1 2005-06-28 DJ Delorie <dj@redhat.com>
3 * c-decl.c (pop_scope): Move warning control into warning call.
4 (diagnose_mismatched_decls): Likewise.
6 (start_decl): Likewise.
8 (start_function): Likewise.
9 (store_parm_decls_newstyle): Likewise.
10 (store_parm_decls_oldstyle): Likewise.
11 (finish_function): Likewise.
12 (declspecs_add_scspec): Likewise.
13 * c-format.c (decode_format_attr): Likewise.
14 (maybe_read_dollar_number): Likewise.
15 (avoid_dollar_number): Likewise.
16 (finish_dollar_format_checking): Likewise.
17 (check_format_info): Likewise.
18 (check_format_info_main): Likewise.
19 (check_format_types): Likewise.
20 (format_type_warning): Likewise.
21 * c-typeck.c (function_types_compatible_p): Likewise.
22 (build_array_ref): Likewise.
23 (convert_arguments): Likewise.
24 (build_c_cast): Likewise.
25 (store_init_value): Likewise.
26 (process_init_element): Likewise.
27 (c_start_case): Likewise.
28 * stor-layout.c (finalize_record_size): Likewise.
29 * tree-cfg.c (execute_warn_function_noreturn): Likewise.
30 * tree-inline.c (expand_call_inline): Likewise.
32 2005-06-28 Uros Bizjak <uros@kss-loka.si>
35 * config/i386/i386.md (fist<mode>2_with_temp splitter):
36 Clobber memory operand, not scratch register.
38 2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
40 * config/s390/s390.c (machine_function): New field has_landing_pad_p.
41 (s390_set_has_landing_pad_p, s390_reg_clobbered_rtx,
42 s390_regs_ever_clobbered): New functions.
43 (s390_return_addr_rtx): Use get_hard_reg_initial_value.
44 (s390_register_info, s390_init_frame_layout, s390_update_frame_layout):
45 Use s390_regs_ever_clobbered.
46 (s390_emit_prologue): Don't use r14 as temp reg if its content is used
47 for builtin_return_address.
48 * config/s390/s390.md ("exception_receiver"): New expander.
49 * config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype
52 2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
54 * except.c (current_function_has_exception_handlers): Function
55 description added and if statements merged.
57 2005-06-28 Richard Henderson <rth@redhat.com>
59 * config/i386/sse.md (smaxv16qi3): Fix buffer overflow.
60 (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise.
62 2005-06-27 Richard Henderson <rth@redhat.com>
64 * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper
65 comparison operations.
66 (ia64_expand_vecint_minmax): Fix size of xops.
67 * config/ia64/vect.md (umax<VECINT>3): Fix fallback pattern typo.
68 (vec_shl_<VECINT>, vec_shr_<VECINT>): New.
70 2005-06-27 Richard Henderson <rth@redhat.com>
72 * tree-vect-transform.c (get_initial_def_for_reduction): Use correct
73 type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment.
75 2005-06-27 Richard Henderson <rth@redhat.com>
77 * config/i386/sse.md (vec_shl_<SSEMODEI>, vec_shr_<SSEMODEI>): New.
78 (smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New.
80 2005-06-27 Richard Henderson <rth@redhat.com>
82 * tree-vect-transform.c (vect_create_epilog_for_reduction): Remove
83 duplicate little-endian adjustment.
85 2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
87 * doc/include/texinfo.tex: Import from upstream CVS.
89 2005-06-28 Jan Hubicka <jh@suse.cz>
91 * cgraph.c (cgraph_remove_node): Do not release function bodies until
93 * cgraph.h (cgraph_decide_inlining_incrementally): Add early argument.
94 * cgraphunit.c (cgraph_finalize_function): Update call of
95 cgraph_decide_inlining_incrementally.
96 (initialize_inline_failed): Break out of ...
97 (cgraph_analyze_function): ... here.
98 (rebuild_cgraph_edges): New function.
99 (pass_rebuild_cgraph_edges): New pass.
100 * common.opt (fearly-inlining): New flag.
101 * ipa-inline.c: Include ggc.h
102 (cgraph_clone_inlined_nodes): Avoid re-using of original copy
103 when cgraph is not fully built.
104 (cgraph_decide_inlining_incrementally): Add early mode.
105 (cgraph_early_inlining): New function.
106 (cgraph_gate_early_inlining): Likewise.
107 (pass_early_ipa_inline): New pass.
108 * ipa.c (cgraph_postorder): NULLify aux pointer.
109 * tree-inline.c (expand_call_inline): Avoid warning early.
110 * tree-optimize.c (pass_early_local_passes): New.
111 (execute_cleanup_cfg_pre_ipa): New.
112 (pass_cleanup_cfg): New.
113 (register_dump_files): Fix handling subpasses of IPA pass.
114 (init_tree_optimization_passes): Add early passes.
115 (execute_ipa_pass_list): Fix handling of subpasses of IPA pass.
116 * passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges,
117 pass_early_ipa_inline): New passes.
118 * tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New.
120 * invoke.texi: Document early-inlining.
122 2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
124 * doc/include/fdl.texi: Merge in changes from upstream.
125 * doc/include/gpl.texi: Likewise.
127 2005-06-27 Diego Novillo <dnovillo@redhat.com>
130 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type
131 casts between unsigned and signed types with different size
134 2005-06-28 Jan Hubicka <jh@suse.cz>
136 * tree-optimize.c (exercute_free_datastructures):
137 Do not disband implicit edges; do not attempt to build insn list;
138 do not free cfg annotations.
139 (execute_free_cfg_annotations); Disband implicit edges here;
140 free cfg annotations here too.
141 (pass_free_cfg_annotations); New pass.
142 (init_tree_optimization_passes); Add pass_free_cfg_annotations.
143 * tree-ssa-operands.c (free_ssa_operands); Recover; export.
144 * tree-ssa-operands.h (free_ssa_operands); declare.
145 * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified;
147 * tree-ssanames.c (release_defs): Kill addresses_taken.
149 * basic-block.h (basic_block_def): Kill rbi.
150 (reorder_block_def): Kill; Remove next field (replaced by aux);
151 move other fields to ...
152 (rtl_bb_info): ... here.
153 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
154 copy_bb, connect_traces, add_labels_and_missing_jumps
155 fix_up_fall_thru_edges, fix_crossing_conditional_branches,
156 duplicate_computed_gotos, partition_hot_cold_basic-blocks):
157 Update to new fields.
158 * cfg.c (initialize_bb_rbi): Kill.
159 * cfglayout.c (record_effective_endpoints, fixup_reorder_chain,
160 fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update.
161 * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi.
162 (try_redirect_by_replacing_jump): Update rbi references.
163 (cfg_layout_split_block): Likewise.
164 (cfg_layout_delete_block): Likewise.
165 (cfg_layout_merge_blocks): Likewise.
166 * function.c (thread_prologue_and_epilogue_insns): Likewise.
167 * passes.c (rest_of_handle_sms): Likewise.
168 * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
170 2005-06-27 David Edelsohn <edelsohn@gnu.org>
172 * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum
173 in verbose_asm output.
174 * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with
176 * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for
179 2005-06-27 Jakub Jelinek <jakub@redhat.com>
181 * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6.
182 (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6.
183 (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define.
184 (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5,
185 ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define.
186 * builtins.c: Include tree-flow.h.
187 (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes.
188 (expand_builtin_object_size, expand_builtin_memory_chk,
189 maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning,
190 compute_object_offset, compute_builtin_object_size,
191 fold_builtin_object_size): New functions.
192 (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK.
193 (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF
194 and BUILT_IN_{,F}PRINTF_UNLOCKED.
195 (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
196 fold_builtin_strncpy_chk, fold_builtin_strcat_chk,
197 fold_builtin_strncat_chk, fold_builtin_sprintf_chk,
198 fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf):
200 * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK,
201 BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK,
202 BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK,
203 BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK,
204 BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK,
205 BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK,
206 BUILT_IN_VPRINTF_CHK): New builtins.
207 * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4):
209 (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG,
210 BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE,
211 BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE,
212 BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG,
213 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG,
214 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG,
215 BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR,
216 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR,
217 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types.
218 * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6,
219 DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define.
220 * Makefile.in (OBJS-common): Add tree-object-size.o.
221 (tree-object-size.o): Add dependencies.
222 * tree-pass.h (pass_object_sizes): Add.
223 * tree-optimize.c (init_tree_optimization_passes): Add
225 * tree-object-size.c: New file.
226 * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
227 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk,
228 compute_builtin_object_size, init_object_sizes, fini_object_sizes):
230 * tree-ssa-ccp.c (get_strlen): Rename to ...
231 (get_maxval_strlen): ...this function. Handle also computing of maximum
232 string length and maximum integral value.
233 (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen
234 instead of get_strlen. Pass CALLEE and ARGLIST variables to the
235 folding functions instead of computing them again.
236 (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed
237 into some other builtin.
238 * doc/extend.texi (Object Size Checking): Document.
240 * regrename.c (copy_value): Fix comment.
242 * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD)
243 instead of preprocessor conditionals.
245 * targhooks.c (default_hidden_stack_protect_fail): Fall back to
246 default_external_stack_protect_fail if visibility is not supported
248 * config/i386/i386.c (ix86_stack_protect_fail): New function.
249 (TARGET_STACK_PROTECT_FAIL): Define.
250 * config/i386/i386.md (stack_protect_si): Change CLOBBER into
252 (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid
253 invalid instruction xorl %rax, %rax.
255 2005-06-27 Richard Henderson <rth@redhat.com>
257 * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.
258 * cfgexpand.c: Include params.h.
259 (has_protected_decls, has_short_buffer): New.
260 (expand_stack_vars): Take a predicate to determine what to expand.
261 (defer_stack_allocation): True when flag_stack_protect on.
262 (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New.
263 (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New.
264 (stack_protect_classify_type, stack_protect_decl_phase): New.
265 (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New.
266 (add_stack_protection_conflicts, create_stack_guard): New.
267 (expand_used_vars): Add stack protection logic.
268 (tree_expand_cfg): Likewise.
269 * common.opt (Wstack-protector): New.
270 (fstack-protector, fstack-protector-all): New.
271 * function.c: Include predict.h.
272 (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
273 wants to copy the parameter into the stack frame.
274 (stack_protect_prologue, stack_protect_epilogue): New.
275 (expand_function_end): Call stack_protect_epilogue. Do
276 sjlj_emit_function_exit_after after naked_return_label.
277 * function.h (struct function): Add stack_protect_guard.
278 * params.def (PARAM_SSP_BUFFER_SIZE): New.
279 * toplev.c (process_options): Disable flag_stack_protect and/or
280 warn_stack_protect based on FRAME_GROWS_DOWNWARD.
281 * tree.h (stack_protect_prologue): Declare.
283 * target-def.h (TARGET_STACK_PROTECT_GUARD): New.
284 (TARGET_STACK_PROTECT_FAIL): New.
285 (TARGET_INITIALIZER): Add them.
286 * target.h (struct gcc_target): Add stack_protect_guard and
288 * targhooks.c: Include ggc.h, gty header.
289 (stack_chk_guard_decl, default_stack_protect_guard): New.
290 (stack_chk_fail_decl, default_external_stack_protect_fail): New.
291 (default_hidden_stack_protect_fail): New.
292 * targhooks.h (default_stack_protect_guard): Declare.
293 (default_external_stack_protect_fail): Declare.
294 (default_hidden_stack_protect_fail): Declare.
295 * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New.
296 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New.
298 (conditional_trap, conditional_trap_1): Remove.
299 (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New.
300 (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New.
301 * doc/md.texi (stack_protect_set, stack_protect_test): New.
302 * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New.
303 (TARGET_STACK_PROTECT_FAIL): New.
305 * libgcc-std.ver (GCC_4.1.0): New.
306 * libgcc.h (__stack_chk_guard): Declare.
307 (__stack_chk_fail, __stack_chk_fail_local): Declare.
308 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
309 * mklibgcc.in (lib2funcs): Add them.
311 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
314 * c-common.c (check_function_sentinel): Pass in named argument
315 list, skip over named arguments before looking for a sentinel.
316 (check_function_arguments): Pass in named argument list.
317 * c-common.h (check_function_arguments): Likewise.
318 * c-typeck.c (build_function_call): Likewise.
320 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * genautomata.c (decl_mode_check_failed,
323 regexp_mode_check_failed): Add noreturn attribute.
325 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
327 * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos.
328 * doc/invoke.texi: Fix typos.
330 * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c,
331 convert.c, lambda-code.c, predict.c, tree-cfg.c,
332 tree-complex.c, tree-data-ref.c, tree-if-conv.c,
333 tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c,
334 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
335 tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
336 tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c,
337 tree.c: Use fold_buildN instead of fold (buildN (...)).
339 2005-06-26 Gerald Pfeifer <gerald@pfeifer.com>
341 * doc/install.texi (Specific): Do not specify the concrete
342 versions of GCC provided by Cygwin. Simplify the part on
345 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
347 * config/arc/arc-protos.c: Remove the prototype for
349 * config/arc/arc.c (arc_finalize_pic): Remove.
350 * config/arc/arc.h (FINALIZE_PIC): Likewise.
351 * config/bfin/bfin.h (FINALIZE_PIC): Likewise.
352 * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise.
354 2005-06-26 Jakub Jelinek <jakub@redhat.com>
357 * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free
358 instead of alloca for really big argument sizes.
361 * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node
362 earlier in the function.
364 * regrename.c (copy_value): Don't replace fixed or global
365 regs with older regs.
367 * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined.
368 * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD)
369 instead of preprocessor conditionals.
370 (assign_stack_local_1, assign_stack_temp_for_type): Likewise.
371 * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0
372 depending on if it was or was not defined previously.
373 * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero
374 definition of FRAME_GROWS_DOWNWARD means frame grows downward.
375 * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise.
376 * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update
378 * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise.
379 * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise.
380 * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0.
381 * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise.
382 * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise.
383 * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise.
384 * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise.
385 * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update
387 * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise.
388 * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise.
389 * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise.
390 * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise.
391 * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise.
392 * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise.
393 * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise.
394 * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise.
395 * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise.
396 * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise.
397 * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise.
398 * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise.
399 * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment.
400 * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise.
401 * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise.
402 * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1.
403 * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise.
404 * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise.
405 * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise.
407 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
409 PR tree-optimization/22026
410 * tree-vrp.c (extract_range_from_binary_expr): Drop to
411 VR_VARYING if a binary expression involving VR_ANTI_RANGE is
412 PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR.
414 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
416 * Makefile.in (OBJS-common): Remove duplicate object file
419 2005-06-25 Jan Hubicka <jh@suse.cz>
421 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile.
422 * cfg.c (update_bb_profile_for_threading): Fix rescaling.
424 * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info
426 (rest_of_compilation): Fix conditional on branch prob pass.
427 * predict.c (tree_estimate_probability): Enable strip_builtin_expect
428 when not loop optimizing.
430 2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com>
432 * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3):
434 (movbi): Add alternative to set CC to zero.
435 (compare_eq, compare_ne, compare_le, compare_lt, compare_leu,
436 compare_ltu): Now named patterns.
438 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
440 * all files: Update FSF address in copyright headers.
442 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
444 * gengtype.c: Update FSF address in copyright header.
445 (create_file): Update FSF in outputed copyright header.
447 2005-06-24 Kazu Hirata <kazu@codesourcery.com>
449 * cfglayout.c (block_locators_locs, line_locators_locs,
450 line_locators_lines, file_locators_locs): Change the type to
452 (insn_locators_initialize, change_scope, insn_scope,
453 locator_line, insn_line, locator_file): Use VEC instead of
456 2005-06-24 Jason Merrill <jason@redhat.com>
458 * tree-nrv.c (tree_nrv): Fix to check assignments to the
459 RESULT_DECL rather than just RETURN_EXPRs.
460 (finalize_nrv_r): Adjust.
462 2005-06-24 Jan Hubicka <jh@suse.cz>
464 * tree-optimize.c (init_tree_optimization_passes): Fix flags of
465 all_passes and all_ipa_passes.
467 * c-common.c: Include cgraph.h
468 (handle_externally_visible_attribute): New function.
469 (c_common_att): Add "externally_visible" attribute.
470 * cgraph.c (decide_is_variable_needed): Obey externally
472 (cgraph_varpool_finalize_decl): Avoid redundant checking.
473 * cgraph.h (struct cgraph_node): New flag externally_visible.
474 (decide_is_function_needed): Obey externally visible flag.
475 (cgraph_finalize_function): Avoid redundant checks.
476 (cgraph_function_and_variable_visibility): Bring symbols local
478 * common.opt (fwhole-program): New flag.
480 * doc/invoke.texi (-fwhole-program): Document.
482 2005-06-24 Mark Mitchell <mark@codesourcery.com>
485 * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL
488 2005-06-23 Mark Mitchell <mark@codesourcery.com>
491 * tree-ssa-operands.c (get_expr_operands): Check the volatility of
492 the FIELD_DECL and set s_ann->has_volatile_ops accordingly.
494 2005-06-24 Jan Hubicka <jh@suse.cz>
496 * opts.c (decode_options): Enable unit-at-a-time by default at -O1.
498 2005-06-23 Jeff Law <law@redhat.com>
500 * tree-optimize.c (init_tree_optimization_passes): Move
501 copy prop pass to run just before VRP.
502 * tree-vrp.c (remove_range_assertions): Remove copies created
503 by ASSERT_EXPR removal.
505 2005-06-23 Kazu Hirata <kazu@codesourcery.com>
507 PR tree-optimization/22117
508 * tree-vrp.c (extract_range_from_binary_expr): Compute a
509 correct range when adding two pointers.
511 2005-06-23 Jason Merrill <jason@redhat.com>
514 Leave the return slot target in the MODIFY_EXPR rather than making
515 it an argument, but only use it if the CALL_EXPR has a flag set.
516 * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
517 CALL_EXPR_RETURN_SLOT_OPT.
518 * calls.c (expand_call): Adjust.
519 * tree-inline.c (expand_call_inline): Adjust.
520 * tree-pretty-print.c (dump_generic_node): Adjust.
522 And set the flag as appropriate.
523 * gimplify.c (gimplify_modify_expr_rhs): Set
524 CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
525 * tree-nrv.c (execute_return_slot_opt): Set
526 CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
527 * tree-pass.h: Declare pass_return_slot.
528 * tree-optimize.c (init_tree_optimization_passes): Add it.
530 2005-06-23 David Edelsohn <edelsohn@gnu.org>
533 * config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
534 * config/rs6000/rs6000.md: Move atomic instructions to ...
535 * config/rs6000/sync.md: Here.
536 Change sync_compare_and_swap<mode> to define_expand. All stwcx
537 patterns test PPC405_ERRATUM77.
539 2005-06-23 Jan Hubicka <jh@suse.cz>
541 * tree-inline.c (copy_body_r): Remap labels correctly.
543 2005-06-22 Alan Modra <amodra@bigpond.net.au>
545 * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.
547 2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
550 * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR
551 the same as the other cast operands.
552 (output_addressed_constants): Likewise.
554 2005-06-21 Jeff Law <law@redhat.com>
556 * tree-vrp.c (extract_range_from_unary_expr): Handle type
559 2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
561 * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
562 (reduc_plus_optab): Removed. Replcaed with...
563 (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
564 * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
565 reduc_uplus_optab instead of reduc_plus_optab.
566 (expand_vec_shift_expr): New function.
567 (init_optabs): Initialize new optabs. Remove initialization of
569 (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
570 for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
571 * optabs.h (OTI_reduc_plus): Removed. Replaced with...
572 (OTI_reduc_splus, OTI_reduc_uplus): New.
573 (reduc_plus_optab): Removed. Replcaed with...
574 (reduc_splus_optab, reduc_uplus_optab): New optabs.
575 (vec_shl_optab, vec_shr_optab): New optabs.
576 (expand_vec_shift_expr): New function declaration.
578 * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
579 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
580 * expr.c (expand_expr_real_1): Handle new tree-codes.
581 * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
582 * tree-vect-generic.c (expand_vector_operations_1): Add assert.
584 * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
585 alternatives for generating reduction epilog code.
586 (vectorizable_reduction): Don't fail of direct reduction support is
588 (vectorizable_target_reduction_pattern): Likewise.
590 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
591 reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
592 reduc_plus_v4si, reduc_plus_v4sf): Removed.
593 (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
594 reduc_splus_<mode>, reduc_uplus_v16qi): New.
596 2005-06-20 Daniel Berlin <dberlin@dberlin.org>
598 * c-typeck.c (build_function_call): Set fundecl = function again.
599 * tree-ssa-alias.c (find_used_portions): Address taking causes the
600 entire variable to be used.
601 * tree-ssa-structalias.c (do_structure_copy): Fix handling of
602 unknown size variables, and structure copies from addressof
603 operations. Simplify how we do *a = *b type structure copies.
604 (init_base_vars): Add ANYTHING = &ANYTHING constraint the right
605 way. READONLY's address is not taken by default.
606 INTEGER dereference should point to anything.
607 (create_variable_info_for): It's okay for the first field to not start
610 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
612 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
614 2005-06-20 Roger Sayle <roger@eyesopen.com>
615 2005-06-20 Fariborz Jahanian <fjahanian@apple.com>
617 * combine.c (simplify_set): Simplify setting of CC register
618 by removing redundant compare with 0 on RHS.
620 2005-06-20 Jan Beulich <jbeulich@novell.com>
622 * config/i386/netware-libgcc.def: Update copyright.
623 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
624 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
625 * config/i386/netware.c (gen_stdcall_decoration,
626 gen_fastd_decoration): Merge into ...
627 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
629 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
630 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
631 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
632 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
633 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
634 use of NX_MUTEX_RECURSIVE.
636 2005-06-19 Roger Sayle <roger@eyesopen.com>
638 * fold-const.c (swap_tree_comparison): Add support for unordered
639 floating point comparisons.
640 * tree-vrp.c (opposite_comparison): Delete.
641 (extract_range_from_assert): Replace calls to opposite_comparison
642 with calls to swap_tree_comparison.
643 (register_edge_assert_for): Likewise.
644 (vrp_evaluate_conditional): Likewise.
646 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
648 * integrate.c (allocate_initial_values): Update the references
649 to global_live_at_start and global_live_at_end.
651 2005-06-20 Jan Hubicka <jh@suse.cz>
653 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
654 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
656 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
657 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
658 Update call of duplicate_loop_to_header_edge.
659 (apply_opt_in_copies): Clear out aux pointers.
661 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
663 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
664 (ix86_mangle_fundamental_type): New.
665 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
666 (ia64_mangle_fundamental_type): New.
668 2005-06-19 Roger Sayle <roger@eyesopen.com>
670 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
672 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
673 CONSTANT_CLASS_P nodes.
675 2005-06-19 Richard Henderson <rth@redhat.com>
677 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
678 the shift is always required.
680 2005-06-19 Richard Henderson <rth@redhat.com>
682 * config/ia64/ia64-modes.def (V4SF): Add.
683 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
684 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
685 integer mode changes in fp regs.
686 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
687 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
688 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
689 (vcondv2sf): Use gen_fpack
690 (fpack): Remove * from name.
691 (fswap, fmix_l, fmix_r, fmix_lr): New.
692 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
693 (vec_extractv2sf_1, vec_extractv2sf): New.
695 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
697 * combine.c (make_compound_operation): Use simplify_subreg. Delete
698 a optimization already done by simplify_subreg.
700 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
702 * loop.c (scan_loop): Do not consider insns setting the frame
703 pointer to be candidates for hoisting.
705 2005-06-19 Uros Bizjak <uros@kss-loka.si>
707 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
708 Remove instruction patterns.
709 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
710 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
711 Set "unit" attribute to "i387".
712 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
713 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
715 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
716 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
717 attribute to "i387" when "type" attribute equals "multi".
718 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
719 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
720 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
721 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
722 attribute to "i387" when "type" attribute equals "multi".
723 * config/i386/mmx.md (*mov<mode>_internal_rex64)
724 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
725 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
726 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
727 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
728 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
729 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
730 to "mmx" for "y" operand 1.
732 2005-06-19 Uros Bizjak <uros@kss-loka.si>
734 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
735 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
736 and SSE registers to determine if regno is valid.
737 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
738 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
740 2005-06-18 Richard Henderson <rth@redhat.com>
742 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
743 for control-altering statements; set it again for returns.
744 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
747 2005-06-18 Richard Henderson <rth@redhat.com>
750 * tree-ssa-pre.c (create_expression_by_pieces): Set
751 DECL_COMPLEX_GIMPLE_REG_P.
752 (insert_into_preds_of_block): Likewise.
754 2005-06-18 Steven Bosscher <stevenb@suse.de>
756 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
758 2005-06-18 Richard Henderson <rth@redhat.com>
760 * expr.c (store_constructor): Use store of 0 to indicate value
761 death instead of a clobber.
763 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
764 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
765 * config/i386/sse.md (reduc_plus_v4sf): New.
766 (reduc_smax_v4sf, reduc_smin_v4sf): New.
768 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
770 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
771 nonnegative values of X.
773 2005-06-18 Uros Bizjak <uros@kss-loka.si>
775 * doc/md.texi (Standard Names): Change insn pattern name
776 from truncM2 to btruncM2 for 'trunc' built-in description.
777 Add rintM2 insn pattern description.
779 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
781 * c-decl.c (locate_old_decl): Add format attribute.
782 (implicit_decl_warning): Likewise.
784 * diagnostic.h (verbatim): Move ...
785 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
786 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
788 2005-06-18 Roger Sayle <roger@eyesopen.com>
791 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
793 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
795 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
797 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
798 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
799 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
800 reduc_plus_optab): New optabs for reduction.
801 * expr.c (expand_expr_real_1): Handle new tree-codes.
802 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
803 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
805 * optabs.c (optab_for_tree_code): Handle new tree-codes.
806 (init_optabs): Initialize new optabs.
807 * genopinit.c (optabs): Define handlers for new optabs.
809 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
810 case of a phi that is marked as relevant. Call vectorizable_reduction.
811 (vect_mark_relevant): Phis may be marked as relevant.
812 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
813 reduction variable in a reduction stmt does not mark its defining phi
814 as relevant. Update documentation accordingly.
815 (vect_can_advance_ivs_p): Skip reduction phis.
816 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
817 additional argument. Handle reduction.
818 (vect_create_destination_var): Update call to vect_get_new_vect_var.
819 Handle non-vector argument.
820 (get_initial_def_for_reduction): New function.
821 (vect_create_epilog_for_reduction): New function.
822 (vectorizable_reduction): New function.
823 (vect_get_new_vect_var): Handle new vect_var_kind.
824 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
825 vectorizable_condition): Update call to vect_get_new_vect_var.
826 (vect_transform_stmt): Call vectorizable_reduction.
827 (vect_update_ivs_after_vectorizer): Skip reduction phis.
828 (vect_transform_loop): Skip if stmt is both not relevant and not live.
829 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
830 (vect_is_simple_reduction): Was empty - added implementation.
831 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
832 (reduc_vec_info_type): New enum vect_def_type value.
833 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
834 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
835 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
837 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
838 ENABLE_CHECKING around gcc_assert.
839 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
840 (vect_do_peeling_for_alignment, vect_transform_loop,
841 vect_get_vec_def_for_operand): Likewise.
843 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
845 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
846 big-endian unnamed __float80 value.
848 2005-06-18 Richard Henderson <rth@redhat.com>
851 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
854 2005-06-17 Richard Henderson <rth@redhat.com>
856 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
857 initialize_original_copy_tables and free_original_copy_tables.
858 (vect_do_peeling_for_alignment): Likewise.
860 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
862 * bb-reorder.c (find_traces_1_round): Use succ block frequency
863 instead of edge frequency for calls to better_edge_p.
865 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
868 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
870 2005-06-17 Steve Ellcey <sje@cup.hp.com>
873 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
875 (PROFILE_BEFORE_PROLOGUE): Undef.
876 (NO_PROFILE_COUNTERS): New.
877 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
878 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
879 (gen_mcount_func_rtx): New.
880 (ia64_profile_hook): New.
881 * config/ia64/ia64.md (ip_value): New.
883 2005-06-17 Devang Patel <dpatel@apple.com>
885 * config/rs6000/predicates.md (s5bit_cint_operand,
886 u5bit_cint_operand): New.
887 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
888 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
889 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
890 5 bit constant check.
892 2005-06-17 Richard Henderson <rth@redhat.com>
894 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
895 properly when moving an initialization insn.
897 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
899 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
901 * configure.ac: Regenerate.
903 2005-06-17 Jan Hubicka <jh@suse.cz>
905 * tree-optimize.c (execute_ipa_pass_list): New.
906 (ipa_passes): Use it.
908 2005-06-16 Richard Henderson <rth@redhat.com>
911 * tree-complex.c (update_phi_components): Avoid no-op moves.
913 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
915 * Makefile.in (cc1-checksum.c): Use
916 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
918 2005-06-16 Geoffrey Keating <geoffk@apple.com>
920 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
923 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
925 (SHLIB_REVISION): Delete.
926 (SHLIB_VERSTRING): Update to compensate.
927 (SHLIB_SONAME): Just use one '.' in the name.
929 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
931 PR tree-optimization/22018
932 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
934 2005-06-16 Richard Henderson <rth@redhat.com>
937 * builtins.c (fold_builtin_complex_mul): Remove.
938 (fold_builtin_complex_div): Remove.
939 (fold_builtin_1): Don't call them.
940 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
941 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
942 (fold_binary): Don't call them. Don't expand complex comparisons to
943 elementary comparisons.
944 * tree-complex.c (init_dont_simulate_again): Enhance search for
945 stmts that require decomposition.
946 (complex_visit_stmt): Handle RETURN_EXPR properly.
947 (create_components): Handle no referenced variables properly.
948 * tree.h (fold_complex_mult_parts): Remove.
949 (fold_complex_div_parts): Remove.
951 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
953 * doc/extend.texi: Document sseregparm target attribute.
954 Clarify fastcall and regparm documentation.
955 * config/i386/i386.h: Adjust float_in_sse documentation.
956 * config/i386/i386.c: Add new target attribute sseregparm.
957 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
959 (ix86_handle_cconv_attribute): ... here. Also handle
960 sseregparm attribute.
961 (ix86_comp_type_attributes): Compare sseregparm attributes.
962 (ix86_function_sseregparm): New function, split out from ...
963 (init_cumulative_args): ... here. Use to decide use
964 of SSE registers and error in case of missing support.
965 (ix86_value_regno): Likewise.
966 (function_arg_advance): Do not bail out for DFmode if we need
967 to pass doubles in registers.
968 (function_arg): Likewise.
970 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
971 Daniel Jacobowitz <dan@codesourcery.com>
972 Alan Modra <amodra.bigpond.net.au>
974 * configure.ac (gcc_version): Set near the beginning.
975 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
976 found in the tree. Use gcc_AC_PROG to find the tools in the system.
977 (objdump): Do not look for it.
978 * Makefile.in (NM_FOR_TARGET): Point to ./nm
979 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
980 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
981 (as, ld, nm): New rules.
982 (libgcc.mk): Depend on them.
983 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
984 gcc_AC_BUILD_EXEEXT): New.
985 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
986 * configure: Regenerate.
988 2005-06-16 Jan Hubicka <jh@suse.cz>
990 * basic-block.h (rtl_bb_info): Break out head_, end_,
991 global_live_at_start, global_live_at_end from ...
992 (basic_block_def): ... here; update all references
994 (init_rtl_bb_info): Declare.
995 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
997 * cfgrtl.c: Include ggc.h
998 (create_basic_block_structure): Init bb info.
999 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
1000 (init_rtl_bb_info): New function.
1001 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
1002 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
1003 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
1004 (dump_flow_info): Gueard global_live_* dumping.
1006 * Makefile.in (cfg.o): Add new dependencies.
1007 * basic-block.h (reorder_block_def): Kill
1008 original/copy/duplicated/copy_number fields.
1009 (BB_DUPLICATED): New flag.
1010 (initialize_original_copy_tables, free_original_copy_tables,
1011 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
1012 * cfg.c: Include hashtab.h and alloc-pool.h
1013 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
1014 (htab_bb_copy_original_entry): New struct.
1015 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
1016 (initialize_original_copy_tables, free_original_copy_tables,
1017 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
1019 * cfghooks.c (duplicate_block): Update original/copy handling.
1020 * cfglayout.c (fixup_reorder_chain): Likewise.
1021 (cfg_layout_initialize): Initialize orignal_copy tables.
1022 (cfg_layout_finalize): FInalize original_copy tables.
1023 (can_copy_bbs_p): Use BB_DUPLICATED flag.
1024 (copy_bbs): Likewise.
1025 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
1026 (duplicate_loop_to_header_edge): Likewise; update handling of
1028 (loop_version): Likewise.
1029 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
1030 * except.c (expand_resx_expr): Check that reg->resume is not set.
1031 * loop-unroll.c (unroll_loop_constant_iterations,
1032 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
1033 copy/original handling.
1034 * loop-unwitch.c (unswitch_loop): Likewise.
1035 * tree-cfg.c (create_bb): Do not initialize RBI.
1036 (disband_implicit_edges): Do not kill RBI.
1037 (add_phi_args_after_copy_bb): Use new original/copy mapping.
1038 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
1039 (tree_duplicate_sese_region): Update original/copy handling.
1040 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1041 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
1042 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
1044 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
1047 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
1048 integer types whos ranges are different are not useless.
1050 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
1053 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
1056 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1058 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
1060 (dump_sa_points_to_info): Make extern.
1061 (debug_sa_points_to_info): New.
1062 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
1064 (dump_sa_points_to_info): Declare.
1065 (debug_sa_points_to_info): Declare.
1067 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
1069 * c-tree.h (default_function_array_conversion): Declare.
1070 * c-typeck.c (default_function_array_conversion): Export. Correct
1072 (default_conversion): Do not call
1073 default_function_array_conversion. Do not allow FUNCTION_TYPE.
1074 (build_function_call): Call default_function_array_conversion on
1076 (convert_arguments): Do not call it on the function arguments.
1077 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
1078 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
1079 address of ARRAY_REF.
1080 (build_compound_expr): Do not call
1081 default_function_array_conversion.
1082 (build_c_cast): Do not call default_function_array_conversion.
1083 (convert_for_assignment): Do not call default_conversion.
1084 (digest_init): Call default_function_array_conversion to convert
1085 string constants and compound literals to pointers, but not
1087 (output_init_element): Likewise.
1088 (build_asm_expr): Do not call default_function_array_conversion.
1089 (c_process_expr_stmt): Likewise.
1090 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
1092 * c-parser.c (c_parser_expression_conv): New.
1093 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
1094 argument. All callers changed. Call
1095 default_function_array_conversion if convert_p.
1096 (c_parser_initializer, c_parser_initval): Call
1097 default_function_array_conversion except for string constants and
1099 (c_parser_initelt): Call default_function_array_conversion for
1100 ObjC expression received.
1101 (c_parser_statement_after_labels): Call c_parser_expression_conv
1102 for return and expression statements.
1103 (c_parser_paren_condition, c_parser_for_statement,
1104 c_parser_conditional_expression): Call c_parser_expression_conv.
1105 (c_parser_expr_no_commas, c_parser_conditional_expression,
1106 c_parser_binary_expression, c_parser_cast_expression,
1107 c_parser_unary_expression): Call
1108 default_function_array_conversion.
1110 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1112 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
1113 when the result overflows.
1115 2005-06-15 David Ung <davidu@mips.com>
1117 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
1120 2005-06-15 Richard Sandiford <richard@codesourcery.com>
1122 * doc/invoke.texi (-mips16): Fix typo.
1124 2005-06-15 David Ung <davidu@mips.com>
1126 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
1127 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
1128 Changed expand condition to exclude generating of "and" if
1129 GENERATE_MIPS16E is true.
1130 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
1131 matching mips16e zeb/zeh.
1132 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
1134 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
1136 * doc/invoke.texi (MIPS Options): Add comment to -mips16
1137 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
1139 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1142 * tree-vrp.c (vrp_int_const_binop): New.
1143 (extract_range_from_binary_expr): Call it.
1144 Unify handling division and multiplication.
1146 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
1148 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
1150 * c-common.c (same_scalar_type_ignoring_signedness): New.
1152 * c-typeck.c (build_binary_op): Check compatability of vector
1153 types. Move error report after switch.
1154 Do not clobber code[01] on *_DIV_EXPR case.
1156 * testsuite/gcc.dg/simd-1.c: Update error messages.
1157 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
1159 * testsuite/gcc.dg/simd-2.c: Update error messages.
1160 * testsuite/gcc.dg/simd-4.c: New.
1162 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1164 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
1165 * local-alloc.c: Include "ggc.h" and "reload.h".
1166 (struct equivalence): New member is_arg_equivalence.
1167 (local_alloc): Always call update_equiv_regs.
1168 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
1169 Detect equivalences made by stores to memory in a second pass.
1170 Return early if not optimizing.
1171 Initialize reg_equiv_init for all equivalences; treat equivalences for
1172 REG_EQUIV notes existing before this pass specially.
1173 (no_equiv): Don't clear reg_equiv_init or remove notes if the
1174 is_arg_equivalence field is set.
1175 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
1176 * reload1.c (reg_equiv_init): No longer static.
1177 (reg_equiv_init_size): New variable.
1178 (reload): Don't allocate reg_equiv_init; don't free it when done but
1180 Restructure equivalence set up code not to set reg_equiv_init, but to
1181 clear it when we can't use an equivalence.
1182 Undo change disabling equivalences for MEM_READONLY_P memrefs.
1183 Dump equivalencing insns to dump_file.
1185 2005-06-14 Richard Sandiford <richard@codesourcery.com>
1187 * config/mips/mips.c (machine_function): Add varargs_size field.
1188 (mips_setup_incoming_varargs): Store the amount of extra stack space
1189 there rather than in *pretend_size. When saving registers, always
1190 expect virtual_incoming_args_rtx to point to the start of the
1192 (mips_va_start): Remove alignment hack. Handle all
1193 !EABI_FLOAT_VARARGS_P cases in the same way.
1194 (compute_frame_size): Handle varargs_size. Remove the redundant
1195 !TARGET_OLDABI condition in the handling of pretend_args_size.
1196 (mips_initial_elimination_offset): Remove the now-redundant check
1199 2005-06-14 Jeff Law <law@redhat.com>
1201 * tree-vrp.c (local_fold): Remove.
1202 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
1203 DIV/MOD case slightly for readability.
1205 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
1208 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
1209 rather than static objects (!) from libmudflap registration.
1211 2005-06-14 Richard Sandiford <richard@codesourcery.com>
1213 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
1214 (var_ref): Take the option's flags as a second parameter. Check
1216 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
1218 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1221 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
1222 unsigned index numbers.
1224 2005-06-13 Geoffrey Keating <geoffk@apple.com>
1226 * Makefile.in (install-man): Doesn't really depend on installdirs.
1227 (various rules for installing manpages): Do depend on installdirs.
1229 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
1231 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
1232 read_encoded_value_with_base call.
1233 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
1234 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
1235 * unwind-dw2.c (extract_cie_info): Fix aliasing in
1236 read_encoded_value call.
1237 (execute_cfa_program, uw_frame_state_for): Likewise.
1239 2005-06-13 Roger Sayle <roger@eyesopen.com>
1241 PR rtl-optimization/22053
1242 * reg-stack.c (compensate_edge): Correct mistake in the assertion
1243 checking of EDGE_ABNORMAL_CALL edges; complex return values can
1244 result in the top two stack slots, st(0) and st(1), being live.
1246 2005-06-13 Jeff Law <law@redhat.com>
1248 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
1249 simplify DIV, MOD or ABS expressions using VRP information.
1250 Remove WALK_DATA parameter. Prototype and all callers updated.
1251 (eliminate_redundant_computations): Remove WALK_DATA parameter.
1252 Prototype and all callers updated.
1253 (optimize_stmt): WALK_DATA parameter is now unused.
1255 * tree-vrp.c (local_fold): New function. Like fold, but
1256 strips useless type conversions in the result.
1257 (simplify_using_ranges): New function, largely cribbed from
1258 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
1259 (vrp_finalize): Call simplify_using_ranges.
1261 2005-06-13 Mark Mitchell <mark@codesourcery.com>
1263 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
1264 assembler in 64-bit mode.
1266 2005-06-13 David Edelsohn <edelsohn@gnu.org>
1268 Revert scc_operand patch.
1269 * config/rs6000/predicates.md (scc_operand): Delete.
1270 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
1272 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
1275 * fold-const.c (split_address_to_core_and_offset): Always return
1276 the address of the base object.
1278 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1280 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
1282 2005-06-12 Richard Henderson <rth@redhat.com>
1285 * tree-complex.c (update_complex_components_on_edge): New.
1286 (update_parameter_components): Use it.
1287 (update_phi_components): Likewise.
1288 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
1290 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
1292 PR tree-optimization/14796
1293 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
1296 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
1298 * cgraphunit.c, tree-ssa-loop-ivopts.c,
1299 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
1300 config/sparc/sparc.c: Fix comment typos.
1302 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
1304 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
1305 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
1306 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
1307 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
1309 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
1311 PR tree-optimization/14796
1312 * fold-const.c (fold_binary): Transform (A >> C) << C into
1314 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
1316 2005-06-11 Geoffrey Keating <geoffk@apple.com>
1318 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
1319 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
1321 (reg_or_sub_cint_operand): Likewise.
1322 (mask_operand): Handle DImode.
1323 (mask64_operand): Delete.
1324 (and64_operand): Delete.
1325 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
1326 instead of mask64_operand.
1327 (print_operand): Likewise.
1328 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
1329 reg_or_sub_cint_operand instead of *64_* variants.
1330 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
1331 instead of mask64_operand.
1332 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
1336 (add<mode>3): Use reg_or_add_cint_operand.
1338 (sub<mode>3): Use reg_or_sub_cint_operand.
1339 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
1340 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
1341 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
1342 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
1343 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
1344 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
1345 various unnamed patterns): New.
1346 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
1347 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
1348 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
1349 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
1350 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
1351 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
1352 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
1353 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
1354 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
1357 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
1359 * rtl.h (to_rtx_code): Remove.
1360 * machmode.h (to_machine_mode): Likewise.
1361 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
1363 (apply_mode_maps): Likewise.
1364 (read_rtx_1): Likewise.
1365 (apply_code_macro): Replace to to_rtx_code with explicit cast.
1366 (check_code_macro): Likewise.
1367 (read_rtx_1): Likewise.
1369 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
1371 * c-typeck.c (convert_for_assignment): Avoid checking
1372 OPT_Wc___compat, as it is always true.
1374 2005-06-11 David Edelsohn <edelsohn@gnu.org>
1376 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
1378 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
1380 Fix PR tree-optimization/22005
1381 Fix PR tree-optimization/22025
1383 * tree-ssa-structalias.c (struct variable_info): Add has_union
1385 (create_variable_info_for): Mark variables containing unions.
1386 Don't sort the field stack if notokay is true.
1387 (find_what_p_points_to): Convert variables containing unions back
1388 to their SFT's if necessary.
1390 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
1392 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
1393 is an INTEGER_CST before calling int_cst_value.
1395 2005-06-10 Uros Bizjak <uros@kss-loka.si>
1398 * config/i386/i386.c (ix86_function_value_regno_p): Return true
1399 for FIRST_MMX_REG if TARGET_MMX.
1400 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
1402 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
1403 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
1405 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
1407 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
1408 and access function against chrec_dont_know.
1410 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
1412 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
1414 (exit_phi_for_loop_p): New function.
1415 (can_put_in_inner_loop): Ditto.
1416 (can_convert_to_perfect_nest): Ditto.
1417 (perfect_nestify): Create iv with right type.
1418 Rewrite statements in correct order.
1420 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
1422 * tree-ssa-alias.c (new_type_alias): Use existing type
1423 tag if VAR has just one in its may_aliases list.
1425 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
1427 * rs6000/predicates.md (scc_operand): New.
1428 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
1430 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
1432 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
1433 dependence-distance modulo VF is 0 are recorded in the
1434 SAME_ALIGN_REFs VEC in each DR.
1435 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
1436 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
1437 DR we want to peel for, is set to 0.
1438 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
1439 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
1441 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
1442 (_stmt_vec_info): Added new field same_align_refs.
1443 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
1445 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
1447 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
1449 2005-06-10 Alan Modra <amodra@bigpond.net.au>
1451 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
1452 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
1453 * config/rs6000/rs6000.c (output_function_profiler): Obey
1454 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
1455 for -fPIC. Delete save_lr and substitute its value into strings.
1457 2005-06-09 Dale Johannesen <dalej@apple.com>
1459 * config/i386/i386.c (optimization_options): Make -fno-math-errno
1460 the default on Darwin.
1461 * config/rs6000/rs6000.c (optimization_options): Ditto.
1462 * doc/invoke.texi (-fno-math-errno): Document.
1464 2005-06-09 Dale Johannesen <dalej@apple.com>
1466 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
1467 Change to TARGET_INVALID_WITHIN_DOLOOP.
1469 2005-06-09 David Edelsohn <edelsohn@gnu.org>
1471 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
1472 * config/rs6000/predicates.md (scc_eq_operand): New.
1474 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1476 * config/sh/sh.md (mextr_rl): Set buffer size properly.
1477 (*mextr_lr): Likewise.
1479 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
1482 * c.opt (Wc++-compat): New.
1483 * doc/invoke.texi (-Wc++-compat): Document.
1484 * c-typeck.c (convert_for_assignment): Check for implicit
1485 conversion void* -> T*.
1487 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
1489 * machmode.h (to_machine_mode): New.
1490 * rtl.h (to_rtx_code): Likewise.
1491 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
1492 (print_c_condition): Convert return value of htab_find().
1493 (apply_code_macro): Add explicit cast when convertin to enums.
1494 (apply_mode_maps): Likewise.
1495 (check_code_macro): Likewise.
1496 (read_rtx_1): Likewise.
1498 2005-06-09 Richard Henderson <rth@redhat.com>
1500 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
1501 Use SCALAR_FLOAT_MODE_P.
1502 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
1503 (fselect): Rename from fpcmp; use %F.
1506 2005-06-09 Jan Hubicka <jh@suse.cz>
1508 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
1509 local statics when doing unit-at-a-time.
1510 (cgraph_varpool_assemble_pending_decls): Output debug info.
1511 * dwarf2out.c (decls_for_scope): Skip local statics.
1512 (dwarf2out_decl): Handle local statics.
1513 * passes.c (rest_of_decl_compilation): Do not differentiate
1514 local and global statics in unit-at-a-time.
1515 * tree-inline.c (remap_decls): Put local static into
1516 unexpanded_vars_list rather than introducing duplicated VAR_DECL
1519 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
1521 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
1524 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
1526 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
1527 * tree-flow.h (find_what_p_points_to): Add prototype.
1528 (push_fields_onto_fieldstack): Ditto.
1529 (sort_fieldstack): Ditto.
1530 * tree-optimize.c (init_tree_optimization_passes): Add
1531 pass_build_pta and pass_del_pta.
1532 * tree-pass.h (pass_build_pta): New structure.
1533 (pass_del_pta): Ditto.
1534 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
1535 using new alias analyzer.
1536 (push_fields_onto_fieldstack): Removed from here.
1537 (bitpos_of_field): Ditto.
1538 (fieldoff_compare): Ditto.
1539 * tree-ssa-structalias.c: New file.
1540 * tree-ssa-structalias.h: Ditto.
1542 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
1544 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
1547 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1549 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
1550 * config/bfin/bfin.h (enum bfin_builtins): ... here.
1552 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
1554 * target.h (insn_valid_within_doloop): Rename into
1555 "invalid_within_doloop". Change return type to "const char *".
1557 * targhooks.h (default_insn_valid_within_doloop): Rename into
1558 "default_invalid_within_doloop".
1559 * targhooks.c (default_insn_valid_within_doloop): Likewise.
1561 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
1562 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
1563 "default_invalid_within_doloop".
1564 * hooks.c (hook_constcharptr_rtx_null): New function.
1565 (hook_bool_rtx_true): Remove.
1566 * hooks.h (hook_constcharptr_rtx_null): Declare.
1567 (hook_bool_rtx_true): Remove.
1568 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
1569 "invalid_within_doloop" and print error message if non-null.
1571 * doc/tm.texi: Update documentation.
1572 * config/s390/s390.c: Adjust to new hook name and new default hook.
1573 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
1574 into "rs6000_invalid_within_doloop".
1575 (rs6000_invalid_within_doloop): Change return type to "static const
1576 char *" and replace return values. Update Comment.
1578 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1580 * config/bfin/bfin.opt (mlong-calls): New.
1581 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
1582 if TARGET_LONG_CALLS.
1584 2005-06-09 Richard Henderson <rth@redhat.com>
1587 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
1588 (struct tree_decl): Add gimple_reg_flag.
1589 * integrate.c (copy_decl_for_inlining): Copy it.
1590 * gimplify.c (internal_get_tmp_var): Set it.
1591 (gimplify_bind_expr): Likewise.
1592 (gimplify_function_tree): Likewise.
1593 (gimplify_modify_expr_complex_part): New.
1594 (gimplify_modify_expr): Use it.
1595 * tree-gimple.c (is_gimple_reg_type): Allow complex.
1596 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
1598 * tree-complex.c (complex_lattice_t): New.
1599 (complex_lattice_values, complex_variable_components): New.
1600 (some_nonzerop, find_lattice_value, is_complex_reg,
1601 init_parameter_lattice_values, init_dont_simulate_again,
1602 complex_visit_stmt, complex_visit_phi, create_components,
1603 update_complex_components, update_parameter_components,
1604 update_phi_components, update_all_vops, expand_complex_move): New.
1605 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
1607 (update_complex_assignment): Use update_complex_components;
1608 handle updates of return_expr properly.
1609 (expand_complex_addition): Use complex lattice values.
1610 (expand_complex_multiplication): Likewise.
1611 (expand_complex_division): Likewise.
1612 (expand_complex_libcall): Use update_complex_components.
1613 (expand_complex_comparison): Use update_stmt.
1614 (expand_complex_operations_1): Use expand_complex_move, retrieve
1616 (tree_lower_complex): Compute lattice values.
1617 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
1618 (pass_lower_complex_O0): Rename from pass_lower_complex.
1619 (pass_lower_complex, gate_no_optimization): New.
1620 * tree-optimize.c (init_tree_optimization_passes): Update for
1621 complex pass changes.
1622 * tree-pass.h (pass_lower_complex_O0): Declare.
1624 2005-06-08 Dale Johannesen <dalej@apple.com>
1626 * config/darwin.c (darwin_binds_local_p): New.
1627 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
1628 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
1629 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
1630 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
1632 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1634 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
1635 rs6000_isel, rs6000_spe, rs6000_alignment_string,
1636 rs6000_sched_restricted_insns_priority_str,
1637 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
1639 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1641 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
1642 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
1643 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
1644 multiplier_allowed_in_address_p, get_address_cost): Ditto.
1646 2005-06-08 Richard Henderson <rth@redhat.com>
1648 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
1649 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
1650 Emit out3 load right after alloc.
1652 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1654 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1655 rs6000_explicit_options.
1657 2005-06-08 Richard Henderson <rth@redhat.com>
1659 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
1660 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
1662 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
1664 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
1666 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
1669 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
1672 * config/sparc/sparc.c (sparc_fold_builtin): New function
1673 (sparc_vis_mul8x16): New function.
1674 (sparc_handle_vis_mul8x16): New function.
1675 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
1677 2005-06-08 David Edelsohn <edelsohn@gnu.org>
1679 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
1681 (call_indirect_nonlocal_aix64): Same.
1682 (call_value_indirect_nonlocal_aix32): Same.
1683 (call_value_indirect_nonlocal_aix64): Same.
1686 (eq): Use CLZ splitter for compare with zero.
1688 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
1690 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
1691 everything larger than 8 bytes in memory.
1693 * config/bfin/bfin.h (enum bfin_builtins): New.
1694 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
1696 (csync, ssync): New insn patterns.
1697 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
1699 (def_builtin): New macro.
1700 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1702 From Jie Zhang <jie.zhang@analog.com>
1703 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
1704 behavior of the native assembler in VDSP. So change accordingly.
1706 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
1708 * tree-data-ref.c (compute_estimated_nb_iterations,
1709 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
1710 analyze_subscript_affine_affine, find_data_references_in_loop):
1711 Fixed to use chrec_contains_undetermined to test the values of
1712 loop->estimated_nb_iterations.
1713 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1714 Compute the estimation only when loop->estimated_nb_iterations
1715 has not yet been initialized.
1716 (convert_step_widening, scev_probably_wraps_p): Add a call to
1717 estimate_numbers_of_iterations_loop.
1718 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
1720 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1723 * dwarf2out.c (add_loc_descr_op_piece): Move to the
1724 DWARF2_DEBUGGING_INFO section.
1726 2005-06-08 Richard Henderson <rth@redhat.com>
1729 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
1731 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1734 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
1735 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
1736 (TARGET_ASM_OUT): Add it.
1737 * doc/tm.texi (Debugging Info): Document it.
1738 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
1739 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
1740 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
1741 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
1742 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
1743 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
1744 (gen_inlined_tls_plt): Remove unused variable MEM.
1745 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
1746 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1747 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
1748 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
1750 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
1751 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1752 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
1753 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
1755 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
1756 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1757 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
1758 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
1760 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
1761 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1762 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
1763 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
1765 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
1766 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1767 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
1768 (TARGET_GNU_TLS): Define to 1.
1769 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
1770 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
1772 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
1773 if TARGET_GNU_TLS only.
1774 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1776 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
1777 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
1779 2005-06-07 Dale Johannesen <dalej@apple.com>
1781 * config/i386/i386.md (movqi_1): Fix case where source
1782 is memory and destination EDI.
1784 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1786 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1788 2005-06-07 Eric Christopher <echristo@redhat.com>
1790 * system.h: Poison EXTRA_CC_MODES.
1791 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1792 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1793 * doc/md.texi (Jump Patterns): Replace reference to
1794 EXTRA_CC_MODES with machine-modes.def.
1795 * doc/rtl.texi (Machine Modes): Ditto.
1797 2005-06-07 Richard Henderson <rth@redhat.com>
1799 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1800 (assemble_start_function): Fix strcmp confusion.
1802 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1804 * config/i386/i386.h (enum ix86_entity): New.
1805 (enum ix86_stack_slot): New.
1806 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1807 ix86_optimize_mode_switching[] array.
1808 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1809 (MODE_NEEDED): Use ix86_mode_needed() function.
1810 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1812 (struct machine_function): Use optimize_mode_switching[] array.
1814 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1815 (ix86_mode_needed): New function.
1816 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1817 correct stack positions for stored control words.
1818 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1819 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1821 [IX86_BUILTIN_STMXCSR]: Same.
1823 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1824 (emit_i387_cw_initialization): Change prototype.
1825 (ix86_mode_needed): New prototype.
1827 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1828 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1829 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1830 (*fist<mode>2_ceil_1): Change constant in call to
1831 assign_386_stack_local to SLOT_TEMP.
1832 (*fix_trunc<mode>_i387_1): Change constant in call to
1833 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1834 Use new ix86_optimize_mode_switching[] array.
1835 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1836 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1837 Use new ix86_optimize_mode_switching[] array.
1838 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1839 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1840 Use new ix86_optimize_mode_switching[] array.
1841 (frndintxf2_trunc): Change constants in call to
1842 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1843 Use new ix86_optimize_mode_switching[] array.
1844 (frndintxf2_mask_pm): Change constants in call to
1845 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1846 Use new ix86_optimize_mode_switching[] array.
1848 (define_peephole2): Change constant from 17 to FLAGS_REG;
1850 2005-06-07 Richard Henderson <rth@redhat.com>
1853 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1855 2005-06-07 Dale Johannesen <dalej@apple.com>
1857 * tree-nested.c (finalize_nesting_tree_1): Disable
1858 warn_padded around layout_type call.
1860 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1862 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1865 2005-06-07 Eric Christopher <echristo@redhat.com>
1867 * config/mips/predicates.md: Revert previous patch.
1869 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1872 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1875 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1877 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1878 (thread_stats): New local variable.
1879 (redirect_edges): Increment count of threaded edges.
1880 (thread_through_all_blocks): Initialize thread_stats.
1881 Display number of threaded jumps if TDF_STATS is enabled.
1883 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1885 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1886 the current bit index with no modulo.
1888 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1890 PR 18403 and meta PR 21861.
1891 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1892 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1893 (evolution_function_is_invariant_rec_p,
1894 evolution_function_is_invariant_p): New.
1895 (chrec_convert): Use an extra parameter AT_STMT for refining the
1896 information that is passed down to convert_step. Integrate the
1897 code that was in count_ev_in_wider_type.
1898 * tree-chrec.h (count_ev_in_wider_type): Removed.
1899 (chrec_convert): Modify its declaration.
1900 (evolution_function_is_invariant_p): Declared.
1901 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1902 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1903 (scev_probably_wraps_p): Declared.
1904 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1905 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1906 Use an extra parameter AT_STMT for refining the information that is
1907 passed down to convert_step.
1908 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1909 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1911 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1912 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1913 can_count_iv_in_wider_type to use convert_step.
1914 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1915 code that is independent of the loop over the known iteration
1916 bounds to convert_step_widening, the rest is moved to
1917 proved_non_wrapping_p.
1918 (scev_probably_wraps_p): New.
1919 (can_count_iv_in_wider_type): Renamed convert_step.
1920 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1921 Use scev_probably_wraps_p for computing init_is_max.
1922 (vrp_visit_assignment): Pass the current analyzed statement to
1923 adjust_range_with_scev.
1924 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1925 information provided by scev analyzer.
1927 2005-06-07 Eric Christopher <echristo@redhat.com>
1929 * config/mips/predicates.md (sleu_operand): Use
1930 IN_RANGE to specify range of operand.
1932 2005-06-07 Steven Bosscher <stevenb@suse.de>
1934 PR tree-optimization/21847
1935 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1936 -fnon-call-exceptions, also mark statements inherently
1937 necessary if they may throw.
1939 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1941 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1942 ("type"): Add "sem" to 'type' attribute.
1943 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1944 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1945 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1946 "*sync_compare_and_swap_ccsi"): New patterns.
1947 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1948 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1949 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1950 (s390_emit_compare): Do not emit comparison again after cas.
1951 * config/s390/s390.h (s390_compare_emitted): Declare.
1953 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1955 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1956 sbitmap_iter_cond, sbitmap_iter_next): New.
1957 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1958 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1959 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1960 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1962 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1964 * tree-ssa-address.c: New file.
1965 * Makefile.in (tree-ssa-address.o): Add.
1966 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1967 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1968 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1969 * tree-flow.h (struct mem_address): New.
1970 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1971 (create_mem_ref, addr_for_mem_ref, get_address_description,
1972 maybe_fold_tmr, multiplier_allowed_in_address_p,
1973 multiply_by_cost): Declare.
1974 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1975 * tree-pretty-print.c (dump_generic_node): Ditto.
1976 * tree-ssa-loop-im.c (for_each_index): Ditto.
1977 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1978 find_interesting_uses_address): Ditto.
1979 (rewrite_address_base, build_addr_strip_iref): Removed.
1980 (struct affine_tree_combination): Moved to tree-flow.h.
1981 (get_ref_tag, copy_ref_info): New functions.
1982 (rewrite_use_address): Produce TARGET_MEM_REFs.
1983 (tree_ssa_iv_optimize): Do not call update_ssa
1984 and rewrite_into_loop_closed_ssa.
1985 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1986 build_addr_strip_iref.
1987 (unshare_aff_combination): New function.
1988 (fold_affine_sum): Removed.
1989 (get_computation_at): Use get_computation_aff. Unshare the result.
1990 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1991 (multiply_by_cost): Exported.
1992 (get_address_cost): Use multiplier_allowed_in_address_p.
1993 * tree-ssa-operands.c (get_tmr_operands): New function.
1994 (get_expr_operands): Handle TARGET_MEM_REFs.
1995 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1996 (build): Handle 7 arguments.
1997 (build7_stat): New function.
1998 * tree.def (TARGET_MEM_DEF): New.
1999 * tree.h (REF_ORIGINAL): Removed.
2000 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
2001 TMR_TAG, build7): New macros.
2002 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
2003 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
2004 * doc/c-tree.texi: Document TARGET_MEM_REF.
2005 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
2007 2005-06-07 Jakub Jelinek <jakub@redhat.com>
2010 * dwarf2out.c (add_loc_descr_op_piece): New function.
2011 (multiple_reg_loc_descriptor, concat_loc_descriptor,
2012 loc_descriptor): Use it.
2013 * var-tracking.c: Include regs.h and expr.h.
2014 (emit_note_insn_var_location): Skip over pieces where offset
2015 is smaller than previous offset plus previous piece mode size.
2016 Optimize adjacent hard registers or memory locations.
2017 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
2019 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
2021 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
2023 * gimplify.c (gimplify_cond_expr): No need to fix up the
2026 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
2028 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
2031 2005-06-07 Geoffrey Keating <geoffk@apple.com>
2033 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
2034 'stwux' instructions that are considered to be stack decrements.
2036 * rtlanal.c (subreg_offset_representable_p): Handle objects
2039 2005-06-06 Uros Bizjak <uros@kss-loka.si>
2041 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
2042 in call to pre_edge_lcm.
2044 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
2046 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
2047 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
2048 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
2050 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
2051 dwarf register number for SHmedia.
2052 (shmedia_fallback_frame_state): New.
2053 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
2055 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
2057 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
2059 * c-lex.c (lex_string): Use XOBFINISH.
2060 * collect2.c (extract_string, dump_file): Likewise.
2061 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
2062 * gcc.c (init_spec, build_search_list, convert_filename,
2063 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
2064 * genpreds.c (write_predicate_subfunction): Likewise.
2065 * genflags.c (main): Likewise.
2066 * read-rtl.c (mode_attr_index, apply_macro_to_string,
2067 join_c_conditions, read_quoted_string, read_braced_string,
2068 read_rtx_1): Likewise.
2069 * stringpool.c (ggc_alloc_string): Likewise.
2070 * tlink.c (obstack_fgets, recompile_files): Likewise.
2072 2005-06-06 Jakub Jelinek <jakub@redhat.com>
2074 * intl.h (G_): New macro.
2075 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
2076 instead of msgid for argument name.
2077 * tree-ssa.c (warn_uninit): Likewise.
2078 * c-parser.c (c_parser_error): Likewise.
2079 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2080 * config/darwin-c.c (BAD): Likewise.
2081 * config/c4x/c4x-c.c (BAD): Likewise.
2082 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2083 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
2084 * c-common.c (c_parse_error): Likewise.
2085 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
2086 warning0, pedwarn, error, sorry, fatal_error, internal_error):
2088 (fnotice): Use cmsgid instead of msgid for argument name.
2089 * gcov.c (fnotice): Likewise.
2090 * protoize.c (notice): Likewise.
2091 * final.c (output_operand_lossage): Likewise.
2092 * gcc.c (fatal, notice): Likewise.
2093 (error): Use gmsgid instead of msgid for argument name.
2094 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
2095 of msgid for argument name.
2096 (error): Use gmsgid instead of msgid for argument name.
2097 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
2099 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
2100 * tree-inline.c (inline_forbidden_p_1): Likewise.
2101 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
2102 conventions for marking translations.
2103 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
2105 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
2108 * fold-const.c (operand_equal_p): Don't return 1, if element
2109 chains for 2 VECTOR_CSTs are not the same length.
2112 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
2113 not all VECTOR_CST elements are given.
2115 * combine.c (try_combine): Use hard_regno_nregs array instead of
2116 HARD_REGNO_NREGS macro.
2117 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
2118 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
2119 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
2121 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
2123 * tree-ssa-reassoc.o: New.
2124 (OBJS-common): Add tree-ssa-reassoc.o
2125 * timevar.def: Add TV_TREE_REASSOC
2126 * tree-optimize.c (pass_reassoc): Add call.
2127 * tree-pass.h (pass_reassoc): Add.
2128 * tree-ssa-reassoc.c: New file.
2130 2005-06-06 Eric Christopher <echristo@redhat.com>
2133 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
2135 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2137 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
2138 HAVE_GAS_MAX_SKIP_P2ALIGN.
2139 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
2141 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2143 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
2144 getopt.h dependency.
2145 (mips-tdump.o): Likewise.
2147 2005-06-06 Jan Hubicka <jh@suse.cz>
2149 * predict.c (tree_predict_edge): Don't drop useless predictions;
2150 check that it is not called too late in the game.
2151 (gate_estimate_probability): New gate.
2152 (pass_profile): Gate.
2153 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
2154 predictions; update CFG instead.
2155 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
2157 2005-06-06 Jie Zhang <jie.zhang@analog.com>
2159 * config.gcc (bfin*-uclinux*): New.
2160 * config/bfin/uclinux.h: New file.
2162 2005-06-06 Ben Elliston <bje@au.ibm.com>
2164 * doc/md.texi (Insn Splitting): Fix some wording.
2166 2005-06-05 David Edelsohn <edelsohn@gnu.org>
2168 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
2169 (rs6000_emit_swdivdf): New function.
2170 * config/rs6000/rs6000.md (fres): New pattern.
2171 (divsf3): Add approximation through rs6000_emit_swdivsf.
2172 (fred): New pattern.
2173 (divdf3): Add approximation through rs6000_emit_swdivdf.
2174 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
2175 (rs6000_emit_swdivdf): Declare.
2176 * config/rs6000/rs6000.opt (mswdiv): New option.
2177 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
2179 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
2181 PR tree-optimization/21846
2182 * tree-cfg.c (replace_uses_by): Update information stored at loops.
2183 * tree-flow.h (substitute_in_loop_info): Declare.
2184 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
2185 Ensure that chrec_dont_know and chrec_known have a type.
2186 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
2188 2005-06-05 Steven Bosscher <stevenb@suse.de>
2190 * config/i386/i386.c (x86_use_loop): Remove.
2191 * config/i386/i386.h (x86_use_loop): Remove extern decl.
2192 (TARGET_USE_LOOP): Remove.
2193 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
2194 Also remove related define_splits.
2196 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
2198 * tree-flow.h (stmt_ann_d): Move aux to ...
2199 (tree_ann_common_d): ... here.
2200 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
2201 move_computations_stmt, schedule_sm): Update references to
2203 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
2204 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
2205 call to set_stmt_info.
2206 (vect_transform_loop): Likewise.
2207 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
2210 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
2212 (vect_mark_relevant): Takes two additional arguments - live_p and
2213 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
2214 (vect_stmt_relevant_p): Differentiate between a live stmt and a
2215 relevant stmt. Return two values = live_p and relevant_p.
2216 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
2217 vect_stmt_relevant_p with additional arguments. Phis are no longer
2218 put into the worklist (analyzed seperately in analyze_scalar_cycles).
2219 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
2220 stmt that is marked as irrelevant and live, cause it's only used out
2221 side the loop, may need to be vectorized (e.g. reduction).
2222 (vect_analyze_operations): Examine phis. Call
2223 vectorizable_live_operation for for LIVE_P stmts. Check if
2225 (vect_analyze_scalar_cycles): Update documentation. Don't fail
2226 vectorization - just classify the scalar cycles created by the loop
2227 phis. Call vect_is_simple_reduction.
2228 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
2229 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
2230 call to set_stmt_info.
2231 (vect_get_vec_def_for_operand): Code reorganized - the code that
2232 classifies the type of use was factored out to vect_is_simple_use.
2233 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
2234 additional arguments.
2235 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
2236 and computes a loop_vec_def.
2237 (vectorizable_operation, vectorizable_load, vectorizable_condition):
2239 (vectorizable_live_operation): New.
2240 (vect_transform_stmt): Handle LIVE_P stmts.
2241 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
2242 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
2243 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
2244 (vect_is_simple_use): Determine the type of the def and return it
2245 in a new function argument. Consider vect_reduction_def and
2246 vect_induction_def, but for now these are not supported.
2247 (vect_is_simple_reduction): New. Empty for now.
2248 * tree-vectorizer.h (vect_def_type): New enum type.
2249 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
2250 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
2251 (vect_is_simple_use): New arguments added to function declaration.
2252 (vect_is_simple_reduction): New function declaration.
2253 (vectorizable_live_operation): New function declaration.
2255 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
2256 (vect_can_advance_ivs_p): Likewise.
2257 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
2259 2005-06-05 Eric Christopher <echristo@redhat.com>
2261 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
2263 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
2266 * config/mmix/mmix.md ("*movdicc_real_foldable")
2267 ("*movdfcc_real_foldable", "*bCC_foldable")
2268 ("*bCC_inverted_foldable"): Specify DImode for register being
2271 2005-06-04 Roger Sayle <roger@eyesopen.com>
2273 * reg-stack.c (struct block_info_def): Correct grammar typo.
2274 (compensate_edge): Clean-up. Perform as little work as possible
2275 when src and dest stacks match. Avoid modifying block_info.
2276 Reorder and simplify assertion checks. Avoid unnecessary copying
2277 of regstack structure.
2278 (convert_regs_1): Set the done flag here...
2279 (convert_regs_2): ... instead of here.
2281 2005-06-04 Dale Johannesen <dalej@apple.com>
2283 * config/rs6000/rs6000.c (no_global_regs_above): New.
2284 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
2285 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
2286 (rs6000_conditional_register_usage): Don't put Darwin PIC
2287 register in global_regs.
2288 (rs6000_stack_info): Don't set lr_save_p just because Darwin
2290 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
2291 if not done by lr_save_p.
2292 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
2293 Use rotate instead of ashift.
2294 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
2295 (call_value_indirect_nonlocal_sysv): Ditto.
2297 2005-06-04 Jan Hubicka <jh@suse.cz>
2299 * cgraphunit.c (cgraph_reset_node): Break out from ...
2300 (cgraph_finalize_function): ... here.
2301 (cgraph_finalize_compilation_unit): Reset nodes where backend
2304 2005-06-04 Richard Henderson <rth@redhat.com>
2307 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
2308 until we've passed initial ldgp.
2310 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
2312 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
2313 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
2314 * expr.c (expand_var): Ditto.
2315 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
2316 * gimplify.c (gimplify_decl_expr): Ditto.
2317 (gimplify_expr): Ditto.
2318 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
2319 * tree.c (value_expr_for_decl): New.
2320 (print_value_expr_statistics): New.
2321 (init_ttree): Init value_expr_for_decl.
2322 (decl_value_expr_lookup): New.
2323 (decl_value_expr_insert): Ditto.
2324 (copy_node_stat): Copy DECL_VALUE_EXPR status.
2325 * tree.h (DECL_VALUE_EXPR): Use hashtable.
2326 (SET_DECL_VALUE_EXPR): New.
2327 (DECL_HAS_VALUE_EXPR_P): New.
2329 2005-06-04 Steven Bosscher <stevenb@suse.de>
2331 * lcm.c: Move all mode-switching related functions from here...
2332 * mode-switching.c: ...to this new file.
2333 * doc/passes.texi: Update accordingly.
2335 * basic-block.h (label_value_list): Remove extern decl.
2336 * cfgrtl.c (label_value_list): Remove.
2337 (can_delete_label_p): Don't look at it.
2338 * cfgcleanup.c (cleanup_cfg): Don't free it.
2340 * common.opt: Don't refer to non-existing flag_alias_check.
2342 2005-06-04 David Edelsohn <edelsohn@gnu.org>
2344 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
2346 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
2348 * function.c (prologue, epilogue, sibcall_epilogue): Change
2349 their types to VEC(int,heap)*.
2350 (free_after_compilation): Free the three vectors above.
2351 (init_function_for_compilation, record_insns, contains,
2352 prologue_epilogue_contains, sibcall_epilogue_contains,
2353 reposition_prologue_and_epilogue_notes): Use VEC instead of
2354 VARRAY. (init_function_once): Remove.
2355 * function.h: Remove the prototype for init_function_once.
2356 * toplev.c (backend_init): Don't call init_function_once.
2358 2005-06-04 Jan Hubicka <jh@suse.cz>
2360 * predict.c (tree_predict_edge): Do not predict entry edge and
2361 single succestor edge.
2363 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
2366 * c-typeck.c (push_init_level): Don't pop levels without braces if
2369 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
2371 * tree-data-ref.c (compute_self_dependence): New function.
2372 (compute_all_dependences): Use it.
2374 2005-06-03 Geoffrey Keating <geoffk@apple.com>
2376 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
2377 (c_parser_expr_list): Don't use chainon().
2379 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
2380 when -isysroot passed.
2382 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
2385 * c-decl.c (start_function): Restore label_context_stack_se and
2386 label_context_stack_vm if returning with an error.
2388 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2390 * configure.ac: Check declaration for asprintf, needed by
2392 * configure: Regenerate.
2393 * config.in: Likewise.
2395 2005-06-03 Diego Novillo <dnovillo@redhat.com>
2397 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
2398 allocate info array.
2399 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
2400 range to varying in cast expressions that change
2403 2005-06-03 Eric Christopher <echristo@redhat.com>
2405 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
2408 2005-06-03 Jan Hubicka <jh@suse.cz>
2410 * basic-block.h (remove_predictions_associated_with_edge): Declare.
2411 * cfg.c (remove_edge): Use it.
2412 * predict.c (remove_predictions_associated_with_edge): New function.
2414 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
2416 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2417 Clear call_realy_used_regs[r2] when ABI_AIX.
2419 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
2422 * fold-const.c (fold_binary): Fix type mismatches in folding
2425 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
2427 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
2430 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
2432 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
2434 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2436 * reload1.c (reload): Revert my previous patch.
2438 2005-06-03 Nick Clifton <nickc@redhat.com>
2440 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
2443 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
2445 PR tree-optimization/21849
2446 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
2448 2005-06-02 Richard Henderson <rth@redhat.com>
2450 * Makefile.in (tree-vect-generic.o): New.
2451 (OBJS-common, GTFILES, s-gtype): Add it.
2452 * tree-complex.c (build_replicated_const, vector_inner_type,
2453 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
2454 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
2455 do_negate, expand_vector_piecewise, expand_vector_parallel,
2456 expand_vector_addition, expand_vector_operation,
2457 type_for_widest_vector_mode, expand_vector_operations_1,
2458 gate_expand_vector_operations, expand_vector_operations,
2459 pass_lower_vector_ssa): Move to tree-vect-generic.c.
2460 (tree_lower_complex): Rename from tree_lower_operations.
2461 (pass_lower_complex): Rename from pass_pre_expand.
2462 * tree-vect-generic.c: New file.
2463 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
2464 (pass_lower_vector): New.
2465 * tree-optimize.c (init_tree_optimization_passes): Update to match.
2467 2005-06-02 Richard Henderson <rth@redhat.com>
2469 * modulo-sched.c (doloop_register_get): Protect against
2470 doloop_end not defined.
2472 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2474 * config/sh/sh.c (general_movsrc_operand,
2475 general_movdst_operand, arith_reg_operand, arith_reg_dest,
2476 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
2477 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
2478 xor_operand, cmp_operand, logical_operand, and_operand,
2479 fpscr_operand, fpul_operand, symbol_ref_operand,
2480 commutative_float_operator, noncommutative_float_operator,
2481 unary_float_operator, binary_float_operator,
2482 binary_logical_operator, equality_comparison_operator,
2483 greater_comparison_operator, less_comparison_operator,
2484 shift_operator, logical_operator, target_reg_operand,
2485 target_operand, mextr_bit_offset, extend_reg_operand,
2486 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
2487 general_extend_operand, ua_address_operand,
2488 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
2489 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
2490 shift_count_reg_operand, shift_count_operand,
2491 unaligned_load_operand): Move to ...
2492 * config/sh/predicates.md: ... here.
2493 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2496 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
2498 * tree.c (build_common_builtin_nodes): Fix the return type on
2501 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2503 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
2504 (find_interesting_uses_address): Use build_fold_addr_expr instead.
2505 (strip_offset_1): Likewise.
2506 (tree_to_aff_combination): Likewise.
2508 2005-06-02 DJ Delorie <dj@redhat.com>
2510 * convert.c (convert_to_pointer): Avoid recursion if no conversion
2513 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2515 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
2516 binary operations with the correct types.
2517 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
2518 for all computation.
2520 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2522 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
2523 config/rs6000/rs6000.md: Fix comment typos. Follow splling
2525 * doc/install.texi: Fix a typo.
2527 2005-06-02 Jan Hubicka <jh@suse.cz>
2529 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
2530 inline functions are not local.
2532 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2534 * gimplify.c (gimplify_ctx): Change the type of case_labels to
2536 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
2539 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2541 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
2544 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
2546 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
2548 (s390_dump_pool): Likewise.
2549 (s390_mainpool_start, s390_mainpool_finish): Likewise.
2550 (s390_chunkify_start): Likewise.
2551 (s390_dump_execute): Remove.
2552 (s390_reorg): Handle out-of-pool execute templates.
2554 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
2556 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
2559 2005-06-02 Jan Hubicka <jh@suse.cz>
2561 * cgraph.c (cgraph_node): Maintain master clones.
2562 (cgraph_remove_node): Likewise.
2563 (availability_names): New static variable.
2564 (dump_cgraph_node): Dump availability.
2565 (dump_cgraph_varpool_node): Likewise.
2566 (cgraph_is_master_clone, cgraph_master_clone,
2567 cgraph_function_body_availability,
2568 cgraph_variable_initializer_availability): New functions.
2569 * cgraph.h (availability): New enum.
2570 (struct cgraph_node): Add master_clone.
2571 (cgraph_is_master_clone, cgraph_master_clone,
2572 cgraph_function_body_availability,
2573 cgraph_variable_initializer_availability): Declare.
2574 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
2575 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
2576 * ipa-inline.c (cgraph_decide_inlining): Do not call
2577 cgraph_remove_unreachable_nodes.
2579 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
2582 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2585 * tree-vrp.c (nonnull_arg_p): New.
2586 (get_value_range): Call it.
2588 2005-06-02 Eric Christopher <echristo@redhat.com>
2590 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
2592 (mips_rtx_cost_data): New datatype.
2593 (MEMORY_MOVE_COST): Use data from structure.
2594 (BRANCH_COST): Ditto.
2595 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
2596 * config/mips/mips.md (cpu): Rework for processor_type changes.
2597 * config/mips/mips.c (mips_cost): New variable.
2598 (DEFAULT_COSTS): Define.
2599 (mips_rtx_cost_data): New.
2600 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
2601 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
2602 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
2603 (override_options): Set cost data.
2604 (mips_register_move_cost): Formatting changes.
2605 (bdesc_arrays): Use PROCESSOR_MAX.
2606 (mips_init_builtins): Ditto.
2608 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2611 * doc/invoke.texi: Document -ftree-vrp.
2613 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
2615 PR tree-optimization/21734
2616 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
2617 phi_result when current_def is not available.
2618 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
2621 2005-06-02 David Edelsohn <edelsohn@gnu.org>
2623 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
2624 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2626 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2628 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2630 2005-06-02 Jan Hubicka <jh@suse.cz>
2632 * cgraph.c (dump_cgraph_node): Print new flags.
2633 (dump_cgraph_varpool_node): Likewise.
2634 (decide_variable_is_needed): Initialize externally_visible flag.
2635 * cgraph.h (cgraph_local_info): Add externally_visible flag.
2636 (cgraph_varpool_node): Likewise.
2637 (cgraph_function_flags_ready): Declare.
2638 * cgraph.c (cgraph_mark_local_functions): Rename to ...
2639 (cgraph_function_and_variable_visibility) ... this one; handle
2640 externally_visible flags.
2641 (decide_is_function_needed): Set externally_visible flag.
2642 (cgraph_finalize_function): Deal properly with early cleanups.
2643 (cgraph_optimize): Update call of
2644 cgraph_function_and_variable_visibility.
2646 2005-06-02 Steven Bosscher <stevenb@suse.de>
2647 Mostafa Hagog <mustafa@il.ibm.com>
2649 * cfgloop.h (doloop_condition_get): Make external.
2650 * loop-doloop.c (doloop_condition_get): Generalize to make it
2651 usable in modulo-sched.c.
2652 * modulo-sched.c (doloop_register_get): Use
2653 doloop_condition_get instead of duplicating it.
2655 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2657 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
2658 the correct set of init_insns that need deletion.
2659 * local-alloc.c (update_equiv_regs): When substituting sole definition
2660 into sole use of a reg, delete it from liveness information.
2662 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2664 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2666 2005-06-01 Diego Novillo <dnovillo@redhat.com>
2668 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
2669 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
2670 * fold-const.c (invert_tree_comparison): Make extern.
2671 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
2672 (struct value_range_def): Limewise.
2673 (get_value_range): Remove.
2674 (dump_value_range): Remove.
2675 (dump_all_value_ranges): Remove.
2676 (debug_all_value_ranges): Remove.
2677 (vrp_evaluate_conditional): Declare.
2678 * tree-ssa-propagate.c (struct prop_stats_d): Add field
2680 (substitute_and_fold): Add argument use_ranges_p.
2682 If use_ranges_p is true, call fold_predicate_in to fold
2683 predicates using range information.
2684 Ignore ASSERT_EXPRs.
2685 Change debugging output to only show statements that have been
2687 (replace_phi_args_in): Move debugging output code from
2688 substitute and fold.
2689 (fold_predicate_in): New local function.
2690 * tree-ssa-propagate.h (enum value_range_type): Move from
2692 (struct value_range_d): Likewise.
2694 (value_range_t): Rename from value_range.
2695 * tree-vrp.c (found_in_subgraph): Rename from found.
2696 (get_opposite_operand): Remove.
2697 (struct assert_locus_d): Declare.
2698 (assert_locus_t): Declare.
2699 (need_assert_for): Declare.
2700 (asserts_for): Declare.
2701 (blocks_visited): Declare.
2702 (vr_value): Declare.
2703 (set_value_range): Add argument 'equiv'.
2704 Don't drop to VARYING ranges that cover all values in the
2706 Make deep copy of equivalence set 'equiv'.
2707 (copy_value_range): New local function.
2708 (set_value_range_to_undefined): New local function.
2709 (compare_values): Return -2 if either value has overflowed.
2710 (range_includes_zero_p): New local function.
2711 (extract_range_from_assert): Flip the predicate code if the
2712 name being asserted is on the RHS of the predicate.
2713 Avoid creating unnecessary symbolic ranges if the comparison
2714 includes another name with a known numeric range.
2715 Update the equivalnce set of the new range when asserting
2717 (extract_range_from_ssa_name): Update the equivalence set of
2718 the new range with VAR.
2719 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
2720 If -fwrapv is used, set the resulting range to VARYING if the
2721 operation overflows. Otherwise, use TYPE_MIN_VALUE and
2722 TYPE_MAX_VALUE to represent -INF and +INF.
2723 Fix handling of *_DIV_EXPR.
2724 (extract_range_from_unary_expr): Handle MINUS_EXPR and
2725 ABS_EXPR properly by switching the range around if necessary.
2726 (extract_range_from_comparison): New local function.
2727 (extract_range_from_expr): Call it.
2728 (adjust_range_with_scev): Do not adjust the range if using
2729 wrapping arithmetic (-fwrapv).
2730 (dump_value_range): Also show equivalence set.
2731 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
2732 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
2733 (infer_value_range): Change return value to bool.
2734 Add arguments 'comp_code_p' and 'val_p'.
2735 Do not attempt to infer ranges from statements that may throw.
2736 Store the comparison code in comp_code_p.
2737 Store the other operand to be used in the predicate in val_p.
2738 (dump_asserts_for): New.
2739 (debug_asserts_for): New.
2740 (dump_all_asserts): New.
2741 (debug_all_asserts): New.
2742 (register_new_assert_for): New.
2743 (register_edge_assert_for): New.
2744 (find_conditional_asserts): New.
2745 (find_assert_locations): New.
2746 (process_assert_insertions_for): New.
2747 (process_assert_insertions): New.
2748 (insert_range_assertions): Initialize found_in_subgraph,
2749 blocks_visited, need_assert_for and asserts_for.
2750 Call find_assert_locations and process_assert_insertions.
2751 (remove_range_assertions): Add more documentation.
2752 (vrp_initialize): Change return type to void.
2753 Do not try to guess if running VRP is worth it.
2754 (compare_name_with_value): New.
2755 (compare_names): New.
2756 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2757 use_equiv_p is true, call compare_names and
2758 compare_name_with_value to compare all the ranges for every
2759 name in the equivalence set of the predicate operands.
2761 (vrp_meet): Try harder not to derive a VARYING range.
2762 If two values meet, the resulting equivalence set is the
2763 intersection of the two equivalence sets.
2764 (vrp_visit_phi_node): Call copy_value_range to get the current
2765 range information of the LHS.
2766 (vrp_finalize): Create a value vector representing all the
2767 names that ended up with exactly one value in their range.
2768 Call substitute_and_fold.
2769 (execute_vrp): Document equivalence sets in ranges.
2770 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
2771 (struct tree_ssa_name): Remove field value_range.
2772 (invert_tree_comparison): Declare.
2774 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
2776 Fix PR tree-optimization/21839
2778 * gimplify.c (zero_sized_field_decl): New function.
2779 (gimplify_init_ctor_eval): Use it.
2781 2005-06-01 Josh Conner <jconner@apple.com>
2784 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2785 to read-only memory if it's sparse.
2787 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2789 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2790 Add documentation for REG_SETJMP
2792 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2794 * stmt.c (expand_case): Use build_int_cst.
2795 (node_has_low_bound): Likewise, and correct type mismatch.
2796 (node_has_high_bound): Likewise.
2797 * fold-const.c (fold_binary): Ensure we build trees
2798 with the correct types - undo what STRIP_NOPS possibly did.
2800 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2802 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2803 * fold-const.c (fold_indirect_ref_1): No longer static.
2804 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2805 folding, if possible.
2807 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2809 * common.opt (fjump-tables): New.
2810 * doc/invoke.texi (-fno-jump-tables): Document.
2811 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2814 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2816 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2817 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2818 (sunlt, sunle): Enable patterns on VFP.
2820 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2821 f_stored, f_flag, f_cvt.
2822 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2823 Include arm1020e.md.
2824 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2825 the ds and fmac pipelines. Re-work all load and store patterns and
2826 all conversion patterns to use new attributes. Adjust reservation
2827 descriptions accordingly.
2828 * arm1020e.md: New file.
2829 * t-arm: Add dependency.
2831 2005-06-01 Jan Hubicka <jh@suse.cz>
2833 * except.c (struct eh_region): Kill unused fields.
2834 * basic-block.h (struct basic_block_def): Likewise.
2836 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2838 PR rtl-optimization/21767
2839 * rtl.h (function_invariant_p): Re-add declaration.
2840 * reload1.c (function_invariant_p): No longer static.
2841 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2842 might have become invalid.
2844 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2848 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2849 on variable sizes types if a decl is a pointer to a VLA.
2850 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2851 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2854 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2856 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2857 _mm_set_ps, _mm_setr_ps): Add __extension__.
2858 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2859 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2860 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2862 (_mm_clflush): Don't use return in void function.
2864 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2865 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2866 Use __inline instead of inline.
2868 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2870 * fold-const.c (fold_binary): Fix types in strlen vs.
2871 zero comparison folding.
2873 2005-06-01 Richard Henderson <rth@redhat.com>
2875 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2876 * config.in, configure: Rebuild.
2877 * config/alpha/alpha.c (print_operand): Add 'j'.
2878 * alpha.md (divmodsi_internal_er_1): Use it.
2879 (divmoddi_internal_er_1): Likewise.
2881 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2883 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2884 * opts.h (print_filtered_help): Delete.
2885 * opts.c (handle_option, decode_options): Remove calls to
2887 (print_target_help): New function.
2888 (common_option, print_help): Call print_target_help instead of
2889 display_target_options.
2890 (print_filtered_help): Make static.
2891 * toplev.h (display_target_options, set_target_switch): Delete.
2892 * toplev.c (target_switches, target_options, display_target_options)
2893 (set_target_switch): Delete.
2894 (print_switch_values): Remove handling of TARGET_SWITCHES and
2896 (default_get_pch_validity): Likewise. Only treat target_flags
2897 specially if targetm.check_pch_target_flags is nonnull.
2898 (pch_option_mismatch): New function.
2899 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2900 and TARGET_OPTIONS. Only treat target_flags specially if
2901 targetm.check_pch_target_flags is nonnull.
2902 * config/ia64/ia64.c (ia64_override_options): Don't mention
2903 TARGET_OPTIONS in comment.
2904 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2905 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2906 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2907 interaction with TARGET_SWITCHES.
2908 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2910 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2912 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2914 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2915 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2916 (cut2_workaround_str): Delete.
2917 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2918 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2919 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2920 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2921 (mgettrcost=, multcost=): New options.
2923 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2925 * opts.h (cl_option_state): New structure.
2926 (get_option_state): Declare.
2927 * opts.c (get_option_state): New function.
2928 * toplev.c (option_affects_pch_p): New function.
2929 (default_get_pch_validity): Store the state of all options for which
2930 option_affects_pch_p returns true.
2931 (default_pch_valid_p): Check the state of those options here.
2932 Only check target_flags separately if targetm.check_pch_target_Flags
2933 is nonnull or if TARGET_SWITCHES is defined.
2935 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2937 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2940 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2942 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2944 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2946 * gcse.c (compute_transp, load_killed_in_block): Use
2949 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2952 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2954 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2956 * errors.h (warning, error, fatal, internal_error): Add printf
2958 * genmodes.c (make_vector_mode): Fix format arguments.
2960 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2962 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2963 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2964 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2965 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2966 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2967 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2968 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2969 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2970 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2971 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2972 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2973 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2974 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2975 errors.h and include toplev.h if necessary.
2977 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2978 errors.h otherwise include toplev.h.
2980 * Makefile.in: Update dependencies.
2982 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2984 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2986 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2988 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2989 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2990 be complemented for big-endian. Mask for AND must be rotated,
2991 not shifted. Handle short operands with NOT on the memory
2994 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2996 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2997 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2998 * dwarf2out.c (dwarf2out_var_location): Ditto.
2999 * toplev.c (default_tree_printer): Ditto.
3000 * tree-outof-ssa.c (create_temp): Ditto.
3001 * tree-sra.c (instantiate_element): Ditto.
3002 * var-tracking.c (track_expr_p): Ditto.
3003 * tree.c (struct tree_map): New structure.
3004 (debug_expr_for_decl): New.
3005 (tree_map_eq): New function.
3006 (tree_map_hash): Ditto.
3007 (tree_map_marked_p): Ditto.
3008 (print_debug_expr_statistics): Ditto.
3009 (decl_debug_expr_lookup): Ditto.
3010 (decl_debug_expr_insert): Ditto.
3011 (dump_tree_statistics): Dump debug_expr hashtable stats.
3012 * tree.h (DECL_DEBUG_EXPR): Change
3013 (SET_DECL_DEBUG_EXPR): Add.
3015 2005-06-01 Alan Modra <amodra@bigpond.net.au>
3017 * configure.ac: Add --enable-secureplt.
3018 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
3019 * config.in: Regenerate.
3020 * configure: Regenerate.
3021 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
3022 rs6000/secureplt.h to tm_file when enable_secureplt.
3023 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
3024 * doc/install.texi: Document --enable-targets and --enable-secureplt.
3025 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
3026 * config/rs6000/secureplt.h: New file.
3027 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
3028 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
3030 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
3031 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
3032 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
3033 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
3034 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
3035 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
3036 TARGET_SECURE_PLT got register load sequence.
3037 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
3039 (rs6000_elf_declare_function_name): Don't emit toc address offset
3040 word when TARGET_SECURE_PLT.
3041 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
3042 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
3043 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
3044 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
3046 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
3047 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
3049 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
3050 (__trampoline_setup): Likewise. Init r30 before plt call.
3052 2005-05-31 DJ Delorie <dj@redhat.com>
3054 * expr.c (convert_move): When a partial_int requires multiple
3055 conversion steps, make sure successive steps convert the
3056 intermediate value, not the original value.
3058 * expmed.c (expand_mult): Convert partial_int multiplies to
3059 shift/add combinations too.
3061 * genmodes.c (mode_data): Add wider_2x.
3062 (calc_wider_mode): Calculate twice-wider mode too.
3063 (emit_mode_wider): Emit twice-wider mode too.
3064 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
3065 * expr.c (expand_expr_real_1): Use it for expanding
3068 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3070 PR tree-optimization/21817
3071 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
3073 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
3075 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
3078 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3082 * fold-const.c (fold_checksum_tree): Copy types also if
3083 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
3084 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
3086 Tail recurse TREE_LIST's TREE_CHAIN.
3088 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3091 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
3092 SSA_NAME twice and cause the loop to become finite. Remove the test
3095 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3097 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
3100 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
3102 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
3103 the documentation to make it more future-proof.
3104 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
3105 * target.h (gcc_target): Add check_pch_target_flags.
3106 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
3107 (TARGET_INITIALIZER): Include it.
3108 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
3109 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
3110 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
3111 (sh_check_pch_target_flags): New function.
3112 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
3114 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
3116 * fold-const.c (extract_array_ref): Handle more cases,
3117 do some useful canonicalization of the base.
3118 (fold_binary): Explicitly deal with arrays of zero-sized
3119 structures during folding of &a[i] == &a[j].
3121 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
3123 * doc/install.texi (sparc-sun-solaris2*): Update note
3124 about Sun bug 4910101.
3125 (sparc-sun-solaris2.7): Document bootstrap
3126 failure with Sun WorkShop 6 99/08/18 as.
3128 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
3130 * loop.c (loop_invariant_p, valid_initial_value_p): Use
3131 regs_invalidated_by_call instead of call_used_regs.
3133 2005-05-30 Paolo Carlini <pcarlini@suse.de>
3136 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
3138 * doc/extend.texi: Add clog, clogf, clogl.
3140 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
3143 * c-pragma.c: Include "vec.h".
3144 (handle_pragma_visibility): Use VEC.
3146 * doc/invoke.texi: Remove the nested visibility push limit.
3148 2005-05-30 Roger Sayle <roger@eyesopen.com>
3150 PR rtl-optimization/15422
3151 * reg-stack.c (starting_stack_p): New static global.
3152 (straighten_stack): Delete prototype. Change to update the stack
3153 before the current insn.
3154 (subst_stack_regs): Update call to straighten stack.
3155 (emit_swap_insn): Delete prototype. For the first insn in a
3156 basic block, update stack_in instead of emitting a real swap.
3157 (change_stack): When changing the stack before the first insn
3158 in a basic block, update stack_in instead of emitting real code.
3159 (compensate_edges): Clear starting_stack_p during compensation.
3160 (convert_regs_1): Keep track of starting_stack_p whilst processing
3163 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
3165 * tree-ssa-ccp.c (const_val): Make it static.
3167 2005-05-29 Geoffrey Keating <geoffk@apple.com>
3170 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
3171 pattern involving `:P'.
3173 * Makefile.in (install-cpp): Depend on installdirs.
3175 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
3177 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
3179 (new_elim_graph, clear_elim_graph, delete_elim_graph,
3180 elim_graph_add_edge, elim_graph_remove_succ_edge,
3181 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
3184 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
3186 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
3187 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
3188 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
3189 follow spelling conventions in error/dump messages.
3191 2005-05-29 Roger Sayle <roger@eyesopen.com>
3192 Richard Henderson <rth@redhat.com>
3194 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
3195 if the RHS isn't suitable for calling emit_move_insn.
3197 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
3199 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
3200 fold_unary and fold_binary.
3202 2005-05-29 Roger Sayle <roger@eyesopen.com>
3204 * reg-stack.c (propagate_stack): Always copy the source stack to
3205 the destination. This routine is now only called when this is safe.
3206 (better_edge): New function split out from convert_regs_1 to
3207 determine which of two edges is better to propagate across.
3208 (convert_regs_1): We need only search for a best edge if the
3209 stack layout hasn't been defined yet. Use better_edge to help
3210 find beste. No longer traverse unnecessary edges.
3212 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
3214 * tree-ssa-alias.c (new_type_alias): New procedure to
3215 create a type memory tag for a pointer with a may-alias
3216 set determined from a variable declaration.
3217 * tree-flow.h: export declaration of new_type_alias
3218 * tree-optimize.c (init_tree_optimization_passes): document
3219 that pass_may_alias cannot be called after pass_vectorize.
3220 * tree-vect-transform (vect_create_data_ref_ptr): Call
3221 new_type_alias when an type memory tag isn't available
3223 (vectorizable_store): Use copy_virtual_operands to update
3224 virtual defs in place (so that loop_version can be called).
3225 Call mark_for_renaming for the virtual defs in case peeling
3226 is done and virtual uses outside the loop need to be updated.
3228 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
3230 PR tree-optimization/21639
3231 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
3233 2005-05-29 Jan Hubicka <jh@suse.cz>
3235 PR tree-optimization/21562
3236 * cfgexpand.c (construct_init_block): Deal properly with the case
3237 of entry edge not pointing to very first basic block.
3239 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
3241 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
3242 non-gimple min invariant.
3244 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
3245 * tree-flow.h: Add prototypes for start_recording_case_labels
3246 and end_recording_case_labels.
3247 * tree-cfg.c (start_recording_case_labels,
3248 end_recording_case_labels): Export.
3249 (cleanup_tree_cfg_loop, modified_noreturn_calls,
3250 cleanup_control_flow, cleanup_control_expr_graph,
3251 remove_fallthru_edge, phi_alternatives_equal,
3252 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
3253 remove_forwarder_block, cleanup_forwarder_blocks,
3254 remove_forwarder_block_with_phi, merge_phi_nodes,
3255 gate_merge_phi, pass_merge_phi): Move to ...
3256 * tree-cfgcleanup.c: ... here.
3258 * basic-block.h: Remove forward declaration of bb_ann_d.
3260 2005-05-28 Jan Hubicka <jh@suse.cz>
3262 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
3264 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
3266 (tree_mod_subtract): Fix profile updating code.
3267 (tree_divmod_values_to_profile): Do not produce useless value profilers
3270 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
3272 * tree-ssa-dom.c (vrp_element_p): Define.
3273 (vrp_hash_elt): Change the type of records to
3274 VEC(vrp_element_p,heap).
3276 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
3277 Update uses of VRP records.
3278 (simplify_cond_and_lookup_avail_expr, record_range): Update
3279 uses of VRP records.
3281 * tree-inline.c (cfun_stack): Change the type to
3282 VEC(function_p,heap).
3283 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
3285 2005-05-27 Ian Lance Taylor <ian@airs.com>
3287 * c-decl.c (add_stmt): Add C frontend specific version.
3288 (stmts_are_full_exprs_p): Remove.
3289 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
3290 (stmts_are_full_exprs_p): Don't declare.
3291 * c-semantics.c (add_stmt): Remove.
3293 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3295 * config/mips/mips-protos.h (mips_declare_object): Add printf
3297 * config/mips/mips.c (mips_declare_object_name): Fix format
3300 2005-05-27 Roger Sayle <roger@eyesopen.com>
3302 * reg-stack.c (compensate_edge): Remove original prototype.
3303 (propagate_stack): New function to copy the stack layout
3304 at the start of a basic block from the layout at the end of
3305 one of its predecessors.
3306 (compensate_edge): Assume that both source and destination
3307 blocks have already had their stack layouts defined.
3308 (compensate_edges): Traverse all non-entry edges in the CFG
3309 and call compensate_edge on each in turn.
3310 (convert_regs_1): Change return type to void. Call
3311 propagate_stack instead of compensate_edge.
3312 (convert_regs_2): Change return type to void. Update call
3313 to convert_regs_1 to ignore the (now void) return value.
3314 (convert_regs): Update calls to convert_regs_2 to ignore
3315 the (now void) return value. After all the basic blocks have
3316 been processed, call compensate_edges to actually emit new
3318 (reg_to_stack): Initialize the aux info for each basic block
3319 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
3321 2005-05-28 Jan Hubicka <jh@suse.cz>
3323 * except.c (can_throw_internal_1, can_throw_external_1): Add
3325 (can_throw_external, can_throw_internal): Bring into sync wrt
3327 * except.h (can_throw_internal_1, can_throw_external_1): Update
3329 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3330 Deal properly with resx.
3332 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3334 * basic-block.h (basic_block_def): Add phi_nodes and
3335 predictions. Remove tree_annotations.
3336 * predict.c (tree_predicted_by_p, tree_predict_edge,
3337 combine_predictions_for_bb): Adjust references to predictions.
3338 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
3339 create_block_annotation.
3340 (create_block_annotation, free_blocks_annotatios,
3341 clear_blocks_annotations): Remove.
3342 (dump_cfg_stats): Don't print out the memory spent on
3344 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
3345 * tree-flow-inline.h (bb_ann): Remove.
3346 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
3347 * tree-flow.h (bb_ann_d): Remove.
3348 * tree-if-conv.c (process_phi_nodes): Update a reference to
3350 * tree-phinodes.c (reserve_phi_args_for_new_edge,
3351 create_phi_node, remove_phi_node): Likewise.
3352 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
3353 * tree-ssa-dom.c (threaded_blocks): New.
3354 (tree_ssa_dominator_optimize): Initialize, clear, and free
3355 threaded_blocks. Update a call to thread_through_all_blocks.
3356 (thread_across_edge): Use threaded_blocks instead of setting
3357 incoming_edge_threaded.
3358 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
3359 a bitmap of blocks that are threaded through.
3360 * tree.h: Move the prototype of threaded_through_blocks to
3363 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
3364 fini_walk_dominator_tree): Use VEC instead of VARRAY.
3365 * domwalk.h (dom_walk_data): Change the type of
3366 block_data_stack and free_block_data to VEC(void_p,heap)*.
3367 * tree-ssa-dse.c (dse_initialize_block_local_data,
3368 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
3369 VEC instead of VARRAY.
3371 2005-05-27 Jan Hubicka <jh@suse.cz>
3373 * cgraph.c: Include tree-gimple.h
3374 (cgraph_edge): Rename expr to stmt.
3375 (cgraph_create_edge): Likewise.
3376 (cgraph_clone_node): Likewise.
3377 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
3378 * cgraphunit.c (record_call_1): Rename to ...
3379 (record_reference): ... this one; do not build edges.
3380 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
3381 (current_basic_block): Kill.
3382 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
3383 (verify_cgraph_node): Likewise.
3384 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
3385 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
3386 (copy_edges_for_bb): Simplify EH handling.
3387 (expand_call_inline): Pass statement to cgraph_edge and
3390 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
3392 * tree-inline.c (copy_body_r): Manually fold *& to deal
3393 with ADDR_EXPRs with mismatched types for now.
3395 * gimplify.c (fold_indirect_ref_rhs): New function.
3396 (gimplify_modify_expr_rhs): Use it instead of pessimistic
3399 * fold-const.c (fold_indirect_ref_1): Add type argument;
3400 make sure the resulting expression is of this type.
3401 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
3403 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3405 PR tree-optimization/21658
3406 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
3407 fold_binary_to_constant. Likewise, call fold_unary instead of
3408 fold_unary_to_constant.
3410 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
3412 * vec.h: Implement integral type vector specialization.
3413 (VEC_T): Define a non-GTY structure.
3414 (VEC_T_GTY): Define a GTY structure.
3415 (VEC_TA): Rename to ...
3416 (VEC_TA_GTY): ... here.
3417 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
3418 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
3419 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
3420 DEF_VEC_P and DEF_VEC_ALLOC_P.
3421 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
3422 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
3423 DEF_VEC_O and DEF_VEC_ALLOC_O.
3424 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
3425 * lambda-code.c: Likewise.
3426 * tree-into-ssa.c: Likewise.
3427 * tree-ssa-live.c: Likewise.
3429 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3431 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
3433 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3434 update_stmt_if_modified before calling update_ssa.
3436 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
3438 * config/rs6000/t-rtems: Remove roe multilib variant.
3440 2005-05-26 Roger Sayle <roger@eyesopen.com>
3442 PR tree-optimization/9814
3443 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
3444 instruction, add the necessary clobbers by re-expanding the RTL
3445 for arithmetic operations via optab.c's expand_unop/expand_binop.
3446 (noce_try_bitop): New function to optimize bit manipulation idioms
3447 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
3448 (noce_process_if_block): Call noce_try_bitop.
3450 2005-05-26 Roger Sayle <roger@eyesopen.com>
3452 * reg-stack.c (convert_regs_entry, convert_regs_exit,
3453 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
3454 (reg_to_stack): Move to end of the file. Initialize the per
3455 basic block information here, instead of...
3456 (convert_regs_entry): Here.
3457 (convert_regs): Change unused return type to void.
3459 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3461 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
3462 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
3463 config/rs6000/eabispe.h, config/rs6000/lynx.h,
3464 config/sh/elf.h, config/sh/symbian-pre.h,
3465 config/sparc/sparc-protos.h: Update copyright.
3467 2005-05-26 Mike Stump <mrs@apple.com>
3469 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
3472 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
3474 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3475 See through ADDR_EXPR in finding place to propagate into.
3477 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
3479 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
3480 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
3481 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
3482 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
3483 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
3484 tree-ssa-operands.c, tree-vect-analyze.c,
3485 tree-vect-transform.c, tree-vectorizer.c, tree.c,
3486 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
3487 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
3488 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3489 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
3490 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
3491 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
3492 config/sh/ushmedia.h, config/sparc/sparc.c,
3493 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
3494 typos. Follow spelling conventions.
3495 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
3496 Follow spelling conventions.
3498 2005-05-26 David Ung <davidu@mips.com>
3500 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
3501 that determines whether the MIPS32/64 R2 ext/ins should be used.
3502 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
3503 * config/mips/mips.md (extzv): Changed predicate for operand to
3504 nonimmediate_operand. Add code to generate insn patterns for
3505 extzvsi and extzvdi.
3506 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
3507 (insv): Similarly for insertion.
3508 (insv<mode>): Similarly.
3510 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3512 * simplify-rtx.c (avoid_constant_pool_reference): Support
3513 offsetted addresses in the constant pool.
3515 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3517 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3518 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3520 2005-05-26 Jakub Jelinek <jakub@redhat.com>
3523 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
3524 found in the basic block and last insn in the basic block is not
3525 INSN_P. Remove explicit unspec numbers that are no longer valid
3528 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3530 * tree-vect-transform.c (vectorizable_operation): Try word_mode
3531 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
3532 if a vector mode is available.
3534 2005-05-25 Roger Sayle <roger@eyesopen.com>
3537 * fold-const.c (const_binop): Check for division by zero during
3540 2005-05-26 Ian Lance Taylor <ian@airs.com>
3542 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
3543 having a declaration after a statement.
3545 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
3547 * opt-functions.awk (var_type): New function.
3548 (var_set): Use CLVC_STRING if var_type returns "const char *".
3549 * opth-gen.awk: Use var_type to find out the types of variables.
3550 Don't print comments above each "extern" definition.
3551 * optc-gen.awk: Use var_type in the same way.
3552 * opts.h (cl_var_cond): Rename to...
3553 (cl_var_type): ...this. Add CLVC_STRING.
3554 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
3556 * opts.c (handle_option, option_enabled): Update after above name
3557 change. Cast flag_var before using it. Handle CLVC_STRING.
3559 * config/alpha/alpha.h (alpha_tls_size): Delete.
3560 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
3561 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
3562 (alpha_fptm_string, alpha_mlat_string): Delete.
3563 (alpha_handle_option): Don't set the above variables here. Use the
3564 integer argument to check the validity of -mtls-size=.
3565 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
3566 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
3567 (mtls-size=): Likewise. Convert to a UInteger and initialize the
3570 * config/arc/arc.c (arc_cpu_string, arc_text_string)
3571 (arc_data_string, arc_rodata_string): Delete.
3572 (arc_handle_option): Don't set the above variables here.
3573 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
3574 and initialize them.
3576 * config/arm/arm.c (target_fpu_name, target_fpe_name)
3577 (target_float_abi_name, target_abi_name, structure_size_string)
3578 (arm_pic_register_string): Delete.
3579 (arm_handle_option): Don't set the above variables here, except
3580 in the handling of -mhard-float and -msoft-float.
3581 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
3582 (mpic-register=, mstructure-size-boundary=): Add Var()s.
3584 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
3585 (avr_handle_option): Delete.
3586 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
3589 * config/bfin/bfin.c (bfin_library_id): Delete.
3590 (bfin_handle_option): Don't set it.
3591 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
3593 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
3594 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
3595 (c4x_handle_option): Don't set c4x_rpts_cycles here.
3596 * config/c4x/c4x.opt (mrpts=): Add Var().
3598 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
3599 cris_elinux_stacksize_str here.
3600 * config/cris/aout.opt (melinux-stacksize=): Add Var().
3601 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
3602 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3603 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
3604 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3605 (cris_handle_option): Don't set the above variables here.
3606 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
3607 (max-stackframe=): Add Var()s.
3609 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
3610 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
3611 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
3612 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
3613 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
3614 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
3615 (ix86_handle_option): Don't set the above variables here.
3616 * config/i386/i386.opt (malign-functions=, malign-jumps=)
3617 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
3618 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
3621 * config/ia64/ia64.h (ia64_tls_size): Delete.
3622 * config/ia64/ia64.c (ia64_tls_size): Delete.
3623 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
3624 reading the integer argument from the "value" parameter. Don't
3625 set ia64_tls_size here.
3626 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
3627 Add Var() and Init().
3629 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
3630 (m32r_cache_flush_trap): Delete.
3631 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
3632 (m32r_cache_flush_trap): Delete.
3633 (m32r_handle_option): Don't set the above variables when handling
3634 -mflush-func= and -mflush-trap=.
3635 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
3638 * config/mips/mips.h (mips_cache_flush_func): Delete.
3639 * config/mips/mips.c (mips_arch_string, mips_tune_string)
3640 (mips_cache_flush_func): Delete.
3641 (mips_handle_option): Don't set the above variables when handling
3642 -march=, -mtune= and -mflush-func=.
3643 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
3645 * config/s390/s390.c (s390_arch_string): Delete.
3646 (s390_handle_option): Don't set it here.
3647 * config/s390/s390.opt (march=): Add Var().
3649 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
3650 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
3651 (sparc_handle_option): Don't set it here.
3652 * config/sparc/sparc.opt (mcmodel=): Add Var().
3654 2005-05-25 Roger Sayle <roger@eyesopen.com>
3656 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
3657 call to convert_to_integer by building the NOP_EXPR directly.
3659 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
3661 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
3663 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3664 Jeff Law <law@redhat.com>
3666 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
3667 constant and side_effects of the ADDR_EXPR are consistent.
3669 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
3670 appropriately around calls to recompute_tree_invarant_for_addr_expr.
3672 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3674 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
3675 (s390_function_arg, s390_gimplify_va_arg): Use them.
3676 (s390_register_info): Save only required subset of argument
3677 registers into save area for va_list.
3678 (s390_va_start): Initialize only required elements of va_list struct.
3679 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
3681 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3683 * reload1.c (verify_initial_elim_offsets): Return boolean status
3684 instead of aborting.
3685 (reload): Adapt verify_initial_elim_offsets call site. Restart
3686 main loop if some initial elimination offsets changed.
3688 2005-05-25 Adam Nemet <anemet@lnxw.com>
3690 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
3691 of -mno-svr4-struct-return.
3693 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3695 Fix PR tree-optimization/21705
3697 * tree-ssa-pre.c (in_fre): New static variable.
3698 (create_value_expr_from): Recursively value number reference ops
3700 (can_value_number_call): Temporary restrict only exists for
3703 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
3705 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
3706 sizeof (bitmap *) with sizeof (bitmap).
3708 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3710 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
3713 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3715 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
3718 2005-05-25 Jan Hubicka <jh@suse.cz>
3720 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
3721 * cgraph.c (cgraph_create_node): Reset estimated_growth.
3722 * cgraph.h (cgraph_global_info): Add estimated_growth.
3723 * ipa-inline.c: Include coverage.h
3724 (max_insns, max_count): New static variables.
3725 (cgraph_estimate_size_after_inlining): Cache the result.
3726 (cgraph_estimate_growth):
3727 * passes.c (rest_of_clean_state): Kill coverage_end_function.
3728 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
3729 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
3731 (ipa_passes): Initialize bitmaps.
3733 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3735 * loop-doloop.c: Include "target.h".
3736 (doloop_valid_p): Move tests to function in targhooks.c.
3737 * target.h (struct gcc_target): New target hook
3738 "insn_valid_within_doloop".
3739 * target-def.h: Define default value for "insn_valid_within_doloop".
3740 (TARGET_INITIALIZER): Insert new target hook into initializer.
3741 * targhooks.c (default_insn_valid_within_doloop): New function.
3742 * targhooks.h (default_insn_valid_within_doloop): Declare.
3743 * hooks.c (hook_bool_rtx_true): New function.
3744 * hooks.h (hook_bool_rtx_true): Declare.
3745 * doc/tm.texi: Add documentation for new target hook.
3747 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3750 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
3751 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
3752 (sparc_tls_referenced_p): New prototype.
3753 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
3754 (sparc_expand_move): Look for TLS addresses with constant offsets.
3755 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
3756 tls_symbolic_operand.
3757 (legitimate_pic_operand_p): Likewise.
3758 (legitimate_address_p): Likewise.
3759 (legitimize_address): Likewise.
3760 (sparc_tls_symbol_ref_1): New function.
3761 (sparc_tls_referenced_p): New function.
3762 * config/sparc/predicates.md (tgd_symbolic_operand): Use
3763 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
3764 (tld_symbolic_operand): Likewise.
3765 (tie_symbolic_operand): Likewise.
3766 (tle_symbolic_operand): Likewise.
3768 2005-05-24 DJ Delorie <dj@redhat.com>
3770 * common.opt (-Wattributes): New. Default true.
3771 * doc/invoke.texi (-Wno-attributes): Document.
3773 * attribs.c (decl_attributes): Move warning control from if() to
3775 * c-common.c (handle_packed_attribute): Likewise.
3776 (handle_nocommon_attribute): Likewise.
3777 (handle_common_attribute): Likewise.
3778 (handle_noreturn_attribute): Likewise.
3779 (handle_noinline_attribute): Likewise.
3780 (handle_always_inline_attribute): Likewise.
3781 (handle_used_attribute): Likewise.
3782 (handle_unused_attribute): Likewise.
3783 (handle_const_attribute): Likewise.
3784 (handle_transparent_union_attribute): Likewise.
3785 (handle_constructor_attribute): Likewise.
3786 (handle_destructor_attribute): Likewise.
3787 (handle_mode_attribute): Likewise.
3788 (handle_alias_attribute): Likewise.
3789 (handle_visibility_attribute): Likewise.
3790 (handle_tls_model_attribute): Likewise.
3791 (handle_malloc_attribute): Likewise.
3792 (handle_returns_twice_attribute): Likewise.
3793 (handle_pure_attribute): Likewise.
3794 (handle_deprecated_attribute): Likewise.
3795 (handle_vector_size_attribute): Likewise.
3796 (handle_nothrow_attribute): Likewise.
3797 (handle_cleanup_attribute): Likewise.
3798 (handle_warn_unused_result_attribute): Likewise.
3799 (handle_sentinel_attribute): Likewise.
3800 * c-decl.c (diagnose_mismatched_decls): Likewise.
3801 (start_decl): Likewise.
3802 (grokdeclarator): Likewise.
3803 (start_function): Likewise.
3804 * c-format.c (check_function_format): Likewise.
3805 * stor-layout.c (place_field): Likewise.
3806 (finalize_record_size): Likewise.
3807 * tree.c (handle_dll_attribute)): Likewise.
3808 * varasm.c (default_assemble_visibility): Likewise.
3809 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3810 (darwin_assemble_visibility): Likewise.
3811 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3812 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3813 (arm_handle_isr_attribute): Likewise.
3814 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3815 (avr_handle_fndecl_attribute): Likewise.
3816 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3817 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3818 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3819 (h8300_handle_eightbit_data_attribute): Likewise.
3820 (h8300_handle_tiny_data_attribute): Likewise.
3821 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3822 (ix86_handle_regparm_attribute): Likewise.
3823 (ix86_handle_struct_attribute): Likewise.
3824 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3825 (i386_pe_encode_section_info): Likewise.
3826 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3827 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3828 (ip2k_handle_fndecl_attribute): Likewise.
3829 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3830 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3831 (m68hc11_handle_fntype_attribute): Likewise.
3832 (m68hc11_encode_section_info): Likewise.
3833 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3834 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3835 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3836 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3837 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3838 (sh_handle_sp_switch_attribute): Likewise.
3839 (sh_handle_trap_exit_attribute): Likewise.
3840 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3841 (sh_symbian_handle_dll_attribute): Likewise.
3842 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3843 (xstormy16_handle_below100_attribute): Likewise.
3844 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3846 * c-common.c (unsigned_conversion_warning): Move warning control
3847 from if() to warning(OPT_*).
3848 (c_common_truthvalue_conversion): Likewise.
3849 (c_do_switch_warnings): Likewise.
3850 * c-decl.c (diagnose_mismatched_decls): Likewise.
3851 (diagnose_mismatched_decls): Likewise.
3852 (define_label): Likewise.
3853 (grokdeclarator): Likewise.
3854 * c-format.c (check_format_info): Likewise.
3855 * c-lex.c (interpret_integer): Likwise.
3856 (lex_string): Likewise.
3857 * c-opts.c (c_common_post_options): Likewise.
3858 * c-parser.c (c_parser_unary_expression): Likewise.
3859 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3860 (handle_pragma_extern_prefix): Likewise.
3861 * c-typeck.c (build_binary_op): Likewise.
3862 * gcse.c (is_too_expensive): Likewise.
3863 * opts.c (decode_options): Likewise.
3864 * stor-layout.c (place_field): Likewise.
3865 * tree-cfg.c (remove_bb): Likewise.
3867 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3868 * flags.h (warn_return_type): Remove.
3869 * toplev.c (warn_return_type): Likewise.
3871 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3873 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3874 existence of long long and __int64 before determining their size.
3875 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3876 * configure, config.h.in: Regenerate.
3878 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3880 * configure: Regenerate.
3882 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3884 * c-common.h (objc_comptypes): Remove prototype.
3885 (objc_compare_types): New prototype.
3886 (objc_volatilized_decl): Likewise.
3887 (objc_type_quals_match): Likewise.
3888 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3889 objc_volatilize_decl().
3890 * c-typeck.c (comp_target_types): Remove third parameter; do
3891 not call objc_comptypes().
3892 (comptypes): Remove calls to objc_comptypes().
3893 (build_function_call): Extend compatible prototype check to ObjC.
3894 (build_conditional_expr): Adjust call to comp_target_types().
3895 (convert_for_assignment): Call objc_compare_types() instead of
3896 objc_comptypes(); adjust calls to comp_target_types(); call
3897 objc_type_quals_match() before issuing qualifier mismatch
3899 (build_binary_op): Call objc_compare_types() before issuing
3900 pointer mismatch warnings; adjust calls to
3901 comp_target_types().
3902 * stub-objc.c (objc_comptypes): Remove stub.
3903 (objc_compare_types): New stub.
3904 (objc_volatilized_decl): Likewise.
3905 (objc_type_quals_match): Likewise.
3907 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3909 * config/ia64/ia64intrin.h: Define nothing for C++:
3910 overloaded builtins have been ported to C++.
3912 2005-05-24 Jeff Law <law@redhat.com>
3914 * tree-nested.c (build_addr): New "context" argument. Temporarily
3915 set current_function_decl around the call to build the ADDR_EXPR.
3916 (get_static_chain): Pass proper context to build_addr.
3917 (convert_nl_goto_reference): Likewise.
3918 (convert_tramp_reference): Likewise.
3919 (final_nesting_tree_1): Likewise.
3920 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3921 (tree_gen_pow2_profiler): Likewise.
3922 (tree_gen_one_value_profiler): Likewise.
3923 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3924 * tree.h (build_addr): Update prototype.
3926 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3928 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3929 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3930 write to has_escape_site.
3932 2005-05-24 Jeff Law <law@redhat.com>
3934 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3935 * tree-cfg.c: Include tree-ssa-propagate.h.
3936 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3939 2005-05-24 Nick Clifton <nickc@redhat.com>
3941 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3942 __NO_FPRS__ when 'f' class registers will not be available.
3944 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3946 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3948 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3950 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3953 2005-05-23 Jeff Law <law@redhat.com>
3955 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3956 recompute_tree_invariant_for_addr_expr here.
3957 (optimize_stmt): Call it here instead and do so if anything
3958 at all has changed in the statement and the RHS is an ADDR_EXPR.
3959 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3960 needed, call recompute_tree_invariant_for_addr_expr.
3961 * tree-ssa-propagate.c (substitute_and_fold): Call
3962 recompute_tree_invariant_for_addr_expr as needed.
3964 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3966 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3967 saving less registers than the replacement.
3969 2005-05-23 Jan Hubicka <jh@suse.cz>
3971 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3973 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3975 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3976 * config/sparc/sparc.c (sparc_expand_move): New function.
3977 (sparc_emit_set_const64): Rewrite assert condition on entry.
3978 (legitimate_constant_p) <CONST_VECTOR>: New case.
3979 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3980 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3981 movV64, movtf): Use nonimmediate_operand for the first operand.
3982 Rewrite. Only invoke sparc_expand_move.
3983 * config/sparc/predicates.md (input_operand): Reorder tests.
3985 2005-05-23 Jan Beulich <jbeulich@novell.com>
3987 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3988 missing return statement.
3990 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3992 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3993 emit_move_insn for moves to TFmode stack slots.
3995 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3997 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3998 to va_list of the form &va[0].
4000 2005-05-20 Jan Hubicka <jh@suse.cz>
4002 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
4003 * genemit.c (main): Make insn-emit to include basic-block.h too.
4005 2005-05-20 Jan Hubicka <jh@suse.cz>
4007 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
4009 2005-05-19 Richard Henderson <rth@redhat.com>
4011 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
4012 emit_store_conditional): Split out from ...
4013 (alpha_split_atomic_op): ... here.
4014 (alpha_split_compare_and_swap): New; extract from .md file.
4015 (alpha_split_lock_test_and_set): Likewise.
4016 * config/alpha/alpha-protos.h: Update.
4017 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
4018 split code into alpha.c.
4019 (sync_lock_test_and_set<I48MODE>): Likewise.
4021 2005-05-19 Richard Henderson <rth@redhat.com>
4023 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
4025 2005-05-19 Richard Henderson <rth@redhat.com>
4027 * config/i386/sse.md (mulv4si3): Use all register inputs.
4028 (mulv2di3): Likewise.
4030 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
4032 * tree-ssa-loop-ivopts.c (determine_base_object): Use
4033 build_fold_addr_expr to generate trees of correct type.
4034 Use fold_buildN if possible.
4036 2005-05-19 Jan Hubicka <jh@suse.cz>
4038 * basic-block.h (REG_BR_PROB_BASE): Define.
4039 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
4040 (dump_cgraph_node): Dump count.
4041 (cgraph_clone_edge): Rescale counts.
4042 (cgraph_clone_node): Likewise.
4043 * cgraph.h: Include basic-block.h
4044 (cgraph_node): Add count.
4045 (cgraph_edge): Add count and loop_nest.
4046 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
4048 * cgraphunit.c: Kill now redundant inlining comment.
4049 (cgraph_create_edges): Make static, maintain current basic block;
4051 (record_call_1): Fill in new fields.
4052 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4054 (cgraph_decide_recursive_inlining): Likewise.
4055 * rtl.h (REG_BR_PROB_BASE): Kill.
4056 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
4057 (expand_call_inline): Update call of cgraph_create_edge.
4058 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4060 2005-05-19 Nick Clifton <nickc@redhat.com>
4062 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
4063 new rs6000_explicit_options structure.
4065 2005-05-19 Richard Henderson <rth@redhat.com>
4068 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
4069 TFmode code swapping ...
4070 (alpha_emit_xfloating_compare): ... here.
4071 (alpha_emit_setcc): Update to match.
4072 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
4074 2005-05-19 Richard Henderson <rth@redhat.com>
4077 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
4078 memory indirection in local-dynamic case.
4080 2005-05-18 Jie Zhang <jie.zhang@analog.com>
4081 Bernd Schmidt <bernd.schmidt@analog.com>
4083 * config/bfin/bfin.c (branch_dest): Add comment why it's
4085 * config/bfin/bfin.md (attr "length" default): Change the offset of
4086 forward conditional branch of length 4 from 4096 to 4092.
4088 2005-05-19 Jan Beulich <jbeulich@novell.com>
4090 * unwind-compat.c: Include tconfig.h and tsystem.h.
4091 * unwind-dw2-fde-compat.c: Likewise.
4093 2005-05-18 Richard Henderson <rth@redhat.com>
4096 * ifcvt.c (noce_process_if_block): Avoid conversion when the
4097 memory destination is readonly.
4099 2005-05-18 Richard Henderson <rth@redhat.com>
4102 * tree-ssa-operands.c (opf_non_specific): New.
4103 (get_asm_expr_operands): Set it.
4104 (add_call_clobber_ops, add_call_read_ops): Likewise.
4105 (add_stmt_operand): Test it instead of opf_kill_def when
4106 considering unmodifiable variables.
4108 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
4110 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
4112 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
4113 tree-ssa-forwprop.c: Fix comment typos.
4114 * doc/invoke.texi: Fix a typo.
4116 2005-05-18 Richard Henderson <rth@redhat.com>
4118 * config.gcc (powerpc-*-linux*): Include linux64.opt when
4119 including linux64.h.
4121 2005-05-18 Richard Henderson <rth@redhat.com>
4123 * tree-cfg.c (pass_remove_useless): Revert last change.
4124 * tree-optimize.c (init_tree_optimization_passes): Initialize
4125 all_lowering_passes with PROP_gimple_any.
4127 2005-05-18 Devang Patel <dpatel@apple.com>
4129 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
4132 2005-05-18 Richard Henderson <rth@redhat.com>
4134 * tree-ssa-forwprop.c (cfg_changed): New.
4135 (tidy_after_forward_propagate_addr): New.
4136 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
4137 (forward_propagate_addr_into_variable_array_index): Likewise.
4138 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
4141 2005-05-18 Geoffrey Keating <geoffk@apple.com>
4143 * dummy-checksum.c: New.
4144 * genchecksum.c: New.
4145 * c.opt (print_pch_checksum): New flag.
4146 * c-pch.c (struct c_pch_validity): Make much shorter.
4148 (host_machine): Remove.
4149 (target_machine): Remove.
4150 (get_ident): Change PCH version number.
4151 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
4152 Don't put triplets or version string in PCH validity data.
4153 Do put the compiler checksum in the validity data.
4154 (c_common_valid_pch): Don't check triplets or version string. Do
4156 (c_common_print_pch_checksum): New.
4157 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
4158 Print fingerprint with -v.
4159 * c-common.h (c_common_print_pch_checksum): New.
4160 (executable_checksum): New.
4161 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
4162 (cc1-dummy): New rule.
4163 (cc1-checksum.c): New rule.
4164 (cc1-checksum.o): New rule.
4165 (cc1): Add checksum support.
4166 (build/genchecksum): New.
4167 (build/genchecksum.o): New.
4168 (dummy-checksum.o): New.
4169 (genobjnames): Add genchecksum.o.
4170 (mostlyclean): Remove *-checksum.c.
4171 (gnucompare): Add libgcc to list of directories checked.
4172 Make comparison problems in libgcc/ and with checksum files only
4174 * doc/invoke.texi (Precompiled Headers): Remove caution.
4175 Document that it must be the exact same binary. Add a few
4176 known-safe flags to the list.
4178 * rs6000/predicates.md (fix_trunc_dest_operand): New.
4179 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
4180 Check that a memory operand is valid before trying to use it.
4182 * tree-cfg.c (pass_remove_useless): This pass works on trees.
4184 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
4186 * tree.c (build1_stat): Don't try to handle two-operand
4189 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
4191 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
4192 * config/sh/sh.h: Update mask names throughout.
4193 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
4194 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
4195 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
4196 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
4197 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
4198 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
4199 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
4200 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
4201 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
4202 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
4203 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
4204 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
4205 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
4206 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
4207 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
4208 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
4209 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
4210 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
4211 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
4212 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
4213 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
4214 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
4215 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
4216 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
4217 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
4218 (SUBTARGET_SWITCHES): Delete.
4219 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
4220 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
4221 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
4222 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
4223 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
4224 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
4225 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
4226 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
4227 (SUPPORT_SH3): Likewise SUPPORT_SH2.
4228 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
4229 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
4231 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
4232 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
4233 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
4234 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
4235 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
4236 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
4237 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
4238 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
4239 (SUPPORT_ANY_SH5): New macros.
4240 (TARGET_NONE): Replace with...
4241 (MASK_ARCH): ...this new macro.
4242 * config/sh/elf.h: Update mask names
4243 * config/sh/linux.h: Likewise.
4244 * config/sh/little.h: Likewise.
4245 * config/sh/netbsd-elf.h: Likewise.
4246 * config/sh/symbian-pre.h: Likewise.
4247 * config/sh/sh.c (sh_handle_option): New function.
4248 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4249 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
4250 (sh_target_switches, target_switches): Delete.
4251 (sh_pch_valid_p): Check for specific differences in the target_flags
4253 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
4254 * config/sh/sh.opt: New file.
4256 2005-05-18 Richard Henderson <rth@redhat.com>
4259 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
4260 small_addr_symbolic_operand.
4262 2005-05-18 Jeff Law <law@redhat.com>
4264 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4265 propagate an ADDR_EXPR if the definition and use sites are
4266 in different EH regions.
4268 2005-05-18 Ian Lance Taylor <ian@airs.com>
4270 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
4273 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
4275 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
4277 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
4279 Fix PR tree-optimization/21407
4281 * tree-ssa-operands.c (note_addressable): Change
4282 COMPONENT_REF handling in response to aliasing
4285 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4287 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
4288 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
4289 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
4290 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
4291 the default on Solaris too.
4293 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
4295 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
4298 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4300 * timevar.def (TV_SCEV_CONST): New timevar.
4301 * tree-optimize.c (init_tree_optimization_passes): Add
4303 * tree-pass.h (pass_scev_cprop): Declare.
4304 * tree-scalar-evolution.c (scev_const_prop): New function.
4305 * tree-scalar-evolution.h (scev_const_prop): Declare.
4306 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
4308 * tree-cfg.c (replace_uses_by): Export.
4309 * tree-flow.h (replace_uses_by): Declare.
4311 2005-05-17 Ziemowit Laski <zlaski@apple.com>
4312 Mike Stump <mrs@apple.com>
4314 Yet more Objective-C++...
4316 * c-common.h (objc_finish_try_stmt): Add.
4317 (objc_build_synchronized): Add.
4318 (objc_generate_write_barrier): Add.
4319 * stub-objc.c (objc_build_synchronized): Add return value.
4320 (objc_finish_try_stmt): Likewise.
4321 (objc_generate_write_barrier): Add.
4323 * c-common.h (objc_rewrite_function_call): Add.
4324 * c-typeck.c (build_function_call): Allow objc to rewrite
4326 (build_modify_expr): Allow objc to generate write barriers.
4327 * c.opt (Wassign-intercept): Add.
4328 (Wstrict-selector-match): Add.
4329 (fobjc-call-cxx-cdtors): Add.
4330 (fobjc-direct-dispatch): Add.
4332 * dbxout.c (get_lang_number): Add Objective-C++ support.
4333 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
4334 (-Wstrict-selector-match): Likewise.
4335 (-fobjc-direct-dispatch): Likewise.
4336 (-Wassign-intercept): Likewise.
4337 (Overall Options): Likewise.
4338 * gengtype.c (get_output_file_with_visibility): Likewise.
4339 * stub-objc.c (objc_rewrite_function_call): Add.
4340 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
4342 * c-common.c (flag_objc_exceptions): Remove.
4343 (flag_objc_sjlj_exceptions): Remove.
4344 * c-decl.c (objc_mark_locals_volatile): Don't change decls
4345 that are already ok.
4346 * c-opts.c (c_common_handle_option, case
4347 OPT_fobjc_exceptions): Remove.
4348 (case OPT_fobjc_sjlj_exceptions): Remove
4349 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
4350 (fobjc-exceptions): Likewise.
4351 (fobjc-sjlj-exceptions): Likewise.
4352 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
4353 (OFFS_ASSIGNIVAR_FAST): Add.
4355 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4357 * config/sparc/sparc.md (movhi): Do not test constness
4358 of operand #1 twice.
4360 (movdi): Unconditionally accept zero as second operand
4361 when the first is memory.
4362 (movdi_insn_sp32): Handle above case.
4363 (DImode splitter): Use predicates.
4364 (DImode splitter): Use const_zero_operand predicate.
4365 (movsf_insn): Swap 2 alternatives.
4367 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4369 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
4370 expand_simple_operations to bases of the ivs.
4371 (tree_int_cst_sign_bit): Export.
4372 * tree-flow.h (expand_simple_operations): Declare.
4373 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
4374 tree_int_cst_sign_bit.
4375 (expand_simple_operations): Export.
4376 * tree.h (tree_int_cst_sign_bit): Declare.
4378 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4380 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
4382 (replace_uses_by): New function.
4383 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
4384 * tree-flow.h (fold_stmt_inplace): Declare.
4385 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
4386 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
4387 info after cfg cleanup.
4389 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4391 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
4392 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
4395 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4397 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
4398 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
4399 * timevar.c (timevar_ggc_mem_total): New variable.
4400 (GGC_MEM_BOUND): New constant.
4401 (get_time): Record ggc memory status.
4402 (timevar_accumulate): Accumulate amount of ggc memory.
4403 (timevar_print): Print consumption of ggc memory.
4404 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
4405 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
4406 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
4407 * timevar.h (struct timevar_time_def): Add ggc_mem field.
4408 (timevar_ggc_mem_total): Declare.
4410 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
4412 * tree-into-ssa.c (update_ssa): Clean up by shortening the
4415 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4417 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
4419 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
4420 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
4421 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
4422 ("s<ocond:code>"): Rename from respectively "b<ncond>",
4423 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
4424 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
4425 "s<rcond>" and "s<ocond>".
4426 ("b<ocond:code>", "*b<ocond:code>_reversed")
4427 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
4428 output statement section.
4430 2005-05-17 Roger Sayle <roger@eyesopen.com>
4432 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
4434 2005-05-17 Steven Bosscher <stevenb@suse.de>
4435 Stuart Hastings <stuart@apple.com>
4436 Jan Hubicka <jh@suse.cz>
4437 Dale Johannesen <dalej@apple.com>
4439 * cgraph.h (cgraph_node): Add 'lowered' state.
4440 (cgraph_lower_function): Declare.
4441 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
4442 (cgraph_lower_function): New function.
4443 (cgraph_create_edges): Deal with lowered function bodies.
4444 (verify_cgraph_node): Likewise.
4445 (cgraph_analyze_function): Do lowering job.
4446 (cgraph_build_static_cdtor): Likewise.
4447 * function.h (struct function): Add saved_eh and saved_cfg.
4448 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
4449 * tree-cfg.c (fold_cond_expr_cond): Export.
4450 * tree-flow.h (fold_cond_expr_cond): Declare.
4451 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
4453 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
4454 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
4455 callee_cfun, block, eh_region, eh_region_offset.
4456 (inlining_p): New predicate.
4457 (remap_decl): Update for new inline_data; declare newly created inline
4458 vars in low gimple way.
4459 (copy_body_r): Update for new datastructure, simplify some of handling
4460 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
4461 deal with RESX_EXPRs.
4463 (copy_edges_for_bb): Likewise.
4464 (remap_decl_1): New.
4465 (copy_cfg_body): New.
4466 (copy_generic_body): Rewrite to work on low gimple.
4467 (copy_body): Turn into simple wrapper around copy_cfg_body.
4468 (setup_one_parameter): Insert new statements into given basic block.
4469 (initialize_initialized_parameters): Likewise, reorganize way things are
4471 (declare_return_variable): Update for new inline data datastructure.
4472 (inline_forbidden_p): Work on low gimple.
4473 (estimate_num_insns): Likewise.
4474 (expand_call_inline): Work on CFG.
4475 (push_cfun, pop_cfun): New functions.
4476 (cfun_stack): New stack.
4477 (add_lexical_block): New function.
4478 (gimple_expand_calls_inline): Work on basic block.
4479 (optimize_inline_calls): Likewise.
4480 (clone_body, save_body, unsave_ewpr_now): Update for new
4482 (declare_inline_vars): Work on block instead of bind_expr.
4483 (inlining_p): New predicate.
4484 * tree-inline.h (push_cfun, pop_cfun): Declare.
4485 * tree-optimize.c: Include except.h
4486 (all_lowering_passes): New variable.
4487 (execute_fixup_cfg, pass_fixup_cfg): New pass.
4488 (init_tree_optimization_passes): Move some to all_lowering_passes.
4489 (tree_lowering_passes): New function.
4490 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
4491 * tree-pass.h (tree_lowering_passes): Declare
4493 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4495 * unwind-dw2-fde-darwin.c: Include tsystem.h.
4497 2005-05-17 Jeff Law <law@redhat.com>
4499 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
4500 * tree-ssa-forwprop.c: Include langhooks.h.
4501 (forward_propagate_addr_expr_into_variable_array_index): New.
4502 (forward_propagate_addr_expr): New.
4503 (tree_ssa_forward_propagate_single_use_vars): Loop over all
4504 the statements in the block instead of just the last statement.
4505 Call forward_propagate_addr_expr as needed.
4506 (pass_forwprop): Update the SSA graph after forward propagation is
4509 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4511 * unwind-dw2-fde-glibc.c (base_from_cb_data,
4512 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
4514 * unwind-dw2-fde.c (__deregister_frame_info_bases,
4515 base_from_object, fde_split, end_fde_sort): Likewise.
4516 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
4517 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
4518 uw_init_context_1): Likewise.
4519 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
4520 _Unwind_Resume_or_Rethrow): Likewise.
4521 * unwind-pe.h (__gxx_abort): Do not define.
4522 (size_of_encoded_value, base_of_encoded_value,
4523 read_encoded_value_with_base): Use gcc_unreachable.
4524 * unwind.h (_Unwind_GetTextRelBase): Likewise.
4526 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4528 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
4529 (cfi_end): New macros.
4530 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
4531 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
4532 an eight byte stack frame.
4533 (__NR_tkill): Define.
4534 (__div0): Use gettid tkill on GNU/Linux.
4535 (_arm_return): Add CFI.
4536 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
4538 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4540 * configure.ac: Remove spaces around assignment to
4542 * configure: Regenerated.
4544 2005-05-17 David Edelsohn <edelsohn@gnu.org>
4546 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
4547 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
4549 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
4550 Modify aix_struct_return variable, not target_flags.
4551 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
4552 (rs6000_return_in_memory): Test aix_struct_return.
4553 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
4554 independent variable. Report mxl-compat.
4556 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
4558 * config/bfin/bfin.md (eh_return): Add missing DONE.
4560 2005-05-17 Ian Lance Taylor <ian@airs.com>
4562 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
4564 (mode_attr_index): Remove check for defined attribute. Remove
4565 infile parameter. Change all callers.
4566 (apply_mode_maps): Add unknown parameter. Change caller. Always
4567 return after finding attribute.
4568 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
4570 (apply_macro_traverse): Set mtd->unknown_mode_attr.
4571 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
4572 attribute used for a mode.
4574 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4576 * tree-ssa-math-opts.c: New file.
4578 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4580 * Makefile.in: Add tree-ssa-math-opts.c.
4581 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
4582 * fold-const.c (distribute_real_division): New.
4583 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
4584 * tree-pass.h (pass_cse_reciprocals): New.
4585 * tree-optimize.c (init_tree_optimization_passes): Run it.
4586 * doc/passes.texi: Document the new pass.
4588 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
4591 * builtins.c (fold_builtin_constant_p): Handle
4592 &"string cst"[0] as constant.
4594 2005-05-17 Richard Henderson <rth@redhat.com>
4596 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
4598 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4601 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
4602 src2 if src2 has been split.
4604 PR tree-optimization/21610
4605 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
4606 returning DECL, call unshare_expr.
4608 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4610 * config/cris/cris.md: Unquote preparation and output statements.
4611 (BWD, WD, BW): New, mode-macros.
4612 (S, s, m, mm, nbitsm1): New, mode-attrs.
4613 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
4614 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
4616 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
4617 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
4618 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
4620 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
4621 ("movdi"): Move misplaced head comment regarding necessity of
4622 movdi from movsi to here.
4623 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
4625 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
4626 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
4627 "*mov_sideqi_biap_mem".
4628 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
4630 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
4631 "*clear_sidehi_biap" and "*clear_sideqi_biap".
4632 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
4633 and "*clear_sideqi".
4634 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
4635 "*ext_sidehisi_biap".
4636 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
4638 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
4639 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
4640 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
4641 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
4642 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
4644 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
4645 "*op_sidehi_biap" and "*op_sidesi_biap".
4646 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
4648 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
4649 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
4650 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
4651 "*op_swap_sidehi" and "*op_swap_sidesi".
4652 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
4653 in the N alternative of "subqi3".
4654 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
4655 "*extophisi_side_biap".
4656 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
4658 ("*extop<mode>si_swap_side_biap"): Replace
4659 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
4660 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
4661 "*extophisi_swap_side".
4662 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
4663 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
4665 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
4666 "mulqihi3", "mulhisi3" and "mulhisi3".
4667 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
4668 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
4670 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
4671 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
4672 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
4673 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
4674 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
4675 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
4676 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
4677 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
4678 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
4679 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
4680 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
4681 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
4683 ("abs<mode>2"): Replace "abshi2" and "absqi2".
4684 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
4686 ("b<ocond>"): Replace "bgt" and "ble".
4687 ("b<rcond>"): Replace "blt" and "bge".
4688 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
4689 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
4691 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
4693 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
4695 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
4697 ("s<rcond>"): Replace "sge" and "slt".
4698 ("s<ocond>"): Replace "sgt" and "sle".
4699 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
4700 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
4701 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
4702 clear.w [rx=rx+i] and clear.b [rx=rx+i].
4704 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4706 * varasm.c (struct constant_descriptor_tree): Add hash field.
4707 (const_desc_hash): Just return hash field.
4708 (const_desc_eq): If hash values are different, return 0 immediately.
4709 (output_constant_def): Compute hash field of temporary key, use
4710 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
4711 newly built constant descriptor.
4712 (lookup_constant_def): Compute hash field of temporary key, use
4713 htab_find_with_hash instead of htab_find.
4715 2005-05-16 Richard Henderson <rth@redhat.com>
4717 * config/i386/sse.md (mulv4si3): New.
4719 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4721 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
4722 tests for noncanonical versions of reg+constant and
4725 2005-05-16 Richard Henderson <rth@redhat.com>
4726 Steven Bosscher <stevenb@suse.de>
4729 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
4730 maybe_clean_eh_stmt; take old stmt parameter. Update EH
4731 region data structure to match replacement.
4732 * tree-flow.h: Update to match.
4733 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4734 * tree-ssa-dom.c (optimize_stmt): Likewise.
4735 * tree-ssa-pre.c (eliminate): Likewise.
4736 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4738 2005-05-16 Caroline Tice <ctice@apple.com>
4740 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
4741 internal_error with gcc_assert.
4742 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
4743 * function.h (struct function): Remove space between "*" and
4745 * varasm.c (initialize_cold_section_name): Add gcc_assert;
4746 modify to use alloca.
4747 (unlikely_text_section): Add check for flag_function_sections.
4748 (assemble_start_function): Move call to resolve_section, so it
4749 comes before first call to unlikely_text_section.
4750 (assemble_end_function): Add test and call to function_section
4753 2005-05-16 Roger Sayle <roger@eyesopen.com>
4755 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
4756 instead of build_binary_op when performing code transformations
4757 to avoid error messages about constructs not it the user's code.
4759 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4761 * tree-ssa-pre.c: Fix a comment typo.
4763 2005-05-16 Richard Henderson <rth@redhat.com>
4766 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
4767 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
4768 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
4769 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
4770 add_tprel22): Remove mode from symbolic operand.
4772 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4774 * optc-gen.awk: Include intl.h after the externally-provided files.
4776 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4778 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
4779 folding a COND_EXPR_COND in a nondestructive manner.
4781 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4783 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4784 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4785 New values for vec_select definitions and bitmask for element
4788 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4790 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4791 Change the type to VEC(rtx,gc)*.
4792 (mem_loc_descriptor, add_const_value_attributes,
4793 dwarf2out_init): Adjust uses of used_rtx_varray.
4795 * tree-data-ref.c (compute_all_dependences): Change the type
4796 of dependence_relations to VEC(ddr_p,heap)**.
4797 (compute_data_dependences_for_loop): Change the type of
4798 allrelations to VEC(ddr_p,heap)*.
4800 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4802 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4803 system.h, coretypes.h and tm.h.
4804 (options.o): Update dependencies accordingly.
4805 * optc-gen.awk: Allow header_name to be a list of filenames.
4806 Handle the "Condition" flag.
4807 * opts.h (CL_DISABLED): New flag.
4808 * opts.c (handle_option): Print an error for CL_DISABLED options.
4809 * doc/options.texi: Document the "Condition" option flag.
4811 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4813 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4815 2005-05-15 Roger Sayle <roger@eyesopen.com>
4817 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4818 check for TREE_OVERFLOW on INTEGER_CST trees.
4819 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4820 CONSTANT_CLASS_P tree nodes.
4822 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4825 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4827 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4829 Fix PR tree-optimization/21576
4831 * tree-ssa-pre.c (expression_node_pool): New pool.
4832 (comparison_node_pool): Ditto.
4833 (list_node_pool): Ditto.
4834 (pool_copy_list): New function.
4835 (phi_translate): Handle CALL_EXPR.
4836 (valid_in_set): Ditto.
4837 (create_expression_by_pieces): Ditto.
4838 (insert_into_preds_of_block): Ditto.
4839 (insert_aux): Ditto.
4840 (compute_avail): Ditto.
4841 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4842 (can_value_number_call): New function.
4843 (find_leader): Update comment.
4844 (init_pre): Create new pools.
4845 (fini_pre): Free new pools.
4846 (pass_pre): Add TODO_update_ssa for the future when we are going
4848 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4849 (set_value_handle): Ditto.
4850 (get_value_handle): Ditto.
4852 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4854 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4856 2005-05-15 Andreas Jaeger <aj@suse.de>
4858 * gcc.c (pfatal_pexecute): Remove unused local function.
4860 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4862 * optc-gen.awk: Remove excess indentation.
4863 * opth-gen.awk: Likewise.
4865 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4867 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4868 of basic_block_info. Call init_flow and find_basic_blocks
4869 before dbr_schedule if needed.
4871 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4873 * tree-optimize.c (init_tree_optimization_passes): Move
4874 pass_cd_dce in place of the last pass_dce.
4876 PR tree-optimization/21563
4877 * tree-vrp.c (compare_value): Return boolean_false_node when
4878 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4879 strictly larger than CST.
4881 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4882 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4884 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4886 (rev_cond_name) Likewise.
4887 (vax_float_literal) Likewise.
4888 * config/vax/vax.md: Likewise.
4890 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4892 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4893 registers and use them (specifically the stack pointer).
4894 * config/vax/vax.h: Use above defines right here.
4896 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4897 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4898 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4900 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4901 mostly removal of trailing spaces...
4902 * config/vax/vax-modes.def: Remove trailing whitespace.
4904 * config/vax/elf.h: Update whitespace.
4906 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4909 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4910 * fold-const.c (fold_indirect_ref_1): Avoid removing
4911 NOP_EXPRs with type qualifiers like const.
4913 2005-05-14 Jan Hubicka <jh@suse.cz>
4915 Patch by Richard Henderson:
4916 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4917 Handle RESX expressions properly.
4919 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4920 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4921 (remove_stmt_from_eh_region_fn): Likewise.
4923 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4925 (execute_warn_function_noreturn): ... here.
4926 (pass_warn_function_noreturn): New pass.
4927 * tree-pass.h (pass_warn_function_noreturn): Declare
4928 * tree-optimize.c (init_tree_optimization_passes): Move return
4929 warnings early and add noreturn warnings at place of previous
4932 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4934 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4935 root_var_init, type_var_init): Use VEC instead of VARRAY.
4936 * tree-ssa-live.h (tree_partition_associator_d): Change the
4937 type of trees to VEC(tree,heap)*.
4938 (tpa_tree): Use VEC instead of VARRAY.
4940 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4942 * fold-const.c (div_if_zero_remainder): New function.
4943 (try_move_mult_to_index): Use it.
4945 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4947 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4949 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4950 lower_try_finally_copy, lower_try_finally_switch,
4951 lower_try_finally): Use VEC instead of VARRAY.
4953 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4955 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4956 comment regarding defined register classes.
4957 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4959 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4961 * tree-optimize.c (init_tree_optimization_passes): Move
4962 pass_merge_phi before the first pass_dominator.
4964 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4966 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4969 2005-05-13 Josh Conner <jconner@apple.com>
4971 * config/arm/arm.c (arm_size_return_regs): New.
4972 (thumb_unexpanded_epilogue): replace in-line calculation
4973 of return registers with call to arm_size_return_regs.
4974 (use_return_insn): Include test of which registers are
4975 being used to hold return values, to accommodate
4976 vector return values.
4978 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4980 * config/rs6000/sysv4.opt (mlittle): Handle.
4982 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4983 target_flags_explicit when appropriate.
4985 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4987 PR middle-end/20714:
4988 * optabs.c (no_conflict_data): New struct.
4989 (no_conflict_move_test): New function.
4990 (emit_no_conflict_block): Use it.
4992 2005-05-13 Adam Nemet <anemet@lnxw.com>
4994 * doc/invoke.texi (Debugging Options): Option
4995 -fdump-translation-unit only works with C++ now.
4997 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4999 Replace calls to abort in CRIS port.
5000 * config/cris/cris.h (CRIS_ASSERT): New macro.
5001 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
5002 internal_error instead of abort.
5003 ("movsi"): Ditto. Unquote preparation statement section.
5004 ("call", "call_value"): Ditto, but use gcc_assert where
5005 appropriate. Tweak comments.
5006 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
5008 (cris_op_str): Call internal_error, not abort.
5009 (cris_print_operand): Tweak "abort" reference to "die" in comment.
5010 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
5011 (cris_notice_update_cc): Call internal_error, not abort.
5012 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
5013 (cris_emit_movem_store, cris_asm_output_symbol_ref)
5014 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
5015 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
5016 ENABLE_CHECKING-guarded abort call.
5017 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
5018 Use internal_error at end of test-chain.
5020 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5022 PR rtl-optimization/20769:
5023 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
5024 pattern emitted by expand_nl_goto_receiver.
5026 PR middle-end/20793:
5027 * integrate.c (allocate_initial_values): Update register liveness
5030 2005-05-13 Josh Conner <jconner@apple.com>
5032 * arm.c (arm_return_in_memory): Add handling for vector return types.
5034 2005-05-13 David Ung <davidu@mips.com>
5036 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
5038 * config/mips/mips.c: Add 4km alias.
5039 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
5040 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
5043 2005-05-13 Jan Hubicka <jh@suse.cz>
5045 * c-decl.c (finish_function): Suppress "control reaches end of
5046 non-void function" when "no return statement in function
5047 returning non-void" is issued.
5049 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
5050 * tree-optimize.c (pass_gimple): Kill.
5051 (init_tree_optimization_passes): Kill pass_gimple.
5052 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
5053 * tree-dump.c (dump_files): Rename .generic to .gimple.*
5055 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5057 PR rtl-optimization/20756:
5058 * basic-block.h (PROP_DEAD_INSN): Define.
5059 * flow.c (propagate_one_insn): Set during mark_set_regs call
5061 (mark_set_1): Emit a clobber when we are about to delete a dead insn
5062 that kills a live register.
5064 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
5066 * config/s390/s390.md: ("DBL"): New mode attribute.
5067 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
5068 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
5069 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
5071 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
5073 * c-format.c (check_format_arg): Handle string literals of
5074 the form &"string"[offset].
5076 * g++.dg/warn/format4.C: New testcase.
5078 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
5080 * config/mips/3000.md, config/mips/4000.md,
5081 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
5082 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
5083 config/mips/generic.md, config/pdp11/pdp11.md,
5084 config/sh/crt1.asm, config/sh/lib1funcs.asm,
5085 config/sh/sh-modes.def, config/sh/sh-protos.h,
5086 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
5088 2005-05-13 Richard Henderson <rth@redhat.com>
5090 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
5091 addition to move unless dest is a register. Do not skip
5092 instantiation in dest on addition simplification.
5094 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
5096 * config/cris/cris.c (cris_print_operand) <case 'H'; case
5097 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
5098 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
5100 2005-05-13 Jan Hubicka <jh@suse.cz>
5102 * basic-block.h (FOR_ALL_BB_FN): New macro.
5103 (init_flow): Initialize cfg structure.
5104 * function.c (allocate_struct_function): Do not initialize cfg structure.
5105 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
5106 (build_tree_cfg): ... here.
5107 * tree-flow.h (init_empty_tree_cfg): Declare.
5109 2005-05-12 Steven Bosscher <stevenb@suse.de>
5111 Fix PR tree-optimization/21520
5112 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
5113 to attempt to fold constants.
5115 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5117 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
5118 only when TARGET_ADJUST_UNROLL_MAX is defined.
5119 (general_movsrc_operand): Use the C style comment.
5120 (ua_offset): Use prototype.
5122 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
5124 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
5125 (struct hmr_data, hoist_memory_reference, memref_del,
5126 struct fmrv_data): Removed.
5127 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
5128 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
5130 (find_more_ref_vops): Traverse the list of memory references.
5131 (determine_lsm_loop): Work with the list of memory references instead
5132 of traversing the hashtable.
5134 2005-05-12 Steven Bosscher <stevenb@suse.de>
5135 Stuart Hastings <stuart@apple.com>
5136 Jan Hubicka <jh@suse.cz>
5138 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
5139 duplicate_eh_regions): New functions, based on old
5140 implementation removed with RTL inliner.
5141 (reachable_next_level): Modify behaviour pre-inline.
5142 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
5144 * function.h (struct function): Add after_inlining flag.
5145 * tree-optimize.c (tree_rest_of_compilation): Set it.
5146 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
5148 * tree-cfg.c (label_to_block_fn): Deal with cases where
5149 label was never insterted into code.
5151 2005-05-12 Zack Weinberg <zack@codesourcery.com>
5153 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
5155 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
5157 Fix PR tree-optimization/21532
5158 * tree-ssa-pre.c (create_expression_by_pieces): stmt
5159 needs to go onto the inserted_exprs list.
5161 2005-05-12 Ian Lance Taylor <ian@airs.com>
5163 * c-common.h (statement_code_p): Don't declare.
5164 (STATEMENT_CODE_P): Don't define.
5165 (INIT_STATEMENT_CODES): Don't define.
5166 * c-common.c (statement_code_p): Don't define.
5168 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5170 * config/sparc/sparc.h: Remove dead code.
5171 * config/sparc/sparc.c (sparc_compute_frame_size): Use
5172 FIRST_PARM_OFFSET for the size of the register window area.
5173 (emit_save_regs): Rename into emit_save_or_restore_regs.
5174 Add 'action' parameter. Use 4095 as upper bound for the offset.
5175 Pass 'action' to save_or_restore_regs.
5176 (emit_restore_regs): Delete.
5177 (sparc_expand_prologue): Call emit_save_or_restore_regs.
5178 (sparc_expand_epilogue): Likewise.
5179 * config/sparc/sparc.md (mode macro P): Move.
5180 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
5181 (mov<V32:mode> expander): Move to the top of the V32 section.
5182 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
5183 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
5184 (sibcall_epilogue): Move.
5186 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
5189 * arm.c (arm_gen_constant): Sign-extend intermediate values when
5190 synthesizing a constant of the difference of two immediates.
5192 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
5194 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
5195 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
5196 the alternatives using integer registers into the appropriate
5199 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5201 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
5202 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
5203 * bitmap.h: Fixed comments.
5205 2005-05-11 Richard Henderson <rth@redhat.com>
5208 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
5209 (ia64_cannot_force_const_mem): New.
5210 (tls_symbolic_operand_type): New.
5211 (ia64_legitimate_constant_p): New.
5212 (ia64_expand_load_address): Return true on success. Improve
5213 checks for when we should not split.
5214 (ia64_expand_tls_address): New addend operand. Distribute it
5215 as appropriate to the tls_kind. Delay referencing gp.
5216 (ia64_expand_move): Split symbolic addend as necessary. Handle
5217 tls symbols with addends.
5218 * config/ia64/ia64-protos.h: Update.
5219 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
5220 p0, f0, f1, and r13.
5221 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
5222 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
5223 (symbolic_operand splitter): Pass everything through
5224 ia64_expand_load_address and FAIL or DONE as appropriate.
5225 (load_fptr): Only accept after reload.
5226 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
5227 load_symptr_low, load_ltoff_dtpmod,
5229 (load_dtprel): Only accept tls symbols.
5230 (load_dtprel64, load_dtprel22): Likewise.
5231 (load_tprel, load_tprel64, load_tprel22): Likewise.
5232 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
5233 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
5234 (add_dtprel14, add_dtprel22): Likewise.
5235 (add_tprel, add_tprel14, add_tprel22): Likewise.
5236 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
5237 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
5238 (got_symbolic_operand): Check CONST offsets.
5239 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
5240 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
5241 (move_operand): Don't handle tls here. Check CONST offsets.
5243 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5245 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
5246 Remove hilo_operand check.
5247 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
5248 * config/mips/predicates.md (hilo_operand): Delete.
5250 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5252 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
5254 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
5256 PR tree-optimizer/18472
5257 * tree-if-conv.c (tree_if_convert_stmt,
5258 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
5260 2005-05-11 Jan Hubicka <jh@suse.cz>
5262 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
5263 (GTFILES): add except.h.
5264 * except.c (eh_status): Add throw_stmt_table.
5265 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
5266 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
5267 lookup_stmt_eh_region_fn): Declare.
5268 (throw_stmt_node): New structure.
5269 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
5270 * gengtype.c (open_base_files): Add except.h to inlines.
5271 * tree-eh.c (throw_stmt_node): Kill.
5272 (record_stmt_eh_region): Update.
5273 (add_stmt_to_eh_region_fn): Break out from ...
5274 (add_stmt_to_eh_region): ... here.
5275 (remove_stmt_from_eh_region_fn): Break out from ...
5276 (remove_stmt_from_eh_region): ... here.
5277 (lookup_stmt_eh_region_fn): Break out from ...
5278 (lookup_stmt_eh_region): ... here.
5279 (honor_protect_cleanup_actions): Use build_resx.
5280 (lower_try_finally_onedest): Likewise.
5281 (lower_try_finally_copy): Likewise.
5282 (lower_try_finally_switch): Likewise.
5283 (lower_eh_constructs): Update eh table construction.
5284 * tree.c (build_resx): New.
5285 * tree.h (build_resx): Declare.
5287 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
5289 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
5292 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
5294 * fold-const.c, libgcov.c: Fix comment typos.
5296 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
5299 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
5301 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5302 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
5304 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
5306 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
5309 * crtstuff.c: Include auto-host.h again, for now.
5311 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5313 * config/mips/24k.md: Remove trailing whitespace.
5315 2005-05-11 David Ung <davidu@mips.com>
5317 * config/mips/mips.md (type): Add imul3.
5318 (length, hazard, may_clobber_hilo): Check for imul3.
5319 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
5320 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
5321 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
5322 for a 3 operand mul and its bypasses.
5323 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
5324 * config/mips/4000.md (r4k_imul): Likewise.
5325 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
5326 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
5327 (vr4130_muldi): Likewise.
5328 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
5329 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
5330 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
5331 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
5332 (ir_vr54_imadd_si): Likewise.
5333 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
5334 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
5335 (rm7_impy_di): Likewise.
5336 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
5337 * config/mips/generic.md (generic_imul): Likewise.
5338 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
5339 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
5341 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
5343 PR middle-end/20371:
5344 * tree.h (record_layout_info_s): New member prev_packed.
5345 * stor-layout.c (update_alignment_for_field): Fix comment about
5346 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
5347 we start it properly aligned.
5348 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
5349 to update_alignment_for_field, and recompute it afterwards using
5350 the alignment of the record.
5351 When a packed bitfield precedes an MS bitfield, don't add padding
5352 at the end of the packed bitfield on behalf of the base type of
5353 the packed bit field.
5354 Don't adjust rli->bitpos at the end
5355 of an MS bitfield run if we already adjusted bitpos/offset for an
5356 alignment as large or larger than the bitfield type size.
5357 Take possible record alignment > BIGGEST_ALIGNMENT into account
5358 when calculating actual_align.
5359 Only put packed buit fields into rli->prev_field if they end up
5361 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
5362 Update rli->remaining_in_alignment when we have already started a
5363 run of bit fields and we process a packed bit field.
5365 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
5367 * tree-data-ref.c (find_data_references_in_loop): Give up when
5368 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
5369 may embed arbitrary side effects.
5370 Remove the assumption that GIMPLE form contains a single array
5371 access per statement.
5372 When the statement contains virtual operands, fail if it is not
5373 a MODIFY_EXPR or a CALL_EXPR.
5374 Return after the dont know node is inserted.
5376 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
5378 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
5380 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5383 PR tree-optimization/19639
5384 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
5385 and generic summands for char* as s * delta, too, folding &a[i]
5386 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
5387 for comparison of steps. Convert types for index addition.
5388 (fold_binary): Adjust the callers to always dispatch to
5389 try_move_mult_to_index.
5390 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
5391 expr with non-gimple ARRAY_REF offset.
5393 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5395 * fold-const.c (fold_indirect_ref_1): Avoid removing
5396 NOP_EXPRs with type qualifiers like const.
5398 2005-05-11 Richard Henderson <rth@redhat.com>
5401 * c-decl.c (finish_decl): Propagate the completed array type of
5402 a global variable into the binding.
5404 2005-05-10 Matt Kraai <kraai@ftbfs.org>
5406 * Makefile.in (gtype-desc.o, build/genautomata.o)
5407 (build/varray.o): Depend on $(VARRAY_H).
5409 2005-05-10 Diego Novillo <dnovillo@redhat.com>
5411 * tree-optimize.c (init_tree_optimization_passes): Re-organize
5412 optimization passes to do an initial batch of scalar cleanups.
5414 2005-05-10 Ian Lance Taylor <ian@airs.com>
5416 * read-rtl.c (struct macro_traverse_data): Define.
5417 (map_attr_string): New static function, broken out of
5418 apply_macro_to_string.
5419 (mode_attr_index, apply_mode_maps): New static functions.
5420 (apply_macro_to_string): Call map_attr_string.
5421 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
5423 (apply_macro_traverse): Expect data to point to a struct
5424 macro_traverse_data.
5425 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
5426 to pass data through htab_traverse.
5427 (read_rtx_1): Add mode_maps parameter. Change all callers.
5428 Handle mode names which are attribute strings.
5429 * doc/md.texi (Substitutions): Rename from String Substitutions.
5430 Change references. Document using attributes as modes.
5432 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5434 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
5435 * tree-optimize.c (init_tree_optimization_passes) Swap
5436 pass_ch and pass_profile.
5437 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
5438 here. Remove rewrite_into_loop_closed_ssa call.
5440 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5442 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
5444 (legitimate_reload_constant_p): Add check for const double zero.
5445 * config/s390/s390.md: Add comment for constraint letter 'G'.
5446 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
5447 attributes for new case.
5448 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
5449 s390_const_double_ok_for_constraint_p.
5450 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
5453 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5455 PR tree-optimization/21170
5456 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
5457 rewrite_ssa_into_ssa in comments with update_ssa.
5459 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5461 * tree-ssa-loop-im.c: Include hashtab.h.
5462 (struct mem_ref_loc): New.
5463 (struct mem_ref): Describe the set of references with the same
5465 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
5466 maybe_queue_var, fem_single_reachable_address,
5467 for_each_memref, single_reachable_address,
5468 is_call_clobbered_ref, determine_lsm_reg): Removed.
5469 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
5470 hoist_memory_reference, memref_hash, memref_eq, memref_del,
5471 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
5473 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
5474 (determine_lsm_loop): Rewritten.
5475 (determine_lsm): Do not set stmt uids.
5477 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5479 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
5482 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5484 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
5485 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
5486 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
5488 2005-05-10 Jeff Law <law@redhat.com>
5490 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
5491 thread_across_edge for any abnormal edges.
5493 2005-05-10 Richard Henderson <rth@redhat.com>
5495 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
5496 * config/ia64/ia64-protos.h: Declare it.
5497 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
5498 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
5499 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
5500 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
5501 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
5502 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
5503 extend result; use release semantics.
5504 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
5505 (sync_val_compare_and_swap_<IMODE>): Update to match.
5507 2005-05-10 Richard Henderson <rth@redhat.com>
5509 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
5510 before comparing it for success.
5512 2005-05-10 Richard Henderson <rth@redhat.com>
5514 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
5515 no return value pattern.
5517 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
5518 H.J. Lu <hongjiu.lu@intel.com>
5520 * libgcov.c (create_file_directory): New function. Create
5521 directory for the given file name.
5522 (gcov_max_filename): New static var. Keeps size of the longest
5524 (gcov_exit): Always try to create directory for output
5525 file. Relocate each filename basing on environment vars.
5526 (__gcov_init): Remember the longest file name.
5527 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
5528 * doc/gcov.texi (Cross-profiling): New node documenting
5529 cross-profiling management.
5530 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
5532 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5534 * config/sparc/sparc.c (mem_min_alignment): Do not rely
5535 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
5537 2005-05-10 Bob Wilson <bob.wilson@acm.org>
5539 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
5540 case code to avoid one move instruction.
5541 (__umodsi3, __modsi3): Merge duplicated code sequences.
5543 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5545 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
5546 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
5547 * doc/invoke.texi: Fix typos.
5549 * tree-data-ref.c (analyze_array_indexes, analyze_array,
5550 init_data_ref, access_functions_are_affine_or_constant_p,
5551 free_data_refs): Use VEC instead of VARRAY.
5552 * tree-data-ref.h (data_reference): Change the type of
5553 access_fns to VEC(tree,gc)*.
5554 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
5556 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
5559 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
5560 * fold-const.c (fold): Expand the condition of reducing cond_expr.
5561 (contains_label_1, contains_label_p): New functions for checking
5562 labels in a sub-tree.
5564 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5567 * c-decl.c (pushdecl): When there is a declaration in the current
5568 scope and the declarations are external linkage, check for
5569 compatibility with the type in the external scope and update the
5570 type in the external scope with the composite type information.
5571 Do not form a composite type of the new type and the visible type
5572 if they are incompatible.
5574 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5576 * crtstuff.c: Revert part of 2005-05-08 Change.
5577 (IN_LIBGCC2): Define.
5579 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5581 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
5582 remove redundant test.
5583 (fp_mov_p): Accept 0.
5584 (fp_high_losum_p): Remove redundant test.
5585 * config/sparc/predicates.md (const_high_operand): Explicitly test
5586 (not small_int_operand).
5587 (fp_const_high_losum_operand): New.
5588 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
5589 (movdi_insn_sp32_v9): Use canonical predicates.
5590 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
5591 (movdi_insn_sp64_novis): Delete.
5592 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
5593 (movsf_insn_novis): Delete.
5594 (movsf_insn_vis): Rename into movsf_insn.
5595 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
5596 (movsf_lo_sum): Use fp_const_high_losum_operand.
5597 (movsf_high): Likewise.
5598 (movsf_high_losum splitter): Likewise.
5599 (mov<V32:mode> expander): Use register_or_zero_operand.
5600 (mov<V64:mode> expander): Likewise.
5601 (movdf_insn_sp32): Use register_or_zero_operand.
5602 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
5603 Rename into movdf_insn_sp32_no_fpu.
5604 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
5605 Rename into movdf_insn_sp32_v9_no_fpu.
5606 (movdf_insn_v9only_novis): Delete.
5607 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
5608 (movdf_insn_sp64_novis): Delete.
5609 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
5610 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
5611 Rename into movdf_insn_sp64_no_fpu.
5612 (movtf expander): Use register_or_zero_operand.
5613 (movtf_insn_sp32): Delete.
5614 (movtf_insn_vis_sp32): Use register_or_zero_operand.
5615 Rename into movtf_insn_sp32.
5616 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
5617 Rename into movtf_insn_sp32_no_fpu.
5618 (movtf_insn_hq_sp64): Delete.
5619 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
5620 Rename into movtf_insn_sp64_hq.
5621 (movtf_insn_sp64): Delete.
5622 (movtf_insn_vis_sp64): Use register_or_zero_operand.
5623 Rename into movtf_insn_sp64.
5624 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
5625 Rename into movtf_insn_sp64_no_fpu.
5627 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5629 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
5630 gcc_assert and gcc_unreachable as appropriate.
5631 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
5632 xstormy16_output_cbranch_si, xstormy16_split_move,
5633 xstormy16_initial_elimination_offset,
5634 xstormy16_encode_section_info, xstormy16_print_operand_address,
5635 xstormy16_expand_call, xstormy16_expand_arith,
5636 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
5638 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5640 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
5641 const_copies to VEC(tree,heap)*.
5642 (new_elim_graph, delete_elim_graph, elim_graph_size,
5643 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
5646 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5649 * doc/extend.texi (Type Attributes): Correct example syntax.
5651 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
5654 * doc/invoke.texi (-Wuninitialized): Update documentation.
5656 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5658 * arm.c (const_ok_for_arm): Use a faster algorithm.
5660 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5663 * config/rs6000/rs6000.md (add_op2): New.
5664 (add<mode>3): Use it.
5666 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5668 * arm.c (arm_gen_constant): Add new heuristic for generating
5669 constant integers that can be expressed as the difference of two
5672 2005-05-09 Roger Sayle <roger@eyesopen.com>
5674 * c-tree.h (parser_build_unary_op): New prototype.
5675 * c-typeck.c (parser_build_unary_op): New function to construct
5676 a unary operation in the C parser.
5677 * c-parser.c (c_parser_unary_expression): Use the new function
5678 parser_build_unary_op when appropriate.
5680 2005-05-09 Mark Mitchell <mark@codesourcery.com>
5683 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
5684 before outputting DWARF_FRAME_RETURN_COLUMN.
5686 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5688 * config/s390/s390.c: (s390_branch_condition_mask,
5689 s390_branch_condition_mnemonic, s390_extra_constraint_str,
5690 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
5691 legitimize_pic_address, s390_emit_tls_call_insn,
5692 legitimize_tls_address, legitimize_tls_address,
5693 s390_expand_addcc, print_shift_count_operand, print_operand,
5694 addr_generation_dependency_p, annotate_constant_pool_refs,
5695 s390_split_branches, find_constant_pool_ref,
5696 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
5697 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
5698 s390_output_pool_entry, s390_function_value,
5699 s390_call_saved_register_used, s390_emit_call): Replace
5700 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
5701 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
5702 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
5703 get_some_local_dynamic_name, s390_function_arg_size,
5704 s390_function_arg_advance, s390_function_arg,
5705 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
5706 default case by gcc_unreachable.
5707 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
5708 conditional abort by gcc_assert.
5709 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
5710 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
5712 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5714 * config/s390/s390.c: (s390_decompose_address,
5715 tls_symbolic_operand, legitimate_pic_operand_p,
5716 legitimate_constant_p, legitimate_reload_constant_p,
5717 s390_expand_plus_operand, legitimate_address_p,
5718 legitimate_la_operand_p, ): Remove 'register' from signature.
5719 (symbolic_reference_mentioned_p,
5720 tls_symbolic_reference_mentioned_p): Remove 'register' from local
5721 variable declarations.
5722 (legitimize_address): Remove 'register' from
5723 signature and local variable declarations.
5725 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5727 * config/s390/s390-protos.h: (s390_match_ccmode,
5728 s390_match_ccmode_set, reg_used_in_mem_p,
5729 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5730 legitimate_la_operand_p, preferred_la_operand_p,
5731 s390_short_displacement, addr_generation_dependency_p,
5732 legitimate_reload_constant_p, legitimate_address_p): Change return type
5734 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5735 * config/s390/s390.c: (s390_match_ccmode,
5736 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5737 legitimate_reload_constant_p): Change return type into 'bool'.
5738 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
5739 Likewise. Additionally adapted comment.
5740 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
5741 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5742 (s390_decompose_address): Change the type of the internal flags
5743 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
5744 (struct s390_address): Change type of "pointer" into bool.
5745 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
5746 Adapt calls for 's390_tm_ccmode' to the new signature.
5748 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5750 * config/s390/s390.c: (s390_match_ccmode_set,
5751 s390_branch_condition_mnemonic, s390_short_displacement,
5752 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
5753 print_shift_count_operand, get_some_local_dynamic_name,
5754 get_some_local_dynamic_name_1, reg_used_in_mem_p,
5755 addr_generation_dependency_p, s390_split_branches,
5756 annotate_constant_pool_refs, find_constant_pool_ref,
5757 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
5758 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
5759 s390_register_info, s390_frame_info, s390_init_frame_layout,
5760 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
5761 restore_gprs, s390_function_arg_size, s390_function_arg_float,
5762 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
5763 s390_encode_section_info, s390_cannot_force_const_mem,
5764 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
5765 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
5766 s390_adjust_priority, s390_issue_rate,
5767 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
5768 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
5769 s390_build_builtin_va_list, s390_gimplify_va_arg,
5770 s390_function_ok_for_sibcall, s390_call_saved_register_used,
5771 s390_pass_by_reference, s390_fixed_condition_code_regs,
5772 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
5773 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
5774 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
5775 s390_add_pool_insn, s390_find_pool, s390_add_constant,
5776 s390_find_constant, s390_add_execute, s390_find_execute,
5777 s390_execute_label, s390_execute_target, s390_dump_pool,
5778 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
5779 Move target macro definitions to the end of the file. Move several
5780 functions within the file to assure correct compiling.
5782 2005-05-09 Steven Bosscher <stevenb@suse.de>
5784 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5785 (fixup_tail_calls): ...here. Only look at insns between the
5786 start of the function and the FUNCTION_BEG insn note.
5788 * gcse.c (one_cprop_pass): Fix typos in dumps.
5790 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5792 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5794 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5795 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5796 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5797 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5799 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5800 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5801 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5804 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5806 * config/s390/s390.md: ("gf") New mode attribute.
5807 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5808 "fixuns_truncsfsi2"): Merge.
5809 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5810 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5811 "fix_truncsfsi2_ieee"): Merge.
5813 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5815 * config/s390/s390.md: ("FPR") New mode macro.
5816 ("de", "dee"): New mode attributes.
5817 ("cmpdf", "cmpsf"): Merge.
5818 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5819 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5820 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5821 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5822 ("floatdidf2", "floatdisf2"): Merge.
5823 ("adddf3", "addsf3"): Merge.
5824 ("*adddf3", "*addsf3"): Merge.
5825 ("*adddf3_cc", "*addsf3_cc"): Merge.
5826 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5827 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5828 ("subdf3", "subsf3"): Merge.
5829 ("*subdf3", "*subsf3"): Merge.
5830 ("*subdf3_cc", "*subsf3_cc"): Merge.
5831 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5832 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5833 ("muldf3", "mulsf3"): Merge.
5834 ("*muldf3", "*mulsf3" "): Merge.
5835 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5836 ("*fmadddf", "*fmaddsf"): Merge.
5837 ("*fmsubdf", "*fmsubsf"): Merge.
5838 ("divdf3", "divsf3"): Merge.
5839 ("*divdf3", "*divsf3"): Merge.
5840 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5841 ("negdf2", "negsf2"): Merge.
5842 ("*negdf2_cc", "*negsf2_cc"): Merge.
5843 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5844 ("*negdf2", "*negsf2"): Merge.
5845 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5846 ("absdf2", "abssf2"): Merge.
5847 ("*absdf2_cc", "*abssf2_cc"): Merge.
5848 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5849 ("*absdf2", "*abssf2"): Merge.
5850 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5851 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5852 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5853 ("*negabsdf2", "*negabssf2"): Merge.
5854 ("sqrtdf2", "sqrtsf2"): Merge.
5856 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5858 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5860 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5861 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5862 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5863 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5865 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5866 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5867 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5868 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5869 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5870 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5871 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5872 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5873 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5874 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5875 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5876 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5877 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5878 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5879 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5880 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5882 ("*divsf3"): Additionally rename second pattern to
5884 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5885 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5886 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5887 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5888 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5889 'type values' and rename 'type' value.
5890 ("*addsf3"): Additionally rename second pattern to
5893 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5895 * config/s390/s390.md: ("SHIFT"): New mode macro.
5896 ("lr", "shift"): New mode attributes.
5897 ("ashldi3", "lshrdi3"): Merge.
5898 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5899 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5900 ("ashlsi3", "lshrsi3"): Merge.
5902 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5904 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5906 ("E", "g"): New mode attributes.
5907 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5908 ("*adddi3_alc", "*addsi3_alc"): Merge.
5909 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5910 ("*subdi3_slb", "*subsi3_slb"): Merge.
5911 ("adddicc", "addsicc"): Merge.
5912 ("*sconddi", "*scondsi"): Merge.
5913 ("*sconddi_neg", "*scondsi_neg"): Merge.
5914 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5915 ("negdi2", "negsi2"): Extract expander pattern from
5916 "negsi2" and merge with "negdi2".
5917 ("*negdi2"): Merge with instruction pattern of "negsi2".
5918 ("*negdi2_cc", "*negsi2_cc"): Merge.
5919 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5920 ("rotldi3", "rotlsi3"): Merge.
5922 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5924 * config/s390/s390.md: ("hc"): New mode attribute.
5925 ("extendhidi2", "extendqidi2"): Merge.
5926 ("*extendhidi2", "*extendqidi2"): Merge.
5927 ("extendhisi2", "extendqisi2"): Merge.
5928 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5929 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5930 Merged 2 define_split.
5931 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5932 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5934 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5936 * config/s390/s390.md: ("COMPARE"): New mode macro.
5937 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5938 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5939 "bungt", "bunle", "bunge", "bltgt"): Merge.
5941 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5943 * config/s390/s390.md: ("INT"): New mode macro.
5944 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5947 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5949 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5950 ("cmpdi", "cmpsi"): Merge.
5951 ("strlendi", "strlensi"): Merge.
5952 ("*strlendi", "*strlensi"): Merge.
5953 ("movmemdi", "movmemsi"): Merge.
5954 ("clrmemdi", "clrmemsi"): Merge.
5956 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5958 * config/s390/s390.md: ("HQI"): New mode macro.
5959 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5960 ("*tmhi_full", "*tmqi_full"): Merge.
5961 ("*tsthiCCT", "*tstqiCCT"): Merge.
5962 ("*tsthi", "*tstqi"): Merge.
5963 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5964 ("*sethighhisi", "*sethighqisi"): Merge.
5966 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5968 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5969 config/alpha/unicosmk.h, config/arc/arc.md,
5970 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5971 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5972 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5973 config/arm/semi.h, config/arm/uclinux-elf.h,
5974 config/arm/wince-pe.h, config/fr30/fr30.c,
5975 config/rs6000/altivec.h: Update copyright.
5977 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5979 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5980 gcc_assert and gcc_unreachable as appropriate.
5981 (pdp11_output_function_epilogue, output_move_double,
5982 output_move_quad, print_operand_address, output_jump,
5983 output_addr_const_pdp11): Likewise.
5984 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5985 ASM_OUTPUT_ALIGN): Likewise.
5986 * config/pdp11/pdp11.md: Likewise.
5987 (extendhisi2, subhi3, subqi3): Likewise.
5989 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5992 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5995 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5997 * config/ia64/ia64.c: Fix a comment typo.
5999 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
6002 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
6003 (arm_override_options): Use them instead of manifest constants. Don't
6004 allow -march to override the -mtune setting.
6006 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6008 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
6009 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
6010 (function_arg_advance, function_arg, save_restore_insns,
6011 iq2000_expand_prologue, iq2000_output_conditional_branch,
6012 expand_one_builtin, print_operand):
6013 * config/iq2000/iq2000.md (tablejump): Likewise.
6015 2005-05-09 David Ung <davidu@mips.com>
6017 * config/mips/mips.h (processor_type): Add names for the 24K.
6018 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
6020 * config/mips/mips.md (cnv_mode): New attribute for recording the
6021 conversion types of float convert insns.
6022 (cpu): Add 24k and 24kx.
6023 (include): Include 24k.md file.
6024 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
6025 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
6026 (floatdisf2): Setup cnv_mode.
6027 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
6029 * config/mips/24k.md: New file, contains 24k DFA pipeline
6032 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6034 * config/sh/sh.c (print_operand_address): Use gcc_assert and
6035 gcc_unreachable as appropriate.
6036 (print_operand, prepare_move_operands, prepare_scc_operands,
6037 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
6038 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
6039 fixup_mova, gen_far_branch, sh_reorg, split_branches,
6040 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
6041 sh_set_return_address, sh_setup_incoming_varargs,
6042 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
6043 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
6044 check_use_sfunc_addr): Likewise.
6045 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
6046 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
6047 * config/sh/symbian.c (sh_symbian_mark_dllexport,
6048 sh_symbian_mark_dllimport): Likewise.
6049 * config/sh/sh.md: Likewise.
6050 (movdicc, call_pop, call_value_pop, casesi_worker_1,
6051 casesi_worker_2, casesi_shift_media, casesi_load_media,
6052 return_media): Likewise.
6054 2005-05-08 Roger Sayle <roger@eyesopen.com>
6057 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
6060 2005-05-08 Richard Henderson <rth@redhat.com>
6062 * config/alpha/alpha.c (adjust_address): Fix typo last change.
6064 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6066 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
6067 and -1 can happen in reg_renumber when no hard register is assigned.
6069 2005-05-08 Steven Bosscher <stevenb@suse.de>
6070 Kazu Hirata <kazu@cs.umass.edu>
6072 PR tree-optimization/14841, tree-optimization/15838
6073 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
6074 (evaluate_stmt): Call it.
6076 2005-05-08 Jakub Jelinek <jakub@redhat.com>
6078 * config/ia64/ia64.c (ia64_override_options): Don't set
6079 ia64_flag_var_tracking and clear flag_var_tracking here...
6080 (ia64_file_start): ... but here.
6082 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6084 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
6085 and gcc_unreachable as appropriate.
6086 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
6087 m68hc11_gen_highpart, print_operand, print_operand_address,
6088 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
6089 m68hc11_gen_movhi): Likewise.
6090 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
6091 * config/m68hc11/m68hc11.md: Reword comment.
6093 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6096 * config/m68hc11/predicates.md (splitable_operand): An immediate is
6099 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6101 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
6102 the 68HC12 address indirect addressing mode as it is not supported by
6104 * config/m68hc11/m68hc11-protos.h
6105 (m68hc11_valid_addressing_p): Declare.
6106 (m68hc11_add_mode): Declare.
6107 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
6108 register_indirect_p and export it.
6109 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
6110 instruction so that it is part of the good BB.
6111 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
6112 addressing with movw.
6113 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
6115 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
6116 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
6117 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
6119 ("*movhi_68hc12"): Handle movhi_const0.
6120 ("*subhi3", "subqi3"): Use general_operand for operand 1.
6121 ("*subhi3_zext"): Likewise.
6123 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6126 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
6127 operand 1 and fix constraints.
6128 ("mulqihi3"): Use general_operand for operand 2.
6130 2005-05-08 Julian Brown <julian@codesourcery.com>
6131 H.J. Lu <hongjiu.lu@intel.com>
6132 Paul Brook <paul@codesourcery.com>
6134 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
6135 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
6136 20050308/2.16.0 or newer for comdat group.
6137 * configure: Regenerated.
6138 * config.in: Regenerated.
6139 * varasm.c (default_function_rodata_section): Put .rodata section in
6140 COMDAT group when necessary.
6141 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
6143 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
6146 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6148 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
6150 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
6151 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
6152 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
6153 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6155 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6158 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
6159 64-bit constants on 64-bit hosts.
6160 (m68hc11_split_logical): Simplify.
6161 (m68hc11_split_move): Likewise.
6163 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6164 Paolo Bonzini <bonzini@gnu.org>
6166 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
6167 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
6168 * configure.ac (enable_checking): Fix typos in runtime_checking.
6169 (ENABLE_RUNTIME_CHECKING): Mark as target template.
6170 (xm_file): Prepend auto-host.h
6171 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
6172 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
6174 * crtstuff.c: Do not include auto-host.h.
6175 (IN_LIBGCC2): Do not define.
6176 * gcov-io.h: Include tconfig.h, not auto-host.h.
6177 * libgcc2.c: Do not include auto-host.h.
6178 (abort): Do not undefine.
6179 * libgcov.c: Remove unneeded comment about config.h.
6180 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
6181 * config.in, configure: Regenerated.
6183 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6184 Falk Hueffner <falk@debian.org>
6186 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
6187 and gcc_unreachable as appropriate.
6188 (get_aligned_mem, get_unaligned_address,
6189 alpha_emit_set_long_const, alpha_emit_conditional_branch,
6190 alpha_emit_setcc, alpha_emit_conditional_move,
6191 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
6192 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
6193 alpha_expand_unaligned_load, alpha_expand_block_move,
6194 alpha_expand_zap_mask, get_trap_mode_suffix,
6195 get_round_mode_suffix, get_some_local_dynamic_name,
6196 print_operand_address, function_arg, alpha_return_in_memory,
6197 function_value, alpha_expand_builtin,
6198 alpha_initial_elimination_offset, alpha_expand_epilogue,
6199 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
6200 alphaev5_next_group, alpha_align_insns,
6201 unicosmk_initial_elimination_offset, unicosmk_unique_section,
6202 unicosmk_ssib_name): Likewise.
6203 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6204 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
6205 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
6206 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
6207 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6208 * config/alpha/alpha.md (*divmodsi_internal_er,
6209 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
6210 call_nt, call_umk, call_vms, call_value, sibcall_value,
6211 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
6212 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
6213 * config/alpha/predicates.md (input_operand): Likewise.
6215 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6217 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
6218 gcc_unreachable, as appropriate.
6219 (frv_function_prologue, frv_alloc_temp_reg,
6220 frv_initial_elimination_offset, frv_expand_block_move,
6221 frv_expand_block_clear, frv_print_operand_jump_hint,
6222 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
6223 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
6224 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
6225 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
6226 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
6227 frv_in_small_data_p, frv_asm_out_constructor,
6228 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
6229 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
6230 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
6231 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
6232 sibcall_value, casesi): Likewise.
6234 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
6235 gcc_unreachable as appropriate.
6236 (print_operand_address, mn10300_print_reg_list, expand_prologue,
6237 expand_epilogue, notice_update_cc, initial_offset,
6238 mn10300_address_cost_1): Likewise.
6239 * config/mn10300/mn10300.md: Likewise.
6240 (absdf2, abssf2, negdf2, negsf2): Likewise.
6242 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
6245 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
6247 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
6248 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
6249 including sunge_<mode> and sungt_<mode>.
6251 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
6253 * integrate.h (get_hard_reg_initial_val): Change type of register
6254 parameter from int to unsigned int.
6255 (has_hard_reg_initial_val): Likewise.
6256 * integrate.c (get_hard_reg_initial_val): Likewise.
6257 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
6259 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6261 * except.c (eh_status): Change the type of ttype_data to
6263 (add_ttypes_entry, assign_filter_values,
6264 output_function_exception_table): Use VEC instead of VARRAY.
6266 2005-05-07 David Edelsohn <edelsohn@gnu.org>
6268 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
6270 2005-05-07 Paul Brook <paul@codesourcery.com>
6272 * Makefile.in: Fix dependencies.
6273 (GCOV_IO_H, VARRAY_H): Set.
6275 2005-05-07 Anthony Green <green@redhat.com>
6278 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
6279 x$STMP_FIXPROTO test.
6280 * configure: Rebuilt.
6282 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
6284 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
6285 inappropriate feature test macros if flag_iso.
6287 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
6289 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
6291 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
6294 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
6295 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
6296 Handle moved operand being in special register.
6297 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
6298 presumed working insn.
6299 (mover2side): Add FIXME.
6301 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
6303 * integrate.c (get_func_hard_reg_initial_val): Delete.
6304 (has_func_hard_reg_initial_val): Delete.
6305 (get_hard_reg_initial_val): Inline the old implementation of
6306 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
6307 instead of has_func_hard_reg_initial_val to test for an existing
6308 pseudo. Only create an rtx if a new initial value entry is needed.
6309 (has_hard_reg_initial_val): Scan the initial value list directly.
6310 Don't create an rtx.
6312 2005-05-07 David Edelsohn <edelsohn@gnu.org>
6314 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
6316 * config.in (HAVE_AS_POPCNTB): New.
6317 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
6318 (HAVE_AS_POPCNTB): New.
6319 * configure: Regenerated.
6320 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
6321 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
6322 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
6323 and rs6000_sched_costly_dep.
6324 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
6325 (TARGET_XL_COMPAT): Delete.
6326 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
6327 (popcount<mode>2): New.
6328 (popcntb<mode>2): New.
6329 * config/rs6000/rs6000.opt (mpopcntb): New.
6331 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
6332 if variable name exists.
6334 2005-05-07 Matt Kraai <kraai@ftbfs.org>
6336 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
6338 2005-05-07 Richard Henderson <rth@redhat.com>
6341 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
6342 with constant offsets.
6344 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
6346 * config/v850/v850.c (print_operand): Use gcc_assert and
6347 gcc_unreachable, as appropriate.
6348 (print_operand_address, v850_handle_data_area_attribute,
6349 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
6350 v850_insert_attributes, construct_prepare_instruction): Likewise.
6351 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6352 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
6354 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
6356 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
6357 config/rs6000/rs6000.h: Fix comment typos.
6359 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
6361 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
6362 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
6363 (mips_scalar_mode_supported_p): Delete.
6365 2005-05-06 Eric Christopher <echristo@redhat.com>
6367 * config/mips/mips.opt: Remove -mint64 option.
6368 * config/mips/mips.c (override_options): Remove -mint64
6370 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
6371 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
6372 64-bit integer handling.
6373 * doc/invoke.texi (Option Summary): Remove -mint64 for
6376 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
6378 PR tree-optimization/19401
6379 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
6380 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
6381 (estimated_unrolled_size): New function.
6382 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
6383 tree_unroll_loops_completely): Always unroll loops if the code size
6385 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
6386 loops should be unrolled completely.
6387 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
6389 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
6391 PR rtl-optimization/21254
6392 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
6393 assumptions for loops that otherwise do not roll.
6394 (find_simple_exit): Prefer # of iterations that is guaranteed
6396 * loop-unroll.c (decide_peel_once_rolling,
6397 decide_peel_completely): Check whether the loop is infinite.
6399 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
6401 * config/rs6000/sysv4.opt: Fix typo.
6403 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
6404 Jakub Jelinek <jakub@redhat.com>
6407 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
6408 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
6409 Don't use rep; movs{l,q} if the repetition count is really small,
6410 instead use a sequence of movs{l,q} instructions.
6412 2005-05-06 Jeff Law <law@redhat.com>
6414 PR tree-optimization/21380
6415 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
6416 thread through a block with no preds.
6418 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
6420 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
6421 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
6422 add_call_read_ops): Use VEC instead of VARRAY.
6424 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
6426 * config/mcore/mcore.c (mcore_print_operand_address): Use
6427 gcc_assert and gcc_unreachable as appropriate.
6428 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
6429 mcore_output_andn, output_inline_const, mcore_output_move,
6430 mcore_output_movedouble, mcore_expand_block_move,
6431 layout_mcore_frame, mcore_initial_elimination_offset,
6432 mcore_expand_prolog, mcore_mark_dllexport,
6433 mcore_mark_dllimport): Likewise.
6434 * config/mcore/mcore.h (switch_to_section): Likewise.
6435 * config/mcore/mcore.md: Likewise.
6437 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
6439 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
6440 TARGET_PROFILE_KERNEL.
6442 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
6443 TARGET_PROFILE_KERNEL use.
6445 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
6447 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
6448 and gcc_unreachable, as appropriate.
6449 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
6450 m32r_expand_prologue, m32r_output_function_epilogue,
6451 m32r_legitimize_pic_address, m32r_print_operand_address,
6452 emit_cond_move, m32r_function_symbol,
6453 m32r_output_block_move): Likewise.
6454 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6455 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
6456 *rev_zero_branch_insn): Likewise.
6458 2005-05-06 Jakub Jelinek <jakub@redhat.com>
6461 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
6462 if both NEWDECL and OLDDECL are already weak.
6464 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
6466 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6468 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
6469 Kaz Kojima <kkojima@gcc.gnu.org>
6471 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
6474 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
6475 David Edelsohn <edelsohn@gnu.org>
6477 * config.gcc: Add .opt magic for the rs6000 ports.
6479 * doc/invoke.texi: Document -mabi= option properly. Document
6480 -misel and -mno-sel. Document -mspe and -mno-spe. Document
6481 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
6484 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
6485 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
6488 * config/rs6000/aix.opt: New.
6489 * config/rs6000/aix41.opt: New.
6490 * config/rs6000/aix64.opt: New.
6491 * config/rs6000/darwin.opt: New.
6492 * config/rs6000/linux64.opt: New.
6493 * config/rs6000/rs6000.opt: New.
6494 * config/rs6000/sysv4.opt: New.
6496 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
6497 associated TARGET_*. Remove SUBTARGET_OPTIONS,
6499 Define TARGET_USES_SYSV4_OPT.
6500 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
6501 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
6502 TARGET_USES_AIX64_OPT.
6503 * config/rs6000/aix51.h: Same.
6504 * config/rs6000/aix52.h: Same.
6505 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
6506 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
6507 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
6508 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
6509 * config/rs6000/linux64.h: Use
6510 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
6512 * config/rs6000/rs6000.c: Remove definitions of
6513 rs6000_sched_restricted_insns_priority,
6514 rs6000_long_double_size_string, rs6000_altivec_vrsave,
6515 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
6516 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6517 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
6518 rs6000_alignment_string. Define rs6000_explicit_options.
6519 (rs6000_parse_abi_options): Remove.
6520 (rs6000_parse_alignment_option): Remove.
6521 (rs6000_parse_float_gprs_option): Remove.
6522 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
6523 TARGET_DEFAULT_TARGET_FLAGS.
6524 (rs6000_override_options): Revamp to use new .opt machinery.
6526 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
6527 of new .opt machinery. Remove target_flags. Redefine
6528 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
6529 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
6530 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6531 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
6532 rs6000_longcall_switch, rs6000_default_long_calls,
6533 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
6534 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
6535 TARGET_ALTIVEC_VRSAVE.
6537 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6539 * config.gcc (hppa1.1-*-rtems*): Remove.
6540 * config/pa/rtems.h: Remove.
6542 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6544 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
6545 Exclude roe/603e multilib variants.
6547 2005-05-04 Denis Chertykov <denisc@overta.ru>
6550 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
6553 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
6555 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
6556 arm/pe.opt to $extra_options.
6557 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
6558 (target_float_abi_name, target_float_switch, target_abi_name)
6559 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
6560 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
6561 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
6562 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
6563 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
6564 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
6565 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
6566 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
6567 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
6568 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
6569 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
6570 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
6571 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
6572 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
6573 (arm_pic_register_string): Delete.
6574 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
6576 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
6577 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
6578 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
6579 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
6580 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
6581 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
6582 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
6583 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
6584 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
6585 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
6586 (SUBTARGET_SWITCHES): Delete.
6587 * config/arm/arm.c (target_float_switch): Delete.
6588 (arm_cpu_select): Moved from config/arm/arm.h.
6589 (target_fpu_name, target_fpe_name, target_float_abi_name)
6590 (target_abi_name, structure_size_string, arm_pic_register_string)
6591 (arm_select): Make static.
6592 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6593 (arm_handle_option): New function.
6594 (arm_override_options): Update target_flags checks for new mask names.
6595 Remove target_float_switch code.
6596 (arm_expand_prologue, thumb_expand_prologue): Check
6597 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
6598 * config/arm/arm.opt, config/arm/pe.opt: New files.
6600 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
6602 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
6603 gcc_unreachable as appropriate.
6604 (arc_double_limm_p, arc_setup_incoming_varargs,
6605 arc_compute_function_type, arc_output_function_prologue,
6606 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
6607 output_shift, arc_print_operand, arc_print_operand_address,
6608 arc_final_prescan_insn): Likewise.
6609 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6611 2005-05-04 Geoffrey Keating <geoffk@apple.com>
6613 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
6618 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
6619 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
6620 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
6621 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
6622 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
6623 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
6624 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
6625 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
6627 2005-05-05 Paul Brook <paul@codesourcery.com>
6629 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
6630 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
6631 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
6632 and tree-data-ref.h with *_H variables.
6634 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6636 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
6638 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6640 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
6642 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
6644 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
6646 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
6648 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
6649 setting of vrsave register for current function after
6650 call to save_world is emitted.
6652 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
6654 * config/mmix/predicates.md: New file.
6655 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
6656 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
6657 (mmix_foldable_comparison_operator, mmix_comparison_operator)
6658 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
6659 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6661 * config/mmix/mmix.md: Include predicates.md.
6662 ("call", "call_value"): Force address to register if it isn't a
6663 mmix_symbolic_or_address_operand.
6665 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
6667 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
6668 the flags are of appropriate types.
6669 (num_ssa_operands): Generalize using the generic interface.
6670 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
6673 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
6675 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
6676 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
6678 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6680 * tree-outof-ssa.c (edge_leader, stmt_list,
6681 analyze_edges_for_bb): Use VEC instead of VARRAY.
6682 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6683 (perform_edge_inserts): Call init_analayze_edges_for_bb and
6684 fini_analayze_edges_for_bb.
6686 2005-05-04 James E Wilson <wilson@specifixinc.com>
6689 * gcc.c (process_command): In the second argv scan loop, ignore
6690 Xassembler and Xpreprocessor, along with their argument.
6692 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6694 * tree-flow-inline.h, tree-ssa-operands.c,
6695 tree-ssa-operands.h, tree-ssa-opfinalize.h:
6696 Likewise. tree-vn.c: Fix comment typos.
6697 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
6699 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
6701 * doc/tm.texi (Target Hooks): Document
6702 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6704 2005-05-04 Paul Brook <paul@codesourcery.com>
6706 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
6708 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6710 * dwarf2out.c (incomplete_types, retry_incomplete_types,
6711 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
6714 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
6715 get_expansion, expand_var_during_unrolling,
6716 insert_var_expansion_initialization,
6717 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
6720 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
6723 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
6726 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
6727 the same as INTEGER_TYPE.
6728 (fold_binary): Fold "bool_var != 0" to bool_var.
6729 Fold "bool_var == 1" to bool_var.
6731 2004-05-03 Richard Henderson <rth@redhat.com>
6734 * function.c (instantiate_virtual_regs_in_insn): Use the mode
6735 from recog_data instead of insn_data.
6737 2005-05-03 DJ Delorie <dj@redhat.com>
6739 * common.opt (fdiagnostics-show-option): No variable is needed.
6740 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
6741 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
6742 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
6743 Save and restore original message format. Use flag in context
6745 (warning): Don't test for enabled warnings here.
6746 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
6749 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
6751 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
6752 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
6753 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6754 * aclocal.m4: Don't include accross.m4.
6755 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
6756 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
6757 * configure, config.in: Regenerate.
6759 2005-05-04 Jakub Jelinek <jakub@redhat.com>
6762 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
6763 (clear_storage): Add argument.
6764 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
6765 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
6767 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
6768 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
6769 (store_expr, store_constructor): Adjust callers.
6770 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
6771 to emit_block_move if CALL_EXPR_TAILCALL (exp).
6772 (expand_builtin_memmove): Add ORIG_EXP argument, copy
6773 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
6774 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
6775 with EXP. Pass EXP to expand_builtin_memmove.
6776 (expand_builtin_memset): Add ORIG_EXP argument, pass
6777 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
6778 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
6779 Pass EXP to expand_builtin_memset.
6780 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6782 (expand_builtin_strncmp): Likewise.
6783 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6784 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6785 (expand_builtin_fprintf): Likewise.
6786 (expand_builtin): Adjust calls to
6787 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6789 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6792 PR rtl-optimization/21239
6793 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6795 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6797 * tree-flow.h (tree_ann_common_d): Move aux to ...
6798 (stmt_ann_d): ... here.
6799 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6800 move_computations_stmt, schedule_sm): Update references to
6802 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6804 * tree-cfg.c (remove_bb): Remove a redundant call to
6806 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6809 2005-05-03 Richard Henderson <rth@redhat.com>
6811 * config/rs6000/rs6000.c: Remove conflict markers.
6813 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6815 2005-05-03 James E Wilson <wilson@specifixinc.com>
6817 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6819 2005-05-03 DJ Delorie <dj@redhat.com>
6821 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6822 decide if the warning will be printed.
6823 * calls.c (expand_call): Likewise.
6824 * function.c (init-function_start): Likewise.
6826 * common.opt (-fdiagnostics-show-option): New.
6827 * opts.c (option_enabled): Accept the option index instead of a
6828 pointer to the option descriptor.
6829 * opts.h (option_enabled): Likewise.
6830 * toplev.c (print_switch_values): Pass option index, not option
6832 * diagnostic.h (diagnostic_info): Add option_index.
6833 * diagnostic.c: Include opts.h.
6834 (diagnostic_set_info): Initialize option_index.
6835 (diagnostic_report_diagnostic): Amend option name if appropriate.
6836 (warning): Check to see if the specified warning is enabled.
6838 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6840 2005-05-03 Richard Henderson <rth@redhat.com>
6842 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6843 SPEC_OR_GEN_REGS definitions.
6845 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6848 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6849 for unavailable registers.
6851 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6853 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6855 * cfglayout.c (block_locators_blocks,
6856 insn_locators_initialize, insn_scope): Use VEC instead of
6859 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6860 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6863 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6865 * config/sparc/predicates.md (const_compl_high_operand): New.
6866 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6868 (sparc_emit_set_const64_quick1): Adjust for above change.
6869 (sparc_emit_set_const64_quick2): Likewise.
6870 (sparc_emit_set_const64_longway): Likewise.
6871 (sparc_emit_set_const64): Likewise.
6872 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6873 movdi_const64_special): Delete.
6874 (logical constant splitters): Use const_compl_high_operand.
6876 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6878 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6879 rather than STRIP_NOPS.
6881 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6883 PR rtl-optimization/21330
6884 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6886 (unswitch_single_loop): Clear cinsn when retrying.
6889 * config/i386/i386.c (legitimize_address): When canonicalizing
6890 ASHIFT into MULT, multiply by 1 << shift_count instead of
6891 1 << log2 (shift_count).
6893 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6895 * lambda-code.c (gcc_loop_to_lambda_loop,
6896 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6897 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6898 generic operand interface.
6899 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6900 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6901 generic operand interface.
6902 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6903 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6904 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6905 num_imm_uses): Use ssa_use_operand_t.
6906 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6907 get_v_must_def_ops): Delete.
6908 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6909 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6910 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6911 get_v_must_def_kill_ptr): Delete.
6912 (delink_stmt_imm_use): Move and use new operand interface.
6913 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6914 op_iter_next_tree): Use new operand implementation.
6915 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6916 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6918 (op_iter_next_mustdef, op_iter_next_maydef,
6919 op_iter_next_must_and_may_def): Delete. Replace with...
6920 (op_iter_next_maymustdef): New. Combine must and may next operations.
6921 (op_iter_init_maydef, op_iter_init_mustdef,
6922 op_iter_init_must_and_may_def): Use new interface.
6923 (single_ssa_tree_operand ): New. Process single operands only as trees.
6924 (single_ssa_use_operand): New. Process single operands only as uses.
6925 (single_ssa_def_operand): New. Process single operands only as defs.
6926 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6928 (num_ssa_operands): New. Count the number of specified operands.
6929 (compare_ssa_operands_equal): New. Compare two statements' operands.
6930 (single_phi_def): New. Return true if PHI has one def of the specified
6932 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6933 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6934 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6935 (struct stmt_ann_d): Operands field no longer require GTY().
6936 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6937 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6938 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6939 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6940 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6941 Use use_operand_p instead of ssa_imm_use_t *.
6942 * tree-pretty-print.c (dump_vops): check if operands are active before
6943 dumping virtual operands.
6944 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6945 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6946 (ccp_fold): Use new interface.
6947 (ccp_visit_stmt): Remove unused variables and code.
6948 (convert_to_gimple_builtin): Insert statements before calling
6949 mark_new_vars_to_rename.
6950 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6951 (copy_prop_visit_cond_stmt): Use generic interface.
6952 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6953 annotation in table.
6954 (thread_across_edge): Use generic interface.
6955 (initialize_hash_element): Initialzie with stmt, not annotation.
6956 (eliminate_redundant_computations): Use generic interface.
6957 (record_equivalences_from_stmt): Pass stmt, not annotation.
6958 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6960 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6961 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6962 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6963 generic operand interface.
6964 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6966 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6968 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6969 (build_defs, build_uses, build_v_may_defs, build_vuses,
6970 build_v_must_defs): Change type to struct opbuild_list_d.
6971 (ops_active): New. Operands active boolean.
6972 (operand_memory, operand_memory_index): New. Operand memory managers.
6973 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6974 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6975 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6976 Change from functions to static variable list heads.
6977 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6978 (opbuild_initialize_real): New. Initialize a virtual build list.
6979 (opbuild_free): New. Free a build list.
6980 (opbuild_num_elems): New. Number of items in a list.
6981 (opbuild_append_real): New. Add a real (tree *) operand.
6982 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6983 (opbuild_first): New. Return first element index in a list.
6984 (opbuild_next): New. Return next element in a list.
6985 (opbuild_elem_real): New. Return real element.
6986 (opbuild_elem_virtual): New. Return virtual element.
6987 (opbuild_elem_uid): New. Return UID of virtual element.
6988 (opbuild_clear): New. Reset an operand list.
6989 (opbuild_remove_elem): New. Remove an element form a list.
6990 (ssa_operands_active): New. Return true if operand cache is active.
6991 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6992 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6993 (correct_use_link): Use use_operand_p.
6994 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6995 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6996 (cleanup_v_may_defs): Use new implmentation.
6997 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6999 (append_def, append_use, append_v_may_def, append_vuse,
7000 append_v_must_def): Call opbuild_append routine instead of using varray.
7001 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
7002 global parse_old_ops variable.
7003 (free_ssa_operands): New implementation.
7004 (update_stmt_operands): Move. Change argument to build_ssa_operands.
7005 (copy_virtual_operands): Move. New generic implementation.
7006 (create_ssa_artficial_load_stmt): Move. New implementation.
7007 (swap_tree_operands): Update for new implementation.
7008 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
7009 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
7010 rather than a varray.
7011 (verify_imm_links): Use use_operand_p.
7012 (dump_immediate_uses_for): If the immediate use variable is a virtual
7013 variable, show the virtual ops in the stmt.
7014 * tree-ssa-operands.h (def_operand_p): No longer a structure.
7015 (NULL_DEF_OPERAND_P): Now a #define.
7016 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
7017 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
7018 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
7019 mustdef_optype_d): New. Use Linked list representation.
7020 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
7021 (struct ssa_operand_memory_d): New. Allocated Chunk node.
7022 (struct stmt_operands_d): Change to new pointers that are not GTY.
7023 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
7024 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
7025 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
7026 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
7027 SET_V_MUST_DEF_KILL): Delete.
7028 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
7029 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
7030 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
7031 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
7032 (enum ssa_op_iter_type): Operand iterator typechecking values.
7033 (struct ssa_operand_iterator_d): Use linked lists of operands.
7034 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
7035 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
7036 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
7037 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
7038 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
7039 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
7040 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
7041 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
7042 * tree-ssa-opfinalize.h: New. Function templates for expansion.
7043 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
7044 alloc_vuse, and alloc_mustdef.
7045 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
7046 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
7047 and finalize_ssa_v_must_def_ops.
7048 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
7049 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
7051 (compute_avail): Use generic iterator interface.
7052 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
7053 (stmt_makes_single_load, stmt_makes_single_store): Use
7055 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
7056 (statement_sink_location): Use generic interface.
7057 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
7058 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
7059 reset the immediate use link nodes.
7060 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
7061 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
7062 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
7063 (eliminate_tail_call): Use generic operand interface.
7064 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
7065 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
7067 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
7069 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
7070 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
7072 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
7073 Use statement pointer instead of vuse_optype. Use generic interface.
7074 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
7075 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
7076 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
7077 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
7078 * doc/tree-ssa.texi: Update documentation for operand interface.
7080 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
7082 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
7083 gcc_unreachable as appropriate.
7084 (machopic_function_base_name, machopic_indirect_data_reference,
7085 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
7086 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
7087 * config/rs6000/altivec.md (*mov<mode>_internal,
7088 build_vector_mask_for_load): Likewise.
7089 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
7090 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
7091 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
7092 * config/rs6000/predicates.md (easy_fp_constant,
7093 logical_operand): Likewise.
7094 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
7095 compute_save_world_info, rs6000_emit_prologue,
7096 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
7097 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
7100 2005-05-03 Uros Bizjak <uros@kss-loka.si>
7103 * convert.c (convert_to_integer): Convert ceil and floor in
7106 2005-04-29 Geoffrey Keating <geoffk@apple.com>
7109 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
7110 define_insn_and_split. Split only when memory operand is
7111 offsettable. Use adjust_address rather than plus_constant.
7112 (floatunssidf2_internal): Likewise.
7113 (fix_truncdfsi2_internal): Split only when memory operand is
7114 offsettable. Use adjust_address rather than plus_constant.
7115 (fix_trunctfsi2_internal): Likewise.
7116 (floatsidf2_internal): Likewise.
7118 2005-05-02 Diego Novillo <dnovillo@redhat.com>
7120 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
7121 (set_value_range_to_null): Likewise.
7122 (set_value_range_to_varying): New function. Use it in all
7123 call sites that used to call set_value_range (vr, VR_VARYING, ...).
7124 (extract_range_from_assert): If the integral type has a
7125 super-type, and LIMIT is not within MIN and MAX values of that
7126 type, set the resulting range to VR_VARYING.
7128 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
7130 * config/mmix/mmix.opt: New file.
7131 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
7132 (mmix_cc1_ignored_option): Don't declare.
7133 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
7134 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
7135 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
7136 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
7137 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
7138 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
7139 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
7140 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
7142 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
7143 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
7144 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7146 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
7149 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
7150 * c-decl.c (current_function_prototype_built_in,
7151 current_function_prototype_arg_types): New.
7152 (merge_decls): Keep source location of prototype followed by
7153 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
7154 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
7155 (start_function): Always set current_function_prototype_locus,
7156 current_function_prototype_built_in and
7157 current_function_prototype_arg_types. Check for external
7158 prototype whether or not visible for external function and set
7159 current_function_prototype_arg_types accordingly.
7160 (store_parm_decls_oldstyle): Use
7161 current_function_prototype_arg_types for checking old-style
7162 definition against prototype. Give warnings only if
7163 current_function_prototype_built_in).
7165 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
7167 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
7168 (ggc_alloc_zone_stat): Don't define.
7169 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
7170 ggc_alloc_zone_pass_stat.
7171 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
7172 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
7173 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
7175 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
7177 * calls.c (expand_call): Handle current_function_pretend_args_size
7178 when checking for sibcalls.
7180 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7182 PR tree-optimization/21294
7183 * tree-vrp.c (vrp_expr_computes_nonzero): New.
7184 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
7186 2005-05-02 Janis Johnson <janis187@us.ibm.com>
7189 * gcov-io.h: Declare gcov external functions hidden.
7191 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7193 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
7194 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
7195 Use VEC instead of VARRAY.
7198 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
7201 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
7203 * c-common.c (resolve_overloaded_builtin): Forward to target
7204 hook for BUILT_IN_MD built-ins.
7205 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
7206 for all types of built-in.
7207 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
7208 in the definition of the target hooks struct.
7209 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
7210 * config/rs6000/altivec.h: Rewritten.
7211 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
7212 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
7213 rs6000_builtin_type, rs6000_builtin_type_compatible,
7214 altivec_overloaded_builtins, rs6000_builtin_type,
7215 rs6000_builtin_type_compatible): New.
7216 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
7218 (def_builtin): Turn into a function. Check for duplicates and store
7219 the builtin into rs6000_builtin_decls.
7220 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
7221 bdesc_1arg): Add overloaded builtins.
7222 (altivec_expand_builtin): Check for unresolved overloaded builtins,
7223 do not support ALTIVEC_COMPILETIME_ERROR.
7224 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
7225 nodes to represent front-end types.
7226 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
7227 with opaque arguments and/or return values.
7228 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
7229 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
7230 (rs6000_builtin_type_index): New.
7231 (is_ev64_opaque_type): Rename to...
7232 (rs6000_is_opaque_type): ... this.
7233 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
7236 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7238 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
7241 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
7242 Bernd Schmidt <bernd.schmidt@analog.com>
7244 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
7245 print_address_operand, print_operand, legitimize_pic_address,
7246 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
7247 output_pop_multiple): Use gcc_assert or gcc_unreachable as
7249 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
7251 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
7253 * doc/passes.texi: Document vectorization pass.
7255 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7257 * tree-scalar-evolution.c (get_exit_conditions_rec,
7258 select_loops_exit_conditions,
7259 number_of_iterations_for_all_loops,
7260 analyze_scalar_evolution_for_all_loop_phi_nodes,
7261 scev_analysis): Use VEC instead of VARRAY.
7263 2005-05-02 Michael Matz <matz@suse.de>
7266 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
7267 (warn_strict_null_sentinel): Define.
7268 (check_function_sentinel): Check for null_node as valid sentinel too.
7269 * c-common.h (c_tree_index): Added CTI_NULL.
7270 (null_node) Define global_tree[CTI_NULL].
7271 (warn_strict_null_sentinel): Declare.
7272 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
7273 * c.opt: (Wstrict-null-sentinel): New C++ option.
7274 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
7276 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
7278 * gimplify.c (gimplify_compound_lval): Use VEC instead of
7281 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
7283 * dwarf2out.c (decl_scope_table, push_decl_scope,
7284 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
7287 2005-05-01 Mark Mitchell <mark@codesourcery.com>
7290 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
7292 * doc/cpp.texi (__DEPRECATED): Document.
7293 (__EXCEPTIONS): Likewise.
7294 (__GXX_WEAK__): Likewise.
7296 * function.c (INVOKE__main): Do not define.
7297 (expand_main_function): Check HAS_INIT_SECTION when determining
7298 whether or not to call __main.
7300 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
7302 * tree-ssa-loop-ivopts.c: Fix a comment typo.
7304 2005-01-05 Paul Brook <paul@codesourcery.com>
7306 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
7307 (INITIALIZE_TRAMPOLINE): Use it.
7308 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
7309 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
7310 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
7312 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
7314 * doc/install.texi (Specific): Omit dots in the @anchors names
7315 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
7316 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
7318 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7320 PR tree-optimization/18316
7321 PR tree-optimization/19126
7322 * tree.c (build_int_cst_type): Avoid shift by size of type.
7323 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
7325 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7326 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
7328 (dump_cand): Dump depends_on information.
7329 (determine_biv_step): Add argument to simple_iv call.
7330 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
7331 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
7333 (add_candidate_1): Record depends_on for candidates.
7334 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
7335 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
7336 Handle ivs with nonconstant step.
7337 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
7338 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
7339 (create_new_iv): Unshare the step before passing it to create_iv.
7340 (free_loop_data): Free cand->depends_on.
7341 (build_addr_strip_iref): New function.
7342 (find_interesting_uses_address): Use build_addr_strip_iref.
7343 (strip_offset_1): Split the recursive part from strip_offset.
7344 Strip constant offset component_refs and array_refs.
7345 (strip_offset): Split the recursive part to strip_offset_1.
7346 (add_address_candidates): Removed.
7347 (add_derived_ivs_candidates): Do not use add_address_candidates.
7348 (add_iv_value_candidates): Add candidates with stripped constant
7349 offset. Consider all candidates with initial value 0 important.
7350 (struct affine_tree_combination): New.
7351 (aff_combination_const, aff_combination_elt, aff_combination_scale,
7352 aff_combination_add_elt, aff_combination_add,
7353 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
7354 fold_affine_sum): New functions.
7355 (get_computation_at): Use fold_affine_sum.
7356 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
7357 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
7360 2005-04-30 Michael Matz <matz@suse.de>
7362 * config/i386/i386.md (movmemsi): Also active when
7363 TARGET_INLINE_ALL_STRINGOPS.
7365 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
7368 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
7370 2005-04-30 Paul Brook <paul@codesourcery.com>
7372 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
7374 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
7375 * config/arm/ieee754-sf.S: Ditto.
7376 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
7377 (FUNC_ALIAS): Use .thumb_set for thumb routines.
7379 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
7381 * tree-ssanames.c: Fix a comment typo.
7382 * doc/options.texi: Fix a typo.
7384 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
7386 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
7387 gcc_unreachable as appropriate.
7388 (split_adds_subs, cond_string, print_operand,
7389 h8300_initial_elimination_offset, h8300_classify_operand,
7390 h8300_unary_length, h8300_short_immediate_length,
7391 h8300_bitfield_length, h8300_binary_length,
7392 h8300_insn_length_from_table, compute_mov_length, output_plussi,
7393 compute_plussi_length, compute_plussi_cc, output_logical_op,
7394 compute_logical_op_length, compute_logical_op_cc,
7395 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
7396 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
7397 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
7398 h8300_regs_ok_for_stm): Likewise.
7399 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
7400 monitor_prologue): Likewise.
7402 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
7404 * loop-invariant.c (invariants, create_new_invariant,
7405 get_inv_cost, best_gain_for_invariant,
7406 find_invariants_to_move, move_invariants,
7407 init_inv_motion_data, free_inv_motion_data): Use VEC instead
7410 2005-04-29 Richard Henderson <rth@redhat.com>
7412 * function.c (instantiate_decls): Remove valid_only argument.
7413 (instantiate_decls_1, instantiate_decl): Likewise.
7414 (instantiate_virtual_regs_1): Delete.
7415 (instantiate_virtual_regs_lossage): Delete.
7416 (instantiate_virtual_regs_in_rtx): New.
7417 (safe_insn_predicate): New.
7418 (instantiate_virtual_regs_in_insn): New.
7419 (instantiate_virtual_regs): Update to match all that. Only run
7420 instantiate_decls once.
7422 2005-04-29 Richard Henderson <rth@redhat.com>
7423 Daniel Jacobowitz <dan@codesourcery.com>
7425 * gengtype.c (write_func_for_structure): Split out ...
7426 (output_type_enum): ... new function. Fix thinko accessing
7427 TYPE_PARAM_STRUCT data.
7429 2005-04-29 Tom Tromey <tromey@redhat.com>
7431 * tree.c (build_block): Removed unused 'tags' argument.
7432 * tree.h (build_block): Removed argument.
7434 2005-04-29 Michael Matz <matz@suse.de>
7436 PR rtl-optimization/21144
7437 * postreload.c (reload_cse_move2add): Check for VOIDmode.
7439 2005-04-29 Bob Wilson <bob.wilson@acm.org>
7441 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
7442 flag_reorder_blocks.
7444 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7446 PR tree-optimization/21030
7447 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
7448 ranges where VR->MAX is smaller than VR->MIN.
7450 2005-04-29 Devang Patel <dpatel@apple.com>
7452 PR tree-optimization/21272
7453 PR tree-optimization/21266
7454 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
7456 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
7458 * tree-flow-inline.h: Fix a comment typo.
7459 * doc/tree-ssa.texi: Fix a typo.
7461 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
7463 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7465 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
7466 gcc_unreachable as appropriate.
7467 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
7468 fr30_print_operand, fr30_move_double): Likewise.
7469 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
7471 2005-04-29 Mark Mitchell <mark@codesourcery.com>
7473 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
7474 definition has already been provided.
7475 (ARM_EABI_DTORS_SECTION_OP): Likewise.
7476 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
7477 (ARM_EABI_DTORS_SECTION_OP): Likewise.
7479 2005-04-29 Jim Tison <jtison@us.ibm.com>
7481 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
7482 trace hooks calls to improve performance.
7484 2005-04-29 Julian Brown <julian@codesourcery.com>
7485 Mark Mitchell <mark@codesourcery.com>
7486 Paul Brook <paul@codesourcery.com>
7488 * crtstuff.c: Handle targets that use .init_array.
7489 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
7490 that INVOKE__main is set correctly.
7491 (expand_main_function): Test INVOKE__main.
7492 * libgcc2.c: Do not define __main when using .init_array.
7493 * config/arm/arm.c (arm_elf_asm_constructor): New function.
7494 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
7496 (DTORS_SECTION_ASM_OP): Likewise.
7497 (CTOR_LIST_BEGIN): Define specially when in libgcc.
7498 (CTOR_LIST_END): Likewise.
7499 (DTOR_LIST_BEGIN): Likewise.
7500 (DTOR_LIST_END): Likewise.
7501 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
7502 (FINI_SECTION_ASM_OP): Likewise.
7503 (INIT_ARRAY_SECTION_ASM_OP): Define.
7504 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7505 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
7506 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
7507 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
7508 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7510 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7512 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
7513 gcc_assert and gcc_unreachable as appropriate.
7514 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
7515 const_int_cost, output_move_const_into_data_reg,
7516 output_move_qimode, output_move_double, find_addr_reg,
7517 print_operand, print_operand_address): Likewise.
7518 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
7519 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
7520 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
7521 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
7522 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
7523 conditional_trap): Likewise.
7524 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
7526 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7528 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
7529 gcc_unreachable as appropriate.
7530 (gen_conditional_move, xtensa_split_operand_pair,
7531 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
7532 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
7533 xtensa_copy_incoming_a7, xtensa_output_literal,
7534 xtensa_output_literal, xtensa_output_literal): Likewise.
7535 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
7536 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
7537 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
7538 movsicc_internal1, movsfcc_internal0,
7539 movsfcc_internal1): Likewise.
7541 2005-04-28 James E Wilson <wilson@specifixinc.com>
7543 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
7544 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
7546 2005-04-28 DJ Delorie <dj@redhat.com>
7548 * opt-functions.awk (var_set): Emit proper initializer for
7549 non-target bitfields.
7551 2005-04-28 Devang Patel <dpatel@apple.com>
7553 * dbxout.c (have_used_extensions): Remove.
7554 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
7555 have_used_extensions.
7557 2005-04-28 James E Wilson <wilson@specifixinc.com>
7559 * doc/install.texi: Update -enable-languages info. Correct path to
7562 2005-04-28 DJ Delorie <dj@redhat.com>
7564 * optc-gen.awk (END): Make sure no variable is defined more
7566 * opth-gen.awk (END): Allocate bits on a per-variable basis.
7567 Allow for bitfield variables other than target_flags.
7568 * doc/options.text (Mask): Document that you may specify a
7569 variable other than target_flags.
7571 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
7573 PR rtl-optimization/18877
7574 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
7575 number in val.start.
7577 2005-04-28 David Edelsohn <edelsohn@gnu.org>
7580 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
7582 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7583 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7584 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
7586 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
7588 * arm.c (legitimize_pic_address): Fix sense of assertion test for
7589 creating pseudos when the base offset is too large.
7591 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7593 * global.c (earlyclobber_regclass): Change the type to
7595 (check_earlyclobber): Update uses of earlyclobber_regclass.
7596 (mark_reg_use_for_earlyclobber): Likewise.
7597 (calculate_local_reg_bb_info): Allocate and free
7598 earlyclobber_regclass using the VEC API.
7600 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
7602 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
7605 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7607 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
7610 * config.gcc: Obsolete c4x-* and tic4x-*.
7612 * tree.h (edge_def): Remove.
7614 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
7615 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
7616 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
7617 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
7620 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
7621 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
7622 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
7623 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
7624 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
7625 machmode.def, mips-tfile.c, params.c, pretty-print.c,
7626 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
7627 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
7628 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
7629 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
7630 config/i386/cygming.h, config/i386/djgpp.h,
7631 config/i386/lynx.h, config/i386/netware.c,
7632 config/i386/winnt.c, config/ia64/ia64-c.c,
7633 config/iq2000/iq2000.c, config/m32r/little.h,
7634 config/m68k/m68k-protos.h, config/m68k/m68k.h,
7635 config/m68k/m68k.md, config/mcore/mcore.c,
7636 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
7637 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
7638 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
7639 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7640 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
7641 config/pdp11/pdp11.h, config/rs6000/darwin.h,
7642 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
7643 config/s390/2064.md, config/s390/2084.md,
7644 config/s390/s390-modes.def, config/s390/s390-protos.h,
7645 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
7646 config/stormy16/stormy16.c, config/vax/vax-protos.h,
7647 config/vax/vax.c, config/vax/vax.h,
7648 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
7651 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
7653 * c-typeck.c (build_compound_expr): Correct logic in last change.
7655 2005-04-27 James E. Wilson <wilson@specifixinc.com>
7657 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
7658 parameters. Replace conditional move code with assert checking for
7659 ar.lc. Delete obsolete comments.
7660 (set_src_needs_barrier): Delete cond parameter, and code using it.
7661 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
7662 assert checking for PR_REGS. Fix calls to update_set_flags and
7663 set_src_needs_barrier.
7664 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
7665 callers. Rewrite explanatory comment before the function.
7666 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
7669 2005-04-27 Mike Stump <mrs@apple.com>
7671 * doc/cpp.texi: gcc now implements universal character names.
7673 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7676 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
7677 being a compound expression whose right-hand side is cast to void.
7679 2005-04-27 Caroline Tice <ctice@apple.com>
7681 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7682 Remove targetm.have_named_sections test.
7683 (fix_edges_for_rarely_executed_code): Likewise.
7684 (insert_section_boundary_note): Likewise.
7685 (reorder_basic_blocks): Check partitioning flag before calling
7686 verify_hot_cold_block_grouping.
7687 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7688 the function struct rather than global variables.
7689 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7690 (COLD_END_LABEL): Likewise
7691 (cold_text_section_label): New static global variable.
7692 (cold_end_label): Likewise.
7693 (dwarf2out_switch_text_section): Get hot/cold section labels from
7694 the function struct rather than global variables; test to make sure
7696 (output_aranges): Use cold_text_section_label and cold_end_label;
7697 check partitioning flag before putting out delta.
7698 (output_ranges): Remove incorrect code attempting to use
7700 (output_line_info): Get cold section label from function struct; test
7701 to make sure cfun is defined.
7702 (add_location_or_const_value_attribute): Likewise.
7703 (dwarf2out_var_location): Likewise.
7704 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7705 write out cold_text_section_label if partition flag is set.
7706 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7707 * function.h (struct function): Add new fields to point to hot/cold
7708 section labels: hot_section_label, cold_section_label,
7709 hot_section_end_label and cold_section_end_label; also add new field
7710 for cold text section name, unlikely_text_section_name.
7711 * opts.c (decode_options): Turn off partitioning flag if
7712 !targetm.have_named_sections.
7713 * output.h (hot_section_label): Remove.
7714 (hot_section_end_label): Remove.
7715 (cold_section_end_label): Remove.
7716 (unlikely_section_label): Remove.
7717 (unlikely_text_section_name): Remove.
7718 * passes.c (rest_of_handle_final): Remove extra blank line.
7719 * varasm.c (unlikely_section_label): Remove.
7720 (hot_section_label): Remove.
7721 (hot_section_end_label): Remove.
7722 (cold_section_end_label): Remove.
7723 (unlikely_text_section_name): Remove.
7724 (initialize_cold_section_name): Modify to call
7725 targetm.strip_name_encoding; to store cold section name in current
7726 function struct, if it exists; and to only use the decl_section_name
7727 if flag_named_sections is true.
7728 (unlikely_text_section): Modify to get section name out of current
7729 function struct, if there is one; otherwise build it from
7730 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7731 (in_unlikely_text_section): Likewise.
7732 (named_section): Modify to get/put cold section name in current function
7733 struct, if there is one.
7734 (function_section): Change 'bool unlikely' to 'int reloc'; check
7735 targetm.have_named_sections before calling named_section.
7736 (current_function_section): Likewise.
7737 (assemble_start_function): Modify to get/put unlikely_text_section_name
7738 in current function struct; modify to get hot/cold section labels
7739 from function struct; initialize labels using
7740 ASM_GENERATE_INTERNAL_LABEL;
7741 test partitioning flag before writing out hot section label.
7742 (assemble_end_function): Test partitioning flag before writing out
7743 hot/cold section labels.
7744 (default_section_type_flags_1): Get cold text section name from
7745 function struct if there is one; Set flags correctly for
7746 cold text section if there is not a current function struct.
7748 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7750 * tree-ssa-propagate.c (set_rhs): Revert last change.
7752 2005-04-27 Steve Ellcey <sje@cup.hp.com>
7754 * explow.c (convert_memory_address): Add gcc_assert.
7756 2005-04-27 Mark Mitchell <mark@codesourcery.com>
7758 * configure.ac: Check for ld --sysroot support.
7759 * gcc.c: Document %R specifier for specs.
7760 (SYSROOT_SPEC): New macro.
7761 (sysroot_spec): New variable.
7762 (static_specs): Add sysroot_spec.
7763 (main): Pass the sysroot spec to the linker if appropriate.
7764 * configure: Regenerated.
7765 * config.in: Likewise.
7767 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7769 * fold-const.c (fold_binary): Use build_fold_addr_expr
7770 for address calculation and INDIRECT_REF handling.
7772 2005-04-27 Andrew Haley <aph@redhat.com>
7774 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
7776 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7778 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
7779 pointer when thumb backtracing is on.
7781 * config/fp-bit.c (abort): Revert change.
7783 2005-04-27 Ian Lance Taylor <ian@airs.com>
7785 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7787 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7789 * tree-ssa-dce.c: Fix a comment typo.
7791 2005-04-27 David S. Miller <davem@davemloft.net>
7793 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7794 Kill setjmpless_size. current_function_calls_setjmp is completely
7795 computed when we are called, so just use the optimized size value
7796 instead of using REG_SAVE_AREA notes.
7797 (optimize_save_area_alloca): Delete....
7798 * rtl.h (optimize_save_area_alloca): Likewise...
7799 * passes.c (rest_of_compilation): and don't call it any more.
7800 * reg-notes.def (SAVE_AREA): Delete.
7802 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7804 * config/fp-bit.c (abort): Add noreturn attribute.
7806 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7807 gcc_unreachable as appropriate.
7808 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7809 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7810 ASM_OUTPUT_REG_POP): Likewise.
7812 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7814 * tree-complex.c (expand_vector_operations_1): Do not build
7815 VIEW_CONVERT_EXPR's for the lhs.
7817 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7819 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7820 unnecessary noncanonical RTL handling.
7821 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7822 gcc_assert and gcc_unreachable.
7824 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7825 gcc_unreachable as appropriate.
7826 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7827 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7828 use_return_insn, const_ok_for_op, arm_gen_constant,
7829 arm_canonicalize_comparison, legitimize_pic_address,
7830 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7831 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7832 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7833 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7834 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7835 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7836 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7837 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7838 output_call, output_mov_long_double_fpa_from_arm,
7839 output_mov_long_double_arm_from_fpa,
7840 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7841 output_move_double, arithmetic_instr, shift_op, int_log2,
7842 output_return_instruction, arm_output_function_prologue,
7843 arm_output_epilogue, arm_output_function_epilogue,
7844 emit_multi_reg_push, arm_get_frame_offsets,
7845 arm_compute_initial_elimination_offset, arm_expand_prologue,
7846 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7847 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7848 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7849 thumb_compute_initial_elimination_offset,
7850 thumb_output_function_prologue, thumb_load_double_from_address,
7851 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7852 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7853 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7854 * config/arm/arm.md (thumb_extendhisi2,
7855 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7856 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7857 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7858 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7859 * config/arm/cirrus.md (*cirrus_arm_movdi,
7860 *cirrus_movdf_hard_insn): Likewise.
7861 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7863 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7865 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7866 (num_ssa_names): Use VEC_length.
7867 (ssa_names): Use VEC_index.
7868 * tree-ssanames.c (ssa_names): Change the type to
7870 (init_ssanames, fini_ssa_names, make_ssanames,
7871 release_ssa_name): Update uses of ssa_names.
7873 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7874 Use fold_buildN instead of fold (buildN (...)).
7876 2005-04-27 Devang Patel <dpatel@apple.com>
7878 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7880 2005-04-27 Matt Thomas <matt@3am-software.com>
7881 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7883 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7884 (vax_output_mi_thunk): Ditto.
7885 (vax_notice_cc_update): Ditto.
7886 (INDEX_REGISTER_P): Add trailing \.
7887 (BASE_REGISTER_P): Add trailing \.
7888 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7890 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7892 * tree-ssa-propagate.c (set_rhs): Check operand of
7893 ADDR_EXPR for gimpliness, too.
7895 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7897 * tree-ssa-pre.c: Fix a comment typo.
7899 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7901 PR tree-optimization/21171
7902 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7903 record address uses if the reference is volatile.
7905 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7907 * tree-complex.c (expand_vector_operation): New, extracted from
7908 expand_vector_operations_1.
7909 (tree_vec_extract): Build a NOP_EXPR.
7910 (expand_vec_parallel): Do not care about returning the correct type.
7911 (expand_vector_operations_1): Call expand_vector_operation.
7912 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7914 * tree-complex.c (gate_expand_vector_operations): New.
7915 (pass_lower_vector_ssa): Use it.
7916 * tree-optimize.c (init_tree_optimization_passes): Include
7917 pass_lower_vector_ssa.
7918 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7919 (vectorizable_operation): Use it.
7920 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7921 integer modes for the vector type.
7923 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7924 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7925 Do not cope with UNITS_PER_SIMD_WORD == 0.
7926 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7927 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7928 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7929 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7930 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7931 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7932 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7934 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7935 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7936 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7938 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7939 (UNITS_PER_SIMD_WORD): New.
7941 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7943 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7944 gcc_unreachable as appropriate.
7945 (ia64_expand_load_address, ia64_expand_tls_address,
7946 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7947 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7948 next_scratch_gr_reg, ia64_initial_elimination_offset,
7949 ia64_expand_prologue, ia64_expand_epilogue,
7950 ia64_output_dwarf_dtprel, ia64_print_operand,
7951 ia64_register_move_cost, first_instruction, rws_access_regno,
7952 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7953 ia64_sched_init, ia64_variable_issue,
7954 ia64_first_cycle_multipass_dfs_lookahead_guard,
7955 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7956 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7957 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7958 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7959 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7960 * config/ia64/predicates.md (got_symbolic_operand,
7961 sdata_symbolic_operand): Likewise.
7962 * config/ia64/vect.md (vcondv2sf): Likewise.
7964 2005-04-27 Matt Thomas <matt@3am-software.com>
7966 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7967 CONSTANT_ADDRESS_P in config/vax/vax.h
7968 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7969 (INDEX_REGISTER_P): New.
7970 (BASE_REGISTER_P): New.
7971 (indirectable_constant_address_p): New. Adapted from
7972 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7973 (indirectable_address_p): New. Adapted from
7974 INDIRECTABLE_ADDRESS_P in vax.h.
7975 (nonindexed_address_p): New. Adapted from
7976 GO_IF_NONINDEXED_ADDRESS in vax.h.
7977 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7978 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7979 (legitimate_address_p): New. Adapted from
7980 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7981 (vax_mode_dependent_address_p): New. Adapted from
7982 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7983 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7984 legitimate_constant_address_p.
7985 (CONSTANT_P): Use legitimate_constant_p.
7986 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7987 (INDIRECTABLE_ADDRESS_P): Removed.
7988 (GO_IF_NONINDEXED_ADDRESS): Removed.
7989 (INDEX_TEMP_P): Removed.
7990 (GO_IF_REG_PLUS_INDEX): Removed.
7991 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7992 definitions, depending on whether REG_OK_STRICT is defined.
7993 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7994 Two definitions, depending on whether REG_OK_STRICT is defined.
7995 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7997 (legitimate_constant_p): Prototype added.
7998 (legitimate_address_p): Prototype added.
7999 (vax_mode_dependent_address_p): Prototype added.
8001 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8003 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
8005 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8008 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
8011 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8014 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
8015 assertion failures, if __gcc_host_wide_int__ is not properly
8017 (init_dynamic_diag_info): Give errors, not assertion failures, if
8018 location_t, tree or __gcc_host_wide_int__ are not properly
8021 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8023 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
8024 n_iv_uses, iv_use, n_iv_cands, iv_cand,
8025 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
8026 prepare_decl_rtl, free_loop_data,
8027 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
8030 * tree.h (tree_phi_node): Add a comment about the order of PHI
8033 2005-04-26 Paul Brook <paul@codesourcery.com>
8035 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
8037 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
8039 * config/mips.mips.c (mips_legitimize_tls_address): Use
8042 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
8043 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
8044 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
8046 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
8049 2005-04-26 Jeff Law <law@redhat.com>
8051 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
8052 (op_iter_init_must_and_may_def): Likewise.
8053 (unmodifiable_var_p): Move to a later point in the file.
8054 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
8055 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
8056 (dse_record_phis): Directly check for virtual operands rather than
8057 using need_imm_uses_for.
8058 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
8059 store has multiple V_{MAY,MUST}_DEF operands.
8061 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
8063 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
8066 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8068 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
8069 call to find_edge outside a loop to go through a PHI chain.
8071 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
8073 PR tree-optimization/17598
8074 * fold-const.c (fold_binary): Fold comparisons of addresses
8075 of COMPONENT_REFs which reference the same field to
8076 comparisons of the addresses of the base objects.
8078 2005-04-26 Julian Brown <julian@codesourcery.com>
8080 * config/arm/arm.c (arm_return_in_msb): New function.
8081 (arm_must_pass_in_stack): New function.
8082 (TARGET_RETURN_IN_MSB): Define target hook.
8083 (TARGET_MUST_PASS_IN_STACK): Define target hook.
8084 (arm_function_value): Pad small aggregate return.
8085 (arm_pad_arg_upward): New function.
8086 (arm_pad_reg_upward): New function.
8087 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
8088 (FUNCTION_ARG_PADDING): Define macro.
8089 (BLOCK_REG_PADDING): Define macro.
8090 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
8091 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
8092 (arm_pad_reg_upward): Declare function.
8094 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8096 * basic-block.h (ei_cond): New.
8097 (FOR_EACH_EDGE): Call ei_cond.
8099 PR tree-optimization/21047
8100 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
8101 (fold): Don't handle ASSERT_EXPR.
8103 2005-04-25 Roger Sayle <roger@eyesopen.com>
8105 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
8106 all writes to any stack register as a read/write dependency on
8108 (sched_analyze_2): Likewise, for reads from any stack register.
8110 2005-04-25 Richard Henderson <rth@redhat.com>
8112 * final.c (output_addr_const): Revert 2005-04-09 change.
8114 2005-04-25 Mike Stump <mrs@apple.com>
8116 * config/darwin.c (darwin_encode_section_info): Always set
8117 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
8119 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8121 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
8122 gensupport.c, protoize.c, toplev.c: Replace calls to
8123 `unlock_stream' with `unlock_std_streams'.
8125 2005-04-25 Devang Patel <dpatel@apple.com>
8127 * dbxout.c (dbxout_type): Emit attribute vector.
8129 2005-04-05 Paul Brook <paul@codesourcery.com>
8131 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
8132 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
8133 * config/arm/arm.c (arm_cxx_atexit_name): New function.
8134 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
8135 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
8136 (register_dtor_fn): Likewise.
8137 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
8139 2005-04-25 Ian Lance Taylor <ian@airs.com>
8141 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
8142 * c-common.h (EXPR_STMT_EXPR): Don't define.
8143 (c_common_stmt_codes): Don't define.
8144 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
8145 * c-gimplify.c (gimplify_expr_stmt): Remove.
8146 (c_gimplify_expr): Remove EXPR_STMT case.
8147 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
8148 to INIT_STATEMENT_CODES.
8149 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
8151 2005-04-25 Jan Hubicka <jh@suse.cz>
8153 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
8155 * except.c: Include diagnostic.h
8156 (dump_eh_tree, verify_eh_tree): New functions.
8157 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
8158 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
8159 (dump_function_to_file): dump eh tree.
8160 * tree-eh.c (mark_eh_edge): New function.
8161 (mark_eh_edge_found_error): New static variable.
8162 (verify_eh_edges): New function.
8164 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
8166 * tree-ssa-alias.c (fieldoff_t): Remove.
8167 (fieldoff_s): typedef the structure itself. Create a vector of
8169 (push_fields_onto_fieldstack): Return count of fields pushed.
8170 Remove peeling of first field. Adjust.
8171 (fieldoff_compare): Adjust.
8172 (create_overlap_variables_for): Adjust.
8174 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
8176 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
8178 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
8181 * doc/install.texi: Document correct assembler and linker to use
8182 on i?86-*-solaris2.10.
8184 2005-04-25 Steven Bosscher <stevenb@suse.de>
8186 Fix PR tree-optimization/21173
8188 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
8189 Unshare expression we pass to force_gimple_operand.
8191 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
8192 Stephen Clarke <stevec@superh.com>
8193 Roger Sayle <roger@eyesopen.com>
8195 PR rtl-optimization/20413
8196 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
8197 VOIDmode for LABEL_REF.
8198 * final.c (shorten_branches): Likewise.
8199 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
8200 * loop.c (reg_dead_after_loop): Likewise.
8201 * varasm.c (decode_addr_const): Likewise.
8202 * doc/rtl.texi: Document mode requirement for LABEL_REF.
8204 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
8206 * config.gcc (avr-*-*): Remove redundant "case".
8208 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
8210 * tree-vect-analyze.c (vect_mark_relevant): Take
8211 VEC(tree,heap) instead of varray_type as an argument.
8212 (vect_mark_stmts_to_be_vectorized): Change the type of
8213 worklist to VEC(tree,heap). Adjust uses of worklist.
8215 2005-04-24 Devang Patel <dpatel@apple.com>
8217 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
8219 2005-04-24 Ian Lance Taylor <ian@airs.com>
8221 * c-semantics.c (build_stmt): Remove test of specific tree codes
8222 for TREE_SIDE_EFFECTS handling.
8224 2005-04-24 Per Bothner <per@bothner.com>
8226 * c-opts.c (finish_options): Make the line-number of the <built-in>
8227 location 0, as assumed elsewhere, rather than 1.
8229 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8231 * tree-ssa-uncprop.c (equiv_stack): Change the type o
8233 (tree_ssa_uncprop, uncprop_finalize_block,
8234 uncprop_initialize_block): Update uses of equiv_stack.
8236 2005-04-24 Richard Henderson <rth@redhat.com>
8239 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
8240 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
8242 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
8243 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
8244 <DIV, MOD>: Likewise.
8246 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8248 * collect2.c (main): Unlock the stdio streams.
8249 * gcc.c (main): Likewise.
8250 * gcov-dump.c (main): Likewise.
8251 * gcov.c (main): Likewise.
8252 * gen-protos.c (main): Likewise.
8253 * gensupport.c (init_md_reader_args_cb): Likewise.
8254 * protoize.c (main): Likewise.
8255 * toplev.c (general_init): Likewise.
8257 2005-04-24 Jakub Jelinek <jakub@redhat.com>
8260 * cgraph.h (cgraph_local_info): Add vtable_method field.
8261 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
8262 and node is vtable_method, finalized and not reachable, don't do
8265 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8267 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
8269 * tree-ssa-pre.c (create_value_expr_from): Use
8270 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
8271 * tree-ssa-propagate.c (stmt_makes_single_load,
8272 stmt_makes_single_store): Use REFERENCE_CLASS_P.
8273 * tree-vect-transform.c (vect_is_simple_cond): Use
8275 * tree-vrp.c (extract_range_from_assert,
8276 build_assert_expr_for, fp_predicate, has_assert_expr): Use
8279 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
8280 of tpa_to_clear to VEC(int,heap). Update uses of
8281 tpa_to_clear. Free tpa_to_clear at the end.
8283 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
8285 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
8288 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
8290 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
8291 and gcc_unreachable as appropriate.
8292 (num_insns_constant, output_vec_const_move,
8293 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
8294 rs6000_emit_set_const, rs6000_emit_move,
8295 spe_build_register_parallel, function_arg,
8296 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
8297 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
8298 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
8299 rs6000_common_init_builtins, expand_block_clear,
8300 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
8301 extract_ME, rs6000_get_some_local_dynamic_name,
8302 rs6000_output_function_entry, print_operand,
8303 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
8304 output_cbranch, output_e500_flip_gt_bit,
8305 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
8306 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
8307 compute_save_world_info, rs6000_stack_info,
8308 rs6000_emit_load_toc_table, rs6000_frame_related,
8309 spe_synthesize_frame_save, rs6000_emit_epilogue,
8310 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
8311 output_function_profiler, rs6000_trampoline_size,
8312 rs6000_initialize_trampoline, find_addr_reg,
8313 rs6000_machopic_legitimize_pic_address,
8314 rs6000_initial_elimination_offset,
8315 rs6000_dbx_register_number): Likewise.
8316 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
8317 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
8318 *movti_power, *movti_string, call, call_value, sibcall,
8319 sibcall_value): Likewise.
8320 * config/rs6000/spe.md (*movdf_e500_double,
8321 *movv2si_internal): Likewise.
8322 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
8325 2005-04-24 Richard Henderson <rth@redhat.com>
8328 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
8329 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
8330 Deny modes smaller than 4 bytes.
8331 * config/i386/i386-protos.h: Update.
8333 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
8335 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
8336 Switch h8300-*-rtems* to ELF.
8338 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8340 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
8342 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8344 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
8346 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
8349 * fold-const.c: Fold &a[i]-&a[j] to i-j.
8351 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8353 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
8354 definitions of ssa names in condition. Split recusive part to ...
8355 (tree_simplify_using_condition_1): New function.
8356 (expand_simple_operations): New function.
8358 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8360 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
8361 (find_interesting_uses_cond): Do not use integer_zerop and
8362 integer_nonzerop to check for integer constants.
8363 (set_use_iv_cost): Record the value field.
8364 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
8365 determine_use_iv_cost_outer): Set the value field of the cost pair.
8366 (may_eliminate_iv): Do not return the comparison code.
8367 (iv_elimination_compare): New function.
8368 (determine_use_iv_cost_condition): Set the value field. Record
8369 noneliminable invariants correctly.
8370 (rewrite_use_compare, rewrite_use_outer): Use the value field.
8372 2005-04-23 DJ Delorie <dj@redhat.com>
8374 * diagnostic.c (warning): Accept parameter to classify warning option.
8375 (warning0): New, for when a pointer to an error() like function is needed.
8376 * errors.c (warning): Likewise.
8377 * errors.h (warning, warning0): Adjust prototypes.
8378 * toplev.h (warning, warning0): Likewise.
8380 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
8381 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
8382 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
8383 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
8384 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
8385 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
8386 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
8387 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
8389 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
8390 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
8391 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
8392 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
8393 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
8394 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
8395 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
8396 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
8397 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
8398 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
8399 config/rs6000/aix52.h, config/rs6000/darwin.h,
8400 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
8401 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8402 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
8403 config/stormy16/stormy16.c, config/v850/v850-c.c,
8404 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
8407 2005-04-23 Richard Henderson <rth@redhat.com>
8410 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
8411 performing some integral scalar simplifications.
8413 2005-04-23 Richard Henderson <rth@redhat.com>
8416 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
8417 simplifying CONST_VECTOR.
8419 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8421 * tree-ssa-live.c (live_worklist): Take a stack allocated on
8422 heap as an argument. Update uses of stack.
8423 (calculate_live_on_entry): Allocate stack on heap.
8425 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
8426 partition_link and tpa_nodes on heap.
8428 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
8429 (mark_stmt_necessary, propagate_necessity,
8430 mark_really_necessary_kill_operand_phis): Update uses of
8432 (tree_dce_init): Allocate worklist using VEC_alloc.
8433 (tree_dce_done): Free worklist using VEC_free.
8435 2005-04-23 Mike Stump <mrs@apple.com>
8437 * config/darwin.c (machopic_indirection_name): Don't use
8439 (darwin_emit_unwind_label): Use user_label_prefix instead of
8442 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8444 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
8446 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
8448 * config.gcc <cris-*>: Specify .opt files.
8449 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
8450 config/cris/linux.opt: New files.
8451 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
8452 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
8453 (TARGET_ELF): Override to 0.
8454 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
8455 -melinux-stacksize=N.
8456 * config/cris/cris.c: (cris_handle_option): New function.
8457 (TARGET_DEFAULT_TARGET_FLAGS): Override.
8458 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
8459 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
8460 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
8461 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
8462 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
8463 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
8464 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
8465 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
8466 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
8467 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
8468 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
8469 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
8470 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
8471 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
8472 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
8473 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
8474 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
8475 (TARGET_LINUX): Define 0.
8476 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
8477 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
8478 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
8479 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
8480 (TARGET_LINUX): Override to 1.
8481 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
8483 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
8485 * haifa-sched.c (schedule_block): Fix thinko in previous
8486 assertification patch.
8488 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
8490 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
8491 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
8492 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
8493 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
8494 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
8495 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
8496 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
8498 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
8499 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
8500 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
8501 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
8502 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
8503 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
8504 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
8505 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
8506 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
8507 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
8508 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
8509 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
8510 (SUBTARGET_OPTIONS): Delete.
8511 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
8512 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
8513 instead of a string.
8514 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
8515 (pa_cpu_string, pa_unix_string): Delete.
8516 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
8517 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
8519 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8520 (pa_handle_option): New function.
8521 (override_options): Remove handling of -march=, -mfixed-range=,
8522 -mschedule= and -munix=.
8523 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
8524 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
8525 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
8526 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
8527 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
8528 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
8529 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
8531 * config/pa/pa.opt: New file.
8532 * config/pa/pa-hpux.opt: New file.
8533 * config/pa/pa-hpux1010.opt: New file.
8534 * config/pa/pa-hpux1111.opt: New file.
8535 * config/pa/pa64-hpux.opt: New file.
8537 2005-04-22 David S. Miller <davem@davemloft.net>
8539 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
8540 integer when it's mode is VOIDmode not DImode.
8542 2005-04-22 Geoffrey Keating <geoffk@apple.com>
8544 * config/rs6000/rs6000.md (sync_add<mode>_internal,
8545 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
8546 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
8547 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
8548 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
8549 "bne- $-xxx" rather than local labels.
8550 (sync_lock_release<mode>): Add second operand.
8551 (lwsync): Use .long rather than a more meaningful opcode.
8552 * doc/md.texi (Standard Names): Add description of second
8553 parameter to sync_lock_test_and_set.
8555 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8557 PR tree-optimization/21088
8558 * fold-const.c (fold_unary, fold_binary, fold_ternary):
8560 * tree-vrp.c (compare_values): Use fold_binary to compare
8561 pointers. Use boolean_type_node as the type of a comparison
8562 expression being folded.
8563 * tree.h: Add prototypes for fold_unary, fold_binary,
8566 * tree-ssa-dom.c: Fix formatting.
8568 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8570 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
8571 * lambda-code.c (perfect_nestify): Mark virtual operands in
8572 the moved statement for renaming.
8573 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
8574 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8575 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
8576 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8577 * tree-flow.h (struct var_ann_d): Update comments.
8578 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
8579 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
8580 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
8581 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
8582 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
8583 debug_names_replaced_by): Remove declarations.
8584 (delete_update_ssa, get_current_def, set_current_def): Declare.
8585 (rewrite_into_loop_closed_ssa): Add new argument. Update
8587 * tree-into-ssa.c: Include params.h.
8588 (old_virtual_ssa_names): Remove. Update all users.
8589 (need_to_replace_names_p): Remove. Update all users.
8590 (struct update_ssa_stats_d): Declare.
8591 (update_ssa_stats): New local.
8592 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
8593 dump_tree_ssa_stats, debug_tree_ssa_stats,
8594 dump_update_ssa, debug_update_ssa,
8595 dump_names_replaced_by, debug_names_replaced_by): Declare.
8596 (get_current_def, set current_def): Make extern.
8597 (is_old_name, is_new_name): Protect against references
8598 past the end of the sets.
8599 (add_new_name_mapping): Assert that OLD and NEW are
8600 different SSA names for the same symbol.
8601 When adding a virtual mapping, update stats for virtual
8603 (insert_phi_nodes_for): If UPDATE_P is true, create the
8604 LHS of the new PHI by duplicating SSA name VAR.
8605 (insert_phi_nodes_1): Remove. Update all users.
8606 (insert_phi_nodes): Remove second argument. Update all
8608 (maybe_replace_use, maybe_replace_def): New.
8609 (rewrite_update_stmt): Call them.
8610 (mark_def_interesting): Remove calls to is_gimple_reg.
8611 (prepare_phi_args_for_update): Remove. Update all users.
8612 (prepare_block_for_update): Only process virtual operands
8613 and GIMPLE registers in normal form.
8614 (prepare_use_sites_for): New.
8615 (prepare_names_to_update): Rename from prepare_def_sites.
8616 Call prepare_use_sites_for.
8617 (dump_update_ssa): Rename from dump_repl_tbl.
8619 Show statistics for virtual mapping heuristic.
8620 (debug_update_ssa): Rename from debug_debug_repl_tbl.
8621 (init_update_ssa): Initialize UPDATE_SSA_STATS.
8622 (delete_update_ssa): Make extern.
8623 (mark_set_for_renaming): If the set is empty, do nothing.
8624 (release_ssa_name_after_update_ssa): Update comment.
8625 (insert_updated_phi_nodes_for): Do not remove existing
8626 PHI nodes for symbols.
8627 (switch_virtuals_to_full_rewrite_p): New.
8628 (switch_virtuals_to_full_rewrite): New.
8629 (update_ssa): Call them.
8630 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
8631 for every statement before updating.
8632 If all the names in NEW_SSA_NAMES have been marked for
8633 removal, do nothing.
8634 Only start at the top of the CFG if there are symbols in
8636 (ssa_rewrite_finalize_block): Remove.
8637 (ssa_register_new_def): Remove.
8638 (ssa_rewrite_stmt): Remove.
8639 (ssa_rewrite_phi_arguments): Remove.
8640 (ssa_rewrite_initialize_block): Remove.
8641 (ssa_mark_def_sites): Remove.
8642 (ssa_mark_def_sites_initialize_block): Remove.
8643 (ssa_mark_phi_uses): Remove.
8644 (rewrite_ssa_into_ssa): Remove.
8645 * tree-phinodes.c (find_phi_node_for): Remove.
8646 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8648 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
8649 Remove calls to verify_dominators and
8650 verify_loop_structure.
8651 (tree_unswitch_single_loop): Call update_ssa.
8652 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
8655 (delete_tree_ssa): Assert that need_ssa_update_p returns
8657 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
8658 * tree-vectorizer.c (allocate_new_names, rename_def_op,
8659 free_new_names): Remove. Update all users.
8660 (rename_use_op): Call get_current_def.
8661 (rename_variables_in_bb): Do not handle any real or
8663 (slpeel_update_phis_for_duplicate_loop): Call
8664 get_current_def and set_current_def instead of using
8666 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
8667 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
8668 ssa_names_to_replace and delete_update_ssa.
8669 * doc/invoke.texi: Document --param min-virtual-mappings
8670 and --param virtual-mappings-ratio.
8672 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8674 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
8675 for newly created PHI nodes.
8676 Call create_new_def_for for every new V_MAY_DEF and
8677 V_MUST_DEF on the copied statement.
8678 (struct ssa_name_map_entry): Remove.
8679 (ssa_name_map_entry_hash): Remove.
8680 (ssa_name_map_entry_eq): Remove.
8681 (allocate_ssa_names): Remove.
8682 (rewrite_to_new_ssa_names_def): Remove.
8683 (rewrite_to_new_ssa_names_use): Remove.
8684 (rewrite_to_new_ssa_names_bb): Remove.
8685 (rewrite_to_new_ssa_names): Remove.
8686 (tree_duplicate_sese_region): Remove variables ver,
8687 definitions, phi, ssa_name_map and bi.
8688 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
8690 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8691 update_ssa instead of rewrite_ssa_into_ssa.
8692 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
8694 (find_uses_to_rename_use): Add argument 'need_phis'.
8695 (find_uses_to_rename_stmt): Do not scan virtual operands.
8696 (find_uses_to_rename): Only scan PHI nodes for
8698 (rewrite_into_loop_closed_ssa): Call update_ssa.
8699 (check_loop_closed_ssa_use): Ignore virtual operands.
8700 (check_loop_closed_ssa_stmt): Likewise.
8701 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
8703 (rename_variables, set_phi_def_stmts): Remove.
8704 (tree_duplicate_loop_to_header_edge): Reformat comment.
8705 Remove variables BB, I and DEFINITIONS.
8706 Call need_ssa_update_p.
8708 (lv_adjust_loop_header_phi): Reformat comment.
8709 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
8710 (marked_for_rewrite_p, any_marked_for_rewrite_p,
8711 mark_for_rewrite, unmark_all_for_rewrite,
8712 marked_ssa_names): Remove. Update all users.
8713 (release_ssa_name): If VAR has been registered for SSA
8714 updating, do nothing.
8715 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
8716 (build_assert_expr_for): Call register_new_name_mapping.
8717 (insert_range_assertions): Update call to update_ssa.
8718 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
8719 marked_for_rewrite_p, any_marked_for_rewrite_p,
8720 marked_ssa_names): Remove.
8722 2005-04-22 Jeff Law <law@redhat.com>
8724 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
8725 (restore_currdefs_to_original_value): Likewise.
8726 (register_definitions_for_stmt): Likewise.
8727 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
8728 for each variable. Do not allocate/free block_defs_stack either.
8729 Do not iterate if we just thread jumps. Only iterate if the
8730 tree_cleanup_cfg does useful work (temporary).
8731 (dom_opt_initialize_block): No longer push a marker on
8733 (dom_opt_finalize_block): Removal call to restore currdefs.
8734 Relax restrictions for recording edge equivalences.
8735 (record_equivalences_from_phis): No longer need to track
8737 (optimize_stmt): Similarly.
8738 (thread_across_edge): Simplify by removing the requirement that
8739 statements in the block we are threading through must be nops.
8740 (initialize_hash_element): Handle GOTO_EXPR.
8742 2005-04-22 David S. Miller <davem@davemloft.net>
8744 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
8746 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
8747 fix check on CONST_DOUBLE mode. It should be VOIDmode
8748 when it is representing an integer.
8750 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8752 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
8753 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
8754 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
8755 find_char_info_specifier_index,
8756 find_length_info_modifier_index): Likewise.
8757 * c-typeck.c (composite_type, pop_init_level): Likewise.
8758 * combine.c (cant_combine_insn_p, try_combine): Likewise.
8759 * cse.c (cse_insn): Likewise
8760 * dominance.c (calc_dfs_tree): Likewise
8761 dwarf2out.c (loc_descriptor_from_tree_1,
8762 add_abstract_origin_attribute, force_decl_die,
8763 force_type_die): Likewise
8764 emit-rtl.c (operand_subword_force): Likewise
8765 explow.c (hard_function_value): Likewise
8766 expmed.c (store_bit_field, expand_divmod,
8767 emit_store_flag_force): Likewise
8768 expr.c (emit_move_multi_word, store_expr,
8769 expand_expr_real_1): Likewise
8770 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
8771 output_operand): Likewise
8772 flow.c (recompute_reg_usage): Likewise
8773 * function.c (assign_stack_temp_for_type, assign_temp,
8774 handle_epilogue_set): Likewise
8775 * genextract.c (main): Likewise
8776 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
8777 gimplify_modify_expr_rhs, gimplify_expr): Likewise
8778 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
8779 ready_remove, rm_line_notes, rm_other_notes,
8780 schedule_block): Likewise
8781 mips-tfile.c (copy_object, out_of_bounds): Likewise
8783 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8786 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8787 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8788 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8789 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8791 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8793 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8795 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8796 (gcc_tree_to_linear_expression): Convert to heap allocated
8798 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8799 lbv_to_gcc_expression, lle_to_gcc_expression,
8800 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8801 perfect_nestify): Likewise.
8802 lambda.h (gcc_loopnest_to_lambda_loopnest,
8803 lambda_loopnest_to_gcc_loopnest): Likewise.
8804 tree-loop-linear.c (linear_transform_loops): Likewise.
8806 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8808 * config/sparc/predicates.md (arith_double_operand): Use
8809 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8810 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8811 (DImode, DFmode constant splitters): Likewise. Remove code for
8812 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8813 (logical constant splitters): Use const_int_operand predicate.
8814 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8815 HOST_BITS_PER_WIDE_INT < 64.
8817 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8819 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8820 gcc_unreachable as appropriate.
8821 (force_mode, emit_move_sequence, singlemove_string,
8822 output_move_double, output_fp_move_double, find_addr_reg,
8823 output_block_move, output_block_clear, output_and,
8824 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8825 pa_adjust_cost, pa_issue_rate, print_operand,
8826 output_global_address, output_arg_descriptor, output_cbranch,
8827 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8828 output_call): Likewise.
8829 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8830 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8832 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8834 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8835 _gcov_pow2_profiler and _gcov_one_value_profiler.
8836 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8837 (GTFILES): Add $(srcdir)/tree-profile.c.
8838 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8839 __gcov_one_value_profiler): Declare.
8840 * gimplify.c (force_gimple_operand): Check whether the statements
8841 should be produced in ssa form.
8842 (force_gimple_operand_bsi): New function.
8843 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8844 __gcov_one_value_profiler): New functions.
8845 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8846 the profiled value is a power of two or not.
8847 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8848 * tree-flow.h (in_ssa_p): Declare.
8849 (force_gimple_operand_bsi): Declare.
8850 * tree-into-ssa.c (in_ssa_p): New variable.
8851 (rewrite_into_ssa): Set in_ssa_p.
8852 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8853 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8854 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8855 tree_one_value_profiler_fn): New variables.
8856 (tree_init_edge_profiler): Initialize the profiler function decls.
8857 (tree_gen_edge_profiler): Use global gcov_type_node.
8858 (prepare_instrumented_value): New function.
8859 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8860 tree_gen_one_value_profiler): Call the library functions instead of
8861 creating instrumentation code.
8862 * tree.c (build_fn_decl): New function.
8863 * tree.h (build_fn_decl): Declare.
8864 * value-prof.c (rtl_divmod_values_to_profile,
8865 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8866 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8867 Do not handle may_be_other and precise values of exponents at pow2
8869 (tree_mod_subtract_transform): Reflect that value field of
8870 histogram has changed meaning.
8871 (tree_divmod_values_to_profile): Record the values correctly.
8872 (tree_values_to_profile): Update comment.
8873 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8875 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8877 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8880 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8882 * config/i386/i386.md (length_immediate): Use gcc_assert or
8883 gcc_unreachable, as appropriate.
8884 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8885 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8886 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8887 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8888 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8889 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8890 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8891 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8892 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8893 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8894 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8895 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8896 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8897 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8898 *prefetch_sse_rex): Likewise.
8899 * config/i386/predicates.md (x86_64_immediate_operand,
8900 x86_64_zext_immediate_operand, symbolic_operand,
8901 no_seg_address_operand, aligned_operand,
8902 memory_displacement_operand): Likewise.
8903 * config/i386/sse.md (*mov<mode>_internal,
8904 *movv2df_internal): Likewise.
8906 2005-04-22 Jan Hubicka <jh@suse.cz>
8908 * Makefile.in (ipa.o, ipa-inline.o): New files.
8909 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8910 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8911 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8912 * cgraphunit.c (cgraph_default_inline_p,
8913 cgraph_decide_inlining_incrementally, ncalls_inlined,
8914 nfunctions_inlined, initial_insns, overall_insns,
8915 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8916 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8917 cgraph_mark_inline, cgraph_check_inline_limits,
8918 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8919 update_callee_keys, lookup_recursive_calls,
8920 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8921 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8922 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8923 pass_ipa_inline): Move to ipa-inline.c
8924 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8926 * ipa-inline.c: New file.
8928 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8930 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8931 is turned off by default on Solaris.
8933 2005-04-21 Roger Sayle <roger@eyesopen.com>
8935 * c-common.h (objc_build_method_signature): Update prototype.
8936 * stub-objc.c (objc_build_method_signature): Update the stub
8937 implementation to accept and ignore additional parameter.
8938 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8939 the value of ellipsis to objc_build_method_signature instead
8940 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8942 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8944 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8945 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8946 gen_rtx_* not gen_rtx_fmt_*.
8947 (rs6000_emit_vector_select): Likewise.
8948 (rs6000_emit_sync): New.
8949 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8950 (larx, stcx, cmp): New mode substitutions.
8951 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8952 UNSPEC_ISYNC): New constants.
8953 (rlwinm): Give name.
8954 (memory_barrier, isync, lwsync): New insns.
8955 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8956 (sync_lock_release<mode>): New expander.
8957 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8958 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8959 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8960 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8961 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8962 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8963 (sync_add<mode>_internal, sync_addshort_internal,
8964 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8965 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8966 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8968 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8969 is the memory before, not after, the operation. Clarify
8970 barrier requirements.
8972 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8974 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8975 * lambda.h (lambda_vector_min_nz): Likewise.
8976 * langhooks.h (struct lang_hooks_for_types,
8977 struct lang_hooks): Likewise.
8978 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8981 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8983 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8984 comments to avoid 'abort'. Use gcc_assert as necessary.
8985 * opts.c (common_handle_option): Likewise.
8986 * pretty-print.c (pp_base_format_text): Likewise.
8987 * print-rtl.c (print_rtx): Likewise.
8988 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8989 * regmove.c (try_auto_increment): Likewise.
8990 * reload.c (find_valid_class, find_reloads_toplev,
8991 find_equiv_reg): Likewise.
8992 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8993 merge_assigned_reloads): Likewise.
8994 * tree-inline.c (inline_forbidden_p_1,
8995 estimate_num_insns_1): Likewise.
8996 * tree-optimize.c (execute_todo): Likewise.
8997 * tree-outof-ssa.c (eliminate_phi): Likewise.
8998 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8999 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
9000 * tree-ssa-operands.c (parse_ssa_operands,
9001 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
9002 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
9003 * tree-ssanames.c (release_ssa_name): Likewise.
9004 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
9005 walk_tree): Likewise.
9007 * tree-ssa-operands.c (verify_abort): Fold into ..
9008 (verify_imm_links): ... here.
9010 2005-04-21 Richard Henderson <rth@redhat.com>
9012 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
9013 on non-memory operand for previous inversion.
9015 2005-04-21 Devang Patel <dpatel@apple.com>
9017 PR optimization/20994
9018 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
9019 x = !(a == b) : p , q;.
9020 (pass_if_conversion): Verify stmts and flow.
9022 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9024 * optabs.c (gen_conditional_trap): Restore #define.
9026 * alias.c (true_dependence): Remove 'abort' from comments. Use
9027 gcc_assert and gcc_unreachable as appropriate.
9028 (canon_true_dependence): Likewise.
9029 * bb-reorder.c (connect_traces): Likewise.
9030 * c-common.c (c_add_case_label): Likewise.
9031 * c-decl.c (finish_function): Likewise.
9032 * caller-save.c (insert_restore, insert_save): Likewise.
9033 * cfg.c (update_bb_profile_for_threading): Likewise.
9034 * cfganal.c (flow_active_insn_p): Likewise.
9035 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9036 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
9037 cfg_layout_merge_blocks): Likewise.
9038 * ifcvt.c (cond_exec_process_insns, merge_if_block,
9039 find_if_block): Likewise.
9040 * integrate.c (allocate_initial_values): Likewise.
9041 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
9042 swap_condition, unsigned_condition, signed_condition,
9043 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
9044 reg_or_subregno): Likewise.
9045 * lambda-code.c (lambda_compute_auxillary_space,
9046 lambda_transform_legal_p): Likewise.
9047 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
9048 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
9049 lhd_incomplete_type_error, lhd_expand_expr,
9050 lhd_types_compatible_p, lhd_tree_size): Likewise.
9051 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
9052 * local-alloc.c (update_equiv_regs): Likewise.
9053 * loop-unroll.c (peel_loop_completely
9054 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
9055 peel_loop_simple, unroll_loop_stupid,
9056 analyze_iv_to_split_insn): Likewise.
9057 * loop.c (gen_prefetch, find_and_verify_loops,
9058 basic_induction_var): Likewise.
9059 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
9060 * value-prof.c (tree_find_values_to_profile): Likewise.
9061 * varasm.c (named_section, default_assemble_integer,
9062 decode_addr_const): Likewise.
9064 2005-04-21 Alan Modra <amodra@bigpond.net.au>
9065 Fariborz Jahanian <fjahanian@apple.com>
9067 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
9068 portion of argument passed in fpr.
9069 * expr.c (emit_push_insn): Fix computation of 'offset' used to
9070 decide on partial argument save on stack.
9072 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
9074 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
9077 2005-04-21 Jan Hubicka <jh@suse.cz>
9079 * cgraphunit.c: Include tree-pass.h
9080 (cgraph_decide_recursive_inlining,
9081 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
9082 cgraph_decide_inlining): Dump goes to dump_file.
9083 (cgraph_optimize): Call ipa passes instead of inliner.
9084 (cgraph_gate_inlining, pass_ipa_inline): New.
9085 * tree-optimize.c (all_ipa_passes): New static variable.
9086 (register_one_dump_file): Dead with IPA passes.
9087 (register_dump_files): Likewise.
9088 (init_tree_optimization_passes): Initialize IPA passes.
9089 (execute_todo): Do cgraph dump when asked to, do not dump function body
9091 * tree-pass.h (TODO_dump_cgraph): New macro.
9092 (ipa_passes): Declare.
9093 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
9095 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9097 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
9098 gcc_assert instead of abort.
9099 (classify_argument, examine_argument, construct_container,
9100 contains_128bit_aligned_vector_p, ix86_check_movabs,
9101 standard_80387_constant_opcode, standard_80387_constant_rtx,
9102 ix86_initial_elimination_offset, ix86_compute_frame_layout,
9103 pro_epilogue_adjust_stack, ix86_expand_epilogue,
9104 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
9105 legitimize_tls_address, output_pic_addr_const,
9106 i386_output_dwarf_dtprel, put_condition_code, print_reg,
9107 get_some_local_dynamic_name, print_operand, print_operand_address,
9108 output_387_binary_op, emit_i387_cw_initialization,
9109 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
9110 ix86_expand_clear, ix86_expand_binary_operator,
9111 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
9112 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
9113 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
9114 ix86_expand_branch, ix86_expand_setcc,
9115 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
9116 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
9117 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
9118 memory_address_length, ix86_attr_length_immediate_default,
9119 ix86_attr_length_address_default, ix86_agi_dependant,
9120 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
9121 ix86_expand_binop_builtin, ix86_force_to_memory,
9122 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
9123 x86_emit_floatuns): Likewise.
9124 * config/i386/netware.c (gen_regparm_prefix,
9125 i386_nlm_strip_name_encoding): Likewise.
9126 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
9128 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9130 * optabs.c (gen_condiational_trap): Remove #define.
9131 (add_equal_note): Assertify. Remove explicit indirection from
9132 call via function pointer.
9133 (expand_ternary_op, expand_simple_binop, expand_binop,
9134 expand_twoval_unop, expand_twoval_binop,
9135 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
9136 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
9137 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
9138 prepare_float_lib_cmp, emit_conditional_move,
9139 emit_conditional_add, gen_add2_insn, gen_add3_insn,
9140 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
9141 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
9142 vector_compare_rtx, expand_vec_cond_expr): Likewise.
9144 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9146 * vec.h: Update API to separate allocation mechanism from type.
9147 (VEC_safe_grow): New.
9148 * vec.c (calculate_allocation): New.
9149 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
9150 (vec_gc_free, vec_heap_free): Remove.
9151 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
9153 (mangle_macro_name): New.
9154 (struct macro_def): New.
9155 (struct macro): Add multiple argument values.
9156 (macro_expans_end): New.
9157 (push_macro_expansion): Chain on new macro. Process multiple
9158 args, create follow on expansion. Return follow on argument.
9159 (macro_input): Deal with multiple arguments.
9161 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
9162 (struct tree_binfo): Adjust.
9163 * basic-block.h: Define VEC(edge,gc).
9164 (struct edge_def): Adjust.
9165 (struct basic_block_def, struct edge_iterator): Likewise.
9166 (ei_container, ei_start_1, ei_last_1): Likewise.
9167 * cfg.c (connect_src, connect_dest): Likewise.
9168 * cfgrtl.c (force_nonfallthru_and_redirect)
9169 * dbxout.c (dbxout_type)
9170 * dwarf2out.c (gen_member_die)
9171 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
9172 (gcc_tree_to_linear_expression): Adjust.
9173 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
9174 lbv_to_gcc_expression, lle_to_gcc_expression,
9175 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
9176 perfect_nestify): Likewise.
9177 * lambda.h (gcc_loopnest_to_lambda_loopnest,
9178 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
9179 * profile.c (instrument_values): Adjust.
9180 * tree-cfg.c (modified_noreturn_calls): Adjust.
9181 (remove_fallthru_edge): Likewise.
9182 * tree-dump.c (dequeue_and_dump): Adjust.
9183 * tree-flow-inline.h (mark_stmt_modified): Adjust.
9184 * tree-flow.h (modified_noreturn_calls): Adjust.
9185 (tree_on_heap): Remove. (yay!)
9186 (register_new_def): Adjust.
9187 * tree-into-ssa.c: Define VEC(int,heap).
9188 (block_defs_stack): Adjust.
9189 (find_idf, insert_phi_nodes, register_new_def,
9190 rewrite_initialize_block, rewrite_finalize_block,
9191 register_new_update_single, rewrite_update_init_block,
9192 rewrite_update_fini_block, rewrite_blocks,
9193 ssa_rewrite_finalize_block, ssa_register_new_def,
9194 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
9195 * tree-loop-linear.c (linear_transform_loops): Adjust.
9196 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
9197 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
9198 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
9199 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
9200 vrp_variables_stack): Adjust declarations.
9201 (tree_ssa_dominator_optimize): Adjust.
9202 (dom_opt_initialize_block, remove_local_expressions_from_table,
9203 restore_nonzero_vars_to_original_value,
9204 restore_vars_to_original_value,
9205 restore_currdefs_to_original_value, dom_opt_finalize_block,
9206 record_var_is_nonzero, record_cond, record_const_or_copy_1,
9207 optimize_stmt, update_rhs_and_lookup_avail_expr,
9208 lookup_avail_expr, record_range): Likewise.
9209 * tree-ssa-pre.c: Define VEC(basic_block,heap).
9210 (compute_antic_aux): Adjust.
9211 (inserted_exprs, create_expression_by_pieces,
9212 insert_into_preds_of_block, eliminate, mark_operand_necessary,
9213 remove_dead_inserted_code, fini_pre): Likewise.
9214 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
9215 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
9216 ssa_prop_init): Likewise.
9217 * tree-ssa.c: Define VEC(bitmap,heap).
9218 (verify_name_tags): Adjust.
9219 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
9220 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
9221 tree_divmod_values_to_profile, tree_find_values_to_profile,
9222 value_profile_transformations): Likewise.
9223 * value-prof.h: Define VEC(histogram_value,heap).
9224 * varasm.c: Remove alias_pair pointer typedef, define
9226 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
9228 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
9229 not a pointer to it. Create an object vector.
9230 (extern_symbols): Turn into an object vector.
9231 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
9233 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
9236 * Makefile.in (tree-chrec.o): Depend on params.h.
9237 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
9239 * tree-chrec.c: Depend on params.h. Replace build with buildN,
9240 and fold build with fold_buildN.
9241 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
9242 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
9243 (tree_contains_chrecs): Compute an estimation of the size of the
9245 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
9246 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
9247 * tree-scalar-evolution.c (simple_iv): Ditto.
9248 * doc/invoke.texi (scev-max-expr-size): Documented.
9250 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
9252 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
9253 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
9254 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
9255 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
9256 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
9257 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
9258 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
9259 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
9260 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
9261 (darwin_fix_and_continue_switch): Delete.
9262 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
9263 (SUBTARGET_SWITCHES): Delete.
9264 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
9265 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
9266 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
9267 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
9268 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
9269 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
9270 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
9271 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
9272 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
9273 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
9274 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
9275 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
9276 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
9277 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
9278 (TARGET_64BIT): Undef before redefining.
9279 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
9280 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
9281 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
9282 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
9283 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
9284 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
9285 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
9286 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
9287 (ix86_debug_arg_string, ix86_debug_addr_string)
9288 (ix86_align_loops_string, ix86_align_jumps_string)
9289 (ix86_align_funcs_string): Delete.
9290 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
9291 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
9292 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
9293 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
9294 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
9295 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
9296 (SUBTARGET_SWITCHES): Delete.
9297 * config/i386/i386.c (ix86_debug_arg_string): Delete.
9298 (ix86_debug_addr_string): Delete.
9299 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
9300 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
9301 (ix86_align_loops_string, ix86_align_jumps_string)
9302 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
9303 (ix86_align_funcs_string): Make static.
9304 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9305 (ix86_handle_option): New function.
9306 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
9307 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
9308 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
9309 of darwin_fix_and_continue_switch.
9310 (darwin_one_byte_bool): Delete.
9311 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
9312 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
9313 to darwin_one_byte_bool.
9314 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
9315 * config/i386/djgpp.opt, config/i386/i386.opt,
9316 * config/i386/sco5.opt: New files.
9318 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9320 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
9321 fp_zero_operand, fp_register_operand, intreg_operand,
9322 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
9323 call_operand, call_operand_address, tgd_symbolic_operand,
9324 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
9325 symbolic_operand, symbolic_memory_operand, label_ref_operand,
9326 sp64_medium_pic_operand, data_segment_operand,
9327 text_segment_operand, splittable_symbolic_memory_operand,
9328 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
9329 eq_or_neq, normal_comp_operator, noov_compare_op,
9330 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
9331 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
9332 const64_operand, const64_high_operand, arith11_operand,
9333 arith10_operand, arith_double_operand, arith_double_4096_operand,
9334 arith_double_add_operand, arith11_double_operand,
9335 arith10_double_operand, small_int, small_int_or_double,
9336 uns_small_int, uns_arith_operand, clobbered_register,
9337 input_operand, compare_operand): Delete.
9338 (sparc_emit_set_const32): Use predicates in assertion. Remove special
9339 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
9340 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
9341 (GEN_HIGHINT64, GEN_INT64): Delete.
9342 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
9343 gen_safe_XOR64): Adjust for above deletion.
9344 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
9345 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
9346 (legitimate_constant_p): Use const_zero_operand instead.
9347 (sparc_extra_constraint_check): Likewise.
9348 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
9349 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
9350 (PREDICATE_CODES): Delete.
9351 * config/sparc/sparc.md: Include predicates.md.
9352 (All patterns): Adjust for new predicate names.
9353 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
9354 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
9355 (movdi): Use general_operand predicate.
9356 (movdi_sp64_dbl): Delete.
9357 (movdi_const64_special): Add 'N' constraint.
9358 (movdicc): Use arith10_operand predicate.
9359 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
9360 (movdi_cc_reg_sp64): Use arith10_operand predicate.
9361 (movdi_cc_reg_sp64_trunc): Delete.
9362 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
9363 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
9364 (subdi3_sp32): Delete.
9365 (subdi3_insn_sp32): Change to define_insn_and_split.
9366 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
9367 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
9368 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
9369 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
9370 small_int_operand predicate.
9371 (divdi3, udivdi3): Use arith_operand predicate.
9372 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
9373 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
9374 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
9375 (xordi3_sp64_dbl): Delete.
9376 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
9377 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
9378 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
9379 cmp_ccx_set_not): Use arith_operand predicate.
9380 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
9381 * config/sparc/predicates.md: New file.
9383 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
9385 PR tree-optimization/14846
9386 * fold-const.c (fold_single_bit_test_into_sign_test): New,
9388 (fold_single_bit_test): ... here.
9389 (fold_binary): Call fold_single_bit_test_into_sign_test
9390 instead of fold_single_bit_test.
9392 2005-04-20 James E Wilson <wilson@specifixinc.com>
9395 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
9396 is another declaration.
9398 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
9400 * config/cris/predicates.md: New file.
9401 * config/cris/cris-protos.h (cris_store_multiple_op_p)
9402 (cris_movem_load_rest_p): Declare.
9403 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
9404 (cris_movem_load_rest_p): Ditto. Globalize.
9405 (cris_bdap_operand, cris_bdap_biap_operand,
9406 cris_orthogonal_operator, cris_commutative_orth_op,
9407 cris_operand_extend_operator,
9408 cris_additive_operand_extend_operator, cris_extend_operator,
9409 cris_plus_or_bound_operator, cris_mem_op,
9410 cris_general_operand_or_symbol,
9411 cris_general_operand_or_gotless_symbol,
9412 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
9413 cris_load_multiple_op): Remove predicate functions.
9414 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
9415 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
9416 * config/cris/cris.h (PREDICATE_CODES): Don't define.
9417 * config/cris/cris.md: Include predicates.md.
9418 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
9420 2005-04-20 Ian Lance Taylor <ian@airs.com>
9422 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
9423 * c-common.h (STMT_EXPR_STMT): Don't define.
9424 (STMT_EXPR_NO_SCOPE): Don't define.
9425 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
9426 * c-pretty-print.c (pp_c_primary_expression): Likewise.
9427 (pp_c_expression): Likewise.
9429 2005-04-20 Richard Henderson <rth@redhat.com>
9432 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
9434 2005-04-20 Jeff Law <law@redhat.com>
9436 * reload1.c (reload): Ignore equivalences between pseudos and
9439 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
9442 * c-tree.h (struct c_label_list): Update comment.
9443 (struct c_label_context): Rename to struct c_label_context_se.
9444 (label_context_stack): Rename to label_context_stack_se.
9445 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
9446 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
9447 c_end_vm_scope): New.
9448 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
9449 * c-decl.c (pop_scope): Call c_end_vm_scope.
9450 (pushdecl): Call c_begin_vm_scope for variably modified
9452 (define_label): Check for jumping into scope of identifier with
9453 variably modified type. Push label on stack for those defined at
9454 current context of identifiers with variably modified type.
9455 (start_function): Create stack level for context of identifiers
9456 with variably modified type.
9457 (finish_function): Pop stack level for context of identifiers with
9458 variably modified type.
9459 * c-typeck.c (label_context_stack): Rename to
9460 label_context_stack_se.
9461 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
9462 (c_finish_goto_label): Check for jumping into scope of identifier
9463 with variably modified type. Push label on stack for those jumped
9464 to from current context of identifiers with variably modified
9466 (struct c_switch): Add blocked_vm.
9467 (c_start_case): Initialize blocked_vm.
9468 (do_case): Check blocked_vm.
9469 (c_finish_case): Add comment.
9470 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
9471 variable label_context_stack.
9473 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9475 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
9476 conditional_replacement, value_replacement, abs_replacement,
9478 (replace_phi_edge_with_variable): Remove argument BB.
9479 (conditional_replacement, value_replacement,
9480 minmax_replacement, abs_replacement): Remove argument PHI_BB.
9481 Update a call to replace_phi_edge_with_variable.
9483 * tree-ssa-phiopt.c: Fix comments.
9485 2005-04-20 Michael Matz <matz@suse.de>
9488 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
9491 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9493 * tree-ssa-phiopt.c: Fix comment typos.
9495 PR tree-optimization/21116
9496 * tree-ssa-phiopt.c: Fix a typo.
9498 2005-04-19 Richard Henderson <rth@redhat.com>
9500 * builtins.c (expand_builtin_sync_operation): Revert last change.
9501 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
9503 (expand_compare_and_swap_loop): Likewise.
9504 (expand_sync_operation): Remove fallback from NAND to AND; invert
9505 memory operand when expanding from cmpxchg.
9506 (expand_sync_fetch_operation): Likewise.
9507 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
9510 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
9511 when implementing NAND. Fix double-add for AFTER.
9512 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
9513 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9514 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
9516 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
9519 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
9520 to return old memory value.
9521 (sync_compare_and_swap_cc<IMODE>): Likewise.
9523 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
9524 return pre-reload. Don't consider output or anti dependencies.
9525 * config/ia64/sync.md (IMODE): New.
9526 (modesuffix): Add QI and HI.
9527 (memory_barrier): Simplify expansion.
9528 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
9529 (cmpxchg_acq_<IMODE>): Likewise.
9530 (sync_lock_test_and_set<IMODE>): Likewise.
9531 (sync_lock_release<IMODE>): Likewise.
9533 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9535 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
9538 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9540 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
9542 2005-04-20 Michael Pogue <michael.pogue@sun.com>
9543 Joseph S. Myers <joseph@codesourcery.com>
9545 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
9546 * c-typeck.c (build_c_cast): Check these options.
9547 * doc/invoke.texi: Document these options.
9549 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9551 * tree-ssa-phiopt.c: Update a comment about the pass.
9553 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9555 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
9556 config/mcore/mcore.c: Fix comment typos.
9558 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
9560 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
9561 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
9563 2005-04-19 Paul Brook <paul@codesourcery.com>
9565 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
9567 2005-04-19 Andrew Haley <aph@redhat.com>
9570 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
9571 looking at a field's bitpos.
9573 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9575 * system.h (fopen, fdopen, freopen): Define these to the unlocked
9576 libiberty functions.
9578 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9580 PR tree-optimization/21096
9581 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
9583 2005-04-19 Alan Modra <amodra@bigpond.net.au>
9586 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
9587 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
9589 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
9591 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
9592 refers to the function being dumped.
9594 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
9596 * varasm.c (assemble_start_function): Remove reset of in_section.
9598 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9600 PR tree-optimization/21085
9601 * fold-const (fold_binary): Don't change X % -C to X % C if C has
9604 2005-04-19 Ben Elliston <bje@au.ibm.com>
9606 * doc/invoke.texi (Optimize Options): Refer to the correct
9607 optimisation flag -ftree-dominator-opts, not -ftree-dom.
9609 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
9611 * config/rs6000/rs6000.c (machopic_output_stub): Increase
9612 alloca argument to be big enough.
9614 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
9617 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
9620 2005-04-18 Tom Tromey <tromey@redhat.com>
9622 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
9625 2005-04-18 Richard Henderson <rth@redhat.com>
9627 * config/alpha/alpha.c (alpha_split_atomic_op): New.
9628 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
9629 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
9630 * config/alpha/alpha-protos.h: Update.
9631 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
9632 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
9633 (attr type): Add ld_l, st_c, mb.
9634 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
9635 iornotsi3, xorsi_internal, xornotsi3): New.
9636 * config/alpha/ev4.md (ev4_ld): Add ld_l.
9637 (ev4_ist_c, ev4_mb): New.
9638 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
9640 * config/alpha/ev6.md (ev6_ild): Add ld_l.
9641 (ev6_ist): Add st_c.
9643 * config/alpha/sync.md: New file.
9645 2005-04-18 Richard Henderson <rth@redhat.com>
9647 * builtins.c (expand_builtin_sync_operation): Fold nand to and
9650 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
9652 2005-04-18 Devang Patel <dpatel@apple.com>
9654 * config/rs6000/atlivec.md (mulv4si3): New pattern.
9656 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9658 PR tree-optimization/20922
9659 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
9660 Fold X + c >= X and fold X - c <= X to true.
9662 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9664 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
9666 (emergency_labeled_state_free): Likewise.
9668 2005-04-18 Nick Clifton <nickc@redhat.com>
9670 * config/h8300/h8300.md (jump): Remove prescan parameter from
9671 calls to final_scan_insn.
9673 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
9674 parameter from calls to final_scan_insn.
9676 * config.gcc (m68hc12): Use the m68hc11.opt file for target
9678 (v850e, v850e1): Use the v850.opt file for target specific
9681 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
9683 PR tree-optimization/21001
9684 * tree-optimize.c (init_tree_optimization_passes): Move the
9685 first pass_forwprop immediately before pass_vrp.
9687 2005-04-17 Ian Lance Taylor <ian@airs.com>
9689 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
9690 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
9691 from enum tree_code op to bool is_sizeof.
9692 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
9693 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9694 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
9696 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
9698 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
9701 2005-04-17 Ian Lance Taylor <ian@airs.com>
9703 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
9705 2005-04-17 Richard Henderson <rth@redhat.com>
9707 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9709 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
9710 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
9711 of indirection through ssa names while looking for the gpr counter
9713 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
9714 saved va_list_gpr_size and va_list_fpr_size.
9716 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9718 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
9719 both pointers or both integers.
9721 * tree-vrp.c (maybe_add_assert_expr): Don't assert
9722 ASSERT_EXPRs for single-use variable.
9724 * tree-into-ssa.c: Fix a comment typo.
9726 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
9728 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
9729 -mipsN before forcing a default of -mips2.
9731 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9733 * predict.h (IS_TAKEN): Remove.
9734 * rtl.h (NOTE_PREDICTION): Likewise.
9736 * modulo-sched.c (CFG_HOOKS): Remove.
9738 * c-parser.c (N_C_TTYPES): Remove.
9740 * tree-flow-inline.h (get_stmt_operands): Remove.
9741 * lambda-code.c, tree-ssa-loop-unswitch.c,
9742 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
9743 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
9744 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
9745 calls to get_stmt_operands.
9746 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
9748 2005-04-17 Richard Henderson <rth@redhat.com>
9751 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
9752 of CUMULATIVE_ARGS past the last named argument.
9753 (alpha_va_start): Expect pretend_args_size only if strictly less than
9756 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9759 * builtins.c (expand_builtin_strcat): Convert the result of
9760 strlen to the right type.
9761 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
9762 avoid creating type mismatches.
9763 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
9766 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
9768 2005-04-16 Richard Henderson <rth@redhat.com>
9771 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
9772 Use the mode of boolean_type_node when the user doesn't provide one.
9773 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
9775 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
9778 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9781 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9784 2005-04-16 Roger Sayle <roger@eyesopen.com>
9785 Steven Bosscher <stevenb@suse.de>
9787 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9788 (fold_unary_to_constant): Likewise.
9790 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9792 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9795 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9797 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9798 names related to target triplets.
9799 Remove i?86-*-esix from platform directory.
9800 Remove powerpc-*-eabiaix from platform directory.
9802 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9805 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9806 falling through from SUBREG case to REG.
9808 2005-04-15 Roger Sayle <roger@eyesopen.com>
9810 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9811 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9812 (fold_binary_to_constant): Simplify using fold_binary.
9813 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9815 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9817 * gthr-posix.c (pthread_cancel): Define.
9818 (pthread_mutexattr_init): Likewise.
9819 (pthread_mutexattr_settype): Likewise.
9820 (pthread_mutexattr_destroy): Likewise.
9822 2005-04-15 David S. Miller <davem@davemloft.net>
9825 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9827 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9829 PR tree-optimization/21031
9830 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9831 (forward_propagate_into_cond_1): Call it. Forward propagate
9832 integer-integer casts into COND_EXPRs.
9834 2005-04-15 Dave Korn <dave.korn@artimi.com>
9836 * gcc.c (default_compilers): Clarify obscure error message when
9837 reading from standard input.
9839 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9841 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9842 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9844 * tree-ssa-alias.c (init_alias_info): Remove a call to
9847 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9849 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9850 of non-virtual PHI nodes like we use to.
9852 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9854 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9855 (attr_copy_rtx): Do not use it.
9857 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9859 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9861 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9863 * tree-vect-transform.c (vectorizable_store): Mark necessary
9864 objects in the vectorized store needing renaming. Update the
9865 SSA graph for V_MAY_DEF operands in the original store.
9867 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9869 * tree-ssa-pre.c (compute_avail): It's okay to have
9870 TREE_INVARIANT's here, and value number the resulting expressions.
9871 (create_expression_by_pieces): Make sure operands that were
9872 min_invariant when we started, stay that way.
9874 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9876 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9878 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9880 PR tree-optimization/20936.
9881 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9883 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9885 * doc/invoke.texi: Fix typos.
9886 * doc/md.texi: Likewise.
9887 * doc/rtl.texi: Likewise.
9888 * doc/sourcebuild.texi: Likewise.
9889 * doc/tm.texi: Likewise.
9891 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9893 PR tree-optimization/21004
9894 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9895 and floorl in c99 mode only.
9896 * builtins.c (expand_builtin_int_roundingfn): Assert that
9897 fallback_fndecl is not NULL_TREE.
9899 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9901 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9902 * basic-block.h: Update the prototype for
9903 purge_all_dead_edges.
9904 * cfgexpand.c (tree_expand_cfg): Update a call to
9905 purge_all_dead_edges.
9906 * combine.c (combine_instructions): Likewise.
9907 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9908 rest_of_handle_cse2, rest_of_handle_gcse,
9909 rest_of_handle_postreload): likewise.
9911 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9914 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9915 e.g. cv-qualification conversions.
9917 2005-04-14 Mike Stump <mrs@apple.com>
9919 * config/darwin-c.c (framework_construct_pathname): We must
9920 find all headers of a framework in the first instance of it
9921 found in the seach path.
9923 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9925 PR tree-optimization/21021
9926 * tree-vrp.c (compare_values): Work around a bug in the front
9927 end that produces a comparison of mismatched types.
9929 2004-04-14 Richard Henderson <rth@redhat.com>
9931 * config/ia64/ia64.h (enum fetchop_code): Remove.
9932 (enum ia64_builtins): Move ...
9933 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9934 members except BSP and FLUSHRS.
9935 (ia64_init_builtins): Remove __sync builtins.
9936 (ia64_expand_builtin): Likewise.
9937 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9938 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9939 (ia64_expand_lock_release): Remove.
9940 * config/ia64/ia64.md (mf): Move to sync.md.
9941 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9942 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9943 * config/ia64/sync.md: New file.
9944 (memory_barrier): Rename from mf.
9945 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9946 (cmpxchg_acq_<I48MODE>): Likewise.
9947 (sync_lock_test_and_set<I48MODE>): Likewise.
9949 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9950 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9952 2004-04-14 Richard Henderson <rth@redhat.com>
9954 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9955 (ix86_compare_emitted): New.
9956 (ix86_expand_compare): Use ix86_compare_emitted if set.
9957 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9958 and ix86_compare_op0 are set.
9959 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9960 (TARGET_CMPXCHG, TARGET_XADD): New.
9961 (ix86_compare_emitted): Declare.
9962 * config/i386/i386.md: Include sync.md
9963 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9964 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9965 * config/i386/sync.md: New file.
9967 2004-04-14 Richard Henderson <rth@redhat.com>
9970 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9971 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9972 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9973 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9974 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9975 BT_FN_I8_VPTR_I8_I8): New.
9976 * builtins.def (DEF_SYNC_BUILTIN): New.
9977 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9978 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9979 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9980 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9981 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9982 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9983 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9984 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9985 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9986 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9987 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9988 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9989 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9990 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9991 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9992 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9993 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9994 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9995 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9996 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9997 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9998 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9999 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
10000 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
10001 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
10002 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
10003 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
10004 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
10005 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
10006 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
10007 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
10008 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
10009 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
10010 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
10011 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
10012 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
10013 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
10014 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
10015 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
10016 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
10017 BUILT_IN_SYNCHRONIZE: New.
10018 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
10019 as a function. Accept __sync_ as a prefix as well.
10020 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
10021 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
10022 expand_builtin_lock_release): New.
10023 (expand_builtin): Call them.
10024 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
10025 neither BOTH_P nor FALLBACK_P are defined.
10026 (builtin_type_for_size): New.
10027 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
10028 (resolve_overloaded_builtin): New.
10029 * c-common.h (resolve_overloaded_builtin): Declare.
10030 (builtin_type_for_size): Declare.
10031 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
10032 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
10033 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
10034 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
10035 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
10036 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
10037 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
10038 sync_compare_and_swap_cc, sync_lock_test_and_set,
10039 sync_lock_release): New.
10040 * optabs.h: Declare them.
10041 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
10042 expand_sync_operation, expand_sync_fetch_operation,
10043 expand_sync_lock_test_and_set): Declare.
10044 * genopinit.c (optabs): Add sync optabs.
10045 * optabs.c (init_optabs): Initialize sync optabs.
10046 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
10047 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
10048 expand_sync_operation, expand_sync_fetch_operation,
10049 expand_sync_lock_test_and_set): New.
10050 * doc/extend.texi (Atomic Builtins): New section
10051 * doc/md.texi (Standard Names): Add sync patterns.
10053 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
10055 * tree-eh.c (lower_try_finally_copy): Generate new code in
10056 response to goto_queue entries as if the queue was sorted by
10057 index, not pointers.
10058 (lower_try_finally_switch): Likewise.
10060 2005-04-14 Richard Henderson <rth@redhat.com>
10062 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
10063 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
10065 (ix86_expand_fp_movcc): Update to match.
10066 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
10067 * config/i386/i386-protos.h: Update.
10068 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
10069 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
10071 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
10073 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
10076 2005-04-14 Julian Brown <julian@codesourcery.com>
10078 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
10079 link failures on ppc64 Linux.
10081 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
10083 * config.gcc: Set cpu_type for s390.
10085 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
10087 Fix PR tree-optimization/20963
10088 * tree-ssa-pre.c (compute_avail): Remove special case for
10090 (create_expression_by_pieces): Add value numbers for forced out
10093 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
10095 * config/cris/cris.md: Replace references to (reg:SI 16) with
10096 (reg:SI CRIS_SRP_REGNUM).
10098 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
10100 PR tree-optimization/20657
10101 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
10102 create an appropriate range from it.
10104 2005-04-14 Uros Bizjak <uros@kss-loka.si>
10106 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
10107 <UNSPEC_FIST_CEIL> case.
10109 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
10110 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
10111 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
10112 to implement lfloor and llfloor built-ins as x87 intrinsic function.
10113 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
10114 (lfloor<mode>2): New expanders.
10115 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
10116 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
10117 to implement lceil and llceil built-ins as x87 intrinsic function.
10118 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
10119 (lceil<mode>2): New expanders.
10121 2005-04-14 Uros Bizjak <uros@kss-loka.si>
10123 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
10124 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
10126 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
10129 * config/s390/s390-modes.def: Define TFmode.
10131 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
10133 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
10134 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10135 * config/mips/mips.c (mips16_insn_length): Remove reference to
10136 JUMP_TABLES_IN_TEXT_SECTION.
10138 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
10140 * simplify-rtx.c (simplify_binary_operation_1): Return
10141 scalar or vector of constant 0, depending on the xor's
10144 2005-04-13 Dale Johannesen <dalej@apple.com>
10146 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
10147 (objc-act.o): Ditto.
10148 * objc/objc-act.c (objc_gimplify_expr): New.
10149 (objc_get_callee_fndecl): New.
10150 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
10151 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
10152 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
10154 2005-04-13 Devang Patel <dpatel@apple.com>
10156 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
10159 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
10161 CRIS prologue as RTL.
10162 * config/cris/cris-protos.h (cris_emit_movem_store)
10163 (cris_expand_prologue): Prototype.
10164 * config/cris/cris.c (struct machine_function): New member
10166 (cfa_label_num, cris_target_asm_function_prologue): Remove.
10167 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
10168 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
10169 (cris_load_multiple_op, cris_return_address_on_stack)
10170 (cris_return_address_on_stack_for_return): ISO-Cify.
10171 (cris_store_multiple_op): New predicate function.
10172 (cris_expand_prologue, cris_emit_movem_store): New functions.
10173 (cris_print_operand) <case 'O'>: Handle modifications other than
10175 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
10176 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
10177 (cris_gen_movem_load): Rearrange slightly to make local variable
10178 src a parameter, removing osrc.
10179 (cris_setup_incoming_varargs): Set machine_function member
10180 stdarg_regs to correspond to the number of registers that need to
10182 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
10184 (PREDICATE_CODES): Add cris_store_multiple_op. Make
10185 cris_general_operand_or_gotless_symbol accept UNSPEC.
10186 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
10187 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
10188 ("*cris_store_multiple"): New pattern. Tweak common comment above
10189 this and "*cris_load_multiple".
10190 ("prologue"): New define_expand.
10192 * config/cris/cris.md ("epilogue"): Conditionalize on
10193 TARGET_PROLOGUE_EPILOGUE.
10195 2005-04-13 Steve Ellcey <sje@cup.hp.com>
10198 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
10199 fpsr 0 instead of fpsr 1.
10200 (divsf3_internal_thr): Ditto.
10201 (divdf3_internal_lat): Ditto.
10202 (divdf3_internal_thr): Ditto.
10203 (divxf3_internal_lat): Ditto.
10204 (divxf3_internal_thr): Ditto.
10206 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10208 PR tree-optimization/20913
10209 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
10211 PR tree-optimization/20702
10212 * tree-vrp.c (maybe_add_assert_expr): Recurse into
10213 dominator children that haven't been walked into.
10215 2005-04-13 Julian Brown <julian@codesourcery.com>
10217 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
10218 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
10221 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10223 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
10224 config/i386/sse.md: Fix comment typos.
10226 * genattrtab.c (NULL_ATTR): Remove.
10227 * ifcvt.c (NULL_EDGE): Likewise.
10229 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
10231 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
10232 NOTE_PREDICT): Remove.
10234 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10236 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
10237 * configure: Regenerate.
10238 * config.in: Likewise.
10239 * system.h: Declare vsnprintf if not already declared.
10241 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10243 * optc-gen.awk: Handle stand-alone Mask records.
10244 * opth-gen.awk: Likewise.
10245 * doc/options.texi (Option file format): Document them.
10246 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
10247 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
10248 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
10249 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
10250 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
10251 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
10252 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
10253 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
10254 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
10255 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
10256 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
10257 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
10258 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
10259 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
10260 TARGET_LONG_DOUBLE_128): Likewise.
10261 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
10262 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
10263 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
10264 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
10265 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
10266 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
10267 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
10268 * config/sparc/sparc.c (fpu_option_set): New global.
10269 (sparc_handle_option): New function.
10270 (sparc_override_options): Test fpu_option_set.
10271 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
10272 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
10273 * config/sparc/sparc.opt: New file.
10274 * config/sparc/little-endian.opt: Likewise.
10275 * config/sparc/long-double-switch.opt: Likewise.
10277 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
10279 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
10280 (bfin_handle_options): Set it if -mshared-library-id= is seen.
10281 * config/bfin/bfin.opt (mshared-library-id=): Lose
10282 Var(bfin_lib_id_given).
10284 2005-04-13 Matt Thomas <matt@3am-software.com>
10286 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
10289 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10291 * rtl.h (CLEAR_RTX_FLAGS): Remove.
10293 * cgraphunit.c (INSNS_PER_CALL): Remove.
10295 * tree-ssa-forwprop.c (vars,
10296 record_single_argument_cond_exprs,
10297 substitute_single_use_vars): Remove.
10298 (forward_propagate_into_cond_1, forward_propagate_into_cond):
10300 (tree_ssa_forward_propagate_single_use_vars): Call
10301 forward_propagate_into_cond for each COND_EXPR.
10303 * tree-inline.c (INSNS_PER_STMT): Remove.
10305 2005-04-12 Richard Henderson <rth@redhat.com>
10307 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
10308 (ix86_expand_sse_fp_minmax): ... from ...
10309 (ix86_expand_fp_movcc): ... here.
10310 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
10311 * config/i386/i386-protos.h: Update.
10312 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
10313 (sse_setccsf, sse_setccdf): Allow before reload.
10314 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
10315 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
10316 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
10317 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
10318 (anddf3, nanddf3, iordf3, xordf3): New.
10320 2005-04-12 Jeff Law <law@redhat.com>
10322 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
10323 (tree-ssa-uncprop.o): Add dependencies.
10324 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
10325 * tree-flow.h (remove_useless_stmts): Remove prototype.
10326 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
10327 remove_useless_stmts.
10328 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
10329 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
10330 * tree-pass.h (pass_uncprop): Declare.
10331 * tree-ssa-uncprop.c: New file.
10333 2005-04-12 James E. Wilson <wilson@specifixinc.com>
10336 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
10338 2005-04-12 Caroline Tice <ctice@apple.com>
10340 Temporary fix for partitioning problems.
10341 * passes.c (rest_of_handle_final): Remove code that
10342 frees unlikely_text_section_name,
10343 * varasm.c (assemble_start_function): Test for partitioning
10344 flag before writing out section labels.
10345 (assemble_end_function): Test for partitioning flag before
10346 writing out section labels.
10348 2005-04-12 Steven Bosscher <stevenb@suse.de>
10349 Stuart Hastings <stuart@apple.com>
10350 Jan Hubicka <jh@suse.cz>
10352 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
10353 references to gt-tree-cfg.h.
10354 * basic-block.h (struct basic_block_def): Don't skip rbi
10355 for garbage collection.
10356 (struct reorder_block_def): Make GTY-able.
10357 (struct control_flow_graph): New structure.
10358 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
10359 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
10360 but instead defines to the control_flow_graph for cfun.
10361 (label_to_block_map): New define, points to the label map of
10362 the control_flow_graph for cfun.
10363 (n_edges_for_function, n_basic_blocks_for_function,
10364 last_basic_block_for_function, basic_block_info_for_function,
10365 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
10366 basic_block_info_for_function, label_to_block_map_for_function):
10367 Counterparts for the above, taking a struct function as an extra
10369 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
10370 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
10371 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
10372 (alloc_rbi_pool, free_rbi_pool): Remove.
10373 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
10374 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
10376 (cfg_layout_finalize) ... and don't free it here.
10377 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
10379 * flow.c (free_basic_block_vars): Set label_to_block_map and
10380 n_edges to zero too.
10381 * function.h (struct function): Add cfg field.
10382 * function.c (allocate_struct_function): Allocate the cfg.
10383 * tree-cfg.c (label_to_block_map): Remove.
10384 (build_tree_cfg): Don't allocate the rbi pool here...
10385 (delete_tree_cfg_annotations): ...and don't free it here.
10386 Also don't nullify label_to_block_map for cfun.
10388 2005-04-12 Caroline Tice <ctice@apple.com>
10390 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10391 Revert my patch from April 9.
10392 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
10393 (reorder_basic_blocks): Revert my patch from April 9.
10394 (insert_section_boundary_note): Revert my patch from April 9.
10395 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
10396 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
10397 (COLD_END_LABEL): Revert my patch from April 9.
10398 (cold_text_section_label): Revert my patch from April 9.
10399 (cold_end_label): Revert my patch from April 9.
10400 (dwarf2out_switch_text_section): Revert my patch from April 9.
10401 (output_aranges): Revert my patch from April 9.
10402 (output_ranges): Revert my patch from April 9.
10403 (output_line_info): Revert my patch from April 9.
10404 (add_location_or_const_value_attribute): Revert my patch from April 9.
10405 (dwarf2out_var_location): Revert my patch from April 9.
10406 (dwarf2out_init): Revert my patch from April 9.
10407 (dwarf2out_finish): Revert my patch from April 9.
10408 * function.h (struct function): Revert my patch from April 9.
10409 * opts.c (decode_options): Revert my patch from April 9.
10410 * output.h (unlikely_section_label, hot_section_label,
10411 hot_section_end_label, cold_section_end_label,
10412 unlikely_text_section_name): Revert my patch from April 9.
10413 * passes.c (rest_of_handle_final): Revert my patch from April 9.
10414 * varasm.c (unlikely_section_label, hot_section_label,
10415 hot_section_end_label, cold_section_end_label,
10416 unlikely_text_section_name): Revert my patch from April 9.
10417 (initialize_cold_section_name): Revert my patch from April 9.
10418 (unlikely_text_section): Revert my patch from April 9.
10419 (in_unlikely_text_section): Revert my patch from April 9.
10420 (named_section): Revert my patch from April 9.
10421 (function_section): Revert my patch from April 9.
10422 (current_function_section): Revert my patch from April 9.
10423 (assemble_start_function): Revert my patch from April 9.
10424 (assemble_end_function): Revert my patch from April 9.
10425 (default_section_type_flags_1): Revert my patch from April 9.
10427 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10429 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
10430 * config/sparc/sparc.md (untyped_call): Save the registers manually.
10432 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
10434 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
10436 PR middle-end/20917
10437 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
10438 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
10440 2004-04-12 Richard Henderson <rth@redhat.com>
10442 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
10443 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
10444 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
10445 (UNSPEC_*, UNSPECV_*): Renumber.
10447 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
10450 From Richard Henderson <rth@redhat.com>:
10451 * tree-mudflap.c (mf_build_check_statement_for): Correct block
10454 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
10456 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
10458 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10460 * config/bfin/bfin.c (bfin_library_id_string): Remove.
10461 (bfin_library_id): New variable.
10462 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
10463 instead of bfin_library_id_string.
10464 (bfin_handle_option): New function.
10465 (override_options): Remove most code to deal with shared library IDs,
10466 just check they aren't used without -mid-shared-library.
10467 (TARGET_HANDLE_OPTION): Define.
10468 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
10469 * config/bfin/bfin.opt (mshared-library-id=): New.
10471 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
10473 * tree-vect-transform.c: Fix comment typos.
10475 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
10477 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
10478 split critical edges when not possible/profitable.
10480 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
10482 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
10483 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
10484 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
10485 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
10486 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
10487 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
10488 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
10489 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
10491 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
10492 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10493 * config/ns32k/ns32k.opt: New file.
10495 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
10497 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
10498 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
10499 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
10500 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
10501 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
10502 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
10503 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
10504 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
10505 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
10506 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
10507 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
10508 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
10509 (MASK_COLDFIRE): Formatting fixes.
10510 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
10511 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
10512 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
10513 "_current_shared_library_a5_offset_".
10514 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10515 (MASK_ALL_CPU_BITS): New macro.
10516 (m68k_handle_option): New function.
10517 (override_options): Remove handling of m68k_library_id_string.
10518 * config/m68k/m68k.opt: New file.
10519 * config/m68k/ieee.opt: New file.
10521 2005-04-11 Mark Mitchell <mark@codesourcery.com>
10523 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10524 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
10525 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10526 (TARGET_CXX): Adjust accordingly.
10527 * target.h (struct gcc_target): Remove epxort_class_data. Add
10528 determine_class_data_visibility and class_data_always_comdat.
10529 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10530 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
10531 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10532 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
10533 (arm_cxx_determine_class_data_visibility): New.
10534 (arm_cxx_class_data_always_comdat): Likewise.
10535 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10536 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
10537 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10538 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
10539 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
10542 2005-04-11 Devang Patel <dpatel@apple.com>
10544 * tree-data-ref.c (build_classic_dist_vector,
10545 compute_subscript_distance): Make externally visible.
10546 * tree-data-ref.h (build_classic_dist_vector,
10547 compute_subscript_distance): Same.
10548 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10549 Check distance vector against vectorization factor.
10550 (vect_analyze_loop): Determine vectorizaion factor before
10551 analyzing data dependences.
10552 * tree-vectorizer.c (loops_num): Make it externally visible and
10554 * tree-vectorizer.c (vect_loops_num): ... new name.
10555 * tree-vectorizer.h (vect_loops_num): New.
10557 2005-04-11 Devang Patel <dpatel@apple.com>
10559 * tree-vect-analyze.c (vect_analyze_operations): Check
10560 vectorizable codition.
10561 * tree-vect-transform.c (vect_is_simple_cond): New function.
10562 (vectorizable_condition): New function.
10563 (vect_transform_stmt): Handle condition_vec_info_type.
10564 * tree-vectorizer.h (enum stmt_vec_info_type): Add
10565 condition_vec_info_type.
10566 (vectorizable_condition): New.
10568 2005-04-11 Geoffrey Keating <geoffk@apple.com>
10570 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
10571 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
10572 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
10574 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
10575 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
10577 * dwarf2out.c (output_line_info): Don't try to dereference
10578 a NULL current_function_decl.
10580 * config/t-slibgcc-darwin: Don't put shared libraries in
10581 directories other than $(slibdir).
10582 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
10585 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10587 PR tree-optimization/20933
10588 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
10589 logic to reject aliases between read-only and writable
10591 (may_alias_p): ... here.
10592 (get_tmt_for): Do not associate read-only tags to pointers
10593 whose pointed-to type is not read-only.
10594 * tree-ssa.c (verify_ssa): Check that memory stores have at
10595 least one V_MAY_DEF or V_MUST_DEF.
10597 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10600 * configure.ac (gcc_UNLOCKED_FUNCS): New.
10601 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
10602 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
10603 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
10604 _unlocked function.
10605 (fwrite_unlocked): Fix prototype.
10607 * configure, config.in: Regenerate.
10609 2005-04-11 David Edelsohn <edelsohn@gnu.org>
10611 * tree-ssa-loop-im.c: Include real.h.
10612 (determine_invariantness_stmt): If real division divisor is
10613 invariant and flag_unsafe_math_optimizations enabled, generate
10614 invariant reciprocal for hoisting.
10615 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
10617 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10619 Fix PR tree-optimization/20926
10621 * tree-ssa-alias.c (add_type_alias): Handle subvars.
10623 2005-04-11 Devang Patel <dpatel@apple.com>
10625 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
10628 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10630 * fold-const.c (fold_binary_op_with_conditional_arg):
10631 use fold_buildN instead of "fold (buildN" in some
10632 non obvious places.
10633 (fold_unary): Likewise.
10634 (fold_binary): Likewise.
10636 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10638 Fix PR tree-optimization/20612
10639 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
10641 (perfect_nestify): preheaderbb is *not* part of loop of the
10644 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10646 * tree-ssa-alias.c (may_alias_p): If the variable
10647 is a global variable and the pointer is parameter
10648 and -fargument-noalias-global is used, then
10649 the pointer cannot alias the variable.
10651 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
10653 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
10654 * config/sparc/sparc.h: Likewise.
10655 * config/sparc/sparc.md: Likewise.
10657 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
10659 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
10661 * tree-vrp.c: Fix a comment typo.
10663 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10665 PR tree-optimization/20920
10666 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
10667 SSA_NAME flows through an abnormal edge.
10668 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
10669 through abnormal edges.
10670 (maybe_add_assert_expr): Likewise.
10672 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
10674 * config/s390/s390.h (s390_tune_string, s390_arch_string)
10675 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
10676 (s390_stack_size_string, s390_stack_guard_string, target_flags)
10677 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
10678 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
10679 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
10680 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10681 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
10682 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
10683 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
10684 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10685 (TARGET_HANDLE_OPTION): Likewise.
10686 (s390_tune): Initialize to PROCESSOR_max.
10687 (s390_arch_string): Make static.
10688 (s390_tune_string, s390_warn_framesize_string): Delete.
10689 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
10690 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
10691 (s390_handle_arch_option, s390_handle_option): New functions.
10692 (override_options): Remove parsing of option strings.
10693 * config/s390/s390.opt: New file.
10695 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10697 * tree-complex.c (expand_vector_operations): Call
10698 update_stmt_if_modified.
10700 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10702 * tree-vect-analyze (vect_determine_vectorization_factor):
10703 Do not use GET_MODE_NUNITS.
10704 * tree-vect-transform.c (vect_get_vec_def_for_operand,
10705 (vectorizable_load, vect_transform_loop): Likewise.
10707 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10709 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
10710 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
10711 * optabs.h (enum optab_index): Add new OTI_lceil.
10712 (lceil_optab): Define corresponding macro.
10713 * optabs.c (init_optabs): Initialize lceil_optab.
10714 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10715 and lceildi2 patterns.
10716 * builtins.c (expand_builtin_int_roundingfn): Handle
10717 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
10718 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
10719 BUILT_IN_LLCEIL{,F,L}.
10720 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
10721 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
10722 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
10723 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
10724 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
10725 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
10726 into lceil built-in function and (long long int)ceil{,f,l} into
10727 llceil built-in function.
10728 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
10731 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10733 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
10736 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
10738 * config/arm/arm.c: Fix a comment typo.
10739 * doc/tree-ssa.texi: Fix a typo.
10741 2005-04-10 Steven Bosscher <stevenb@suse.de>
10743 * cselib.c (clear_table): Rename to cselib_clear_table.
10744 * cselib.h (cselib_clear_table): Add prototype.
10745 * gcse.c (gcse_main): Make 'f' argument unused.
10746 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
10747 of each basic block instead.
10748 (compute_sets, compute_hash_table_work): Likewise.
10749 (constprop_register): Change int 'alter_jumps' argument to bool.
10750 (do_local_cprop): Likewise.
10751 (local_cprop_pass): Likewise. Also walk basic blocks instead of
10752 the insn chain. Explicitly clear the cselib tables after finishing
10753 one basic block. Make sure there are no unterminated libcall blocks.
10754 Update compute_sets call.
10755 (cprop): Walk basic blocks instead of the insn chain.
10756 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
10758 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
10759 one_cprop_pass calls.
10761 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10763 * combine.c (combine_simplify_rtx): Remove a transformation that
10764 relies on an invalid assumption about rtl sign-extension semantics.
10766 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10768 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
10769 to build_int_cst_wide.
10771 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
10774 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10775 set the original address pseudo to the correct value before the
10776 original insn, if possible, and leave the insn alone, otherwise
10777 create a new pseudo, set it and replace it in the insn.
10778 * recog.c (validate_change_maybe_volatile): New.
10779 * recog.h (validate_change_maybe_volatile): Declare.
10781 2005-04-09 Caroline Tice <ctice@apple.com>
10783 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10784 Remove targetm.have_named_sections test.
10785 (fix_edges_for_rarely_executed_code): Likewise.
10786 (insert_section_boundary_note): Likewise.
10787 (reorder_basic_blocks): Check partitioning flag before calling
10788 verify_hot_cold_block_grouping.
10789 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10790 the function struct rather than global variables.
10791 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10792 (COLD_END_LABEL): Likewise
10793 (cold_text_section_label): New static global variable.
10794 (cold_end_label): Likewise.
10795 (dwarf2out_switch_text_section): Get hot/cold section labels from
10796 the function struct rather than global variables.
10797 (output_aranges): Use cold_text_section_label and cold_end_label;
10798 check partitioning flag before putting out delta.
10799 (output_ranges): Remove incorrect code attempting to use
10801 (output_line_info): Get cold section label from function struct.
10802 (add_location_or_const_value_attribute): Likewise.
10803 (get_subprogram_die): Get hot/cold section labels from function struct.
10804 (dwarf2out_var_location): Likewise.
10805 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10806 write out cold_text_section_label if partition flag is set.
10807 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10808 * function.h (struct function): Add new fields to point to hot/cold
10809 section labels: hot_section_label, cold_section_label,
10810 hot_section_end_label and cold_section_end_label; also add new field
10811 for cold text section name, unlikely_text_section_name.
10812 * opts.c (decode_options): Turn off partitioning flag if
10813 !targetm.have_named_sections.
10814 * output.h (hot_section_label): Remove.
10815 (hot_section_end_label): Remove.
10816 (cold_section_end_label): Remove.
10817 (unlikely_section_label): Remove.
10818 (unlikely_text_section_name): Remove.
10819 * passes.c (rest_of_handle_final): Remove code that frees
10820 unlikely_text_section_name.
10821 * varasm.c (unlikely_section_label): Remove.
10822 (hot_section_label): Remove.
10823 (hot_section_end_label): Remove.
10824 (cold_section_end_label): Remove.
10825 (unlikely_text_section_name): Remove.
10826 (initialize_cold_section_name): Modify to call
10827 targetm.strip_name_encoding; to store cold section name in current
10828 function struct, if it exists; and to only use the decl_section_name
10829 if flag_named_sections is true.
10830 (unlikely_text_section): Modify to get section name out of current
10831 function struct, if there is one; otherwise build it from
10832 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10833 (in_unlikely_text_section): Likewise.
10834 (named_section): Modify to get/put cold section name in current function
10835 struct, if there is one.
10836 (function_section): Change 'bool unlikely' to 'int reloc'; check
10837 targetm.have_named_sections before calling named_section.
10838 (current_function_section): Likewise.
10839 (assemble_start_function): Modify to get/put unlikely_text_section_name
10840 in current function struct; modify to get hot/cold section labels
10841 from function struct; initialize labels using
10842 ASM_GENERATE_INTERNAL_LABEL;
10843 test partitioning flag before writing out hot section label.
10844 (assemble_end_function): Test partitioning flag before writing out
10845 hot/cold section labels.
10846 (default_section_type_flags_1): Modify to use array instead of
10847 char* for unlikely_text_section_name; set flags correctly for
10848 cold text section if there is not a current function decl.
10850 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10852 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10853 and TI_VA_LIST_FPR_COUNTER_FIELD.
10854 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10855 * tree-pass.h (pass_stdarg): Add.
10856 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10857 * tree-stdarg.c: New file.
10858 * tree-stdarg.h: New file.
10859 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10860 (tree-stdarg.o): Add dependencies.
10861 * function.h (struct function): Add va_list_gpr_size and
10862 va_list_fpr_size fields.
10863 * function.c (allocate_struct_function): Initialize them.
10864 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10865 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10866 (TARGET_INITIALIZER): Add it.
10868 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10869 va_list_{g,f}pr_counter_field.
10870 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10871 area will not be used. Only save registers that tree-stdarg.c
10872 detected they need saving.
10873 (ix86_va_start): Don't set up fields that won't be used.
10875 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10876 va_list_{g,f}pr_counter_field.
10877 (setup_incoming_varargs): Don't do anything if reg_save
10878 area will not be used. Only save registers that tree-stdarg.c
10879 detected they need saving.
10880 (rs6000_va_start): Don't set up fields that won't be used.
10882 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10883 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10884 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10885 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10887 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10890 * config/i386/i386.c (construct_container): Pass empty aligned
10891 struct, union or class in memory.
10893 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10895 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10896 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10897 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10898 config/rs6000/predicates.md: Fix comment typos.
10900 * sched-int.h (haifa_insn_data): Remove blockage and units.
10901 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10902 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10903 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10905 2005-04-09 Jan Hubicka <jh@suse.cz>
10906 Steven Bosscher <stevenb@suse.de>
10908 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10909 * cfgloop.c (get_loop_exit_edges): Likewise.
10910 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10911 (unloop): Likewise.
10912 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10913 * tree-cfg.c (dump_cfg_status): Likewise.
10915 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10917 * config/rs6000/predicates.md (altivec_register_operand): Remove
10918 redundant match_code test.
10919 (gpc_reg_operand): Same.
10920 (cc_reg_operand): Same.
10921 (cc_reg_not_cr0_operand): Same.
10923 2005-04-09 Jan Hubicka <jh@suse.cz>
10925 Forgotten hunk from my last merge patch:
10926 * final.c (output_addr_const): Do not call mark_referenced.
10928 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10930 * doc/tree-ssa.texi: Add immediate use documentation.
10932 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10934 * arm.c (FL_WBUF): Define.
10935 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10936 (arm_is_6_or_7): Delete.
10937 (arm_tune_wbuf): New.
10938 (arm_override_options): Set arm_tune_wbuf.
10939 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10940 (arm_is_6_or_7): Delete declaration.
10941 (arm_tune_wbuf): New declartion.
10942 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10943 (model_wbuf): Derive from arm_tune_wbuf.
10944 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10945 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10946 (arm740t): Mark CPUs as having a write buffer.
10948 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10950 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10951 of 'const_double_operand' in operand 2 constraints. Update enable
10954 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10956 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10957 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10958 * optabs.h (enum optab_index): Add new OTI_lfloor.
10959 (lfloor_optab): Define corresponding macro.
10960 * optabs.c (init_optabs): Initialize lfloor_optab.
10961 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10962 and lfloordi2 patterns.
10963 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10964 (expand_builtin_int_roundingfn): New function.
10965 (fold_builtin_int_roundingfn): New prototype.
10966 (fold_builtin_int_roundingfn): New function, renamed from
10967 fold_builtin_lround.
10968 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10969 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10970 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10971 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10972 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10973 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10974 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10975 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10976 into lfloor built-in function and (long long int)floor{,f,l} into
10977 llfloor built-in function.
10978 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10981 2005-04-08 Ian Lance Taylor <ian@airs.com>
10983 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10984 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10985 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10986 (DO_COND, DO_BODY): Likewise.
10987 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10988 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10989 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10990 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10991 (build_continue_stmt, build_break_stmt): Don't declare.
10992 (c_do_switch_warnings): Update declaration.
10993 * c-gimplify.c (enum bc_t): Remove.
10994 (struct c_gimplify_ctx, ctxp): Remove.
10995 (push_context, pop_context): Remove static functions.
10996 (c_genericize): Don't call push_context or pop_context.
10997 (begin_bc_block, finish_bc_block): Remove static functions.
10998 (build_bc_goto): Likewise.
10999 (gimplify_c_loop): Likewise.
11000 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
11001 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
11002 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
11003 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
11004 * c-common.c (c_do_switch_warnings): Rename from
11005 c_do_switch_warnings_1.
11006 (c_do_switch_warnings) [old version]: Remove.
11007 (c_do_switch_expr_warnings): Remove.
11008 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
11009 function instead of c_do_switch_expr_warnings.
11010 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
11011 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
11012 * c-pretty-print.c (pp_c_statement): Likewise.
11013 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
11015 2005-04-08 Devang Patel <dpatel@apple.com>
11017 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
11018 While selecting replacement condition pay attention to loop header.
11020 2005-04-08 Diego Novillo <dnovillo@redhat.com>
11022 Merge from tree-cleanup-branch: VRP, store CCP, store
11023 copy-prop, incremental SSA updating of FUD chains and
11024 newly exposed symbols.
11026 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
11027 (OBJS-common): Add tree-vrp.o.
11028 (tree-vrp.o): New rule.
11029 * basic-block.h (nearest_common_dominator_for_set): Declare.
11030 * common.opt (ftree-store-ccp): New flag.
11031 (ftree-copy-prop): New flag.
11032 (ftree-vrp): New flag.
11033 (ftree-store-copy-prop): New flag.
11034 * dominance.c (nearest_common_dominator_for_set): New.
11035 * domwalk.c (walk_dominator_tree): Only traverse
11036 statements in blocks marked in walk_data->interesting_blocks.
11037 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
11038 * fold-const.c (fold): Handle ASSERT_EXPR.
11039 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
11040 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
11041 flag_tree_vrp at -O2.
11042 * timevar.def (TV_TREE_VRP): Define.
11043 (TV_TREE_COPY_PROP): Define.
11044 (TV_TREE_STORE_COPY_PROP): Define.
11045 (TV_TREE_SSA_INCREMENTAL): Define.
11046 (TV_TREE_STORE_CCP): Define.
11047 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
11048 to kill_redundant_phi_nodes from comment.
11049 (verify_expr): Handle ASSERT_EXPR.
11050 * tree-dfa.c (mark_new_vars_to_rename): Remove second
11051 argument. Update all users.
11052 (mark_call_clobbered_vars_to_rename): Remove. Update all
11054 * tree-flow-inline.h (unmodifiable_var_p): New.
11055 * tree-flow.h (enum value_range_type): Declare.
11056 (struct value_range_def): Declare.
11057 (value_range): Declare.
11058 (remove_all_phi_nodes_for): Remove. Update all users.
11059 (find_phi_node_for): Declare.
11060 (add_type_alias): Declare.
11061 (count_uses_and_derefs): Declare.
11062 (kill_redundant_phi_nodes): Remove.
11063 (rewrite_into_ssa): Remove.
11064 (rewrite_def_def_chains): Remove.
11065 (update_ssa, register_new_name_mapping, create_new_def_for,
11066 need_ssa_update_p, name_registered_for_update_p,
11067 release_ssa_name_after_update_ssa, dump_repl_tbl,
11068 debug_repl_tbl, dump_names_replaced_by,
11069 debug_names_replaced_by, mark_sym_for_renaming,
11070 mark_set_for_renaming, get_current_def, set_current_def,
11071 get_value_range, dump_value_range, debug_value_range,
11072 dump_all_value_ranges, debug_all_value_ranges,
11073 expr_computes_nonzero, loop_depth_of_name,
11074 unmodifiable_var_p): Declare.
11075 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
11077 * tree-into-ssa.c (block_defs_stack): Update comment.
11078 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
11079 syms_to_rename, names_to_release, repl_tbl,
11080 need_to_initialize_update_ssa_p, need_to_update_vops_p,
11081 need_to_replace_names_p): New locals.
11082 (NAME_SETS_GROWTH_FACTOR): Define.
11083 (struct repl_map_d): Declare.
11084 (struct mark_def_sites_global_data): Add field
11085 interesting_blocks.
11086 (enum rewrite_mode): Declare.
11087 (REGISTER_DEFS_IN_THIS_STMT): Define.
11088 (compute_global_livein): Use last_basic_block instead of
11090 (set_def_block): Remove last argument. Update all callers.
11091 (prepare_use_operand_for_rename): Remove. Update all callers.
11092 (prepare_def_operand_for_rename): Remove. Update all callers.
11093 (symbol_marked_for_renaming): New.
11094 (is_old_name): New.
11095 (is_new_name): New.
11096 (repl_map_hash): New.
11097 (repl_map_eq): New.
11098 (repl_map_free): New.
11099 (names_replaced_by): New.
11100 (add_to_repl_tbl): New.
11101 (add_new_name_mapping): New.
11102 (mark_def_sites): Assume that all the operands in the
11103 statement are in normal form.
11104 (find_idf): Assert that the block in the stack is valid.
11105 (get_default_def_for): New.
11106 (insert_phi_nodes_for): Add new argument 'update_p'.
11108 If update_p is true, add a new mapping between the LHS of
11109 each new PHI and the name that it replaces.
11110 (insert_phi_nodes_1): Only call find_idf if needed.
11111 (get_reaching_def): Call get_default_def_for.
11112 (rewrite_operand): Remove.
11113 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
11114 and REWRITE_THIS_STMT are false.
11115 Assume that all the operands in the statement are in
11117 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
11118 (rewrite_virtual_phi_arguments): Remove.
11119 (invalidate_name_tags): Remove.
11120 (register_new_update_single, register_new_update_set,
11121 rewrite_update_init_block, replace_use,
11122 rewrite_update_fini_block, rewrite_update_stmt,
11123 rewrite_update_phi_arguments): New.
11124 rewrite_blocks): Remove argument 'fix_virtual_phis'.
11125 Add arguments 'entry', 'what' and 'blocks'.
11126 Initialize the dominator walker according to 'what' and
11128 Start the dominator walk at 'entry'.
11129 (mark_def_site_blocks): Add argument 'interesting_blocks'.
11130 Use it to configure the dominator walker.
11131 (rewrite_into_ssa): Remove argument 'all'.
11133 (rewrite_all_into_ssa): Remove.
11134 (rewrite_def_def_chains): Remove.
11135 (mark_def_interesting, mark_use_interesting,
11136 prepare_phi_args_for_update, prepare_block_for_update,
11137 prepare_def_site_for, prepare_def_sites,
11138 dump_names_replaced_by, debug_names_replaced_by,
11139 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
11140 delete_update_ssa, create_new_def_for,
11141 register_new_name_mapping, mark_sym_for_renaming,
11142 mark_set_for_renaming, need_ssa_update_p,
11143 name_registered_for_update_p, ssa_names_to_replace,
11144 release_ssa_name_after_update_ssa,
11145 insert_updated_phi_nodes_for, update_ssa): New.
11146 * tree-loop-linear.c (linear_transform_loops): Call
11147 update_ssa instead of rewrite_into_ssa.
11148 * tree-optimize.c (vars_to_rename): Remove.
11150 (init_tree_optimization_passes): Replace
11151 pass_redundant_phi with pass_copy_prop.
11153 Replace pass_ccp with pass_store_ccp.
11154 Add pass_store_copy_prop after pass_store_ccp.
11155 (execute_todo): If the TODO_ flags don't include updating
11156 the SSA form, assert that it does not need to be updated.
11157 Call update_ssa instead of rewrite_into_ssa and
11158 rewrite_def_def_chains.
11159 If TODO_verify_loops is set, call verify_loop_closed_ssa.
11160 (tree_rest_of_compilation):
11161 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
11162 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
11163 TODO_cleanup_cfg): Renumber.
11164 (TODO_verify_loops, TODO_update_ssa,
11165 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
11166 TODO_update_ssa_only_virtuals): Define.
11167 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
11169 * tree-phinodes.c (make_phi_node): Update documentation.
11170 (remove_all_phi_nodes_for): Remove.
11171 (find_phi_node_for): New.
11172 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
11173 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
11174 (interpret_rhs_modify_expr): Likewise.
11175 * tree-sra.c (decide_instantiations): Mark all symbols in
11176 SRA_CANDIDATES for renaming.
11177 (mark_all_v_defs_1): Rename from mark_all_v_defs.
11178 (mark_all_v_defs): New function. Update all users to call it
11179 with the whole list of scalarized statements, not just the
11181 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
11182 (compute_flow_insensitive_aliasing): If the tag is
11183 unmodifiable and the variable isn't or vice-versa, don't
11184 make them alias of each other.
11185 (setup_pointers_and_addressables): If the type tag for
11186 VAR is about to change, mark the old one for renaming.
11187 (add_type_alias): New.
11188 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
11189 (ccp_lattice_t): Rename from latticevalue.
11190 (value): Remove. Update all users.
11191 (const_val): New local variable.
11192 (do_store_ccp): New local variable.
11193 (dump_lattice_value): Handle UNINITIALIZED.
11194 (debug_lattice_value): New.
11195 (get_default_value): Re-write.
11196 (set_lattice_value): Re-write.
11197 (def_to_varying): Remove. Update all users.
11198 (likely_value): Return VARYING for statements that make
11199 stores when STORE_CCP is false.
11200 Return VARYING for any statement other than MODIFY_EXPR,
11201 COND_EXPR and SWITCH_EXPR.
11202 (ccp_initialize): Re-write.
11203 (replace_uses_in, replace_vuse_in, substitute_and_fold):
11204 Move to tree-ssa-propagate.c.
11205 (ccp_lattice_meet): Handle memory stores when
11206 DO_STORE_CCP is true.
11207 (ccp_visit_phi_node): Likewise.
11208 (ccp_fold): Likewise.
11209 (evaluate_stmt): Likewise.
11210 (visit_assignment): Likewise.
11211 (ccp_visit_stmt): Likewise.
11212 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
11215 (pass_ccp): Use it.
11216 (do_ssa_store_ccp): New.
11217 (gate_store_ccp): New.
11218 (pass_store_ccp): Declare.
11219 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
11220 (may_propagate_copy): Reformat.
11221 Don't abort if ORIG is a virtual and DEST isn't.
11222 If NEW does not have alias information but DEST does,
11224 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
11225 copy_prop_kind, which_copy_prop): Declare.
11226 (stmt_may_generate_copy, get_copy_of_val,
11227 get_last_copy_of, set_copy_of_val, dump_copy_of,
11228 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
11229 copy_prop_visit_stmt, copy_prop_visit_phi_node,
11230 init_copy_prop, fini_copy_prop, execute_copy_prop,
11231 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
11232 store_copy_prop): New.
11233 (pass_copy_prop, pass_store_copy_prop): Declare.
11234 * tree-ssa-dom.c (struct opt_stats_d): Add fields
11235 'num_const_prop' and 'num_copy_prop'.
11236 (cprop_operand): Update them.
11237 (dump_dominator_optimization_stats): Dump them.
11238 (tree_ssa_dominator_optimize): Call update_ssa instead of
11240 (loop_depth_of_name): Declare extern.
11241 (simplify_cond_and_lookup_avail_expr): Guard against NULL
11242 values for LOW or HIGH.
11243 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
11244 (record_equivalences_from_stmt): Call expr_computes_nonzero.
11245 (cprop_operand): Only propagate if VAL != OP.
11246 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
11247 statement for renaming.
11248 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
11249 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
11250 add_type_alias if necessary.
11251 Call mark_new_vars_to_rename.
11252 (tree_ssa_iv_optimize): If new symbols need to be renamed,
11253 mark every statement updated, call update_ssa and
11254 rewrite_into_loop_closed_ssa.
11255 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
11256 from LIVEIN if VAR is a virtual.
11257 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
11258 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
11259 (get_call_expr_operands): Reformat statement.
11260 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
11262 * tree-ssa-propagate.c (ssa_prop_init): Initialize
11263 SSA_NAME_VALUE for every name.
11264 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
11265 get_value_loaded_by): New.
11266 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
11267 substitute_and_fold): Move from tree-ssa-ccp.c.
11268 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
11269 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
11270 get_value_loaded_by, replace_uses_in, substitute_and_fold):
11272 * tree-ssa.c (verify_use): Fix error message.
11273 (propagate_into_addr, replace_immediate_uses, get_eq_name,
11274 check_phi_redundancy, kill_redundant_phi_nodes,
11275 pass_redundant_phi): Remove. Update all users.
11276 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11277 add_type_alias, if necessary.
11278 * tree-vectorizer.h (struct _stmt_vect_info): Update
11279 documentation for field 'memtag'.
11280 * tree-vrp.c: New file.
11281 * tree.def (ASSERT_EXPR): Define.
11282 * tree.h (ASSERT_EXPR_VAR): Define.
11283 (ASSERT_EXPR_COND): Define.
11284 (SSA_NAME_VALUE_RANGE): Define.
11285 (struct tree_ssa_name): Add field 'value_range'.
11286 (PHI_REWRITTEN): Remove.
11287 (struct tree_phi_node): Remove field 'rewritten'.
11288 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
11289 -ftree-store-copy-prop): Document.
11290 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
11291 Document usage of update_ssa.
11293 2005-04-08 David Edelsohn <edelsohn@gnu.org>
11296 * config/rs6000/predicates.md (altivec_register_operand): Accept
11298 (and64_operand): Do not limit CONST_INT to mask64_operand.
11299 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
11300 (and_operand): Do not limit CONST_INT to mask_operand.
11302 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
11304 PR rtl-optimization/20466
11305 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
11306 for overlap of the address of each list member.
11307 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
11309 2005-04-08 Mike Stump <mrs@apple.com>
11311 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
11313 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
11316 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
11318 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
11320 * function.c (push_function_context_to): Don't set
11321 contains_functions.
11322 * function.h (function): Remove contains_functions.
11323 (current_function_contains_functions): Remove.
11325 * function.h (function): Remove instrument_entry_exit.
11326 (current_function_instrument_entry_exit): Remove.
11328 * function.h (nonlocal_labels): Remove.
11330 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
11332 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
11333 (check_attr_value, write_attr_get, write_expr_attr_cache,
11334 find_attr, make_internal_attr): Don't reference negative_ok or
11336 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
11337 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
11338 (ATTR_STATIC): Adjust the value.
11340 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
11342 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
11344 * config/s390/tpf.h (ASM_SPEC): Define.
11346 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
11348 * tree-flow.h: Remove the prototype for
11349 redirect_immediate_uses.
11350 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
11352 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
11354 * arm.c (arm_const_double_by_parts): New function.
11355 * arm-protos.h (arm_const_double_by_parts): Add prototype.
11356 * arm.md (define_split for 64-bit constants): Add another one.
11358 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
11360 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
11362 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11364 * system.h: Revert last change.
11366 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
11368 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
11369 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
11370 (TARGET_SWITCHES): Delete.
11371 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11372 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
11373 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
11374 * config/xtensa/xtensa.opt: New file.
11376 2005-04-08 Ben Elliston <bje@au.ibm.com>
11378 * config/fp-bit.c: Include L_mul_tf in #endif comment.
11379 * config/fp-bit.h: Tidy comments.
11381 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11383 * system.h: Poison PARAMS.
11385 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
11387 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
11388 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
11389 (TARGET_SWITCHES): Delete.
11390 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
11391 * config/vax/vax.opt: New file.
11393 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
11395 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
11397 2005-04-07 Ian Lance Taylor <ian@airs.com>
11399 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
11401 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
11402 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
11405 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
11407 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
11408 all immediate uses in PHI nodes.
11410 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
11412 * arm.c (arm_const_double_inline_cost): Handle any constant by
11413 using gen_lowpart and gen_highpart_mode.
11414 (note_invalid_constants): All constants in an RTX with a constraint
11415 that permits memory are now pushed to the constant pool.
11416 (output_move_double): Delete code to handle reg to reg and
11417 constant to reg moves.
11418 (const_double_needs_minipool, output_mov_immediate): Delete.
11419 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
11420 CONST_INT and CONST_VECTOR.
11421 * arm.md (ANY64): New mode macro.
11422 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
11423 (movdf_soft_insn): Split reg-reg and const-reg moves.
11424 (split patterns for 64-bit constant and register moves): New.
11425 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
11426 (cirrus_movdf_hard_insn): Likewise.
11427 * fpa.md (movdf_fpa): Likewise.
11428 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
11429 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
11431 (movv2si_internal_2): Likewise.
11432 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
11433 (movdf_vfp): Likewise.
11434 * arm-protos.h (output_mov_immediate): Delete prototype.
11436 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
11439 * simplify-rtx.c (simplify_unary_operation_1): Check
11440 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
11442 2005-04-06 James E Wilson <wilson@specifixinc.com>
11445 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
11448 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
11450 * coverage.h (GCOV_TYPE_NODE): Delete.
11451 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
11452 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
11453 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
11454 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
11455 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
11457 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
11460 * Makefile.in (gcc.pot): Remove options.c dependency.
11461 * optc-gen.awk: Don't quote help strings with N_().
11463 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
11465 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
11466 the function returns a pointer type.
11468 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
11470 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
11471 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
11472 * doc/invoke.texi: Documnet salias-max-implicit-fields.
11473 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
11474 explicit_uses members.
11475 (get_or_create_used_part_for): Initialize new fields.
11476 (fieldoff_compare): New function.
11477 (create_overlap_variables_for): Count number of fields, use
11478 heuristic to determine whether to create subvars for vars with
11479 only implicit uses.
11480 Sort the field list by offset and avoid creating duplicate SFT's.
11482 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11484 * c.opt (-F): Remove trailing whitespace from help string.
11485 (-finput-charset): Use a tab to separate the switch name and help
11487 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
11488 (-ftree-vectorizer-verbose): Likewise.
11490 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11492 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
11493 a PHI argument where a use occurs instead of all PHI arguments.
11495 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
11497 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
11500 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11502 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
11503 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
11504 config/bfin/bfin.h: Fix comment typos.
11506 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
11508 * doc/install.texi: Update the URL for Jacks.
11509 * doc/sourcebuild.texi: Likewise.
11511 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11514 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
11515 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
11517 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11519 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
11521 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11523 * config/v850/v850-protos.h (override_options): Delete.
11524 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
11525 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
11526 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
11527 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
11528 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
11529 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
11530 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
11531 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
11532 (OVERRIDE_OPTIONS): Delete.
11533 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
11534 (small_memory_info): Remove the value field.
11535 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
11536 TARGET_NO_APP_REGS.
11537 * config/v850/v850.c (small_memory): Remove the value field.
11538 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11539 (override_options): Delete.
11540 (v850_handle_memory_option, v850_handle_option): New functions.
11541 * config/v850/v850.opt: New file.
11543 2005-04-06 Geoffrey Keating <geoffk@apple.com>
11545 * config.host: Add a section for generic hosts, and a subsection
11546 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
11547 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
11548 * config/host-darwin.h: New.
11549 * config/x-darwin: New.
11550 * config/i386/host-i386-darwin.c: New.
11551 * config/i386/x-darwin: New.
11552 * config/rs6000/host-darwin.c: Include host-darwin.h.
11553 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
11554 (darwin_rs6000_gt_pch_use_address): Likewise.
11555 * config/rs6000/x-darwin: Change name of .o built, update
11556 dependencies for changes to rs6000/host-darwin.c.
11558 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11561 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
11563 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
11565 * tree-vect-analyze.c (vect_analyze_loop_form): Call
11566 split_loop_exit_edge instead of loop_split_edge_with.
11568 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
11570 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
11571 UNSPEC_SET_VSCR): New constants, used throughout.
11572 (*andc3_v4sf): New.
11573 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
11575 (altivec_vspltis<VI_char>): ... this pattern, using
11576 a QImode const_int_operand for the immediate.
11577 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
11580 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11583 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
11585 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11587 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
11589 2005-04-06 Ben Elliston <bje@au.ibm.com>
11591 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
11592 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
11593 macros as living in "this file" and not gcc.h.
11595 2005-04-06 Ben Elliston <bje@au.ibm.com>
11597 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
11598 -ftree-live_range_split. Perhaps renamed at some point?
11600 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11603 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
11604 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
11606 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11608 * tree-flow.h (number_of_iterations_cond): Declaration removed.
11609 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11610 (number_of_iterations_special): New function.
11611 (number_of_iterations_exit): Use number_of_iterations_special.
11612 Use simplify_using_outer_evolutions only at -O3.
11613 (number_of_iterations_cond, tree_simplify_using_condition,
11614 simplify_using_initial_conditions, loop_niter_by_eval,
11615 compare_trees, can_count_iv_in_wider_type_bound,
11616 simplify_using_outer_evolutions): Use fold_build.
11618 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
11620 * doc/install.texi (Configuration): Document --with-java-home.
11622 2005-04-05 Richard Henderson <rth@redhat.com>
11626 * config/i386/i386.c (print_operand): Handle vector zeros.
11627 (ix86_split_to_parts): Handle CONST_VECTOR.
11628 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
11629 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
11630 what modes to tie for MMX and SSE registers.
11631 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
11632 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
11633 to vector modes as well.
11634 * config/i386/predicates.md (const0_operand): Handle VOIDmode
11635 properly as an input mode.
11637 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11639 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
11641 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11643 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
11645 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11647 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
11648 and local functions, set sse_nregs to 8 and float_in_sse.
11649 (function_arg_advance, function_arg): If float_in_sse, pass
11650 SFmode and DFmode arguments in SSE registers.
11651 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
11653 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
11654 of -funit-at-a-time.
11656 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11658 * config/i386/i386-protos.h (ix86_function_value): Accept two
11659 arguments, like the target macro.
11660 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
11661 * config/i386/i386.c (ix86_function_value): Accept the second
11662 argument of the target macro.
11663 (ix86_function_ok_for_sibcall): Pass a function pointer to
11664 ix86_function_value.
11665 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
11666 call to ix86_value_regno).
11667 (ix86_value_regno): Add support for returning floating point values
11670 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11672 PR tree-optimization/20076
11673 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
11674 that call __builtin_return or __builtin_apply_args.
11676 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11678 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
11679 Use immediate use iterator.
11680 (stmt_is_bumper_for_loop): Use immediate use iterator.
11681 * predict.c (strip_builtin_expect): Use update_stmt.
11682 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
11683 on all elements of a STATEMENT_LIST.
11684 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
11685 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11686 (bsi_replace): Mark stmt as modified and the update it.
11687 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
11688 (expand_complex_libcal): Call update_stmt.
11689 (expand_complex_comparison): Call mark_stmt_modified.
11690 (expand_complex_operations_1): Call update_stmt_if_modified.
11691 (expand_vector_operations_1): Call mark_stmt_modified.
11692 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
11693 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
11694 add_immediate_use, redirect_immediate_use,
11695 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
11696 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
11697 (mark_new_vars_to_rename): Call update_stmt.
11698 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
11699 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
11701 (unmodify_stmt): Delete.
11702 (update_stmt): New. Force an update of a stmt.
11703 (update_stmt_if_modified): update a stmt if it is out of date.
11704 (get_stmt_operands): Verify stmt is NOT modified.
11705 (stmt_modified_p): Update comment.
11706 (delink_imm_use): Remove a use node from its immuse list.
11707 (link_imm_use_to_list): Link a use node to a specific list.
11708 (link_imm_use): Link a node to the correct list.
11709 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
11710 it in the correct list, if appropriate.
11711 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
11712 (relink_imm_use): Link a use node in place of another node in a list.
11713 (relink_imm_use_stmt): LInk a node in place of another node, and set
11715 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
11716 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
11717 (first_safe_imm_use): New. Initialize a safe immuse iterator.
11718 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
11719 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
11720 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
11721 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
11722 (has_zero_uses): New. Return true if there are no uses of a var.
11723 (has_single_use): New. Return true if there is only a single use of a
11725 (single_imm_use): New. Return the simgle immediate use.
11726 (num_imm_uses): New. Return the number of immediate uses.
11727 (get_v_must_def_ops): Use is now a pointer.
11728 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
11729 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
11731 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
11732 (delink_stmt_imm_use): Delink all immuses from a stmt.
11733 (phi_arg_index_from_use): New. Return a phi arg index for a use.
11734 * tree-flow.h (struct dataflow_d): Delete.
11735 (immediate_use_iterator_d): New. Immediate use iterator struct.
11736 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
11737 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
11738 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
11740 (struct stmt_ann_d): Remove dataflow_t from struct.
11741 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
11742 (if_convertible_phi_p): Use FAST immuse iterator.
11743 (if_convertible_loop_p): Don't call compute_immediate_uses.
11744 (replace_phi_with_cond_modify_expr): Call update_stmt.
11745 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
11746 update_stmt_if_modified.
11747 (rewrite_all_into_ssa): Initialize ssa operands.
11748 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
11749 compute_immediate_uses.
11750 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
11751 ssa_property is available.
11752 (execute_one_pass): Change parameters passed to execute_todo.
11753 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
11754 (remove_ssa_form): Call fini_ssa_operands.
11755 (insert_backedge_copies): Delete call to modify_stmt.
11756 * tree-phinodes.c (make_phi_node): Initialize use nodes.
11757 (release_phi_node): Delink any use nodes before releasing.
11758 (resize_phi_node): Relink any use nodes.
11759 (remove_phi_arg_num): Delink the use node.
11760 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
11761 (remove_all_phi_nodes_for): Release phi node first.
11762 * tree-pretty-print.c (dump_generic_node): Print stmt address.
11763 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
11764 (scalarize_use, scalarize_copy): Call update_stmt.
11765 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
11766 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
11767 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
11768 (ccp_initialize): Remove call to compute_immediate_uses.
11769 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
11770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
11772 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
11773 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
11774 (eliminate_redundant_computations): Call mark_stmt_modified.
11775 (cprop_operand): Call mark_stmt_modified.
11776 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
11777 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
11778 (dse_optimize_stmt): Use new immuse interface.
11779 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11780 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11781 (substitute_single_use_vars): Use new immuse interface.
11782 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11783 and compute_immediate_uses.
11784 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11786 (rewrite_mem_refs): Call update_stmt.
11787 (determine_lsm): Remove call to compute_imm_uses and free_df.
11788 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11789 (try_unroll_loop_completely): Call update_stmt.
11790 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11791 (rewrite_use_compare): Call update_stmt.
11792 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11793 (rewrite_use) : Call update_stmt.
11794 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11795 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11797 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11798 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11799 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11801 (initialize_vuse_operand): New. Initialize a vuse operand.
11802 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11803 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11804 (finalize_ssa_defs): Use stmt parameter.
11805 (correct_use_link): Ensure a use node is in the correct list, and has
11806 the correct stmt pointer.
11807 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11808 finalize_ssa_v_must_defs): Also initialize use nodes.
11809 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11810 (build_ssa_operands): Seperate parsing from final operand construction.
11811 (parse_ssa_operands): New. Parse entry point for operand building.
11812 (swap_tree_operands): New. Swap 2 tree operands.
11813 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11815 (get_expr_operands): Call swap_tree_operands when needed.
11816 (copy_virtual_operands): Use initialize routines for virtual use ops.
11817 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11818 (verify_abort): New. Issue imm_use error.
11819 (verify_imm_links): New Verify imm_use links for a var.
11820 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11821 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11822 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11823 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11824 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11825 (NULL_USE_OPERAND_P) Define.
11826 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11828 (struct vuse_operand_type): New struct.
11829 (SET_USE): Call set_ssa_use_from_ptr.
11830 (USE_STMT): Define.
11831 (PHI_ARG_INDEX_FROM_USE): Define.
11832 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11833 argument via SET_USE, not PHI_ARG_DEF_TREE.
11834 * tree-ssa-pre.c (eliminate): Call update_stmt.
11835 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11837 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11838 (nearest_common_dominator_of_uses): Use imm_use iterator.
11839 (statement_sink_location): Use imm_use iterator and interface.
11840 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11841 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11842 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11843 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11844 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11845 if new parameter is true.
11846 (init_tree_ssa): Don't initialize operand cache here.
11847 (delete_tree_ssa): Don't destroy operand cache here.
11848 (propagate_into_addr): Pass in a use pointer, return true if anything
11850 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11851 (check_phi_redundancy): Use imm_use iterator.
11852 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11854 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11855 (release_ssa_name): Delink node and all elements in its imm_use list.
11856 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11857 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11858 * tree-vectorizer.c (need_imm_uses_for): Delete.
11859 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11860 * tree.h (struct ssa_imm_use_d): Define.
11861 (SSA_NAME_IMM_USE_NODE): Define.
11862 (struct tree_ssa_name): Add imm_use node.
11864 (PHI_ARG_IMM_USE_NODE): Define.
11865 (struct phi_arg_d): Add imm_use node.
11866 (struct tree_phi_node): Remove struct dataflow_d element.
11867 (TDF_STMTADDR): Define.
11869 2005-04-05 Dale Johannesen <dalej@apple.com>
11871 * doc/invoke.texi (Optimization Options): Remove
11872 duplicate -fcse-follow-jumps. Add -fweb.
11873 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11874 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11876 2005-04-05 Per Bothner <per@bothner.com>
11878 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11879 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11880 (warn_uninit): Get EXPR_LOCUS from context now instead.
11881 This fixes a USE_MAPPED_LOCATION testsuite failure.
11883 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11885 2005-04-05 Per Bothner <per@bothner.com>
11887 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11888 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11889 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11892 2004-04-05 Devang Patel <dpatel@apple.com>
11894 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11895 (lhsr<mode>3): ... new name.
11896 (altivec_vsra<VI_char>): Rename to ..
11897 (ashr<mode>3): ... new name.
11898 * config/rs6000/rs6000.c (builtin_description): Rename shift
11901 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11903 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11904 gen_lowpart_for_combine.
11905 * cse.c (gen_lowpart_if_possible): Move...
11906 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11907 gen_lowpart_SUBREG.
11908 (gen_lowpart_no_emit_general): Use it.
11910 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11912 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11915 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11917 * system.h: Fix typo.
11919 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11921 * config/bfin/bfin-modes.def: New file.
11922 * config/bfin/bfin-protos.h: New file.
11923 * config/bfin/bfin.c: New file.
11924 * config/bfin/bfin.h: New file.
11925 * config/bfin/bfin.md: New file.
11926 * config/bfin/bfin.opt: New file.
11927 * config/bfin/crti.s: New file.
11928 * config/bfin/crtn.s: New file.
11929 * config/bfin/elf.h: New file.
11930 * config/bfin/lib1funcs.asm: New file.
11931 * config/bfin/predicates.md: New file.
11932 * config/bfin/t-bfin: New file.
11933 * config/bfin/t-bfin-elf: New file.
11934 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11935 Document new attributes.
11936 (interrupt, interrupt_handler, saveall): Update documentation for
11938 * doc/install.texi (Specific): Add entry for the Blackfin.
11939 * doc/invoke.texi (Blackfin Options): New section.
11940 * doc/md.texi (Blackfin family): New section to document constraints.
11941 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11943 2005-04-05 Olivier Hainque <hainque@adacore.com>
11945 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11946 match what the system unwinder expects.
11947 * config/mips/mips.c (mips_frame_set): If we're saving the return
11948 address register and the dwarf return address column number differs
11949 from the hard register number, adjust the note reg to refer to the
11952 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11954 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11955 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11956 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11957 (processor_type): New enum.
11958 (mn10300_processor): New variable.
11959 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11960 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11961 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11962 (PROCESSOR_DEFAULT): New macro.
11963 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11964 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11965 (mn10300_handle_option, mn10300_override_options): New functions.
11966 * config/mn10300/mn10300.opt: New file.
11968 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11969 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11971 PR tree-optimization/19903
11972 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11973 that don't fit in their type after conversion.
11975 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11978 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11979 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11980 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11981 flag here. Implement using define_insn_and_split.
11982 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11983 (frndintxf2_mask_pm_i387): New insn patterns.
11984 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11985 Do not set ix86_optimize_mode_switching flag.
11986 (ceilsf2, ceildf2, ceilxf2): Same.
11987 (btruncsf2, btruncdf2, btruncxf2): Same.
11988 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11990 2005-04-05 Ian Lance Taylor <ian@airs.com>
11993 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11994 i386_pe_record_external_function.
11995 (i386_pe_record_external_function): Update declaration.
11996 * config/i386/winnt.c (struct extern_list): Add decl field.
11997 (i386_pe_record_external_function): Add decl parameter.
11998 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
12000 * config/i386/i386-protos.h (i386_pe_record_external_function):
12001 Update declaration.
12003 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
12005 * config/m68k/m68k-protos.h: Add a prototype for
12006 valid_dbcc_comparison_p_2.
12007 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
12008 extend_operator, const_uint32_operand, const_sint32_operand,
12009 general_src_operand, nonimmediate_src_operand,
12010 memory_src_operand, post_inc_operand, pre_dec_operand,
12011 pcrel_address): Move to predicates to predicates.md.
12012 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
12013 * config/m68k/m68k.md: Include predicates.md.
12014 * config/m68k/predicates.md: New.
12016 2005-04-04 Roger Sayle <roger@eyesopen.com>
12018 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
12020 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
12022 2005-04-04 Ian Lance Taylor <ian@airs.com>
12024 * c-typeck.c (struct c_switch): Rename switch_stmt field to
12026 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
12027 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
12028 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
12029 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
12030 * c-common.c (c_do_switch_warnings_1): New static function broken
12031 out of c_do_switch_warnings.
12032 (c_do_switch_warnings): Call c_do_switch_warnings_1.
12033 (c_do_switch_expr_warnings): New function.
12034 * c-common.h (c_do_switch_expr_warnings): Declare.
12036 2005-04-04 David Edelsohn <edelsohn@gnu.org>
12037 Daniel Jacobowitz <dan@codesourcery.com>
12039 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
12041 * rtlanal.c (may_trap_p): Same.
12043 2005-04-04 Dale Johannesen <dalej@apple.com>
12045 * ChangeLog: remove reference to ChangeLog.12.
12047 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
12049 CRIS epilogue as RTL.
12050 * config/cris/cris.md: Change all 0 in unspec 0 to
12052 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
12053 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
12055 ("return"): Change to define_expand. Call cris_expand_return for
12057 ("*return_expanded"): New pattern.
12058 ("epilogue"): New define_expand.
12059 * config/cris/cris.h (PREDICATE_CODES): Add
12060 cris_load_multiple_op.
12061 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
12063 (enum cris_retinsn_type): New.
12064 (struct machine_function): New member return_type.
12065 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
12066 (cris_target_asm_function_epilogue): Remove, moving RTLified
12068 (cris_expand_epilogue): New function.
12069 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
12070 (cris_gen_movem_load, cris_load_multiple_op)
12071 (cris_return_address_on_stack_for_return, cris_expand_return): New
12073 (cris_target_asm_function_prologue)
12074 (cris_initial_frame_pointer_offset): Call
12075 cris_reg_saved_in_regsave_area instead of complicated expression.
12076 Call cris_return_address_on_stack instead of an expression.
12077 (cris_print_operand) <case 'o', case 'O'>: New cases.
12078 (cris_return_address_on_stack): Change return-type to bool.
12079 (cris_simple_epilogue): Ditto. Return false if registers are
12081 * config/cris/cris-protos.h (cris_simple_epilogue)
12082 (cris_return_address_on_stack): Adjust prototype return type.
12083 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
12084 (cris_return_address_on_stack_for_return): New prototypes.
12086 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12088 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
12089 gpr_or_int12_operand.
12091 * config/frv/frv-protos.h: Add a prototype to
12092 frv_legitimate_memory_operand and frv_const_unspec_p.
12093 (frv_unspec): Move from frv.c.
12094 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
12095 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
12096 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
12097 gpr_or_fpr_operand, gpr_or_int12_operand,
12098 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
12099 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
12100 int6_operand, int5_operand, uint5_operand, uint4_operand,
12101 uint1_operand, int_2word_operand, uint16_operand,
12102 upper_int16_operand, integer_register_operand,
12103 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
12104 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
12105 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
12106 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
12107 move_destination_operand, movcc_fp_destination_operand,
12108 frv_function_symbol_referenced_p, move_source_operand,
12109 condexec_dest_operand, condexec_source_operand,
12110 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
12111 const_unspec_operand, gpr_or_memory_operand,
12112 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
12113 icc_operand, fcc_operand, cc_operand, icr_operand,
12114 fcr_operand, cr_operand, call_operand, sibcall_operand,
12115 symbolic_operand, relational_operator,
12116 integer_relational_operator, float_relational_operator,
12117 ccr_eqne_operator, minmax_operator,
12118 condexec_si_binary_operator, condexec_si_media_operator,
12119 condexec_si_divide_operator, condexec_si_unary_operator,
12120 condexec_sf_conv_operator, condexec_sf_add_operator,
12121 condexec_memory_operand, intop_compare_operator, acc_operand,
12122 even_acc_operand, quad_acc_operand, accg_operand: Move to
12124 * config/frv/frv.h (PREDICATE_CODES): Remove.
12125 * config/frv/frv.md: Include predicates.md.
12126 * config/frv/predicates.md: New.
12128 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12131 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
12132 * tree-ssa-loop-ivopts.c: Include langhooks.h.
12133 (add_standard_iv_candidates_for_size): New function, extracting code
12134 from add_standard_iv_candidates and parameterizing it by type size.
12135 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
12137 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12139 * system.h (GCOV_SIZE_TYPE): Unposion.
12140 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
12141 (GCOV_TYPE_SIZE): ...this new macro.
12142 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
12143 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
12144 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
12145 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
12146 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
12147 instead of unsigned_intSI_type_node.
12148 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
12149 (rtl_gen_one_value_profiler_no_edge_manipulation)
12150 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
12151 * value-prof.c: Include coverage.h.
12153 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
12154 Diego Novillo <dnovillo@redhat.com>
12156 Fix PR tree-optimization/20703
12157 Fix PR tree-optimization/20725
12159 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
12160 (create_expression_by_pieces): Ditto.
12161 (valid_in_set): Ditto. Also handle tcc_declaration.
12162 (find_or_generate_expression): Handle comparison class.
12163 (insert_into_preds_of_block): Ditto.
12164 (insert_aux): Ditto.
12165 (create_value_expr_from): Handle comparison class, recursively
12166 handle reference nodes.
12167 (compute_avail): Handle comparison classes, rewrite a little cleaner.
12168 (execute_pre): Fix spacing.
12169 (do_fre): Renamed to execute_fre.
12171 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12173 * doc/invoke.texi (SPARC options): Document that
12174 -mlittle-endian is not supported on Linux either.
12176 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12180 * config.gcc (Obsolete configurations): Remove
12181 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
12182 (sparclite-*-coff*): Delete.
12183 (sparclite-*-elf*): Likewise.
12184 (sparc86x-*-elf*): Likewise.
12185 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
12186 * config/sparc/lite.h: Delete.
12187 * config/sparc/litecoff.h: Likewise.
12188 * config/sparc/liteelf.h: Likewise.
12189 * config/sparc/sp86x-elf.h: Likewise.
12190 * config/sparc/t-sparclite: Likewise.
12191 * config/sparc/t-sp86x: Likewise.
12193 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
12195 * config/s390/s390-protos.h: (s390_comparison,
12196 s390_alc_comparison, s390_slb_comparison, const0_operand,
12197 consttable_operand, larl_operand, s_operand,
12198 shift_count_operand, bras_sym_operand, load_multiple_operation,
12199 store_multiple_operation, s390_plus_operand): Remove prototypes.
12200 (s390_legitimate_address_without_index_p): New prototype.
12201 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
12203 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
12204 const0_operand, consttable_operand, larl_operand, s_operand,
12205 shift_count_operand, bras_sym_operand, load_multiple_operation,
12206 store_multiple_operation, s390_plus_operand): Move to
12208 (check_mode): Remove.
12209 (s390_branch_condition_mask): Remove 'static'. Move prototype to
12211 (s390_legitimate_address_without_index_p): New.
12212 * config/s390/s390.h (PREDICATE_CODES): Remove.
12213 * config/s390/s390.md: Include predicates.md.
12214 * config/s390/predicates.md: New.
12216 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12219 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
12220 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
12221 (NEED_INDICATE_EXEC_STACK): Define to 1.
12222 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
12223 (NEED_INDICATE_EXEC_STACK): Define to 1.
12224 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
12225 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
12226 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
12227 (pic_helper_emitted_p): New global.
12228 (emit_pic_helper): New function extracted from...
12229 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
12230 Do not call emit_pic_helper if delay_pic_helper is true.
12231 (sparc_expand_prologue): Pass 'false' to load_pic_register.
12232 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
12233 (sparc_file_end): New function.
12235 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12237 * config/mcore/mcore-protos.h: Remove the prototypes for
12238 mcore_arith_reg_operand, mcore_general_movsrc_operand,
12239 mcore_general_movdst_operand, mcore_reload_operand,
12240 mcore_arith_J_operand, mcore_arith_K_operand,
12241 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
12242 mcore_arith_K_S_operand, mcore_arith_imm_operand,
12243 mcore_arith_any_imm_operand, mcore_arith_O_operand,
12244 mcore_literal_K_operand, mcore_addsub_operand,
12245 mcore_compare_operand, mcore_load_multiple_operation,
12246 mcore_store_multiple_operation, mcore_call_address_operand.
12247 Add a prototype for const_ok_for_mcore.
12248 * config/mcore/mcore.c (mcore_call_address_operand,
12249 mcore_general_movsrc_operand, mcore_general_movdst_operand,
12250 mcore_arith_reg_operand, mcore_reload_operand,
12251 mcore_arith_J_operand, mcore_arith_K_operand,
12252 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
12253 mcore_arith_M_operand, mcore_arith_imm_operand,
12254 mcore_arith_any_imm_operand, mcore_arith_O_operand,
12255 mcore_literal_K_operand, mcore_addsub_operand,
12256 mcore_compare_operand, mcore_load_multiple_operation,
12257 mcore_store_multiple_operation): Move to predicates.md.
12258 (const_ok_for_mcore): Export.
12259 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
12260 * config/mcore/mcore.md: Include predicates.md.
12261 * config/mcore/predicates.md: New.
12263 * config/mcore/predicates.md: Fix a comment typo.
12265 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
12266 Adrian Straetling <straetling@de.ibm.com>
12268 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
12269 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
12270 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
12272 ("imul"): Removed from "type" attribute.
12273 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
12274 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
12275 Changed type to imulsi.
12276 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
12278 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12280 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
12281 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
12282 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
12283 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
12284 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
12285 (TARGET_SWITCHES, mcore_stack_increment_string)
12286 (TARGET_OPTIONS): Delete.
12287 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
12288 than *_BIT constants.
12289 (TARGET_8ALIGN): #undef old definition before redefining to 1.
12290 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
12291 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
12292 (mcore_override_options): Delete mcore_stack_increment code.
12293 Change use of M340_BIT to MASK_M340.
12294 * config/mcore/mcore.opt: New file.
12296 2005-04-04 Ian Lance Taylor <ian@airs.com>
12298 * config/arm/arm.c (replace_symbols_in_block): Remove static
12301 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12303 * config/fr30/fr30-protos.h: Remove the prototypes for
12304 stack_add_operand, add_immediate_operand,
12305 high_register_operand, low_register_operand, call_operand,
12306 di_operand, and nonimmediate_di_operand.
12307 * config/fr30/fr30.c (stack_add_operand,
12308 add_immediate_operand, high_register_operand,
12309 low_register_operand, call_operand, di_operand,
12310 nonimmediate_di_operand): Move to predicates.md.
12311 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
12312 * config/fr30/fr30.md: Include predicates.md.
12313 * config/fr30/predicates.md: New.
12315 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
12316 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
12317 mcore_call_address_operand.
12319 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
12320 general_movsrc_operand.
12322 2005-04-04 Alan Modra <amodra@bigpond.net.au>
12324 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
12327 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
12330 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
12333 2005-04-04 Richard Henderson <rth@redhat.com>
12334 Jakub Jelinek <jakub@redhat.com>
12336 PR rtl-optimization/16104
12337 * fold-const.c (fold_unary): Fix folding of vector conversions.
12339 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12341 * config.gcc (xstormy16-*-elf): Set extra_options.
12342 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
12343 * config/stormy16/stormy16.opt: New file.
12345 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12347 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
12348 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
12349 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
12350 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
12351 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
12352 (TARGET_UNIX_ASM): Delete.
12353 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
12354 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
12355 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
12356 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12357 * config/pdp11/pdp11.opt: New file.
12359 2005-04-03 Roger Sayle <roger@eyesopen.com>
12360 Alexandre Oliva <aoliva@redhat.com>
12363 * fold-const.c (non_lvalue): Split tests into...
12364 (maybe_lvalue_p): New function.
12365 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
12366 C++ front-end prior to lowering into gimple form.
12368 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12370 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
12371 BUILT_IN_STRNCASECMP): New.
12372 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
12375 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
12378 * arm.md (addsi3_compare0_for_combiner): Delete.
12379 (addsi3_compare0_scratch_for_combiner): Delete.
12380 (cmpsi_neg_shiftsi): Delete.
12381 (compare_negsi_si): New pattern.
12382 (cmpsi_negshiftsi_si): New pattern.
12383 (negated_cbranchsi4): Restrict to equality_operator.
12385 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
12388 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
12390 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
12393 * doc/install.texi: Fix a typo.
12395 2005-04-03 Steven Bosscher <stevenb@suse.de>
12397 PR middle-end/20648
12398 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
12399 a computed goto if the edge to the computed goto block has
12400 incoming abnormal edges. Clarify how the function works.
12402 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
12404 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
12405 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
12406 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
12407 hash_scan_set, reg_set_between_after_reload_p,
12408 reg_used_between_after_reload_p, get_avail_load_store_reg,
12409 eliminate_partially_redundant_load): Likewise.
12410 * postreload.c (reload_cse_simplify_set,
12411 reload_combine_note_use): Likewise.
12412 * predict.c (predict_insn, expected_value_to_br_prob,
12413 propagate_freq, expensive_function_p): Likewise.
12414 * print-rtl.c (print_rtx): Likewise.
12415 * profile.c (instrument_edges, instrument_values,
12416 compute_branch_probabilities, branch_prob, union_groups,
12417 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
12418 * protoize.c (in_system_include_dir, file_could_be_converted,
12419 file_normally_convertible, gen_aux_info_file, seek_to_line,
12420 do_cleaning): Likewise.
12421 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
12422 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
12423 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
12425 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
12427 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
12428 * modulo-sched.c (undo_replace_buff_elem): New structure.
12429 (kernel_number_of_cycles, ps_unschedule_node,
12430 undo_generate_reg_moves,free_undo_replace_buff,
12431 undo_permute_partial_schedule, loop_single_full_bb_p,
12432 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
12433 build_loops_structure, get_sched_window): New.
12434 (generate_reg_moves): Return undo_replace_buff_elem and other
12436 (generate_prolog_epilog): Remove old loop versioning.
12437 (sms_schedule): Use loop information and loop_version.
12438 (sms_schedule_by_order): Split part of it to get_sched_window.
12439 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
12440 cfg_layout_finalize and free_dominance_info before/after SMS.
12442 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
12444 * cfghooks.c (lv_flush_pending_stmts,
12445 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
12446 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
12447 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
12448 lv_add_condition_to_bb,
12449 lv_adjust_loop_header_phi, extract_cond_bb_edges,
12450 flush_pending_stmts): New in cfg_hooks structure.
12451 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
12452 extract_cond_bb_edges, lv_adjust_loop_header_phi,
12453 lv_add_condition_to_bb): New declarations.
12454 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
12456 (loop_version): Declare.
12457 * cfgloopmanip.c (cfghooks.h): Include.
12458 (duplicate_loop_to_header_edge): Change return type to bool.
12459 (loop_version, lv_adjust_loop_entry_edge): Move here.
12460 * cfgrtl.c (cfgloop.h): Include.
12461 (rtl_verify_flow_info_1): Fix.
12462 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
12463 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
12465 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
12466 tree_lv_add_condition_to_bb): New.
12467 (tree_cfg_hooks): Add new hooks to initialization.
12468 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
12469 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
12471 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
12473 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
12474 xstormy16_below100_or_register,
12475 xstormy16_splittable_below100_or_register, and
12476 nonimmediate_nonstack_operand.
12478 * config/stormy16/stormy16-protos.h: Remove the prototypes for
12479 xstormy16_ineqsi_operator, equality_operator,
12480 inequality_operator, shift_operator,
12481 xstormy16_below100_operand, xstormy16_below100_or_register,
12482 xstormy16_splittable_below100_or_register,
12483 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
12484 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
12485 equality_operator, inequality_operator,
12486 xstormy16_below100_operand, xstormy16_below100_or_register,
12487 xstormy16_splittable_below100_or_register,
12488 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
12489 nonimmediate_nonstack_operand, shift_operator): Move to
12491 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
12492 * config/stormy16/stormy16.md: Include predicates.md.
12493 * config/stormy16/predicates.md: New.
12495 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12497 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
12498 small_int, large_int, reg_or_0_operand, simple_memory_operand,
12499 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
12500 move_operand, power_of_2_operand): Move to predicates.md.
12501 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
12502 PREDICATE_CODE): Remove.
12503 * config/iq2000/iq2000.md: Include predicates.md.
12504 * config/iq2000/predicates.md: New.
12506 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
12508 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
12509 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
12510 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
12511 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
12512 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
12513 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
12514 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
12515 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12516 (TARGET_M68HC11): Delete.
12517 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
12518 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
12519 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
12520 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12521 (nb_soft_regs): Delete.
12522 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
12523 (m68hc11_override_options): Remove the code that caters for MASK_M6811
12524 and MASK_M6812 being set simultaneously. Change the code that sets
12525 the default m68hc11_soft_reg_count to use integers instead of strings.
12526 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
12527 m68hc11_soft_reg_count (which now has an int type) as the number
12529 * config/m68hc11/m68hc11.opt: New file.
12531 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12533 * config/fr30/fr30.h (PREDICATE_CODES): Remove
12534 fp_displacement_operand, sp_displacement_operand.
12536 * config/m68hc11/m68hc11-protos.h: Add a prototype for
12538 Remove the prototypes for tst_operand, cmp_operand,
12539 stack_register_operand, d_register_operand,
12540 hard_addr_reg_operand, splitable_operand,
12541 m68hc11_logical_operator, m68hc11_arith_operator,
12542 m68hc11_non_shift_operator, m68hc11_shift_operator,
12543 m68hc11_unary_operator, m68hc11_eq_compare_operator,
12544 non_push_operand, hard_reg_operand, and
12545 reg_or_some_mem_operand.
12546 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
12548 (tst_operand, cmp_operand, non_push_operand,
12549 splitable_operand, reg_or_some_mem_operand,
12550 stack_register_operand, d_register_operand,
12551 hard_addr_reg_operand, hard_reg_operand,
12552 m68hc11_eq_compare_operator, m68hc11_logical_operator,
12553 m68hc11_arith_operator, m68hc11_non_shift_operator,
12554 m68hc11_shift_operator, m68hc11_unary_operator): Move to
12556 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
12557 * config/m68hc11/m68hc11.md: Include predicates.md.
12558 * config/m68hc11/predicates.md: New.
12560 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12563 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
12564 change checked in along with 2005-03-03's patch for debug/20253.
12565 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
12566 (remap_decl): Insert type decl in map earlier.
12568 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12570 PR tree-optimization/20640
12571 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
12572 post-dominator if it has phi nodes.
12573 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
12574 before dead statements.
12576 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12578 PR middle-end/20491
12579 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
12581 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12583 PR rtl-optimization/20290
12584 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
12585 in every iteration if the entry point is the exit test.
12587 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
12589 * config/cris/cris.md (attribute "length"): Define.
12591 2005-04-02 Geoffrey Keating <geoffk@apple.com>
12593 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
12594 (word_offset_memref_operand): New.
12595 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
12596 (indexed_or_indirect_operand): Delete.
12597 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
12598 (indexed_or_indirect_operand): Delete.
12600 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
12603 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
12606 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
12607 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
12609 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12611 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
12613 2005-04-01 Ian Lance Taylor <ian@airs.com>
12615 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
12616 (rus, prus): Remove static variables.
12617 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
12618 (process_command): Permit report_times and use_pipes together.
12620 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12622 * c-decl.c (validate_proto_after_old_defn): Look at
12623 TYPE_MAIN_VARIANT of argument types.
12625 2005-04-01 Paul Brook <paul@codesourcery.com>
12627 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
12628 (arm_output_function_epilogue): Allow call_via_SP.
12629 (thumb_call_via_reg, arm_file_end): Ditto.
12630 * config/arm/arm.h (struct machine_function): Include space for SP.
12631 (thumb_call_via_label): Update declaration.
12633 2005-04-01 Ian Lance Taylor <ian@airs.com>
12635 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
12636 doing a peephole optimization, once again put any notes in the
12639 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12641 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
12643 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12645 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
12646 (block_alloc, find_free_reg): Likewise.
12647 * loop-doloop.c (doloop_modify): Likewise.
12648 * loop-invariant.c (record_use): Likewise.
12649 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
12650 get_iv_value, canon_condition, eliminate_implied_condition,
12651 eliminate_implied_condition, simplify_using_initial_values,
12652 shorten_into_mode, canonicalize_iv_subregs,
12653 iv_number_of_iterations): Likewise.
12654 * loop-unroll.c (expand_var_during_unrolling): Likewise.
12655 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
12656 unswitch_loop): Likewise.
12657 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
12658 move_movables, replace_call_address, find_and_verify_loops,
12659 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
12660 record_giv, final_giv_value, general_induction_var,
12661 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
12662 loop_giv_dump): Likewise.
12664 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
12665 GCOV_CHECK_WRITING): Remove.
12666 (gcov_position, gcov_rewrite): Use gcc_assert.
12667 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
12668 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
12669 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
12672 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12674 * tree-inline.c: Fix a typo.
12676 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12678 * configure.ac (enable-checking): Explicitly set all variables for
12679 collective switch values. Alphabetize variables. Rename
12680 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
12682 * doc/install.texi (enable-checking): Update documentation.
12683 * configure: Rebuilt.
12685 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12687 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
12690 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12692 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
12693 Also reject cases where this pattern will cause load delay stalls
12694 unless optimizing for size and it will produce a shorter sequence.
12695 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
12696 variants to avoid pre-adjusting the base when possible.
12698 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12700 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
12701 the frame and argument pointers.
12702 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
12703 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
12704 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
12705 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
12706 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
12707 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
12709 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
12711 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
12712 with entry for selectany attribute.
12713 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
12715 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
12716 (i386_pe_asm_named_section): Handle sections generated by
12717 selectany attribute.
12718 * doc/extend.texi (selectany): Document attribute.
12720 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
12721 Jan Hubicka <jh@suse.cz>
12723 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
12724 to fix addresses involving EBP and ESP.
12725 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
12726 for SUBREGed registers.
12727 (legitimate_address_p): Accept SUBREGed registers.
12729 2005-04-01 Jakub Jelinek <jakub@redhat.com>
12732 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
12733 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
12736 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12738 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
12740 2005-04-01 James E Wilson <wilson@specifixinc.com>
12743 * dwarf2out.c (rtl_for_decl_init): New function.
12744 (rtl_for_decl_location): Extracted from here.
12745 (tree_add_const_value_attribute): Call rtl_for_decl_init and
12746 add_const_value_attribute. Delete initializer_constant_valid_p call.
12748 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12750 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
12751 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
12752 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
12753 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
12754 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
12755 config/i386/i386.md, config/rs6000/predicates.md,
12756 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
12757 config/s390/s390.c, config/stormy16/stormy16.c,
12758 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
12761 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12764 * gimplify.c (gimplify_expr): Create a temporary for lvalue
12765 COND_EXPR and CALL_EXPR.
12767 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
12770 * genautomata.c (first_cycle_unit_presence): Check all alternative
12771 states for unit presence.
12773 * doc/md.texi: Remove remark about impossibility to query unit
12774 presence in non nondeterministic automaton state.
12776 * config/ia64/ia64.c (get_template): Change order of unit querying.
12778 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12780 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12783 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12785 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12786 flag for edges outside any loops.
12788 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12790 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12792 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12794 * tree-ssa-alias.c: Follow spelling conventions.
12795 * doc/tree-ssa.texi: Fix a typo.
12797 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12799 * postreload-gcse.c: Include target.h.
12800 (gcse_after_reload_main): Return early if we cannot modify jumps.
12801 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12803 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12805 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12806 expensive operations.
12808 2005-03-31 Ian Lance Taylor <ian@airs.com>
12810 * collect2.c (lderrout): New variable.
12811 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12812 if it is set, to stderr.
12813 (handler): Unlink lderrout if it is set.
12814 (dump_file): Add "to" parameter. Change all callers.
12815 (main): Initialize lderrout.
12816 (collect_execute): Add errname parameter. Change all callers.
12817 Rename redir parameter to outname. Never pass
12818 PEX_STDERR_TO_STDOUT to pex_run.
12819 * collect2.h (collect_execute, dump_file): Update declarations.
12820 * tlink.c (tlink_execute): Add errname parameter. Change all
12822 (do_tlink): Check lderrout as well as ldout.
12824 2005-03-31 Caroline Tice <ctice@apple.com>
12826 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12827 (bb-reorder.o): Add errors.h to list of requirements.
12828 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12829 profiledbootstrap flags.
12830 * bb-reorder.c (errors.h): Add new include.
12831 (struct bbro_basic_block_data_def): Add new field, in_trace.
12832 (add_unlikely_executed_notes): Remove function.
12833 (mark_bb_for_unlikely_executed_section): Remove function.
12834 (insert_section_boundary_note): New function.
12835 (verify_hot_cold_block_grouping): New function.
12836 (push_to_next_round_p): Remove variables and tests that push all
12837 cold blocks to last round.
12838 (find_traces): Remove code that added extra round of trace finding
12839 when doing partitioning.
12840 (find_traces_1_round) : Remove variable last_round; add code to
12841 update new struct field, in_trace; correct trace_length where it was
12842 incorrect before (after call to copy_bb); change code that pushed all
12843 cold blocks to last round. Instead verify that all blocks going into
12844 a trace belong in the same partition.
12845 (connect_traces): Modify to connect the traces in two passes, if the
12846 function contains both hot and cold blocks. The first pass connects
12847 all the traces for blocks in the partition that the first block in
12848 the function belongs to; the second pass connnects all the traces
12849 containing blocks that belong in the other partition.
12850 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12851 code that automatically put the first block in a function into the
12852 hot partition if the function had any hot blocks.
12853 (fix_crossing_unconditional_branches): Check number of succ edges
12854 before attempting to get one.
12855 (fix_edges_for_rarely_executed_code): Update comment describing
12857 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12858 remove call to add_unlikely_executed_notes; add call to
12859 verify_hot_cold_block_grouping.
12860 (duplicate_computed_gotos): Don't change computed goto if it's a
12862 (partition_hot_cold_basic_blocks): Update function comment.
12863 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12865 (try_forward_edges): Likewise.
12866 (merge_blocks_move_predecessor_nojumps): Likewise.
12867 (merge_blocks_move_successor_nojumps): Likewise.
12868 (merge_blocks_move): Likewise.
12869 (try_crossjump_bb): Likewise.
12870 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12871 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12872 notes to cold bb's; remove call to update_unlikely_executed_notes.
12873 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12874 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12875 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12876 function declaration.
12877 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12878 from consideration.
12879 (rtl_can_merge_blocks): Remove redundancy from condition.
12880 (try_redirect_by_replacing_jump): Likewise.
12881 (force_nonfallthru_and_redirect): Remove code for adding
12882 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12883 (commit_one_edge_insertion): Likewise.
12884 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12885 * dbxout.c (FORCE_TEXT): Replace function_section with
12886 current_function_section.
12887 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12888 function, switch_text_section.
12889 (struct xcoff_debug): Likewise.
12890 (dbxout_function_end): Add code to put out label diffs for both
12891 hot and cold sections.
12892 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12893 for new debug_hooks funciton, switch_text_section..
12894 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12895 switch_text_section.
12896 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12897 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12898 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12899 dw_fde_switched_sections.
12900 (output_call_frame_info): Add test to see if function switches text
12901 sections in the middle; if so, use appropriate extra hot and cold
12902 section labels to compute size deltas for the hot and cold sections.
12903 (dwarf2out_begin_prologue): Add code to initialize new fields in
12905 (dwarf2out_switch_text_section): New function (invoked through
12906 debug_hook); updates new fields in dw_fde_struct appropriately and
12907 increments separate_line_info_table_in_use.
12908 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12909 dwarf2out_switch_text_section.
12910 (struct var_loc_node): Add new field, section_label.
12911 (output_aranges): Add code to check whether in hot or cold section and
12912 use the appropriate label in calculating deltas.
12913 (output_ranges): Likewise.
12914 (output_line_info): Add code to check which section we're in and
12915 use appropriate hot/cold label.
12916 (add_location_or_constant_value_attribute): Likewise.
12917 (gen_subprogam_die): Modify arange attributes to use correct labels.
12918 (dwarf2out_begin_block): Change call to function_section into call to
12919 current_function_section.
12920 (dwarf2out_end_block): Likewise.
12921 (dwarf2out_source_line): Likewise.
12922 (dwarf2out_var_location): Add code to check whether in hot or cold
12923 section and use the appropriate label.
12924 * except.c (output_function_exception_table): Change call to
12925 function_section into call to current_function_section.
12926 * final.c (profile_function): Likewise.
12927 (scan_ahead_for_unlikely_executed_note): Remove function.
12928 (final_scan_insn): Remove calls to
12929 scan_ahead_for_unlikely_executed_note, and related code for switching
12930 to cold section, except for the single time
12931 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12932 debug_hooks->switch_text_sections; replace appropriate calls to
12933 function_section with calls to current_function_section.
12934 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12935 test_bb to condition.
12936 (find_if_case_2): Likewise.
12937 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12938 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12939 * opts.c (decode_options): Change warning about hot/cold partitioning
12940 with exceptionss to inform (so as not to cause bootstrap failures);
12941 remove warning about partitioning with DWARF debug info.
12942 * output.h (current_function_section): Add new function decl.
12943 (insert_section_boundary_note): Likewise.
12944 (enum in_section): Move this declaration here from varasm.c.
12945 (unlikely_section_label): Likewise.
12946 (unlikely_text_section_name): Likewise.
12947 (last_text_section_name): New global variable.
12948 (last_text_section): Likewise.
12949 (hot_section_label): Likewise.
12950 (hot_section_end_label): Likewise.
12951 (cold_section_end_label): Likewise.
12952 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12953 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12954 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12955 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12956 insn from consideration.
12957 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12958 switch_text_section.
12959 * varasm.c (basic-block.h): Add new include.
12960 (unlikely_section_label_printed): Remove global variable.
12961 (unlikely_section_label): Make global variable not be static any more.
12962 (unlikely_text_section_name): Likewise.
12963 (hot_section_end_label): New global variable (not static)
12964 (first_function_block_is_cold): Likewise.
12965 (hot_section_label): Likewise.
12966 (cold_section_end_label): Likewise..
12967 (last_text_section): New global variable, not static.
12968 (last_text_section_name): New global variable, not static.
12969 (initialize_cold_section_name): New function.
12970 (enum in_section): Move declaration to output.h.
12971 (text_section): Update last_text_section.
12972 (unlikely_text_section): Replace code to determine cold section name
12973 with call to initialize_cold_section_name; Add code to update
12974 last_text_section; remove code for printing out label.
12975 (named_section_real): Add code to update last_text_section and
12976 last_text_section_name as appropriate.
12977 (function_section): Change test for 'unlikely' to depend on
12978 first_function_block_is_cold (moved old test to
12979 current_function_section).
12980 (current_function_section): New function.
12981 (assemble_start_function): Move code that frees
12982 unlikely_text_section_name; initialize hot_section_end_label;
12983 print hot and cold section labels at the start of the function;
12984 set first_function_block_is_cold, if appropriate; initialize l
12985 ast_text_section; add call to insert_section_boundary_note.
12986 (assemble_end_function): Add code to write out hot and cold section
12988 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12989 switch_text_section.
12990 * config/darwin.c (machopic_select_section): Replace incorrect
12991 function in base_funs; update reloc for cold sections if necessary.
12992 * config/darwin.h (SECTION_FUNCTION): Add code to update
12993 last_text_section if appropriate.
12994 (text_unlikely_section): Remove.
12995 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12996 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12997 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12998 partitioning for this architecture.
13000 2005-03-31 Olivier Hainque <hainque@adacore.com>
13002 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
13003 defined and non-zero.
13005 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
13008 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
13011 2005-03-31 Alan Modra <amodra@bigpond.net.au>
13014 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
13015 label operand. Remove (use (unspec..)). Don't emit a label on
13017 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
13018 generate inline label for load_toc_v4_PIC_1b.
13019 (rs6000_emit_load_toc_table): Likewise.
13021 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13023 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
13024 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
13026 2005-03-29 Devang Patel <dpatel@apple.com>
13028 * tree-sra.c (decide_block_copy): Disable scalarization of
13031 2005-03-30 Stuart Hastings <stuart@apple.com>
13032 Dale Johannesen <dalej@apple.com>
13034 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
13035 * print-tree.c (print_node): Add case STATEMENT_LIST.
13037 2005-03-31 Alan Modra <amodra@bigpond.net.au>
13039 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
13040 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
13041 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
13042 is given with "powerpc64*" or "all", or when --with-cpu chooses
13045 2005-03-30 James E. Wilson <wilson@specifixinc.com>
13048 * dwarf2out.c (add_high_low_attributes): New function, extracted from
13049 gen_lexical_block_die.
13050 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
13052 2005-03-31 Jan Hubicka <jh@suse.cz>
13054 2004-11-02 Jan Hubicka <jh@suse.cz>
13056 * cgraph.c (cgraph_varpool_node_name): New function.
13057 (dump_cgraph_varpool_node): New function.
13058 (dump_varpool): New function.
13059 * cgraphunit.c (cgraph_optimize): Dump varpool.
13061 2004-10-16 Jan Hubicka <jh@suse.cz>
13063 * cgraph.c (decide_is_variable_needed): New function.
13064 (cgraph_varpool_finalize_decl): Use it.
13065 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
13067 * final.c (output_addr_const): Do not call mark_referenced.
13068 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
13069 always go via cgraph.
13070 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
13071 (check_global_declarations): Ifdef out code clearing DECL_RTL.
13072 * tree-optimize.c (execute_inline): Mark functions called.
13073 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
13075 2004-10-11 Jan Hubicka <jh@suse.cz>
13077 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
13078 (cgraph_varpool_last_needed_node): New static variable.
13079 (enqueue_needed_varpool_node): Break out from ...; add items to the
13080 end of queue; update first pointers.
13081 (cgraph_varpool_mark_needed_node): ... here.
13082 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
13083 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
13084 * cgraph.h (cgraph_varpool_node): Add analyzed field.
13085 (cgraph_varpool_first_unanalyzed_node): Declare.
13086 * cgraphunit.c: Include output.h.
13087 (cgraph_varpool_analyze_pending_decls): New function.
13088 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
13089 for errors, analyze pending decls.
13090 (cgraph_finalize_compilation_unit): Only analyze decls.
13091 (cgraph_optimize): Assemble the decls after expanding.
13093 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
13095 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
13096 subvars get marked properly in tags for grouping.
13097 (add_pointed_to_var): Mark only actual pointed to
13098 variables/subvars in addresses needed.
13099 (create_overlap_variables_for): Clear call clobbered on original
13101 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
13102 addresable vars with subvars into list.
13103 * tree-ssa.c (verify_ssa_name): Verify original is not used where
13106 2005-03-30 Richard Henderson <rth@redhat.com>
13108 * cgraph.h (struct cgraph_node): Add alias.
13109 * varasm.c (assemble_alias): Set it.
13110 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
13111 avoid calling cgraph_expand_function.
13113 2005-03-30 Tom Tromey <tromey@redhat.com>
13115 * tree.def (FILE_TYPE): Removed.
13116 * typeclass.h (enum type_class): Removed file_type_class.
13117 * dwarf2out.c (is_base_type): Updated.
13118 (gen_type_die): Likewise.
13119 * dbxout.c (dbxout_type): Updated.
13120 * builtins.c (type_to_class): Updated.
13121 * tree.c (type_contains_placeholder_1): Updated.
13122 * config/sparc/sparc.c (sparc_type_code): Updated.
13123 * config/ia64/ia64.c (hfa_element_mode): Updated.
13124 * expr.c (count_type_elements): Updated.
13125 * stor-layout.c (layout_type): Updated.
13126 * tree-inline.c (remap_type): Updated.
13127 * tree-pretty-print.c (dump_generic_node): Updated.
13129 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
13131 * builtins.c (expand_builtin_powi): Fix mode of
13132 2nd argument to match int.
13133 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
13134 2nd argument type to int.
13135 * libgcc2.c: Change prototype of __powi* functions to use
13138 2005-03-30 Dale Johannesen <dalej@apple.com>
13140 PR middle-end/19225
13141 * calls.c (expand_call): Flush pending deferrals before
13144 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13148 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
13149 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
13150 c_label_context, label_context_stack): New.
13151 * c-decl.c (define_label): Check for jumps into statement
13152 expressions. Add label to list of defined labels.
13153 (start_function): Push context on label_context_stack.
13154 (finish_function): Pop context from label_context_stack.
13155 * c-typeck.c (label_context_stack): New.
13156 (c_finish_goto_label): Check for jumps into statement
13157 expressions. Add label to list of jumped to labels.
13158 (struct c_switch): Add blocked_stmt_expr.
13159 (c_start_case): Initialize it.
13160 (do_case): Check it.
13161 (c_finish_case): Verify !blocked_stmt_expr.
13162 (c_begin_stmt_expr): Push context on label_context_stack.
13163 Increment blocked_stmt_expr. Mark labels jumped to from outside
13165 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
13166 defined in the statement expression and no longer jumpable to.
13167 Mark labels jumped to from just outside the statement expression
13168 as again definable. Pop context from label_context_stack.
13169 * doc/extend.texi (Statement Exprs): Update.
13171 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13174 * c-decl.c (start_function): Check for old_decl being
13177 2005-03-30 Ian Lance Taylor <ian@airs.com>
13179 * final.c (final): Remove prescan parameter. Change all callers.
13180 (final_scan_insn): Remove prescan parameter. Change all callers.
13182 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
13184 * tree-vectorizer.c: Fix comment typos.
13186 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
13188 * tree-scalar-evolution.c (instantiate_parameters_1): Return
13189 as soon as a chrec_dont_know is detected.
13191 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
13193 Merge from csl-arm-branch.
13194 2004-02-12 Mark Mitchell <mark@codesourcery.com>
13196 * tlink.c (recompile_files): Do not assume that "rename" can
13197 overwrite an existing file.
13199 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
13201 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
13202 * gcc/configure: Regenerate.
13204 2005-03-30 Alan Modra <amodra@bigpond.net.au>
13206 * doc/install.texi: Update binutils requirement for powerpc*-linux.
13208 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
13210 * calls.c (struct arg_data): Update "partial" comment.
13211 (load_register_parameters): Update "nregs" comment.
13213 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13215 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
13216 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
13217 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
13218 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
13219 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
13220 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
13221 than target_flags & 0.
13222 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
13223 (iq2000_arch, iq2000_parse_cpu): Delete.
13224 (TARGET_HANDLE_OPTION): Override default.
13225 (iq2000_handle_option): New function.
13226 (override_options): Remove -march= and -mcpu= handling.
13227 * config/iq2000/iq2000.opt: New file.
13229 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13231 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
13232 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
13233 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
13234 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
13235 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
13236 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
13237 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
13238 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
13239 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
13240 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
13241 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
13242 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
13243 (c4x_rpts_cycles_string, c4x_cpu_version_string)
13244 (TARGET_OPTIONS): Delete.
13245 (c4x_rpts_cycles, c4x_cpu_version): Declare.
13246 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
13247 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
13248 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
13249 (c4x_cpu_version_string): Delete.
13250 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13251 (c4x_handle_option): New function. Map -m3x and -m4x options to the
13252 equivalent -mcpu= option.
13253 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
13254 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
13255 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
13256 or clearing the appropriate MASK_* bit.
13257 (c4x_file_start): Use c4x_cpu_version.
13258 * config/c4x/c4x.opt: New file.
13260 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13262 * doc/options.texi: Document the new MaskExists flag.
13263 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
13264 if the option has the MaskExists flag.
13266 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13268 * opt-functions.awk (flag_set_p, test_flag): New functions.
13269 (switch_flags): Use them.
13270 * opth-gen.awk: Use flag_set_p to check for flags.
13271 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
13273 2005-03-30 Ian Lance Taylor <ian@airs.com>
13275 * config.host (i[34567]86-*-mingw32*): Don't set
13276 host_can_use_collect2 to no.
13278 2005-03-30 Alan Modra <amodra@bigpond.net.au>
13281 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
13282 Remove convert_memory_address call duplicating that in memory_address.
13284 2005-03-29 Richard Henderson <rth@redhat.com>
13287 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
13288 (build_compound_literal): Likewise. Propagate decl type into the
13290 (finish_decl): Likewise. Use new return value from complete_array_type
13291 for zero sized arrays.
13292 (complete_array_type): Move ...
13293 * c-common.c (complete_array_type): ... here. Change first argument
13294 to pointer-to-type-node. Consistently use sizetype for the index
13295 except for zero sized arrays. Detect zero sized arrays for pedantic
13296 mode diagnostics. Create a new type node instead of modifying the
13298 * c-tree.h (complete_array_type): Move decl ...
13299 * c-common.h (complete_array_type): ... here.
13301 2005-03-29 Richard Henderson <rth@redhat.com>
13304 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
13306 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
13308 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
13309 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
13310 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
13311 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
13313 2005-03-29 Eric Christopher <echristo@redhat.com>
13315 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
13316 truthvalue conversion removal.
13318 2005-03-29 Ian Lance Taylor <ian@airs.com>
13321 * collect2.c: Never include <vfork.h>.
13322 (VFORK_STRING, vfork): Don't define.
13323 (pid): Remove global variable.
13324 (handler): Call raise instead of kill (getpid(), ...).
13325 (collect_wait): Add pex parameter. Change all callers. Use
13326 pex_get_status rather than pwait.
13327 (do_wait): Add pex parameter. Change all callers.
13328 (collect_execute): Return struct pex_obj * rather than void. Use
13329 pex routines rather than pexecute.
13330 (fork_execute): Get pex_obj from collect_execute, and pass it to
13332 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
13333 Only declare quit_handler if SIGQUIT is defined.
13334 (scan_libraries): Likewise.
13335 * collect2.h (collect_execute): Update declaration.
13336 (collect_wait): Update declaration.
13337 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
13338 pass it to collect_wait.
13340 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
13343 * c-parser.c (c_parser_compound_statement_nostart): Give error
13344 message for EOF instead of just setting parser->error.
13346 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
13348 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
13349 (slpeel_update_phi_nodes_for_guard1): New function.
13350 (slpeel_update_phi_nodes_for_guard2): New function.
13351 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
13352 of slpeel_update_phi_nodes_for_guard.
13353 (vectorize_loops): Remove call to loop_closed_rewrite.
13354 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
13357 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
13359 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
13360 (TARGET_LITTLE_ENDIAN): New macro.
13361 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
13362 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
13363 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
13364 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
13365 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
13366 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
13367 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
13368 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
13369 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
13370 (TARGET_OPTIONS): Delete.
13371 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
13372 (CACHE_FLUSH_TRAP): Turn into an integer.
13373 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
13374 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
13375 -mflush-trap is in use.
13376 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
13377 (m32r_cache_flush_trap_string): Delete.
13378 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
13379 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
13380 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
13381 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13382 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
13383 -mmodel= and -msdata= handling from...
13384 (m32r_init): ...here.
13385 * config/m32r/m32r.opt: New file.
13387 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
13389 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
13390 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
13391 * tree-vect-analyze.c (vect_object_analysis): additional parm
13392 pass back a "struct ptr_info_def *" with the points-to info.
13393 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
13394 statement using info returned from vect_object_analysis.
13395 * tree-vect-transform.c (update_vuses_to_preheader): New function.
13396 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
13397 for virtual uses and defs when creating a replacement vector
13398 reference. Call duplicate_ssa_name_ptr_info to define points-to
13399 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
13400 (vectorizable_store): copy_virtual_operands and update
13401 definition statements.
13402 (vectorizable_load): copy_virtual_operands. Remove call to
13403 mark_call_clobbered_vars_to_rename for call to "const" builtin.
13404 * tree-vectorizer.c (vectorize_loops): Remove calls to
13405 rewrite_into_ssa and bitmap_clear (vars_to_rename).
13406 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
13407 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
13408 define macro STMT_VINFO_PTR_INFO for use in accessing.
13409 * tree.h add export of duplicate_ssa_name_ptr_info.
13410 * rs6000.c (altivec_init_builtins): Declare builtin function
13411 __builtin_altivec_mask_for_load to be "const".
13413 2005-03-29 Jakub Jelinek <jakub@redhat.com>
13415 PR middle-end/20622
13416 * cgraph.h (struct cgraph_varpool_node): Add alias field.
13417 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
13418 assemble_variable on aliases.
13419 * varasm.c (assemble_alias): Set node->alias.
13420 * toplev.c (wrapup_global_declarations): Don't call
13421 rest_of_decl_compilation on aliases again.
13423 2005-03-29 Paul Brook <paul@codesourcery.com>
13425 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
13426 * config/arm/arm.c (arm_dbx_register_number): New function.
13427 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
13429 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
13431 PR middle-end/20263
13432 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
13433 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
13435 2005-03-29 Dale Johannesen <dalej@apple.com>
13437 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
13438 $(TREE_H) and $(COVERAGE_H).
13439 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
13440 * opts.c (common_handle_option): Enable tree-based value transforms.
13441 * toplev.c (process_options): Ditto.
13442 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
13443 refers to references to this type.
13444 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
13445 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
13446 for may_be_more, may_be_less.
13447 (rtl_gen_pow2_profiler): Adjust.
13448 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
13449 (rtl_gen_one_value_profiler): Adjust.
13450 (rtl_gen_const_delta_profiler): Adjust.
13451 * tree-profile.c (tree_gen_interval_profiler): Implement.
13452 (tree_gen_pow2_profiler): Ditto.
13453 (tree_gen_one_value_profiler): Ditto.
13454 (tree_profiling): New.
13455 (pass_tree_profile): Reference it.
13456 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
13458 (insn_divmod_values_to_profile): Rename to
13459 rtl_divmod_values_to_profile. Adjust.
13460 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
13461 (insn_prefetch_values_to_profile): Adjust.
13462 (rtl_value_profile_transformations): Adjust.
13463 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
13464 (gen_mod_pow2): Rename to rtl_mod_pow2.
13465 (gen_mod_subtract): Rename to rtl_mod_subtract.
13466 (divmod_fixed_value_transform): Rename to
13467 rtl_divmod_fixed_value_transform.
13468 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
13469 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
13470 (rtl_find_values_to_profile): Adjust.
13471 (tree_value_profile_transformations): Implement.
13472 (tree_divmod_values_to_profile): New.
13473 (tree_values_to_profile): New.
13474 (tree_divmod_fixed_value): New.
13475 (tree_mod_pow2): New.
13476 (tree_mod_subtract): New.
13477 (tree_divmod_fixed_value_transform): New.
13478 (tree_mod_pow2_value_transform): New.
13479 (tree_mod_subtract_transform): New.
13480 (tree_find_values_to_profile): Implement.
13481 * profile.c (instrument_values): Free histograms.
13482 (compute_value_histograms): Adjust. Implement tree version.
13484 2005-03-29 Uros Bizjak <uros@kss-loka.si>
13486 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
13487 * config/i386/i386.c (output_fix_trunc): Add new round_mode
13488 variable. Output "fldcw" depending on round_mode.
13489 * config/i386/i386.md (UNSPEC_FIST): New.
13490 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
13491 New isns patterns to implement lrint and llrint built-ins as x87
13492 intrinsic function.
13493 (fistdi2, fist<mode>2 splitters): New splitters.
13494 (lrint<mode>2): New expanders.
13496 2005-03-28 Ian Lance Taylor <ian@airs.com>
13498 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
13499 0 when calling final_scan_insn.
13501 2005-03-28 Jan Hubicka <jh@suse.cz>
13503 PR middle-end/20635
13504 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
13507 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
13508 types where possible.
13510 2005-03-26 Per Bothner <per@bothner.com>
13512 Make -f[no-]show-column also control non-cpp diagnostics.
13513 * c.opt (fshow-column): Move option from here ...
13514 * common.opt (fshow-column): ... to here.
13515 * diagnostic.c (diagnostic_build_prefix): Only print column number
13516 if flag_show_column.
13518 2005-03-27 Steven Bosscher <stevenb@suse.de>
13520 * vax-protos.h (vax_output_int_move, vax_output_int_add,
13521 vax_output_conditional_branch): New prototypes.
13522 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
13523 extracted from vax.md mov and add patterns.
13524 (vax_output_conditional_branch): New function to output conditional
13525 branch instructions.
13526 * vax.md: Use mode macros for arithmetic and mov patterns.
13527 Use code macros for the jump patterns.
13529 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13531 * Makefile.in (libbackend.o): Depend on version files;
13532 add custom generation command.
13534 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13537 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
13538 sure that we have a REG before getting its REGNO.
13540 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13542 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
13543 * builtins.def (BUILT_IN_STRNDUP): New.
13545 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
13547 PR tree-optimization/20470
13548 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
13551 2005-03-25 Mike Stump <mrs@apple.com>
13553 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
13556 2005-03-25 Geoffrey Keating <geoffk@apple.com>
13558 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
13559 Use our own structure definitions.
13561 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
13562 (fix_truncdfsi2): Allow registers or memory as destination.
13563 When TARGET_PPC_GFXOPT, generate simplified pattern.
13564 (fix_truncdfsi2_internal): Use define_insn_and_split.
13565 (fix_truncdfsi2_internal_gfxopt): New.
13566 (fctiwz): Don't confuse register allocation by giving it no choices.
13568 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
13569 (EXTRA_MEMORY_CONSTRAINT): Likewise.
13570 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
13571 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
13573 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13575 * dominance.c (free_dominance_info): Speed up by freeing et
13576 data structures without maintaining other nodes.
13577 * et-forest.c (et_free_tree_force): New.
13578 * et-forest.h: Add a prototype for et_free_tree_force.
13580 * tree.c (get_set_constructor_bits,
13581 get_set_constructor_bytes): Remove.
13582 * tree.h: Remove the corresponding prototypes.
13584 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
13587 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
13588 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
13589 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
13590 PRE_DEC, NEG and NOT.
13592 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13594 * fold-const.c: Convert uses of fold (build (...)) to
13597 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
13599 PR rtl-optimization/20249
13600 * cse.c (insert_regs): Do not record equivalence of registers in
13603 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
13605 * emit-rtl.c (reverse_comparison): Remove.
13606 * rtl.h: Remove the corresponding prototype.
13608 2005-03-24 James E Wilson <wilson@specifixinc.com>
13610 * doc/install.texi (--enable-altivec): Delete docs.
13612 2005-03-24 David Edelsohn <edelsohn@gnu.org>
13614 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
13615 SFmode and DFmode before reload when
13616 flag_unsafe_math_optimizations not enabled.
13618 2005-03-24 Geoffrey Keating <geoffk@apple.com>
13620 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
13622 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
13623 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
13625 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
13627 * configure.ac (enable-checking): Add 'runtime' option.
13628 * doc/install.texi (enable-checking): Document 'runtime' checking.
13629 * tsystem.h (gcc_assert, gcc_unreachable): Define.
13630 * config.in: Regenerated.
13631 * configure: Regenerated.
13633 2005-03-23 Uros Bizjak <uros@kss-loka.si>
13635 * optabs.h (enum optab_index): Remove OTI_llrint.
13636 (llrint_optab): Remove macro.
13637 * optabs.c (init_optabs): Remove llrint_optab initialization.
13638 * genopinit.c (optabs): Remove llrint_optab implementation.
13639 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
13642 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
13644 PR rtl-optimization/20532
13645 * simplify-rtx.c (simplify_binary_operation_1): Protect from
13646 overflow when adding coefficients for PLUS or MINUS.
13647 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
13650 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13652 * langhooks.h (truthvalue_conversion): Remove.
13653 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13654 LANG_HOOKS_TRUTHVALUE_CONVERSION.
13655 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
13656 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
13657 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
13659 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
13661 * params.def: Fix a typo.
13662 * config/mips/mips.c: Follow the spelling convensions.
13663 * doc/invoke.texi: Fix typos.
13665 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
13667 Fix PR tree-optimization/20601
13669 * tree-ssa-pre.c (insert_aux): Add missing condition to
13672 2005-03-23 Ian Lance Taylor <ian@airs.com>
13674 * final.c (final_scan_insn): Don't remove no-op instructions.
13675 * reload1.c (reload): Remove simple no-op instructions even when
13678 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
13680 PR tree-optimization/20501
13681 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
13682 reporting that peeling for alignment is applied moved to...
13683 * (vect_analyze_data_refs_alignment): Here.
13685 2005-03-23 Ian Lance Taylor <ian@airs.com>
13687 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
13689 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13691 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
13692 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
13694 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
13696 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
13697 imply that this is called once, independent of asms in code.
13698 Adjust to now being pased output and input lists. Mention helper
13699 function decl_overlaps_hard_reg_set_p.
13700 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
13701 hook_tree_tree_identity and to take three trees, returning third.
13702 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
13704 * stmt.c: include hard-reg-set.h before tree.h.
13705 (decl_overlaps_hard_reg_set_p): New function, broken out from...
13706 (decl_conflicts_with_clobbers_p): Call
13707 decl_overlaps_hard_reg_set_p.
13708 (expand_asm_operands): Pass output and input lists in call to
13709 targetm.md_asm_clobbers.
13710 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
13711 hook_tree_tree_tree_tree_3rd_identity.
13712 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
13714 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
13715 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
13716 parameters, first two unused.
13717 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
13718 parameters. Only add MOF to clobbers if there's no 'h' mentioned
13719 in constraint letters and MOF is not mentioned as a asm-declared
13720 register in neither of the input and output lists.
13722 2005-03-23 DJ Delorie <dj@redhat.com>
13724 * optabs.c (expand_binop): Make sure the first subword's result
13727 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13729 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
13730 Call c_common_truthvalue_conversion rather than
13731 lang_hooks.truthvalue_conversion.
13732 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
13733 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13735 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
13736 c_common_truthvalue_conversion.
13737 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
13738 c_parser_conditional_expression, c_parser_binary_expression): Call
13739 c_objc_common_truthvalue_conversion.
13740 * c-typeck.c (build_unary_op): Call
13741 c_objc_common_truthvalue_conversion.
13742 (build_conditional_expr): Do not call
13743 lang_hooks.truthvalue_conversion.
13744 (build_binary_op): Call c_common_truthvalue_conversion.
13745 (c_objc_common_truthvalue_conversion): Moved from
13746 c-objc-common.c. Call default_function_array_conversion instead
13747 of default_conversion.
13749 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13751 * c-common.h (default_conversion): Remove.
13752 (perform_integral_promotions): Add.
13753 * c-tree.h (default_conversion): Add.
13754 * c-typeck.c (perform_integral_promotions): New, split out from
13755 default_conversion.
13756 * c-common.c (check_case_value): Use perform_integral_promotions,
13757 not default_conversion.
13758 (c_add_case_label): Don't continue processing case label after
13759 found to be pointer.
13761 2005-03-23 Mark Mitchell <mark@codesourcery.com>
13763 * gcc.c (do_spec_1): Do not add a -L path for a directory in
13764 the prefix list if we have already added a multilib directory
13765 based on that path.
13766 (main): Do not add MD_EXEC_PREFIX to the list of directories to
13769 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13771 * reload1.c (indirect_symref_ok, reload_obstack): Make them
13773 * reload.h: Remove the prototype for indirect_symref_ok.
13775 * reload1.c (indirect_symref_ok): Make it global.
13776 * reload.h: Add a prototype for indirect_symref_ok.
13778 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13780 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13783 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13785 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13787 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13789 * c-opts.c (c_common_parse_file): Only start/end main source file
13790 if debug hooks says the writer wants it.
13791 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13793 (xcoff_debug_hooks): Ditto.
13794 * debug.c (do_nothing_hooks): Ditto.
13795 * debug.h (gcc_debug_hooks): Ditto.
13796 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13797 * sdbout.c (sdb_debug_hooks): Ditto.
13798 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13800 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13802 * doc/extend.texi: Deprecate C++ min/max operators.
13804 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13806 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13807 artificial original candidates.
13809 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13810 Jan Hubicka <jh@suse.cz>
13811 Steven Bosscher <stevenb@suse.de>
13813 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13814 call cost based on argument sizes.
13815 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13817 * params.def: (max-inline-inssn-single): Set to 450.
13818 (max-inline-insns-auto): Set to 90.
13819 (max-inline-insns-recursive): Set to 450
13820 (max-inline-insns-recursive-auto): Set to 450.
13821 (large-function-insns): Set to 2700.
13822 (inline-call-cost): New parameter.
13823 * tree-inline.c (estimate_move_cost): New function.
13824 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13825 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13826 based on arguments.
13827 * tree-inline.h (estimate_move_cost): Declare.
13828 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13829 (max-inline-insns-auto): Change default to 90.
13830 (max-inline-insns-recursive): Change default to 450
13831 (max-inline-insns-recursive-auto): Change default to 450.
13832 (large-function-insns): Change default to 2700.
13833 (inline-call-cost): Document new parameter.
13835 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13837 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13838 (TARGET_DEFAULT): Delete.
13839 * config/i860/i860.opt: New file.
13841 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13843 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13844 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13845 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13846 (frv_sched_lookahead): Delete.
13847 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13848 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13849 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13850 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13851 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13852 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13853 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13854 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13855 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13856 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13857 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13858 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13859 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13860 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13861 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13862 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13863 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13864 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13865 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13866 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13867 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13868 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13869 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13870 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13871 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13872 (frv_sched_lookahead): Delete.
13873 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13874 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13875 (frv_handle_option): New function. Move -mcpu= handling from...
13876 (frv_override_options): ...here. Remove handling of other
13878 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13879 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13880 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13881 and TARGET_NO_MULTI_CE.
13882 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13883 !TARGET_VLIW_BRANCH.
13884 * config/frv/frv.opt: New file.
13886 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13888 * fold-const.c (fold_ternary): Take decomposed arguments of
13890 (fold): Update a call to fold_ternary.
13892 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13893 * tree.h: Add corresponding prototypes.
13895 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13898 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13899 between jump table and its label.
13900 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13901 resp. ADDR_DIFF_VEC and the label preceeding it.
13902 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13903 is emitted in the right section.
13905 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13907 * fold-const.c (fold_unary, fold_binary): Update comments
13910 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13912 PR rtl-optimization/20527
13913 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13914 REG_INC note, test that the register also isn't mentioned in PRED
13917 2005-03-22 Ben Elliston <bje@au.ibm.com>
13919 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13922 2005-03-21 Mike Stump <mrs@apple.com>
13924 * varasm.c (default_assemble_visibility): Remove extra ().
13926 2005-03-21 Roger Sayle <roger@eyesopen.com>
13928 PR middle-end/20557
13929 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13930 to determine whether a block can be duplicated, rather than test
13931 whether the block contains noncopyable insns ourselves.
13933 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13935 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13938 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13940 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13942 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13944 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13945 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13946 * config/fr30/fr30.opt: New file.
13948 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13950 Fix PR tree-optimization/20542
13952 * tree-flow-inline.h (overlap_subvar): Move to here.
13953 * tree-ssa-operands.c: From here.
13954 * tree-flow.h (overlap_subvar): Declare.
13955 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13956 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13957 for variables with subvars.
13959 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13961 PR middle-end/20177
13962 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13963 * modulo-sched.c (const_iteration_count): Return on NULL
13965 (print_node_sched_params): Return on NULL dump_file.
13966 (generate_reg_moves): Handle reg-anti dependencies and disregard
13967 closing branch when generating register moves.
13968 (sms_schedule): Mark the SMSed block dirty.
13969 * passes.c (rest_of_handle_sms): Call update_life_info for all
13971 * testsuite/gcc.dg/20050321-1.c: New test.
13973 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13975 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13976 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13977 movqi_internal): Likewise.
13979 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13981 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13982 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13983 xtensa_b4const): Delete prototypes.
13984 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13985 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13986 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13987 xtensa_extra_constraint): New prototypes.
13988 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13989 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13990 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13991 move_operand, const_float_1_operand, fpmem_offset_operand,
13992 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13993 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13994 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13995 argument type to HOST_WIDE_INT.
13996 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13997 xtensa_mask_immediate): Likewise.
13998 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13999 Likewise. Also make these functions static.
14000 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
14001 (xtensa_const_ok_for_letter_p): New.
14002 (add_operand, arith_operand, nonimmed_operand, mem_operand,
14003 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
14004 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
14005 move_operand, const_float_1_operand, fpmem_offset_operand,
14006 branch_operator, ubranch_operator, boolean_operator): Move to
14008 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
14009 (xtensa_mem_offset): Change return type to bool.
14010 (xtensa_extra_constraint): New.
14011 (gen_int_relational): Update type of const_range_p function pointer.
14012 Use xtensa_b4const_or_zero.
14013 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
14014 xtensa_const_ok_for_letter_p. Update comments.
14015 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
14016 (PREDICATE_CODES): Delete.
14017 * config/xtensa/xtensa.md: Include predicates.md.
14018 * config/xtensa/predicates.md: New file.
14020 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14022 * config/v850/v850-protos.h: Remove the prototypes for
14023 reg_or_int9_operand, reg_or_const_operand,
14024 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
14025 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
14026 movsi_source_operand, power_of_two_operand,
14027 not_power_of_two_operand, special_symbolref_operand,
14028 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
14029 register_is_ok_for_epilogue.
14030 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
14031 reg_or_int9_operand, reg_or_const_operand,
14032 call_address_operand, special_symbolref_operand,
14033 movsi_source_operand, power_of_two_operand,
14034 not_power_of_two_operand, register_is_ok_for_epilogue,
14035 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
14036 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
14038 * config/v850/v850.h (PREDICATE_CODES): Remove.
14039 * config/v850/v850.md: Include predicates.md.
14040 * config/v850/predicates.md: New.
14042 2005-03-21 Zack Weinberg <zack@codesourcery.com>
14044 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
14045 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14046 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
14047 (itoolsdir, itoolsdatadir): Move definition above new first use.
14048 (install-itoolsdirs): New rule.
14049 (install-mkheaders): Depend on install-itoolsdirs, not
14050 install-include-dir.
14052 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14054 * tree-into-ssa.c: Remove obsolete comments.
14056 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
14058 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
14059 unrolling if -fpeel-loops is specified, too.
14060 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14061 Remove superfluous check for flag_unroll_loops.
14063 2005-03-21 Uros Bizjak <uros@kss-loka.si>
14065 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
14066 (lrint_optab, llrint_optab): Define corresponding macros.
14067 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
14068 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
14069 pattern and llrint_optab using llrintdi2 patterns.
14070 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
14071 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
14072 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
14073 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
14074 flag_unsafe_math_optimizations is set.
14076 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
14078 * combine.c (combine_simplify_rtx, simplify_if_then_else,
14079 simplify_logical, if_then_else_cond, known_cond,
14080 simplify_comparison): Adjust calls to reverse_comparison.
14081 Don't use combine_reversed_comparison_code).
14082 (combine_reversed_comparison_code): Remove.
14083 (reversed_comparison): Using reversed_comparison_code, move it...
14084 * jump.c (reversed_comparison): ... here.
14085 * rtl.h (reversed_comparison): Add prototype.
14087 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14089 * builtins.c (fold_builtin): Take decomposed arguments of
14091 * fold-const.c (fold_ternary): Update a call to fold_builtin.
14092 * gimplify.c (gimplify_call_expr): Likewise.
14093 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
14094 * tree.h: Update the prototype of fold_builtin.
14096 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
14098 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
14099 * rtlhooks.c (gen_lowpart_no_emit_general): New.
14100 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
14101 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
14102 * simplify-rtx.c (simplify_binary_operation_1): Use it.
14104 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14106 * builtins.c (fold_builtin_1): Take decomposed arguments of
14108 (fold_builtin): Update a call to fold_builtin_1.
14110 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
14113 * gcov.c (output_lines): Only output function block summary when
14114 outputting branch information.
14115 * doc/gcov.texi: Document format of preamble and additional block
14118 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14120 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
14121 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
14122 the defaults false if BITS_PER_UNIT != 8.
14123 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
14124 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
14125 than BITS_PER_UNIT != 8.
14126 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
14127 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
14128 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
14130 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
14131 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
14133 2005-03-20 Roger Sayle <roger@eyesopen.com>
14135 PR middle-end/20539
14136 * fold-const.c (fold_binary): Fix type mismatch between
14137 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
14138 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
14139 for non-truth-valued expressions.
14141 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
14142 and FUNCTION_DECL in the main switch.
14143 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
14144 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
14145 we also need to convert their operands to match.
14146 <TRUTH_NOT_EXPR>: Likewise.
14148 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
14150 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
14151 diagnostic without checking whether an lvalue.
14152 * c-common.h (lvalue_p): Remove.
14153 (enum lvalue_use): Update comment.
14154 (lvalue_or_else): Replace by lvalue_error.
14155 * c-typeck.c (lvalue_p): Make static.
14156 (lvalue_or_else): New. Call lvalue_error.
14158 2005-03-21 Alan Modra <amodra@bigpond.net.au>
14160 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
14161 (function_arg_advance): Use rs6000_parm_start.
14162 (function_arg, rs6000_arg_partial_bytes): Likewise.
14164 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14166 * c-common.c (check_case_value): Adjust comment about stripping
14168 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
14169 * c-typeck.c (default_conversion, convert_arguments,
14170 build_modify_expr, convert_for_assignment, store_init_value,
14171 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
14172 manually. Remove inaccurate comments.
14174 2005-03-20 Roger Sayle <roger@eyesopen.com>
14175 Joseph S. Myers <joseph@codesourcery.com>
14177 * varasm.c (do_assemble_alias): Restore comment describing function.
14178 Annotate the target parameter as potentially unused.
14180 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
14183 * config/avr/avr.c (avr_output_function_prologue): Do not use
14184 current_function_name() in a label, use a local label instead.
14186 2005-03-20 David Edelsohn <edelsohn@gnu.org>
14188 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
14189 flag_finite_math_only, not flag_unsafe_math_optimizations.
14191 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
14193 * builtins.c (fold_builtin_1): Update a call to
14194 targetm.fold_builtin.
14195 * hooks.c (hook_tree_tree_bool_null): Rename to
14196 hook_tree_tree_tree_bool_null. Take one more argument of type
14198 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
14199 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
14200 hook_tree_tree_tree_bool_null.
14201 * target.h (gcc_target): Update the prototype of fold_builtin.
14202 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
14203 arguments of CALL_EXPR.
14204 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
14207 2005-03-20 Jan Hubicka <jh@suse.cz>
14209 * cgraph.h (cgraph_node): Add prev_clone pointer.
14210 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
14211 (cgraph_clone_node): Produce doubly linked chain.
14213 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14215 * c-common.c (handle_aligned_attribute, check_function_sentinel,
14216 get_nonnull_operand, handle_sentinel_attribute,
14217 check_function_arguments_recurse): Do not strip NOPS from
14219 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
14221 * c-format.c (get_constant): Likewise.
14222 * c-parser.c (c_parser_postfix_expression): Likewise.
14223 * c-typeck.c (set_init_index): Likewise.
14224 (convert_arguments): Don't check for NOP_EXPR containing integer
14227 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
14229 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
14230 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
14231 Take decomposed arguments of CALL_EXPR.
14232 (fold_builtin_1): Update calls to the functions mentioned
14235 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14237 * c-decl.c (check_bitfield_type_and_width): Require bit-field
14238 width to have integer type.
14239 (build_enumerator): Require enumerator value to have integer type.
14241 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14243 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
14246 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14248 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
14249 std=iso9899:199x): Correct descriptions.
14251 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14253 * config.gcc: Consistently use solaris2.1[0-9]* instead of
14256 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
14258 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
14260 (expand_builtin_memcpy, fold_builtin_1): Update calls to
14261 fold_builtin_memcpy.
14263 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
14264 arguments of CALL_EXPR.
14265 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
14266 fold_builtin_found, fold_builtin_1): Update calls to
14267 fold_trunc_transparent_mathfn.
14269 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14271 PR middle-end/20493
14272 * fold-const.c (fold_widened_comparison): Don't optimize casts of
14273 function pointers on targets that require function pointer
14275 (fold_sign_changed_comparison): Likewise.
14277 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
14279 * combine.c (try_combine): When changing the mode of a hard reg, make
14280 sure that doing so is valid.
14282 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
14284 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
14285 (TARGET_HANDLE_OPTION): Override default.
14286 (avr_handle_option): New function.
14287 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
14288 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
14289 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
14290 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
14291 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
14292 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
14293 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
14294 (TARGET_OPTIONS): Delete.
14295 * config/avr/avr.opt: New file.
14297 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14299 * config/m32r/m32r-protos.h: Remove the prototypes for
14300 call_address_operand, symbolic_operand, seth_add3_operand,
14301 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
14302 reg_or_uint16_operand, reg_or_cmp_int16_operand,
14303 two_insn_const_operand, move_src_operand,
14304 move_double_src_operand, move_dest_operand,
14305 eqne_comparison_operator, signed_comparison_operator,
14306 large_insn_p, conditional_move_operand, carry_compare_operand,
14307 m32r_block_immediate_operand, extend_operand,
14308 reg_or_eq_int16_operand, int8_operand, and
14309 reg_or_zero_operand.
14310 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
14311 seth_add3_operand, int8_operand, cmp_int16_operand,
14312 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
14313 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
14314 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
14315 move_double_src_operand, move_dest_operand,
14316 eqne_comparison_operator, signed_comparison_operator,
14317 extend_operand, small_insn_p, large_insn_p,
14318 conditional_move_operand, carry_compare_operand,
14319 m32r_block_immediate_operand): Move to predicates.md.
14320 (MAX_MOVE_BYTES): Move to m32r.h.
14321 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
14322 * config/m32r/m32r.md: Include predicates.md.
14323 * config/m32r/predicates.md: New.
14325 2005-03-18 James E Wilson <wilson@specifixinc.com>
14328 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
14331 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14333 * config/mn10300/mn10300-protos.h: Remove the prototypes for
14334 call_address_operand, const_8bit_operand.
14335 * config/mn10300/mn10300.c (call_address_operand,
14336 const_8bit_operand, const_1f_operand): Move to predicates.md.
14337 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
14338 * config/mn10300/mn10300.md: Include predicates.md.
14339 * config/mn10300/predicates.md: New.
14341 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
14343 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
14344 declarations in diagnostics and %E for identifiers, not %s.
14346 2005-03-18 Jan Hubicka <jh@suse.cz>
14347 Dale Johannesen <dalej@apple.com>
14349 * basic-block.h (scale_bbs_frequencies_int,
14350 scale_bbs_frequencies_gcov_type): Declare.
14351 * cfg.c (RDIV): New macro.
14352 (update_bb_frequency_for_threading): Fix.
14353 * basic-block.h (scale_bbs_frequencies_int,
14354 scale_bbs_frequencies_gcov_type): New.
14355 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
14356 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
14357 scale_bbs_frequencies_int.
14358 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
14360 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14362 * config/m32r/m32r-protos.h: Remove the prototypes for
14363 call_address_operand, symbolic_operand, seth_add3_operand,
14364 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
14365 reg_or_uint16_operand, reg_or_cmp_int16_operand,
14366 two_insn_const_operand, move_src_operand,
14367 move_double_src_operand, move_dest_operand,
14368 eqne_comparison_operator, signed_comparison_operator,
14369 large_insn_p, conditional_move_operand, carry_compare_operand,
14370 m32r_block_immediate_operand, extend_operand,
14371 reg_or_eq_int16_operand, int8_operand, and
14372 reg_or_zero_operand.
14373 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
14374 seth_add3_operand, int8_operand, cmp_int16_operand,
14375 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
14376 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
14377 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
14378 move_double_src_operand, move_dest_operand,
14379 eqne_comparison_operator, signed_comparison_operator,
14380 extend_operand, small_insn_p, large_insn_p,
14381 conditional_move_operand, carry_compare_operand,
14382 m32r_block_immediate_operand): Move to predicates.md.
14383 (MAX_MOVE_BYTES): Move to m32r.h.
14384 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
14385 * config/m32r/m32r.md: Include predicates.md.
14386 * config/m32r/predicates.md: New.
14388 * config/pa/pa-protos.h: Add prototypes for magic_milli and
14390 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
14391 symbolic_operand, symbolic_memory_operand,
14392 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
14393 indexed_memory_operand, move_dest_operand, move_src_operand,
14394 prefetch_cc_operand, prefetch_nocc_operand,
14395 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
14396 arith_operand, arith11_operand, pre_cint_operand,
14397 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
14398 ireg_operand, int5_operand, uint5_operand, int11_operand,
14399 uint32_operand, arith5_operand, and_operand, ior_operand,
14400 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
14401 pc_or_label_operand, div_operand, plus_xor_ior_operator,
14402 shadd_operand, movb_comparison_operator,
14403 cmpib_comparison_operator): Move to predicates.md.
14404 (magic_milli, shadd_constant_p): Make it extern.
14405 * config/pa/pa.h (PREDICATE_CODES): Remove.
14406 * config/pa/pa.md: Include predicates.md.
14407 * config/pa/predicates.md: New.
14409 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
14412 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14414 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
14415 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
14416 config/alpha/freebsd.h, config/alpha/linux.h,
14417 config/alpha/netbsd.h, config/alpha/osf5.h,
14418 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
14419 config/h8300/h8300-protos.h, config/h8300/h8300.c,
14420 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
14421 doc/cppopts.texi: Update copyright.
14423 2005-03-18 Jan Hubicka <jh@suse.cz>
14425 PR middle-end/20225
14426 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
14428 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
14431 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14433 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
14436 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
14438 * combine.c (gen_binary): Remove.
14439 (known_cond, simplify_shift_const, find_split_point,
14440 combine_simplify_rtx, simplify_if_then_else, simplify_set,
14441 simplify_logical, expand_field_assignment, extract_left_shift,
14442 force_to_mode, if_then_else_cond, apply_distributive_law,
14443 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
14444 simplify_comparison, reversed_comparison): Replace with
14445 simplify_gen_binary, simplify_gen_relational or
14446 distribute_and_simplify_rtx.
14447 (distribute_and_simplify_rtx): New function.
14449 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
14450 Paolo Bonzini <gcc.gnu.org>
14452 * calls.c (setjmp_call_p, special_function_p): Update comments
14453 at the head of the functions.
14455 2005-03-18 Jan Hubicka <jh@suse.cz>
14457 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
14459 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
14460 function body should be released; do not proactively release function
14461 bodies in non-unit-at-a-time mode.
14463 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
14465 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
14466 mno-fp-ret-in-387 multilib variants.
14468 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
14470 * common.opt (m): Remove.
14471 * opts.c (handle_option): Pass 'm' options to set_target_switch if
14472 table lookup fails.
14473 (common_handle_option): Remove OPT_m case.
14475 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14477 * builtins.c (fold_builtin_bitop): Take decomposed arguments
14479 (fold_builtin_1): Update a call to fold_builtin_bitop.
14481 * builtins.c (fold_builtin_signbit): Take decomposed arguments
14483 (fold_builtin_1): Update a call to fold_builtin_signbit.
14485 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
14487 PR tree-optimization/20474
14488 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
14489 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
14491 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14493 * config/h8300/h8300-protos.h: Remove prototypes for
14494 general_operand_src, general_operand_dst, single_one_operand,
14495 single_zero_operand, call_insn_operand,
14496 two_insn_adds_subs_operand, small_call_insn_operand,
14497 jump_address_operand, bit_operand, bit_memory_operand,
14498 stack_pointer_operand, const_int_gt_2_operand,
14499 const_int_ge_8_operand, const_int_qi_operand,
14500 const_int_hi_operand, incdec_operand, bit_operator,
14501 nshift_operator, eqne_operator, gtle_operator,
14502 gtuleu_operator, iorxor_operator.
14503 Add prototypes for h8sx_shift_type h8sx_classify_shift and
14504 h8300_ldm_stm_parallel.
14505 * config/h8300/h8300.c (h8sx_shift_type,): Move to
14507 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
14508 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
14509 (h8300_ldm_stm_parallel): Make it extern.
14510 (h8300_ldm_parallel, h8300_stm_parallel,
14511 h8300_return_parallel, general_operand_src,
14512 general_operand_dst, h8300_dst_operand, h8300_src_operand,
14513 nibble_operand, reg_or_nibble_operand, single_one_operand,
14514 single_zero_operand, call_insn_operand,
14515 two_insn_adds_subs_operand, small_call_insn_operand,
14516 jump_address_operand, bit_operand, bit_memory_operand,
14517 stack_pointer_operand, const_int_gt_2_operand,
14518 const_int_ge_8_operand, const_int_qi_operand,
14519 const_int_hi_operand, incdec_operand, eqne_operator,
14520 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
14521 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
14522 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
14523 nshift_operator): Move to predicates.md.
14524 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
14525 * config/h8300/h8300.md: Include predicates.md.
14526 * config/h8300/predicates.md: New.
14528 2005-03-17 Richard Henderson <rth@redhat.com>
14530 * config.gcc (ia64*-*-hpux*): Add extra_options.
14531 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
14532 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14533 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
14534 (ia64_tls_size_string, ia64_tune_string): Remove.
14535 (ia64_tune): Init to PROCESSOR_ITANIUM2.
14536 (TARGET_DEFAULT_TARGET_FLAGS): New.
14537 (TARGET_HANDLE_OPTION): New.
14538 (ia64_override_options): Move options parsing ...
14539 (ia64_handle_option): ... here. New.
14540 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
14541 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
14542 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
14543 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
14544 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
14545 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
14546 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
14547 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
14548 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
14549 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
14550 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
14551 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
14552 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
14553 TARGET_EARLY_STOP_BITS): Remove.
14554 (TARGET_ILP32): Default false.
14555 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
14556 (enum ia64_inline_type): New.
14557 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14558 * config/ia64/ia64.md: Update for new definitions of
14559 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
14560 * config/ia64/ia64.opt: New file.
14561 * config/ia64/ilp32.opt: New file.
14563 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
14566 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
14568 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14570 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
14571 instead of MASK_H8300S.
14572 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
14573 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
14574 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
14575 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
14576 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
14577 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
14578 TARGET_SWITCHES): Remove.
14579 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
14581 * config/h8300/h8300.opt: New.
14583 * config/alpha/alpha.opt, config/arc/arc.opt,
14584 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
14587 2005-03-17 Ian Lance Taylor <ian@airs.com>
14591 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
14593 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
14594 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
14595 (TARGET_HANDLE_OPTION): Override default.
14596 (arc_handle_option): New function.
14597 (arc_init): Remove code to set arch_cpu_string.
14598 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
14599 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14600 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
14601 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
14602 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
14603 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14604 (arc_rodata_string, TARGET_OPTIONS): Delete.
14605 * config/arc/arc.opt: New file.
14607 2005-03-17 Richard Henderson <rth@redhat.com>
14609 * doc/extend.texi (Weak Pragmas): New section.
14610 (attribute alias): Clarify that target must be in the same
14613 2005-03-17 Richard Henderson <rth@redhat.com>
14615 * config/alpha/alpha.opt: New file.
14616 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
14618 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
14619 alpha_fprm_string, alpha_fptm_string): Make static.
14620 (alpha_tls_size_string): Remove.
14621 (alpha_handle_option): New.
14622 (override_options): Update for alpha_cpu/alpha_tune split.
14623 (alpha_file_start): Likewise.
14624 (TARGET_DEFAULT_TARGET_FLAGS): New.
14625 (TARGET_HANDLE_OPTION): New.
14626 * config/alpha/alpha.h (alpha_tune): Declare.
14627 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
14628 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
14629 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
14630 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
14631 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
14632 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
14633 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
14634 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
14635 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
14636 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
14637 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
14638 (TARGET_DEFAULT): Remove MASK_FP.
14639 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
14640 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
14641 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
14642 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
14643 alpha_tls_size_string): Remove.
14644 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
14645 (attribute tune): Rename from attribute cpu.
14646 * config/alpha/ev4.md: Update to match.
14647 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
14648 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
14649 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
14650 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
14651 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
14652 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
14654 2005-03-16 James E. Wilson <wilson@specifixinc.com>
14656 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
14657 and return without creating new state if before_nops_num is nonzero.
14658 * config/ia64/ia64.md (first_insn): New attribute.
14659 (alloc): Set it to yes.
14661 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14663 * tree-vectorizer.c (new_vec_stmt_info): Initialize
14664 STMT_VINFO_SUBVARS to NULL.
14665 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14667 2005-03-16 Dale Johannesen <dalej@apple.com>
14669 * rtlanal.c (find_first_parameter_load): Rewrite to
14670 return actual first param load or the call if none,
14671 instead of first in block, when not all loads exist.
14673 2005-03-16 Roger Sayle <roger@eyesopen.com>
14675 * optabs.c (expand_copysign_absneg): Make static.
14676 * optabs.h (expand_copysign_absneg): Delete prototype.
14677 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
14679 2005-03-16 Richard Henderson <rth@redhat.com>
14681 PR middle-end/15700
14682 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
14683 (alias_pairs): Rename from output_defs.
14684 (find_decl_and_mark_needed): Split out from assemble_alias.
14685 (do_assemble_alias): New.
14686 (assemble_output_def): Remove.
14687 (finish_aliases_1, finish_aliases_2): New.
14688 (process_pending_assemble_output_defs): Remove.
14689 (assemble_alias): Defer aliases for which we don't yet have a
14690 non-external decl for the target symbol.
14691 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
14692 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
14693 * toplev.c (compile_file): Use finish_aliases_2 instead of
14694 process_pending_assemble_output_defs.
14695 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
14696 (process_pending_assemble_output_defs): Remove.
14698 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14700 Fix PR tree-optimization/20489
14702 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
14703 for empty structures.
14705 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14707 Fix PR tree-optimization/20490
14709 * tree-ssa-pre.c (create_expression_by_pieces): Use
14710 force_gimple_operand on result of fold.
14712 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
14714 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
14715 of closing parenthesis.
14717 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
14719 * builtins.c (expand_movstr): Update a call to
14720 fold_builtin_strcpy.
14721 (expand_builtin_strncpy): Update a call to
14722 fold_builtin_strncpy.
14723 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
14724 arguments of CALL_EXPR.
14725 (fold_builtin_1): Update calls to fold_builtin_strcpy and
14726 fold_builtin_strncpy.
14727 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14728 * tree.h: Update the prototypes of fold_builtin_strcpy and
14729 fold_builtin_strncpy.
14731 2005-03-16 Steven Bosscher <stevenb@suse.de>
14732 Dorit Naishlos <dorit@il.ibm.com>
14734 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
14735 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
14738 2005-03-16 Steven Bosscher <stevenb@suse.de>
14740 * tree-inline.c (walk_type_fields, walk_tree,
14741 walk_tree_without_duplicates): Move from here...
14742 * tree.c: ...to here.
14744 2005-03-15 Zack Weinberg <zack@codesourcery.com>
14746 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
14747 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
14748 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14749 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
14750 (version): Define using $(BASEVER_c).
14751 (Makefile, config.status, build/gcov-iov.o): No longer depends on
14753 (version.o): Depend on version files; add custom generation command.
14754 (prefix.o): Define BASEVER on command line.
14755 (s-iov): Depend on version files; adjust command.
14756 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
14758 (gcc-vers.texi): New rule.
14759 (doc/%.info, doc/%.dvi): Add -I . to command line.
14760 (doc/gccinstall.dvi): Likewise.
14761 (PACKAGE): Delete. All uses replaced with "gcc".
14762 * aclocal.m4: Do not include gcc-version.m4.
14763 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
14764 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
14765 Set is_release based on contents of DEV-PHASE.
14766 Set gcc_version based on contents of BASE-VER.
14767 Define WIN32_REGISTRY_KEY only if the user overrode the default.
14768 * config.in, configure: Regenerate.
14769 * gccbug.in: Determine version of GCC in use at runtime.
14770 * gcov-iov.c: Get version number and development phase from
14771 command line, not by including version.c.
14772 * intl.c: Replace all uses of PACKAGE with "gcc".
14773 * libada-mk.in: Delete unused "gcc_version" variable.
14774 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
14775 * version.c: (VERSUFFIX): New hook for redistributors; adjust
14776 commentary to match.
14777 (version_string): Put together from pieces.
14778 * config/alpha/x-vms: Do not use $(gcc_version).
14779 * config/i386/t-nwld: Likewise.
14780 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14781 version-GCC and DEVELOPMENT.
14783 2005-03-15 Roger Sayle <roger@eyesopen.com>
14785 PR tree-optimization/17454
14786 * tree.c (tree_size): Add case for TREE_BINFO.
14787 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14788 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14790 2005-03-15 Roger Sayle <roger@eyesopen.com>
14792 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14793 op1 whilst expanding the signed widenening multiply variant.
14795 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14797 * toplev.c (display_target_options): Avoid unused variable warning if
14798 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14799 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14800 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14801 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14802 (mips_isa_info): New variable.
14803 (mips_parse_cpu): Remove the first argument and leave the caller
14805 (TARGET_HANDLE_OPTION): Override default.
14806 (mips_handle_option): New function. Move option validation code from...
14807 (override_options): ...here. Update calls to mips_parse_cpu.
14808 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14809 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14810 (SUBTARGET_TARGET_OPTIONS): Delete.
14811 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14812 (mno-flush-func, mtune=): New options.
14814 2005-03-15 Roger Sayle <roger@eyesopen.com>
14815 Richard Henderson <rth@redhat.com>
14817 * real.c (c4x_single_format, c4x_extended_format): Provide values
14818 for signbit_ro for c4x's single and extended floating point formats.
14819 * optabs.c (expand_copysign): Use the floating point format's
14820 signbit_ro for expanding via expand_copysign_absneg, and it's
14821 signbit_rw field for expanding via expand_copysign_bit.
14823 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14825 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14826 known_alignment_for_access_p.
14827 (known_alignment_for_access_p): New.
14828 (do_peeling_for_alignment): Field made int instead of bool and renamed
14829 to peeling_for_alignment.
14830 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14831 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14832 functionality used to be in vect_analyze_operations.
14833 (vect_analyze_operations): Code to determine vectorization factor was
14834 moved to vect_determine_vectorization_factor.
14835 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14836 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14838 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14839 be part of vect_analyze_operations).
14840 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14841 creating the guard condition, as the number of iterations may be
14843 (slpeel_tree_peel_loop_to_edge): Use new name of
14844 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14845 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14846 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14847 (vect_do_peeling_for_alignment): Use fold.
14848 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14850 (vect_update_inits_of_dr): Renamed to
14851 vect_update_init_of_dr.
14852 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14853 (vectorizable_store): Fix assertion to use == instead of =.
14855 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14857 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14858 call_used_regs for wCG registers.
14860 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14862 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14863 for non-offsettable memory references to cope with outstanding reload
14864 replacements, take 2.
14866 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14869 * config/i386/i386.h (x86_fisttp): New.
14870 (TARGET_FISTTP): New macro.
14871 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14872 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14873 instruction when fisttp flag is set.
14874 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14876 * config/i386/i386.md (type attribute): Add fisttp.
14877 (unit attribute): Set to i387 for fisttp type.
14878 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14879 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14881 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14882 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14884 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14885 patterns for TARGET_FISTTP. Enable patterns for
14886 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14887 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14888 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14889 implement fisttp x87 insn.
14890 (fix_trunc*_i387_fisttp splitters): New patterns.
14891 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14892 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14893 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14895 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14896 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14897 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14898 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14899 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14900 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14901 Disable patterns for TARGET_FISTTP.
14902 (fix_trunc*_i387 splitters): Implement usign mode macros.
14903 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14904 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14905 (fix_trunx*_sse peephole2s): Implement using mode macros.
14907 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14909 PR rtl-optimization/20291
14910 * combine.c (try_combine): If splitting fails, re-try with
14911 original combined pattern, i.e. before clobber stripping.
14913 2005-03-14 Eric Christopher <echristo@redhat.com>
14915 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14916 STACK_GROWS_DOWNWARD.
14918 2005-03-14 Roger Sayle <roger@eyesopen.com>
14920 * real.h (struct real_format): Split the signbit field into two
14921 two fields, signbit_ro and signbit_rw.
14922 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14923 mips_double_format, ieee_extended_motorola_format,
14924 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14925 ieee_extended_intel_128_format, ibm_extended_format,
14926 mips_extended_format, ieee_quad_format, mips_quad_format,
14927 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14928 i370_double_format, c4x_single_format, c4x_extended_format,
14929 real_internal_format): Update initializers for new field.
14930 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14931 real_format structure.
14932 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14933 field of the real_format structure.
14935 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14937 Fix PR tree-optimization/20458
14939 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14940 DECL_EXTERNAL on STRUCT_FIELD tags.
14941 (clear_call_clobbered): Ditto.
14942 * tree-ssa-operands.c (note_addressable): Make sure the original
14943 variable doesn't slip into the addressable list if we have
14945 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14948 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14950 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14951 (-fwide-exec-charset): Likewise.
14952 (-finput-charset): Likewise.
14953 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14954 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14955 * c.opt (Wnormalized): New.
14957 2005-03-14 Devang Patel <dpatel@apple.com>
14959 * doc/invoke.texi: Add reference to Visibility document.
14961 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14963 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14964 MASK_SPLIT_ADDRESSES.
14965 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14966 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14967 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14968 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14969 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14970 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14971 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14972 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14973 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14974 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14975 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14976 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14977 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14978 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14979 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14980 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14981 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14982 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14983 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14984 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14985 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14986 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14987 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14988 (TARGET_EXPLICIT_RELOCS): Delete.
14989 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14990 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14991 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14992 (override_options): Set MASK_LONG64 if -mint64 is given and no
14993 -mlongXX option is. Complain about -mint64 -mlong32.
14994 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14995 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14996 * config/mips/mips.opt: New file.
14998 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
15000 * config.gcc (extra_options): New variable for listing option files.
15001 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
15002 * configure.ac (extra_opt_files): New AC_SUBST variable.
15003 (tm_file_list, tm_include_list): Include options.h first.
15004 * configure: Regenerate.
15005 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
15006 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
15007 (s-options-h): New rule.
15008 (options.h): Depend on it.
15009 (TEXI_GCCINT_FILES): Add options.texi.
15010 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
15011 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
15012 * target.h (gcc_target): Add default_target_flags and handle_option.
15013 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
15014 (TARGET_HANDLE_OPTION): New macros.
15015 (TARGET_INITIALIZER): Include them.
15016 * opt-functions.awk (opt_args, nth_arg): New functions.
15017 (switch_flags): Handle the "Target" flag.
15018 (var_args): Delete.
15019 (var_name): Use opt_args and nth_arg.
15020 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
15021 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
15022 macros for the "Mask" and "InverseMask" options.
15023 * opts.h (cl_var_cond): New enum.
15024 (cl_option): Replace the "has_set_value" and "set_value" fields with
15025 "var_cond" and "var_value".
15026 (CL_TARGET): New macro.
15027 (option_enabled, print_filtered_help): Declare.
15028 (decode_options): Move definition.
15029 * opts.c (handle_option): Search for the original option before
15030 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
15031 var_cond and var_value fields. Use targetm.handle_option to handle
15033 (decode_options): Set target_flags to targetm.default_target_flags.
15034 (print_filtered_help): Make global. Handle CL_TARGET.
15035 (option_enabled): New function.
15036 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
15037 (display_target_options, set_target_switch, print_switch_values)
15038 (default_pch_valid_p): Guard uses of target_switches with
15039 #ifdef TARGET_SWITCHES. Also...
15040 (display_target_options): Display the CL_TARGET entries in cl_options.
15041 (set_target_option): Don't complain about the "" option when
15042 TARGET_SWITCHES is undefined.
15043 (print_switch_values): Use option_enabled.
15044 (default_pch_valid_p): Check cl_options[] when looking for something
15045 that has changed the value of target_flags.
15046 * c.opt: Remove documentation from top of file.
15047 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
15048 * doc/sourecebuild.texi: Refer to the new options documentation
15049 instead of c.opt. Document machine-specific .opt files.
15050 * doc/tm.texi (target_flags): Say that this variable is declared
15052 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
15053 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
15055 * doc/options.texi: New file.
15057 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
15059 PR middle-end/18628
15060 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
15063 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
15066 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
15067 temporary variable of pointer type if an lvalues is required.
15068 (gimplify_modify_expr_rhs): Request an rvalue from it.
15069 (gimplify_expr): Pass fallback on.
15071 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15073 * cfgbuild.c: Update comments.
15075 2005-03-14 Roger Sayle <roger@eyesopen.com>
15077 PR rtl-optimization/17236
15078 * optabs.c (expand_doubleword_mult): New helper function split out
15079 from expand_binop. Permute the order in which instructions are
15080 emitted to minimize the number of simultaneously live registers.
15081 (expand_binop): Call expand_doubleword_mult to synthesize a double
15082 word multiplication.
15084 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15086 * basic-block.h: Update the prototypes of cached_make_edge and
15088 * cfg.c (cached_make_edge): Take edge_cache representing one
15089 row of the adjacency matrix of edges.
15090 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
15091 (make_edges): Initialize edge_cache to represent one row of
15092 the adjacency matrix of edges.
15094 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15096 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
15098 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
15099 Remove unused removed_phis variable.
15100 (conditional_replacement): Use build1/build2.
15101 (abs_replacement): Use last_and_only_stmt and build1/build2.
15103 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15105 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
15106 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
15107 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
15108 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
15109 * c-common.c (handle_novops_attribute): New function.
15110 (c_common_attribute_table): Add "no vops" entry.
15111 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
15112 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
15113 * tree-ssa-operands.c (get_call_expr_operands): Do not
15114 create virtual operands for calls with ECF_NOVOPS flag.
15115 * tree.h (DECL_IS_NOVOPS): New macro.
15116 (struct tree_decl): Add novops_flag.
15117 (ECF_NOVOPS): New constant.
15119 2005-03-14 Uros Bizjak <uros@kss-loka.si>
15122 * config/i386/i386.c (x86_use_himode_fiop): New.
15123 (x86_use_simode_fiop): Rename from x86_use_fiop.
15124 * config/i386/i386.h (x86_use_himode_fiop): Declare.
15125 (TARGET_USE_HIMODE_FIOP): New.
15126 (x86_use_simode_fiop): Rename from x86_use_fiop.
15127 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
15129 * config/i386/i386.md (X87MODEI12): New mode macro define.
15130 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
15131 to implement x87 FP compare with HImode input operands.
15132 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
15133 Use X87MODEI12 mode macro to handle HImode input operands.
15134 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
15135 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
15136 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
15137 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
15138 macro to implement x87 operators with HImode input operands.
15139 (fop splitters): Use X87MODEI12 mode macro to handle HImode
15142 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15144 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
15146 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
15147 constants invariant.
15149 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15151 * basic-block.h (BB_VISITED): Removed.
15152 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
15154 2005-03-14 Falk Hueffner <falk@debian.org>
15157 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
15159 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15161 * ggc-zone.c: Fix comment typos.
15163 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
15164 stringpool.c, config/mips/mips-protos.h: Update copyright.
15166 2005-03-14 Alan Modra <amodra@bigpond.net.au>
15168 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
15169 throughout with its typedef, "rtx".
15170 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
15171 (rs6000_tls_symbol_ref_1): Remove inline keyword.
15172 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
15173 regs in comment to match code.
15175 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15177 * except.c (check_handled): Make it static.
15178 * except.h: Remove the corresponding prototype.
15180 * function.c (get_func_frame_size): Make it static.
15181 * function.h: Remove the corresponding type.
15183 * regclass.c (reg_class_superclasses, reg_class_subclasses):
15185 * hard-reg-set.h: Remove the corresponding declarations.
15187 * tree-cfg.c (verify_stmts): Check that
15188 bb_for_stmt (stmt) == bb for every PHI node and statement.
15190 2005-03-14 Alan Modra <amodra@bigpond.net.au>
15192 * config.gcc: Remove excess indentation.
15193 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
15195 2005-03-13 Roger Sayle <roger@eyesopen.com>
15197 PR middle-end/19331
15198 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
15199 * fold-const.c (fold_sign_changed_comparison): Likewise.
15200 (fold_binary): Optimize comparisons against widened operands if
15201 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
15203 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15205 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
15206 (sparc_override_options): Initialize it.
15207 (sparc_struct_value_rtx): Set it on the MEM to be returned.
15209 2005-03-13 David Edelsohn <edelsohn@gnu.org>
15211 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
15212 (reg_or_none500mem_operand): New predicate.
15213 (zero_reg_mem_operand): New predicate.
15214 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
15215 to reg_or_none500mem_operand.
15216 (extendsfdf2_fpr): Add MEM alternative.
15217 (extenddftf2_internal): Change operand2 predicate to
15218 zero_reg_mem_operand.
15220 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15222 * ggc-zone.c: Rewritten.
15224 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
15226 * configure.ac: Define GGC_ZONE for --with-gc=zone.
15227 * config.in: Regenerated.
15228 * configure: Regenerated.
15229 * gengtype.c (write_types_process_field, write_func_for_structure):
15230 Pass new argument to gt_pch_note_object.
15231 * ggc-common.c (struct ptr_data): Add TYPE.
15232 (gt_pch_note_object): Take TYPE argument and save it.
15233 (call_count): Update call to ggc_pch_count_object.
15234 (call_alloc): Update call to ggc_pch_alloc_object.
15235 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
15237 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
15238 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
15239 (ggc_alloc_zone_stat): Delete.
15240 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
15241 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
15242 (ggc_pch_alloc_object): Update prototypes.
15243 (garbage_zone): Delete.
15244 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
15245 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
15247 (tree_id_zone): New variable.
15248 (ggc_alloc_cleared_zone): Remove unused.
15249 (ggc_alloc_zone): Define.
15250 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
15251 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
15252 ggc_alloc_zone_stat.
15253 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
15254 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
15255 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
15256 (make_node_stat): Likewise. Use tree_id_zone.
15258 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15259 Joseph S. Myers <joseph@codesourcery.com>
15261 * configure.ac: Check for MIPS TLS.
15262 * configure: Regenerated.
15263 * config/mips/mips-protos.h (enum mips_symbol_type): Add
15264 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
15265 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
15266 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
15267 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
15268 (mips_classify_symbol, mips_symbolic_constant_p)
15269 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
15270 (mips_tls_operand_p, mips_call_tls_get_addr)
15271 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
15272 (mips_tls_symbol_ref_1): New functions.
15273 (mips_legitimize_address, mips_legitimize_const_move): Call
15274 mips_legitimize_tls_address.
15275 (override_options): Handle V1_REG and TLS symbols. Disable TLS
15277 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
15278 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
15279 (mips_char_to_class): Document V1_REG.
15280 (HAVE_AS_TLS): Provide default.
15281 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
15283 (load_got<mode>): Renamed from *load_got<mode>. Allow when
15285 (tls_get_tp_<mode>): New instruction.
15287 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15289 * configure.ac: Update checks for target tools.
15290 * configure: Regenerated.
15292 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15294 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
15296 2005-03-13 Roger Sayle <roger@eyesopen.com>
15298 * expmed.c (expand_mult): Use synthetic multiplication sequences for
15299 more classes of DImode multiplication by constant. Allow both
15300 multiplication by small negative constants (by performing a
15301 multiplication by a positive constant and negating the result) and
15302 multiplications by large powers of two, by using a left shift.
15304 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15306 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
15307 of basic blocks into work_stack.
15309 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
15310 config/mips/vr.h: Update copyright.
15312 * c-decl.c (c_init_decl_processing): Remove useless calls to
15313 build_function_type.
15315 * builtins.c (fold_trunc_transparent_mathfn,
15316 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
15317 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15318 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
15319 fold_builtin_strcpy, fold_builtin_strncpy,
15320 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
15323 * builtins.c (expand_builtin_mathfn_3): Remove local variable
15326 * lambda-code.c (lambda_compute_auxillary_space): Remove local
15327 variable determinant.
15329 * tree-cfg.c (group_case_labels): Remove local variable type.
15331 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
15334 * tree-ssa-phiopt.c (value_replacement): Remove local variable
15337 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
15340 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
15341 (*movmemqi_insn): Delete.
15342 (*movmemhi): Delete.
15344 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15346 * builtins.c (fold_builtin_classify): Take decomposed
15347 arguments of CALL_EXPR.
15348 (fold_builtin_1): Update a call to fold_builtin_classify.
15350 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
15353 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
15354 through into call to parser_xref_tag after parse error.
15355 (c_parser_struct_declaration): Consistently return NULL_TREE on
15358 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
15360 * tree-flow-inline.h (ref_contains_array_ref): New function.
15361 (lookup_subvars_for_var): Ditto.
15362 (get_subvars_for_var): Ditto.
15363 (var_can_have_subvars): Ditto.
15365 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
15366 (struct subvar): New type.
15368 * tree-dfa.c (okay_component_ref_for_subvars): New function.
15370 * tree-optimize.c (init_tree_optimization_passes): Call
15371 pass_create_structure_vars.
15373 * tree-ssa-alias.c: Include vec.h.
15374 (init_alias_info): Don't auto-clear call clobbered on struct-field
15376 (compute_flow_insensitive_aliasing): Handle subvars.
15377 (group_aliases): Handle STRUCT_FIELD aliases.
15378 (setup_pointers_and_addressables): Ditto.
15379 Don't mark variables non-addressable if they still have
15380 addressable subvars.
15381 Also mark subvars addressable when the real variable is marked
15383 (add_pointed_to_var): Try to prune the pointed-to set by only
15384 pointing to subvars when possible.
15385 Otherwise, make sure we set addresses_needed and pt_vars to
15386 properly include subvars.
15387 (bitpos_of_field): New function.
15388 (push_fields_onto_fieldstack): Ditto.
15389 (get_or_create_used_part_for): Ditto.
15390 (create_overlap_variables_for): Ditto.
15391 (find_used_portions): Ditto.
15392 (create_structure_vars): Ditto.
15393 (pass_create_structure_vars): New structure.
15395 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
15396 (get_expr_operands): Handle subvars. Also try to turn
15397 COMPONENT_REF accesses into must-defs now that we can accurately
15399 (note_addressable): Try to only mark as addressable those subvars
15400 we know a COMPONENT_REF touches.
15401 (overlap_subvar): New function.
15403 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
15404 Handle subvar storing.
15405 (vect_address_analysis): Update caller of vect_object_analysis.
15407 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
15409 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
15410 (STMT_VINFO_SUBVARS): New macro.
15412 * common.opts: add flag_tree_salias.
15414 * opts.c (decode_options): flag_tree_salias defaults to on.
15416 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
15418 * doc/tree-ssa.texi: Document structural alias analysis.
15420 2005-03-12 Steven Bosscher <stevenb@suse.de>
15422 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
15423 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
15424 * tree-ssa-operands.c (get_expr_operands): Likewise.
15425 (get_expr_operands): Likewise for ERROR_MARK.
15427 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15429 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
15432 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
15435 * tree-ssa-pre.c (compute_avail): Remove local variable val.
15436 (mark_operand_necessary): Remove local variable ver.
15438 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
15439 variable prefix_len.
15441 * value-prof.c (mod_subtract_transform): Remove local variable
15444 * builtins.c (fold_builtin_exponent): Take decomposed
15445 arguments of CALL_EXPR.
15446 (fold_builtin_1): Update a call to fold_builtin_exponent.
15448 * builtins.c (fold_builtin_logarithm): Take decomposed
15449 arguments of CALL_EXPR.
15450 (fold_builtin_1): Update a call to fold_builtin_logarithm.
15452 * c-decl.c (c_init_decl_processing): Remove local variables
15453 ptr_ftype_void and ptr_ftype_ptr.
15455 * gimplify.c (gimplify_expr): Remove local variables r0 and
15458 * reg-stack.c (move_for_stack_reg): Remove local variable
15460 (compare_for_stack_reg): Remove local variable flags_user.
15461 (convert_regs_1): Remove local variable deleted.
15463 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
15465 (combine_blocks): Remove local variables exits and new_e.
15467 * tree-inline.c (expand_call_inline): Remove local variable
15470 * tree-ssa-live.c (create_ssa_var_map,
15471 calculate_live_on_entry): Remove local variable snn.
15473 2005-03-12 Geoffrey Keating <geoffk@apple.com>
15475 * c-lex.c (c_lex_with_flags): Add parameter to call to
15478 2005-03-11 Per Bothner <per@bothner.com>
15480 * c-tree.h (struct c_declarator): New id_loc field.
15481 * c-pragma.h (c_lex_with_flags): Take position reference.
15482 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
15483 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
15484 (c_lex): Pass dummy location to c_lex_with_flags.
15485 * c-parser.c (c_lex_one_token): Set c_token's location using
15486 c_lex_with_flags, instead of input_location, which might be "ahead".
15487 (c_parser_direct_declarator): Set declarator's id_loc from
15489 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
15490 declarator's id_loc, rather than probably-imprecise input_location.
15491 (build_id_declarator): Initialize c_declarator's id_loc field.
15493 2005-03-11 Roger Sayle <roger@eyesopen.com>
15495 PR middle-end/20419
15496 * builtins.c (expand_builtin_signbit): Force the signbit's word
15497 into an integer register to avoid SUBREGs of floating point modes.
15499 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15501 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
15502 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
15503 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
15504 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
15506 2005-03-11 David Edelsohn <edelsohn@gnu.org>
15508 PR rtl-optimization/20306
15509 * expr.c (emit_move_complex): Set try_int false if mode is
15510 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
15511 emit_block_move if try_int is true.
15513 2005-03-11 Richard Henderson <rth@redhat.com>
15516 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
15517 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
15520 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15522 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
15523 (TARGET_FIX_VR4130): New macro.
15524 (TARGET_OPTIONS): Add -mfix-vr4130.
15525 (ISA_HAS_MACCHI): New macro.
15526 (ASM_SPEC): Add -mfix-vr4130.
15527 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
15528 (override_options): Handle mips_fix_vr4130_string.
15529 (mips_avoid_hazards): Clear all_noreorder_p
15530 if we're working around VR4130 errata and the macc alternatives
15532 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
15533 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
15534 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
15535 (MULTILIB_DEFAULTS): Remove leading "march=".
15536 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
15537 if no architecture option is given.
15538 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
15540 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
15541 * doc/invoke.texi: Document -mfix-vr4130.
15543 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15545 * config/mips/mips.c (override_options): Only warn about -mint64
15546 deprecation if TARGET_INT64.
15548 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15550 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
15551 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
15552 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
15553 are non-specific regarding the nonnull parameter positions.
15554 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
15555 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
15556 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
15557 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
15559 * builtins.def: Use the non-specific "nonnull" attibute lists.
15561 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15563 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15564 single_pred_edge, single_succ, single_pred): Improve comments.
15566 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15568 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15569 single_pred_edge, single_succ, single_pred): New inline functions.
15570 * bb-reorder.c (rotate_loop, find_traces_1_round,
15571 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
15572 duplicate_computed_gotos): Use the single_succ/pred functions.
15573 * cfganal.c (forwarder_block_p): Ditto.
15574 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
15575 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15576 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
15577 merge_seq_blocks): Ditto.
15578 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
15579 * cfglayout.c (fixup_reorder_chain): Ditto.
15580 * cfgloop.c (mark_single_exit_loops, update_latch_info,
15581 canonicalize_loop_headers, verify_loop_structure): Ditto.
15582 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
15583 mfb_update_loops, create_preheader, force_single_succ_latches,
15584 create_loop_notes): Ditto.
15585 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15586 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
15587 commit_one_edge_insertion, purge_dead_edges,
15588 cfg_layout_can_merge_blocks_p): Ditto.
15589 * except.c (sjlj_emit_function_enter): Ditto.
15590 * flow.c (init_propagate_block_info): Ditto.
15591 * function.c (thread_prologue_and_epilogue_insns): Ditto.
15592 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
15593 insert_insn_end_bb): Ditto.
15594 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
15595 find_if_case_2): Ditto.
15596 * lambda-code.c (perfect_nestify): Ditto.
15597 * lcm.c (optimize_mode_switching): Ditto.
15598 * loop-doloop.c (doloop_modify): Ditto.
15599 * loop-init.c (loop_optimizer_init): Ditto.
15600 * loop-iv.c (simplify_using_initial_values): Ditto.
15601 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15602 * loop-unswitch.c (unswitch_loop): Ditto.
15603 * modulo-sched.c (generate_prolog_epilog): Ditto.
15604 * predict.c (combine_predictions_for_insn, estimate_probability,
15605 tree_estimate_probability, last_basic_block_p,
15606 estimate_bb_frequencies): Ditto.
15607 * profile.c (branch_prob): Ditto.
15608 * regrename.c (copyprop_hardreg_forward): Ditto.
15609 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
15610 * tracer.c (layout_superblocks): Ditto.
15611 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
15612 cfg_remove_useless_stmts_bb, cleanup_control_flow,
15613 cleanup_control_expr_graph, disband_implicit_edges,
15614 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
15615 tree_verify_flow_info, tree_make_forwarder_block,
15616 tree_forwarder_block_p, remove_forwarder_block,
15617 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
15618 * tree-if-conv.c (tree_if_conversion): Ditto.
15619 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15620 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
15621 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
15622 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
15623 copy_loop_headers): Ditto.
15624 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
15625 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
15626 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
15627 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
15628 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
15629 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
15630 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
15631 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
15632 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
15633 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
15634 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
15635 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
15636 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15637 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
15638 slpeel_add_loop_guard): Ditto.
15640 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
15642 PR tree-optimization/15784
15643 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15646 * stmt.c (expand_case): Don't change index_type. Convert minval
15647 to the proper type.
15649 PR tree-optimization/20130
15650 * fold-const.c (fold): Fold x * -1 into -x.
15652 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
15654 PR rtl-optimization/20331
15655 * rtlanal.c (modified_between_p): Check its address first for MEM.
15656 (modified_in_p): Likewise.
15658 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
15660 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
15662 2005-03-10 Steven Bosscher <stevenb@suse.de>
15664 * expr.c (expand_expr_real_1): If possible, use a conditional
15665 move for expanding MIN_EXPR and MAX_EXPR.
15666 Use temp for moving around rtx-en.
15668 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
15671 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
15674 2005-03-10 Roger Sayle <roger@eyesopen.com>
15676 * builtins.c (expand_builtin_signbit): Extend to handle floating
15677 point modes wider than the largest integer type, using the
15678 operand_subword_force function to obtain the signbit's word.
15680 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15683 * combine.c (try_combine): If recog_for_combine added CLOBBERs
15684 to NEWI2PAT, fail to combine if they are used by NEWPAT.
15686 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15688 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
15690 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
15692 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
15694 (perform_edge_inserts): Unconditionally call
15695 free_dominator_info.
15697 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
15699 2005-03-10 Bob Wilson <bob.wilson@acm.org>
15701 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
15703 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
15705 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
15707 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
15709 (rtl_register_value_prof_hooks,
15710 tree_value_profile_transformations,
15711 tree_register_value_prof_hooks): Likewise.
15712 * var-tracking.c (stack_adjust_offset_pre_post,
15713 variable_htab_free, variable_union, dataflow_set_different_2,
15714 count_uses, variable_was_changed, set_frame_base_location,
15715 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
15716 vt_add_function_parameters): Likewise.
15717 * varasm.c (named_section_real, named_section, make_decl_rtl,
15718 asm_emit_uninitialised, assemble_integer, decode_addr_const,
15719 const_hash_1, compare_constant, copy_constant, force_const_mem,
15720 output_constant_pool_2, output_constant_pool_1, output_constant,
15721 output_constructor, make_decl_one_only, decl_tls_model,
15722 default_no_named_section, default_elf_select_section_1,
15723 default_unique_section_1): Likewise.
15724 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
15725 * vmsdbgout.c (addr_const_to_string): Likewise.
15728 * function.c (struct assign_parm_data_one): Remove last_named
15730 (assign_parm_find_data_types): Don't determine last_named.
15731 Reorder named_parm determination.
15732 (assign_parms): Only setup varargs on the last non-varadic
15735 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
15737 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
15738 sda base address on medium model.
15740 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
15742 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
15743 * cfgloop.c (flow_loop_nodes_find): Export.
15744 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
15746 * cfgloopmanip.c (fix_loop_structure): New function.
15747 * predict.c (predict_loops): Clean up the loops information.
15748 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
15749 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
15751 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
15752 (rewrite_into_loop_closed_ssa): Declaration changed.
15753 * tree-loop-linear.c (linear_transform_loops): Add argument to
15754 rewrite_into_loop_closed_ssa call.
15755 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15756 * tree-ssa-loop-im.c (move_computations): Ditto.
15757 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
15758 * tree-vectorizer.c (vectorize_loops): Ditto.
15759 * tree-optimize.c: Include cfgloop.h.
15760 (execute_todo): Choose whether to call cleanup_tree_cfg or
15761 cleanup_tree_cfg_loop.
15762 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
15763 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
15764 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
15765 cleanup_tree_cfg_loop call.
15766 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
15767 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
15768 work on part of cfg.
15770 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15772 PR inline-asm/20314
15773 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
15774 with multiple alternatives.
15776 * stmt.c (parse_output_constraint): Fix a typo.
15778 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15780 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15781 assembly directive instead of deprecated "no-generics".
15783 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15785 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15786 for non-offsettable memory references to cope with outstanding reload
15788 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15789 avoid losing outstanding address reloads.
15790 ("reload_outdi", "reload_outdf"): Likewise.
15792 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15794 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15795 code. Add more cbrt transformations.
15797 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15799 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15801 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15803 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15804 NULL_TREE when a given tree is not simplified.
15805 (fold): Return the original tree when any of the functions
15806 mentioned above NULL_TREE.
15808 * fold-const.c (fold_unary, fold_binary): Take decomposed
15809 arguments, code, type, op0, and op1 in case of fold_binary.
15810 (fold): Update calls to fold_unary and fold_binary.
15812 2005-03-09 Roger Sayle <roger@eyesopen.com>
15814 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15815 a fndecl and an arglist instead of a CALL_EXPR, exp.
15817 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15819 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15821 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15823 * expr.c (expand_assignment): Remove orig_to_rtx.
15825 * fold-const.c (int_const_binop): Remove no_overflow.
15827 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15829 * loop-iv.c (get_biv_step_1): Remove lhs.
15831 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15833 * real.c (real_nan): Remove neg.
15835 * function.c (thread_prologue_and_epilogue_insns): Remove i
15838 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15841 * tree-eh.c (tree_could_trap_p): Remove idx.
15843 * tree-into-ssa.c (ann): Remove ann.
15845 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15847 * tree-sra.c (decide_block_copy): Remove inst_count.
15849 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15851 * tree-ssa-loop-im.c (lhs): Remove.
15853 * cfgbuild.c (state, STATE, SET_STATE,
15854 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15856 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15857 (find_basic_blocks): Set the state of each basic block to
15860 2005-03-08 Jeff Law <law@redhat.com>
15862 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15863 goto results in the removal of edges in the CFG, then we need
15864 to recompute dominators.
15866 2005-03-09 Ben Elliston <bje@au.ibm.com>
15868 * c-common.c (c_do_switch_warnings): Comment fix.
15870 2005-03-08 Julian Brown <julian@codesourcery.com>
15872 * Patch from 2005-03-08 reverted for causing regressions and
15873 ppc-darwin bootstrap failure.
15875 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15877 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15878 Define the real function for ppc-darwin.
15879 * c-typeck.c (convert_arguments): Check for target-specific
15880 invalid argument call to unprototyped function.
15881 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15883 * target.h (invalid_arg_for_unprototyped_fn): New field
15885 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15886 default target hook.
15887 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15890 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15892 * c-typeck.c (constructor_stack, constructor_range_stack,
15893 initializer_stack): Make them static.
15895 * cfg.c (rbi_pool): Make it static.
15897 * gimple-low.c (lower_stmt_body): Make it static.
15898 * tree-flow.h: Remove the corresponding prototype. Don't
15899 declare lower_data.
15901 * sched-deps.c (cache_size): Make it static.
15903 * stor-layout.c (lang_adjust_rli): Make it static.
15905 2005-03-08 Julian Brown <julian@codesourcery.com>
15907 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15908 from being used for symbols with vague linkage when
15909 HAVE_GAS_COMDAT_GROUP is true.
15911 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15913 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15914 nlabel == JUMP_LABEL (jump).
15916 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15918 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15919 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15920 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15921 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15923 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15926 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15927 * c-common.c (handle_returns_twice): New function.
15928 (c_common_attribute_table): Declare eturns_twice' attribute.
15929 * doc/extend.texi: Document eturns_twice' attribute.
15930 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15931 (struct tree_decl): Add returns_twice_flag.
15933 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15935 * tree-ssa-phiopt.c: Fix a comment typo.
15937 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15938 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15939 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15942 2005-03-08 Richard Henderson <rth@redhat.com>
15944 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15945 builtin codes with ctzdi2, clzdi2, popcountdi2.
15946 (struct alpha_builtin_def): Add is_const.
15947 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15948 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15949 (alpha_init_builtins): Init them. Set nothrow and const attributes
15951 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15952 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15953 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15954 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15955 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15956 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15957 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15958 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15959 (TARGET_FOLD_BUILTIN): New.
15960 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15961 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15963 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15965 2005-03-08 Ira Rosen <irar@il.ibm.com>
15967 PR tree-optimization/20122
15968 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15969 condition of access function instead of base.
15971 2005-03-07 Jeff Law <law@redhat.com>
15972 Steven Bosscher <stevenb@suse.de>
15974 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15975 (find_taken_edge): Call find_taken_edge_computed_goto as
15976 appropriate. Allow any gimple invariant rather than just
15977 INTEGER_CST for VAL.
15978 (cleanup_control_flow): Cleanup a computed goto which has turned
15979 into a simple goto.
15980 (tree_merge_blocks): If block B has any forced labels, move
15981 them to the start of block A.
15982 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15983 computed gotos as well.
15984 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15985 removal of unnecessary computed gotos too.
15986 (lookup_redirection_data): Fix type of INSERT argument. Callers
15989 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15991 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15992 Remove trailing spaces.
15994 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15995 unshare_all_trees): Make them static.
15996 * tree-gimple.h: Remove the corresponding prototypes.
15998 * diagnostic.h: Remove unused prototype
15999 debug_output_buffer.
16000 * modulo-sched.c: Remove unused prototype
16001 set_row_column_for_ps.
16003 * tree-ssa-phiopt.c (tree_ssa_phiopt,
16004 replace_phi_edge_with_variable): Remove unused variable i.
16006 2005-03-07 Per Bothner <per@bothner.com>
16008 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
16010 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
16013 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
16014 bbs on the COND_EXPR instead of the PHI_NODEs.
16015 (candidate_bb_for_phi_optimization): Remove.
16016 (replace_phi_with_stmt): Rename to ...
16017 (replace_phi_edge_with_variable): this and change so that we
16018 replace the phi argument instead of removing the PHI.
16019 (conditional_replacement): Change so we deal with PHI with more
16020 than two arguments.
16021 (value_replacement): Likewise.
16022 (abs_replacement): Likewise.
16024 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
16026 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
16027 output_e500_flip_gt_bit.
16029 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
16031 (rs6000_generate_compare): Fix logic to look at the correct bits.
16032 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
16034 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
16035 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
16036 gen_move_from_CR_gt_bit.
16038 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
16039 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
16040 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
16042 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
16043 (E500_CR_IOR_COMPARE): New constant.
16045 2005-03-08 Earl Chew <earl_chew@agilent.com>
16046 David Billinghurst <David.Billinghurst@riotinto.com>
16048 * config/i386/host-cygwin.c: New file to support precompiled
16050 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
16051 * config.host: Use above files for cygwin host.
16053 2005-03-07 David Edelsohn <edelsohn@gnu.org>
16055 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
16056 ordering ops from earlier change.
16058 2005-03-07 Per Bothner <per@bothner.com>
16060 Various fixes to allow us to again build if --enable-mapped-location:
16061 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
16062 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
16063 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
16064 local variable loc. Change logic appropriately.
16065 * tree-vect-transform.c (vect_finish_stmt_generation): Use
16066 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
16067 * c-parser.c (c_parser_for_statement): Initialize loc variable.
16068 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
16069 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
16071 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
16073 PR rtl-optimization/19683
16074 * reload1.c (choose_reload_regs): Pass the number of bits, not the
16075 number of bytes, to smallest_int_for_mode. Fix arguments to
16076 REG_CANNOT_CHANGE_MODE_P.
16078 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16080 * reorg.c (relax_delay_slots): Check that the jump is
16081 conditional before trying to invert it.
16083 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16085 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
16088 * calls (stack_arg_under_construction): Make it static.
16090 * flow.c (regs_live_at_setjmp): Make it static.
16091 * flow.h: Remove the corresponding prototype.
16093 * reload1.c (reload_startobj, reload_firstobj,
16094 something_needs_operands_changed, reload_inherited,
16095 reload_inheritance_insn, reload_override_in,
16096 reload_spill_index): Make them static.
16098 * recog.c (verify_changes): Make it static.
16099 * recog.h: Remove the corresponding prototype.
16101 * cfgbuild.c (find_sub_basic_blocks): Remove.
16102 * basic-block.h: Remove the corresponding prototype.
16103 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
16105 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
16107 * tree-ssa-operands.c (check_build_stmt): Remove.
16109 * stor-layout.c (set_alignment): Remove.
16110 * tree.h: Remove the corresponding prototype.
16112 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
16114 * tree-ssa-dce.c (control_dependence_map,
16115 visited_control_parents): Make them static.
16117 * cfghooks.c (verify_flow_info): Remove local variable
16120 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
16123 * loop-unswitch.c (unswitch_loop): Remove local variable src.
16125 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
16127 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
16129 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
16131 * config/ia64/hpux.h (LINK_SPEC): Add -z.
16132 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
16133 PARALLEL for an empty structure.
16135 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16137 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
16139 * fold-const.c (fold_binary): Unroll the very first "for"
16142 2005-03-06 David Edelsohn <edelsohn@gnu.org>
16144 * config/rs6000/predicates.md (branch_comparison_operator): Remove
16145 redundant match_code test.
16146 (scc_comparison_operator): Swap match_operand and match_code
16148 (branch_positive_comparison_operator): Same.
16149 (trap_comparison_operator): Use comparison_operator and swap with
16152 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
16155 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
16156 (out_movhi_r_mr): Read low byte of volatile MEM first.
16157 (out_movhi_mr_r): Write high byte of volatile MEM first.
16159 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16161 * cselib.c (reg_values, reg_values_size): Make them static.
16163 * cse.c (cse_reg_info_table): Make it static.
16165 * fold-const.c (fold_unary): Use build1 instead of copy_node.
16167 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
16169 * cse.c (find_best_addr): Use canon_for_address.
16171 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
16173 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
16174 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
16175 SUBREG and MEM, respectively.
16177 * fold-const.c (fold_binary): Use code instead of t.
16179 * fold-const.c (optimize_minmax_comparison): Take decomposed
16180 arguments code, type, op0, and op1 instead of t.
16181 (fold_binary): Update a call to optimize_minmax_comparison.
16183 * fold-const.c (fold_range_test): Take decomposed arguments
16184 code, type, op0, and op1 instead of t.
16185 (fold_binary): Update a call to fold_range_test.
16187 * fold-const.c (fold_binary_op_with_conditional_arg): Take
16188 decomposed arguments code, type, op0, and op1 instead of t.
16189 (fold_binary): Update a call to fold_range_test.
16191 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
16193 * fold-const.c (fold_binary): Avoid directly using the original
16194 expression t as much as possible.
16196 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16198 * c-semantics.c (build_stmt): Use TYPE_P instead of
16199 IS_NON_TYPE_CODE_CLASS.
16200 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
16201 (NON_TYPE_CHECK): Use TYPE_P instead of
16202 IS_NON_TYPE_CODE_CLASS.
16204 * fold-const.c (fold): Remove handling of binary expressions.
16206 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
16208 * doc/c-tree.texi: Wrap comments in @r{}.
16209 * doc/cpp.texi: Likewise.
16210 * doc/cppinternals.texi: Likewise.
16211 * doc/extend.texi: Likewise.
16212 * doc/md.texi: Likewise.
16213 * doc/objc.texi: Likewise.
16214 * doc/sourcebuild.texi: Likewise.
16215 * doc/tm.texi: Likewise.
16216 * doc/tree-ssa.texi
16218 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16220 * predict.c (apply_return_prediction): Standardize PHI chain
16222 * tree-ssa.c (ssa_redirect_edge): Likewise.
16224 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
16225 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
16228 * tree-phinodes.c (remove_phi_node): Drop the last argument.
16229 * tree-flow.h: Adjust the prototype for remove_phi_node.
16230 * lambda-code.c (perfect_nestify): Adjust a call to
16233 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
16234 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
16236 * tree-ssa-dce.c (remove_dead_phis): Likewise.
16237 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
16238 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
16239 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
16241 * combine.c (simplify_and_const_int): Use gen_int_mode instead
16242 of GEN_INT (trunc_int_for_mode (...)).
16243 * loop-iv.c (iv_number_of_iterations): Likewise.
16244 * postreload.c (reload_cse_move2add): Likewise.
16245 * simplify-rtx.c (simplify_const_unary_operation,
16246 simplify_const_binary_operation): Likewise.
16247 * stor-layout.c (get_mode_bounds): Likewise.
16249 * fold-const.c (fold_binary): New.
16250 (fold): Call fold_binary on binary expressions.
16252 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
16254 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
16255 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
16256 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
16257 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
16258 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
16260 2005-03-04 Devang Patel <dpatel@apple.com>
16262 PR tree-optimization/18815
16263 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16264 loops with zero exit edges.
16266 2005-03-04 Devang Patel <dpatel@apple.com>
16268 * doc/invoke.texi: Remove reference to webpage that does not exist.
16270 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
16271 Joseph S. Myers <joseph@codesourcery.com>
16274 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
16275 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
16276 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
16277 * pa.c (get_plabel): Change argument to symbol_ref. Call
16278 maybe_get_identifier instead of get_identifier.
16279 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
16280 (struct deferred_plabel): Replace name field with symbol field.
16281 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
16282 ASM_OUTPUT_EXTERNAL_REAL is defined.
16283 (output_global_address): Use output_addr_const for output of all
16285 (output_deferred_plabels): Use symbol_ref instead of name for address
16287 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
16288 ASM_OUTPUT_SYMBOL_REF): New macros.
16289 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
16291 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
16294 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
16296 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
16297 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
16299 2005-03-04 Jeff Law <law@redhat.com>
16301 * basic-block.h (rediscover_loops_after_threading): Declare.
16302 * tree-ssa-dom.c: Include cfgloop.h.
16303 (tree_ssa_dominator_optimize): Discover loops and some basic
16304 properties. Remove forwarder blocks recreated by loop header
16305 canonicalization. Also mark backedges in the CFG.
16306 * tree-ssa-threadupdate.c: Include cfgloop.h
16307 (rediscover_loops_after_threading): Define.
16308 (struct local_info): New field, JUMP_THREADED.
16309 (prune_undesirable_thread_requests): New function.
16310 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
16311 then record that fact for the callers of redirct_edges.
16312 (thread_block): If BB has incoming backedges, then call
16313 prune_undesirable_thraed_requests. Note when we are
16314 going to have to rediscover loop information. Return a
16315 boolean indicating if any jumps were threaded.
16316 (thread_through_all_blocks): Bubble up boolean indicating
16317 if any jumps were threaded.
16318 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
16319 (tree-ssa-threadupdate.o): Similarly.
16321 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16323 * fold-const.c (fold_ternary): Unroll the "for" loop to
16326 2005-03-04 Andrew Haley <aph@redhat.com>
16328 * unwind-dw2-fde-glibc.c (struct
16329 unw_eh_callback_data.check_cache): New field.
16330 (frame_hdr_cache): New.
16331 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
16332 Cache frame header info.
16334 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
16336 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
16337 (print_c_condition): Declare.
16338 * read-rtl.c (ptr_loc): New structure.
16339 (ptr_locs, ptr_loc_obstack, joined_conditions)
16340 (joined_conditions_obstack): New variables.
16341 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
16342 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
16343 (join_c_conditions, print_c_condition): New functions.
16344 (apply_macro_to_string): Associate the new string with the same
16345 source location as the old one.
16346 (add_condition_to_string): Use join_c_conditions.
16347 (read_string): Use set_rtx_ptr_loc to record a filename and line
16348 number for the string.
16349 (read_rtx): Initialize the new variables above.
16350 * genattrtab.c (write_test_expr, write_attr_value): Use
16352 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
16353 comment above the GCC_VERSION check.
16354 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
16355 Inline the definition of MAYBE_EVAL.
16356 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
16357 * genoutput.c (process_template): Likewise.
16358 * genpreds.c (write_predicate_subfunction): Likewise.
16359 (write_predicate_expr): Use print_c_condition.
16360 * genrecog.c (write_cond): Likewise.
16361 * gensupport.c (process_rtx): Use join_c_conditions to join the
16362 conditions of a define_insn_and_split. Record a source location
16363 for the string after the "&&".
16364 (alter_test_for_insn): Use join_c_conditions.
16366 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
16369 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
16370 PR tree-optimization/15784
16371 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16374 2005-03-04 Ben Elliston <bje@au.ibm.com>
16376 * gcc.c (option_map): Add --coverage.
16377 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
16378 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
16379 * config/darwin.h: Pass -lgcov for `coverage'.
16380 * doc/invoke.texi (Debugging Options): Document --coverage.
16382 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16384 * gcse.c (bypass_block): Use find_edge wherever possible.
16386 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
16390 * c-opts.c (c_common_parse_file): Call start_source_file
16391 and end_source_file at the approriate times.
16393 * dwarf2out.c (dwarf2out_finish): Don't auto-end
16394 the main file, it will be done for us now.
16396 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16398 * fold-const.c (fold_ternary): New.
16399 (fold): Call fold_ternary on ternary expressions. Remove
16400 handling of ternary expressions.
16402 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
16404 PR tree-optimization/15784
16405 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16408 2005-03-03 David Edelsohn <edelsohn@gnu.org>
16410 * config/rs6000/predicates.md (branch_comparison_operator):
16411 Convert from C block to conditional format.
16413 2005-03-03 Jan Hubicka <jh@suse.cz>
16415 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
16416 and non-constant public variables.
16418 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
16420 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
16423 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
16426 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
16427 calls to release_ssa_name and release_phi_node.
16429 * fold-const.c (fold): Remove handling of unary expressions.
16431 * fold-const.c (fold_unary): Avoid directly using the original
16432 expression t as much as possible.
16434 2005-03-03 Roger Sayle <roger@eyesopen.com>
16435 Andrew Pinski <pinskia@physics.uc.edu>
16437 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
16438 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
16440 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
16442 Describe special registers SRP and MOF as allocatable registers.
16443 * config/cris/cris.c (cris_md_asm_clobbers): New function.
16444 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
16445 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
16446 TARGET_HAS_MUL_INSNS.
16447 (cris_print_operand) <case 'd'>: New case.
16448 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
16449 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
16451 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
16452 (REG_ALLOC_ORDER): Update for MOF.
16453 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
16455 (GENERAL_REGS): No longer a define of ALL_REGS.
16456 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
16457 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
16458 Adjust accordingly.
16459 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
16460 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
16461 (SECONDARY_RELOAD_CLASS): Define.
16462 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
16463 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
16464 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
16465 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
16466 (REGISTER_MOVE_COST): Define.
16467 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
16468 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
16469 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
16470 (CRIS_MOF_REGNUM): New define_constants.
16471 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
16473 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
16475 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
16476 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
16477 Adjust for MOF being properly described as a register.
16478 (indir_to_reg_split): Name this split. Conditionalize on the
16479 destination register being a general register.
16480 (movei): Conditionalize on on operands 0 and 1 having the same
16483 2005-03-03 Alan Modra <amodra@bigpond.net.au>
16486 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
16487 -mcpu to override any other explicitly given flags.
16489 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
16491 * recog.c (verify_changes, confirm_change_group): New functions,
16492 broken out of apply_change_group.
16493 (apply_change_group): Use them.
16494 * recog.h (verify_change, confirm_change_group): Declare.
16495 * rtl.h (redirect_jump_2): Declare.
16496 * jump.c (redirect_exp, invert_exp): Delete.
16497 (invert_exp_1): Take second parameter. Return value. Changed caller.
16498 (redirect_jump_2): New function, broken out of redirect_jump.
16499 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
16500 (invert_jump): Use invert_jump_1 and redirect_jump_2.
16501 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
16503 2005-03-02 Geoffrey Keating <geoffk@apple.com>
16505 * varasm.c (named_section): Use xstrdup rather than doing it by
16508 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
16510 2005-03-02 Devang Patel <dpatel@apple.com>
16512 Undo PR tree-optimization/18815 fix.
16514 2005-03-02 Devang Patel <dpatel@apple.com>
16516 PR tree-optimization/18815
16517 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16518 loops with zero exit edges.
16520 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16522 * cfg.c (connect_src, connect_dest, disconnect_src,
16523 disconnct_dest): New.
16524 (unchecked_make_edge, remove_edge, redirect_edge_succ,
16525 redirect_edge_pred): Use the new functions.
16527 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
16528 free_dominance_info only when needed.
16530 2005-03-02 David Edelsohn <edelsohn@gnu.org>
16533 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
16534 (reg_or_sub_cint64_operand): Same.
16536 2005-03-02 Jeff Law <law@redhat.com>
16538 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
16539 CFG_ALTERED in the main DOM iteration loop.
16541 2005-03-02 Mark Mitchell <mark@codesourcery.com>
16544 * varasm.c (initializer_constant_valid_p): Allow conversions
16545 between OFFSET_TYPEs. Tidy.
16547 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
16549 * config/cris/cris.md ("return"): Remove epilogue delay list
16552 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
16554 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
16556 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
16558 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16560 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
16561 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
16562 config/m68k/m68k.c, config/mips/mips.h,
16563 config/rs6000/rs6000-protos.h, doc/contrib.texi,
16564 doc/include/gcc-common.texi: Update copyright.
16566 PR middle-end/18029 and PR middle-end/18030
16567 * expr.c (optimize_bitfield_assignment_op): Add a special case
16568 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
16570 * fold-const.c (fold_unary): New.
16571 (fold): Call fold_unary on unary expressions.
16573 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
16575 * cgraph.h (struct cgraph_edge): Add prev_caller and
16576 prev_callee fields.
16577 (cgraph_node_remove_callees): Export.
16578 * cgraph.c (cgraph_create_edge): Initialize prev_caller
16580 (cgraph_edge_remove_callee): New function.
16581 (cgraph_edge_remove_caller): Likewise.
16582 (cgraph_remove_edge): Use.
16583 (cgraph_redirect_edge_callee): Likewise.
16584 (cgraph_node_remove_callees): New function.
16585 (cgraph_node_remove_callers): Likewise.
16586 (cgraph_remove_node): Use.
16587 * tree-optimize.c (tree_rest_of_compilation): Use
16588 cgraph_node_remove_callees instead of manual loop.
16589 * cgraphunit.c (cgraph_finalize_function): Likewise.
16590 (cgraph_expand_function): Likewise.
16591 (cgraph_remove_unreachable_nodes): Likewise.
16593 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
16596 * c-tree.h (undeclared_variable, build_external_ref): Add extra
16598 * c-decl.c (undeclared_variable): Take location as argument.
16599 * c-typeck.c (build_external_ref): Likewise.
16600 * c-parser.c (c_parser_postfix_expression): Pass location of
16601 identifier to build_external_ref.
16603 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16605 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
16606 CCEQ mode for branch_positive_comparison_operator test.
16607 * config/rs6000/predicates (branch_comparison_operator): Revert to
16609 (scc_comparison_operator): Same.
16610 (branch_positive_comparison_operator): Same.
16612 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
16614 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
16615 (cris_delay_slots_for_epilogue): Remove.
16616 (save_last): Move into cris_target_asm_function_epilogue.
16617 (cris_target_asm_function_epilogue): Remove tests for file being
16619 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
16620 (cris_delay_slots_for_epilogue): Remove prototypes.
16621 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
16622 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
16624 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16626 * config/rs6000/predicates.md (branch_comparison_operator): Change
16627 to define_special_predicate.
16628 (scc_comparison_operator): Same.
16629 (branch_positive_comparison_operator): Same.
16631 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
16633 * Makefile.in (tree-ssa-sink.o): New.
16634 (OBJS-common): Add tree-ssa-sink.o.
16635 * common.opt: Add -ftree-sink
16636 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
16637 * timevar.def (TV_TREE_SINK): new timevar.
16638 * tree-flow.h (is_hidden_global_store): Prototype.
16639 * tree-optimize.c (init_tree_optimization_passes): Add
16641 * tree-pass.h (pass_sink_code): New.
16642 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
16643 for non-obvious global store store to is_hidden_global_store, and
16644 call that new function.
16645 * tree-ssa-sink.c: New file.
16646 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
16647 * doc/passes.texi: Document forward store motion.
16648 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
16649 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
16650 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
16651 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
16653 2005-03-01 Per Bothner <per@bothner.com>
16655 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
16656 and we have a non-zero column-number, add it to the message.
16657 Also factor out the diagnostic_kind_text.
16659 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16661 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
16662 flow_loop_pre_header_scan, flow_loop_pre_header_find,
16663 flow_loop_scan): Removed.
16664 (flow_loop_dump): Do not dump removed fields.
16665 (flow_loop_free): Do not free removed fields.
16666 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
16667 (loop_exit_edge_p): New function.
16668 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
16669 num_pre_header_edges, entry_edges, num_entries, exit_edges,
16670 num_exits, exits_doms.
16671 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
16672 LOOP_EDGES, LOOP_ALL): Removed.
16673 (flow_loop_scan): Declaration removed.
16674 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
16675 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
16677 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
16678 (if_convert): Call flow_loops_find and flow_loops_free
16679 when calling mark_loop_exit_edges.
16680 * cfgloopanal.c (mark_loop_exit_edges): Moved from
16681 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
16682 free_dominance_info calls.
16683 * loop-init.c (flow_loops_find): Ditto.
16684 * passes.c (rest_of_handle_branch_prob): Ditto.
16685 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
16686 * loop-unroll.c (analyze_insns_in_loop): Do not use
16688 * predict.c (predict_loops): Do not call flow_loop_scan.
16689 Use get_loop_exit_edges.
16690 (tree_estimate_probability): Do not pass flags to flow_loops_find.
16691 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
16692 Do not use EDGE_LOOP_EXIT.
16693 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
16694 to bb_with_exit_edge_p.
16695 (if_convertible_loop_p): Do not call flow_loop_scan. Use
16696 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
16697 to bb_with_exit_edge_p.
16698 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
16700 * tree-loop-linear.c (linear_transform_loops): Do not call
16701 flow_loop_scan. Use loop->single_exit.
16702 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
16703 (vect_analyze_loop_form): Do not call flow_loop_scan.
16704 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
16706 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
16708 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
16709 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16710 slpeel_tree_duplicate_loop_to_edge_cfg,
16711 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
16712 Use loop_preheader_edge and loop->single_exit. Do not call
16715 2005-03-01 Nick Clifton <nickc@redhat.com>
16717 * config/arm/arm.c (thumb_find_work_register): Check all of the
16718 argument registers to see if they are free, and a couple of
16719 special cases where the last argument register but can be proved
16720 to be available during the function's prologue.
16721 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
16722 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
16723 thumb_unexpanded_epilogue): Use unsigned long as the type for the
16725 (thumb_compute_save_reg_mask): Likewise. Also use
16726 thumb_find_work_register() to ensure that there is agreement about
16727 which work register is going to be used in the prologue.
16728 (thumb_output_function_prologue): Use unsigned long as the type
16729 for the register bit-mask. Also delay pushing the link register if
16730 other high registers are going to be pushed.
16731 (thumb_compute_save_reg_mask, emit_multi_reg_push,
16732 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
16733 redundant prototypes.
16735 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
16738 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
16739 and after reload in REG+REG indexed addresses without REG_POINTER
16740 set in the base and not set in the index.
16742 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
16744 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
16745 Don't undefine here.
16746 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
16747 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
16748 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16749 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
16750 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
16752 * config.gcc (sh*-*-linux*): Use config/linux.h.
16754 2005-02-28 Dale Johannesen <dalej@apple.com>
16755 Stan Shebs <shebs@apple.com>
16757 Rewrite of 64-bit Darwin structure-by-value pass/return.
16758 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
16759 intoffset, use_stack, named.
16760 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
16761 (rs6000_darwin64_record_arg_advance_flush): New.
16762 (rs6000_darwin64_record_arg_advance_recurse): New.
16763 (rs6000_darwin64_record_arg_flush): New.
16764 (rs6000_darwin64_record_arg_recurse): New.
16765 (rs6000_darwin64_record_arg): New.
16766 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
16767 (function_arg_boundary): Handle 128-bit aligned structs.
16768 (function_arg_advance): Rewrite darwin64 struct handling.
16769 (function_arg): Call rs6000_darwin64_record_arg.
16770 (function_arg_partial_nregs): Handle darwin64 structs.
16771 (rs6000_darwin64_function_value): Remove.
16772 (rs6000_function_value): Call rs6000_darwin64_record_arg.
16774 2005-02-28 Roger Sayle <roger@eyesopen.com>
16776 PR tree-optimization/20216
16777 * tree-chrec.c (tree_fold_factorial): Delete.
16778 (tree_fold_binomial): Change argument list to take a return type
16779 and change the type of K to unsigned int. Rewrite to avoid explicit
16780 evaluation of factorials, and (recursively) calling fold to perform
16781 compile-time arithmetic. Return NULL on (internal) overflow.
16782 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16783 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16784 if any intermediate calculation overflows.
16785 (chrec_apply): Update call to chrec_evaluate.
16787 2005-02-28 James E Wilson <wilson@specifixinc.com>
16789 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16791 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16794 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16795 instead of NULL_TREE on error.
16797 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16799 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16800 (EASY_VECTOR_15_ADD_SELF): Remove.
16801 (num_insns_constant_wide): Not static.
16802 (validate_condition_mode): Not static.
16803 (toc_relative_expr_p): Not static.
16804 (legitimate_indirect_address_p): Not static.
16805 (macho_lo_sum_memory_operand): Not static.
16806 (invalid_e500_subreg): Not static.
16807 (easy_vector_same): Not static.
16808 (easy_vector_splat_const): Not static.
16809 (RS6000_SYMBOL_REF_TLS_P): Remove.
16810 (any_operand): Delete.
16811 (any_parallel_operand): Delete.
16812 (count_register_operand): Delete.
16813 (altivec_register_operand): Delete.
16814 (xer_operand): Delete.
16815 (s8bit_cint_operand): Delete.
16816 (short_cint_operand): Delete.
16817 (u_short_cint_operand): Delete.
16818 (non_short_cint_operand): Delete.
16819 (exact_log2_cint_operand): Delete.
16820 (gpc_reg_operand): Delete.
16821 (cc_reg_operand): Delete.
16822 (cc_reg_not_cr0_operand): Delete.
16823 (reg_or_short_operand): Delete.
16824 (reg_or_neg_short_operand): Delete.
16825 (reg_or_aligned_short_operand): Delete.
16826 (reg_or_u_short_operand): Delete.
16827 (reg_or_cint_operand): Delete.
16828 (reg_or_arith_cint_operand): Delete.
16829 (reg_or_add_cint64_operand): Delete.
16830 (reg_or_sub_cint64_operand): Delete.
16831 (reg_or_logical_cint_operand): Delete.
16832 (got_operand): Delete.
16833 (got_no_const_operand): Delete.
16834 (easy_fp_constant): Delete.
16835 (easy_vector_constant): Delete.
16836 (easy_vector_constant_add_self): Delete.
16837 (zero_constant): Delete.
16838 (zero_fp_constant): Delete.
16839 (volatile_mem_operand): Delete.
16840 (offsettable_mem_operand): Delete.
16841 (mem_or_easy_const_operand): Delete.
16842 (add_operand): Delete.
16843 (non_add_cint_operand): Delete.
16844 (logical_operand): Delete.
16845 (non_logical_cint_operand): Delete.
16846 (mask_operand): Delete.
16847 (mask_operand_wrap): Delete.
16848 (mask64_operand): Delete.
16849 (mask64_2_operand): Delete.
16850 (and64_operand): Delete.
16851 (and64_2_operand): Delete.
16852 (and_operand): Delete.
16853 (reg_or_mem_operand): Delete.
16854 (lwa_operand): Delete.
16855 (symbol_ref_operand): Delete.
16856 (call_operand): Delete.
16857 (current_file_function_operand): Delete.
16858 (input_operand): Delete.
16859 (rs6000_nonimmediate_operand): Delete.
16860 (rs6000_tls_symbol_ref): Delete.
16861 (save_world_operation): Delete.
16862 (restore_world_operation): Delete.
16863 (load_multiple_operation): Delete.
16864 (store_multiple_operation): Delete.
16865 (vrsave_operation): Delete.
16866 (mfcr_operation): Delete.
16867 (mtcrf_operation): Delete.
16868 (lmw_operation): Delete.
16869 (stmw_operation): Delete.
16870 (branch_comparison_operator): Delete.
16871 (branch_positive_comparison_operator): Delete.
16872 (scc_comparison_operator): Delete.
16873 (trap_comparison_operator): Delete.
16874 (boolean_operator): Delete.
16875 (boolean_or_operator): Delete.
16876 (min_max_operator): Delete.
16877 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16878 (EASY_VECTOR_15): Moved to here.
16879 (EASY_VECTOR_15_ADD_SELF): Move to here.
16880 (PREDICATE_CODES): Delete.
16881 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16882 Declare functions no longer static.
16883 * config/rs6000/predicates.md: New.
16884 * config/rs6000/rs6000.md: Include predicates.md
16886 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16888 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16889 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16891 * cfgrtl.c (need_fake_edge_p): Likewise.
16892 * combine.c (distribute_notes): Likewise.
16893 * emit-rtl.c (try_split): Likewise.
16894 * recog.c (peephole2_opimize): Likewise.
16895 * reg-notes.def (ALWAYS_RETURN): Remove.
16896 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16897 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16898 * tree.h (ECF_ALWAYS_RETURN): Remove.
16900 2005-02-28 Roger Sayle <roger@eyesopen.com>
16902 PR middle-end/19874
16903 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16904 between different machine modes is never a "useless" conversion.
16906 2005-02-28 Geert Bosch <bosch@gnat.com>
16909 * doc/contrib.texi: List contributors for Ada front end
16911 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16913 * simplify-rtx.c (simplify_unary_operation_1,
16914 simplify_const_unary_operation): New, extracted from...
16915 (simplify_unary_operation): ... this one.
16916 (simplify_binary_operation_1,
16917 simplify_const_binary_operation): New, extracted from...
16918 (simplify_binary_operation): ... this one.
16919 * rtl.h (simplify_const_unary_operation,
16920 simplify_const_binary_operation): Add prototypes.
16922 2005-02-28 Julian Brown <julian@codesourcery.com>
16924 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16925 building libjava and caused PR regression/20228.
16927 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16930 * Makefile.in (host_subdir): New.
16931 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16932 * configure: Regenerate.
16934 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16936 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16937 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16938 installation directory first.
16940 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16943 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16944 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16945 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16946 * config/cris/cris.md: Tweak comments referring to Q.
16947 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16948 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16949 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16950 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16951 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16952 Insert spaces in constraints to align alternatives vertically for
16954 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16957 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16959 PR rtl-optimization/17728
16960 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16961 operand 0 from general_operand to move_dest_operand.
16963 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16965 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16966 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16967 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16968 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16970 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16972 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16973 * configure: Regenerate.
16974 * libada-mk.in: Remove CC; rename
16975 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16977 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16980 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16981 for the lhs, also walk over the tree. Likewise for rhs.
16983 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16985 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16986 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16987 Do not propagate value of iv before increment over the increment.
16989 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16991 * c-parser.c: New file.
16992 * c-parse.in: Remove.
16993 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16995 (c-parser.o): Add dependencies.
16996 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16997 maintainer-clean, TAGS): Update.
16998 * c-config-lang.in (gtfiles): Update.
16999 * gengtype-lex.l: Don't handle "@@".
17000 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
17001 objc_build_synchronized, objc_begin_try_stmt,
17002 objc_begin_catch_clause, objc_finish_catch_clause,
17003 objc_build_finally_clause, objc_finish_try_stmt): New.
17004 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
17006 (c_parse_init): Update comment.
17007 * c-decl.c (c_init_decl_processing): Update comment.
17008 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
17009 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
17010 new c_declspecs members.
17012 2005-02-25 Julian Brown <julian@codesourcery.com>
17014 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
17015 from being used for symbols with vague linkage when
17016 HAVE_GAS_COMDAT_GROUP is true.
17018 2005-02-25 Mark Mitchell <mark@codesourcery.com>
17020 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
17022 2005-02-25 Steve Ellcey <sje@cup.hp.com>
17025 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
17026 (LIBGCC2_HAS_DF_MODE): New.
17027 (LIBGCC2_HAS_XF_MODE): New.
17028 (LIBGCC2_HAS_TF_MODE): New.
17029 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
17030 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
17031 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
17032 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
17033 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
17034 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
17035 and add _fixtfdi, _fixunstfdi, _floatditf
17036 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
17037 L_fixunstfdi, L_floatditf.
17038 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
17039 (LIBGCC2_HAS_TF_MODE): Define.
17041 2005-02-25 Diego Novillo <dnovillo@redhat.com>
17043 PR tree-optimization/20204
17044 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
17045 REWRITE_THIS_STMT markers on PHI nodes.
17046 (rewrite_initialize_block): Likewise.
17048 2005-02-25 Mark Mitchell <mark@codesourcery.com>
17050 * version.c (version_string): Update to 4.1.
17052 2005-02-25 Paolo Carlini <pcarlini@suse.de>
17054 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
17055 Clarify that the alternative way doesn't work in GNU C++.
17057 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17059 PR tree-optimization/19937
17060 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
17061 to the type of the induction variable.
17063 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
17065 PR rtl-optimization/20117
17066 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
17067 the block including noncopyable insn.
17069 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
17071 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
17072 calls to find_reg_note.
17074 2005-02-24 Richard Henderson <rth@redhat.com>
17077 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
17080 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
17082 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
17083 vector types if to use base reg for misaligned non-word ld/std.
17085 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17088 * config/cris/cris.c (cris_target_asm_function_prologue): Create
17089 dwarf2 label manually and put it after, not before the prologue.
17091 2005-02-24 David Edelsohn <edelsohn@gnu.org>
17094 * reload.c (operands_match_p): Only increment register number for
17095 SCALAR_INT_MODE_P modes in multiple hard registers.
17097 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
17100 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17102 * ChangeLog.5: Fix log message typo(s).
17103 * ChangeLog.7: Likewise.
17104 * ChangeLog.tree-ssa: Likewise.
17105 * cfgexpand.c: Fix comment typo(s).
17106 * conflict.c: Likewise.
17107 * defaults.h: Likewise.
17108 * dwarf2out.c: Likewise.
17109 * gcse.c: Likewise.
17110 * ggc-page.c: Likewise.
17111 * tree-eh.c: Likewise.
17112 * tree-ssa-dom.c: Likewise.
17114 2005-02-24 Jakub Jelinek <jakub@redhat.com>
17117 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
17118 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
17119 if SHARED is defined.
17122 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
17123 allow splitting only if operands 0 and 3 don't overlap.
17125 2005-02-24 Richard Henderson <rth@redhat.com>
17127 PR middle-end/19953
17128 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
17129 (fold_builtin_1): Call them.
17130 * fold-const.c (fold_complex_mult_parts): Split out from ...
17131 (fold_complex_mult): ... here. Fix typo in both imaginary case.
17132 (fold_complex_div_parts, fold_complex_div): New.
17134 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
17136 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17138 * tree-ssa-ccp.c (visit_assignment): Verify that result of
17139 VIEW_CONVERT_EXPR is_gimple_min_invariant.
17141 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
17142 (print_node): Likewise.
17143 Print TYPE_SIZES_GIMPLIFIED.
17145 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17147 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
17148 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
17149 operands as commutative in constraints.
17151 2005-02-24 Diego Novillo <dnovillo@redhat.com>
17153 * tree-into-ssa.c: Re-organize internal functions.
17155 2005-02-24 Richard Henderson <rth@redhat.com>
17157 PR middle-end/18902
17158 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
17160 * common.opt (fcx-limited-range): New.
17161 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
17162 * toplev.c (flag_complex_method): Initialize to 1.
17163 (process_options): Set flag_complex_method to 0 if
17164 flag_cx_limited_range.
17165 * doc/invoke.texi (-fcx-limited-range): New.
17167 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
17169 * cse.c (delete_trivially_dead_insns): Speed up by using
17170 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
17173 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
17175 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
17176 functions when -mid-shared-library is being used.
17178 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
17180 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
17181 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
17182 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
17183 * system.h: Poison LINK_LIBGCC_SPECIAL.
17185 2005-02-23 James E Wilson <wilson@specifixinc.com>
17187 * gengtype.c (note_insn_name): Make 1 element larger.
17189 2005-02-23 Roger Sayle <roger@eyesopen.com>
17192 PR rtl-optimization/20097
17193 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17194 BImode SUBREGs of SImode registers which confuse the ia64 backend.
17196 2005-02-23 David Edelsohn <edelsohn@gnu.org>
17198 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
17199 * t-aix52 (SHLIB_INSTALL): Same.
17201 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
17203 * genpreds.c: Update copyright.
17205 2005-02-23 Michael Beach <michaelb@ieee.org>
17208 * config/sparc/t-elf (startup files): Assemble with CPP.
17210 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
17212 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
17213 (write_predicate_expr): Likewise.
17215 2005-02-22 Diego Novillo <dnovillo@redhat.com>
17217 PR tree-optimization/20100
17218 PR tree-optimization/20115
17219 * tree-optimize.c (init_tree_optimization_passes): Remove
17220 pass_maybe_create_global_var.
17221 * tree-pass.h (pass_maybe_create_global_var): Remove.
17222 * tree-ssa-alias.c (aliases_computed_p): Declare.
17223 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
17224 (count_calls_and_maybe_create_global_var): Remove.
17225 (pass_maybe_create_global_var): Remove.
17226 (init_alias_info): Do not declare aliases_computed_p.
17227 (maybe_create_global_var): If the function contains no
17228 call-clobbered variables and a mix of pure/const and regular
17229 function calls, create .GLOBAL_VAR.
17230 Mark all call-clobbered variables for renaming.
17231 (merge_pointed_to_info): Update comment.
17232 (add_pointed_to_var): Likewise.
17233 (is_escape_site): Likewise.
17234 Accept struct alias_info * instead of size_t *.
17236 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
17238 * tree-ssa-operands.c (get_call_expr_operands): If
17239 ALIASES_COMPUTED_P is false, do not add call-clobbering
17241 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
17242 (delete_tree_ssa): Likewise.
17244 2005-02-22 James E Wilson <wilson@specifixinc.com>
17246 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
17247 (do_compile): Do call it here.
17249 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
17251 PR rtl-optimization/20017.
17252 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
17253 rest_of_handle_cse2, rest_of_handle_gcse): Call
17254 delete_dead_jumptables immediately before calling cleanup_cfg.
17256 2005-02-22 Devang Patel <dpatel@apple.com>
17259 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
17262 2005-02-22 David Edelsohn <edelsohn@gnu.org>
17264 * config/rs6000/aix.h (WINT_TYPE): Define.
17266 2005-02-22 Stan Shebs <shebs@apple.com>
17268 * config/rs6000/rs6000.c (rs6000_override_options): Default to
17269 natural alignment for 64-bit Darwin.
17270 (rs6000_parse_alignment_option): Warn about uses of -malign-power
17272 * doc/invoke.texi: Document this.
17274 2005-02-22 DJ Delorie <dj@redhat.com>
17276 * c-common.c (c_common_type_for_mode): Pass the mode's precision
17277 to make_[un]signed_type, not the mode itself.
17279 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
17281 * cfg.c (cached_make_edge): Call make_edge if edge cache is
17282 not available. Use tail calls wherever possible.
17283 (make_edge): Call unchecked_make_edge to create an edge.
17285 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
17286 (coalesce_ssa_name): Don't check for
17287 SSANORM_USE_COALESCE_LIST.
17288 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
17290 2005-02-22 Diego Novillo <dnovillo@redhat.com>
17292 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
17293 (rewrite_into_ssa): ... here.
17295 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
17297 PR tree-optimization/19786
17298 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
17299 tag to another's may-alias bitmap when adding to the other's list.
17301 2005-02-21 DJ Delorie <dj@redhat.com>
17303 * tree-ssa-loop-ivopts.c (computation_cost): Start register
17304 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
17305 registers in unsupported ways.
17306 * expmed.c (init_expmed): Likewise.
17308 2005-02-21 Stan Cox <scox@redhat.com>
17310 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
17312 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
17314 * tree-cfg.c (fold_cond_expr_cond): New.
17315 (make_edges): Call fold_cond_expr_cond.
17316 (find_taken_edge): Accept nothing but INTEGER_CST.
17317 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
17319 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
17321 * flow.c (delete_dead_jumptables): Speed up by scanning insns
17322 that do not belong to any basic block.
17324 2005-02-21 Jeff Law <law@redhat.com>
17326 * cfganal.c (find_unreachable_blocks): Manually CSE load of
17329 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
17331 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
17332 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
17333 Adjust their definitions.
17334 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
17335 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
17337 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
17338 genautomata.c, langhooks.c, langhooks.h, system.h,
17339 config/arm/lib1funcs.asm: Update copyright.
17341 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17343 * dbxout.c (dbxout_function_end): Emit Lscope label always.
17345 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
17348 * doc/install.texi: Document --with-gc.
17350 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
17352 * simplify-rtx.c (simplify_unary_operation): Add a missing
17355 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17357 PR tree-optimization/18663
17358 * tree-ssa-dom.c (extract_range_from_cond): Return 0
17359 if the type has variable bounds.
17361 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
17363 * gcse.c: Remove an obsolete comment.
17365 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
17367 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
17369 * doc/extend.texi (Function Attributes) <Attribute const>: The
17370 attribute "pure" is below this text, not above.
17372 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17374 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
17375 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
17376 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
17378 2005-02-20 Zack Weinberg <zack@codesourcery.com>
17381 * langhooks.h (struct lang_hooks): Add to_target_charset.
17382 * langhooks.c (lhd_to_target_charset): New function.
17383 * langhooks-def.h: Declare lhd_to_target_charset.
17384 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
17385 (LANG_HOOKS_INITIALIZER): Update.
17386 * c-common.c (c_common_to_target_charset): New function.
17387 * c-common.h: Declare it.
17388 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
17389 c_common_to_target_charset.
17391 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
17392 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
17393 Delete definitions.
17394 * system.h: Poison them.
17395 * doc/tm.texi: Don't discuss them.
17396 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
17397 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
17398 (pp_c_char): Do not attempt to generate letter escapes for
17400 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
17401 * config/mips/mips.c (mips_output_ascii): Likewise.
17403 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
17405 PR tree-optimization/19951
17406 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
17409 2005-02-19 Steven Bosscher <stevenb@suse.de>
17411 PR middle-end/19698
17412 * function.h (struct function): New field `max_loop_depth'.
17413 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
17414 (flow_loops_find): Reset the max loop depth count before finding loops.
17415 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
17416 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
17417 (calculate_global_regs_live): Make sure the loop will terminate
17418 when the initial sets are not empty.
17420 2005-02-19 Zack Weinberg <zack@codesourcery.com>
17422 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
17424 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
17426 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
17429 * doc/invoke.texi: Remove documentation of %M spec.
17431 (init_spec): Remove %M suffix from -lgcc_s.
17432 (do_spec_1): Remove 'M' case.
17433 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
17434 to put shared libraries in the multilib directory. Remove the
17435 shlib_so_soname substitution variable. Don't add a multilib encoding
17436 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
17437 reported by -print-multi-os-directory. Pass @multilib_dir@ to
17438 SHLIB_INSTALL as well as SHLIB_LINK.
17439 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
17440 (SHLIB_NAME): Delete.
17441 (SHLIB_DIR): New macro.
17442 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
17443 (SHLIB_INSTALL): Adjust accordingly.
17444 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
17445 * config/t-slibgcc-sld: Likewise.
17446 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
17447 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
17448 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
17450 (SHLIBUNWIND_INSTALL): Adjust accordingly.
17451 * config/i386/t-nwld (SHLIB_SONAME): Delete.
17452 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
17453 Use @shlib_base_name@ instead of @shlib_so_name@.
17454 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
17455 and @shlib_base_name@.so in @multilib_dir@.
17456 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
17457 to the install path.
17458 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
17459 (SHLIB_LINK): Remove previous workaround.
17460 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
17461 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
17462 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
17464 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
17465 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
17466 (SHLIB_INSTALL): Adjust accordingly.
17467 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
17468 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
17469 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
17470 config/t-slibgcc-elf-ver.
17472 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
17473 Jakub Jelinek <jakub@redhat.com>
17475 PR tree-optimization/19828
17476 * tree-ssa-loop-im.c: Add a TODO comment.
17477 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
17478 without side-effects.
17480 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17482 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
17485 2005-02-18 James E. Wilson <wilson@specifixinc.com>
17487 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
17488 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
17489 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
17491 (ia64_reorg): Delete fixup_errata call.
17492 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
17493 (TARGET_SWITCHES): Delete -mb-step entry.
17495 2005-02-19 Jakub Jelinek <jakub@redhat.com>
17498 * c-typeck.c (composite_type): Handle quals in transparent unions.
17499 (type_lists_compatible_p): Likewise.
17501 2005-02-18 Stan Shebs <shebs@apple.com>
17503 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
17504 expressions in the .literal8 section.
17506 2005-02-18 Geoffrey Keating <geoffk@apple.com>
17508 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
17510 2005-02-18 Roger Sayle <roger@eyesopen.com>
17512 * fold-const.c (constant_boolean_node): Always create values of the
17513 specified type, don't bother calling truthvalue_conversion.
17515 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17517 * except.c (output_function_exception_table): Call
17518 assemble_external_libcall (eh_personality_libfunc).
17520 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17523 * config/ia64/ia64.h (struct machine_function): Add state_num.
17524 * config/ia64/ia64.c (process_epilogue,
17525 process_for_unwind_directive): Use new unwind state numbers each
17526 time rather than state 1.
17528 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
17531 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
17532 before the "*llgt_didi" pattern.
17534 2005-02-18 Jason Merrill <jason@redhat.com>
17536 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
17538 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
17540 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
17541 (div0): Use it in place of ARM_FUNC_ALIAS.
17542 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
17544 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
17546 PR middle-end/20030
17547 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
17548 access, the lower bound of the array type if it exists.
17550 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
17553 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
17554 cases that are out-of-range for the index type.
17556 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17558 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
17559 (estimate_case_costs): Don't call convert.
17560 * expmed.c (expand_shift): Likewise.
17561 (make_tree): Call fold_convert instead of convert.
17563 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17566 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
17567 that ref to be marked MEM_READONLY_P doesn't have base that needs
17570 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17572 * genautomata.c (output_get_cpu_unit_code_func,
17573 output_cpu_unit_reservation_p): Don't generate old-style function
17576 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17579 PR tree-optimization/20009
17580 * convert.c (convert_to_integer): Revert 2005-02-16 change.
17582 PR tree-optimization/18947
17583 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
17584 inline, remove all nodes that are inlined into the extern inline
17587 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17589 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
17590 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
17591 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
17592 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
17595 2005-02-17 Roger Sayle <roger@eyesopen.com>
17597 PR tree-optimization/19917
17598 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
17599 to be potentially trapping.
17601 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17603 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
17605 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
17607 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
17608 tem becomes a local variable which is set to the value of the
17609 back end defined INITIAL_FRAME_ADDRESS macro.
17610 (expand_builtin_frame_address): Omit the base parameter to
17611 expand_builtin_return_addr.
17612 (expand_builtin_profile_func): Likewise.
17613 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
17614 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
17615 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
17617 2005-02-17 Jakub Jelinek <jakub@redhat.com>
17619 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
17620 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
17621 * config/frv/frv.c (frv_function_epilogue): Likewise.
17623 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
17625 * lambda-code (perfect_nestify): Remove mark/unmark
17626 for rewriting hack.
17627 * tree-loop-linear.c (linear_transform_loops): Add
17628 rewrite_into_ssa call so that ssa is correct for
17629 rewriting into loop closed.
17631 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
17633 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
17634 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
17636 * bt-load.c (btr_def_live_range, combine_btr_defs,
17637 migrate_btr_def, migrate_btr_defs): Likewise.
17638 * cfgcleanup.c (thread_jump): Likewise.
17639 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
17640 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
17641 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
17642 df_rd_local_compute, df_reg_info_compute): Likewise.
17643 * dominance.c (init_dom_info, free_dom_info): Likewise.
17644 * flow.c (init_propagate_block_info,
17645 free_propagate_block_info): Likewise.
17646 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
17647 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
17648 modify_reg_pav): Likewise.
17649 * loop-invariant.c (find_defs, find_invariant_insn,
17650 find_invariants, free_inv_motion_data): Likewise.
17651 * predict.c (tree_predict_by_opcode,
17652 estimate_bb_frequencies): Likewise.
17653 * stmt.c (expand_case): Likewise.
17654 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
17655 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
17656 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
17657 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
17658 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
17659 rewrite_ssa_into_ssa): Likewise.
17660 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17661 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
17662 analyze_edges_for_bb, perform_edge_inserts): Likewise.
17663 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
17664 * tree-sra.c (tree_sra): Likewise.
17665 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
17666 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17667 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
17668 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17669 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
17670 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
17672 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
17673 calculate_live_on_entry, calculate_live_on_exit,
17674 build_tree_conflict_graph): Likewise.
17675 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
17676 record_important_candidates, set_use_iv_cost, find_depends,
17677 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
17678 tree_ssa_iv_optimize_finalize): Likewise.
17679 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
17680 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
17681 tree_duplicate_loop_to_header_edge): Likewise.
17682 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
17683 * tree-ssa.c (verify_flow_insensitive_alias_info,
17684 verify_name_tags, verify_ssa, init_tree_ssa,
17685 delete_tree_ssa): Likewise.
17686 * tree-ssanames.c (marked_ssa_names, init_ssanames,
17687 fini_ssanames): Likewise.
17688 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
17690 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
17692 * config/rs6000/t-rtems: Completely reworked.
17694 2005-02-17 Ira Rosen <irar@il.ibm.com>
17696 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
17698 2005-02-17 Ira Rosen <irar@il.ibm.com>
17700 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
17701 POINTER_TYPE_P when checking that type is a pointer.
17702 (vect_get_memtag): Remove.
17703 (vect_address_analysis): Use POINTER_TYPE_P. Call
17704 vect_object_analysis with dummy parameter for memtag.
17705 (vect_object_analysis): Extract memtag (functionality that
17706 used to be in vect_get_memtag and moved here). Fix printings.
17707 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
17708 with correct parameters. Remove call to vect_get_memtag.
17710 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
17712 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
17713 (tree-vectorizer.o): Added missing dependencies.
17715 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
17717 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
17718 declaration in tree-vectorizer.c, now has an extern declaration in
17719 tree-vectorizer.h).
17720 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17721 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17722 get_vectype_for_scalar_type, vect_is_simple_use,
17723 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17724 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
17725 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
17726 vectorizable_store, vectorizable_operation, vectorizable_assignment,
17727 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
17728 find_loop_location): Likewise.
17730 * tree-vectorizer.c (langhooks.h): #include removed.
17731 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
17732 moved to tree-vectorized.h.
17733 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17734 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17735 get_vectype_for_scalar_type, vect_is_simple_use,
17736 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17737 vect_supportable_dr_alignment, new_loop_vec_info,
17738 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
17739 vect_set_verbosity_level, find_loop_location): Likewise.
17741 (vect_analyze_loop): Function externalized. Declaration moved to
17742 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
17743 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
17744 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
17745 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
17746 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
17747 vect_enhance_data_refs_alignment, vect_analyze_operations,
17748 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
17749 vect_stmt_relevant_p, vect_get_loop_niters,
17750 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
17751 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
17752 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
17753 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
17754 vect_get_memtag): Likewise.
17756 (vectorizable_load): Function externalized. Declaration moved to
17757 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
17758 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
17759 vect_transform_loop): Likewise.
17760 (vect_transform_stmt): Moved to tree-vect-transform.c.
17761 (vect_align_data_ref, vect_create_destination_var,
17762 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
17763 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
17764 vect_get_vec_def_for_operand, vect_init_vector,
17765 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
17766 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
17767 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
17768 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
17769 vect_do_peeling_for_loop_bound): Likewise.
17771 * tree-vect-analyze.c: New file.
17772 * tree-vect-transform.c: New file.
17774 2005-02-17 Jason Merrill <jason@redhat.com>
17776 PR mudflap/19319, c++/19317
17777 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17780 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17782 * doc/install.texi (Specific): Update link for Darwin-specific
17785 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17787 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17788 constant_boolean_node.
17790 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17793 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17794 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17796 2005-02-16 Richard Henderson <rth@redhat.com>
17799 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17801 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17802 replace uses with Wtype_MAXp1_F.
17803 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17804 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17805 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17806 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17807 and HAVE_TFMODE as appropriate.
17808 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17809 (__floatdisf): Likewise.
17810 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17811 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17812 (Wtype_MAXp1_F): New.
17813 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17814 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17816 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17819 * arm.c (arm_apply_result_size): New function.
17820 * arm.h (APPLY_RESULT_SIZE): Define.
17821 * arm-protos.h (arm_apply_result_size): Add prototype.
17822 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17823 (movxf): New expand.
17824 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17825 (call_value_symbol): Remove predicate for operand 0.
17826 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17827 (untyped_call): Rework to correclty return values for any type.
17828 (untyped_return): New expand.
17829 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17831 2005-02-16 Stan Shebs <shebs@apple.com>
17833 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17834 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17836 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17838 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17839 configure settings on Solaris 7 and later.
17841 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17843 PR tree-optimization/19865
17844 * tree-optimize.c (init_tree_optimization_passes): Run
17845 pass_may_alias after pass_sra.
17847 2005-02-16 Richard Henderson <rth@redhat.com>
17848 Stuart Hastings <stuart@apple.com>
17851 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17852 Do nothing if debug info suppressed for this function.
17853 (dbxout_begin_function): Early exit if debug info suppressed for
17856 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17859 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17861 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17863 PR tree-optimization/19967
17864 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17865 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17866 argument TYPE. Adjust calls to fold_builtin_XXX.
17867 (expand_builtin, fold_builtin_1): Adjust calls to
17868 expand_builtin_XXX.
17869 (fold_builtin_strchr, fold_builtin_strpbrk,
17870 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17871 result to a requested type TYPE.
17873 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17875 PR middle-end/19857
17876 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17877 (T)x & (T)cst if (T)cst overflows.
17878 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17879 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17881 2005-02-15 Jeff Law <law@redhat.com>
17883 * gcse.c (blocks_with_calls): New bitmap.
17884 (alloc_gcse_mem): Allocate it.
17885 (free_gcse_mem): Free it.
17886 (clear_modifY_mem_tables): Clear it.
17887 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17888 when we encounter CALL_INSNs.
17889 (compute_transp, case MEM): Handle blocks with calls separate
17890 from blocks without calls. Use bitmap iterators rather than
17893 2005-02-15 Peter O'Gorman <peter@pogma.com>
17896 * mklibgcc.in (vis_hide): Use a temporary object file, not
17899 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17902 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17903 access optimization.
17905 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17906 Alan Modra <amodra@bigpond.net.au>
17909 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17910 (_xlqsub): Rename to __gcc_qsub.
17911 (_xlqmul): Rename to __gcc_qmul.
17912 (_xlqdiv): Rename to __gcc_qdiv.
17913 Provide versioned symbol aliases with old names.
17914 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17915 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17916 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17917 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17918 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17920 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17922 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17923 Fold ~(A - 1) and ~(A + -1) to -A.
17925 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17929 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17930 config/pa/pa-host.c:pa_gt_pch_use_address.
17932 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17934 * tree-vn.c (get_value_handle): Make sure that given an
17935 is_gimple_min_invariant expression, we always return it.
17937 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17939 * passes.c (rest_of_handle_gcse): Fix a comment.
17941 2005-02-15 Jeff Law <law@redhat.com>
17943 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17945 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17946 (canon_list_insert, record_last_mem_set_info): Similarly.
17947 (clear_modify_mem_tables): Similarly.
17949 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17951 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17952 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17953 config/mips/mips.md, config/rs6000/aix.h,
17954 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17956 2005-02-15 Richard Henderson <rth@redhat.com>
17958 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17959 call to be best_edge.
17961 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17963 * basic-block.h: Adjust the prototype for find_basic_blocks.
17964 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17965 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17968 * flow.c (recompute_reg_usage): Remove all arguments.
17969 * passes.c (rest_of_compilation): Adjust the call to
17970 recompute_reg_usage.
17971 * rtl.h: Adjust the prototype for recompute_reg_usage.
17973 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17975 * tree-dump.c (dump_files): Update to reflect new member
17977 (dump_register): Add new argument.
17979 (dump_switch_p_1): Check against glob name if doglob was passed.
17980 (dump_switch_p): Check against regular first, then glob if
17981 we didn't have any hits on the dump name.
17982 * tree-optimize.c (register_one_dump_file):
17983 Pass in glob name as well.
17984 * tree-pass.h (struct dump_file_info): Add glob
17987 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17989 PR preprocessor/16323
17990 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17992 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17995 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17996 (trunctfdf2_internal1): New.
17997 (trunctfdf2_internal2): Renamed from trunctfdf2.
17999 2005-02-14 Diego Novillo <dnovillo@redhat.com>
18001 PR tree-optimization/19853
18002 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
18004 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
18006 * passes.c (rest_of_handle_loop_optimize): Remove calls to
18007 delete_dead_jumptables and cleanup_cfg.
18009 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
18011 * reload.c (find_reloads): Swap address_reloaded flags when
18012 swapping commutative operands.
18014 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
18016 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
18017 Use standard_iv_increment_position for computing the bsi position
18019 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
18022 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
18025 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
18026 life range of hard registers.
18027 * value-prof.c (insn_prefetch_values_to_profile): Only
18030 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
18031 profile in libcalls.
18033 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
18035 * bitmap.h (bitmap_and_compl_into): Return bool.
18036 * bitmap.c (bitmap_and_compl_into): Return changed flag.
18038 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
18040 PR tree-optimization/19944
18041 * fold-const.c (fold): Re-add ABS_EXPR folding.
18043 2005-02-13 David Edelsohn <edelsohn@gnu.org>
18046 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
18047 {TARGET,MASK}_XL_COMPAT.
18048 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
18050 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
18051 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
18053 (rs6000_arg_partial_bytes): Same.
18054 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
18055 and XL compatibility enabled.
18056 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
18057 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
18058 test to final condition.
18059 (cmptf_internal2): New.
18060 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
18061 xl-compat. Add TFmode information to description.
18063 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
18065 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
18067 2005-02-13 Jason Merrill <jason@redhat.com>
18070 * fold-const.c (fold_indirect_ref_1): Split out from...
18071 (build_fold_indirect_ref): Here.
18072 (fold_indirect_ref): New fn.
18073 * tree.h: Declare it.
18074 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
18075 (gimplify_modify_expr_rhs): Likewise.
18076 (gimplify_expr): Likewise.
18078 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
18080 PR tree-optimization/14303
18081 PR tree-optimization/15784
18082 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
18083 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
18084 ABS_EXPR<x> != 0 to x != 0.
18086 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
18088 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
18089 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
18090 spelling conventions.
18092 * passes.c (rest_of_handle_gcse): Don't run cse_main and
18093 delete_trivially_dead_insns too many times.
18095 * passes.c (rest_of_handle_gcse): Remove dead assignments to
18098 2005-02-12 Ira Rosen <irar@il.ibm.com>
18100 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
18101 (vect_is_simple_iv_evolution): Remove redundant parameter
18103 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
18104 without last parameter.
18105 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
18106 Return pointer step. Call vect_is_simple_iv_evolution without
18107 last parameter. Check only that the step is multiple of size
18108 type. Remove stmt_vinfo updates.
18109 (vect_get_memtag_and_dr): Remove.
18110 (vect_get_memtag): New function.
18111 (vect_address_analysis): New function.
18112 (vect_object_analysis): New function.
18113 (vect_analyze_data_refs): Call vect_object_analysis and
18114 vect_get_memtag. Update stmt_vinfo fields.
18116 2005-02-12 Ira Rosen <irar@il.ibm.com>
18118 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
18119 exist and are objects. Remove checks for pointer.
18120 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
18121 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
18122 (vect_create_data_ref_ptr): Likewise.
18123 (vect_base_addr_differ_p): New function.
18124 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
18125 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
18126 Don't set the DR_BASE_NAME field of data-ref.
18127 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
18129 2005-02-12 Uros Bizjak <uros@kss-loka.si>
18131 * optabs.h (enum optab_index): Add new OTI_ldexp.
18132 (ldexp_optab): Define corresponding macro.
18133 * optabs.c (init_optabs): Initialize ldexp_optab.
18134 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
18136 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
18138 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
18139 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
18141 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
18142 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
18145 2005-02-12 Ira Rosen <irar@il.ibm.com>
18147 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
18149 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
18151 (vect_get_base_and_offset): Always return an address.
18152 (vect_create_addr_base_for_vector_ref): Remove treatment for
18153 different data reference types.
18154 (vect_compute_data_ref_alignment): Rename base to base_address in
18155 stmt_vec_info. Get the object in order to force its alignment.
18156 (vect_get_memtag_and_dr): Rename base to base_address in
18157 stmt_vec_info. Extract the object for memtag analysis.
18159 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
18161 PR regression/19898.
18162 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
18163 changes cc_status, use apply modified_in_p to part of cc_status
18164 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
18167 2005-02-11 Richard Henderson <rth@redhat.com>
18169 * tree-complex.c (expand_complex_libcall): New.
18170 (expand_complex_multiplication): Use it for c99 compliance.
18171 (expand_complex_division): Likewise.
18172 * fold-const.c (fold_complex_add, fold_complex_mult): New.
18174 * builtins.c (built_in_names): Remove const.
18175 * tree.c (build_common_builtin_nodes): Build complex arithmetic
18177 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
18178 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
18179 (built_in_names): Remove const.
18180 * c-common.c (c_common_type_for_mode): Handle complex modes.
18181 * flags.h, toplev.c (flag_complex_method): Rename from
18182 flag_complex_divide_method.
18183 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
18184 __mulsc3, __muldc3, __mulxc3, __multc3): New.
18185 * libgcc2.h: Declare them.
18186 * libgcc-std.ver: Export them.
18187 * mklibgcc.in (lib2funcs): Build them.
18189 2005-02-11 Steven Bosscher <stevenb@suse.de>
18191 PR tree-optimization/19876
18192 Partially revert my change from 2005-01-14
18193 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
18194 (compute_antic): ...and remove the loop here.
18196 2005-02-11 Jakub Jelinek <jakub@redhat.com>
18198 PR middle-end/19858
18199 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
18200 is number of inner's bits, avoid creating a BIT_FIELD_REF.
18202 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
18203 crtend.o if -pie. Use %{x:a;:b} spec syntax.
18205 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
18207 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
18208 offsets for the big-endian 32-bit case.
18210 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
18212 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
18214 2005-02-11 Dale Johannesen <dalej@apple.com>
18216 * cselib.c (cselib_process_insn): Clear out regs where
18217 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
18218 * reload.c (find_equiv_reg): Ditto.
18220 2005-02-11 Ian Lance Taylor <ian@airs.com>
18222 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
18225 * tree.c (build_function_type_list): Work correctly if there are
18228 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
18230 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
18231 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
18232 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
18233 TARGET_ZARCH instead of TARGET_64BIT.
18235 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
18237 * config/rs6000/t-rtems:
18238 (MULTILIB_OPTIONS): Remove mcpu=602.
18239 (MUTLILIB_DIRNAMES): Remove m602.
18240 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
18241 Let mcpu=602 match mcpu=603.
18242 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
18244 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18246 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
18247 signal trampolines.
18249 2005-02-10 David Daney <ddaney@avtrex.com>
18251 * config/alpha/linux-unwind.h: Add exception clause to copyright.
18252 * config/i386/linux-unwind.h: Likewise.
18253 * config/ia64/linux-unwind.h: Likewise.
18254 * config/mips/linux-unwind.h: Likewise.
18255 * config/pa/linux-unwind.h: Likewise.
18256 * config/rs6000/linux-unwind.h: Likewise.
18257 * config/s390/linux-unwind.h: Likewise.
18258 * config/sh/linux-unwind.h: Likewise.
18259 * config/sparc/linux-unwind.h: Likewise.
18261 2005-02-10 Steven Bosscher <stevenb@suse.de>
18263 PR tree-optimization/17549
18264 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
18265 TER to replace a DEF with its expression if the DEF and the
18266 rhs of the expression we replace into have the same root
18269 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
18271 * config/mips/mips.md: Fix the placement of the match_scratch in the
18274 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
18276 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
18279 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
18281 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
18282 (strip_offset): Handle addresses.
18283 (add_address_candidates): Use strip_offset.
18284 (difference_cost): Reflect strip_offset change.
18285 (force_var_cost, difference_cost): Strip nops.
18287 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
18289 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
18291 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
18292 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
18293 config/cris/cris-protos.h, config/cris/cris.c: Update
18296 2005-02-10 Jeff Law <law@redhat.com>
18298 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
18299 (lookup_avail_expr): Similarly.
18301 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
18303 * builtins.c (fold_builtin_powi): New function.
18304 (fold_builtin_1): Call it.
18306 2005-02-10 Steven Bosscher <stevenb@suse.de>
18308 PR documentation/19309
18309 * doc/cpp.texi: The __GNUC__ and related predefined macros
18310 are also defined for the "standalone" cpp.
18311 Some non-GCC compilers may also define __GNUC__.
18313 2005-02-10 Jakub Jelinek <jakub@redhat.com>
18316 * c-typeck.c (common_type): New routine. Old common_type renamed
18318 (c_common_type): ...this.
18319 (build_conditional_expr, build_binary_op): Use c_common_type instead
18322 2005-02-10 Steven Bosscher <stevenb@suse.de>
18324 * doc/md.texi: Replace @samp{length} with @code{length}.
18326 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18328 PR tree-optimization/18687
18329 * tree-flow.h (find_loop_niter): Declare.
18330 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
18331 Try using scev even for loops with more than one exit.
18332 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
18333 (struct ivopts_data): Added niters field.
18334 (struct nfe_cache_elt): New.
18335 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
18337 (tree_ssa_iv_optimize_init): Initialize niters cache.
18338 (determine_number_of_iterations): Removed.
18339 (find_induction_variables): Do not call determine_number_of_iterations.
18340 Access niters for single exit through niter_for_single_dom_exit.
18341 (add_iv_outer_candidates): Access niters for single exit through
18342 niter_for_single_dom_exit.
18343 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
18344 number_of_iterations_cond.
18345 (iv_period): New function.
18346 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
18347 (may_replace_final_value): Take data argument. Use
18348 niter_for_single_dom_exit.
18349 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
18350 (rewrite_use_compare): Pass data to may_eliminate_iv.
18351 (rewrite_use_outer): Pass data to may_replace_final_value.
18352 (free_loop_data): Clean up the niters cache.
18353 (tree_ssa_iv_optimize_finalize): Free the niters cache.
18354 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
18355 * tree-ssa-loop-niter.c (find_loop_niter): New function.
18356 (find_loop_niter_by_eval): Use tree_int_cst_lt.
18357 (num_ending_zeros): Moved to tree.c.
18358 * tree.h (num_ending_zeros): Declare.
18359 * tree.c (num_ending_zeros): Moved from tree.c.
18361 2005-02-09 Richard Henderson <rth@redhat.com>
18363 * builtins.c (DEF_BUILTIN): Add COND argument.
18364 * tree.h (DEF_BUILTIN): Likewise.
18365 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
18366 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
18368 (DEF_BUILTIN_STUB): New.
18369 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
18370 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
18371 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
18372 * c-common.c (DEF_BUILTIN): Add COND argument.
18373 * tree.c (local_define_builtin): New.
18374 (build_common_builtin_nodes): New.
18376 2005-02-09 Roger Sayle <roger@eyesopen.com>
18378 * fold-const.c (fold_strip_sign_ops): New function to simplify a
18379 floating point expression ignoring the sign of the result.
18380 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
18381 (fold) <MULT_EXPR>: Use it to simplify x*x.
18382 * tree.h (fold_strip_sign_ops): Prototype here.
18383 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
18384 argument. Use fold_strip_sign_ops to simplify the first argument.
18385 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
18386 first argument when the second argument is an even integer
18387 constant, but only with -funsafe_math_optimizations.
18388 (fold_builtin_1): Update call to fold_builtin_copysign.
18390 2005-02-09 Ian Lance Taylor <ian@airs.com>
18392 PR middle-end/19583
18393 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
18394 just check whether EH_FILTER_FAILURE falls through.
18396 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
18398 * gcc/haifa-sched.c (schedule_block): Make queued sched group
18399 insns return to ready list in the next turn.
18401 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
18403 PR middle-end/19402
18404 * builtins.def: New __builtin_powi[lf].
18405 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
18406 (expand_builtin_powi): New function.
18407 (expand_builtin): Dispatch to expand_builtin_powi.
18408 * libgcc2.h: Add prototypes for __builtin_powi[lf].
18409 * libgcc2.c: Add __builtin_powi[lf] implementation.
18410 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
18411 * optabs.h: Add powi_optab.
18412 * optabs.c (init_optabs): Initialize powi_optab.
18413 * doc/extend.texi: Document __builtin_powi[lf].
18415 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
18417 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
18420 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
18422 PR middle-end/19854
18423 * fold-const.c (try_move_mult_to_index): Remove redundant
18424 type argument. Create ADDR_EXPR with correct type.
18425 (fold): Update callers of try_move_mult_to_index. Convert
18426 result to the appropriate type.
18428 2005-02-09 Roger Sayle <roger@eyesopen.com>
18431 * config/avr/avr.c (default_rtx_costs): Delete.
18432 (avr_operand_rtx_cost): New function.
18433 (avr_rtx_costs): Completely rewrite.
18435 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
18438 * config/cris/cris.c (in_code): New variable.
18439 (cris_output_addr_const): Now a static function, a wrapper for
18441 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
18442 case from old cris_output_addr_const.
18443 (cris_asm_output_label_ref): Similar for LABEL_REF.
18444 (cris_output_addr_const_extra): Similar for UNSPEC.
18445 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
18446 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
18447 * config/cris/cris-protos.h (cris_output_addr_const): Remove
18449 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
18450 (cris_asm_output_label_ref): Declare.
18452 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
18454 PR preprocessor/19801
18455 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
18456 filenames that changed when libcpp was moved to the toplevel.
18458 2005-02-07 Roger Sayle <roger@eyesopen.com>
18460 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
18461 zero extensions of BImode operands. Call lowpart_subreg instead
18462 of gen_lowpart_common and gen_lowpart_SUBREG.
18464 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
18467 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
18468 * configure.ac: Set cc_for_cross_gnattools.
18469 * configure: Regenerate.
18471 2005-02-08 Alan Modra <amodra@bigpond.net.au>
18474 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
18476 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18479 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
18480 of nested functions.
18482 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
18484 * doc/extend.texi: Document deprecated extensions allowing
18485 static floating-point members to have initializers and allowing
18486 floating-point literals in integral constant expressions.
18488 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
18490 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
18491 config/darwin7.h, config/mips/mips.c,
18492 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
18495 * cse.c: Update comments.
18497 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
18499 PR middle-end/19775
18500 * builtins.c (fold_builtin_sqrt): Transform
18501 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
18504 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
18505 Dorit Naishlos <dorit@il.ibm.com>
18507 * doc/invoke.texi (ftree-vectorizer-verbose): New.
18508 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
18509 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
18511 * tree.h (vect_set_verbosity_level): New extern function declaration
18513 * tree-vectorizer.h (verbosity_levels): New enum type.
18514 * tree-vectorizer.c (vect_debug_stats): Function removed.
18515 (vect_debug_details): Likewise.
18516 (vect_verbosity_level): Global variable was defined and initialized.
18517 (vect_dump): Global variable definition.
18518 (vect_print_dump_info): New function.
18519 (vect_set_dump_settings): New function.
18520 (vect_set_verbosity_level): New function.
18521 (vectorize_loops): Add call to vect_set_dump_settings.
18523 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
18524 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18525 (slpeel_tree_peel_loop_to_edge): Likewise.
18527 (vect_analyze_offset_expr): Call to vect_print_dump_info with
18528 appropriate verbosity level instead of call to vect_debug_details
18529 or vect_debug_stats.
18530 (vect_get_base_and_offset):
18531 (vect_create_addr_base_for_vector_ref):
18532 (get_vectype_for_scalar_type):
18533 (vect_create_data_ref_ptr):
18534 (vect_init_vector):
18535 (vect_get_vec_def_for_operand):
18536 (vect_finish_stmt_generation):
18537 (vectorizable_assignment):
18538 (vectorizable_operation):
18539 (vectorizable_store):
18540 (vectorizable_load):
18541 (vect_transform_stmt):
18542 (vect_update_ivs_after_vectorizer):
18543 (vect_do_peeling_for_loop_bound):
18544 (vect_update_inits_of_drs):
18545 (vect_do_peeling_for_alignment):
18546 (vect_transform_loop):
18547 (vect_is_simple_use):
18548 (vect_analyze_operations):
18549 (vect_is_simple_iv_evolution):
18550 (vect_analyze_scalar_cycles):
18551 (vect_analyze_data_ref_dependence):
18552 (vect_analyze_data_ref_dependences):
18553 (vect_compute_data_ref_alignment):
18554 (vect_enhance_data_refs_alignment):
18555 (vect_analyze_data_refs_alignment):
18556 (vect_analyze_data_ref_access):
18557 (vect_analyze_data_ref_accesses):
18558 (vect_analyze_pointer_ref_access):
18559 (vect_get_memtag_and_dr):
18560 (vect_analyze_data_refs):
18561 (vect_mark_relevant):
18562 (vect_stmt_relevant_p):
18563 (vect_mark_stmts_to_be_vectorized):
18564 (vect_can_advance_ivs_p):
18565 (vect_get_loop_niters):
18566 (vect_analyze_loop_form):
18567 (vect_analyze_loop):
18568 (vectorize_loops): Likewise.
18570 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
18571 (vect_update_inits_of_drs):
18572 (vect_do_peeling_for_alignment):
18573 (vect_transform_loop):
18574 (vect_analyze_operations):
18575 (vect_analyze_scalar_cycles):
18576 (vect_analyze_data_ref_dependences):
18577 (vect_analyze_data_refs_alignment):
18578 (vect_analyze_data_ref_accesses):
18579 (vect_analyze_data_refs):
18580 (vect_mark_stmts_to_be_vectorized):
18581 (vect_get_loop_niters):
18582 (vect_analyze_loop_form):
18583 (vect_analyze_loop): Likewise.
18584 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
18586 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
18590 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18591 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18592 either -ffast-math or -funsafe-math-optimizations is in use.
18594 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18595 * config/mips/irix-csr.c: New file.
18596 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18597 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18598 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18601 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
18603 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
18604 redundant, incorrect definitions.
18606 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
18608 ("*tls_indirect_call"): New, reference hard regs directly.
18609 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
18611 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18613 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
18614 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
18616 2005-02-06 Roger Sayle <roger@eyesopen.com>
18618 PR rtl-optimization/19800
18619 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
18620 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
18623 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18625 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
18627 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
18630 * doc/invoke.texi: Correct documentation of -freorder-functions.
18632 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18635 * doc/invoke.texi: Don't mention gccbug.
18637 2005-02-06 Roger Sayle <roger@eyesopen.com>
18638 Andrew Pinski <pinskia@physics.uc.edu>
18639 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
18641 * simplify-rtx.c (simplify_relational_operation_1): Simplify
18642 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
18643 into just (zero_extract:SI FOO (const_int 1) BAR).
18645 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18647 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
18648 macro locally. Don't give last revision date. Use GCC version
18649 number from gcc-common.texi.
18650 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
18651 revision date. Use GCC version number from gcc-common.texi.
18652 Describe being a library as current state rather than as 3.x
18654 * doc/gcc.texi: Remove last update date.
18655 * doc/gccint.texi: Likewise. Update copyright dates.
18656 * doc/install.texi: Update copyright dates.
18658 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18661 * doc/invoke.texi: Mention for each option included in -Wall that
18662 it is included in -Wall.
18663 * doc/gcc.texi: Update copyright and last modification date.
18665 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18667 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
18668 unnecessary cast to original induction variable increments.
18670 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18672 PR tree-optimization/18219
18673 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
18674 in distributed form.
18676 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
18678 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
18679 Set bitpos and offset later in the function. Do nothing if the
18680 target is a register and if the bitfield lies completely outside
18682 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
18683 here. Return an uninitialised register if the source value is stored
18684 in a register and the bitfield lies completely outside that register.
18686 2005-02-06 Steven Bosscher <stevenb@suse.de>
18688 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
18691 2005-02-06 Marcin Dalecki <martin@dalecki.de>
18693 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
18695 2005-02-06 Geoffrey Keating <geoffk@apple.com>
18697 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
18698 * config/darwin8.h: New.
18699 * config/darwin7.h: Update comment.
18701 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18702 Dorit Naishlos <dorit@il.ibm.com>
18704 * tree-vectorizer.h (LOC): New type.
18705 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
18706 (loop_line_number): New field in struct _loop_vec_info.
18707 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
18709 * tree-vectorizer.c (input.h): Included.
18710 (find_loop_location): New function.
18711 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18712 loop line number removed.
18713 (vect_debug_details): Likewise.
18714 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
18716 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
18717 call to vect_debug_details/stats changed from loop to loop_loc.
18718 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18719 (slpeel_tree_peel_loop_to_edge): Likewise.
18721 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
18722 changed from NULL to UNKNOWN_LOC.
18723 (vect_get_base_and_offset):
18724 (vect_create_addr_base_for_vector_ref):
18725 (get_vectype_for_scalar_type):
18726 (vect_create_data_ref_ptr):
18727 (vect_init_vector):
18728 (vect_get_vec_def_for_operand):
18729 (vect_finish_stmt_generation):
18730 (vectorizable_assignment):
18731 (vectorizable_operation):
18732 (vectorizable_store):
18733 (vectorizable_load):
18734 (vect_transform_stmt):
18735 (vect_update_ivs_after_vectorizer):
18736 (vect_do_peeling_for_loop_bound):
18737 (vect_do_peeling_for_alignment):
18738 (vect_transform_loop):
18739 (vect_is_simple_use):
18740 (vect_analyze_operations):
18741 (vect_is_simple_iv_evolution):
18742 (vect_analyze_scalar_cycles):
18743 (vect_analyze_data_ref_dependences):
18744 (vect_compute_data_ref_alignment):
18745 (vect_enhance_data_refs_alignment):
18746 (vect_analyze_data_ref_access):
18747 (vect_analyze_data_ref_accesses):
18748 (vect_analyze_pointer_ref_access):
18749 (vect_get_memtag_and_dr):
18750 (vect_analyze_data_refs):
18751 (vect_mark_relevant):
18752 (vect_stmt_relevant_p):
18753 (vect_mark_stmts_to_be_vectorized):
18754 (vect_can_advance_ivs_p):
18755 (vect_get_loop_niters):
18756 (vect_analyze_loop):
18757 (vectorize_loops): Likewise.
18759 (vectorizable_load): Argument in call to vect_debug_details/stats
18760 changed from loop to LOOP_LOC (loop_vinfo).
18761 (vect_transform_loop):
18762 (vect_analyze_operations):
18763 (vect_analyze_scalar_cycles):
18764 (vect_analyze_data_ref_dependence):
18765 (vect_enhance_data_refs_alignment):
18766 (vect_analyze_data_ref_accesses):
18767 (vect_analyze_pointer_ref_access):
18768 (vect_analyze_data_refs):
18769 (vect_analyze_loop): Likewise.
18771 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
18772 changed from loop to loop_loc.
18774 (vect_enhance_data_refs_alignment): Removed unused variable loop.
18776 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18777 Dorit Naishlos <dorit@il.ibm.com>
18779 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18781 (vect_analyze_data_ref_dependences): Likewise.
18783 (vect_is_simple_use): Argument changed from loop structure to
18784 loop_vect_info structure.
18785 (vect_can_advance_ivs_p): Likewise.
18786 (vect_create_index_for_vector_ref): Likewise.
18787 (vect_update_ivs_after_vectorizer): Likewise.
18788 (new_stmt_vec_info): Likewise.
18790 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18791 changed from loop to loop_vinfo.
18792 (vect_create_data_ref_ptr): First argument in call to
18793 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18794 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18795 was changed from loop to loop_vinfo.
18796 (vectorizable_operation): Likewise.
18797 (vectorizable_store): Likewise.
18798 (vect_mark_stmts_to_be_vectorized): Likewise.
18799 (vect_do_peeling_for_loop_bound): First argument in call to
18800 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18801 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18802 was changed from loop to loop_vinfo.
18803 (vect_analyze_data_ref_dependences): Third argument in call to
18804 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18806 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18807 (vect_create_data_ref_ptr): Likewise.
18808 (vect_init_vector): Likewise.
18809 (vect_get_vec_def_for_operand): Likewise.
18810 (vectorizable_assignment): Likewise.
18811 (vectorizable_operation): Likewise.
18812 (vectorizable_store): Likewise.
18813 (vectorizable_load): Likewise.
18814 (vect_update_ivs_after_vectorizer): Likewise.
18815 (vect_is_simple_use): Likewise.
18816 (vect_analyze_data_ref_dependence): Likewise.
18817 (vect_analyze_pointer_ref_access): Likewise.
18818 (vect_can_advance_ivs_p): Likewise.
18820 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18821 before _stmt_vec_info.
18822 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18823 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18824 (new_stmt_vec_info): Argument changed from loop structure to
18825 loop_vect_info structure
18827 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18828 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18829 (vect_create_addr_base_for_vector_ref): Likewise.
18830 (vect_analyze_pointer_ref_access): Likewise.
18832 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18835 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18836 phi flag if the phi is abnormal.
18838 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18841 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18842 information for the new statement.
18844 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18847 * gcc.c (main): Include the target in -v output.
18849 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18851 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18852 Do not drop the extend if we'd have to add a paradoxical subreg
18853 later. Include optabs.h and insn-codes.h.
18854 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18856 2005-02-02 Roger Sayle <roger@eyesopen.com>
18858 PR middle-end/19405
18859 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18860 * fold-const.c (const_binop): Avoid constant folding floating
18861 point operations in modes that use composite representations.
18862 * simplify-rtx.c (simplify_binary_operation): Likewise.
18864 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18866 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18868 (altivec_dstt): Likewise.
18869 (altivec_dstst): Likewise.
18870 (altivec_dststt): Likewise.
18871 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18874 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18876 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18877 EXPR_LOCUS from orig_cond to the new cond_stmt.
18878 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18881 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18883 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18884 standard_iv_increment_position. Remove call to bsi_next
18885 (no need to bump the iterator anymore).
18886 (vect_create_index_for_vector_ref): Call
18887 standard_iv_increment_position. Remove second function argument.
18888 (vect_finish_stmt_generation): Remove call to bsi_next
18889 (no need to bump the iterator anymore).
18890 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18891 to vect_create_index_for_vector_ref.
18893 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18895 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18896 phis are used out of the loop.
18898 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18901 * c-decl.c (undef_nested_function): New variable.
18902 (pop_scope): Diagnose undefined nested functions.
18903 (finish_function): Don't attempt cgraph processing or genericizing
18904 if current top-level function contained an undefined nested
18905 function. Reset undef_nested_function at the end of a top-level
18908 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18910 * tree.c (build_int_cst_type): Take sign of the value into account
18911 when deciding whether sign extend the value.
18913 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18916 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18917 (cpp_options, cc1_options): Change %{std*&ansi} to
18918 %{std*&ansi&trigraphs}.
18920 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18922 * cse.c: Update comments.
18924 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18926 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18927 arguments go on the stack. Do not put complex doubles in odd/even
18930 2005-02-02 Steven Bosscher <stevenb@suse.de>
18932 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18933 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18934 -ftree-pre, and -fthread-jumps.
18936 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18938 PR tree-optimization/19578
18939 * tree-flow.h (modified_noreturn_calls): Declare.
18940 (noreturn_call_p): Declare.
18941 * tree-flow-inline.h (noreturn_call_p): New function.
18942 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18943 * tree-cfg.c (modified_noreturn_calls): New variable.
18944 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18945 that contain a mid-block noreturn call.
18946 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18948 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18950 * df.c (df_def_record_1, df_uses_record): Don't use
18952 * df.h (DF_FOR_REGALLOC): Remove.
18954 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18957 * c-typeck.c (really_start_incremental_init): Reset
18958 constructor_max_index for arrays of incomplete type.
18960 2005-02-02 Jeff Law <law@redhat.com>
18962 * gcse.c (struct reg_set): Store the block index where the register
18963 was set rather than the setting insn.
18964 (record_one_set, compute_transp): Corresponding changes.
18965 (pre_insert_copy_insn): Do not call replace_one_set.
18966 (replace_one_set): Remove.
18968 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18971 * doc/gcov.texi: Fix typo.
18973 2005-02-01 Richard Henderson <rth@redhat.com
18976 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18977 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18979 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18980 * config/i386/i386-protos.h: Update.
18982 2005-02-01 Steven Bosscher <stevenb@suse.de>
18984 PR tree-optimization/19217
18985 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18986 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18987 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18988 that it is walking a PHI node.
18990 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18992 * doc/extend.texi (Nested Functions): Update.
18994 2005-02-01 Richard Henderson <rth@redhat.com>
18997 * optabs.c (expand_copysign_absneg): Export.
18998 * optabs.h (expand_copysign_absneg): Declare.
18999 * config/rs6000/rs6000.md (copysigntf3): New.
19001 2005-02-01 Diego Novillo <dnovillo@redhat.com>
19003 PR tree-optimization/19633
19004 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
19005 * tree-ssa-alias.c (init_alias_info): Initialize.
19006 (merge_pointed_to_info): Set.
19007 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
19008 (dump_points_to_info_for): Show value of pt_null.
19009 (struct count_ptr_d): Declare.
19010 (find_ptr_dereference): Remove.
19011 (ptr_is_dereferenced_by): Remove.
19012 (count_ptr_derefs): New local function.
19013 (count_uses_and_derefs): New local function.
19014 (compute_points_to_and_addr_escape): Call it. If the number
19015 of dereferences is greater than zero, mark the pointer as
19016 dereferenced. If there are fewer dereferences than uses of
19017 the pointer, the pointer's value escapes.
19019 2005-02-01 Diego Novillo <dnovillo@redhat.com>
19021 PR tree-optimization/19670
19022 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
19024 (verify_use): ... set it here, instead.
19026 2005-02-01 Janis Johnson <janis187@us.ibm.com>
19028 * doc/sourcebuild.texi (Test directives): Fix formatting.
19030 * doc/sourcebuild.texi (Test directives): Describe selector
19033 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
19035 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
19036 specific 64-bit CPUs.
19038 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
19041 * arm.c (arm_eliminable_register): New function.
19042 (adjacent_mem_locations): Don't allow eliminable registers. Use
19043 HOST_WIDE_INT for address offsets.
19044 * arm-protos.h (arm_eliminable_register): Add prototype.
19046 2005-02-01 Steven Bosscher <stevenb@suse.de>
19048 PR optimization/15242
19049 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
19050 * basic-block.h (duplicate_computed_gotos): Add prototype.
19051 * bb-reorder.c (duplicate_computed_gotos): New function to
19052 duplicate sufficiently small blocks ending in a computed jump.
19053 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
19054 if not optimizing for size.
19055 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
19056 never do tail merging for blocks ending in a computed jump.
19057 * doc/invoke.texi: Document the max-goto-duplication-insns param.
19059 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
19061 Patch from Richard Sandiford <rsandifo@redhat.com>
19062 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
19063 from inheriting a subreg equivalence with a non-spill register.
19065 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
19067 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
19069 * config/frv/frv.c (movcc_fp_destination_operand): New.
19070 (gpr_or_memory_operand): Fix typo in comment.
19071 (gpr_or_memory_operand_with_scratch): New.
19072 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
19073 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
19074 movcc_fp_destination_operand.
19075 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
19076 Legitimize memory addresses using a scratch register.
19078 2005-01-31 Jeff Law <law@redhat.com>
19080 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
19081 bitmap a sparse bitmap instead of a simple bitmap.
19082 (mark_def_sites_initialize_block): Corresponding changes.
19083 (ssa_mark_def_sites_initialize_block): Likewise.
19084 (ssa_mark_phi_uses): Likewise.
19085 (mark_def_site, ssa_mark_def_sites): Likewise.
19086 (mark_def_site_blocks): Likewise.
19087 (rewrite_ssa_into_ssa): Likewise.
19089 * tree-ssa-dom.c (record_cond): Pass correct variable type
19090 for last argument to htab_find_slot_with_hash.
19092 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
19093 effects when optimizing 0 % X. Do not try to optimize X % 0.
19095 2005-01-31 James E. Wilson <wilson@specifixinc.com>
19097 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
19100 2005-02-01 Eric Christopher <echristo@redhat.com>
19102 * config/mips/mips.c (override_options): Warn if -mint64
19104 * doc/invoke.texi (MIPS Options): Document that -mint64 is
19107 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
19109 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
19111 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
19112 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
19113 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
19114 (cached_regno): Initialize to INVALID_REGNUM.
19115 (cse_reg_info_table_size,
19116 cse_reg_info_table_first_uninitialized,
19117 cse_reg_info_timestamp): New.
19118 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
19120 (init_cse_reg_info, get_cse_reg_info_1): New.
19121 (get_cse_reg_info): Cache the last look-up.
19122 (new_basic_block): Update the code to clear mappings from
19123 registers to cse_reg_info entries.
19124 (cse_main): Call init_cse_reg_info.
19126 * cse.c (get_cse_reg_info): Update a comment.
19128 2005-01-31 Steven Bosscher <stevenb@suse.de>
19131 * c-decl.c (start_decl): Do not warn about arrays of elements with
19132 an incomplete type here.
19133 (grokdeclarator): Do it here by making a pedwarn an error.
19134 * c-typeck.c (push_init_level): If there were previous errors with
19135 the constructor type, do not warn about braces for initializers.
19136 (process_init_element): Likewise for excess initializer elements.
19138 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
19140 * cse.c (delete_trivially_dead_insn): Don't iterate.
19142 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
19144 * config/rs6000/rs6000.md (copysignsf3): New expand.
19145 (copysigndf3): Likewise.
19147 2005-01-31 Steven Bosscher <stevenb@suse.de>
19149 * recog.c (constrain_operands): Only look for earlyclobber operand
19150 conflicts if an '&' constraint was seen.
19152 2005-01-31 Marc Espie <espie@openbsd.org>
19154 * config.gcc: Don't include embedded systems fragment, switches default
19155 debugging format to ELF.
19156 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
19157 longer pick it up there.
19159 2005-01-31 Dale Johannesen <dalej@apple.com>
19161 * doc/extend.texi (nested functions): Fix linkage description.
19162 Clarify that static is not allowed.
19164 2005-01-31 Dale Johannesen <dalej@apple.com>
19166 * config/rs6000/darwin.md (movsf_low_di): Make work.
19167 (movdf_low_di): Make work.
19169 2005-01-31 Dale Johannesen <dalej@apple.com>
19171 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
19172 Make work for 64 bit.
19174 2005-01-31 Roger Sayle <roger@eyesopen.com>
19175 Dale Johannesen <dalej@apple.com>
19177 PR middle-end/19650
19178 * fold-const.c (fold_binary_op_with_conditional_arg):
19179 Make types match original operands, before STRIP_NOPS.
19181 2005-01-31 Alan Modra <amodra@bigpond.net.au>
19183 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
19184 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
19185 (struct gcc_sigcontext): Delete. Merge contents to..
19186 (struct gcc_ucontext): ..here.
19187 (get_sigcontext): Delete.
19188 (get_regs): New function, like get_sigcontext but return regs ptr.
19189 64-bit version finds regs from r1 to support vdso.
19190 (ppc_linux_aux_vector): New function.
19191 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
19194 2005-01-31 Ira Rosen <irar@il.ibm.com>
19196 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
19198 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
19199 redundant fold. Fix misalignment for MINUS_EXPR.
19200 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
19201 (vect_analyze_pointer_ref_access): Likewise.
19202 (vect_get_memtag_and_dr): Likewise.
19204 2005-01-31 Richard Henderson <rth@redhat.com>
19206 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
19207 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
19208 absnegdf2_i387, absnegxf2_i387): Likewise.
19210 2005-01-31 Richard Henderson <rth@redhat.com>
19213 * optabs.c (expand_copysign_absneg): New.
19214 (expand_copysign_bit): Split out from ...
19215 (expand_copysign): ... here. Use expand_copysign_absneg.
19217 2005-01-30 Roger Sayle <roger@eyesopen.com>
19219 PR middle-end/19697
19220 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
19221 constant as the second operand and a register as the third.
19223 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
19226 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
19227 that dllimport'd functions do not use all call-clobbered registers
19228 to pass parameters.
19230 2005-01-30 Richard Henderson <rth@redhat.com>
19233 * optabs.c (expand_absneg_bit): Split out from expand_unop and
19234 expand_abs_nojump and generalize. Use operand_subword and
19235 emit_no_conflict_block. Support large modes.
19236 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
19238 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
19239 negation to subtraction.
19240 (expand_copysign): Check that the format has signed zeros.
19241 Use operand_subword and emit_no_conflict_block. Support large modes.
19243 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
19245 Fix PR tree-optimization/19624
19247 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
19248 * tree-ssa-pre.c: Add cfgloop.h.
19250 (pre_stats): New member, constified.
19251 (inserted_exprs): New static variable.
19252 (NECESSARY): New macro.
19253 (create_expression_by_pieces): Fold the expression, and
19254 mark it as defaulting to not necessary. Also put in
19256 (fully_constant_expression): New function.
19257 (insert_into_preds_of_block): Modify to not insert phis when we
19258 are playing with induction variables.
19259 Push phis onto the inserted_exprs vector, and mark them as not
19260 necessary by default.
19261 (insert_aux): Call fully_constant_expression on eprime.
19262 If all edges produce the same value, mark it constant.
19263 (mark_operand_necessary): New function.
19264 (remove_dead_inserted_code): New function.
19265 (init_pre): Init loop optimizer to get loop info.
19266 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
19267 (execute_pre): Commit edge inserts, then remove dead code.
19269 2005-01-30 Richard Henderson <rth@redhat.com>
19271 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
19272 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
19274 2005-01-30 Richard Henderson <rth@redhat.com>
19277 * config/i386/i386.c (ix86_expand_copysign): New.
19278 (ix86_split_copysign_const): New.
19279 (ix86_split_copysign_var): Rename from ix86_split_copysign,
19280 rearrange op1/nmask operands.
19281 * config/i386/i386-protos.h: Update.
19282 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
19283 (copysigndf3): Likewise.
19284 (copysignsf3_const, copysigndf3_const): New.
19285 (copysignsf3_var): Rename from copysignsf3, split out splitter
19286 and fix split predicate for X constraint.
19287 (copysigndf3_var): Similarly.
19289 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
19291 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
19292 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
19293 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
19295 2005-01-29 Richard Henderson <rth@redhat.com>
19298 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
19299 of # and * in constraints.
19301 2005-01-29 Richard Henderson <rth@redhat.com>
19303 PR middle-end/19689
19304 * expr.c (store_field): Don't strip sub-mode cast when the input
19305 data is even smaller.
19307 2005-01-29 Richard Henderson <rth@redhat.com>
19309 PR middle-end/19687
19310 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
19313 2005-01-29 Richard Henderson <rth@redhat.com>
19315 * combine.c (make_field_assignment): Fix argument order
19318 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
19320 PR tree-optimization/15791
19321 * fold-const.c (extract_array_ref): New function.
19322 (fold): Fold comparisons between &a[i] and &a[j] or
19323 semantically equivalent trees.
19325 2005-01-29 Jeff Law <law@redhat.com>
19327 * gcse.c (insert_expr_in_table): Revamp handling of available
19328 and anticipatable occurrence lists to avoid unnecessary list
19330 (insert_set_in_table): Similarly.
19332 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
19334 * c-common.c (fix_string_type): Just use c_build_qualified_type to
19336 (c_build_qualified_type): Build qualified array types with
19337 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
19338 * c-decl.c (c_make_fname_decl): Build unqualified array type
19339 before qualified type.
19340 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
19341 type is qualified, not just if type itself is. Don't apply
19342 qualifiers to array type when declarator is processed. Apply
19343 qualifiers to field type whether or not it is an array type.
19344 Don't handle array types specially for applying qualifiers to
19346 * c-typeck.c (composite_type): Build unqualified element type and
19347 array type when forming composite of array types.
19348 (common_pointer_type, comptypes, comp_target_types,
19349 type_lists_compatible_p, build_indirect_ref, build_array_ref,
19350 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
19352 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
19353 (args2) in variables a1 and a2.
19355 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
19357 * cse.c (n_elements_made, max_elements_made): Remove.
19358 (insert): Don't touch n_elements_made.
19359 (cse_main): Don't touch n_elements_made or max_elements_made.
19361 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
19364 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
19365 configuration part of dp-bit.c to be lost.
19367 2005-01-28 Roger Sayle <roger@eyesopen.com>
19369 * expmed.c (expand_mult_highpart_optab): When attempting to use
19370 a non-widening multiplication in a wider mode, the operands need
19371 to be converted (zero or sign extended) to that mode.
19373 2005-01-28 Ian Lance Taylor <ian@airs.com>
19375 PR middle-end/16558
19376 PR middle-end/19583
19377 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
19378 through if both operands fall through.
19380 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19382 * cse.c (fold_rtx) <PC>: Don't optimize.
19384 2005-01-28 Jeff Law <law@redhat.com>
19386 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
19387 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
19389 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19391 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
19392 cse_reg_info_used_list_end): Remove.
19393 (cse_reg_info_list, cse_reg_info_list_free): New.
19394 (get_cse_reg_info): When allocating an instance of
19395 cse_reg_info, add it to the beginning of the cse_reg_info_list
19396 list. Remove code to maintain cse_reg_info_used_list.
19397 (new_basic_block): Reset the free list to the beginning of
19400 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
19402 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
19403 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
19404 (frv_expand_mdpackh_builtin): New function.
19405 (frv_expand_builtin): Use it to expand __MDPACKH.
19406 * doc/extend.texi (__MDPACKH): Update documentation.
19408 2005-01-28 Uros Bizjak <uros@kss-loka.si>
19410 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
19411 SSE_FLOAT_MODE_P for use_sse computation.
19413 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
19416 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
19418 2005-01-27 Richard Henderson <rth@redhat.com>
19420 * builtins.c (expand_builtin_copysign): New.
19421 (expand_builtin): Call it.
19422 * genopinit.c (optabs): Add copysign_optab.
19423 * optabs.c (init_optabs): Initialize it.
19424 (expand_copysign): New.
19425 * optabs.h (OTI_copysign, copysign_optab): New.
19426 (expand_copysign): Declare.
19428 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
19429 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
19431 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
19432 (ix86_expand_fp_absneg_operator): ... here.
19433 (ix86_split_copysign): New.
19434 * config/i386/i386-protos.h: Update.
19435 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
19436 (copysignsf3, copysigndf3): New.
19438 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
19439 (copysignsf3, ncopysignsf3): New.
19440 (copysigndf3, ncopysigndf3): New.
19441 (copysignxf3, ncopysignxf3): New.
19442 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
19444 2005-01-27 Arend Bayer <arend.bayer@web.de>
19445 Kazu Hirata <kazu@cs.umass.edu>
19447 * cse.c: (find_best_addr): Don't call copy_rtx before calling
19448 fold_rtx. Save cost recomputation if fold_rtx did nothing.
19449 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
19452 2005-01-27 Jeff Law <law@redhat.com>
19454 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
19455 definitions of SSA_NAMEs which are not being rewritten.
19456 (rewrite_ssa_into_ssa): Only initialize the current definition
19457 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
19458 If checking is enabled, assert that SSA_NAME_AUX is clear for all
19459 SSA_NAMEs before returning.
19461 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
19463 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
19464 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
19465 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
19466 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
19467 config/mips/iris6.h, config/sh/sh.c: Update copyright.
19469 2005-01-27 Steven Bosscher <stevenb@suse.de>
19471 PR middle-end/17278
19472 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
19473 higher to -O2 and higher. Likewise for tree PRE.
19474 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
19477 2005-01-27 Ian Lance Taylor <ian@airs.com>
19479 PR middle-end/19583
19480 * gimple-low.c (try_catch_may_fallthru): New static function.
19481 (block_may_fallthru): Handle TRY_CATCH_EXPR.
19482 * tree-inline.c (expand_call_inline): Don't warn about reaching
19483 the end of a non-void function being inlined if the function uses
19486 2005-01-27 Jakub Jelinek <jakub@redhat.com>
19488 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
19491 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
19492 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
19493 (implicitly_declare): Handle error_mark_node.
19495 2005-01-27 Richard Henderson <rth@redhat.com>
19498 * tree.h (struct tree_decl): Add debug_expr_is_from.
19499 (DECL_DEBUG_EXPR_IS_FROM): New.
19500 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
19501 * dwarf2out.c (dwarf2out_var_location): Update to match.
19502 * tree-outof-ssa.c (create_temp): Likewise.
19503 * var-tracking.c (track_expr_p): Likewise.
19504 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
19505 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
19506 * toplev.c (default_tree_printer): Likewise.
19508 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
19510 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
19511 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
19513 2005-01-27 Steven Bosscher <stevenb@suse.de>
19515 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
19516 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
19517 ASM_CLOBBERS): Add tree checks.
19519 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
19520 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
19521 * c-common.def (SWITCH_STMT): Update to match.
19522 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
19523 macros instead of SWITCH_EXPR ones.
19524 * c-dump.c (c_dump_tree): Likewise.
19525 * c-gimplify.c (gimplify_switch_stmt): Likewise.
19526 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
19528 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
19530 2005-01-27 Alan Modra <amodra@bigpond.net.au>
19532 * unwind-dw2.c (execute_stack_op): Add missing cases for
19533 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
19535 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
19537 * config.gcc (Obsolete configurations): Remove 'dummy', add
19538 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
19541 2005-01-26 Diego Novillo <dnovillo@redhat.com>
19543 PR tree-optimization/19633
19544 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
19546 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
19547 are no call-clobbered variables.
19548 * tree-outof-ssa.c (check_replaceable): Return false for calls
19551 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
19553 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
19554 even for variables with NULL DECL_INITIAL.
19556 2005-01-26 Stuart Hastings <stuart@apple.com>
19558 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
19560 2005-01-26 Richard Henderson <rth@redhat.com>
19562 PR middle-end/18008
19563 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19565 * expr.c (store_field): Strip conversions to odd-bit-sized types
19566 if the destination field width matches.
19568 2005-01-26 Richard Henderson <rth@redhat.com>
19570 * c-decl.c, expmed.c, expr.c: Revert last change.
19572 2005-01-26 Richard Henderson <rth@redhat.com>
19574 PR middle-end/18008
19575 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19577 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
19578 if we don't need the bits above those present in the current mode.
19579 * expr.c (store_field): Strip conversions to odd-bit-sized types
19580 if the destination field width matches.
19582 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
19584 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
19585 either -ffast-math or -funsafe-math-optimizations is in use.
19587 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
19591 * config/avr/avr.c (notice_update_cc): Only set condition code for
19592 ashrqi3 if shift count > 0.
19593 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
19594 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
19595 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
19596 count <= 0 as a no-op, and shift count >= width by copying zero
19597 or sign bit to all bits of the result.
19598 * config/avr/avr.md (all shifts): Add alternatives for zero shift
19599 count, with attribute "length" set to 0 and "cc" set to "none".
19601 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19603 * doc/invoke.texi: Document -mTLS.
19605 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
19606 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
19607 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
19608 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
19609 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
19610 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
19611 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
19612 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
19614 * configure.ac: Check for a TLS capable gas.
19616 * configure: Regenerate.
19618 2005-01-26 Richard Henderson <rth@redhat.com>
19620 PR middle-end/18008
19621 * combine.c (make_field_assignment): Simplify store to zero_extract
19622 from a source with an overlapping mask.
19624 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19626 2004-11-11 Eric Christopher <echristo@redhat.com>
19628 * config/frv/frv.md: Add fr400_integer automaton. Don't
19629 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
19632 2005-01-26 Steven Bosscher <stevenb@suse.de>
19634 PR middle-end/16585
19635 * cfgbuild.c (make_edges): Do not clear or set
19636 current_function_has_computed_jump.
19637 * function.h (struct function): Remove the has_computed_jump field.
19638 (current_function_has_computed_jump): Do not define.
19639 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
19640 in a computed jump. Ignore current_function_has_computed_jump.
19642 2005-01-26 Richard Henderson <rth@redhat.com>
19644 PR middle-end/19515
19645 * expr.c (categorize_ctor_elements): New argument p_must_clear.
19646 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
19648 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
19649 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
19650 objects into static storage if they have more than one non-zero value.
19651 * tree.h (categorize_ctor_elements): Update decl.
19653 2005-01-26 Steven Bosscher <stevenb@suse.de>
19655 PR middle-end/19616
19656 * tree.h (CALL_EXPR_TAILCALL): Add comment.
19657 * calls.c (check_sibcall_argument_overlap_1): Revert the change
19658 to this function from 2004-07-10.
19659 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
19660 the current function for tail call optimizations if the address
19661 of one of it its arguments is taken.
19663 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
19665 * cse.c (fold_rtx): Call equiv_constant only when necessary.
19667 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
19669 * function.c (expand_function_end): If current_function_calls_alloca,
19670 emit stack restore in a place that is reached when the function falls
19671 through at the end.
19673 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
19675 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
19676 rule to avoid matching inappropriate suffix rule.
19678 2005-01-26 Jan Hubicka <jh@suse.cz>
19680 PR tree-optimization/19241
19681 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
19683 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19685 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
19686 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
19688 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
19689 <sim*>: Always use crt1.o, regardless of N in simN.
19690 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19691 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
19692 (CRT_CALL_STATIC_FUNCTION): Remove.
19693 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
19694 use crt1.o, regardless of N in simN.
19695 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19696 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
19697 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
19698 case isystem setting.
19699 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
19701 2005-01-25 Ian Lance Taylor <ian@airs.com>
19703 * gimple-low.c (block_may_fallthru): Correct handling of
19704 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
19706 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19708 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
19709 handlers to match indentation; nested under the mtune=* handler.
19710 Similar for mcpu= and march=.
19712 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
19714 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
19715 * config/mips/linux64.h (LIB_SPEC): Likewise.
19716 * config/mn10300/linux.h (LIB_SPEC): Likewise.
19717 * config/sh/linux.h (LIB_SPEC): Likewise.
19719 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
19721 * config/frv/frv.c (frv_legitimize_tls_address): New.
19722 (TARGET_HAVE_TLS): Define.
19723 (FRV_SYMBOL_REF_TLS_P): Define.
19724 (frv_override_options): Handle new register classes.
19725 (frv_legitimate_address_p): Reject tls addresses.
19726 (frv_legitimize_address): Handle TLS addresses.
19727 (gen_inlined_tls_plt): New.
19728 (gen_tlsmoff): New.
19729 (frv_legitimize_tls_address): New.
19730 (unspec_got_name): Add TLS entries.
19731 (got12_operand): Add R_FRV_TLSMOFF12 case.
19732 (frv_emit_move): Fixup TLS addresses.
19733 (frv_emit_movsi): Legitimize TLS addresses.
19735 * config/frv/frv.h (MASK_BIG_TLS): New.
19736 (TARGET_BIG_TLS): New.
19737 (HAVE_AS_TLS): Define.
19738 (TARGET_SWITCHES): Add -mTLS and -mtls options.
19739 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
19740 (REG_CLASS_NAMES): Same.
19741 (REG_CLASS_CONTENTS): Same.
19742 (CONSTRAINT_LEN): New.
19743 (REG_CLASS_FROM_CONSTRAINT): New.
19744 (PREDICATE_CODES): Add symbolic_operand.
19746 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
19747 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
19748 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
19749 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
19750 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
19751 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
19752 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
19753 GR9_REG, GR14_REG, LRREG.
19754 (type): Add load_or_call attribute.
19755 ("load_or_call"): New reservation.
19756 ("call_gettlsoff"): New.
19757 ("tls_indirect_call"): New.
19758 ("tls_load_gottlsoff12"): New.
19759 ("tlsoff_hilo"): New.
19760 ("tls_tlsdesc_ldd"): New.
19761 ("tls_tlsoff_ld"): New.
19764 * config/frv/frv-protos.h (symbolic_operand): Protoize.
19766 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
19768 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
19769 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
19770 * config/frv/frv.c (TLS_BIAS): Define.
19771 (frv_output_dwarf_dtprel): New.
19773 2005-01-26 Jakub Jelinek <jakub@redhat.com>
19775 PR rtl-optimization/19579
19776 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
19777 both A and B, see if they don't clobber registers the other expr uses.
19779 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19781 * real.c (do_add): Initialize signalling and canonical members.
19783 * real.c (real_from_integer): Zero out destination.
19785 2005-01-18 Jan Hubicka <jh@suse.cz>
19787 PR tree-optimize/19337
19788 * tree-inline.c (initialize_inlined_parameters): Copy
19789 saved_static_chain_decl only.
19791 2005-01-25 Richard Henderson <rth@redhat.com>
19795 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19796 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19797 80387 enabled, to return a proper subclass. Return the subset that
19798 overlaps with GENERAL_REGS for PLUS.
19799 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19801 2005-01-25 Richard Henderson <rth@redhat.com>
19803 PR middle-end/19609
19804 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19806 2005-01-25 Roger Sayle <roger@eyesopen.com>
19808 * expmed.c (choose_multiplier): Change interface to return the
19809 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19810 (expand_divmod): Update calls to choose_multiplier.
19812 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19814 PR middle-end/19330
19815 * expmed.c (extract_bit_field): Use adjust_address instead of
19816 gen_lowpart when op0 is a MEM.
19818 2005-01-24 Steven Bosscher <stevenb@suse.de>
19820 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19822 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19824 * config/mips/irix-csr.c: New file.
19825 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19826 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19827 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19830 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19833 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19834 sparc/elf.h, add sparc/sp-elf.h.
19835 (sparc-*-rtems*): Likewise.
19836 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19837 tm-dwarf2.h, add sparc/sp-elf.h.
19838 (sparc86x-*-elf): Likewise.
19839 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19840 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19841 TARGET_OS_CPP_BUILTINS.
19842 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19843 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19845 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19846 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19847 (SWITCH_TAKES_ARG): Likewise.
19848 (LOCAL_LABEL_PREFIX): Likewise.
19849 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19850 (TARGET_N_FORMAT_TYPES): Delete.
19851 (TARGET_FORMAT_TYPES): Likewise.
19852 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19853 * config/sparc/elf.h: Delete.
19854 * config/sparc/sp-elf.h: New file.
19856 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19858 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19859 * tree-flow.h: Remove the corresponding prototype.
19860 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19861 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19863 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19866 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19867 for AIX ABI or ELF -fPIC.
19868 (rs6000_emit_load_toc_table): Don't create toc_section here.
19869 (rs6000_xcoff_file_start): Nor here.
19871 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19873 * sh.c (ra.h): Don't #include.
19874 (hard_regs_intersect_p): New function, resurrected from ra.c.
19876 * sh.c: Fix 1996 Copyright.
19878 2005-01-24 Richard Henderson <rth@redhat.com>
19879 Aldy Hernandez <aldyh@redhat.com>
19881 * regrename.c (note_sets): Handle subregs.
19883 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19886 * genconditions.c (write_header, write_conditions): Elide file if
19889 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19891 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19892 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19895 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19897 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19898 expand_builtin_printf, expand_builtin_fprintf,
19899 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19900 checking against POINTER_TYPE.
19901 (validate_arglist): Handle POINTER_TYPE code by checking
19904 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19906 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19907 init_rtlanal): New.
19908 (for_each_rtx): Call for_each_rtx_1.
19909 * rtl.h (init_rtlanal): Declare.
19910 * toplev.c (backend_init): Call init_rtlanal.
19912 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19914 * flow.c (propagate_one_insn): Formatting.
19916 PR middle-end/19551
19917 * flow.c (libcall_dead_p): Be more conservative if unsure.
19918 If there are any instructions between insn and call, see if they are
19919 all dead before saying the libcall is dead.
19921 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19923 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19924 operand constraint for operand 0.
19926 2005-01-23 Richard Henderson <rth@redhat.com>
19929 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19930 edges leading to join block.
19932 2005-01-23 Roger Sayle <roger@eyesopen.com>
19934 * expmed.c (expand_mult_highpart): Make static. Change type of
19935 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19936 (expand_divmod): Updates calls to expand_mult_highpart by using
19937 gen_int_mode to pass a CONST_INT rtx.
19938 * rtl.h (expand_mult_highpart): Remove prototype.
19940 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19942 * flow.c (regset_bytes, regset_size): Remove.
19944 * cfganal.c: Fix a reference to Harvey's paper.
19946 2005-01-23 Steven Bosscher <stevenb@suse.de>
19948 PR rtl-optimization/19464
19949 * tree-optimize.c (init_tree_optimization_passes): Add one more
19950 copyrename pass just before out-of-ssa.
19952 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19955 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19956 * ggc-none.c (ggc_free): Define.
19958 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19960 * cse.c (max_reg, max_insn_uid): Remove.
19961 (cse_main): Don't access max_reg or max_insn_uid.
19963 * c-common.c (explicit_flag_signed_bitfields,
19964 lang_statement_code_p, lang_expand_function_end): Remove.
19965 * c-common.h: Remove the corresponding declarations.
19966 * c-opts.c (c_common_handle_option): Remove all write access
19967 to explicit_flag_signed_bitfields.
19969 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19970 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19971 * cgraph.h: Remove the corresponding declaration.
19973 * gcse.c (null_pointer_info): Remove.
19975 2005-01-23 Roger Sayle <roger@eyesopen.com>
19976 Eric Botcazou <ebotcazou@libertysurf.fr>
19978 * combine.c (simplify_logical): Only simplify logical expressions
19979 of the form ior(and(x,y),z) by the inverse distributive law if the
19980 result is cheaper than the original.
19982 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19984 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19985 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19986 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19987 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19988 config/freebsd-spec.h, config/arm/arm.h,
19989 config/h8300/h8300.md, config/i386/i386.md,
19990 config/i386/predicates.md, config/i386/sse.md,
19991 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19992 config/vax/vax.md: Fix comment typos. Follow spelling
19995 2005-01-23 Steven Bosscher <stevenb@suse.de>
19997 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19998 tests, instead of `less than'.
20000 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
20002 * function.c (assign_parm_setup_block): When creating a new stack slot
20003 for a parameter, get its alignment from the parameter's DECL_ALIGN
20004 rather than the type's TYPE_ALIGN. Make sure that the parameter
20005 is at least word aligned.
20007 2005-01-22 Roger Sayle <roger@eyesopen.com>
20009 PR middle-end/19378
20010 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
20012 2005-01-22 Richard Henderson <rth@redhat.com>
20015 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
20016 in both compare operands.
20017 (movdfcc_1_sse_max): Likewise.
20018 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
20019 (movdfcc_1_sse): Likewise.
20020 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
20021 scratch register as needed.
20023 2005-01-22 Richard Henderson <rth@redhat.com>
20025 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
20027 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
20029 2005-01-22 Richard Henderson <rth@redhat.com>
20031 * genopinit.c (optabs): Use smin/smax for floating point too.
20032 * doc/md.texi: Update to match. Clarify that floating point
20033 results are undefined for +0/-0 and NaN.
20034 * doc/rtl.texi: Likewise.
20035 * rtl.def (SMIN, SMAX): Likewise
20036 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
20038 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
20039 leading 's' to the name.
20040 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
20041 smaxxf3, sminxf3): Likewise.
20042 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
20045 2005-01-22 Paul Brook <paul@codesourcery.com>
20047 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
20049 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
20051 * config/s390/s390.c (struct processor_costs): New fields
20052 dlgr, dlr, dr, dsgfr, dsgr.
20053 (z900_cost, z990_cost): Values for new fields.
20054 (s390_rtx_costs): New cases MEM und COMPARE in switch
20055 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
20056 DIV, MOD, UDIV, UMOD.
20058 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
20060 * config/s390/s390.md ("doloop_si64"): Reload input value directly
20061 into the register being decremented.
20062 ("doloop_si31", "doloop_di"): Likewise.
20063 ("*doloop_si_long"): Adapt pattern.
20065 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
20067 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
20069 (CLASS_MAX_NREGS): Likewise.
20071 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
20073 * doc/tree-ssa.texi (Statement Operands): Add example for new
20074 must-def macro. Note deprecation of old operands interface.
20076 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
20078 PR tree-optimization/19484
20079 * tree-cfg.c (remove_fallthru_edge): New function.
20080 (cleanup_control_flow): Remove fallthru edges from calls that are
20081 now known not to return.
20083 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
20085 Fix PR tree-optimization/19038
20086 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
20087 copies with loop variant ones.
20089 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
20091 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
20092 config/alpha/alpha-protos.h, config/alpha/alpha.h,
20093 config/alpha/alpha.md, config/alpha/predicates.md,
20094 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
20095 config/sparc/sol2.h: Update copyright.
20097 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
20098 first label to see if it is a nonlocal label.
20100 2005-01-22 David Edelsohn <edelsohn@gnu.org>
20101 Andrew Pinski <pinskia@physics.uc.edu>
20104 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
20105 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
20107 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
20109 * config/rs6000/rtems.h: Update copyright.
20111 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
20114 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
20115 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
20116 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
20118 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
20121 * c-typeck.c (convert_arguments): Check for error_mark_node.
20123 2005-01-21 Ian Lance Taylor <ian@airs.com>
20125 PR tree-optimization/13000
20126 * tree-inline.c: Include "tree-flow.h".
20127 (expand_call_inline): If warn_return_type, warn if non-void inline
20128 function falls through.
20129 * tree-cfg.c (execute_warn_function_return): Don't warn about
20130 control reaching end if TREE_NO_WARNING is set. Set
20132 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
20134 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
20135 branch if we don't need one.
20136 * c-typeck.c: Include "tree-flow.h"
20137 (c_finish_bc_stmt): Don't add a goto if the current statement
20138 list doesn't fall through to the current point.
20140 2005-01-21 Roger Sayle <roger@eyesopen.com>
20142 PR rtl-optimization/576
20143 * real.c (real_arithmetic): Change return type from void to bool
20144 to return an indication that the result may be inexact.
20145 * real.h (real_arithmeric): Update prototype.
20146 * fold-const.c (const_binop): Don't constant fold floating
20147 point expressions when the user specifies -frounding-math and
20148 the result may depend upon the run-time rounding mode.
20149 (fold_convert_const_real_from_real): Clean-up.
20150 (fold_initializer): Ignore flag_rounding_math for initializers.
20151 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
20152 constant fold FP operations with flag_rounding_math if the
20153 result may depend upon the run-time rounding mode.
20155 2005-01-21 Tom Tromey <tromey@redhat.com>
20157 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
20159 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
20161 * tree-cfg.c: Fix comment typos.
20163 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
20165 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
20166 around the call to rest_of_handle_branch_target_load_optimize.
20168 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20170 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
20171 (sparc64-*-openbsd*): Likewise.
20172 (sparclite-*-elf*): Include tm-dwarf2.h.
20173 (sparc86x-*-elf*): Likewise.
20174 (sparc64-*-elf*): Likewise.
20175 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
20176 (DBX_DEBUGGING_INFO): Likewise.
20177 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
20178 (PREFERRED_DEBUGGING_TYPE): Likewise.
20179 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
20180 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
20181 (PREFERRED_DEBUGGING_TYPE): Likewise.
20182 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
20183 (PREFERRED_DEBUGGING_TYPE): Likewise.
20184 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
20186 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
20189 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
20191 2005-01-20 Paul Brook <paul@codesourcery.com>
20193 * doc/rtl.texi: Document value extension requirements for CONST_INT.
20195 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20197 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
20198 label is first in a sequence of labels.
20200 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
20202 2005-01-20 Janis Johnson <janis187@us.ibm.com>
20203 Giovanni Bajo <giovannibajo@gcc.gnu.org>
20205 * doc/sourcebuild.texi (Test Directives): New.
20207 2005-01-20 Roger Sayle <roger@eyesopen.com>
20209 * real.c (real_floor): Don't leave the result uninitialized when
20210 mode is VOIDMode, but return the unrounded intermediate value.
20211 (real_ceil): Likewise.
20213 2005-01-20 Paul Brook <paul@codesourcery.com>
20215 * config/arm/arm.md (insv): Use gen_int_mode.
20217 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
20219 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
20220 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20221 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20222 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20223 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20225 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
20228 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
20229 fbreg, so we have to assume we can't.
20230 (loc_descriptor_from_tree_1): Ditto.
20231 (containing_function_has_frame_base): New function.
20232 (add_location_or_const_value_attribute): Use it.
20233 Also try to generate a frame_base from a single element location
20236 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20238 PR tree-optimization/15349
20239 * timevar.def (TV_TREE_MERGE_PHI): New.
20240 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
20242 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
20243 calls to tree_forwarder_block_p.
20244 (remove_forwarder_block_with_phi, merge_phi_nodes,
20245 gate_merge_phi, pass_merge_phi): New.
20246 * tree-optimize.c (init_tree_optimization_passes): Add
20248 * tree-pass.h: Add an extern for pass_merge_phi;
20250 2005-01-20 Richard Henderson <rth@redhat.com>
20253 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
20254 (_mm_castps_pd, _mm_castps_si128): New.
20255 (_mm_castsi128_ps, _mm_castsi128_pd): New.
20257 2005-01-20 Richard Henderson <rth@redhat.com>
20260 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
20261 __builtin_ia32_vec_init_v2si.
20262 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
20263 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
20264 (ix86_init_mmx_sse_builtins): Create it.
20265 (ix86_expand_builtin): Expand it.
20266 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
20267 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
20268 (vec_extractv2si_0, vec_extractv2si_1): New.
20270 2005-01-20 Richard Henderson <rth@redhat.com>
20273 * config/i386/i386.c (ix86_expand_push): New.
20274 * config/i386/mmx.md (push<MMXMODE>1): New.
20275 * config/i386/sse.md (push<SSEMODE>1): New.
20276 * config/i386/i386-protos.h: Update.
20278 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20280 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
20283 2005-01-20 Richard Henderson <rth@redhat.com>
20285 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
20286 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
20288 2005-01-19 Richard Henderson <rth@redhat.com>
20291 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
20292 to V4SFmode in SSE1 fallback load path.
20294 2005-01-19 Richard Henderson <rth@redhat.com>
20296 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
20297 in QImode expansion to ix86_expand_vector_set.
20298 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
20300 2005-01-19 Richard Henderson <rth@redhat.com>
20303 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
20304 subclass of the input class.
20305 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
20306 Always true for cross-SSE1 classes. Rationalize conditionals.
20307 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
20308 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
20309 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
20310 (movdi_2): Add MMX/SSE zeros.
20311 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
20312 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
20313 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20314 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
20315 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
20316 (zero_extendsidi2_rex64_1): Remove.
20317 (MOV0 peephole): Check GENERAL_REG_P.
20319 2005-01-19 Richard Henderson <rth@redhat.com>
20322 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
20324 (ix86_expand_vector_extract): Likewise.
20326 2005-01-19 Richard Henderson <rth@redhat.com>
20328 PR middle-end/19304
20329 * expr.c (emit_move_change_mode): New argument force; use
20330 simplify_gen_subreg if true.
20331 (emit_move_via_alt_mode): Merge into ...
20332 (emit_move_via_integer): ... here.
20333 (emit_move_ccmode): Use emit_move_change_mode directly.
20335 2005-01-19 Richard Henderson <rth@redhat.com>
20338 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
20339 (alpha_preferred_reload_class): Handle CONST_VECTOR.
20340 (alpha_emit_set_const_1): Add no_output parameter; don't emit
20342 (alpha_emit_set_const): Likewise. Make static.
20343 (alpha_emit_set_long_const): Make static.
20344 (alpha_extract_integer): Split out from alpha_expand_mov.
20345 (alpha_split_const_mov): Likewise.
20346 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
20347 (alpha_legitimate_constant_p): New.
20348 * config/alpha/alpha-protos.h: Update.
20349 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
20350 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
20351 * config/alpha/alpha.md (movsi): Add n alternative.
20352 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
20353 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
20354 (splitters for all of the above): Use alpha_split_const_mov.
20355 * config/alpha/predicates.md (non_add_const_operand): New.
20356 (non_zero_const_operand): New.
20357 (input_operand): Use alpha_legitimate_constant_p after reload.
20359 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
20361 PR tree-optimization/19038
20362 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
20363 (add_candidate): Add ivs with increment in latch only if
20364 allow_ip_end_pos_p is true.
20365 (determine_iv_cost): Use empty_block_p.
20367 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
20369 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
20370 (compute_dominance_frontiers): Ditto.
20372 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
20375 * config/sh/t-rtems: New.
20376 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
20378 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
20380 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
20381 the offset of the selected field.
20383 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
20385 * tree-cfg.c (remove_forwarder_block): Fix the check to
20386 prevent a nonlocal label from appearing in the middle of a
20389 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
20391 PR rtl-optimization/19462
20392 * reorg.c (find_end_label): Create return insn only if
20393 current_function_epilogue_delay_list is empty.
20395 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
20397 * doc/passes.texi: Remove paragraph mentioning new-ra.
20399 2005-01-19 Jakub Jelinek <jakub@redhat.com>
20401 PR rtl-optimization/15139
20402 * combine.c: Include params.h.
20403 (count_rtxs): New function.
20404 (record_value_for_reg): If replace_rtx would replace at least
20405 2 occurrences of REG in VALUE and TEM is really large, replace REG with
20406 (clobber (const_int 0)) instead of TEM.
20407 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
20408 * params.h (MAX_LAST_VALUE_RTL): New.
20409 * Makefile.in (combine.o): Depend on $(PARAMS_H).
20410 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
20413 * c-typeck.c (digest_init): Only call build_vector if all constructor
20414 elements are *_CST nodes.
20415 * gimplify.c (gimplify_init_constructor): Likewise.
20417 PR middle-end/19164
20418 * c-typeck.c (digest_init): Only call build_vector if inside_init
20421 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
20423 * toplev.c (init_asm_output): Remove dead #ifdef.
20425 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
20427 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
20429 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20431 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
20432 accessing DECL_FUNCTION_CODE.
20433 * dojump.c (do_jump): Likewise.
20434 * gimplify.c (gimplify_call_expr): Likewise.
20435 * predict.c (expr_expected_value): Likewise.
20436 (strip_builtin_expect): Likewise.
20437 * tree-inline.c (estimate_num_insns_1): Likewise.
20438 * tree-ssa-loop-im.c (stmt_cost): Likewise
20439 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
20440 (tree_expr_nonnegative_p): Likewise.
20442 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20444 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
20445 variant of the load_pcrel_sym pattern.
20446 * config/sparc/sparc.md (P macro): Move to the top.
20447 (load_pcrel_sym): Macroize using P.
20448 (save_register_window): Likewise.
20450 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
20452 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
20453 ("sordered"): Same.
20455 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
20458 * c-typeck.c (build_asm_expr): Strip nops off
20459 input memory operands.
20461 2005-01-18 David Edelsohn <edelsohn@gnu.org>
20463 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
20464 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
20465 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
20466 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
20468 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
20471 * config/i386/i386.c (override_options): If the 80387 is disabled,
20472 then do not return FP values using FP registers.
20474 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
20476 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
20477 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
20478 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
20479 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
20480 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
20481 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
20482 output.h, postreload-gcse.c, postreload.c, recog.c,
20483 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
20484 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
20485 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
20486 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
20487 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
20488 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
20489 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
20490 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
20492 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
20493 config/alpha/alpha.c, config/arm/vfp.md,
20494 config/i386/emmintrin.h, config/i386/i386-modes.def,
20495 config/i386/i386-protos.h, config/i386/i386.h,
20496 config/i386/pmmintrin.h, config/i386/ppro.md,
20497 config/i386/predicates.md, config/i386/xmmintrin.h,
20498 config/i860/i860.c, config/ia64/ia64-modes.def,
20499 config/ia64/ia64-protos.h, config/ia64/ia64.h,
20500 config/ia64/ia64.md, config/ia64/itanium1.md,
20501 config/ia64/itanium2.md, config/ia64/predicates.md,
20502 config/iq2000/iq2000.h, config/mips/linux64.h,
20503 config/rs6000/aix41.h, config/rs6000/aix43.h,
20504 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
20505 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
20506 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
20507 config/sparc/linux64.h, config/sparc/litecoff.h,
20508 config/sparc/sp64-elf.h, config/sparc/sparc.c,
20509 config/sparc/sparc.h, config/sparc/sparc.md,
20510 config/sparc/sysv4-only.h: Update copyright.
20512 2005-01-18 Richard Henderson <rth@redhat.com>
20515 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
20517 2005-01-18 Marc Espie <espie@openbsd.org>
20518 * config/i386/openbsdelf.h: Typo.
20520 2005-01-18 Richard Henderson <rth@redhat.com>
20522 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
20523 special case for sse.
20524 * config/i386/predicates.md (sse_comparison_operator): Likewise.
20526 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
20528 * tree-inline.c (estimate_num_insns_1): Added cases for
20529 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
20531 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20533 PR rtl-optimization/19296
20534 * combine.c (simplify_comparison): Rewrite the condition under
20535 which a non-paradoxical SUBREG of a PLUS can be lifted when
20536 compared against a constant.
20538 2005-01-18 Andi Kleen <ak@muc.de>
20540 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
20541 * c.opt (-Wpointer-sign): Add.
20542 * doc/invoke.texi: (-Wpointer-sign): Add.
20544 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20546 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
20547 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
20548 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
20549 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
20550 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
20551 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
20552 for TARGET_MIX_SSE_I387.
20553 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
20554 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
20555 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
20556 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
20557 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
20558 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
20559 TARGET_MIX_SSE_I387.
20560 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
20563 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20566 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
20567 Add movaps alternative for xmm reg->reg move.
20569 2005-01-17 Jeff Law <law@redhat.com>
20571 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
20572 at the end of the main DOM loop rather than just before DOM exits.
20574 2005-01-17 Diego Novillo <dnovillo@redhat.com>
20576 PR tree-optimization/19121
20577 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
20578 adding aliases to a name tag, also add them to the pointer's
20580 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
20581 sensitive alias info at all. Only check that the two pointers
20582 have compatible pointed-to sets.
20583 * tree-ssa.c (verify_name_tags): Verify that the alias set of
20584 a pointer's type tag is a superset of the alias set of the
20585 pointer's name tag.
20587 2005-01-17 James E Wilson <wilson@specifixinc.com>
20590 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
20591 comment to document why.
20593 2005-01-17 Richard Henderson <rth@redhat.com>
20595 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
20596 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
20597 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
20598 sse2_vmsminv2df3_finite): New.
20599 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
20600 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
20601 Force op1 into register.
20603 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
20605 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
20606 bubblestrap from always rebuilding build directory.
20608 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
20610 * config/s390/s390.md ("*clc"): Remove incorrect '='.
20611 ("*cmpmem_short"): Likewise.
20613 2005-01-17 Steven Bosscher <stevenb@suse.de>
20615 * basic-block.h: Document BB_* flags.
20616 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
20617 use an sbitmap instead.
20618 * sched-rgn.c (compute_trg_info): Likewise.
20620 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
20622 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
20623 redundant target_cpu_default and extra_parts lines. Use the default
20625 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
20626 (SUBTARGET_EXTRA_SPECS): Delete.
20627 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
20628 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
20629 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
20630 and "n32" for -mabi=n32.
20632 2005-01-17 Ian Lance Taylor <ian@airs.com>
20635 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
20636 fold constant variables into initial values.
20638 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20640 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
20642 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
20643 through the statements backward.
20645 2005-01-17 Ian Lance Taylor <ian@airs.com>
20647 PR middle-end/13127:
20648 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
20649 a variable set to the return value of the inlined function.
20651 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
20653 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
20654 when modes are tieable.
20656 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
20658 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
20659 of pthread_create to find out if threads are enabled.
20660 * gthr-posix95.h (__gthread_active_p): Likewise.
20662 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20664 * common.opt (-fnew-ra): Remove.
20666 * toplev.h (flag_new_regalloc): Remove.
20667 * Makefile.in (ra*.*): Don't mention.
20668 * passes.c (rest_of_handle_new_regalloc): Remove.
20669 (rest_of_handle_combine, rest_of_compilation): Always consider
20670 flag_new_regalloc as false.
20671 * doc/invoke.texi: Don't document -fnew-ra.
20673 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20675 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
20676 last parameter to reg_scan.
20677 * loop.c (loop_optimize): Likewise.
20678 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
20679 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
20680 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
20681 rest_of_handle_gcse, rest_of_handle_loop_optimize,
20682 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
20683 * regclass.c (reg_scan): Likewise, for the declaration.
20684 * rtl.h (reg_scan): Likewise, for the prototype.
20686 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20688 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
20689 mark_dfs_back_edges.
20691 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
20693 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
20694 (compute_avail): Uses don't go in tmp_gen.
20696 2005-01-16 Steven Bosscher <stevenb@suse.de>
20698 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
20699 loop to look for a free slot in a page entry.
20701 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20704 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
20705 * toplev.c (compile_file): Call process_pending_assemble_output_defs
20706 just before targetm.asm_out.file_end.
20707 * tree.h (process_pending_assemble_output_defs): Declare.
20708 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
20710 (assemble_alias): Defer generation of assembly code for defines when
20711 TARGET_DEFERRED_OUTPUT_DEFS is true.
20712 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20713 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20714 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
20716 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20719 * pa.c (pa_scalar_mode_supported_p): New function.
20720 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20721 * pa.h (MIN_UNITS_PER_WORD): Add comment.
20723 * pa-protos.h (prefetch_operand): Delete.
20724 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
20725 * pa.c (prefetch_operand): Delete.
20726 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
20727 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
20728 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
20729 and prefetch_nocc_operand.
20730 * pa.md (prefetch): Rework to avoid reload problems handling short
20731 displacements when a cache control completer needs to be provided.
20732 (prefetch_32, prefetch_64): Delete.
20733 (prefetch_cc, prefetch_nocc): New patterns.
20735 2005-01-15 David Edelsohn <edelsohn@gnu.org>
20737 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
20739 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20742 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
20743 exceeds maximum alignment for global common data.
20744 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
20745 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
20747 2004-01-15 Roger Sayle <roger@eyesopen.com>
20749 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
20751 2004-01-15 Roger Sayle <roger@eyesopen.com>
20753 * harg-reg-set.h (reg_class_names): Prototype global array.
20754 * regclass.c (reg_class_names): Declare here and initialize to
20756 (dump_regclass): Remove local declaration of reg_class_names.
20757 (regclass): Likewise.
20758 * cfg.c (dump_flow_info): Likewise.
20759 * ra-debug.c (reg_class_names): Likewise.
20760 * regrename.c (reg_class_names): Likewise.
20761 * reload.c (reg_class_names): Likewise.
20762 * reload1.c (spill_failure): Likewise.
20763 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
20765 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
20767 * config/s390/s390.md ("reload_outti"): Remove predicate for
20768 output operand. Abort if operand is not a MEM.
20769 ("reload_outdi", "reload_outdf"): Likewise.
20771 2005-01-15 Marc Espie <espie@openbsd.org>
20773 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
20774 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
20775 * config/openbsd.h: Fix C++ includes for native configurations.
20776 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
20777 Add trampoline support.
20778 * config/i386/openbsdelf.h: New.
20780 2005-01-15 Marc Espie <espie@openbsd.org>
20782 * collect2.c (main): Explicitly parse -dynamic-linker option.
20784 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20786 PR tree-optimization/19060
20787 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20788 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20789 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20790 and handle extract_range_from_cond returning false.
20791 * fold-const.c (fold): Optimize comparisons with min/max even for
20792 width > HOST_BITS_PER_WIDE_INT.
20794 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20796 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20797 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20798 Remove little endian multilib variants.
20799 Add mips32 multilib variant.
20801 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20803 * explow.c (copy_all_reg, stabilize): Remove.
20804 * expr.h: Remove the corresponding prototypes.
20806 * rtlanal.c (regs_set_between_p): Remove.
20807 * rtl.h: Remove the corresponding prototype.
20809 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20811 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20812 to rs6000_nonimmediate_operand.
20813 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20814 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20815 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20816 rs6000_nonimmediate_operand.
20817 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20818 rs6000_nonimmediate_operand.
20820 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20822 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20824 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20826 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20828 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20829 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20831 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20832 (rs6k_nonimmediate_operand): New.
20833 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20835 (legitimate_lo_sum_address_p): Same.
20836 (rs6000_legitimize_address): Same.
20837 (rs6000_legitimize_reload_address): Same.
20838 (rs6000_legitimate_address): Same.
20839 (spe_build_register_parallel): Pass DF and DC modes in a DI
20842 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20843 to rs6k_nonimmediate_operand.
20845 * config/rs6000/spe.md ("*frob_df_di"): New.
20846 ("*frob_di_df"): New.
20847 ("*frob_di_df_2"): New.
20848 ("*mov_sidf_e500_subreg0"): New.
20849 ("*mov_sidf_e500_subreg4"): New.
20850 ("*movdf_e500_double"): Change predicate to
20851 rs6k_nonimmediate_operand.
20853 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20855 * postreload.c (move2add_note_store): Only call
20856 trunc_int_for_mode on scalar integers.
20858 2005-01-14 Steven Bosscher <stevenb@suse.de>
20860 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20861 replace BB_VISITED uses.
20862 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20863 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20864 (tree_dce_done): Free visited_control_parents.
20865 (perform_tree_ssa_dce): Allocate and clear it.
20866 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20867 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20868 instead of BB_VISITED.
20870 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20872 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20873 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20874 Remove unused prototypes.
20876 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20878 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20879 64-bit register usage.
20880 (spe_func_has_64bit_regs_p): Add FIXME note.
20882 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20884 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20885 flag_finite_math_only with flag_unsafe_math_optimizations.
20887 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20889 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20890 end-of-stack check.
20891 (__tpf_eh_return): Copy TPF private stack area from the module
20892 boundary stack frame. Add check for when module addresses are
20893 equal, but no stub address is found.
20895 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20898 * arm.h (struct machine_function): Add call_via field.
20899 (thumb_call_via_label): Declare.
20900 * arm.c (thumb_call_via_label): New variable.
20901 (thumb_call_reg_needed): New variable.
20902 (arm_output_function_epilogue): For Thumb code, output any per-function
20903 call-indirect trampolines.
20904 (thumb_call_via_reg): New function.
20905 (arm_file_end): New function.
20906 (TARGET_ASM_FILE_END): Call arm_file_end.
20907 (aof_file_end): Likewise.
20908 * arm-protos.h (thumb_call_via_reg): Declare.
20909 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20910 thumb_call_via_reg in normal case.
20912 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20914 PR middle-end/19084
20915 PR rtl-optimization/19348
20916 * recog.c (peephole2_optimize): Do global life update if some peephole
20917 decides it doesn't need at least one of its inputs and that change
20918 influences liveness at the start of the basic block.
20920 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20921 arguments instead of 1.
20923 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20925 PR middle-end/18820
20926 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20927 zero for nested functions needing a static chain or functions
20928 with a non-constant address.
20930 2005-01-13 Roger Sayle <roger@eyesopen.com>
20932 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20933 (and (sign_extend X) C) into (zero_extend (and X C)).
20935 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20937 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20939 2005-01-13 Richard Henderson <rth@redhat.com>
20944 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20945 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20946 not just TARGET_SSE.
20947 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20948 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20949 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20950 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20951 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20952 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20953 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20954 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20955 (movdicc_c_rex64): Rename with '*'.
20956 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20957 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20958 (movsfcc_1_387): Rename from movsfcc_1.
20959 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20960 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20961 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20962 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20963 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20964 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20965 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20966 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20967 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20968 sse_movdfcc_const0_4): Remove.
20969 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20970 recognize min/max early. Update for changed sse cmove patterns.
20971 (ix86_split_sse_movcc): New.
20972 * config/i386/i386-protos.h: Update.
20974 2005-01-13 Steven Bosscher <stevenb@suse.de>
20976 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20977 (fix_stmt_v_may_defs): Likewise.
20979 2005-01-13 Richard Henderson <rth@redhat.com>
20981 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20982 for converting the mask.
20984 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20986 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20989 2005-01-13 Richard Henderson <rth@redhat.com>
20991 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20992 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20993 IX86_BUILTIN_MOVDQ2Q): Remove.
20994 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20995 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20996 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20998 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20999 (sse2_pextrw): Fix immediate constraint.
21000 (sse2_loadq, sse2_loadq_rex64): Remove.
21001 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
21002 Use __builtin_ia32_vec_ext_<size>.
21003 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
21005 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
21007 * function.c (assign_parm_setup_block): Look inside original
21008 entry_parm when inspecting PARALLEL.
21010 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
21011 Joel Sherrill <joel@oarcorp.com>
21014 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
21015 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
21016 rtems_gxx_recursive_mutex_init.
21017 (__gthread_recursive_mutex_lock): New function.
21018 (__gthread_recursive_mutex_trylock): Likewise.
21019 (__gthread_recursive_mutex_unlock): Likewise.
21021 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
21023 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
21025 2005-01-13 Jan Beulich <jbeulich@novell.com>
21027 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
21028 (ashrti3_internal): Indicate output is early clobber. Generate result
21029 into output rather than first input. Use move for low word of output
21030 if shift count is exactly 64.
21031 (lshrti3_internal): Likewise.
21033 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
21037 * reload1.c (delete_output_reload): Don't delete an output reload
21038 if the pseudo lives longer than a single basic block. Adjust and
21039 improve wording of comment.
21041 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
21044 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
21045 of TYPE_SIZE where we mean the number of bytes.
21047 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
21049 * function.c (assign_parm_setup_block): Relax condition on
21050 multi-register optimization.
21052 2005-01-12 Nick Clifton <nickc@redhat.com>
21054 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
21055 an "in_delay_slot" attribute of "no" to prevent them being used in
21056 delay slots. This is forbidden because they might generate
21059 2005-01-12 Alan Modra <amodra@bigpond.net.au>
21062 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
21063 with r->Y and Y->r.
21065 2005-01-12 Nick Clifton <nickc@redhat.com>
21067 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
21068 passed on to GAS) but do not define, as GAS no longer supports or
21069 needs the -m2000 option.
21071 2005-01-11 Roger Sayle <roger@eyesopen.com>
21073 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
21074 type as args of unprototyped builtins aren't automatically promoted.
21075 (fold_builtin_abs): Likewise.
21077 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21079 * Makefile.in: Set a `build-warn' variable.
21081 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21083 PR tree-optimization/17949
21084 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
21085 (find_interesting_uses_address): Use it.
21087 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
21089 * regrename.c (kill_value): Handle subreg's that won't simplify.
21091 2005-01-11 Richard Henderson <rth@redhat.com>
21094 * config/i386/i386.h (enum ix86_builtins): Move ...
21095 * config/i386/i386.c: ... here.
21096 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
21097 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
21098 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
21099 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
21100 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
21101 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
21102 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
21103 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
21104 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
21105 IX86_BUILTIN_LOADDDUP): Remove.
21106 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
21107 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
21108 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
21109 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
21110 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
21111 (ix86_init_builtins): Make static.
21112 (ix86_init_mmx_sse_builtins): Update for changed builtins.
21113 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
21114 if all the modes match. Otherwise, fake it.
21115 (get_element_number, ix86_expand_vec_init_builtin,
21116 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
21117 (ix86_expand_builtin): Make static. Update for changed builtins.
21118 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
21119 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
21120 (ix86_expand_vector_init_duplicate): New.
21121 (ix86_expand_vector_init_low_nonzero): New.
21122 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
21123 Split out from ix86_expand_vector_init; handle integer modes.
21124 (ix86_expand_vector_init): Use them.
21125 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
21126 * config/i386/i386-protos.h: Update.
21127 * config/i386/predicates.md (reg_or_0_operand): New.
21128 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
21129 (movv2sf_internal): Likewise. And a splitter to match them all.
21130 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
21131 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
21132 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
21133 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
21134 (mmx_pinsrw): Fix operand ordering.
21135 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
21136 rather than sse_loadss expander.
21137 (movv2df splitter): Similarly.
21138 (sse_loadss, sse_loadlss): Remove.
21139 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
21140 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
21141 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
21142 (sse3_movddup): Rename with '*'.
21143 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
21144 (sse2_loadsd): Remove.
21145 (vec_dupv2df_sse3): Rename from sse3_loadddup.
21146 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
21147 (sse2_pinsrw): Fix argument ordering.
21148 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
21149 (sse2_stored): Remove 'r' destination.
21150 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
21151 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
21152 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
21153 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
21154 vec_extractv16qi, vec_initv16qi): New.
21156 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
21157 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
21158 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
21160 (_mm_load_pd, _mm_store_pd): Use plain dereference.
21161 (_mm_load_si128, _mm_store_si128): Likewise.
21162 (_mm_load1_pd): Use _mm_set1_pd.
21163 (_mm_load_sd): Use _mm_set_sd.
21164 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
21165 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
21166 (_mm_set_epi64): Use _mm_set_epi64x.
21167 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
21168 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
21169 _mm_setr_epi8): Use _mm_set_foo form.
21170 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
21171 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
21172 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
21173 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
21174 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
21175 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
21176 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
21177 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
21178 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
21179 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
21180 (_mm_movedup_pd): Use _mm_shuffle_pd.
21181 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
21182 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
21183 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
21184 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
21185 Use _mm_setzero_ps.
21186 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
21187 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
21188 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
21189 (_mm_store_ps): Use raw dereference.
21190 (_mm_store1_ps): Use _mm_storeu_ps.
21191 (_mm_storer_ps): Use _mm_store_ps.
21192 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
21193 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
21195 2005-01-11 Stan Shebs <shebs@apple.com>
21197 * config/rs6000/rs6000.c (machopic_output_stub): Issue
21198 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
21200 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
21203 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
21204 Skip all DECLs except for FIELD_DECLs.
21206 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
21208 * config/s390/s390.c (override_options): Return error if
21209 -mbackchain, -mpacked-stack and -mhard-float are used together.
21210 (s390_va_start): Remove the backchain && packed-stack special case.
21211 (s390_gimplify_va_arg): Likewise.
21212 * doc/invoke.texi: Remove the ABI incompatibility note.
21214 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
21216 * config/s390/s390.c (struct s390_frame_layout): Remove
21218 (s390_frame_info, s390_emit_prologue): Replace occurrences of
21219 save_backchain_p with TARGET_BACKCHAIN.
21221 2005-01-11 Alan Modra <amodra@bigpond.net.au>
21224 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
21225 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
21226 * function.c (locate_and_pad_parm): Set new field.
21227 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
21228 Tweak where_pad test to include "none". Always set mem align for
21230 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
21231 not sufficient for type.
21232 (assign_parm_setup_block): If stack_parm is zero on entry, always
21233 make a new stack local. Block move old stack parm if necessary
21234 to new aligned stack local.
21235 (assign_parm_setup_stack): Use a block move to handle
21236 potentially misaligned entry_parm.
21237 (assign_parms_unsplit_complex): Specify required alignment when
21238 creating stack local.
21239 * calls.c (compute_argument_addresses): Override alignment of stack
21240 arg calculated from its type with the alignment given by
21241 FUNCTION_ARG_BOUNDARY.
21242 (store_one_arg): Likewise.
21244 2005-01-11 Jan Beulich <jbeulich@novell.com>
21246 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
21247 Change respective itanium_class attribute to ialu.
21248 (shladdp4_internal): New.
21249 * config/ia64/predicates.md (shladd_log2_operand): New.
21251 2005-01-11 Richard Henderson <rth@redhat.com>
21253 * expr.c (store_constructor): Use rtvec_alloc instead of
21254 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
21256 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
21258 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
21260 2005-01-11 Alan Modra <amodra@bigpond.net.au>
21262 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
21263 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
21264 (TARGET_RWRELOC): Define.
21265 (ia64_rwreloc_section_type_flags): Delete.
21266 (ia64_section_type_flags): New function.
21267 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
21268 (TARGET_RWRELOC): Define.
21270 2005-01-10 David Mosberger <davidm@hpl.hp.com>
21273 * config/ia64/ia64.c (process_set): For alloc insn, only call
21274 process_epilogue is !frame_pointer_needed.
21276 2005-01-10 Roger Sayle <roger@eyesopen.com>
21279 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
21280 unary operator and can't be treated as a binary/comparison operator.
21282 2005-01-10 Richard Henderson <rth@redhat.com>
21284 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
21285 (ix86_return_in_memory): Likewise.
21286 (function_arg_advance): Likewise. Mirror structure in function_arg
21287 for choosing register to advance.
21289 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
21291 * tree-vectorizer.c, tree.def: Fix comment typos.
21293 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
21295 * config/s390/s390.c (struct processor_costs): 4 new fields:
21296 ddbr, ddr, debr, der.
21297 (s390_rtx_costs): More precise handling of divide instructions.
21299 2005-01-10 David Edelsohn <edelsohn@gnu.org>
21301 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
21303 2005-01-10 Jan Beulich <jbeulich@novell.com>
21305 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
21306 names resulting from -ffunction-sections/-fdata-sections and linkonce
21308 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
21309 based on the section name. Rearrange the section name comparison logic
21310 slightly so that each section name is compared against at most once.
21312 2005-01-10 Ben Elliston <bje@au.ibm.com>
21314 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
21315 targets for which -fPIC reduces limitations on the GOT size.
21317 2005-01-09 Falk Hueffner <falk@debian.org>
21319 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
21322 2005-01-09 David Edelsohn <edelsohn@gnu.org>
21325 * collect2.c (main): Set aixrtl_flag for -brtl option.
21326 (resolve_lib_name): Search for .so file extension before .a
21327 if aixrtl_flag set.
21329 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
21331 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
21332 (vect_analyze_data_refs_alignment): Add dump prints.
21334 2005-01-09 Ira Rosen <irar@il.ibm.com>
21336 * tree-vectorizer.c (vect_analyze_offset_expr): Use
21337 expr_invariant_in_loop_p.
21338 Initialize outputs first thing in the function.
21339 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
21340 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
21341 (vect_analyze_pointer_ref_access): Check that the initial condition of
21342 the access function is loop invariant.
21344 2005-01-09 Richard Henderson <rth@redhat.com>
21346 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
21347 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
21348 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
21349 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
21350 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
21351 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
21352 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
21353 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
21354 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
21355 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
21356 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
21357 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
21358 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
21359 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
21360 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
21361 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
21362 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
21363 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
21364 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
21365 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
21366 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
21367 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
21368 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
21370 (mmx_clrdi, pavgusb): Remove.
21371 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
21372 with leading sse_ prefix.
21373 * config/i386/sse.md: Receive them.
21374 * config/i386/mmx.md: New file.
21375 (MMXMODE12, MMXMODE24, mmxvecsize): New.
21376 (subrv2sf3): Turn into expander for normal subtraction.
21377 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
21378 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
21379 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
21380 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
21381 commutative; use ix86_binary_operator_ok.
21382 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
21383 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
21384 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
21385 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
21386 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
21387 Macroize from existing patterns; use ix86_binary_operator_ok.
21388 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
21389 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
21390 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
21391 with vec_select+vec_concat.
21392 (mmx_pshufw, mmx_pshufw_1): Likewise.
21393 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
21394 (mmx_uavgv4hi3): Model correctly.
21395 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
21396 _mm_xor_si64): Remove casts.
21398 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21400 PR tree-optimization/19224
21401 * tree-scalar-evolution.c (get_instantiated_value,
21402 set_instantiated_value): New functions.
21403 (instantiate_parameters_1): Cache the results.
21404 (instantiate_parameters, resolve_mixers): Initialize and free
21407 2005-01-08 David Edelsohn <edelsohn@gnu.org>
21409 * config/i386/i386.md (addhi_4): Correct reference in comment.
21412 2005-01-08 Richard Henderson <rth@redhat.com>
21414 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
21415 (_mm_cvtsi128_si64x): Likewise.
21416 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
21417 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
21418 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
21419 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
21420 * config/i386/i386-protos.h: Update.
21421 * config/i386/i386.c (print_operand): Add 'H'.
21422 (ix86_fixup_binary_operands): Split out from ...
21423 (ix86_expand_binary_operator): ... here.
21424 (ix86_fixup_binary_operands_no_copy): New.
21425 (ix86_expand_fp_absneg_operator): Handle vector mode results.
21426 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
21427 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
21428 (safe_vector_operand): Use CONST0_RTX.
21429 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
21430 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
21431 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
21432 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
21434 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
21435 (IX86_BUILTIN_CMPNGESS): New.
21436 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
21437 (attr type): Add sselog1.
21438 (attr unit, attr memory): Handle it.
21439 (movti, movti_internal, movti_rex64): Move near other integer moves.
21440 (movtf, movtf_internal): Move near other fp moves.
21441 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
21442 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
21443 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
21444 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
21445 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
21446 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
21447 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
21448 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
21449 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
21450 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
21451 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
21452 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
21453 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
21454 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
21455 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
21456 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
21457 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
21458 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
21459 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
21460 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
21461 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
21462 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
21463 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
21464 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
21465 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
21466 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
21467 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
21468 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
21469 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
21470 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
21471 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
21472 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
21473 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
21474 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
21475 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
21476 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
21477 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
21478 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
21479 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
21480 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
21481 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
21482 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
21483 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
21484 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
21486 (SSEPUSH, push<SSEPUSH>): Remove.
21487 (MMXPUSH, push<MMXPUSH>): Remove.
21488 (sse_movaps, sse_movaps_1, sse_movups): Remove.
21489 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
21490 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
21491 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
21492 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
21493 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
21494 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
21495 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
21496 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
21497 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
21498 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
21499 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
21500 (ppro_sse_log_V4SF): Handle sselog1.
21501 * config/i386/predicates.md (const_0_to_1_operand): New.
21502 (const_0_to_255_mul_8_operand): New.
21503 (const_1_to_31_operand): Rename from const_int_1_31_operand.
21504 (const_2_to_3_operand, const_4_to_7_operand): New.
21505 * config/i386/sse.md: New file.
21506 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
21507 (sse_movups): Rename from sse_movups_1.
21508 (sse_loadlss): Rename from sse_loadss_1.
21509 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
21511 (negv4sf2): Use ix86_expand_fp_absneg_operator.
21512 (absv4sf2, negv2df, absv2df): New.
21513 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
21514 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
21515 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
21516 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
21517 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
21518 (sse3_addsubv4sf3): Model correctly.
21519 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
21520 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
21521 (sse_movhlps): Model with vec_select+vec_concat.
21522 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
21523 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
21524 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
21525 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
21526 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
21527 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
21528 sse2_pshufhw_1): Likewise.
21529 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
21530 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
21531 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
21532 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
21533 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
21534 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
21535 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
21536 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
21537 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
21538 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
21539 sminv8hi3): Mark commutative
21540 operands. Use ix86_binary_operator_ok.
21541 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
21542 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
21543 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
21544 sse2_punpcklqdq): Allow operand2 in memory.
21545 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
21546 sse2_movsd): Add memory alternatives.
21547 (sse_storelps): Turn expander into an insn; split after reload.
21548 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
21549 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
21551 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21553 * configure.ac (DWARF-2 debug_line): Use objdump.
21554 * configure: Regenerate.
21556 2005-01-08 Jeff Law <law@redhat.com>
21557 Diego Novillo <dnovillo@redhat.com>
21559 PR tree-optimization/18241
21560 * tree-nrv.c (tree_nrv): Ignore volatile return values.
21561 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
21562 statements with volatile operands.
21563 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
21564 operands after marking a statement with has_volatile_ops.
21566 2005-01-08 Roger Sayle <roger@eyesopen.com>
21568 * tree.c (int_fits_type_p): Always honor integer constant
21569 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
21571 2005-01-08 Roger Sayle <roger@eyesopen.com>
21573 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
21574 the latent bug in rtl_delete_block has been resolved.
21576 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21578 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
21579 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
21581 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21583 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
21584 library as @multilib_dir@/$(SHLIB_SONAME).
21586 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21588 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
21589 * configure: Regenerate.
21591 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21593 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
21596 2005-01-07 David Edelsohn <edelsohn@gnu.org>
21599 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
21600 Convert non-word aligned offset address using ld/std into
21603 2005-01-07 Richard Henderson <rth@redhat.com>
21605 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
21607 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
21609 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
21611 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21613 PR tree-optimization/19283
21614 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
21615 is not shorter than the original type.
21617 PR rtl-optimization/19012
21618 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
21620 PR rtl-optimization/18861
21621 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
21622 (FULL_STATE): Define.
21623 (mark_tablejump_edge): New function.
21624 (purge_dead_tablejump_edges): New function.
21625 (find_bb_boundaries): Use it.
21627 PR tree-optimization/18828
21628 * builtins.c (expand_builtin_next_arg): Remove argument and all
21629 the argument checking.
21630 (expand_builtin): Adjust caller.
21631 (expand_builtin_va_start): Likewise. Remove error for too many
21633 (fold_builtin_next_arg): Issue error for too many arguments.
21634 After checking arguments, replace them with magic arguments that
21635 prevent further checking of the args.
21637 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21639 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
21641 2005-01-06 Roger Sayle <roger@eyesopen.com>
21644 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
21645 and %{.S:...} (and their negative variants) to test whether the
21646 input file is assembler or pre-processed-assembler independent of
21647 the actual filename extension.
21649 2005-01-06 Roger Sayle <roger@eyesopen.com>
21651 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
21652 of sign or zero extended values.
21654 2005-01-06 Geoffrey Keating <geoffk@apple.com>
21656 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
21657 for IBM long double format correctly.
21659 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
21661 Fix PR tree-optimization/18792
21663 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
21664 to first_loop_depth, and use loop depth instead of loop number.
21665 (build_classic_dir_vector): Ditto.
21666 (compute_data_dependences_for_loop): Use depth, not loop number.
21667 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
21668 number. Pass in loops, instead of loop numbers.
21669 (gather_interchange_stats): Ditto.
21670 (linear_transform_loops): Ditto.
21672 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
21675 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
21676 biv_fits_mode_p, extension_within_bounds_p): New functions.
21677 (check_ext_dependent_givs): Use them.
21679 2005-01-06 Roger Sayle <roger@eyesopen.com>
21681 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
21682 more than one barrier, in which case we should delete them all.
21684 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
21686 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
21688 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
21690 Fix PR middle-end/19286
21692 * dwarf2out.c (gen_subprogram_die): If we've already tried to
21693 output this subprogram, simply ignore this attempt to do it again.
21694 (add_abstract_origin_attribute): Don't abort trying to add the abstract
21695 origin attribute if it's not possible.
21696 (gen_block_die): Don't ignore subblocks of "unused" blocks.
21697 (decls_for_scope): Ditto.
21698 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
21699 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
21701 2005-01-05 Richard Henderson <rth@redhat.com>
21704 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
21705 (bdesc_2arg): Use it.
21706 (ix86_expand_binop_builtin): Force operands into registers
21708 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
21709 ix86_expand_sse_compare, ix86_expand_sse_comi,
21710 ix86_expand_builtin): Likewise.
21712 2005-01-05 Richard Henderson <rth@redhat.com>
21714 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
21716 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
21717 (mulv4hi3): Set itanium_class mmmul.
21718 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
21719 (fpack): Rename from fpack_sfsf.
21721 2005-01-05 Richard Henderson <rth@redhat.com>
21724 * reload1.c (do_input_reload): Restrict the optimization deleteing
21725 a previous output reload to RELOAD_FOR_INPUT.
21727 2005-01-05 Steven Bosscher <stevenb@suse.de>
21729 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
21730 comment that we fall through after case.
21731 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
21732 (distribute_links): Likewise.
21733 * cse.c (cse_insn): Likewise.
21734 * cselib.c (cselib_invalidate_mem): Likewise.
21735 * df.c: Update comments at the top of the file.
21736 (read_modify_subreg_p): Update comments here too.
21737 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
21738 * flow.c (mark_set_1): Likewise.
21739 (mark_used_regs): Likewise.
21740 * gcse.c (mems_conflict_for_gcse_p): Likewise.
21741 (canon_list_insert): Likewise.
21742 (mark_set): Likewise.
21743 (try_replace_reg): Likewise.
21744 (store_killed_in_insn): Likewise.
21745 * loop.c (count_one_set): Likewise.
21746 (basic_induction_var): Likewise.
21747 * postreload-gcse.c (find_mem_conflicts): Likewise.
21748 * postreload.c (reload_combine_note_store): Likewise.
21749 (move2add_note_store): Likewise.
21750 * reload.c (find_equiv_reg): Likewise.
21751 (mark_referenced_resources): Likewise.
21752 * rtlanal.c (set_noop_p): Likewise.
21753 (note_stores): Likewise.
21754 (note_uses): Likewise.
21755 * sched-deps.c (sched_analyze_1): Likewise.
21756 * sched-rgn.c (check_live_1): Likewise.
21757 (update_live_1): Likewise.
21758 * config/i860/i860.c: Likewise.
21760 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
21762 (ZERO_EXTRACT): Mention that this one can be an lvalue.
21764 * doc/rtl.texi: Update documentation for bit-fields and SET.
21766 2005-01-05 Roger Sayle <roger@eyesopen.com>
21768 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
21770 2005-01-05 Jan Hubicka <jh@suse.cz>
21771 Richard Henderson <rth@redhat.com>
21774 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
21777 2005-01-05 Richard Henderson <rth@redhat.com>
21780 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21781 (sse_shufps): Change operand 3 to const_int_operand.
21782 (sse2_storelps): Fix typo in template.
21783 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21784 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21785 (ix86_expand_builtin): Likewise.
21787 2005-01-05 Julian Brown <julian@codesourcery.com>
21789 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21790 as aggregates for AAPCS ABIs.
21792 2005-01-05 Stan Shebs <shebs@apple.com>
21794 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21795 Mach-O getters if ppc64.
21796 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21798 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21799 signed four-byte field for global code case.
21800 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21802 2005-01-05 Roger Sayle <roger@eyesopen.com>
21804 PR middle-end/19100
21805 * c-common.c: Include real.h.
21806 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21807 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21808 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21809 * Makefile.in (c-common.o): Update dependencies.
21811 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21813 * c-parse.in (asm_string): Add trailing semicolon.
21815 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21817 * c-parse.in (asm_string): New. Don't allow wide strings in
21819 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21820 asm_string instead of STRING.
21822 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21824 * c-typeck.c (constructor_no_implicit): Remove.
21825 (set_designator, process_init_element): Don't check
21826 constructor_no_implicit.
21828 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21829 Kaz Kojima <kkojima@gcc.gnu.org>
21832 * lcm.c (create_pre_exit): New.
21833 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21834 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21836 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21838 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21839 -msoft-float in target_float_switch.
21840 * arm.c (arm_override_options): Fix processing of target_float_switch.
21842 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21844 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21847 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21849 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21850 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21852 2005-01-04 Roger Sayle <roger@eyesopen.com>
21854 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21855 if deleting the then-block allows the test-block to fallthru to the
21858 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21861 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21862 after the full declaration if the are in two different TUs.
21864 2005-01-04 Richard Henderson <rth@redhat.com>
21867 * tree-sra.c (generate_one_element_init): Just
21868 call gimplify_and_add.
21869 (generate_element_init): Record the
21870 new referenced variables and mark them for renaming
21871 and split out to ...
21872 (generate_element_init_1): This.
21873 (scalarize_init): Don't call push_gimplify_context/
21874 pop_gimplify_context.
21876 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21878 * toplev.c (get_src_pwd): Handle failure of getpwd().
21880 2005-01-04 Roger Sayle <roger@eyesopen.com>
21882 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21884 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21885 all the cases handled by it are inverted by invert_truthvalue.
21887 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21889 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21890 (save_register_windowsi): Likewise.
21892 2005-01-04 Richard Henderson <rth@redhat.com>
21894 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21896 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21898 PR middle-end/17767
21899 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21900 any simplifications of vector mode comparison operators.
21901 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21903 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21904 Devang Patel <dpatel@apple.com>
21906 PR tree-optimization/18308
21907 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21908 the operands before creating a new expression.
21909 * dojump.c (do_jump): Make drop_through_label available
21910 for all cases. Add expansion of COND_EXPR.
21912 2005-01-04 Ira Rosen <irar@il.ibm.com>
21914 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21915 INTEGER_CST instead of TREE_CONSTANT.
21916 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21917 instead of TREE_CONSTANT.
21918 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21919 instead of TREE_CONSTANT.
21921 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21923 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21925 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21928 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21929 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21931 2005-01-03 Richard Henderson <rth@redhat.com>
21933 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21934 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21935 fold_convert_const_real_from_real): Split out from ...
21936 (fold_convert_const): ... here.
21938 2005-01-03 Richard Henderson <rth@redhat.com>
21941 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21942 (mov<MMXMODEI>_internal): Likewise.
21943 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21944 Add V2SF case; use it for SSE1; don't use TI.
21945 (movdf_integer): Likewise.
21946 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21948 2005-01-03 Ira Rosen <irar@il.ibm.com>
21950 * tree-vectorizer.c (vect_strip_conversions): New function.
21951 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21952 check for binary class.
21954 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21958 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21960 * gimple-low.c (mark_blocks_with_used_vars): New function.
21961 (mark_blocks_with_used_subblocks): Ditto.
21962 (mark_used_blocks): Ditto.
21963 (pass_mark_used_blocks): New pass.
21964 * tree-inline.c: Include debug.h.
21965 (expand_call_inline): Call outlining_inline_function here.
21966 * tree-optimize.c (init_tree_optimization_passes): Add
21967 pass_mark_used_blocks.
21968 * tree-pass.h (pass_mark_used_blocks): New.
21969 * Makefile.in (tree-inline.o): Add debug.h dependency.
21971 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21973 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21974 VAR_DECLs to have weak_import attribute.
21976 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21979 2004-01-03 Steven Bosscher <stevenb@suse.de>
21981 * passes.c (rest_of_compilation): Don't run regmove if only
21982 flag_expensive_optimizations, require flag_regmove instead.
21984 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21986 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21988 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21989 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21990 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21991 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21993 2005-01-03 Richard Henderson <rth@redhat.com>
21995 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21996 (ia64_const_ok_for_letter_p): New.
21997 (ia64_const_double_ok_for_letter_p): New.
21998 (ia64_extra_constraint): New.
21999 (ia64_expand_vecint_compare): New.
22000 (ia64_expand_vcondu_v2si): New.
22001 (ia64_expand_vecint_cmov): New.
22002 (ia64_expand_vecint_minmax): New.
22003 (ia64_print_operand): Add 'v'.
22004 (ia64_preferred_reload_class): New.
22005 (ia64_vector_mode_supported_p): New.
22006 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
22007 (PREFERRED_RELOAD_CLASS): Move to function.
22008 (CONST_OK_FOR_LETTER_P): Move to function.
22009 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
22010 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
22011 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
22012 (EXTRA_CONSTRAINT): Move to function.
22013 * config/ia64/ia64.md: Include vect.md.
22014 (itanium_class): Add mmalua.
22016 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
22018 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
22019 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
22021 (const_int_2bit_operand): New.
22022 (fr_reg_or_0_operand): New.
22023 * config/ia64/ia64-modes.def: Add vector modes.
22024 * config/ia64/ia64-protos.h: Update.
22025 * config/ia64/vect.md: New file.
22027 2005-01-03 Richard Henderson <rth@redhat.com>
22029 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
22031 2005-01-03 Uros Bizjak <uros@kss-loka.si>
22034 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
22036 (log1pdf2): Change mode of operands[0,1] to DFmode.
22038 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
22040 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
22041 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
22042 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
22043 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
22044 SPARC_RELAXED_ORDERING.
22046 2005-01-03 Richard Henderson <rth@redhat.com>
22047 Uros Bizjak <uros@kss-loka.si>
22050 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
22051 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
22052 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
22054 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
22055 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
22056 const_pow2_1_to_128_operand): New predicates.
22058 2005-01-02 Greg McGary <greg@mcgary.org>
22060 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
22062 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
22063 object. [ptr_type]: Remove unused variable.
22064 Remember nearest addressable array-element or record-component
22065 when checking bitfield components. Tolerate empty BIND_EXPR.
22067 2005-01-01 Richard Henderson <rth@redhat.com>
22069 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
22070 that don't narrow the value. Fail for other conversions.
22072 2005-01-01 Richard Henderson <rth@redhat.com>
22075 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
22076 * c-lang.c (finish_file): Don't do it here.
22077 * objc/objc-act.c (objc_finish_file): Likewise.
22079 * cgraph.c (decl_assembler_name_equal): New.
22080 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
22081 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
22082 * cgraph.h (struct cgraph_varpool_node): Add next.
22083 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
22084 * varasm.c (assemble_alias): Mark the target as needed.
22086 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
22088 PR middle-end/19221
22089 * function.c (get_arg_pointer_save_area): Use entry_of_function
22090 instead of get_insns.
22092 2005-01-01 Roger Sayle <roger@eyesopen.com>
22093 Andrew Pinski <pinskia@physics.uc.edu>
22094 James E. Wilson <wilson@specifixinc.com>
22096 PR rtl-optimization/12092
22097 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
22100 2005-01-01 Roger Sayle <roger@eyesopen.com>
22101 Olivier Hainque <hainque@act-europe.fr>
22103 * tree.c (int_fits_type_p): A narrower type always fits in a
22104 wider one, except for negative values into unsigned types.
22106 2005-01-01 Roger Sayle <roger@eyesopen.com>
22108 * tree.c (int_fits_type_p): Compare the result of force_fit_type
22109 with the original constant rather than require TREE_OVERFLOW.
22111 2005-01-01 Steven Bosscher <stevenb@suse.de>
22113 PR middle-end/17544
22114 * c-decl.c (finish_function): If compiling C99, annotate the
22115 compiler generated return with the current file name and line 0.
22116 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
22117 the source line is greater than 0.
22118 (remove_bb): Likewise.