1 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3 PR tree-optimization/20933
4 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5 logic to reject aliases between read-only and writable
7 (may_alias_p): ... here.
8 (get_tmt_for): Do not associate read-only tags to pointers
9 whose pointed-to type is not read-only.
10 * tree-ssa.c (verify_ssa): Check that memory stores have at
11 least one V_MAY_DEF or V_MUST_DEF.
13 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16 * configure.ac (gcc_UNLOCKED_FUNCS): New.
17 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
18 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
19 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
21 (fwrite_unlocked): Fix prototype.
23 * configure, config.in: Regenerate.
25 2005-04-11 David Edelsohn <edelsohn@gnu.org>
27 * tree-ssa-loop-im.c: Include real.h.
28 (determine_invariantness_stmt): If real division divisor is
29 invariant and flag_unsafe_math_optimizations enabled, generate
30 invariant reciprocal for hoisting.
31 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
33 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
35 Fix PR tree-optimization/20926
37 * tree-ssa-alias.c (add_type_alias): Handle subvars.
39 2005-04-11 Devang Patel <dpatel@apple.com>
41 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
44 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
46 * fold-const.c (fold_binary_op_with_conditional_arg):
47 use fold_buildN instead of "fold (buildN" in some
49 (fold_unary): Likewise.
50 (fold_binary): Likewise.
52 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
54 Fix PR tree-optimization/20612
55 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
57 (perfect_nestify): preheaderbb is *not* part of loop of the
60 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
62 * tree-ssa-alias.c (may_alias_p): If the variable
63 is a global variable and the pointer is parameter
64 and -fargument-noalias-global is used, then
65 the pointer cannot alias the variable.
67 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
69 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
70 * config/sparc/sparc.h: Likewise.
71 * config/sparc/sparc.md: Likewise.
73 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
75 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
77 * tree-vrp.c: Fix a comment typo.
79 2005-04-11 Diego Novillo <dnovillo@redhat.com>
81 PR tree-optimization/20920
82 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
83 SSA_NAME flows through an abnormal edge.
84 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
85 through abnormal edges.
86 (maybe_add_assert_expr): Likewise.
88 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
90 * config/s390/s390.h (s390_tune_string, s390_arch_string)
91 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
92 (s390_stack_size_string, s390_stack_guard_string, target_flags)
93 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
94 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
95 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
96 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
97 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
98 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
99 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
100 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
101 (TARGET_HANDLE_OPTION): Likewise.
102 (s390_tune): Initialize to PROCESSOR_max.
103 (s390_arch_string): Make static.
104 (s390_tune_string, s390_warn_framesize_string): Delete.
105 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
106 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
107 (s390_handle_arch_option, s390_handle_option): New functions.
108 (override_options): Remove parsing of option strings.
109 * config/s390/s390.opt: New file.
111 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
113 * tree-complex.c (expand_vector_operations): Call
114 update_stmt_if_modified.
116 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
118 * tree-vect-analyze (vect_determine_vectorization_factor):
119 Do not use GET_MODE_NUNITS.
120 * tree-vect-transform.c (vect_get_vec_def_for_operand,
121 (vectorizable_load, vect_transform_loop): Likewise.
123 2005-04-11 Uros Bizjak <uros@kss-loka.si>
125 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
126 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
127 * optabs.h (enum optab_index): Add new OTI_lceil.
128 (lceil_optab): Define corresponding macro.
129 * optabs.c (init_optabs): Initialize lceil_optab.
130 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
131 and lceildi2 patterns.
132 * builtins.c (expand_builtin_int_roundingfn): Handle
133 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
134 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
135 BUILT_IN_LLCEIL{,F,L}.
136 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
137 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
138 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
139 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
140 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
141 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
142 into lceil built-in function and (long long int)ceil{,f,l} into
143 llceil built-in function.
144 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
147 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
149 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
152 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
154 * config/arm/arm.c: Fix a comment typo.
155 * doc/tree-ssa.texi: Fix a typo.
157 2005-04-10 Steven Bosscher <stevenb@suse.de>
159 * cselib.c (clear_table): Rename to cselib_clear_table.
160 * cselib.h (cselib_clear_table): Add prototype.
161 * gcse.c (gcse_main): Make 'f' argument unused.
162 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
163 of each basic block instead.
164 (compute_sets, compute_hash_table_work): Likewise.
165 (constprop_register): Change int 'alter_jumps' argument to bool.
166 (do_local_cprop): Likewise.
167 (local_cprop_pass): Likewise. Also walk basic blocks instead of
168 the insn chain. Explicitly clear the cselib tables after finishing
169 one basic block. Make sure there are no unterminated libcall blocks.
170 Update compute_sets call.
171 (cprop): Walk basic blocks instead of the insn chain.
172 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
174 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
175 one_cprop_pass calls.
177 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
179 * combine.c (combine_simplify_rtx): Remove a transformation that
180 relies on an invalid assumption about rtl sign-extension semantics.
182 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
184 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
185 to build_int_cst_wide.
187 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
190 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
191 set the original address pseudo to the correct value before the
192 original insn, if possible, and leave the insn alone, otherwise
193 create a new pseudo, set it and replace it in the insn.
194 * recog.c (validate_change_maybe_volatile): New.
195 * recog.h (validate_change_maybe_volatile): Declare.
197 2005-04-09 Caroline Tice <ctice@apple.com>
199 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
200 Remove targetm.have_named_sections test.
201 (fix_edges_for_rarely_executed_code): Likewise.
202 (insert_section_boundary_note): Likewise.
203 (reorder_basic_blocks): Check partitioning flag before calling
204 verify_hot_cold_block_grouping.
205 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
206 the function struct rather than global variables.
207 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
208 (COLD_END_LABEL): Likewise
209 (cold_text_section_label): New static global variable.
210 (cold_end_label): Likewise.
211 (dwarf2out_switch_text_section): Get hot/cold section labels from
212 the function struct rather than global variables.
213 (output_aranges): Use cold_text_section_label and cold_end_label;
214 check partitioning flag before putting out delta.
215 (output_ranges): Remove incorrect code attempting to use
217 (output_line_info): Get cold section label from function struct.
218 (add_location_or_const_value_attribute): Likewise.
219 (get_subprogram_die): Get hot/cold section labels from function struct.
220 (dwarf2out_var_location): Likewise.
221 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
222 write out cold_text_section_label if partition flag is set.
223 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
224 * function.h (struct function): Add new fields to point to hot/cold
225 section labels: hot_section_label, cold_section_label,
226 hot_section_end_label and cold_section_end_label; also add new field
227 for cold text section name, unlikely_text_section_name.
228 * opts.c (decode_options): Turn off partitioning flag if
229 !targetm.have_named_sections.
230 * output.h (hot_section_label): Remove.
231 (hot_section_end_label): Remove.
232 (cold_section_end_label): Remove.
233 (unlikely_section_label): Remove.
234 (unlikely_text_section_name): Remove.
235 * passes.c (rest_of_handle_final): Remove code that frees
236 unlikely_text_section_name.
237 * varasm.c (unlikely_section_label): Remove.
238 (hot_section_label): Remove.
239 (hot_section_end_label): Remove.
240 (cold_section_end_label): Remove.
241 (unlikely_text_section_name): Remove.
242 (initialize_cold_section_name): Modify to call
243 targetm.strip_name_encoding; to store cold section name in current
244 function struct, if it exists; and to only use the decl_section_name
245 if flag_named_sections is true.
246 (unlikely_text_section): Modify to get section name out of current
247 function struct, if there is one; otherwise build it from
248 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
249 (in_unlikely_text_section): Likewise.
250 (named_section): Modify to get/put cold section name in current function
251 struct, if there is one.
252 (function_section): Change 'bool unlikely' to 'int reloc'; check
253 targetm.have_named_sections before calling named_section.
254 (current_function_section): Likewise.
255 (assemble_start_function): Modify to get/put unlikely_text_section_name
256 in current function struct; modify to get hot/cold section labels
257 from function struct; initialize labels using
258 ASM_GENERATE_INTERNAL_LABEL;
259 test partitioning flag before writing out hot section label.
260 (assemble_end_function): Test partitioning flag before writing out
261 hot/cold section labels.
262 (default_section_type_flags_1): Modify to use array instead of
263 char* for unlikely_text_section_name; set flags correctly for
264 cold text section if there is not a current function decl.
266 2005-04-09 Jakub Jelinek <jakub@redhat.com>
268 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
269 and TI_VA_LIST_FPR_COUNTER_FIELD.
270 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
271 * tree-pass.h (pass_stdarg): Add.
272 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
273 * tree-stdarg.c: New file.
274 * tree-stdarg.h: New file.
275 * Makefile.in (OBJS-common): Add tree-stdarg.o.
276 (tree-stdarg.o): Add dependencies.
277 * function.h (struct function): Add va_list_gpr_size and
278 va_list_fpr_size fields.
279 * function.c (allocate_struct_function): Initialize them.
280 * target.h (struct gcc_target): Add stdarg_optimize_hook.
281 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
282 (TARGET_INITIALIZER): Add it.
284 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
285 va_list_{g,f}pr_counter_field.
286 (ix86_setup_incoming_varargs): Don't do anything if reg_save
287 area will not be used. Only save registers that tree-stdarg.c
288 detected they need saving.
289 (ix86_va_start): Don't set up fields that won't be used.
291 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
292 va_list_{g,f}pr_counter_field.
293 (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 (rs6000_va_start): Don't set up fields that won't be used.
298 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
299 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
300 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
301 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
303 2005-04-09 Jakub Jelinek <jakub@redhat.com>
306 * config/i386/i386.c (construct_container): Pass empty aligned
307 struct, union or class in memory.
309 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
311 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
312 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
313 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
314 config/rs6000/predicates.md: Fix comment typos.
316 * sched-int.h (haifa_insn_data): Remove blockage and units.
317 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
318 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
319 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
321 2005-04-09 Jan Hubicka <jh@suse.cz>
322 Steven Bosscher <stevenb@suse.de>
324 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
325 * cfgloop.c (get_loop_exit_edges): Likewise.
326 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
328 * loop-unroll.c (analyze_insns_in_loop): Likewise.
329 * tree-cfg.c (dump_cfg_status): Likewise.
331 2005-04-09 David Edelsohn <edelsohn@gnu.org>
333 * config/rs6000/predicates.md (altivec_register_operand): Remove
334 redundant match_code test.
335 (gpc_reg_operand): Same.
336 (cc_reg_operand): Same.
337 (cc_reg_not_cr0_operand): Same.
339 2005-04-09 Jan Hubicka <jh@suse.cz>
341 Forgotten hunk from my last merge patch:
342 * final.c (output_addr_const): Do not call mark_referenced.
344 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
346 * doc/tree-ssa.texi: Add immediate use documentation.
348 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
350 * arm.c (FL_WBUF): Define.
351 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
352 (arm_is_6_or_7): Delete.
353 (arm_tune_wbuf): New.
354 (arm_override_options): Set arm_tune_wbuf.
355 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
356 (arm_is_6_or_7): Delete declaration.
357 (arm_tune_wbuf): New declartion.
358 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
359 (model_wbuf): Derive from arm_tune_wbuf.
360 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
361 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
362 (arm740t): Mark CPUs as having a write buffer.
364 2005-04-09 Uros Bizjak <uros@kss-loka.si>
366 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
367 of 'const_double_operand' in operand 2 constraints. Update enable
370 2005-04-09 Uros Bizjak <uros@kss-loka.si>
372 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
373 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
374 * optabs.h (enum optab_index): Add new OTI_lfloor.
375 (lfloor_optab): Define corresponding macro.
376 * optabs.c (init_optabs): Initialize lfloor_optab.
377 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
378 and lfloordi2 patterns.
379 * builtins.c (expand_builtin_int_roundingfn): New prototype.
380 (expand_builtin_int_roundingfn): New function.
381 (fold_builtin_int_roundingfn): New prototype.
382 (fold_builtin_int_roundingfn): New function, renamed from
384 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
385 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
386 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
387 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
388 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
389 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
390 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
391 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
392 into lfloor built-in function and (long long int)floor{,f,l} into
393 llfloor built-in function.
394 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
397 2005-04-08 Ian Lance Taylor <ian@airs.com>
399 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
400 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
401 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
402 (DO_COND, DO_BODY): Likewise.
403 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
404 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
405 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
406 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
407 (build_continue_stmt, build_break_stmt): Don't declare.
408 (c_do_switch_warnings): Update declaration.
409 * c-gimplify.c (enum bc_t): Remove.
410 (struct c_gimplify_ctx, ctxp): Remove.
411 (push_context, pop_context): Remove static functions.
412 (c_genericize): Don't call push_context or pop_context.
413 (begin_bc_block, finish_bc_block): Remove static functions.
414 (build_bc_goto): Likewise.
415 (gimplify_c_loop): Likewise.
416 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
417 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
418 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
419 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
420 * c-common.c (c_do_switch_warnings): Rename from
421 c_do_switch_warnings_1.
422 (c_do_switch_warnings) [old version]: Remove.
423 (c_do_switch_expr_warnings): Remove.
424 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
425 function instead of c_do_switch_expr_warnings.
426 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
427 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
428 * c-pretty-print.c (pp_c_statement): Likewise.
429 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
431 2005-04-08 Devang Patel <dpatel@apple.com>
433 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
434 While selecting replacement condition pay attention to loop header.
436 2005-04-08 Diego Novillo <dnovillo@redhat.com>
438 Merge from tree-cleanup-branch: VRP, store CCP, store
439 copy-prop, incremental SSA updating of FUD chains and
440 newly exposed symbols.
442 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
443 (OBJS-common): Add tree-vrp.o.
444 (tree-vrp.o): New rule.
445 * basic-block.h (nearest_common_dominator_for_set): Declare.
446 * common.opt (ftree-store-ccp): New flag.
447 (ftree-copy-prop): New flag.
448 (ftree-vrp): New flag.
449 (ftree-store-copy-prop): New flag.
450 * dominance.c (nearest_common_dominator_for_set): New.
451 * domwalk.c (walk_dominator_tree): Only traverse
452 statements in blocks marked in walk_data->interesting_blocks.
453 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
454 * fold-const.c (fold): Handle ASSERT_EXPR.
455 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
456 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
457 flag_tree_vrp at -O2.
458 * timevar.def (TV_TREE_VRP): Define.
459 (TV_TREE_COPY_PROP): Define.
460 (TV_TREE_STORE_COPY_PROP): Define.
461 (TV_TREE_SSA_INCREMENTAL): Define.
462 (TV_TREE_STORE_CCP): Define.
463 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
464 to kill_redundant_phi_nodes from comment.
465 (verify_expr): Handle ASSERT_EXPR.
466 * tree-dfa.c (mark_new_vars_to_rename): Remove second
467 argument. Update all users.
468 (mark_call_clobbered_vars_to_rename): Remove. Update all
470 * tree-flow-inline.h (unmodifiable_var_p): New.
471 * tree-flow.h (enum value_range_type): Declare.
472 (struct value_range_def): Declare.
473 (value_range): Declare.
474 (remove_all_phi_nodes_for): Remove. Update all users.
475 (find_phi_node_for): Declare.
476 (add_type_alias): Declare.
477 (count_uses_and_derefs): Declare.
478 (kill_redundant_phi_nodes): Remove.
479 (rewrite_into_ssa): Remove.
480 (rewrite_def_def_chains): Remove.
481 (update_ssa, register_new_name_mapping, create_new_def_for,
482 need_ssa_update_p, name_registered_for_update_p,
483 release_ssa_name_after_update_ssa, dump_repl_tbl,
484 debug_repl_tbl, dump_names_replaced_by,
485 debug_names_replaced_by, mark_sym_for_renaming,
486 mark_set_for_renaming, get_current_def, set_current_def,
487 get_value_range, dump_value_range, debug_value_range,
488 dump_all_value_ranges, debug_all_value_ranges,
489 expr_computes_nonzero, loop_depth_of_name,
490 unmodifiable_var_p): Declare.
491 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
493 * tree-into-ssa.c (block_defs_stack): Update comment.
494 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
495 syms_to_rename, names_to_release, repl_tbl,
496 need_to_initialize_update_ssa_p, need_to_update_vops_p,
497 need_to_replace_names_p): New locals.
498 (NAME_SETS_GROWTH_FACTOR): Define.
499 (struct repl_map_d): Declare.
500 (struct mark_def_sites_global_data): Add field
502 (enum rewrite_mode): Declare.
503 (REGISTER_DEFS_IN_THIS_STMT): Define.
504 (compute_global_livein): Use last_basic_block instead of
506 (set_def_block): Remove last argument. Update all callers.
507 (prepare_use_operand_for_rename): Remove. Update all callers.
508 (prepare_def_operand_for_rename): Remove. Update all callers.
509 (symbol_marked_for_renaming): New.
512 (repl_map_hash): New.
514 (repl_map_free): New.
515 (names_replaced_by): New.
516 (add_to_repl_tbl): New.
517 (add_new_name_mapping): New.
518 (mark_def_sites): Assume that all the operands in the
519 statement are in normal form.
520 (find_idf): Assert that the block in the stack is valid.
521 (get_default_def_for): New.
522 (insert_phi_nodes_for): Add new argument 'update_p'.
524 If update_p is true, add a new mapping between the LHS of
525 each new PHI and the name that it replaces.
526 (insert_phi_nodes_1): Only call find_idf if needed.
527 (get_reaching_def): Call get_default_def_for.
528 (rewrite_operand): Remove.
529 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
530 and REWRITE_THIS_STMT are false.
531 Assume that all the operands in the statement are in
533 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
534 (rewrite_virtual_phi_arguments): Remove.
535 (invalidate_name_tags): Remove.
536 (register_new_update_single, register_new_update_set,
537 rewrite_update_init_block, replace_use,
538 rewrite_update_fini_block, rewrite_update_stmt,
539 rewrite_update_phi_arguments): New.
540 rewrite_blocks): Remove argument 'fix_virtual_phis'.
541 Add arguments 'entry', 'what' and 'blocks'.
542 Initialize the dominator walker according to 'what' and
544 Start the dominator walk at 'entry'.
545 (mark_def_site_blocks): Add argument 'interesting_blocks'.
546 Use it to configure the dominator walker.
547 (rewrite_into_ssa): Remove argument 'all'.
549 (rewrite_all_into_ssa): Remove.
550 (rewrite_def_def_chains): Remove.
551 (mark_def_interesting, mark_use_interesting,
552 prepare_phi_args_for_update, prepare_block_for_update,
553 prepare_def_site_for, prepare_def_sites,
554 dump_names_replaced_by, debug_names_replaced_by,
555 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
556 delete_update_ssa, create_new_def_for,
557 register_new_name_mapping, mark_sym_for_renaming,
558 mark_set_for_renaming, need_ssa_update_p,
559 name_registered_for_update_p, ssa_names_to_replace,
560 release_ssa_name_after_update_ssa,
561 insert_updated_phi_nodes_for, update_ssa): New.
562 * tree-loop-linear.c (linear_transform_loops): Call
563 update_ssa instead of rewrite_into_ssa.
564 * tree-optimize.c (vars_to_rename): Remove.
566 (init_tree_optimization_passes): Replace
567 pass_redundant_phi with pass_copy_prop.
569 Replace pass_ccp with pass_store_ccp.
570 Add pass_store_copy_prop after pass_store_ccp.
571 (execute_todo): If the TODO_ flags don't include updating
572 the SSA form, assert that it does not need to be updated.
573 Call update_ssa instead of rewrite_into_ssa and
574 rewrite_def_def_chains.
575 If TODO_verify_loops is set, call verify_loop_closed_ssa.
576 (tree_rest_of_compilation):
577 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
578 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
579 TODO_cleanup_cfg): Renumber.
580 (TODO_verify_loops, TODO_update_ssa,
581 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
582 TODO_update_ssa_only_virtuals): Define.
583 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
585 * tree-phinodes.c (make_phi_node): Update documentation.
586 (remove_all_phi_nodes_for): Remove.
587 (find_phi_node_for): New.
588 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
589 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
590 (interpret_rhs_modify_expr): Likewise.
591 * tree-sra.c (decide_instantiations): Mark all symbols in
592 SRA_CANDIDATES for renaming.
593 (mark_all_v_defs_1): Rename from mark_all_v_defs.
594 (mark_all_v_defs): New function. Update all users to call it
595 with the whole list of scalarized statements, not just the
597 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
598 (compute_flow_insensitive_aliasing): If the tag is
599 unmodifiable and the variable isn't or vice-versa, don't
600 make them alias of each other.
601 (setup_pointers_and_addressables): If the type tag for
602 VAR is about to change, mark the old one for renaming.
603 (add_type_alias): New.
604 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
605 (ccp_lattice_t): Rename from latticevalue.
606 (value): Remove. Update all users.
607 (const_val): New local variable.
608 (do_store_ccp): New local variable.
609 (dump_lattice_value): Handle UNINITIALIZED.
610 (debug_lattice_value): New.
611 (get_default_value): Re-write.
612 (set_lattice_value): Re-write.
613 (def_to_varying): Remove. Update all users.
614 (likely_value): Return VARYING for statements that make
615 stores when STORE_CCP is false.
616 Return VARYING for any statement other than MODIFY_EXPR,
617 COND_EXPR and SWITCH_EXPR.
618 (ccp_initialize): Re-write.
619 (replace_uses_in, replace_vuse_in, substitute_and_fold):
620 Move to tree-ssa-propagate.c.
621 (ccp_lattice_meet): Handle memory stores when
622 DO_STORE_CCP is true.
623 (ccp_visit_phi_node): Likewise.
624 (ccp_fold): Likewise.
625 (evaluate_stmt): Likewise.
626 (visit_assignment): Likewise.
627 (ccp_visit_stmt): Likewise.
628 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
632 (do_ssa_store_ccp): New.
633 (gate_store_ccp): New.
634 (pass_store_ccp): Declare.
635 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
636 (may_propagate_copy): Reformat.
637 Don't abort if ORIG is a virtual and DEST isn't.
638 If NEW does not have alias information but DEST does,
640 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
641 copy_prop_kind, which_copy_prop): Declare.
642 (stmt_may_generate_copy, get_copy_of_val,
643 get_last_copy_of, set_copy_of_val, dump_copy_of,
644 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
645 copy_prop_visit_stmt, copy_prop_visit_phi_node,
646 init_copy_prop, fini_copy_prop, execute_copy_prop,
647 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
648 store_copy_prop): New.
649 (pass_copy_prop, pass_store_copy_prop): Declare.
650 * tree-ssa-dom.c (struct opt_stats_d): Add fields
651 'num_const_prop' and 'num_copy_prop'.
652 (cprop_operand): Update them.
653 (dump_dominator_optimization_stats): Dump them.
654 (tree_ssa_dominator_optimize): Call update_ssa instead of
656 (loop_depth_of_name): Declare extern.
657 (simplify_cond_and_lookup_avail_expr): Guard against NULL
658 values for LOW or HIGH.
659 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
660 (record_equivalences_from_stmt): Call expr_computes_nonzero.
661 (cprop_operand): Only propagate if VAL != OP.
662 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
663 statement for renaming.
664 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
665 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
666 add_type_alias if necessary.
667 Call mark_new_vars_to_rename.
668 (tree_ssa_iv_optimize): If new symbols need to be renamed,
669 mark every statement updated, call update_ssa and
670 rewrite_into_loop_closed_ssa.
671 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
672 from LIVEIN if VAR is a virtual.
673 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
674 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
675 (get_call_expr_operands): Reformat statement.
676 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
678 * tree-ssa-propagate.c (ssa_prop_init): Initialize
679 SSA_NAME_VALUE for every name.
680 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
681 get_value_loaded_by): New.
682 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
683 substitute_and_fold): Move from tree-ssa-ccp.c.
684 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
685 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
686 get_value_loaded_by, replace_uses_in, substitute_and_fold):
688 * tree-ssa.c (verify_use): Fix error message.
689 (propagate_into_addr, replace_immediate_uses, get_eq_name,
690 check_phi_redundancy, kill_redundant_phi_nodes,
691 pass_redundant_phi): Remove. Update all users.
692 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
693 add_type_alias, if necessary.
694 * tree-vectorizer.h (struct _stmt_vect_info): Update
695 documentation for field 'memtag'.
696 * tree-vrp.c: New file.
697 * tree.def (ASSERT_EXPR): Define.
698 * tree.h (ASSERT_EXPR_VAR): Define.
699 (ASSERT_EXPR_COND): Define.
700 (SSA_NAME_VALUE_RANGE): Define.
701 (struct tree_ssa_name): Add field 'value_range'.
702 (PHI_REWRITTEN): Remove.
703 (struct tree_phi_node): Remove field 'rewritten'.
704 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
705 -ftree-store-copy-prop): Document.
706 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
707 Document usage of update_ssa.
709 2005-04-08 David Edelsohn <edelsohn@gnu.org>
712 * config/rs6000/predicates.md (altivec_register_operand): Accept
714 (and64_operand): Do not limit CONST_INT to mask64_operand.
715 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
716 (and_operand): Do not limit CONST_INT to mask_operand.
718 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
720 PR rtl-optimization/20466
721 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
722 for overlap of the address of each list member.
723 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
725 2005-04-08 Mike Stump <mrs@apple.com>
727 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
729 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
732 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
734 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
736 * function.c (push_function_context_to): Don't set
738 * function.h (function): Remove contains_functions.
739 (current_function_contains_functions): Remove.
741 * function.h (function): Remove instrument_entry_exit.
742 (current_function_instrument_entry_exit): Remove.
744 * function.h (nonlocal_labels): Remove.
746 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
748 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
749 (check_attr_value, write_attr_get, write_expr_attr_cache,
750 find_attr, make_internal_attr): Don't reference negative_ok or
752 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
753 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
754 (ATTR_STATIC): Adjust the value.
756 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
758 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
760 * config/s390/tpf.h (ASM_SPEC): Define.
762 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
764 * tree-flow.h: Remove the prototype for
765 redirect_immediate_uses.
766 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
768 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
770 * arm.c (arm_const_double_by_parts): New function.
771 * arm-protos.h (arm_const_double_by_parts): Add prototype.
772 * arm.md (define_split for 64-bit constants): Add another one.
774 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
776 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
778 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
780 * system.h: Revert last change.
782 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
784 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
785 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
786 (TARGET_SWITCHES): Delete.
787 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
788 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
789 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
790 * config/xtensa/xtensa.opt: New file.
792 2005-04-08 Ben Elliston <bje@au.ibm.com>
794 * config/fp-bit.c: Include L_mul_tf in #endif comment.
795 * config/fp-bit.h: Tidy comments.
797 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
799 * system.h: Poison PARAMS.
801 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
803 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
804 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
805 (TARGET_SWITCHES): Delete.
806 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
807 * config/vax/vax.opt: New file.
809 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
811 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
813 2005-04-07 Ian Lance Taylor <ian@airs.com>
815 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
817 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
818 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
821 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
823 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
824 all immediate uses in PHI nodes.
826 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
828 * arm.c (arm_const_double_inline_cost): Handle any constant by
829 using gen_lowpart and gen_highpart_mode.
830 (note_invalid_constants): All constants in an RTX with a constraint
831 that permits memory are now pushed to the constant pool.
832 (output_move_double): Delete code to handle reg to reg and
833 constant to reg moves.
834 (const_double_needs_minipool, output_mov_immediate): Delete.
835 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
836 CONST_INT and CONST_VECTOR.
837 * arm.md (ANY64): New mode macro.
838 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
839 (movdf_soft_insn): Split reg-reg and const-reg moves.
840 (split patterns for 64-bit constant and register moves): New.
841 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
842 (cirrus_movdf_hard_insn): Likewise.
843 * fpa.md (movdf_fpa): Likewise.
844 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
845 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
847 (movv2si_internal_2): Likewise.
848 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
849 (movdf_vfp): Likewise.
850 * arm-protos.h (output_mov_immediate): Delete prototype.
852 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
855 * simplify-rtx.c (simplify_unary_operation_1): Check
856 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
858 2005-04-06 James E Wilson <wilson@specifixinc.com>
861 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
864 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
866 * coverage.h (GCOV_TYPE_NODE): Delete.
867 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
868 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
869 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
870 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
871 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
873 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
876 * Makefile.in (gcc.pot): Remove options.c dependency.
877 * optc-gen.awk: Don't quote help strings with N_().
879 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
881 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
882 the function returns a pointer type.
884 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
886 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
887 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
888 * doc/invoke.texi: Documnet salias-max-implicit-fields.
889 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
890 explicit_uses members.
891 (get_or_create_used_part_for): Initialize new fields.
892 (fieldoff_compare): New function.
893 (create_overlap_variables_for): Count number of fields, use
894 heuristic to determine whether to create subvars for vars with
896 Sort the field list by offset and avoid creating duplicate SFT's.
898 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
900 * c.opt (-F): Remove trailing whitespace from help string.
901 (-finput-charset): Use a tab to separate the switch name and help
903 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
904 (-ftree-vectorizer-verbose): Likewise.
906 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
908 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
909 a PHI argument where a use occurs instead of all PHI arguments.
911 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
913 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
916 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
918 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
919 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
920 config/bfin/bfin.h: Fix comment typos.
922 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
924 * doc/install.texi: Update the URL for Jacks.
925 * doc/sourcebuild.texi: Likewise.
927 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
930 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
931 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
933 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
935 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
937 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
939 * config/v850/v850-protos.h (override_options): Delete.
940 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
941 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
942 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
943 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
944 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
945 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
946 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
947 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
948 (OVERRIDE_OPTIONS): Delete.
949 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
950 (small_memory_info): Remove the value field.
951 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
953 * config/v850/v850.c (small_memory): Remove the value field.
954 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
955 (override_options): Delete.
956 (v850_handle_memory_option, v850_handle_option): New functions.
957 * config/v850/v850.opt: New file.
959 2005-04-06 Geoffrey Keating <geoffk@apple.com>
961 * config.host: Add a section for generic hosts, and a subsection
962 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
963 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
964 * config/host-darwin.h: New.
965 * config/x-darwin: New.
966 * config/i386/host-i386-darwin.c: New.
967 * config/i386/x-darwin: New.
968 * config/rs6000/host-darwin.c: Include host-darwin.h.
969 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
970 (darwin_rs6000_gt_pch_use_address): Likewise.
971 * config/rs6000/x-darwin: Change name of .o built, update
972 dependencies for changes to rs6000/host-darwin.c.
974 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
977 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
979 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
981 * tree-vect-analyze.c (vect_analyze_loop_form): Call
982 split_loop_exit_edge instead of loop_split_edge_with.
984 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
986 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
987 UNSPEC_SET_VSCR): New constants, used throughout.
989 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
991 (altivec_vspltis<VI_char>): ... this pattern, using
992 a QImode const_int_operand for the immediate.
993 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
996 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
999 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1001 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1003 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1005 2005-04-06 Ben Elliston <bje@au.ibm.com>
1007 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1008 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1009 macros as living in "this file" and not gcc.h.
1011 2005-04-06 Ben Elliston <bje@au.ibm.com>
1013 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1014 -ftree-live_range_split. Perhaps renamed at some point?
1016 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1019 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1020 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1022 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1024 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1025 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1026 (number_of_iterations_special): New function.
1027 (number_of_iterations_exit): Use number_of_iterations_special.
1028 Use simplify_using_outer_evolutions only at -O3.
1029 (number_of_iterations_cond, tree_simplify_using_condition,
1030 simplify_using_initial_conditions, loop_niter_by_eval,
1031 compare_trees, can_count_iv_in_wider_type_bound,
1032 simplify_using_outer_evolutions): Use fold_build.
1034 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1036 * doc/install.texi (Configuration): Document --with-java-home.
1038 2005-04-05 Richard Henderson <rth@redhat.com>
1042 * config/i386/i386.c (print_operand): Handle vector zeros.
1043 (ix86_split_to_parts): Handle CONST_VECTOR.
1044 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1045 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1046 what modes to tie for MMX and SSE registers.
1047 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1048 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1049 to vector modes as well.
1050 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1051 properly as an input mode.
1053 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1055 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1057 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1059 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1061 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1063 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1064 and local functions, set sse_nregs to 8 and float_in_sse.
1065 (function_arg_advance, function_arg): If float_in_sse, pass
1066 SFmode and DFmode arguments in SSE registers.
1067 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1069 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1070 of -funit-at-a-time.
1072 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1074 * config/i386/i386-protos.h (ix86_function_value): Accept two
1075 arguments, like the target macro.
1076 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1077 * config/i386/i386.c (ix86_function_value): Accept the second
1078 argument of the target macro.
1079 (ix86_function_ok_for_sibcall): Pass a function pointer to
1080 ix86_function_value.
1081 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1082 call to ix86_value_regno).
1083 (ix86_value_regno): Add support for returning floating point values
1086 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1088 PR tree-optimization/20076
1089 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1090 that call __builtin_return or __builtin_apply_args.
1092 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1094 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1095 Use immediate use iterator.
1096 (stmt_is_bumper_for_loop): Use immediate use iterator.
1097 * predict.c (strip_builtin_expect): Use update_stmt.
1098 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1099 on all elements of a STATEMENT_LIST.
1100 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1101 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1102 (bsi_replace): Mark stmt as modified and the update it.
1103 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1104 (expand_complex_libcal): Call update_stmt.
1105 (expand_complex_comparison): Call mark_stmt_modified.
1106 (expand_complex_operations_1): Call update_stmt_if_modified.
1107 (expand_vector_operations_1): Call mark_stmt_modified.
1108 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1109 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1110 add_immediate_use, redirect_immediate_use,
1111 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1112 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1113 (mark_new_vars_to_rename): Call update_stmt.
1114 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1115 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1117 (unmodify_stmt): Delete.
1118 (update_stmt): New. Force an update of a stmt.
1119 (update_stmt_if_modified): update a stmt if it is out of date.
1120 (get_stmt_operands): Verify stmt is NOT modified.
1121 (stmt_modified_p): Update comment.
1122 (delink_imm_use): Remove a use node from its immuse list.
1123 (link_imm_use_to_list): Link a use node to a specific list.
1124 (link_imm_use): Link a node to the correct list.
1125 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1126 it in the correct list, if appropriate.
1127 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1128 (relink_imm_use): Link a use node in place of another node in a list.
1129 (relink_imm_use_stmt): LInk a node in place of another node, and set
1131 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1132 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1133 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1134 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1135 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1136 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1137 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1138 (has_zero_uses): New. Return true if there are no uses of a var.
1139 (has_single_use): New. Return true if there is only a single use of a
1141 (single_imm_use): New. Return the simgle immediate use.
1142 (num_imm_uses): New. Return the number of immediate uses.
1143 (get_v_must_def_ops): Use is now a pointer.
1144 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1145 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1147 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1148 (delink_stmt_imm_use): Delink all immuses from a stmt.
1149 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1150 * tree-flow.h (struct dataflow_d): Delete.
1151 (immediate_use_iterator_d): New. Immediate use iterator struct.
1152 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1153 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1154 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1156 (struct stmt_ann_d): Remove dataflow_t from struct.
1157 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1158 (if_convertible_phi_p): Use FAST immuse iterator.
1159 (if_convertible_loop_p): Don't call compute_immediate_uses.
1160 (replace_phi_with_cond_modify_expr): Call update_stmt.
1161 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1162 update_stmt_if_modified.
1163 (rewrite_all_into_ssa): Initialize ssa operands.
1164 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1165 compute_immediate_uses.
1166 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1167 ssa_property is available.
1168 (execute_one_pass): Change parameters passed to execute_todo.
1169 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1170 (remove_ssa_form): Call fini_ssa_operands.
1171 (insert_backedge_copies): Delete call to modify_stmt.
1172 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1173 (release_phi_node): Delink any use nodes before releasing.
1174 (resize_phi_node): Relink any use nodes.
1175 (remove_phi_arg_num): Delink the use node.
1176 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1177 (remove_all_phi_nodes_for): Release phi node first.
1178 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1179 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1180 (scalarize_use, scalarize_copy): Call update_stmt.
1181 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1182 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1183 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1184 (ccp_initialize): Remove call to compute_immediate_uses.
1185 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1186 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1188 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1189 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1190 (eliminate_redundant_computations): Call mark_stmt_modified.
1191 (cprop_operand): Call mark_stmt_modified.
1192 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1193 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1194 (dse_optimize_stmt): Use new immuse interface.
1195 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1196 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1197 (substitute_single_use_vars): Use new immuse interface.
1198 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1199 and compute_immediate_uses.
1200 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1202 (rewrite_mem_refs): Call update_stmt.
1203 (determine_lsm): Remove call to compute_imm_uses and free_df.
1204 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1205 (try_unroll_loop_completely): Call update_stmt.
1206 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1207 (rewrite_use_compare): Call update_stmt.
1208 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1209 (rewrite_use) : Call update_stmt.
1210 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1211 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1213 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1214 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1215 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1217 (initialize_vuse_operand): New. Initialize a vuse operand.
1218 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1219 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1220 (finalize_ssa_defs): Use stmt parameter.
1221 (correct_use_link): Ensure a use node is in the correct list, and has
1222 the correct stmt pointer.
1223 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1224 finalize_ssa_v_must_defs): Also initialize use nodes.
1225 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1226 (build_ssa_operands): Seperate parsing from final operand construction.
1227 (parse_ssa_operands): New. Parse entry point for operand building.
1228 (swap_tree_operands): New. Swap 2 tree operands.
1229 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1231 (get_expr_operands): Call swap_tree_operands when needed.
1232 (copy_virtual_operands): Use initialize routines for virtual use ops.
1233 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1234 (verify_abort): New. Issue imm_use error.
1235 (verify_imm_links): New Verify imm_use links for a var.
1236 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1237 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1238 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1239 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1240 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1241 (NULL_USE_OPERAND_P) Define.
1242 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1244 (struct vuse_operand_type): New struct.
1245 (SET_USE): Call set_ssa_use_from_ptr.
1247 (PHI_ARG_INDEX_FROM_USE): Define.
1248 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1249 argument via SET_USE, not PHI_ARG_DEF_TREE.
1250 * tree-ssa-pre.c (eliminate): Call update_stmt.
1251 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1253 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1254 (nearest_common_dominator_of_uses): Use imm_use iterator.
1255 (statement_sink_location): Use imm_use iterator and interface.
1256 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1257 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1258 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1259 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1260 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1261 if new parameter is true.
1262 (init_tree_ssa): Don't initialize operand cache here.
1263 (delete_tree_ssa): Don't destroy operand cache here.
1264 (propagate_into_addr): Pass in a use pointer, return true if anything
1266 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1267 (check_phi_redundancy): Use imm_use iterator.
1268 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1270 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1271 (release_ssa_name): Delink node and all elements in its imm_use list.
1272 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1273 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1274 * tree-vectorizer.c (need_imm_uses_for): Delete.
1275 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1276 * tree.h (struct ssa_imm_use_d): Define.
1277 (SSA_NAME_IMM_USE_NODE): Define.
1278 (struct tree_ssa_name): Add imm_use node.
1280 (PHI_ARG_IMM_USE_NODE): Define.
1281 (struct phi_arg_d): Add imm_use node.
1282 (struct tree_phi_node): Remove struct dataflow_d element.
1283 (TDF_STMTADDR): Define.
1285 2005-04-05 Dale Johannesen <dalej@apple.com>
1287 * doc/invoke.texi (Optimization Options): Remove
1288 duplicate -fcse-follow-jumps. Add -fweb.
1289 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1290 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1292 2005-04-05 Per Bothner <per@bothner.com>
1294 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1295 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1296 (warn_uninit): Get EXPR_LOCUS from context now instead.
1297 This fixes a USE_MAPPED_LOCATION testsuite failure.
1299 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1301 2005-04-05 Per Bothner <per@bothner.com>
1303 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1304 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1305 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1308 2004-04-05 Devang Patel <dpatel@apple.com>
1310 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1311 (lhsr<mode>3): ... new name.
1312 (altivec_vsra<VI_char>): Rename to ..
1313 (ashr<mode>3): ... new name.
1314 * config/rs6000/rs6000.c (builtin_description): Rename shift
1317 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1319 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1320 gen_lowpart_for_combine.
1321 * cse.c (gen_lowpart_if_possible): Move...
1322 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1324 (gen_lowpart_no_emit_general): Use it.
1326 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1328 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1331 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1333 * system.h: Fix typo.
1335 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1337 * config/bfin/bfin-modes.def: New file.
1338 * config/bfin/bfin-protos.h: New file.
1339 * config/bfin/bfin.c: New file.
1340 * config/bfin/bfin.h: New file.
1341 * config/bfin/bfin.md: New file.
1342 * config/bfin/bfin.opt: New file.
1343 * config/bfin/crti.s: New file.
1344 * config/bfin/crtn.s: New file.
1345 * config/bfin/elf.h: New file.
1346 * config/bfin/lib1funcs.asm: New file.
1347 * config/bfin/predicates.md: New file.
1348 * config/bfin/t-bfin: New file.
1349 * config/bfin/t-bfin-elf: New file.
1350 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1351 Document new attributes.
1352 (interrupt, interrupt_handler, saveall): Update documentation for
1354 * doc/install.texi (Specific): Add entry for the Blackfin.
1355 * doc/invoke.texi (Blackfin Options): New section.
1356 * doc/md.texi (Blackfin family): New section to document constraints.
1357 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1359 2005-04-05 Olivier Hainque <hainque@adacore.com>
1361 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1362 match what the system unwinder expects.
1363 * config/mips/mips.c (mips_frame_set): If we're saving the return
1364 address register and the dwarf return address column number differs
1365 from the hard register number, adjust the note reg to refer to the
1368 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1370 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1371 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1372 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1373 (processor_type): New enum.
1374 (mn10300_processor): New variable.
1375 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1376 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1377 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1378 (PROCESSOR_DEFAULT): New macro.
1379 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1380 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1381 (mn10300_handle_option, mn10300_override_options): New functions.
1382 * config/mn10300/mn10300.opt: New file.
1384 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1385 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1387 PR tree-optimization/19903
1388 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1389 that don't fit in their type after conversion.
1391 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1394 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1395 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1396 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1397 flag here. Implement using define_insn_and_split.
1398 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1399 (frndintxf2_mask_pm_i387): New insn patterns.
1400 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1401 Do not set ix86_optimize_mode_switching flag.
1402 (ceilsf2, ceildf2, ceilxf2): Same.
1403 (btruncsf2, btruncdf2, btruncxf2): Same.
1404 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1406 2005-04-05 Ian Lance Taylor <ian@airs.com>
1409 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1410 i386_pe_record_external_function.
1411 (i386_pe_record_external_function): Update declaration.
1412 * config/i386/winnt.c (struct extern_list): Add decl field.
1413 (i386_pe_record_external_function): Add decl parameter.
1414 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1416 * config/i386/i386-protos.h (i386_pe_record_external_function):
1419 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1421 * config/m68k/m68k-protos.h: Add a prototype for
1422 valid_dbcc_comparison_p_2.
1423 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1424 extend_operator, const_uint32_operand, const_sint32_operand,
1425 general_src_operand, nonimmediate_src_operand,
1426 memory_src_operand, post_inc_operand, pre_dec_operand,
1427 pcrel_address): Move to predicates to predicates.md.
1428 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1429 * config/m68k/m68k.md: Include predicates.md.
1430 * config/m68k/predicates.md: New.
1432 2005-04-04 Roger Sayle <roger@eyesopen.com>
1434 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1436 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1438 2005-04-04 Ian Lance Taylor <ian@airs.com>
1440 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1442 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1443 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1444 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1445 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1446 * c-common.c (c_do_switch_warnings_1): New static function broken
1447 out of c_do_switch_warnings.
1448 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1449 (c_do_switch_expr_warnings): New function.
1450 * c-common.h (c_do_switch_expr_warnings): Declare.
1452 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1453 Daniel Jacobowitz <dan@codesourcery.com>
1455 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1457 * rtlanal.c (may_trap_p): Same.
1459 2005-04-04 Dale Johannesen <dalej@apple.com>
1461 * ChangeLog: remove reference to ChangeLog.12.
1463 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1465 CRIS epilogue as RTL.
1466 * config/cris/cris.md: Change all 0 in unspec 0 to
1468 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1469 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1471 ("return"): Change to define_expand. Call cris_expand_return for
1473 ("*return_expanded"): New pattern.
1474 ("epilogue"): New define_expand.
1475 * config/cris/cris.h (PREDICATE_CODES): Add
1476 cris_load_multiple_op.
1477 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1479 (enum cris_retinsn_type): New.
1480 (struct machine_function): New member return_type.
1481 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1482 (cris_target_asm_function_epilogue): Remove, moving RTLified
1484 (cris_expand_epilogue): New function.
1485 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1486 (cris_gen_movem_load, cris_load_multiple_op)
1487 (cris_return_address_on_stack_for_return, cris_expand_return): New
1489 (cris_target_asm_function_prologue)
1490 (cris_initial_frame_pointer_offset): Call
1491 cris_reg_saved_in_regsave_area instead of complicated expression.
1492 Call cris_return_address_on_stack instead of an expression.
1493 (cris_print_operand) <case 'o', case 'O'>: New cases.
1494 (cris_return_address_on_stack): Change return-type to bool.
1495 (cris_simple_epilogue): Ditto. Return false if registers are
1497 * config/cris/cris-protos.h (cris_simple_epilogue)
1498 (cris_return_address_on_stack): Adjust prototype return type.
1499 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1500 (cris_return_address_on_stack_for_return): New prototypes.
1502 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1504 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1505 gpr_or_int12_operand.
1507 * config/frv/frv-protos.h: Add a prototype to
1508 frv_legitimate_memory_operand and frv_const_unspec_p.
1509 (frv_unspec): Move from frv.c.
1510 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1511 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1512 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1513 gpr_or_fpr_operand, gpr_or_int12_operand,
1514 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1515 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1516 int6_operand, int5_operand, uint5_operand, uint4_operand,
1517 uint1_operand, int_2word_operand, uint16_operand,
1518 upper_int16_operand, integer_register_operand,
1519 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1520 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1521 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1522 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1523 move_destination_operand, movcc_fp_destination_operand,
1524 frv_function_symbol_referenced_p, move_source_operand,
1525 condexec_dest_operand, condexec_source_operand,
1526 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1527 const_unspec_operand, gpr_or_memory_operand,
1528 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1529 icc_operand, fcc_operand, cc_operand, icr_operand,
1530 fcr_operand, cr_operand, call_operand, sibcall_operand,
1531 symbolic_operand, relational_operator,
1532 integer_relational_operator, float_relational_operator,
1533 ccr_eqne_operator, minmax_operator,
1534 condexec_si_binary_operator, condexec_si_media_operator,
1535 condexec_si_divide_operator, condexec_si_unary_operator,
1536 condexec_sf_conv_operator, condexec_sf_add_operator,
1537 condexec_memory_operand, intop_compare_operator, acc_operand,
1538 even_acc_operand, quad_acc_operand, accg_operand: Move to
1540 * config/frv/frv.h (PREDICATE_CODES): Remove.
1541 * config/frv/frv.md: Include predicates.md.
1542 * config/frv/predicates.md: New.
1544 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1547 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1548 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1549 (add_standard_iv_candidates_for_size): New function, extracting code
1550 from add_standard_iv_candidates and parameterizing it by type size.
1551 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1553 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1555 * system.h (GCOV_SIZE_TYPE): Unposion.
1556 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1557 (GCOV_TYPE_SIZE): ...this new macro.
1558 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1559 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1560 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1561 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1562 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1563 instead of unsigned_intSI_type_node.
1564 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1565 (rtl_gen_one_value_profiler_no_edge_manipulation)
1566 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1567 * value-prof.c: Include coverage.h.
1569 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1570 Diego Novillo <dnovillo@redhat.com>
1572 Fix PR tree-optimization/20703
1573 Fix PR tree-optimization/20725
1575 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1576 (create_expression_by_pieces): Ditto.
1577 (valid_in_set): Ditto. Also handle tcc_declaration.
1578 (find_or_generate_expression): Handle comparison class.
1579 (insert_into_preds_of_block): Ditto.
1580 (insert_aux): Ditto.
1581 (create_value_expr_from): Handle comparison class, recursively
1582 handle reference nodes.
1583 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1584 (execute_pre): Fix spacing.
1585 (do_fre): Renamed to execute_fre.
1587 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1589 * doc/invoke.texi (SPARC options): Document that
1590 -mlittle-endian is not supported on Linux either.
1592 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1596 * config.gcc (Obsolete configurations): Remove
1597 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1598 (sparclite-*-coff*): Delete.
1599 (sparclite-*-elf*): Likewise.
1600 (sparc86x-*-elf*): Likewise.
1601 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1602 * config/sparc/lite.h: Delete.
1603 * config/sparc/litecoff.h: Likewise.
1604 * config/sparc/liteelf.h: Likewise.
1605 * config/sparc/sp86x-elf.h: Likewise.
1606 * config/sparc/t-sparclite: Likewise.
1607 * config/sparc/t-sp86x: Likewise.
1609 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1611 * config/s390/s390-protos.h: (s390_comparison,
1612 s390_alc_comparison, s390_slb_comparison, const0_operand,
1613 consttable_operand, larl_operand, s_operand,
1614 shift_count_operand, bras_sym_operand, load_multiple_operation,
1615 store_multiple_operation, s390_plus_operand): Remove prototypes.
1616 (s390_legitimate_address_without_index_p): New prototype.
1617 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1619 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1620 const0_operand, consttable_operand, larl_operand, s_operand,
1621 shift_count_operand, bras_sym_operand, load_multiple_operation,
1622 store_multiple_operation, s390_plus_operand): Move to
1624 (check_mode): Remove.
1625 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1627 (s390_legitimate_address_without_index_p): New.
1628 * config/s390/s390.h (PREDICATE_CODES): Remove.
1629 * config/s390/s390.md: Include predicates.md.
1630 * config/s390/predicates.md: New.
1632 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1635 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1636 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1637 (NEED_INDICATE_EXEC_STACK): Define to 1.
1638 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1639 (NEED_INDICATE_EXEC_STACK): Define to 1.
1640 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1641 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1642 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1643 (pic_helper_emitted_p): New global.
1644 (emit_pic_helper): New function extracted from...
1645 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1646 Do not call emit_pic_helper if delay_pic_helper is true.
1647 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1648 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1649 (sparc_file_end): New function.
1651 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1653 * config/mcore/mcore-protos.h: Remove the prototypes for
1654 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1655 mcore_general_movdst_operand, mcore_reload_operand,
1656 mcore_arith_J_operand, mcore_arith_K_operand,
1657 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1658 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1659 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1660 mcore_literal_K_operand, mcore_addsub_operand,
1661 mcore_compare_operand, mcore_load_multiple_operation,
1662 mcore_store_multiple_operation, mcore_call_address_operand.
1663 Add a prototype for const_ok_for_mcore.
1664 * config/mcore/mcore.c (mcore_call_address_operand,
1665 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1666 mcore_arith_reg_operand, mcore_reload_operand,
1667 mcore_arith_J_operand, mcore_arith_K_operand,
1668 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1669 mcore_arith_M_operand, mcore_arith_imm_operand,
1670 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1671 mcore_literal_K_operand, mcore_addsub_operand,
1672 mcore_compare_operand, mcore_load_multiple_operation,
1673 mcore_store_multiple_operation): Move to predicates.md.
1674 (const_ok_for_mcore): Export.
1675 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1676 * config/mcore/mcore.md: Include predicates.md.
1677 * config/mcore/predicates.md: New.
1679 * config/mcore/predicates.md: Fix a comment typo.
1681 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1682 Adrian Straetling <straetling@de.ibm.com>
1684 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1685 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1686 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1688 ("imul"): Removed from "type" attribute.
1689 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1690 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1691 Changed type to imulsi.
1692 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1694 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1696 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1697 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1698 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1699 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1700 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1701 (TARGET_SWITCHES, mcore_stack_increment_string)
1702 (TARGET_OPTIONS): Delete.
1703 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1704 than *_BIT constants.
1705 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1706 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1707 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1708 (mcore_override_options): Delete mcore_stack_increment code.
1709 Change use of M340_BIT to MASK_M340.
1710 * config/mcore/mcore.opt: New file.
1712 2005-04-04 Ian Lance Taylor <ian@airs.com>
1714 * config/arm/arm.c (replace_symbols_in_block): Remove static
1717 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1719 * config/fr30/fr30-protos.h: Remove the prototypes for
1720 stack_add_operand, add_immediate_operand,
1721 high_register_operand, low_register_operand, call_operand,
1722 di_operand, and nonimmediate_di_operand.
1723 * config/fr30/fr30.c (stack_add_operand,
1724 add_immediate_operand, high_register_operand,
1725 low_register_operand, call_operand, di_operand,
1726 nonimmediate_di_operand): Move to predicates.md.
1727 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1728 * config/fr30/fr30.md: Include predicates.md.
1729 * config/fr30/predicates.md: New.
1731 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1732 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1733 mcore_call_address_operand.
1735 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1736 general_movsrc_operand.
1738 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1740 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1743 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1746 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1749 2005-04-04 Richard Henderson <rth@redhat.com>
1750 Jakub Jelinek <jakub@redhat.com>
1752 PR rtl-optimization/16104
1753 * fold-const.c (fold_unary): Fix folding of vector conversions.
1755 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1757 * config.gcc (xstormy16-*-elf): Set extra_options.
1758 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1759 * config/stormy16/stormy16.opt: New file.
1761 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1763 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1764 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1765 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1766 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1767 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1768 (TARGET_UNIX_ASM): Delete.
1769 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1770 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1771 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1772 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1773 * config/pdp11/pdp11.opt: New file.
1775 2005-04-03 Roger Sayle <roger@eyesopen.com>
1776 Alexandre Oliva <aoliva@redhat.com>
1779 * fold-const.c (non_lvalue): Split tests into...
1780 (maybe_lvalue_p): New function.
1781 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1782 C++ front-end prior to lowering into gimple form.
1784 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1786 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1787 BUILT_IN_STRNCASECMP): New.
1788 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1791 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1794 * arm.md (addsi3_compare0_for_combiner): Delete.
1795 (addsi3_compare0_scratch_for_combiner): Delete.
1796 (cmpsi_neg_shiftsi): Delete.
1797 (compare_negsi_si): New pattern.
1798 (cmpsi_negshiftsi_si): New pattern.
1799 (negated_cbranchsi4): Restrict to equality_operator.
1801 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1804 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1806 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1809 * doc/install.texi: Fix a typo.
1811 2005-04-03 Steven Bosscher <stevenb@suse.de>
1814 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1815 a computed goto if the edge to the computed goto block has
1816 incoming abnormal edges. Clarify how the function works.
1818 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1820 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1821 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1822 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1823 hash_scan_set, reg_set_between_after_reload_p,
1824 reg_used_between_after_reload_p, get_avail_load_store_reg,
1825 eliminate_partially_redundant_load): Likewise.
1826 * postreload.c (reload_cse_simplify_set,
1827 reload_combine_note_use): Likewise.
1828 * predict.c (predict_insn, expected_value_to_br_prob,
1829 propagate_freq, expensive_function_p): Likewise.
1830 * print-rtl.c (print_rtx): Likewise.
1831 * profile.c (instrument_edges, instrument_values,
1832 compute_branch_probabilities, branch_prob, union_groups,
1833 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1834 * protoize.c (in_system_include_dir, file_could_be_converted,
1835 file_normally_convertible, gen_aux_info_file, seek_to_line,
1836 do_cleaning): Likewise.
1837 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1838 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1839 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1841 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1843 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1844 * modulo-sched.c (undo_replace_buff_elem): New structure.
1845 (kernel_number_of_cycles, ps_unschedule_node,
1846 undo_generate_reg_moves,free_undo_replace_buff,
1847 undo_permute_partial_schedule, loop_single_full_bb_p,
1848 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1849 build_loops_structure, get_sched_window): New.
1850 (generate_reg_moves): Return undo_replace_buff_elem and other
1852 (generate_prolog_epilog): Remove old loop versioning.
1853 (sms_schedule): Use loop information and loop_version.
1854 (sms_schedule_by_order): Split part of it to get_sched_window.
1855 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1856 cfg_layout_finalize and free_dominance_info before/after SMS.
1858 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1860 * cfghooks.c (lv_flush_pending_stmts,
1861 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1862 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1863 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1864 lv_add_condition_to_bb,
1865 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1866 flush_pending_stmts): New in cfg_hooks structure.
1867 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1868 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1869 lv_add_condition_to_bb): New declarations.
1870 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1872 (loop_version): Declare.
1873 * cfgloopmanip.c (cfghooks.h): Include.
1874 (duplicate_loop_to_header_edge): Change return type to bool.
1875 (loop_version, lv_adjust_loop_entry_edge): Move here.
1876 * cfgrtl.c (cfgloop.h): Include.
1877 (rtl_verify_flow_info_1): Fix.
1878 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1879 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1881 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1882 tree_lv_add_condition_to_bb): New.
1883 (tree_cfg_hooks): Add new hooks to initialization.
1884 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1885 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1887 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1889 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1890 xstormy16_below100_or_register,
1891 xstormy16_splittable_below100_or_register, and
1892 nonimmediate_nonstack_operand.
1894 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1895 xstormy16_ineqsi_operator, equality_operator,
1896 inequality_operator, shift_operator,
1897 xstormy16_below100_operand, xstormy16_below100_or_register,
1898 xstormy16_splittable_below100_or_register,
1899 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1900 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1901 equality_operator, inequality_operator,
1902 xstormy16_below100_operand, xstormy16_below100_or_register,
1903 xstormy16_splittable_below100_or_register,
1904 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1905 nonimmediate_nonstack_operand, shift_operator): Move to
1907 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1908 * config/stormy16/stormy16.md: Include predicates.md.
1909 * config/stormy16/predicates.md: New.
1911 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1913 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1914 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1915 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1916 move_operand, power_of_2_operand): Move to predicates.md.
1917 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1918 PREDICATE_CODE): Remove.
1919 * config/iq2000/iq2000.md: Include predicates.md.
1920 * config/iq2000/predicates.md: New.
1922 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1924 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1925 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1926 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1927 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1928 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1929 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1930 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1931 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1932 (TARGET_M68HC11): Delete.
1933 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1934 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1935 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1936 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1937 (nb_soft_regs): Delete.
1938 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1939 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1940 and MASK_M6812 being set simultaneously. Change the code that sets
1941 the default m68hc11_soft_reg_count to use integers instead of strings.
1942 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1943 m68hc11_soft_reg_count (which now has an int type) as the number
1945 * config/m68hc11/m68hc11.opt: New file.
1947 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1949 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1950 fp_displacement_operand, sp_displacement_operand.
1952 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1954 Remove the prototypes for tst_operand, cmp_operand,
1955 stack_register_operand, d_register_operand,
1956 hard_addr_reg_operand, splitable_operand,
1957 m68hc11_logical_operator, m68hc11_arith_operator,
1958 m68hc11_non_shift_operator, m68hc11_shift_operator,
1959 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1960 non_push_operand, hard_reg_operand, and
1961 reg_or_some_mem_operand.
1962 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1964 (tst_operand, cmp_operand, non_push_operand,
1965 splitable_operand, reg_or_some_mem_operand,
1966 stack_register_operand, d_register_operand,
1967 hard_addr_reg_operand, hard_reg_operand,
1968 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1969 m68hc11_arith_operator, m68hc11_non_shift_operator,
1970 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1972 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1973 * config/m68hc11/m68hc11.md: Include predicates.md.
1974 * config/m68hc11/predicates.md: New.
1976 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1979 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1980 change checked in along with 2005-03-03's patch for debug/20253.
1981 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1982 (remap_decl): Insert type decl in map earlier.
1984 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1986 PR tree-optimization/20640
1987 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1988 post-dominator if it has phi nodes.
1989 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1990 before dead statements.
1992 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1995 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1997 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1999 PR rtl-optimization/20290
2000 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2001 in every iteration if the entry point is the exit test.
2003 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2005 * config/cris/cris.md (attribute "length"): Define.
2007 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2009 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2010 (word_offset_memref_operand): New.
2011 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2012 (indexed_or_indirect_operand): Delete.
2013 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2014 (indexed_or_indirect_operand): Delete.
2016 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2019 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2022 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2023 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2025 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2027 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2029 2005-04-01 Ian Lance Taylor <ian@airs.com>
2031 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2032 (rus, prus): Remove static variables.
2033 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2034 (process_command): Permit report_times and use_pipes together.
2036 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2038 * c-decl.c (validate_proto_after_old_defn): Look at
2039 TYPE_MAIN_VARIANT of argument types.
2041 2005-04-01 Paul Brook <paul@codesourcery.com>
2043 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2044 (arm_output_function_epilogue): Allow call_via_SP.
2045 (thumb_call_via_reg, arm_file_end): Ditto.
2046 * config/arm/arm.h (struct machine_function): Include space for SP.
2047 (thumb_call_via_label): Update declaration.
2049 2005-04-01 Ian Lance Taylor <ian@airs.com>
2051 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2052 doing a peephole optimization, once again put any notes in the
2055 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2057 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2059 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2061 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2062 (block_alloc, find_free_reg): Likewise.
2063 * loop-doloop.c (doloop_modify): Likewise.
2064 * loop-invariant.c (record_use): Likewise.
2065 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2066 get_iv_value, canon_condition, eliminate_implied_condition,
2067 eliminate_implied_condition, simplify_using_initial_values,
2068 shorten_into_mode, canonicalize_iv_subregs,
2069 iv_number_of_iterations): Likewise.
2070 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2071 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2072 unswitch_loop): Likewise.
2073 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2074 move_movables, replace_call_address, find_and_verify_loops,
2075 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2076 record_giv, final_giv_value, general_induction_var,
2077 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2078 loop_giv_dump): Likewise.
2080 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2081 GCOV_CHECK_WRITING): Remove.
2082 (gcov_position, gcov_rewrite): Use gcc_assert.
2083 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2084 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2085 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2088 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2090 * tree-inline.c: Fix a typo.
2092 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2094 * configure.ac (enable-checking): Explicitly set all variables for
2095 collective switch values. Alphabetize variables. Rename
2096 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2098 * doc/install.texi (enable-checking): Update documentation.
2099 * configure: Rebuilt.
2101 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2103 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2106 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2108 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2109 Also reject cases where this pattern will cause load delay stalls
2110 unless optimizing for size and it will produce a shorter sequence.
2111 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2112 variants to avoid pre-adjusting the base when possible.
2114 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2116 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2117 the frame and argument pointers.
2118 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2119 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2120 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2121 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2122 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2123 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2125 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2127 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2128 with entry for selectany attribute.
2129 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2131 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2132 (i386_pe_asm_named_section): Handle sections generated by
2133 selectany attribute.
2134 * doc/extend.texi (selectany): Document attribute.
2136 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2137 Jan Hubicka <jh@suse.cz>
2139 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2140 to fix addresses involving EBP and ESP.
2141 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2142 for SUBREGed registers.
2143 (legitimate_address_p): Accept SUBREGed registers.
2145 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2148 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2149 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2152 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2154 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2156 2005-04-01 James E Wilson <wilson@specifixinc.com>
2159 * dwarf2out.c (rtl_for_decl_init): New function.
2160 (rtl_for_decl_location): Extracted from here.
2161 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2162 add_const_value_attribute. Delete initializer_constant_valid_p call.
2164 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2166 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2167 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2168 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2169 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2170 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2171 config/i386/i386.md, config/rs6000/predicates.md,
2172 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2173 config/s390/s390.c, config/stormy16/stormy16.c,
2174 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2177 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2180 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2181 COND_EXPR and CALL_EXPR.
2183 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2186 * genautomata.c (first_cycle_unit_presence): Check all alternative
2187 states for unit presence.
2189 * doc/md.texi: Remove remark about impossibility to query unit
2190 presence in non nondeterministic automaton state.
2192 * config/ia64/ia64.c (get_template): Change order of unit querying.
2194 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2196 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2199 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2201 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2202 flag for edges outside any loops.
2204 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2206 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2208 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2210 * tree-ssa-alias.c: Follow spelling conventions.
2211 * doc/tree-ssa.texi: Fix a typo.
2213 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2215 * postreload-gcse.c: Include target.h.
2216 (gcse_after_reload_main): Return early if we cannot modify jumps.
2217 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2219 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2221 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2222 expensive operations.
2224 2005-03-31 Ian Lance Taylor <ian@airs.com>
2226 * collect2.c (lderrout): New variable.
2227 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2228 if it is set, to stderr.
2229 (handler): Unlink lderrout if it is set.
2230 (dump_file): Add "to" parameter. Change all callers.
2231 (main): Initialize lderrout.
2232 (collect_execute): Add errname parameter. Change all callers.
2233 Rename redir parameter to outname. Never pass
2234 PEX_STDERR_TO_STDOUT to pex_run.
2235 * collect2.h (collect_execute, dump_file): Update declarations.
2236 * tlink.c (tlink_execute): Add errname parameter. Change all
2238 (do_tlink): Check lderrout as well as ldout.
2240 2005-03-31 Caroline Tice <ctice@apple.com>
2242 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2243 (bb-reorder.o): Add errors.h to list of requirements.
2244 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2245 profiledbootstrap flags.
2246 * bb-reorder.c (errors.h): Add new include.
2247 (struct bbro_basic_block_data_def): Add new field, in_trace.
2248 (add_unlikely_executed_notes): Remove function.
2249 (mark_bb_for_unlikely_executed_section): Remove function.
2250 (insert_section_boundary_note): New function.
2251 (verify_hot_cold_block_grouping): New function.
2252 (push_to_next_round_p): Remove variables and tests that push all
2253 cold blocks to last round.
2254 (find_traces): Remove code that added extra round of trace finding
2255 when doing partitioning.
2256 (find_traces_1_round) : Remove variable last_round; add code to
2257 update new struct field, in_trace; correct trace_length where it was
2258 incorrect before (after call to copy_bb); change code that pushed all
2259 cold blocks to last round. Instead verify that all blocks going into
2260 a trace belong in the same partition.
2261 (connect_traces): Modify to connect the traces in two passes, if the
2262 function contains both hot and cold blocks. The first pass connects
2263 all the traces for blocks in the partition that the first block in
2264 the function belongs to; the second pass connnects all the traces
2265 containing blocks that belong in the other partition.
2266 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2267 code that automatically put the first block in a function into the
2268 hot partition if the function had any hot blocks.
2269 (fix_crossing_unconditional_branches): Check number of succ edges
2270 before attempting to get one.
2271 (fix_edges_for_rarely_executed_code): Update comment describing
2273 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2274 remove call to add_unlikely_executed_notes; add call to
2275 verify_hot_cold_block_grouping.
2276 (duplicate_computed_gotos): Don't change computed goto if it's a
2278 (partition_hot_cold_basic_blocks): Update function comment.
2279 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2281 (try_forward_edges): Likewise.
2282 (merge_blocks_move_predecessor_nojumps): Likewise.
2283 (merge_blocks_move_successor_nojumps): Likewise.
2284 (merge_blocks_move): Likewise.
2285 (try_crossjump_bb): Likewise.
2286 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2287 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2288 notes to cold bb's; remove call to update_unlikely_executed_notes.
2289 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2290 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2291 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2292 function declaration.
2293 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2295 (rtl_can_merge_blocks): Remove redundancy from condition.
2296 (try_redirect_by_replacing_jump): Likewise.
2297 (force_nonfallthru_and_redirect): Remove code for adding
2298 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2299 (commit_one_edge_insertion): Likewise.
2300 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2301 * dbxout.c (FORCE_TEXT): Replace function_section with
2302 current_function_section.
2303 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2304 function, switch_text_section.
2305 (struct xcoff_debug): Likewise.
2306 (dbxout_function_end): Add code to put out label diffs for both
2307 hot and cold sections.
2308 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2309 for new debug_hooks funciton, switch_text_section..
2310 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2311 switch_text_section.
2312 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2313 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2314 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2315 dw_fde_switched_sections.
2316 (output_call_frame_info): Add test to see if function switches text
2317 sections in the middle; if so, use appropriate extra hot and cold
2318 section labels to compute size deltas for the hot and cold sections.
2319 (dwarf2out_begin_prologue): Add code to initialize new fields in
2321 (dwarf2out_switch_text_section): New function (invoked through
2322 debug_hook); updates new fields in dw_fde_struct appropriately and
2323 increments separate_line_info_table_in_use.
2324 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2325 dwarf2out_switch_text_section.
2326 (struct var_loc_node): Add new field, section_label.
2327 (output_aranges): Add code to check whether in hot or cold section and
2328 use the appropriate label in calculating deltas.
2329 (output_ranges): Likewise.
2330 (output_line_info): Add code to check which section we're in and
2331 use appropriate hot/cold label.
2332 (add_location_or_constant_value_attribute): Likewise.
2333 (gen_subprogam_die): Modify arange attributes to use correct labels.
2334 (dwarf2out_begin_block): Change call to function_section into call to
2335 current_function_section.
2336 (dwarf2out_end_block): Likewise.
2337 (dwarf2out_source_line): Likewise.
2338 (dwarf2out_var_location): Add code to check whether in hot or cold
2339 section and use the appropriate label.
2340 * except.c (output_function_exception_table): Change call to
2341 function_section into call to current_function_section.
2342 * final.c (profile_function): Likewise.
2343 (scan_ahead_for_unlikely_executed_note): Remove function.
2344 (final_scan_insn): Remove calls to
2345 scan_ahead_for_unlikely_executed_note, and related code for switching
2346 to cold section, except for the single time
2347 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2348 debug_hooks->switch_text_sections; replace appropriate calls to
2349 function_section with calls to current_function_section.
2350 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2351 test_bb to condition.
2352 (find_if_case_2): Likewise.
2353 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2354 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2355 * opts.c (decode_options): Change warning about hot/cold partitioning
2356 with exceptionss to inform (so as not to cause bootstrap failures);
2357 remove warning about partitioning with DWARF debug info.
2358 * output.h (current_function_section): Add new function decl.
2359 (insert_section_boundary_note): Likewise.
2360 (enum in_section): Move this declaration here from varasm.c.
2361 (unlikely_section_label): Likewise.
2362 (unlikely_text_section_name): Likewise.
2363 (last_text_section_name): New global variable.
2364 (last_text_section): Likewise.
2365 (hot_section_label): Likewise.
2366 (hot_section_end_label): Likewise.
2367 (cold_section_end_label): Likewise.
2368 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2369 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2370 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2371 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2372 insn from consideration.
2373 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2374 switch_text_section.
2375 * varasm.c (basic-block.h): Add new include.
2376 (unlikely_section_label_printed): Remove global variable.
2377 (unlikely_section_label): Make global variable not be static any more.
2378 (unlikely_text_section_name): Likewise.
2379 (hot_section_end_label): New global variable (not static)
2380 (first_function_block_is_cold): Likewise.
2381 (hot_section_label): Likewise.
2382 (cold_section_end_label): Likewise..
2383 (last_text_section): New global variable, not static.
2384 (last_text_section_name): New global variable, not static.
2385 (initialize_cold_section_name): New function.
2386 (enum in_section): Move declaration to output.h.
2387 (text_section): Update last_text_section.
2388 (unlikely_text_section): Replace code to determine cold section name
2389 with call to initialize_cold_section_name; Add code to update
2390 last_text_section; remove code for printing out label.
2391 (named_section_real): Add code to update last_text_section and
2392 last_text_section_name as appropriate.
2393 (function_section): Change test for 'unlikely' to depend on
2394 first_function_block_is_cold (moved old test to
2395 current_function_section).
2396 (current_function_section): New function.
2397 (assemble_start_function): Move code that frees
2398 unlikely_text_section_name; initialize hot_section_end_label;
2399 print hot and cold section labels at the start of the function;
2400 set first_function_block_is_cold, if appropriate; initialize l
2401 ast_text_section; add call to insert_section_boundary_note.
2402 (assemble_end_function): Add code to write out hot and cold section
2404 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2405 switch_text_section.
2406 * config/darwin.c (machopic_select_section): Replace incorrect
2407 function in base_funs; update reloc for cold sections if necessary.
2408 * config/darwin.h (SECTION_FUNCTION): Add code to update
2409 last_text_section if appropriate.
2410 (text_unlikely_section): Remove.
2411 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2412 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2413 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2414 partitioning for this architecture.
2416 2005-03-31 Olivier Hainque <hainque@adacore.com>
2418 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2419 defined and non-zero.
2421 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2424 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2427 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2430 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2431 label operand. Remove (use (unspec..)). Don't emit a label on
2433 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2434 generate inline label for load_toc_v4_PIC_1b.
2435 (rs6000_emit_load_toc_table): Likewise.
2437 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2439 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2440 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2442 2005-03-29 Devang Patel <dpatel@apple.com>
2444 * tree-sra.c (decide_block_copy): Disable scalarization of
2447 2005-03-30 Stuart Hastings <stuart@apple.com>
2448 Dale Johannesen <dalej@apple.com>
2450 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2451 * print-tree.c (print_node): Add case STATEMENT_LIST.
2453 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2455 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2456 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2457 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2458 is given with "powerpc64*" or "all", or when --with-cpu chooses
2461 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2464 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2465 gen_lexical_block_die.
2466 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2468 2005-03-31 Jan Hubicka <jh@suse.cz>
2470 2004-11-02 Jan Hubicka <jh@suse.cz>
2472 * cgraph.c (cgraph_varpool_node_name): New function.
2473 (dump_cgraph_varpool_node): New function.
2474 (dump_varpool): New function.
2475 * cgraphunit.c (cgraph_optimize): Dump varpool.
2477 2004-10-16 Jan Hubicka <jh@suse.cz>
2479 * cgraph.c (decide_is_variable_needed): New function.
2480 (cgraph_varpool_finalize_decl): Use it.
2481 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2483 * final.c (output_addr_const): Do not call mark_referenced.
2484 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2485 always go via cgraph.
2486 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2487 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2488 * tree-optimize.c (execute_inline): Mark functions called.
2489 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2491 2004-10-11 Jan Hubicka <jh@suse.cz>
2493 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2494 (cgraph_varpool_last_needed_node): New static variable.
2495 (enqueue_needed_varpool_node): Break out from ...; add items to the
2496 end of queue; update first pointers.
2497 (cgraph_varpool_mark_needed_node): ... here.
2498 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2499 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2500 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2501 (cgraph_varpool_first_unanalyzed_node): Declare.
2502 * cgraphunit.c: Include output.h.
2503 (cgraph_varpool_analyze_pending_decls): New function.
2504 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2505 for errors, analyze pending decls.
2506 (cgraph_finalize_compilation_unit): Only analyze decls.
2507 (cgraph_optimize): Assemble the decls after expanding.
2509 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2511 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2512 subvars get marked properly in tags for grouping.
2513 (add_pointed_to_var): Mark only actual pointed to
2514 variables/subvars in addresses needed.
2515 (create_overlap_variables_for): Clear call clobbered on original
2517 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2518 addresable vars with subvars into list.
2519 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2522 2005-03-30 Richard Henderson <rth@redhat.com>
2524 * cgraph.h (struct cgraph_node): Add alias.
2525 * varasm.c (assemble_alias): Set it.
2526 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2527 avoid calling cgraph_expand_function.
2529 2005-03-30 Tom Tromey <tromey@redhat.com>
2531 * tree.def (FILE_TYPE): Removed.
2532 * typeclass.h (enum type_class): Removed file_type_class.
2533 * dwarf2out.c (is_base_type): Updated.
2534 (gen_type_die): Likewise.
2535 * dbxout.c (dbxout_type): Updated.
2536 * builtins.c (type_to_class): Updated.
2537 * tree.c (type_contains_placeholder_1): Updated.
2538 * config/sparc/sparc.c (sparc_type_code): Updated.
2539 * config/ia64/ia64.c (hfa_element_mode): Updated.
2540 * expr.c (count_type_elements): Updated.
2541 * stor-layout.c (layout_type): Updated.
2542 * tree-inline.c (remap_type): Updated.
2543 * tree-pretty-print.c (dump_generic_node): Updated.
2545 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2547 * builtins.c (expand_builtin_powi): Fix mode of
2548 2nd argument to match int.
2549 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2550 2nd argument type to int.
2551 * libgcc2.c: Change prototype of __powi* functions to use
2554 2005-03-30 Dale Johannesen <dalej@apple.com>
2557 * calls.c (expand_call): Flush pending deferrals before
2560 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2564 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2565 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2566 c_label_context, label_context_stack): New.
2567 * c-decl.c (define_label): Check for jumps into statement
2568 expressions. Add label to list of defined labels.
2569 (start_function): Push context on label_context_stack.
2570 (finish_function): Pop context from label_context_stack.
2571 * c-typeck.c (label_context_stack): New.
2572 (c_finish_goto_label): Check for jumps into statement
2573 expressions. Add label to list of jumped to labels.
2574 (struct c_switch): Add blocked_stmt_expr.
2575 (c_start_case): Initialize it.
2576 (do_case): Check it.
2577 (c_finish_case): Verify !blocked_stmt_expr.
2578 (c_begin_stmt_expr): Push context on label_context_stack.
2579 Increment blocked_stmt_expr. Mark labels jumped to from outside
2581 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2582 defined in the statement expression and no longer jumpable to.
2583 Mark labels jumped to from just outside the statement expression
2584 as again definable. Pop context from label_context_stack.
2585 * doc/extend.texi (Statement Exprs): Update.
2587 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2590 * c-decl.c (start_function): Check for old_decl being
2593 2005-03-30 Ian Lance Taylor <ian@airs.com>
2595 * final.c (final): Remove prescan parameter. Change all callers.
2596 (final_scan_insn): Remove prescan parameter. Change all callers.
2598 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2600 * tree-vectorizer.c: Fix comment typos.
2602 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2604 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2605 as soon as a chrec_dont_know is detected.
2607 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2609 Merge from csl-arm-branch.
2610 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2612 * tlink.c (recompile_files): Do not assume that "rename" can
2613 overwrite an existing file.
2615 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2617 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2618 * gcc/configure: Regenerate.
2620 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2622 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2624 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2626 * calls.c (struct arg_data): Update "partial" comment.
2627 (load_register_parameters): Update "nregs" comment.
2629 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2631 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2632 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2633 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2634 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2635 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2636 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2637 than target_flags & 0.
2638 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2639 (iq2000_arch, iq2000_parse_cpu): Delete.
2640 (TARGET_HANDLE_OPTION): Override default.
2641 (iq2000_handle_option): New function.
2642 (override_options): Remove -march= and -mcpu= handling.
2643 * config/iq2000/iq2000.opt: New file.
2645 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2647 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2648 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2649 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2650 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2651 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2652 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2653 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2654 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2655 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2656 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2657 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2658 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2659 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2660 (TARGET_OPTIONS): Delete.
2661 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2662 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2663 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2664 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2665 (c4x_cpu_version_string): Delete.
2666 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2667 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2668 equivalent -mcpu= option.
2669 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2670 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2671 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2672 or clearing the appropriate MASK_* bit.
2673 (c4x_file_start): Use c4x_cpu_version.
2674 * config/c4x/c4x.opt: New file.
2676 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2678 * doc/options.texi: Document the new MaskExists flag.
2679 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2680 if the option has the MaskExists flag.
2682 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2684 * opt-functions.awk (flag_set_p, test_flag): New functions.
2685 (switch_flags): Use them.
2686 * opth-gen.awk: Use flag_set_p to check for flags.
2687 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2689 2005-03-30 Ian Lance Taylor <ian@airs.com>
2691 * config.host (i[34567]86-*-mingw32*): Don't set
2692 host_can_use_collect2 to no.
2694 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2697 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2698 Remove convert_memory_address call duplicating that in memory_address.
2700 2005-03-29 Richard Henderson <rth@redhat.com>
2703 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2704 (build_compound_literal): Likewise. Propagate decl type into the
2706 (finish_decl): Likewise. Use new return value from complete_array_type
2707 for zero sized arrays.
2708 (complete_array_type): Move ...
2709 * c-common.c (complete_array_type): ... here. Change first argument
2710 to pointer-to-type-node. Consistently use sizetype for the index
2711 except for zero sized arrays. Detect zero sized arrays for pedantic
2712 mode diagnostics. Create a new type node instead of modifying the
2714 * c-tree.h (complete_array_type): Move decl ...
2715 * c-common.h (complete_array_type): ... here.
2717 2005-03-29 Richard Henderson <rth@redhat.com>
2720 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2722 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2724 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2725 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2726 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2727 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2729 2005-03-29 Eric Christopher <echristo@redhat.com>
2731 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2732 truthvalue conversion removal.
2734 2005-03-29 Ian Lance Taylor <ian@airs.com>
2737 * collect2.c: Never include <vfork.h>.
2738 (VFORK_STRING, vfork): Don't define.
2739 (pid): Remove global variable.
2740 (handler): Call raise instead of kill (getpid(), ...).
2741 (collect_wait): Add pex parameter. Change all callers. Use
2742 pex_get_status rather than pwait.
2743 (do_wait): Add pex parameter. Change all callers.
2744 (collect_execute): Return struct pex_obj * rather than void. Use
2745 pex routines rather than pexecute.
2746 (fork_execute): Get pex_obj from collect_execute, and pass it to
2748 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2749 Only declare quit_handler if SIGQUIT is defined.
2750 (scan_libraries): Likewise.
2751 * collect2.h (collect_execute): Update declaration.
2752 (collect_wait): Update declaration.
2753 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2754 pass it to collect_wait.
2756 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2759 * c-parser.c (c_parser_compound_statement_nostart): Give error
2760 message for EOF instead of just setting parser->error.
2762 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2764 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2765 (slpeel_update_phi_nodes_for_guard1): New function.
2766 (slpeel_update_phi_nodes_for_guard2): New function.
2767 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2768 of slpeel_update_phi_nodes_for_guard.
2769 (vectorize_loops): Remove call to loop_closed_rewrite.
2770 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2773 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2775 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2776 (TARGET_LITTLE_ENDIAN): New macro.
2777 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2778 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2779 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2780 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2781 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2782 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2783 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2784 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2785 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2786 (TARGET_OPTIONS): Delete.
2787 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2788 (CACHE_FLUSH_TRAP): Turn into an integer.
2789 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2790 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2791 -mflush-trap is in use.
2792 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2793 (m32r_cache_flush_trap_string): Delete.
2794 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2795 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2796 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2797 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2798 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2799 -mmodel= and -msdata= handling from...
2800 (m32r_init): ...here.
2801 * config/m32r/m32r.opt: New file.
2803 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2805 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2806 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2807 * tree-vect-analyze.c (vect_object_analysis): additional parm
2808 pass back a "struct ptr_info_def *" with the points-to info.
2809 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2810 statement using info returned from vect_object_analysis.
2811 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2812 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2813 for virtual uses and defs when creating a replacement vector
2814 reference. Call duplicate_ssa_name_ptr_info to define points-to
2815 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2816 (vectorizable_store): copy_virtual_operands and update
2817 definition statements.
2818 (vectorizable_load): copy_virtual_operands. Remove call to
2819 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2820 * tree-vectorizer.c (vectorize_loops): Remove calls to
2821 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2822 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2823 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2824 define macro STMT_VINFO_PTR_INFO for use in accessing.
2825 * tree.h add export of duplicate_ssa_name_ptr_info.
2826 * rs6000.c (altivec_init_builtins): Declare builtin function
2827 __builtin_altivec_mask_for_load to be "const".
2829 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2832 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2833 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2834 assemble_variable on aliases.
2835 * varasm.c (assemble_alias): Set node->alias.
2836 * toplev.c (wrapup_global_declarations): Don't call
2837 rest_of_decl_compilation on aliases again.
2839 2005-03-29 Paul Brook <paul@codesourcery.com>
2841 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2842 * config/arm/arm.c (arm_dbx_register_number): New function.
2843 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2845 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2848 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2849 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2851 2005-03-29 Dale Johannesen <dalej@apple.com>
2853 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2854 $(TREE_H) and $(COVERAGE_H).
2855 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2856 * opts.c (common_handle_option): Enable tree-based value transforms.
2857 * toplev.c (process_options): Ditto.
2858 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2859 refers to references to this type.
2860 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2861 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2862 for may_be_more, may_be_less.
2863 (rtl_gen_pow2_profiler): Adjust.
2864 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2865 (rtl_gen_one_value_profiler): Adjust.
2866 (rtl_gen_const_delta_profiler): Adjust.
2867 * tree-profile.c (tree_gen_interval_profiler): Implement.
2868 (tree_gen_pow2_profiler): Ditto.
2869 (tree_gen_one_value_profiler): Ditto.
2870 (tree_profiling): New.
2871 (pass_tree_profile): Reference it.
2872 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2874 (insn_divmod_values_to_profile): Rename to
2875 rtl_divmod_values_to_profile. Adjust.
2876 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2877 (insn_prefetch_values_to_profile): Adjust.
2878 (rtl_value_profile_transformations): Adjust.
2879 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2880 (gen_mod_pow2): Rename to rtl_mod_pow2.
2881 (gen_mod_subtract): Rename to rtl_mod_subtract.
2882 (divmod_fixed_value_transform): Rename to
2883 rtl_divmod_fixed_value_transform.
2884 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2885 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2886 (rtl_find_values_to_profile): Adjust.
2887 (tree_value_profile_transformations): Implement.
2888 (tree_divmod_values_to_profile): New.
2889 (tree_values_to_profile): New.
2890 (tree_divmod_fixed_value): New.
2891 (tree_mod_pow2): New.
2892 (tree_mod_subtract): New.
2893 (tree_divmod_fixed_value_transform): New.
2894 (tree_mod_pow2_value_transform): New.
2895 (tree_mod_subtract_transform): New.
2896 (tree_find_values_to_profile): Implement.
2897 * profile.c (instrument_values): Free histograms.
2898 (compute_value_histograms): Adjust. Implement tree version.
2900 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2902 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2903 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2904 variable. Output "fldcw" depending on round_mode.
2905 * config/i386/i386.md (UNSPEC_FIST): New.
2906 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2907 New isns patterns to implement lrint and llrint built-ins as x87
2909 (fistdi2, fist<mode>2 splitters): New splitters.
2910 (lrint<mode>2): New expanders.
2912 2005-03-28 Ian Lance Taylor <ian@airs.com>
2914 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2915 0 when calling final_scan_insn.
2917 2005-03-28 Jan Hubicka <jh@suse.cz>
2920 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2923 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2924 types where possible.
2926 2005-03-26 Per Bothner <per@bothner.com>
2928 Make -f[no-]show-column also control non-cpp diagnostics.
2929 * c.opt (fshow-column): Move option from here ...
2930 * common.opt (fshow-column): ... to here.
2931 * diagnostic.c (diagnostic_build_prefix): Only print column number
2932 if flag_show_column.
2934 2005-03-27 Steven Bosscher <stevenb@suse.de>
2936 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2937 vax_output_conditional_branch): New prototypes.
2938 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2939 extracted from vax.md mov and add patterns.
2940 (vax_output_conditional_branch): New function to output conditional
2941 branch instructions.
2942 * vax.md: Use mode macros for arithmetic and mov patterns.
2943 Use code macros for the jump patterns.
2945 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2947 * Makefile.in (libbackend.o): Depend on version files;
2948 add custom generation command.
2950 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2953 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2954 sure that we have a REG before getting its REGNO.
2956 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2958 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2959 * builtins.def (BUILT_IN_STRNDUP): New.
2961 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2963 PR tree-optimization/20470
2964 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2967 2005-03-25 Mike Stump <mrs@apple.com>
2969 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2972 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2974 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2975 Use our own structure definitions.
2977 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2978 (fix_truncdfsi2): Allow registers or memory as destination.
2979 When TARGET_PPC_GFXOPT, generate simplified pattern.
2980 (fix_truncdfsi2_internal): Use define_insn_and_split.
2981 (fix_truncdfsi2_internal_gfxopt): New.
2982 (fctiwz): Don't confuse register allocation by giving it no choices.
2984 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2985 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2986 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2987 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2989 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2991 * dominance.c (free_dominance_info): Speed up by freeing et
2992 data structures without maintaining other nodes.
2993 * et-forest.c (et_free_tree_force): New.
2994 * et-forest.h: Add a prototype for et_free_tree_force.
2996 * tree.c (get_set_constructor_bits,
2997 get_set_constructor_bytes): Remove.
2998 * tree.h: Remove the corresponding prototypes.
3000 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3003 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3004 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3005 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3006 PRE_DEC, NEG and NOT.
3008 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3010 * fold-const.c: Convert uses of fold (build (...)) to
3013 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3015 PR rtl-optimization/20249
3016 * cse.c (insert_regs): Do not record equivalence of registers in
3019 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3021 * emit-rtl.c (reverse_comparison): Remove.
3022 * rtl.h: Remove the corresponding prototype.
3024 2005-03-24 James E Wilson <wilson@specifixinc.com>
3026 * doc/install.texi (--enable-altivec): Delete docs.
3028 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3030 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3031 SFmode and DFmode before reload when
3032 flag_unsafe_math_optimizations not enabled.
3034 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3036 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3038 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3039 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3041 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3043 * configure.ac (enable-checking): Add 'runtime' option.
3044 * doc/install.texi (enable-checking): Document 'runtime' checking.
3045 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3046 * config.in: Regenerated.
3047 * configure: Regenerated.
3049 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3051 * optabs.h (enum optab_index): Remove OTI_llrint.
3052 (llrint_optab): Remove macro.
3053 * optabs.c (init_optabs): Remove llrint_optab initialization.
3054 * genopinit.c (optabs): Remove llrint_optab implementation.
3055 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3058 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3060 PR rtl-optimization/20532
3061 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3062 overflow when adding coefficients for PLUS or MINUS.
3063 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3066 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3068 * langhooks.h (truthvalue_conversion): Remove.
3069 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3070 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3071 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3072 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3073 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3075 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3077 * params.def: Fix a typo.
3078 * config/mips/mips.c: Follow the spelling convensions.
3079 * doc/invoke.texi: Fix typos.
3081 2005-03-18 Dale Johannese <dalej@apple.com>
3083 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3085 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3087 Fix PR tree-optimization/20601
3089 * tree-ssa-pre.c (insert_aux): Add missing condition to
3092 2005-03-23 Ian Lance Taylor <ian@airs.com>
3094 * final.c (final_scan_insn): Don't remove no-op instructions.
3095 * reload1.c (reload): Remove simple no-op instructions even when
3098 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3100 PR tree-optimization/20501
3101 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3102 reporting that peeling for alignment is applied moved to...
3103 * (vect_analyze_data_refs_alignment): Here.
3105 2005-03-23 Ian Lance Taylor <ian@airs.com>
3107 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3109 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3111 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3112 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3114 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3116 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3117 imply that this is called once, independent of asms in code.
3118 Adjust to now being pased output and input lists. Mention helper
3119 function decl_overlaps_hard_reg_set_p.
3120 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3121 hook_tree_tree_identity and to take three trees, returning third.
3122 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3124 * stmt.c: include hard-reg-set.h before tree.h.
3125 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3126 (decl_conflicts_with_clobbers_p): Call
3127 decl_overlaps_hard_reg_set_p.
3128 (expand_asm_operands): Pass output and input lists in call to
3129 targetm.md_asm_clobbers.
3130 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3131 hook_tree_tree_tree_tree_3rd_identity.
3132 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3134 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3135 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3136 parameters, first two unused.
3137 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3138 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3139 in constraint letters and MOF is not mentioned as a asm-declared
3140 register in neither of the input and output lists.
3142 2005-03-23 DJ Delorie <dj@redhat.com>
3144 * optabs.c (expand_binop): Make sure the first subword's result
3147 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3149 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3150 Call c_common_truthvalue_conversion rather than
3151 lang_hooks.truthvalue_conversion.
3152 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3153 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3155 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3156 c_common_truthvalue_conversion.
3157 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3158 c_parser_conditional_expression, c_parser_binary_expression): Call
3159 c_objc_common_truthvalue_conversion.
3160 * c-typeck.c (build_unary_op): Call
3161 c_objc_common_truthvalue_conversion.
3162 (build_conditional_expr): Do not call
3163 lang_hooks.truthvalue_conversion.
3164 (build_binary_op): Call c_common_truthvalue_conversion.
3165 (c_objc_common_truthvalue_conversion): Moved from
3166 c-objc-common.c. Call default_function_array_conversion instead
3167 of default_conversion.
3169 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3171 * c-common.h (default_conversion): Remove.
3172 (perform_integral_promotions): Add.
3173 * c-tree.h (default_conversion): Add.
3174 * c-typeck.c (perform_integral_promotions): New, split out from
3176 * c-common.c (check_case_value): Use perform_integral_promotions,
3177 not default_conversion.
3178 (c_add_case_label): Don't continue processing case label after
3179 found to be pointer.
3181 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3183 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3184 the prefix list if we have already added a multilib directory
3186 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3189 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3191 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3193 * reload.h: Remove the prototype for indirect_symref_ok.
3195 * reload1.c (indirect_symref_ok): Make it global.
3196 * reload.h: Add a prototype for indirect_symref_ok.
3198 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3200 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3203 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3205 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3207 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3209 * c-opts.c (c_common_parse_file): Only start/end main source file
3210 if debug hooks says the writer wants it.
3211 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3213 (xcoff_debug_hooks): Ditto.
3214 * debug.c (do_nothing_hooks): Ditto.
3215 * debug.h (gcc_debug_hooks): Ditto.
3216 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3217 * sdbout.c (sdb_debug_hooks): Ditto.
3218 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3220 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3222 * doc/extend.texi: Deprecate C++ min/max operators.
3224 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3226 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3227 artificial original candidates.
3229 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3230 Jan Hubicka <jh@suse.cz>
3231 Steven Bosscher <stevenb@suse.de>
3233 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3234 call cost based on argument sizes.
3235 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3237 * params.def: (max-inline-inssn-single): Set to 450.
3238 (max-inline-insns-auto): Set to 90.
3239 (max-inline-insns-recursive): Set to 450
3240 (max-inline-insns-recursive-auto): Set to 450.
3241 (large-function-insns): Set to 2700.
3242 (inline-call-cost): New parameter.
3243 * tree-inline.c (estimate_move_cost): New function.
3244 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3245 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3247 * tree-inline.h (estimate_move_cost): Declare.
3248 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3249 (max-inline-insns-auto): Change default to 90.
3250 (max-inline-insns-recursive): Change default to 450
3251 (max-inline-insns-recursive-auto): Change default to 450.
3252 (large-function-insns): Change default to 2700.
3253 (inline-call-cost): Document new parameter.
3255 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3257 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3258 (TARGET_DEFAULT): Delete.
3259 * config/i860/i860.opt: New file.
3261 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3263 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3264 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3265 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3266 (frv_sched_lookahead): Delete.
3267 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3268 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3269 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3270 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3271 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3272 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3273 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3274 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3275 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3276 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3277 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3278 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3279 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3280 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3281 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3282 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3283 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3284 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3285 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3286 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3287 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3288 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3289 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3290 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3291 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3292 (frv_sched_lookahead): Delete.
3293 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3294 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3295 (frv_handle_option): New function. Move -mcpu= handling from...
3296 (frv_override_options): ...here. Remove handling of other
3298 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3299 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3300 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3301 and TARGET_NO_MULTI_CE.
3302 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3303 !TARGET_VLIW_BRANCH.
3304 * config/frv/frv.opt: New file.
3306 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3308 * fold-const.c (fold_ternary): Take decomposed arguments of
3310 (fold): Update a call to fold_ternary.
3312 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3313 * tree.h: Add corresponding prototypes.
3315 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3318 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3319 between jump table and its label.
3320 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3321 resp. ADDR_DIFF_VEC and the label preceeding it.
3322 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3323 is emitted in the right section.
3325 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3327 * fold-const.c (fold_unary, fold_binary): Update comments
3330 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3332 PR rtl-optimization/20527
3333 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3334 REG_INC note, test that the register also isn't mentioned in PRED
3337 2005-03-22 Ben Elliston <bje@au.ibm.com>
3339 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3342 2005-03-21 Mike Stump <mrs@apple.com>
3344 * varasm.c (default_assemble_visibility): Remove extra ().
3346 2005-03-21 Roger Sayle <roger@eyesopen.com>
3349 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3350 to determine whether a block can be duplicated, rather than test
3351 whether the block contains noncopyable insns ourselves.
3353 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3355 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3358 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3360 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3362 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3364 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3365 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3366 * config/fr30/fr30.opt: New file.
3368 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3370 Fix PR tree-optimization/20542
3372 * tree-flow-inline.h (overlap_subvar): Move to here.
3373 * tree-ssa-operands.c: From here.
3374 * tree-flow.h (overlap_subvar): Declare.
3375 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3376 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3377 for variables with subvars.
3379 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3382 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3383 * modulo-sched.c (const_iteration_count): Return on NULL
3385 (print_node_sched_params): Return on NULL dump_file.
3386 (generate_reg_moves): Handle reg-anti dependencies and disregard
3387 closing branch when generating register moves.
3388 (sms_schedule): Mark the SMSed block dirty.
3389 * passes.c (rest_of_handle_sms): Call update_life_info for all
3391 * testsuite/gcc.dg/20050321-1.c: New test.
3393 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3395 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3396 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3397 movqi_internal): Likewise.
3399 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3401 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3402 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3403 xtensa_b4const): Delete prototypes.
3404 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3405 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3406 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3407 xtensa_extra_constraint): New prototypes.
3408 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3409 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3410 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3411 move_operand, const_float_1_operand, fpmem_offset_operand,
3412 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3413 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3414 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3415 argument type to HOST_WIDE_INT.
3416 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3417 xtensa_mask_immediate): Likewise.
3418 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3419 Likewise. Also make these functions static.
3420 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3421 (xtensa_const_ok_for_letter_p): New.
3422 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3423 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3424 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3425 move_operand, const_float_1_operand, fpmem_offset_operand,
3426 branch_operator, ubranch_operator, boolean_operator): Move to
3428 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3429 (xtensa_mem_offset): Change return type to bool.
3430 (xtensa_extra_constraint): New.
3431 (gen_int_relational): Update type of const_range_p function pointer.
3432 Use xtensa_b4const_or_zero.
3433 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3434 xtensa_const_ok_for_letter_p. Update comments.
3435 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3436 (PREDICATE_CODES): Delete.
3437 * config/xtensa/xtensa.md: Include predicates.md.
3438 * config/xtensa/predicates.md: New file.
3440 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3442 * config/v850/v850-protos.h: Remove the prototypes for
3443 reg_or_int9_operand, reg_or_const_operand,
3444 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3445 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3446 movsi_source_operand, power_of_two_operand,
3447 not_power_of_two_operand, special_symbolref_operand,
3448 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3449 register_is_ok_for_epilogue.
3450 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3451 reg_or_int9_operand, reg_or_const_operand,
3452 call_address_operand, special_symbolref_operand,
3453 movsi_source_operand, power_of_two_operand,
3454 not_power_of_two_operand, register_is_ok_for_epilogue,
3455 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3456 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3458 * config/v850/v850.h (PREDICATE_CODES): Remove.
3459 * config/v850/v850.md: Include predicates.md.
3460 * config/v850/predicates.md: New.
3462 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3464 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3465 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3466 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3467 (itoolsdir, itoolsdatadir): Move definition above new first use.
3468 (install-itoolsdirs): New rule.
3469 (install-mkheaders): Depend on install-itoolsdirs, not
3470 install-include-dir.
3472 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3474 * tree-into-ssa.c: Remove obsolete comments.
3476 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3478 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3479 unrolling if -fpeel-loops is specified, too.
3480 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3481 Remove superfluous check for flag_unroll_loops.
3483 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3485 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3486 (lrint_optab, llrint_optab): Define corresponding macros.
3487 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3488 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3489 pattern and llrint_optab using llrintdi2 patterns.
3490 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3491 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3492 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3493 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3494 flag_unsafe_math_optimizations is set.
3496 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3498 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3499 simplify_logical, if_then_else_cond, known_cond,
3500 simplify_comparison): Adjust calls to reverse_comparison.
3501 Don't use combine_reversed_comparison_code).
3502 (combine_reversed_comparison_code): Remove.
3503 (reversed_comparison): Using reversed_comparison_code, move it...
3504 * jump.c (reversed_comparison): ... here.
3505 * rtl.h (reversed_comparison): Add prototype.
3507 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3509 * builtins.c (fold_builtin): Take decomposed arguments of
3511 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3512 * gimplify.c (gimplify_call_expr): Likewise.
3513 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3514 * tree.h: Update the prototype of fold_builtin.
3516 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3518 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3519 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3520 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3521 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3522 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3524 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3526 * builtins.c (fold_builtin_1): Take decomposed arguments of
3528 (fold_builtin): Update a call to fold_builtin_1.
3530 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3533 * gcov.c (output_lines): Only output function block summary when
3534 outputting branch information.
3535 * doc/gcov.texi: Document format of preamble and additional block
3538 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3540 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3541 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3542 the defaults false if BITS_PER_UNIT != 8.
3543 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3544 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3545 than BITS_PER_UNIT != 8.
3546 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3547 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3548 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3550 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3551 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3553 2005-03-20 Roger Sayle <roger@eyesopen.com>
3556 * fold-const.c (fold_binary): Fix type mismatch between
3557 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3558 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3559 for non-truth-valued expressions.
3561 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3562 and FUNCTION_DECL in the main switch.
3563 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3564 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3565 we also need to convert their operands to match.
3566 <TRUTH_NOT_EXPR>: Likewise.
3568 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3570 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3571 diagnostic without checking whether an lvalue.
3572 * c-common.h (lvalue_p): Remove.
3573 (enum lvalue_use): Update comment.
3574 (lvalue_or_else): Replace by lvalue_error.
3575 * c-typeck.c (lvalue_p): Make static.
3576 (lvalue_or_else): New. Call lvalue_error.
3578 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3580 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3581 (function_arg_advance): Use rs6000_parm_start.
3582 (function_arg, rs6000_arg_partial_bytes): Likewise.
3584 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3586 * c-common.c (check_case_value): Adjust comment about stripping
3588 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3589 * c-typeck.c (default_conversion, convert_arguments,
3590 build_modify_expr, convert_for_assignment, store_init_value,
3591 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3592 manually. Remove inaccurate comments.
3594 2005-03-20 Roger Sayle <roger@eyesopen.com>
3595 Joseph S. Myers <joseph@codesourcery.com>
3597 * varasm.c (do_assemble_alias): Restore comment describing function.
3598 Annotate the target parameter as potentially unused.
3600 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3603 * config/avr/avr.c (avr_output_function_prologue): Do not use
3604 current_function_name() in a label, use a local label instead.
3606 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3608 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3609 flag_finite_math_only, not flag_unsafe_math_optimizations.
3611 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3613 * builtins.c (fold_builtin_1): Update a call to
3614 targetm.fold_builtin.
3615 * hooks.c (hook_tree_tree_bool_null): Rename to
3616 hook_tree_tree_tree_bool_null. Take one more argument of type
3618 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3619 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3620 hook_tree_tree_tree_bool_null.
3621 * target.h (gcc_target): Update the prototype of fold_builtin.
3622 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3623 arguments of CALL_EXPR.
3624 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3627 2005-03-20 Jan Hubicka <jh@suse.cz>
3629 * cgraph.h (cgraph_node): Add prev_clone pointer.
3630 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3631 (cgraph_clone_node): Produce doubly linked chain.
3633 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3635 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3636 get_nonnull_operand, handle_sentinel_attribute,
3637 check_function_arguments_recurse): Do not strip NOPS from
3639 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3641 * c-format.c (get_constant): Likewise.
3642 * c-parser.c (c_parser_postfix_expression): Likewise.
3643 * c-typeck.c (set_init_index): Likewise.
3644 (convert_arguments): Don't check for NOP_EXPR containing integer
3647 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3649 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3650 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3651 Take decomposed arguments of CALL_EXPR.
3652 (fold_builtin_1): Update calls to the functions mentioned
3655 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3657 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3658 width to have integer type.
3659 (build_enumerator): Require enumerator value to have integer type.
3661 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3663 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3666 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3668 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3669 std=iso9899:199x): Correct descriptions.
3671 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3673 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3676 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3678 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3680 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3681 fold_builtin_memcpy.
3683 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3684 arguments of CALL_EXPR.
3685 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3686 fold_builtin_found, fold_builtin_1): Update calls to
3687 fold_trunc_transparent_mathfn.
3689 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3692 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3693 function pointers on targets that require function pointer
3695 (fold_sign_changed_comparison): Likewise.
3697 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3699 * combine.c (try_combine): When changing the mode of a hard reg, make
3700 sure that doing so is valid.
3702 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3704 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3705 (TARGET_HANDLE_OPTION): Override default.
3706 (avr_handle_option): New function.
3707 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3708 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3709 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3710 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3711 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3712 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3713 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3714 (TARGET_OPTIONS): Delete.
3715 * config/avr/avr.opt: New file.
3717 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3719 * config/m32r/m32r-protos.h: Remove the prototypes for
3720 call_address_operand, symbolic_operand, seth_add3_operand,
3721 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3722 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3723 two_insn_const_operand, move_src_operand,
3724 move_double_src_operand, move_dest_operand,
3725 eqne_comparison_operator, signed_comparison_operator,
3726 large_insn_p, conditional_move_operand, carry_compare_operand,
3727 m32r_block_immediate_operand, extend_operand,
3728 reg_or_eq_int16_operand, int8_operand, and
3729 reg_or_zero_operand.
3730 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3731 seth_add3_operand, int8_operand, cmp_int16_operand,
3732 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3733 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3734 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3735 move_double_src_operand, move_dest_operand,
3736 eqne_comparison_operator, signed_comparison_operator,
3737 extend_operand, small_insn_p, large_insn_p,
3738 conditional_move_operand, carry_compare_operand,
3739 m32r_block_immediate_operand): Move to predicates.md.
3740 (MAX_MOVE_BYTES): Move to m32r.h.
3741 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3742 * config/m32r/m32r.md: Include predicates.md.
3743 * config/m32r/predicates.md: New.
3745 2005-03-18 James E Wilson <wilson@specifixinc.com>
3748 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3751 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3753 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3754 call_address_operand, const_8bit_operand.
3755 * config/mn10300/mn10300.c (call_address_operand,
3756 const_8bit_operand, const_1f_operand): Move to predicates.md.
3757 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3758 * config/mn10300/mn10300.md: Include predicates.md.
3759 * config/mn10300/predicates.md: New.
3761 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3763 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3764 declarations in diagnostics and %E for identifiers, not %s.
3766 2005-03-18 Jan Hubicka <jh@suse.cz>
3767 Dale Johannesen <dalej@apple.com>
3769 * basic-block.h (scale_bbs_frequencies_int,
3770 scale_bbs_frequencies_gcov_type): Declare.
3771 * cfg.c (RDIV): New macro.
3772 (update_bb_frequency_for_threading): Fix.
3773 * basic-block.h (scale_bbs_frequencies_int,
3774 scale_bbs_frequencies_gcov_type): New.
3775 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3776 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3777 scale_bbs_frequencies_int.
3778 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3780 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3782 * config/m32r/m32r-protos.h: Remove the prototypes for
3783 call_address_operand, symbolic_operand, seth_add3_operand,
3784 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3785 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3786 two_insn_const_operand, move_src_operand,
3787 move_double_src_operand, move_dest_operand,
3788 eqne_comparison_operator, signed_comparison_operator,
3789 large_insn_p, conditional_move_operand, carry_compare_operand,
3790 m32r_block_immediate_operand, extend_operand,
3791 reg_or_eq_int16_operand, int8_operand, and
3792 reg_or_zero_operand.
3793 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3794 seth_add3_operand, int8_operand, cmp_int16_operand,
3795 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3796 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3797 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3798 move_double_src_operand, move_dest_operand,
3799 eqne_comparison_operator, signed_comparison_operator,
3800 extend_operand, small_insn_p, large_insn_p,
3801 conditional_move_operand, carry_compare_operand,
3802 m32r_block_immediate_operand): Move to predicates.md.
3803 (MAX_MOVE_BYTES): Move to m32r.h.
3804 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3805 * config/m32r/m32r.md: Include predicates.md.
3806 * config/m32r/predicates.md: New.
3808 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3810 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3811 symbolic_operand, symbolic_memory_operand,
3812 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3813 indexed_memory_operand, move_dest_operand, move_src_operand,
3814 prefetch_cc_operand, prefetch_nocc_operand,
3815 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3816 arith_operand, arith11_operand, pre_cint_operand,
3817 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3818 ireg_operand, int5_operand, uint5_operand, int11_operand,
3819 uint32_operand, arith5_operand, and_operand, ior_operand,
3820 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3821 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3822 shadd_operand, movb_comparison_operator,
3823 cmpib_comparison_operator): Move to predicates.md.
3824 (magic_milli, shadd_constant_p): Make it extern.
3825 * config/pa/pa.h (PREDICATE_CODES): Remove.
3826 * config/pa/pa.md: Include predicates.md.
3827 * config/pa/predicates.md: New.
3829 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3832 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3834 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3835 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3836 config/alpha/freebsd.h, config/alpha/linux.h,
3837 config/alpha/netbsd.h, config/alpha/osf5.h,
3838 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3839 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3840 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3841 doc/cppopts.texi: Update copyright.
3843 2005-03-18 Jan Hubicka <jh@suse.cz>
3846 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3848 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3851 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3853 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3856 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3858 * combine.c (gen_binary): Remove.
3859 (known_cond, simplify_shift_const, find_split_point,
3860 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3861 simplify_logical, expand_field_assignment, extract_left_shift,
3862 force_to_mode, if_then_else_cond, apply_distributive_law,
3863 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3864 simplify_comparison, reversed_comparison): Replace with
3865 simplify_gen_binary, simplify_gen_relational or
3866 distribute_and_simplify_rtx.
3867 (distribute_and_simplify_rtx): New function.
3869 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3870 Paolo Bonzini <gcc.gnu.org>
3872 * calls.c (setjmp_call_p, special_function_p): Update comments
3873 at the head of the functions.
3875 2005-03-18 Jan Hubicka <jh@suse.cz>
3877 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3879 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3880 function body should be released; do not proactively release function
3881 bodies in non-unit-at-a-time mode.
3883 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3885 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3886 mno-fp-ret-in-387 multilib variants.
3888 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3890 * common.opt (m): Remove.
3891 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3893 (common_handle_option): Remove OPT_m case.
3895 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3897 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3899 (fold_builtin_1): Update a call to fold_builtin_bitop.
3901 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3903 (fold_builtin_1): Update a call to fold_builtin_signbit.
3905 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3907 PR tree-optimization/20474
3908 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3909 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3911 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3913 * config/h8300/h8300-protos.h: Remove prototypes for
3914 general_operand_src, general_operand_dst, single_one_operand,
3915 single_zero_operand, call_insn_operand,
3916 two_insn_adds_subs_operand, small_call_insn_operand,
3917 jump_address_operand, bit_operand, bit_memory_operand,
3918 stack_pointer_operand, const_int_gt_2_operand,
3919 const_int_ge_8_operand, const_int_qi_operand,
3920 const_int_hi_operand, incdec_operand, bit_operator,
3921 nshift_operator, eqne_operator, gtle_operator,
3922 gtuleu_operator, iorxor_operator.
3923 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3924 h8300_ldm_stm_parallel.
3925 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3927 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3928 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3929 (h8300_ldm_stm_parallel): Make it extern.
3930 (h8300_ldm_parallel, h8300_stm_parallel,
3931 h8300_return_parallel, general_operand_src,
3932 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3933 nibble_operand, reg_or_nibble_operand, single_one_operand,
3934 single_zero_operand, call_insn_operand,
3935 two_insn_adds_subs_operand, small_call_insn_operand,
3936 jump_address_operand, bit_operand, bit_memory_operand,
3937 stack_pointer_operand, const_int_gt_2_operand,
3938 const_int_ge_8_operand, const_int_qi_operand,
3939 const_int_hi_operand, incdec_operand, eqne_operator,
3940 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3941 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3942 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3943 nshift_operator): Move to predicates.md.
3944 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3945 * config/h8300/h8300.md: Include predicates.md.
3946 * config/h8300/predicates.md: New.
3948 2005-03-17 Richard Henderson <rth@redhat.com>
3950 * config.gcc (ia64*-*-hpux*): Add extra_options.
3951 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3952 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3953 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3954 (ia64_tls_size_string, ia64_tune_string): Remove.
3955 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3956 (TARGET_DEFAULT_TARGET_FLAGS): New.
3957 (TARGET_HANDLE_OPTION): New.
3958 (ia64_override_options): Move options parsing ...
3959 (ia64_handle_option): ... here. New.
3960 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3961 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3962 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3963 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3964 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3965 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3966 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3967 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3968 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3969 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3970 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3971 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3972 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3973 TARGET_EARLY_STOP_BITS): Remove.
3974 (TARGET_ILP32): Default false.
3975 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3976 (enum ia64_inline_type): New.
3977 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3978 * config/ia64/ia64.md: Update for new definitions of
3979 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3980 * config/ia64/ia64.opt: New file.
3981 * config/ia64/ilp32.opt: New file.
3983 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3986 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3988 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3990 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3991 instead of MASK_H8300S.
3992 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3993 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3994 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3995 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3996 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3997 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3998 TARGET_SWITCHES): Remove.
3999 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4001 * config/h8300/h8300.opt: New.
4003 * config/alpha/alpha.opt, config/arc/arc.opt,
4004 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4007 2005-03-17 Ian Lance Taylor <ian@airs.com>
4011 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4013 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4014 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4015 (TARGET_HANDLE_OPTION): Override default.
4016 (arc_handle_option): New function.
4017 (arc_init): Remove code to set arch_cpu_string.
4018 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4019 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4020 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4021 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4022 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4023 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4024 (arc_rodata_string, TARGET_OPTIONS): Delete.
4025 * config/arc/arc.opt: New file.
4027 2005-03-17 Richard Henderson <rth@redhat.com>
4029 * doc/extend.texi (Weak Pragmas): New section.
4030 (attribute alias): Clarify that target must be in the same
4033 2005-03-17 Richard Henderson <rth@redhat.com>
4035 * config/alpha/alpha.opt: New file.
4036 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4038 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4039 alpha_fprm_string, alpha_fptm_string): Make static.
4040 (alpha_tls_size_string): Remove.
4041 (alpha_handle_option): New.
4042 (override_options): Update for alpha_cpu/alpha_tune split.
4043 (alpha_file_start): Likewise.
4044 (TARGET_DEFAULT_TARGET_FLAGS): New.
4045 (TARGET_HANDLE_OPTION): New.
4046 * config/alpha/alpha.h (alpha_tune): Declare.
4047 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4048 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4049 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4050 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4051 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4052 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4053 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4054 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4055 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4056 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4057 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4058 (TARGET_DEFAULT): Remove MASK_FP.
4059 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4060 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4061 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4062 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4063 alpha_tls_size_string): Remove.
4064 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4065 (attribute tune): Rename from attribute cpu.
4066 * config/alpha/ev4.md: Update to match.
4067 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4068 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4069 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4070 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4071 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4072 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4074 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4076 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4077 and return without creating new state if before_nops_num is nonzero.
4078 * config/ia64/ia64.md (first_insn): New attribute.
4079 (alloc): Set it to yes.
4081 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4083 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4084 STMT_VINFO_SUBVARS to NULL.
4085 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4087 2005-03-16 Dale Johannesen <dalej@apple.com>
4089 * rtlanal.c (find_first_parameter_load): Rewrite to
4090 return actual first param load or the call if none,
4091 instead of first in block, when not all loads exist.
4093 2005-03-16 Roger Sayle <roger@eyesopen.com>
4095 * optabs.c (expand_copysign_absneg): Make static.
4096 * optabs.h (expand_copysign_absneg): Delete prototype.
4097 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4099 2005-03-16 Richard Henderson <rth@redhat.com>
4102 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4103 (alias_pairs): Rename from output_defs.
4104 (find_decl_and_mark_needed): Split out from assemble_alias.
4105 (do_assemble_alias): New.
4106 (assemble_output_def): Remove.
4107 (finish_aliases_1, finish_aliases_2): New.
4108 (process_pending_assemble_output_defs): Remove.
4109 (assemble_alias): Defer aliases for which we don't yet have a
4110 non-external decl for the target symbol.
4111 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4112 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4113 * toplev.c (compile_file): Use finish_aliases_2 instead of
4114 process_pending_assemble_output_defs.
4115 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4116 (process_pending_assemble_output_defs): Remove.
4118 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4120 Fix PR tree-optimization/20489
4122 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4123 for empty structures.
4125 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4127 Fix PR tree-optimization/20490
4129 * tree-ssa-pre.c (create_expression_by_pieces): Use
4130 force_gimple_operand on result of fold.
4132 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4134 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4135 of closing parenthesis.
4137 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4139 * builtins.c (expand_movstr): Update a call to
4140 fold_builtin_strcpy.
4141 (expand_builtin_strncpy): Update a call to
4142 fold_builtin_strncpy.
4143 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4144 arguments of CALL_EXPR.
4145 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4146 fold_builtin_strncpy.
4147 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4148 * tree.h: Update the prototypes of fold_builtin_strcpy and
4149 fold_builtin_strncpy.
4151 2005-03-16 Steven Bosscher <stevenb@suse.de>
4152 Dorit Naishlos <dorit@il.ibm.com>
4154 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4155 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4158 2005-03-16 Steven Bosscher <stevenb@suse.de>
4160 * tree-inline.c (walk_type_fields, walk_tree,
4161 walk_tree_without_duplicates): Move from here...
4162 * tree.c: ...to here.
4164 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4166 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4167 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4168 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4169 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4170 (version): Define using $(BASEVER_c).
4171 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4173 (version.o): Depend on version files; add custom generation command.
4174 (prefix.o): Define BASEVER on command line.
4175 (s-iov): Depend on version files; adjust command.
4176 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4178 (gcc-vers.texi): New rule.
4179 (doc/%.info, doc/%.dvi): Add -I . to command line.
4180 (doc/gccinstall.dvi): Likewise.
4181 (PACKAGE): Delete. All uses replaced with "gcc".
4182 * aclocal.m4: Do not include gcc-version.m4.
4183 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4184 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4185 Set is_release based on contents of DEV-PHASE.
4186 Set gcc_version based on contents of BASE-VER.
4187 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4188 * config.in, configure: Regenerate.
4189 * gccbug.in: Determine version of GCC in use at runtime.
4190 * gcov-iov.c: Get version number and development phase from
4191 command line, not by including version.c.
4192 * intl.c: Replace all uses of PACKAGE with "gcc".
4193 * libada-mk.in: Delete unused "gcc_version" variable.
4194 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4195 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4196 commentary to match.
4197 (version_string): Put together from pieces.
4198 * config/alpha/x-vms: Do not use $(gcc_version).
4199 * config/i386/t-nwld: Likewise.
4200 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4201 version-GCC and DEVELOPMENT.
4203 2005-03-15 Roger Sayle <roger@eyesopen.com>
4205 PR tree-optimization/17454
4206 * tree.c (tree_size): Add case for TREE_BINFO.
4207 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4208 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4210 2005-03-15 Roger Sayle <roger@eyesopen.com>
4212 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4213 op1 whilst expanding the signed widenening multiply variant.
4215 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4217 * toplev.c (display_target_options): Avoid unused variable warning if
4218 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4219 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4220 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4221 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4222 (mips_isa_info): New variable.
4223 (mips_parse_cpu): Remove the first argument and leave the caller
4225 (TARGET_HANDLE_OPTION): Override default.
4226 (mips_handle_option): New function. Move option validation code from...
4227 (override_options): ...here. Update calls to mips_parse_cpu.
4228 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4229 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4230 (SUBTARGET_TARGET_OPTIONS): Delete.
4231 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4232 (mno-flush-func, mtune=): New options.
4234 2005-03-15 Roger Sayle <roger@eyesopen.com>
4235 Richard Henderson <rth@redhat.com>
4237 * real.c (c4x_single_format, c4x_extended_format): Provide values
4238 for signbit_ro for c4x's single and extended floating point formats.
4239 * optabs.c (expand_copysign): Use the floating point format's
4240 signbit_ro for expanding via expand_copysign_absneg, and it's
4241 signbit_rw field for expanding via expand_copysign_bit.
4243 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4245 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4246 known_alignment_for_access_p.
4247 (known_alignment_for_access_p): New.
4248 (do_peeling_for_alignment): Field made int instead of bool and renamed
4249 to peeling_for_alignment.
4250 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4251 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4252 functionality used to be in vect_analyze_operations.
4253 (vect_analyze_operations): Code to determine vectorization factor was
4254 moved to vect_determine_vectorization_factor.
4255 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4256 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4258 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4259 be part of vect_analyze_operations).
4260 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4261 creating the guard condition, as the number of iterations may be
4263 (slpeel_tree_peel_loop_to_edge): Use new name of
4264 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4265 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4266 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4267 (vect_do_peeling_for_alignment): Use fold.
4268 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4270 (vect_update_inits_of_dr): Renamed to
4271 vect_update_init_of_dr.
4272 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4273 (vectorizable_store): Fix assertion to use == instead of =.
4275 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4277 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4278 call_used_regs for wCG registers.
4280 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4282 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4283 for non-offsettable memory references to cope with outstanding reload
4284 replacements, take 2.
4286 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4289 * config/i386/i386.h (x86_fisttp): New.
4290 (TARGET_FISTTP): New macro.
4291 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4292 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4293 instruction when fisttp flag is set.
4294 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4296 * config/i386/i386.md (type attribute): Add fisttp.
4297 (unit attribute): Set to i387 for fisttp type.
4298 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4299 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4301 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4302 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4304 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4305 patterns for TARGET_FISTTP. Enable patterns for
4306 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4307 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4308 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4309 implement fisttp x87 insn.
4310 (fix_trunc*_i387_fisttp splitters): New patterns.
4311 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4312 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4313 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4315 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4316 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4317 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4318 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4319 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4320 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4321 Disable patterns for TARGET_FISTTP.
4322 (fix_trunc*_i387 splitters): Implement usign mode macros.
4323 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4324 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4325 (fix_trunx*_sse peephole2s): Implement using mode macros.
4327 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4329 PR rtl-optimization/20291
4330 * combine.c (try_combine): If splitting fails, re-try with
4331 original combined pattern, i.e. before clobber stripping.
4333 2005-03-14 Eric Christopher <echristo@redhat.com>
4335 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4336 STACK_GROWS_DOWNWARD.
4338 2005-03-14 Roger Sayle <roger@eyesopen.com>
4340 * real.h (struct real_format): Split the signbit field into two
4341 two fields, signbit_ro and signbit_rw.
4342 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4343 mips_double_format, ieee_extended_motorola_format,
4344 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4345 ieee_extended_intel_128_format, ibm_extended_format,
4346 mips_extended_format, ieee_quad_format, mips_quad_format,
4347 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4348 i370_double_format, c4x_single_format, c4x_extended_format,
4349 real_internal_format): Update initializers for new field.
4350 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4351 real_format structure.
4352 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4353 field of the real_format structure.
4355 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4357 Fix PR tree-optimization/20458
4359 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4360 DECL_EXTERNAL on STRUCT_FIELD tags.
4361 (clear_call_clobbered): Ditto.
4362 * tree-ssa-operands.c (note_addressable): Make sure the original
4363 variable doesn't slip into the addressable list if we have
4365 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4368 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4370 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4371 (-fwide-exec-charset): Likewise.
4372 (-finput-charset): Likewise.
4373 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4374 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4375 * c.opt (Wnormalized): New.
4377 2005-03-14 Devang Patel <dpatel@apple.com>
4379 * doc/invoke.texi: Add reference to Visibility document.
4381 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4383 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4384 MASK_SPLIT_ADDRESSES.
4385 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4386 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4387 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4388 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4389 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4390 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4391 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4392 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4393 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4394 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4395 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4396 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4397 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4398 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4399 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4400 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4401 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4402 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4403 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4404 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4405 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4406 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4407 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4408 (TARGET_EXPLICIT_RELOCS): Delete.
4409 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4410 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4411 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4412 (override_options): Set MASK_LONG64 if -mint64 is given and no
4413 -mlongXX option is. Complain about -mint64 -mlong32.
4414 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4415 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4416 * config/mips/mips.opt: New file.
4418 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4420 * config.gcc (extra_options): New variable for listing option files.
4421 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4422 * configure.ac (extra_opt_files): New AC_SUBST variable.
4423 (tm_file_list, tm_include_list): Include options.h first.
4424 * configure: Regenerate.
4425 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4426 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4427 (s-options-h): New rule.
4428 (options.h): Depend on it.
4429 (TEXI_GCCINT_FILES): Add options.texi.
4430 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4431 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4432 * target.h (gcc_target): Add default_target_flags and handle_option.
4433 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4434 (TARGET_HANDLE_OPTION): New macros.
4435 (TARGET_INITIALIZER): Include them.
4436 * opt-functions.awk (opt_args, nth_arg): New functions.
4437 (switch_flags): Handle the "Target" flag.
4439 (var_name): Use opt_args and nth_arg.
4440 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4441 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4442 macros for the "Mask" and "InverseMask" options.
4443 * opts.h (cl_var_cond): New enum.
4444 (cl_option): Replace the "has_set_value" and "set_value" fields with
4445 "var_cond" and "var_value".
4446 (CL_TARGET): New macro.
4447 (option_enabled, print_filtered_help): Declare.
4448 (decode_options): Move definition.
4449 * opts.c (handle_option): Search for the original option before
4450 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4451 var_cond and var_value fields. Use targetm.handle_option to handle
4453 (decode_options): Set target_flags to targetm.default_target_flags.
4454 (print_filtered_help): Make global. Handle CL_TARGET.
4455 (option_enabled): New function.
4456 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4457 (display_target_options, set_target_switch, print_switch_values)
4458 (default_pch_valid_p): Guard uses of target_switches with
4459 #ifdef TARGET_SWITCHES. Also...
4460 (display_target_options): Display the CL_TARGET entries in cl_options.
4461 (set_target_option): Don't complain about the "" option when
4462 TARGET_SWITCHES is undefined.
4463 (print_switch_values): Use option_enabled.
4464 (default_pch_valid_p): Check cl_options[] when looking for something
4465 that has changed the value of target_flags.
4466 * c.opt: Remove documentation from top of file.
4467 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4468 * doc/sourecebuild.texi: Refer to the new options documentation
4469 instead of c.opt. Document machine-specific .opt files.
4470 * doc/tm.texi (target_flags): Say that this variable is declared
4472 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4473 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4475 * doc/options.texi: New file.
4477 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4480 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4483 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4486 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4487 temporary variable of pointer type if an lvalues is required.
4488 (gimplify_modify_expr_rhs): Request an rvalue from it.
4489 (gimplify_expr): Pass fallback on.
4491 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4493 * cfgbuild.c: Update comments.
4495 2005-03-14 Roger Sayle <roger@eyesopen.com>
4497 PR rtl-optimization/17236
4498 * optabs.c (expand_doubleword_mult): New helper function split out
4499 from expand_binop. Permute the order in which instructions are
4500 emitted to minimize the number of simultaneously live registers.
4501 (expand_binop): Call expand_doubleword_mult to synthesize a double
4502 word multiplication.
4504 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4506 * basic-block.h: Update the prototypes of cached_make_edge and
4508 * cfg.c (cached_make_edge): Take edge_cache representing one
4509 row of the adjacency matrix of edges.
4510 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4511 (make_edges): Initialize edge_cache to represent one row of
4512 the adjacency matrix of edges.
4514 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4516 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4518 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4519 Remove unused removed_phis variable.
4520 (conditional_replacement): Use build1/build2.
4521 (abs_replacement): Use last_and_only_stmt and build1/build2.
4523 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4525 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4526 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4527 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4528 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4529 * c-common.c (handle_novops_attribute): New function.
4530 (c_common_attribute_table): Add "no vops" entry.
4531 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4532 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4533 * tree-ssa-operands.c (get_call_expr_operands): Do not
4534 create virtual operands for calls with ECF_NOVOPS flag.
4535 * tree.h (DECL_IS_NOVOPS): New macro.
4536 (struct tree_decl): Add novops_flag.
4537 (ECF_NOVOPS): New constant.
4539 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4542 * config/i386/i386.c (x86_use_himode_fiop): New.
4543 (x86_use_simode_fiop): Rename from x86_use_fiop.
4544 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4545 (TARGET_USE_HIMODE_FIOP): New.
4546 (x86_use_simode_fiop): Rename from x86_use_fiop.
4547 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4549 * config/i386/i386.md (X87MODEI12): New mode macro define.
4550 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4551 to implement x87 FP compare with HImode input operands.
4552 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4553 Use X87MODEI12 mode macro to handle HImode input operands.
4554 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4555 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4556 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4557 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4558 macro to implement x87 operators with HImode input operands.
4559 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4562 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4564 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4566 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4567 constants invariant.
4569 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4571 * basic-block.h (BB_VISITED): Removed.
4572 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4574 2005-03-14 Falk Hueffner <falk@debian.org>
4577 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4579 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4581 * ggc-zone.c: Fix comment typos.
4583 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4584 stringpool.c, config/mips/mips-protos.h: Update copyright.
4586 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4588 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4589 throughout with its typedef, "rtx".
4590 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4591 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4592 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4593 regs in comment to match code.
4595 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4597 * except.c (check_handled): Make it static.
4598 * except.h: Remove the corresponding prototype.
4600 * function.c (get_func_frame_size): Make it static.
4601 * function.h: Remove the corresponding type.
4603 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4605 * hard-reg-set.h: Remove the corresponding declarations.
4607 * tree-cfg.c (verify_stmts): Check that
4608 bb_for_stmt (stmt) == bb for every PHI node and statement.
4610 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4612 * config.gcc: Remove excess indentation.
4613 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4615 2005-03-13 Roger Sayle <roger@eyesopen.com>
4618 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4619 * fold-const.c (fold_sign_changed_comparison): Likewise.
4620 (fold_binary): Optimize comparisons against widened operands if
4621 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4623 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4625 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4626 (sparc_override_options): Initialize it.
4627 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4629 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4631 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4632 (reg_or_none500mem_operand): New predicate.
4633 (zero_reg_mem_operand): New predicate.
4634 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4635 to reg_or_none500mem_operand.
4636 (extendsfdf2_fpr): Add MEM alternative.
4637 (extenddftf2_internal): Change operand2 predicate to
4638 zero_reg_mem_operand.
4640 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4642 * ggc-zone.c: Rewritten.
4644 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4646 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4647 * config.in: Regenerated.
4648 * configure: Regenerated.
4649 * gengtype.c (write_types_process_field, write_func_for_structure):
4650 Pass new argument to gt_pch_note_object.
4651 * ggc-common.c (struct ptr_data): Add TYPE.
4652 (gt_pch_note_object): Take TYPE argument and save it.
4653 (call_count): Update call to ggc_pch_count_object.
4654 (call_alloc): Update call to ggc_pch_alloc_object.
4655 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4657 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4658 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4659 (ggc_alloc_zone_stat): Delete.
4660 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4661 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4662 (ggc_pch_alloc_object): Update prototypes.
4663 (garbage_zone): Delete.
4664 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4665 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4667 (tree_id_zone): New variable.
4668 (ggc_alloc_cleared_zone): Remove unused.
4669 (ggc_alloc_zone): Define.
4670 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4671 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4672 ggc_alloc_zone_stat.
4673 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4674 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4675 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4676 (make_node_stat): Likewise. Use tree_id_zone.
4678 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4679 Joseph S. Myers <joseph@codesourcery.com>
4681 * configure.ac: Check for MIPS TLS.
4682 * configure: Regenerated.
4683 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4684 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4685 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4686 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4687 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4688 (mips_classify_symbol, mips_symbolic_constant_p)
4689 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4690 (mips_tls_operand_p, mips_call_tls_get_addr)
4691 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4692 (mips_tls_symbol_ref_1): New functions.
4693 (mips_legitimize_address, mips_legitimize_const_move): Call
4694 mips_legitimize_tls_address.
4695 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4697 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4698 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4699 (mips_char_to_class): Document V1_REG.
4700 (HAVE_AS_TLS): Provide default.
4701 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4703 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4705 (tls_get_tp_<mode>): New instruction.
4707 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4709 * configure.ac: Update checks for target tools.
4710 * configure: Regenerated.
4712 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4714 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4716 2005-03-13 Roger Sayle <roger@eyesopen.com>
4718 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4719 more classes of DImode multiplication by constant. Allow both
4720 multiplication by small negative constants (by performing a
4721 multiplication by a positive constant and negating the result) and
4722 multiplications by large powers of two, by using a left shift.
4724 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4726 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4727 of basic blocks into work_stack.
4729 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4730 config/mips/vr.h: Update copyright.
4732 * c-decl.c (c_init_decl_processing): Remove useless calls to
4733 build_function_type.
4735 * builtins.c (fold_trunc_transparent_mathfn,
4736 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4737 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4738 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4739 fold_builtin_strcpy, fold_builtin_strncpy,
4740 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4743 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4746 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4747 variable determinant.
4749 * tree-cfg.c (group_case_labels): Remove local variable type.
4751 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4754 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4757 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4760 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4761 (*movmemqi_insn): Delete.
4762 (*movmemhi): Delete.
4764 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4766 * builtins.c (fold_builtin_classify): Take decomposed
4767 arguments of CALL_EXPR.
4768 (fold_builtin_1): Update a call to fold_builtin_classify.
4770 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4773 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4774 through into call to parser_xref_tag after parse error.
4775 (c_parser_struct_declaration): Consistently return NULL_TREE on
4778 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4780 * tree-flow-inline.h (ref_contains_array_ref): New function.
4781 (lookup_subvars_for_var): Ditto.
4782 (get_subvars_for_var): Ditto.
4783 (var_can_have_subvars): Ditto.
4785 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4786 (struct subvar): New type.
4788 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4790 * tree-optimize.c (init_tree_optimization_passes): Call
4791 pass_create_structure_vars.
4793 * tree-ssa-alias.c: Include vec.h.
4794 (init_alias_info): Don't auto-clear call clobbered on struct-field
4796 (compute_flow_insensitive_aliasing): Handle subvars.
4797 (group_aliases): Handle STRUCT_FIELD aliases.
4798 (setup_pointers_and_addressables): Ditto.
4799 Don't mark variables non-addressable if they still have
4800 addressable subvars.
4801 Also mark subvars addressable when the real variable is marked
4803 (add_pointed_to_var): Try to prune the pointed-to set by only
4804 pointing to subvars when possible.
4805 Otherwise, make sure we set addresses_needed and pt_vars to
4806 properly include subvars.
4807 (bitpos_of_field): New function.
4808 (push_fields_onto_fieldstack): Ditto.
4809 (get_or_create_used_part_for): Ditto.
4810 (create_overlap_variables_for): Ditto.
4811 (find_used_portions): Ditto.
4812 (create_structure_vars): Ditto.
4813 (pass_create_structure_vars): New structure.
4815 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4816 (get_expr_operands): Handle subvars. Also try to turn
4817 COMPONENT_REF accesses into must-defs now that we can accurately
4819 (note_addressable): Try to only mark as addressable those subvars
4820 we know a COMPONENT_REF touches.
4821 (overlap_subvar): New function.
4823 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4824 Handle subvar storing.
4825 (vect_address_analysis): Update caller of vect_object_analysis.
4827 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4829 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4830 (STMT_VINFO_SUBVARS): New macro.
4832 * common.opts: add flag_tree_salias.
4834 * opts.c (decode_options): flag_tree_salias defaults to on.
4836 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4838 * doc/tree-ssa.texi: Document structural alias analysis.
4840 2005-03-12 Steven Bosscher <stevenb@suse.de>
4842 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4843 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4844 * tree-ssa-operands.c (get_expr_operands): Likewise.
4845 (get_expr_operands): Likewise for ERROR_MARK.
4847 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4849 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4852 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4855 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4856 (mark_operand_necessary): Remove local variable ver.
4858 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4859 variable prefix_len.
4861 * value-prof.c (mod_subtract_transform): Remove local variable
4864 * builtins.c (fold_builtin_exponent): Take decomposed
4865 arguments of CALL_EXPR.
4866 (fold_builtin_1): Update a call to fold_builtin_exponent.
4868 * builtins.c (fold_builtin_logarithm): Take decomposed
4869 arguments of CALL_EXPR.
4870 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4872 * c-decl.c (c_init_decl_processing): Remove local variables
4873 ptr_ftype_void and ptr_ftype_ptr.
4875 * gimplify.c (gimplify_expr): Remove local variables r0 and
4878 * reg-stack.c (move_for_stack_reg): Remove local variable
4880 (compare_for_stack_reg): Remove local variable flags_user.
4881 (convert_regs_1): Remove local variable deleted.
4883 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4885 (combine_blocks): Remove local variables exits and new_e.
4887 * tree-inline.c (expand_call_inline): Remove local variable
4890 * tree-ssa-live.c (create_ssa_var_map,
4891 calculate_live_on_entry): Remove local variable snn.
4893 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4895 * c-lex.c (c_lex_with_flags): Add parameter to call to
4898 2005-03-11 Per Bothner <per@bothner.com>
4900 * c-tree.h (struct c_declarator): New id_loc field.
4901 * c-pragma.h (c_lex_with_flags): Take position reference.
4902 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4903 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4904 (c_lex): Pass dummy location to c_lex_with_flags.
4905 * c-parser.c (c_lex_one_token): Set c_token's location using
4906 c_lex_with_flags, instead of input_location, which might be "ahead".
4907 (c_parser_direct_declarator): Set declarator's id_loc from
4909 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4910 declarator's id_loc, rather than probably-imprecise input_location.
4911 (build_id_declarator): Initialize c_declarator's id_loc field.
4913 2005-03-11 Roger Sayle <roger@eyesopen.com>
4916 * builtins.c (expand_builtin_signbit): Force the signbit's word
4917 into an integer register to avoid SUBREGs of floating point modes.
4919 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4921 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4922 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4923 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4924 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4926 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4928 PR rtl-optimization/20306
4929 * expr.c (emit_move_complex): Set try_int false if mode is
4930 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4931 emit_block_move if try_int is true.
4933 2005-03-11 Richard Henderson <rth@redhat.com>
4936 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4937 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4940 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4942 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4943 (TARGET_FIX_VR4130): New macro.
4944 (TARGET_OPTIONS): Add -mfix-vr4130.
4945 (ISA_HAS_MACCHI): New macro.
4946 (ASM_SPEC): Add -mfix-vr4130.
4947 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4948 (override_options): Handle mips_fix_vr4130_string.
4949 (mips_avoid_hazards): Clear all_noreorder_p
4950 if we're working around VR4130 errata and the macc alternatives
4952 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4953 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4954 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4955 (MULTILIB_DEFAULTS): Remove leading "march=".
4956 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4957 if no architecture option is given.
4958 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4960 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4961 * doc/invoke.texi: Document -mfix-vr4130.
4963 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4965 * config/mips/mips.c (override_options): Only warn about -mint64
4966 deprecation if TARGET_INT64.
4968 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4970 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4971 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4972 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4973 are non-specific regarding the nonnull parameter positions.
4974 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4975 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4976 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4977 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4979 * builtins.def: Use the non-specific "nonnull" attibute lists.
4981 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4983 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4984 single_pred_edge, single_succ, single_pred): Improve comments.
4986 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4988 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4989 single_pred_edge, single_succ, single_pred): New inline functions.
4990 * bb-reorder.c (rotate_loop, find_traces_1_round,
4991 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4992 duplicate_computed_gotos): Use the single_succ/pred functions.
4993 * cfganal.c (forwarder_block_p): Ditto.
4994 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4995 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4996 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4997 merge_seq_blocks): Ditto.
4998 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4999 * cfglayout.c (fixup_reorder_chain): Ditto.
5000 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5001 canonicalize_loop_headers, verify_loop_structure): Ditto.
5002 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5003 mfb_update_loops, create_preheader, force_single_succ_latches,
5004 create_loop_notes): Ditto.
5005 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5006 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5007 commit_one_edge_insertion, purge_dead_edges,
5008 cfg_layout_can_merge_blocks_p): Ditto.
5009 * except.c (sjlj_emit_function_enter): Ditto.
5010 * flow.c (init_propagate_block_info): Ditto.
5011 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5012 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5013 insert_insn_end_bb): Ditto.
5014 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5015 find_if_case_2): Ditto.
5016 * lambda-code.c (perfect_nestify): Ditto.
5017 * lcm.c (optimize_mode_switching): Ditto.
5018 * loop-doloop.c (doloop_modify): Ditto.
5019 * loop-init.c (loop_optimizer_init): Ditto.
5020 * loop-iv.c (simplify_using_initial_values): Ditto.
5021 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5022 * loop-unswitch.c (unswitch_loop): Ditto.
5023 * modulo-sched.c (generate_prolog_epilog): Ditto.
5024 * predict.c (combine_predictions_for_insn, estimate_probability,
5025 tree_estimate_probability, last_basic_block_p,
5026 estimate_bb_frequencies): Ditto.
5027 * profile.c (branch_prob): Ditto.
5028 * regrename.c (copyprop_hardreg_forward): Ditto.
5029 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5030 * tracer.c (layout_superblocks): Ditto.
5031 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5032 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5033 cleanup_control_expr_graph, disband_implicit_edges,
5034 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5035 tree_verify_flow_info, tree_make_forwarder_block,
5036 tree_forwarder_block_p, remove_forwarder_block,
5037 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5038 * tree-if-conv.c (tree_if_conversion): Ditto.
5039 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5040 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5041 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5042 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5043 copy_loop_headers): Ditto.
5044 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5045 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5046 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5047 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5048 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5049 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5050 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5051 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5052 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5053 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5054 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5055 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5056 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5057 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5058 slpeel_add_loop_guard): Ditto.
5060 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5062 PR tree-optimization/15784
5063 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5066 * stmt.c (expand_case): Don't change index_type. Convert minval
5069 PR tree-optimization/20130
5070 * fold-const.c (fold): Fold x * -1 into -x.
5072 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5074 PR rtl-optimization/20331
5075 * rtlanal.c (modified_between_p): Check its address first for MEM.
5076 (modified_in_p): Likewise.
5078 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5080 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5082 2005-03-10 Steven Bosscher <stevenb@suse.de>
5084 * expr.c (expand_expr_real_1): If possible, use a conditional
5085 move for expanding MIN_EXPR and MAX_EXPR.
5086 Use temp for moving around rtx-en.
5088 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5091 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5094 2005-03-10 Roger Sayle <roger@eyesopen.com>
5096 * builtins.c (expand_builtin_signbit): Extend to handle floating
5097 point modes wider than the largest integer type, using the
5098 operand_subword_force function to obtain the signbit's word.
5100 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5103 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5104 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5106 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5108 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5110 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5112 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5114 (perform_edge_inserts): Unconditionally call
5115 free_dominator_info.
5117 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5119 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5121 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5123 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5125 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5127 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5129 (rtl_register_value_prof_hooks,
5130 tree_value_profile_transformations,
5131 tree_register_value_prof_hooks): Likewise.
5132 * var-tracking.c (stack_adjust_offset_pre_post,
5133 variable_htab_free, variable_union, dataflow_set_different_2,
5134 count_uses, variable_was_changed, set_frame_base_location,
5135 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5136 vt_add_function_parameters): Likewise.
5137 * varasm.c (named_section_real, named_section, make_decl_rtl,
5138 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5139 const_hash_1, compare_constant, copy_constant, force_const_mem,
5140 output_constant_pool_2, output_constant_pool_1, output_constant,
5141 output_constructor, make_decl_one_only, decl_tls_model,
5142 default_no_named_section, default_elf_select_section_1,
5143 default_unique_section_1): Likewise.
5144 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5145 * vmsdbgout.c (addr_const_to_string): Likewise.
5148 * function.c (struct assign_parm_data_one): Remove last_named
5150 (assign_parm_find_data_types): Don't determine last_named.
5151 Reorder named_parm determination.
5152 (assign_parms): Only setup varargs on the last non-varadic
5155 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5157 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5158 sda base address on medium model.
5160 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5162 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5163 * cfgloop.c (flow_loop_nodes_find): Export.
5164 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5166 * cfgloopmanip.c (fix_loop_structure): New function.
5167 * predict.c (predict_loops): Clean up the loops information.
5168 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5169 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5171 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5172 (rewrite_into_loop_closed_ssa): Declaration changed.
5173 * tree-loop-linear.c (linear_transform_loops): Add argument to
5174 rewrite_into_loop_closed_ssa call.
5175 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5176 * tree-ssa-loop-im.c (move_computations): Ditto.
5177 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5178 * tree-vectorizer.c (vectorize_loops): Ditto.
5179 * tree-optimize.c: Include cfgloop.h.
5180 (execute_todo): Choose whether to call cleanup_tree_cfg or
5181 cleanup_tree_cfg_loop.
5182 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5183 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5184 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5185 cleanup_tree_cfg_loop call.
5186 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5187 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5188 work on part of cfg.
5190 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5193 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5194 with multiple alternatives.
5196 * stmt.c (parse_output_constraint): Fix a typo.
5198 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5200 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5201 assembly directive instead of deprecated "no-generics".
5203 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5205 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5206 for non-offsettable memory references to cope with outstanding reload
5208 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5209 avoid losing outstanding address reloads.
5210 ("reload_outdi", "reload_outdf"): Likewise.
5212 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5215 code. Add more cbrt transformations.
5217 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5219 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5221 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5223 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5224 NULL_TREE when a given tree is not simplified.
5225 (fold): Return the original tree when any of the functions
5226 mentioned above NULL_TREE.
5228 * fold-const.c (fold_unary, fold_binary): Take decomposed
5229 arguments, code, type, op0, and op1 in case of fold_binary.
5230 (fold): Update calls to fold_unary and fold_binary.
5232 2005-03-09 Roger Sayle <roger@eyesopen.com>
5234 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5235 a fndecl and an arglist instead of a CALL_EXPR, exp.
5237 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5239 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5241 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5243 * expr.c (expand_assignment): Remove orig_to_rtx.
5245 * fold-const.c (int_const_binop): Remove no_overflow.
5247 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5249 * loop-iv.c (get_biv_step_1): Remove lhs.
5251 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5253 * real.c (real_nan): Remove neg.
5255 * function.c (thread_prologue_and_epilogue_insns): Remove i
5258 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5261 * tree-eh.c (tree_could_trap_p): Remove idx.
5263 * tree-into-ssa.c (ann): Remove ann.
5265 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5267 * tree-sra.c (decide_block_copy): Remove inst_count.
5269 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5271 * tree-ssa-loop-im.c (lhs): Remove.
5273 * cfgbuild.c (state, STATE, SET_STATE,
5274 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5276 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5277 (find_basic_blocks): Set the state of each basic block to
5280 2005-03-08 Jeff Law <law@redhat.com>
5282 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5283 goto results in the removal of edges in the CFG, then we need
5284 to recompute dominators.
5286 2005-03-09 Ben Elliston <bje@au.ibm.com>
5288 * c-common.c (c_do_switch_warnings): Comment fix.
5290 2005-03-08 Julian Brown <julian@codesourcery.com>
5292 * Patch from 2005-03-08 reverted for causing regressions and
5293 ppc-darwin bootstrap failure.
5295 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5297 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5298 Define the real function for ppc-darwin.
5299 * c-typeck.c (convert_arguments): Check for target-specific
5300 invalid argument call to unprototyped function.
5301 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5303 * target.h (invalid_arg_for_unprototyped_fn): New field
5305 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5306 default target hook.
5307 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5310 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5312 * c-typeck.c (constructor_stack, constructor_range_stack,
5313 initializer_stack): Make them static.
5315 * cfg.c (rbi_pool): Make it static.
5317 * gimple-low.c (lower_stmt_body): Make it static.
5318 * tree-flow.h: Remove the corresponding prototype. Don't
5321 * sched-deps.c (cache_size): Make it static.
5323 * stor-layout.c (lang_adjust_rli): Make it static.
5325 2005-03-08 Julian Brown <julian@codesourcery.com>
5327 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5328 from being used for symbols with vague linkage when
5329 HAVE_GAS_COMDAT_GROUP is true.
5331 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5333 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5334 nlabel == JUMP_LABEL (jump).
5336 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5338 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5339 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5340 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5341 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5343 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5346 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5347 * c-common.c (handle_returns_twice): New function.
5348 (c_common_attribute_table): Declare eturns_twice' attribute.
5349 * doc/extend.texi: Document eturns_twice' attribute.
5350 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5351 (struct tree_decl): Add returns_twice_flag.
5353 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5355 * tree-ssa-phiopt.c: Fix a comment typo.
5357 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5358 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5359 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5362 2005-03-08 Richard Henderson <rth@redhat.com>
5364 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5365 builtin codes with ctzdi2, clzdi2, popcountdi2.
5366 (struct alpha_builtin_def): Add is_const.
5367 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5368 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5369 (alpha_init_builtins): Init them. Set nothrow and const attributes
5371 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5372 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5373 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5374 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5375 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5376 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5377 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5378 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5379 (TARGET_FOLD_BUILTIN): New.
5380 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5381 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5383 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5385 2005-03-08 Ira Rosen <irar@il.ibm.com>
5387 PR tree-optimization/20122
5388 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5389 condition of access function instead of base.
5391 2005-03-07 Jeff Law <law@redhat.com>
5392 Steven Bosscher <stevenb@suse.de>
5394 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5395 (find_taken_edge): Call find_taken_edge_computed_goto as
5396 appropriate. Allow any gimple invariant rather than just
5397 INTEGER_CST for VAL.
5398 (cleanup_control_flow): Cleanup a computed goto which has turned
5400 (tree_merge_blocks): If block B has any forced labels, move
5401 them to the start of block A.
5402 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5403 computed gotos as well.
5404 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5405 removal of unnecessary computed gotos too.
5406 (lookup_redirection_data): Fix type of INSERT argument. Callers
5409 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5411 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5412 Remove trailing spaces.
5414 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5415 unshare_all_trees): Make them static.
5416 * tree-gimple.h: Remove the corresponding prototypes.
5418 * diagnostic.h: Remove unused prototype
5419 debug_output_buffer.
5420 * modulo-sched.c: Remove unused prototype
5421 set_row_column_for_ps.
5423 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5424 replace_phi_edge_with_variable): Remove unused variable i.
5426 2005-03-07 Per Bothner <per@bothner.com>
5428 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5430 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5433 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5434 bbs on the COND_EXPR instead of the PHI_NODEs.
5435 (candidate_bb_for_phi_optimization): Remove.
5436 (replace_phi_with_stmt): Rename to ...
5437 (replace_phi_edge_with_variable): this and change so that we
5438 replace the phi argument instead of removing the PHI.
5439 (conditional_replacement): Change so we deal with PHI with more
5441 (value_replacement): Likewise.
5442 (abs_replacement): Likewise.
5444 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5446 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5447 output_e500_flip_gt_bit.
5449 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5451 (rs6000_generate_compare): Fix logic to look at the correct bits.
5452 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5454 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5455 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5456 gen_move_from_CR_gt_bit.
5458 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5459 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5460 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5462 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5463 (E500_CR_IOR_COMPARE): New constant.
5465 2005-03-08 Earl Chew <earl_chew@agilent.com>
5466 David Billinghurst <David.Billinghurst@riotinto.com>
5468 * config/i386/host-cygwin.c: New file to support precompiled
5470 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5471 * config.host: Use above files for cygwin host.
5473 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5475 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5476 ordering ops from earlier change.
5478 2005-03-07 Per Bothner <per@bothner.com>
5480 Various fixes to allow us to again build if --enable-mapped-location:
5481 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5482 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5483 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5484 local variable loc. Change logic appropriately.
5485 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5486 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5487 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5488 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5489 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5491 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5493 PR rtl-optimization/19683
5494 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5495 number of bytes, to smallest_int_for_mode. Fix arguments to
5496 REG_CANNOT_CHANGE_MODE_P.
5498 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5500 * reorg.c (relax_delay_slots): Check that the jump is
5501 conditional before trying to invert it.
5503 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5505 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5508 * calls (stack_arg_under_construction): Make it static.
5510 * flow.c (regs_live_at_setjmp): Make it static.
5511 * flow.h: Remove the corresponding prototype.
5513 * reload1.c (reload_startobj, reload_firstobj,
5514 something_needs_operands_changed, reload_inherited,
5515 reload_inheritance_insn, reload_override_in,
5516 reload_spill_index): Make them static.
5518 * recog.c (verify_changes): Make it static.
5519 * recog.h: Remove the corresponding prototype.
5521 * cfgbuild.c (find_sub_basic_blocks): Remove.
5522 * basic-block.h: Remove the corresponding prototype.
5523 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5525 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5527 * tree-ssa-operands.c (check_build_stmt): Remove.
5529 * stor-layout.c (set_alignment): Remove.
5530 * tree.h: Remove the corresponding prototype.
5532 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5534 * tree-ssa-dce.c (control_dependence_map,
5535 visited_control_parents): Make them static.
5537 * cfghooks.c (verify_flow_info): Remove local variable
5540 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5543 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5545 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5547 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5549 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5551 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5552 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5553 PARALLEL for an empty structure.
5555 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5557 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5559 * fold-const.c (fold_binary): Unroll the very first "for"
5562 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5564 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5565 redundant match_code test.
5566 (scc_comparison_operator): Swap match_operand and match_code
5568 (branch_positive_comparison_operator): Same.
5569 (trap_comparison_operator): Use comparison_operator and swap with
5572 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5575 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5576 (out_movhi_r_mr): Read low byte of volatile MEM first.
5577 (out_movhi_mr_r): Write high byte of volatile MEM first.
5579 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5581 * cselib.c (reg_values, reg_values_size): Make them static.
5583 * cse.c (cse_reg_info_table): Make it static.
5585 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5587 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5589 * cse.c (find_best_addr): Use canon_for_address.
5591 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5593 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5594 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5595 SUBREG and MEM, respectively.
5597 * fold-const.c (fold_binary): Use code instead of t.
5599 * fold-const.c (optimize_minmax_comparison): Take decomposed
5600 arguments code, type, op0, and op1 instead of t.
5601 (fold_binary): Update a call to optimize_minmax_comparison.
5603 * fold-const.c (fold_range_test): Take decomposed arguments
5604 code, type, op0, and op1 instead of t.
5605 (fold_binary): Update a call to fold_range_test.
5607 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5608 decomposed arguments code, type, op0, and op1 instead of t.
5609 (fold_binary): Update a call to fold_range_test.
5611 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5613 * fold-const.c (fold_binary): Avoid directly using the original
5614 expression t as much as possible.
5616 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5618 * c-semantics.c (build_stmt): Use TYPE_P instead of
5619 IS_NON_TYPE_CODE_CLASS.
5620 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5621 (NON_TYPE_CHECK): Use TYPE_P instead of
5622 IS_NON_TYPE_CODE_CLASS.
5624 * fold-const.c (fold): Remove handling of binary expressions.
5626 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5628 * doc/c-tree.texi: Wrap comments in @r{}.
5629 * doc/cpp.texi: Likewise.
5630 * doc/cppinternals.texi: Likewise.
5631 * doc/extend.texi: Likewise.
5632 * doc/md.texi: Likewise.
5633 * doc/objc.texi: Likewise.
5634 * doc/sourcebuild.texi: Likewise.
5635 * doc/tm.texi: Likewise.
5638 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5640 * predict.c (apply_return_prediction): Standardize PHI chain
5642 * tree-ssa.c (ssa_redirect_edge): Likewise.
5644 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5645 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5648 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5649 * tree-flow.h: Adjust the prototype for remove_phi_node.
5650 * lambda-code.c (perfect_nestify): Adjust a call to
5653 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5654 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5656 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5657 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5658 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5659 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5661 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5662 of GEN_INT (trunc_int_for_mode (...)).
5663 * loop-iv.c (iv_number_of_iterations): Likewise.
5664 * postreload.c (reload_cse_move2add): Likewise.
5665 * simplify-rtx.c (simplify_const_unary_operation,
5666 simplify_const_binary_operation): Likewise.
5667 * stor-layout.c (get_mode_bounds): Likewise.
5669 * fold-const.c (fold_binary): New.
5670 (fold): Call fold_binary on binary expressions.
5672 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5674 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5675 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5676 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5677 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5678 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5680 2005-03-04 Devang Patel <dpatel@apple.com>
5682 PR tree-optimization/18815
5683 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5684 loops with zero exit edges.
5686 2005-03-04 Devang Patel <dpatel@apple.com>
5688 * doc/invoke.texi: Remove reference to webpage that does not exist.
5690 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5691 Joseph S. Myers <joseph@codesourcery.com>
5694 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5695 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5696 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5697 * pa.c (get_plabel): Change argument to symbol_ref. Call
5698 maybe_get_identifier instead of get_identifier.
5699 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5700 (struct deferred_plabel): Replace name field with symbol field.
5701 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5702 ASM_OUTPUT_EXTERNAL_REAL is defined.
5703 (output_global_address): Use output_addr_const for output of all
5705 (output_deferred_plabels): Use symbol_ref instead of name for address
5707 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5708 ASM_OUTPUT_SYMBOL_REF): New macros.
5709 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5711 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5714 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5716 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5717 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5719 2005-03-04 Jeff Law <law@redhat.com>
5721 * basic-block.h (rediscover_loops_after_threading): Declare.
5722 * tree-ssa-dom.c: Include cfgloop.h.
5723 (tree_ssa_dominator_optimize): Discover loops and some basic
5724 properties. Remove forwarder blocks recreated by loop header
5725 canonicalization. Also mark backedges in the CFG.
5726 * tree-ssa-threadupdate.c: Include cfgloop.h
5727 (rediscover_loops_after_threading): Define.
5728 (struct local_info): New field, JUMP_THREADED.
5729 (prune_undesirable_thread_requests): New function.
5730 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5731 then record that fact for the callers of redirct_edges.
5732 (thread_block): If BB has incoming backedges, then call
5733 prune_undesirable_thraed_requests. Note when we are
5734 going to have to rediscover loop information. Return a
5735 boolean indicating if any jumps were threaded.
5736 (thread_through_all_blocks): Bubble up boolean indicating
5737 if any jumps were threaded.
5738 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5739 (tree-ssa-threadupdate.o): Similarly.
5741 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5743 * fold-const.c (fold_ternary): Unroll the "for" loop to
5746 2005-03-04 Andrew Haley <aph@redhat.com>
5748 * unwind-dw2-fde-glibc.c (struct
5749 unw_eh_callback_data.check_cache): New field.
5750 (frame_hdr_cache): New.
5751 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5752 Cache frame header info.
5754 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5756 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5757 (print_c_condition): Declare.
5758 * read-rtl.c (ptr_loc): New structure.
5759 (ptr_locs, ptr_loc_obstack, joined_conditions)
5760 (joined_conditions_obstack): New variables.
5761 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5762 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5763 (join_c_conditions, print_c_condition): New functions.
5764 (apply_macro_to_string): Associate the new string with the same
5765 source location as the old one.
5766 (add_condition_to_string): Use join_c_conditions.
5767 (read_string): Use set_rtx_ptr_loc to record a filename and line
5768 number for the string.
5769 (read_rtx): Initialize the new variables above.
5770 * genattrtab.c (write_test_expr, write_attr_value): Use
5772 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5773 comment above the GCC_VERSION check.
5774 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5775 Inline the definition of MAYBE_EVAL.
5776 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5777 * genoutput.c (process_template): Likewise.
5778 * genpreds.c (write_predicate_subfunction): Likewise.
5779 (write_predicate_expr): Use print_c_condition.
5780 * genrecog.c (write_cond): Likewise.
5781 * gensupport.c (process_rtx): Use join_c_conditions to join the
5782 conditions of a define_insn_and_split. Record a source location
5783 for the string after the "&&".
5784 (alter_test_for_insn): Use join_c_conditions.
5786 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5789 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5790 PR tree-optimization/15784
5791 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5794 2005-03-04 Ben Elliston <bje@au.ibm.com>
5796 * gcc.c (option_map): Add --coverage.
5797 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5798 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5799 * config/darwin.h: Pass -lgcov for `coverage'.
5800 * doc/invoke.texi (Debugging Options): Document --coverage.
5802 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5804 * gcse.c (bypass_block): Use find_edge wherever possible.
5806 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5810 * c-opts.c (c_common_parse_file): Call start_source_file
5811 and end_source_file at the approriate times.
5813 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5814 the main file, it will be done for us now.
5816 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5818 * fold-const.c (fold_ternary): New.
5819 (fold): Call fold_ternary on ternary expressions. Remove
5820 handling of ternary expressions.
5822 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5824 PR tree-optimization/15784
5825 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5828 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5830 * config/rs6000/predicates.md (branch_comparison_operator):
5831 Convert from C block to conditional format.
5833 2005-03-03 Jan Hubicka <jh@suse.cz>
5835 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5836 and non-constant public variables.
5838 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5840 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5843 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5846 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5847 calls to release_ssa_name and release_phi_node.
5849 * fold-const.c (fold): Remove handling of unary expressions.
5851 * fold-const.c (fold_unary): Avoid directly using the original
5852 expression t as much as possible.
5854 2005-03-03 Roger Sayle <roger@eyesopen.com>
5855 Andrew Pinski <pinskia@physics.uc.edu>
5857 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5858 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5860 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5862 Describe special registers SRP and MOF as allocatable registers.
5863 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5864 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5865 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5866 TARGET_HAS_MUL_INSNS.
5867 (cris_print_operand) <case 'd'>: New case.
5868 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5869 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5871 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5872 (REG_ALLOC_ORDER): Update for MOF.
5873 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5875 (GENERAL_REGS): No longer a define of ALL_REGS.
5876 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5877 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5879 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5880 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5881 (SECONDARY_RELOAD_CLASS): Define.
5882 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5883 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5884 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5885 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5886 (REGISTER_MOVE_COST): Define.
5887 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5888 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5889 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5890 (CRIS_MOF_REGNUM): New define_constants.
5891 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5893 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5895 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5896 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5897 Adjust for MOF being properly described as a register.
5898 (indir_to_reg_split): Name this split. Conditionalize on the
5899 destination register being a general register.
5900 (movei): Conditionalize on on operands 0 and 1 having the same
5903 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5906 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5907 -mcpu to override any other explicitly given flags.
5909 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5911 * recog.c (verify_changes, confirm_change_group): New functions,
5912 broken out of apply_change_group.
5913 (apply_change_group): Use them.
5914 * recog.h (verify_change, confirm_change_group): Declare.
5915 * rtl.h (redirect_jump_2): Declare.
5916 * jump.c (redirect_exp, invert_exp): Delete.
5917 (invert_exp_1): Take second parameter. Return value. Changed caller.
5918 (redirect_jump_2): New function, broken out of redirect_jump.
5919 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5920 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5921 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5923 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5925 * varasm.c (named_section): Use xstrdup rather than doing it by
5928 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5930 2005-03-02 Devang Patel <dpatel@apple.com>
5932 Undo PR tree-optimization/18815 fix.
5934 2005-03-02 Devang Patel <dpatel@apple.com>
5936 PR tree-optimization/18815
5937 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5938 loops with zero exit edges.
5940 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5942 * cfg.c (connect_src, connect_dest, disconnect_src,
5943 disconnct_dest): New.
5944 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5945 redirect_edge_pred): Use the new functions.
5947 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5948 free_dominance_info only when needed.
5950 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5953 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5954 (reg_or_sub_cint64_operand): Same.
5956 2005-03-02 Jeff Law <law@redhat.com>
5958 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5959 CFG_ALTERED in the main DOM iteration loop.
5961 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5964 * varasm.c (initializer_constant_valid_p): Allow conversions
5965 between OFFSET_TYPEs. Tidy.
5967 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5969 * config/cris/cris.md ("return"): Remove epilogue delay list
5972 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5974 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5976 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5978 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5980 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5981 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5982 config/m68k/m68k.c, config/mips/mips.h,
5983 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5984 doc/include/gcc-common.texi: Update copyright.
5986 PR middle-end/18029 and PR middle-end/18030
5987 * expr.c (optimize_bitfield_assignment_op): Add a special case
5988 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5990 * fold-const.c (fold_unary): New.
5991 (fold): Call fold_unary on unary expressions.
5993 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5995 * cgraph.h (struct cgraph_edge): Add prev_caller and
5997 (cgraph_node_remove_callees): Export.
5998 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6000 (cgraph_edge_remove_callee): New function.
6001 (cgraph_edge_remove_caller): Likewise.
6002 (cgraph_remove_edge): Use.
6003 (cgraph_redirect_edge_callee): Likewise.
6004 (cgraph_node_remove_callees): New function.
6005 (cgraph_node_remove_callers): Likewise.
6006 (cgraph_remove_node): Use.
6007 * tree-optimize.c (tree_rest_of_compilation): Use
6008 cgraph_node_remove_callees instead of manual loop.
6009 * cgraphunit.c (cgraph_finalize_function): Likewise.
6010 (cgraph_expand_function): Likewise.
6011 (cgraph_remove_unreachable_nodes): Likewise.
6013 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6016 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6018 * c-decl.c (undeclared_variable): Take location as argument.
6019 * c-typeck.c (build_external_ref): Likewise.
6020 * c-parser.c (c_parser_postfix_expression): Pass location of
6021 identifier to build_external_ref.
6023 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6025 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6026 CCEQ mode for branch_positive_comparison_operator test.
6027 * config/rs6000/predicates (branch_comparison_operator): Revert to
6029 (scc_comparison_operator): Same.
6030 (branch_positive_comparison_operator): Same.
6032 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6034 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6035 (cris_delay_slots_for_epilogue): Remove.
6036 (save_last): Move into cris_target_asm_function_epilogue.
6037 (cris_target_asm_function_epilogue): Remove tests for file being
6039 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6040 (cris_delay_slots_for_epilogue): Remove prototypes.
6041 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6042 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6044 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6046 * config/rs6000/predicates.md (branch_comparison_operator): Change
6047 to define_special_predicate.
6048 (scc_comparison_operator): Same.
6049 (branch_positive_comparison_operator): Same.
6051 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6053 * Makefile.in (tree-ssa-sink.o): New.
6054 (OBJS-common): Add tree-ssa-sink.o.
6055 * common.opt: Add -ftree-sink
6056 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6057 * timevar.def (TV_TREE_SINK): new timevar.
6058 * tree-flow.h (is_hidden_global_store): Prototype.
6059 * tree-optimize.c (init_tree_optimization_passes): Add
6061 * tree-pass.h (pass_sink_code): New.
6062 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6063 for non-obvious global store store to is_hidden_global_store, and
6064 call that new function.
6065 * tree-ssa-sink.c: New file.
6066 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6067 * doc/passes.texi: Document forward store motion.
6068 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6069 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6070 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6071 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6073 2005-03-01 Per Bothner <per@bothner.com>
6075 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6076 and we have a non-zero column-number, add it to the message.
6077 Also factor out the diagnostic_kind_text.
6079 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6081 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6082 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6083 flow_loop_scan): Removed.
6084 (flow_loop_dump): Do not dump removed fields.
6085 (flow_loop_free): Do not free removed fields.
6086 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6087 (loop_exit_edge_p): New function.
6088 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6089 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6090 num_exits, exits_doms.
6091 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6092 LOOP_EDGES, LOOP_ALL): Removed.
6093 (flow_loop_scan): Declaration removed.
6094 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6095 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6097 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6098 (if_convert): Call flow_loops_find and flow_loops_free
6099 when calling mark_loop_exit_edges.
6100 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6101 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6102 free_dominance_info calls.
6103 * loop-init.c (flow_loops_find): Ditto.
6104 * passes.c (rest_of_handle_branch_prob): Ditto.
6105 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6106 * loop-unroll.c (analyze_insns_in_loop): Do not use
6108 * predict.c (predict_loops): Do not call flow_loop_scan.
6109 Use get_loop_exit_edges.
6110 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6111 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6112 Do not use EDGE_LOOP_EXIT.
6113 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6114 to bb_with_exit_edge_p.
6115 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6116 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6117 to bb_with_exit_edge_p.
6118 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6120 * tree-loop-linear.c (linear_transform_loops): Do not call
6121 flow_loop_scan. Use loop->single_exit.
6122 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6123 (vect_analyze_loop_form): Do not call flow_loop_scan.
6124 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6126 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6128 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6129 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6130 slpeel_tree_duplicate_loop_to_edge_cfg,
6131 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6132 Use loop_preheader_edge and loop->single_exit. Do not call
6135 2005-03-01 Nick Clifton <nickc@redhat.com>
6137 * config/arm/arm.c (thumb_find_work_register): Check all of the
6138 argument registers to see if they are free, and a couple of
6139 special cases where the last argument register but can be proved
6140 to be available during the function's prologue.
6141 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6142 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6143 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6145 (thumb_compute_save_reg_mask): Likewise. Also use
6146 thumb_find_work_register() to ensure that there is agreement about
6147 which work register is going to be used in the prologue.
6148 (thumb_output_function_prologue): Use unsigned long as the type
6149 for the register bit-mask. Also delay pushing the link register if
6150 other high registers are going to be pushed.
6151 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6152 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6153 redundant prototypes.
6155 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6158 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6159 and after reload in REG+REG indexed addresses without REG_POINTER
6160 set in the base and not set in the index.
6162 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6164 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6165 Don't undefine here.
6166 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6167 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6168 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6169 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6170 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6172 * config.gcc (sh*-*-linux*): Use config/linux.h.
6174 2005-02-28 Dale Johannesen <dalej@apple.com>
6175 Stan Shebs <shebs@apple.com>
6177 Rewrite of 64-bit Darwin structure-by-value pass/return.
6178 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6179 intoffset, use_stack, named.
6180 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6181 (rs6000_darwin64_record_arg_advance_flush): New.
6182 (rs6000_darwin64_record_arg_advance_recurse): New.
6183 (rs6000_darwin64_record_arg_flush): New.
6184 (rs6000_darwin64_record_arg_recurse): New.
6185 (rs6000_darwin64_record_arg): New.
6186 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6187 (function_arg_boundary): Handle 128-bit aligned structs.
6188 (function_arg_advance): Rewrite darwin64 struct handling.
6189 (function_arg): Call rs6000_darwin64_record_arg.
6190 (function_arg_partial_nregs): Handle darwin64 structs.
6191 (rs6000_darwin64_function_value): Remove.
6192 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6194 2005-02-28 Roger Sayle <roger@eyesopen.com>
6196 PR tree-optimization/20216
6197 * tree-chrec.c (tree_fold_factorial): Delete.
6198 (tree_fold_binomial): Change argument list to take a return type
6199 and change the type of K to unsigned int. Rewrite to avoid explicit
6200 evaluation of factorials, and (recursively) calling fold to perform
6201 compile-time arithmetic. Return NULL on (internal) overflow.
6202 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6203 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6204 if any intermediate calculation overflows.
6205 (chrec_apply): Update call to chrec_evaluate.
6207 2005-02-28 James E Wilson <wilson@specifixinc.com>
6209 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6211 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6214 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6215 instead of NULL_TREE on error.
6217 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6219 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6220 (EASY_VECTOR_15_ADD_SELF): Remove.
6221 (num_insns_constant_wide): Not static.
6222 (validate_condition_mode): Not static.
6223 (toc_relative_expr_p): Not static.
6224 (legitimate_indirect_address_p): Not static.
6225 (macho_lo_sum_memory_operand): Not static.
6226 (invalid_e500_subreg): Not static.
6227 (easy_vector_same): Not static.
6228 (easy_vector_splat_const): Not static.
6229 (RS6000_SYMBOL_REF_TLS_P): Remove.
6230 (any_operand): Delete.
6231 (any_parallel_operand): Delete.
6232 (count_register_operand): Delete.
6233 (altivec_register_operand): Delete.
6234 (xer_operand): Delete.
6235 (s8bit_cint_operand): Delete.
6236 (short_cint_operand): Delete.
6237 (u_short_cint_operand): Delete.
6238 (non_short_cint_operand): Delete.
6239 (exact_log2_cint_operand): Delete.
6240 (gpc_reg_operand): Delete.
6241 (cc_reg_operand): Delete.
6242 (cc_reg_not_cr0_operand): Delete.
6243 (reg_or_short_operand): Delete.
6244 (reg_or_neg_short_operand): Delete.
6245 (reg_or_aligned_short_operand): Delete.
6246 (reg_or_u_short_operand): Delete.
6247 (reg_or_cint_operand): Delete.
6248 (reg_or_arith_cint_operand): Delete.
6249 (reg_or_add_cint64_operand): Delete.
6250 (reg_or_sub_cint64_operand): Delete.
6251 (reg_or_logical_cint_operand): Delete.
6252 (got_operand): Delete.
6253 (got_no_const_operand): Delete.
6254 (easy_fp_constant): Delete.
6255 (easy_vector_constant): Delete.
6256 (easy_vector_constant_add_self): Delete.
6257 (zero_constant): Delete.
6258 (zero_fp_constant): Delete.
6259 (volatile_mem_operand): Delete.
6260 (offsettable_mem_operand): Delete.
6261 (mem_or_easy_const_operand): Delete.
6262 (add_operand): Delete.
6263 (non_add_cint_operand): Delete.
6264 (logical_operand): Delete.
6265 (non_logical_cint_operand): Delete.
6266 (mask_operand): Delete.
6267 (mask_operand_wrap): Delete.
6268 (mask64_operand): Delete.
6269 (mask64_2_operand): Delete.
6270 (and64_operand): Delete.
6271 (and64_2_operand): Delete.
6272 (and_operand): Delete.
6273 (reg_or_mem_operand): Delete.
6274 (lwa_operand): Delete.
6275 (symbol_ref_operand): Delete.
6276 (call_operand): Delete.
6277 (current_file_function_operand): Delete.
6278 (input_operand): Delete.
6279 (rs6000_nonimmediate_operand): Delete.
6280 (rs6000_tls_symbol_ref): Delete.
6281 (save_world_operation): Delete.
6282 (restore_world_operation): Delete.
6283 (load_multiple_operation): Delete.
6284 (store_multiple_operation): Delete.
6285 (vrsave_operation): Delete.
6286 (mfcr_operation): Delete.
6287 (mtcrf_operation): Delete.
6288 (lmw_operation): Delete.
6289 (stmw_operation): Delete.
6290 (branch_comparison_operator): Delete.
6291 (branch_positive_comparison_operator): Delete.
6292 (scc_comparison_operator): Delete.
6293 (trap_comparison_operator): Delete.
6294 (boolean_operator): Delete.
6295 (boolean_or_operator): Delete.
6296 (min_max_operator): Delete.
6297 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6298 (EASY_VECTOR_15): Moved to here.
6299 (EASY_VECTOR_15_ADD_SELF): Move to here.
6300 (PREDICATE_CODES): Delete.
6301 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6302 Declare functions no longer static.
6303 * config/rs6000/predicates.md: New.
6304 * config/rs6000/rs6000.md: Include predicates.md
6306 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6308 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6309 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6311 * cfgrtl.c (need_fake_edge_p): Likewise.
6312 * combine.c (distribute_notes): Likewise.
6313 * emit-rtl.c (try_split): Likewise.
6314 * recog.c (peephole2_opimize): Likewise.
6315 * reg-notes.def (ALWAYS_RETURN): Remove.
6316 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6317 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6318 * tree.h (ECF_ALWAYS_RETURN): Remove.
6320 2005-02-28 Roger Sayle <roger@eyesopen.com>
6323 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6324 between different machine modes is never a "useless" conversion.
6326 2005-02-28 Geert Bosch <bosch@gnat.com>
6329 * doc/contrib.texi: List contributors for Ada front end
6331 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6333 * simplify-rtx.c (simplify_unary_operation_1,
6334 simplify_const_unary_operation): New, extracted from...
6335 (simplify_unary_operation): ... this one.
6336 (simplify_binary_operation_1,
6337 simplify_const_binary_operation): New, extracted from...
6338 (simplify_binary_operation): ... this one.
6339 * rtl.h (simplify_const_unary_operation,
6340 simplify_const_binary_operation): Add prototypes.
6342 2005-02-28 Julian Brown <julian@codesourcery.com>
6344 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6345 building libjava and caused PR regression/20228.
6347 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6350 * Makefile.in (host_subdir): New.
6351 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6352 * configure: Regenerate.
6354 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6356 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6357 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6358 installation directory first.
6360 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6363 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6364 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6365 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6366 * config/cris/cris.md: Tweak comments referring to Q.
6367 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6368 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6369 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6370 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6371 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6372 Insert spaces in constraints to align alternatives vertically for
6374 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6377 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6379 PR rtl-optimization/17728
6380 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6381 operand 0 from general_operand to move_dest_operand.
6383 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6385 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6386 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6387 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6388 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6390 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6392 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6393 * configure: Regenerate.
6394 * libada-mk.in: Remove CC; rename
6395 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6397 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6400 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6401 for the lhs, also walk over the tree. Likewise for rhs.
6403 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6405 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6406 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6407 Do not propagate value of iv before increment over the increment.
6409 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6411 * c-parser.c: New file.
6412 * c-parse.in: Remove.
6413 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6415 (c-parser.o): Add dependencies.
6416 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6417 maintainer-clean, TAGS): Update.
6418 * c-config-lang.in (gtfiles): Update.
6419 * gengtype-lex.l: Don't handle "@@".
6420 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6421 objc_build_synchronized, objc_begin_try_stmt,
6422 objc_begin_catch_clause, objc_finish_catch_clause,
6423 objc_build_finally_clause, objc_finish_try_stmt): New.
6424 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6426 (c_parse_init): Update comment.
6427 * c-decl.c (c_init_decl_processing): Update comment.
6428 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6429 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6430 new c_declspecs members.
6432 2005-02-25 Julian Brown <julian@codesourcery.com>
6434 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6435 from being used for symbols with vague linkage when
6436 HAVE_GAS_COMDAT_GROUP is true.
6438 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6440 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6442 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6445 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6446 (LIBGCC2_HAS_DF_MODE): New.
6447 (LIBGCC2_HAS_XF_MODE): New.
6448 (LIBGCC2_HAS_TF_MODE): New.
6449 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6450 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6451 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6452 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6453 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6454 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6455 and add _fixtfdi, _fixunstfdi, _floatditf
6456 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6457 L_fixunstfdi, L_floatditf.
6458 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6459 (LIBGCC2_HAS_TF_MODE): Define.
6461 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6463 PR tree-optimization/20204
6464 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6465 REWRITE_THIS_STMT markers on PHI nodes.
6466 (rewrite_initialize_block): Likewise.
6468 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6470 * version.c (version_string): Update to 4.1.
6472 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6474 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6475 Clarify that the alternative way doesn't work in GNU C++.
6477 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6479 PR tree-optimization/19937
6480 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6481 to the type of the induction variable.
6483 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6485 PR rtl-optimization/20117
6486 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6487 the block including noncopyable insn.
6489 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6491 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6492 calls to find_reg_note.
6494 2005-02-24 Richard Henderson <rth@redhat.com>
6497 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6500 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6502 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6503 vector types if to use base reg for misaligned non-word ld/std.
6505 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6508 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6509 dwarf2 label manually and put it after, not before the prologue.
6511 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6514 * reload.c (operands_match_p): Only increment register number for
6515 SCALAR_INT_MODE_P modes in multiple hard registers.
6517 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6520 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6522 * ChangeLog.5: Fix log message typo(s).
6523 * ChangeLog.7: Likewise.
6524 * ChangeLog.tree-ssa: Likewise.
6525 * cfgexpand.c: Fix comment typo(s).
6526 * conflict.c: Likewise.
6527 * defaults.h: Likewise.
6528 * dwarf2out.c: Likewise.
6530 * ggc-page.c: Likewise.
6531 * tree-eh.c: Likewise.
6532 * tree-ssa-dom.c: Likewise.
6534 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6537 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6538 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6539 if SHARED is defined.
6542 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6543 allow splitting only if operands 0 and 3 don't overlap.
6545 2005-02-24 Richard Henderson <rth@redhat.com>
6548 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6549 (fold_builtin_1): Call them.
6550 * fold-const.c (fold_complex_mult_parts): Split out from ...
6551 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6552 (fold_complex_div_parts, fold_complex_div): New.
6554 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6556 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6558 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6559 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6561 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6562 (print_node): Likewise.
6563 Print TYPE_SIZES_GIMPLIFIED.
6565 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6567 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6568 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6569 operands as commutative in constraints.
6571 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6573 * tree-into-ssa.c: Re-organize internal functions.
6575 2005-02-24 Richard Henderson <rth@redhat.com>
6578 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6580 * common.opt (fcx-limited-range): New.
6581 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6582 * toplev.c (flag_complex_method): Initialize to 1.
6583 (process_options): Set flag_complex_method to 0 if
6584 flag_cx_limited_range.
6585 * doc/invoke.texi (-fcx-limited-range): New.
6587 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6589 * cse.c (delete_trivially_dead_insns): Speed up by using
6590 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6593 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6595 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6596 functions when -mid-shared-library is being used.
6598 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6600 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6601 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6602 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6603 * system.h: Poison LINK_LIBGCC_SPECIAL.
6605 2005-02-23 James E Wilson <wilson@specifixinc.com>
6607 * gengtype.c (note_insn_name): Make 1 element larger.
6609 2005-02-23 Roger Sayle <roger@eyesopen.com>
6612 PR rtl-optimization/20097
6613 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6614 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6616 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6618 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6619 * t-aix52 (SHLIB_INSTALL): Same.
6621 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6623 * genpreds.c: Update copyright.
6625 2005-02-23 Michael Beach <michaelb@ieee.org>
6628 * config/sparc/t-elf (startup files): Assemble with CPP.
6630 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6632 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6633 (write_predicate_expr): Likewise.
6635 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6637 PR tree-optimization/20100
6638 PR tree-optimization/20115
6639 * tree-optimize.c (init_tree_optimization_passes): Remove
6640 pass_maybe_create_global_var.
6641 * tree-pass.h (pass_maybe_create_global_var): Remove.
6642 * tree-ssa-alias.c (aliases_computed_p): Declare.
6643 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6644 (count_calls_and_maybe_create_global_var): Remove.
6645 (pass_maybe_create_global_var): Remove.
6646 (init_alias_info): Do not declare aliases_computed_p.
6647 (maybe_create_global_var): If the function contains no
6648 call-clobbered variables and a mix of pure/const and regular
6649 function calls, create .GLOBAL_VAR.
6650 Mark all call-clobbered variables for renaming.
6651 (merge_pointed_to_info): Update comment.
6652 (add_pointed_to_var): Likewise.
6653 (is_escape_site): Likewise.
6654 Accept struct alias_info * instead of size_t *.
6656 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6658 * tree-ssa-operands.c (get_call_expr_operands): If
6659 ALIASES_COMPUTED_P is false, do not add call-clobbering
6661 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6662 (delete_tree_ssa): Likewise.
6664 2005-02-22 James E Wilson <wilson@specifixinc.com>
6666 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6667 (do_compile): Do call it here.
6669 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6671 PR rtl-optimization/20017.
6672 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6673 rest_of_handle_cse2, rest_of_handle_gcse): Call
6674 delete_dead_jumptables immediately before calling cleanup_cfg.
6676 2005-02-22 Devang Patel <dpatel@apple.com>
6679 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6682 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6684 * config/rs6000/aix.h (WINT_TYPE): Define.
6686 2005-02-22 Stan Shebs <shebs@apple.com>
6688 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6689 natural alignment for 64-bit Darwin.
6690 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6692 * doc/invoke.texi: Document this.
6694 2005-02-22 DJ Delorie <dj@redhat.com>
6696 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6697 to make_[un]signed_type, not the mode itself.
6699 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6701 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6702 not available. Use tail calls wherever possible.
6703 (make_edge): Call unchecked_make_edge to create an edge.
6705 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6706 (coalesce_ssa_name): Don't check for
6707 SSANORM_USE_COALESCE_LIST.
6708 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6710 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6712 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6713 (rewrite_into_ssa): ... here.
6715 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6717 PR tree-optimization/19786
6718 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6719 tag to another's may-alias bitmap when adding to the other's list.
6721 2005-02-21 DJ Delorie <dj@redhat.com>
6723 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6724 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6725 registers in unsupported ways.
6726 * expmed.c (init_expmed): Likewise.
6728 2005-02-21 Stan Cox <scox@redhat.com>
6730 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6732 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6734 * tree-cfg.c (fold_cond_expr_cond): New.
6735 (make_edges): Call fold_cond_expr_cond.
6736 (find_taken_edge): Accept nothing but INTEGER_CST.
6737 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6739 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6741 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6742 that do not belong to any basic block.
6744 2005-02-21 Jeff Law <law@redhat.com>
6746 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6749 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6751 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6752 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6753 Adjust their definitions.
6754 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6755 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6757 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6758 genautomata.c, langhooks.c, langhooks.h, system.h,
6759 config/arm/lib1funcs.asm: Update copyright.
6761 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6763 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6765 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6768 * doc/install.texi: Document --with-gc.
6770 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6772 * simplify-rtx.c (simplify_unary_operation): Add a missing
6775 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6777 PR tree-optimization/18663
6778 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6779 if the type has variable bounds.
6781 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6783 * gcse.c: Remove an obsolete comment.
6785 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6787 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6789 * doc/extend.texi (Function Attributes) <Attribute const>: The
6790 attribute "pure" is below this text, not above.
6792 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6794 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6795 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6796 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6798 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6801 * langhooks.h (struct lang_hooks): Add to_target_charset.
6802 * langhooks.c (lhd_to_target_charset): New function.
6803 * langhooks-def.h: Declare lhd_to_target_charset.
6804 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6805 (LANG_HOOKS_INITIALIZER): Update.
6806 * c-common.c (c_common_to_target_charset): New function.
6807 * c-common.h: Declare it.
6808 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6809 c_common_to_target_charset.
6811 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6812 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6814 * system.h: Poison them.
6815 * doc/tm.texi: Don't discuss them.
6816 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6817 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6818 (pp_c_char): Do not attempt to generate letter escapes for
6820 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6821 * config/mips/mips.c (mips_output_ascii): Likewise.
6823 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6825 PR tree-optimization/19951
6826 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6829 2005-02-19 Steven Bosscher <stevenb@suse.de>
6832 * function.h (struct function): New field `max_loop_depth'.
6833 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6834 (flow_loops_find): Reset the max loop depth count before finding loops.
6835 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6836 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6837 (calculate_global_regs_live): Make sure the loop will terminate
6838 when the initial sets are not empty.
6840 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6842 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6844 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6846 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6849 * doc/invoke.texi: Remove documentation of %M spec.
6851 (init_spec): Remove %M suffix from -lgcc_s.
6852 (do_spec_1): Remove 'M' case.
6853 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6854 to put shared libraries in the multilib directory. Remove the
6855 shlib_so_soname substitution variable. Don't add a multilib encoding
6856 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6857 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6858 SHLIB_INSTALL as well as SHLIB_LINK.
6859 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6860 (SHLIB_NAME): Delete.
6861 (SHLIB_DIR): New macro.
6862 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6863 (SHLIB_INSTALL): Adjust accordingly.
6864 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6865 * config/t-slibgcc-sld: Likewise.
6866 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6867 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6868 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6870 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6871 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6872 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6873 Use @shlib_base_name@ instead of @shlib_so_name@.
6874 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6875 and @shlib_base_name@.so in @multilib_dir@.
6876 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6877 to the install path.
6878 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6879 (SHLIB_LINK): Remove previous workaround.
6880 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6881 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6882 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6884 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6885 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6886 (SHLIB_INSTALL): Adjust accordingly.
6887 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6888 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6889 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6890 config/t-slibgcc-elf-ver.
6892 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6893 Jakub Jelinek <jakub@redhat.com>
6895 PR tree-optimization/19828
6896 * tree-ssa-loop-im.c: Add a TODO comment.
6897 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6898 without side-effects.
6900 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6902 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6905 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6907 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6908 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6909 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6911 (ia64_reorg): Delete fixup_errata call.
6912 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6913 (TARGET_SWITCHES): Delete -mb-step entry.
6915 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6918 * c-typeck.c (composite_type): Handle quals in transparent unions.
6919 (type_lists_compatible_p): Likewise.
6921 2005-02-18 Stan Shebs <shebs@apple.com>
6923 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6924 expressions in the .literal8 section.
6926 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6928 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6930 2005-02-18 Roger Sayle <roger@eyesopen.com>
6932 * fold-const.c (constant_boolean_node): Always create values of the
6933 specified type, don't bother calling truthvalue_conversion.
6935 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6937 * except.c (output_function_exception_table): Call
6938 assemble_external_libcall (eh_personality_libfunc).
6940 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6943 * config/ia64/ia64.h (struct machine_function): Add state_num.
6944 * config/ia64/ia64.c (process_epilogue,
6945 process_for_unwind_directive): Use new unwind state numbers each
6946 time rather than state 1.
6948 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6951 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6952 before the "*llgt_didi" pattern.
6954 2005-02-18 Jason Merrill <jason@redhat.com>
6956 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6958 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6960 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6961 (div0): Use it in place of ARM_FUNC_ALIAS.
6962 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6964 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6967 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6968 access, the lower bound of the array type if it exists.
6970 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6973 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6974 cases that are out-of-range for the index type.
6976 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6978 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6979 (estimate_case_costs): Don't call convert.
6980 * expmed.c (expand_shift): Likewise.
6981 (make_tree): Call fold_convert instead of convert.
6983 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6986 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6987 that ref to be marked MEM_READONLY_P doesn't have base that needs
6990 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6992 * genautomata.c (output_get_cpu_unit_code_func,
6993 output_cpu_unit_reservation_p): Don't generate old-style function
6996 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6999 PR tree-optimization/20009
7000 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7002 PR tree-optimization/18947
7003 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7004 inline, remove all nodes that are inlined into the extern inline
7007 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7009 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7010 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7011 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7012 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7015 2005-02-17 Roger Sayle <roger@eyesopen.com>
7017 PR tree-optimization/19917
7018 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7019 to be potentially trapping.
7021 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7023 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7025 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7027 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7028 tem becomes a local variable which is set to the value of the
7029 back end defined INITIAL_FRAME_ADDRESS macro.
7030 (expand_builtin_frame_address): Omit the base parameter to
7031 expand_builtin_return_addr.
7032 (expand_builtin_profile_func): Likewise.
7033 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7034 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7035 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7037 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7039 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7040 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7041 * config/frv/frv.c (frv_function_epilogue): Likewise.
7043 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7045 * lambda-code (perfect_nestify): Remove mark/unmark
7047 * tree-loop-linear.c (linear_transform_loops): Add
7048 rewrite_into_ssa call so that ssa is correct for
7049 rewriting into loop closed.
7051 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7053 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7054 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7056 * bt-load.c (btr_def_live_range, combine_btr_defs,
7057 migrate_btr_def, migrate_btr_defs): Likewise.
7058 * cfgcleanup.c (thread_jump): Likewise.
7059 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7060 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7061 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7062 df_rd_local_compute, df_reg_info_compute): Likewise.
7063 * dominance.c (init_dom_info, free_dom_info): Likewise.
7064 * flow.c (init_propagate_block_info,
7065 free_propagate_block_info): Likewise.
7066 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7067 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7068 modify_reg_pav): Likewise.
7069 * loop-invariant.c (find_defs, find_invariant_insn,
7070 find_invariants, free_inv_motion_data): Likewise.
7071 * predict.c (tree_predict_by_opcode,
7072 estimate_bb_frequencies): Likewise.
7073 * stmt.c (expand_case): Likewise.
7074 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7075 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7076 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7077 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7078 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7079 rewrite_ssa_into_ssa): Likewise.
7080 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7081 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7082 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7083 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7084 * tree-sra.c (tree_sra): Likewise.
7085 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7086 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7087 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7088 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7089 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7090 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7092 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7093 calculate_live_on_entry, calculate_live_on_exit,
7094 build_tree_conflict_graph): Likewise.
7095 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7096 record_important_candidates, set_use_iv_cost, find_depends,
7097 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7098 tree_ssa_iv_optimize_finalize): Likewise.
7099 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7100 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7101 tree_duplicate_loop_to_header_edge): Likewise.
7102 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7103 * tree-ssa.c (verify_flow_insensitive_alias_info,
7104 verify_name_tags, verify_ssa, init_tree_ssa,
7105 delete_tree_ssa): Likewise.
7106 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7107 fini_ssanames): Likewise.
7108 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7110 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7112 * config/rs6000/t-rtems: Completely reworked.
7114 2005-02-17 Ira Rosen <irar@il.ibm.com>
7116 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7118 2005-02-17 Ira Rosen <irar@il.ibm.com>
7120 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7121 POINTER_TYPE_P when checking that type is a pointer.
7122 (vect_get_memtag): Remove.
7123 (vect_address_analysis): Use POINTER_TYPE_P. Call
7124 vect_object_analysis with dummy parameter for memtag.
7125 (vect_object_analysis): Extract memtag (functionality that
7126 used to be in vect_get_memtag and moved here). Fix printings.
7127 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7128 with correct parameters. Remove call to vect_get_memtag.
7130 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7132 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7133 (tree-vectorizer.o): Added missing dependencies.
7135 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7137 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7138 declaration in tree-vectorizer.c, now has an extern declaration in
7140 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7141 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7142 get_vectype_for_scalar_type, vect_is_simple_use,
7143 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7144 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7145 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7146 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7147 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7148 find_loop_location): Likewise.
7150 * tree-vectorizer.c (langhooks.h): #include removed.
7151 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7152 moved to tree-vectorized.h.
7153 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7154 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7155 get_vectype_for_scalar_type, vect_is_simple_use,
7156 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7157 vect_supportable_dr_alignment, new_loop_vec_info,
7158 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7159 vect_set_verbosity_level, find_loop_location): Likewise.
7161 (vect_analyze_loop): Function externalized. Declaration moved to
7162 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7163 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7164 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7165 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7166 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7167 vect_enhance_data_refs_alignment, vect_analyze_operations,
7168 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7169 vect_stmt_relevant_p, vect_get_loop_niters,
7170 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7171 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7172 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7173 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7174 vect_get_memtag): Likewise.
7176 (vectorizable_load): Function externalized. Declaration moved to
7177 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7178 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7179 vect_transform_loop): Likewise.
7180 (vect_transform_stmt): Moved to tree-vect-transform.c.
7181 (vect_align_data_ref, vect_create_destination_var,
7182 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7183 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7184 vect_get_vec_def_for_operand, vect_init_vector,
7185 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7186 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7187 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7188 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7189 vect_do_peeling_for_loop_bound): Likewise.
7191 * tree-vect-analyze.c: New file.
7192 * tree-vect-transform.c: New file.
7194 2005-02-17 Jason Merrill <jason@redhat.com>
7196 PR mudflap/19319, c++/19317
7197 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7200 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7202 * doc/install.texi (Specific): Update link for Darwin-specific
7205 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7207 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7208 constant_boolean_node.
7210 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7213 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7214 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7216 2005-02-16 Richard Henderson <rth@redhat.com>
7219 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7221 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7222 replace uses with Wtype_MAXp1_F.
7223 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7224 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7225 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7226 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7227 and HAVE_TFMODE as appropriate.
7228 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7229 (__floatdisf): Likewise.
7230 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7231 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7232 (Wtype_MAXp1_F): New.
7233 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7234 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7236 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7239 * arm.c (arm_apply_result_size): New function.
7240 * arm.h (APPLY_RESULT_SIZE): Define.
7241 * arm-protos.h (arm_apply_result_size): Add prototype.
7242 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7243 (movxf): New expand.
7244 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7245 (call_value_symbol): Remove predicate for operand 0.
7246 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7247 (untyped_call): Rework to correclty return values for any type.
7248 (untyped_return): New expand.
7249 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7251 2005-02-16 Stan Shebs <shebs@apple.com>
7253 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7254 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7256 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7258 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7259 configure settings on Solaris 7 and later.
7261 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7263 PR tree-optimization/19865
7264 * tree-optimize.c (init_tree_optimization_passes): Run
7265 pass_may_alias after pass_sra.
7267 2005-02-16 Richard Henderson <rth@redhat.com>
7268 Stuart Hastings <stuart@apple.com>
7271 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7272 Do nothing if debug info suppressed for this function.
7273 (dbxout_begin_function): Early exit if debug info suppressed for
7276 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7279 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7281 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7283 PR tree-optimization/19967
7284 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7285 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7286 argument TYPE. Adjust calls to fold_builtin_XXX.
7287 (expand_builtin, fold_builtin_1): Adjust calls to
7289 (fold_builtin_strchr, fold_builtin_strpbrk,
7290 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7291 result to a requested type TYPE.
7293 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7296 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7297 (T)x & (T)cst if (T)cst overflows.
7298 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7299 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7301 2005-02-15 Jeff Law <law@redhat.com>
7303 * gcse.c (blocks_with_calls): New bitmap.
7304 (alloc_gcse_mem): Allocate it.
7305 (free_gcse_mem): Free it.
7306 (clear_modifY_mem_tables): Clear it.
7307 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7308 when we encounter CALL_INSNs.
7309 (compute_transp, case MEM): Handle blocks with calls separate
7310 from blocks without calls. Use bitmap iterators rather than
7313 2005-02-15 Peter O'Gorman <peter@pogma.com>
7316 * mklibgcc.in (vis_hide): Use a temporary object file, not
7319 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7322 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7323 access optimization.
7325 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7326 Alan Modra <amodra@bigpond.net.au>
7329 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7330 (_xlqsub): Rename to __gcc_qsub.
7331 (_xlqmul): Rename to __gcc_qmul.
7332 (_xlqdiv): Rename to __gcc_qdiv.
7333 Provide versioned symbol aliases with old names.
7334 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7335 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7336 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7337 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7338 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7340 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7342 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7343 Fold ~(A - 1) and ~(A + -1) to -A.
7345 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7349 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7350 config/pa/pa-host.c:pa_gt_pch_use_address.
7352 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7354 * tree-vn.c (get_value_handle): Make sure that given an
7355 is_gimple_min_invariant expression, we always return it.
7357 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7359 * passes.c (rest_of_handle_gcse): Fix a comment.
7361 2005-02-15 Jeff Law <law@redhat.com>
7363 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7365 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7366 (canon_list_insert, record_last_mem_set_info): Similarly.
7367 (clear_modify_mem_tables): Similarly.
7369 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7371 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7372 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7373 config/mips/mips.md, config/rs6000/aix.h,
7374 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7376 2005-02-15 Richard Henderson <rth@redhat.com>
7378 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7379 call to be best_edge.
7381 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7383 * basic-block.h: Adjust the prototype for find_basic_blocks.
7384 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7385 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7388 * flow.c (recompute_reg_usage): Remove all arguments.
7389 * passes.c (rest_of_compilation): Adjust the call to
7390 recompute_reg_usage.
7391 * rtl.h: Adjust the prototype for recompute_reg_usage.
7393 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7395 * tree-dump.c (dump_files): Update to reflect new member
7397 (dump_register): Add new argument.
7399 (dump_switch_p_1): Check against glob name if doglob was passed.
7400 (dump_switch_p): Check against regular first, then glob if
7401 we didn't have any hits on the dump name.
7402 * tree-optimize.c (register_one_dump_file):
7403 Pass in glob name as well.
7404 * tree-pass.h (struct dump_file_info): Add glob
7407 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7409 PR preprocessor/16323
7410 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7412 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7415 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7416 (trunctfdf2_internal1): New.
7417 (trunctfdf2_internal2): Renamed from trunctfdf2.
7419 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7421 PR tree-optimization/19853
7422 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7424 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7426 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7427 delete_dead_jumptables and cleanup_cfg.
7429 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7431 * reload.c (find_reloads): Swap address_reloaded flags when
7432 swapping commutative operands.
7434 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7436 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7437 Use standard_iv_increment_position for computing the bsi position
7439 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7442 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7445 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7446 life range of hard registers.
7447 * value-prof.c (insn_prefetch_values_to_profile): Only
7450 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7451 profile in libcalls.
7453 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7455 * bitmap.h (bitmap_and_compl_into): Return bool.
7456 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7458 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7460 PR tree-optimization/19944
7461 * fold-const.c (fold): Re-add ABS_EXPR folding.
7463 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7466 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7467 {TARGET,MASK}_XL_COMPAT.
7468 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7470 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7471 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7473 (rs6000_arg_partial_bytes): Same.
7474 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7475 and XL compatibility enabled.
7476 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7477 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7478 test to final condition.
7479 (cmptf_internal2): New.
7480 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7481 xl-compat. Add TFmode information to description.
7483 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7485 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7487 2005-02-13 Jason Merrill <jason@redhat.com>
7490 * fold-const.c (fold_indirect_ref_1): Split out from...
7491 (build_fold_indirect_ref): Here.
7492 (fold_indirect_ref): New fn.
7493 * tree.h: Declare it.
7494 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7495 (gimplify_modify_expr_rhs): Likewise.
7496 (gimplify_expr): Likewise.
7498 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7500 PR tree-optimization/14303
7501 PR tree-optimization/15784
7502 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7503 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7504 ABS_EXPR<x> != 0 to x != 0.
7506 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7508 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7509 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7510 spelling conventions.
7512 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7513 delete_trivially_dead_insns too many times.
7515 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7518 2005-02-12 Ira Rosen <irar@il.ibm.com>
7520 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7521 (vect_is_simple_iv_evolution): Remove redundant parameter
7523 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7524 without last parameter.
7525 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7526 Return pointer step. Call vect_is_simple_iv_evolution without
7527 last parameter. Check only that the step is multiple of size
7528 type. Remove stmt_vinfo updates.
7529 (vect_get_memtag_and_dr): Remove.
7530 (vect_get_memtag): New function.
7531 (vect_address_analysis): New function.
7532 (vect_object_analysis): New function.
7533 (vect_analyze_data_refs): Call vect_object_analysis and
7534 vect_get_memtag. Update stmt_vinfo fields.
7536 2005-02-12 Ira Rosen <irar@il.ibm.com>
7538 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7539 exist and are objects. Remove checks for pointer.
7540 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7541 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7542 (vect_create_data_ref_ptr): Likewise.
7543 (vect_base_addr_differ_p): New function.
7544 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7545 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7546 Don't set the DR_BASE_NAME field of data-ref.
7547 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7549 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7551 * optabs.h (enum optab_index): Add new OTI_ldexp.
7552 (ldexp_optab): Define corresponding macro.
7553 * optabs.c (init_optabs): Initialize ldexp_optab.
7554 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7556 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7558 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7559 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7561 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7562 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7565 2005-02-12 Ira Rosen <irar@il.ibm.com>
7567 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7569 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7571 (vect_get_base_and_offset): Always return an address.
7572 (vect_create_addr_base_for_vector_ref): Remove treatment for
7573 different data reference types.
7574 (vect_compute_data_ref_alignment): Rename base to base_address in
7575 stmt_vec_info. Get the object in order to force its alignment.
7576 (vect_get_memtag_and_dr): Rename base to base_address in
7577 stmt_vec_info. Extract the object for memtag analysis.
7579 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7581 PR regression/19898.
7582 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7583 changes cc_status, use apply modified_in_p to part of cc_status
7584 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7587 2005-02-11 Richard Henderson <rth@redhat.com>
7589 * tree-complex.c (expand_complex_libcall): New.
7590 (expand_complex_multiplication): Use it for c99 compliance.
7591 (expand_complex_division): Likewise.
7592 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7594 * builtins.c (built_in_names): Remove const.
7595 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7597 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7598 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7599 (built_in_names): Remove const.
7600 * c-common.c (c_common_type_for_mode): Handle complex modes.
7601 * flags.h, toplev.c (flag_complex_method): Rename from
7602 flag_complex_divide_method.
7603 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7604 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7605 * libgcc2.h: Declare them.
7606 * libgcc-std.ver: Export them.
7607 * mklibgcc.in (lib2funcs): Build them.
7609 2005-02-11 Steven Bosscher <stevenb@suse.de>
7611 PR tree-optimization/19876
7612 Partially revert my change from 2005-01-14
7613 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7614 (compute_antic): ...and remove the loop here.
7616 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7619 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7620 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7622 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7623 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7625 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7627 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7628 offsets for the big-endian 32-bit case.
7630 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7632 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7634 2005-02-11 Dale Johannesen <dalej@apple.com>
7636 * cselib.c (cselib_process_insn): Clear out regs where
7637 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7638 * reload.c (find_equiv_reg): Ditto.
7640 2005-02-11 Ian Lance Taylor <ian@airs.com>
7642 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7645 * tree.c (build_function_type_list): Work correctly if there are
7648 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7650 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7651 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7652 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7653 TARGET_ZARCH instead of TARGET_64BIT.
7655 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7657 * config/rs6000/t-rtems:
7658 (MULTILIB_OPTIONS): Remove mcpu=602.
7659 (MUTLILIB_DIRNAMES): Remove m602.
7660 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7661 Let mcpu=602 match mcpu=603.
7662 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7664 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7666 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7669 2005-02-10 David Daney <ddaney@avtrex.com>
7671 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7672 * config/i386/linux-unwind.h: Likewise.
7673 * config/ia64/linux-unwind.h: Likewise.
7674 * config/mips/linux-unwind.h: Likewise.
7675 * config/pa/linux-unwind.h: Likewise.
7676 * config/rs6000/linux-unwind.h: Likewise.
7677 * config/s390/linux-unwind.h: Likewise.
7678 * config/sh/linux-unwind.h: Likewise.
7679 * config/sparc/linux-unwind.h: Likewise.
7681 2005-02-10 Steven Bosscher <stevenb@suse.de>
7683 PR tree-optimization/17549
7684 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7685 TER to replace a DEF with its expression if the DEF and the
7686 rhs of the expression we replace into have the same root
7689 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7691 * config/mips/mips.md: Fix the placement of the match_scratch in the
7694 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7696 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7699 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7701 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7702 (strip_offset): Handle addresses.
7703 (add_address_candidates): Use strip_offset.
7704 (difference_cost): Reflect strip_offset change.
7705 (force_var_cost, difference_cost): Strip nops.
7707 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7709 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7711 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7712 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7713 config/cris/cris-protos.h, config/cris/cris.c: Update
7716 2005-02-10 Jeff Law <law@redhat.com>
7718 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7719 (lookup_avail_expr): Similarly.
7721 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7723 * builtins.c (fold_builtin_powi): New function.
7724 (fold_builtin_1): Call it.
7726 2005-02-10 Steven Bosscher <stevenb@suse.de>
7728 PR documentation/19309
7729 * doc/cpp.texi: The __GNUC__ and related predefined macros
7730 are also defined for the "standalone" cpp.
7731 Some non-GCC compilers may also define __GNUC__.
7733 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7736 * c-typeck.c (common_type): New routine. Old common_type renamed
7738 (c_common_type): ...this.
7739 (build_conditional_expr, build_binary_op): Use c_common_type instead
7742 2005-02-10 Steven Bosscher <stevenb@suse.de>
7744 * doc/md.texi: Replace @samp{length} with @code{length}.
7746 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7748 PR tree-optimization/18687
7749 * tree-flow.h (find_loop_niter): Declare.
7750 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7751 Try using scev even for loops with more than one exit.
7752 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7753 (struct ivopts_data): Added niters field.
7754 (struct nfe_cache_elt): New.
7755 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7757 (tree_ssa_iv_optimize_init): Initialize niters cache.
7758 (determine_number_of_iterations): Removed.
7759 (find_induction_variables): Do not call determine_number_of_iterations.
7760 Access niters for single exit through niter_for_single_dom_exit.
7761 (add_iv_outer_candidates): Access niters for single exit through
7762 niter_for_single_dom_exit.
7763 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7764 number_of_iterations_cond.
7765 (iv_period): New function.
7766 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7767 (may_replace_final_value): Take data argument. Use
7768 niter_for_single_dom_exit.
7769 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7770 (rewrite_use_compare): Pass data to may_eliminate_iv.
7771 (rewrite_use_outer): Pass data to may_replace_final_value.
7772 (free_loop_data): Clean up the niters cache.
7773 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7774 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7775 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7776 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7777 (num_ending_zeros): Moved to tree.c.
7778 * tree.h (num_ending_zeros): Declare.
7779 * tree.c (num_ending_zeros): Moved from tree.c.
7781 2005-02-09 Richard Henderson <rth@redhat.com>
7783 * builtins.c (DEF_BUILTIN): Add COND argument.
7784 * tree.h (DEF_BUILTIN): Likewise.
7785 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7786 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7788 (DEF_BUILTIN_STUB): New.
7789 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7790 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7791 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7792 * c-common.c (DEF_BUILTIN): Add COND argument.
7793 * tree.c (local_define_builtin): New.
7794 (build_common_builtin_nodes): New.
7796 2005-02-09 Roger Sayle <roger@eyesopen.com>
7798 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7799 floating point expression ignoring the sign of the result.
7800 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7801 (fold) <MULT_EXPR>: Use it to simplify x*x.
7802 * tree.h (fold_strip_sign_ops): Prototype here.
7803 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7804 argument. Use fold_strip_sign_ops to simplify the first argument.
7805 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7806 first argument when the second argument is an even integer
7807 constant, but only with -funsafe_math_optimizations.
7808 (fold_builtin_1): Update call to fold_builtin_copysign.
7810 2005-02-09 Ian Lance Taylor <ian@airs.com>
7813 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7814 just check whether EH_FILTER_FAILURE falls through.
7816 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7818 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7819 insns return to ready list in the next turn.
7821 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7824 * builtins.def: New __builtin_powi[lf].
7825 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7826 (expand_builtin_powi): New function.
7827 (expand_builtin): Dispatch to expand_builtin_powi.
7828 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7829 * libgcc2.c: Add __builtin_powi[lf] implementation.
7830 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7831 * optabs.h: Add powi_optab.
7832 * optabs.c (init_optabs): Initialize powi_optab.
7833 * doc/extend.texi: Document __builtin_powi[lf].
7835 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7837 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7840 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7843 * fold-const.c (try_move_mult_to_index): Remove redundant
7844 type argument. Create ADDR_EXPR with correct type.
7845 (fold): Update callers of try_move_mult_to_index. Convert
7846 result to the appropriate type.
7848 2005-02-09 Roger Sayle <roger@eyesopen.com>
7851 * config/avr/avr.c (default_rtx_costs): Delete.
7852 (avr_operand_rtx_cost): New function.
7853 (avr_rtx_costs): Completely rewrite.
7855 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7858 * config/cris/cris.c (in_code): New variable.
7859 (cris_output_addr_const): Now a static function, a wrapper for
7861 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7862 case from old cris_output_addr_const.
7863 (cris_asm_output_label_ref): Similar for LABEL_REF.
7864 (cris_output_addr_const_extra): Similar for UNSPEC.
7865 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7866 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7867 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7869 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7870 (cris_asm_output_label_ref): Declare.
7872 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7874 PR preprocessor/19801
7875 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7876 filenames that changed when libcpp was moved to the toplevel.
7878 2005-02-07 Roger Sayle <roger@eyesopen.com>
7880 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7881 zero extensions of BImode operands. Call lowpart_subreg instead
7882 of gen_lowpart_common and gen_lowpart_SUBREG.
7884 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7887 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7888 * configure.ac: Set cc_for_cross_gnattools.
7889 * configure: Regenerate.
7891 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7894 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7896 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7899 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7900 of nested functions.
7902 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7904 * doc/extend.texi: Document deprecated extensions allowing
7905 static floating-point members to have initializers and allowing
7906 floating-point literals in integral constant expressions.
7908 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7910 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7911 config/darwin7.h, config/mips/mips.c,
7912 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7915 * cse.c: Update comments.
7917 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7920 * builtins.c (fold_builtin_sqrt): Transform
7921 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7924 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7925 Dorit Naishlos <dorit@il.ibm.com>
7927 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7928 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7929 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7931 * tree.h (vect_set_verbosity_level): New extern function declaration
7933 * tree-vectorizer.h (verbosity_levels): New enum type.
7934 * tree-vectorizer.c (vect_debug_stats): Function removed.
7935 (vect_debug_details): Likewise.
7936 (vect_verbosity_level): Global variable was defined and initialized.
7937 (vect_dump): Global variable definition.
7938 (vect_print_dump_info): New function.
7939 (vect_set_dump_settings): New function.
7940 (vect_set_verbosity_level): New function.
7941 (vectorize_loops): Add call to vect_set_dump_settings.
7943 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7944 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7945 (slpeel_tree_peel_loop_to_edge): Likewise.
7947 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7948 appropriate verbosity level instead of call to vect_debug_details
7949 or vect_debug_stats.
7950 (vect_get_base_and_offset):
7951 (vect_create_addr_base_for_vector_ref):
7952 (get_vectype_for_scalar_type):
7953 (vect_create_data_ref_ptr):
7955 (vect_get_vec_def_for_operand):
7956 (vect_finish_stmt_generation):
7957 (vectorizable_assignment):
7958 (vectorizable_operation):
7959 (vectorizable_store):
7960 (vectorizable_load):
7961 (vect_transform_stmt):
7962 (vect_update_ivs_after_vectorizer):
7963 (vect_do_peeling_for_loop_bound):
7964 (vect_update_inits_of_drs):
7965 (vect_do_peeling_for_alignment):
7966 (vect_transform_loop):
7967 (vect_is_simple_use):
7968 (vect_analyze_operations):
7969 (vect_is_simple_iv_evolution):
7970 (vect_analyze_scalar_cycles):
7971 (vect_analyze_data_ref_dependence):
7972 (vect_analyze_data_ref_dependences):
7973 (vect_compute_data_ref_alignment):
7974 (vect_enhance_data_refs_alignment):
7975 (vect_analyze_data_refs_alignment):
7976 (vect_analyze_data_ref_access):
7977 (vect_analyze_data_ref_accesses):
7978 (vect_analyze_pointer_ref_access):
7979 (vect_get_memtag_and_dr):
7980 (vect_analyze_data_refs):
7981 (vect_mark_relevant):
7982 (vect_stmt_relevant_p):
7983 (vect_mark_stmts_to_be_vectorized):
7984 (vect_can_advance_ivs_p):
7985 (vect_get_loop_niters):
7986 (vect_analyze_loop_form):
7987 (vect_analyze_loop):
7988 (vectorize_loops): Likewise.
7990 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7991 (vect_update_inits_of_drs):
7992 (vect_do_peeling_for_alignment):
7993 (vect_transform_loop):
7994 (vect_analyze_operations):
7995 (vect_analyze_scalar_cycles):
7996 (vect_analyze_data_ref_dependences):
7997 (vect_analyze_data_refs_alignment):
7998 (vect_analyze_data_ref_accesses):
7999 (vect_analyze_data_refs):
8000 (vect_mark_stmts_to_be_vectorized):
8001 (vect_get_loop_niters):
8002 (vect_analyze_loop_form):
8003 (vect_analyze_loop): Likewise.
8004 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8006 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8010 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8011 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8012 either -ffast-math or -funsafe-math-optimizations is in use.
8014 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8015 * config/mips/irix-csr.c: New file.
8016 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8017 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8018 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8021 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8023 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8024 redundant, incorrect definitions.
8026 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8028 ("*tls_indirect_call"): New, reference hard regs directly.
8029 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8031 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8033 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8034 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8036 2005-02-06 Roger Sayle <roger@eyesopen.com>
8038 PR rtl-optimization/19800
8039 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8040 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8043 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8045 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8047 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8050 * doc/invoke.texi: Correct documentation of -freorder-functions.
8052 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8055 * doc/invoke.texi: Don't mention gccbug.
8057 2005-02-06 Roger Sayle <roger@eyesopen.com>
8058 Andrew Pinski <pinskia@physics.uc.edu>
8059 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8061 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8062 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8063 into just (zero_extract:SI FOO (const_int 1) BAR).
8065 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8067 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8068 macro locally. Don't give last revision date. Use GCC version
8069 number from gcc-common.texi.
8070 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8071 revision date. Use GCC version number from gcc-common.texi.
8072 Describe being a library as current state rather than as 3.x
8074 * doc/gcc.texi: Remove last update date.
8075 * doc/gccint.texi: Likewise. Update copyright dates.
8076 * doc/install.texi: Update copyright dates.
8078 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8081 * doc/invoke.texi: Mention for each option included in -Wall that
8082 it is included in -Wall.
8083 * doc/gcc.texi: Update copyright and last modification date.
8085 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8087 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8088 unnecessary cast to original induction variable increments.
8090 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8092 PR tree-optimization/18219
8093 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8094 in distributed form.
8096 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8098 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8099 Set bitpos and offset later in the function. Do nothing if the
8100 target is a register and if the bitfield lies completely outside
8102 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8103 here. Return an uninitialised register if the source value is stored
8104 in a register and the bitfield lies completely outside that register.
8106 2005-02-06 Steven Bosscher <stevenb@suse.de>
8108 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8111 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8113 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8115 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8117 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8118 * config/darwin8.h: New.
8119 * config/darwin7.h: Update comment.
8121 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8122 Dorit Naishlos <dorit@il.ibm.com>
8124 * tree-vectorizer.h (LOC): New type.
8125 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8126 (loop_line_number): New field in struct _loop_vec_info.
8127 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8129 * tree-vectorizer.c (input.h): Included.
8130 (find_loop_location): New function.
8131 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8132 loop line number removed.
8133 (vect_debug_details): Likewise.
8134 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8136 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8137 call to vect_debug_details/stats changed from loop to loop_loc.
8138 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8139 (slpeel_tree_peel_loop_to_edge): Likewise.
8141 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8142 changed from NULL to UNKNOWN_LOC.
8143 (vect_get_base_and_offset):
8144 (vect_create_addr_base_for_vector_ref):
8145 (get_vectype_for_scalar_type):
8146 (vect_create_data_ref_ptr):
8148 (vect_get_vec_def_for_operand):
8149 (vect_finish_stmt_generation):
8150 (vectorizable_assignment):
8151 (vectorizable_operation):
8152 (vectorizable_store):
8153 (vectorizable_load):
8154 (vect_transform_stmt):
8155 (vect_update_ivs_after_vectorizer):
8156 (vect_do_peeling_for_loop_bound):
8157 (vect_do_peeling_for_alignment):
8158 (vect_transform_loop):
8159 (vect_is_simple_use):
8160 (vect_analyze_operations):
8161 (vect_is_simple_iv_evolution):
8162 (vect_analyze_scalar_cycles):
8163 (vect_analyze_data_ref_dependences):
8164 (vect_compute_data_ref_alignment):
8165 (vect_enhance_data_refs_alignment):
8166 (vect_analyze_data_ref_access):
8167 (vect_analyze_data_ref_accesses):
8168 (vect_analyze_pointer_ref_access):
8169 (vect_get_memtag_and_dr):
8170 (vect_analyze_data_refs):
8171 (vect_mark_relevant):
8172 (vect_stmt_relevant_p):
8173 (vect_mark_stmts_to_be_vectorized):
8174 (vect_can_advance_ivs_p):
8175 (vect_get_loop_niters):
8176 (vect_analyze_loop):
8177 (vectorize_loops): Likewise.
8179 (vectorizable_load): Argument in call to vect_debug_details/stats
8180 changed from loop to LOOP_LOC (loop_vinfo).
8181 (vect_transform_loop):
8182 (vect_analyze_operations):
8183 (vect_analyze_scalar_cycles):
8184 (vect_analyze_data_ref_dependence):
8185 (vect_enhance_data_refs_alignment):
8186 (vect_analyze_data_ref_accesses):
8187 (vect_analyze_pointer_ref_access):
8188 (vect_analyze_data_refs):
8189 (vect_analyze_loop): Likewise.
8191 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8192 changed from loop to loop_loc.
8194 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8196 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8197 Dorit Naishlos <dorit@il.ibm.com>
8199 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8201 (vect_analyze_data_ref_dependences): Likewise.
8203 (vect_is_simple_use): Argument changed from loop structure to
8204 loop_vect_info structure.
8205 (vect_can_advance_ivs_p): Likewise.
8206 (vect_create_index_for_vector_ref): Likewise.
8207 (vect_update_ivs_after_vectorizer): Likewise.
8208 (new_stmt_vec_info): Likewise.
8210 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8211 changed from loop to loop_vinfo.
8212 (vect_create_data_ref_ptr): First argument in call to
8213 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8214 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8215 was changed from loop to loop_vinfo.
8216 (vectorizable_operation): Likewise.
8217 (vectorizable_store): Likewise.
8218 (vect_mark_stmts_to_be_vectorized): Likewise.
8219 (vect_do_peeling_for_loop_bound): First argument in call to
8220 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8221 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8222 was changed from loop to loop_vinfo.
8223 (vect_analyze_data_ref_dependences): Third argument in call to
8224 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8226 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8227 (vect_create_data_ref_ptr): Likewise.
8228 (vect_init_vector): Likewise.
8229 (vect_get_vec_def_for_operand): Likewise.
8230 (vectorizable_assignment): Likewise.
8231 (vectorizable_operation): Likewise.
8232 (vectorizable_store): Likewise.
8233 (vectorizable_load): Likewise.
8234 (vect_update_ivs_after_vectorizer): Likewise.
8235 (vect_is_simple_use): Likewise.
8236 (vect_analyze_data_ref_dependence): Likewise.
8237 (vect_analyze_pointer_ref_access): Likewise.
8238 (vect_can_advance_ivs_p): Likewise.
8240 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8241 before _stmt_vec_info.
8242 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8243 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8244 (new_stmt_vec_info): Argument changed from loop structure to
8245 loop_vect_info structure
8247 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8248 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8249 (vect_create_addr_base_for_vector_ref): Likewise.
8250 (vect_analyze_pointer_ref_access): Likewise.
8252 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8255 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8256 phi flag if the phi is abnormal.
8258 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8261 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8262 information for the new statement.
8264 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8267 * gcc.c (main): Include the target in -v output.
8269 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8271 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8272 Do not drop the extend if we'd have to add a paradoxical subreg
8273 later. Include optabs.h and insn-codes.h.
8274 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8276 2005-02-02 Roger Sayle <roger@eyesopen.com>
8279 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8280 * fold-const.c (const_binop): Avoid constant folding floating
8281 point operations in modes that use composite representations.
8282 * simplify-rtx.c (simplify_binary_operation): Likewise.
8284 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8286 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8288 (altivec_dstt): Likewise.
8289 (altivec_dstst): Likewise.
8290 (altivec_dststt): Likewise.
8291 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8294 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8296 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8297 EXPR_LOCUS from orig_cond to the new cond_stmt.
8298 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8301 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8303 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8304 standard_iv_increment_position. Remove call to bsi_next
8305 (no need to bump the iterator anymore).
8306 (vect_create_index_for_vector_ref): Call
8307 standard_iv_increment_position. Remove second function argument.
8308 (vect_finish_stmt_generation): Remove call to bsi_next
8309 (no need to bump the iterator anymore).
8310 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8311 to vect_create_index_for_vector_ref.
8313 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8315 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8316 phis are used out of the loop.
8318 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8321 * c-decl.c (undef_nested_function): New variable.
8322 (pop_scope): Diagnose undefined nested functions.
8323 (finish_function): Don't attempt cgraph processing or genericizing
8324 if current top-level function contained an undefined nested
8325 function. Reset undef_nested_function at the end of a top-level
8328 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8330 * tree.c (build_int_cst_type): Take sign of the value into account
8331 when deciding whether sign extend the value.
8333 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8336 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8337 (cpp_options, cc1_options): Change %{std*&ansi} to
8338 %{std*&ansi&trigraphs}.
8340 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8342 * cse.c: Update comments.
8344 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8346 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8347 arguments go on the stack. Do not put complex doubles in odd/even
8350 2005-02-02 Steven Bosscher <stevenb@suse.de>
8352 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8353 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8354 -ftree-pre, and -fthread-jumps.
8356 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8358 PR tree-optimization/19578
8359 * tree-flow.h (modified_noreturn_calls): Declare.
8360 (noreturn_call_p): Declare.
8361 * tree-flow-inline.h (noreturn_call_p): New function.
8362 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8363 * tree-cfg.c (modified_noreturn_calls): New variable.
8364 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8365 that contain a mid-block noreturn call.
8366 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8368 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8370 * df.c (df_def_record_1, df_uses_record): Don't use
8372 * df.h (DF_FOR_REGALLOC): Remove.
8374 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8377 * c-typeck.c (really_start_incremental_init): Reset
8378 constructor_max_index for arrays of incomplete type.
8380 2005-02-02 Jeff Law <law@redhat.com>
8382 * gcse.c (struct reg_set): Store the block index where the register
8383 was set rather than the setting insn.
8384 (record_one_set, compute_transp): Corresponding changes.
8385 (pre_insert_copy_insn): Do not call replace_one_set.
8386 (replace_one_set): Remove.
8388 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8391 * doc/gcov.texi: Fix typo.
8393 2005-02-01 Richard Henderson <rth@redhat.com
8396 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8397 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8399 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8400 * config/i386/i386-protos.h: Update.
8402 2005-02-01 Steven Bosscher <stevenb@suse.de>
8404 PR tree-optimization/19217
8405 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8406 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8407 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8408 that it is walking a PHI node.
8410 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8412 * doc/extend.texi (Nested Functions): Update.
8414 2005-02-01 Richard Henderson <rth@redhat.com>
8417 * optabs.c (expand_copysign_absneg): Export.
8418 * optabs.h (expand_copysign_absneg): Declare.
8419 * config/rs6000/rs6000.md (copysigntf3): New.
8421 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8423 PR tree-optimization/19633
8424 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8425 * tree-ssa-alias.c (init_alias_info): Initialize.
8426 (merge_pointed_to_info): Set.
8427 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8428 (dump_points_to_info_for): Show value of pt_null.
8429 (struct count_ptr_d): Declare.
8430 (find_ptr_dereference): Remove.
8431 (ptr_is_dereferenced_by): Remove.
8432 (count_ptr_derefs): New local function.
8433 (count_uses_and_derefs): New local function.
8434 (compute_points_to_and_addr_escape): Call it. If the number
8435 of dereferences is greater than zero, mark the pointer as
8436 dereferenced. If there are fewer dereferences than uses of
8437 the pointer, the pointer's value escapes.
8439 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8441 PR tree-optimization/19670
8442 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8444 (verify_use): ... set it here, instead.
8446 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8448 * doc/sourcebuild.texi (Test directives): Fix formatting.
8450 * doc/sourcebuild.texi (Test directives): Describe selector
8453 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8455 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8456 specific 64-bit CPUs.
8458 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8461 * arm.c (arm_eliminable_register): New function.
8462 (adjacent_mem_locations): Don't allow eliminable registers. Use
8463 HOST_WIDE_INT for address offsets.
8464 * arm-protos.h (arm_eliminable_register): Add prototype.
8466 2005-02-01 Steven Bosscher <stevenb@suse.de>
8468 PR optimization/15242
8469 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8470 * basic-block.h (duplicate_computed_gotos): Add prototype.
8471 * bb-reorder.c (duplicate_computed_gotos): New function to
8472 duplicate sufficiently small blocks ending in a computed jump.
8473 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8474 if not optimizing for size.
8475 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8476 never do tail merging for blocks ending in a computed jump.
8477 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8479 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8481 Patch from Richard Sandiford <rsandifo@redhat.com>
8482 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8483 from inheriting a subreg equivalence with a non-spill register.
8485 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8487 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8489 * config/frv/frv.c (movcc_fp_destination_operand): New.
8490 (gpr_or_memory_operand): Fix typo in comment.
8491 (gpr_or_memory_operand_with_scratch): New.
8492 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8493 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8494 movcc_fp_destination_operand.
8495 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8496 Legitimize memory addresses using a scratch register.
8498 2005-01-31 Jeff Law <law@redhat.com>
8500 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8501 bitmap a sparse bitmap instead of a simple bitmap.
8502 (mark_def_sites_initialize_block): Corresponding changes.
8503 (ssa_mark_def_sites_initialize_block): Likewise.
8504 (ssa_mark_phi_uses): Likewise.
8505 (mark_def_site, ssa_mark_def_sites): Likewise.
8506 (mark_def_site_blocks): Likewise.
8507 (rewrite_ssa_into_ssa): Likewise.
8509 * tree-ssa-dom.c (record_cond): Pass correct variable type
8510 for last argument to htab_find_slot_with_hash.
8512 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8513 effects when optimizing 0 % X. Do not try to optimize X % 0.
8515 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8517 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8520 2005-02-01 Eric Christopher <echristo@redhat.com>
8522 * config/mips/mips.c (override_options): Warn if -mint64
8524 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8527 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8529 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8531 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8532 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8533 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8534 (cached_regno): Initialize to INVALID_REGNUM.
8535 (cse_reg_info_table_size,
8536 cse_reg_info_table_first_uninitialized,
8537 cse_reg_info_timestamp): New.
8538 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8540 (init_cse_reg_info, get_cse_reg_info_1): New.
8541 (get_cse_reg_info): Cache the last look-up.
8542 (new_basic_block): Update the code to clear mappings from
8543 registers to cse_reg_info entries.
8544 (cse_main): Call init_cse_reg_info.
8546 * cse.c (get_cse_reg_info): Update a comment.
8548 2005-01-31 Steven Bosscher <stevenb@suse.de>
8551 * c-decl.c (start_decl): Do not warn about arrays of elements with
8552 an incomplete type here.
8553 (grokdeclarator): Do it here by making a pedwarn an error.
8554 * c-typeck.c (push_init_level): If there were previous errors with
8555 the constructor type, do not warn about braces for initializers.
8556 (process_init_element): Likewise for excess initializer elements.
8558 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8560 * cse.c (delete_trivially_dead_insn): Don't iterate.
8562 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8564 * config/rs6000/rs6000.md (copysignsf3): New expand.
8565 (copysigndf3): Likewise.
8567 2005-01-31 Steven Bosscher <stevenb@suse.de>
8569 * recog.c (constrain_operands): Only look for earlyclobber operand
8570 conflicts if an '&' constraint was seen.
8572 2005-01-31 Marc Espie <espie@openbsd.org>
8574 * config.gcc: Don't include embedded systems fragment, switches default
8575 debugging format to ELF.
8576 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8577 longer pick it up there.
8579 2005-01-31 Dale Johannesen <dalej@apple.com>
8581 * doc/extend.texi (nested functions): Fix linkage description.
8582 Clarify that static is not allowed.
8584 2005-01-31 Dale Johannesen <dalej@apple.com>
8586 * config/rs6000/darwin.md (movsf_low_di): Make work.
8587 (movdf_low_di): Make work.
8589 2005-01-31 Dale Johannesen <dalej@apple.com>
8591 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8592 Make work for 64 bit.
8594 2005-01-31 Roger Sayle <roger@eyesopen.com>
8595 Dale Johannesen <dalej@apple.com>
8598 * fold-const.c (fold_binary_op_with_conditional_arg):
8599 Make types match original operands, before STRIP_NOPS.
8601 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8603 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8604 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8605 (struct gcc_sigcontext): Delete. Merge contents to..
8606 (struct gcc_ucontext): ..here.
8607 (get_sigcontext): Delete.
8608 (get_regs): New function, like get_sigcontext but return regs ptr.
8609 64-bit version finds regs from r1 to support vdso.
8610 (ppc_linux_aux_vector): New function.
8611 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8614 2005-01-31 Ira Rosen <irar@il.ibm.com>
8616 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8618 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8619 redundant fold. Fix misalignment for MINUS_EXPR.
8620 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8621 (vect_analyze_pointer_ref_access): Likewise.
8622 (vect_get_memtag_and_dr): Likewise.
8624 2005-01-31 Richard Henderson <rth@redhat.com>
8626 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8627 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8628 absnegdf2_i387, absnegxf2_i387): Likewise.
8630 2005-01-31 Richard Henderson <rth@redhat.com>
8633 * optabs.c (expand_copysign_absneg): New.
8634 (expand_copysign_bit): Split out from ...
8635 (expand_copysign): ... here. Use expand_copysign_absneg.
8637 2005-01-30 Roger Sayle <roger@eyesopen.com>
8640 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8641 constant as the second operand and a register as the third.
8643 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8646 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8647 that dllimport'd functions do not use all call-clobbered registers
8650 2005-01-30 Richard Henderson <rth@redhat.com>
8653 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8654 expand_abs_nojump and generalize. Use operand_subword and
8655 emit_no_conflict_block. Support large modes.
8656 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8658 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8659 negation to subtraction.
8660 (expand_copysign): Check that the format has signed zeros.
8661 Use operand_subword and emit_no_conflict_block. Support large modes.
8663 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8665 Fix PR tree-optimization/19624
8667 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8668 * tree-ssa-pre.c: Add cfgloop.h.
8670 (pre_stats): New member, constified.
8671 (inserted_exprs): New static variable.
8672 (NECESSARY): New macro.
8673 (create_expression_by_pieces): Fold the expression, and
8674 mark it as defaulting to not necessary. Also put in
8676 (fully_constant_expression): New function.
8677 (insert_into_preds_of_block): Modify to not insert phis when we
8678 are playing with induction variables.
8679 Push phis onto the inserted_exprs vector, and mark them as not
8680 necessary by default.
8681 (insert_aux): Call fully_constant_expression on eprime.
8682 If all edges produce the same value, mark it constant.
8683 (mark_operand_necessary): New function.
8684 (remove_dead_inserted_code): New function.
8685 (init_pre): Init loop optimizer to get loop info.
8686 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8687 (execute_pre): Commit edge inserts, then remove dead code.
8689 2005-01-30 Richard Henderson <rth@redhat.com>
8691 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8692 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8694 2005-01-30 Richard Henderson <rth@redhat.com>
8697 * config/i386/i386.c (ix86_expand_copysign): New.
8698 (ix86_split_copysign_const): New.
8699 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8700 rearrange op1/nmask operands.
8701 * config/i386/i386-protos.h: Update.
8702 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8703 (copysigndf3): Likewise.
8704 (copysignsf3_const, copysigndf3_const): New.
8705 (copysignsf3_var): Rename from copysignsf3, split out splitter
8706 and fix split predicate for X constraint.
8707 (copysigndf3_var): Similarly.
8709 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8711 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8712 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8713 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8715 2005-01-29 Richard Henderson <rth@redhat.com>
8718 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8719 of # and * in constraints.
8721 2005-01-29 Richard Henderson <rth@redhat.com>
8724 * expr.c (store_field): Don't strip sub-mode cast when the input
8725 data is even smaller.
8727 2005-01-29 Richard Henderson <rth@redhat.com>
8730 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8733 2005-01-29 Richard Henderson <rth@redhat.com>
8735 * combine.c (make_field_assignment): Fix argument order
8738 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8740 PR tree-optimization/15791
8741 * fold-const.c (extract_array_ref): New function.
8742 (fold): Fold comparisons between &a[i] and &a[j] or
8743 semantically equivalent trees.
8745 2005-01-29 Jeff Law <law@redhat.com>
8747 * gcse.c (insert_expr_in_table): Revamp handling of available
8748 and anticipatable occurrence lists to avoid unnecessary list
8750 (insert_set_in_table): Similarly.
8752 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8754 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8756 (c_build_qualified_type): Build qualified array types with
8757 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8758 * c-decl.c (c_make_fname_decl): Build unqualified array type
8759 before qualified type.
8760 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8761 type is qualified, not just if type itself is. Don't apply
8762 qualifiers to array type when declarator is processed. Apply
8763 qualifiers to field type whether or not it is an array type.
8764 Don't handle array types specially for applying qualifiers to
8766 * c-typeck.c (composite_type): Build unqualified element type and
8767 array type when forming composite of array types.
8768 (common_pointer_type, comptypes, comp_target_types,
8769 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8770 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8772 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8773 (args2) in variables a1 and a2.
8775 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8777 * cse.c (n_elements_made, max_elements_made): Remove.
8778 (insert): Don't touch n_elements_made.
8779 (cse_main): Don't touch n_elements_made or max_elements_made.
8781 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8784 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8785 configuration part of dp-bit.c to be lost.
8787 2005-01-28 Roger Sayle <roger@eyesopen.com>
8789 * expmed.c (expand_mult_highpart_optab): When attempting to use
8790 a non-widening multiplication in a wider mode, the operands need
8791 to be converted (zero or sign extended) to that mode.
8793 2005-01-28 Ian Lance Taylor <ian@airs.com>
8797 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8798 through if both operands fall through.
8800 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8802 * cse.c (fold_rtx) <PC>: Don't optimize.
8804 2005-01-28 Jeff Law <law@redhat.com>
8806 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8807 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8809 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8811 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8812 cse_reg_info_used_list_end): Remove.
8813 (cse_reg_info_list, cse_reg_info_list_free): New.
8814 (get_cse_reg_info): When allocating an instance of
8815 cse_reg_info, add it to the beginning of the cse_reg_info_list
8816 list. Remove code to maintain cse_reg_info_used_list.
8817 (new_basic_block): Reset the free list to the beginning of
8820 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8822 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8823 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8824 (frv_expand_mdpackh_builtin): New function.
8825 (frv_expand_builtin): Use it to expand __MDPACKH.
8826 * doc/extend.texi (__MDPACKH): Update documentation.
8828 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8830 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8831 SSE_FLOAT_MODE_P for use_sse computation.
8833 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8836 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8838 2005-01-27 Richard Henderson <rth@redhat.com>
8840 * builtins.c (expand_builtin_copysign): New.
8841 (expand_builtin): Call it.
8842 * genopinit.c (optabs): Add copysign_optab.
8843 * optabs.c (init_optabs): Initialize it.
8844 (expand_copysign): New.
8845 * optabs.h (OTI_copysign, copysign_optab): New.
8846 (expand_copysign): Declare.
8848 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8849 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8851 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8852 (ix86_expand_fp_absneg_operator): ... here.
8853 (ix86_split_copysign): New.
8854 * config/i386/i386-protos.h: Update.
8855 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8856 (copysignsf3, copysigndf3): New.
8858 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8859 (copysignsf3, ncopysignsf3): New.
8860 (copysigndf3, ncopysigndf3): New.
8861 (copysignxf3, ncopysignxf3): New.
8862 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8864 2005-01-27 Arend Bayer <arend.bayer@web.de>
8865 Kazu Hirata <kazu@cs.umass.edu>
8867 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8868 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8869 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8872 2005-01-27 Jeff Law <law@redhat.com>
8874 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8875 definitions of SSA_NAMEs which are not being rewritten.
8876 (rewrite_ssa_into_ssa): Only initialize the current definition
8877 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8878 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8879 SSA_NAMEs before returning.
8881 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8883 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8884 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8885 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8886 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8887 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8889 2005-01-27 Steven Bosscher <stevenb@suse.de>
8892 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8893 higher to -O2 and higher. Likewise for tree PRE.
8894 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8897 2005-01-27 Ian Lance Taylor <ian@airs.com>
8900 * gimple-low.c (try_catch_may_fallthru): New static function.
8901 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8902 * tree-inline.c (expand_call_inline): Don't warn about reaching
8903 the end of a non-void function being inlined if the function uses
8906 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8908 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8911 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8912 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8913 (implicitly_declare): Handle error_mark_node.
8915 2005-01-27 Richard Henderson <rth@redhat.com>
8918 * tree.h (struct tree_decl): Add debug_expr_is_from.
8919 (DECL_DEBUG_EXPR_IS_FROM): New.
8920 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8921 * dwarf2out.c (dwarf2out_var_location): Update to match.
8922 * tree-outof-ssa.c (create_temp): Likewise.
8923 * var-tracking.c (track_expr_p): Likewise.
8924 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8925 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8926 * toplev.c (default_tree_printer): Likewise.
8928 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8930 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8931 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8933 2005-01-27 Steven Bosscher <stevenb@suse.de>
8935 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8936 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8937 ASM_CLOBBERS): Add tree checks.
8939 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8940 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8941 * c-common.def (SWITCH_STMT): Update to match.
8942 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8943 macros instead of SWITCH_EXPR ones.
8944 * c-dump.c (c_dump_tree): Likewise.
8945 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8946 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8948 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8950 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8952 * unwind-dw2.c (execute_stack_op): Add missing cases for
8953 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8955 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8957 * config.gcc (Obsolete configurations): Remove 'dummy', add
8958 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8961 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8963 PR tree-optimization/19633
8964 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8966 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8967 are no call-clobbered variables.
8968 * tree-outof-ssa.c (check_replaceable): Return false for calls
8971 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8973 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8974 even for variables with NULL DECL_INITIAL.
8976 2005-01-26 Stuart Hastings <stuart@apple.com>
8978 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8980 2005-01-26 Richard Henderson <rth@redhat.com>
8983 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8985 * expr.c (store_field): Strip conversions to odd-bit-sized types
8986 if the destination field width matches.
8988 2005-01-26 Richard Henderson <rth@redhat.com>
8990 * c-decl.c, expmed.c, expr.c: Revert last change.
8992 2005-01-26 Richard Henderson <rth@redhat.com>
8995 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8997 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8998 if we don't need the bits above those present in the current mode.
8999 * expr.c (store_field): Strip conversions to odd-bit-sized types
9000 if the destination field width matches.
9002 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9004 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9005 either -ffast-math or -funsafe-math-optimizations is in use.
9007 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9011 * config/avr/avr.c (notice_update_cc): Only set condition code for
9012 ashrqi3 if shift count > 0.
9013 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9014 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9015 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9016 count <= 0 as a no-op, and shift count >= width by copying zero
9017 or sign bit to all bits of the result.
9018 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9019 count, with attribute "length" set to 0 and "cc" set to "none".
9021 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9023 * doc/invoke.texi: Document -mTLS.
9025 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9026 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9027 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9028 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9029 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9030 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9031 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9032 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9034 * configure.ac: Check for a TLS capable gas.
9036 * configure: Regenerate.
9038 2005-01-26 Richard Henderson <rth@redhat.com>
9041 * combine.c (make_field_assignment): Simplify store to zero_extract
9042 from a source with an overlapping mask.
9044 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9046 2004-11-11 Eric Christopher <echristo@redhat.com>
9048 * config/frv/frv.md: Add fr400_integer automaton. Don't
9049 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9052 2005-01-26 Steven Bosscher <stevenb@suse.de>
9055 * cfgbuild.c (make_edges): Do not clear or set
9056 current_function_has_computed_jump.
9057 * function.h (struct function): Remove the has_computed_jump field.
9058 (current_function_has_computed_jump): Do not define.
9059 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9060 in a computed jump. Ignore current_function_has_computed_jump.
9062 2005-01-26 Richard Henderson <rth@redhat.com>
9065 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9066 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9068 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9069 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9070 objects into static storage if they have more than one non-zero value.
9071 * tree.h (categorize_ctor_elements): Update decl.
9073 2005-01-26 Steven Bosscher <stevenb@suse.de>
9076 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9077 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9078 to this function from 2004-07-10.
9079 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9080 the current function for tail call optimizations if the address
9081 of one of it its arguments is taken.
9083 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9085 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9087 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9089 * function.c (expand_function_end): If current_function_calls_alloca,
9090 emit stack restore in a place that is reached when the function falls
9093 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9095 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9096 rule to avoid matching inappropriate suffix rule.
9098 2005-01-26 Jan Hubicka <jh@suse.cz>
9100 PR tree-optimization/19241
9101 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9103 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9105 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9106 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9108 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9109 <sim*>: Always use crt1.o, regardless of N in simN.
9110 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9111 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9112 (CRT_CALL_STATIC_FUNCTION): Remove.
9113 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9114 use crt1.o, regardless of N in simN.
9115 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9116 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9117 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9118 case isystem setting.
9119 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9121 2005-01-25 Ian Lance Taylor <ian@airs.com>
9123 * gimple-low.c (block_may_fallthru): Correct handling of
9124 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9126 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9128 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9129 handlers to match indentation; nested under the mtune=* handler.
9130 Similar for mcpu= and march=.
9132 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9134 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9135 * config/mips/linux64.h (LIB_SPEC): Likewise.
9136 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9137 * config/sh/linux.h (LIB_SPEC): Likewise.
9139 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9141 * config/frv/frv.c (frv_legitimize_tls_address): New.
9142 (TARGET_HAVE_TLS): Define.
9143 (FRV_SYMBOL_REF_TLS_P): Define.
9144 (frv_override_options): Handle new register classes.
9145 (frv_legitimate_address_p): Reject tls addresses.
9146 (frv_legitimize_address): Handle TLS addresses.
9147 (gen_inlined_tls_plt): New.
9149 (frv_legitimize_tls_address): New.
9150 (unspec_got_name): Add TLS entries.
9151 (got12_operand): Add R_FRV_TLSMOFF12 case.
9152 (frv_emit_move): Fixup TLS addresses.
9153 (frv_emit_movsi): Legitimize TLS addresses.
9155 * config/frv/frv.h (MASK_BIG_TLS): New.
9156 (TARGET_BIG_TLS): New.
9157 (HAVE_AS_TLS): Define.
9158 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9159 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9160 (REG_CLASS_NAMES): Same.
9161 (REG_CLASS_CONTENTS): Same.
9162 (CONSTRAINT_LEN): New.
9163 (REG_CLASS_FROM_CONSTRAINT): New.
9164 (PREDICATE_CODES): Add symbolic_operand.
9166 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9167 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9168 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9169 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9170 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9171 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9172 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9173 GR9_REG, GR14_REG, LRREG.
9174 (type): Add load_or_call attribute.
9175 ("load_or_call"): New reservation.
9176 ("call_gettlsoff"): New.
9177 ("tls_indirect_call"): New.
9178 ("tls_load_gottlsoff12"): New.
9179 ("tlsoff_hilo"): New.
9180 ("tls_tlsdesc_ldd"): New.
9181 ("tls_tlsoff_ld"): New.
9184 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9186 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9188 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9189 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9190 * config/frv/frv.c (TLS_BIAS): Define.
9191 (frv_output_dwarf_dtprel): New.
9193 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9195 PR rtl-optimization/19579
9196 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9197 both A and B, see if they don't clobber registers the other expr uses.
9199 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9201 * real.c (do_add): Initialize signalling and canonical members.
9203 * real.c (real_from_integer): Zero out destination.
9205 2005-01-18 Jan Hubicka <jh@suse.cz>
9207 PR tree-optimize/19337
9208 * tree-inline.c (initialize_inlined_parameters): Copy
9209 saved_static_chain_decl only.
9211 2005-01-25 Richard Henderson <rth@redhat.com>
9215 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9216 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9217 80387 enabled, to return a proper subclass. Return the subset that
9218 overlaps with GENERAL_REGS for PLUS.
9219 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9221 2005-01-25 Richard Henderson <rth@redhat.com>
9224 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9226 2005-01-25 Roger Sayle <roger@eyesopen.com>
9228 * expmed.c (choose_multiplier): Change interface to return the
9229 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9230 (expand_divmod): Update calls to choose_multiplier.
9232 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9235 * expmed.c (extract_bit_field): Use adjust_address instead of
9236 gen_lowpart when op0 is a MEM.
9238 2005-01-24 Steven Bosscher <stevenb@suse.de>
9240 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9242 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9244 * config/mips/irix-csr.c: New file.
9245 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9246 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9247 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9250 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9253 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9254 sparc/elf.h, add sparc/sp-elf.h.
9255 (sparc-*-rtems*): Likewise.
9256 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9257 tm-dwarf2.h, add sparc/sp-elf.h.
9258 (sparc86x-*-elf): Likewise.
9259 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9260 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9261 TARGET_OS_CPP_BUILTINS.
9262 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9263 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9265 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9266 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9267 (SWITCH_TAKES_ARG): Likewise.
9268 (LOCAL_LABEL_PREFIX): Likewise.
9269 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9270 (TARGET_N_FORMAT_TYPES): Delete.
9271 (TARGET_FORMAT_TYPES): Likewise.
9272 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9273 * config/sparc/elf.h: Delete.
9274 * config/sparc/sp-elf.h: New file.
9276 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9278 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9279 * tree-flow.h: Remove the corresponding prototype.
9280 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9281 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9283 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9286 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9287 for AIX ABI or ELF -fPIC.
9288 (rs6000_emit_load_toc_table): Don't create toc_section here.
9289 (rs6000_xcoff_file_start): Nor here.
9291 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9293 * sh.c (ra.h): Don't #include.
9294 (hard_regs_intersect_p): New function, resurrected from ra.c.
9296 * sh.c: Fix 1996 Copyright.
9298 2005-01-24 Richard Henderson <rth@redhat.com>
9299 Aldy Hernandez <aldyh@redhat.com>
9301 * regrename.c (note_sets): Handle subregs.
9303 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9306 * genconditions.c (write_header, write_conditions): Elide file if
9309 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9311 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9312 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9315 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9317 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9318 expand_builtin_printf, expand_builtin_fprintf,
9319 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9320 checking against POINTER_TYPE.
9321 (validate_arglist): Handle POINTER_TYPE code by checking
9324 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9326 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9328 (for_each_rtx): Call for_each_rtx_1.
9329 * rtl.h (init_rtlanal): Declare.
9330 * toplev.c (backend_init): Call init_rtlanal.
9332 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9334 * flow.c (propagate_one_insn): Formatting.
9337 * flow.c (libcall_dead_p): Be more conservative if unsure.
9338 If there are any instructions between insn and call, see if they are
9339 all dead before saying the libcall is dead.
9341 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9343 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9344 operand constraint for operand 0.
9346 2005-01-23 Richard Henderson <rth@redhat.com>
9349 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9350 edges leading to join block.
9352 2005-01-23 Roger Sayle <roger@eyesopen.com>
9354 * expmed.c (expand_mult_highpart): Make static. Change type of
9355 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9356 (expand_divmod): Updates calls to expand_mult_highpart by using
9357 gen_int_mode to pass a CONST_INT rtx.
9358 * rtl.h (expand_mult_highpart): Remove prototype.
9360 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9362 * flow.c (regset_bytes, regset_size): Remove.
9364 * cfganal.c: Fix a reference to Harvey's paper.
9366 2005-01-23 Steven Bosscher <stevenb@suse.de>
9368 PR rtl-optimization/19464
9369 * tree-optimize.c (init_tree_optimization_passes): Add one more
9370 copyrename pass just before out-of-ssa.
9372 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9375 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9376 * ggc-none.c (ggc_free): Define.
9378 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9380 * cse.c (max_reg, max_insn_uid): Remove.
9381 (cse_main): Don't access max_reg or max_insn_uid.
9383 * c-common.c (explicit_flag_signed_bitfields,
9384 lang_statement_code_p, lang_expand_function_end): Remove.
9385 * c-common.h: Remove the corresponding declarations.
9386 * c-opts.c (c_common_handle_option): Remove all write access
9387 to explicit_flag_signed_bitfields.
9389 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9390 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9391 * cgraph.h: Remove the corresponding declaration.
9393 * gcse.c (null_pointer_info): Remove.
9395 2005-01-23 Roger Sayle <roger@eyesopen.com>
9396 Eric Botcazou <ebotcazou@libertysurf.fr>
9398 * combine.c (simplify_logical): Only simplify logical expressions
9399 of the form ior(and(x,y),z) by the inverse distributive law if the
9400 result is cheaper than the original.
9402 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9404 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9405 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9406 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9407 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9408 config/freebsd-spec.h, config/arm/arm.h,
9409 config/h8300/h8300.md, config/i386/i386.md,
9410 config/i386/predicates.md, config/i386/sse.md,
9411 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9412 config/vax/vax.md: Fix comment typos. Follow spelling
9415 2005-01-23 Steven Bosscher <stevenb@suse.de>
9417 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9418 tests, instead of `less than'.
9420 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9422 * function.c (assign_parm_setup_block): When creating a new stack slot
9423 for a parameter, get its alignment from the parameter's DECL_ALIGN
9424 rather than the type's TYPE_ALIGN. Make sure that the parameter
9425 is at least word aligned.
9427 2005-01-22 Roger Sayle <roger@eyesopen.com>
9430 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9432 2005-01-22 Richard Henderson <rth@redhat.com>
9435 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9436 in both compare operands.
9437 (movdfcc_1_sse_max): Likewise.
9438 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9439 (movdfcc_1_sse): Likewise.
9440 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9441 scratch register as needed.
9443 2005-01-22 Richard Henderson <rth@redhat.com>
9445 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9447 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9449 2005-01-22 Richard Henderson <rth@redhat.com>
9451 * genopinit.c (optabs): Use smin/smax for floating point too.
9452 * doc/md.texi: Update to match. Clarify that floating point
9453 results are undefined for +0/-0 and NaN.
9454 * doc/rtl.texi: Likewise.
9455 * rtl.def (SMIN, SMAX): Likewise
9456 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9458 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9459 leading 's' to the name.
9460 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9461 smaxxf3, sminxf3): Likewise.
9462 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9465 2005-01-22 Paul Brook <paul@codesourcery.com>
9467 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9469 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9471 * config/s390/s390.c (struct processor_costs): New fields
9472 dlgr, dlr, dr, dsgfr, dsgr.
9473 (z900_cost, z990_cost): Values for new fields.
9474 (s390_rtx_costs): New cases MEM und COMPARE in switch
9475 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9476 DIV, MOD, UDIV, UMOD.
9478 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9480 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9481 into the register being decremented.
9482 ("doloop_si31", "doloop_di"): Likewise.
9483 ("*doloop_si_long"): Adapt pattern.
9485 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9487 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9489 (CLASS_MAX_NREGS): Likewise.
9491 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9493 * doc/tree-ssa.texi (Statement Operands): Add example for new
9494 must-def macro. Note deprecation of old operands interface.
9496 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9498 PR tree-optimization/19484
9499 * tree-cfg.c (remove_fallthru_edge): New function.
9500 (cleanup_control_flow): Remove fallthru edges from calls that are
9501 now known not to return.
9503 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9505 Fix PR tree-optimization/19038
9506 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9507 copies with loop variant ones.
9509 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9511 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9512 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9513 config/alpha/alpha.md, config/alpha/predicates.md,
9514 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9515 config/sparc/sol2.h: Update copyright.
9517 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9518 first label to see if it is a nonlocal label.
9520 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9521 Andrew Pinski <pinskia@physics.uc.edu>
9524 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9525 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9527 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9529 * config/rs6000/rtems.h: Update copyright.
9531 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9534 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9535 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9536 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9538 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9541 * c-typeck.c (convert_arguments): Check for error_mark_node.
9543 2005-01-21 Ian Lance Taylor <ian@airs.com>
9545 PR tree-optimization/13000
9546 * tree-inline.c: Include "tree-flow.h".
9547 (expand_call_inline): If warn_return_type, warn if non-void inline
9548 function falls through.
9549 * tree-cfg.c (execute_warn_function_return): Don't warn about
9550 control reaching end if TREE_NO_WARNING is set. Set
9552 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9554 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9555 branch if we don't need one.
9556 * c-typeck.c: Include "tree-flow.h"
9557 (c_finish_bc_stmt): Don't add a goto if the current statement
9558 list doesn't fall through to the current point.
9560 2005-01-21 Roger Sayle <roger@eyesopen.com>
9562 PR rtl-optimization/576
9563 * real.c (real_arithmetic): Change return type from void to bool
9564 to return an indication that the result may be inexact.
9565 * real.h (real_arithmeric): Update prototype.
9566 * fold-const.c (const_binop): Don't constant fold floating
9567 point expressions when the user specifies -frounding-math and
9568 the result may depend upon the run-time rounding mode.
9569 (fold_convert_const_real_from_real): Clean-up.
9570 (fold_initializer): Ignore flag_rounding_math for initializers.
9571 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9572 constant fold FP operations with flag_rounding_math if the
9573 result may depend upon the run-time rounding mode.
9575 2005-01-21 Tom Tromey <tromey@redhat.com>
9577 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9579 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9581 * tree-cfg.c: Fix comment typos.
9583 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9585 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9586 around the call to rest_of_handle_branch_target_load_optimize.
9588 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9590 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9591 (sparc64-*-openbsd*): Likewise.
9592 (sparclite-*-elf*): Include tm-dwarf2.h.
9593 (sparc86x-*-elf*): Likewise.
9594 (sparc64-*-elf*): Likewise.
9595 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9596 (DBX_DEBUGGING_INFO): Likewise.
9597 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9598 (PREFERRED_DEBUGGING_TYPE): Likewise.
9599 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9600 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9601 (PREFERRED_DEBUGGING_TYPE): Likewise.
9602 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9603 (PREFERRED_DEBUGGING_TYPE): Likewise.
9604 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9606 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9609 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9611 2005-01-20 Paul Brook <paul@codesourcery.com>
9613 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9615 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9617 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9618 label is first in a sequence of labels.
9620 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9622 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9623 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9625 * doc/sourcebuild.texi (Test Directives): New.
9627 2005-01-20 Roger Sayle <roger@eyesopen.com>
9629 * real.c (real_floor): Don't leave the result uninitialized when
9630 mode is VOIDMode, but return the unrounded intermediate value.
9631 (real_ceil): Likewise.
9633 2005-01-20 Paul Brook <paul@codesourcery.com>
9635 * config/arm/arm.md (insv): Use gen_int_mode.
9637 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9639 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9640 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9641 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9642 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9643 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9645 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9648 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9649 fbreg, so we have to assume we can't.
9650 (loc_descriptor_from_tree_1): Ditto.
9651 (containing_function_has_frame_base): New function.
9652 (add_location_or_const_value_attribute): Use it.
9653 Also try to generate a frame_base from a single element location
9656 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9658 PR tree-optimization/15349
9659 * timevar.def (TV_TREE_MERGE_PHI): New.
9660 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9662 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9663 calls to tree_forwarder_block_p.
9664 (remove_forwarder_block_with_phi, merge_phi_nodes,
9665 gate_merge_phi, pass_merge_phi): New.
9666 * tree-optimize.c (init_tree_optimization_passes): Add
9668 * tree-pass.h: Add an extern for pass_merge_phi;
9670 2005-01-20 Richard Henderson <rth@redhat.com>
9673 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9674 (_mm_castps_pd, _mm_castps_si128): New.
9675 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9677 2005-01-20 Richard Henderson <rth@redhat.com>
9680 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9681 __builtin_ia32_vec_init_v2si.
9682 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9683 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9684 (ix86_init_mmx_sse_builtins): Create it.
9685 (ix86_expand_builtin): Expand it.
9686 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9687 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9688 (vec_extractv2si_0, vec_extractv2si_1): New.
9690 2005-01-20 Richard Henderson <rth@redhat.com>
9693 * config/i386/i386.c (ix86_expand_push): New.
9694 * config/i386/mmx.md (push<MMXMODE>1): New.
9695 * config/i386/sse.md (push<SSEMODE>1): New.
9696 * config/i386/i386-protos.h: Update.
9698 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9700 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9703 2005-01-20 Richard Henderson <rth@redhat.com>
9705 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9706 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9708 2005-01-19 Richard Henderson <rth@redhat.com>
9711 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9712 to V4SFmode in SSE1 fallback load path.
9714 2005-01-19 Richard Henderson <rth@redhat.com>
9716 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9717 in QImode expansion to ix86_expand_vector_set.
9718 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9720 2005-01-19 Richard Henderson <rth@redhat.com>
9723 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9724 subclass of the input class.
9725 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9726 Always true for cross-SSE1 classes. Rationalize conditionals.
9727 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9728 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9729 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9730 (movdi_2): Add MMX/SSE zeros.
9731 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9732 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9733 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9734 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9735 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9736 (zero_extendsidi2_rex64_1): Remove.
9737 (MOV0 peephole): Check GENERAL_REG_P.
9739 2005-01-19 Richard Henderson <rth@redhat.com>
9742 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9744 (ix86_expand_vector_extract): Likewise.
9746 2005-01-19 Richard Henderson <rth@redhat.com>
9749 * expr.c (emit_move_change_mode): New argument force; use
9750 simplify_gen_subreg if true.
9751 (emit_move_via_alt_mode): Merge into ...
9752 (emit_move_via_integer): ... here.
9753 (emit_move_ccmode): Use emit_move_change_mode directly.
9755 2005-01-19 Richard Henderson <rth@redhat.com>
9758 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9759 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9760 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9762 (alpha_emit_set_const): Likewise. Make static.
9763 (alpha_emit_set_long_const): Make static.
9764 (alpha_extract_integer): Split out from alpha_expand_mov.
9765 (alpha_split_const_mov): Likewise.
9766 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9767 (alpha_legitimate_constant_p): New.
9768 * config/alpha/alpha-protos.h: Update.
9769 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9770 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9771 * config/alpha/alpha.md (movsi): Add n alternative.
9772 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9773 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9774 (splitters for all of the above): Use alpha_split_const_mov.
9775 * config/alpha/predicates.md (non_add_const_operand): New.
9776 (non_zero_const_operand): New.
9777 (input_operand): Use alpha_legitimate_constant_p after reload.
9779 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9781 PR tree-optimization/19038
9782 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9783 (add_candidate): Add ivs with increment in latch only if
9784 allow_ip_end_pos_p is true.
9785 (determine_iv_cost): Use empty_block_p.
9787 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9789 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9790 (compute_dominance_frontiers): Ditto.
9792 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9795 * config/sh/t-rtems: New.
9796 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9798 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9800 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9801 the offset of the selected field.
9803 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9805 * tree-cfg.c (remove_forwarder_block): Fix the check to
9806 prevent a nonlocal label from appearing in the middle of a
9809 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9811 PR rtl-optimization/19462
9812 * reorg.c (find_end_label): Create return insn only if
9813 current_function_epilogue_delay_list is empty.
9815 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9817 * doc/passes.texi: Remove paragraph mentioning new-ra.
9819 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9821 PR rtl-optimization/15139
9822 * combine.c: Include params.h.
9823 (count_rtxs): New function.
9824 (record_value_for_reg): If replace_rtx would replace at least
9825 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9826 (clobber (const_int 0)) instead of TEM.
9827 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9828 * params.h (MAX_LAST_VALUE_RTL): New.
9829 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9830 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9833 * c-typeck.c (digest_init): Only call build_vector if all constructor
9834 elements are *_CST nodes.
9835 * gimplify.c (gimplify_init_constructor): Likewise.
9838 * c-typeck.c (digest_init): Only call build_vector if inside_init
9841 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9843 * toplev.c (init_asm_output): Remove dead #ifdef.
9845 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9847 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9849 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9851 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9852 accessing DECL_FUNCTION_CODE.
9853 * dojump.c (do_jump): Likewise.
9854 * gimplify.c (gimplify_call_expr): Likewise.
9855 * predict.c (expr_expected_value): Likewise.
9856 (strip_builtin_expect): Likewise.
9857 * tree-inline.c (estimate_num_insns_1): Likewise.
9858 * tree-ssa-loop-im.c (stmt_cost): Likewise
9859 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9860 (tree_expr_nonnegative_p): Likewise.
9862 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9864 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9865 variant of the load_pcrel_sym pattern.
9866 * config/sparc/sparc.md (P macro): Move to the top.
9867 (load_pcrel_sym): Macroize using P.
9868 (save_register_window): Likewise.
9870 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9872 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9875 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9878 * c-typeck.c (build_asm_expr): Strip nops off
9879 input memory operands.
9881 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9883 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9884 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9885 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9886 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9888 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9891 * config/i386/i386.c (override_options): If the 80387 is disabled,
9892 then do not return FP values using FP registers.
9894 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9896 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9897 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9898 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9899 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9900 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9901 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9902 output.h, postreload-gcse.c, postreload.c, recog.c,
9903 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9904 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9905 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9906 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9907 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9908 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9909 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9910 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9912 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9913 config/alpha/alpha.c, config/arm/vfp.md,
9914 config/i386/emmintrin.h, config/i386/i386-modes.def,
9915 config/i386/i386-protos.h, config/i386/i386.h,
9916 config/i386/pmmintrin.h, config/i386/ppro.md,
9917 config/i386/predicates.md, config/i386/xmmintrin.h,
9918 config/i860/i860.c, config/ia64/ia64-modes.def,
9919 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9920 config/ia64/ia64.md, config/ia64/itanium1.md,
9921 config/ia64/itanium2.md, config/ia64/predicates.md,
9922 config/iq2000/iq2000.h, config/mips/linux64.h,
9923 config/rs6000/aix41.h, config/rs6000/aix43.h,
9924 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9925 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9926 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9927 config/sparc/linux64.h, config/sparc/litecoff.h,
9928 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9929 config/sparc/sparc.h, config/sparc/sparc.md,
9930 config/sparc/sysv4-only.h: Update copyright.
9932 2005-01-18 Richard Henderson <rth@redhat.com>
9935 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9937 2005-01-18 Marc Espie <espie@openbsd.org>
9938 * config/i386/openbsdelf.h: Typo.
9940 2005-01-18 Richard Henderson <rth@redhat.com>
9942 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9943 special case for sse.
9944 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9946 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9948 * tree-inline.c (estimate_num_insns_1): Added cases for
9949 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9951 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9953 PR rtl-optimization/19296
9954 * combine.c (simplify_comparison): Rewrite the condition under
9955 which a non-paradoxical SUBREG of a PLUS can be lifted when
9956 compared against a constant.
9958 2005-01-18 Andi Kleen <ak@muc.de>
9960 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9961 * c.opt (-Wpointer-sign): Add.
9962 * doc/invoke.texi: (-Wpointer-sign): Add.
9964 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9966 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9967 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9968 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9969 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9970 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9971 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9972 for TARGET_MIX_SSE_I387.
9973 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9974 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9975 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9976 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9977 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9978 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9979 TARGET_MIX_SSE_I387.
9980 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9983 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9986 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9987 Add movaps alternative for xmm reg->reg move.
9989 2005-01-17 Jeff Law <law@redhat.com>
9991 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9992 at the end of the main DOM loop rather than just before DOM exits.
9994 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9996 PR tree-optimization/19121
9997 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9998 adding aliases to a name tag, also add them to the pointer's
10000 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10001 sensitive alias info at all. Only check that the two pointers
10002 have compatible pointed-to sets.
10003 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10004 a pointer's type tag is a superset of the alias set of the
10005 pointer's name tag.
10007 2005-01-17 James E Wilson <wilson@specifixinc.com>
10010 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10011 comment to document why.
10013 2005-01-17 Richard Henderson <rth@redhat.com>
10015 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10016 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10017 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10018 sse2_vmsminv2df3_finite): New.
10019 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10020 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10021 Force op1 into register.
10023 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10025 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10026 bubblestrap from always rebuilding build directory.
10028 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10030 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10031 ("*cmpmem_short"): Likewise.
10033 2005-01-17 Steven Bosscher <stevenb@suse.de>
10035 * basic-block.h: Document BB_* flags.
10036 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10037 use an sbitmap instead.
10038 * sched-rgn.c (compute_trg_info): Likewise.
10040 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10042 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10043 redundant target_cpu_default and extra_parts lines. Use the default
10045 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10046 (SUBTARGET_EXTRA_SPECS): Delete.
10047 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10048 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10049 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10050 and "n32" for -mabi=n32.
10052 2005-01-17 Ian Lance Taylor <ian@airs.com>
10055 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10056 fold constant variables into initial values.
10058 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10060 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10062 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10063 through the statements backward.
10065 2005-01-17 Ian Lance Taylor <ian@airs.com>
10067 PR middle-end/13127:
10068 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10069 a variable set to the return value of the inlined function.
10071 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10073 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10074 when modes are tieable.
10076 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10078 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10079 of pthread_create to find out if threads are enabled.
10080 * gthr-posix95.h (__gthread_active_p): Likewise.
10082 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10084 * common.opt (-fnew-ra): Remove.
10086 * toplev.h (flag_new_regalloc): Remove.
10087 * Makefile.in (ra*.*): Don't mention.
10088 * passes.c (rest_of_handle_new_regalloc): Remove.
10089 (rest_of_handle_combine, rest_of_compilation): Always consider
10090 flag_new_regalloc as false.
10091 * doc/invoke.texi: Don't document -fnew-ra.
10093 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10095 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10096 last parameter to reg_scan.
10097 * loop.c (loop_optimize): Likewise.
10098 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10099 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10100 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10101 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10102 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10103 * regclass.c (reg_scan): Likewise, for the declaration.
10104 * rtl.h (reg_scan): Likewise, for the prototype.
10106 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10109 mark_dfs_back_edges.
10111 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10113 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10114 (compute_avail): Uses don't go in tmp_gen.
10116 2005-01-16 Steven Bosscher <stevenb@suse.de>
10118 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10119 loop to look for a free slot in a page entry.
10121 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10124 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10125 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10126 just before targetm.asm_out.file_end.
10127 * tree.h (process_pending_assemble_output_defs): Declare.
10128 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10130 (assemble_alias): Defer generation of assembly code for defines when
10131 TARGET_DEFERRED_OUTPUT_DEFS is true.
10132 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10133 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10134 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10136 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10139 * pa.c (pa_scalar_mode_supported_p): New function.
10140 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10141 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10143 * pa-protos.h (prefetch_operand): Delete.
10144 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10145 * pa.c (prefetch_operand): Delete.
10146 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10147 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10148 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10149 and prefetch_nocc_operand.
10150 * pa.md (prefetch): Rework to avoid reload problems handling short
10151 displacements when a cache control completer needs to be provided.
10152 (prefetch_32, prefetch_64): Delete.
10153 (prefetch_cc, prefetch_nocc): New patterns.
10155 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10157 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10159 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10162 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10163 exceeds maximum alignment for global common data.
10164 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10165 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10167 2004-01-15 Roger Sayle <roger@eyesopen.com>
10169 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10171 2004-01-15 Roger Sayle <roger@eyesopen.com>
10173 * harg-reg-set.h (reg_class_names): Prototype global array.
10174 * regclass.c (reg_class_names): Declare here and initialize to
10176 (dump_regclass): Remove local declaration of reg_class_names.
10177 (regclass): Likewise.
10178 * cfg.c (dump_flow_info): Likewise.
10179 * ra-debug.c (reg_class_names): Likewise.
10180 * regrename.c (reg_class_names): Likewise.
10181 * reload.c (reg_class_names): Likewise.
10182 * reload1.c (spill_failure): Likewise.
10183 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10185 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10187 * config/s390/s390.md ("reload_outti"): Remove predicate for
10188 output operand. Abort if operand is not a MEM.
10189 ("reload_outdi", "reload_outdf"): Likewise.
10191 2005-01-15 Marc Espie <espie@openbsd.org>
10193 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10194 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10195 * config/openbsd.h: Fix C++ includes for native configurations.
10196 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10197 Add trampoline support.
10198 * config/i386/openbsdelf.h: New.
10200 2005-01-15 Marc Espie <espie@openbsd.org>
10202 * collect2.c (main): Explicitly parse -dynamic-linker option.
10204 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10206 PR tree-optimization/19060
10207 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10208 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10209 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10210 and handle extract_range_from_cond returning false.
10211 * fold-const.c (fold): Optimize comparisons with min/max even for
10212 width > HOST_BITS_PER_WIDE_INT.
10214 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10216 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10217 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10218 Remove little endian multilib variants.
10219 Add mips32 multilib variant.
10221 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10223 * explow.c (copy_all_reg, stabilize): Remove.
10224 * expr.h: Remove the corresponding prototypes.
10226 * rtlanal.c (regs_set_between_p): Remove.
10227 * rtl.h: Remove the corresponding prototype.
10229 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10231 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10232 to rs6000_nonimmediate_operand.
10233 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10234 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10235 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10236 rs6000_nonimmediate_operand.
10237 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10238 rs6000_nonimmediate_operand.
10240 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10242 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10244 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10246 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10248 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10249 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10251 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10252 (rs6k_nonimmediate_operand): New.
10253 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10255 (legitimate_lo_sum_address_p): Same.
10256 (rs6000_legitimize_address): Same.
10257 (rs6000_legitimize_reload_address): Same.
10258 (rs6000_legitimate_address): Same.
10259 (spe_build_register_parallel): Pass DF and DC modes in a DI
10262 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10263 to rs6k_nonimmediate_operand.
10265 * config/rs6000/spe.md ("*frob_df_di"): New.
10266 ("*frob_di_df"): New.
10267 ("*frob_di_df_2"): New.
10268 ("*mov_sidf_e500_subreg0"): New.
10269 ("*mov_sidf_e500_subreg4"): New.
10270 ("*movdf_e500_double"): Change predicate to
10271 rs6k_nonimmediate_operand.
10273 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10275 * postreload.c (move2add_note_store): Only call
10276 trunc_int_for_mode on scalar integers.
10278 2005-01-14 Steven Bosscher <stevenb@suse.de>
10280 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10281 replace BB_VISITED uses.
10282 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10283 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10284 (tree_dce_done): Free visited_control_parents.
10285 (perform_tree_ssa_dce): Allocate and clear it.
10286 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10287 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10288 instead of BB_VISITED.
10290 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10292 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10293 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10294 Remove unused prototypes.
10296 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10298 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10299 64-bit register usage.
10300 (spe_func_has_64bit_regs_p): Add FIXME note.
10302 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10304 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10305 flag_finite_math_only with flag_unsafe_math_optimizations.
10307 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10309 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10310 end-of-stack check.
10311 (__tpf_eh_return): Copy TPF private stack area from the module
10312 boundary stack frame. Add check for when module addresses are
10313 equal, but no stub address is found.
10315 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10318 * arm.h (struct machine_function): Add call_via field.
10319 (thumb_call_via_label): Declare.
10320 * arm.c (thumb_call_via_label): New variable.
10321 (thumb_call_reg_needed): New variable.
10322 (arm_output_function_epilogue): For Thumb code, output any per-function
10323 call-indirect trampolines.
10324 (thumb_call_via_reg): New function.
10325 (arm_file_end): New function.
10326 (TARGET_ASM_FILE_END): Call arm_file_end.
10327 (aof_file_end): Likewise.
10328 * arm-protos.h (thumb_call_via_reg): Declare.
10329 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10330 thumb_call_via_reg in normal case.
10332 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10334 PR middle-end/19084
10335 PR rtl-optimization/19348
10336 * recog.c (peephole2_optimize): Do global life update if some peephole
10337 decides it doesn't need at least one of its inputs and that change
10338 influences liveness at the start of the basic block.
10340 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10341 arguments instead of 1.
10343 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10345 PR middle-end/18820
10346 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10347 zero for nested functions needing a static chain or functions
10348 with a non-constant address.
10350 2005-01-13 Roger Sayle <roger@eyesopen.com>
10352 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10353 (and (sign_extend X) C) into (zero_extend (and X C)).
10355 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10357 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10359 2005-01-13 Richard Henderson <rth@redhat.com>
10364 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10365 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10366 not just TARGET_SSE.
10367 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10368 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10369 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10370 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10371 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10372 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10373 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10374 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10375 (movdicc_c_rex64): Rename with '*'.
10376 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10377 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10378 (movsfcc_1_387): Rename from movsfcc_1.
10379 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10380 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10381 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10382 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10383 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10384 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10385 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10386 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10387 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10388 sse_movdfcc_const0_4): Remove.
10389 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10390 recognize min/max early. Update for changed sse cmove patterns.
10391 (ix86_split_sse_movcc): New.
10392 * config/i386/i386-protos.h: Update.
10394 2005-01-13 Steven Bosscher <stevenb@suse.de>
10396 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10397 (fix_stmt_v_may_defs): Likewise.
10399 2005-01-13 Richard Henderson <rth@redhat.com>
10401 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10402 for converting the mask.
10404 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10406 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10409 2005-01-13 Richard Henderson <rth@redhat.com>
10411 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10412 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10413 IX86_BUILTIN_MOVDQ2Q): Remove.
10414 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10415 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10416 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10418 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10419 (sse2_pextrw): Fix immediate constraint.
10420 (sse2_loadq, sse2_loadq_rex64): Remove.
10421 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10422 Use __builtin_ia32_vec_ext_<size>.
10423 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10425 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10427 * function.c (assign_parm_setup_block): Look inside original
10428 entry_parm when inspecting PARALLEL.
10430 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10431 Joel Sherrill <joel@oarcorp.com>
10434 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10435 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10436 rtems_gxx_recursive_mutex_init.
10437 (__gthread_recursive_mutex_lock): New function.
10438 (__gthread_recursive_mutex_trylock): Likewise.
10439 (__gthread_recursive_mutex_unlock): Likewise.
10441 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10443 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10445 2005-01-13 Jan Beulich <jbeulich@novell.com>
10447 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10448 (ashrti3_internal): Indicate output is early clobber. Generate result
10449 into output rather than first input. Use move for low word of output
10450 if shift count is exactly 64.
10451 (lshrti3_internal): Likewise.
10453 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10457 * reload1.c (delete_output_reload): Don't delete an output reload
10458 if the pseudo lives longer than a single basic block. Adjust and
10459 improve wording of comment.
10461 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10464 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10465 of TYPE_SIZE where we mean the number of bytes.
10467 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10469 * function.c (assign_parm_setup_block): Relax condition on
10470 multi-register optimization.
10472 2005-01-12 Nick Clifton <nickc@redhat.com>
10474 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10475 an "in_delay_slot" attribute of "no" to prevent them being used in
10476 delay slots. This is forbidden because they might generate
10479 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10482 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10483 with r->Y and Y->r.
10485 2005-01-12 Nick Clifton <nickc@redhat.com>
10487 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10488 passed on to GAS) but do not define, as GAS no longer supports or
10489 needs the -m2000 option.
10491 2005-01-11 Roger Sayle <roger@eyesopen.com>
10493 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10494 type as args of unprototyped builtins aren't automatically promoted.
10495 (fold_builtin_abs): Likewise.
10497 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10499 * Makefile.in: Set a `build-warn' variable.
10501 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10503 PR tree-optimization/17949
10504 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10505 (find_interesting_uses_address): Use it.
10507 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10509 * regrename.c (kill_value): Handle subreg's that won't simplify.
10511 2005-01-11 Richard Henderson <rth@redhat.com>
10514 * config/i386/i386.h (enum ix86_builtins): Move ...
10515 * config/i386/i386.c: ... here.
10516 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10517 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10518 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10519 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10520 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10521 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10522 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10523 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10524 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10525 IX86_BUILTIN_LOADDDUP): Remove.
10526 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10527 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10528 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10529 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10530 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10531 (ix86_init_builtins): Make static.
10532 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10533 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10534 if all the modes match. Otherwise, fake it.
10535 (get_element_number, ix86_expand_vec_init_builtin,
10536 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10537 (ix86_expand_builtin): Make static. Update for changed builtins.
10538 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10539 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10540 (ix86_expand_vector_init_duplicate): New.
10541 (ix86_expand_vector_init_low_nonzero): New.
10542 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10543 Split out from ix86_expand_vector_init; handle integer modes.
10544 (ix86_expand_vector_init): Use them.
10545 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10546 * config/i386/i386-protos.h: Update.
10547 * config/i386/predicates.md (reg_or_0_operand): New.
10548 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10549 (movv2sf_internal): Likewise. And a splitter to match them all.
10550 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10551 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10552 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10553 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10554 (mmx_pinsrw): Fix operand ordering.
10555 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10556 rather than sse_loadss expander.
10557 (movv2df splitter): Similarly.
10558 (sse_loadss, sse_loadlss): Remove.
10559 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10560 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10561 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10562 (sse3_movddup): Rename with '*'.
10563 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10564 (sse2_loadsd): Remove.
10565 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10566 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10567 (sse2_pinsrw): Fix argument ordering.
10568 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10569 (sse2_stored): Remove 'r' destination.
10570 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10571 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10572 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10573 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10574 vec_extractv16qi, vec_initv16qi): New.
10576 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10577 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10578 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10580 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10581 (_mm_load_si128, _mm_store_si128): Likewise.
10582 (_mm_load1_pd): Use _mm_set1_pd.
10583 (_mm_load_sd): Use _mm_set_sd.
10584 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10585 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10586 (_mm_set_epi64): Use _mm_set_epi64x.
10587 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10588 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10589 _mm_setr_epi8): Use _mm_set_foo form.
10590 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10591 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10592 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10593 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10594 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10595 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10596 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10597 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10598 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10599 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10600 (_mm_movedup_pd): Use _mm_shuffle_pd.
10601 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10602 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10603 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10604 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10605 Use _mm_setzero_ps.
10606 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10607 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10608 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10609 (_mm_store_ps): Use raw dereference.
10610 (_mm_store1_ps): Use _mm_storeu_ps.
10611 (_mm_storer_ps): Use _mm_store_ps.
10612 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10613 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10615 2005-01-11 Stan Shebs <shebs@apple.com>
10617 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10618 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10620 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10623 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10624 Skip all DECLs except for FIELD_DECLs.
10626 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10628 * config/s390/s390.c (override_options): Return error if
10629 -mbackchain, -mpacked-stack and -mhard-float are used together.
10630 (s390_va_start): Remove the backchain && packed-stack special case.
10631 (s390_gimplify_va_arg): Likewise.
10632 * doc/invoke.texi: Remove the ABI incompatibility note.
10634 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10636 * config/s390/s390.c (struct s390_frame_layout): Remove
10638 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10639 save_backchain_p with TARGET_BACKCHAIN.
10641 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10644 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10645 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10646 * function.c (locate_and_pad_parm): Set new field.
10647 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10648 Tweak where_pad test to include "none". Always set mem align for
10650 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10651 not sufficient for type.
10652 (assign_parm_setup_block): If stack_parm is zero on entry, always
10653 make a new stack local. Block move old stack parm if necessary
10654 to new aligned stack local.
10655 (assign_parm_setup_stack): Use a block move to handle
10656 potentially misaligned entry_parm.
10657 (assign_parms_unsplit_complex): Specify required alignment when
10658 creating stack local.
10659 * calls.c (compute_argument_addresses): Override alignment of stack
10660 arg calculated from its type with the alignment given by
10661 FUNCTION_ARG_BOUNDARY.
10662 (store_one_arg): Likewise.
10664 2005-01-11 Jan Beulich <jbeulich@novell.com>
10666 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10667 Change respective itanium_class attribute to ialu.
10668 (shladdp4_internal): New.
10669 * config/ia64/predicates.md (shladd_log2_operand): New.
10671 2005-01-11 Richard Henderson <rth@redhat.com>
10673 * expr.c (store_constructor): Use rtvec_alloc instead of
10674 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10676 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10678 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10680 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10682 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10683 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10684 (TARGET_RWRELOC): Define.
10685 (ia64_rwreloc_section_type_flags): Delete.
10686 (ia64_section_type_flags): New function.
10687 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10688 (TARGET_RWRELOC): Define.
10690 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10693 * config/ia64/ia64.c (process_set): For alloc insn, only call
10694 process_epilogue is !frame_pointer_needed.
10696 2005-01-10 Roger Sayle <roger@eyesopen.com>
10699 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10700 unary operator and can't be treated as a binary/comparison operator.
10702 2005-01-10 Richard Henderson <rth@redhat.com>
10704 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10705 (ix86_return_in_memory): Likewise.
10706 (function_arg_advance): Likewise. Mirror structure in function_arg
10707 for choosing register to advance.
10709 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10711 * tree-vectorizer.c, tree.def: Fix comment typos.
10713 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10715 * config/s390/s390.c (struct processor_costs): 4 new fields:
10716 ddbr, ddr, debr, der.
10717 (s390_rtx_costs): More precise handling of divide instructions.
10719 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10721 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10723 2005-01-10 Jan Beulich <jbeulich@novell.com>
10725 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10726 names resulting from -ffunction-sections/-fdata-sections and linkonce
10728 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10729 based on the section name. Rearrange the section name comparison logic
10730 slightly so that each section name is compared against at most once.
10732 2005-01-10 Ben Elliston <bje@au.ibm.com>
10734 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10735 targets for which -fPIC reduces limitations on the GOT size.
10737 2005-01-09 Falk Hueffner <falk@debian.org>
10739 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10742 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10745 * collect2.c (main): Set aixrtl_flag for -brtl option.
10746 (resolve_lib_name): Search for .so file extension before .a
10747 if aixrtl_flag set.
10749 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10751 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10752 (vect_analyze_data_refs_alignment): Add dump prints.
10754 2005-01-09 Ira Rosen <irar@il.ibm.com>
10756 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10757 expr_invariant_in_loop_p.
10758 Initialize outputs first thing in the function.
10759 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10760 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10761 (vect_analyze_pointer_ref_access): Check that the initial condition of
10762 the access function is loop invariant.
10764 2005-01-09 Richard Henderson <rth@redhat.com>
10766 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10767 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10768 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10769 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10770 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10771 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10772 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10773 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10774 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10775 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10776 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10777 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10778 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10779 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10780 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10781 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10782 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10783 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10784 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10785 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10786 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10787 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10788 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10790 (mmx_clrdi, pavgusb): Remove.
10791 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10792 with leading sse_ prefix.
10793 * config/i386/sse.md: Receive them.
10794 * config/i386/mmx.md: New file.
10795 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10796 (subrv2sf3): Turn into expander for normal subtraction.
10797 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10798 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10799 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10800 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10801 commutative; use ix86_binary_operator_ok.
10802 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10803 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10804 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10805 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10806 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10807 Macroize from existing patterns; use ix86_binary_operator_ok.
10808 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10809 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10810 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10811 with vec_select+vec_concat.
10812 (mmx_pshufw, mmx_pshufw_1): Likewise.
10813 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10814 (mmx_uavgv4hi3): Model correctly.
10815 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10816 _mm_xor_si64): Remove casts.
10818 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10820 PR tree-optimization/19224
10821 * tree-scalar-evolution.c (get_instantiated_value,
10822 set_instantiated_value): New functions.
10823 (instantiate_parameters_1): Cache the results.
10824 (instantiate_parameters, resolve_mixers): Initialize and free
10827 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10829 * config/i386/i386.md (addhi_4): Correct reference in comment.
10832 2005-01-08 Richard Henderson <rth@redhat.com>
10834 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10835 (_mm_cvtsi128_si64x): Likewise.
10836 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10837 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10838 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10839 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10840 * config/i386/i386-protos.h: Update.
10841 * config/i386/i386.c (print_operand): Add 'H'.
10842 (ix86_fixup_binary_operands): Split out from ...
10843 (ix86_expand_binary_operator): ... here.
10844 (ix86_fixup_binary_operands_no_copy): New.
10845 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10846 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10847 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10848 (safe_vector_operand): Use CONST0_RTX.
10849 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10850 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10851 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10852 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10854 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10855 (IX86_BUILTIN_CMPNGESS): New.
10856 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10857 (attr type): Add sselog1.
10858 (attr unit, attr memory): Handle it.
10859 (movti, movti_internal, movti_rex64): Move near other integer moves.
10860 (movtf, movtf_internal): Move near other fp moves.
10861 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10862 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10863 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10864 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10865 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10866 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10867 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10868 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10869 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10870 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10871 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10872 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10873 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10874 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10875 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10876 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10877 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10878 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10879 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10880 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10881 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10882 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10883 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10884 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10885 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10886 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10887 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10888 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10889 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10890 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10891 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10892 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10893 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10894 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10895 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10896 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10897 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10898 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10899 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10900 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10901 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10902 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10903 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10904 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10906 (SSEPUSH, push<SSEPUSH>): Remove.
10907 (MMXPUSH, push<MMXPUSH>): Remove.
10908 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10909 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10910 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10911 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10912 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10913 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10914 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10915 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10916 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10917 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10918 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10919 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10920 (ppro_sse_log_V4SF): Handle sselog1.
10921 * config/i386/predicates.md (const_0_to_1_operand): New.
10922 (const_0_to_255_mul_8_operand): New.
10923 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10924 (const_2_to_3_operand, const_4_to_7_operand): New.
10925 * config/i386/sse.md: New file.
10926 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10927 (sse_movups): Rename from sse_movups_1.
10928 (sse_loadlss): Rename from sse_loadss_1.
10929 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10931 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10932 (absv4sf2, negv2df, absv2df): New.
10933 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10934 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10935 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10936 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10937 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10938 (sse3_addsubv4sf3): Model correctly.
10939 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10940 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10941 (sse_movhlps): Model with vec_select+vec_concat.
10942 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10943 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10944 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10945 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10946 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10947 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10948 sse2_pshufhw_1): Likewise.
10949 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10950 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10951 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10952 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10953 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10954 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10955 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10956 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10957 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10958 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10959 sminv8hi3): Mark commutative
10960 operands. Use ix86_binary_operator_ok.
10961 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10962 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10963 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10964 sse2_punpcklqdq): Allow operand2 in memory.
10965 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10966 sse2_movsd): Add memory alternatives.
10967 (sse_storelps): Turn expander into an insn; split after reload.
10968 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10969 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10971 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10973 * configure.ac (DWARF-2 debug_line): Use objdump.
10974 * configure: Regenerate.
10976 2005-01-08 Jeff Law <law@redhat.com>
10977 Diego Novillo <dnovillo@redhat.com>
10979 PR tree-optimization/18241
10980 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10981 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10982 statements with volatile operands.
10983 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10984 operands after marking a statement with has_volatile_ops.
10986 2005-01-08 Roger Sayle <roger@eyesopen.com>
10988 * tree.c (int_fits_type_p): Always honor integer constant
10989 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10991 2005-01-08 Roger Sayle <roger@eyesopen.com>
10993 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10994 the latent bug in rtl_delete_block has been resolved.
10996 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10998 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10999 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11001 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11003 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11004 library as @multilib_dir@/$(SHLIB_SONAME).
11006 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11008 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11009 * configure: Regenerate.
11011 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11013 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11016 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11019 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11020 Convert non-word aligned offset address using ld/std into
11023 2005-01-07 Richard Henderson <rth@redhat.com>
11025 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11027 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11029 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11031 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11033 PR tree-optimization/19283
11034 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11035 is not shorter than the original type.
11037 PR rtl-optimization/19012
11038 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11040 PR rtl-optimization/18861
11041 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11042 (FULL_STATE): Define.
11043 (mark_tablejump_edge): New function.
11044 (purge_dead_tablejump_edges): New function.
11045 (find_bb_boundaries): Use it.
11047 PR tree-optimization/18828
11048 * builtins.c (expand_builtin_next_arg): Remove argument and all
11049 the argument checking.
11050 (expand_builtin): Adjust caller.
11051 (expand_builtin_va_start): Likewise. Remove error for too many
11053 (fold_builtin_next_arg): Issue error for too many arguments.
11054 After checking arguments, replace them with magic arguments that
11055 prevent further checking of the args.
11057 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11059 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11061 2005-01-06 Roger Sayle <roger@eyesopen.com>
11064 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11065 and %{.S:...} (and their negative variants) to test whether the
11066 input file is assembler or pre-processed-assembler independent of
11067 the actual filename extension.
11069 2005-01-06 Roger Sayle <roger@eyesopen.com>
11071 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11072 of sign or zero extended values.
11074 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11076 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11077 for IBM long double format correctly.
11079 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11081 Fix PR tree-optimization/18792
11083 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11084 to first_loop_depth, and use loop depth instead of loop number.
11085 (build_classic_dir_vector): Ditto.
11086 (compute_data_dependences_for_loop): Use depth, not loop number.
11087 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11088 number. Pass in loops, instead of loop numbers.
11089 (gather_interchange_stats): Ditto.
11090 (linear_transform_loops): Ditto.
11092 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11095 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11096 biv_fits_mode_p, extension_within_bounds_p): New functions.
11097 (check_ext_dependent_givs): Use them.
11099 2005-01-06 Roger Sayle <roger@eyesopen.com>
11101 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11102 more than one barrier, in which case we should delete them all.
11104 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11106 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11108 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11110 Fix PR middle-end/19286
11112 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11113 output this subprogram, simply ignore this attempt to do it again.
11114 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11115 origin attribute if it's not possible.
11116 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11117 (decls_for_scope): Ditto.
11118 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11119 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11121 2005-01-05 Richard Henderson <rth@redhat.com>
11124 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11125 (bdesc_2arg): Use it.
11126 (ix86_expand_binop_builtin): Force operands into registers
11128 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11129 ix86_expand_sse_compare, ix86_expand_sse_comi,
11130 ix86_expand_builtin): Likewise.
11132 2005-01-05 Richard Henderson <rth@redhat.com>
11134 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11136 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11137 (mulv4hi3): Set itanium_class mmmul.
11138 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11139 (fpack): Rename from fpack_sfsf.
11141 2005-01-05 Richard Henderson <rth@redhat.com>
11144 * reload1.c (do_input_reload): Restrict the optimization deleteing
11145 a previous output reload to RELOAD_FOR_INPUT.
11147 2005-01-05 Steven Bosscher <stevenb@suse.de>
11149 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11150 comment that we fall through after case.
11151 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11152 (distribute_links): Likewise.
11153 * cse.c (cse_insn): Likewise.
11154 * cselib.c (cselib_invalidate_mem): Likewise.
11155 * df.c: Update comments at the top of the file.
11156 (read_modify_subreg_p): Update comments here too.
11157 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11158 * flow.c (mark_set_1): Likewise.
11159 (mark_used_regs): Likewise.
11160 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11161 (canon_list_insert): Likewise.
11162 (mark_set): Likewise.
11163 (try_replace_reg): Likewise.
11164 (store_killed_in_insn): Likewise.
11165 * loop.c (count_one_set): Likewise.
11166 (basic_induction_var): Likewise.
11167 * postreload-gcse.c (find_mem_conflicts): Likewise.
11168 * postreload.c (reload_combine_note_store): Likewise.
11169 (move2add_note_store): Likewise.
11170 * reload.c (find_equiv_reg): Likewise.
11171 (mark_referenced_resources): Likewise.
11172 * rtlanal.c (set_noop_p): Likewise.
11173 (note_stores): Likewise.
11174 (note_uses): Likewise.
11175 * sched-deps.c (sched_analyze_1): Likewise.
11176 * sched-rgn.c (check_live_1): Likewise.
11177 (update_live_1): Likewise.
11178 * config/i860/i860.c: Likewise.
11180 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11182 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11184 * doc/rtl.texi: Update documentation for bit-fields and SET.
11186 2005-01-05 Roger Sayle <roger@eyesopen.com>
11188 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11190 2005-01-05 Jan Hubicka <jh@suse.cz>
11191 Richard Henderson <rth@redhat.com>
11194 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11197 2005-01-05 Richard Henderson <rth@redhat.com>
11200 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11201 (sse_shufps): Change operand 3 to const_int_operand.
11202 (sse2_storelps): Fix typo in template.
11203 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11204 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11205 (ix86_expand_builtin): Likewise.
11207 2005-01-05 Julian Brown <julian@codesourcery.com>
11209 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11210 as aggregates for AAPCS ABIs.
11212 2005-01-05 Stan Shebs <shebs@apple.com>
11214 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11215 Mach-O getters if ppc64.
11216 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11218 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11219 signed four-byte field for global code case.
11220 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11222 2005-01-05 Roger Sayle <roger@eyesopen.com>
11224 PR middle-end/19100
11225 * c-common.c: Include real.h.
11226 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11227 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11228 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11229 * Makefile.in (c-common.o): Update dependencies.
11231 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11233 * c-parse.in (asm_string): Add trailing semicolon.
11235 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11237 * c-parse.in (asm_string): New. Don't allow wide strings in
11239 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11240 asm_string instead of STRING.
11242 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11244 * c-typeck.c (constructor_no_implicit): Remove.
11245 (set_designator, process_init_element): Don't check
11246 constructor_no_implicit.
11248 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11249 Kaz Kojima <kkojima@gcc.gnu.org>
11252 * lcm.c (create_pre_exit): New.
11253 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11254 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11256 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11258 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11259 -msoft-float in target_float_switch.
11260 * arm.c (arm_override_options): Fix processing of target_float_switch.
11262 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11264 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11267 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11269 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11270 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11272 2005-01-04 Roger Sayle <roger@eyesopen.com>
11274 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11275 if deleting the then-block allows the test-block to fallthru to the
11278 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11281 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11282 after the full declaration if the are in two different TUs.
11284 2005-01-04 Richard Henderson <rth@redhat.com>
11287 * tree-sra.c (generate_one_element_init): Just
11288 call gimplify_and_add.
11289 (generate_element_init): Record the
11290 new referenced variables and mark them for renaming
11291 and split out to ...
11292 (generate_element_init_1): This.
11293 (scalarize_init): Don't call push_gimplify_context/
11294 pop_gimplify_context.
11296 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11298 * toplev.c (get_src_pwd): Handle failure of getpwd().
11300 2005-01-04 Roger Sayle <roger@eyesopen.com>
11302 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11304 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11305 all the cases handled by it are inverted by invert_truthvalue.
11307 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11309 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11310 (save_register_windowsi): Likewise.
11312 2005-01-04 Richard Henderson <rth@redhat.com>
11314 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11316 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11318 PR middle-end/17767
11319 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11320 any simplifications of vector mode comparison operators.
11321 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11323 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11324 Devang Patel <dpatel@apple.com>
11326 PR tree-optimization/18308
11327 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11328 the operands before creating a new expression.
11329 * dojump.c (do_jump): Make drop_through_label available
11330 for all cases. Add expansion of COND_EXPR.
11332 2005-01-04 Ira Rosen <irar@il.ibm.com>
11334 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11335 INTEGER_CST instead of TREE_CONSTANT.
11336 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11337 instead of TREE_CONSTANT.
11338 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11339 instead of TREE_CONSTANT.
11341 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11343 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11345 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11348 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11349 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11351 2005-01-03 Richard Henderson <rth@redhat.com>
11353 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11354 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11355 fold_convert_const_real_from_real): Split out from ...
11356 (fold_convert_const): ... here.
11358 2005-01-03 Richard Henderson <rth@redhat.com>
11361 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11362 (mov<MMXMODEI>_internal): Likewise.
11363 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11364 Add V2SF case; use it for SSE1; don't use TI.
11365 (movdf_integer): Likewise.
11366 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11368 2005-01-03 Ira Rosen <irar@il.ibm.com>
11370 * tree-vectorizer.c (vect_strip_conversions): New function.
11371 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11372 check for binary class.
11374 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11378 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11380 * gimple-low.c (mark_blocks_with_used_vars): New function.
11381 (mark_blocks_with_used_subblocks): Ditto.
11382 (mark_used_blocks): Ditto.
11383 (pass_mark_used_blocks): New pass.
11384 * tree-inline.c: Include debug.h.
11385 (expand_call_inline): Call outlining_inline_function here.
11386 * tree-optimize.c (init_tree_optimization_passes): Add
11387 pass_mark_used_blocks.
11388 * tree-pass.h (pass_mark_used_blocks): New.
11389 * Makefile.in (tree-inline.o): Add debug.h dependency.
11391 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11393 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11394 VAR_DECLs to have weak_import attribute.
11396 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11399 2004-01-03 Steven Bosscher <stevenb@suse.de>
11401 * passes.c (rest_of_compilation): Don't run regmove if only
11402 flag_expensive_optimizations, require flag_regmove instead.
11404 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11406 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11408 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11409 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11410 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11411 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11413 2005-01-03 Richard Henderson <rth@redhat.com>
11415 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11416 (ia64_const_ok_for_letter_p): New.
11417 (ia64_const_double_ok_for_letter_p): New.
11418 (ia64_extra_constraint): New.
11419 (ia64_expand_vecint_compare): New.
11420 (ia64_expand_vcondu_v2si): New.
11421 (ia64_expand_vecint_cmov): New.
11422 (ia64_expand_vecint_minmax): New.
11423 (ia64_print_operand): Add 'v'.
11424 (ia64_preferred_reload_class): New.
11425 (ia64_vector_mode_supported_p): New.
11426 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11427 (PREFERRED_RELOAD_CLASS): Move to function.
11428 (CONST_OK_FOR_LETTER_P): Move to function.
11429 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11430 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11431 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11432 (EXTRA_CONSTRAINT): Move to function.
11433 * config/ia64/ia64.md: Include vect.md.
11434 (itanium_class): Add mmalua.
11436 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11438 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11439 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11441 (const_int_2bit_operand): New.
11442 (fr_reg_or_0_operand): New.
11443 * config/ia64/ia64-modes.def: Add vector modes.
11444 * config/ia64/ia64-protos.h: Update.
11445 * config/ia64/vect.md: New file.
11447 2005-01-03 Richard Henderson <rth@redhat.com>
11449 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11451 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11454 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11456 (log1pdf2): Change mode of operands[0,1] to DFmode.
11458 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11460 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11461 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11462 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11463 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11464 SPARC_RELAXED_ORDERING.
11466 2005-01-03 Richard Henderson <rth@redhat.com>
11467 Uros Bizjak <uros@kss-loka.si>
11470 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11471 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11472 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11474 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11475 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11476 const_pow2_1_to_128_operand): New predicates.
11478 2005-01-02 Greg McGary <greg@mcgary.org>
11480 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11482 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11483 object. [ptr_type]: Remove unused variable.
11484 Remember nearest addressable array-element or record-component
11485 when checking bitfield components. Tolerate empty BIND_EXPR.
11487 2005-01-01 Richard Henderson <rth@redhat.com>
11489 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11490 that don't narrow the value. Fail for other conversions.
11492 2005-01-01 Richard Henderson <rth@redhat.com>
11495 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11496 * c-lang.c (finish_file): Don't do it here.
11497 * objc/objc-act.c (objc_finish_file): Likewise.
11499 * cgraph.c (decl_assembler_name_equal): New.
11500 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11501 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11502 * cgraph.h (struct cgraph_varpool_node): Add next.
11503 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11504 * varasm.c (assemble_alias): Mark the target as needed.
11506 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11508 PR middle-end/19221
11509 * function.c (get_arg_pointer_save_area): Use entry_of_function
11510 instead of get_insns.
11512 2005-01-01 Roger Sayle <roger@eyesopen.com>
11513 Andrew Pinski <pinskia@physics.uc.edu>
11514 James E. Wilson <wilson@specifixinc.com>
11516 PR rtl-optimization/12092
11517 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11520 2005-01-01 Roger Sayle <roger@eyesopen.com>
11521 Olivier Hainque <hainque@act-europe.fr>
11523 * tree.c (int_fits_type_p): A narrower type always fits in a
11524 wider one, except for negative values into unsigned types.
11526 2005-01-01 Roger Sayle <roger@eyesopen.com>
11528 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11529 with the original constant rather than require TREE_OVERFLOW.
11531 2005-01-01 Steven Bosscher <stevenb@suse.de>
11533 PR middle-end/17544
11534 * c-decl.c (finish_function): If compiling C99, annotate the
11535 compiler generated return with the current file name and line 0.
11536 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11537 the source line is greater than 0.
11538 (remove_bb): Likewise.