1 2004-07-21 Richard Henderson <rth@redhat.com>
3 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
4 TREE_THIS_VOLATILE, may_aliases, or optimization level.
5 (remove_useless_vars): Dump debugging info.
6 (expand_used_vars): Move ...
7 * cfgexpand.c (expand_used_vars): ... here. Make static.
8 * tree-flow-inline.h (set_is_used): New.
9 (set_default_def): Use get_var_ann.
10 * tree-flow.h: Update decls.
11 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
12 (create_ssa_var_map): Use it.
13 * tree-ssa.c (set_is_used): Remove.
15 2004-07-22 Ben Elliston <bje@au.ibm.com>
17 * gdbinit.in: Set a breakpoint on internal_error.
19 2004-07-21 Richard Henderson <rth@redhat.com>
21 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
22 to create a new basic block.
24 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
27 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
28 return type on function definitions. Move other warnings for
29 qualified return type to -Wreturn-type. Do not condition any such
30 warnings on -pedantic. Update comments.
31 (start_function): Only copy function type from previous prototype
32 declaration if return types are compatible.
33 * c-typeck.c (function_types_compatible_p): Don't condition
34 warning for incompatibility of volatile qualifiers on the return
35 type on -pedantic. Update comment.
36 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
38 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
40 * c-typeck.c (set_init_index): Require designator to be of integer
43 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
46 * c-parse.in (init): Change to exprtype.
47 (primary): Set original_code for STRING to STRING_CST.
48 Call maybe_warn_string_init for compound literals.
49 (initdcl, notype_initdcl): Call maybe_warn_string_init.
51 * c-tree.h (maybe_warn_string_init): New.
52 (pop_init_level, process_init_element): Use struct c_expr.
53 (struct c_expr): Update comment.
54 * c-typeck.c (maybe_warn_string_init): New function.
55 (digest_init): Call it. Additional parameter strict_string. All
57 (output_init_element): Likewise.
58 (struct constructor_stack): Use struct c_expr for
60 (really_start_incremental_init, push_init_level): Update.
61 (pop_init_level): Update. Return struct c_expr.
62 (process_init_level): Update. Take struct c_expr argument.
64 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
66 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
69 2004-07-21 Eric Christopher <echristo@redhat.com>
71 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
73 * c-decl.c (pop_scope): Ditto.
74 * calls.c (expand_call): Remove call to current_nesting_level,
75 update comment accordingly. Remove calls to expand_start_target_temps
76 and expand_end_target_temps.
77 * cfgexpand.c (construct_init_block): Remove call to
78 expand_start_bindings_and_block.
79 (construct_exit_block): Remove call to expand_end_bindings.
80 * expr.c (safe_from_p): Remove BIND_EXPR handling.
81 (expand_expr_real_1): Ditto. Fix formatting.
82 (expand_vars): Delete.
83 * stmt.c (POPSTACK): Remove block_stack.
84 (stmt_status): Remove x_block_stack.
85 (block_stack): Delete.
86 (expand_start_bindings_and_block): Ditto.
87 (expand_start_target_temps): Ditto.
88 (expand_end_target_temps): Ditto.
89 (current_nesting_level): Ditto.
90 (warn_about_unused_variables): Ditto.
91 (expand_end_bindings): Ditto.
92 * tree.h: Remove declarations for above.
94 2004-07-21 Steven Bosscher <stevenb@suse.de>
96 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
97 * rtl.c (note_insn_name): Likewise.
98 * print-rtl.c (print_rtx): Don't print it.
99 * cfgrtl.h (can_delete_note_p): Don't handle it.
100 (rtl_delete_block): Likewise.
101 * passes.c (rest_of_handle_guess_branch_prob): Remove.
102 (rest_of_compilation): Don't call it.
103 * predict.c (process_note_predictions, process_note_prediction,
104 note_prediction_to_br_prob): Remove.
105 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
106 * stmt.c (return_prediction): Remove.
107 (expand_value_return): Don't call it. Don't add prediction
108 notes for return statements.
110 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
112 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
115 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
117 * c-common.c (vector_types_convertible_p): Use vector types'
118 TYPE_SIZE and TREE_TYPE instead of their mode.
119 * convert.c (convert_to_integer): Likewise.
120 (convert_to_vector): Likewise.
121 * fold-const.c (fold_convert): Likewise.
122 * varasm.c (output_constant): Likewise.
123 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
124 Allow a VECTOR_TYPE initializer to be made of several vectors.
125 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
126 of cleared and need_to_clear, and use fold_convert.
127 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
130 2004-07-20 Richard Henderson <rth@redhat.com>
132 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
133 (expand_gimple_basic_block): out from here. Renamed from expand_block.
135 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
137 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
138 enormous cost if not TARGET_HARD_MUL.
140 2004-07-20 Andrew Pinski <apinski@apple.com>
143 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
146 2004-07-21 Paul brook <paul@codesourcery.com>
148 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
150 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
152 * fold-const.c (operand_equal_p): Temporarily support NULL args.
153 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
154 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
156 2004-07-20 Zack Weinberg <zack@codesourcery.com>
158 * rtl.h (plus_constant): Delete.
159 (plus_constant_wide): Rename to plus_constant.
160 (plus_constant_for_output_wide): Delete vestigial prototype.
161 (GEN_INT): Remove unnecessary cast.
162 * tree.h (build_int_2, size_int_type): Delete.
163 (build_int_2_wide): Rename to build_int_2.
164 (size_int_wide): Rename to size_int_kind.
165 (size_int_type_wide): Rename to size_int_type.
166 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
167 Remove unnecessary cast.
168 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
169 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
170 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
171 (size_int_type_wide): Rename size_int_type.
172 (int_const_binop): Use size_int_type.
173 * c-lex.c (interpret_integer): Use build_int_2.
174 * final.c (split_double): Remove unnecessary casts.
175 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
177 2004-07-20 Richard Henderson <rth@redhat.com>
179 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
180 (gimplify_compound_lval): Use is_gimple_tmp_reg.
181 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
182 (is_gimple_tmp_reg): New.
183 * tree-gimple.h (is_gimple_tmp_reg): Declare.
185 2004-07-20 Richard Henderson <rth@redhat.com>
187 * tree-pretty-print.c (dump_generic_node): Dump
188 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
190 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
192 * tree-mudflap.c (mf_set_options_fndecl): New tree.
193 (mudflap_init): Set it.
194 (mudflap_register_call): Remove __mf_init call.
195 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
196 to pass "-ignore-reads" option to libmudflap if needed.
198 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
201 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
202 (MAKE_DECL_ONE_ONLY): Undefine.
203 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
204 readonly_data, one_only_data_section, forget_section): New prototypes.
205 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
207 (pa_select_section): Add one-only (COMDAT) support.
208 * pa.h (struct machine_function): Define.
209 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
210 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
211 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
212 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
213 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
214 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
215 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
216 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
217 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
218 for EXTRA_SECTION_FUNCTIONS.
219 * doc/install.texi: Update binutils requirements.
221 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
223 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
224 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
225 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
227 (struct VEC): Use unsigned for num and alloc.
228 * vec.c (struct vec_prefix): Likewise.
229 (vec_o_reserve): Adjust.
231 * dbxout.c (dbxout_type): Fix printf format.
233 * tree.h (binfo_member): Remove.
234 * tree.c (binfo_member): Remove.
236 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
238 * tree.h: Include vec.h
239 (DEF_VEC_P(tree)): New type.
240 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
241 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
242 (BINFO_LANG_SLOT): Remove.
243 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
244 (struct tree_binfo): Turn base_binfos into a trailing
245 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
246 (binfo_lang_slots): Remove.
247 * tree.c (binfo_lang_slots): Remove.
248 (make_tree_binfo_stat): Take a base binfo count, not a
249 lang slot count. Adjust.
250 * Makefile.in (TREE_H): Add vec.h
251 * alias.c (record_component_aliases): Adjust BINFO access.
252 * dbxout.c (dbxout_type): Likewise.
253 * dwarf2out.c (gen_member_die): Likewise.
254 * sdbout.c (sdbout_one_type): Likewise.
255 * tree-dump.c (deque_and_dump): Likewise.
256 * config/i386/i386.c (classify_argument,
257 contains_128bit_aligned_vector_p): Likewise.
258 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
259 * doc/c-tree.texi (Classes): Update BINFO documentation.
261 2004-07-20 Steven Bosscher <stevenb@suse.de>
263 * c-common.h (check_case_value): Remove prototype.
264 (c_add_case_label): Adjust prototype.
265 * c-common.c (check_case_value): Make static.
266 (check_case_bounds): New function.
267 (c_add_case_label): Use it. Take new argument orig_type.
268 * c-typeck.c (struct c_switch): New orig_type field.
269 (c_start_case): Set it.
270 (do_case): Pass it to c_add_case_label.
271 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
272 cases from here. Add the labels in reverse order.
273 * stmt.c (struct case_node): Adjust comment. Remove balance field.
274 (add_case_node): Return nothing, don't check for duplicate cases.
275 Insert new case nodes in a list, not in an AVL tree.
276 (expand_end_case_type): Don't turn a case tree into a case list.
277 (case_tree2list): Remove.
278 * tree.h (add_case_node): Adjust prototype.
280 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
282 * genattr.c (struct range, struct function_unit,
283 write_units, extend_range, init_range): Remove them.
284 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
285 Output "#define INSN_SCHEDULING" here.
286 * genattrtab.c (struct range, struct function_unit_op,
287 struct function_unit, struct dimension, enum operator,
288 operate_exp, expand_units, simplify_knowing,
289 encode_units_mask, simplify_by_exploding,
290 find_and_mark_used_attributes, unmark_used_attributes,
291 add_values_to_cover, increment_current_value,
292 test_for_current_value, simplify_with_current_value,
293 simplify_with_current_value_aux, gen_unit,
294 write_unit_name, write_function_unit_info,
295 write_complex_function, write_toplevel_expr,
296 find_single_value, extend_range): Remove.
297 (write_attr_get): Do not handle common_av->value
299 (struct attr_desc): Remove func_units_p and blockage_p.
300 (write_attr_valueq): Do not handle them.
301 (find_attr): Do not clear them.
302 (make_internal_attr): Do not initialize them.
303 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
304 * sched-vis.c (init_target_units, insn_print_units,
305 init_block_visualization, print_block_visualization,
306 visualize_scheduled_insns, visualize_no_unit,
307 visualize_stall_cycles, visualize_alloc,
308 visualize_free, target_units, get_visual_tbl_length,
309 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
310 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
311 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
312 * haifa-sched.c (blockage_range, clear_units,
313 schedule_unit, actual_hazard, potential_hazard,
314 insn_unit, unit_last_insn, unit_tick,
315 actual_hazard_this_instance, potential_hazard,
316 schedule_unit, max_insn_queue_index_value): Remove.
317 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
318 max_insn_queue_index.
319 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
320 * doc/md.texi (Processor pipeline description): Remove
321 references to old pipeline descriptions.
322 (Automaton pipeline description): Merge with the above.
323 (Old pipeline description, Comparison of the two descriptions):
326 * bt-load.c (migrate_btr_def): Remove references to
327 use_pipeline_interface.
328 * haifa-sched.c (insn_cost, schedule_insn,
329 schedule_block, advance_one_cycle, sched_init,
330 queue_to_ready, sched_finish): Likewise.
331 * modulo-sched.c (sms_schedule, advance_one_cycle,
332 ps_has_conflicts): Likewise.
333 * sched-rgn.c (init_ready): Likewise.
334 (debug_dependencies): Likewise, and remove an "if (1)".
335 * target.h (use_dfa_pipeline_interface): Remove.
336 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
337 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
338 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
339 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
340 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
341 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
342 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
343 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
344 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
345 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
346 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
347 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
348 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
349 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
350 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
351 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
352 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
353 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
354 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
356 2004-07-19 Roger Sayle <roger@eyesopen.com>
358 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
360 2004-07-19 Jeff Law <law@redhat.com>
362 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
363 (get_eq_expr_value): Use it. Simplify slightly.
365 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
367 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
368 (umulsidi3_32bit_r4000): Likewise.
370 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
372 * vec.h: Propagate location information properly.
373 (VEC_T_iterate): Add result pointer parameter.
375 (VEC_T_reserve): Use it.
377 2004-07-19 Daniel Jacobowitz <dan@debian.org>
379 * Makefile.in (c-format.o): Depend on c-format.h.
380 * c-format.h: New file.
381 (struct format_char_info): Add CHAIN member.
382 * c-format.c: Move some types and constants to c-format.h.
383 (format_type_error): Set to -1.
384 (struct function_format_info): Use an int for format_type.
385 (decode_format_type): Return an int. Return format_type_error
387 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
388 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
389 (scan_char_table, time_char_table, monetary_char_table): Initialize
391 (n_format_types): New variable.
392 (check_format_info_main): Handle CHAIN in format_char_info.
393 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
394 TARGET_N_FORMAT_TYPES.
395 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
396 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
397 * config/sol2-c.c: New file.
398 * config/t-sol2: New file.
399 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
400 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
401 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
403 * doc/extend.texi (Target Format Checks): New section.
404 (Function Attributes): Mention it.
405 * doc/invoke.texi: Mention target format checks.
406 * doc/sourcebuild.texi: Mention target format checks.
407 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
410 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
412 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
414 * config/s390/s390.c (regclass_map initializer): Register 35 added to
416 (load_multiple_operation, store_multiple_operation): Removed
417 pointless sanity check.
418 (s390_decompose_address): Added check for return_address_pointer_rtx.
419 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
420 (s390_return_address_offset): New function.
421 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
422 (FRAME_REGNO_P): Added check for register 35.
423 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
424 REG_ALLOC_ORDER): Appended entry for register 35.
425 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
426 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
427 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
428 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
429 is eliminable using stack pointer or hard frame pointer.
430 (REGISTER_NAMES): Added name for register 35.
431 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
432 pointless sanity check.
434 2004-07-19 Roger Sayle <roger@eyesopen.com>
436 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
437 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
438 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
439 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
440 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
441 (fold_relational_const): Tidy up handling of floating point
442 comparisons by calling real_compare. Remove tree_expr_nonzero_p
443 transformation; fold_relational_const assumes constant operands.
445 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
447 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
450 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
452 * c-tree.h (struct c_expr): Define.
453 (C_SET_EXP_ORIGINAL_CODE): Remove.
454 (parser_build_binary_op, build_compound_expr): Update prototypes.
455 * c-parse.in (%union): Add exprtype.
456 (FUNC_NAME): Mark as ttype.
457 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
459 (expr): Update. Define directly in terms of expr_no_commas
460 instead of using nonnull_exprlist.
461 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
462 offsetof_member_designator, typespec_nonreserved_nonattr, init,
463 initval, designator, component_declarator,
464 component_notype_declarator, enumerator, array_declarator,
465 condition, exexpr, switch_statement, stmt_nocomp, stmt,
466 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
467 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
469 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
470 * c-common.c (c_common_truthvalue_conversion): Don't check
472 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
473 Don't use C_EXP_ORIGINAL_CODE.
474 (default_conversion, default_function_array_conversion): Don't use
475 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
476 (internal_build_compound_expr): Merge into build_compound_expr.
477 (build_compound_expr): Take two operands instead of a TREE_LIST.
478 * objc/objc-act.c (get_super_receiver): Update calls to
481 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
483 * config/sh/sh.c (sh_use_dfa_interface): Remove.
484 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
486 * config/sh/sh.md: Extract pipeline descriptions
488 * config/sh/sh1.md: New file, extracted from sh.md.
489 * config/sh/sh4.md: New file, extracted from sh.md.
490 * config/sh/shmedia.md: New file, extracted from sh.md
491 and rewritten using new-style pipeline description.
493 2004-07-18 Zack Weinberg <zack@codesourcery.com>
495 * config/pa/pa.md: Delete the two remaining define_peephole
498 2004-07-18 Steven Bosscher <stevenb@suse.de>
499 Joseph S. Myers <jsm@polyomino.org.uk>
501 * c-common.c (c_common_truthvalue_conversion): Don't warn if
502 TREE_NO_WARNING is set.
504 2004-07-18 Roger Sayle <roger@eyesopen.com>
506 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
507 simplify_builtin_strncmp): Delete.
508 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
509 Change argument to accept an arglist instead of an "exp". Assume
510 that the return type is always integer_type_node. Copy missing
511 transformations from their now obsolete simplify_builtin_*
513 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
514 fold_builtin_strcmp and fold_builtin_strncmp.
515 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
516 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
517 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
519 2004-07-18 Daniel Jacobowitz <dan@debian.org>
521 * Makefile.in (tree-alias-common.o): Update dependencies.
523 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
525 * cfgloop.c (flow_loop_nested_p): Fix comment.
527 2004-07-17 Jason Merrill <jason@redhat.com>
530 * stor-layout.c (relayout_decl): New fn.
531 * tree.h: Declare it.
532 (DECL_BY_REFERENCE): New macro.
534 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
536 * libgcc2.c (__enable_execute_stack): New symbol.
537 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
538 and declare __enable_execute_stack.
539 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
540 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
541 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
542 ENABLE_EXECUTE_STACK.
543 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
544 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
545 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
546 ENABLE_EXECUTE_STACK.
547 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
548 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
549 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
550 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
551 ENABLE_EXECUTE_STACK.
552 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
553 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
554 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
555 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
556 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
557 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
558 (sparc64_initialize_trampoline): Likewise.
559 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
561 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
563 * langhooks.h (builtin_function): New langhook.
564 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
565 (LANG_HOOKS_INITIALIZER): Update.
566 * tree.h (builtin_function): Remove.
567 * doc/tm.texi: Update.
568 * c-tree.h (builtin_function): Declare.
569 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
570 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
571 config/ia64/ia64.c, config/iq2000/iq2000.c,
572 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
573 config/stormy16/stormy16.c: All callers of builtin_function
576 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
579 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
580 Remove white space after the backslash.
582 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
584 PR rtl-optimization/16294
585 * resource.c (return_insn_p): New predicate.
586 (mark_target_live_regs): Use it. Special-case return insns.
587 (init_resource_info): Use it. Don't scan the epilogue past
590 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
592 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
593 destroy dominance information.
594 * passes.c (rest_of_handle_loop2): Free dominance information.
595 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
597 (thread_jumps): Update dominance information and remove unreachable
599 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
600 information and remove the unreachable block.
602 2004-07-17 Graham Stott <graham.stott@btinternet.com>
604 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
606 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
608 * doc/sourcebuild.texi: Remove libf2c entry.
610 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
612 * config/i386/i386.md (movv16qi_internal): Fix typo.
614 2004-07-17 Steven Bosscher <stevenb@suse.de>
616 * final.c (final_scan_insn): Fix broken commit from previous
619 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
621 * c-typeck.c (parser_build_binary_op): Condition warnings for
622 X<=Y<=Z on -Wparentheses instead of -Wextra.
623 * doc/invoke.texi: Update. Document that most of -Wparentheses is
624 supported for C only.
626 2004-07-17 Steven Bosscher <stevenb@suse.de>
628 * cfgcleanup.c (try_simplify_condjump): Don't remove line
629 notes to avoid unreachable code warnings.
630 * toplev.c (backend_init): Don't emit line notes for
631 unreachable code warnings.
633 * combine.c (distribute_notes): Don't distribute a
635 * final.c (final_scan_insn): Don't handle it.
636 * rtl.c (reg_note_name): Remove it.
637 * rtl.h (enum reg_node): Dito.
639 * emit-rtl.c (force_line_numbers, restore_line_number_status):
641 * rtl.h (force_line_numbers, restore_line_number_status):
644 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
645 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
646 (using_eh_for_cleanups): Also moved here.
648 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
649 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
650 to expand_start_case and add_case_node.
651 * stmt.c (struct nesting): Cleanup unused fields condition_code,
652 last_unconditional_cleanup, nominal_type, printname, and
654 (struct fixup_goto): Remove.
655 (struct stmt_status): Remove x_goto_fixup_chain field.
656 (goto_fixup_chain): Remove.
657 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
658 pushcase, pushcase_range): Remove.
659 (expand_start_bindings_and_block): Don't set unused fields in
661 (expand_start_case, add_case_node): Cleanup unused formal arguments.
662 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
663 instead of emit_jump_if_reachable.
664 (emit_case_nodes): Likewise.
665 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
667 (update_eh_label): Work around left-over exception handing regions.
668 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
669 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
670 (pass_cleanup_cfg_post_optimizing): New pass.
671 (init_tree_optimization_passes): Run the new pass after all
673 * tree.h (pushcase, pushcase_range): Remove prototypes.
674 (expand_start_case, add_case_node): Update prototypes.
676 2004-07-16 Krister Walfridsson <cato@df.lth.se>
678 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
680 2004-07-16 Richard Henderson <rth@redhat.com>
682 * builtins.c (std_expand_builtin_va_arg): Remove.
683 (expand_builtin_va_arg): Remove.
684 * expr.h: Don't declare them.
685 * gimplify.c (mark_decls_volatile_r): Remove.
686 (copy_if_shared_r): Don't call it.
687 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
688 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
689 * gimple-low.c (lower_stmt): Likewise.
690 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
691 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
692 * tree-ssa-operands.c (get_expr_operands): Likewise.
693 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
694 EXPAND_BUILTIN_VA_ARG.
695 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
696 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
697 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
698 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
700 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
702 * tree-ssa-pre.c (insert_aux): Break out if we hit
705 2004-07-16 Richard Henderson <rth@redhat.com>
707 * basic-block.h (remove_fake_exit_edges): Declare.
708 * cfganal.c (remove_fake_predecessors): Rename from
709 remove_fake_successors; iterate over predecessors.
710 (remove_fake_exit_edges): New.
711 * cfgcleanup.c (try_optimize_cfg): Use it.
712 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
713 * predict.c (estimate_probability): Likewise.
714 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
715 * tree-cfg.c (make_edges): Likewise.
716 * tree-ssa-pre.c (fini_pre): Likewise.
717 * profile.c (instrument_edges): Don't remove_fake_edges.
718 (branch_prob): Do it earlier here.
720 2004-07-16 Richard Henderson <rth@redhat.com>
722 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
723 switchification wrt CONSTRUCTOR. Document the reason.
725 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
727 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
728 that prevented descriptive __mf_check source location strings.
730 2004-07-16 Richard Henderson <rth@redhat.com>
732 * tree-def (WITH_SIZE_EXPR): New.
733 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
734 * expr.c (expand_expr_real_1): Likewise.
735 * gimplify.c (maybe_with_size_expr): New.
736 (gimplify_arg, gimplify_modify_expr): Use it.
737 (gimplify_modify_expr_to_memcpy): Take size parameter.
738 (gimplify_modify_expr_to_memset): Likewise.
739 (gimplify_expr): Handle WITH_SIZE_EXPR.
740 * tree-alias-common.c (find_func_aliases): Likewise.
741 * tree-eh.c (tree_could_trap_p): Likewise.
742 (tree_could_throw_p): Likewise.
743 * tree-gimple.c (is_gimple_lvalue): Likewise.
744 (get_call_expr_in): Likewise.
745 * tree-inline.c (estimate_num_insns_1): Likewise.
746 (expand_calls_inline): Likewise.
747 * tree-nested.c (convert_call_expr): Likewise.
748 * tree-pretty-print.c (dump_generic_node): Likewise.
749 * tree-sra.c (sra_walk_expr): Likewise.
750 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
751 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
752 * tree-ssa-operands.c (get_expr_operands): Likewise.
753 * tree-tailcall.c (find_tail_calls): Likewise.
755 * calls.c (expand_call): Reset old_stack_allocated after
756 calling emit_stack_restore.
758 2004-07-16 Richard Henderson <rth@redhat.com>
760 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
761 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
762 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
763 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
764 copy_res_decl_for_inlining.
766 * tree-inline.c (declare_return_variable): New modify_dest argument.
767 Use it as the return value, when possible or manditory. Handle
768 TREE_ADDRESSABLE types.
769 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
770 replacement of CALL_EXPR.
772 2004-07-16 Richard Henderson <rth@redhat.com>
774 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
775 * gimple-low.c (expand_var_p): Don't check it.
776 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
777 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
778 * tree-ssa-operands.c (add_stmt_operand): Likewise.
779 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
780 (find_referenced_vars): Don't call them.
781 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
783 2004-07-16 Richard Henderson <rth@redhat.com>
785 * function.c (pass_by_reference): True for all variable sized types.
787 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
789 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
790 * tree-pretty-print.c: Include tree-chrec.h.
791 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
792 and POLYNOMIAL_CHREC nodes.
794 2004-07-16 Steve Ellcey <sje@cup.hp.com>
796 * builtins.c (expand_builtin_stpcpy): Do not create temporary
799 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
801 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
803 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
805 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
807 * config/s390/s390.c: Likewise.
808 * config/s390/s390.h: Likewise.
810 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
812 * config/mips/mips.md (addsi3, adddi3): Remove special handling
813 of $sp adds. Remove REGNO checks from mips16 patterns.
815 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
817 * config/mips/mips.md: Delete outdated comment.
819 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
821 * config/mips/mips.c (get_float_compare_codes): Delete.
822 (mips_emit_compare): New function, mostly extracted from
823 get_float_compare_codes and gen_conditional_branch.
824 (gen_conditional_branch, gen_conditional_move): Use it.
826 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
828 * genautomata.c (add_vect): Speedup by using integers as
829 bit-vectors for walking through the comb_vect and finding
832 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
834 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
835 operand is an uns_arith_operand; use subtraction otherwise.
836 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
837 not just arith_operands.
839 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
841 * config/mips/mips-protos.h (gen_int_relational): Delete.
842 (mips_emit_scc): Declare.
843 * config/mips/mips.c (internal_test): Delete.
844 (sle_operand, sleu_operand): New functions.
845 (map_test_to_internal_test, gen_int_relational): Delete.
846 (mips_emit_binary, mips_relational_operand_ok_p)
847 (mips_emit_int_relational, mips_zero_if_equal)
848 (mips_emit_scc): New functions.
849 (gen_conditional_branch): Rework to use mips_emit_int_relational.
850 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
852 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
853 (sltu, sleu): Use mips_emit_scc.
854 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
855 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
856 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
858 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
860 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
862 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
864 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
865 (*sne_[sd]i): Likewise sne_[sd]i_zero.
866 (*sgt_[sd]i): ...and sgt_[sd]i.
867 (*slt_[sd]i): ...and slt_[sd]i.
868 (*sgtu_[sd]i): ...and sgtu_[sd]i.
869 (*sltu_[sd]i): ...and sltu_[sd]i.
870 (*sleu_[sd]i): ...and sleu_[sd]i_const.
871 Name previously unnamed mips16 patterns. Formatting fixes.
873 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
875 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
876 (branch_type): Delete.
877 (gen_conditional_branch, gen_conditional_move)
878 (mips_gen_conditional_trap): Update after name change. Get the
879 comparison mode from cmp_operands[0].
880 * config/mips/mips.h (cmp_type, branch_type): Delete.
881 (cmp_operands): Renamed from branch_cmp.
882 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
883 name change. Don't set branch_type.
884 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
885 mode class of cmp_operands[0] rather than branch_type. Update after
888 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
890 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
891 of 0...255 to 0 when inside a SET.
893 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
895 * config/mips/mips.md: Remove mips16 define_peepholes.
897 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
899 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
900 (fini_pre): Remove fake edges.
902 2004-07-15 Richard Henderson <rth@redhat.com>
904 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
905 (get_indirect_ref_operands, get_call_expr_operands): ... these.
907 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
909 * vec.h (VEC_address): New function.
911 2004-07-14 Jason Merrill <jason@redhat.com>
914 * gimplify.c (gimplify_arg): New fn, split out from...
915 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
917 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
919 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
920 generate code which is generated by pushqi1 now
921 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
923 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
925 * combine.c (simplify_set): match the mode of the constant 0 with
926 the tested operand to match the compare behaviour and the
927 simplify_relational_operation() expectation.
929 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
931 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
934 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
936 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
938 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
940 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
942 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
943 calls in mips16 code.
945 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
947 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
948 the destination of the li as well as for the neg.
950 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
953 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
954 * cgraph.h: Update declaration.
955 * c-decl.c (build_cdtor): Update call with default priority.
956 * coverage.c (create_coverage): Ditto.
957 * tree-mudflap.c (mf_init_fndecl): New tree.
958 (mudflap_init): Set it.
959 (mudflap_register_call): Arrange to call __mf_init before the first
961 (mudflap_finish_file): Mark the mudflap static initializer as extra
962 high priority, to beat all C++ static constructors.
964 2004-07-15 Jeff Law <law@redhat.com>
966 * loop.c (check_insn_for_givs): Restore check for code labels that was
967 accidentally deleted by a recent checkin.
969 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
971 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
972 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
974 2004-07-14 Richard Henderson <rth@redhat.com>
976 * print-tree.c (print_node): Fix casts last change.
978 2004-07-15 Paul Brook <paul@codesourcery.com>
980 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
981 to TARGET_UNWIND_INFO.
982 * except.c (output_function_exception_table): Ditto.
984 * opts.c (decode_options): Ditto.
985 * passes.c (rest_of_handle_final): Ditto.
986 * final.c (final_start_function): Ditto.
987 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
989 * targhooks.h (default_unwind_emit): Declare.
990 * targhooks.c (default_unwind_emit): New function.
991 * target-def.h: Define and use TARGET_UNWIND_EMIT.
992 * target.h (struct gcc_target): Add unwind_emit.
993 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
994 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
995 Remove IA64_UNWIND_EMIT.
996 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
998 2004-07-14 Richard Henderson <rth@redhat.com>
1000 * print-tree.c (print_node): Handle SSA_NAME.
1002 2004-07-14 James E Wilson <wilson@specifixinc.com>
1005 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
1006 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
1008 2004-07-15 Jakub Jelinek <jakub@redhat.com>
1010 * expr.c (expand_assignment): Reenable bitfield += optimizations.
1011 Use alias set 0 for memory, do proper mode calculations and adjust
1012 address for memories.
1014 2004-07-14 Per Bothner <per@bothner.com>
1016 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
1017 structure with extra column field.
1018 * tree.c (expand_location): Also fill in column field.
1019 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
1020 gets confused by the two conditionally-compiled definitions.
1022 2004-07-14 Eric Christopher <echristo@redhat.com>
1024 * calls.c (expand_call): Fix typo in comment.
1026 2004-07-14 Steve Ellcey <sje@cup.hp.com>
1028 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
1029 comparision of TFmode.
1031 2004-07-14 Richard Henderson <rth@redhat.com>
1033 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
1034 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
1035 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
1036 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1037 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1038 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1039 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1040 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1041 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1043 2004-07-14 Mike Stump <mrs@apple.com>
1045 * config/darwin.h (WINT_TYPE): Define to be int to match
1046 system header files.
1048 2004-07-14 Bob Wilson <bob.wilson@acm.org>
1050 * config/xtensa/xtensa.c (function_arg_advance): Check for args
1051 that must be passed in the stack.
1052 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
1053 arguments if the size is not a constant.
1055 2004-07-14 Per Bothner <per@bothner.com>
1057 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
1058 instead of EXPR_LOCUS in a boolean context, which is always true
1059 if --enable-mapped-location.
1060 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
1062 2004-07-14 Richard Henderson <rth@redhat.com>
1064 * dominance.c (struct dom_info): Add fake_exit_edge.
1065 (init_dom_info): Allocate it.
1066 (free_dom_info): Free it.
1067 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
1069 (calc_idoms): Honor fake_exit_edge.
1071 2004-07-13 Jason Merrill <jason@redhat.com>
1073 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
1074 (rhs_test_for): New fn.
1075 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
1076 * tree-gimple.h: Declare them.
1077 * gimplify.c (gimplify_modify_expr): Use the new fns.
1079 2004-07-14 Richard Henderson <rth@redhat.com>
1081 * config/arm/arm-protos.h (arm_va_arg): Remove.
1082 * config/arm/arm.c (arm_va_arg): Remove.
1083 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
1084 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
1086 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1088 * pa.c (fix_range): New function to mark a range(s) of registers as
1090 (override_options): Call fix_range if the -mfixed-range option string
1092 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
1093 * doc/invoke.texi (-mfixed-range): Document new option.
1095 2004-07-14 David Edelsohn <edelsohn@gnu.org>
1097 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
1099 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
1101 2004-07-14 Roger Sayle <roger@eyesopen.com>
1103 * expmed.c (expand_sdiv_pow2): New function to expand signed division
1104 by a positive power of two, split out from expand_divmod. Provide
1105 an alternate implementation when shifts are expensive. Lower the
1106 threshold for using a branchless implementation to BRANCH_COST >= 2.
1107 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
1109 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1111 * tree-dfa.c (make_rename_temp): *Really* work just
1112 like create_tmp_var if called while outside SSA form.
1114 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1116 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1117 for division by zero.
1118 ("umodsi3"): Likewise.
1120 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1122 * config/mips/mips.c (mips_output_move): When generating mips16 code,
1123 force loads of negative constants to be split.
1124 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1125 Generalize SImode li/neg splitter to cope with other modes.
1127 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1129 * expmed.c: Remove more references to QUEUED in the comments.
1132 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1135 2004-07-13 Richard Henderson <rth@redhat.com>
1136 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1139 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1141 * tree-dfa.c (make_rename_temp): Work just like
1142 create_tmp_var if called while outside SSA form.
1144 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1146 * expr.c (enqueue_insn, finish_expr_for_function,
1147 protect_from_queue, queued_subexp_p, mark_queue,
1148 emit_insns_enqueued_after_mark, emit_queue,
1149 expand_increment): Remove.
1150 (store_constructor): Expand increment as an assignment.
1151 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1152 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1153 case POSTDECREMENT_EXPR>): Abort.
1154 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1155 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1156 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1157 * function.h (pending_chain, x_pending_chain): Remove.
1158 * rtl.def (QUEUED): Remove.
1160 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1161 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1162 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1163 encode_units_mask): Likewise.
1164 * local-alloc.c (equiv_init_varies_p): Likewise.
1165 * rtl.c (copy_rtx): Likewise.
1166 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1167 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1168 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1170 * builtins.c (expand_builtin, expand_builtin_apply,
1171 expand_builtin_mathfn, expand_builtin_mathfn_2,
1172 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1173 Remove calls to emit_queue and protect_from_queue.
1174 * calls.c (expand_call, precompute_arguments,
1175 precompute_register_parameters, rtx_for_function_call,
1176 store_one_arg): Likewise.
1177 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1178 * explow.c (memory_address): Likewise.
1179 * expmed.c (clear_by_pieces_1, clear_storage,
1180 clear_storage_via_libcall, emit_group_load,
1181 emit_group_store, emit_store_flag,
1182 expand_expr_real_1, store_by_pieces,
1183 store_constructor, store_expr, try_casesi,
1184 try_tablejump): Likewise.
1185 * function.c (expand_pending_sizes): Likewise.
1186 * optabs.c (emit_cmp_and_jump_insns,
1187 emit_conditional_add, emit_conditional_move,
1188 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1189 * stmt.c (emit_case_bit_tests,
1190 expand_asm_expr, expand_computed_goto,
1191 expand_decl_init, expand_end_case_type,
1192 expand_end_stmt_expr, expand_expr_stmt_value,
1193 expand_return, expand_start_case,
1194 optimize_tail_recursion): Likewise.
1195 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1196 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1198 2004-07-14 Ben Elliston <bje@au.ibm.com>
1200 * vec.h: Comment fix.
1202 2004-07-13 Richard Henderson <rth@redhat.com>
1204 * target.h (struct gcc_target): Add calls.pass_by_reference.
1205 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1206 * function.c (pass_by_reference): Use the hook.
1207 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1208 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1209 (hook_pass_by_reference_must_pass_in_stack): New.
1210 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1211 (alpha_pass_by_reference): New.
1212 (TARGET_PASS_BY_REFERENCE): New.
1213 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1214 * config/arc/arc.c (arc_pass_by_reference): New.
1215 (TARGET_PASS_BY_REFERENCE): New.
1216 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1217 (FUNCTION_ARG_CALLEE_COPIES): True.
1218 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1219 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1220 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1221 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1222 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1223 * config/cris/cris.c (cris_pass_by_reference): New.
1224 (TARGET_PASS_BY_REFERENCE): New.
1225 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1226 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1227 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1228 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1229 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1230 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1231 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1232 (frv_function_arg_pass_by_reference): Remove.
1233 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1234 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1235 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1236 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1237 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1238 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1239 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1240 (ia64_pass_by_reference): Rename from
1241 ia64_function_arg_pass_by_reference.
1242 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1243 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1244 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1245 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1246 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1247 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1248 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1249 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1250 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1251 (m32r_pass_by_reference): Adjust prototype. Make static.
1252 Handle mode sizes correctly.
1253 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1254 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1255 (m68hc11_function_arg_pass_by_reference): Remove.
1256 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1257 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1258 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1259 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1260 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1261 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1262 (mips_va_arg): Use pass_by_reference.
1263 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1264 Handle mode sizes correctly.
1265 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1266 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1267 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1268 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1269 (mmix_pass_by_reference): Rename from
1270 mmix_function_arg_pass_by_reference.
1271 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1272 (FUNCTION_ARG_CALLEE_COPIES): True.
1273 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1274 (mn10300_pass_by_reference): New.
1275 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1276 (FUNCTION_ARG_CALLEE_COPIES): True.
1277 * config/pa/pa.c (pa_pass_by_reference): New.
1278 (TARGET_PASS_BY_REFERENCE): New.
1279 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1280 (FUNCTION_ARG_CALLEE_COPIES): True.
1281 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1282 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1283 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1284 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1285 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1286 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1287 (s390_pass_by_reference): Rename from
1288 s390_function_arg_pass_by_reference.
1289 (s390_function_arg_advance): Don't query pass-by-ref.
1290 (s390_function_arg): Likewise.
1291 (s390_gimplify_va_arg): Use pass_by_reference.
1292 (s390_call_saved_register_used): Likewise.
1293 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1294 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1295 (shcompact_byref, sh_pass_by_reference): New.
1296 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1297 (SHCOMPACT_BYREF): Remove.
1298 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1299 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1300 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1301 (sparc_gimplify_va_arg): Use pass_by_reference.
1302 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1303 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1304 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1305 (v850_pass_by_reference): New.
1306 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1307 (FUNCTION_ARG_CALLEE_COPIES): True.
1308 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1309 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1311 2004-07-14 Richard Henderson <rth@redhat.com>
1312 Richard Sandiford <rsandifo@redhat.com>
1314 * config/mips/mips-protos.h (mips_va_arg): Delete.
1315 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1316 * config/mips/mips.c: Include tree-gimple.h.
1317 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1318 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1319 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1320 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1322 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1324 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1325 arguments for COND_EXPR in big-endian adjustment code.
1327 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1329 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1330 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1331 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1332 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1334 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1336 PR tree-optimization/16443
1337 * tree-ssa-alias.c: Add more description for
1338 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1339 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1340 clobbering of call-clobbered and addressable variables. If
1341 there are any before aliases have been computed, add them.
1343 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1345 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1348 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1350 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1351 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1354 2004-07-13 Per Bothner <per@bothner.com>
1356 * collect2.c (main): Handle --no-demangle and --demangle flags.
1358 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1360 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1361 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1362 (tree-data-ref.o): New rule.
1363 * lambda.h: New file.
1364 * tree-data-ref.c: New file.
1365 * tree-data-ref.h: New file.
1366 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1367 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1369 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1372 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1373 * config/sparc/sparc.c (output_ubranch): New function.
1374 * config/sparc/sparc.md (jump pattern): Use it.
1376 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1379 * config/sparc/sparc.c (output_cbranch): Properly guard
1380 the code handling far branches with TARGET_V9.
1381 * config/sparc/sparc.md (length attribute): Document the
1382 side-effect of having a length greater or equal to 3.
1384 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1385 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1388 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1389 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1391 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1392 Martin Sebor <sebor@roguewave.com>
1395 * doc/invoke.texi (SPARC options): Document -threads
1396 and -pthreads on Solaris.
1398 2004-07-13 Richard Henderson <rth@redhat.com>
1400 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1402 (ind_gimplify_va_arg_expr): Remove.
1403 * tree.h (ind_gimplify_va_arg_expr): Remove.
1404 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1405 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1408 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1409 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1410 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1411 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1412 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1414 2004-07-13 Richard Henderson <rth@redhat.com>
1416 * function.c (pass_by_reference): New.
1417 (assign_parm_find_data_types): Use it.
1418 * calls.c (initialize_argument_information): Likewise.
1419 (emit_library_call_value_1): Likewise.
1420 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1421 * function.h (pass_by_reference): Declare.
1423 2004-07-13 Richard Henderson <rth@redhat.com>
1425 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1426 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1427 * expr.h (MUST_PASS_IN_STACK): Remove.
1428 * system.h (MUST_PASS_IN_STACK): Poison.
1429 * tree.h (must_pass_in_stack_var_size): Declare.
1430 (must_pass_in_stack_var_size_or_pad): Declare.
1431 * calls.c (must_pass_in_stack_var_size): New.
1432 (must_pass_in_stack_var_size_or_pad): Rename from
1433 default_must_pass_in_stack.
1434 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1435 (TARGET_MUST_PASS_IN_STACK): New.
1436 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1437 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1438 (TARGET_MUST_PASS_IN_STACK): New.
1439 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1440 * config/frv/frv.c (frv_must_pass_in_stack): New.
1441 (TARGET_MUST_PASS_IN_STACK): New.
1442 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1443 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1444 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1445 (ix86_must_pass_in_stack): Make static.
1446 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1447 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1448 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1449 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1450 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1451 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1452 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1453 (mcore_must_pass_on_stack): Remove.
1454 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1455 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1456 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1457 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1458 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1459 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1460 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1461 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1462 (TARGET_MUST_PASS_IN_STACK): New.
1463 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1464 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1465 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1466 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1467 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1468 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1469 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1472 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1473 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1474 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1475 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1476 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1477 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1478 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1479 config/xtensa/xtensa.c: Use target hook.
1481 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1483 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1484 * configure: Rebuilt.
1486 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1488 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1489 * config/mips/mips.h (mips_reg_names): Don't declare.
1490 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1491 (TARGET_NAME_REGS): Delete.
1492 (TARGET_SWITCHES): Remove -mrnames.
1493 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1494 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1496 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1497 (override_options): Remove handling of TARGET_NAME_REGS.
1499 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1501 * config/mips/mips.h (TARGET_*): Boolify.
1503 2004-07-12 Nick Clifton <nickc@redhat.com>
1505 * config.gcc: Add sh-*-symbianelf target.
1506 * config/sh/sh.c: Add new target macros:
1507 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1508 TARGET_CXX_IMPORT_EXPORT_CLASS.
1509 (sh_file_start): Create a definition of the .directive section.
1510 (sh_attribute): Add dllimport and dllexport attributes.
1511 * config/sh/symbian-pre.h: New file.
1512 * config/sh/symbian-post.h: New file.
1513 * config/sh/symbian.c: New file. Contains Symbian specific
1515 * config/sh/sh-protos.h: Add prototypes for new functions
1516 provided by symbian.c.
1517 * config/sh/t-symbian: New file.
1518 * doc/extend.texi: Document support for dllimport and dllexport
1519 attributes by the sh-symbianelf target.
1521 2004-07-12 James E Wilson <wilson@specifixinc.com>
1523 * Makefile.in (AR): Use @AR@ not ar.
1525 (AR_FOR_TARGET): Use $(AR) not ar for native.
1526 (NM_FOR_TARGET): Use $(NM) not nm for native.
1527 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1528 * configure: Regenerate.
1530 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1532 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1534 (ashldi3_sp64): Likewise.
1536 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1539 * pa.c (function_arg): Update comment.
1540 * pa.h (BLOCK_REG_PADDING): Define.
1542 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1544 PR tree-optimization/16461
1545 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1546 arguments of phi nodes.
1548 2004-07-12 Devang Patel <dpatel@apple.com>
1550 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1552 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1554 * function.c (expand_function_start): Ensure r_save is in Pmode.
1555 * calls.c (prepare_call_address): Ensure static_chain_value is
1557 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1558 r_save_area are in Pmode.
1559 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1560 fnaddr, and static_chain are in Pmode.
1562 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1565 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1567 2004-07-12 Richard Henderson <rth@redhat.com>
1569 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1570 next to build_builtin_va_list.
1571 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1572 * builtins.c (gimplify_va_arg_expr): Likewise.
1573 * gimplify.c (copy_if_shared_r): Likewise.
1575 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1577 * passes.c (rest_of_decl_compilation): Don't defer call of
1578 assemble_variable if its DECL_RTL is already set.
1580 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1582 * cfgloop.h (struct loop): Add nb_iterations field.
1583 (current_loops): Declare.
1584 * tree-chrec.c (chrec_not_analyzed_yet,
1585 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1586 chrec_contains_symbols_defined_in_loop): Remove the temporary
1588 * tree-flow-inline.h (loop_containing_stmt): New function.
1589 * tree-scalar-evolution.c: Add implementation.
1590 * tree-scalar-evolution.h: Add declarations.
1592 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1594 PR rtl-optimization/15921
1595 * Makefile.in (global.o): Add recog.h.
1597 * global.c (recog.h): Add the include-clause.
1598 (bb_info): New member earlyclobber.
1599 (allocate_bb_info, free_bb_info): Initialize/finish the new
1601 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1603 (check_earlyclobber, regclass_intersect,
1604 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1606 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1607 (make_accurate_live_analysis): Modify pavin.
1609 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1611 * tree-cfg.c (find_taken_edge): Statically compute the truth
1612 value of a predicate comparing an SSA_NAME to itself.
1614 2004-07-12 Roger Sayle <roger@eyesopen.com>
1616 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1617 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1618 by returning the cost of a multiplication plus an addition.
1620 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1622 PR tree-optimization/14107
1623 * gimplify.c (gimplify_return_expr): Accept a
1624 RETURN_EXPR with an error argument.
1625 * tree-optimize.c (init_tree_optimization_passes):
1626 Run pass_warn_function_return at -O0.
1628 2004-07-12 Roger Sayle <roger@eyesopen.com>
1630 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1633 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1635 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1636 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1637 * config/mips/3000.md: Add copyright notice. Remove automota and
1638 function units; use generic ones instead. Only define reservations
1639 for things that are different from generic.md. Extend each clause
1641 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1642 * config/mips/mips.md: Include them. Remove define_function_units.
1643 (alu, imuldiv): New automata and units.
1645 2004-07-12 Ben Elliston <bje@au.ibm.com>
1647 * doc/invoke.texi (Optimize Options): Document -frename-registers
1648 not being enabled by default at -O3.
1650 2004-07-11 Roger Sayle <roger@eyesopen.com>
1652 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1653 floating point additions, to keep real immediate constant positive.
1654 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1655 into X + C, and leave positive real constants as X - C.
1657 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1659 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1661 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1663 PR tree-optimization/15654
1664 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1666 2004-07-11 Roger Sayle <roger@eyesopen.com>
1668 * builtins.c (fold_builtin_fputs): Don't bother converting the
1669 return type to integer_type_node, as we've already checked that
1670 the result will be ignored.
1672 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1673 that signed addition, subtraction, multiplication, division,
1674 remainder, negation and absolute value may potentially trap.
1676 * fold-const.c (fold_ignored_result): New function to strip
1677 non-side-effecting tree nodes from an expression whose result
1679 (fold_convert): Call fold_ignored_result when casting a value
1681 (omit_one_operand): Call fold_ignored_result on the "omitted"
1682 operand when building a COMPOUND_EXPR.
1683 (pedantic_omit_one_operand): Likewise.
1684 * tree.h (fold_ignored_result): Prototype here.
1685 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1686 when we're going to ignore the result.
1688 2004-07-11 Richard Henderson <rth@redhat.com>
1691 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1692 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1693 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1694 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1695 (sra_elt_eq): Use fields_compatible_p.
1696 (generate_one_element_ref): Use find_compatible_field.
1698 2004-07-11 Richard Henderson <rth@redhat.com>
1701 * tree-sra.c (generate_one_element_init): New.
1702 (generate_element_init): Use it.
1703 (scalarize_init): Push/pop gimplify context around it.
1704 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1705 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1707 2004-07-11 Roger Sayle <roger@eyesopen.com>
1709 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1710 combine.c's combine_insn_cost.
1711 * rtl.h (insn_rtx_cost): Prototype here.
1712 * combine.c (combine_insn_cost): Delete function.
1713 (combine_validate_cost): Update callers of combine_insn_cost to
1714 call insn_rtx_cost instead.
1715 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1716 requesting the rtx_cost of call and/or jump instructions.
1718 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1719 rtx_cost directly. Don't request/use the cost of call or jump
1720 instructions. Return -1 if the cost of any instruction can't be
1721 determined (or the BB contains a function call).
1722 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1723 -1 (i.e. can't determine the cost of any instruction or the basic
1724 block contains a subroutine call).
1725 (find_if_case_2): Likewise.
1727 2004-07-11 Roger Sayle <roger@eyesopen.com>
1729 * rs6000.c (struct processor_costs): Change semantics of fields to
1730 include the COST_N_INSNS scaling, and update all initializers.
1731 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1732 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1733 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1734 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1736 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1738 * LANGUAGES: Remove obsolete information.
1740 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1742 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1743 SIGBUS signal frames, the PSW address points *to* the faulting
1744 instruction, not after it.
1746 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1748 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1749 added to TLS symbol addresses.
1751 2004-07-11 Richard Henderson <rth@redhat.com>
1753 * expmed.c (init_expmed): Use stack-local structures for
1754 temporary rtl. Don't recognize shifts.
1756 2004-07-11 Richard Henderson <rth@redhat.com>
1758 * expr.c (store_expr): Don't fiddle subreg promotion for types
1759 with precision smaller than the mode.
1761 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1763 * tree.h (all_types_permanent): Remove.
1765 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1767 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1768 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1769 * langhooks.c (lhd_clear_binding_stack): Remove.
1770 * langhooks-def.h (lhd_clear_binding_stack,
1771 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1772 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1773 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1774 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1775 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1776 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1777 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1778 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1779 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1780 * tree.h (poplevel): Don't declare.
1781 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1782 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1783 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1784 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1787 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1789 PR tree-optimization/16437
1790 * c-common.c (shorten_compare): Don't mark result of conversion to
1791 narrower signed type as overflowing.
1792 * fold-const.c (decode_field_reference): Determine whether
1793 signedness comes from outer type using precision rather than size.
1795 2004-07-11 Phil Edwards <phil@codesourcery.com>
1797 * configure.ac: Alphabetize --enable-checking list, add
1798 missing valgrind entry.
1799 * configure: Regenerate.
1801 2004-07-11 Phil Edwards <phil@codesourcery.com>
1803 * doc/install.texi (Testing): Fix syntax in "make check" example.
1805 2004-07-10 James E Wilson <wilson@specifixinc.com>
1807 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1809 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1811 PR rtl-optimization/16001
1812 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1815 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1817 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1819 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1820 James Morrison <phython@gcc.gnu.org>
1822 * doc/contrib.texi (Contributors): Add gfortran contributors and
1823 fix a couple of typos.
1825 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1827 PR rtl-optimization/15387
1828 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1829 to incoming args space correctly.
1831 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1833 * pa.c (output_indirect_call): Only use %r2 as the link register in
1834 indirect calls with the long PA 2.0 pc-relative branch.
1836 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1838 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1839 for the default tuning if TARGET_64BIT.
1841 2004-07-10 Richard Henderson <rth@redhat.com>
1843 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1844 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1846 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1848 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1849 * expmed.c (store_bit_field, extract_bit_field): Remove last
1851 * builtins.c (expand_builtin_signbit): Adjust callers.
1852 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1853 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1854 * ifcvt.c (noce_emit_move_insn): Likewise.
1855 * stmt.c (expand_return): Likewise.
1856 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1857 store_field, expand_expr_real_1): Likewise.
1859 2004-07-10 Richard Henderson <rth@redhat.com>
1861 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1863 2004-07-09 Mike Stump <mrs@apple.com>
1865 * config/darwin.c (no_dead_strip): Add.
1866 (HAVE_DEAD_STRIP): Add.
1867 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1870 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1872 * tree-ssa-loop-im.c: New file.
1873 * Makefile.in (tree-ssa-loop-im.o): Add.
1874 * cfgloop.c (superloop_at_depth): New function.
1875 * cfgloop.h (superloop_at_depth): Declare.
1876 * common.opt (ftree-lim): New flag.
1877 * expr.c (array_ref_up_bound): New function.
1878 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1879 * timevar.def (TV_LIM): New timevar.
1880 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1881 computing immediate uses of a phi node.
1882 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1883 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1884 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1885 * tree-pass.h (pass_lim): Declare.
1886 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1888 (pass_lim): New pass structure.
1889 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1890 * tree.c (in_array_bounds_p): New function.
1891 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1892 (in_array_bounds_p, array_ref_up_bound): Declare.
1893 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1894 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1896 2004-07-09 Richard Henderson <rth@redhat.com>
1898 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1900 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1903 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1905 * flags.h: Delete redundant prototypes that are being generated
1906 in options.h from common.opt.
1907 * common.opt: Add in the expository comments formerly in flags.h.
1909 2004-07-09 Jan Beulich <jbeulich@novell.com>
1911 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1912 available for use only when TARGET_MMX/_SSE is set, and check for
1913 variable argument function if any register count is non-zero.
1914 (function_arg): Correctly suppress repeated warnings for passing SSE
1915 vectors are arguments without SSE enabled.
1916 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1917 would be SSE register modes does no longer influence the alignment.
1919 2004-07-09 Richard Henderson <rth@redhat.com>
1921 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1922 Always align upward to arg boundary. Use size_in_bytes/round_up.
1923 Maintain type-correctness of constants.
1924 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1926 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1928 * config/sparc/sparc.c (*_costs): Scale instruction costs
1930 (sparc_rtx_costs): Adjust as appropriate.
1932 2004-07-09 Jan Beulich <jbeulich@novell.com>
1934 * config/i386/mm3dnow.h: New.
1935 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1937 2004-07-09 Richard Henderson <rth@redhat.com>
1939 * simplify-rtx.c (simplify_const_relational_operation): Only
1940 look at bounds of scalar integers.
1942 2004-07-09 Jan Beulich <jbeulich@novell.com>
1944 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1946 2004-07-09 Andrew Pinski <apinski@apple.com>
1948 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1950 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1951 UOBJC_METACLASS_decl.
1953 2004-07-09 James E Wilson <wilson@specifixinc.com>
1956 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1957 do return a parallel if hfa_mode == XFmode and mode == TImode.
1959 2004-07-09 Jan Beulich <jbeulich@novell.com>
1961 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1962 permissible for unary plus.
1964 2004-07-09 Jan Beulich <jbeulich@novell.com>
1966 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1967 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1968 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1969 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1970 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1971 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1972 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1973 (BUILTIN_xxxIMAX): New.
1974 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1975 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1976 BUILT_IN_PARITYIMAX.
1978 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1980 * config/sparc/sparc.h (processor_costs): Define.
1981 (sparc_costs): Declare.
1982 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1983 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1984 ultrasparc3_costs): New.
1985 (sparc_override_options): Set sparc_costs as appropriate.
1986 (sparc_rtx_costs): Use sparc_costs instead of messy
1989 2004-07-09 Steven Bosscher <stevenb@suse.de>
1991 * doc/md.texi (Processor pipeline description): Mention that
1992 the old pipeline description is deprecated.
1994 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1995 mciu_7450 function unit to...
1996 (automaton ppc7450mciu): ...new automaton.
1998 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1999 (schedule_block): Don't consider inserting bubbles.
2000 (sched_init): Don't initialize DFA bubbles.
2001 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
2002 TARGET_SCHED_DFA_BUBBLE): Remove.
2003 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
2004 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
2005 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
2007 * stmt.c (conditional_context): Remove prototype.
2008 * tree.h (conditional_context): Remove.
2009 * tree-cfg.c (pre_insert_on_edge): Remove.
2011 * c-common.h (c_expand_asm_operands): Remove prototype.
2012 * c-typeck.c (c_expand_asm_operands): Remove.
2014 2004-07-09 Jan Beulich <jbeulich@novell.com>
2016 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
2017 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
2018 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
2019 and V8QI are class SSE. All sufficiently small remaining vector modes
2020 must be passed in one or two integer registers.
2021 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
2023 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
2024 __builtin_ia32_pmuludq128 have non-uniform argument and return types
2025 and must thus be handled explicitly.
2026 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
2028 (movv8qi_internal, movv4hi_internal, movv2si_internal,
2029 movv2sf_internal): Permit moving between MMX and XMM registers (since
2030 MMX areguments and return values are passed in XMM registers).
2031 (sse2_umulsidi3): Correct type and mode.
2033 2004-07-09 Richard Henderson <rth@redhat.com>
2035 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
2037 2004-07-09 Eric Christopher <echristo@redhat.com>
2039 * config/rs6000/40x.md: Split into two automatons.
2041 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2042 Andrew Pinski <apinski@apple.com>
2044 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
2045 on when we have more than one input file.
2046 (c_common_parse_file): Restore loop over all input files.
2047 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
2049 * c-decl.c (set_type_context): New function.
2050 (pop_scope): Use it to set context of types. When we
2051 encounter a TYPE_DECL, set the context of the attached type too.
2052 (pop_file_scope): Don't call cpp_undef_all here.
2053 (diagnose_mismatched_decls): Do not complain about a second
2054 definition of an 'extern inline' function if it's not in the
2055 same translation unit. Do not complain about inline
2056 declaration after use if the use was in a different
2058 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
2059 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
2061 (pushdecl_top_level): Likewise.
2062 (grokdeclarator): Clarify what is going on with setting
2063 DECL_EXTERNAL on function types, a little.
2064 (c_write_global_declarations): Don't do anything if
2065 -fsyntax-only or errors have been encountered.
2067 2004-07-09 Zack Weinberg <zack@codesourcery.com>
2069 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
2071 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2074 * pa.c (output_indirect_call): Use %r2 as the link register when
2075 calling $$dyncall with a pc-relative branch.
2077 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
2079 * doc/install.texi (Binaries): Mention OpenPKG.
2081 2004-07-09 Diego Novillo <dnovillo@redhat.com>
2083 Fix PR tree-optimization/15555
2084 * tree-dfa.c (dump_variable): If the variable is a pointer
2085 SSA_NAME, also dump its points-to information.
2086 * tree-flow.h (struct ptr_info_def): Add field
2088 (dump_points_to_info_for): Declare.
2089 (debug_points_to_info_for): Declare.
2090 * tree-optimize.c (init_tree_optimization_passes): Add a
2091 second alias analysis pass after DOM2.
2092 Move pass_del_pta to a later spot.
2093 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
2094 create a name tags when we find a dereferenced pointer. Just
2095 mark the pointer dereferenced.
2096 (collect_points_to_info_for): Move code to clear points-to
2097 information to create_name_tags.
2098 (create_name_tags): New function.
2099 (compute_flow_sensitive_aliasing): Call it.
2100 (setup_pointers_and_addressables): Mark type tags for renaming
2102 (create_memory_tag): ... here.
2103 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
2104 (dump_points_to_info_for): Declare extern.
2105 (debug_points_to_info_for): New function.
2107 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
2109 * config/arc/arc.md: Switch to DFA-based scheduler description.
2110 * config/arc/arc.c: Switch to DFA-based scheduler description.
2112 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2114 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2117 2004-07-09 Richard Henderson <rth@redhat.com>
2119 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2120 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2121 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2122 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2124 * config/v850/v850-protos.h (v850_va_arg): Remove.
2125 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2126 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2127 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2128 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2129 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2131 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2134 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2135 and DImode to use +/-4k offset.
2137 2004-07-09 Richard Henderson <rth@redhat.com>
2139 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2141 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2142 (xstormy16_gimplify_va_arg_expr): Rewrite from
2143 xstormy16_expand_builtin_va_arg.
2144 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2146 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2147 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2149 * config/sh/sh-protos.h (sh_va_arg): Remove.
2150 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2151 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2152 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2154 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2155 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2156 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2157 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2159 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2160 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2161 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2162 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2164 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2166 * config/sparc/sparc.md (return): Rewrite length formula.
2167 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2168 argument to final_scan_insn when in a delay slot.
2169 (output_sibcall): Likewise.
2171 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2173 * arm.c (arm_cpp_interwork): New variable.
2174 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2176 * arm.h (arm_cpp_interwork): Declare it.
2177 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2178 __THUMB_INTERWORK__ in the preprocessor.
2180 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2182 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2184 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2187 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2188 Override default settings to account for -m32 and -m64.
2190 2004-07-08 Randolph Chung <tausq@debian.org>
2192 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2194 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2196 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2197 before comparing it as such.
2199 2004-07-08 Richard Henderson <rth@redhat.com>
2201 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2202 temporary. Use bit arithmetic to align.
2204 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2206 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2207 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2208 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2209 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2210 add_labels_and_missing_jumps, find_jump_block,
2211 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2213 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2214 link_btr_uses, move_btr_def): Likewise.
2215 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2216 expand_builtin_expect_jump): Likewise.
2217 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2218 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2219 * cfganal.c (forwarder_block_p): Likewise.
2220 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2221 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2222 find_bb_boundaries): Likewise.
2223 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2224 merge_blocks_move_predecessor_nojumps,
2225 merge_blocks_move_successor_nojumps, insns_match_p,
2226 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2227 try_optimize_cfg): Likewise.
2228 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2229 * cfglayout.c (skip_insns_after_block, label_for_bb,
2230 record_effective_endpoints, insn_locators_initialize,
2231 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2232 * cfgmainloop.c (create_loop_notes): Likewise.
2233 * cfgrtl.c (delete_insn, delete_insn_chain,
2234 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2235 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2236 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2237 redirect_branch_edge, force_nonfallthru_and_redirect,
2238 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2239 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2240 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2241 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2242 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2243 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2244 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2245 * combine.c (combine_instructions, can_combine_p, try_combine,
2246 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2247 distribute_notes, distribute_links, insn_cuid): Likewise.
2248 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2249 invalidate_skipped_block, cse_set_around_loop,
2250 cse_end_of_basic_block, cse_main, cse_basic_block,
2251 cse_condition_code_reg): Likewise.
2252 * cselib.c (cselib_process_insn): Likewise.
2253 * ddg.c (create_ddg): Likewise.
2254 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2256 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2257 gen_label_die, dwarf2out_var_location): Likewise.
2258 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2259 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2260 last_call_insn, active_insn_p, next_label, prev_label,
2261 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2262 add_insn_before, remove_insn, add_function_usage_to,
2263 reorder_insns, find_line_note, remove_unnecessary_notes,
2264 emit_insn_after_1, classify_insn): Likewise.
2265 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2266 connect_post_landing_pads, sjlj_mark_call_sites,
2267 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2268 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2269 convert_to_eh_region_ranges): Likewise.
2270 * explow.c (optimize_save_area_alloca): Likewise.
2271 * expr.c (expand_expr_real): Likewise.
2272 * final.c (insn_current_reference_address, compute_alignments,
2273 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2274 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2275 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2276 propagate_block_delete_insn, propagate_one_insn,
2277 init_propagate_block_info, propagate_block, libcall_dead_p,
2278 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2280 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2281 expand_function_start, expand_function_end, contains,
2282 thread_prologue_and_epilogue_insns,
2283 reposition_prologue_and_epilogue_notes): Likewise.
2284 * gcse.c (constprop_register, bypass_conditional_jumps,
2285 insert_insn_end_bb, gcse_after_reload): Likewise.
2286 * genemit.c (gen_expand, gen_split): Likewise.
2287 * genpeep.c (gen_peephole, main): Likewise.
2288 * global.c (build_insn_chain): Likewise.
2289 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2290 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2291 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2292 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2293 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2294 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2295 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2296 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2297 dead_or_predicable): Likewise.
2298 * integrate.c (try_constants): Likewise.
2299 * jump.c (rebuild_jump_labels, cleanup_barriers,
2300 purge_line_number_notes, init_label_info, mark_all_labels,
2301 squeeze_notes, get_label_before, get_label_after,
2302 reversed_comparison_code_parts, simplejump_p, pc_set,
2303 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2304 delete_barrier, delete_prior_computation, delete_computation,
2305 delete_related_insns, delete_for_peephole, redirect_jump):
2307 * lcm.c (optimize_mode_switching): Likewise.
2308 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2310 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2311 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2312 * loop-iv.c (simplify_using_assignment): Likewise.
2313 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2314 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2315 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2316 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2317 check_insn_for_givs, check_final_value, update_giv_derive,
2318 basic_induction_var, product_cheap_p, check_dbra_loop,
2319 loop_insn_first_p, last_use_this_basic_block,
2320 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2321 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2322 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2323 sms_schedule_by_order): Likewise.
2324 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2325 * postreload.c (reload_cse_simplify_operands, reload_combine,
2326 reload_cse_move2add): Likewise.
2327 * predict.c (can_predict_insn_p, estimate_probability,
2328 expected_value_to_br_prob, process_note_predictions): Likewise.
2329 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2330 * profile.c (branch_prob): Likewise.
2331 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2332 detect_webs_set_in_cond_jump): Likewise.
2333 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2334 ra_print_rtl_with_bb): Likewise.
2335 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2336 * recog.c (next_insn_tests_no_inequality, find_single_use,
2337 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2338 * reg-stack.c (next_flags_user, record_label_references,
2339 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2340 compensate_edge, convert_regs_1): Likewise.
2341 * regclass.c (scan_one_insn): Likewise.
2342 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2343 regmove_optimize, fixup_match_1, single_set_for_csa,
2344 combine_stack_adjustments_for_block): Likewise.
2345 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2346 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2347 find_equiv_reg): Likewise.
2348 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2349 reload_as_needed, emit_input_reload_insns, do_output_reload,
2350 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2352 * reorg.c (find_end_label, emit_delay_sequence,
2353 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2354 get_jump_flags, rare_destination, mostly_true_jump,
2355 try_merge_delay_insns, redundant_insn, own_thread_p,
2356 fill_simple_delay_slots, fill_slots_from_thread,
2357 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2358 dbr_schedule): Likewise.
2359 * resource.c (find_basic_block, next_insn_no_annul,
2360 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2361 * rtl.h (RTX_PREV): Likewise.
2362 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2363 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2364 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2365 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2366 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2367 find_first_parameter_load, can_hoist_insn_p): Likewise.
2368 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2369 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2370 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2371 schedule_ebbs): Likewise.
2372 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2373 is_conditionally_protected, can_schedule_ready_p,
2374 add_branch_dependences, debug_dependencies): Likewise.
2375 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2377 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2378 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2379 set_dominates_use, ujump_to_loop_cont): Likewise.
2380 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2381 * varasm.c (output_constant_pool_1): Likewise.
2383 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2385 * tree-scalar-evolution.c: New file.
2386 * tree-scalar-evolution.h: New file.
2387 * tree-ssa-loop-niter.c: New file.
2388 * Makefile.in (SCEV_H): New.
2389 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2390 * cfgloop.h (struct loop): Add bounds field.
2391 * tree-flow.h (struct tree_niter_desc): New type.
2392 (number_of_iterations_cond, number_of_iterations_exit,
2393 loop_niter_by_eval, find_loop_niter_by_eval,
2394 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2395 free_numbers_of_iterations_estimates): Declare.
2396 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2397 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2398 * doc/invoke.texi (max-iterations-to-track): Document.
2400 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2402 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2403 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2404 (MODE_AFTER): Add cast appropriately.
2405 * config/sh/sh.md (movdi splitter): Likewise.
2406 (casesi_worker_2): Add const qualifier appropriately.
2407 (eh_return): Remove unused variable.
2408 (insv): Initialize v;
2410 2004-07-08 Richard Henderson <rth@redhat.com>
2412 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2413 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2414 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2415 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2416 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2418 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2419 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2420 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2421 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2423 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2424 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2425 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2426 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2428 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2429 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2430 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2431 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2433 * config/i860/i860-protos.h (i860_va_arg): Remove.
2434 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2435 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2436 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2438 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2440 * system.h: Prototype getpagesize if missing.
2441 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2442 * configure: Regenerate.
2443 * config.in: Regenerate.
2445 2004-07-08 Richard Henderson <rth@redhat.com>
2447 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2448 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2449 (fr30_gimplify_va_arg_expr): New.
2450 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2451 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2453 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2456 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2457 of asm_noperands result.
2459 2004-07-08 Richard Henderson <rth@redhat.com>
2461 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2462 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2463 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2464 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2466 2004-07-08 Richard Henderson <rth@redhat.com>
2468 * builtins.c (ind_gimplify_va_arg_expr): New.
2469 * tree.h (ind_gimplify_va_arg_expr): Declare.
2470 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2472 2004-07-08 Jan Beulich <jbeulich@novell.com>
2474 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2475 patterns also on vector elements other than the first one.
2476 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2479 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2481 * config/rs6000/darwin-ldouble.c: Correct reference
2482 to the Linnainmaa paper.
2484 2004-07-08 Richard Henderson <rth@redhat.com>
2486 * config/arc/arc-protos.h (arc_va_arg): Remove.
2487 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2488 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2489 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2491 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2492 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2493 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2494 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2496 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2498 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2500 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2502 * c-decl.c (static_ctors, static_dtors): Make static.
2503 (pop_file_scope): Call c_common_write_pch and
2504 cgraph_finalize_compilation_unit here.
2505 (build_cdtor): Moved here from c-objc-common.c; simplify.
2506 (c_write_global_declarations_1): Clarify comment.
2507 (c_write_global_declarations): Close the external scope before
2508 doing anything else. Call build_cdtor, cgraph_optimize, and
2509 mudflap_finish_file here.
2510 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2512 * c-objc-common.c: No need to include cgraph.h.
2513 (build_cdtor): Moved to c-decl.c.
2514 (c_objc_common_finish_file): Delete.
2515 * c-tree.h: Update to match.
2516 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2517 (generate_static_references): Set TREE_USED before calling finish_decl.
2518 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2519 on the static_instances_decl.
2521 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2523 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2524 decls when there is only one input translation unit.
2525 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2526 change of 2004-07-05; do not treat declarations with
2527 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2528 * opts.c (cur_in_fname): Delete.
2530 * tree.c: Revert changes of 2004-07-05; no special treatment
2531 for TRANSLATION_UNIT_DECLs.
2532 * Makefile.in (tree.o): Update dependencies.
2534 2004-07-08 Roger Sayle <roger@eyesopen.com>
2536 * builtins.c (fold_builtin_strcpy): Merge functionality from
2537 simplify_builtin_strcpy. Add additional len argument. No longer
2538 static. Remove function prototype.
2539 (fold_builtin_strncpy): Likewise integrate functionality from
2540 simplify_builtin_strncpy. Add additional slen argument. No
2541 longer static. Remove function prototype.
2542 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2543 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2544 types of "ignore" and "unlocked" parameters to bool.
2545 (fold_builtin_1): Add additional ignore argument. Call renamed
2546 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2547 builtins. Update arguments to fold_builtin_strncpy and
2548 fold_builtin_strcpy. Add function prototype.
2549 (fold_builtin): Add additional Boolean ignore argument to pass
2551 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2552 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2553 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2555 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2556 simplify_builtin_strncpy): Delete function prototypes.
2557 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2558 fold_builtin_strncpy): Add function prototypes here.
2559 (fold_builtin): Update function prototype with new "bool ignore".
2561 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2562 (ccp_fold_builtin): Update call to fold_builtin. Call
2563 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2564 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2565 simplify_builtin_strncpy respectively.
2566 * fold-const.c (fold): Update call to fold_builtin.
2568 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2570 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2573 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2574 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2575 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2576 * calls.c: Remove ifdefs of macros above.
2577 * functions.c: Likewise.
2580 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2582 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2583 (arch attribute): Delete.
2584 (current_function_calls_alloca attribute): Rename into calls_alloca.
2585 (calls_eh_return): New attribute.
2586 (leaf_function): Likewise.
2587 (length attribute): Fix formula for sibcalls.
2588 (return insn): Correctly compute the 'length' attribute.
2589 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2591 2004-07-08 Richard Henderson <rth@redhat.com>
2593 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2594 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2595 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2596 * tree-eh.c (lower_eh_constructs_1): Likewise.
2597 * tree-sra.c (sra_walk_modify_expr): Likewise.
2598 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2599 (eliminate_unnecessary_stmts): Likewise.
2600 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2601 * tree-tailcall.c (optimize_tail_call): Likewise.
2602 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2604 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2605 Jakub Jelinek <jakub@redhat.com>
2607 * config/i386/i386.c (override_options): Enable
2608 SSE prefetches with -mtune, as long as we are
2609 compiling for i686 or higher. All i686 processors
2610 accept SSE prefetches as NOPS, some i586's don't.
2612 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2615 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2617 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2619 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2620 the handling of clobbering ASM_EXPRs.
2622 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2625 * config/sparc/sparc.c (function_value): In 64-bit mode,
2626 return the aggregates larger than 16 bytes like unions.
2628 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2631 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2632 'temp' is zero, generate new pseudos as needed and emit the
2633 sequence of insns in single-assignment form. Resync comments
2635 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2636 function before reload.
2638 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2640 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2642 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2644 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2645 Allocation is signed.
2646 (VEC_reserve): Return flag, allocation is signed.
2648 2004-07-08 Richard Henderson <rth@redhat.com>
2650 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2651 OBJ_TYPE_REF_OBJECT.
2653 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2654 Neil Booth <neil@daikokuya.co.uk>
2658 * c-decl.c (finish_struct): Ensure bit-fields are given the
2660 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2661 the precision to match as well as the mode.
2662 * expr.c (reduce_to_bit_field_precision): New function.
2663 (expand_expr_real_1): Reduce expressions of bit-field type to
2665 * langhooks.h (reduce_bit_field_operations): New hook.
2666 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2668 * c-lang.c, objc/objc-lang.c
2669 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2670 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2672 * tree.c (build_nonstandard_integer_type): New function.
2673 * tree.h (build_nonstandard_integer_type): New prototype.
2674 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2675 conversions between integer and boolean types as useless.
2677 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2679 * c-common.c (c_common_nodes_and_builtins): Do not
2680 create __builtin_ptrdiff_t and __builtin_size_t.
2682 2004-07-08 Andrew Pinski <apinski@apple.com>
2684 * Makefile.in (libbackend.o): Add -combine to the gcc
2687 2004-07-08 Nick Clifton <nickc@redhat.com>
2689 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2692 2004-07-08 Richard Henderson <rth@redhat.com>
2694 * except.c (expand_eh_region_start, expand_eh_region_end,
2695 expand_eh_handler, expand_eh_region_end_cleanup,
2696 expand_start_all_catch, expand_start_catch, expand_end_catch,
2697 expand_end_all_catch, expand_eh_region_end_allowed,
2698 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2699 expand_eh_region_end_fixup): Remove.
2700 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2701 cleanups, outer_cleanups, label_chain, exception_region.
2702 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2703 (struct label_chain): Remove.
2704 (struct stmt_status): Remove x_stack_block_stack.
2705 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2706 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2707 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2708 end_cleanup_deferral, last_cleanup_this_contour,
2709 containing_blocks_have_cleanups_or_stack_level,
2710 any_pending_cleanups): Remove.
2711 (expand_null_return_1): Take no arguments.
2712 (expand_label, expand_naked_return, expand_return,
2713 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2714 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2715 expand_end_case_type): Don't use any of them.
2716 * calls.c (expand_call): Likewise.
2717 * dojump.c (do_jump): Likewise.
2718 * function.c (expand_function_end): Likewise.
2719 * expr.c (store_expr, expand_expr_real_1): Likewise.
2720 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2721 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2722 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2723 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2724 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2725 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2726 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2727 for WITH_CLEANUP_EXPR.
2728 (gimple_push_cleanup): Likewise.
2729 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2730 * print-tree.c (print_node): Likewise.
2731 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2732 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2733 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2734 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2735 (GOTO_SUBROUTINE_EXPR): Remove.
2736 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2737 (DECL_TOO_LATE): Remove.
2738 * except.h, tree.h: Update decls.
2740 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2742 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2743 * passes.c (rest_of_handle_final): Handle symout.
2744 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2746 (rest_of_handle_sched): Break out SMS. Remove ifs for
2747 flag_schedule_insns and flag_modulo_sched.
2748 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2750 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2751 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2752 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2753 rest_of_handle_mode_switching, rest_of_handle_jump,
2754 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2755 rest_of_handle_jump2, rest_of_handle_postreload,
2756 rest_of_handle_flow2, rest_of_clean_state,
2757 rest_of_handle_shorten_branches,
2758 rest_of_handle_prologue_epilogue,
2759 rest_of_handle_branch_target_load_optimize): New.
2760 (rest_of_compilation): Call the above. Remove ggc_collect
2761 calls moved to rest_of_handle_*.
2762 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2764 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2765 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2766 * except.h (set_nothrow_function_flags): Update comment.
2767 * function.c (current_function_nothrow): Remove.
2768 * output.h (current_function_nothrow): Remove.
2769 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2770 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2772 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2775 * reorg.c: Revert 2004-06-30 change.
2776 (find_end_label): If HAVE_epilogue and !HAVE_return,
2777 return 0 instead of creating a label at the end of the insn chain.
2778 (optimize_skip): Account for the failure mode of find_end_label.
2779 (fill_simple_delay_slots): Likewise.
2780 (fill_slots_from_thread): Likewise.
2781 (relax_delay_slots): Likewise.
2783 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2785 * tree-flow.h (addressable_vars): Declare.
2786 * tree-ssa-alias.c (addressable_vars): Define.
2787 (setup_pointers_and_addressables): Add addressable variables
2788 to addressable_vars.
2789 * tree-ssa-operands.c (get_stmt_operands): Move
2790 handling of ASM_EXPRs ...
2791 (get_asm_expr_operands): ... here.
2792 When the ASM_EXPR clobbers memory, also clobber addressable
2794 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2795 (delete_tree_ssa): Reset addressable_vars.
2797 2004-07-07 Jan Beulich <jbeulich@novell.com>
2798 Richard Henderson <rth@redhat.com>
2800 * varasm.c (assemble_variable): Use assemble_zeros for
2801 zero-initialized variables.
2802 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2803 for SECCAT_BSS and SECCAT_TBSS.
2805 2004-07-07 Jan Beulich <jbeulich@novell.com>
2807 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2809 * expmed.c (emit_store_flag): Also special-case double-word
2810 (in-)equality comparison against -1.
2812 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2813 passing arguments the containers for which are registers.
2815 * calls.c (emit_library_call_value_1): Use mode of function parameter
2816 rather than that of argument since constants have none.
2818 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2820 Introduce H8SX support.
2821 * expr.c (expand_strcpy): Renamed and moved to...
2822 * builtins.c (expand_movstr): ... here. Tweak.
2823 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2824 computed or has side effects.
2825 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2826 unused, or if mempcpy fails. Adjust the return value in the
2827 latter case. Use movstr if everything else fails.
2828 * doc/md.texi (movstr): Document.
2829 (movmemM, clrmemM): Fix explanation of memory block operands.
2830 * config/h8300/h8300.md (stpcpy): Renamed to...
2831 (movstr): ... this. Adjust.
2832 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2833 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2834 movmem* and clrstr* to clrmem*.
2835 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2836 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2837 GENERAL_REGS, always.
2838 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2839 getting the stack pointer as addr.
2840 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2841 from general_operand_dst.
2842 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2844 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2845 instead of requiring it to match only before reload.
2846 (stpcpy_internal_normal): New, normal-mode variant of...
2847 (stpcpy_internal): ... this. Add modes to operands. Disparage
2848 `D' instead of requiring it to match only before reload.
2849 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2851 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2852 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2854 * config/h8300/h8300.md (attr type): Add call.
2855 (attr can_delay): If type is call, set it no.
2856 (call, call_value): Set type to call.
2857 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2858 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2859 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2860 * tree.c (get_narrower): Don't narrow integral types into
2862 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2863 frame_size *before* the first use.
2864 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2866 (peephole2): Don't widen instructions that push SP. Move
2867 decrement of SP to the end of all stm-generating peepholes.
2868 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2869 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2870 and OR to set it to all ones.
2871 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2872 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2873 (call, call_value): Set can_delay to "no".
2874 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2875 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2876 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2877 * config/h8300/h8300.md (*brabit): Remove.
2878 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2879 zero_extract. Use bit_memory_operand as the predicate for
2880 operand 1 and 'WU' as the constraint. Check the difference
2881 between the base length and the final one when deciding which
2882 type of branch to use.
2883 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2884 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2885 Use convert_move to extend the result for TARGET_H8300SX. Check
2886 for QImode memory references. Optimize the case where the
2887 destination is a paradoxical subreg.
2888 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2889 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2890 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2891 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2892 * config/h8300/h8300.md: Include mova.md
2893 (length_table): Add mova and mova_zero.
2894 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2895 after all constant addresses for '%R', '%X', '%T' and '%S'.
2896 (h8300_mova_length): New function.
2897 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2898 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2899 dependencies for s-config, etc.
2900 * config/h8300/gemova.sh: New file.
2901 * config/h8300/mova.md: Generated.
2902 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2903 * config/h8300/h8300.c (h8300_bitfield_length): New.
2904 (nibble_operand): Adjust.
2905 (h8300_binary_length): Handle conditional binary op.
2906 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2907 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2908 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2909 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2910 constraints. WU is introduced as a variant of U that requires a
2911 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2912 * config/h8300/h8300.md (attr type): Added bitbranch.
2913 (attr length_table): Added bitfield and bitbranch.
2914 (attr length): Compute bitbranch length.
2915 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2916 least-significant bit of a byte.
2917 (brabit, brabc, brabs): New.
2918 (insv, extzv): Emit bfst and bfld on H8300SX.
2919 (bfld, bfst, seq, sne): New.
2920 (bstzhireg, cmpstz, bstz, bistz): New.
2921 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2922 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2923 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2924 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2925 (h8sx_unary_memory_operator): New function.
2926 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2927 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2928 * config/h8300/h8300.md: Add peepholes to combine reloads and
2930 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2931 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2932 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2933 (and?i, ior?i, xor?i): Likewise.
2934 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2935 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2936 Various whitespace fixes.
2937 (h8300_constant_length): New function, split out from...
2938 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2939 (h8300_classify_operand): Use IN_RANGE.
2940 (h8300_classify_operand): Use h8300_constant_length.
2941 (h8300_short_move_mem_p): Tighten size check.
2942 (h8sx_mergeable_memrefs_p): Tighten equality check.
2943 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2944 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2946 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2947 * config/h8300/crtn.asm: Likewise.
2948 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2949 if __H8300SX__ is defined.
2950 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2951 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2952 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2953 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2954 addresses as mode-dependent.
2955 * config/h8300/h8300.c (print_operand_address): Update call to
2957 (h8300_get_index): Take a mode argument. Rework to fix an
2958 earlier misunderstanding.
2959 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2960 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2961 into a register if TARGET_H8300SX.
2962 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2963 TARGET_H8300SX. Also disable related define_splits.
2964 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2965 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2966 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2967 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2968 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2969 (EXTRA_CONSTRAINT_STR): Check it.
2970 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2972 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2973 * config/h8300/h8300.md (length_table): Add mov_imm4.
2974 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2975 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2976 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2978 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2979 * config/h8300/h8300.c (h8300_reorg): New function.
2980 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2981 * config/h8300/h8300.md (length): Subtract the length of the
2982 delay slot from (pc) when checking the range of forward branches.
2983 (delay_slot, can_delay): New attributes.
2984 (define_delay): Add bra/s handling.
2985 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2986 (jump): Add delayed-branch handling.
2987 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2988 * expr.c (expand_strcpy): New function.
2989 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2990 (expand_builtin_stpcpy): Likewise.
2991 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2992 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2993 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2994 handling to improve register allocation for -fno-omit-frame-pointer.
2995 (h8sx_split_movmd): Delete, moving er6 handling into...
2996 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2997 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2998 (movmd): Add calls to copy_rtx.
2999 (movmd_internal): In the second alternative, allow the initial and
3000 final destination registers to be different . Update the splitter
3001 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
3002 instead of h8sx_split_movmd.
3003 (stpcpy, movsd): New expanders.
3004 (movsd_internal): New define_insn.
3005 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
3006 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
3007 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
3008 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
3009 and DESTINATION_REGS.
3010 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3011 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
3012 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
3013 (h8300_move_ratio): Declare.
3014 (MOVE_RATIO): Use it.
3015 * config/h8300/h8300.c (h8300_move_ratio): New variable.
3016 (h8300_init_once): Initialize it.
3017 (h8300_reg_class_from_letter): New function.
3018 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
3019 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
3020 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
3021 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
3022 (movstrsi, movmd): New expanders.
3023 (movmd_internal): New insn.
3024 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
3025 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
3026 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
3027 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
3028 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
3029 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3030 * config/h8300/h8300.c (nibble_operand): Fix warning.
3031 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
3032 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
3033 (movsf_h8300h): Disable for TARGET_H8300SX.
3034 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3035 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
3036 h8300_stm_parallel and h8300_return_parallel.
3037 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
3038 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
3039 h8300_stm_parallel, h8300_return_parallel): New functions.
3040 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
3041 if TARGET_H8300SX. Use h8300_push_pop.
3042 (h8300_expand_epilogue): Likewise. Try to merge the return insn
3043 and final pop when generating h8sx code. Always emit some form
3045 * config/h8300/h8300.md: Don't enforce register alignment in
3046 stm peepholes if TARGET_H8300SX.
3047 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
3048 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
3049 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
3050 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
3051 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
3052 (MULTILIB_DIRNAMES): Add a directory for it.
3053 (MULTILIB_MATCHES): Delete.
3054 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3055 * final.c (walk_alter_subreg): Handle addresses with subregs
3056 inside a ZERO_EXTEND or AND.
3057 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
3058 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
3060 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
3061 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
3062 @(dd,Rn.w) and @(dd,ERn.L).
3063 (h8300_displacement_size): Take the whole address as argument.
3064 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
3065 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
3066 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
3067 (h8sx_mergeable_memrefs_p): Declare.
3068 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
3069 (HAVE_PRE_INCREMENT): Likewise.
3070 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
3071 addresses for TARGET_H8300SX,
3072 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
3074 (movb_length_table, movl_length_table): New tables.
3075 (movw_length_table): Define to movb_length_table.
3076 (h8300_displacement_size): New, split out from...
3077 (h8300_classify_address): ...here. Handle pre/post inc/dec.
3078 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
3079 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
3080 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
3081 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
3082 (compute_plussi_length, compute_plussi_cc): Update accordingly.
3083 (h8sx_unary_shift_operator): Get the mode from the operator.
3084 (binary_shift_operator): Likewise.
3085 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
3086 a memory reference, check whether the reference is offsettable.
3087 (length_table): Add movb, movw and movl.
3088 (movqi): Add new h8sx pattern. Don't force one operand to be a
3089 register when generating h8sx code.
3090 (movhi, movsi, movsf): Likewise.
3091 (movstrictqi): Use the length_table attribute.
3092 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
3093 (addqi3): Split into a define_expand and define_insn. Don't accept
3094 memory operands in the expander. Use h8300_operands_match_p to
3095 check for matching operands in the define_insn.
3096 (subqi3, negqi2, one_cmplqi2): Likewise.
3097 (add[hs]i3): Don't accept memory operands in the expander. Likewise
3098 in any patterns that are unused in h8sx code. In the h8sx patterns,
3099 use h8300_operands_match_p to check whether operands match.
3100 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
3101 one_cmpl[hs]i3): Likewise.
3102 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
3104 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
3105 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
3106 (h8300_insn_length_from_table): Add a second parameter.
3107 (output_h8sx_shift): Declare.
3108 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
3109 (EXTRA_CONSTRAINT): Replace with...
3110 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
3111 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
3112 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
3113 and h8sx_binary_shift_operator.
3114 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
3116 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
3117 (bit_memory_operand, fix_bit_operand): Likewise.
3118 (h8300_length_table_for_insn): Remove.
3119 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
3121 (h8300_short_immediate_length, h8300_binary_length): New functions.
3122 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
3123 (output_plussi): Use sub to add negative constants.
3124 (compute_plussi_length): Adjust accordingly.
3125 (h8sx_single_shift_type): New enum.
3126 (h8sx_single_shift, h8sx_unary_shift_operator,
3127 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
3128 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
3129 single h8sx instruction. Return false in this case.
3130 * config/h8300/h8300.md (length_table): Add short_immediate.
3131 (length): Pass the operand array to h8300_insn_length_from_table.
3132 (adjust_length): Assume "no" for insns with a length_table attribute.
3133 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3134 (*addhi3_h8300hs): Don't use for h8sx.
3135 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3137 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3138 1's predicate to nonimmediate_operand. Only skip default expansion
3139 if expand_a_shift or expand_a_rotate returns true. Add new patterns
3140 for single h8sx shift instructions.
3141 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
3142 * config/h8300/h8300.c (nibble_operand): Split out of...
3143 (reg_or_nibble_operand): ... this.
3144 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3145 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3146 umulhisi3): Introduce expand, and introduce separate insns for
3147 sign- or zero-extended REG and already-extended CONST_INT.
3148 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
3149 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3150 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3151 (subhi3): Likewise. Don't accept immediates for operand 1.
3152 Remove the early clobber from second alternative of the h8300s pattern.
3153 (subsi3): Generalize for h8sx. Force operand 2 into a register
3154 on plain h8300 targets.
3155 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3156 (subsi3_h8300h): Generalize for h8sx.
3157 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3158 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
3159 * config/h8300/h8300.c (reg_or_nibble_operand): New.
3160 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3161 (TARGET_H8300SXMUL): New.
3162 (CONST_OK_FOR_P): New.
3163 (CONST_OK_FOR_LETTER_P): Adjust.
3164 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3165 umulhisi3): Accept 4-bit immediate on H8SX.
3166 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3167 (udivsi3, divhi3, udivsi3, divsi3): New.
3168 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
3169 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3170 * config/h8300/h8300.h (OK_FOR_Q): New macro.
3171 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3172 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3173 Add ADDRESSOF to the bit_operand entry.
3174 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3175 (h8300_src_operand): Likewise.
3176 (bit_operand): Check nonimmediate_operand rather than general_operand.
3177 Accept any nonimmediate_operand in h8sx code.
3178 (h8300_and_costs): Initialize operands[1].
3179 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3180 (h8300_operand_class): New enum.
3181 (h8300_length_table): New typedef.
3182 (addb_length_table, addw_length_table, addl_length_table,
3183 logicl_length_table): New tables.
3184 (logicb_length_table, logicw_length_table): New macros.
3185 (h8300_classify_operand, h8300_length_from_table,
3186 h8300_length_table_for_insn, h8300_unary_length,
3187 h8300_insn_length_from_table): New functions.
3188 (output_plussi): Only use adds and subs for register destinations.
3189 Disable redundant clause.
3190 (compute_plussi_cc): Likewise.
3191 (compute_plussi_length): Likewise. Use h8300_length_from_table
3192 to work out the length of an insn.
3193 (output_logical_op): Only use narrower immediate instructions
3194 if the destination is a register.
3195 (compute_logical_op_cc): Likewise.
3196 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3197 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3198 * config/h8300/h8300.md (length_table): New attribute.
3199 (length): When an instruction has a length_table attribute, use
3200 h8300_insn_length_from_table to calculate its default length.
3201 (cmpqi): Use h8300_dst_operand for the first operand and
3202 h8300_src_operand for the second.
3203 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3204 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3205 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3206 iorsi3, xorhi3, xorsi3): Likewise.
3207 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3208 so that it allows any combination of operands for TARGET_H8300SX.
3209 (iorqi3, xorqi3): Likewise.
3210 (cmpqi): Use the length_table attribute.
3211 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3212 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3213 (cmpqi): Add 'Q' constraint.
3214 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3215 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3216 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3217 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3218 (TARGET_H8300S): True for both -ms and -msx.
3219 (TARGET_H8300SX): New macro.
3220 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3221 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3222 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3223 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3225 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3226 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3227 16-bit pointers and 32-bit ints.
3228 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3229 CONST_DOUBLE with mode no wider than SImode.
3230 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3232 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3233 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3235 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3236 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3237 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3239 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3241 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3243 2004-07-07 Per Bothner <per@bothner.com>
3245 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3247 2004-07-07 Mike Stump <mrs@apple.com>
3249 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3250 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3251 (machopic_finish): Likewise.
3253 2004-07-07 Richard Henderson <rth@redhat.com>
3255 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3256 through any value-preserving cast.
3258 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3260 * function.c (assign_parm_find_data_types): Call
3261 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3263 2004-07-07 Steven Bosscher <stevenb@suse.de>
3265 * tree-cfg.c (group_case_labels): Remove case labels that have
3266 the same target as the default case.
3268 2004-07-07 Steven Bosscher <stevenb@suse.de>
3270 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3271 regardless of DECL_LANG_SPECIFIC being present or not.
3272 * tree.h (DECL_NUM_STMTS): Purge.
3274 2004-07-07 Andrew Pinski <apinski@apple.com>
3276 * configure: Regenerate with the right autoconf.
3278 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3280 * ifcvt.c (total_bb_rtx_cost): New function.
3281 (find_if_case_1): Compare rtx_cost of basic block to cost of
3283 (find_if_case_2): Same.
3285 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3288 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3289 (output_return): Likewise.
3290 (output_sibcall): Abort if !flag_delayed_branch.
3291 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3292 (emit_and_preserve): New function.
3293 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3294 indirect jump to the thunked-to function if !flag_delayed_branch.
3295 * config/sparc/sparc.md (delayed_branch): New attribute.
3296 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3297 attribute to compute the length of the insn.
3298 (goto_handler_and_restore): Likewise.
3300 2004-07-07 Andrew Pinski <apinski@apple.com>
3302 PR tree-optimization/15777
3303 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3305 * expr.c (expand_expr_real_1): Fix formating.
3306 BUFFER_REF and IN_EXPR are dead.
3307 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3308 * tree-inline.c (estimate_num_insns_1): Likewise.
3309 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3310 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3311 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3313 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3315 * collect2.c (dump_file): Don't call cplus_demangle if
3316 HAVE_LD_DEMANGLE is defined.
3317 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3318 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3319 if HAVE_LD_DEMANGLE is defined.
3321 * configure.ac (--with-demangler-in-ld): Added
3322 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3323 --with-demangler-in-ld is used.
3324 * config.in: Regenerated.
3325 * configure: Likewise.
3327 2004-07-07 Roger Sayle <roger@eyesopen.com>
3329 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3330 for simple floating point operations "fp", double precision
3331 multiplication "dmul", and single and double precision division
3332 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3333 (ppc630_cost): New table split from ppc620_cost, to distinguish
3334 differences in floating point latencies.
3335 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3336 (rs6000_rtx_costs): Add support for single and double precision
3337 floating point addition, subtraction, multiplication, division,
3338 fused-multiply-add, fused-multiply-sub, negation, absolute value
3339 and negative absolute value. Tweak MEM case to use prefered idiom.
3341 2004-07-07 Richard Henderson <rth@redhat.com>
3343 * tree-flow-inline.h (may_propagate_copy): Move...
3344 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3345 attempt to copy between types requiring conversion.
3346 * tree-flow.h (may_propagate_copy): Update decl.
3347 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3349 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3351 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3352 from -mtune= option.
3354 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3356 * builtins.c: Rename movstr*, except for movstrict*, to
3357 movmem* and clrstr* to clrmem*.
3360 * genopinit.c: Likewise.
3361 * integrate.c: Likewise.
3362 * local-alloc.c: Likewise.
3363 * optabs.c: Likewise.
3364 * optabs.h: Likewise.
3365 * config/alpha/alpha.h: Likewise.
3366 * config/alpha/alpha.md: Likewise.
3367 * config/arm/arm-protos.h: Likewise.
3368 * config/arm/arm.c: Likewise.
3369 * config/arm/arm.md: Likewise.
3370 * config/avr/avr.md: Likewise.
3371 * config/c4x/c4x.c: Likewise.
3372 * config/c4x/c4x.md: Likewise.
3373 * config/frv/frv.md: Likewise.
3374 * config/i386/i386-protos.h: Likewise.
3375 * config/i386/i386.c: Likewise.
3376 * config/i386/i386.h: Likewise.
3377 * config/i386/i386.md: Likewise.
3378 * config/i860/i860.c: Likewise.
3379 * config/i860/i860.md: Likewise.
3380 * config/ip2k/ip2k.md: Likewise.
3381 * config/ip2k/libgcc.S: Likewise.
3382 * config/ip2k/t-ip2k: Likewise.
3383 * config/m32r/m32r.c: Likewise.
3384 * config/m32r/m32r.md: Likewise.
3385 * config/mcore/mcore.md: Likewise.
3386 * config/mips/mips.c: Likewise.
3387 * config/mips/mips.md: Likewise.
3388 * config/ns32k/ns32k.c: Likewise.
3389 * config/ns32k/ns32k.h: Likewise.
3390 * config/ns32k/ns32k.md: Likewise.
3391 * config/pa/pa.c: Likewise.
3392 * config/pa/pa.md: Likewise.
3393 * config/pdp11/pdp11.h: Likewise.
3394 * config/pdp11/pdp11.md: Likewise.
3395 * config/rs6000/rs6000.c: Likewise.
3396 * config/rs6000/rs6000.md: Likewise.
3397 * config/s390/s390-protos.h: Likewise.
3398 * config/s390/s390.c: Likewise.
3399 * config/s390/s390.md: Likewise.
3400 * config/sh/lib1funcs.asm: Likewise.
3401 * config/sh/sh.c: Likewise.
3402 * config/sh/sh.md: Likewise.
3403 * config/sh/t-sh: Likewise.
3404 * config/sparc/sparc.h: Likewise.
3405 * config/vax/vax.md: Likewise.
3406 * config/xtensa/xtensa.c: Likewise.
3407 * config/xtensa/xtensa.md: Likewise.
3408 * doc/invoke.texi: Likewise.
3409 * doc/md.texi: Likewise.
3410 * doc/rtl.texi: Likewise.
3412 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3415 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3416 * config/mips/mips.c (mips_declare_common_object): New function,
3417 mostly split out from...
3418 (mips_output_aligned_decl_common): ...here.
3419 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3420 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3421 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3422 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3424 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3427 * function.c (assign_parms): Fix typo from previous change.
3429 2004-07-07 Jason Merrill <jason@redhat.com>
3432 * doc/extend.texi (C++ Interface): Correct information and
3435 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3440 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3443 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3446 * config/m32r/m32r.c (m32r_function_symbol): New function:
3447 Generate a symbol name RTX with the correct m32r specific flags
3449 (block_move_call): Use new function to generate correct symbol.
3450 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3451 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3454 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3456 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3457 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3458 TYPE_BINFO_BASETYPE): Remove.
3459 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3461 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3463 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3464 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3465 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3466 (struct tree_binfo): Rename base_types to base_binfos.
3467 * alias.c (record_component_aliases): Adjust BINFO macros.
3468 * dbxout.c (dbxout_type): Likewise.
3469 * dwarf2out.c (gen_member_die): Likewise.
3470 * sdbout.c (sdbout_one_type): Likewise.
3471 * tree-dump.c (deque_and_dump): Likewise.
3472 * config/i386/i386.c (classify_argument,
3473 contains_128bit_aligned_vector_p): Likewise.
3475 2004-07-07 Nick Clifton <nickc@redhat.com>
3477 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3478 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3480 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3482 * vec.h: Fix the example use.
3484 2004-07-06 Richard Henderson <rth@redhat.com>
3486 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3487 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3488 * tree-inline.c (copy_body_r, setup_one_parameter,
3489 initialize_inlined_parameters, expand_call_inline,
3490 declare_inline_vars): Don't check it.
3491 (expand_calls_inline): Remove old version, rename new version
3492 from gimple_expand_calls_inline.
3493 * tree-optimize.c (execute_gimple): Remove.
3494 (pass_gimple): Don't run anything.
3496 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3498 * doc/sourcebuild.texi: Use semicolons instead of commas in
3501 2004-07-06 Richard Henderson <rth@redhat.com>
3503 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3504 (sra_walk_modify_expr, scan_init): Likewise.
3505 (generate_element_zero): Check visited before scanning children.
3506 (generate_element_init): Set visited on error.
3507 (scalarize_init): Handle generate_element_init failure similar
3510 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3512 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3513 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3515 2004-07-06 Richard Henderson <rth@redhat.com>
3517 * config/i386/i386.c (legitimize_pic_address): Make static.
3518 (legitimize_address): Handle CONST with TLS operand.
3519 (ix86_expand_move): Don't call legitimize_pic_address directly.
3520 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3522 2004-07-06 Roger Sayle <roger@eyesopen.com>
3524 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3525 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3526 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3527 is currently executed unconditionally, i.e. not in "else_bb".
3529 2004-07-06 Steven Bosscher <stevenb@suse.de>
3531 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3532 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3533 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3534 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3535 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3536 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3537 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3538 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3539 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3540 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3541 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3542 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3543 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3544 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3545 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3546 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3548 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3550 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3551 * expr.c (expand_expr_real_1): Ditto.
3552 * tree-inline.c (estimate_num_insns_1): Ditto.
3553 * tree-pretty-print.c (dump_generic_node): Ditto.
3557 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3559 * tree-ssa-pre.c (reference_node_pool): New pool.
3560 (find_or_generate_expression): Class 'r' is okay too.
3561 (create_value_expr_from): Ditto.
3562 (add_to_sets): LHS should not include vuses.
3564 (compute_avail): Reverse ordering of tests.
3565 Valuize INDIRECT_REF as well.
3567 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3569 PR rtl-optimization/16380
3570 * loop.c (check_dbra_loop): Sink comparison instructions if they
3571 do something other than set cc0.
3573 2004-07-06 James E Wilson <wilson@specifixinc.com>
3575 * doc/interface.texi (longjmp and automatic variables): Delete
3576 paragraph recommending taking the address of a variable.
3578 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3580 * vec.h (VEC_embedded_alloc): Remove.
3581 (VEC_embedded_size, VEC_embedded_init): New.
3582 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3584 (VEC_truncate): New.
3585 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3586 (vec_embedded_alloc): Remove.
3587 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3588 (vec_embedded_alloc): Remove.
3590 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3592 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3593 (gt-langhooks.h): Remove.
3595 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3597 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3599 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3601 * config/sparc/sparc.c (get_pc_symbol): Rename into
3602 add_pc_to_pic_symbol.
3603 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3604 (load_pic_register): Account for previous changes.
3605 Use reg_names. Don't create the label twice.
3606 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3607 UNSPEC_LOAD_PCREL_SYM.
3608 (get_pc): Rename into load_pcrel_sym. Add predicate to
3609 operands. Remove condition.
3611 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3613 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3614 RECORD, UNION & QUAL_UNION is actually a binfo.
3616 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3617 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3618 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3619 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3620 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3621 (gen_inheritance_die): Likewise.
3622 * tree-dump.c (deque_and_dump): Likewise.
3623 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3625 2004-07-06 Steven Bosscher <stevenb@suse.de>
3627 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3629 * config/mcore/mcore.md: Model memory latency with a simple DFA
3630 pipeline description instead of a define_function_unit.
3632 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3634 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3635 * langhooks.h (var_mod_type_p): Likewise.
3636 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3637 * expr.c (count_type_elements): Properly handle return from
3638 array_type_nelts and properly test for overflow.
3639 * gimplify.c (gimplify_init_constructor): Properly handle return
3640 from array_type_nelts.
3641 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3642 * integrate.c (copy_decl_for_inlining): Correct comments.
3643 * tree-inline.c (remap_decl): Update comments, remove dead code,
3644 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3645 (remap_type): Only remap if variably modified by vars in function
3647 (copy_body_r): Use compatible_type langhooks to see when can fold.
3648 (setup_one_parameter): Don't remap type.
3649 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3650 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3651 compute TREE_INVARIANT for decl case.
3652 (find_var_from_fn): New function.
3653 (variably_modified_type_p): Add arg and call new function.
3654 * tree.h (variably_modified_type_p): Add extra arg.
3656 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3658 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3659 (goto_handler_and_restore_v9): Delete disabled insn.
3660 (goto_handler_and_restore_v9_sp64): Likewise.
3662 2004-07-05 Roger Sayle <roger@eyesopen.com>
3664 * calls.c (load_register_parameters): Call expand_shift instead
3665 of expand_binop with ashl_optab (or other shift optab) directly.
3666 * expr.c (emit_group_load, emit_group_store): Likewise.
3667 * function.c (assign_parm_setup_block): Likewise.
3668 * stmt.c (shift_return_value): Likewise.
3670 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3672 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3674 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3676 * doc/sourcebuild.texi: Revert previous patch.
3678 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3680 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3681 TARGET_MEM_FUNCTIONS.
3682 * system.h: Poison TARGET_MEM_FUNCTIONS.
3683 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3684 bcmp_libfunc, bzero_libfunc): Remove.
3685 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3687 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3688 * doc/standards.texi: Don't mention calling BSD string functions.
3689 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3690 * config/vax/t-memfuncs: New.
3691 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3692 config/memset.c: New.
3693 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3694 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3696 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3697 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3698 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3699 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3700 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3701 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3702 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3703 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3704 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3705 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3707 2004-07-05 Richard Henderson <rth@redhat.com>
3709 * function.c (assign_parm_setup_reg): Properly rename variables in
3710 FUNCTION_ARG_CALLEE_COPIES section.
3712 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3714 * tree-mudflap.c: Include cgraph.h.
3715 (mf_init_extern_trees): Rename to mudflap_init. Export.
3716 Rewrite to create synthetic declarations instead of looking
3717 up declarations from mf-runtime.h.
3718 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3719 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3721 (execute_mudflap_function_decls, mudflap_register_call):
3722 Don't call mf_init_extern_trees.
3723 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3725 * tree-mudflap.h: Update prototypes.
3726 * c-mudflap.c: Delete file.
3727 * c-common.c: Include tree-mudflap.h.
3728 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3729 * Makefile.in: Remove all references to c-mudflap.o.
3730 Update dependencies.
3732 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3734 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3735 displacements with the spatial-locality cache-control completer.
3737 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3739 * langhooks.c: Don't include gt-langhooks.h.
3740 (var_labelno): Delete.
3741 (lhd_set_decl_assembler_name): Do not append a distinguishing
3742 number to file-scope internal-linkage declarations for the first
3743 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3744 the declaration itself (if at block scope), or its containing
3745 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3748 * opts.c (cur_in_fname): New global.
3749 * opts.h: Declare it.
3750 * tree.c: Include opts.h.
3751 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3752 DECL_UID equal to cur_in_fname.
3753 (copy_node_stat): Do not change DECL_UID when copying a
3754 TRANSLATION_UNIT_DECL.
3755 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3756 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3758 * c-decl.c (c_static_assembler_name): Delete.
3759 * c-tree.h (c_static_assembler_name): Delete prototype.
3760 * c-lang.c, objc/objc-lang.c: Don't override
3761 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3763 * Makefile.in (tree.o): Update dependencies.
3764 (GTFILES): Remove langhooks.c.
3766 2004-07-05 Roger Sayle <roger@eyesopen.com>
3768 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3769 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3770 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3771 Optimize "X % -Y" as "X % Y" for signed modulus.
3772 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3773 into "((unsigned) X % Y) == 0".
3775 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3777 * sourcebuild.texi (Config Fragments): Use @comma{} in
3778 cross-reference to section title.
3780 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3782 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3783 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3784 (gimplify_target_expr, gimplify_expr): Likewise.
3785 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3786 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3788 (gimplify_compound_lval): See if we can strip any useless conversion.
3789 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3791 (gimplify_modify_expr_to_memset): Likewise.
3792 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3793 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3794 (declare_inline_vars): Likewise.
3795 (walk_type_fields): New function.
3796 (walk_tree): Use it.
3797 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3799 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3800 (sra_walk_modify_expr): Allow init function to fail.
3801 (scan_init): Now returns bool.
3802 (generate_element_init): If can't understand INIT, return false.
3803 (scalarize_init): Return false if generate_element_init does.
3805 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3808 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3809 bounds if bounds aren't constant.
3811 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3813 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3814 to type hooks; remove bogus PARAMS.
3816 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3818 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3819 * dwarf2out.c (add_data_member_location_attribute): Check for
3821 * tree.c (tree_node_kinds): Add "binfos".
3822 (binfo_lang_slots): New.
3823 (make_node_stat): Add TREE_BINFO.
3824 (make_tree_binfo_stat): New.
3825 (tree_node_structure): Add TREE_BINFO.
3826 * tree.def (TREE_BINFO): New.
3827 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3828 (RECORD_OR_UNION_CHECK): ... here.
3829 (NOT_RECORD_OR_UNION_CHECK): New.
3830 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3831 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3832 RECORD_OR_UNION_CHECK.
3833 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3834 (TYPE_LANG_SLOT_1): New.
3835 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3836 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3837 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3838 (BINFO_ELTS): Remove.
3839 (BINFO_LANG_SLOT): New.
3840 (struct tree_binfo): New.
3841 (binfo_lang_slots): Declare.
3842 (enum tree_node_structure_enum): Add TS_BINFO.
3843 (union tree_node): Add binfo.
3844 (make_tree_binfo_stat): Declare.
3845 (make_tree_binfo): New.
3846 (enum tree_node_kind): Add binfo_kind.
3848 * objc/objc-act.c (start_class, objc_declare_protocols,
3849 start_protocols): Use TYPE_LANG_SLOT_1.
3850 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3852 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3853 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3854 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3855 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3857 2004-07-05 Steven Bosscher <stevenb@suse.de>
3859 * rtl.h (struct rtx_def): Remove the integrated flag.
3860 Use the return_val flag for MEM_SCALAR_P.
3861 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3863 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3866 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3867 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3870 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3872 * var-tracking.c: Fix some comments.
3873 (frame_stack_adjust): New.
3874 (vt_stack_adjustments): Init stack_adjust of entry block to
3875 minus stack adjustment of function prologue.
3876 (adjust_stack_reference): Do not adjust if adjustment == 0.
3877 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3878 (emit_notes_in_bb): Likewise.
3879 (vt_add_function_parameters): Do not adjust locations of
3881 (vt_initialize): Compute the stack adjustment of function
3882 prologue and offset the initial "location" of frame_base_decl
3883 from the stack pointer after prologue.
3885 2004-07-04 Richard Henderson <rth@redhat.com>
3887 * function.c (struct assign_parm_data_all): New.
3888 (struct assign_parm_data_one): New.
3889 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3890 assign_parm_find_data_types, assign_parms_setup_varargs,
3891 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3892 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3893 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3894 assign_parm_setup_block, assign_parm_setup_reg,
3895 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3896 (assign_parms): ... here.
3898 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3900 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3901 now are bitmap_set_t's.
3902 (bitmap_insert_into_set): No point in inserting the value if
3904 (bitmap_set_contains): New function.
3905 (bitmap_set_replace_value): Add comment on why we do it
3907 (set_contains): Removed.
3908 (bitmap_set_subtract_from_value_set): New name of
3909 set_subtract now that it's arguments are two different
3912 (bitmap_find_leader): Change algorithm used.
3913 (find_or_generate_expression): Update use of functions for new
3915 (create_expression_by_pieces): Ditto.
3916 (insert_aux): Ditto.
3918 (add_to_sets): Ditto.
3920 (execute_pre): Ditto.
3921 (compute_avail): Ditto.
3922 Also ignore virtual phis.
3924 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3926 * combine.c (simplify_comparison): Fix comment typo.
3928 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3930 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3931 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3932 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3933 (output_restore): Change parameter from 'insn' to 'pat'.
3934 (output_return): Adjust call to output_restore.
3935 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3936 Adjust call to output_restore.
3938 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3940 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3941 and assert system is bsd.
3943 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3945 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3946 (TARGET_SWITCHES): Remove -mdebugc.
3947 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3948 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3949 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3950 (sle_[sd]i_reg): Delete.
3952 2004-07-04 Steven Bosscher <stevenb@suse.de>
3954 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3956 * config/iq2000/iq2000.md: Translate old pipeline description to an
3959 2004-07-04 Roger Sayle <roger@eyesopen.com>
3961 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3962 Ensure the replacement rhs is valid gimple before performing
3963 the substitution. Return false if these sanity checks fail.
3964 (fold_stmt): Only set changed to true, if set_rhs returns true.
3965 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3968 2004-07-04 Richard Henderson <rth@redhat.com>
3971 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3973 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3975 * configure.ac (ranlib_flags): New variable.
3976 * Makefile.in (RANLIB_FLAGS): New variable.
3977 (libbackend.a): Use it.
3978 * configure: Regenerated.
3980 2004-07-04 Roger Sayle <roger@eyesopen.com>
3982 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3983 a "sign mask" instead of using ashr_optab directly.
3985 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3987 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3988 * doc/cppopts.texi: Clarify processing of command-line defines.
3990 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3992 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3994 2004-07-04 Richard Henderson <rth@redhat.com>
3996 * rtl.def (ADDRESSOF): Remove.
3997 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3998 (find_base_term, memrefs_conflict_p): Likewise.
3999 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
4000 (fold_rtx, cse_insn, set_live_p): Likewise.
4001 * dwarf2out.c (mem_loc_descriptor): Likewise.
4002 (add_location_or_const_value_attribute): Likewise.
4003 * emit-rtl.c (copy_insn_1): Likewise.
4004 * explow.c (memory_address): Likewise.
4005 * expmed.c (store_split_bit_field): Likewise.
4006 * expr.c (expand_expr_real_1): Likewise.
4007 * function.c (instantiate_decl
4008 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
4009 * genrecog.c (preds, validate_pattern): Likewise.
4010 * integrate.c (copy_rtx_and_substitute): Likewise.
4011 * recog.c (general_operand, register_operand): Likewise.
4012 (memory_address_p): Likwise.
4013 * reload1.c (eliminate_regs, elimination_effects): Likewise.
4014 * rtl.c (copy_rtx): Likewise.
4015 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
4016 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
4017 * rtlhooks.c (gen_lowpart_general): Likewise.
4018 * stmt.c (expand_asm_operands): Likewise.
4019 * web.c (entry_register, replace_ref, web_main): Likewise.
4020 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
4021 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
4022 * config/arm/arm.c (thumb_rtx_costs): Likewise.
4023 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
4024 * config/frv/frv.c (move_destination_operand, move_source_operand,
4025 condexec_dest_operand, condexec_source_operand,
4026 condexec_memory_operand): Likewise.
4027 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
4028 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
4029 (destination_xfmode_operand): Likewise.
4030 * config/mips/mips.h (PREDICATE_CODES): Likewise.
4031 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
4032 * config/s390/s390.c (general_s_operand): Likewise.
4033 * config/s390/s390.md (mov*): Likewise.
4034 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
4036 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
4037 * expr.c (expand_expr_real_1): Likewise.
4038 * stmt.c (expand_decl): Likewise.
4039 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4041 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
4042 postponed_insns, put_var_into_stack, put_reg_into_stack,
4043 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
4044 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
4045 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
4046 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
4047 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
4048 purge_bitfield_addressof_replacements, purge_addressof_replacements,
4049 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
4050 struct insns_for_mem_walk_info, insns_for_mem_walk,
4051 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
4052 setjmp_protect_args): Remove.
4053 (push_function_context_to): Don't handle var_refs_queue.
4054 (pop_function_context_from, free_after_compilation): Likewise.
4055 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
4056 (assign_parms, allocate_struct_function): Likewise.
4057 (use_register_for_decl): New.
4058 (expand_function_end): Don't setjmp_protect.
4059 * function.h (struct emit_status): Update commentary.
4060 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
4061 (max_parm_reg, parm_reg_stack_loc): Remove.
4062 * passes.c (DFI_addressof): Remove.
4063 (dump_file_info): Remove addressof.
4064 (rest_of_handle_addressof): Remove.
4065 (rest_of_compilation): Don't call it.
4066 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
4067 * stmt.c (expand_decl): Use use_register_for_decl.
4068 * tree.h: Update decls.
4069 * web.c (mark_addressof): Remove.
4070 * doc/invoke.texi (-dF): Remove.
4072 2004-07-03 Richard Henderson <rth@redhat.com>
4074 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
4075 instead of gen_mem_addressof.
4076 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
4077 TImode output register.
4079 2004-07-03 Richard Henderson <rth@redhat.com>
4081 PR tree-optimization/16341
4082 * tree-sra.c (sra_walk_function): Increment to next stmt before
4083 processing the current stmt.
4084 (sra_insert_after): Always use BSI_SAME_STMT.
4086 2004-07-03 Richard Henderson <rth@redhat.com>
4088 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
4091 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4093 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
4094 with tree_int_cst_equal.
4096 2004-07-03 Andreas Schwab <schwab@suse.de>
4098 * config/ia64/ia64.md: Define new attribute "empty".
4099 (prologue_use, nop_x, insn_group_barrier): Set it.
4101 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
4102 skip over "empty" insns.
4104 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4106 * tree-inline.c (initialize_inlined_parameters): Pass proper function
4107 context to gimplify_body.
4108 (walk_tree): Don't walk into types twice.
4109 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
4111 * tree-sra.c (generate_element_init): Remove any useless conversions.
4113 * gimplify.c (gimplify_conversion): Remove stripping useless
4114 conversions from here.
4115 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
4116 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
4117 Unshare before substituting PLACEHOLDER_EXPR.
4118 (gimplify_modify_expr_to_memset): Likewise.
4119 Pass address of TO to memset, not TO itself.
4120 (gimplify_init_constructor): Make copy of OBJECT so we have it each
4121 time we make an expression (to match a PLACEHOLDER_EXPR).
4123 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
4124 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4125 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
4126 * tree-ssa-dom.c (local_fold): Likewise.
4128 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
4129 * langhooks.h (strct lang_hooks): New field type_max_size.
4130 * function.c (assign_temp): Call it.
4132 2004-07-03 Steven Bosscher <stevenb@suse.de>
4134 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
4135 * config/sh/sh.md: Convert the SH1 pipeline description to
4138 2004-07-02 Zack Weinberg <zack@codesourcery.com>
4140 * c-decl.c (struct c_binding): Remove contour field; add
4141 depth, invisible, nested fields.
4142 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
4143 (B_IN_EXTERNAL_SCOPE): New convenience macros.
4144 (bind): Add invisible and nested arguments. Initialize
4145 new fields of struct c_binding; adjust loop scanning for
4147 (free_binding_and_advance): Clear structure with memset.
4148 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
4149 in file scope, even if it's in external scope too.
4150 (pushdecl): Adjust to match. Create invisible file-scope
4151 declarations for block-scope forward declarations of static functions.
4152 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
4153 (undeclared_variable, lookup_label, declare_label, define_label)
4154 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
4155 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
4156 (store_parm_decls_oldstyle): Adjust to match.
4157 (diagnose_mismatched_decls): Correct handling of linkage clashes.
4158 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
4160 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
4161 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
4163 2004-07-02 Richard Henderson <rth@redhat.com>
4165 * c-decl.c (grokdeclarator): Don't frob current_function_decl
4166 around variable_size.
4167 (set_decl_nonlocal): Remove.
4168 (store_parm_decls): Add stmts for pending sizes.
4169 * calls.c (calls_function, calls_function_1): Remove.
4170 (precompute_arguments): Don't call it.
4171 * cfgexpand.c (set_save_expr_context): Remove.
4172 (tree_expand_cfg): Don't call it.
4173 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
4174 (dwarf2out_finish): Likewise.
4175 * expr.c (emit_block_move): Adjust addresses to BLKmode.
4176 (store_constructor): Don't pre-evaluate SAVE_EXPR.
4177 (safe_from_p): Don't queue SAVE_EXPRs.
4178 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
4179 or build plain VAR_DECLs.
4180 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
4182 (fold_checksum_tree): Don't special-case SAVE_EXPR.
4183 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
4184 (put_var_into_stack): Don't handle SAVE_EXPR.
4185 (gen_mem_addressof): Likewise.
4186 * function.h (struct function): Remove x_save_expr_regs.
4187 (save_expr_regs): Remove.
4188 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
4189 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
4190 * stor-layout.c (variable_size): Don't set it.
4191 (force_type_save_exprs, force_type_save_exprs_1): Remove.
4192 * tree-inline.c (remap_save_expr): Remove fn argument. Update
4193 all callers. Don't set SAVE_EXPR_CONTEXT.
4194 * tree-inline.h (remap_save_expr): Update decl.
4195 * tree.c (save_expr): Update build size.
4196 (first_rtl_op): Don't handle SAVE_EXPR.
4197 (unsave_expr_1, contains_placeholder_p): Likewise.
4198 (decl_function_context): Likewise.
4199 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4200 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4201 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4203 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4205 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4206 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4207 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4208 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4209 some first-person references and patronizing comments. Based on
4211 * doc/invoke.texi: Don't reference fortran@gnu.org.
4212 * doc/trouble.texi (Warning when a non-void function value is
4213 ignored): Rewrite. From Russ Allbery and Chris Devers.
4215 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4217 * tree-ssa-pre.c (bitmap_set_t): New.
4218 (bb_value_sets): avail_out is now a bitmap_set_t.
4219 (bitmap_find_leader): New function.
4220 (bitmap_value_insert_into_set): Ditto.
4221 (bitmap_set_copy): Ditto.
4222 (bitmap_value_replace_in_set): Ditto.
4223 (bitmap_set_contains_value): Ditto.
4224 (bitmap_set_new): Ditto.
4225 (bitmap_set_pool): New pool.
4226 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4227 (insert_aux): Ditto.
4228 (add_to_sets): Ditto.
4229 (compute_avail): Ditto
4233 (execute_pre): Ditto.
4235 2004-07-02 Roger Sayle <roger@eyesopen.com>
4237 * config/rs6000/rs6000.c (struct processor_costs): New structure
4238 used to hold instruction latencies/sizes for processor types.
4239 (rs6000_cost): New global variable pointing to current CPU's costs.
4240 (rs6000_override_options): Initialize rs6000_cost to point to the
4241 appropriate cost table based upon rs6000_cpu and optimize_size.
4242 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4245 2004-07-02 Richard Henderson <rth@redhat.com>
4247 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4249 2004-07-02 Steven Bosscher <stevenb@suse.de>
4251 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4253 2004-07-01 Richard Henderson <rth@redhat.com>
4255 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4256 (alpha_gp_save_rtx): Use assign_stack_local instead of
4259 2004-07-01 Richard Henderson <rth@redhat.com>
4261 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4262 (alpha_rtx_cost_data): Update to match.
4263 (alpha_rtx_cost_size): New.
4264 (alpha_rtx_costs): Honor optimize_size.
4266 2004-07-01 Richard Henderson <rth@redhat.com>
4268 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4269 * cfgexpand.c (tree_expand_cfg): Do it here.
4270 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4271 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4272 * config/mips/mips.c (mips_output_mi_thunk): And here.
4273 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4274 * config/sh/sh.c (sh_output_mi_thunk): And here.
4275 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4277 2004-07-01 Richard Henderson <rth@redhat.com>
4279 * tree.def (RTL_EXPR): Remove.
4280 * c-typeck.c (lvalue_p): Don't handle it.
4281 * expr.c (safe_from_p): Likewise.
4282 (expand_expr_real_1): Likewise.
4283 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4284 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4285 * gengtype.c (adjust_field_tree_exp): Likewise.
4286 * stmt.c (warn_if_unused_value): Likewise.
4287 * tree-gimple.c (recalculate_side_effects): Likewise.
4288 * tree-pretty-print.c (dump_generic_node): Likewise.
4289 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4290 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4291 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4293 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4294 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4295 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4296 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4297 all the bits that tracked last_expr.
4298 (expand_end_bindings): Don't track last_expr.
4299 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4300 (clear_last_expr): Remove.
4301 (expand_asm): Don't call it.
4302 (expand_asm_operands, expand_end_cond): Likewise.
4303 (expand_naked_return, expand_null_return_1): Likewise.
4304 * c-typeck.c (c_begin_compound_stmt): Likewise.
4305 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4306 * expr.c (expand_expr_real_1): Likewise.
4307 * tree.h: Update prototypes.
4309 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4310 (struct emit_status): Remove sequence_rtl_expr.
4311 (struct function): Remove x_rtl_expr_chain.
4312 (seq_rtl_expr, rtl_expr_chain): Remove.
4313 * function.c (struct temp_slot): Remove rtl_expr.
4314 (assign_stack_temp_for_type): Don't set it.
4315 (free_temp_slots, pop_temp_slots): Don't check it.
4316 (free_after_compilation): Don't clear x_rtl_expr_chain.
4317 (fixup_var_refs): Don't search it.
4318 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4319 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4321 (push_topmost_sequence): Likewise.
4322 (end_sequence, init_emit): Likewise.
4323 (start_sequence_for_rtl_expr): Remove.
4324 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4325 * rtl.h (preserve_rtl_expr_result): Remove.
4327 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4329 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4330 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4333 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4335 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4336 (STANDARD_STARTFILE_PREFIX_2): Define.
4337 (standard_startfile_prefix_1): Initialize to
4338 STANDARD_STARTFILE_PREFIX_1.
4339 (standard_startfile_prefix_2): Initialize to
4340 STANDARD_STARTFILE_PREFIX_2.
4341 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4342 (STANDARD_STARTFILE_PREFIX_1): Define.
4343 (STANDARD_STARTFILE_PREFIX_2): Define.
4344 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4345 (STANDARD_STARTFILE_PREFIX_2): Document.
4347 2004-07-01 Richard Henderson <rth@redhat.com>
4349 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4350 in order to disable scalarization. Instead set a flag and wait
4351 for a candidate decl.
4353 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4355 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4356 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4357 Use terminology "testsuite" and "enumerated".
4359 2004-07-01 Richard Henderson <rth@redhat.com>
4361 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4362 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4363 (initial_return_save): Likewise.
4364 (flush_queued_reg_saves): Remap register numbers.
4365 (dwarf2out_return_reg): Likewise.
4367 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4369 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4371 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4372 access functions for lower bound and element size and only output
4373 if lower bound nonzero or element size not same as that of type.
4374 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4376 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4378 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4380 2004-07-01 Per Bothner <per@bothner.com>
4382 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4384 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4386 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4387 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4388 first operand. Don't optimize if the bitfield is volatile.
4390 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4392 * c-pretty-print.c (pp_c_postfix_expression): Handle
4393 floating-point comparison operators.
4394 (pp_c_expression): Pass floating-point comparison
4395 operators to pp_c_postfix_expression.
4397 2004-07-01 Roger Sayle <roger@eyesopen.com>
4399 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4400 rtx_cost instead of "had_mult" to determine whether the transformed
4401 expression is cheaper than the original.
4403 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4405 * alias.c (get_alias_set, canon_rtx, get_addr,
4406 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4408 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4409 expand_builtin): Likewise.
4410 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4412 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4413 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4414 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4415 record_dead_and_set_regs_1, get_last_value_validate,
4416 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4417 * cse.c (check_dependence, canon_hash, equiv_constant,
4418 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4419 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4420 count_reg_usage): Likewise.
4421 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4422 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4423 cselib_record_sets): Likewise.
4424 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4425 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4426 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4427 * df.c (df_uses_record): Likewise.
4428 * dojump (do_jump): Likewise.
4429 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4430 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4431 decl_start_label): Likewise.
4432 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4433 operand_subword, change_address_1, make_safe_from): Likewise.
4434 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4435 stabilize, force_not_mem): Likewise.
4436 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4437 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4438 * expr.c (convert_move, convert_modes, emit_block_move,
4439 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4440 emit_move_insn_1, expand_assignment, store_expr,
4441 store_constructor_field, store_constructor, store_field,
4442 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4444 * final.c (cleanup_subreg_operands, alter_subreg,
4445 get_mem_expr_from_op): Likewise.
4446 * flow.c (notice_stack_pointer_modification_1,
4447 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4449 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4450 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4451 optimize_bit_field, flush_addressof, purge_addressof_1,
4452 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4453 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4454 keep_stack_depressed): Likewise.
4455 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4456 noce_process_if_block, find_memory): Likewise.
4457 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4458 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4459 update_equiv_regs): Likewise.
4460 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4461 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4462 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4463 * passes.c (rest_of_handle_final): Likewise.
4464 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4465 move2add_note_store): Likewise.
4466 * ra-build.c (detect_remat_webs): Likewise.
4467 * ra-debug.c (dump_static_insn_cost): Likewise.
4468 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4469 * recog.c (validate_change, apply_change_group, cancel_changes,
4470 validate_replace_rtx_1, general_operand, register_operand,
4471 nonmemory_operand, push_operand, pop_operand, memory_operand,
4472 indirect_operand, asm_operand_ok, offsettable_memref_p,
4473 offsettable_nonstrict_memref_p, constrain_operands,
4474 store_data_bypass_p): Likewise.
4475 * reg-stack.c (subst_stack_regs_pat): Likewise.
4476 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4477 copy_cost, reg_scan_mark_refs): Likewise.
4478 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4479 combine_stack_adjustments_for_block): Likewise.
4480 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4481 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4482 find_reloads, find_reloads_address, find_reloads_address_1,
4483 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4484 find_equiv_reg): Likewise.
4485 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4486 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4487 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4488 delete_address_reloads): Likewise.
4489 * resource.c (mark_referenced_resources): Likewise.
4490 * rtlanal.c (get_jump_table_offset, count_occurrences,
4491 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4492 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4493 num_sign_bit_copies1): Likewise.
4494 * rtlhooks.c (gen_lowpart_general): Likewise.
4495 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4496 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4497 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4498 sdbout_global_decl): Likewise.
4499 * simplify-rtx.c (simplify_subreg): Likewise.
4500 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4501 expand_anon_union_decl, expand_end_case_type): Likewise.
4502 * unroll.c (calculate_giv_inc): Likewise.
4503 * var-tracking.c (stack_adjust_offset_pre_post,
4504 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4505 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4506 vt_add_function_parameters): Likewise.
4507 * varasm.c (make_var_volatile, notice_global_symbol,
4508 assemble_external, decode_addr_const, mark_weak,
4509 default_encode_section_info): Likewise.
4511 2004-07-01 Steven Bosscher <stevenb@suse.de>
4513 * stmt.c (check_seenlabel): Remove.
4514 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4516 2004-07-01 Richard Henderson <rth@redhat.com>
4518 * function.h (struct function): Remove x_function_call_count.
4519 (function_call_count): Remove.
4520 * calls.c (expand_call): Don't set it.
4521 * integrate.c (copy_rtx_and_substitute): Likewise.
4523 * function.h (struct function): Remove x_cleanup_label.
4524 (cleanup_label): Remove.
4525 * stmt.c (expand_value_return): Don't use it.
4526 * function.c (free_after_compilation): Don't set it.
4527 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4528 * cfgexpand.c (tree_expand_cfg): Update call.
4529 * tree.h (expand_function_start): Update decl.
4531 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4534 * c-lang.c (c_initialize_diagnostics): Move from here ...
4535 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4536 (c_tree_printer): Use pretty-printer to format %T.
4537 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4538 before '*' if not C++.
4539 (pp_c_direct_abstract_declarator): Don't try to print array upper
4540 bound for flexible array members.
4541 * c-tree.h: Include "diagnostic.h".
4542 (c_initialize_diagnostics): Declare.
4543 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4544 * c-format.c (format_type_warning): New function. Improve
4545 diagnostics for incorrect format argument types.
4546 (check_format_types): Use it. Add two parameters. Use the
4547 TYPE_MAIN_VARIANT of wanted_type.
4548 (check_format_info_main): Pass new parameters to
4550 (struct format_wanted_type): Update comment.
4552 2004-07-01 Nick Clifton <nickc@redhat.com>
4554 * target.h (struct gcc_target): Add new field to struct cxx:
4555 import_export_class.
4556 * target-def.h (TARGET_CXX): Initialise the new field.
4557 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4559 * doc/tm.texi: Document the new target hook.
4561 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4563 * builtins.c (fold_builtin_classify): Fix typo.
4565 2004-07-01 Richard Henderson <rth@redhat.com>
4567 * function.c (identify_blocks, identify_blocks_1): Remove.
4568 * function.h (identify_blocks): Remove.
4569 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4571 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4573 * builtins.c (fold_builtin_classify): New.
4574 (fold_builtin_unordered_cmp): Fix commentary.
4575 (fold_builtin): Use it.
4576 * builtins.def: Define builtins for isnan,
4577 isnanf, isnanl, finite, finitef, finitel,
4578 isinf, isinff, isinfl.
4580 2004-07-01 Richard Henderson <rth@redhat.com>
4582 * function.h (struct function): Remove dont_emit_block_notes.
4583 * gimple-low.c (lower_function_body): Don't set it.
4584 * cfgexpand.c (expand_block): Don't check it.
4585 * cfglayout.c (insn_locators_initialize): Likewise.
4586 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4587 * passes.c (rest_of_compilation): Likewise.
4588 * stmt.c (expand_start_bindings_and_block): Likewise.
4589 (expand_end_bindings): Likewise.
4591 2004-07-01 Richard Henderson <rth@redhat.com>
4593 * cgraph.h (cgraph_build_static_cdtor): Declare.
4594 * cgraphunit.c (cgraph_build_static_cdtor): New.
4595 * c-objc-common.c (build_cdtor): Use it.
4596 * coverage.c (create_coverage): Likewise.
4597 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4598 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4600 See ChangeLog.11 for earlier changes.