: Likewise.
2127 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2130 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2131 when overflow is undefined.
2133 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2135 * doc/md.texi (Insn Canonicalizations): Refer to the
2136 function commutative_operand_precedence for further rules.
2138 2005-11-25 Roger Sayle <roger@eyesopen.com>
2141 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2142 is less than zero. Limit mult_cost to a reasonable upper bound for
2143 the synthetic multiplication sequence.
2145 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2148 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2149 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2150 Lookup the explicit replacement functions for any unlocked
2151 stdio builtin transformations.
2153 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2155 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2157 * targhooks.c (default_secondary_reload): Don't require operand 2
2158 for an input reload to be earlyclobber.
2160 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2162 * fold-const.c (negate_mathfn_p): Fix comment and add support
2163 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2166 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2169 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2170 _Q_ulltoq for unsigned conversions from SImode and DImode to
2173 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2175 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2176 (__floatundidf, __floatundisf): Likewise.
2178 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2180 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2181 (rs6000_override_options): Remove initialization of
2182 rs6000_sr_alias_set.
2183 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2184 (rs6000_emit_stack_tie): Same.
2185 (emit_frame_save): Same.
2186 (gen_frame_mem_offset): Same.
2187 (rs6000_emit_prologue): Same.
2188 (rs6000_emit_epilogue): Same.
2190 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2193 * fold-const.c (fold_build): Convert bool_var != 1 and
2194 bool_var == 0 to !bool_var.
2196 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2199 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2200 for C being INTEGER_CST. Likewise for !=.
2202 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2205 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2206 unsigned conversions from SImode to TFmode.
2208 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2210 * expr.c (expand_expr_real_1): Fix error in last change.
2212 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2214 * caller-save.c: (this_insn_sets): Move into:
2215 (save_call_clobbered_regs).
2216 (mark_set_regs): Get this_insn_sets from data.
2218 (save_call_clobbered_regs): Take sets of the return value by
2219 sibcalls into account.
2221 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2224 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2225 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2226 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2227 (memory_move_secondary_cost, init_reg_autoinc): Remove
2228 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2229 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2230 secondary_reload_class call.
2231 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2233 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2234 (push_secondary_reload): Use secondary_reload target hook.
2235 (secondary_reload_class, scratch_reload_class): New functions.
2236 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2237 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2238 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2239 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2240 (secondary_reload_class, scratch_reload_class): Declare.
2241 * reload1.c: Include target.h.
2242 (reload_adjust_reg_for_temp): New function.
2243 (reload_adjust_reg_for_icode): Likewise.
2244 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2245 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2247 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2248 for inheritance. Support case when both secondary & tertiary reloads
2249 are for intermediate registers.
2250 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2251 with secondary_reload_class call. Support case when both secondary
2252 & tertiary reloads are for intermediate registers.
2253 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2254 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2255 * target.h (secondary_reload_info): New struct / typedef.
2256 (struct gcc_target): New member secondary_reload.
2257 * targhooks.c Include reload.h, optabs.h and recog.h.
2258 (default_secondary_reload): New function.
2259 * targhooks.h (default_secondary_reload): Declare.
2260 * doc/tm.texi: Document secondary_reload target hook. Update
2261 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2262 * doc/md.texi: Likewise.
2264 * sh-protos.h (sh_secondary_reload): Declare.
2265 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2266 (sh_secondary_reload): New function.
2267 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2268 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2269 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2270 (HAVE_SECONDARY_RELOADS): Define.
2271 * sh.md (reload_indf): Rename to:
2273 (reload_outdf): Rename to:
2274 (reload_outdf__RnFRm).
2275 (reload_insf): Rename to:
2277 (reload_insi): Rename to:
2278 (reload_insi__i_fpul).
2280 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2282 * configure.ac: Require at least texinfo 4.4.
2283 * configure: Regenerate.
2285 * doc/install.texi (Tools/packages necessary for building GCC):
2286 Update required version of texinfo to at least 4.4.
2287 (Installing GCC: Building): Update required version of texinfo
2289 (Installing GCC: Final installation): Update required version
2290 of texi2dvi to at least 4.4.
2291 (Host/target specific installation notes for GCC): Update required
2292 version of texinfo to at least 4.4.
2294 2005-11-24 Richard Guenther <rguenther@suse.de>
2295 Dirk Mueller <dmueller@suse.de>
2298 * c-common.h (strict_aliasing_warning): Declare.
2299 * c-common.c (strict_aliasing_warning): New function,
2301 * c-typeck.c (build_c_cast): ... here.
2303 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2305 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2307 (swap_commutative_operands_with_target): New.
2309 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2311 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2312 also when doing PRE, rather than only for global CPROP.
2314 2005-11-24 Ben Elliston <bje@au.ibm.com>
2316 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2317 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2319 (expand_twoval_unop): Likewise.
2320 (widen_clz): Likewise.
2321 (expand_parity): Likewise.
2322 (expand_unop): Likewise.
2323 (emit_cmp_and_jmp_insn_1): Likewise.
2324 (prepare_float_lib_cmp): Likewise.
2326 2005-11-24 Ben Elliston <bje@au.ibm.com>
2328 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2329 Remove unused `class' variable.
2331 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2334 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2335 C/C++ diagnostic function warn_array_subscript_with_type_char.
2336 * c-common.h (warn_array_subscript_with_type_char): Declare.
2337 * c-common.c (warn_array_subscript_with_type_char): Define.
2339 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2342 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2343 compiling at the intersection of C and C++.
2345 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2347 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2348 List @file in the option summary. Include the libiberty
2349 documentation for @file.
2350 * gcc.c (main): Call expandargv.
2351 * Makefile.in (gcc-vers.texi): Define srcdir.
2353 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2355 * passes.c (init_optimization_passes): Document
2356 sequencing of passes.
2358 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2360 * config/m68k/predicates.md (pcrel_address, extend_operator,
2361 post_inc_operand, pre_dec_operand): Remove redundant
2363 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2365 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2367 2005-11-23 Ben Elliston <bje@au.ibm.com>
2369 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2371 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2373 Preparatory work for PR target/21623:
2374 * alpha.c (secondary_reload_class): Rename to:
2375 (alpha_secondary_reload_class).
2376 * alpha.h, alpha-protos.h: Likewise.
2377 * mn10300.c (secondary_reload_class): Rename to:
2378 (mn10300_secondary_reload_class).
2379 * mn10300.h, mn10300-protos.h: Likewise.
2380 * pa.c (secondary_reload_class): Rename to:
2381 (pa_secondary_reload_class).
2382 * pa.h, pa-protos.h: Likewise.
2383 * rs6000.c (secondary_reload_class): Rename to:
2384 rs6000_secondary_reload_class.
2385 * rs6000.h, rs6000-protos.h: Likewise.
2387 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2390 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2392 2005-11-22 Ian Lance Taylor <ian@airs.com>
2394 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2396 (prepare_cmp_insn): Likewise.
2398 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2401 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2402 if both operands[0] and operands[1] are memory.
2404 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2407 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2408 COMPARISON_CLASS_P and an integral types create create a new
2409 expression with the new type and fold that.
2411 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2414 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2415 to SUBTARGET_OS_CPP_BUILTINS.
2417 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2419 * arm.c (emit_set_insn): New function.
2420 (arm_split_constant): Call it.
2421 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2422 (arm_legitimize_address): Likewise. Use plus_constant.
2423 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2424 (thumb_expand_prologue): Likewise.
2425 (arm_gen_load_multiple): Use VOIDmode in SET.
2426 (arm_gen_store_multiple): Likewise.
2427 (vfp_emit_fstmx): Likewise. Use plus_constant.
2428 (emit_multi_reg_push): Likewise.
2429 (emit_sfm): Use plus_constant.
2431 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2434 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2437 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2440 * expmed.c (store_bit_field): Don't attempt to insv a field
2441 larger than the reg.
2443 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2446 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2447 explicit sign extension, not a (char) cast.
2449 2005-11-22 Ben Elliston <bje@au.ibm.com>
2451 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2452 GET_MODE_CLASS (x) == MODE_FLOAT.
2453 * config/i386/i386.c: Likewise.
2454 * config/rs6000/xcoff.h: Likewise.
2455 * config/rs6000/linux64.h: Likewise.
2456 * config/rs6000/rs6000.c: Likewise.
2457 * config/rs6000/rs6000.h: Likewise.
2458 * config/rs6000/predicates.md: Likewise.
2459 * config/rs6000/sysv4.h: Likewise.
2461 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2463 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2466 * config/alpha/freebsd.h, config/alpha/linux.h,
2467 config/arm/linux-elf.h, config/bfin/bfin.h,
2468 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2469 config/i386/beos-elf.h, config/i386/gnu.h,
2470 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2471 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2472 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2473 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2474 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2475 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2476 config/sparc/linux.h, config/sparc/linux64.h,
2477 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2479 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2480 are both defined when either flag -fpic or -fPIC are used.
2482 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2484 * config/fp-bit.c (clzusi): New function.
2485 (si_to_float, usi_to_float): Use it to compute proper shift.
2486 (usi_to_float): Preserve guard bits when shifting right.
2487 * libgcc-std.ver (GCC_4.2.0): New version.
2488 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2489 __floatundisf): New functions.
2490 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2491 __floatundisf): Declare.
2492 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2493 _floatundixf, and _floatunditf.
2494 * optabs.c (expand_float): If target does not define a pattern for
2495 signed or unsigned conversion, use an unsigned libcall instead of
2497 (init_optabs): Initialize ufloat_optab.
2499 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2501 * config/rs6000/rs6000.opt (mmulhw): New option.
2502 * doc/invoke.texi (-mmulhw): Document.
2503 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2505 * config/rs6000/rs6000.md: Add half-word multiply and
2506 multiply-accumulate instructions for 405 and 440.
2508 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2510 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2511 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2512 default now includes a linker group which makes the RTEMS one nest.
2514 2005-11-22 Ben Elliston <bje@au.ibm.com>
2516 * cse.c (fold_rtx): Typo fix.
2517 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2519 2005-11-21 Richard Henderson <rth@redhat.com>
2521 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2522 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2524 * c-tree.h (lookup_name): Move declaration ...
2525 * c-common.h (lookup_name): ... here.
2526 * config/darwin-c.c: Include c-common.h.
2527 * config/t-darwin: Update dependencies.
2529 2005-11-22 Ben Elliston <bje@au.ibm.com>
2531 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2532 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2533 * genopinit.c (gen_insn): Likewise.
2534 * reload.c (find_equiv_reg): Likewise.
2535 * loop.c (load_mems): Likewise.
2536 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2537 * cse.c (find_comparison_args, fold_rtx): Likewise.
2538 * dwarf2out.c (add_const_value_attribute): Likewise.
2539 * expr.c (convert_move): Likewise.
2540 * recog.c (general_operand, register_operand): Likewise.
2541 * reg-stack.c (replace_reg): Likewise.
2542 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2543 * c-common.c (handle_vector_size_attribute): Likewise.
2544 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2545 (simplify_binary_operation_1): Likewise.
2546 (simplify_const_binary_operation): Likewise.
2547 (simplify_relational_operation): Likewise.
2548 (simplify_const_relational_operation): Likewise.
2549 (simplify_immed_subreg): Likewise.
2550 * emit-rtl.c (gen_lowpart_common): Likewise.
2551 * expmed.c (expand_mult): Likewise.
2552 * stor-layout.c (layout_type): Likewise.
2554 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2557 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2558 cst2 only for SPE vectors.
2560 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2563 * config/rs6000/predicates.md (vrsave_operation): Check
2564 UNSPEC_VOLATILE value.
2566 2005-11-21 Jan Hubicka <jh@suse.cz>
2568 PR tree-optimization/24653
2569 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2571 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2573 * config/i386/predicates.md (ax_reg_operand): New predicate.
2574 (memory_displacement_only_operand): New predicate.
2575 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2576 operand is AX register and the other operand is memory operand
2577 with displacement only.
2579 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2581 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2582 if we don't care about NaNs or Infinities.
2584 2005-11-20 Ian Lance Taylor <ian@airs.com>
2586 PR rtl-optimization/24883
2587 * combine.c (combinable_i3pat): When checking whether the
2588 destination of i3 is used in i3, consider paradoxical subregs.
2590 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2593 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2595 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2597 * combine.c (try_combine): Do not run subst on i1src and i2src in
2598 the case of generating a PARALLEL for a comparison.
2600 2005-11-20 Richard Henderson <rth@redhat.com>
2603 * tree-sra.c (struct sra_elt): Add all_no_warning.
2604 (struct sra_walk_fns) <use>: Add use_all argument.
2605 (sra_walk_expr): Pass it.
2606 (sra_walk_modify_expr): Likewise.
2607 (scalarize_ldst): Likewise.
2608 (scan_use): Update for new argument.
2609 (mark_no_warning): New.
2610 (scalarize_use): Use it.
2612 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2614 * expr.c (expand_expr_real): Use usmul_optab for widening
2615 signed * unsigned multiplies.
2616 * genopinit.c (optabs): Add usmul_widen_optab.
2617 * optabs.c (init_optabs): Likewise.
2618 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2619 (usmul_widen_optab): Define.
2620 * config/bfin/bfin.md (usmulhisi3): New pattern.
2622 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2624 2005-11-20 Graham Stott <btinternet.com>
2626 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2628 2005-11-20 Andreas Schwab <schwab@suse.de>
2631 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2634 2005-11-19 Richard Henderson <rth@redhat.com>
2637 * tree-gimple.c (is_gimple_id): Export.
2638 * tree-gimple.h (is_gimple_id): Declare.
2639 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2640 (get_default_value): Use it.
2641 (maybe_fold_stmt_indirect): Likewise.
2643 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2645 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2646 than VR1 or vice-versa.
2648 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2652 * reload.c (find_reloads_address_1): Mention dependency on
2654 * reload1.c (gen_reload): For IN with an unary operation, try
2655 moving inner expression to OUT if trivial SET is not valid.
2656 Confirm that the result is valid. Move common code block into...
2657 (emit_insn_if_valid_for_reload): New function.
2659 2005-11-19 Richard Guenther <rguenther@suse.de>
2661 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2662 ARRAY_REFs of constant strings.
2664 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2666 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2667 fatal format string.
2669 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2671 * combine.c (make_compound_operation): Swap operands of
2672 commutative operation if necessary before returning.
2674 2005-11-19 Richard Guenther <rguenther@suse.de>
2677 * fold-const.c (fold_plusminus_mult_expr): New function.
2678 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2679 cases, remove now unnecessary code.
2681 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2683 * gensupport.c (old_preds): Rename to std_preds, add special field.
2684 (struct old_pred_table): Rename to struct std_pred_table, add special
2686 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2687 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2688 (init_predicate_table): Adjust, and set along the way whether a
2689 predicate is special.
2691 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2693 * BASE-VER: Change to 4.2.0.
2695 2005-11-18 James E Wilson <wilson@specifix.com>
2697 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2700 2005-11-18 Mike Stump <mrs@apple.com>
2702 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2703 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2704 * c-decl.c (lookup_name_two) Remove.
2705 * c-tree.h (lookup_name_two): Remove.
2706 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2707 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2708 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2709 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2711 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2714 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2715 when not generating code to use that co-processor.
2717 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2719 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2720 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2721 these functions are now in tree-phinodes.c.
2723 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2725 * config/bfin/bfin.md (trap): New pattern.
2727 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2729 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2732 * expr.c (expand_expr_real): Don't call record_block_change unless
2733 ib_boundaries_block is non-null
2735 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2737 * fold-const.c (build_range_check): Use proper type for subtraction
2738 when merging lower bound.
2740 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2742 PR rtl-optimization/24497
2743 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2746 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2748 * tree-scalar-evolution.c (expression_expensive_p): New function.
2749 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2751 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2753 * config/bfin/crtlibid.s: New file.
2755 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2758 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2759 when not using sjlj exceptions.
2760 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2761 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2762 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2763 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2764 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2765 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2766 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2767 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2768 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2769 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2770 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2771 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2772 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2774 * config/pa/hpux-unwind.h: New file.
2776 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2778 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2779 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2780 * varasm.c (do_assemble_alias): Adjust call.
2781 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2783 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2785 2005-11-17 James E Wilson <wilson@specifix.com>
2787 * tree.def (FUNCTION_DECL): Correct typo in comment.
2789 2005-11-17 Richard Henderson <rth@redhat.com>
2791 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2792 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2793 and DW_CFA_def_cfa_sf.
2794 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2795 (dbx_reg_number): Don't assert particular registers here.
2796 (based_loc_descr): ... do it here instead. Fold in ...
2797 (eliminate_reg_to_offset): ... this function.
2798 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2799 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2800 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2801 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2802 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2803 (instantiate_virtual_regs): Likewise.
2804 * var-tracking.c (adjust_stack_reference): Likewise.
2805 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2807 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2809 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2810 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2811 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2813 ($(T)crtlibid.o): New rule.
2815 2005-11-16 Richard Guenther <rguenther@suse.de>
2818 * fold-const.c (extract_array_ref): Return byte offset
2820 (fold_binary): Fold &x[a] CMP &x[b] to
2821 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2824 2005-11-16 Richard Henderson <rth@redhat.com>
2827 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2828 parts of an SSA_NAME.
2830 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2833 * arm.md (split for movsf with immediate): Restrict split to insns
2834 that set a general register.
2836 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2838 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2840 * unwind-dw2.c (uw_advance_context): Likewise.
2841 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2842 _Unwind_SjLj_Unregister.
2843 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2845 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2847 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2849 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2851 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2852 langhook to get a DImode integer type.
2854 2005-11-16 Richard Henderson <rth@redhat.com>
2855 J"orn Rennecke <joern.rennecke@st.com>
2856 Ulrich Weigand <uweigand@de.ibm.com>
2860 * reload1.c (reg_equiv_invariant): New.
2861 (reload): Allocate, initialize, and free it.
2862 (calculate_needs_all_insns): Check it when skipping equivalence
2864 (alter_reg): Likewise.
2865 (eliminate_regs_1): Rename from eliminate_regs. Add new
2866 may_use_invariant argument; only use reg_equiv_invariant when true.
2867 (eliminate_regs): New.
2868 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2869 a context for which may_use_invariant may be true.
2871 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2873 * fold-const.c (const_binop): Don't constant fold the operation
2874 if the result has overflowed and flag_trapping_math.
2875 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2877 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2879 * config/arm/unwind-arm.c (abort): Add prototype here.
2880 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2881 (struct phase1_vrs): Add prev_sp.
2882 (unwind_phase2_forced): Save the original core registers instead of
2883 modifying entry_vrs. Take a new flag argument for resuming unwinding
2884 and set action flags accordingly. Always set _US_END_OF_STACK when
2885 get_eit_entry fails. Unwind before calling the stop function.
2886 (_Unwind_GetCFA): New function.
2887 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2888 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2889 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2890 just call unwind_phase2_forced.
2891 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2892 * config/arm/unwind-arm.h (abort): Remove prototype.
2893 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2895 (_Unwind_GetCFA): New prototype.
2896 * config/arm/pr-support.c (abort): Add prototype here.
2897 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2899 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2900 not schedule the prologue with non-call exceptions and EABI.
2902 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2904 * config/arm/unwind-arm.h: Reorder interface function declarations.
2905 (_URC_END_OF_STACK): New enumeration value.
2906 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2907 (struct _Unwind_Control_Block): Document reserved field use.
2908 (_Unwind_Stop_Fn): New typedef.
2909 (_Unwind_ForcedUnwind): Declare.
2910 (_Unwind_Resume_or_Rethrow): Declare.
2911 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2913 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2914 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2915 (UCB_FORCED_STOP_ARG): New.
2916 (search_EIT_table): Update boundary condition checks.
2917 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2918 (unwind_phase2): Replace for with do..while.
2919 (unwind_phase2_forced): New.
2920 (__gnu_Unwind_RaiseException): Replace for with do..while.
2921 (__gnu_Unwind_ForcedUnwind): New.
2922 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2923 Use appropriate phase2 unwinder.
2924 (__gnu_Unwind_Resume_or_Rethrow): New.
2925 (__gnu_unwind_pr_common): Cope with forced unwinding.
2927 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2930 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2932 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2933 roundsf2): Remove "s" from mnemonic.
2935 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2937 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2939 * config/bfin/crtn.s: Change epilogues to match.
2940 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2941 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2942 __PIC__ and __pic__.
2944 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2947 * doc/invoke.texi: Distinguish between free and fixed form instead of
2948 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2950 * gcc.c (default_compilers): Remove double entries, add entries for
2951 suffixes '.F90' and '.F95'.
2953 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2955 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2956 in the stack probing loop.
2958 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2960 * configure.ac: Use .machine power5 not power5x.
2961 * configure: Regenerate.
2963 2005-11-15 Mike Stump <mrs@apple.com>
2965 * c-decl.c (lookup_name_two): Add.
2966 * c-tree.h (lookup_name_two): Likewise.
2967 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2968 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2970 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2972 PR rtl-optimization/23392
2973 * regrename.c (enum scan_actions) Add mark_access.
2974 (scan_actions_name): Ditto.
2975 (scan_rtx_reg): Handle mark_access.
2976 (scan_rtx_address): Do nothing for mark_access.
2977 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2978 and regs in REG_INC notes before closing chains for dead regs.
2979 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2980 opening chains for new writes.
2982 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2984 * c.opt (ffixed-line-length-none): New.
2986 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2988 * mklibgcc.in: Change contents of eh_dummy.c.
2990 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2992 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2994 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2996 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2998 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3000 2005-11-15 Jan Hubicka <jh@suse.cz>
3002 * invoke.texi (large-unit-insns): Document.
3003 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3004 * params.def (large-unit-insns): New param.
3006 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3009 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3010 special register for operand 3. Reindent constraints to align
3013 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3015 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3016 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3017 * configure.ac: Add test for FP rounding instructions.
3018 * configure: Regenerate.
3019 * config.in: Regenerate.
3020 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3021 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3023 * config/rs6000/rs6000.opt (mfprnd): New.
3024 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3025 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3026 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3027 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3028 (TARGET_FPRND): New.
3029 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3031 (btrunc<mode>2): New.
3033 (floor<mode>2): New.
3034 (round<mode>2): New.
3036 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3038 * gcc.c (version_compare_spec_function): Use fatal() rather than
3041 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3042 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3043 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3045 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3048 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3049 on -mmacosx-version-min setting.
3051 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3054 * tree-vrp.c (infer_value_range): Return false if STMT is a
3055 block terminator and its basic block has no successors.
3057 2005-11-14 Mike Stump <mrs@apple.com>
3059 * config/i386/i386.c (override_options): -masm=intel isn't
3060 supported on darwin.
3061 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3063 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3065 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3066 vfork after including auto-host.h.
3068 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3070 PR rtl-optimization/22002
3071 * combine.c (distribute_notes): Detect cases where a reg dies
3072 two or more times in a bb, including on the insn we are combining,
3073 and place the death note on the correct range.
3075 2005-11-14 Dale Johannesen <dalej@apple.com>
3077 * expmed.c (store_bit_field): Add offset unconditionally for
3079 (extract_bit_field): Don't force extzv or extv operand into
3080 a register if field is too big.
3082 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3084 * config/arm/arm.c (pic_labelno): New.
3085 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3086 LABEL_REF. Pass only the labelno to PIC insns.
3087 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3088 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3089 * arm.md (UNSPEC_PIC_LABEL): New constant.
3090 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3091 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3092 Use the correct label prefix.
3094 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3096 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3099 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3101 * loop-invariant.c: Include tm_p.h.
3102 * Makefile.in: Updated.
3104 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3106 * pa.c (store_reg): Revise generation of frame notes in large frames.
3107 (set_reg_plus_d): Likewise.
3109 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3111 PR tree-optimization/24709
3112 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3115 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3117 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3118 and duplicate declaration of pthread_self.
3120 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3121 Ian Lance Taylor <ian@airs.com>
3124 * calls.c (expand_call): If TARGET is a MEM and some part of the
3125 argument area has been saved, force TARGET to a register.
3127 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3129 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3132 2005-11-13 Jason Merrill <jason@redhat.com>
3135 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3136 lazily declared methods.
3137 (force_decl_die): Stop if forcing out the context already make a
3139 (force_type_die): Likewise.
3141 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3144 * builtins.c (integer_valued_real_p): Add break in
3145 REAL_CST having TREE_OVERFLOW set.
3147 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3149 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3150 addressing modes during calculation of costs.
3152 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3154 * function.c (assign_stack_local_1): Restrict sanity check
3155 on frame size overflow to 32-bit and above platforms.
3157 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3159 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3160 * config/cris/cris.c: Include reload.h.
3161 (cris_initial_elimination_offset): New function.
3162 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3165 2005-11-12 Richard Guenther <rguenther@suse.de>
3167 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3169 2005-11-12 Jan Hubicka <jh@suse.cz>
3171 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3172 to compare against 0 when possible.
3174 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3176 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3177 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3178 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3179 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3182 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3184 * recog.c (constrain_operands) <case 'g'>: For a match, require
3185 that a non-register matches general_operand when strict >= 0.
3187 2005-11-11 Steven Bosscher <stevenb@suse.de>
3189 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3192 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3194 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3195 (memory_address_same): New.
3196 (dse_optimize_stmt): Call memory_address_same.
3198 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3201 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3202 ZERO_EXTEND>: New cases.
3204 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3206 * longlong.h (__clz_tab): Always provide.
3208 2005-11-11 Steven Bosscher <stevenb@suse.de>
3211 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3213 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3214 before check_maybe_invariant.
3215 (move_invariant_reg): Use gen_move_insn instead of replacing
3216 SET_DEST with the temporary for the invariant.
3217 (move_loop_invariants): If checking is enabled, do internal
3218 consistency checks after completing the pass.
3220 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3223 * common.opt (Wvolatile-register-var): New.
3224 * varasm.c (make_decl_rtl): Only emit warning when option
3225 specified. Clarify warning message.
3226 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3228 * doc/md.texi (copysign): Document standard named pattern.
3230 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3232 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3233 bytes when align is 2.
3234 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3235 by the first instruction of the loop.
3237 2005-11-11 Jason Merrill <jason@redhat.com>
3240 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3243 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3245 PR rtl-optimization/22509
3246 * local-alloc.c (memref_used_between_p): Check whether a function call
3247 could not reference the memref.
3249 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3251 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3252 algorithm so as to choose the best, not the worst, alternative.
3253 Reset accumulated register class before processing next alternative.
3255 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3258 * calls.c (expand_call): Copy a return value to a plain register
3261 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3264 * varasm.c (assemble_name): Recompute name only for transparent
3267 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3269 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3271 2005-11-04 Jeff Law <law@redhat.com>
3274 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3275 perform reassociation if the parent statement will not die as
3276 a result of the optimization.
3278 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3280 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3281 delete_old_heap_vars.
3282 * tree-dfa.c (referenced_var_remove): Remove function.
3283 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3284 (delete_tree_ssa): Remove call to delete_old_heapvars.
3285 Add call to delete_alias_heapvars.
3286 * tree-flow.h (referenced_var_remove): Remove prototype
3287 (init_alias_heapvars): New prototype.
3288 (delete_alias_heapvars): Ditto.
3289 * Makefile.in (tree-ssa-structalias.o): Add
3290 gt-tree-ssa-structalias.o
3291 (GTFILES): Add tree-ssa-structalias.h and
3292 tree-ssa-structalias.c.
3293 (s-gtype): Add gt-tree-ssa-structalias.h.
3294 * tree-ssa-structalias.c (heapvars): Remove.
3295 (oldheapvars): Remove.
3296 (heapvar_for_stmt): New variable.
3297 (heapvar_lookup): New function.
3298 (heapvar_insert): Ditto.
3299 (get_constraint_for): See if we have an old heapvar
3301 (init_alias_heapvars): New function.
3302 (delete_alias_heapvars): Ditto.
3303 Add include of gt-tree-ssa-structalias.h.
3305 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3308 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3310 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3312 * tree.c (int_fits_type_p): Only look at the base type
3313 if it has the same precision as the original type.
3315 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3318 * varasm.c (assemble_alias): Use %q+D in the error
3319 message instead of %J and %qD.
3321 2005-11-10 Richard Guenther <rguenther@suse.de>
3323 * gcse.c (free_ldst_entry): Only free hashtable if
3326 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3328 * function.c (assign_stack_local_1): Issue an error message if
3329 the frame size overflows in the signed target arithmetics.
3331 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3333 * tree.c (build_qualified_type): Chain the new type to the original
3334 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3335 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3336 (build_pointer_type_for_mode): Only return unqualified types.
3337 (build_reference_type_for_mode): Likewise.
3339 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3341 * Makefile.in (gnucompare): Do comparison of all files using one of
3342 the chosen methods and only afterwards decide if just warning should
3343 be issued or comparison failure raised.
3345 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3347 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3348 (noce_try_abs): Negate if the comparison is reversed.
3349 Look only one instruction backwards for a REG_EQUAL note.
3351 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3354 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3355 gthr-tpf.h: Define __gthrw. For all identifiers that might
3356 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3357 and prefix all uses with __ghtrw.
3359 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3362 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3363 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3364 * c-common.c (handle_weakref_attribute): New.
3365 (c_common_attribute_table): Add weakref.
3366 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3368 * configure, config.in: Rebuilt.
3369 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3370 * doc/extend.texi: Document weakref attribute.
3371 * varasm.c (ultimate_transparent_alias_target): New
3372 (assemble_name): Use it.
3373 (weak_finish_1): Split out of...
3374 (weak_finish): ... and deal with weakrefs in...
3375 (weakref_targets): ... new list.
3376 (globalize_decl): Clean up weakref_targets.
3377 (do_assemble_alias): Handle weakrefs.
3378 (finish_aliases_1): Do not reject weakrefs to external symbols.
3379 (assemble_alias): Handle weakrefs.
3381 2005-11-09 Richard Guenther <rguenther@suse.de>
3383 PR tree-optimization/24716
3384 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3385 t_bool to track results from follow_ssa_edge.
3387 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3389 * final.c (force_source_line): New global variable.
3390 (final_scan_insn): Set it to true instead of clearing last_filename.
3391 (notice_source_line): Return true if force_source_line is true,
3392 unless source info is absent.
3394 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3397 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3398 a linkage name for a variable if it a register variable.
3399 * c-decl.c (grokdeclarator): Global register variables
3400 should be set as PUBLIC.
3402 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3405 * config/s390/s390.c (struct s390_frame_layout): New fields
3406 first_save_gpr_slot and last_save_gpr_slot.
3407 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3408 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3409 first_save_gpr and last_save_gpr with the _slot variants.
3410 (s390_register_info): Calculate first_save_gpr_slot and
3411 last_save_gpr_slot using regs_ever_live.
3413 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3416 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3417 for a function containing a landing pad.
3419 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3422 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3425 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3427 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3428 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3430 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3433 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3435 (call,load,store): New insn types.
3436 (mem_access, branch_access): Adjust reservation conditions.
3437 (define_delay): Adjust condition.
3438 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3440 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3441 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3443 (call_internal, call_value_internal, return_internal,
3444 return_interrupt_internal, eh_return_internal, indirect_jump,
3445 tablejump): Set call insn type.
3446 (blockage, ei, di): Use appropriate unspec const.
3447 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3448 (ms1_get_attr_type): Adjust to give load & store types.
3449 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3450 backwards past a barrier.
3451 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3453 (struct branch_info, struct label_info): New.
3455 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3456 (ms1_machine_reorg): New.
3457 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3458 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3459 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3460 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3463 2005-11-09 Per Bothner <per@bothner.com>
3464 Uros Bizjak <uros@kss-loka.si>
3467 * toplev.c (process_options): Initialize debug_hooks early
3468 in case lang_hooks.post_options ends up calling a debug_hook.
3470 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3472 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3473 DBX_REGISTER_NUMBER being contiguous.
3475 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3476 Diego Novillo <dnovillo@redhat.com>
3479 * tree-vrp.c (register_edge_assert_for): Do not register
3480 always-false predicates.
3482 2005-11-08 Devang Patel <dpatel@apple.com>
3484 PR tree-optimization/23115
3485 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3488 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3490 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3493 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3495 Fix PR tree-optimization/23382
3497 * tree-ssa-alias.c (compute_may_aliases): Call
3498 delete_old_heap_vars.
3499 * tree-dfa.c (referenced_var_remove): New function.
3500 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3501 * tree-flow.h (referenced_var_remove): Add prototype.
3502 (delete_old_heap_vars): Ditto.
3503 * tree-ssa-structalias.c (heapvars): New variable.
3504 (oldheapvars): Ditto.
3505 (get_constraint_for): Put heap vars on heapvars list.
3506 (delete_old_heap_vars): New function.
3508 2005-11-08 Jason Merrill <jason@redhat.com>
3510 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3512 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3515 * reg-stack.c (reg_to_stack): Update register liveness also
3516 for flag_sched2_use_traces.
3518 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3521 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3522 override prior explicit -mno-powerpc-gfxopt.
3524 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3526 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3527 if the bitsize is zero.
3528 * doc/md.texi (Standard Pattern Names): Document it.
3530 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3531 (TARGET_PASS_BY_REFERENCE): Likewise.
3533 2005-11-07 Ian Lance Taylor <ian@airs.com>
3535 PR rtl-optimization/24683
3536 * config/i386/i386.c (legitimize_pic_address): If constant operand
3537 to PLUS is too large, put it in a register.
3539 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3541 * configure.ac: Enable checking assembler dwarf2 support for bfin
3543 * configure: Regenerate.
3545 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3549 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3550 gen_easy_vector_constant_add_self): Delete.
3551 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3553 (output_vec_const_move): Use gen_easy_altivec_constant.
3554 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3555 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3556 (easy_vector_constant_add_self): Rewritten.
3557 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3558 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3559 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3560 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3561 Macroize and adjust for the other changes.
3563 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3567 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3568 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3570 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3572 PR rtl-optimization/23567
3573 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3574 (noce_process_if_block): Don't do any optimizations except
3575 if (cond) x = x; if !set_b and write into orig_x may trap
3576 or fault. Remove the MEM_READONLY_P check.
3578 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3581 * tree-vrp.c (fix_equivalence_set): New.
3582 (extract_range_from_assert): Call it.
3584 2005-11-05 Ian Lance Taylor <ian@airs.com>
3587 * combine.c (apply_distributive_law): Don't distribute across a
3590 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3592 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3593 config/ms1/ms1.h, config/rs6000/predicates.md,
3594 config/s390/s390.c, params.def, postreload-gcse.c,
3595 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3596 tree-vrp.c, tree.c: Fix comment typos.
3597 * doc/invoke.texi: Fix typos.
3599 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3601 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3602 for testing whether the data_dependence_relation contains distance
3603 vectors. Iterate over all distance vectors of the ddr.
3604 * lambda.h: Define a vec of lambda_vector pointers.
3605 * tree-data-ref.c (dump_data_dependence_relation,
3606 dump_data_dependence_direction): Iterate over all distance and
3607 direction vectors of the ddr.
3608 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3610 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3611 of distance/direction vectors instead of a single one.
3612 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3613 lambda_vectors with a vec of lambda_vectors.
3614 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3615 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3616 DDR_NUM_DIST_VECTS): New.
3617 * tree-loop-linear.c (gather_interchange_stats): Test for the
3618 existence of distance vectors only after having checked that there
3619 is a dependence. Iterate over all distance vectors of the ddr.
3620 (linear_transform_loops): Use dump_data_dependence_relation.
3621 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3622 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3623 distance vectors of the ddr.
3625 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3627 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3628 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3629 IS_INTHANDLER; all callers changed.
3630 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3632 (do_link, do_unlink): New argument ALL; all callers changed.
3633 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3634 If function isn't leaf, save and restore all registers.
3635 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3638 2005-11-05 Jan Hubicka <jh@suse.cz>
3640 PR rtl-optimization/23490
3641 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3642 max-flow-memory-location): Document.
3643 * flow.c: Include params.h
3644 (MAX_MEM_SET_LIST_LEN): Kill.
3645 (add_to_mem_set_list): Use new param.
3646 * cse.c (cse_basic_block): Replace 1000 by new param.
3647 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3648 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3649 * predict.c (predict_loops): Use new param.
3650 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3652 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3653 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3654 Do not hold memory returned by cgraph_node_name across other call.
3656 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3659 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3662 2005-11-04 Jeff Law <law@redhat.com>
3665 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3666 * tree-ssa-dom.c: Include params.h.
3667 (thread_across_edge): If there are too many statements in the
3668 target block, then do not thread through it.
3669 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3670 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3672 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3675 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3676 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3678 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3681 * tree-scalar-evolution.c (instantiate_parameters_1,
3682 instantiate_parameters, resolve_mixers): Compute the size of an
3683 expression to be instantiated and give up the instantiation if the
3684 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3686 2005-11-04 Richard Guenther <rguenther@suse.de>
3688 * tree-flow.h (ref_contains_indirect_ref): Rename to
3689 array_ref_contains_indirect_ref.
3690 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3691 (array_ref_contains_indirect_ref): Make comment match the code
3693 (ref_contains_array_ref): Likewise.
3694 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3695 ref_contains_indirect_ref.
3696 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3697 Rename calls to ref_contains_indirect_ref.
3699 2005-11-04 Paul Brook <paul@codesourcery.com>
3701 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3702 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3703 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3704 * config/arm/arm.md: Use match_operand in peephole input templates
3705 and match_dup in peephole output templates.
3707 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3709 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3712 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3713 Daniel Jacobowitz <dan@codesourcery.com>
3715 * longlong.h (add_ssaaaa): Clobber condition code register
3717 (sub_ddmmss): Likewise.
3718 (umul_ppmm): Likewise.
3720 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3721 Paul Brook <paul@codesourcery.com>
3722 Phil Blundell <pb@reciva.com>
3724 * configure.ac: Add test for ARM TLS support.
3725 * configure: Regenerated.
3726 * config/arm/arm-protos.h (legitimize_tls_address)
3727 (arm_tls_referenced_p, tls_mentioned_p)
3728 (arm_output_addr_const_extra): New prototypes.
3729 (thumb_legitimize_pic_address): Delete.
3730 * config/arm/arm.c: Include "gt-arm.h".
3731 (enum tls_reloc): New.
3732 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3733 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3734 (arm_call_tls_get_addr, legitimize_tls_address)
3735 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3736 (arm_init_tls_builtins, arm_emit_tls_decoration)
3737 (arm_output_addr_const_extra): New functions.
3738 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3739 (TARGET_HAVE_TLS): Define.
3740 (target_thread_pointer): New.
3741 (arm_override_options): Handle -mtp=.
3742 (legitimize_pic_address): Ignore UNSPECs.
3743 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3745 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3746 (tls_get_addr_libfunc): New variable.
3747 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3748 (arm_init_builtins): Call arm_init_tls_builtins.
3749 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3750 (arm_encode_section_info): Call default_encode_section_info.
3751 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3752 (enum arm_tp_type): New.
3753 (target_thread_pointer): Add declaration.
3754 (LEGITIMATE_CONSTANT_P): Handle TLS.
3755 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3756 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3757 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3758 * config/arm/arm.md: Add UNSPEC_TLS.
3759 (movsi): Handle TLS.
3760 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3762 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3763 (load_tp_hard, load_tp_soft): New insns.
3764 * arm.opt: Add -mtp=.
3765 * doc/invoke.texi (ARM Options): Document -mtp.
3767 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3769 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3770 * config/arm/libunwind.S: Include "lib1funcs.asm".
3771 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3772 (LIB2ADDEH): Add libunwind.S.
3773 (LIB2ADDEHDEP): Add lib1funcs.asm.
3774 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3776 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3779 * gcc/c.opt: Add a -lang-fortran option.
3780 * gcc/c-opts.c: Add a lang_fortran flag.
3781 (c_common_init_options): Handling the -lang-fortran option.
3782 (c_common_handle_option): Add a case for Fortran options in
3783 preprocessing. Remove cases for -ffixed-form and
3784 -ffixed-line-length. Add a case for -lang-fortran.
3786 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3788 * config/rs6000/rs6000.c: Include params.h
3789 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3790 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3791 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3792 (UNSPEC_VPKUWSS): Delete.
3793 (altivec_vpkuhss): Delete.
3794 (altivec_vpkuwss): Delete.
3795 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3797 (neg_eq0<mode>): Remove final condition.
3798 (neg_eq<mode>): Remove condition and split-condition.
3800 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3802 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3803 Use associated print macros.
3805 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3808 * diagnostic.c (diagnostic_set_info_translated): New function.
3809 (diagnostic_set_info): Use it. Add comment.
3810 * diagnostic.h (diagnostic_set_info_translated): Declare.
3812 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3814 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3815 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3816 reference only if 'public' is true.
3817 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3818 emit the .hidden directive only if the indirect reference is public.
3819 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3820 Pass it to dw2_force_const_mem.
3821 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3822 * dwarf2out.c (output_cfi): Adjust calls to above function.
3823 (output_call_frame_info): Likewise.
3824 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3825 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3827 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3829 PR tree-optimization/24483
3830 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3831 field to elts if possible.
3833 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3836 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3839 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3841 Fix PR tree-optimization/24351
3843 * tree-ssa-structalias.c (struct variable_info): Add
3845 (get_varinfo_fc): New function to follow collapsing.
3846 (new_var_info): Set collapsed_to to NULL.
3847 (dump_constraint): Follow collapsing.
3848 (build_constraint_graph): Handle collapsing.
3849 (do_simple_structure_copy): Return false if something bad
3851 (collapse_rest_of_var): New function.
3852 (do_structure_copy): Collapse if do_simple_structure_copy returns
3855 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3858 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3859 expressions to a statement list instead of gimplifying them.
3861 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3863 PR rtl-optimization/23585
3864 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3865 that can't trap plus a constant integer, if the mode has zero size.
3867 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3870 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3872 ("*insv<mode>_reg_extimm"): Likewise.
3874 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3877 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3878 c_common_type_for_mode returns an unnamed type.
3880 2005-11-02 Richard Henderson <rth@redhat.com>
3884 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3885 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3886 * function.c (assign_parms): Use calls.internal_arg_pointer.
3887 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3889 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3890 (TARGET_CALLS): Add it.
3891 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3892 * targhooks.c (default_internal_arg_pointer): New.
3893 * targhooks.h (default_internal_arg_pointer): Declare.
3894 * tree.h (dwarf2out_reg_save_reg): Declare.
3895 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3896 * config/i386/i386.c (dbx_register_map): Add return column.
3897 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3898 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3899 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3900 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3901 (ix86_save_reg): Save force_align_arg_pointer.
3902 (ix86_emit_save_regs): Make regno unsigned.
3903 (ix86_emit_save_regs_using_mov): Likewise.
3904 (ix86_expand_prologue): Handle force_align_arg_pointer.
3905 (ix86_expand_epilogue): Likewise.
3906 * config/i386/i386.h: (dbx_register_map): Update.
3907 (dbx64_register_map, svr4_dbx_register_map): Update.
3908 (struct machine_function): Add force_align_arg_pointer.
3909 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3910 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3911 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3913 2005-11-02 Jan Hubicka <jh@suse.cz>
3916 * i386.md: Add peep2 for simplyfing array accesses.
3918 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3921 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3922 * config/s390/s390.c (s390_decompose_shift_count): New function.
3923 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3924 (print_shift_count_operand): Use s390_decompose_shift_count.
3925 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3926 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3928 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3931 * loop.c (loop_givs_rescan): Use force_operand to expand
3934 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3937 * fold-const.c (build_range_check): Use unsigned when signed
3938 overflow is undefined also. If etype is subtype, make sure that
3939 the subtraction is in the supertype.
3941 2005-11-02 Richard Henderson <rth@redhat.com>
3944 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3947 2005-11-01 Richard Henderson <rth@redhat.com>
3950 * loop.c (scan_loop): Do not propagate computations to a hard
3951 register destination with SMALL_REGISTER_CLASSES.
3953 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3955 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3956 costs for MULT inside PLUS or MINUS.
3958 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3960 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3961 (TRAMPOLINE_SIZE): Round up to 60.
3962 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3964 2005-10-31 James E. Wilson <wilson@specifix.com>
3967 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3968 ifdef. Put ifdefs around call in gen_subprogram_die.
3969 (compute_frame_pointer_to_cfa_displacement): Likewise.
3970 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3973 PR rtl-optimization/17356
3974 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3975 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3977 2005-10-31 Jan Hubicka <jh@suse.cz>
3980 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3983 * i386.c (legitimize_pic_address): Deal with large immediates.
3986 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3987 from symbol names while computing checkup.
3990 * predict.c (predict_loops): Do not estimate more than
3991 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3992 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3994 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3996 PR tree-optimization/19097
3997 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3999 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4001 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4003 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4006 * tree-inline.c (setup_one_parameter): If the init_stmt
4007 is NULL, don't insert the statement.
4009 2005-10-30 Jan Hubicka <jh@suse.cz>
4011 PR tree-optimization/24172
4012 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4014 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4016 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4017 constants for hosts with long != 32 bits.
4019 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4022 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4024 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4026 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4027 (TARGET_MS1_16_002): New.
4028 (TARGET_MS1_16_003): New.
4030 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4031 ("*decrement_and_branch_until_zero_no_clobber"): New.
4032 Add corresponding splitter for decrement_and_branch_until_zero
4034 Key all decrement_and_branch_until_zero patterns off of
4037 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4040 * tree-complex.c (extract_component): Treat RESULT_DECL
4041 like the rest of the decls.
4043 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4045 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4046 indirect call to _mcount if the function needs a static chain.
4048 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4049 Caroline Tice <ctice@apple.com>
4051 PR rtl-optimization/24460
4052 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4053 (dwarf2out_switch_text_section): Set it to true instead of
4054 incrementing separate_line_info_table_in_use.
4055 (output_loc_list): Additionally test have_switched_text_sections.
4056 (output_ranges): Likewise.
4057 (dwarf2out_finish): Likewise.
4058 * varasm.c (assemble_start_function): Do not call
4059 insert_section_boundary_note.
4060 (assemble_end_function): If flag_reorder_blocks_and_partition,
4061 switch to the function's section before emitting the .size directive.
4062 * bb-reorder.c (insert_section_boundary_note): Staticify.
4063 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4064 * output.h (insert_section_boundary_note): Delete.
4066 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4069 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4070 instead of pointer equality when comparing types.
4072 2005-10-24 James E. Wilson <wilson@specifix.com>
4074 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4075 add_dependence_list_and_free calls.
4077 2005-10-24 Steven Bosscher <stevenb@suse.de>
4079 * contrib.texi: Add the names of the LLNL folks who donated
4080 Cray pointer support for gfortran.
4082 2005-10-24 Steven Bosscher <stevenb@suse.de>
4084 PR tree-optimization/24225
4085 * profile.c (branch_prob): Look from end to start through a
4086 basic block when looking for a locus.
4088 2005-10-24 Richard Henderson <rth@redhat.com>
4090 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4092 (hppa_expand_prologue): Likewise.
4094 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4096 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4097 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4098 * pa.h (NO_PROFILE_COUNTERS): Define.
4099 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4100 (funcdef_nos): New vector to hold label numbers of deferred profile
4102 (output_deferred_profile_counters): New function.
4103 (hppa_profile_hook): Push label number onto funcdef_nos.
4104 (pa_hpux_file_end): Call output_deferred_profile_counters if
4105 NO_DEFERRED_PROFILE_COUNTERS is false.
4107 * pa-protos.h (get_deferred_plabel): New prototype.
4108 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4110 (output_call): Adjust calls.
4112 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4114 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4115 peculiarity of GOT/TOC section usage.
4117 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4120 * c-common.c (constant_string_class_name): Add documentation.
4122 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4125 * recog.c (peephole2_optimize): Increment peep2_current_count
4126 only when the slot is empty.
4128 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4131 * except.c (output_function_exception_table): Call
4132 assemble_external_libcall if we need a personality function.
4134 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4136 PR rtl-optimization/24460
4137 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4138 set the basic block for barriers.
4140 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4142 * var-tracking.c (vt_initialize): Initialize post.
4144 2005-10-21 Devang Patel <dpatel@apple.com>
4147 * c-common.c (vector_types_convertible_p): Check vector element type.
4149 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4151 * config/sh/sh.c (prepare_move_operands): Handle the address
4152 constant which is a tls symbolic address plus a constant.
4154 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4157 * gcc.c (main): Use the correct counter for erroring out
4158 about mulitple files.
4160 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4163 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4164 use r2 for 64-bit tls .got access.
4166 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4168 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4171 2005-10-20 Steven Bosscher <stevenb@suse.de>
4173 PR tree-optimization/24307
4174 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4176 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4179 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4181 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4182 is ready, stop marking functions, but still mark variables.
4184 2005-10-20 Richard Guenther <rguenther@suse.de>
4187 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4190 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4192 PR rtl-optimization/23585
4193 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4194 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4195 (may_trap_p_1): New predicate extracted from...
4196 (may_trap_p): ... here. Invoke may_trap_p_1.
4197 (may_trap_or_fault_p): New predicate.
4198 * rtl.h (may_trap_or_fault_p): Declare it.
4199 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4200 instead of may_trap_p.
4201 (steal_delay_list_from_fallthrough): Likewise.
4202 (fill_simple_delay_slots): Likewise.
4203 (fill_slots_from_thread): Likewise.
4204 * function.c (pad_to_arg_alignment): Rework comment about
4205 SPARC_STACK_BOUNDARY_HACK.
4206 * config/sparc/sparc.h: Likewise.
4208 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4210 * config/s390/s390.c (s390_expand_insv): New.
4211 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4212 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4213 ("icm_hi"): Remove mode attribute.
4214 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4216 ("*extracthi", "*extractqi"): Remove.
4217 (extv<mode>", "*extzv<mode>"): New.
4218 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4219 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4221 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4223 * cfgexpand.c (discover_nonconstant_array_refs_r,
4224 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4225 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4226 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4227 discover_nonconstant_array_refs.
4229 2005-10-19 Steven Bosscher <stevenb@suse.de>
4232 * c-decl.c (pop_scope): Don't warn about an unused variable
4233 if it is marked with TREE_NO_WARNING.
4234 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4235 somenow mismatch and olddecl is to be replaced.
4237 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4240 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4241 whether registers live on the edge can be saved/restored.
4243 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4245 * config/sh/sh.c (fixup_mova): Skip notes.
4247 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4249 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4250 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4251 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4252 (s390_initial_elimination_offset): Likewise.
4253 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4254 register on TARGET_ZARCH targets.
4255 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4256 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4257 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4258 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4260 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4262 * config/s390/s390.md: Comment describing output modifiers updated.
4263 * config/s390/s390.c (print_operand): Likewise.
4265 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4267 * config/s390/s390.c (override_options): Added check for -mstack-size
4269 * doc/invoke.texi: Mention that limit in the documenation.
4271 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4274 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4276 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4278 Fix PR tree-optimization/24231
4280 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4281 (compute_avail): Ditto.
4283 2005-10-18 Richard Henderson <rth@redhat.com>
4286 * config/i386/i386.c (legitimate_constant_p): Check
4287 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4289 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4290 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4291 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4293 (print_operand_address): Likewise.
4294 * config/i386/predicates.md (x86_64_immediate_operand): Test
4295 SYMBOL_REF_TLS_MODEL properly inside CONST.
4296 (x86_64_zext_immediate_operand): Likewise.
4297 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4298 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4299 * config/i386/i386-protos.h: Remove predicates.md entries.
4301 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4303 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4304 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4306 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4307 Ian Lance Taylor <ian@airs.com>
4310 * fold-const.c (fold_widened_comparison): Do not allow range based
4311 constant folding when right operand cannot be unwidened.
4313 2005-10-17 Richard Henderson <rth@redhat.com>
4315 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4316 with a memory clobber.
4318 2005-10-17 James E Wilson <wilson@specifix.com>
4320 PR rtl-optimization/17356
4321 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4322 checking for EDGE_EH.
4324 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4326 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4327 the slot on an even boundary for any type with 16-byte alignment.
4329 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4332 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4333 after register allocation.
4335 2005-10-17 DJ Delorie <dj@redhat.com>
4337 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4340 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4343 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4346 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4348 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4349 to 2 if it's already non-zero.
4350 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4351 is set and warn about it if flag_schedule_insns is 1.
4353 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4355 * config/crx/crx.md: Compare-and-branch instructions need to
4358 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4361 * config/i386/i386.md (*pushdi2_rex64 splitter)
4362 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4363 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4364 flow2 pass only when (optimize > 0 && flag_peephole2).
4366 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4369 * gcc.c (have_c): New static variable.
4371 (process_command): Remove declation of have_c.
4372 Set have_o to 1 when handling -o.
4373 (main): Add a fatel error if there are multiple
4374 files specified and -o and -c/-S is passed witout
4375 -combine or multiple languages.
4377 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4379 Fix PR tree-optimization/22444
4380 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4381 Assert that we don't hit something with subvars.
4382 (setup_pointers_and_addressables): Don't add things with subvars,
4383 because we'll already process the subvars for aliasing purposes.
4385 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4388 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4389 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4390 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4391 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4392 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4393 swapped, alternatives for the R constraint.
4396 * builtins.c (get_builtin_sync_mode): Make unlimited
4397 mode_for_size request.
4399 2005-10-15 Richard Henderson <rth@redhat.com>
4401 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4402 (gimplify_expr): ... here.
4403 (gimplify_compound_lval): Use it in initial scan loop. Allow
4404 fb_lvalue in base expression.
4406 2005-10-15 Richard Henderson <rth@redhat.com>
4409 * builtins.c (expand_builtin_trap): Export.
4410 * expr.h (expand_builtin_trap): Declare.
4411 * expr.c (expand_assignment): Emit a trap for integral offsets
4412 from registers that weren't reduced to bitpos.
4414 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4415 (mark_array_ref_addressable): Remove.
4416 * tree-flow.h (mark_array_ref_addressable): Remove.
4417 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4419 2005-10-15 James E Wilson <wilson@specifix.com>
4422 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4423 (add_dependence_list_and_free): Likewise.
4424 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4427 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4431 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4432 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4434 (vrp_visit_phi_node): Only prevent infinite iterations when
4435 the previous result and the new result are both VR_RANGEs.
4437 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4439 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4442 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4445 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4448 2005-10-14 Per Bothner <per@bothner.com>
4450 PR preprocessor/21250
4451 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4453 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4456 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4457 overflow flags. Refactor some conditionals.
4459 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4462 * tree-dfa.c (add_referenced_var): Only look at decls which
4463 have TREE_CONSTANT or TREE_READONLY set instead of if
4464 !TREE_PUBLIC or !TREE_CONSTANT.
4466 2005-10-13 James E Wilson <wilson@specifix.com>
4468 * doc/invoke.texi: For -x, add f95-cpp-input.
4469 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4471 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4473 PR tree-optimization/24262
4474 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4475 in loop all the time.
4477 2005-10-12 Richard Henderson <rth@redhat.com>
4480 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4481 * function.c (assign_parm_find_data_types): Don't support it.
4482 * print-tree.c (print_node): Likewise.
4483 * c-common.c (handle_transparent_union_attribute): Likewise.
4484 Use build_duplicate_type.
4485 * tree-inline.c (remap_type_1): Split out of remap_type;
4486 properly remap aggregate fields.
4487 (build_duplicate_type): New.
4488 * doc/extend.texi (Variable Attributes): Remove documentation
4489 for transparent_union.
4491 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4494 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4495 (gen_stack_pointer_dec): Likewise.
4497 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4501 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4503 (struct cxx): Add adjust_class_at_definition target hook.
4504 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4505 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4506 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4507 hook_void_tree. Add to TARGET_CXX.
4508 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4510 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4511 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4512 instead of attribute. Check for dllexport override. Warn if
4513 inconsistent dll linkage. Don't lose old dllimport if decl has
4514 had address referenced. Tweak lookup of dllimport atribute.
4515 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4516 for target specific rules. Don't add dllimport attribute if
4517 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4518 dllimport attribute.
4519 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4520 * varasm.c (initializer_constant_valid_p): Replace
4521 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4525 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4526 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4527 (i[34567]86-*-mingw32*): Likewise.
4529 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4530 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4532 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4533 C++-specific code. Change return value to bool.
4534 (i386_pe_dllimport_p): Likewise.
4535 (associated_type): Simplify and make language-independent
4536 (i386_pe_encode_section_info): Replace override of ambiguous
4537 dllimport symbol refs with a gcc_assert.
4538 (i386_pe_valid_dllimport_attribute_p): Define.
4539 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4540 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4541 i386_pe_adjust_class_at_definition.
4542 * config/i386/winnt-stubs.c: New file. Define stub versions of
4543 lang-specific functions.
4544 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4545 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4546 i386_pe_adjust_class_at_definition.
4547 (i386_pe_valid_dllimport_attribute_p): Declare.
4548 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4549 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4550 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4553 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4554 dllimport attribute with test of DECL_DLLIMPORT_P.
4556 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4558 * combine.c (make_extraction): Correct offset computation.
4560 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4562 * config/cris/t-linux (LIMITS_H_TEST): Define.
4564 2005-10-12 Richard Henderson <rth@redhat.com>
4567 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4569 2005-10-12 Richard Guenther <rguenther@suse.de>
4571 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4573 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4576 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4577 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4580 2005-10-12 Richard Guenther <rguenther@suse.de>
4583 * varasm.c (output_constant): Correct typo from previous
4586 2005-10-11 Ian Lance Taylor <ian@airs.com>
4588 PR rtl-optimization/13931
4589 * combine.c: Revert patch of 2003-05-14, and:
4590 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4591 completely killed in the appropriate insn.
4592 (distribute_notes): Don't skip multiple hard register test for
4593 elim_i1 and elim_i2.
4595 2005-10-11 Richard Henderson <rth@redhat.com>
4598 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4599 to initialize a transparent union instead of a nop_expr.
4601 2005-10-11 Richard Henderson <rth@redhat.com>
4603 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4604 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4605 (tree_ssa_dce_loop): Call scev_reset.
4608 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4609 * tree-ssa-dce.c: Include cfgloop.h.
4610 (tree_ssa_dce_loop, pass_dce_loop): New.
4611 * tree-pass.h (pass_dce_loop): Declare it.
4612 * passes.c (init_optimization_passes): Use it.
4614 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4617 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4618 Only apply the optimization for rounding builtins if the inner
4619 cast is also an extension.
4621 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4624 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4625 mark_new_vars_to_rename instead of update_stmt.
4627 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4629 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4631 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4633 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4634 for setting MMX register to 0 rather than mmx.
4636 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4639 * configure.ac: Move gas check from mips specific case to common case.
4640 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4641 * configure: Regenerate
4642 * doc/install.texi: Update.
4644 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4647 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4649 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4651 * gcc.c (do_spec_1): Accept numeric characters in file name
4654 2005-10-10 Nick Clifton <nickc@redhat.com>
4656 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4657 describing the deleted arm_gen_rotated_half_load function.
4659 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4661 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4664 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4666 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4668 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4669 (EXTRA_MULTILIB_PARTS): Define.
4670 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4671 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4672 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4673 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4674 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4675 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4677 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4679 PR tree-optimization/24226
4680 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4681 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4682 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4685 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4687 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4689 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4692 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4693 Rewrite for no need for the early clobber.
4695 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4697 Merge from csl-arm-branch:
4698 2005-09-07 Paul Brook <paul@codesourcery.com>
4699 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4702 2005-04-30 Paul Brook <paul@codesourcery.com>
4703 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4704 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4706 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4707 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4708 (arm_override_options): Use TARGET_AAPCS_BASED.
4709 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4710 (PTRDIFF_TYPE): Use int for AAPCS.
4711 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4712 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4713 (DEFAULT_SHORT_ENUMS): Delete.
4714 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4716 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4717 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4718 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4719 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4721 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4722 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4724 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4725 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4727 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4728 * config.gcc (arm*-*-linux-gnueabi): Add it.
4729 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4731 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4732 * config/arm/linux-eabi.h: New file.
4733 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4734 (LINUX_TARET_LINK_SPEC): Likewise.
4735 (LINK_SPEC): Use it.
4736 * config/arm/t-linux-eabi: New file.
4738 2005-10-08 Steven Bosscher <stevenb@suse.de>
4741 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4743 (PARAM_SMS_DFA_HISTORY): Likewise.
4745 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4748 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4749 (load_register_parameters): Call it.
4750 (check_sibcall_argument_overlap_1): Likewise.
4751 (store_one_arg): Likewise.
4753 2005-10-07 James E. Wilson <wilson@specifix.com>
4755 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4756 DImode not VECINT24 for operand 2.
4759 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4763 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4764 fr_spill): Use destination_operand for operand 0.
4766 2005-10-07 DJ Delorie <dj@redhat.com>
4768 * varasm.c (output_constant): Limit error to expanding
4771 2005-10-07 Richard Guenther <rguenther@suse.de>
4774 * fold-const.c (fold_binary): Fix operand types during folding
4775 of X op (A, Y). Evaluation order of the side-effects of
4776 X and A are frontend-defined, so ensure we honour that even for
4777 tcc_comparison class operands; eased by removing duplicate code.
4779 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4781 * stor-layout.c (layout_type): Do not allow alignment of array
4782 elements to be greater than their size.
4784 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4786 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4788 (hppa*-*-linux*): Ditto.
4789 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4790 * config/host-hpux.c: New.
4791 * config/x-hpux: New.
4792 * config/pa/x-hpux: Remove.
4793 * config/pa/x-linux: Remove.
4794 * config/pa/pa-host.c: Remove.
4796 2005-10-07 Jeff Law <law@redhat.com>
4798 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4799 determine whether or not to try and thread outgoing edges.
4801 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4803 * config/rs6000/rs6000.md (eqsi_power): New.
4804 (neg_eq0si): Add TARGET_POWER to final condition.
4807 2005-10-06 Richard Henderson <rth@redhat.com>
4809 * config/rs6000/rs6000.c: Revert last change.
4811 2005-10-06 Richard Henderson <rth@redhat.com>
4813 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4814 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4816 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4820 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4821 out return_label and naked_return_label.
4823 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4825 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4828 2005-10-06 Richard Henderson <rth@redhat.com>
4831 * tree-inline.c (declare_return_variable): Handle modify_dest not
4834 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4836 Fix PR tree-optimization/22488
4837 * tree-ssa-structalias.c (check_for_overlaps): New function.
4838 (create_variable_info_for): Use it.
4840 2005-10-06 Richard Henderson <rth@redhat.com>
4843 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4844 (dwarf2out_start_source_file): Print it.
4846 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4848 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4850 2005-10-06 Richard Henderson <rth@redhat.com>
4853 * mode-switching.c (optimize_mode_switching): Clear transp bit
4854 for block with incomming abnormal edges.
4856 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4857 (fpscr_set_from_mem): Use them.
4858 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4859 (fpscr postinc splitters): Rewrite as peephole2+split.
4861 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4863 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4864 (eq<mode>_compare): Same.
4866 2005-10-06 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/24238
4869 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4871 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4873 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4874 here. Use AC_PATH_PROG for environment variables instead of
4876 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4878 * configure: Regenerated.
4880 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4883 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4884 then force it into a register.
4885 (call_value): Likewise.
4887 2005-10-06 Richard Henderson <rth@redhat.com>
4890 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4891 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4892 under pass_vectorize.
4894 2005-10-05 Devang Patel <dpatel@apple.com>
4897 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4898 handling constants. Check NAMESPACE_DECL context for constants.
4900 2005-10-05 Eric Christopher <echristo@apple.com>
4902 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4904 2005-10-05 Richard Henderson <rth@redhat.com>
4907 * tree-cfg.c (mark_array_ref_addressable_1): New.
4908 (mark_array_ref_addressable): New.
4909 * tree-flow.h (mark_array_ref_addressable): Declare.
4910 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4912 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4916 * reload.c (subst_reloads): When adding a REG_LABEL to a
4917 jump instruction, also update JUMP_LABEL.
4919 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4921 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4922 * bb-reorder.c (copy_bb_p): Use it.
4923 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4925 2005-10-05 Richard Henderson <rth@redhat.com>
4928 * toplev.c (process_options): Warn about unsupported combinations
4929 of unwind tables and omit-frame-pointer.
4930 * config/i386/i386.c (override_options): Similarly. Enable
4931 accumulate-outgoing-args if not explicitly disabled.
4933 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4935 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4936 Handle big endian vs. small endian.
4937 (vec_initv2sf): Handle big endian vs. small endian.
4938 (*vec_extractv2sf_1): Ditto.
4940 2005-10-05 Dale Johannesen <dalej@apple.com>
4942 * convert.c (convert_to_real): Don't convert
4943 (float)floor(double d) to floorf((float)d).
4945 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4947 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4949 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4951 PR tree-optimization/18587
4952 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4953 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4954 build_vuses): Change to VEC type.
4955 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4956 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4957 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4958 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4959 (get_name_decl): New. Return DECL_UID of base variable.
4960 (operand_build_cmp): New. qsort comparison routine.
4961 (operand_build_sort_virtual): New. Sort virtual build vector.
4962 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4963 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4964 (FINALIZE_BASE): Use get_name_decl.
4965 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4966 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4967 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4968 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4969 direct VEC_* manipulations.
4970 (build_ssa_operands): Call operand_build_sort_virtual.
4971 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4972 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4973 with direct VEC_* manipulations.
4974 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4975 with direct VEC manipulations.
4977 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4979 PR tree-optimization/21419
4980 PR tree-optimization/24146
4981 PR tree-optimization/24151
4983 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4984 (build_asm_expr): Call it if outputs are read-only.
4985 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4987 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4988 Paolo Bonzini <bonzini@gnu.org>
4992 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4993 enable the instructions and not just the built-ins.
4994 * doc/invoke.texi (x86 Options): Likewise.
4996 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4998 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5000 * doc/invoke.texi (Option Summary): Correct spelling
5001 of -mmacosx-version-min.
5003 2005-10-04 Devang Patel <dpatel@apple.com>
5005 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5008 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5010 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5011 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5013 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5015 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5016 ("TE","tg"): New mode attributes.
5017 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5018 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5019 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5020 dword_mode and one for GPRmode.
5022 2005-10-04 Ian Lance Taylor <ian@airs.com>
5024 PR preprocessor/13726
5025 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5026 any comments passed in.
5028 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5030 * tree.c (annotate_with_file_line): Fix typo.
5032 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5035 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5036 type used to access data in the inlined length == 1 case, use
5037 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5038 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5040 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5042 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5043 TARGET_SSE3 and only for TARGET_80387.
5044 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5045 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5046 Do not depend on TARGET_80387.
5048 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5050 * tree.c (last_annotated_node): Change type to location_t*.
5051 (annotate_with_file_line): Reflect the change of
5052 last_annotated_node type.
5054 2005-10-04 Richard Guenther <rguenther@suse.de>
5057 * c-decl.c (grokdeclarator): Don't write to fields
5060 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5063 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5065 * varasm.c (make_decl_rtl): If a register variable does not
5066 have a set user assmbler name, error out.
5067 Decode the asmspec is now name+1 bypassing '*'.
5069 2005-10-04 Steven Bosscher <stevenb@suse.de>
5071 PR tree-optimization/23049
5072 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5073 of a COND_EXPR is folded before calling fold on the whole rhs of a
5074 conditional assignment.
5075 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5076 document that a COND_EXPR may appear there.
5078 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5081 * tree-vrp.c (extract_range_from_assert): If the new numeric
5082 range created out of the assertion contradicts the existing
5083 numeric range of the ASSERT_EXPR variable, make the new range
5086 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5088 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5089 from T_REGS to FP register class.
5091 2005-10-03 Richard Henderson <rth@redhat.com>
5094 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5095 before creating a new one.
5097 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5099 * config/rs6000/t-aix43 (LDFLAGS): New.
5100 * config/rs6000/t-aix52 (LDFLAGS): New.
5102 2005-10-03 Ian Lance Taylor <ian@airs.com>
5104 * gimplify.c (find_single_pointer_decl_1): New static function.
5105 (find_single_pointer_decl): New static function.
5106 (internal_get_tmp_var): For a formal variable, set restrict base
5107 information if appropriate.
5108 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5110 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5111 (DECL_GET_RESTRICT_BASE): Define.
5112 (SET_DECL_RESTRICT_BASE): Define.
5113 (decl_restrict_base_lookup): Declare.
5114 (decl_restrict_base_insert): Declare.
5115 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5116 * tree.c (restrict_base_for_decl): New static variable.
5117 (init_ttree): Initialize restrict_base_for_decl.
5118 (copy_node_stat): Copy restrict base information.
5119 (decl_restrict_base_lookup): New function.
5120 (decl_restrict_base_insert): New function.
5121 (print_restrict_base_statistics): New static function.
5122 (dump_tree_statistics): Call print_restrict_base_statistics.
5124 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5127 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5128 case of anti-ranges.
5130 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5133 * c-typeck.c (tagged_tu_seen): Rename to ...
5134 (tagged_tu_seen_cache): this and add val field.
5135 (comptypes): Move functional to comptypes_internal
5136 and free tagged_tu_seen.
5137 (comptypes_internal): New function and call comptypes_internal
5138 instead of comptypes. Speed up by sibcalling
5139 tagged_types_tu_compatible_p.
5140 (alloc_tagged_tu_seen): New function
5141 (free_all_tagged_tu_seen_up_to): New function.
5142 (tagged_types_tu_compatible_p): Return the val of the seen two
5144 Add that the two types are the same to tagged_tu_seen_base
5145 if they are and call comptypes_internal instead of comptypes.
5146 <case UNION_TYPE>: Speed up common type where the fields are
5148 (function_types_compatible_p): Call comptypes_internal instead of
5150 (type_lists_compatible_p): Likewise.
5151 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5153 2005-10-02 Matthias Klose <doko@debian.org>
5155 * doc/invoke.texi: Fix typo and speling error.
5157 2005-10-01 Richard Henderson <rth@redhat.com>
5159 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5161 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5163 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5164 using --start-group and --end-group.
5166 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5168 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5169 FIXME note regarding quirky semantics.
5171 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5174 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5175 non-null range as a last resort.
5177 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5178 Diego Novillo <dnovillo@redhat.com>
5181 * tree-vrp.c (extract_range_from_assert): For !=
5182 assertions, only build an anti-range if LIMIT is a
5183 single-valued range.
5185 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5187 * arm.md (movqi): On thumb when optimizing, handle loading from
5188 memory by describing this as taking a subreg of a zero-extended load
5189 into an SImode register.
5192 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5194 * reload1.c (merge_assigned_reloads): Do not change any
5195 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5197 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5199 * Makefile.in (LIPO_FOR_TARGET): Define.
5200 (STRIP_FOR_TARGET): Define.
5202 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5203 before creating new ones. Do symlinks before creating the actual
5206 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5207 to work out which multilibs are actually being built.
5209 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5211 * tree-vect-transform.c, config/ms1/ms1.md,
5212 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5213 Follow spelling conventions.
5214 * doc/invoke.texi, doc/md.texi: Fix typos.
5216 2005-09-30 Andrew Macleod <amacleod@redat.com>
5218 PR tree-optimization/21430
5219 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5220 use operands, and set stmt pointer if need be.
5221 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5222 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5225 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5228 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5230 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5232 * optabs.c (expand_binop): Initialize first_pass_p.
5234 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5237 * c-decl.c (c_write_global_declarations_1): If any
5238 wrapup_global_declaration_2 call returned true, restart the loop.
5240 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5242 Fix PR tree-optimization/24117
5243 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5244 before considering whether to use anyoffset.
5246 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5250 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5252 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5254 (swap_commutative_operands_with_target): New.
5256 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5259 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5262 2005-09-29 Steven Bosscher <stevenb@suse.de>
5264 PR tree-optimization/23911
5265 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5266 and IMAGPART_EXPR too.
5268 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5271 * expmed.c (expand_shift): Move logic to reverse rotation
5272 direction when rotating by constants ...
5273 * optabs.c (expand_binop): ... here.
5274 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5275 (ix86_rotrdi3): New pattern.
5276 (rotldi3): Handle 32-bit mode.
5277 (ix86_rotldi3): New pattern.
5279 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5282 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5283 check for numbers that need no bit twiddle.
5285 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5287 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5288 multilib to be built.
5290 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5291 (stage1-start): Delete old libgcc and libunwind before moving
5292 anything into the stage directory.
5293 (stage2-start): Likewise.
5294 (stage3-start): Likewise.
5295 (stage4-start): Likewise.
5296 (stageprofile-start): Likewise.
5297 (stagefeedback-start): Likewise.
5298 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5299 header in tm_file and CPU-specific t-darwin in tmake_file.
5300 (i[34567]86-*-darwin*): Don't change tm_file.
5301 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5302 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5303 shared library stub for target OS version.
5304 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5305 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5306 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5307 (libgcc_s.%.dylib): New.
5309 (install-darwin-libgcc-stubs): New.
5310 (INSTALL_LIBGCC): New append.
5311 * config/i386/darwin-libgcc.10.4.ver: New.
5312 * config/i386/darwin-libgcc.10.5.ver: New.
5313 * config/i386/t-darwin: New.
5314 * config/rs6000/darwin-libgcc.10.4.ver: New.
5315 * config/rs6000/darwin-libgcc.10.5.ver: New.
5316 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5317 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5319 2005-09-28 Paul Brook <paul@codesourcery.com>
5321 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5324 2005-09-28 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/23853
5327 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5328 host_integerp to verify misalignment value.
5330 2005-09-28 Richard Henderson <rth@redhat.com>
5332 * builtins.c (get_builtin_sync_mode): New.
5333 (expand_builtin_sync_operation): Pass in mode argument.
5334 (expand_builtin_compare_and_swap): Likewise.
5335 (expand_builtin_lock_test_and_set): Likewise.
5336 (expand_builtin_lock_release): Likewise.
5337 (expand_builtin): Update to match.
5339 2005-09-28 Nick Clifton <nickc@redhat.com>
5341 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5342 formatting. Add check to PLUS case to ensure that the offset is
5343 within an acceptable range.
5345 * config/v850/v850.md (casesi): Disable the generation of the
5346 switch pattern as it is not being handled properly at the moment.
5348 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5349 for when the high words are identical.
5351 2005-09-27 Richard Henderson <rth@redhat.com>
5353 * pretty-print.c (pp_base_format): Fix typo for %>.
5355 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5356 Devang Patel <dpatel@apple.com>
5358 PR tree-optimization/23625
5359 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5360 LABEL_EXPR, assertion check.
5362 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5364 * optabs.c (no_conflict_move_test): Check if a result of a
5365 to-be-moved insn would be clobbered by an originally
5368 2005-09-27 Jeff Law <law@redhat.com>
5370 * passes.c (init_optimization_passes): Replace copy propagation
5371 passes immediately after DOM with phi-only copy propagation
5372 pases. Add phi-only copy propagation pass after first DOM pass.
5373 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5374 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5375 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5376 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5377 to init_copy_prop. Callers updated.
5378 (do_phi_only_copy_prop): New function.
5379 (pass_phi_only_copy_prop): New pass descriptor.
5381 2005-09-27 Nick Clifton <nickc@redhat.com>
5383 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5385 2005-09-26 Jason Merrill <jason@redhat.com>
5388 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5390 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5392 2005-09-26 James E Wilson <wilson@specifix.com>
5394 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5395 copyright. Add gcc copyright plus libgcc exception.
5396 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5398 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5400 2005-09-26 Jeff Law <law@redhat.com>
5402 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5403 about when to iterate.
5405 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5408 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5409 for __complex__ double in -mcpu=G5 mode.
5411 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5413 PR tree-optimization/23942
5414 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5415 * tree-scalar-evolution.c: Include params.h.
5417 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5418 follow_ssa_edge_in_condition_phi_branch,
5419 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5420 Change return type to t_bool. Use a parameter to limit the size of
5421 trees that are walked before stopping
5422 (analyze_evolution_in_loop): Initialize the limit to 0.
5423 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5424 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5426 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5429 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5430 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5432 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5434 * combine.c (make_extraction): Check for valid use of subreg.
5436 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5439 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5440 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5441 ("fist<mode>2_with_temp"): Use only register operands.
5443 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5445 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5446 CALL_INSN_FUNCTION_USAGE.
5448 2005-09-26 Richard Guenther <rguenther@suse.de>
5451 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5452 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5453 (ldst_entry): Use the hashtable instead of list-walking.
5454 (find_rtx_in_ldst): Likewise.
5455 (free_ldst_entry): Free the hashtable.
5456 (compute_ld_motion_mems): Create the hashtable.
5457 (trim_ld_motion_mems): Remove entry from hashtable if
5458 removing it from list.
5459 (compute_store_table): Likewise^2.
5460 (store_motion): Free hashtable in case we did not see
5463 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5465 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5466 and arg1 if we are passing them to fold_build2.
5468 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5471 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5474 2005-09-25 Richard Henderson <rth@redhat.com>
5476 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5477 SYMBOL_REF_TLS_MODEL to be correct.
5479 2005-09-24 Richard Henderson <rth@redhat.com>
5481 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5482 end of function. Reindent.
5484 2005-09-24 Ian Lance Taylor <ian@airs.com>
5486 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5487 NEGATE_EXPR/BIT_NOT_EXPR case.
5489 2005-09-24 Richard Henderson <rth@redhat.com>
5491 * c-common.c (handle_mode_attribute): When not modifying in place,
5492 create subtypes for enumerations.
5493 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5494 * gimplify.c (create_tmp_from_val): Likewise.
5496 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5498 * config/i386/i386.md (*tls_global_dynamic_64,
5499 *tls_local_dynamic_base_64): Add missing mode to call.
5500 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5502 2005-09-24 Jan Hubicka <jh@suse.cz>
5504 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5505 (cgraph_clone_node): Likewise.
5506 * cgraph.h (cgraph_clone_edge): Update prototype.
5507 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5508 duplicated prototypes; add updating argument.
5509 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5510 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5512 (cgraph_mark_inline_edge): Likewise.
5513 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5514 (cgraph_flatten_node): Likewise.
5515 (cgraph_decide_recursive_inlining): Likewise.
5516 (cgraph_decide_inlining_of_small_function): Likewise.
5517 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5519 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5520 Pete Steinmetz <steinmtz@us.ibm.com>
5522 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5523 (rldic.): Set type to "compare".
5525 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5526 mfjmpr for MFCTR/MFLR.
5527 (movdf_hardfloat64): Same.
5528 (movdf_softfloat64): Same. Correct order of store and move types.
5529 (movti_string): Set type to store_ux/load_ux.
5530 (load_multiple): Set type to load_ux.
5531 (store_multiple): Set type to store_ux.
5532 (movmemsi): Set type to store_ux.
5533 (output_cbranch direct_return): Set type to jmpreg.
5534 (stmw): Set type to store_ux.
5535 (lmw): Set type to load_ux.
5536 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5537 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5538 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5539 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5540 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5541 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5542 (rios1-fpstore): Increase latency to 3.
5543 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5544 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5546 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5547 Andrew Pinski <pinskia@physics.uc.edu>
5549 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5550 operand2 constraint to "b".
5551 (sync_<fetchop_name>di_internal): Same.
5552 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5554 (sync_old_<fetchop_name>di_internal): Same.
5555 (sync_new_<fetchop_name>si_internal): Same.
5556 (sync_new_<fetchop_name>di_internal): Same.
5558 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5561 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5562 case, define as macros.
5564 PR rtl-optimization/23837
5565 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5566 clobber / clobber match between dest and p->first.
5568 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5569 (no_conflict_move_test): Update comments.
5571 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5573 * doc/install.texi: Update URL for Jacks.
5574 * doc/sourcebuild.texi: Likewise.
5576 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5579 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5580 registers when choosing register preferences.
5581 (movdf_hardfloat64): Same.
5583 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5585 * expmed.c (expand_shift): Don't use the target of the rotate as
5586 target for the first expanded shift insn.
5587 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5589 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5591 PR tree-optimization/22438
5592 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5593 preserved iv rhs rewriting specially.
5595 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5597 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5598 estimate_only is true.
5599 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5600 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5601 tree-ssa-structalias.c
5602 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5603 ref_contains_indirect_ref.
5604 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5606 2005-09-21 DJ Delorie <dj@redhat.com>
5608 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5610 (mn10300_return_in_memory): Support variable size types also.
5611 (mn10300_pass_by_reference): Likewise.
5612 (mn10300_function_value): New.
5613 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5614 (FUNCTION_OUTGOING_VALUE): Likewise.
5615 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5616 * doc/invoke.texi: Document it.
5618 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5621 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5622 force integer op1 into register for XFmode compares.
5624 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5627 * expmed.c (alg_code): Add alg_impossible.
5628 (alg_hash_entry): Add cost.
5629 (synth_mult): Record alg_impossible in the hash table if
5630 multiplication by a given integer is impossble within the
5631 limit. Speed up using alg_impossible.
5633 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5635 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5636 argument. Allow and set any offset if needs_anyoffset is passed
5638 (get_constraint_for): Add argument here too.
5640 (do_structure_copy): Pass NULL to get_constraint_for.
5641 (handle_ptr_arith): Ditto.
5642 (find_func_aliases): Ditto.
5644 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5646 PR rtl-optimization/23898
5647 * output.h (get_attr_min_length): Declare.
5648 * final.c (get_attr_length_1): New function, broken out of:
5650 (get_attr_min_length): New function.
5651 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5652 (duplicate_computed_gotos): Likewise.
5653 * genattr.c (insn_min_length): Generate declaration.
5654 * genattrtab.c (min_fn, min_attr_value): New functions.
5655 (make_length_attrs): Generate insn_min_length.
5657 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5659 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5661 2005-09-20 Richard Henderson <rth@redhat.com>
5663 PR tree-optimization/24059
5664 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5667 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5669 * c.opt (fextended-identifiers): New.
5670 * c-opts.c (c_common_handle_option): Handle
5671 -fextended-identifiers.
5672 * doc/cpp.texi: Update documentation of extended identifiers.
5673 * doc/cppopts.texi (-fextended-identifiers): Document.
5675 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5677 PR tree-optimization/23929
5678 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5681 PR tree-optimization/23818
5682 * tree-stdarg.c (execute_optimize_stdarg): Call
5683 calculate_dominance_info.
5685 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5687 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5688 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5689 (compute_overlap_steps_for_affine_1_2): Use
5690 get_number_of_iters_for_loop.
5691 (analyze_subscript_affine_affine): Check whether difference is
5693 Use get_number_of_iters_for_loop.
5694 Check whether overlap occurs outside of bounds.
5695 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5697 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5699 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5700 base register if possible.
5702 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5704 PR tree-optimization/18463
5705 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5706 converting it directly is not possible.
5707 (chrec_convert_aggressive): New function.
5708 * tree-chrec.h (chrec_convert_aggressive): Declare.
5709 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5710 Fold chrec conversions aggressively if asked to.
5711 (instantiate_parameters): Modified because of changes in
5712 instantiate_parameters_1.
5714 2005-09-19 Richard Henderson <rth@redhat.com>
5716 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5717 (reduc_splus_v2df): New.
5719 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5721 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5722 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5724 2005-09-19 Richard Henderson <rth@redhat.com>
5726 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5729 2005-09-19 Richard Henderson <rth@redhat.com>
5731 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5732 (ia64_expand_dot_prod_v8qi): New.
5733 * config/ia64/ia64-protos.h: Update.
5734 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5735 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5736 sdot_prodv8qi, sdot_prodv4hi): New.
5737 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5739 2005-09-19 Richard Henderson <rth@redhat.com>
5742 * real.c (exact_real_truncate): Return false if the format cannot
5743 represent the number as a normal.
5745 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5746 for a memory source.
5748 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5750 * tree-ssa-operands.c (swap_tree_operands): Export.
5751 * tree.h (swap_tree_operands): Declare.
5752 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5753 Call swap_tree_operands.
5755 2005-09-19 Richard Henderson <rth@redhat.com>
5757 * tree-flow.h (merge_alias_info): Declare.
5758 * tree-ssa-copy.c (merge_alias_info): Export.
5759 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5760 (vect_create_data_ref_ptr): Use create_iv directly.
5761 (vectorizable_load): Use correct types for integer constants.
5762 (vect_generate_tmps_on_preheader): Likewise.
5763 (vect_gen_niters_for_prolog_loop): Likewise.
5765 2005-09-19 Steven Bosscher <stevenb@suse.de>
5767 PR rtl-optimization/23943
5768 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5770 2005-09-18 Jan Hubicka <jh@suse.cz>
5772 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5774 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5776 * varasm.c (output_constant): Do not abort on conversions to union
5777 types between different sizes.
5779 2005-09-18 Richard Guenther <rguenther@suse.de>
5782 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5785 2005-09-18 Paul Brook <paul@codesourcery.com>
5787 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5789 2005-09-17 Richard Henderson <rth@redhat.com>
5791 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5792 * tree-ssa-loop.c (pass_vect_dce): Remove.
5793 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5796 2005-09-17 Richard Henderson <rth@redhat.com>
5798 * tree-pass.h (pass_vect_dce): Declare.
5799 * passes.c (init_optimization_passes): Add it.
5800 * tree-flow.h (tree_ssa_dce): Declare.
5801 * tree-ssa-dce.c (tree_ssa_dce): Export.
5802 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5803 (gate_tree_vectorize): ... here.
5804 (pass_vect_dce): New.
5806 2005-09-17 Jan Hubicka <jh@suse.cz>
5808 * except.c (struct eh_status): Turn region_array into vec.
5809 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5810 convert_from_eh_region_ranges, find_exception_handler_labels,
5811 current_function_has_exception_handlers, assign_filter_values,
5812 build_post_landing_pads, dw2_build_landing_pads,
5813 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5814 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5815 foreach_reachable_handler, can_throw_internal_1,
5816 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5818 (duplicate_eh_region_1): Update region_array.
5819 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5821 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5824 * expmed.c (expand_mult): Substitute simple register for op0 when
5827 2005-09-17 Richard Henderson <rth@redhat.com>
5829 * expr.c (emit_move_via_integer): Add force argument, pass it on
5830 to emit_move_change_mode. Update callers.
5831 (emit_move_complex): Pass true to new force argument.
5832 * function.c (expand_function_end): Move expand_eh_return call
5833 earlier. Merge sub-word complex values into a pseudo before
5834 copying to the return hard register.
5836 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5838 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5839 between different sizes.
5841 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5845 * passes.c (init_optimization_passes): Register dump files for
5848 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5850 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5851 * config/s390/s390.c (s390_overlap_p): New function.
5852 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5853 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5856 2005-09-16 Richard Guenther <rguenther@suse.de>
5858 * ipa-pure-const.c (static_execute): Free auxiliar information.
5859 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5860 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5862 2005-09-15 DJ Delorie <dj@redhat.com>
5864 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5866 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5868 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5870 (swap_commutative_operands_with_target): New.
5872 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5874 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5877 (estimate_iters_using_array): New function.
5878 * tree-data-ref.h (estimate_iters_using_array): Prototype
5879 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5880 Use estimate_iters_using_array instead of analyze_array.
5882 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5884 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5887 2005-09-15 Michael Matz <matz@suse.de>
5889 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5891 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5893 PR tree-optimization/23835
5894 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5895 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5897 2005-09-14 Richard Henderson <rth@redhat.com>
5899 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5900 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5902 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5904 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5905 in the ARRAY_TYPE case.
5907 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5909 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5911 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5914 * tree-vect-transform.c (vectorizable_operation): Return false for
5915 scalar shift operations and for vector shift operations with
5916 non-invariant shift arguments. Use scalar tree operand op1 as
5917 a shift operand when vector shift insn pattern uses scalar shift
5919 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5921 2005-09-14 Olivier Hainque <hainque@adacore.com>
5923 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5924 value if it has side-effects.
5926 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5929 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5931 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5933 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5934 passed as NAME as if it were label at start of function code.
5936 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5938 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5941 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5943 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5944 as early clobber. Rewrite so the PIC register is not implicitly used.
5946 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5948 * tree.c (annotate_with_file_line): Compare line numbers before
5951 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5954 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5955 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5957 2005-09-13 Ian Lance Taylor <ian@airs.com>
5959 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5960 than a HOST_WIDEST_INT to gen_doloop_begin.
5962 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5964 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5966 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5968 PR tree-optimize/23817
5969 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5971 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5974 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5975 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5976 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5977 (restore_stack_nonlocal): Likewise.
5978 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5980 2005-09-12 Ian Lance Taylor <ian@airs.com>
5983 * c.opt (ffriend-injection): New C++ option.
5984 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5985 (C++ Dialect Options): Document -ffriend-injection.
5987 2005-09-12 Josh Conner <jconner@apple.com>
5990 * ipa-reference.c (static_execute): Don't mark variables in
5991 named sections TREE_READONLY.
5993 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5995 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5998 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6000 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6001 V_MUST_DEF instead of just the first_use_p.
6002 Don't mark the virtual variables for renaming on the statement which
6004 (pass_dse): Remove TODO_update_ssa.
6006 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6009 * stor-layout.c (compute_record_mode): For records with a single
6010 field, actually check the field's mode size against the type size.
6012 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6013 registers for TARGET_SHMEDIA.
6014 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6015 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6016 of GENERAL_REGS and FP_REGS.
6018 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6020 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6022 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6024 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6025 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6026 are omitted. Exclude stack_tie insn too.
6028 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6030 PR rtl-optimization/23098
6031 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6033 * config/rs6000/rs6000.md (movdf splitter): Use
6034 const_double_operand predicate for TARGET_POWERPC64.
6035 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6036 SYMBOL_REF method to ABI_V4.
6038 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6039 replace_equiv_address.
6040 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6041 rs6000_sr_alias_set and MEM_NOTRAP.
6042 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6044 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6046 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6047 handle CALL_EXPR again.
6049 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6051 * arm/predicates.md (alignable_memory_operand): Delete.
6053 2005-09-10 Richard Henderson <rth@redhat.com>
6056 * dbxout.c (dbxout_expand_expr): New.
6057 (dbxout_symbol): Use it.
6059 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6061 * arm.c (arm_gen_rotated_half_load): Delete.
6062 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6063 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6064 (thumb_set_return_address): Likewise.
6065 (thumb_load_double_from_address): Use adjust_address.
6066 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6067 (extendhsisi2_mem, movhi_bytes): Use change_address.
6068 (movhi): Use widen_memory_access.
6069 (reload_out_df): Use replace_equiv_address.
6070 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6072 2005-09-09 Richard Henderson <rth@redhat.com>
6075 * dbxout.c: Include expr.h.
6076 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6077 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6078 * Makefile.in (dbxout.o): Add EXPR_H.
6080 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6082 PR tree-optimization/23509
6083 * tree-cfg.c (replace_uses_by): Use replace_exp.
6084 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6085 pointers have name_mem_tag or type_mem_tag set.
6087 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6089 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6090 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6091 of wrongly accessing operands.
6093 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6095 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6096 * tree-chrec.c: Include tree-scalar-evolution.h.
6097 (chrec_convert): Instantiate the base and step before calling
6098 scev_probably_wraps_p that would fail on parametric evolutions.
6099 Collect all the fails into a single section failed_to_convert,
6100 print a diagnostic, and return chrec_dont_know instead of calling
6102 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6103 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6105 (scev_const_prop): Don't replace the definition of a loop closed ssa
6106 phi node by itself, or by another loop closed ssa phi node.
6107 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6108 that base and step are defined.
6110 2005-09-09 Richard Guenther <rguenther@suse.de>
6113 * fold-const.c (fold_ternary): Check truth_value_p before
6114 calling invert_truthvalue.
6116 2005-09-09 Nick Clifton <nickc@redhat.com>
6118 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6119 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6120 dimension of these arrays.
6121 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6123 * longlong.h: Only provide a prototype for the __clz_tab[] array
6124 if this header has not been included from libgcc2.h.
6125 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6127 Provide prototypes for exported functions.
6128 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6131 2005-09-08 Josh Conner <jconner@apple.com>
6135 * expr.c (expand_expr_addr_expr_1): Don't invoke
6136 expand_simple_binop for EXPAND_INITIALIZER.
6138 2005-09-08 Richard Henderson <rth@redhat.com>
6141 * toplev.c (wrapup_global_declaration_1): Split out ...
6142 (wrapup_global_declaration_2): ... from ...
6143 (wrapup_global_declarations): ... here. Return bool.
6144 (check_global_declaration_1): Split out ...
6145 (check_global_declarations): from here.
6146 (emit_debug_global_declarations): New.
6147 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6148 check_global_declaration_1, emit_debug_global_declarations): Declare.
6149 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6150 of decls. Call wrapup_global_declaration_1,
6151 wrapup_global_declaration_2, check_global_declaration_1 directly.
6152 (c_write_global_declarations_2): New.
6154 (c_write_global_declarations): Call c_write_global_declarations_2.
6155 * langhooks.c (write_global_declarations): Call
6156 emit_debug_global_declarations.
6158 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6159 remove decls that have DECL_RTL_SET_P.
6160 * passes.c (rest_of_decl_compilation): Invoke
6161 cgraph_varpool_finalize_decl for all but functions.
6163 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6165 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6166 the result of a conversion if the new min and max cannot be compared.
6168 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6170 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6171 (override_options): Setting s390_sr_alias_set removed.
6172 (save_fpr, save_gprs): Set alias set to vararg or frame.
6173 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6174 s390_sr_alias_set with get_frame_alias_set ().
6175 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6176 get_varargs_alias_set ().
6178 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6182 * c-parser.c (c_parser_objc_method_definition): If the next
6183 token is not "{", error out and don't start the function.
6185 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6187 * tree-vrp.c (extract_range_from_expr): Move the check for non
6188 nullness after the check for gimple invariant.
6190 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6192 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6194 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6197 * config/m32r.md (movmemsi_internal): Canonicalize order of
6198 operands in PLUS component of template.
6200 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6202 * reload1.c (fixup_eh_region_note): Remove assertion.
6203 (fixup_abnormal_edges): Reverted removal of call to
6204 find_many_sub_basic_blocks made on 2005-08-31.
6206 2005-09-07 Richard Henderson <rth@redhat.com>
6208 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6209 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6210 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6211 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6212 rearrange for better packing.
6213 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6214 (lookup_cfa_1): Remove inline marker.
6215 (cfa_equal_p): Split out of ...
6216 (def_cfa_1): ... here. Use INVALID_REGNUM.
6217 (build_cfa_loc): Handle !cfa->indirect.
6218 (frame_pointer_cfa_offset): New.
6219 (dbx_reg_number): Assert register elimination performed; do
6220 leaf register remapping.
6221 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6222 (eliminate_reg_to_offset): New.
6223 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6224 for verifiably local stack frame addresses; re-base to CFA.
6225 (mem_loc_descriptor): Remove can_use_fbreg argument.
6226 (concat_loc_descriptor, loc_descriptor): Likewise.
6227 (containing_function_has_frame_base): Remove.
6228 (rtl_for_decl_location): Don't do register elimination or
6229 leaf register remapping here.
6230 (secname_for_decl): Split out from ..
6231 (add_location_or_const_value_attribute): ... here.
6232 (convert_cfa_to_loc_list): New.
6233 (compute_frame_pointer_to_cfa_displacement): New.
6234 (gen_subprogram_die): Use them.
6235 * tree.h (frame_base_decl): Remove.
6236 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6237 (prologue_stack_adjust): Remove.
6238 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6239 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6240 (set_frame_base_location): Remove.
6241 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6242 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6243 (vt_add_function_parameters): Don't eliminate_regs.
6244 (vt_initialize): Don't create frame_base_decl.
6246 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6248 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6249 version of GNU binutils for 4.x and later.
6251 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6253 * ggc-page.c (ggc_push_context): Remove.
6254 (ggc_pop_context): Likewise.
6255 * ggc.h (ggc_push_context): Remove.
6256 (ggc_pop_context): Likewise.
6258 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6261 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6262 returning from an interrupt handler.
6264 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6267 * config/arc/arc.c (output_shift): Add check for loop count when
6270 2005-09-06 Steven Bosscher <stevenb@suse.de>
6272 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6274 (abs_replacement): Likewise.
6275 (pass_phiopt): Remove TODO_update_ssa.
6277 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6280 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6281 if "return with no value, in function returning non-void" warning
6283 * tree-cfg.c (execute_warn_function_return): Don't look at
6284 RETURN_EXPRs with TREE_NO_WARNING set.
6287 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6288 for internal functions doesn't use registers used by global registers
6289 variables. Use fewer register parameters if there are global register
6292 2005-09-06 Olivier Hainque <hainque@adacore.com>
6293 Eric Botcazou <ebotcazou@adacore.com>
6296 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6297 when we would be extracting outside its bit span (bitpos+bitsize
6298 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6299 Ada unchecked conversions.
6301 2005-09-06 Steven Bosscher <stevenb@suse.de>
6303 * tree-ssa-pre.c (try_look_through_load): New function.
6304 (compute_avail): Use it to try to look through loads for some
6305 more useful expressions.
6307 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6309 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6310 condition for detecting cases like (a&a) and (a^a).
6312 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6314 * common.opt: Add option ftree-vect-loop-version.
6315 * params.def: Add --param vect-max-version-checks.
6316 * doc/invoke.texi: Document ftree-vect-loop-version and
6317 --param vect-max-version-checks.
6318 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6319 may_misalign_stmts and defines for accessors.
6320 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6321 LOOP_VINFO_MAY_MISALIGN_STMTS.
6322 (destroy_loop_vec_info): VEC_free for
6323 LOOP_VINFO_MAY_MISALIGN_STMTS.
6324 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6325 Update documentation.
6326 (vect_update_misalignment_for_peel): New.
6327 (vect_enhance_data_refs_alignment): Update to choose loop
6328 peeling or loop versioning if appropriate for the (potentially)
6329 unaligned data references in the loop.
6330 (vect_analyze_data_refs_alignment): Remove call to
6331 vect_enhance_data_refs_alignment so the checks can be done
6333 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6334 and move up call to vect_analyze_data_refs_alignment.
6335 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6336 (vect_transform_loop): Add call to loop_version.
6338 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6340 PR rtl-optimization/23098
6341 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6342 * simplify-rtx.c (constant_pool_reference_p): New function.
6343 * rtl.h (constant_pool_reference_p): New prototype.
6344 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6345 constant_pool_reference_p in condition and
6346 avoid_constant_pool_reference in preparation statements.
6348 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6350 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6351 STRICT_LOW_PART SETs.
6353 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6356 * except.c (sjlj_emit_function_enter): Find the function begin
6357 note even when it's not in first basic block.
6359 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6361 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6362 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6363 * aclocal.m4: Regenerate.
6365 2005-09-05 DJ Delorie <dj@redhat.com>
6367 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6370 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6372 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6373 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6374 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6375 Follow spelling conventions.
6376 * doc/invoke.texi: Follow spelling conventions.
6378 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6380 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6381 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6382 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6384 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6387 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6388 (output_stack_adjust): Use gen_tmp_stack_mem.
6389 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6390 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6391 (sh_get_pr_initial_val): Likewise.
6392 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6393 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6394 * sh.md (divsi_inv_m0): Use gen_const_mem.
6395 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6396 (movdf_i4+1): Use gen_tmp_stack_mem.
6397 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6398 (fpu_switch+2): Likewise.
6399 (movv4sf_i, movv16sf_i): Use adjust_address.
6400 (symGOT_load): Set MEM_NOTRAP_P bit.
6402 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6405 * pa.c (emit_move_sequence): Fix typo in last change.
6407 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6409 PR rtl-optimization/23454
6410 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6413 2005-09-03 Richard Henderson <rth@redhat.com>
6414 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6417 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6420 2005-09-02 Nicolas Pitre <nico@cam.org>
6422 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6423 to bit_count to 32 bits.
6425 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6428 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6429 generating synthetic loads from volatile lvalues.
6431 005-09-02 Nick Clifton <nickc@redhat.com>
6433 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6434 __ctzhi2, __clzhi2): New functions.
6436 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6439 * tree-nested.c (struct var_map_elt): Mark with GTY.
6440 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6442 (lookup_field_for_decl): Allocate new element in GC memory.
6443 (lookup_tramp_for_decl): Likewise.
6444 (convert_nl_goto_reference): Likewise
6445 (create_nesting_tree): Allocate info in GC memory. Likewise for
6447 (free_nesting_tree): Free with ggc_free instead of free.
6448 (root): New static variable.
6449 (lower_nested_functions): Remove root as local variable. And zero out
6450 root at the end of the function.
6452 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6454 PR rtl-optimization/20365
6455 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6456 to short. New member ix.
6457 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6458 (simplify_plus_minus): Initialize ix members before calling qsort.
6460 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6462 PR tree-optimization/23626
6463 * tree-cfg.c (replace_uses_by): Clean up eh info.
6465 2005-09-01 DJ Delorie <dj@redhat.com>
6467 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6470 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6472 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6473 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6476 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6478 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6479 do not issue warning for a variable definition following
6482 2005-09-01 Richard Henderson <rth@redhat.com>
6485 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6486 conversion to CONST_VECTOR.
6488 2005-09-01 Richard Henderson <rth@redhat.com>
6491 * reload1.c (reload_as_needed): Check !CALL_P before calling
6492 fixup_eh_region_note.
6493 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6495 2005-09-01 DJ Delorie <dj@redhat.com>
6497 * varasm.c (output_constant): Let the target resolve
6498 conversions of addresses to non-default pointer sizes.
6500 2005-09-01 Nicolas Pitre <nico@cam.org>
6502 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6503 to alow matching ARM pre-indexed addressing mode.
6504 (arm_override_options): Remove now irrelevant comment.
6506 2005-09-01 Phil Edwards <phil@codesourcery.com>
6508 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6509 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6510 * config/i386/vxworks.h: Likewise.
6511 * config/i386/t-vxworksae: New file, for VxWorks AE.
6512 * config/i386/vxworksae.h: Likewise.
6514 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6516 PR tree-optimization/23410
6517 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6518 sequence is not wrapping during the first step.
6520 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6523 * dwarf2out.c (base_type_die): Compare char_type_node with
6524 TYPE_MAIN_VARIANT (type), not type.
6526 2005-09-01 Richard Guenther <rguenther@suse.de>
6528 PR tree-optimization/15366
6529 * common.opt: Add -finline-functions-called-once.
6530 Put -fearly-inlining in alphabetically ordered place.
6531 * doc/invoke.texi: Document new option.
6532 * ipa-inline.c (cgraph_decide_inlining): Honour
6533 flag_inline_functions_called_once.
6535 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6537 PR rtl-optimization/23478
6538 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6539 (alloc_qty): Initialize it.
6540 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6541 (combine_regs): Combine also n_throwing_calls_crossed fields.
6542 (find_free_reg): Don't attempt to caller-save pseudos crossing
6543 calls that might throw.
6544 * global.c (struct allocno): Add throwing_calls_crossed field.
6545 (global_alloc): Revert 2005-08-22 change. Initialize
6546 throwing_calls_crossed.
6547 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6550 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6553 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6554 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6555 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6556 (and64_2_operand): Tweak to use predicate.
6557 (and_operand): Adjust for mask_operand changes.
6558 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6559 (print_operand): Likewise.
6560 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6561 (mask64_1or2_operand): Delete.
6562 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6563 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6564 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6565 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6566 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6567 (rotldi3_internal4): Likewise.
6568 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6569 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6570 (ashldi3_internal7): Likewise.
6571 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6572 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6573 (anddi3 split): Don't match mask64_operand.
6574 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6575 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6576 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6577 't' splitter predicate.
6578 (movdi_internal64 + 2): Revert 2005-06-11 change.
6580 2005-08-31 DJ Delorie <dj@redhat.com>
6582 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6583 (m32c_asm_integer): Add support for 32 bit pointers.
6585 2005-08-31 Richard Henderson <rth@redhat.com>
6587 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6588 component-like references for setting MEM_NOTRAP_P.
6590 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6591 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6593 2005-08-31 Richard Henderson <rth@redhat.com>
6595 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6596 into a pseudo before applying gen_lowpart.
6598 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6600 * doc/install.texi (Specific): Update cctools version required
6601 for full functionality.
6602 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6603 linkers as -macosx_version_min.
6605 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6608 * sh.c (print_operand, %R and %S): Add handling of floating point
6609 registers, memory, constants and invalid operands.
6611 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6613 * ipa-pure-const.c: Change dump name.
6615 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6618 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6619 to "reg_or_0_operand".
6620 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6622 2005-08-31 Dale Johannesen <dalej@apple.com>
6624 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6625 loops that count down.
6627 2005-08-31 Richard Henderson <rth@redhat.com>
6630 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6631 (fixup_eh_region_note): New.
6632 (reload_as_needed): Call it.
6633 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6634 don't call find_many_sub_basic_blocks; call verify_flow_info.
6635 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6636 (keep_stack_depressed): Likewise.
6637 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6639 2005-08-31 Richard Henderson <rth@redhat.com>
6641 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6644 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6646 * expr.c (expand_expr_real_1): Compare size of address
6647 mode to target's address mode size in deciding expansion of
6648 the constant address.
6650 2005-08-31 Richard Guenther <rguenther@suse.de>
6653 * expr.c (all_zeros_p): New function.
6654 (expand_expr_real_1): Handle the case of an all-zero
6655 non-addressable constructor separately.
6657 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6659 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6660 arguments, adjust all callers.
6661 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6663 2005-08-30 Richard Henderson <rth@redhat.com>
6666 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6667 whenever the mode sizes match.
6669 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6671 * calls.c (load_register_parameters): Fix comment typo.
6672 * expr.c (emit_push_insn): Comment formatting.
6674 2005-08-30 Ian Lance Taylor <ian@airs.com>
6676 * config/i386/x-cygwin (host-cygwin): Change dependency from
6677 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6679 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6681 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6684 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6687 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6688 call to ggc_collect.
6690 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6693 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6694 beginning. Remove $(INCLUDES) from all the rules, if following
6695 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6697 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6700 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6701 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6702 not constant, but maxlen is, don't set len to maxlen, rather
6703 set maxlen to len if len is a constant.
6705 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6707 PR tree-optimization/23475
6708 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6711 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6713 Fix PR middle-end/22455
6715 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6716 Checksum only the parts of the tree that exist for the tree code.
6718 2005-08-28 Dale Johannesen <dalej@apple.com>
6720 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6722 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6724 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6726 2005-08-28 Richard Henderson <rth@redhat.com>
6728 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6729 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6732 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6735 * builtins.c (get_memory_rtx): Don't strip nops
6736 in between COMPONENT_REFs.
6738 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6741 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6743 (gimplify_modify_expr): Check for zero sized types and gimplify the
6744 rhs and lhs as statements.
6746 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6749 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6750 state for return address column of signal frames.
6752 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6755 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6756 bytes >= 2 not bytes == 2.
6757 (expand_block_move): Same.
6759 2005-08-27 Richard Guenther <rguenther@suse.de>
6762 * config/i386/sse.md (sse2_movsd): Add missing closing
6765 2005-08-27 Paul Brook <paul@codesourcery.com>
6767 * genrecog.c (enum decision_type): Add DT_num_insns.
6768 (struct decision_test): Add u.num_insns.
6769 (add_to_sequence): Add DT_num_insns test.
6770 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6771 (write_cond, debug_decision_2): Ditto.
6772 (change_state): Assume peep2_next_insn never fails.
6773 Remove "afterward" argument.
6774 (write afterward, write_tree): Update to match.
6775 * recog.c (peep2_current_count): New variable.
6776 (peep2_next_insn): Check it.
6777 (peephole2_optimize): Set peep2_current_count.
6778 * recog.h (peep2_current_count): Declare.
6780 2005-08-26 Josh Conner <jconner@apple.com>
6783 * ipa-pure-const.c (check_tree): Check for volatile-ness
6784 when considering a dereference.
6786 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6788 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6790 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6792 PR rtl-optimization/23561
6793 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6794 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6795 at most LEN bytes long memory fits into the field.
6796 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6797 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6798 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6800 2005-08-26 Richard Henderson <rth@redhat.com>
6803 * loop.c (biased_biv_may_wrap_p): New.
6804 (maybe_eliminate_biv_1): Use it to suppress non-equality
6805 comparison transformations. Delete disabled code.
6807 2005-08-26 Ian Lance Taylor <ian@airs.com>
6809 * combine.c (make_extraction): Avoid reference outside object.
6811 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6813 * stor-layout.c (finalize_type_size): Restore behaviour for
6814 non-aggregate types to the status quo ante of the patch for
6815 pr 23467. Document why it matters.
6817 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6820 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6821 array by one element, initialize the BT_LAST element with NULL.
6823 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6825 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6826 optimizing for size.
6828 (compare_plus_eqsi): Same.
6829 (plus_eqsi_compare): Same.
6830 (neg_eq0<mode>): Same.
6831 (neg_eq<mode>): Same.
6833 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6836 2005-08-26 Nick Clifton <nickc@redhat.com>
6838 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6839 TARGET_EP is not defined.
6840 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6841 TARGET_EP is enabled.
6842 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6843 * config/v850/v850.md (save_all_interrupt): Only use the EP
6844 register if TARGET_EP is defined.
6845 (restore_all_interrupt): Likewise.
6846 * config/v850/lib1funcs.asm: Update functions so that the EP
6847 register is only used if __EP__ is defined.
6849 2005-08-26 David Ung <davidu@mips.com>
6851 * config/mips/mips.c (mips_expand_prologue): Handle case when
6852 generating for MIPS16 and the outgoing argument area is more than
6853 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6856 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6858 * config/crx/crx.md: Make doloop_end pattern usage controllable
6859 via mloop-nesting=<max-nesting> command line switch. Make sure
6860 the combiner cannot use doloop_end_<mode> in an illegal way.
6861 * config/crx/crx.c: Use regs up to r6 for argument passing.
6862 Refine crx_address_cost (non cst4 displacements are expensive).
6863 * config/crx/crx.opt: Add switch for mloop-nesting=.
6865 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6867 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6868 (UNSPEC_MVST): New constant.
6870 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6872 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6873 Reject operands containing eliminable registers.
6874 * testsuite/gcc.dg/20050825-1.c: New testcase.
6876 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6877 Jan Hubicka <jh@suse.cz>
6879 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6881 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6883 PR tree-optimization/23546
6884 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6887 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6889 * params.def (PARAM_MIN_SPEC_PROB): New.
6890 * sched-rgn.c (MIN_PROBABILITY): Delete.
6891 (compute_trg_info): Convert to PARAM_VALUE.
6892 * doc/invoke.texi (param): Document min-spec-prob.
6894 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6896 * config/darwin.h: define __PIC__
6897 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6898 TARGET_OS_CPP_BUILTINS macro.
6900 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6902 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6905 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6907 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6909 * cfghooks.c (duplicate_block): Added position where to place
6910 new block as argument.
6911 * cfghooks.h (duplicate_block): Declaration changed.
6912 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6914 * cfglayout.h (copy_bbs): Declaration changed.
6915 * cfgloop.h (loop_version): Declaration changed.
6916 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6917 position to copy_bbs.
6918 (loop_version): Pass position to duplicate_loop_to_header_edge.
6919 Add place_after argument and position new blocks according to
6921 * modulo-sched.c (sms_schedule): Pass place_after argument
6923 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6924 * tree-cfg.c (split_edge_bb_loc): New function.
6925 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6926 to determine position of new blocks.
6927 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6929 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6930 argument to duplicate_block.
6931 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6932 Pass position to copy_bbs.
6934 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6936 * fold-const.c (ptr_difference_const): Use
6937 cst_and_fits_in_hwi instead of host_integerp.
6939 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6941 * config/darwin.c (gen_pic_offset): New.
6942 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6945 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6947 PR tree-optimization/23486
6948 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6950 2005-08-23 Phil Edwards <phil@codesourcery.com>
6952 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6953 remove use_collect2.
6954 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6956 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6957 configuration files to override the default value.
6959 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6960 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6961 * config/vx-common.h: New file, split out from...
6962 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6963 * config/vxworksae.h: New file, for VxWorks AE.
6964 * config/vxworks.opt: New file.
6965 * config/vxlib.c: Update for VxWorks 6.
6967 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6968 other MULTILIB_* variables appropriately.
6969 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6970 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6971 * config/rs6000/vxworks.h: Update for VxWorks 6.
6972 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6974 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6977 * config/darwin.c (machopic_select_section): Remove the hack to
6978 mark "::operator new" and "::operator delete" for coalescing
6979 even though they are not weak.
6981 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6983 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6984 * configure: Regenerate.
6986 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6989 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6991 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6992 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6995 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6997 * config/rs6000/predicates.md (equality_operator): New.
6998 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6999 comparison with a large constant.
7001 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7003 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7005 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7007 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7008 registers is even, and we have a hardware double precision fp,
7010 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7011 size of current argument when checking if argument was passed in
7014 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7017 * stor-layout.c (finalize_type_size): Dont override
7018 existing alignment with a smaller alignment from the mode.
7020 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7022 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7023 * lambda.h (lambda_vector_lexico_pos): ... here.
7024 * tree-data-ref.c (build_classic_dist_vector): Return false when
7025 the distance vector is lexicographically negative.
7027 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7029 PR tree-optimization/23511
7030 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7031 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7033 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7035 PR tree-optimization/22043
7036 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7037 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7038 If ALLOW_FLEXARR, handle types ending with flexible array member.
7039 Pass false as second argument to recursive count_type_elements calls.
7040 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7041 argument to count_type_elements call.
7042 * tree-sra.c (decide_block_copy): Likewise.
7043 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7044 for a constant-sized object, set cleared as well. Pass true as
7045 second argument to count_type_elements call.
7047 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7050 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7051 from legitimate_small_data_p, and make global. Update use.
7052 Remove forward declaration.
7053 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7055 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7057 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7059 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7060 of scratch intermediates.
7061 (eq<mode>_compare): Same.
7062 (neg_eq0<mode>): New.
7063 (neg_eq<mode>): Convert to define_insn_and_split.
7065 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7068 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7069 stdarg functions, set/clear the fp marker even when no variable
7071 * config/rs6000/sysv4.opt (mprototype): Describe.
7073 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7075 PR rtl-optimization/23478
7076 * regs.h (reg_info): Add throw_calls_crossed.
7077 (REG_N_THROWING_CALLS_CROSSED): Define.
7078 * flow.c (allocate_reg_life_data): Initialize
7079 REG_N_THROWING_CALLS_CROSSED.
7080 (propagate_one_insn, attempt_auto_inc): Update
7081 REG_N_THROWING_CALLS_CROSSED.
7082 * global.c (global_alloc): Don't allocate pseudos across
7083 calls that may throw.
7085 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7088 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7089 value is inbetween the range if we did not find an exact match.
7091 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7093 * doc/invoke.texi (Option Summary): Add ms1 options.
7094 * doc/extend.texi: Document interrupt handler attribute for ms1.
7095 * doc/md.texi: Document ms1 constraints.
7096 * config.gcc: Add ms1-*-elf.
7097 * config/ms1/ms1.h: New.
7098 * config/ms1/ms1.c: New.
7099 * config/ms1/ms1.md: New.
7100 * config/ms1/ms1-protos.h: New.
7101 * config/ms1/ABI.txt: New.
7102 * config/ms1/crti.asm: New.
7103 * config/ms1/crtn.asm: New.
7104 * config/ms1/lib2extra-funcs.c: New.
7105 * config/ms1/t-ms1: New.
7106 * config/ms1/ms1.opt: New.
7108 2005-08-22 Ira Rosen <irar@il.ibm.com>
7110 * config/rs6000/altivec.md (xorv4sf3): New.
7111 (negv4sf2, neg<mode>2): Likewise.
7113 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7116 * config/ia64/ia64.md (divsi3): Check divide by zero.
7117 (udivsi3): Likewise.
7119 (udivdi3): Likewise.
7121 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7123 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7124 up to elem_bitsize bits, not max_bitsize.
7126 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7128 PR tree-optimization/23433
7129 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7130 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7132 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7134 PR tree-optimization/23434
7135 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7136 the iteration bound is not an INTEGER_CST.
7138 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7140 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7141 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7142 NULL if need_epilog_adjust is false.
7143 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7144 Case 3 always peels first itration, not just for PLUS case, and no need
7145 to use scalar_initial_def here. Create an epilog adjustment only if
7146 scalar_initial_def is not NULL.
7148 (vectorizable_reduction): Remove assert.
7150 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7153 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7154 (__moddi3): Likewise.
7155 (__udivdi3): Likewise.
7156 (__umoddi3): Likewise.
7157 (__divsi3): Likewise.
7158 (__modsi3): Likewise.
7159 (__udivsi3): Likewise.
7160 (__umodsi3): Likewise.
7162 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7164 * tree-pass.h (TDF_GRAPH): Define.
7165 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7166 * passes.c (finish_optimization_passes): Only call
7167 finish_graph_dump_file if TDF_GRAPH is set.
7168 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7169 NULL. Set TDF_GRAPH bit.
7170 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7172 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7174 * arm.h (arm_stack_offsets): Add locals_base field.
7175 * arm.c (arm_get_frame_offsets): Compute it.
7176 (thumb_compute_initial_elimination offset): Make the Thumb frame
7177 pointer point to the base of the local variables.
7178 (thumb_expand_prologue): Update accordingly.
7179 (thumb_expand_epilogue): Likewise.
7181 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7182 mode of clobbered scratch to DImode. Handle a case that's known to
7185 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7187 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7188 (gt0<mode>_compare): Delete.
7189 (neg_gt0<mode>): Delete.
7191 2005-08-19 Eric Christopher <echristo@apple.com>
7193 * optabs.h: Change CTI_ to COI_.
7196 2005-08-19 James E Wilson <wilson@specifix.com>
7198 * builtins.c (expand_builtin_return_addr): Set
7199 current_function_accesses_prior_frames when count != 0. Use
7200 frame_pointer_rtx when count == 0.
7201 * function.h (struct function): Add accesses_prior_frames field.
7202 (current_function_accesses_prior_frames): Define.
7203 * reload1.c (init_elim_table): Check
7204 current_function_accesses_prior_frames.
7205 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7207 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7209 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7210 indicator. Return true if the flowgraph changed during
7213 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7216 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7217 conditional expression before testing its value.
7219 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7221 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7223 2005-08-19 Devang Patel <dpatel@apple.com>
7225 PR tree-optimization/23048
7226 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7227 third parameter. Check whether latch is dominated by exit
7229 (if_convertible_loop_p): Supply exit block itself to
7230 if_convertible_bb_p.
7232 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7235 * arm.md (arm_load_pic_register): Change argument to the mask of
7236 saved registers. Call thumb_find_work_register if we need a
7237 scratch register on Thumb.
7238 (arm_expand_prologue): Pass empty register set to
7239 arm_load_pic_register.
7240 (thumb_expand_prologue): Pass live_regs_mask directly to
7241 arm_load_pic_register.
7242 * arm-protos.h (arm_load_pic_register): Update prototype.
7244 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7246 * sh.c (find_sole_member): New function.
7247 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7248 if the record's alignment is larger than the size of its only member.
7250 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7253 * arm.c (thumb_legitimize_reload_address): New function.
7254 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7255 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7257 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7259 * config/crx/crx.c: Implement crx_decompose_address. Reject
7260 symbolic displacements since CRX register relative adressing
7261 mode can't handle unsigned 32-bit values as displacements.
7262 * config/crx/crx.h: Simplify definitions, remove redundant
7263 parenthesis and obsolete macros.
7264 * config/crx/crx.opt: Add new switch for debugging addresses.
7265 * config/crx/crx-protos.h: Add new declarations for above.
7267 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7270 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7273 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7275 * collect2.c (dup2): Delete.
7276 * configure.ac: Don't check for dup2.
7278 * config.in, configure: Regenerate.
7280 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7282 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7283 record with the type of its only member.
7285 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7287 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7288 define_insn_and_split.
7289 (plus_ltu<mode>_compare): Same.
7290 (gtu<mode>_compare): Same.
7291 (plus_gtu<mode>_compare): Same.
7293 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7295 PR tree-optimization/22228
7296 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7298 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7299 are recorded in vect_vnames_to_rename for renaming.
7300 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7301 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7302 in vect_vnames_to_rename.
7303 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7304 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7306 2005-08-18 Jan Hubicka <jh@suse.cz>
7309 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7310 info only for local statics, not for member variables.
7312 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7314 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7316 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7318 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7320 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7323 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7325 2005-08-17 James E Wilson <wilson@specifix.com>
7327 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7330 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7332 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7333 (leu<mode>_compare): Same.
7334 (plus_leu<mode>): Same.
7335 (neg_leu<mode>): Same.
7336 (and_neg_leu<mode): Same.
7337 (ltu<mode>_compare): Same.
7338 (plus_ltu<mode>): Same.
7340 (geu<mode>_compare): Same.
7341 (plus_geu<mode>): Same.
7342 (neg_geu<mode>): Same.
7343 (and_neg_geu<mode>): Same.
7344 (plus_gt<mode>): Same.
7345 (gtu<mode>_compare): Same.
7346 (plus_gtu<mode>): Same.
7348 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7350 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7351 Move call_table_data to end. Delete spurious .text.
7352 (callt_save_all_interrupt): Fix comment typo.
7354 2005-08-17 James E Wilson <wilson@specifix.com>
7355 Kevin Winchester <winchester@amirix.com>
7358 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7360 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7363 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7364 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7366 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7368 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7369 record with the type of its only member if the modes don't match.
7371 * varasm.c (decode_reg_name): Skip empty additional register names.
7373 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7375 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7376 lsm_tmp_name_length): New.
7377 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7378 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7380 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7381 Andreas Krebbel <krebbel1@de.ibm.com>
7383 * config.gcc: Added z9-109 switch.
7384 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7385 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7386 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7387 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7388 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7389 for "z9_109" cpu attribute.
7390 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7391 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7392 (s390_handle_arch_option): Added z9-109 switch.
7393 (override_options): Set respective cost function for z9-109.
7394 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7395 (legitimate_reload_constant_p): Accept extended immediates.
7396 (print_operand): Three new output modifiers added: k, m and o.
7397 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7398 (s390_output_mi_thunk): Use extended immediate when possible.
7399 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7400 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7401 (CONSTRAINT_LEN): Added length of O constraint.
7402 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7403 * config/s390/s390.md ("cpu"): New value z9_109 added.
7404 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7405 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7406 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7407 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7408 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7409 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7410 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7411 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7412 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7413 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7414 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7415 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7416 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7417 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7418 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7420 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7421 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7422 insns for TARGET_EXTIMM.
7424 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7426 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7428 2005-08-17 Nick Clifton <nickc@redhat.com>
7430 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7431 Call default_encode_section_info.
7433 2005-08-17 Steven Bosscher <stevenb@suse.de>
7435 PR tree-optimization/21574
7436 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7437 constant, return CONSTANT.
7438 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7439 (ccp_fold, visit_assignment): Likewise.
7440 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7442 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7444 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7445 fold_buildN instead of buildN then fold_initializer or fold.
7446 (build_unary_op): Likewise.
7447 (build_binary_op): Likewise.
7448 * fold-const.c (fold_initializer): Remove.
7449 (fold_build1_initializer): New function.
7450 (fold_build2_initializer): New function.
7451 (fold_build3_initializer): New function.
7452 * tree.h (fold_initializer): Remove.
7453 (fold_build1_initializer): New function.
7454 (fold_build2_initializer): New function.
7455 (fold_build3_initializer): New function.
7457 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7459 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7460 (try_move_mult_to_index): Call fold_build2 instead of build2.
7461 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7462 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7463 fold_binary_to_constant.
7464 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7466 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7467 check if A == gcd (A, B). Remove TYPE argument.
7468 (analyze_offset) Use fold_build2 instead of fold (build.
7469 (create_data_ref): Likewise.
7470 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7471 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7474 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7476 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7477 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7479 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7482 * gimplify.c (zero_sized_type): New function.
7483 (gimplify_modify_expr_rhs): If we have a zero sized type,
7484 replace the statement with an empty statement.
7486 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7488 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7491 2005-08-16 Ian Lance Taylor <ian@airs.com>
7493 * doc/tm.texi (Label Output): Correct typo.
7495 2005-08-16 Steven Bosscher <stevenb@suse.de>
7498 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7499 force_operand will work later on using have_insn_for.
7501 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7503 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7505 2005-08-16 Ian Lance Taylor <ian@airs.com>
7508 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7509 vector type, don't try to construct it element by element. Add an
7510 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7512 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7514 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7516 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7518 * doc/invoke.texi (Precompiled Headers): Document some more options
7519 which are known to be safe.
7521 2005-08-16 James E Wilson <wilson@specifix.com>
7523 PR tree-optimization/21105
7524 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7525 TREE_OVERFLOW check.
7527 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7529 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7530 (neg_ltu<mode>): Same.
7532 (neg_gtu<mode>): Same.
7534 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7536 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7537 (fold_builtin_isdigit): Use fold_buildN.
7538 (build_function_call_expr): Likewise.
7539 * c-typeck.c (c_finish_loop): Likewise.
7541 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7542 Richard Shann <rshann@superh.com>
7544 PR middle-end/20396:
7545 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7547 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7549 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7551 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7554 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7555 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7558 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7561 * fold-const.c (build_range_check): Disable optimization for function
7562 pointer expressions on targets that require function pointer
7565 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7567 * simplify-rtx.c (simplify_const_relational_operation): When
7568 extracting arguments of a COMPARE, recompute the mode as well.
7570 2005-08-15 Ian Lance Taylor <ian@airs.com>
7572 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7574 2005-08-15 DJ Delorie <dj@redhat.com>
7576 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7578 (movsi_splittable): Allow, but split, moves to the stack.
7579 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7582 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7584 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7585 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7586 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7588 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7589 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7590 Delete HOST_PTR_PRINTF.
7592 * configure, config.in: Regenerate.
7594 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7596 * config/rs6000/rs6000.md (QHSI): New mode macro.
7597 (wd): Extend mode attr for QImode and HImode
7598 (dbits): New mode attr.
7599 (zero_extend<mode>di2): Convert to mode macro.
7601 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7604 * doc/invoke.texi (-mgnu-ld): Update description.
7607 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7610 * Makefile.in (tree-chrec.o): Depends on real.h.
7611 * tree-chrec.c: Include real.h.
7612 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7613 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7614 * tree-scalar-evolution.c (add_to_evolution_1,
7615 interpret_rhs_modify_expr): Ditto.
7617 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7620 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7621 step is negative compute the estimation from init downwards to zero.
7623 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7625 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7627 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7629 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7631 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7632 Accept double-word constants that can be split.
7633 * config/s390/s390.md ("movti"): Use 'P' constraint.
7634 ("*movdi_31", "*movdf_31"): Likewise.
7636 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7638 Fix PR tree-optimization/22615
7640 * tree-ssa-structalias.c (solution_set_add): Handle
7641 first_vi_for_offset returning NULL.
7642 (do_da_constraint): Ditto.
7643 (do_sd_constraint): Ditto.
7644 (do_ds_constraint): Ditto
7645 (find_func_aliases): Ditto.
7646 (build_constraint_graph): RHS is allowed be ANYTHING.
7647 (first_vi_for_offset): Return NULL if we couldn't find anything at
7650 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7652 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7653 over memory as first operand.
7655 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7658 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7659 available for setting it.
7661 2005-08-14 Ira Rosen <irar@il.ibm.com>
7663 PR tree-optimization/23320
7664 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7665 data-refs' types instead of base object nullness. Add check for
7666 pointer type data-refs before first location comparison. Remove
7669 2005-08-14 Andreas Schwab <schwab@suse.de>
7671 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7673 2005-08-13 James E Wilson <wilson@specifix.com>
7675 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7676 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7677 -fstack-protector-all, --param ssp-buffer-size): Document.
7678 (-Wvariadic-macros): Alphabetize.
7679 (-fsched-stalled-insns-dep): Add missing 'f'.
7681 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7684 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7686 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7687 or indirect address operand.
7688 (EXTRA_ADDRESS_CONSTRAINT): New.
7689 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7691 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7693 PR tree-optimization/22236
7694 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7695 successors and predecessors.
7696 * tree-chrec.c (chrec_convert): Before converting, check that
7697 sequences don't wrap.
7698 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7699 (analyze_array): Extern.
7700 (find_data_references_in_loop): Remove call to
7701 compute_estimated_nb_iterations.
7702 * tree-data-ref.h (analyze_array): Declared.
7703 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7704 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7705 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7706 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7708 * tree-ssa-loop-ivcanon.c: Fix documentation.
7709 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7710 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7711 (infer_loop_bounds_from_undefined): New.
7712 (estimate_numbers_of_iterations_loop): Use
7713 infer_loop_bounds_from_undefined.
7714 (used_in_pointer_arithmetic_p): New.
7715 (scev_probably_wraps_p): Pass an extra parameter. Call
7716 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7717 (convert_step): Fix documentation.
7718 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7719 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7720 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7721 scev_probably_wraps_p.
7723 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7725 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7726 (s390_register_info): Ignore clobbered_regs information for fixed
7727 registers, and only fixed registers.
7728 (s390_init_frame_layout): Remove redundant call.
7730 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7732 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7733 description of -Wold-style-casts.
7735 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7736 Jakub Jelinek <jakub@redhat.com>
7738 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7739 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7740 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7741 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7742 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7743 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7744 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7745 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7746 ("stack_protect_set", "stack_protect_test"): New expanders.
7747 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7748 "stack_protect_testdi"): New insn definitions.
7750 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7752 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7754 2005-08-12 Paul Brook <paul@codesourcery.com>
7756 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7758 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7760 * config/s390/predicates.md (setmem_operand): New predicate.
7761 (shift_count_operand): Accept ANDs with special constants as
7763 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7764 with special constants.
7765 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7766 shift_count_operand with setmem_operand.
7768 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7770 * config/s390/s390.c (s390_extract_part, s390_single_part):
7772 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7773 (s390_output_mi_thunk): Don't use lg on 31 bit.
7774 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7775 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7777 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7779 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7780 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7781 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7782 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7783 with one of the new macros.
7785 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7787 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7788 Don't set save_return_addr_p.
7789 (s390_register_info): Make clobbered_regs not depending on
7792 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7794 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7795 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7797 2005-08-11 James E. Wilson <wilson@specifix.com>
7799 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7801 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7803 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7804 locations gathered by var-tracking in single entry loc_list
7805 over loc_descriptor_from_tree.
7807 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7808 pass it down to loc_descriptor.
7809 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7810 (containing_function_has_frame_base): Move earlier in the file.
7811 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7812 instead of always assuming fbreg can't be used.
7814 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7816 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7817 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7818 Accept address wrapped in AND for Altivec.
7819 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7820 Strip AND wrapping offset address for Altivec.
7822 2005-08-11 Richard Henderson <rth@redhat.com>
7825 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7826 before using TYPE_IS_SIZETYPE.
7828 2005-08-11 Richard Henderson <rth@redhat.com>
7831 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7832 insn types not present on ev4.
7833 (alphaev5_insn_pipe): Similarly.
7835 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7838 * arm.c (arm_override_options): If the user has selected callee-super-
7839 interworking, then enable normal interworking.
7841 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7843 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7846 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7848 * doc/rtl.texi: Fix two typos.
7850 2005-08-11 Richard Guenther <rguenther@suse.de>
7853 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7854 cases where we call to/from functions returning void.
7856 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7859 * tree.c (build_pointer_type_for_mode): Robustify.
7861 2005-08-10 James E Wilson <wilson@specifix.com>
7863 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7864 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7866 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7869 2005-08-10 Eric Christopher <echristo@apple.com>
7871 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7872 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7875 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7878 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7879 for the high part when generating dynamic-no-pic code.
7881 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7883 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7884 (x86_64-*-linux*): Likewise.
7886 * config/i386/crtfastmath.c: New file.
7887 * config/i386/t-crtfm: Likewise.
7889 * config/i386/linux.h (ENDFILE_SPEC): New.
7890 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7892 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7895 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7897 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7898 (vec_shl, vec_shr): Document new operations.
7899 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7901 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7903 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7904 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7905 change predicate to indexed_or_indirect_address.
7907 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7909 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7910 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7911 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7912 and __aeabi_uwrite8.
7913 * config/arm/unaligned-funcs.c: New file.
7914 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7916 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7918 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7920 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7921 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7923 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7924 * final.c (pass_shorten_branches): Add dump.
7925 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7926 (pass_life): Rename dump.
7927 (rest_of_handle_flow2): Remove initial verify_flow_info.
7928 * function.c (pass_instantiate_virtual_regs): Add dump.
7929 * integrate.c (pass_initial_value_sets): Add dump.
7930 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7931 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7932 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7933 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7934 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7935 gate_rtl_unrool_and_peel_loops): New.
7936 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7937 rtl_doloop): Do not look at flags.
7938 * mode-switching.c (pass_mode_switching): Add dump.
7939 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7940 pass_split_before_regstack): Add dump.
7941 * regmove.c (pass_stack_adjustments): Add dump.
7942 * tree-optimize.c (pass_fixup_cfg): Add dump.
7944 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7947 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7948 deciding which instruction sequence to use.
7950 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7952 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7953 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7955 2005-08-09 Richard Guenther <rguenther@suse.de>
7957 * c-common.c (builtin_function_2): Remove.
7958 (def_builtin_1): New function.
7959 (c_common_nodes_and_builtins): Use def_builtin_1 to
7960 build builtin functions.
7962 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7964 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7965 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7966 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7969 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7971 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7972 fold_binary instead of fold_build2 since we don't care about the
7974 (loop_niter_by_eval): Likewise.
7975 (compare_trees): Likewise.
7976 (proved_non_wrapping_p): Likewise.
7978 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7982 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7983 if the if is really empty.
7985 2005-08-09 Steven Bosscher <stevenb@suse.de>
7987 PR tree-optimization/23234
7988 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7989 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7990 argument of the new enum.
7991 (execute_cse_reciprocals): Add reciprocals for function arguments
7992 on the unique successor edge of the entry block. Update other calls
7993 to execute_cse_reciprocals_1.
7995 2005-08-08 Richard Henderson <rth@redhat.com>
7998 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8000 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8002 * expr.c (write_complex_part): Return after handling MEM.
8004 2005-08-08 Josh Conner <jconner@apple.com>
8006 PR rtl-optimization/23241
8007 * combine.c (simplify_comparison): Fix error in determining
8008 whether to lift a subreg from comparison.
8010 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8013 * config/rs6000/altivec.md (vec_init<mode>): New.
8014 (vec_set<mode>): New.
8015 (vec_extract<mode>): New.
8016 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8017 (rs6000_expand_vector_set): New.
8018 (rs6000_expand_vector_extract): New.
8019 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8020 for Altivec modes before reload.
8021 (altivec_expand_vec_init_builtin): New.
8022 (get_element_number): New.
8023 (altivec_expand_vec_set_builtin): New.
8024 (altivec_expand_vec_ext_builtin): New.
8025 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8027 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8029 * config/rs6000/rs6000.h (rs6000_builtins): Add
8030 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8031 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8032 * config/rs6000/rs6000-protos.h: Declare new functions.
8034 2005-08-08 Jan Hubicka <jh@suse.cz>
8036 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8037 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8038 * i386.md (movdi*): Use pic_32bit_operand.
8039 * predicates.md (pic_32bit_operand): New.
8041 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8044 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8046 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8048 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8049 (test_for_singularity): Use fold_build2.
8051 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8053 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8055 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8057 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8058 (COMMON_ASM_OP) Define.
8059 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8060 (ix86_encode_section_info): Likewise.
8061 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8062 SUBTARGET_ENCODE_SECTION_INFO.
8064 2005-08-06 Richard Henderson <rth@redhat.com>
8067 * tree-nested.c (convert_local_reference): Save and restore val_only
8068 around component_ref and friends. Clear walk_subtrees by default.
8070 2005-08-06 Peter O'Gorman <peter@pogma.com>
8073 * gcc.c (process_command): Check the argument to -b has a dash.
8074 * doc/invoke.texi: Update -b and -V docs.
8076 2005-08-06 James E Wilson <wilson@specifix.com>
8078 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8080 2005-08-06 Michael Matz <matz@suse.de>
8082 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8083 member only if only one insn is associated with the value.
8085 2005-08-06 Nick Clifton <nickc@redhat.com>
8087 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8089 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8090 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8091 Check symbol flags instead of symbol name mangling.
8092 (xstormy16_asm_output_aligned_common): Likewise. Also
8093 simplify code since the bss100_section cass is the only case
8094 where the below100 code will be triggered.
8095 (xstormy16_encode_section_info): Encode below100 attribute
8096 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8098 (xstormy16_strip_name_encoding): Delete - this function is no
8100 (TARGET_STRIP_NAME_ENCODING): Undefine.
8101 * config/stormy16/stormy16-protos.h: Delete prototype for
8102 xstormy16_strip_name_encoding.
8104 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8106 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8107 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8108 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8109 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8110 config/alpha/predicates.md, config/arc/arc.h,
8111 config/arm/arm.h, config/arm/ieee754-df.S,
8112 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8113 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8114 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8115 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8116 config/m68hc11/m68hc11.h, config/mips/mips.c,
8117 config/mips/mips.h, config/mips/openbsd.h,
8118 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8119 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8120 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8121 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8122 config/sparc/linux.h, config/sparc/linux64.h,
8123 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8124 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8125 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8126 typos. Follow spelling conventions.
8128 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8131 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8132 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8133 specially. Check for side effects only for COND_EXPR.
8134 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8135 return with TREE_NO_WARNING.
8137 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8139 PR rtl-optimization/23233
8140 * loop.c (combine_movables): Require the modes to be the same.
8141 (move_movables): Remove handling of cases where the replacement
8142 had a different mode to the original.
8144 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8146 PR tree-optimization/23128
8147 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8148 subtraction wrap, and set TREE_OVERFLOW if they do.
8150 2005-08-05 Richard Henderson <rth@redhat.com>
8153 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8154 FORCED_LABEL labels.
8156 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8159 * reload.c (find_reloads_subreg_address): Pass down TYPE
8160 unchanged. Change all callers except find_reloads_toplev.
8162 2005-08-05 Michael Matz <matz@suse.de>
8164 * genattrtab.c (current_alternative_string): Remove.
8165 (SIMPLIFY_ALTERNATIVE): Ditto.
8166 (attr_alt_bit_p): Ditto.
8167 (alternative_name): Make const char *.
8168 (evaluate_eq_attr): Remove use of above things.
8169 (simplify_test_exp): Ditto.
8170 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8171 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8173 2005-08-04 James E Wilson <wilson@specifix.com>
8175 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8176 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8177 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8178 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8179 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8181 2005-08-04 Richard Henderson <rth@redhat.com>
8184 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8185 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8186 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8187 if we'd have to instantiate too many members.
8189 2005-08-04 Richard Henderson <rth@redhat.com>
8192 * tree-outof-ssa.c (coalesce_asm_operands): New.
8193 (coalesce_ssa_name): Use it. Split out ...
8194 (coalesce_phi_operands, coalesce_result_decls): ... these.
8196 2005-08-04 Paul Brook <paul@codesourcery.com>
8198 * read-rtl.c (read_quoted_string): Break if EOF.
8200 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8202 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8203 (fold_build2): Likewise.
8204 (fold_build3): Likewise.
8205 (fold_build1_stat): New function prototype.
8206 (fold_build2_stat): Likewise.
8207 (fold_build3_stat): Likewise.
8208 * fold-const.c (fold_build1): Rename to ..
8209 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8210 through to build1_stat.
8211 (fold_build2): Rename to ..
8212 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8213 through to build2_stat.
8214 (fold_build3): Rename to ..
8215 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8216 through to build3_stat.
8218 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8219 Ian Lance Taylor <ian@airs.com>
8221 * function.c (assign_stack_local_1): Do not correct stack slot
8222 address if allocation size is smaller than mode size.
8224 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8227 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8228 (tree_merge_blocks): Propagate anything allowed by
8230 Clarify documentation.
8231 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8232 SSA form, schedule an update if necessary.
8234 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8236 * doc/install.texi (Binaries): Remove broken link to
8237 Sinix/Reliant Unix binaries.
8239 2005-08-03 Richard Henderson <rth@redhat.com>
8242 * function.c (stack_protect_epilogue): Export.
8243 * tree.h (stack_protect_epilogue): Declare.
8244 * calls.c (expand_call): Call it.
8246 2005-08-03 Eric Christopher <echristo@apple.com>
8248 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8249 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8252 2005-08-04 Jan Hubicka <jh@suse.cz>
8254 * profile.c (branch_prob): Split edges with goto locus on them
8255 to get proper line counts.
8256 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8258 2005-08-03 Paul Brook <paul@codesourcery.com>
8260 * function.c (assign_parms): Round current_function_args_size
8261 to PARM_BOUNDARY, not STACK_BOUNDARY.
8263 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8265 * config/i386/i386.c (x86_elf_aligned_common)
8266 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8268 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8270 PR tree-optimization/23157
8271 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8272 before emitting them.
8274 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8276 PR tree-optimization/19899
8277 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8278 * tree-scalar-evolution.c: Include real.h.
8279 (add_to_evolution): Build constant -1 of correct type.
8281 2005-08-03 Jan Hubicka <jh@suse.cz>
8283 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8284 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8285 profile updating for complette unrolling.
8286 * loop-unroll.c (peel_loop_completely): Use it.
8287 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8288 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8291 2005-08-03 Paul Brook <paul@codesourcery.com>
8293 * combine.c (can_change_dest_mode): New function.
8294 (try_combine, simplify_set): Use it.
8296 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8298 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8301 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8303 * doc/install.texi (Specific): Adjust link to openavr.org.
8304 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8305 (Binaries): Adjust HP-UX Porting Center link.
8306 (Binaries): Adjust Free Software Foundation ordering link.
8308 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8310 * convert.c (convert_to_integer): Use fold_build1 instead of
8311 build1 when converting an integer to an integer.
8313 2005-08-02 Richard Henderson <rth@redhat.com>
8315 * combine.c (combine_instructions): Don't use reg_equal/equiv
8316 results if the mode doesn't match.
8318 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8320 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8321 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8323 2005-08-02 Richard Henderson <rth@redhat.com>
8326 * explow.c (memory_address): Remove special-case for
8327 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8329 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8332 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8333 number of calls to cleanup_tree_cfg_1.
8335 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8337 * doc/invoke.texi: document file extensions .F90 and .F95
8339 2005-08-02 Richard Guenther <rguenther@suse.de>
8341 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8342 positive if its first argument is positive.
8344 2005-08-02 Richard Guenther <rguenther@suse.de>
8346 PR tree-optimization/23177
8347 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8350 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8352 PR tree-optimization/23129
8353 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8354 varying for divisions with anti-ranges.
8356 2005-08-02 Jan Hubicka <jh@suse.cz>
8358 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8359 * tree-ssa-threadupdate.c (thread_block): Add it here.
8361 2005-08-01 James E Wilson <wilson@specifix.com>
8363 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8364 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8365 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8367 * config/mips/predicates.md (const_call_insn_operand): Add check for
8368 SYMBOL_REF_LONG_CALL_P.
8369 * doc/extend.texi (long_call): Document the new attribute.
8371 2005-08-01 Ian Lance Taylor <ian@airs.com>
8372 Richard Henderson <rth@redhat.com>
8374 * Makefile.in (RTL_BASE_H): Add real.h.
8375 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8377 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8379 * rtl.c (rtl_check_failed_code_mode): New.
8380 * rtl.h (struct rtx_def): Add u.rv.
8381 (XCMWINT, XCNMPRV): New.
8382 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8383 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8385 2005-08-01 Richard Henderson <rth@redhat.com>
8387 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8388 with auto-inc codes.
8390 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8392 2005-08-01 Jan Hubicka <jh@suse.cz>
8394 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8395 * i386.c: Include dwarf2.h
8396 (asm_preferred_eh_data_format): New.
8397 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8399 2005-08-01 Ian Lance Taylor <ian@airs.com>
8401 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8402 randomize_va_space for virtual address randomization control.
8404 2005-08-01 Steven Bosscher <stevenb@suse.de>
8406 * common.opt (flag_ipa_cp): Put in right place to maintain
8409 2005-08-01 Jan Hubicka <jh@suse.cz>
8411 * profile.c (compute_value_histograms): Fix thinko.
8412 * value-prof.c: Include toplev.h
8413 (check_counter): New function.
8414 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8415 tree_mod_subtract_transform): Add sanity check.
8417 2005-08-01 Richard Guenther <rguenther@suse.de>
8419 PR tree-optimization/23133
8420 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8421 current functions parameter decls to find defs to cse
8424 2005-08-01 Richard Guenther <rguenther@suse.de>
8426 PR tree-optimization/23109
8427 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8428 If trapping math is in effect, use post-dominator information
8429 to check if we'd in any case reach a trapping point before
8430 doing the reciprocal insertion.
8431 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8432 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8433 expressions are invariant only if trapping math is not in effect.
8435 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8437 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8438 cgraph_function_versioning): New declarations.
8439 * cgraphunit.c: Add include to ipa-prop.h.
8440 (update_call_expr, cgraph_copy_node_for_versioning,
8441 cgraph_function_versioning): New functions.
8442 * integrate.c (copy_decl_for_inlining): Remove.
8443 * ipa-prop.h (ipa_replace_map): New struct.
8444 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8445 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8446 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8447 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8448 ipcp_iterate_stage, ipcp_method_scale_print,
8449 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8450 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8451 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8452 ipcp_update_bb_counts, ipcp_update_profiling,
8453 ipcp_update_edges_counts): New functions.
8454 (ipcp_method_cval_init): Remove restriction regarding local methods.
8455 (ipcp_init_stage): Add ipcp_method_compute_scale.
8456 (ipcp_insert_stage): Add versioning.
8457 (ipcp_structures_print): Add ipcp_method_scale_print.
8458 (ipcp_driver): Dump profiling info.
8459 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8460 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8461 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8462 (struct inline_data): Add versioning_p, ipa_info, new fields.
8463 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8464 declare_return_variable): Replace calls to copy_decl_for_inlining with
8466 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8468 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8469 Add argument VERSIONING.
8470 (copy_arguments_for_versioning, copy_static_chain,
8471 function_versionable_p, tree_versionable_function_p,
8472 tree_function_versioning, replace_ref_tree): New functions.
8473 * tree-inline.h: Include varray.h.
8474 (tree_versionable_function_p, tree_function_versioning,
8475 tree copy_decl_for_dup): New declarations.
8477 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8479 * ipa-cp.c: New file. Contains IPCP specific functionality.
8480 * ipa-prop.h: New file. Contains structures/definitions that can be
8481 used by several interprocedural data flow optimizations (and also IPCP).
8482 * ipa-prop.c: New file.
8483 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8484 * common.opt: Add ipa-cp flag.
8485 * timevar.def: Add IPCP optimization.
8486 * tree-optimize.c (init_tree_optimization_passes): Schedule
8488 * tree-pass.h (pass_ipa_cp): Declare.
8490 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8492 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8493 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8494 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8495 config/i386/i386.c, config/mips/mips.h,
8496 config/rs6000/rs6000.h, config/sh/sh.c,
8497 config/stormy16/stormy16.c: Fix comment typos.
8499 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8502 * c-typeck.c (build_binary_op): Use common_type wrapper on
8504 (common_type): Update comment.
8506 2005-07-31 Steven Bosscher <stevenb@suse.de>
8509 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8510 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8511 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8513 2005-07-31 Jan Hubicka <jh@suse.cz>
8515 * pretty-print.h (pp_widest_integer): New macro.
8516 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8519 2005-07-31 Jan Hubicka <jh@suse.cz>
8521 * output.h (enum section_category): Export from varasm.c
8522 (categorize_decl_for_section): Likewise.
8523 * varasm.c (enum section_category): Kill.
8524 (categorize_decl_for_section): Make global.
8525 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8527 * i386.c (ix86_section_threshold): New static variable.
8528 (ix86_in_large_data_p, ix86_encode_section_info,
8529 x86_64_elf_unique_section,
8530 x86_64_elf_select_section): New functions.
8531 (TARGET_ENCODE_SECTION_INFO): Define
8532 (override_options): Enable medium model for PIC.
8533 (ix86_expand_prologue): Expand gen_set_got_rex64.
8534 (legitimate_constant_p): Handle new UNSPECs.
8535 (legitimate_pic_address_disp_p): Likewise.
8536 (legitimize_pic_address): Lower MEDIUM model addressing.
8537 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8538 (enum cmodel): Add MEDIUM_PIC.
8539 (SYMBOL_REF_FAR_ADDR_P): New macro.
8540 (SYMBOL_FLAG_FAR_ADDR): New flag.
8541 * i386.md (movdi): Support medium model.
8542 (set_got_rex64): New pattern.
8543 * i386.opt (mlarge-data-threshold): New flag.
8544 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8545 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8546 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8547 TARGET_ASM_UNIQUE_SECTION): New.
8549 * invoke.texi (-mlarge_data_threshold): Document
8551 2005-07-31 Jan Hubicka <jh@suse.cz>
8553 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8554 (coalesce_vars): Likewise.
8555 * tree-ssa-live.c (coalesce_cost): New.
8556 (build_tree_conflict_graph): Use coalesce_cost.
8557 * tree-ssa-live.h (coalesce_cost): Declare.
8559 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8561 * arm.md (all peepholes for post-increment operations): Delete.
8562 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8563 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8564 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8565 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8566 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8568 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8570 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8573 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8576 * doc/invoke.texi: Document -rdynamic.
8578 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8581 * c-parser.c (c_parser_parms_list_declarator): Call
8582 mark_forward_parm_decls.
8583 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8584 decls with visibility structure.
8586 2005-07-30 Paul Brook <paul@codesourcery.com>
8588 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8590 2005-07-30 Paul Brook <paul@codesourcery.com>
8592 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8594 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8596 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8598 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8601 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8602 nested function declarators.
8603 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8604 (grokparms): Call warn_if_shadowing for parameters used within the
8606 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8607 not used within the parameter list.
8608 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8610 2005-07-30 Jan Hubicka <jh@suse.cz>
8612 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8613 * i386.c (ix86_fixup_binary_operands): Likewise.
8614 (ix86_expand_unary_operator): Likewise.
8615 (ix86_expand_fp_absneg_operator): Likewise.
8616 * optabs.c (expand_vec_cond_expr): Validate dest.
8618 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8621 * real.c (real_from_string): Also set last bit if there is a
8622 nonzero hex digit beyond GCC's internal precision after ".".
8624 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8626 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8627 define_constants. Change duplicate values to unassigned numbers.
8628 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8629 (*altivec_vspltsf): New.
8630 (altivec_vperm_v4sf): Delete.
8631 (altivec_vperm_<mode>): Use mode macro V.
8632 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8633 (altivec_predicate_v4sf): Delete.
8634 (altivec_predicate_<mode>): Use mode macro V.
8635 (*altivec_lvesfx): New.
8636 (*altivec_stvesfx): New.
8637 (vec_realign_load_v4sf): Delete.
8638 (vec_realign_load_<mode>): Use mode macro V.
8639 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8642 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8645 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8647 * configure: Regenerated.
8649 2005-07-29 Paul Brook <paul@codesourcery.com>
8651 * doc/install.texi: Add link to GFortran binaries wiki page.
8653 2005-07-29 David Ung <davidu@mips.com>
8655 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8656 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8657 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8658 * config/mips/mips.md (cpu): Add 5kf name.
8659 (includes): Includes 5k.md.
8660 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8661 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8664 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8667 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8668 (cleanup_tree_cfg): ... here.
8669 Call cleanup_tree_cfg_1 until there are no more cleanups to
8672 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8674 * tree-vrp.c (compare_range_with_value): Return true or false
8675 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8676 EQ_EXPR respectively.
8678 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8680 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8683 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8685 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8686 (tree_ssa_dominator_optimize): Increment it.
8687 (dump_dominator_optimization_stats): Print it.
8689 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8690 Steven Bosscher <stevenb@suse.de>
8692 PR rtl-optimization/23117
8693 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8694 when head == tail. Tidy comment.
8696 2005-07-28 Richard Henderson <rth@redhat.com>
8698 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8699 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8700 * jump.c (rtx_renumbered_equal_p): Likewise.
8701 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8702 CONST_INT and CONST_DOUBLE.
8703 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8704 * reload.c (operands_match_p): Special case CONST_INT and
8705 CONST_DOUBLE; check mode earlier.
8707 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8710 * c-typeck.c (convert_for_assignment): Do not check
8711 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8713 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8716 * c-typeck.c (composite_type): Prefer constant size arrays to
8719 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8722 * real.c (real_from_string): Set last bit if there is a nonzero
8723 hex digit beyond GCC's internal precision.
8725 2005-07-28 Richard Henderson <rth@redhat.com>
8728 * cfgcleanup.c (try_forward_edges): Watch out for end of
8731 2005-07-28 James E Wilson <wilson@specifixinc.com>
8734 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8736 2005-07-28 Jan Hubicka <jh@suse.cz>
8738 * Makefile.in (rtl-profile.o): Kill all traces of it.
8739 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8740 * coverage.h (rtl_coverage_counter_ref): Kill.
8741 * opts.c (flag_speculative_prefetching_set): Kill.
8742 (flag_loop_optimize_set): New.
8743 (common_handle_option): Disable loop optimizer when profiling;
8744 do not handle speculative prefetching.
8745 * passes.c (init_optimization_passes): Replace pass_profiling combo
8746 by branch_prob pass.
8747 * profile.c (compute_value_histograms): Update for simplified value
8749 (rtl_register_profile_hooks): Kill.
8750 (pass_profiling): Kill.
8751 (rest_of_handle_branch_prob): Do not profile.
8752 * toplev.c (process_options): Remove speculative prefetching.
8753 * toplev.h (flag_tree_based_profiling): Kill.
8754 * tree-profile.c (prepare_instrumented_value,
8755 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8756 tree_gen_one_value_profiler, do_tree_profiling): Update for
8757 simplified datastructures.
8758 * value-prof.c: Add comment that speculative prefetching was dropped;
8759 update rest of file for simplified datastructures.
8760 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8761 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8762 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8763 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8764 rtl_mod_subtract, gen_speculative_prefetch,
8765 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8766 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8767 (gate_handle_value_profile_transformations,
8768 rest_of_handle_value_profile_transformations,
8769 pass_value_profile_transformations): Kill.
8770 * value-prof.h (histogram_value_t): Remove IL based unions.
8771 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8772 rtl_profile_hooks): Remove hooks.
8774 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8776 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8777 (cgraph_clone_node): Likewise.
8778 * cgraph.h (cgraph_clone_edge): Update prototype.
8779 (cgraph_clone_node): Likewise.
8780 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8782 (lookup_recursive_calls): Consider profile.
8783 (cgraph_decide_recursive_inlining): Fix updating; use new
8784 probability argument; use profile.
8785 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8786 * tree-inline.c (copy_bb): Update clal of clone_edge.
8787 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8789 * invoke.texi (min-inline-recursive-probability): Document.
8791 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8793 * doc/install.texi (Configuration): Update Valgrind homepage.
8795 2005-07-28 Richard Henderson <rth@redhat.com>
8798 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8799 labels we want to delete.
8800 (cfg_layout_merge_blocks): Likewise.
8802 2005-07-28 Richard Henderson <rth@redhat.com>
8805 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8806 when expanding to nothing.
8808 2005-07-28 Josh Conner <jconner@apple.com>
8810 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8811 (cgraph_decide_inlining_of_small_functions): Likewise.
8813 2005-07-28 Josh Conner <jconner@apple.com>
8815 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8816 direction of badness if negative.
8817 (cgraph_default_inline_p): Add reason to parameters, and assign it
8819 (cgraph_decide_inlining_of_small_functions): New parameter in call
8820 to cgraph_default_inline_p.
8821 (cgraph_decide_inlining_incrementally): Likewise.
8822 * cgraphunit.c (decide_is_function_needed): Likewise.
8823 * cgraph.h (cgraph_default_inline_p): Likewise.
8825 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8827 * builtins.c: Fix comment typo(s).
8828 * genautomata.c: Likewise.
8829 * gimplify.c: Likewise.
8830 * tree-dfa.c: Likewise.
8831 * tree-flow-inline.h: Likewise.
8832 * tree-into-ssa.c: Likewise.
8833 * tree-ssa-alias.c: Likewise.
8834 * tree-ssa-ccp.c: Likewise.
8835 * tree-ssa-copy.c: Likewise.
8836 * tree-ssa-dce.c: Likewise.
8837 * tree-ssa-dom.c: Likewise.
8838 * tree-ssa-operands.c: Likewise.
8839 * tree-tailcall.c: Likewise.
8840 * tree-vectorizer.c: Likewise.
8841 * tree-vrp.c: Likewise.
8844 2005-07-28 Jeff Law <law@redhat.com>
8846 * tree-vrp.c (test_for_singularity): Extracted from ...
8847 (simplify_cond_using_ranges): Attempt to simplify a relational
8848 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8850 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8852 PR tree-optimization/22506
8853 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8854 phis whose argument is constant.
8856 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8858 PR rtl-optimization/18992
8859 Back out this patch:
8860 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8861 PR optimization/12142
8862 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8863 uses of the register in the SET_SRC. Remove unnecessary argument.
8865 Replace it with this:
8866 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8867 if flag_non_call_exceptions is set and the insn may trap, pass
8868 pc_rtx as dest for recursion.
8869 In SET_SRC part of SET case, if dest is already set, pass it down
8872 2005-07-28 Jan Hubicka <jh@suse.cz>
8874 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8875 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8876 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8878 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8879 profile when available.
8881 2005-07-28 Jan Beulich <jbeulich@novell.com>
8883 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8884 (ia64_print_operand): Describe and handle 'X'.
8885 (ia64_register_move_cost): Also handle FP_REGS.
8886 (ia64_preferred_reload_class): Likewise.
8887 (ia64_secondary_reload_class): Likewise.
8888 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8889 it. Also check for ITANIUM_CLASS_FLDP.
8890 * config/ia64/ia64.h (FP_REGNO_P): New.
8891 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8892 (reg_class): Add FP_REGS.
8893 (REG_CLASS_NAMES): Adjust for it.
8894 (REG_CLASS_CONTENTS): Likewise.
8895 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8896 (REG_CLASS_FROM_LETTER): Handle 'x'.
8897 (CLASS_MAX_NREGS): Handle FP_REGS.
8898 (MEMORY_MOVE_COST): Likewise.
8899 * config/ia64/ia64.md (itanium_class): Add fldp.
8900 (type): Handle fldp.
8901 (movti_internal): More allowable operand combinations. Use ldfp8 when
8902 splitting unnecessary. Remove predicable attribute. Adjust
8903 itanium_class attribute.
8904 (smuldi3_highpart): Remove outdated comment.
8905 (mulditi3, umulditi3, rotlti3): New expanders.
8906 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8907 (absti2): Disabled new insn for future reference.
8908 Respective new splitters.
8909 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8910 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8911 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8913 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8915 PR rtl-optimization/23047
8916 * simplify-rtx.c (simplify_const_relational_operation): Respect
8917 flag_wrapv for comparisons with ABS.
8919 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8921 PR tree-optimization/22493
8922 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8923 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8925 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8927 * config/frv/frv.opt (moptimize-membar): New.
8929 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8931 * config/frv/frv.h: Remove machine_function definition.
8933 * config/frv/frv.c (struct frv_io): New.
8934 (struct machine_function): Moved from frv.h. Add has_membar_p.
8935 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8936 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8937 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8938 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8939 (frv_reorg): Call frv_optimize_membar when appropriate.
8940 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8941 (frv_expand_builtin): Adjust calls accordingly.
8942 (frv_io_address_cookie): New function.
8943 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8944 load or store rather than a special insn. Add ccnstant address and
8945 io-type operands to the membar.
8946 (frv_ifcvt_modify_tests): Unsign regno.
8947 (frv_ifcvt_modify_tests): Same.
8949 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8950 UNSPEC_OPTIONAL_MEMBAR constant.
8951 (builtin_read_<mode>): Delete.
8952 (builtin_write_<mode>): Delete.
8953 ("optional_membar_<mode>"): Add operand.
8955 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8956 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8957 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8958 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8959 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8960 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8961 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8962 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8963 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8965 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8967 * df.c (df_uses_record): Handle SCRATCH.
8969 2005-07-28 Steven Bosscher <stevenb@suse.de>
8972 * passes.c (rest_of_decl_compilation): If decl is a type and
8973 we have encountered errors, don't emit debug information.
8975 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8977 * params.def: Fixed comment.
8979 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8982 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8983 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8984 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8986 2005-07-27 Steven Bosscher <stevenb@suse.de>
8989 * varasm.c (assemble_start_function): Don't do anything that may
8990 require a CFG if the current function is a thunk.
8992 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8994 * doc/install.texi (Prerequisites): Mention that perl is needed
8995 to do export control in libstdc++ targetting Darwin.
8997 2005-07-27 Steven Bosscher <stevenb@suse.de>
8999 PR rtl-optimization/17808
9000 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9001 (sched_insns_conditions_mutex_p): Split out from...
9002 (add_dependence): ...here. But don't call it from here.
9003 (add_dependence_list): Check sched_insns_conditions_mutex_p
9004 before calling add_dependence.
9005 (add_dependence_list_and_free): Likewise.
9006 (fixup_sched_groups): Likewise.
9007 (sched_analyze_1): Likewise.
9008 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9009 (sched_analyze): Likewise.
9010 (sched_analyze_insn): Likewise.
9011 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9012 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9013 dependencies on all COND_EXEC insns to jumps ending basic blocks
9014 when doing intrablock scheduling.
9015 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9017 2005-07-27 Jeff Law <law@redhat.com>
9019 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9020 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9021 equivalency sets, correctly handle the case were vr0 has an
9022 equivalency set, but vr1 does not.
9024 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9026 PR tree-optimization/23073
9027 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9028 vect_print_dump_info before fprintf.
9030 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9032 PR tree-optimize/22348
9033 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9034 Fold the partial computation.
9036 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9038 PR tree-optimization/22325
9039 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9041 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9043 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9044 (force_var_cost): ... this function.
9045 (compute_phi_arg_on_exit): Export.
9047 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9049 PR tree-optimization/20773
9050 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9053 2005-07-27 Richard Guenther <rguenther@suse.de>
9055 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9056 Avoid pushing again if current struct contains only
9057 fields we decomposed.
9059 2005-07-27 Jan Hubicka <jh@suse.cz>
9061 PR tree-optimization/22574
9062 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9065 * tree-tailcall.c (decrease_profile): New function.
9066 (eliminate_tail_call): Use it.
9068 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9069 visibility flags correctly in whole program mode.
9071 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9073 PR rtl-optimization/22472
9074 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9076 2005-07-26 Steven Bosscher <stevenb@suse.de>
9078 PR tree-optimization/22504
9079 * tree-complex.c (expand_complex_addition): Use 'code' instead
9080 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9082 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9084 * config.gcc (cpu_type): Add frv case.
9085 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9086 (supported_defaults): Add fr550 case.
9088 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9091 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9092 whether a pointer of type T * may point to objects of type T *.
9094 2005-07-26 DJ Delorie <dj@redhat.com>
9096 * configure: Regenerate.
9098 2005-07-26 Dale Johannesen <dalej@apple.com>
9100 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9102 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9104 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9105 Clarify use of "build" in name.
9107 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9109 * doc/extend.texi (Raw read/write Functions): New section.
9110 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9111 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9112 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9113 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9114 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9115 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9116 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9117 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9118 * config/frv/frv.c: Add bdesc_loads global.
9119 Add bdesc_stores global.
9120 (frv_init_builtins): Add support for __builtin_{read/write}*.
9121 (frv_volatile_memref): New.
9122 (frv_expand_load_builtin): New.
9123 (frv_expand_store_builtin): New.
9124 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9125 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9126 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9127 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9128 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9129 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9130 (builtin_read_<mode>): New.
9131 (builtin_write_<mode>): New.
9132 (builtin_write64): New.
9133 (optional_membar_<mode>): New.
9135 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9137 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9138 (rather than units) against HOST_BITS_PER_WIDE_INT.
9140 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9142 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9143 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9144 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9145 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9148 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9149 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9150 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9152 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9154 2005-07-26 Richard Guenther <rguenther@suse.de>
9156 PR tree-optimization/22486
9157 * fold-const.c (fold_unary): Fold away useless component
9158 references of the form (T *)&T.x, if the address
9161 2005-07-25 James E Wilson <wilson@specifixinc.com>
9163 * dwarf2out.c (add_call_src_coords_attributes): New.
9164 (gen_inlined_subroutine_die): Call it.
9165 (maybe_emit_file, init_file_table): Add comments.
9166 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9168 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9169 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9170 * tree.h (BLOCK_SOURCE_LOCATION): New.
9171 (struct tree_block): New field locus.
9173 2005-07-26 Andreas Schwab <schwab@suse.de>
9175 PR rtl-optimization/23043
9176 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9177 when allocating a struct unoccr.
9179 2005-07-25 Richard Henderson <rth@redhat.com>
9182 * tree-complex.c (gate_no_optimization): True if errors.
9183 * Makefile.in (tree-complex.o): Update dependencies.
9185 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9187 * config/frv/predicates.md (integer_register_operand): Use
9190 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9193 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9195 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9197 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9199 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9200 types when flag_unsafe_math_optimizations is true.
9202 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9204 * gcc.c (option_map): Add --sysroot.
9205 (process_command): Handle --sysroot.
9206 (display_help): Document it.
9207 * doc/cppopts.tex (-isysroot): Document.
9208 * doc/invoke.texi (--sysroot): Document.
9209 * doc/install.texi (--with-build-sysroot): Document.
9211 * Makefile.in (inhibit_libc): New variable.
9212 (INHIBIT_LIBC_CFLAGS): Likewise.
9213 (LIBGCC2_CFLAGS): Include
9214 $(INHIBIT_LIBC_CFLAGS).
9215 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9216 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9217 ($(T)crtend.o): Likewise.
9218 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9219 ($(T)crtendS.o): Likewise.
9220 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9221 ($(T)crtendT.o): Likewise.
9222 (stmp-fixinc): Do not complain about missing headers if
9224 * configure.ac (inhibit_libc): Set it to true/false.
9225 (--with-build-sysroot): New option. Use it to set
9227 * configure: Regenerated.
9229 2005-07-25 Manfred Hollstein <mh@suse.com>
9231 * calls.c (store_one_arg): Fix unsigned comparison warning.
9233 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9236 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9237 (ggc_print_statistics): Initialize variable before use.
9239 2005-07-25 Richard Guenther <rguenther@suse.de>
9241 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9242 calling with a PHI_NODE argument.
9244 * tree-flow-inline.h (overlap_subvar): Protect against
9247 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9249 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9250 * configure: Regenerate.
9252 2005-07-25 Ira Rosen <irar@il.ibm.com>
9254 * expr.c (highest_pow2_factor): Make extern.
9255 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9256 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9257 record_array_differ_p, array_ptr_differ_p): Likewise.
9258 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9259 additional cases. Call the above functions.
9260 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9261 base_object_differ_p when there are two base objects. Otherwise, compare
9262 base address and offset. Call may_alias_p.
9263 (dump_data_reference): Use a correct field name.
9264 (analyze_array): Make static. Initialize new data-ref fields.
9265 (analyze_indirect_ref): New function.
9266 (init_data_ref): Initialize new data-ref fields.
9267 (strip_conversion): Moved from tree-vect-analyze.c.
9268 (analyze_offset_expr, get_ptr_offset, address_analysis,
9269 object_analysis): Likewise.
9270 (analyze_offset): New function.
9271 (create_data_ref): Likewise.
9272 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9273 dimensions for ARRAY_REFs only.
9274 (build_classic_dist_vector): Make static.
9275 (access_functions_are_affine_or_constant_p): Call macro to get the
9276 address of access functions.
9277 (compute_all_dependences): Add new parameter
9278 compute_self_and_read_read_dependences. Compute self and read-read
9279 dependences if it is true.
9280 (find_data_references_in_loop): Call create_data_ref. Initialize new
9282 (compute_data_dependences_for_loop): Add new parameter
9283 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9284 compute nb_loops. Call compute_all_dependences,
9285 build_classic_dist_vector and build_classic_dir_vector with correct
9287 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9288 with correct parameters. Compare dimensions for ARRAY_REFs only.
9289 (free_data_refs): Call macro to free access functions.
9290 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9291 fields from stmt_vinfo.
9292 (struct base_object_info): New structure.
9293 (struct data_reference): Move fields to base_object_info. Add fields
9294 first_location and object_info for above structures. Move fields from
9295 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9296 aligned_to. Add macros to access the new fields.
9297 Update functions declarations.
9298 * tree-flow.h (is_aliased_with): Declare.
9299 * tree-loop-linear.c (linear_transform_loops): Call
9300 compute_data_dependences_for_loop with correct parameters.
9301 * tree-ssa-alias.c (is_aliased_with): New function.
9302 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9303 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9304 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9305 vect_base_addr_differ_p, compute_subscript_distance and
9306 build_classic_dist_vector. Add printings. Check absolute value of
9308 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9310 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9311 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9312 to bytes. Add printing.
9313 (vect_compute_data_refs_alignment): Go through loads and stores in one
9315 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9316 vect_analyze_data_ref_access): Likewise.
9317 (vect_analyze_pointer_ref_access): Remove.
9318 (vect_address_analysis, vect_object_analysis): Likewise.
9319 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9320 and analyze data-refs in the loop.
9321 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9322 fields of data-ref instead of stmt. Add init to the offset from the
9324 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9325 (vect_update_init_of_dr): Likewise.
9326 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9327 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9329 (new_loop_vec_info): Initialize new fields.
9330 (destroy_loop_vec_info): Free new fields.
9331 (vect_strip_conversion): Remove.
9332 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9333 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9334 datarefs. Add new field ddrs.
9335 Add macros for the new fields access.
9336 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9337 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9338 Remove their macros.
9339 * tree.h (highest_pow2_factor): Declare.
9341 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9343 * calls.c (store_one_arg): Check for sibling call MEM arguments
9344 from already clobbered incoming argument area.
9346 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9348 * c-common.c (check_missing_format_attribute): New.
9349 * c-common.h (check_missing_format_attribute): Likewise.
9350 * c-typeck.c (convert_for_assignment): Use it.
9352 2005-07-24 Andreas Schwab <schwab@suse.de>
9354 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9355 register use a word move. Correct operand of ext.w in 68000 code.
9357 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9359 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9360 variables as declarations, rather than definitions.
9362 2005-07-24 Ira Rosen <irar@il.ibm.com>
9364 PR tree-optimization/22526
9365 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9368 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9370 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9371 that C99 reserve for future use. Use it to define clog10,
9372 clog10f and clog10l.
9374 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9376 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9377 * configure.ac: Check for -Wmissing-format-attribute.
9379 * configure: Regenerate.
9381 2005-07-23 Richard Henderson <rth@redhat.com>
9383 PR tree-optimization/22623
9384 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9386 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9389 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9391 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9393 * Makefile.in (C_TREE_H): Update dependencies.
9394 * c-tree.h: Include toplev.h.
9395 * diagnostic.h (diagnostic_set_info): Add format attribute.
9396 * rtl-error.c (diagnostic_for_asm): Likewise.
9398 2005-07-23 Chao-ying Fu <fu@mips.com>
9400 * config/mips/mips-dsp.md: New file.
9401 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9402 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9404 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9405 MIPS_BUILTIN_BPOSGE32.
9406 (mips_expand_builtin_direct): Add one parameter to indicate that
9407 builtin functions need to return a value.
9408 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9410 (mips_regno_to_class): Add classes for 12 new DSP registers.
9411 (mips_subword): Change to check four HI registers.
9412 (mips_output_move): Output move to and from 6 new DSP accumulators.
9413 (override_options): Make sure -mdsp and -mips16 are not used together.
9414 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9416 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9418 (print_operand): Add 'q' for printing DSP accumulators.
9419 (mips_cannot_change_mode_class): Check ACC_REGS.
9420 (mips_secondary_reload_class): Check ACC_REGS.
9421 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9422 (mips_register_move_cost): Check ACC_REGS.
9423 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9424 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9425 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9426 (dsp_bdesc): New array.
9427 (bdesc_arrays): Add DSP builtin function table.
9428 (mips_prepare_builtin_arg): Check predicate again after
9430 (mips_expand_builtin): Add one more parameter to
9431 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9432 MIPS_BUILTIN_BPOSGE32.
9433 (mips_init_builtins): Initialize new function types.
9434 (mips_expand_builtin_direct): Check if builtin functions need to
9435 return a value and pass operands properly.
9436 (mips_expand_builtin_bposge): New function.
9437 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9438 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9439 (FIRST_PSEUDO_REGISTER): Increase to 188.
9440 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9441 Update for 12 new DSP registers.
9442 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9443 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9444 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9445 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9446 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9447 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9448 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9449 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9450 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9451 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9452 (REGISTER_NAMES): Add names for 12 new DSP registers.
9453 * config/mips/mips.md: Include mips-dsp.md.
9454 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9455 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9456 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9457 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9458 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9459 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9460 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9461 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9462 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9463 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9464 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9465 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9466 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9467 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9468 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9469 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9470 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9471 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9472 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9473 (UNSPEC_RDDSP): New constants.
9474 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9475 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9477 * config/mips/mips.opt (-mdsp): New option.
9478 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9479 (reg_imm10_operand): New predicates.
9480 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9481 * doc/invoke.texi (-mdsp): Document new option.
9483 2005-07-22 DJ Delorie <dj@redhat.com>
9485 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9487 * tree-inline.c (inlinable_function_p): Likewise.
9489 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9492 * toplev.c (check_global_declarations): Do not mark undefined
9493 variables as DECL_IGNORED_P.
9494 * varasm.c (first_global_object_name): GTY it.
9495 (weak_global_object_name): Likewise.
9496 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9497 a string to go into {weak,first}_global_object_name.
9499 2005-07-22 DJ Delorie <dj@redhat.com>
9501 * c-format.c (check_function_format): Change warning control
9502 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9504 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9506 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9507 &PTR->FLD a dereference of PTR.
9508 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9509 a potential dereference of PTR.
9511 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9513 PR rtl-optimization/20370
9514 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9515 call allocate_reg_info if necessary.
9517 PR rtl-optimization/21848
9518 * calls.c (emit_library_call_value_1): For const functions, add
9519 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9521 PR rtl-optimization/22445
9522 * cselib.c (target.h): Include.
9523 (rtx_equal_for_cselib_p): Allow commutative matches.
9524 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9525 Remove MODE parameter. Changed all callers.
9527 PR rtl-optimization/22258
9528 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9530 (try_combine): Use likely_spilled_retval_p.
9532 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9534 * config.gcc: Add crx-elf support.
9536 * doc/contrib.texi: Mention crx.
9537 * doc/extend.texi: Document crx extensions.
9538 * doc/install.texi: Document crx install.
9539 * doc/invoke.texi: Document crx options.
9540 * doc/md.texi: Document crx constraints.
9542 * config/crx/crx-protos.h: New file.
9543 * config/crx/crx.c: New file.
9544 * config/crx/crx.h: New file.
9545 * config/crx/crx.md: New file.
9546 * config/crx/crx.opt: New file.
9547 * config/crx/t-crx: New file.
9549 2005-07-22 Manfred Hollstein <mh@suse.com>
9551 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9553 (int_add_graph_edge): Likewise.
9554 (collapse_nodes): Likewise.
9555 (process_unification_queue): Likewise.
9557 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9558 Laurent GUERBY <laurent@guerby.net>
9560 PR tree-optimization/22336
9561 * function.c (record_block_change): Check for
9562 cfun->ib_boundaries_block.
9564 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9566 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9567 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9569 2005-07-21 DJ Delorie <dj@redhat.com>
9571 * toplev.c (warn_deprecated_use): Add warning control to warning
9573 * c-typeck.c (parser_build_binary_op): Likewise.
9574 (c_finish_if_stmt): Likewise.
9575 * c-common.c (check_function_sentinel): Likewise.
9576 (check_nonnull_arg): Likewise.
9578 2005-07-21 Richard Henderson <rth@redhat.com>
9581 * tree-complex.c (complex_ssa_name_components): New.
9582 (cvc_lookup): Allow entry not found.
9583 (create_components): Remove.
9584 (create_one_component_var, get_component_var): New.
9585 (get_component_ssa_name, set_component_ssa_name): New.
9586 (extract_component): Use get_component_ssa_name.
9587 (update_complex_components): Use set_component_ssa_name.
9588 (update_complex_components_on_edge): Likewise.
9589 (update_phi_components): Create new PHI nodes directly, instead
9590 of adding insns to edges.
9591 (tree_lower_complex): Allocate and free complex_variable_components
9592 and complex_ssa_name_components here.
9594 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9596 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9597 revert to returning false.
9599 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9602 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9604 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9607 * config/i386/i386.md (cmpxf): Change operand constraints
9608 to "nonmemory_operand".
9610 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9612 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9614 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9617 * fold-const.c (fold_build1): Add checksum for the operands.
9618 (fold_build2): Likewise.
9619 (fold_build3): Likewise.
9621 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9624 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9626 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9628 * common.opt (-fforward-propagate): Committed by mistake,
9631 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9633 * reg-stack.c: Fix comment typo(s).
9634 * tree-ssa-operands.c: Likewise.
9635 * tree-vectorizer: Likewise.
9637 2005-07-21 Nick Clifton <nickc@redhat.com>
9639 * config/sh/symbian.c: Replace C++ style line comments with C
9640 style line comments.
9641 (symbian_add_attribute): Do not use a ? operator on the LHS of
9643 (sh_symbian_handle_dll_attribute): Change the type of the
9644 method vector to "VEC(tree,gc)*" and use vector accessor
9645 macros to walk over the elements.
9646 (symbian_export_vtable_and_rtti_p): Likewise.
9647 (symbian_class_needs_attribute_p): Likewise.
9649 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9652 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9653 initialize targetm.resolve_overloaded_builtin here.
9654 (altivec_expand_overloaded_builtin): Make it non-static.
9655 * config/rs6000/rs6000-protos.h
9656 (altivec_expand_overloaded_builtin): New prototype.
9657 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9658 targetm.resolve_overloaded_builtin here.
9659 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9661 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9662 Zdenek Dvorak <dvorakz@suse.cz>
9664 PR tree-optimization/19210
9665 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9667 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9668 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9669 rely on unproven assumptions.
9670 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9671 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9672 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9673 to number_of_iterations_exit.
9674 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9675 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9676 * tree-ssa-loop-niter.c (find_loop_niter,
9677 estimate_numbers_of_iterations_loop): Likewise.
9678 (number_of_iterations_exit): Honor the new options.
9679 * doc/invoke.texi (Wunsafe-loop-optimizations,
9680 funsafe-loop-optimizations): Document them.
9682 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9684 PR rtl-optimization/22167
9685 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9687 2005-07-20 Adam Nemet <anemet@lnxw.com>
9689 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9690 __do_global_dtors_aux longcall.
9692 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9694 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9695 (old_special_pred_table): Don't reference
9696 SPECIAL_MODE_PREDICATES.
9697 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9698 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9699 * config/sh/predicates.h: Don't mention
9700 SPECIAL_MODE_PREDICATES.
9701 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9704 2005-07-20 DJ Delorie <dj@redhat.com>
9706 * config.gcc: Add m32c-elf support.
9708 * doc/contrib.texi: Mention m32c.
9709 * doc/extend.texi: Document m32c extensions.
9710 * doc/install.texi: Mention m32c.
9711 * doc/invoke.texi: Document m32c options.
9712 * doc/md.texi: Document m32c constraints.
9714 * config/m32c/addsub.md: New file.
9715 * config/m32c/bitops.md: New file.
9716 * config/m32c/cond.md: New file.
9717 * config/m32c/jump.md: New file.
9718 * config/m32c/m32c-lib1.S: New file.
9719 * config/m32c/m32c-lib2.c: New file.
9720 * config/m32c/m32c-modes.def: New file.
9721 * config/m32c/m32c-pragma.c: New file.
9722 * config/m32c/m32c-protos.h: New file.
9723 * config/m32c/m32c.abi: New file.
9724 * config/m32c/m32c.c: New file.
9725 * config/m32c/m32c.h: New file.
9726 * config/m32c/m32c.md: New file.
9727 * config/m32c/m32c.opt: New file.
9728 * config/m32c/minmax.md: New file.
9729 * config/m32c/mov.md: New file.
9730 * config/m32c/muldiv.md: New file.
9731 * config/m32c/predicates.md: New file.
9732 * config/m32c/prologue.md: New file.
9733 * config/m32c/shift.md: New file.
9734 * config/m32c/t-m32c: New file.
9736 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9738 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9739 (stack_protect_set, stack_protect_test): New expanders.
9740 (stack_protect_set_si, stack_protect_set_si_media,
9741 stack_protect_set_di_media, stack_protect_test_si,
9742 stack_protect_test_si_media, stack_protect_test_di_media):
9745 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9747 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9749 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9751 * tree.h (tree_expr_nonzero_p): Export.
9752 * fold-const.c (tree_expr_nonzero_p): Likewise.
9753 Return true for CALL_EXPRs that are alloca calls.
9754 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9756 * tree-flow.h (expr_computes_nonzero): Remove.
9757 * tree-vrp.c (expr_computes_nonzero): Remove.
9758 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9759 (extract_range_from_unary_expr): Likewise.
9760 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9761 tree_expr_nonzero_p.
9763 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9765 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9766 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9767 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9768 All callers changed.
9769 (frame_related_constant_load): New arg "related" which controls
9770 setting of RTX_FRAME_RELATED_P. All callers changed.
9771 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9772 (bfin_expand_prologue): Add stack limit checking.
9773 * config/bfin/bfin.md (trapifcc): New pattern.
9775 * config/bfin/bfin.c: Include "langhooks.h".
9776 (def_builtin): Go through lang_hooks to call builtin_function.
9778 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9779 * config/bfin/predicates.md (symbol_ref_operand): New.
9780 (call_insn_operand): Delete. All callers changed to use
9781 register_no_elim_operand.
9782 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9784 (function_arg): Use it to generate the call's operand 2.
9785 (bfin_longcall_p): New function.
9786 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9787 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9788 determine if the address needs to be in a REG.
9789 (bfin_handle_longcall_attribute): New function.
9790 (bfin_attribute_table): Add "longcall" and "shortcall".
9791 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9792 (CUMULATIVE_ARGS): New member call_cookie.
9793 (PREDICATE_CODES): Add symbol_ref_operand.
9794 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9795 extra USE to the pattern.
9796 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9797 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9798 sibcall_value_insn; now the new patterns handle direct calls and the
9799 old ones indirect calls.
9800 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9802 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9804 * doc/trouble.texi: Update section on handling of empty loops.
9806 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9808 * config.gcc: Remove support for sparc-*-openbsd*,
9809 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9811 * config.host: Remove support for i860-*-sysv4* as a host.
9812 * config/i860/*, config/ip2k/*, config/ns32k/*,
9813 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9814 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9815 mention obsolete ports.
9817 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9819 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9821 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9822 of frame_pointer_rtx.
9823 (sh_expand_epilogue): Likewise.
9824 (sh_set_return_address): Likewise.
9825 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9826 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9827 offsets from FRAME_POINTER_REGNUM.
9828 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9829 (sh_register_names): Add initializer for sfp.
9830 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9831 (VALID_REGISTER_P): Likewise.
9832 (FIRST_PSEUDO_REGISTER): Update.
9833 (DWARF_FRAME_REGISTERS): Define.
9834 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9835 (HARD_FRAME_POINTER_REGNUM): Define.
9836 (FRAME_POINTER_REGNUM): Redefine.
9837 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9838 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9839 from FRAME_POINTER_REGNUM.
9840 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9841 FRAME_POINTER_REGNUM.
9842 (REG_CLASS_CONTENTS): Add sfp.
9843 (REG_ALLOC_ORDER): Likewise.
9844 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9845 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9846 of frame_pointer_rtx.
9847 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9849 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9851 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9852 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9853 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9855 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9858 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9860 Make CONSTRUCTOR use VEC to store initializers.
9861 * c-common.c (complete_array_type): Update to cope with VEC in
9863 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9864 (pp_c_constructor_elts): New function.
9865 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9866 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9867 struct constructor_stack, struct initializer_stack,
9868 constructor_elements, push_init_level, pop_init_level,
9869 add_pending_init, find_init_member, output_init_element): Update to
9870 cope with VEC in CONSTRUCTOR_ELTS.
9871 * coverage.c (build_fn_info_value, build_ctr_info_value,
9872 build_gcov_info): Likewise.
9873 * expr.c (categorize_ctor_elements_1, store_constructor,
9874 expand_expr_real_1): Likewise.
9875 * fold-const.c (fold_ternary): Likewise.
9876 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9877 gimplify_init_constructor, gimplify_expr): Likewise.
9878 * tree-dump.c (dequeue_and_dump): Likewise.
9879 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9881 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9883 * tree-sra.c (generate_element_init_1): Likewise.
9884 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9885 * tree-ssa-operands.c (get_expr_operands): Likewise.
9886 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9887 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9888 (get_initial_def_for_reduction): Likewise.
9889 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9890 value handle in annotations.
9891 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9892 tree_node_structure): Add support for constr_kind.
9893 (build_vector_from_ctor, build_constructor_single,
9894 build_constructor_from_list): New functions.
9895 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9896 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9897 Update to cope with VEC in CONSTRUCTOR_ELTS.
9898 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9899 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9900 CONSTRUCTOR_APPEND_ELT): New macros.
9901 (struct constructor_elt, struct tree_constructor): New data types.
9902 (union tree_node): Add tree_constructor field.
9903 * treestruct.def: Define TS_CONSTRUCTOR.
9904 * varasm.c (const_hash_1, compare_constant, copy_constant,
9905 compute_reloc_for_constant, output_addressed_constants,
9906 initializer_constant_valid_p, output_constant,
9907 array_size_for_constructor, output_constructor): Update to cope with
9908 VEC in CONSTRUCTOR_ELTS.
9909 * vec.h (VEC_empty, VEC_copy): New macros.
9911 2005-07-19 Devang Patel <dpatel@apple.com>
9913 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9915 2005-07-19 Richard Henderson <rth@redhat.com>
9918 * gimplify.c (gimplify_expr): Use main variant type for the temp
9919 destination for a discarded volatile read.
9920 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9921 casts between non-void types that change volatility.
9923 2005-07-15 DJ Delorie <dj@redhat.com>
9925 * toplev.h: Add comment about the first parameter for warning().
9926 * errors.h: Likewise.
9928 * c.opt (Wpragmas): New.
9929 * doc/invoke.texi: Document it.
9931 * function.c (do_warn_unused_parameter): Add warning control to
9933 * c-decl.c (warn_if_shadowing): Likewise.
9934 * c-lex.c (cb_def_pragma): Likewise.
9935 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9936 (pop_alignment): Likewise.
9937 (handle_pragma_pack): Likewise.
9938 (apply_pragma_weak): Likewise.
9939 (handle_pragma_weak): Likewise.
9940 (handle_pragma_redefine_extname): Likewise.
9941 (add_to_renaming_pragma_list): Likewise.
9942 (handle_pragma_extern_prefix): Likewise.
9943 (maybe_apply_renaming_pragma): Likewise.
9944 (handle_pragma_visibility): Likewise.
9946 * config/c4x/c4x-c.c (BAD): Likewise.
9947 (c4x_parse_pragma): Likewise.
9948 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9949 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9950 (rs6000_pragma_longcall): Likewise.
9951 * config/v850/v850-c.c (pop_data_area): Likewise.
9952 (ghs_pragma_section): Likewise.
9953 (ghs_pragma_section): Likewise.
9954 (ghs_pragma_interrupt): Likewise.
9955 (ghs_pragma_starttda): Likewise.
9956 (ghs_pragma_startsda): Likewise.
9957 (ghs_pragma_startzda): Likewise.
9958 (ghs_pragma_endtda): Likewise.
9959 (ghs_pragma_endsda): Likewise.
9960 (ghs_pragma_endzda): Likewise.
9962 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9963 Kenneth Zadeck <zadeck@naturalbridge.com>
9965 * Makefile.in: Removed tree-promote-statics.c
9966 * tree-promote-statics.c: Removed.
9967 * common.opt: Removed flag-promote-statics.
9969 * passes.c: Removed tree-promote-statics pass.
9970 * tree-pass.h: Ditto.
9971 * timevar.def: Removed TV_PROMOTE_STATICS.
9974 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9976 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9978 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9980 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9983 * c-common.c (check_function_arguments): Call
9984 'check_function_format' if either -Wformat or
9985 -Wmissing-format-attribute are specified.
9986 * c-format.c (check_function_format): Check -Wformat before
9987 calling 'check_format_info'.
9988 * c-opts.c (c_common_post_options): Don't warn for
9989 -Wmissing-format-attribute without -Wformat.
9990 * c-typeck.c (convert_for_assignment): Detect additional cases for
9991 -Wmissing-format-attribute.
9992 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9995 2005-07-19 Richard Guenther <rguenther@suse.de>
9997 * config/i386/i386.md (lrint<mode>2): Use temporary
9998 instead of clobbering non-existent memory.
10000 2005-07-19 Nick Clifton <nickc@redhat.com>
10002 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10003 statement to avoid displaying ASCII control characters.
10005 2005-07-19 Ben Elliston <bje@au.ibm.com>
10007 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10008 * cfganal.c (find_edge_index): Ditto.
10009 * combine.c (combine_instructions): Ditto.
10010 * ddg.c (create_scc): Ditto.
10011 (find_successors): Ditto.
10012 (find_predecessors): Ditto.
10013 (find_nodes_on_paths): Ditto.
10014 (longest_simple_path): Ditto.
10015 * flow.c (update_life_info): Ditto.
10016 (count_or_remove_death_notes): Ditto.
10017 (clear_log_links): Ditto.
10018 * modulo-sched.c (generate_reg_moves): Ditto.
10019 (find_max_asap): Ditto.
10020 (find_max_hv_min_mob): Ditto.
10021 (find_max_dv_min_mob): Ditto.
10022 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10023 * sched-rgn.c (extract_edgelst): Ditto.
10024 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10025 (dump_update_ssa): Ditto.
10026 (ssa_names_to_replace) Ditto.
10027 (switch_virtuals_to_full_rewrite): Ditto.
10028 (update_ssa): Ditto.
10029 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10031 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10033 Fix PR tree-optimization/22483
10035 * tree-complex.c (create_components): Use
10036 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10037 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10038 * tree-flow.h (safe_referenced_var_iterator): New structure.
10039 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10040 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10041 safe_referenced_var iterator.
10042 (add_type_alias): Ditto.
10044 2005-07-19 Steven Bosscher <stevenb@suse.de>
10046 * loop-init.c (rest_of_handle_loop2): Remove.
10047 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10048 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10049 (pass_rtl_loop_init, pass_rtl_loop_done,
10050 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10051 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10052 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10053 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10054 pass_tree_loop_done, and pass_tree_unswitch.
10055 (gate_loop): Rename to gate_tree_loop.
10056 * passes.c (init_optimization_passes): Update for renamed tree
10057 loop passes. Add the new loop2 passes as subpasses of loop2.
10058 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10059 Update for the renamed tree loop passes.
10061 2005-07-18 Ian Lance Taylor <ian@airs.com>
10063 PR middle-end/22057
10064 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10065 blocks when optimizing.
10067 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10069 * common.opt (frename-registers): Initialize to 2.
10071 (fgcse-after-reload): Ditto.
10072 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10073 (process_options): Only change flag_web, flag_rename_registers,
10074 and flag_rerun_cse_after_loop if not explicitly set by user.
10076 2005-07-18 Jan Beulich <jbeulich@novell.com>
10078 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10079 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10080 in 64-bit mode the same as DImode in 32-bit mode.
10081 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10082 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10083 mode. Add new mode parameter.
10084 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10085 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10086 x86_64_shift_adj): New expanders.
10087 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10088 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10090 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10091 DImode shift splitters.
10092 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10093 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10096 2005-07-18 Jan Beulich <jbeulich@novell.com>
10098 * i386.md (movdi_extzv_1): New.
10099 (zero_extendhidi2): Combine alternatives and never force use of
10101 (zero_extendqidi2): Likewise. Don't restrict input selection.
10103 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10105 Fix PR tree-optimization/22531
10106 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10109 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10111 * tree-promote-statics.c (pass_promote_statics): Change dump file
10114 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10116 * tree-optimize.c (init_tree_optimization_passes): Add
10117 pass_eliminate_useless_stores pass.
10118 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10119 * tree-ssa-pre.c (is_copy_stmt): New function.
10120 (follow_copies_till_vuse): Ditto.
10121 (do_eustores): Ditto.
10122 (gate_eustores): Ditto.
10124 2005-07-16 Richard Henderson <rth@redhat.com>
10126 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10128 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10129 Kenneth Zadeck <zadeck@naturalbridge.com>
10131 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10132 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10133 ipa-type-escape.h, tree-promote-statics.c
10134 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10135 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10136 tree-promote-statics.c: new files.
10137 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10138 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10139 int nonlocal_set_p, mark_constant_function): Deleted.
10140 (rest_of_handle_cfg): Removed call to mark_constant_function.
10141 (nonoverlapping_component_refs_p): Added calls to support
10142 type based aliasing.
10143 * tree-ssa-alias.c (may_alias_p,
10144 compute_flow_insensitive_aliasing): Ditto.
10145 * calls.c (flags_from_decl_or_type): Removed reference to
10147 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10148 too many arguments. This is necessary for Spec 2000.
10149 * cgraph.h (const_function, pure_function): Removed.
10150 * common.opt: Added "fipa-pure-const", "fipa-reference",
10151 "fipa-type-escape", and "ftree-promote-static".
10153 * passes.c: Added ipa and tree-promote-statics passes.
10154 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10155 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10156 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10157 * tree-flow.h: Added exposed sra calls and addition of
10158 reference_vars_info field for FUNCTION_DECLS.
10159 * tree-pass.h: Added passes.
10160 * tree-sra.c: (sra_init_cache): New function.
10161 (sra_insert_before, sra_insert_after) Made public.
10162 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10164 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10165 aliasing. (may_alias_p): Added code to use type escape analysis to
10166 improve alias sets.
10167 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10168 code to prune clobbers of static variables based on information
10169 produced in ipa-reference pass. Changed call clobbering so that
10170 statics are not marked as clobbered if the call does not clobber
10173 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10175 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10178 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10180 * doc/install.texi (*-*-solaris2*): Document recommended version
10181 of GNU binutils and mention GNU linker problem on Solaris 10.
10183 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10186 * c-decl.c (c_build_bitfield_integer_type): New function.
10187 (finish_struct): Call it.
10188 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10190 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10192 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10195 2005-07-16 Jan Hubicka <jh@suse.cz>
10197 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10198 (scale_bbs_frequencies_int): Watch roundoff errors.
10199 * predict.c (return_prediction): Initialize return_stmt.
10201 2005-07-16 Jan Hubicka <jh@suse.cz>
10203 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10204 after RTL profiling.
10206 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10208 PR middle-end/22398
10209 * fold-const.c (build_range_check): Convert high/low to etype
10210 if we are only comparing against exp.
10212 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10214 Fix PR tree-optimization/22376
10215 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10217 (need_to_solve): New function.
10218 (compute_points_to_sets): Use it.
10220 2005-07-15 Jan Hubicka <jh@suse.cz>
10222 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10223 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10225 2005-07-15 Richard Guenther <rguenther@suse.de>
10227 * c-common.c (handle_flatten_attribute): New function.
10228 Add flatten function attribute.
10229 * doc/extend.texi: Document flatten function attribute.
10230 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10231 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10233 (cgraph_decide_inlining): Handle functions with flatten
10236 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10238 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10239 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10240 UNSPEC_XCHG, UNSPEC_AND): New.
10241 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10242 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10243 * config/rs6000/sync.md (FETCHOP): New code macro.
10244 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10246 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10247 (sync_compare_and_swap<mode>): Same.
10248 (sync_lock_test_and_set<mode>): Same.
10249 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10250 for QImode and HImode, and not PPC405.
10251 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10252 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10253 (sync_<fetchop>{si,di}_internal): New.
10254 (sync_nand{si,di}_internal): New.
10255 (sync_old_<fetchop>{si,di}_internal): New.
10256 (sync_old_nand{si,di}_internal): New
10257 (sync_new_<fetchop>{si,di}_internal): New.
10258 (sync_new_nand{si,di}_internal): New.
10259 (atomic_and{si,di}): New.
10260 (sync_new_nand{si,di}_internal): New.
10261 (atomic_and{si,di}): New.
10262 (sync_add<mode>_internal): Delete.
10263 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10264 (sync_sub<mode>_internal): Delte.
10265 (sync_subshort_internal): New.
10266 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10267 (sync_anddi_internal): Delete.
10268 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10269 (sync_booldi_internal): Delete.
10270 (sync_boolc<mode>_internal): Delete.
10271 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10272 (sync_boolc<mode>_internal2): Delete.
10273 (sync_boolcc<mode>_internal): Delete.
10274 (isync, lwsync): Use unspec instead of unspec_volatile.
10275 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10276 Revert UNSPEC_VOLATILE.
10277 (rs6000_split_atomic_op): New.
10278 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10280 2005-07-14 Eric Christopher <echristo@redhat.com>
10282 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10283 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10285 2005-07-14 Eric Christopher <echristo@redhat.com>
10287 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10289 2005-07-14 Steven Bosscher <stevenb@suse.de>
10291 PR tree-optimization/22230
10292 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10293 the computation of the four cross productions for "range op range".
10295 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10296 Ulrich Weigand <uweigand@de.ibm.com>
10299 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10302 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10304 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10306 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10308 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10310 2005-07-14 Richard Guenther <rguenther@suse.de>
10312 PR middle-end/22347
10313 * config/i386/i386-protos.h (ix86_function_value): Change
10314 prototype to match new target hook.
10315 * config/i386/i386.c (ix86_value_regno): Change prototype
10316 to take extra type argument.
10317 (TARGET_FUNCTION_VALUE): Define.
10318 (ix86_function_ok_for_sibcall): Pass extra argument to
10319 ix86_value_regno, check return slot rtx for exact match.
10320 (ix86_function_value): Take extra parameter. Dispatch to
10321 ix86_value_regno with fndecl/fntype as provided.
10322 (ix86_value_regno): Handle extra type argument.
10323 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10325 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10326 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10327 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10328 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10329 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10331 2005-07-14 Richard Guenther <rguenther@suse.de>
10333 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10334 * calls.c (expand_call): Pass fntype to hard_function_value.
10335 (emit_library_call_value_1): Likewise.
10336 * explow.c: Include target.h.
10337 (hard_function_value): Take extra argument, the fntype.
10338 Use new target hook for function_value.
10339 * expr.h (hard_function_value): Change prototype.
10340 * function.c (aggregate_value_p): Pass 0 as fntype to
10341 hard_function_value.
10342 (assign_parms): Use new target hook for function_value.
10343 Pass 0 as fntype to hard_function_value.
10344 (expand_function_end): Likewise.
10345 * reg-stack.c: Include target.h.
10346 (stack_result): Use new target hook for function_value.
10347 * target-def.h: New target hook function_value.
10348 * target.h: Likewise.
10349 * targhooks.c (default_function_value): New function.
10350 * targhooks.h (default_function_value): Declare.
10352 2005-07-13 Ian Lance Taylor <ian@airs.com>
10354 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10356 2005-07-14 Jan Hubicka <jh@suse.cz>
10358 * tree-dfa.c (dump_variable): Use default_def function.
10359 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10360 * tree-ssa.c (verify_use): Likewise.
10361 * tree-ssanames.c (release_ssa_name): Likewise.
10362 * tree-tailcall.c (eliminate_tail_call): Likewise.
10363 (tree_optimize_tail_calls_1): Likewise.
10364 * tree-vrp.c (get_value_range): Likewise.
10366 2005-07-14 Ben Elliston <bje@au.ibm.com>
10368 * gcc.c (main): Compare language[0] with '*' when iterating over
10371 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10373 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10374 "s390_emit_compare". Add handling of CCZ1mode.
10375 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10376 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10378 (s390_branch_condition_mask): Add CCZ1mode handling.
10379 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10380 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10381 Use CCZ1mode instead of CCZmode.
10382 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10384 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10386 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10388 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10390 2005-07-13 Eric Christopher <echristo@redhat.com>
10392 * config/mips/mips.c (mips_canonicalize_comparison): New.
10393 (mips_emit_int_relational): Use.
10395 2005-07-13 Eric Christopher <echristo@redhat.com>
10397 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10398 static extra parts.
10399 * config/s390/s390.md: Include tpf.md. Move tpf specific
10401 * config/s390/tpf.md: To here.
10402 * config/s390/s390.opt: Move tpf specific options...
10403 * config/s390/tpf.opt: to here. Add mmain option.
10404 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10405 * config/s390/tpf.h: Rewrite.
10407 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10409 * doc/tm.texi: Remove @xref{Cross-profiling}.
10411 2005-07-13 Jeff Law <law@redhat.com>
10413 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10414 expressions, test their _DECL operands for pointer equality rather
10415 than using operand_equal_p.
10417 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10419 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10420 (TARGET_POSIX_IO): This.
10421 * config/darwin.h: Likewise.
10422 * config/freebsd.h: Likewise.
10423 * config/linux.h: Likewise.
10424 * config/lynx.h: Likewise.
10425 * config/netbsd.h: Likewise.
10426 * config/rs6000/linux64.h: Likewise.
10427 * config/rs6000/linux.h: Likewise.
10428 * config/s390/tpf.h: Likewise.
10429 * config/sh/embed-elf.h: Likewise.
10430 * config/sparc/linux64.h: Likewise.
10431 * config/sparc/linux.h: Likewise.
10432 * config/svr4.h: Likewise.
10433 * gcov-io.h: Likewise.
10435 * doc/tm.texi: Updated.
10437 * libgcov.c (create_file_directory): Defined only if
10438 TARGET_POSIX_IO is defined.
10439 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10442 2005-07-13 Jan Hubicka <jh@suse.cz>
10444 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10446 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10448 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10449 structure as argument.
10451 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10453 PR tree-optimization/21921
10454 * tree-iterator.c (tsi_link_before): Support the case when
10455 tsi_end_p (tsi) == true.
10457 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10459 PR tree-optimization/22442
10460 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10463 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10465 PR rtl-optimization/20376
10466 * toplev.c (process_options): Enable -fweb and -frename-registers when
10468 * doc/invoke.texi: Update the information about when -fweb and
10469 -frename-registers are enabled.
10471 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10474 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10475 if *rhs_p is not a SSA_NAME.
10477 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10479 Fix PR tree-optimization/22422
10480 * tree-ssa-structalias.c (struct variable_info): Add flag for
10482 (get_varinfo): Now a static function.
10483 (new_varinfo): init has_union and is_special_var to false.
10484 (solution_set_add): Check has_union.
10485 (do_da_constraint): Move temporary variable so it gets reset
10487 Also check for special variable.
10488 (do_ds_constraint): Ditto.
10489 (do_sd_constraint): Ditto.
10490 (do_structure_copy): Check for special variable.
10491 (find_func_aliases): Ditto.
10492 (init_base_vars): Set special vars properly.
10494 2005-07-13 Jan Hubicka <jh@suse.cz>
10496 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10499 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10500 (get_expr_operands): Fix thinko wrt flags and subvars.
10502 PR tree-optimize/22379
10503 * tree-inline.c (expand_call_inline): Do not output sorry in early
10506 2005-07-12 Dale Johannesen <dalej@apple.com>
10508 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10510 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10513 * host-linux.h: Include limits.h.
10515 2005-07-12 Dale Johannesen <dalej@apple.com>
10517 * expr.c (compress_float_constant): Add cost check.
10518 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10520 2005-07-12 Dale Johannesen <dalej@apple.com>
10522 * gcc.target/i386/compress-float-sse.c: New.
10523 * gcc.target/i386/compress-float-sse-pic.c: New.
10524 * gcc.target/i386/compress-float-387.c: New.
10525 * gcc.target/i386/compress-float-387-pic.c: New.
10526 * gcc.dg/compress-float-ppc.c: New.
10527 * gcc.dg/compress-float-ppc-pic.c: New.
10529 2005-07-12 Eric Christopher <echristo@redhat.com>
10531 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10532 static extra parts.
10533 * config/s390/s390.md: Include tpf.md. Move tpf specific
10535 * config/s390/tpf.md: To here.
10536 * config/s390/s390.opt: Move tpf specific options...
10537 * config/s390/tpf.opt: to here. Add mmain option.
10538 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10539 * config/s390/tpf.h: Rewrite.
10541 2005-07-12 Eric Christopher <echristo@redhat.com>
10543 * gcc.c (struct infile): Update comment for language.
10544 (main): Rewrite input file resetting code.
10546 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10549 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10550 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10551 (lookup_avail_expr): Use constant_boolean_node instead
10552 of boolean_false_node/boolean_true_node.
10554 2005-07-12 Ben Elliston <bje@au.ibm.com>
10556 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10557 and use it when printing num_edges.
10559 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10561 * doc/extend.texi (Blackfin Built-in Functions): New section.
10562 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10565 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10567 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10568 s/cmpstrsi/cmpstrnsi
10569 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10571 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10572 (init_optabs): Initialize cmpstrn_optab.
10573 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10574 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10575 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10576 * config/i386/i386.md: s/cmpstr/cmpstrn
10577 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10578 * doc/md.texi: Update documentation.
10580 2005-07-11 Richard Henderson <rth@redhat.com>
10582 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10583 build_va_arg_indirect_ref.
10584 (alpha_gimplify_va_arg): Likewise.
10585 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10586 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10587 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10588 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10589 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10590 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10592 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10594 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10596 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10597 * passes.c (init_optimization_passes): Add pass_empty_loop.
10598 * tree-pass.h (pass_empty_loop): Declare.
10599 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10600 try_remove_empty_loop, remove_empty_loops): New functions.
10601 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10602 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10604 2005-07-12 Peter Barada <peter@the-baradas.com>
10606 PR middle-end/16719
10607 PR middle-end/18421
10608 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10609 in address registers.
10610 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10611 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10612 alternative of addsi3_5200.
10614 2005-07-11 Ian Lance Taylor <ian@airs.com>
10616 * config/mips/mips.md (ffs<mode>2): Remove.
10618 2005-07-11 Ian Lance Taylor <ian@airs.com>
10620 * doc/tree-ssa.texi (Cleanups): Improve description of
10622 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10624 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10626 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10627 * tree.h (DECL_ARGUMENT_FLD): New macro.
10629 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10631 Fix PR tree-optimization/22404
10633 * tree-ssa-structalias.c (create_variable_info_for): Use
10636 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10638 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10639 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10640 for second comparison operand.
10641 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10643 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10644 (define_insn_reservation "alu"): Likewise.
10645 (csync, ssync): Now of type sync.
10646 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10647 -mcsync-anomaly -mspecld-anomaly.
10648 * config/bfin/bfin.opt (mcsync): Remove.
10649 (mcsync-anomaly, mspecld-anomaly): Add.
10650 * config/bfin/bfin.c: Include "insn-codes.h".
10651 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10652 (TARGET_DEFAULT_TARGET_FLAGS): New.
10653 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10655 2005-07-11 Steven Bosscher <stevenb@suse.de>
10657 * basic-block.h: Give the BB flags enum a name, bb_flags.
10658 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10659 * cfgcleanup.c (enum bb_flags): Remove here.
10660 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10661 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10662 (update_forwarder_flag): Likewise.
10663 (thread_jump): Likewise.
10664 (try_forward_edges): Likewise.
10665 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10666 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10667 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10669 2005-07-11 Richard Guenther <rguenther@suse.de>
10671 * config/i386/i386.opt: New target option -msseregparm.
10672 * config/i386/i386.c (override_options): Error out for
10673 -msseregparm but no SSE support.
10674 (ix86_function_sseregparm): Check for global sseregparm.
10675 * doc/invoke.texi: Document -msseregparm.
10677 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10679 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10680 (m32rle-*-linux*): Ditto.
10682 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10684 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10685 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10688 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10690 PR middle-end/22239
10692 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10693 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10695 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10697 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10698 (varmap): Heapify varmap.
10699 (constraints): Heapify constraints.
10700 (struct constraint_graph): Heapify succs and preds.
10701 (constraint_vec_find): Update for heapification.
10702 (constraint_set_union): Ditto.
10703 (insert_into_complex): Ditto.
10704 (constraint_edge_vec_find): Ditto.
10705 (erase_graph_self_edge): Ditto.
10706 (add_graph_edge): Ditto.
10707 (get_graph_weights): Ditto.
10708 (merge_graph_nodes): Ditto.
10709 (build_constraint_graph): Ditto.
10710 (topo_visit): Ditto.
10711 (solve_graph): Ditto.
10712 (create_variable_info_for): Ditto.
10713 (init_base_vars): Ditto.
10714 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10715 (condese_varmap_nodes): Free complex vector.
10716 (clear_edges_for_node): Clear succs and preds vector.
10718 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10720 * tree-ssa-structalias.c (update_alias_info): Change counting of
10721 references to not include vdefs.
10723 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10725 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10726 (up_insert): Ditto.
10728 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10730 * pa.c (pa_commutative_p): Make PLUS commutative when
10731 TARGET_NO_SPACE_REGS is true.
10733 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10735 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10736 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10737 * tree-dfa.c (dump_subvars_for): New.
10738 (debug_subvars_for): New.
10739 (dump_variable): Show subvariables if VAR has them.
10740 * tree-flow-inline.h (get_subvar_at): New.
10741 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10742 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10744 (struct subvar): Change fields offset and size to unsigned
10746 (dump_subvars_for): Declare.
10747 (debug_subvars_for): Declare.
10748 (get_subvar_at): Declare.
10749 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10750 to unsigned HOST_WIDE_INT *.
10751 (overlap_subvar): Likewise.
10752 * tree-gimple.c (is_gimple_reg): Always return false for
10753 SFTs and memory tags.
10754 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10755 Update all callers.
10756 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10757 (compute_may_aliases): Call compute_points_to_sets.
10758 (collect_points_to_info_for): Remove.
10759 (compute_points_to_and_addr_escape): Remove.
10760 (delete_alias_info): Call delete_points_to_sets.
10761 (compute_flow_sensitive_aliasing): If the call to
10762 find_what_p_points_to returns false, call set_pt_anything.
10763 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10764 (set_pt_anything): Clear pi->pt_vars.
10765 (set_pt_malloc): Remove.
10766 (merge_pointed_to_info): Remove.
10767 (add_pointed_to_expr): Remove.
10768 (add_pointed_to_var): Remove.
10769 (collect_points_to_info_r): Remove.
10770 (is_escape_site): Make extern.
10772 (create_overlap_variables_for): Call it.
10773 * tree-ssa-copy.c (merge_alias_info): Never merge
10774 flow-sensitive alias information.
10775 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10776 offset and size to be unsigned HOST_WIDE_INT.
10777 (add_to_addressable_set): Rename from note_addressable.
10778 Set TREE_ADDRESSABLE as the variables are added to the set.
10780 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10781 operands into VUSEs when adding V_MAY_DEFs for members in an
10783 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10784 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10785 (struct variable_info): Add bitfield is_heap_var.
10786 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10787 (new_var_info): Initialize is_heap_var.
10788 (get_constraint_for): Add HEAP variables to the symbol table.
10789 Mark them with is_heap_var.
10790 (update_alias_info): New. Taken mostly from the old
10791 compute_points_to_and_addr_escape.
10792 (handle_ptr_arith): New.
10793 (find_func_aliases): Call update_alias_info.
10794 Call handle_ptr_info for tcc_binary expressions.
10795 Call mark_stmt_modified.
10796 (create_variable_info_for): If DECL has subvars, do not create
10797 variables for its subvars. Always add all the fields.
10798 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10799 SFTs, then add all the SFTs of the structure.
10800 If VI->DECL is an aggregate with subvariables, add the SFT at
10802 (find_what_p_points_to): If VI is an artificial variable,
10803 translate to bitfields in SSA_NAME_PTR_INFO.
10804 If the solution is empty, set pi->pt_vars to NULL
10805 (init_base_vars): Create ANYOFFSET.
10806 (compute_points_to_sets): Rename from create_alias_vars.
10808 (pass_build_pta): Remove.
10809 (delete_points_to_sets): Rename from delete_alias_vars.
10810 (pass_del_pta): Remove.
10811 * tree-ssa-structalias.h (struct alias_info): Move from
10813 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10814 NUM_REFERENCES_SET): Likewise.
10815 (compute_points_to_sets, delete_points_to_sets): Declare.
10817 2005-07-09 Richard Henderson <rth@redhat.com>
10819 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10820 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10821 alpha_split_lock_test_and_set_12): New functions.
10822 * config/alpha/alpha-protos.h: Update.
10823 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10824 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10825 * config/alpha/sync.md (I12MODE): New.
10826 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10827 (sync_<fetchop_name><I48MODE>): Likewise.
10828 (sync_nand<I48MODE>): Likewise.
10829 (sync_old_<fetchop_name><I48MODE>): Likewise.
10830 (sync_new_<fetchop_name><I48MODE>): Likewise.
10831 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10832 (sync_compare_and_swap<I48MODE>): Likewise.
10833 (sync_lock_test_and_set<I48MODE>): Likewise.
10834 (sync_compare_and_swap<I12MODE>): New.
10835 (sync_compare_and_swap<I12MODE>_1): New.
10836 (sync_lock_test_and_set<I12MODE>): New.
10837 (sync_lock_test_and_set<I12MODE>_1): New.
10839 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10843 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10845 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10847 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10848 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10850 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10853 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10855 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10857 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10858 memory_operand constraint.
10859 (store_conditional_<mode>): Same.
10860 (sync_compare_and_swap<mode>): Same.
10861 (sync_lock_test_and_set<mode>): Same.
10863 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10865 Rewrite PIC support to more closely model actual instructions.
10866 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10867 (cris_symbol): Remove prototypes for removed functions.
10868 (cris_pic_symbol_type_of, cris_valid_pic_const)
10869 (cris_expand_pic_call_address): Prototypes for new functions.
10870 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10872 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10874 <case ':'>: Add case for new punctuation character.
10875 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10876 emitting (extra) PIC modifier.
10877 <case UNSPEC>: Do not assert for PLT.
10878 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10879 (cris_expand_prologue, cris_expand_epilogue): Check
10880 for pic_offset_table_rtx usage instead of taking
10881 current_function_uses_pic_offset_table as the final word.
10882 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10883 Remove flag_pic difference.
10884 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10885 the moral equivalents of...
10886 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10888 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10889 (cris_handle_option): Mark ARG as unused.
10890 (cris_expand_pic_call_address): New worker function for "call",
10892 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10893 output PIC constructs here.
10894 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10895 as symbol-specific modifers, not whole or part of operands.
10896 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10897 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10898 constants and flag_pic.
10899 (CONSTANT_INDEX_P): Adjust for new functions.
10900 (enum cris_pic_symbol_type): New helper type.
10901 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10902 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10903 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10905 ("movsi"): Emit actual instructions for GOT and relative access.
10906 ("*movsi_got_load"): New pattern to set up the register holding
10908 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10909 Adjust FIXME for 'S'.
10910 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10911 Use "movs" for -fpic cases.
10912 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10913 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10914 ("call", "call_value"): Just call cris_expand_pic_call_address for
10916 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10917 Remove special pattern.
10918 ("*expanded_call_side", "*expanded_call_value_side"): New
10920 (gotplt-to-plt, gotplt-to-plt-side-call)
10921 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10923 * config/cris/cris/predicates.md
10924 ("cris_general_operand_or_gotless_symbol"): Remove unused
10926 ("cris_general_operand_or_symbol"): Adjust for new functions.
10928 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10930 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10932 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10934 * Makefile.in (TREE_H): Add treestruct.def.
10935 (c-decl.o): Add pointer-set.h
10936 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10937 visibility on regular DECL's.
10938 (merge_decls): Fix the copying of decl nodes of various types for
10939 the new structures. Don't update RTL, section name, weak status,
10940 etc, on DECL's without RTL.
10941 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10942 Don't check volatile on non-variable types.
10943 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10944 to check whether we have seen arguments.
10945 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10946 flag is checked before field (flag is common, field is not).
10947 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10948 TS_DECL_COMMON could have an origin.
10949 (add_location_or_const_value_attribute): Don't check section name
10950 on non-var/function decls.
10951 (dwarf2out_var_location): Reverse order of tests.
10952 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10953 with DECL_WRTL_CHECK.
10954 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10955 * fold-const.c (fold_binary): Don't check weakness on
10956 non-var/function decls.
10957 (tree_expr_nonzero_p): Ditto.
10958 (fold_checksum_tree): Use tree_decl_extra as sizeof
10960 * ggc-page.c (extra_order_size_table): Add sizes for
10961 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10963 * gimplify.c (gimplify_bind_expr): Only set
10964 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10965 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10967 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10968 * langhooks.h (init_ts). New langhook.
10969 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10970 * print-tree.c (print_node): Update to only print fields that
10971 exist in the structures the passed decl has.
10972 * toplev.c (wrapup_global_declarations): Don't reset
10973 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10974 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10975 * tree-inline.c (remap_decl): Ditto.
10976 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10977 * tree-pretty-print.c (print_declaration): Don't print
10978 DECL_REGISTER on things that don't contain it.
10979 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10980 non-var/function decls.
10981 * tree.c (tree_contains_struct): New structure.
10982 (init_priority_for_decl): New hashtable.
10983 (tree_int_map): New structure.
10984 (tree_int_map_eq): New function.
10985 (tree_int_map_marked_p): Ditto.
10986 (tree_int_map_hash): Ditto.
10987 (tree_map): Move to tree.h.
10988 (tree_map_eq): Externalize.
10989 (tree_map_hash): Ditto.
10990 (tree_map_marked_p): Ditto.
10991 (init_ttree): Set up tree_contains_struct and call langhook.
10992 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10993 (tree_code_size): Update for new structures.
10994 (tree_node_structure): Update for new structures.
10995 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10997 (copy_node_stat): Copy init priority.
10998 (build_decl_stat): Ditto for visibility.
10999 (ts_enum_names): New.
11000 (tree_contains_struct_check_failed): New function.
11001 (decl_init_priority_lookup): Ditto.
11002 (decl_init_priority_insert): Ditto.
11003 * treestruct.def: New file.
11004 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11005 (CONTAINS_STRUCT_CHECK): Ditto.
11006 (tree_contains_struct_check_failed): New prototype.
11007 (DECL_CHECK): Removed.
11008 (DECL_MINIMAL_CHECK): New.
11009 (DECL_COMMON_CHECK): Ditto.
11010 (DECL_WRTL_CHECK): Ditto.
11011 (DECL_NON_COMMON_CHECK): Ditto.
11012 (DECL_WITH_VIS_CHECK): Ditto.
11013 (VAR_OR_FUNCTION_DECL_P): Ditto
11014 (struct tree_decl_minimal): New structure.
11015 (struct tree_decl_common): Ditto.
11016 (struct tree_decl_with_rtl): Ditto.
11017 (struct tree_decl_with_vis): Ditto.
11018 (struct tree_decl_non_common): Ditto.
11019 (struct tree_field_decl): Ditto.
11020 (struct tree_parm_decl): Ditto.
11021 (struct tree_var_decl): Ditto.
11022 (struct tree_function_decl): Ditto.
11023 (struct tree_const_decl): Ditto.
11024 (struct tree_result_decl): Ditto.
11025 (union tree_node): Add new structures.
11026 * var-tracking.c (track_expr_p): Reverse order of tests.
11028 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11030 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11032 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11033 * system.h: Poison FINALIZE_PIC.
11034 * doc/tm.texi (FINALIZE_PIC): Remove.
11036 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11039 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11040 to the correct type if we have a MODIFY_EXPR.
11042 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11044 PR tree-optimization/22360
11045 * tree.c (upper_bound_in_type): Fix calculations for casting
11046 to a non-wider signed type and casting a signed value to a
11047 wider unsigned type.
11048 (lower_bound_in_type): Fix calculations for casting to a
11049 non-wider signed type.
11051 PR tree-optimization/20139
11052 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11054 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11055 fold_cond_expr_cond.
11056 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11057 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11059 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11062 * tree-complex.c (expand_complex_libcall): Produce
11063 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11065 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11067 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11068 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11069 b" assert and inserted fastpath code for this case.
11070 (bitmap_ior): Removed "a != b" assert.
11072 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11074 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11075 (ENDFILE_SPEC): Likewise.
11076 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11078 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11079 a large stack frame at epilogue.
11081 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11083 * final.c: Include sdbout.h when required.
11085 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11087 * config.gcc (*-*-darwin*): Only one target-specific header file
11088 for generic darwin.
11089 (powerpc-*-darwin*): Add version-specific header files.
11090 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11091 * config.in: Regenerate.
11092 * configure: Regenerate.
11093 * gcc.c: Include xregex.h.
11094 (version_compare_spec_function): New.
11095 (spec_function): Add version-compare.
11096 (replace_outfile_spec_function): Reformat comment.
11097 (compare_version_strings): New.
11098 * config/darwin-c.c (version_as_macro): New.
11099 (builtin_define): New.
11100 (darwin_cpp_builtins): New.
11101 * config/darwin-protos.h (darwin_cpp_builtins): New.
11102 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11103 (LIB_SPEC): Make unconditional, update comment.
11104 (TARGET_C99_FUNCTIONS): Define.
11105 * config/darwin.opt: Sort.
11106 (mmacosx-version-min=): New.
11107 * config/darwin7.h: Delete.
11108 * config/darwin8.h: Delete.
11109 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11110 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11111 (TARGET_C99_FUNCTIONS): Define.
11112 * config/rs6000/darwin7.h: New.
11113 * config/rs6000/darwin8.h: New.
11114 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11115 (-mmacosx-version-min): Document.
11117 2005-07-07 Ian Lance Taylor <ian@airs.com>
11119 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11121 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11123 PR middle-end/22239
11124 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11126 2005-07-07 Khem Raj <kraj@mvista.com>
11128 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11129 in bytes, not words.
11131 2005-07-07 Paul Brook <paul@codesourcery.com>
11133 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11134 DEFAULT_FUNCTION_ARG_PADDING to upward.
11136 2005-07-07 Richard Henderson <rth@redhat.com>
11138 * function.c (locate_and_pad_parm): Record parameter alignment in
11139 stack_alignment_needed.
11141 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11143 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11144 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11145 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11146 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11147 (define_attr "type"): Add isync, sync, load_l, store_c.
11148 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11149 Create scratch volatile MEM.
11150 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11152 (load_locked_<mode>): New.
11153 (store_conditional_<mode>): New.
11154 (sync_compare_and_swap<mode>): Replace with splitter.
11155 (sync_lock_test_and_set<mode>): Replace with splitter.
11156 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11158 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11159 is ics. Attribute isync.
11160 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11162 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11163 and UNSPECV_SYNC_OP.
11164 (emit_unlikely_jump): New.
11165 (emit_load_locked): New.
11166 (emit_store_conditional): New.
11167 (rs6000_split_compare_and_swap): New.
11168 (rs6000_split_lock_test_and_set): New.
11169 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11170 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11171 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11172 rs6000_split_lock_test_and_set): Declare.
11173 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11174 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11175 store_c, isync, sync.
11177 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11179 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11180 filenames to gtyp-gen.h.
11181 (s-typ-gen): Use it in place of for loops.
11183 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11185 * hooks.c (hook_bool_rtx_int_false): New function.
11186 * hooks.h (hook_bool_rtx_int_false): Declare.
11187 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11188 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11189 * target.h (struct gcc_target): Add commutative_p member.
11190 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11191 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11192 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11193 (pa_commutative_p): New function.
11194 * jump.c (target.h): Include.
11195 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11196 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11198 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11200 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11201 (s390_expand_setmem): New.
11202 * config/s390/s390.c: Likewise.
11203 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11205 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11206 general_operand. Call new function "s390_expand_setmem".
11207 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11208 ("setmem_long", "*setmem_long"): ... this.
11210 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11212 * config/s390/s390.c: (optimization_options): Enable
11213 TARGET_MVCLE at -Os.
11214 * doc/invoke.texi: Document changes in default behaviour.
11215 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11217 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11219 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11220 defined by back-end.
11222 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11224 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11225 all sets in the pattern.
11226 * config/rs6000/rs6000.md (stack_protect_testsi,
11227 stack_protect_testdi): Likewise.
11229 2005-07-06 Jeff Law <law@redhat.com>
11231 * tree-vrp.c (simplify_using_ranges): Kill.
11232 (vrp_finalize): Remove call to simplify_using_ranges.
11233 (simplify_stmt_using_ranges): New function extracted from
11234 simplify_using_ranges.
11235 (simplify_div_or_mod_using_ranges): Likewise.
11236 (simplify_abs_using_ranges): Likewise.
11237 (simplify_cond_using_ranges): New function.
11238 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11239 * tree-ssa-propagate.c (substitute_and_fold): Call
11240 simplify_stmt_using_ranges if we have range information.
11242 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11244 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11245 ia64_flag_schedule_isns2.
11247 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11248 reading/writing general registers.
11249 (ia64_function_arg): Revert 2005-06-18 change.
11251 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11253 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11254 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11256 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11258 * function.c (expand_function_end): Revert part of 2005-06-27
11259 patch. Do sjlj_emit_function_exit_after after return_label.
11261 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11263 * doc/install.texi (--disable-libssp): New.
11265 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11267 * doc/invoke.texi: Update -fforce-mem documentation.
11268 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11269 code for -fforce-mem.
11270 * expmed.c: (store_bit_field,store_fixed_bit_field,
11271 extract_bit_field): Ditto.
11272 * expr.c: (convert_move): Ditto.
11273 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11274 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11275 emit_conditional_add,expand_float,expand_fix): Ditto.
11276 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11277 (common_handle_option): Issue warning when -fforce-mem specified.
11279 2005-07-06 Paul Brook <paul@codesourcery.com>
11281 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11283 * configure: Regenerate.
11285 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11287 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11289 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11291 Fix PR tree-optimization/22319
11292 Fix PR tree-optimization/22140
11293 Fix PR tree-optimization/22310
11295 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11296 variable sized types.
11297 Use correct type for intermediate structure on *a = *b structure
11300 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11302 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11304 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11305 (machine_function): Move typedef to...
11306 * config/rs6000/rs6000.c (machine_function): ... here. Add
11307 varargs_save_offset field.
11308 (rs6000_stack_t): Remove varargs_size field.
11309 (setup_incoming_varargs): Allocate varargs save area using
11310 assign_stack_local, try to make it as small as possible.
11311 Save offset from virtual_stack_vars_rtx to the save area
11312 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11313 instead of magic 8 when fp word byte size is used.
11314 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11315 instead of -RS6000_VARARGS_SIZE.
11316 (rs6000_stack_info, debug_stack_info,
11317 rs6000_initial_elimination_offset): Remove all traces of
11319 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11320 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11321 RS6000_VARARGS_AREA.
11323 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11325 PR tree-optimization/21963
11326 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11327 constant_multiple_of in the same way get_computation_cost_at does.
11329 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11331 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11332 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11333 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11334 and return its previous value.
11335 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11336 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11338 (stack_protect_set, stack_protect_test): New expanders.
11339 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11340 stack_protect_testdi): New insns.
11341 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11342 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11344 2005-07-06 Jeff Law <law@redhat.com>
11346 * tree-ssa-dce.c (cfg_altered): New global.
11347 (tree_dce_init): Initialize cfg_altered.
11348 (remove_dead_stmt): If we remove an edge in the CFG, then set
11350 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11353 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11355 * Makefile.in (stamp-collect-ld): Use
11356 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11357 ./collect-ld if it already exists.
11358 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11359 Don't remove ./nm if it already exists.
11361 2005-07-05 Devang Patel <dpatel@apple.com>
11363 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11364 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11365 * tree-vectorizer.c (vect_loop_location): New.
11366 (vect_print_dump_info): Use vect_loop_location.
11367 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11368 (vectorize_loops): Set vect_loop_location.
11369 * tree-vect-analyze.c (vect_analyze_offset_expr,
11370 vect_determin_vectorization_factor, vect_analyze_operations,
11371 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11372 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11373 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11374 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11375 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11376 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11377 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11378 vect_analyze_loop): Adjust vect_print_dump_info API.
11379 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11380 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11381 vect_finish_stmt_generation, vectorizable_assignment,
11382 vectorizable_operation, vectorizable_store, vectorizable_load,
11383 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11384 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11385 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11386 vect_transform_loop): Same.
11387 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11388 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11391 2005-07-05 Randolph Chung <tausq@debian.org>
11393 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11394 * configure: Regenerate.
11395 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11396 (pa_tls_referenced_p): Declare.
11397 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11398 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11399 (legitimize_tls_address): New.
11400 (hppa_legitimize_address): Handle TLS addresses.
11401 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11402 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11403 (emit_move_sequence): Handle TLS addresses.
11404 (pa_encode_section_info): Call default handler to handle common
11406 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11407 (CONSTANT_ADDRESS_P): Reject TLS operands.
11408 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11409 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11410 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11411 (UNSPEC_TLSLE): Define new constants.
11412 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11413 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11414 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11415 (tie_symbolic_operand, tle_symbolic_operand): New
11417 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11419 * aclocal.m4: Update macros for autoconf 2.59 style.
11420 * configure.ac: Likewise.
11422 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11424 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11425 (function_arg): Pass small aggregates in general registers on 32-bit
11427 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11429 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11431 * Makefile.in (final.o): Fix dependencies.
11433 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11437 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11438 * langhooks.c (lhd_expr_to_decl): New.
11439 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11441 (LANG_HOOKS_INITIALIZER): Update.
11442 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11443 expr_to_decl langhook.
11444 * c-tree.h (c_expr_to_decl): Declare.
11445 * c-typeck.c (c_expr_to_decl): New.
11446 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11448 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11450 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11453 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11454 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11456 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11458 * Makefile.in: Adjust dependencies.
11459 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11460 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11461 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11462 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11463 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11464 rest_of_compilation.
11466 * bb-reorder.c (gate_duplicate_computed_gotos,
11467 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11468 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11469 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11470 pass_partition_blocks): New.
11471 * bt-load.c (gate_handle_branch_target_load_optimize,
11472 rest_of_handle_branch_target_load_optimize,
11473 pass_branch_target_load_optimize): New.
11474 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11476 * cfglayout.c (pass_insn_locators_initialize): New.
11477 * cfgrtl.c (pass_free_cfg): New.
11478 * combine.c (gate_handle_combine, rest_of_handle_combine,
11479 pass_combine): New.
11480 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11481 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11482 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11483 * except.c (pass_set_nothrow_function_flags,
11484 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11486 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11487 rest_of_handle_shorten_branches, pass_shorten_branches,
11488 rest_of_clean_state, pass_clean_state): New.
11489 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11490 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11491 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11493 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11494 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11495 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11496 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11498 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11499 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11500 pass_rtl_ifcvt, gate_handle_if_after_combine,
11501 rest_of_handle_if_after_combine, pass_if_after_combine,
11502 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11503 pass_if_after_reload): New.
11504 * integrate.c (pass_initial_value_sets): New.
11505 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11506 pass_purge_lineno_notes): New.
11507 * mode-switching.c (rest_of_handle_mode_switching,
11508 pass_mode_switching): New.
11509 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11510 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11512 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11513 pass_loop_optimize): New.
11514 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11516 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11518 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11519 pass_postreload_cse): New.
11520 * profile.c (gate_handle_profiling, pass_profiling,
11521 rest_of_handle_branch_prob, pass_branch_prob): New.
11522 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11523 pass_split_before_regstack, gate_handle_split_before_regstack,
11524 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11525 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11526 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11527 pass_stack_regs): New.
11528 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11529 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11530 pass_stack_adjustments): New.
11531 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11532 pass_regrename): New.
11533 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11534 pass_delay_slots, gate_handle_machine_reorg,
11535 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11536 * rtl.h (extern void purge_line_number_notes): New.
11537 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11538 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11540 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11542 * value-prof.c (gate_handle_value_profile_transformations,
11543 rest_of_handle_value_profile_transformations,
11544 pass_value_profile_transformations): New.
11545 * var-tracking.c (gate_handle_var_tracking,
11546 pass_variable_tracking): New.
11547 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11549 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11550 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11551 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11552 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11553 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11554 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11555 rest_of_handle_gcse2, rest_of_handle_regmove,
11556 rest_of_handle_tracer, rest_of_handle_if_conversion,
11557 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11558 rest_of_handle_web, rest_of_handle_branch_prob,
11559 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11560 rest_of_handle_jump_bypass, rest_of_handle_combine,
11561 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11562 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11563 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11564 rest_of_handle_mode_switching, rest_of_handle_jump,
11565 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11566 rest_of_handle_flow2, rest_of_handle_jump2,
11567 rest_of_handle_peephole2, rest_of_handle_postreload,
11568 rest_of_handle_shorten_branches, rest_of_clean_state,
11569 rest_of_compilation): Remove.
11571 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11572 * passes.c (dump_flags, in_gimple_form, all_passes,
11573 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11574 register_dump_files, next_pass_1, last_verified, execute_todo,
11575 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11576 from tree-optimize.c.
11577 (init_optimization_passes): Moved from tree-optimize.c,
11578 adding the RTL optimizations.
11579 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11580 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11581 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11582 register_dump_files, next_pass_1, last_verified, execute_todo,
11583 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11584 init_tree_optimization_passes, ipa_passes): Delete.
11585 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11587 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11588 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11590 (ipa_passes): Remove.
11591 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11592 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11593 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11594 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11595 (dump_info_p, dump_flag): Moved to tree-dump.h.
11597 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11599 * passes.c (finish_optimization_passes): Use dump_begin
11600 and dump_end, TDI_end.
11601 (gate_rest_of_compilation): New.
11602 (pass_rest_of_compilation): Use it.
11603 (gate_postreload, pass_postreload): New.
11604 * toplev.c (general_init): Rename init_tree_optimization_passes.
11605 * toplev.h (init_tree_optimization_passes): Rename to
11606 init_optimizations_passes.
11607 * tree-dump.c (dump_flag): Make static.
11608 (dump_files): Remove RTL dumps.
11609 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11610 pass_cleanup_cfg, pass_free_cfg_annotations,
11611 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11612 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11613 * tree-pretty-print.c: Include tree-pass.h.
11614 * cgraph.c: Include tree-dump.h.
11616 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11618 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11619 Only fall back to saying it points to readonly memory if
11620 we can't do better.
11622 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11624 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11625 * config/m32r/m32r.c (m32r_compute_frame_size,
11626 m32r_expand_prologue): Take current_function_profile into
11627 account whenever we reference
11628 current_function_uses_pic_offset_table.
11629 (m32r_finalize_pic): Remove.
11630 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11632 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11634 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11635 instead of $<. Don't remove ./as if it already exists.
11637 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11640 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11641 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11642 for complex modes when generating code for PA 1.0.
11643 (VALID_FP_MODE_P): New macro.
11644 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11645 sets for all general and floating point modes. Align wide floating
11646 point modes to even register boundaries to comply with architectural
11648 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11649 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11650 (VALID_FP_MODE_P): New macro.
11651 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11652 sets for all general and floating point modes. Align wide floating
11653 point modes to even register boundaries to comply with architectural
11656 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11658 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11661 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11663 * tree-ssa-structalias.c: Don't include expr.h.
11665 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11667 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11670 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11672 Fix PR tree-optimization/22279
11674 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11677 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11679 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11681 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11683 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11684 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11685 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11686 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11687 config/stormy16/stormy16.c, config/v850/v850.c,
11688 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11689 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11690 Avoid "." or "\n" at end of diagnostics and capital letters at
11691 start of diagnostics.
11692 * combine.c, cse.c: Don't translate dump file output.
11693 * toplev.c (print_version): Only translate output if going to
11696 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11698 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11699 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11702 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11704 * pa.c (fix_range): Fix typo in comment.
11706 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11708 * tree-vrp.c (extract_range_from_assert): Replace
11709 fold (build (...)) with fold_build2.
11711 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11713 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11714 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11715 (format_types_orig, handle_format_attribute): Add support for
11718 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11720 * varasm.c (assemble_variable): Fix format specifier thinko.
11722 2005-07-03 Ira Rosen <irar@il.ibm.com>
11724 PR tree-optimization/22029 (and 22135)
11725 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11726 a phi node before calling dump_vops.
11728 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11730 * tree-dump.h (dump_string_field): Declare.
11731 * tree-dump.c: Use it instead of dump_string.
11732 (dump_string_field): Make non-static.
11734 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11736 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11737 up the minimal CFG stuff always when optimize > 0. Call
11738 split_all_insns_noflow in PIC case if needed.
11740 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11741 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11744 * c-decl.c (c_write_global_declarations): Dump contents of
11746 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11747 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11748 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11749 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11752 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11754 * c-common.h (GCC_DIAG_STYLE): Define.
11755 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11756 version for format checking to 4.1.
11757 * c-format.c: Include toplev.h after c-common.h.
11758 (enum format_type): Add gcc_tdiag_format_type.
11759 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11760 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11761 (format_types_orig): Add gcc_tdiag.
11762 (init_dynamic_diag_info): Support gcc_tdiag formats.
11763 (handle_format_attribute): Likewise.
11764 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11765 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11766 version for format checking to 4.1.
11767 (warning0, warning, error, pedwarn, sorry): Use
11768 ATTRIBUTE_GCC_DIAG.
11769 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11770 (finish_aliases_1): Do not use %qE.
11771 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11772 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11773 Correct format bugs.
11774 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11775 parameter to unsigned HOST_WIDE_INT.
11776 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11778 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11780 PR middle-end/21742
11781 * expr.c (write_complex_part): Use adjust_address for MEM.
11782 (read_complex_part): Same.
11784 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11786 Fix PR tree-optimization/22280
11788 * tree-sra.c (generate_element_init): Remove useless loop.
11790 2005-07-02 Richard Henderson <rth@redhat.com>
11792 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11794 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11796 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11798 PR middle-end/14490
11799 * fold-const.c (fold_binary): Handle the return value of
11800 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11801 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11803 2005-07-02 Jeff Law <law@redhat.com>
11805 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11806 a eliminate type conversion which feeds an equality comparison
11807 if the original type or either operand in the comparison is a
11810 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11812 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11813 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11815 * config/avr/avr.c: Do not use '`' as left quote.
11816 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11817 Remove "." from end of diagnostics. Make diagnostics start with
11820 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11821 Joseph S. Myers <joseph@codesourcery.com>
11823 * toplev.c (default_tree_printer): Handle setting location with
11825 * c-objc.common.c (c_tree_printer): Likewise.
11826 * c-format.c (gcc_diag_flag_specs): Add '+'.
11827 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11828 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11830 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11831 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11832 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11833 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11834 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11835 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11836 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11837 format arguments where %J is used without %D.
11839 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11841 * gcc.c (LINK_SSP_SPEC): Define.
11842 (link_ssp_spec): New variable.
11843 (LINK_COMMAND_SPEC): Add %(link_ssp).
11844 (static_specs): Add link_ssp_spec.
11845 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11846 * configure: Rebuilt.
11847 * config.in: Rebuilt.
11849 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11850 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11851 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11852 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11853 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11854 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11855 -0x7008(2) instead of reading __stack_chk_guard variable.
11856 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11858 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11859 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11860 if TARGET_THREAD_SSP_OFFSET is defined.
11861 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11862 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11865 2005-06-27 Richard Henderson <rth@redhat.com>
11866 * libgcc-std.ver (GCC_4.1.0): New.
11867 * libgcc.h (__stack_chk_guard): Declare.
11868 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11869 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11870 * mklibgcc.in (lib2funcs): Add them.
11872 2005-07-01 Richard Henderson <rth@redhat.com>
11874 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11875 void * before struct sigcontext *.
11876 (x86_fallback_frame_state): Likewise.
11878 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11880 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11882 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11885 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11886 we check for SSA_NAME for.
11888 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11890 Fix PR tree-optimization/22071
11892 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11894 (get_constraint_for_component_ref): Use it.
11896 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11899 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11900 print out the last new line.
11902 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11904 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11905 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11906 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11907 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11908 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11909 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11910 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11911 (enum reg_class): New member CC0_REGS.
11912 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11913 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11914 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11915 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11916 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11917 Adjust for register now described.
11919 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11922 * config/i386/i386.md (stack_protect_test_si,
11923 stack_protect_test_di): Add earlyclobber for scratch 3.
11924 * config/rs6000/rs6000.md (stack_protect_testsi,
11925 stack_protect_testdi): Add earlyclobber for scratch 3,
11926 remove earlyclobber from scratch 4.
11928 Older entries for 2005 can be found in ChangeLog-2005.
projects / platform / upstream / gcc.git / blob