1 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3 * config/t-slibgcc-darwin: Don't put shared libraries in
4 directories other than $(slibdir).
5 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
8 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10 PR tree-optimization/20933
11 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
12 logic to reject aliases between read-only and writable
14 (may_alias_p): ... here.
15 (get_tmt_for): Do not associate read-only tags to pointers
16 whose pointed-to type is not read-only.
17 * tree-ssa.c (verify_ssa): Check that memory stores have at
18 least one V_MAY_DEF or V_MUST_DEF.
20 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23 * configure.ac (gcc_UNLOCKED_FUNCS): New.
24 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
25 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
26 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
28 (fwrite_unlocked): Fix prototype.
30 * configure, config.in: Regenerate.
32 2005-04-11 David Edelsohn <edelsohn@gnu.org>
34 * tree-ssa-loop-im.c: Include real.h.
35 (determine_invariantness_stmt): If real division divisor is
36 invariant and flag_unsafe_math_optimizations enabled, generate
37 invariant reciprocal for hoisting.
38 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
40 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
42 Fix PR tree-optimization/20926
44 * tree-ssa-alias.c (add_type_alias): Handle subvars.
46 2005-04-11 Devang Patel <dpatel@apple.com>
48 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
51 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
53 * fold-const.c (fold_binary_op_with_conditional_arg):
54 use fold_buildN instead of "fold (buildN" in some
56 (fold_unary): Likewise.
57 (fold_binary): Likewise.
59 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
61 Fix PR tree-optimization/20612
62 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
64 (perfect_nestify): preheaderbb is *not* part of loop of the
67 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
69 * tree-ssa-alias.c (may_alias_p): If the variable
70 is a global variable and the pointer is parameter
71 and -fargument-noalias-global is used, then
72 the pointer cannot alias the variable.
74 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
76 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
77 * config/sparc/sparc.h: Likewise.
78 * config/sparc/sparc.md: Likewise.
80 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
82 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
84 * tree-vrp.c: Fix a comment typo.
86 2005-04-11 Diego Novillo <dnovillo@redhat.com>
88 PR tree-optimization/20920
89 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
90 SSA_NAME flows through an abnormal edge.
91 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
92 through abnormal edges.
93 (maybe_add_assert_expr): Likewise.
95 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
97 * config/s390/s390.h (s390_tune_string, s390_arch_string)
98 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
99 (s390_stack_size_string, s390_stack_guard_string, target_flags)
100 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
101 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
102 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
103 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
104 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
105 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
106 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
107 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
108 (TARGET_HANDLE_OPTION): Likewise.
109 (s390_tune): Initialize to PROCESSOR_max.
110 (s390_arch_string): Make static.
111 (s390_tune_string, s390_warn_framesize_string): Delete.
112 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
113 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
114 (s390_handle_arch_option, s390_handle_option): New functions.
115 (override_options): Remove parsing of option strings.
116 * config/s390/s390.opt: New file.
118 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
120 * tree-complex.c (expand_vector_operations): Call
121 update_stmt_if_modified.
123 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
125 * tree-vect-analyze (vect_determine_vectorization_factor):
126 Do not use GET_MODE_NUNITS.
127 * tree-vect-transform.c (vect_get_vec_def_for_operand,
128 (vectorizable_load, vect_transform_loop): Likewise.
130 2005-04-11 Uros Bizjak <uros@kss-loka.si>
132 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
133 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
134 * optabs.h (enum optab_index): Add new OTI_lceil.
135 (lceil_optab): Define corresponding macro.
136 * optabs.c (init_optabs): Initialize lceil_optab.
137 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
138 and lceildi2 patterns.
139 * builtins.c (expand_builtin_int_roundingfn): Handle
140 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
141 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
142 BUILT_IN_LLCEIL{,F,L}.
143 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
144 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
145 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
146 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
147 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
148 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
149 into lceil built-in function and (long long int)ceil{,f,l} into
150 llceil built-in function.
151 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
154 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
156 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
159 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
161 * config/arm/arm.c: Fix a comment typo.
162 * doc/tree-ssa.texi: Fix a typo.
164 2005-04-10 Steven Bosscher <stevenb@suse.de>
166 * cselib.c (clear_table): Rename to cselib_clear_table.
167 * cselib.h (cselib_clear_table): Add prototype.
168 * gcse.c (gcse_main): Make 'f' argument unused.
169 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
170 of each basic block instead.
171 (compute_sets, compute_hash_table_work): Likewise.
172 (constprop_register): Change int 'alter_jumps' argument to bool.
173 (do_local_cprop): Likewise.
174 (local_cprop_pass): Likewise. Also walk basic blocks instead of
175 the insn chain. Explicitly clear the cselib tables after finishing
176 one basic block. Make sure there are no unterminated libcall blocks.
177 Update compute_sets call.
178 (cprop): Walk basic blocks instead of the insn chain.
179 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
181 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
182 one_cprop_pass calls.
184 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
186 * combine.c (combine_simplify_rtx): Remove a transformation that
187 relies on an invalid assumption about rtl sign-extension semantics.
189 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
191 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
192 to build_int_cst_wide.
194 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
197 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
198 set the original address pseudo to the correct value before the
199 original insn, if possible, and leave the insn alone, otherwise
200 create a new pseudo, set it and replace it in the insn.
201 * recog.c (validate_change_maybe_volatile): New.
202 * recog.h (validate_change_maybe_volatile): Declare.
204 2005-04-09 Caroline Tice <ctice@apple.com>
206 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
207 Remove targetm.have_named_sections test.
208 (fix_edges_for_rarely_executed_code): Likewise.
209 (insert_section_boundary_note): Likewise.
210 (reorder_basic_blocks): Check partitioning flag before calling
211 verify_hot_cold_block_grouping.
212 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
213 the function struct rather than global variables.
214 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
215 (COLD_END_LABEL): Likewise
216 (cold_text_section_label): New static global variable.
217 (cold_end_label): Likewise.
218 (dwarf2out_switch_text_section): Get hot/cold section labels from
219 the function struct rather than global variables.
220 (output_aranges): Use cold_text_section_label and cold_end_label;
221 check partitioning flag before putting out delta.
222 (output_ranges): Remove incorrect code attempting to use
224 (output_line_info): Get cold section label from function struct.
225 (add_location_or_const_value_attribute): Likewise.
226 (get_subprogram_die): Get hot/cold section labels from function struct.
227 (dwarf2out_var_location): Likewise.
228 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
229 write out cold_text_section_label if partition flag is set.
230 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
231 * function.h (struct function): Add new fields to point to hot/cold
232 section labels: hot_section_label, cold_section_label,
233 hot_section_end_label and cold_section_end_label; also add new field
234 for cold text section name, unlikely_text_section_name.
235 * opts.c (decode_options): Turn off partitioning flag if
236 !targetm.have_named_sections.
237 * output.h (hot_section_label): Remove.
238 (hot_section_end_label): Remove.
239 (cold_section_end_label): Remove.
240 (unlikely_section_label): Remove.
241 (unlikely_text_section_name): Remove.
242 * passes.c (rest_of_handle_final): Remove code that frees
243 unlikely_text_section_name.
244 * varasm.c (unlikely_section_label): Remove.
245 (hot_section_label): Remove.
246 (hot_section_end_label): Remove.
247 (cold_section_end_label): Remove.
248 (unlikely_text_section_name): Remove.
249 (initialize_cold_section_name): Modify to call
250 targetm.strip_name_encoding; to store cold section name in current
251 function struct, if it exists; and to only use the decl_section_name
252 if flag_named_sections is true.
253 (unlikely_text_section): Modify to get section name out of current
254 function struct, if there is one; otherwise build it from
255 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
256 (in_unlikely_text_section): Likewise.
257 (named_section): Modify to get/put cold section name in current function
258 struct, if there is one.
259 (function_section): Change 'bool unlikely' to 'int reloc'; check
260 targetm.have_named_sections before calling named_section.
261 (current_function_section): Likewise.
262 (assemble_start_function): Modify to get/put unlikely_text_section_name
263 in current function struct; modify to get hot/cold section labels
264 from function struct; initialize labels using
265 ASM_GENERATE_INTERNAL_LABEL;
266 test partitioning flag before writing out hot section label.
267 (assemble_end_function): Test partitioning flag before writing out
268 hot/cold section labels.
269 (default_section_type_flags_1): Modify to use array instead of
270 char* for unlikely_text_section_name; set flags correctly for
271 cold text section if there is not a current function decl.
273 2005-04-09 Jakub Jelinek <jakub@redhat.com>
275 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
276 and TI_VA_LIST_FPR_COUNTER_FIELD.
277 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
278 * tree-pass.h (pass_stdarg): Add.
279 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
280 * tree-stdarg.c: New file.
281 * tree-stdarg.h: New file.
282 * Makefile.in (OBJS-common): Add tree-stdarg.o.
283 (tree-stdarg.o): Add dependencies.
284 * function.h (struct function): Add va_list_gpr_size and
285 va_list_fpr_size fields.
286 * function.c (allocate_struct_function): Initialize them.
287 * target.h (struct gcc_target): Add stdarg_optimize_hook.
288 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
289 (TARGET_INITIALIZER): Add it.
291 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
292 va_list_{g,f}pr_counter_field.
293 (ix86_setup_incoming_varargs): Don't do anything if reg_save
294 area will not be used. Only save registers that tree-stdarg.c
295 detected they need saving.
296 (ix86_va_start): Don't set up fields that won't be used.
298 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
299 va_list_{g,f}pr_counter_field.
300 (setup_incoming_varargs): Don't do anything if reg_save
301 area will not be used. Only save registers that tree-stdarg.c
302 detected they need saving.
303 (rs6000_va_start): Don't set up fields that won't be used.
305 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
306 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
307 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
308 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
310 2005-04-09 Jakub Jelinek <jakub@redhat.com>
313 * config/i386/i386.c (construct_container): Pass empty aligned
314 struct, union or class in memory.
316 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
318 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
319 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
320 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
321 config/rs6000/predicates.md: Fix comment typos.
323 * sched-int.h (haifa_insn_data): Remove blockage and units.
324 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
325 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
326 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
328 2005-04-09 Jan Hubicka <jh@suse.cz>
329 Steven Bosscher <stevenb@suse.de>
331 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
332 * cfgloop.c (get_loop_exit_edges): Likewise.
333 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
335 * loop-unroll.c (analyze_insns_in_loop): Likewise.
336 * tree-cfg.c (dump_cfg_status): Likewise.
338 2005-04-09 David Edelsohn <edelsohn@gnu.org>
340 * config/rs6000/predicates.md (altivec_register_operand): Remove
341 redundant match_code test.
342 (gpc_reg_operand): Same.
343 (cc_reg_operand): Same.
344 (cc_reg_not_cr0_operand): Same.
346 2005-04-09 Jan Hubicka <jh@suse.cz>
348 Forgotten hunk from my last merge patch:
349 * final.c (output_addr_const): Do not call mark_referenced.
351 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
353 * doc/tree-ssa.texi: Add immediate use documentation.
355 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
357 * arm.c (FL_WBUF): Define.
358 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
359 (arm_is_6_or_7): Delete.
360 (arm_tune_wbuf): New.
361 (arm_override_options): Set arm_tune_wbuf.
362 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
363 (arm_is_6_or_7): Delete declaration.
364 (arm_tune_wbuf): New declartion.
365 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
366 (model_wbuf): Derive from arm_tune_wbuf.
367 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
368 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
369 (arm740t): Mark CPUs as having a write buffer.
371 2005-04-09 Uros Bizjak <uros@kss-loka.si>
373 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
374 of 'const_double_operand' in operand 2 constraints. Update enable
377 2005-04-09 Uros Bizjak <uros@kss-loka.si>
379 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
380 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
381 * optabs.h (enum optab_index): Add new OTI_lfloor.
382 (lfloor_optab): Define corresponding macro.
383 * optabs.c (init_optabs): Initialize lfloor_optab.
384 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
385 and lfloordi2 patterns.
386 * builtins.c (expand_builtin_int_roundingfn): New prototype.
387 (expand_builtin_int_roundingfn): New function.
388 (fold_builtin_int_roundingfn): New prototype.
389 (fold_builtin_int_roundingfn): New function, renamed from
391 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
392 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
393 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
394 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
395 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
396 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
397 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
398 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
399 into lfloor built-in function and (long long int)floor{,f,l} into
400 llfloor built-in function.
401 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
404 2005-04-08 Ian Lance Taylor <ian@airs.com>
406 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
407 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
408 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
409 (DO_COND, DO_BODY): Likewise.
410 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
411 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
412 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
413 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
414 (build_continue_stmt, build_break_stmt): Don't declare.
415 (c_do_switch_warnings): Update declaration.
416 * c-gimplify.c (enum bc_t): Remove.
417 (struct c_gimplify_ctx, ctxp): Remove.
418 (push_context, pop_context): Remove static functions.
419 (c_genericize): Don't call push_context or pop_context.
420 (begin_bc_block, finish_bc_block): Remove static functions.
421 (build_bc_goto): Likewise.
422 (gimplify_c_loop): Likewise.
423 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
424 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
425 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
426 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
427 * c-common.c (c_do_switch_warnings): Rename from
428 c_do_switch_warnings_1.
429 (c_do_switch_warnings) [old version]: Remove.
430 (c_do_switch_expr_warnings): Remove.
431 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
432 function instead of c_do_switch_expr_warnings.
433 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
434 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
435 * c-pretty-print.c (pp_c_statement): Likewise.
436 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
438 2005-04-08 Devang Patel <dpatel@apple.com>
440 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
441 While selecting replacement condition pay attention to loop header.
443 2005-04-08 Diego Novillo <dnovillo@redhat.com>
445 Merge from tree-cleanup-branch: VRP, store CCP, store
446 copy-prop, incremental SSA updating of FUD chains and
447 newly exposed symbols.
449 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
450 (OBJS-common): Add tree-vrp.o.
451 (tree-vrp.o): New rule.
452 * basic-block.h (nearest_common_dominator_for_set): Declare.
453 * common.opt (ftree-store-ccp): New flag.
454 (ftree-copy-prop): New flag.
455 (ftree-vrp): New flag.
456 (ftree-store-copy-prop): New flag.
457 * dominance.c (nearest_common_dominator_for_set): New.
458 * domwalk.c (walk_dominator_tree): Only traverse
459 statements in blocks marked in walk_data->interesting_blocks.
460 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
461 * fold-const.c (fold): Handle ASSERT_EXPR.
462 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
463 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
464 flag_tree_vrp at -O2.
465 * timevar.def (TV_TREE_VRP): Define.
466 (TV_TREE_COPY_PROP): Define.
467 (TV_TREE_STORE_COPY_PROP): Define.
468 (TV_TREE_SSA_INCREMENTAL): Define.
469 (TV_TREE_STORE_CCP): Define.
470 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
471 to kill_redundant_phi_nodes from comment.
472 (verify_expr): Handle ASSERT_EXPR.
473 * tree-dfa.c (mark_new_vars_to_rename): Remove second
474 argument. Update all users.
475 (mark_call_clobbered_vars_to_rename): Remove. Update all
477 * tree-flow-inline.h (unmodifiable_var_p): New.
478 * tree-flow.h (enum value_range_type): Declare.
479 (struct value_range_def): Declare.
480 (value_range): Declare.
481 (remove_all_phi_nodes_for): Remove. Update all users.
482 (find_phi_node_for): Declare.
483 (add_type_alias): Declare.
484 (count_uses_and_derefs): Declare.
485 (kill_redundant_phi_nodes): Remove.
486 (rewrite_into_ssa): Remove.
487 (rewrite_def_def_chains): Remove.
488 (update_ssa, register_new_name_mapping, create_new_def_for,
489 need_ssa_update_p, name_registered_for_update_p,
490 release_ssa_name_after_update_ssa, dump_repl_tbl,
491 debug_repl_tbl, dump_names_replaced_by,
492 debug_names_replaced_by, mark_sym_for_renaming,
493 mark_set_for_renaming, get_current_def, set_current_def,
494 get_value_range, dump_value_range, debug_value_range,
495 dump_all_value_ranges, debug_all_value_ranges,
496 expr_computes_nonzero, loop_depth_of_name,
497 unmodifiable_var_p): Declare.
498 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
500 * tree-into-ssa.c (block_defs_stack): Update comment.
501 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
502 syms_to_rename, names_to_release, repl_tbl,
503 need_to_initialize_update_ssa_p, need_to_update_vops_p,
504 need_to_replace_names_p): New locals.
505 (NAME_SETS_GROWTH_FACTOR): Define.
506 (struct repl_map_d): Declare.
507 (struct mark_def_sites_global_data): Add field
509 (enum rewrite_mode): Declare.
510 (REGISTER_DEFS_IN_THIS_STMT): Define.
511 (compute_global_livein): Use last_basic_block instead of
513 (set_def_block): Remove last argument. Update all callers.
514 (prepare_use_operand_for_rename): Remove. Update all callers.
515 (prepare_def_operand_for_rename): Remove. Update all callers.
516 (symbol_marked_for_renaming): New.
519 (repl_map_hash): New.
521 (repl_map_free): New.
522 (names_replaced_by): New.
523 (add_to_repl_tbl): New.
524 (add_new_name_mapping): New.
525 (mark_def_sites): Assume that all the operands in the
526 statement are in normal form.
527 (find_idf): Assert that the block in the stack is valid.
528 (get_default_def_for): New.
529 (insert_phi_nodes_for): Add new argument 'update_p'.
531 If update_p is true, add a new mapping between the LHS of
532 each new PHI and the name that it replaces.
533 (insert_phi_nodes_1): Only call find_idf if needed.
534 (get_reaching_def): Call get_default_def_for.
535 (rewrite_operand): Remove.
536 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
537 and REWRITE_THIS_STMT are false.
538 Assume that all the operands in the statement are in
540 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
541 (rewrite_virtual_phi_arguments): Remove.
542 (invalidate_name_tags): Remove.
543 (register_new_update_single, register_new_update_set,
544 rewrite_update_init_block, replace_use,
545 rewrite_update_fini_block, rewrite_update_stmt,
546 rewrite_update_phi_arguments): New.
547 rewrite_blocks): Remove argument 'fix_virtual_phis'.
548 Add arguments 'entry', 'what' and 'blocks'.
549 Initialize the dominator walker according to 'what' and
551 Start the dominator walk at 'entry'.
552 (mark_def_site_blocks): Add argument 'interesting_blocks'.
553 Use it to configure the dominator walker.
554 (rewrite_into_ssa): Remove argument 'all'.
556 (rewrite_all_into_ssa): Remove.
557 (rewrite_def_def_chains): Remove.
558 (mark_def_interesting, mark_use_interesting,
559 prepare_phi_args_for_update, prepare_block_for_update,
560 prepare_def_site_for, prepare_def_sites,
561 dump_names_replaced_by, debug_names_replaced_by,
562 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
563 delete_update_ssa, create_new_def_for,
564 register_new_name_mapping, mark_sym_for_renaming,
565 mark_set_for_renaming, need_ssa_update_p,
566 name_registered_for_update_p, ssa_names_to_replace,
567 release_ssa_name_after_update_ssa,
568 insert_updated_phi_nodes_for, update_ssa): New.
569 * tree-loop-linear.c (linear_transform_loops): Call
570 update_ssa instead of rewrite_into_ssa.
571 * tree-optimize.c (vars_to_rename): Remove.
573 (init_tree_optimization_passes): Replace
574 pass_redundant_phi with pass_copy_prop.
576 Replace pass_ccp with pass_store_ccp.
577 Add pass_store_copy_prop after pass_store_ccp.
578 (execute_todo): If the TODO_ flags don't include updating
579 the SSA form, assert that it does not need to be updated.
580 Call update_ssa instead of rewrite_into_ssa and
581 rewrite_def_def_chains.
582 If TODO_verify_loops is set, call verify_loop_closed_ssa.
583 (tree_rest_of_compilation):
584 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
585 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
586 TODO_cleanup_cfg): Renumber.
587 (TODO_verify_loops, TODO_update_ssa,
588 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
589 TODO_update_ssa_only_virtuals): Define.
590 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
592 * tree-phinodes.c (make_phi_node): Update documentation.
593 (remove_all_phi_nodes_for): Remove.
594 (find_phi_node_for): New.
595 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
596 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
597 (interpret_rhs_modify_expr): Likewise.
598 * tree-sra.c (decide_instantiations): Mark all symbols in
599 SRA_CANDIDATES for renaming.
600 (mark_all_v_defs_1): Rename from mark_all_v_defs.
601 (mark_all_v_defs): New function. Update all users to call it
602 with the whole list of scalarized statements, not just the
604 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
605 (compute_flow_insensitive_aliasing): If the tag is
606 unmodifiable and the variable isn't or vice-versa, don't
607 make them alias of each other.
608 (setup_pointers_and_addressables): If the type tag for
609 VAR is about to change, mark the old one for renaming.
610 (add_type_alias): New.
611 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
612 (ccp_lattice_t): Rename from latticevalue.
613 (value): Remove. Update all users.
614 (const_val): New local variable.
615 (do_store_ccp): New local variable.
616 (dump_lattice_value): Handle UNINITIALIZED.
617 (debug_lattice_value): New.
618 (get_default_value): Re-write.
619 (set_lattice_value): Re-write.
620 (def_to_varying): Remove. Update all users.
621 (likely_value): Return VARYING for statements that make
622 stores when STORE_CCP is false.
623 Return VARYING for any statement other than MODIFY_EXPR,
624 COND_EXPR and SWITCH_EXPR.
625 (ccp_initialize): Re-write.
626 (replace_uses_in, replace_vuse_in, substitute_and_fold):
627 Move to tree-ssa-propagate.c.
628 (ccp_lattice_meet): Handle memory stores when
629 DO_STORE_CCP is true.
630 (ccp_visit_phi_node): Likewise.
631 (ccp_fold): Likewise.
632 (evaluate_stmt): Likewise.
633 (visit_assignment): Likewise.
634 (ccp_visit_stmt): Likewise.
635 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
639 (do_ssa_store_ccp): New.
640 (gate_store_ccp): New.
641 (pass_store_ccp): Declare.
642 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
643 (may_propagate_copy): Reformat.
644 Don't abort if ORIG is a virtual and DEST isn't.
645 If NEW does not have alias information but DEST does,
647 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
648 copy_prop_kind, which_copy_prop): Declare.
649 (stmt_may_generate_copy, get_copy_of_val,
650 get_last_copy_of, set_copy_of_val, dump_copy_of,
651 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
652 copy_prop_visit_stmt, copy_prop_visit_phi_node,
653 init_copy_prop, fini_copy_prop, execute_copy_prop,
654 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
655 store_copy_prop): New.
656 (pass_copy_prop, pass_store_copy_prop): Declare.
657 * tree-ssa-dom.c (struct opt_stats_d): Add fields
658 'num_const_prop' and 'num_copy_prop'.
659 (cprop_operand): Update them.
660 (dump_dominator_optimization_stats): Dump them.
661 (tree_ssa_dominator_optimize): Call update_ssa instead of
663 (loop_depth_of_name): Declare extern.
664 (simplify_cond_and_lookup_avail_expr): Guard against NULL
665 values for LOW or HIGH.
666 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
667 (record_equivalences_from_stmt): Call expr_computes_nonzero.
668 (cprop_operand): Only propagate if VAL != OP.
669 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
670 statement for renaming.
671 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
672 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
673 add_type_alias if necessary.
674 Call mark_new_vars_to_rename.
675 (tree_ssa_iv_optimize): If new symbols need to be renamed,
676 mark every statement updated, call update_ssa and
677 rewrite_into_loop_closed_ssa.
678 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
679 from LIVEIN if VAR is a virtual.
680 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
681 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
682 (get_call_expr_operands): Reformat statement.
683 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
685 * tree-ssa-propagate.c (ssa_prop_init): Initialize
686 SSA_NAME_VALUE for every name.
687 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
688 get_value_loaded_by): New.
689 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
690 substitute_and_fold): Move from tree-ssa-ccp.c.
691 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
692 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
693 get_value_loaded_by, replace_uses_in, substitute_and_fold):
695 * tree-ssa.c (verify_use): Fix error message.
696 (propagate_into_addr, replace_immediate_uses, get_eq_name,
697 check_phi_redundancy, kill_redundant_phi_nodes,
698 pass_redundant_phi): Remove. Update all users.
699 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
700 add_type_alias, if necessary.
701 * tree-vectorizer.h (struct _stmt_vect_info): Update
702 documentation for field 'memtag'.
703 * tree-vrp.c: New file.
704 * tree.def (ASSERT_EXPR): Define.
705 * tree.h (ASSERT_EXPR_VAR): Define.
706 (ASSERT_EXPR_COND): Define.
707 (SSA_NAME_VALUE_RANGE): Define.
708 (struct tree_ssa_name): Add field 'value_range'.
709 (PHI_REWRITTEN): Remove.
710 (struct tree_phi_node): Remove field 'rewritten'.
711 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
712 -ftree-store-copy-prop): Document.
713 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
714 Document usage of update_ssa.
716 2005-04-08 David Edelsohn <edelsohn@gnu.org>
719 * config/rs6000/predicates.md (altivec_register_operand): Accept
721 (and64_operand): Do not limit CONST_INT to mask64_operand.
722 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
723 (and_operand): Do not limit CONST_INT to mask_operand.
725 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
727 PR rtl-optimization/20466
728 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
729 for overlap of the address of each list member.
730 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
732 2005-04-08 Mike Stump <mrs@apple.com>
734 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
736 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
739 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
741 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
743 * function.c (push_function_context_to): Don't set
745 * function.h (function): Remove contains_functions.
746 (current_function_contains_functions): Remove.
748 * function.h (function): Remove instrument_entry_exit.
749 (current_function_instrument_entry_exit): Remove.
751 * function.h (nonlocal_labels): Remove.
753 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
755 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
756 (check_attr_value, write_attr_get, write_expr_attr_cache,
757 find_attr, make_internal_attr): Don't reference negative_ok or
759 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
760 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
761 (ATTR_STATIC): Adjust the value.
763 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
765 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
767 * config/s390/tpf.h (ASM_SPEC): Define.
769 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
771 * tree-flow.h: Remove the prototype for
772 redirect_immediate_uses.
773 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
775 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
777 * arm.c (arm_const_double_by_parts): New function.
778 * arm-protos.h (arm_const_double_by_parts): Add prototype.
779 * arm.md (define_split for 64-bit constants): Add another one.
781 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
783 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
785 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
787 * system.h: Revert last change.
789 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
791 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
792 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
793 (TARGET_SWITCHES): Delete.
794 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
795 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
796 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
797 * config/xtensa/xtensa.opt: New file.
799 2005-04-08 Ben Elliston <bje@au.ibm.com>
801 * config/fp-bit.c: Include L_mul_tf in #endif comment.
802 * config/fp-bit.h: Tidy comments.
804 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
806 * system.h: Poison PARAMS.
808 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
810 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
811 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
812 (TARGET_SWITCHES): Delete.
813 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
814 * config/vax/vax.opt: New file.
816 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
818 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
820 2005-04-07 Ian Lance Taylor <ian@airs.com>
822 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
824 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
825 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
828 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
830 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
831 all immediate uses in PHI nodes.
833 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
835 * arm.c (arm_const_double_inline_cost): Handle any constant by
836 using gen_lowpart and gen_highpart_mode.
837 (note_invalid_constants): All constants in an RTX with a constraint
838 that permits memory are now pushed to the constant pool.
839 (output_move_double): Delete code to handle reg to reg and
840 constant to reg moves.
841 (const_double_needs_minipool, output_mov_immediate): Delete.
842 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
843 CONST_INT and CONST_VECTOR.
844 * arm.md (ANY64): New mode macro.
845 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
846 (movdf_soft_insn): Split reg-reg and const-reg moves.
847 (split patterns for 64-bit constant and register moves): New.
848 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
849 (cirrus_movdf_hard_insn): Likewise.
850 * fpa.md (movdf_fpa): Likewise.
851 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
852 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
854 (movv2si_internal_2): Likewise.
855 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
856 (movdf_vfp): Likewise.
857 * arm-protos.h (output_mov_immediate): Delete prototype.
859 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
862 * simplify-rtx.c (simplify_unary_operation_1): Check
863 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
865 2005-04-06 James E Wilson <wilson@specifixinc.com>
868 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
871 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
873 * coverage.h (GCOV_TYPE_NODE): Delete.
874 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
875 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
876 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
877 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
878 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
880 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
883 * Makefile.in (gcc.pot): Remove options.c dependency.
884 * optc-gen.awk: Don't quote help strings with N_().
886 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
888 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
889 the function returns a pointer type.
891 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
893 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
894 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
895 * doc/invoke.texi: Documnet salias-max-implicit-fields.
896 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
897 explicit_uses members.
898 (get_or_create_used_part_for): Initialize new fields.
899 (fieldoff_compare): New function.
900 (create_overlap_variables_for): Count number of fields, use
901 heuristic to determine whether to create subvars for vars with
903 Sort the field list by offset and avoid creating duplicate SFT's.
905 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
907 * c.opt (-F): Remove trailing whitespace from help string.
908 (-finput-charset): Use a tab to separate the switch name and help
910 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
911 (-ftree-vectorizer-verbose): Likewise.
913 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
915 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
916 a PHI argument where a use occurs instead of all PHI arguments.
918 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
920 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
923 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
925 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
926 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
927 config/bfin/bfin.h: Fix comment typos.
929 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
931 * doc/install.texi: Update the URL for Jacks.
932 * doc/sourcebuild.texi: Likewise.
934 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
937 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
938 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
940 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
942 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
944 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
946 * config/v850/v850-protos.h (override_options): Delete.
947 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
948 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
949 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
950 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
951 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
952 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
953 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
954 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
955 (OVERRIDE_OPTIONS): Delete.
956 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
957 (small_memory_info): Remove the value field.
958 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
960 * config/v850/v850.c (small_memory): Remove the value field.
961 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
962 (override_options): Delete.
963 (v850_handle_memory_option, v850_handle_option): New functions.
964 * config/v850/v850.opt: New file.
966 2005-04-06 Geoffrey Keating <geoffk@apple.com>
968 * config.host: Add a section for generic hosts, and a subsection
969 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
970 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
971 * config/host-darwin.h: New.
972 * config/x-darwin: New.
973 * config/i386/host-i386-darwin.c: New.
974 * config/i386/x-darwin: New.
975 * config/rs6000/host-darwin.c: Include host-darwin.h.
976 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
977 (darwin_rs6000_gt_pch_use_address): Likewise.
978 * config/rs6000/x-darwin: Change name of .o built, update
979 dependencies for changes to rs6000/host-darwin.c.
981 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
984 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
986 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
988 * tree-vect-analyze.c (vect_analyze_loop_form): Call
989 split_loop_exit_edge instead of loop_split_edge_with.
991 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
993 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
994 UNSPEC_SET_VSCR): New constants, used throughout.
996 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
998 (altivec_vspltis<VI_char>): ... this pattern, using
999 a QImode const_int_operand for the immediate.
1000 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1003 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1006 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1008 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1010 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1012 2005-04-06 Ben Elliston <bje@au.ibm.com>
1014 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1015 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1016 macros as living in "this file" and not gcc.h.
1018 2005-04-06 Ben Elliston <bje@au.ibm.com>
1020 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1021 -ftree-live_range_split. Perhaps renamed at some point?
1023 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1026 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1027 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1029 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1031 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1032 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1033 (number_of_iterations_special): New function.
1034 (number_of_iterations_exit): Use number_of_iterations_special.
1035 Use simplify_using_outer_evolutions only at -O3.
1036 (number_of_iterations_cond, tree_simplify_using_condition,
1037 simplify_using_initial_conditions, loop_niter_by_eval,
1038 compare_trees, can_count_iv_in_wider_type_bound,
1039 simplify_using_outer_evolutions): Use fold_build.
1041 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1043 * doc/install.texi (Configuration): Document --with-java-home.
1045 2005-04-05 Richard Henderson <rth@redhat.com>
1049 * config/i386/i386.c (print_operand): Handle vector zeros.
1050 (ix86_split_to_parts): Handle CONST_VECTOR.
1051 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1052 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1053 what modes to tie for MMX and SSE registers.
1054 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1055 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1056 to vector modes as well.
1057 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1058 properly as an input mode.
1060 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1062 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1064 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1066 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1068 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1070 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1071 and local functions, set sse_nregs to 8 and float_in_sse.
1072 (function_arg_advance, function_arg): If float_in_sse, pass
1073 SFmode and DFmode arguments in SSE registers.
1074 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1076 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1077 of -funit-at-a-time.
1079 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1081 * config/i386/i386-protos.h (ix86_function_value): Accept two
1082 arguments, like the target macro.
1083 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1084 * config/i386/i386.c (ix86_function_value): Accept the second
1085 argument of the target macro.
1086 (ix86_function_ok_for_sibcall): Pass a function pointer to
1087 ix86_function_value.
1088 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1089 call to ix86_value_regno).
1090 (ix86_value_regno): Add support for returning floating point values
1093 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1095 PR tree-optimization/20076
1096 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1097 that call __builtin_return or __builtin_apply_args.
1099 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1101 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1102 Use immediate use iterator.
1103 (stmt_is_bumper_for_loop): Use immediate use iterator.
1104 * predict.c (strip_builtin_expect): Use update_stmt.
1105 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1106 on all elements of a STATEMENT_LIST.
1107 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1108 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1109 (bsi_replace): Mark stmt as modified and the update it.
1110 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1111 (expand_complex_libcal): Call update_stmt.
1112 (expand_complex_comparison): Call mark_stmt_modified.
1113 (expand_complex_operations_1): Call update_stmt_if_modified.
1114 (expand_vector_operations_1): Call mark_stmt_modified.
1115 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1116 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1117 add_immediate_use, redirect_immediate_use,
1118 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1119 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1120 (mark_new_vars_to_rename): Call update_stmt.
1121 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1122 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1124 (unmodify_stmt): Delete.
1125 (update_stmt): New. Force an update of a stmt.
1126 (update_stmt_if_modified): update a stmt if it is out of date.
1127 (get_stmt_operands): Verify stmt is NOT modified.
1128 (stmt_modified_p): Update comment.
1129 (delink_imm_use): Remove a use node from its immuse list.
1130 (link_imm_use_to_list): Link a use node to a specific list.
1131 (link_imm_use): Link a node to the correct list.
1132 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1133 it in the correct list, if appropriate.
1134 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1135 (relink_imm_use): Link a use node in place of another node in a list.
1136 (relink_imm_use_stmt): LInk a node in place of another node, and set
1138 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1139 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1140 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1141 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1142 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1143 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1144 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1145 (has_zero_uses): New. Return true if there are no uses of a var.
1146 (has_single_use): New. Return true if there is only a single use of a
1148 (single_imm_use): New. Return the simgle immediate use.
1149 (num_imm_uses): New. Return the number of immediate uses.
1150 (get_v_must_def_ops): Use is now a pointer.
1151 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1152 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1154 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1155 (delink_stmt_imm_use): Delink all immuses from a stmt.
1156 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1157 * tree-flow.h (struct dataflow_d): Delete.
1158 (immediate_use_iterator_d): New. Immediate use iterator struct.
1159 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1160 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1161 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1163 (struct stmt_ann_d): Remove dataflow_t from struct.
1164 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1165 (if_convertible_phi_p): Use FAST immuse iterator.
1166 (if_convertible_loop_p): Don't call compute_immediate_uses.
1167 (replace_phi_with_cond_modify_expr): Call update_stmt.
1168 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1169 update_stmt_if_modified.
1170 (rewrite_all_into_ssa): Initialize ssa operands.
1171 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1172 compute_immediate_uses.
1173 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1174 ssa_property is available.
1175 (execute_one_pass): Change parameters passed to execute_todo.
1176 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1177 (remove_ssa_form): Call fini_ssa_operands.
1178 (insert_backedge_copies): Delete call to modify_stmt.
1179 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1180 (release_phi_node): Delink any use nodes before releasing.
1181 (resize_phi_node): Relink any use nodes.
1182 (remove_phi_arg_num): Delink the use node.
1183 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1184 (remove_all_phi_nodes_for): Release phi node first.
1185 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1186 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1187 (scalarize_use, scalarize_copy): Call update_stmt.
1188 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1189 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1190 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1191 (ccp_initialize): Remove call to compute_immediate_uses.
1192 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1193 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1195 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1196 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1197 (eliminate_redundant_computations): Call mark_stmt_modified.
1198 (cprop_operand): Call mark_stmt_modified.
1199 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1200 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1201 (dse_optimize_stmt): Use new immuse interface.
1202 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1203 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1204 (substitute_single_use_vars): Use new immuse interface.
1205 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1206 and compute_immediate_uses.
1207 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1209 (rewrite_mem_refs): Call update_stmt.
1210 (determine_lsm): Remove call to compute_imm_uses and free_df.
1211 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1212 (try_unroll_loop_completely): Call update_stmt.
1213 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1214 (rewrite_use_compare): Call update_stmt.
1215 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1216 (rewrite_use) : Call update_stmt.
1217 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1218 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1220 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1221 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1222 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1224 (initialize_vuse_operand): New. Initialize a vuse operand.
1225 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1226 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1227 (finalize_ssa_defs): Use stmt parameter.
1228 (correct_use_link): Ensure a use node is in the correct list, and has
1229 the correct stmt pointer.
1230 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1231 finalize_ssa_v_must_defs): Also initialize use nodes.
1232 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1233 (build_ssa_operands): Seperate parsing from final operand construction.
1234 (parse_ssa_operands): New. Parse entry point for operand building.
1235 (swap_tree_operands): New. Swap 2 tree operands.
1236 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1238 (get_expr_operands): Call swap_tree_operands when needed.
1239 (copy_virtual_operands): Use initialize routines for virtual use ops.
1240 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1241 (verify_abort): New. Issue imm_use error.
1242 (verify_imm_links): New Verify imm_use links for a var.
1243 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1244 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1245 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1246 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1247 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1248 (NULL_USE_OPERAND_P) Define.
1249 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1251 (struct vuse_operand_type): New struct.
1252 (SET_USE): Call set_ssa_use_from_ptr.
1254 (PHI_ARG_INDEX_FROM_USE): Define.
1255 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1256 argument via SET_USE, not PHI_ARG_DEF_TREE.
1257 * tree-ssa-pre.c (eliminate): Call update_stmt.
1258 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1260 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1261 (nearest_common_dominator_of_uses): Use imm_use iterator.
1262 (statement_sink_location): Use imm_use iterator and interface.
1263 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1264 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1265 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1266 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1267 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1268 if new parameter is true.
1269 (init_tree_ssa): Don't initialize operand cache here.
1270 (delete_tree_ssa): Don't destroy operand cache here.
1271 (propagate_into_addr): Pass in a use pointer, return true if anything
1273 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1274 (check_phi_redundancy): Use imm_use iterator.
1275 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1277 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1278 (release_ssa_name): Delink node and all elements in its imm_use list.
1279 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1280 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1281 * tree-vectorizer.c (need_imm_uses_for): Delete.
1282 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1283 * tree.h (struct ssa_imm_use_d): Define.
1284 (SSA_NAME_IMM_USE_NODE): Define.
1285 (struct tree_ssa_name): Add imm_use node.
1287 (PHI_ARG_IMM_USE_NODE): Define.
1288 (struct phi_arg_d): Add imm_use node.
1289 (struct tree_phi_node): Remove struct dataflow_d element.
1290 (TDF_STMTADDR): Define.
1292 2005-04-05 Dale Johannesen <dalej@apple.com>
1294 * doc/invoke.texi (Optimization Options): Remove
1295 duplicate -fcse-follow-jumps. Add -fweb.
1296 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1297 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1299 2005-04-05 Per Bothner <per@bothner.com>
1301 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1302 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1303 (warn_uninit): Get EXPR_LOCUS from context now instead.
1304 This fixes a USE_MAPPED_LOCATION testsuite failure.
1306 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1308 2005-04-05 Per Bothner <per@bothner.com>
1310 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1311 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1312 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1315 2004-04-05 Devang Patel <dpatel@apple.com>
1317 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1318 (lhsr<mode>3): ... new name.
1319 (altivec_vsra<VI_char>): Rename to ..
1320 (ashr<mode>3): ... new name.
1321 * config/rs6000/rs6000.c (builtin_description): Rename shift
1324 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1326 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1327 gen_lowpart_for_combine.
1328 * cse.c (gen_lowpart_if_possible): Move...
1329 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1331 (gen_lowpart_no_emit_general): Use it.
1333 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1335 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1338 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1340 * system.h: Fix typo.
1342 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1344 * config/bfin/bfin-modes.def: New file.
1345 * config/bfin/bfin-protos.h: New file.
1346 * config/bfin/bfin.c: New file.
1347 * config/bfin/bfin.h: New file.
1348 * config/bfin/bfin.md: New file.
1349 * config/bfin/bfin.opt: New file.
1350 * config/bfin/crti.s: New file.
1351 * config/bfin/crtn.s: New file.
1352 * config/bfin/elf.h: New file.
1353 * config/bfin/lib1funcs.asm: New file.
1354 * config/bfin/predicates.md: New file.
1355 * config/bfin/t-bfin: New file.
1356 * config/bfin/t-bfin-elf: New file.
1357 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1358 Document new attributes.
1359 (interrupt, interrupt_handler, saveall): Update documentation for
1361 * doc/install.texi (Specific): Add entry for the Blackfin.
1362 * doc/invoke.texi (Blackfin Options): New section.
1363 * doc/md.texi (Blackfin family): New section to document constraints.
1364 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1366 2005-04-05 Olivier Hainque <hainque@adacore.com>
1368 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1369 match what the system unwinder expects.
1370 * config/mips/mips.c (mips_frame_set): If we're saving the return
1371 address register and the dwarf return address column number differs
1372 from the hard register number, adjust the note reg to refer to the
1375 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1377 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1378 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1379 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1380 (processor_type): New enum.
1381 (mn10300_processor): New variable.
1382 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1383 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1384 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1385 (PROCESSOR_DEFAULT): New macro.
1386 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1387 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1388 (mn10300_handle_option, mn10300_override_options): New functions.
1389 * config/mn10300/mn10300.opt: New file.
1391 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1392 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1394 PR tree-optimization/19903
1395 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1396 that don't fit in their type after conversion.
1398 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1401 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1402 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1403 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1404 flag here. Implement using define_insn_and_split.
1405 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1406 (frndintxf2_mask_pm_i387): New insn patterns.
1407 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1408 Do not set ix86_optimize_mode_switching flag.
1409 (ceilsf2, ceildf2, ceilxf2): Same.
1410 (btruncsf2, btruncdf2, btruncxf2): Same.
1411 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1413 2005-04-05 Ian Lance Taylor <ian@airs.com>
1416 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1417 i386_pe_record_external_function.
1418 (i386_pe_record_external_function): Update declaration.
1419 * config/i386/winnt.c (struct extern_list): Add decl field.
1420 (i386_pe_record_external_function): Add decl parameter.
1421 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1423 * config/i386/i386-protos.h (i386_pe_record_external_function):
1426 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1428 * config/m68k/m68k-protos.h: Add a prototype for
1429 valid_dbcc_comparison_p_2.
1430 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1431 extend_operator, const_uint32_operand, const_sint32_operand,
1432 general_src_operand, nonimmediate_src_operand,
1433 memory_src_operand, post_inc_operand, pre_dec_operand,
1434 pcrel_address): Move to predicates to predicates.md.
1435 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1436 * config/m68k/m68k.md: Include predicates.md.
1437 * config/m68k/predicates.md: New.
1439 2005-04-04 Roger Sayle <roger@eyesopen.com>
1441 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1443 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1445 2005-04-04 Ian Lance Taylor <ian@airs.com>
1447 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1449 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1450 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1451 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1452 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1453 * c-common.c (c_do_switch_warnings_1): New static function broken
1454 out of c_do_switch_warnings.
1455 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1456 (c_do_switch_expr_warnings): New function.
1457 * c-common.h (c_do_switch_expr_warnings): Declare.
1459 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1460 Daniel Jacobowitz <dan@codesourcery.com>
1462 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1464 * rtlanal.c (may_trap_p): Same.
1466 2005-04-04 Dale Johannesen <dalej@apple.com>
1468 * ChangeLog: remove reference to ChangeLog.12.
1470 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1472 CRIS epilogue as RTL.
1473 * config/cris/cris.md: Change all 0 in unspec 0 to
1475 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1476 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1478 ("return"): Change to define_expand. Call cris_expand_return for
1480 ("*return_expanded"): New pattern.
1481 ("epilogue"): New define_expand.
1482 * config/cris/cris.h (PREDICATE_CODES): Add
1483 cris_load_multiple_op.
1484 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1486 (enum cris_retinsn_type): New.
1487 (struct machine_function): New member return_type.
1488 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1489 (cris_target_asm_function_epilogue): Remove, moving RTLified
1491 (cris_expand_epilogue): New function.
1492 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1493 (cris_gen_movem_load, cris_load_multiple_op)
1494 (cris_return_address_on_stack_for_return, cris_expand_return): New
1496 (cris_target_asm_function_prologue)
1497 (cris_initial_frame_pointer_offset): Call
1498 cris_reg_saved_in_regsave_area instead of complicated expression.
1499 Call cris_return_address_on_stack instead of an expression.
1500 (cris_print_operand) <case 'o', case 'O'>: New cases.
1501 (cris_return_address_on_stack): Change return-type to bool.
1502 (cris_simple_epilogue): Ditto. Return false if registers are
1504 * config/cris/cris-protos.h (cris_simple_epilogue)
1505 (cris_return_address_on_stack): Adjust prototype return type.
1506 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1507 (cris_return_address_on_stack_for_return): New prototypes.
1509 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1511 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1512 gpr_or_int12_operand.
1514 * config/frv/frv-protos.h: Add a prototype to
1515 frv_legitimate_memory_operand and frv_const_unspec_p.
1516 (frv_unspec): Move from frv.c.
1517 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1518 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1519 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1520 gpr_or_fpr_operand, gpr_or_int12_operand,
1521 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1522 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1523 int6_operand, int5_operand, uint5_operand, uint4_operand,
1524 uint1_operand, int_2word_operand, uint16_operand,
1525 upper_int16_operand, integer_register_operand,
1526 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1527 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1528 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1529 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1530 move_destination_operand, movcc_fp_destination_operand,
1531 frv_function_symbol_referenced_p, move_source_operand,
1532 condexec_dest_operand, condexec_source_operand,
1533 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1534 const_unspec_operand, gpr_or_memory_operand,
1535 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1536 icc_operand, fcc_operand, cc_operand, icr_operand,
1537 fcr_operand, cr_operand, call_operand, sibcall_operand,
1538 symbolic_operand, relational_operator,
1539 integer_relational_operator, float_relational_operator,
1540 ccr_eqne_operator, minmax_operator,
1541 condexec_si_binary_operator, condexec_si_media_operator,
1542 condexec_si_divide_operator, condexec_si_unary_operator,
1543 condexec_sf_conv_operator, condexec_sf_add_operator,
1544 condexec_memory_operand, intop_compare_operator, acc_operand,
1545 even_acc_operand, quad_acc_operand, accg_operand: Move to
1547 * config/frv/frv.h (PREDICATE_CODES): Remove.
1548 * config/frv/frv.md: Include predicates.md.
1549 * config/frv/predicates.md: New.
1551 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1554 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1555 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1556 (add_standard_iv_candidates_for_size): New function, extracting code
1557 from add_standard_iv_candidates and parameterizing it by type size.
1558 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1560 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1562 * system.h (GCOV_SIZE_TYPE): Unposion.
1563 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1564 (GCOV_TYPE_SIZE): ...this new macro.
1565 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1566 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1567 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1568 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1569 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1570 instead of unsigned_intSI_type_node.
1571 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1572 (rtl_gen_one_value_profiler_no_edge_manipulation)
1573 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1574 * value-prof.c: Include coverage.h.
1576 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1577 Diego Novillo <dnovillo@redhat.com>
1579 Fix PR tree-optimization/20703
1580 Fix PR tree-optimization/20725
1582 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1583 (create_expression_by_pieces): Ditto.
1584 (valid_in_set): Ditto. Also handle tcc_declaration.
1585 (find_or_generate_expression): Handle comparison class.
1586 (insert_into_preds_of_block): Ditto.
1587 (insert_aux): Ditto.
1588 (create_value_expr_from): Handle comparison class, recursively
1589 handle reference nodes.
1590 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1591 (execute_pre): Fix spacing.
1592 (do_fre): Renamed to execute_fre.
1594 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1596 * doc/invoke.texi (SPARC options): Document that
1597 -mlittle-endian is not supported on Linux either.
1599 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1603 * config.gcc (Obsolete configurations): Remove
1604 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1605 (sparclite-*-coff*): Delete.
1606 (sparclite-*-elf*): Likewise.
1607 (sparc86x-*-elf*): Likewise.
1608 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1609 * config/sparc/lite.h: Delete.
1610 * config/sparc/litecoff.h: Likewise.
1611 * config/sparc/liteelf.h: Likewise.
1612 * config/sparc/sp86x-elf.h: Likewise.
1613 * config/sparc/t-sparclite: Likewise.
1614 * config/sparc/t-sp86x: Likewise.
1616 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1618 * config/s390/s390-protos.h: (s390_comparison,
1619 s390_alc_comparison, s390_slb_comparison, const0_operand,
1620 consttable_operand, larl_operand, s_operand,
1621 shift_count_operand, bras_sym_operand, load_multiple_operation,
1622 store_multiple_operation, s390_plus_operand): Remove prototypes.
1623 (s390_legitimate_address_without_index_p): New prototype.
1624 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1626 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1627 const0_operand, consttable_operand, larl_operand, s_operand,
1628 shift_count_operand, bras_sym_operand, load_multiple_operation,
1629 store_multiple_operation, s390_plus_operand): Move to
1631 (check_mode): Remove.
1632 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1634 (s390_legitimate_address_without_index_p): New.
1635 * config/s390/s390.h (PREDICATE_CODES): Remove.
1636 * config/s390/s390.md: Include predicates.md.
1637 * config/s390/predicates.md: New.
1639 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1642 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1643 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1644 (NEED_INDICATE_EXEC_STACK): Define to 1.
1645 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1646 (NEED_INDICATE_EXEC_STACK): Define to 1.
1647 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1648 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1649 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1650 (pic_helper_emitted_p): New global.
1651 (emit_pic_helper): New function extracted from...
1652 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1653 Do not call emit_pic_helper if delay_pic_helper is true.
1654 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1655 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1656 (sparc_file_end): New function.
1658 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1660 * config/mcore/mcore-protos.h: Remove the prototypes for
1661 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1662 mcore_general_movdst_operand, mcore_reload_operand,
1663 mcore_arith_J_operand, mcore_arith_K_operand,
1664 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1665 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1666 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1667 mcore_literal_K_operand, mcore_addsub_operand,
1668 mcore_compare_operand, mcore_load_multiple_operation,
1669 mcore_store_multiple_operation, mcore_call_address_operand.
1670 Add a prototype for const_ok_for_mcore.
1671 * config/mcore/mcore.c (mcore_call_address_operand,
1672 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1673 mcore_arith_reg_operand, mcore_reload_operand,
1674 mcore_arith_J_operand, mcore_arith_K_operand,
1675 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1676 mcore_arith_M_operand, mcore_arith_imm_operand,
1677 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1678 mcore_literal_K_operand, mcore_addsub_operand,
1679 mcore_compare_operand, mcore_load_multiple_operation,
1680 mcore_store_multiple_operation): Move to predicates.md.
1681 (const_ok_for_mcore): Export.
1682 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1683 * config/mcore/mcore.md: Include predicates.md.
1684 * config/mcore/predicates.md: New.
1686 * config/mcore/predicates.md: Fix a comment typo.
1688 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1689 Adrian Straetling <straetling@de.ibm.com>
1691 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1692 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1693 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1695 ("imul"): Removed from "type" attribute.
1696 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1697 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1698 Changed type to imulsi.
1699 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1701 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1703 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1704 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1705 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1706 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1707 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1708 (TARGET_SWITCHES, mcore_stack_increment_string)
1709 (TARGET_OPTIONS): Delete.
1710 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1711 than *_BIT constants.
1712 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1713 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1714 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1715 (mcore_override_options): Delete mcore_stack_increment code.
1716 Change use of M340_BIT to MASK_M340.
1717 * config/mcore/mcore.opt: New file.
1719 2005-04-04 Ian Lance Taylor <ian@airs.com>
1721 * config/arm/arm.c (replace_symbols_in_block): Remove static
1724 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1726 * config/fr30/fr30-protos.h: Remove the prototypes for
1727 stack_add_operand, add_immediate_operand,
1728 high_register_operand, low_register_operand, call_operand,
1729 di_operand, and nonimmediate_di_operand.
1730 * config/fr30/fr30.c (stack_add_operand,
1731 add_immediate_operand, high_register_operand,
1732 low_register_operand, call_operand, di_operand,
1733 nonimmediate_di_operand): Move to predicates.md.
1734 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1735 * config/fr30/fr30.md: Include predicates.md.
1736 * config/fr30/predicates.md: New.
1738 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1739 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1740 mcore_call_address_operand.
1742 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1743 general_movsrc_operand.
1745 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1747 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1750 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1753 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1756 2005-04-04 Richard Henderson <rth@redhat.com>
1757 Jakub Jelinek <jakub@redhat.com>
1759 PR rtl-optimization/16104
1760 * fold-const.c (fold_unary): Fix folding of vector conversions.
1762 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1764 * config.gcc (xstormy16-*-elf): Set extra_options.
1765 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1766 * config/stormy16/stormy16.opt: New file.
1768 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1770 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1771 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1772 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1773 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1774 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1775 (TARGET_UNIX_ASM): Delete.
1776 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1777 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1778 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1779 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1780 * config/pdp11/pdp11.opt: New file.
1782 2005-04-03 Roger Sayle <roger@eyesopen.com>
1783 Alexandre Oliva <aoliva@redhat.com>
1786 * fold-const.c (non_lvalue): Split tests into...
1787 (maybe_lvalue_p): New function.
1788 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1789 C++ front-end prior to lowering into gimple form.
1791 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1793 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1794 BUILT_IN_STRNCASECMP): New.
1795 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1798 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1801 * arm.md (addsi3_compare0_for_combiner): Delete.
1802 (addsi3_compare0_scratch_for_combiner): Delete.
1803 (cmpsi_neg_shiftsi): Delete.
1804 (compare_negsi_si): New pattern.
1805 (cmpsi_negshiftsi_si): New pattern.
1806 (negated_cbranchsi4): Restrict to equality_operator.
1808 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1811 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1813 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1816 * doc/install.texi: Fix a typo.
1818 2005-04-03 Steven Bosscher <stevenb@suse.de>
1821 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1822 a computed goto if the edge to the computed goto block has
1823 incoming abnormal edges. Clarify how the function works.
1825 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1827 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1828 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1829 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1830 hash_scan_set, reg_set_between_after_reload_p,
1831 reg_used_between_after_reload_p, get_avail_load_store_reg,
1832 eliminate_partially_redundant_load): Likewise.
1833 * postreload.c (reload_cse_simplify_set,
1834 reload_combine_note_use): Likewise.
1835 * predict.c (predict_insn, expected_value_to_br_prob,
1836 propagate_freq, expensive_function_p): Likewise.
1837 * print-rtl.c (print_rtx): Likewise.
1838 * profile.c (instrument_edges, instrument_values,
1839 compute_branch_probabilities, branch_prob, union_groups,
1840 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1841 * protoize.c (in_system_include_dir, file_could_be_converted,
1842 file_normally_convertible, gen_aux_info_file, seek_to_line,
1843 do_cleaning): Likewise.
1844 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1845 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1846 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1848 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1850 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1851 * modulo-sched.c (undo_replace_buff_elem): New structure.
1852 (kernel_number_of_cycles, ps_unschedule_node,
1853 undo_generate_reg_moves,free_undo_replace_buff,
1854 undo_permute_partial_schedule, loop_single_full_bb_p,
1855 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1856 build_loops_structure, get_sched_window): New.
1857 (generate_reg_moves): Return undo_replace_buff_elem and other
1859 (generate_prolog_epilog): Remove old loop versioning.
1860 (sms_schedule): Use loop information and loop_version.
1861 (sms_schedule_by_order): Split part of it to get_sched_window.
1862 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1863 cfg_layout_finalize and free_dominance_info before/after SMS.
1865 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1867 * cfghooks.c (lv_flush_pending_stmts,
1868 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1869 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1870 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1871 lv_add_condition_to_bb,
1872 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1873 flush_pending_stmts): New in cfg_hooks structure.
1874 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1875 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1876 lv_add_condition_to_bb): New declarations.
1877 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1879 (loop_version): Declare.
1880 * cfgloopmanip.c (cfghooks.h): Include.
1881 (duplicate_loop_to_header_edge): Change return type to bool.
1882 (loop_version, lv_adjust_loop_entry_edge): Move here.
1883 * cfgrtl.c (cfgloop.h): Include.
1884 (rtl_verify_flow_info_1): Fix.
1885 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1886 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1888 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1889 tree_lv_add_condition_to_bb): New.
1890 (tree_cfg_hooks): Add new hooks to initialization.
1891 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1892 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1894 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1896 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1897 xstormy16_below100_or_register,
1898 xstormy16_splittable_below100_or_register, and
1899 nonimmediate_nonstack_operand.
1901 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1902 xstormy16_ineqsi_operator, equality_operator,
1903 inequality_operator, shift_operator,
1904 xstormy16_below100_operand, xstormy16_below100_or_register,
1905 xstormy16_splittable_below100_or_register,
1906 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1907 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1908 equality_operator, inequality_operator,
1909 xstormy16_below100_operand, xstormy16_below100_or_register,
1910 xstormy16_splittable_below100_or_register,
1911 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1912 nonimmediate_nonstack_operand, shift_operator): Move to
1914 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1915 * config/stormy16/stormy16.md: Include predicates.md.
1916 * config/stormy16/predicates.md: New.
1918 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1920 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1921 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1922 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1923 move_operand, power_of_2_operand): Move to predicates.md.
1924 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1925 PREDICATE_CODE): Remove.
1926 * config/iq2000/iq2000.md: Include predicates.md.
1927 * config/iq2000/predicates.md: New.
1929 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1931 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1932 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1933 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1934 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1935 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1936 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1937 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1938 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1939 (TARGET_M68HC11): Delete.
1940 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1941 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1942 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1943 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1944 (nb_soft_regs): Delete.
1945 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1946 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1947 and MASK_M6812 being set simultaneously. Change the code that sets
1948 the default m68hc11_soft_reg_count to use integers instead of strings.
1949 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1950 m68hc11_soft_reg_count (which now has an int type) as the number
1952 * config/m68hc11/m68hc11.opt: New file.
1954 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1956 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1957 fp_displacement_operand, sp_displacement_operand.
1959 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1961 Remove the prototypes for tst_operand, cmp_operand,
1962 stack_register_operand, d_register_operand,
1963 hard_addr_reg_operand, splitable_operand,
1964 m68hc11_logical_operator, m68hc11_arith_operator,
1965 m68hc11_non_shift_operator, m68hc11_shift_operator,
1966 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1967 non_push_operand, hard_reg_operand, and
1968 reg_or_some_mem_operand.
1969 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1971 (tst_operand, cmp_operand, non_push_operand,
1972 splitable_operand, reg_or_some_mem_operand,
1973 stack_register_operand, d_register_operand,
1974 hard_addr_reg_operand, hard_reg_operand,
1975 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1976 m68hc11_arith_operator, m68hc11_non_shift_operator,
1977 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1979 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1980 * config/m68hc11/m68hc11.md: Include predicates.md.
1981 * config/m68hc11/predicates.md: New.
1983 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1986 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1987 change checked in along with 2005-03-03's patch for debug/20253.
1988 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1989 (remap_decl): Insert type decl in map earlier.
1991 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1993 PR tree-optimization/20640
1994 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1995 post-dominator if it has phi nodes.
1996 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1997 before dead statements.
1999 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2002 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2004 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2006 PR rtl-optimization/20290
2007 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2008 in every iteration if the entry point is the exit test.
2010 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2012 * config/cris/cris.md (attribute "length"): Define.
2014 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2016 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2017 (word_offset_memref_operand): New.
2018 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2019 (indexed_or_indirect_operand): Delete.
2020 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2021 (indexed_or_indirect_operand): Delete.
2023 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2026 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2029 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2030 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2032 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2034 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2036 2005-04-01 Ian Lance Taylor <ian@airs.com>
2038 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2039 (rus, prus): Remove static variables.
2040 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2041 (process_command): Permit report_times and use_pipes together.
2043 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2045 * c-decl.c (validate_proto_after_old_defn): Look at
2046 TYPE_MAIN_VARIANT of argument types.
2048 2005-04-01 Paul Brook <paul@codesourcery.com>
2050 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2051 (arm_output_function_epilogue): Allow call_via_SP.
2052 (thumb_call_via_reg, arm_file_end): Ditto.
2053 * config/arm/arm.h (struct machine_function): Include space for SP.
2054 (thumb_call_via_label): Update declaration.
2056 2005-04-01 Ian Lance Taylor <ian@airs.com>
2058 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2059 doing a peephole optimization, once again put any notes in the
2062 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2064 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2066 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2068 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2069 (block_alloc, find_free_reg): Likewise.
2070 * loop-doloop.c (doloop_modify): Likewise.
2071 * loop-invariant.c (record_use): Likewise.
2072 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2073 get_iv_value, canon_condition, eliminate_implied_condition,
2074 eliminate_implied_condition, simplify_using_initial_values,
2075 shorten_into_mode, canonicalize_iv_subregs,
2076 iv_number_of_iterations): Likewise.
2077 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2078 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2079 unswitch_loop): Likewise.
2080 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2081 move_movables, replace_call_address, find_and_verify_loops,
2082 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2083 record_giv, final_giv_value, general_induction_var,
2084 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2085 loop_giv_dump): Likewise.
2087 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2088 GCOV_CHECK_WRITING): Remove.
2089 (gcov_position, gcov_rewrite): Use gcc_assert.
2090 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2091 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2092 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2095 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2097 * tree-inline.c: Fix a typo.
2099 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2101 * configure.ac (enable-checking): Explicitly set all variables for
2102 collective switch values. Alphabetize variables. Rename
2103 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2105 * doc/install.texi (enable-checking): Update documentation.
2106 * configure: Rebuilt.
2108 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2110 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2113 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2115 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2116 Also reject cases where this pattern will cause load delay stalls
2117 unless optimizing for size and it will produce a shorter sequence.
2118 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2119 variants to avoid pre-adjusting the base when possible.
2121 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2123 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2124 the frame and argument pointers.
2125 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2126 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2127 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2128 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2129 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2130 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2132 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2134 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2135 with entry for selectany attribute.
2136 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2138 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2139 (i386_pe_asm_named_section): Handle sections generated by
2140 selectany attribute.
2141 * doc/extend.texi (selectany): Document attribute.
2143 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2144 Jan Hubicka <jh@suse.cz>
2146 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2147 to fix addresses involving EBP and ESP.
2148 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2149 for SUBREGed registers.
2150 (legitimate_address_p): Accept SUBREGed registers.
2152 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2155 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2156 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2159 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2161 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2163 2005-04-01 James E Wilson <wilson@specifixinc.com>
2166 * dwarf2out.c (rtl_for_decl_init): New function.
2167 (rtl_for_decl_location): Extracted from here.
2168 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2169 add_const_value_attribute. Delete initializer_constant_valid_p call.
2171 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2173 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2174 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2175 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2176 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2177 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2178 config/i386/i386.md, config/rs6000/predicates.md,
2179 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2180 config/s390/s390.c, config/stormy16/stormy16.c,
2181 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2184 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2187 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2188 COND_EXPR and CALL_EXPR.
2190 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2193 * genautomata.c (first_cycle_unit_presence): Check all alternative
2194 states for unit presence.
2196 * doc/md.texi: Remove remark about impossibility to query unit
2197 presence in non nondeterministic automaton state.
2199 * config/ia64/ia64.c (get_template): Change order of unit querying.
2201 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2203 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2206 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2208 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2209 flag for edges outside any loops.
2211 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2213 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2215 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2217 * tree-ssa-alias.c: Follow spelling conventions.
2218 * doc/tree-ssa.texi: Fix a typo.
2220 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2222 * postreload-gcse.c: Include target.h.
2223 (gcse_after_reload_main): Return early if we cannot modify jumps.
2224 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2226 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2228 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2229 expensive operations.
2231 2005-03-31 Ian Lance Taylor <ian@airs.com>
2233 * collect2.c (lderrout): New variable.
2234 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2235 if it is set, to stderr.
2236 (handler): Unlink lderrout if it is set.
2237 (dump_file): Add "to" parameter. Change all callers.
2238 (main): Initialize lderrout.
2239 (collect_execute): Add errname parameter. Change all callers.
2240 Rename redir parameter to outname. Never pass
2241 PEX_STDERR_TO_STDOUT to pex_run.
2242 * collect2.h (collect_execute, dump_file): Update declarations.
2243 * tlink.c (tlink_execute): Add errname parameter. Change all
2245 (do_tlink): Check lderrout as well as ldout.
2247 2005-03-31 Caroline Tice <ctice@apple.com>
2249 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2250 (bb-reorder.o): Add errors.h to list of requirements.
2251 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2252 profiledbootstrap flags.
2253 * bb-reorder.c (errors.h): Add new include.
2254 (struct bbro_basic_block_data_def): Add new field, in_trace.
2255 (add_unlikely_executed_notes): Remove function.
2256 (mark_bb_for_unlikely_executed_section): Remove function.
2257 (insert_section_boundary_note): New function.
2258 (verify_hot_cold_block_grouping): New function.
2259 (push_to_next_round_p): Remove variables and tests that push all
2260 cold blocks to last round.
2261 (find_traces): Remove code that added extra round of trace finding
2262 when doing partitioning.
2263 (find_traces_1_round) : Remove variable last_round; add code to
2264 update new struct field, in_trace; correct trace_length where it was
2265 incorrect before (after call to copy_bb); change code that pushed all
2266 cold blocks to last round. Instead verify that all blocks going into
2267 a trace belong in the same partition.
2268 (connect_traces): Modify to connect the traces in two passes, if the
2269 function contains both hot and cold blocks. The first pass connects
2270 all the traces for blocks in the partition that the first block in
2271 the function belongs to; the second pass connnects all the traces
2272 containing blocks that belong in the other partition.
2273 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2274 code that automatically put the first block in a function into the
2275 hot partition if the function had any hot blocks.
2276 (fix_crossing_unconditional_branches): Check number of succ edges
2277 before attempting to get one.
2278 (fix_edges_for_rarely_executed_code): Update comment describing
2280 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2281 remove call to add_unlikely_executed_notes; add call to
2282 verify_hot_cold_block_grouping.
2283 (duplicate_computed_gotos): Don't change computed goto if it's a
2285 (partition_hot_cold_basic_blocks): Update function comment.
2286 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2288 (try_forward_edges): Likewise.
2289 (merge_blocks_move_predecessor_nojumps): Likewise.
2290 (merge_blocks_move_successor_nojumps): Likewise.
2291 (merge_blocks_move): Likewise.
2292 (try_crossjump_bb): Likewise.
2293 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2294 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2295 notes to cold bb's; remove call to update_unlikely_executed_notes.
2296 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2297 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2298 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2299 function declaration.
2300 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2302 (rtl_can_merge_blocks): Remove redundancy from condition.
2303 (try_redirect_by_replacing_jump): Likewise.
2304 (force_nonfallthru_and_redirect): Remove code for adding
2305 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2306 (commit_one_edge_insertion): Likewise.
2307 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2308 * dbxout.c (FORCE_TEXT): Replace function_section with
2309 current_function_section.
2310 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2311 function, switch_text_section.
2312 (struct xcoff_debug): Likewise.
2313 (dbxout_function_end): Add code to put out label diffs for both
2314 hot and cold sections.
2315 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2316 for new debug_hooks funciton, switch_text_section..
2317 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2318 switch_text_section.
2319 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2320 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2321 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2322 dw_fde_switched_sections.
2323 (output_call_frame_info): Add test to see if function switches text
2324 sections in the middle; if so, use appropriate extra hot and cold
2325 section labels to compute size deltas for the hot and cold sections.
2326 (dwarf2out_begin_prologue): Add code to initialize new fields in
2328 (dwarf2out_switch_text_section): New function (invoked through
2329 debug_hook); updates new fields in dw_fde_struct appropriately and
2330 increments separate_line_info_table_in_use.
2331 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2332 dwarf2out_switch_text_section.
2333 (struct var_loc_node): Add new field, section_label.
2334 (output_aranges): Add code to check whether in hot or cold section and
2335 use the appropriate label in calculating deltas.
2336 (output_ranges): Likewise.
2337 (output_line_info): Add code to check which section we're in and
2338 use appropriate hot/cold label.
2339 (add_location_or_constant_value_attribute): Likewise.
2340 (gen_subprogam_die): Modify arange attributes to use correct labels.
2341 (dwarf2out_begin_block): Change call to function_section into call to
2342 current_function_section.
2343 (dwarf2out_end_block): Likewise.
2344 (dwarf2out_source_line): Likewise.
2345 (dwarf2out_var_location): Add code to check whether in hot or cold
2346 section and use the appropriate label.
2347 * except.c (output_function_exception_table): Change call to
2348 function_section into call to current_function_section.
2349 * final.c (profile_function): Likewise.
2350 (scan_ahead_for_unlikely_executed_note): Remove function.
2351 (final_scan_insn): Remove calls to
2352 scan_ahead_for_unlikely_executed_note, and related code for switching
2353 to cold section, except for the single time
2354 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2355 debug_hooks->switch_text_sections; replace appropriate calls to
2356 function_section with calls to current_function_section.
2357 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2358 test_bb to condition.
2359 (find_if_case_2): Likewise.
2360 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2361 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2362 * opts.c (decode_options): Change warning about hot/cold partitioning
2363 with exceptionss to inform (so as not to cause bootstrap failures);
2364 remove warning about partitioning with DWARF debug info.
2365 * output.h (current_function_section): Add new function decl.
2366 (insert_section_boundary_note): Likewise.
2367 (enum in_section): Move this declaration here from varasm.c.
2368 (unlikely_section_label): Likewise.
2369 (unlikely_text_section_name): Likewise.
2370 (last_text_section_name): New global variable.
2371 (last_text_section): Likewise.
2372 (hot_section_label): Likewise.
2373 (hot_section_end_label): Likewise.
2374 (cold_section_end_label): Likewise.
2375 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2376 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2377 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2378 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2379 insn from consideration.
2380 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2381 switch_text_section.
2382 * varasm.c (basic-block.h): Add new include.
2383 (unlikely_section_label_printed): Remove global variable.
2384 (unlikely_section_label): Make global variable not be static any more.
2385 (unlikely_text_section_name): Likewise.
2386 (hot_section_end_label): New global variable (not static)
2387 (first_function_block_is_cold): Likewise.
2388 (hot_section_label): Likewise.
2389 (cold_section_end_label): Likewise..
2390 (last_text_section): New global variable, not static.
2391 (last_text_section_name): New global variable, not static.
2392 (initialize_cold_section_name): New function.
2393 (enum in_section): Move declaration to output.h.
2394 (text_section): Update last_text_section.
2395 (unlikely_text_section): Replace code to determine cold section name
2396 with call to initialize_cold_section_name; Add code to update
2397 last_text_section; remove code for printing out label.
2398 (named_section_real): Add code to update last_text_section and
2399 last_text_section_name as appropriate.
2400 (function_section): Change test for 'unlikely' to depend on
2401 first_function_block_is_cold (moved old test to
2402 current_function_section).
2403 (current_function_section): New function.
2404 (assemble_start_function): Move code that frees
2405 unlikely_text_section_name; initialize hot_section_end_label;
2406 print hot and cold section labels at the start of the function;
2407 set first_function_block_is_cold, if appropriate; initialize l
2408 ast_text_section; add call to insert_section_boundary_note.
2409 (assemble_end_function): Add code to write out hot and cold section
2411 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2412 switch_text_section.
2413 * config/darwin.c (machopic_select_section): Replace incorrect
2414 function in base_funs; update reloc for cold sections if necessary.
2415 * config/darwin.h (SECTION_FUNCTION): Add code to update
2416 last_text_section if appropriate.
2417 (text_unlikely_section): Remove.
2418 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2419 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2420 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2421 partitioning for this architecture.
2423 2005-03-31 Olivier Hainque <hainque@adacore.com>
2425 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2426 defined and non-zero.
2428 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2431 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2434 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2437 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2438 label operand. Remove (use (unspec..)). Don't emit a label on
2440 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2441 generate inline label for load_toc_v4_PIC_1b.
2442 (rs6000_emit_load_toc_table): Likewise.
2444 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2446 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2447 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2449 2005-03-29 Devang Patel <dpatel@apple.com>
2451 * tree-sra.c (decide_block_copy): Disable scalarization of
2454 2005-03-30 Stuart Hastings <stuart@apple.com>
2455 Dale Johannesen <dalej@apple.com>
2457 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2458 * print-tree.c (print_node): Add case STATEMENT_LIST.
2460 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2462 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2463 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2464 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2465 is given with "powerpc64*" or "all", or when --with-cpu chooses
2468 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2471 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2472 gen_lexical_block_die.
2473 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2475 2005-03-31 Jan Hubicka <jh@suse.cz>
2477 2004-11-02 Jan Hubicka <jh@suse.cz>
2479 * cgraph.c (cgraph_varpool_node_name): New function.
2480 (dump_cgraph_varpool_node): New function.
2481 (dump_varpool): New function.
2482 * cgraphunit.c (cgraph_optimize): Dump varpool.
2484 2004-10-16 Jan Hubicka <jh@suse.cz>
2486 * cgraph.c (decide_is_variable_needed): New function.
2487 (cgraph_varpool_finalize_decl): Use it.
2488 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2490 * final.c (output_addr_const): Do not call mark_referenced.
2491 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2492 always go via cgraph.
2493 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2494 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2495 * tree-optimize.c (execute_inline): Mark functions called.
2496 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2498 2004-10-11 Jan Hubicka <jh@suse.cz>
2500 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2501 (cgraph_varpool_last_needed_node): New static variable.
2502 (enqueue_needed_varpool_node): Break out from ...; add items to the
2503 end of queue; update first pointers.
2504 (cgraph_varpool_mark_needed_node): ... here.
2505 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2506 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2507 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2508 (cgraph_varpool_first_unanalyzed_node): Declare.
2509 * cgraphunit.c: Include output.h.
2510 (cgraph_varpool_analyze_pending_decls): New function.
2511 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2512 for errors, analyze pending decls.
2513 (cgraph_finalize_compilation_unit): Only analyze decls.
2514 (cgraph_optimize): Assemble the decls after expanding.
2516 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2518 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2519 subvars get marked properly in tags for grouping.
2520 (add_pointed_to_var): Mark only actual pointed to
2521 variables/subvars in addresses needed.
2522 (create_overlap_variables_for): Clear call clobbered on original
2524 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2525 addresable vars with subvars into list.
2526 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2529 2005-03-30 Richard Henderson <rth@redhat.com>
2531 * cgraph.h (struct cgraph_node): Add alias.
2532 * varasm.c (assemble_alias): Set it.
2533 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2534 avoid calling cgraph_expand_function.
2536 2005-03-30 Tom Tromey <tromey@redhat.com>
2538 * tree.def (FILE_TYPE): Removed.
2539 * typeclass.h (enum type_class): Removed file_type_class.
2540 * dwarf2out.c (is_base_type): Updated.
2541 (gen_type_die): Likewise.
2542 * dbxout.c (dbxout_type): Updated.
2543 * builtins.c (type_to_class): Updated.
2544 * tree.c (type_contains_placeholder_1): Updated.
2545 * config/sparc/sparc.c (sparc_type_code): Updated.
2546 * config/ia64/ia64.c (hfa_element_mode): Updated.
2547 * expr.c (count_type_elements): Updated.
2548 * stor-layout.c (layout_type): Updated.
2549 * tree-inline.c (remap_type): Updated.
2550 * tree-pretty-print.c (dump_generic_node): Updated.
2552 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2554 * builtins.c (expand_builtin_powi): Fix mode of
2555 2nd argument to match int.
2556 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2557 2nd argument type to int.
2558 * libgcc2.c: Change prototype of __powi* functions to use
2561 2005-03-30 Dale Johannesen <dalej@apple.com>
2564 * calls.c (expand_call): Flush pending deferrals before
2567 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2571 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2572 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2573 c_label_context, label_context_stack): New.
2574 * c-decl.c (define_label): Check for jumps into statement
2575 expressions. Add label to list of defined labels.
2576 (start_function): Push context on label_context_stack.
2577 (finish_function): Pop context from label_context_stack.
2578 * c-typeck.c (label_context_stack): New.
2579 (c_finish_goto_label): Check for jumps into statement
2580 expressions. Add label to list of jumped to labels.
2581 (struct c_switch): Add blocked_stmt_expr.
2582 (c_start_case): Initialize it.
2583 (do_case): Check it.
2584 (c_finish_case): Verify !blocked_stmt_expr.
2585 (c_begin_stmt_expr): Push context on label_context_stack.
2586 Increment blocked_stmt_expr. Mark labels jumped to from outside
2588 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2589 defined in the statement expression and no longer jumpable to.
2590 Mark labels jumped to from just outside the statement expression
2591 as again definable. Pop context from label_context_stack.
2592 * doc/extend.texi (Statement Exprs): Update.
2594 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2597 * c-decl.c (start_function): Check for old_decl being
2600 2005-03-30 Ian Lance Taylor <ian@airs.com>
2602 * final.c (final): Remove prescan parameter. Change all callers.
2603 (final_scan_insn): Remove prescan parameter. Change all callers.
2605 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2607 * tree-vectorizer.c: Fix comment typos.
2609 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2611 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2612 as soon as a chrec_dont_know is detected.
2614 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2616 Merge from csl-arm-branch.
2617 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2619 * tlink.c (recompile_files): Do not assume that "rename" can
2620 overwrite an existing file.
2622 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2624 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2625 * gcc/configure: Regenerate.
2627 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2629 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2631 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2633 * calls.c (struct arg_data): Update "partial" comment.
2634 (load_register_parameters): Update "nregs" comment.
2636 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2638 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2639 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2640 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2641 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2642 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2643 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2644 than target_flags & 0.
2645 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2646 (iq2000_arch, iq2000_parse_cpu): Delete.
2647 (TARGET_HANDLE_OPTION): Override default.
2648 (iq2000_handle_option): New function.
2649 (override_options): Remove -march= and -mcpu= handling.
2650 * config/iq2000/iq2000.opt: New file.
2652 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2654 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2655 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2656 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2657 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2658 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2659 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2660 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2661 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2662 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2663 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2664 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2665 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2666 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2667 (TARGET_OPTIONS): Delete.
2668 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2669 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2670 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2671 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2672 (c4x_cpu_version_string): Delete.
2673 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2674 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2675 equivalent -mcpu= option.
2676 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2677 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2678 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2679 or clearing the appropriate MASK_* bit.
2680 (c4x_file_start): Use c4x_cpu_version.
2681 * config/c4x/c4x.opt: New file.
2683 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2685 * doc/options.texi: Document the new MaskExists flag.
2686 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2687 if the option has the MaskExists flag.
2689 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2691 * opt-functions.awk (flag_set_p, test_flag): New functions.
2692 (switch_flags): Use them.
2693 * opth-gen.awk: Use flag_set_p to check for flags.
2694 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2696 2005-03-30 Ian Lance Taylor <ian@airs.com>
2698 * config.host (i[34567]86-*-mingw32*): Don't set
2699 host_can_use_collect2 to no.
2701 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2704 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2705 Remove convert_memory_address call duplicating that in memory_address.
2707 2005-03-29 Richard Henderson <rth@redhat.com>
2710 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2711 (build_compound_literal): Likewise. Propagate decl type into the
2713 (finish_decl): Likewise. Use new return value from complete_array_type
2714 for zero sized arrays.
2715 (complete_array_type): Move ...
2716 * c-common.c (complete_array_type): ... here. Change first argument
2717 to pointer-to-type-node. Consistently use sizetype for the index
2718 except for zero sized arrays. Detect zero sized arrays for pedantic
2719 mode diagnostics. Create a new type node instead of modifying the
2721 * c-tree.h (complete_array_type): Move decl ...
2722 * c-common.h (complete_array_type): ... here.
2724 2005-03-29 Richard Henderson <rth@redhat.com>
2727 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2729 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2731 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2732 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2733 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2734 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2736 2005-03-29 Eric Christopher <echristo@redhat.com>
2738 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2739 truthvalue conversion removal.
2741 2005-03-29 Ian Lance Taylor <ian@airs.com>
2744 * collect2.c: Never include <vfork.h>.
2745 (VFORK_STRING, vfork): Don't define.
2746 (pid): Remove global variable.
2747 (handler): Call raise instead of kill (getpid(), ...).
2748 (collect_wait): Add pex parameter. Change all callers. Use
2749 pex_get_status rather than pwait.
2750 (do_wait): Add pex parameter. Change all callers.
2751 (collect_execute): Return struct pex_obj * rather than void. Use
2752 pex routines rather than pexecute.
2753 (fork_execute): Get pex_obj from collect_execute, and pass it to
2755 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2756 Only declare quit_handler if SIGQUIT is defined.
2757 (scan_libraries): Likewise.
2758 * collect2.h (collect_execute): Update declaration.
2759 (collect_wait): Update declaration.
2760 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2761 pass it to collect_wait.
2763 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2766 * c-parser.c (c_parser_compound_statement_nostart): Give error
2767 message for EOF instead of just setting parser->error.
2769 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2771 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2772 (slpeel_update_phi_nodes_for_guard1): New function.
2773 (slpeel_update_phi_nodes_for_guard2): New function.
2774 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2775 of slpeel_update_phi_nodes_for_guard.
2776 (vectorize_loops): Remove call to loop_closed_rewrite.
2777 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2780 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2782 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2783 (TARGET_LITTLE_ENDIAN): New macro.
2784 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2785 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2786 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2787 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2788 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2789 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2790 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2791 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2792 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2793 (TARGET_OPTIONS): Delete.
2794 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2795 (CACHE_FLUSH_TRAP): Turn into an integer.
2796 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2797 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2798 -mflush-trap is in use.
2799 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2800 (m32r_cache_flush_trap_string): Delete.
2801 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2802 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2803 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2804 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2805 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2806 -mmodel= and -msdata= handling from...
2807 (m32r_init): ...here.
2808 * config/m32r/m32r.opt: New file.
2810 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2812 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2813 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2814 * tree-vect-analyze.c (vect_object_analysis): additional parm
2815 pass back a "struct ptr_info_def *" with the points-to info.
2816 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2817 statement using info returned from vect_object_analysis.
2818 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2819 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2820 for virtual uses and defs when creating a replacement vector
2821 reference. Call duplicate_ssa_name_ptr_info to define points-to
2822 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2823 (vectorizable_store): copy_virtual_operands and update
2824 definition statements.
2825 (vectorizable_load): copy_virtual_operands. Remove call to
2826 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2827 * tree-vectorizer.c (vectorize_loops): Remove calls to
2828 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2829 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2830 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2831 define macro STMT_VINFO_PTR_INFO for use in accessing.
2832 * tree.h add export of duplicate_ssa_name_ptr_info.
2833 * rs6000.c (altivec_init_builtins): Declare builtin function
2834 __builtin_altivec_mask_for_load to be "const".
2836 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2839 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2840 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2841 assemble_variable on aliases.
2842 * varasm.c (assemble_alias): Set node->alias.
2843 * toplev.c (wrapup_global_declarations): Don't call
2844 rest_of_decl_compilation on aliases again.
2846 2005-03-29 Paul Brook <paul@codesourcery.com>
2848 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2849 * config/arm/arm.c (arm_dbx_register_number): New function.
2850 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2852 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2855 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2856 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2858 2005-03-29 Dale Johannesen <dalej@apple.com>
2860 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2861 $(TREE_H) and $(COVERAGE_H).
2862 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2863 * opts.c (common_handle_option): Enable tree-based value transforms.
2864 * toplev.c (process_options): Ditto.
2865 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2866 refers to references to this type.
2867 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2868 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2869 for may_be_more, may_be_less.
2870 (rtl_gen_pow2_profiler): Adjust.
2871 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2872 (rtl_gen_one_value_profiler): Adjust.
2873 (rtl_gen_const_delta_profiler): Adjust.
2874 * tree-profile.c (tree_gen_interval_profiler): Implement.
2875 (tree_gen_pow2_profiler): Ditto.
2876 (tree_gen_one_value_profiler): Ditto.
2877 (tree_profiling): New.
2878 (pass_tree_profile): Reference it.
2879 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2881 (insn_divmod_values_to_profile): Rename to
2882 rtl_divmod_values_to_profile. Adjust.
2883 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2884 (insn_prefetch_values_to_profile): Adjust.
2885 (rtl_value_profile_transformations): Adjust.
2886 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2887 (gen_mod_pow2): Rename to rtl_mod_pow2.
2888 (gen_mod_subtract): Rename to rtl_mod_subtract.
2889 (divmod_fixed_value_transform): Rename to
2890 rtl_divmod_fixed_value_transform.
2891 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2892 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2893 (rtl_find_values_to_profile): Adjust.
2894 (tree_value_profile_transformations): Implement.
2895 (tree_divmod_values_to_profile): New.
2896 (tree_values_to_profile): New.
2897 (tree_divmod_fixed_value): New.
2898 (tree_mod_pow2): New.
2899 (tree_mod_subtract): New.
2900 (tree_divmod_fixed_value_transform): New.
2901 (tree_mod_pow2_value_transform): New.
2902 (tree_mod_subtract_transform): New.
2903 (tree_find_values_to_profile): Implement.
2904 * profile.c (instrument_values): Free histograms.
2905 (compute_value_histograms): Adjust. Implement tree version.
2907 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2909 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2910 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2911 variable. Output "fldcw" depending on round_mode.
2912 * config/i386/i386.md (UNSPEC_FIST): New.
2913 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2914 New isns patterns to implement lrint and llrint built-ins as x87
2916 (fistdi2, fist<mode>2 splitters): New splitters.
2917 (lrint<mode>2): New expanders.
2919 2005-03-28 Ian Lance Taylor <ian@airs.com>
2921 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2922 0 when calling final_scan_insn.
2924 2005-03-28 Jan Hubicka <jh@suse.cz>
2927 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2930 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2931 types where possible.
2933 2005-03-26 Per Bothner <per@bothner.com>
2935 Make -f[no-]show-column also control non-cpp diagnostics.
2936 * c.opt (fshow-column): Move option from here ...
2937 * common.opt (fshow-column): ... to here.
2938 * diagnostic.c (diagnostic_build_prefix): Only print column number
2939 if flag_show_column.
2941 2005-03-27 Steven Bosscher <stevenb@suse.de>
2943 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2944 vax_output_conditional_branch): New prototypes.
2945 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2946 extracted from vax.md mov and add patterns.
2947 (vax_output_conditional_branch): New function to output conditional
2948 branch instructions.
2949 * vax.md: Use mode macros for arithmetic and mov patterns.
2950 Use code macros for the jump patterns.
2952 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2954 * Makefile.in (libbackend.o): Depend on version files;
2955 add custom generation command.
2957 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2960 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2961 sure that we have a REG before getting its REGNO.
2963 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2965 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2966 * builtins.def (BUILT_IN_STRNDUP): New.
2968 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2970 PR tree-optimization/20470
2971 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2974 2005-03-25 Mike Stump <mrs@apple.com>
2976 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2979 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2981 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2982 Use our own structure definitions.
2984 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2985 (fix_truncdfsi2): Allow registers or memory as destination.
2986 When TARGET_PPC_GFXOPT, generate simplified pattern.
2987 (fix_truncdfsi2_internal): Use define_insn_and_split.
2988 (fix_truncdfsi2_internal_gfxopt): New.
2989 (fctiwz): Don't confuse register allocation by giving it no choices.
2991 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2992 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2993 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2994 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2996 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2998 * dominance.c (free_dominance_info): Speed up by freeing et
2999 data structures without maintaining other nodes.
3000 * et-forest.c (et_free_tree_force): New.
3001 * et-forest.h: Add a prototype for et_free_tree_force.
3003 * tree.c (get_set_constructor_bits,
3004 get_set_constructor_bytes): Remove.
3005 * tree.h: Remove the corresponding prototypes.
3007 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3010 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3011 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3012 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3013 PRE_DEC, NEG and NOT.
3015 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3017 * fold-const.c: Convert uses of fold (build (...)) to
3020 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3022 PR rtl-optimization/20249
3023 * cse.c (insert_regs): Do not record equivalence of registers in
3026 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3028 * emit-rtl.c (reverse_comparison): Remove.
3029 * rtl.h: Remove the corresponding prototype.
3031 2005-03-24 James E Wilson <wilson@specifixinc.com>
3033 * doc/install.texi (--enable-altivec): Delete docs.
3035 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3037 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3038 SFmode and DFmode before reload when
3039 flag_unsafe_math_optimizations not enabled.
3041 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3043 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3045 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3046 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3048 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3050 * configure.ac (enable-checking): Add 'runtime' option.
3051 * doc/install.texi (enable-checking): Document 'runtime' checking.
3052 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3053 * config.in: Regenerated.
3054 * configure: Regenerated.
3056 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3058 * optabs.h (enum optab_index): Remove OTI_llrint.
3059 (llrint_optab): Remove macro.
3060 * optabs.c (init_optabs): Remove llrint_optab initialization.
3061 * genopinit.c (optabs): Remove llrint_optab implementation.
3062 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3065 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3067 PR rtl-optimization/20532
3068 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3069 overflow when adding coefficients for PLUS or MINUS.
3070 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3073 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3075 * langhooks.h (truthvalue_conversion): Remove.
3076 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3077 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3078 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3079 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3080 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3082 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3084 * params.def: Fix a typo.
3085 * config/mips/mips.c: Follow the spelling convensions.
3086 * doc/invoke.texi: Fix typos.
3088 2005-03-18 Dale Johannese <dalej@apple.com>
3090 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3092 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3094 Fix PR tree-optimization/20601
3096 * tree-ssa-pre.c (insert_aux): Add missing condition to
3099 2005-03-23 Ian Lance Taylor <ian@airs.com>
3101 * final.c (final_scan_insn): Don't remove no-op instructions.
3102 * reload1.c (reload): Remove simple no-op instructions even when
3105 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3107 PR tree-optimization/20501
3108 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3109 reporting that peeling for alignment is applied moved to...
3110 * (vect_analyze_data_refs_alignment): Here.
3112 2005-03-23 Ian Lance Taylor <ian@airs.com>
3114 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3116 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3118 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3119 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3121 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3123 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3124 imply that this is called once, independent of asms in code.
3125 Adjust to now being pased output and input lists. Mention helper
3126 function decl_overlaps_hard_reg_set_p.
3127 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3128 hook_tree_tree_identity and to take three trees, returning third.
3129 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3131 * stmt.c: include hard-reg-set.h before tree.h.
3132 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3133 (decl_conflicts_with_clobbers_p): Call
3134 decl_overlaps_hard_reg_set_p.
3135 (expand_asm_operands): Pass output and input lists in call to
3136 targetm.md_asm_clobbers.
3137 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3138 hook_tree_tree_tree_tree_3rd_identity.
3139 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3141 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3142 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3143 parameters, first two unused.
3144 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3145 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3146 in constraint letters and MOF is not mentioned as a asm-declared
3147 register in neither of the input and output lists.
3149 2005-03-23 DJ Delorie <dj@redhat.com>
3151 * optabs.c (expand_binop): Make sure the first subword's result
3154 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3156 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3157 Call c_common_truthvalue_conversion rather than
3158 lang_hooks.truthvalue_conversion.
3159 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3160 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3162 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3163 c_common_truthvalue_conversion.
3164 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3165 c_parser_conditional_expression, c_parser_binary_expression): Call
3166 c_objc_common_truthvalue_conversion.
3167 * c-typeck.c (build_unary_op): Call
3168 c_objc_common_truthvalue_conversion.
3169 (build_conditional_expr): Do not call
3170 lang_hooks.truthvalue_conversion.
3171 (build_binary_op): Call c_common_truthvalue_conversion.
3172 (c_objc_common_truthvalue_conversion): Moved from
3173 c-objc-common.c. Call default_function_array_conversion instead
3174 of default_conversion.
3176 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3178 * c-common.h (default_conversion): Remove.
3179 (perform_integral_promotions): Add.
3180 * c-tree.h (default_conversion): Add.
3181 * c-typeck.c (perform_integral_promotions): New, split out from
3183 * c-common.c (check_case_value): Use perform_integral_promotions,
3184 not default_conversion.
3185 (c_add_case_label): Don't continue processing case label after
3186 found to be pointer.
3188 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3190 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3191 the prefix list if we have already added a multilib directory
3193 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3196 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3198 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3200 * reload.h: Remove the prototype for indirect_symref_ok.
3202 * reload1.c (indirect_symref_ok): Make it global.
3203 * reload.h: Add a prototype for indirect_symref_ok.
3205 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3207 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3210 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3212 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3214 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3216 * c-opts.c (c_common_parse_file): Only start/end main source file
3217 if debug hooks says the writer wants it.
3218 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3220 (xcoff_debug_hooks): Ditto.
3221 * debug.c (do_nothing_hooks): Ditto.
3222 * debug.h (gcc_debug_hooks): Ditto.
3223 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3224 * sdbout.c (sdb_debug_hooks): Ditto.
3225 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3227 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3229 * doc/extend.texi: Deprecate C++ min/max operators.
3231 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3233 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3234 artificial original candidates.
3236 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3237 Jan Hubicka <jh@suse.cz>
3238 Steven Bosscher <stevenb@suse.de>
3240 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3241 call cost based on argument sizes.
3242 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3244 * params.def: (max-inline-inssn-single): Set to 450.
3245 (max-inline-insns-auto): Set to 90.
3246 (max-inline-insns-recursive): Set to 450
3247 (max-inline-insns-recursive-auto): Set to 450.
3248 (large-function-insns): Set to 2700.
3249 (inline-call-cost): New parameter.
3250 * tree-inline.c (estimate_move_cost): New function.
3251 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3252 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3254 * tree-inline.h (estimate_move_cost): Declare.
3255 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3256 (max-inline-insns-auto): Change default to 90.
3257 (max-inline-insns-recursive): Change default to 450
3258 (max-inline-insns-recursive-auto): Change default to 450.
3259 (large-function-insns): Change default to 2700.
3260 (inline-call-cost): Document new parameter.
3262 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3264 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3265 (TARGET_DEFAULT): Delete.
3266 * config/i860/i860.opt: New file.
3268 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3270 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3271 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3272 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3273 (frv_sched_lookahead): Delete.
3274 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3275 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3276 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3277 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3278 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3279 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3280 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3281 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3282 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3283 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3284 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3285 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3286 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3287 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3288 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3289 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3290 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3291 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3292 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3293 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3294 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3295 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3296 * config/frv/frv.c (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 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3301 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3302 (frv_handle_option): New function. Move -mcpu= handling from...
3303 (frv_override_options): ...here. Remove handling of other
3305 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3306 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3307 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3308 and TARGET_NO_MULTI_CE.
3309 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3310 !TARGET_VLIW_BRANCH.
3311 * config/frv/frv.opt: New file.
3313 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3315 * fold-const.c (fold_ternary): Take decomposed arguments of
3317 (fold): Update a call to fold_ternary.
3319 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3320 * tree.h: Add corresponding prototypes.
3322 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3325 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3326 between jump table and its label.
3327 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3328 resp. ADDR_DIFF_VEC and the label preceeding it.
3329 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3330 is emitted in the right section.
3332 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3334 * fold-const.c (fold_unary, fold_binary): Update comments
3337 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3339 PR rtl-optimization/20527
3340 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3341 REG_INC note, test that the register also isn't mentioned in PRED
3344 2005-03-22 Ben Elliston <bje@au.ibm.com>
3346 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3349 2005-03-21 Mike Stump <mrs@apple.com>
3351 * varasm.c (default_assemble_visibility): Remove extra ().
3353 2005-03-21 Roger Sayle <roger@eyesopen.com>
3356 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3357 to determine whether a block can be duplicated, rather than test
3358 whether the block contains noncopyable insns ourselves.
3360 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3362 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3365 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3367 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3369 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3371 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3372 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3373 * config/fr30/fr30.opt: New file.
3375 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3377 Fix PR tree-optimization/20542
3379 * tree-flow-inline.h (overlap_subvar): Move to here.
3380 * tree-ssa-operands.c: From here.
3381 * tree-flow.h (overlap_subvar): Declare.
3382 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3383 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3384 for variables with subvars.
3386 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3389 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3390 * modulo-sched.c (const_iteration_count): Return on NULL
3392 (print_node_sched_params): Return on NULL dump_file.
3393 (generate_reg_moves): Handle reg-anti dependencies and disregard
3394 closing branch when generating register moves.
3395 (sms_schedule): Mark the SMSed block dirty.
3396 * passes.c (rest_of_handle_sms): Call update_life_info for all
3398 * testsuite/gcc.dg/20050321-1.c: New test.
3400 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3402 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3403 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3404 movqi_internal): Likewise.
3406 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3408 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3409 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3410 xtensa_b4const): Delete prototypes.
3411 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3412 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3413 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3414 xtensa_extra_constraint): New prototypes.
3415 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3416 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3417 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3418 move_operand, const_float_1_operand, fpmem_offset_operand,
3419 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3420 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3421 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3422 argument type to HOST_WIDE_INT.
3423 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3424 xtensa_mask_immediate): Likewise.
3425 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3426 Likewise. Also make these functions static.
3427 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3428 (xtensa_const_ok_for_letter_p): New.
3429 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3430 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3431 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3432 move_operand, const_float_1_operand, fpmem_offset_operand,
3433 branch_operator, ubranch_operator, boolean_operator): Move to
3435 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3436 (xtensa_mem_offset): Change return type to bool.
3437 (xtensa_extra_constraint): New.
3438 (gen_int_relational): Update type of const_range_p function pointer.
3439 Use xtensa_b4const_or_zero.
3440 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3441 xtensa_const_ok_for_letter_p. Update comments.
3442 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3443 (PREDICATE_CODES): Delete.
3444 * config/xtensa/xtensa.md: Include predicates.md.
3445 * config/xtensa/predicates.md: New file.
3447 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3449 * config/v850/v850-protos.h: Remove the prototypes for
3450 reg_or_int9_operand, reg_or_const_operand,
3451 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3452 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3453 movsi_source_operand, power_of_two_operand,
3454 not_power_of_two_operand, special_symbolref_operand,
3455 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3456 register_is_ok_for_epilogue.
3457 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3458 reg_or_int9_operand, reg_or_const_operand,
3459 call_address_operand, special_symbolref_operand,
3460 movsi_source_operand, power_of_two_operand,
3461 not_power_of_two_operand, register_is_ok_for_epilogue,
3462 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3463 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3465 * config/v850/v850.h (PREDICATE_CODES): Remove.
3466 * config/v850/v850.md: Include predicates.md.
3467 * config/v850/predicates.md: New.
3469 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3471 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3472 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3473 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3474 (itoolsdir, itoolsdatadir): Move definition above new first use.
3475 (install-itoolsdirs): New rule.
3476 (install-mkheaders): Depend on install-itoolsdirs, not
3477 install-include-dir.
3479 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3481 * tree-into-ssa.c: Remove obsolete comments.
3483 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3485 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3486 unrolling if -fpeel-loops is specified, too.
3487 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3488 Remove superfluous check for flag_unroll_loops.
3490 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3492 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3493 (lrint_optab, llrint_optab): Define corresponding macros.
3494 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3495 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3496 pattern and llrint_optab using llrintdi2 patterns.
3497 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3498 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3499 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3500 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3501 flag_unsafe_math_optimizations is set.
3503 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3505 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3506 simplify_logical, if_then_else_cond, known_cond,
3507 simplify_comparison): Adjust calls to reverse_comparison.
3508 Don't use combine_reversed_comparison_code).
3509 (combine_reversed_comparison_code): Remove.
3510 (reversed_comparison): Using reversed_comparison_code, move it...
3511 * jump.c (reversed_comparison): ... here.
3512 * rtl.h (reversed_comparison): Add prototype.
3514 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3516 * builtins.c (fold_builtin): Take decomposed arguments of
3518 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3519 * gimplify.c (gimplify_call_expr): Likewise.
3520 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3521 * tree.h: Update the prototype of fold_builtin.
3523 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3525 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3526 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3527 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3528 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3529 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3531 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3533 * builtins.c (fold_builtin_1): Take decomposed arguments of
3535 (fold_builtin): Update a call to fold_builtin_1.
3537 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3540 * gcov.c (output_lines): Only output function block summary when
3541 outputting branch information.
3542 * doc/gcov.texi: Document format of preamble and additional block
3545 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3547 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3548 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3549 the defaults false if BITS_PER_UNIT != 8.
3550 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3551 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3552 than BITS_PER_UNIT != 8.
3553 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3554 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3555 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3557 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3558 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3560 2005-03-20 Roger Sayle <roger@eyesopen.com>
3563 * fold-const.c (fold_binary): Fix type mismatch between
3564 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3565 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3566 for non-truth-valued expressions.
3568 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3569 and FUNCTION_DECL in the main switch.
3570 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3571 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3572 we also need to convert their operands to match.
3573 <TRUTH_NOT_EXPR>: Likewise.
3575 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3577 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3578 diagnostic without checking whether an lvalue.
3579 * c-common.h (lvalue_p): Remove.
3580 (enum lvalue_use): Update comment.
3581 (lvalue_or_else): Replace by lvalue_error.
3582 * c-typeck.c (lvalue_p): Make static.
3583 (lvalue_or_else): New. Call lvalue_error.
3585 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3587 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3588 (function_arg_advance): Use rs6000_parm_start.
3589 (function_arg, rs6000_arg_partial_bytes): Likewise.
3591 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3593 * c-common.c (check_case_value): Adjust comment about stripping
3595 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3596 * c-typeck.c (default_conversion, convert_arguments,
3597 build_modify_expr, convert_for_assignment, store_init_value,
3598 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3599 manually. Remove inaccurate comments.
3601 2005-03-20 Roger Sayle <roger@eyesopen.com>
3602 Joseph S. Myers <joseph@codesourcery.com>
3604 * varasm.c (do_assemble_alias): Restore comment describing function.
3605 Annotate the target parameter as potentially unused.
3607 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3610 * config/avr/avr.c (avr_output_function_prologue): Do not use
3611 current_function_name() in a label, use a local label instead.
3613 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3615 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3616 flag_finite_math_only, not flag_unsafe_math_optimizations.
3618 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3620 * builtins.c (fold_builtin_1): Update a call to
3621 targetm.fold_builtin.
3622 * hooks.c (hook_tree_tree_bool_null): Rename to
3623 hook_tree_tree_tree_bool_null. Take one more argument of type
3625 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3626 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3627 hook_tree_tree_tree_bool_null.
3628 * target.h (gcc_target): Update the prototype of fold_builtin.
3629 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3630 arguments of CALL_EXPR.
3631 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3634 2005-03-20 Jan Hubicka <jh@suse.cz>
3636 * cgraph.h (cgraph_node): Add prev_clone pointer.
3637 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3638 (cgraph_clone_node): Produce doubly linked chain.
3640 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3642 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3643 get_nonnull_operand, handle_sentinel_attribute,
3644 check_function_arguments_recurse): Do not strip NOPS from
3646 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3648 * c-format.c (get_constant): Likewise.
3649 * c-parser.c (c_parser_postfix_expression): Likewise.
3650 * c-typeck.c (set_init_index): Likewise.
3651 (convert_arguments): Don't check for NOP_EXPR containing integer
3654 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3656 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3657 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3658 Take decomposed arguments of CALL_EXPR.
3659 (fold_builtin_1): Update calls to the functions mentioned
3662 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3664 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3665 width to have integer type.
3666 (build_enumerator): Require enumerator value to have integer type.
3668 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3670 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3673 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3675 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3676 std=iso9899:199x): Correct descriptions.
3678 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3680 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3683 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3685 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3687 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3688 fold_builtin_memcpy.
3690 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3691 arguments of CALL_EXPR.
3692 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3693 fold_builtin_found, fold_builtin_1): Update calls to
3694 fold_trunc_transparent_mathfn.
3696 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3699 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3700 function pointers on targets that require function pointer
3702 (fold_sign_changed_comparison): Likewise.
3704 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3706 * combine.c (try_combine): When changing the mode of a hard reg, make
3707 sure that doing so is valid.
3709 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3711 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3712 (TARGET_HANDLE_OPTION): Override default.
3713 (avr_handle_option): New function.
3714 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3715 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3716 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3717 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3718 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3719 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3720 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3721 (TARGET_OPTIONS): Delete.
3722 * config/avr/avr.opt: New file.
3724 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3726 * config/m32r/m32r-protos.h: Remove the prototypes for
3727 call_address_operand, symbolic_operand, seth_add3_operand,
3728 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3729 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3730 two_insn_const_operand, move_src_operand,
3731 move_double_src_operand, move_dest_operand,
3732 eqne_comparison_operator, signed_comparison_operator,
3733 large_insn_p, conditional_move_operand, carry_compare_operand,
3734 m32r_block_immediate_operand, extend_operand,
3735 reg_or_eq_int16_operand, int8_operand, and
3736 reg_or_zero_operand.
3737 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3738 seth_add3_operand, int8_operand, cmp_int16_operand,
3739 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3740 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3741 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3742 move_double_src_operand, move_dest_operand,
3743 eqne_comparison_operator, signed_comparison_operator,
3744 extend_operand, small_insn_p, large_insn_p,
3745 conditional_move_operand, carry_compare_operand,
3746 m32r_block_immediate_operand): Move to predicates.md.
3747 (MAX_MOVE_BYTES): Move to m32r.h.
3748 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3749 * config/m32r/m32r.md: Include predicates.md.
3750 * config/m32r/predicates.md: New.
3752 2005-03-18 James E Wilson <wilson@specifixinc.com>
3755 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3758 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3760 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3761 call_address_operand, const_8bit_operand.
3762 * config/mn10300/mn10300.c (call_address_operand,
3763 const_8bit_operand, const_1f_operand): Move to predicates.md.
3764 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3765 * config/mn10300/mn10300.md: Include predicates.md.
3766 * config/mn10300/predicates.md: New.
3768 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3770 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3771 declarations in diagnostics and %E for identifiers, not %s.
3773 2005-03-18 Jan Hubicka <jh@suse.cz>
3774 Dale Johannesen <dalej@apple.com>
3776 * basic-block.h (scale_bbs_frequencies_int,
3777 scale_bbs_frequencies_gcov_type): Declare.
3778 * cfg.c (RDIV): New macro.
3779 (update_bb_frequency_for_threading): Fix.
3780 * basic-block.h (scale_bbs_frequencies_int,
3781 scale_bbs_frequencies_gcov_type): New.
3782 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3783 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3784 scale_bbs_frequencies_int.
3785 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3787 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3789 * config/m32r/m32r-protos.h: Remove the prototypes for
3790 call_address_operand, symbolic_operand, seth_add3_operand,
3791 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3792 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3793 two_insn_const_operand, move_src_operand,
3794 move_double_src_operand, move_dest_operand,
3795 eqne_comparison_operator, signed_comparison_operator,
3796 large_insn_p, conditional_move_operand, carry_compare_operand,
3797 m32r_block_immediate_operand, extend_operand,
3798 reg_or_eq_int16_operand, int8_operand, and
3799 reg_or_zero_operand.
3800 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3801 seth_add3_operand, int8_operand, cmp_int16_operand,
3802 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3803 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3804 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3805 move_double_src_operand, move_dest_operand,
3806 eqne_comparison_operator, signed_comparison_operator,
3807 extend_operand, small_insn_p, large_insn_p,
3808 conditional_move_operand, carry_compare_operand,
3809 m32r_block_immediate_operand): Move to predicates.md.
3810 (MAX_MOVE_BYTES): Move to m32r.h.
3811 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3812 * config/m32r/m32r.md: Include predicates.md.
3813 * config/m32r/predicates.md: New.
3815 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3817 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3818 symbolic_operand, symbolic_memory_operand,
3819 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3820 indexed_memory_operand, move_dest_operand, move_src_operand,
3821 prefetch_cc_operand, prefetch_nocc_operand,
3822 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3823 arith_operand, arith11_operand, pre_cint_operand,
3824 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3825 ireg_operand, int5_operand, uint5_operand, int11_operand,
3826 uint32_operand, arith5_operand, and_operand, ior_operand,
3827 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3828 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3829 shadd_operand, movb_comparison_operator,
3830 cmpib_comparison_operator): Move to predicates.md.
3831 (magic_milli, shadd_constant_p): Make it extern.
3832 * config/pa/pa.h (PREDICATE_CODES): Remove.
3833 * config/pa/pa.md: Include predicates.md.
3834 * config/pa/predicates.md: New.
3836 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3839 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3841 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3842 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3843 config/alpha/freebsd.h, config/alpha/linux.h,
3844 config/alpha/netbsd.h, config/alpha/osf5.h,
3845 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3846 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3847 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3848 doc/cppopts.texi: Update copyright.
3850 2005-03-18 Jan Hubicka <jh@suse.cz>
3853 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3855 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3858 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3860 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3863 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3865 * combine.c (gen_binary): Remove.
3866 (known_cond, simplify_shift_const, find_split_point,
3867 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3868 simplify_logical, expand_field_assignment, extract_left_shift,
3869 force_to_mode, if_then_else_cond, apply_distributive_law,
3870 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3871 simplify_comparison, reversed_comparison): Replace with
3872 simplify_gen_binary, simplify_gen_relational or
3873 distribute_and_simplify_rtx.
3874 (distribute_and_simplify_rtx): New function.
3876 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3877 Paolo Bonzini <gcc.gnu.org>
3879 * calls.c (setjmp_call_p, special_function_p): Update comments
3880 at the head of the functions.
3882 2005-03-18 Jan Hubicka <jh@suse.cz>
3884 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3886 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3887 function body should be released; do not proactively release function
3888 bodies in non-unit-at-a-time mode.
3890 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3892 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3893 mno-fp-ret-in-387 multilib variants.
3895 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3897 * common.opt (m): Remove.
3898 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3900 (common_handle_option): Remove OPT_m case.
3902 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3904 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3906 (fold_builtin_1): Update a call to fold_builtin_bitop.
3908 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3910 (fold_builtin_1): Update a call to fold_builtin_signbit.
3912 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3914 PR tree-optimization/20474
3915 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3916 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3918 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3920 * config/h8300/h8300-protos.h: Remove prototypes for
3921 general_operand_src, general_operand_dst, single_one_operand,
3922 single_zero_operand, call_insn_operand,
3923 two_insn_adds_subs_operand, small_call_insn_operand,
3924 jump_address_operand, bit_operand, bit_memory_operand,
3925 stack_pointer_operand, const_int_gt_2_operand,
3926 const_int_ge_8_operand, const_int_qi_operand,
3927 const_int_hi_operand, incdec_operand, bit_operator,
3928 nshift_operator, eqne_operator, gtle_operator,
3929 gtuleu_operator, iorxor_operator.
3930 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3931 h8300_ldm_stm_parallel.
3932 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3934 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3935 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3936 (h8300_ldm_stm_parallel): Make it extern.
3937 (h8300_ldm_parallel, h8300_stm_parallel,
3938 h8300_return_parallel, general_operand_src,
3939 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3940 nibble_operand, reg_or_nibble_operand, single_one_operand,
3941 single_zero_operand, call_insn_operand,
3942 two_insn_adds_subs_operand, small_call_insn_operand,
3943 jump_address_operand, bit_operand, bit_memory_operand,
3944 stack_pointer_operand, const_int_gt_2_operand,
3945 const_int_ge_8_operand, const_int_qi_operand,
3946 const_int_hi_operand, incdec_operand, eqne_operator,
3947 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3948 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3949 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3950 nshift_operator): Move to predicates.md.
3951 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3952 * config/h8300/h8300.md: Include predicates.md.
3953 * config/h8300/predicates.md: New.
3955 2005-03-17 Richard Henderson <rth@redhat.com>
3957 * config.gcc (ia64*-*-hpux*): Add extra_options.
3958 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3959 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3960 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3961 (ia64_tls_size_string, ia64_tune_string): Remove.
3962 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3963 (TARGET_DEFAULT_TARGET_FLAGS): New.
3964 (TARGET_HANDLE_OPTION): New.
3965 (ia64_override_options): Move options parsing ...
3966 (ia64_handle_option): ... here. New.
3967 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3968 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3969 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3970 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3971 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3972 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3973 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3974 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3975 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3976 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3977 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3978 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3979 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3980 TARGET_EARLY_STOP_BITS): Remove.
3981 (TARGET_ILP32): Default false.
3982 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3983 (enum ia64_inline_type): New.
3984 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3985 * config/ia64/ia64.md: Update for new definitions of
3986 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3987 * config/ia64/ia64.opt: New file.
3988 * config/ia64/ilp32.opt: New file.
3990 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3993 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3995 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3997 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3998 instead of MASK_H8300S.
3999 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4000 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4001 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4002 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4003 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4004 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4005 TARGET_SWITCHES): Remove.
4006 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4008 * config/h8300/h8300.opt: New.
4010 * config/alpha/alpha.opt, config/arc/arc.opt,
4011 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4014 2005-03-17 Ian Lance Taylor <ian@airs.com>
4018 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4020 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4021 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4022 (TARGET_HANDLE_OPTION): Override default.
4023 (arc_handle_option): New function.
4024 (arc_init): Remove code to set arch_cpu_string.
4025 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4026 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4027 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4028 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4029 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4030 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4031 (arc_rodata_string, TARGET_OPTIONS): Delete.
4032 * config/arc/arc.opt: New file.
4034 2005-03-17 Richard Henderson <rth@redhat.com>
4036 * doc/extend.texi (Weak Pragmas): New section.
4037 (attribute alias): Clarify that target must be in the same
4040 2005-03-17 Richard Henderson <rth@redhat.com>
4042 * config/alpha/alpha.opt: New file.
4043 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4045 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4046 alpha_fprm_string, alpha_fptm_string): Make static.
4047 (alpha_tls_size_string): Remove.
4048 (alpha_handle_option): New.
4049 (override_options): Update for alpha_cpu/alpha_tune split.
4050 (alpha_file_start): Likewise.
4051 (TARGET_DEFAULT_TARGET_FLAGS): New.
4052 (TARGET_HANDLE_OPTION): New.
4053 * config/alpha/alpha.h (alpha_tune): Declare.
4054 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4055 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4056 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4057 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4058 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4059 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4060 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4061 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4062 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4063 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4064 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4065 (TARGET_DEFAULT): Remove MASK_FP.
4066 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4067 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4068 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4069 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4070 alpha_tls_size_string): Remove.
4071 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4072 (attribute tune): Rename from attribute cpu.
4073 * config/alpha/ev4.md: Update to match.
4074 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4075 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4076 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4077 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4078 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4079 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4081 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4083 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4084 and return without creating new state if before_nops_num is nonzero.
4085 * config/ia64/ia64.md (first_insn): New attribute.
4086 (alloc): Set it to yes.
4088 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4090 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4091 STMT_VINFO_SUBVARS to NULL.
4092 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4094 2005-03-16 Dale Johannesen <dalej@apple.com>
4096 * rtlanal.c (find_first_parameter_load): Rewrite to
4097 return actual first param load or the call if none,
4098 instead of first in block, when not all loads exist.
4100 2005-03-16 Roger Sayle <roger@eyesopen.com>
4102 * optabs.c (expand_copysign_absneg): Make static.
4103 * optabs.h (expand_copysign_absneg): Delete prototype.
4104 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4106 2005-03-16 Richard Henderson <rth@redhat.com>
4109 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4110 (alias_pairs): Rename from output_defs.
4111 (find_decl_and_mark_needed): Split out from assemble_alias.
4112 (do_assemble_alias): New.
4113 (assemble_output_def): Remove.
4114 (finish_aliases_1, finish_aliases_2): New.
4115 (process_pending_assemble_output_defs): Remove.
4116 (assemble_alias): Defer aliases for which we don't yet have a
4117 non-external decl for the target symbol.
4118 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4119 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4120 * toplev.c (compile_file): Use finish_aliases_2 instead of
4121 process_pending_assemble_output_defs.
4122 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4123 (process_pending_assemble_output_defs): Remove.
4125 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4127 Fix PR tree-optimization/20489
4129 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4130 for empty structures.
4132 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4134 Fix PR tree-optimization/20490
4136 * tree-ssa-pre.c (create_expression_by_pieces): Use
4137 force_gimple_operand on result of fold.
4139 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4141 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4142 of closing parenthesis.
4144 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4146 * builtins.c (expand_movstr): Update a call to
4147 fold_builtin_strcpy.
4148 (expand_builtin_strncpy): Update a call to
4149 fold_builtin_strncpy.
4150 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4151 arguments of CALL_EXPR.
4152 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4153 fold_builtin_strncpy.
4154 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4155 * tree.h: Update the prototypes of fold_builtin_strcpy and
4156 fold_builtin_strncpy.
4158 2005-03-16 Steven Bosscher <stevenb@suse.de>
4159 Dorit Naishlos <dorit@il.ibm.com>
4161 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4162 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4165 2005-03-16 Steven Bosscher <stevenb@suse.de>
4167 * tree-inline.c (walk_type_fields, walk_tree,
4168 walk_tree_without_duplicates): Move from here...
4169 * tree.c: ...to here.
4171 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4173 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4174 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4175 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4176 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4177 (version): Define using $(BASEVER_c).
4178 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4180 (version.o): Depend on version files; add custom generation command.
4181 (prefix.o): Define BASEVER on command line.
4182 (s-iov): Depend on version files; adjust command.
4183 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4185 (gcc-vers.texi): New rule.
4186 (doc/%.info, doc/%.dvi): Add -I . to command line.
4187 (doc/gccinstall.dvi): Likewise.
4188 (PACKAGE): Delete. All uses replaced with "gcc".
4189 * aclocal.m4: Do not include gcc-version.m4.
4190 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4191 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4192 Set is_release based on contents of DEV-PHASE.
4193 Set gcc_version based on contents of BASE-VER.
4194 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4195 * config.in, configure: Regenerate.
4196 * gccbug.in: Determine version of GCC in use at runtime.
4197 * gcov-iov.c: Get version number and development phase from
4198 command line, not by including version.c.
4199 * intl.c: Replace all uses of PACKAGE with "gcc".
4200 * libada-mk.in: Delete unused "gcc_version" variable.
4201 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4202 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4203 commentary to match.
4204 (version_string): Put together from pieces.
4205 * config/alpha/x-vms: Do not use $(gcc_version).
4206 * config/i386/t-nwld: Likewise.
4207 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4208 version-GCC and DEVELOPMENT.
4210 2005-03-15 Roger Sayle <roger@eyesopen.com>
4212 PR tree-optimization/17454
4213 * tree.c (tree_size): Add case for TREE_BINFO.
4214 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4215 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4217 2005-03-15 Roger Sayle <roger@eyesopen.com>
4219 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4220 op1 whilst expanding the signed widenening multiply variant.
4222 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4224 * toplev.c (display_target_options): Avoid unused variable warning if
4225 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4226 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4227 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4228 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4229 (mips_isa_info): New variable.
4230 (mips_parse_cpu): Remove the first argument and leave the caller
4232 (TARGET_HANDLE_OPTION): Override default.
4233 (mips_handle_option): New function. Move option validation code from...
4234 (override_options): ...here. Update calls to mips_parse_cpu.
4235 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4236 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4237 (SUBTARGET_TARGET_OPTIONS): Delete.
4238 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4239 (mno-flush-func, mtune=): New options.
4241 2005-03-15 Roger Sayle <roger@eyesopen.com>
4242 Richard Henderson <rth@redhat.com>
4244 * real.c (c4x_single_format, c4x_extended_format): Provide values
4245 for signbit_ro for c4x's single and extended floating point formats.
4246 * optabs.c (expand_copysign): Use the floating point format's
4247 signbit_ro for expanding via expand_copysign_absneg, and it's
4248 signbit_rw field for expanding via expand_copysign_bit.
4250 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4252 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4253 known_alignment_for_access_p.
4254 (known_alignment_for_access_p): New.
4255 (do_peeling_for_alignment): Field made int instead of bool and renamed
4256 to peeling_for_alignment.
4257 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4258 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4259 functionality used to be in vect_analyze_operations.
4260 (vect_analyze_operations): Code to determine vectorization factor was
4261 moved to vect_determine_vectorization_factor.
4262 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4263 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4265 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4266 be part of vect_analyze_operations).
4267 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4268 creating the guard condition, as the number of iterations may be
4270 (slpeel_tree_peel_loop_to_edge): Use new name of
4271 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4272 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4273 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4274 (vect_do_peeling_for_alignment): Use fold.
4275 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4277 (vect_update_inits_of_dr): Renamed to
4278 vect_update_init_of_dr.
4279 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4280 (vectorizable_store): Fix assertion to use == instead of =.
4282 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4284 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4285 call_used_regs for wCG registers.
4287 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4289 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4290 for non-offsettable memory references to cope with outstanding reload
4291 replacements, take 2.
4293 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4296 * config/i386/i386.h (x86_fisttp): New.
4297 (TARGET_FISTTP): New macro.
4298 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4299 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4300 instruction when fisttp flag is set.
4301 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4303 * config/i386/i386.md (type attribute): Add fisttp.
4304 (unit attribute): Set to i387 for fisttp type.
4305 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4306 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4308 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4309 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4311 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4312 patterns for TARGET_FISTTP. Enable patterns for
4313 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4314 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4315 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4316 implement fisttp x87 insn.
4317 (fix_trunc*_i387_fisttp splitters): New patterns.
4318 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4319 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4320 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4322 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4323 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4324 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4325 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4326 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4327 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4328 Disable patterns for TARGET_FISTTP.
4329 (fix_trunc*_i387 splitters): Implement usign mode macros.
4330 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4331 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4332 (fix_trunx*_sse peephole2s): Implement using mode macros.
4334 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4336 PR rtl-optimization/20291
4337 * combine.c (try_combine): If splitting fails, re-try with
4338 original combined pattern, i.e. before clobber stripping.
4340 2005-03-14 Eric Christopher <echristo@redhat.com>
4342 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4343 STACK_GROWS_DOWNWARD.
4345 2005-03-14 Roger Sayle <roger@eyesopen.com>
4347 * real.h (struct real_format): Split the signbit field into two
4348 two fields, signbit_ro and signbit_rw.
4349 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4350 mips_double_format, ieee_extended_motorola_format,
4351 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4352 ieee_extended_intel_128_format, ibm_extended_format,
4353 mips_extended_format, ieee_quad_format, mips_quad_format,
4354 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4355 i370_double_format, c4x_single_format, c4x_extended_format,
4356 real_internal_format): Update initializers for new field.
4357 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4358 real_format structure.
4359 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4360 field of the real_format structure.
4362 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4364 Fix PR tree-optimization/20458
4366 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4367 DECL_EXTERNAL on STRUCT_FIELD tags.
4368 (clear_call_clobbered): Ditto.
4369 * tree-ssa-operands.c (note_addressable): Make sure the original
4370 variable doesn't slip into the addressable list if we have
4372 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4375 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4377 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4378 (-fwide-exec-charset): Likewise.
4379 (-finput-charset): Likewise.
4380 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4381 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4382 * c.opt (Wnormalized): New.
4384 2005-03-14 Devang Patel <dpatel@apple.com>
4386 * doc/invoke.texi: Add reference to Visibility document.
4388 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4390 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4391 MASK_SPLIT_ADDRESSES.
4392 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4393 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4394 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4395 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4396 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4397 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4398 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4399 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4400 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4401 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4402 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4403 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4404 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4405 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4406 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4407 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4408 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4409 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4410 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4411 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4412 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4413 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4414 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4415 (TARGET_EXPLICIT_RELOCS): Delete.
4416 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4417 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4418 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4419 (override_options): Set MASK_LONG64 if -mint64 is given and no
4420 -mlongXX option is. Complain about -mint64 -mlong32.
4421 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4422 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4423 * config/mips/mips.opt: New file.
4425 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4427 * config.gcc (extra_options): New variable for listing option files.
4428 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4429 * configure.ac (extra_opt_files): New AC_SUBST variable.
4430 (tm_file_list, tm_include_list): Include options.h first.
4431 * configure: Regenerate.
4432 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4433 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4434 (s-options-h): New rule.
4435 (options.h): Depend on it.
4436 (TEXI_GCCINT_FILES): Add options.texi.
4437 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4438 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4439 * target.h (gcc_target): Add default_target_flags and handle_option.
4440 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4441 (TARGET_HANDLE_OPTION): New macros.
4442 (TARGET_INITIALIZER): Include them.
4443 * opt-functions.awk (opt_args, nth_arg): New functions.
4444 (switch_flags): Handle the "Target" flag.
4446 (var_name): Use opt_args and nth_arg.
4447 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4448 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4449 macros for the "Mask" and "InverseMask" options.
4450 * opts.h (cl_var_cond): New enum.
4451 (cl_option): Replace the "has_set_value" and "set_value" fields with
4452 "var_cond" and "var_value".
4453 (CL_TARGET): New macro.
4454 (option_enabled, print_filtered_help): Declare.
4455 (decode_options): Move definition.
4456 * opts.c (handle_option): Search for the original option before
4457 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4458 var_cond and var_value fields. Use targetm.handle_option to handle
4460 (decode_options): Set target_flags to targetm.default_target_flags.
4461 (print_filtered_help): Make global. Handle CL_TARGET.
4462 (option_enabled): New function.
4463 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4464 (display_target_options, set_target_switch, print_switch_values)
4465 (default_pch_valid_p): Guard uses of target_switches with
4466 #ifdef TARGET_SWITCHES. Also...
4467 (display_target_options): Display the CL_TARGET entries in cl_options.
4468 (set_target_option): Don't complain about the "" option when
4469 TARGET_SWITCHES is undefined.
4470 (print_switch_values): Use option_enabled.
4471 (default_pch_valid_p): Check cl_options[] when looking for something
4472 that has changed the value of target_flags.
4473 * c.opt: Remove documentation from top of file.
4474 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4475 * doc/sourecebuild.texi: Refer to the new options documentation
4476 instead of c.opt. Document machine-specific .opt files.
4477 * doc/tm.texi (target_flags): Say that this variable is declared
4479 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4480 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4482 * doc/options.texi: New file.
4484 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4487 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4490 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4493 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4494 temporary variable of pointer type if an lvalues is required.
4495 (gimplify_modify_expr_rhs): Request an rvalue from it.
4496 (gimplify_expr): Pass fallback on.
4498 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4500 * cfgbuild.c: Update comments.
4502 2005-03-14 Roger Sayle <roger@eyesopen.com>
4504 PR rtl-optimization/17236
4505 * optabs.c (expand_doubleword_mult): New helper function split out
4506 from expand_binop. Permute the order in which instructions are
4507 emitted to minimize the number of simultaneously live registers.
4508 (expand_binop): Call expand_doubleword_mult to synthesize a double
4509 word multiplication.
4511 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4513 * basic-block.h: Update the prototypes of cached_make_edge and
4515 * cfg.c (cached_make_edge): Take edge_cache representing one
4516 row of the adjacency matrix of edges.
4517 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4518 (make_edges): Initialize edge_cache to represent one row of
4519 the adjacency matrix of edges.
4521 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4523 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4525 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4526 Remove unused removed_phis variable.
4527 (conditional_replacement): Use build1/build2.
4528 (abs_replacement): Use last_and_only_stmt and build1/build2.
4530 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4532 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4533 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4534 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4535 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4536 * c-common.c (handle_novops_attribute): New function.
4537 (c_common_attribute_table): Add "no vops" entry.
4538 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4539 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4540 * tree-ssa-operands.c (get_call_expr_operands): Do not
4541 create virtual operands for calls with ECF_NOVOPS flag.
4542 * tree.h (DECL_IS_NOVOPS): New macro.
4543 (struct tree_decl): Add novops_flag.
4544 (ECF_NOVOPS): New constant.
4546 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4549 * config/i386/i386.c (x86_use_himode_fiop): New.
4550 (x86_use_simode_fiop): Rename from x86_use_fiop.
4551 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4552 (TARGET_USE_HIMODE_FIOP): New.
4553 (x86_use_simode_fiop): Rename from x86_use_fiop.
4554 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4556 * config/i386/i386.md (X87MODEI12): New mode macro define.
4557 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4558 to implement x87 FP compare with HImode input operands.
4559 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4560 Use X87MODEI12 mode macro to handle HImode input operands.
4561 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4562 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4563 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4564 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4565 macro to implement x87 operators with HImode input operands.
4566 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4569 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4571 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4573 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4574 constants invariant.
4576 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4578 * basic-block.h (BB_VISITED): Removed.
4579 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4581 2005-03-14 Falk Hueffner <falk@debian.org>
4584 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4586 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4588 * ggc-zone.c: Fix comment typos.
4590 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4591 stringpool.c, config/mips/mips-protos.h: Update copyright.
4593 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4595 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4596 throughout with its typedef, "rtx".
4597 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4598 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4599 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4600 regs in comment to match code.
4602 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4604 * except.c (check_handled): Make it static.
4605 * except.h: Remove the corresponding prototype.
4607 * function.c (get_func_frame_size): Make it static.
4608 * function.h: Remove the corresponding type.
4610 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4612 * hard-reg-set.h: Remove the corresponding declarations.
4614 * tree-cfg.c (verify_stmts): Check that
4615 bb_for_stmt (stmt) == bb for every PHI node and statement.
4617 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4619 * config.gcc: Remove excess indentation.
4620 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4622 2005-03-13 Roger Sayle <roger@eyesopen.com>
4625 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4626 * fold-const.c (fold_sign_changed_comparison): Likewise.
4627 (fold_binary): Optimize comparisons against widened operands if
4628 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4630 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4632 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4633 (sparc_override_options): Initialize it.
4634 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4636 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4638 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4639 (reg_or_none500mem_operand): New predicate.
4640 (zero_reg_mem_operand): New predicate.
4641 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4642 to reg_or_none500mem_operand.
4643 (extendsfdf2_fpr): Add MEM alternative.
4644 (extenddftf2_internal): Change operand2 predicate to
4645 zero_reg_mem_operand.
4647 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4649 * ggc-zone.c: Rewritten.
4651 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4653 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4654 * config.in: Regenerated.
4655 * configure: Regenerated.
4656 * gengtype.c (write_types_process_field, write_func_for_structure):
4657 Pass new argument to gt_pch_note_object.
4658 * ggc-common.c (struct ptr_data): Add TYPE.
4659 (gt_pch_note_object): Take TYPE argument and save it.
4660 (call_count): Update call to ggc_pch_count_object.
4661 (call_alloc): Update call to ggc_pch_alloc_object.
4662 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4664 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4665 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4666 (ggc_alloc_zone_stat): Delete.
4667 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4668 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4669 (ggc_pch_alloc_object): Update prototypes.
4670 (garbage_zone): Delete.
4671 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4672 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4674 (tree_id_zone): New variable.
4675 (ggc_alloc_cleared_zone): Remove unused.
4676 (ggc_alloc_zone): Define.
4677 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4678 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4679 ggc_alloc_zone_stat.
4680 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4681 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4682 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4683 (make_node_stat): Likewise. Use tree_id_zone.
4685 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4686 Joseph S. Myers <joseph@codesourcery.com>
4688 * configure.ac: Check for MIPS TLS.
4689 * configure: Regenerated.
4690 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4691 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4692 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4693 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4694 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4695 (mips_classify_symbol, mips_symbolic_constant_p)
4696 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4697 (mips_tls_operand_p, mips_call_tls_get_addr)
4698 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4699 (mips_tls_symbol_ref_1): New functions.
4700 (mips_legitimize_address, mips_legitimize_const_move): Call
4701 mips_legitimize_tls_address.
4702 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4704 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4705 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4706 (mips_char_to_class): Document V1_REG.
4707 (HAVE_AS_TLS): Provide default.
4708 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4710 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4712 (tls_get_tp_<mode>): New instruction.
4714 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4716 * configure.ac: Update checks for target tools.
4717 * configure: Regenerated.
4719 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4721 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4723 2005-03-13 Roger Sayle <roger@eyesopen.com>
4725 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4726 more classes of DImode multiplication by constant. Allow both
4727 multiplication by small negative constants (by performing a
4728 multiplication by a positive constant and negating the result) and
4729 multiplications by large powers of two, by using a left shift.
4731 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4733 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4734 of basic blocks into work_stack.
4736 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4737 config/mips/vr.h: Update copyright.
4739 * c-decl.c (c_init_decl_processing): Remove useless calls to
4740 build_function_type.
4742 * builtins.c (fold_trunc_transparent_mathfn,
4743 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4744 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4745 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4746 fold_builtin_strcpy, fold_builtin_strncpy,
4747 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4750 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4753 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4754 variable determinant.
4756 * tree-cfg.c (group_case_labels): Remove local variable type.
4758 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4761 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4764 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4767 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4768 (*movmemqi_insn): Delete.
4769 (*movmemhi): Delete.
4771 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4773 * builtins.c (fold_builtin_classify): Take decomposed
4774 arguments of CALL_EXPR.
4775 (fold_builtin_1): Update a call to fold_builtin_classify.
4777 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4780 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4781 through into call to parser_xref_tag after parse error.
4782 (c_parser_struct_declaration): Consistently return NULL_TREE on
4785 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4787 * tree-flow-inline.h (ref_contains_array_ref): New function.
4788 (lookup_subvars_for_var): Ditto.
4789 (get_subvars_for_var): Ditto.
4790 (var_can_have_subvars): Ditto.
4792 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4793 (struct subvar): New type.
4795 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4797 * tree-optimize.c (init_tree_optimization_passes): Call
4798 pass_create_structure_vars.
4800 * tree-ssa-alias.c: Include vec.h.
4801 (init_alias_info): Don't auto-clear call clobbered on struct-field
4803 (compute_flow_insensitive_aliasing): Handle subvars.
4804 (group_aliases): Handle STRUCT_FIELD aliases.
4805 (setup_pointers_and_addressables): Ditto.
4806 Don't mark variables non-addressable if they still have
4807 addressable subvars.
4808 Also mark subvars addressable when the real variable is marked
4810 (add_pointed_to_var): Try to prune the pointed-to set by only
4811 pointing to subvars when possible.
4812 Otherwise, make sure we set addresses_needed and pt_vars to
4813 properly include subvars.
4814 (bitpos_of_field): New function.
4815 (push_fields_onto_fieldstack): Ditto.
4816 (get_or_create_used_part_for): Ditto.
4817 (create_overlap_variables_for): Ditto.
4818 (find_used_portions): Ditto.
4819 (create_structure_vars): Ditto.
4820 (pass_create_structure_vars): New structure.
4822 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4823 (get_expr_operands): Handle subvars. Also try to turn
4824 COMPONENT_REF accesses into must-defs now that we can accurately
4826 (note_addressable): Try to only mark as addressable those subvars
4827 we know a COMPONENT_REF touches.
4828 (overlap_subvar): New function.
4830 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4831 Handle subvar storing.
4832 (vect_address_analysis): Update caller of vect_object_analysis.
4834 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4836 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4837 (STMT_VINFO_SUBVARS): New macro.
4839 * common.opts: add flag_tree_salias.
4841 * opts.c (decode_options): flag_tree_salias defaults to on.
4843 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4845 * doc/tree-ssa.texi: Document structural alias analysis.
4847 2005-03-12 Steven Bosscher <stevenb@suse.de>
4849 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4850 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4851 * tree-ssa-operands.c (get_expr_operands): Likewise.
4852 (get_expr_operands): Likewise for ERROR_MARK.
4854 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4856 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4859 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4862 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4863 (mark_operand_necessary): Remove local variable ver.
4865 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4866 variable prefix_len.
4868 * value-prof.c (mod_subtract_transform): Remove local variable
4871 * builtins.c (fold_builtin_exponent): Take decomposed
4872 arguments of CALL_EXPR.
4873 (fold_builtin_1): Update a call to fold_builtin_exponent.
4875 * builtins.c (fold_builtin_logarithm): Take decomposed
4876 arguments of CALL_EXPR.
4877 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4879 * c-decl.c (c_init_decl_processing): Remove local variables
4880 ptr_ftype_void and ptr_ftype_ptr.
4882 * gimplify.c (gimplify_expr): Remove local variables r0 and
4885 * reg-stack.c (move_for_stack_reg): Remove local variable
4887 (compare_for_stack_reg): Remove local variable flags_user.
4888 (convert_regs_1): Remove local variable deleted.
4890 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4892 (combine_blocks): Remove local variables exits and new_e.
4894 * tree-inline.c (expand_call_inline): Remove local variable
4897 * tree-ssa-live.c (create_ssa_var_map,
4898 calculate_live_on_entry): Remove local variable snn.
4900 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4902 * c-lex.c (c_lex_with_flags): Add parameter to call to
4905 2005-03-11 Per Bothner <per@bothner.com>
4907 * c-tree.h (struct c_declarator): New id_loc field.
4908 * c-pragma.h (c_lex_with_flags): Take position reference.
4909 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4910 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4911 (c_lex): Pass dummy location to c_lex_with_flags.
4912 * c-parser.c (c_lex_one_token): Set c_token's location using
4913 c_lex_with_flags, instead of input_location, which might be "ahead".
4914 (c_parser_direct_declarator): Set declarator's id_loc from
4916 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4917 declarator's id_loc, rather than probably-imprecise input_location.
4918 (build_id_declarator): Initialize c_declarator's id_loc field.
4920 2005-03-11 Roger Sayle <roger@eyesopen.com>
4923 * builtins.c (expand_builtin_signbit): Force the signbit's word
4924 into an integer register to avoid SUBREGs of floating point modes.
4926 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4928 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4929 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4930 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4931 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4933 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4935 PR rtl-optimization/20306
4936 * expr.c (emit_move_complex): Set try_int false if mode is
4937 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4938 emit_block_move if try_int is true.
4940 2005-03-11 Richard Henderson <rth@redhat.com>
4943 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4944 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4947 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4949 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4950 (TARGET_FIX_VR4130): New macro.
4951 (TARGET_OPTIONS): Add -mfix-vr4130.
4952 (ISA_HAS_MACCHI): New macro.
4953 (ASM_SPEC): Add -mfix-vr4130.
4954 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4955 (override_options): Handle mips_fix_vr4130_string.
4956 (mips_avoid_hazards): Clear all_noreorder_p
4957 if we're working around VR4130 errata and the macc alternatives
4959 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4960 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4961 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4962 (MULTILIB_DEFAULTS): Remove leading "march=".
4963 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4964 if no architecture option is given.
4965 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4967 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4968 * doc/invoke.texi: Document -mfix-vr4130.
4970 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4972 * config/mips/mips.c (override_options): Only warn about -mint64
4973 deprecation if TARGET_INT64.
4975 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4977 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4978 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4979 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4980 are non-specific regarding the nonnull parameter positions.
4981 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4982 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4983 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4984 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4986 * builtins.def: Use the non-specific "nonnull" attibute lists.
4988 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4990 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4991 single_pred_edge, single_succ, single_pred): Improve comments.
4993 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4995 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4996 single_pred_edge, single_succ, single_pred): New inline functions.
4997 * bb-reorder.c (rotate_loop, find_traces_1_round,
4998 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4999 duplicate_computed_gotos): Use the single_succ/pred functions.
5000 * cfganal.c (forwarder_block_p): Ditto.
5001 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5002 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5003 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5004 merge_seq_blocks): Ditto.
5005 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5006 * cfglayout.c (fixup_reorder_chain): Ditto.
5007 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5008 canonicalize_loop_headers, verify_loop_structure): Ditto.
5009 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5010 mfb_update_loops, create_preheader, force_single_succ_latches,
5011 create_loop_notes): Ditto.
5012 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5013 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5014 commit_one_edge_insertion, purge_dead_edges,
5015 cfg_layout_can_merge_blocks_p): Ditto.
5016 * except.c (sjlj_emit_function_enter): Ditto.
5017 * flow.c (init_propagate_block_info): Ditto.
5018 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5019 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5020 insert_insn_end_bb): Ditto.
5021 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5022 find_if_case_2): Ditto.
5023 * lambda-code.c (perfect_nestify): Ditto.
5024 * lcm.c (optimize_mode_switching): Ditto.
5025 * loop-doloop.c (doloop_modify): Ditto.
5026 * loop-init.c (loop_optimizer_init): Ditto.
5027 * loop-iv.c (simplify_using_initial_values): Ditto.
5028 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5029 * loop-unswitch.c (unswitch_loop): Ditto.
5030 * modulo-sched.c (generate_prolog_epilog): Ditto.
5031 * predict.c (combine_predictions_for_insn, estimate_probability,
5032 tree_estimate_probability, last_basic_block_p,
5033 estimate_bb_frequencies): Ditto.
5034 * profile.c (branch_prob): Ditto.
5035 * regrename.c (copyprop_hardreg_forward): Ditto.
5036 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5037 * tracer.c (layout_superblocks): Ditto.
5038 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5039 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5040 cleanup_control_expr_graph, disband_implicit_edges,
5041 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5042 tree_verify_flow_info, tree_make_forwarder_block,
5043 tree_forwarder_block_p, remove_forwarder_block,
5044 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5045 * tree-if-conv.c (tree_if_conversion): Ditto.
5046 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5047 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5048 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5049 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5050 copy_loop_headers): Ditto.
5051 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5052 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5053 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5054 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5055 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5056 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5057 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5058 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5059 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5060 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5061 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5062 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5063 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5064 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5065 slpeel_add_loop_guard): Ditto.
5067 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5069 PR tree-optimization/15784
5070 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5073 * stmt.c (expand_case): Don't change index_type. Convert minval
5076 PR tree-optimization/20130
5077 * fold-const.c (fold): Fold x * -1 into -x.
5079 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5081 PR rtl-optimization/20331
5082 * rtlanal.c (modified_between_p): Check its address first for MEM.
5083 (modified_in_p): Likewise.
5085 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5087 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5089 2005-03-10 Steven Bosscher <stevenb@suse.de>
5091 * expr.c (expand_expr_real_1): If possible, use a conditional
5092 move for expanding MIN_EXPR and MAX_EXPR.
5093 Use temp for moving around rtx-en.
5095 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5098 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5101 2005-03-10 Roger Sayle <roger@eyesopen.com>
5103 * builtins.c (expand_builtin_signbit): Extend to handle floating
5104 point modes wider than the largest integer type, using the
5105 operand_subword_force function to obtain the signbit's word.
5107 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5110 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5111 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5113 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5115 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5117 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5119 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5121 (perform_edge_inserts): Unconditionally call
5122 free_dominator_info.
5124 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5126 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5128 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5130 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5132 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5134 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5136 (rtl_register_value_prof_hooks,
5137 tree_value_profile_transformations,
5138 tree_register_value_prof_hooks): Likewise.
5139 * var-tracking.c (stack_adjust_offset_pre_post,
5140 variable_htab_free, variable_union, dataflow_set_different_2,
5141 count_uses, variable_was_changed, set_frame_base_location,
5142 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5143 vt_add_function_parameters): Likewise.
5144 * varasm.c (named_section_real, named_section, make_decl_rtl,
5145 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5146 const_hash_1, compare_constant, copy_constant, force_const_mem,
5147 output_constant_pool_2, output_constant_pool_1, output_constant,
5148 output_constructor, make_decl_one_only, decl_tls_model,
5149 default_no_named_section, default_elf_select_section_1,
5150 default_unique_section_1): Likewise.
5151 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5152 * vmsdbgout.c (addr_const_to_string): Likewise.
5155 * function.c (struct assign_parm_data_one): Remove last_named
5157 (assign_parm_find_data_types): Don't determine last_named.
5158 Reorder named_parm determination.
5159 (assign_parms): Only setup varargs on the last non-varadic
5162 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5164 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5165 sda base address on medium model.
5167 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5169 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5170 * cfgloop.c (flow_loop_nodes_find): Export.
5171 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5173 * cfgloopmanip.c (fix_loop_structure): New function.
5174 * predict.c (predict_loops): Clean up the loops information.
5175 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5176 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5178 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5179 (rewrite_into_loop_closed_ssa): Declaration changed.
5180 * tree-loop-linear.c (linear_transform_loops): Add argument to
5181 rewrite_into_loop_closed_ssa call.
5182 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5183 * tree-ssa-loop-im.c (move_computations): Ditto.
5184 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5185 * tree-vectorizer.c (vectorize_loops): Ditto.
5186 * tree-optimize.c: Include cfgloop.h.
5187 (execute_todo): Choose whether to call cleanup_tree_cfg or
5188 cleanup_tree_cfg_loop.
5189 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5190 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5191 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5192 cleanup_tree_cfg_loop call.
5193 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5194 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5195 work on part of cfg.
5197 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5200 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5201 with multiple alternatives.
5203 * stmt.c (parse_output_constraint): Fix a typo.
5205 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5207 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5208 assembly directive instead of deprecated "no-generics".
5210 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5212 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5213 for non-offsettable memory references to cope with outstanding reload
5215 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5216 avoid losing outstanding address reloads.
5217 ("reload_outdi", "reload_outdf"): Likewise.
5219 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5221 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5222 code. Add more cbrt transformations.
5224 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5228 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5230 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5231 NULL_TREE when a given tree is not simplified.
5232 (fold): Return the original tree when any of the functions
5233 mentioned above NULL_TREE.
5235 * fold-const.c (fold_unary, fold_binary): Take decomposed
5236 arguments, code, type, op0, and op1 in case of fold_binary.
5237 (fold): Update calls to fold_unary and fold_binary.
5239 2005-03-09 Roger Sayle <roger@eyesopen.com>
5241 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5242 a fndecl and an arglist instead of a CALL_EXPR, exp.
5244 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5246 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5248 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5250 * expr.c (expand_assignment): Remove orig_to_rtx.
5252 * fold-const.c (int_const_binop): Remove no_overflow.
5254 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5256 * loop-iv.c (get_biv_step_1): Remove lhs.
5258 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5260 * real.c (real_nan): Remove neg.
5262 * function.c (thread_prologue_and_epilogue_insns): Remove i
5265 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5268 * tree-eh.c (tree_could_trap_p): Remove idx.
5270 * tree-into-ssa.c (ann): Remove ann.
5272 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5274 * tree-sra.c (decide_block_copy): Remove inst_count.
5276 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5278 * tree-ssa-loop-im.c (lhs): Remove.
5280 * cfgbuild.c (state, STATE, SET_STATE,
5281 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5283 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5284 (find_basic_blocks): Set the state of each basic block to
5287 2005-03-08 Jeff Law <law@redhat.com>
5289 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5290 goto results in the removal of edges in the CFG, then we need
5291 to recompute dominators.
5293 2005-03-09 Ben Elliston <bje@au.ibm.com>
5295 * c-common.c (c_do_switch_warnings): Comment fix.
5297 2005-03-08 Julian Brown <julian@codesourcery.com>
5299 * Patch from 2005-03-08 reverted for causing regressions and
5300 ppc-darwin bootstrap failure.
5302 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5304 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5305 Define the real function for ppc-darwin.
5306 * c-typeck.c (convert_arguments): Check for target-specific
5307 invalid argument call to unprototyped function.
5308 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5310 * target.h (invalid_arg_for_unprototyped_fn): New field
5312 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5313 default target hook.
5314 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5317 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5319 * c-typeck.c (constructor_stack, constructor_range_stack,
5320 initializer_stack): Make them static.
5322 * cfg.c (rbi_pool): Make it static.
5324 * gimple-low.c (lower_stmt_body): Make it static.
5325 * tree-flow.h: Remove the corresponding prototype. Don't
5328 * sched-deps.c (cache_size): Make it static.
5330 * stor-layout.c (lang_adjust_rli): Make it static.
5332 2005-03-08 Julian Brown <julian@codesourcery.com>
5334 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5335 from being used for symbols with vague linkage when
5336 HAVE_GAS_COMDAT_GROUP is true.
5338 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5340 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5341 nlabel == JUMP_LABEL (jump).
5343 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5345 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5346 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5347 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5348 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5350 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5353 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5354 * c-common.c (handle_returns_twice): New function.
5355 (c_common_attribute_table): Declare eturns_twice' attribute.
5356 * doc/extend.texi: Document eturns_twice' attribute.
5357 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5358 (struct tree_decl): Add returns_twice_flag.
5360 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5362 * tree-ssa-phiopt.c: Fix a comment typo.
5364 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5365 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5366 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5369 2005-03-08 Richard Henderson <rth@redhat.com>
5371 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5372 builtin codes with ctzdi2, clzdi2, popcountdi2.
5373 (struct alpha_builtin_def): Add is_const.
5374 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5375 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5376 (alpha_init_builtins): Init them. Set nothrow and const attributes
5378 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5379 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5380 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5381 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5382 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5383 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5384 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5385 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5386 (TARGET_FOLD_BUILTIN): New.
5387 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5388 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5390 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5392 2005-03-08 Ira Rosen <irar@il.ibm.com>
5394 PR tree-optimization/20122
5395 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5396 condition of access function instead of base.
5398 2005-03-07 Jeff Law <law@redhat.com>
5399 Steven Bosscher <stevenb@suse.de>
5401 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5402 (find_taken_edge): Call find_taken_edge_computed_goto as
5403 appropriate. Allow any gimple invariant rather than just
5404 INTEGER_CST for VAL.
5405 (cleanup_control_flow): Cleanup a computed goto which has turned
5407 (tree_merge_blocks): If block B has any forced labels, move
5408 them to the start of block A.
5409 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5410 computed gotos as well.
5411 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5412 removal of unnecessary computed gotos too.
5413 (lookup_redirection_data): Fix type of INSERT argument. Callers
5416 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5418 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5419 Remove trailing spaces.
5421 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5422 unshare_all_trees): Make them static.
5423 * tree-gimple.h: Remove the corresponding prototypes.
5425 * diagnostic.h: Remove unused prototype
5426 debug_output_buffer.
5427 * modulo-sched.c: Remove unused prototype
5428 set_row_column_for_ps.
5430 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5431 replace_phi_edge_with_variable): Remove unused variable i.
5433 2005-03-07 Per Bothner <per@bothner.com>
5435 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5437 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5440 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5441 bbs on the COND_EXPR instead of the PHI_NODEs.
5442 (candidate_bb_for_phi_optimization): Remove.
5443 (replace_phi_with_stmt): Rename to ...
5444 (replace_phi_edge_with_variable): this and change so that we
5445 replace the phi argument instead of removing the PHI.
5446 (conditional_replacement): Change so we deal with PHI with more
5448 (value_replacement): Likewise.
5449 (abs_replacement): Likewise.
5451 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5453 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5454 output_e500_flip_gt_bit.
5456 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5458 (rs6000_generate_compare): Fix logic to look at the correct bits.
5459 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5461 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5462 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5463 gen_move_from_CR_gt_bit.
5465 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5466 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5467 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5469 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5470 (E500_CR_IOR_COMPARE): New constant.
5472 2005-03-08 Earl Chew <earl_chew@agilent.com>
5473 David Billinghurst <David.Billinghurst@riotinto.com>
5475 * config/i386/host-cygwin.c: New file to support precompiled
5477 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5478 * config.host: Use above files for cygwin host.
5480 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5482 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5483 ordering ops from earlier change.
5485 2005-03-07 Per Bothner <per@bothner.com>
5487 Various fixes to allow us to again build if --enable-mapped-location:
5488 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5489 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5490 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5491 local variable loc. Change logic appropriately.
5492 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5493 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5494 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5495 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5496 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5498 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5500 PR rtl-optimization/19683
5501 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5502 number of bytes, to smallest_int_for_mode. Fix arguments to
5503 REG_CANNOT_CHANGE_MODE_P.
5505 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5507 * reorg.c (relax_delay_slots): Check that the jump is
5508 conditional before trying to invert it.
5510 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5512 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5515 * calls (stack_arg_under_construction): Make it static.
5517 * flow.c (regs_live_at_setjmp): Make it static.
5518 * flow.h: Remove the corresponding prototype.
5520 * reload1.c (reload_startobj, reload_firstobj,
5521 something_needs_operands_changed, reload_inherited,
5522 reload_inheritance_insn, reload_override_in,
5523 reload_spill_index): Make them static.
5525 * recog.c (verify_changes): Make it static.
5526 * recog.h: Remove the corresponding prototype.
5528 * cfgbuild.c (find_sub_basic_blocks): Remove.
5529 * basic-block.h: Remove the corresponding prototype.
5530 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5532 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5534 * tree-ssa-operands.c (check_build_stmt): Remove.
5536 * stor-layout.c (set_alignment): Remove.
5537 * tree.h: Remove the corresponding prototype.
5539 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5541 * tree-ssa-dce.c (control_dependence_map,
5542 visited_control_parents): Make them static.
5544 * cfghooks.c (verify_flow_info): Remove local variable
5547 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5550 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5552 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5554 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5556 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5558 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5559 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5560 PARALLEL for an empty structure.
5562 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5564 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5566 * fold-const.c (fold_binary): Unroll the very first "for"
5569 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5571 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5572 redundant match_code test.
5573 (scc_comparison_operator): Swap match_operand and match_code
5575 (branch_positive_comparison_operator): Same.
5576 (trap_comparison_operator): Use comparison_operator and swap with
5579 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5582 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5583 (out_movhi_r_mr): Read low byte of volatile MEM first.
5584 (out_movhi_mr_r): Write high byte of volatile MEM first.
5586 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5588 * cselib.c (reg_values, reg_values_size): Make them static.
5590 * cse.c (cse_reg_info_table): Make it static.
5592 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5594 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5596 * cse.c (find_best_addr): Use canon_for_address.
5598 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5600 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5601 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5602 SUBREG and MEM, respectively.
5604 * fold-const.c (fold_binary): Use code instead of t.
5606 * fold-const.c (optimize_minmax_comparison): Take decomposed
5607 arguments code, type, op0, and op1 instead of t.
5608 (fold_binary): Update a call to optimize_minmax_comparison.
5610 * fold-const.c (fold_range_test): Take decomposed arguments
5611 code, type, op0, and op1 instead of t.
5612 (fold_binary): Update a call to fold_range_test.
5614 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5615 decomposed arguments code, type, op0, and op1 instead of t.
5616 (fold_binary): Update a call to fold_range_test.
5618 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5620 * fold-const.c (fold_binary): Avoid directly using the original
5621 expression t as much as possible.
5623 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5625 * c-semantics.c (build_stmt): Use TYPE_P instead of
5626 IS_NON_TYPE_CODE_CLASS.
5627 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5628 (NON_TYPE_CHECK): Use TYPE_P instead of
5629 IS_NON_TYPE_CODE_CLASS.
5631 * fold-const.c (fold): Remove handling of binary expressions.
5633 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5635 * doc/c-tree.texi: Wrap comments in @r{}.
5636 * doc/cpp.texi: Likewise.
5637 * doc/cppinternals.texi: Likewise.
5638 * doc/extend.texi: Likewise.
5639 * doc/md.texi: Likewise.
5640 * doc/objc.texi: Likewise.
5641 * doc/sourcebuild.texi: Likewise.
5642 * doc/tm.texi: Likewise.
5645 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5647 * predict.c (apply_return_prediction): Standardize PHI chain
5649 * tree-ssa.c (ssa_redirect_edge): Likewise.
5651 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5652 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5655 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5656 * tree-flow.h: Adjust the prototype for remove_phi_node.
5657 * lambda-code.c (perfect_nestify): Adjust a call to
5660 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5661 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5663 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5664 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5665 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5666 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5668 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5669 of GEN_INT (trunc_int_for_mode (...)).
5670 * loop-iv.c (iv_number_of_iterations): Likewise.
5671 * postreload.c (reload_cse_move2add): Likewise.
5672 * simplify-rtx.c (simplify_const_unary_operation,
5673 simplify_const_binary_operation): Likewise.
5674 * stor-layout.c (get_mode_bounds): Likewise.
5676 * fold-const.c (fold_binary): New.
5677 (fold): Call fold_binary on binary expressions.
5679 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5681 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5682 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5683 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5684 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5685 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5687 2005-03-04 Devang Patel <dpatel@apple.com>
5689 PR tree-optimization/18815
5690 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5691 loops with zero exit edges.
5693 2005-03-04 Devang Patel <dpatel@apple.com>
5695 * doc/invoke.texi: Remove reference to webpage that does not exist.
5697 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5698 Joseph S. Myers <joseph@codesourcery.com>
5701 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5702 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5703 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5704 * pa.c (get_plabel): Change argument to symbol_ref. Call
5705 maybe_get_identifier instead of get_identifier.
5706 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5707 (struct deferred_plabel): Replace name field with symbol field.
5708 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5709 ASM_OUTPUT_EXTERNAL_REAL is defined.
5710 (output_global_address): Use output_addr_const for output of all
5712 (output_deferred_plabels): Use symbol_ref instead of name for address
5714 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5715 ASM_OUTPUT_SYMBOL_REF): New macros.
5716 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5718 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5721 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5723 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5724 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5726 2005-03-04 Jeff Law <law@redhat.com>
5728 * basic-block.h (rediscover_loops_after_threading): Declare.
5729 * tree-ssa-dom.c: Include cfgloop.h.
5730 (tree_ssa_dominator_optimize): Discover loops and some basic
5731 properties. Remove forwarder blocks recreated by loop header
5732 canonicalization. Also mark backedges in the CFG.
5733 * tree-ssa-threadupdate.c: Include cfgloop.h
5734 (rediscover_loops_after_threading): Define.
5735 (struct local_info): New field, JUMP_THREADED.
5736 (prune_undesirable_thread_requests): New function.
5737 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5738 then record that fact for the callers of redirct_edges.
5739 (thread_block): If BB has incoming backedges, then call
5740 prune_undesirable_thraed_requests. Note when we are
5741 going to have to rediscover loop information. Return a
5742 boolean indicating if any jumps were threaded.
5743 (thread_through_all_blocks): Bubble up boolean indicating
5744 if any jumps were threaded.
5745 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5746 (tree-ssa-threadupdate.o): Similarly.
5748 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5750 * fold-const.c (fold_ternary): Unroll the "for" loop to
5753 2005-03-04 Andrew Haley <aph@redhat.com>
5755 * unwind-dw2-fde-glibc.c (struct
5756 unw_eh_callback_data.check_cache): New field.
5757 (frame_hdr_cache): New.
5758 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5759 Cache frame header info.
5761 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5763 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5764 (print_c_condition): Declare.
5765 * read-rtl.c (ptr_loc): New structure.
5766 (ptr_locs, ptr_loc_obstack, joined_conditions)
5767 (joined_conditions_obstack): New variables.
5768 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5769 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5770 (join_c_conditions, print_c_condition): New functions.
5771 (apply_macro_to_string): Associate the new string with the same
5772 source location as the old one.
5773 (add_condition_to_string): Use join_c_conditions.
5774 (read_string): Use set_rtx_ptr_loc to record a filename and line
5775 number for the string.
5776 (read_rtx): Initialize the new variables above.
5777 * genattrtab.c (write_test_expr, write_attr_value): Use
5779 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5780 comment above the GCC_VERSION check.
5781 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5782 Inline the definition of MAYBE_EVAL.
5783 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5784 * genoutput.c (process_template): Likewise.
5785 * genpreds.c (write_predicate_subfunction): Likewise.
5786 (write_predicate_expr): Use print_c_condition.
5787 * genrecog.c (write_cond): Likewise.
5788 * gensupport.c (process_rtx): Use join_c_conditions to join the
5789 conditions of a define_insn_and_split. Record a source location
5790 for the string after the "&&".
5791 (alter_test_for_insn): Use join_c_conditions.
5793 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5796 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5797 PR tree-optimization/15784
5798 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5801 2005-03-04 Ben Elliston <bje@au.ibm.com>
5803 * gcc.c (option_map): Add --coverage.
5804 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5805 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5806 * config/darwin.h: Pass -lgcov for `coverage'.
5807 * doc/invoke.texi (Debugging Options): Document --coverage.
5809 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5811 * gcse.c (bypass_block): Use find_edge wherever possible.
5813 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5817 * c-opts.c (c_common_parse_file): Call start_source_file
5818 and end_source_file at the approriate times.
5820 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5821 the main file, it will be done for us now.
5823 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5825 * fold-const.c (fold_ternary): New.
5826 (fold): Call fold_ternary on ternary expressions. Remove
5827 handling of ternary expressions.
5829 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5831 PR tree-optimization/15784
5832 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5835 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5837 * config/rs6000/predicates.md (branch_comparison_operator):
5838 Convert from C block to conditional format.
5840 2005-03-03 Jan Hubicka <jh@suse.cz>
5842 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5843 and non-constant public variables.
5845 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5847 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5850 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5853 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5854 calls to release_ssa_name and release_phi_node.
5856 * fold-const.c (fold): Remove handling of unary expressions.
5858 * fold-const.c (fold_unary): Avoid directly using the original
5859 expression t as much as possible.
5861 2005-03-03 Roger Sayle <roger@eyesopen.com>
5862 Andrew Pinski <pinskia@physics.uc.edu>
5864 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5865 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5867 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5869 Describe special registers SRP and MOF as allocatable registers.
5870 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5871 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5872 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5873 TARGET_HAS_MUL_INSNS.
5874 (cris_print_operand) <case 'd'>: New case.
5875 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5876 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5878 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5879 (REG_ALLOC_ORDER): Update for MOF.
5880 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5882 (GENERAL_REGS): No longer a define of ALL_REGS.
5883 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5884 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5886 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5887 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5888 (SECONDARY_RELOAD_CLASS): Define.
5889 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5890 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5891 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5892 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5893 (REGISTER_MOVE_COST): Define.
5894 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5895 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5896 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5897 (CRIS_MOF_REGNUM): New define_constants.
5898 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5900 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5902 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5903 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5904 Adjust for MOF being properly described as a register.
5905 (indir_to_reg_split): Name this split. Conditionalize on the
5906 destination register being a general register.
5907 (movei): Conditionalize on on operands 0 and 1 having the same
5910 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5913 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5914 -mcpu to override any other explicitly given flags.
5916 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5918 * recog.c (verify_changes, confirm_change_group): New functions,
5919 broken out of apply_change_group.
5920 (apply_change_group): Use them.
5921 * recog.h (verify_change, confirm_change_group): Declare.
5922 * rtl.h (redirect_jump_2): Declare.
5923 * jump.c (redirect_exp, invert_exp): Delete.
5924 (invert_exp_1): Take second parameter. Return value. Changed caller.
5925 (redirect_jump_2): New function, broken out of redirect_jump.
5926 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5927 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5928 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5930 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5932 * varasm.c (named_section): Use xstrdup rather than doing it by
5935 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5937 2005-03-02 Devang Patel <dpatel@apple.com>
5939 Undo PR tree-optimization/18815 fix.
5941 2005-03-02 Devang Patel <dpatel@apple.com>
5943 PR tree-optimization/18815
5944 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5945 loops with zero exit edges.
5947 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5949 * cfg.c (connect_src, connect_dest, disconnect_src,
5950 disconnct_dest): New.
5951 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5952 redirect_edge_pred): Use the new functions.
5954 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5955 free_dominance_info only when needed.
5957 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5960 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5961 (reg_or_sub_cint64_operand): Same.
5963 2005-03-02 Jeff Law <law@redhat.com>
5965 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5966 CFG_ALTERED in the main DOM iteration loop.
5968 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5971 * varasm.c (initializer_constant_valid_p): Allow conversions
5972 between OFFSET_TYPEs. Tidy.
5974 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5976 * config/cris/cris.md ("return"): Remove epilogue delay list
5979 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5981 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5983 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5985 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5987 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5988 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5989 config/m68k/m68k.c, config/mips/mips.h,
5990 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5991 doc/include/gcc-common.texi: Update copyright.
5993 PR middle-end/18029 and PR middle-end/18030
5994 * expr.c (optimize_bitfield_assignment_op): Add a special case
5995 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5997 * fold-const.c (fold_unary): New.
5998 (fold): Call fold_unary on unary expressions.
6000 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6002 * cgraph.h (struct cgraph_edge): Add prev_caller and
6004 (cgraph_node_remove_callees): Export.
6005 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6007 (cgraph_edge_remove_callee): New function.
6008 (cgraph_edge_remove_caller): Likewise.
6009 (cgraph_remove_edge): Use.
6010 (cgraph_redirect_edge_callee): Likewise.
6011 (cgraph_node_remove_callees): New function.
6012 (cgraph_node_remove_callers): Likewise.
6013 (cgraph_remove_node): Use.
6014 * tree-optimize.c (tree_rest_of_compilation): Use
6015 cgraph_node_remove_callees instead of manual loop.
6016 * cgraphunit.c (cgraph_finalize_function): Likewise.
6017 (cgraph_expand_function): Likewise.
6018 (cgraph_remove_unreachable_nodes): Likewise.
6020 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6023 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6025 * c-decl.c (undeclared_variable): Take location as argument.
6026 * c-typeck.c (build_external_ref): Likewise.
6027 * c-parser.c (c_parser_postfix_expression): Pass location of
6028 identifier to build_external_ref.
6030 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6032 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6033 CCEQ mode for branch_positive_comparison_operator test.
6034 * config/rs6000/predicates (branch_comparison_operator): Revert to
6036 (scc_comparison_operator): Same.
6037 (branch_positive_comparison_operator): Same.
6039 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6041 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6042 (cris_delay_slots_for_epilogue): Remove.
6043 (save_last): Move into cris_target_asm_function_epilogue.
6044 (cris_target_asm_function_epilogue): Remove tests for file being
6046 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6047 (cris_delay_slots_for_epilogue): Remove prototypes.
6048 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6049 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6051 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6053 * config/rs6000/predicates.md (branch_comparison_operator): Change
6054 to define_special_predicate.
6055 (scc_comparison_operator): Same.
6056 (branch_positive_comparison_operator): Same.
6058 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6060 * Makefile.in (tree-ssa-sink.o): New.
6061 (OBJS-common): Add tree-ssa-sink.o.
6062 * common.opt: Add -ftree-sink
6063 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6064 * timevar.def (TV_TREE_SINK): new timevar.
6065 * tree-flow.h (is_hidden_global_store): Prototype.
6066 * tree-optimize.c (init_tree_optimization_passes): Add
6068 * tree-pass.h (pass_sink_code): New.
6069 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6070 for non-obvious global store store to is_hidden_global_store, and
6071 call that new function.
6072 * tree-ssa-sink.c: New file.
6073 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6074 * doc/passes.texi: Document forward store motion.
6075 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6076 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6077 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6078 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6080 2005-03-01 Per Bothner <per@bothner.com>
6082 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6083 and we have a non-zero column-number, add it to the message.
6084 Also factor out the diagnostic_kind_text.
6086 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6088 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6089 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6090 flow_loop_scan): Removed.
6091 (flow_loop_dump): Do not dump removed fields.
6092 (flow_loop_free): Do not free removed fields.
6093 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6094 (loop_exit_edge_p): New function.
6095 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6096 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6097 num_exits, exits_doms.
6098 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6099 LOOP_EDGES, LOOP_ALL): Removed.
6100 (flow_loop_scan): Declaration removed.
6101 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6102 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6104 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6105 (if_convert): Call flow_loops_find and flow_loops_free
6106 when calling mark_loop_exit_edges.
6107 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6108 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6109 free_dominance_info calls.
6110 * loop-init.c (flow_loops_find): Ditto.
6111 * passes.c (rest_of_handle_branch_prob): Ditto.
6112 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6113 * loop-unroll.c (analyze_insns_in_loop): Do not use
6115 * predict.c (predict_loops): Do not call flow_loop_scan.
6116 Use get_loop_exit_edges.
6117 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6118 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6119 Do not use EDGE_LOOP_EXIT.
6120 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6121 to bb_with_exit_edge_p.
6122 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6123 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6124 to bb_with_exit_edge_p.
6125 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6127 * tree-loop-linear.c (linear_transform_loops): Do not call
6128 flow_loop_scan. Use loop->single_exit.
6129 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6130 (vect_analyze_loop_form): Do not call flow_loop_scan.
6131 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6133 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6135 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6136 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6137 slpeel_tree_duplicate_loop_to_edge_cfg,
6138 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6139 Use loop_preheader_edge and loop->single_exit. Do not call
6142 2005-03-01 Nick Clifton <nickc@redhat.com>
6144 * config/arm/arm.c (thumb_find_work_register): Check all of the
6145 argument registers to see if they are free, and a couple of
6146 special cases where the last argument register but can be proved
6147 to be available during the function's prologue.
6148 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6149 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6150 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6152 (thumb_compute_save_reg_mask): Likewise. Also use
6153 thumb_find_work_register() to ensure that there is agreement about
6154 which work register is going to be used in the prologue.
6155 (thumb_output_function_prologue): Use unsigned long as the type
6156 for the register bit-mask. Also delay pushing the link register if
6157 other high registers are going to be pushed.
6158 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6159 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6160 redundant prototypes.
6162 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6165 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6166 and after reload in REG+REG indexed addresses without REG_POINTER
6167 set in the base and not set in the index.
6169 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6171 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6172 Don't undefine here.
6173 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6174 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6175 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6176 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6177 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6179 * config.gcc (sh*-*-linux*): Use config/linux.h.
6181 2005-02-28 Dale Johannesen <dalej@apple.com>
6182 Stan Shebs <shebs@apple.com>
6184 Rewrite of 64-bit Darwin structure-by-value pass/return.
6185 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6186 intoffset, use_stack, named.
6187 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6188 (rs6000_darwin64_record_arg_advance_flush): New.
6189 (rs6000_darwin64_record_arg_advance_recurse): New.
6190 (rs6000_darwin64_record_arg_flush): New.
6191 (rs6000_darwin64_record_arg_recurse): New.
6192 (rs6000_darwin64_record_arg): New.
6193 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6194 (function_arg_boundary): Handle 128-bit aligned structs.
6195 (function_arg_advance): Rewrite darwin64 struct handling.
6196 (function_arg): Call rs6000_darwin64_record_arg.
6197 (function_arg_partial_nregs): Handle darwin64 structs.
6198 (rs6000_darwin64_function_value): Remove.
6199 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6201 2005-02-28 Roger Sayle <roger@eyesopen.com>
6203 PR tree-optimization/20216
6204 * tree-chrec.c (tree_fold_factorial): Delete.
6205 (tree_fold_binomial): Change argument list to take a return type
6206 and change the type of K to unsigned int. Rewrite to avoid explicit
6207 evaluation of factorials, and (recursively) calling fold to perform
6208 compile-time arithmetic. Return NULL on (internal) overflow.
6209 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6210 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6211 if any intermediate calculation overflows.
6212 (chrec_apply): Update call to chrec_evaluate.
6214 2005-02-28 James E Wilson <wilson@specifixinc.com>
6216 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6218 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6221 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6222 instead of NULL_TREE on error.
6224 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6226 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6227 (EASY_VECTOR_15_ADD_SELF): Remove.
6228 (num_insns_constant_wide): Not static.
6229 (validate_condition_mode): Not static.
6230 (toc_relative_expr_p): Not static.
6231 (legitimate_indirect_address_p): Not static.
6232 (macho_lo_sum_memory_operand): Not static.
6233 (invalid_e500_subreg): Not static.
6234 (easy_vector_same): Not static.
6235 (easy_vector_splat_const): Not static.
6236 (RS6000_SYMBOL_REF_TLS_P): Remove.
6237 (any_operand): Delete.
6238 (any_parallel_operand): Delete.
6239 (count_register_operand): Delete.
6240 (altivec_register_operand): Delete.
6241 (xer_operand): Delete.
6242 (s8bit_cint_operand): Delete.
6243 (short_cint_operand): Delete.
6244 (u_short_cint_operand): Delete.
6245 (non_short_cint_operand): Delete.
6246 (exact_log2_cint_operand): Delete.
6247 (gpc_reg_operand): Delete.
6248 (cc_reg_operand): Delete.
6249 (cc_reg_not_cr0_operand): Delete.
6250 (reg_or_short_operand): Delete.
6251 (reg_or_neg_short_operand): Delete.
6252 (reg_or_aligned_short_operand): Delete.
6253 (reg_or_u_short_operand): Delete.
6254 (reg_or_cint_operand): Delete.
6255 (reg_or_arith_cint_operand): Delete.
6256 (reg_or_add_cint64_operand): Delete.
6257 (reg_or_sub_cint64_operand): Delete.
6258 (reg_or_logical_cint_operand): Delete.
6259 (got_operand): Delete.
6260 (got_no_const_operand): Delete.
6261 (easy_fp_constant): Delete.
6262 (easy_vector_constant): Delete.
6263 (easy_vector_constant_add_self): Delete.
6264 (zero_constant): Delete.
6265 (zero_fp_constant): Delete.
6266 (volatile_mem_operand): Delete.
6267 (offsettable_mem_operand): Delete.
6268 (mem_or_easy_const_operand): Delete.
6269 (add_operand): Delete.
6270 (non_add_cint_operand): Delete.
6271 (logical_operand): Delete.
6272 (non_logical_cint_operand): Delete.
6273 (mask_operand): Delete.
6274 (mask_operand_wrap): Delete.
6275 (mask64_operand): Delete.
6276 (mask64_2_operand): Delete.
6277 (and64_operand): Delete.
6278 (and64_2_operand): Delete.
6279 (and_operand): Delete.
6280 (reg_or_mem_operand): Delete.
6281 (lwa_operand): Delete.
6282 (symbol_ref_operand): Delete.
6283 (call_operand): Delete.
6284 (current_file_function_operand): Delete.
6285 (input_operand): Delete.
6286 (rs6000_nonimmediate_operand): Delete.
6287 (rs6000_tls_symbol_ref): Delete.
6288 (save_world_operation): Delete.
6289 (restore_world_operation): Delete.
6290 (load_multiple_operation): Delete.
6291 (store_multiple_operation): Delete.
6292 (vrsave_operation): Delete.
6293 (mfcr_operation): Delete.
6294 (mtcrf_operation): Delete.
6295 (lmw_operation): Delete.
6296 (stmw_operation): Delete.
6297 (branch_comparison_operator): Delete.
6298 (branch_positive_comparison_operator): Delete.
6299 (scc_comparison_operator): Delete.
6300 (trap_comparison_operator): Delete.
6301 (boolean_operator): Delete.
6302 (boolean_or_operator): Delete.
6303 (min_max_operator): Delete.
6304 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6305 (EASY_VECTOR_15): Moved to here.
6306 (EASY_VECTOR_15_ADD_SELF): Move to here.
6307 (PREDICATE_CODES): Delete.
6308 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6309 Declare functions no longer static.
6310 * config/rs6000/predicates.md: New.
6311 * config/rs6000/rs6000.md: Include predicates.md
6313 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6315 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6316 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6318 * cfgrtl.c (need_fake_edge_p): Likewise.
6319 * combine.c (distribute_notes): Likewise.
6320 * emit-rtl.c (try_split): Likewise.
6321 * recog.c (peephole2_opimize): Likewise.
6322 * reg-notes.def (ALWAYS_RETURN): Remove.
6323 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6324 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6325 * tree.h (ECF_ALWAYS_RETURN): Remove.
6327 2005-02-28 Roger Sayle <roger@eyesopen.com>
6330 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6331 between different machine modes is never a "useless" conversion.
6333 2005-02-28 Geert Bosch <bosch@gnat.com>
6336 * doc/contrib.texi: List contributors for Ada front end
6338 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6340 * simplify-rtx.c (simplify_unary_operation_1,
6341 simplify_const_unary_operation): New, extracted from...
6342 (simplify_unary_operation): ... this one.
6343 (simplify_binary_operation_1,
6344 simplify_const_binary_operation): New, extracted from...
6345 (simplify_binary_operation): ... this one.
6346 * rtl.h (simplify_const_unary_operation,
6347 simplify_const_binary_operation): Add prototypes.
6349 2005-02-28 Julian Brown <julian@codesourcery.com>
6351 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6352 building libjava and caused PR regression/20228.
6354 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6357 * Makefile.in (host_subdir): New.
6358 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6359 * configure: Regenerate.
6361 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6363 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6364 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6365 installation directory first.
6367 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6370 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6371 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6372 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6373 * config/cris/cris.md: Tweak comments referring to Q.
6374 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6375 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6376 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6377 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6378 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6379 Insert spaces in constraints to align alternatives vertically for
6381 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6384 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6386 PR rtl-optimization/17728
6387 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6388 operand 0 from general_operand to move_dest_operand.
6390 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6392 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6393 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6394 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6395 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6397 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6399 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6400 * configure: Regenerate.
6401 * libada-mk.in: Remove CC; rename
6402 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6404 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6407 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6408 for the lhs, also walk over the tree. Likewise for rhs.
6410 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6412 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6413 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6414 Do not propagate value of iv before increment over the increment.
6416 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6418 * c-parser.c: New file.
6419 * c-parse.in: Remove.
6420 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6422 (c-parser.o): Add dependencies.
6423 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6424 maintainer-clean, TAGS): Update.
6425 * c-config-lang.in (gtfiles): Update.
6426 * gengtype-lex.l: Don't handle "@@".
6427 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6428 objc_build_synchronized, objc_begin_try_stmt,
6429 objc_begin_catch_clause, objc_finish_catch_clause,
6430 objc_build_finally_clause, objc_finish_try_stmt): New.
6431 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6433 (c_parse_init): Update comment.
6434 * c-decl.c (c_init_decl_processing): Update comment.
6435 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6436 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6437 new c_declspecs members.
6439 2005-02-25 Julian Brown <julian@codesourcery.com>
6441 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6442 from being used for symbols with vague linkage when
6443 HAVE_GAS_COMDAT_GROUP is true.
6445 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6447 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6449 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6452 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6453 (LIBGCC2_HAS_DF_MODE): New.
6454 (LIBGCC2_HAS_XF_MODE): New.
6455 (LIBGCC2_HAS_TF_MODE): New.
6456 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6457 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6458 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6459 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6460 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6461 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6462 and add _fixtfdi, _fixunstfdi, _floatditf
6463 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6464 L_fixunstfdi, L_floatditf.
6465 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6466 (LIBGCC2_HAS_TF_MODE): Define.
6468 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6470 PR tree-optimization/20204
6471 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6472 REWRITE_THIS_STMT markers on PHI nodes.
6473 (rewrite_initialize_block): Likewise.
6475 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6477 * version.c (version_string): Update to 4.1.
6479 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6481 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6482 Clarify that the alternative way doesn't work in GNU C++.
6484 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6486 PR tree-optimization/19937
6487 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6488 to the type of the induction variable.
6490 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6492 PR rtl-optimization/20117
6493 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6494 the block including noncopyable insn.
6496 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6498 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6499 calls to find_reg_note.
6501 2005-02-24 Richard Henderson <rth@redhat.com>
6504 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6507 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6509 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6510 vector types if to use base reg for misaligned non-word ld/std.
6512 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6515 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6516 dwarf2 label manually and put it after, not before the prologue.
6518 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6521 * reload.c (operands_match_p): Only increment register number for
6522 SCALAR_INT_MODE_P modes in multiple hard registers.
6524 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6527 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6529 * ChangeLog.5: Fix log message typo(s).
6530 * ChangeLog.7: Likewise.
6531 * ChangeLog.tree-ssa: Likewise.
6532 * cfgexpand.c: Fix comment typo(s).
6533 * conflict.c: Likewise.
6534 * defaults.h: Likewise.
6535 * dwarf2out.c: Likewise.
6537 * ggc-page.c: Likewise.
6538 * tree-eh.c: Likewise.
6539 * tree-ssa-dom.c: Likewise.
6541 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6544 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6545 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6546 if SHARED is defined.
6549 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6550 allow splitting only if operands 0 and 3 don't overlap.
6552 2005-02-24 Richard Henderson <rth@redhat.com>
6555 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6556 (fold_builtin_1): Call them.
6557 * fold-const.c (fold_complex_mult_parts): Split out from ...
6558 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6559 (fold_complex_div_parts, fold_complex_div): New.
6561 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6563 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6565 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6566 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6568 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6569 (print_node): Likewise.
6570 Print TYPE_SIZES_GIMPLIFIED.
6572 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6574 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6575 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6576 operands as commutative in constraints.
6578 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6580 * tree-into-ssa.c: Re-organize internal functions.
6582 2005-02-24 Richard Henderson <rth@redhat.com>
6585 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6587 * common.opt (fcx-limited-range): New.
6588 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6589 * toplev.c (flag_complex_method): Initialize to 1.
6590 (process_options): Set flag_complex_method to 0 if
6591 flag_cx_limited_range.
6592 * doc/invoke.texi (-fcx-limited-range): New.
6594 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6596 * cse.c (delete_trivially_dead_insns): Speed up by using
6597 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6600 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6602 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6603 functions when -mid-shared-library is being used.
6605 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6607 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6608 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6609 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6610 * system.h: Poison LINK_LIBGCC_SPECIAL.
6612 2005-02-23 James E Wilson <wilson@specifixinc.com>
6614 * gengtype.c (note_insn_name): Make 1 element larger.
6616 2005-02-23 Roger Sayle <roger@eyesopen.com>
6619 PR rtl-optimization/20097
6620 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6621 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6623 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6625 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6626 * t-aix52 (SHLIB_INSTALL): Same.
6628 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6630 * genpreds.c: Update copyright.
6632 2005-02-23 Michael Beach <michaelb@ieee.org>
6635 * config/sparc/t-elf (startup files): Assemble with CPP.
6637 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6639 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6640 (write_predicate_expr): Likewise.
6642 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6644 PR tree-optimization/20100
6645 PR tree-optimization/20115
6646 * tree-optimize.c (init_tree_optimization_passes): Remove
6647 pass_maybe_create_global_var.
6648 * tree-pass.h (pass_maybe_create_global_var): Remove.
6649 * tree-ssa-alias.c (aliases_computed_p): Declare.
6650 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6651 (count_calls_and_maybe_create_global_var): Remove.
6652 (pass_maybe_create_global_var): Remove.
6653 (init_alias_info): Do not declare aliases_computed_p.
6654 (maybe_create_global_var): If the function contains no
6655 call-clobbered variables and a mix of pure/const and regular
6656 function calls, create .GLOBAL_VAR.
6657 Mark all call-clobbered variables for renaming.
6658 (merge_pointed_to_info): Update comment.
6659 (add_pointed_to_var): Likewise.
6660 (is_escape_site): Likewise.
6661 Accept struct alias_info * instead of size_t *.
6663 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6665 * tree-ssa-operands.c (get_call_expr_operands): If
6666 ALIASES_COMPUTED_P is false, do not add call-clobbering
6668 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6669 (delete_tree_ssa): Likewise.
6671 2005-02-22 James E Wilson <wilson@specifixinc.com>
6673 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6674 (do_compile): Do call it here.
6676 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6678 PR rtl-optimization/20017.
6679 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6680 rest_of_handle_cse2, rest_of_handle_gcse): Call
6681 delete_dead_jumptables immediately before calling cleanup_cfg.
6683 2005-02-22 Devang Patel <dpatel@apple.com>
6686 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6689 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6691 * config/rs6000/aix.h (WINT_TYPE): Define.
6693 2005-02-22 Stan Shebs <shebs@apple.com>
6695 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6696 natural alignment for 64-bit Darwin.
6697 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6699 * doc/invoke.texi: Document this.
6701 2005-02-22 DJ Delorie <dj@redhat.com>
6703 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6704 to make_[un]signed_type, not the mode itself.
6706 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6708 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6709 not available. Use tail calls wherever possible.
6710 (make_edge): Call unchecked_make_edge to create an edge.
6712 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6713 (coalesce_ssa_name): Don't check for
6714 SSANORM_USE_COALESCE_LIST.
6715 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6717 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6719 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6720 (rewrite_into_ssa): ... here.
6722 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6724 PR tree-optimization/19786
6725 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6726 tag to another's may-alias bitmap when adding to the other's list.
6728 2005-02-21 DJ Delorie <dj@redhat.com>
6730 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6731 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6732 registers in unsupported ways.
6733 * expmed.c (init_expmed): Likewise.
6735 2005-02-21 Stan Cox <scox@redhat.com>
6737 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6739 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6741 * tree-cfg.c (fold_cond_expr_cond): New.
6742 (make_edges): Call fold_cond_expr_cond.
6743 (find_taken_edge): Accept nothing but INTEGER_CST.
6744 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6746 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6748 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6749 that do not belong to any basic block.
6751 2005-02-21 Jeff Law <law@redhat.com>
6753 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6756 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6758 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6759 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6760 Adjust their definitions.
6761 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6762 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6764 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6765 genautomata.c, langhooks.c, langhooks.h, system.h,
6766 config/arm/lib1funcs.asm: Update copyright.
6768 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6770 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6772 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6775 * doc/install.texi: Document --with-gc.
6777 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6779 * simplify-rtx.c (simplify_unary_operation): Add a missing
6782 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6784 PR tree-optimization/18663
6785 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6786 if the type has variable bounds.
6788 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6790 * gcse.c: Remove an obsolete comment.
6792 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6794 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6796 * doc/extend.texi (Function Attributes) <Attribute const>: The
6797 attribute "pure" is below this text, not above.
6799 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6801 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6802 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6803 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6805 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6808 * langhooks.h (struct lang_hooks): Add to_target_charset.
6809 * langhooks.c (lhd_to_target_charset): New function.
6810 * langhooks-def.h: Declare lhd_to_target_charset.
6811 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6812 (LANG_HOOKS_INITIALIZER): Update.
6813 * c-common.c (c_common_to_target_charset): New function.
6814 * c-common.h: Declare it.
6815 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6816 c_common_to_target_charset.
6818 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6819 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6821 * system.h: Poison them.
6822 * doc/tm.texi: Don't discuss them.
6823 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6824 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6825 (pp_c_char): Do not attempt to generate letter escapes for
6827 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6828 * config/mips/mips.c (mips_output_ascii): Likewise.
6830 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6832 PR tree-optimization/19951
6833 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6836 2005-02-19 Steven Bosscher <stevenb@suse.de>
6839 * function.h (struct function): New field `max_loop_depth'.
6840 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6841 (flow_loops_find): Reset the max loop depth count before finding loops.
6842 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6843 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6844 (calculate_global_regs_live): Make sure the loop will terminate
6845 when the initial sets are not empty.
6847 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6849 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6851 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6853 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6856 * doc/invoke.texi: Remove documentation of %M spec.
6858 (init_spec): Remove %M suffix from -lgcc_s.
6859 (do_spec_1): Remove 'M' case.
6860 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6861 to put shared libraries in the multilib directory. Remove the
6862 shlib_so_soname substitution variable. Don't add a multilib encoding
6863 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6864 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6865 SHLIB_INSTALL as well as SHLIB_LINK.
6866 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6867 (SHLIB_NAME): Delete.
6868 (SHLIB_DIR): New macro.
6869 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6870 (SHLIB_INSTALL): Adjust accordingly.
6871 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6872 * config/t-slibgcc-sld: Likewise.
6873 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6874 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6875 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6877 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6878 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6879 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6880 Use @shlib_base_name@ instead of @shlib_so_name@.
6881 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6882 and @shlib_base_name@.so in @multilib_dir@.
6883 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6884 to the install path.
6885 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6886 (SHLIB_LINK): Remove previous workaround.
6887 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6888 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6889 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6891 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6892 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6893 (SHLIB_INSTALL): Adjust accordingly.
6894 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6895 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6896 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6897 config/t-slibgcc-elf-ver.
6899 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6900 Jakub Jelinek <jakub@redhat.com>
6902 PR tree-optimization/19828
6903 * tree-ssa-loop-im.c: Add a TODO comment.
6904 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6905 without side-effects.
6907 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6909 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6912 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6914 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6915 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6916 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6918 (ia64_reorg): Delete fixup_errata call.
6919 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6920 (TARGET_SWITCHES): Delete -mb-step entry.
6922 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6925 * c-typeck.c (composite_type): Handle quals in transparent unions.
6926 (type_lists_compatible_p): Likewise.
6928 2005-02-18 Stan Shebs <shebs@apple.com>
6930 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6931 expressions in the .literal8 section.
6933 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6935 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6937 2005-02-18 Roger Sayle <roger@eyesopen.com>
6939 * fold-const.c (constant_boolean_node): Always create values of the
6940 specified type, don't bother calling truthvalue_conversion.
6942 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6944 * except.c (output_function_exception_table): Call
6945 assemble_external_libcall (eh_personality_libfunc).
6947 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6950 * config/ia64/ia64.h (struct machine_function): Add state_num.
6951 * config/ia64/ia64.c (process_epilogue,
6952 process_for_unwind_directive): Use new unwind state numbers each
6953 time rather than state 1.
6955 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6958 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6959 before the "*llgt_didi" pattern.
6961 2005-02-18 Jason Merrill <jason@redhat.com>
6963 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6965 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6967 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6968 (div0): Use it in place of ARM_FUNC_ALIAS.
6969 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6971 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6974 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6975 access, the lower bound of the array type if it exists.
6977 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6980 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6981 cases that are out-of-range for the index type.
6983 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6985 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6986 (estimate_case_costs): Don't call convert.
6987 * expmed.c (expand_shift): Likewise.
6988 (make_tree): Call fold_convert instead of convert.
6990 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6993 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6994 that ref to be marked MEM_READONLY_P doesn't have base that needs
6997 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6999 * genautomata.c (output_get_cpu_unit_code_func,
7000 output_cpu_unit_reservation_p): Don't generate old-style function
7003 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7006 PR tree-optimization/20009
7007 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7009 PR tree-optimization/18947
7010 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7011 inline, remove all nodes that are inlined into the extern inline
7014 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7016 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7017 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7018 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7019 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7022 2005-02-17 Roger Sayle <roger@eyesopen.com>
7024 PR tree-optimization/19917
7025 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7026 to be potentially trapping.
7028 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7030 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7032 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7034 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7035 tem becomes a local variable which is set to the value of the
7036 back end defined INITIAL_FRAME_ADDRESS macro.
7037 (expand_builtin_frame_address): Omit the base parameter to
7038 expand_builtin_return_addr.
7039 (expand_builtin_profile_func): Likewise.
7040 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7041 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7042 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7044 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7046 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7047 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7048 * config/frv/frv.c (frv_function_epilogue): Likewise.
7050 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7052 * lambda-code (perfect_nestify): Remove mark/unmark
7054 * tree-loop-linear.c (linear_transform_loops): Add
7055 rewrite_into_ssa call so that ssa is correct for
7056 rewriting into loop closed.
7058 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7060 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7061 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7063 * bt-load.c (btr_def_live_range, combine_btr_defs,
7064 migrate_btr_def, migrate_btr_defs): Likewise.
7065 * cfgcleanup.c (thread_jump): Likewise.
7066 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7067 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7068 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7069 df_rd_local_compute, df_reg_info_compute): Likewise.
7070 * dominance.c (init_dom_info, free_dom_info): Likewise.
7071 * flow.c (init_propagate_block_info,
7072 free_propagate_block_info): Likewise.
7073 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7074 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7075 modify_reg_pav): Likewise.
7076 * loop-invariant.c (find_defs, find_invariant_insn,
7077 find_invariants, free_inv_motion_data): Likewise.
7078 * predict.c (tree_predict_by_opcode,
7079 estimate_bb_frequencies): Likewise.
7080 * stmt.c (expand_case): Likewise.
7081 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7082 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7083 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7084 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7085 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7086 rewrite_ssa_into_ssa): Likewise.
7087 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7088 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7089 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7090 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7091 * tree-sra.c (tree_sra): Likewise.
7092 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7093 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7094 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7095 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7096 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7097 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7099 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7100 calculate_live_on_entry, calculate_live_on_exit,
7101 build_tree_conflict_graph): Likewise.
7102 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7103 record_important_candidates, set_use_iv_cost, find_depends,
7104 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7105 tree_ssa_iv_optimize_finalize): Likewise.
7106 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7107 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7108 tree_duplicate_loop_to_header_edge): Likewise.
7109 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7110 * tree-ssa.c (verify_flow_insensitive_alias_info,
7111 verify_name_tags, verify_ssa, init_tree_ssa,
7112 delete_tree_ssa): Likewise.
7113 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7114 fini_ssanames): Likewise.
7115 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7117 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7119 * config/rs6000/t-rtems: Completely reworked.
7121 2005-02-17 Ira Rosen <irar@il.ibm.com>
7123 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7125 2005-02-17 Ira Rosen <irar@il.ibm.com>
7127 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7128 POINTER_TYPE_P when checking that type is a pointer.
7129 (vect_get_memtag): Remove.
7130 (vect_address_analysis): Use POINTER_TYPE_P. Call
7131 vect_object_analysis with dummy parameter for memtag.
7132 (vect_object_analysis): Extract memtag (functionality that
7133 used to be in vect_get_memtag and moved here). Fix printings.
7134 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7135 with correct parameters. Remove call to vect_get_memtag.
7137 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7139 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7140 (tree-vectorizer.o): Added missing dependencies.
7142 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7144 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7145 declaration in tree-vectorizer.c, now has an extern declaration in
7147 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7148 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7149 get_vectype_for_scalar_type, vect_is_simple_use,
7150 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7151 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7152 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7153 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7154 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7155 find_loop_location): Likewise.
7157 * tree-vectorizer.c (langhooks.h): #include removed.
7158 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7159 moved to tree-vectorized.h.
7160 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7161 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7162 get_vectype_for_scalar_type, vect_is_simple_use,
7163 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7164 vect_supportable_dr_alignment, new_loop_vec_info,
7165 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7166 vect_set_verbosity_level, find_loop_location): Likewise.
7168 (vect_analyze_loop): Function externalized. Declaration moved to
7169 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7170 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7171 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7172 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7173 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7174 vect_enhance_data_refs_alignment, vect_analyze_operations,
7175 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7176 vect_stmt_relevant_p, vect_get_loop_niters,
7177 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7178 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7179 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7180 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7181 vect_get_memtag): Likewise.
7183 (vectorizable_load): Function externalized. Declaration moved to
7184 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7185 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7186 vect_transform_loop): Likewise.
7187 (vect_transform_stmt): Moved to tree-vect-transform.c.
7188 (vect_align_data_ref, vect_create_destination_var,
7189 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7190 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7191 vect_get_vec_def_for_operand, vect_init_vector,
7192 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7193 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7194 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7195 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7196 vect_do_peeling_for_loop_bound): Likewise.
7198 * tree-vect-analyze.c: New file.
7199 * tree-vect-transform.c: New file.
7201 2005-02-17 Jason Merrill <jason@redhat.com>
7203 PR mudflap/19319, c++/19317
7204 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7207 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7209 * doc/install.texi (Specific): Update link for Darwin-specific
7212 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7214 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7215 constant_boolean_node.
7217 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7220 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7221 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7223 2005-02-16 Richard Henderson <rth@redhat.com>
7226 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7228 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7229 replace uses with Wtype_MAXp1_F.
7230 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7231 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7232 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7233 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7234 and HAVE_TFMODE as appropriate.
7235 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7236 (__floatdisf): Likewise.
7237 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7238 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7239 (Wtype_MAXp1_F): New.
7240 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7241 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7243 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7246 * arm.c (arm_apply_result_size): New function.
7247 * arm.h (APPLY_RESULT_SIZE): Define.
7248 * arm-protos.h (arm_apply_result_size): Add prototype.
7249 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7250 (movxf): New expand.
7251 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7252 (call_value_symbol): Remove predicate for operand 0.
7253 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7254 (untyped_call): Rework to correclty return values for any type.
7255 (untyped_return): New expand.
7256 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7258 2005-02-16 Stan Shebs <shebs@apple.com>
7260 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7261 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7263 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7265 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7266 configure settings on Solaris 7 and later.
7268 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7270 PR tree-optimization/19865
7271 * tree-optimize.c (init_tree_optimization_passes): Run
7272 pass_may_alias after pass_sra.
7274 2005-02-16 Richard Henderson <rth@redhat.com>
7275 Stuart Hastings <stuart@apple.com>
7278 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7279 Do nothing if debug info suppressed for this function.
7280 (dbxout_begin_function): Early exit if debug info suppressed for
7283 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7286 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7288 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7290 PR tree-optimization/19967
7291 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7292 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7293 argument TYPE. Adjust calls to fold_builtin_XXX.
7294 (expand_builtin, fold_builtin_1): Adjust calls to
7296 (fold_builtin_strchr, fold_builtin_strpbrk,
7297 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7298 result to a requested type TYPE.
7300 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7303 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7304 (T)x & (T)cst if (T)cst overflows.
7305 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7306 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7308 2005-02-15 Jeff Law <law@redhat.com>
7310 * gcse.c (blocks_with_calls): New bitmap.
7311 (alloc_gcse_mem): Allocate it.
7312 (free_gcse_mem): Free it.
7313 (clear_modifY_mem_tables): Clear it.
7314 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7315 when we encounter CALL_INSNs.
7316 (compute_transp, case MEM): Handle blocks with calls separate
7317 from blocks without calls. Use bitmap iterators rather than
7320 2005-02-15 Peter O'Gorman <peter@pogma.com>
7323 * mklibgcc.in (vis_hide): Use a temporary object file, not
7326 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7329 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7330 access optimization.
7332 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7333 Alan Modra <amodra@bigpond.net.au>
7336 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7337 (_xlqsub): Rename to __gcc_qsub.
7338 (_xlqmul): Rename to __gcc_qmul.
7339 (_xlqdiv): Rename to __gcc_qdiv.
7340 Provide versioned symbol aliases with old names.
7341 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7342 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7343 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7344 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7345 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7347 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7349 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7350 Fold ~(A - 1) and ~(A + -1) to -A.
7352 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7356 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7357 config/pa/pa-host.c:pa_gt_pch_use_address.
7359 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7361 * tree-vn.c (get_value_handle): Make sure that given an
7362 is_gimple_min_invariant expression, we always return it.
7364 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7366 * passes.c (rest_of_handle_gcse): Fix a comment.
7368 2005-02-15 Jeff Law <law@redhat.com>
7370 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7372 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7373 (canon_list_insert, record_last_mem_set_info): Similarly.
7374 (clear_modify_mem_tables): Similarly.
7376 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7378 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7379 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7380 config/mips/mips.md, config/rs6000/aix.h,
7381 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7383 2005-02-15 Richard Henderson <rth@redhat.com>
7385 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7386 call to be best_edge.
7388 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7390 * basic-block.h: Adjust the prototype for find_basic_blocks.
7391 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7392 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7395 * flow.c (recompute_reg_usage): Remove all arguments.
7396 * passes.c (rest_of_compilation): Adjust the call to
7397 recompute_reg_usage.
7398 * rtl.h: Adjust the prototype for recompute_reg_usage.
7400 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7402 * tree-dump.c (dump_files): Update to reflect new member
7404 (dump_register): Add new argument.
7406 (dump_switch_p_1): Check against glob name if doglob was passed.
7407 (dump_switch_p): Check against regular first, then glob if
7408 we didn't have any hits on the dump name.
7409 * tree-optimize.c (register_one_dump_file):
7410 Pass in glob name as well.
7411 * tree-pass.h (struct dump_file_info): Add glob
7414 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7416 PR preprocessor/16323
7417 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7419 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7422 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7423 (trunctfdf2_internal1): New.
7424 (trunctfdf2_internal2): Renamed from trunctfdf2.
7426 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7428 PR tree-optimization/19853
7429 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7431 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7433 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7434 delete_dead_jumptables and cleanup_cfg.
7436 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7438 * reload.c (find_reloads): Swap address_reloaded flags when
7439 swapping commutative operands.
7441 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7443 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7444 Use standard_iv_increment_position for computing the bsi position
7446 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7449 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7452 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7453 life range of hard registers.
7454 * value-prof.c (insn_prefetch_values_to_profile): Only
7457 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7458 profile in libcalls.
7460 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7462 * bitmap.h (bitmap_and_compl_into): Return bool.
7463 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7465 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7467 PR tree-optimization/19944
7468 * fold-const.c (fold): Re-add ABS_EXPR folding.
7470 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7473 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7474 {TARGET,MASK}_XL_COMPAT.
7475 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7477 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7478 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7480 (rs6000_arg_partial_bytes): Same.
7481 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7482 and XL compatibility enabled.
7483 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7484 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7485 test to final condition.
7486 (cmptf_internal2): New.
7487 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7488 xl-compat. Add TFmode information to description.
7490 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7492 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7494 2005-02-13 Jason Merrill <jason@redhat.com>
7497 * fold-const.c (fold_indirect_ref_1): Split out from...
7498 (build_fold_indirect_ref): Here.
7499 (fold_indirect_ref): New fn.
7500 * tree.h: Declare it.
7501 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7502 (gimplify_modify_expr_rhs): Likewise.
7503 (gimplify_expr): Likewise.
7505 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7507 PR tree-optimization/14303
7508 PR tree-optimization/15784
7509 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7510 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7511 ABS_EXPR<x> != 0 to x != 0.
7513 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7515 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7516 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7517 spelling conventions.
7519 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7520 delete_trivially_dead_insns too many times.
7522 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7525 2005-02-12 Ira Rosen <irar@il.ibm.com>
7527 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7528 (vect_is_simple_iv_evolution): Remove redundant parameter
7530 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7531 without last parameter.
7532 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7533 Return pointer step. Call vect_is_simple_iv_evolution without
7534 last parameter. Check only that the step is multiple of size
7535 type. Remove stmt_vinfo updates.
7536 (vect_get_memtag_and_dr): Remove.
7537 (vect_get_memtag): New function.
7538 (vect_address_analysis): New function.
7539 (vect_object_analysis): New function.
7540 (vect_analyze_data_refs): Call vect_object_analysis and
7541 vect_get_memtag. Update stmt_vinfo fields.
7543 2005-02-12 Ira Rosen <irar@il.ibm.com>
7545 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7546 exist and are objects. Remove checks for pointer.
7547 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7548 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7549 (vect_create_data_ref_ptr): Likewise.
7550 (vect_base_addr_differ_p): New function.
7551 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7552 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7553 Don't set the DR_BASE_NAME field of data-ref.
7554 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7556 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7558 * optabs.h (enum optab_index): Add new OTI_ldexp.
7559 (ldexp_optab): Define corresponding macro.
7560 * optabs.c (init_optabs): Initialize ldexp_optab.
7561 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7563 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7565 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7566 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7568 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7569 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7572 2005-02-12 Ira Rosen <irar@il.ibm.com>
7574 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7576 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7578 (vect_get_base_and_offset): Always return an address.
7579 (vect_create_addr_base_for_vector_ref): Remove treatment for
7580 different data reference types.
7581 (vect_compute_data_ref_alignment): Rename base to base_address in
7582 stmt_vec_info. Get the object in order to force its alignment.
7583 (vect_get_memtag_and_dr): Rename base to base_address in
7584 stmt_vec_info. Extract the object for memtag analysis.
7586 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7588 PR regression/19898.
7589 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7590 changes cc_status, use apply modified_in_p to part of cc_status
7591 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7594 2005-02-11 Richard Henderson <rth@redhat.com>
7596 * tree-complex.c (expand_complex_libcall): New.
7597 (expand_complex_multiplication): Use it for c99 compliance.
7598 (expand_complex_division): Likewise.
7599 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7601 * builtins.c (built_in_names): Remove const.
7602 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7604 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7605 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7606 (built_in_names): Remove const.
7607 * c-common.c (c_common_type_for_mode): Handle complex modes.
7608 * flags.h, toplev.c (flag_complex_method): Rename from
7609 flag_complex_divide_method.
7610 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7611 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7612 * libgcc2.h: Declare them.
7613 * libgcc-std.ver: Export them.
7614 * mklibgcc.in (lib2funcs): Build them.
7616 2005-02-11 Steven Bosscher <stevenb@suse.de>
7618 PR tree-optimization/19876
7619 Partially revert my change from 2005-01-14
7620 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7621 (compute_antic): ...and remove the loop here.
7623 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7626 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7627 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7629 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7630 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7632 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7634 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7635 offsets for the big-endian 32-bit case.
7637 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7639 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7641 2005-02-11 Dale Johannesen <dalej@apple.com>
7643 * cselib.c (cselib_process_insn): Clear out regs where
7644 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7645 * reload.c (find_equiv_reg): Ditto.
7647 2005-02-11 Ian Lance Taylor <ian@airs.com>
7649 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7652 * tree.c (build_function_type_list): Work correctly if there are
7655 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7657 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7658 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7659 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7660 TARGET_ZARCH instead of TARGET_64BIT.
7662 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7664 * config/rs6000/t-rtems:
7665 (MULTILIB_OPTIONS): Remove mcpu=602.
7666 (MUTLILIB_DIRNAMES): Remove m602.
7667 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7668 Let mcpu=602 match mcpu=603.
7669 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7671 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7673 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7676 2005-02-10 David Daney <ddaney@avtrex.com>
7678 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7679 * config/i386/linux-unwind.h: Likewise.
7680 * config/ia64/linux-unwind.h: Likewise.
7681 * config/mips/linux-unwind.h: Likewise.
7682 * config/pa/linux-unwind.h: Likewise.
7683 * config/rs6000/linux-unwind.h: Likewise.
7684 * config/s390/linux-unwind.h: Likewise.
7685 * config/sh/linux-unwind.h: Likewise.
7686 * config/sparc/linux-unwind.h: Likewise.
7688 2005-02-10 Steven Bosscher <stevenb@suse.de>
7690 PR tree-optimization/17549
7691 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7692 TER to replace a DEF with its expression if the DEF and the
7693 rhs of the expression we replace into have the same root
7696 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7698 * config/mips/mips.md: Fix the placement of the match_scratch in the
7701 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7703 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7706 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7708 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7709 (strip_offset): Handle addresses.
7710 (add_address_candidates): Use strip_offset.
7711 (difference_cost): Reflect strip_offset change.
7712 (force_var_cost, difference_cost): Strip nops.
7714 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7716 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7718 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7719 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7720 config/cris/cris-protos.h, config/cris/cris.c: Update
7723 2005-02-10 Jeff Law <law@redhat.com>
7725 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7726 (lookup_avail_expr): Similarly.
7728 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7730 * builtins.c (fold_builtin_powi): New function.
7731 (fold_builtin_1): Call it.
7733 2005-02-10 Steven Bosscher <stevenb@suse.de>
7735 PR documentation/19309
7736 * doc/cpp.texi: The __GNUC__ and related predefined macros
7737 are also defined for the "standalone" cpp.
7738 Some non-GCC compilers may also define __GNUC__.
7740 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7743 * c-typeck.c (common_type): New routine. Old common_type renamed
7745 (c_common_type): ...this.
7746 (build_conditional_expr, build_binary_op): Use c_common_type instead
7749 2005-02-10 Steven Bosscher <stevenb@suse.de>
7751 * doc/md.texi: Replace @samp{length} with @code{length}.
7753 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7755 PR tree-optimization/18687
7756 * tree-flow.h (find_loop_niter): Declare.
7757 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7758 Try using scev even for loops with more than one exit.
7759 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7760 (struct ivopts_data): Added niters field.
7761 (struct nfe_cache_elt): New.
7762 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7764 (tree_ssa_iv_optimize_init): Initialize niters cache.
7765 (determine_number_of_iterations): Removed.
7766 (find_induction_variables): Do not call determine_number_of_iterations.
7767 Access niters for single exit through niter_for_single_dom_exit.
7768 (add_iv_outer_candidates): Access niters for single exit through
7769 niter_for_single_dom_exit.
7770 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7771 number_of_iterations_cond.
7772 (iv_period): New function.
7773 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7774 (may_replace_final_value): Take data argument. Use
7775 niter_for_single_dom_exit.
7776 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7777 (rewrite_use_compare): Pass data to may_eliminate_iv.
7778 (rewrite_use_outer): Pass data to may_replace_final_value.
7779 (free_loop_data): Clean up the niters cache.
7780 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7781 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7782 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7783 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7784 (num_ending_zeros): Moved to tree.c.
7785 * tree.h (num_ending_zeros): Declare.
7786 * tree.c (num_ending_zeros): Moved from tree.c.
7788 2005-02-09 Richard Henderson <rth@redhat.com>
7790 * builtins.c (DEF_BUILTIN): Add COND argument.
7791 * tree.h (DEF_BUILTIN): Likewise.
7792 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7793 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7795 (DEF_BUILTIN_STUB): New.
7796 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7797 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7798 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7799 * c-common.c (DEF_BUILTIN): Add COND argument.
7800 * tree.c (local_define_builtin): New.
7801 (build_common_builtin_nodes): New.
7803 2005-02-09 Roger Sayle <roger@eyesopen.com>
7805 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7806 floating point expression ignoring the sign of the result.
7807 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7808 (fold) <MULT_EXPR>: Use it to simplify x*x.
7809 * tree.h (fold_strip_sign_ops): Prototype here.
7810 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7811 argument. Use fold_strip_sign_ops to simplify the first argument.
7812 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7813 first argument when the second argument is an even integer
7814 constant, but only with -funsafe_math_optimizations.
7815 (fold_builtin_1): Update call to fold_builtin_copysign.
7817 2005-02-09 Ian Lance Taylor <ian@airs.com>
7820 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7821 just check whether EH_FILTER_FAILURE falls through.
7823 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7825 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7826 insns return to ready list in the next turn.
7828 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7831 * builtins.def: New __builtin_powi[lf].
7832 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7833 (expand_builtin_powi): New function.
7834 (expand_builtin): Dispatch to expand_builtin_powi.
7835 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7836 * libgcc2.c: Add __builtin_powi[lf] implementation.
7837 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7838 * optabs.h: Add powi_optab.
7839 * optabs.c (init_optabs): Initialize powi_optab.
7840 * doc/extend.texi: Document __builtin_powi[lf].
7842 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7844 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7847 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7850 * fold-const.c (try_move_mult_to_index): Remove redundant
7851 type argument. Create ADDR_EXPR with correct type.
7852 (fold): Update callers of try_move_mult_to_index. Convert
7853 result to the appropriate type.
7855 2005-02-09 Roger Sayle <roger@eyesopen.com>
7858 * config/avr/avr.c (default_rtx_costs): Delete.
7859 (avr_operand_rtx_cost): New function.
7860 (avr_rtx_costs): Completely rewrite.
7862 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7865 * config/cris/cris.c (in_code): New variable.
7866 (cris_output_addr_const): Now a static function, a wrapper for
7868 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7869 case from old cris_output_addr_const.
7870 (cris_asm_output_label_ref): Similar for LABEL_REF.
7871 (cris_output_addr_const_extra): Similar for UNSPEC.
7872 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7873 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7874 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7876 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7877 (cris_asm_output_label_ref): Declare.
7879 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7881 PR preprocessor/19801
7882 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7883 filenames that changed when libcpp was moved to the toplevel.
7885 2005-02-07 Roger Sayle <roger@eyesopen.com>
7887 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7888 zero extensions of BImode operands. Call lowpart_subreg instead
7889 of gen_lowpart_common and gen_lowpart_SUBREG.
7891 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7894 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7895 * configure.ac: Set cc_for_cross_gnattools.
7896 * configure: Regenerate.
7898 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7901 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7903 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7906 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7907 of nested functions.
7909 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7911 * doc/extend.texi: Document deprecated extensions allowing
7912 static floating-point members to have initializers and allowing
7913 floating-point literals in integral constant expressions.
7915 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7917 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7918 config/darwin7.h, config/mips/mips.c,
7919 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7922 * cse.c: Update comments.
7924 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7927 * builtins.c (fold_builtin_sqrt): Transform
7928 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7931 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7932 Dorit Naishlos <dorit@il.ibm.com>
7934 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7935 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7936 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7938 * tree.h (vect_set_verbosity_level): New extern function declaration
7940 * tree-vectorizer.h (verbosity_levels): New enum type.
7941 * tree-vectorizer.c (vect_debug_stats): Function removed.
7942 (vect_debug_details): Likewise.
7943 (vect_verbosity_level): Global variable was defined and initialized.
7944 (vect_dump): Global variable definition.
7945 (vect_print_dump_info): New function.
7946 (vect_set_dump_settings): New function.
7947 (vect_set_verbosity_level): New function.
7948 (vectorize_loops): Add call to vect_set_dump_settings.
7950 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7951 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7952 (slpeel_tree_peel_loop_to_edge): Likewise.
7954 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7955 appropriate verbosity level instead of call to vect_debug_details
7956 or vect_debug_stats.
7957 (vect_get_base_and_offset):
7958 (vect_create_addr_base_for_vector_ref):
7959 (get_vectype_for_scalar_type):
7960 (vect_create_data_ref_ptr):
7962 (vect_get_vec_def_for_operand):
7963 (vect_finish_stmt_generation):
7964 (vectorizable_assignment):
7965 (vectorizable_operation):
7966 (vectorizable_store):
7967 (vectorizable_load):
7968 (vect_transform_stmt):
7969 (vect_update_ivs_after_vectorizer):
7970 (vect_do_peeling_for_loop_bound):
7971 (vect_update_inits_of_drs):
7972 (vect_do_peeling_for_alignment):
7973 (vect_transform_loop):
7974 (vect_is_simple_use):
7975 (vect_analyze_operations):
7976 (vect_is_simple_iv_evolution):
7977 (vect_analyze_scalar_cycles):
7978 (vect_analyze_data_ref_dependence):
7979 (vect_analyze_data_ref_dependences):
7980 (vect_compute_data_ref_alignment):
7981 (vect_enhance_data_refs_alignment):
7982 (vect_analyze_data_refs_alignment):
7983 (vect_analyze_data_ref_access):
7984 (vect_analyze_data_ref_accesses):
7985 (vect_analyze_pointer_ref_access):
7986 (vect_get_memtag_and_dr):
7987 (vect_analyze_data_refs):
7988 (vect_mark_relevant):
7989 (vect_stmt_relevant_p):
7990 (vect_mark_stmts_to_be_vectorized):
7991 (vect_can_advance_ivs_p):
7992 (vect_get_loop_niters):
7993 (vect_analyze_loop_form):
7994 (vect_analyze_loop):
7995 (vectorize_loops): Likewise.
7997 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7998 (vect_update_inits_of_drs):
7999 (vect_do_peeling_for_alignment):
8000 (vect_transform_loop):
8001 (vect_analyze_operations):
8002 (vect_analyze_scalar_cycles):
8003 (vect_analyze_data_ref_dependences):
8004 (vect_analyze_data_refs_alignment):
8005 (vect_analyze_data_ref_accesses):
8006 (vect_analyze_data_refs):
8007 (vect_mark_stmts_to_be_vectorized):
8008 (vect_get_loop_niters):
8009 (vect_analyze_loop_form):
8010 (vect_analyze_loop): Likewise.
8011 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8013 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8017 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8018 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8019 either -ffast-math or -funsafe-math-optimizations is in use.
8021 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8022 * config/mips/irix-csr.c: New file.
8023 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8024 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8025 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8028 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8030 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8031 redundant, incorrect definitions.
8033 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8035 ("*tls_indirect_call"): New, reference hard regs directly.
8036 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8038 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8040 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8041 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8043 2005-02-06 Roger Sayle <roger@eyesopen.com>
8045 PR rtl-optimization/19800
8046 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8047 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8050 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8052 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8054 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8057 * doc/invoke.texi: Correct documentation of -freorder-functions.
8059 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8062 * doc/invoke.texi: Don't mention gccbug.
8064 2005-02-06 Roger Sayle <roger@eyesopen.com>
8065 Andrew Pinski <pinskia@physics.uc.edu>
8066 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8068 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8069 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8070 into just (zero_extract:SI FOO (const_int 1) BAR).
8072 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8074 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8075 macro locally. Don't give last revision date. Use GCC version
8076 number from gcc-common.texi.
8077 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8078 revision date. Use GCC version number from gcc-common.texi.
8079 Describe being a library as current state rather than as 3.x
8081 * doc/gcc.texi: Remove last update date.
8082 * doc/gccint.texi: Likewise. Update copyright dates.
8083 * doc/install.texi: Update copyright dates.
8085 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8088 * doc/invoke.texi: Mention for each option included in -Wall that
8089 it is included in -Wall.
8090 * doc/gcc.texi: Update copyright and last modification date.
8092 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8094 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8095 unnecessary cast to original induction variable increments.
8097 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8099 PR tree-optimization/18219
8100 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8101 in distributed form.
8103 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8105 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8106 Set bitpos and offset later in the function. Do nothing if the
8107 target is a register and if the bitfield lies completely outside
8109 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8110 here. Return an uninitialised register if the source value is stored
8111 in a register and the bitfield lies completely outside that register.
8113 2005-02-06 Steven Bosscher <stevenb@suse.de>
8115 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8118 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8120 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8122 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8124 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8125 * config/darwin8.h: New.
8126 * config/darwin7.h: Update comment.
8128 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8129 Dorit Naishlos <dorit@il.ibm.com>
8131 * tree-vectorizer.h (LOC): New type.
8132 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8133 (loop_line_number): New field in struct _loop_vec_info.
8134 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8136 * tree-vectorizer.c (input.h): Included.
8137 (find_loop_location): New function.
8138 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8139 loop line number removed.
8140 (vect_debug_details): Likewise.
8141 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8143 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8144 call to vect_debug_details/stats changed from loop to loop_loc.
8145 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8146 (slpeel_tree_peel_loop_to_edge): Likewise.
8148 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8149 changed from NULL to UNKNOWN_LOC.
8150 (vect_get_base_and_offset):
8151 (vect_create_addr_base_for_vector_ref):
8152 (get_vectype_for_scalar_type):
8153 (vect_create_data_ref_ptr):
8155 (vect_get_vec_def_for_operand):
8156 (vect_finish_stmt_generation):
8157 (vectorizable_assignment):
8158 (vectorizable_operation):
8159 (vectorizable_store):
8160 (vectorizable_load):
8161 (vect_transform_stmt):
8162 (vect_update_ivs_after_vectorizer):
8163 (vect_do_peeling_for_loop_bound):
8164 (vect_do_peeling_for_alignment):
8165 (vect_transform_loop):
8166 (vect_is_simple_use):
8167 (vect_analyze_operations):
8168 (vect_is_simple_iv_evolution):
8169 (vect_analyze_scalar_cycles):
8170 (vect_analyze_data_ref_dependences):
8171 (vect_compute_data_ref_alignment):
8172 (vect_enhance_data_refs_alignment):
8173 (vect_analyze_data_ref_access):
8174 (vect_analyze_data_ref_accesses):
8175 (vect_analyze_pointer_ref_access):
8176 (vect_get_memtag_and_dr):
8177 (vect_analyze_data_refs):
8178 (vect_mark_relevant):
8179 (vect_stmt_relevant_p):
8180 (vect_mark_stmts_to_be_vectorized):
8181 (vect_can_advance_ivs_p):
8182 (vect_get_loop_niters):
8183 (vect_analyze_loop):
8184 (vectorize_loops): Likewise.
8186 (vectorizable_load): Argument in call to vect_debug_details/stats
8187 changed from loop to LOOP_LOC (loop_vinfo).
8188 (vect_transform_loop):
8189 (vect_analyze_operations):
8190 (vect_analyze_scalar_cycles):
8191 (vect_analyze_data_ref_dependence):
8192 (vect_enhance_data_refs_alignment):
8193 (vect_analyze_data_ref_accesses):
8194 (vect_analyze_pointer_ref_access):
8195 (vect_analyze_data_refs):
8196 (vect_analyze_loop): Likewise.
8198 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8199 changed from loop to loop_loc.
8201 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8203 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8204 Dorit Naishlos <dorit@il.ibm.com>
8206 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8208 (vect_analyze_data_ref_dependences): Likewise.
8210 (vect_is_simple_use): Argument changed from loop structure to
8211 loop_vect_info structure.
8212 (vect_can_advance_ivs_p): Likewise.
8213 (vect_create_index_for_vector_ref): Likewise.
8214 (vect_update_ivs_after_vectorizer): Likewise.
8215 (new_stmt_vec_info): Likewise.
8217 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8218 changed from loop to loop_vinfo.
8219 (vect_create_data_ref_ptr): First argument in call to
8220 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8221 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8222 was changed from loop to loop_vinfo.
8223 (vectorizable_operation): Likewise.
8224 (vectorizable_store): Likewise.
8225 (vect_mark_stmts_to_be_vectorized): Likewise.
8226 (vect_do_peeling_for_loop_bound): First argument in call to
8227 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8228 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8229 was changed from loop to loop_vinfo.
8230 (vect_analyze_data_ref_dependences): Third argument in call to
8231 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8233 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8234 (vect_create_data_ref_ptr): Likewise.
8235 (vect_init_vector): Likewise.
8236 (vect_get_vec_def_for_operand): Likewise.
8237 (vectorizable_assignment): Likewise.
8238 (vectorizable_operation): Likewise.
8239 (vectorizable_store): Likewise.
8240 (vectorizable_load): Likewise.
8241 (vect_update_ivs_after_vectorizer): Likewise.
8242 (vect_is_simple_use): Likewise.
8243 (vect_analyze_data_ref_dependence): Likewise.
8244 (vect_analyze_pointer_ref_access): Likewise.
8245 (vect_can_advance_ivs_p): Likewise.
8247 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8248 before _stmt_vec_info.
8249 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8250 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8251 (new_stmt_vec_info): Argument changed from loop structure to
8252 loop_vect_info structure
8254 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8255 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8256 (vect_create_addr_base_for_vector_ref): Likewise.
8257 (vect_analyze_pointer_ref_access): Likewise.
8259 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8262 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8263 phi flag if the phi is abnormal.
8265 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8268 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8269 information for the new statement.
8271 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8274 * gcc.c (main): Include the target in -v output.
8276 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8278 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8279 Do not drop the extend if we'd have to add a paradoxical subreg
8280 later. Include optabs.h and insn-codes.h.
8281 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8283 2005-02-02 Roger Sayle <roger@eyesopen.com>
8286 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8287 * fold-const.c (const_binop): Avoid constant folding floating
8288 point operations in modes that use composite representations.
8289 * simplify-rtx.c (simplify_binary_operation): Likewise.
8291 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8293 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8295 (altivec_dstt): Likewise.
8296 (altivec_dstst): Likewise.
8297 (altivec_dststt): Likewise.
8298 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8301 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8303 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8304 EXPR_LOCUS from orig_cond to the new cond_stmt.
8305 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8308 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8310 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8311 standard_iv_increment_position. Remove call to bsi_next
8312 (no need to bump the iterator anymore).
8313 (vect_create_index_for_vector_ref): Call
8314 standard_iv_increment_position. Remove second function argument.
8315 (vect_finish_stmt_generation): Remove call to bsi_next
8316 (no need to bump the iterator anymore).
8317 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8318 to vect_create_index_for_vector_ref.
8320 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8322 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8323 phis are used out of the loop.
8325 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8328 * c-decl.c (undef_nested_function): New variable.
8329 (pop_scope): Diagnose undefined nested functions.
8330 (finish_function): Don't attempt cgraph processing or genericizing
8331 if current top-level function contained an undefined nested
8332 function. Reset undef_nested_function at the end of a top-level
8335 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8337 * tree.c (build_int_cst_type): Take sign of the value into account
8338 when deciding whether sign extend the value.
8340 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8343 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8344 (cpp_options, cc1_options): Change %{std*&ansi} to
8345 %{std*&ansi&trigraphs}.
8347 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8349 * cse.c: Update comments.
8351 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8353 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8354 arguments go on the stack. Do not put complex doubles in odd/even
8357 2005-02-02 Steven Bosscher <stevenb@suse.de>
8359 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8360 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8361 -ftree-pre, and -fthread-jumps.
8363 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8365 PR tree-optimization/19578
8366 * tree-flow.h (modified_noreturn_calls): Declare.
8367 (noreturn_call_p): Declare.
8368 * tree-flow-inline.h (noreturn_call_p): New function.
8369 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8370 * tree-cfg.c (modified_noreturn_calls): New variable.
8371 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8372 that contain a mid-block noreturn call.
8373 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8375 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8377 * df.c (df_def_record_1, df_uses_record): Don't use
8379 * df.h (DF_FOR_REGALLOC): Remove.
8381 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8384 * c-typeck.c (really_start_incremental_init): Reset
8385 constructor_max_index for arrays of incomplete type.
8387 2005-02-02 Jeff Law <law@redhat.com>
8389 * gcse.c (struct reg_set): Store the block index where the register
8390 was set rather than the setting insn.
8391 (record_one_set, compute_transp): Corresponding changes.
8392 (pre_insert_copy_insn): Do not call replace_one_set.
8393 (replace_one_set): Remove.
8395 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8398 * doc/gcov.texi: Fix typo.
8400 2005-02-01 Richard Henderson <rth@redhat.com
8403 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8404 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8406 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8407 * config/i386/i386-protos.h: Update.
8409 2005-02-01 Steven Bosscher <stevenb@suse.de>
8411 PR tree-optimization/19217
8412 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8413 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8414 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8415 that it is walking a PHI node.
8417 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8419 * doc/extend.texi (Nested Functions): Update.
8421 2005-02-01 Richard Henderson <rth@redhat.com>
8424 * optabs.c (expand_copysign_absneg): Export.
8425 * optabs.h (expand_copysign_absneg): Declare.
8426 * config/rs6000/rs6000.md (copysigntf3): New.
8428 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8430 PR tree-optimization/19633
8431 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8432 * tree-ssa-alias.c (init_alias_info): Initialize.
8433 (merge_pointed_to_info): Set.
8434 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8435 (dump_points_to_info_for): Show value of pt_null.
8436 (struct count_ptr_d): Declare.
8437 (find_ptr_dereference): Remove.
8438 (ptr_is_dereferenced_by): Remove.
8439 (count_ptr_derefs): New local function.
8440 (count_uses_and_derefs): New local function.
8441 (compute_points_to_and_addr_escape): Call it. If the number
8442 of dereferences is greater than zero, mark the pointer as
8443 dereferenced. If there are fewer dereferences than uses of
8444 the pointer, the pointer's value escapes.
8446 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8448 PR tree-optimization/19670
8449 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8451 (verify_use): ... set it here, instead.
8453 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8455 * doc/sourcebuild.texi (Test directives): Fix formatting.
8457 * doc/sourcebuild.texi (Test directives): Describe selector
8460 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8462 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8463 specific 64-bit CPUs.
8465 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8468 * arm.c (arm_eliminable_register): New function.
8469 (adjacent_mem_locations): Don't allow eliminable registers. Use
8470 HOST_WIDE_INT for address offsets.
8471 * arm-protos.h (arm_eliminable_register): Add prototype.
8473 2005-02-01 Steven Bosscher <stevenb@suse.de>
8475 PR optimization/15242
8476 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8477 * basic-block.h (duplicate_computed_gotos): Add prototype.
8478 * bb-reorder.c (duplicate_computed_gotos): New function to
8479 duplicate sufficiently small blocks ending in a computed jump.
8480 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8481 if not optimizing for size.
8482 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8483 never do tail merging for blocks ending in a computed jump.
8484 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8486 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8488 Patch from Richard Sandiford <rsandifo@redhat.com>
8489 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8490 from inheriting a subreg equivalence with a non-spill register.
8492 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8494 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8496 * config/frv/frv.c (movcc_fp_destination_operand): New.
8497 (gpr_or_memory_operand): Fix typo in comment.
8498 (gpr_or_memory_operand_with_scratch): New.
8499 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8500 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8501 movcc_fp_destination_operand.
8502 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8503 Legitimize memory addresses using a scratch register.
8505 2005-01-31 Jeff Law <law@redhat.com>
8507 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8508 bitmap a sparse bitmap instead of a simple bitmap.
8509 (mark_def_sites_initialize_block): Corresponding changes.
8510 (ssa_mark_def_sites_initialize_block): Likewise.
8511 (ssa_mark_phi_uses): Likewise.
8512 (mark_def_site, ssa_mark_def_sites): Likewise.
8513 (mark_def_site_blocks): Likewise.
8514 (rewrite_ssa_into_ssa): Likewise.
8516 * tree-ssa-dom.c (record_cond): Pass correct variable type
8517 for last argument to htab_find_slot_with_hash.
8519 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8520 effects when optimizing 0 % X. Do not try to optimize X % 0.
8522 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8524 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8527 2005-02-01 Eric Christopher <echristo@redhat.com>
8529 * config/mips/mips.c (override_options): Warn if -mint64
8531 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8534 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8536 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8538 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8539 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8540 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8541 (cached_regno): Initialize to INVALID_REGNUM.
8542 (cse_reg_info_table_size,
8543 cse_reg_info_table_first_uninitialized,
8544 cse_reg_info_timestamp): New.
8545 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8547 (init_cse_reg_info, get_cse_reg_info_1): New.
8548 (get_cse_reg_info): Cache the last look-up.
8549 (new_basic_block): Update the code to clear mappings from
8550 registers to cse_reg_info entries.
8551 (cse_main): Call init_cse_reg_info.
8553 * cse.c (get_cse_reg_info): Update a comment.
8555 2005-01-31 Steven Bosscher <stevenb@suse.de>
8558 * c-decl.c (start_decl): Do not warn about arrays of elements with
8559 an incomplete type here.
8560 (grokdeclarator): Do it here by making a pedwarn an error.
8561 * c-typeck.c (push_init_level): If there were previous errors with
8562 the constructor type, do not warn about braces for initializers.
8563 (process_init_element): Likewise for excess initializer elements.
8565 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8567 * cse.c (delete_trivially_dead_insn): Don't iterate.
8569 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8571 * config/rs6000/rs6000.md (copysignsf3): New expand.
8572 (copysigndf3): Likewise.
8574 2005-01-31 Steven Bosscher <stevenb@suse.de>
8576 * recog.c (constrain_operands): Only look for earlyclobber operand
8577 conflicts if an '&' constraint was seen.
8579 2005-01-31 Marc Espie <espie@openbsd.org>
8581 * config.gcc: Don't include embedded systems fragment, switches default
8582 debugging format to ELF.
8583 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8584 longer pick it up there.
8586 2005-01-31 Dale Johannesen <dalej@apple.com>
8588 * doc/extend.texi (nested functions): Fix linkage description.
8589 Clarify that static is not allowed.
8591 2005-01-31 Dale Johannesen <dalej@apple.com>
8593 * config/rs6000/darwin.md (movsf_low_di): Make work.
8594 (movdf_low_di): Make work.
8596 2005-01-31 Dale Johannesen <dalej@apple.com>
8598 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8599 Make work for 64 bit.
8601 2005-01-31 Roger Sayle <roger@eyesopen.com>
8602 Dale Johannesen <dalej@apple.com>
8605 * fold-const.c (fold_binary_op_with_conditional_arg):
8606 Make types match original operands, before STRIP_NOPS.
8608 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8610 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8611 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8612 (struct gcc_sigcontext): Delete. Merge contents to..
8613 (struct gcc_ucontext): ..here.
8614 (get_sigcontext): Delete.
8615 (get_regs): New function, like get_sigcontext but return regs ptr.
8616 64-bit version finds regs from r1 to support vdso.
8617 (ppc_linux_aux_vector): New function.
8618 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8621 2005-01-31 Ira Rosen <irar@il.ibm.com>
8623 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8625 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8626 redundant fold. Fix misalignment for MINUS_EXPR.
8627 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8628 (vect_analyze_pointer_ref_access): Likewise.
8629 (vect_get_memtag_and_dr): Likewise.
8631 2005-01-31 Richard Henderson <rth@redhat.com>
8633 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8634 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8635 absnegdf2_i387, absnegxf2_i387): Likewise.
8637 2005-01-31 Richard Henderson <rth@redhat.com>
8640 * optabs.c (expand_copysign_absneg): New.
8641 (expand_copysign_bit): Split out from ...
8642 (expand_copysign): ... here. Use expand_copysign_absneg.
8644 2005-01-30 Roger Sayle <roger@eyesopen.com>
8647 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8648 constant as the second operand and a register as the third.
8650 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8653 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8654 that dllimport'd functions do not use all call-clobbered registers
8657 2005-01-30 Richard Henderson <rth@redhat.com>
8660 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8661 expand_abs_nojump and generalize. Use operand_subword and
8662 emit_no_conflict_block. Support large modes.
8663 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8665 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8666 negation to subtraction.
8667 (expand_copysign): Check that the format has signed zeros.
8668 Use operand_subword and emit_no_conflict_block. Support large modes.
8670 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8672 Fix PR tree-optimization/19624
8674 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8675 * tree-ssa-pre.c: Add cfgloop.h.
8677 (pre_stats): New member, constified.
8678 (inserted_exprs): New static variable.
8679 (NECESSARY): New macro.
8680 (create_expression_by_pieces): Fold the expression, and
8681 mark it as defaulting to not necessary. Also put in
8683 (fully_constant_expression): New function.
8684 (insert_into_preds_of_block): Modify to not insert phis when we
8685 are playing with induction variables.
8686 Push phis onto the inserted_exprs vector, and mark them as not
8687 necessary by default.
8688 (insert_aux): Call fully_constant_expression on eprime.
8689 If all edges produce the same value, mark it constant.
8690 (mark_operand_necessary): New function.
8691 (remove_dead_inserted_code): New function.
8692 (init_pre): Init loop optimizer to get loop info.
8693 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8694 (execute_pre): Commit edge inserts, then remove dead code.
8696 2005-01-30 Richard Henderson <rth@redhat.com>
8698 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8699 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8701 2005-01-30 Richard Henderson <rth@redhat.com>
8704 * config/i386/i386.c (ix86_expand_copysign): New.
8705 (ix86_split_copysign_const): New.
8706 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8707 rearrange op1/nmask operands.
8708 * config/i386/i386-protos.h: Update.
8709 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8710 (copysigndf3): Likewise.
8711 (copysignsf3_const, copysigndf3_const): New.
8712 (copysignsf3_var): Rename from copysignsf3, split out splitter
8713 and fix split predicate for X constraint.
8714 (copysigndf3_var): Similarly.
8716 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8718 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8719 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8720 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8722 2005-01-29 Richard Henderson <rth@redhat.com>
8725 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8726 of # and * in constraints.
8728 2005-01-29 Richard Henderson <rth@redhat.com>
8731 * expr.c (store_field): Don't strip sub-mode cast when the input
8732 data is even smaller.
8734 2005-01-29 Richard Henderson <rth@redhat.com>
8737 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8740 2005-01-29 Richard Henderson <rth@redhat.com>
8742 * combine.c (make_field_assignment): Fix argument order
8745 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8747 PR tree-optimization/15791
8748 * fold-const.c (extract_array_ref): New function.
8749 (fold): Fold comparisons between &a[i] and &a[j] or
8750 semantically equivalent trees.
8752 2005-01-29 Jeff Law <law@redhat.com>
8754 * gcse.c (insert_expr_in_table): Revamp handling of available
8755 and anticipatable occurrence lists to avoid unnecessary list
8757 (insert_set_in_table): Similarly.
8759 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8761 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8763 (c_build_qualified_type): Build qualified array types with
8764 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8765 * c-decl.c (c_make_fname_decl): Build unqualified array type
8766 before qualified type.
8767 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8768 type is qualified, not just if type itself is. Don't apply
8769 qualifiers to array type when declarator is processed. Apply
8770 qualifiers to field type whether or not it is an array type.
8771 Don't handle array types specially for applying qualifiers to
8773 * c-typeck.c (composite_type): Build unqualified element type and
8774 array type when forming composite of array types.
8775 (common_pointer_type, comptypes, comp_target_types,
8776 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8777 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8779 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8780 (args2) in variables a1 and a2.
8782 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8784 * cse.c (n_elements_made, max_elements_made): Remove.
8785 (insert): Don't touch n_elements_made.
8786 (cse_main): Don't touch n_elements_made or max_elements_made.
8788 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8791 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8792 configuration part of dp-bit.c to be lost.
8794 2005-01-28 Roger Sayle <roger@eyesopen.com>
8796 * expmed.c (expand_mult_highpart_optab): When attempting to use
8797 a non-widening multiplication in a wider mode, the operands need
8798 to be converted (zero or sign extended) to that mode.
8800 2005-01-28 Ian Lance Taylor <ian@airs.com>
8804 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8805 through if both operands fall through.
8807 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8809 * cse.c (fold_rtx) <PC>: Don't optimize.
8811 2005-01-28 Jeff Law <law@redhat.com>
8813 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8814 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8816 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8818 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8819 cse_reg_info_used_list_end): Remove.
8820 (cse_reg_info_list, cse_reg_info_list_free): New.
8821 (get_cse_reg_info): When allocating an instance of
8822 cse_reg_info, add it to the beginning of the cse_reg_info_list
8823 list. Remove code to maintain cse_reg_info_used_list.
8824 (new_basic_block): Reset the free list to the beginning of
8827 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8829 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8830 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8831 (frv_expand_mdpackh_builtin): New function.
8832 (frv_expand_builtin): Use it to expand __MDPACKH.
8833 * doc/extend.texi (__MDPACKH): Update documentation.
8835 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8837 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8838 SSE_FLOAT_MODE_P for use_sse computation.
8840 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8843 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8845 2005-01-27 Richard Henderson <rth@redhat.com>
8847 * builtins.c (expand_builtin_copysign): New.
8848 (expand_builtin): Call it.
8849 * genopinit.c (optabs): Add copysign_optab.
8850 * optabs.c (init_optabs): Initialize it.
8851 (expand_copysign): New.
8852 * optabs.h (OTI_copysign, copysign_optab): New.
8853 (expand_copysign): Declare.
8855 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8856 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8858 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8859 (ix86_expand_fp_absneg_operator): ... here.
8860 (ix86_split_copysign): New.
8861 * config/i386/i386-protos.h: Update.
8862 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8863 (copysignsf3, copysigndf3): New.
8865 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8866 (copysignsf3, ncopysignsf3): New.
8867 (copysigndf3, ncopysigndf3): New.
8868 (copysignxf3, ncopysignxf3): New.
8869 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8871 2005-01-27 Arend Bayer <arend.bayer@web.de>
8872 Kazu Hirata <kazu@cs.umass.edu>
8874 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8875 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8876 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8879 2005-01-27 Jeff Law <law@redhat.com>
8881 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8882 definitions of SSA_NAMEs which are not being rewritten.
8883 (rewrite_ssa_into_ssa): Only initialize the current definition
8884 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8885 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8886 SSA_NAMEs before returning.
8888 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8890 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8891 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8892 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8893 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8894 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8896 2005-01-27 Steven Bosscher <stevenb@suse.de>
8899 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8900 higher to -O2 and higher. Likewise for tree PRE.
8901 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8904 2005-01-27 Ian Lance Taylor <ian@airs.com>
8907 * gimple-low.c (try_catch_may_fallthru): New static function.
8908 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8909 * tree-inline.c (expand_call_inline): Don't warn about reaching
8910 the end of a non-void function being inlined if the function uses
8913 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8915 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8918 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8919 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8920 (implicitly_declare): Handle error_mark_node.
8922 2005-01-27 Richard Henderson <rth@redhat.com>
8925 * tree.h (struct tree_decl): Add debug_expr_is_from.
8926 (DECL_DEBUG_EXPR_IS_FROM): New.
8927 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8928 * dwarf2out.c (dwarf2out_var_location): Update to match.
8929 * tree-outof-ssa.c (create_temp): Likewise.
8930 * var-tracking.c (track_expr_p): Likewise.
8931 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8932 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8933 * toplev.c (default_tree_printer): Likewise.
8935 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8937 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8938 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8940 2005-01-27 Steven Bosscher <stevenb@suse.de>
8942 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8943 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8944 ASM_CLOBBERS): Add tree checks.
8946 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8947 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8948 * c-common.def (SWITCH_STMT): Update to match.
8949 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8950 macros instead of SWITCH_EXPR ones.
8951 * c-dump.c (c_dump_tree): Likewise.
8952 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8953 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8955 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8957 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8959 * unwind-dw2.c (execute_stack_op): Add missing cases for
8960 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8962 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8964 * config.gcc (Obsolete configurations): Remove 'dummy', add
8965 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8968 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8970 PR tree-optimization/19633
8971 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8973 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8974 are no call-clobbered variables.
8975 * tree-outof-ssa.c (check_replaceable): Return false for calls
8978 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8980 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8981 even for variables with NULL DECL_INITIAL.
8983 2005-01-26 Stuart Hastings <stuart@apple.com>
8985 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8987 2005-01-26 Richard Henderson <rth@redhat.com>
8990 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8992 * expr.c (store_field): Strip conversions to odd-bit-sized types
8993 if the destination field width matches.
8995 2005-01-26 Richard Henderson <rth@redhat.com>
8997 * c-decl.c, expmed.c, expr.c: Revert last change.
8999 2005-01-26 Richard Henderson <rth@redhat.com>
9002 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9004 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9005 if we don't need the bits above those present in the current mode.
9006 * expr.c (store_field): Strip conversions to odd-bit-sized types
9007 if the destination field width matches.
9009 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9011 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9012 either -ffast-math or -funsafe-math-optimizations is in use.
9014 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9018 * config/avr/avr.c (notice_update_cc): Only set condition code for
9019 ashrqi3 if shift count > 0.
9020 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9021 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9022 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9023 count <= 0 as a no-op, and shift count >= width by copying zero
9024 or sign bit to all bits of the result.
9025 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9026 count, with attribute "length" set to 0 and "cc" set to "none".
9028 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9030 * doc/invoke.texi: Document -mTLS.
9032 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9033 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9034 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9035 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9036 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9037 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9038 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9039 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9041 * configure.ac: Check for a TLS capable gas.
9043 * configure: Regenerate.
9045 2005-01-26 Richard Henderson <rth@redhat.com>
9048 * combine.c (make_field_assignment): Simplify store to zero_extract
9049 from a source with an overlapping mask.
9051 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9053 2004-11-11 Eric Christopher <echristo@redhat.com>
9055 * config/frv/frv.md: Add fr400_integer automaton. Don't
9056 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9059 2005-01-26 Steven Bosscher <stevenb@suse.de>
9062 * cfgbuild.c (make_edges): Do not clear or set
9063 current_function_has_computed_jump.
9064 * function.h (struct function): Remove the has_computed_jump field.
9065 (current_function_has_computed_jump): Do not define.
9066 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9067 in a computed jump. Ignore current_function_has_computed_jump.
9069 2005-01-26 Richard Henderson <rth@redhat.com>
9072 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9073 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9075 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9076 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9077 objects into static storage if they have more than one non-zero value.
9078 * tree.h (categorize_ctor_elements): Update decl.
9080 2005-01-26 Steven Bosscher <stevenb@suse.de>
9083 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9084 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9085 to this function from 2004-07-10.
9086 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9087 the current function for tail call optimizations if the address
9088 of one of it its arguments is taken.
9090 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9092 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9094 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9096 * function.c (expand_function_end): If current_function_calls_alloca,
9097 emit stack restore in a place that is reached when the function falls
9100 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9102 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9103 rule to avoid matching inappropriate suffix rule.
9105 2005-01-26 Jan Hubicka <jh@suse.cz>
9107 PR tree-optimization/19241
9108 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9110 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9112 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9113 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9115 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9116 <sim*>: Always use crt1.o, regardless of N in simN.
9117 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9118 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9119 (CRT_CALL_STATIC_FUNCTION): Remove.
9120 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9121 use crt1.o, regardless of N in simN.
9122 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9123 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9124 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9125 case isystem setting.
9126 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9128 2005-01-25 Ian Lance Taylor <ian@airs.com>
9130 * gimple-low.c (block_may_fallthru): Correct handling of
9131 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9133 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9135 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9136 handlers to match indentation; nested under the mtune=* handler.
9137 Similar for mcpu= and march=.
9139 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9141 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9142 * config/mips/linux64.h (LIB_SPEC): Likewise.
9143 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9144 * config/sh/linux.h (LIB_SPEC): Likewise.
9146 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9148 * config/frv/frv.c (frv_legitimize_tls_address): New.
9149 (TARGET_HAVE_TLS): Define.
9150 (FRV_SYMBOL_REF_TLS_P): Define.
9151 (frv_override_options): Handle new register classes.
9152 (frv_legitimate_address_p): Reject tls addresses.
9153 (frv_legitimize_address): Handle TLS addresses.
9154 (gen_inlined_tls_plt): New.
9156 (frv_legitimize_tls_address): New.
9157 (unspec_got_name): Add TLS entries.
9158 (got12_operand): Add R_FRV_TLSMOFF12 case.
9159 (frv_emit_move): Fixup TLS addresses.
9160 (frv_emit_movsi): Legitimize TLS addresses.
9162 * config/frv/frv.h (MASK_BIG_TLS): New.
9163 (TARGET_BIG_TLS): New.
9164 (HAVE_AS_TLS): Define.
9165 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9166 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9167 (REG_CLASS_NAMES): Same.
9168 (REG_CLASS_CONTENTS): Same.
9169 (CONSTRAINT_LEN): New.
9170 (REG_CLASS_FROM_CONSTRAINT): New.
9171 (PREDICATE_CODES): Add symbolic_operand.
9173 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9174 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9175 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9176 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9177 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9178 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9179 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9180 GR9_REG, GR14_REG, LRREG.
9181 (type): Add load_or_call attribute.
9182 ("load_or_call"): New reservation.
9183 ("call_gettlsoff"): New.
9184 ("tls_indirect_call"): New.
9185 ("tls_load_gottlsoff12"): New.
9186 ("tlsoff_hilo"): New.
9187 ("tls_tlsdesc_ldd"): New.
9188 ("tls_tlsoff_ld"): New.
9191 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9193 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9195 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9196 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9197 * config/frv/frv.c (TLS_BIAS): Define.
9198 (frv_output_dwarf_dtprel): New.
9200 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9202 PR rtl-optimization/19579
9203 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9204 both A and B, see if they don't clobber registers the other expr uses.
9206 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9208 * real.c (do_add): Initialize signalling and canonical members.
9210 * real.c (real_from_integer): Zero out destination.
9212 2005-01-18 Jan Hubicka <jh@suse.cz>
9214 PR tree-optimize/19337
9215 * tree-inline.c (initialize_inlined_parameters): Copy
9216 saved_static_chain_decl only.
9218 2005-01-25 Richard Henderson <rth@redhat.com>
9222 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9223 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9224 80387 enabled, to return a proper subclass. Return the subset that
9225 overlaps with GENERAL_REGS for PLUS.
9226 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9228 2005-01-25 Richard Henderson <rth@redhat.com>
9231 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9233 2005-01-25 Roger Sayle <roger@eyesopen.com>
9235 * expmed.c (choose_multiplier): Change interface to return the
9236 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9237 (expand_divmod): Update calls to choose_multiplier.
9239 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9242 * expmed.c (extract_bit_field): Use adjust_address instead of
9243 gen_lowpart when op0 is a MEM.
9245 2005-01-24 Steven Bosscher <stevenb@suse.de>
9247 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9249 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9251 * config/mips/irix-csr.c: New file.
9252 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9253 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9254 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9257 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9260 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9261 sparc/elf.h, add sparc/sp-elf.h.
9262 (sparc-*-rtems*): Likewise.
9263 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9264 tm-dwarf2.h, add sparc/sp-elf.h.
9265 (sparc86x-*-elf): Likewise.
9266 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9267 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9268 TARGET_OS_CPP_BUILTINS.
9269 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9270 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9272 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9273 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9274 (SWITCH_TAKES_ARG): Likewise.
9275 (LOCAL_LABEL_PREFIX): Likewise.
9276 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9277 (TARGET_N_FORMAT_TYPES): Delete.
9278 (TARGET_FORMAT_TYPES): Likewise.
9279 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9280 * config/sparc/elf.h: Delete.
9281 * config/sparc/sp-elf.h: New file.
9283 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9285 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9286 * tree-flow.h: Remove the corresponding prototype.
9287 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9288 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9290 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9293 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9294 for AIX ABI or ELF -fPIC.
9295 (rs6000_emit_load_toc_table): Don't create toc_section here.
9296 (rs6000_xcoff_file_start): Nor here.
9298 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9300 * sh.c (ra.h): Don't #include.
9301 (hard_regs_intersect_p): New function, resurrected from ra.c.
9303 * sh.c: Fix 1996 Copyright.
9305 2005-01-24 Richard Henderson <rth@redhat.com>
9306 Aldy Hernandez <aldyh@redhat.com>
9308 * regrename.c (note_sets): Handle subregs.
9310 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9313 * genconditions.c (write_header, write_conditions): Elide file if
9316 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9318 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9319 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9322 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9324 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9325 expand_builtin_printf, expand_builtin_fprintf,
9326 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9327 checking against POINTER_TYPE.
9328 (validate_arglist): Handle POINTER_TYPE code by checking
9331 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9333 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9335 (for_each_rtx): Call for_each_rtx_1.
9336 * rtl.h (init_rtlanal): Declare.
9337 * toplev.c (backend_init): Call init_rtlanal.
9339 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9341 * flow.c (propagate_one_insn): Formatting.
9344 * flow.c (libcall_dead_p): Be more conservative if unsure.
9345 If there are any instructions between insn and call, see if they are
9346 all dead before saying the libcall is dead.
9348 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9350 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9351 operand constraint for operand 0.
9353 2005-01-23 Richard Henderson <rth@redhat.com>
9356 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9357 edges leading to join block.
9359 2005-01-23 Roger Sayle <roger@eyesopen.com>
9361 * expmed.c (expand_mult_highpart): Make static. Change type of
9362 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9363 (expand_divmod): Updates calls to expand_mult_highpart by using
9364 gen_int_mode to pass a CONST_INT rtx.
9365 * rtl.h (expand_mult_highpart): Remove prototype.
9367 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9369 * flow.c (regset_bytes, regset_size): Remove.
9371 * cfganal.c: Fix a reference to Harvey's paper.
9373 2005-01-23 Steven Bosscher <stevenb@suse.de>
9375 PR rtl-optimization/19464
9376 * tree-optimize.c (init_tree_optimization_passes): Add one more
9377 copyrename pass just before out-of-ssa.
9379 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9382 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9383 * ggc-none.c (ggc_free): Define.
9385 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9387 * cse.c (max_reg, max_insn_uid): Remove.
9388 (cse_main): Don't access max_reg or max_insn_uid.
9390 * c-common.c (explicit_flag_signed_bitfields,
9391 lang_statement_code_p, lang_expand_function_end): Remove.
9392 * c-common.h: Remove the corresponding declarations.
9393 * c-opts.c (c_common_handle_option): Remove all write access
9394 to explicit_flag_signed_bitfields.
9396 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9397 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9398 * cgraph.h: Remove the corresponding declaration.
9400 * gcse.c (null_pointer_info): Remove.
9402 2005-01-23 Roger Sayle <roger@eyesopen.com>
9403 Eric Botcazou <ebotcazou@libertysurf.fr>
9405 * combine.c (simplify_logical): Only simplify logical expressions
9406 of the form ior(and(x,y),z) by the inverse distributive law if the
9407 result is cheaper than the original.
9409 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9411 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9412 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9413 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9414 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9415 config/freebsd-spec.h, config/arm/arm.h,
9416 config/h8300/h8300.md, config/i386/i386.md,
9417 config/i386/predicates.md, config/i386/sse.md,
9418 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9419 config/vax/vax.md: Fix comment typos. Follow spelling
9422 2005-01-23 Steven Bosscher <stevenb@suse.de>
9424 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9425 tests, instead of `less than'.
9427 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9429 * function.c (assign_parm_setup_block): When creating a new stack slot
9430 for a parameter, get its alignment from the parameter's DECL_ALIGN
9431 rather than the type's TYPE_ALIGN. Make sure that the parameter
9432 is at least word aligned.
9434 2005-01-22 Roger Sayle <roger@eyesopen.com>
9437 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9439 2005-01-22 Richard Henderson <rth@redhat.com>
9442 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9443 in both compare operands.
9444 (movdfcc_1_sse_max): Likewise.
9445 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9446 (movdfcc_1_sse): Likewise.
9447 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9448 scratch register as needed.
9450 2005-01-22 Richard Henderson <rth@redhat.com>
9452 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9454 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9456 2005-01-22 Richard Henderson <rth@redhat.com>
9458 * genopinit.c (optabs): Use smin/smax for floating point too.
9459 * doc/md.texi: Update to match. Clarify that floating point
9460 results are undefined for +0/-0 and NaN.
9461 * doc/rtl.texi: Likewise.
9462 * rtl.def (SMIN, SMAX): Likewise
9463 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9465 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9466 leading 's' to the name.
9467 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9468 smaxxf3, sminxf3): Likewise.
9469 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9472 2005-01-22 Paul Brook <paul@codesourcery.com>
9474 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9476 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9478 * config/s390/s390.c (struct processor_costs): New fields
9479 dlgr, dlr, dr, dsgfr, dsgr.
9480 (z900_cost, z990_cost): Values for new fields.
9481 (s390_rtx_costs): New cases MEM und COMPARE in switch
9482 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9483 DIV, MOD, UDIV, UMOD.
9485 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9487 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9488 into the register being decremented.
9489 ("doloop_si31", "doloop_di"): Likewise.
9490 ("*doloop_si_long"): Adapt pattern.
9492 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9494 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9496 (CLASS_MAX_NREGS): Likewise.
9498 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9500 * doc/tree-ssa.texi (Statement Operands): Add example for new
9501 must-def macro. Note deprecation of old operands interface.
9503 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9505 PR tree-optimization/19484
9506 * tree-cfg.c (remove_fallthru_edge): New function.
9507 (cleanup_control_flow): Remove fallthru edges from calls that are
9508 now known not to return.
9510 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9512 Fix PR tree-optimization/19038
9513 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9514 copies with loop variant ones.
9516 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9518 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9519 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9520 config/alpha/alpha.md, config/alpha/predicates.md,
9521 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9522 config/sparc/sol2.h: Update copyright.
9524 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9525 first label to see if it is a nonlocal label.
9527 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9528 Andrew Pinski <pinskia@physics.uc.edu>
9531 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9532 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9534 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9536 * config/rs6000/rtems.h: Update copyright.
9538 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9541 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9542 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9543 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9545 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9548 * c-typeck.c (convert_arguments): Check for error_mark_node.
9550 2005-01-21 Ian Lance Taylor <ian@airs.com>
9552 PR tree-optimization/13000
9553 * tree-inline.c: Include "tree-flow.h".
9554 (expand_call_inline): If warn_return_type, warn if non-void inline
9555 function falls through.
9556 * tree-cfg.c (execute_warn_function_return): Don't warn about
9557 control reaching end if TREE_NO_WARNING is set. Set
9559 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9561 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9562 branch if we don't need one.
9563 * c-typeck.c: Include "tree-flow.h"
9564 (c_finish_bc_stmt): Don't add a goto if the current statement
9565 list doesn't fall through to the current point.
9567 2005-01-21 Roger Sayle <roger@eyesopen.com>
9569 PR rtl-optimization/576
9570 * real.c (real_arithmetic): Change return type from void to bool
9571 to return an indication that the result may be inexact.
9572 * real.h (real_arithmeric): Update prototype.
9573 * fold-const.c (const_binop): Don't constant fold floating
9574 point expressions when the user specifies -frounding-math and
9575 the result may depend upon the run-time rounding mode.
9576 (fold_convert_const_real_from_real): Clean-up.
9577 (fold_initializer): Ignore flag_rounding_math for initializers.
9578 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9579 constant fold FP operations with flag_rounding_math if the
9580 result may depend upon the run-time rounding mode.
9582 2005-01-21 Tom Tromey <tromey@redhat.com>
9584 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9586 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9588 * tree-cfg.c: Fix comment typos.
9590 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9592 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9593 around the call to rest_of_handle_branch_target_load_optimize.
9595 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9597 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9598 (sparc64-*-openbsd*): Likewise.
9599 (sparclite-*-elf*): Include tm-dwarf2.h.
9600 (sparc86x-*-elf*): Likewise.
9601 (sparc64-*-elf*): Likewise.
9602 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9603 (DBX_DEBUGGING_INFO): Likewise.
9604 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9605 (PREFERRED_DEBUGGING_TYPE): Likewise.
9606 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9607 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9608 (PREFERRED_DEBUGGING_TYPE): Likewise.
9609 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9610 (PREFERRED_DEBUGGING_TYPE): Likewise.
9611 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9613 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9616 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9618 2005-01-20 Paul Brook <paul@codesourcery.com>
9620 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9622 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9624 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9625 label is first in a sequence of labels.
9627 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9629 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9630 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9632 * doc/sourcebuild.texi (Test Directives): New.
9634 2005-01-20 Roger Sayle <roger@eyesopen.com>
9636 * real.c (real_floor): Don't leave the result uninitialized when
9637 mode is VOIDMode, but return the unrounded intermediate value.
9638 (real_ceil): Likewise.
9640 2005-01-20 Paul Brook <paul@codesourcery.com>
9642 * config/arm/arm.md (insv): Use gen_int_mode.
9644 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9646 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9647 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9648 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9649 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9650 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9652 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9655 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9656 fbreg, so we have to assume we can't.
9657 (loc_descriptor_from_tree_1): Ditto.
9658 (containing_function_has_frame_base): New function.
9659 (add_location_or_const_value_attribute): Use it.
9660 Also try to generate a frame_base from a single element location
9663 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9665 PR tree-optimization/15349
9666 * timevar.def (TV_TREE_MERGE_PHI): New.
9667 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9669 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9670 calls to tree_forwarder_block_p.
9671 (remove_forwarder_block_with_phi, merge_phi_nodes,
9672 gate_merge_phi, pass_merge_phi): New.
9673 * tree-optimize.c (init_tree_optimization_passes): Add
9675 * tree-pass.h: Add an extern for pass_merge_phi;
9677 2005-01-20 Richard Henderson <rth@redhat.com>
9680 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9681 (_mm_castps_pd, _mm_castps_si128): New.
9682 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9684 2005-01-20 Richard Henderson <rth@redhat.com>
9687 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9688 __builtin_ia32_vec_init_v2si.
9689 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9690 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9691 (ix86_init_mmx_sse_builtins): Create it.
9692 (ix86_expand_builtin): Expand it.
9693 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9694 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9695 (vec_extractv2si_0, vec_extractv2si_1): New.
9697 2005-01-20 Richard Henderson <rth@redhat.com>
9700 * config/i386/i386.c (ix86_expand_push): New.
9701 * config/i386/mmx.md (push<MMXMODE>1): New.
9702 * config/i386/sse.md (push<SSEMODE>1): New.
9703 * config/i386/i386-protos.h: Update.
9705 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9707 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9710 2005-01-20 Richard Henderson <rth@redhat.com>
9712 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9713 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9715 2005-01-19 Richard Henderson <rth@redhat.com>
9718 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9719 to V4SFmode in SSE1 fallback load path.
9721 2005-01-19 Richard Henderson <rth@redhat.com>
9723 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9724 in QImode expansion to ix86_expand_vector_set.
9725 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9727 2005-01-19 Richard Henderson <rth@redhat.com>
9730 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9731 subclass of the input class.
9732 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9733 Always true for cross-SSE1 classes. Rationalize conditionals.
9734 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9735 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9736 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9737 (movdi_2): Add MMX/SSE zeros.
9738 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9739 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9740 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9741 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9742 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9743 (zero_extendsidi2_rex64_1): Remove.
9744 (MOV0 peephole): Check GENERAL_REG_P.
9746 2005-01-19 Richard Henderson <rth@redhat.com>
9749 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9751 (ix86_expand_vector_extract): Likewise.
9753 2005-01-19 Richard Henderson <rth@redhat.com>
9756 * expr.c (emit_move_change_mode): New argument force; use
9757 simplify_gen_subreg if true.
9758 (emit_move_via_alt_mode): Merge into ...
9759 (emit_move_via_integer): ... here.
9760 (emit_move_ccmode): Use emit_move_change_mode directly.
9762 2005-01-19 Richard Henderson <rth@redhat.com>
9765 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9766 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9767 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9769 (alpha_emit_set_const): Likewise. Make static.
9770 (alpha_emit_set_long_const): Make static.
9771 (alpha_extract_integer): Split out from alpha_expand_mov.
9772 (alpha_split_const_mov): Likewise.
9773 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9774 (alpha_legitimate_constant_p): New.
9775 * config/alpha/alpha-protos.h: Update.
9776 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9777 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9778 * config/alpha/alpha.md (movsi): Add n alternative.
9779 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9780 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9781 (splitters for all of the above): Use alpha_split_const_mov.
9782 * config/alpha/predicates.md (non_add_const_operand): New.
9783 (non_zero_const_operand): New.
9784 (input_operand): Use alpha_legitimate_constant_p after reload.
9786 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9788 PR tree-optimization/19038
9789 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9790 (add_candidate): Add ivs with increment in latch only if
9791 allow_ip_end_pos_p is true.
9792 (determine_iv_cost): Use empty_block_p.
9794 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9796 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9797 (compute_dominance_frontiers): Ditto.
9799 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9802 * config/sh/t-rtems: New.
9803 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9805 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9807 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9808 the offset of the selected field.
9810 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9812 * tree-cfg.c (remove_forwarder_block): Fix the check to
9813 prevent a nonlocal label from appearing in the middle of a
9816 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9818 PR rtl-optimization/19462
9819 * reorg.c (find_end_label): Create return insn only if
9820 current_function_epilogue_delay_list is empty.
9822 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9824 * doc/passes.texi: Remove paragraph mentioning new-ra.
9826 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9828 PR rtl-optimization/15139
9829 * combine.c: Include params.h.
9830 (count_rtxs): New function.
9831 (record_value_for_reg): If replace_rtx would replace at least
9832 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9833 (clobber (const_int 0)) instead of TEM.
9834 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9835 * params.h (MAX_LAST_VALUE_RTL): New.
9836 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9837 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9840 * c-typeck.c (digest_init): Only call build_vector if all constructor
9841 elements are *_CST nodes.
9842 * gimplify.c (gimplify_init_constructor): Likewise.
9845 * c-typeck.c (digest_init): Only call build_vector if inside_init
9848 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9850 * toplev.c (init_asm_output): Remove dead #ifdef.
9852 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9854 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9856 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9858 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9859 accessing DECL_FUNCTION_CODE.
9860 * dojump.c (do_jump): Likewise.
9861 * gimplify.c (gimplify_call_expr): Likewise.
9862 * predict.c (expr_expected_value): Likewise.
9863 (strip_builtin_expect): Likewise.
9864 * tree-inline.c (estimate_num_insns_1): Likewise.
9865 * tree-ssa-loop-im.c (stmt_cost): Likewise
9866 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9867 (tree_expr_nonnegative_p): Likewise.
9869 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9871 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9872 variant of the load_pcrel_sym pattern.
9873 * config/sparc/sparc.md (P macro): Move to the top.
9874 (load_pcrel_sym): Macroize using P.
9875 (save_register_window): Likewise.
9877 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9879 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9882 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9885 * c-typeck.c (build_asm_expr): Strip nops off
9886 input memory operands.
9888 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9890 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9891 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9892 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9893 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9895 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9898 * config/i386/i386.c (override_options): If the 80387 is disabled,
9899 then do not return FP values using FP registers.
9901 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9903 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9904 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9905 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9906 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9907 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9908 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9909 output.h, postreload-gcse.c, postreload.c, recog.c,
9910 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9911 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9912 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9913 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9914 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9915 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9916 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9917 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9919 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9920 config/alpha/alpha.c, config/arm/vfp.md,
9921 config/i386/emmintrin.h, config/i386/i386-modes.def,
9922 config/i386/i386-protos.h, config/i386/i386.h,
9923 config/i386/pmmintrin.h, config/i386/ppro.md,
9924 config/i386/predicates.md, config/i386/xmmintrin.h,
9925 config/i860/i860.c, config/ia64/ia64-modes.def,
9926 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9927 config/ia64/ia64.md, config/ia64/itanium1.md,
9928 config/ia64/itanium2.md, config/ia64/predicates.md,
9929 config/iq2000/iq2000.h, config/mips/linux64.h,
9930 config/rs6000/aix41.h, config/rs6000/aix43.h,
9931 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9932 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9933 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9934 config/sparc/linux64.h, config/sparc/litecoff.h,
9935 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9936 config/sparc/sparc.h, config/sparc/sparc.md,
9937 config/sparc/sysv4-only.h: Update copyright.
9939 2005-01-18 Richard Henderson <rth@redhat.com>
9942 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9944 2005-01-18 Marc Espie <espie@openbsd.org>
9945 * config/i386/openbsdelf.h: Typo.
9947 2005-01-18 Richard Henderson <rth@redhat.com>
9949 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9950 special case for sse.
9951 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9953 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9955 * tree-inline.c (estimate_num_insns_1): Added cases for
9956 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9958 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9960 PR rtl-optimization/19296
9961 * combine.c (simplify_comparison): Rewrite the condition under
9962 which a non-paradoxical SUBREG of a PLUS can be lifted when
9963 compared against a constant.
9965 2005-01-18 Andi Kleen <ak@muc.de>
9967 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9968 * c.opt (-Wpointer-sign): Add.
9969 * doc/invoke.texi: (-Wpointer-sign): Add.
9971 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9973 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9974 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9975 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9976 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9977 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9978 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9979 for TARGET_MIX_SSE_I387.
9980 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9981 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9982 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9983 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9984 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9985 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9986 TARGET_MIX_SSE_I387.
9987 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9990 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9993 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9994 Add movaps alternative for xmm reg->reg move.
9996 2005-01-17 Jeff Law <law@redhat.com>
9998 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9999 at the end of the main DOM loop rather than just before DOM exits.
10001 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10003 PR tree-optimization/19121
10004 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10005 adding aliases to a name tag, also add them to the pointer's
10007 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10008 sensitive alias info at all. Only check that the two pointers
10009 have compatible pointed-to sets.
10010 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10011 a pointer's type tag is a superset of the alias set of the
10012 pointer's name tag.
10014 2005-01-17 James E Wilson <wilson@specifixinc.com>
10017 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10018 comment to document why.
10020 2005-01-17 Richard Henderson <rth@redhat.com>
10022 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10023 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10024 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10025 sse2_vmsminv2df3_finite): New.
10026 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10027 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10028 Force op1 into register.
10030 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10032 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10033 bubblestrap from always rebuilding build directory.
10035 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10037 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10038 ("*cmpmem_short"): Likewise.
10040 2005-01-17 Steven Bosscher <stevenb@suse.de>
10042 * basic-block.h: Document BB_* flags.
10043 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10044 use an sbitmap instead.
10045 * sched-rgn.c (compute_trg_info): Likewise.
10047 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10049 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10050 redundant target_cpu_default and extra_parts lines. Use the default
10052 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10053 (SUBTARGET_EXTRA_SPECS): Delete.
10054 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10055 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10056 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10057 and "n32" for -mabi=n32.
10059 2005-01-17 Ian Lance Taylor <ian@airs.com>
10062 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10063 fold constant variables into initial values.
10065 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10067 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10069 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10070 through the statements backward.
10072 2005-01-17 Ian Lance Taylor <ian@airs.com>
10074 PR middle-end/13127:
10075 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10076 a variable set to the return value of the inlined function.
10078 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10080 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10081 when modes are tieable.
10083 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10085 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10086 of pthread_create to find out if threads are enabled.
10087 * gthr-posix95.h (__gthread_active_p): Likewise.
10089 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10091 * common.opt (-fnew-ra): Remove.
10093 * toplev.h (flag_new_regalloc): Remove.
10094 * Makefile.in (ra*.*): Don't mention.
10095 * passes.c (rest_of_handle_new_regalloc): Remove.
10096 (rest_of_handle_combine, rest_of_compilation): Always consider
10097 flag_new_regalloc as false.
10098 * doc/invoke.texi: Don't document -fnew-ra.
10100 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10102 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10103 last parameter to reg_scan.
10104 * loop.c (loop_optimize): Likewise.
10105 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10106 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10107 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10108 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10109 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10110 * regclass.c (reg_scan): Likewise, for the declaration.
10111 * rtl.h (reg_scan): Likewise, for the prototype.
10113 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10115 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10116 mark_dfs_back_edges.
10118 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10120 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10121 (compute_avail): Uses don't go in tmp_gen.
10123 2005-01-16 Steven Bosscher <stevenb@suse.de>
10125 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10126 loop to look for a free slot in a page entry.
10128 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10131 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10132 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10133 just before targetm.asm_out.file_end.
10134 * tree.h (process_pending_assemble_output_defs): Declare.
10135 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10137 (assemble_alias): Defer generation of assembly code for defines when
10138 TARGET_DEFERRED_OUTPUT_DEFS is true.
10139 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10140 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10141 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10143 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10146 * pa.c (pa_scalar_mode_supported_p): New function.
10147 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10148 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10150 * pa-protos.h (prefetch_operand): Delete.
10151 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10152 * pa.c (prefetch_operand): Delete.
10153 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10154 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10155 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10156 and prefetch_nocc_operand.
10157 * pa.md (prefetch): Rework to avoid reload problems handling short
10158 displacements when a cache control completer needs to be provided.
10159 (prefetch_32, prefetch_64): Delete.
10160 (prefetch_cc, prefetch_nocc): New patterns.
10162 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10164 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10166 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10169 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10170 exceeds maximum alignment for global common data.
10171 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10172 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10174 2004-01-15 Roger Sayle <roger@eyesopen.com>
10176 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10178 2004-01-15 Roger Sayle <roger@eyesopen.com>
10180 * harg-reg-set.h (reg_class_names): Prototype global array.
10181 * regclass.c (reg_class_names): Declare here and initialize to
10183 (dump_regclass): Remove local declaration of reg_class_names.
10184 (regclass): Likewise.
10185 * cfg.c (dump_flow_info): Likewise.
10186 * ra-debug.c (reg_class_names): Likewise.
10187 * regrename.c (reg_class_names): Likewise.
10188 * reload.c (reg_class_names): Likewise.
10189 * reload1.c (spill_failure): Likewise.
10190 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10192 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10194 * config/s390/s390.md ("reload_outti"): Remove predicate for
10195 output operand. Abort if operand is not a MEM.
10196 ("reload_outdi", "reload_outdf"): Likewise.
10198 2005-01-15 Marc Espie <espie@openbsd.org>
10200 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10201 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10202 * config/openbsd.h: Fix C++ includes for native configurations.
10203 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10204 Add trampoline support.
10205 * config/i386/openbsdelf.h: New.
10207 2005-01-15 Marc Espie <espie@openbsd.org>
10209 * collect2.c (main): Explicitly parse -dynamic-linker option.
10211 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10213 PR tree-optimization/19060
10214 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10215 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10216 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10217 and handle extract_range_from_cond returning false.
10218 * fold-const.c (fold): Optimize comparisons with min/max even for
10219 width > HOST_BITS_PER_WIDE_INT.
10221 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10223 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10224 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10225 Remove little endian multilib variants.
10226 Add mips32 multilib variant.
10228 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10230 * explow.c (copy_all_reg, stabilize): Remove.
10231 * expr.h: Remove the corresponding prototypes.
10233 * rtlanal.c (regs_set_between_p): Remove.
10234 * rtl.h: Remove the corresponding prototype.
10236 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10238 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10239 to rs6000_nonimmediate_operand.
10240 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10241 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10242 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10243 rs6000_nonimmediate_operand.
10244 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10245 rs6000_nonimmediate_operand.
10247 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10249 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10251 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10253 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10255 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10256 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10258 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10259 (rs6k_nonimmediate_operand): New.
10260 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10262 (legitimate_lo_sum_address_p): Same.
10263 (rs6000_legitimize_address): Same.
10264 (rs6000_legitimize_reload_address): Same.
10265 (rs6000_legitimate_address): Same.
10266 (spe_build_register_parallel): Pass DF and DC modes in a DI
10269 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10270 to rs6k_nonimmediate_operand.
10272 * config/rs6000/spe.md ("*frob_df_di"): New.
10273 ("*frob_di_df"): New.
10274 ("*frob_di_df_2"): New.
10275 ("*mov_sidf_e500_subreg0"): New.
10276 ("*mov_sidf_e500_subreg4"): New.
10277 ("*movdf_e500_double"): Change predicate to
10278 rs6k_nonimmediate_operand.
10280 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10282 * postreload.c (move2add_note_store): Only call
10283 trunc_int_for_mode on scalar integers.
10285 2005-01-14 Steven Bosscher <stevenb@suse.de>
10287 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10288 replace BB_VISITED uses.
10289 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10290 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10291 (tree_dce_done): Free visited_control_parents.
10292 (perform_tree_ssa_dce): Allocate and clear it.
10293 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10294 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10295 instead of BB_VISITED.
10297 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10299 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10300 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10301 Remove unused prototypes.
10303 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10305 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10306 64-bit register usage.
10307 (spe_func_has_64bit_regs_p): Add FIXME note.
10309 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10311 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10312 flag_finite_math_only with flag_unsafe_math_optimizations.
10314 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10316 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10317 end-of-stack check.
10318 (__tpf_eh_return): Copy TPF private stack area from the module
10319 boundary stack frame. Add check for when module addresses are
10320 equal, but no stub address is found.
10322 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10325 * arm.h (struct machine_function): Add call_via field.
10326 (thumb_call_via_label): Declare.
10327 * arm.c (thumb_call_via_label): New variable.
10328 (thumb_call_reg_needed): New variable.
10329 (arm_output_function_epilogue): For Thumb code, output any per-function
10330 call-indirect trampolines.
10331 (thumb_call_via_reg): New function.
10332 (arm_file_end): New function.
10333 (TARGET_ASM_FILE_END): Call arm_file_end.
10334 (aof_file_end): Likewise.
10335 * arm-protos.h (thumb_call_via_reg): Declare.
10336 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10337 thumb_call_via_reg in normal case.
10339 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10341 PR middle-end/19084
10342 PR rtl-optimization/19348
10343 * recog.c (peephole2_optimize): Do global life update if some peephole
10344 decides it doesn't need at least one of its inputs and that change
10345 influences liveness at the start of the basic block.
10347 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10348 arguments instead of 1.
10350 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10352 PR middle-end/18820
10353 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10354 zero for nested functions needing a static chain or functions
10355 with a non-constant address.
10357 2005-01-13 Roger Sayle <roger@eyesopen.com>
10359 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10360 (and (sign_extend X) C) into (zero_extend (and X C)).
10362 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10364 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10366 2005-01-13 Richard Henderson <rth@redhat.com>
10371 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10372 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10373 not just TARGET_SSE.
10374 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10375 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10376 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10377 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10378 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10379 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10380 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10381 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10382 (movdicc_c_rex64): Rename with '*'.
10383 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10384 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10385 (movsfcc_1_387): Rename from movsfcc_1.
10386 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10387 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10388 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10389 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10390 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10391 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10392 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10393 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10394 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10395 sse_movdfcc_const0_4): Remove.
10396 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10397 recognize min/max early. Update for changed sse cmove patterns.
10398 (ix86_split_sse_movcc): New.
10399 * config/i386/i386-protos.h: Update.
10401 2005-01-13 Steven Bosscher <stevenb@suse.de>
10403 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10404 (fix_stmt_v_may_defs): Likewise.
10406 2005-01-13 Richard Henderson <rth@redhat.com>
10408 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10409 for converting the mask.
10411 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10413 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10416 2005-01-13 Richard Henderson <rth@redhat.com>
10418 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10419 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10420 IX86_BUILTIN_MOVDQ2Q): Remove.
10421 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10422 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10423 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10425 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10426 (sse2_pextrw): Fix immediate constraint.
10427 (sse2_loadq, sse2_loadq_rex64): Remove.
10428 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10429 Use __builtin_ia32_vec_ext_<size>.
10430 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10432 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10434 * function.c (assign_parm_setup_block): Look inside original
10435 entry_parm when inspecting PARALLEL.
10437 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10438 Joel Sherrill <joel@oarcorp.com>
10441 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10442 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10443 rtems_gxx_recursive_mutex_init.
10444 (__gthread_recursive_mutex_lock): New function.
10445 (__gthread_recursive_mutex_trylock): Likewise.
10446 (__gthread_recursive_mutex_unlock): Likewise.
10448 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10450 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10452 2005-01-13 Jan Beulich <jbeulich@novell.com>
10454 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10455 (ashrti3_internal): Indicate output is early clobber. Generate result
10456 into output rather than first input. Use move for low word of output
10457 if shift count is exactly 64.
10458 (lshrti3_internal): Likewise.
10460 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10464 * reload1.c (delete_output_reload): Don't delete an output reload
10465 if the pseudo lives longer than a single basic block. Adjust and
10466 improve wording of comment.
10468 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10471 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10472 of TYPE_SIZE where we mean the number of bytes.
10474 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10476 * function.c (assign_parm_setup_block): Relax condition on
10477 multi-register optimization.
10479 2005-01-12 Nick Clifton <nickc@redhat.com>
10481 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10482 an "in_delay_slot" attribute of "no" to prevent them being used in
10483 delay slots. This is forbidden because they might generate
10486 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10489 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10490 with r->Y and Y->r.
10492 2005-01-12 Nick Clifton <nickc@redhat.com>
10494 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10495 passed on to GAS) but do not define, as GAS no longer supports or
10496 needs the -m2000 option.
10498 2005-01-11 Roger Sayle <roger@eyesopen.com>
10500 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10501 type as args of unprototyped builtins aren't automatically promoted.
10502 (fold_builtin_abs): Likewise.
10504 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10506 * Makefile.in: Set a `build-warn' variable.
10508 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10510 PR tree-optimization/17949
10511 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10512 (find_interesting_uses_address): Use it.
10514 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10516 * regrename.c (kill_value): Handle subreg's that won't simplify.
10518 2005-01-11 Richard Henderson <rth@redhat.com>
10521 * config/i386/i386.h (enum ix86_builtins): Move ...
10522 * config/i386/i386.c: ... here.
10523 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10524 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10525 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10526 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10527 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10528 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10529 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10530 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10531 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10532 IX86_BUILTIN_LOADDDUP): Remove.
10533 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10534 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10535 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10536 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10537 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10538 (ix86_init_builtins): Make static.
10539 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10540 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10541 if all the modes match. Otherwise, fake it.
10542 (get_element_number, ix86_expand_vec_init_builtin,
10543 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10544 (ix86_expand_builtin): Make static. Update for changed builtins.
10545 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10546 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10547 (ix86_expand_vector_init_duplicate): New.
10548 (ix86_expand_vector_init_low_nonzero): New.
10549 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10550 Split out from ix86_expand_vector_init; handle integer modes.
10551 (ix86_expand_vector_init): Use them.
10552 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10553 * config/i386/i386-protos.h: Update.
10554 * config/i386/predicates.md (reg_or_0_operand): New.
10555 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10556 (movv2sf_internal): Likewise. And a splitter to match them all.
10557 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10558 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10559 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10560 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10561 (mmx_pinsrw): Fix operand ordering.
10562 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10563 rather than sse_loadss expander.
10564 (movv2df splitter): Similarly.
10565 (sse_loadss, sse_loadlss): Remove.
10566 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10567 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10568 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10569 (sse3_movddup): Rename with '*'.
10570 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10571 (sse2_loadsd): Remove.
10572 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10573 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10574 (sse2_pinsrw): Fix argument ordering.
10575 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10576 (sse2_stored): Remove 'r' destination.
10577 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10578 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10579 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10580 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10581 vec_extractv16qi, vec_initv16qi): New.
10583 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10584 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10585 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10587 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10588 (_mm_load_si128, _mm_store_si128): Likewise.
10589 (_mm_load1_pd): Use _mm_set1_pd.
10590 (_mm_load_sd): Use _mm_set_sd.
10591 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10592 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10593 (_mm_set_epi64): Use _mm_set_epi64x.
10594 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10595 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10596 _mm_setr_epi8): Use _mm_set_foo form.
10597 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10598 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10599 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10600 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10601 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10602 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10603 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10604 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10605 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10606 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10607 (_mm_movedup_pd): Use _mm_shuffle_pd.
10608 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10609 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10610 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10611 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10612 Use _mm_setzero_ps.
10613 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10614 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10615 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10616 (_mm_store_ps): Use raw dereference.
10617 (_mm_store1_ps): Use _mm_storeu_ps.
10618 (_mm_storer_ps): Use _mm_store_ps.
10619 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10620 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10622 2005-01-11 Stan Shebs <shebs@apple.com>
10624 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10625 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10627 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10630 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10631 Skip all DECLs except for FIELD_DECLs.
10633 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10635 * config/s390/s390.c (override_options): Return error if
10636 -mbackchain, -mpacked-stack and -mhard-float are used together.
10637 (s390_va_start): Remove the backchain && packed-stack special case.
10638 (s390_gimplify_va_arg): Likewise.
10639 * doc/invoke.texi: Remove the ABI incompatibility note.
10641 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10643 * config/s390/s390.c (struct s390_frame_layout): Remove
10645 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10646 save_backchain_p with TARGET_BACKCHAIN.
10648 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10651 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10652 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10653 * function.c (locate_and_pad_parm): Set new field.
10654 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10655 Tweak where_pad test to include "none". Always set mem align for
10657 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10658 not sufficient for type.
10659 (assign_parm_setup_block): If stack_parm is zero on entry, always
10660 make a new stack local. Block move old stack parm if necessary
10661 to new aligned stack local.
10662 (assign_parm_setup_stack): Use a block move to handle
10663 potentially misaligned entry_parm.
10664 (assign_parms_unsplit_complex): Specify required alignment when
10665 creating stack local.
10666 * calls.c (compute_argument_addresses): Override alignment of stack
10667 arg calculated from its type with the alignment given by
10668 FUNCTION_ARG_BOUNDARY.
10669 (store_one_arg): Likewise.
10671 2005-01-11 Jan Beulich <jbeulich@novell.com>
10673 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10674 Change respective itanium_class attribute to ialu.
10675 (shladdp4_internal): New.
10676 * config/ia64/predicates.md (shladd_log2_operand): New.
10678 2005-01-11 Richard Henderson <rth@redhat.com>
10680 * expr.c (store_constructor): Use rtvec_alloc instead of
10681 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10683 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10685 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10687 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10689 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10690 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10691 (TARGET_RWRELOC): Define.
10692 (ia64_rwreloc_section_type_flags): Delete.
10693 (ia64_section_type_flags): New function.
10694 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10695 (TARGET_RWRELOC): Define.
10697 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10700 * config/ia64/ia64.c (process_set): For alloc insn, only call
10701 process_epilogue is !frame_pointer_needed.
10703 2005-01-10 Roger Sayle <roger@eyesopen.com>
10706 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10707 unary operator and can't be treated as a binary/comparison operator.
10709 2005-01-10 Richard Henderson <rth@redhat.com>
10711 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10712 (ix86_return_in_memory): Likewise.
10713 (function_arg_advance): Likewise. Mirror structure in function_arg
10714 for choosing register to advance.
10716 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10718 * tree-vectorizer.c, tree.def: Fix comment typos.
10720 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10722 * config/s390/s390.c (struct processor_costs): 4 new fields:
10723 ddbr, ddr, debr, der.
10724 (s390_rtx_costs): More precise handling of divide instructions.
10726 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10728 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10730 2005-01-10 Jan Beulich <jbeulich@novell.com>
10732 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10733 names resulting from -ffunction-sections/-fdata-sections and linkonce
10735 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10736 based on the section name. Rearrange the section name comparison logic
10737 slightly so that each section name is compared against at most once.
10739 2005-01-10 Ben Elliston <bje@au.ibm.com>
10741 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10742 targets for which -fPIC reduces limitations on the GOT size.
10744 2005-01-09 Falk Hueffner <falk@debian.org>
10746 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10749 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10752 * collect2.c (main): Set aixrtl_flag for -brtl option.
10753 (resolve_lib_name): Search for .so file extension before .a
10754 if aixrtl_flag set.
10756 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10758 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10759 (vect_analyze_data_refs_alignment): Add dump prints.
10761 2005-01-09 Ira Rosen <irar@il.ibm.com>
10763 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10764 expr_invariant_in_loop_p.
10765 Initialize outputs first thing in the function.
10766 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10767 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10768 (vect_analyze_pointer_ref_access): Check that the initial condition of
10769 the access function is loop invariant.
10771 2005-01-09 Richard Henderson <rth@redhat.com>
10773 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10774 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10775 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10776 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10777 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10778 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10779 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10780 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10781 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10782 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10783 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10784 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10785 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10786 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10787 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10788 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10789 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10790 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10791 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10792 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10793 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10794 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10795 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10797 (mmx_clrdi, pavgusb): Remove.
10798 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10799 with leading sse_ prefix.
10800 * config/i386/sse.md: Receive them.
10801 * config/i386/mmx.md: New file.
10802 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10803 (subrv2sf3): Turn into expander for normal subtraction.
10804 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10805 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10806 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10807 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10808 commutative; use ix86_binary_operator_ok.
10809 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10810 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10811 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10812 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10813 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10814 Macroize from existing patterns; use ix86_binary_operator_ok.
10815 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10816 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10817 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10818 with vec_select+vec_concat.
10819 (mmx_pshufw, mmx_pshufw_1): Likewise.
10820 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10821 (mmx_uavgv4hi3): Model correctly.
10822 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10823 _mm_xor_si64): Remove casts.
10825 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10827 PR tree-optimization/19224
10828 * tree-scalar-evolution.c (get_instantiated_value,
10829 set_instantiated_value): New functions.
10830 (instantiate_parameters_1): Cache the results.
10831 (instantiate_parameters, resolve_mixers): Initialize and free
10834 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10836 * config/i386/i386.md (addhi_4): Correct reference in comment.
10839 2005-01-08 Richard Henderson <rth@redhat.com>
10841 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10842 (_mm_cvtsi128_si64x): Likewise.
10843 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10844 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10845 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10846 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10847 * config/i386/i386-protos.h: Update.
10848 * config/i386/i386.c (print_operand): Add 'H'.
10849 (ix86_fixup_binary_operands): Split out from ...
10850 (ix86_expand_binary_operator): ... here.
10851 (ix86_fixup_binary_operands_no_copy): New.
10852 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10853 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10854 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10855 (safe_vector_operand): Use CONST0_RTX.
10856 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10857 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10858 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10859 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10861 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10862 (IX86_BUILTIN_CMPNGESS): New.
10863 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10864 (attr type): Add sselog1.
10865 (attr unit, attr memory): Handle it.
10866 (movti, movti_internal, movti_rex64): Move near other integer moves.
10867 (movtf, movtf_internal): Move near other fp moves.
10868 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10869 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10870 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10871 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10872 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10873 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10874 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10875 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10876 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10877 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10878 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10879 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10880 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10881 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10882 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10883 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10884 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10885 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10886 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10887 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10888 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10889 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10890 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10891 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10892 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10893 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10894 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10895 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10896 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10897 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10898 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10899 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10900 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10901 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10902 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10903 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10904 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10905 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10906 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10907 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10908 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10909 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10910 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10911 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10913 (SSEPUSH, push<SSEPUSH>): Remove.
10914 (MMXPUSH, push<MMXPUSH>): Remove.
10915 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10916 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10917 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10918 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10919 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10920 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10921 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10922 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10923 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10924 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10925 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10926 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10927 (ppro_sse_log_V4SF): Handle sselog1.
10928 * config/i386/predicates.md (const_0_to_1_operand): New.
10929 (const_0_to_255_mul_8_operand): New.
10930 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10931 (const_2_to_3_operand, const_4_to_7_operand): New.
10932 * config/i386/sse.md: New file.
10933 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10934 (sse_movups): Rename from sse_movups_1.
10935 (sse_loadlss): Rename from sse_loadss_1.
10936 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10938 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10939 (absv4sf2, negv2df, absv2df): New.
10940 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10941 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10942 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10943 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10944 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10945 (sse3_addsubv4sf3): Model correctly.
10946 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10947 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10948 (sse_movhlps): Model with vec_select+vec_concat.
10949 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10950 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10951 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10952 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10953 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10954 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10955 sse2_pshufhw_1): Likewise.
10956 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10957 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10958 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10959 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10960 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10961 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10962 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10963 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10964 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10965 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10966 sminv8hi3): Mark commutative
10967 operands. Use ix86_binary_operator_ok.
10968 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10969 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10970 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10971 sse2_punpcklqdq): Allow operand2 in memory.
10972 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10973 sse2_movsd): Add memory alternatives.
10974 (sse_storelps): Turn expander into an insn; split after reload.
10975 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10976 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10978 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10980 * configure.ac (DWARF-2 debug_line): Use objdump.
10981 * configure: Regenerate.
10983 2005-01-08 Jeff Law <law@redhat.com>
10984 Diego Novillo <dnovillo@redhat.com>
10986 PR tree-optimization/18241
10987 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10988 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10989 statements with volatile operands.
10990 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10991 operands after marking a statement with has_volatile_ops.
10993 2005-01-08 Roger Sayle <roger@eyesopen.com>
10995 * tree.c (int_fits_type_p): Always honor integer constant
10996 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10998 2005-01-08 Roger Sayle <roger@eyesopen.com>
11000 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11001 the latent bug in rtl_delete_block has been resolved.
11003 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11005 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11006 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11008 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11010 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11011 library as @multilib_dir@/$(SHLIB_SONAME).
11013 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11015 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11016 * configure: Regenerate.
11018 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11020 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11023 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11026 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11027 Convert non-word aligned offset address using ld/std into
11030 2005-01-07 Richard Henderson <rth@redhat.com>
11032 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11034 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11036 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11038 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11040 PR tree-optimization/19283
11041 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11042 is not shorter than the original type.
11044 PR rtl-optimization/19012
11045 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11047 PR rtl-optimization/18861
11048 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11049 (FULL_STATE): Define.
11050 (mark_tablejump_edge): New function.
11051 (purge_dead_tablejump_edges): New function.
11052 (find_bb_boundaries): Use it.
11054 PR tree-optimization/18828
11055 * builtins.c (expand_builtin_next_arg): Remove argument and all
11056 the argument checking.
11057 (expand_builtin): Adjust caller.
11058 (expand_builtin_va_start): Likewise. Remove error for too many
11060 (fold_builtin_next_arg): Issue error for too many arguments.
11061 After checking arguments, replace them with magic arguments that
11062 prevent further checking of the args.
11064 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11066 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11068 2005-01-06 Roger Sayle <roger@eyesopen.com>
11071 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11072 and %{.S:...} (and their negative variants) to test whether the
11073 input file is assembler or pre-processed-assembler independent of
11074 the actual filename extension.
11076 2005-01-06 Roger Sayle <roger@eyesopen.com>
11078 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11079 of sign or zero extended values.
11081 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11083 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11084 for IBM long double format correctly.
11086 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11088 Fix PR tree-optimization/18792
11090 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11091 to first_loop_depth, and use loop depth instead of loop number.
11092 (build_classic_dir_vector): Ditto.
11093 (compute_data_dependences_for_loop): Use depth, not loop number.
11094 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11095 number. Pass in loops, instead of loop numbers.
11096 (gather_interchange_stats): Ditto.
11097 (linear_transform_loops): Ditto.
11099 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11102 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11103 biv_fits_mode_p, extension_within_bounds_p): New functions.
11104 (check_ext_dependent_givs): Use them.
11106 2005-01-06 Roger Sayle <roger@eyesopen.com>
11108 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11109 more than one barrier, in which case we should delete them all.
11111 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11113 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11115 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11117 Fix PR middle-end/19286
11119 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11120 output this subprogram, simply ignore this attempt to do it again.
11121 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11122 origin attribute if it's not possible.
11123 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11124 (decls_for_scope): Ditto.
11125 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11126 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11128 2005-01-05 Richard Henderson <rth@redhat.com>
11131 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11132 (bdesc_2arg): Use it.
11133 (ix86_expand_binop_builtin): Force operands into registers
11135 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11136 ix86_expand_sse_compare, ix86_expand_sse_comi,
11137 ix86_expand_builtin): Likewise.
11139 2005-01-05 Richard Henderson <rth@redhat.com>
11141 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11143 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11144 (mulv4hi3): Set itanium_class mmmul.
11145 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11146 (fpack): Rename from fpack_sfsf.
11148 2005-01-05 Richard Henderson <rth@redhat.com>
11151 * reload1.c (do_input_reload): Restrict the optimization deleteing
11152 a previous output reload to RELOAD_FOR_INPUT.
11154 2005-01-05 Steven Bosscher <stevenb@suse.de>
11156 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11157 comment that we fall through after case.
11158 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11159 (distribute_links): Likewise.
11160 * cse.c (cse_insn): Likewise.
11161 * cselib.c (cselib_invalidate_mem): Likewise.
11162 * df.c: Update comments at the top of the file.
11163 (read_modify_subreg_p): Update comments here too.
11164 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11165 * flow.c (mark_set_1): Likewise.
11166 (mark_used_regs): Likewise.
11167 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11168 (canon_list_insert): Likewise.
11169 (mark_set): Likewise.
11170 (try_replace_reg): Likewise.
11171 (store_killed_in_insn): Likewise.
11172 * loop.c (count_one_set): Likewise.
11173 (basic_induction_var): Likewise.
11174 * postreload-gcse.c (find_mem_conflicts): Likewise.
11175 * postreload.c (reload_combine_note_store): Likewise.
11176 (move2add_note_store): Likewise.
11177 * reload.c (find_equiv_reg): Likewise.
11178 (mark_referenced_resources): Likewise.
11179 * rtlanal.c (set_noop_p): Likewise.
11180 (note_stores): Likewise.
11181 (note_uses): Likewise.
11182 * sched-deps.c (sched_analyze_1): Likewise.
11183 * sched-rgn.c (check_live_1): Likewise.
11184 (update_live_1): Likewise.
11185 * config/i860/i860.c: Likewise.
11187 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11189 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11191 * doc/rtl.texi: Update documentation for bit-fields and SET.
11193 2005-01-05 Roger Sayle <roger@eyesopen.com>
11195 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11197 2005-01-05 Jan Hubicka <jh@suse.cz>
11198 Richard Henderson <rth@redhat.com>
11201 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11204 2005-01-05 Richard Henderson <rth@redhat.com>
11207 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11208 (sse_shufps): Change operand 3 to const_int_operand.
11209 (sse2_storelps): Fix typo in template.
11210 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11211 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11212 (ix86_expand_builtin): Likewise.
11214 2005-01-05 Julian Brown <julian@codesourcery.com>
11216 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11217 as aggregates for AAPCS ABIs.
11219 2005-01-05 Stan Shebs <shebs@apple.com>
11221 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11222 Mach-O getters if ppc64.
11223 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11225 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11226 signed four-byte field for global code case.
11227 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11229 2005-01-05 Roger Sayle <roger@eyesopen.com>
11231 PR middle-end/19100
11232 * c-common.c: Include real.h.
11233 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11234 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11235 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11236 * Makefile.in (c-common.o): Update dependencies.
11238 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11240 * c-parse.in (asm_string): Add trailing semicolon.
11242 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11244 * c-parse.in (asm_string): New. Don't allow wide strings in
11246 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11247 asm_string instead of STRING.
11249 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11251 * c-typeck.c (constructor_no_implicit): Remove.
11252 (set_designator, process_init_element): Don't check
11253 constructor_no_implicit.
11255 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11256 Kaz Kojima <kkojima@gcc.gnu.org>
11259 * lcm.c (create_pre_exit): New.
11260 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11261 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11263 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11265 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11266 -msoft-float in target_float_switch.
11267 * arm.c (arm_override_options): Fix processing of target_float_switch.
11269 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11271 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11274 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11276 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11277 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11279 2005-01-04 Roger Sayle <roger@eyesopen.com>
11281 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11282 if deleting the then-block allows the test-block to fallthru to the
11285 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11288 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11289 after the full declaration if the are in two different TUs.
11291 2005-01-04 Richard Henderson <rth@redhat.com>
11294 * tree-sra.c (generate_one_element_init): Just
11295 call gimplify_and_add.
11296 (generate_element_init): Record the
11297 new referenced variables and mark them for renaming
11298 and split out to ...
11299 (generate_element_init_1): This.
11300 (scalarize_init): Don't call push_gimplify_context/
11301 pop_gimplify_context.
11303 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11305 * toplev.c (get_src_pwd): Handle failure of getpwd().
11307 2005-01-04 Roger Sayle <roger@eyesopen.com>
11309 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11311 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11312 all the cases handled by it are inverted by invert_truthvalue.
11314 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11316 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11317 (save_register_windowsi): Likewise.
11319 2005-01-04 Richard Henderson <rth@redhat.com>
11321 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11323 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11325 PR middle-end/17767
11326 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11327 any simplifications of vector mode comparison operators.
11328 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11330 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11331 Devang Patel <dpatel@apple.com>
11333 PR tree-optimization/18308
11334 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11335 the operands before creating a new expression.
11336 * dojump.c (do_jump): Make drop_through_label available
11337 for all cases. Add expansion of COND_EXPR.
11339 2005-01-04 Ira Rosen <irar@il.ibm.com>
11341 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11342 INTEGER_CST instead of TREE_CONSTANT.
11343 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11344 instead of TREE_CONSTANT.
11345 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11346 instead of TREE_CONSTANT.
11348 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11350 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11352 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11355 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11356 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11358 2005-01-03 Richard Henderson <rth@redhat.com>
11360 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11361 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11362 fold_convert_const_real_from_real): Split out from ...
11363 (fold_convert_const): ... here.
11365 2005-01-03 Richard Henderson <rth@redhat.com>
11368 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11369 (mov<MMXMODEI>_internal): Likewise.
11370 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11371 Add V2SF case; use it for SSE1; don't use TI.
11372 (movdf_integer): Likewise.
11373 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11375 2005-01-03 Ira Rosen <irar@il.ibm.com>
11377 * tree-vectorizer.c (vect_strip_conversions): New function.
11378 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11379 check for binary class.
11381 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11385 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11387 * gimple-low.c (mark_blocks_with_used_vars): New function.
11388 (mark_blocks_with_used_subblocks): Ditto.
11389 (mark_used_blocks): Ditto.
11390 (pass_mark_used_blocks): New pass.
11391 * tree-inline.c: Include debug.h.
11392 (expand_call_inline): Call outlining_inline_function here.
11393 * tree-optimize.c (init_tree_optimization_passes): Add
11394 pass_mark_used_blocks.
11395 * tree-pass.h (pass_mark_used_blocks): New.
11396 * Makefile.in (tree-inline.o): Add debug.h dependency.
11398 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11400 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11401 VAR_DECLs to have weak_import attribute.
11403 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11406 2004-01-03 Steven Bosscher <stevenb@suse.de>
11408 * passes.c (rest_of_compilation): Don't run regmove if only
11409 flag_expensive_optimizations, require flag_regmove instead.
11411 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11413 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11415 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11416 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11417 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11418 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11420 2005-01-03 Richard Henderson <rth@redhat.com>
11422 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11423 (ia64_const_ok_for_letter_p): New.
11424 (ia64_const_double_ok_for_letter_p): New.
11425 (ia64_extra_constraint): New.
11426 (ia64_expand_vecint_compare): New.
11427 (ia64_expand_vcondu_v2si): New.
11428 (ia64_expand_vecint_cmov): New.
11429 (ia64_expand_vecint_minmax): New.
11430 (ia64_print_operand): Add 'v'.
11431 (ia64_preferred_reload_class): New.
11432 (ia64_vector_mode_supported_p): New.
11433 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11434 (PREFERRED_RELOAD_CLASS): Move to function.
11435 (CONST_OK_FOR_LETTER_P): Move to function.
11436 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11437 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11438 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11439 (EXTRA_CONSTRAINT): Move to function.
11440 * config/ia64/ia64.md: Include vect.md.
11441 (itanium_class): Add mmalua.
11443 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11445 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11446 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11448 (const_int_2bit_operand): New.
11449 (fr_reg_or_0_operand): New.
11450 * config/ia64/ia64-modes.def: Add vector modes.
11451 * config/ia64/ia64-protos.h: Update.
11452 * config/ia64/vect.md: New file.
11454 2005-01-03 Richard Henderson <rth@redhat.com>
11456 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11458 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11461 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11463 (log1pdf2): Change mode of operands[0,1] to DFmode.
11465 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11467 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11468 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11469 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11470 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11471 SPARC_RELAXED_ORDERING.
11473 2005-01-03 Richard Henderson <rth@redhat.com>
11474 Uros Bizjak <uros@kss-loka.si>
11477 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11478 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11479 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11481 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11482 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11483 const_pow2_1_to_128_operand): New predicates.
11485 2005-01-02 Greg McGary <greg@mcgary.org>
11487 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11489 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11490 object. [ptr_type]: Remove unused variable.
11491 Remember nearest addressable array-element or record-component
11492 when checking bitfield components. Tolerate empty BIND_EXPR.
11494 2005-01-01 Richard Henderson <rth@redhat.com>
11496 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11497 that don't narrow the value. Fail for other conversions.
11499 2005-01-01 Richard Henderson <rth@redhat.com>
11502 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11503 * c-lang.c (finish_file): Don't do it here.
11504 * objc/objc-act.c (objc_finish_file): Likewise.
11506 * cgraph.c (decl_assembler_name_equal): New.
11507 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11508 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11509 * cgraph.h (struct cgraph_varpool_node): Add next.
11510 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11511 * varasm.c (assemble_alias): Mark the target as needed.
11513 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11515 PR middle-end/19221
11516 * function.c (get_arg_pointer_save_area): Use entry_of_function
11517 instead of get_insns.
11519 2005-01-01 Roger Sayle <roger@eyesopen.com>
11520 Andrew Pinski <pinskia@physics.uc.edu>
11521 James E. Wilson <wilson@specifixinc.com>
11523 PR rtl-optimization/12092
11524 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11527 2005-01-01 Roger Sayle <roger@eyesopen.com>
11528 Olivier Hainque <hainque@act-europe.fr>
11530 * tree.c (int_fits_type_p): A narrower type always fits in a
11531 wider one, except for negative values into unsigned types.
11533 2005-01-01 Roger Sayle <roger@eyesopen.com>
11535 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11536 with the original constant rather than require TREE_OVERFLOW.
11538 2005-01-01 Steven Bosscher <stevenb@suse.de>
11540 PR middle-end/17544
11541 * c-decl.c (finish_function): If compiling C99, annotate the
11542 compiler generated return with the current file name and line 0.
11543 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11544 the source line is greater than 0.
11545 (remove_bb): Likewise.