1 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
3 * tree-mudflap.c (mf_set_options_fndecl): New tree.
4 (mudflap_init): Set it.
5 (mudflap_register_call): Remove __mf_init call.
6 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
7 to pass "-ignore-reads" option to libmudflap if needed.
9 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
12 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
13 (MAKE_DECL_ONE_ONLY): Undefine.
14 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
15 readonly_data, one_only_data_section, forget_section): New prototypes.
16 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
18 (pa_select_section): Add one-only (COMDAT) support.
19 * pa.h (struct machine_function): Define.
20 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
21 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
22 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
23 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
24 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
25 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
26 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
27 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
28 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
29 for EXTRA_SECTION_FUNCTIONS.
30 * doc/install.texi: Update binutils requirements.
32 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
34 * dbxout.c (dbxout_type): Fix printf format.
36 * tree.h (binfo_member): Remove.
37 * tree.c (binfo_member): Remove.
39 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
41 * tree.h: Include vec.h
42 (DEF_VEC_P(tree)): New type.
43 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
44 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
45 (BINFO_LANG_SLOT): Remove.
46 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
47 (struct tree_binfo): Turn base_binfos into a trailing
48 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
49 (binfo_lang_slots): Remove.
50 * tree.c (binfo_lang_slots): Remove.
51 (make_tree_binfo_stat): Take a base binfo count, not a
52 lang slot count. Adjust.
53 * Makefile.in (TREE_H): Add vec.h
54 * alias.c (record_component_aliases): Adjust BINFO access.
55 * dbxout.c (dbxout_type): Likewise.
56 * dwarf2out.c (gen_member_die): Likewise.
57 * sdbout.c (sdbout_one_type): Likewise.
58 * tree-dump.c (deque_and_dump): Likewise.
59 * config/i386/i386.c (classify_argument,
60 contains_128bit_aligned_vector_p): Likewise.
61 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
62 * doc/c-tree.texi (Classes): Update BINFO documentation.
64 2004-07-20 Steven Bosscher <stevenb@suse.de>
66 * c-common.h (check_case_value): Remove prototype.
67 (c_add_case_label): Adjust prototype.
68 * c-common.c (check_case_value): Make static.
69 (check_case_bounds): New function.
70 (c_add_case_label): Use it. Take new argument orig_type.
71 * c-typeck.c (struct c_switch): New orig_type field.
72 (c_start_case): Set it.
73 (do_case): Pass it to c_add_case_label.
74 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
75 cases from here. Add the labels in reverse order.
76 * stmt.c (struct case_node): Adjust comment. Remove balance field.
77 (add_case_node): Return nothing, don't check for duplicate cases.
78 Insert new case nodes in a list, not in an AVL tree.
79 (expand_end_case_type): Don't turn a case tree into a case list.
80 (case_tree2list): Remove.
81 * tree.h (add_case_node): Adjust prototype.
83 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
85 * genattr.c (struct range, struct function_unit,
86 write_units, extend_range, init_range): Remove them.
87 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
88 Output "#define INSN_SCHEDULING" here.
89 * genattrtab.c (struct range, struct function_unit_op,
90 struct function_unit, struct dimension, enum operator,
91 operate_exp, expand_units, simplify_knowing,
92 encode_units_mask, simplify_by_exploding,
93 find_and_mark_used_attributes, unmark_used_attributes,
94 add_values_to_cover, increment_current_value,
95 test_for_current_value, simplify_with_current_value,
96 simplify_with_current_value_aux, gen_unit,
97 write_unit_name, write_function_unit_info,
98 write_complex_function, write_toplevel_expr,
99 find_single_value, extend_range): Remove.
100 (write_attr_get): Do not handle common_av->value
102 (struct attr_desc): Remove func_units_p and blockage_p.
103 (write_attr_valueq): Do not handle them.
104 (find_attr): Do not clear them.
105 (make_internal_attr): Do not initialize them.
106 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
107 * sched-vis.c (init_target_units, insn_print_units,
108 init_block_visualization, print_block_visualization,
109 visualize_scheduled_insns, visualize_no_unit,
110 visualize_stall_cycles, visualize_alloc,
111 visualize_free, target_units, get_visual_tbl_length,
112 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
113 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
114 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
115 * haifa-sched.c (blockage_range, clear_units,
116 schedule_unit, actual_hazard, potential_hazard,
117 insn_unit, unit_last_insn, unit_tick,
118 actual_hazard_this_instance, potential_hazard,
119 schedule_unit, max_insn_queue_index_value): Remove.
120 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
121 max_insn_queue_index.
122 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
123 * doc/md.texi (Processor pipeline description): Remove
124 references to old pipeline descriptions.
125 (Automaton pipeline description): Merge with the above.
126 (Old pipeline description, Comparison of the two descriptions):
129 * bt-load.c (migrate_btr_def): Remove references to
130 use_pipeline_interface.
131 * haifa-sched.c (insn_cost, schedule_insn,
132 schedule_block, advance_one_cycle, sched_init,
133 queue_to_ready, sched_finish): Likewise.
134 * modulo-sched.c (sms_schedule, advance_one_cycle,
135 ps_has_conflicts): Likewise.
136 * sched-rgn.c (init_ready): Likewise.
137 (debug_dependencies): Likewise, and remove an "if (1)".
138 * target.h (use_dfa_pipeline_interface): Remove.
139 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
140 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
141 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
142 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
143 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
144 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
145 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
146 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
147 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
148 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
149 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
150 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
151 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
152 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
153 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
154 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
155 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
156 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
157 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
159 2004-07-19 Roger Sayle <roger@eyesopen.com>
161 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
163 2004-07-19 Jeff Law <law@redhat.com>
165 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
166 (get_eq_expr_value): Use it. Simplify slightly.
168 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
170 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
171 (umulsidi3_32bit_r4000): Likewise.
173 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
175 * vec.h: Propagate location information properly.
176 (VEC_T_iterate): Add result pointer parameter.
178 (VEC_T_reserve): Use it.
180 2004-07-19 Daniel Jacobowitz <dan@debian.org>
182 * Makefile.in (c-format.o): Depend on c-format.h.
183 * c-format.h: New file.
184 (struct format_char_info): Add CHAIN member.
185 * c-format.c: Move some types and constants to c-format.h.
186 (format_type_error): Set to -1.
187 (struct function_format_info): Use an int for format_type.
188 (decode_format_type): Return an int. Return format_type_error
190 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
191 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
192 (scan_char_table, time_char_table, monetary_char_table): Initialize
194 (n_format_types): New variable.
195 (check_format_info_main): Handle CHAIN in format_char_info.
196 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
197 TARGET_N_FORMAT_TYPES.
198 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
199 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
200 * config/sol2-c.c: New file.
201 * config/t-sol2: New file.
202 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
203 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
204 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
206 * doc/extend.texi (Target Format Checks): New section.
207 (Function Attributes): Mention it.
208 * doc/invoke.texi: Mention target format checks.
209 * doc/sourcebuild.texi: Mention target format checks.
210 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
213 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
215 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
217 * config/s390/s390.c (regclass_map initializer): Register 35 added to
219 (load_multiple_operation, store_multiple_operation): Removed
220 pointless sanity check.
221 (s390_decompose_address): Added check for return_address_pointer_rtx.
222 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
223 (s390_return_address_offset): New function.
224 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
225 (FRAME_REGNO_P): Added check for register 35.
226 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
227 REG_ALLOC_ORDER): Appended entry for register 35.
228 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
229 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
230 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
231 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
232 is eliminable using stack pointer or hard frame pointer.
233 (REGISTER_NAMES): Added name for register 35.
234 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
235 pointless sanity check.
237 2004-07-19 Roger Sayle <roger@eyesopen.com>
239 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
240 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
241 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
242 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
243 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
244 (fold_relational_const): Tidy up handling of floating point
245 comparisons by calling real_compare. Remove tree_expr_nonzero_p
246 transformation; fold_relational_const assumes constant operands.
248 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
250 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
253 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
255 * c-tree.h (struct c_expr): Define.
256 (C_SET_EXP_ORIGINAL_CODE): Remove.
257 (parser_build_binary_op, build_compound_expr): Update prototypes.
258 * c-parse.in (%union): Add exprtype.
259 (FUNC_NAME): Mark as ttype.
260 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
262 (expr): Update. Define directly in terms of expr_no_commas
263 instead of using nonnull_exprlist.
264 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
265 offsetof_member_designator, typespec_nonreserved_nonattr, init,
266 initval, designator, component_declarator,
267 component_notype_declarator, enumerator, array_declarator,
268 condition, exexpr, switch_statement, stmt_nocomp, stmt,
269 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
270 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
272 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
273 * c-common.c (c_common_truthvalue_conversion): Don't check
275 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
276 Don't use C_EXP_ORIGINAL_CODE.
277 (default_conversion, default_function_array_conversion): Don't use
278 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
279 (internal_build_compound_expr): Merge into build_compound_expr.
280 (build_compound_expr): Take two operands instead of a TREE_LIST.
281 * objc/objc-act.c (get_super_receiver): Update calls to
284 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
286 * config/sh/sh.c (sh_use_dfa_interface): Remove.
287 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
289 * config/sh/sh.md: Extract pipeline descriptions
291 * config/sh/sh1.md: New file, extracted from sh.md.
292 * config/sh/sh4.md: New file, extracted from sh.md.
293 * config/sh/shmedia.md: New file, extracted from sh.md
294 and rewritten using new-style pipeline description.
296 2004-07-18 Zack Weinberg <zack@codesourcery.com>
298 * config/pa/pa.md: Delete the two remaining define_peephole
301 2004-07-18 Steven Bosscher <stevenb@suse.de>
302 Joseph S. Myers <jsm@polyomino.org.uk>
304 * c-common.c (c_common_truthvalue_conversion): Don't warn if
305 TREE_NO_WARNING is set.
307 2004-07-18 Roger Sayle <roger@eyesopen.com>
309 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
310 simplify_builtin_strncmp): Delete.
311 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
312 Change argument to accept an arglist instead of an "exp". Assume
313 that the return type is always integer_type_node. Copy missing
314 transformations from their now obsolete simplify_builtin_*
316 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
317 fold_builtin_strcmp and fold_builtin_strncmp.
318 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
319 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
320 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
322 2004-07-18 Daniel Jacobowitz <dan@debian.org>
324 * Makefile.in (tree-alias-common.o): Update dependencies.
326 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
328 * cfgloop.c (flow_loop_nested_p): Fix comment.
330 2004-07-17 Jason Merrill <jason@redhat.com>
333 * stor-layout.c (relayout_decl): New fn.
334 * tree.h: Declare it.
335 (DECL_BY_REFERENCE): New macro.
337 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
339 * libgcc2.c (__enable_execute_stack): New symbol.
340 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
341 and declare __enable_execute_stack.
342 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
343 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
344 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
345 ENABLE_EXECUTE_STACK.
346 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
347 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
348 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
349 ENABLE_EXECUTE_STACK.
350 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
351 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
352 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
353 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
354 ENABLE_EXECUTE_STACK.
355 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
356 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
357 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
358 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
359 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
360 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
361 (sparc64_initialize_trampoline): Likewise.
362 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
364 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
366 * langhooks.h (builtin_function): New langhook.
367 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
368 (LANG_HOOKS_INITIALIZER): Update.
369 * tree.h (builtin_function): Remove.
370 * doc/tm.texi: Update.
371 * c-tree.h (builtin_function): Declare.
372 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
373 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
374 config/ia64/ia64.c, config/iq2000/iq2000.c,
375 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
376 config/stormy16/stormy16.c: All callers of builtin_function
379 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
382 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
383 Remove white space after the backslash.
385 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
387 PR rtl-optimization/16294
388 * resource.c (return_insn_p): New predicate.
389 (mark_target_live_regs): Use it. Special-case return insns.
390 (init_resource_info): Use it. Don't scan the epilogue past
393 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
395 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
396 destroy dominance information.
397 * passes.c (rest_of_handle_loop2): Free dominance information.
398 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
400 (thread_jumps): Update dominance information and remove unreachable
402 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
403 information and remove the unreachable block.
405 2004-07-17 Graham Stott <graham.stott@btinternet.com>
407 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
409 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
411 * doc/sourcebuild.texi: Remove libf2c entry.
413 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
415 * config/i386/i386.md (movv16qi_internal): Fix typo.
417 2004-07-17 Steven Bosscher <stevenb@suse.de>
419 * final.c (final_scan_insn): Fix broken commit from previous
422 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
424 * c-typeck.c (parser_build_binary_op): Condition warnings for
425 X<=Y<=Z on -Wparentheses instead of -Wextra.
426 * doc/invoke.texi: Update. Document that most of -Wparentheses is
427 supported for C only.
429 2004-07-17 Steven Bosscher <stevenb@suse.de>
431 * cfgcleanup.c (try_simplify_condjump): Don't remove line
432 notes to avoid unreachable code warnings.
433 * toplev.c (backend_init): Don't emit line notes for
434 unreachable code warnings.
436 * combine.c (distribute_notes): Don't distribute a
438 * final.c (final_scan_insn): Don't handle it.
439 * rtl.c (reg_note_name): Remove it.
440 * rtl.h (enum reg_node): Dito.
442 * emit-rtl.c (force_line_numbers, restore_line_number_status):
444 * rtl.h (force_line_numbers, restore_line_number_status):
447 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
448 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
449 (using_eh_for_cleanups): Also moved here.
451 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
452 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
453 to expand_start_case and add_case_node.
454 * stmt.c (struct nesting): Cleanup unused fields condition_code,
455 last_unconditional_cleanup, nominal_type, printname, and
457 (struct fixup_goto): Remove.
458 (struct stmt_status): Remove x_goto_fixup_chain field.
459 (goto_fixup_chain): Remove.
460 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
461 pushcase, pushcase_range): Remove.
462 (expand_start_bindings_and_block): Don't set unused fields in
464 (expand_start_case, add_case_node): Cleanup unused formal arguments.
465 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
466 instead of emit_jump_if_reachable.
467 (emit_case_nodes): Likewise.
468 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
470 (update_eh_label): Work around left-over exception handing regions.
471 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
472 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
473 (pass_cleanup_cfg_post_optimizing): New pass.
474 (init_tree_optimization_passes): Run the new pass after all
476 * tree.h (pushcase, pushcase_range): Remove prototypes.
477 (expand_start_case, add_case_node): Update prototypes.
479 2004-07-16 Krister Walfridsson <cato@df.lth.se>
481 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
483 2004-07-16 Richard Henderson <rth@redhat.com>
485 * builtins.c (std_expand_builtin_va_arg): Remove.
486 (expand_builtin_va_arg): Remove.
487 * expr.h: Don't declare them.
488 * gimplify.c (mark_decls_volatile_r): Remove.
489 (copy_if_shared_r): Don't call it.
490 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
491 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
492 * gimple-low.c (lower_stmt): Likewise.
493 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
494 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
495 * tree-ssa-operands.c (get_expr_operands): Likewise.
496 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
497 EXPAND_BUILTIN_VA_ARG.
498 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
499 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
500 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
501 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
503 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
505 * tree-ssa-pre.c (insert_aux): Break out if we hit
508 2004-07-16 Richard Henderson <rth@redhat.com>
510 * basic-block.h (remove_fake_exit_edges): Declare.
511 * cfganal.c (remove_fake_predecessors): Rename from
512 remove_fake_successors; iterate over predecessors.
513 (remove_fake_exit_edges): New.
514 * cfgcleanup.c (try_optimize_cfg): Use it.
515 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
516 * predict.c (estimate_probability): Likewise.
517 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
518 * tree-cfg.c (make_edges): Likewise.
519 * tree-ssa-pre.c (fini_pre): Likewise.
520 * profile.c (instrument_edges): Don't remove_fake_edges.
521 (branch_prob): Do it earlier here.
523 2004-07-16 Richard Henderson <rth@redhat.com>
525 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
526 switchification wrt CONSTRUCTOR. Document the reason.
528 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
530 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
531 that prevented descriptive __mf_check source location strings.
533 2004-07-16 Richard Henderson <rth@redhat.com>
535 * tree-def (WITH_SIZE_EXPR): New.
536 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
537 * expr.c (expand_expr_real_1): Likewise.
538 * gimplify.c (maybe_with_size_expr): New.
539 (gimplify_arg, gimplify_modify_expr): Use it.
540 (gimplify_modify_expr_to_memcpy): Take size parameter.
541 (gimplify_modify_expr_to_memset): Likewise.
542 (gimplify_expr): Handle WITH_SIZE_EXPR.
543 * tree-alias-common.c (find_func_aliases): Likewise.
544 * tree-eh.c (tree_could_trap_p): Likewise.
545 (tree_could_throw_p): Likewise.
546 * tree-gimple.c (is_gimple_lvalue): Likewise.
547 (get_call_expr_in): Likewise.
548 * tree-inline.c (estimate_num_insns_1): Likewise.
549 (expand_calls_inline): Likewise.
550 * tree-nested.c (convert_call_expr): Likewise.
551 * tree-pretty-print.c (dump_generic_node): Likewise.
552 * tree-sra.c (sra_walk_expr): Likewise.
553 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
554 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
555 * tree-ssa-operands.c (get_expr_operands): Likewise.
556 * tree-tailcall.c (find_tail_calls): Likewise.
558 * calls.c (expand_call): Reset old_stack_allocated after
559 calling emit_stack_restore.
561 2004-07-16 Richard Henderson <rth@redhat.com>
563 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
564 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
565 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
566 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
567 copy_res_decl_for_inlining.
569 * tree-inline.c (declare_return_variable): New modify_dest argument.
570 Use it as the return value, when possible or manditory. Handle
571 TREE_ADDRESSABLE types.
572 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
573 replacement of CALL_EXPR.
575 2004-07-16 Richard Henderson <rth@redhat.com>
577 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
578 * gimple-low.c (expand_var_p): Don't check it.
579 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
580 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
581 * tree-ssa-operands.c (add_stmt_operand): Likewise.
582 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
583 (find_referenced_vars): Don't call them.
584 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
586 2004-07-16 Richard Henderson <rth@redhat.com>
588 * function.c (pass_by_reference): True for all variable sized types.
590 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
592 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
593 * tree-pretty-print.c: Include tree-chrec.h.
594 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
595 and POLYNOMIAL_CHREC nodes.
597 2004-07-16 Steve Ellcey <sje@cup.hp.com>
599 * builtins.c (expand_builtin_stpcpy): Do not create temporary
602 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
604 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
606 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
608 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
610 * config/s390/s390.c: Likewise.
611 * config/s390/s390.h: Likewise.
613 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
615 * config/mips/mips.md (addsi3, adddi3): Remove special handling
616 of $sp adds. Remove REGNO checks from mips16 patterns.
618 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
620 * config/mips/mips.md: Delete outdated comment.
622 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
624 * config/mips/mips.c (get_float_compare_codes): Delete.
625 (mips_emit_compare): New function, mostly extracted from
626 get_float_compare_codes and gen_conditional_branch.
627 (gen_conditional_branch, gen_conditional_move): Use it.
629 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
631 * genautomata.c (add_vect): Speedup by using integers as
632 bit-vectors for walking through the comb_vect and finding
635 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
637 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
638 operand is an uns_arith_operand; use subtraction otherwise.
639 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
640 not just arith_operands.
642 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
644 * config/mips/mips-protos.h (gen_int_relational): Delete.
645 (mips_emit_scc): Declare.
646 * config/mips/mips.c (internal_test): Delete.
647 (sle_operand, sleu_operand): New functions.
648 (map_test_to_internal_test, gen_int_relational): Delete.
649 (mips_emit_binary, mips_relational_operand_ok_p)
650 (mips_emit_int_relational, mips_zero_if_equal)
651 (mips_emit_scc): New functions.
652 (gen_conditional_branch): Rework to use mips_emit_int_relational.
653 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
655 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
656 (sltu, sleu): Use mips_emit_scc.
657 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
658 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
659 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
661 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
663 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
665 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
667 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
668 (*sne_[sd]i): Likewise sne_[sd]i_zero.
669 (*sgt_[sd]i): ...and sgt_[sd]i.
670 (*slt_[sd]i): ...and slt_[sd]i.
671 (*sgtu_[sd]i): ...and sgtu_[sd]i.
672 (*sltu_[sd]i): ...and sltu_[sd]i.
673 (*sleu_[sd]i): ...and sleu_[sd]i_const.
674 Name previously unnamed mips16 patterns. Formatting fixes.
676 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
678 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
679 (branch_type): Delete.
680 (gen_conditional_branch, gen_conditional_move)
681 (mips_gen_conditional_trap): Update after name change. Get the
682 comparison mode from cmp_operands[0].
683 * config/mips/mips.h (cmp_type, branch_type): Delete.
684 (cmp_operands): Renamed from branch_cmp.
685 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
686 name change. Don't set branch_type.
687 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
688 mode class of cmp_operands[0] rather than branch_type. Update after
691 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
693 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
694 of 0...255 to 0 when inside a SET.
696 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
698 * config/mips/mips.md: Remove mips16 define_peepholes.
700 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
702 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
703 (fini_pre): Remove fake edges.
705 2004-07-15 Richard Henderson <rth@redhat.com>
707 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
708 (get_indirect_ref_operands, get_call_expr_operands): ... these.
710 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
712 * vec.h (VEC_address): New function.
714 2004-07-14 Jason Merrill <jason@redhat.com>
717 * gimplify.c (gimplify_arg): New fn, split out from...
718 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
720 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
722 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
723 generate code which is generated by pushqi1 now
724 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
726 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
728 * combine.c (simplify_set): match the mode of the constant 0 with
729 the tested operand to match the compare behaviour and the
730 simplify_relational_operation() expectation.
732 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
734 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
737 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
739 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
741 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
743 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
745 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
746 calls in mips16 code.
748 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
750 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
751 the destination of the li as well as for the neg.
753 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
756 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
757 * cgraph.h: Update declaration.
758 * c-decl.c (build_cdtor): Update call with default priority.
759 * coverage.c (create_coverage): Ditto.
760 * tree-mudflap.c (mf_init_fndecl): New tree.
761 (mudflap_init): Set it.
762 (mudflap_register_call): Arrange to call __mf_init before the first
764 (mudflap_finish_file): Mark the mudflap static initializer as extra
765 high priority, to beat all C++ static constructors.
767 2004-07-15 Jeff Law <law@redhat.com>
769 * loop.c (check_insn_for_givs): Restore check for code labels that was
770 accidentally deleted by a recent checkin.
772 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
774 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
775 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
777 2004-07-14 Richard Henderson <rth@redhat.com>
779 * print-tree.c (print_node): Fix casts last change.
781 2004-07-15 Paul Brook <paul@codesourcery.com>
783 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
784 to TARGET_UNWIND_INFO.
785 * except.c (output_function_exception_table): Ditto.
787 * opts.c (decode_options): Ditto.
788 * passes.c (rest_of_handle_final): Ditto.
789 * final.c (final_start_function): Ditto.
790 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
792 * targhooks.h (default_unwind_emit): Declare.
793 * targhooks.c (default_unwind_emit): New function.
794 * target-def.h: Define and use TARGET_UNWIND_EMIT.
795 * target.h (struct gcc_target): Add unwind_emit.
796 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
797 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
798 Remove IA64_UNWIND_EMIT.
799 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
801 2004-07-14 Richard Henderson <rth@redhat.com>
803 * print-tree.c (print_node): Handle SSA_NAME.
805 2004-07-14 James E Wilson <wilson@specifixinc.com>
808 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
809 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
811 2004-07-15 Jakub Jelinek <jakub@redhat.com>
813 * expr.c (expand_assignment): Reenable bitfield += optimizations.
814 Use alias set 0 for memory, do proper mode calculations and adjust
815 address for memories.
817 2004-07-14 Per Bothner <per@bothner.com>
819 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
820 structure with extra column field.
821 * tree.c (expand_location): Also fill in column field.
822 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
823 gets confused by the two conditionally-compiled definitions.
825 2004-07-14 Eric Christopher <echristo@redhat.com>
827 * calls.c (expand_call): Fix typo in comment.
829 2004-07-14 Steve Ellcey <sje@cup.hp.com>
831 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
832 comparision of TFmode.
834 2004-07-14 Richard Henderson <rth@redhat.com>
836 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
837 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
838 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
839 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
840 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
841 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
842 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
843 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
844 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
846 2004-07-14 Mike Stump <mrs@apple.com>
848 * config/darwin.h (WINT_TYPE): Define to be int to match
851 2004-07-14 Bob Wilson <bob.wilson@acm.org>
853 * config/xtensa/xtensa.c (function_arg_advance): Check for args
854 that must be passed in the stack.
855 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
856 arguments if the size is not a constant.
858 2004-07-14 Per Bothner <per@bothner.com>
860 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
861 instead of EXPR_LOCUS in a boolean context, which is always true
862 if --enable-mapped-location.
863 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
865 2004-07-14 Richard Henderson <rth@redhat.com>
867 * dominance.c (struct dom_info): Add fake_exit_edge.
868 (init_dom_info): Allocate it.
869 (free_dom_info): Free it.
870 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
872 (calc_idoms): Honor fake_exit_edge.
874 2004-07-13 Jason Merrill <jason@redhat.com>
876 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
877 (rhs_test_for): New fn.
878 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
879 * tree-gimple.h: Declare them.
880 * gimplify.c (gimplify_modify_expr): Use the new fns.
882 2004-07-14 Richard Henderson <rth@redhat.com>
884 * config/arm/arm-protos.h (arm_va_arg): Remove.
885 * config/arm/arm.c (arm_va_arg): Remove.
886 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
887 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
889 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
891 * pa.c (fix_range): New function to mark a range(s) of registers as
893 (override_options): Call fix_range if the -mfixed-range option string
895 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
896 * doc/invoke.texi (-mfixed-range): Document new option.
898 2004-07-14 David Edelsohn <edelsohn@gnu.org>
900 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
902 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
904 2004-07-14 Roger Sayle <roger@eyesopen.com>
906 * expmed.c (expand_sdiv_pow2): New function to expand signed division
907 by a positive power of two, split out from expand_divmod. Provide
908 an alternate implementation when shifts are expensive. Lower the
909 threshold for using a branchless implementation to BRANCH_COST >= 2.
910 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
912 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
914 * tree-dfa.c (make_rename_temp): *Really* work just
915 like create_tmp_var if called while outside SSA form.
917 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
919 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
920 for division by zero.
921 ("umodsi3"): Likewise.
923 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
925 * config/mips/mips.c (mips_output_move): When generating mips16 code,
926 force loads of negative constants to be split.
927 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
928 Generalize SImode li/neg splitter to cope with other modes.
930 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
932 * expmed.c: Remove more references to QUEUED in the comments.
935 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
938 2004-07-13 Richard Henderson <rth@redhat.com>
939 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
942 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
944 * tree-dfa.c (make_rename_temp): Work just like
945 create_tmp_var if called while outside SSA form.
947 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
949 * expr.c (enqueue_insn, finish_expr_for_function,
950 protect_from_queue, queued_subexp_p, mark_queue,
951 emit_insns_enqueued_after_mark, emit_queue,
952 expand_increment): Remove.
953 (store_constructor): Expand increment as an assignment.
954 (expand_expr_real_1 <case PREINCREMENT_EXPR,
955 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
956 case POSTDECREMENT_EXPR>): Abort.
957 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
958 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
959 protect_from_queue, emit_queue, queued_subexp_p): Remove.
960 * function.h (pending_chain, x_pending_chain): Remove.
961 * rtl.def (QUEUED): Remove.
963 * emit-rtl.c (copy_insn_1, copy_most_rtx,
964 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
965 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
966 encode_units_mask): Likewise.
967 * local-alloc.c (equiv_init_varies_p): Likewise.
968 * rtl.c (copy_rtx): Likewise.
969 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
970 * simplify-rtx.c (simplify_gen_subreg): Likewise.
971 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
973 * builtins.c (expand_builtin, expand_builtin_apply,
974 expand_builtin_mathfn, expand_builtin_mathfn_2,
975 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
976 Remove calls to emit_queue and protect_from_queue.
977 * calls.c (expand_call, precompute_arguments,
978 precompute_register_parameters, rtx_for_function_call,
979 store_one_arg): Likewise.
980 * dojump.c (do_compare_and_jump, do_jump): Likewise.
981 * explow.c (memory_address): Likewise.
982 * expmed.c (clear_by_pieces_1, clear_storage,
983 clear_storage_via_libcall, emit_group_load,
984 emit_group_store, emit_store_flag,
985 expand_expr_real_1, store_by_pieces,
986 store_constructor, store_expr, try_casesi,
987 try_tablejump): Likewise.
988 * function.c (expand_pending_sizes): Likewise.
989 * optabs.c (emit_cmp_and_jump_insns,
990 emit_conditional_add, emit_conditional_move,
991 expand_fix, expand_float, prepare_cmp_insn): Likewise.
992 * stmt.c (emit_case_bit_tests,
993 expand_asm_expr, expand_computed_goto,
994 expand_decl_init, expand_end_case_type,
995 expand_end_stmt_expr, expand_expr_stmt_value,
996 expand_return, expand_start_case,
997 optimize_tail_recursion): Likewise.
998 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
999 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1001 2004-07-14 Ben Elliston <bje@au.ibm.com>
1003 * vec.h: Comment fix.
1005 2004-07-13 Richard Henderson <rth@redhat.com>
1007 * target.h (struct gcc_target): Add calls.pass_by_reference.
1008 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1009 * function.c (pass_by_reference): Use the hook.
1010 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1011 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1012 (hook_pass_by_reference_must_pass_in_stack): New.
1013 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1014 (alpha_pass_by_reference): New.
1015 (TARGET_PASS_BY_REFERENCE): New.
1016 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1017 * config/arc/arc.c (arc_pass_by_reference): New.
1018 (TARGET_PASS_BY_REFERENCE): New.
1019 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1020 (FUNCTION_ARG_CALLEE_COPIES): True.
1021 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1022 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1023 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1024 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1025 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1026 * config/cris/cris.c (cris_pass_by_reference): New.
1027 (TARGET_PASS_BY_REFERENCE): New.
1028 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1029 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1030 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1031 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1032 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1033 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1034 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1035 (frv_function_arg_pass_by_reference): Remove.
1036 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1037 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1038 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1039 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1040 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1041 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1042 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1043 (ia64_pass_by_reference): Rename from
1044 ia64_function_arg_pass_by_reference.
1045 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1046 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1047 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1048 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1049 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1050 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1051 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1052 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1053 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1054 (m32r_pass_by_reference): Adjust prototype. Make static.
1055 Handle mode sizes correctly.
1056 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1057 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1058 (m68hc11_function_arg_pass_by_reference): Remove.
1059 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1060 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1061 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1062 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1063 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1064 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1065 (mips_va_arg): Use pass_by_reference.
1066 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1067 Handle mode sizes correctly.
1068 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1069 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1070 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1071 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1072 (mmix_pass_by_reference): Rename from
1073 mmix_function_arg_pass_by_reference.
1074 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1075 (FUNCTION_ARG_CALLEE_COPIES): True.
1076 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1077 (mn10300_pass_by_reference): New.
1078 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1079 (FUNCTION_ARG_CALLEE_COPIES): True.
1080 * config/pa/pa.c (pa_pass_by_reference): New.
1081 (TARGET_PASS_BY_REFERENCE): New.
1082 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1083 (FUNCTION_ARG_CALLEE_COPIES): True.
1084 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1085 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1086 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1087 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1088 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1089 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1090 (s390_pass_by_reference): Rename from
1091 s390_function_arg_pass_by_reference.
1092 (s390_function_arg_advance): Don't query pass-by-ref.
1093 (s390_function_arg): Likewise.
1094 (s390_gimplify_va_arg): Use pass_by_reference.
1095 (s390_call_saved_register_used): Likewise.
1096 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1097 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1098 (shcompact_byref, sh_pass_by_reference): New.
1099 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1100 (SHCOMPACT_BYREF): Remove.
1101 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1102 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1103 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1104 (sparc_gimplify_va_arg): Use pass_by_reference.
1105 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1106 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1107 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1108 (v850_pass_by_reference): New.
1109 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1110 (FUNCTION_ARG_CALLEE_COPIES): True.
1111 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1112 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1114 2004-07-14 Richard Henderson <rth@redhat.com>
1115 Richard Sandiford <rsandifo@redhat.com>
1117 * config/mips/mips-protos.h (mips_va_arg): Delete.
1118 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1119 * config/mips/mips.c: Include tree-gimple.h.
1120 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1121 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1122 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1123 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1125 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1127 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1128 arguments for COND_EXPR in big-endian adjustment code.
1130 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1133 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1134 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1135 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1137 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1139 PR tree-optimization/16443
1140 * tree-ssa-alias.c: Add more description for
1141 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1142 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1143 clobbering of call-clobbered and addressable variables. If
1144 there are any before aliases have been computed, add them.
1146 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1148 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1151 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1153 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1154 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1157 2004-07-13 Per Bothner <per@bothner.com>
1159 * collect2.c (main): Handle --no-demangle and --demangle flags.
1161 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1163 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1164 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1165 (tree-data-ref.o): New rule.
1166 * lambda.h: New file.
1167 * tree-data-ref.c: New file.
1168 * tree-data-ref.h: New file.
1169 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1170 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1172 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1175 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1176 * config/sparc/sparc.c (output_ubranch): New function.
1177 * config/sparc/sparc.md (jump pattern): Use it.
1179 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1182 * config/sparc/sparc.c (output_cbranch): Properly guard
1183 the code handling far branches with TARGET_V9.
1184 * config/sparc/sparc.md (length attribute): Document the
1185 side-effect of having a length greater or equal to 3.
1187 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1188 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1191 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1192 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1194 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1195 Martin Sebor <sebor@roguewave.com>
1198 * doc/invoke.texi (SPARC options): Document -threads
1199 and -pthreads on Solaris.
1201 2004-07-13 Richard Henderson <rth@redhat.com>
1203 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1205 (ind_gimplify_va_arg_expr): Remove.
1206 * tree.h (ind_gimplify_va_arg_expr): Remove.
1207 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1208 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1211 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1212 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1213 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1214 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1215 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1217 2004-07-13 Richard Henderson <rth@redhat.com>
1219 * function.c (pass_by_reference): New.
1220 (assign_parm_find_data_types): Use it.
1221 * calls.c (initialize_argument_information): Likewise.
1222 (emit_library_call_value_1): Likewise.
1223 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1224 * function.h (pass_by_reference): Declare.
1226 2004-07-13 Richard Henderson <rth@redhat.com>
1228 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1229 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1230 * expr.h (MUST_PASS_IN_STACK): Remove.
1231 * system.h (MUST_PASS_IN_STACK): Poison.
1232 * tree.h (must_pass_in_stack_var_size): Declare.
1233 (must_pass_in_stack_var_size_or_pad): Declare.
1234 * calls.c (must_pass_in_stack_var_size): New.
1235 (must_pass_in_stack_var_size_or_pad): Rename from
1236 default_must_pass_in_stack.
1237 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1238 (TARGET_MUST_PASS_IN_STACK): New.
1239 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1240 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1241 (TARGET_MUST_PASS_IN_STACK): New.
1242 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1243 * config/frv/frv.c (frv_must_pass_in_stack): New.
1244 (TARGET_MUST_PASS_IN_STACK): New.
1245 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1246 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1247 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1248 (ix86_must_pass_in_stack): Make static.
1249 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1250 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1251 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1252 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1253 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1254 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1255 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1256 (mcore_must_pass_on_stack): Remove.
1257 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1258 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1259 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1260 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1261 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1262 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1263 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1264 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1265 (TARGET_MUST_PASS_IN_STACK): New.
1266 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1267 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1268 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1269 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1270 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1271 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1272 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1275 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1276 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1277 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1278 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1279 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1280 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1281 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1282 config/xtensa/xtensa.c: Use target hook.
1284 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1286 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1287 * configure: Rebuilt.
1289 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1291 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1292 * config/mips/mips.h (mips_reg_names): Don't declare.
1293 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1294 (TARGET_NAME_REGS): Delete.
1295 (TARGET_SWITCHES): Remove -mrnames.
1296 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1297 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1299 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1300 (override_options): Remove handling of TARGET_NAME_REGS.
1302 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1304 * config/mips/mips.h (TARGET_*): Boolify.
1306 2004-07-12 Nick Clifton <nickc@redhat.com>
1308 * config.gcc: Add sh-*-symbianelf target.
1309 * config/sh/sh.c: Add new target macros:
1310 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1311 TARGET_CXX_IMPORT_EXPORT_CLASS.
1312 (sh_file_start): Create a definition of the .directive section.
1313 (sh_attribute): Add dllimport and dllexport attributes.
1314 * config/sh/symbian-pre.h: New file.
1315 * config/sh/symbian-post.h: New file.
1316 * config/sh/symbian.c: New file. Contains Symbian specific
1318 * config/sh/sh-protos.h: Add prototypes for new functions
1319 provided by symbian.c.
1320 * config/sh/t-symbian: New file.
1321 * doc/extend.texi: Document support for dllimport and dllexport
1322 attributes by the sh-symbianelf target.
1324 2004-07-12 James E Wilson <wilson@specifixinc.com>
1326 * Makefile.in (AR): Use @AR@ not ar.
1328 (AR_FOR_TARGET): Use $(AR) not ar for native.
1329 (NM_FOR_TARGET): Use $(NM) not nm for native.
1330 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1331 * configure: Regenerate.
1333 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1335 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1337 (ashldi3_sp64): Likewise.
1339 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1342 * pa.c (function_arg): Update comment.
1343 * pa.h (BLOCK_REG_PADDING): Define.
1345 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1347 PR tree-optimization/16461
1348 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1349 arguments of phi nodes.
1351 2004-07-12 Devang Patel <dpatel@apple.com>
1353 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1355 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1357 * function.c (expand_function_start): Ensure r_save is in Pmode.
1358 * calls.c (prepare_call_address): Ensure static_chain_value is
1360 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1361 r_save_area are in Pmode.
1362 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1363 fnaddr, and static_chain are in Pmode.
1365 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1368 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1370 2004-07-12 Richard Henderson <rth@redhat.com>
1372 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1373 next to build_builtin_va_list.
1374 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1375 * builtins.c (gimplify_va_arg_expr): Likewise.
1376 * gimplify.c (copy_if_shared_r): Likewise.
1378 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1380 * passes.c (rest_of_decl_compilation): Don't defer call of
1381 assemble_variable if its DECL_RTL is already set.
1383 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1385 * cfgloop.h (struct loop): Add nb_iterations field.
1386 (current_loops): Declare.
1387 * tree-chrec.c (chrec_not_analyzed_yet,
1388 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1389 chrec_contains_symbols_defined_in_loop): Remove the temporary
1391 * tree-flow-inline.h (loop_containing_stmt): New function.
1392 * tree-scalar-evolution.c: Add implementation.
1393 * tree-scalar-evolution.h: Add declarations.
1395 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1397 PR rtl-optimization/15921
1398 * Makefile.in (global.o): Add recog.h.
1400 * global.c (recog.h): Add the include-clause.
1401 (bb_info): New member earlyclobber.
1402 (allocate_bb_info, free_bb_info): Initialize/finish the new
1404 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1406 (check_earlyclobber, regclass_intersect,
1407 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1409 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1410 (make_accurate_live_analysis): Modify pavin.
1412 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1414 * tree-cfg.c (find_taken_edge): Statically compute the truth
1415 value of a predicate comparing an SSA_NAME to itself.
1417 2004-07-12 Roger Sayle <roger@eyesopen.com>
1419 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1420 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1421 by returning the cost of a multiplication plus an addition.
1423 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1425 PR tree-optimization/14107
1426 * gimplify.c (gimplify_return_expr): Accept a
1427 RETURN_EXPR with an error argument.
1428 * tree-optimize.c (init_tree_optimization_passes):
1429 Run pass_warn_function_return at -O0.
1431 2004-07-12 Roger Sayle <roger@eyesopen.com>
1433 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1436 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1438 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1439 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1440 * config/mips/3000.md: Add copyright notice. Remove automota and
1441 function units; use generic ones instead. Only define reservations
1442 for things that are different from generic.md. Extend each clause
1444 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1445 * config/mips/mips.md: Include them. Remove define_function_units.
1446 (alu, imuldiv): New automata and units.
1448 2004-07-12 Ben Elliston <bje@au.ibm.com>
1450 * doc/invoke.texi (Optimize Options): Document -frename-registers
1451 not being enabled by default at -O3.
1453 2004-07-11 Roger Sayle <roger@eyesopen.com>
1455 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1456 floating point additions, to keep real immediate constant positive.
1457 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1458 into X + C, and leave positive real constants as X - C.
1460 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1462 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1464 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1466 PR tree-optimization/15654
1467 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1469 2004-07-11 Roger Sayle <roger@eyesopen.com>
1471 * builtins.c (fold_builtin_fputs): Don't bother converting the
1472 return type to integer_type_node, as we've already checked that
1473 the result will be ignored.
1475 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1476 that signed addition, subtraction, multiplication, division,
1477 remainder, negation and absolute value may potentially trap.
1479 * fold-const.c (fold_ignored_result): New function to strip
1480 non-side-effecting tree nodes from an expression whose result
1482 (fold_convert): Call fold_ignored_result when casting a value
1484 (omit_one_operand): Call fold_ignored_result on the "omitted"
1485 operand when building a COMPOUND_EXPR.
1486 (pedantic_omit_one_operand): Likewise.
1487 * tree.h (fold_ignored_result): Prototype here.
1488 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1489 when we're going to ignore the result.
1491 2004-07-11 Richard Henderson <rth@redhat.com>
1494 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1495 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1496 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1497 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1498 (sra_elt_eq): Use fields_compatible_p.
1499 (generate_one_element_ref): Use find_compatible_field.
1501 2004-07-11 Richard Henderson <rth@redhat.com>
1504 * tree-sra.c (generate_one_element_init): New.
1505 (generate_element_init): Use it.
1506 (scalarize_init): Push/pop gimplify context around it.
1507 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1508 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1510 2004-07-11 Roger Sayle <roger@eyesopen.com>
1512 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1513 combine.c's combine_insn_cost.
1514 * rtl.h (insn_rtx_cost): Prototype here.
1515 * combine.c (combine_insn_cost): Delete function.
1516 (combine_validate_cost): Update callers of combine_insn_cost to
1517 call insn_rtx_cost instead.
1518 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1519 requesting the rtx_cost of call and/or jump instructions.
1521 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1522 rtx_cost directly. Don't request/use the cost of call or jump
1523 instructions. Return -1 if the cost of any instruction can't be
1524 determined (or the BB contains a function call).
1525 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1526 -1 (i.e. can't determine the cost of any instruction or the basic
1527 block contains a subroutine call).
1528 (find_if_case_2): Likewise.
1530 2004-07-11 Roger Sayle <roger@eyesopen.com>
1532 * rs6000.c (struct processor_costs): Change semantics of fields to
1533 include the COST_N_INSNS scaling, and update all initializers.
1534 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1535 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1536 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1537 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1539 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1541 * LANGUAGES: Remove obsolete information.
1543 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1545 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1546 SIGBUS signal frames, the PSW address points *to* the faulting
1547 instruction, not after it.
1549 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1551 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1552 added to TLS symbol addresses.
1554 2004-07-11 Richard Henderson <rth@redhat.com>
1556 * expmed.c (init_expmed): Use stack-local structures for
1557 temporary rtl. Don't recognize shifts.
1559 2004-07-11 Richard Henderson <rth@redhat.com>
1561 * expr.c (store_expr): Don't fiddle subreg promotion for types
1562 with precision smaller than the mode.
1564 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1566 * tree.h (all_types_permanent): Remove.
1568 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1570 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1571 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1572 * langhooks.c (lhd_clear_binding_stack): Remove.
1573 * langhooks-def.h (lhd_clear_binding_stack,
1574 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1575 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1576 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1577 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1578 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1579 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1580 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1581 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1582 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1583 * tree.h (poplevel): Don't declare.
1584 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1585 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1586 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1587 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1590 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1592 PR tree-optimization/16437
1593 * c-common.c (shorten_compare): Don't mark result of conversion to
1594 narrower signed type as overflowing.
1595 * fold-const.c (decode_field_reference): Determine whether
1596 signedness comes from outer type using precision rather than size.
1598 2004-07-11 Phil Edwards <phil@codesourcery.com>
1600 * configure.ac: Alphabetize --enable-checking list, add
1601 missing valgrind entry.
1602 * configure: Regenerate.
1604 2004-07-11 Phil Edwards <phil@codesourcery.com>
1606 * doc/install.texi (Testing): Fix syntax in "make check" example.
1608 2004-07-10 James E Wilson <wilson@specifixinc.com>
1610 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1612 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1614 PR rtl-optimization/16001
1615 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1618 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1620 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1622 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1623 James Morrison <phython@gcc.gnu.org>
1625 * doc/contrib.texi (Contributors): Add gfortran contributors and
1626 fix a couple of typos.
1628 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1630 PR rtl-optimization/15387
1631 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1632 to incoming args space correctly.
1634 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1636 * pa.c (output_indirect_call): Only use %r2 as the link register in
1637 indirect calls with the long PA 2.0 pc-relative branch.
1639 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1641 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1642 for the default tuning if TARGET_64BIT.
1644 2004-07-10 Richard Henderson <rth@redhat.com>
1646 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1647 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1649 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1651 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1652 * expmed.c (store_bit_field, extract_bit_field): Remove last
1654 * builtins.c (expand_builtin_signbit): Adjust callers.
1655 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1656 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1657 * ifcvt.c (noce_emit_move_insn): Likewise.
1658 * stmt.c (expand_return): Likewise.
1659 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1660 store_field, expand_expr_real_1): Likewise.
1662 2004-07-10 Richard Henderson <rth@redhat.com>
1664 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1666 2004-07-09 Mike Stump <mrs@apple.com>
1668 * config/darwin.c (no_dead_strip): Add.
1669 (HAVE_DEAD_STRIP): Add.
1670 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1673 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1675 * tree-ssa-loop-im.c: New file.
1676 * Makefile.in (tree-ssa-loop-im.o): Add.
1677 * cfgloop.c (superloop_at_depth): New function.
1678 * cfgloop.h (superloop_at_depth): Declare.
1679 * common.opt (ftree-lim): New flag.
1680 * expr.c (array_ref_up_bound): New function.
1681 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1682 * timevar.def (TV_LIM): New timevar.
1683 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1684 computing immediate uses of a phi node.
1685 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1686 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1687 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1688 * tree-pass.h (pass_lim): Declare.
1689 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1691 (pass_lim): New pass structure.
1692 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1693 * tree.c (in_array_bounds_p): New function.
1694 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1695 (in_array_bounds_p, array_ref_up_bound): Declare.
1696 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1697 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1699 2004-07-09 Richard Henderson <rth@redhat.com>
1701 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1703 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1706 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1708 * flags.h: Delete redundant prototypes that are being generated
1709 in options.h from common.opt.
1710 * common.opt: Add in the expository comments formerly in flags.h.
1712 2004-07-09 Jan Beulich <jbeulich@novell.com>
1714 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1715 available for use only when TARGET_MMX/_SSE is set, and check for
1716 variable argument function if any register count is non-zero.
1717 (function_arg): Correctly suppress repeated warnings for passing SSE
1718 vectors are arguments without SSE enabled.
1719 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1720 would be SSE register modes does no longer influence the alignment.
1722 2004-07-09 Richard Henderson <rth@redhat.com>
1724 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1725 Always align upward to arg boundary. Use size_in_bytes/round_up.
1726 Maintain type-correctness of constants.
1727 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1729 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1731 * config/sparc/sparc.c (*_costs): Scale instruction costs
1733 (sparc_rtx_costs): Adjust as appropriate.
1735 2004-07-09 Jan Beulich <jbeulich@novell.com>
1737 * config/i386/mm3dnow.h: New.
1738 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1740 2004-07-09 Richard Henderson <rth@redhat.com>
1742 * simplify-rtx.c (simplify_const_relational_operation): Only
1743 look at bounds of scalar integers.
1745 2004-07-09 Jan Beulich <jbeulich@novell.com>
1747 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1749 2004-07-09 Andrew Pinski <apinski@apple.com>
1751 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1753 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1754 UOBJC_METACLASS_decl.
1756 2004-07-09 James E Wilson <wilson@specifixinc.com>
1759 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1760 do return a parallel if hfa_mode == XFmode and mode == TImode.
1762 2004-07-09 Jan Beulich <jbeulich@novell.com>
1764 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1765 permissible for unary plus.
1767 2004-07-09 Jan Beulich <jbeulich@novell.com>
1769 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1770 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1771 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1772 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1773 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1774 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1775 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1776 (BUILTIN_xxxIMAX): New.
1777 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1778 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1779 BUILT_IN_PARITYIMAX.
1781 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1783 * config/sparc/sparc.h (processor_costs): Define.
1784 (sparc_costs): Declare.
1785 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1786 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1787 ultrasparc3_costs): New.
1788 (sparc_override_options): Set sparc_costs as appropriate.
1789 (sparc_rtx_costs): Use sparc_costs instead of messy
1792 2004-07-09 Steven Bosscher <stevenb@suse.de>
1794 * doc/md.texi (Processor pipeline description): Mention that
1795 the old pipeline description is deprecated.
1797 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1798 mciu_7450 function unit to...
1799 (automaton ppc7450mciu): ...new automaton.
1801 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1802 (schedule_block): Don't consider inserting bubbles.
1803 (sched_init): Don't initialize DFA bubbles.
1804 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1805 TARGET_SCHED_DFA_BUBBLE): Remove.
1806 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1807 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1808 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1810 * stmt.c (conditional_context): Remove prototype.
1811 * tree.h (conditional_context): Remove.
1812 * tree-cfg.c (pre_insert_on_edge): Remove.
1814 * c-common.h (c_expand_asm_operands): Remove prototype.
1815 * c-typeck.c (c_expand_asm_operands): Remove.
1817 2004-07-09 Jan Beulich <jbeulich@novell.com>
1819 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1820 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1821 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1822 and V8QI are class SSE. All sufficiently small remaining vector modes
1823 must be passed in one or two integer registers.
1824 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1826 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1827 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1828 and must thus be handled explicitly.
1829 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1831 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1832 movv2sf_internal): Permit moving between MMX and XMM registers (since
1833 MMX areguments and return values are passed in XMM registers).
1834 (sse2_umulsidi3): Correct type and mode.
1836 2004-07-09 Richard Henderson <rth@redhat.com>
1838 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1840 2004-07-09 Eric Christopher <echristo@redhat.com>
1842 * config/rs6000/40x.md: Split into two automatons.
1844 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1845 Andrew Pinski <apinski@apple.com>
1847 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1848 on when we have more than one input file.
1849 (c_common_parse_file): Restore loop over all input files.
1850 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1852 * c-decl.c (set_type_context): New function.
1853 (pop_scope): Use it to set context of types. When we
1854 encounter a TYPE_DECL, set the context of the attached type too.
1855 (pop_file_scope): Don't call cpp_undef_all here.
1856 (diagnose_mismatched_decls): Do not complain about a second
1857 definition of an 'extern inline' function if it's not in the
1858 same translation unit. Do not complain about inline
1859 declaration after use if the use was in a different
1861 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1862 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1864 (pushdecl_top_level): Likewise.
1865 (grokdeclarator): Clarify what is going on with setting
1866 DECL_EXTERNAL on function types, a little.
1867 (c_write_global_declarations): Don't do anything if
1868 -fsyntax-only or errors have been encountered.
1870 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1872 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1874 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1877 * pa.c (output_indirect_call): Use %r2 as the link register when
1878 calling $$dyncall with a pc-relative branch.
1880 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1882 * doc/install.texi (Binaries): Mention OpenPKG.
1884 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1886 Fix PR tree-optimization/15555
1887 * tree-dfa.c (dump_variable): If the variable is a pointer
1888 SSA_NAME, also dump its points-to information.
1889 * tree-flow.h (struct ptr_info_def): Add field
1891 (dump_points_to_info_for): Declare.
1892 (debug_points_to_info_for): Declare.
1893 * tree-optimize.c (init_tree_optimization_passes): Add a
1894 second alias analysis pass after DOM2.
1895 Move pass_del_pta to a later spot.
1896 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1897 create a name tags when we find a dereferenced pointer. Just
1898 mark the pointer dereferenced.
1899 (collect_points_to_info_for): Move code to clear points-to
1900 information to create_name_tags.
1901 (create_name_tags): New function.
1902 (compute_flow_sensitive_aliasing): Call it.
1903 (setup_pointers_and_addressables): Mark type tags for renaming
1905 (create_memory_tag): ... here.
1906 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1907 (dump_points_to_info_for): Declare extern.
1908 (debug_points_to_info_for): New function.
1910 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1912 * config/arc/arc.md: Switch to DFA-based scheduler description.
1913 * config/arc/arc.c: Switch to DFA-based scheduler description.
1915 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1917 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1920 2004-07-09 Richard Henderson <rth@redhat.com>
1922 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1923 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1924 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1925 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1927 * config/v850/v850-protos.h (v850_va_arg): Remove.
1928 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1929 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1930 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1931 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1932 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1934 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1937 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1938 and DImode to use +/-4k offset.
1940 2004-07-09 Richard Henderson <rth@redhat.com>
1942 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1944 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1945 (xstormy16_gimplify_va_arg_expr): Rewrite from
1946 xstormy16_expand_builtin_va_arg.
1947 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1949 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1950 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1952 * config/sh/sh-protos.h (sh_va_arg): Remove.
1953 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1954 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1955 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1957 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1958 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1959 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1960 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1962 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1963 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1964 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1965 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1967 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1969 * config/sparc/sparc.md (return): Rewrite length formula.
1970 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1971 argument to final_scan_insn when in a delay slot.
1972 (output_sibcall): Likewise.
1974 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1976 * arm.c (arm_cpp_interwork): New variable.
1977 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1979 * arm.h (arm_cpp_interwork): Declare it.
1980 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1981 __THUMB_INTERWORK__ in the preprocessor.
1983 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1985 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1987 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1990 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1991 Override default settings to account for -m32 and -m64.
1993 2004-07-08 Randolph Chung <tausq@debian.org>
1995 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1997 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1999 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2000 before comparing it as such.
2002 2004-07-08 Richard Henderson <rth@redhat.com>
2004 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2005 temporary. Use bit arithmetic to align.
2007 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2009 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2010 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2011 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2012 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2013 add_labels_and_missing_jumps, find_jump_block,
2014 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2016 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2017 link_btr_uses, move_btr_def): Likewise.
2018 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2019 expand_builtin_expect_jump): Likewise.
2020 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2021 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2022 * cfganal.c (forwarder_block_p): Likewise.
2023 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2024 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2025 find_bb_boundaries): Likewise.
2026 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2027 merge_blocks_move_predecessor_nojumps,
2028 merge_blocks_move_successor_nojumps, insns_match_p,
2029 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2030 try_optimize_cfg): Likewise.
2031 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2032 * cfglayout.c (skip_insns_after_block, label_for_bb,
2033 record_effective_endpoints, insn_locators_initialize,
2034 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2035 * cfgmainloop.c (create_loop_notes): Likewise.
2036 * cfgrtl.c (delete_insn, delete_insn_chain,
2037 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2038 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2039 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2040 redirect_branch_edge, force_nonfallthru_and_redirect,
2041 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2042 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2043 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2044 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2045 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2046 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2047 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2048 * combine.c (combine_instructions, can_combine_p, try_combine,
2049 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2050 distribute_notes, distribute_links, insn_cuid): Likewise.
2051 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2052 invalidate_skipped_block, cse_set_around_loop,
2053 cse_end_of_basic_block, cse_main, cse_basic_block,
2054 cse_condition_code_reg): Likewise.
2055 * cselib.c (cselib_process_insn): Likewise.
2056 * ddg.c (create_ddg): Likewise.
2057 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2059 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2060 gen_label_die, dwarf2out_var_location): Likewise.
2061 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2062 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2063 last_call_insn, active_insn_p, next_label, prev_label,
2064 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2065 add_insn_before, remove_insn, add_function_usage_to,
2066 reorder_insns, find_line_note, remove_unnecessary_notes,
2067 emit_insn_after_1, classify_insn): Likewise.
2068 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2069 connect_post_landing_pads, sjlj_mark_call_sites,
2070 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2071 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2072 convert_to_eh_region_ranges): Likewise.
2073 * explow.c (optimize_save_area_alloca): Likewise.
2074 * expr.c (expand_expr_real): Likewise.
2075 * final.c (insn_current_reference_address, compute_alignments,
2076 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2077 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2078 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2079 propagate_block_delete_insn, propagate_one_insn,
2080 init_propagate_block_info, propagate_block, libcall_dead_p,
2081 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2083 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2084 expand_function_start, expand_function_end, contains,
2085 thread_prologue_and_epilogue_insns,
2086 reposition_prologue_and_epilogue_notes): Likewise.
2087 * gcse.c (constprop_register, bypass_conditional_jumps,
2088 insert_insn_end_bb, gcse_after_reload): Likewise.
2089 * genemit.c (gen_expand, gen_split): Likewise.
2090 * genpeep.c (gen_peephole, main): Likewise.
2091 * global.c (build_insn_chain): Likewise.
2092 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2093 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2094 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2095 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2096 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2097 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2098 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2099 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2100 dead_or_predicable): Likewise.
2101 * integrate.c (try_constants): Likewise.
2102 * jump.c (rebuild_jump_labels, cleanup_barriers,
2103 purge_line_number_notes, init_label_info, mark_all_labels,
2104 squeeze_notes, get_label_before, get_label_after,
2105 reversed_comparison_code_parts, simplejump_p, pc_set,
2106 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2107 delete_barrier, delete_prior_computation, delete_computation,
2108 delete_related_insns, delete_for_peephole, redirect_jump):
2110 * lcm.c (optimize_mode_switching): Likewise.
2111 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2113 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2114 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2115 * loop-iv.c (simplify_using_assignment): Likewise.
2116 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2117 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2118 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2119 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2120 check_insn_for_givs, check_final_value, update_giv_derive,
2121 basic_induction_var, product_cheap_p, check_dbra_loop,
2122 loop_insn_first_p, last_use_this_basic_block,
2123 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2124 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2125 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2126 sms_schedule_by_order): Likewise.
2127 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2128 * postreload.c (reload_cse_simplify_operands, reload_combine,
2129 reload_cse_move2add): Likewise.
2130 * predict.c (can_predict_insn_p, estimate_probability,
2131 expected_value_to_br_prob, process_note_predictions): Likewise.
2132 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2133 * profile.c (branch_prob): Likewise.
2134 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2135 detect_webs_set_in_cond_jump): Likewise.
2136 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2137 ra_print_rtl_with_bb): Likewise.
2138 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2139 * recog.c (next_insn_tests_no_inequality, find_single_use,
2140 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2141 * reg-stack.c (next_flags_user, record_label_references,
2142 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2143 compensate_edge, convert_regs_1): Likewise.
2144 * regclass.c (scan_one_insn): Likewise.
2145 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2146 regmove_optimize, fixup_match_1, single_set_for_csa,
2147 combine_stack_adjustments_for_block): Likewise.
2148 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2149 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2150 find_equiv_reg): Likewise.
2151 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2152 reload_as_needed, emit_input_reload_insns, do_output_reload,
2153 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2155 * reorg.c (find_end_label, emit_delay_sequence,
2156 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2157 get_jump_flags, rare_destination, mostly_true_jump,
2158 try_merge_delay_insns, redundant_insn, own_thread_p,
2159 fill_simple_delay_slots, fill_slots_from_thread,
2160 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2161 dbr_schedule): Likewise.
2162 * resource.c (find_basic_block, next_insn_no_annul,
2163 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2164 * rtl.h (RTX_PREV): Likewise.
2165 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2166 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2167 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2168 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2169 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2170 find_first_parameter_load, can_hoist_insn_p): Likewise.
2171 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2172 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2173 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2174 schedule_ebbs): Likewise.
2175 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2176 is_conditionally_protected, can_schedule_ready_p,
2177 add_branch_dependences, debug_dependencies): Likewise.
2178 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2180 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2181 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2182 set_dominates_use, ujump_to_loop_cont): Likewise.
2183 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2184 * varasm.c (output_constant_pool_1): Likewise.
2186 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2188 * tree-scalar-evolution.c: New file.
2189 * tree-scalar-evolution.h: New file.
2190 * tree-ssa-loop-niter.c: New file.
2191 * Makefile.in (SCEV_H): New.
2192 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2193 * cfgloop.h (struct loop): Add bounds field.
2194 * tree-flow.h (struct tree_niter_desc): New type.
2195 (number_of_iterations_cond, number_of_iterations_exit,
2196 loop_niter_by_eval, find_loop_niter_by_eval,
2197 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2198 free_numbers_of_iterations_estimates): Declare.
2199 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2200 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2201 * doc/invoke.texi (max-iterations-to-track): Document.
2203 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2205 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2206 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2207 (MODE_AFTER): Add cast appropriately.
2208 * config/sh/sh.md (movdi splitter): Likewise.
2209 (casesi_worker_2): Add const qualifier appropriately.
2210 (eh_return): Remove unused variable.
2211 (insv): Initialize v;
2213 2004-07-08 Richard Henderson <rth@redhat.com>
2215 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2216 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2217 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2218 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2219 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2221 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2222 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2223 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2224 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2226 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2227 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2228 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2229 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2231 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2232 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2233 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2234 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2236 * config/i860/i860-protos.h (i860_va_arg): Remove.
2237 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2238 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2239 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2241 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2243 * system.h: Prototype getpagesize if missing.
2244 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2245 * configure: Regenerate.
2246 * config.in: Regenerate.
2248 2004-07-08 Richard Henderson <rth@redhat.com>
2250 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2251 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2252 (fr30_gimplify_va_arg_expr): New.
2253 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2254 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2256 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2259 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2260 of asm_noperands result.
2262 2004-07-08 Richard Henderson <rth@redhat.com>
2264 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2265 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2266 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2267 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2269 2004-07-08 Richard Henderson <rth@redhat.com>
2271 * builtins.c (ind_gimplify_va_arg_expr): New.
2272 * tree.h (ind_gimplify_va_arg_expr): Declare.
2273 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2275 2004-07-08 Jan Beulich <jbeulich@novell.com>
2277 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2278 patterns also on vector elements other than the first one.
2279 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2282 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2284 * config/rs6000/darwin-ldouble.c: Correct reference
2285 to the Linnainmaa paper.
2287 2004-07-08 Richard Henderson <rth@redhat.com>
2289 * config/arc/arc-protos.h (arc_va_arg): Remove.
2290 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2291 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2292 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2294 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2295 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2296 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2297 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2299 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2301 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2303 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2305 * c-decl.c (static_ctors, static_dtors): Make static.
2306 (pop_file_scope): Call c_common_write_pch and
2307 cgraph_finalize_compilation_unit here.
2308 (build_cdtor): Moved here from c-objc-common.c; simplify.
2309 (c_write_global_declarations_1): Clarify comment.
2310 (c_write_global_declarations): Close the external scope before
2311 doing anything else. Call build_cdtor, cgraph_optimize, and
2312 mudflap_finish_file here.
2313 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2315 * c-objc-common.c: No need to include cgraph.h.
2316 (build_cdtor): Moved to c-decl.c.
2317 (c_objc_common_finish_file): Delete.
2318 * c-tree.h: Update to match.
2319 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2320 (generate_static_references): Set TREE_USED before calling finish_decl.
2321 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2322 on the static_instances_decl.
2324 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2326 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2327 decls when there is only one input translation unit.
2328 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2329 change of 2004-07-05; do not treat declarations with
2330 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2331 * opts.c (cur_in_fname): Delete.
2333 * tree.c: Revert changes of 2004-07-05; no special treatment
2334 for TRANSLATION_UNIT_DECLs.
2335 * Makefile.in (tree.o): Update dependencies.
2337 2004-07-08 Roger Sayle <roger@eyesopen.com>
2339 * builtins.c (fold_builtin_strcpy): Merge functionality from
2340 simplify_builtin_strcpy. Add additional len argument. No longer
2341 static. Remove function prototype.
2342 (fold_builtin_strncpy): Likewise integrate functionality from
2343 simplify_builtin_strncpy. Add additional slen argument. No
2344 longer static. Remove function prototype.
2345 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2346 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2347 types of "ignore" and "unlocked" parameters to bool.
2348 (fold_builtin_1): Add additional ignore argument. Call renamed
2349 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2350 builtins. Update arguments to fold_builtin_strncpy and
2351 fold_builtin_strcpy. Add function prototype.
2352 (fold_builtin): Add additional Boolean ignore argument to pass
2354 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2355 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2356 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2358 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2359 simplify_builtin_strncpy): Delete function prototypes.
2360 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2361 fold_builtin_strncpy): Add function prototypes here.
2362 (fold_builtin): Update function prototype with new "bool ignore".
2364 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2365 (ccp_fold_builtin): Update call to fold_builtin. Call
2366 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2367 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2368 simplify_builtin_strncpy respectively.
2369 * fold-const.c (fold): Update call to fold_builtin.
2371 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2373 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2376 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2377 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2378 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2379 * calls.c: Remove ifdefs of macros above.
2380 * functions.c: Likewise.
2383 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2385 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2386 (arch attribute): Delete.
2387 (current_function_calls_alloca attribute): Rename into calls_alloca.
2388 (calls_eh_return): New attribute.
2389 (leaf_function): Likewise.
2390 (length attribute): Fix formula for sibcalls.
2391 (return insn): Correctly compute the 'length' attribute.
2392 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2394 2004-07-08 Richard Henderson <rth@redhat.com>
2396 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2397 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2398 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2399 * tree-eh.c (lower_eh_constructs_1): Likewise.
2400 * tree-sra.c (sra_walk_modify_expr): Likewise.
2401 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2402 (eliminate_unnecessary_stmts): Likewise.
2403 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2404 * tree-tailcall.c (optimize_tail_call): Likewise.
2405 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2407 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2408 Jakub Jelinek <jakub@redhat.com>
2410 * config/i386/i386.c (override_options): Enable
2411 SSE prefetches with -mtune, as long as we are
2412 compiling for i686 or higher. All i686 processors
2413 accept SSE prefetches as NOPS, some i586's don't.
2415 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2418 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2420 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2422 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2423 the handling of clobbering ASM_EXPRs.
2425 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2428 * config/sparc/sparc.c (function_value): In 64-bit mode,
2429 return the aggregates larger than 16 bytes like unions.
2431 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2434 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2435 'temp' is zero, generate new pseudos as needed and emit the
2436 sequence of insns in single-assignment form. Resync comments
2438 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2439 function before reload.
2441 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2443 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2445 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2447 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2448 Allocation is signed.
2449 (VEC_reserve): Return flag, allocation is signed.
2451 2004-07-08 Richard Henderson <rth@redhat.com>
2453 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2454 OBJ_TYPE_REF_OBJECT.
2456 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2457 Neil Booth <neil@daikokuya.co.uk>
2461 * c-decl.c (finish_struct): Ensure bit-fields are given the
2463 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2464 the precision to match as well as the mode.
2465 * expr.c (reduce_to_bit_field_precision): New function.
2466 (expand_expr_real_1): Reduce expressions of bit-field type to
2468 * langhooks.h (reduce_bit_field_operations): New hook.
2469 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2471 * c-lang.c, objc/objc-lang.c
2472 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2473 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2475 * tree.c (build_nonstandard_integer_type): New function.
2476 * tree.h (build_nonstandard_integer_type): New prototype.
2477 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2478 conversions between integer and boolean types as useless.
2480 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2482 * c-common.c (c_common_nodes_and_builtins): Do not
2483 create __builtin_ptrdiff_t and __builtin_size_t.
2485 2004-07-08 Andrew Pinski <apinski@apple.com>
2487 * Makefile.in (libbackend.o): Add -combine to the gcc
2490 2004-07-08 Nick Clifton <nickc@redhat.com>
2492 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2495 2004-07-08 Richard Henderson <rth@redhat.com>
2497 * except.c (expand_eh_region_start, expand_eh_region_end,
2498 expand_eh_handler, expand_eh_region_end_cleanup,
2499 expand_start_all_catch, expand_start_catch, expand_end_catch,
2500 expand_end_all_catch, expand_eh_region_end_allowed,
2501 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2502 expand_eh_region_end_fixup): Remove.
2503 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2504 cleanups, outer_cleanups, label_chain, exception_region.
2505 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2506 (struct label_chain): Remove.
2507 (struct stmt_status): Remove x_stack_block_stack.
2508 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2509 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2510 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2511 end_cleanup_deferral, last_cleanup_this_contour,
2512 containing_blocks_have_cleanups_or_stack_level,
2513 any_pending_cleanups): Remove.
2514 (expand_null_return_1): Take no arguments.
2515 (expand_label, expand_naked_return, expand_return,
2516 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2517 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2518 expand_end_case_type): Don't use any of them.
2519 * calls.c (expand_call): Likewise.
2520 * dojump.c (do_jump): Likewise.
2521 * function.c (expand_function_end): Likewise.
2522 * expr.c (store_expr, expand_expr_real_1): Likewise.
2523 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2524 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2525 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2526 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2527 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2528 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2529 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2530 for WITH_CLEANUP_EXPR.
2531 (gimple_push_cleanup): Likewise.
2532 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2533 * print-tree.c (print_node): Likewise.
2534 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2535 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2536 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2537 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2538 (GOTO_SUBROUTINE_EXPR): Remove.
2539 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2540 (DECL_TOO_LATE): Remove.
2541 * except.h, tree.h: Update decls.
2543 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2545 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2546 * passes.c (rest_of_handle_final): Handle symout.
2547 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2549 (rest_of_handle_sched): Break out SMS. Remove ifs for
2550 flag_schedule_insns and flag_modulo_sched.
2551 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2553 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2554 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2555 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2556 rest_of_handle_mode_switching, rest_of_handle_jump,
2557 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2558 rest_of_handle_jump2, rest_of_handle_postreload,
2559 rest_of_handle_flow2, rest_of_clean_state,
2560 rest_of_handle_shorten_branches,
2561 rest_of_handle_prologue_epilogue,
2562 rest_of_handle_branch_target_load_optimize): New.
2563 (rest_of_compilation): Call the above. Remove ggc_collect
2564 calls moved to rest_of_handle_*.
2565 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2567 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2568 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2569 * except.h (set_nothrow_function_flags): Update comment.
2570 * function.c (current_function_nothrow): Remove.
2571 * output.h (current_function_nothrow): Remove.
2572 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2573 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2575 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2578 * reorg.c: Revert 2004-06-30 change.
2579 (find_end_label): If HAVE_epilogue and !HAVE_return,
2580 return 0 instead of creating a label at the end of the insn chain.
2581 (optimize_skip): Account for the failure mode of find_end_label.
2582 (fill_simple_delay_slots): Likewise.
2583 (fill_slots_from_thread): Likewise.
2584 (relax_delay_slots): Likewise.
2586 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2588 * tree-flow.h (addressable_vars): Declare.
2589 * tree-ssa-alias.c (addressable_vars): Define.
2590 (setup_pointers_and_addressables): Add addressable variables
2591 to addressable_vars.
2592 * tree-ssa-operands.c (get_stmt_operands): Move
2593 handling of ASM_EXPRs ...
2594 (get_asm_expr_operands): ... here.
2595 When the ASM_EXPR clobbers memory, also clobber addressable
2597 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2598 (delete_tree_ssa): Reset addressable_vars.
2600 2004-07-07 Jan Beulich <jbeulich@novell.com>
2601 Richard Henderson <rth@redhat.com>
2603 * varasm.c (assemble_variable): Use assemble_zeros for
2604 zero-initialized variables.
2605 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2606 for SECCAT_BSS and SECCAT_TBSS.
2608 2004-07-07 Jan Beulich <jbeulich@novell.com>
2610 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2612 * expmed.c (emit_store_flag): Also special-case double-word
2613 (in-)equality comparison against -1.
2615 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2616 passing arguments the containers for which are registers.
2618 * calls.c (emit_library_call_value_1): Use mode of function parameter
2619 rather than that of argument since constants have none.
2621 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2623 Introduce H8SX support.
2624 * expr.c (expand_strcpy): Renamed and moved to...
2625 * builtins.c (expand_movstr): ... here. Tweak.
2626 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2627 computed or has side effects.
2628 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2629 unused, or if mempcpy fails. Adjust the return value in the
2630 latter case. Use movstr if everything else fails.
2631 * doc/md.texi (movstr): Document.
2632 (movmemM, clrmemM): Fix explanation of memory block operands.
2633 * config/h8300/h8300.md (stpcpy): Renamed to...
2634 (movstr): ... this. Adjust.
2635 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2636 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2637 movmem* and clrstr* to clrmem*.
2638 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2639 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2640 GENERAL_REGS, always.
2641 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2642 getting the stack pointer as addr.
2643 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2644 from general_operand_dst.
2645 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2647 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2648 instead of requiring it to match only before reload.
2649 (stpcpy_internal_normal): New, normal-mode variant of...
2650 (stpcpy_internal): ... this. Add modes to operands. Disparage
2651 `D' instead of requiring it to match only before reload.
2652 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2654 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2655 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2657 * config/h8300/h8300.md (attr type): Add call.
2658 (attr can_delay): If type is call, set it no.
2659 (call, call_value): Set type to call.
2660 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2661 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2662 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2663 * tree.c (get_narrower): Don't narrow integral types into
2665 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2666 frame_size *before* the first use.
2667 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2669 (peephole2): Don't widen instructions that push SP. Move
2670 decrement of SP to the end of all stm-generating peepholes.
2671 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2672 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2673 and OR to set it to all ones.
2674 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2675 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2676 (call, call_value): Set can_delay to "no".
2677 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2678 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2679 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2680 * config/h8300/h8300.md (*brabit): Remove.
2681 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2682 zero_extract. Use bit_memory_operand as the predicate for
2683 operand 1 and 'WU' as the constraint. Check the difference
2684 between the base length and the final one when deciding which
2685 type of branch to use.
2686 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2687 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2688 Use convert_move to extend the result for TARGET_H8300SX. Check
2689 for QImode memory references. Optimize the case where the
2690 destination is a paradoxical subreg.
2691 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2692 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2693 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2694 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2695 * config/h8300/h8300.md: Include mova.md
2696 (length_table): Add mova and mova_zero.
2697 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2698 after all constant addresses for '%R', '%X', '%T' and '%S'.
2699 (h8300_mova_length): New function.
2700 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2701 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2702 dependencies for s-config, etc.
2703 * config/h8300/gemova.sh: New file.
2704 * config/h8300/mova.md: Generated.
2705 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2706 * config/h8300/h8300.c (h8300_bitfield_length): New.
2707 (nibble_operand): Adjust.
2708 (h8300_binary_length): Handle conditional binary op.
2709 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2710 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2711 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2712 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2713 constraints. WU is introduced as a variant of U that requires a
2714 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2715 * config/h8300/h8300.md (attr type): Added bitbranch.
2716 (attr length_table): Added bitfield and bitbranch.
2717 (attr length): Compute bitbranch length.
2718 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2719 least-significant bit of a byte.
2720 (brabit, brabc, brabs): New.
2721 (insv, extzv): Emit bfst and bfld on H8300SX.
2722 (bfld, bfst, seq, sne): New.
2723 (bstzhireg, cmpstz, bstz, bistz): New.
2724 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2725 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2726 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2727 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2728 (h8sx_unary_memory_operator): New function.
2729 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2730 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2731 * config/h8300/h8300.md: Add peepholes to combine reloads and
2733 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2734 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2735 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2736 (and?i, ior?i, xor?i): Likewise.
2737 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2738 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2739 Various whitespace fixes.
2740 (h8300_constant_length): New function, split out from...
2741 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2742 (h8300_classify_operand): Use IN_RANGE.
2743 (h8300_classify_operand): Use h8300_constant_length.
2744 (h8300_short_move_mem_p): Tighten size check.
2745 (h8sx_mergeable_memrefs_p): Tighten equality check.
2746 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2747 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2749 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2750 * config/h8300/crtn.asm: Likewise.
2751 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2752 if __H8300SX__ is defined.
2753 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2754 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2755 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2756 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2757 addresses as mode-dependent.
2758 * config/h8300/h8300.c (print_operand_address): Update call to
2760 (h8300_get_index): Take a mode argument. Rework to fix an
2761 earlier misunderstanding.
2762 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2763 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2764 into a register if TARGET_H8300SX.
2765 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2766 TARGET_H8300SX. Also disable related define_splits.
2767 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2768 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2769 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2770 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2771 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2772 (EXTRA_CONSTRAINT_STR): Check it.
2773 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2775 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2776 * config/h8300/h8300.md (length_table): Add mov_imm4.
2777 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2778 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2779 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2781 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2782 * config/h8300/h8300.c (h8300_reorg): New function.
2783 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2784 * config/h8300/h8300.md (length): Subtract the length of the
2785 delay slot from (pc) when checking the range of forward branches.
2786 (delay_slot, can_delay): New attributes.
2787 (define_delay): Add bra/s handling.
2788 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2789 (jump): Add delayed-branch handling.
2790 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2791 * expr.c (expand_strcpy): New function.
2792 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2793 (expand_builtin_stpcpy): Likewise.
2794 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2795 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2796 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2797 handling to improve register allocation for -fno-omit-frame-pointer.
2798 (h8sx_split_movmd): Delete, moving er6 handling into...
2799 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2800 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2801 (movmd): Add calls to copy_rtx.
2802 (movmd_internal): In the second alternative, allow the initial and
2803 final destination registers to be different . Update the splitter
2804 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2805 instead of h8sx_split_movmd.
2806 (stpcpy, movsd): New expanders.
2807 (movsd_internal): New define_insn.
2808 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2809 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2810 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2811 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2812 and DESTINATION_REGS.
2813 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2814 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2815 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2816 (h8300_move_ratio): Declare.
2817 (MOVE_RATIO): Use it.
2818 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2819 (h8300_init_once): Initialize it.
2820 (h8300_reg_class_from_letter): New function.
2821 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2822 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2823 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2824 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2825 (movstrsi, movmd): New expanders.
2826 (movmd_internal): New insn.
2827 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2828 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2829 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2830 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2831 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2832 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2833 * config/h8300/h8300.c (nibble_operand): Fix warning.
2834 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2835 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2836 (movsf_h8300h): Disable for TARGET_H8300SX.
2837 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2838 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2839 h8300_stm_parallel and h8300_return_parallel.
2840 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2841 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2842 h8300_stm_parallel, h8300_return_parallel): New functions.
2843 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2844 if TARGET_H8300SX. Use h8300_push_pop.
2845 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2846 and final pop when generating h8sx code. Always emit some form
2848 * config/h8300/h8300.md: Don't enforce register alignment in
2849 stm peepholes if TARGET_H8300SX.
2850 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2851 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2852 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2853 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2854 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2855 (MULTILIB_DIRNAMES): Add a directory for it.
2856 (MULTILIB_MATCHES): Delete.
2857 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2858 * final.c (walk_alter_subreg): Handle addresses with subregs
2859 inside a ZERO_EXTEND or AND.
2860 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2861 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2863 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2864 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2865 @(dd,Rn.w) and @(dd,ERn.L).
2866 (h8300_displacement_size): Take the whole address as argument.
2867 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2868 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2869 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2870 (h8sx_mergeable_memrefs_p): Declare.
2871 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2872 (HAVE_PRE_INCREMENT): Likewise.
2873 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2874 addresses for TARGET_H8300SX,
2875 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2877 (movb_length_table, movl_length_table): New tables.
2878 (movw_length_table): Define to movb_length_table.
2879 (h8300_displacement_size): New, split out from...
2880 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2881 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2882 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2883 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2884 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2885 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2886 (h8sx_unary_shift_operator): Get the mode from the operator.
2887 (binary_shift_operator): Likewise.
2888 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2889 a memory reference, check whether the reference is offsettable.
2890 (length_table): Add movb, movw and movl.
2891 (movqi): Add new h8sx pattern. Don't force one operand to be a
2892 register when generating h8sx code.
2893 (movhi, movsi, movsf): Likewise.
2894 (movstrictqi): Use the length_table attribute.
2895 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2896 (addqi3): Split into a define_expand and define_insn. Don't accept
2897 memory operands in the expander. Use h8300_operands_match_p to
2898 check for matching operands in the define_insn.
2899 (subqi3, negqi2, one_cmplqi2): Likewise.
2900 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2901 in any patterns that are unused in h8sx code. In the h8sx patterns,
2902 use h8300_operands_match_p to check whether operands match.
2903 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2904 one_cmpl[hs]i3): Likewise.
2905 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2907 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2908 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2909 (h8300_insn_length_from_table): Add a second parameter.
2910 (output_h8sx_shift): Declare.
2911 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2912 (EXTRA_CONSTRAINT): Replace with...
2913 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2914 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2915 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2916 and h8sx_binary_shift_operator.
2917 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2919 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2920 (bit_memory_operand, fix_bit_operand): Likewise.
2921 (h8300_length_table_for_insn): Remove.
2922 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2924 (h8300_short_immediate_length, h8300_binary_length): New functions.
2925 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2926 (output_plussi): Use sub to add negative constants.
2927 (compute_plussi_length): Adjust accordingly.
2928 (h8sx_single_shift_type): New enum.
2929 (h8sx_single_shift, h8sx_unary_shift_operator,
2930 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2931 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2932 single h8sx instruction. Return false in this case.
2933 * config/h8300/h8300.md (length_table): Add short_immediate.
2934 (length): Pass the operand array to h8300_insn_length_from_table.
2935 (adjust_length): Assume "no" for insns with a length_table attribute.
2936 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2937 (*addhi3_h8300hs): Don't use for h8sx.
2938 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2940 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2941 1's predicate to nonimmediate_operand. Only skip default expansion
2942 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2943 for single h8sx shift instructions.
2944 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2945 * config/h8300/h8300.c (nibble_operand): Split out of...
2946 (reg_or_nibble_operand): ... this.
2947 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2948 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2949 umulhisi3): Introduce expand, and introduce separate insns for
2950 sign- or zero-extended REG and already-extended CONST_INT.
2951 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2952 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2953 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2954 (subhi3): Likewise. Don't accept immediates for operand 1.
2955 Remove the early clobber from second alternative of the h8300s pattern.
2956 (subsi3): Generalize for h8sx. Force operand 2 into a register
2957 on plain h8300 targets.
2958 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2959 (subsi3_h8300h): Generalize for h8sx.
2960 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2961 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2962 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2963 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2964 (TARGET_H8300SXMUL): New.
2965 (CONST_OK_FOR_P): New.
2966 (CONST_OK_FOR_LETTER_P): Adjust.
2967 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2968 umulhisi3): Accept 4-bit immediate on H8SX.
2969 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2970 (udivsi3, divhi3, udivsi3, divsi3): New.
2971 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2972 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2973 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2974 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2975 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2976 Add ADDRESSOF to the bit_operand entry.
2977 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2978 (h8300_src_operand): Likewise.
2979 (bit_operand): Check nonimmediate_operand rather than general_operand.
2980 Accept any nonimmediate_operand in h8sx code.
2981 (h8300_and_costs): Initialize operands[1].
2982 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2983 (h8300_operand_class): New enum.
2984 (h8300_length_table): New typedef.
2985 (addb_length_table, addw_length_table, addl_length_table,
2986 logicl_length_table): New tables.
2987 (logicb_length_table, logicw_length_table): New macros.
2988 (h8300_classify_operand, h8300_length_from_table,
2989 h8300_length_table_for_insn, h8300_unary_length,
2990 h8300_insn_length_from_table): New functions.
2991 (output_plussi): Only use adds and subs for register destinations.
2992 Disable redundant clause.
2993 (compute_plussi_cc): Likewise.
2994 (compute_plussi_length): Likewise. Use h8300_length_from_table
2995 to work out the length of an insn.
2996 (output_logical_op): Only use narrower immediate instructions
2997 if the destination is a register.
2998 (compute_logical_op_cc): Likewise.
2999 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3000 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3001 * config/h8300/h8300.md (length_table): New attribute.
3002 (length): When an instruction has a length_table attribute, use
3003 h8300_insn_length_from_table to calculate its default length.
3004 (cmpqi): Use h8300_dst_operand for the first operand and
3005 h8300_src_operand for the second.
3006 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3007 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3008 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3009 iorsi3, xorhi3, xorsi3): Likewise.
3010 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3011 so that it allows any combination of operands for TARGET_H8300SX.
3012 (iorqi3, xorqi3): Likewise.
3013 (cmpqi): Use the length_table attribute.
3014 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3015 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3016 (cmpqi): Add 'Q' constraint.
3017 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3018 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3019 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3020 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3021 (TARGET_H8300S): True for both -ms and -msx.
3022 (TARGET_H8300SX): New macro.
3023 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3024 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3025 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3026 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3028 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3029 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3030 16-bit pointers and 32-bit ints.
3031 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3032 CONST_DOUBLE with mode no wider than SImode.
3033 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3035 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3036 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3038 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3039 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3040 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3042 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3044 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3046 2004-07-07 Per Bothner <per@bothner.com>
3048 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3050 2004-07-07 Mike Stump <mrs@apple.com>
3052 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3053 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3054 (machopic_finish): Likewise.
3056 2004-07-07 Richard Henderson <rth@redhat.com>
3058 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3059 through any value-preserving cast.
3061 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3063 * function.c (assign_parm_find_data_types): Call
3064 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3066 2004-07-07 Steven Bosscher <stevenb@suse.de>
3068 * tree-cfg.c (group_case_labels): Remove case labels that have
3069 the same target as the default case.
3071 2004-07-07 Steven Bosscher <stevenb@suse.de>
3073 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3074 regardless of DECL_LANG_SPECIFIC being present or not.
3075 * tree.h (DECL_NUM_STMTS): Purge.
3077 2004-07-07 Andrew Pinski <apinski@apple.com>
3079 * configure: Regenerate with the right autoconf.
3081 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3083 * ifcvt.c (total_bb_rtx_cost): New function.
3084 (find_if_case_1): Compare rtx_cost of basic block to cost of
3086 (find_if_case_2): Same.
3088 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3091 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3092 (output_return): Likewise.
3093 (output_sibcall): Abort if !flag_delayed_branch.
3094 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3095 (emit_and_preserve): New function.
3096 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3097 indirect jump to the thunked-to function if !flag_delayed_branch.
3098 * config/sparc/sparc.md (delayed_branch): New attribute.
3099 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3100 attribute to compute the length of the insn.
3101 (goto_handler_and_restore): Likewise.
3103 2004-07-07 Andrew Pinski <apinski@apple.com>
3105 PR tree-optimization/15777
3106 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3108 * expr.c (expand_expr_real_1): Fix formating.
3109 BUFFER_REF and IN_EXPR are dead.
3110 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3111 * tree-inline.c (estimate_num_insns_1): Likewise.
3112 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3113 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3114 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3116 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3118 * collect2.c (dump_file): Don't call cplus_demangle if
3119 HAVE_LD_DEMANGLE is defined.
3120 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3121 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3122 if HAVE_LD_DEMANGLE is defined.
3124 * configure.ac (--with-demangler-in-ld): Added
3125 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3126 --with-demangler-in-ld is used.
3127 * config.in: Regenerated.
3128 * configure: Likewise.
3130 2004-07-07 Roger Sayle <roger@eyesopen.com>
3132 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3133 for simple floating point operations "fp", double precision
3134 multiplication "dmul", and single and double precision division
3135 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3136 (ppc630_cost): New table split from ppc620_cost, to distinguish
3137 differences in floating point latencies.
3138 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3139 (rs6000_rtx_costs): Add support for single and double precision
3140 floating point addition, subtraction, multiplication, division,
3141 fused-multiply-add, fused-multiply-sub, negation, absolute value
3142 and negative absolute value. Tweak MEM case to use prefered idiom.
3144 2004-07-07 Richard Henderson <rth@redhat.com>
3146 * tree-flow-inline.h (may_propagate_copy): Move...
3147 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3148 attempt to copy between types requiring conversion.
3149 * tree-flow.h (may_propagate_copy): Update decl.
3150 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3152 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3154 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3155 from -mtune= option.
3157 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3159 * builtins.c: Rename movstr*, except for movstrict*, to
3160 movmem* and clrstr* to clrmem*.
3163 * genopinit.c: Likewise.
3164 * integrate.c: Likewise.
3165 * local-alloc.c: Likewise.
3166 * optabs.c: Likewise.
3167 * optabs.h: Likewise.
3168 * config/alpha/alpha.h: Likewise.
3169 * config/alpha/alpha.md: Likewise.
3170 * config/arm/arm-protos.h: Likewise.
3171 * config/arm/arm.c: Likewise.
3172 * config/arm/arm.md: Likewise.
3173 * config/avr/avr.md: Likewise.
3174 * config/c4x/c4x.c: Likewise.
3175 * config/c4x/c4x.md: Likewise.
3176 * config/frv/frv.md: Likewise.
3177 * config/i386/i386-protos.h: Likewise.
3178 * config/i386/i386.c: Likewise.
3179 * config/i386/i386.h: Likewise.
3180 * config/i386/i386.md: Likewise.
3181 * config/i860/i860.c: Likewise.
3182 * config/i860/i860.md: Likewise.
3183 * config/ip2k/ip2k.md: Likewise.
3184 * config/ip2k/libgcc.S: Likewise.
3185 * config/ip2k/t-ip2k: Likewise.
3186 * config/m32r/m32r.c: Likewise.
3187 * config/m32r/m32r.md: Likewise.
3188 * config/mcore/mcore.md: Likewise.
3189 * config/mips/mips.c: Likewise.
3190 * config/mips/mips.md: Likewise.
3191 * config/ns32k/ns32k.c: Likewise.
3192 * config/ns32k/ns32k.h: Likewise.
3193 * config/ns32k/ns32k.md: Likewise.
3194 * config/pa/pa.c: Likewise.
3195 * config/pa/pa.md: Likewise.
3196 * config/pdp11/pdp11.h: Likewise.
3197 * config/pdp11/pdp11.md: Likewise.
3198 * config/rs6000/rs6000.c: Likewise.
3199 * config/rs6000/rs6000.md: Likewise.
3200 * config/s390/s390-protos.h: Likewise.
3201 * config/s390/s390.c: Likewise.
3202 * config/s390/s390.md: Likewise.
3203 * config/sh/lib1funcs.asm: Likewise.
3204 * config/sh/sh.c: Likewise.
3205 * config/sh/sh.md: Likewise.
3206 * config/sh/t-sh: Likewise.
3207 * config/sparc/sparc.h: Likewise.
3208 * config/vax/vax.md: Likewise.
3209 * config/xtensa/xtensa.c: Likewise.
3210 * config/xtensa/xtensa.md: Likewise.
3211 * doc/invoke.texi: Likewise.
3212 * doc/md.texi: Likewise.
3213 * doc/rtl.texi: Likewise.
3215 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3218 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3219 * config/mips/mips.c (mips_declare_common_object): New function,
3220 mostly split out from...
3221 (mips_output_aligned_decl_common): ...here.
3222 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3223 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3224 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3225 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3227 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3230 * function.c (assign_parms): Fix typo from previous change.
3232 2004-07-07 Jason Merrill <jason@redhat.com>
3235 * doc/extend.texi (C++ Interface): Correct information and
3238 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3243 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3246 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3249 * config/m32r/m32r.c (m32r_function_symbol): New function:
3250 Generate a symbol name RTX with the correct m32r specific flags
3252 (block_move_call): Use new function to generate correct symbol.
3253 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3254 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3257 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3259 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3260 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3261 TYPE_BINFO_BASETYPE): Remove.
3262 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3264 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3266 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3267 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3268 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3269 (struct tree_binfo): Rename base_types to base_binfos.
3270 * alias.c (record_component_aliases): Adjust BINFO macros.
3271 * dbxout.c (dbxout_type): Likewise.
3272 * dwarf2out.c (gen_member_die): Likewise.
3273 * sdbout.c (sdbout_one_type): Likewise.
3274 * tree-dump.c (deque_and_dump): Likewise.
3275 * config/i386/i386.c (classify_argument,
3276 contains_128bit_aligned_vector_p): Likewise.
3278 2004-07-07 Nick Clifton <nickc@redhat.com>
3280 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3281 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3283 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3285 * vec.h: Fix the example use.
3287 2004-07-06 Richard Henderson <rth@redhat.com>
3289 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3290 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3291 * tree-inline.c (copy_body_r, setup_one_parameter,
3292 initialize_inlined_parameters, expand_call_inline,
3293 declare_inline_vars): Don't check it.
3294 (expand_calls_inline): Remove old version, rename new version
3295 from gimple_expand_calls_inline.
3296 * tree-optimize.c (execute_gimple): Remove.
3297 (pass_gimple): Don't run anything.
3299 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3301 * doc/sourcebuild.texi: Use semicolons instead of commas in
3304 2004-07-06 Richard Henderson <rth@redhat.com>
3306 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3307 (sra_walk_modify_expr, scan_init): Likewise.
3308 (generate_element_zero): Check visited before scanning children.
3309 (generate_element_init): Set visited on error.
3310 (scalarize_init): Handle generate_element_init failure similar
3313 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3315 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3316 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3318 2004-07-06 Richard Henderson <rth@redhat.com>
3320 * config/i386/i386.c (legitimize_pic_address): Make static.
3321 (legitimize_address): Handle CONST with TLS operand.
3322 (ix86_expand_move): Don't call legitimize_pic_address directly.
3323 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3325 2004-07-06 Roger Sayle <roger@eyesopen.com>
3327 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3328 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3329 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3330 is currently executed unconditionally, i.e. not in "else_bb".
3332 2004-07-06 Steven Bosscher <stevenb@suse.de>
3334 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3335 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3336 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3337 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3338 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3339 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3340 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3341 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3342 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3343 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3344 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3345 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3346 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3347 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3348 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3349 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3351 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3353 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3354 * expr.c (expand_expr_real_1): Ditto.
3355 * tree-inline.c (estimate_num_insns_1): Ditto.
3356 * tree-pretty-print.c (dump_generic_node): Ditto.
3360 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3362 * tree-ssa-pre.c (reference_node_pool): New pool.
3363 (find_or_generate_expression): Class 'r' is okay too.
3364 (create_value_expr_from): Ditto.
3365 (add_to_sets): LHS should not include vuses.
3367 (compute_avail): Reverse ordering of tests.
3368 Valuize INDIRECT_REF as well.
3370 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3372 PR rtl-optimization/16380
3373 * loop.c (check_dbra_loop): Sink comparison instructions if they
3374 do something other than set cc0.
3376 2004-07-06 James E Wilson <wilson@specifixinc.com>
3378 * doc/interface.texi (longjmp and automatic variables): Delete
3379 paragraph recommending taking the address of a variable.
3381 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3383 * vec.h (VEC_embedded_alloc): Remove.
3384 (VEC_embedded_size, VEC_embedded_init): New.
3385 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3387 (VEC_truncate): New.
3388 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3389 (vec_embedded_alloc): Remove.
3390 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3391 (vec_embedded_alloc): Remove.
3393 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3395 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3396 (gt-langhooks.h): Remove.
3398 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3400 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3402 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3404 * config/sparc/sparc.c (get_pc_symbol): Rename into
3405 add_pc_to_pic_symbol.
3406 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3407 (load_pic_register): Account for previous changes.
3408 Use reg_names. Don't create the label twice.
3409 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3410 UNSPEC_LOAD_PCREL_SYM.
3411 (get_pc): Rename into load_pcrel_sym. Add predicate to
3412 operands. Remove condition.
3414 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3416 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3417 RECORD, UNION & QUAL_UNION is actually a binfo.
3419 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3420 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3421 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3422 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3423 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3424 (gen_inheritance_die): Likewise.
3425 * tree-dump.c (deque_and_dump): Likewise.
3426 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3428 2004-07-06 Steven Bosscher <stevenb@suse.de>
3430 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3432 * config/mcore/mcore.md: Model memory latency with a simple DFA
3433 pipeline description instead of a define_function_unit.
3435 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3437 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3438 * langhooks.h (var_mod_type_p): Likewise.
3439 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3440 * expr.c (count_type_elements): Properly handle return from
3441 array_type_nelts and properly test for overflow.
3442 * gimplify.c (gimplify_init_constructor): Properly handle return
3443 from array_type_nelts.
3444 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3445 * integrate.c (copy_decl_for_inlining): Correct comments.
3446 * tree-inline.c (remap_decl): Update comments, remove dead code,
3447 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3448 (remap_type): Only remap if variably modified by vars in function
3450 (copy_body_r): Use compatible_type langhooks to see when can fold.
3451 (setup_one_parameter): Don't remap type.
3452 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3453 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3454 compute TREE_INVARIANT for decl case.
3455 (find_var_from_fn): New function.
3456 (variably_modified_type_p): Add arg and call new function.
3457 * tree.h (variably_modified_type_p): Add extra arg.
3459 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3461 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3462 (goto_handler_and_restore_v9): Delete disabled insn.
3463 (goto_handler_and_restore_v9_sp64): Likewise.
3465 2004-07-05 Roger Sayle <roger@eyesopen.com>
3467 * calls.c (load_register_parameters): Call expand_shift instead
3468 of expand_binop with ashl_optab (or other shift optab) directly.
3469 * expr.c (emit_group_load, emit_group_store): Likewise.
3470 * function.c (assign_parm_setup_block): Likewise.
3471 * stmt.c (shift_return_value): Likewise.
3473 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3475 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3477 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3479 * doc/sourcebuild.texi: Revert previous patch.
3481 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3483 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3484 TARGET_MEM_FUNCTIONS.
3485 * system.h: Poison TARGET_MEM_FUNCTIONS.
3486 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3487 bcmp_libfunc, bzero_libfunc): Remove.
3488 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3490 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3491 * doc/standards.texi: Don't mention calling BSD string functions.
3492 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3493 * config/vax/t-memfuncs: New.
3494 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3495 config/memset.c: New.
3496 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3497 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3499 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3500 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3501 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3502 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3503 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3504 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3505 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3506 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3507 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3508 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3510 2004-07-05 Richard Henderson <rth@redhat.com>
3512 * function.c (assign_parm_setup_reg): Properly rename variables in
3513 FUNCTION_ARG_CALLEE_COPIES section.
3515 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3517 * tree-mudflap.c: Include cgraph.h.
3518 (mf_init_extern_trees): Rename to mudflap_init. Export.
3519 Rewrite to create synthetic declarations instead of looking
3520 up declarations from mf-runtime.h.
3521 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3522 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3524 (execute_mudflap_function_decls, mudflap_register_call):
3525 Don't call mf_init_extern_trees.
3526 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3528 * tree-mudflap.h: Update prototypes.
3529 * c-mudflap.c: Delete file.
3530 * c-common.c: Include tree-mudflap.h.
3531 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3532 * Makefile.in: Remove all references to c-mudflap.o.
3533 Update dependencies.
3535 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3537 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3538 displacements with the spatial-locality cache-control completer.
3540 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3542 * langhooks.c: Don't include gt-langhooks.h.
3543 (var_labelno): Delete.
3544 (lhd_set_decl_assembler_name): Do not append a distinguishing
3545 number to file-scope internal-linkage declarations for the first
3546 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3547 the declaration itself (if at block scope), or its containing
3548 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3551 * opts.c (cur_in_fname): New global.
3552 * opts.h: Declare it.
3553 * tree.c: Include opts.h.
3554 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3555 DECL_UID equal to cur_in_fname.
3556 (copy_node_stat): Do not change DECL_UID when copying a
3557 TRANSLATION_UNIT_DECL.
3558 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3559 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3561 * c-decl.c (c_static_assembler_name): Delete.
3562 * c-tree.h (c_static_assembler_name): Delete prototype.
3563 * c-lang.c, objc/objc-lang.c: Don't override
3564 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3566 * Makefile.in (tree.o): Update dependencies.
3567 (GTFILES): Remove langhooks.c.
3569 2004-07-05 Roger Sayle <roger@eyesopen.com>
3571 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3572 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3573 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3574 Optimize "X % -Y" as "X % Y" for signed modulus.
3575 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3576 into "((unsigned) X % Y) == 0".
3578 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3580 * sourcebuild.texi (Config Fragments): Use @comma{} in
3581 cross-reference to section title.
3583 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3585 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3586 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3587 (gimplify_target_expr, gimplify_expr): Likewise.
3588 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3589 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3591 (gimplify_compound_lval): See if we can strip any useless conversion.
3592 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3594 (gimplify_modify_expr_to_memset): Likewise.
3595 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3596 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3597 (declare_inline_vars): Likewise.
3598 (walk_type_fields): New function.
3599 (walk_tree): Use it.
3600 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3602 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3603 (sra_walk_modify_expr): Allow init function to fail.
3604 (scan_init): Now returns bool.
3605 (generate_element_init): If can't understand INIT, return false.
3606 (scalarize_init): Return false if generate_element_init does.
3608 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3611 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3612 bounds if bounds aren't constant.
3614 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3616 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3617 to type hooks; remove bogus PARAMS.
3619 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3621 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3622 * dwarf2out.c (add_data_member_location_attribute): Check for
3624 * tree.c (tree_node_kinds): Add "binfos".
3625 (binfo_lang_slots): New.
3626 (make_node_stat): Add TREE_BINFO.
3627 (make_tree_binfo_stat): New.
3628 (tree_node_structure): Add TREE_BINFO.
3629 * tree.def (TREE_BINFO): New.
3630 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3631 (RECORD_OR_UNION_CHECK): ... here.
3632 (NOT_RECORD_OR_UNION_CHECK): New.
3633 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3634 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3635 RECORD_OR_UNION_CHECK.
3636 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3637 (TYPE_LANG_SLOT_1): New.
3638 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3639 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3640 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3641 (BINFO_ELTS): Remove.
3642 (BINFO_LANG_SLOT): New.
3643 (struct tree_binfo): New.
3644 (binfo_lang_slots): Declare.
3645 (enum tree_node_structure_enum): Add TS_BINFO.
3646 (union tree_node): Add binfo.
3647 (make_tree_binfo_stat): Declare.
3648 (make_tree_binfo): New.
3649 (enum tree_node_kind): Add binfo_kind.
3651 * objc/objc-act.c (start_class, objc_declare_protocols,
3652 start_protocols): Use TYPE_LANG_SLOT_1.
3653 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3655 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3656 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3657 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3658 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3660 2004-07-05 Steven Bosscher <stevenb@suse.de>
3662 * rtl.h (struct rtx_def): Remove the integrated flag.
3663 Use the return_val flag for MEM_SCALAR_P.
3664 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3666 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3669 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3670 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3673 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3675 * var-tracking.c: Fix some comments.
3676 (frame_stack_adjust): New.
3677 (vt_stack_adjustments): Init stack_adjust of entry block to
3678 minus stack adjustment of function prologue.
3679 (adjust_stack_reference): Do not adjust if adjustment == 0.
3680 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3681 (emit_notes_in_bb): Likewise.
3682 (vt_add_function_parameters): Do not adjust locations of
3684 (vt_initialize): Compute the stack adjustment of function
3685 prologue and offset the initial "location" of frame_base_decl
3686 from the stack pointer after prologue.
3688 2004-07-04 Richard Henderson <rth@redhat.com>
3690 * function.c (struct assign_parm_data_all): New.
3691 (struct assign_parm_data_one): New.
3692 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3693 assign_parm_find_data_types, assign_parms_setup_varargs,
3694 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3695 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3696 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3697 assign_parm_setup_block, assign_parm_setup_reg,
3698 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3699 (assign_parms): ... here.
3701 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3703 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3704 now are bitmap_set_t's.
3705 (bitmap_insert_into_set): No point in inserting the value if
3707 (bitmap_set_contains): New function.
3708 (bitmap_set_replace_value): Add comment on why we do it
3710 (set_contains): Removed.
3711 (bitmap_set_subtract_from_value_set): New name of
3712 set_subtract now that it's arguments are two different
3715 (bitmap_find_leader): Change algorithm used.
3716 (find_or_generate_expression): Update use of functions for new
3718 (create_expression_by_pieces): Ditto.
3719 (insert_aux): Ditto.
3721 (add_to_sets): Ditto.
3723 (execute_pre): Ditto.
3724 (compute_avail): Ditto.
3725 Also ignore virtual phis.
3727 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3729 * combine.c (simplify_comparison): Fix comment typo.
3731 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3733 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3734 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3735 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3736 (output_restore): Change parameter from 'insn' to 'pat'.
3737 (output_return): Adjust call to output_restore.
3738 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3739 Adjust call to output_restore.
3741 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3743 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3744 and assert system is bsd.
3746 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3748 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3749 (TARGET_SWITCHES): Remove -mdebugc.
3750 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3751 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3752 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3753 (sle_[sd]i_reg): Delete.
3755 2004-07-04 Steven Bosscher <stevenb@suse.de>
3757 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3759 * config/iq2000/iq2000.md: Translate old pipeline description to an
3762 2004-07-04 Roger Sayle <roger@eyesopen.com>
3764 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3765 Ensure the replacement rhs is valid gimple before performing
3766 the substitution. Return false if these sanity checks fail.
3767 (fold_stmt): Only set changed to true, if set_rhs returns true.
3768 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3771 2004-07-04 Richard Henderson <rth@redhat.com>
3774 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3776 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3778 * configure.ac (ranlib_flags): New variable.
3779 * Makefile.in (RANLIB_FLAGS): New variable.
3780 (libbackend.a): Use it.
3781 * configure: Regenerated.
3783 2004-07-04 Roger Sayle <roger@eyesopen.com>
3785 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3786 a "sign mask" instead of using ashr_optab directly.
3788 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3790 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3791 * doc/cppopts.texi: Clarify processing of command-line defines.
3793 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3795 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3797 2004-07-04 Richard Henderson <rth@redhat.com>
3799 * rtl.def (ADDRESSOF): Remove.
3800 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3801 (find_base_term, memrefs_conflict_p): Likewise.
3802 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3803 (fold_rtx, cse_insn, set_live_p): Likewise.
3804 * dwarf2out.c (mem_loc_descriptor): Likewise.
3805 (add_location_or_const_value_attribute): Likewise.
3806 * emit-rtl.c (copy_insn_1): Likewise.
3807 * explow.c (memory_address): Likewise.
3808 * expmed.c (store_split_bit_field): Likewise.
3809 * expr.c (expand_expr_real_1): Likewise.
3810 * function.c (instantiate_decl
3811 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3812 * genrecog.c (preds, validate_pattern): Likewise.
3813 * integrate.c (copy_rtx_and_substitute): Likewise.
3814 * recog.c (general_operand, register_operand): Likewise.
3815 (memory_address_p): Likwise.
3816 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3817 * rtl.c (copy_rtx): Likewise.
3818 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3819 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3820 * rtlhooks.c (gen_lowpart_general): Likewise.
3821 * stmt.c (expand_asm_operands): Likewise.
3822 * web.c (entry_register, replace_ref, web_main): Likewise.
3823 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3824 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3825 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3826 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3827 * config/frv/frv.c (move_destination_operand, move_source_operand,
3828 condexec_dest_operand, condexec_source_operand,
3829 condexec_memory_operand): Likewise.
3830 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3831 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3832 (destination_xfmode_operand): Likewise.
3833 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3834 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3835 * config/s390/s390.c (general_s_operand): Likewise.
3836 * config/s390/s390.md (mov*): Likewise.
3837 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3839 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3840 * expr.c (expand_expr_real_1): Likewise.
3841 * stmt.c (expand_decl): Likewise.
3842 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3844 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3845 postponed_insns, put_var_into_stack, put_reg_into_stack,
3846 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3847 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3848 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3849 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3850 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3851 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3852 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3853 struct insns_for_mem_walk_info, insns_for_mem_walk,
3854 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3855 setjmp_protect_args): Remove.
3856 (push_function_context_to): Don't handle var_refs_queue.
3857 (pop_function_context_from, free_after_compilation): Likewise.
3858 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3859 (assign_parms, allocate_struct_function): Likewise.
3860 (use_register_for_decl): New.
3861 (expand_function_end): Don't setjmp_protect.
3862 * function.h (struct emit_status): Update commentary.
3863 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3864 (max_parm_reg, parm_reg_stack_loc): Remove.
3865 * passes.c (DFI_addressof): Remove.
3866 (dump_file_info): Remove addressof.
3867 (rest_of_handle_addressof): Remove.
3868 (rest_of_compilation): Don't call it.
3869 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3870 * stmt.c (expand_decl): Use use_register_for_decl.
3871 * tree.h: Update decls.
3872 * web.c (mark_addressof): Remove.
3873 * doc/invoke.texi (-dF): Remove.
3875 2004-07-03 Richard Henderson <rth@redhat.com>
3877 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3878 instead of gen_mem_addressof.
3879 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3880 TImode output register.
3882 2004-07-03 Richard Henderson <rth@redhat.com>
3884 PR tree-optimization/16341
3885 * tree-sra.c (sra_walk_function): Increment to next stmt before
3886 processing the current stmt.
3887 (sra_insert_after): Always use BSI_SAME_STMT.
3889 2004-07-03 Richard Henderson <rth@redhat.com>
3891 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3894 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3896 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3897 with tree_int_cst_equal.
3899 2004-07-03 Andreas Schwab <schwab@suse.de>
3901 * config/ia64/ia64.md: Define new attribute "empty".
3902 (prologue_use, nop_x, insn_group_barrier): Set it.
3904 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3905 skip over "empty" insns.
3907 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3909 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3910 context to gimplify_body.
3911 (walk_tree): Don't walk into types twice.
3912 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3914 * tree-sra.c (generate_element_init): Remove any useless conversions.
3916 * gimplify.c (gimplify_conversion): Remove stripping useless
3917 conversions from here.
3918 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3919 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3920 Unshare before substituting PLACEHOLDER_EXPR.
3921 (gimplify_modify_expr_to_memset): Likewise.
3922 Pass address of TO to memset, not TO itself.
3923 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3924 time we make an expression (to match a PLACEHOLDER_EXPR).
3926 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3927 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3928 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3929 * tree-ssa-dom.c (local_fold): Likewise.
3931 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3932 * langhooks.h (strct lang_hooks): New field type_max_size.
3933 * function.c (assign_temp): Call it.
3935 2004-07-03 Steven Bosscher <stevenb@suse.de>
3937 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3938 * config/sh/sh.md: Convert the SH1 pipeline description to
3941 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3943 * c-decl.c (struct c_binding): Remove contour field; add
3944 depth, invisible, nested fields.
3945 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3946 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3947 (bind): Add invisible and nested arguments. Initialize
3948 new fields of struct c_binding; adjust loop scanning for
3950 (free_binding_and_advance): Clear structure with memset.
3951 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3952 in file scope, even if it's in external scope too.
3953 (pushdecl): Adjust to match. Create invisible file-scope
3954 declarations for block-scope forward declarations of static functions.
3955 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3956 (undeclared_variable, lookup_label, declare_label, define_label)
3957 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3958 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3959 (store_parm_decls_oldstyle): Adjust to match.
3960 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3961 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3963 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3964 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3966 2004-07-02 Richard Henderson <rth@redhat.com>
3968 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3969 around variable_size.
3970 (set_decl_nonlocal): Remove.
3971 (store_parm_decls): Add stmts for pending sizes.
3972 * calls.c (calls_function, calls_function_1): Remove.
3973 (precompute_arguments): Don't call it.
3974 * cfgexpand.c (set_save_expr_context): Remove.
3975 (tree_expand_cfg): Don't call it.
3976 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3977 (dwarf2out_finish): Likewise.
3978 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3979 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3980 (safe_from_p): Don't queue SAVE_EXPRs.
3981 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3982 or build plain VAR_DECLs.
3983 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3985 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3986 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3987 (put_var_into_stack): Don't handle SAVE_EXPR.
3988 (gen_mem_addressof): Likewise.
3989 * function.h (struct function): Remove x_save_expr_regs.
3990 (save_expr_regs): Remove.
3991 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3992 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3993 * stor-layout.c (variable_size): Don't set it.
3994 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3995 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3996 all callers. Don't set SAVE_EXPR_CONTEXT.
3997 * tree-inline.h (remap_save_expr): Update decl.
3998 * tree.c (save_expr): Update build size.
3999 (first_rtl_op): Don't handle SAVE_EXPR.
4000 (unsave_expr_1, contains_placeholder_p): Likewise.
4001 (decl_function_context): Likewise.
4002 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4003 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4004 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4006 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4008 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4009 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4010 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4011 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4012 some first-person references and patronizing comments. Based on
4014 * doc/invoke.texi: Don't reference fortran@gnu.org.
4015 * doc/trouble.texi (Warning when a non-void function value is
4016 ignored): Rewrite. From Russ Allbery and Chris Devers.
4018 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4020 * tree-ssa-pre.c (bitmap_set_t): New.
4021 (bb_value_sets): avail_out is now a bitmap_set_t.
4022 (bitmap_find_leader): New function.
4023 (bitmap_value_insert_into_set): Ditto.
4024 (bitmap_set_copy): Ditto.
4025 (bitmap_value_replace_in_set): Ditto.
4026 (bitmap_set_contains_value): Ditto.
4027 (bitmap_set_new): Ditto.
4028 (bitmap_set_pool): New pool.
4029 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4030 (insert_aux): Ditto.
4031 (add_to_sets): Ditto.
4032 (compute_avail): Ditto
4036 (execute_pre): Ditto.
4038 2004-07-02 Roger Sayle <roger@eyesopen.com>
4040 * config/rs6000/rs6000.c (struct processor_costs): New structure
4041 used to hold instruction latencies/sizes for processor types.
4042 (rs6000_cost): New global variable pointing to current CPU's costs.
4043 (rs6000_override_options): Initialize rs6000_cost to point to the
4044 appropriate cost table based upon rs6000_cpu and optimize_size.
4045 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4048 2004-07-02 Richard Henderson <rth@redhat.com>
4050 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4052 2004-07-02 Steven Bosscher <stevenb@suse.de>
4054 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4056 2004-07-01 Richard Henderson <rth@redhat.com>
4058 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4059 (alpha_gp_save_rtx): Use assign_stack_local instead of
4062 2004-07-01 Richard Henderson <rth@redhat.com>
4064 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4065 (alpha_rtx_cost_data): Update to match.
4066 (alpha_rtx_cost_size): New.
4067 (alpha_rtx_costs): Honor optimize_size.
4069 2004-07-01 Richard Henderson <rth@redhat.com>
4071 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4072 * cfgexpand.c (tree_expand_cfg): Do it here.
4073 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4074 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4075 * config/mips/mips.c (mips_output_mi_thunk): And here.
4076 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4077 * config/sh/sh.c (sh_output_mi_thunk): And here.
4078 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4080 2004-07-01 Richard Henderson <rth@redhat.com>
4082 * tree.def (RTL_EXPR): Remove.
4083 * c-typeck.c (lvalue_p): Don't handle it.
4084 * expr.c (safe_from_p): Likewise.
4085 (expand_expr_real_1): Likewise.
4086 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4087 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4088 * gengtype.c (adjust_field_tree_exp): Likewise.
4089 * stmt.c (warn_if_unused_value): Likewise.
4090 * tree-gimple.c (recalculate_side_effects): Likewise.
4091 * tree-pretty-print.c (dump_generic_node): Likewise.
4092 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4093 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4094 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4096 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4097 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4098 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4099 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4100 all the bits that tracked last_expr.
4101 (expand_end_bindings): Don't track last_expr.
4102 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4103 (clear_last_expr): Remove.
4104 (expand_asm): Don't call it.
4105 (expand_asm_operands, expand_end_cond): Likewise.
4106 (expand_naked_return, expand_null_return_1): Likewise.
4107 * c-typeck.c (c_begin_compound_stmt): Likewise.
4108 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4109 * expr.c (expand_expr_real_1): Likewise.
4110 * tree.h: Update prototypes.
4112 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4113 (struct emit_status): Remove sequence_rtl_expr.
4114 (struct function): Remove x_rtl_expr_chain.
4115 (seq_rtl_expr, rtl_expr_chain): Remove.
4116 * function.c (struct temp_slot): Remove rtl_expr.
4117 (assign_stack_temp_for_type): Don't set it.
4118 (free_temp_slots, pop_temp_slots): Don't check it.
4119 (free_after_compilation): Don't clear x_rtl_expr_chain.
4120 (fixup_var_refs): Don't search it.
4121 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4122 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4124 (push_topmost_sequence): Likewise.
4125 (end_sequence, init_emit): Likewise.
4126 (start_sequence_for_rtl_expr): Remove.
4127 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4128 * rtl.h (preserve_rtl_expr_result): Remove.
4130 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4132 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4133 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4136 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4138 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4139 (STANDARD_STARTFILE_PREFIX_2): Define.
4140 (standard_startfile_prefix_1): Initialize to
4141 STANDARD_STARTFILE_PREFIX_1.
4142 (standard_startfile_prefix_2): Initialize to
4143 STANDARD_STARTFILE_PREFIX_2.
4144 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4145 (STANDARD_STARTFILE_PREFIX_1): Define.
4146 (STANDARD_STARTFILE_PREFIX_2): Define.
4147 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4148 (STANDARD_STARTFILE_PREFIX_2): Document.
4150 2004-07-01 Richard Henderson <rth@redhat.com>
4152 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4153 in order to disable scalarization. Instead set a flag and wait
4154 for a candidate decl.
4156 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4158 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4159 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4160 Use terminology "testsuite" and "enumerated".
4162 2004-07-01 Richard Henderson <rth@redhat.com>
4164 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4165 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4166 (initial_return_save): Likewise.
4167 (flush_queued_reg_saves): Remap register numbers.
4168 (dwarf2out_return_reg): Likewise.
4170 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4172 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4174 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4175 access functions for lower bound and element size and only output
4176 if lower bound nonzero or element size not same as that of type.
4177 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4179 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4181 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4183 2004-07-01 Per Bothner <per@bothner.com>
4185 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4187 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4189 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4190 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4191 first operand. Don't optimize if the bitfield is volatile.
4193 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4195 * c-pretty-print.c (pp_c_postfix_expression): Handle
4196 floating-point comparison operators.
4197 (pp_c_expression): Pass floating-point comparison
4198 operators to pp_c_postfix_expression.
4200 2004-07-01 Roger Sayle <roger@eyesopen.com>
4202 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4203 rtx_cost instead of "had_mult" to determine whether the transformed
4204 expression is cheaper than the original.
4206 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4208 * alias.c (get_alias_set, canon_rtx, get_addr,
4209 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4211 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4212 expand_builtin): Likewise.
4213 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4215 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4216 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4217 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4218 record_dead_and_set_regs_1, get_last_value_validate,
4219 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4220 * cse.c (check_dependence, canon_hash, equiv_constant,
4221 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4222 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4223 count_reg_usage): Likewise.
4224 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4225 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4226 cselib_record_sets): Likewise.
4227 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4228 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4229 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4230 * df.c (df_uses_record): Likewise.
4231 * dojump (do_jump): Likewise.
4232 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4233 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4234 decl_start_label): Likewise.
4235 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4236 operand_subword, change_address_1, make_safe_from): Likewise.
4237 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4238 stabilize, force_not_mem): Likewise.
4239 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4240 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4241 * expr.c (convert_move, convert_modes, emit_block_move,
4242 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4243 emit_move_insn_1, expand_assignment, store_expr,
4244 store_constructor_field, store_constructor, store_field,
4245 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4247 * final.c (cleanup_subreg_operands, alter_subreg,
4248 get_mem_expr_from_op): Likewise.
4249 * flow.c (notice_stack_pointer_modification_1,
4250 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4252 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4253 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4254 optimize_bit_field, flush_addressof, purge_addressof_1,
4255 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4256 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4257 keep_stack_depressed): Likewise.
4258 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4259 noce_process_if_block, find_memory): Likewise.
4260 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4261 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4262 update_equiv_regs): Likewise.
4263 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4264 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4265 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4266 * passes.c (rest_of_handle_final): Likewise.
4267 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4268 move2add_note_store): Likewise.
4269 * ra-build.c (detect_remat_webs): Likewise.
4270 * ra-debug.c (dump_static_insn_cost): Likewise.
4271 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4272 * recog.c (validate_change, apply_change_group, cancel_changes,
4273 validate_replace_rtx_1, general_operand, register_operand,
4274 nonmemory_operand, push_operand, pop_operand, memory_operand,
4275 indirect_operand, asm_operand_ok, offsettable_memref_p,
4276 offsettable_nonstrict_memref_p, constrain_operands,
4277 store_data_bypass_p): Likewise.
4278 * reg-stack.c (subst_stack_regs_pat): Likewise.
4279 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4280 copy_cost, reg_scan_mark_refs): Likewise.
4281 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4282 combine_stack_adjustments_for_block): Likewise.
4283 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4284 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4285 find_reloads, find_reloads_address, find_reloads_address_1,
4286 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4287 find_equiv_reg): Likewise.
4288 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4289 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4290 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4291 delete_address_reloads): Likewise.
4292 * resource.c (mark_referenced_resources): Likewise.
4293 * rtlanal.c (get_jump_table_offset, count_occurrences,
4294 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4295 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4296 num_sign_bit_copies1): Likewise.
4297 * rtlhooks.c (gen_lowpart_general): Likewise.
4298 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4299 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4300 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4301 sdbout_global_decl): Likewise.
4302 * simplify-rtx.c (simplify_subreg): Likewise.
4303 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4304 expand_anon_union_decl, expand_end_case_type): Likewise.
4305 * unroll.c (calculate_giv_inc): Likewise.
4306 * var-tracking.c (stack_adjust_offset_pre_post,
4307 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4308 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4309 vt_add_function_parameters): Likewise.
4310 * varasm.c (make_var_volatile, notice_global_symbol,
4311 assemble_external, decode_addr_const, mark_weak,
4312 default_encode_section_info): Likewise.
4314 2004-07-01 Steven Bosscher <stevenb@suse.de>
4316 * stmt.c (check_seenlabel): Remove.
4317 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4319 2004-07-01 Richard Henderson <rth@redhat.com>
4321 * function.h (struct function): Remove x_function_call_count.
4322 (function_call_count): Remove.
4323 * calls.c (expand_call): Don't set it.
4324 * integrate.c (copy_rtx_and_substitute): Likewise.
4326 * function.h (struct function): Remove x_cleanup_label.
4327 (cleanup_label): Remove.
4328 * stmt.c (expand_value_return): Don't use it.
4329 * function.c (free_after_compilation): Don't set it.
4330 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4331 * cfgexpand.c (tree_expand_cfg): Update call.
4332 * tree.h (expand_function_start): Update decl.
4334 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4337 * c-lang.c (c_initialize_diagnostics): Move from here ...
4338 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4339 (c_tree_printer): Use pretty-printer to format %T.
4340 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4341 before '*' if not C++.
4342 (pp_c_direct_abstract_declarator): Don't try to print array upper
4343 bound for flexible array members.
4344 * c-tree.h: Include "diagnostic.h".
4345 (c_initialize_diagnostics): Declare.
4346 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4347 * c-format.c (format_type_warning): New function. Improve
4348 diagnostics for incorrect format argument types.
4349 (check_format_types): Use it. Add two parameters. Use the
4350 TYPE_MAIN_VARIANT of wanted_type.
4351 (check_format_info_main): Pass new parameters to
4353 (struct format_wanted_type): Update comment.
4355 2004-07-01 Nick Clifton <nickc@redhat.com>
4357 * target.h (struct gcc_target): Add new field to struct cxx:
4358 import_export_class.
4359 * target-def.h (TARGET_CXX): Initialise the new field.
4360 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4362 * doc/tm.texi: Document the new target hook.
4364 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4366 * builtins.c (fold_builtin_classify): Fix typo.
4368 2004-07-01 Richard Henderson <rth@redhat.com>
4370 * function.c (identify_blocks, identify_blocks_1): Remove.
4371 * function.h (identify_blocks): Remove.
4372 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4374 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4376 * builtins.c (fold_builtin_classify): New.
4377 (fold_builtin_unordered_cmp): Fix commentary.
4378 (fold_builtin): Use it.
4379 * builtins.def: Define builtins for isnan,
4380 isnanf, isnanl, finite, finitef, finitel,
4381 isinf, isinff, isinfl.
4383 2004-07-01 Richard Henderson <rth@redhat.com>
4385 * function.h (struct function): Remove dont_emit_block_notes.
4386 * gimple-low.c (lower_function_body): Don't set it.
4387 * cfgexpand.c (expand_block): Don't check it.
4388 * cfglayout.c (insn_locators_initialize): Likewise.
4389 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4390 * passes.c (rest_of_compilation): Likewise.
4391 * stmt.c (expand_start_bindings_and_block): Likewise.
4392 (expand_end_bindings): Likewise.
4394 2004-07-01 Richard Henderson <rth@redhat.com>
4396 * cgraph.h (cgraph_build_static_cdtor): Declare.
4397 * cgraphunit.c (cgraph_build_static_cdtor): New.
4398 * c-objc-common.c (build_cdtor): Use it.
4399 * coverage.c (create_coverage): Likewise.
4400 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4401 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4403 See ChangeLog.11 for earlier changes.
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