1 2005-04-11 Devang Patel <dpatel@apple.com>
3 * tree-data-ref.c (build_classic_dist_vector,
4 compute_subscript_distance): Make externally visible.
5 * tree-data-ref.h (build_classic_dist_vector,
6 compute_subscript_distance): Same.
7 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8 Check distance vector against vectorization factor.
9 (vect_analyze_loop): Determine vectorizaion factor before
10 analyzing data dependences.
11 * tree-vectorizer.c (loops_num): Make it externally visible and
13 * tree-vectorizer.c (vect_loops_num): ... new name.
14 * tree-vectorizer.h (vect_loops_num): New.
16 2005-04-11 Devang Patel <dpatel@apple.com>
18 * tree-vect-analyze.c (vect_analyze_operations): Check
19 vectorizable codition.
20 * tree-vect-transform.c (vect_is_simple_cond): New function.
21 (vectorizable_condition): New function.
22 (vect_transform_stmt): Handle condition_vec_info_type.
23 * tree-vectorizer.h (enum stmt_vec_info_type): Add
24 condition_vec_info_type.
25 (vectorizable_condition): New.
27 2005-04-11 Geoffrey Keating <geoffk@apple.com>
29 * config/t-slibgcc-darwin: Don't put shared libraries in
30 directories other than $(slibdir).
31 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
34 2005-04-11 Diego Novillo <dnovillo@redhat.com>
36 PR tree-optimization/20933
37 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
38 logic to reject aliases between read-only and writable
40 (may_alias_p): ... here.
41 (get_tmt_for): Do not associate read-only tags to pointers
42 whose pointed-to type is not read-only.
43 * tree-ssa.c (verify_ssa): Check that memory stores have at
44 least one V_MAY_DEF or V_MUST_DEF.
46 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * configure.ac (gcc_UNLOCKED_FUNCS): New.
50 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
51 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
52 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
54 (fwrite_unlocked): Fix prototype.
56 * configure, config.in: Regenerate.
58 2005-04-11 David Edelsohn <edelsohn@gnu.org>
60 * tree-ssa-loop-im.c: Include real.h.
61 (determine_invariantness_stmt): If real division divisor is
62 invariant and flag_unsafe_math_optimizations enabled, generate
63 invariant reciprocal for hoisting.
64 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
66 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
68 Fix PR tree-optimization/20926
70 * tree-ssa-alias.c (add_type_alias): Handle subvars.
72 2005-04-11 Devang Patel <dpatel@apple.com>
74 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
77 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
79 * fold-const.c (fold_binary_op_with_conditional_arg):
80 use fold_buildN instead of "fold (buildN" in some
82 (fold_unary): Likewise.
83 (fold_binary): Likewise.
85 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
87 Fix PR tree-optimization/20612
88 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
90 (perfect_nestify): preheaderbb is *not* part of loop of the
93 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
95 * tree-ssa-alias.c (may_alias_p): If the variable
96 is a global variable and the pointer is parameter
97 and -fargument-noalias-global is used, then
98 the pointer cannot alias the variable.
100 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
102 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
103 * config/sparc/sparc.h: Likewise.
104 * config/sparc/sparc.md: Likewise.
106 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
108 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
110 * tree-vrp.c: Fix a comment typo.
112 2005-04-11 Diego Novillo <dnovillo@redhat.com>
114 PR tree-optimization/20920
115 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
116 SSA_NAME flows through an abnormal edge.
117 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
118 through abnormal edges.
119 (maybe_add_assert_expr): Likewise.
121 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
123 * config/s390/s390.h (s390_tune_string, s390_arch_string)
124 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
125 (s390_stack_size_string, s390_stack_guard_string, target_flags)
126 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
127 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
128 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
129 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
130 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
131 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
132 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
133 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
134 (TARGET_HANDLE_OPTION): Likewise.
135 (s390_tune): Initialize to PROCESSOR_max.
136 (s390_arch_string): Make static.
137 (s390_tune_string, s390_warn_framesize_string): Delete.
138 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
139 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
140 (s390_handle_arch_option, s390_handle_option): New functions.
141 (override_options): Remove parsing of option strings.
142 * config/s390/s390.opt: New file.
144 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
146 * tree-complex.c (expand_vector_operations): Call
147 update_stmt_if_modified.
149 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
151 * tree-vect-analyze (vect_determine_vectorization_factor):
152 Do not use GET_MODE_NUNITS.
153 * tree-vect-transform.c (vect_get_vec_def_for_operand,
154 (vectorizable_load, vect_transform_loop): Likewise.
156 2005-04-11 Uros Bizjak <uros@kss-loka.si>
158 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
159 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
160 * optabs.h (enum optab_index): Add new OTI_lceil.
161 (lceil_optab): Define corresponding macro.
162 * optabs.c (init_optabs): Initialize lceil_optab.
163 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
164 and lceildi2 patterns.
165 * builtins.c (expand_builtin_int_roundingfn): Handle
166 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
167 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
168 BUILT_IN_LLCEIL{,F,L}.
169 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
170 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
171 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
172 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
173 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
174 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
175 into lceil built-in function and (long long int)ceil{,f,l} into
176 llceil built-in function.
177 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
180 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
182 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
185 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
187 * config/arm/arm.c: Fix a comment typo.
188 * doc/tree-ssa.texi: Fix a typo.
190 2005-04-10 Steven Bosscher <stevenb@suse.de>
192 * cselib.c (clear_table): Rename to cselib_clear_table.
193 * cselib.h (cselib_clear_table): Add prototype.
194 * gcse.c (gcse_main): Make 'f' argument unused.
195 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
196 of each basic block instead.
197 (compute_sets, compute_hash_table_work): Likewise.
198 (constprop_register): Change int 'alter_jumps' argument to bool.
199 (do_local_cprop): Likewise.
200 (local_cprop_pass): Likewise. Also walk basic blocks instead of
201 the insn chain. Explicitly clear the cselib tables after finishing
202 one basic block. Make sure there are no unterminated libcall blocks.
203 Update compute_sets call.
204 (cprop): Walk basic blocks instead of the insn chain.
205 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
207 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
208 one_cprop_pass calls.
210 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
212 * combine.c (combine_simplify_rtx): Remove a transformation that
213 relies on an invalid assumption about rtl sign-extension semantics.
215 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
217 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
218 to build_int_cst_wide.
220 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
223 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
224 set the original address pseudo to the correct value before the
225 original insn, if possible, and leave the insn alone, otherwise
226 create a new pseudo, set it and replace it in the insn.
227 * recog.c (validate_change_maybe_volatile): New.
228 * recog.h (validate_change_maybe_volatile): Declare.
230 2005-04-09 Caroline Tice <ctice@apple.com>
232 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
233 Remove targetm.have_named_sections test.
234 (fix_edges_for_rarely_executed_code): Likewise.
235 (insert_section_boundary_note): Likewise.
236 (reorder_basic_blocks): Check partitioning flag before calling
237 verify_hot_cold_block_grouping.
238 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
239 the function struct rather than global variables.
240 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
241 (COLD_END_LABEL): Likewise
242 (cold_text_section_label): New static global variable.
243 (cold_end_label): Likewise.
244 (dwarf2out_switch_text_section): Get hot/cold section labels from
245 the function struct rather than global variables.
246 (output_aranges): Use cold_text_section_label and cold_end_label;
247 check partitioning flag before putting out delta.
248 (output_ranges): Remove incorrect code attempting to use
250 (output_line_info): Get cold section label from function struct.
251 (add_location_or_const_value_attribute): Likewise.
252 (get_subprogram_die): Get hot/cold section labels from function struct.
253 (dwarf2out_var_location): Likewise.
254 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
255 write out cold_text_section_label if partition flag is set.
256 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
257 * function.h (struct function): Add new fields to point to hot/cold
258 section labels: hot_section_label, cold_section_label,
259 hot_section_end_label and cold_section_end_label; also add new field
260 for cold text section name, unlikely_text_section_name.
261 * opts.c (decode_options): Turn off partitioning flag if
262 !targetm.have_named_sections.
263 * output.h (hot_section_label): Remove.
264 (hot_section_end_label): Remove.
265 (cold_section_end_label): Remove.
266 (unlikely_section_label): Remove.
267 (unlikely_text_section_name): Remove.
268 * passes.c (rest_of_handle_final): Remove code that frees
269 unlikely_text_section_name.
270 * varasm.c (unlikely_section_label): Remove.
271 (hot_section_label): Remove.
272 (hot_section_end_label): Remove.
273 (cold_section_end_label): Remove.
274 (unlikely_text_section_name): Remove.
275 (initialize_cold_section_name): Modify to call
276 targetm.strip_name_encoding; to store cold section name in current
277 function struct, if it exists; and to only use the decl_section_name
278 if flag_named_sections is true.
279 (unlikely_text_section): Modify to get section name out of current
280 function struct, if there is one; otherwise build it from
281 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
282 (in_unlikely_text_section): Likewise.
283 (named_section): Modify to get/put cold section name in current function
284 struct, if there is one.
285 (function_section): Change 'bool unlikely' to 'int reloc'; check
286 targetm.have_named_sections before calling named_section.
287 (current_function_section): Likewise.
288 (assemble_start_function): Modify to get/put unlikely_text_section_name
289 in current function struct; modify to get hot/cold section labels
290 from function struct; initialize labels using
291 ASM_GENERATE_INTERNAL_LABEL;
292 test partitioning flag before writing out hot section label.
293 (assemble_end_function): Test partitioning flag before writing out
294 hot/cold section labels.
295 (default_section_type_flags_1): Modify to use array instead of
296 char* for unlikely_text_section_name; set flags correctly for
297 cold text section if there is not a current function decl.
299 2005-04-09 Jakub Jelinek <jakub@redhat.com>
301 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
302 and TI_VA_LIST_FPR_COUNTER_FIELD.
303 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
304 * tree-pass.h (pass_stdarg): Add.
305 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
306 * tree-stdarg.c: New file.
307 * tree-stdarg.h: New file.
308 * Makefile.in (OBJS-common): Add tree-stdarg.o.
309 (tree-stdarg.o): Add dependencies.
310 * function.h (struct function): Add va_list_gpr_size and
311 va_list_fpr_size fields.
312 * function.c (allocate_struct_function): Initialize them.
313 * target.h (struct gcc_target): Add stdarg_optimize_hook.
314 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
315 (TARGET_INITIALIZER): Add it.
317 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
318 va_list_{g,f}pr_counter_field.
319 (ix86_setup_incoming_varargs): Don't do anything if reg_save
320 area will not be used. Only save registers that tree-stdarg.c
321 detected they need saving.
322 (ix86_va_start): Don't set up fields that won't be used.
324 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
325 va_list_{g,f}pr_counter_field.
326 (setup_incoming_varargs): Don't do anything if reg_save
327 area will not be used. Only save registers that tree-stdarg.c
328 detected they need saving.
329 (rs6000_va_start): Don't set up fields that won't be used.
331 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
332 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
333 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
334 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
336 2005-04-09 Jakub Jelinek <jakub@redhat.com>
339 * config/i386/i386.c (construct_container): Pass empty aligned
340 struct, union or class in memory.
342 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
344 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
345 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
346 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
347 config/rs6000/predicates.md: Fix comment typos.
349 * sched-int.h (haifa_insn_data): Remove blockage and units.
350 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
351 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
352 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
354 2005-04-09 Jan Hubicka <jh@suse.cz>
355 Steven Bosscher <stevenb@suse.de>
357 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
358 * cfgloop.c (get_loop_exit_edges): Likewise.
359 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
361 * loop-unroll.c (analyze_insns_in_loop): Likewise.
362 * tree-cfg.c (dump_cfg_status): Likewise.
364 2005-04-09 David Edelsohn <edelsohn@gnu.org>
366 * config/rs6000/predicates.md (altivec_register_operand): Remove
367 redundant match_code test.
368 (gpc_reg_operand): Same.
369 (cc_reg_operand): Same.
370 (cc_reg_not_cr0_operand): Same.
372 2005-04-09 Jan Hubicka <jh@suse.cz>
374 Forgotten hunk from my last merge patch:
375 * final.c (output_addr_const): Do not call mark_referenced.
377 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
379 * doc/tree-ssa.texi: Add immediate use documentation.
381 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
383 * arm.c (FL_WBUF): Define.
384 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
385 (arm_is_6_or_7): Delete.
386 (arm_tune_wbuf): New.
387 (arm_override_options): Set arm_tune_wbuf.
388 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
389 (arm_is_6_or_7): Delete declaration.
390 (arm_tune_wbuf): New declartion.
391 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
392 (model_wbuf): Derive from arm_tune_wbuf.
393 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
394 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
395 (arm740t): Mark CPUs as having a write buffer.
397 2005-04-09 Uros Bizjak <uros@kss-loka.si>
399 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
400 of 'const_double_operand' in operand 2 constraints. Update enable
403 2005-04-09 Uros Bizjak <uros@kss-loka.si>
405 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
406 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
407 * optabs.h (enum optab_index): Add new OTI_lfloor.
408 (lfloor_optab): Define corresponding macro.
409 * optabs.c (init_optabs): Initialize lfloor_optab.
410 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
411 and lfloordi2 patterns.
412 * builtins.c (expand_builtin_int_roundingfn): New prototype.
413 (expand_builtin_int_roundingfn): New function.
414 (fold_builtin_int_roundingfn): New prototype.
415 (fold_builtin_int_roundingfn): New function, renamed from
417 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
418 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
419 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
420 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
421 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
422 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
423 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
424 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
425 into lfloor built-in function and (long long int)floor{,f,l} into
426 llfloor built-in function.
427 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
430 2005-04-08 Ian Lance Taylor <ian@airs.com>
432 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
433 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
434 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
435 (DO_COND, DO_BODY): Likewise.
436 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
437 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
438 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
439 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
440 (build_continue_stmt, build_break_stmt): Don't declare.
441 (c_do_switch_warnings): Update declaration.
442 * c-gimplify.c (enum bc_t): Remove.
443 (struct c_gimplify_ctx, ctxp): Remove.
444 (push_context, pop_context): Remove static functions.
445 (c_genericize): Don't call push_context or pop_context.
446 (begin_bc_block, finish_bc_block): Remove static functions.
447 (build_bc_goto): Likewise.
448 (gimplify_c_loop): Likewise.
449 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
450 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
451 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
452 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
453 * c-common.c (c_do_switch_warnings): Rename from
454 c_do_switch_warnings_1.
455 (c_do_switch_warnings) [old version]: Remove.
456 (c_do_switch_expr_warnings): Remove.
457 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
458 function instead of c_do_switch_expr_warnings.
459 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
460 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
461 * c-pretty-print.c (pp_c_statement): Likewise.
462 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
464 2005-04-08 Devang Patel <dpatel@apple.com>
466 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
467 While selecting replacement condition pay attention to loop header.
469 2005-04-08 Diego Novillo <dnovillo@redhat.com>
471 Merge from tree-cleanup-branch: VRP, store CCP, store
472 copy-prop, incremental SSA updating of FUD chains and
473 newly exposed symbols.
475 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
476 (OBJS-common): Add tree-vrp.o.
477 (tree-vrp.o): New rule.
478 * basic-block.h (nearest_common_dominator_for_set): Declare.
479 * common.opt (ftree-store-ccp): New flag.
480 (ftree-copy-prop): New flag.
481 (ftree-vrp): New flag.
482 (ftree-store-copy-prop): New flag.
483 * dominance.c (nearest_common_dominator_for_set): New.
484 * domwalk.c (walk_dominator_tree): Only traverse
485 statements in blocks marked in walk_data->interesting_blocks.
486 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
487 * fold-const.c (fold): Handle ASSERT_EXPR.
488 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
489 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
490 flag_tree_vrp at -O2.
491 * timevar.def (TV_TREE_VRP): Define.
492 (TV_TREE_COPY_PROP): Define.
493 (TV_TREE_STORE_COPY_PROP): Define.
494 (TV_TREE_SSA_INCREMENTAL): Define.
495 (TV_TREE_STORE_CCP): Define.
496 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
497 to kill_redundant_phi_nodes from comment.
498 (verify_expr): Handle ASSERT_EXPR.
499 * tree-dfa.c (mark_new_vars_to_rename): Remove second
500 argument. Update all users.
501 (mark_call_clobbered_vars_to_rename): Remove. Update all
503 * tree-flow-inline.h (unmodifiable_var_p): New.
504 * tree-flow.h (enum value_range_type): Declare.
505 (struct value_range_def): Declare.
506 (value_range): Declare.
507 (remove_all_phi_nodes_for): Remove. Update all users.
508 (find_phi_node_for): Declare.
509 (add_type_alias): Declare.
510 (count_uses_and_derefs): Declare.
511 (kill_redundant_phi_nodes): Remove.
512 (rewrite_into_ssa): Remove.
513 (rewrite_def_def_chains): Remove.
514 (update_ssa, register_new_name_mapping, create_new_def_for,
515 need_ssa_update_p, name_registered_for_update_p,
516 release_ssa_name_after_update_ssa, dump_repl_tbl,
517 debug_repl_tbl, dump_names_replaced_by,
518 debug_names_replaced_by, mark_sym_for_renaming,
519 mark_set_for_renaming, get_current_def, set_current_def,
520 get_value_range, dump_value_range, debug_value_range,
521 dump_all_value_ranges, debug_all_value_ranges,
522 expr_computes_nonzero, loop_depth_of_name,
523 unmodifiable_var_p): Declare.
524 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
526 * tree-into-ssa.c (block_defs_stack): Update comment.
527 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
528 syms_to_rename, names_to_release, repl_tbl,
529 need_to_initialize_update_ssa_p, need_to_update_vops_p,
530 need_to_replace_names_p): New locals.
531 (NAME_SETS_GROWTH_FACTOR): Define.
532 (struct repl_map_d): Declare.
533 (struct mark_def_sites_global_data): Add field
535 (enum rewrite_mode): Declare.
536 (REGISTER_DEFS_IN_THIS_STMT): Define.
537 (compute_global_livein): Use last_basic_block instead of
539 (set_def_block): Remove last argument. Update all callers.
540 (prepare_use_operand_for_rename): Remove. Update all callers.
541 (prepare_def_operand_for_rename): Remove. Update all callers.
542 (symbol_marked_for_renaming): New.
545 (repl_map_hash): New.
547 (repl_map_free): New.
548 (names_replaced_by): New.
549 (add_to_repl_tbl): New.
550 (add_new_name_mapping): New.
551 (mark_def_sites): Assume that all the operands in the
552 statement are in normal form.
553 (find_idf): Assert that the block in the stack is valid.
554 (get_default_def_for): New.
555 (insert_phi_nodes_for): Add new argument 'update_p'.
557 If update_p is true, add a new mapping between the LHS of
558 each new PHI and the name that it replaces.
559 (insert_phi_nodes_1): Only call find_idf if needed.
560 (get_reaching_def): Call get_default_def_for.
561 (rewrite_operand): Remove.
562 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
563 and REWRITE_THIS_STMT are false.
564 Assume that all the operands in the statement are in
566 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
567 (rewrite_virtual_phi_arguments): Remove.
568 (invalidate_name_tags): Remove.
569 (register_new_update_single, register_new_update_set,
570 rewrite_update_init_block, replace_use,
571 rewrite_update_fini_block, rewrite_update_stmt,
572 rewrite_update_phi_arguments): New.
573 rewrite_blocks): Remove argument 'fix_virtual_phis'.
574 Add arguments 'entry', 'what' and 'blocks'.
575 Initialize the dominator walker according to 'what' and
577 Start the dominator walk at 'entry'.
578 (mark_def_site_blocks): Add argument 'interesting_blocks'.
579 Use it to configure the dominator walker.
580 (rewrite_into_ssa): Remove argument 'all'.
582 (rewrite_all_into_ssa): Remove.
583 (rewrite_def_def_chains): Remove.
584 (mark_def_interesting, mark_use_interesting,
585 prepare_phi_args_for_update, prepare_block_for_update,
586 prepare_def_site_for, prepare_def_sites,
587 dump_names_replaced_by, debug_names_replaced_by,
588 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
589 delete_update_ssa, create_new_def_for,
590 register_new_name_mapping, mark_sym_for_renaming,
591 mark_set_for_renaming, need_ssa_update_p,
592 name_registered_for_update_p, ssa_names_to_replace,
593 release_ssa_name_after_update_ssa,
594 insert_updated_phi_nodes_for, update_ssa): New.
595 * tree-loop-linear.c (linear_transform_loops): Call
596 update_ssa instead of rewrite_into_ssa.
597 * tree-optimize.c (vars_to_rename): Remove.
599 (init_tree_optimization_passes): Replace
600 pass_redundant_phi with pass_copy_prop.
602 Replace pass_ccp with pass_store_ccp.
603 Add pass_store_copy_prop after pass_store_ccp.
604 (execute_todo): If the TODO_ flags don't include updating
605 the SSA form, assert that it does not need to be updated.
606 Call update_ssa instead of rewrite_into_ssa and
607 rewrite_def_def_chains.
608 If TODO_verify_loops is set, call verify_loop_closed_ssa.
609 (tree_rest_of_compilation):
610 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
611 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
612 TODO_cleanup_cfg): Renumber.
613 (TODO_verify_loops, TODO_update_ssa,
614 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
615 TODO_update_ssa_only_virtuals): Define.
616 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
618 * tree-phinodes.c (make_phi_node): Update documentation.
619 (remove_all_phi_nodes_for): Remove.
620 (find_phi_node_for): New.
621 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
622 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
623 (interpret_rhs_modify_expr): Likewise.
624 * tree-sra.c (decide_instantiations): Mark all symbols in
625 SRA_CANDIDATES for renaming.
626 (mark_all_v_defs_1): Rename from mark_all_v_defs.
627 (mark_all_v_defs): New function. Update all users to call it
628 with the whole list of scalarized statements, not just the
630 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
631 (compute_flow_insensitive_aliasing): If the tag is
632 unmodifiable and the variable isn't or vice-versa, don't
633 make them alias of each other.
634 (setup_pointers_and_addressables): If the type tag for
635 VAR is about to change, mark the old one for renaming.
636 (add_type_alias): New.
637 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
638 (ccp_lattice_t): Rename from latticevalue.
639 (value): Remove. Update all users.
640 (const_val): New local variable.
641 (do_store_ccp): New local variable.
642 (dump_lattice_value): Handle UNINITIALIZED.
643 (debug_lattice_value): New.
644 (get_default_value): Re-write.
645 (set_lattice_value): Re-write.
646 (def_to_varying): Remove. Update all users.
647 (likely_value): Return VARYING for statements that make
648 stores when STORE_CCP is false.
649 Return VARYING for any statement other than MODIFY_EXPR,
650 COND_EXPR and SWITCH_EXPR.
651 (ccp_initialize): Re-write.
652 (replace_uses_in, replace_vuse_in, substitute_and_fold):
653 Move to tree-ssa-propagate.c.
654 (ccp_lattice_meet): Handle memory stores when
655 DO_STORE_CCP is true.
656 (ccp_visit_phi_node): Likewise.
657 (ccp_fold): Likewise.
658 (evaluate_stmt): Likewise.
659 (visit_assignment): Likewise.
660 (ccp_visit_stmt): Likewise.
661 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
665 (do_ssa_store_ccp): New.
666 (gate_store_ccp): New.
667 (pass_store_ccp): Declare.
668 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
669 (may_propagate_copy): Reformat.
670 Don't abort if ORIG is a virtual and DEST isn't.
671 If NEW does not have alias information but DEST does,
673 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
674 copy_prop_kind, which_copy_prop): Declare.
675 (stmt_may_generate_copy, get_copy_of_val,
676 get_last_copy_of, set_copy_of_val, dump_copy_of,
677 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
678 copy_prop_visit_stmt, copy_prop_visit_phi_node,
679 init_copy_prop, fini_copy_prop, execute_copy_prop,
680 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
681 store_copy_prop): New.
682 (pass_copy_prop, pass_store_copy_prop): Declare.
683 * tree-ssa-dom.c (struct opt_stats_d): Add fields
684 'num_const_prop' and 'num_copy_prop'.
685 (cprop_operand): Update them.
686 (dump_dominator_optimization_stats): Dump them.
687 (tree_ssa_dominator_optimize): Call update_ssa instead of
689 (loop_depth_of_name): Declare extern.
690 (simplify_cond_and_lookup_avail_expr): Guard against NULL
691 values for LOW or HIGH.
692 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
693 (record_equivalences_from_stmt): Call expr_computes_nonzero.
694 (cprop_operand): Only propagate if VAL != OP.
695 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
696 statement for renaming.
697 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
698 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
699 add_type_alias if necessary.
700 Call mark_new_vars_to_rename.
701 (tree_ssa_iv_optimize): If new symbols need to be renamed,
702 mark every statement updated, call update_ssa and
703 rewrite_into_loop_closed_ssa.
704 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
705 from LIVEIN if VAR is a virtual.
706 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
707 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
708 (get_call_expr_operands): Reformat statement.
709 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
711 * tree-ssa-propagate.c (ssa_prop_init): Initialize
712 SSA_NAME_VALUE for every name.
713 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
714 get_value_loaded_by): New.
715 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
716 substitute_and_fold): Move from tree-ssa-ccp.c.
717 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
718 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
719 get_value_loaded_by, replace_uses_in, substitute_and_fold):
721 * tree-ssa.c (verify_use): Fix error message.
722 (propagate_into_addr, replace_immediate_uses, get_eq_name,
723 check_phi_redundancy, kill_redundant_phi_nodes,
724 pass_redundant_phi): Remove. Update all users.
725 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
726 add_type_alias, if necessary.
727 * tree-vectorizer.h (struct _stmt_vect_info): Update
728 documentation for field 'memtag'.
729 * tree-vrp.c: New file.
730 * tree.def (ASSERT_EXPR): Define.
731 * tree.h (ASSERT_EXPR_VAR): Define.
732 (ASSERT_EXPR_COND): Define.
733 (SSA_NAME_VALUE_RANGE): Define.
734 (struct tree_ssa_name): Add field 'value_range'.
735 (PHI_REWRITTEN): Remove.
736 (struct tree_phi_node): Remove field 'rewritten'.
737 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
738 -ftree-store-copy-prop): Document.
739 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
740 Document usage of update_ssa.
742 2005-04-08 David Edelsohn <edelsohn@gnu.org>
745 * config/rs6000/predicates.md (altivec_register_operand): Accept
747 (and64_operand): Do not limit CONST_INT to mask64_operand.
748 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
749 (and_operand): Do not limit CONST_INT to mask_operand.
751 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
753 PR rtl-optimization/20466
754 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
755 for overlap of the address of each list member.
756 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
758 2005-04-08 Mike Stump <mrs@apple.com>
760 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
762 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
765 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
767 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
769 * function.c (push_function_context_to): Don't set
771 * function.h (function): Remove contains_functions.
772 (current_function_contains_functions): Remove.
774 * function.h (function): Remove instrument_entry_exit.
775 (current_function_instrument_entry_exit): Remove.
777 * function.h (nonlocal_labels): Remove.
779 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
781 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
782 (check_attr_value, write_attr_get, write_expr_attr_cache,
783 find_attr, make_internal_attr): Don't reference negative_ok or
785 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
786 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
787 (ATTR_STATIC): Adjust the value.
789 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
791 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
793 * config/s390/tpf.h (ASM_SPEC): Define.
795 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
797 * tree-flow.h: Remove the prototype for
798 redirect_immediate_uses.
799 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
801 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
803 * arm.c (arm_const_double_by_parts): New function.
804 * arm-protos.h (arm_const_double_by_parts): Add prototype.
805 * arm.md (define_split for 64-bit constants): Add another one.
807 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
809 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
811 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * system.h: Revert last change.
815 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
817 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
818 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
819 (TARGET_SWITCHES): Delete.
820 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
821 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
822 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
823 * config/xtensa/xtensa.opt: New file.
825 2005-04-08 Ben Elliston <bje@au.ibm.com>
827 * config/fp-bit.c: Include L_mul_tf in #endif comment.
828 * config/fp-bit.h: Tidy comments.
830 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
832 * system.h: Poison PARAMS.
834 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
836 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
837 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
838 (TARGET_SWITCHES): Delete.
839 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
840 * config/vax/vax.opt: New file.
842 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
844 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
846 2005-04-07 Ian Lance Taylor <ian@airs.com>
848 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
850 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
851 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
854 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
856 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
857 all immediate uses in PHI nodes.
859 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
861 * arm.c (arm_const_double_inline_cost): Handle any constant by
862 using gen_lowpart and gen_highpart_mode.
863 (note_invalid_constants): All constants in an RTX with a constraint
864 that permits memory are now pushed to the constant pool.
865 (output_move_double): Delete code to handle reg to reg and
866 constant to reg moves.
867 (const_double_needs_minipool, output_mov_immediate): Delete.
868 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
869 CONST_INT and CONST_VECTOR.
870 * arm.md (ANY64): New mode macro.
871 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
872 (movdf_soft_insn): Split reg-reg and const-reg moves.
873 (split patterns for 64-bit constant and register moves): New.
874 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
875 (cirrus_movdf_hard_insn): Likewise.
876 * fpa.md (movdf_fpa): Likewise.
877 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
878 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
880 (movv2si_internal_2): Likewise.
881 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
882 (movdf_vfp): Likewise.
883 * arm-protos.h (output_mov_immediate): Delete prototype.
885 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
888 * simplify-rtx.c (simplify_unary_operation_1): Check
889 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
891 2005-04-06 James E Wilson <wilson@specifixinc.com>
894 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
897 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
899 * coverage.h (GCOV_TYPE_NODE): Delete.
900 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
901 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
902 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
903 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
904 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
906 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
909 * Makefile.in (gcc.pot): Remove options.c dependency.
910 * optc-gen.awk: Don't quote help strings with N_().
912 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
914 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
915 the function returns a pointer type.
917 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
919 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
920 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
921 * doc/invoke.texi: Documnet salias-max-implicit-fields.
922 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
923 explicit_uses members.
924 (get_or_create_used_part_for): Initialize new fields.
925 (fieldoff_compare): New function.
926 (create_overlap_variables_for): Count number of fields, use
927 heuristic to determine whether to create subvars for vars with
929 Sort the field list by offset and avoid creating duplicate SFT's.
931 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
933 * c.opt (-F): Remove trailing whitespace from help string.
934 (-finput-charset): Use a tab to separate the switch name and help
936 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
937 (-ftree-vectorizer-verbose): Likewise.
939 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
941 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
942 a PHI argument where a use occurs instead of all PHI arguments.
944 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
946 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
949 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
951 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
952 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
953 config/bfin/bfin.h: Fix comment typos.
955 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
957 * doc/install.texi: Update the URL for Jacks.
958 * doc/sourcebuild.texi: Likewise.
960 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
963 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
964 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
966 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
968 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
970 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
972 * config/v850/v850-protos.h (override_options): Delete.
973 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
974 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
975 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
976 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
977 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
978 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
979 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
980 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
981 (OVERRIDE_OPTIONS): Delete.
982 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
983 (small_memory_info): Remove the value field.
984 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
986 * config/v850/v850.c (small_memory): Remove the value field.
987 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
988 (override_options): Delete.
989 (v850_handle_memory_option, v850_handle_option): New functions.
990 * config/v850/v850.opt: New file.
992 2005-04-06 Geoffrey Keating <geoffk@apple.com>
994 * config.host: Add a section for generic hosts, and a subsection
995 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
996 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
997 * config/host-darwin.h: New.
998 * config/x-darwin: New.
999 * config/i386/host-i386-darwin.c: New.
1000 * config/i386/x-darwin: New.
1001 * config/rs6000/host-darwin.c: Include host-darwin.h.
1002 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1003 (darwin_rs6000_gt_pch_use_address): Likewise.
1004 * config/rs6000/x-darwin: Change name of .o built, update
1005 dependencies for changes to rs6000/host-darwin.c.
1007 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1010 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1012 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1014 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1015 split_loop_exit_edge instead of loop_split_edge_with.
1017 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1019 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1020 UNSPEC_SET_VSCR): New constants, used throughout.
1022 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1024 (altivec_vspltis<VI_char>): ... this pattern, using
1025 a QImode const_int_operand for the immediate.
1026 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1029 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1032 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1034 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1036 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1038 2005-04-06 Ben Elliston <bje@au.ibm.com>
1040 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1041 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1042 macros as living in "this file" and not gcc.h.
1044 2005-04-06 Ben Elliston <bje@au.ibm.com>
1046 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1047 -ftree-live_range_split. Perhaps renamed at some point?
1049 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1052 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1053 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1055 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1057 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1058 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1059 (number_of_iterations_special): New function.
1060 (number_of_iterations_exit): Use number_of_iterations_special.
1061 Use simplify_using_outer_evolutions only at -O3.
1062 (number_of_iterations_cond, tree_simplify_using_condition,
1063 simplify_using_initial_conditions, loop_niter_by_eval,
1064 compare_trees, can_count_iv_in_wider_type_bound,
1065 simplify_using_outer_evolutions): Use fold_build.
1067 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1069 * doc/install.texi (Configuration): Document --with-java-home.
1071 2005-04-05 Richard Henderson <rth@redhat.com>
1075 * config/i386/i386.c (print_operand): Handle vector zeros.
1076 (ix86_split_to_parts): Handle CONST_VECTOR.
1077 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1078 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1079 what modes to tie for MMX and SSE registers.
1080 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1081 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1082 to vector modes as well.
1083 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1084 properly as an input mode.
1086 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1088 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1090 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1092 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1094 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1096 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1097 and local functions, set sse_nregs to 8 and float_in_sse.
1098 (function_arg_advance, function_arg): If float_in_sse, pass
1099 SFmode and DFmode arguments in SSE registers.
1100 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1102 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1103 of -funit-at-a-time.
1105 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1107 * config/i386/i386-protos.h (ix86_function_value): Accept two
1108 arguments, like the target macro.
1109 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1110 * config/i386/i386.c (ix86_function_value): Accept the second
1111 argument of the target macro.
1112 (ix86_function_ok_for_sibcall): Pass a function pointer to
1113 ix86_function_value.
1114 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1115 call to ix86_value_regno).
1116 (ix86_value_regno): Add support for returning floating point values
1119 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1121 PR tree-optimization/20076
1122 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1123 that call __builtin_return or __builtin_apply_args.
1125 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1127 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1128 Use immediate use iterator.
1129 (stmt_is_bumper_for_loop): Use immediate use iterator.
1130 * predict.c (strip_builtin_expect): Use update_stmt.
1131 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1132 on all elements of a STATEMENT_LIST.
1133 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1134 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1135 (bsi_replace): Mark stmt as modified and the update it.
1136 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1137 (expand_complex_libcal): Call update_stmt.
1138 (expand_complex_comparison): Call mark_stmt_modified.
1139 (expand_complex_operations_1): Call update_stmt_if_modified.
1140 (expand_vector_operations_1): Call mark_stmt_modified.
1141 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1142 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1143 add_immediate_use, redirect_immediate_use,
1144 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1145 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1146 (mark_new_vars_to_rename): Call update_stmt.
1147 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1148 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1150 (unmodify_stmt): Delete.
1151 (update_stmt): New. Force an update of a stmt.
1152 (update_stmt_if_modified): update a stmt if it is out of date.
1153 (get_stmt_operands): Verify stmt is NOT modified.
1154 (stmt_modified_p): Update comment.
1155 (delink_imm_use): Remove a use node from its immuse list.
1156 (link_imm_use_to_list): Link a use node to a specific list.
1157 (link_imm_use): Link a node to the correct list.
1158 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1159 it in the correct list, if appropriate.
1160 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1161 (relink_imm_use): Link a use node in place of another node in a list.
1162 (relink_imm_use_stmt): LInk a node in place of another node, and set
1164 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1165 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1166 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1167 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1168 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1169 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1170 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1171 (has_zero_uses): New. Return true if there are no uses of a var.
1172 (has_single_use): New. Return true if there is only a single use of a
1174 (single_imm_use): New. Return the simgle immediate use.
1175 (num_imm_uses): New. Return the number of immediate uses.
1176 (get_v_must_def_ops): Use is now a pointer.
1177 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1178 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1180 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1181 (delink_stmt_imm_use): Delink all immuses from a stmt.
1182 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1183 * tree-flow.h (struct dataflow_d): Delete.
1184 (immediate_use_iterator_d): New. Immediate use iterator struct.
1185 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1186 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1187 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1189 (struct stmt_ann_d): Remove dataflow_t from struct.
1190 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1191 (if_convertible_phi_p): Use FAST immuse iterator.
1192 (if_convertible_loop_p): Don't call compute_immediate_uses.
1193 (replace_phi_with_cond_modify_expr): Call update_stmt.
1194 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1195 update_stmt_if_modified.
1196 (rewrite_all_into_ssa): Initialize ssa operands.
1197 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1198 compute_immediate_uses.
1199 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1200 ssa_property is available.
1201 (execute_one_pass): Change parameters passed to execute_todo.
1202 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1203 (remove_ssa_form): Call fini_ssa_operands.
1204 (insert_backedge_copies): Delete call to modify_stmt.
1205 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1206 (release_phi_node): Delink any use nodes before releasing.
1207 (resize_phi_node): Relink any use nodes.
1208 (remove_phi_arg_num): Delink the use node.
1209 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1210 (remove_all_phi_nodes_for): Release phi node first.
1211 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1212 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1213 (scalarize_use, scalarize_copy): Call update_stmt.
1214 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1215 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1216 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1217 (ccp_initialize): Remove call to compute_immediate_uses.
1218 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1219 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1221 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1222 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1223 (eliminate_redundant_computations): Call mark_stmt_modified.
1224 (cprop_operand): Call mark_stmt_modified.
1225 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1226 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1227 (dse_optimize_stmt): Use new immuse interface.
1228 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1229 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1230 (substitute_single_use_vars): Use new immuse interface.
1231 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1232 and compute_immediate_uses.
1233 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1235 (rewrite_mem_refs): Call update_stmt.
1236 (determine_lsm): Remove call to compute_imm_uses and free_df.
1237 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1238 (try_unroll_loop_completely): Call update_stmt.
1239 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1240 (rewrite_use_compare): Call update_stmt.
1241 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1242 (rewrite_use) : Call update_stmt.
1243 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1244 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1246 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1247 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1248 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1250 (initialize_vuse_operand): New. Initialize a vuse operand.
1251 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1252 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1253 (finalize_ssa_defs): Use stmt parameter.
1254 (correct_use_link): Ensure a use node is in the correct list, and has
1255 the correct stmt pointer.
1256 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1257 finalize_ssa_v_must_defs): Also initialize use nodes.
1258 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1259 (build_ssa_operands): Seperate parsing from final operand construction.
1260 (parse_ssa_operands): New. Parse entry point for operand building.
1261 (swap_tree_operands): New. Swap 2 tree operands.
1262 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1264 (get_expr_operands): Call swap_tree_operands when needed.
1265 (copy_virtual_operands): Use initialize routines for virtual use ops.
1266 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1267 (verify_abort): New. Issue imm_use error.
1268 (verify_imm_links): New Verify imm_use links for a var.
1269 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1270 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1271 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1272 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1273 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1274 (NULL_USE_OPERAND_P) Define.
1275 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1277 (struct vuse_operand_type): New struct.
1278 (SET_USE): Call set_ssa_use_from_ptr.
1280 (PHI_ARG_INDEX_FROM_USE): Define.
1281 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1282 argument via SET_USE, not PHI_ARG_DEF_TREE.
1283 * tree-ssa-pre.c (eliminate): Call update_stmt.
1284 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1286 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1287 (nearest_common_dominator_of_uses): Use imm_use iterator.
1288 (statement_sink_location): Use imm_use iterator and interface.
1289 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1290 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1291 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1292 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1293 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1294 if new parameter is true.
1295 (init_tree_ssa): Don't initialize operand cache here.
1296 (delete_tree_ssa): Don't destroy operand cache here.
1297 (propagate_into_addr): Pass in a use pointer, return true if anything
1299 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1300 (check_phi_redundancy): Use imm_use iterator.
1301 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1303 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1304 (release_ssa_name): Delink node and all elements in its imm_use list.
1305 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1306 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1307 * tree-vectorizer.c (need_imm_uses_for): Delete.
1308 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1309 * tree.h (struct ssa_imm_use_d): Define.
1310 (SSA_NAME_IMM_USE_NODE): Define.
1311 (struct tree_ssa_name): Add imm_use node.
1313 (PHI_ARG_IMM_USE_NODE): Define.
1314 (struct phi_arg_d): Add imm_use node.
1315 (struct tree_phi_node): Remove struct dataflow_d element.
1316 (TDF_STMTADDR): Define.
1318 2005-04-05 Dale Johannesen <dalej@apple.com>
1320 * doc/invoke.texi (Optimization Options): Remove
1321 duplicate -fcse-follow-jumps. Add -fweb.
1322 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1323 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1325 2005-04-05 Per Bothner <per@bothner.com>
1327 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1328 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1329 (warn_uninit): Get EXPR_LOCUS from context now instead.
1330 This fixes a USE_MAPPED_LOCATION testsuite failure.
1332 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1334 2005-04-05 Per Bothner <per@bothner.com>
1336 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1337 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1338 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1341 2004-04-05 Devang Patel <dpatel@apple.com>
1343 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1344 (lhsr<mode>3): ... new name.
1345 (altivec_vsra<VI_char>): Rename to ..
1346 (ashr<mode>3): ... new name.
1347 * config/rs6000/rs6000.c (builtin_description): Rename shift
1350 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1352 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1353 gen_lowpart_for_combine.
1354 * cse.c (gen_lowpart_if_possible): Move...
1355 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1357 (gen_lowpart_no_emit_general): Use it.
1359 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1361 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1364 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1366 * system.h: Fix typo.
1368 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1370 * config/bfin/bfin-modes.def: New file.
1371 * config/bfin/bfin-protos.h: New file.
1372 * config/bfin/bfin.c: New file.
1373 * config/bfin/bfin.h: New file.
1374 * config/bfin/bfin.md: New file.
1375 * config/bfin/bfin.opt: New file.
1376 * config/bfin/crti.s: New file.
1377 * config/bfin/crtn.s: New file.
1378 * config/bfin/elf.h: New file.
1379 * config/bfin/lib1funcs.asm: New file.
1380 * config/bfin/predicates.md: New file.
1381 * config/bfin/t-bfin: New file.
1382 * config/bfin/t-bfin-elf: New file.
1383 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1384 Document new attributes.
1385 (interrupt, interrupt_handler, saveall): Update documentation for
1387 * doc/install.texi (Specific): Add entry for the Blackfin.
1388 * doc/invoke.texi (Blackfin Options): New section.
1389 * doc/md.texi (Blackfin family): New section to document constraints.
1390 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1392 2005-04-05 Olivier Hainque <hainque@adacore.com>
1394 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1395 match what the system unwinder expects.
1396 * config/mips/mips.c (mips_frame_set): If we're saving the return
1397 address register and the dwarf return address column number differs
1398 from the hard register number, adjust the note reg to refer to the
1401 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1403 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1404 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1405 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1406 (processor_type): New enum.
1407 (mn10300_processor): New variable.
1408 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1409 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1410 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1411 (PROCESSOR_DEFAULT): New macro.
1412 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1413 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1414 (mn10300_handle_option, mn10300_override_options): New functions.
1415 * config/mn10300/mn10300.opt: New file.
1417 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1418 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1420 PR tree-optimization/19903
1421 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1422 that don't fit in their type after conversion.
1424 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1427 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1428 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1429 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1430 flag here. Implement using define_insn_and_split.
1431 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1432 (frndintxf2_mask_pm_i387): New insn patterns.
1433 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1434 Do not set ix86_optimize_mode_switching flag.
1435 (ceilsf2, ceildf2, ceilxf2): Same.
1436 (btruncsf2, btruncdf2, btruncxf2): Same.
1437 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1439 2005-04-05 Ian Lance Taylor <ian@airs.com>
1442 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1443 i386_pe_record_external_function.
1444 (i386_pe_record_external_function): Update declaration.
1445 * config/i386/winnt.c (struct extern_list): Add decl field.
1446 (i386_pe_record_external_function): Add decl parameter.
1447 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1449 * config/i386/i386-protos.h (i386_pe_record_external_function):
1452 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1454 * config/m68k/m68k-protos.h: Add a prototype for
1455 valid_dbcc_comparison_p_2.
1456 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1457 extend_operator, const_uint32_operand, const_sint32_operand,
1458 general_src_operand, nonimmediate_src_operand,
1459 memory_src_operand, post_inc_operand, pre_dec_operand,
1460 pcrel_address): Move to predicates to predicates.md.
1461 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1462 * config/m68k/m68k.md: Include predicates.md.
1463 * config/m68k/predicates.md: New.
1465 2005-04-04 Roger Sayle <roger@eyesopen.com>
1467 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1469 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1471 2005-04-04 Ian Lance Taylor <ian@airs.com>
1473 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1475 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1476 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1477 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1478 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1479 * c-common.c (c_do_switch_warnings_1): New static function broken
1480 out of c_do_switch_warnings.
1481 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1482 (c_do_switch_expr_warnings): New function.
1483 * c-common.h (c_do_switch_expr_warnings): Declare.
1485 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1486 Daniel Jacobowitz <dan@codesourcery.com>
1488 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1490 * rtlanal.c (may_trap_p): Same.
1492 2005-04-04 Dale Johannesen <dalej@apple.com>
1494 * ChangeLog: remove reference to ChangeLog.12.
1496 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1498 CRIS epilogue as RTL.
1499 * config/cris/cris.md: Change all 0 in unspec 0 to
1501 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1502 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1504 ("return"): Change to define_expand. Call cris_expand_return for
1506 ("*return_expanded"): New pattern.
1507 ("epilogue"): New define_expand.
1508 * config/cris/cris.h (PREDICATE_CODES): Add
1509 cris_load_multiple_op.
1510 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1512 (enum cris_retinsn_type): New.
1513 (struct machine_function): New member return_type.
1514 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1515 (cris_target_asm_function_epilogue): Remove, moving RTLified
1517 (cris_expand_epilogue): New function.
1518 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1519 (cris_gen_movem_load, cris_load_multiple_op)
1520 (cris_return_address_on_stack_for_return, cris_expand_return): New
1522 (cris_target_asm_function_prologue)
1523 (cris_initial_frame_pointer_offset): Call
1524 cris_reg_saved_in_regsave_area instead of complicated expression.
1525 Call cris_return_address_on_stack instead of an expression.
1526 (cris_print_operand) <case 'o', case 'O'>: New cases.
1527 (cris_return_address_on_stack): Change return-type to bool.
1528 (cris_simple_epilogue): Ditto. Return false if registers are
1530 * config/cris/cris-protos.h (cris_simple_epilogue)
1531 (cris_return_address_on_stack): Adjust prototype return type.
1532 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1533 (cris_return_address_on_stack_for_return): New prototypes.
1535 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1537 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1538 gpr_or_int12_operand.
1540 * config/frv/frv-protos.h: Add a prototype to
1541 frv_legitimate_memory_operand and frv_const_unspec_p.
1542 (frv_unspec): Move from frv.c.
1543 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1544 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1545 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1546 gpr_or_fpr_operand, gpr_or_int12_operand,
1547 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1548 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1549 int6_operand, int5_operand, uint5_operand, uint4_operand,
1550 uint1_operand, int_2word_operand, uint16_operand,
1551 upper_int16_operand, integer_register_operand,
1552 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1553 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1554 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1555 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1556 move_destination_operand, movcc_fp_destination_operand,
1557 frv_function_symbol_referenced_p, move_source_operand,
1558 condexec_dest_operand, condexec_source_operand,
1559 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1560 const_unspec_operand, gpr_or_memory_operand,
1561 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1562 icc_operand, fcc_operand, cc_operand, icr_operand,
1563 fcr_operand, cr_operand, call_operand, sibcall_operand,
1564 symbolic_operand, relational_operator,
1565 integer_relational_operator, float_relational_operator,
1566 ccr_eqne_operator, minmax_operator,
1567 condexec_si_binary_operator, condexec_si_media_operator,
1568 condexec_si_divide_operator, condexec_si_unary_operator,
1569 condexec_sf_conv_operator, condexec_sf_add_operator,
1570 condexec_memory_operand, intop_compare_operator, acc_operand,
1571 even_acc_operand, quad_acc_operand, accg_operand: Move to
1573 * config/frv/frv.h (PREDICATE_CODES): Remove.
1574 * config/frv/frv.md: Include predicates.md.
1575 * config/frv/predicates.md: New.
1577 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1580 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1581 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1582 (add_standard_iv_candidates_for_size): New function, extracting code
1583 from add_standard_iv_candidates and parameterizing it by type size.
1584 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1586 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1588 * system.h (GCOV_SIZE_TYPE): Unposion.
1589 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1590 (GCOV_TYPE_SIZE): ...this new macro.
1591 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1592 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1593 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1594 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1595 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1596 instead of unsigned_intSI_type_node.
1597 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1598 (rtl_gen_one_value_profiler_no_edge_manipulation)
1599 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1600 * value-prof.c: Include coverage.h.
1602 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1603 Diego Novillo <dnovillo@redhat.com>
1605 Fix PR tree-optimization/20703
1606 Fix PR tree-optimization/20725
1608 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1609 (create_expression_by_pieces): Ditto.
1610 (valid_in_set): Ditto. Also handle tcc_declaration.
1611 (find_or_generate_expression): Handle comparison class.
1612 (insert_into_preds_of_block): Ditto.
1613 (insert_aux): Ditto.
1614 (create_value_expr_from): Handle comparison class, recursively
1615 handle reference nodes.
1616 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1617 (execute_pre): Fix spacing.
1618 (do_fre): Renamed to execute_fre.
1620 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1622 * doc/invoke.texi (SPARC options): Document that
1623 -mlittle-endian is not supported on Linux either.
1625 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1629 * config.gcc (Obsolete configurations): Remove
1630 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1631 (sparclite-*-coff*): Delete.
1632 (sparclite-*-elf*): Likewise.
1633 (sparc86x-*-elf*): Likewise.
1634 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1635 * config/sparc/lite.h: Delete.
1636 * config/sparc/litecoff.h: Likewise.
1637 * config/sparc/liteelf.h: Likewise.
1638 * config/sparc/sp86x-elf.h: Likewise.
1639 * config/sparc/t-sparclite: Likewise.
1640 * config/sparc/t-sp86x: Likewise.
1642 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1644 * config/s390/s390-protos.h: (s390_comparison,
1645 s390_alc_comparison, s390_slb_comparison, const0_operand,
1646 consttable_operand, larl_operand, s_operand,
1647 shift_count_operand, bras_sym_operand, load_multiple_operation,
1648 store_multiple_operation, s390_plus_operand): Remove prototypes.
1649 (s390_legitimate_address_without_index_p): New prototype.
1650 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1652 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1653 const0_operand, consttable_operand, larl_operand, s_operand,
1654 shift_count_operand, bras_sym_operand, load_multiple_operation,
1655 store_multiple_operation, s390_plus_operand): Move to
1657 (check_mode): Remove.
1658 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1660 (s390_legitimate_address_without_index_p): New.
1661 * config/s390/s390.h (PREDICATE_CODES): Remove.
1662 * config/s390/s390.md: Include predicates.md.
1663 * config/s390/predicates.md: New.
1665 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1668 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1669 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1670 (NEED_INDICATE_EXEC_STACK): Define to 1.
1671 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1672 (NEED_INDICATE_EXEC_STACK): Define to 1.
1673 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1674 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1675 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1676 (pic_helper_emitted_p): New global.
1677 (emit_pic_helper): New function extracted from...
1678 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1679 Do not call emit_pic_helper if delay_pic_helper is true.
1680 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1681 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1682 (sparc_file_end): New function.
1684 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1686 * config/mcore/mcore-protos.h: Remove the prototypes for
1687 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1688 mcore_general_movdst_operand, mcore_reload_operand,
1689 mcore_arith_J_operand, mcore_arith_K_operand,
1690 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1691 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1692 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1693 mcore_literal_K_operand, mcore_addsub_operand,
1694 mcore_compare_operand, mcore_load_multiple_operation,
1695 mcore_store_multiple_operation, mcore_call_address_operand.
1696 Add a prototype for const_ok_for_mcore.
1697 * config/mcore/mcore.c (mcore_call_address_operand,
1698 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1699 mcore_arith_reg_operand, mcore_reload_operand,
1700 mcore_arith_J_operand, mcore_arith_K_operand,
1701 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1702 mcore_arith_M_operand, mcore_arith_imm_operand,
1703 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1704 mcore_literal_K_operand, mcore_addsub_operand,
1705 mcore_compare_operand, mcore_load_multiple_operation,
1706 mcore_store_multiple_operation): Move to predicates.md.
1707 (const_ok_for_mcore): Export.
1708 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1709 * config/mcore/mcore.md: Include predicates.md.
1710 * config/mcore/predicates.md: New.
1712 * config/mcore/predicates.md: Fix a comment typo.
1714 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1715 Adrian Straetling <straetling@de.ibm.com>
1717 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1718 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1719 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1721 ("imul"): Removed from "type" attribute.
1722 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1723 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1724 Changed type to imulsi.
1725 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1727 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1729 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1730 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1731 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1732 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1733 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1734 (TARGET_SWITCHES, mcore_stack_increment_string)
1735 (TARGET_OPTIONS): Delete.
1736 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1737 than *_BIT constants.
1738 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1739 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1740 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1741 (mcore_override_options): Delete mcore_stack_increment code.
1742 Change use of M340_BIT to MASK_M340.
1743 * config/mcore/mcore.opt: New file.
1745 2005-04-04 Ian Lance Taylor <ian@airs.com>
1747 * config/arm/arm.c (replace_symbols_in_block): Remove static
1750 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1752 * config/fr30/fr30-protos.h: Remove the prototypes for
1753 stack_add_operand, add_immediate_operand,
1754 high_register_operand, low_register_operand, call_operand,
1755 di_operand, and nonimmediate_di_operand.
1756 * config/fr30/fr30.c (stack_add_operand,
1757 add_immediate_operand, high_register_operand,
1758 low_register_operand, call_operand, di_operand,
1759 nonimmediate_di_operand): Move to predicates.md.
1760 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1761 * config/fr30/fr30.md: Include predicates.md.
1762 * config/fr30/predicates.md: New.
1764 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1765 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1766 mcore_call_address_operand.
1768 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1769 general_movsrc_operand.
1771 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1773 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1776 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1779 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1782 2005-04-04 Richard Henderson <rth@redhat.com>
1783 Jakub Jelinek <jakub@redhat.com>
1785 PR rtl-optimization/16104
1786 * fold-const.c (fold_unary): Fix folding of vector conversions.
1788 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1790 * config.gcc (xstormy16-*-elf): Set extra_options.
1791 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1792 * config/stormy16/stormy16.opt: New file.
1794 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1796 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1797 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1798 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1799 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1800 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1801 (TARGET_UNIX_ASM): Delete.
1802 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1803 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1804 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1805 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1806 * config/pdp11/pdp11.opt: New file.
1808 2005-04-03 Roger Sayle <roger@eyesopen.com>
1809 Alexandre Oliva <aoliva@redhat.com>
1812 * fold-const.c (non_lvalue): Split tests into...
1813 (maybe_lvalue_p): New function.
1814 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1815 C++ front-end prior to lowering into gimple form.
1817 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1819 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1820 BUILT_IN_STRNCASECMP): New.
1821 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1824 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1827 * arm.md (addsi3_compare0_for_combiner): Delete.
1828 (addsi3_compare0_scratch_for_combiner): Delete.
1829 (cmpsi_neg_shiftsi): Delete.
1830 (compare_negsi_si): New pattern.
1831 (cmpsi_negshiftsi_si): New pattern.
1832 (negated_cbranchsi4): Restrict to equality_operator.
1834 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1837 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1839 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1842 * doc/install.texi: Fix a typo.
1844 2005-04-03 Steven Bosscher <stevenb@suse.de>
1847 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1848 a computed goto if the edge to the computed goto block has
1849 incoming abnormal edges. Clarify how the function works.
1851 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1853 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1854 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1855 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1856 hash_scan_set, reg_set_between_after_reload_p,
1857 reg_used_between_after_reload_p, get_avail_load_store_reg,
1858 eliminate_partially_redundant_load): Likewise.
1859 * postreload.c (reload_cse_simplify_set,
1860 reload_combine_note_use): Likewise.
1861 * predict.c (predict_insn, expected_value_to_br_prob,
1862 propagate_freq, expensive_function_p): Likewise.
1863 * print-rtl.c (print_rtx): Likewise.
1864 * profile.c (instrument_edges, instrument_values,
1865 compute_branch_probabilities, branch_prob, union_groups,
1866 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1867 * protoize.c (in_system_include_dir, file_could_be_converted,
1868 file_normally_convertible, gen_aux_info_file, seek_to_line,
1869 do_cleaning): Likewise.
1870 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1871 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1872 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1874 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1876 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1877 * modulo-sched.c (undo_replace_buff_elem): New structure.
1878 (kernel_number_of_cycles, ps_unschedule_node,
1879 undo_generate_reg_moves,free_undo_replace_buff,
1880 undo_permute_partial_schedule, loop_single_full_bb_p,
1881 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1882 build_loops_structure, get_sched_window): New.
1883 (generate_reg_moves): Return undo_replace_buff_elem and other
1885 (generate_prolog_epilog): Remove old loop versioning.
1886 (sms_schedule): Use loop information and loop_version.
1887 (sms_schedule_by_order): Split part of it to get_sched_window.
1888 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1889 cfg_layout_finalize and free_dominance_info before/after SMS.
1891 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1893 * cfghooks.c (lv_flush_pending_stmts,
1894 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1895 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1896 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1897 lv_add_condition_to_bb,
1898 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1899 flush_pending_stmts): New in cfg_hooks structure.
1900 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1901 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1902 lv_add_condition_to_bb): New declarations.
1903 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1905 (loop_version): Declare.
1906 * cfgloopmanip.c (cfghooks.h): Include.
1907 (duplicate_loop_to_header_edge): Change return type to bool.
1908 (loop_version, lv_adjust_loop_entry_edge): Move here.
1909 * cfgrtl.c (cfgloop.h): Include.
1910 (rtl_verify_flow_info_1): Fix.
1911 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1912 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1914 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1915 tree_lv_add_condition_to_bb): New.
1916 (tree_cfg_hooks): Add new hooks to initialization.
1917 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1918 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1920 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1922 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1923 xstormy16_below100_or_register,
1924 xstormy16_splittable_below100_or_register, and
1925 nonimmediate_nonstack_operand.
1927 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1928 xstormy16_ineqsi_operator, equality_operator,
1929 inequality_operator, shift_operator,
1930 xstormy16_below100_operand, xstormy16_below100_or_register,
1931 xstormy16_splittable_below100_or_register,
1932 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1933 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1934 equality_operator, inequality_operator,
1935 xstormy16_below100_operand, xstormy16_below100_or_register,
1936 xstormy16_splittable_below100_or_register,
1937 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1938 nonimmediate_nonstack_operand, shift_operator): Move to
1940 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1941 * config/stormy16/stormy16.md: Include predicates.md.
1942 * config/stormy16/predicates.md: New.
1944 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1946 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1947 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1948 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1949 move_operand, power_of_2_operand): Move to predicates.md.
1950 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1951 PREDICATE_CODE): Remove.
1952 * config/iq2000/iq2000.md: Include predicates.md.
1953 * config/iq2000/predicates.md: New.
1955 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1957 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1958 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1959 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1960 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1961 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1962 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1963 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1964 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1965 (TARGET_M68HC11): Delete.
1966 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1967 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1968 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1969 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1970 (nb_soft_regs): Delete.
1971 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1972 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1973 and MASK_M6812 being set simultaneously. Change the code that sets
1974 the default m68hc11_soft_reg_count to use integers instead of strings.
1975 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1976 m68hc11_soft_reg_count (which now has an int type) as the number
1978 * config/m68hc11/m68hc11.opt: New file.
1980 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1982 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1983 fp_displacement_operand, sp_displacement_operand.
1985 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1987 Remove the prototypes for tst_operand, cmp_operand,
1988 stack_register_operand, d_register_operand,
1989 hard_addr_reg_operand, splitable_operand,
1990 m68hc11_logical_operator, m68hc11_arith_operator,
1991 m68hc11_non_shift_operator, m68hc11_shift_operator,
1992 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1993 non_push_operand, hard_reg_operand, and
1994 reg_or_some_mem_operand.
1995 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1997 (tst_operand, cmp_operand, non_push_operand,
1998 splitable_operand, reg_or_some_mem_operand,
1999 stack_register_operand, d_register_operand,
2000 hard_addr_reg_operand, hard_reg_operand,
2001 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2002 m68hc11_arith_operator, m68hc11_non_shift_operator,
2003 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2005 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2006 * config/m68hc11/m68hc11.md: Include predicates.md.
2007 * config/m68hc11/predicates.md: New.
2009 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2012 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2013 change checked in along with 2005-03-03's patch for debug/20253.
2014 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2015 (remap_decl): Insert type decl in map earlier.
2017 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2019 PR tree-optimization/20640
2020 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2021 post-dominator if it has phi nodes.
2022 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2023 before dead statements.
2025 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2028 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2030 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2032 PR rtl-optimization/20290
2033 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2034 in every iteration if the entry point is the exit test.
2036 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2038 * config/cris/cris.md (attribute "length"): Define.
2040 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2042 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2043 (word_offset_memref_operand): New.
2044 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2045 (indexed_or_indirect_operand): Delete.
2046 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2047 (indexed_or_indirect_operand): Delete.
2049 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2052 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2055 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2056 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2058 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2060 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2062 2005-04-01 Ian Lance Taylor <ian@airs.com>
2064 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2065 (rus, prus): Remove static variables.
2066 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2067 (process_command): Permit report_times and use_pipes together.
2069 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2071 * c-decl.c (validate_proto_after_old_defn): Look at
2072 TYPE_MAIN_VARIANT of argument types.
2074 2005-04-01 Paul Brook <paul@codesourcery.com>
2076 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2077 (arm_output_function_epilogue): Allow call_via_SP.
2078 (thumb_call_via_reg, arm_file_end): Ditto.
2079 * config/arm/arm.h (struct machine_function): Include space for SP.
2080 (thumb_call_via_label): Update declaration.
2082 2005-04-01 Ian Lance Taylor <ian@airs.com>
2084 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2085 doing a peephole optimization, once again put any notes in the
2088 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2090 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2092 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2094 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2095 (block_alloc, find_free_reg): Likewise.
2096 * loop-doloop.c (doloop_modify): Likewise.
2097 * loop-invariant.c (record_use): Likewise.
2098 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2099 get_iv_value, canon_condition, eliminate_implied_condition,
2100 eliminate_implied_condition, simplify_using_initial_values,
2101 shorten_into_mode, canonicalize_iv_subregs,
2102 iv_number_of_iterations): Likewise.
2103 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2104 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2105 unswitch_loop): Likewise.
2106 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2107 move_movables, replace_call_address, find_and_verify_loops,
2108 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2109 record_giv, final_giv_value, general_induction_var,
2110 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2111 loop_giv_dump): Likewise.
2113 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2114 GCOV_CHECK_WRITING): Remove.
2115 (gcov_position, gcov_rewrite): Use gcc_assert.
2116 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2117 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2118 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2121 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2123 * tree-inline.c: Fix a typo.
2125 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2127 * configure.ac (enable-checking): Explicitly set all variables for
2128 collective switch values. Alphabetize variables. Rename
2129 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2131 * doc/install.texi (enable-checking): Update documentation.
2132 * configure: Rebuilt.
2134 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2136 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2139 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2141 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2142 Also reject cases where this pattern will cause load delay stalls
2143 unless optimizing for size and it will produce a shorter sequence.
2144 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2145 variants to avoid pre-adjusting the base when possible.
2147 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2149 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2150 the frame and argument pointers.
2151 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2152 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2153 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2154 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2155 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2156 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2158 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2160 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2161 with entry for selectany attribute.
2162 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2164 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2165 (i386_pe_asm_named_section): Handle sections generated by
2166 selectany attribute.
2167 * doc/extend.texi (selectany): Document attribute.
2169 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2170 Jan Hubicka <jh@suse.cz>
2172 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2173 to fix addresses involving EBP and ESP.
2174 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2175 for SUBREGed registers.
2176 (legitimate_address_p): Accept SUBREGed registers.
2178 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2181 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2182 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2185 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2187 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2189 2005-04-01 James E Wilson <wilson@specifixinc.com>
2192 * dwarf2out.c (rtl_for_decl_init): New function.
2193 (rtl_for_decl_location): Extracted from here.
2194 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2195 add_const_value_attribute. Delete initializer_constant_valid_p call.
2197 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2199 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2200 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2201 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2202 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2203 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2204 config/i386/i386.md, config/rs6000/predicates.md,
2205 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2206 config/s390/s390.c, config/stormy16/stormy16.c,
2207 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2210 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2213 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2214 COND_EXPR and CALL_EXPR.
2216 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2219 * genautomata.c (first_cycle_unit_presence): Check all alternative
2220 states for unit presence.
2222 * doc/md.texi: Remove remark about impossibility to query unit
2223 presence in non nondeterministic automaton state.
2225 * config/ia64/ia64.c (get_template): Change order of unit querying.
2227 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2229 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2232 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2234 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2235 flag for edges outside any loops.
2237 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2239 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2241 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2243 * tree-ssa-alias.c: Follow spelling conventions.
2244 * doc/tree-ssa.texi: Fix a typo.
2246 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2248 * postreload-gcse.c: Include target.h.
2249 (gcse_after_reload_main): Return early if we cannot modify jumps.
2250 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2252 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2254 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2255 expensive operations.
2257 2005-03-31 Ian Lance Taylor <ian@airs.com>
2259 * collect2.c (lderrout): New variable.
2260 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2261 if it is set, to stderr.
2262 (handler): Unlink lderrout if it is set.
2263 (dump_file): Add "to" parameter. Change all callers.
2264 (main): Initialize lderrout.
2265 (collect_execute): Add errname parameter. Change all callers.
2266 Rename redir parameter to outname. Never pass
2267 PEX_STDERR_TO_STDOUT to pex_run.
2268 * collect2.h (collect_execute, dump_file): Update declarations.
2269 * tlink.c (tlink_execute): Add errname parameter. Change all
2271 (do_tlink): Check lderrout as well as ldout.
2273 2005-03-31 Caroline Tice <ctice@apple.com>
2275 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2276 (bb-reorder.o): Add errors.h to list of requirements.
2277 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2278 profiledbootstrap flags.
2279 * bb-reorder.c (errors.h): Add new include.
2280 (struct bbro_basic_block_data_def): Add new field, in_trace.
2281 (add_unlikely_executed_notes): Remove function.
2282 (mark_bb_for_unlikely_executed_section): Remove function.
2283 (insert_section_boundary_note): New function.
2284 (verify_hot_cold_block_grouping): New function.
2285 (push_to_next_round_p): Remove variables and tests that push all
2286 cold blocks to last round.
2287 (find_traces): Remove code that added extra round of trace finding
2288 when doing partitioning.
2289 (find_traces_1_round) : Remove variable last_round; add code to
2290 update new struct field, in_trace; correct trace_length where it was
2291 incorrect before (after call to copy_bb); change code that pushed all
2292 cold blocks to last round. Instead verify that all blocks going into
2293 a trace belong in the same partition.
2294 (connect_traces): Modify to connect the traces in two passes, if the
2295 function contains both hot and cold blocks. The first pass connects
2296 all the traces for blocks in the partition that the first block in
2297 the function belongs to; the second pass connnects all the traces
2298 containing blocks that belong in the other partition.
2299 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2300 code that automatically put the first block in a function into the
2301 hot partition if the function had any hot blocks.
2302 (fix_crossing_unconditional_branches): Check number of succ edges
2303 before attempting to get one.
2304 (fix_edges_for_rarely_executed_code): Update comment describing
2306 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2307 remove call to add_unlikely_executed_notes; add call to
2308 verify_hot_cold_block_grouping.
2309 (duplicate_computed_gotos): Don't change computed goto if it's a
2311 (partition_hot_cold_basic_blocks): Update function comment.
2312 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2314 (try_forward_edges): Likewise.
2315 (merge_blocks_move_predecessor_nojumps): Likewise.
2316 (merge_blocks_move_successor_nojumps): Likewise.
2317 (merge_blocks_move): Likewise.
2318 (try_crossjump_bb): Likewise.
2319 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2320 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2321 notes to cold bb's; remove call to update_unlikely_executed_notes.
2322 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2323 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2324 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2325 function declaration.
2326 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2328 (rtl_can_merge_blocks): Remove redundancy from condition.
2329 (try_redirect_by_replacing_jump): Likewise.
2330 (force_nonfallthru_and_redirect): Remove code for adding
2331 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2332 (commit_one_edge_insertion): Likewise.
2333 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2334 * dbxout.c (FORCE_TEXT): Replace function_section with
2335 current_function_section.
2336 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2337 function, switch_text_section.
2338 (struct xcoff_debug): Likewise.
2339 (dbxout_function_end): Add code to put out label diffs for both
2340 hot and cold sections.
2341 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2342 for new debug_hooks funciton, switch_text_section..
2343 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2344 switch_text_section.
2345 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2346 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2347 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2348 dw_fde_switched_sections.
2349 (output_call_frame_info): Add test to see if function switches text
2350 sections in the middle; if so, use appropriate extra hot and cold
2351 section labels to compute size deltas for the hot and cold sections.
2352 (dwarf2out_begin_prologue): Add code to initialize new fields in
2354 (dwarf2out_switch_text_section): New function (invoked through
2355 debug_hook); updates new fields in dw_fde_struct appropriately and
2356 increments separate_line_info_table_in_use.
2357 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2358 dwarf2out_switch_text_section.
2359 (struct var_loc_node): Add new field, section_label.
2360 (output_aranges): Add code to check whether in hot or cold section and
2361 use the appropriate label in calculating deltas.
2362 (output_ranges): Likewise.
2363 (output_line_info): Add code to check which section we're in and
2364 use appropriate hot/cold label.
2365 (add_location_or_constant_value_attribute): Likewise.
2366 (gen_subprogam_die): Modify arange attributes to use correct labels.
2367 (dwarf2out_begin_block): Change call to function_section into call to
2368 current_function_section.
2369 (dwarf2out_end_block): Likewise.
2370 (dwarf2out_source_line): Likewise.
2371 (dwarf2out_var_location): Add code to check whether in hot or cold
2372 section and use the appropriate label.
2373 * except.c (output_function_exception_table): Change call to
2374 function_section into call to current_function_section.
2375 * final.c (profile_function): Likewise.
2376 (scan_ahead_for_unlikely_executed_note): Remove function.
2377 (final_scan_insn): Remove calls to
2378 scan_ahead_for_unlikely_executed_note, and related code for switching
2379 to cold section, except for the single time
2380 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2381 debug_hooks->switch_text_sections; replace appropriate calls to
2382 function_section with calls to current_function_section.
2383 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2384 test_bb to condition.
2385 (find_if_case_2): Likewise.
2386 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2387 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2388 * opts.c (decode_options): Change warning about hot/cold partitioning
2389 with exceptionss to inform (so as not to cause bootstrap failures);
2390 remove warning about partitioning with DWARF debug info.
2391 * output.h (current_function_section): Add new function decl.
2392 (insert_section_boundary_note): Likewise.
2393 (enum in_section): Move this declaration here from varasm.c.
2394 (unlikely_section_label): Likewise.
2395 (unlikely_text_section_name): Likewise.
2396 (last_text_section_name): New global variable.
2397 (last_text_section): Likewise.
2398 (hot_section_label): Likewise.
2399 (hot_section_end_label): Likewise.
2400 (cold_section_end_label): Likewise.
2401 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2402 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2403 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2404 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2405 insn from consideration.
2406 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2407 switch_text_section.
2408 * varasm.c (basic-block.h): Add new include.
2409 (unlikely_section_label_printed): Remove global variable.
2410 (unlikely_section_label): Make global variable not be static any more.
2411 (unlikely_text_section_name): Likewise.
2412 (hot_section_end_label): New global variable (not static)
2413 (first_function_block_is_cold): Likewise.
2414 (hot_section_label): Likewise.
2415 (cold_section_end_label): Likewise..
2416 (last_text_section): New global variable, not static.
2417 (last_text_section_name): New global variable, not static.
2418 (initialize_cold_section_name): New function.
2419 (enum in_section): Move declaration to output.h.
2420 (text_section): Update last_text_section.
2421 (unlikely_text_section): Replace code to determine cold section name
2422 with call to initialize_cold_section_name; Add code to update
2423 last_text_section; remove code for printing out label.
2424 (named_section_real): Add code to update last_text_section and
2425 last_text_section_name as appropriate.
2426 (function_section): Change test for 'unlikely' to depend on
2427 first_function_block_is_cold (moved old test to
2428 current_function_section).
2429 (current_function_section): New function.
2430 (assemble_start_function): Move code that frees
2431 unlikely_text_section_name; initialize hot_section_end_label;
2432 print hot and cold section labels at the start of the function;
2433 set first_function_block_is_cold, if appropriate; initialize l
2434 ast_text_section; add call to insert_section_boundary_note.
2435 (assemble_end_function): Add code to write out hot and cold section
2437 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2438 switch_text_section.
2439 * config/darwin.c (machopic_select_section): Replace incorrect
2440 function in base_funs; update reloc for cold sections if necessary.
2441 * config/darwin.h (SECTION_FUNCTION): Add code to update
2442 last_text_section if appropriate.
2443 (text_unlikely_section): Remove.
2444 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2445 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2446 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2447 partitioning for this architecture.
2449 2005-03-31 Olivier Hainque <hainque@adacore.com>
2451 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2452 defined and non-zero.
2454 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2457 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2460 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2463 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2464 label operand. Remove (use (unspec..)). Don't emit a label on
2466 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2467 generate inline label for load_toc_v4_PIC_1b.
2468 (rs6000_emit_load_toc_table): Likewise.
2470 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2472 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2473 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2475 2005-03-29 Devang Patel <dpatel@apple.com>
2477 * tree-sra.c (decide_block_copy): Disable scalarization of
2480 2005-03-30 Stuart Hastings <stuart@apple.com>
2481 Dale Johannesen <dalej@apple.com>
2483 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2484 * print-tree.c (print_node): Add case STATEMENT_LIST.
2486 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2488 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2489 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2490 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2491 is given with "powerpc64*" or "all", or when --with-cpu chooses
2494 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2497 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2498 gen_lexical_block_die.
2499 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2501 2005-03-31 Jan Hubicka <jh@suse.cz>
2503 2004-11-02 Jan Hubicka <jh@suse.cz>
2505 * cgraph.c (cgraph_varpool_node_name): New function.
2506 (dump_cgraph_varpool_node): New function.
2507 (dump_varpool): New function.
2508 * cgraphunit.c (cgraph_optimize): Dump varpool.
2510 2004-10-16 Jan Hubicka <jh@suse.cz>
2512 * cgraph.c (decide_is_variable_needed): New function.
2513 (cgraph_varpool_finalize_decl): Use it.
2514 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2516 * final.c (output_addr_const): Do not call mark_referenced.
2517 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2518 always go via cgraph.
2519 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2520 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2521 * tree-optimize.c (execute_inline): Mark functions called.
2522 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2524 2004-10-11 Jan Hubicka <jh@suse.cz>
2526 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2527 (cgraph_varpool_last_needed_node): New static variable.
2528 (enqueue_needed_varpool_node): Break out from ...; add items to the
2529 end of queue; update first pointers.
2530 (cgraph_varpool_mark_needed_node): ... here.
2531 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2532 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2533 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2534 (cgraph_varpool_first_unanalyzed_node): Declare.
2535 * cgraphunit.c: Include output.h.
2536 (cgraph_varpool_analyze_pending_decls): New function.
2537 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2538 for errors, analyze pending decls.
2539 (cgraph_finalize_compilation_unit): Only analyze decls.
2540 (cgraph_optimize): Assemble the decls after expanding.
2542 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2544 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2545 subvars get marked properly in tags for grouping.
2546 (add_pointed_to_var): Mark only actual pointed to
2547 variables/subvars in addresses needed.
2548 (create_overlap_variables_for): Clear call clobbered on original
2550 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2551 addresable vars with subvars into list.
2552 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2555 2005-03-30 Richard Henderson <rth@redhat.com>
2557 * cgraph.h (struct cgraph_node): Add alias.
2558 * varasm.c (assemble_alias): Set it.
2559 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2560 avoid calling cgraph_expand_function.
2562 2005-03-30 Tom Tromey <tromey@redhat.com>
2564 * tree.def (FILE_TYPE): Removed.
2565 * typeclass.h (enum type_class): Removed file_type_class.
2566 * dwarf2out.c (is_base_type): Updated.
2567 (gen_type_die): Likewise.
2568 * dbxout.c (dbxout_type): Updated.
2569 * builtins.c (type_to_class): Updated.
2570 * tree.c (type_contains_placeholder_1): Updated.
2571 * config/sparc/sparc.c (sparc_type_code): Updated.
2572 * config/ia64/ia64.c (hfa_element_mode): Updated.
2573 * expr.c (count_type_elements): Updated.
2574 * stor-layout.c (layout_type): Updated.
2575 * tree-inline.c (remap_type): Updated.
2576 * tree-pretty-print.c (dump_generic_node): Updated.
2578 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2580 * builtins.c (expand_builtin_powi): Fix mode of
2581 2nd argument to match int.
2582 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2583 2nd argument type to int.
2584 * libgcc2.c: Change prototype of __powi* functions to use
2587 2005-03-30 Dale Johannesen <dalej@apple.com>
2590 * calls.c (expand_call): Flush pending deferrals before
2593 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2597 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2598 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2599 c_label_context, label_context_stack): New.
2600 * c-decl.c (define_label): Check for jumps into statement
2601 expressions. Add label to list of defined labels.
2602 (start_function): Push context on label_context_stack.
2603 (finish_function): Pop context from label_context_stack.
2604 * c-typeck.c (label_context_stack): New.
2605 (c_finish_goto_label): Check for jumps into statement
2606 expressions. Add label to list of jumped to labels.
2607 (struct c_switch): Add blocked_stmt_expr.
2608 (c_start_case): Initialize it.
2609 (do_case): Check it.
2610 (c_finish_case): Verify !blocked_stmt_expr.
2611 (c_begin_stmt_expr): Push context on label_context_stack.
2612 Increment blocked_stmt_expr. Mark labels jumped to from outside
2614 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2615 defined in the statement expression and no longer jumpable to.
2616 Mark labels jumped to from just outside the statement expression
2617 as again definable. Pop context from label_context_stack.
2618 * doc/extend.texi (Statement Exprs): Update.
2620 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2623 * c-decl.c (start_function): Check for old_decl being
2626 2005-03-30 Ian Lance Taylor <ian@airs.com>
2628 * final.c (final): Remove prescan parameter. Change all callers.
2629 (final_scan_insn): Remove prescan parameter. Change all callers.
2631 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2633 * tree-vectorizer.c: Fix comment typos.
2635 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2637 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2638 as soon as a chrec_dont_know is detected.
2640 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2642 Merge from csl-arm-branch.
2643 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2645 * tlink.c (recompile_files): Do not assume that "rename" can
2646 overwrite an existing file.
2648 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2650 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2651 * gcc/configure: Regenerate.
2653 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2655 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2657 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2659 * calls.c (struct arg_data): Update "partial" comment.
2660 (load_register_parameters): Update "nregs" comment.
2662 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2664 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2665 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2666 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2667 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2668 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2669 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2670 than target_flags & 0.
2671 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2672 (iq2000_arch, iq2000_parse_cpu): Delete.
2673 (TARGET_HANDLE_OPTION): Override default.
2674 (iq2000_handle_option): New function.
2675 (override_options): Remove -march= and -mcpu= handling.
2676 * config/iq2000/iq2000.opt: New file.
2678 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2680 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2681 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2682 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2683 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2684 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2685 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2686 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2687 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2688 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2689 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2690 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2691 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2692 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2693 (TARGET_OPTIONS): Delete.
2694 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2695 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2696 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2697 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2698 (c4x_cpu_version_string): Delete.
2699 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2700 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2701 equivalent -mcpu= option.
2702 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2703 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2704 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2705 or clearing the appropriate MASK_* bit.
2706 (c4x_file_start): Use c4x_cpu_version.
2707 * config/c4x/c4x.opt: New file.
2709 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2711 * doc/options.texi: Document the new MaskExists flag.
2712 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2713 if the option has the MaskExists flag.
2715 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2717 * opt-functions.awk (flag_set_p, test_flag): New functions.
2718 (switch_flags): Use them.
2719 * opth-gen.awk: Use flag_set_p to check for flags.
2720 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2722 2005-03-30 Ian Lance Taylor <ian@airs.com>
2724 * config.host (i[34567]86-*-mingw32*): Don't set
2725 host_can_use_collect2 to no.
2727 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2730 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2731 Remove convert_memory_address call duplicating that in memory_address.
2733 2005-03-29 Richard Henderson <rth@redhat.com>
2736 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2737 (build_compound_literal): Likewise. Propagate decl type into the
2739 (finish_decl): Likewise. Use new return value from complete_array_type
2740 for zero sized arrays.
2741 (complete_array_type): Move ...
2742 * c-common.c (complete_array_type): ... here. Change first argument
2743 to pointer-to-type-node. Consistently use sizetype for the index
2744 except for zero sized arrays. Detect zero sized arrays for pedantic
2745 mode diagnostics. Create a new type node instead of modifying the
2747 * c-tree.h (complete_array_type): Move decl ...
2748 * c-common.h (complete_array_type): ... here.
2750 2005-03-29 Richard Henderson <rth@redhat.com>
2753 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2755 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2757 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2758 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2759 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2760 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2762 2005-03-29 Eric Christopher <echristo@redhat.com>
2764 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2765 truthvalue conversion removal.
2767 2005-03-29 Ian Lance Taylor <ian@airs.com>
2770 * collect2.c: Never include <vfork.h>.
2771 (VFORK_STRING, vfork): Don't define.
2772 (pid): Remove global variable.
2773 (handler): Call raise instead of kill (getpid(), ...).
2774 (collect_wait): Add pex parameter. Change all callers. Use
2775 pex_get_status rather than pwait.
2776 (do_wait): Add pex parameter. Change all callers.
2777 (collect_execute): Return struct pex_obj * rather than void. Use
2778 pex routines rather than pexecute.
2779 (fork_execute): Get pex_obj from collect_execute, and pass it to
2781 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2782 Only declare quit_handler if SIGQUIT is defined.
2783 (scan_libraries): Likewise.
2784 * collect2.h (collect_execute): Update declaration.
2785 (collect_wait): Update declaration.
2786 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2787 pass it to collect_wait.
2789 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2792 * c-parser.c (c_parser_compound_statement_nostart): Give error
2793 message for EOF instead of just setting parser->error.
2795 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2797 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2798 (slpeel_update_phi_nodes_for_guard1): New function.
2799 (slpeel_update_phi_nodes_for_guard2): New function.
2800 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2801 of slpeel_update_phi_nodes_for_guard.
2802 (vectorize_loops): Remove call to loop_closed_rewrite.
2803 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2806 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2808 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2809 (TARGET_LITTLE_ENDIAN): New macro.
2810 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2811 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2812 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2813 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2814 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2815 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2816 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2817 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2818 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2819 (TARGET_OPTIONS): Delete.
2820 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2821 (CACHE_FLUSH_TRAP): Turn into an integer.
2822 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2823 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2824 -mflush-trap is in use.
2825 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2826 (m32r_cache_flush_trap_string): Delete.
2827 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2828 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2829 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2830 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2831 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2832 -mmodel= and -msdata= handling from...
2833 (m32r_init): ...here.
2834 * config/m32r/m32r.opt: New file.
2836 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2838 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2839 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2840 * tree-vect-analyze.c (vect_object_analysis): additional parm
2841 pass back a "struct ptr_info_def *" with the points-to info.
2842 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2843 statement using info returned from vect_object_analysis.
2844 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2845 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2846 for virtual uses and defs when creating a replacement vector
2847 reference. Call duplicate_ssa_name_ptr_info to define points-to
2848 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2849 (vectorizable_store): copy_virtual_operands and update
2850 definition statements.
2851 (vectorizable_load): copy_virtual_operands. Remove call to
2852 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2853 * tree-vectorizer.c (vectorize_loops): Remove calls to
2854 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2855 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2856 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2857 define macro STMT_VINFO_PTR_INFO for use in accessing.
2858 * tree.h add export of duplicate_ssa_name_ptr_info.
2859 * rs6000.c (altivec_init_builtins): Declare builtin function
2860 __builtin_altivec_mask_for_load to be "const".
2862 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2865 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2866 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2867 assemble_variable on aliases.
2868 * varasm.c (assemble_alias): Set node->alias.
2869 * toplev.c (wrapup_global_declarations): Don't call
2870 rest_of_decl_compilation on aliases again.
2872 2005-03-29 Paul Brook <paul@codesourcery.com>
2874 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2875 * config/arm/arm.c (arm_dbx_register_number): New function.
2876 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2878 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2881 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2882 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2884 2005-03-29 Dale Johannesen <dalej@apple.com>
2886 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2887 $(TREE_H) and $(COVERAGE_H).
2888 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2889 * opts.c (common_handle_option): Enable tree-based value transforms.
2890 * toplev.c (process_options): Ditto.
2891 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2892 refers to references to this type.
2893 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2894 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2895 for may_be_more, may_be_less.
2896 (rtl_gen_pow2_profiler): Adjust.
2897 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2898 (rtl_gen_one_value_profiler): Adjust.
2899 (rtl_gen_const_delta_profiler): Adjust.
2900 * tree-profile.c (tree_gen_interval_profiler): Implement.
2901 (tree_gen_pow2_profiler): Ditto.
2902 (tree_gen_one_value_profiler): Ditto.
2903 (tree_profiling): New.
2904 (pass_tree_profile): Reference it.
2905 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2907 (insn_divmod_values_to_profile): Rename to
2908 rtl_divmod_values_to_profile. Adjust.
2909 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2910 (insn_prefetch_values_to_profile): Adjust.
2911 (rtl_value_profile_transformations): Adjust.
2912 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2913 (gen_mod_pow2): Rename to rtl_mod_pow2.
2914 (gen_mod_subtract): Rename to rtl_mod_subtract.
2915 (divmod_fixed_value_transform): Rename to
2916 rtl_divmod_fixed_value_transform.
2917 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2918 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2919 (rtl_find_values_to_profile): Adjust.
2920 (tree_value_profile_transformations): Implement.
2921 (tree_divmod_values_to_profile): New.
2922 (tree_values_to_profile): New.
2923 (tree_divmod_fixed_value): New.
2924 (tree_mod_pow2): New.
2925 (tree_mod_subtract): New.
2926 (tree_divmod_fixed_value_transform): New.
2927 (tree_mod_pow2_value_transform): New.
2928 (tree_mod_subtract_transform): New.
2929 (tree_find_values_to_profile): Implement.
2930 * profile.c (instrument_values): Free histograms.
2931 (compute_value_histograms): Adjust. Implement tree version.
2933 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2935 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2936 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2937 variable. Output "fldcw" depending on round_mode.
2938 * config/i386/i386.md (UNSPEC_FIST): New.
2939 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2940 New isns patterns to implement lrint and llrint built-ins as x87
2942 (fistdi2, fist<mode>2 splitters): New splitters.
2943 (lrint<mode>2): New expanders.
2945 2005-03-28 Ian Lance Taylor <ian@airs.com>
2947 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2948 0 when calling final_scan_insn.
2950 2005-03-28 Jan Hubicka <jh@suse.cz>
2953 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2956 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2957 types where possible.
2959 2005-03-26 Per Bothner <per@bothner.com>
2961 Make -f[no-]show-column also control non-cpp diagnostics.
2962 * c.opt (fshow-column): Move option from here ...
2963 * common.opt (fshow-column): ... to here.
2964 * diagnostic.c (diagnostic_build_prefix): Only print column number
2965 if flag_show_column.
2967 2005-03-27 Steven Bosscher <stevenb@suse.de>
2969 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2970 vax_output_conditional_branch): New prototypes.
2971 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2972 extracted from vax.md mov and add patterns.
2973 (vax_output_conditional_branch): New function to output conditional
2974 branch instructions.
2975 * vax.md: Use mode macros for arithmetic and mov patterns.
2976 Use code macros for the jump patterns.
2978 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2980 * Makefile.in (libbackend.o): Depend on version files;
2981 add custom generation command.
2983 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2986 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2987 sure that we have a REG before getting its REGNO.
2989 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2991 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2992 * builtins.def (BUILT_IN_STRNDUP): New.
2994 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2996 PR tree-optimization/20470
2997 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3000 2005-03-25 Mike Stump <mrs@apple.com>
3002 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3005 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3007 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3008 Use our own structure definitions.
3010 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3011 (fix_truncdfsi2): Allow registers or memory as destination.
3012 When TARGET_PPC_GFXOPT, generate simplified pattern.
3013 (fix_truncdfsi2_internal): Use define_insn_and_split.
3014 (fix_truncdfsi2_internal_gfxopt): New.
3015 (fctiwz): Don't confuse register allocation by giving it no choices.
3017 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3018 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3019 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3020 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3022 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3024 * dominance.c (free_dominance_info): Speed up by freeing et
3025 data structures without maintaining other nodes.
3026 * et-forest.c (et_free_tree_force): New.
3027 * et-forest.h: Add a prototype for et_free_tree_force.
3029 * tree.c (get_set_constructor_bits,
3030 get_set_constructor_bytes): Remove.
3031 * tree.h: Remove the corresponding prototypes.
3033 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3036 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3037 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3038 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3039 PRE_DEC, NEG and NOT.
3041 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3043 * fold-const.c: Convert uses of fold (build (...)) to
3046 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3048 PR rtl-optimization/20249
3049 * cse.c (insert_regs): Do not record equivalence of registers in
3052 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3054 * emit-rtl.c (reverse_comparison): Remove.
3055 * rtl.h: Remove the corresponding prototype.
3057 2005-03-24 James E Wilson <wilson@specifixinc.com>
3059 * doc/install.texi (--enable-altivec): Delete docs.
3061 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3063 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3064 SFmode and DFmode before reload when
3065 flag_unsafe_math_optimizations not enabled.
3067 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3069 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3071 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3072 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3074 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3076 * configure.ac (enable-checking): Add 'runtime' option.
3077 * doc/install.texi (enable-checking): Document 'runtime' checking.
3078 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3079 * config.in: Regenerated.
3080 * configure: Regenerated.
3082 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3084 * optabs.h (enum optab_index): Remove OTI_llrint.
3085 (llrint_optab): Remove macro.
3086 * optabs.c (init_optabs): Remove llrint_optab initialization.
3087 * genopinit.c (optabs): Remove llrint_optab implementation.
3088 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3091 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3093 PR rtl-optimization/20532
3094 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3095 overflow when adding coefficients for PLUS or MINUS.
3096 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3099 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3101 * langhooks.h (truthvalue_conversion): Remove.
3102 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3103 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3104 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3105 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3106 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3108 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3110 * params.def: Fix a typo.
3111 * config/mips/mips.c: Follow the spelling convensions.
3112 * doc/invoke.texi: Fix typos.
3114 2005-03-18 Dale Johannese <dalej@apple.com>
3116 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3118 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3120 Fix PR tree-optimization/20601
3122 * tree-ssa-pre.c (insert_aux): Add missing condition to
3125 2005-03-23 Ian Lance Taylor <ian@airs.com>
3127 * final.c (final_scan_insn): Don't remove no-op instructions.
3128 * reload1.c (reload): Remove simple no-op instructions even when
3131 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3133 PR tree-optimization/20501
3134 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3135 reporting that peeling for alignment is applied moved to...
3136 * (vect_analyze_data_refs_alignment): Here.
3138 2005-03-23 Ian Lance Taylor <ian@airs.com>
3140 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3142 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3144 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3145 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3147 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3149 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3150 imply that this is called once, independent of asms in code.
3151 Adjust to now being pased output and input lists. Mention helper
3152 function decl_overlaps_hard_reg_set_p.
3153 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3154 hook_tree_tree_identity and to take three trees, returning third.
3155 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3157 * stmt.c: include hard-reg-set.h before tree.h.
3158 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3159 (decl_conflicts_with_clobbers_p): Call
3160 decl_overlaps_hard_reg_set_p.
3161 (expand_asm_operands): Pass output and input lists in call to
3162 targetm.md_asm_clobbers.
3163 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3164 hook_tree_tree_tree_tree_3rd_identity.
3165 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3167 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3168 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3169 parameters, first two unused.
3170 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3171 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3172 in constraint letters and MOF is not mentioned as a asm-declared
3173 register in neither of the input and output lists.
3175 2005-03-23 DJ Delorie <dj@redhat.com>
3177 * optabs.c (expand_binop): Make sure the first subword's result
3180 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3182 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3183 Call c_common_truthvalue_conversion rather than
3184 lang_hooks.truthvalue_conversion.
3185 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3186 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3188 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3189 c_common_truthvalue_conversion.
3190 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3191 c_parser_conditional_expression, c_parser_binary_expression): Call
3192 c_objc_common_truthvalue_conversion.
3193 * c-typeck.c (build_unary_op): Call
3194 c_objc_common_truthvalue_conversion.
3195 (build_conditional_expr): Do not call
3196 lang_hooks.truthvalue_conversion.
3197 (build_binary_op): Call c_common_truthvalue_conversion.
3198 (c_objc_common_truthvalue_conversion): Moved from
3199 c-objc-common.c. Call default_function_array_conversion instead
3200 of default_conversion.
3202 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3204 * c-common.h (default_conversion): Remove.
3205 (perform_integral_promotions): Add.
3206 * c-tree.h (default_conversion): Add.
3207 * c-typeck.c (perform_integral_promotions): New, split out from
3209 * c-common.c (check_case_value): Use perform_integral_promotions,
3210 not default_conversion.
3211 (c_add_case_label): Don't continue processing case label after
3212 found to be pointer.
3214 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3216 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3217 the prefix list if we have already added a multilib directory
3219 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3222 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3224 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3226 * reload.h: Remove the prototype for indirect_symref_ok.
3228 * reload1.c (indirect_symref_ok): Make it global.
3229 * reload.h: Add a prototype for indirect_symref_ok.
3231 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3233 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3236 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3238 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3240 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3242 * c-opts.c (c_common_parse_file): Only start/end main source file
3243 if debug hooks says the writer wants it.
3244 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3246 (xcoff_debug_hooks): Ditto.
3247 * debug.c (do_nothing_hooks): Ditto.
3248 * debug.h (gcc_debug_hooks): Ditto.
3249 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3250 * sdbout.c (sdb_debug_hooks): Ditto.
3251 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3253 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3255 * doc/extend.texi: Deprecate C++ min/max operators.
3257 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3259 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3260 artificial original candidates.
3262 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3263 Jan Hubicka <jh@suse.cz>
3264 Steven Bosscher <stevenb@suse.de>
3266 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3267 call cost based on argument sizes.
3268 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3270 * params.def: (max-inline-inssn-single): Set to 450.
3271 (max-inline-insns-auto): Set to 90.
3272 (max-inline-insns-recursive): Set to 450
3273 (max-inline-insns-recursive-auto): Set to 450.
3274 (large-function-insns): Set to 2700.
3275 (inline-call-cost): New parameter.
3276 * tree-inline.c (estimate_move_cost): New function.
3277 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3278 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3280 * tree-inline.h (estimate_move_cost): Declare.
3281 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3282 (max-inline-insns-auto): Change default to 90.
3283 (max-inline-insns-recursive): Change default to 450
3284 (max-inline-insns-recursive-auto): Change default to 450.
3285 (large-function-insns): Change default to 2700.
3286 (inline-call-cost): Document new parameter.
3288 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3290 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3291 (TARGET_DEFAULT): Delete.
3292 * config/i860/i860.opt: New file.
3294 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3296 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3297 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3298 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3299 (frv_sched_lookahead): Delete.
3300 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3301 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3302 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3303 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3304 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3305 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3306 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3307 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3308 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3309 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3310 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3311 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3312 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3313 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3314 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3315 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3316 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3317 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3318 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3319 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3320 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3321 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3322 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3323 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3324 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3325 (frv_sched_lookahead): Delete.
3326 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3327 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3328 (frv_handle_option): New function. Move -mcpu= handling from...
3329 (frv_override_options): ...here. Remove handling of other
3331 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3332 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3333 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3334 and TARGET_NO_MULTI_CE.
3335 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3336 !TARGET_VLIW_BRANCH.
3337 * config/frv/frv.opt: New file.
3339 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3341 * fold-const.c (fold_ternary): Take decomposed arguments of
3343 (fold): Update a call to fold_ternary.
3345 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3346 * tree.h: Add corresponding prototypes.
3348 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3351 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3352 between jump table and its label.
3353 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3354 resp. ADDR_DIFF_VEC and the label preceeding it.
3355 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3356 is emitted in the right section.
3358 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3360 * fold-const.c (fold_unary, fold_binary): Update comments
3363 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3365 PR rtl-optimization/20527
3366 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3367 REG_INC note, test that the register also isn't mentioned in PRED
3370 2005-03-22 Ben Elliston <bje@au.ibm.com>
3372 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3375 2005-03-21 Mike Stump <mrs@apple.com>
3377 * varasm.c (default_assemble_visibility): Remove extra ().
3379 2005-03-21 Roger Sayle <roger@eyesopen.com>
3382 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3383 to determine whether a block can be duplicated, rather than test
3384 whether the block contains noncopyable insns ourselves.
3386 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3388 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3391 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3393 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3395 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3397 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3398 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3399 * config/fr30/fr30.opt: New file.
3401 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3403 Fix PR tree-optimization/20542
3405 * tree-flow-inline.h (overlap_subvar): Move to here.
3406 * tree-ssa-operands.c: From here.
3407 * tree-flow.h (overlap_subvar): Declare.
3408 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3409 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3410 for variables with subvars.
3412 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3415 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3416 * modulo-sched.c (const_iteration_count): Return on NULL
3418 (print_node_sched_params): Return on NULL dump_file.
3419 (generate_reg_moves): Handle reg-anti dependencies and disregard
3420 closing branch when generating register moves.
3421 (sms_schedule): Mark the SMSed block dirty.
3422 * passes.c (rest_of_handle_sms): Call update_life_info for all
3424 * testsuite/gcc.dg/20050321-1.c: New test.
3426 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3428 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3429 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3430 movqi_internal): Likewise.
3432 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3434 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3435 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3436 xtensa_b4const): Delete prototypes.
3437 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3438 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3439 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3440 xtensa_extra_constraint): New prototypes.
3441 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3442 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3443 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3444 move_operand, const_float_1_operand, fpmem_offset_operand,
3445 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3446 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3447 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3448 argument type to HOST_WIDE_INT.
3449 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3450 xtensa_mask_immediate): Likewise.
3451 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3452 Likewise. Also make these functions static.
3453 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3454 (xtensa_const_ok_for_letter_p): New.
3455 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3456 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3457 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3458 move_operand, const_float_1_operand, fpmem_offset_operand,
3459 branch_operator, ubranch_operator, boolean_operator): Move to
3461 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3462 (xtensa_mem_offset): Change return type to bool.
3463 (xtensa_extra_constraint): New.
3464 (gen_int_relational): Update type of const_range_p function pointer.
3465 Use xtensa_b4const_or_zero.
3466 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3467 xtensa_const_ok_for_letter_p. Update comments.
3468 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3469 (PREDICATE_CODES): Delete.
3470 * config/xtensa/xtensa.md: Include predicates.md.
3471 * config/xtensa/predicates.md: New file.
3473 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3475 * config/v850/v850-protos.h: Remove the prototypes for
3476 reg_or_int9_operand, reg_or_const_operand,
3477 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3478 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3479 movsi_source_operand, power_of_two_operand,
3480 not_power_of_two_operand, special_symbolref_operand,
3481 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3482 register_is_ok_for_epilogue.
3483 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3484 reg_or_int9_operand, reg_or_const_operand,
3485 call_address_operand, special_symbolref_operand,
3486 movsi_source_operand, power_of_two_operand,
3487 not_power_of_two_operand, register_is_ok_for_epilogue,
3488 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3489 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3491 * config/v850/v850.h (PREDICATE_CODES): Remove.
3492 * config/v850/v850.md: Include predicates.md.
3493 * config/v850/predicates.md: New.
3495 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3497 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3498 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3499 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3500 (itoolsdir, itoolsdatadir): Move definition above new first use.
3501 (install-itoolsdirs): New rule.
3502 (install-mkheaders): Depend on install-itoolsdirs, not
3503 install-include-dir.
3505 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3507 * tree-into-ssa.c: Remove obsolete comments.
3509 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3511 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3512 unrolling if -fpeel-loops is specified, too.
3513 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3514 Remove superfluous check for flag_unroll_loops.
3516 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3518 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3519 (lrint_optab, llrint_optab): Define corresponding macros.
3520 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3521 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3522 pattern and llrint_optab using llrintdi2 patterns.
3523 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3524 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3525 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3526 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3527 flag_unsafe_math_optimizations is set.
3529 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3531 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3532 simplify_logical, if_then_else_cond, known_cond,
3533 simplify_comparison): Adjust calls to reverse_comparison.
3534 Don't use combine_reversed_comparison_code).
3535 (combine_reversed_comparison_code): Remove.
3536 (reversed_comparison): Using reversed_comparison_code, move it...
3537 * jump.c (reversed_comparison): ... here.
3538 * rtl.h (reversed_comparison): Add prototype.
3540 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3542 * builtins.c (fold_builtin): Take decomposed arguments of
3544 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3545 * gimplify.c (gimplify_call_expr): Likewise.
3546 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3547 * tree.h: Update the prototype of fold_builtin.
3549 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3551 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3552 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3553 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3554 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3555 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3557 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3559 * builtins.c (fold_builtin_1): Take decomposed arguments of
3561 (fold_builtin): Update a call to fold_builtin_1.
3563 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3566 * gcov.c (output_lines): Only output function block summary when
3567 outputting branch information.
3568 * doc/gcov.texi: Document format of preamble and additional block
3571 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3573 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3574 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3575 the defaults false if BITS_PER_UNIT != 8.
3576 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3577 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3578 than BITS_PER_UNIT != 8.
3579 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3580 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3581 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3583 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3584 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3586 2005-03-20 Roger Sayle <roger@eyesopen.com>
3589 * fold-const.c (fold_binary): Fix type mismatch between
3590 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3591 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3592 for non-truth-valued expressions.
3594 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3595 and FUNCTION_DECL in the main switch.
3596 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3597 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3598 we also need to convert their operands to match.
3599 <TRUTH_NOT_EXPR>: Likewise.
3601 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3603 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3604 diagnostic without checking whether an lvalue.
3605 * c-common.h (lvalue_p): Remove.
3606 (enum lvalue_use): Update comment.
3607 (lvalue_or_else): Replace by lvalue_error.
3608 * c-typeck.c (lvalue_p): Make static.
3609 (lvalue_or_else): New. Call lvalue_error.
3611 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3613 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3614 (function_arg_advance): Use rs6000_parm_start.
3615 (function_arg, rs6000_arg_partial_bytes): Likewise.
3617 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3619 * c-common.c (check_case_value): Adjust comment about stripping
3621 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3622 * c-typeck.c (default_conversion, convert_arguments,
3623 build_modify_expr, convert_for_assignment, store_init_value,
3624 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3625 manually. Remove inaccurate comments.
3627 2005-03-20 Roger Sayle <roger@eyesopen.com>
3628 Joseph S. Myers <joseph@codesourcery.com>
3630 * varasm.c (do_assemble_alias): Restore comment describing function.
3631 Annotate the target parameter as potentially unused.
3633 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3636 * config/avr/avr.c (avr_output_function_prologue): Do not use
3637 current_function_name() in a label, use a local label instead.
3639 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3641 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3642 flag_finite_math_only, not flag_unsafe_math_optimizations.
3644 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3646 * builtins.c (fold_builtin_1): Update a call to
3647 targetm.fold_builtin.
3648 * hooks.c (hook_tree_tree_bool_null): Rename to
3649 hook_tree_tree_tree_bool_null. Take one more argument of type
3651 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3652 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3653 hook_tree_tree_tree_bool_null.
3654 * target.h (gcc_target): Update the prototype of fold_builtin.
3655 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3656 arguments of CALL_EXPR.
3657 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3660 2005-03-20 Jan Hubicka <jh@suse.cz>
3662 * cgraph.h (cgraph_node): Add prev_clone pointer.
3663 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3664 (cgraph_clone_node): Produce doubly linked chain.
3666 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3668 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3669 get_nonnull_operand, handle_sentinel_attribute,
3670 check_function_arguments_recurse): Do not strip NOPS from
3672 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3674 * c-format.c (get_constant): Likewise.
3675 * c-parser.c (c_parser_postfix_expression): Likewise.
3676 * c-typeck.c (set_init_index): Likewise.
3677 (convert_arguments): Don't check for NOP_EXPR containing integer
3680 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3682 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3683 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3684 Take decomposed arguments of CALL_EXPR.
3685 (fold_builtin_1): Update calls to the functions mentioned
3688 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3690 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3691 width to have integer type.
3692 (build_enumerator): Require enumerator value to have integer type.
3694 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3696 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3699 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3701 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3702 std=iso9899:199x): Correct descriptions.
3704 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3706 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3709 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3711 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3713 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3714 fold_builtin_memcpy.
3716 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3717 arguments of CALL_EXPR.
3718 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3719 fold_builtin_found, fold_builtin_1): Update calls to
3720 fold_trunc_transparent_mathfn.
3722 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3725 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3726 function pointers on targets that require function pointer
3728 (fold_sign_changed_comparison): Likewise.
3730 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3732 * combine.c (try_combine): When changing the mode of a hard reg, make
3733 sure that doing so is valid.
3735 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3737 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3738 (TARGET_HANDLE_OPTION): Override default.
3739 (avr_handle_option): New function.
3740 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3741 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3742 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3743 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3744 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3745 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3746 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3747 (TARGET_OPTIONS): Delete.
3748 * config/avr/avr.opt: New file.
3750 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3752 * config/m32r/m32r-protos.h: Remove the prototypes for
3753 call_address_operand, symbolic_operand, seth_add3_operand,
3754 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3755 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3756 two_insn_const_operand, move_src_operand,
3757 move_double_src_operand, move_dest_operand,
3758 eqne_comparison_operator, signed_comparison_operator,
3759 large_insn_p, conditional_move_operand, carry_compare_operand,
3760 m32r_block_immediate_operand, extend_operand,
3761 reg_or_eq_int16_operand, int8_operand, and
3762 reg_or_zero_operand.
3763 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3764 seth_add3_operand, int8_operand, cmp_int16_operand,
3765 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3766 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3767 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3768 move_double_src_operand, move_dest_operand,
3769 eqne_comparison_operator, signed_comparison_operator,
3770 extend_operand, small_insn_p, large_insn_p,
3771 conditional_move_operand, carry_compare_operand,
3772 m32r_block_immediate_operand): Move to predicates.md.
3773 (MAX_MOVE_BYTES): Move to m32r.h.
3774 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3775 * config/m32r/m32r.md: Include predicates.md.
3776 * config/m32r/predicates.md: New.
3778 2005-03-18 James E Wilson <wilson@specifixinc.com>
3781 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3784 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3786 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3787 call_address_operand, const_8bit_operand.
3788 * config/mn10300/mn10300.c (call_address_operand,
3789 const_8bit_operand, const_1f_operand): Move to predicates.md.
3790 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3791 * config/mn10300/mn10300.md: Include predicates.md.
3792 * config/mn10300/predicates.md: New.
3794 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3796 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3797 declarations in diagnostics and %E for identifiers, not %s.
3799 2005-03-18 Jan Hubicka <jh@suse.cz>
3800 Dale Johannesen <dalej@apple.com>
3802 * basic-block.h (scale_bbs_frequencies_int,
3803 scale_bbs_frequencies_gcov_type): Declare.
3804 * cfg.c (RDIV): New macro.
3805 (update_bb_frequency_for_threading): Fix.
3806 * basic-block.h (scale_bbs_frequencies_int,
3807 scale_bbs_frequencies_gcov_type): New.
3808 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3809 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3810 scale_bbs_frequencies_int.
3811 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3813 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3815 * config/m32r/m32r-protos.h: Remove the prototypes for
3816 call_address_operand, symbolic_operand, seth_add3_operand,
3817 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3818 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3819 two_insn_const_operand, move_src_operand,
3820 move_double_src_operand, move_dest_operand,
3821 eqne_comparison_operator, signed_comparison_operator,
3822 large_insn_p, conditional_move_operand, carry_compare_operand,
3823 m32r_block_immediate_operand, extend_operand,
3824 reg_or_eq_int16_operand, int8_operand, and
3825 reg_or_zero_operand.
3826 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3827 seth_add3_operand, int8_operand, cmp_int16_operand,
3828 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3829 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3830 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3831 move_double_src_operand, move_dest_operand,
3832 eqne_comparison_operator, signed_comparison_operator,
3833 extend_operand, small_insn_p, large_insn_p,
3834 conditional_move_operand, carry_compare_operand,
3835 m32r_block_immediate_operand): Move to predicates.md.
3836 (MAX_MOVE_BYTES): Move to m32r.h.
3837 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3838 * config/m32r/m32r.md: Include predicates.md.
3839 * config/m32r/predicates.md: New.
3841 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3843 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3844 symbolic_operand, symbolic_memory_operand,
3845 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3846 indexed_memory_operand, move_dest_operand, move_src_operand,
3847 prefetch_cc_operand, prefetch_nocc_operand,
3848 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3849 arith_operand, arith11_operand, pre_cint_operand,
3850 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3851 ireg_operand, int5_operand, uint5_operand, int11_operand,
3852 uint32_operand, arith5_operand, and_operand, ior_operand,
3853 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3854 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3855 shadd_operand, movb_comparison_operator,
3856 cmpib_comparison_operator): Move to predicates.md.
3857 (magic_milli, shadd_constant_p): Make it extern.
3858 * config/pa/pa.h (PREDICATE_CODES): Remove.
3859 * config/pa/pa.md: Include predicates.md.
3860 * config/pa/predicates.md: New.
3862 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3865 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3867 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3868 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3869 config/alpha/freebsd.h, config/alpha/linux.h,
3870 config/alpha/netbsd.h, config/alpha/osf5.h,
3871 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3872 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3873 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3874 doc/cppopts.texi: Update copyright.
3876 2005-03-18 Jan Hubicka <jh@suse.cz>
3879 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3881 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3884 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3886 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3889 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3891 * combine.c (gen_binary): Remove.
3892 (known_cond, simplify_shift_const, find_split_point,
3893 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3894 simplify_logical, expand_field_assignment, extract_left_shift,
3895 force_to_mode, if_then_else_cond, apply_distributive_law,
3896 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3897 simplify_comparison, reversed_comparison): Replace with
3898 simplify_gen_binary, simplify_gen_relational or
3899 distribute_and_simplify_rtx.
3900 (distribute_and_simplify_rtx): New function.
3902 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3903 Paolo Bonzini <gcc.gnu.org>
3905 * calls.c (setjmp_call_p, special_function_p): Update comments
3906 at the head of the functions.
3908 2005-03-18 Jan Hubicka <jh@suse.cz>
3910 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3912 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3913 function body should be released; do not proactively release function
3914 bodies in non-unit-at-a-time mode.
3916 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3918 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3919 mno-fp-ret-in-387 multilib variants.
3921 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3923 * common.opt (m): Remove.
3924 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3926 (common_handle_option): Remove OPT_m case.
3928 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3930 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3932 (fold_builtin_1): Update a call to fold_builtin_bitop.
3934 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3936 (fold_builtin_1): Update a call to fold_builtin_signbit.
3938 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3940 PR tree-optimization/20474
3941 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3942 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3944 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3946 * config/h8300/h8300-protos.h: Remove prototypes for
3947 general_operand_src, general_operand_dst, single_one_operand,
3948 single_zero_operand, call_insn_operand,
3949 two_insn_adds_subs_operand, small_call_insn_operand,
3950 jump_address_operand, bit_operand, bit_memory_operand,
3951 stack_pointer_operand, const_int_gt_2_operand,
3952 const_int_ge_8_operand, const_int_qi_operand,
3953 const_int_hi_operand, incdec_operand, bit_operator,
3954 nshift_operator, eqne_operator, gtle_operator,
3955 gtuleu_operator, iorxor_operator.
3956 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3957 h8300_ldm_stm_parallel.
3958 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3960 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3961 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3962 (h8300_ldm_stm_parallel): Make it extern.
3963 (h8300_ldm_parallel, h8300_stm_parallel,
3964 h8300_return_parallel, general_operand_src,
3965 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3966 nibble_operand, reg_or_nibble_operand, single_one_operand,
3967 single_zero_operand, call_insn_operand,
3968 two_insn_adds_subs_operand, small_call_insn_operand,
3969 jump_address_operand, bit_operand, bit_memory_operand,
3970 stack_pointer_operand, const_int_gt_2_operand,
3971 const_int_ge_8_operand, const_int_qi_operand,
3972 const_int_hi_operand, incdec_operand, eqne_operator,
3973 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3974 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3975 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3976 nshift_operator): Move to predicates.md.
3977 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3978 * config/h8300/h8300.md: Include predicates.md.
3979 * config/h8300/predicates.md: New.
3981 2005-03-17 Richard Henderson <rth@redhat.com>
3983 * config.gcc (ia64*-*-hpux*): Add extra_options.
3984 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3985 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3986 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3987 (ia64_tls_size_string, ia64_tune_string): Remove.
3988 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3989 (TARGET_DEFAULT_TARGET_FLAGS): New.
3990 (TARGET_HANDLE_OPTION): New.
3991 (ia64_override_options): Move options parsing ...
3992 (ia64_handle_option): ... here. New.
3993 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3994 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3995 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3996 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3997 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3998 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3999 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4000 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4001 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4002 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4003 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4004 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4005 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4006 TARGET_EARLY_STOP_BITS): Remove.
4007 (TARGET_ILP32): Default false.
4008 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4009 (enum ia64_inline_type): New.
4010 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4011 * config/ia64/ia64.md: Update for new definitions of
4012 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4013 * config/ia64/ia64.opt: New file.
4014 * config/ia64/ilp32.opt: New file.
4016 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4019 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4021 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4023 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4024 instead of MASK_H8300S.
4025 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4026 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4027 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4028 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4029 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4030 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4031 TARGET_SWITCHES): Remove.
4032 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4034 * config/h8300/h8300.opt: New.
4036 * config/alpha/alpha.opt, config/arc/arc.opt,
4037 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4040 2005-03-17 Ian Lance Taylor <ian@airs.com>
4044 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4046 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4047 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4048 (TARGET_HANDLE_OPTION): Override default.
4049 (arc_handle_option): New function.
4050 (arc_init): Remove code to set arch_cpu_string.
4051 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4052 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4053 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4054 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4055 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4056 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4057 (arc_rodata_string, TARGET_OPTIONS): Delete.
4058 * config/arc/arc.opt: New file.
4060 2005-03-17 Richard Henderson <rth@redhat.com>
4062 * doc/extend.texi (Weak Pragmas): New section.
4063 (attribute alias): Clarify that target must be in the same
4066 2005-03-17 Richard Henderson <rth@redhat.com>
4068 * config/alpha/alpha.opt: New file.
4069 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4071 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4072 alpha_fprm_string, alpha_fptm_string): Make static.
4073 (alpha_tls_size_string): Remove.
4074 (alpha_handle_option): New.
4075 (override_options): Update for alpha_cpu/alpha_tune split.
4076 (alpha_file_start): Likewise.
4077 (TARGET_DEFAULT_TARGET_FLAGS): New.
4078 (TARGET_HANDLE_OPTION): New.
4079 * config/alpha/alpha.h (alpha_tune): Declare.
4080 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4081 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4082 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4083 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4084 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4085 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4086 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4087 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4088 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4089 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4090 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4091 (TARGET_DEFAULT): Remove MASK_FP.
4092 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4093 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4094 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4095 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4096 alpha_tls_size_string): Remove.
4097 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4098 (attribute tune): Rename from attribute cpu.
4099 * config/alpha/ev4.md: Update to match.
4100 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4101 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4102 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4103 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4104 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4105 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4107 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4109 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4110 and return without creating new state if before_nops_num is nonzero.
4111 * config/ia64/ia64.md (first_insn): New attribute.
4112 (alloc): Set it to yes.
4114 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4116 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4117 STMT_VINFO_SUBVARS to NULL.
4118 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4120 2005-03-16 Dale Johannesen <dalej@apple.com>
4122 * rtlanal.c (find_first_parameter_load): Rewrite to
4123 return actual first param load or the call if none,
4124 instead of first in block, when not all loads exist.
4126 2005-03-16 Roger Sayle <roger@eyesopen.com>
4128 * optabs.c (expand_copysign_absneg): Make static.
4129 * optabs.h (expand_copysign_absneg): Delete prototype.
4130 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4132 2005-03-16 Richard Henderson <rth@redhat.com>
4135 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4136 (alias_pairs): Rename from output_defs.
4137 (find_decl_and_mark_needed): Split out from assemble_alias.
4138 (do_assemble_alias): New.
4139 (assemble_output_def): Remove.
4140 (finish_aliases_1, finish_aliases_2): New.
4141 (process_pending_assemble_output_defs): Remove.
4142 (assemble_alias): Defer aliases for which we don't yet have a
4143 non-external decl for the target symbol.
4144 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4145 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4146 * toplev.c (compile_file): Use finish_aliases_2 instead of
4147 process_pending_assemble_output_defs.
4148 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4149 (process_pending_assemble_output_defs): Remove.
4151 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4153 Fix PR tree-optimization/20489
4155 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4156 for empty structures.
4158 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4160 Fix PR tree-optimization/20490
4162 * tree-ssa-pre.c (create_expression_by_pieces): Use
4163 force_gimple_operand on result of fold.
4165 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4167 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4168 of closing parenthesis.
4170 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4172 * builtins.c (expand_movstr): Update a call to
4173 fold_builtin_strcpy.
4174 (expand_builtin_strncpy): Update a call to
4175 fold_builtin_strncpy.
4176 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4177 arguments of CALL_EXPR.
4178 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4179 fold_builtin_strncpy.
4180 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4181 * tree.h: Update the prototypes of fold_builtin_strcpy and
4182 fold_builtin_strncpy.
4184 2005-03-16 Steven Bosscher <stevenb@suse.de>
4185 Dorit Naishlos <dorit@il.ibm.com>
4187 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4188 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4191 2005-03-16 Steven Bosscher <stevenb@suse.de>
4193 * tree-inline.c (walk_type_fields, walk_tree,
4194 walk_tree_without_duplicates): Move from here...
4195 * tree.c: ...to here.
4197 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4199 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4200 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4201 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4202 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4203 (version): Define using $(BASEVER_c).
4204 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4206 (version.o): Depend on version files; add custom generation command.
4207 (prefix.o): Define BASEVER on command line.
4208 (s-iov): Depend on version files; adjust command.
4209 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4211 (gcc-vers.texi): New rule.
4212 (doc/%.info, doc/%.dvi): Add -I . to command line.
4213 (doc/gccinstall.dvi): Likewise.
4214 (PACKAGE): Delete. All uses replaced with "gcc".
4215 * aclocal.m4: Do not include gcc-version.m4.
4216 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4217 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4218 Set is_release based on contents of DEV-PHASE.
4219 Set gcc_version based on contents of BASE-VER.
4220 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4221 * config.in, configure: Regenerate.
4222 * gccbug.in: Determine version of GCC in use at runtime.
4223 * gcov-iov.c: Get version number and development phase from
4224 command line, not by including version.c.
4225 * intl.c: Replace all uses of PACKAGE with "gcc".
4226 * libada-mk.in: Delete unused "gcc_version" variable.
4227 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4228 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4229 commentary to match.
4230 (version_string): Put together from pieces.
4231 * config/alpha/x-vms: Do not use $(gcc_version).
4232 * config/i386/t-nwld: Likewise.
4233 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4234 version-GCC and DEVELOPMENT.
4236 2005-03-15 Roger Sayle <roger@eyesopen.com>
4238 PR tree-optimization/17454
4239 * tree.c (tree_size): Add case for TREE_BINFO.
4240 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4241 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4243 2005-03-15 Roger Sayle <roger@eyesopen.com>
4245 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4246 op1 whilst expanding the signed widenening multiply variant.
4248 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4250 * toplev.c (display_target_options): Avoid unused variable warning if
4251 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4252 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4253 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4254 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4255 (mips_isa_info): New variable.
4256 (mips_parse_cpu): Remove the first argument and leave the caller
4258 (TARGET_HANDLE_OPTION): Override default.
4259 (mips_handle_option): New function. Move option validation code from...
4260 (override_options): ...here. Update calls to mips_parse_cpu.
4261 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4262 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4263 (SUBTARGET_TARGET_OPTIONS): Delete.
4264 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4265 (mno-flush-func, mtune=): New options.
4267 2005-03-15 Roger Sayle <roger@eyesopen.com>
4268 Richard Henderson <rth@redhat.com>
4270 * real.c (c4x_single_format, c4x_extended_format): Provide values
4271 for signbit_ro for c4x's single and extended floating point formats.
4272 * optabs.c (expand_copysign): Use the floating point format's
4273 signbit_ro for expanding via expand_copysign_absneg, and it's
4274 signbit_rw field for expanding via expand_copysign_bit.
4276 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4278 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4279 known_alignment_for_access_p.
4280 (known_alignment_for_access_p): New.
4281 (do_peeling_for_alignment): Field made int instead of bool and renamed
4282 to peeling_for_alignment.
4283 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4284 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4285 functionality used to be in vect_analyze_operations.
4286 (vect_analyze_operations): Code to determine vectorization factor was
4287 moved to vect_determine_vectorization_factor.
4288 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4289 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4291 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4292 be part of vect_analyze_operations).
4293 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4294 creating the guard condition, as the number of iterations may be
4296 (slpeel_tree_peel_loop_to_edge): Use new name of
4297 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4298 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4299 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4300 (vect_do_peeling_for_alignment): Use fold.
4301 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4303 (vect_update_inits_of_dr): Renamed to
4304 vect_update_init_of_dr.
4305 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4306 (vectorizable_store): Fix assertion to use == instead of =.
4308 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4310 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4311 call_used_regs for wCG registers.
4313 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4315 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4316 for non-offsettable memory references to cope with outstanding reload
4317 replacements, take 2.
4319 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4322 * config/i386/i386.h (x86_fisttp): New.
4323 (TARGET_FISTTP): New macro.
4324 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4325 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4326 instruction when fisttp flag is set.
4327 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4329 * config/i386/i386.md (type attribute): Add fisttp.
4330 (unit attribute): Set to i387 for fisttp type.
4331 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4332 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4334 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4335 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4337 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4338 patterns for TARGET_FISTTP. Enable patterns for
4339 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4340 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4341 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4342 implement fisttp x87 insn.
4343 (fix_trunc*_i387_fisttp splitters): New patterns.
4344 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4345 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4346 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4348 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4349 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4350 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4351 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4352 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4353 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4354 Disable patterns for TARGET_FISTTP.
4355 (fix_trunc*_i387 splitters): Implement usign mode macros.
4356 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4357 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4358 (fix_trunx*_sse peephole2s): Implement using mode macros.
4360 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4362 PR rtl-optimization/20291
4363 * combine.c (try_combine): If splitting fails, re-try with
4364 original combined pattern, i.e. before clobber stripping.
4366 2005-03-14 Eric Christopher <echristo@redhat.com>
4368 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4369 STACK_GROWS_DOWNWARD.
4371 2005-03-14 Roger Sayle <roger@eyesopen.com>
4373 * real.h (struct real_format): Split the signbit field into two
4374 two fields, signbit_ro and signbit_rw.
4375 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4376 mips_double_format, ieee_extended_motorola_format,
4377 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4378 ieee_extended_intel_128_format, ibm_extended_format,
4379 mips_extended_format, ieee_quad_format, mips_quad_format,
4380 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4381 i370_double_format, c4x_single_format, c4x_extended_format,
4382 real_internal_format): Update initializers for new field.
4383 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4384 real_format structure.
4385 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4386 field of the real_format structure.
4388 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4390 Fix PR tree-optimization/20458
4392 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4393 DECL_EXTERNAL on STRUCT_FIELD tags.
4394 (clear_call_clobbered): Ditto.
4395 * tree-ssa-operands.c (note_addressable): Make sure the original
4396 variable doesn't slip into the addressable list if we have
4398 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4401 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4403 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4404 (-fwide-exec-charset): Likewise.
4405 (-finput-charset): Likewise.
4406 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4407 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4408 * c.opt (Wnormalized): New.
4410 2005-03-14 Devang Patel <dpatel@apple.com>
4412 * doc/invoke.texi: Add reference to Visibility document.
4414 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4416 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4417 MASK_SPLIT_ADDRESSES.
4418 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4419 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4420 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4421 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4422 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4423 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4424 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4425 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4426 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4427 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4428 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4429 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4430 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4431 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4432 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4433 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4434 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4435 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4436 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4437 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4438 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4439 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4440 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4441 (TARGET_EXPLICIT_RELOCS): Delete.
4442 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4443 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4444 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4445 (override_options): Set MASK_LONG64 if -mint64 is given and no
4446 -mlongXX option is. Complain about -mint64 -mlong32.
4447 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4448 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4449 * config/mips/mips.opt: New file.
4451 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4453 * config.gcc (extra_options): New variable for listing option files.
4454 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4455 * configure.ac (extra_opt_files): New AC_SUBST variable.
4456 (tm_file_list, tm_include_list): Include options.h first.
4457 * configure: Regenerate.
4458 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4459 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4460 (s-options-h): New rule.
4461 (options.h): Depend on it.
4462 (TEXI_GCCINT_FILES): Add options.texi.
4463 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4464 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4465 * target.h (gcc_target): Add default_target_flags and handle_option.
4466 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4467 (TARGET_HANDLE_OPTION): New macros.
4468 (TARGET_INITIALIZER): Include them.
4469 * opt-functions.awk (opt_args, nth_arg): New functions.
4470 (switch_flags): Handle the "Target" flag.
4472 (var_name): Use opt_args and nth_arg.
4473 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4474 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4475 macros for the "Mask" and "InverseMask" options.
4476 * opts.h (cl_var_cond): New enum.
4477 (cl_option): Replace the "has_set_value" and "set_value" fields with
4478 "var_cond" and "var_value".
4479 (CL_TARGET): New macro.
4480 (option_enabled, print_filtered_help): Declare.
4481 (decode_options): Move definition.
4482 * opts.c (handle_option): Search for the original option before
4483 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4484 var_cond and var_value fields. Use targetm.handle_option to handle
4486 (decode_options): Set target_flags to targetm.default_target_flags.
4487 (print_filtered_help): Make global. Handle CL_TARGET.
4488 (option_enabled): New function.
4489 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4490 (display_target_options, set_target_switch, print_switch_values)
4491 (default_pch_valid_p): Guard uses of target_switches with
4492 #ifdef TARGET_SWITCHES. Also...
4493 (display_target_options): Display the CL_TARGET entries in cl_options.
4494 (set_target_option): Don't complain about the "" option when
4495 TARGET_SWITCHES is undefined.
4496 (print_switch_values): Use option_enabled.
4497 (default_pch_valid_p): Check cl_options[] when looking for something
4498 that has changed the value of target_flags.
4499 * c.opt: Remove documentation from top of file.
4500 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4501 * doc/sourecebuild.texi: Refer to the new options documentation
4502 instead of c.opt. Document machine-specific .opt files.
4503 * doc/tm.texi (target_flags): Say that this variable is declared
4505 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4506 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4508 * doc/options.texi: New file.
4510 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4513 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4516 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4519 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4520 temporary variable of pointer type if an lvalues is required.
4521 (gimplify_modify_expr_rhs): Request an rvalue from it.
4522 (gimplify_expr): Pass fallback on.
4524 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4526 * cfgbuild.c: Update comments.
4528 2005-03-14 Roger Sayle <roger@eyesopen.com>
4530 PR rtl-optimization/17236
4531 * optabs.c (expand_doubleword_mult): New helper function split out
4532 from expand_binop. Permute the order in which instructions are
4533 emitted to minimize the number of simultaneously live registers.
4534 (expand_binop): Call expand_doubleword_mult to synthesize a double
4535 word multiplication.
4537 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4539 * basic-block.h: Update the prototypes of cached_make_edge and
4541 * cfg.c (cached_make_edge): Take edge_cache representing one
4542 row of the adjacency matrix of edges.
4543 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4544 (make_edges): Initialize edge_cache to represent one row of
4545 the adjacency matrix of edges.
4547 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4549 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4551 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4552 Remove unused removed_phis variable.
4553 (conditional_replacement): Use build1/build2.
4554 (abs_replacement): Use last_and_only_stmt and build1/build2.
4556 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4558 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4559 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4560 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4561 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4562 * c-common.c (handle_novops_attribute): New function.
4563 (c_common_attribute_table): Add "no vops" entry.
4564 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4565 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4566 * tree-ssa-operands.c (get_call_expr_operands): Do not
4567 create virtual operands for calls with ECF_NOVOPS flag.
4568 * tree.h (DECL_IS_NOVOPS): New macro.
4569 (struct tree_decl): Add novops_flag.
4570 (ECF_NOVOPS): New constant.
4572 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4575 * config/i386/i386.c (x86_use_himode_fiop): New.
4576 (x86_use_simode_fiop): Rename from x86_use_fiop.
4577 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4578 (TARGET_USE_HIMODE_FIOP): New.
4579 (x86_use_simode_fiop): Rename from x86_use_fiop.
4580 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4582 * config/i386/i386.md (X87MODEI12): New mode macro define.
4583 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4584 to implement x87 FP compare with HImode input operands.
4585 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4586 Use X87MODEI12 mode macro to handle HImode input operands.
4587 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4588 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4589 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4590 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4591 macro to implement x87 operators with HImode input operands.
4592 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4595 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4597 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4599 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4600 constants invariant.
4602 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4604 * basic-block.h (BB_VISITED): Removed.
4605 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4607 2005-03-14 Falk Hueffner <falk@debian.org>
4610 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4612 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4614 * ggc-zone.c: Fix comment typos.
4616 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4617 stringpool.c, config/mips/mips-protos.h: Update copyright.
4619 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4621 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4622 throughout with its typedef, "rtx".
4623 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4624 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4625 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4626 regs in comment to match code.
4628 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4630 * except.c (check_handled): Make it static.
4631 * except.h: Remove the corresponding prototype.
4633 * function.c (get_func_frame_size): Make it static.
4634 * function.h: Remove the corresponding type.
4636 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4638 * hard-reg-set.h: Remove the corresponding declarations.
4640 * tree-cfg.c (verify_stmts): Check that
4641 bb_for_stmt (stmt) == bb for every PHI node and statement.
4643 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4645 * config.gcc: Remove excess indentation.
4646 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4648 2005-03-13 Roger Sayle <roger@eyesopen.com>
4651 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4652 * fold-const.c (fold_sign_changed_comparison): Likewise.
4653 (fold_binary): Optimize comparisons against widened operands if
4654 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4656 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4658 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4659 (sparc_override_options): Initialize it.
4660 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4662 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4664 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4665 (reg_or_none500mem_operand): New predicate.
4666 (zero_reg_mem_operand): New predicate.
4667 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4668 to reg_or_none500mem_operand.
4669 (extendsfdf2_fpr): Add MEM alternative.
4670 (extenddftf2_internal): Change operand2 predicate to
4671 zero_reg_mem_operand.
4673 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4675 * ggc-zone.c: Rewritten.
4677 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4679 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4680 * config.in: Regenerated.
4681 * configure: Regenerated.
4682 * gengtype.c (write_types_process_field, write_func_for_structure):
4683 Pass new argument to gt_pch_note_object.
4684 * ggc-common.c (struct ptr_data): Add TYPE.
4685 (gt_pch_note_object): Take TYPE argument and save it.
4686 (call_count): Update call to ggc_pch_count_object.
4687 (call_alloc): Update call to ggc_pch_alloc_object.
4688 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4690 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4691 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4692 (ggc_alloc_zone_stat): Delete.
4693 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4694 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4695 (ggc_pch_alloc_object): Update prototypes.
4696 (garbage_zone): Delete.
4697 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4698 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4700 (tree_id_zone): New variable.
4701 (ggc_alloc_cleared_zone): Remove unused.
4702 (ggc_alloc_zone): Define.
4703 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4704 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4705 ggc_alloc_zone_stat.
4706 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4707 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4708 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4709 (make_node_stat): Likewise. Use tree_id_zone.
4711 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4712 Joseph S. Myers <joseph@codesourcery.com>
4714 * configure.ac: Check for MIPS TLS.
4715 * configure: Regenerated.
4716 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4717 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4718 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4719 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4720 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4721 (mips_classify_symbol, mips_symbolic_constant_p)
4722 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4723 (mips_tls_operand_p, mips_call_tls_get_addr)
4724 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4725 (mips_tls_symbol_ref_1): New functions.
4726 (mips_legitimize_address, mips_legitimize_const_move): Call
4727 mips_legitimize_tls_address.
4728 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4730 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4731 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4732 (mips_char_to_class): Document V1_REG.
4733 (HAVE_AS_TLS): Provide default.
4734 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4736 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4738 (tls_get_tp_<mode>): New instruction.
4740 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4742 * configure.ac: Update checks for target tools.
4743 * configure: Regenerated.
4745 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4747 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4749 2005-03-13 Roger Sayle <roger@eyesopen.com>
4751 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4752 more classes of DImode multiplication by constant. Allow both
4753 multiplication by small negative constants (by performing a
4754 multiplication by a positive constant and negating the result) and
4755 multiplications by large powers of two, by using a left shift.
4757 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4759 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4760 of basic blocks into work_stack.
4762 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4763 config/mips/vr.h: Update copyright.
4765 * c-decl.c (c_init_decl_processing): Remove useless calls to
4766 build_function_type.
4768 * builtins.c (fold_trunc_transparent_mathfn,
4769 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4770 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4771 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4772 fold_builtin_strcpy, fold_builtin_strncpy,
4773 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4776 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4779 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4780 variable determinant.
4782 * tree-cfg.c (group_case_labels): Remove local variable type.
4784 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4787 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4790 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4793 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4794 (*movmemqi_insn): Delete.
4795 (*movmemhi): Delete.
4797 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4799 * builtins.c (fold_builtin_classify): Take decomposed
4800 arguments of CALL_EXPR.
4801 (fold_builtin_1): Update a call to fold_builtin_classify.
4803 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4806 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4807 through into call to parser_xref_tag after parse error.
4808 (c_parser_struct_declaration): Consistently return NULL_TREE on
4811 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4813 * tree-flow-inline.h (ref_contains_array_ref): New function.
4814 (lookup_subvars_for_var): Ditto.
4815 (get_subvars_for_var): Ditto.
4816 (var_can_have_subvars): Ditto.
4818 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4819 (struct subvar): New type.
4821 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4823 * tree-optimize.c (init_tree_optimization_passes): Call
4824 pass_create_structure_vars.
4826 * tree-ssa-alias.c: Include vec.h.
4827 (init_alias_info): Don't auto-clear call clobbered on struct-field
4829 (compute_flow_insensitive_aliasing): Handle subvars.
4830 (group_aliases): Handle STRUCT_FIELD aliases.
4831 (setup_pointers_and_addressables): Ditto.
4832 Don't mark variables non-addressable if they still have
4833 addressable subvars.
4834 Also mark subvars addressable when the real variable is marked
4836 (add_pointed_to_var): Try to prune the pointed-to set by only
4837 pointing to subvars when possible.
4838 Otherwise, make sure we set addresses_needed and pt_vars to
4839 properly include subvars.
4840 (bitpos_of_field): New function.
4841 (push_fields_onto_fieldstack): Ditto.
4842 (get_or_create_used_part_for): Ditto.
4843 (create_overlap_variables_for): Ditto.
4844 (find_used_portions): Ditto.
4845 (create_structure_vars): Ditto.
4846 (pass_create_structure_vars): New structure.
4848 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4849 (get_expr_operands): Handle subvars. Also try to turn
4850 COMPONENT_REF accesses into must-defs now that we can accurately
4852 (note_addressable): Try to only mark as addressable those subvars
4853 we know a COMPONENT_REF touches.
4854 (overlap_subvar): New function.
4856 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4857 Handle subvar storing.
4858 (vect_address_analysis): Update caller of vect_object_analysis.
4860 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4862 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4863 (STMT_VINFO_SUBVARS): New macro.
4865 * common.opts: add flag_tree_salias.
4867 * opts.c (decode_options): flag_tree_salias defaults to on.
4869 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4871 * doc/tree-ssa.texi: Document structural alias analysis.
4873 2005-03-12 Steven Bosscher <stevenb@suse.de>
4875 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4876 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4877 * tree-ssa-operands.c (get_expr_operands): Likewise.
4878 (get_expr_operands): Likewise for ERROR_MARK.
4880 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4882 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4885 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4888 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4889 (mark_operand_necessary): Remove local variable ver.
4891 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4892 variable prefix_len.
4894 * value-prof.c (mod_subtract_transform): Remove local variable
4897 * builtins.c (fold_builtin_exponent): Take decomposed
4898 arguments of CALL_EXPR.
4899 (fold_builtin_1): Update a call to fold_builtin_exponent.
4901 * builtins.c (fold_builtin_logarithm): Take decomposed
4902 arguments of CALL_EXPR.
4903 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4905 * c-decl.c (c_init_decl_processing): Remove local variables
4906 ptr_ftype_void and ptr_ftype_ptr.
4908 * gimplify.c (gimplify_expr): Remove local variables r0 and
4911 * reg-stack.c (move_for_stack_reg): Remove local variable
4913 (compare_for_stack_reg): Remove local variable flags_user.
4914 (convert_regs_1): Remove local variable deleted.
4916 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4918 (combine_blocks): Remove local variables exits and new_e.
4920 * tree-inline.c (expand_call_inline): Remove local variable
4923 * tree-ssa-live.c (create_ssa_var_map,
4924 calculate_live_on_entry): Remove local variable snn.
4926 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4928 * c-lex.c (c_lex_with_flags): Add parameter to call to
4931 2005-03-11 Per Bothner <per@bothner.com>
4933 * c-tree.h (struct c_declarator): New id_loc field.
4934 * c-pragma.h (c_lex_with_flags): Take position reference.
4935 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4936 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4937 (c_lex): Pass dummy location to c_lex_with_flags.
4938 * c-parser.c (c_lex_one_token): Set c_token's location using
4939 c_lex_with_flags, instead of input_location, which might be "ahead".
4940 (c_parser_direct_declarator): Set declarator's id_loc from
4942 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4943 declarator's id_loc, rather than probably-imprecise input_location.
4944 (build_id_declarator): Initialize c_declarator's id_loc field.
4946 2005-03-11 Roger Sayle <roger@eyesopen.com>
4949 * builtins.c (expand_builtin_signbit): Force the signbit's word
4950 into an integer register to avoid SUBREGs of floating point modes.
4952 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4954 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4955 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4956 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4957 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4959 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4961 PR rtl-optimization/20306
4962 * expr.c (emit_move_complex): Set try_int false if mode is
4963 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4964 emit_block_move if try_int is true.
4966 2005-03-11 Richard Henderson <rth@redhat.com>
4969 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4970 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4973 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4975 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4976 (TARGET_FIX_VR4130): New macro.
4977 (TARGET_OPTIONS): Add -mfix-vr4130.
4978 (ISA_HAS_MACCHI): New macro.
4979 (ASM_SPEC): Add -mfix-vr4130.
4980 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4981 (override_options): Handle mips_fix_vr4130_string.
4982 (mips_avoid_hazards): Clear all_noreorder_p
4983 if we're working around VR4130 errata and the macc alternatives
4985 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4986 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4987 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4988 (MULTILIB_DEFAULTS): Remove leading "march=".
4989 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4990 if no architecture option is given.
4991 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4993 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4994 * doc/invoke.texi: Document -mfix-vr4130.
4996 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4998 * config/mips/mips.c (override_options): Only warn about -mint64
4999 deprecation if TARGET_INT64.
5001 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5003 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5004 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5005 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5006 are non-specific regarding the nonnull parameter positions.
5007 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5008 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5009 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5010 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5012 * builtins.def: Use the non-specific "nonnull" attibute lists.
5014 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5016 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5017 single_pred_edge, single_succ, single_pred): Improve comments.
5019 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5021 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5022 single_pred_edge, single_succ, single_pred): New inline functions.
5023 * bb-reorder.c (rotate_loop, find_traces_1_round,
5024 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5025 duplicate_computed_gotos): Use the single_succ/pred functions.
5026 * cfganal.c (forwarder_block_p): Ditto.
5027 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5028 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5029 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5030 merge_seq_blocks): Ditto.
5031 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5032 * cfglayout.c (fixup_reorder_chain): Ditto.
5033 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5034 canonicalize_loop_headers, verify_loop_structure): Ditto.
5035 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5036 mfb_update_loops, create_preheader, force_single_succ_latches,
5037 create_loop_notes): Ditto.
5038 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5039 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5040 commit_one_edge_insertion, purge_dead_edges,
5041 cfg_layout_can_merge_blocks_p): Ditto.
5042 * except.c (sjlj_emit_function_enter): Ditto.
5043 * flow.c (init_propagate_block_info): Ditto.
5044 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5045 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5046 insert_insn_end_bb): Ditto.
5047 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5048 find_if_case_2): Ditto.
5049 * lambda-code.c (perfect_nestify): Ditto.
5050 * lcm.c (optimize_mode_switching): Ditto.
5051 * loop-doloop.c (doloop_modify): Ditto.
5052 * loop-init.c (loop_optimizer_init): Ditto.
5053 * loop-iv.c (simplify_using_initial_values): Ditto.
5054 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5055 * loop-unswitch.c (unswitch_loop): Ditto.
5056 * modulo-sched.c (generate_prolog_epilog): Ditto.
5057 * predict.c (combine_predictions_for_insn, estimate_probability,
5058 tree_estimate_probability, last_basic_block_p,
5059 estimate_bb_frequencies): Ditto.
5060 * profile.c (branch_prob): Ditto.
5061 * regrename.c (copyprop_hardreg_forward): Ditto.
5062 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5063 * tracer.c (layout_superblocks): Ditto.
5064 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5065 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5066 cleanup_control_expr_graph, disband_implicit_edges,
5067 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5068 tree_verify_flow_info, tree_make_forwarder_block,
5069 tree_forwarder_block_p, remove_forwarder_block,
5070 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5071 * tree-if-conv.c (tree_if_conversion): Ditto.
5072 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5073 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5074 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5075 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5076 copy_loop_headers): Ditto.
5077 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5078 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5079 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5080 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5081 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5082 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5083 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5084 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5085 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5086 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5087 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5088 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5089 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5090 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5091 slpeel_add_loop_guard): Ditto.
5093 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5095 PR tree-optimization/15784
5096 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5099 * stmt.c (expand_case): Don't change index_type. Convert minval
5102 PR tree-optimization/20130
5103 * fold-const.c (fold): Fold x * -1 into -x.
5105 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5107 PR rtl-optimization/20331
5108 * rtlanal.c (modified_between_p): Check its address first for MEM.
5109 (modified_in_p): Likewise.
5111 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5113 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5115 2005-03-10 Steven Bosscher <stevenb@suse.de>
5117 * expr.c (expand_expr_real_1): If possible, use a conditional
5118 move for expanding MIN_EXPR and MAX_EXPR.
5119 Use temp for moving around rtx-en.
5121 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5124 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5127 2005-03-10 Roger Sayle <roger@eyesopen.com>
5129 * builtins.c (expand_builtin_signbit): Extend to handle floating
5130 point modes wider than the largest integer type, using the
5131 operand_subword_force function to obtain the signbit's word.
5133 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5136 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5137 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5139 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5141 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5143 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5145 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5147 (perform_edge_inserts): Unconditionally call
5148 free_dominator_info.
5150 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5152 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5154 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5156 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5158 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5160 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5162 (rtl_register_value_prof_hooks,
5163 tree_value_profile_transformations,
5164 tree_register_value_prof_hooks): Likewise.
5165 * var-tracking.c (stack_adjust_offset_pre_post,
5166 variable_htab_free, variable_union, dataflow_set_different_2,
5167 count_uses, variable_was_changed, set_frame_base_location,
5168 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5169 vt_add_function_parameters): Likewise.
5170 * varasm.c (named_section_real, named_section, make_decl_rtl,
5171 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5172 const_hash_1, compare_constant, copy_constant, force_const_mem,
5173 output_constant_pool_2, output_constant_pool_1, output_constant,
5174 output_constructor, make_decl_one_only, decl_tls_model,
5175 default_no_named_section, default_elf_select_section_1,
5176 default_unique_section_1): Likewise.
5177 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5178 * vmsdbgout.c (addr_const_to_string): Likewise.
5181 * function.c (struct assign_parm_data_one): Remove last_named
5183 (assign_parm_find_data_types): Don't determine last_named.
5184 Reorder named_parm determination.
5185 (assign_parms): Only setup varargs on the last non-varadic
5188 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5190 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5191 sda base address on medium model.
5193 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5195 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5196 * cfgloop.c (flow_loop_nodes_find): Export.
5197 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5199 * cfgloopmanip.c (fix_loop_structure): New function.
5200 * predict.c (predict_loops): Clean up the loops information.
5201 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5202 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5204 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5205 (rewrite_into_loop_closed_ssa): Declaration changed.
5206 * tree-loop-linear.c (linear_transform_loops): Add argument to
5207 rewrite_into_loop_closed_ssa call.
5208 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5209 * tree-ssa-loop-im.c (move_computations): Ditto.
5210 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5211 * tree-vectorizer.c (vectorize_loops): Ditto.
5212 * tree-optimize.c: Include cfgloop.h.
5213 (execute_todo): Choose whether to call cleanup_tree_cfg or
5214 cleanup_tree_cfg_loop.
5215 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5216 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5217 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5218 cleanup_tree_cfg_loop call.
5219 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5220 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5221 work on part of cfg.
5223 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5226 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5227 with multiple alternatives.
5229 * stmt.c (parse_output_constraint): Fix a typo.
5231 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5233 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5234 assembly directive instead of deprecated "no-generics".
5236 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5238 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5239 for non-offsettable memory references to cope with outstanding reload
5241 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5242 avoid losing outstanding address reloads.
5243 ("reload_outdi", "reload_outdf"): Likewise.
5245 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5247 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5248 code. Add more cbrt transformations.
5250 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5252 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5254 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5256 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5257 NULL_TREE when a given tree is not simplified.
5258 (fold): Return the original tree when any of the functions
5259 mentioned above NULL_TREE.
5261 * fold-const.c (fold_unary, fold_binary): Take decomposed
5262 arguments, code, type, op0, and op1 in case of fold_binary.
5263 (fold): Update calls to fold_unary and fold_binary.
5265 2005-03-09 Roger Sayle <roger@eyesopen.com>
5267 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5268 a fndecl and an arglist instead of a CALL_EXPR, exp.
5270 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5272 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5274 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5276 * expr.c (expand_assignment): Remove orig_to_rtx.
5278 * fold-const.c (int_const_binop): Remove no_overflow.
5280 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5282 * loop-iv.c (get_biv_step_1): Remove lhs.
5284 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5286 * real.c (real_nan): Remove neg.
5288 * function.c (thread_prologue_and_epilogue_insns): Remove i
5291 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5294 * tree-eh.c (tree_could_trap_p): Remove idx.
5296 * tree-into-ssa.c (ann): Remove ann.
5298 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5300 * tree-sra.c (decide_block_copy): Remove inst_count.
5302 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5304 * tree-ssa-loop-im.c (lhs): Remove.
5306 * cfgbuild.c (state, STATE, SET_STATE,
5307 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5309 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5310 (find_basic_blocks): Set the state of each basic block to
5313 2005-03-08 Jeff Law <law@redhat.com>
5315 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5316 goto results in the removal of edges in the CFG, then we need
5317 to recompute dominators.
5319 2005-03-09 Ben Elliston <bje@au.ibm.com>
5321 * c-common.c (c_do_switch_warnings): Comment fix.
5323 2005-03-08 Julian Brown <julian@codesourcery.com>
5325 * Patch from 2005-03-08 reverted for causing regressions and
5326 ppc-darwin bootstrap failure.
5328 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5330 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5331 Define the real function for ppc-darwin.
5332 * c-typeck.c (convert_arguments): Check for target-specific
5333 invalid argument call to unprototyped function.
5334 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5336 * target.h (invalid_arg_for_unprototyped_fn): New field
5338 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5339 default target hook.
5340 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5343 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5345 * c-typeck.c (constructor_stack, constructor_range_stack,
5346 initializer_stack): Make them static.
5348 * cfg.c (rbi_pool): Make it static.
5350 * gimple-low.c (lower_stmt_body): Make it static.
5351 * tree-flow.h: Remove the corresponding prototype. Don't
5354 * sched-deps.c (cache_size): Make it static.
5356 * stor-layout.c (lang_adjust_rli): Make it static.
5358 2005-03-08 Julian Brown <julian@codesourcery.com>
5360 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5361 from being used for symbols with vague linkage when
5362 HAVE_GAS_COMDAT_GROUP is true.
5364 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5366 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5367 nlabel == JUMP_LABEL (jump).
5369 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5371 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5372 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5373 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5374 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5376 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5379 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5380 * c-common.c (handle_returns_twice): New function.
5381 (c_common_attribute_table): Declare eturns_twice' attribute.
5382 * doc/extend.texi: Document eturns_twice' attribute.
5383 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5384 (struct tree_decl): Add returns_twice_flag.
5386 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5388 * tree-ssa-phiopt.c: Fix a comment typo.
5390 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5391 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5392 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5395 2005-03-08 Richard Henderson <rth@redhat.com>
5397 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5398 builtin codes with ctzdi2, clzdi2, popcountdi2.
5399 (struct alpha_builtin_def): Add is_const.
5400 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5401 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5402 (alpha_init_builtins): Init them. Set nothrow and const attributes
5404 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5405 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5406 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5407 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5408 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5409 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5410 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5411 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5412 (TARGET_FOLD_BUILTIN): New.
5413 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5414 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5416 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5418 2005-03-08 Ira Rosen <irar@il.ibm.com>
5420 PR tree-optimization/20122
5421 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5422 condition of access function instead of base.
5424 2005-03-07 Jeff Law <law@redhat.com>
5425 Steven Bosscher <stevenb@suse.de>
5427 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5428 (find_taken_edge): Call find_taken_edge_computed_goto as
5429 appropriate. Allow any gimple invariant rather than just
5430 INTEGER_CST for VAL.
5431 (cleanup_control_flow): Cleanup a computed goto which has turned
5433 (tree_merge_blocks): If block B has any forced labels, move
5434 them to the start of block A.
5435 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5436 computed gotos as well.
5437 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5438 removal of unnecessary computed gotos too.
5439 (lookup_redirection_data): Fix type of INSERT argument. Callers
5442 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5444 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5445 Remove trailing spaces.
5447 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5448 unshare_all_trees): Make them static.
5449 * tree-gimple.h: Remove the corresponding prototypes.
5451 * diagnostic.h: Remove unused prototype
5452 debug_output_buffer.
5453 * modulo-sched.c: Remove unused prototype
5454 set_row_column_for_ps.
5456 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5457 replace_phi_edge_with_variable): Remove unused variable i.
5459 2005-03-07 Per Bothner <per@bothner.com>
5461 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5463 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5466 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5467 bbs on the COND_EXPR instead of the PHI_NODEs.
5468 (candidate_bb_for_phi_optimization): Remove.
5469 (replace_phi_with_stmt): Rename to ...
5470 (replace_phi_edge_with_variable): this and change so that we
5471 replace the phi argument instead of removing the PHI.
5472 (conditional_replacement): Change so we deal with PHI with more
5474 (value_replacement): Likewise.
5475 (abs_replacement): Likewise.
5477 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5479 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5480 output_e500_flip_gt_bit.
5482 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5484 (rs6000_generate_compare): Fix logic to look at the correct bits.
5485 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5487 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5488 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5489 gen_move_from_CR_gt_bit.
5491 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5492 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5493 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5495 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5496 (E500_CR_IOR_COMPARE): New constant.
5498 2005-03-08 Earl Chew <earl_chew@agilent.com>
5499 David Billinghurst <David.Billinghurst@riotinto.com>
5501 * config/i386/host-cygwin.c: New file to support precompiled
5503 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5504 * config.host: Use above files for cygwin host.
5506 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5508 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5509 ordering ops from earlier change.
5511 2005-03-07 Per Bothner <per@bothner.com>
5513 Various fixes to allow us to again build if --enable-mapped-location:
5514 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5515 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5516 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5517 local variable loc. Change logic appropriately.
5518 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5519 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5520 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5521 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5522 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5524 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5526 PR rtl-optimization/19683
5527 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5528 number of bytes, to smallest_int_for_mode. Fix arguments to
5529 REG_CANNOT_CHANGE_MODE_P.
5531 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5533 * reorg.c (relax_delay_slots): Check that the jump is
5534 conditional before trying to invert it.
5536 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5538 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5541 * calls (stack_arg_under_construction): Make it static.
5543 * flow.c (regs_live_at_setjmp): Make it static.
5544 * flow.h: Remove the corresponding prototype.
5546 * reload1.c (reload_startobj, reload_firstobj,
5547 something_needs_operands_changed, reload_inherited,
5548 reload_inheritance_insn, reload_override_in,
5549 reload_spill_index): Make them static.
5551 * recog.c (verify_changes): Make it static.
5552 * recog.h: Remove the corresponding prototype.
5554 * cfgbuild.c (find_sub_basic_blocks): Remove.
5555 * basic-block.h: Remove the corresponding prototype.
5556 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5558 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5560 * tree-ssa-operands.c (check_build_stmt): Remove.
5562 * stor-layout.c (set_alignment): Remove.
5563 * tree.h: Remove the corresponding prototype.
5565 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5567 * tree-ssa-dce.c (control_dependence_map,
5568 visited_control_parents): Make them static.
5570 * cfghooks.c (verify_flow_info): Remove local variable
5573 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5576 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5578 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5580 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5582 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5584 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5585 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5586 PARALLEL for an empty structure.
5588 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5590 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5592 * fold-const.c (fold_binary): Unroll the very first "for"
5595 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5597 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5598 redundant match_code test.
5599 (scc_comparison_operator): Swap match_operand and match_code
5601 (branch_positive_comparison_operator): Same.
5602 (trap_comparison_operator): Use comparison_operator and swap with
5605 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5608 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5609 (out_movhi_r_mr): Read low byte of volatile MEM first.
5610 (out_movhi_mr_r): Write high byte of volatile MEM first.
5612 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5614 * cselib.c (reg_values, reg_values_size): Make them static.
5616 * cse.c (cse_reg_info_table): Make it static.
5618 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5620 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5622 * cse.c (find_best_addr): Use canon_for_address.
5624 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5626 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5627 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5628 SUBREG and MEM, respectively.
5630 * fold-const.c (fold_binary): Use code instead of t.
5632 * fold-const.c (optimize_minmax_comparison): Take decomposed
5633 arguments code, type, op0, and op1 instead of t.
5634 (fold_binary): Update a call to optimize_minmax_comparison.
5636 * fold-const.c (fold_range_test): Take decomposed arguments
5637 code, type, op0, and op1 instead of t.
5638 (fold_binary): Update a call to fold_range_test.
5640 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5641 decomposed arguments code, type, op0, and op1 instead of t.
5642 (fold_binary): Update a call to fold_range_test.
5644 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5646 * fold-const.c (fold_binary): Avoid directly using the original
5647 expression t as much as possible.
5649 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5651 * c-semantics.c (build_stmt): Use TYPE_P instead of
5652 IS_NON_TYPE_CODE_CLASS.
5653 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5654 (NON_TYPE_CHECK): Use TYPE_P instead of
5655 IS_NON_TYPE_CODE_CLASS.
5657 * fold-const.c (fold): Remove handling of binary expressions.
5659 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5661 * doc/c-tree.texi: Wrap comments in @r{}.
5662 * doc/cpp.texi: Likewise.
5663 * doc/cppinternals.texi: Likewise.
5664 * doc/extend.texi: Likewise.
5665 * doc/md.texi: Likewise.
5666 * doc/objc.texi: Likewise.
5667 * doc/sourcebuild.texi: Likewise.
5668 * doc/tm.texi: Likewise.
5671 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5673 * predict.c (apply_return_prediction): Standardize PHI chain
5675 * tree-ssa.c (ssa_redirect_edge): Likewise.
5677 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5678 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5681 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5682 * tree-flow.h: Adjust the prototype for remove_phi_node.
5683 * lambda-code.c (perfect_nestify): Adjust a call to
5686 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5687 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5689 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5690 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5691 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5692 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5694 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5695 of GEN_INT (trunc_int_for_mode (...)).
5696 * loop-iv.c (iv_number_of_iterations): Likewise.
5697 * postreload.c (reload_cse_move2add): Likewise.
5698 * simplify-rtx.c (simplify_const_unary_operation,
5699 simplify_const_binary_operation): Likewise.
5700 * stor-layout.c (get_mode_bounds): Likewise.
5702 * fold-const.c (fold_binary): New.
5703 (fold): Call fold_binary on binary expressions.
5705 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5707 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5708 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5709 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5710 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5711 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5713 2005-03-04 Devang Patel <dpatel@apple.com>
5715 PR tree-optimization/18815
5716 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5717 loops with zero exit edges.
5719 2005-03-04 Devang Patel <dpatel@apple.com>
5721 * doc/invoke.texi: Remove reference to webpage that does not exist.
5723 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5724 Joseph S. Myers <joseph@codesourcery.com>
5727 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5728 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5729 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5730 * pa.c (get_plabel): Change argument to symbol_ref. Call
5731 maybe_get_identifier instead of get_identifier.
5732 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5733 (struct deferred_plabel): Replace name field with symbol field.
5734 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5735 ASM_OUTPUT_EXTERNAL_REAL is defined.
5736 (output_global_address): Use output_addr_const for output of all
5738 (output_deferred_plabels): Use symbol_ref instead of name for address
5740 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5741 ASM_OUTPUT_SYMBOL_REF): New macros.
5742 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5744 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5747 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5749 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5750 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5752 2005-03-04 Jeff Law <law@redhat.com>
5754 * basic-block.h (rediscover_loops_after_threading): Declare.
5755 * tree-ssa-dom.c: Include cfgloop.h.
5756 (tree_ssa_dominator_optimize): Discover loops and some basic
5757 properties. Remove forwarder blocks recreated by loop header
5758 canonicalization. Also mark backedges in the CFG.
5759 * tree-ssa-threadupdate.c: Include cfgloop.h
5760 (rediscover_loops_after_threading): Define.
5761 (struct local_info): New field, JUMP_THREADED.
5762 (prune_undesirable_thread_requests): New function.
5763 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5764 then record that fact for the callers of redirct_edges.
5765 (thread_block): If BB has incoming backedges, then call
5766 prune_undesirable_thraed_requests. Note when we are
5767 going to have to rediscover loop information. Return a
5768 boolean indicating if any jumps were threaded.
5769 (thread_through_all_blocks): Bubble up boolean indicating
5770 if any jumps were threaded.
5771 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5772 (tree-ssa-threadupdate.o): Similarly.
5774 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5776 * fold-const.c (fold_ternary): Unroll the "for" loop to
5779 2005-03-04 Andrew Haley <aph@redhat.com>
5781 * unwind-dw2-fde-glibc.c (struct
5782 unw_eh_callback_data.check_cache): New field.
5783 (frame_hdr_cache): New.
5784 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5785 Cache frame header info.
5787 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5789 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5790 (print_c_condition): Declare.
5791 * read-rtl.c (ptr_loc): New structure.
5792 (ptr_locs, ptr_loc_obstack, joined_conditions)
5793 (joined_conditions_obstack): New variables.
5794 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5795 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5796 (join_c_conditions, print_c_condition): New functions.
5797 (apply_macro_to_string): Associate the new string with the same
5798 source location as the old one.
5799 (add_condition_to_string): Use join_c_conditions.
5800 (read_string): Use set_rtx_ptr_loc to record a filename and line
5801 number for the string.
5802 (read_rtx): Initialize the new variables above.
5803 * genattrtab.c (write_test_expr, write_attr_value): Use
5805 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5806 comment above the GCC_VERSION check.
5807 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5808 Inline the definition of MAYBE_EVAL.
5809 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5810 * genoutput.c (process_template): Likewise.
5811 * genpreds.c (write_predicate_subfunction): Likewise.
5812 (write_predicate_expr): Use print_c_condition.
5813 * genrecog.c (write_cond): Likewise.
5814 * gensupport.c (process_rtx): Use join_c_conditions to join the
5815 conditions of a define_insn_and_split. Record a source location
5816 for the string after the "&&".
5817 (alter_test_for_insn): Use join_c_conditions.
5819 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5822 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5823 PR tree-optimization/15784
5824 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5827 2005-03-04 Ben Elliston <bje@au.ibm.com>
5829 * gcc.c (option_map): Add --coverage.
5830 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5831 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5832 * config/darwin.h: Pass -lgcov for `coverage'.
5833 * doc/invoke.texi (Debugging Options): Document --coverage.
5835 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5837 * gcse.c (bypass_block): Use find_edge wherever possible.
5839 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5843 * c-opts.c (c_common_parse_file): Call start_source_file
5844 and end_source_file at the approriate times.
5846 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5847 the main file, it will be done for us now.
5849 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5851 * fold-const.c (fold_ternary): New.
5852 (fold): Call fold_ternary on ternary expressions. Remove
5853 handling of ternary expressions.
5855 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5857 PR tree-optimization/15784
5858 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5861 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5863 * config/rs6000/predicates.md (branch_comparison_operator):
5864 Convert from C block to conditional format.
5866 2005-03-03 Jan Hubicka <jh@suse.cz>
5868 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5869 and non-constant public variables.
5871 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5873 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5876 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5879 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5880 calls to release_ssa_name and release_phi_node.
5882 * fold-const.c (fold): Remove handling of unary expressions.
5884 * fold-const.c (fold_unary): Avoid directly using the original
5885 expression t as much as possible.
5887 2005-03-03 Roger Sayle <roger@eyesopen.com>
5888 Andrew Pinski <pinskia@physics.uc.edu>
5890 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5891 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5893 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5895 Describe special registers SRP and MOF as allocatable registers.
5896 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5897 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5898 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5899 TARGET_HAS_MUL_INSNS.
5900 (cris_print_operand) <case 'd'>: New case.
5901 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5902 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5904 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5905 (REG_ALLOC_ORDER): Update for MOF.
5906 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5908 (GENERAL_REGS): No longer a define of ALL_REGS.
5909 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5910 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5912 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5913 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5914 (SECONDARY_RELOAD_CLASS): Define.
5915 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5916 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5917 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5918 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5919 (REGISTER_MOVE_COST): Define.
5920 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5921 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5922 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5923 (CRIS_MOF_REGNUM): New define_constants.
5924 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5926 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5928 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5929 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5930 Adjust for MOF being properly described as a register.
5931 (indir_to_reg_split): Name this split. Conditionalize on the
5932 destination register being a general register.
5933 (movei): Conditionalize on on operands 0 and 1 having the same
5936 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5939 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5940 -mcpu to override any other explicitly given flags.
5942 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5944 * recog.c (verify_changes, confirm_change_group): New functions,
5945 broken out of apply_change_group.
5946 (apply_change_group): Use them.
5947 * recog.h (verify_change, confirm_change_group): Declare.
5948 * rtl.h (redirect_jump_2): Declare.
5949 * jump.c (redirect_exp, invert_exp): Delete.
5950 (invert_exp_1): Take second parameter. Return value. Changed caller.
5951 (redirect_jump_2): New function, broken out of redirect_jump.
5952 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5953 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5954 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5956 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5958 * varasm.c (named_section): Use xstrdup rather than doing it by
5961 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5963 2005-03-02 Devang Patel <dpatel@apple.com>
5965 Undo PR tree-optimization/18815 fix.
5967 2005-03-02 Devang Patel <dpatel@apple.com>
5969 PR tree-optimization/18815
5970 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5971 loops with zero exit edges.
5973 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5975 * cfg.c (connect_src, connect_dest, disconnect_src,
5976 disconnct_dest): New.
5977 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5978 redirect_edge_pred): Use the new functions.
5980 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5981 free_dominance_info only when needed.
5983 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5986 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5987 (reg_or_sub_cint64_operand): Same.
5989 2005-03-02 Jeff Law <law@redhat.com>
5991 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5992 CFG_ALTERED in the main DOM iteration loop.
5994 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5997 * varasm.c (initializer_constant_valid_p): Allow conversions
5998 between OFFSET_TYPEs. Tidy.
6000 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6002 * config/cris/cris.md ("return"): Remove epilogue delay list
6005 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6007 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6009 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6011 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6013 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6014 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6015 config/m68k/m68k.c, config/mips/mips.h,
6016 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6017 doc/include/gcc-common.texi: Update copyright.
6019 PR middle-end/18029 and PR middle-end/18030
6020 * expr.c (optimize_bitfield_assignment_op): Add a special case
6021 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6023 * fold-const.c (fold_unary): New.
6024 (fold): Call fold_unary on unary expressions.
6026 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6028 * cgraph.h (struct cgraph_edge): Add prev_caller and
6030 (cgraph_node_remove_callees): Export.
6031 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6033 (cgraph_edge_remove_callee): New function.
6034 (cgraph_edge_remove_caller): Likewise.
6035 (cgraph_remove_edge): Use.
6036 (cgraph_redirect_edge_callee): Likewise.
6037 (cgraph_node_remove_callees): New function.
6038 (cgraph_node_remove_callers): Likewise.
6039 (cgraph_remove_node): Use.
6040 * tree-optimize.c (tree_rest_of_compilation): Use
6041 cgraph_node_remove_callees instead of manual loop.
6042 * cgraphunit.c (cgraph_finalize_function): Likewise.
6043 (cgraph_expand_function): Likewise.
6044 (cgraph_remove_unreachable_nodes): Likewise.
6046 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6049 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6051 * c-decl.c (undeclared_variable): Take location as argument.
6052 * c-typeck.c (build_external_ref): Likewise.
6053 * c-parser.c (c_parser_postfix_expression): Pass location of
6054 identifier to build_external_ref.
6056 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6058 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6059 CCEQ mode for branch_positive_comparison_operator test.
6060 * config/rs6000/predicates (branch_comparison_operator): Revert to
6062 (scc_comparison_operator): Same.
6063 (branch_positive_comparison_operator): Same.
6065 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6067 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6068 (cris_delay_slots_for_epilogue): Remove.
6069 (save_last): Move into cris_target_asm_function_epilogue.
6070 (cris_target_asm_function_epilogue): Remove tests for file being
6072 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6073 (cris_delay_slots_for_epilogue): Remove prototypes.
6074 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6075 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6077 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6079 * config/rs6000/predicates.md (branch_comparison_operator): Change
6080 to define_special_predicate.
6081 (scc_comparison_operator): Same.
6082 (branch_positive_comparison_operator): Same.
6084 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6086 * Makefile.in (tree-ssa-sink.o): New.
6087 (OBJS-common): Add tree-ssa-sink.o.
6088 * common.opt: Add -ftree-sink
6089 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6090 * timevar.def (TV_TREE_SINK): new timevar.
6091 * tree-flow.h (is_hidden_global_store): Prototype.
6092 * tree-optimize.c (init_tree_optimization_passes): Add
6094 * tree-pass.h (pass_sink_code): New.
6095 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6096 for non-obvious global store store to is_hidden_global_store, and
6097 call that new function.
6098 * tree-ssa-sink.c: New file.
6099 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6100 * doc/passes.texi: Document forward store motion.
6101 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6102 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6103 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6104 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6106 2005-03-01 Per Bothner <per@bothner.com>
6108 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6109 and we have a non-zero column-number, add it to the message.
6110 Also factor out the diagnostic_kind_text.
6112 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6114 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6115 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6116 flow_loop_scan): Removed.
6117 (flow_loop_dump): Do not dump removed fields.
6118 (flow_loop_free): Do not free removed fields.
6119 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6120 (loop_exit_edge_p): New function.
6121 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6122 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6123 num_exits, exits_doms.
6124 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6125 LOOP_EDGES, LOOP_ALL): Removed.
6126 (flow_loop_scan): Declaration removed.
6127 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6128 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6130 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6131 (if_convert): Call flow_loops_find and flow_loops_free
6132 when calling mark_loop_exit_edges.
6133 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6134 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6135 free_dominance_info calls.
6136 * loop-init.c (flow_loops_find): Ditto.
6137 * passes.c (rest_of_handle_branch_prob): Ditto.
6138 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6139 * loop-unroll.c (analyze_insns_in_loop): Do not use
6141 * predict.c (predict_loops): Do not call flow_loop_scan.
6142 Use get_loop_exit_edges.
6143 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6144 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6145 Do not use EDGE_LOOP_EXIT.
6146 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6147 to bb_with_exit_edge_p.
6148 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6149 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6150 to bb_with_exit_edge_p.
6151 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6153 * tree-loop-linear.c (linear_transform_loops): Do not call
6154 flow_loop_scan. Use loop->single_exit.
6155 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6156 (vect_analyze_loop_form): Do not call flow_loop_scan.
6157 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6159 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6161 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6162 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6163 slpeel_tree_duplicate_loop_to_edge_cfg,
6164 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6165 Use loop_preheader_edge and loop->single_exit. Do not call
6168 2005-03-01 Nick Clifton <nickc@redhat.com>
6170 * config/arm/arm.c (thumb_find_work_register): Check all of the
6171 argument registers to see if they are free, and a couple of
6172 special cases where the last argument register but can be proved
6173 to be available during the function's prologue.
6174 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6175 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6176 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6178 (thumb_compute_save_reg_mask): Likewise. Also use
6179 thumb_find_work_register() to ensure that there is agreement about
6180 which work register is going to be used in the prologue.
6181 (thumb_output_function_prologue): Use unsigned long as the type
6182 for the register bit-mask. Also delay pushing the link register if
6183 other high registers are going to be pushed.
6184 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6185 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6186 redundant prototypes.
6188 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6191 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6192 and after reload in REG+REG indexed addresses without REG_POINTER
6193 set in the base and not set in the index.
6195 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6197 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6198 Don't undefine here.
6199 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6200 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6201 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6202 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6203 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6205 * config.gcc (sh*-*-linux*): Use config/linux.h.
6207 2005-02-28 Dale Johannesen <dalej@apple.com>
6208 Stan Shebs <shebs@apple.com>
6210 Rewrite of 64-bit Darwin structure-by-value pass/return.
6211 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6212 intoffset, use_stack, named.
6213 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6214 (rs6000_darwin64_record_arg_advance_flush): New.
6215 (rs6000_darwin64_record_arg_advance_recurse): New.
6216 (rs6000_darwin64_record_arg_flush): New.
6217 (rs6000_darwin64_record_arg_recurse): New.
6218 (rs6000_darwin64_record_arg): New.
6219 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6220 (function_arg_boundary): Handle 128-bit aligned structs.
6221 (function_arg_advance): Rewrite darwin64 struct handling.
6222 (function_arg): Call rs6000_darwin64_record_arg.
6223 (function_arg_partial_nregs): Handle darwin64 structs.
6224 (rs6000_darwin64_function_value): Remove.
6225 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6227 2005-02-28 Roger Sayle <roger@eyesopen.com>
6229 PR tree-optimization/20216
6230 * tree-chrec.c (tree_fold_factorial): Delete.
6231 (tree_fold_binomial): Change argument list to take a return type
6232 and change the type of K to unsigned int. Rewrite to avoid explicit
6233 evaluation of factorials, and (recursively) calling fold to perform
6234 compile-time arithmetic. Return NULL on (internal) overflow.
6235 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6236 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6237 if any intermediate calculation overflows.
6238 (chrec_apply): Update call to chrec_evaluate.
6240 2005-02-28 James E Wilson <wilson@specifixinc.com>
6242 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6244 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6247 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6248 instead of NULL_TREE on error.
6250 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6252 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6253 (EASY_VECTOR_15_ADD_SELF): Remove.
6254 (num_insns_constant_wide): Not static.
6255 (validate_condition_mode): Not static.
6256 (toc_relative_expr_p): Not static.
6257 (legitimate_indirect_address_p): Not static.
6258 (macho_lo_sum_memory_operand): Not static.
6259 (invalid_e500_subreg): Not static.
6260 (easy_vector_same): Not static.
6261 (easy_vector_splat_const): Not static.
6262 (RS6000_SYMBOL_REF_TLS_P): Remove.
6263 (any_operand): Delete.
6264 (any_parallel_operand): Delete.
6265 (count_register_operand): Delete.
6266 (altivec_register_operand): Delete.
6267 (xer_operand): Delete.
6268 (s8bit_cint_operand): Delete.
6269 (short_cint_operand): Delete.
6270 (u_short_cint_operand): Delete.
6271 (non_short_cint_operand): Delete.
6272 (exact_log2_cint_operand): Delete.
6273 (gpc_reg_operand): Delete.
6274 (cc_reg_operand): Delete.
6275 (cc_reg_not_cr0_operand): Delete.
6276 (reg_or_short_operand): Delete.
6277 (reg_or_neg_short_operand): Delete.
6278 (reg_or_aligned_short_operand): Delete.
6279 (reg_or_u_short_operand): Delete.
6280 (reg_or_cint_operand): Delete.
6281 (reg_or_arith_cint_operand): Delete.
6282 (reg_or_add_cint64_operand): Delete.
6283 (reg_or_sub_cint64_operand): Delete.
6284 (reg_or_logical_cint_operand): Delete.
6285 (got_operand): Delete.
6286 (got_no_const_operand): Delete.
6287 (easy_fp_constant): Delete.
6288 (easy_vector_constant): Delete.
6289 (easy_vector_constant_add_self): Delete.
6290 (zero_constant): Delete.
6291 (zero_fp_constant): Delete.
6292 (volatile_mem_operand): Delete.
6293 (offsettable_mem_operand): Delete.
6294 (mem_or_easy_const_operand): Delete.
6295 (add_operand): Delete.
6296 (non_add_cint_operand): Delete.
6297 (logical_operand): Delete.
6298 (non_logical_cint_operand): Delete.
6299 (mask_operand): Delete.
6300 (mask_operand_wrap): Delete.
6301 (mask64_operand): Delete.
6302 (mask64_2_operand): Delete.
6303 (and64_operand): Delete.
6304 (and64_2_operand): Delete.
6305 (and_operand): Delete.
6306 (reg_or_mem_operand): Delete.
6307 (lwa_operand): Delete.
6308 (symbol_ref_operand): Delete.
6309 (call_operand): Delete.
6310 (current_file_function_operand): Delete.
6311 (input_operand): Delete.
6312 (rs6000_nonimmediate_operand): Delete.
6313 (rs6000_tls_symbol_ref): Delete.
6314 (save_world_operation): Delete.
6315 (restore_world_operation): Delete.
6316 (load_multiple_operation): Delete.
6317 (store_multiple_operation): Delete.
6318 (vrsave_operation): Delete.
6319 (mfcr_operation): Delete.
6320 (mtcrf_operation): Delete.
6321 (lmw_operation): Delete.
6322 (stmw_operation): Delete.
6323 (branch_comparison_operator): Delete.
6324 (branch_positive_comparison_operator): Delete.
6325 (scc_comparison_operator): Delete.
6326 (trap_comparison_operator): Delete.
6327 (boolean_operator): Delete.
6328 (boolean_or_operator): Delete.
6329 (min_max_operator): Delete.
6330 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6331 (EASY_VECTOR_15): Moved to here.
6332 (EASY_VECTOR_15_ADD_SELF): Move to here.
6333 (PREDICATE_CODES): Delete.
6334 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6335 Declare functions no longer static.
6336 * config/rs6000/predicates.md: New.
6337 * config/rs6000/rs6000.md: Include predicates.md
6339 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6341 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6342 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6344 * cfgrtl.c (need_fake_edge_p): Likewise.
6345 * combine.c (distribute_notes): Likewise.
6346 * emit-rtl.c (try_split): Likewise.
6347 * recog.c (peephole2_opimize): Likewise.
6348 * reg-notes.def (ALWAYS_RETURN): Remove.
6349 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6350 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6351 * tree.h (ECF_ALWAYS_RETURN): Remove.
6353 2005-02-28 Roger Sayle <roger@eyesopen.com>
6356 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6357 between different machine modes is never a "useless" conversion.
6359 2005-02-28 Geert Bosch <bosch@gnat.com>
6362 * doc/contrib.texi: List contributors for Ada front end
6364 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6366 * simplify-rtx.c (simplify_unary_operation_1,
6367 simplify_const_unary_operation): New, extracted from...
6368 (simplify_unary_operation): ... this one.
6369 (simplify_binary_operation_1,
6370 simplify_const_binary_operation): New, extracted from...
6371 (simplify_binary_operation): ... this one.
6372 * rtl.h (simplify_const_unary_operation,
6373 simplify_const_binary_operation): Add prototypes.
6375 2005-02-28 Julian Brown <julian@codesourcery.com>
6377 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6378 building libjava and caused PR regression/20228.
6380 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6383 * Makefile.in (host_subdir): New.
6384 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6385 * configure: Regenerate.
6387 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6389 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6390 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6391 installation directory first.
6393 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6396 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6397 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6398 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6399 * config/cris/cris.md: Tweak comments referring to Q.
6400 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6401 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6402 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6403 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6404 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6405 Insert spaces in constraints to align alternatives vertically for
6407 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6410 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6412 PR rtl-optimization/17728
6413 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6414 operand 0 from general_operand to move_dest_operand.
6416 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6418 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6419 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6420 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6421 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6423 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6425 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6426 * configure: Regenerate.
6427 * libada-mk.in: Remove CC; rename
6428 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6430 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6433 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6434 for the lhs, also walk over the tree. Likewise for rhs.
6436 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6438 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6439 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6440 Do not propagate value of iv before increment over the increment.
6442 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6444 * c-parser.c: New file.
6445 * c-parse.in: Remove.
6446 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6448 (c-parser.o): Add dependencies.
6449 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6450 maintainer-clean, TAGS): Update.
6451 * c-config-lang.in (gtfiles): Update.
6452 * gengtype-lex.l: Don't handle "@@".
6453 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6454 objc_build_synchronized, objc_begin_try_stmt,
6455 objc_begin_catch_clause, objc_finish_catch_clause,
6456 objc_build_finally_clause, objc_finish_try_stmt): New.
6457 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6459 (c_parse_init): Update comment.
6460 * c-decl.c (c_init_decl_processing): Update comment.
6461 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6462 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6463 new c_declspecs members.
6465 2005-02-25 Julian Brown <julian@codesourcery.com>
6467 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6468 from being used for symbols with vague linkage when
6469 HAVE_GAS_COMDAT_GROUP is true.
6471 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6473 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6475 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6478 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6479 (LIBGCC2_HAS_DF_MODE): New.
6480 (LIBGCC2_HAS_XF_MODE): New.
6481 (LIBGCC2_HAS_TF_MODE): New.
6482 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6483 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6484 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6485 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6486 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6487 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6488 and add _fixtfdi, _fixunstfdi, _floatditf
6489 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6490 L_fixunstfdi, L_floatditf.
6491 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6492 (LIBGCC2_HAS_TF_MODE): Define.
6494 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6496 PR tree-optimization/20204
6497 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6498 REWRITE_THIS_STMT markers on PHI nodes.
6499 (rewrite_initialize_block): Likewise.
6501 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6503 * version.c (version_string): Update to 4.1.
6505 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6507 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6508 Clarify that the alternative way doesn't work in GNU C++.
6510 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6512 PR tree-optimization/19937
6513 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6514 to the type of the induction variable.
6516 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6518 PR rtl-optimization/20117
6519 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6520 the block including noncopyable insn.
6522 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6524 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6525 calls to find_reg_note.
6527 2005-02-24 Richard Henderson <rth@redhat.com>
6530 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6533 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6535 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6536 vector types if to use base reg for misaligned non-word ld/std.
6538 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6541 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6542 dwarf2 label manually and put it after, not before the prologue.
6544 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6547 * reload.c (operands_match_p): Only increment register number for
6548 SCALAR_INT_MODE_P modes in multiple hard registers.
6550 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6553 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6555 * ChangeLog.5: Fix log message typo(s).
6556 * ChangeLog.7: Likewise.
6557 * ChangeLog.tree-ssa: Likewise.
6558 * cfgexpand.c: Fix comment typo(s).
6559 * conflict.c: Likewise.
6560 * defaults.h: Likewise.
6561 * dwarf2out.c: Likewise.
6563 * ggc-page.c: Likewise.
6564 * tree-eh.c: Likewise.
6565 * tree-ssa-dom.c: Likewise.
6567 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6570 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6571 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6572 if SHARED is defined.
6575 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6576 allow splitting only if operands 0 and 3 don't overlap.
6578 2005-02-24 Richard Henderson <rth@redhat.com>
6581 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6582 (fold_builtin_1): Call them.
6583 * fold-const.c (fold_complex_mult_parts): Split out from ...
6584 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6585 (fold_complex_div_parts, fold_complex_div): New.
6587 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6589 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6591 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6592 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6594 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6595 (print_node): Likewise.
6596 Print TYPE_SIZES_GIMPLIFIED.
6598 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6600 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6601 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6602 operands as commutative in constraints.
6604 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6606 * tree-into-ssa.c: Re-organize internal functions.
6608 2005-02-24 Richard Henderson <rth@redhat.com>
6611 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6613 * common.opt (fcx-limited-range): New.
6614 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6615 * toplev.c (flag_complex_method): Initialize to 1.
6616 (process_options): Set flag_complex_method to 0 if
6617 flag_cx_limited_range.
6618 * doc/invoke.texi (-fcx-limited-range): New.
6620 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6622 * cse.c (delete_trivially_dead_insns): Speed up by using
6623 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6626 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6628 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6629 functions when -mid-shared-library is being used.
6631 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6633 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6634 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6635 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6636 * system.h: Poison LINK_LIBGCC_SPECIAL.
6638 2005-02-23 James E Wilson <wilson@specifixinc.com>
6640 * gengtype.c (note_insn_name): Make 1 element larger.
6642 2005-02-23 Roger Sayle <roger@eyesopen.com>
6645 PR rtl-optimization/20097
6646 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6647 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6649 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6651 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6652 * t-aix52 (SHLIB_INSTALL): Same.
6654 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6656 * genpreds.c: Update copyright.
6658 2005-02-23 Michael Beach <michaelb@ieee.org>
6661 * config/sparc/t-elf (startup files): Assemble with CPP.
6663 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6665 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6666 (write_predicate_expr): Likewise.
6668 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6670 PR tree-optimization/20100
6671 PR tree-optimization/20115
6672 * tree-optimize.c (init_tree_optimization_passes): Remove
6673 pass_maybe_create_global_var.
6674 * tree-pass.h (pass_maybe_create_global_var): Remove.
6675 * tree-ssa-alias.c (aliases_computed_p): Declare.
6676 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6677 (count_calls_and_maybe_create_global_var): Remove.
6678 (pass_maybe_create_global_var): Remove.
6679 (init_alias_info): Do not declare aliases_computed_p.
6680 (maybe_create_global_var): If the function contains no
6681 call-clobbered variables and a mix of pure/const and regular
6682 function calls, create .GLOBAL_VAR.
6683 Mark all call-clobbered variables for renaming.
6684 (merge_pointed_to_info): Update comment.
6685 (add_pointed_to_var): Likewise.
6686 (is_escape_site): Likewise.
6687 Accept struct alias_info * instead of size_t *.
6689 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6691 * tree-ssa-operands.c (get_call_expr_operands): If
6692 ALIASES_COMPUTED_P is false, do not add call-clobbering
6694 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6695 (delete_tree_ssa): Likewise.
6697 2005-02-22 James E Wilson <wilson@specifixinc.com>
6699 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6700 (do_compile): Do call it here.
6702 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6704 PR rtl-optimization/20017.
6705 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6706 rest_of_handle_cse2, rest_of_handle_gcse): Call
6707 delete_dead_jumptables immediately before calling cleanup_cfg.
6709 2005-02-22 Devang Patel <dpatel@apple.com>
6712 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6715 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6717 * config/rs6000/aix.h (WINT_TYPE): Define.
6719 2005-02-22 Stan Shebs <shebs@apple.com>
6721 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6722 natural alignment for 64-bit Darwin.
6723 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6725 * doc/invoke.texi: Document this.
6727 2005-02-22 DJ Delorie <dj@redhat.com>
6729 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6730 to make_[un]signed_type, not the mode itself.
6732 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6734 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6735 not available. Use tail calls wherever possible.
6736 (make_edge): Call unchecked_make_edge to create an edge.
6738 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6739 (coalesce_ssa_name): Don't check for
6740 SSANORM_USE_COALESCE_LIST.
6741 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6743 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6745 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6746 (rewrite_into_ssa): ... here.
6748 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6750 PR tree-optimization/19786
6751 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6752 tag to another's may-alias bitmap when adding to the other's list.
6754 2005-02-21 DJ Delorie <dj@redhat.com>
6756 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6757 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6758 registers in unsupported ways.
6759 * expmed.c (init_expmed): Likewise.
6761 2005-02-21 Stan Cox <scox@redhat.com>
6763 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6765 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6767 * tree-cfg.c (fold_cond_expr_cond): New.
6768 (make_edges): Call fold_cond_expr_cond.
6769 (find_taken_edge): Accept nothing but INTEGER_CST.
6770 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6772 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6774 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6775 that do not belong to any basic block.
6777 2005-02-21 Jeff Law <law@redhat.com>
6779 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6782 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6784 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6785 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6786 Adjust their definitions.
6787 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6788 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6790 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6791 genautomata.c, langhooks.c, langhooks.h, system.h,
6792 config/arm/lib1funcs.asm: Update copyright.
6794 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6796 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6798 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6801 * doc/install.texi: Document --with-gc.
6803 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6805 * simplify-rtx.c (simplify_unary_operation): Add a missing
6808 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6810 PR tree-optimization/18663
6811 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6812 if the type has variable bounds.
6814 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6816 * gcse.c: Remove an obsolete comment.
6818 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6820 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6822 * doc/extend.texi (Function Attributes) <Attribute const>: The
6823 attribute "pure" is below this text, not above.
6825 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6827 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6828 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6829 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6831 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6834 * langhooks.h (struct lang_hooks): Add to_target_charset.
6835 * langhooks.c (lhd_to_target_charset): New function.
6836 * langhooks-def.h: Declare lhd_to_target_charset.
6837 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6838 (LANG_HOOKS_INITIALIZER): Update.
6839 * c-common.c (c_common_to_target_charset): New function.
6840 * c-common.h: Declare it.
6841 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6842 c_common_to_target_charset.
6844 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6845 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6847 * system.h: Poison them.
6848 * doc/tm.texi: Don't discuss them.
6849 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6850 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6851 (pp_c_char): Do not attempt to generate letter escapes for
6853 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6854 * config/mips/mips.c (mips_output_ascii): Likewise.
6856 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6858 PR tree-optimization/19951
6859 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6862 2005-02-19 Steven Bosscher <stevenb@suse.de>
6865 * function.h (struct function): New field `max_loop_depth'.
6866 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6867 (flow_loops_find): Reset the max loop depth count before finding loops.
6868 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6869 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6870 (calculate_global_regs_live): Make sure the loop will terminate
6871 when the initial sets are not empty.
6873 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6875 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6877 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6879 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6882 * doc/invoke.texi: Remove documentation of %M spec.
6884 (init_spec): Remove %M suffix from -lgcc_s.
6885 (do_spec_1): Remove 'M' case.
6886 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6887 to put shared libraries in the multilib directory. Remove the
6888 shlib_so_soname substitution variable. Don't add a multilib encoding
6889 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6890 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6891 SHLIB_INSTALL as well as SHLIB_LINK.
6892 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6893 (SHLIB_NAME): Delete.
6894 (SHLIB_DIR): New macro.
6895 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6896 (SHLIB_INSTALL): Adjust accordingly.
6897 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6898 * config/t-slibgcc-sld: Likewise.
6899 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6900 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6901 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6903 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6904 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6905 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6906 Use @shlib_base_name@ instead of @shlib_so_name@.
6907 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6908 and @shlib_base_name@.so in @multilib_dir@.
6909 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6910 to the install path.
6911 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6912 (SHLIB_LINK): Remove previous workaround.
6913 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6914 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6915 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6917 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6918 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6919 (SHLIB_INSTALL): Adjust accordingly.
6920 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6921 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6922 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6923 config/t-slibgcc-elf-ver.
6925 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6926 Jakub Jelinek <jakub@redhat.com>
6928 PR tree-optimization/19828
6929 * tree-ssa-loop-im.c: Add a TODO comment.
6930 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6931 without side-effects.
6933 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6935 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6938 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6940 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6941 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6942 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6944 (ia64_reorg): Delete fixup_errata call.
6945 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6946 (TARGET_SWITCHES): Delete -mb-step entry.
6948 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6951 * c-typeck.c (composite_type): Handle quals in transparent unions.
6952 (type_lists_compatible_p): Likewise.
6954 2005-02-18 Stan Shebs <shebs@apple.com>
6956 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6957 expressions in the .literal8 section.
6959 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6961 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6963 2005-02-18 Roger Sayle <roger@eyesopen.com>
6965 * fold-const.c (constant_boolean_node): Always create values of the
6966 specified type, don't bother calling truthvalue_conversion.
6968 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6970 * except.c (output_function_exception_table): Call
6971 assemble_external_libcall (eh_personality_libfunc).
6973 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6976 * config/ia64/ia64.h (struct machine_function): Add state_num.
6977 * config/ia64/ia64.c (process_epilogue,
6978 process_for_unwind_directive): Use new unwind state numbers each
6979 time rather than state 1.
6981 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6984 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6985 before the "*llgt_didi" pattern.
6987 2005-02-18 Jason Merrill <jason@redhat.com>
6989 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6991 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6993 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6994 (div0): Use it in place of ARM_FUNC_ALIAS.
6995 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6997 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7000 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7001 access, the lower bound of the array type if it exists.
7003 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7006 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7007 cases that are out-of-range for the index type.
7009 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7011 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7012 (estimate_case_costs): Don't call convert.
7013 * expmed.c (expand_shift): Likewise.
7014 (make_tree): Call fold_convert instead of convert.
7016 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7019 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7020 that ref to be marked MEM_READONLY_P doesn't have base that needs
7023 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7025 * genautomata.c (output_get_cpu_unit_code_func,
7026 output_cpu_unit_reservation_p): Don't generate old-style function
7029 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7032 PR tree-optimization/20009
7033 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7035 PR tree-optimization/18947
7036 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7037 inline, remove all nodes that are inlined into the extern inline
7040 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7042 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7043 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7044 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7045 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7048 2005-02-17 Roger Sayle <roger@eyesopen.com>
7050 PR tree-optimization/19917
7051 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7052 to be potentially trapping.
7054 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7056 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7058 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7060 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7061 tem becomes a local variable which is set to the value of the
7062 back end defined INITIAL_FRAME_ADDRESS macro.
7063 (expand_builtin_frame_address): Omit the base parameter to
7064 expand_builtin_return_addr.
7065 (expand_builtin_profile_func): Likewise.
7066 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7067 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7068 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7070 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7072 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7073 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7074 * config/frv/frv.c (frv_function_epilogue): Likewise.
7076 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7078 * lambda-code (perfect_nestify): Remove mark/unmark
7080 * tree-loop-linear.c (linear_transform_loops): Add
7081 rewrite_into_ssa call so that ssa is correct for
7082 rewriting into loop closed.
7084 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7086 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7087 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7089 * bt-load.c (btr_def_live_range, combine_btr_defs,
7090 migrate_btr_def, migrate_btr_defs): Likewise.
7091 * cfgcleanup.c (thread_jump): Likewise.
7092 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7093 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7094 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7095 df_rd_local_compute, df_reg_info_compute): Likewise.
7096 * dominance.c (init_dom_info, free_dom_info): Likewise.
7097 * flow.c (init_propagate_block_info,
7098 free_propagate_block_info): Likewise.
7099 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7100 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7101 modify_reg_pav): Likewise.
7102 * loop-invariant.c (find_defs, find_invariant_insn,
7103 find_invariants, free_inv_motion_data): Likewise.
7104 * predict.c (tree_predict_by_opcode,
7105 estimate_bb_frequencies): Likewise.
7106 * stmt.c (expand_case): Likewise.
7107 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7108 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7109 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7110 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7111 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7112 rewrite_ssa_into_ssa): Likewise.
7113 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7114 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7115 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7116 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7117 * tree-sra.c (tree_sra): Likewise.
7118 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7119 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7120 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7121 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7122 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7123 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7125 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7126 calculate_live_on_entry, calculate_live_on_exit,
7127 build_tree_conflict_graph): Likewise.
7128 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7129 record_important_candidates, set_use_iv_cost, find_depends,
7130 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7131 tree_ssa_iv_optimize_finalize): Likewise.
7132 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7133 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7134 tree_duplicate_loop_to_header_edge): Likewise.
7135 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7136 * tree-ssa.c (verify_flow_insensitive_alias_info,
7137 verify_name_tags, verify_ssa, init_tree_ssa,
7138 delete_tree_ssa): Likewise.
7139 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7140 fini_ssanames): Likewise.
7141 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7143 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7145 * config/rs6000/t-rtems: Completely reworked.
7147 2005-02-17 Ira Rosen <irar@il.ibm.com>
7149 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7151 2005-02-17 Ira Rosen <irar@il.ibm.com>
7153 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7154 POINTER_TYPE_P when checking that type is a pointer.
7155 (vect_get_memtag): Remove.
7156 (vect_address_analysis): Use POINTER_TYPE_P. Call
7157 vect_object_analysis with dummy parameter for memtag.
7158 (vect_object_analysis): Extract memtag (functionality that
7159 used to be in vect_get_memtag and moved here). Fix printings.
7160 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7161 with correct parameters. Remove call to vect_get_memtag.
7163 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7165 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7166 (tree-vectorizer.o): Added missing dependencies.
7168 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7170 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7171 declaration in tree-vectorizer.c, now has an extern declaration in
7173 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7174 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7175 get_vectype_for_scalar_type, vect_is_simple_use,
7176 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7177 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7178 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7179 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7180 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7181 find_loop_location): Likewise.
7183 * tree-vectorizer.c (langhooks.h): #include removed.
7184 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7185 moved to tree-vectorized.h.
7186 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7187 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7188 get_vectype_for_scalar_type, vect_is_simple_use,
7189 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7190 vect_supportable_dr_alignment, new_loop_vec_info,
7191 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7192 vect_set_verbosity_level, find_loop_location): Likewise.
7194 (vect_analyze_loop): Function externalized. Declaration moved to
7195 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7196 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7197 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7198 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7199 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7200 vect_enhance_data_refs_alignment, vect_analyze_operations,
7201 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7202 vect_stmt_relevant_p, vect_get_loop_niters,
7203 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7204 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7205 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7206 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7207 vect_get_memtag): Likewise.
7209 (vectorizable_load): Function externalized. Declaration moved to
7210 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7211 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7212 vect_transform_loop): Likewise.
7213 (vect_transform_stmt): Moved to tree-vect-transform.c.
7214 (vect_align_data_ref, vect_create_destination_var,
7215 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7216 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7217 vect_get_vec_def_for_operand, vect_init_vector,
7218 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7219 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7220 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7221 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7222 vect_do_peeling_for_loop_bound): Likewise.
7224 * tree-vect-analyze.c: New file.
7225 * tree-vect-transform.c: New file.
7227 2005-02-17 Jason Merrill <jason@redhat.com>
7229 PR mudflap/19319, c++/19317
7230 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7233 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7235 * doc/install.texi (Specific): Update link for Darwin-specific
7238 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7240 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7241 constant_boolean_node.
7243 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7246 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7247 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7249 2005-02-16 Richard Henderson <rth@redhat.com>
7252 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7254 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7255 replace uses with Wtype_MAXp1_F.
7256 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7257 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7258 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7259 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7260 and HAVE_TFMODE as appropriate.
7261 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7262 (__floatdisf): Likewise.
7263 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7264 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7265 (Wtype_MAXp1_F): New.
7266 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7267 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7269 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7272 * arm.c (arm_apply_result_size): New function.
7273 * arm.h (APPLY_RESULT_SIZE): Define.
7274 * arm-protos.h (arm_apply_result_size): Add prototype.
7275 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7276 (movxf): New expand.
7277 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7278 (call_value_symbol): Remove predicate for operand 0.
7279 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7280 (untyped_call): Rework to correclty return values for any type.
7281 (untyped_return): New expand.
7282 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7284 2005-02-16 Stan Shebs <shebs@apple.com>
7286 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7287 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7289 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7291 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7292 configure settings on Solaris 7 and later.
7294 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7296 PR tree-optimization/19865
7297 * tree-optimize.c (init_tree_optimization_passes): Run
7298 pass_may_alias after pass_sra.
7300 2005-02-16 Richard Henderson <rth@redhat.com>
7301 Stuart Hastings <stuart@apple.com>
7304 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7305 Do nothing if debug info suppressed for this function.
7306 (dbxout_begin_function): Early exit if debug info suppressed for
7309 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7312 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7314 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7316 PR tree-optimization/19967
7317 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7318 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7319 argument TYPE. Adjust calls to fold_builtin_XXX.
7320 (expand_builtin, fold_builtin_1): Adjust calls to
7322 (fold_builtin_strchr, fold_builtin_strpbrk,
7323 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7324 result to a requested type TYPE.
7326 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7329 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7330 (T)x & (T)cst if (T)cst overflows.
7331 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7332 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7334 2005-02-15 Jeff Law <law@redhat.com>
7336 * gcse.c (blocks_with_calls): New bitmap.
7337 (alloc_gcse_mem): Allocate it.
7338 (free_gcse_mem): Free it.
7339 (clear_modifY_mem_tables): Clear it.
7340 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7341 when we encounter CALL_INSNs.
7342 (compute_transp, case MEM): Handle blocks with calls separate
7343 from blocks without calls. Use bitmap iterators rather than
7346 2005-02-15 Peter O'Gorman <peter@pogma.com>
7349 * mklibgcc.in (vis_hide): Use a temporary object file, not
7352 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7355 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7356 access optimization.
7358 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7359 Alan Modra <amodra@bigpond.net.au>
7362 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7363 (_xlqsub): Rename to __gcc_qsub.
7364 (_xlqmul): Rename to __gcc_qmul.
7365 (_xlqdiv): Rename to __gcc_qdiv.
7366 Provide versioned symbol aliases with old names.
7367 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7368 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7369 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7370 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7371 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7373 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7375 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7376 Fold ~(A - 1) and ~(A + -1) to -A.
7378 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7382 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7383 config/pa/pa-host.c:pa_gt_pch_use_address.
7385 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7387 * tree-vn.c (get_value_handle): Make sure that given an
7388 is_gimple_min_invariant expression, we always return it.
7390 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7392 * passes.c (rest_of_handle_gcse): Fix a comment.
7394 2005-02-15 Jeff Law <law@redhat.com>
7396 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7398 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7399 (canon_list_insert, record_last_mem_set_info): Similarly.
7400 (clear_modify_mem_tables): Similarly.
7402 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7404 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7405 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7406 config/mips/mips.md, config/rs6000/aix.h,
7407 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7409 2005-02-15 Richard Henderson <rth@redhat.com>
7411 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7412 call to be best_edge.
7414 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7416 * basic-block.h: Adjust the prototype for find_basic_blocks.
7417 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7418 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7421 * flow.c (recompute_reg_usage): Remove all arguments.
7422 * passes.c (rest_of_compilation): Adjust the call to
7423 recompute_reg_usage.
7424 * rtl.h: Adjust the prototype for recompute_reg_usage.
7426 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7428 * tree-dump.c (dump_files): Update to reflect new member
7430 (dump_register): Add new argument.
7432 (dump_switch_p_1): Check against glob name if doglob was passed.
7433 (dump_switch_p): Check against regular first, then glob if
7434 we didn't have any hits on the dump name.
7435 * tree-optimize.c (register_one_dump_file):
7436 Pass in glob name as well.
7437 * tree-pass.h (struct dump_file_info): Add glob
7440 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7442 PR preprocessor/16323
7443 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7445 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7448 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7449 (trunctfdf2_internal1): New.
7450 (trunctfdf2_internal2): Renamed from trunctfdf2.
7452 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7454 PR tree-optimization/19853
7455 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7457 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7459 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7460 delete_dead_jumptables and cleanup_cfg.
7462 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7464 * reload.c (find_reloads): Swap address_reloaded flags when
7465 swapping commutative operands.
7467 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7469 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7470 Use standard_iv_increment_position for computing the bsi position
7472 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7475 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7478 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7479 life range of hard registers.
7480 * value-prof.c (insn_prefetch_values_to_profile): Only
7483 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7484 profile in libcalls.
7486 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7488 * bitmap.h (bitmap_and_compl_into): Return bool.
7489 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7491 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7493 PR tree-optimization/19944
7494 * fold-const.c (fold): Re-add ABS_EXPR folding.
7496 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7499 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7500 {TARGET,MASK}_XL_COMPAT.
7501 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7503 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7504 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7506 (rs6000_arg_partial_bytes): Same.
7507 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7508 and XL compatibility enabled.
7509 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7510 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7511 test to final condition.
7512 (cmptf_internal2): New.
7513 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7514 xl-compat. Add TFmode information to description.
7516 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7518 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7520 2005-02-13 Jason Merrill <jason@redhat.com>
7523 * fold-const.c (fold_indirect_ref_1): Split out from...
7524 (build_fold_indirect_ref): Here.
7525 (fold_indirect_ref): New fn.
7526 * tree.h: Declare it.
7527 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7528 (gimplify_modify_expr_rhs): Likewise.
7529 (gimplify_expr): Likewise.
7531 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7533 PR tree-optimization/14303
7534 PR tree-optimization/15784
7535 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7536 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7537 ABS_EXPR<x> != 0 to x != 0.
7539 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7541 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7542 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7543 spelling conventions.
7545 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7546 delete_trivially_dead_insns too many times.
7548 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7551 2005-02-12 Ira Rosen <irar@il.ibm.com>
7553 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7554 (vect_is_simple_iv_evolution): Remove redundant parameter
7556 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7557 without last parameter.
7558 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7559 Return pointer step. Call vect_is_simple_iv_evolution without
7560 last parameter. Check only that the step is multiple of size
7561 type. Remove stmt_vinfo updates.
7562 (vect_get_memtag_and_dr): Remove.
7563 (vect_get_memtag): New function.
7564 (vect_address_analysis): New function.
7565 (vect_object_analysis): New function.
7566 (vect_analyze_data_refs): Call vect_object_analysis and
7567 vect_get_memtag. Update stmt_vinfo fields.
7569 2005-02-12 Ira Rosen <irar@il.ibm.com>
7571 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7572 exist and are objects. Remove checks for pointer.
7573 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7574 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7575 (vect_create_data_ref_ptr): Likewise.
7576 (vect_base_addr_differ_p): New function.
7577 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7578 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7579 Don't set the DR_BASE_NAME field of data-ref.
7580 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7582 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7584 * optabs.h (enum optab_index): Add new OTI_ldexp.
7585 (ldexp_optab): Define corresponding macro.
7586 * optabs.c (init_optabs): Initialize ldexp_optab.
7587 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7589 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7591 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7592 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7594 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7595 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7598 2005-02-12 Ira Rosen <irar@il.ibm.com>
7600 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7602 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7604 (vect_get_base_and_offset): Always return an address.
7605 (vect_create_addr_base_for_vector_ref): Remove treatment for
7606 different data reference types.
7607 (vect_compute_data_ref_alignment): Rename base to base_address in
7608 stmt_vec_info. Get the object in order to force its alignment.
7609 (vect_get_memtag_and_dr): Rename base to base_address in
7610 stmt_vec_info. Extract the object for memtag analysis.
7612 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7614 PR regression/19898.
7615 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7616 changes cc_status, use apply modified_in_p to part of cc_status
7617 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7620 2005-02-11 Richard Henderson <rth@redhat.com>
7622 * tree-complex.c (expand_complex_libcall): New.
7623 (expand_complex_multiplication): Use it for c99 compliance.
7624 (expand_complex_division): Likewise.
7625 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7627 * builtins.c (built_in_names): Remove const.
7628 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7630 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7631 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7632 (built_in_names): Remove const.
7633 * c-common.c (c_common_type_for_mode): Handle complex modes.
7634 * flags.h, toplev.c (flag_complex_method): Rename from
7635 flag_complex_divide_method.
7636 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7637 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7638 * libgcc2.h: Declare them.
7639 * libgcc-std.ver: Export them.
7640 * mklibgcc.in (lib2funcs): Build them.
7642 2005-02-11 Steven Bosscher <stevenb@suse.de>
7644 PR tree-optimization/19876
7645 Partially revert my change from 2005-01-14
7646 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7647 (compute_antic): ...and remove the loop here.
7649 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7652 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7653 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7655 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7656 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7658 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7660 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7661 offsets for the big-endian 32-bit case.
7663 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7665 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7667 2005-02-11 Dale Johannesen <dalej@apple.com>
7669 * cselib.c (cselib_process_insn): Clear out regs where
7670 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7671 * reload.c (find_equiv_reg): Ditto.
7673 2005-02-11 Ian Lance Taylor <ian@airs.com>
7675 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7678 * tree.c (build_function_type_list): Work correctly if there are
7681 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7683 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7684 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7685 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7686 TARGET_ZARCH instead of TARGET_64BIT.
7688 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7690 * config/rs6000/t-rtems:
7691 (MULTILIB_OPTIONS): Remove mcpu=602.
7692 (MUTLILIB_DIRNAMES): Remove m602.
7693 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7694 Let mcpu=602 match mcpu=603.
7695 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7697 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7699 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7702 2005-02-10 David Daney <ddaney@avtrex.com>
7704 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7705 * config/i386/linux-unwind.h: Likewise.
7706 * config/ia64/linux-unwind.h: Likewise.
7707 * config/mips/linux-unwind.h: Likewise.
7708 * config/pa/linux-unwind.h: Likewise.
7709 * config/rs6000/linux-unwind.h: Likewise.
7710 * config/s390/linux-unwind.h: Likewise.
7711 * config/sh/linux-unwind.h: Likewise.
7712 * config/sparc/linux-unwind.h: Likewise.
7714 2005-02-10 Steven Bosscher <stevenb@suse.de>
7716 PR tree-optimization/17549
7717 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7718 TER to replace a DEF with its expression if the DEF and the
7719 rhs of the expression we replace into have the same root
7722 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7724 * config/mips/mips.md: Fix the placement of the match_scratch in the
7727 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7729 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7732 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7734 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7735 (strip_offset): Handle addresses.
7736 (add_address_candidates): Use strip_offset.
7737 (difference_cost): Reflect strip_offset change.
7738 (force_var_cost, difference_cost): Strip nops.
7740 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7742 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7744 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7745 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7746 config/cris/cris-protos.h, config/cris/cris.c: Update
7749 2005-02-10 Jeff Law <law@redhat.com>
7751 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7752 (lookup_avail_expr): Similarly.
7754 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7756 * builtins.c (fold_builtin_powi): New function.
7757 (fold_builtin_1): Call it.
7759 2005-02-10 Steven Bosscher <stevenb@suse.de>
7761 PR documentation/19309
7762 * doc/cpp.texi: The __GNUC__ and related predefined macros
7763 are also defined for the "standalone" cpp.
7764 Some non-GCC compilers may also define __GNUC__.
7766 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7769 * c-typeck.c (common_type): New routine. Old common_type renamed
7771 (c_common_type): ...this.
7772 (build_conditional_expr, build_binary_op): Use c_common_type instead
7775 2005-02-10 Steven Bosscher <stevenb@suse.de>
7777 * doc/md.texi: Replace @samp{length} with @code{length}.
7779 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7781 PR tree-optimization/18687
7782 * tree-flow.h (find_loop_niter): Declare.
7783 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7784 Try using scev even for loops with more than one exit.
7785 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7786 (struct ivopts_data): Added niters field.
7787 (struct nfe_cache_elt): New.
7788 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7790 (tree_ssa_iv_optimize_init): Initialize niters cache.
7791 (determine_number_of_iterations): Removed.
7792 (find_induction_variables): Do not call determine_number_of_iterations.
7793 Access niters for single exit through niter_for_single_dom_exit.
7794 (add_iv_outer_candidates): Access niters for single exit through
7795 niter_for_single_dom_exit.
7796 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7797 number_of_iterations_cond.
7798 (iv_period): New function.
7799 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7800 (may_replace_final_value): Take data argument. Use
7801 niter_for_single_dom_exit.
7802 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7803 (rewrite_use_compare): Pass data to may_eliminate_iv.
7804 (rewrite_use_outer): Pass data to may_replace_final_value.
7805 (free_loop_data): Clean up the niters cache.
7806 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7807 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7808 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7809 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7810 (num_ending_zeros): Moved to tree.c.
7811 * tree.h (num_ending_zeros): Declare.
7812 * tree.c (num_ending_zeros): Moved from tree.c.
7814 2005-02-09 Richard Henderson <rth@redhat.com>
7816 * builtins.c (DEF_BUILTIN): Add COND argument.
7817 * tree.h (DEF_BUILTIN): Likewise.
7818 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7819 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7821 (DEF_BUILTIN_STUB): New.
7822 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7823 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7824 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7825 * c-common.c (DEF_BUILTIN): Add COND argument.
7826 * tree.c (local_define_builtin): New.
7827 (build_common_builtin_nodes): New.
7829 2005-02-09 Roger Sayle <roger@eyesopen.com>
7831 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7832 floating point expression ignoring the sign of the result.
7833 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7834 (fold) <MULT_EXPR>: Use it to simplify x*x.
7835 * tree.h (fold_strip_sign_ops): Prototype here.
7836 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7837 argument. Use fold_strip_sign_ops to simplify the first argument.
7838 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7839 first argument when the second argument is an even integer
7840 constant, but only with -funsafe_math_optimizations.
7841 (fold_builtin_1): Update call to fold_builtin_copysign.
7843 2005-02-09 Ian Lance Taylor <ian@airs.com>
7846 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7847 just check whether EH_FILTER_FAILURE falls through.
7849 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7851 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7852 insns return to ready list in the next turn.
7854 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7857 * builtins.def: New __builtin_powi[lf].
7858 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7859 (expand_builtin_powi): New function.
7860 (expand_builtin): Dispatch to expand_builtin_powi.
7861 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7862 * libgcc2.c: Add __builtin_powi[lf] implementation.
7863 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7864 * optabs.h: Add powi_optab.
7865 * optabs.c (init_optabs): Initialize powi_optab.
7866 * doc/extend.texi: Document __builtin_powi[lf].
7868 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7870 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7873 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7876 * fold-const.c (try_move_mult_to_index): Remove redundant
7877 type argument. Create ADDR_EXPR with correct type.
7878 (fold): Update callers of try_move_mult_to_index. Convert
7879 result to the appropriate type.
7881 2005-02-09 Roger Sayle <roger@eyesopen.com>
7884 * config/avr/avr.c (default_rtx_costs): Delete.
7885 (avr_operand_rtx_cost): New function.
7886 (avr_rtx_costs): Completely rewrite.
7888 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7891 * config/cris/cris.c (in_code): New variable.
7892 (cris_output_addr_const): Now a static function, a wrapper for
7894 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7895 case from old cris_output_addr_const.
7896 (cris_asm_output_label_ref): Similar for LABEL_REF.
7897 (cris_output_addr_const_extra): Similar for UNSPEC.
7898 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7899 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7900 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7902 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7903 (cris_asm_output_label_ref): Declare.
7905 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7907 PR preprocessor/19801
7908 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7909 filenames that changed when libcpp was moved to the toplevel.
7911 2005-02-07 Roger Sayle <roger@eyesopen.com>
7913 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7914 zero extensions of BImode operands. Call lowpart_subreg instead
7915 of gen_lowpart_common and gen_lowpart_SUBREG.
7917 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7920 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7921 * configure.ac: Set cc_for_cross_gnattools.
7922 * configure: Regenerate.
7924 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7927 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7929 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7932 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7933 of nested functions.
7935 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7937 * doc/extend.texi: Document deprecated extensions allowing
7938 static floating-point members to have initializers and allowing
7939 floating-point literals in integral constant expressions.
7941 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7943 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7944 config/darwin7.h, config/mips/mips.c,
7945 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7948 * cse.c: Update comments.
7950 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7953 * builtins.c (fold_builtin_sqrt): Transform
7954 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7957 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7958 Dorit Naishlos <dorit@il.ibm.com>
7960 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7961 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7962 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7964 * tree.h (vect_set_verbosity_level): New extern function declaration
7966 * tree-vectorizer.h (verbosity_levels): New enum type.
7967 * tree-vectorizer.c (vect_debug_stats): Function removed.
7968 (vect_debug_details): Likewise.
7969 (vect_verbosity_level): Global variable was defined and initialized.
7970 (vect_dump): Global variable definition.
7971 (vect_print_dump_info): New function.
7972 (vect_set_dump_settings): New function.
7973 (vect_set_verbosity_level): New function.
7974 (vectorize_loops): Add call to vect_set_dump_settings.
7976 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7977 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7978 (slpeel_tree_peel_loop_to_edge): Likewise.
7980 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7981 appropriate verbosity level instead of call to vect_debug_details
7982 or vect_debug_stats.
7983 (vect_get_base_and_offset):
7984 (vect_create_addr_base_for_vector_ref):
7985 (get_vectype_for_scalar_type):
7986 (vect_create_data_ref_ptr):
7988 (vect_get_vec_def_for_operand):
7989 (vect_finish_stmt_generation):
7990 (vectorizable_assignment):
7991 (vectorizable_operation):
7992 (vectorizable_store):
7993 (vectorizable_load):
7994 (vect_transform_stmt):
7995 (vect_update_ivs_after_vectorizer):
7996 (vect_do_peeling_for_loop_bound):
7997 (vect_update_inits_of_drs):
7998 (vect_do_peeling_for_alignment):
7999 (vect_transform_loop):
8000 (vect_is_simple_use):
8001 (vect_analyze_operations):
8002 (vect_is_simple_iv_evolution):
8003 (vect_analyze_scalar_cycles):
8004 (vect_analyze_data_ref_dependence):
8005 (vect_analyze_data_ref_dependences):
8006 (vect_compute_data_ref_alignment):
8007 (vect_enhance_data_refs_alignment):
8008 (vect_analyze_data_refs_alignment):
8009 (vect_analyze_data_ref_access):
8010 (vect_analyze_data_ref_accesses):
8011 (vect_analyze_pointer_ref_access):
8012 (vect_get_memtag_and_dr):
8013 (vect_analyze_data_refs):
8014 (vect_mark_relevant):
8015 (vect_stmt_relevant_p):
8016 (vect_mark_stmts_to_be_vectorized):
8017 (vect_can_advance_ivs_p):
8018 (vect_get_loop_niters):
8019 (vect_analyze_loop_form):
8020 (vect_analyze_loop):
8021 (vectorize_loops): Likewise.
8023 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8024 (vect_update_inits_of_drs):
8025 (vect_do_peeling_for_alignment):
8026 (vect_transform_loop):
8027 (vect_analyze_operations):
8028 (vect_analyze_scalar_cycles):
8029 (vect_analyze_data_ref_dependences):
8030 (vect_analyze_data_refs_alignment):
8031 (vect_analyze_data_ref_accesses):
8032 (vect_analyze_data_refs):
8033 (vect_mark_stmts_to_be_vectorized):
8034 (vect_get_loop_niters):
8035 (vect_analyze_loop_form):
8036 (vect_analyze_loop): Likewise.
8037 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8039 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8043 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8044 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8045 either -ffast-math or -funsafe-math-optimizations is in use.
8047 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8048 * config/mips/irix-csr.c: New file.
8049 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8050 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8051 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8054 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8056 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8057 redundant, incorrect definitions.
8059 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8061 ("*tls_indirect_call"): New, reference hard regs directly.
8062 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8064 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8066 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8067 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8069 2005-02-06 Roger Sayle <roger@eyesopen.com>
8071 PR rtl-optimization/19800
8072 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8073 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8076 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8078 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8080 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8083 * doc/invoke.texi: Correct documentation of -freorder-functions.
8085 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8088 * doc/invoke.texi: Don't mention gccbug.
8090 2005-02-06 Roger Sayle <roger@eyesopen.com>
8091 Andrew Pinski <pinskia@physics.uc.edu>
8092 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8094 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8095 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8096 into just (zero_extract:SI FOO (const_int 1) BAR).
8098 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8100 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8101 macro locally. Don't give last revision date. Use GCC version
8102 number from gcc-common.texi.
8103 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8104 revision date. Use GCC version number from gcc-common.texi.
8105 Describe being a library as current state rather than as 3.x
8107 * doc/gcc.texi: Remove last update date.
8108 * doc/gccint.texi: Likewise. Update copyright dates.
8109 * doc/install.texi: Update copyright dates.
8111 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8114 * doc/invoke.texi: Mention for each option included in -Wall that
8115 it is included in -Wall.
8116 * doc/gcc.texi: Update copyright and last modification date.
8118 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8120 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8121 unnecessary cast to original induction variable increments.
8123 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8125 PR tree-optimization/18219
8126 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8127 in distributed form.
8129 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8131 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8132 Set bitpos and offset later in the function. Do nothing if the
8133 target is a register and if the bitfield lies completely outside
8135 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8136 here. Return an uninitialised register if the source value is stored
8137 in a register and the bitfield lies completely outside that register.
8139 2005-02-06 Steven Bosscher <stevenb@suse.de>
8141 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8144 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8146 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8148 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8150 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8151 * config/darwin8.h: New.
8152 * config/darwin7.h: Update comment.
8154 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8155 Dorit Naishlos <dorit@il.ibm.com>
8157 * tree-vectorizer.h (LOC): New type.
8158 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8159 (loop_line_number): New field in struct _loop_vec_info.
8160 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8162 * tree-vectorizer.c (input.h): Included.
8163 (find_loop_location): New function.
8164 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8165 loop line number removed.
8166 (vect_debug_details): Likewise.
8167 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8169 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8170 call to vect_debug_details/stats changed from loop to loop_loc.
8171 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8172 (slpeel_tree_peel_loop_to_edge): Likewise.
8174 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8175 changed from NULL to UNKNOWN_LOC.
8176 (vect_get_base_and_offset):
8177 (vect_create_addr_base_for_vector_ref):
8178 (get_vectype_for_scalar_type):
8179 (vect_create_data_ref_ptr):
8181 (vect_get_vec_def_for_operand):
8182 (vect_finish_stmt_generation):
8183 (vectorizable_assignment):
8184 (vectorizable_operation):
8185 (vectorizable_store):
8186 (vectorizable_load):
8187 (vect_transform_stmt):
8188 (vect_update_ivs_after_vectorizer):
8189 (vect_do_peeling_for_loop_bound):
8190 (vect_do_peeling_for_alignment):
8191 (vect_transform_loop):
8192 (vect_is_simple_use):
8193 (vect_analyze_operations):
8194 (vect_is_simple_iv_evolution):
8195 (vect_analyze_scalar_cycles):
8196 (vect_analyze_data_ref_dependences):
8197 (vect_compute_data_ref_alignment):
8198 (vect_enhance_data_refs_alignment):
8199 (vect_analyze_data_ref_access):
8200 (vect_analyze_data_ref_accesses):
8201 (vect_analyze_pointer_ref_access):
8202 (vect_get_memtag_and_dr):
8203 (vect_analyze_data_refs):
8204 (vect_mark_relevant):
8205 (vect_stmt_relevant_p):
8206 (vect_mark_stmts_to_be_vectorized):
8207 (vect_can_advance_ivs_p):
8208 (vect_get_loop_niters):
8209 (vect_analyze_loop):
8210 (vectorize_loops): Likewise.
8212 (vectorizable_load): Argument in call to vect_debug_details/stats
8213 changed from loop to LOOP_LOC (loop_vinfo).
8214 (vect_transform_loop):
8215 (vect_analyze_operations):
8216 (vect_analyze_scalar_cycles):
8217 (vect_analyze_data_ref_dependence):
8218 (vect_enhance_data_refs_alignment):
8219 (vect_analyze_data_ref_accesses):
8220 (vect_analyze_pointer_ref_access):
8221 (vect_analyze_data_refs):
8222 (vect_analyze_loop): Likewise.
8224 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8225 changed from loop to loop_loc.
8227 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8229 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8230 Dorit Naishlos <dorit@il.ibm.com>
8232 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8234 (vect_analyze_data_ref_dependences): Likewise.
8236 (vect_is_simple_use): Argument changed from loop structure to
8237 loop_vect_info structure.
8238 (vect_can_advance_ivs_p): Likewise.
8239 (vect_create_index_for_vector_ref): Likewise.
8240 (vect_update_ivs_after_vectorizer): Likewise.
8241 (new_stmt_vec_info): Likewise.
8243 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8244 changed from loop to loop_vinfo.
8245 (vect_create_data_ref_ptr): First argument in call to
8246 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8247 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8248 was changed from loop to loop_vinfo.
8249 (vectorizable_operation): Likewise.
8250 (vectorizable_store): Likewise.
8251 (vect_mark_stmts_to_be_vectorized): Likewise.
8252 (vect_do_peeling_for_loop_bound): First argument in call to
8253 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8254 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8255 was changed from loop to loop_vinfo.
8256 (vect_analyze_data_ref_dependences): Third argument in call to
8257 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8259 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8260 (vect_create_data_ref_ptr): Likewise.
8261 (vect_init_vector): Likewise.
8262 (vect_get_vec_def_for_operand): Likewise.
8263 (vectorizable_assignment): Likewise.
8264 (vectorizable_operation): Likewise.
8265 (vectorizable_store): Likewise.
8266 (vectorizable_load): Likewise.
8267 (vect_update_ivs_after_vectorizer): Likewise.
8268 (vect_is_simple_use): Likewise.
8269 (vect_analyze_data_ref_dependence): Likewise.
8270 (vect_analyze_pointer_ref_access): Likewise.
8271 (vect_can_advance_ivs_p): Likewise.
8273 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8274 before _stmt_vec_info.
8275 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8276 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8277 (new_stmt_vec_info): Argument changed from loop structure to
8278 loop_vect_info structure
8280 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8281 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8282 (vect_create_addr_base_for_vector_ref): Likewise.
8283 (vect_analyze_pointer_ref_access): Likewise.
8285 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8288 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8289 phi flag if the phi is abnormal.
8291 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8294 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8295 information for the new statement.
8297 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8300 * gcc.c (main): Include the target in -v output.
8302 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8304 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8305 Do not drop the extend if we'd have to add a paradoxical subreg
8306 later. Include optabs.h and insn-codes.h.
8307 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8309 2005-02-02 Roger Sayle <roger@eyesopen.com>
8312 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8313 * fold-const.c (const_binop): Avoid constant folding floating
8314 point operations in modes that use composite representations.
8315 * simplify-rtx.c (simplify_binary_operation): Likewise.
8317 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8319 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8321 (altivec_dstt): Likewise.
8322 (altivec_dstst): Likewise.
8323 (altivec_dststt): Likewise.
8324 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8327 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8329 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8330 EXPR_LOCUS from orig_cond to the new cond_stmt.
8331 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8334 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8336 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8337 standard_iv_increment_position. Remove call to bsi_next
8338 (no need to bump the iterator anymore).
8339 (vect_create_index_for_vector_ref): Call
8340 standard_iv_increment_position. Remove second function argument.
8341 (vect_finish_stmt_generation): Remove call to bsi_next
8342 (no need to bump the iterator anymore).
8343 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8344 to vect_create_index_for_vector_ref.
8346 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8348 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8349 phis are used out of the loop.
8351 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8354 * c-decl.c (undef_nested_function): New variable.
8355 (pop_scope): Diagnose undefined nested functions.
8356 (finish_function): Don't attempt cgraph processing or genericizing
8357 if current top-level function contained an undefined nested
8358 function. Reset undef_nested_function at the end of a top-level
8361 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8363 * tree.c (build_int_cst_type): Take sign of the value into account
8364 when deciding whether sign extend the value.
8366 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8369 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8370 (cpp_options, cc1_options): Change %{std*&ansi} to
8371 %{std*&ansi&trigraphs}.
8373 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8375 * cse.c: Update comments.
8377 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8379 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8380 arguments go on the stack. Do not put complex doubles in odd/even
8383 2005-02-02 Steven Bosscher <stevenb@suse.de>
8385 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8386 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8387 -ftree-pre, and -fthread-jumps.
8389 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8391 PR tree-optimization/19578
8392 * tree-flow.h (modified_noreturn_calls): Declare.
8393 (noreturn_call_p): Declare.
8394 * tree-flow-inline.h (noreturn_call_p): New function.
8395 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8396 * tree-cfg.c (modified_noreturn_calls): New variable.
8397 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8398 that contain a mid-block noreturn call.
8399 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8401 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8403 * df.c (df_def_record_1, df_uses_record): Don't use
8405 * df.h (DF_FOR_REGALLOC): Remove.
8407 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8410 * c-typeck.c (really_start_incremental_init): Reset
8411 constructor_max_index for arrays of incomplete type.
8413 2005-02-02 Jeff Law <law@redhat.com>
8415 * gcse.c (struct reg_set): Store the block index where the register
8416 was set rather than the setting insn.
8417 (record_one_set, compute_transp): Corresponding changes.
8418 (pre_insert_copy_insn): Do not call replace_one_set.
8419 (replace_one_set): Remove.
8421 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8424 * doc/gcov.texi: Fix typo.
8426 2005-02-01 Richard Henderson <rth@redhat.com
8429 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8430 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8432 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8433 * config/i386/i386-protos.h: Update.
8435 2005-02-01 Steven Bosscher <stevenb@suse.de>
8437 PR tree-optimization/19217
8438 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8439 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8440 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8441 that it is walking a PHI node.
8443 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8445 * doc/extend.texi (Nested Functions): Update.
8447 2005-02-01 Richard Henderson <rth@redhat.com>
8450 * optabs.c (expand_copysign_absneg): Export.
8451 * optabs.h (expand_copysign_absneg): Declare.
8452 * config/rs6000/rs6000.md (copysigntf3): New.
8454 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8456 PR tree-optimization/19633
8457 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8458 * tree-ssa-alias.c (init_alias_info): Initialize.
8459 (merge_pointed_to_info): Set.
8460 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8461 (dump_points_to_info_for): Show value of pt_null.
8462 (struct count_ptr_d): Declare.
8463 (find_ptr_dereference): Remove.
8464 (ptr_is_dereferenced_by): Remove.
8465 (count_ptr_derefs): New local function.
8466 (count_uses_and_derefs): New local function.
8467 (compute_points_to_and_addr_escape): Call it. If the number
8468 of dereferences is greater than zero, mark the pointer as
8469 dereferenced. If there are fewer dereferences than uses of
8470 the pointer, the pointer's value escapes.
8472 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8474 PR tree-optimization/19670
8475 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8477 (verify_use): ... set it here, instead.
8479 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8481 * doc/sourcebuild.texi (Test directives): Fix formatting.
8483 * doc/sourcebuild.texi (Test directives): Describe selector
8486 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8488 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8489 specific 64-bit CPUs.
8491 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8494 * arm.c (arm_eliminable_register): New function.
8495 (adjacent_mem_locations): Don't allow eliminable registers. Use
8496 HOST_WIDE_INT for address offsets.
8497 * arm-protos.h (arm_eliminable_register): Add prototype.
8499 2005-02-01 Steven Bosscher <stevenb@suse.de>
8501 PR optimization/15242
8502 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8503 * basic-block.h (duplicate_computed_gotos): Add prototype.
8504 * bb-reorder.c (duplicate_computed_gotos): New function to
8505 duplicate sufficiently small blocks ending in a computed jump.
8506 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8507 if not optimizing for size.
8508 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8509 never do tail merging for blocks ending in a computed jump.
8510 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8512 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8514 Patch from Richard Sandiford <rsandifo@redhat.com>
8515 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8516 from inheriting a subreg equivalence with a non-spill register.
8518 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8520 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8522 * config/frv/frv.c (movcc_fp_destination_operand): New.
8523 (gpr_or_memory_operand): Fix typo in comment.
8524 (gpr_or_memory_operand_with_scratch): New.
8525 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8526 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8527 movcc_fp_destination_operand.
8528 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8529 Legitimize memory addresses using a scratch register.
8531 2005-01-31 Jeff Law <law@redhat.com>
8533 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8534 bitmap a sparse bitmap instead of a simple bitmap.
8535 (mark_def_sites_initialize_block): Corresponding changes.
8536 (ssa_mark_def_sites_initialize_block): Likewise.
8537 (ssa_mark_phi_uses): Likewise.
8538 (mark_def_site, ssa_mark_def_sites): Likewise.
8539 (mark_def_site_blocks): Likewise.
8540 (rewrite_ssa_into_ssa): Likewise.
8542 * tree-ssa-dom.c (record_cond): Pass correct variable type
8543 for last argument to htab_find_slot_with_hash.
8545 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8546 effects when optimizing 0 % X. Do not try to optimize X % 0.
8548 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8550 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8553 2005-02-01 Eric Christopher <echristo@redhat.com>
8555 * config/mips/mips.c (override_options): Warn if -mint64
8557 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8560 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8562 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8564 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8565 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8566 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8567 (cached_regno): Initialize to INVALID_REGNUM.
8568 (cse_reg_info_table_size,
8569 cse_reg_info_table_first_uninitialized,
8570 cse_reg_info_timestamp): New.
8571 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8573 (init_cse_reg_info, get_cse_reg_info_1): New.
8574 (get_cse_reg_info): Cache the last look-up.
8575 (new_basic_block): Update the code to clear mappings from
8576 registers to cse_reg_info entries.
8577 (cse_main): Call init_cse_reg_info.
8579 * cse.c (get_cse_reg_info): Update a comment.
8581 2005-01-31 Steven Bosscher <stevenb@suse.de>
8584 * c-decl.c (start_decl): Do not warn about arrays of elements with
8585 an incomplete type here.
8586 (grokdeclarator): Do it here by making a pedwarn an error.
8587 * c-typeck.c (push_init_level): If there were previous errors with
8588 the constructor type, do not warn about braces for initializers.
8589 (process_init_element): Likewise for excess initializer elements.
8591 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8593 * cse.c (delete_trivially_dead_insn): Don't iterate.
8595 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8597 * config/rs6000/rs6000.md (copysignsf3): New expand.
8598 (copysigndf3): Likewise.
8600 2005-01-31 Steven Bosscher <stevenb@suse.de>
8602 * recog.c (constrain_operands): Only look for earlyclobber operand
8603 conflicts if an '&' constraint was seen.
8605 2005-01-31 Marc Espie <espie@openbsd.org>
8607 * config.gcc: Don't include embedded systems fragment, switches default
8608 debugging format to ELF.
8609 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8610 longer pick it up there.
8612 2005-01-31 Dale Johannesen <dalej@apple.com>
8614 * doc/extend.texi (nested functions): Fix linkage description.
8615 Clarify that static is not allowed.
8617 2005-01-31 Dale Johannesen <dalej@apple.com>
8619 * config/rs6000/darwin.md (movsf_low_di): Make work.
8620 (movdf_low_di): Make work.
8622 2005-01-31 Dale Johannesen <dalej@apple.com>
8624 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8625 Make work for 64 bit.
8627 2005-01-31 Roger Sayle <roger@eyesopen.com>
8628 Dale Johannesen <dalej@apple.com>
8631 * fold-const.c (fold_binary_op_with_conditional_arg):
8632 Make types match original operands, before STRIP_NOPS.
8634 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8636 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8637 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8638 (struct gcc_sigcontext): Delete. Merge contents to..
8639 (struct gcc_ucontext): ..here.
8640 (get_sigcontext): Delete.
8641 (get_regs): New function, like get_sigcontext but return regs ptr.
8642 64-bit version finds regs from r1 to support vdso.
8643 (ppc_linux_aux_vector): New function.
8644 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8647 2005-01-31 Ira Rosen <irar@il.ibm.com>
8649 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8651 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8652 redundant fold. Fix misalignment for MINUS_EXPR.
8653 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8654 (vect_analyze_pointer_ref_access): Likewise.
8655 (vect_get_memtag_and_dr): Likewise.
8657 2005-01-31 Richard Henderson <rth@redhat.com>
8659 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8660 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8661 absnegdf2_i387, absnegxf2_i387): Likewise.
8663 2005-01-31 Richard Henderson <rth@redhat.com>
8666 * optabs.c (expand_copysign_absneg): New.
8667 (expand_copysign_bit): Split out from ...
8668 (expand_copysign): ... here. Use expand_copysign_absneg.
8670 2005-01-30 Roger Sayle <roger@eyesopen.com>
8673 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8674 constant as the second operand and a register as the third.
8676 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8679 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8680 that dllimport'd functions do not use all call-clobbered registers
8683 2005-01-30 Richard Henderson <rth@redhat.com>
8686 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8687 expand_abs_nojump and generalize. Use operand_subword and
8688 emit_no_conflict_block. Support large modes.
8689 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8691 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8692 negation to subtraction.
8693 (expand_copysign): Check that the format has signed zeros.
8694 Use operand_subword and emit_no_conflict_block. Support large modes.
8696 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8698 Fix PR tree-optimization/19624
8700 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8701 * tree-ssa-pre.c: Add cfgloop.h.
8703 (pre_stats): New member, constified.
8704 (inserted_exprs): New static variable.
8705 (NECESSARY): New macro.
8706 (create_expression_by_pieces): Fold the expression, and
8707 mark it as defaulting to not necessary. Also put in
8709 (fully_constant_expression): New function.
8710 (insert_into_preds_of_block): Modify to not insert phis when we
8711 are playing with induction variables.
8712 Push phis onto the inserted_exprs vector, and mark them as not
8713 necessary by default.
8714 (insert_aux): Call fully_constant_expression on eprime.
8715 If all edges produce the same value, mark it constant.
8716 (mark_operand_necessary): New function.
8717 (remove_dead_inserted_code): New function.
8718 (init_pre): Init loop optimizer to get loop info.
8719 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8720 (execute_pre): Commit edge inserts, then remove dead code.
8722 2005-01-30 Richard Henderson <rth@redhat.com>
8724 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8725 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8727 2005-01-30 Richard Henderson <rth@redhat.com>
8730 * config/i386/i386.c (ix86_expand_copysign): New.
8731 (ix86_split_copysign_const): New.
8732 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8733 rearrange op1/nmask operands.
8734 * config/i386/i386-protos.h: Update.
8735 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8736 (copysigndf3): Likewise.
8737 (copysignsf3_const, copysigndf3_const): New.
8738 (copysignsf3_var): Rename from copysignsf3, split out splitter
8739 and fix split predicate for X constraint.
8740 (copysigndf3_var): Similarly.
8742 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8744 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8745 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8746 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8748 2005-01-29 Richard Henderson <rth@redhat.com>
8751 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8752 of # and * in constraints.
8754 2005-01-29 Richard Henderson <rth@redhat.com>
8757 * expr.c (store_field): Don't strip sub-mode cast when the input
8758 data is even smaller.
8760 2005-01-29 Richard Henderson <rth@redhat.com>
8763 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8766 2005-01-29 Richard Henderson <rth@redhat.com>
8768 * combine.c (make_field_assignment): Fix argument order
8771 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8773 PR tree-optimization/15791
8774 * fold-const.c (extract_array_ref): New function.
8775 (fold): Fold comparisons between &a[i] and &a[j] or
8776 semantically equivalent trees.
8778 2005-01-29 Jeff Law <law@redhat.com>
8780 * gcse.c (insert_expr_in_table): Revamp handling of available
8781 and anticipatable occurrence lists to avoid unnecessary list
8783 (insert_set_in_table): Similarly.
8785 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8787 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8789 (c_build_qualified_type): Build qualified array types with
8790 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8791 * c-decl.c (c_make_fname_decl): Build unqualified array type
8792 before qualified type.
8793 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8794 type is qualified, not just if type itself is. Don't apply
8795 qualifiers to array type when declarator is processed. Apply
8796 qualifiers to field type whether or not it is an array type.
8797 Don't handle array types specially for applying qualifiers to
8799 * c-typeck.c (composite_type): Build unqualified element type and
8800 array type when forming composite of array types.
8801 (common_pointer_type, comptypes, comp_target_types,
8802 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8803 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8805 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8806 (args2) in variables a1 and a2.
8808 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8810 * cse.c (n_elements_made, max_elements_made): Remove.
8811 (insert): Don't touch n_elements_made.
8812 (cse_main): Don't touch n_elements_made or max_elements_made.
8814 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8817 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8818 configuration part of dp-bit.c to be lost.
8820 2005-01-28 Roger Sayle <roger@eyesopen.com>
8822 * expmed.c (expand_mult_highpart_optab): When attempting to use
8823 a non-widening multiplication in a wider mode, the operands need
8824 to be converted (zero or sign extended) to that mode.
8826 2005-01-28 Ian Lance Taylor <ian@airs.com>
8830 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8831 through if both operands fall through.
8833 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8835 * cse.c (fold_rtx) <PC>: Don't optimize.
8837 2005-01-28 Jeff Law <law@redhat.com>
8839 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8840 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8842 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8844 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8845 cse_reg_info_used_list_end): Remove.
8846 (cse_reg_info_list, cse_reg_info_list_free): New.
8847 (get_cse_reg_info): When allocating an instance of
8848 cse_reg_info, add it to the beginning of the cse_reg_info_list
8849 list. Remove code to maintain cse_reg_info_used_list.
8850 (new_basic_block): Reset the free list to the beginning of
8853 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8855 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8856 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8857 (frv_expand_mdpackh_builtin): New function.
8858 (frv_expand_builtin): Use it to expand __MDPACKH.
8859 * doc/extend.texi (__MDPACKH): Update documentation.
8861 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8863 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8864 SSE_FLOAT_MODE_P for use_sse computation.
8866 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8869 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8871 2005-01-27 Richard Henderson <rth@redhat.com>
8873 * builtins.c (expand_builtin_copysign): New.
8874 (expand_builtin): Call it.
8875 * genopinit.c (optabs): Add copysign_optab.
8876 * optabs.c (init_optabs): Initialize it.
8877 (expand_copysign): New.
8878 * optabs.h (OTI_copysign, copysign_optab): New.
8879 (expand_copysign): Declare.
8881 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8882 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8884 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8885 (ix86_expand_fp_absneg_operator): ... here.
8886 (ix86_split_copysign): New.
8887 * config/i386/i386-protos.h: Update.
8888 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8889 (copysignsf3, copysigndf3): New.
8891 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8892 (copysignsf3, ncopysignsf3): New.
8893 (copysigndf3, ncopysigndf3): New.
8894 (copysignxf3, ncopysignxf3): New.
8895 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8897 2005-01-27 Arend Bayer <arend.bayer@web.de>
8898 Kazu Hirata <kazu@cs.umass.edu>
8900 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8901 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8902 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8905 2005-01-27 Jeff Law <law@redhat.com>
8907 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8908 definitions of SSA_NAMEs which are not being rewritten.
8909 (rewrite_ssa_into_ssa): Only initialize the current definition
8910 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8911 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8912 SSA_NAMEs before returning.
8914 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8916 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8917 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8918 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8919 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8920 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8922 2005-01-27 Steven Bosscher <stevenb@suse.de>
8925 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8926 higher to -O2 and higher. Likewise for tree PRE.
8927 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8930 2005-01-27 Ian Lance Taylor <ian@airs.com>
8933 * gimple-low.c (try_catch_may_fallthru): New static function.
8934 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8935 * tree-inline.c (expand_call_inline): Don't warn about reaching
8936 the end of a non-void function being inlined if the function uses
8939 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8941 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8944 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8945 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8946 (implicitly_declare): Handle error_mark_node.
8948 2005-01-27 Richard Henderson <rth@redhat.com>
8951 * tree.h (struct tree_decl): Add debug_expr_is_from.
8952 (DECL_DEBUG_EXPR_IS_FROM): New.
8953 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8954 * dwarf2out.c (dwarf2out_var_location): Update to match.
8955 * tree-outof-ssa.c (create_temp): Likewise.
8956 * var-tracking.c (track_expr_p): Likewise.
8957 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8958 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8959 * toplev.c (default_tree_printer): Likewise.
8961 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8963 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8964 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8966 2005-01-27 Steven Bosscher <stevenb@suse.de>
8968 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8969 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8970 ASM_CLOBBERS): Add tree checks.
8972 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8973 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8974 * c-common.def (SWITCH_STMT): Update to match.
8975 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8976 macros instead of SWITCH_EXPR ones.
8977 * c-dump.c (c_dump_tree): Likewise.
8978 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8979 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8981 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8983 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8985 * unwind-dw2.c (execute_stack_op): Add missing cases for
8986 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8988 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8990 * config.gcc (Obsolete configurations): Remove 'dummy', add
8991 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8994 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8996 PR tree-optimization/19633
8997 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8999 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9000 are no call-clobbered variables.
9001 * tree-outof-ssa.c (check_replaceable): Return false for calls
9004 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9006 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9007 even for variables with NULL DECL_INITIAL.
9009 2005-01-26 Stuart Hastings <stuart@apple.com>
9011 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9013 2005-01-26 Richard Henderson <rth@redhat.com>
9016 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9018 * expr.c (store_field): Strip conversions to odd-bit-sized types
9019 if the destination field width matches.
9021 2005-01-26 Richard Henderson <rth@redhat.com>
9023 * c-decl.c, expmed.c, expr.c: Revert last change.
9025 2005-01-26 Richard Henderson <rth@redhat.com>
9028 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9030 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9031 if we don't need the bits above those present in the current mode.
9032 * expr.c (store_field): Strip conversions to odd-bit-sized types
9033 if the destination field width matches.
9035 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9037 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9038 either -ffast-math or -funsafe-math-optimizations is in use.
9040 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9044 * config/avr/avr.c (notice_update_cc): Only set condition code for
9045 ashrqi3 if shift count > 0.
9046 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9047 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9048 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9049 count <= 0 as a no-op, and shift count >= width by copying zero
9050 or sign bit to all bits of the result.
9051 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9052 count, with attribute "length" set to 0 and "cc" set to "none".
9054 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9056 * doc/invoke.texi: Document -mTLS.
9058 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9059 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9060 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9061 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9062 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9063 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9064 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9065 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9067 * configure.ac: Check for a TLS capable gas.
9069 * configure: Regenerate.
9071 2005-01-26 Richard Henderson <rth@redhat.com>
9074 * combine.c (make_field_assignment): Simplify store to zero_extract
9075 from a source with an overlapping mask.
9077 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9079 2004-11-11 Eric Christopher <echristo@redhat.com>
9081 * config/frv/frv.md: Add fr400_integer automaton. Don't
9082 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9085 2005-01-26 Steven Bosscher <stevenb@suse.de>
9088 * cfgbuild.c (make_edges): Do not clear or set
9089 current_function_has_computed_jump.
9090 * function.h (struct function): Remove the has_computed_jump field.
9091 (current_function_has_computed_jump): Do not define.
9092 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9093 in a computed jump. Ignore current_function_has_computed_jump.
9095 2005-01-26 Richard Henderson <rth@redhat.com>
9098 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9099 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9101 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9102 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9103 objects into static storage if they have more than one non-zero value.
9104 * tree.h (categorize_ctor_elements): Update decl.
9106 2005-01-26 Steven Bosscher <stevenb@suse.de>
9109 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9110 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9111 to this function from 2004-07-10.
9112 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9113 the current function for tail call optimizations if the address
9114 of one of it its arguments is taken.
9116 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9118 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9120 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9122 * function.c (expand_function_end): If current_function_calls_alloca,
9123 emit stack restore in a place that is reached when the function falls
9126 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9128 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9129 rule to avoid matching inappropriate suffix rule.
9131 2005-01-26 Jan Hubicka <jh@suse.cz>
9133 PR tree-optimization/19241
9134 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9136 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9138 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9139 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9141 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9142 <sim*>: Always use crt1.o, regardless of N in simN.
9143 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9144 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9145 (CRT_CALL_STATIC_FUNCTION): Remove.
9146 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9147 use crt1.o, regardless of N in simN.
9148 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9149 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9150 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9151 case isystem setting.
9152 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9154 2005-01-25 Ian Lance Taylor <ian@airs.com>
9156 * gimple-low.c (block_may_fallthru): Correct handling of
9157 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9159 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9161 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9162 handlers to match indentation; nested under the mtune=* handler.
9163 Similar for mcpu= and march=.
9165 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9167 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9168 * config/mips/linux64.h (LIB_SPEC): Likewise.
9169 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9170 * config/sh/linux.h (LIB_SPEC): Likewise.
9172 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9174 * config/frv/frv.c (frv_legitimize_tls_address): New.
9175 (TARGET_HAVE_TLS): Define.
9176 (FRV_SYMBOL_REF_TLS_P): Define.
9177 (frv_override_options): Handle new register classes.
9178 (frv_legitimate_address_p): Reject tls addresses.
9179 (frv_legitimize_address): Handle TLS addresses.
9180 (gen_inlined_tls_plt): New.
9182 (frv_legitimize_tls_address): New.
9183 (unspec_got_name): Add TLS entries.
9184 (got12_operand): Add R_FRV_TLSMOFF12 case.
9185 (frv_emit_move): Fixup TLS addresses.
9186 (frv_emit_movsi): Legitimize TLS addresses.
9188 * config/frv/frv.h (MASK_BIG_TLS): New.
9189 (TARGET_BIG_TLS): New.
9190 (HAVE_AS_TLS): Define.
9191 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9192 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9193 (REG_CLASS_NAMES): Same.
9194 (REG_CLASS_CONTENTS): Same.
9195 (CONSTRAINT_LEN): New.
9196 (REG_CLASS_FROM_CONSTRAINT): New.
9197 (PREDICATE_CODES): Add symbolic_operand.
9199 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9200 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9201 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9202 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9203 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9204 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9205 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9206 GR9_REG, GR14_REG, LRREG.
9207 (type): Add load_or_call attribute.
9208 ("load_or_call"): New reservation.
9209 ("call_gettlsoff"): New.
9210 ("tls_indirect_call"): New.
9211 ("tls_load_gottlsoff12"): New.
9212 ("tlsoff_hilo"): New.
9213 ("tls_tlsdesc_ldd"): New.
9214 ("tls_tlsoff_ld"): New.
9217 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9219 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9221 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9222 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9223 * config/frv/frv.c (TLS_BIAS): Define.
9224 (frv_output_dwarf_dtprel): New.
9226 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9228 PR rtl-optimization/19579
9229 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9230 both A and B, see if they don't clobber registers the other expr uses.
9232 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9234 * real.c (do_add): Initialize signalling and canonical members.
9236 * real.c (real_from_integer): Zero out destination.
9238 2005-01-18 Jan Hubicka <jh@suse.cz>
9240 PR tree-optimize/19337
9241 * tree-inline.c (initialize_inlined_parameters): Copy
9242 saved_static_chain_decl only.
9244 2005-01-25 Richard Henderson <rth@redhat.com>
9248 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9249 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9250 80387 enabled, to return a proper subclass. Return the subset that
9251 overlaps with GENERAL_REGS for PLUS.
9252 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9254 2005-01-25 Richard Henderson <rth@redhat.com>
9257 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9259 2005-01-25 Roger Sayle <roger@eyesopen.com>
9261 * expmed.c (choose_multiplier): Change interface to return the
9262 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9263 (expand_divmod): Update calls to choose_multiplier.
9265 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9268 * expmed.c (extract_bit_field): Use adjust_address instead of
9269 gen_lowpart when op0 is a MEM.
9271 2005-01-24 Steven Bosscher <stevenb@suse.de>
9273 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9275 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9277 * config/mips/irix-csr.c: New file.
9278 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9279 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9280 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9283 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9286 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9287 sparc/elf.h, add sparc/sp-elf.h.
9288 (sparc-*-rtems*): Likewise.
9289 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9290 tm-dwarf2.h, add sparc/sp-elf.h.
9291 (sparc86x-*-elf): Likewise.
9292 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9293 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9294 TARGET_OS_CPP_BUILTINS.
9295 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9296 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9298 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9299 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9300 (SWITCH_TAKES_ARG): Likewise.
9301 (LOCAL_LABEL_PREFIX): Likewise.
9302 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9303 (TARGET_N_FORMAT_TYPES): Delete.
9304 (TARGET_FORMAT_TYPES): Likewise.
9305 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9306 * config/sparc/elf.h: Delete.
9307 * config/sparc/sp-elf.h: New file.
9309 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9311 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9312 * tree-flow.h: Remove the corresponding prototype.
9313 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9314 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9316 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9319 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9320 for AIX ABI or ELF -fPIC.
9321 (rs6000_emit_load_toc_table): Don't create toc_section here.
9322 (rs6000_xcoff_file_start): Nor here.
9324 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9326 * sh.c (ra.h): Don't #include.
9327 (hard_regs_intersect_p): New function, resurrected from ra.c.
9329 * sh.c: Fix 1996 Copyright.
9331 2005-01-24 Richard Henderson <rth@redhat.com>
9332 Aldy Hernandez <aldyh@redhat.com>
9334 * regrename.c (note_sets): Handle subregs.
9336 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9339 * genconditions.c (write_header, write_conditions): Elide file if
9342 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9344 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9345 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9348 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9350 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9351 expand_builtin_printf, expand_builtin_fprintf,
9352 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9353 checking against POINTER_TYPE.
9354 (validate_arglist): Handle POINTER_TYPE code by checking
9357 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9359 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9361 (for_each_rtx): Call for_each_rtx_1.
9362 * rtl.h (init_rtlanal): Declare.
9363 * toplev.c (backend_init): Call init_rtlanal.
9365 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9367 * flow.c (propagate_one_insn): Formatting.
9370 * flow.c (libcall_dead_p): Be more conservative if unsure.
9371 If there are any instructions between insn and call, see if they are
9372 all dead before saying the libcall is dead.
9374 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9376 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9377 operand constraint for operand 0.
9379 2005-01-23 Richard Henderson <rth@redhat.com>
9382 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9383 edges leading to join block.
9385 2005-01-23 Roger Sayle <roger@eyesopen.com>
9387 * expmed.c (expand_mult_highpart): Make static. Change type of
9388 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9389 (expand_divmod): Updates calls to expand_mult_highpart by using
9390 gen_int_mode to pass a CONST_INT rtx.
9391 * rtl.h (expand_mult_highpart): Remove prototype.
9393 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9395 * flow.c (regset_bytes, regset_size): Remove.
9397 * cfganal.c: Fix a reference to Harvey's paper.
9399 2005-01-23 Steven Bosscher <stevenb@suse.de>
9401 PR rtl-optimization/19464
9402 * tree-optimize.c (init_tree_optimization_passes): Add one more
9403 copyrename pass just before out-of-ssa.
9405 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9408 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9409 * ggc-none.c (ggc_free): Define.
9411 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9413 * cse.c (max_reg, max_insn_uid): Remove.
9414 (cse_main): Don't access max_reg or max_insn_uid.
9416 * c-common.c (explicit_flag_signed_bitfields,
9417 lang_statement_code_p, lang_expand_function_end): Remove.
9418 * c-common.h: Remove the corresponding declarations.
9419 * c-opts.c (c_common_handle_option): Remove all write access
9420 to explicit_flag_signed_bitfields.
9422 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9423 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9424 * cgraph.h: Remove the corresponding declaration.
9426 * gcse.c (null_pointer_info): Remove.
9428 2005-01-23 Roger Sayle <roger@eyesopen.com>
9429 Eric Botcazou <ebotcazou@libertysurf.fr>
9431 * combine.c (simplify_logical): Only simplify logical expressions
9432 of the form ior(and(x,y),z) by the inverse distributive law if the
9433 result is cheaper than the original.
9435 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9437 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9438 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9439 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9440 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9441 config/freebsd-spec.h, config/arm/arm.h,
9442 config/h8300/h8300.md, config/i386/i386.md,
9443 config/i386/predicates.md, config/i386/sse.md,
9444 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9445 config/vax/vax.md: Fix comment typos. Follow spelling
9448 2005-01-23 Steven Bosscher <stevenb@suse.de>
9450 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9451 tests, instead of `less than'.
9453 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9455 * function.c (assign_parm_setup_block): When creating a new stack slot
9456 for a parameter, get its alignment from the parameter's DECL_ALIGN
9457 rather than the type's TYPE_ALIGN. Make sure that the parameter
9458 is at least word aligned.
9460 2005-01-22 Roger Sayle <roger@eyesopen.com>
9463 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9465 2005-01-22 Richard Henderson <rth@redhat.com>
9468 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9469 in both compare operands.
9470 (movdfcc_1_sse_max): Likewise.
9471 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9472 (movdfcc_1_sse): Likewise.
9473 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9474 scratch register as needed.
9476 2005-01-22 Richard Henderson <rth@redhat.com>
9478 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9480 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9482 2005-01-22 Richard Henderson <rth@redhat.com>
9484 * genopinit.c (optabs): Use smin/smax for floating point too.
9485 * doc/md.texi: Update to match. Clarify that floating point
9486 results are undefined for +0/-0 and NaN.
9487 * doc/rtl.texi: Likewise.
9488 * rtl.def (SMIN, SMAX): Likewise
9489 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9491 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9492 leading 's' to the name.
9493 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9494 smaxxf3, sminxf3): Likewise.
9495 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9498 2005-01-22 Paul Brook <paul@codesourcery.com>
9500 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9502 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9504 * config/s390/s390.c (struct processor_costs): New fields
9505 dlgr, dlr, dr, dsgfr, dsgr.
9506 (z900_cost, z990_cost): Values for new fields.
9507 (s390_rtx_costs): New cases MEM und COMPARE in switch
9508 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9509 DIV, MOD, UDIV, UMOD.
9511 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9513 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9514 into the register being decremented.
9515 ("doloop_si31", "doloop_di"): Likewise.
9516 ("*doloop_si_long"): Adapt pattern.
9518 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9520 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9522 (CLASS_MAX_NREGS): Likewise.
9524 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9526 * doc/tree-ssa.texi (Statement Operands): Add example for new
9527 must-def macro. Note deprecation of old operands interface.
9529 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9531 PR tree-optimization/19484
9532 * tree-cfg.c (remove_fallthru_edge): New function.
9533 (cleanup_control_flow): Remove fallthru edges from calls that are
9534 now known not to return.
9536 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9538 Fix PR tree-optimization/19038
9539 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9540 copies with loop variant ones.
9542 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9544 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9545 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9546 config/alpha/alpha.md, config/alpha/predicates.md,
9547 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9548 config/sparc/sol2.h: Update copyright.
9550 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9551 first label to see if it is a nonlocal label.
9553 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9554 Andrew Pinski <pinskia@physics.uc.edu>
9557 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9558 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9560 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9562 * config/rs6000/rtems.h: Update copyright.
9564 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9567 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9568 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9569 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9571 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9574 * c-typeck.c (convert_arguments): Check for error_mark_node.
9576 2005-01-21 Ian Lance Taylor <ian@airs.com>
9578 PR tree-optimization/13000
9579 * tree-inline.c: Include "tree-flow.h".
9580 (expand_call_inline): If warn_return_type, warn if non-void inline
9581 function falls through.
9582 * tree-cfg.c (execute_warn_function_return): Don't warn about
9583 control reaching end if TREE_NO_WARNING is set. Set
9585 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9587 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9588 branch if we don't need one.
9589 * c-typeck.c: Include "tree-flow.h"
9590 (c_finish_bc_stmt): Don't add a goto if the current statement
9591 list doesn't fall through to the current point.
9593 2005-01-21 Roger Sayle <roger@eyesopen.com>
9595 PR rtl-optimization/576
9596 * real.c (real_arithmetic): Change return type from void to bool
9597 to return an indication that the result may be inexact.
9598 * real.h (real_arithmeric): Update prototype.
9599 * fold-const.c (const_binop): Don't constant fold floating
9600 point expressions when the user specifies -frounding-math and
9601 the result may depend upon the run-time rounding mode.
9602 (fold_convert_const_real_from_real): Clean-up.
9603 (fold_initializer): Ignore flag_rounding_math for initializers.
9604 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9605 constant fold FP operations with flag_rounding_math if the
9606 result may depend upon the run-time rounding mode.
9608 2005-01-21 Tom Tromey <tromey@redhat.com>
9610 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9612 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9614 * tree-cfg.c: Fix comment typos.
9616 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9618 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9619 around the call to rest_of_handle_branch_target_load_optimize.
9621 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9623 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9624 (sparc64-*-openbsd*): Likewise.
9625 (sparclite-*-elf*): Include tm-dwarf2.h.
9626 (sparc86x-*-elf*): Likewise.
9627 (sparc64-*-elf*): Likewise.
9628 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9629 (DBX_DEBUGGING_INFO): Likewise.
9630 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9631 (PREFERRED_DEBUGGING_TYPE): Likewise.
9632 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9633 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9634 (PREFERRED_DEBUGGING_TYPE): Likewise.
9635 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9636 (PREFERRED_DEBUGGING_TYPE): Likewise.
9637 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9639 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9642 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9644 2005-01-20 Paul Brook <paul@codesourcery.com>
9646 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9648 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9650 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9651 label is first in a sequence of labels.
9653 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9655 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9656 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9658 * doc/sourcebuild.texi (Test Directives): New.
9660 2005-01-20 Roger Sayle <roger@eyesopen.com>
9662 * real.c (real_floor): Don't leave the result uninitialized when
9663 mode is VOIDMode, but return the unrounded intermediate value.
9664 (real_ceil): Likewise.
9666 2005-01-20 Paul Brook <paul@codesourcery.com>
9668 * config/arm/arm.md (insv): Use gen_int_mode.
9670 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9672 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9673 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9674 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9675 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9676 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9678 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9681 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9682 fbreg, so we have to assume we can't.
9683 (loc_descriptor_from_tree_1): Ditto.
9684 (containing_function_has_frame_base): New function.
9685 (add_location_or_const_value_attribute): Use it.
9686 Also try to generate a frame_base from a single element location
9689 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9691 PR tree-optimization/15349
9692 * timevar.def (TV_TREE_MERGE_PHI): New.
9693 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9695 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9696 calls to tree_forwarder_block_p.
9697 (remove_forwarder_block_with_phi, merge_phi_nodes,
9698 gate_merge_phi, pass_merge_phi): New.
9699 * tree-optimize.c (init_tree_optimization_passes): Add
9701 * tree-pass.h: Add an extern for pass_merge_phi;
9703 2005-01-20 Richard Henderson <rth@redhat.com>
9706 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9707 (_mm_castps_pd, _mm_castps_si128): New.
9708 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9710 2005-01-20 Richard Henderson <rth@redhat.com>
9713 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9714 __builtin_ia32_vec_init_v2si.
9715 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9716 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9717 (ix86_init_mmx_sse_builtins): Create it.
9718 (ix86_expand_builtin): Expand it.
9719 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9720 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9721 (vec_extractv2si_0, vec_extractv2si_1): New.
9723 2005-01-20 Richard Henderson <rth@redhat.com>
9726 * config/i386/i386.c (ix86_expand_push): New.
9727 * config/i386/mmx.md (push<MMXMODE>1): New.
9728 * config/i386/sse.md (push<SSEMODE>1): New.
9729 * config/i386/i386-protos.h: Update.
9731 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9733 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9736 2005-01-20 Richard Henderson <rth@redhat.com>
9738 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9739 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9741 2005-01-19 Richard Henderson <rth@redhat.com>
9744 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9745 to V4SFmode in SSE1 fallback load path.
9747 2005-01-19 Richard Henderson <rth@redhat.com>
9749 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9750 in QImode expansion to ix86_expand_vector_set.
9751 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9753 2005-01-19 Richard Henderson <rth@redhat.com>
9756 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9757 subclass of the input class.
9758 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9759 Always true for cross-SSE1 classes. Rationalize conditionals.
9760 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9761 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9762 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9763 (movdi_2): Add MMX/SSE zeros.
9764 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9765 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9766 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9767 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9768 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9769 (zero_extendsidi2_rex64_1): Remove.
9770 (MOV0 peephole): Check GENERAL_REG_P.
9772 2005-01-19 Richard Henderson <rth@redhat.com>
9775 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9777 (ix86_expand_vector_extract): Likewise.
9779 2005-01-19 Richard Henderson <rth@redhat.com>
9782 * expr.c (emit_move_change_mode): New argument force; use
9783 simplify_gen_subreg if true.
9784 (emit_move_via_alt_mode): Merge into ...
9785 (emit_move_via_integer): ... here.
9786 (emit_move_ccmode): Use emit_move_change_mode directly.
9788 2005-01-19 Richard Henderson <rth@redhat.com>
9791 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9792 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9793 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9795 (alpha_emit_set_const): Likewise. Make static.
9796 (alpha_emit_set_long_const): Make static.
9797 (alpha_extract_integer): Split out from alpha_expand_mov.
9798 (alpha_split_const_mov): Likewise.
9799 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9800 (alpha_legitimate_constant_p): New.
9801 * config/alpha/alpha-protos.h: Update.
9802 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9803 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9804 * config/alpha/alpha.md (movsi): Add n alternative.
9805 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9806 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9807 (splitters for all of the above): Use alpha_split_const_mov.
9808 * config/alpha/predicates.md (non_add_const_operand): New.
9809 (non_zero_const_operand): New.
9810 (input_operand): Use alpha_legitimate_constant_p after reload.
9812 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9814 PR tree-optimization/19038
9815 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9816 (add_candidate): Add ivs with increment in latch only if
9817 allow_ip_end_pos_p is true.
9818 (determine_iv_cost): Use empty_block_p.
9820 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9822 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9823 (compute_dominance_frontiers): Ditto.
9825 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9828 * config/sh/t-rtems: New.
9829 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9831 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9833 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9834 the offset of the selected field.
9836 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9838 * tree-cfg.c (remove_forwarder_block): Fix the check to
9839 prevent a nonlocal label from appearing in the middle of a
9842 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9844 PR rtl-optimization/19462
9845 * reorg.c (find_end_label): Create return insn only if
9846 current_function_epilogue_delay_list is empty.
9848 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9850 * doc/passes.texi: Remove paragraph mentioning new-ra.
9852 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9854 PR rtl-optimization/15139
9855 * combine.c: Include params.h.
9856 (count_rtxs): New function.
9857 (record_value_for_reg): If replace_rtx would replace at least
9858 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9859 (clobber (const_int 0)) instead of TEM.
9860 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9861 * params.h (MAX_LAST_VALUE_RTL): New.
9862 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9863 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9866 * c-typeck.c (digest_init): Only call build_vector if all constructor
9867 elements are *_CST nodes.
9868 * gimplify.c (gimplify_init_constructor): Likewise.
9871 * c-typeck.c (digest_init): Only call build_vector if inside_init
9874 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9876 * toplev.c (init_asm_output): Remove dead #ifdef.
9878 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9880 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9882 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9884 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9885 accessing DECL_FUNCTION_CODE.
9886 * dojump.c (do_jump): Likewise.
9887 * gimplify.c (gimplify_call_expr): Likewise.
9888 * predict.c (expr_expected_value): Likewise.
9889 (strip_builtin_expect): Likewise.
9890 * tree-inline.c (estimate_num_insns_1): Likewise.
9891 * tree-ssa-loop-im.c (stmt_cost): Likewise
9892 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9893 (tree_expr_nonnegative_p): Likewise.
9895 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9897 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9898 variant of the load_pcrel_sym pattern.
9899 * config/sparc/sparc.md (P macro): Move to the top.
9900 (load_pcrel_sym): Macroize using P.
9901 (save_register_window): Likewise.
9903 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9905 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9908 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9911 * c-typeck.c (build_asm_expr): Strip nops off
9912 input memory operands.
9914 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9916 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9917 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9918 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9919 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9921 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9924 * config/i386/i386.c (override_options): If the 80387 is disabled,
9925 then do not return FP values using FP registers.
9927 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9929 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9930 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9931 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9932 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9933 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9934 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9935 output.h, postreload-gcse.c, postreload.c, recog.c,
9936 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9937 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9938 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9939 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9940 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9941 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9942 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9943 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9945 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9946 config/alpha/alpha.c, config/arm/vfp.md,
9947 config/i386/emmintrin.h, config/i386/i386-modes.def,
9948 config/i386/i386-protos.h, config/i386/i386.h,
9949 config/i386/pmmintrin.h, config/i386/ppro.md,
9950 config/i386/predicates.md, config/i386/xmmintrin.h,
9951 config/i860/i860.c, config/ia64/ia64-modes.def,
9952 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9953 config/ia64/ia64.md, config/ia64/itanium1.md,
9954 config/ia64/itanium2.md, config/ia64/predicates.md,
9955 config/iq2000/iq2000.h, config/mips/linux64.h,
9956 config/rs6000/aix41.h, config/rs6000/aix43.h,
9957 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9958 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9959 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9960 config/sparc/linux64.h, config/sparc/litecoff.h,
9961 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9962 config/sparc/sparc.h, config/sparc/sparc.md,
9963 config/sparc/sysv4-only.h: Update copyright.
9965 2005-01-18 Richard Henderson <rth@redhat.com>
9968 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9970 2005-01-18 Marc Espie <espie@openbsd.org>
9971 * config/i386/openbsdelf.h: Typo.
9973 2005-01-18 Richard Henderson <rth@redhat.com>
9975 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9976 special case for sse.
9977 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9979 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9981 * tree-inline.c (estimate_num_insns_1): Added cases for
9982 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9984 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9986 PR rtl-optimization/19296
9987 * combine.c (simplify_comparison): Rewrite the condition under
9988 which a non-paradoxical SUBREG of a PLUS can be lifted when
9989 compared against a constant.
9991 2005-01-18 Andi Kleen <ak@muc.de>
9993 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9994 * c.opt (-Wpointer-sign): Add.
9995 * doc/invoke.texi: (-Wpointer-sign): Add.
9997 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9999 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10000 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10001 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10002 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10003 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10004 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10005 for TARGET_MIX_SSE_I387.
10006 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10007 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10008 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10009 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10010 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10011 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10012 TARGET_MIX_SSE_I387.
10013 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10016 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10019 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10020 Add movaps alternative for xmm reg->reg move.
10022 2005-01-17 Jeff Law <law@redhat.com>
10024 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10025 at the end of the main DOM loop rather than just before DOM exits.
10027 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10029 PR tree-optimization/19121
10030 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10031 adding aliases to a name tag, also add them to the pointer's
10033 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10034 sensitive alias info at all. Only check that the two pointers
10035 have compatible pointed-to sets.
10036 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10037 a pointer's type tag is a superset of the alias set of the
10038 pointer's name tag.
10040 2005-01-17 James E Wilson <wilson@specifixinc.com>
10043 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10044 comment to document why.
10046 2005-01-17 Richard Henderson <rth@redhat.com>
10048 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10049 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10050 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10051 sse2_vmsminv2df3_finite): New.
10052 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10053 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10054 Force op1 into register.
10056 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10058 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10059 bubblestrap from always rebuilding build directory.
10061 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10063 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10064 ("*cmpmem_short"): Likewise.
10066 2005-01-17 Steven Bosscher <stevenb@suse.de>
10068 * basic-block.h: Document BB_* flags.
10069 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10070 use an sbitmap instead.
10071 * sched-rgn.c (compute_trg_info): Likewise.
10073 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10075 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10076 redundant target_cpu_default and extra_parts lines. Use the default
10078 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10079 (SUBTARGET_EXTRA_SPECS): Delete.
10080 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10081 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10082 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10083 and "n32" for -mabi=n32.
10085 2005-01-17 Ian Lance Taylor <ian@airs.com>
10088 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10089 fold constant variables into initial values.
10091 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10093 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10095 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10096 through the statements backward.
10098 2005-01-17 Ian Lance Taylor <ian@airs.com>
10100 PR middle-end/13127:
10101 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10102 a variable set to the return value of the inlined function.
10104 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10106 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10107 when modes are tieable.
10109 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10111 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10112 of pthread_create to find out if threads are enabled.
10113 * gthr-posix95.h (__gthread_active_p): Likewise.
10115 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10117 * common.opt (-fnew-ra): Remove.
10119 * toplev.h (flag_new_regalloc): Remove.
10120 * Makefile.in (ra*.*): Don't mention.
10121 * passes.c (rest_of_handle_new_regalloc): Remove.
10122 (rest_of_handle_combine, rest_of_compilation): Always consider
10123 flag_new_regalloc as false.
10124 * doc/invoke.texi: Don't document -fnew-ra.
10126 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10128 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10129 last parameter to reg_scan.
10130 * loop.c (loop_optimize): Likewise.
10131 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10132 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10133 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10134 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10135 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10136 * regclass.c (reg_scan): Likewise, for the declaration.
10137 * rtl.h (reg_scan): Likewise, for the prototype.
10139 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10141 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10142 mark_dfs_back_edges.
10144 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10146 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10147 (compute_avail): Uses don't go in tmp_gen.
10149 2005-01-16 Steven Bosscher <stevenb@suse.de>
10151 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10152 loop to look for a free slot in a page entry.
10154 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10157 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10158 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10159 just before targetm.asm_out.file_end.
10160 * tree.h (process_pending_assemble_output_defs): Declare.
10161 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10163 (assemble_alias): Defer generation of assembly code for defines when
10164 TARGET_DEFERRED_OUTPUT_DEFS is true.
10165 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10166 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10167 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10169 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10172 * pa.c (pa_scalar_mode_supported_p): New function.
10173 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10174 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10176 * pa-protos.h (prefetch_operand): Delete.
10177 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10178 * pa.c (prefetch_operand): Delete.
10179 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10180 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10181 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10182 and prefetch_nocc_operand.
10183 * pa.md (prefetch): Rework to avoid reload problems handling short
10184 displacements when a cache control completer needs to be provided.
10185 (prefetch_32, prefetch_64): Delete.
10186 (prefetch_cc, prefetch_nocc): New patterns.
10188 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10190 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10192 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10195 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10196 exceeds maximum alignment for global common data.
10197 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10198 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10200 2004-01-15 Roger Sayle <roger@eyesopen.com>
10202 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10204 2004-01-15 Roger Sayle <roger@eyesopen.com>
10206 * harg-reg-set.h (reg_class_names): Prototype global array.
10207 * regclass.c (reg_class_names): Declare here and initialize to
10209 (dump_regclass): Remove local declaration of reg_class_names.
10210 (regclass): Likewise.
10211 * cfg.c (dump_flow_info): Likewise.
10212 * ra-debug.c (reg_class_names): Likewise.
10213 * regrename.c (reg_class_names): Likewise.
10214 * reload.c (reg_class_names): Likewise.
10215 * reload1.c (spill_failure): Likewise.
10216 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10218 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10220 * config/s390/s390.md ("reload_outti"): Remove predicate for
10221 output operand. Abort if operand is not a MEM.
10222 ("reload_outdi", "reload_outdf"): Likewise.
10224 2005-01-15 Marc Espie <espie@openbsd.org>
10226 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10227 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10228 * config/openbsd.h: Fix C++ includes for native configurations.
10229 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10230 Add trampoline support.
10231 * config/i386/openbsdelf.h: New.
10233 2005-01-15 Marc Espie <espie@openbsd.org>
10235 * collect2.c (main): Explicitly parse -dynamic-linker option.
10237 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10239 PR tree-optimization/19060
10240 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10241 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10242 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10243 and handle extract_range_from_cond returning false.
10244 * fold-const.c (fold): Optimize comparisons with min/max even for
10245 width > HOST_BITS_PER_WIDE_INT.
10247 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10249 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10250 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10251 Remove little endian multilib variants.
10252 Add mips32 multilib variant.
10254 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10256 * explow.c (copy_all_reg, stabilize): Remove.
10257 * expr.h: Remove the corresponding prototypes.
10259 * rtlanal.c (regs_set_between_p): Remove.
10260 * rtl.h: Remove the corresponding prototype.
10262 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10264 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10265 to rs6000_nonimmediate_operand.
10266 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10267 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10268 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10269 rs6000_nonimmediate_operand.
10270 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10271 rs6000_nonimmediate_operand.
10273 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10275 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10277 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10279 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10281 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10282 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10284 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10285 (rs6k_nonimmediate_operand): New.
10286 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10288 (legitimate_lo_sum_address_p): Same.
10289 (rs6000_legitimize_address): Same.
10290 (rs6000_legitimize_reload_address): Same.
10291 (rs6000_legitimate_address): Same.
10292 (spe_build_register_parallel): Pass DF and DC modes in a DI
10295 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10296 to rs6k_nonimmediate_operand.
10298 * config/rs6000/spe.md ("*frob_df_di"): New.
10299 ("*frob_di_df"): New.
10300 ("*frob_di_df_2"): New.
10301 ("*mov_sidf_e500_subreg0"): New.
10302 ("*mov_sidf_e500_subreg4"): New.
10303 ("*movdf_e500_double"): Change predicate to
10304 rs6k_nonimmediate_operand.
10306 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10308 * postreload.c (move2add_note_store): Only call
10309 trunc_int_for_mode on scalar integers.
10311 2005-01-14 Steven Bosscher <stevenb@suse.de>
10313 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10314 replace BB_VISITED uses.
10315 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10316 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10317 (tree_dce_done): Free visited_control_parents.
10318 (perform_tree_ssa_dce): Allocate and clear it.
10319 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10320 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10321 instead of BB_VISITED.
10323 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10325 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10326 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10327 Remove unused prototypes.
10329 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10331 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10332 64-bit register usage.
10333 (spe_func_has_64bit_regs_p): Add FIXME note.
10335 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10337 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10338 flag_finite_math_only with flag_unsafe_math_optimizations.
10340 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10342 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10343 end-of-stack check.
10344 (__tpf_eh_return): Copy TPF private stack area from the module
10345 boundary stack frame. Add check for when module addresses are
10346 equal, but no stub address is found.
10348 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10351 * arm.h (struct machine_function): Add call_via field.
10352 (thumb_call_via_label): Declare.
10353 * arm.c (thumb_call_via_label): New variable.
10354 (thumb_call_reg_needed): New variable.
10355 (arm_output_function_epilogue): For Thumb code, output any per-function
10356 call-indirect trampolines.
10357 (thumb_call_via_reg): New function.
10358 (arm_file_end): New function.
10359 (TARGET_ASM_FILE_END): Call arm_file_end.
10360 (aof_file_end): Likewise.
10361 * arm-protos.h (thumb_call_via_reg): Declare.
10362 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10363 thumb_call_via_reg in normal case.
10365 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10367 PR middle-end/19084
10368 PR rtl-optimization/19348
10369 * recog.c (peephole2_optimize): Do global life update if some peephole
10370 decides it doesn't need at least one of its inputs and that change
10371 influences liveness at the start of the basic block.
10373 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10374 arguments instead of 1.
10376 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10378 PR middle-end/18820
10379 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10380 zero for nested functions needing a static chain or functions
10381 with a non-constant address.
10383 2005-01-13 Roger Sayle <roger@eyesopen.com>
10385 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10386 (and (sign_extend X) C) into (zero_extend (and X C)).
10388 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10390 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10392 2005-01-13 Richard Henderson <rth@redhat.com>
10397 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10398 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10399 not just TARGET_SSE.
10400 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10401 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10402 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10403 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10404 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10405 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10406 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10407 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10408 (movdicc_c_rex64): Rename with '*'.
10409 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10410 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10411 (movsfcc_1_387): Rename from movsfcc_1.
10412 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10413 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10414 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10415 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10416 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10417 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10418 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10419 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10420 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10421 sse_movdfcc_const0_4): Remove.
10422 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10423 recognize min/max early. Update for changed sse cmove patterns.
10424 (ix86_split_sse_movcc): New.
10425 * config/i386/i386-protos.h: Update.
10427 2005-01-13 Steven Bosscher <stevenb@suse.de>
10429 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10430 (fix_stmt_v_may_defs): Likewise.
10432 2005-01-13 Richard Henderson <rth@redhat.com>
10434 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10435 for converting the mask.
10437 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10439 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10442 2005-01-13 Richard Henderson <rth@redhat.com>
10444 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10445 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10446 IX86_BUILTIN_MOVDQ2Q): Remove.
10447 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10448 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10449 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10451 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10452 (sse2_pextrw): Fix immediate constraint.
10453 (sse2_loadq, sse2_loadq_rex64): Remove.
10454 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10455 Use __builtin_ia32_vec_ext_<size>.
10456 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10458 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10460 * function.c (assign_parm_setup_block): Look inside original
10461 entry_parm when inspecting PARALLEL.
10463 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10464 Joel Sherrill <joel@oarcorp.com>
10467 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10468 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10469 rtems_gxx_recursive_mutex_init.
10470 (__gthread_recursive_mutex_lock): New function.
10471 (__gthread_recursive_mutex_trylock): Likewise.
10472 (__gthread_recursive_mutex_unlock): Likewise.
10474 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10476 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10478 2005-01-13 Jan Beulich <jbeulich@novell.com>
10480 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10481 (ashrti3_internal): Indicate output is early clobber. Generate result
10482 into output rather than first input. Use move for low word of output
10483 if shift count is exactly 64.
10484 (lshrti3_internal): Likewise.
10486 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10490 * reload1.c (delete_output_reload): Don't delete an output reload
10491 if the pseudo lives longer than a single basic block. Adjust and
10492 improve wording of comment.
10494 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10497 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10498 of TYPE_SIZE where we mean the number of bytes.
10500 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10502 * function.c (assign_parm_setup_block): Relax condition on
10503 multi-register optimization.
10505 2005-01-12 Nick Clifton <nickc@redhat.com>
10507 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10508 an "in_delay_slot" attribute of "no" to prevent them being used in
10509 delay slots. This is forbidden because they might generate
10512 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10515 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10516 with r->Y and Y->r.
10518 2005-01-12 Nick Clifton <nickc@redhat.com>
10520 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10521 passed on to GAS) but do not define, as GAS no longer supports or
10522 needs the -m2000 option.
10524 2005-01-11 Roger Sayle <roger@eyesopen.com>
10526 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10527 type as args of unprototyped builtins aren't automatically promoted.
10528 (fold_builtin_abs): Likewise.
10530 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10532 * Makefile.in: Set a `build-warn' variable.
10534 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10536 PR tree-optimization/17949
10537 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10538 (find_interesting_uses_address): Use it.
10540 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10542 * regrename.c (kill_value): Handle subreg's that won't simplify.
10544 2005-01-11 Richard Henderson <rth@redhat.com>
10547 * config/i386/i386.h (enum ix86_builtins): Move ...
10548 * config/i386/i386.c: ... here.
10549 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10550 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10551 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10552 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10553 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10554 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10555 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10556 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10557 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10558 IX86_BUILTIN_LOADDDUP): Remove.
10559 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10560 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10561 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10562 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10563 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10564 (ix86_init_builtins): Make static.
10565 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10566 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10567 if all the modes match. Otherwise, fake it.
10568 (get_element_number, ix86_expand_vec_init_builtin,
10569 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10570 (ix86_expand_builtin): Make static. Update for changed builtins.
10571 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10572 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10573 (ix86_expand_vector_init_duplicate): New.
10574 (ix86_expand_vector_init_low_nonzero): New.
10575 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10576 Split out from ix86_expand_vector_init; handle integer modes.
10577 (ix86_expand_vector_init): Use them.
10578 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10579 * config/i386/i386-protos.h: Update.
10580 * config/i386/predicates.md (reg_or_0_operand): New.
10581 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10582 (movv2sf_internal): Likewise. And a splitter to match them all.
10583 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10584 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10585 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10586 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10587 (mmx_pinsrw): Fix operand ordering.
10588 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10589 rather than sse_loadss expander.
10590 (movv2df splitter): Similarly.
10591 (sse_loadss, sse_loadlss): Remove.
10592 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10593 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10594 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10595 (sse3_movddup): Rename with '*'.
10596 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10597 (sse2_loadsd): Remove.
10598 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10599 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10600 (sse2_pinsrw): Fix argument ordering.
10601 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10602 (sse2_stored): Remove 'r' destination.
10603 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10604 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10605 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10606 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10607 vec_extractv16qi, vec_initv16qi): New.
10609 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10610 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10611 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10613 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10614 (_mm_load_si128, _mm_store_si128): Likewise.
10615 (_mm_load1_pd): Use _mm_set1_pd.
10616 (_mm_load_sd): Use _mm_set_sd.
10617 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10618 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10619 (_mm_set_epi64): Use _mm_set_epi64x.
10620 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10621 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10622 _mm_setr_epi8): Use _mm_set_foo form.
10623 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10624 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10625 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10626 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10627 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10628 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10629 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10630 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10631 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10632 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10633 (_mm_movedup_pd): Use _mm_shuffle_pd.
10634 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10635 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10636 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10637 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10638 Use _mm_setzero_ps.
10639 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10640 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10641 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10642 (_mm_store_ps): Use raw dereference.
10643 (_mm_store1_ps): Use _mm_storeu_ps.
10644 (_mm_storer_ps): Use _mm_store_ps.
10645 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10646 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10648 2005-01-11 Stan Shebs <shebs@apple.com>
10650 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10651 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10653 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10656 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10657 Skip all DECLs except for FIELD_DECLs.
10659 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10661 * config/s390/s390.c (override_options): Return error if
10662 -mbackchain, -mpacked-stack and -mhard-float are used together.
10663 (s390_va_start): Remove the backchain && packed-stack special case.
10664 (s390_gimplify_va_arg): Likewise.
10665 * doc/invoke.texi: Remove the ABI incompatibility note.
10667 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10669 * config/s390/s390.c (struct s390_frame_layout): Remove
10671 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10672 save_backchain_p with TARGET_BACKCHAIN.
10674 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10677 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10678 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10679 * function.c (locate_and_pad_parm): Set new field.
10680 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10681 Tweak where_pad test to include "none". Always set mem align for
10683 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10684 not sufficient for type.
10685 (assign_parm_setup_block): If stack_parm is zero on entry, always
10686 make a new stack local. Block move old stack parm if necessary
10687 to new aligned stack local.
10688 (assign_parm_setup_stack): Use a block move to handle
10689 potentially misaligned entry_parm.
10690 (assign_parms_unsplit_complex): Specify required alignment when
10691 creating stack local.
10692 * calls.c (compute_argument_addresses): Override alignment of stack
10693 arg calculated from its type with the alignment given by
10694 FUNCTION_ARG_BOUNDARY.
10695 (store_one_arg): Likewise.
10697 2005-01-11 Jan Beulich <jbeulich@novell.com>
10699 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10700 Change respective itanium_class attribute to ialu.
10701 (shladdp4_internal): New.
10702 * config/ia64/predicates.md (shladd_log2_operand): New.
10704 2005-01-11 Richard Henderson <rth@redhat.com>
10706 * expr.c (store_constructor): Use rtvec_alloc instead of
10707 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10709 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10711 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10713 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10715 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10716 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10717 (TARGET_RWRELOC): Define.
10718 (ia64_rwreloc_section_type_flags): Delete.
10719 (ia64_section_type_flags): New function.
10720 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10721 (TARGET_RWRELOC): Define.
10723 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10726 * config/ia64/ia64.c (process_set): For alloc insn, only call
10727 process_epilogue is !frame_pointer_needed.
10729 2005-01-10 Roger Sayle <roger@eyesopen.com>
10732 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10733 unary operator and can't be treated as a binary/comparison operator.
10735 2005-01-10 Richard Henderson <rth@redhat.com>
10737 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10738 (ix86_return_in_memory): Likewise.
10739 (function_arg_advance): Likewise. Mirror structure in function_arg
10740 for choosing register to advance.
10742 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10744 * tree-vectorizer.c, tree.def: Fix comment typos.
10746 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10748 * config/s390/s390.c (struct processor_costs): 4 new fields:
10749 ddbr, ddr, debr, der.
10750 (s390_rtx_costs): More precise handling of divide instructions.
10752 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10754 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10756 2005-01-10 Jan Beulich <jbeulich@novell.com>
10758 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10759 names resulting from -ffunction-sections/-fdata-sections and linkonce
10761 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10762 based on the section name. Rearrange the section name comparison logic
10763 slightly so that each section name is compared against at most once.
10765 2005-01-10 Ben Elliston <bje@au.ibm.com>
10767 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10768 targets for which -fPIC reduces limitations on the GOT size.
10770 2005-01-09 Falk Hueffner <falk@debian.org>
10772 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10775 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10778 * collect2.c (main): Set aixrtl_flag for -brtl option.
10779 (resolve_lib_name): Search for .so file extension before .a
10780 if aixrtl_flag set.
10782 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10784 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10785 (vect_analyze_data_refs_alignment): Add dump prints.
10787 2005-01-09 Ira Rosen <irar@il.ibm.com>
10789 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10790 expr_invariant_in_loop_p.
10791 Initialize outputs first thing in the function.
10792 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10793 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10794 (vect_analyze_pointer_ref_access): Check that the initial condition of
10795 the access function is loop invariant.
10797 2005-01-09 Richard Henderson <rth@redhat.com>
10799 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10800 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10801 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10802 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10803 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10804 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10805 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10806 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10807 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10808 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10809 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10810 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10811 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10812 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10813 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10814 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10815 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10816 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10817 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10818 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10819 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10820 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10821 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10823 (mmx_clrdi, pavgusb): Remove.
10824 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10825 with leading sse_ prefix.
10826 * config/i386/sse.md: Receive them.
10827 * config/i386/mmx.md: New file.
10828 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10829 (subrv2sf3): Turn into expander for normal subtraction.
10830 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10831 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10832 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10833 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10834 commutative; use ix86_binary_operator_ok.
10835 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10836 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10837 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10838 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10839 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10840 Macroize from existing patterns; use ix86_binary_operator_ok.
10841 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10842 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10843 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10844 with vec_select+vec_concat.
10845 (mmx_pshufw, mmx_pshufw_1): Likewise.
10846 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10847 (mmx_uavgv4hi3): Model correctly.
10848 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10849 _mm_xor_si64): Remove casts.
10851 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10853 PR tree-optimization/19224
10854 * tree-scalar-evolution.c (get_instantiated_value,
10855 set_instantiated_value): New functions.
10856 (instantiate_parameters_1): Cache the results.
10857 (instantiate_parameters, resolve_mixers): Initialize and free
10860 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10862 * config/i386/i386.md (addhi_4): Correct reference in comment.
10865 2005-01-08 Richard Henderson <rth@redhat.com>
10867 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10868 (_mm_cvtsi128_si64x): Likewise.
10869 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10870 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10871 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10872 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10873 * config/i386/i386-protos.h: Update.
10874 * config/i386/i386.c (print_operand): Add 'H'.
10875 (ix86_fixup_binary_operands): Split out from ...
10876 (ix86_expand_binary_operator): ... here.
10877 (ix86_fixup_binary_operands_no_copy): New.
10878 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10879 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10880 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10881 (safe_vector_operand): Use CONST0_RTX.
10882 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10883 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10884 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10885 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10887 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10888 (IX86_BUILTIN_CMPNGESS): New.
10889 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10890 (attr type): Add sselog1.
10891 (attr unit, attr memory): Handle it.
10892 (movti, movti_internal, movti_rex64): Move near other integer moves.
10893 (movtf, movtf_internal): Move near other fp moves.
10894 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10895 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10896 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10897 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10898 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10899 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10900 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10901 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10902 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10903 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10904 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10905 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10906 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10907 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10908 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10909 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10910 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10911 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10912 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10913 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10914 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10915 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10916 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10917 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10918 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10919 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10920 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10921 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10922 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10923 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10924 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10925 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10926 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10927 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10928 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10929 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10930 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10931 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10932 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10933 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10934 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10935 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10936 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10937 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10939 (SSEPUSH, push<SSEPUSH>): Remove.
10940 (MMXPUSH, push<MMXPUSH>): Remove.
10941 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10942 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10943 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10944 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10945 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10946 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10947 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10948 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10949 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10950 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10951 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10952 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10953 (ppro_sse_log_V4SF): Handle sselog1.
10954 * config/i386/predicates.md (const_0_to_1_operand): New.
10955 (const_0_to_255_mul_8_operand): New.
10956 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10957 (const_2_to_3_operand, const_4_to_7_operand): New.
10958 * config/i386/sse.md: New file.
10959 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10960 (sse_movups): Rename from sse_movups_1.
10961 (sse_loadlss): Rename from sse_loadss_1.
10962 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10964 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10965 (absv4sf2, negv2df, absv2df): New.
10966 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10967 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10968 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10969 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10970 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10971 (sse3_addsubv4sf3): Model correctly.
10972 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10973 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10974 (sse_movhlps): Model with vec_select+vec_concat.
10975 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10976 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10977 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10978 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10979 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10980 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10981 sse2_pshufhw_1): Likewise.
10982 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10983 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10984 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10985 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10986 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10987 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10988 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10989 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10990 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10991 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10992 sminv8hi3): Mark commutative
10993 operands. Use ix86_binary_operator_ok.
10994 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10995 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10996 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10997 sse2_punpcklqdq): Allow operand2 in memory.
10998 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10999 sse2_movsd): Add memory alternatives.
11000 (sse_storelps): Turn expander into an insn; split after reload.
11001 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11002 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11004 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11006 * configure.ac (DWARF-2 debug_line): Use objdump.
11007 * configure: Regenerate.
11009 2005-01-08 Jeff Law <law@redhat.com>
11010 Diego Novillo <dnovillo@redhat.com>
11012 PR tree-optimization/18241
11013 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11014 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11015 statements with volatile operands.
11016 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11017 operands after marking a statement with has_volatile_ops.
11019 2005-01-08 Roger Sayle <roger@eyesopen.com>
11021 * tree.c (int_fits_type_p): Always honor integer constant
11022 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11024 2005-01-08 Roger Sayle <roger@eyesopen.com>
11026 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11027 the latent bug in rtl_delete_block has been resolved.
11029 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11031 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11032 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11034 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11036 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11037 library as @multilib_dir@/$(SHLIB_SONAME).
11039 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11041 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11042 * configure: Regenerate.
11044 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11046 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11049 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11052 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11053 Convert non-word aligned offset address using ld/std into
11056 2005-01-07 Richard Henderson <rth@redhat.com>
11058 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11060 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11062 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11064 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11066 PR tree-optimization/19283
11067 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11068 is not shorter than the original type.
11070 PR rtl-optimization/19012
11071 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11073 PR rtl-optimization/18861
11074 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11075 (FULL_STATE): Define.
11076 (mark_tablejump_edge): New function.
11077 (purge_dead_tablejump_edges): New function.
11078 (find_bb_boundaries): Use it.
11080 PR tree-optimization/18828
11081 * builtins.c (expand_builtin_next_arg): Remove argument and all
11082 the argument checking.
11083 (expand_builtin): Adjust caller.
11084 (expand_builtin_va_start): Likewise. Remove error for too many
11086 (fold_builtin_next_arg): Issue error for too many arguments.
11087 After checking arguments, replace them with magic arguments that
11088 prevent further checking of the args.
11090 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11092 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11094 2005-01-06 Roger Sayle <roger@eyesopen.com>
11097 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11098 and %{.S:...} (and their negative variants) to test whether the
11099 input file is assembler or pre-processed-assembler independent of
11100 the actual filename extension.
11102 2005-01-06 Roger Sayle <roger@eyesopen.com>
11104 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11105 of sign or zero extended values.
11107 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11109 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11110 for IBM long double format correctly.
11112 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11114 Fix PR tree-optimization/18792
11116 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11117 to first_loop_depth, and use loop depth instead of loop number.
11118 (build_classic_dir_vector): Ditto.
11119 (compute_data_dependences_for_loop): Use depth, not loop number.
11120 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11121 number. Pass in loops, instead of loop numbers.
11122 (gather_interchange_stats): Ditto.
11123 (linear_transform_loops): Ditto.
11125 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11128 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11129 biv_fits_mode_p, extension_within_bounds_p): New functions.
11130 (check_ext_dependent_givs): Use them.
11132 2005-01-06 Roger Sayle <roger@eyesopen.com>
11134 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11135 more than one barrier, in which case we should delete them all.
11137 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11139 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11141 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11143 Fix PR middle-end/19286
11145 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11146 output this subprogram, simply ignore this attempt to do it again.
11147 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11148 origin attribute if it's not possible.
11149 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11150 (decls_for_scope): Ditto.
11151 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11152 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11154 2005-01-05 Richard Henderson <rth@redhat.com>
11157 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11158 (bdesc_2arg): Use it.
11159 (ix86_expand_binop_builtin): Force operands into registers
11161 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11162 ix86_expand_sse_compare, ix86_expand_sse_comi,
11163 ix86_expand_builtin): Likewise.
11165 2005-01-05 Richard Henderson <rth@redhat.com>
11167 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11169 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11170 (mulv4hi3): Set itanium_class mmmul.
11171 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11172 (fpack): Rename from fpack_sfsf.
11174 2005-01-05 Richard Henderson <rth@redhat.com>
11177 * reload1.c (do_input_reload): Restrict the optimization deleteing
11178 a previous output reload to RELOAD_FOR_INPUT.
11180 2005-01-05 Steven Bosscher <stevenb@suse.de>
11182 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11183 comment that we fall through after case.
11184 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11185 (distribute_links): Likewise.
11186 * cse.c (cse_insn): Likewise.
11187 * cselib.c (cselib_invalidate_mem): Likewise.
11188 * df.c: Update comments at the top of the file.
11189 (read_modify_subreg_p): Update comments here too.
11190 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11191 * flow.c (mark_set_1): Likewise.
11192 (mark_used_regs): Likewise.
11193 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11194 (canon_list_insert): Likewise.
11195 (mark_set): Likewise.
11196 (try_replace_reg): Likewise.
11197 (store_killed_in_insn): Likewise.
11198 * loop.c (count_one_set): Likewise.
11199 (basic_induction_var): Likewise.
11200 * postreload-gcse.c (find_mem_conflicts): Likewise.
11201 * postreload.c (reload_combine_note_store): Likewise.
11202 (move2add_note_store): Likewise.
11203 * reload.c (find_equiv_reg): Likewise.
11204 (mark_referenced_resources): Likewise.
11205 * rtlanal.c (set_noop_p): Likewise.
11206 (note_stores): Likewise.
11207 (note_uses): Likewise.
11208 * sched-deps.c (sched_analyze_1): Likewise.
11209 * sched-rgn.c (check_live_1): Likewise.
11210 (update_live_1): Likewise.
11211 * config/i860/i860.c: Likewise.
11213 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11215 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11217 * doc/rtl.texi: Update documentation for bit-fields and SET.
11219 2005-01-05 Roger Sayle <roger@eyesopen.com>
11221 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11223 2005-01-05 Jan Hubicka <jh@suse.cz>
11224 Richard Henderson <rth@redhat.com>
11227 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11230 2005-01-05 Richard Henderson <rth@redhat.com>
11233 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11234 (sse_shufps): Change operand 3 to const_int_operand.
11235 (sse2_storelps): Fix typo in template.
11236 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11237 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11238 (ix86_expand_builtin): Likewise.
11240 2005-01-05 Julian Brown <julian@codesourcery.com>
11242 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11243 as aggregates for AAPCS ABIs.
11245 2005-01-05 Stan Shebs <shebs@apple.com>
11247 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11248 Mach-O getters if ppc64.
11249 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11251 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11252 signed four-byte field for global code case.
11253 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11255 2005-01-05 Roger Sayle <roger@eyesopen.com>
11257 PR middle-end/19100
11258 * c-common.c: Include real.h.
11259 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11260 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11261 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11262 * Makefile.in (c-common.o): Update dependencies.
11264 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11266 * c-parse.in (asm_string): Add trailing semicolon.
11268 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11270 * c-parse.in (asm_string): New. Don't allow wide strings in
11272 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11273 asm_string instead of STRING.
11275 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11277 * c-typeck.c (constructor_no_implicit): Remove.
11278 (set_designator, process_init_element): Don't check
11279 constructor_no_implicit.
11281 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11282 Kaz Kojima <kkojima@gcc.gnu.org>
11285 * lcm.c (create_pre_exit): New.
11286 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11287 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11289 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11291 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11292 -msoft-float in target_float_switch.
11293 * arm.c (arm_override_options): Fix processing of target_float_switch.
11295 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11297 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11300 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11302 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11303 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11305 2005-01-04 Roger Sayle <roger@eyesopen.com>
11307 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11308 if deleting the then-block allows the test-block to fallthru to the
11311 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11314 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11315 after the full declaration if the are in two different TUs.
11317 2005-01-04 Richard Henderson <rth@redhat.com>
11320 * tree-sra.c (generate_one_element_init): Just
11321 call gimplify_and_add.
11322 (generate_element_init): Record the
11323 new referenced variables and mark them for renaming
11324 and split out to ...
11325 (generate_element_init_1): This.
11326 (scalarize_init): Don't call push_gimplify_context/
11327 pop_gimplify_context.
11329 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11331 * toplev.c (get_src_pwd): Handle failure of getpwd().
11333 2005-01-04 Roger Sayle <roger@eyesopen.com>
11335 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11337 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11338 all the cases handled by it are inverted by invert_truthvalue.
11340 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11342 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11343 (save_register_windowsi): Likewise.
11345 2005-01-04 Richard Henderson <rth@redhat.com>
11347 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11349 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11351 PR middle-end/17767
11352 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11353 any simplifications of vector mode comparison operators.
11354 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11356 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11357 Devang Patel <dpatel@apple.com>
11359 PR tree-optimization/18308
11360 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11361 the operands before creating a new expression.
11362 * dojump.c (do_jump): Make drop_through_label available
11363 for all cases. Add expansion of COND_EXPR.
11365 2005-01-04 Ira Rosen <irar@il.ibm.com>
11367 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11368 INTEGER_CST instead of TREE_CONSTANT.
11369 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11370 instead of TREE_CONSTANT.
11371 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11372 instead of TREE_CONSTANT.
11374 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11376 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11378 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11381 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11382 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11384 2005-01-03 Richard Henderson <rth@redhat.com>
11386 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11387 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11388 fold_convert_const_real_from_real): Split out from ...
11389 (fold_convert_const): ... here.
11391 2005-01-03 Richard Henderson <rth@redhat.com>
11394 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11395 (mov<MMXMODEI>_internal): Likewise.
11396 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11397 Add V2SF case; use it for SSE1; don't use TI.
11398 (movdf_integer): Likewise.
11399 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11401 2005-01-03 Ira Rosen <irar@il.ibm.com>
11403 * tree-vectorizer.c (vect_strip_conversions): New function.
11404 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11405 check for binary class.
11407 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11411 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11413 * gimple-low.c (mark_blocks_with_used_vars): New function.
11414 (mark_blocks_with_used_subblocks): Ditto.
11415 (mark_used_blocks): Ditto.
11416 (pass_mark_used_blocks): New pass.
11417 * tree-inline.c: Include debug.h.
11418 (expand_call_inline): Call outlining_inline_function here.
11419 * tree-optimize.c (init_tree_optimization_passes): Add
11420 pass_mark_used_blocks.
11421 * tree-pass.h (pass_mark_used_blocks): New.
11422 * Makefile.in (tree-inline.o): Add debug.h dependency.
11424 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11426 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11427 VAR_DECLs to have weak_import attribute.
11429 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11432 2004-01-03 Steven Bosscher <stevenb@suse.de>
11434 * passes.c (rest_of_compilation): Don't run regmove if only
11435 flag_expensive_optimizations, require flag_regmove instead.
11437 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11439 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11441 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11442 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11443 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11444 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11446 2005-01-03 Richard Henderson <rth@redhat.com>
11448 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11449 (ia64_const_ok_for_letter_p): New.
11450 (ia64_const_double_ok_for_letter_p): New.
11451 (ia64_extra_constraint): New.
11452 (ia64_expand_vecint_compare): New.
11453 (ia64_expand_vcondu_v2si): New.
11454 (ia64_expand_vecint_cmov): New.
11455 (ia64_expand_vecint_minmax): New.
11456 (ia64_print_operand): Add 'v'.
11457 (ia64_preferred_reload_class): New.
11458 (ia64_vector_mode_supported_p): New.
11459 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11460 (PREFERRED_RELOAD_CLASS): Move to function.
11461 (CONST_OK_FOR_LETTER_P): Move to function.
11462 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11463 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11464 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11465 (EXTRA_CONSTRAINT): Move to function.
11466 * config/ia64/ia64.md: Include vect.md.
11467 (itanium_class): Add mmalua.
11469 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11471 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11472 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11474 (const_int_2bit_operand): New.
11475 (fr_reg_or_0_operand): New.
11476 * config/ia64/ia64-modes.def: Add vector modes.
11477 * config/ia64/ia64-protos.h: Update.
11478 * config/ia64/vect.md: New file.
11480 2005-01-03 Richard Henderson <rth@redhat.com>
11482 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11484 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11487 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11489 (log1pdf2): Change mode of operands[0,1] to DFmode.
11491 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11493 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11494 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11495 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11496 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11497 SPARC_RELAXED_ORDERING.
11499 2005-01-03 Richard Henderson <rth@redhat.com>
11500 Uros Bizjak <uros@kss-loka.si>
11503 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11504 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11505 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11507 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11508 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11509 const_pow2_1_to_128_operand): New predicates.
11511 2005-01-02 Greg McGary <greg@mcgary.org>
11513 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11515 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11516 object. [ptr_type]: Remove unused variable.
11517 Remember nearest addressable array-element or record-component
11518 when checking bitfield components. Tolerate empty BIND_EXPR.
11520 2005-01-01 Richard Henderson <rth@redhat.com>
11522 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11523 that don't narrow the value. Fail for other conversions.
11525 2005-01-01 Richard Henderson <rth@redhat.com>
11528 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11529 * c-lang.c (finish_file): Don't do it here.
11530 * objc/objc-act.c (objc_finish_file): Likewise.
11532 * cgraph.c (decl_assembler_name_equal): New.
11533 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11534 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11535 * cgraph.h (struct cgraph_varpool_node): Add next.
11536 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11537 * varasm.c (assemble_alias): Mark the target as needed.
11539 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11541 PR middle-end/19221
11542 * function.c (get_arg_pointer_save_area): Use entry_of_function
11543 instead of get_insns.
11545 2005-01-01 Roger Sayle <roger@eyesopen.com>
11546 Andrew Pinski <pinskia@physics.uc.edu>
11547 James E. Wilson <wilson@specifixinc.com>
11549 PR rtl-optimization/12092
11550 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11553 2005-01-01 Roger Sayle <roger@eyesopen.com>
11554 Olivier Hainque <hainque@act-europe.fr>
11556 * tree.c (int_fits_type_p): A narrower type always fits in a
11557 wider one, except for negative values into unsigned types.
11559 2005-01-01 Roger Sayle <roger@eyesopen.com>
11561 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11562 with the original constant rather than require TREE_OVERFLOW.
11564 2005-01-01 Steven Bosscher <stevenb@suse.de>
11566 PR middle-end/17544
11567 * c-decl.c (finish_function): If compiling C99, annotate the
11568 compiler generated return with the current file name and line 0.
11569 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11570 the source line is greater than 0.
11571 (remove_bb): Likewise.