| blob | 5af6d55cfc995b07fba6f65e2ab4153075960828 |
1 2005-12-16 Kazu Hirata <kazu@codesourcery.com>
3 * basic-block.h, config/i386/winnt.c, config/pa/pa.c,
4 config/s390/s390.c, dfp.c, expr.c, fold-const.c, params.def,
5 reload.c, struct-equiv.c, tree-ssa-ccp.c, tree-ssa-pre.c,
6 tree-ssa-reassoc.c, tree-ssa-structalias.c: Fix comment typos.
7 * doc/invoke.texi, doc/tm.texi: Fix typos.
9 2005-12-16 Ben Elliston <bje@au.ibm.com>
11 * real.c (decimal_quad_format): Correct values for emin, emax.
13 2005-12-15 DJ Delorie <dj@redhat.com>
15 * config/m32c/predicates.md (m32c_psi_scale): New.
16 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
17 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
19 2005-12-16 Jan Hubicka <jh@suse.cz>
21 PR rtl-optimization/25224
22 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
23 tables.
25 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
26 Steven Bosscher <stevenb@suse.de>
28 * loop-invariant.c (df): New global variable.
29 (find_defs, check_dependencies, find_invariant_insn, record_uses,
30 find_invariants_bb, find_invariants_body, find_invariants,
31 find_invariants_to_move, move_invariants, free_inv_motion_data,
32 move_single_loop_invariants, move_loop_invariants): Do not pass df in
33 arguments.
35 2005-12-15 Jakub Jelinek <jakub@redhat.com>
37 * varasm.c (default_unique_section_1): Use special section
38 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
40 2005-12-16 Ben Elliston <bje@au.ibm.com>
42 * doc/invoke.texi (Warning Options): Document -Walways-true being
43 enabled by -Wall.
45 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
47 PR other/25028
48 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
49 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
50 __floatunditf): Use #error if type sizes don't match requirements
51 of implementation.
52 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
53 as wider floating-point type. Use #error if type sizes don't
54 match requirements of implementation. Avoid overflow in computing
55 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
56 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
57 (__floatundisf, __floatundidf): Likewise.
58 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
59 * config/ia64/ia64.c (ia64_init_libfuncs): Use
60 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
61 TFmode-TImode conversions.
62 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
64 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
66 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
67 Use builtin_define_with_int_value() instead of
68 adding a new check for every new major FreeBSD version.
70 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
72 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
74 2005-12-15 Richard Sandiford <richard@codesourcery.com>
76 * config/arm/predicates.md (call_memory_operand): New.
77 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
79 2005-12-15 Andrew Haley <aph@redhat.com>
81 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
82 against prev_cache_entry == NULL when moving a cache entry to the
83 head of the list.
85 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
87 * config/mt/mt.c (mt_override_options): Require lower case
88 architectures. Revert accidental default to ms2.
89 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
90 ENDFILE_SPEC): Require lower case architectures. Revert default
91 to ms2.
93 * doc/invoke.texi (MT Options): Rename and update.
94 * doc/md.texi (MorphoTech family): Rename and update.
96 2005-12-15 Olivier Hainque <hainque@adacore.com>
98 * stor-layout.c (layout_type): Don't complain about a too small
99 an array element type size compared to its alignment when the
100 size overflows.
102 2005-12-15 Jan Hubicka <jh@suse.cz>
104 PR target/24969
105 * i386.c (classify_argument): Properly adjust offset of bitfield for
106 substructures.
108 2005-12-15 Richard Sandiford <richard@codesourcery.com>
110 * final.c (final_scan_insn): Flip in_cold_section_p when changing
111 between the hot and cold sections. Use current_function_section
112 to get the new section.
113 * dwarf2out.c (output_line_info): Use in_cold_section_p to
114 determine whether we are assembling hot or cold code.
115 (secname_for_decl, dwarf2out_var_location): Likewise.
116 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
117 * varasm.c (last_text_section): Delete.
118 (in_cold_section_p): New variable.
119 (hot_function_section): New function.
120 (current_function_section): Pass in_cold_section_p as the
121 reloc argument to select_section. Use it to decide between
122 unlikely_function_section and hot_function_section.
123 (assemble_start_function): Use switch_to_section. Set
124 in_cold_section_p instead of last_text_section.
125 (assemble_end_function): Use switch_to_section.
126 (switch_to_section): Don't set last_text_section.
127 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
128 argument to make the right choice between hot and cold sections.
130 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
132 Second part of MS1->MT renaming
133 * config/mt/mt.md (doloop_end): Call mt_add_loop.
134 (movqi, movhi): Call mt_set_memflags.
135 (*movdf_internal): Call mt_split_words.
136 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
137 mt_set_memflags.
138 (cmpsi): Store to mt_compare_op[01].
139 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
140 bungt, bunle, bunlt): Call mt_emit_cbranch.
141 (prologue): Call mt_expand_prologue.
142 (epilogu): Call mt_expend_epilogue.
143 (eh_return): Call mt_expand_eh_return.
144 (eh_epilogue): Call me_emit_eh_epilogue.
145 (conditional_trap): Store to mt_compare_op[01].
146 * config/mt/crti.asm: Adjust comment.
147 * config/mt/crtn.asm: Adjust comment.
148 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
149 (mt_compare_op0, mt_compare_op1): Renamed.
150 (current_frame_info, zero_frame_info): Adjust type.
151 (mt_ucmpsi3_libcall): Renamed.
152 (mt_flag_delayed_branch): Renamed.
153 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
154 (mt_nops_required, mt_nop_reasons): Renamed.
155 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
156 mt_debug_stack, mt_print_operand_simple_address,
157 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
158 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
159 mt_function_arg_advance, mt_arg_partial_bytes,
160 mt_pass_by_reference, mt_function_arg_boundary,
161 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
162 mt_legitimate_address_p): Renamed, adjusted.
163 (mt_cpu): Renamed.
164 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
165 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
166 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
167 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
168 mt_expand_eh_return, mt_emit_eh_prologue,
169 mt_handl_interrupt_attribute): Renamed, adjusted.
170 (mt_attribute_table): Renamed, adjusted.
171 (mt_initial_elimination_offset, mt_generate_compare,
172 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
173 mt_secondary_reload_class, mt_function_value, mt_split_words,
174 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
175 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
176 (mt_labels): Renamed.
177 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
178 mt_machine_reorg): Renamed, adjusted.
179 (mt_attribute_table: Renamed.
180 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
181 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
182 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
183 * config/mt/mt.opt (march): Set mt_cpu_string.
184 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
185 (TARGET_CPU_CPP_BUILTINS): Adjust.
186 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
187 TARGET_MS2): Adjust.
188 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
189 (MT_MIN_INT): Renamed.
190 (RETURN_ADDR_RTX): Adjust.
191 (struct mt_frame_info): Renamed.
192 (current_frame_info): Adjust type.
193 (INITIAL_ELIMINATION_OFFSET): Adjust.
194 (MT_NUM_ARG_REGS): Renamed.
195 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
196 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
197 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
198 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
199 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
200 (mt_compare_op0, mt_compare_op1): Renamed.
201 * config/mt/mt-protos.h: Rename prototypes.
203 2005-12-15 Richard Guenther <rguenther@suse.de>
205 * tree-flow.h (okay_component_ref_for_subvars): Remove.
206 (get_ref_base_and_extent): Declare.
207 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
208 (get_ref_base_and_extent): New function.
209 * tree-ssa-alias.c (find_used_portions): Use it.
210 * tree-ssa-structalias.c (get_constraint_for_component_ref):
211 Likewise.
212 * tree-ssa-operands.c (get_expr_operands): Likewise.
214 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
216 * combine.c: Remove force_to_mode's fourth parameter.
217 (force_to_mode): Do not handle REG.
218 (canon_reg_for_combine): New.
219 (make_field_assignment): Use it where the removed argument was non-NULL.
221 2005-12-15 Alan Modra <amodra@bigpond.net.au>
223 PR target/25406
224 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
225 error_mark_node. Make alignment params unsigned.
226 * config/rs6000/rs6000-protos.h
227 (rs6000_special_round_type_align): Update prototype.
228 (rs6000_machopic_legitimize_pic_address): Remove arg names.
230 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
232 PR rtl-optimization/25310
233 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
234 of the eliminable register when substituting into a PLUS.
236 2005-12-14 Jakub Jelinek <jakub@redhat.com>
238 PR debug/25023
239 * config/i386/i386.c (ix86_force_to_memory): Always use
240 SImode push for HImode in -m32.
241 (ix86_free_from_memory): Likewise.
243 2005-12-14 Richard Sandiford <richard@codesourcery.com>
245 * gcc/config/arm/arm.md: Provide a big-endian version of the
246 (zero_extend:SI (subreg:QI ...)) splitter.
248 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
250 * struct-equiv.c (note_local_live): Handle hard regs with different
251 hard_regno_nregs.
253 2005-12-14 Jeff Law <law@redhat.com>
255 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
256 to a structure containing state rather than a pointer to bool.
257 (case ARRAY_REF): New code to handle folding some array references.
258 (case ADDR_EXPR): Note when we are processing expressions found
259 within an ADDRE_EXPR.
260 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
261 for state variables rather than just a pointer to a boolean.
262 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
263 handling of constant string references.
265 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
267 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
268 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
269 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
270 Move other tst* patterns to retain partial order.
272 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
274 * config/s390/s390.md ("d0", "1"): New mode attributes.
275 ("<shift>di3", "<shift>si3"): Merge.
276 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
277 ("ashrdi3", "ashrsi3"): Merge.
278 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
279 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
280 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
281 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
282 ("*ashrdi3", "*ashrsi3"): Merge.
283 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
285 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
287 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
288 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
289 ("*extendqidi2", "*extendqisi2") Merge.
290 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
291 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
292 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
293 Move some patterns to retain partial ordering.
295 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
297 * config/s390/s390.md ("atype", "length"): Rewrite.
298 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
300 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
302 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
304 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
306 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
307 PARALLELs with a mode.
309 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
311 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
312 cond_expr parameter.
314 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
316 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
318 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
320 PR bootstrap/25397:
322 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
323 of STACK_REGS bits.
325 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
327 2005-12-14 Jakub Jelinek <jakub@redhat.com>
329 PR target/25254
330 PR target/24188
331 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
332 DECL_P, call get_section rather than get_named_section. Supply
333 section flags to it.
335 2005-12-14 Ben Elliston <bje@au.ibm.com>
337 * c-common.c (c_common_truthvalue_conversion): Generalise warning
338 for addresses converted to booleans; not just function addresses.
339 * c-typeck.c (build_binary_op): Warn for address comparisons which
340 can never be NULL (eg. func == NULL or &var == NULL).
341 * common.opt (Walways-true): New option.
342 * c-opts.c (c_common_handle_option): Set it with -Wall.
343 * doc/invoke.texi: Document it.
345 2005-12-13 Paul Brook <paul@codesourcery.com>
347 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
348 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
350 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
352 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
353 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
355 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
356 (EXTRA_MULTILIB_PARTS): Define.
358 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
360 PR rtl-optimization/20070 / part1
361 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
362 count_or_remove_death_notes with kill == -1.
363 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
364 registers if PROP_POST_REGSTACK is set.
365 (mark_used_reg): Likewise.
366 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
367 REG_UNUSED notes for stack regs.
368 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
369 to match rtx_equiv_p machinery. Change caller.
370 (outgoing_edges_match): Likewise.
371 (try_crossjump_to_edge): Use struct_equiv_block_eq
372 instead of flow_find_cross_jump.
373 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
374 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
375 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
376 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
377 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
378 (insns_match_p): Update prototype.
379 (flow_find_cross_jump): Remove prototype.
380 (struct_equiv_block_eq, struct_equiv_init): Declare.
381 (rtx_equiv_p, condjump_equiv_p): Likewise.
382 * struct-equiv.c: Include reload.h.
383 (IMPOSSIBLE_MOVE_FACTOR): Define.
384 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
385 (struct_equiv_improve_checkpoint): Likewise.
386 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
387 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
388 (struct_equiv_merge, find_dying_input): Likewise.
389 (resolve_input_conflict, note_local_live): Likewise.
390 (death_notes_match_p): Change parameters and processing
391 to match rtx_equiv_p machinery. Change caller.
392 (insns_match_p): Likewise.
393 (flow_find_cross_jump): Replace with:
394 (struct_equiv_block_eq).
396 Back out this change:
397 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
398 * recog.c (verify_changes): Make it static.
399 * recog.h: Remove the corresponding prototype.
401 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
403 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
404 values.
406 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
408 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
409 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
410 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
411 TARGET_MS1_64_001 appropriately.
412 (ms1_machine_reorg): Use TARGET_MS2.
414 2005-12-13 Jakub Jelinek <jakub@redhat.com>
416 PR debug/25023
417 PR target/25293
418 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
419 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
420 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
421 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
422 Set mode to SI, adjust constraints.
423 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
424 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
425 32-bit code.
427 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
429 * c-cppbuiltin.c (builtin_define_float_constants): Add
430 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
431 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
432 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
433 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
434 to "((double)%sL)" otherwise "%s".
436 2005-12-13 Paul Brook <paul@codesourcery.com>
438 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
439 apcs/atpcs.
441 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
443 * tree-flow.h: Allow compilation with a C++ compiler.
444 (struct edge_prediction): Prefix all field names with "ep_".
445 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
446 (tree_predict_edge, combine_predictions_for_bb): Likewise.
447 (remove_predictions_associated_with_edge): Likewise.
449 2005-12-12 Jeff Law <law@redhat.com>
451 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
452 reassociation code.
453 * passes.c (init_optimization_passes): Run reassociation again
454 after loop optimizations.
456 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
458 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
459 if necessary.
460 (optimize_stmt): Ditto.
461 (canonicalize_comparison): New function.
462 * tree-ssa-operands.c (swap_tree_operands): Make external.
463 (get_expr_operands): Stop auto-canonicalization.
464 * tree-ssa-reassoc.c: Rewrite.
465 (init_optimization_passes):
466 * tree-flow.h (swap_tree_operands): Prototype.
467 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
469 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
471 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
472 indicate function epilogue has been output.
473 (pa_asm_output_mi_thunk): Likewise.
474 (output_deferred_plabels): Put plabels in readonly data section when
475 not generating PIC code.
476 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
477 information. Add assert.
478 (som_output_comdat_data_section_asm_op): New function.
479 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
480 instead of output_section_asm_op for COMDAT sections.
482 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
484 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
485 Fix whitespace in vincinity of to-be-installed changes.
486 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
487 (insns_match_p): Likewise.
489 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
491 * config.gcc (ms1): Replace with ...
492 (mt): ... this.
493 * config/ms1: Rename to ...
494 * config/mt: ... here. Rename ms1 files to mt.
495 * config/mt/mt.c: Adjust gt-mt.h #include.
496 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
497 (crti.o, crtn.o): Adjust file names.
499 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
501 * varray.h: Allow compilation with a C++ compiler.
502 (union varray_data_tag): Prefix all field names with "vdt_".
503 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
504 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
505 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
506 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
507 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
508 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
509 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
510 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
511 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
512 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
513 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
514 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
515 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
516 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
517 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
518 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
519 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
520 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
521 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
522 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
523 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
524 VARRAY_TOP_TREE_PTR): Likewise.
525 * varray.c (varray_grow): Likewise.
526 (varray_clear): Likewise.
528 2005-12-12 Alan Modra <amodra@bigpond.net.au>
530 PR target/25299
531 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
532 alignment to doubleword if the first field is a double array.
533 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
535 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
537 * tree-ssa-structalias.c (process_constraint): Remove code to
538 transform addressofs into scalar.
539 (create_variable_info_for): In whole-program IPA, globals don't
540 point to ANYTHING by default.
542 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
544 * timevar.def (TV_IPA_PTA): New.
545 * tree-pass.h (pass_ipa_pta): New
546 * tree-ssa-structalias.c: Include cgraph.h
547 (in_ipa_mode): New.
548 (predbitmap_obstack): New.
549 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
550 (struct constraint_stats): Add num_edges.
551 (new_var_info): Don't call bitmap_clear.
552 (struct constraint_edge): Update docs.
553 (new_constraint_edge): Remove src param.
554 (struct constraint_graph): Add zero_weight_succs,
555 zero_weight_preds. Update docs.
556 (constraint_expr_equal): Reformat.
557 (constraint_edge_equal): Update for removal of src.
558 (constraint_edge_less): Ditto.
559 (constraint_edge_vec_find): Ditto.
560 (erase_graph_self_edge): Update for removal of src and and zero
561 weight bitmap.
562 (clear_edges_for_node): Ditto.
563 (add_graph_edge): Ditto.
564 (get_graph_weights): Ditto.
565 (allocate_graph_weights): Ditto.
566 (merge_graph_nodes): Ditto.
567 (int_add_graph_edge): Ditto.
568 (valid_graph_edge): Ditto.
569 (valid_weighted_graph_edge): Ditto.
570 (build_constraint_graph): Ditto.
571 (scc_visit): Ditto.
572 (collapse_nodes): Ditto.
573 (process_unification_queue): Ditto.
574 (topo_visit): Ditto.
575 (solve_graph): Ditto.
576 (do_structure_copy): Ditto.
577 (perform_var_substitution): Ditto.
578 Init and release obstack.
579 (handle_ptr_arith): Try to resolve directly.
580 (find_func_aliases): Don't call update_alias_info here
581 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
582 (do_sd_constraint): Add code for propagating faster.
583 Update.
584 (do_ds_constraint): Ditto.
585 (count_num_arguments): New function.
586 (create_function_info_for): Ditto.
587 (create_variable_info_for): Handle FUNCTION_DECL.
588 (intra_create_variable_infos): Use make_constraint_to_anything.
589 (init_alias_vars): Init obstacks here.
590 (need_to_solve): Handle zero weight graph changes.
591 (compute_points_to_sets): Call update_alias_info here.
592 (delete_points_to_sets): Free zero weight preds/succs here.
593 (gate_ipa_pta): New.
594 (ipa_pta_execute): New
596 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
598 * tree-ssa-structalias.c (var_anyoffset): Removed.
599 (anyoffset_tree): Ditto.
600 (anyoffset_id): Ditto.
601 (do_deref): Take vector of constraints, no return value.
602 Update to work on vector.
603 (get_constraint_for): Ditto.
604 (get_constraint_for_component_ref): Ditto.
605 (do_structure_copy): Ditto.
606 (handle_ptr_arith): Ditto.
607 (find_func_aliases): Ditto.
608 (set_uids_in_ptset): Remove anyoffset handling.
609 (init_base_vars): Ditto.
611 2005-12-10 Mark Mitchell <mark@codesourcery.com>
613 PR c++/25010
614 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
615 DECL_EXTERNAL functions have no bodies. Tidy.
617 2005-12-10 Andreas Schwab <schwab@suse.de>
619 * except.c (switch_to_exception_section): Only define if
620 TARGET_UNWIND_INFO is not defined.
622 2005-12-10 Richard Sandiford <richard@codesourcery.com>
624 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
625 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
627 2005-12-10 Richard Sandiford <richard@codesourcery.com>
629 * output.h (init_section, fini_section): Delete.
630 * varasm.c (init_section, fini_section): Delete.
631 (init_varasm_once): Don't initialize them.
632 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
633 there are no corresponding varasm.c variables.
635 2005-12-10 Richard Sandiford <richard@codesourcery.com>
637 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
638 of EH_FRAME_SECTION_NAME into...
639 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
640 if it is still null.
641 * except.c (default_exception_section): Delete, moving most
642 of the code to...
643 (switch_to_exception_section): ...this new function. Set
644 exception_section if it is still null, then switch to it.
645 (output_function_exception_table): Use switch_to_exception_section.
646 * varasm.c (exception_section, eh_frame_section): Update comments.
647 (get_section): Hoist use of SECTION_NAMED.
648 (init_varasm_once): Don't set exception_section and eh_frame_section.
649 * output.h (default_exception_section): Delete.
650 (default_eh_frame_section): Delete.
652 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
654 * config/bfin/bfin.c: Include "cgraph.h".
655 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
656 Return the reg that holds the pointer to the GOT.
657 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
658 doing stack checking.
660 2005-12-09 Diego Novillo <dnovillo@redhat.com>
662 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
663 recompute_tree_invarant_for_addr_expr.
664 Update uses everywhere.
666 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
668 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
669 (MULTILIB_DIRNAMES): Define.
671 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
673 PR target/25311
674 * config/s390/s390.c (struct s390_address): New field literal_pool.
675 (s390_decompose_address): Compute literal_pool field. Do not
676 assume register %r13 is always (and solely) used as pool base.
677 (s390_extra_constraint_str): Use literal_pool field.
679 2005-12-09 Thiemo Seufer <ths@networkno.de>
681 * config/mips/mips.c (override_options): Don't allow too small
682 integers in FP registers.
684 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
686 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
687 targetm.binds_local_p to check for local function calls.
689 2005-12-09 Alan Modra <amodra@bigpond.net.au>
691 PR debug/24908
692 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
693 call_used_regs can't be used to save reg in another reg.
695 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
696 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
698 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
699 abort.
700 * except.c (output_ttype): Likewise.
701 * tree-object-size.c (collect_object_sizes_for): Likewise.
702 (check_for_plus_in_loops_1): Likewise.
703 (check_for_plus_in_loops): Likewise.
704 (compute_object_sizes): Use gcc_unreachable instead of abort.
706 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
708 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
709 (loop_end, loop_init, doloop_end): New insns.
710 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
711 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
712 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
713 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
714 * config/ms1/ms1.c: #include basic-block.h
715 (struct machine_function): Add has_loops field.
716 (ms1_add_loop): New.
717 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
718 (struct loop_info, struct loop_work): New.
719 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
720 (ms1_reorg_loops): New loop optimization.
721 (ms1_machine_reorg): Call it.
722 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
724 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
726 PR tree-optimization/25248
727 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
728 evolution_of_loop from the failed attempt. Remove handling
729 of MULT_EXPR.
731 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
733 * tree.h (DECL_EXTERNAL): Clarify documentation.
735 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
736 Jakub Jelinek <jakub@redhat.com>
738 PR target/25268
739 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
740 argument. Don't drop outer ANDs.
741 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
742 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
743 prototype.
744 * config/s390/predicates.md (setmem_operand): Remove.
745 (shift_count_operand): Rename to...
746 (shift_count_or_setmem_operand): ... this. Adjust
747 s390_decompose_shift_count caller.
748 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
749 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
750 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
751 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
752 rotl<mode>3_and, setmem_long_and): New insns.
753 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
754 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
755 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
756 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
757 of shift_count_operand.
758 (setmem_long): Use shift_count_or_setmem_operand instead of
759 setmem_operand.
761 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
762 Andreas Tobler <a.tobler@schweiz.ch>
764 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
765 tr expression.
767 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
769 * expr.c (force_operand): Use convert_to_mode for conversions.
771 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
773 * reload.h (reg_equiv_invariant): Declare.
774 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
775 register also when reg_equiv_invariant[R] is set.
777 2005-12-07 Richard Sandiford <richard@codesourcery.com>
778 Andreas Tobler <a.tobler@schweiz.ch>
780 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
782 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
784 * tree-ssa-pre.c (bitmap_set_and): New function.
785 (bitmap_set_and_compl): New function.
786 (bitmap_set_empty_p): New function.
787 (insert_extra_phis): New function.
788 (compute_avail): Use insert_extra_phis.
790 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
792 * config/s390/s390.c (s390_expand_atomic): New function.
793 Adjust comment of helper functions.
794 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
795 * config/s390/s390.md ("ATOMIC"): New code macro.
796 ("atomic"): Corresponding new code attribute.
797 ("sync_lock_test_and_set[hq]i",
798 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
800 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
802 * config/s390/s390.c (s390_expand_mask_and_shift,
803 struct alignment_context, init_alignment_context,
804 s390_expand_cs_hqi): New.
805 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
806 * config/s390/s390.md ("sync_compare_and_swaphi",
807 "sync_compare_and_swapqi"): New pattern.
809 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
811 Fix PR tree-optimization/25291
812 * tree-ssa-operands.c (add_call_clobber_ops): Remove
813 redundant and crashing check.
815 2005-12-08 Alan Modra <amodra@bigpond.net.au>
817 PR target/25212
818 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
819 tests further when !strict && reload_in_progress.
820 (print_operand): Check that both operands of indexed address are regs.
821 (print_operand_address): Likewise.
822 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
823 (INT_REG_OK_FOR_BASE_P): Correct.
825 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
827 Preparation for PR rtl-optimization/20070 / part1
828 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
829 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
830 outgoing_edges_match.
831 (outgoing_edges_match): Use condjump_equiv_p.
832 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
833 into..
834 * struct-equiv.c: New file.
835 (death_notes_match_p) New function, broken out of insns_match_p.
836 * Makefile.in (OBJS-common): Add struct-equiv.o.
837 (struct-equiv.o): New target.
839 2005-12-07 Richard Sandiford <richard@codesourcery.com>
841 * coretypes.h: Revert previous change.
842 * config/darwin.h: Revert previous reversion.
843 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
845 2005-12-07 Richard Sandiford <richard@codesourcery.com>
847 * coretypes.h (section): Provide dummy definition for target files.
848 * config/darwin.h: Revert previous change.
850 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
852 * doc/sourcebuild.texi (all.build, install-normal): Remove.
853 * configure.ac: Remove all.build and install-normal from target_list
854 * configure: Regenerate.
855 * Makefile.in (install): Don't depend on install-normal.
857 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
859 * Makefile.in: Document the use of stamps.
861 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
863 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
864 * Makefile.in: Add code to compute some dependencies on s-gtype
865 automatically. Remove the declaration of those dependencies.
867 2005-12-07 Richard Sandiford <richard@codesourcery.com>
869 * gcc/reload.c (push_secondary_reload): Fix typo:
870 s/insn_constraint/scratch_constraint/.
872 2005-12-07 Richard Sandiford <richard@codesourcery.com>
874 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
876 2005-12-07 Richard Sandiford <richard@codesourcery.com>
878 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
879 (alpha_elf_select_rtx_section): Return the selected section rather
880 than emitting assembly code.
881 (alpha_write_linkage): Emit a ".link" directive directly and then
882 set in_section to NULL.
883 (vms_asm_out_constructor): Use switch_to_section.
884 (vms_asm_out_destructor): Likewise.
885 (unicosmk_output_common): Set in_section to NULL instead of calling
886 the dummy common_section function.
887 (unicosmk_text_section): Delete in favor of...
888 (unicosmk_output_text_section_asm_op): ...this new function.
889 (unicosmk_data_section): Delete in favor of...
890 (unicosmk_output_data_section_asm_op): ...this new function.
891 (unicosmk_init_sections): New function.
892 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
893 (unicosmk_output_ssib): Set in_section to NULL instead of calling
894 the dummy ssib_section function.
895 (unicosmk_section_buf): Delete.
896 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
897 (unicosmk_data_section): Delete.
898 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
899 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
900 (SECTION_FUNCTION_TEMPLATE): Delete.
901 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
902 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
903 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
904 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
905 (TARGET_ASM_INIT_SECTIONS): Define.
906 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
907 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
908 (link_section, literals_section): Delete.
909 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
910 set in_section to NULL.
912 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
913 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
914 (COMMON_SECTION): Delete.
915 (TARGET_ASM_INIT_SECTIONS): Define.
916 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
917 the dummy common_section function.
918 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
919 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
920 between readonly_data_section and text_section to check whether
921 read-only data is being put in the text section.
922 (arm_output_function_epilogue): Use switch_to_section.
923 (arm_elf_asm_constructor): Likewise.
924 (thumb_call_via_reg): Replace call to in_text_section with
925 a comparison between in_section and text_section.
926 (arm_file_end): Use switch_to_section.
927 (aof_text_section): Delete in favor of...
928 (aof_output_text_section_asm_op): ...this new function.
929 (aof_data_section): Delete in favor of...
930 (aof_output_data_section_asm_op): ...this new function.
931 (aof_asm_init_sections): New function.
932 (zero_init_section): Moved from config/arm/aof.h.
933 (aof_dump_imports, aof_file_start): Use switch_to_section.
934 * config/arm/arm.h (thumb_call_via_label): Update comment.
935 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
936 (common_section): Delete.
937 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
938 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
939 global switch_to_section function instead of the old port-local one.
940 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
941 (SWITCH_TO_SECTION_FUNCTION): Delete.
942 (drectve_section): Redefine as a macro.
943 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
944 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
945 switch_to_section.
947 * config/avr/avr.c (progmem_section): New variable.
948 (avr_output_progmem_section_asm_op): New function.
949 (avr_asm_init_sections): New function.
950 (avr_output_addr_vec_elt): Use switch_to_section.
951 * config/avr/avr.h (progmem_section): Declare.
952 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
953 (READONLY_DATA_SECTION): Delete.
954 (TARGET_ASM_INIT_SECTIONS): Define.
955 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
956 * config/avr/avr-protos.h (progmem_section): Delete.
958 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
960 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
961 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
963 * config/darwin-sections.def: New file.
964 * config/darwin.c: Define all sections in darwin-sections.def.
965 (output_objc_section_asm_op, darwin_init_sections): New functions.
966 (machopic_output_indirection): Use switch_to_section.
967 (machopic_select_section): Return the selected section rather than
968 emitting assembly code. Replace the static function table with
969 inline conditional expressions. Update the tests of last_text_section
970 and move them into the FUNCTION_DECL block.
971 (machopic_select_rtx_section): Return the selected section rather than
972 emitting assembly code.
973 (machopic_asm_out_constructor, machopic_asm_out_destructor)
974 (darwin_file_end): Use switch_to_section.
975 * config/darwin.h: Use darwin-sections.def to declare sections.
976 (INIT_SECTION_ASM_OP): Remove empty definition.
977 (HAS_INIT_SECTION): Define this instead.
978 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
979 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
980 (TARGET_ASM_EH_FRAME_SECTION): Delete.
981 (TARGET_ASM_INIT_SECTIONS): Define.
982 * config/darwin-protos.h (darwin_init_sections): Declare.
983 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
984 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
985 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
986 (constructor_section, destructor_section, mod_init_section): Delete.
987 (mod_term_section): Delete.
988 (darwin_exception_section, darwin_eh_frame_section): Delete.
989 (machopic_select_section): Return a section.
990 (machopic_select_rtx_section): Likewise.
991 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
992 (const_section, const_coal_section, const_data_section): Delete.
993 (const_data_coal_section, data_coal_section, cstring_section): Delete.
994 (literal4_section, literal8_section, constructor_section): Delete.
995 (mod_init_section, mod_term_section, destructor_section): Delete.
996 (objc_class_section, objc_meta_class_section, objc_category_section)
997 (objc_class_vars_section, objc_instance_vars_section): Delete.
998 (objc_cls_meth_section, objc_inst_meth_section): Delete.
999 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
1000 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
1001 (objc_symbols_section, objc_module_info_section): Delete.
1002 (objc_image_info_section, objc_protocol_section): Delete.
1003 (objc_string_object_section, objc_constant_string_object_section)
1004 (objc_class_names_section, objc_meth_var_names_section): Delete.
1005 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
1006 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
1007 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1008 (darwin_exception_section, darwin_eh_frame_section): Delete.
1009 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1011 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1012 (frv_asm_out_destructor): Likewise.
1013 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1014 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1015 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1016 get_named_section.
1017 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1018 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1019 (data_section): Delete.
1021 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1022 (DRECTVE_SECTION_FUNCTION): Delete.
1023 (drectve_section): Redefine as a macro that sets in_section after
1024 emitting the directive.
1025 (SWITCH_TO_SECTION_FUNCTION): Delete.
1026 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1027 in_text_section with comparison between in_section and text_section.
1028 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1029 rather than emitting assembly code. Use get_named_section.
1030 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1031 get_named_section.
1032 (machopic_output_stub): Use switch_to_section.
1033 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1034 (nwld_named_section_asm_out_destructor): Use get_section and
1035 switch_to_section.
1037 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1038 rather than emitting assembly code.
1039 (ia64_rwreloc_select_section): Likewise.
1040 (ia64_rwreloc_select_rtx_section): Likewise.
1041 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1042 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1043 switch_to_section.
1044 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1045 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1047 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1048 section rather than emitting assembly code.
1049 (iq2000_select_section): Likewise.
1050 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1051 (sbss_section): Delete.
1053 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1054 and get_named_section.
1055 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1057 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1058 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1059 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1060 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1061 in_section to NULL.
1062 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1063 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1064 global switch_to_section function instead of the old port-local one.
1065 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1066 (SWITCH_SECTION_FUNCTION): Delete.
1067 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1068 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1069 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1070 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1071 in_section to NULL.
1072 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1073 global switch_to_section function instead of the old port-local one.
1074 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1076 * config/mips/mips.c (mips_file_start): Update comment.
1077 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1078 (mips_output_aligned_decl_common): Use switch_to_section.
1079 (mips_select_rtx_section): Return the section rather than emitting
1080 assembly code. Use get_named_section.
1081 (mips_function_rodata_section: Likewise get_section.
1082 (build_mips16_function_stub): Use switch_to_section.
1083 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1084 (SDATA_SECTION_ASM_OP): Delete.
1085 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1086 (EXTRA_SECTION_FUNCTIONS): Delete.
1088 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1089 (mmix_asm_output_aligned_local): Use switch_to_section.
1091 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1092 (som_one_only_readonly_data_section): New variables.
1093 (pa_output_function_epilogue): Set in_section to NULL instead of
1094 calling forget_section.
1095 (output_deferred_plabels): Use select_section.
1096 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1097 of calling forget_section.
1098 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1099 (pa_asm_output_aligned_local): Use select_section.
1100 (som_text_section_asm_op): Delete in favor of...
1101 (som_output_text_section_asm_op): ...this new function.
1102 (pa_som_asm_init_sections): New function.
1103 (pa_select_section): Return the section rather than emitting
1104 assembly code.
1105 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1106 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1107 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1108 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1109 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1110 (som_readonly_data_section, som_one_only_readonly_data_section)
1111 (som_one_only_data_section, forget_section): Delete.
1112 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1113 (TARGET_ASM_INIT_SECTIONS): Define.
1114 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1116 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1117 (private_data_section, read_only_private_data_section): New variables.
1118 (sdata2_section, toc_section): New variables.
1119 (rs6000_file_start): Use switch_to_section.
1120 (rs6000_assemble_integer): Use comparisons against in_section
1121 instead of calling in_toc_section and in_text_section. Use
1122 unlikely_text_section_p.
1123 (rs6000_elf_output_toc_section_asm_op): New function, derived
1124 from the old rs6000/sysv4.h toc_section function.
1125 (rs6000_elf_asm_init_sections): New function.
1126 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1127 the section rather than emitting assembly code.
1128 (machopic_output_stub): Use switch_to_section.
1129 (toc_section): Delete dummy function.
1130 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1131 switch_to_section and get_section.
1132 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1133 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1134 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1135 the old rs6000/xcoff.h toc_section function.
1136 (rs6000_xcoff_asm_init_sections): New function.
1137 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1138 the section rather than emitting assembly code.
1139 (rs6000_xcoff_file_start): Use switch_to_section.
1140 (rs6000_xcoff_file_end): Likewise.
1141 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1142 (sdata2_section, sbss_section, private_data_section): Delete.
1143 (read_only_data_section, read_only_private_data_section): Delete.
1144 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1145 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1146 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1147 (FINI_SECTION_FUNCTION): Delete.
1148 (TARGET_ASM_INIT_SECTIONS): Define.
1149 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1150 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1151 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1152 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1153 (READONLY_DATA_SECTION): Delete.
1154 (TARGET_ASM_INIT_SECTIONS): Define.
1155 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1156 to NULL rather than no_section.
1157 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1159 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1161 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1162 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1163 from call to current_function_section.
1165 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1166 (bss100_section): New variable.
1167 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1168 (xstormy16_asm_init_sections): New function.
1169 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1170 switch_to_section and get_section.
1171 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1172 from calls to current_function_section.
1173 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1174 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1175 (TARGET_ASM_INIT_SECTIONS): Define.
1176 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1178 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1179 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1180 (FINI_SECTION_FUNCTION): Delete.
1182 * config/v850/v850.c: Include gt-v850.h.
1183 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1184 (zbss_section): New variables.
1185 (v850_output_aligned_bss): Use switch_to_section.
1186 (v850_asm_init_sections): New function.
1187 (v850_select_section): Return the section rather than emitting
1188 assembly code.
1189 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1190 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1191 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1192 (TARGET_ASM_INIT_SECTIONS): Define.
1193 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1194 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1195 (zbss_section): Delete.
1197 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1199 * config/vx-common.h (vxworks_exception_section): Delete.
1200 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1202 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1203 section rather than emitting assembly code.
1204 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1205 switch_to_section.
1207 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1208 * coretypes.h (section): New union and typedef.
1209 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1210 from call to current_function_section.
1211 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1212 (dbxout_symbol_location): Use switch_to_section.
1213 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1214 most of the code into...
1215 (default_eh_frame_section): ...here. Return a section.
1216 (collect2_eh_frame_section): Delete, moving most of the code into..
1217 (switch_to_eh_frame_section): ...this new function.
1218 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1219 (debug_macinfo_section, debug_line_section, debug_loc_section)
1220 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1221 variables.
1222 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1223 eh_frame_section. Use switch_to_section and get_section.
1224 (dwarf2out_begin_prologue): Use switch_to_section.
1225 (AT_string_form): Check the flags in debug_str_section instead of
1226 DEBUG_STR_SECTION_FLAGS.
1227 (output_comp_unit): Use switch_to_section, get_section, and
1228 debug_info_section.
1229 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1230 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1231 from call to current_function_section.
1232 (dwarf2out_var_location): Use unlikely_text_section_p.
1233 (dwarf2out_source_line): Use switch_to_section. Remove argument
1234 from call to current_function_section.
1235 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1236 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1237 debug_macinfo_section.
1238 (dwarf2out_init): Initialize the new section variables. Use them
1239 instead of calls to named_section_flags. Use switch_to_section.
1240 (output_indirect_string): Use switch_to_section and debug_str_section.
1241 (dwarf2out_finish): Use switch_to_section and the new section
1242 variables.
1243 * except.c (default_exception_section): Return the section instead
1244 of emitting assembly code.
1245 (output_function_exception_table): Use the global exception_section
1246 variable instead of the target hook. Use switch_to_section. Remove
1247 argument from call to current_function_section.
1248 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1249 (shorten_branches): Use pointer comparisons to detect whether the
1250 text section is the same as readonly_data_section.
1251 (profile_function): Use switch_to_section. Remove argument from
1252 call to current_function_section.
1253 (final_scan_insn): Likewise. Update use of last_text_section.
1254 * gengtype.c (open_base_files): Add an include of output.h.
1255 * output.h (text_section, data_section, readonly_data_section)
1256 (ctors_section, dtors_section, bss_section, init_section)
1257 (fini_section, sdata_section): Turn into section pointers.
1258 (in_text_section, in_unlikely_text_section, exports_section)
1259 (drectve_section, named_section, mergeable_string_section)
1260 (last_text_section_name): Delete.
1261 (default_exception_section, default_eh_frame_section): Return sections.
1262 (SECTION_DECLARED, SECTION_NAMED): New macros.
1263 (SECTION_MACH_DEP): Bump value.
1264 (section_common, named_section, unnamed_section): New structures.
1265 (unnamed_section_callback): New typedef.
1266 (section): New union.
1267 (sbss_section, exception_section, eh_frame_section): New variables.
1268 (in_section, last_text_section): Turn into section pointers.
1269 (get_unnamed_section, get_section, get_named_section): New functions.
1270 (mergeable_constant_section, function_section): Return a section.
1271 (unlikely_text_section): Likewise.
1272 (current_function_section): Likewise. Remove the decl argument.
1273 (unlikely_text_section_p, switch_to_section): New functions.
1274 (output_section_asm_op): New function.
1275 (set_named_section_flags, named_section_flags, named_section_real)
1276 (named_section_first_declaration): Delete.
1277 (default_select_section, default_elf_select_section): Return a section.
1278 (default_elf_select_section_1, default_function_rodata_section)
1279 (default_no_function_rodata_section, default_select_rtx_section)
1280 (default_elf_select_rtx_section): Likewise.
1281 * rtl.h (in_data_section): Delete.
1282 * sdbout.c (sdbout_one_type): Use switch_to_section.
1283 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1284 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1285 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1286 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1287 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1288 (TARGET_ASM_OUT): Update after above changes.
1289 * target.h (init_sections): New hook.
1290 (exception_section, eh_frame_section): Delete.
1291 (select_section, select_rtx_section, function_rodata_section): Return
1292 a section rather than emitting assembly code.
1293 * varasm.c (text_section, data_section, readonly_data_section)
1294 (ctors_section, dtors_section, bss_section, init_section)
1295 (fini_section): Turn into section pointers.
1296 (sdata_section, sbss_section, exception_section): New variables.
1297 (eh_frame_section): New variable.
1298 (in_section): Make global and turn into a section pointer.
1299 (last_text_section): Turn into a section pointer.
1300 (unnamed_sections): New variable.
1301 (in_named_name, last_text_section_name): Delete.
1302 (EXTRA_SECTION_FUNCTIONS): Delete.
1303 (in_named_entry): Delete.
1304 (section_htab): New variable, replacing...
1305 (in_named_htab): ...this deleted variable.
1306 (section_entry_eq, section_entry_hash): New functions, based on...
1307 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1308 (get_unnamed_section, get_section): New functions.
1309 (unlikely_text_section): Return a section instead of emitting
1310 assembly code.
1311 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1312 (get_named_section_flags, named_section_first_declaration): Delete.
1313 (unlikely_text_section_p): New function.
1314 (named_section_real, named_section): Delete.
1315 (get_named_section): New function.
1316 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1317 (function_section): Return a section rather than emitting
1318 assembly code.
1319 (current_function_section): Likewise. Remove argument. Use
1320 last_text_section if nonnull, otherwise use function_section.
1321 (default_function_rodata_section): Return a section rather than
1322 emitting assembly code. Use get_section.
1323 (default_no_function_rodata_section): Return a section rather than
1324 emitting assembly code.
1325 (variable_section): Use switch_to_section and get_named_section.
1326 (mergeable_string_section): Return a section rather than emitting
1327 assembly code. Use get_section. Make static. Don't take special
1328 countermeasures for empty strings.
1329 (mergeable_constant_section): Return a section rather than emitting
1330 assembly code. Use get_section.
1331 (default_named_section_asm_out_destructor): Use switch_to_section
1332 and get_section.
1333 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1334 (default_named_section_asm_out_constructor): Use switch_to_section
1335 and get_section.
1336 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1337 (assemble_start_function): Likewise. Set last_text_section to
1338 NULL rather than no_section. Change the type of save_section.
1339 (assemble_zeros, assemble_variable): Use the section flags to detect
1340 whether or not a section is text.
1341 (assemble_static_space): Use switch_to_section.
1342 (assemble_trampoline_template): Likewise.
1343 (output_constant_def_contents): Use switch_to_section and
1344 get_named_section.
1345 (output_constant_pool_1): Use switch_to_section. Use the section
1346 flags to see whether sections contain mergeable data.
1347 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1348 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1349 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1350 whether a section has already been declared.
1351 (default_select_section, default_elf_select_section): Return a
1352 section rather than emitting assembly code.
1353 (default_elf_select_section_1): Likewise. Use bss_section for
1354 SECCAT_BSS if nonnull. Use get_named_section.
1355 (default_select_rtx_section): Return a section rather than
1356 emitting assembly code.
1357 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1358 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1359 (output_section_asm_op, switch_to_section): New functions.
1360 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1361 get_named_section.
1363 * doc/tm.texi: Expand the introduction to the sections documentation.
1364 (TRAMPOLINE_SECTION): Document new interface.
1365 (SDATA_SECTION_ASM_OP): Document new macro.
1366 (READONLY_DATA_SECTION): Delete.
1367 (SDATA_SECTION_ASM_OP): Document new macro.
1368 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1369 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1370 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1371 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1372 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1374 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1376 * gcc.c (init_gcc_specs): Match braces inside conditionally
1377 compiled strings.
1379 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1381 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1383 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1385 PR C++/24138
1386 * tree.c (integer_all_onesp): Always return true if all bits on.
1388 * testsuite/g++.dg/init/array0.C: New.
1390 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1392 * doc/md.texi: Adapt to implementation.
1394 2005-12-06 Andreas Schwab <schwab@suse.de>
1396 * opts.c (decode_options): Fix typo in message.
1398 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1400 PR other/13873
1401 * longlong.h: Merge PPC tests from upstream.
1403 2005-12-06 Richard Guenther <rguenther@suse.de>
1405 * fold-const.c (fold_convert): Do not build and fold
1406 CONVERT_EXPR, but always use NOP_EXPR.
1408 2005-12-06 Jan Beulich <jbeulich@novell.com>
1410 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1411 __builtin_ia32_paddq and __builtin_ia32_subq.
1412 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1413 __builtin_ia32_pshufw.
1414 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1416 2005-12-05 James E Wilson <wilson@specifix.com>
1418 PR target/24934
1419 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1420 is set.
1422 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1424 * print-tree.c (print_node): Ditto.
1425 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1426 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1427 before accessing DECL_ARTIFICIAL.
1428 Handle new tag tree codes.
1429 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1430 changes.
1431 (unmodifiable_var_p): Ditto.
1432 * tree-flow.h (mem_tag_kind): Remove.
1433 (struct var_ann_d): Remove mem_tag_kind member.
1434 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1435 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1436 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1437 (group_aliases): Ditto.
1438 (setup_pointers_and_addressables): Ditto.
1439 (is_escape_site): Ditto.
1440 (may_alias_p): Ditto.
1441 (create_tag_raw): New function.
1442 (create_memory_tag): Use it.
1443 (dump_alias_info): Update for tags.
1444 (may_be_aliased): Ditto.
1445 (add_type_alias): Ditto.
1446 (new_type_alias): Ditto.
1447 (create_sft): Ditto.
1448 (create_structure_vars): Ditto.
1449 * tree-ssa-ccp.c (get_default_value): Ditto.
1450 * tree-ssa-operands.c (get_expr_operands): Ditto.
1451 (add_stmt_operand): Ditto.
1452 (add_call_clobber_ops): Remove duplicated condition.
1453 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1454 tags.
1455 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1456 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1457 * tree.c (init_ttree): Update structures for new tree codes.
1458 (tree_code_size): Update sizes for new tree codes.
1459 (make_node_stat): Don't try to set common things on minimal
1460 structures.
1461 (tree_node_structure): Update for tags.
1462 (is_global_var): Ditto.
1463 * tree.def: Add new tree codes.
1464 * tree.h (MTAG_P): New macro.
1465 (TREE_MEMORY_TAG_CHECK): Ditto.
1466 (SSA_VAR_P): Update for tags.
1467 (struct tree_memory_tag): New structure.
1468 (MTAG_GLOBAL): New macro.
1469 (union tree_node): Add memory tag member.
1470 * treestruct.def (TS_MEMORY_TAG): New.
1472 2005-12-05 Dale Johannesen <dalej@apple.com>
1474 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1475 what was approved (PR 24323).
1477 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1479 * doc/c-tree.texi (Function Bodies): Remove description of
1480 RETURN_INIT.
1482 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1484 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1485 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1486 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1487 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1488 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1489 __divxc3): Document.
1491 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1493 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1494 previous behaviour.
1495 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1496 hook_bool_void_false.
1497 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1498 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1500 * config/darwin.c (machopic_select_section): It's not defined
1501 as weak if it's only marked as weak_import.
1503 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1504 Prototype.
1506 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1507 A hidden weak object does bind locally. Strong linkonce data
1508 counts like any other strong symbol for binding.
1509 (weak_finish_1): Don't specially handle weakrefs, they no longer
1510 arrive here.
1511 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1512 * c-common.c (handle_alias_attribute): Allow static aliases
1513 of variables.
1514 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1515 * gthr-dce.h: Make weakrefs static.
1516 * gthr-tpf.h: Likewise.
1517 * gthr-solaris.h: Likewise.
1518 * gthr-posix.h: Likewise.
1519 * gthr-posix95.h: Likewise.
1520 * config/darwin.c (darwin_encode_section_info): static weakref
1521 variables are not necessarily defined in this translation unit.
1522 * doc/extend.texi (Function Attributes): Mention that an alias
1523 attribute creates a definition for the thing it's attached to.
1524 Change the documentation for weakref to say that the thing
1525 it's attached to must be static.
1527 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1528 we don't go into an infinite loop.
1530 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1532 * config/rs6000/predicates.md (logical_const_operand): Split
1533 out of logical_operand.
1534 (logical_operand): Use it.
1535 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1536 logical_const_operand.
1538 2005-12-05 Jan Beulich <jbeulich@novell.com>
1540 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1541 and IX86_BUILTIN_CMPNESS.
1542 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1543 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1544 * config/i386/i386.md (movti_internal): Correct type attribute.
1545 Simplify mode attribute.
1546 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1547 Correct type attribute.
1548 (absxf2): Correct operator.
1549 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1550 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1551 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1552 mode attribute.
1553 (sse2_vmsqrtv2df2): Correct mode attribute.
1555 2005-12-05 Jan Beulich <jbeulich@novell.com>
1557 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1558 16 bits. Provide insn pattern for this case.
1560 2005-12-05 Jan Beulich <jbeulich@novell.com>
1562 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1563 result.
1564 (__popcountDI2): Likewise.
1566 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1568 PR target/25166
1569 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1570 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1571 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1572 functions.
1574 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1576 * c-typeck.c (null_pointer_constant_p): New function.
1577 (build_conditional_expr, build_c_cast, convert_for_assignment,
1578 build_binary_op): Use it.
1580 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1582 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1583 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1584 CONVERT_EXPR.
1585 (check_function_arguments_recurse): Allow both NOP_EXPR and
1586 CONVERT_EXPR but check conversions preserve precision.
1587 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1588 but check conversions preserve precision.
1589 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1590 default case.
1592 2005-12-04 Roger Sayle <roger@eyesopen.com>
1594 PR c/7776
1595 * common.opt (Wstring-literal-comparison): New command line option.
1596 * c-opts.c (c_common_handle_option): Set it with -Wall.
1597 * c-typeck.c (parser_build_binary_op): Issue warning if either
1598 operand of a comparison operator is a string literal, except for
1599 testing equality or inequality against NULL.
1601 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1603 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1605 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1606 of building a NOP_EXPR.
1607 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1608 NOP_EXPR.
1609 * c-convert.c (convert): Use fold_convert instead of building
1610 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1611 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1612 #if 0 code.
1613 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1614 NOP_EXPR the same as CONVERT_EXPR.
1615 * c-typeck.c (build_function_call): Use fold_convert instead of
1616 building a NOP_EXPR directly.
1617 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1619 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1621 PR rtl-optimization/25197
1622 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1623 have a reg.
1625 2005-12-02 Stuart Hastings <stuart@apple.com>
1627 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1628 warning.
1630 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1632 * c-typeck.c (default_function_array_conversion,
1633 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1634 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1635 orig_op2. Don't check them for NOP_EXPR.
1636 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1637 around integer zero.
1639 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1641 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1642 toc_save_offset, toc_size, lr_size.
1643 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1644 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1645 Adjust for removal of unused rs6000_stack_t fields.
1646 (debug_stack_info): Adjust.
1647 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1648 first, and don't bother checking for set/inc of lr on sibcalls.
1649 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1651 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1653 PR target/25199
1654 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1655 5 if operand 1 is not aligned. Undo previous constraint change.
1656 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1658 2005-12-02 Richard Guenther <rguenther@suse.de>
1660 * tree.h (build): Remove prototype.
1661 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1662 * tree.c (build): Remove.
1663 (build0_stat): Update comment.
1665 2005-12-02 Richard Guenther <rguenther@suse.de>
1667 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1668 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1669 Likewise.
1670 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1671 maybe_fold_offset_to_component_ref): Likewise.
1672 * tree-ssa-dom.c (thread_across_edge,
1673 simplify_rhs_and_lookup_avail_expr,
1674 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1675 Likewise.
1676 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1677 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1678 lower_try_finally_switch): Likewise.
1679 * tree-if-conv.c (add_to_dst_predicate_list,
1680 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1681 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1682 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1683 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1684 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1685 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1686 gimplify_init_ctor_eval, gimplify_init_constructor,
1687 gimplify_variable_sized_compare, gimplify_boolean_expr,
1688 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1689 gimplify_expr, gimplify_body, gimplify_function_tree,
1690 force_gimple_operand): Likewise.
1691 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1692 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1693 mx_register_decls): Likewise.
1694 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1695 get_frame_field, finalize_nesting_tree_1): Likewise.
1696 * tree-inline.c (setup_one_parameter): Likewise.
1697 * tree-vect-transform.c (vectorizable_condition): Likewise.
1698 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1699 Likewise.
1700 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1701 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1702 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1703 * tree-chrec.h (build_polynomial_chrec): Likewise.
1705 2005-12-02 Richard Guenther <rguenther@suse.de>
1707 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1708 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1709 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1710 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1711 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1712 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1713 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1714 Likewise.
1715 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1716 sh_adjust_unroll_max): Likewise.
1717 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1718 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1719 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1720 Likewise.
1721 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1722 Likewise.
1723 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1724 Likewise.
1726 2005-12-02 Richard Guenther <rguenther@suse.de>
1728 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1729 simplify_cond_using_ranges): Use buildN instead of build.
1730 * tree-tailcall.c (adjust_accumulator_values,
1731 adjust_return_value): Likewise.
1732 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1733 generate_element_copy, generate_element_zero,
1734 generate_one_element_init): Likewise.
1735 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1736 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1737 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1738 perfect_nestify): Likewise.
1740 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1742 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1744 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1746 * ggc.h (GGC_RESIZEVEC): New.
1748 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1750 * gcc.c (execute): Improve readability.
1752 2005-12-02 Richard Guenther <rguenther@suse.de>
1754 * tree-cfg.c (mark_used_vars): New function.
1755 (dump_function_to_file): Dump only used VAR_DECLs.
1757 2005-12-02 Richard Guenther <rguenther@suse.de>
1759 * convert.c (convert_to_integer): Fix compare for nonpositive
1760 constant to use tree_int_cst_sgn <= 0.
1762 2005-12-02 Richard Guenther <rguenther@suse.de>
1764 * convert.c (convert_to_integer): Use fold_convert instead
1765 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1766 instead of comparing against 0. Use build_int_cst instead
1767 of converting integer_zero_node.
1769 2005-12-02 Richard Guenther <rguenther@suse.de>
1771 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1772 and RROTATE_EXPR.
1774 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1776 PR target/21017
1777 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1778 rotates.
1780 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1782 PR middle-end/25176
1783 * function.c (expand_function_end): Emit blockage for unwinder
1784 after return label.
1786 2005-12-01 Roger Sayle <roger@eyesopen.com>
1788 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1789 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1790 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1791 integer constant comparisons.
1793 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1794 Janis Johnson <janis187@us.ibm.com>
1795 David Edelsohn <dje@watson.ibm.com>
1796 Ben Elliston <bje@au.ibm.com>
1798 * dfp.h, dfp.c: New files.
1799 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1800 (DECNUM_H): Likewise.
1801 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1802 (INCLUDES): Append $(DECNUMINC).
1803 (OBJS-common): Add dfp.o.
1804 (dfp.o): New rule.
1805 * real.h (EXP_BITS): Pinch one bit to ..
1806 (struct real_value): Add decimal field.
1807 (real_format): Change table size, update documentation.
1808 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1809 (real_from_string3): Declare.
1810 (decimal_single_format): Declare.
1811 (decimal_double_format): Declare.
1812 (decimal_quad_format): Declare.
1813 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1814 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1815 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1816 * real.c: Include dfp.h.
1817 (normalize): Early return for decimal floats.
1818 (do_add): Zero decimal field.
1819 (do_compare): Call do_decimal_compare for decimal floats.
1820 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1821 (real_arithmetic): Call decimal_real_arithmetic for decimal
1822 floating point operands.
1823 (real_identical): If a and b are of differing radix, return false.
1824 (real_to_integer): Call decimal_real_to_integer if the value is a
1825 decimal float.
1826 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1827 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1828 (real_to_hexadecimal): Place "N/A" in the return string for
1829 decimal float.
1830 (real_from_string3): New variant, given a mode.
1831 (real_maxval): Use decimal_real_maxval for decimal floats.
1832 (round_for_format): Use decimal_round_for_format for decimals.
1833 (real_convert): Use decimal_real_convert where appropriate.
1834 (significand_size): Handle base 10.
1835 (encode_decimal_single, decode_decimal_single,
1836 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1837 decode_decimal_quad): New functions.
1838 (decimal_single_format): New.
1839 (decimal_double_format): New.
1840 (decimal_quad_format): New.
1841 * machmode.def: Add SD, DD and TD decimal floating point modes.
1842 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1843 Include MODE_DECIMAL_FLOAT.
1844 (DECIMAL_FLOAT_MODE_P): New.
1845 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1846 * genmodes.c (struct mode_data): Add counter field.
1847 (struct mode_data): Update comment for format.
1848 (blank_mode): Initialise counter field.
1849 (new_mode): Increment counter field for each mode defined.
1850 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1851 using a format.
1852 (make_complex_modes): Handle modes containing `D'.
1853 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1854 (make_decimal_float_mode): New.
1855 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1856 (cmp_modes): Compare counter field if other characteristics
1857 similar.
1858 (emit_real_format_for_mode): Support formats for decimal floats.
1859 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1860 Document MODE_DECIMAL_FLOAT.
1862 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1864 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1865 Delete dead code.
1867 2005-12-01 Richard Henderson <rth@redhat.com>
1869 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1871 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1873 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1875 * config/pa/pa.c (pa_init_builtins): If we detect
1876 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1877 putc_unlocked.
1879 2005-12-01 Richard Guenther <rguenther@suse.de>
1881 * fold-const.c (fold_binary): Use fold_build2, not
1882 fold (build (...)).
1884 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1886 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1888 * vec.h (VEC_block_remove): New.
1890 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1892 PR c/13384
1893 * c-common.c (lvalue_error): Fix wording.
1895 2005-12-01 Richard Guenther <rguenther@suse.de>
1897 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1898 thinko in last patch.
1900 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1902 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1903 than -flat_namespace.
1905 2005-12-01 Ben Elliston <bje@au.ibm.com>
1907 * mklibgcc.in: Parameterise the script to build soft float
1908 functions by iterating over each type, rather than cloning the
1909 code for each type.
1911 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1913 PR middle-end/25158
1914 * builtins.c (fold_builtin_fputs): Defer check for missing
1915 replacement functions.
1917 2005-11-30 Kean Johnston <jkj@sco.com>
1919 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1920 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1922 2005-11-30 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/22501
1925 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1926 function split out from ...
1927 (forward_propagate_addr_expr): ... here. Use it to propagate
1928 ADDR_EXPRs to all uses.
1930 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1932 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1933 * builtins.c (expand_builtin_mathfn): Use them.
1934 (expand_builtin_mathfn_2): Likewise.
1935 (expand_builtin_mathfn_3): Likewise.
1936 (expand_builtin_int_roundingfn): Likewise.
1937 (expand_builtin): Likewise.
1938 (integer_valued_real_p): Likewise.
1939 (fold_builtin_int_roundingfn): Likewise.
1940 (fold_builtin_bitop): Likewise.
1941 (fold_builtin_logarithm): Likewise.
1942 (fold_builtin_1): Likewise.
1943 * convert.c (convert_to_integer): Likewise.
1944 * fold-const.c (negate_mathfn_p): Likewise.
1945 (tree_expr_nonnegative_p): Likewise.
1947 2005-11-30 Dale Johannesen <dalej@apple.com>
1948 Andrew Pinski <pinskia@physics.uc.edu>
1950 * combine.c (find_split_point): Sign extend bitmask
1951 when changing bitfield assignment to IOR of AND.
1953 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1955 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1956 clobber to scratch reg.
1957 (*decrement_and_branch_until_zero_no_clobber): Remove.
1958 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1959 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1960 * config/ms1/ms1.opt (mmul): Remove.
1961 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1962 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1964 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1965 Bernd Schmidt <bernd.schmidt@analog.com>
1967 * pa/predicates.md (symbolic_operand): Add comment.
1968 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1969 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1970 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1971 (pa_secondary_reload_class): Delete.
1972 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1973 and pa_secondary_reload_class. Reorder some checks. Update inline
1974 copy of symbolic operand.
1975 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1977 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1979 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1980 jump.
1982 2005-11-30 Jeff Law <law@redhat.com>
1984 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1985 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1987 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1989 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1990 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1991 (ia64_expand_move): Adjust caller.
1993 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1994 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1995 negate VAL.
1997 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1999 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
2000 Always produce an output if we can remove NEGs or canonicalize
2001 (minus (minus ...)) expressions. Provide a fast path for the
2002 two-operand case.
2003 (simplify_gen_binary): Do not call simplify_plus_minus.
2004 (simplify_binary_operation_1): Reassociate at the end of the
2005 function.
2007 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2009 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2010 moves and unpack to speed up.
2012 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2014 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2015 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2016 (gen_v9_scc): Update callers.
2017 * config/sparc/sparc.md: Likewise.
2018 * config/sparc/sparc-protos.h: Update extern declaration.
2020 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2022 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2024 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2025 the if.
2027 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2029 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2030 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2031 (negate_expr): Here.
2033 2005-11-29 Ben Elliston <bje@au.ibm.com>
2035 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2036 Fix typo in comment.
2038 2005-11-29 Ben Elliston <bje@au.ibm.com>
2040 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2041 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2043 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2045 PR middle-end/20109
2046 PR middle-end/25120
2047 * builtins.c (init_target_chars): New.
2048 (expand_builtin_printf, expand_builtin_fprintf,
2049 expand_builtin_sprintf, fold_builtin_sprintf,
2050 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2051 fold_builtin_snprintf_chk, fold_builtin_printf,
2052 fold_builtin_fprintf): Check for matching format strings using
2053 the target charset.
2055 2005-11-29 Paul Brook <paul@codesourcery.com>
2057 * config.gcc: Do not use fixproto on m68k-elf.
2059 2005-11-28 Roger Sayle <roger@eyesopen.com>
2061 * expmed.c (div_cost): Replace with...
2062 (sdiv_cost, udiv_cost): New.
2063 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2064 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2065 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2066 (expand_divmod): Replace use of div_cost with either sdiv_cost
2067 or udiv_cost depending upon the signedness of the operation.
2069 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2071 PR libfortran/24991
2072 * config/darwin.c (machopic_indirection_name,
2073 machopic_output_indirection): Follow transparent alias chain.
2075 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2077 * varasm.c (ultimate_transparent_alias_target): Add comment.
2079 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2081 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2082 SET_SRC instead of XEXP where appropriate.
2084 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2086 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2087 __builtin_expect.
2089 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2091 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2092 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2093 bit at a time.
2095 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2097 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2098 secondary_input_reload_class, made static. Adapt to new
2099 infrastructure.
2100 (secondary_output_reload_class): Delete.
2101 (TARGET_SECONDARY_RELOAD): New macro.
2102 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2103 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2105 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2107 PR c++/21166
2108 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2109 when its natural alignment is > BITS_PER_UNIT.
2110 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2111 * c-common.c (handle_packed_attribute): Ignore packing on a field
2112 whose type is naturally char aligned.
2114 2005-11-28 Richard Guenther <rguenther@suse.de>
2116 * c-common.c (strict_aliasing_warning): Handle all
2117 component-ref like accesses.
2119 2005-11-28 Roger Sayle <roger@eyesopen.com>
2120 Uros Bizjak <uros@kss-loka.si>
2122 PR middle-end/20219
2123 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2124 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2125 when flag_unsafe_math_optimizations is set and
2126 we don't care about NaNs or Infinities.
2128 Move x/expN(y) and x/pow(y,z) transformation into common
2129 flag_unsafe_math_optimizations section.
2131 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2133 * gcc.c (main): Change type of argv to "char **".
2135 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2137 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2138 small data sections.
2139 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2140 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2141 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2142 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2143 output locals to sbss if !rs6000_elf_in_small_data_p.
2144 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2146 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2148 PR target/24997
2149 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2150 generated by reload.
2151 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2152 indexed_or_indirect_address.
2153 (indexed_or_indirect_address): Don't test for base reg. Call
2154 address_operand last. Make it a special predicate.
2156 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2158 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2160 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2162 PR middle-end/24575
2163 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2164 is undefined.
2165 (negate_expr): Likewise.
2167 2005-11-27 Andreas Schwab <schwab@suse.de>
2169 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2170 redundant parens.
2172 2005-11-27 Steven Bosscher <stevenb@suse.de>
2174 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2175 has EH predecessor edges.
2177 2005-11-26 Eric Christopher <echristo@apple.com>
2179 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2180 register stalls by zero extending to the full register.
2182 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2184 * config/floatunsisf.c, config/floatunsidf.c,
2185 config/floatunsixf.c, config/floatunsitf.c: New files.
2186 * config/ia64/t-hpux: Add floatunsitf.c.
2187 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2188 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2190 2005-11-26 Richard Henderson <rth@redhat.com>
2192 * c-lex.c (pragma_lex): Rename from c_lex.
2193 * c-pch.c: Update for pragma_lex rename.
2194 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2195 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2196 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2197 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2198 * doc/tm.texi: Likewise.
2200 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2202 PR middle-end/23669
2203 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2204 when overflow is undefined.
2206 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2208 * doc/md.texi (Insn Canonicalizations): Refer to the
2209 function commutative_operand_precedence for further rules.
2211 2005-11-25 Roger Sayle <roger@eyesopen.com>
2213 PR middle-end/21309
2214 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2215 is less than zero. Limit mult_cost to a reasonable upper bound for
2216 the synthetic multiplication sequence.
2218 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2220 PR middle-end/25022
2221 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2222 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2223 Lookup the explicit replacement functions for any unlocked
2224 stdio builtin transformations.
2226 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2228 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2229 earlyclobber.
2230 * targhooks.c (default_secondary_reload): Don't require operand 2
2231 for an input reload to be earlyclobber.
2233 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2235 * fold-const.c (negate_mathfn_p): Fix comment and add support
2236 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2237 BUILT_IN_ATANH.
2239 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2241 PR middle-end/24998
2242 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2243 _Q_ulltoq for unsigned conversions from SImode and DImode to
2244 TFmode.
2246 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2248 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2249 (__floatundidf, __floatundisf): Likewise.
2251 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2253 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2254 (rs6000_override_options): Remove initialization of
2255 rs6000_sr_alias_set.
2256 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2257 (rs6000_emit_stack_tie): Same.
2258 (emit_frame_save): Same.
2259 (gen_frame_mem_offset): Same.
2260 (rs6000_emit_prologue): Same.
2261 (rs6000_emit_epilogue): Same.
2263 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2265 PR middle-end/24989
2266 * fold-const.c (fold_build): Convert bool_var != 1 and
2267 bool_var == 0 to !bool_var.
2269 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2271 PR middle-end/24990
2272 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2273 for C being INTEGER_CST. Likewise for !=.
2275 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2277 PR middle-end/24998
2278 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2279 unsigned conversions from SImode to TFmode.
2281 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2283 * expr.c (expand_expr_real_1): Fix error in last change.
2285 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2287 * caller-save.c: (this_insn_sets): Move into:
2288 (save_call_clobbered_regs).
2289 (mark_set_regs): Get this_insn_sets from data.
2291 (save_call_clobbered_regs): Take sets of the return value by
2292 sibcalls into account.
2294 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2295 PR target/21623:
2297 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2298 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2299 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2300 (memory_move_secondary_cost, init_reg_autoinc): Remove
2301 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2302 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2303 secondary_reload_class call.
2304 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2305 callers.
2306 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2307 (push_secondary_reload): Use secondary_reload target hook.
2308 (secondary_reload_class, scratch_reload_class): New functions.
2309 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2310 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2311 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2312 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2313 (secondary_reload_class, scratch_reload_class): Declare.
2314 * reload1.c: Include target.h.
2315 (reload_adjust_reg_for_temp): New function.
2316 (reload_adjust_reg_for_icode): Likewise.
2317 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2318 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2319 call.
2320 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2321 for inheritance. Support case when both secondary & tertiary reloads
2322 are for intermediate registers.
2323 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2324 with secondary_reload_class call. Support case when both secondary
2325 & tertiary reloads are for intermediate registers.
2326 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2327 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2328 * target.h (secondary_reload_info): New struct / typedef.
2329 (struct gcc_target): New member secondary_reload.
2330 * targhooks.c Include reload.h, optabs.h and recog.h.
2331 (default_secondary_reload): New function.
2332 * targhooks.h (default_secondary_reload): Declare.
2333 * doc/tm.texi: Document secondary_reload target hook. Update
2334 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2335 * doc/md.texi: Likewise.
2337 * sh-protos.h (sh_secondary_reload): Declare.
2338 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2339 (sh_secondary_reload): New function.
2340 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2341 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2342 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2343 (HAVE_SECONDARY_RELOADS): Define.
2344 * sh.md (reload_indf): Rename to:
2345 (reload_indf__frn).
2346 (reload_outdf): Rename to:
2347 (reload_outdf__RnFRm).
2348 (reload_insf): Rename to:
2349 (reload_insf__frn).
2350 (reload_insi): Rename to:
2351 (reload_insi__i_fpul).
2353 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2355 * configure.ac: Require at least texinfo 4.4.
2356 * configure: Regenerate.
2358 * doc/install.texi (Tools/packages necessary for building GCC):
2359 Update required version of texinfo to at least 4.4.
2360 (Installing GCC: Building): Update required version of texinfo
2361 to at least 4.4.
2362 (Installing GCC: Final installation): Update required version
2363 of texi2dvi to at least 4.4.
2364 (Host/target specific installation notes for GCC): Update required
2365 version of texinfo to at least 4.4.
2367 2005-11-24 Richard Guenther <rguenther@suse.de>
2368 Dirk Mueller <dmueller@suse.de>
2370 PR c++/14024
2371 * c-common.h (strict_aliasing_warning): Declare.
2372 * c-common.c (strict_aliasing_warning): New function,
2373 split out from ...
2374 * c-typeck.c (build_c_cast): ... here.
2376 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2378 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2379 to order operands.
2380 (swap_commutative_operands_with_target): New.
2382 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2384 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2385 also when doing PRE, rather than only for global CPROP.
2387 2005-11-24 Ben Elliston <bje@au.ibm.com>
2389 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2390 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2391 formatting.
2392 (expand_twoval_unop): Likewise.
2393 (widen_clz): Likewise.
2394 (expand_parity): Likewise.
2395 (expand_unop): Likewise.
2396 (emit_cmp_and_jmp_insn_1): Likewise.
2397 (prepare_float_lib_cmp): Likewise.
2399 2005-11-24 Ben Elliston <bje@au.ibm.com>
2401 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2402 Remove unused `class' variable.
2404 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2406 PR c++/21667
2407 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2408 C/C++ diagnostic function warn_array_subscript_with_type_char.
2409 * c-common.h (warn_array_subscript_with_type_char): Declare.
2410 * c-common.c (warn_array_subscript_with_type_char): Define.
2412 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2414 PR c/21668
2415 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2416 compiling at the intersection of C and C++.
2418 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2420 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2421 List @file in the option summary. Include the libiberty
2422 documentation for @file.
2423 * gcc.c (main): Call expandargv.
2424 * Makefile.in (gcc-vers.texi): Define srcdir.
2426 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2428 * passes.c (init_optimization_passes): Document
2429 sequencing of passes.
2431 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2433 * config/m68k/predicates.md (pcrel_address, extend_operator,
2434 post_inc_operand, pre_dec_operand): Remove redundant
2435 conditionals.
2436 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2437 instead of abort.
2438 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2440 2005-11-23 Ben Elliston <bje@au.ibm.com>
2442 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2444 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2446 Preparatory work for PR target/21623:
2447 * alpha.c (secondary_reload_class): Rename to:
2448 (alpha_secondary_reload_class).
2449 * alpha.h, alpha-protos.h: Likewise.
2450 * mn10300.c (secondary_reload_class): Rename to:
2451 (mn10300_secondary_reload_class).
2452 * mn10300.h, mn10300-protos.h: Likewise.
2453 * pa.c (secondary_reload_class): Rename to:
2454 (pa_secondary_reload_class).
2455 * pa.h, pa-protos.h: Likewise.
2456 * rs6000.c (secondary_reload_class): Rename to:
2457 rs6000_secondary_reload_class.
2458 * rs6000.h, rs6000-protos.h: Likewise.
2460 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2462 PR middle-end/22561
2463 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2465 2005-11-22 Ian Lance Taylor <ian@airs.com>
2467 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2468 a mode_class.
2469 (prepare_cmp_insn): Likewise.
2471 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2473 PR target/23435
2474 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2475 if both operands[0] and operands[1] are memory.
2477 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2479 PR middle-end/23606
2480 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2481 COMPARISON_CLASS_P and an integral types create create a new
2482 expression with the new type and fold that.
2484 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2486 PR target/24988
2487 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2488 to SUBTARGET_OS_CPP_BUILTINS.
2490 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2492 * arm.c (emit_set_insn): New function.
2493 (arm_split_constant): Call it.
2494 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2495 (arm_legitimize_address): Likewise. Use plus_constant.
2496 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2497 (thumb_expand_prologue): Likewise.
2498 (arm_gen_load_multiple): Use VOIDmode in SET.
2499 (arm_gen_store_multiple): Likewise.
2500 (vfp_emit_fstmx): Likewise. Use plus_constant.
2501 (emit_multi_reg_push): Likewise.
2502 (emit_sfm): Use plus_constant.
2504 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2506 PR target/24954
2507 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2508 typo last change.
2510 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2512 PR middle-end/24950
2513 * expmed.c (store_bit_field): Don't attempt to insv a field
2514 larger than the reg.
2516 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2518 PR target/24954
2519 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2520 explicit sign extension, not a (char) cast.
2522 2005-11-22 Ben Elliston <bje@au.ibm.com>
2524 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2525 GET_MODE_CLASS (x) == MODE_FLOAT.
2526 * config/i386/i386.c: Likewise.
2527 * config/rs6000/xcoff.h: Likewise.
2528 * config/rs6000/linux64.h: Likewise.
2529 * config/rs6000/rs6000.c: Likewise.
2530 * config/rs6000/rs6000.h: Likewise.
2531 * config/rs6000/predicates.md: Likewise.
2532 * config/rs6000/sysv4.h: Likewise.
2534 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2536 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2537 flag_pic is set.
2539 * config/alpha/freebsd.h, config/alpha/linux.h,
2540 config/arm/linux-elf.h, config/bfin/bfin.h,
2541 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2542 config/i386/beos-elf.h, config/i386/gnu.h,
2543 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2544 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2545 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2546 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2547 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2548 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2549 config/sparc/linux.h, config/sparc/linux64.h,
2550 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2552 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2553 are both defined when either flag -fpic or -fPIC are used.
2555 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2557 * config/fp-bit.c (clzusi): New function.
2558 (si_to_float, usi_to_float): Use it to compute proper shift.
2559 (usi_to_float): Preserve guard bits when shifting right.
2560 * libgcc-std.ver (GCC_4.2.0): New version.
2561 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2562 __floatundisf): New functions.
2563 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2564 __floatundisf): Declare.
2565 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2566 _floatundixf, and _floatunditf.
2567 * optabs.c (expand_float): If target does not define a pattern for
2568 signed or unsigned conversion, use an unsigned libcall instead of
2569 a signed one.
2570 (init_optabs): Initialize ufloat_optab.
2572 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2574 * config/rs6000/rs6000.opt (mmulhw): New option.
2575 * doc/invoke.texi (-mmulhw): Document.
2576 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2577 for 405 and 440.
2578 * config/rs6000/rs6000.md: Add half-word multiply and
2579 multiply-accumulate instructions for 405 and 440.
2581 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2583 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2584 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2585 default now includes a linker group which makes the RTEMS one nest.
2587 2005-11-22 Ben Elliston <bje@au.ibm.com>
2589 * cse.c (fold_rtx): Typo fix.
2590 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2592 2005-11-21 Richard Henderson <rth@redhat.com>
2594 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2595 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2597 * c-tree.h (lookup_name): Move declaration ...
2598 * c-common.h (lookup_name): ... here.
2599 * config/darwin-c.c: Include c-common.h.
2600 * config/t-darwin: Update dependencies.
2602 2005-11-22 Ben Elliston <bje@au.ibm.com>
2604 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2605 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2606 * genopinit.c (gen_insn): Likewise.
2607 * reload.c (find_equiv_reg): Likewise.
2608 * loop.c (load_mems): Likewise.
2609 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2610 * cse.c (find_comparison_args, fold_rtx): Likewise.
2611 * dwarf2out.c (add_const_value_attribute): Likewise.
2612 * expr.c (convert_move): Likewise.
2613 * recog.c (general_operand, register_operand): Likewise.
2614 * reg-stack.c (replace_reg): Likewise.
2615 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2616 * c-common.c (handle_vector_size_attribute): Likewise.
2617 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2618 (simplify_binary_operation_1): Likewise.
2619 (simplify_const_binary_operation): Likewise.
2620 (simplify_relational_operation): Likewise.
2621 (simplify_const_relational_operation): Likewise.
2622 (simplify_immed_subreg): Likewise.
2623 * emit-rtl.c (gen_lowpart_common): Likewise.
2624 * expmed.c (expand_mult): Likewise.
2625 * stor-layout.c (layout_type): Likewise.
2627 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2629 PR target/24951
2630 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2631 cst2 only for SPE vectors.
2633 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2635 PR target/24953
2636 * config/rs6000/predicates.md (vrsave_operation): Check
2637 UNSPEC_VOLATILE value.
2639 2005-11-21 Jan Hubicka <jh@suse.cz>
2641 PR tree-optimization/24653
2642 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2644 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2646 * config/i386/predicates.md (ax_reg_operand): New predicate.
2647 (memory_displacement_only_operand): New predicate.
2648 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2649 operand is AX register and the other operand is memory operand
2650 with displacement only.
2652 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2654 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2655 if we don't care about NaNs or Infinities.
2657 2005-11-20 Ian Lance Taylor <ian@airs.com>
2659 PR rtl-optimization/24883
2660 * combine.c (combinable_i3pat): When checking whether the
2661 destination of i3 is used in i3, consider paradoxical subregs.
2663 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2665 PR middle-end/20583
2666 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2668 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2670 * combine.c (try_combine): Do not run subst on i1src and i2src in
2671 the case of generating a PARALLEL for a comparison.
2673 2005-11-20 Richard Henderson <rth@redhat.com>
2675 PR 24931
2676 * tree-sra.c (struct sra_elt): Add all_no_warning.
2677 (struct sra_walk_fns) <use>: Add use_all argument.
2678 (sra_walk_expr): Pass it.
2679 (sra_walk_modify_expr): Likewise.
2680 (scalarize_ldst): Likewise.
2681 (scan_use): Update for new argument.
2682 (mark_no_warning): New.
2683 (scalarize_use): Use it.
2685 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2687 * expr.c (expand_expr_real): Use usmul_optab for widening
2688 signed * unsigned multiplies.
2689 * genopinit.c (optabs): Add usmul_widen_optab.
2690 * optabs.c (init_optabs): Likewise.
2691 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2692 (usmul_widen_optab): Define.
2693 * config/bfin/bfin.md (usmulhisi3): New pattern.
2695 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2697 2005-11-20 Graham Stott <btinternet.com>
2699 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2701 2005-11-20 Andreas Schwab <schwab@suse.de>
2703 PR target/24757
2704 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2705 insn.
2707 2005-11-19 Richard Henderson <rth@redhat.com>
2709 PR tree-opt/24665
2710 * tree-gimple.c (is_gimple_id): Export.
2711 * tree-gimple.h (is_gimple_id): Declare.
2712 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2713 (get_default_value): Use it.
2714 (maybe_fold_stmt_indirect): Likewise.
2716 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2718 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2719 than VR1 or vice-versa.
2721 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2723 PR middle-end/24912
2724 PR middle-end/24750
2725 * reload.c (find_reloads_address_1): Mention dependency on
2726 gen_reload.
2727 * reload1.c (gen_reload): For IN with an unary operation, try
2728 moving inner expression to OUT if trivial SET is not valid.
2729 Confirm that the result is valid. Move common code block into...
2730 (emit_insn_if_valid_for_reload): New function.
2732 2005-11-19 Richard Guenther <rguenther@suse.de>
2734 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2735 ARRAY_REFs of constant strings.
2737 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2739 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2740 fatal format string.
2742 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2744 * combine.c (make_compound_operation): Swap operands of
2745 commutative operation if necessary before returning.
2747 2005-11-19 Richard Guenther <rguenther@suse.de>
2749 PR middle-end/23294
2750 * fold-const.c (fold_plusminus_mult_expr): New function.
2751 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2752 cases, remove now unnecessary code.
2754 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2756 * gensupport.c (old_preds): Rename to std_preds, add special field.
2757 (struct old_pred_table): Rename to struct std_pred_table, add special
2758 field.
2759 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2760 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2761 (init_predicate_table): Adjust, and set along the way whether a
2762 predicate is special.
2764 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2766 * BASE-VER: Change to 4.2.0.
2768 2005-11-18 James E Wilson <wilson@specifix.com>
2770 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2771 returning it.
2773 2005-11-18 Mike Stump <mrs@apple.com>
2775 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2776 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2777 * c-decl.c (lookup_name_two) Remove.
2778 * c-tree.h (lookup_name_two): Remove.
2779 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2780 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2781 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2782 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2784 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2786 PR target/24914
2787 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2788 when not generating code to use that co-processor.
2790 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2792 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2793 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2794 these functions are now in tree-phinodes.c.
2796 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2798 * config/bfin/bfin.md (trap): New pattern.
2800 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2802 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2803 on types.
2805 * expr.c (expand_expr_real): Don't call record_block_change unless
2806 ib_boundaries_block is non-null
2808 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2810 * fold-const.c (build_range_check): Use proper type for subtraction
2811 when merging lower bound.
2813 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2815 PR rtl-optimization/24497
2816 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2817 the copied insn.
2819 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2821 * tree-scalar-evolution.c (expression_expensive_p): New function.
2822 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2824 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2826 * config/bfin/crtlibid.s: New file.
2828 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2830 PR target/24348
2831 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2832 when not using sjlj exceptions.
2833 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2834 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2835 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2836 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2837 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2838 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2839 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2840 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2841 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2842 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2843 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2844 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2845 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2846 defines.
2847 * config/pa/hpux-unwind.h: New file.
2849 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2851 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2852 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2853 * varasm.c (do_assemble_alias): Adjust call.
2854 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2855 is defined.
2856 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2858 2005-11-17 James E Wilson <wilson@specifix.com>
2860 * tree.def (FUNCTION_DECL): Correct typo in comment.
2862 2005-11-17 Richard Henderson <rth@redhat.com>
2864 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2865 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2866 and DW_CFA_def_cfa_sf.
2867 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2868 (dbx_reg_number): Don't assert particular registers here.
2869 (based_loc_descr): ... do it here instead. Fold in ...
2870 (eliminate_reg_to_offset): ... this function.
2871 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2872 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2873 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2874 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2875 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2876 (instantiate_virtual_regs): Likewise.
2877 * var-tracking.c (adjust_stack_reference): Likewise.
2878 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2880 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2882 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2883 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2884 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2885 crtlibid.o.
2886 ($(T)crtlibid.o): New rule.
2888 2005-11-16 Richard Guenther <rguenther@suse.de>
2890 PR middle-end/24851
2891 * fold-const.c (extract_array_ref): Return byte offset
2892 in all cases.
2893 (fold_binary): Fold &x[a] CMP &x[b] to
2894 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2895 behavior.
2897 2005-11-16 Richard Henderson <rth@redhat.com>
2899 PR middle-end/23497
2900 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2901 parts of an SSA_NAME.
2903 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2905 PR target/24861
2906 * arm.md (split for movsf with immediate): Restrict split to insns
2907 that set a general register.
2909 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2911 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2912 uw_update_context.
2913 * unwind-dw2.c (uw_advance_context): Likewise.
2914 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2915 _Unwind_SjLj_Unregister.
2916 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2918 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2920 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2922 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2924 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2925 langhook to get a DImode integer type.
2927 2005-11-16 Richard Henderson <rth@redhat.com>
2928 J"orn Rennecke <joern.rennecke@st.com>
2929 Ulrich Weigand <uweigand@de.ibm.com>
2931 PR rtl-opt/24160
2932 PR target/24621
2933 * reload1.c (reg_equiv_invariant): New.
2934 (reload): Allocate, initialize, and free it.
2935 (calculate_needs_all_insns): Check it when skipping equivalence
2936 setting insns.
2937 (alter_reg): Likewise.
2938 (eliminate_regs_1): Rename from eliminate_regs. Add new
2939 may_use_invariant argument; only use reg_equiv_invariant when true.
2940 (eliminate_regs): New.
2941 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2942 a context for which may_use_invariant may be true.
2944 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2946 * fold-const.c (const_binop): Don't constant fold the operation
2947 if the result has overflowed and flag_trapping_math.
2948 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2950 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2952 * config/arm/unwind-arm.c (abort): Add prototype here.
2953 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2954 (struct phase1_vrs): Add prev_sp.
2955 (unwind_phase2_forced): Save the original core registers instead of
2956 modifying entry_vrs. Take a new flag argument for resuming unwinding
2957 and set action flags accordingly. Always set _US_END_OF_STACK when
2958 get_eit_entry fails. Unwind before calling the stop function.
2959 (_Unwind_GetCFA): New function.
2960 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2961 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2962 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2963 just call unwind_phase2_forced.
2964 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2965 * config/arm/unwind-arm.h (abort): Remove prototype.
2966 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2967 prototypes.
2968 (_Unwind_GetCFA): New prototype.
2969 * config/arm/pr-support.c (abort): Add prototype here.
2970 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2971 forced unwinding.
2972 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2973 not schedule the prologue with non-call exceptions and EABI.
2975 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2977 * config/arm/unwind-arm.h: Reorder interface function declarations.
2978 (_URC_END_OF_STACK): New enumeration value.
2979 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2980 (struct _Unwind_Control_Block): Document reserved field use.
2981 (_Unwind_Stop_Fn): New typedef.
2982 (_Unwind_ForcedUnwind): Declare.
2983 (_Unwind_Resume_or_Rethrow): Declare.
2984 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2985 argument. Adjust.
2986 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2987 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2988 (UCB_FORCED_STOP_ARG): New.
2989 (search_EIT_table): Update boundary condition checks.
2990 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2991 (unwind_phase2): Replace for with do..while.
2992 (unwind_phase2_forced): New.
2993 (__gnu_Unwind_RaiseException): Replace for with do..while.
2994 (__gnu_Unwind_ForcedUnwind): New.
2995 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2996 Use appropriate phase2 unwinder.
2997 (__gnu_Unwind_Resume_or_Rethrow): New.
2998 (__gnu_unwind_pr_common): Cope with forced unwinding.
3000 2005-11-16 David Edelsohn <edelsohn@gnu.org>
3002 PR target/24772
3003 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
3005 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
3006 roundsf2): Remove "s" from mnemonic.
3008 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3010 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3011 __PIC__ is defined.
3012 * config/bfin/crtn.s: Change epilogues to match.
3013 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3014 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3015 __PIC__ and __pic__.
3017 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3019 PR 24357
3020 * doc/invoke.texi: Distinguish between free and fixed form instead of
3021 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3022 languages.
3023 * gcc.c (default_compilers): Remove double entries, add entries for
3024 suffixes '.F90' and '.F95'.
3026 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3028 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3029 in the stack probing loop.
3031 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3033 * configure.ac: Use .machine power5 not power5x.
3034 * configure: Regenerate.
3036 2005-11-15 Mike Stump <mrs@apple.com>
3038 * c-decl.c (lookup_name_two): Add.
3039 * c-tree.h (lookup_name_two): Likewise.
3040 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3041 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3043 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3045 PR rtl-optimization/23392
3046 * regrename.c (enum scan_actions) Add mark_access.
3047 (scan_actions_name): Ditto.
3048 (scan_rtx_reg): Handle mark_access.
3049 (scan_rtx_address): Do nothing for mark_access.
3050 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3051 and regs in REG_INC notes before closing chains for dead regs.
3052 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3053 opening chains for new writes.
3055 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3057 * c.opt (ffixed-line-length-none): New.
3059 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3061 * mklibgcc.in: Change contents of eh_dummy.c.
3063 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3065 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3067 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3069 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3070 of making syscalls.
3071 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3073 2005-11-15 Jan Hubicka <jh@suse.cz>
3075 * invoke.texi (large-unit-insns): Document.
3076 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3077 * params.def (large-unit-insns): New param.
3079 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3081 PR target/24869
3082 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3083 special register for operand 3. Reindent constraints to align
3084 them vertically.
3086 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3088 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3089 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3090 * configure.ac: Add test for FP rounding instructions.
3091 * configure: Regenerate.
3092 * config.in: Regenerate.
3093 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3094 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3095 features enabled.
3096 * config/rs6000/rs6000.opt (mfprnd): New.
3097 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3098 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3099 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3100 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3101 (TARGET_FPRND): New.
3102 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3103 UNSPEC_FRIZ): New.
3104 (btrunc<mode>2): New.
3105 (ceil<mode>2): New.
3106 (floor<mode>2): New.
3107 (round<mode>2): New.
3109 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3111 * gcc.c (version_compare_spec_function): Use fatal() rather than
3112 abort().
3114 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3115 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3116 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3117 as empty.
3118 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3119 link in crt2.o.
3121 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3122 on -mmacosx-version-min setting.
3124 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3126 PR 24840
3127 * tree-vrp.c (infer_value_range): Return false if STMT is a
3128 block terminator and its basic block has no successors.
3130 2005-11-14 Mike Stump <mrs@apple.com>
3132 * config/i386/i386.c (override_options): -masm=intel isn't
3133 supported on darwin.
3134 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3136 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3138 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3139 vfork after including auto-host.h.
3141 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3143 PR rtl-optimization/22002
3144 * combine.c (distribute_notes): Detect cases where a reg dies
3145 two or more times in a bb, including on the insn we are combining,
3146 and place the death note on the correct range.
3148 2005-11-14 Dale Johannesen <dalej@apple.com>
3150 * expmed.c (store_bit_field): Add offset unconditionally for
3151 memory targets.
3152 (extract_bit_field): Don't force extzv or extv operand into
3153 a register if field is too big.
3155 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3157 * config/arm/arm.c (pic_labelno): New.
3158 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3159 LABEL_REF. Pass only the labelno to PIC insns.
3160 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3161 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3162 * arm.md (UNSPEC_PIC_LABEL): New constant.
3163 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3164 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3165 Use the correct label prefix.
3167 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3169 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3170 REQ_EQUIV note.
3172 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3174 * loop-invariant.c: Include tm_p.h.
3175 * Makefile.in: Updated.
3177 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3179 * pa.c (store_reg): Revise generation of frame notes in large frames.
3180 (set_reg_plus_d): Likewise.
3182 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3184 PR tree-optimization/24709
3185 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3186 loop check.
3188 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3190 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3191 and duplicate declaration of pthread_self.
3193 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3194 Ian Lance Taylor <ian@airs.com>
3196 PR middle-end/24003
3197 * calls.c (expand_call): If TARGET is a MEM and some part of the
3198 argument area has been saved, force TARGET to a register.
3200 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3202 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3203 checking.
3205 2005-11-13 Jason Merrill <jason@redhat.com>
3207 PR c++/22489
3208 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3209 lazily declared methods.
3210 (force_decl_die): Stop if forcing out the context already make a
3211 DIE for the decl.
3212 (force_type_die): Likewise.
3214 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3216 PR middle-end/24820
3217 * builtins.c (integer_valued_real_p): Add break in
3218 REAL_CST having TREE_OVERFLOW set.
3220 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3222 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3223 addressing modes during calculation of costs.
3225 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3227 * function.c (assign_stack_local_1): Restrict sanity check
3228 on frame size overflow to 32-bit and above platforms.
3230 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3232 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3233 * config/cris/cris.c: Include reload.h.
3234 (cris_initial_elimination_offset): New function.
3235 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3236 Prototype.
3238 2005-11-12 Richard Guenther <rguenther@suse.de>
3240 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3242 2005-11-12 Jan Hubicka <jh@suse.cz>
3244 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3245 to compare against 0 when possible.
3247 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3249 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3250 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3251 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3252 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3253 in the new order.
3255 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3257 * recog.c (constrain_operands) <case 'g'>: For a match, require
3258 that a non-register matches general_operand when strict >= 0.
3260 2005-11-11 Steven Bosscher <stevenb@suse.de>
3262 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3263 previous checkin.
3265 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3267 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3268 (memory_address_same): New.
3269 (dse_optimize_stmt): Call memory_address_same.
3271 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3273 PR middle-end/24750
3274 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3275 ZERO_EXTEND>: New cases.
3277 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3279 * longlong.h (__clz_tab): Always provide.
3281 2005-11-11 Steven Bosscher <stevenb@suse.de>
3283 PR 24265
3284 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3285 can be assigned to.
3286 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3287 before check_maybe_invariant.
3288 (move_invariant_reg): Use gen_move_insn instead of replacing
3289 SET_DEST with the temporary for the invariant.
3290 (move_loop_invariants): If checking is enabled, do internal
3291 consistency checks after completing the pass.
3293 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3295 PR 24644
3296 * common.opt (Wvolatile-register-var): New.
3297 * varasm.c (make_decl_rtl): Only emit warning when option
3298 specified. Clarify warning message.
3299 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3301 * doc/md.texi (copysign): Document standard named pattern.
3303 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3305 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3306 bytes when align is 2.
3307 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3308 by the first instruction of the loop.
3310 2005-11-11 Jason Merrill <jason@redhat.com>
3312 PR c++/24686
3313 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3314 the cleanup list.
3316 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3318 PR rtl-optimization/22509
3319 * local-alloc.c (memref_used_between_p): Check whether a function call
3320 could not reference the memref.
3322 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3324 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3325 algorithm so as to choose the best, not the worst, alternative.
3326 Reset accumulated register class before processing next alternative.
3328 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3330 PR target/24445
3331 * calls.c (expand_call): Copy a return value to a plain register
3332 if needed.
3334 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3336 PR target/24778
3337 * varasm.c (assemble_name): Recompute name only for transparent
3338 aliases.
3340 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3342 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3344 2005-11-04 Jeff Law <law@redhat.com>
3346 PR middle-end/23181
3347 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3348 perform reassociation if the parent statement will not die as
3349 a result of the optimization.
3351 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3353 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3354 delete_old_heap_vars.
3355 * tree-dfa.c (referenced_var_remove): Remove function.
3356 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3357 (delete_tree_ssa): Remove call to delete_old_heapvars.
3358 Add call to delete_alias_heapvars.
3359 * tree-flow.h (referenced_var_remove): Remove prototype
3360 (init_alias_heapvars): New prototype.
3361 (delete_alias_heapvars): Ditto.
3362 * Makefile.in (tree-ssa-structalias.o): Add
3363 gt-tree-ssa-structalias.o
3364 (GTFILES): Add tree-ssa-structalias.h and
3365 tree-ssa-structalias.c.
3366 (s-gtype): Add gt-tree-ssa-structalias.h.
3367 * tree-ssa-structalias.c (heapvars): Remove.
3368 (oldheapvars): Remove.
3369 (heapvar_for_stmt): New variable.
3370 (heapvar_lookup): New function.
3371 (heapvar_insert): Ditto.
3372 (get_constraint_for): See if we have an old heapvar
3373 to reuse.
3374 (init_alias_heapvars): New function.
3375 (delete_alias_heapvars): Ditto.
3376 Add include of gt-tree-ssa-structalias.h.
3378 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3380 PR middle-end/22127
3381 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3383 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3385 * tree.c (int_fits_type_p): Only look at the base type
3386 if it has the same precision as the original type.
3388 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3390 PR other/4372
3391 * varasm.c (assemble_alias): Use %q+D in the error
3392 message instead of %J and %qD.
3394 2005-11-10 Richard Guenther <rguenther@suse.de>
3396 * gcse.c (free_ldst_entry): Only free hashtable if
3397 it exists.
3399 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3401 * function.c (assign_stack_local_1): Issue an error message if
3402 the frame size overflows in the signed target arithmetics.
3404 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3406 * tree.c (build_qualified_type): Chain the new type to the original
3407 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3408 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3409 (build_pointer_type_for_mode): Only return unqualified types.
3410 (build_reference_type_for_mode): Likewise.
3412 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3414 * Makefile.in (gnucompare): Do comparison of all files using one of
3415 the chosen methods and only afterwards decide if just warning should
3416 be issued or comparison failure raised.
3418 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3420 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3421 (noce_try_abs): Negate if the comparison is reversed.
3422 Look only one instruction backwards for a REG_EQUAL note.
3424 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3426 PR other/4372
3427 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3428 gthr-tpf.h: Define __gthrw. For all identifiers that might
3429 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3430 and prefix all uses with __ghtrw.
3432 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3434 PR other/4372
3435 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3436 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3437 * c-common.c (handle_weakref_attribute): New.
3438 (c_common_attribute_table): Add weakref.
3439 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3440 in the assembler.
3441 * configure, config.in: Rebuilt.
3442 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3443 * doc/extend.texi: Document weakref attribute.
3444 * varasm.c (ultimate_transparent_alias_target): New
3445 (assemble_name): Use it.
3446 (weak_finish_1): Split out of...
3447 (weak_finish): ... and deal with weakrefs in...
3448 (weakref_targets): ... new list.
3449 (globalize_decl): Clean up weakref_targets.
3450 (do_assemble_alias): Handle weakrefs.
3451 (finish_aliases_1): Do not reject weakrefs to external symbols.
3452 (assemble_alias): Handle weakrefs.
3454 2005-11-09 Richard Guenther <rguenther@suse.de>
3456 PR tree-optimization/24716
3457 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3458 t_bool to track results from follow_ssa_edge.
3460 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3462 * final.c (force_source_line): New global variable.
3463 (final_scan_insn): Set it to true instead of clearing last_filename.
3464 (notice_source_line): Return true if force_source_line is true,
3465 unless source info is absent.
3467 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3469 PR c/24644
3470 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3471 a linkage name for a variable if it a register variable.
3472 * c-decl.c (grokdeclarator): Global register variables
3473 should be set as PUBLIC.
3475 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3477 PR 24624
3478 * config/s390/s390.c (struct s390_frame_layout): New fields
3479 first_save_gpr_slot and last_save_gpr_slot.
3480 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3481 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3482 first_save_gpr and last_save_gpr with the _slot variants.
3483 (s390_register_info): Calculate first_save_gpr_slot and
3484 last_save_gpr_slot using regs_ever_live.
3486 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3488 PR 24623
3489 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3490 for a function containing a landing pad.
3492 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3494 PR 24034
3495 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3496 is live afterwards.
3498 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3500 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3501 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3503 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3505 Add ms2 support
3506 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3507 constants.
3508 (call,load,store): New insn types.
3509 (mem_access, branch_access): Adjust reservation conditions.
3510 (define_delay): Adjust condition.
3511 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3512 type.
3513 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3514 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3515 insn type.
3516 (call_internal, call_value_internal, return_internal,
3517 return_interrupt_internal, eh_return_internal, indirect_jump,
3518 tablejump): Set call insn type.
3519 (blockage, ei, di): Use appropriate unspec const.
3520 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3521 (ms1_get_attr_type): Adjust to give load & store types.
3522 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3523 backwards past a barrier.
3524 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3525 branch scheduling.
3526 (struct branch_info, struct label_info): New.
3527 (ms1_labels): New.
3528 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3529 (ms1_machine_reorg): New.
3530 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3531 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3532 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3533 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3534 (TARGET_MS2): New.
3536 2005-11-09 Per Bothner <per@bothner.com>
3537 Uros Bizjak <uros@kss-loka.si>
3539 PR c/24101
3540 * toplev.c (process_options): Initialize debug_hooks early
3541 in case lang_hooks.post_options ends up calling a debug_hook.
3543 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3545 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3546 DBX_REGISTER_NUMBER being contiguous.
3548 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3549 Diego Novillo <dnovillo@redhat.com>
3551 PR 23046
3552 * tree-vrp.c (register_edge_assert_for): Do not register
3553 always-false predicates.
3555 2005-11-08 Devang Patel <dpatel@apple.com>
3557 PR tree-optimization/23115
3558 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3559 relation.
3561 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3563 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3564 -mcpu=440.
3566 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3568 Fix PR tree-optimization/23382
3570 * tree-ssa-alias.c (compute_may_aliases): Call
3571 delete_old_heap_vars.
3572 * tree-dfa.c (referenced_var_remove): New function.
3573 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3574 * tree-flow.h (referenced_var_remove): Add prototype.
3575 (delete_old_heap_vars): Ditto.
3576 * tree-ssa-structalias.c (heapvars): New variable.
3577 (oldheapvars): Ditto.
3578 (get_constraint_for): Put heap vars on heapvars list.
3579 (delete_old_heap_vars): New function.
3581 2005-11-08 Jason Merrill <jason@redhat.com>
3583 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3585 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3587 PR target/19340
3588 * reg-stack.c (reg_to_stack): Update register liveness also
3589 for flag_sched2_use_traces.
3591 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3593 PR target/23704
3594 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3595 override prior explicit -mno-powerpc-gfxopt.
3597 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3599 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3600 if the bitsize is zero.
3601 * doc/md.texi (Standard Pattern Names): Document it.
3603 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3604 (TARGET_PASS_BY_REFERENCE): Likewise.
3606 2005-11-07 Ian Lance Taylor <ian@airs.com>
3608 PR rtl-optimization/24683
3609 * config/i386/i386.c (legitimize_pic_address): If constant operand
3610 to PLUS is too large, put it in a register.
3612 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3614 * configure.ac: Enable checking assembler dwarf2 support for bfin
3615 target.
3616 * configure: Regenerate.
3618 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3620 PR target/24230
3622 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3623 gen_easy_vector_constant_add_self): Delete.
3624 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3625 New.
3626 (output_vec_const_move): Use gen_easy_altivec_constant.
3627 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3628 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3629 (easy_vector_constant_add_self): Rewritten.
3630 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3631 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3632 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3633 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3634 Macroize and adjust for the other changes.
3636 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3638 PR c/24599
3640 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3641 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3643 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3645 PR rtl-optimization/23567
3646 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3647 (noce_process_if_block): Don't do any optimizations except
3648 if (cond) x = x; if !set_b and write into orig_x may trap
3649 or fault. Remove the MEM_READONLY_P check.
3651 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3653 PR 24670
3654 * tree-vrp.c (fix_equivalence_set): New.
3655 (extract_range_from_assert): Call it.
3657 2005-11-05 Ian Lance Taylor <ian@airs.com>
3659 PR target/22432
3660 * combine.c (apply_distributive_law): Don't distribute across a
3661 vector mode subreg.
3663 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3665 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3666 config/ms1/ms1.h, config/rs6000/predicates.md,
3667 config/s390/s390.c, params.def, postreload-gcse.c,
3668 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3669 tree-vrp.c, tree.c: Fix comment typos.
3670 * doc/invoke.texi: Fix typos.
3672 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3674 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3675 for testing whether the data_dependence_relation contains distance
3676 vectors. Iterate over all distance vectors of the ddr.
3677 * lambda.h: Define a vec of lambda_vector pointers.
3678 * tree-data-ref.c (dump_data_dependence_relation,
3679 dump_data_dependence_direction): Iterate over all distance and
3680 direction vectors of the ddr.
3681 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3682 DDR_DIST_VECTS.
3683 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3684 of distance/direction vectors instead of a single one.
3685 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3686 lambda_vectors with a vec of lambda_vectors.
3687 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3688 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3689 DDR_NUM_DIST_VECTS): New.
3690 * tree-loop-linear.c (gather_interchange_stats): Test for the
3691 existence of distance vectors only after having checked that there
3692 is a dependence. Iterate over all distance vectors of the ddr.
3693 (linear_transform_loops): Use dump_data_dependence_relation.
3694 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3695 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3696 distance vectors of the ddr.
3698 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3700 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3701 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3702 IS_INTHANDLER; all callers changed.
3703 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3704 account.
3705 (do_link, do_unlink): New argument ALL; all callers changed.
3706 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3707 If function isn't leaf, save and restore all registers.
3708 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3709 exception handler.
3711 2005-11-05 Jan Hubicka <jh@suse.cz>
3713 PR rtl-optimization/23490
3714 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3715 max-flow-memory-location): Document.
3716 * flow.c: Include params.h
3717 (MAX_MEM_SET_LIST_LEN): Kill.
3718 (add_to_mem_set_list): Use new param.
3719 * cse.c (cse_basic_block): Replace 1000 by new param.
3720 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3721 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3722 * predict.c (predict_loops): Use new param.
3723 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3725 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3726 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3727 Do not hold memory returned by cgraph_node_name across other call.
3729 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3731 PR target/23424
3732 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3733 Disable.
3735 2005-11-04 Jeff Law <law@redhat.com>
3737 PR/21883
3738 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3739 * tree-ssa-dom.c: Include params.h.
3740 (thread_across_edge): If there are too many statements in the
3741 target block, then do not thread through it.
3742 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3743 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3745 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3747 PR 24627
3748 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3749 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3751 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3753 PR/18595
3754 * tree-scalar-evolution.c (instantiate_parameters_1,
3755 instantiate_parameters, resolve_mixers): Compute the size of an
3756 expression to be instantiated and give up the instantiation if the
3757 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3759 2005-11-04 Richard Guenther <rguenther@suse.de>
3761 * tree-flow.h (ref_contains_indirect_ref): Rename to
3762 array_ref_contains_indirect_ref.
3763 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3764 (array_ref_contains_indirect_ref): Make comment match the code
3765 and vice-versa.
3766 (ref_contains_array_ref): Likewise.
3767 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3768 ref_contains_indirect_ref.
3769 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3770 Rename calls to ref_contains_indirect_ref.
3772 2005-11-04 Paul Brook <paul@codesourcery.com>
3774 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3775 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3776 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3777 * config/arm/arm.md: Use match_operand in peephole input templates
3778 and match_dup in peephole output templates.
3780 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3782 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3783 __aeabi_uidiv.
3785 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3786 Daniel Jacobowitz <dan@codesourcery.com>
3788 * longlong.h (add_ssaaaa): Clobber condition code register
3789 in ARM version.
3790 (sub_ddmmss): Likewise.
3791 (umul_ppmm): Likewise.
3793 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3794 Paul Brook <paul@codesourcery.com>
3795 Phil Blundell <pb@reciva.com>
3797 * configure.ac: Add test for ARM TLS support.
3798 * configure: Regenerated.
3799 * config/arm/arm-protos.h (legitimize_tls_address)
3800 (arm_tls_referenced_p, tls_mentioned_p)
3801 (arm_output_addr_const_extra): New prototypes.
3802 (thumb_legitimize_pic_address): Delete.
3803 * config/arm/arm.c: Include "gt-arm.h".
3804 (enum tls_reloc): New.
3805 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3806 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3807 (arm_call_tls_get_addr, legitimize_tls_address)
3808 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3809 (arm_init_tls_builtins, arm_emit_tls_decoration)
3810 (arm_output_addr_const_extra): New functions.
3811 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3812 (TARGET_HAVE_TLS): Define.
3813 (target_thread_pointer): New.
3814 (arm_override_options): Handle -mtp=.
3815 (legitimize_pic_address): Ignore UNSPECs.
3816 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3817 relative symbols.
3818 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3819 (tls_get_addr_libfunc): New variable.
3820 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3821 (arm_init_builtins): Call arm_init_tls_builtins.
3822 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3823 (arm_encode_section_info): Call default_encode_section_info.
3824 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3825 (enum arm_tp_type): New.
3826 (target_thread_pointer): Add declaration.
3827 (LEGITIMATE_CONSTANT_P): Handle TLS.
3828 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3829 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3830 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3831 * config/arm/arm.md: Add UNSPEC_TLS.
3832 (movsi): Handle TLS.
3833 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3834 non-PIC.
3835 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3836 (load_tp_hard, load_tp_soft): New insns.
3837 * arm.opt: Add -mtp=.
3838 * doc/invoke.texi (ARM Options): Document -mtp.
3840 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3842 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3843 * config/arm/libunwind.S: Include "lib1funcs.asm".
3844 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3845 (LIB2ADDEH): Add libunwind.S.
3846 (LIB2ADDEHDEP): Add lib1funcs.asm.
3847 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3849 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3851 PR fortran/18452
3852 * gcc/c.opt: Add a -lang-fortran option.
3853 * gcc/c-opts.c: Add a lang_fortran flag.
3854 (c_common_init_options): Handling the -lang-fortran option.
3855 (c_common_handle_option): Add a case for Fortran options in
3856 preprocessing. Remove cases for -ffixed-form and
3857 -ffixed-line-length. Add a case for -lang-fortran.
3859 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3861 * config/rs6000/rs6000.c: Include params.h
3862 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3863 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3864 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3865 (UNSPEC_VPKUWSS): Delete.
3866 (altivec_vpkuhss): Delete.
3867 (altivec_vpkuwss): Delete.
3868 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3869 final condition.
3870 (neg_eq0<mode>): Remove final condition.
3871 (neg_eq<mode>): Remove condition and split-condition.
3873 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3875 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3876 Use associated print macros.
3878 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3880 PR c++/17964
3881 * diagnostic.c (diagnostic_set_info_translated): New function.
3882 (diagnostic_set_info): Use it. Add comment.
3883 * diagnostic.h (diagnostic_set_info_translated): Declare.
3885 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3887 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3888 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3889 reference only if 'public' is true.
3890 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3891 emit the .hidden directive only if the indirect reference is public.
3892 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3893 Pass it to dw2_force_const_mem.
3894 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3895 * dwarf2out.c (output_cfi): Adjust calls to above function.
3896 (output_call_frame_info): Likewise.
3897 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3898 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3900 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3902 PR tree-optimization/24483
3903 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3904 field to elts if possible.
3906 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3908 PR middle-end/23155
3909 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3910 CONSTRUCTOR.
3912 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3914 Fix PR tree-optimization/24351
3916 * tree-ssa-structalias.c (struct variable_info): Add
3917 collapsed_into.
3918 (get_varinfo_fc): New function to follow collapsing.
3919 (new_var_info): Set collapsed_to to NULL.
3920 (dump_constraint): Follow collapsing.
3921 (build_constraint_graph): Handle collapsing.
3922 (do_simple_structure_copy): Return false if something bad
3923 happened.
3924 (collapse_rest_of_var): New function.
3925 (do_structure_copy): Collapse if do_simple_structure_copy returns
3926 false.
3928 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3930 PR middle-end/24589
3931 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3932 expressions to a statement list instead of gimplifying them.
3934 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3936 PR rtl-optimization/23585
3937 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3938 that can't trap plus a constant integer, if the mode has zero size.
3940 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3942 PR target/24620
3943 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3944 as operand 2.
3945 ("*insv<mode>_reg_extimm"): Likewise.
3947 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3949 PR c/24329
3950 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3951 c_common_type_for_mode returns an unnamed type.
3953 2005-11-02 Richard Henderson <rth@redhat.com>
3955 PR target/9350
3956 PR target/24374
3957 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3958 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3959 * function.c (assign_parms): Use calls.internal_arg_pointer.
3960 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3961 code.
3962 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3963 (TARGET_CALLS): Add it.
3964 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3965 * targhooks.c (default_internal_arg_pointer): New.
3966 * targhooks.h (default_internal_arg_pointer): Declare.
3967 * tree.h (dwarf2out_reg_save_reg): Declare.
3968 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3969 * config/i386/i386.c (dbx_register_map): Add return column.
3970 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3971 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3972 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3973 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3974 (ix86_save_reg): Save force_align_arg_pointer.
3975 (ix86_emit_save_regs): Make regno unsigned.
3976 (ix86_emit_save_regs_using_mov): Likewise.
3977 (ix86_expand_prologue): Handle force_align_arg_pointer.
3978 (ix86_expand_epilogue): Likewise.
3979 * config/i386/i386.h: (dbx_register_map): Update.
3980 (dbx64_register_map, svr4_dbx_register_map): Update.
3981 (struct machine_function): Add force_align_arg_pointer.
3982 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3983 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3984 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3986 2005-11-02 Jan Hubicka <jh@suse.cz>
3988 PR target/23303
3989 * i386.md: Add peep2 for simplyfing array accesses.
3991 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3993 PR target/24615
3994 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3995 * config/s390/s390.c (s390_decompose_shift_count): New function.
3996 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3997 (print_shift_count_operand): Use s390_decompose_shift_count.
3998 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3999 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
4001 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4003 PR target/24600
4004 * loop.c (loop_givs_rescan): Use force_operand to expand
4005 complex GIVs.
4007 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4009 PR 22429
4010 * fold-const.c (build_range_check): Use unsigned when signed
4011 overflow is undefined also. If etype is subtype, make sure that
4012 the subtraction is in the supertype.
4014 2005-11-02 Richard Henderson <rth@redhat.com>
4016 PR target/24178
4017 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4018 by MEM_ALIGN.
4020 2005-11-01 Richard Henderson <rth@redhat.com>
4022 PR 21518
4023 * loop.c (scan_loop): Do not propagate computations to a hard
4024 register destination with SMALL_REGISTER_CLASSES.
4026 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4028 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4029 costs for MULT inside PLUS or MINUS.
4031 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4033 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4034 (TRAMPOLINE_SIZE): Round up to 60.
4035 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4037 2005-10-31 James E. Wilson <wilson@specifix.com>
4039 PR debug/24444
4040 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4041 ifdef. Put ifdefs around call in gen_subprogram_die.
4042 (compute_frame_pointer_to_cfa_displacement): Likewise.
4043 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4044 not defined.
4046 PR rtl-optimization/17356
4047 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4048 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4050 2005-10-31 Jan Hubicka <jh@suse.cz>
4052 PR middle-end/24093
4053 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4055 PR target/20928
4056 * i386.c (legitimize_pic_address): Deal with large immediates.
4058 PR profile/20815
4059 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4060 from symbol names while computing checkup.
4062 PR profile/24487
4063 * predict.c (predict_loops): Do not estimate more than
4064 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4065 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4067 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4069 PR tree-optimization/19097
4070 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4072 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4074 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4076 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4078 PR middle-end/23492
4079 * tree-inline.c (setup_one_parameter): If the init_stmt
4080 is NULL, don't insert the statement.
4082 2005-10-30 Jan Hubicka <jh@suse.cz>
4084 PR tree-optimization/24172
4085 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4087 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4089 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4090 constants for hosts with long != 32 bits.
4092 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4094 PR middle-end/24093
4095 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4097 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4099 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4100 (TARGET_MS1_16_002): New.
4101 (TARGET_MS1_16_003): New.
4103 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4104 ("*decrement_and_branch_until_zero_no_clobber"): New.
4105 Add corresponding splitter for decrement_and_branch_until_zero
4106 instruction.
4107 Key all decrement_and_branch_until_zero patterns off of
4108 TARGET_MS1_16_003.
4110 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4112 PR middle-end/24362
4113 * tree-complex.c (extract_component): Treat RESULT_DECL
4114 like the rest of the decls.
4116 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4118 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4119 indirect call to _mcount if the function needs a static chain.
4121 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4122 Caroline Tice <ctice@apple.com>
4124 PR rtl-optimization/24460
4125 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4126 (dwarf2out_switch_text_section): Set it to true instead of
4127 incrementing separate_line_info_table_in_use.
4128 (output_loc_list): Additionally test have_switched_text_sections.
4129 (output_ranges): Likewise.
4130 (dwarf2out_finish): Likewise.
4131 * varasm.c (assemble_start_function): Do not call
4132 insert_section_boundary_note.
4133 (assemble_end_function): If flag_reorder_blocks_and_partition,
4134 switch to the function's section before emitting the .size directive.
4135 * bb-reorder.c (insert_section_boundary_note): Staticify.
4136 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4137 * output.h (insert_section_boundary_note): Delete.
4139 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4141 PR c/23103
4142 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4143 instead of pointer equality when comparing types.
4145 2005-10-24 James E. Wilson <wilson@specifix.com>
4147 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4148 add_dependence_list_and_free calls.
4150 2005-10-24 Steven Bosscher <stevenb@suse.de>
4152 * contrib.texi: Add the names of the LLNL folks who donated
4153 Cray pointer support for gfortran.
4155 2005-10-24 Steven Bosscher <stevenb@suse.de>
4157 PR tree-optimization/24225
4158 * profile.c (branch_prob): Look from end to start through a
4159 basic block when looking for a locus.
4161 2005-10-24 Richard Henderson <rth@redhat.com>
4163 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4164 parallel.
4165 (hppa_expand_prologue): Likewise.
4167 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4169 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4170 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4171 * pa.h (NO_PROFILE_COUNTERS): Define.
4172 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4173 (funcdef_nos): New vector to hold label numbers of deferred profile
4174 counters.
4175 (output_deferred_profile_counters): New function.
4176 (hppa_profile_hook): Push label number onto funcdef_nos.
4177 (pa_hpux_file_end): Call output_deferred_profile_counters if
4178 NO_DEFERRED_PROFILE_COUNTERS is false.
4180 * pa-protos.h (get_deferred_plabel): New prototype.
4181 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4182 Make global.
4183 (output_call): Adjust calls.
4185 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4187 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4188 peculiarity of GOT/TOC section usage.
4190 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4192 PR objc/24435
4193 * c-common.c (constant_string_class_name): Add documentation.
4195 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4197 PR target/23832
4198 * recog.c (peephole2_optimize): Increment peep2_current_count
4199 only when the slot is empty.
4201 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4203 PR ada/23957
4204 * except.c (output_function_exception_table): Call
4205 assemble_external_libcall if we need a personality function.
4207 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4209 PR rtl-optimization/24460
4210 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4211 set the basic block for barriers.
4213 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4215 * var-tracking.c (vt_initialize): Initialize post.
4217 2005-10-21 Devang Patel <dpatel@apple.com>
4219 PR/24220
4220 * c-common.c (vector_types_convertible_p): Check vector element type.
4222 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4224 * config/sh/sh.c (prepare_move_operands): Handle the address
4225 constant which is a tls symbolic address plus a constant.
4227 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4229 PR driver/24473
4230 * gcc.c (main): Use the correct counter for erroring out
4231 about mulitple files.
4233 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4235 PR target/24465
4236 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4237 use r2 for 64-bit tls .got access.
4239 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4241 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4242 TRUTH_OR_EXPR.
4244 2005-10-20 Steven Bosscher <stevenb@suse.de>
4246 PR tree-optimization/24307
4247 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4249 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4251 PR middle-end/24295
4252 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4253 alias targets.
4254 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4255 is ready, stop marking functions, but still mark variables.
4257 2005-10-20 Richard Guenther <rguenther@suse.de>
4259 PR c++/24439
4260 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4261 void type operands.
4263 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4265 PR rtl-optimization/23585
4266 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4267 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4268 (may_trap_p_1): New predicate extracted from...
4269 (may_trap_p): ... here. Invoke may_trap_p_1.
4270 (may_trap_or_fault_p): New predicate.
4271 * rtl.h (may_trap_or_fault_p): Declare it.
4272 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4273 instead of may_trap_p.
4274 (steal_delay_list_from_fallthrough): Likewise.
4275 (fill_simple_delay_slots): Likewise.
4276 (fill_slots_from_thread): Likewise.
4277 * function.c (pad_to_arg_alignment): Rework comment about
4278 SPARC_STACK_BOUNDARY_HACK.
4279 * config/sparc/sparc.h: Likewise.
4281 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4283 * config/s390/s390.c (s390_expand_insv): New.
4284 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4285 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4286 ("icm_hi"): Remove mode attribute.
4287 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4288 Adjust all uses.
4289 ("*extracthi", "*extractqi"): Remove.
4290 (extv<mode>", "*extzv<mode>"): New.
4291 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4292 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4294 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4296 * cfgexpand.c (discover_nonconstant_array_refs_r,
4297 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4298 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4299 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4300 discover_nonconstant_array_refs.
4302 2005-10-19 Steven Bosscher <stevenb@suse.de>
4304 PR c/23228
4305 * c-decl.c (pop_scope): Don't warn about an unused variable
4306 if it is marked with TREE_NO_WARNING.
4307 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4308 somenow mismatch and olddecl is to be replaced.
4310 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4312 PR middle-end/23199
4313 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4314 whether registers live on the edge can be saved/restored.
4316 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4318 * config/sh/sh.c (fixup_mova): Skip notes.
4320 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4322 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4323 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4324 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4325 (s390_initial_elimination_offset): Likewise.
4326 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4327 register on TARGET_ZARCH targets.
4328 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4329 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4330 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4331 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4333 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4335 * config/s390/s390.md: Comment describing output modifiers updated.
4336 * config/s390/s390.c (print_operand): Likewise.
4338 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4340 * config/s390/s390.c (override_options): Added check for -mstack-size
4341 64k limitation.
4342 * doc/invoke.texi: Mention that limit in the documenation.
4344 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4346 PR #19672
4347 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4349 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4351 Fix PR tree-optimization/24231
4353 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4354 (compute_avail): Ditto.
4356 2005-10-18 Richard Henderson <rth@redhat.com>
4358 PR target/24428
4359 * config/i386/i386.c (legitimate_constant_p): Check
4360 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4361 if LABEL_REF.
4362 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4363 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4364 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4365 directly.
4366 (print_operand_address): Likewise.
4367 * config/i386/predicates.md (x86_64_immediate_operand): Test
4368 SYMBOL_REF_TLS_MODEL properly inside CONST.
4369 (x86_64_zext_immediate_operand): Likewise.
4370 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4371 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4372 * config/i386/i386-protos.h: Remove predicates.md entries.
4374 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4376 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4377 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4379 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4380 Ian Lance Taylor <ian@airs.com>
4382 PR middle-end/23522
4383 * fold-const.c (fold_widened_comparison): Do not allow range based
4384 constant folding when right operand cannot be unwidened.
4386 2005-10-17 Richard Henderson <rth@redhat.com>
4388 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4389 with a memory clobber.
4391 2005-10-17 James E Wilson <wilson@specifix.com>
4393 PR rtl-optimization/17356
4394 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4395 checking for EDGE_EH.
4397 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4399 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4400 the slot on an even boundary for any type with 16-byte alignment.
4402 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4404 PR target/23424
4405 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4406 after register allocation.
4408 2005-10-17 DJ Delorie <dj@redhat.com>
4410 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4411 as frame related.
4413 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4415 PR c++/22551
4416 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4417 overflow flags.
4419 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4421 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4422 to 2 if it's already non-zero.
4423 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4424 is set and warn about it if flag_schedule_insns is 1.
4426 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4428 * config/crx/crx.md: Compare-and-branch instructions need to
4429 invalidate CC.
4431 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4433 PR target/24315
4434 * config/i386/i386.md (*pushdi2_rex64 splitter)
4435 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4436 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4437 flow2 pass only when (optimize > 0 && flag_peephole2).
4439 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4441 PR driver/22544
4442 * gcc.c (have_c): New static variable.
4443 (have_o): Likewise.
4444 (process_command): Remove declation of have_c.
4445 Set have_o to 1 when handling -o.
4446 (main): Add a fatel error if there are multiple
4447 files specified and -o and -c/-S is passed witout
4448 -combine or multiple languages.
4450 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4452 Fix PR tree-optimization/22444
4453 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4454 Assert that we don't hit something with subvars.
4455 (setup_pointers_and_addressables): Don't add things with subvars,
4456 because we'll already process the subvars for aliasing purposes.
4458 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4460 PR target/23424
4461 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4462 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4463 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4464 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4465 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4466 swapped, alternatives for the R constraint.
4468 PR middle-end/24341
4469 * builtins.c (get_builtin_sync_mode): Make unlimited
4470 mode_for_size request.
4472 2005-10-15 Richard Henderson <rth@redhat.com>
4474 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4475 (gimplify_expr): ... here.
4476 (gimplify_compound_lval): Use it in initial scan loop. Allow
4477 fb_lvalue in base expression.
4479 2005-10-15 Richard Henderson <rth@redhat.com>
4481 PR 23714
4482 * builtins.c (expand_builtin_trap): Export.
4483 * expr.h (expand_builtin_trap): Declare.
4484 * expr.c (expand_assignment): Emit a trap for integral offsets
4485 from registers that weren't reduced to bitpos.
4487 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4488 (mark_array_ref_addressable): Remove.
4489 * tree-flow.h (mark_array_ref_addressable): Remove.
4490 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4492 2005-10-15 James E Wilson <wilson@specifix.com>
4494 PR target/24232
4495 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4496 (add_dependence_list_and_free): Likewise.
4497 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4498 call.
4500 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4502 PR 23141
4503 PR 23142
4504 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4505 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4506 anti-range.
4507 (vrp_visit_phi_node): Only prevent infinite iterations when
4508 the previous result and the new result are both VR_RANGEs.
4510 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4512 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4513 function comment.
4515 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4517 PR c/23439
4518 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4519 to initialize loc.
4521 2005-10-14 Per Bothner <per@bothner.com>
4523 PR preprocessor/21250
4524 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4526 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4528 PR c++/22551
4529 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4530 overflow flags. Refactor some conditionals.
4532 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4534 PR tree-opt/21304
4535 * tree-dfa.c (add_referenced_var): Only look at decls which
4536 have TREE_CONSTANT or TREE_READONLY set instead of if
4537 !TREE_PUBLIC or !TREE_CONSTANT.
4539 2005-10-13 James E Wilson <wilson@specifix.com>
4541 * doc/invoke.texi: For -x, add f95-cpp-input.
4542 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4544 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4546 PR tree-optimization/24262
4547 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4548 in loop all the time.
4550 2005-10-12 Richard Henderson <rth@redhat.com>
4552 PR c/24255
4553 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4554 * function.c (assign_parm_find_data_types): Don't support it.
4555 * print-tree.c (print_node): Likewise.
4556 * c-common.c (handle_transparent_union_attribute): Likewise.
4557 Use build_duplicate_type.
4558 * tree-inline.c (remap_type_1): Split out of remap_type;
4559 properly remap aggregate fields.
4560 (build_duplicate_type): New.
4561 * doc/extend.texi (Variable Attributes): Remove documentation
4562 for transparent_union.
4564 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4566 PR target/24284
4567 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4568 (gen_stack_pointer_dec): Likewise.
4570 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4572 PR middle-end/21275
4573 PR middle-end/21766
4574 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4575 target hook.
4576 (struct cxx): Add adjust_class_at_definition target hook.
4577 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4578 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4579 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4580 hook_void_tree. Add to TARGET_CXX.
4581 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4582 dllimport_flag.
4583 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4584 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4585 instead of attribute. Check for dllexport override. Warn if
4586 inconsistent dll linkage. Don't lose old dllimport if decl has
4587 had address referenced. Tweak lookup of dllimport atribute.
4588 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4589 for target specific rules. Don't add dllimport attribute if
4590 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4591 dllimport attribute.
4592 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4593 * varasm.c (initializer_constant_valid_p): Replace
4594 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4596 PR target/21801
4597 PR target/23589
4598 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4599 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4600 (i[34567]86-*-mingw32*): Likewise.
4602 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4603 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4605 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4606 C++-specific code. Change return value to bool.
4607 (i386_pe_dllimport_p): Likewise.
4608 (associated_type): Simplify and make language-independent
4609 (i386_pe_encode_section_info): Replace override of ambiguous
4610 dllimport symbol refs with a gcc_assert.
4611 (i386_pe_valid_dllimport_attribute_p): Define.
4612 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4613 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4614 i386_pe_adjust_class_at_definition.
4615 * config/i386/winnt-stubs.c: New file. Define stub versions of
4616 lang-specific functions.
4617 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4618 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4619 i386_pe_adjust_class_at_definition.
4620 (i386_pe_valid_dllimport_attribute_p): Declare.
4621 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4622 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4623 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4625 PR target/19704
4626 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4627 dllimport attribute with test of DECL_DLLIMPORT_P.
4629 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4631 * combine.c (make_extraction): Correct offset computation.
4633 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4635 * config/cris/t-linux (LIMITS_H_TEST): Define.
4637 2005-10-12 Richard Henderson <rth@redhat.com>
4639 PR rtl-opt/23324
4640 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4642 2005-10-12 Richard Guenther <rguenther@suse.de>
4644 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4646 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4648 PR c++/19964
4649 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4650 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4651 type.
4653 2005-10-12 Richard Guenther <rguenther@suse.de>
4655 PR c++/23799
4656 * varasm.c (output_constant): Correct typo from previous
4657 patch by DJ.
4659 2005-10-11 Ian Lance Taylor <ian@airs.com>
4661 PR rtl-optimization/13931
4662 * combine.c: Revert patch of 2003-05-14, and:
4663 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4664 completely killed in the appropriate insn.
4665 (distribute_notes): Don't skip multiple hard register test for
4666 elim_i1 and elim_i2.
4668 2005-10-11 Richard Henderson <rth@redhat.com>
4670 PR c/24255
4671 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4672 to initialize a transparent union instead of a nop_expr.
4674 2005-10-11 Richard Henderson <rth@redhat.com>
4676 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4677 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4678 (tree_ssa_dce_loop): Call scev_reset.
4680 PR tree-opt/24300
4681 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4682 * tree-ssa-dce.c: Include cfgloop.h.
4683 (tree_ssa_dce_loop, pass_dce_loop): New.
4684 * tree-pass.h (pass_dce_loop): Declare it.
4685 * passes.c (init_optimization_passes): Use it.
4687 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4689 PR middle-end/24263
4690 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4691 Only apply the optimization for rounding builtins if the inner
4692 cast is also an extension.
4694 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4696 PR tree-opt/23946
4697 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4698 mark_new_vars_to_rename instead of update_stmt.
4700 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4702 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4704 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4706 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4707 for setting MMX register to 0 rather than mmx.
4709 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4711 PR target/12098
4712 * configure.ac: Move gas check from mips specific case to common case.
4713 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4714 * configure: Regenerate
4715 * doc/install.texi: Update.
4717 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4719 PR target/24284
4720 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4722 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4724 * gcc.c (do_spec_1): Accept numeric characters in file name
4725 suffixes.
4727 2005-10-10 Nick Clifton <nickc@redhat.com>
4729 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4730 describing the deleted arm_gen_rotated_half_load function.
4732 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4734 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4735 __fpscr_values.
4737 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4739 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4740 gnu_ld assignments.
4741 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4742 (EXTRA_MULTILIB_PARTS): Define.
4743 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4744 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4745 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4746 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4747 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4748 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4750 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4752 PR tree-optimization/24226
4753 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4754 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4755 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4756 Export.
4758 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4760 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4762 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4764 PR target/24136
4765 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4766 Rewrite for no need for the early clobber.
4768 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4770 Merge from csl-arm-branch:
4771 2005-09-07 Paul Brook <paul@codesourcery.com>
4772 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4773 space to string.
4775 2005-04-30 Paul Brook <paul@codesourcery.com>
4776 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4777 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4779 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4780 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4781 (arm_override_options): Use TARGET_AAPCS_BASED.
4782 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4783 (PTRDIFF_TYPE): Use int for AAPCS.
4784 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4785 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4786 (DEFAULT_SHORT_ENUMS): Delete.
4787 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4789 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4790 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4791 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4792 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4794 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4795 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4797 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4798 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4800 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4801 * config.gcc (arm*-*-linux-gnueabi): Add it.
4802 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4803 redefining it.
4804 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4805 * config/arm/linux-eabi.h: New file.
4806 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4807 (LINUX_TARET_LINK_SPEC): Likewise.
4808 (LINK_SPEC): Use it.
4809 * config/arm/t-linux-eabi: New file.
4811 2005-10-08 Steven Bosscher <stevenb@suse.de>
4813 PR other/22202
4814 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4815 spaces.
4816 (PARAM_SMS_DFA_HISTORY): Likewise.
4818 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4820 PR middle-end/23150
4821 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4822 (load_register_parameters): Call it.
4823 (check_sibcall_argument_overlap_1): Likewise.
4824 (store_one_arg): Likewise.
4826 2005-10-07 James E. Wilson <wilson@specifix.com>
4828 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4829 DImode not VECINT24 for operand 2.
4831 PR target/23644
4832 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4833 -mtune-arch.
4835 PR target/24193
4836 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4837 fr_spill): Use destination_operand for operand 0.
4839 2005-10-07 DJ Delorie <dj@redhat.com>
4841 * varasm.c (output_constant): Limit error to expanding
4842 conversions.
4844 2005-10-07 Richard Guenther <rguenther@suse.de>
4846 PR middle-end/24227
4847 * fold-const.c (fold_binary): Fix operand types during folding
4848 of X op (A, Y). Evaluation order of the side-effects of
4849 X and A are frontend-defined, so ensure we honour that even for
4850 tcc_comparison class operands; eased by removing duplicate code.
4852 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4854 * stor-layout.c (layout_type): Do not allow alignment of array
4855 elements to be greater than their size.
4857 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4859 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4860 host_xmake_file.
4861 (hppa*-*-linux*): Ditto.
4862 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4863 * config/host-hpux.c: New.
4864 * config/x-hpux: New.
4865 * config/pa/x-hpux: Remove.
4866 * config/pa/x-linux: Remove.
4867 * config/pa/pa-host.c: Remove.
4869 2005-10-07 Jeff Law <law@redhat.com>
4871 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4872 determine whether or not to try and thread outgoing edges.
4874 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4876 * config/rs6000/rs6000.md (eqsi_power): New.
4877 (neg_eq0si): Add TARGET_POWER to final condition.
4878 (neg_eqsi): Same.
4880 2005-10-06 Richard Henderson <rth@redhat.com>
4882 * config/rs6000/rs6000.c: Revert last change.
4884 2005-10-06 Richard Henderson <rth@redhat.com>
4886 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4887 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4889 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4891 PR middle-end/22216
4892 PR middle-end/23651
4893 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4894 out return_label and naked_return_label.
4896 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4898 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4899 change.
4901 2005-10-06 Richard Henderson <rth@redhat.com>
4903 PR tree-opt/22237
4904 * tree-inline.c (declare_return_variable): Handle modify_dest not
4905 being a DECL.
4907 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4909 Fix PR tree-optimization/22488
4910 * tree-ssa-structalias.c (check_for_overlaps): New function.
4911 (create_variable_info_for): Use it.
4913 2005-10-06 Richard Henderson <rth@redhat.com>
4915 PR debug/24070
4916 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4917 (dwarf2out_start_source_file): Print it.
4919 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4921 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4923 2005-10-06 Richard Henderson <rth@redhat.com>
4925 PR 23706
4926 * mode-switching.c (optimize_mode_switching): Clear transp bit
4927 for block with incomming abnormal edges.
4929 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4930 (fpscr_set_from_mem): Use them.
4931 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4932 (fpscr postinc splitters): Rewrite as peephole2+split.
4934 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4936 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4937 (eq<mode>_compare): Same.
4939 2005-10-06 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/24238
4942 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4944 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4946 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4947 here. Use AC_PATH_PROG for environment variables instead of
4948 test -x.
4949 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4950 objdump also.
4951 * configure: Regenerated.
4953 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4955 PR target/23783
4956 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4957 then force it into a register.
4958 (call_value): Likewise.
4960 2005-10-06 Richard Henderson <rth@redhat.com>
4962 PR 24049
4963 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4964 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4965 under pass_vectorize.
4967 2005-10-05 Devang Patel <dpatel@apple.com>
4969 PR Debug/23205
4970 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4971 handling constants. Check NAMESPACE_DECL context for constants.
4973 2005-10-05 Eric Christopher <echristo@apple.com>
4975 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4977 2005-10-05 Richard Henderson <rth@redhat.com>
4979 PR 23714
4980 * tree-cfg.c (mark_array_ref_addressable_1): New.
4981 (mark_array_ref_addressable): New.
4982 * tree-flow.h (mark_array_ref_addressable): Declare.
4983 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4985 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4987 PR middle-end/20606
4988 PR middle-end/24069
4989 * reload.c (subst_reloads): When adding a REG_LABEL to a
4990 jump instruction, also update JUMP_LABEL.
4992 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4994 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4995 * bb-reorder.c (copy_bb_p): Use it.
4996 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4998 2005-10-05 Richard Henderson <rth@redhat.com>
5000 PR target/23602
5001 * toplev.c (process_options): Warn about unsupported combinations
5002 of unwind tables and omit-frame-pointer.
5003 * config/i386/i386.c (override_options): Similarly. Enable
5004 accumulate-outgoing-args if not explicitly disabled.
5006 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5008 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5009 Handle big endian vs. small endian.
5010 (vec_initv2sf): Handle big endian vs. small endian.
5011 (*vec_extractv2sf_1): Ditto.
5013 2005-10-05 Dale Johannesen <dalej@apple.com>
5015 * convert.c (convert_to_real): Don't convert
5016 (float)floor(double d) to floorf((float)d).
5018 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5020 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5022 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5024 PR tree-optimization/18587
5025 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5026 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5027 build_vuses): Change to VEC type.
5028 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5029 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5030 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5031 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5032 (get_name_decl): New. Return DECL_UID of base variable.
5033 (operand_build_cmp): New. qsort comparison routine.
5034 (operand_build_sort_virtual): New. Sort virtual build vector.
5035 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5036 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5037 (FINALIZE_BASE): Use get_name_decl.
5038 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5039 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5040 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5041 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5042 direct VEC_* manipulations.
5043 (build_ssa_operands): Call operand_build_sort_virtual.
5044 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5045 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5046 with direct VEC_* manipulations.
5047 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5048 with direct VEC manipulations.
5050 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5052 PR tree-optimization/21419
5053 PR tree-optimization/24146
5054 PR tree-optimization/24151
5056 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5057 (build_asm_expr): Call it if outputs are read-only.
5058 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5060 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5061 Paolo Bonzini <bonzini@gnu.org>
5063 PR target/23809
5065 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5066 enable the instructions and not just the built-ins.
5067 * doc/invoke.texi (x86 Options): Likewise.
5069 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5071 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5073 * doc/invoke.texi (Option Summary): Correct spelling
5074 of -mmacosx-version-min.
5076 2005-10-04 Devang Patel <dpatel@apple.com>
5078 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5079 real types.
5081 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5083 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5084 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5086 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5088 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5089 ("TE","tg"): New mode attributes.
5090 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5091 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5092 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5093 dword_mode and one for GPRmode.
5095 2005-10-04 Ian Lance Taylor <ian@airs.com>
5097 PR preprocessor/13726
5098 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5099 any comments passed in.
5101 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5103 * tree.c (annotate_with_file_line): Fix typo.
5105 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5107 PR ada/19382
5108 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5109 type used to access data in the inlined length == 1 case, use
5110 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5111 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5113 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5115 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5116 TARGET_SSE3 and only for TARGET_80387.
5117 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5118 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5119 Do not depend on TARGET_80387.
5121 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5123 * tree.c (last_annotated_node): Change type to location_t*.
5124 (annotate_with_file_line): Reflect the change of
5125 last_annotated_node type.
5127 2005-10-04 Richard Guenther <rguenther@suse.de>
5129 PR c/23576
5130 * c-decl.c (grokdeclarator): Don't write to fields
5131 of error_mark_node.
5133 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5135 PR middle-end/23125
5136 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5137 register variables.
5138 * varasm.c (make_decl_rtl): If a register variable does not
5139 have a set user assmbler name, error out.
5140 Decode the asmspec is now name+1 bypassing '*'.
5142 2005-10-04 Steven Bosscher <stevenb@suse.de>
5144 PR tree-optimization/23049
5145 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5146 of a COND_EXPR is folded before calling fold on the whole rhs of a
5147 conditional assignment.
5148 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5149 document that a COND_EXPR may appear there.
5151 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5153 PR 23445
5154 * tree-vrp.c (extract_range_from_assert): If the new numeric
5155 range created out of the assertion contradicts the existing
5156 numeric range of the ASSERT_EXPR variable, make the new range
5157 varying.
5159 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5161 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5162 from T_REGS to FP register class.
5164 2005-10-03 Richard Henderson <rth@redhat.com>
5166 PR 24135
5167 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5168 before creating a new one.
5170 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5172 * config/rs6000/t-aix43 (LDFLAGS): New.
5173 * config/rs6000/t-aix52 (LDFLAGS): New.
5175 2005-10-03 Ian Lance Taylor <ian@airs.com>
5177 * gimplify.c (find_single_pointer_decl_1): New static function.
5178 (find_single_pointer_decl): New static function.
5179 (internal_get_tmp_var): For a formal variable, set restrict base
5180 information if appropriate.
5181 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5182 return it.
5183 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5184 (DECL_GET_RESTRICT_BASE): Define.
5185 (SET_DECL_RESTRICT_BASE): Define.
5186 (decl_restrict_base_lookup): Declare.
5187 (decl_restrict_base_insert): Declare.
5188 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5189 * tree.c (restrict_base_for_decl): New static variable.
5190 (init_ttree): Initialize restrict_base_for_decl.
5191 (copy_node_stat): Copy restrict base information.
5192 (decl_restrict_base_lookup): New function.
5193 (decl_restrict_base_insert): New function.
5194 (print_restrict_base_statistics): New static function.
5195 (dump_tree_statistics): Call print_restrict_base_statistics.
5197 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5199 PR 24142
5200 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5201 case of anti-ranges.
5203 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5205 PR c/18851
5206 * c-typeck.c (tagged_tu_seen): Rename to ...
5207 (tagged_tu_seen_cache): this and add val field.
5208 (comptypes): Move functional to comptypes_internal
5209 and free tagged_tu_seen.
5210 (comptypes_internal): New function and call comptypes_internal
5211 instead of comptypes. Speed up by sibcalling
5212 tagged_types_tu_compatible_p.
5213 (alloc_tagged_tu_seen): New function
5214 (free_all_tagged_tu_seen_up_to): New function.
5215 (tagged_types_tu_compatible_p): Return the val of the seen two
5216 types.
5217 Add that the two types are the same to tagged_tu_seen_base
5218 if they are and call comptypes_internal instead of comptypes.
5219 <case UNION_TYPE>: Speed up common type where the fields are
5220 in the same order.
5221 (function_types_compatible_p): Call comptypes_internal instead of
5222 comptypes.
5223 (type_lists_compatible_p): Likewise.
5224 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5226 2005-10-02 Matthias Klose <doko@debian.org>
5228 * doc/invoke.texi: Fix typo and speling error.
5230 2005-10-01 Richard Henderson <rth@redhat.com>
5232 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5234 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5236 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5237 using --start-group and --end-group.
5239 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5241 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5242 FIXME note regarding quirky semantics.
5244 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5246 PR 24141
5247 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5248 non-null range as a last resort.
5250 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5251 Diego Novillo <dnovillo@redhat.com>
5253 PR 23604
5254 * tree-vrp.c (extract_range_from_assert): For !=
5255 assertions, only build an anti-range if LIMIT is a
5256 single-valued range.
5258 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5260 * arm.md (movqi): On thumb when optimizing, handle loading from
5261 memory by describing this as taking a subreg of a zero-extended load
5262 into an SImode register.
5263 (movhi): Likewise.
5265 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5267 * reload1.c (merge_assigned_reloads): Do not change any
5268 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5270 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5272 * Makefile.in (LIPO_FOR_TARGET): Define.
5273 (STRIP_FOR_TARGET): Define.
5275 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5276 before creating new ones. Do symlinks before creating the actual
5277 targets.
5279 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5280 to work out which multilibs are actually being built.
5282 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5284 * tree-vect-transform.c, config/ms1/ms1.md,
5285 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5286 Follow spelling conventions.
5287 * doc/invoke.texi, doc/md.texi: Fix typos.
5289 2005-09-30 Andrew Macleod <amacleod@redat.com>
5291 PR tree-optimization/21430
5292 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5293 use operands, and set stmt pointer if need be.
5294 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5295 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5296 present.
5298 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5300 PR middle-end/24053
5301 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5303 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5305 * optabs.c (expand_binop): Initialize first_pass_p.
5307 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5309 PR middle-end/24109
5310 * c-decl.c (c_write_global_declarations_1): If any
5311 wrapup_global_declaration_2 call returned true, restart the loop.
5313 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5315 Fix PR tree-optimization/24117
5316 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5317 before considering whether to use anyoffset.
5319 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5321 Revert this patch:
5323 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5325 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5326 to order operands.
5327 (swap_commutative_operands_with_target): New.
5329 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5331 PR c/21419
5332 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5333 read-only.
5335 2005-09-29 Steven Bosscher <stevenb@suse.de>
5337 PR tree-optimization/23911
5338 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5339 and IMAGPART_EXPR too.
5341 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5343 PR 17886
5344 * expmed.c (expand_shift): Move logic to reverse rotation
5345 direction when rotating by constants ...
5346 * optabs.c (expand_binop): ... here.
5347 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5348 (ix86_rotrdi3): New pattern.
5349 (rotldi3): Handle 32-bit mode.
5350 (ix86_rotldi3): New pattern.
5352 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5354 PR target/24102
5355 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5356 check for numbers that need no bit twiddle.
5358 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5360 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5361 multilib to be built.
5363 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5364 (stage1-start): Delete old libgcc and libunwind before moving
5365 anything into the stage directory.
5366 (stage2-start): Likewise.
5367 (stage3-start): Likewise.
5368 (stage4-start): Likewise.
5369 (stageprofile-start): Likewise.
5370 (stagefeedback-start): Likewise.
5371 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5372 header in tm_file and CPU-specific t-darwin in tmake_file.
5373 (i[34567]86-*-darwin*): Don't change tm_file.
5374 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5375 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5376 shared library stub for target OS version.
5377 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5378 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5379 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5380 (libgcc_s.%.dylib): New.
5381 (LIBGCC): Define.
5382 (install-darwin-libgcc-stubs): New.
5383 (INSTALL_LIBGCC): New append.
5384 * config/i386/darwin-libgcc.10.4.ver: New.
5385 * config/i386/darwin-libgcc.10.5.ver: New.
5386 * config/i386/t-darwin: New.
5387 * config/rs6000/darwin-libgcc.10.4.ver: New.
5388 * config/rs6000/darwin-libgcc.10.5.ver: New.
5389 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5390 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5392 2005-09-28 Paul Brook <paul@codesourcery.com>
5394 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5395 denormals.
5397 2005-09-28 Richard Guenther <rguenther@suse.de>
5399 PR tree-optimization/23853
5400 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5401 host_integerp to verify misalignment value.
5403 2005-09-28 Richard Henderson <rth@redhat.com>
5405 * builtins.c (get_builtin_sync_mode): New.
5406 (expand_builtin_sync_operation): Pass in mode argument.
5407 (expand_builtin_compare_and_swap): Likewise.
5408 (expand_builtin_lock_test_and_set): Likewise.
5409 (expand_builtin_lock_release): Likewise.
5410 (expand_builtin): Update to match.
5412 2005-09-28 Nick Clifton <nickc@redhat.com>
5414 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5415 formatting. Add check to PLUS case to ensure that the offset is
5416 within an acceptable range.
5418 * config/v850/v850.md (casesi): Disable the generation of the
5419 switch pattern as it is not being handled properly at the moment.
5421 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5422 for when the high words are identical.
5424 2005-09-27 Richard Henderson <rth@redhat.com>
5426 * pretty-print.c (pp_base_format): Fix typo for %>.
5428 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5429 Devang Patel <dpatel@apple.com>
5431 PR tree-optimization/23625
5432 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5433 LABEL_EXPR, assertion check.
5435 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5437 * optabs.c (no_conflict_move_test): Check if a result of a
5438 to-be-moved insn would be clobbered by an originally
5439 preceding insn.
5441 2005-09-27 Jeff Law <law@redhat.com>
5443 * passes.c (init_optimization_passes): Replace copy propagation
5444 passes immediately after DOM with phi-only copy propagation
5445 pases. Add phi-only copy propagation pass after first DOM pass.
5446 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5447 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5448 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5449 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5450 to init_copy_prop. Callers updated.
5451 (do_phi_only_copy_prop): New function.
5452 (pass_phi_only_copy_prop): New pass descriptor.
5454 2005-09-27 Nick Clifton <nickc@redhat.com>
5456 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5458 2005-09-26 Jason Merrill <jason@redhat.com>
5460 PR c++/13764
5461 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5463 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5465 2005-09-26 James E Wilson <wilson@specifix.com>
5467 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5468 copyright. Add gcc copyright plus libgcc exception.
5469 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5470 copyright.
5471 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5473 2005-09-26 Jeff Law <law@redhat.com>
5475 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5476 about when to iterate.
5478 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5480 PR target/23847
5481 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5482 for __complex__ double in -mcpu=G5 mode.
5484 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5486 PR tree-optimization/23942
5487 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5488 * tree-scalar-evolution.c: Include params.h.
5489 (t_bool): New enum.
5490 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5491 follow_ssa_edge_in_condition_phi_branch,
5492 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5493 Change return type to t_bool. Use a parameter to limit the size of
5494 trees that are walked before stopping
5495 (analyze_evolution_in_loop): Initialize the limit to 0.
5496 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5497 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5499 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5501 PR middle-end/23831
5502 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5503 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5505 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5507 * combine.c (make_extraction): Check for valid use of subreg.
5509 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5511 PR target/24055
5512 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5513 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5514 ("fist<mode>2_with_temp"): Use only register operands.
5516 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5518 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5519 CALL_INSN_FUNCTION_USAGE.
5521 2005-09-26 Richard Guenther <rguenther@suse.de>
5523 PR middle-end/15855
5524 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5525 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5526 (ldst_entry): Use the hashtable instead of list-walking.
5527 (find_rtx_in_ldst): Likewise.
5528 (free_ldst_entry): Free the hashtable.
5529 (compute_ld_motion_mems): Create the hashtable.
5530 (trim_ld_motion_mems): Remove entry from hashtable if
5531 removing it from list.
5532 (compute_store_table): Likewise^2.
5533 (store_motion): Free hashtable in case we did not see
5534 any stores.
5536 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5538 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5539 and arg1 if we are passing them to fold_build2.
5541 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5543 PR 23828
5544 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5545 a nested function.
5547 2005-09-25 Richard Henderson <rth@redhat.com>
5549 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5550 SYMBOL_REF_TLS_MODEL to be correct.
5552 2005-09-24 Richard Henderson <rth@redhat.com>
5554 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5555 end of function. Reindent.
5557 2005-09-24 Ian Lance Taylor <ian@airs.com>
5559 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5560 NEGATE_EXPR/BIT_NOT_EXPR case.
5562 2005-09-24 Richard Henderson <rth@redhat.com>
5564 * c-common.c (handle_mode_attribute): When not modifying in place,
5565 create subtypes for enumerations.
5566 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5567 * gimplify.c (create_tmp_from_val): Likewise.
5569 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5571 * config/i386/i386.md (*tls_global_dynamic_64,
5572 *tls_local_dynamic_base_64): Add missing mode to call.
5573 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5575 2005-09-24 Jan Hubicka <jh@suse.cz>
5577 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5578 (cgraph_clone_node): Likewise.
5579 * cgraph.h (cgraph_clone_edge): Update prototype.
5580 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5581 duplicated prototypes; add updating argument.
5582 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5583 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5584 updating profile.
5585 (cgraph_mark_inline_edge): Likewise.
5586 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5587 (cgraph_flatten_node): Likewise.
5588 (cgraph_decide_recursive_inlining): Likewise.
5589 (cgraph_decide_inlining_of_small_function): Likewise.
5590 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5592 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5593 Pete Steinmetz <steinmtz@us.ibm.com>
5595 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5596 (rldic.): Set type to "compare".
5597 (rldicr.): Same.
5598 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5599 mfjmpr for MFCTR/MFLR.
5600 (movdf_hardfloat64): Same.
5601 (movdf_softfloat64): Same. Correct order of store and move types.
5602 (movti_string): Set type to store_ux/load_ux.
5603 (load_multiple): Set type to load_ux.
5604 (store_multiple): Set type to store_ux.
5605 (movmemsi): Set type to store_ux.
5606 (output_cbranch direct_return): Set type to jmpreg.
5607 (stmw): Set type to store_ux.
5608 (lmw): Set type to load_ux.
5609 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5610 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5611 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5612 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5613 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5614 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5615 (rios1-fpstore): Increase latency to 3.
5616 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5617 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5619 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5620 Andrew Pinski <pinskia@physics.uc.edu>
5622 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5623 operand2 constraint to "b".
5624 (sync_<fetchop_name>di_internal): Same.
5625 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5626 to "b".
5627 (sync_old_<fetchop_name>di_internal): Same.
5628 (sync_new_<fetchop_name>si_internal): Same.
5629 (sync_new_<fetchop_name>di_internal): Same.
5631 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5633 PR middle-end/23991
5634 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5635 case, define as macros.
5637 PR rtl-optimization/23837
5638 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5639 clobber / clobber match between dest and p->first.
5641 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5642 (no_conflict_move_test): Update comments.
5644 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5646 * doc/install.texi: Update URL for Jacks.
5647 * doc/sourcebuild.texi: Likewise.
5649 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5651 PR target/24007
5652 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5653 registers when choosing register preferences.
5654 (movdf_hardfloat64): Same.
5656 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5658 * expmed.c (expand_shift): Don't use the target of the rotate as
5659 target for the first expanded shift insn.
5660 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5662 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5664 PR tree-optimization/22438
5665 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5666 preserved iv rhs rewriting specially.
5668 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5670 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5671 estimate_only is true.
5672 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5673 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5674 tree-ssa-structalias.c
5675 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5676 ref_contains_indirect_ref.
5677 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5679 2005-09-21 DJ Delorie <dj@redhat.com>
5681 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5682 MASK_PTR_A0D0.
5683 (mn10300_return_in_memory): Support variable size types also.
5684 (mn10300_pass_by_reference): Likewise.
5685 (mn10300_function_value): New.
5686 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5687 (FUNCTION_OUTGOING_VALUE): Likewise.
5688 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5689 * doc/invoke.texi: Document it.
5691 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5693 PR target/22585
5694 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5695 force integer op1 into register for XFmode compares.
5697 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5699 PR middle-end/23971
5700 * expmed.c (alg_code): Add alg_impossible.
5701 (alg_hash_entry): Add cost.
5702 (synth_mult): Record alg_impossible in the hash table if
5703 multiplication by a given integer is impossble within the
5704 limit. Speed up using alg_impossible.
5706 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5708 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5709 argument. Allow and set any offset if needs_anyoffset is passed
5710 in.
5711 (get_constraint_for): Add argument here too.
5712 Pass it down.
5713 (do_structure_copy): Pass NULL to get_constraint_for.
5714 (handle_ptr_arith): Ditto.
5715 (find_func_aliases): Ditto.
5717 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5719 PR rtl-optimization/23898
5720 * output.h (get_attr_min_length): Declare.
5721 * final.c (get_attr_length_1): New function, broken out of:
5722 (get_attr_length).
5723 (get_attr_min_length): New function.
5724 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5725 (duplicate_computed_gotos): Likewise.
5726 * genattr.c (insn_min_length): Generate declaration.
5727 * genattrtab.c (min_fn, min_attr_value): New functions.
5728 (make_length_attrs): Generate insn_min_length.
5730 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5732 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5734 2005-09-20 Richard Henderson <rth@redhat.com>
5736 PR tree-optimization/24059
5737 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5738 EXPAND_STACK_PARM.
5740 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5742 * c.opt (fextended-identifiers): New.
5743 * c-opts.c (c_common_handle_option): Handle
5744 -fextended-identifiers.
5745 * doc/cpp.texi: Update documentation of extended identifiers.
5746 * doc/cppopts.texi (-fextended-identifiers): Document.
5748 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5750 PR tree-optimization/23929
5751 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5752 if expr is NULL.
5754 PR tree-optimization/23818
5755 * tree-stdarg.c (execute_optimize_stdarg): Call
5756 calculate_dominance_info.
5758 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5760 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5761 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5762 (compute_overlap_steps_for_affine_1_2): Use
5763 get_number_of_iters_for_loop.
5764 (analyze_subscript_affine_affine): Check whether difference is
5765 zero first.
5766 Use get_number_of_iters_for_loop.
5767 Check whether overlap occurs outside of bounds.
5768 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5770 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5772 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5773 base register if possible.
5775 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5777 PR tree-optimization/18463
5778 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5779 converting it directly is not possible.
5780 (chrec_convert_aggressive): New function.
5781 * tree-chrec.h (chrec_convert_aggressive): Declare.
5782 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5783 Fold chrec conversions aggressively if asked to.
5784 (instantiate_parameters): Modified because of changes in
5785 instantiate_parameters_1.
5787 2005-09-19 Richard Henderson <rth@redhat.com>
5789 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5790 (reduc_splus_v2df): New.
5792 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5794 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5795 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5797 2005-09-19 Richard Henderson <rth@redhat.com>
5799 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5800 vcondu<SSEMODE12>.
5802 2005-09-19 Richard Henderson <rth@redhat.com>
5804 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5805 (ia64_expand_dot_prod_v8qi): New.
5806 * config/ia64/ia64-protos.h: Update.
5807 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5808 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5809 sdot_prodv8qi, sdot_prodv4hi): New.
5810 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5812 2005-09-19 Richard Henderson <rth@redhat.com>
5814 PR 23941
5815 * real.c (exact_real_truncate): Return false if the format cannot
5816 represent the number as a normal.
5818 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5819 for a memory source.
5821 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5823 * tree-ssa-operands.c (swap_tree_operands): Export.
5824 * tree.h (swap_tree_operands): Declare.
5825 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5826 Call swap_tree_operands.
5828 2005-09-19 Richard Henderson <rth@redhat.com>
5830 * tree-flow.h (merge_alias_info): Declare.
5831 * tree-ssa-copy.c (merge_alias_info): Export.
5832 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5833 (vect_create_data_ref_ptr): Use create_iv directly.
5834 (vectorizable_load): Use correct types for integer constants.
5835 (vect_generate_tmps_on_preheader): Likewise.
5836 (vect_gen_niters_for_prolog_loop): Likewise.
5838 2005-09-19 Steven Bosscher <stevenb@suse.de>
5840 PR rtl-optimization/23943
5841 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5843 2005-09-18 Jan Hubicka <jh@suse.cz>
5845 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5847 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5849 * varasm.c (output_constant): Do not abort on conversions to union
5850 types between different sizes.
5852 2005-09-18 Richard Guenther <rguenther@suse.de>
5854 PR middle-end/23944
5855 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5856 fallback.
5858 2005-09-18 Paul Brook <paul@codesourcery.com>
5860 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5862 2005-09-17 Richard Henderson <rth@redhat.com>
5864 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5865 * tree-ssa-loop.c (pass_vect_dce): Remove.
5866 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5867 of pass_vectorize.
5869 2005-09-17 Richard Henderson <rth@redhat.com>
5871 * tree-pass.h (pass_vect_dce): Declare.
5872 * passes.c (init_optimization_passes): Add it.
5873 * tree-flow.h (tree_ssa_dce): Declare.
5874 * tree-ssa-dce.c (tree_ssa_dce): Export.
5875 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5876 (gate_tree_vectorize): ... here.
5877 (pass_vect_dce): New.
5879 2005-09-17 Jan Hubicka <jh@suse.cz>
5881 * except.c (struct eh_status): Turn region_array into vec.
5882 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5883 convert_from_eh_region_ranges, find_exception_handler_labels,
5884 current_function_has_exception_handlers, assign_filter_values,
5885 build_post_landing_pads, dw2_build_landing_pads,
5886 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5887 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5888 foreach_reachable_handler, can_throw_internal_1,
5889 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5890 region_array.
5891 (duplicate_eh_region_1): Update region_array.
5892 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5894 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5896 PR middle-end/22067
5897 * expmed.c (expand_mult): Substitute simple register for op0 when
5898 computing max_cost.
5900 2005-09-17 Richard Henderson <rth@redhat.com>
5902 * expr.c (emit_move_via_integer): Add force argument, pass it on
5903 to emit_move_change_mode. Update callers.
5904 (emit_move_complex): Pass true to new force argument.
5905 * function.c (expand_function_end): Move expand_eh_return call
5906 earlier. Merge sub-word complex values into a pseudo before
5907 copying to the return hard register.
5909 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5911 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5912 between different sizes.
5914 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5916 PR 23903
5918 * passes.c (init_optimization_passes): Register dump files for
5919 IPA passes first.
5921 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5923 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5924 * config/s390/s390.c (s390_overlap_p): New function.
5925 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5926 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5927 condition.
5929 2005-09-16 Richard Guenther <rguenther@suse.de>
5931 * ipa-pure-const.c (static_execute): Free auxiliar information.
5932 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5933 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5935 2005-09-15 DJ Delorie <dj@redhat.com>
5937 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5939 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5941 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5942 to order operands.
5943 (swap_commutative_operands_with_target): New.
5945 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5947 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5948 parameter.
5949 Update callers.
5950 (estimate_iters_using_array): New function.
5951 * tree-data-ref.h (estimate_iters_using_array): Prototype
5952 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5953 Use estimate_iters_using_array instead of analyze_array.
5955 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5957 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5958 as addressable.
5960 2005-09-15 Michael Matz <matz@suse.de>
5962 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5964 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5966 PR tree-optimization/23835
5967 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5968 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5970 2005-09-14 Richard Henderson <rth@redhat.com>
5972 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5973 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5975 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5977 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5978 in the ARRAY_TYPE case.
5980 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5982 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5984 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5986 PR middle-end/22480
5987 * tree-vect-transform.c (vectorizable_operation): Return false for
5988 scalar shift operations and for vector shift operations with
5989 non-invariant shift arguments. Use scalar tree operand op1 as
5990 a shift operand when vector shift insn pattern uses scalar shift
5991 operand.
5992 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5994 2005-09-14 Olivier Hainque <hainque@adacore.com>
5996 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5997 value if it has side-effects.
5999 2005-09-14 David Edelsohn <edelsohn@gnu.org>
6001 PR target/22068
6002 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
6004 2005-09-14 Alan Modra <amodra@bigpond.net.au>
6006 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
6007 passed as NAME as if it were label at start of function code.
6009 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6011 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6012 the constraints.
6014 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6016 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6017 as early clobber. Rewrite so the PIC register is not implicitly used.
6019 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6021 * tree.c (annotate_with_file_line): Compare line numbers before
6022 file names.
6024 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6026 PR target/23816
6027 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6028 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6030 2005-09-13 Ian Lance Taylor <ian@airs.com>
6032 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6033 than a HOST_WIDEST_INT to gen_doloop_begin.
6035 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6037 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6039 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6041 PR tree-optimize/23817
6042 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6044 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6046 PR target/23774
6047 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6048 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6049 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6050 (restore_stack_nonlocal): Likewise.
6051 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6053 2005-09-12 Ian Lance Taylor <ian@airs.com>
6055 PR g++/7874
6056 * c.opt (ffriend-injection): New C++ option.
6057 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6058 (C++ Dialect Options): Document -ffriend-injection.
6060 2005-09-12 Josh Conner <jconner@apple.com>
6062 PR middle-end/23237
6063 * ipa-reference.c (static_execute): Don't mark variables in
6064 named sections TREE_READONLY.
6066 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6068 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6069 stack_tie.
6071 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6073 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6074 V_MUST_DEF instead of just the first_use_p.
6075 Don't mark the virtual variables for renaming on the statement which
6076 is being removed.
6077 (pass_dse): Remove TODO_update_ssa.
6079 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6081 PR middle-end/23290
6082 * stor-layout.c (compute_record_mode): For records with a single
6083 field, actually check the field's mode size against the type size.
6085 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6086 registers for TARGET_SHMEDIA.
6087 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6088 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6089 of GENERAL_REGS and FP_REGS.
6091 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6093 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6095 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6097 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6098 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6099 are omitted. Exclude stack_tie insn too.
6101 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6103 PR rtl-optimization/23098
6104 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6105 0.0f is easy.
6106 * config/rs6000/rs6000.md (movdf splitter): Use
6107 const_double_operand predicate for TARGET_POWERPC64.
6108 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6109 SYMBOL_REF method to ABI_V4.
6111 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6112 replace_equiv_address.
6113 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6114 rs6000_sr_alias_set and MEM_NOTRAP.
6115 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6117 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6119 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6120 handle CALL_EXPR again.
6122 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6124 * arm/predicates.md (alignable_memory_operand): Delete.
6126 2005-09-10 Richard Henderson <rth@redhat.com>
6128 PR debug/23806
6129 * dbxout.c (dbxout_expand_expr): New.
6130 (dbxout_symbol): Use it.
6132 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6134 * arm.c (arm_gen_rotated_half_load): Delete.
6135 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6136 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6137 (thumb_set_return_address): Likewise.
6138 (thumb_load_double_from_address): Use adjust_address.
6139 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6140 (extendhsisi2_mem, movhi_bytes): Use change_address.
6141 (movhi): Use widen_memory_access.
6142 (reload_out_df): Use replace_equiv_address.
6143 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6145 2005-09-09 Richard Henderson <rth@redhat.com>
6147 PR debug/20998
6148 * dbxout.c: Include expr.h.
6149 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6150 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6151 * Makefile.in (dbxout.o): Add EXPR_H.
6153 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6155 PR tree-optimization/23509
6156 * tree-cfg.c (replace_uses_by): Use replace_exp.
6157 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6158 pointers have name_mem_tag or type_mem_tag set.
6160 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6162 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6163 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6164 of wrongly accessing operands.
6166 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6168 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6169 * tree-chrec.c: Include tree-scalar-evolution.h.
6170 (chrec_convert): Instantiate the base and step before calling
6171 scev_probably_wraps_p that would fail on parametric evolutions.
6172 Collect all the fails into a single section failed_to_convert,
6173 print a diagnostic, and return chrec_dont_know instead of calling
6174 fold_convert.
6175 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6176 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6177 phi nodes.
6178 (scev_const_prop): Don't replace the definition of a loop closed ssa
6179 phi node by itself, or by another loop closed ssa phi node.
6180 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6181 that base and step are defined.
6183 2005-09-09 Richard Guenther <rguenther@suse.de>
6185 PR c++/23624
6186 * fold-const.c (fold_ternary): Check truth_value_p before
6187 calling invert_truthvalue.
6189 2005-09-09 Nick Clifton <nickc@redhat.com>
6191 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6192 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6193 dimension of these arrays.
6194 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6195 these arrays.
6196 * longlong.h: Only provide a prototype for the __clz_tab[] array
6197 if this header has not been included from libgcc2.h.
6198 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6199 defining own types.
6200 Provide prototypes for exported functions.
6201 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6202 libgcc2.c.
6204 2005-09-08 Josh Conner <jconner@apple.com>
6206 PR c++/21135
6207 PR c++/23180
6208 * expr.c (expand_expr_addr_expr_1): Don't invoke
6209 expand_simple_binop for EXPAND_INITIALIZER.
6211 2005-09-08 Richard Henderson <rth@redhat.com>
6213 PR debug/23190
6214 * toplev.c (wrapup_global_declaration_1): Split out ...
6215 (wrapup_global_declaration_2): ... from ...
6216 (wrapup_global_declarations): ... here. Return bool.
6217 (check_global_declaration_1): Split out ...
6218 (check_global_declarations): from here.
6219 (emit_debug_global_declarations): New.
6220 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6221 check_global_declaration_1, emit_debug_global_declarations): Declare.
6222 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6223 of decls. Call wrapup_global_declaration_1,
6224 wrapup_global_declaration_2, check_global_declaration_1 directly.
6225 (c_write_global_declarations_2): New.
6226 (ext_block): New.
6227 (c_write_global_declarations): Call c_write_global_declarations_2.
6228 * langhooks.c (write_global_declarations): Call
6229 emit_debug_global_declarations.
6231 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6232 remove decls that have DECL_RTL_SET_P.
6233 * passes.c (rest_of_decl_compilation): Invoke
6234 cgraph_varpool_finalize_decl for all but functions.
6236 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6238 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6239 the result of a conversion if the new min and max cannot be compared.
6241 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6243 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6244 (override_options): Setting s390_sr_alias_set removed.
6245 (save_fpr, save_gprs): Set alias set to vararg or frame.
6246 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6247 s390_sr_alias_set with get_frame_alias_set ().
6248 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6249 get_varargs_alias_set ().
6251 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6253 PR objc/20574
6254 PR objc/19324
6255 * c-parser.c (c_parser_objc_method_definition): If the next
6256 token is not "{", error out and don't start the function.
6258 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6260 * tree-vrp.c (extract_range_from_expr): Move the check for non
6261 nullness after the check for gimple invariant.
6263 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6265 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6267 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6269 PR target/23747
6270 * config/m32r.md (movmemsi_internal): Canonicalize order of
6271 operands in PLUS component of template.
6273 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6275 * reload1.c (fixup_eh_region_note): Remove assertion.
6276 (fixup_abnormal_edges): Reverted removal of call to
6277 find_many_sub_basic_blocks made on 2005-08-31.
6279 2005-09-07 Richard Henderson <rth@redhat.com>
6281 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6282 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6283 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6284 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6285 rearrange for better packing.
6286 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6287 (lookup_cfa_1): Remove inline marker.
6288 (cfa_equal_p): Split out of ...
6289 (def_cfa_1): ... here. Use INVALID_REGNUM.
6290 (build_cfa_loc): Handle !cfa->indirect.
6291 (frame_pointer_cfa_offset): New.
6292 (dbx_reg_number): Assert register elimination performed; do
6293 leaf register remapping.
6294 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6295 (eliminate_reg_to_offset): New.
6296 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6297 for verifiably local stack frame addresses; re-base to CFA.
6298 (mem_loc_descriptor): Remove can_use_fbreg argument.
6299 (concat_loc_descriptor, loc_descriptor): Likewise.
6300 (containing_function_has_frame_base): Remove.
6301 (rtl_for_decl_location): Don't do register elimination or
6302 leaf register remapping here.
6303 (secname_for_decl): Split out from ..
6304 (add_location_or_const_value_attribute): ... here.
6305 (convert_cfa_to_loc_list): New.
6306 (compute_frame_pointer_to_cfa_displacement): New.
6307 (gen_subprogram_die): Use them.
6308 * tree.h (frame_base_decl): Remove.
6309 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6310 (prologue_stack_adjust): Remove.
6311 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6312 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6313 (set_frame_base_location): Remove.
6314 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6315 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6316 (vt_add_function_parameters): Don't eliminate_regs.
6317 (vt_initialize): Don't create frame_base_decl.
6319 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6321 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6322 version of GNU binutils for 4.x and later.
6324 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6326 * ggc-page.c (ggc_push_context): Remove.
6327 (ggc_pop_context): Likewise.
6328 * ggc.h (ggc_push_context): Remove.
6329 (ggc_pop_context): Likewise.
6331 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6333 PR target/8973
6334 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6335 returning from an interrupt handler.
6337 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6339 PR target/8972
6340 * config/arc/arc.c (output_shift): Add check for loop count when
6341 optimizing.
6343 2005-09-06 Steven Bosscher <stevenb@suse.de>
6345 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6346 form manually.
6347 (abs_replacement): Likewise.
6348 (pass_phiopt): Remove TODO_update_ssa.
6350 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6352 PR c/23075
6353 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6354 if "return with no value, in function returning non-void" warning
6355 has been issued.
6356 * tree-cfg.c (execute_warn_function_return): Don't look at
6357 RETURN_EXPRs with TREE_NO_WARNING set.
6359 PR target/22362
6360 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6361 for internal functions doesn't use registers used by global registers
6362 variables. Use fewer register parameters if there are global register
6363 variables.
6365 2005-09-06 Olivier Hainque <hainque@adacore.com>
6366 Eric Botcazou <ebotcazou@adacore.com>
6368 PR middle-end/14997
6369 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6370 when we would be extracting outside its bit span (bitpos+bitsize
6371 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6372 Ada unchecked conversions.
6374 2005-09-06 Steven Bosscher <stevenb@suse.de>
6376 * tree-ssa-pre.c (try_look_through_load): New function.
6377 (compute_avail): Use it to try to look through loads for some
6378 more useful expressions.
6380 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6382 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6383 condition for detecting cases like (a&a) and (a^a).
6385 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6387 * common.opt: Add option ftree-vect-loop-version.
6388 * params.def: Add --param vect-max-version-checks.
6389 * doc/invoke.texi: Document ftree-vect-loop-version and
6390 --param vect-max-version-checks.
6391 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6392 may_misalign_stmts and defines for accessors.
6393 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6394 LOOP_VINFO_MAY_MISALIGN_STMTS.
6395 (destroy_loop_vec_info): VEC_free for
6396 LOOP_VINFO_MAY_MISALIGN_STMTS.
6397 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6398 Update documentation.
6399 (vect_update_misalignment_for_peel): New.
6400 (vect_enhance_data_refs_alignment): Update to choose loop
6401 peeling or loop versioning if appropriate for the (potentially)
6402 unaligned data references in the loop.
6403 (vect_analyze_data_refs_alignment): Remove call to
6404 vect_enhance_data_refs_alignment so the checks can be done
6405 earlier.
6406 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6407 and move up call to vect_analyze_data_refs_alignment.
6408 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6409 (vect_transform_loop): Add call to loop_version.
6411 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6413 PR rtl-optimization/23098
6414 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6415 * simplify-rtx.c (constant_pool_reference_p): New function.
6416 * rtl.h (constant_pool_reference_p): New prototype.
6417 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6418 constant_pool_reference_p in condition and
6419 avoid_constant_pool_reference in preparation statements.
6421 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6423 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6424 STRICT_LOW_PART SETs.
6426 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6428 PR middle-end/21460
6429 * except.c (sjlj_emit_function_enter): Find the function begin
6430 note even when it's not in first basic block.
6432 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6434 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6435 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6436 * aclocal.m4: Regenerate.
6438 2005-09-05 DJ Delorie <dj@redhat.com>
6440 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6441 of macro.
6443 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6445 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6446 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6447 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6448 Follow spelling conventions.
6449 * doc/invoke.texi: Follow spelling conventions.
6451 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6453 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6454 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6455 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6457 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6459 PR target/23683
6460 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6461 (output_stack_adjust): Use gen_tmp_stack_mem.
6462 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6463 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6464 (sh_get_pr_initial_val): Likewise.
6465 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6466 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6467 * sh.md (divsi_inv_m0): Use gen_const_mem.
6468 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6469 (movdf_i4+1): Use gen_tmp_stack_mem.
6470 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6471 (fpu_switch+2): Likewise.
6472 (movv4sf_i, movv16sf_i): Use adjust_address.
6473 (symGOT_load): Set MEM_NOTRAP_P bit.
6475 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6477 PR target/23721
6478 * pa.c (emit_move_sequence): Fix typo in last change.
6480 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6482 PR rtl-optimization/23454
6483 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6484 is true.
6486 2005-09-03 Richard Henderson <rth@redhat.com>
6487 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6489 PR middle-end/23671
6490 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6491 gen_rtx_MEM.
6493 2005-09-02 Nicolas Pitre <nico@cam.org>
6495 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6496 to bit_count to 32 bits.
6498 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6500 PR c++/23167
6501 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6502 generating synthetic loads from volatile lvalues.
6504 005-09-02 Nick Clifton <nickc@redhat.com>
6506 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6507 __ctzhi2, __clzhi2): New functions.
6509 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6511 PR middle-end/23547
6512 * tree-nested.c (struct var_map_elt): Mark with GTY.
6513 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6514 var_map_elt.
6515 (lookup_field_for_decl): Allocate new element in GC memory.
6516 (lookup_tramp_for_decl): Likewise.
6517 (convert_nl_goto_reference): Likewise
6518 (create_nesting_tree): Allocate info in GC memory. Likewise for
6519 info->var_map.
6520 (free_nesting_tree): Free with ggc_free instead of free.
6521 (root): New static variable.
6522 (lower_nested_functions): Remove root as local variable. And zero out
6523 root at the end of the function.
6525 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6527 PR rtl-optimization/20365
6528 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6529 to short. New member ix.
6530 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6531 (simplify_plus_minus): Initialize ix members before calling qsort.
6533 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6535 PR tree-optimization/23626
6536 * tree-cfg.c (replace_uses_by): Clean up eh info.
6538 2005-09-01 DJ Delorie <dj@redhat.com>
6540 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6541 fprintf.
6543 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6545 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6546 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6547 gen_rtx_MEM.
6549 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6551 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6552 do not issue warning for a variable definition following
6553 a declaration.
6555 2005-09-01 Richard Henderson <rth@redhat.com>
6557 PR 23668
6558 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6559 conversion to CONST_VECTOR.
6561 2005-09-01 Richard Henderson <rth@redhat.com>
6563 PR 23676
6564 * reload1.c (reload_as_needed): Check !CALL_P before calling
6565 fixup_eh_region_note.
6566 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6568 2005-09-01 DJ Delorie <dj@redhat.com>
6570 * varasm.c (output_constant): Let the target resolve
6571 conversions of addresses to non-default pointer sizes.
6573 2005-09-01 Nicolas Pitre <nico@cam.org>
6575 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6576 to alow matching ARM pre-indexed addressing mode.
6577 (arm_override_options): Remove now irrelevant comment.
6579 2005-09-01 Phil Edwards <phil@codesourcery.com>
6581 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6582 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6583 * config/i386/vxworks.h: Likewise.
6584 * config/i386/t-vxworksae: New file, for VxWorks AE.
6585 * config/i386/vxworksae.h: Likewise.
6587 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6589 PR tree-optimization/23410
6590 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6591 sequence is not wrapping during the first step.
6593 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6595 PR debug/7241
6596 * dwarf2out.c (base_type_die): Compare char_type_node with
6597 TYPE_MAIN_VARIANT (type), not type.
6599 2005-09-01 Richard Guenther <rguenther@suse.de>
6601 PR tree-optimization/15366
6602 * common.opt: Add -finline-functions-called-once.
6603 Put -fearly-inlining in alphabetically ordered place.
6604 * doc/invoke.texi: Document new option.
6605 * ipa-inline.c (cgraph_decide_inlining): Honour
6606 flag_inline_functions_called_once.
6608 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6610 PR rtl-optimization/23478
6611 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6612 (alloc_qty): Initialize it.
6613 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6614 (combine_regs): Combine also n_throwing_calls_crossed fields.
6615 (find_free_reg): Don't attempt to caller-save pseudos crossing
6616 calls that might throw.
6617 * global.c (struct allocno): Add throwing_calls_crossed field.
6618 (global_alloc): Revert 2005-08-22 change. Initialize
6619 throwing_calls_crossed.
6620 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6621 might throw.
6623 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6625 PR target/23649
6626 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6627 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6628 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6629 (and64_2_operand): Tweak to use predicate.
6630 (and_operand): Adjust for mask_operand changes.
6631 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6632 (print_operand): Likewise.
6633 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6634 (mask64_1or2_operand): Delete.
6635 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6636 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6637 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6638 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6639 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6640 (rotldi3_internal4): Likewise.
6641 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6642 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6643 (ashldi3_internal7): Likewise.
6644 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6645 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6646 (anddi3 split): Don't match mask64_operand.
6647 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6648 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6649 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6650 't' splitter predicate.
6651 (movdi_internal64 + 2): Revert 2005-06-11 change.
6653 2005-08-31 DJ Delorie <dj@redhat.com>
6655 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6656 (m32c_asm_integer): Add support for 32 bit pointers.
6658 2005-08-31 Richard Henderson <rth@redhat.com>
6660 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6661 component-like references for setting MEM_NOTRAP_P.
6663 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6664 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6666 2005-08-31 Richard Henderson <rth@redhat.com>
6668 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6669 into a pseudo before applying gen_lowpart.
6671 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6673 * doc/install.texi (Specific): Update cctools version required
6674 for full functionality.
6675 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6676 linkers as -macosx_version_min.
6678 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6680 PR target/21255
6681 * sh.c (print_operand, %R and %S): Add handling of floating point
6682 registers, memory, constants and invalid operands.
6684 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6686 * ipa-pure-const.c: Change dump name.
6688 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6690 PR target/23570
6691 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6692 to "reg_or_0_operand".
6693 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6695 2005-08-31 Dale Johannesen <dalej@apple.com>
6697 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6698 loops that count down.
6700 2005-08-31 Richard Henderson <rth@redhat.com>
6702 PR rtl-opt/23601
6703 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6704 (fixup_eh_region_note): New.
6705 (reload_as_needed): Call it.
6706 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6707 don't call find_many_sub_basic_blocks; call verify_flow_info.
6708 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6709 (keep_stack_depressed): Likewise.
6710 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6712 2005-08-31 Richard Henderson <rth@redhat.com>
6714 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6715 fp return matching.
6717 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6719 * expr.c (expand_expr_real_1): Compare size of address
6720 mode to target's address mode size in deciding expansion of
6721 the constant address.
6723 2005-08-31 Richard Guenther <rguenther@suse.de>
6725 PR middle-end/23477
6726 * expr.c (all_zeros_p): New function.
6727 (expand_expr_real_1): Handle the case of an all-zero
6728 non-addressable constructor separately.
6730 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6732 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6733 arguments, adjust all callers.
6734 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6736 2005-08-30 Richard Henderson <rth@redhat.com>
6738 PR target/23630
6739 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6740 whenever the mode sizes match.
6742 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6744 * calls.c (load_register_parameters): Fix comment typo.
6745 * expr.c (emit_push_insn): Comment formatting.
6747 2005-08-30 Ian Lance Taylor <ian@airs.com>
6749 * config/i386/x-cygwin (host-cygwin): Change dependency from
6750 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6752 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6754 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6755 parts of 'vals'.
6757 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6759 PR middle-end/23408
6760 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6761 call to ggc_collect.
6763 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6765 PR bootstrap/21268
6766 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6767 beginning. Remove $(INCLUDES) from all the rules, if following
6768 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6770 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6772 PR middle-end/23484
6773 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6774 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6775 not constant, but maxlen is, don't set len to maxlen, rather
6776 set maxlen to len if len is a constant.
6778 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6780 PR tree-optimization/23475
6781 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6782 and counts.
6784 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6786 Fix PR middle-end/22455
6788 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6789 Checksum only the parts of the tree that exist for the tree code.
6791 2005-08-28 Dale Johannesen <dalej@apple.com>
6793 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6795 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6797 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6799 2005-08-28 Richard Henderson <rth@redhat.com>
6801 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6802 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6803 of char_type_node.
6805 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6807 PR ada/23593
6808 * builtins.c (get_memory_rtx): Don't strip nops
6809 in between COMPONENT_REFs.
6811 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6813 PR middle-end/23463
6814 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6815 types.
6816 (gimplify_modify_expr): Check for zero sized types and gimplify the
6817 rhs and lhs as statements.
6819 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6821 PR libgcj/23508
6822 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6823 state for return address column of signal frames.
6825 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6827 PR target/23539
6828 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6829 bytes >= 2 not bytes == 2.
6830 (expand_block_move): Same.
6832 2005-08-27 Richard Guenther <rguenther@suse.de>
6834 PR target/23575
6835 * config/i386/sse.md (sse2_movsd): Add missing closing
6836 braces.
6838 2005-08-27 Paul Brook <paul@codesourcery.com>
6840 * genrecog.c (enum decision_type): Add DT_num_insns.
6841 (struct decision_test): Add u.num_insns.
6842 (add_to_sequence): Add DT_num_insns test.
6843 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6844 (write_cond, debug_decision_2): Ditto.
6845 (change_state): Assume peep2_next_insn never fails.
6846 Remove "afterward" argument.
6847 (write afterward, write_tree): Update to match.
6848 * recog.c (peep2_current_count): New variable.
6849 (peep2_next_insn): Check it.
6850 (peephole2_optimize): Set peep2_current_count.
6851 * recog.h (peep2_current_count): Declare.
6853 2005-08-26 Josh Conner <jconner@apple.com>
6855 PR middle-end/23584
6856 * ipa-pure-const.c (check_tree): Check for volatile-ness
6857 when considering a dereference.
6859 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6861 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6863 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6865 PR rtl-optimization/23561
6866 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6867 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6868 at most LEN bytes long memory fits into the field.
6869 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6870 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6871 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6873 2005-08-26 Richard Henderson <rth@redhat.com>
6875 PR rtl-opt/23560
6876 * loop.c (biased_biv_may_wrap_p): New.
6877 (maybe_eliminate_biv_1): Use it to suppress non-equality
6878 comparison transformations. Delete disabled code.
6880 2005-08-26 Ian Lance Taylor <ian@airs.com>
6882 * combine.c (make_extraction): Avoid reference outside object.
6884 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6886 * stor-layout.c (finalize_type_size): Restore behaviour for
6887 non-aggregate types to the status quo ante of the patch for
6888 pr 23467. Document why it matters.
6890 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6892 PR c/23506
6893 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6894 array by one element, initialize the BT_LAST element with NULL.
6896 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6898 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6899 optimizing for size.
6900 (plus_eqsi): Same.
6901 (compare_plus_eqsi): Same.
6902 (plus_eqsi_compare): Same.
6903 (neg_eq0<mode>): Same.
6904 (neg_eq<mode>): Same.
6906 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6907 PROCESSOR_POWER4.
6909 2005-08-26 Nick Clifton <nickc@redhat.com>
6911 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6912 TARGET_EP is not defined.
6913 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6914 TARGET_EP is enabled.
6915 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6916 * config/v850/v850.md (save_all_interrupt): Only use the EP
6917 register if TARGET_EP is defined.
6918 (restore_all_interrupt): Likewise.
6919 * config/v850/lib1funcs.asm: Update functions so that the EP
6920 register is only used if __EP__ is defined.
6922 2005-08-26 David Ung <davidu@mips.com>
6924 * config/mips/mips.c (mips_expand_prologue): Handle case when
6925 generating for MIPS16 and the outgoing argument area is more than
6926 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6927 add instruction.
6929 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6931 * config/crx/crx.md: Make doloop_end pattern usage controllable
6932 via mloop-nesting=<max-nesting> command line switch. Make sure
6933 the combiner cannot use doloop_end_<mode> in an illegal way.
6934 * config/crx/crx.c: Use regs up to r6 for argument passing.
6935 Refine crx_address_cost (non cst4 displacements are expensive).
6936 * config/crx/crx.opt: Add switch for mloop-nesting=.
6938 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6940 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6941 (UNSPEC_MVST): New constant.
6943 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6945 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6946 Reject operands containing eliminable registers.
6947 * testsuite/gcc.dg/20050825-1.c: New testcase.
6949 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6950 Jan Hubicka <jh@suse.cz>
6952 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6954 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6956 PR tree-optimization/23546
6957 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6958 and REAL_CST nodes.
6960 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6962 * params.def (PARAM_MIN_SPEC_PROB): New.
6963 * sched-rgn.c (MIN_PROBABILITY): Delete.
6964 (compute_trg_info): Convert to PARAM_VALUE.
6965 * doc/invoke.texi (param): Document min-spec-prob.
6967 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6969 * config/darwin.h: define __PIC__
6970 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6971 TARGET_OS_CPP_BUILTINS macro.
6973 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6975 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6976 yesterday.
6978 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6980 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6981 to duplicate_block.
6982 * cfghooks.c (duplicate_block): Added position where to place
6983 new block as argument.
6984 * cfghooks.h (duplicate_block): Declaration changed.
6985 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6986 duplicate_block.
6987 * cfglayout.h (copy_bbs): Declaration changed.
6988 * cfgloop.h (loop_version): Declaration changed.
6989 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6990 position to copy_bbs.
6991 (loop_version): Pass position to duplicate_loop_to_header_edge.
6992 Add place_after argument and position new blocks according to
6993 it.
6994 * modulo-sched.c (sms_schedule): Pass place_after argument
6995 to loop_version.
6996 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6997 * tree-cfg.c (split_edge_bb_loc): New function.
6998 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6999 to determine position of new blocks.
7000 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
7001 to loop_version.
7002 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
7003 argument to duplicate_block.
7004 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
7005 Pass position to copy_bbs.
7007 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7009 * fold-const.c (ptr_difference_const): Use
7010 cst_and_fits_in_hwi instead of host_integerp.
7012 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7014 * config/darwin.c (gen_pic_offset): New.
7015 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7016 Use it.
7018 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7020 PR tree-optimization/23486
7021 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7023 2005-08-23 Phil Edwards <phil@codesourcery.com>
7025 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7026 remove use_collect2.
7027 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7029 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7030 configuration files to override the default value.
7032 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7033 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7034 * config/vx-common.h: New file, split out from...
7035 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7036 * config/vxworksae.h: New file, for VxWorks AE.
7037 * config/vxworks.opt: New file.
7038 * config/vxlib.c: Update for VxWorks 6.
7040 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7041 other MULTILIB_* variables appropriately.
7042 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7043 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7044 * config/rs6000/vxworks.h: Update for VxWorks 6.
7045 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7047 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7049 PR target/20799
7050 * config/darwin.c (machopic_select_section): Remove the hack to
7051 mark "::operator new" and "::operator delete" for coalescing
7052 even though they are not weak.
7054 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7056 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7057 * configure: Regenerate.
7059 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7061 PR middle-end/23517
7062 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7063 between vectors.
7064 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7065 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7066 Likewise.
7068 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7070 * config/rs6000/predicates.md (equality_operator): New.
7071 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7072 comparison with a large constant.
7074 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7076 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7078 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7080 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7081 registers is even, and we have a hardware double precision fp,
7082 align the buffer.
7083 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7084 size of current argument when checking if argument was passed in
7085 registers.
7087 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7089 PR middle-end/23467
7090 * stor-layout.c (finalize_type_size): Dont override
7091 existing alignment with a smaller alignment from the mode.
7093 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7095 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7096 * lambda.h (lambda_vector_lexico_pos): ... here.
7097 * tree-data-ref.c (build_classic_dist_vector): Return false when
7098 the distance vector is lexicographically negative.
7100 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7102 PR tree-optimization/23511
7103 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7104 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7106 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7108 PR tree-optimization/22043
7109 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7110 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7111 If ALLOW_FLEXARR, handle types ending with flexible array member.
7112 Pass false as second argument to recursive count_type_elements calls.
7113 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7114 argument to count_type_elements call.
7115 * tree-sra.c (decide_block_copy): Likewise.
7116 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7117 for a constant-sized object, set cleared as well. Pass true as
7118 second argument to count_type_elements call.
7120 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7122 PR target/21571
7123 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7124 from legitimate_small_data_p, and make global. Update use.
7125 Remove forward declaration.
7126 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7127 Declare.
7128 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7130 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7132 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7133 of scratch intermediates.
7134 (eq<mode>_compare): Same.
7135 (neg_eq0<mode>): New.
7136 (neg_eq<mode>): Convert to define_insn_and_split.
7138 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7140 PR target/23070
7141 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7142 stdarg functions, set/clear the fp marker even when no variable
7143 args are passed.
7144 * config/rs6000/sysv4.opt (mprototype): Describe.
7146 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7148 PR rtl-optimization/23478
7149 * regs.h (reg_info): Add throw_calls_crossed.
7150 (REG_N_THROWING_CALLS_CROSSED): Define.
7151 * flow.c (allocate_reg_life_data): Initialize
7152 REG_N_THROWING_CALLS_CROSSED.
7153 (propagate_one_insn, attempt_auto_inc): Update
7154 REG_N_THROWING_CALLS_CROSSED.
7155 * global.c (global_alloc): Don't allocate pseudos across
7156 calls that may throw.
7158 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7160 PR c/18715
7161 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7162 value is inbetween the range if we did not find an exact match.
7164 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7166 * doc/invoke.texi (Option Summary): Add ms1 options.
7167 * doc/extend.texi: Document interrupt handler attribute for ms1.
7168 * doc/md.texi: Document ms1 constraints.
7169 * config.gcc: Add ms1-*-elf.
7170 * config/ms1/ms1.h: New.
7171 * config/ms1/ms1.c: New.
7172 * config/ms1/ms1.md: New.
7173 * config/ms1/ms1-protos.h: New.
7174 * config/ms1/ABI.txt: New.
7175 * config/ms1/crti.asm: New.
7176 * config/ms1/crtn.asm: New.
7177 * config/ms1/lib2extra-funcs.c: New.
7178 * config/ms1/t-ms1: New.
7179 * config/ms1/ms1.opt: New.
7181 2005-08-22 Ira Rosen <irar@il.ibm.com>
7183 * config/rs6000/altivec.md (xorv4sf3): New.
7184 (negv4sf2, neg<mode>2): Likewise.
7186 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7188 PR target/23485
7189 * config/ia64/ia64.md (divsi3): Check divide by zero.
7190 (udivsi3): Likewise.
7191 (divdi3): Likewise.
7192 (udivdi3): Likewise.
7194 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7196 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7197 up to elem_bitsize bits, not max_bitsize.
7199 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7201 PR tree-optimization/23433
7202 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7203 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7205 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7207 PR tree-optimization/23434
7208 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7209 the iteration bound is not an INTEGER_CST.
7211 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7213 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7214 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7215 NULL if need_epilog_adjust is false.
7216 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7217 Case 3 always peels first itration, not just for PLUS case, and no need
7218 to use scalar_initial_def here. Create an epilog adjustment only if
7219 scalar_initial_def is not NULL.
7221 (vectorizable_reduction): Remove assert.
7223 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7225 PR target/23485
7226 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7227 (__moddi3): Likewise.
7228 (__udivdi3): Likewise.
7229 (__umoddi3): Likewise.
7230 (__divsi3): Likewise.
7231 (__modsi3): Likewise.
7232 (__udivsi3): Likewise.
7233 (__umodsi3): Likewise.
7235 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7237 * tree-pass.h (TDF_GRAPH): Define.
7238 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7239 * passes.c (finish_optimization_passes): Only call
7240 finish_graph_dump_file if TDF_GRAPH is set.
7241 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7242 NULL. Set TDF_GRAPH bit.
7243 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7245 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7247 * arm.h (arm_stack_offsets): Add locals_base field.
7248 * arm.c (arm_get_frame_offsets): Compute it.
7249 (thumb_compute_initial_elimination offset): Make the Thumb frame
7250 pointer point to the base of the local variables.
7251 (thumb_expand_prologue): Update accordingly.
7252 (thumb_expand_epilogue): Likewise.
7254 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7255 mode of clobbered scratch to DImode. Handle a case that's known to
7256 need this.
7258 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7260 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7261 (gt0<mode>_compare): Delete.
7262 (neg_gt0<mode>): Delete.
7264 2005-08-19 Eric Christopher <echristo@apple.com>
7266 * optabs.h: Change CTI_ to COI_.
7267 * optabs.c: Ditto.
7269 2005-08-19 James E Wilson <wilson@specifix.com>
7271 * builtins.c (expand_builtin_return_addr): Set
7272 current_function_accesses_prior_frames when count != 0. Use
7273 frame_pointer_rtx when count == 0.
7274 * function.h (struct function): Add accesses_prior_frames field.
7275 (current_function_accesses_prior_frames): Define.
7276 * reload1.c (init_elim_table): Check
7277 current_function_accesses_prior_frames.
7278 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7280 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7282 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7283 indicator. Return true if the flowgraph changed during
7284 cleanup.
7286 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7288 PR 23476
7289 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7290 conditional expression before testing its value.
7292 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7294 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7296 2005-08-19 Devang Patel <dpatel@apple.com>
7298 PR tree-optimization/23048
7299 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7300 third parameter. Check whether latch is dominated by exit
7301 block or not.
7302 (if_convertible_loop_p): Supply exit block itself to
7303 if_convertible_bb_p.
7305 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7307 PR target/23473
7308 * arm.md (arm_load_pic_register): Change argument to the mask of
7309 saved registers. Call thumb_find_work_register if we need a
7310 scratch register on Thumb.
7311 (arm_expand_prologue): Pass empty register set to
7312 arm_load_pic_register.
7313 (thumb_expand_prologue): Pass live_regs_mask directly to
7314 arm_load_pic_register.
7315 * arm-protos.h (arm_load_pic_register): Update prototype.
7317 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7319 * sh.c (find_sole_member): New function.
7320 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7321 if the record's alignment is larger than the size of its only member.
7323 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7325 PR target/23436
7326 * arm.c (thumb_legitimize_reload_address): New function.
7327 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7328 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7330 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7332 * config/crx/crx.c: Implement crx_decompose_address. Reject
7333 symbolic displacements since CRX register relative adressing
7334 mode can't handle unsigned 32-bit values as displacements.
7335 * config/crx/crx.h: Simplify definitions, remove redundant
7336 parenthesis and obsolete macros.
7337 * config/crx/crx.opt: Add new switch for debugging addresses.
7338 * config/crx/crx-protos.h: Add new declarations for above.
7340 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7342 PR middle-end/20624
7343 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7344 looking past it.
7346 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7348 * collect2.c (dup2): Delete.
7349 * configure.ac: Don't check for dup2.
7351 * config.in, configure: Regenerate.
7353 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7355 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7356 record with the type of its only member.
7358 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7360 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7361 define_insn_and_split.
7362 (plus_ltu<mode>_compare): Same.
7363 (gtu<mode>_compare): Same.
7364 (plus_gtu<mode>_compare): Same.
7366 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7368 PR tree-optimization/22228
7369 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7370 todo_flags_start.
7371 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7372 are recorded in vect_vnames_to_rename for renaming.
7373 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7374 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7375 in vect_vnames_to_rename.
7376 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7377 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7379 2005-08-18 Jan Hubicka <jh@suse.cz>
7381 PR c++/22034
7382 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7383 info only for local statics, not for member variables.
7385 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7387 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7389 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7391 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7393 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7395 PR middle-end/16045
7396 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7398 2005-08-17 James E Wilson <wilson@specifix.com>
7400 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7401 array size check.
7403 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7405 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7406 (leu<mode>_compare): Same.
7407 (plus_leu<mode>): Same.
7408 (neg_leu<mode>): Same.
7409 (and_neg_leu<mode): Same.
7410 (ltu<mode>_compare): Same.
7411 (plus_ltu<mode>): Same.
7412 (geu<mode>): Same.
7413 (geu<mode>_compare): Same.
7414 (plus_geu<mode>): Same.
7415 (neg_geu<mode>): Same.
7416 (and_neg_geu<mode>): Same.
7417 (plus_gt<mode>): Same.
7418 (gtu<mode>_compare): Same.
7419 (plus_gtu<mode>): Same.
7421 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7423 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7424 Move call_table_data to end. Delete spurious .text.
7425 (callt_save_all_interrupt): Fix comment typo.
7427 2005-08-17 James E Wilson <wilson@specifix.com>
7428 Kevin Winchester <winchester@amirix.com>
7430 PR target/21684
7431 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7433 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7435 PR target/23268
7436 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7437 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7439 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7441 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7442 record with the type of its only member if the modes don't match.
7444 * varasm.c (decode_reg_name): Skip empty additional register names.
7446 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7448 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7449 lsm_tmp_name_length): New.
7450 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7451 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7453 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7454 Andreas Krebbel <krebbel1@de.ibm.com>
7456 * config.gcc: Added z9-109 switch.
7457 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7458 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7459 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7460 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7461 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7462 for "z9_109" cpu attribute.
7463 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7464 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7465 (s390_handle_arch_option): Added z9-109 switch.
7466 (override_options): Set respective cost function for z9-109.
7467 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7468 (legitimate_reload_constant_p): Accept extended immediates.
7469 (print_operand): Three new output modifiers added: k, m and o.
7470 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7471 (s390_output_mi_thunk): Use extended immediate when possible.
7472 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7473 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7474 (CONSTRAINT_LEN): Added length of O constraint.
7475 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7476 * config/s390/s390.md ("cpu"): New value z9_109 added.
7477 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7478 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7479 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7480 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7481 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7482 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7483 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7484 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7485 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7486 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7487 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7488 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7489 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7490 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7491 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7492 immediates.
7493 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7494 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7495 insns for TARGET_EXTIMM.
7497 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7499 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7501 2005-08-17 Nick Clifton <nickc@redhat.com>
7503 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7504 Call default_encode_section_info.
7506 2005-08-17 Steven Bosscher <stevenb@suse.de>
7508 PR tree-optimization/21574
7509 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7510 constant, return CONSTANT.
7511 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7512 (ccp_fold, visit_assignment): Likewise.
7513 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7515 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7517 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7518 fold_buildN instead of buildN then fold_initializer or fold.
7519 (build_unary_op): Likewise.
7520 (build_binary_op): Likewise.
7521 * fold-const.c (fold_initializer): Remove.
7522 (fold_build1_initializer): New function.
7523 (fold_build2_initializer): New function.
7524 (fold_build3_initializer): New function.
7525 * tree.h (fold_initializer): Remove.
7526 (fold_build1_initializer): New function.
7527 (fold_build2_initializer): New function.
7528 (fold_build3_initializer): New function.
7530 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7532 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7533 (try_move_mult_to_index): Call fold_build2 instead of build2.
7534 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7535 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7536 fold_binary_to_constant.
7537 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7538 fold (build.
7539 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7540 check if A == gcd (A, B). Remove TYPE argument.
7541 (analyze_offset) Use fold_build2 instead of fold (build.
7542 (create_data_ref): Likewise.
7543 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7544 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7545 then fold.
7547 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7549 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7550 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7552 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7554 PR tree-opt/23402
7555 * gimplify.c (zero_sized_type): New function.
7556 (gimplify_modify_expr_rhs): If we have a zero sized type,
7557 replace the statement with an empty statement.
7559 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7561 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7562 fxsave.
7564 2005-08-16 Ian Lance Taylor <ian@airs.com>
7566 * doc/tm.texi (Label Output): Correct typo.
7568 2005-08-16 Steven Bosscher <stevenb@suse.de>
7570 PR target/23376
7571 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7572 force_operand will work later on using have_insn_for.
7574 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7576 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7578 2005-08-16 Ian Lance Taylor <ian@airs.com>
7580 PR c++/23337
7581 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7582 vector type, don't try to construct it element by element. Add an
7583 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7585 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7587 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7589 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7591 * doc/invoke.texi (Precompiled Headers): Document some more options
7592 which are known to be safe.
7594 2005-08-16 James E Wilson <wilson@specifix.com>
7596 PR tree-optimization/21105
7597 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7598 TREE_OVERFLOW check.
7600 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7602 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7603 (neg_ltu<mode>): Same.
7604 (gtu<mode>): Same.
7605 (neg_gtu<mode>): Same.
7607 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7609 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7610 (fold_builtin_isdigit): Use fold_buildN.
7611 (build_function_call_expr): Likewise.
7612 * c-typeck.c (c_finish_loop): Likewise.
7614 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7615 Richard Shann <rshann@superh.com>
7617 PR middle-end/20396:
7618 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7620 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7622 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7624 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7626 PR target/23355
7627 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7628 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7629 must be saved.
7631 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7633 PR middle-end/23369
7634 * fold-const.c (build_range_check): Disable optimization for function
7635 pointer expressions on targets that require function pointer
7636 canonicalization.
7638 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7640 * simplify-rtx.c (simplify_const_relational_operation): When
7641 extracting arguments of a COMPARE, recompute the mode as well.
7643 2005-08-15 Ian Lance Taylor <ian@airs.com>
7645 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7647 2005-08-15 DJ Delorie <dj@redhat.com>
7649 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7650 the stack.
7651 (movsi_splittable): Allow, but split, moves to the stack.
7652 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7653 stack.
7655 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7657 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7658 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7659 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7661 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7662 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7663 Delete HOST_PTR_PRINTF.
7665 * configure, config.in: Regenerate.
7667 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7669 * config/rs6000/rs6000.md (QHSI): New mode macro.
7670 (wd): Extend mode attr for QImode and HImode
7671 (dbits): New mode attr.
7672 (zero_extend<mode>di2): Convert to mode macro.
7674 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7676 PR target/21841
7677 * doc/invoke.texi (-mgnu-ld): Update description.
7678 (-mhp-ld): Ditto.
7680 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7682 PR 23391
7683 * Makefile.in (tree-chrec.o): Depends on real.h.
7684 * tree-chrec.c: Include real.h.
7685 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7686 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7687 * tree-scalar-evolution.c (add_to_evolution_1,
7688 interpret_rhs_modify_expr): Ditto.
7690 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7692 PR 23386
7693 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7694 step is negative compute the estimation from init downwards to zero.
7696 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7698 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7700 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7702 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7703 constraint.
7704 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7705 Accept double-word constants that can be split.
7706 * config/s390/s390.md ("movti"): Use 'P' constraint.
7707 ("*movdi_31", "*movdf_31"): Likewise.
7709 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7711 Fix PR tree-optimization/22615
7713 * tree-ssa-structalias.c (solution_set_add): Handle
7714 first_vi_for_offset returning NULL.
7715 (do_da_constraint): Ditto.
7716 (do_sd_constraint): Ditto.
7717 (do_ds_constraint): Ditto
7718 (find_func_aliases): Ditto.
7719 (build_constraint_graph): RHS is allowed be ANYTHING.
7720 (first_vi_for_offset): Return NULL if we couldn't find anything at
7721 the offset.
7723 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7725 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7726 over memory as first operand.
7728 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7730 PR target/23360
7731 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7732 available for setting it.
7734 2005-08-14 Ira Rosen <irar@il.ibm.com>
7736 PR tree-optimization/23320
7737 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7738 data-refs' types instead of base object nullness. Add check for
7739 pointer type data-refs before first location comparison. Remove
7740 assert.
7742 2005-08-14 Andreas Schwab <schwab@suse.de>
7744 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7746 2005-08-13 James E Wilson <wilson@specifix.com>
7748 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7749 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7750 -fstack-protector-all, --param ssp-buffer-size): Document.
7751 (-Wvariadic-macros): Alphabetize.
7752 (-fsched-stalled-insns-dep): Add missing 'f'.
7754 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7755 macros.
7757 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7759 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7760 or indirect address operand.
7761 (EXTRA_ADDRESS_CONSTRAINT): New.
7762 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7764 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7766 PR tree-optimization/22236
7767 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7768 successors and predecessors.
7769 * tree-chrec.c (chrec_convert): Before converting, check that
7770 sequences don't wrap.
7771 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7772 (analyze_array): Extern.
7773 (find_data_references_in_loop): Remove call to
7774 compute_estimated_nb_iterations.
7775 * tree-data-ref.h (analyze_array): Declared.
7776 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7777 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7778 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7779 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7780 condition.
7781 * tree-ssa-loop-ivcanon.c: Fix documentation.
7782 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7783 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7784 (infer_loop_bounds_from_undefined): New.
7785 (estimate_numbers_of_iterations_loop): Use
7786 infer_loop_bounds_from_undefined.
7787 (used_in_pointer_arithmetic_p): New.
7788 (scev_probably_wraps_p): Pass an extra parameter. Call
7789 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7790 (convert_step): Fix documentation.
7791 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7792 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7793 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7794 scev_probably_wraps_p.
7796 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7798 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7799 (s390_register_info): Ignore clobbered_regs information for fixed
7800 registers, and only fixed registers.
7801 (s390_init_frame_layout): Remove redundant call.
7803 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7805 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7806 description of -Wold-style-casts.
7808 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7809 Jakub Jelinek <jakub@redhat.com>
7811 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7812 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7813 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7814 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7815 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7816 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7817 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7818 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7819 ("stack_protect_set", "stack_protect_test"): New expanders.
7820 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7821 "stack_protect_testdi"): New insn definitions.
7823 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7825 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7827 2005-08-12 Paul Brook <paul@codesourcery.com>
7829 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7831 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7833 * config/s390/predicates.md (setmem_operand): New predicate.
7834 (shift_count_operand): Accept ANDs with special constants as
7835 operand.
7836 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7837 with special constants.
7838 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7839 shift_count_operand with setmem_operand.
7841 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7843 * config/s390/s390.c (s390_extract_part, s390_single_part):
7844 Type cast added.
7845 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7846 (s390_output_mi_thunk): Don't use lg on 31 bit.
7847 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7848 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7850 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7852 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7853 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7854 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7855 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7856 with one of the new macros.
7858 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7860 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7861 Don't set save_return_addr_p.
7862 (s390_register_info): Make clobbered_regs not depending on
7863 save_return_addr_p.
7865 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7867 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7868 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7870 2005-08-11 James E. Wilson <wilson@specifix.com>
7872 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7874 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7876 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7877 locations gathered by var-tracking in single entry loc_list
7878 over loc_descriptor_from_tree.
7880 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7881 pass it down to loc_descriptor.
7882 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7883 (containing_function_has_frame_base): Move earlier in the file.
7884 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7885 instead of always assuming fbreg can't be used.
7887 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7889 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7890 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7891 Accept address wrapped in AND for Altivec.
7892 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7893 Strip AND wrapping offset address for Altivec.
7895 2005-08-11 Richard Henderson <rth@redhat.com>
7897 PR middle-end/23312
7898 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7899 before using TYPE_IS_SIZETYPE.
7901 2005-08-11 Richard Henderson <rth@redhat.com>
7903 PR target/22225
7904 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7905 insn types not present on ev4.
7906 (alphaev5_insn_pipe): Similarly.
7908 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7910 PR target/23250
7911 * arm.c (arm_override_options): If the user has selected callee-super-
7912 interworking, then enable normal interworking.
7914 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7916 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7917 redefinition.
7919 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7921 * doc/rtl.texi: Fix two typos.
7923 2005-08-11 Richard Guenther <rguenther@suse.de>
7925 PR target/23289
7926 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7927 cases where we call to/from functions returning void.
7929 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7931 PR c++/23225
7932 * tree.c (build_pointer_type_for_mode): Robustify.
7934 2005-08-10 James E Wilson <wilson@specifix.com>
7936 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7937 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7939 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7940 "cum->".
7942 2005-08-10 Eric Christopher <echristo@apple.com>
7944 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7945 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7946 V2DFmode.
7948 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7950 PR target/21887
7951 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7952 for the high part when generating dynamic-no-pic code.
7954 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7956 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7957 (x86_64-*-linux*): Likewise.
7959 * config/i386/crtfastmath.c: New file.
7960 * config/i386/t-crtfm: Likewise.
7962 * config/i386/linux.h (ENDFILE_SPEC): New.
7963 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7965 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7966 crtfastmath.o.
7968 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7970 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7971 (vec_shl, vec_shr): Document new operations.
7972 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7974 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7976 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7977 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7978 change predicate to indexed_or_indirect_address.
7980 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7982 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7983 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7984 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7985 and __aeabi_uwrite8.
7986 * config/arm/unaligned-funcs.c: New file.
7987 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7989 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7991 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7992 Add dump.
7993 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7994 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7995 Add dump.
7996 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7997 * final.c (pass_shorten_branches): Add dump.
7998 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7999 (pass_life): Rename dump.
8000 (rest_of_handle_flow2): Remove initial verify_flow_info.
8001 * function.c (pass_instantiate_virtual_regs): Add dump.
8002 * integrate.c (pass_initial_value_sets): Add dump.
8003 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
8004 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
8005 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
8006 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
8007 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8008 gate_rtl_unrool_and_peel_loops): New.
8009 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8010 rtl_doloop): Do not look at flags.
8011 * mode-switching.c (pass_mode_switching): Add dump.
8012 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8013 pass_split_before_regstack): Add dump.
8014 * regmove.c (pass_stack_adjustments): Add dump.
8015 * tree-optimize.c (pass_fixup_cfg): Add dump.
8017 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8019 PR 23309
8020 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8021 deciding which instruction sequence to use.
8023 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8025 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8026 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8028 2005-08-09 Richard Guenther <rguenther@suse.de>
8030 * c-common.c (builtin_function_2): Remove.
8031 (def_builtin_1): New function.
8032 (c_common_nodes_and_builtins): Use def_builtin_1 to
8033 build builtin functions.
8035 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8037 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8038 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8039 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8040 Visual DSP.
8042 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8044 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8045 fold_binary instead of fold_build2 since we don't care about the
8046 resulting tree.
8047 (loop_niter_by_eval): Likewise.
8048 (compare_trees): Likewise.
8049 (proved_non_wrapping_p): Likewise.
8051 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8053 PR c/23161
8054 PR c/23165
8055 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8056 if the if is really empty.
8058 2005-08-09 Steven Bosscher <stevenb@suse.de>
8060 PR tree-optimization/23234
8061 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8062 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8063 argument of the new enum.
8064 (execute_cse_reciprocals): Add reciprocals for function arguments
8065 on the unique successor edge of the entry block. Update other calls
8066 to execute_cse_reciprocals_1.
8068 2005-08-08 Richard Henderson <rth@redhat.com>
8070 PR 22439
8071 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8073 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8075 * expr.c (write_complex_part): Return after handling MEM.
8077 2005-08-08 Josh Conner <jconner@apple.com>
8079 PR rtl-optimization/23241
8080 * combine.c (simplify_comparison): Fix error in determining
8081 whether to lift a subreg from comparison.
8083 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8085 PR target/18506
8086 * config/rs6000/altivec.md (vec_init<mode>): New.
8087 (vec_set<mode>): New.
8088 (vec_extract<mode>): New.
8089 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8090 (rs6000_expand_vector_set): New.
8091 (rs6000_expand_vector_extract): New.
8092 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8093 for Altivec modes before reload.
8094 (altivec_expand_vec_init_builtin): New.
8095 (get_element_number): New.
8096 (altivec_expand_vec_set_builtin): New.
8097 (altivec_expand_vec_ext_builtin): New.
8098 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8099 builtins.
8100 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8101 builtins.
8102 * config/rs6000/rs6000.h (rs6000_builtins): Add
8103 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8104 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8105 * config/rs6000/rs6000-protos.h: Declare new functions.
8107 2005-08-08 Jan Hubicka <jh@suse.cz>
8109 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8110 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8111 * i386.md (movdi*): Use pic_32bit_operand.
8112 * predicates.md (pic_32bit_operand): New.
8114 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8116 PR c++/21166
8117 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8119 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8121 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8122 (test_for_singularity): Use fold_build2.
8124 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8126 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8128 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8130 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8131 (COMMON_ASM_OP) Define.
8132 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8133 (ix86_encode_section_info): Likewise.
8134 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8135 SUBTARGET_ENCODE_SECTION_INFO.
8137 2005-08-06 Richard Henderson <rth@redhat.com>
8139 PR 21894
8140 * tree-nested.c (convert_local_reference): Save and restore val_only
8141 around component_ref and friends. Clear walk_subtrees by default.
8143 2005-08-06 Peter O'Gorman <peter@pogma.com>
8145 PR 21366
8146 * gcc.c (process_command): Check the argument to -b has a dash.
8147 * doc/invoke.texi: Update -b and -V docs.
8149 2005-08-06 James E Wilson <wilson@specifix.com>
8151 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8153 2005-08-06 Michael Matz <matz@suse.de>
8155 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8156 member only if only one insn is associated with the value.
8158 2005-08-06 Nick Clifton <nickc@redhat.com>
8160 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8161 New define.
8162 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8163 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8164 Check symbol flags instead of symbol name mangling.
8165 (xstormy16_asm_output_aligned_common): Likewise. Also
8166 simplify code since the bss100_section cass is the only case
8167 where the below100 code will be triggered.
8168 (xstormy16_encode_section_info): Encode below100 attribute
8169 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8170 the name.
8171 (xstormy16_strip_name_encoding): Delete - this function is no
8172 longer needed.
8173 (TARGET_STRIP_NAME_ENCODING): Undefine.
8174 * config/stormy16/stormy16-protos.h: Delete prototype for
8175 xstormy16_strip_name_encoding.
8177 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8179 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8180 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8181 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8182 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8183 config/alpha/predicates.md, config/arc/arc.h,
8184 config/arm/arm.h, config/arm/ieee754-df.S,
8185 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8186 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8187 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8188 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8189 config/m68hc11/m68hc11.h, config/mips/mips.c,
8190 config/mips/mips.h, config/mips/openbsd.h,
8191 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8192 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8193 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8194 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8195 config/sparc/linux.h, config/sparc/linux64.h,
8196 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8197 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8198 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8199 typos. Follow spelling conventions.
8201 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8203 PR c/23113
8204 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8205 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8206 specially. Check for side effects only for COND_EXPR.
8207 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8208 return with TREE_NO_WARNING.
8210 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8212 PR rtl-optimization/23233
8213 * loop.c (combine_movables): Require the modes to be the same.
8214 (move_movables): Remove handling of cases where the replacement
8215 had a different mode to the original.
8217 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8219 PR tree-optimization/23128
8220 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8221 subtraction wrap, and set TREE_OVERFLOW if they do.
8223 2005-08-05 Richard Henderson <rth@redhat.com>
8225 PR 21728
8226 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8227 FORCED_LABEL labels.
8229 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8231 PR middle-end/23135
8232 * reload.c (find_reloads_subreg_address): Pass down TYPE
8233 unchanged. Change all callers except find_reloads_toplev.
8235 2005-08-05 Michael Matz <matz@suse.de>
8237 * genattrtab.c (current_alternative_string): Remove.
8238 (SIMPLIFY_ALTERNATIVE): Ditto.
8239 (attr_alt_bit_p): Ditto.
8240 (alternative_name): Make const char *.
8241 (evaluate_eq_attr): Remove use of above things.
8242 (simplify_test_exp): Ditto.
8243 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8244 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8246 2005-08-04 James E Wilson <wilson@specifix.com>
8248 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8249 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8250 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8251 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8252 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8254 2005-08-04 Richard Henderson <rth@redhat.com>
8256 PR 21529
8257 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8258 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8259 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8260 if we'd have to instantiate too many members.
8262 2005-08-04 Richard Henderson <rth@redhat.com>
8264 PR 21291
8265 * tree-outof-ssa.c (coalesce_asm_operands): New.
8266 (coalesce_ssa_name): Use it. Split out ...
8267 (coalesce_phi_operands, coalesce_result_decls): ... these.
8269 2005-08-04 Paul Brook <paul@codesourcery.com>
8271 * read-rtl.c (read_quoted_string): Break if EOF.
8273 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8275 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8276 (fold_build2): Likewise.
8277 (fold_build3): Likewise.
8278 (fold_build1_stat): New function prototype.
8279 (fold_build2_stat): Likewise.
8280 (fold_build3_stat): Likewise.
8281 * fold-const.c (fold_build1): Rename to ..
8282 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8283 through to build1_stat.
8284 (fold_build2): Rename to ..
8285 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8286 through to build2_stat.
8287 (fold_build3): Rename to ..
8288 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8289 through to build3_stat.
8291 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8292 Ian Lance Taylor <ian@airs.com>
8294 * function.c (assign_stack_local_1): Do not correct stack slot
8295 address if allocation size is smaller than mode size.
8297 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8299 PR 22037
8300 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8301 (tree_merge_blocks): Propagate anything allowed by
8302 may_propagate_copy.
8303 Clarify documentation.
8304 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8305 SSA form, schedule an update if necessary.
8307 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8309 * doc/install.texi (Binaries): Remove broken link to
8310 Sinix/Reliant Unix binaries.
8312 2005-08-03 Richard Henderson <rth@redhat.com>
8314 PR 23221
8315 * function.c (stack_protect_epilogue): Export.
8316 * tree.h (stack_protect_epilogue): Declare.
8317 * calls.c (expand_call): Call it.
8319 2005-08-03 Eric Christopher <echristo@apple.com>
8321 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8322 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8323 spec.
8325 2005-08-04 Jan Hubicka <jh@suse.cz>
8327 * profile.c (branch_prob): Split edges with goto locus on them
8328 to get proper line counts.
8329 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8331 2005-08-03 Paul Brook <paul@codesourcery.com>
8333 * function.c (assign_parms): Round current_function_args_size
8334 to PARM_BOUNDARY, not STACK_BOUNDARY.
8336 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8338 * config/i386/i386.c (x86_elf_aligned_common)
8339 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8341 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8343 PR tree-optimization/23157
8344 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8345 before emitting them.
8347 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8349 PR tree-optimization/19899
8350 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8351 * tree-scalar-evolution.c: Include real.h.
8352 (add_to_evolution): Build constant -1 of correct type.
8354 2005-08-03 Jan Hubicka <jh@suse.cz>
8356 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8357 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8358 profile updating for complette unrolling.
8359 * loop-unroll.c (peel_loop_completely): Use it.
8360 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8361 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8362 loops.
8364 2005-08-03 Paul Brook <paul@codesourcery.com>
8366 * combine.c (can_change_dest_mode): New function.
8367 (try_combine, simplify_set): Use it.
8369 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8371 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8372 TFmode to BLKmode.
8374 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8376 * doc/install.texi (Specific): Adjust link to openavr.org.
8377 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8378 (Binaries): Adjust HP-UX Porting Center link.
8379 (Binaries): Adjust Free Software Foundation ordering link.
8381 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8383 * convert.c (convert_to_integer): Use fold_build1 instead of
8384 build1 when converting an integer to an integer.
8386 2005-08-02 Richard Henderson <rth@redhat.com>
8388 * combine.c (combine_instructions): Don't use reg_equal/equiv
8389 results if the mode doesn't match.
8391 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8393 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8394 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8396 2005-08-02 Richard Henderson <rth@redhat.com>
8398 PR 23196
8399 * explow.c (memory_address): Remove special-case for
8400 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8402 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8404 PR 23164
8405 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8406 number of calls to cleanup_tree_cfg_1.
8408 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8410 * doc/invoke.texi: document file extensions .F90 and .F95
8412 2005-08-02 Richard Guenther <rguenther@suse.de>
8414 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8415 positive if its first argument is positive.
8417 2005-08-02 Richard Guenther <rguenther@suse.de>
8419 PR tree-optimization/23177
8420 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8421 on TMR_TAG.
8423 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8425 PR tree-optimization/23129
8426 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8427 varying for divisions with anti-ranges.
8429 2005-08-02 Jan Hubicka <jh@suse.cz>
8431 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8432 * tree-ssa-threadupdate.c (thread_block): Add it here.
8434 2005-08-01 James E Wilson <wilson@specifix.com>
8436 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8437 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8438 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8439 New.
8440 * config/mips/predicates.md (const_call_insn_operand): Add check for
8441 SYMBOL_REF_LONG_CALL_P.
8442 * doc/extend.texi (long_call): Document the new attribute.
8444 2005-08-01 Ian Lance Taylor <ian@airs.com>
8445 Richard Henderson <rth@redhat.com>
8447 * Makefile.in (RTL_BASE_H): Add real.h.
8448 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8449 instead of memcpy.
8450 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8451 directly.
8452 * rtl.c (rtl_check_failed_code_mode): New.
8453 * rtl.h (struct rtx_def): Add u.rv.
8454 (XCMWINT, XCNMPRV): New.
8455 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8456 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8458 2005-08-01 Richard Henderson <rth@redhat.com>
8460 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8461 with auto-inc codes.
8463 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8465 2005-08-01 Jan Hubicka <jh@suse.cz>
8467 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8468 * i386.c: Include dwarf2.h
8469 (asm_preferred_eh_data_format): New.
8470 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8472 2005-08-01 Ian Lance Taylor <ian@airs.com>
8474 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8475 randomize_va_space for virtual address randomization control.
8477 2005-08-01 Steven Bosscher <stevenb@suse.de>
8479 * common.opt (flag_ipa_cp): Put in right place to maintain
8480 alphabetic sort.
8482 2005-08-01 Jan Hubicka <jh@suse.cz>
8484 * profile.c (compute_value_histograms): Fix thinko.
8485 * value-prof.c: Include toplev.h
8486 (check_counter): New function.
8487 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8488 tree_mod_subtract_transform): Add sanity check.
8490 2005-08-01 Richard Guenther <rguenther@suse.de>
8492 PR tree-optimization/23133
8493 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8494 current functions parameter decls to find defs to cse
8495 reciprocals of.
8497 2005-08-01 Richard Guenther <rguenther@suse.de>
8499 PR tree-optimization/23109
8500 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8501 If trapping math is in effect, use post-dominator information
8502 to check if we'd in any case reach a trapping point before
8503 doing the reciprocal insertion.
8504 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8505 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8506 expressions are invariant only if trapping math is not in effect.
8508 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8510 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8511 cgraph_function_versioning): New declarations.
8512 * cgraphunit.c: Add include to ipa-prop.h.
8513 (update_call_expr, cgraph_copy_node_for_versioning,
8514 cgraph_function_versioning): New functions.
8515 * integrate.c (copy_decl_for_inlining): Remove.
8516 * ipa-prop.h (ipa_replace_map): New struct.
8517 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8518 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8519 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8520 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8521 ipcp_iterate_stage, ipcp_method_scale_print,
8522 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8523 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8524 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8525 ipcp_update_bb_counts, ipcp_update_profiling,
8526 ipcp_update_edges_counts): New functions.
8527 (ipcp_method_cval_init): Remove restriction regarding local methods.
8528 (ipcp_init_stage): Add ipcp_method_compute_scale.
8529 (ipcp_insert_stage): Add versioning.
8530 (ipcp_structures_print): Add ipcp_method_scale_print.
8531 (ipcp_driver): Dump profiling info.
8532 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8533 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8534 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8535 (struct inline_data): Add versioning_p, ipa_info, new fields.
8536 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8537 declare_return_variable): Replace calls to copy_decl_for_inlining with
8538 copy_decl_for_dup.
8539 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8540 versioning support.
8541 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8542 Add argument VERSIONING.
8543 (copy_arguments_for_versioning, copy_static_chain,
8544 function_versionable_p, tree_versionable_function_p,
8545 tree_function_versioning, replace_ref_tree): New functions.
8546 * tree-inline.h: Include varray.h.
8547 (tree_versionable_function_p, tree_function_versioning,
8548 tree copy_decl_for_dup): New declarations.
8550 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8552 * ipa-cp.c: New file. Contains IPCP specific functionality.
8553 * ipa-prop.h: New file. Contains structures/definitions that can be
8554 used by several interprocedural data flow optimizations (and also IPCP).
8555 * ipa-prop.c: New file.
8556 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8557 * common.opt: Add ipa-cp flag.
8558 * timevar.def: Add IPCP optimization.
8559 * tree-optimize.c (init_tree_optimization_passes): Schedule
8560 pass_ipa_cp.
8561 * tree-pass.h (pass_ipa_cp): Declare.
8563 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8565 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8566 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8567 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8568 config/i386/i386.c, config/mips/mips.h,
8569 config/rs6000/rs6000.h, config/sh/sh.c,
8570 config/stormy16/stormy16.c: Fix comment typos.
8572 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8574 PR c/22311
8575 * c-typeck.c (build_binary_op): Use common_type wrapper on
8576 shortened types.
8577 (common_type): Update comment.
8579 2005-07-31 Steven Bosscher <stevenb@suse.de>
8581 PR target/23095
8582 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8583 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8584 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8586 2005-07-31 Jan Hubicka <jh@suse.cz>
8588 * pretty-print.h (pp_widest_integer): New macro.
8589 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8590 counts.
8592 2005-07-31 Jan Hubicka <jh@suse.cz>
8594 * output.h (enum section_category): Export from varasm.c
8595 (categorize_decl_for_section): Likewise.
8596 * varasm.c (enum section_category): Kill.
8597 (categorize_decl_for_section): Make global.
8598 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8599 Declare.
8600 * i386.c (ix86_section_threshold): New static variable.
8601 (ix86_in_large_data_p, ix86_encode_section_info,
8602 x86_64_elf_unique_section,
8603 x86_64_elf_select_section): New functions.
8604 (TARGET_ENCODE_SECTION_INFO): Define
8605 (override_options): Enable medium model for PIC.
8606 (ix86_expand_prologue): Expand gen_set_got_rex64.
8607 (legitimate_constant_p): Handle new UNSPECs.
8608 (legitimate_pic_address_disp_p): Likewise.
8609 (legitimize_pic_address): Lower MEDIUM model addressing.
8610 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8611 (enum cmodel): Add MEDIUM_PIC.
8612 (SYMBOL_REF_FAR_ADDR_P): New macro.
8613 (SYMBOL_FLAG_FAR_ADDR): New flag.
8614 * i386.md (movdi): Support medium model.
8615 (set_got_rex64): New pattern.
8616 * i386.opt (mlarge-data-threshold): New flag.
8617 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8618 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8619 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8620 TARGET_ASM_UNIQUE_SECTION): New.
8622 * invoke.texi (-mlarge_data_threshold): Document
8624 2005-07-31 Jan Hubicka <jh@suse.cz>
8626 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8627 (coalesce_vars): Likewise.
8628 * tree-ssa-live.c (coalesce_cost): New.
8629 (build_tree_conflict_graph): Use coalesce_cost.
8630 * tree-ssa-live.h (coalesce_cost): Declare.
8632 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8634 * arm.md (all peepholes for post-increment operations): Delete.
8635 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8636 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8637 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8638 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8639 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8641 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8643 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8644 non-integral types.
8646 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8648 PR target/22582
8649 * doc/invoke.texi: Document -rdynamic.
8651 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8653 PR c/23143
8654 * c-parser.c (c_parser_parms_list_declarator): Call
8655 mark_forward_parm_decls.
8656 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8657 decls with visibility structure.
8659 2005-07-30 Paul Brook <paul@codesourcery.com>
8661 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8663 2005-07-30 Paul Brook <paul@codesourcery.com>
8665 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8666 prototype.
8667 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8668 value for mode.
8669 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8671 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8673 PR c/529
8674 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8675 nested function declarators.
8676 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8677 (grokparms): Call warn_if_shadowing for parameters used within the
8678 parameter list.
8679 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8680 not used within the parameter list.
8681 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8683 2005-07-30 Jan Hubicka <jh@suse.cz>
8685 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8686 * i386.c (ix86_fixup_binary_operands): Likewise.
8687 (ix86_expand_unary_operator): Likewise.
8688 (ix86_expand_fp_absneg_operator): Likewise.
8689 * optabs.c (expand_vec_cond_expr): Validate dest.
8691 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8693 PR c/21720
8694 * real.c (real_from_string): Also set last bit if there is a
8695 nonzero hex digit beyond GCC's internal precision after ".".
8697 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8699 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8700 define_constants. Change duplicate values to unassigned numbers.
8701 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8702 (*altivec_vspltsf): New.
8703 (altivec_vperm_v4sf): Delete.
8704 (altivec_vperm_<mode>): Use mode macro V.
8705 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8706 (altivec_predicate_v4sf): Delete.
8707 (altivec_predicate_<mode>): Use mode macro V.
8708 (*altivec_lvesfx): New.
8709 (*altivec_stvesfx): New.
8710 (vec_realign_load_v4sf): Delete.
8711 (vec_realign_load_<mode>): Use mode macro V.
8712 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8713 UNSPECV_SET_VRSAVE.
8715 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8717 PR bootstrap/23131
8718 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8719 string.
8720 * configure: Regenerated.
8722 2005-07-29 Paul Brook <paul@codesourcery.com>
8724 * doc/install.texi: Add link to GFortran binaries wiki page.
8726 2005-07-29 David Ung <davidu@mips.com>
8728 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8729 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8730 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8731 * config/mips/mips.md (cpu): Add 5kf name.
8732 (includes): Includes 5k.md.
8733 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8734 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8735 -march flag.
8737 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8739 PR 22550
8740 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8741 (cleanup_tree_cfg): ... here.
8742 Call cleanup_tree_cfg_1 until there are no more cleanups to
8743 do.
8745 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8747 * tree-vrp.c (compare_range_with_value): Return true or false
8748 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8749 EQ_EXPR respectively.
8751 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8753 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8754 Fix comment typos.
8756 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8758 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8759 (tree_ssa_dominator_optimize): Increment it.
8760 (dump_dominator_optimization_stats): Print it.
8762 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8763 Steven Bosscher <stevenb@suse.de>
8765 PR rtl-optimization/23117
8766 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8767 when head == tail. Tidy comment.
8769 2005-07-28 Richard Henderson <rth@redhat.com>
8771 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8772 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8773 * jump.c (rtx_renumbered_equal_p): Likewise.
8774 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8775 CONST_INT and CONST_DOUBLE.
8776 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8777 * reload.c (operands_match_p): Special case CONST_INT and
8778 CONST_DOUBLE; check mode earlier.
8780 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8782 PR c/22240
8783 * c-typeck.c (convert_for_assignment): Do not check
8784 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8786 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8788 PR c/22192
8789 * c-typeck.c (composite_type): Prefer constant size arrays to
8790 VLAs.
8792 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8794 PR c/21720
8795 * real.c (real_from_string): Set last bit if there is a nonzero
8796 hex digit beyond GCC's internal precision.
8798 2005-07-28 Richard Henderson <rth@redhat.com>
8800 PR rtl-opt/22619
8801 * cfgcleanup.c (try_forward_edges): Watch out for end of
8802 insn chain.
8804 2005-07-28 James E Wilson <wilson@specifixinc.com>
8806 PR c/23106
8807 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8809 2005-07-28 Jan Hubicka <jh@suse.cz>
8811 * Makefile.in (rtl-profile.o): Kill all traces of it.
8812 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8813 * coverage.h (rtl_coverage_counter_ref): Kill.
8814 * opts.c (flag_speculative_prefetching_set): Kill.
8815 (flag_loop_optimize_set): New.
8816 (common_handle_option): Disable loop optimizer when profiling;
8817 do not handle speculative prefetching.
8818 * passes.c (init_optimization_passes): Replace pass_profiling combo
8819 by branch_prob pass.
8820 * profile.c (compute_value_histograms): Update for simplified value
8821 profiles.
8822 (rtl_register_profile_hooks): Kill.
8823 (pass_profiling): Kill.
8824 (rest_of_handle_branch_prob): Do not profile.
8825 * toplev.c (process_options): Remove speculative prefetching.
8826 * toplev.h (flag_tree_based_profiling): Kill.
8827 * tree-profile.c (prepare_instrumented_value,
8828 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8829 tree_gen_one_value_profiler, do_tree_profiling): Update for
8830 simplified datastructures.
8831 * value-prof.c: Add comment that speculative prefetching was dropped;
8832 update rest of file for simplified datastructures.
8833 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8834 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8835 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8836 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8837 rtl_mod_subtract, gen_speculative_prefetch,
8838 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8839 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8840 (gate_handle_value_profile_transformations,
8841 rest_of_handle_value_profile_transformations,
8842 pass_value_profile_transformations): Kill.
8843 * value-prof.h (histogram_value_t): Remove IL based unions.
8844 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8845 rtl_profile_hooks): Remove hooks.
8847 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8849 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8850 (cgraph_clone_node): Likewise.
8851 * cgraph.h (cgraph_clone_edge): Update prototype.
8852 (cgraph_clone_node): Likewise.
8853 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8854 cgraph_clone_node.
8855 (lookup_recursive_calls): Consider profile.
8856 (cgraph_decide_recursive_inlining): Fix updating; use new
8857 probability argument; use profile.
8858 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8859 * tree-inline.c (copy_bb): Update clal of clone_edge.
8860 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8862 * invoke.texi (min-inline-recursive-probability): Document.
8864 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8866 * doc/install.texi (Configuration): Update Valgrind homepage.
8868 2005-07-28 Richard Henderson <rth@redhat.com>
8870 PR middle-end/21362
8871 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8872 labels we want to delete.
8873 (cfg_layout_merge_blocks): Likewise.
8875 2005-07-28 Richard Henderson <rth@redhat.com>
8877 PR target/17692
8878 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8879 when expanding to nothing.
8881 2005-07-28 Josh Conner <jconner@apple.com>
8883 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8884 (cgraph_decide_inlining_of_small_functions): Likewise.
8886 2005-07-28 Josh Conner <jconner@apple.com>
8888 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8889 direction of badness if negative.
8890 (cgraph_default_inline_p): Add reason to parameters, and assign it
8891 a value.
8892 (cgraph_decide_inlining_of_small_functions): New parameter in call
8893 to cgraph_default_inline_p.
8894 (cgraph_decide_inlining_incrementally): Likewise.
8895 * cgraphunit.c (decide_is_function_needed): Likewise.
8896 * cgraph.h (cgraph_default_inline_p): Likewise.
8898 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8900 * builtins.c: Fix comment typo(s).
8901 * genautomata.c: Likewise.
8902 * gimplify.c: Likewise.
8903 * tree-dfa.c: Likewise.
8904 * tree-flow-inline.h: Likewise.
8905 * tree-into-ssa.c: Likewise.
8906 * tree-ssa-alias.c: Likewise.
8907 * tree-ssa-ccp.c: Likewise.
8908 * tree-ssa-copy.c: Likewise.
8909 * tree-ssa-dce.c: Likewise.
8910 * tree-ssa-dom.c: Likewise.
8911 * tree-ssa-operands.c: Likewise.
8912 * tree-tailcall.c: Likewise.
8913 * tree-vectorizer.c: Likewise.
8914 * tree-vrp.c: Likewise.
8915 * tree.c: Likewise.
8917 2005-07-28 Jeff Law <law@redhat.com>
8919 * tree-vrp.c (test_for_singularity): Extracted from ...
8920 (simplify_cond_using_ranges): Attempt to simplify a relational
8921 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8923 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8925 PR tree-optimization/22506
8926 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8927 phis whose argument is constant.
8929 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8931 PR rtl-optimization/18992
8932 Back out this patch:
8933 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8934 PR optimization/12142
8935 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8936 uses of the register in the SET_SRC. Remove unnecessary argument.
8938 Replace it with this:
8939 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8940 if flag_non_call_exceptions is set and the insn may trap, pass
8941 pc_rtx as dest for recursion.
8942 In SET_SRC part of SET case, if dest is already set, pass it down
8943 unchanged.
8945 2005-07-28 Jan Hubicka <jh@suse.cz>
8947 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8948 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8949 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8950 roundoff errors.
8951 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8952 profile when available.
8954 2005-07-28 Jan Beulich <jbeulich@novell.com>
8956 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8957 (ia64_print_operand): Describe and handle 'X'.
8958 (ia64_register_move_cost): Also handle FP_REGS.
8959 (ia64_preferred_reload_class): Likewise.
8960 (ia64_secondary_reload_class): Likewise.
8961 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8962 it. Also check for ITANIUM_CLASS_FLDP.
8963 * config/ia64/ia64.h (FP_REGNO_P): New.
8964 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8965 (reg_class): Add FP_REGS.
8966 (REG_CLASS_NAMES): Adjust for it.
8967 (REG_CLASS_CONTENTS): Likewise.
8968 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8969 (REG_CLASS_FROM_LETTER): Handle 'x'.
8970 (CLASS_MAX_NREGS): Handle FP_REGS.
8971 (MEMORY_MOVE_COST): Likewise.
8972 * config/ia64/ia64.md (itanium_class): Add fldp.
8973 (type): Handle fldp.
8974 (movti_internal): More allowable operand combinations. Use ldfp8 when
8975 splitting unnecessary. Remove predicable attribute. Adjust
8976 itanium_class attribute.
8977 (smuldi3_highpart): Remove outdated comment.
8978 (mulditi3, umulditi3, rotlti3): New expanders.
8979 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8980 (absti2): Disabled new insn for future reference.
8981 Respective new splitters.
8982 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8983 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8984 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8986 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8988 PR rtl-optimization/23047
8989 * simplify-rtx.c (simplify_const_relational_operation): Respect
8990 flag_wrapv for comparisons with ABS.
8992 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8994 PR tree-optimization/22493
8995 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8996 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8998 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
9000 * config/frv/frv.opt (moptimize-membar): New.
9002 * doc/invoke.texi: Document -moptimize-membar and its inverse.
9004 * config/frv/frv.h: Remove machine_function definition.
9006 * config/frv/frv.c (struct frv_io): New.
9007 (struct machine_function): Moved from frv.h. Add has_membar_p.
9008 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9009 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9010 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9011 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9012 (frv_reorg): Call frv_optimize_membar when appropriate.
9013 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9014 (frv_expand_builtin): Adjust calls accordingly.
9015 (frv_io_address_cookie): New function.
9016 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9017 load or store rather than a special insn. Add ccnstant address and
9018 io-type operands to the membar.
9019 (frv_ifcvt_modify_tests): Unsign regno.
9020 (frv_ifcvt_modify_tests): Same.
9022 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9023 UNSPEC_OPTIONAL_MEMBAR constant.
9024 (builtin_read_<mode>): Delete.
9025 (builtin_write_<mode>): Delete.
9026 ("optional_membar_<mode>"): Add operand.
9028 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9029 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9030 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9031 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9032 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9033 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9034 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9035 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9036 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9038 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9040 * df.c (df_uses_record): Handle SCRATCH.
9042 2005-07-28 Steven Bosscher <stevenb@suse.de>
9044 PR debug/20161
9045 * passes.c (rest_of_decl_compilation): If decl is a type and
9046 we have encountered errors, don't emit debug information.
9048 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9050 * params.def: Fixed comment.
9052 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9054 PR target/19885
9055 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9056 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9057 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9059 2005-07-27 Steven Bosscher <stevenb@suse.de>
9061 PR c++/22003
9062 * varasm.c (assemble_start_function): Don't do anything that may
9063 require a CFG if the current function is a thunk.
9065 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9067 * doc/install.texi (Prerequisites): Mention that perl is needed
9068 to do export control in libstdc++ targetting Darwin.
9070 2005-07-27 Steven Bosscher <stevenb@suse.de>
9072 PR rtl-optimization/17808
9073 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9074 (sched_insns_conditions_mutex_p): Split out from...
9075 (add_dependence): ...here. But don't call it from here.
9076 (add_dependence_list): Check sched_insns_conditions_mutex_p
9077 before calling add_dependence.
9078 (add_dependence_list_and_free): Likewise.
9079 (fixup_sched_groups): Likewise.
9080 (sched_analyze_1): Likewise.
9081 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9082 (sched_analyze): Likewise.
9083 (sched_analyze_insn): Likewise.
9084 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9085 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9086 dependencies on all COND_EXEC insns to jumps ending basic blocks
9087 when doing intrablock scheduling.
9088 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9090 2005-07-27 Jeff Law <law@redhat.com>
9092 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9093 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9094 equivalency sets, correctly handle the case were vr0 has an
9095 equivalency set, but vr1 does not.
9097 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9099 PR tree-optimization/23073
9100 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9101 vect_print_dump_info before fprintf.
9103 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9105 PR tree-optimize/22348
9106 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9107 Fold the partial computation.
9109 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9111 PR tree-optimization/22325
9112 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9113 Declare.
9114 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9115 value replacement.
9116 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9117 (force_var_cost): ... this function.
9118 (compute_phi_arg_on_exit): Export.
9120 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9122 PR tree-optimization/20773
9123 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9124 edge.
9126 2005-07-27 Richard Guenther <rguenther@suse.de>
9128 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9129 Avoid pushing again if current struct contains only
9130 fields we decomposed.
9132 2005-07-27 Jan Hubicka <jh@suse.cz>
9134 PR tree-optimization/22574
9135 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9136 not available.
9138 * tree-tailcall.c (decrease_profile): New function.
9139 (eliminate_tail_call): Use it.
9141 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9142 visibility flags correctly in whole program mode.
9144 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9146 PR rtl-optimization/22472
9147 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9149 2005-07-26 Steven Bosscher <stevenb@suse.de>
9151 PR tree-optimization/22504
9152 * tree-complex.c (expand_complex_addition): Use 'code' instead
9153 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9155 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9157 * config.gcc (cpu_type): Add frv case.
9158 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9159 (supported_defaults): Add fr550 case.
9161 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9163 PR 22591
9164 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9165 whether a pointer of type T * may point to objects of type T *.
9167 2005-07-26 DJ Delorie <dj@redhat.com>
9169 * configure: Regenerate.
9171 2005-07-26 Dale Johannesen <dalej@apple.com>
9173 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9175 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9177 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9178 Clarify use of "build" in name.
9180 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9182 * doc/extend.texi (Raw read/write Functions): New section.
9183 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9184 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9185 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9186 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9187 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9188 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9189 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9190 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9191 * config/frv/frv.c: Add bdesc_loads global.
9192 Add bdesc_stores global.
9193 (frv_init_builtins): Add support for __builtin_{read/write}*.
9194 (frv_volatile_memref): New.
9195 (frv_expand_load_builtin): New.
9196 (frv_expand_store_builtin): New.
9197 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9198 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9199 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9200 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9201 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9202 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9203 (builtin_read_<mode>): New.
9204 (builtin_write_<mode>): New.
9205 (builtin_write64): New.
9206 (optional_membar_<mode>): New.
9208 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9210 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9211 (rather than units) against HOST_BITS_PER_WIDE_INT.
9213 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9215 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9216 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9217 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9218 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9219 FSF address.
9221 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9222 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9223 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9224 comment typos.
9225 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9227 2005-07-26 Richard Guenther <rguenther@suse.de>
9229 PR tree-optimization/22486
9230 * fold-const.c (fold_unary): Fold away useless component
9231 references of the form (T *)&T.x, if the address
9232 doesn't change.
9234 2005-07-25 James E Wilson <wilson@specifixinc.com>
9236 * dwarf2out.c (add_call_src_coords_attributes): New.
9237 (gen_inlined_subroutine_die): Call it.
9238 (maybe_emit_file, init_file_table): Add comments.
9239 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9240 maybe_emit_file.
9241 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9242 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9243 * tree.h (BLOCK_SOURCE_LOCATION): New.
9244 (struct tree_block): New field locus.
9246 2005-07-26 Andreas Schwab <schwab@suse.de>
9248 PR rtl-optimization/23043
9249 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9250 when allocating a struct unoccr.
9252 2005-07-25 Richard Henderson <rth@redhat.com>
9254 PR 22626
9255 * tree-complex.c (gate_no_optimization): True if errors.
9256 * Makefile.in (tree-complex.o): Update dependencies.
9258 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9260 * config/frv/predicates.md (integer_register_operand): Use
9261 GPR_AP_OR_PSEUDO_P.
9263 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9265 PR tree-opt/22484
9266 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9267 after fold.
9268 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9270 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9272 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9273 types when flag_unsafe_math_optimizations is true.
9275 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9277 * gcc.c (option_map): Add --sysroot.
9278 (process_command): Handle --sysroot.
9279 (display_help): Document it.
9280 * doc/cppopts.tex (-isysroot): Document.
9281 * doc/invoke.texi (--sysroot): Document.
9282 * doc/install.texi (--with-build-sysroot): Document.
9284 * Makefile.in (inhibit_libc): New variable.
9285 (INHIBIT_LIBC_CFLAGS): Likewise.
9286 (LIBGCC2_CFLAGS): Include
9287 $(INHIBIT_LIBC_CFLAGS).
9288 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9289 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9290 ($(T)crtend.o): Likewise.
9291 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9292 ($(T)crtendS.o): Likewise.
9293 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9294 ($(T)crtendT.o): Likewise.
9295 (stmp-fixinc): Do not complain about missing headers if
9296 inhibit_libc.
9297 * configure.ac (inhibit_libc): Set it to true/false.
9298 (--with-build-sysroot): New option. Use it to set
9299 SYSTEM_HEADER_DIR.
9300 * configure: Regenerated.
9302 2005-07-25 Manfred Hollstein <mh@suse.com>
9304 * calls.c (store_one_arg): Fix unsigned comparison warning.
9306 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9308 PR other/22337
9309 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9310 (ggc_print_statistics): Initialize variable before use.
9312 2005-07-25 Richard Guenther <rguenther@suse.de>
9314 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9315 calling with a PHI_NODE argument.
9317 * tree-flow-inline.h (overlap_subvar): Protect against
9318 possible overflow.
9320 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9322 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9323 * configure: Regenerate.
9325 2005-07-25 Ira Rosen <irar@il.ibm.com>
9327 * expr.c (highest_pow2_factor): Make extern.
9328 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9329 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9330 record_array_differ_p, array_ptr_differ_p): Likewise.
9331 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9332 additional cases. Call the above functions.
9333 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9334 base_object_differ_p when there are two base objects. Otherwise, compare
9335 base address and offset. Call may_alias_p.
9336 (dump_data_reference): Use a correct field name.
9337 (analyze_array): Make static. Initialize new data-ref fields.
9338 (analyze_indirect_ref): New function.
9339 (init_data_ref): Initialize new data-ref fields.
9340 (strip_conversion): Moved from tree-vect-analyze.c.
9341 (analyze_offset_expr, get_ptr_offset, address_analysis,
9342 object_analysis): Likewise.
9343 (analyze_offset): New function.
9344 (create_data_ref): Likewise.
9345 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9346 dimensions for ARRAY_REFs only.
9347 (build_classic_dist_vector): Make static.
9348 (access_functions_are_affine_or_constant_p): Call macro to get the
9349 address of access functions.
9350 (compute_all_dependences): Add new parameter
9351 compute_self_and_read_read_dependences. Compute self and read-read
9352 dependences if it is true.
9353 (find_data_references_in_loop): Call create_data_ref. Initialize new
9354 data-ref fields.
9355 (compute_data_dependences_for_loop): Add new parameter
9356 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9357 compute nb_loops. Call compute_all_dependences,
9358 build_classic_dist_vector and build_classic_dir_vector with correct
9359 parameters.
9360 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9361 with correct parameters. Compare dimensions for ARRAY_REFs only.
9362 (free_data_refs): Call macro to free access functions.
9363 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9364 fields from stmt_vinfo.
9365 (struct base_object_info): New structure.
9366 (struct data_reference): Move fields to base_object_info. Add fields
9367 first_location and object_info for above structures. Move fields from
9368 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9369 aligned_to. Add macros to access the new fields.
9370 Update functions declarations.
9371 * tree-flow.h (is_aliased_with): Declare.
9372 * tree-loop-linear.c (linear_transform_loops): Call
9373 compute_data_dependences_for_loop with correct parameters.
9374 * tree-ssa-alias.c (is_aliased_with): New function.
9375 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9376 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9377 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9378 vect_base_addr_differ_p, compute_subscript_distance and
9379 build_classic_dist_vector. Add printings. Check absolute value of
9380 distance.
9381 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9382 data-refs.
9383 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9384 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9385 to bytes. Add printing.
9386 (vect_compute_data_refs_alignment): Go through loads and stores in one
9387 loop.
9388 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9389 vect_analyze_data_ref_access): Likewise.
9390 (vect_analyze_pointer_ref_access): Remove.
9391 (vect_address_analysis, vect_object_analysis): Likewise.
9392 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9393 and analyze data-refs in the loop.
9394 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9395 fields of data-ref instead of stmt. Add init to the offset from the
9396 base.
9397 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9398 (vect_update_init_of_dr): Likewise.
9399 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9400 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9401 removed fields.
9402 (new_loop_vec_info): Initialize new fields.
9403 (destroy_loop_vec_info): Free new fields.
9404 (vect_strip_conversion): Remove.
9405 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9406 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9407 datarefs. Add new field ddrs.
9408 Add macros for the new fields access.
9409 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9410 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9411 Remove their macros.
9412 * tree.h (highest_pow2_factor): Declare.
9414 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9416 * calls.c (store_one_arg): Check for sibling call MEM arguments
9417 from already clobbered incoming argument area.
9419 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9421 * c-common.c (check_missing_format_attribute): New.
9422 * c-common.h (check_missing_format_attribute): Likewise.
9423 * c-typeck.c (convert_for_assignment): Use it.
9425 2005-07-24 Andreas Schwab <schwab@suse.de>
9427 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9428 register use a word move. Correct operand of ext.w in 68000 code.
9430 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9432 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9433 variables as declarations, rather than definitions.
9435 2005-07-24 Ira Rosen <irar@il.ibm.com>
9437 PR tree-optimization/22526
9438 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9439 of the zero node.
9441 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9443 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9444 that C99 reserve for future use. Use it to define clog10,
9445 clog10f and clog10l.
9447 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9449 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9450 * configure.ac: Check for -Wmissing-format-attribute.
9452 * configure: Regenerate.
9454 2005-07-23 Richard Henderson <rth@redhat.com>
9456 PR tree-optimization/22623
9457 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9459 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9461 PR target/22577
9462 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9464 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9466 * Makefile.in (C_TREE_H): Update dependencies.
9467 * c-tree.h: Include toplev.h.
9468 * diagnostic.h (diagnostic_set_info): Add format attribute.
9469 * rtl-error.c (diagnostic_for_asm): Likewise.
9471 2005-07-23 Chao-ying Fu <fu@mips.com>
9473 * config/mips/mips-dsp.md: New file.
9474 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9475 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9476 functions.
9477 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9478 MIPS_BUILTIN_BPOSGE32.
9479 (mips_expand_builtin_direct): Add one parameter to indicate that
9480 builtin functions need to return a value.
9481 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9482 functions.
9483 (mips_regno_to_class): Add classes for 12 new DSP registers.
9484 (mips_subword): Change to check four HI registers.
9485 (mips_output_move): Output move to and from 6 new DSP accumulators.
9486 (override_options): Make sure -mdsp and -mips16 are not used together.
9487 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9488 for machine modes.
9489 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9490 when !TARGET_DSP.
9491 (print_operand): Add 'q' for printing DSP accumulators.
9492 (mips_cannot_change_mode_class): Check ACC_REGS.
9493 (mips_secondary_reload_class): Check ACC_REGS.
9494 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9495 (mips_register_move_cost): Check ACC_REGS.
9496 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9497 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9498 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9499 (dsp_bdesc): New array.
9500 (bdesc_arrays): Add DSP builtin function table.
9501 (mips_prepare_builtin_arg): Check predicate again after
9502 copy_to_mode_reg.
9503 (mips_expand_builtin): Add one more parameter to
9504 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9505 MIPS_BUILTIN_BPOSGE32.
9506 (mips_init_builtins): Initialize new function types.
9507 (mips_expand_builtin_direct): Check if builtin functions need to
9508 return a value and pass operands properly.
9509 (mips_expand_builtin_bposge): New function.
9510 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9511 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9512 (FIRST_PSEUDO_REGISTER): Increase to 188.
9513 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9514 Update for 12 new DSP registers.
9515 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9516 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9517 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9518 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9519 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9520 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9521 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9522 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9523 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9524 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9525 (REGISTER_NAMES): Add names for 12 new DSP registers.
9526 * config/mips/mips.md: Include mips-dsp.md.
9527 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9528 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9529 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9530 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9531 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9532 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9533 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9534 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9535 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9536 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9537 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9538 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9539 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9540 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9541 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9542 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9543 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9544 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9545 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9546 (UNSPEC_RDDSP): New constants.
9547 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9548 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9549 A<-d alternative.
9550 * config/mips/mips.opt (-mdsp): New option.
9551 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9552 (reg_imm10_operand): New predicates.
9553 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9554 * doc/invoke.texi (-mdsp): Document new option.
9556 2005-07-22 DJ Delorie <dj@redhat.com>
9558 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9559 to warning calls.
9560 * tree-inline.c (inlinable_function_p): Likewise.
9562 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9564 PR debug/21828
9565 * toplev.c (check_global_declarations): Do not mark undefined
9566 variables as DECL_IGNORED_P.
9567 * varasm.c (first_global_object_name): GTY it.
9568 (weak_global_object_name): Likewise.
9569 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9570 a string to go into {weak,first}_global_object_name.
9572 2005-07-22 DJ Delorie <dj@redhat.com>
9574 * c-format.c (check_function_format): Change warning control
9575 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9577 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9579 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9580 &PTR->FLD a dereference of PTR.
9581 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9582 a potential dereference of PTR.
9584 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9586 PR rtl-optimization/20370
9587 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9588 call allocate_reg_info if necessary.
9590 PR rtl-optimization/21848
9591 * calls.c (emit_library_call_value_1): For const functions, add
9592 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9594 PR rtl-optimization/22445
9595 * cselib.c (target.h): Include.
9596 (rtx_equal_for_cselib_p): Allow commutative matches.
9597 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9598 Remove MODE parameter. Changed all callers.
9600 PR rtl-optimization/22258
9601 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9602 New functions.
9603 (try_combine): Use likely_spilled_retval_p.
9605 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9607 * config.gcc: Add crx-elf support.
9609 * doc/contrib.texi: Mention crx.
9610 * doc/extend.texi: Document crx extensions.
9611 * doc/install.texi: Document crx install.
9612 * doc/invoke.texi: Document crx options.
9613 * doc/md.texi: Document crx constraints.
9615 * config/crx/crx-protos.h: New file.
9616 * config/crx/crx.c: New file.
9617 * config/crx/crx.h: New file.
9618 * config/crx/crx.md: New file.
9619 * config/crx/crx.opt: New file.
9620 * config/crx/t-crx: New file.
9622 2005-07-22 Manfred Hollstein <mh@suse.com>
9624 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9625 warnings.
9626 (int_add_graph_edge): Likewise.
9627 (collapse_nodes): Likewise.
9628 (process_unification_queue): Likewise.
9630 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9631 Laurent GUERBY <laurent@guerby.net>
9633 PR tree-optimization/22336
9634 * function.c (record_block_change): Check for
9635 cfun->ib_boundaries_block.
9637 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9639 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9640 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9642 2005-07-21 DJ Delorie <dj@redhat.com>
9644 * toplev.c (warn_deprecated_use): Add warning control to warning
9645 call.
9646 * c-typeck.c (parser_build_binary_op): Likewise.
9647 (c_finish_if_stmt): Likewise.
9648 * c-common.c (check_function_sentinel): Likewise.
9649 (check_nonnull_arg): Likewise.
9651 2005-07-21 Richard Henderson <rth@redhat.com>
9653 PR tree-opt/22504
9654 * tree-complex.c (complex_ssa_name_components): New.
9655 (cvc_lookup): Allow entry not found.
9656 (create_components): Remove.
9657 (create_one_component_var, get_component_var): New.
9658 (get_component_ssa_name, set_component_ssa_name): New.
9659 (extract_component): Use get_component_ssa_name.
9660 (update_complex_components): Use set_component_ssa_name.
9661 (update_complex_components_on_edge): Likewise.
9662 (update_phi_components): Create new PHI nodes directly, instead
9663 of adding insns to edges.
9664 (tree_lower_complex): Allocate and free complex_variable_components
9665 and complex_ssa_name_components here.
9667 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9669 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9670 revert to returning false.
9672 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9674 PR target/21149
9675 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9677 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9679 PR target/22576
9680 * config/i386/i386.md (cmpxf): Change operand constraints
9681 to "nonmemory_operand".
9683 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9685 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9687 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9689 PR middle-end/21180
9690 * fold-const.c (fold_build1): Add checksum for the operands.
9691 (fold_build2): Likewise.
9692 (fold_build3): Likewise.
9694 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9696 PR middle-end/19055
9697 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9699 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9701 * common.opt (-fforward-propagate): Committed by mistake,
9702 removed.
9704 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9706 * reg-stack.c: Fix comment typo(s).
9707 * tree-ssa-operands.c: Likewise.
9708 * tree-vectorizer: Likewise.
9710 2005-07-21 Nick Clifton <nickc@redhat.com>
9712 * config/sh/symbian.c: Replace C++ style line comments with C
9713 style line comments.
9714 (symbian_add_attribute): Do not use a ? operator on the LHS of
9715 an assignment.
9716 (sh_symbian_handle_dll_attribute): Change the type of the
9717 method vector to "VEC(tree,gc)*" and use vector accessor
9718 macros to walk over the elements.
9719 (symbian_export_vtable_and_rtti_p): Likewise.
9720 (symbian_class_needs_attribute_p): Likewise.
9722 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9724 PR target/22085
9725 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9726 initialize targetm.resolve_overloaded_builtin here.
9727 (altivec_expand_overloaded_builtin): Make it non-static.
9728 * config/rs6000/rs6000-protos.h
9729 (altivec_expand_overloaded_builtin): New prototype.
9730 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9731 targetm.resolve_overloaded_builtin here.
9732 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9734 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9735 Zdenek Dvorak <dvorakz@suse.cz>
9737 PR tree-optimization/19210
9738 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9739 New.
9740 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9741 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9742 rely on unproven assumptions.
9743 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9744 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9745 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9746 to number_of_iterations_exit.
9747 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9748 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9749 * tree-ssa-loop-niter.c (find_loop_niter,
9750 estimate_numbers_of_iterations_loop): Likewise.
9751 (number_of_iterations_exit): Honor the new options.
9752 * doc/invoke.texi (Wunsafe-loop-optimizations,
9753 funsafe-loop-optimizations): Document them.
9755 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9757 PR rtl-optimization/22167
9758 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9760 2005-07-20 Adam Nemet <anemet@lnxw.com>
9762 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9763 __do_global_dtors_aux longcall.
9765 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9767 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9768 (old_special_pred_table): Don't reference
9769 SPECIAL_MODE_PREDICATES.
9770 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9771 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9772 * config/sh/predicates.h: Don't mention
9773 SPECIAL_MODE_PREDICATES.
9774 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9775 Remove.
9777 2005-07-20 DJ Delorie <dj@redhat.com>
9779 * config.gcc: Add m32c-elf support.
9781 * doc/contrib.texi: Mention m32c.
9782 * doc/extend.texi: Document m32c extensions.
9783 * doc/install.texi: Mention m32c.
9784 * doc/invoke.texi: Document m32c options.
9785 * doc/md.texi: Document m32c constraints.
9787 * config/m32c/addsub.md: New file.
9788 * config/m32c/bitops.md: New file.
9789 * config/m32c/cond.md: New file.
9790 * config/m32c/jump.md: New file.
9791 * config/m32c/m32c-lib1.S: New file.
9792 * config/m32c/m32c-lib2.c: New file.
9793 * config/m32c/m32c-modes.def: New file.
9794 * config/m32c/m32c-pragma.c: New file.
9795 * config/m32c/m32c-protos.h: New file.
9796 * config/m32c/m32c.abi: New file.
9797 * config/m32c/m32c.c: New file.
9798 * config/m32c/m32c.h: New file.
9799 * config/m32c/m32c.md: New file.
9800 * config/m32c/m32c.opt: New file.
9801 * config/m32c/minmax.md: New file.
9802 * config/m32c/mov.md: New file.
9803 * config/m32c/muldiv.md: New file.
9804 * config/m32c/predicates.md: New file.
9805 * config/m32c/prologue.md: New file.
9806 * config/m32c/shift.md: New file.
9807 * config/m32c/t-m32c: New file.
9809 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9811 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9812 (stack_protect_set, stack_protect_test): New expanders.
9813 (stack_protect_set_si, stack_protect_set_si_media,
9814 stack_protect_set_di_media, stack_protect_test_si,
9815 stack_protect_test_si_media, stack_protect_test_di_media):
9816 New insns.
9818 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9820 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9822 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9824 * tree.h (tree_expr_nonzero_p): Export.
9825 * fold-const.c (tree_expr_nonzero_p): Likewise.
9826 Return true for CALL_EXPRs that are alloca calls.
9827 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9828 against zero.
9829 * tree-flow.h (expr_computes_nonzero): Remove.
9830 * tree-vrp.c (expr_computes_nonzero): Remove.
9831 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9832 (extract_range_from_unary_expr): Likewise.
9833 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9834 tree_expr_nonzero_p.
9836 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9838 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9839 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9840 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9841 All callers changed.
9842 (frame_related_constant_load): New arg "related" which controls
9843 setting of RTX_FRAME_RELATED_P. All callers changed.
9844 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9845 (bfin_expand_prologue): Add stack limit checking.
9846 * config/bfin/bfin.md (trapifcc): New pattern.
9848 * config/bfin/bfin.c: Include "langhooks.h".
9849 (def_builtin): Go through lang_hooks to call builtin_function.
9851 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9852 * config/bfin/predicates.md (symbol_ref_operand): New.
9853 (call_insn_operand): Delete. All callers changed to use
9854 register_no_elim_operand.
9855 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9856 call_cookie field.
9857 (function_arg): Use it to generate the call's operand 2.
9858 (bfin_longcall_p): New function.
9859 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9860 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9861 determine if the address needs to be in a REG.
9862 (bfin_handle_longcall_attribute): New function.
9863 (bfin_attribute_table): Add "longcall" and "shortcall".
9864 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9865 (CUMULATIVE_ARGS): New member call_cookie.
9866 (PREDICATE_CODES): Add symbol_ref_operand.
9867 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9868 extra USE to the pattern.
9869 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9870 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9871 sibcall_value_insn; now the new patterns handle direct calls and the
9872 old ones indirect calls.
9873 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9875 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9877 * doc/trouble.texi: Update section on handling of empty loops.
9879 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9881 * config.gcc: Remove support for sparc-*-openbsd*,
9882 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9883 ns32k-*-netbsd*.
9884 * config.host: Remove support for i860-*-sysv4* as a host.
9885 * config/i860/*, config/ip2k/*, config/ns32k/*,
9886 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9887 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9888 mention obsolete ports.
9890 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9892 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9893 soft frame pointer.
9894 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9895 of frame_pointer_rtx.
9896 (sh_expand_epilogue): Likewise.
9897 (sh_set_return_address): Likewise.
9898 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9899 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9900 offsets from FRAME_POINTER_REGNUM.
9901 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9902 (sh_register_names): Add initializer for sfp.
9903 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9904 (VALID_REGISTER_P): Likewise.
9905 (FIRST_PSEUDO_REGISTER): Update.
9906 (DWARF_FRAME_REGISTERS): Define.
9907 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9908 (HARD_FRAME_POINTER_REGNUM): Define.
9909 (FRAME_POINTER_REGNUM): Redefine.
9910 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9911 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9912 from FRAME_POINTER_REGNUM.
9913 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9914 FRAME_POINTER_REGNUM.
9915 (REG_CLASS_CONTENTS): Add sfp.
9916 (REG_ALLOC_ORDER): Likewise.
9917 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9918 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9919 of frame_pointer_rtx.
9920 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9922 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9924 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9925 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9926 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9927 of an ABS_EXPR.
9928 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9929 ABS_EXPR<x>.
9931 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9933 Make CONSTRUCTOR use VEC to store initializers.
9934 * c-common.c (complete_array_type): Update to cope with VEC in
9935 CONSTRUCTOR_ELTS.
9936 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9937 (pp_c_constructor_elts): New function.
9938 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9939 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9940 struct constructor_stack, struct initializer_stack,
9941 constructor_elements, push_init_level, pop_init_level,
9942 add_pending_init, find_init_member, output_init_element): Update to
9943 cope with VEC in CONSTRUCTOR_ELTS.
9944 * coverage.c (build_fn_info_value, build_ctr_info_value,
9945 build_gcov_info): Likewise.
9946 * expr.c (categorize_ctor_elements_1, store_constructor,
9947 expand_expr_real_1): Likewise.
9948 * fold-const.c (fold_ternary): Likewise.
9949 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9950 gimplify_init_constructor, gimplify_expr): Likewise.
9951 * tree-dump.c (dequeue_and_dump): Likewise.
9952 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9953 node.
9954 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9955 CONSTRUCTOR_ELTS.
9956 * tree-sra.c (generate_element_init_1): Likewise.
9957 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9958 * tree-ssa-operands.c (get_expr_operands): Likewise.
9959 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9960 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9961 (get_initial_def_for_reduction): Likewise.
9962 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9963 value handle in annotations.
9964 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9965 tree_node_structure): Add support for constr_kind.
9966 (build_vector_from_ctor, build_constructor_single,
9967 build_constructor_from_list): New functions.
9968 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9969 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9970 Update to cope with VEC in CONSTRUCTOR_ELTS.
9971 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9972 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9973 CONSTRUCTOR_APPEND_ELT): New macros.
9974 (struct constructor_elt, struct tree_constructor): New data types.
9975 (union tree_node): Add tree_constructor field.
9976 * treestruct.def: Define TS_CONSTRUCTOR.
9977 * varasm.c (const_hash_1, compare_constant, copy_constant,
9978 compute_reloc_for_constant, output_addressed_constants,
9979 initializer_constant_valid_p, output_constant,
9980 array_size_for_constructor, output_constructor): Update to cope with
9981 VEC in CONSTRUCTOR_ELTS.
9982 * vec.h (VEC_empty, VEC_copy): New macros.
9984 2005-07-19 Devang Patel <dpatel@apple.com>
9986 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9988 2005-07-19 Richard Henderson <rth@redhat.com>
9990 PR tree-opt/22278
9991 * gimplify.c (gimplify_expr): Use main variant type for the temp
9992 destination for a discarded volatile read.
9993 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9994 casts between non-void types that change volatility.
9996 2005-07-15 DJ Delorie <dj@redhat.com>
9998 * toplev.h: Add comment about the first parameter for warning().
9999 * errors.h: Likewise.
10001 * c.opt (Wpragmas): New.
10002 * doc/invoke.texi: Document it.
10004 * function.c (do_warn_unused_parameter): Add warning control to
10005 warning call.
10006 * c-decl.c (warn_if_shadowing): Likewise.
10007 * c-lex.c (cb_def_pragma): Likewise.
10008 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10009 (pop_alignment): Likewise.
10010 (handle_pragma_pack): Likewise.
10011 (apply_pragma_weak): Likewise.
10012 (handle_pragma_weak): Likewise.
10013 (handle_pragma_redefine_extname): Likewise.
10014 (add_to_renaming_pragma_list): Likewise.
10015 (handle_pragma_extern_prefix): Likewise.
10016 (maybe_apply_renaming_pragma): Likewise.
10017 (handle_pragma_visibility): Likewise.
10019 * config/c4x/c4x-c.c (BAD): Likewise.
10020 (c4x_parse_pragma): Likewise.
10021 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10022 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10023 (rs6000_pragma_longcall): Likewise.
10024 * config/v850/v850-c.c (pop_data_area): Likewise.
10025 (ghs_pragma_section): Likewise.
10026 (ghs_pragma_section): Likewise.
10027 (ghs_pragma_interrupt): Likewise.
10028 (ghs_pragma_starttda): Likewise.
10029 (ghs_pragma_startsda): Likewise.
10030 (ghs_pragma_startzda): Likewise.
10031 (ghs_pragma_endtda): Likewise.
10032 (ghs_pragma_endsda): Likewise.
10033 (ghs_pragma_endzda): Likewise.
10035 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10036 Kenneth Zadeck <zadeck@naturalbridge.com>
10038 * Makefile.in: Removed tree-promote-statics.c
10039 * tree-promote-statics.c: Removed.
10040 * common.opt: Removed flag-promote-statics.
10041 * opts.c: Ditto.
10042 * passes.c: Removed tree-promote-statics pass.
10043 * tree-pass.h: Ditto.
10044 * timevar.def: Removed TV_PROMOTE_STATICS.
10047 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10049 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10050 and *-*-freebsd9.
10051 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10053 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10055 PR c/22476
10056 * c-common.c (check_function_arguments): Call
10057 'check_function_format' if either -Wformat or
10058 -Wmissing-format-attribute are specified.
10059 * c-format.c (check_function_format): Check -Wformat before
10060 calling 'check_format_info'.
10061 * c-opts.c (c_common_post_options): Don't warn for
10062 -Wmissing-format-attribute without -Wformat.
10063 * c-typeck.c (convert_for_assignment): Detect additional cases for
10064 -Wmissing-format-attribute.
10065 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10066 behavior.
10068 2005-07-19 Richard Guenther <rguenther@suse.de>
10070 * config/i386/i386.md (lrint<mode>2): Use temporary
10071 instead of clobbering non-existent memory.
10073 2005-07-19 Nick Clifton <nickc@redhat.com>
10075 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10076 statement to avoid displaying ASCII control characters.
10078 2005-07-19 Ben Elliston <bje@au.ibm.com>
10080 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10081 * cfganal.c (find_edge_index): Ditto.
10082 * combine.c (combine_instructions): Ditto.
10083 * ddg.c (create_scc): Ditto.
10084 (find_successors): Ditto.
10085 (find_predecessors): Ditto.
10086 (find_nodes_on_paths): Ditto.
10087 (longest_simple_path): Ditto.
10088 * flow.c (update_life_info): Ditto.
10089 (count_or_remove_death_notes): Ditto.
10090 (clear_log_links): Ditto.
10091 * modulo-sched.c (generate_reg_moves): Ditto.
10092 (find_max_asap): Ditto.
10093 (find_max_hv_min_mob): Ditto.
10094 (find_max_dv_min_mob): Ditto.
10095 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10096 * sched-rgn.c (extract_edgelst): Ditto.
10097 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10098 (dump_update_ssa): Ditto.
10099 (ssa_names_to_replace) Ditto.
10100 (switch_virtuals_to_full_rewrite): Ditto.
10101 (update_ssa): Ditto.
10102 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10104 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10106 Fix PR tree-optimization/22483
10108 * tree-complex.c (create_components): Use
10109 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10110 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10111 * tree-flow.h (safe_referenced_var_iterator): New structure.
10112 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10113 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10114 safe_referenced_var iterator.
10115 (add_type_alias): Ditto.
10117 2005-07-19 Steven Bosscher <stevenb@suse.de>
10119 * loop-init.c (rest_of_handle_loop2): Remove.
10120 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10121 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10122 (pass_rtl_loop_init, pass_rtl_loop_done,
10123 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10124 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10125 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10126 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10127 pass_tree_loop_done, and pass_tree_unswitch.
10128 (gate_loop): Rename to gate_tree_loop.
10129 * passes.c (init_optimization_passes): Update for renamed tree
10130 loop passes. Add the new loop2 passes as subpasses of loop2.
10131 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10132 Update for the renamed tree loop passes.
10134 2005-07-18 Ian Lance Taylor <ian@airs.com>
10136 PR middle-end/22057
10137 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10138 blocks when optimizing.
10140 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10142 * common.opt (frename-registers): Initialize to 2.
10143 (fweb): Ditto.
10144 (fgcse-after-reload): Ditto.
10145 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10146 (process_options): Only change flag_web, flag_rename_registers,
10147 and flag_rerun_cse_after_loop if not explicitly set by user.
10149 2005-07-18 Jan Beulich <jbeulich@novell.com>
10151 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10152 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10153 in 64-bit mode the same as DImode in 32-bit mode.
10154 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10155 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10156 mode. Add new mode parameter.
10157 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10158 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10159 x86_64_shift_adj): New expanders.
10160 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10161 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10162 insns.
10163 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10164 DImode shift splitters.
10165 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10166 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10167 mode parameter.
10169 2005-07-18 Jan Beulich <jbeulich@novell.com>
10171 * i386.md (movdi_extzv_1): New.
10172 (zero_extendhidi2): Combine alternatives and never force use of
10173 REX64 prefix.
10174 (zero_extendqidi2): Likewise. Don't restrict input selection.
10176 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10178 Fix PR tree-optimization/22531
10179 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10180 moment.
10182 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10184 * tree-promote-statics.c (pass_promote_statics): Change dump file
10185 name.
10187 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10189 * tree-optimize.c (init_tree_optimization_passes): Add
10190 pass_eliminate_useless_stores pass.
10191 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10192 * tree-ssa-pre.c (is_copy_stmt): New function.
10193 (follow_copies_till_vuse): Ditto.
10194 (do_eustores): Ditto.
10195 (gate_eustores): Ditto.
10197 2005-07-16 Richard Henderson <rth@redhat.com>
10199 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10201 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10202 Kenneth Zadeck <zadeck@naturalbridge.com>
10204 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10205 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10206 ipa-type-escape.h, tree-promote-statics.c
10207 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10208 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10209 tree-promote-statics.c: new files.
10210 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10211 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10212 int nonlocal_set_p, mark_constant_function): Deleted.
10213 (rest_of_handle_cfg): Removed call to mark_constant_function.
10214 (nonoverlapping_component_refs_p): Added calls to support
10215 type based aliasing.
10216 * tree-ssa-alias.c (may_alias_p,
10217 compute_flow_insensitive_aliasing): Ditto.
10218 * calls.c (flags_from_decl_or_type): Removed reference to
10219 cgraph_rtl_info.
10220 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10221 too many arguments. This is necessary for Spec 2000.
10222 * cgraph.h (const_function, pure_function): Removed.
10223 * common.opt: Added "fipa-pure-const", "fipa-reference",
10224 "fipa-type-escape", and "ftree-promote-static".
10225 * opts.c: Ditto.
10226 * passes.c: Added ipa and tree-promote-statics passes.
10227 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10228 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10229 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10230 * tree-flow.h: Added exposed sra calls and addition of
10231 reference_vars_info field for FUNCTION_DECLS.
10232 * tree-pass.h: Added passes.
10233 * tree-sra.c: (sra_init_cache): New function.
10234 (sra_insert_before, sra_insert_after) Made public.
10235 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10236 and made public.
10237 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10238 aliasing. (may_alias_p): Added code to use type escape analysis to
10239 improve alias sets.
10240 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10241 code to prune clobbers of static variables based on information
10242 produced in ipa-reference pass. Changed call clobbering so that
10243 statics are not marked as clobbered if the call does not clobber
10244 them.
10246 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10248 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10249 too.
10251 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10253 * doc/install.texi (*-*-solaris2*): Document recommended version
10254 of GNU binutils and mention GNU linker problem on Solaris 10.
10256 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10258 PR c/22421
10259 * c-decl.c (c_build_bitfield_integer_type): New function.
10260 (finish_struct): Call it.
10261 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10263 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10265 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10266 before returning.
10268 2005-07-16 Jan Hubicka <jh@suse.cz>
10270 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10271 (scale_bbs_frequencies_int): Watch roundoff errors.
10272 * predict.c (return_prediction): Initialize return_stmt.
10274 2005-07-16 Jan Hubicka <jh@suse.cz>
10276 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10277 after RTL profiling.
10279 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10281 PR middle-end/22398
10282 * fold-const.c (build_range_check): Convert high/low to etype
10283 if we are only comparing against exp.
10285 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10287 Fix PR tree-optimization/22376
10288 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10289 special var here.
10290 (need_to_solve): New function.
10291 (compute_points_to_sets): Use it.
10293 2005-07-15 Jan Hubicka <jh@suse.cz>
10295 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10296 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10298 2005-07-15 Richard Guenther <rguenther@suse.de>
10300 * c-common.c (handle_flatten_attribute): New function.
10301 Add flatten function attribute.
10302 * doc/extend.texi: Document flatten function attribute.
10303 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10304 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10305 New functions.
10306 (cgraph_decide_inlining): Handle functions with flatten
10307 attribute.
10309 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10311 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10312 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10313 UNSPEC_XCHG, UNSPEC_AND): New.
10314 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10315 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10316 * config/rs6000/sync.md (FETCHOP): New code macro.
10317 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10318 New code attrs.
10319 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10320 (sync_compare_and_swap<mode>): Same.
10321 (sync_lock_test_and_set<mode>): Same.
10322 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10323 for QImode and HImode, and not PPC405.
10324 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10325 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10326 (sync_<fetchop>{si,di}_internal): New.
10327 (sync_nand{si,di}_internal): New.
10328 (sync_old_<fetchop>{si,di}_internal): New.
10329 (sync_old_nand{si,di}_internal): New
10330 (sync_new_<fetchop>{si,di}_internal): New.
10331 (sync_new_nand{si,di}_internal): New.
10332 (atomic_and{si,di}): New.
10333 (sync_new_nand{si,di}_internal): New.
10334 (atomic_and{si,di}): New.
10335 (sync_add<mode>_internal): Delete.
10336 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10337 (sync_sub<mode>_internal): Delte.
10338 (sync_subshort_internal): New.
10339 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10340 (sync_anddi_internal): Delete.
10341 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10342 (sync_booldi_internal): Delete.
10343 (sync_boolc<mode>_internal): Delete.
10344 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10345 (sync_boolc<mode>_internal2): Delete.
10346 (sync_boolcc<mode>_internal): Delete.
10347 (isync, lwsync): Use unspec instead of unspec_volatile.
10348 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10349 Revert UNSPEC_VOLATILE.
10350 (rs6000_split_atomic_op): New.
10351 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10353 2005-07-14 Eric Christopher <echristo@redhat.com>
10355 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10356 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10358 2005-07-14 Eric Christopher <echristo@redhat.com>
10360 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10362 2005-07-14 Steven Bosscher <stevenb@suse.de>
10364 PR tree-optimization/22230
10365 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10366 the computation of the four cross productions for "range op range".
10368 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10369 Ulrich Weigand <uweigand@de.ibm.com>
10371 PR target/20126
10372 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10373 in some insn.
10375 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10377 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10379 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10381 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10383 2005-07-14 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/22347
10386 * config/i386/i386-protos.h (ix86_function_value): Change
10387 prototype to match new target hook.
10388 * config/i386/i386.c (ix86_value_regno): Change prototype
10389 to take extra type argument.
10390 (TARGET_FUNCTION_VALUE): Define.
10391 (ix86_function_ok_for_sibcall): Pass extra argument to
10392 ix86_value_regno, check return slot rtx for exact match.
10393 (ix86_function_value): Take extra parameter. Dispatch to
10394 ix86_value_regno with fndecl/fntype as provided.
10395 (ix86_value_regno): Handle extra type argument.
10396 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10398 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10399 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10400 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10401 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10402 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10404 2005-07-14 Richard Guenther <rguenther@suse.de>
10406 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10407 * calls.c (expand_call): Pass fntype to hard_function_value.
10408 (emit_library_call_value_1): Likewise.
10409 * explow.c: Include target.h.
10410 (hard_function_value): Take extra argument, the fntype.
10411 Use new target hook for function_value.
10412 * expr.h (hard_function_value): Change prototype.
10413 * function.c (aggregate_value_p): Pass 0 as fntype to
10414 hard_function_value.
10415 (assign_parms): Use new target hook for function_value.
10416 Pass 0 as fntype to hard_function_value.
10417 (expand_function_end): Likewise.
10418 * reg-stack.c: Include target.h.
10419 (stack_result): Use new target hook for function_value.
10420 * target-def.h: New target hook function_value.
10421 * target.h: Likewise.
10422 * targhooks.c (default_function_value): New function.
10423 * targhooks.h (default_function_value): Declare.
10425 2005-07-13 Ian Lance Taylor <ian@airs.com>
10427 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10429 2005-07-14 Jan Hubicka <jh@suse.cz>
10431 * tree-dfa.c (dump_variable): Use default_def function.
10432 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10433 * tree-ssa.c (verify_use): Likewise.
10434 * tree-ssanames.c (release_ssa_name): Likewise.
10435 * tree-tailcall.c (eliminate_tail_call): Likewise.
10436 (tree_optimize_tail_calls_1): Likewise.
10437 * tree-vrp.c (get_value_range): Likewise.
10439 2005-07-14 Ben Elliston <bje@au.ibm.com>
10441 * gcc.c (main): Compare language[0] with '*' when iterating over
10442 the infiles.
10444 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10446 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10447 "s390_emit_compare". Add handling of CCZ1mode.
10448 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10449 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10450 checking.
10451 (s390_branch_condition_mask): Add CCZ1mode handling.
10452 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10453 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10454 Use CCZ1mode instead of CCZmode.
10455 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10457 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10459 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10460 pattern.
10461 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10463 2005-07-13 Eric Christopher <echristo@redhat.com>
10465 * config/mips/mips.c (mips_canonicalize_comparison): New.
10466 (mips_emit_int_relational): Use.
10468 2005-07-13 Eric Christopher <echristo@redhat.com>
10470 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10471 static extra parts.
10472 * config/s390/s390.md: Include tpf.md. Move tpf specific
10473 patterns...
10474 * config/s390/tpf.md: To here.
10475 * config/s390/s390.opt: Move tpf specific options...
10476 * config/s390/tpf.opt: to here. Add mmain option.
10477 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10478 * config/s390/tpf.h: Rewrite.
10480 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10482 * doc/tm.texi: Remove @xref{Cross-profiling}.
10484 2005-07-13 Jeff Law <law@redhat.com>
10486 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10487 expressions, test their _DECL operands for pointer equality rather
10488 than using operand_equal_p.
10490 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10492 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10493 (TARGET_POSIX_IO): This.
10494 * config/darwin.h: Likewise.
10495 * config/freebsd.h: Likewise.
10496 * config/linux.h: Likewise.
10497 * config/lynx.h: Likewise.
10498 * config/netbsd.h: Likewise.
10499 * config/rs6000/linux64.h: Likewise.
10500 * config/rs6000/linux.h: Likewise.
10501 * config/s390/tpf.h: Likewise.
10502 * config/sh/embed-elf.h: Likewise.
10503 * config/sparc/linux64.h: Likewise.
10504 * config/sparc/linux.h: Likewise.
10505 * config/svr4.h: Likewise.
10506 * gcov-io.h: Likewise.
10508 * doc/tm.texi: Updated.
10510 * libgcov.c (create_file_directory): Defined only if
10511 TARGET_POSIX_IO is defined.
10512 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10513 is defined.
10515 2005-07-13 Jan Hubicka <jh@suse.cz>
10517 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10519 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10521 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10522 structure as argument.
10524 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10526 PR tree-optimization/21921
10527 * tree-iterator.c (tsi_link_before): Support the case when
10528 tsi_end_p (tsi) == true.
10530 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10532 PR tree-optimization/22442
10533 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10534 correctly.
10536 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10538 PR rtl-optimization/20376
10539 * toplev.c (process_options): Enable -fweb and -frename-registers when
10540 unrolling.
10541 * doc/invoke.texi: Update the information about when -fweb and
10542 -frename-registers are enabled.
10544 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10546 PR tree-opt/21840
10547 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10548 if *rhs_p is not a SSA_NAME.
10550 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10552 Fix PR tree-optimization/22422
10553 * tree-ssa-structalias.c (struct variable_info): Add flag for
10554 special vars.
10555 (get_varinfo): Now a static function.
10556 (new_varinfo): init has_union and is_special_var to false.
10557 (solution_set_add): Check has_union.
10558 (do_da_constraint): Move temporary variable so it gets reset
10559 properly.
10560 Also check for special variable.
10561 (do_ds_constraint): Ditto.
10562 (do_sd_constraint): Ditto.
10563 (do_structure_copy): Check for special variable.
10564 (find_func_aliases): Ditto.
10565 (init_base_vars): Set special vars properly.
10567 2005-07-13 Jan Hubicka <jh@suse.cz>
10569 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10570 do unit-at-a-time.
10572 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10573 (get_expr_operands): Fix thinko wrt flags and subvars.
10575 PR tree-optimize/22379
10576 * tree-inline.c (expand_call_inline): Do not output sorry in early
10577 inlining.
10579 2005-07-12 Dale Johannesen <dalej@apple.com>
10581 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10583 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10585 PR bootstrap/21704
10586 * host-linux.h: Include limits.h.
10588 2005-07-12 Dale Johannesen <dalej@apple.com>
10590 * expr.c (compress_float_constant): Add cost check.
10591 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10593 2005-07-12 Dale Johannesen <dalej@apple.com>
10595 * gcc.target/i386/compress-float-sse.c: New.
10596 * gcc.target/i386/compress-float-sse-pic.c: New.
10597 * gcc.target/i386/compress-float-387.c: New.
10598 * gcc.target/i386/compress-float-387-pic.c: New.
10599 * gcc.dg/compress-float-ppc.c: New.
10600 * gcc.dg/compress-float-ppc-pic.c: New.
10602 2005-07-12 Eric Christopher <echristo@redhat.com>
10604 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10605 static extra parts.
10606 * config/s390/s390.md: Include tpf.md. Move tpf specific
10607 patterns...
10608 * config/s390/tpf.md: To here.
10609 * config/s390/s390.opt: Move tpf specific options...
10610 * config/s390/tpf.opt: to here. Add mmain option.
10611 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10612 * config/s390/tpf.h: Rewrite.
10614 2005-07-12 Eric Christopher <echristo@redhat.com>
10616 * gcc.c (struct infile): Update comment for language.
10617 (main): Rewrite input file resetting code.
10619 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10621 PR tree-opt/22335
10622 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10623 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10624 (lookup_avail_expr): Use constant_boolean_node instead
10625 of boolean_false_node/boolean_true_node.
10627 2005-07-12 Ben Elliston <bje@au.ibm.com>
10629 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10630 and use it when printing num_edges.
10632 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10634 * doc/extend.texi (Blackfin Built-in Functions): New section.
10635 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10636 @opindex.
10638 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10640 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10641 s/cmpstrsi/cmpstrnsi
10642 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10643 'cmpstrnsi'.
10644 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10645 (init_optabs): Initialize cmpstrn_optab.
10646 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10647 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10648 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10649 * config/i386/i386.md: s/cmpstr/cmpstrn
10650 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10651 * doc/md.texi: Update documentation.
10653 2005-07-11 Richard Henderson <rth@redhat.com>
10655 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10656 build_va_arg_indirect_ref.
10657 (alpha_gimplify_va_arg): Likewise.
10658 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10659 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10660 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10661 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10662 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10663 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10664 Likewise.
10665 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10667 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10669 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10670 * passes.c (init_optimization_passes): Add pass_empty_loop.
10671 * tree-pass.h (pass_empty_loop): Declare.
10672 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10673 try_remove_empty_loop, remove_empty_loops): New functions.
10674 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10675 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10677 2005-07-12 Peter Barada <peter@the-baradas.com>
10679 PR middle-end/16719
10680 PR middle-end/18421
10681 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10682 in address registers.
10683 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10684 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10685 alternative of addsi3_5200.
10687 2005-07-11 Ian Lance Taylor <ian@airs.com>
10689 * config/mips/mips.md (ffs<mode>2): Remove.
10691 2005-07-11 Ian Lance Taylor <ian@airs.com>
10693 * doc/tree-ssa.texi (Cleanups): Improve description of
10694 TRY_FINALLY_EXPR.
10695 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10697 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10699 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10700 * tree.h (DECL_ARGUMENT_FLD): New macro.
10702 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10704 Fix PR tree-optimization/22404
10706 * tree-ssa-structalias.c (create_variable_info_for): Use
10707 correct offset.
10709 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10711 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10712 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10713 for second comparison operand.
10714 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10716 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10717 (define_insn_reservation "alu"): Likewise.
10718 (csync, ssync): Now of type sync.
10719 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10720 -mcsync-anomaly -mspecld-anomaly.
10721 * config/bfin/bfin.opt (mcsync): Remove.
10722 (mcsync-anomaly, mspecld-anomaly): Add.
10723 * config/bfin/bfin.c: Include "insn-codes.h".
10724 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10725 (TARGET_DEFAULT_TARGET_FLAGS): New.
10726 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10728 2005-07-11 Steven Bosscher <stevenb@suse.de>
10730 * basic-block.h: Give the BB flags enum a name, bb_flags.
10731 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10732 * cfgcleanup.c (enum bb_flags): Remove here.
10733 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10734 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10735 (update_forwarder_flag): Likewise.
10736 (thread_jump): Likewise.
10737 (try_forward_edges): Likewise.
10738 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10739 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10740 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10742 2005-07-11 Richard Guenther <rguenther@suse.de>
10744 * config/i386/i386.opt: New target option -msseregparm.
10745 * config/i386/i386.c (override_options): Error out for
10746 -msseregparm but no SSE support.
10747 (ix86_function_sseregparm): Check for global sseregparm.
10748 * doc/invoke.texi: Document -msseregparm.
10750 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10752 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10753 (m32rle-*-linux*): Ditto.
10755 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10757 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10758 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10759 bytes.
10761 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10763 PR middle-end/22239
10764 PR target/20126
10765 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10766 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10768 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10770 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10771 (varmap): Heapify varmap.
10772 (constraints): Heapify constraints.
10773 (struct constraint_graph): Heapify succs and preds.
10774 (constraint_vec_find): Update for heapification.
10775 (constraint_set_union): Ditto.
10776 (insert_into_complex): Ditto.
10777 (constraint_edge_vec_find): Ditto.
10778 (erase_graph_self_edge): Ditto.
10779 (add_graph_edge): Ditto.
10780 (get_graph_weights): Ditto.
10781 (merge_graph_nodes): Ditto.
10782 (build_constraint_graph): Ditto.
10783 (topo_visit): Ditto.
10784 (solve_graph): Ditto.
10785 (create_variable_info_for): Ditto.
10786 (init_base_vars): Ditto.
10787 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10788 (condese_varmap_nodes): Free complex vector.
10789 (clear_edges_for_node): Clear succs and preds vector.
10791 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10793 * tree-ssa-structalias.c (update_alias_info): Change counting of
10794 references to not include vdefs.
10796 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10798 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10799 (up_insert): Ditto.
10801 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10803 * pa.c (pa_commutative_p): Make PLUS commutative when
10804 TARGET_NO_SPACE_REGS is true.
10806 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10808 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10809 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10810 * tree-dfa.c (dump_subvars_for): New.
10811 (debug_subvars_for): New.
10812 (dump_variable): Show subvariables if VAR has them.
10813 * tree-flow-inline.h (get_subvar_at): New.
10814 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10815 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10816 Update all users.
10817 (struct subvar): Change fields offset and size to unsigned
10818 HOST_WIDE_INT.
10819 (dump_subvars_for): Declare.
10820 (debug_subvars_for): Declare.
10821 (get_subvar_at): Declare.
10822 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10823 to unsigned HOST_WIDE_INT *.
10824 (overlap_subvar): Likewise.
10825 * tree-gimple.c (is_gimple_reg): Always return false for
10826 SFTs and memory tags.
10827 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10828 Update all callers.
10829 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10830 (compute_may_aliases): Call compute_points_to_sets.
10831 (collect_points_to_info_for): Remove.
10832 (compute_points_to_and_addr_escape): Remove.
10833 (delete_alias_info): Call delete_points_to_sets.
10834 (compute_flow_sensitive_aliasing): If the call to
10835 find_what_p_points_to returns false, call set_pt_anything.
10836 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10837 (set_pt_anything): Clear pi->pt_vars.
10838 (set_pt_malloc): Remove.
10839 (merge_pointed_to_info): Remove.
10840 (add_pointed_to_expr): Remove.
10841 (add_pointed_to_var): Remove.
10842 (collect_points_to_info_r): Remove.
10843 (is_escape_site): Make extern.
10844 (create_sft): New.
10845 (create_overlap_variables_for): Call it.
10846 * tree-ssa-copy.c (merge_alias_info): Never merge
10847 flow-sensitive alias information.
10848 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10849 offset and size to be unsigned HOST_WIDE_INT.
10850 (add_to_addressable_set): Rename from note_addressable.
10851 Set TREE_ADDRESSABLE as the variables are added to the set.
10852 Update all users.
10853 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10854 operands into VUSEs when adding V_MAY_DEFs for members in an
10855 alias set.
10856 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10857 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10858 (struct variable_info): Add bitfield is_heap_var.
10859 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10860 (new_var_info): Initialize is_heap_var.
10861 (get_constraint_for): Add HEAP variables to the symbol table.
10862 Mark them with is_heap_var.
10863 (update_alias_info): New. Taken mostly from the old
10864 compute_points_to_and_addr_escape.
10865 (handle_ptr_arith): New.
10866 (find_func_aliases): Call update_alias_info.
10867 Call handle_ptr_info for tcc_binary expressions.
10868 Call mark_stmt_modified.
10869 (create_variable_info_for): If DECL has subvars, do not create
10870 variables for its subvars. Always add all the fields.
10871 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10872 SFTs, then add all the SFTs of the structure.
10873 If VI->DECL is an aggregate with subvariables, add the SFT at
10874 VI->OFFSET.
10875 (find_what_p_points_to): If VI is an artificial variable,
10876 translate to bitfields in SSA_NAME_PTR_INFO.
10877 If the solution is empty, set pi->pt_vars to NULL
10878 (init_base_vars): Create ANYOFFSET.
10879 (compute_points_to_sets): Rename from create_alias_vars.
10880 Make extern.
10881 (pass_build_pta): Remove.
10882 (delete_points_to_sets): Rename from delete_alias_vars.
10883 (pass_del_pta): Remove.
10884 * tree-ssa-structalias.h (struct alias_info): Move from
10885 tree-ssa-alias.h.
10886 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10887 NUM_REFERENCES_SET): Likewise.
10888 (compute_points_to_sets, delete_points_to_sets): Declare.
10890 2005-07-09 Richard Henderson <rth@redhat.com>
10892 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10893 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10894 alpha_split_lock_test_and_set_12): New functions.
10895 * config/alpha/alpha-protos.h: Update.
10896 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10897 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10898 * config/alpha/sync.md (I12MODE): New.
10899 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10900 (sync_<fetchop_name><I48MODE>): Likewise.
10901 (sync_nand<I48MODE>): Likewise.
10902 (sync_old_<fetchop_name><I48MODE>): Likewise.
10903 (sync_new_<fetchop_name><I48MODE>): Likewise.
10904 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10905 (sync_compare_and_swap<I48MODE>): Likewise.
10906 (sync_lock_test_and_set<I48MODE>): Likewise.
10907 (sync_compare_and_swap<I12MODE>): New.
10908 (sync_compare_and_swap<I12MODE>_1): New.
10909 (sync_lock_test_and_set<I12MODE>): New.
10910 (sync_lock_test_and_set<I12MODE>_1): New.
10912 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10914 PR 21356
10915 PR 22332
10916 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10918 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10920 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10921 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10923 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10925 PR target/21656
10926 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10928 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10930 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10931 memory_operand constraint.
10932 (store_conditional_<mode>): Same.
10933 (sync_compare_and_swap<mode>): Same.
10934 (sync_lock_test_and_set<mode>): Same.
10936 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10938 Rewrite PIC support to more closely model actual instructions.
10939 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10940 (cris_symbol): Remove prototypes for removed functions.
10941 (cris_pic_symbol_type_of, cris_valid_pic_const)
10942 (cris_expand_pic_call_address): Prototypes for new functions.
10943 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10944 variable.
10945 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10946 modifiers.
10947 <case ':'>: Add case for new punctuation character.
10948 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10949 emitting (extra) PIC modifier.
10950 <case UNSPEC>: Do not assert for PLT.
10951 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10952 (cris_expand_prologue, cris_expand_epilogue): Check
10953 for pic_offset_table_rtx usage instead of taking
10954 current_function_uses_pic_offset_table as the final word.
10955 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10956 Remove flag_pic difference.
10957 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10958 the moral equivalents of...
10959 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10960 functions.
10961 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10962 (cris_handle_option): Mark ARG as unused.
10963 (cris_expand_pic_call_address): New worker function for "call",
10964 "call_value".
10965 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10966 output PIC constructs here.
10967 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10968 as symbol-specific modifers, not whole or part of operands.
10969 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10970 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10971 constants and flag_pic.
10972 (CONSTANT_INDEX_P): Adjust for new functions.
10973 (enum cris_pic_symbol_type): New helper type.
10974 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10975 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10976 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10977 define_constants.
10978 ("movsi"): Emit actual instructions for GOT and relative access.
10979 ("*movsi_got_load"): New pattern to set up the register holding
10980 the GOT pointer.
10981 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10982 Adjust FIXME for 'S'.
10983 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10984 Use "movs" for -fpic cases.
10985 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10986 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10987 ("call", "call_value"): Just call cris_expand_pic_call_address for
10988 PIC addresses.
10989 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10990 Remove special pattern.
10991 ("*expanded_call_side", "*expanded_call_value_side"): New
10992 patterns.
10993 (gotplt-to-plt, gotplt-to-plt-side-call)
10994 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10995 peephole2:s.
10996 * config/cris/cris/predicates.md
10997 ("cris_general_operand_or_gotless_symbol"): Remove unused
10998 predicate.
10999 ("cris_general_operand_or_symbol"): Adjust for new functions.
11001 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11003 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
11005 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
11007 * Makefile.in (TREE_H): Add treestruct.def.
11008 (c-decl.o): Add pointer-set.h
11009 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11010 visibility on regular DECL's.
11011 (merge_decls): Fix the copying of decl nodes of various types for
11012 the new structures. Don't update RTL, section name, weak status,
11013 etc, on DECL's without RTL.
11014 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11015 Don't check volatile on non-variable types.
11016 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11017 to check whether we have seen arguments.
11018 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11019 flag is checked before field (flag is common, field is not).
11020 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11021 TS_DECL_COMMON could have an origin.
11022 (add_location_or_const_value_attribute): Don't check section name
11023 on non-var/function decls.
11024 (dwarf2out_var_location): Reverse order of tests.
11025 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11026 with DECL_WRTL_CHECK.
11027 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11028 * fold-const.c (fold_binary): Don't check weakness on
11029 non-var/function decls.
11030 (tree_expr_nonzero_p): Ditto.
11031 (fold_checksum_tree): Use tree_decl_extra as sizeof
11032 buffer.
11033 * ggc-page.c (extra_order_size_table): Add sizes for
11034 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11035 tree_field_decl.
11036 * gimplify.c (gimplify_bind_expr): Only set
11037 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11038 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11039 without RTL.
11040 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11041 * langhooks.h (init_ts). New langhook.
11042 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11043 * print-tree.c (print_node): Update to only print fields that
11044 exist in the structures the passed decl has.
11045 * toplev.c (wrapup_global_declarations): Don't reset
11046 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11047 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11048 * tree-inline.c (remap_decl): Ditto.
11049 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11050 * tree-pretty-print.c (print_declaration): Don't print
11051 DECL_REGISTER on things that don't contain it.
11052 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11053 non-var/function decls.
11054 * tree.c (tree_contains_struct): New structure.
11055 (init_priority_for_decl): New hashtable.
11056 (tree_int_map): New structure.
11057 (tree_int_map_eq): New function.
11058 (tree_int_map_marked_p): Ditto.
11059 (tree_int_map_hash): Ditto.
11060 (tree_map): Move to tree.h.
11061 (tree_map_eq): Externalize.
11062 (tree_map_hash): Ditto.
11063 (tree_map_marked_p): Ditto.
11064 (init_ttree): Set up tree_contains_struct and call langhook.
11065 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11066 (tree_code_size): Update for new structures.
11067 (tree_node_structure): Update for new structures.
11068 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11069 without the field.
11070 (copy_node_stat): Copy init priority.
11071 (build_decl_stat): Ditto for visibility.
11072 (ts_enum_names): New.
11073 (tree_contains_struct_check_failed): New function.
11074 (decl_init_priority_lookup): Ditto.
11075 (decl_init_priority_insert): Ditto.
11076 * treestruct.def: New file.
11077 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11078 (CONTAINS_STRUCT_CHECK): Ditto.
11079 (tree_contains_struct_check_failed): New prototype.
11080 (DECL_CHECK): Removed.
11081 (DECL_MINIMAL_CHECK): New.
11082 (DECL_COMMON_CHECK): Ditto.
11083 (DECL_WRTL_CHECK): Ditto.
11084 (DECL_NON_COMMON_CHECK): Ditto.
11085 (DECL_WITH_VIS_CHECK): Ditto.
11086 (VAR_OR_FUNCTION_DECL_P): Ditto
11087 (struct tree_decl_minimal): New structure.
11088 (struct tree_decl_common): Ditto.
11089 (struct tree_decl_with_rtl): Ditto.
11090 (struct tree_decl_with_vis): Ditto.
11091 (struct tree_decl_non_common): Ditto.
11092 (struct tree_field_decl): Ditto.
11093 (struct tree_parm_decl): Ditto.
11094 (struct tree_var_decl): Ditto.
11095 (struct tree_function_decl): Ditto.
11096 (struct tree_const_decl): Ditto.
11097 (struct tree_result_decl): Ditto.
11098 (union tree_node): Add new structures.
11099 * var-tracking.c (track_expr_p): Reverse order of tests.
11101 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11103 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11105 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11106 * system.h: Poison FINALIZE_PIC.
11107 * doc/tm.texi (FINALIZE_PIC): Remove.
11109 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11111 PR tree-opt/22329
11112 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11113 to the correct type if we have a MODIFY_EXPR.
11115 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11117 PR tree-optimization/22360
11118 * tree.c (upper_bound_in_type): Fix calculations for casting
11119 to a non-wider signed type and casting a signed value to a
11120 wider unsigned type.
11121 (lower_bound_in_type): Fix calculations for casting to a
11122 non-wider signed type.
11124 PR tree-optimization/20139
11125 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11126 release_defs.
11127 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11128 fold_cond_expr_cond.
11129 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11130 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11132 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11134 PR tree-opt/22356
11135 * tree-complex.c (expand_complex_libcall): Produce
11136 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11138 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11140 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11141 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11142 b" assert and inserted fastpath code for this case.
11143 (bitmap_ior): Removed "a != b" assert.
11145 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11147 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11148 (ENDFILE_SPEC): Likewise.
11149 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11151 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11152 a large stack frame at epilogue.
11154 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11156 * final.c: Include sdbout.h when required.
11158 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11160 * config.gcc (*-*-darwin*): Only one target-specific header file
11161 for generic darwin.
11162 (powerpc-*-darwin*): Add version-specific header files.
11163 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11164 * config.in: Regenerate.
11165 * configure: Regenerate.
11166 * gcc.c: Include xregex.h.
11167 (version_compare_spec_function): New.
11168 (spec_function): Add version-compare.
11169 (replace_outfile_spec_function): Reformat comment.
11170 (compare_version_strings): New.
11171 * config/darwin-c.c (version_as_macro): New.
11172 (builtin_define): New.
11173 (darwin_cpp_builtins): New.
11174 * config/darwin-protos.h (darwin_cpp_builtins): New.
11175 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11176 (LIB_SPEC): Make unconditional, update comment.
11177 (TARGET_C99_FUNCTIONS): Define.
11178 * config/darwin.opt: Sort.
11179 (mmacosx-version-min=): New.
11180 * config/darwin7.h: Delete.
11181 * config/darwin8.h: Delete.
11182 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11183 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11184 (TARGET_C99_FUNCTIONS): Define.
11185 * config/rs6000/darwin7.h: New.
11186 * config/rs6000/darwin8.h: New.
11187 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11188 (-mmacosx-version-min): Document.
11190 2005-07-07 Ian Lance Taylor <ian@airs.com>
11192 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11194 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11196 PR middle-end/22239
11197 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11199 2005-07-07 Khem Raj <kraj@mvista.com>
11201 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11202 in bytes, not words.
11204 2005-07-07 Paul Brook <paul@codesourcery.com>
11206 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11207 DEFAULT_FUNCTION_ARG_PADDING to upward.
11209 2005-07-07 Richard Henderson <rth@redhat.com>
11211 * function.c (locate_and_pad_parm): Record parameter alignment in
11212 stack_alignment_needed.
11214 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11216 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11217 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11218 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11219 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11220 (define_attr "type"): Add isync, sync, load_l, store_c.
11221 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11222 Create scratch volatile MEM.
11223 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11224 sync.
11225 (load_locked_<mode>): New.
11226 (store_conditional_<mode>): New.
11227 (sync_compare_and_swap<mode>): Replace with splitter.
11228 (sync_lock_test_and_set<mode>): Replace with splitter.
11229 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11230 and UNSPECV_ISYNC.
11231 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11232 is ics. Attribute isync.
11233 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11234 lwsync.
11235 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11236 and UNSPECV_SYNC_OP.
11237 (emit_unlikely_jump): New.
11238 (emit_load_locked): New.
11239 (emit_store_conditional): New.
11240 (rs6000_split_compare_and_swap): New.
11241 (rs6000_split_lock_test_and_set): New.
11242 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11243 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11244 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11245 rs6000_split_lock_test_and_set): Declare.
11246 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11247 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11248 store_c, isync, sync.
11250 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11252 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11253 filenames to gtyp-gen.h.
11254 (s-typ-gen): Use it in place of for loops.
11256 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11258 * hooks.c (hook_bool_rtx_int_false): New function.
11259 * hooks.h (hook_bool_rtx_int_false): Declare.
11260 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11261 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11262 * target.h (struct gcc_target): Add commutative_p member.
11263 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11264 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11265 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11266 (pa_commutative_p): New function.
11267 * jump.c (target.h): Include.
11268 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11269 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11271 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11273 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11274 (s390_expand_setmem): New.
11275 * config/s390/s390.c: Likewise.
11276 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11277 Adapt comments.
11278 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11279 general_operand. Call new function "s390_expand_setmem".
11280 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11281 ("setmem_long", "*setmem_long"): ... this.
11283 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11285 * config/s390/s390.c: (optimization_options): Enable
11286 TARGET_MVCLE at -Os.
11287 * doc/invoke.texi: Document changes in default behaviour.
11288 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11290 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11292 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11293 defined by back-end.
11295 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11297 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11298 all sets in the pattern.
11299 * config/rs6000/rs6000.md (stack_protect_testsi,
11300 stack_protect_testdi): Likewise.
11302 2005-07-06 Jeff Law <law@redhat.com>
11304 * tree-vrp.c (simplify_using_ranges): Kill.
11305 (vrp_finalize): Remove call to simplify_using_ranges.
11306 (simplify_stmt_using_ranges): New function extracted from
11307 simplify_using_ranges.
11308 (simplify_div_or_mod_using_ranges): Likewise.
11309 (simplify_abs_using_ranges): Likewise.
11310 (simplify_cond_using_ranges): New function.
11311 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11312 * tree-ssa-propagate.c (substitute_and_fold): Call
11313 simplify_stmt_using_ranges if we have range information.
11315 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11317 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11318 ia64_flag_schedule_isns2.
11320 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11321 reading/writing general registers.
11322 (ia64_function_arg): Revert 2005-06-18 change.
11324 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11326 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11327 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11329 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11331 * function.c (expand_function_end): Revert part of 2005-06-27
11332 patch. Do sjlj_emit_function_exit_after after return_label.
11334 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11336 * doc/install.texi (--disable-libssp): New.
11338 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11340 * doc/invoke.texi: Update -fforce-mem documentation.
11341 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11342 code for -fforce-mem.
11343 * expmed.c: (store_bit_field,store_fixed_bit_field,
11344 extract_bit_field): Ditto.
11345 * expr.c: (convert_move): Ditto.
11346 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11347 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11348 emit_conditional_add,expand_float,expand_fix): Ditto.
11349 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11350 (common_handle_option): Issue warning when -fforce-mem specified.
11352 2005-07-06 Paul Brook <paul@codesourcery.com>
11354 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11355 argument is empty.
11356 * configure: Regenerate.
11358 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11360 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11362 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11364 Fix PR tree-optimization/22319
11365 Fix PR tree-optimization/22140
11366 Fix PR tree-optimization/22310
11368 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11369 variable sized types.
11370 Use correct type for intermediate structure on *a = *b structure
11371 copies.
11373 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11375 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11376 Remove.
11377 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11378 (machine_function): Move typedef to...
11379 * config/rs6000/rs6000.c (machine_function): ... here. Add
11380 varargs_save_offset field.
11381 (rs6000_stack_t): Remove varargs_size field.
11382 (setup_incoming_varargs): Allocate varargs save area using
11383 assign_stack_local, try to make it as small as possible.
11384 Save offset from virtual_stack_vars_rtx to the save area
11385 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11386 instead of magic 8 when fp word byte size is used.
11387 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11388 instead of -RS6000_VARARGS_SIZE.
11389 (rs6000_stack_info, debug_stack_info,
11390 rs6000_initial_elimination_offset): Remove all traces of
11391 varargs_size.
11392 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11393 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11394 RS6000_VARARGS_AREA.
11396 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11398 PR tree-optimization/21963
11399 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11400 constant_multiple_of in the same way get_computation_cost_at does.
11402 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11404 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11405 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11406 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11407 and return its previous value.
11408 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11409 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11410 constants.
11411 (stack_protect_set, stack_protect_test): New expanders.
11412 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11413 stack_protect_testdi): New insns.
11414 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11415 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11417 2005-07-06 Jeff Law <law@redhat.com>
11419 * tree-ssa-dce.c (cfg_altered): New global.
11420 (tree_dce_init): Initialize cfg_altered.
11421 (remove_dead_stmt): If we remove an edge in the CFG, then set
11422 CFG_ALTERED.
11423 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11424 the dominators.
11426 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11428 * Makefile.in (stamp-collect-ld): Use
11429 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11430 ./collect-ld if it already exists.
11431 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11432 Don't remove ./nm if it already exists.
11434 2005-07-05 Devang Patel <dpatel@apple.com>
11436 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11437 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11438 * tree-vectorizer.c (vect_loop_location): New.
11439 (vect_print_dump_info): Use vect_loop_location.
11440 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11441 (vectorize_loops): Set vect_loop_location.
11442 * tree-vect-analyze.c (vect_analyze_offset_expr,
11443 vect_determin_vectorization_factor, vect_analyze_operations,
11444 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11445 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11446 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11447 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11448 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11449 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11450 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11451 vect_analyze_loop): Adjust vect_print_dump_info API.
11452 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11453 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11454 vect_finish_stmt_generation, vectorizable_assignment,
11455 vectorizable_operation, vectorizable_store, vectorizable_load,
11456 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11457 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11458 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11459 vect_transform_loop): Same.
11460 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11461 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11462 Same.
11464 2005-07-05 Randolph Chung <tausq@debian.org>
11466 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11467 * configure: Regenerate.
11468 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11469 (pa_tls_referenced_p): Declare.
11470 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11471 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11472 (legitimize_tls_address): New.
11473 (hppa_legitimize_address): Handle TLS addresses.
11474 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11475 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11476 (emit_move_sequence): Handle TLS addresses.
11477 (pa_encode_section_info): Call default handler to handle common
11478 sections.
11479 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11480 (CONSTANT_ADDRESS_P): Reject TLS operands.
11481 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11482 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11483 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11484 (UNSPEC_TLSLE): Define new constants.
11485 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11486 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11487 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11488 (tie_symbolic_operand, tle_symbolic_operand): New
11490 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11492 * aclocal.m4: Update macros for autoconf 2.59 style.
11493 * configure.ac: Likewise.
11495 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11497 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11498 (function_arg): Pass small aggregates in general registers on 32-bit
11499 targets.
11500 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11502 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11504 * Makefile.in (final.o): Fix dependencies.
11506 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11508 PR c/22013
11509 PR c/22098
11510 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11511 * langhooks.c (lhd_expr_to_decl): New.
11512 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11513 New.
11514 (LANG_HOOKS_INITIALIZER): Update.
11515 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11516 expr_to_decl langhook.
11517 * c-tree.h (c_expr_to_decl): Declare.
11518 * c-typeck.c (c_expr_to_decl): New.
11519 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11520 specially.
11521 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11523 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11525 PR c/22308
11526 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11527 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11529 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11531 * Makefile.in: Adjust dependencies.
11532 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11533 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11534 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11535 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11536 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11537 rest_of_compilation.
11539 * bb-reorder.c (gate_duplicate_computed_gotos,
11540 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11541 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11542 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11543 pass_partition_blocks): New.
11544 * bt-load.c (gate_handle_branch_target_load_optimize,
11545 rest_of_handle_branch_target_load_optimize,
11546 pass_branch_target_load_optimize): New.
11547 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11548 pass_jump2): New.
11549 * cfglayout.c (pass_insn_locators_initialize): New.
11550 * cfgrtl.c (pass_free_cfg): New.
11551 * combine.c (gate_handle_combine, rest_of_handle_combine,
11552 pass_combine): New.
11553 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11554 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11555 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11556 * except.c (pass_set_nothrow_function_flags,
11557 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11558 pass_rtl_eh): New.
11559 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11560 rest_of_handle_shorten_branches, pass_shorten_branches,
11561 rest_of_clean_state, pass_clean_state): New.
11562 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11563 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11564 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11565 pass_flow2): New.
11566 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11567 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11568 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11569 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11570 pass_gcse): New.
11571 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11572 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11573 pass_rtl_ifcvt, gate_handle_if_after_combine,
11574 rest_of_handle_if_after_combine, pass_if_after_combine,
11575 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11576 pass_if_after_reload): New.
11577 * integrate.c (pass_initial_value_sets): New.
11578 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11579 pass_purge_lineno_notes): New.
11580 * mode-switching.c (rest_of_handle_mode_switching,
11581 pass_mode_switching): New.
11582 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11583 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11584 pass_loop2): New.
11585 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11586 pass_loop_optimize): New.
11587 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11588 pass_sms): New.
11589 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11590 pass_gcse2): New.
11591 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11592 pass_postreload_cse): New.
11593 * profile.c (gate_handle_profiling, pass_profiling,
11594 rest_of_handle_branch_prob, pass_branch_prob): New.
11595 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11596 pass_split_before_regstack, gate_handle_split_before_regstack,
11597 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11598 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11599 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11600 pass_stack_regs): New.
11601 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11602 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11603 pass_stack_adjustments): New.
11604 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11605 pass_regrename): New.
11606 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11607 pass_delay_slots, gate_handle_machine_reorg,
11608 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11609 * rtl.h (extern void purge_line_number_notes): New.
11610 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11611 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11612 pass_sched2): New.
11613 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11614 pass_tracer): New.
11615 * value-prof.c (gate_handle_value_profile_transformations,
11616 rest_of_handle_value_profile_transformations,
11617 pass_value_profile_transformations): New.
11618 * var-tracking.c (gate_handle_var_tracking,
11619 pass_variable_tracking): New.
11620 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11622 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11623 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11624 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11625 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11626 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11627 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11628 rest_of_handle_gcse2, rest_of_handle_regmove,
11629 rest_of_handle_tracer, rest_of_handle_if_conversion,
11630 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11631 rest_of_handle_web, rest_of_handle_branch_prob,
11632 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11633 rest_of_handle_jump_bypass, rest_of_handle_combine,
11634 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11635 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11636 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11637 rest_of_handle_mode_switching, rest_of_handle_jump,
11638 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11639 rest_of_handle_flow2, rest_of_handle_jump2,
11640 rest_of_handle_peephole2, rest_of_handle_postreload,
11641 rest_of_handle_shorten_branches, rest_of_clean_state,
11642 rest_of_compilation): Remove.
11644 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11645 * passes.c (dump_flags, in_gimple_form, all_passes,
11646 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11647 register_dump_files, next_pass_1, last_verified, execute_todo,
11648 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11649 from tree-optimize.c.
11650 (init_optimization_passes): Moved from tree-optimize.c,
11651 adding the RTL optimizations.
11652 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11653 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11654 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11655 register_dump_files, next_pass_1, last_verified, execute_todo,
11656 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11657 init_tree_optimization_passes, ipa_passes): Delete.
11658 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11659 the RTL dumps.
11660 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11661 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11662 from tree.h.
11663 (ipa_passes): Remove.
11664 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11665 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11666 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11667 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11668 (dump_info_p, dump_flag): Moved to tree-dump.h.
11670 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11671 cgraph.c, opts.c.
11672 * passes.c (finish_optimization_passes): Use dump_begin
11673 and dump_end, TDI_end.
11674 (gate_rest_of_compilation): New.
11675 (pass_rest_of_compilation): Use it.
11676 (gate_postreload, pass_postreload): New.
11677 * toplev.c (general_init): Rename init_tree_optimization_passes.
11678 * toplev.h (init_tree_optimization_passes): Rename to
11679 init_optimizations_passes.
11680 * tree-dump.c (dump_flag): Make static.
11681 (dump_files): Remove RTL dumps.
11682 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11683 pass_cleanup_cfg, pass_free_cfg_annotations,
11684 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11685 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11686 * tree-pretty-print.c: Include tree-pass.h.
11687 * cgraph.c: Include tree-dump.h.
11689 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11691 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11692 Only fall back to saying it points to readonly memory if
11693 we can't do better.
11695 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11697 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11698 * config/m32r/m32r.c (m32r_compute_frame_size,
11699 m32r_expand_prologue): Take current_function_profile into
11700 account whenever we reference
11701 current_function_uses_pic_offset_table.
11702 (m32r_finalize_pic): Remove.
11703 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11705 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11707 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11708 instead of $<. Don't remove ./as if it already exists.
11710 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11712 PR target/21723
11713 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11714 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11715 for complex modes when generating code for PA 1.0.
11716 (VALID_FP_MODE_P): New macro.
11717 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11718 sets for all general and floating point modes. Align wide floating
11719 point modes to even register boundaries to comply with architectural
11720 requirements.
11721 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11722 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11723 (VALID_FP_MODE_P): New macro.
11724 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11725 sets for all general and floating point modes. Align wide floating
11726 point modes to even register boundaries to comply with architectural
11727 requirements.
11729 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11731 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11732 to 0.
11734 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11736 * tree-ssa-structalias.c: Don't include expr.h.
11738 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11740 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11741 comments.
11743 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11745 Fix PR tree-optimization/22279
11747 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11748 correct operator.
11750 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11752 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11754 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11756 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11757 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11758 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11759 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11760 config/stormy16/stormy16.c, config/v850/v850.c,
11761 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11762 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11763 Avoid "." or "\n" at end of diagnostics and capital letters at
11764 start of diagnostics.
11765 * combine.c, cse.c: Don't translate dump file output.
11766 * toplev.c (print_version): Only translate output if going to
11767 stderr.
11769 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11771 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11772 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11773 typos.
11775 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11777 * pa.c (fix_range): Fix typo in comment.
11779 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11781 * tree-vrp.c (extract_range_from_assert): Replace
11782 fold (build (...)) with fold_build2.
11784 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11786 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11787 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11788 (format_types_orig, handle_format_attribute): Add support for
11789 format "gcc_gfc".
11791 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11793 * varasm.c (assemble_variable): Fix format specifier thinko.
11795 2005-07-03 Ira Rosen <irar@il.ibm.com>
11797 PR tree-optimization/22029 (and 22135)
11798 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11799 a phi node before calling dump_vops.
11801 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11803 * tree-dump.h (dump_string_field): Declare.
11804 * tree-dump.c: Use it instead of dump_string.
11805 (dump_string_field): Make non-static.
11807 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11809 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11810 up the minimal CFG stuff always when optimize > 0. Call
11811 split_all_insns_noflow in PIC case if needed.
11813 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11814 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11816 PR c++/18279
11817 * c-decl.c (c_write_global_declarations): Dump contents of
11818 external scope to.
11819 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11820 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11821 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11822 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11823 is enabled.
11825 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11827 * c-common.h (GCC_DIAG_STYLE): Define.
11828 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11829 version for format checking to 4.1.
11830 * c-format.c: Include toplev.h after c-common.h.
11831 (enum format_type): Add gcc_tdiag_format_type.
11832 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11833 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11834 (format_types_orig): Add gcc_tdiag.
11835 (init_dynamic_diag_info): Support gcc_tdiag formats.
11836 (handle_format_attribute): Likewise.
11837 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11838 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11839 version for format checking to 4.1.
11840 (warning0, warning, error, pedwarn, sorry): Use
11841 ATTRIBUTE_GCC_DIAG.
11842 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11843 (finish_aliases_1): Do not use %qE.
11844 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11845 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11846 Correct format bugs.
11847 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11848 parameter to unsigned HOST_WIDE_INT.
11849 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11851 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11853 PR middle-end/21742
11854 * expr.c (write_complex_part): Use adjust_address for MEM.
11855 (read_complex_part): Same.
11857 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11859 Fix PR tree-optimization/22280
11861 * tree-sra.c (generate_element_init): Remove useless loop.
11863 2005-07-02 Richard Henderson <rth@redhat.com>
11865 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11866 TLS_MODEL_NONE.
11867 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11869 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11871 PR middle-end/14490
11872 * fold-const.c (fold_binary): Handle the return value of
11873 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11874 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11876 2005-07-02 Jeff Law <law@redhat.com>
11878 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11879 a eliminate type conversion which feeds an equality comparison
11880 if the original type or either operand in the comparison is a
11881 function pointer.
11883 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11885 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11886 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11887 texts.
11888 * config/avr/avr.c: Do not use '`' as left quote.
11889 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11890 Remove "." from end of diagnostics. Make diagnostics start with
11891 lowercase letter.
11893 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11894 Joseph S. Myers <joseph@codesourcery.com>
11896 * toplev.c (default_tree_printer): Handle setting location with
11897 '+' flag.
11898 * c-objc.common.c (c_tree_printer): Likewise.
11899 * c-format.c (gcc_diag_flag_specs): Add '+'.
11900 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11901 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11902 formats.
11903 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11904 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11905 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11906 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11907 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11908 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11909 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11910 format arguments where %J is used without %D.
11912 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11914 * gcc.c (LINK_SSP_SPEC): Define.
11915 (link_ssp_spec): New variable.
11916 (LINK_COMMAND_SPEC): Add %(link_ssp).
11917 (static_specs): Add link_ssp_spec.
11918 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11919 * configure: Rebuilt.
11920 * config.in: Rebuilt.
11922 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11923 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11924 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11925 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11926 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11927 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11928 -0x7008(2) instead of reading __stack_chk_guard variable.
11929 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11930 number.
11931 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11932 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11933 if TARGET_THREAD_SSP_OFFSET is defined.
11934 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11935 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11937 Revert:
11938 2005-06-27 Richard Henderson <rth@redhat.com>
11939 * libgcc-std.ver (GCC_4.1.0): New.
11940 * libgcc.h (__stack_chk_guard): Declare.
11941 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11942 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11943 * mklibgcc.in (lib2funcs): Add them.
11945 2005-07-01 Richard Henderson <rth@redhat.com>
11947 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11948 void * before struct sigcontext *.
11949 (x86_fallback_frame_state): Likewise.
11951 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11953 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11955 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11957 PR tree-opt/22269
11958 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11959 we check for SSA_NAME for.
11961 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11963 Fix PR tree-optimization/22071
11965 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11966 function.
11967 (get_constraint_for_component_ref): Use it.
11969 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11971 PR other/22264
11972 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11973 print out the last new line.
11975 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11977 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11978 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11979 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11980 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11981 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11982 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11983 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11984 (enum reg_class): New member CC0_REGS.
11985 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11986 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11987 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11988 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11989 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11990 Adjust for register now described.
11992 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11994 PR target/22262
11995 * config/i386/i386.md (stack_protect_test_si,
11996 stack_protect_test_di): Add earlyclobber for scratch 3.
11997 * config/rs6000/rs6000.md (stack_protect_testsi,
11998 stack_protect_testdi): Add earlyclobber for scratch 3,
11999 remove earlyclobber from scratch 4.
12001 Older entries for 2005 can be found in ChangeLog-2005.