1 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
3 * c-common.c (vector_types_convertible_p): Use vector types'
4 TYPE_SIZE and TREE_TYPE instead of their mode.
5 * convert.c (convert_to_integer): Likewise.
6 (convert_to_vector): Likewise.
7 * fold-const.c (fold_convert): Likewise.
8 * varasm.c (output_constant): Likewise.
9 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
10 Allow a VECTOR_TYPE initializer to be made of several vectors.
11 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
12 of cleared and need_to_clear, and use fold_convert.
13 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
16 2004-07-20 Richard Henderson <rth@redhat.com>
18 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
19 (expand_gimple_basic_block): out from here. Renamed from expand_block.
21 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
23 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
24 enormous cost if not TARGET_HARD_MUL.
26 2004-07-20 Andrew Pinski <apinski@apple.com>
29 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
32 2004-07-21 Paul brook <paul@codesourcery.com>
34 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
36 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
38 * fold-const.c (operand_equal_p): Temporarily support NULL args.
39 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
40 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
42 2004-07-20 Zack Weinberg <zack@codesourcery.com>
44 * rtl.h (plus_constant): Delete.
45 (plus_constant_wide): Rename to plus_constant.
46 (plus_constant_for_output_wide): Delete vestigial prototype.
47 (GEN_INT): Remove unnecessary cast.
48 * tree.h (build_int_2, size_int_type): Delete.
49 (build_int_2_wide): Rename to build_int_2.
50 (size_int_wide): Rename to size_int_kind.
51 (size_int_type_wide): Rename to size_int_type.
52 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
53 Remove unnecessary cast.
54 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
55 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
56 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
57 (size_int_type_wide): Rename size_int_type.
58 (int_const_binop): Use size_int_type.
59 * c-lex.c (interpret_integer): Use build_int_2.
60 * final.c (split_double): Remove unnecessary casts.
61 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
63 2004-07-20 Richard Henderson <rth@redhat.com>
65 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
66 (gimplify_compound_lval): Use is_gimple_tmp_reg.
67 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
68 (is_gimple_tmp_reg): New.
69 * tree-gimple.h (is_gimple_tmp_reg): Declare.
71 2004-07-20 Richard Henderson <rth@redhat.com>
73 * tree-pretty-print.c (dump_generic_node): Dump
74 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
76 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
78 * tree-mudflap.c (mf_set_options_fndecl): New tree.
79 (mudflap_init): Set it.
80 (mudflap_register_call): Remove __mf_init call.
81 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
82 to pass "-ignore-reads" option to libmudflap if needed.
84 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
87 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
88 (MAKE_DECL_ONE_ONLY): Undefine.
89 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
90 readonly_data, one_only_data_section, forget_section): New prototypes.
91 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
93 (pa_select_section): Add one-only (COMDAT) support.
94 * pa.h (struct machine_function): Define.
95 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
96 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
97 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
98 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
99 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
100 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
101 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
102 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
103 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
104 for EXTRA_SECTION_FUNCTIONS.
105 * doc/install.texi: Update binutils requirements.
108 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
110 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
111 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
112 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
114 (struct VEC): Use unsigned for num and alloc.
115 * vec.c (struct vec_prefix): Likewise.
116 (vec_o_reserve): Adjust.
118 * dbxout.c (dbxout_type): Fix printf format.
120 * tree.h (binfo_member): Remove.
121 * tree.c (binfo_member): Remove.
123 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
125 * tree.h: Include vec.h
126 (DEF_VEC_P(tree)): New type.
127 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
128 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
129 (BINFO_LANG_SLOT): Remove.
130 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
131 (struct tree_binfo): Turn base_binfos into a trailing
132 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
133 (binfo_lang_slots): Remove.
134 * tree.c (binfo_lang_slots): Remove.
135 (make_tree_binfo_stat): Take a base binfo count, not a
136 lang slot count. Adjust.
137 * Makefile.in (TREE_H): Add vec.h
138 * alias.c (record_component_aliases): Adjust BINFO access.
139 * dbxout.c (dbxout_type): Likewise.
140 * dwarf2out.c (gen_member_die): Likewise.
141 * sdbout.c (sdbout_one_type): Likewise.
142 * tree-dump.c (deque_and_dump): Likewise.
143 * config/i386/i386.c (classify_argument,
144 contains_128bit_aligned_vector_p): Likewise.
145 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
146 * doc/c-tree.texi (Classes): Update BINFO documentation.
148 2004-07-20 Steven Bosscher <stevenb@suse.de>
150 * c-common.h (check_case_value): Remove prototype.
151 (c_add_case_label): Adjust prototype.
152 * c-common.c (check_case_value): Make static.
153 (check_case_bounds): New function.
154 (c_add_case_label): Use it. Take new argument orig_type.
155 * c-typeck.c (struct c_switch): New orig_type field.
156 (c_start_case): Set it.
157 (do_case): Pass it to c_add_case_label.
158 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
159 cases from here. Add the labels in reverse order.
160 * stmt.c (struct case_node): Adjust comment. Remove balance field.
161 (add_case_node): Return nothing, don't check for duplicate cases.
162 Insert new case nodes in a list, not in an AVL tree.
163 (expand_end_case_type): Don't turn a case tree into a case list.
164 (case_tree2list): Remove.
165 * tree.h (add_case_node): Adjust prototype.
167 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
169 * genattr.c (struct range, struct function_unit,
170 write_units, extend_range, init_range): Remove them.
171 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
172 Output "#define INSN_SCHEDULING" here.
173 * genattrtab.c (struct range, struct function_unit_op,
174 struct function_unit, struct dimension, enum operator,
175 operate_exp, expand_units, simplify_knowing,
176 encode_units_mask, simplify_by_exploding,
177 find_and_mark_used_attributes, unmark_used_attributes,
178 add_values_to_cover, increment_current_value,
179 test_for_current_value, simplify_with_current_value,
180 simplify_with_current_value_aux, gen_unit,
181 write_unit_name, write_function_unit_info,
182 write_complex_function, write_toplevel_expr,
183 find_single_value, extend_range): Remove.
184 (write_attr_get): Do not handle common_av->value
186 (struct attr_desc): Remove func_units_p and blockage_p.
187 (write_attr_valueq): Do not handle them.
188 (find_attr): Do not clear them.
189 (make_internal_attr): Do not initialize them.
190 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
191 * sched-vis.c (init_target_units, insn_print_units,
192 init_block_visualization, print_block_visualization,
193 visualize_scheduled_insns, visualize_no_unit,
194 visualize_stall_cycles, visualize_alloc,
195 visualize_free, target_units, get_visual_tbl_length,
196 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
197 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
198 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
199 * haifa-sched.c (blockage_range, clear_units,
200 schedule_unit, actual_hazard, potential_hazard,
201 insn_unit, unit_last_insn, unit_tick,
202 actual_hazard_this_instance, potential_hazard,
203 schedule_unit, max_insn_queue_index_value): Remove.
204 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
205 max_insn_queue_index.
206 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
207 * doc/md.texi (Processor pipeline description): Remove
208 references to old pipeline descriptions.
209 (Automaton pipeline description): Merge with the above.
210 (Old pipeline description, Comparison of the two descriptions):
213 * bt-load.c (migrate_btr_def): Remove references to
214 use_pipeline_interface.
215 * haifa-sched.c (insn_cost, schedule_insn,
216 schedule_block, advance_one_cycle, sched_init,
217 queue_to_ready, sched_finish): Likewise.
218 * modulo-sched.c (sms_schedule, advance_one_cycle,
219 ps_has_conflicts): Likewise.
220 * sched-rgn.c (init_ready): Likewise.
221 (debug_dependencies): Likewise, and remove an "if (1)".
222 * target.h (use_dfa_pipeline_interface): Remove.
223 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
224 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
225 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
226 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
227 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
228 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
229 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
230 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
231 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
232 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
233 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
234 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
235 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
236 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
237 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
238 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
239 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
240 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
241 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
243 2004-07-19 Roger Sayle <roger@eyesopen.com>
245 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
247 2004-07-19 Jeff Law <law@redhat.com>
249 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
250 (get_eq_expr_value): Use it. Simplify slightly.
252 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
254 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
255 (umulsidi3_32bit_r4000): Likewise.
257 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
259 * vec.h: Propagate location information properly.
260 (VEC_T_iterate): Add result pointer parameter.
262 (VEC_T_reserve): Use it.
264 2004-07-19 Daniel Jacobowitz <dan@debian.org>
266 * Makefile.in (c-format.o): Depend on c-format.h.
267 * c-format.h: New file.
268 (struct format_char_info): Add CHAIN member.
269 * c-format.c: Move some types and constants to c-format.h.
270 (format_type_error): Set to -1.
271 (struct function_format_info): Use an int for format_type.
272 (decode_format_type): Return an int. Return format_type_error
274 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
275 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
276 (scan_char_table, time_char_table, monetary_char_table): Initialize
278 (n_format_types): New variable.
279 (check_format_info_main): Handle CHAIN in format_char_info.
280 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
281 TARGET_N_FORMAT_TYPES.
282 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
283 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
284 * config/sol2-c.c: New file.
285 * config/t-sol2: New file.
286 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
287 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
288 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
290 * doc/extend.texi (Target Format Checks): New section.
291 (Function Attributes): Mention it.
292 * doc/invoke.texi: Mention target format checks.
293 * doc/sourcebuild.texi: Mention target format checks.
294 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
297 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
299 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
301 * config/s390/s390.c (regclass_map initializer): Register 35 added to
303 (load_multiple_operation, store_multiple_operation): Removed
304 pointless sanity check.
305 (s390_decompose_address): Added check for return_address_pointer_rtx.
306 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
307 (s390_return_address_offset): New function.
308 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
309 (FRAME_REGNO_P): Added check for register 35.
310 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
311 REG_ALLOC_ORDER): Appended entry for register 35.
312 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
313 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
314 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
315 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
316 is eliminable using stack pointer or hard frame pointer.
317 (REGISTER_NAMES): Added name for register 35.
318 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
319 pointless sanity check.
321 2004-07-19 Roger Sayle <roger@eyesopen.com>
323 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
324 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
325 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
326 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
327 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
328 (fold_relational_const): Tidy up handling of floating point
329 comparisons by calling real_compare. Remove tree_expr_nonzero_p
330 transformation; fold_relational_const assumes constant operands.
332 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
334 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
337 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
339 * c-tree.h (struct c_expr): Define.
340 (C_SET_EXP_ORIGINAL_CODE): Remove.
341 (parser_build_binary_op, build_compound_expr): Update prototypes.
342 * c-parse.in (%union): Add exprtype.
343 (FUNC_NAME): Mark as ttype.
344 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
346 (expr): Update. Define directly in terms of expr_no_commas
347 instead of using nonnull_exprlist.
348 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
349 offsetof_member_designator, typespec_nonreserved_nonattr, init,
350 initval, designator, component_declarator,
351 component_notype_declarator, enumerator, array_declarator,
352 condition, exexpr, switch_statement, stmt_nocomp, stmt,
353 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
354 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
356 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
357 * c-common.c (c_common_truthvalue_conversion): Don't check
359 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
360 Don't use C_EXP_ORIGINAL_CODE.
361 (default_conversion, default_function_array_conversion): Don't use
362 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
363 (internal_build_compound_expr): Merge into build_compound_expr.
364 (build_compound_expr): Take two operands instead of a TREE_LIST.
365 * objc/objc-act.c (get_super_receiver): Update calls to
368 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
370 * config/sh/sh.c (sh_use_dfa_interface): Remove.
371 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
373 * config/sh/sh.md: Extract pipeline descriptions
375 * config/sh/sh1.md: New file, extracted from sh.md.
376 * config/sh/sh4.md: New file, extracted from sh.md.
377 * config/sh/shmedia.md: New file, extracted from sh.md
378 and rewritten using new-style pipeline description.
380 2004-07-18 Zack Weinberg <zack@codesourcery.com>
382 * config/pa/pa.md: Delete the two remaining define_peephole
385 2004-07-18 Steven Bosscher <stevenb@suse.de>
386 Joseph S. Myers <jsm@polyomino.org.uk>
388 * c-common.c (c_common_truthvalue_conversion): Don't warn if
389 TREE_NO_WARNING is set.
391 2004-07-18 Roger Sayle <roger@eyesopen.com>
393 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
394 simplify_builtin_strncmp): Delete.
395 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
396 Change argument to accept an arglist instead of an "exp". Assume
397 that the return type is always integer_type_node. Copy missing
398 transformations from their now obsolete simplify_builtin_*
400 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
401 fold_builtin_strcmp and fold_builtin_strncmp.
402 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
403 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
404 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
406 2004-07-18 Daniel Jacobowitz <dan@debian.org>
408 * Makefile.in (tree-alias-common.o): Update dependencies.
410 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
412 * cfgloop.c (flow_loop_nested_p): Fix comment.
414 2004-07-17 Jason Merrill <jason@redhat.com>
417 * stor-layout.c (relayout_decl): New fn.
418 * tree.h: Declare it.
419 (DECL_BY_REFERENCE): New macro.
421 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
423 * libgcc2.c (__enable_execute_stack): New symbol.
424 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
425 and declare __enable_execute_stack.
426 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
427 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
428 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
429 ENABLE_EXECUTE_STACK.
430 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
431 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
432 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
433 ENABLE_EXECUTE_STACK.
434 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
435 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
436 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
437 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
438 ENABLE_EXECUTE_STACK.
439 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
440 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
441 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
442 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
443 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
444 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
445 (sparc64_initialize_trampoline): Likewise.
446 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
448 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
450 * langhooks.h (builtin_function): New langhook.
451 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
452 (LANG_HOOKS_INITIALIZER): Update.
453 * tree.h (builtin_function): Remove.
454 * doc/tm.texi: Update.
455 * c-tree.h (builtin_function): Declare.
456 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
457 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
458 config/ia64/ia64.c, config/iq2000/iq2000.c,
459 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
460 config/stormy16/stormy16.c: All callers of builtin_function
463 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
466 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
467 Remove white space after the backslash.
469 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
471 PR rtl-optimization/16294
472 * resource.c (return_insn_p): New predicate.
473 (mark_target_live_regs): Use it. Special-case return insns.
474 (init_resource_info): Use it. Don't scan the epilogue past
477 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
479 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
480 destroy dominance information.
481 * passes.c (rest_of_handle_loop2): Free dominance information.
482 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
484 (thread_jumps): Update dominance information and remove unreachable
486 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
487 information and remove the unreachable block.
489 2004-07-17 Graham Stott <graham.stott@btinternet.com>
491 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
493 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
495 * doc/sourcebuild.texi: Remove libf2c entry.
497 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
499 * config/i386/i386.md (movv16qi_internal): Fix typo.
501 2004-07-17 Steven Bosscher <stevenb@suse.de>
503 * final.c (final_scan_insn): Fix broken commit from previous
506 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
508 * c-typeck.c (parser_build_binary_op): Condition warnings for
509 X<=Y<=Z on -Wparentheses instead of -Wextra.
510 * doc/invoke.texi: Update. Document that most of -Wparentheses is
511 supported for C only.
513 2004-07-17 Steven Bosscher <stevenb@suse.de>
515 * cfgcleanup.c (try_simplify_condjump): Don't remove line
516 notes to avoid unreachable code warnings.
517 * toplev.c (backend_init): Don't emit line notes for
518 unreachable code warnings.
520 * combine.c (distribute_notes): Don't distribute a
522 * final.c (final_scan_insn): Don't handle it.
523 * rtl.c (reg_note_name): Remove it.
524 * rtl.h (enum reg_node): Dito.
526 * emit-rtl.c (force_line_numbers, restore_line_number_status):
528 * rtl.h (force_line_numbers, restore_line_number_status):
531 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
532 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
533 (using_eh_for_cleanups): Also moved here.
535 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
536 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
537 to expand_start_case and add_case_node.
538 * stmt.c (struct nesting): Cleanup unused fields condition_code,
539 last_unconditional_cleanup, nominal_type, printname, and
541 (struct fixup_goto): Remove.
542 (struct stmt_status): Remove x_goto_fixup_chain field.
543 (goto_fixup_chain): Remove.
544 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
545 pushcase, pushcase_range): Remove.
546 (expand_start_bindings_and_block): Don't set unused fields in
548 (expand_start_case, add_case_node): Cleanup unused formal arguments.
549 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
550 instead of emit_jump_if_reachable.
551 (emit_case_nodes): Likewise.
552 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
554 (update_eh_label): Work around left-over exception handing regions.
555 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
556 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
557 (pass_cleanup_cfg_post_optimizing): New pass.
558 (init_tree_optimization_passes): Run the new pass after all
560 * tree.h (pushcase, pushcase_range): Remove prototypes.
561 (expand_start_case, add_case_node): Update prototypes.
563 2004-07-16 Krister Walfridsson <cato@df.lth.se>
565 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
567 2004-07-16 Richard Henderson <rth@redhat.com>
569 * builtins.c (std_expand_builtin_va_arg): Remove.
570 (expand_builtin_va_arg): Remove.
571 * expr.h: Don't declare them.
572 * gimplify.c (mark_decls_volatile_r): Remove.
573 (copy_if_shared_r): Don't call it.
574 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
575 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
576 * gimple-low.c (lower_stmt): Likewise.
577 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
578 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
579 * tree-ssa-operands.c (get_expr_operands): Likewise.
580 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
581 EXPAND_BUILTIN_VA_ARG.
582 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
583 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
584 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
585 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
587 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
589 * tree-ssa-pre.c (insert_aux): Break out if we hit
592 2004-07-16 Richard Henderson <rth@redhat.com>
594 * basic-block.h (remove_fake_exit_edges): Declare.
595 * cfganal.c (remove_fake_predecessors): Rename from
596 remove_fake_successors; iterate over predecessors.
597 (remove_fake_exit_edges): New.
598 * cfgcleanup.c (try_optimize_cfg): Use it.
599 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
600 * predict.c (estimate_probability): Likewise.
601 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
602 * tree-cfg.c (make_edges): Likewise.
603 * tree-ssa-pre.c (fini_pre): Likewise.
604 * profile.c (instrument_edges): Don't remove_fake_edges.
605 (branch_prob): Do it earlier here.
607 2004-07-16 Richard Henderson <rth@redhat.com>
609 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
610 switchification wrt CONSTRUCTOR. Document the reason.
612 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
614 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
615 that prevented descriptive __mf_check source location strings.
617 2004-07-16 Richard Henderson <rth@redhat.com>
619 * tree-def (WITH_SIZE_EXPR): New.
620 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
621 * expr.c (expand_expr_real_1): Likewise.
622 * gimplify.c (maybe_with_size_expr): New.
623 (gimplify_arg, gimplify_modify_expr): Use it.
624 (gimplify_modify_expr_to_memcpy): Take size parameter.
625 (gimplify_modify_expr_to_memset): Likewise.
626 (gimplify_expr): Handle WITH_SIZE_EXPR.
627 * tree-alias-common.c (find_func_aliases): Likewise.
628 * tree-eh.c (tree_could_trap_p): Likewise.
629 (tree_could_throw_p): Likewise.
630 * tree-gimple.c (is_gimple_lvalue): Likewise.
631 (get_call_expr_in): Likewise.
632 * tree-inline.c (estimate_num_insns_1): Likewise.
633 (expand_calls_inline): Likewise.
634 * tree-nested.c (convert_call_expr): Likewise.
635 * tree-pretty-print.c (dump_generic_node): Likewise.
636 * tree-sra.c (sra_walk_expr): Likewise.
637 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
638 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
639 * tree-ssa-operands.c (get_expr_operands): Likewise.
640 * tree-tailcall.c (find_tail_calls): Likewise.
642 * calls.c (expand_call): Reset old_stack_allocated after
643 calling emit_stack_restore.
645 2004-07-16 Richard Henderson <rth@redhat.com>
647 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
648 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
649 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
650 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
651 copy_res_decl_for_inlining.
653 * tree-inline.c (declare_return_variable): New modify_dest argument.
654 Use it as the return value, when possible or manditory. Handle
655 TREE_ADDRESSABLE types.
656 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
657 replacement of CALL_EXPR.
659 2004-07-16 Richard Henderson <rth@redhat.com>
661 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
662 * gimple-low.c (expand_var_p): Don't check it.
663 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
664 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
665 * tree-ssa-operands.c (add_stmt_operand): Likewise.
666 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
667 (find_referenced_vars): Don't call them.
668 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
670 2004-07-16 Richard Henderson <rth@redhat.com>
672 * function.c (pass_by_reference): True for all variable sized types.
674 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
676 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
677 * tree-pretty-print.c: Include tree-chrec.h.
678 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
679 and POLYNOMIAL_CHREC nodes.
681 2004-07-16 Steve Ellcey <sje@cup.hp.com>
683 * builtins.c (expand_builtin_stpcpy): Do not create temporary
686 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
688 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
690 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
692 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
694 * config/s390/s390.c: Likewise.
695 * config/s390/s390.h: Likewise.
697 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
699 * config/mips/mips.md (addsi3, adddi3): Remove special handling
700 of $sp adds. Remove REGNO checks from mips16 patterns.
702 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
704 * config/mips/mips.md: Delete outdated comment.
706 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
708 * config/mips/mips.c (get_float_compare_codes): Delete.
709 (mips_emit_compare): New function, mostly extracted from
710 get_float_compare_codes and gen_conditional_branch.
711 (gen_conditional_branch, gen_conditional_move): Use it.
713 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
715 * genautomata.c (add_vect): Speedup by using integers as
716 bit-vectors for walking through the comb_vect and finding
719 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
721 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
722 operand is an uns_arith_operand; use subtraction otherwise.
723 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
724 not just arith_operands.
726 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
728 * config/mips/mips-protos.h (gen_int_relational): Delete.
729 (mips_emit_scc): Declare.
730 * config/mips/mips.c (internal_test): Delete.
731 (sle_operand, sleu_operand): New functions.
732 (map_test_to_internal_test, gen_int_relational): Delete.
733 (mips_emit_binary, mips_relational_operand_ok_p)
734 (mips_emit_int_relational, mips_zero_if_equal)
735 (mips_emit_scc): New functions.
736 (gen_conditional_branch): Rework to use mips_emit_int_relational.
737 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
739 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
740 (sltu, sleu): Use mips_emit_scc.
741 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
742 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
743 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
745 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
747 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
749 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
751 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
752 (*sne_[sd]i): Likewise sne_[sd]i_zero.
753 (*sgt_[sd]i): ...and sgt_[sd]i.
754 (*slt_[sd]i): ...and slt_[sd]i.
755 (*sgtu_[sd]i): ...and sgtu_[sd]i.
756 (*sltu_[sd]i): ...and sltu_[sd]i.
757 (*sleu_[sd]i): ...and sleu_[sd]i_const.
758 Name previously unnamed mips16 patterns. Formatting fixes.
760 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
762 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
763 (branch_type): Delete.
764 (gen_conditional_branch, gen_conditional_move)
765 (mips_gen_conditional_trap): Update after name change. Get the
766 comparison mode from cmp_operands[0].
767 * config/mips/mips.h (cmp_type, branch_type): Delete.
768 (cmp_operands): Renamed from branch_cmp.
769 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
770 name change. Don't set branch_type.
771 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
772 mode class of cmp_operands[0] rather than branch_type. Update after
775 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
777 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
778 of 0...255 to 0 when inside a SET.
780 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
782 * config/mips/mips.md: Remove mips16 define_peepholes.
784 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
786 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
787 (fini_pre): Remove fake edges.
789 2004-07-15 Richard Henderson <rth@redhat.com>
791 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
792 (get_indirect_ref_operands, get_call_expr_operands): ... these.
794 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
796 * vec.h (VEC_address): New function.
798 2004-07-14 Jason Merrill <jason@redhat.com>
801 * gimplify.c (gimplify_arg): New fn, split out from...
802 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
804 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
806 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
807 generate code which is generated by pushqi1 now
808 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
810 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
812 * combine.c (simplify_set): match the mode of the constant 0 with
813 the tested operand to match the compare behaviour and the
814 simplify_relational_operation() expectation.
816 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
818 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
821 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
823 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
825 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
827 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
829 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
830 calls in mips16 code.
832 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
834 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
835 the destination of the li as well as for the neg.
837 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
840 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
841 * cgraph.h: Update declaration.
842 * c-decl.c (build_cdtor): Update call with default priority.
843 * coverage.c (create_coverage): Ditto.
844 * tree-mudflap.c (mf_init_fndecl): New tree.
845 (mudflap_init): Set it.
846 (mudflap_register_call): Arrange to call __mf_init before the first
848 (mudflap_finish_file): Mark the mudflap static initializer as extra
849 high priority, to beat all C++ static constructors.
851 2004-07-15 Jeff Law <law@redhat.com>
853 * loop.c (check_insn_for_givs): Restore check for code labels that was
854 accidentally deleted by a recent checkin.
856 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
858 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
859 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
861 2004-07-14 Richard Henderson <rth@redhat.com>
863 * print-tree.c (print_node): Fix casts last change.
865 2004-07-15 Paul Brook <paul@codesourcery.com>
867 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
868 to TARGET_UNWIND_INFO.
869 * except.c (output_function_exception_table): Ditto.
871 * opts.c (decode_options): Ditto.
872 * passes.c (rest_of_handle_final): Ditto.
873 * final.c (final_start_function): Ditto.
874 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
876 * targhooks.h (default_unwind_emit): Declare.
877 * targhooks.c (default_unwind_emit): New function.
878 * target-def.h: Define and use TARGET_UNWIND_EMIT.
879 * target.h (struct gcc_target): Add unwind_emit.
880 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
881 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
882 Remove IA64_UNWIND_EMIT.
883 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
885 2004-07-14 Richard Henderson <rth@redhat.com>
887 * print-tree.c (print_node): Handle SSA_NAME.
889 2004-07-14 James E Wilson <wilson@specifixinc.com>
892 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
893 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
895 2004-07-15 Jakub Jelinek <jakub@redhat.com>
897 * expr.c (expand_assignment): Reenable bitfield += optimizations.
898 Use alias set 0 for memory, do proper mode calculations and adjust
899 address for memories.
901 2004-07-14 Per Bothner <per@bothner.com>
903 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
904 structure with extra column field.
905 * tree.c (expand_location): Also fill in column field.
906 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
907 gets confused by the two conditionally-compiled definitions.
909 2004-07-14 Eric Christopher <echristo@redhat.com>
911 * calls.c (expand_call): Fix typo in comment.
913 2004-07-14 Steve Ellcey <sje@cup.hp.com>
915 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
916 comparision of TFmode.
918 2004-07-14 Richard Henderson <rth@redhat.com>
920 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
921 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
922 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
923 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
924 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
925 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
926 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
927 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
928 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
930 2004-07-14 Mike Stump <mrs@apple.com>
932 * config/darwin.h (WINT_TYPE): Define to be int to match
935 2004-07-14 Bob Wilson <bob.wilson@acm.org>
937 * config/xtensa/xtensa.c (function_arg_advance): Check for args
938 that must be passed in the stack.
939 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
940 arguments if the size is not a constant.
942 2004-07-14 Per Bothner <per@bothner.com>
944 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
945 instead of EXPR_LOCUS in a boolean context, which is always true
946 if --enable-mapped-location.
947 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
949 2004-07-14 Richard Henderson <rth@redhat.com>
951 * dominance.c (struct dom_info): Add fake_exit_edge.
952 (init_dom_info): Allocate it.
953 (free_dom_info): Free it.
954 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
956 (calc_idoms): Honor fake_exit_edge.
958 2004-07-13 Jason Merrill <jason@redhat.com>
960 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
961 (rhs_test_for): New fn.
962 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
963 * tree-gimple.h: Declare them.
964 * gimplify.c (gimplify_modify_expr): Use the new fns.
966 2004-07-14 Richard Henderson <rth@redhat.com>
968 * config/arm/arm-protos.h (arm_va_arg): Remove.
969 * config/arm/arm.c (arm_va_arg): Remove.
970 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
971 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
973 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
975 * pa.c (fix_range): New function to mark a range(s) of registers as
977 (override_options): Call fix_range if the -mfixed-range option string
979 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
980 * doc/invoke.texi (-mfixed-range): Document new option.
982 2004-07-14 David Edelsohn <edelsohn@gnu.org>
984 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
986 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
988 2004-07-14 Roger Sayle <roger@eyesopen.com>
990 * expmed.c (expand_sdiv_pow2): New function to expand signed division
991 by a positive power of two, split out from expand_divmod. Provide
992 an alternate implementation when shifts are expensive. Lower the
993 threshold for using a branchless implementation to BRANCH_COST >= 2.
994 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
996 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
998 * tree-dfa.c (make_rename_temp): *Really* work just
999 like create_tmp_var if called while outside SSA form.
1001 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
1003 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
1004 for division by zero.
1005 ("umodsi3"): Likewise.
1007 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1009 * config/mips/mips.c (mips_output_move): When generating mips16 code,
1010 force loads of negative constants to be split.
1011 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
1012 Generalize SImode li/neg splitter to cope with other modes.
1014 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1016 * expmed.c: Remove more references to QUEUED in the comments.
1019 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1022 2004-07-13 Richard Henderson <rth@redhat.com>
1023 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1026 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1028 * tree-dfa.c (make_rename_temp): Work just like
1029 create_tmp_var if called while outside SSA form.
1031 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1033 * expr.c (enqueue_insn, finish_expr_for_function,
1034 protect_from_queue, queued_subexp_p, mark_queue,
1035 emit_insns_enqueued_after_mark, emit_queue,
1036 expand_increment): Remove.
1037 (store_constructor): Expand increment as an assignment.
1038 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1039 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1040 case POSTDECREMENT_EXPR>): Abort.
1041 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1042 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1043 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1044 * function.h (pending_chain, x_pending_chain): Remove.
1045 * rtl.def (QUEUED): Remove.
1047 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1048 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1049 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1050 encode_units_mask): Likewise.
1051 * local-alloc.c (equiv_init_varies_p): Likewise.
1052 * rtl.c (copy_rtx): Likewise.
1053 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1054 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1055 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1057 * builtins.c (expand_builtin, expand_builtin_apply,
1058 expand_builtin_mathfn, expand_builtin_mathfn_2,
1059 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1060 Remove calls to emit_queue and protect_from_queue.
1061 * calls.c (expand_call, precompute_arguments,
1062 precompute_register_parameters, rtx_for_function_call,
1063 store_one_arg): Likewise.
1064 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1065 * explow.c (memory_address): Likewise.
1066 * expmed.c (clear_by_pieces_1, clear_storage,
1067 clear_storage_via_libcall, emit_group_load,
1068 emit_group_store, emit_store_flag,
1069 expand_expr_real_1, store_by_pieces,
1070 store_constructor, store_expr, try_casesi,
1071 try_tablejump): Likewise.
1072 * function.c (expand_pending_sizes): Likewise.
1073 * optabs.c (emit_cmp_and_jump_insns,
1074 emit_conditional_add, emit_conditional_move,
1075 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1076 * stmt.c (emit_case_bit_tests,
1077 expand_asm_expr, expand_computed_goto,
1078 expand_decl_init, expand_end_case_type,
1079 expand_end_stmt_expr, expand_expr_stmt_value,
1080 expand_return, expand_start_case,
1081 optimize_tail_recursion): Likewise.
1082 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1083 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1085 2004-07-14 Ben Elliston <bje@au.ibm.com>
1087 * vec.h: Comment fix.
1089 2004-07-13 Richard Henderson <rth@redhat.com>
1091 * target.h (struct gcc_target): Add calls.pass_by_reference.
1092 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1093 * function.c (pass_by_reference): Use the hook.
1094 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1095 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1096 (hook_pass_by_reference_must_pass_in_stack): New.
1097 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1098 (alpha_pass_by_reference): New.
1099 (TARGET_PASS_BY_REFERENCE): New.
1100 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1101 * config/arc/arc.c (arc_pass_by_reference): New.
1102 (TARGET_PASS_BY_REFERENCE): New.
1103 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1104 (FUNCTION_ARG_CALLEE_COPIES): True.
1105 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1106 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1107 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1108 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1109 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1110 * config/cris/cris.c (cris_pass_by_reference): New.
1111 (TARGET_PASS_BY_REFERENCE): New.
1112 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1113 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1114 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1115 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1116 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1117 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1118 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1119 (frv_function_arg_pass_by_reference): Remove.
1120 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1121 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1122 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1123 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1124 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1125 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1126 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1127 (ia64_pass_by_reference): Rename from
1128 ia64_function_arg_pass_by_reference.
1129 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1130 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1131 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1132 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1133 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1134 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1135 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1136 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1137 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1138 (m32r_pass_by_reference): Adjust prototype. Make static.
1139 Handle mode sizes correctly.
1140 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1141 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1142 (m68hc11_function_arg_pass_by_reference): Remove.
1143 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1144 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1145 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1146 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1147 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1148 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1149 (mips_va_arg): Use pass_by_reference.
1150 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1151 Handle mode sizes correctly.
1152 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1153 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1154 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1155 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1156 (mmix_pass_by_reference): Rename from
1157 mmix_function_arg_pass_by_reference.
1158 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1159 (FUNCTION_ARG_CALLEE_COPIES): True.
1160 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1161 (mn10300_pass_by_reference): New.
1162 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1163 (FUNCTION_ARG_CALLEE_COPIES): True.
1164 * config/pa/pa.c (pa_pass_by_reference): New.
1165 (TARGET_PASS_BY_REFERENCE): New.
1166 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1167 (FUNCTION_ARG_CALLEE_COPIES): True.
1168 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1169 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1170 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1171 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1172 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1173 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1174 (s390_pass_by_reference): Rename from
1175 s390_function_arg_pass_by_reference.
1176 (s390_function_arg_advance): Don't query pass-by-ref.
1177 (s390_function_arg): Likewise.
1178 (s390_gimplify_va_arg): Use pass_by_reference.
1179 (s390_call_saved_register_used): Likewise.
1180 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1181 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1182 (shcompact_byref, sh_pass_by_reference): New.
1183 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1184 (SHCOMPACT_BYREF): Remove.
1185 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1186 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1187 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1188 (sparc_gimplify_va_arg): Use pass_by_reference.
1189 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1190 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1191 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1192 (v850_pass_by_reference): New.
1193 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1194 (FUNCTION_ARG_CALLEE_COPIES): True.
1195 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1196 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1198 2004-07-14 Richard Henderson <rth@redhat.com>
1199 Richard Sandiford <rsandifo@redhat.com>
1201 * config/mips/mips-protos.h (mips_va_arg): Delete.
1202 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1203 * config/mips/mips.c: Include tree-gimple.h.
1204 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1205 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1206 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1207 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1209 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1211 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1212 arguments for COND_EXPR in big-endian adjustment code.
1214 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1217 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1218 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1219 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1221 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1223 PR tree-optimization/16443
1224 * tree-ssa-alias.c: Add more description for
1225 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1226 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1227 clobbering of call-clobbered and addressable variables. If
1228 there are any before aliases have been computed, add them.
1230 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1232 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1235 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1237 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1238 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1241 2004-07-13 Per Bothner <per@bothner.com>
1243 * collect2.c (main): Handle --no-demangle and --demangle flags.
1245 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1247 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1248 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1249 (tree-data-ref.o): New rule.
1250 * lambda.h: New file.
1251 * tree-data-ref.c: New file.
1252 * tree-data-ref.h: New file.
1253 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1254 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1256 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1259 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1260 * config/sparc/sparc.c (output_ubranch): New function.
1261 * config/sparc/sparc.md (jump pattern): Use it.
1263 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1266 * config/sparc/sparc.c (output_cbranch): Properly guard
1267 the code handling far branches with TARGET_V9.
1268 * config/sparc/sparc.md (length attribute): Document the
1269 side-effect of having a length greater or equal to 3.
1271 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1272 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1275 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1276 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1278 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1279 Martin Sebor <sebor@roguewave.com>
1282 * doc/invoke.texi (SPARC options): Document -threads
1283 and -pthreads on Solaris.
1285 2004-07-13 Richard Henderson <rth@redhat.com>
1287 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1289 (ind_gimplify_va_arg_expr): Remove.
1290 * tree.h (ind_gimplify_va_arg_expr): Remove.
1291 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1292 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1295 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1296 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1297 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1298 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1299 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1301 2004-07-13 Richard Henderson <rth@redhat.com>
1303 * function.c (pass_by_reference): New.
1304 (assign_parm_find_data_types): Use it.
1305 * calls.c (initialize_argument_information): Likewise.
1306 (emit_library_call_value_1): Likewise.
1307 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1308 * function.h (pass_by_reference): Declare.
1310 2004-07-13 Richard Henderson <rth@redhat.com>
1312 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1313 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1314 * expr.h (MUST_PASS_IN_STACK): Remove.
1315 * system.h (MUST_PASS_IN_STACK): Poison.
1316 * tree.h (must_pass_in_stack_var_size): Declare.
1317 (must_pass_in_stack_var_size_or_pad): Declare.
1318 * calls.c (must_pass_in_stack_var_size): New.
1319 (must_pass_in_stack_var_size_or_pad): Rename from
1320 default_must_pass_in_stack.
1321 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1322 (TARGET_MUST_PASS_IN_STACK): New.
1323 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1324 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1325 (TARGET_MUST_PASS_IN_STACK): New.
1326 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1327 * config/frv/frv.c (frv_must_pass_in_stack): New.
1328 (TARGET_MUST_PASS_IN_STACK): New.
1329 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1330 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1331 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1332 (ix86_must_pass_in_stack): Make static.
1333 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1334 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1335 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1336 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1337 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1338 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1339 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1340 (mcore_must_pass_on_stack): Remove.
1341 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1342 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1343 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1344 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1345 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1346 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1347 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1348 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1349 (TARGET_MUST_PASS_IN_STACK): New.
1350 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1351 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1352 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1353 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1354 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1355 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1356 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1359 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1360 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1361 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1362 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1363 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1364 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1365 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1366 config/xtensa/xtensa.c: Use target hook.
1368 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1370 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1371 * configure: Rebuilt.
1373 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1375 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1376 * config/mips/mips.h (mips_reg_names): Don't declare.
1377 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1378 (TARGET_NAME_REGS): Delete.
1379 (TARGET_SWITCHES): Remove -mrnames.
1380 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1381 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1383 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1384 (override_options): Remove handling of TARGET_NAME_REGS.
1386 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1388 * config/mips/mips.h (TARGET_*): Boolify.
1390 2004-07-12 Nick Clifton <nickc@redhat.com>
1392 * config.gcc: Add sh-*-symbianelf target.
1393 * config/sh/sh.c: Add new target macros:
1394 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1395 TARGET_CXX_IMPORT_EXPORT_CLASS.
1396 (sh_file_start): Create a definition of the .directive section.
1397 (sh_attribute): Add dllimport and dllexport attributes.
1398 * config/sh/symbian-pre.h: New file.
1399 * config/sh/symbian-post.h: New file.
1400 * config/sh/symbian.c: New file. Contains Symbian specific
1402 * config/sh/sh-protos.h: Add prototypes for new functions
1403 provided by symbian.c.
1404 * config/sh/t-symbian: New file.
1405 * doc/extend.texi: Document support for dllimport and dllexport
1406 attributes by the sh-symbianelf target.
1408 2004-07-12 James E Wilson <wilson@specifixinc.com>
1410 * Makefile.in (AR): Use @AR@ not ar.
1412 (AR_FOR_TARGET): Use $(AR) not ar for native.
1413 (NM_FOR_TARGET): Use $(NM) not nm for native.
1414 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1415 * configure: Regenerate.
1417 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1419 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1421 (ashldi3_sp64): Likewise.
1423 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1426 * pa.c (function_arg): Update comment.
1427 * pa.h (BLOCK_REG_PADDING): Define.
1429 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1431 PR tree-optimization/16461
1432 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1433 arguments of phi nodes.
1435 2004-07-12 Devang Patel <dpatel@apple.com>
1437 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1439 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1441 * function.c (expand_function_start): Ensure r_save is in Pmode.
1442 * calls.c (prepare_call_address): Ensure static_chain_value is
1444 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1445 r_save_area are in Pmode.
1446 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1447 fnaddr, and static_chain are in Pmode.
1449 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1452 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1454 2004-07-12 Richard Henderson <rth@redhat.com>
1456 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1457 next to build_builtin_va_list.
1458 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1459 * builtins.c (gimplify_va_arg_expr): Likewise.
1460 * gimplify.c (copy_if_shared_r): Likewise.
1462 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1464 * passes.c (rest_of_decl_compilation): Don't defer call of
1465 assemble_variable if its DECL_RTL is already set.
1467 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1469 * cfgloop.h (struct loop): Add nb_iterations field.
1470 (current_loops): Declare.
1471 * tree-chrec.c (chrec_not_analyzed_yet,
1472 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1473 chrec_contains_symbols_defined_in_loop): Remove the temporary
1475 * tree-flow-inline.h (loop_containing_stmt): New function.
1476 * tree-scalar-evolution.c: Add implementation.
1477 * tree-scalar-evolution.h: Add declarations.
1479 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1481 PR rtl-optimization/15921
1482 * Makefile.in (global.o): Add recog.h.
1484 * global.c (recog.h): Add the include-clause.
1485 (bb_info): New member earlyclobber.
1486 (allocate_bb_info, free_bb_info): Initialize/finish the new
1488 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1490 (check_earlyclobber, regclass_intersect,
1491 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1493 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1494 (make_accurate_live_analysis): Modify pavin.
1496 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1498 * tree-cfg.c (find_taken_edge): Statically compute the truth
1499 value of a predicate comparing an SSA_NAME to itself.
1501 2004-07-12 Roger Sayle <roger@eyesopen.com>
1503 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1504 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1505 by returning the cost of a multiplication plus an addition.
1507 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1509 PR tree-optimization/14107
1510 * gimplify.c (gimplify_return_expr): Accept a
1511 RETURN_EXPR with an error argument.
1512 * tree-optimize.c (init_tree_optimization_passes):
1513 Run pass_warn_function_return at -O0.
1515 2004-07-12 Roger Sayle <roger@eyesopen.com>
1517 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1520 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1522 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1523 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1524 * config/mips/3000.md: Add copyright notice. Remove automota and
1525 function units; use generic ones instead. Only define reservations
1526 for things that are different from generic.md. Extend each clause
1528 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1529 * config/mips/mips.md: Include them. Remove define_function_units.
1530 (alu, imuldiv): New automata and units.
1532 2004-07-12 Ben Elliston <bje@au.ibm.com>
1534 * doc/invoke.texi (Optimize Options): Document -frename-registers
1535 not being enabled by default at -O3.
1537 2004-07-11 Roger Sayle <roger@eyesopen.com>
1539 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1540 floating point additions, to keep real immediate constant positive.
1541 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1542 into X + C, and leave positive real constants as X - C.
1544 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1546 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1548 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1550 PR tree-optimization/15654
1551 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1553 2004-07-11 Roger Sayle <roger@eyesopen.com>
1555 * builtins.c (fold_builtin_fputs): Don't bother converting the
1556 return type to integer_type_node, as we've already checked that
1557 the result will be ignored.
1559 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1560 that signed addition, subtraction, multiplication, division,
1561 remainder, negation and absolute value may potentially trap.
1563 * fold-const.c (fold_ignored_result): New function to strip
1564 non-side-effecting tree nodes from an expression whose result
1566 (fold_convert): Call fold_ignored_result when casting a value
1568 (omit_one_operand): Call fold_ignored_result on the "omitted"
1569 operand when building a COMPOUND_EXPR.
1570 (pedantic_omit_one_operand): Likewise.
1571 * tree.h (fold_ignored_result): Prototype here.
1572 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1573 when we're going to ignore the result.
1575 2004-07-11 Richard Henderson <rth@redhat.com>
1578 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1579 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1580 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1581 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1582 (sra_elt_eq): Use fields_compatible_p.
1583 (generate_one_element_ref): Use find_compatible_field.
1585 2004-07-11 Richard Henderson <rth@redhat.com>
1588 * tree-sra.c (generate_one_element_init): New.
1589 (generate_element_init): Use it.
1590 (scalarize_init): Push/pop gimplify context around it.
1591 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1592 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1594 2004-07-11 Roger Sayle <roger@eyesopen.com>
1596 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1597 combine.c's combine_insn_cost.
1598 * rtl.h (insn_rtx_cost): Prototype here.
1599 * combine.c (combine_insn_cost): Delete function.
1600 (combine_validate_cost): Update callers of combine_insn_cost to
1601 call insn_rtx_cost instead.
1602 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1603 requesting the rtx_cost of call and/or jump instructions.
1605 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1606 rtx_cost directly. Don't request/use the cost of call or jump
1607 instructions. Return -1 if the cost of any instruction can't be
1608 determined (or the BB contains a function call).
1609 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1610 -1 (i.e. can't determine the cost of any instruction or the basic
1611 block contains a subroutine call).
1612 (find_if_case_2): Likewise.
1614 2004-07-11 Roger Sayle <roger@eyesopen.com>
1616 * rs6000.c (struct processor_costs): Change semantics of fields to
1617 include the COST_N_INSNS scaling, and update all initializers.
1618 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1619 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1620 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1621 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1623 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1625 * LANGUAGES: Remove obsolete information.
1627 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1629 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1630 SIGBUS signal frames, the PSW address points *to* the faulting
1631 instruction, not after it.
1633 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1635 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1636 added to TLS symbol addresses.
1638 2004-07-11 Richard Henderson <rth@redhat.com>
1640 * expmed.c (init_expmed): Use stack-local structures for
1641 temporary rtl. Don't recognize shifts.
1643 2004-07-11 Richard Henderson <rth@redhat.com>
1645 * expr.c (store_expr): Don't fiddle subreg promotion for types
1646 with precision smaller than the mode.
1648 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1650 * tree.h (all_types_permanent): Remove.
1652 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1654 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1655 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1656 * langhooks.c (lhd_clear_binding_stack): Remove.
1657 * langhooks-def.h (lhd_clear_binding_stack,
1658 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1659 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1660 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1661 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1662 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1663 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1664 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1665 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1666 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1667 * tree.h (poplevel): Don't declare.
1668 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1669 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1670 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1671 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1674 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1676 PR tree-optimization/16437
1677 * c-common.c (shorten_compare): Don't mark result of conversion to
1678 narrower signed type as overflowing.
1679 * fold-const.c (decode_field_reference): Determine whether
1680 signedness comes from outer type using precision rather than size.
1682 2004-07-11 Phil Edwards <phil@codesourcery.com>
1684 * configure.ac: Alphabetize --enable-checking list, add
1685 missing valgrind entry.
1686 * configure: Regenerate.
1688 2004-07-11 Phil Edwards <phil@codesourcery.com>
1690 * doc/install.texi (Testing): Fix syntax in "make check" example.
1692 2004-07-10 James E Wilson <wilson@specifixinc.com>
1694 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1696 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1698 PR rtl-optimization/16001
1699 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1702 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1704 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1706 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1707 James Morrison <phython@gcc.gnu.org>
1709 * doc/contrib.texi (Contributors): Add gfortran contributors and
1710 fix a couple of typos.
1712 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1714 PR rtl-optimization/15387
1715 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1716 to incoming args space correctly.
1718 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1720 * pa.c (output_indirect_call): Only use %r2 as the link register in
1721 indirect calls with the long PA 2.0 pc-relative branch.
1723 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1725 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1726 for the default tuning if TARGET_64BIT.
1728 2004-07-10 Richard Henderson <rth@redhat.com>
1730 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1731 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1733 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1735 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1736 * expmed.c (store_bit_field, extract_bit_field): Remove last
1738 * builtins.c (expand_builtin_signbit): Adjust callers.
1739 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1740 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1741 * ifcvt.c (noce_emit_move_insn): Likewise.
1742 * stmt.c (expand_return): Likewise.
1743 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1744 store_field, expand_expr_real_1): Likewise.
1746 2004-07-10 Richard Henderson <rth@redhat.com>
1748 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1750 2004-07-09 Mike Stump <mrs@apple.com>
1752 * config/darwin.c (no_dead_strip): Add.
1753 (HAVE_DEAD_STRIP): Add.
1754 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1757 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1759 * tree-ssa-loop-im.c: New file.
1760 * Makefile.in (tree-ssa-loop-im.o): Add.
1761 * cfgloop.c (superloop_at_depth): New function.
1762 * cfgloop.h (superloop_at_depth): Declare.
1763 * common.opt (ftree-lim): New flag.
1764 * expr.c (array_ref_up_bound): New function.
1765 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1766 * timevar.def (TV_LIM): New timevar.
1767 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1768 computing immediate uses of a phi node.
1769 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1770 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1771 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1772 * tree-pass.h (pass_lim): Declare.
1773 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1775 (pass_lim): New pass structure.
1776 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1777 * tree.c (in_array_bounds_p): New function.
1778 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1779 (in_array_bounds_p, array_ref_up_bound): Declare.
1780 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1781 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1783 2004-07-09 Richard Henderson <rth@redhat.com>
1785 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1787 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1790 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1792 * flags.h: Delete redundant prototypes that are being generated
1793 in options.h from common.opt.
1794 * common.opt: Add in the expository comments formerly in flags.h.
1796 2004-07-09 Jan Beulich <jbeulich@novell.com>
1798 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1799 available for use only when TARGET_MMX/_SSE is set, and check for
1800 variable argument function if any register count is non-zero.
1801 (function_arg): Correctly suppress repeated warnings for passing SSE
1802 vectors are arguments without SSE enabled.
1803 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1804 would be SSE register modes does no longer influence the alignment.
1806 2004-07-09 Richard Henderson <rth@redhat.com>
1808 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1809 Always align upward to arg boundary. Use size_in_bytes/round_up.
1810 Maintain type-correctness of constants.
1811 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1813 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1815 * config/sparc/sparc.c (*_costs): Scale instruction costs
1817 (sparc_rtx_costs): Adjust as appropriate.
1819 2004-07-09 Jan Beulich <jbeulich@novell.com>
1821 * config/i386/mm3dnow.h: New.
1822 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1824 2004-07-09 Richard Henderson <rth@redhat.com>
1826 * simplify-rtx.c (simplify_const_relational_operation): Only
1827 look at bounds of scalar integers.
1829 2004-07-09 Jan Beulich <jbeulich@novell.com>
1831 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1833 2004-07-09 Andrew Pinski <apinski@apple.com>
1835 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1837 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1838 UOBJC_METACLASS_decl.
1840 2004-07-09 James E Wilson <wilson@specifixinc.com>
1843 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1844 do return a parallel if hfa_mode == XFmode and mode == TImode.
1846 2004-07-09 Jan Beulich <jbeulich@novell.com>
1848 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1849 permissible for unary plus.
1851 2004-07-09 Jan Beulich <jbeulich@novell.com>
1853 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1854 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1855 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1856 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1857 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1858 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1859 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1860 (BUILTIN_xxxIMAX): New.
1861 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1862 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1863 BUILT_IN_PARITYIMAX.
1865 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1867 * config/sparc/sparc.h (processor_costs): Define.
1868 (sparc_costs): Declare.
1869 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1870 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1871 ultrasparc3_costs): New.
1872 (sparc_override_options): Set sparc_costs as appropriate.
1873 (sparc_rtx_costs): Use sparc_costs instead of messy
1876 2004-07-09 Steven Bosscher <stevenb@suse.de>
1878 * doc/md.texi (Processor pipeline description): Mention that
1879 the old pipeline description is deprecated.
1881 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1882 mciu_7450 function unit to...
1883 (automaton ppc7450mciu): ...new automaton.
1885 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1886 (schedule_block): Don't consider inserting bubbles.
1887 (sched_init): Don't initialize DFA bubbles.
1888 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1889 TARGET_SCHED_DFA_BUBBLE): Remove.
1890 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1891 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1892 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1894 * stmt.c (conditional_context): Remove prototype.
1895 * tree.h (conditional_context): Remove.
1896 * tree-cfg.c (pre_insert_on_edge): Remove.
1898 * c-common.h (c_expand_asm_operands): Remove prototype.
1899 * c-typeck.c (c_expand_asm_operands): Remove.
1901 2004-07-09 Jan Beulich <jbeulich@novell.com>
1903 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1904 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1905 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1906 and V8QI are class SSE. All sufficiently small remaining vector modes
1907 must be passed in one or two integer registers.
1908 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1910 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1911 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1912 and must thus be handled explicitly.
1913 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1915 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1916 movv2sf_internal): Permit moving between MMX and XMM registers (since
1917 MMX areguments and return values are passed in XMM registers).
1918 (sse2_umulsidi3): Correct type and mode.
1920 2004-07-09 Richard Henderson <rth@redhat.com>
1922 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1924 2004-07-09 Eric Christopher <echristo@redhat.com>
1926 * config/rs6000/40x.md: Split into two automatons.
1928 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1929 Andrew Pinski <apinski@apple.com>
1931 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1932 on when we have more than one input file.
1933 (c_common_parse_file): Restore loop over all input files.
1934 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1936 * c-decl.c (set_type_context): New function.
1937 (pop_scope): Use it to set context of types. When we
1938 encounter a TYPE_DECL, set the context of the attached type too.
1939 (pop_file_scope): Don't call cpp_undef_all here.
1940 (diagnose_mismatched_decls): Do not complain about a second
1941 definition of an 'extern inline' function if it's not in the
1942 same translation unit. Do not complain about inline
1943 declaration after use if the use was in a different
1945 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1946 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1948 (pushdecl_top_level): Likewise.
1949 (grokdeclarator): Clarify what is going on with setting
1950 DECL_EXTERNAL on function types, a little.
1951 (c_write_global_declarations): Don't do anything if
1952 -fsyntax-only or errors have been encountered.
1954 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1956 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1958 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1961 * pa.c (output_indirect_call): Use %r2 as the link register when
1962 calling $$dyncall with a pc-relative branch.
1964 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1966 * doc/install.texi (Binaries): Mention OpenPKG.
1968 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1970 Fix PR tree-optimization/15555
1971 * tree-dfa.c (dump_variable): If the variable is a pointer
1972 SSA_NAME, also dump its points-to information.
1973 * tree-flow.h (struct ptr_info_def): Add field
1975 (dump_points_to_info_for): Declare.
1976 (debug_points_to_info_for): Declare.
1977 * tree-optimize.c (init_tree_optimization_passes): Add a
1978 second alias analysis pass after DOM2.
1979 Move pass_del_pta to a later spot.
1980 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1981 create a name tags when we find a dereferenced pointer. Just
1982 mark the pointer dereferenced.
1983 (collect_points_to_info_for): Move code to clear points-to
1984 information to create_name_tags.
1985 (create_name_tags): New function.
1986 (compute_flow_sensitive_aliasing): Call it.
1987 (setup_pointers_and_addressables): Mark type tags for renaming
1989 (create_memory_tag): ... here.
1990 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1991 (dump_points_to_info_for): Declare extern.
1992 (debug_points_to_info_for): New function.
1994 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1996 * config/arc/arc.md: Switch to DFA-based scheduler description.
1997 * config/arc/arc.c: Switch to DFA-based scheduler description.
1999 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2001 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
2004 2004-07-09 Richard Henderson <rth@redhat.com>
2006 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
2007 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2008 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
2009 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2011 * config/v850/v850-protos.h (v850_va_arg): Remove.
2012 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2013 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
2014 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
2015 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
2016 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
2018 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2021 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2022 and DImode to use +/-4k offset.
2024 2004-07-09 Richard Henderson <rth@redhat.com>
2026 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2028 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2029 (xstormy16_gimplify_va_arg_expr): Rewrite from
2030 xstormy16_expand_builtin_va_arg.
2031 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2033 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2034 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2036 * config/sh/sh-protos.h (sh_va_arg): Remove.
2037 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2038 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2039 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2041 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2042 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2043 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2044 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2046 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2047 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2048 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2049 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2051 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2053 * config/sparc/sparc.md (return): Rewrite length formula.
2054 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2055 argument to final_scan_insn when in a delay slot.
2056 (output_sibcall): Likewise.
2058 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2060 * arm.c (arm_cpp_interwork): New variable.
2061 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2063 * arm.h (arm_cpp_interwork): Declare it.
2064 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2065 __THUMB_INTERWORK__ in the preprocessor.
2067 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2069 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2071 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2074 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2075 Override default settings to account for -m32 and -m64.
2077 2004-07-08 Randolph Chung <tausq@debian.org>
2079 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2081 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2083 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2084 before comparing it as such.
2086 2004-07-08 Richard Henderson <rth@redhat.com>
2088 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2089 temporary. Use bit arithmetic to align.
2091 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2093 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2094 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2095 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2096 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2097 add_labels_and_missing_jumps, find_jump_block,
2098 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2100 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2101 link_btr_uses, move_btr_def): Likewise.
2102 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2103 expand_builtin_expect_jump): Likewise.
2104 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2105 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2106 * cfganal.c (forwarder_block_p): Likewise.
2107 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2108 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2109 find_bb_boundaries): Likewise.
2110 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2111 merge_blocks_move_predecessor_nojumps,
2112 merge_blocks_move_successor_nojumps, insns_match_p,
2113 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2114 try_optimize_cfg): Likewise.
2115 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2116 * cfglayout.c (skip_insns_after_block, label_for_bb,
2117 record_effective_endpoints, insn_locators_initialize,
2118 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2119 * cfgmainloop.c (create_loop_notes): Likewise.
2120 * cfgrtl.c (delete_insn, delete_insn_chain,
2121 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2122 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2123 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2124 redirect_branch_edge, force_nonfallthru_and_redirect,
2125 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2126 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2127 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2128 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2129 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2130 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2131 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2132 * combine.c (combine_instructions, can_combine_p, try_combine,
2133 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2134 distribute_notes, distribute_links, insn_cuid): Likewise.
2135 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2136 invalidate_skipped_block, cse_set_around_loop,
2137 cse_end_of_basic_block, cse_main, cse_basic_block,
2138 cse_condition_code_reg): Likewise.
2139 * cselib.c (cselib_process_insn): Likewise.
2140 * ddg.c (create_ddg): Likewise.
2141 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2143 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2144 gen_label_die, dwarf2out_var_location): Likewise.
2145 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2146 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2147 last_call_insn, active_insn_p, next_label, prev_label,
2148 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2149 add_insn_before, remove_insn, add_function_usage_to,
2150 reorder_insns, find_line_note, remove_unnecessary_notes,
2151 emit_insn_after_1, classify_insn): Likewise.
2152 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2153 connect_post_landing_pads, sjlj_mark_call_sites,
2154 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2155 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2156 convert_to_eh_region_ranges): Likewise.
2157 * explow.c (optimize_save_area_alloca): Likewise.
2158 * expr.c (expand_expr_real): Likewise.
2159 * final.c (insn_current_reference_address, compute_alignments,
2160 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2161 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2162 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2163 propagate_block_delete_insn, propagate_one_insn,
2164 init_propagate_block_info, propagate_block, libcall_dead_p,
2165 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2167 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2168 expand_function_start, expand_function_end, contains,
2169 thread_prologue_and_epilogue_insns,
2170 reposition_prologue_and_epilogue_notes): Likewise.
2171 * gcse.c (constprop_register, bypass_conditional_jumps,
2172 insert_insn_end_bb, gcse_after_reload): Likewise.
2173 * genemit.c (gen_expand, gen_split): Likewise.
2174 * genpeep.c (gen_peephole, main): Likewise.
2175 * global.c (build_insn_chain): Likewise.
2176 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2177 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2178 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2179 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2180 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2181 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2182 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2183 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2184 dead_or_predicable): Likewise.
2185 * integrate.c (try_constants): Likewise.
2186 * jump.c (rebuild_jump_labels, cleanup_barriers,
2187 purge_line_number_notes, init_label_info, mark_all_labels,
2188 squeeze_notes, get_label_before, get_label_after,
2189 reversed_comparison_code_parts, simplejump_p, pc_set,
2190 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2191 delete_barrier, delete_prior_computation, delete_computation,
2192 delete_related_insns, delete_for_peephole, redirect_jump):
2194 * lcm.c (optimize_mode_switching): Likewise.
2195 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2197 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2198 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2199 * loop-iv.c (simplify_using_assignment): Likewise.
2200 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2201 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2202 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2203 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2204 check_insn_for_givs, check_final_value, update_giv_derive,
2205 basic_induction_var, product_cheap_p, check_dbra_loop,
2206 loop_insn_first_p, last_use_this_basic_block,
2207 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2208 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2209 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2210 sms_schedule_by_order): Likewise.
2211 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2212 * postreload.c (reload_cse_simplify_operands, reload_combine,
2213 reload_cse_move2add): Likewise.
2214 * predict.c (can_predict_insn_p, estimate_probability,
2215 expected_value_to_br_prob, process_note_predictions): Likewise.
2216 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2217 * profile.c (branch_prob): Likewise.
2218 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2219 detect_webs_set_in_cond_jump): Likewise.
2220 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2221 ra_print_rtl_with_bb): Likewise.
2222 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2223 * recog.c (next_insn_tests_no_inequality, find_single_use,
2224 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2225 * reg-stack.c (next_flags_user, record_label_references,
2226 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2227 compensate_edge, convert_regs_1): Likewise.
2228 * regclass.c (scan_one_insn): Likewise.
2229 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2230 regmove_optimize, fixup_match_1, single_set_for_csa,
2231 combine_stack_adjustments_for_block): Likewise.
2232 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2233 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2234 find_equiv_reg): Likewise.
2235 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2236 reload_as_needed, emit_input_reload_insns, do_output_reload,
2237 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2239 * reorg.c (find_end_label, emit_delay_sequence,
2240 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2241 get_jump_flags, rare_destination, mostly_true_jump,
2242 try_merge_delay_insns, redundant_insn, own_thread_p,
2243 fill_simple_delay_slots, fill_slots_from_thread,
2244 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2245 dbr_schedule): Likewise.
2246 * resource.c (find_basic_block, next_insn_no_annul,
2247 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2248 * rtl.h (RTX_PREV): Likewise.
2249 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2250 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2251 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2252 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2253 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2254 find_first_parameter_load, can_hoist_insn_p): Likewise.
2255 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2256 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2257 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2258 schedule_ebbs): Likewise.
2259 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2260 is_conditionally_protected, can_schedule_ready_p,
2261 add_branch_dependences, debug_dependencies): Likewise.
2262 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2264 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2265 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2266 set_dominates_use, ujump_to_loop_cont): Likewise.
2267 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2268 * varasm.c (output_constant_pool_1): Likewise.
2270 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2272 * tree-scalar-evolution.c: New file.
2273 * tree-scalar-evolution.h: New file.
2274 * tree-ssa-loop-niter.c: New file.
2275 * Makefile.in (SCEV_H): New.
2276 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2277 * cfgloop.h (struct loop): Add bounds field.
2278 * tree-flow.h (struct tree_niter_desc): New type.
2279 (number_of_iterations_cond, number_of_iterations_exit,
2280 loop_niter_by_eval, find_loop_niter_by_eval,
2281 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2282 free_numbers_of_iterations_estimates): Declare.
2283 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2284 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2285 * doc/invoke.texi (max-iterations-to-track): Document.
2287 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2289 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2290 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2291 (MODE_AFTER): Add cast appropriately.
2292 * config/sh/sh.md (movdi splitter): Likewise.
2293 (casesi_worker_2): Add const qualifier appropriately.
2294 (eh_return): Remove unused variable.
2295 (insv): Initialize v;
2297 2004-07-08 Richard Henderson <rth@redhat.com>
2299 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2300 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2301 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2302 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2303 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2305 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2306 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2307 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2308 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2310 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2311 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2312 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2313 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2315 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2316 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2317 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2318 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2320 * config/i860/i860-protos.h (i860_va_arg): Remove.
2321 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2322 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2323 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2325 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2327 * system.h: Prototype getpagesize if missing.
2328 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2329 * configure: Regenerate.
2330 * config.in: Regenerate.
2332 2004-07-08 Richard Henderson <rth@redhat.com>
2334 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2335 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2336 (fr30_gimplify_va_arg_expr): New.
2337 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2338 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2340 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2343 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2344 of asm_noperands result.
2346 2004-07-08 Richard Henderson <rth@redhat.com>
2348 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2349 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2350 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2351 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2353 2004-07-08 Richard Henderson <rth@redhat.com>
2355 * builtins.c (ind_gimplify_va_arg_expr): New.
2356 * tree.h (ind_gimplify_va_arg_expr): Declare.
2357 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2359 2004-07-08 Jan Beulich <jbeulich@novell.com>
2361 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2362 patterns also on vector elements other than the first one.
2363 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2366 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2368 * config/rs6000/darwin-ldouble.c: Correct reference
2369 to the Linnainmaa paper.
2371 2004-07-08 Richard Henderson <rth@redhat.com>
2373 * config/arc/arc-protos.h (arc_va_arg): Remove.
2374 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2375 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2376 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2378 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2379 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2380 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2381 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2383 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2385 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2387 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2389 * c-decl.c (static_ctors, static_dtors): Make static.
2390 (pop_file_scope): Call c_common_write_pch and
2391 cgraph_finalize_compilation_unit here.
2392 (build_cdtor): Moved here from c-objc-common.c; simplify.
2393 (c_write_global_declarations_1): Clarify comment.
2394 (c_write_global_declarations): Close the external scope before
2395 doing anything else. Call build_cdtor, cgraph_optimize, and
2396 mudflap_finish_file here.
2397 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2399 * c-objc-common.c: No need to include cgraph.h.
2400 (build_cdtor): Moved to c-decl.c.
2401 (c_objc_common_finish_file): Delete.
2402 * c-tree.h: Update to match.
2403 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2404 (generate_static_references): Set TREE_USED before calling finish_decl.
2405 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2406 on the static_instances_decl.
2408 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2410 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2411 decls when there is only one input translation unit.
2412 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2413 change of 2004-07-05; do not treat declarations with
2414 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2415 * opts.c (cur_in_fname): Delete.
2417 * tree.c: Revert changes of 2004-07-05; no special treatment
2418 for TRANSLATION_UNIT_DECLs.
2419 * Makefile.in (tree.o): Update dependencies.
2421 2004-07-08 Roger Sayle <roger@eyesopen.com>
2423 * builtins.c (fold_builtin_strcpy): Merge functionality from
2424 simplify_builtin_strcpy. Add additional len argument. No longer
2425 static. Remove function prototype.
2426 (fold_builtin_strncpy): Likewise integrate functionality from
2427 simplify_builtin_strncpy. Add additional slen argument. No
2428 longer static. Remove function prototype.
2429 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2430 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2431 types of "ignore" and "unlocked" parameters to bool.
2432 (fold_builtin_1): Add additional ignore argument. Call renamed
2433 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2434 builtins. Update arguments to fold_builtin_strncpy and
2435 fold_builtin_strcpy. Add function prototype.
2436 (fold_builtin): Add additional Boolean ignore argument to pass
2438 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2439 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2440 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2442 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2443 simplify_builtin_strncpy): Delete function prototypes.
2444 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2445 fold_builtin_strncpy): Add function prototypes here.
2446 (fold_builtin): Update function prototype with new "bool ignore".
2448 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2449 (ccp_fold_builtin): Update call to fold_builtin. Call
2450 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2451 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2452 simplify_builtin_strncpy respectively.
2453 * fold-const.c (fold): Update call to fold_builtin.
2455 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2457 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2460 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2461 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2462 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2463 * calls.c: Remove ifdefs of macros above.
2464 * functions.c: Likewise.
2467 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2469 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2470 (arch attribute): Delete.
2471 (current_function_calls_alloca attribute): Rename into calls_alloca.
2472 (calls_eh_return): New attribute.
2473 (leaf_function): Likewise.
2474 (length attribute): Fix formula for sibcalls.
2475 (return insn): Correctly compute the 'length' attribute.
2476 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2478 2004-07-08 Richard Henderson <rth@redhat.com>
2480 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2481 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2482 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2483 * tree-eh.c (lower_eh_constructs_1): Likewise.
2484 * tree-sra.c (sra_walk_modify_expr): Likewise.
2485 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2486 (eliminate_unnecessary_stmts): Likewise.
2487 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2488 * tree-tailcall.c (optimize_tail_call): Likewise.
2489 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2491 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2492 Jakub Jelinek <jakub@redhat.com>
2494 * config/i386/i386.c (override_options): Enable
2495 SSE prefetches with -mtune, as long as we are
2496 compiling for i686 or higher. All i686 processors
2497 accept SSE prefetches as NOPS, some i586's don't.
2499 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2502 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2504 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2506 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2507 the handling of clobbering ASM_EXPRs.
2509 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2512 * config/sparc/sparc.c (function_value): In 64-bit mode,
2513 return the aggregates larger than 16 bytes like unions.
2515 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2518 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2519 'temp' is zero, generate new pseudos as needed and emit the
2520 sequence of insns in single-assignment form. Resync comments
2522 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2523 function before reload.
2525 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2527 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2529 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2531 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2532 Allocation is signed.
2533 (VEC_reserve): Return flag, allocation is signed.
2535 2004-07-08 Richard Henderson <rth@redhat.com>
2537 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2538 OBJ_TYPE_REF_OBJECT.
2540 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2541 Neil Booth <neil@daikokuya.co.uk>
2545 * c-decl.c (finish_struct): Ensure bit-fields are given the
2547 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2548 the precision to match as well as the mode.
2549 * expr.c (reduce_to_bit_field_precision): New function.
2550 (expand_expr_real_1): Reduce expressions of bit-field type to
2552 * langhooks.h (reduce_bit_field_operations): New hook.
2553 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2555 * c-lang.c, objc/objc-lang.c
2556 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2557 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2559 * tree.c (build_nonstandard_integer_type): New function.
2560 * tree.h (build_nonstandard_integer_type): New prototype.
2561 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2562 conversions between integer and boolean types as useless.
2564 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2566 * c-common.c (c_common_nodes_and_builtins): Do not
2567 create __builtin_ptrdiff_t and __builtin_size_t.
2569 2004-07-08 Andrew Pinski <apinski@apple.com>
2571 * Makefile.in (libbackend.o): Add -combine to the gcc
2574 2004-07-08 Nick Clifton <nickc@redhat.com>
2576 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2579 2004-07-08 Richard Henderson <rth@redhat.com>
2581 * except.c (expand_eh_region_start, expand_eh_region_end,
2582 expand_eh_handler, expand_eh_region_end_cleanup,
2583 expand_start_all_catch, expand_start_catch, expand_end_catch,
2584 expand_end_all_catch, expand_eh_region_end_allowed,
2585 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2586 expand_eh_region_end_fixup): Remove.
2587 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2588 cleanups, outer_cleanups, label_chain, exception_region.
2589 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2590 (struct label_chain): Remove.
2591 (struct stmt_status): Remove x_stack_block_stack.
2592 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2593 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2594 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2595 end_cleanup_deferral, last_cleanup_this_contour,
2596 containing_blocks_have_cleanups_or_stack_level,
2597 any_pending_cleanups): Remove.
2598 (expand_null_return_1): Take no arguments.
2599 (expand_label, expand_naked_return, expand_return,
2600 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2601 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2602 expand_end_case_type): Don't use any of them.
2603 * calls.c (expand_call): Likewise.
2604 * dojump.c (do_jump): Likewise.
2605 * function.c (expand_function_end): Likewise.
2606 * expr.c (store_expr, expand_expr_real_1): Likewise.
2607 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2608 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2609 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2610 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2611 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2612 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2613 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2614 for WITH_CLEANUP_EXPR.
2615 (gimple_push_cleanup): Likewise.
2616 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2617 * print-tree.c (print_node): Likewise.
2618 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2619 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2620 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2621 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2622 (GOTO_SUBROUTINE_EXPR): Remove.
2623 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2624 (DECL_TOO_LATE): Remove.
2625 * except.h, tree.h: Update decls.
2627 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2629 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2630 * passes.c (rest_of_handle_final): Handle symout.
2631 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2633 (rest_of_handle_sched): Break out SMS. Remove ifs for
2634 flag_schedule_insns and flag_modulo_sched.
2635 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2637 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2638 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2639 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2640 rest_of_handle_mode_switching, rest_of_handle_jump,
2641 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2642 rest_of_handle_jump2, rest_of_handle_postreload,
2643 rest_of_handle_flow2, rest_of_clean_state,
2644 rest_of_handle_shorten_branches,
2645 rest_of_handle_prologue_epilogue,
2646 rest_of_handle_branch_target_load_optimize): New.
2647 (rest_of_compilation): Call the above. Remove ggc_collect
2648 calls moved to rest_of_handle_*.
2649 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2651 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2652 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2653 * except.h (set_nothrow_function_flags): Update comment.
2654 * function.c (current_function_nothrow): Remove.
2655 * output.h (current_function_nothrow): Remove.
2656 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2657 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2659 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2662 * reorg.c: Revert 2004-06-30 change.
2663 (find_end_label): If HAVE_epilogue and !HAVE_return,
2664 return 0 instead of creating a label at the end of the insn chain.
2665 (optimize_skip): Account for the failure mode of find_end_label.
2666 (fill_simple_delay_slots): Likewise.
2667 (fill_slots_from_thread): Likewise.
2668 (relax_delay_slots): Likewise.
2670 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2672 * tree-flow.h (addressable_vars): Declare.
2673 * tree-ssa-alias.c (addressable_vars): Define.
2674 (setup_pointers_and_addressables): Add addressable variables
2675 to addressable_vars.
2676 * tree-ssa-operands.c (get_stmt_operands): Move
2677 handling of ASM_EXPRs ...
2678 (get_asm_expr_operands): ... here.
2679 When the ASM_EXPR clobbers memory, also clobber addressable
2681 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2682 (delete_tree_ssa): Reset addressable_vars.
2684 2004-07-07 Jan Beulich <jbeulich@novell.com>
2685 Richard Henderson <rth@redhat.com>
2687 * varasm.c (assemble_variable): Use assemble_zeros for
2688 zero-initialized variables.
2689 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2690 for SECCAT_BSS and SECCAT_TBSS.
2692 2004-07-07 Jan Beulich <jbeulich@novell.com>
2694 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2696 * expmed.c (emit_store_flag): Also special-case double-word
2697 (in-)equality comparison against -1.
2699 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2700 passing arguments the containers for which are registers.
2702 * calls.c (emit_library_call_value_1): Use mode of function parameter
2703 rather than that of argument since constants have none.
2705 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2707 Introduce H8SX support.
2708 * expr.c (expand_strcpy): Renamed and moved to...
2709 * builtins.c (expand_movstr): ... here. Tweak.
2710 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2711 computed or has side effects.
2712 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2713 unused, or if mempcpy fails. Adjust the return value in the
2714 latter case. Use movstr if everything else fails.
2715 * doc/md.texi (movstr): Document.
2716 (movmemM, clrmemM): Fix explanation of memory block operands.
2717 * config/h8300/h8300.md (stpcpy): Renamed to...
2718 (movstr): ... this. Adjust.
2719 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2720 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2721 movmem* and clrstr* to clrmem*.
2722 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2723 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2724 GENERAL_REGS, always.
2725 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2726 getting the stack pointer as addr.
2727 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2728 from general_operand_dst.
2729 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2731 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2732 instead of requiring it to match only before reload.
2733 (stpcpy_internal_normal): New, normal-mode variant of...
2734 (stpcpy_internal): ... this. Add modes to operands. Disparage
2735 `D' instead of requiring it to match only before reload.
2736 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2738 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2739 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2741 * config/h8300/h8300.md (attr type): Add call.
2742 (attr can_delay): If type is call, set it no.
2743 (call, call_value): Set type to call.
2744 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2745 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2746 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2747 * tree.c (get_narrower): Don't narrow integral types into
2749 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2750 frame_size *before* the first use.
2751 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2753 (peephole2): Don't widen instructions that push SP. Move
2754 decrement of SP to the end of all stm-generating peepholes.
2755 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2756 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2757 and OR to set it to all ones.
2758 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2759 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2760 (call, call_value): Set can_delay to "no".
2761 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2762 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2763 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2764 * config/h8300/h8300.md (*brabit): Remove.
2765 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2766 zero_extract. Use bit_memory_operand as the predicate for
2767 operand 1 and 'WU' as the constraint. Check the difference
2768 between the base length and the final one when deciding which
2769 type of branch to use.
2770 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2771 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2772 Use convert_move to extend the result for TARGET_H8300SX. Check
2773 for QImode memory references. Optimize the case where the
2774 destination is a paradoxical subreg.
2775 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2776 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2777 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2778 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2779 * config/h8300/h8300.md: Include mova.md
2780 (length_table): Add mova and mova_zero.
2781 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2782 after all constant addresses for '%R', '%X', '%T' and '%S'.
2783 (h8300_mova_length): New function.
2784 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2785 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2786 dependencies for s-config, etc.
2787 * config/h8300/gemova.sh: New file.
2788 * config/h8300/mova.md: Generated.
2789 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2790 * config/h8300/h8300.c (h8300_bitfield_length): New.
2791 (nibble_operand): Adjust.
2792 (h8300_binary_length): Handle conditional binary op.
2793 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2794 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2795 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2796 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2797 constraints. WU is introduced as a variant of U that requires a
2798 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2799 * config/h8300/h8300.md (attr type): Added bitbranch.
2800 (attr length_table): Added bitfield and bitbranch.
2801 (attr length): Compute bitbranch length.
2802 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2803 least-significant bit of a byte.
2804 (brabit, brabc, brabs): New.
2805 (insv, extzv): Emit bfst and bfld on H8300SX.
2806 (bfld, bfst, seq, sne): New.
2807 (bstzhireg, cmpstz, bstz, bistz): New.
2808 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2809 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2810 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2811 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2812 (h8sx_unary_memory_operator): New function.
2813 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2814 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2815 * config/h8300/h8300.md: Add peepholes to combine reloads and
2817 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2818 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2819 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2820 (and?i, ior?i, xor?i): Likewise.
2821 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2822 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2823 Various whitespace fixes.
2824 (h8300_constant_length): New function, split out from...
2825 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2826 (h8300_classify_operand): Use IN_RANGE.
2827 (h8300_classify_operand): Use h8300_constant_length.
2828 (h8300_short_move_mem_p): Tighten size check.
2829 (h8sx_mergeable_memrefs_p): Tighten equality check.
2830 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2831 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2833 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2834 * config/h8300/crtn.asm: Likewise.
2835 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2836 if __H8300SX__ is defined.
2837 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2838 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2839 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2840 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2841 addresses as mode-dependent.
2842 * config/h8300/h8300.c (print_operand_address): Update call to
2844 (h8300_get_index): Take a mode argument. Rework to fix an
2845 earlier misunderstanding.
2846 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2847 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2848 into a register if TARGET_H8300SX.
2849 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2850 TARGET_H8300SX. Also disable related define_splits.
2851 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2852 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2853 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2854 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2855 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2856 (EXTRA_CONSTRAINT_STR): Check it.
2857 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2859 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2860 * config/h8300/h8300.md (length_table): Add mov_imm4.
2861 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2862 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2863 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2865 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2866 * config/h8300/h8300.c (h8300_reorg): New function.
2867 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2868 * config/h8300/h8300.md (length): Subtract the length of the
2869 delay slot from (pc) when checking the range of forward branches.
2870 (delay_slot, can_delay): New attributes.
2871 (define_delay): Add bra/s handling.
2872 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2873 (jump): Add delayed-branch handling.
2874 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2875 * expr.c (expand_strcpy): New function.
2876 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2877 (expand_builtin_stpcpy): Likewise.
2878 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2879 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2880 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2881 handling to improve register allocation for -fno-omit-frame-pointer.
2882 (h8sx_split_movmd): Delete, moving er6 handling into...
2883 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2884 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2885 (movmd): Add calls to copy_rtx.
2886 (movmd_internal): In the second alternative, allow the initial and
2887 final destination registers to be different . Update the splitter
2888 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2889 instead of h8sx_split_movmd.
2890 (stpcpy, movsd): New expanders.
2891 (movsd_internal): New define_insn.
2892 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2893 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2894 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2895 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2896 and DESTINATION_REGS.
2897 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2898 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2899 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2900 (h8300_move_ratio): Declare.
2901 (MOVE_RATIO): Use it.
2902 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2903 (h8300_init_once): Initialize it.
2904 (h8300_reg_class_from_letter): New function.
2905 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2906 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2907 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2908 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2909 (movstrsi, movmd): New expanders.
2910 (movmd_internal): New insn.
2911 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2912 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2913 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2914 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2915 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2916 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2917 * config/h8300/h8300.c (nibble_operand): Fix warning.
2918 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2919 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2920 (movsf_h8300h): Disable for TARGET_H8300SX.
2921 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2922 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2923 h8300_stm_parallel and h8300_return_parallel.
2924 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2925 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2926 h8300_stm_parallel, h8300_return_parallel): New functions.
2927 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2928 if TARGET_H8300SX. Use h8300_push_pop.
2929 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2930 and final pop when generating h8sx code. Always emit some form
2932 * config/h8300/h8300.md: Don't enforce register alignment in
2933 stm peepholes if TARGET_H8300SX.
2934 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2935 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2936 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2937 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2938 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2939 (MULTILIB_DIRNAMES): Add a directory for it.
2940 (MULTILIB_MATCHES): Delete.
2941 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2942 * final.c (walk_alter_subreg): Handle addresses with subregs
2943 inside a ZERO_EXTEND or AND.
2944 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2945 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2947 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2948 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2949 @(dd,Rn.w) and @(dd,ERn.L).
2950 (h8300_displacement_size): Take the whole address as argument.
2951 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2952 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2953 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2954 (h8sx_mergeable_memrefs_p): Declare.
2955 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2956 (HAVE_PRE_INCREMENT): Likewise.
2957 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2958 addresses for TARGET_H8300SX,
2959 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2961 (movb_length_table, movl_length_table): New tables.
2962 (movw_length_table): Define to movb_length_table.
2963 (h8300_displacement_size): New, split out from...
2964 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2965 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2966 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2967 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2968 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2969 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2970 (h8sx_unary_shift_operator): Get the mode from the operator.
2971 (binary_shift_operator): Likewise.
2972 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2973 a memory reference, check whether the reference is offsettable.
2974 (length_table): Add movb, movw and movl.
2975 (movqi): Add new h8sx pattern. Don't force one operand to be a
2976 register when generating h8sx code.
2977 (movhi, movsi, movsf): Likewise.
2978 (movstrictqi): Use the length_table attribute.
2979 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2980 (addqi3): Split into a define_expand and define_insn. Don't accept
2981 memory operands in the expander. Use h8300_operands_match_p to
2982 check for matching operands in the define_insn.
2983 (subqi3, negqi2, one_cmplqi2): Likewise.
2984 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2985 in any patterns that are unused in h8sx code. In the h8sx patterns,
2986 use h8300_operands_match_p to check whether operands match.
2987 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2988 one_cmpl[hs]i3): Likewise.
2989 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2991 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2992 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2993 (h8300_insn_length_from_table): Add a second parameter.
2994 (output_h8sx_shift): Declare.
2995 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2996 (EXTRA_CONSTRAINT): Replace with...
2997 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2998 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2999 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
3000 and h8sx_binary_shift_operator.
3001 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
3003 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
3004 (bit_memory_operand, fix_bit_operand): Likewise.
3005 (h8300_length_table_for_insn): Remove.
3006 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
3008 (h8300_short_immediate_length, h8300_binary_length): New functions.
3009 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
3010 (output_plussi): Use sub to add negative constants.
3011 (compute_plussi_length): Adjust accordingly.
3012 (h8sx_single_shift_type): New enum.
3013 (h8sx_single_shift, h8sx_unary_shift_operator,
3014 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
3015 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
3016 single h8sx instruction. Return false in this case.
3017 * config/h8300/h8300.md (length_table): Add short_immediate.
3018 (length): Pass the operand array to h8300_insn_length_from_table.
3019 (adjust_length): Assume "no" for insns with a length_table attribute.
3020 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3021 (*addhi3_h8300hs): Don't use for h8sx.
3022 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3024 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3025 1's predicate to nonimmediate_operand. Only skip default expansion
3026 if expand_a_shift or expand_a_rotate returns true. Add new patterns
3027 for single h8sx shift instructions.
3028 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
3029 * config/h8300/h8300.c (nibble_operand): Split out of...
3030 (reg_or_nibble_operand): ... this.
3031 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3032 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3033 umulhisi3): Introduce expand, and introduce separate insns for
3034 sign- or zero-extended REG and already-extended CONST_INT.
3035 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
3036 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3037 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3038 (subhi3): Likewise. Don't accept immediates for operand 1.
3039 Remove the early clobber from second alternative of the h8300s pattern.
3040 (subsi3): Generalize for h8sx. Force operand 2 into a register
3041 on plain h8300 targets.
3042 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3043 (subsi3_h8300h): Generalize for h8sx.
3044 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3045 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
3046 * config/h8300/h8300.c (reg_or_nibble_operand): New.
3047 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3048 (TARGET_H8300SXMUL): New.
3049 (CONST_OK_FOR_P): New.
3050 (CONST_OK_FOR_LETTER_P): Adjust.
3051 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3052 umulhisi3): Accept 4-bit immediate on H8SX.
3053 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3054 (udivsi3, divhi3, udivsi3, divsi3): New.
3055 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
3056 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3057 * config/h8300/h8300.h (OK_FOR_Q): New macro.
3058 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3059 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3060 Add ADDRESSOF to the bit_operand entry.
3061 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3062 (h8300_src_operand): Likewise.
3063 (bit_operand): Check nonimmediate_operand rather than general_operand.
3064 Accept any nonimmediate_operand in h8sx code.
3065 (h8300_and_costs): Initialize operands[1].
3066 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3067 (h8300_operand_class): New enum.
3068 (h8300_length_table): New typedef.
3069 (addb_length_table, addw_length_table, addl_length_table,
3070 logicl_length_table): New tables.
3071 (logicb_length_table, logicw_length_table): New macros.
3072 (h8300_classify_operand, h8300_length_from_table,
3073 h8300_length_table_for_insn, h8300_unary_length,
3074 h8300_insn_length_from_table): New functions.
3075 (output_plussi): Only use adds and subs for register destinations.
3076 Disable redundant clause.
3077 (compute_plussi_cc): Likewise.
3078 (compute_plussi_length): Likewise. Use h8300_length_from_table
3079 to work out the length of an insn.
3080 (output_logical_op): Only use narrower immediate instructions
3081 if the destination is a register.
3082 (compute_logical_op_cc): Likewise.
3083 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3084 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3085 * config/h8300/h8300.md (length_table): New attribute.
3086 (length): When an instruction has a length_table attribute, use
3087 h8300_insn_length_from_table to calculate its default length.
3088 (cmpqi): Use h8300_dst_operand for the first operand and
3089 h8300_src_operand for the second.
3090 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3091 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3092 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3093 iorsi3, xorhi3, xorsi3): Likewise.
3094 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3095 so that it allows any combination of operands for TARGET_H8300SX.
3096 (iorqi3, xorqi3): Likewise.
3097 (cmpqi): Use the length_table attribute.
3098 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3099 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3100 (cmpqi): Add 'Q' constraint.
3101 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3102 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3103 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3104 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3105 (TARGET_H8300S): True for both -ms and -msx.
3106 (TARGET_H8300SX): New macro.
3107 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3108 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3109 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3110 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3112 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3113 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3114 16-bit pointers and 32-bit ints.
3115 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3116 CONST_DOUBLE with mode no wider than SImode.
3117 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3119 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3120 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3122 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3123 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3124 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3126 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3128 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3130 2004-07-07 Per Bothner <per@bothner.com>
3132 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3134 2004-07-07 Mike Stump <mrs@apple.com>
3136 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3137 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3138 (machopic_finish): Likewise.
3140 2004-07-07 Richard Henderson <rth@redhat.com>
3142 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3143 through any value-preserving cast.
3145 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3147 * function.c (assign_parm_find_data_types): Call
3148 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3150 2004-07-07 Steven Bosscher <stevenb@suse.de>
3152 * tree-cfg.c (group_case_labels): Remove case labels that have
3153 the same target as the default case.
3155 2004-07-07 Steven Bosscher <stevenb@suse.de>
3157 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3158 regardless of DECL_LANG_SPECIFIC being present or not.
3159 * tree.h (DECL_NUM_STMTS): Purge.
3161 2004-07-07 Andrew Pinski <apinski@apple.com>
3163 * configure: Regenerate with the right autoconf.
3165 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3167 * ifcvt.c (total_bb_rtx_cost): New function.
3168 (find_if_case_1): Compare rtx_cost of basic block to cost of
3170 (find_if_case_2): Same.
3172 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3175 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3176 (output_return): Likewise.
3177 (output_sibcall): Abort if !flag_delayed_branch.
3178 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3179 (emit_and_preserve): New function.
3180 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3181 indirect jump to the thunked-to function if !flag_delayed_branch.
3182 * config/sparc/sparc.md (delayed_branch): New attribute.
3183 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3184 attribute to compute the length of the insn.
3185 (goto_handler_and_restore): Likewise.
3187 2004-07-07 Andrew Pinski <apinski@apple.com>
3189 PR tree-optimization/15777
3190 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3192 * expr.c (expand_expr_real_1): Fix formating.
3193 BUFFER_REF and IN_EXPR are dead.
3194 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3195 * tree-inline.c (estimate_num_insns_1): Likewise.
3196 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3197 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3198 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3200 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3202 * collect2.c (dump_file): Don't call cplus_demangle if
3203 HAVE_LD_DEMANGLE is defined.
3204 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3205 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3206 if HAVE_LD_DEMANGLE is defined.
3208 * configure.ac (--with-demangler-in-ld): Added
3209 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3210 --with-demangler-in-ld is used.
3211 * config.in: Regenerated.
3212 * configure: Likewise.
3214 2004-07-07 Roger Sayle <roger@eyesopen.com>
3216 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3217 for simple floating point operations "fp", double precision
3218 multiplication "dmul", and single and double precision division
3219 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3220 (ppc630_cost): New table split from ppc620_cost, to distinguish
3221 differences in floating point latencies.
3222 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3223 (rs6000_rtx_costs): Add support for single and double precision
3224 floating point addition, subtraction, multiplication, division,
3225 fused-multiply-add, fused-multiply-sub, negation, absolute value
3226 and negative absolute value. Tweak MEM case to use prefered idiom.
3228 2004-07-07 Richard Henderson <rth@redhat.com>
3230 * tree-flow-inline.h (may_propagate_copy): Move...
3231 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3232 attempt to copy between types requiring conversion.
3233 * tree-flow.h (may_propagate_copy): Update decl.
3234 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3236 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3238 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3239 from -mtune= option.
3241 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3243 * builtins.c: Rename movstr*, except for movstrict*, to
3244 movmem* and clrstr* to clrmem*.
3247 * genopinit.c: Likewise.
3248 * integrate.c: Likewise.
3249 * local-alloc.c: Likewise.
3250 * optabs.c: Likewise.
3251 * optabs.h: Likewise.
3252 * config/alpha/alpha.h: Likewise.
3253 * config/alpha/alpha.md: Likewise.
3254 * config/arm/arm-protos.h: Likewise.
3255 * config/arm/arm.c: Likewise.
3256 * config/arm/arm.md: Likewise.
3257 * config/avr/avr.md: Likewise.
3258 * config/c4x/c4x.c: Likewise.
3259 * config/c4x/c4x.md: Likewise.
3260 * config/frv/frv.md: Likewise.
3261 * config/i386/i386-protos.h: Likewise.
3262 * config/i386/i386.c: Likewise.
3263 * config/i386/i386.h: Likewise.
3264 * config/i386/i386.md: Likewise.
3265 * config/i860/i860.c: Likewise.
3266 * config/i860/i860.md: Likewise.
3267 * config/ip2k/ip2k.md: Likewise.
3268 * config/ip2k/libgcc.S: Likewise.
3269 * config/ip2k/t-ip2k: Likewise.
3270 * config/m32r/m32r.c: Likewise.
3271 * config/m32r/m32r.md: Likewise.
3272 * config/mcore/mcore.md: Likewise.
3273 * config/mips/mips.c: Likewise.
3274 * config/mips/mips.md: Likewise.
3275 * config/ns32k/ns32k.c: Likewise.
3276 * config/ns32k/ns32k.h: Likewise.
3277 * config/ns32k/ns32k.md: Likewise.
3278 * config/pa/pa.c: Likewise.
3279 * config/pa/pa.md: Likewise.
3280 * config/pdp11/pdp11.h: Likewise.
3281 * config/pdp11/pdp11.md: Likewise.
3282 * config/rs6000/rs6000.c: Likewise.
3283 * config/rs6000/rs6000.md: Likewise.
3284 * config/s390/s390-protos.h: Likewise.
3285 * config/s390/s390.c: Likewise.
3286 * config/s390/s390.md: Likewise.
3287 * config/sh/lib1funcs.asm: Likewise.
3288 * config/sh/sh.c: Likewise.
3289 * config/sh/sh.md: Likewise.
3290 * config/sh/t-sh: Likewise.
3291 * config/sparc/sparc.h: Likewise.
3292 * config/vax/vax.md: Likewise.
3293 * config/xtensa/xtensa.c: Likewise.
3294 * config/xtensa/xtensa.md: Likewise.
3295 * doc/invoke.texi: Likewise.
3296 * doc/md.texi: Likewise.
3297 * doc/rtl.texi: Likewise.
3299 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3302 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3303 * config/mips/mips.c (mips_declare_common_object): New function,
3304 mostly split out from...
3305 (mips_output_aligned_decl_common): ...here.
3306 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3307 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3308 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3309 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3311 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3314 * function.c (assign_parms): Fix typo from previous change.
3316 2004-07-07 Jason Merrill <jason@redhat.com>
3319 * doc/extend.texi (C++ Interface): Correct information and
3322 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3327 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3330 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3333 * config/m32r/m32r.c (m32r_function_symbol): New function:
3334 Generate a symbol name RTX with the correct m32r specific flags
3336 (block_move_call): Use new function to generate correct symbol.
3337 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3338 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3341 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3343 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3344 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3345 TYPE_BINFO_BASETYPE): Remove.
3346 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3348 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3350 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3351 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3352 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3353 (struct tree_binfo): Rename base_types to base_binfos.
3354 * alias.c (record_component_aliases): Adjust BINFO macros.
3355 * dbxout.c (dbxout_type): Likewise.
3356 * dwarf2out.c (gen_member_die): Likewise.
3357 * sdbout.c (sdbout_one_type): Likewise.
3358 * tree-dump.c (deque_and_dump): Likewise.
3359 * config/i386/i386.c (classify_argument,
3360 contains_128bit_aligned_vector_p): Likewise.
3362 2004-07-07 Nick Clifton <nickc@redhat.com>
3364 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3365 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3367 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3369 * vec.h: Fix the example use.
3371 2004-07-06 Richard Henderson <rth@redhat.com>
3373 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3374 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3375 * tree-inline.c (copy_body_r, setup_one_parameter,
3376 initialize_inlined_parameters, expand_call_inline,
3377 declare_inline_vars): Don't check it.
3378 (expand_calls_inline): Remove old version, rename new version
3379 from gimple_expand_calls_inline.
3380 * tree-optimize.c (execute_gimple): Remove.
3381 (pass_gimple): Don't run anything.
3383 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3385 * doc/sourcebuild.texi: Use semicolons instead of commas in
3388 2004-07-06 Richard Henderson <rth@redhat.com>
3390 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3391 (sra_walk_modify_expr, scan_init): Likewise.
3392 (generate_element_zero): Check visited before scanning children.
3393 (generate_element_init): Set visited on error.
3394 (scalarize_init): Handle generate_element_init failure similar
3397 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3399 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3400 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3402 2004-07-06 Richard Henderson <rth@redhat.com>
3404 * config/i386/i386.c (legitimize_pic_address): Make static.
3405 (legitimize_address): Handle CONST with TLS operand.
3406 (ix86_expand_move): Don't call legitimize_pic_address directly.
3407 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3409 2004-07-06 Roger Sayle <roger@eyesopen.com>
3411 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3412 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3413 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3414 is currently executed unconditionally, i.e. not in "else_bb".
3416 2004-07-06 Steven Bosscher <stevenb@suse.de>
3418 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3419 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3420 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3421 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3422 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3423 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3424 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3425 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3426 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3427 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3428 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3429 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3430 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3431 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3432 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3433 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3435 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3437 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3438 * expr.c (expand_expr_real_1): Ditto.
3439 * tree-inline.c (estimate_num_insns_1): Ditto.
3440 * tree-pretty-print.c (dump_generic_node): Ditto.
3444 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3446 * tree-ssa-pre.c (reference_node_pool): New pool.
3447 (find_or_generate_expression): Class 'r' is okay too.
3448 (create_value_expr_from): Ditto.
3449 (add_to_sets): LHS should not include vuses.
3451 (compute_avail): Reverse ordering of tests.
3452 Valuize INDIRECT_REF as well.
3454 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3456 PR rtl-optimization/16380
3457 * loop.c (check_dbra_loop): Sink comparison instructions if they
3458 do something other than set cc0.
3460 2004-07-06 James E Wilson <wilson@specifixinc.com>
3462 * doc/interface.texi (longjmp and automatic variables): Delete
3463 paragraph recommending taking the address of a variable.
3465 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3467 * vec.h (VEC_embedded_alloc): Remove.
3468 (VEC_embedded_size, VEC_embedded_init): New.
3469 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3471 (VEC_truncate): New.
3472 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3473 (vec_embedded_alloc): Remove.
3474 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3475 (vec_embedded_alloc): Remove.
3477 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3479 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3480 (gt-langhooks.h): Remove.
3482 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3484 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3486 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3488 * config/sparc/sparc.c (get_pc_symbol): Rename into
3489 add_pc_to_pic_symbol.
3490 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3491 (load_pic_register): Account for previous changes.
3492 Use reg_names. Don't create the label twice.
3493 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3494 UNSPEC_LOAD_PCREL_SYM.
3495 (get_pc): Rename into load_pcrel_sym. Add predicate to
3496 operands. Remove condition.
3498 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3500 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3501 RECORD, UNION & QUAL_UNION is actually a binfo.
3503 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3504 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3505 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3506 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3507 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3508 (gen_inheritance_die): Likewise.
3509 * tree-dump.c (deque_and_dump): Likewise.
3510 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3512 2004-07-06 Steven Bosscher <stevenb@suse.de>
3514 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3516 * config/mcore/mcore.md: Model memory latency with a simple DFA
3517 pipeline description instead of a define_function_unit.
3519 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3521 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3522 * langhooks.h (var_mod_type_p): Likewise.
3523 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3524 * expr.c (count_type_elements): Properly handle return from
3525 array_type_nelts and properly test for overflow.
3526 * gimplify.c (gimplify_init_constructor): Properly handle return
3527 from array_type_nelts.
3528 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3529 * integrate.c (copy_decl_for_inlining): Correct comments.
3530 * tree-inline.c (remap_decl): Update comments, remove dead code,
3531 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3532 (remap_type): Only remap if variably modified by vars in function
3534 (copy_body_r): Use compatible_type langhooks to see when can fold.
3535 (setup_one_parameter): Don't remap type.
3536 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3537 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3538 compute TREE_INVARIANT for decl case.
3539 (find_var_from_fn): New function.
3540 (variably_modified_type_p): Add arg and call new function.
3541 * tree.h (variably_modified_type_p): Add extra arg.
3543 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3545 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3546 (goto_handler_and_restore_v9): Delete disabled insn.
3547 (goto_handler_and_restore_v9_sp64): Likewise.
3549 2004-07-05 Roger Sayle <roger@eyesopen.com>
3551 * calls.c (load_register_parameters): Call expand_shift instead
3552 of expand_binop with ashl_optab (or other shift optab) directly.
3553 * expr.c (emit_group_load, emit_group_store): Likewise.
3554 * function.c (assign_parm_setup_block): Likewise.
3555 * stmt.c (shift_return_value): Likewise.
3557 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3559 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3561 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3563 * doc/sourcebuild.texi: Revert previous patch.
3565 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3567 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3568 TARGET_MEM_FUNCTIONS.
3569 * system.h: Poison TARGET_MEM_FUNCTIONS.
3570 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3571 bcmp_libfunc, bzero_libfunc): Remove.
3572 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3574 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3575 * doc/standards.texi: Don't mention calling BSD string functions.
3576 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3577 * config/vax/t-memfuncs: New.
3578 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3579 config/memset.c: New.
3580 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3581 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3583 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3584 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3585 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3586 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3587 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3588 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3589 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3590 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3591 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3592 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3594 2004-07-05 Richard Henderson <rth@redhat.com>
3596 * function.c (assign_parm_setup_reg): Properly rename variables in
3597 FUNCTION_ARG_CALLEE_COPIES section.
3599 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3601 * tree-mudflap.c: Include cgraph.h.
3602 (mf_init_extern_trees): Rename to mudflap_init. Export.
3603 Rewrite to create synthetic declarations instead of looking
3604 up declarations from mf-runtime.h.
3605 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3606 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3608 (execute_mudflap_function_decls, mudflap_register_call):
3609 Don't call mf_init_extern_trees.
3610 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3612 * tree-mudflap.h: Update prototypes.
3613 * c-mudflap.c: Delete file.
3614 * c-common.c: Include tree-mudflap.h.
3615 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3616 * Makefile.in: Remove all references to c-mudflap.o.
3617 Update dependencies.
3619 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3621 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3622 displacements with the spatial-locality cache-control completer.
3624 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3626 * langhooks.c: Don't include gt-langhooks.h.
3627 (var_labelno): Delete.
3628 (lhd_set_decl_assembler_name): Do not append a distinguishing
3629 number to file-scope internal-linkage declarations for the first
3630 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3631 the declaration itself (if at block scope), or its containing
3632 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3635 * opts.c (cur_in_fname): New global.
3636 * opts.h: Declare it.
3637 * tree.c: Include opts.h.
3638 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3639 DECL_UID equal to cur_in_fname.
3640 (copy_node_stat): Do not change DECL_UID when copying a
3641 TRANSLATION_UNIT_DECL.
3642 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3643 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3645 * c-decl.c (c_static_assembler_name): Delete.
3646 * c-tree.h (c_static_assembler_name): Delete prototype.
3647 * c-lang.c, objc/objc-lang.c: Don't override
3648 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3650 * Makefile.in (tree.o): Update dependencies.
3651 (GTFILES): Remove langhooks.c.
3653 2004-07-05 Roger Sayle <roger@eyesopen.com>
3655 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3656 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3657 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3658 Optimize "X % -Y" as "X % Y" for signed modulus.
3659 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3660 into "((unsigned) X % Y) == 0".
3662 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3664 * sourcebuild.texi (Config Fragments): Use @comma{} in
3665 cross-reference to section title.
3667 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3670 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3671 (gimplify_target_expr, gimplify_expr): Likewise.
3672 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3673 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3675 (gimplify_compound_lval): See if we can strip any useless conversion.
3676 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3678 (gimplify_modify_expr_to_memset): Likewise.
3679 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3680 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3681 (declare_inline_vars): Likewise.
3682 (walk_type_fields): New function.
3683 (walk_tree): Use it.
3684 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3686 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3687 (sra_walk_modify_expr): Allow init function to fail.
3688 (scan_init): Now returns bool.
3689 (generate_element_init): If can't understand INIT, return false.
3690 (scalarize_init): Return false if generate_element_init does.
3692 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3695 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3696 bounds if bounds aren't constant.
3698 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3700 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3701 to type hooks; remove bogus PARAMS.
3703 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3705 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3706 * dwarf2out.c (add_data_member_location_attribute): Check for
3708 * tree.c (tree_node_kinds): Add "binfos".
3709 (binfo_lang_slots): New.
3710 (make_node_stat): Add TREE_BINFO.
3711 (make_tree_binfo_stat): New.
3712 (tree_node_structure): Add TREE_BINFO.
3713 * tree.def (TREE_BINFO): New.
3714 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3715 (RECORD_OR_UNION_CHECK): ... here.
3716 (NOT_RECORD_OR_UNION_CHECK): New.
3717 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3718 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3719 RECORD_OR_UNION_CHECK.
3720 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3721 (TYPE_LANG_SLOT_1): New.
3722 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3723 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3724 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3725 (BINFO_ELTS): Remove.
3726 (BINFO_LANG_SLOT): New.
3727 (struct tree_binfo): New.
3728 (binfo_lang_slots): Declare.
3729 (enum tree_node_structure_enum): Add TS_BINFO.
3730 (union tree_node): Add binfo.
3731 (make_tree_binfo_stat): Declare.
3732 (make_tree_binfo): New.
3733 (enum tree_node_kind): Add binfo_kind.
3735 * objc/objc-act.c (start_class, objc_declare_protocols,
3736 start_protocols): Use TYPE_LANG_SLOT_1.
3737 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3739 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3740 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3741 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3742 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3744 2004-07-05 Steven Bosscher <stevenb@suse.de>
3746 * rtl.h (struct rtx_def): Remove the integrated flag.
3747 Use the return_val flag for MEM_SCALAR_P.
3748 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3750 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3753 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3754 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3757 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3759 * var-tracking.c: Fix some comments.
3760 (frame_stack_adjust): New.
3761 (vt_stack_adjustments): Init stack_adjust of entry block to
3762 minus stack adjustment of function prologue.
3763 (adjust_stack_reference): Do not adjust if adjustment == 0.
3764 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3765 (emit_notes_in_bb): Likewise.
3766 (vt_add_function_parameters): Do not adjust locations of
3768 (vt_initialize): Compute the stack adjustment of function
3769 prologue and offset the initial "location" of frame_base_decl
3770 from the stack pointer after prologue.
3772 2004-07-04 Richard Henderson <rth@redhat.com>
3774 * function.c (struct assign_parm_data_all): New.
3775 (struct assign_parm_data_one): New.
3776 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3777 assign_parm_find_data_types, assign_parms_setup_varargs,
3778 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3779 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3780 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3781 assign_parm_setup_block, assign_parm_setup_reg,
3782 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3783 (assign_parms): ... here.
3785 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3787 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3788 now are bitmap_set_t's.
3789 (bitmap_insert_into_set): No point in inserting the value if
3791 (bitmap_set_contains): New function.
3792 (bitmap_set_replace_value): Add comment on why we do it
3794 (set_contains): Removed.
3795 (bitmap_set_subtract_from_value_set): New name of
3796 set_subtract now that it's arguments are two different
3799 (bitmap_find_leader): Change algorithm used.
3800 (find_or_generate_expression): Update use of functions for new
3802 (create_expression_by_pieces): Ditto.
3803 (insert_aux): Ditto.
3805 (add_to_sets): Ditto.
3807 (execute_pre): Ditto.
3808 (compute_avail): Ditto.
3809 Also ignore virtual phis.
3811 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3813 * combine.c (simplify_comparison): Fix comment typo.
3815 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3817 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3818 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3819 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3820 (output_restore): Change parameter from 'insn' to 'pat'.
3821 (output_return): Adjust call to output_restore.
3822 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3823 Adjust call to output_restore.
3825 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3827 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3828 and assert system is bsd.
3830 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3832 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3833 (TARGET_SWITCHES): Remove -mdebugc.
3834 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3835 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3836 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3837 (sle_[sd]i_reg): Delete.
3839 2004-07-04 Steven Bosscher <stevenb@suse.de>
3841 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3843 * config/iq2000/iq2000.md: Translate old pipeline description to an
3846 2004-07-04 Roger Sayle <roger@eyesopen.com>
3848 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3849 Ensure the replacement rhs is valid gimple before performing
3850 the substitution. Return false if these sanity checks fail.
3851 (fold_stmt): Only set changed to true, if set_rhs returns true.
3852 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3855 2004-07-04 Richard Henderson <rth@redhat.com>
3858 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3860 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3862 * configure.ac (ranlib_flags): New variable.
3863 * Makefile.in (RANLIB_FLAGS): New variable.
3864 (libbackend.a): Use it.
3865 * configure: Regenerated.
3867 2004-07-04 Roger Sayle <roger@eyesopen.com>
3869 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3870 a "sign mask" instead of using ashr_optab directly.
3872 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3874 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3875 * doc/cppopts.texi: Clarify processing of command-line defines.
3877 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3879 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3881 2004-07-04 Richard Henderson <rth@redhat.com>
3883 * rtl.def (ADDRESSOF): Remove.
3884 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3885 (find_base_term, memrefs_conflict_p): Likewise.
3886 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3887 (fold_rtx, cse_insn, set_live_p): Likewise.
3888 * dwarf2out.c (mem_loc_descriptor): Likewise.
3889 (add_location_or_const_value_attribute): Likewise.
3890 * emit-rtl.c (copy_insn_1): Likewise.
3891 * explow.c (memory_address): Likewise.
3892 * expmed.c (store_split_bit_field): Likewise.
3893 * expr.c (expand_expr_real_1): Likewise.
3894 * function.c (instantiate_decl
3895 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3896 * genrecog.c (preds, validate_pattern): Likewise.
3897 * integrate.c (copy_rtx_and_substitute): Likewise.
3898 * recog.c (general_operand, register_operand): Likewise.
3899 (memory_address_p): Likwise.
3900 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3901 * rtl.c (copy_rtx): Likewise.
3902 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3903 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3904 * rtlhooks.c (gen_lowpart_general): Likewise.
3905 * stmt.c (expand_asm_operands): Likewise.
3906 * web.c (entry_register, replace_ref, web_main): Likewise.
3907 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3908 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3909 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3910 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3911 * config/frv/frv.c (move_destination_operand, move_source_operand,
3912 condexec_dest_operand, condexec_source_operand,
3913 condexec_memory_operand): Likewise.
3914 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3915 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3916 (destination_xfmode_operand): Likewise.
3917 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3918 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3919 * config/s390/s390.c (general_s_operand): Likewise.
3920 * config/s390/s390.md (mov*): Likewise.
3921 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3923 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3924 * expr.c (expand_expr_real_1): Likewise.
3925 * stmt.c (expand_decl): Likewise.
3926 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3928 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3929 postponed_insns, put_var_into_stack, put_reg_into_stack,
3930 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3931 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3932 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3933 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3934 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3935 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3936 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3937 struct insns_for_mem_walk_info, insns_for_mem_walk,
3938 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3939 setjmp_protect_args): Remove.
3940 (push_function_context_to): Don't handle var_refs_queue.
3941 (pop_function_context_from, free_after_compilation): Likewise.
3942 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3943 (assign_parms, allocate_struct_function): Likewise.
3944 (use_register_for_decl): New.
3945 (expand_function_end): Don't setjmp_protect.
3946 * function.h (struct emit_status): Update commentary.
3947 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3948 (max_parm_reg, parm_reg_stack_loc): Remove.
3949 * passes.c (DFI_addressof): Remove.
3950 (dump_file_info): Remove addressof.
3951 (rest_of_handle_addressof): Remove.
3952 (rest_of_compilation): Don't call it.
3953 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3954 * stmt.c (expand_decl): Use use_register_for_decl.
3955 * tree.h: Update decls.
3956 * web.c (mark_addressof): Remove.
3957 * doc/invoke.texi (-dF): Remove.
3959 2004-07-03 Richard Henderson <rth@redhat.com>
3961 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3962 instead of gen_mem_addressof.
3963 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3964 TImode output register.
3966 2004-07-03 Richard Henderson <rth@redhat.com>
3968 PR tree-optimization/16341
3969 * tree-sra.c (sra_walk_function): Increment to next stmt before
3970 processing the current stmt.
3971 (sra_insert_after): Always use BSI_SAME_STMT.
3973 2004-07-03 Richard Henderson <rth@redhat.com>
3975 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3978 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3980 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3981 with tree_int_cst_equal.
3983 2004-07-03 Andreas Schwab <schwab@suse.de>
3985 * config/ia64/ia64.md: Define new attribute "empty".
3986 (prologue_use, nop_x, insn_group_barrier): Set it.
3988 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3989 skip over "empty" insns.
3991 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3993 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3994 context to gimplify_body.
3995 (walk_tree): Don't walk into types twice.
3996 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3998 * tree-sra.c (generate_element_init): Remove any useless conversions.
4000 * gimplify.c (gimplify_conversion): Remove stripping useless
4001 conversions from here.
4002 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
4003 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
4004 Unshare before substituting PLACEHOLDER_EXPR.
4005 (gimplify_modify_expr_to_memset): Likewise.
4006 Pass address of TO to memset, not TO itself.
4007 (gimplify_init_constructor): Make copy of OBJECT so we have it each
4008 time we make an expression (to match a PLACEHOLDER_EXPR).
4010 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
4011 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4012 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
4013 * tree-ssa-dom.c (local_fold): Likewise.
4015 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
4016 * langhooks.h (strct lang_hooks): New field type_max_size.
4017 * function.c (assign_temp): Call it.
4019 2004-07-03 Steven Bosscher <stevenb@suse.de>
4021 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
4022 * config/sh/sh.md: Convert the SH1 pipeline description to
4025 2004-07-02 Zack Weinberg <zack@codesourcery.com>
4027 * c-decl.c (struct c_binding): Remove contour field; add
4028 depth, invisible, nested fields.
4029 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
4030 (B_IN_EXTERNAL_SCOPE): New convenience macros.
4031 (bind): Add invisible and nested arguments. Initialize
4032 new fields of struct c_binding; adjust loop scanning for
4034 (free_binding_and_advance): Clear structure with memset.
4035 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
4036 in file scope, even if it's in external scope too.
4037 (pushdecl): Adjust to match. Create invisible file-scope
4038 declarations for block-scope forward declarations of static functions.
4039 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
4040 (undeclared_variable, lookup_label, declare_label, define_label)
4041 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
4042 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
4043 (store_parm_decls_oldstyle): Adjust to match.
4044 (diagnose_mismatched_decls): Correct handling of linkage clashes.
4045 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
4047 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
4048 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
4050 2004-07-02 Richard Henderson <rth@redhat.com>
4052 * c-decl.c (grokdeclarator): Don't frob current_function_decl
4053 around variable_size.
4054 (set_decl_nonlocal): Remove.
4055 (store_parm_decls): Add stmts for pending sizes.
4056 * calls.c (calls_function, calls_function_1): Remove.
4057 (precompute_arguments): Don't call it.
4058 * cfgexpand.c (set_save_expr_context): Remove.
4059 (tree_expand_cfg): Don't call it.
4060 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
4061 (dwarf2out_finish): Likewise.
4062 * expr.c (emit_block_move): Adjust addresses to BLKmode.
4063 (store_constructor): Don't pre-evaluate SAVE_EXPR.
4064 (safe_from_p): Don't queue SAVE_EXPRs.
4065 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
4066 or build plain VAR_DECLs.
4067 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
4069 (fold_checksum_tree): Don't special-case SAVE_EXPR.
4070 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
4071 (put_var_into_stack): Don't handle SAVE_EXPR.
4072 (gen_mem_addressof): Likewise.
4073 * function.h (struct function): Remove x_save_expr_regs.
4074 (save_expr_regs): Remove.
4075 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
4076 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
4077 * stor-layout.c (variable_size): Don't set it.
4078 (force_type_save_exprs, force_type_save_exprs_1): Remove.
4079 * tree-inline.c (remap_save_expr): Remove fn argument. Update
4080 all callers. Don't set SAVE_EXPR_CONTEXT.
4081 * tree-inline.h (remap_save_expr): Update decl.
4082 * tree.c (save_expr): Update build size.
4083 (first_rtl_op): Don't handle SAVE_EXPR.
4084 (unsave_expr_1, contains_placeholder_p): Likewise.
4085 (decl_function_context): Likewise.
4086 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4087 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4088 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4090 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4092 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4093 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4094 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4095 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4096 some first-person references and patronizing comments. Based on
4098 * doc/invoke.texi: Don't reference fortran@gnu.org.
4099 * doc/trouble.texi (Warning when a non-void function value is
4100 ignored): Rewrite. From Russ Allbery and Chris Devers.
4102 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4104 * tree-ssa-pre.c (bitmap_set_t): New.
4105 (bb_value_sets): avail_out is now a bitmap_set_t.
4106 (bitmap_find_leader): New function.
4107 (bitmap_value_insert_into_set): Ditto.
4108 (bitmap_set_copy): Ditto.
4109 (bitmap_value_replace_in_set): Ditto.
4110 (bitmap_set_contains_value): Ditto.
4111 (bitmap_set_new): Ditto.
4112 (bitmap_set_pool): New pool.
4113 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4114 (insert_aux): Ditto.
4115 (add_to_sets): Ditto.
4116 (compute_avail): Ditto
4120 (execute_pre): Ditto.
4122 2004-07-02 Roger Sayle <roger@eyesopen.com>
4124 * config/rs6000/rs6000.c (struct processor_costs): New structure
4125 used to hold instruction latencies/sizes for processor types.
4126 (rs6000_cost): New global variable pointing to current CPU's costs.
4127 (rs6000_override_options): Initialize rs6000_cost to point to the
4128 appropriate cost table based upon rs6000_cpu and optimize_size.
4129 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4132 2004-07-02 Richard Henderson <rth@redhat.com>
4134 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4136 2004-07-02 Steven Bosscher <stevenb@suse.de>
4138 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4140 2004-07-01 Richard Henderson <rth@redhat.com>
4142 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4143 (alpha_gp_save_rtx): Use assign_stack_local instead of
4146 2004-07-01 Richard Henderson <rth@redhat.com>
4148 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4149 (alpha_rtx_cost_data): Update to match.
4150 (alpha_rtx_cost_size): New.
4151 (alpha_rtx_costs): Honor optimize_size.
4153 2004-07-01 Richard Henderson <rth@redhat.com>
4155 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4156 * cfgexpand.c (tree_expand_cfg): Do it here.
4157 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4158 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4159 * config/mips/mips.c (mips_output_mi_thunk): And here.
4160 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4161 * config/sh/sh.c (sh_output_mi_thunk): And here.
4162 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4164 2004-07-01 Richard Henderson <rth@redhat.com>
4166 * tree.def (RTL_EXPR): Remove.
4167 * c-typeck.c (lvalue_p): Don't handle it.
4168 * expr.c (safe_from_p): Likewise.
4169 (expand_expr_real_1): Likewise.
4170 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4171 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4172 * gengtype.c (adjust_field_tree_exp): Likewise.
4173 * stmt.c (warn_if_unused_value): Likewise.
4174 * tree-gimple.c (recalculate_side_effects): Likewise.
4175 * tree-pretty-print.c (dump_generic_node): Likewise.
4176 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4177 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4178 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4180 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4181 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4182 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4183 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4184 all the bits that tracked last_expr.
4185 (expand_end_bindings): Don't track last_expr.
4186 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4187 (clear_last_expr): Remove.
4188 (expand_asm): Don't call it.
4189 (expand_asm_operands, expand_end_cond): Likewise.
4190 (expand_naked_return, expand_null_return_1): Likewise.
4191 * c-typeck.c (c_begin_compound_stmt): Likewise.
4192 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4193 * expr.c (expand_expr_real_1): Likewise.
4194 * tree.h: Update prototypes.
4196 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4197 (struct emit_status): Remove sequence_rtl_expr.
4198 (struct function): Remove x_rtl_expr_chain.
4199 (seq_rtl_expr, rtl_expr_chain): Remove.
4200 * function.c (struct temp_slot): Remove rtl_expr.
4201 (assign_stack_temp_for_type): Don't set it.
4202 (free_temp_slots, pop_temp_slots): Don't check it.
4203 (free_after_compilation): Don't clear x_rtl_expr_chain.
4204 (fixup_var_refs): Don't search it.
4205 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4206 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4208 (push_topmost_sequence): Likewise.
4209 (end_sequence, init_emit): Likewise.
4210 (start_sequence_for_rtl_expr): Remove.
4211 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4212 * rtl.h (preserve_rtl_expr_result): Remove.
4214 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4216 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4217 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4220 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4222 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4223 (STANDARD_STARTFILE_PREFIX_2): Define.
4224 (standard_startfile_prefix_1): Initialize to
4225 STANDARD_STARTFILE_PREFIX_1.
4226 (standard_startfile_prefix_2): Initialize to
4227 STANDARD_STARTFILE_PREFIX_2.
4228 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4229 (STANDARD_STARTFILE_PREFIX_1): Define.
4230 (STANDARD_STARTFILE_PREFIX_2): Define.
4231 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4232 (STANDARD_STARTFILE_PREFIX_2): Document.
4234 2004-07-01 Richard Henderson <rth@redhat.com>
4236 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4237 in order to disable scalarization. Instead set a flag and wait
4238 for a candidate decl.
4240 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4242 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4243 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4244 Use terminology "testsuite" and "enumerated".
4246 2004-07-01 Richard Henderson <rth@redhat.com>
4248 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4249 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4250 (initial_return_save): Likewise.
4251 (flush_queued_reg_saves): Remap register numbers.
4252 (dwarf2out_return_reg): Likewise.
4254 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4256 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4258 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4259 access functions for lower bound and element size and only output
4260 if lower bound nonzero or element size not same as that of type.
4261 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4263 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4265 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4267 2004-07-01 Per Bothner <per@bothner.com>
4269 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4271 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4273 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4274 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4275 first operand. Don't optimize if the bitfield is volatile.
4277 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4279 * c-pretty-print.c (pp_c_postfix_expression): Handle
4280 floating-point comparison operators.
4281 (pp_c_expression): Pass floating-point comparison
4282 operators to pp_c_postfix_expression.
4284 2004-07-01 Roger Sayle <roger@eyesopen.com>
4286 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4287 rtx_cost instead of "had_mult" to determine whether the transformed
4288 expression is cheaper than the original.
4290 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4292 * alias.c (get_alias_set, canon_rtx, get_addr,
4293 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4295 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4296 expand_builtin): Likewise.
4297 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4299 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4300 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4301 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4302 record_dead_and_set_regs_1, get_last_value_validate,
4303 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4304 * cse.c (check_dependence, canon_hash, equiv_constant,
4305 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4306 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4307 count_reg_usage): Likewise.
4308 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4309 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4310 cselib_record_sets): Likewise.
4311 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4312 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4313 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4314 * df.c (df_uses_record): Likewise.
4315 * dojump (do_jump): Likewise.
4316 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4317 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4318 decl_start_label): Likewise.
4319 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4320 operand_subword, change_address_1, make_safe_from): Likewise.
4321 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4322 stabilize, force_not_mem): Likewise.
4323 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4324 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4325 * expr.c (convert_move, convert_modes, emit_block_move,
4326 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4327 emit_move_insn_1, expand_assignment, store_expr,
4328 store_constructor_field, store_constructor, store_field,
4329 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4331 * final.c (cleanup_subreg_operands, alter_subreg,
4332 get_mem_expr_from_op): Likewise.
4333 * flow.c (notice_stack_pointer_modification_1,
4334 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4336 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4337 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4338 optimize_bit_field, flush_addressof, purge_addressof_1,
4339 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4340 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4341 keep_stack_depressed): Likewise.
4342 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4343 noce_process_if_block, find_memory): Likewise.
4344 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4345 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4346 update_equiv_regs): Likewise.
4347 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4348 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4349 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4350 * passes.c (rest_of_handle_final): Likewise.
4351 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4352 move2add_note_store): Likewise.
4353 * ra-build.c (detect_remat_webs): Likewise.
4354 * ra-debug.c (dump_static_insn_cost): Likewise.
4355 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4356 * recog.c (validate_change, apply_change_group, cancel_changes,
4357 validate_replace_rtx_1, general_operand, register_operand,
4358 nonmemory_operand, push_operand, pop_operand, memory_operand,
4359 indirect_operand, asm_operand_ok, offsettable_memref_p,
4360 offsettable_nonstrict_memref_p, constrain_operands,
4361 store_data_bypass_p): Likewise.
4362 * reg-stack.c (subst_stack_regs_pat): Likewise.
4363 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4364 copy_cost, reg_scan_mark_refs): Likewise.
4365 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4366 combine_stack_adjustments_for_block): Likewise.
4367 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4368 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4369 find_reloads, find_reloads_address, find_reloads_address_1,
4370 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4371 find_equiv_reg): Likewise.
4372 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4373 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4374 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4375 delete_address_reloads): Likewise.
4376 * resource.c (mark_referenced_resources): Likewise.
4377 * rtlanal.c (get_jump_table_offset, count_occurrences,
4378 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4379 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4380 num_sign_bit_copies1): Likewise.
4381 * rtlhooks.c (gen_lowpart_general): Likewise.
4382 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4383 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4384 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4385 sdbout_global_decl): Likewise.
4386 * simplify-rtx.c (simplify_subreg): Likewise.
4387 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4388 expand_anon_union_decl, expand_end_case_type): Likewise.
4389 * unroll.c (calculate_giv_inc): Likewise.
4390 * var-tracking.c (stack_adjust_offset_pre_post,
4391 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4392 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4393 vt_add_function_parameters): Likewise.
4394 * varasm.c (make_var_volatile, notice_global_symbol,
4395 assemble_external, decode_addr_const, mark_weak,
4396 default_encode_section_info): Likewise.
4398 2004-07-01 Steven Bosscher <stevenb@suse.de>
4400 * stmt.c (check_seenlabel): Remove.
4401 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4403 2004-07-01 Richard Henderson <rth@redhat.com>
4405 * function.h (struct function): Remove x_function_call_count.
4406 (function_call_count): Remove.
4407 * calls.c (expand_call): Don't set it.
4408 * integrate.c (copy_rtx_and_substitute): Likewise.
4410 * function.h (struct function): Remove x_cleanup_label.
4411 (cleanup_label): Remove.
4412 * stmt.c (expand_value_return): Don't use it.
4413 * function.c (free_after_compilation): Don't set it.
4414 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4415 * cfgexpand.c (tree_expand_cfg): Update call.
4416 * tree.h (expand_function_start): Update decl.
4418 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4421 * c-lang.c (c_initialize_diagnostics): Move from here ...
4422 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4423 (c_tree_printer): Use pretty-printer to format %T.
4424 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4425 before '*' if not C++.
4426 (pp_c_direct_abstract_declarator): Don't try to print array upper
4427 bound for flexible array members.
4428 * c-tree.h: Include "diagnostic.h".
4429 (c_initialize_diagnostics): Declare.
4430 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4431 * c-format.c (format_type_warning): New function. Improve
4432 diagnostics for incorrect format argument types.
4433 (check_format_types): Use it. Add two parameters. Use the
4434 TYPE_MAIN_VARIANT of wanted_type.
4435 (check_format_info_main): Pass new parameters to
4437 (struct format_wanted_type): Update comment.
4439 2004-07-01 Nick Clifton <nickc@redhat.com>
4441 * target.h (struct gcc_target): Add new field to struct cxx:
4442 import_export_class.
4443 * target-def.h (TARGET_CXX): Initialise the new field.
4444 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4446 * doc/tm.texi: Document the new target hook.
4448 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4450 * builtins.c (fold_builtin_classify): Fix typo.
4452 2004-07-01 Richard Henderson <rth@redhat.com>
4454 * function.c (identify_blocks, identify_blocks_1): Remove.
4455 * function.h (identify_blocks): Remove.
4456 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4458 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4460 * builtins.c (fold_builtin_classify): New.
4461 (fold_builtin_unordered_cmp): Fix commentary.
4462 (fold_builtin): Use it.
4463 * builtins.def: Define builtins for isnan,
4464 isnanf, isnanl, finite, finitef, finitel,
4465 isinf, isinff, isinfl.
4467 2004-07-01 Richard Henderson <rth@redhat.com>
4469 * function.h (struct function): Remove dont_emit_block_notes.
4470 * gimple-low.c (lower_function_body): Don't set it.
4471 * cfgexpand.c (expand_block): Don't check it.
4472 * cfglayout.c (insn_locators_initialize): Likewise.
4473 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4474 * passes.c (rest_of_compilation): Likewise.
4475 * stmt.c (expand_start_bindings_and_block): Likewise.
4476 (expand_end_bindings): Likewise.
4478 2004-07-01 Richard Henderson <rth@redhat.com>
4480 * cgraph.h (cgraph_build_static_cdtor): Declare.
4481 * cgraphunit.c (cgraph_build_static_cdtor): New.
4482 * c-objc-common.c (build_cdtor): Use it.
4483 * coverage.c (create_coverage): Likewise.
4484 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4485 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4487 See ChangeLog.11 for earlier changes.
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