1 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
4 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
5 (MAKE_DECL_ONE_ONLY): Undefine.
6 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
7 readonly_data, one_only_data_section, forget_section): New prototypes.
8 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
10 (pa_select_section): Add one-only (COMDAT) support.
11 * pa.h (struct machine_function): Define.
12 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
13 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
14 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
15 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
16 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
17 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
18 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
19 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
20 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
21 for EXTRA_SECTION_FUNCTIONS.
22 * doc/install.texi: Update binutils requirements.
24 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
26 * dbxout.c (dbxout_type): Fix printf format.
28 * tree.h (binfo_member): Remove.
29 * tree.c (binfo_member): Remove.
31 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
33 * tree.h: Include vec.h
34 (DEF_VEC_P(tree)): New type.
35 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
36 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
37 (BINFO_LANG_SLOT): Remove.
38 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
39 (struct tree_binfo): Turn base_binfos into a trailing
40 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
41 (binfo_lang_slots): Remove.
42 * tree.c (binfo_lang_slots): Remove.
43 (make_tree_binfo_stat): Take a base binfo count, not a
44 lang slot count. Adjust.
45 * Makefile.in (TREE_H): Add vec.h
46 * alias.c (record_component_aliases): Adjust BINFO access.
47 * dbxout.c (dbxout_type): Likewise.
48 * dwarf2out.c (gen_member_die): Likewise.
49 * sdbout.c (sdbout_one_type): Likewise.
50 * tree-dump.c (deque_and_dump): Likewise.
51 * config/i386/i386.c (classify_argument,
52 contains_128bit_aligned_vector_p): Likewise.
53 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
54 * doc/c-tree.texi (Classes): Update BINFO documentation.
56 2004-07-20 Steven Bosscher <stevenb@suse.de>
58 * c-common.h (check_case_value): Remove prototype.
59 (c_add_case_label): Adjust prototype.
60 * c-common.c (check_case_value): Make static.
61 (check_case_bounds): New function.
62 (c_add_case_label): Use it. Take new argument orig_type.
63 * c-typeck.c (struct c_switch): New orig_type field.
64 (c_start_case): Set it.
65 (do_case): Pass it to c_add_case_label.
66 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
67 cases from here. Add the labels in reverse order.
68 * stmt.c (struct case_node): Adjust comment. Remove balance field.
69 (add_case_node): Return nothing, don't check for duplicate cases.
70 Insert new case nodes in a list, not in an AVL tree.
71 (expand_end_case_type): Don't turn a case tree into a case list.
72 (case_tree2list): Remove.
73 * tree.h (add_case_node): Adjust prototype.
75 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
77 * genattr.c (struct range, struct function_unit,
78 write_units, extend_range, init_range): Remove them.
79 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
80 Output "#define INSN_SCHEDULING" here.
81 * genattrtab.c (struct range, struct function_unit_op,
82 struct function_unit, struct dimension, enum operator,
83 operate_exp, expand_units, simplify_knowing,
84 encode_units_mask, simplify_by_exploding,
85 find_and_mark_used_attributes, unmark_used_attributes,
86 add_values_to_cover, increment_current_value,
87 test_for_current_value, simplify_with_current_value,
88 simplify_with_current_value_aux, gen_unit,
89 write_unit_name, write_function_unit_info,
90 write_complex_function, write_toplevel_expr,
91 find_single_value, extend_range): Remove.
92 (write_attr_get): Do not handle common_av->value
94 (struct attr_desc): Remove func_units_p and blockage_p.
95 (write_attr_valueq): Do not handle them.
96 (find_attr): Do not clear them.
97 (make_internal_attr): Do not initialize them.
98 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
99 * sched-vis.c (init_target_units, insn_print_units,
100 init_block_visualization, print_block_visualization,
101 visualize_scheduled_insns, visualize_no_unit,
102 visualize_stall_cycles, visualize_alloc,
103 visualize_free, target_units, get_visual_tbl_length,
104 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
105 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
106 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
107 * haifa-sched.c (blockage_range, clear_units,
108 schedule_unit, actual_hazard, potential_hazard,
109 insn_unit, unit_last_insn, unit_tick,
110 actual_hazard_this_instance, potential_hazard,
111 schedule_unit, max_insn_queue_index_value): Remove.
112 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
113 max_insn_queue_index.
114 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
115 * doc/md.texi (Processor pipeline description): Remove
116 references to old pipeline descriptions.
117 (Automaton pipeline description): Merge with the above.
118 (Old pipeline description, Comparison of the two descriptions):
121 * bt-load.c (migrate_btr_def): Remove references to
122 use_pipeline_interface.
123 * haifa-sched.c (insn_cost, schedule_insn,
124 schedule_block, advance_one_cycle, sched_init,
125 queue_to_ready, sched_finish): Likewise.
126 * modulo-sched.c (sms_schedule, advance_one_cycle,
127 ps_has_conflicts): Likewise.
128 * sched-rgn.c (init_ready): Likewise.
129 (debug_dependencies): Likewise, and remove an "if (1)".
130 * target.h (use_dfa_pipeline_interface): Remove.
131 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
132 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
133 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
134 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
135 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
136 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
137 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
138 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
139 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
140 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
141 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
142 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
143 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
144 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
145 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
146 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
147 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
148 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
149 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
151 2004-07-19 Roger Sayle <roger@eyesopen.com>
153 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
155 2004-07-19 Jeff Law <law@redhat.com>
157 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
158 (get_eq_expr_value): Use it. Simplify slightly.
160 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
162 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
163 (umulsidi3_32bit_r4000): Likewise.
165 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
167 * vec.h: Propagate location information properly.
168 (VEC_T_iterate): Add result pointer parameter.
170 (VEC_T_reserve): Use it.
172 2004-07-19 Daniel Jacobowitz <dan@debian.org>
174 * Makefile.in (c-format.o): Depend on c-format.h.
175 * c-format.h: New file.
176 (struct format_char_info): Add CHAIN member.
177 * c-format.c: Move some types and constants to c-format.h.
178 (format_type_error): Set to -1.
179 (struct function_format_info): Use an int for format_type.
180 (decode_format_type): Return an int. Return format_type_error
182 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
183 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
184 (scan_char_table, time_char_table, monetary_char_table): Initialize
186 (n_format_types): New variable.
187 (check_format_info_main): Handle CHAIN in format_char_info.
188 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
189 TARGET_N_FORMAT_TYPES.
190 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
191 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
192 * config/sol2-c.c: New file.
193 * config/t-sol2: New file.
194 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
195 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
196 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
198 * doc/extend.texi (Target Format Checks): New section.
199 (Function Attributes): Mention it.
200 * doc/invoke.texi: Mention target format checks.
201 * doc/sourcebuild.texi: Mention target format checks.
202 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
205 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
207 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
209 * config/s390/s390.c (regclass_map initializer): Register 35 added to
211 (load_multiple_operation, store_multiple_operation): Removed
212 pointless sanity check.
213 (s390_decompose_address): Added check for return_address_pointer_rtx.
214 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
215 (s390_return_address_offset): New function.
216 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
217 (FRAME_REGNO_P): Added check for register 35.
218 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
219 REG_ALLOC_ORDER): Appended entry for register 35.
220 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
221 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
222 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
223 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
224 is eliminable using stack pointer or hard frame pointer.
225 (REGISTER_NAMES): Added name for register 35.
226 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
227 pointless sanity check.
229 2004-07-19 Roger Sayle <roger@eyesopen.com>
231 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
232 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
233 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
234 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
235 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
236 (fold_relational_const): Tidy up handling of floating point
237 comparisons by calling real_compare. Remove tree_expr_nonzero_p
238 transformation; fold_relational_const assumes constant operands.
240 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
242 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
245 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
247 * c-tree.h (struct c_expr): Define.
248 (C_SET_EXP_ORIGINAL_CODE): Remove.
249 (parser_build_binary_op, build_compound_expr): Update prototypes.
250 * c-parse.in (%union): Add exprtype.
251 (FUNC_NAME): Mark as ttype.
252 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
254 (expr): Update. Define directly in terms of expr_no_commas
255 instead of using nonnull_exprlist.
256 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
257 offsetof_member_designator, typespec_nonreserved_nonattr, init,
258 initval, designator, component_declarator,
259 component_notype_declarator, enumerator, array_declarator,
260 condition, exexpr, switch_statement, stmt_nocomp, stmt,
261 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
262 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
264 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
265 * c-common.c (c_common_truthvalue_conversion): Don't check
267 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
268 Don't use C_EXP_ORIGINAL_CODE.
269 (default_conversion, default_function_array_conversion): Don't use
270 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
271 (internal_build_compound_expr): Merge into build_compound_expr.
272 (build_compound_expr): Take two operands instead of a TREE_LIST.
273 * objc/objc-act.c (get_super_receiver): Update calls to
276 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
278 * config/sh/sh.c (sh_use_dfa_interface): Remove.
279 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
281 * config/sh/sh.md: Extract pipeline descriptions
283 * config/sh/sh1.md: New file, extracted from sh.md.
284 * config/sh/sh4.md: New file, extracted from sh.md.
285 * config/sh/shmedia.md: New file, extracted from sh.md
286 and rewritten using new-style pipeline description.
288 2004-07-18 Zack Weinberg <zack@codesourcery.com>
290 * config/pa/pa.md: Delete the two remaining define_peephole
293 2004-07-18 Steven Bosscher <stevenb@suse.de>
294 Joseph S. Myers <jsm@polyomino.org.uk>
296 * c-common.c (c_common_truthvalue_conversion): Don't warn if
297 TREE_NO_WARNING is set.
299 2004-07-18 Roger Sayle <roger@eyesopen.com>
301 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
302 simplify_builtin_strncmp): Delete.
303 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
304 Change argument to accept an arglist instead of an "exp". Assume
305 that the return type is always integer_type_node. Copy missing
306 transformations from their now obsolete simplify_builtin_*
308 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
309 fold_builtin_strcmp and fold_builtin_strncmp.
310 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
311 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
312 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
314 2004-07-18 Daniel Jacobowitz <dan@debian.org>
316 * Makefile.in (tree-alias-common.o): Update dependencies.
318 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
320 * cfgloop.c (flow_loop_nested_p): Fix comment.
322 2004-07-17 Jason Merrill <jason@redhat.com>
325 * stor-layout.c (relayout_decl): New fn.
326 * tree.h: Declare it.
327 (DECL_BY_REFERENCE): New macro.
329 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
331 * libgcc2.c (__enable_execute_stack): New symbol.
332 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
333 and declare __enable_execute_stack.
334 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
335 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
336 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
337 ENABLE_EXECUTE_STACK.
338 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
339 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
340 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
341 ENABLE_EXECUTE_STACK.
342 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
343 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
344 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
345 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
346 ENABLE_EXECUTE_STACK.
347 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
348 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
349 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
350 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
351 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
352 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
353 (sparc64_initialize_trampoline): Likewise.
354 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
356 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
358 * langhooks.h (builtin_function): New langhook.
359 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
360 (LANG_HOOKS_INITIALIZER): Update.
361 * tree.h (builtin_function): Remove.
362 * doc/tm.texi: Update.
363 * c-tree.h (builtin_function): Declare.
364 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
365 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
366 config/ia64/ia64.c, config/iq2000/iq2000.c,
367 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
368 config/stormy16/stormy16.c: All callers of builtin_function
371 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
374 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
375 Remove white space after the backslash.
377 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
379 PR rtl-optimization/16294
380 * resource.c (return_insn_p): New predicate.
381 (mark_target_live_regs): Use it. Special-case return insns.
382 (init_resource_info): Use it. Don't scan the epilogue past
385 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
387 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
388 destroy dominance information.
389 * passes.c (rest_of_handle_loop2): Free dominance information.
390 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
392 (thread_jumps): Update dominance information and remove unreachable
394 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
395 information and remove the unreachable block.
397 2004-07-17 Graham Stott <graham.stott@btinternet.com>
399 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
401 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
403 * doc/sourcebuild.texi: Remove libf2c entry.
405 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
407 * config/i386/i386.md (movv16qi_internal): Fix typo.
409 2004-07-17 Steven Bosscher <stevenb@suse.de>
411 * final.c (final_scan_insn): Fix broken commit from previous
414 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
416 * c-typeck.c (parser_build_binary_op): Condition warnings for
417 X<=Y<=Z on -Wparentheses instead of -Wextra.
418 * doc/invoke.texi: Update. Document that most of -Wparentheses is
419 supported for C only.
421 2004-07-17 Steven Bosscher <stevenb@suse.de>
423 * cfgcleanup.c (try_simplify_condjump): Don't remove line
424 notes to avoid unreachable code warnings.
425 * toplev.c (backend_init): Don't emit line notes for
426 unreachable code warnings.
428 * combine.c (distribute_notes): Don't distribute a
430 * final.c (final_scan_insn): Don't handle it.
431 * rtl.c (reg_note_name): Remove it.
432 * rtl.h (enum reg_node): Dito.
434 * emit-rtl.c (force_line_numbers, restore_line_number_status):
436 * rtl.h (force_line_numbers, restore_line_number_status):
439 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
440 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
441 (using_eh_for_cleanups): Also moved here.
443 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
444 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
445 to expand_start_case and add_case_node.
446 * stmt.c (struct nesting): Cleanup unused fields condition_code,
447 last_unconditional_cleanup, nominal_type, printname, and
449 (struct fixup_goto): Remove.
450 (struct stmt_status): Remove x_goto_fixup_chain field.
451 (goto_fixup_chain): Remove.
452 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
453 pushcase, pushcase_range): Remove.
454 (expand_start_bindings_and_block): Don't set unused fields in
456 (expand_start_case, add_case_node): Cleanup unused formal arguments.
457 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
458 instead of emit_jump_if_reachable.
459 (emit_case_nodes): Likewise.
460 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
462 (update_eh_label): Work around left-over exception handing regions.
463 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
464 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
465 (pass_cleanup_cfg_post_optimizing): New pass.
466 (init_tree_optimization_passes): Run the new pass after all
468 * tree.h (pushcase, pushcase_range): Remove prototypes.
469 (expand_start_case, add_case_node): Update prototypes.
471 2004-07-16 Krister Walfridsson <cato@df.lth.se>
473 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
475 2004-07-16 Richard Henderson <rth@redhat.com>
477 * builtins.c (std_expand_builtin_va_arg): Remove.
478 (expand_builtin_va_arg): Remove.
479 * expr.h: Don't declare them.
480 * gimplify.c (mark_decls_volatile_r): Remove.
481 (copy_if_shared_r): Don't call it.
482 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
483 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
484 * gimple-low.c (lower_stmt): Likewise.
485 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
486 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
487 * tree-ssa-operands.c (get_expr_operands): Likewise.
488 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
489 EXPAND_BUILTIN_VA_ARG.
490 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
491 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
492 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
493 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
495 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
497 * tree-ssa-pre.c (insert_aux): Break out if we hit
500 2004-07-16 Richard Henderson <rth@redhat.com>
502 * basic-block.h (remove_fake_exit_edges): Declare.
503 * cfganal.c (remove_fake_predecessors): Rename from
504 remove_fake_successors; iterate over predecessors.
505 (remove_fake_exit_edges): New.
506 * cfgcleanup.c (try_optimize_cfg): Use it.
507 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
508 * predict.c (estimate_probability): Likewise.
509 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
510 * tree-cfg.c (make_edges): Likewise.
511 * tree-ssa-pre.c (fini_pre): Likewise.
512 * profile.c (instrument_edges): Don't remove_fake_edges.
513 (branch_prob): Do it earlier here.
515 2004-07-16 Richard Henderson <rth@redhat.com>
517 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
518 switchification wrt CONSTRUCTOR. Document the reason.
520 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
522 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
523 that prevented descriptive __mf_check source location strings.
525 2004-07-16 Richard Henderson <rth@redhat.com>
527 * tree-def (WITH_SIZE_EXPR): New.
528 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
529 * expr.c (expand_expr_real_1): Likewise.
530 * gimplify.c (maybe_with_size_expr): New.
531 (gimplify_arg, gimplify_modify_expr): Use it.
532 (gimplify_modify_expr_to_memcpy): Take size parameter.
533 (gimplify_modify_expr_to_memset): Likewise.
534 (gimplify_expr): Handle WITH_SIZE_EXPR.
535 * tree-alias-common.c (find_func_aliases): Likewise.
536 * tree-eh.c (tree_could_trap_p): Likewise.
537 (tree_could_throw_p): Likewise.
538 * tree-gimple.c (is_gimple_lvalue): Likewise.
539 (get_call_expr_in): Likewise.
540 * tree-inline.c (estimate_num_insns_1): Likewise.
541 (expand_calls_inline): Likewise.
542 * tree-nested.c (convert_call_expr): Likewise.
543 * tree-pretty-print.c (dump_generic_node): Likewise.
544 * tree-sra.c (sra_walk_expr): Likewise.
545 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
546 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
547 * tree-ssa-operands.c (get_expr_operands): Likewise.
548 * tree-tailcall.c (find_tail_calls): Likewise.
550 * calls.c (expand_call): Reset old_stack_allocated after
551 calling emit_stack_restore.
553 2004-07-16 Richard Henderson <rth@redhat.com>
555 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
556 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
557 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
558 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
559 copy_res_decl_for_inlining.
561 * tree-inline.c (declare_return_variable): New modify_dest argument.
562 Use it as the return value, when possible or manditory. Handle
563 TREE_ADDRESSABLE types.
564 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
565 replacement of CALL_EXPR.
567 2004-07-16 Richard Henderson <rth@redhat.com>
569 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
570 * gimple-low.c (expand_var_p): Don't check it.
571 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
572 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
573 * tree-ssa-operands.c (add_stmt_operand): Likewise.
574 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
575 (find_referenced_vars): Don't call them.
576 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
578 2004-07-16 Richard Henderson <rth@redhat.com>
580 * function.c (pass_by_reference): True for all variable sized types.
582 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
584 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
585 * tree-pretty-print.c: Include tree-chrec.h.
586 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
587 and POLYNOMIAL_CHREC nodes.
589 2004-07-16 Steve Ellcey <sje@cup.hp.com>
591 * builtins.c (expand_builtin_stpcpy): Do not create temporary
594 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
596 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
598 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
600 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
602 * config/s390/s390.c: Likewise.
603 * config/s390/s390.h: Likewise.
605 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
607 * config/mips/mips.md (addsi3, adddi3): Remove special handling
608 of $sp adds. Remove REGNO checks from mips16 patterns.
610 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
612 * config/mips/mips.md: Delete outdated comment.
614 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
616 * config/mips/mips.c (get_float_compare_codes): Delete.
617 (mips_emit_compare): New function, mostly extracted from
618 get_float_compare_codes and gen_conditional_branch.
619 (gen_conditional_branch, gen_conditional_move): Use it.
621 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
623 * genautomata.c (add_vect): Speedup by using integers as
624 bit-vectors for walking through the comb_vect and finding
627 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
629 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
630 operand is an uns_arith_operand; use subtraction otherwise.
631 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
632 not just arith_operands.
634 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
636 * config/mips/mips-protos.h (gen_int_relational): Delete.
637 (mips_emit_scc): Declare.
638 * config/mips/mips.c (internal_test): Delete.
639 (sle_operand, sleu_operand): New functions.
640 (map_test_to_internal_test, gen_int_relational): Delete.
641 (mips_emit_binary, mips_relational_operand_ok_p)
642 (mips_emit_int_relational, mips_zero_if_equal)
643 (mips_emit_scc): New functions.
644 (gen_conditional_branch): Rework to use mips_emit_int_relational.
645 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
647 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
648 (sltu, sleu): Use mips_emit_scc.
649 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
650 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
651 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
653 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
655 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
657 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
659 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
660 (*sne_[sd]i): Likewise sne_[sd]i_zero.
661 (*sgt_[sd]i): ...and sgt_[sd]i.
662 (*slt_[sd]i): ...and slt_[sd]i.
663 (*sgtu_[sd]i): ...and sgtu_[sd]i.
664 (*sltu_[sd]i): ...and sltu_[sd]i.
665 (*sleu_[sd]i): ...and sleu_[sd]i_const.
666 Name previously unnamed mips16 patterns. Formatting fixes.
668 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
670 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
671 (branch_type): Delete.
672 (gen_conditional_branch, gen_conditional_move)
673 (mips_gen_conditional_trap): Update after name change. Get the
674 comparison mode from cmp_operands[0].
675 * config/mips/mips.h (cmp_type, branch_type): Delete.
676 (cmp_operands): Renamed from branch_cmp.
677 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
678 name change. Don't set branch_type.
679 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
680 mode class of cmp_operands[0] rather than branch_type. Update after
683 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
685 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
686 of 0...255 to 0 when inside a SET.
688 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
690 * config/mips/mips.md: Remove mips16 define_peepholes.
692 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
694 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
695 (fini_pre): Remove fake edges.
697 2004-07-15 Richard Henderson <rth@redhat.com>
699 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
700 (get_indirect_ref_operands, get_call_expr_operands): ... these.
702 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
704 * vec.h (VEC_address): New function.
706 2004-07-14 Jason Merrill <jason@redhat.com>
709 * gimplify.c (gimplify_arg): New fn, split out from...
710 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
712 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
714 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
715 generate code which is generated by pushqi1 now
716 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
718 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
720 * combine.c (simplify_set): match the mode of the constant 0 with
721 the tested operand to match the compare behaviour and the
722 simplify_relational_operation() expectation.
724 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
726 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
729 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
731 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
733 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
735 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
737 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
738 calls in mips16 code.
740 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
742 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
743 the destination of the li as well as for the neg.
745 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
748 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
749 * cgraph.h: Update declaration.
750 * c-decl.c (build_cdtor): Update call with default priority.
751 * coverage.c (create_coverage): Ditto.
752 * tree-mudflap.c (mf_init_fndecl): New tree.
753 (mudflap_init): Set it.
754 (mudflap_register_call): Arrange to call __mf_init before the first
756 (mudflap_finish_file): Mark the mudflap static initializer as extra
757 high priority, to beat all C++ static constructors.
759 2004-07-15 Jeff Law <law@redhat.com>
761 * loop.c (check_insn_for_givs): Restore check for code labels that was
762 accidentally deleted by a recent checkin.
764 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
766 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
767 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
769 2004-07-14 Richard Henderson <rth@redhat.com>
771 * print-tree.c (print_node): Fix casts last change.
773 2004-07-15 Paul Brook <paul@codesourcery.com>
775 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
776 to TARGET_UNWIND_INFO.
777 * except.c (output_function_exception_table): Ditto.
779 * opts.c (decode_options): Ditto.
780 * passes.c (rest_of_handle_final): Ditto.
781 * final.c (final_start_function): Ditto.
782 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
784 * targhooks.h (default_unwind_emit): Declare.
785 * targhooks.c (default_unwind_emit): New function.
786 * target-def.h: Define and use TARGET_UNWIND_EMIT.
787 * target.h (struct gcc_target): Add unwind_emit.
788 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
789 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
790 Remove IA64_UNWIND_EMIT.
791 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
793 2004-07-14 Richard Henderson <rth@redhat.com>
795 * print-tree.c (print_node): Handle SSA_NAME.
797 2004-07-14 James E Wilson <wilson@specifixinc.com>
800 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
801 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
803 2004-07-15 Jakub Jelinek <jakub@redhat.com>
805 * expr.c (expand_assignment): Reenable bitfield += optimizations.
806 Use alias set 0 for memory, do proper mode calculations and adjust
807 address for memories.
809 2004-07-14 Per Bothner <per@bothner.com>
811 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
812 structure with extra column field.
813 * tree.c (expand_location): Also fill in column field.
814 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
815 gets confused by the two conditionally-compiled definitions.
817 2004-07-14 Eric Christopher <echristo@redhat.com>
819 * calls.c (expand_call): Fix typo in comment.
821 2004-07-14 Steve Ellcey <sje@cup.hp.com>
823 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
824 comparision of TFmode.
826 2004-07-14 Richard Henderson <rth@redhat.com>
828 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
829 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
830 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
831 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
832 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
833 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
834 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
835 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
836 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
838 2004-07-14 Mike Stump <mrs@apple.com>
840 * config/darwin.h (WINT_TYPE): Define to be int to match
843 2004-07-14 Bob Wilson <bob.wilson@acm.org>
845 * config/xtensa/xtensa.c (function_arg_advance): Check for args
846 that must be passed in the stack.
847 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
848 arguments if the size is not a constant.
850 2004-07-14 Per Bothner <per@bothner.com>
852 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
853 instead of EXPR_LOCUS in a boolean context, which is always true
854 if --enable-mapped-location.
855 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
857 2004-07-14 Richard Henderson <rth@redhat.com>
859 * dominance.c (struct dom_info): Add fake_exit_edge.
860 (init_dom_info): Allocate it.
861 (free_dom_info): Free it.
862 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
864 (calc_idoms): Honor fake_exit_edge.
866 2004-07-13 Jason Merrill <jason@redhat.com>
868 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
869 (rhs_test_for): New fn.
870 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
871 * tree-gimple.h: Declare them.
872 * gimplify.c (gimplify_modify_expr): Use the new fns.
874 2004-07-14 Richard Henderson <rth@redhat.com>
876 * config/arm/arm-protos.h (arm_va_arg): Remove.
877 * config/arm/arm.c (arm_va_arg): Remove.
878 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
879 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
881 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
883 * pa.c (fix_range): New function to mark a range(s) of registers as
885 (override_options): Call fix_range if the -mfixed-range option string
887 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
888 * doc/invoke.texi (-mfixed-range): Document new option.
890 2004-07-14 David Edelsohn <edelsohn@gnu.org>
892 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
894 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
896 2004-07-14 Roger Sayle <roger@eyesopen.com>
898 * expmed.c (expand_sdiv_pow2): New function to expand signed division
899 by a positive power of two, split out from expand_divmod. Provide
900 an alternate implementation when shifts are expensive. Lower the
901 threshold for using a branchless implementation to BRANCH_COST >= 2.
902 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
904 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
906 * tree-dfa.c (make_rename_temp): *Really* work just
907 like create_tmp_var if called while outside SSA form.
909 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
911 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
912 for division by zero.
913 ("umodsi3"): Likewise.
915 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
917 * config/mips/mips.c (mips_output_move): When generating mips16 code,
918 force loads of negative constants to be split.
919 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
920 Generalize SImode li/neg splitter to cope with other modes.
922 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
924 * expmed.c: Remove more references to QUEUED in the comments.
927 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
930 2004-07-13 Richard Henderson <rth@redhat.com>
931 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
934 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
936 * tree-dfa.c (make_rename_temp): Work just like
937 create_tmp_var if called while outside SSA form.
939 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
941 * expr.c (enqueue_insn, finish_expr_for_function,
942 protect_from_queue, queued_subexp_p, mark_queue,
943 emit_insns_enqueued_after_mark, emit_queue,
944 expand_increment): Remove.
945 (store_constructor): Expand increment as an assignment.
946 (expand_expr_real_1 <case PREINCREMENT_EXPR,
947 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
948 case POSTDECREMENT_EXPR>): Abort.
949 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
950 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
951 protect_from_queue, emit_queue, queued_subexp_p): Remove.
952 * function.h (pending_chain, x_pending_chain): Remove.
953 * rtl.def (QUEUED): Remove.
955 * emit-rtl.c (copy_insn_1, copy_most_rtx,
956 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
957 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
958 encode_units_mask): Likewise.
959 * local-alloc.c (equiv_init_varies_p): Likewise.
960 * rtl.c (copy_rtx): Likewise.
961 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
962 * simplify-rtx.c (simplify_gen_subreg): Likewise.
963 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
965 * builtins.c (expand_builtin, expand_builtin_apply,
966 expand_builtin_mathfn, expand_builtin_mathfn_2,
967 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
968 Remove calls to emit_queue and protect_from_queue.
969 * calls.c (expand_call, precompute_arguments,
970 precompute_register_parameters, rtx_for_function_call,
971 store_one_arg): Likewise.
972 * dojump.c (do_compare_and_jump, do_jump): Likewise.
973 * explow.c (memory_address): Likewise.
974 * expmed.c (clear_by_pieces_1, clear_storage,
975 clear_storage_via_libcall, emit_group_load,
976 emit_group_store, emit_store_flag,
977 expand_expr_real_1, store_by_pieces,
978 store_constructor, store_expr, try_casesi,
979 try_tablejump): Likewise.
980 * function.c (expand_pending_sizes): Likewise.
981 * optabs.c (emit_cmp_and_jump_insns,
982 emit_conditional_add, emit_conditional_move,
983 expand_fix, expand_float, prepare_cmp_insn): Likewise.
984 * stmt.c (emit_case_bit_tests,
985 expand_asm_expr, expand_computed_goto,
986 expand_decl_init, expand_end_case_type,
987 expand_end_stmt_expr, expand_expr_stmt_value,
988 expand_return, expand_start_case,
989 optimize_tail_recursion): Likewise.
990 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
991 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
993 2004-07-14 Ben Elliston <bje@au.ibm.com>
995 * vec.h: Comment fix.
997 2004-07-13 Richard Henderson <rth@redhat.com>
999 * target.h (struct gcc_target): Add calls.pass_by_reference.
1000 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1001 * function.c (pass_by_reference): Use the hook.
1002 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1003 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1004 (hook_pass_by_reference_must_pass_in_stack): New.
1005 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1006 (alpha_pass_by_reference): New.
1007 (TARGET_PASS_BY_REFERENCE): New.
1008 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1009 * config/arc/arc.c (arc_pass_by_reference): New.
1010 (TARGET_PASS_BY_REFERENCE): New.
1011 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1012 (FUNCTION_ARG_CALLEE_COPIES): True.
1013 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1014 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1015 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1016 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1017 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1018 * config/cris/cris.c (cris_pass_by_reference): New.
1019 (TARGET_PASS_BY_REFERENCE): New.
1020 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1021 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1022 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1023 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1024 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1025 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1026 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1027 (frv_function_arg_pass_by_reference): Remove.
1028 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1029 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1030 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1031 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1032 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1033 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1034 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1035 (ia64_pass_by_reference): Rename from
1036 ia64_function_arg_pass_by_reference.
1037 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1038 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1039 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1040 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1041 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1042 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1043 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1044 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1045 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1046 (m32r_pass_by_reference): Adjust prototype. Make static.
1047 Handle mode sizes correctly.
1048 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1049 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1050 (m68hc11_function_arg_pass_by_reference): Remove.
1051 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1052 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1053 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1054 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1055 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1056 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1057 (mips_va_arg): Use pass_by_reference.
1058 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1059 Handle mode sizes correctly.
1060 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1061 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1062 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1063 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1064 (mmix_pass_by_reference): Rename from
1065 mmix_function_arg_pass_by_reference.
1066 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1067 (FUNCTION_ARG_CALLEE_COPIES): True.
1068 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1069 (mn10300_pass_by_reference): New.
1070 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1071 (FUNCTION_ARG_CALLEE_COPIES): True.
1072 * config/pa/pa.c (pa_pass_by_reference): New.
1073 (TARGET_PASS_BY_REFERENCE): New.
1074 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1075 (FUNCTION_ARG_CALLEE_COPIES): True.
1076 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1077 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1078 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1079 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1080 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1081 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1082 (s390_pass_by_reference): Rename from
1083 s390_function_arg_pass_by_reference.
1084 (s390_function_arg_advance): Don't query pass-by-ref.
1085 (s390_function_arg): Likewise.
1086 (s390_gimplify_va_arg): Use pass_by_reference.
1087 (s390_call_saved_register_used): Likewise.
1088 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1089 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1090 (shcompact_byref, sh_pass_by_reference): New.
1091 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1092 (SHCOMPACT_BYREF): Remove.
1093 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1094 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1095 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1096 (sparc_gimplify_va_arg): Use pass_by_reference.
1097 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1098 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1099 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1100 (v850_pass_by_reference): New.
1101 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1102 (FUNCTION_ARG_CALLEE_COPIES): True.
1103 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1104 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1106 2004-07-14 Richard Henderson <rth@redhat.com>
1107 Richard Sandiford <rsandifo@redhat.com>
1109 * config/mips/mips-protos.h (mips_va_arg): Delete.
1110 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1111 * config/mips/mips.c: Include tree-gimple.h.
1112 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1113 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1114 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1115 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1117 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1119 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1120 arguments for COND_EXPR in big-endian adjustment code.
1122 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1124 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1125 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1126 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1127 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1129 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1131 PR tree-optimization/16443
1132 * tree-ssa-alias.c: Add more description for
1133 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1134 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1135 clobbering of call-clobbered and addressable variables. If
1136 there are any before aliases have been computed, add them.
1138 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1140 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1143 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1145 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1146 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1149 2004-07-13 Per Bothner <per@bothner.com>
1151 * collect2.c (main): Handle --no-demangle and --demangle flags.
1153 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1155 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1156 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1157 (tree-data-ref.o): New rule.
1158 * lambda.h: New file.
1159 * tree-data-ref.c: New file.
1160 * tree-data-ref.h: New file.
1161 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1162 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1164 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1167 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1168 * config/sparc/sparc.c (output_ubranch): New function.
1169 * config/sparc/sparc.md (jump pattern): Use it.
1171 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1174 * config/sparc/sparc.c (output_cbranch): Properly guard
1175 the code handling far branches with TARGET_V9.
1176 * config/sparc/sparc.md (length attribute): Document the
1177 side-effect of having a length greater or equal to 3.
1179 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1180 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1183 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1184 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1186 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1187 Martin Sebor <sebor@roguewave.com>
1190 * doc/invoke.texi (SPARC options): Document -threads
1191 and -pthreads on Solaris.
1193 2004-07-13 Richard Henderson <rth@redhat.com>
1195 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1197 (ind_gimplify_va_arg_expr): Remove.
1198 * tree.h (ind_gimplify_va_arg_expr): Remove.
1199 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1200 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1203 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1204 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1205 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1206 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1207 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1209 2004-07-13 Richard Henderson <rth@redhat.com>
1211 * function.c (pass_by_reference): New.
1212 (assign_parm_find_data_types): Use it.
1213 * calls.c (initialize_argument_information): Likewise.
1214 (emit_library_call_value_1): Likewise.
1215 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1216 * function.h (pass_by_reference): Declare.
1218 2004-07-13 Richard Henderson <rth@redhat.com>
1220 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1221 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1222 * expr.h (MUST_PASS_IN_STACK): Remove.
1223 * system.h (MUST_PASS_IN_STACK): Poison.
1224 * tree.h (must_pass_in_stack_var_size): Declare.
1225 (must_pass_in_stack_var_size_or_pad): Declare.
1226 * calls.c (must_pass_in_stack_var_size): New.
1227 (must_pass_in_stack_var_size_or_pad): Rename from
1228 default_must_pass_in_stack.
1229 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1230 (TARGET_MUST_PASS_IN_STACK): New.
1231 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1232 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1233 (TARGET_MUST_PASS_IN_STACK): New.
1234 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1235 * config/frv/frv.c (frv_must_pass_in_stack): New.
1236 (TARGET_MUST_PASS_IN_STACK): New.
1237 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1238 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1239 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1240 (ix86_must_pass_in_stack): Make static.
1241 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1242 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1243 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1244 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1245 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1246 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1247 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1248 (mcore_must_pass_on_stack): Remove.
1249 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1250 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1251 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1252 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1253 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1254 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1255 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1256 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1257 (TARGET_MUST_PASS_IN_STACK): New.
1258 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1259 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1260 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1261 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1262 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1263 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1264 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1267 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1268 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1269 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1270 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1271 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1272 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1273 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1274 config/xtensa/xtensa.c: Use target hook.
1276 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1278 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1279 * configure: Rebuilt.
1281 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1283 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1284 * config/mips/mips.h (mips_reg_names): Don't declare.
1285 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1286 (TARGET_NAME_REGS): Delete.
1287 (TARGET_SWITCHES): Remove -mrnames.
1288 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1289 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1291 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1292 (override_options): Remove handling of TARGET_NAME_REGS.
1294 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1296 * config/mips/mips.h (TARGET_*): Boolify.
1298 2004-07-12 Nick Clifton <nickc@redhat.com>
1300 * config.gcc: Add sh-*-symbianelf target.
1301 * config/sh/sh.c: Add new target macros:
1302 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1303 TARGET_CXX_IMPORT_EXPORT_CLASS.
1304 (sh_file_start): Create a definition of the .directive section.
1305 (sh_attribute): Add dllimport and dllexport attributes.
1306 * config/sh/symbian-pre.h: New file.
1307 * config/sh/symbian-post.h: New file.
1308 * config/sh/symbian.c: New file. Contains Symbian specific
1310 * config/sh/sh-protos.h: Add prototypes for new functions
1311 provided by symbian.c.
1312 * config/sh/t-symbian: New file.
1313 * doc/extend.texi: Document support for dllimport and dllexport
1314 attributes by the sh-symbianelf target.
1316 2004-07-12 James E Wilson <wilson@specifixinc.com>
1318 * Makefile.in (AR): Use @AR@ not ar.
1320 (AR_FOR_TARGET): Use $(AR) not ar for native.
1321 (NM_FOR_TARGET): Use $(NM) not nm for native.
1322 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1323 * configure: Regenerate.
1325 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1327 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1329 (ashldi3_sp64): Likewise.
1331 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1334 * pa.c (function_arg): Update comment.
1335 * pa.h (BLOCK_REG_PADDING): Define.
1337 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1339 PR tree-optimization/16461
1340 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1341 arguments of phi nodes.
1343 2004-07-12 Devang Patel <dpatel@apple.com>
1345 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1347 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1349 * function.c (expand_function_start): Ensure r_save is in Pmode.
1350 * calls.c (prepare_call_address): Ensure static_chain_value is
1352 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1353 r_save_area are in Pmode.
1354 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1355 fnaddr, and static_chain are in Pmode.
1357 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1360 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1362 2004-07-12 Richard Henderson <rth@redhat.com>
1364 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1365 next to build_builtin_va_list.
1366 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1367 * builtins.c (gimplify_va_arg_expr): Likewise.
1368 * gimplify.c (copy_if_shared_r): Likewise.
1370 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1372 * passes.c (rest_of_decl_compilation): Don't defer call of
1373 assemble_variable if its DECL_RTL is already set.
1375 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1377 * cfgloop.h (struct loop): Add nb_iterations field.
1378 (current_loops): Declare.
1379 * tree-chrec.c (chrec_not_analyzed_yet,
1380 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1381 chrec_contains_symbols_defined_in_loop): Remove the temporary
1383 * tree-flow-inline.h (loop_containing_stmt): New function.
1384 * tree-scalar-evolution.c: Add implementation.
1385 * tree-scalar-evolution.h: Add declarations.
1387 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1389 PR rtl-optimization/15921
1390 * Makefile.in (global.o): Add recog.h.
1392 * global.c (recog.h): Add the include-clause.
1393 (bb_info): New member earlyclobber.
1394 (allocate_bb_info, free_bb_info): Initialize/finish the new
1396 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1398 (check_earlyclobber, regclass_intersect,
1399 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1401 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1402 (make_accurate_live_analysis): Modify pavin.
1404 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1406 * tree-cfg.c (find_taken_edge): Statically compute the truth
1407 value of a predicate comparing an SSA_NAME to itself.
1409 2004-07-12 Roger Sayle <roger@eyesopen.com>
1411 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1412 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1413 by returning the cost of a multiplication plus an addition.
1415 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1417 PR tree-optimization/14107
1418 * gimplify.c (gimplify_return_expr): Accept a
1419 RETURN_EXPR with an error argument.
1420 * tree-optimize.c (init_tree_optimization_passes):
1421 Run pass_warn_function_return at -O0.
1423 2004-07-12 Roger Sayle <roger@eyesopen.com>
1425 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1428 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1430 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1431 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1432 * config/mips/3000.md: Add copyright notice. Remove automota and
1433 function units; use generic ones instead. Only define reservations
1434 for things that are different from generic.md. Extend each clause
1436 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1437 * config/mips/mips.md: Include them. Remove define_function_units.
1438 (alu, imuldiv): New automata and units.
1440 2004-07-12 Ben Elliston <bje@au.ibm.com>
1442 * doc/invoke.texi (Optimize Options): Document -frename-registers
1443 not being enabled by default at -O3.
1445 2004-07-11 Roger Sayle <roger@eyesopen.com>
1447 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1448 floating point additions, to keep real immediate constant positive.
1449 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1450 into X + C, and leave positive real constants as X - C.
1452 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1454 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1456 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1458 PR tree-optimization/15654
1459 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1461 2004-07-11 Roger Sayle <roger@eyesopen.com>
1463 * builtins.c (fold_builtin_fputs): Don't bother converting the
1464 return type to integer_type_node, as we've already checked that
1465 the result will be ignored.
1467 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1468 that signed addition, subtraction, multiplication, division,
1469 remainder, negation and absolute value may potentially trap.
1471 * fold-const.c (fold_ignored_result): New function to strip
1472 non-side-effecting tree nodes from an expression whose result
1474 (fold_convert): Call fold_ignored_result when casting a value
1476 (omit_one_operand): Call fold_ignored_result on the "omitted"
1477 operand when building a COMPOUND_EXPR.
1478 (pedantic_omit_one_operand): Likewise.
1479 * tree.h (fold_ignored_result): Prototype here.
1480 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1481 when we're going to ignore the result.
1483 2004-07-11 Richard Henderson <rth@redhat.com>
1486 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1487 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1488 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1489 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1490 (sra_elt_eq): Use fields_compatible_p.
1491 (generate_one_element_ref): Use find_compatible_field.
1493 2004-07-11 Richard Henderson <rth@redhat.com>
1496 * tree-sra.c (generate_one_element_init): New.
1497 (generate_element_init): Use it.
1498 (scalarize_init): Push/pop gimplify context around it.
1499 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1500 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1502 2004-07-11 Roger Sayle <roger@eyesopen.com>
1504 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1505 combine.c's combine_insn_cost.
1506 * rtl.h (insn_rtx_cost): Prototype here.
1507 * combine.c (combine_insn_cost): Delete function.
1508 (combine_validate_cost): Update callers of combine_insn_cost to
1509 call insn_rtx_cost instead.
1510 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1511 requesting the rtx_cost of call and/or jump instructions.
1513 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1514 rtx_cost directly. Don't request/use the cost of call or jump
1515 instructions. Return -1 if the cost of any instruction can't be
1516 determined (or the BB contains a function call).
1517 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1518 -1 (i.e. can't determine the cost of any instruction or the basic
1519 block contains a subroutine call).
1520 (find_if_case_2): Likewise.
1522 2004-07-11 Roger Sayle <roger@eyesopen.com>
1524 * rs6000.c (struct processor_costs): Change semantics of fields to
1525 include the COST_N_INSNS scaling, and update all initializers.
1526 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1527 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1528 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1529 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1531 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1533 * LANGUAGES: Remove obsolete information.
1535 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1537 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1538 SIGBUS signal frames, the PSW address points *to* the faulting
1539 instruction, not after it.
1541 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1543 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1544 added to TLS symbol addresses.
1546 2004-07-11 Richard Henderson <rth@redhat.com>
1548 * expmed.c (init_expmed): Use stack-local structures for
1549 temporary rtl. Don't recognize shifts.
1551 2004-07-11 Richard Henderson <rth@redhat.com>
1553 * expr.c (store_expr): Don't fiddle subreg promotion for types
1554 with precision smaller than the mode.
1556 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1558 * tree.h (all_types_permanent): Remove.
1560 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1562 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1563 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1564 * langhooks.c (lhd_clear_binding_stack): Remove.
1565 * langhooks-def.h (lhd_clear_binding_stack,
1566 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1567 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1568 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1569 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1570 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1571 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1572 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1573 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1574 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1575 * tree.h (poplevel): Don't declare.
1576 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1577 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1578 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1579 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1582 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1584 PR tree-optimization/16437
1585 * c-common.c (shorten_compare): Don't mark result of conversion to
1586 narrower signed type as overflowing.
1587 * fold-const.c (decode_field_reference): Determine whether
1588 signedness comes from outer type using precision rather than size.
1590 2004-07-11 Phil Edwards <phil@codesourcery.com>
1592 * configure.ac: Alphabetize --enable-checking list, add
1593 missing valgrind entry.
1594 * configure: Regenerate.
1596 2004-07-11 Phil Edwards <phil@codesourcery.com>
1598 * doc/install.texi (Testing): Fix syntax in "make check" example.
1600 2004-07-10 James E Wilson <wilson@specifixinc.com>
1602 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1604 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1606 PR rtl-optimization/16001
1607 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1610 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1612 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1614 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1615 James Morrison <phython@gcc.gnu.org>
1617 * doc/contrib.texi (Contributors): Add gfortran contributors and
1618 fix a couple of typos.
1620 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1622 PR rtl-optimization/15387
1623 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1624 to incoming args space correctly.
1626 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1628 * pa.c (output_indirect_call): Only use %r2 as the link register in
1629 indirect calls with the long PA 2.0 pc-relative branch.
1631 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1633 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1634 for the default tuning if TARGET_64BIT.
1636 2004-07-10 Richard Henderson <rth@redhat.com>
1638 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1639 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1641 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1643 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1644 * expmed.c (store_bit_field, extract_bit_field): Remove last
1646 * builtins.c (expand_builtin_signbit): Adjust callers.
1647 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1648 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1649 * ifcvt.c (noce_emit_move_insn): Likewise.
1650 * stmt.c (expand_return): Likewise.
1651 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1652 store_field, expand_expr_real_1): Likewise.
1654 2004-07-10 Richard Henderson <rth@redhat.com>
1656 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1658 2004-07-09 Mike Stump <mrs@apple.com>
1660 * config/darwin.c (no_dead_strip): Add.
1661 (HAVE_DEAD_STRIP): Add.
1662 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1665 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1667 * tree-ssa-loop-im.c: New file.
1668 * Makefile.in (tree-ssa-loop-im.o): Add.
1669 * cfgloop.c (superloop_at_depth): New function.
1670 * cfgloop.h (superloop_at_depth): Declare.
1671 * common.opt (ftree-lim): New flag.
1672 * expr.c (array_ref_up_bound): New function.
1673 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1674 * timevar.def (TV_LIM): New timevar.
1675 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1676 computing immediate uses of a phi node.
1677 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1678 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1679 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1680 * tree-pass.h (pass_lim): Declare.
1681 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1683 (pass_lim): New pass structure.
1684 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1685 * tree.c (in_array_bounds_p): New function.
1686 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1687 (in_array_bounds_p, array_ref_up_bound): Declare.
1688 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1689 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1691 2004-07-09 Richard Henderson <rth@redhat.com>
1693 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1695 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1698 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1700 * flags.h: Delete redundant prototypes that are being generated
1701 in options.h from common.opt.
1702 * common.opt: Add in the expository comments formerly in flags.h.
1704 2004-07-09 Jan Beulich <jbeulich@novell.com>
1706 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1707 available for use only when TARGET_MMX/_SSE is set, and check for
1708 variable argument function if any register count is non-zero.
1709 (function_arg): Correctly suppress repeated warnings for passing SSE
1710 vectors are arguments without SSE enabled.
1711 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1712 would be SSE register modes does no longer influence the alignment.
1714 2004-07-09 Richard Henderson <rth@redhat.com>
1716 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1717 Always align upward to arg boundary. Use size_in_bytes/round_up.
1718 Maintain type-correctness of constants.
1719 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1721 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1723 * config/sparc/sparc.c (*_costs): Scale instruction costs
1725 (sparc_rtx_costs): Adjust as appropriate.
1727 2004-07-09 Jan Beulich <jbeulich@novell.com>
1729 * config/i386/mm3dnow.h: New.
1730 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1732 2004-07-09 Richard Henderson <rth@redhat.com>
1734 * simplify-rtx.c (simplify_const_relational_operation): Only
1735 look at bounds of scalar integers.
1737 2004-07-09 Jan Beulich <jbeulich@novell.com>
1739 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1741 2004-07-09 Andrew Pinski <apinski@apple.com>
1743 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1745 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1746 UOBJC_METACLASS_decl.
1748 2004-07-09 James E Wilson <wilson@specifixinc.com>
1751 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1752 do return a parallel if hfa_mode == XFmode and mode == TImode.
1754 2004-07-09 Jan Beulich <jbeulich@novell.com>
1756 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1757 permissible for unary plus.
1759 2004-07-09 Jan Beulich <jbeulich@novell.com>
1761 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1762 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1763 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1764 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1765 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1766 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1767 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1768 (BUILTIN_xxxIMAX): New.
1769 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1770 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1771 BUILT_IN_PARITYIMAX.
1773 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1775 * config/sparc/sparc.h (processor_costs): Define.
1776 (sparc_costs): Declare.
1777 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1778 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1779 ultrasparc3_costs): New.
1780 (sparc_override_options): Set sparc_costs as appropriate.
1781 (sparc_rtx_costs): Use sparc_costs instead of messy
1784 2004-07-09 Steven Bosscher <stevenb@suse.de>
1786 * doc/md.texi (Processor pipeline description): Mention that
1787 the old pipeline description is deprecated.
1789 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1790 mciu_7450 function unit to...
1791 (automaton ppc7450mciu): ...new automaton.
1793 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1794 (schedule_block): Don't consider inserting bubbles.
1795 (sched_init): Don't initialize DFA bubbles.
1796 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1797 TARGET_SCHED_DFA_BUBBLE): Remove.
1798 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1799 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1800 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1802 * stmt.c (conditional_context): Remove prototype.
1803 * tree.h (conditional_context): Remove.
1804 * tree-cfg.c (pre_insert_on_edge): Remove.
1806 * c-common.h (c_expand_asm_operands): Remove prototype.
1807 * c-typeck.c (c_expand_asm_operands): Remove.
1809 2004-07-09 Jan Beulich <jbeulich@novell.com>
1811 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1812 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1813 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1814 and V8QI are class SSE. All sufficiently small remaining vector modes
1815 must be passed in one or two integer registers.
1816 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1818 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1819 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1820 and must thus be handled explicitly.
1821 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1823 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1824 movv2sf_internal): Permit moving between MMX and XMM registers (since
1825 MMX areguments and return values are passed in XMM registers).
1826 (sse2_umulsidi3): Correct type and mode.
1828 2004-07-09 Richard Henderson <rth@redhat.com>
1830 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1832 2004-07-09 Eric Christopher <echristo@redhat.com>
1834 * config/rs6000/40x.md: Split into two automatons.
1836 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1837 Andrew Pinski <apinski@apple.com>
1839 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1840 on when we have more than one input file.
1841 (c_common_parse_file): Restore loop over all input files.
1842 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1844 * c-decl.c (set_type_context): New function.
1845 (pop_scope): Use it to set context of types. When we
1846 encounter a TYPE_DECL, set the context of the attached type too.
1847 (pop_file_scope): Don't call cpp_undef_all here.
1848 (diagnose_mismatched_decls): Do not complain about a second
1849 definition of an 'extern inline' function if it's not in the
1850 same translation unit. Do not complain about inline
1851 declaration after use if the use was in a different
1853 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1854 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1856 (pushdecl_top_level): Likewise.
1857 (grokdeclarator): Clarify what is going on with setting
1858 DECL_EXTERNAL on function types, a little.
1859 (c_write_global_declarations): Don't do anything if
1860 -fsyntax-only or errors have been encountered.
1862 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1864 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1866 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1869 * pa.c (output_indirect_call): Use %r2 as the link register when
1870 calling $$dyncall with a pc-relative branch.
1872 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1874 * doc/install.texi (Binaries): Mention OpenPKG.
1876 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1878 Fix PR tree-optimization/15555
1879 * tree-dfa.c (dump_variable): If the variable is a pointer
1880 SSA_NAME, also dump its points-to information.
1881 * tree-flow.h (struct ptr_info_def): Add field
1883 (dump_points_to_info_for): Declare.
1884 (debug_points_to_info_for): Declare.
1885 * tree-optimize.c (init_tree_optimization_passes): Add a
1886 second alias analysis pass after DOM2.
1887 Move pass_del_pta to a later spot.
1888 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1889 create a name tags when we find a dereferenced pointer. Just
1890 mark the pointer dereferenced.
1891 (collect_points_to_info_for): Move code to clear points-to
1892 information to create_name_tags.
1893 (create_name_tags): New function.
1894 (compute_flow_sensitive_aliasing): Call it.
1895 (setup_pointers_and_addressables): Mark type tags for renaming
1897 (create_memory_tag): ... here.
1898 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1899 (dump_points_to_info_for): Declare extern.
1900 (debug_points_to_info_for): New function.
1902 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1904 * config/arc/arc.md: Switch to DFA-based scheduler description.
1905 * config/arc/arc.c: Switch to DFA-based scheduler description.
1907 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1909 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1912 2004-07-09 Richard Henderson <rth@redhat.com>
1914 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1915 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1916 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1917 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1919 * config/v850/v850-protos.h (v850_va_arg): Remove.
1920 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1921 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1922 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1923 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1924 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1926 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1929 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1930 and DImode to use +/-4k offset.
1932 2004-07-09 Richard Henderson <rth@redhat.com>
1934 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1936 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1937 (xstormy16_gimplify_va_arg_expr): Rewrite from
1938 xstormy16_expand_builtin_va_arg.
1939 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1941 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1942 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1944 * config/sh/sh-protos.h (sh_va_arg): Remove.
1945 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1946 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1947 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1949 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1950 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1951 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1952 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1954 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1955 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1956 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1957 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1959 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1961 * config/sparc/sparc.md (return): Rewrite length formula.
1962 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1963 argument to final_scan_insn when in a delay slot.
1964 (output_sibcall): Likewise.
1966 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1968 * arm.c (arm_cpp_interwork): New variable.
1969 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1971 * arm.h (arm_cpp_interwork): Declare it.
1972 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1973 __THUMB_INTERWORK__ in the preprocessor.
1975 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1977 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1979 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1982 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1983 Override default settings to account for -m32 and -m64.
1985 2004-07-08 Randolph Chung <tausq@debian.org>
1987 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1989 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1991 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1992 before comparing it as such.
1994 2004-07-08 Richard Henderson <rth@redhat.com>
1996 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1997 temporary. Use bit arithmetic to align.
1999 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2001 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2002 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2003 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2004 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2005 add_labels_and_missing_jumps, find_jump_block,
2006 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2008 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2009 link_btr_uses, move_btr_def): Likewise.
2010 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2011 expand_builtin_expect_jump): Likewise.
2012 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2013 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2014 * cfganal.c (forwarder_block_p): Likewise.
2015 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2016 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2017 find_bb_boundaries): Likewise.
2018 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2019 merge_blocks_move_predecessor_nojumps,
2020 merge_blocks_move_successor_nojumps, insns_match_p,
2021 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2022 try_optimize_cfg): Likewise.
2023 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2024 * cfglayout.c (skip_insns_after_block, label_for_bb,
2025 record_effective_endpoints, insn_locators_initialize,
2026 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2027 * cfgmainloop.c (create_loop_notes): Likewise.
2028 * cfgrtl.c (delete_insn, delete_insn_chain,
2029 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2030 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2031 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2032 redirect_branch_edge, force_nonfallthru_and_redirect,
2033 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2034 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2035 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2036 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2037 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2038 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2039 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2040 * combine.c (combine_instructions, can_combine_p, try_combine,
2041 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2042 distribute_notes, distribute_links, insn_cuid): Likewise.
2043 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2044 invalidate_skipped_block, cse_set_around_loop,
2045 cse_end_of_basic_block, cse_main, cse_basic_block,
2046 cse_condition_code_reg): Likewise.
2047 * cselib.c (cselib_process_insn): Likewise.
2048 * ddg.c (create_ddg): Likewise.
2049 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2051 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2052 gen_label_die, dwarf2out_var_location): Likewise.
2053 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2054 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2055 last_call_insn, active_insn_p, next_label, prev_label,
2056 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2057 add_insn_before, remove_insn, add_function_usage_to,
2058 reorder_insns, find_line_note, remove_unnecessary_notes,
2059 emit_insn_after_1, classify_insn): Likewise.
2060 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2061 connect_post_landing_pads, sjlj_mark_call_sites,
2062 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2063 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2064 convert_to_eh_region_ranges): Likewise.
2065 * explow.c (optimize_save_area_alloca): Likewise.
2066 * expr.c (expand_expr_real): Likewise.
2067 * final.c (insn_current_reference_address, compute_alignments,
2068 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2069 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2070 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2071 propagate_block_delete_insn, propagate_one_insn,
2072 init_propagate_block_info, propagate_block, libcall_dead_p,
2073 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2075 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2076 expand_function_start, expand_function_end, contains,
2077 thread_prologue_and_epilogue_insns,
2078 reposition_prologue_and_epilogue_notes): Likewise.
2079 * gcse.c (constprop_register, bypass_conditional_jumps,
2080 insert_insn_end_bb, gcse_after_reload): Likewise.
2081 * genemit.c (gen_expand, gen_split): Likewise.
2082 * genpeep.c (gen_peephole, main): Likewise.
2083 * global.c (build_insn_chain): Likewise.
2084 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2085 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2086 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2087 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2088 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2089 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2090 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2091 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2092 dead_or_predicable): Likewise.
2093 * integrate.c (try_constants): Likewise.
2094 * jump.c (rebuild_jump_labels, cleanup_barriers,
2095 purge_line_number_notes, init_label_info, mark_all_labels,
2096 squeeze_notes, get_label_before, get_label_after,
2097 reversed_comparison_code_parts, simplejump_p, pc_set,
2098 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2099 delete_barrier, delete_prior_computation, delete_computation,
2100 delete_related_insns, delete_for_peephole, redirect_jump):
2102 * lcm.c (optimize_mode_switching): Likewise.
2103 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2105 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2106 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2107 * loop-iv.c (simplify_using_assignment): Likewise.
2108 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2109 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2110 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2111 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2112 check_insn_for_givs, check_final_value, update_giv_derive,
2113 basic_induction_var, product_cheap_p, check_dbra_loop,
2114 loop_insn_first_p, last_use_this_basic_block,
2115 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2116 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2117 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2118 sms_schedule_by_order): Likewise.
2119 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2120 * postreload.c (reload_cse_simplify_operands, reload_combine,
2121 reload_cse_move2add): Likewise.
2122 * predict.c (can_predict_insn_p, estimate_probability,
2123 expected_value_to_br_prob, process_note_predictions): Likewise.
2124 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2125 * profile.c (branch_prob): Likewise.
2126 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2127 detect_webs_set_in_cond_jump): Likewise.
2128 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2129 ra_print_rtl_with_bb): Likewise.
2130 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2131 * recog.c (next_insn_tests_no_inequality, find_single_use,
2132 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2133 * reg-stack.c (next_flags_user, record_label_references,
2134 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2135 compensate_edge, convert_regs_1): Likewise.
2136 * regclass.c (scan_one_insn): Likewise.
2137 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2138 regmove_optimize, fixup_match_1, single_set_for_csa,
2139 combine_stack_adjustments_for_block): Likewise.
2140 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2141 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2142 find_equiv_reg): Likewise.
2143 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2144 reload_as_needed, emit_input_reload_insns, do_output_reload,
2145 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2147 * reorg.c (find_end_label, emit_delay_sequence,
2148 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2149 get_jump_flags, rare_destination, mostly_true_jump,
2150 try_merge_delay_insns, redundant_insn, own_thread_p,
2151 fill_simple_delay_slots, fill_slots_from_thread,
2152 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2153 dbr_schedule): Likewise.
2154 * resource.c (find_basic_block, next_insn_no_annul,
2155 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2156 * rtl.h (RTX_PREV): Likewise.
2157 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2158 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2159 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2160 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2161 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2162 find_first_parameter_load, can_hoist_insn_p): Likewise.
2163 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2164 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2165 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2166 schedule_ebbs): Likewise.
2167 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2168 is_conditionally_protected, can_schedule_ready_p,
2169 add_branch_dependences, debug_dependencies): Likewise.
2170 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2172 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2173 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2174 set_dominates_use, ujump_to_loop_cont): Likewise.
2175 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2176 * varasm.c (output_constant_pool_1): Likewise.
2178 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2180 * tree-scalar-evolution.c: New file.
2181 * tree-scalar-evolution.h: New file.
2182 * tree-ssa-loop-niter.c: New file.
2183 * Makefile.in (SCEV_H): New.
2184 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2185 * cfgloop.h (struct loop): Add bounds field.
2186 * tree-flow.h (struct tree_niter_desc): New type.
2187 (number_of_iterations_cond, number_of_iterations_exit,
2188 loop_niter_by_eval, find_loop_niter_by_eval,
2189 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2190 free_numbers_of_iterations_estimates): Declare.
2191 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2192 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2193 * doc/invoke.texi (max-iterations-to-track): Document.
2195 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2197 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2198 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2199 (MODE_AFTER): Add cast appropriately.
2200 * config/sh/sh.md (movdi splitter): Likewise.
2201 (casesi_worker_2): Add const qualifier appropriately.
2202 (eh_return): Remove unused variable.
2203 (insv): Initialize v;
2205 2004-07-08 Richard Henderson <rth@redhat.com>
2207 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2208 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2209 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2210 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2211 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2213 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2214 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2215 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2216 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2218 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2219 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2220 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2221 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2223 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2224 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2225 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2226 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2228 * config/i860/i860-protos.h (i860_va_arg): Remove.
2229 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2230 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2231 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2233 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2235 * system.h: Prototype getpagesize if missing.
2236 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2237 * configure: Regenerate.
2238 * config.in: Regenerate.
2240 2004-07-08 Richard Henderson <rth@redhat.com>
2242 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2243 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2244 (fr30_gimplify_va_arg_expr): New.
2245 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2246 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2248 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2251 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2252 of asm_noperands result.
2254 2004-07-08 Richard Henderson <rth@redhat.com>
2256 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2257 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2258 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2259 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2261 2004-07-08 Richard Henderson <rth@redhat.com>
2263 * builtins.c (ind_gimplify_va_arg_expr): New.
2264 * tree.h (ind_gimplify_va_arg_expr): Declare.
2265 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2267 2004-07-08 Jan Beulich <jbeulich@novell.com>
2269 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2270 patterns also on vector elements other than the first one.
2271 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2274 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2276 * config/rs6000/darwin-ldouble.c: Correct reference
2277 to the Linnainmaa paper.
2279 2004-07-08 Richard Henderson <rth@redhat.com>
2281 * config/arc/arc-protos.h (arc_va_arg): Remove.
2282 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2283 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2284 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2286 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2287 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2288 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2289 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2291 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2295 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2297 * c-decl.c (static_ctors, static_dtors): Make static.
2298 (pop_file_scope): Call c_common_write_pch and
2299 cgraph_finalize_compilation_unit here.
2300 (build_cdtor): Moved here from c-objc-common.c; simplify.
2301 (c_write_global_declarations_1): Clarify comment.
2302 (c_write_global_declarations): Close the external scope before
2303 doing anything else. Call build_cdtor, cgraph_optimize, and
2304 mudflap_finish_file here.
2305 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2307 * c-objc-common.c: No need to include cgraph.h.
2308 (build_cdtor): Moved to c-decl.c.
2309 (c_objc_common_finish_file): Delete.
2310 * c-tree.h: Update to match.
2311 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2312 (generate_static_references): Set TREE_USED before calling finish_decl.
2313 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2314 on the static_instances_decl.
2316 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2318 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2319 decls when there is only one input translation unit.
2320 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2321 change of 2004-07-05; do not treat declarations with
2322 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2323 * opts.c (cur_in_fname): Delete.
2325 * tree.c: Revert changes of 2004-07-05; no special treatment
2326 for TRANSLATION_UNIT_DECLs.
2327 * Makefile.in (tree.o): Update dependencies.
2329 2004-07-08 Roger Sayle <roger@eyesopen.com>
2331 * builtins.c (fold_builtin_strcpy): Merge functionality from
2332 simplify_builtin_strcpy. Add additional len argument. No longer
2333 static. Remove function prototype.
2334 (fold_builtin_strncpy): Likewise integrate functionality from
2335 simplify_builtin_strncpy. Add additional slen argument. No
2336 longer static. Remove function prototype.
2337 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2338 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2339 types of "ignore" and "unlocked" parameters to bool.
2340 (fold_builtin_1): Add additional ignore argument. Call renamed
2341 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2342 builtins. Update arguments to fold_builtin_strncpy and
2343 fold_builtin_strcpy. Add function prototype.
2344 (fold_builtin): Add additional Boolean ignore argument to pass
2346 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2347 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2348 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2350 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2351 simplify_builtin_strncpy): Delete function prototypes.
2352 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2353 fold_builtin_strncpy): Add function prototypes here.
2354 (fold_builtin): Update function prototype with new "bool ignore".
2356 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2357 (ccp_fold_builtin): Update call to fold_builtin. Call
2358 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2359 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2360 simplify_builtin_strncpy respectively.
2361 * fold-const.c (fold): Update call to fold_builtin.
2363 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2365 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2368 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2369 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2370 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2371 * calls.c: Remove ifdefs of macros above.
2372 * functions.c: Likewise.
2375 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2377 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2378 (arch attribute): Delete.
2379 (current_function_calls_alloca attribute): Rename into calls_alloca.
2380 (calls_eh_return): New attribute.
2381 (leaf_function): Likewise.
2382 (length attribute): Fix formula for sibcalls.
2383 (return insn): Correctly compute the 'length' attribute.
2384 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2386 2004-07-08 Richard Henderson <rth@redhat.com>
2388 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2389 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2390 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2391 * tree-eh.c (lower_eh_constructs_1): Likewise.
2392 * tree-sra.c (sra_walk_modify_expr): Likewise.
2393 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2394 (eliminate_unnecessary_stmts): Likewise.
2395 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2396 * tree-tailcall.c (optimize_tail_call): Likewise.
2397 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2399 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2400 Jakub Jelinek <jakub@redhat.com>
2402 * config/i386/i386.c (override_options): Enable
2403 SSE prefetches with -mtune, as long as we are
2404 compiling for i686 or higher. All i686 processors
2405 accept SSE prefetches as NOPS, some i586's don't.
2407 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2410 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2412 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2414 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2415 the handling of clobbering ASM_EXPRs.
2417 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2420 * config/sparc/sparc.c (function_value): In 64-bit mode,
2421 return the aggregates larger than 16 bytes like unions.
2423 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2426 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2427 'temp' is zero, generate new pseudos as needed and emit the
2428 sequence of insns in single-assignment form. Resync comments
2430 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2431 function before reload.
2433 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2435 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2437 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2439 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2440 Allocation is signed.
2441 (VEC_reserve): Return flag, allocation is signed.
2443 2004-07-08 Richard Henderson <rth@redhat.com>
2445 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2446 OBJ_TYPE_REF_OBJECT.
2448 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2449 Neil Booth <neil@daikokuya.co.uk>
2453 * c-decl.c (finish_struct): Ensure bit-fields are given the
2455 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2456 the precision to match as well as the mode.
2457 * expr.c (reduce_to_bit_field_precision): New function.
2458 (expand_expr_real_1): Reduce expressions of bit-field type to
2460 * langhooks.h (reduce_bit_field_operations): New hook.
2461 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2463 * c-lang.c, objc/objc-lang.c
2464 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2465 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2467 * tree.c (build_nonstandard_integer_type): New function.
2468 * tree.h (build_nonstandard_integer_type): New prototype.
2469 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2470 conversions between integer and boolean types as useless.
2472 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2474 * c-common.c (c_common_nodes_and_builtins): Do not
2475 create __builtin_ptrdiff_t and __builtin_size_t.
2477 2004-07-08 Andrew Pinski <apinski@apple.com>
2479 * Makefile.in (libbackend.o): Add -combine to the gcc
2482 2004-07-08 Nick Clifton <nickc@redhat.com>
2484 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2487 2004-07-08 Richard Henderson <rth@redhat.com>
2489 * except.c (expand_eh_region_start, expand_eh_region_end,
2490 expand_eh_handler, expand_eh_region_end_cleanup,
2491 expand_start_all_catch, expand_start_catch, expand_end_catch,
2492 expand_end_all_catch, expand_eh_region_end_allowed,
2493 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2494 expand_eh_region_end_fixup): Remove.
2495 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2496 cleanups, outer_cleanups, label_chain, exception_region.
2497 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2498 (struct label_chain): Remove.
2499 (struct stmt_status): Remove x_stack_block_stack.
2500 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2501 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2502 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2503 end_cleanup_deferral, last_cleanup_this_contour,
2504 containing_blocks_have_cleanups_or_stack_level,
2505 any_pending_cleanups): Remove.
2506 (expand_null_return_1): Take no arguments.
2507 (expand_label, expand_naked_return, expand_return,
2508 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2509 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2510 expand_end_case_type): Don't use any of them.
2511 * calls.c (expand_call): Likewise.
2512 * dojump.c (do_jump): Likewise.
2513 * function.c (expand_function_end): Likewise.
2514 * expr.c (store_expr, expand_expr_real_1): Likewise.
2515 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2516 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2517 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2518 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2519 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2520 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2521 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2522 for WITH_CLEANUP_EXPR.
2523 (gimple_push_cleanup): Likewise.
2524 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2525 * print-tree.c (print_node): Likewise.
2526 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2527 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2528 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2529 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2530 (GOTO_SUBROUTINE_EXPR): Remove.
2531 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2532 (DECL_TOO_LATE): Remove.
2533 * except.h, tree.h: Update decls.
2535 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2537 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2538 * passes.c (rest_of_handle_final): Handle symout.
2539 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2541 (rest_of_handle_sched): Break out SMS. Remove ifs for
2542 flag_schedule_insns and flag_modulo_sched.
2543 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2545 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2546 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2547 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2548 rest_of_handle_mode_switching, rest_of_handle_jump,
2549 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2550 rest_of_handle_jump2, rest_of_handle_postreload,
2551 rest_of_handle_flow2, rest_of_clean_state,
2552 rest_of_handle_shorten_branches,
2553 rest_of_handle_prologue_epilogue,
2554 rest_of_handle_branch_target_load_optimize): New.
2555 (rest_of_compilation): Call the above. Remove ggc_collect
2556 calls moved to rest_of_handle_*.
2557 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2559 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2560 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2561 * except.h (set_nothrow_function_flags): Update comment.
2562 * function.c (current_function_nothrow): Remove.
2563 * output.h (current_function_nothrow): Remove.
2564 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2565 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2567 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2570 * reorg.c: Revert 2004-06-30 change.
2571 (find_end_label): If HAVE_epilogue and !HAVE_return,
2572 return 0 instead of creating a label at the end of the insn chain.
2573 (optimize_skip): Account for the failure mode of find_end_label.
2574 (fill_simple_delay_slots): Likewise.
2575 (fill_slots_from_thread): Likewise.
2576 (relax_delay_slots): Likewise.
2578 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2580 * tree-flow.h (addressable_vars): Declare.
2581 * tree-ssa-alias.c (addressable_vars): Define.
2582 (setup_pointers_and_addressables): Add addressable variables
2583 to addressable_vars.
2584 * tree-ssa-operands.c (get_stmt_operands): Move
2585 handling of ASM_EXPRs ...
2586 (get_asm_expr_operands): ... here.
2587 When the ASM_EXPR clobbers memory, also clobber addressable
2589 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2590 (delete_tree_ssa): Reset addressable_vars.
2592 2004-07-07 Jan Beulich <jbeulich@novell.com>
2593 Richard Henderson <rth@redhat.com>
2595 * varasm.c (assemble_variable): Use assemble_zeros for
2596 zero-initialized variables.
2597 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2598 for SECCAT_BSS and SECCAT_TBSS.
2600 2004-07-07 Jan Beulich <jbeulich@novell.com>
2602 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2604 * expmed.c (emit_store_flag): Also special-case double-word
2605 (in-)equality comparison against -1.
2607 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2608 passing arguments the containers for which are registers.
2610 * calls.c (emit_library_call_value_1): Use mode of function parameter
2611 rather than that of argument since constants have none.
2613 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2615 Introduce H8SX support.
2616 * expr.c (expand_strcpy): Renamed and moved to...
2617 * builtins.c (expand_movstr): ... here. Tweak.
2618 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2619 computed or has side effects.
2620 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2621 unused, or if mempcpy fails. Adjust the return value in the
2622 latter case. Use movstr if everything else fails.
2623 * doc/md.texi (movstr): Document.
2624 (movmemM, clrmemM): Fix explanation of memory block operands.
2625 * config/h8300/h8300.md (stpcpy): Renamed to...
2626 (movstr): ... this. Adjust.
2627 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2628 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2629 movmem* and clrstr* to clrmem*.
2630 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2631 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2632 GENERAL_REGS, always.
2633 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2634 getting the stack pointer as addr.
2635 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2636 from general_operand_dst.
2637 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2639 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2640 instead of requiring it to match only before reload.
2641 (stpcpy_internal_normal): New, normal-mode variant of...
2642 (stpcpy_internal): ... this. Add modes to operands. Disparage
2643 `D' instead of requiring it to match only before reload.
2644 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2646 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2647 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2649 * config/h8300/h8300.md (attr type): Add call.
2650 (attr can_delay): If type is call, set it no.
2651 (call, call_value): Set type to call.
2652 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2653 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2654 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2655 * tree.c (get_narrower): Don't narrow integral types into
2657 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2658 frame_size *before* the first use.
2659 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2661 (peephole2): Don't widen instructions that push SP. Move
2662 decrement of SP to the end of all stm-generating peepholes.
2663 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2664 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2665 and OR to set it to all ones.
2666 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2667 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2668 (call, call_value): Set can_delay to "no".
2669 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2670 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2671 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2672 * config/h8300/h8300.md (*brabit): Remove.
2673 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2674 zero_extract. Use bit_memory_operand as the predicate for
2675 operand 1 and 'WU' as the constraint. Check the difference
2676 between the base length and the final one when deciding which
2677 type of branch to use.
2678 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2679 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2680 Use convert_move to extend the result for TARGET_H8300SX. Check
2681 for QImode memory references. Optimize the case where the
2682 destination is a paradoxical subreg.
2683 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2684 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2685 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2686 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2687 * config/h8300/h8300.md: Include mova.md
2688 (length_table): Add mova and mova_zero.
2689 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2690 after all constant addresses for '%R', '%X', '%T' and '%S'.
2691 (h8300_mova_length): New function.
2692 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2693 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2694 dependencies for s-config, etc.
2695 * config/h8300/gemova.sh: New file.
2696 * config/h8300/mova.md: Generated.
2697 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2698 * config/h8300/h8300.c (h8300_bitfield_length): New.
2699 (nibble_operand): Adjust.
2700 (h8300_binary_length): Handle conditional binary op.
2701 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2702 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2703 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2704 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2705 constraints. WU is introduced as a variant of U that requires a
2706 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2707 * config/h8300/h8300.md (attr type): Added bitbranch.
2708 (attr length_table): Added bitfield and bitbranch.
2709 (attr length): Compute bitbranch length.
2710 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2711 least-significant bit of a byte.
2712 (brabit, brabc, brabs): New.
2713 (insv, extzv): Emit bfst and bfld on H8300SX.
2714 (bfld, bfst, seq, sne): New.
2715 (bstzhireg, cmpstz, bstz, bistz): New.
2716 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2717 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2718 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2719 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2720 (h8sx_unary_memory_operator): New function.
2721 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2722 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2723 * config/h8300/h8300.md: Add peepholes to combine reloads and
2725 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2726 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2727 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2728 (and?i, ior?i, xor?i): Likewise.
2729 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2730 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2731 Various whitespace fixes.
2732 (h8300_constant_length): New function, split out from...
2733 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2734 (h8300_classify_operand): Use IN_RANGE.
2735 (h8300_classify_operand): Use h8300_constant_length.
2736 (h8300_short_move_mem_p): Tighten size check.
2737 (h8sx_mergeable_memrefs_p): Tighten equality check.
2738 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2739 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2741 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2742 * config/h8300/crtn.asm: Likewise.
2743 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2744 if __H8300SX__ is defined.
2745 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2746 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2747 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2748 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2749 addresses as mode-dependent.
2750 * config/h8300/h8300.c (print_operand_address): Update call to
2752 (h8300_get_index): Take a mode argument. Rework to fix an
2753 earlier misunderstanding.
2754 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2755 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2756 into a register if TARGET_H8300SX.
2757 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2758 TARGET_H8300SX. Also disable related define_splits.
2759 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2760 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2761 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2762 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2763 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2764 (EXTRA_CONSTRAINT_STR): Check it.
2765 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2767 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2768 * config/h8300/h8300.md (length_table): Add mov_imm4.
2769 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2770 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2771 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2773 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2774 * config/h8300/h8300.c (h8300_reorg): New function.
2775 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2776 * config/h8300/h8300.md (length): Subtract the length of the
2777 delay slot from (pc) when checking the range of forward branches.
2778 (delay_slot, can_delay): New attributes.
2779 (define_delay): Add bra/s handling.
2780 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2781 (jump): Add delayed-branch handling.
2782 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2783 * expr.c (expand_strcpy): New function.
2784 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2785 (expand_builtin_stpcpy): Likewise.
2786 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2787 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2788 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2789 handling to improve register allocation for -fno-omit-frame-pointer.
2790 (h8sx_split_movmd): Delete, moving er6 handling into...
2791 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2792 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2793 (movmd): Add calls to copy_rtx.
2794 (movmd_internal): In the second alternative, allow the initial and
2795 final destination registers to be different . Update the splitter
2796 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2797 instead of h8sx_split_movmd.
2798 (stpcpy, movsd): New expanders.
2799 (movsd_internal): New define_insn.
2800 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2801 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2802 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2803 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2804 and DESTINATION_REGS.
2805 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2806 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2807 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2808 (h8300_move_ratio): Declare.
2809 (MOVE_RATIO): Use it.
2810 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2811 (h8300_init_once): Initialize it.
2812 (h8300_reg_class_from_letter): New function.
2813 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2814 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2815 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2816 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2817 (movstrsi, movmd): New expanders.
2818 (movmd_internal): New insn.
2819 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2820 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2821 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2822 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2823 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2824 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2825 * config/h8300/h8300.c (nibble_operand): Fix warning.
2826 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2827 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2828 (movsf_h8300h): Disable for TARGET_H8300SX.
2829 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2830 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2831 h8300_stm_parallel and h8300_return_parallel.
2832 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2833 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2834 h8300_stm_parallel, h8300_return_parallel): New functions.
2835 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2836 if TARGET_H8300SX. Use h8300_push_pop.
2837 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2838 and final pop when generating h8sx code. Always emit some form
2840 * config/h8300/h8300.md: Don't enforce register alignment in
2841 stm peepholes if TARGET_H8300SX.
2842 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2843 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2844 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2845 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2846 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2847 (MULTILIB_DIRNAMES): Add a directory for it.
2848 (MULTILIB_MATCHES): Delete.
2849 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2850 * final.c (walk_alter_subreg): Handle addresses with subregs
2851 inside a ZERO_EXTEND or AND.
2852 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2853 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2855 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2856 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2857 @(dd,Rn.w) and @(dd,ERn.L).
2858 (h8300_displacement_size): Take the whole address as argument.
2859 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2860 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2861 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2862 (h8sx_mergeable_memrefs_p): Declare.
2863 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2864 (HAVE_PRE_INCREMENT): Likewise.
2865 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2866 addresses for TARGET_H8300SX,
2867 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2869 (movb_length_table, movl_length_table): New tables.
2870 (movw_length_table): Define to movb_length_table.
2871 (h8300_displacement_size): New, split out from...
2872 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2873 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2874 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2875 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2876 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2877 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2878 (h8sx_unary_shift_operator): Get the mode from the operator.
2879 (binary_shift_operator): Likewise.
2880 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2881 a memory reference, check whether the reference is offsettable.
2882 (length_table): Add movb, movw and movl.
2883 (movqi): Add new h8sx pattern. Don't force one operand to be a
2884 register when generating h8sx code.
2885 (movhi, movsi, movsf): Likewise.
2886 (movstrictqi): Use the length_table attribute.
2887 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2888 (addqi3): Split into a define_expand and define_insn. Don't accept
2889 memory operands in the expander. Use h8300_operands_match_p to
2890 check for matching operands in the define_insn.
2891 (subqi3, negqi2, one_cmplqi2): Likewise.
2892 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2893 in any patterns that are unused in h8sx code. In the h8sx patterns,
2894 use h8300_operands_match_p to check whether operands match.
2895 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2896 one_cmpl[hs]i3): Likewise.
2897 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2899 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2900 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2901 (h8300_insn_length_from_table): Add a second parameter.
2902 (output_h8sx_shift): Declare.
2903 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2904 (EXTRA_CONSTRAINT): Replace with...
2905 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2906 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2907 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2908 and h8sx_binary_shift_operator.
2909 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2911 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2912 (bit_memory_operand, fix_bit_operand): Likewise.
2913 (h8300_length_table_for_insn): Remove.
2914 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2916 (h8300_short_immediate_length, h8300_binary_length): New functions.
2917 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2918 (output_plussi): Use sub to add negative constants.
2919 (compute_plussi_length): Adjust accordingly.
2920 (h8sx_single_shift_type): New enum.
2921 (h8sx_single_shift, h8sx_unary_shift_operator,
2922 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2923 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2924 single h8sx instruction. Return false in this case.
2925 * config/h8300/h8300.md (length_table): Add short_immediate.
2926 (length): Pass the operand array to h8300_insn_length_from_table.
2927 (adjust_length): Assume "no" for insns with a length_table attribute.
2928 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2929 (*addhi3_h8300hs): Don't use for h8sx.
2930 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2932 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2933 1's predicate to nonimmediate_operand. Only skip default expansion
2934 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2935 for single h8sx shift instructions.
2936 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2937 * config/h8300/h8300.c (nibble_operand): Split out of...
2938 (reg_or_nibble_operand): ... this.
2939 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2940 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2941 umulhisi3): Introduce expand, and introduce separate insns for
2942 sign- or zero-extended REG and already-extended CONST_INT.
2943 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2944 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2945 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2946 (subhi3): Likewise. Don't accept immediates for operand 1.
2947 Remove the early clobber from second alternative of the h8300s pattern.
2948 (subsi3): Generalize for h8sx. Force operand 2 into a register
2949 on plain h8300 targets.
2950 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2951 (subsi3_h8300h): Generalize for h8sx.
2952 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2953 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2954 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2955 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2956 (TARGET_H8300SXMUL): New.
2957 (CONST_OK_FOR_P): New.
2958 (CONST_OK_FOR_LETTER_P): Adjust.
2959 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2960 umulhisi3): Accept 4-bit immediate on H8SX.
2961 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2962 (udivsi3, divhi3, udivsi3, divsi3): New.
2963 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2964 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2965 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2966 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2967 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2968 Add ADDRESSOF to the bit_operand entry.
2969 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2970 (h8300_src_operand): Likewise.
2971 (bit_operand): Check nonimmediate_operand rather than general_operand.
2972 Accept any nonimmediate_operand in h8sx code.
2973 (h8300_and_costs): Initialize operands[1].
2974 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2975 (h8300_operand_class): New enum.
2976 (h8300_length_table): New typedef.
2977 (addb_length_table, addw_length_table, addl_length_table,
2978 logicl_length_table): New tables.
2979 (logicb_length_table, logicw_length_table): New macros.
2980 (h8300_classify_operand, h8300_length_from_table,
2981 h8300_length_table_for_insn, h8300_unary_length,
2982 h8300_insn_length_from_table): New functions.
2983 (output_plussi): Only use adds and subs for register destinations.
2984 Disable redundant clause.
2985 (compute_plussi_cc): Likewise.
2986 (compute_plussi_length): Likewise. Use h8300_length_from_table
2987 to work out the length of an insn.
2988 (output_logical_op): Only use narrower immediate instructions
2989 if the destination is a register.
2990 (compute_logical_op_cc): Likewise.
2991 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2992 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2993 * config/h8300/h8300.md (length_table): New attribute.
2994 (length): When an instruction has a length_table attribute, use
2995 h8300_insn_length_from_table to calculate its default length.
2996 (cmpqi): Use h8300_dst_operand for the first operand and
2997 h8300_src_operand for the second.
2998 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2999 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3000 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3001 iorsi3, xorhi3, xorsi3): Likewise.
3002 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3003 so that it allows any combination of operands for TARGET_H8300SX.
3004 (iorqi3, xorqi3): Likewise.
3005 (cmpqi): Use the length_table attribute.
3006 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3007 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3008 (cmpqi): Add 'Q' constraint.
3009 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3010 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3011 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3012 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3013 (TARGET_H8300S): True for both -ms and -msx.
3014 (TARGET_H8300SX): New macro.
3015 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3016 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3017 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3018 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3020 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3021 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3022 16-bit pointers and 32-bit ints.
3023 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3024 CONST_DOUBLE with mode no wider than SImode.
3025 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3027 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3028 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3030 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3031 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3032 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3034 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3036 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3038 2004-07-07 Per Bothner <per@bothner.com>
3040 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3042 2004-07-07 Mike Stump <mrs@apple.com>
3044 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3045 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3046 (machopic_finish): Likewise.
3048 2004-07-07 Richard Henderson <rth@redhat.com>
3050 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3051 through any value-preserving cast.
3053 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3055 * function.c (assign_parm_find_data_types): Call
3056 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3058 2004-07-07 Steven Bosscher <stevenb@suse.de>
3060 * tree-cfg.c (group_case_labels): Remove case labels that have
3061 the same target as the default case.
3063 2004-07-07 Steven Bosscher <stevenb@suse.de>
3065 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3066 regardless of DECL_LANG_SPECIFIC being present or not.
3067 * tree.h (DECL_NUM_STMTS): Purge.
3069 2004-07-07 Andrew Pinski <apinski@apple.com>
3071 * configure: Regenerate with the right autoconf.
3073 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3075 * ifcvt.c (total_bb_rtx_cost): New function.
3076 (find_if_case_1): Compare rtx_cost of basic block to cost of
3078 (find_if_case_2): Same.
3080 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3083 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3084 (output_return): Likewise.
3085 (output_sibcall): Abort if !flag_delayed_branch.
3086 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3087 (emit_and_preserve): New function.
3088 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3089 indirect jump to the thunked-to function if !flag_delayed_branch.
3090 * config/sparc/sparc.md (delayed_branch): New attribute.
3091 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3092 attribute to compute the length of the insn.
3093 (goto_handler_and_restore): Likewise.
3095 2004-07-07 Andrew Pinski <apinski@apple.com>
3097 PR tree-optimization/15777
3098 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3100 * expr.c (expand_expr_real_1): Fix formating.
3101 BUFFER_REF and IN_EXPR are dead.
3102 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3103 * tree-inline.c (estimate_num_insns_1): Likewise.
3104 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3105 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3106 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3108 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3110 * collect2.c (dump_file): Don't call cplus_demangle if
3111 HAVE_LD_DEMANGLE is defined.
3112 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3113 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3114 if HAVE_LD_DEMANGLE is defined.
3116 * configure.ac (--with-demangler-in-ld): Added
3117 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3118 --with-demangler-in-ld is used.
3119 * config.in: Regenerated.
3120 * configure: Likewise.
3122 2004-07-07 Roger Sayle <roger@eyesopen.com>
3124 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3125 for simple floating point operations "fp", double precision
3126 multiplication "dmul", and single and double precision division
3127 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3128 (ppc630_cost): New table split from ppc620_cost, to distinguish
3129 differences in floating point latencies.
3130 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3131 (rs6000_rtx_costs): Add support for single and double precision
3132 floating point addition, subtraction, multiplication, division,
3133 fused-multiply-add, fused-multiply-sub, negation, absolute value
3134 and negative absolute value. Tweak MEM case to use prefered idiom.
3136 2004-07-07 Richard Henderson <rth@redhat.com>
3138 * tree-flow-inline.h (may_propagate_copy): Move...
3139 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3140 attempt to copy between types requiring conversion.
3141 * tree-flow.h (may_propagate_copy): Update decl.
3142 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3144 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3146 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3147 from -mtune= option.
3149 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3151 * builtins.c: Rename movstr*, except for movstrict*, to
3152 movmem* and clrstr* to clrmem*.
3155 * genopinit.c: Likewise.
3156 * integrate.c: Likewise.
3157 * local-alloc.c: Likewise.
3158 * optabs.c: Likewise.
3159 * optabs.h: Likewise.
3160 * config/alpha/alpha.h: Likewise.
3161 * config/alpha/alpha.md: Likewise.
3162 * config/arm/arm-protos.h: Likewise.
3163 * config/arm/arm.c: Likewise.
3164 * config/arm/arm.md: Likewise.
3165 * config/avr/avr.md: Likewise.
3166 * config/c4x/c4x.c: Likewise.
3167 * config/c4x/c4x.md: Likewise.
3168 * config/frv/frv.md: Likewise.
3169 * config/i386/i386-protos.h: Likewise.
3170 * config/i386/i386.c: Likewise.
3171 * config/i386/i386.h: Likewise.
3172 * config/i386/i386.md: Likewise.
3173 * config/i860/i860.c: Likewise.
3174 * config/i860/i860.md: Likewise.
3175 * config/ip2k/ip2k.md: Likewise.
3176 * config/ip2k/libgcc.S: Likewise.
3177 * config/ip2k/t-ip2k: Likewise.
3178 * config/m32r/m32r.c: Likewise.
3179 * config/m32r/m32r.md: Likewise.
3180 * config/mcore/mcore.md: Likewise.
3181 * config/mips/mips.c: Likewise.
3182 * config/mips/mips.md: Likewise.
3183 * config/ns32k/ns32k.c: Likewise.
3184 * config/ns32k/ns32k.h: Likewise.
3185 * config/ns32k/ns32k.md: Likewise.
3186 * config/pa/pa.c: Likewise.
3187 * config/pa/pa.md: Likewise.
3188 * config/pdp11/pdp11.h: Likewise.
3189 * config/pdp11/pdp11.md: Likewise.
3190 * config/rs6000/rs6000.c: Likewise.
3191 * config/rs6000/rs6000.md: Likewise.
3192 * config/s390/s390-protos.h: Likewise.
3193 * config/s390/s390.c: Likewise.
3194 * config/s390/s390.md: Likewise.
3195 * config/sh/lib1funcs.asm: Likewise.
3196 * config/sh/sh.c: Likewise.
3197 * config/sh/sh.md: Likewise.
3198 * config/sh/t-sh: Likewise.
3199 * config/sparc/sparc.h: Likewise.
3200 * config/vax/vax.md: Likewise.
3201 * config/xtensa/xtensa.c: Likewise.
3202 * config/xtensa/xtensa.md: Likewise.
3203 * doc/invoke.texi: Likewise.
3204 * doc/md.texi: Likewise.
3205 * doc/rtl.texi: Likewise.
3207 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3210 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3211 * config/mips/mips.c (mips_declare_common_object): New function,
3212 mostly split out from...
3213 (mips_output_aligned_decl_common): ...here.
3214 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3215 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3216 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3217 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3219 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3222 * function.c (assign_parms): Fix typo from previous change.
3224 2004-07-07 Jason Merrill <jason@redhat.com>
3227 * doc/extend.texi (C++ Interface): Correct information and
3230 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3235 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3238 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3241 * config/m32r/m32r.c (m32r_function_symbol): New function:
3242 Generate a symbol name RTX with the correct m32r specific flags
3244 (block_move_call): Use new function to generate correct symbol.
3245 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3246 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3249 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3251 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3252 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3253 TYPE_BINFO_BASETYPE): Remove.
3254 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3256 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3258 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3259 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3260 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3261 (struct tree_binfo): Rename base_types to base_binfos.
3262 * alias.c (record_component_aliases): Adjust BINFO macros.
3263 * dbxout.c (dbxout_type): Likewise.
3264 * dwarf2out.c (gen_member_die): Likewise.
3265 * sdbout.c (sdbout_one_type): Likewise.
3266 * tree-dump.c (deque_and_dump): Likewise.
3267 * config/i386/i386.c (classify_argument,
3268 contains_128bit_aligned_vector_p): Likewise.
3270 2004-07-07 Nick Clifton <nickc@redhat.com>
3272 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3273 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3275 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3277 * vec.h: Fix the example use.
3279 2004-07-06 Richard Henderson <rth@redhat.com>
3281 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3282 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3283 * tree-inline.c (copy_body_r, setup_one_parameter,
3284 initialize_inlined_parameters, expand_call_inline,
3285 declare_inline_vars): Don't check it.
3286 (expand_calls_inline): Remove old version, rename new version
3287 from gimple_expand_calls_inline.
3288 * tree-optimize.c (execute_gimple): Remove.
3289 (pass_gimple): Don't run anything.
3291 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3293 * doc/sourcebuild.texi: Use semicolons instead of commas in
3296 2004-07-06 Richard Henderson <rth@redhat.com>
3298 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3299 (sra_walk_modify_expr, scan_init): Likewise.
3300 (generate_element_zero): Check visited before scanning children.
3301 (generate_element_init): Set visited on error.
3302 (scalarize_init): Handle generate_element_init failure similar
3305 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3307 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3308 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3310 2004-07-06 Richard Henderson <rth@redhat.com>
3312 * config/i386/i386.c (legitimize_pic_address): Make static.
3313 (legitimize_address): Handle CONST with TLS operand.
3314 (ix86_expand_move): Don't call legitimize_pic_address directly.
3315 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3317 2004-07-06 Roger Sayle <roger@eyesopen.com>
3319 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3320 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3321 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3322 is currently executed unconditionally, i.e. not in "else_bb".
3324 2004-07-06 Steven Bosscher <stevenb@suse.de>
3326 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3327 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3328 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3329 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3330 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3331 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3332 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3333 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3334 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3335 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3336 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3337 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3338 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3339 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3340 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3341 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3343 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3345 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3346 * expr.c (expand_expr_real_1): Ditto.
3347 * tree-inline.c (estimate_num_insns_1): Ditto.
3348 * tree-pretty-print.c (dump_generic_node): Ditto.
3352 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3354 * tree-ssa-pre.c (reference_node_pool): New pool.
3355 (find_or_generate_expression): Class 'r' is okay too.
3356 (create_value_expr_from): Ditto.
3357 (add_to_sets): LHS should not include vuses.
3359 (compute_avail): Reverse ordering of tests.
3360 Valuize INDIRECT_REF as well.
3362 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3364 PR rtl-optimization/16380
3365 * loop.c (check_dbra_loop): Sink comparison instructions if they
3366 do something other than set cc0.
3368 2004-07-06 James E Wilson <wilson@specifixinc.com>
3370 * doc/interface.texi (longjmp and automatic variables): Delete
3371 paragraph recommending taking the address of a variable.
3373 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3375 * vec.h (VEC_embedded_alloc): Remove.
3376 (VEC_embedded_size, VEC_embedded_init): New.
3377 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3379 (VEC_truncate): New.
3380 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3381 (vec_embedded_alloc): Remove.
3382 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3383 (vec_embedded_alloc): Remove.
3385 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3387 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3388 (gt-langhooks.h): Remove.
3390 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3392 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3394 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3396 * config/sparc/sparc.c (get_pc_symbol): Rename into
3397 add_pc_to_pic_symbol.
3398 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3399 (load_pic_register): Account for previous changes.
3400 Use reg_names. Don't create the label twice.
3401 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3402 UNSPEC_LOAD_PCREL_SYM.
3403 (get_pc): Rename into load_pcrel_sym. Add predicate to
3404 operands. Remove condition.
3406 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3408 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3409 RECORD, UNION & QUAL_UNION is actually a binfo.
3411 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3412 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3413 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3414 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3415 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3416 (gen_inheritance_die): Likewise.
3417 * tree-dump.c (deque_and_dump): Likewise.
3418 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3420 2004-07-06 Steven Bosscher <stevenb@suse.de>
3422 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3424 * config/mcore/mcore.md: Model memory latency with a simple DFA
3425 pipeline description instead of a define_function_unit.
3427 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3429 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3430 * langhooks.h (var_mod_type_p): Likewise.
3431 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3432 * expr.c (count_type_elements): Properly handle return from
3433 array_type_nelts and properly test for overflow.
3434 * gimplify.c (gimplify_init_constructor): Properly handle return
3435 from array_type_nelts.
3436 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3437 * integrate.c (copy_decl_for_inlining): Correct comments.
3438 * tree-inline.c (remap_decl): Update comments, remove dead code,
3439 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3440 (remap_type): Only remap if variably modified by vars in function
3442 (copy_body_r): Use compatible_type langhooks to see when can fold.
3443 (setup_one_parameter): Don't remap type.
3444 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3445 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3446 compute TREE_INVARIANT for decl case.
3447 (find_var_from_fn): New function.
3448 (variably_modified_type_p): Add arg and call new function.
3449 * tree.h (variably_modified_type_p): Add extra arg.
3451 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3453 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3454 (goto_handler_and_restore_v9): Delete disabled insn.
3455 (goto_handler_and_restore_v9_sp64): Likewise.
3457 2004-07-05 Roger Sayle <roger@eyesopen.com>
3459 * calls.c (load_register_parameters): Call expand_shift instead
3460 of expand_binop with ashl_optab (or other shift optab) directly.
3461 * expr.c (emit_group_load, emit_group_store): Likewise.
3462 * function.c (assign_parm_setup_block): Likewise.
3463 * stmt.c (shift_return_value): Likewise.
3465 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3467 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3469 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3471 * doc/sourcebuild.texi: Revert previous patch.
3473 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3475 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3476 TARGET_MEM_FUNCTIONS.
3477 * system.h: Poison TARGET_MEM_FUNCTIONS.
3478 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3479 bcmp_libfunc, bzero_libfunc): Remove.
3480 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3482 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3483 * doc/standards.texi: Don't mention calling BSD string functions.
3484 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3485 * config/vax/t-memfuncs: New.
3486 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3487 config/memset.c: New.
3488 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3489 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3491 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3492 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3493 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3494 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3495 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3496 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3497 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3498 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3499 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3500 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3502 2004-07-05 Richard Henderson <rth@redhat.com>
3504 * function.c (assign_parm_setup_reg): Properly rename variables in
3505 FUNCTION_ARG_CALLEE_COPIES section.
3507 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3509 * tree-mudflap.c: Include cgraph.h.
3510 (mf_init_extern_trees): Rename to mudflap_init. Export.
3511 Rewrite to create synthetic declarations instead of looking
3512 up declarations from mf-runtime.h.
3513 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3514 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3516 (execute_mudflap_function_decls, mudflap_register_call):
3517 Don't call mf_init_extern_trees.
3518 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3520 * tree-mudflap.h: Update prototypes.
3521 * c-mudflap.c: Delete file.
3522 * c-common.c: Include tree-mudflap.h.
3523 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3524 * Makefile.in: Remove all references to c-mudflap.o.
3525 Update dependencies.
3527 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3529 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3530 displacements with the spatial-locality cache-control completer.
3532 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3534 * langhooks.c: Don't include gt-langhooks.h.
3535 (var_labelno): Delete.
3536 (lhd_set_decl_assembler_name): Do not append a distinguishing
3537 number to file-scope internal-linkage declarations for the first
3538 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3539 the declaration itself (if at block scope), or its containing
3540 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3543 * opts.c (cur_in_fname): New global.
3544 * opts.h: Declare it.
3545 * tree.c: Include opts.h.
3546 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3547 DECL_UID equal to cur_in_fname.
3548 (copy_node_stat): Do not change DECL_UID when copying a
3549 TRANSLATION_UNIT_DECL.
3550 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3551 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3553 * c-decl.c (c_static_assembler_name): Delete.
3554 * c-tree.h (c_static_assembler_name): Delete prototype.
3555 * c-lang.c, objc/objc-lang.c: Don't override
3556 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3558 * Makefile.in (tree.o): Update dependencies.
3559 (GTFILES): Remove langhooks.c.
3561 2004-07-05 Roger Sayle <roger@eyesopen.com>
3563 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3564 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3565 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3566 Optimize "X % -Y" as "X % Y" for signed modulus.
3567 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3568 into "((unsigned) X % Y) == 0".
3570 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3572 * sourcebuild.texi (Config Fragments): Use @comma{} in
3573 cross-reference to section title.
3575 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3577 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3578 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3579 (gimplify_target_expr, gimplify_expr): Likewise.
3580 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3581 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3583 (gimplify_compound_lval): See if we can strip any useless conversion.
3584 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3586 (gimplify_modify_expr_to_memset): Likewise.
3587 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3588 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3589 (declare_inline_vars): Likewise.
3590 (walk_type_fields): New function.
3591 (walk_tree): Use it.
3592 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3594 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3595 (sra_walk_modify_expr): Allow init function to fail.
3596 (scan_init): Now returns bool.
3597 (generate_element_init): If can't understand INIT, return false.
3598 (scalarize_init): Return false if generate_element_init does.
3600 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3603 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3604 bounds if bounds aren't constant.
3606 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3608 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3609 to type hooks; remove bogus PARAMS.
3611 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3613 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3614 * dwarf2out.c (add_data_member_location_attribute): Check for
3616 * tree.c (tree_node_kinds): Add "binfos".
3617 (binfo_lang_slots): New.
3618 (make_node_stat): Add TREE_BINFO.
3619 (make_tree_binfo_stat): New.
3620 (tree_node_structure): Add TREE_BINFO.
3621 * tree.def (TREE_BINFO): New.
3622 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3623 (RECORD_OR_UNION_CHECK): ... here.
3624 (NOT_RECORD_OR_UNION_CHECK): New.
3625 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3626 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3627 RECORD_OR_UNION_CHECK.
3628 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3629 (TYPE_LANG_SLOT_1): New.
3630 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3631 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3632 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3633 (BINFO_ELTS): Remove.
3634 (BINFO_LANG_SLOT): New.
3635 (struct tree_binfo): New.
3636 (binfo_lang_slots): Declare.
3637 (enum tree_node_structure_enum): Add TS_BINFO.
3638 (union tree_node): Add binfo.
3639 (make_tree_binfo_stat): Declare.
3640 (make_tree_binfo): New.
3641 (enum tree_node_kind): Add binfo_kind.
3643 * objc/objc-act.c (start_class, objc_declare_protocols,
3644 start_protocols): Use TYPE_LANG_SLOT_1.
3645 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3647 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3648 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3649 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3650 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3652 2004-07-05 Steven Bosscher <stevenb@suse.de>
3654 * rtl.h (struct rtx_def): Remove the integrated flag.
3655 Use the return_val flag for MEM_SCALAR_P.
3656 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3658 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3661 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3662 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3665 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3667 * var-tracking.c: Fix some comments.
3668 (frame_stack_adjust): New.
3669 (vt_stack_adjustments): Init stack_adjust of entry block to
3670 minus stack adjustment of function prologue.
3671 (adjust_stack_reference): Do not adjust if adjustment == 0.
3672 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3673 (emit_notes_in_bb): Likewise.
3674 (vt_add_function_parameters): Do not adjust locations of
3676 (vt_initialize): Compute the stack adjustment of function
3677 prologue and offset the initial "location" of frame_base_decl
3678 from the stack pointer after prologue.
3680 2004-07-04 Richard Henderson <rth@redhat.com>
3682 * function.c (struct assign_parm_data_all): New.
3683 (struct assign_parm_data_one): New.
3684 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3685 assign_parm_find_data_types, assign_parms_setup_varargs,
3686 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3687 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3688 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3689 assign_parm_setup_block, assign_parm_setup_reg,
3690 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3691 (assign_parms): ... here.
3693 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3695 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3696 now are bitmap_set_t's.
3697 (bitmap_insert_into_set): No point in inserting the value if
3699 (bitmap_set_contains): New function.
3700 (bitmap_set_replace_value): Add comment on why we do it
3702 (set_contains): Removed.
3703 (bitmap_set_subtract_from_value_set): New name of
3704 set_subtract now that it's arguments are two different
3707 (bitmap_find_leader): Change algorithm used.
3708 (find_or_generate_expression): Update use of functions for new
3710 (create_expression_by_pieces): Ditto.
3711 (insert_aux): Ditto.
3713 (add_to_sets): Ditto.
3715 (execute_pre): Ditto.
3716 (compute_avail): Ditto.
3717 Also ignore virtual phis.
3719 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3721 * combine.c (simplify_comparison): Fix comment typo.
3723 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3725 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3726 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3727 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3728 (output_restore): Change parameter from 'insn' to 'pat'.
3729 (output_return): Adjust call to output_restore.
3730 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3731 Adjust call to output_restore.
3733 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3735 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3736 and assert system is bsd.
3738 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3740 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3741 (TARGET_SWITCHES): Remove -mdebugc.
3742 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3743 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3744 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3745 (sle_[sd]i_reg): Delete.
3747 2004-07-04 Steven Bosscher <stevenb@suse.de>
3749 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3751 * config/iq2000/iq2000.md: Translate old pipeline description to an
3754 2004-07-04 Roger Sayle <roger@eyesopen.com>
3756 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3757 Ensure the replacement rhs is valid gimple before performing
3758 the substitution. Return false if these sanity checks fail.
3759 (fold_stmt): Only set changed to true, if set_rhs returns true.
3760 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3763 2004-07-04 Richard Henderson <rth@redhat.com>
3766 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3768 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3770 * configure.ac (ranlib_flags): New variable.
3771 * Makefile.in (RANLIB_FLAGS): New variable.
3772 (libbackend.a): Use it.
3773 * configure: Regenerated.
3775 2004-07-04 Roger Sayle <roger@eyesopen.com>
3777 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3778 a "sign mask" instead of using ashr_optab directly.
3780 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3782 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3783 * doc/cppopts.texi: Clarify processing of command-line defines.
3785 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3787 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3789 2004-07-04 Richard Henderson <rth@redhat.com>
3791 * rtl.def (ADDRESSOF): Remove.
3792 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3793 (find_base_term, memrefs_conflict_p): Likewise.
3794 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3795 (fold_rtx, cse_insn, set_live_p): Likewise.
3796 * dwarf2out.c (mem_loc_descriptor): Likewise.
3797 (add_location_or_const_value_attribute): Likewise.
3798 * emit-rtl.c (copy_insn_1): Likewise.
3799 * explow.c (memory_address): Likewise.
3800 * expmed.c (store_split_bit_field): Likewise.
3801 * expr.c (expand_expr_real_1): Likewise.
3802 * function.c (instantiate_decl
3803 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3804 * genrecog.c (preds, validate_pattern): Likewise.
3805 * integrate.c (copy_rtx_and_substitute): Likewise.
3806 * recog.c (general_operand, register_operand): Likewise.
3807 (memory_address_p): Likwise.
3808 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3809 * rtl.c (copy_rtx): Likewise.
3810 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3811 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3812 * rtlhooks.c (gen_lowpart_general): Likewise.
3813 * stmt.c (expand_asm_operands): Likewise.
3814 * web.c (entry_register, replace_ref, web_main): Likewise.
3815 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3816 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3817 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3818 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3819 * config/frv/frv.c (move_destination_operand, move_source_operand,
3820 condexec_dest_operand, condexec_source_operand,
3821 condexec_memory_operand): Likewise.
3822 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3823 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3824 (destination_xfmode_operand): Likewise.
3825 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3826 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3827 * config/s390/s390.c (general_s_operand): Likewise.
3828 * config/s390/s390.md (mov*): Likewise.
3829 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3831 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3832 * expr.c (expand_expr_real_1): Likewise.
3833 * stmt.c (expand_decl): Likewise.
3834 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3836 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3837 postponed_insns, put_var_into_stack, put_reg_into_stack,
3838 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3839 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3840 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3841 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3842 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3843 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3844 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3845 struct insns_for_mem_walk_info, insns_for_mem_walk,
3846 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3847 setjmp_protect_args): Remove.
3848 (push_function_context_to): Don't handle var_refs_queue.
3849 (pop_function_context_from, free_after_compilation): Likewise.
3850 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3851 (assign_parms, allocate_struct_function): Likewise.
3852 (use_register_for_decl): New.
3853 (expand_function_end): Don't setjmp_protect.
3854 * function.h (struct emit_status): Update commentary.
3855 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3856 (max_parm_reg, parm_reg_stack_loc): Remove.
3857 * passes.c (DFI_addressof): Remove.
3858 (dump_file_info): Remove addressof.
3859 (rest_of_handle_addressof): Remove.
3860 (rest_of_compilation): Don't call it.
3861 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3862 * stmt.c (expand_decl): Use use_register_for_decl.
3863 * tree.h: Update decls.
3864 * web.c (mark_addressof): Remove.
3865 * doc/invoke.texi (-dF): Remove.
3867 2004-07-03 Richard Henderson <rth@redhat.com>
3869 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3870 instead of gen_mem_addressof.
3871 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3872 TImode output register.
3874 2004-07-03 Richard Henderson <rth@redhat.com>
3876 PR tree-optimization/16341
3877 * tree-sra.c (sra_walk_function): Increment to next stmt before
3878 processing the current stmt.
3879 (sra_insert_after): Always use BSI_SAME_STMT.
3881 2004-07-03 Richard Henderson <rth@redhat.com>
3883 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3886 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3888 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3889 with tree_int_cst_equal.
3891 2004-07-03 Andreas Schwab <schwab@suse.de>
3893 * config/ia64/ia64.md: Define new attribute "empty".
3894 (prologue_use, nop_x, insn_group_barrier): Set it.
3896 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3897 skip over "empty" insns.
3899 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3901 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3902 context to gimplify_body.
3903 (walk_tree): Don't walk into types twice.
3904 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3906 * tree-sra.c (generate_element_init): Remove any useless conversions.
3908 * gimplify.c (gimplify_conversion): Remove stripping useless
3909 conversions from here.
3910 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3911 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3912 Unshare before substituting PLACEHOLDER_EXPR.
3913 (gimplify_modify_expr_to_memset): Likewise.
3914 Pass address of TO to memset, not TO itself.
3915 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3916 time we make an expression (to match a PLACEHOLDER_EXPR).
3918 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3919 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3920 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3921 * tree-ssa-dom.c (local_fold): Likewise.
3923 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3924 * langhooks.h (strct lang_hooks): New field type_max_size.
3925 * function.c (assign_temp): Call it.
3927 2004-07-03 Steven Bosscher <stevenb@suse.de>
3929 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3930 * config/sh/sh.md: Convert the SH1 pipeline description to
3933 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3935 * c-decl.c (struct c_binding): Remove contour field; add
3936 depth, invisible, nested fields.
3937 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3938 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3939 (bind): Add invisible and nested arguments. Initialize
3940 new fields of struct c_binding; adjust loop scanning for
3942 (free_binding_and_advance): Clear structure with memset.
3943 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3944 in file scope, even if it's in external scope too.
3945 (pushdecl): Adjust to match. Create invisible file-scope
3946 declarations for block-scope forward declarations of static functions.
3947 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3948 (undeclared_variable, lookup_label, declare_label, define_label)
3949 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3950 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3951 (store_parm_decls_oldstyle): Adjust to match.
3952 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3953 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3955 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3956 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3958 2004-07-02 Richard Henderson <rth@redhat.com>
3960 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3961 around variable_size.
3962 (set_decl_nonlocal): Remove.
3963 (store_parm_decls): Add stmts for pending sizes.
3964 * calls.c (calls_function, calls_function_1): Remove.
3965 (precompute_arguments): Don't call it.
3966 * cfgexpand.c (set_save_expr_context): Remove.
3967 (tree_expand_cfg): Don't call it.
3968 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3969 (dwarf2out_finish): Likewise.
3970 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3971 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3972 (safe_from_p): Don't queue SAVE_EXPRs.
3973 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3974 or build plain VAR_DECLs.
3975 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3977 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3978 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3979 (put_var_into_stack): Don't handle SAVE_EXPR.
3980 (gen_mem_addressof): Likewise.
3981 * function.h (struct function): Remove x_save_expr_regs.
3982 (save_expr_regs): Remove.
3983 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3984 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3985 * stor-layout.c (variable_size): Don't set it.
3986 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3987 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3988 all callers. Don't set SAVE_EXPR_CONTEXT.
3989 * tree-inline.h (remap_save_expr): Update decl.
3990 * tree.c (save_expr): Update build size.
3991 (first_rtl_op): Don't handle SAVE_EXPR.
3992 (unsave_expr_1, contains_placeholder_p): Likewise.
3993 (decl_function_context): Likewise.
3994 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3995 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3996 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3998 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4000 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4001 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4002 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4003 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4004 some first-person references and patronizing comments. Based on
4006 * doc/invoke.texi: Don't reference fortran@gnu.org.
4007 * doc/trouble.texi (Warning when a non-void function value is
4008 ignored): Rewrite. From Russ Allbery and Chris Devers.
4010 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4012 * tree-ssa-pre.c (bitmap_set_t): New.
4013 (bb_value_sets): avail_out is now a bitmap_set_t.
4014 (bitmap_find_leader): New function.
4015 (bitmap_value_insert_into_set): Ditto.
4016 (bitmap_set_copy): Ditto.
4017 (bitmap_value_replace_in_set): Ditto.
4018 (bitmap_set_contains_value): Ditto.
4019 (bitmap_set_new): Ditto.
4020 (bitmap_set_pool): New pool.
4021 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4022 (insert_aux): Ditto.
4023 (add_to_sets): Ditto.
4024 (compute_avail): Ditto
4028 (execute_pre): Ditto.
4030 2004-07-02 Roger Sayle <roger@eyesopen.com>
4032 * config/rs6000/rs6000.c (struct processor_costs): New structure
4033 used to hold instruction latencies/sizes for processor types.
4034 (rs6000_cost): New global variable pointing to current CPU's costs.
4035 (rs6000_override_options): Initialize rs6000_cost to point to the
4036 appropriate cost table based upon rs6000_cpu and optimize_size.
4037 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4040 2004-07-02 Richard Henderson <rth@redhat.com>
4042 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4044 2004-07-02 Steven Bosscher <stevenb@suse.de>
4046 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4048 2004-07-01 Richard Henderson <rth@redhat.com>
4050 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4051 (alpha_gp_save_rtx): Use assign_stack_local instead of
4054 2004-07-01 Richard Henderson <rth@redhat.com>
4056 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4057 (alpha_rtx_cost_data): Update to match.
4058 (alpha_rtx_cost_size): New.
4059 (alpha_rtx_costs): Honor optimize_size.
4061 2004-07-01 Richard Henderson <rth@redhat.com>
4063 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4064 * cfgexpand.c (tree_expand_cfg): Do it here.
4065 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4066 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4067 * config/mips/mips.c (mips_output_mi_thunk): And here.
4068 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4069 * config/sh/sh.c (sh_output_mi_thunk): And here.
4070 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4072 2004-07-01 Richard Henderson <rth@redhat.com>
4074 * tree.def (RTL_EXPR): Remove.
4075 * c-typeck.c (lvalue_p): Don't handle it.
4076 * expr.c (safe_from_p): Likewise.
4077 (expand_expr_real_1): Likewise.
4078 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4079 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4080 * gengtype.c (adjust_field_tree_exp): Likewise.
4081 * stmt.c (warn_if_unused_value): Likewise.
4082 * tree-gimple.c (recalculate_side_effects): Likewise.
4083 * tree-pretty-print.c (dump_generic_node): Likewise.
4084 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4085 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4086 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4088 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4089 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4090 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4091 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4092 all the bits that tracked last_expr.
4093 (expand_end_bindings): Don't track last_expr.
4094 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4095 (clear_last_expr): Remove.
4096 (expand_asm): Don't call it.
4097 (expand_asm_operands, expand_end_cond): Likewise.
4098 (expand_naked_return, expand_null_return_1): Likewise.
4099 * c-typeck.c (c_begin_compound_stmt): Likewise.
4100 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4101 * expr.c (expand_expr_real_1): Likewise.
4102 * tree.h: Update prototypes.
4104 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4105 (struct emit_status): Remove sequence_rtl_expr.
4106 (struct function): Remove x_rtl_expr_chain.
4107 (seq_rtl_expr, rtl_expr_chain): Remove.
4108 * function.c (struct temp_slot): Remove rtl_expr.
4109 (assign_stack_temp_for_type): Don't set it.
4110 (free_temp_slots, pop_temp_slots): Don't check it.
4111 (free_after_compilation): Don't clear x_rtl_expr_chain.
4112 (fixup_var_refs): Don't search it.
4113 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4114 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4116 (push_topmost_sequence): Likewise.
4117 (end_sequence, init_emit): Likewise.
4118 (start_sequence_for_rtl_expr): Remove.
4119 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4120 * rtl.h (preserve_rtl_expr_result): Remove.
4122 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4124 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4125 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4128 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4130 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4131 (STANDARD_STARTFILE_PREFIX_2): Define.
4132 (standard_startfile_prefix_1): Initialize to
4133 STANDARD_STARTFILE_PREFIX_1.
4134 (standard_startfile_prefix_2): Initialize to
4135 STANDARD_STARTFILE_PREFIX_2.
4136 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4137 (STANDARD_STARTFILE_PREFIX_1): Define.
4138 (STANDARD_STARTFILE_PREFIX_2): Define.
4139 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4140 (STANDARD_STARTFILE_PREFIX_2): Document.
4142 2004-07-01 Richard Henderson <rth@redhat.com>
4144 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4145 in order to disable scalarization. Instead set a flag and wait
4146 for a candidate decl.
4148 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4150 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4151 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4152 Use terminology "testsuite" and "enumerated".
4154 2004-07-01 Richard Henderson <rth@redhat.com>
4156 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4157 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4158 (initial_return_save): Likewise.
4159 (flush_queued_reg_saves): Remap register numbers.
4160 (dwarf2out_return_reg): Likewise.
4162 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4164 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4166 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4167 access functions for lower bound and element size and only output
4168 if lower bound nonzero or element size not same as that of type.
4169 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4171 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4173 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4175 2004-07-01 Per Bothner <per@bothner.com>
4177 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4179 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4181 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4182 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4183 first operand. Don't optimize if the bitfield is volatile.
4185 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4187 * c-pretty-print.c (pp_c_postfix_expression): Handle
4188 floating-point comparison operators.
4189 (pp_c_expression): Pass floating-point comparison
4190 operators to pp_c_postfix_expression.
4192 2004-07-01 Roger Sayle <roger@eyesopen.com>
4194 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4195 rtx_cost instead of "had_mult" to determine whether the transformed
4196 expression is cheaper than the original.
4198 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4200 * alias.c (get_alias_set, canon_rtx, get_addr,
4201 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4203 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4204 expand_builtin): Likewise.
4205 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4207 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4208 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4209 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4210 record_dead_and_set_regs_1, get_last_value_validate,
4211 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4212 * cse.c (check_dependence, canon_hash, equiv_constant,
4213 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4214 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4215 count_reg_usage): Likewise.
4216 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4217 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4218 cselib_record_sets): Likewise.
4219 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4220 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4221 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4222 * df.c (df_uses_record): Likewise.
4223 * dojump (do_jump): Likewise.
4224 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4225 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4226 decl_start_label): Likewise.
4227 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4228 operand_subword, change_address_1, make_safe_from): Likewise.
4229 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4230 stabilize, force_not_mem): Likewise.
4231 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4232 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4233 * expr.c (convert_move, convert_modes, emit_block_move,
4234 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4235 emit_move_insn_1, expand_assignment, store_expr,
4236 store_constructor_field, store_constructor, store_field,
4237 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4239 * final.c (cleanup_subreg_operands, alter_subreg,
4240 get_mem_expr_from_op): Likewise.
4241 * flow.c (notice_stack_pointer_modification_1,
4242 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4244 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4245 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4246 optimize_bit_field, flush_addressof, purge_addressof_1,
4247 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4248 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4249 keep_stack_depressed): Likewise.
4250 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4251 noce_process_if_block, find_memory): Likewise.
4252 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4253 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4254 update_equiv_regs): Likewise.
4255 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4256 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4257 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4258 * passes.c (rest_of_handle_final): Likewise.
4259 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4260 move2add_note_store): Likewise.
4261 * ra-build.c (detect_remat_webs): Likewise.
4262 * ra-debug.c (dump_static_insn_cost): Likewise.
4263 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4264 * recog.c (validate_change, apply_change_group, cancel_changes,
4265 validate_replace_rtx_1, general_operand, register_operand,
4266 nonmemory_operand, push_operand, pop_operand, memory_operand,
4267 indirect_operand, asm_operand_ok, offsettable_memref_p,
4268 offsettable_nonstrict_memref_p, constrain_operands,
4269 store_data_bypass_p): Likewise.
4270 * reg-stack.c (subst_stack_regs_pat): Likewise.
4271 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4272 copy_cost, reg_scan_mark_refs): Likewise.
4273 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4274 combine_stack_adjustments_for_block): Likewise.
4275 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4276 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4277 find_reloads, find_reloads_address, find_reloads_address_1,
4278 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4279 find_equiv_reg): Likewise.
4280 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4281 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4282 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4283 delete_address_reloads): Likewise.
4284 * resource.c (mark_referenced_resources): Likewise.
4285 * rtlanal.c (get_jump_table_offset, count_occurrences,
4286 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4287 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4288 num_sign_bit_copies1): Likewise.
4289 * rtlhooks.c (gen_lowpart_general): Likewise.
4290 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4291 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4292 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4293 sdbout_global_decl): Likewise.
4294 * simplify-rtx.c (simplify_subreg): Likewise.
4295 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4296 expand_anon_union_decl, expand_end_case_type): Likewise.
4297 * unroll.c (calculate_giv_inc): Likewise.
4298 * var-tracking.c (stack_adjust_offset_pre_post,
4299 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4300 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4301 vt_add_function_parameters): Likewise.
4302 * varasm.c (make_var_volatile, notice_global_symbol,
4303 assemble_external, decode_addr_const, mark_weak,
4304 default_encode_section_info): Likewise.
4306 2004-07-01 Steven Bosscher <stevenb@suse.de>
4308 * stmt.c (check_seenlabel): Remove.
4309 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4311 2004-07-01 Richard Henderson <rth@redhat.com>
4313 * function.h (struct function): Remove x_function_call_count.
4314 (function_call_count): Remove.
4315 * calls.c (expand_call): Don't set it.
4316 * integrate.c (copy_rtx_and_substitute): Likewise.
4318 * function.h (struct function): Remove x_cleanup_label.
4319 (cleanup_label): Remove.
4320 * stmt.c (expand_value_return): Don't use it.
4321 * function.c (free_after_compilation): Don't set it.
4322 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4323 * cfgexpand.c (tree_expand_cfg): Update call.
4324 * tree.h (expand_function_start): Update decl.
4326 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4329 * c-lang.c (c_initialize_diagnostics): Move from here ...
4330 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4331 (c_tree_printer): Use pretty-printer to format %T.
4332 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4333 before '*' if not C++.
4334 (pp_c_direct_abstract_declarator): Don't try to print array upper
4335 bound for flexible array members.
4336 * c-tree.h: Include "diagnostic.h".
4337 (c_initialize_diagnostics): Declare.
4338 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4339 * c-format.c (format_type_warning): New function. Improve
4340 diagnostics for incorrect format argument types.
4341 (check_format_types): Use it. Add two parameters. Use the
4342 TYPE_MAIN_VARIANT of wanted_type.
4343 (check_format_info_main): Pass new parameters to
4345 (struct format_wanted_type): Update comment.
4347 2004-07-01 Nick Clifton <nickc@redhat.com>
4349 * target.h (struct gcc_target): Add new field to struct cxx:
4350 import_export_class.
4351 * target-def.h (TARGET_CXX): Initialise the new field.
4352 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4354 * doc/tm.texi: Document the new target hook.
4356 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4358 * builtins.c (fold_builtin_classify): Fix typo.
4360 2004-07-01 Richard Henderson <rth@redhat.com>
4362 * function.c (identify_blocks, identify_blocks_1): Remove.
4363 * function.h (identify_blocks): Remove.
4364 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4366 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4368 * builtins.c (fold_builtin_classify): New.
4369 (fold_builtin_unordered_cmp): Fix commentary.
4370 (fold_builtin): Use it.
4371 * builtins.def: Define builtins for isnan,
4372 isnanf, isnanl, finite, finitef, finitel,
4373 isinf, isinff, isinfl.
4375 2004-07-01 Richard Henderson <rth@redhat.com>
4377 * function.h (struct function): Remove dont_emit_block_notes.
4378 * gimple-low.c (lower_function_body): Don't set it.
4379 * cfgexpand.c (expand_block): Don't check it.
4380 * cfglayout.c (insn_locators_initialize): Likewise.
4381 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4382 * passes.c (rest_of_compilation): Likewise.
4383 * stmt.c (expand_start_bindings_and_block): Likewise.
4384 (expand_end_bindings): Likewise.
4386 2004-07-01 Richard Henderson <rth@redhat.com>
4388 * cgraph.h (cgraph_build_static_cdtor): Declare.
4389 * cgraphunit.c (cgraph_build_static_cdtor): New.
4390 * c-objc-common.c (build_cdtor): Use it.
4391 * coverage.c (create_coverage): Likewise.
4392 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4393 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4395 See ChangeLog.11 for earlier changes.
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