1 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
3 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
4 enormous cost if not TARGET_HARD_MUL.
6 2004-07-20 Andrew Pinski <apinski@apple.com>
9 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
12 2004-07-21 Paul brook <paul@codesourcery.com>
14 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
16 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18 * fold-const.c (operand_equal_p): Temporarily support NULL args.
19 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
20 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
22 2004-07-20 Zack Weinberg <zack@codesourcery.com>
24 * rtl.h (plus_constant): Delete.
25 (plus_constant_wide): Rename to plus_constant.
26 (plus_constant_for_output_wide): Delete vestigial prototype.
27 (GEN_INT): Remove unnecessary cast.
28 * tree.h (build_int_2, size_int_type): Delete.
29 (build_int_2_wide): Rename to build_int_2.
30 (size_int_wide): Rename to size_int_kind.
31 (size_int_type_wide): Rename to size_int_type.
32 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
33 Remove unnecessary cast.
34 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
35 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
36 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
37 (size_int_type_wide): Rename size_int_type.
38 (int_const_binop): Use size_int_type.
39 * c-lex.c (interpret_integer): Use build_int_2.
40 * final.c (split_double): Remove unnecessary casts.
41 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
43 2004-07-20 Richard Henderson <rth@redhat.com>
45 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
46 (gimplify_compound_lval): Use is_gimple_tmp_reg.
47 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
48 (is_gimple_tmp_reg): New.
49 * tree-gimple.h (is_gimple_tmp_reg): Declare.
51 2004-07-20 Richard Henderson <rth@redhat.com>
53 * tree-pretty-print.c (dump_generic_node): Dump
54 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
56 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
58 * tree-mudflap.c (mf_set_options_fndecl): New tree.
59 (mudflap_init): Set it.
60 (mudflap_register_call): Remove __mf_init call.
61 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
62 to pass "-ignore-reads" option to libmudflap if needed.
64 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
67 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
68 (MAKE_DECL_ONE_ONLY): Undefine.
69 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
70 readonly_data, one_only_data_section, forget_section): New prototypes.
71 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
73 (pa_select_section): Add one-only (COMDAT) support.
74 * pa.h (struct machine_function): Define.
75 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
76 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
77 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
78 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
79 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
80 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
81 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
82 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
83 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
84 for EXTRA_SECTION_FUNCTIONS.
85 * doc/install.texi: Update binutils requirements.
87 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
89 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
90 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
91 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
93 (struct VEC): Use unsigned for num and alloc.
94 * vec.c (struct vec_prefix): Likewise.
95 (vec_o_reserve): Adjust.
97 * dbxout.c (dbxout_type): Fix printf format.
99 * tree.h (binfo_member): Remove.
100 * tree.c (binfo_member): Remove.
102 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
104 * tree.h: Include vec.h
105 (DEF_VEC_P(tree)): New type.
106 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
107 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
108 (BINFO_LANG_SLOT): Remove.
109 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
110 (struct tree_binfo): Turn base_binfos into a trailing
111 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
112 (binfo_lang_slots): Remove.
113 * tree.c (binfo_lang_slots): Remove.
114 (make_tree_binfo_stat): Take a base binfo count, not a
115 lang slot count. Adjust.
116 * Makefile.in (TREE_H): Add vec.h
117 * alias.c (record_component_aliases): Adjust BINFO access.
118 * dbxout.c (dbxout_type): Likewise.
119 * dwarf2out.c (gen_member_die): Likewise.
120 * sdbout.c (sdbout_one_type): Likewise.
121 * tree-dump.c (deque_and_dump): Likewise.
122 * config/i386/i386.c (classify_argument,
123 contains_128bit_aligned_vector_p): Likewise.
124 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
125 * doc/c-tree.texi (Classes): Update BINFO documentation.
127 2004-07-20 Steven Bosscher <stevenb@suse.de>
129 * c-common.h (check_case_value): Remove prototype.
130 (c_add_case_label): Adjust prototype.
131 * c-common.c (check_case_value): Make static.
132 (check_case_bounds): New function.
133 (c_add_case_label): Use it. Take new argument orig_type.
134 * c-typeck.c (struct c_switch): New orig_type field.
135 (c_start_case): Set it.
136 (do_case): Pass it to c_add_case_label.
137 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
138 cases from here. Add the labels in reverse order.
139 * stmt.c (struct case_node): Adjust comment. Remove balance field.
140 (add_case_node): Return nothing, don't check for duplicate cases.
141 Insert new case nodes in a list, not in an AVL tree.
142 (expand_end_case_type): Don't turn a case tree into a case list.
143 (case_tree2list): Remove.
144 * tree.h (add_case_node): Adjust prototype.
146 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
148 * genattr.c (struct range, struct function_unit,
149 write_units, extend_range, init_range): Remove them.
150 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
151 Output "#define INSN_SCHEDULING" here.
152 * genattrtab.c (struct range, struct function_unit_op,
153 struct function_unit, struct dimension, enum operator,
154 operate_exp, expand_units, simplify_knowing,
155 encode_units_mask, simplify_by_exploding,
156 find_and_mark_used_attributes, unmark_used_attributes,
157 add_values_to_cover, increment_current_value,
158 test_for_current_value, simplify_with_current_value,
159 simplify_with_current_value_aux, gen_unit,
160 write_unit_name, write_function_unit_info,
161 write_complex_function, write_toplevel_expr,
162 find_single_value, extend_range): Remove.
163 (write_attr_get): Do not handle common_av->value
165 (struct attr_desc): Remove func_units_p and blockage_p.
166 (write_attr_valueq): Do not handle them.
167 (find_attr): Do not clear them.
168 (make_internal_attr): Do not initialize them.
169 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
170 * sched-vis.c (init_target_units, insn_print_units,
171 init_block_visualization, print_block_visualization,
172 visualize_scheduled_insns, visualize_no_unit,
173 visualize_stall_cycles, visualize_alloc,
174 visualize_free, target_units, get_visual_tbl_length,
175 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
176 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
177 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
178 * haifa-sched.c (blockage_range, clear_units,
179 schedule_unit, actual_hazard, potential_hazard,
180 insn_unit, unit_last_insn, unit_tick,
181 actual_hazard_this_instance, potential_hazard,
182 schedule_unit, max_insn_queue_index_value): Remove.
183 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
184 max_insn_queue_index.
185 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
186 * doc/md.texi (Processor pipeline description): Remove
187 references to old pipeline descriptions.
188 (Automaton pipeline description): Merge with the above.
189 (Old pipeline description, Comparison of the two descriptions):
192 * bt-load.c (migrate_btr_def): Remove references to
193 use_pipeline_interface.
194 * haifa-sched.c (insn_cost, schedule_insn,
195 schedule_block, advance_one_cycle, sched_init,
196 queue_to_ready, sched_finish): Likewise.
197 * modulo-sched.c (sms_schedule, advance_one_cycle,
198 ps_has_conflicts): Likewise.
199 * sched-rgn.c (init_ready): Likewise.
200 (debug_dependencies): Likewise, and remove an "if (1)".
201 * target.h (use_dfa_pipeline_interface): Remove.
202 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
203 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
204 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
205 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
206 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
207 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
208 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
209 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
210 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
211 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
212 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
213 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
214 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
215 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
216 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
217 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
218 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
219 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
220 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
222 2004-07-19 Roger Sayle <roger@eyesopen.com>
224 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
226 2004-07-19 Jeff Law <law@redhat.com>
228 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
229 (get_eq_expr_value): Use it. Simplify slightly.
231 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
233 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
234 (umulsidi3_32bit_r4000): Likewise.
236 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
238 * vec.h: Propagate location information properly.
239 (VEC_T_iterate): Add result pointer parameter.
241 (VEC_T_reserve): Use it.
243 2004-07-19 Daniel Jacobowitz <dan@debian.org>
245 * Makefile.in (c-format.o): Depend on c-format.h.
246 * c-format.h: New file.
247 (struct format_char_info): Add CHAIN member.
248 * c-format.c: Move some types and constants to c-format.h.
249 (format_type_error): Set to -1.
250 (struct function_format_info): Use an int for format_type.
251 (decode_format_type): Return an int. Return format_type_error
253 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
254 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
255 (scan_char_table, time_char_table, monetary_char_table): Initialize
257 (n_format_types): New variable.
258 (check_format_info_main): Handle CHAIN in format_char_info.
259 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
260 TARGET_N_FORMAT_TYPES.
261 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
262 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
263 * config/sol2-c.c: New file.
264 * config/t-sol2: New file.
265 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
266 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
267 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
269 * doc/extend.texi (Target Format Checks): New section.
270 (Function Attributes): Mention it.
271 * doc/invoke.texi: Mention target format checks.
272 * doc/sourcebuild.texi: Mention target format checks.
273 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
276 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
278 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
280 * config/s390/s390.c (regclass_map initializer): Register 35 added to
282 (load_multiple_operation, store_multiple_operation): Removed
283 pointless sanity check.
284 (s390_decompose_address): Added check for return_address_pointer_rtx.
285 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
286 (s390_return_address_offset): New function.
287 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
288 (FRAME_REGNO_P): Added check for register 35.
289 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
290 REG_ALLOC_ORDER): Appended entry for register 35.
291 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
292 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
293 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
294 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
295 is eliminable using stack pointer or hard frame pointer.
296 (REGISTER_NAMES): Added name for register 35.
297 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
298 pointless sanity check.
300 2004-07-19 Roger Sayle <roger@eyesopen.com>
302 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
303 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
304 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
305 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
306 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
307 (fold_relational_const): Tidy up handling of floating point
308 comparisons by calling real_compare. Remove tree_expr_nonzero_p
309 transformation; fold_relational_const assumes constant operands.
311 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
313 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
316 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
318 * c-tree.h (struct c_expr): Define.
319 (C_SET_EXP_ORIGINAL_CODE): Remove.
320 (parser_build_binary_op, build_compound_expr): Update prototypes.
321 * c-parse.in (%union): Add exprtype.
322 (FUNC_NAME): Mark as ttype.
323 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
325 (expr): Update. Define directly in terms of expr_no_commas
326 instead of using nonnull_exprlist.
327 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
328 offsetof_member_designator, typespec_nonreserved_nonattr, init,
329 initval, designator, component_declarator,
330 component_notype_declarator, enumerator, array_declarator,
331 condition, exexpr, switch_statement, stmt_nocomp, stmt,
332 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
333 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
335 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
336 * c-common.c (c_common_truthvalue_conversion): Don't check
338 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
339 Don't use C_EXP_ORIGINAL_CODE.
340 (default_conversion, default_function_array_conversion): Don't use
341 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
342 (internal_build_compound_expr): Merge into build_compound_expr.
343 (build_compound_expr): Take two operands instead of a TREE_LIST.
344 * objc/objc-act.c (get_super_receiver): Update calls to
347 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
349 * config/sh/sh.c (sh_use_dfa_interface): Remove.
350 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
352 * config/sh/sh.md: Extract pipeline descriptions
354 * config/sh/sh1.md: New file, extracted from sh.md.
355 * config/sh/sh4.md: New file, extracted from sh.md.
356 * config/sh/shmedia.md: New file, extracted from sh.md
357 and rewritten using new-style pipeline description.
359 2004-07-18 Zack Weinberg <zack@codesourcery.com>
361 * config/pa/pa.md: Delete the two remaining define_peephole
364 2004-07-18 Steven Bosscher <stevenb@suse.de>
365 Joseph S. Myers <jsm@polyomino.org.uk>
367 * c-common.c (c_common_truthvalue_conversion): Don't warn if
368 TREE_NO_WARNING is set.
370 2004-07-18 Roger Sayle <roger@eyesopen.com>
372 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
373 simplify_builtin_strncmp): Delete.
374 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
375 Change argument to accept an arglist instead of an "exp". Assume
376 that the return type is always integer_type_node. Copy missing
377 transformations from their now obsolete simplify_builtin_*
379 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
380 fold_builtin_strcmp and fold_builtin_strncmp.
381 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
382 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
383 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
385 2004-07-18 Daniel Jacobowitz <dan@debian.org>
387 * Makefile.in (tree-alias-common.o): Update dependencies.
389 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
391 * cfgloop.c (flow_loop_nested_p): Fix comment.
393 2004-07-17 Jason Merrill <jason@redhat.com>
396 * stor-layout.c (relayout_decl): New fn.
397 * tree.h: Declare it.
398 (DECL_BY_REFERENCE): New macro.
400 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
402 * libgcc2.c (__enable_execute_stack): New symbol.
403 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
404 and declare __enable_execute_stack.
405 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
406 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
407 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
408 ENABLE_EXECUTE_STACK.
409 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
410 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
411 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
412 ENABLE_EXECUTE_STACK.
413 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
414 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
415 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
416 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
417 ENABLE_EXECUTE_STACK.
418 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
419 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
420 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
421 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
422 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
423 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
424 (sparc64_initialize_trampoline): Likewise.
425 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
427 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
429 * langhooks.h (builtin_function): New langhook.
430 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
431 (LANG_HOOKS_INITIALIZER): Update.
432 * tree.h (builtin_function): Remove.
433 * doc/tm.texi: Update.
434 * c-tree.h (builtin_function): Declare.
435 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
436 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
437 config/ia64/ia64.c, config/iq2000/iq2000.c,
438 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
439 config/stormy16/stormy16.c: All callers of builtin_function
442 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
445 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
446 Remove white space after the backslash.
448 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
450 PR rtl-optimization/16294
451 * resource.c (return_insn_p): New predicate.
452 (mark_target_live_regs): Use it. Special-case return insns.
453 (init_resource_info): Use it. Don't scan the epilogue past
456 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
458 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
459 destroy dominance information.
460 * passes.c (rest_of_handle_loop2): Free dominance information.
461 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
463 (thread_jumps): Update dominance information and remove unreachable
465 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
466 information and remove the unreachable block.
468 2004-07-17 Graham Stott <graham.stott@btinternet.com>
470 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
472 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
474 * doc/sourcebuild.texi: Remove libf2c entry.
476 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
478 * config/i386/i386.md (movv16qi_internal): Fix typo.
480 2004-07-17 Steven Bosscher <stevenb@suse.de>
482 * final.c (final_scan_insn): Fix broken commit from previous
485 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
487 * c-typeck.c (parser_build_binary_op): Condition warnings for
488 X<=Y<=Z on -Wparentheses instead of -Wextra.
489 * doc/invoke.texi: Update. Document that most of -Wparentheses is
490 supported for C only.
492 2004-07-17 Steven Bosscher <stevenb@suse.de>
494 * cfgcleanup.c (try_simplify_condjump): Don't remove line
495 notes to avoid unreachable code warnings.
496 * toplev.c (backend_init): Don't emit line notes for
497 unreachable code warnings.
499 * combine.c (distribute_notes): Don't distribute a
501 * final.c (final_scan_insn): Don't handle it.
502 * rtl.c (reg_note_name): Remove it.
503 * rtl.h (enum reg_node): Dito.
505 * emit-rtl.c (force_line_numbers, restore_line_number_status):
507 * rtl.h (force_line_numbers, restore_line_number_status):
510 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
511 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
512 (using_eh_for_cleanups): Also moved here.
514 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
515 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
516 to expand_start_case and add_case_node.
517 * stmt.c (struct nesting): Cleanup unused fields condition_code,
518 last_unconditional_cleanup, nominal_type, printname, and
520 (struct fixup_goto): Remove.
521 (struct stmt_status): Remove x_goto_fixup_chain field.
522 (goto_fixup_chain): Remove.
523 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
524 pushcase, pushcase_range): Remove.
525 (expand_start_bindings_and_block): Don't set unused fields in
527 (expand_start_case, add_case_node): Cleanup unused formal arguments.
528 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
529 instead of emit_jump_if_reachable.
530 (emit_case_nodes): Likewise.
531 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
533 (update_eh_label): Work around left-over exception handing regions.
534 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
535 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
536 (pass_cleanup_cfg_post_optimizing): New pass.
537 (init_tree_optimization_passes): Run the new pass after all
539 * tree.h (pushcase, pushcase_range): Remove prototypes.
540 (expand_start_case, add_case_node): Update prototypes.
542 2004-07-16 Krister Walfridsson <cato@df.lth.se>
544 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
546 2004-07-16 Richard Henderson <rth@redhat.com>
548 * builtins.c (std_expand_builtin_va_arg): Remove.
549 (expand_builtin_va_arg): Remove.
550 * expr.h: Don't declare them.
551 * gimplify.c (mark_decls_volatile_r): Remove.
552 (copy_if_shared_r): Don't call it.
553 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
554 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
555 * gimple-low.c (lower_stmt): Likewise.
556 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
557 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
558 * tree-ssa-operands.c (get_expr_operands): Likewise.
559 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
560 EXPAND_BUILTIN_VA_ARG.
561 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
562 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
563 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
564 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
566 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
568 * tree-ssa-pre.c (insert_aux): Break out if we hit
571 2004-07-16 Richard Henderson <rth@redhat.com>
573 * basic-block.h (remove_fake_exit_edges): Declare.
574 * cfganal.c (remove_fake_predecessors): Rename from
575 remove_fake_successors; iterate over predecessors.
576 (remove_fake_exit_edges): New.
577 * cfgcleanup.c (try_optimize_cfg): Use it.
578 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
579 * predict.c (estimate_probability): Likewise.
580 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
581 * tree-cfg.c (make_edges): Likewise.
582 * tree-ssa-pre.c (fini_pre): Likewise.
583 * profile.c (instrument_edges): Don't remove_fake_edges.
584 (branch_prob): Do it earlier here.
586 2004-07-16 Richard Henderson <rth@redhat.com>
588 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
589 switchification wrt CONSTRUCTOR. Document the reason.
591 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
593 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
594 that prevented descriptive __mf_check source location strings.
596 2004-07-16 Richard Henderson <rth@redhat.com>
598 * tree-def (WITH_SIZE_EXPR): New.
599 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
600 * expr.c (expand_expr_real_1): Likewise.
601 * gimplify.c (maybe_with_size_expr): New.
602 (gimplify_arg, gimplify_modify_expr): Use it.
603 (gimplify_modify_expr_to_memcpy): Take size parameter.
604 (gimplify_modify_expr_to_memset): Likewise.
605 (gimplify_expr): Handle WITH_SIZE_EXPR.
606 * tree-alias-common.c (find_func_aliases): Likewise.
607 * tree-eh.c (tree_could_trap_p): Likewise.
608 (tree_could_throw_p): Likewise.
609 * tree-gimple.c (is_gimple_lvalue): Likewise.
610 (get_call_expr_in): Likewise.
611 * tree-inline.c (estimate_num_insns_1): Likewise.
612 (expand_calls_inline): Likewise.
613 * tree-nested.c (convert_call_expr): Likewise.
614 * tree-pretty-print.c (dump_generic_node): Likewise.
615 * tree-sra.c (sra_walk_expr): Likewise.
616 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
617 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
618 * tree-ssa-operands.c (get_expr_operands): Likewise.
619 * tree-tailcall.c (find_tail_calls): Likewise.
621 * calls.c (expand_call): Reset old_stack_allocated after
622 calling emit_stack_restore.
624 2004-07-16 Richard Henderson <rth@redhat.com>
626 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
627 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
628 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
629 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
630 copy_res_decl_for_inlining.
632 * tree-inline.c (declare_return_variable): New modify_dest argument.
633 Use it as the return value, when possible or manditory. Handle
634 TREE_ADDRESSABLE types.
635 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
636 replacement of CALL_EXPR.
638 2004-07-16 Richard Henderson <rth@redhat.com>
640 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
641 * gimple-low.c (expand_var_p): Don't check it.
642 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
643 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
644 * tree-ssa-operands.c (add_stmt_operand): Likewise.
645 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
646 (find_referenced_vars): Don't call them.
647 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
649 2004-07-16 Richard Henderson <rth@redhat.com>
651 * function.c (pass_by_reference): True for all variable sized types.
653 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
655 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
656 * tree-pretty-print.c: Include tree-chrec.h.
657 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
658 and POLYNOMIAL_CHREC nodes.
660 2004-07-16 Steve Ellcey <sje@cup.hp.com>
662 * builtins.c (expand_builtin_stpcpy): Do not create temporary
665 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
667 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
669 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
671 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
673 * config/s390/s390.c: Likewise.
674 * config/s390/s390.h: Likewise.
676 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
678 * config/mips/mips.md (addsi3, adddi3): Remove special handling
679 of $sp adds. Remove REGNO checks from mips16 patterns.
681 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
683 * config/mips/mips.md: Delete outdated comment.
685 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
687 * config/mips/mips.c (get_float_compare_codes): Delete.
688 (mips_emit_compare): New function, mostly extracted from
689 get_float_compare_codes and gen_conditional_branch.
690 (gen_conditional_branch, gen_conditional_move): Use it.
692 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
694 * genautomata.c (add_vect): Speedup by using integers as
695 bit-vectors for walking through the comb_vect and finding
698 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
700 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
701 operand is an uns_arith_operand; use subtraction otherwise.
702 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
703 not just arith_operands.
705 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
707 * config/mips/mips-protos.h (gen_int_relational): Delete.
708 (mips_emit_scc): Declare.
709 * config/mips/mips.c (internal_test): Delete.
710 (sle_operand, sleu_operand): New functions.
711 (map_test_to_internal_test, gen_int_relational): Delete.
712 (mips_emit_binary, mips_relational_operand_ok_p)
713 (mips_emit_int_relational, mips_zero_if_equal)
714 (mips_emit_scc): New functions.
715 (gen_conditional_branch): Rework to use mips_emit_int_relational.
716 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
718 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
719 (sltu, sleu): Use mips_emit_scc.
720 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
721 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
722 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
724 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
726 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
728 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
730 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
731 (*sne_[sd]i): Likewise sne_[sd]i_zero.
732 (*sgt_[sd]i): ...and sgt_[sd]i.
733 (*slt_[sd]i): ...and slt_[sd]i.
734 (*sgtu_[sd]i): ...and sgtu_[sd]i.
735 (*sltu_[sd]i): ...and sltu_[sd]i.
736 (*sleu_[sd]i): ...and sleu_[sd]i_const.
737 Name previously unnamed mips16 patterns. Formatting fixes.
739 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
741 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
742 (branch_type): Delete.
743 (gen_conditional_branch, gen_conditional_move)
744 (mips_gen_conditional_trap): Update after name change. Get the
745 comparison mode from cmp_operands[0].
746 * config/mips/mips.h (cmp_type, branch_type): Delete.
747 (cmp_operands): Renamed from branch_cmp.
748 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
749 name change. Don't set branch_type.
750 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
751 mode class of cmp_operands[0] rather than branch_type. Update after
754 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
756 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
757 of 0...255 to 0 when inside a SET.
759 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
761 * config/mips/mips.md: Remove mips16 define_peepholes.
763 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
765 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
766 (fini_pre): Remove fake edges.
768 2004-07-15 Richard Henderson <rth@redhat.com>
770 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
771 (get_indirect_ref_operands, get_call_expr_operands): ... these.
773 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
775 * vec.h (VEC_address): New function.
777 2004-07-14 Jason Merrill <jason@redhat.com>
780 * gimplify.c (gimplify_arg): New fn, split out from...
781 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
783 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
785 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
786 generate code which is generated by pushqi1 now
787 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
789 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
791 * combine.c (simplify_set): match the mode of the constant 0 with
792 the tested operand to match the compare behaviour and the
793 simplify_relational_operation() expectation.
795 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
797 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
800 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
802 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
804 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
806 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
808 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
809 calls in mips16 code.
811 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
813 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
814 the destination of the li as well as for the neg.
816 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
819 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
820 * cgraph.h: Update declaration.
821 * c-decl.c (build_cdtor): Update call with default priority.
822 * coverage.c (create_coverage): Ditto.
823 * tree-mudflap.c (mf_init_fndecl): New tree.
824 (mudflap_init): Set it.
825 (mudflap_register_call): Arrange to call __mf_init before the first
827 (mudflap_finish_file): Mark the mudflap static initializer as extra
828 high priority, to beat all C++ static constructors.
830 2004-07-15 Jeff Law <law@redhat.com>
832 * loop.c (check_insn_for_givs): Restore check for code labels that was
833 accidentally deleted by a recent checkin.
835 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
837 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
838 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
840 2004-07-14 Richard Henderson <rth@redhat.com>
842 * print-tree.c (print_node): Fix casts last change.
844 2004-07-15 Paul Brook <paul@codesourcery.com>
846 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
847 to TARGET_UNWIND_INFO.
848 * except.c (output_function_exception_table): Ditto.
850 * opts.c (decode_options): Ditto.
851 * passes.c (rest_of_handle_final): Ditto.
852 * final.c (final_start_function): Ditto.
853 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
855 * targhooks.h (default_unwind_emit): Declare.
856 * targhooks.c (default_unwind_emit): New function.
857 * target-def.h: Define and use TARGET_UNWIND_EMIT.
858 * target.h (struct gcc_target): Add unwind_emit.
859 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
860 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
861 Remove IA64_UNWIND_EMIT.
862 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
864 2004-07-14 Richard Henderson <rth@redhat.com>
866 * print-tree.c (print_node): Handle SSA_NAME.
868 2004-07-14 James E Wilson <wilson@specifixinc.com>
871 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
872 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
874 2004-07-15 Jakub Jelinek <jakub@redhat.com>
876 * expr.c (expand_assignment): Reenable bitfield += optimizations.
877 Use alias set 0 for memory, do proper mode calculations and adjust
878 address for memories.
880 2004-07-14 Per Bothner <per@bothner.com>
882 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
883 structure with extra column field.
884 * tree.c (expand_location): Also fill in column field.
885 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
886 gets confused by the two conditionally-compiled definitions.
888 2004-07-14 Eric Christopher <echristo@redhat.com>
890 * calls.c (expand_call): Fix typo in comment.
892 2004-07-14 Steve Ellcey <sje@cup.hp.com>
894 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
895 comparision of TFmode.
897 2004-07-14 Richard Henderson <rth@redhat.com>
899 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
900 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
901 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
902 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
903 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
904 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
905 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
906 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
907 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
909 2004-07-14 Mike Stump <mrs@apple.com>
911 * config/darwin.h (WINT_TYPE): Define to be int to match
914 2004-07-14 Bob Wilson <bob.wilson@acm.org>
916 * config/xtensa/xtensa.c (function_arg_advance): Check for args
917 that must be passed in the stack.
918 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
919 arguments if the size is not a constant.
921 2004-07-14 Per Bothner <per@bothner.com>
923 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
924 instead of EXPR_LOCUS in a boolean context, which is always true
925 if --enable-mapped-location.
926 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
928 2004-07-14 Richard Henderson <rth@redhat.com>
930 * dominance.c (struct dom_info): Add fake_exit_edge.
931 (init_dom_info): Allocate it.
932 (free_dom_info): Free it.
933 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
935 (calc_idoms): Honor fake_exit_edge.
937 2004-07-13 Jason Merrill <jason@redhat.com>
939 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
940 (rhs_test_for): New fn.
941 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
942 * tree-gimple.h: Declare them.
943 * gimplify.c (gimplify_modify_expr): Use the new fns.
945 2004-07-14 Richard Henderson <rth@redhat.com>
947 * config/arm/arm-protos.h (arm_va_arg): Remove.
948 * config/arm/arm.c (arm_va_arg): Remove.
949 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
950 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
952 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
954 * pa.c (fix_range): New function to mark a range(s) of registers as
956 (override_options): Call fix_range if the -mfixed-range option string
958 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
959 * doc/invoke.texi (-mfixed-range): Document new option.
961 2004-07-14 David Edelsohn <edelsohn@gnu.org>
963 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
965 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
967 2004-07-14 Roger Sayle <roger@eyesopen.com>
969 * expmed.c (expand_sdiv_pow2): New function to expand signed division
970 by a positive power of two, split out from expand_divmod. Provide
971 an alternate implementation when shifts are expensive. Lower the
972 threshold for using a branchless implementation to BRANCH_COST >= 2.
973 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
975 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
977 * tree-dfa.c (make_rename_temp): *Really* work just
978 like create_tmp_var if called while outside SSA form.
980 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
982 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
983 for division by zero.
984 ("umodsi3"): Likewise.
986 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
988 * config/mips/mips.c (mips_output_move): When generating mips16 code,
989 force loads of negative constants to be split.
990 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
991 Generalize SImode li/neg splitter to cope with other modes.
993 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
995 * expmed.c: Remove more references to QUEUED in the comments.
998 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
1001 2004-07-13 Richard Henderson <rth@redhat.com>
1002 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
1005 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1007 * tree-dfa.c (make_rename_temp): Work just like
1008 create_tmp_var if called while outside SSA form.
1010 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
1012 * expr.c (enqueue_insn, finish_expr_for_function,
1013 protect_from_queue, queued_subexp_p, mark_queue,
1014 emit_insns_enqueued_after_mark, emit_queue,
1015 expand_increment): Remove.
1016 (store_constructor): Expand increment as an assignment.
1017 (expand_expr_real_1 <case PREINCREMENT_EXPR,
1018 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
1019 case POSTDECREMENT_EXPR>): Abort.
1020 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
1021 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
1022 protect_from_queue, emit_queue, queued_subexp_p): Remove.
1023 * function.h (pending_chain, x_pending_chain): Remove.
1024 * rtl.def (QUEUED): Remove.
1026 * emit-rtl.c (copy_insn_1, copy_most_rtx,
1027 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
1028 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
1029 encode_units_mask): Likewise.
1030 * local-alloc.c (equiv_init_varies_p): Likewise.
1031 * rtl.c (copy_rtx): Likewise.
1032 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1033 * simplify-rtx.c (simplify_gen_subreg): Likewise.
1034 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
1036 * builtins.c (expand_builtin, expand_builtin_apply,
1037 expand_builtin_mathfn, expand_builtin_mathfn_2,
1038 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
1039 Remove calls to emit_queue and protect_from_queue.
1040 * calls.c (expand_call, precompute_arguments,
1041 precompute_register_parameters, rtx_for_function_call,
1042 store_one_arg): Likewise.
1043 * dojump.c (do_compare_and_jump, do_jump): Likewise.
1044 * explow.c (memory_address): Likewise.
1045 * expmed.c (clear_by_pieces_1, clear_storage,
1046 clear_storage_via_libcall, emit_group_load,
1047 emit_group_store, emit_store_flag,
1048 expand_expr_real_1, store_by_pieces,
1049 store_constructor, store_expr, try_casesi,
1050 try_tablejump): Likewise.
1051 * function.c (expand_pending_sizes): Likewise.
1052 * optabs.c (emit_cmp_and_jump_insns,
1053 emit_conditional_add, emit_conditional_move,
1054 expand_fix, expand_float, prepare_cmp_insn): Likewise.
1055 * stmt.c (emit_case_bit_tests,
1056 expand_asm_expr, expand_computed_goto,
1057 expand_decl_init, expand_end_case_type,
1058 expand_end_stmt_expr, expand_expr_stmt_value,
1059 expand_return, expand_start_case,
1060 optimize_tail_recursion): Likewise.
1061 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1062 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
1064 2004-07-14 Ben Elliston <bje@au.ibm.com>
1066 * vec.h: Comment fix.
1068 2004-07-13 Richard Henderson <rth@redhat.com>
1070 * target.h (struct gcc_target): Add calls.pass_by_reference.
1071 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
1072 * function.c (pass_by_reference): Use the hook.
1073 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
1074 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
1075 (hook_pass_by_reference_must_pass_in_stack): New.
1076 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
1077 (alpha_pass_by_reference): New.
1078 (TARGET_PASS_BY_REFERENCE): New.
1079 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1080 * config/arc/arc.c (arc_pass_by_reference): New.
1081 (TARGET_PASS_BY_REFERENCE): New.
1082 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1083 (FUNCTION_ARG_CALLEE_COPIES): True.
1084 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
1085 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
1086 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
1087 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1088 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1089 * config/cris/cris.c (cris_pass_by_reference): New.
1090 (TARGET_PASS_BY_REFERENCE): New.
1091 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
1092 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
1093 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1094 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
1095 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1096 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
1097 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
1098 (frv_function_arg_pass_by_reference): Remove.
1099 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1100 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
1101 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
1102 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
1103 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1104 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
1105 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
1106 (ia64_pass_by_reference): Rename from
1107 ia64_function_arg_pass_by_reference.
1108 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1109 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1110 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
1111 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
1112 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
1113 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1114 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1115 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
1116 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
1117 (m32r_pass_by_reference): Adjust prototype. Make static.
1118 Handle mode sizes correctly.
1119 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1120 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
1121 (m68hc11_function_arg_pass_by_reference): Remove.
1122 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1123 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1124 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
1125 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1126 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
1127 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
1128 (mips_va_arg): Use pass_by_reference.
1129 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
1130 Handle mode sizes correctly.
1131 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1132 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
1133 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
1134 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
1135 (mmix_pass_by_reference): Rename from
1136 mmix_function_arg_pass_by_reference.
1137 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1138 (FUNCTION_ARG_CALLEE_COPIES): True.
1139 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
1140 (mn10300_pass_by_reference): New.
1141 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1142 (FUNCTION_ARG_CALLEE_COPIES): True.
1143 * config/pa/pa.c (pa_pass_by_reference): New.
1144 (TARGET_PASS_BY_REFERENCE): New.
1145 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1146 (FUNCTION_ARG_CALLEE_COPIES): True.
1147 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
1148 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
1149 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
1150 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1151 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
1152 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
1153 (s390_pass_by_reference): Rename from
1154 s390_function_arg_pass_by_reference.
1155 (s390_function_arg_advance): Don't query pass-by-ref.
1156 (s390_function_arg): Likewise.
1157 (s390_gimplify_va_arg): Use pass_by_reference.
1158 (s390_call_saved_register_used): Likewise.
1159 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1160 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
1161 (shcompact_byref, sh_pass_by_reference): New.
1162 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1163 (SHCOMPACT_BYREF): Remove.
1164 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
1165 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
1166 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
1167 (sparc_gimplify_va_arg): Use pass_by_reference.
1168 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1169 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1170 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
1171 (v850_pass_by_reference): New.
1172 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1173 (FUNCTION_ARG_CALLEE_COPIES): True.
1174 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
1175 FUNCTION_ARG_PASS_BY_REFERENCE docs.
1177 2004-07-14 Richard Henderson <rth@redhat.com>
1178 Richard Sandiford <rsandifo@redhat.com>
1180 * config/mips/mips-protos.h (mips_va_arg): Delete.
1181 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
1182 * config/mips/mips.c: Include tree-gimple.h.
1183 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
1184 (mips_arg_info): Remove special handling of must_pass_in_stck args.
1185 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
1186 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
1188 2004-07-13 Bob Wilson <bob.wilson@acm.org>
1190 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
1191 arguments for COND_EXPR in big-endian adjustment code.
1193 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1195 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
1196 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
1197 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
1198 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
1200 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1202 PR tree-optimization/16443
1203 * tree-ssa-alias.c: Add more description for
1204 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
1205 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
1206 clobbering of call-clobbered and addressable variables. If
1207 there are any before aliases have been computed, add them.
1209 2004-07-13 Diego Novillo <dnovillo@redhat.com>
1211 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
1214 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
1216 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
1217 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
1220 2004-07-13 Per Bothner <per@bothner.com>
1222 * collect2.c (main): Handle --no-demangle and --demangle flags.
1224 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
1226 * Makefile.in (OBJS-common): Add tree-data-ref.o.
1227 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
1228 (tree-data-ref.o): New rule.
1229 * lambda.h: New file.
1230 * tree-data-ref.c: New file.
1231 * tree-data-ref.h: New file.
1232 * tree.c (int_cst_value, tree_fold_gcd): New functions.
1233 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
1235 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1238 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
1239 * config/sparc/sparc.c (output_ubranch): New function.
1240 * config/sparc/sparc.md (jump pattern): Use it.
1242 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1245 * config/sparc/sparc.c (output_cbranch): Properly guard
1246 the code handling far branches with TARGET_V9.
1247 * config/sparc/sparc.md (length attribute): Document the
1248 side-effect of having a length greater or equal to 3.
1250 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1251 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
1254 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
1255 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
1257 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1258 Martin Sebor <sebor@roguewave.com>
1261 * doc/invoke.texi (SPARC options): Document -threads
1262 and -pthreads on Solaris.
1264 2004-07-13 Richard Henderson <rth@redhat.com>
1266 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
1268 (ind_gimplify_va_arg_expr): Remove.
1269 * tree.h (ind_gimplify_va_arg_expr): Remove.
1270 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
1271 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
1274 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
1275 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
1276 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
1277 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
1278 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
1280 2004-07-13 Richard Henderson <rth@redhat.com>
1282 * function.c (pass_by_reference): New.
1283 (assign_parm_find_data_types): Use it.
1284 * calls.c (initialize_argument_information): Likewise.
1285 (emit_library_call_value_1): Likewise.
1286 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
1287 * function.h (pass_by_reference): Declare.
1289 2004-07-13 Richard Henderson <rth@redhat.com>
1291 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
1292 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
1293 * expr.h (MUST_PASS_IN_STACK): Remove.
1294 * system.h (MUST_PASS_IN_STACK): Poison.
1295 * tree.h (must_pass_in_stack_var_size): Declare.
1296 (must_pass_in_stack_var_size_or_pad): Declare.
1297 * calls.c (must_pass_in_stack_var_size): New.
1298 (must_pass_in_stack_var_size_or_pad): Rename from
1299 default_must_pass_in_stack.
1300 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
1301 (TARGET_MUST_PASS_IN_STACK): New.
1302 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
1303 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
1304 (TARGET_MUST_PASS_IN_STACK): New.
1305 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
1306 * config/frv/frv.c (frv_must_pass_in_stack): New.
1307 (TARGET_MUST_PASS_IN_STACK): New.
1308 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
1309 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
1310 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
1311 (ix86_must_pass_in_stack): Make static.
1312 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
1313 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
1314 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
1315 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
1316 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
1317 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
1318 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
1319 (mcore_must_pass_on_stack): Remove.
1320 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
1321 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
1322 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
1323 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
1324 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
1325 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
1326 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
1327 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
1328 (TARGET_MUST_PASS_IN_STACK): New.
1329 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
1330 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
1331 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
1332 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
1333 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
1334 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
1335 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
1338 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
1339 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
1340 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
1341 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
1342 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
1343 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
1344 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
1345 config/xtensa/xtensa.c: Use target hook.
1347 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
1349 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
1350 * configure: Rebuilt.
1352 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1354 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
1355 * config/mips/mips.h (mips_reg_names): Don't declare.
1356 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
1357 (TARGET_NAME_REGS): Delete.
1358 (TARGET_SWITCHES): Remove -mrnames.
1359 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
1360 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
1362 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
1363 (override_options): Remove handling of TARGET_NAME_REGS.
1365 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
1367 * config/mips/mips.h (TARGET_*): Boolify.
1369 2004-07-12 Nick Clifton <nickc@redhat.com>
1371 * config.gcc: Add sh-*-symbianelf target.
1372 * config/sh/sh.c: Add new target macros:
1373 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
1374 TARGET_CXX_IMPORT_EXPORT_CLASS.
1375 (sh_file_start): Create a definition of the .directive section.
1376 (sh_attribute): Add dllimport and dllexport attributes.
1377 * config/sh/symbian-pre.h: New file.
1378 * config/sh/symbian-post.h: New file.
1379 * config/sh/symbian.c: New file. Contains Symbian specific
1381 * config/sh/sh-protos.h: Add prototypes for new functions
1382 provided by symbian.c.
1383 * config/sh/t-symbian: New file.
1384 * doc/extend.texi: Document support for dllimport and dllexport
1385 attributes by the sh-symbianelf target.
1387 2004-07-12 James E Wilson <wilson@specifixinc.com>
1389 * Makefile.in (AR): Use @AR@ not ar.
1391 (AR_FOR_TARGET): Use $(AR) not ar for native.
1392 (NM_FOR_TARGET): Use $(NM) not nm for native.
1393 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
1394 * configure: Regenerate.
1396 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
1398 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
1400 (ashldi3_sp64): Likewise.
1402 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1405 * pa.c (function_arg): Update comment.
1406 * pa.h (BLOCK_REG_PADDING): Define.
1408 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1410 PR tree-optimization/16461
1411 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
1412 arguments of phi nodes.
1414 2004-07-12 Devang Patel <dpatel@apple.com>
1416 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
1418 2004-07-12 Steve Ellcey <sje@cup.hp.com>
1420 * function.c (expand_function_start): Ensure r_save is in Pmode.
1421 * calls.c (prepare_call_address): Ensure static_chain_value is
1423 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
1424 r_save_area are in Pmode.
1425 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
1426 fnaddr, and static_chain are in Pmode.
1428 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1431 * config/ia64/ia64.c (bundling): Don't count ignored insns.
1433 2004-07-12 Richard Henderson <rth@redhat.com>
1435 * target.h (struct gcc_target): Move gimplify_va_arg_expr
1436 next to build_builtin_va_list.
1437 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
1438 * builtins.c (gimplify_va_arg_expr): Likewise.
1439 * gimplify.c (copy_if_shared_r): Likewise.
1441 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
1443 * passes.c (rest_of_decl_compilation): Don't defer call of
1444 assemble_variable if its DECL_RTL is already set.
1446 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
1448 * cfgloop.h (struct loop): Add nb_iterations field.
1449 (current_loops): Declare.
1450 * tree-chrec.c (chrec_not_analyzed_yet,
1451 chrec_dont_know, chrec_known, count_ev_in_wider_type,
1452 chrec_contains_symbols_defined_in_loop): Remove the temporary
1454 * tree-flow-inline.h (loop_containing_stmt): New function.
1455 * tree-scalar-evolution.c: Add implementation.
1456 * tree-scalar-evolution.h: Add declarations.
1458 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
1460 PR rtl-optimization/15921
1461 * Makefile.in (global.o): Add recog.h.
1463 * global.c (recog.h): Add the include-clause.
1464 (bb_info): New member earlyclobber.
1465 (allocate_bb_info, free_bb_info): Initialize/finish the new
1467 (earlyclobber_regclass, earlyclobber_regclass_length): The new
1469 (check_earlyclobber, regclass_intersect,
1470 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
1472 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
1473 (make_accurate_live_analysis): Modify pavin.
1475 2004-07-12 Diego Novillo <dnovillo@redhat.com>
1477 * tree-cfg.c (find_taken_edge): Statically compute the truth
1478 value of a predicate comparing an SSA_NAME to itself.
1480 2004-07-12 Roger Sayle <roger@eyesopen.com>
1482 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
1483 rs6000 doesn't have shift-and-add or shift-and-sub instructions
1484 by returning the cost of a multiplication plus an addition.
1486 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
1488 PR tree-optimization/14107
1489 * gimplify.c (gimplify_return_expr): Accept a
1490 RETURN_EXPR with an error argument.
1491 * tree-optimize.c (init_tree_optimization_passes):
1492 Run pass_warn_function_return at -O0.
1494 2004-07-12 Roger Sayle <roger@eyesopen.com>
1496 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
1499 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
1501 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
1502 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1503 * config/mips/3000.md: Add copyright notice. Remove automota and
1504 function units; use generic ones instead. Only define reservations
1505 for things that are different from generic.md. Extend each clause
1507 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
1508 * config/mips/mips.md: Include them. Remove define_function_units.
1509 (alu, imuldiv): New automata and units.
1511 2004-07-12 Ben Elliston <bje@au.ibm.com>
1513 * doc/invoke.texi (Optimize Options): Document -frename-registers
1514 not being enabled by default at -O3.
1516 2004-07-11 Roger Sayle <roger@eyesopen.com>
1518 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
1519 floating point additions, to keep real immediate constant positive.
1520 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
1521 into X + C, and leave positive real constants as X - C.
1523 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1525 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
1527 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1529 PR tree-optimization/15654
1530 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
1532 2004-07-11 Roger Sayle <roger@eyesopen.com>
1534 * builtins.c (fold_builtin_fputs): Don't bother converting the
1535 return type to integer_type_node, as we've already checked that
1536 the result will be ignored.
1538 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
1539 that signed addition, subtraction, multiplication, division,
1540 remainder, negation and absolute value may potentially trap.
1542 * fold-const.c (fold_ignored_result): New function to strip
1543 non-side-effecting tree nodes from an expression whose result
1545 (fold_convert): Call fold_ignored_result when casting a value
1547 (omit_one_operand): Call fold_ignored_result on the "omitted"
1548 operand when building a COMPOUND_EXPR.
1549 (pedantic_omit_one_operand): Likewise.
1550 * tree.h (fold_ignored_result): Prototype here.
1551 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
1552 when we're going to ignore the result.
1554 2004-07-11 Richard Henderson <rth@redhat.com>
1557 * tree-ssa-ccp.c (fold_stmt_r): Split out...
1558 * tree.c (fields_compatible_p, find_compatible_field): ... new.
1559 * tree.h (fields_compatible_p, find_compatible_field): Declare.
1560 * tree-sra.c (sra_hash_tree): Hash fields by offset.
1561 (sra_elt_eq): Use fields_compatible_p.
1562 (generate_one_element_ref): Use find_compatible_field.
1564 2004-07-11 Richard Henderson <rth@redhat.com>
1567 * tree-sra.c (generate_one_element_init): New.
1568 (generate_element_init): Use it.
1569 (scalarize_init): Push/pop gimplify context around it.
1570 (find_new_referenced_vars_1, find_new_referenced_vars): New.
1571 * gimplify.c (gimplify_expr): Allow SSA_NAME.
1573 2004-07-11 Roger Sayle <roger@eyesopen.com>
1575 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
1576 combine.c's combine_insn_cost.
1577 * rtl.h (insn_rtx_cost): Prototype here.
1578 * combine.c (combine_insn_cost): Delete function.
1579 (combine_validate_cost): Update callers of combine_insn_cost to
1580 call insn_rtx_cost instead.
1581 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
1582 requesting the rtx_cost of call and/or jump instructions.
1584 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
1585 rtx_cost directly. Don't request/use the cost of call or jump
1586 instructions. Return -1 if the cost of any instruction can't be
1587 determined (or the BB contains a function call).
1588 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
1589 -1 (i.e. can't determine the cost of any instruction or the basic
1590 block contains a subroutine call).
1591 (find_if_case_2): Likewise.
1593 2004-07-11 Roger Sayle <roger@eyesopen.com>
1595 * rs6000.c (struct processor_costs): Change semantics of fields to
1596 include the COST_N_INSNS scaling, and update all initializers.
1597 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
1598 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
1599 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
1600 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
1602 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1604 * LANGUAGES: Remove obsolete information.
1606 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1608 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
1609 SIGBUS signal frames, the PSW address points *to* the faulting
1610 instruction, not after it.
1612 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
1614 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
1615 added to TLS symbol addresses.
1617 2004-07-11 Richard Henderson <rth@redhat.com>
1619 * expmed.c (init_expmed): Use stack-local structures for
1620 temporary rtl. Don't recognize shifts.
1622 2004-07-11 Richard Henderson <rth@redhat.com>
1624 * expr.c (store_expr): Don't fiddle subreg promotion for types
1625 with precision smaller than the mode.
1627 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1629 * tree.h (all_types_permanent): Remove.
1631 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1633 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
1634 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
1635 * langhooks.c (lhd_clear_binding_stack): Remove.
1636 * langhooks-def.h (lhd_clear_binding_stack,
1637 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1638 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
1639 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
1640 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1641 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
1642 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
1643 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
1644 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
1645 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
1646 * tree.h (poplevel): Don't declare.
1647 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
1648 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
1649 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
1650 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
1653 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
1655 PR tree-optimization/16437
1656 * c-common.c (shorten_compare): Don't mark result of conversion to
1657 narrower signed type as overflowing.
1658 * fold-const.c (decode_field_reference): Determine whether
1659 signedness comes from outer type using precision rather than size.
1661 2004-07-11 Phil Edwards <phil@codesourcery.com>
1663 * configure.ac: Alphabetize --enable-checking list, add
1664 missing valgrind entry.
1665 * configure: Regenerate.
1667 2004-07-11 Phil Edwards <phil@codesourcery.com>
1669 * doc/install.texi (Testing): Fix syntax in "make check" example.
1671 2004-07-10 James E Wilson <wilson@specifixinc.com>
1673 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
1675 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1677 PR rtl-optimization/16001
1678 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
1681 2004-07-10 Geoffrey Keating <geoffk@apple.com>
1683 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
1685 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
1686 James Morrison <phython@gcc.gnu.org>
1688 * doc/contrib.texi (Contributors): Add gfortran contributors and
1689 fix a couple of typos.
1691 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1693 PR rtl-optimization/15387
1694 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
1695 to incoming args space correctly.
1697 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1699 * pa.c (output_indirect_call): Only use %r2 as the link register in
1700 indirect calls with the long PA 2.0 pc-relative branch.
1702 2004-07-10 Daniel Jacobowitz <dan@debian.org>
1704 * config/i386/i386.c (override_options): Pick a 64-bit CPU
1705 for the default tuning if TARGET_64BIT.
1707 2004-07-10 Richard Henderson <rth@redhat.com>
1709 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
1710 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
1712 2004-07-10 Jakub Jelinek <jakub@redhat.com>
1714 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
1715 * expmed.c (store_bit_field, extract_bit_field): Remove last
1717 * builtins.c (expand_builtin_signbit): Adjust callers.
1718 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
1719 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
1720 * ifcvt.c (noce_emit_move_insn): Likewise.
1721 * stmt.c (expand_return): Likewise.
1722 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
1723 store_field, expand_expr_real_1): Likewise.
1725 2004-07-10 Richard Henderson <rth@redhat.com>
1727 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
1729 2004-07-09 Mike Stump <mrs@apple.com>
1731 * config/darwin.c (no_dead_strip): Add.
1732 (HAVE_DEAD_STRIP): Add.
1733 (darwin_emit_unwind_label): Ensure that we don't dead code strip
1736 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1738 * tree-ssa-loop-im.c: New file.
1739 * Makefile.in (tree-ssa-loop-im.o): Add.
1740 * cfgloop.c (superloop_at_depth): New function.
1741 * cfgloop.h (superloop_at_depth): Declare.
1742 * common.opt (ftree-lim): New flag.
1743 * expr.c (array_ref_up_bound): New function.
1744 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
1745 * timevar.def (TV_LIM): New timevar.
1746 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
1747 computing immediate uses of a phi node.
1748 * tree-flow.h (struct tree_ann_common_d): Add aux field.
1749 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
1750 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
1751 * tree-pass.h (pass_lim): Declare.
1752 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
1754 (pass_lim): New pass structure.
1755 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
1756 * tree.c (in_array_bounds_p): New function.
1757 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
1758 (in_array_bounds_p, array_ref_up_bound): Declare.
1759 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
1760 * doc/passes.texi (tree-ssa-loop-im.c): Document.
1762 2004-07-09 Richard Henderson <rth@redhat.com>
1764 * builtins.c (expand_builtin_stpcpy): Don't modify len.
1766 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
1769 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
1771 * flags.h: Delete redundant prototypes that are being generated
1772 in options.h from common.opt.
1773 * common.opt: Add in the expository comments formerly in flags.h.
1775 2004-07-09 Jan Beulich <jbeulich@novell.com>
1777 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
1778 available for use only when TARGET_MMX/_SSE is set, and check for
1779 variable argument function if any register count is non-zero.
1780 (function_arg): Correctly suppress repeated warnings for passing SSE
1781 vectors are arguments without SSE enabled.
1782 (ix86_function_arg_boundary): Without SSE enabled, the use of what
1783 would be SSE register modes does no longer influence the alignment.
1785 2004-07-09 Richard Henderson <rth@redhat.com>
1787 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
1788 Always align upward to arg boundary. Use size_in_bytes/round_up.
1789 Maintain type-correctness of constants.
1790 * stor-layout.c (round_up, round_down): Special-case powers of 2.
1792 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1794 * config/sparc/sparc.c (*_costs): Scale instruction costs
1796 (sparc_rtx_costs): Adjust as appropriate.
1798 2004-07-09 Jan Beulich <jbeulich@novell.com>
1800 * config/i386/mm3dnow.h: New.
1801 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
1803 2004-07-09 Richard Henderson <rth@redhat.com>
1805 * simplify-rtx.c (simplify_const_relational_operation): Only
1806 look at bounds of scalar integers.
1808 2004-07-09 Jan Beulich <jbeulich@novell.com>
1810 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
1812 2004-07-09 Andrew Pinski <apinski@apple.com>
1814 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
1816 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
1817 UOBJC_METACLASS_decl.
1819 2004-07-09 James E Wilson <wilson@specifixinc.com>
1822 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
1823 do return a parallel if hfa_mode == XFmode and mode == TImode.
1825 2004-07-09 Jan Beulich <jbeulich@novell.com>
1827 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
1828 permissible for unary plus.
1830 2004-07-09 Jan Beulich <jbeulich@novell.com>
1832 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
1833 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
1834 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
1835 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
1836 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
1837 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
1838 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
1839 (BUILTIN_xxxIMAX): New.
1840 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
1841 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
1842 BUILT_IN_PARITYIMAX.
1844 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
1846 * config/sparc/sparc.h (processor_costs): Define.
1847 (sparc_costs): Declare.
1848 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
1849 hypersparc_costs, sparclet_costs, ultrasparc_costs,
1850 ultrasparc3_costs): New.
1851 (sparc_override_options): Set sparc_costs as appropriate.
1852 (sparc_rtx_costs): Use sparc_costs instead of messy
1855 2004-07-09 Steven Bosscher <stevenb@suse.de>
1857 * doc/md.texi (Processor pipeline description): Mention that
1858 the old pipeline description is deprecated.
1860 * config/rs6000/7450.md (automaton ppc7450): Split up, move
1861 mciu_7450 function unit to...
1862 (automaton ppc7450mciu): ...new automaton.
1864 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
1865 (schedule_block): Don't consider inserting bubbles.
1866 (sched_init): Don't initialize DFA bubbles.
1867 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
1868 TARGET_SCHED_DFA_BUBBLE): Remove.
1869 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
1870 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
1871 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
1873 * stmt.c (conditional_context): Remove prototype.
1874 * tree.h (conditional_context): Remove.
1875 * tree-cfg.c (pre_insert_on_edge): Remove.
1877 * c-common.h (c_expand_asm_operands): Remove prototype.
1878 * c-typeck.c (c_expand_asm_operands): Remove.
1880 2004-07-09 Jan Beulich <jbeulich@novell.com>
1882 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
1883 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
1884 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
1885 and V8QI are class SSE. All sufficiently small remaining vector modes
1886 must be passed in one or two integer registers.
1887 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
1889 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
1890 __builtin_ia32_pmuludq128 have non-uniform argument and return types
1891 and must thus be handled explicitly.
1892 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
1894 (movv8qi_internal, movv4hi_internal, movv2si_internal,
1895 movv2sf_internal): Permit moving between MMX and XMM registers (since
1896 MMX areguments and return values are passed in XMM registers).
1897 (sse2_umulsidi3): Correct type and mode.
1899 2004-07-09 Richard Henderson <rth@redhat.com>
1901 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
1903 2004-07-09 Eric Christopher <echristo@redhat.com>
1905 * config/rs6000/40x.md: Split into two automatons.
1907 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1908 Andrew Pinski <apinski@apple.com>
1910 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
1911 on when we have more than one input file.
1912 (c_common_parse_file): Restore loop over all input files.
1913 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
1915 * c-decl.c (set_type_context): New function.
1916 (pop_scope): Use it to set context of types. When we
1917 encounter a TYPE_DECL, set the context of the attached type too.
1918 (pop_file_scope): Don't call cpp_undef_all here.
1919 (diagnose_mismatched_decls): Do not complain about a second
1920 definition of an 'extern inline' function if it's not in the
1921 same translation unit. Do not complain about inline
1922 declaration after use if the use was in a different
1924 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
1925 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
1927 (pushdecl_top_level): Likewise.
1928 (grokdeclarator): Clarify what is going on with setting
1929 DECL_EXTERNAL on function types, a little.
1930 (c_write_global_declarations): Don't do anything if
1931 -fsyntax-only or errors have been encountered.
1933 2004-07-09 Zack Weinberg <zack@codesourcery.com>
1935 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
1937 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1940 * pa.c (output_indirect_call): Use %r2 as the link register when
1941 calling $$dyncall with a pc-relative branch.
1943 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
1945 * doc/install.texi (Binaries): Mention OpenPKG.
1947 2004-07-09 Diego Novillo <dnovillo@redhat.com>
1949 Fix PR tree-optimization/15555
1950 * tree-dfa.c (dump_variable): If the variable is a pointer
1951 SSA_NAME, also dump its points-to information.
1952 * tree-flow.h (struct ptr_info_def): Add field
1954 (dump_points_to_info_for): Declare.
1955 (debug_points_to_info_for): Declare.
1956 * tree-optimize.c (init_tree_optimization_passes): Add a
1957 second alias analysis pass after DOM2.
1958 Move pass_del_pta to a later spot.
1959 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
1960 create a name tags when we find a dereferenced pointer. Just
1961 mark the pointer dereferenced.
1962 (collect_points_to_info_for): Move code to clear points-to
1963 information to create_name_tags.
1964 (create_name_tags): New function.
1965 (compute_flow_sensitive_aliasing): Call it.
1966 (setup_pointers_and_addressables): Mark type tags for renaming
1968 (create_memory_tag): ... here.
1969 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
1970 (dump_points_to_info_for): Declare extern.
1971 (debug_points_to_info_for): New function.
1973 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
1975 * config/arc/arc.md: Switch to DFA-based scheduler description.
1976 * config/arc/arc.c: Switch to DFA-based scheduler description.
1978 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1980 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1983 2004-07-09 Richard Henderson <rth@redhat.com>
1985 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1986 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1987 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1988 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1990 * config/v850/v850-protos.h (v850_va_arg): Remove.
1991 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1992 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1993 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1994 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1995 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1997 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2000 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
2001 and DImode to use +/-4k offset.
2003 2004-07-09 Richard Henderson <rth@redhat.com>
2005 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
2007 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2008 (xstormy16_gimplify_va_arg_expr): Rewrite from
2009 xstormy16_expand_builtin_va_arg.
2010 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
2012 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
2013 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
2015 * config/sh/sh-protos.h (sh_va_arg): Remove.
2016 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2017 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
2018 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
2020 * config/pa/pa-protos.h (hppa_va_arg): Remove.
2021 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2022 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
2023 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
2025 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
2026 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2027 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
2028 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
2030 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2032 * config/sparc/sparc.md (return): Rewrite length formula.
2033 * config/sparc/sparc.c (output_return): Pass 1 as 5th
2034 argument to final_scan_insn when in a delay slot.
2035 (output_sibcall): Likewise.
2037 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
2039 * arm.c (arm_cpp_interwork): New variable.
2040 (arm_override_options): Set it if TARGET_INTERWORK was on the command
2042 * arm.h (arm_cpp_interwork): Declare it.
2043 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
2044 __THUMB_INTERWORK__ in the preprocessor.
2046 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
2048 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
2050 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2053 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
2054 Override default settings to account for -m32 and -m64.
2056 2004-07-08 Randolph Chung <tausq@debian.org>
2058 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2060 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
2062 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
2063 before comparing it as such.
2065 2004-07-08 Richard Henderson <rth@redhat.com>
2067 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
2068 temporary. Use bit arithmetic to align.
2070 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
2072 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
2073 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
2074 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
2075 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
2076 add_labels_and_missing_jumps, find_jump_block,
2077 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2079 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
2080 link_btr_uses, move_btr_def): Likewise.
2081 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
2082 expand_builtin_expect_jump): Likewise.
2083 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
2084 * calls.c (expand_call, emit_library_call_value_1): Likewise.
2085 * cfganal.c (forwarder_block_p): Likewise.
2086 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
2087 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
2088 find_bb_boundaries): Likewise.
2089 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2090 merge_blocks_move_predecessor_nojumps,
2091 merge_blocks_move_successor_nojumps, insns_match_p,
2092 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2093 try_optimize_cfg): Likewise.
2094 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
2095 * cfglayout.c (skip_insns_after_block, label_for_bb,
2096 record_effective_endpoints, insn_locators_initialize,
2097 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
2098 * cfgmainloop.c (create_loop_notes): Likewise.
2099 * cfgrtl.c (delete_insn, delete_insn_chain,
2100 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
2101 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
2102 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2103 redirect_branch_edge, force_nonfallthru_and_redirect,
2104 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
2105 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
2106 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
2107 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
2108 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
2109 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
2110 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
2111 * combine.c (combine_instructions, can_combine_p, try_combine,
2112 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
2113 distribute_notes, distribute_links, insn_cuid): Likewise.
2114 * cse.c (fold_rtx, cse_insn, cse_around_loop,
2115 invalidate_skipped_block, cse_set_around_loop,
2116 cse_end_of_basic_block, cse_main, cse_basic_block,
2117 cse_condition_code_reg): Likewise.
2118 * cselib.c (cselib_process_insn): Likewise.
2119 * ddg.c (create_ddg): Likewise.
2120 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
2122 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2123 gen_label_die, dwarf2out_var_location): Likewise.
2124 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
2125 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
2126 last_call_insn, active_insn_p, next_label, prev_label,
2127 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
2128 add_insn_before, remove_insn, add_function_usage_to,
2129 reorder_insns, find_line_note, remove_unnecessary_notes,
2130 emit_insn_after_1, classify_insn): Likewise.
2131 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
2132 connect_post_landing_pads, sjlj_mark_call_sites,
2133 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
2134 can_throw_internal, can_throw_external, set_nothrow_function_flags,
2135 convert_to_eh_region_ranges): Likewise.
2136 * explow.c (optimize_save_area_alloca): Likewise.
2137 * expr.c (expand_expr_real): Likewise.
2138 * final.c (insn_current_reference_address, compute_alignments,
2139 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
2140 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
2141 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
2142 propagate_block_delete_insn, propagate_one_insn,
2143 init_propagate_block_info, propagate_block, libcall_dead_p,
2144 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
2146 * function.c (instantiate_virtual_regs, reorder_blocks_1,
2147 expand_function_start, expand_function_end, contains,
2148 thread_prologue_and_epilogue_insns,
2149 reposition_prologue_and_epilogue_notes): Likewise.
2150 * gcse.c (constprop_register, bypass_conditional_jumps,
2151 insert_insn_end_bb, gcse_after_reload): Likewise.
2152 * genemit.c (gen_expand, gen_split): Likewise.
2153 * genpeep.c (gen_peephole, main): Likewise.
2154 * global.c (build_insn_chain): Likewise.
2155 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
2156 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
2157 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
2158 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
2159 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
2160 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
2161 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
2162 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
2163 dead_or_predicable): Likewise.
2164 * integrate.c (try_constants): Likewise.
2165 * jump.c (rebuild_jump_labels, cleanup_barriers,
2166 purge_line_number_notes, init_label_info, mark_all_labels,
2167 squeeze_notes, get_label_before, get_label_after,
2168 reversed_comparison_code_parts, simplejump_p, pc_set,
2169 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
2170 delete_barrier, delete_prior_computation, delete_computation,
2171 delete_related_insns, delete_for_peephole, redirect_jump):
2173 * lcm.c (optimize_mode_switching): Likewise.
2174 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
2176 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
2177 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
2178 * loop-iv.c (simplify_using_assignment): Likewise.
2179 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
2180 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
2181 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
2182 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
2183 check_insn_for_givs, check_final_value, update_giv_derive,
2184 basic_induction_var, product_cheap_p, check_dbra_loop,
2185 loop_insn_first_p, last_use_this_basic_block,
2186 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
2187 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
2188 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
2189 sms_schedule_by_order): Likewise.
2190 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
2191 * postreload.c (reload_cse_simplify_operands, reload_combine,
2192 reload_cse_move2add): Likewise.
2193 * predict.c (can_predict_insn_p, estimate_probability,
2194 expected_value_to_br_prob, process_note_predictions): Likewise.
2195 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
2196 * profile.c (branch_prob): Likewise.
2197 * ra-build.c (live_out_1, livethrough_conflicts_bb,
2198 detect_webs_set_in_cond_jump): Likewise.
2199 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
2200 ra_print_rtl_with_bb): Likewise.
2201 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
2202 * recog.c (next_insn_tests_no_inequality, find_single_use,
2203 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
2204 * reg-stack.c (next_flags_user, record_label_references,
2205 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
2206 compensate_edge, convert_regs_1): Likewise.
2207 * regclass.c (scan_one_insn): Likewise.
2208 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2209 regmove_optimize, fixup_match_1, single_set_for_csa,
2210 combine_stack_adjustments_for_block): Likewise.
2211 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
2212 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
2213 find_equiv_reg): Likewise.
2214 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
2215 reload_as_needed, emit_input_reload_insns, do_output_reload,
2216 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
2218 * reorg.c (find_end_label, emit_delay_sequence,
2219 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
2220 get_jump_flags, rare_destination, mostly_true_jump,
2221 try_merge_delay_insns, redundant_insn, own_thread_p,
2222 fill_simple_delay_slots, fill_slots_from_thread,
2223 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
2224 dbr_schedule): Likewise.
2225 * resource.c (find_basic_block, next_insn_no_annul,
2226 find_dead_or_set_registers, mark_target_live_regs): Likewise.
2227 * rtl.h (RTX_PREV): Likewise.
2228 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
2229 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
2230 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
2231 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
2232 tablejump_p, computed_jump_p, insns_safe_to_move_p,
2233 find_first_parameter_load, can_hoist_insn_p): Likewise.
2234 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
2235 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
2236 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
2237 schedule_ebbs): Likewise.
2238 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
2239 is_conditionally_protected, can_schedule_ready_p,
2240 add_branch_dependences, debug_dependencies): Likewise.
2241 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
2243 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
2244 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
2245 set_dominates_use, ujump_to_loop_cont): Likewise.
2246 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
2247 * varasm.c (output_constant_pool_1): Likewise.
2249 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2251 * tree-scalar-evolution.c: New file.
2252 * tree-scalar-evolution.h: New file.
2253 * tree-ssa-loop-niter.c: New file.
2254 * Makefile.in (SCEV_H): New.
2255 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
2256 * cfgloop.h (struct loop): Add bounds field.
2257 * tree-flow.h (struct tree_niter_desc): New type.
2258 (number_of_iterations_cond, number_of_iterations_exit,
2259 loop_niter_by_eval, find_loop_niter_by_eval,
2260 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
2261 free_numbers_of_iterations_estimates): Declare.
2262 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
2263 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
2264 * doc/invoke.texi (max-iterations-to-track): Document.
2266 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
2268 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
2269 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
2270 (MODE_AFTER): Add cast appropriately.
2271 * config/sh/sh.md (movdi splitter): Likewise.
2272 (casesi_worker_2): Add const qualifier appropriately.
2273 (eh_return): Remove unused variable.
2274 (insv): Initialize v;
2276 2004-07-08 Richard Henderson <rth@redhat.com>
2278 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
2279 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2280 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
2281 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
2282 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
2284 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
2285 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2286 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
2287 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
2289 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
2290 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2291 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
2292 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
2294 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
2295 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2296 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
2297 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
2299 * config/i860/i860-protos.h (i860_va_arg): Remove.
2300 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2301 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
2302 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
2304 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2306 * system.h: Prototype getpagesize if missing.
2307 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
2308 * configure: Regenerate.
2309 * config.in: Regenerate.
2311 2004-07-08 Richard Henderson <rth@redhat.com>
2313 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
2314 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2315 (fr30_gimplify_va_arg_expr): New.
2316 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
2317 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
2319 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
2322 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
2323 of asm_noperands result.
2325 2004-07-08 Richard Henderson <rth@redhat.com>
2327 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
2328 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2329 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
2330 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
2332 2004-07-08 Richard Henderson <rth@redhat.com>
2334 * builtins.c (ind_gimplify_va_arg_expr): New.
2335 * tree.h (ind_gimplify_va_arg_expr): Declare.
2336 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
2338 2004-07-08 Jan Beulich <jbeulich@novell.com>
2340 * expmed.c (extract_bit_field): Correct condition to use vec_extract
2341 patterns also on vector elements other than the first one.
2342 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
2345 2004-07-08 Geoffrey Keating <geoffk@apple.com>
2347 * config/rs6000/darwin-ldouble.c: Correct reference
2348 to the Linnainmaa paper.
2350 2004-07-08 Richard Henderson <rth@redhat.com>
2352 * config/arc/arc-protos.h (arc_va_arg): Remove.
2353 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2354 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
2355 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2357 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
2358 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
2359 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
2360 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
2362 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2364 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
2366 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2368 * c-decl.c (static_ctors, static_dtors): Make static.
2369 (pop_file_scope): Call c_common_write_pch and
2370 cgraph_finalize_compilation_unit here.
2371 (build_cdtor): Moved here from c-objc-common.c; simplify.
2372 (c_write_global_declarations_1): Clarify comment.
2373 (c_write_global_declarations): Close the external scope before
2374 doing anything else. Call build_cdtor, cgraph_optimize, and
2375 mudflap_finish_file here.
2376 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
2378 * c-objc-common.c: No need to include cgraph.h.
2379 (build_cdtor): Moved to c-decl.c.
2380 (c_objc_common_finish_file): Delete.
2381 * c-tree.h: Update to match.
2382 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
2383 (generate_static_references): Set TREE_USED before calling finish_decl.
2384 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
2385 on the static_instances_decl.
2387 2004-07-08 Zack Weinberg <zack@codesourcery.com>
2389 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
2390 decls when there is only one input translation unit.
2391 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
2392 change of 2004-07-05; do not treat declarations with
2393 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
2394 * opts.c (cur_in_fname): Delete.
2396 * tree.c: Revert changes of 2004-07-05; no special treatment
2397 for TRANSLATION_UNIT_DECLs.
2398 * Makefile.in (tree.o): Update dependencies.
2400 2004-07-08 Roger Sayle <roger@eyesopen.com>
2402 * builtins.c (fold_builtin_strcpy): Merge functionality from
2403 simplify_builtin_strcpy. Add additional len argument. No longer
2404 static. Remove function prototype.
2405 (fold_builtin_strncpy): Likewise integrate functionality from
2406 simplify_builtin_strncpy. Add additional slen argument. No
2407 longer static. Remove function prototype.
2408 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
2409 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
2410 types of "ignore" and "unlocked" parameters to bool.
2411 (fold_builtin_1): Add additional ignore argument. Call renamed
2412 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
2413 builtins. Update arguments to fold_builtin_strncpy and
2414 fold_builtin_strcpy. Add function prototype.
2415 (fold_builtin): Add additional Boolean ignore argument to pass
2417 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
2418 and fold_builtin_strncpy instead of simplify_builtin_fputs,
2419 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
2421 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
2422 simplify_builtin_strncpy): Delete function prototypes.
2423 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
2424 fold_builtin_strncpy): Add function prototypes here.
2425 (fold_builtin): Update function prototype with new "bool ignore".
2427 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
2428 (ccp_fold_builtin): Update call to fold_builtin. Call
2429 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
2430 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
2431 simplify_builtin_strncpy respectively.
2432 * fold-const.c (fold): Update call to fold_builtin.
2434 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2436 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
2439 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
2440 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
2441 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
2442 * calls.c: Remove ifdefs of macros above.
2443 * functions.c: Likewise.
2446 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2448 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
2449 (arch attribute): Delete.
2450 (current_function_calls_alloca attribute): Rename into calls_alloca.
2451 (calls_eh_return): New attribute.
2452 (leaf_function): Likewise.
2453 (length attribute): Fix formula for sibcalls.
2454 (return insn): Correctly compute the 'length' attribute.
2455 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
2457 2004-07-08 Richard Henderson <rth@redhat.com>
2459 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
2460 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
2461 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
2462 * tree-eh.c (lower_eh_constructs_1): Likewise.
2463 * tree-sra.c (sra_walk_modify_expr): Likewise.
2464 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2465 (eliminate_unnecessary_stmts): Likewise.
2466 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2467 * tree-tailcall.c (optimize_tail_call): Likewise.
2468 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
2470 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2471 Jakub Jelinek <jakub@redhat.com>
2473 * config/i386/i386.c (override_options): Enable
2474 SSE prefetches with -mtune, as long as we are
2475 compiling for i686 or higher. All i686 processors
2476 accept SSE prefetches as NOPS, some i586's don't.
2478 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2481 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2483 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2485 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
2486 the handling of clobbering ASM_EXPRs.
2488 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2491 * config/sparc/sparc.c (function_value): In 64-bit mode,
2492 return the aggregates larger than 16 bytes like unions.
2494 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2497 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
2498 'temp' is zero, generate new pseudos as needed and emit the
2499 sequence of insns in single-assignment form. Resync comments
2501 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
2502 function before reload.
2504 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
2506 * vec.c (vec_assert_fail): Remove duplicate 'function'.
2508 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
2510 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
2511 Allocation is signed.
2512 (VEC_reserve): Return flag, allocation is signed.
2514 2004-07-08 Richard Henderson <rth@redhat.com>
2516 * tree-ssa-ccp.c (fold_stmt): Get type directly from
2517 OBJ_TYPE_REF_OBJECT.
2519 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
2520 Neil Booth <neil@daikokuya.co.uk>
2524 * c-decl.c (finish_struct): Ensure bit-fields are given the
2526 * c-common.c (c_common_signed_or_unsigned_type): For C, require
2527 the precision to match as well as the mode.
2528 * expr.c (reduce_to_bit_field_precision): New function.
2529 (expand_expr_real_1): Reduce expressions of bit-field type to
2531 * langhooks.h (reduce_bit_field_operations): New hook.
2532 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2534 * c-lang.c, objc/objc-lang.c
2535 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
2536 * objc/objc-act.c (check_ivars): Convert types to bit-field types
2538 * tree.c (build_nonstandard_integer_type): New function.
2539 * tree.h (build_nonstandard_integer_type): New prototype.
2540 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
2541 conversions between integer and boolean types as useless.
2543 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2545 * c-common.c (c_common_nodes_and_builtins): Do not
2546 create __builtin_ptrdiff_t and __builtin_size_t.
2548 2004-07-08 Andrew Pinski <apinski@apple.com>
2550 * Makefile.in (libbackend.o): Add -combine to the gcc
2553 2004-07-08 Nick Clifton <nickc@redhat.com>
2555 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
2558 2004-07-08 Richard Henderson <rth@redhat.com>
2560 * except.c (expand_eh_region_start, expand_eh_region_end,
2561 expand_eh_handler, expand_eh_region_end_cleanup,
2562 expand_start_all_catch, expand_start_catch, expand_end_catch,
2563 expand_end_all_catch, expand_eh_region_end_allowed,
2564 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
2565 expand_eh_region_end_fixup): Remove.
2566 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
2567 cleanups, outer_cleanups, label_chain, exception_region.
2568 (struct goto_fixup): Remove stack_level, cleanup_list_list.
2569 (struct label_chain): Remove.
2570 (struct stmt_status): Remove x_stack_block_stack.
2571 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
2572 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
2573 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
2574 end_cleanup_deferral, last_cleanup_this_contour,
2575 containing_blocks_have_cleanups_or_stack_level,
2576 any_pending_cleanups): Remove.
2577 (expand_null_return_1): Take no arguments.
2578 (expand_label, expand_naked_return, expand_return,
2579 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
2580 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
2581 expand_end_case_type): Don't use any of them.
2582 * calls.c (expand_call): Likewise.
2583 * dojump.c (do_jump): Likewise.
2584 * function.c (expand_function_end): Likewise.
2585 * expr.c (store_expr, expand_expr_real_1): Likewise.
2586 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
2587 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
2588 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
2589 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
2590 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
2591 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
2592 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
2593 for WITH_CLEANUP_EXPR.
2594 (gimple_push_cleanup): Likewise.
2595 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
2596 * print-tree.c (print_node): Likewise.
2597 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
2598 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
2599 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
2600 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
2601 (GOTO_SUBROUTINE_EXPR): Remove.
2602 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
2603 (DECL_TOO_LATE): Remove.
2604 * except.h, tree.h: Update decls.
2606 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2608 * explow.c (optimize_save_area_alloca): Do not accept parameters.
2609 * passes.c (rest_of_handle_final): Handle symout.
2610 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
2612 (rest_of_handle_sched): Break out SMS. Remove ifs for
2613 flag_schedule_insns and flag_modulo_sched.
2614 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
2616 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
2617 (rest_of_handle_partition_blocks, rest_of_handle_sms,
2618 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
2619 rest_of_handle_mode_switching, rest_of_handle_jump,
2620 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
2621 rest_of_handle_jump2, rest_of_handle_postreload,
2622 rest_of_handle_flow2, rest_of_clean_state,
2623 rest_of_handle_shorten_branches,
2624 rest_of_handle_prologue_epilogue,
2625 rest_of_handle_branch_target_load_optimize): New.
2626 (rest_of_compilation): Call the above. Remove ggc_collect
2627 calls moved to rest_of_handle_*.
2628 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
2630 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
2631 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
2632 * except.h (set_nothrow_function_flags): Update comment.
2633 * function.c (current_function_nothrow): Remove.
2634 * output.h (current_function_nothrow): Remove.
2635 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
2636 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
2638 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2641 * reorg.c: Revert 2004-06-30 change.
2642 (find_end_label): If HAVE_epilogue and !HAVE_return,
2643 return 0 instead of creating a label at the end of the insn chain.
2644 (optimize_skip): Account for the failure mode of find_end_label.
2645 (fill_simple_delay_slots): Likewise.
2646 (fill_slots_from_thread): Likewise.
2647 (relax_delay_slots): Likewise.
2649 2004-07-08 Diego Novillo <dnovillo@redhat.com>
2651 * tree-flow.h (addressable_vars): Declare.
2652 * tree-ssa-alias.c (addressable_vars): Define.
2653 (setup_pointers_and_addressables): Add addressable variables
2654 to addressable_vars.
2655 * tree-ssa-operands.c (get_stmt_operands): Move
2656 handling of ASM_EXPRs ...
2657 (get_asm_expr_operands): ... here.
2658 When the ASM_EXPR clobbers memory, also clobber addressable
2660 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
2661 (delete_tree_ssa): Reset addressable_vars.
2663 2004-07-07 Jan Beulich <jbeulich@novell.com>
2664 Richard Henderson <rth@redhat.com>
2666 * varasm.c (assemble_variable): Use assemble_zeros for
2667 zero-initialized variables.
2668 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
2669 for SECCAT_BSS and SECCAT_TBSS.
2671 2004-07-07 Jan Beulich <jbeulich@novell.com>
2673 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
2675 * expmed.c (emit_store_flag): Also special-case double-word
2676 (in-)equality comparison against -1.
2678 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
2679 passing arguments the containers for which are registers.
2681 * calls.c (emit_library_call_value_1): Use mode of function parameter
2682 rather than that of argument since constants have none.
2684 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
2686 Introduce H8SX support.
2687 * expr.c (expand_strcpy): Renamed and moved to...
2688 * builtins.c (expand_movstr): ... here. Tweak.
2689 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
2690 computed or has side effects.
2691 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
2692 unused, or if mempcpy fails. Adjust the return value in the
2693 latter case. Use movstr if everything else fails.
2694 * doc/md.texi (movstr): Document.
2695 (movmemM, clrmemM): Fix explanation of memory block operands.
2696 * config/h8300/h8300.md (stpcpy): Renamed to...
2697 (movstr): ... this. Adjust.
2698 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2699 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
2700 movmem* and clrstr* to clrmem*.
2701 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
2702 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
2703 GENERAL_REGS, always.
2704 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
2705 getting the stack pointer as addr.
2706 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
2707 from general_operand_dst.
2708 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
2710 (movmd_internal): ... this. Add modes to operands. Disparage `D'
2711 instead of requiring it to match only before reload.
2712 (stpcpy_internal_normal): New, normal-mode variant of...
2713 (stpcpy_internal): ... this. Add modes to operands. Disparage
2714 `D' instead of requiring it to match only before reload.
2715 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
2717 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
2718 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
2720 * config/h8300/h8300.md (attr type): Add call.
2721 (attr can_delay): If type is call, set it no.
2722 (call, call_value): Set type to call.
2723 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
2724 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
2725 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
2726 * tree.c (get_narrower): Don't narrow integral types into
2728 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
2729 frame_size *before* the first use.
2730 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
2732 (peephole2): Don't widen instructions that push SP. Move
2733 decrement of SP to the end of all stm-generating peepholes.
2734 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2735 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
2736 and OR to set it to all ones.
2737 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
2738 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
2739 (call, call_value): Set can_delay to "no".
2740 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
2741 * config/h8300/h8300.md (extzv): Make subreg check more robust.
2742 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2743 * config/h8300/h8300.md (*brabit): Remove.
2744 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
2745 zero_extract. Use bit_memory_operand as the predicate for
2746 operand 1 and 'WU' as the constraint. Check the difference
2747 between the base length and the final one when deciding which
2748 type of branch to use.
2749 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2750 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
2751 Use convert_move to extend the result for TARGET_H8300SX. Check
2752 for QImode memory references. Optimize the case where the
2753 destination is a paradoxical subreg.
2754 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2755 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
2756 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
2757 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
2758 * config/h8300/h8300.md: Include mova.md
2759 (length_table): Add mova and mova_zero.
2760 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
2761 after all constant addresses for '%R', '%X', '%T' and '%S'.
2762 (h8300_mova_length): New function.
2763 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
2764 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
2765 dependencies for s-config, etc.
2766 * config/h8300/gemova.sh: New file.
2767 * config/h8300/mova.md: Generated.
2768 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
2769 * config/h8300/h8300.c (h8300_bitfield_length): New.
2770 (nibble_operand): Adjust.
2771 (h8300_binary_length): Handle conditional binary op.
2772 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
2773 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
2774 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
2775 and P#<0, unused so far. W and Y are now prefixes to multi-letter
2776 constraints. WU is introduced as a variant of U that requires a
2777 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
2778 * config/h8300/h8300.md (attr type): Added bitbranch.
2779 (attr length_table): Added bitfield and bitbranch.
2780 (attr length): Compute bitbranch length.
2781 (andqi): Separate pattern for H8300SX. Use bfld for loading the
2782 least-significant bit of a byte.
2783 (brabit, brabc, brabs): New.
2784 (insv, extzv): Emit bfst and bfld on H8300SX.
2785 (bfld, bfst, seq, sne): New.
2786 (bstzhireg, cmpstz, bstz, bistz): New.
2787 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
2788 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
2789 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
2790 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
2791 (h8sx_unary_memory_operator): New function.
2792 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
2793 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
2794 * config/h8300/h8300.md: Add peepholes to combine reloads and
2796 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2797 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
2798 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
2799 (and?i, ior?i, xor?i): Likewise.
2800 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
2801 * config/h8300/h8300.c: Move enums and prototypes to head of file.
2802 Various whitespace fixes.
2803 (h8300_constant_length): New function, split out from...
2804 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
2805 (h8300_classify_operand): Use IN_RANGE.
2806 (h8300_classify_operand): Use h8300_constant_length.
2807 (h8300_short_move_mem_p): Tighten size check.
2808 (h8sx_mergeable_memrefs_p): Tighten equality check.
2809 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
2810 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
2812 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
2813 * config/h8300/crtn.asm: Likewise.
2814 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
2815 if __H8300SX__ is defined.
2816 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
2817 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
2818 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
2819 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
2820 addresses as mode-dependent.
2821 * config/h8300/h8300.c (print_operand_address): Update call to
2823 (h8300_get_index): Take a mode argument. Rework to fix an
2824 earlier misunderstanding.
2825 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
2826 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
2827 into a register if TARGET_H8300SX.
2828 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
2829 TARGET_H8300SX. Also disable related define_splits.
2830 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
2831 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
2832 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
2833 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2834 * config/h8300/h8300.h (OK_FOR_Z): New macro.
2835 (EXTRA_CONSTRAINT_STR): Check it.
2836 * config/h8300/h8300.c (h8300_classify_operand): Accept null
2838 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
2839 * config/h8300/h8300.md (length_table): Add mov_imm4.
2840 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
2841 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
2842 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
2844 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
2845 * config/h8300/h8300.c (h8300_reorg): New function.
2846 (TARGET_MACHINE_DEPENDENT_REORG): Define.
2847 * config/h8300/h8300.md (length): Subtract the length of the
2848 delay slot from (pc) when checking the range of forward branches.
2849 (delay_slot, can_delay): New attributes.
2850 (define_delay): Add bra/s handling.
2851 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
2852 (jump): Add delayed-branch handling.
2853 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
2854 * expr.c (expand_strcpy): New function.
2855 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
2856 (expand_builtin_stpcpy): Likewise.
2857 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
2858 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
2859 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
2860 handling to improve register allocation for -fno-omit-frame-pointer.
2861 (h8sx_split_movmd): Delete, moving er6 handling into...
2862 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
2863 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
2864 (movmd): Add calls to copy_rtx.
2865 (movmd_internal): In the second alternative, allow the initial and
2866 final destination registers to be different . Update the splitter
2867 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
2868 instead of h8sx_split_movmd.
2869 (stpcpy, movsd): New expanders.
2870 (movsd_internal): New define_insn.
2871 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
2872 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
2873 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
2874 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
2875 and DESTINATION_REGS.
2876 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
2877 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
2878 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
2879 (h8300_move_ratio): Declare.
2880 (MOVE_RATIO): Use it.
2881 * config/h8300/h8300.c (h8300_move_ratio): New variable.
2882 (h8300_init_once): Initialize it.
2883 (h8300_reg_class_from_letter): New function.
2884 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
2885 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
2886 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
2887 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
2888 (movstrsi, movmd): New expanders.
2889 (movmd_internal): New insn.
2890 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
2891 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
2892 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
2893 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
2894 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
2895 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2896 * config/h8300/h8300.c (nibble_operand): Fix warning.
2897 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
2898 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
2899 (movsf_h8300h): Disable for TARGET_H8300SX.
2900 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2901 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
2902 h8300_stm_parallel and h8300_return_parallel.
2903 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
2904 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
2905 h8300_stm_parallel, h8300_return_parallel): New functions.
2906 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
2907 if TARGET_H8300SX. Use h8300_push_pop.
2908 (h8300_expand_epilogue): Likewise. Try to merge the return insn
2909 and final pop when generating h8sx code. Always emit some form
2911 * config/h8300/h8300.md: Don't enforce register alignment in
2912 stm peepholes if TARGET_H8300SX.
2913 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
2914 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
2915 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
2916 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
2917 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
2918 (MULTILIB_DIRNAMES): Add a directory for it.
2919 (MULTILIB_MATCHES): Delete.
2920 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2921 * final.c (walk_alter_subreg): Handle addresses with subregs
2922 inside a ZERO_EXTEND or AND.
2923 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
2924 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
2926 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
2927 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
2928 @(dd,Rn.w) and @(dd,ERn.L).
2929 (h8300_displacement_size): Take the whole address as argument.
2930 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
2931 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
2932 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
2933 (h8sx_mergeable_memrefs_p): Declare.
2934 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
2935 (HAVE_PRE_INCREMENT): Likewise.
2936 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
2937 addresses for TARGET_H8300SX,
2938 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
2940 (movb_length_table, movl_length_table): New tables.
2941 (movw_length_table): Define to movb_length_table.
2942 (h8300_displacement_size): New, split out from...
2943 (h8300_classify_address): ...here. Handle pre/post inc/dec.
2944 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
2945 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
2946 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
2947 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
2948 (compute_plussi_length, compute_plussi_cc): Update accordingly.
2949 (h8sx_unary_shift_operator): Get the mode from the operator.
2950 (binary_shift_operator): Likewise.
2951 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
2952 a memory reference, check whether the reference is offsettable.
2953 (length_table): Add movb, movw and movl.
2954 (movqi): Add new h8sx pattern. Don't force one operand to be a
2955 register when generating h8sx code.
2956 (movhi, movsi, movsf): Likewise.
2957 (movstrictqi): Use the length_table attribute.
2958 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
2959 (addqi3): Split into a define_expand and define_insn. Don't accept
2960 memory operands in the expander. Use h8300_operands_match_p to
2961 check for matching operands in the define_insn.
2962 (subqi3, negqi2, one_cmplqi2): Likewise.
2963 (add[hs]i3): Don't accept memory operands in the expander. Likewise
2964 in any patterns that are unused in h8sx code. In the h8sx patterns,
2965 use h8300_operands_match_p to check whether operands match.
2966 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
2967 one_cmpl[hs]i3): Likewise.
2968 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
2970 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
2971 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
2972 (h8300_insn_length_from_table): Add a second parameter.
2973 (output_h8sx_shift): Declare.
2974 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
2975 (EXTRA_CONSTRAINT): Replace with...
2976 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
2977 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
2978 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2979 and h8sx_binary_shift_operator.
2980 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2982 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2983 (bit_memory_operand, fix_bit_operand): Likewise.
2984 (h8300_length_table_for_insn): Remove.
2985 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2987 (h8300_short_immediate_length, h8300_binary_length): New functions.
2988 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2989 (output_plussi): Use sub to add negative constants.
2990 (compute_plussi_length): Adjust accordingly.
2991 (h8sx_single_shift_type): New enum.
2992 (h8sx_single_shift, h8sx_unary_shift_operator,
2993 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2994 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2995 single h8sx instruction. Return false in this case.
2996 * config/h8300/h8300.md (length_table): Add short_immediate.
2997 (length): Pass the operand array to h8300_insn_length_from_table.
2998 (adjust_length): Assume "no" for insns with a length_table attribute.
2999 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
3000 (*addhi3_h8300hs): Don't use for h8sx.
3001 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
3003 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
3004 1's predicate to nonimmediate_operand. Only skip default expansion
3005 if expand_a_shift or expand_a_rotate returns true. Add new patterns
3006 for single h8sx shift instructions.
3007 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
3008 * config/h8300/h8300.c (nibble_operand): Split out of...
3009 (reg_or_nibble_operand): ... this.
3010 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
3011 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
3012 umulhisi3): Introduce expand, and introduce separate insns for
3013 sign- or zero-extended REG and already-extended CONST_INT.
3014 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
3015 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
3016 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
3017 (subhi3): Likewise. Don't accept immediates for operand 1.
3018 Remove the early clobber from second alternative of the h8300s pattern.
3019 (subsi3): Generalize for h8sx. Force operand 2 into a register
3020 on plain h8300 targets.
3021 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
3022 (subsi3_h8300h): Generalize for h8sx.
3023 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
3024 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
3025 * config/h8300/h8300.c (reg_or_nibble_operand): New.
3026 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3027 (TARGET_H8300SXMUL): New.
3028 (CONST_OK_FOR_P): New.
3029 (CONST_OK_FOR_LETTER_P): Adjust.
3030 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
3031 umulhisi3): Accept 4-bit immediate on H8SX.
3032 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
3033 (udivsi3, divhi3, udivsi3, divsi3): New.
3034 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
3035 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
3036 * config/h8300/h8300.h (OK_FOR_Q): New macro.
3037 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
3038 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
3039 Add ADDRESSOF to the bit_operand entry.
3040 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
3041 (h8300_src_operand): Likewise.
3042 (bit_operand): Check nonimmediate_operand rather than general_operand.
3043 Accept any nonimmediate_operand in h8sx code.
3044 (h8300_and_costs): Initialize operands[1].
3045 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
3046 (h8300_operand_class): New enum.
3047 (h8300_length_table): New typedef.
3048 (addb_length_table, addw_length_table, addl_length_table,
3049 logicl_length_table): New tables.
3050 (logicb_length_table, logicw_length_table): New macros.
3051 (h8300_classify_operand, h8300_length_from_table,
3052 h8300_length_table_for_insn, h8300_unary_length,
3053 h8300_insn_length_from_table): New functions.
3054 (output_plussi): Only use adds and subs for register destinations.
3055 Disable redundant clause.
3056 (compute_plussi_cc): Likewise.
3057 (compute_plussi_length): Likewise. Use h8300_length_from_table
3058 to work out the length of an insn.
3059 (output_logical_op): Only use narrower immediate instructions
3060 if the destination is a register.
3061 (compute_logical_op_cc): Likewise.
3062 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
3063 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
3064 * config/h8300/h8300.md (length_table): New attribute.
3065 (length): When an instruction has a length_table attribute, use
3066 h8300_insn_length_from_table to calculate its default length.
3067 (cmpqi): Use h8300_dst_operand for the first operand and
3068 h8300_src_operand for the second.
3069 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
3070 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
3071 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
3072 iorsi3, xorhi3, xorsi3): Likewise.
3073 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
3074 so that it allows any combination of operands for TARGET_H8300SX.
3075 (iorqi3, xorqi3): Likewise.
3076 (cmpqi): Use the length_table attribute.
3077 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
3078 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3079 (cmpqi): Add 'Q' constraint.
3080 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
3081 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
3082 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
3083 * config/h8300/h8300.h (MASK_H8300SX): New macro.
3084 (TARGET_H8300S): True for both -ms and -msx.
3085 (TARGET_H8300SX): New macro.
3086 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
3087 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
3088 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
3089 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
3091 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
3092 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
3093 16-bit pointers and 32-bit ints.
3094 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
3095 CONST_DOUBLE with mode no wider than SImode.
3096 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
3098 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
3099 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
3101 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
3102 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
3103 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
3105 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3107 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
3109 2004-07-07 Per Bothner <per@bothner.com>
3111 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
3113 2004-07-07 Mike Stump <mrs@apple.com>
3115 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
3116 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
3117 (machopic_finish): Likewise.
3119 2004-07-07 Richard Henderson <rth@redhat.com>
3121 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
3122 through any value-preserving cast.
3124 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3126 * function.c (assign_parm_find_data_types): Call
3127 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
3129 2004-07-07 Steven Bosscher <stevenb@suse.de>
3131 * tree-cfg.c (group_case_labels): Remove case labels that have
3132 the same target as the default case.
3134 2004-07-07 Steven Bosscher <stevenb@suse.de>
3136 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
3137 regardless of DECL_LANG_SPECIFIC being present or not.
3138 * tree.h (DECL_NUM_STMTS): Purge.
3140 2004-07-07 Andrew Pinski <apinski@apple.com>
3142 * configure: Regenerate with the right autoconf.
3144 2004-07-07 David Edelsohn <edelsohn@gnu.org>
3146 * ifcvt.c (total_bb_rtx_cost): New function.
3147 (find_if_case_1): Compare rtx_cost of basic block to cost of
3149 (find_if_case_2): Same.
3151 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3154 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
3155 (output_return): Likewise.
3156 (output_sibcall): Abort if !flag_delayed_branch.
3157 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
3158 (emit_and_preserve): New function.
3159 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
3160 indirect jump to the thunked-to function if !flag_delayed_branch.
3161 * config/sparc/sparc.md (delayed_branch): New attribute.
3162 (load_pcrel_sym): Honor flag_delayed_branch. Use above
3163 attribute to compute the length of the insn.
3164 (goto_handler_and_restore): Likewise.
3166 2004-07-07 Andrew Pinski <apinski@apple.com>
3168 PR tree-optimization/15777
3169 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
3171 * expr.c (expand_expr_real_1): Fix formating.
3172 BUFFER_REF and IN_EXPR are dead.
3173 * fold-const.c (non_lvalue): BUFFER_REF is dead.
3174 * tree-inline.c (estimate_num_insns_1): Likewise.
3175 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
3176 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
3177 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
3179 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
3181 * collect2.c (dump_file): Don't call cplus_demangle if
3182 HAVE_LD_DEMANGLE is defined.
3183 (main): Pass "--demangle" to ld if no_demangle is not 0 and
3184 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
3185 if HAVE_LD_DEMANGLE is defined.
3187 * configure.ac (--with-demangler-in-ld): Added
3188 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
3189 --with-demangler-in-ld is used.
3190 * config.in: Regenerated.
3191 * configure: Likewise.
3193 2004-07-07 Roger Sayle <roger@eyesopen.com>
3195 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
3196 for simple floating point operations "fp", double precision
3197 multiplication "dmul", and single and double precision division
3198 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
3199 (ppc630_cost): New table split from ppc620_cost, to distinguish
3200 differences in floating point latencies.
3201 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
3202 (rs6000_rtx_costs): Add support for single and double precision
3203 floating point addition, subtraction, multiplication, division,
3204 fused-multiply-add, fused-multiply-sub, negation, absolute value
3205 and negative absolute value. Tweak MEM case to use prefered idiom.
3207 2004-07-07 Richard Henderson <rth@redhat.com>
3209 * tree-flow-inline.h (may_propagate_copy): Move...
3210 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
3211 attempt to copy between types requiring conversion.
3212 * tree-flow.h (may_propagate_copy): Update decl.
3213 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
3215 2004-07-07 Jakub Jelinek <jakub@redhat.com>
3217 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
3218 from -mtune= option.
3220 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
3222 * builtins.c: Rename movstr*, except for movstrict*, to
3223 movmem* and clrstr* to clrmem*.
3226 * genopinit.c: Likewise.
3227 * integrate.c: Likewise.
3228 * local-alloc.c: Likewise.
3229 * optabs.c: Likewise.
3230 * optabs.h: Likewise.
3231 * config/alpha/alpha.h: Likewise.
3232 * config/alpha/alpha.md: Likewise.
3233 * config/arm/arm-protos.h: Likewise.
3234 * config/arm/arm.c: Likewise.
3235 * config/arm/arm.md: Likewise.
3236 * config/avr/avr.md: Likewise.
3237 * config/c4x/c4x.c: Likewise.
3238 * config/c4x/c4x.md: Likewise.
3239 * config/frv/frv.md: Likewise.
3240 * config/i386/i386-protos.h: Likewise.
3241 * config/i386/i386.c: Likewise.
3242 * config/i386/i386.h: Likewise.
3243 * config/i386/i386.md: Likewise.
3244 * config/i860/i860.c: Likewise.
3245 * config/i860/i860.md: Likewise.
3246 * config/ip2k/ip2k.md: Likewise.
3247 * config/ip2k/libgcc.S: Likewise.
3248 * config/ip2k/t-ip2k: Likewise.
3249 * config/m32r/m32r.c: Likewise.
3250 * config/m32r/m32r.md: Likewise.
3251 * config/mcore/mcore.md: Likewise.
3252 * config/mips/mips.c: Likewise.
3253 * config/mips/mips.md: Likewise.
3254 * config/ns32k/ns32k.c: Likewise.
3255 * config/ns32k/ns32k.h: Likewise.
3256 * config/ns32k/ns32k.md: Likewise.
3257 * config/pa/pa.c: Likewise.
3258 * config/pa/pa.md: Likewise.
3259 * config/pdp11/pdp11.h: Likewise.
3260 * config/pdp11/pdp11.md: Likewise.
3261 * config/rs6000/rs6000.c: Likewise.
3262 * config/rs6000/rs6000.md: Likewise.
3263 * config/s390/s390-protos.h: Likewise.
3264 * config/s390/s390.c: Likewise.
3265 * config/s390/s390.md: Likewise.
3266 * config/sh/lib1funcs.asm: Likewise.
3267 * config/sh/sh.c: Likewise.
3268 * config/sh/sh.md: Likewise.
3269 * config/sh/t-sh: Likewise.
3270 * config/sparc/sparc.h: Likewise.
3271 * config/vax/vax.md: Likewise.
3272 * config/xtensa/xtensa.c: Likewise.
3273 * config/xtensa/xtensa.md: Likewise.
3274 * doc/invoke.texi: Likewise.
3275 * doc/md.texi: Likewise.
3276 * doc/rtl.texi: Likewise.
3278 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
3281 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
3282 * config/mips/mips.c (mips_declare_common_object): New function,
3283 mostly split out from...
3284 (mips_output_aligned_decl_common): ...here.
3285 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
3286 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
3287 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
3288 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
3290 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3293 * function.c (assign_parms): Fix typo from previous change.
3295 2004-07-07 Jason Merrill <jason@redhat.com>
3298 * doc/extend.texi (C++ Interface): Correct information and
3301 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
3306 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
3309 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3312 * config/m32r/m32r.c (m32r_function_symbol): New function:
3313 Generate a symbol name RTX with the correct m32r specific flags
3315 (block_move_call): Use new function to generate correct symbol.
3316 * config/m32r/m32r-protos.h: Add prototype for new funcion.
3317 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
3320 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3322 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
3323 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
3324 TYPE_BINFO_BASETYPE): Remove.
3325 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
3327 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
3329 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
3330 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
3331 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
3332 (struct tree_binfo): Rename base_types to base_binfos.
3333 * alias.c (record_component_aliases): Adjust BINFO macros.
3334 * dbxout.c (dbxout_type): Likewise.
3335 * dwarf2out.c (gen_member_die): Likewise.
3336 * sdbout.c (sdbout_one_type): Likewise.
3337 * tree-dump.c (deque_and_dump): Likewise.
3338 * config/i386/i386.c (classify_argument,
3339 contains_128bit_aligned_vector_p): Likewise.
3341 2004-07-07 Nick Clifton <nickc@redhat.com>
3343 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
3344 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
3346 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
3348 * vec.h: Fix the example use.
3350 2004-07-06 Richard Henderson <rth@redhat.com>
3352 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
3353 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
3354 * tree-inline.c (copy_body_r, setup_one_parameter,
3355 initialize_inlined_parameters, expand_call_inline,
3356 declare_inline_vars): Don't check it.
3357 (expand_calls_inline): Remove old version, rename new version
3358 from gimple_expand_calls_inline.
3359 * tree-optimize.c (execute_gimple): Remove.
3360 (pass_gimple): Don't run anything.
3362 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3364 * doc/sourcebuild.texi: Use semicolons instead of commas in
3367 2004-07-06 Richard Henderson <rth@redhat.com>
3369 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
3370 (sra_walk_modify_expr, scan_init): Likewise.
3371 (generate_element_zero): Check visited before scanning children.
3372 (generate_element_init): Set visited on error.
3373 (scalarize_init): Handle generate_element_init failure similar
3376 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
3378 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
3379 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
3381 2004-07-06 Richard Henderson <rth@redhat.com>
3383 * config/i386/i386.c (legitimize_pic_address): Make static.
3384 (legitimize_address): Handle CONST with TLS operand.
3385 (ix86_expand_move): Don't call legitimize_pic_address directly.
3386 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
3388 2004-07-06 Roger Sayle <roger@eyesopen.com>
3390 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
3391 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
3392 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
3393 is currently executed unconditionally, i.e. not in "else_bb".
3395 2004-07-06 Steven Bosscher <stevenb@suse.de>
3397 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
3398 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3399 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
3400 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3401 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
3402 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3403 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
3404 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3405 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
3406 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3407 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
3408 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3409 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
3410 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3411 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
3412 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3414 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3416 * dojump.c (do_jump): REFERENCE_EXPR is dead.
3417 * expr.c (expand_expr_real_1): Ditto.
3418 * tree-inline.c (estimate_num_insns_1): Ditto.
3419 * tree-pretty-print.c (dump_generic_node): Ditto.
3423 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
3425 * tree-ssa-pre.c (reference_node_pool): New pool.
3426 (find_or_generate_expression): Class 'r' is okay too.
3427 (create_value_expr_from): Ditto.
3428 (add_to_sets): LHS should not include vuses.
3430 (compute_avail): Reverse ordering of tests.
3431 Valuize INDIRECT_REF as well.
3433 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
3435 PR rtl-optimization/16380
3436 * loop.c (check_dbra_loop): Sink comparison instructions if they
3437 do something other than set cc0.
3439 2004-07-06 James E Wilson <wilson@specifixinc.com>
3441 * doc/interface.texi (longjmp and automatic variables): Delete
3442 paragraph recommending taking the address of a variable.
3444 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3446 * vec.h (VEC_embedded_alloc): Remove.
3447 (VEC_embedded_size, VEC_embedded_init): New.
3448 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
3450 (VEC_truncate): New.
3451 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
3452 (vec_embedded_alloc): Remove.
3453 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
3454 (vec_embedded_alloc): Remove.
3456 2004-07-06 Mark Mitchell <mark@codesourcery.com>
3458 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
3459 (gt-langhooks.h): Remove.
3461 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
3463 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
3465 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3467 * config/sparc/sparc.c (get_pc_symbol): Rename into
3468 add_pc_to_pic_symbol.
3469 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
3470 (load_pic_register): Account for previous changes.
3471 Use reg_names. Don't create the label twice.
3472 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
3473 UNSPEC_LOAD_PCREL_SYM.
3474 (get_pc): Rename into load_pcrel_sym. Add predicate to
3475 operands. Remove condition.
3477 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
3479 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
3480 RECORD, UNION & QUAL_UNION is actually a binfo.
3482 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
3483 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
3484 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
3485 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
3486 * dwarf2out.c (add_data_member_location_attribute): Likewise.
3487 (gen_inheritance_die): Likewise.
3488 * tree-dump.c (deque_and_dump): Likewise.
3489 * doc/c-tree.texi (Binfos): Add under reconstruction note.
3491 2004-07-06 Steven Bosscher <stevenb@suse.de>
3493 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3495 * config/mcore/mcore.md: Model memory latency with a simple DFA
3496 pipeline description instead of a define_function_unit.
3498 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3500 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
3501 * langhooks.h (var_mod_type_p): Likewise.
3502 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
3503 * expr.c (count_type_elements): Properly handle return from
3504 array_type_nelts and properly test for overflow.
3505 * gimplify.c (gimplify_init_constructor): Properly handle return
3506 from array_type_nelts.
3507 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
3508 * integrate.c (copy_decl_for_inlining): Correct comments.
3509 * tree-inline.c (remap_decl): Update comments, remove dead code,
3510 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
3511 (remap_type): Only remap if variably modified by vars in function
3513 (copy_body_r): Use compatible_type langhooks to see when can fold.
3514 (setup_one_parameter): Don't remap type.
3515 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
3516 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
3517 compute TREE_INVARIANT for decl case.
3518 (find_var_from_fn): New function.
3519 (variably_modified_type_p): Add arg and call new function.
3520 * tree.h (variably_modified_type_p): Add extra arg.
3522 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3524 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
3525 (goto_handler_and_restore_v9): Delete disabled insn.
3526 (goto_handler_and_restore_v9_sp64): Likewise.
3528 2004-07-05 Roger Sayle <roger@eyesopen.com>
3530 * calls.c (load_register_parameters): Call expand_shift instead
3531 of expand_binop with ashl_optab (or other shift optab) directly.
3532 * expr.c (emit_group_load, emit_group_store): Likewise.
3533 * function.c (assign_parm_setup_block): Likewise.
3534 * stmt.c (shift_return_value): Likewise.
3536 2004-07-05 Jakub Jelinek <jakub@redhat.com>
3538 * expr.c (expand_assignment): Disable the bitfield += optimizations.
3540 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3542 * doc/sourcebuild.texi: Revert previous patch.
3544 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3546 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
3547 TARGET_MEM_FUNCTIONS.
3548 * system.h: Poison TARGET_MEM_FUNCTIONS.
3549 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
3550 bcmp_libfunc, bzero_libfunc): Remove.
3551 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
3553 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
3554 * doc/standards.texi: Don't mention calling BSD string functions.
3555 * doc/invoke.texi: Likewise. Mention that memmove may be called.
3556 * config/vax/t-memfuncs: New.
3557 * config/memcmp.c, config/memcpy.c, config/memmove.c,
3558 config/memset.c: New.
3559 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
3560 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
3562 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
3563 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
3564 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
3565 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
3566 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
3567 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
3568 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
3569 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
3570 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
3571 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
3573 2004-07-05 Richard Henderson <rth@redhat.com>
3575 * function.c (assign_parm_setup_reg): Properly rename variables in
3576 FUNCTION_ARG_CALLEE_COPIES section.
3578 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3580 * tree-mudflap.c: Include cgraph.h.
3581 (mf_init_extern_trees): Rename to mudflap_init. Export.
3582 Rewrite to create synthetic declarations instead of looking
3583 up declarations from mf-runtime.h.
3584 (mf_make_builtin, mf_make_cache_struct_type): New functions.
3585 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
3587 (execute_mudflap_function_decls, mudflap_register_call):
3588 Don't call mf_init_extern_trees.
3589 (mudflap_finish_file): Use cgraph_build_static_cdtor.
3591 * tree-mudflap.h: Update prototypes.
3592 * c-mudflap.c: Delete file.
3593 * c-common.c: Include tree-mudflap.h.
3594 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
3595 * Makefile.in: Remove all references to c-mudflap.o.
3596 Update dependencies.
3598 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3600 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
3601 displacements with the spatial-locality cache-control completer.
3603 2004-07-05 Zack Weinberg <zack@codesourcery.com>
3605 * langhooks.c: Don't include gt-langhooks.h.
3606 (var_labelno): Delete.
3607 (lhd_set_decl_assembler_name): Do not append a distinguishing
3608 number to file-scope internal-linkage declarations for the first
3609 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
3610 the declaration itself (if at block scope), or its containing
3611 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
3614 * opts.c (cur_in_fname): New global.
3615 * opts.h: Declare it.
3616 * tree.c: Include opts.h.
3617 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
3618 DECL_UID equal to cur_in_fname.
3619 (copy_node_stat): Do not change DECL_UID when copying a
3620 TRANSLATION_UNIT_DECL.
3621 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
3622 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
3624 * c-decl.c (c_static_assembler_name): Delete.
3625 * c-tree.h (c_static_assembler_name): Delete prototype.
3626 * c-lang.c, objc/objc-lang.c: Don't override
3627 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
3629 * Makefile.in (tree.o): Update dependencies.
3630 (GTFILES): Remove langhooks.c.
3632 2004-07-05 Roger Sayle <roger@eyesopen.com>
3634 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
3635 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
3636 Normalize "X % C" as "X % -C" for signed modulus and negative C.
3637 Optimize "X % -Y" as "X % Y" for signed modulus.
3638 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
3639 into "((unsigned) X % Y) == 0".
3641 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
3643 * sourcebuild.texi (Config Fragments): Use @comma{} in
3644 cross-reference to section title.
3646 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3648 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
3649 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
3650 (gimplify_target_expr, gimplify_expr): Likewise.
3651 (copy_if_shared_r): No longer need special case for BIND_EXPR.
3652 (unshare_body, unvisit_body): Only look at nested if BODY_P is
3654 (gimplify_compound_lval): See if we can strip any useless conversion.
3655 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
3657 (gimplify_modify_expr_to_memset): Likewise.
3658 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
3659 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
3660 (declare_inline_vars): Likewise.
3661 (walk_type_fields): New function.
3662 (walk_tree): Use it.
3663 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
3665 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
3666 (sra_walk_modify_expr): Allow init function to fail.
3667 (scan_init): Now returns bool.
3668 (generate_element_init): If can't understand INIT, return false.
3669 (scalarize_init): Return false if generate_element_init does.
3671 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
3674 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
3675 bounds if bounds aren't constant.
3677 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
3679 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
3680 to type hooks; remove bogus PARAMS.
3682 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
3684 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
3685 * dwarf2out.c (add_data_member_location_attribute): Check for
3687 * tree.c (tree_node_kinds): Add "binfos".
3688 (binfo_lang_slots): New.
3689 (make_node_stat): Add TREE_BINFO.
3690 (make_tree_binfo_stat): New.
3691 (tree_node_structure): Add TREE_BINFO.
3692 * tree.def (TREE_BINFO): New.
3693 * tree.h (REC_OR_UNION_CHECK): Rename to ...
3694 (RECORD_OR_UNION_CHECK): ... here.
3695 (NOT_RECORD_OR_UNION_CHECK): New.
3696 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
3697 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
3698 RECORD_OR_UNION_CHECK.
3699 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
3700 (TYPE_LANG_SLOT_1): New.
3701 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
3702 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
3703 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
3704 (BINFO_ELTS): Remove.
3705 (BINFO_LANG_SLOT): New.
3706 (struct tree_binfo): New.
3707 (binfo_lang_slots): Declare.
3708 (enum tree_node_structure_enum): Add TS_BINFO.
3709 (union tree_node): Add binfo.
3710 (make_tree_binfo_stat): Declare.
3711 (make_tree_binfo): New.
3712 (enum tree_node_kind): Add binfo_kind.
3714 * objc/objc-act.c (start_class, objc_declare_protocols,
3715 start_protocols): Use TYPE_LANG_SLOT_1.
3716 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
3718 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
3719 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
3720 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
3721 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
3723 2004-07-05 Steven Bosscher <stevenb@suse.de>
3725 * rtl.h (struct rtx_def): Remove the integrated flag.
3726 Use the return_val flag for MEM_SCALAR_P.
3727 Reshuffle and update flags in CLEAR_RTX_FLAGS.
3729 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
3732 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
3733 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
3736 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
3738 * var-tracking.c: Fix some comments.
3739 (frame_stack_adjust): New.
3740 (vt_stack_adjustments): Init stack_adjust of entry block to
3741 minus stack adjustment of function prologue.
3742 (adjust_stack_reference): Do not adjust if adjustment == 0.
3743 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
3744 (emit_notes_in_bb): Likewise.
3745 (vt_add_function_parameters): Do not adjust locations of
3747 (vt_initialize): Compute the stack adjustment of function
3748 prologue and offset the initial "location" of frame_base_decl
3749 from the stack pointer after prologue.
3751 2004-07-04 Richard Henderson <rth@redhat.com>
3753 * function.c (struct assign_parm_data_all): New.
3754 (struct assign_parm_data_one): New.
3755 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
3756 assign_parm_find_data_types, assign_parms_setup_varargs,
3757 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
3758 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
3759 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
3760 assign_parm_setup_block, assign_parm_setup_reg,
3761 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
3762 (assign_parms): ... here.
3764 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
3766 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
3767 now are bitmap_set_t's.
3768 (bitmap_insert_into_set): No point in inserting the value if
3770 (bitmap_set_contains): New function.
3771 (bitmap_set_replace_value): Add comment on why we do it
3773 (set_contains): Removed.
3774 (bitmap_set_subtract_from_value_set): New name of
3775 set_subtract now that it's arguments are two different
3778 (bitmap_find_leader): Change algorithm used.
3779 (find_or_generate_expression): Update use of functions for new
3781 (create_expression_by_pieces): Ditto.
3782 (insert_aux): Ditto.
3784 (add_to_sets): Ditto.
3786 (execute_pre): Ditto.
3787 (compute_avail): Ditto.
3788 Also ignore virtual phis.
3790 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3792 * combine.c (simplify_comparison): Fix comment typo.
3794 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3796 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
3797 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
3798 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
3799 (output_restore): Change parameter from 'insn' to 'pat'.
3800 (output_return): Adjust call to output_restore.
3801 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
3802 Adjust call to output_restore.
3804 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3806 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
3807 and assert system is bsd.
3809 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
3811 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
3812 (TARGET_SWITCHES): Remove -mdebugc.
3813 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3814 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
3815 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
3816 (sle_[sd]i_reg): Delete.
3818 2004-07-04 Steven Bosscher <stevenb@suse.de>
3820 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
3822 * config/iq2000/iq2000.md: Translate old pipeline description to an
3825 2004-07-04 Roger Sayle <roger@eyesopen.com>
3827 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
3828 Ensure the replacement rhs is valid gimple before performing
3829 the substitution. Return false if these sanity checks fail.
3830 (fold_stmt): Only set changed to true, if set_rhs returns true.
3831 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
3834 2004-07-04 Richard Henderson <rth@redhat.com>
3837 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
3839 2004-07-04 Mark Mitchell <mark@codesourcery.com>
3841 * configure.ac (ranlib_flags): New variable.
3842 * Makefile.in (RANLIB_FLAGS): New variable.
3843 (libbackend.a): Use it.
3844 * configure: Regenerated.
3846 2004-07-04 Roger Sayle <roger@eyesopen.com>
3848 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
3849 a "sign mask" instead of using ashr_optab directly.
3851 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
3853 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
3854 * doc/cppopts.texi: Clarify processing of command-line defines.
3856 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
3858 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
3860 2004-07-04 Richard Henderson <rth@redhat.com>
3862 * rtl.def (ADDRESSOF): Remove.
3863 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
3864 (find_base_term, memrefs_conflict_p): Likewise.
3865 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
3866 (fold_rtx, cse_insn, set_live_p): Likewise.
3867 * dwarf2out.c (mem_loc_descriptor): Likewise.
3868 (add_location_or_const_value_attribute): Likewise.
3869 * emit-rtl.c (copy_insn_1): Likewise.
3870 * explow.c (memory_address): Likewise.
3871 * expmed.c (store_split_bit_field): Likewise.
3872 * expr.c (expand_expr_real_1): Likewise.
3873 * function.c (instantiate_decl
3874 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
3875 * genrecog.c (preds, validate_pattern): Likewise.
3876 * integrate.c (copy_rtx_and_substitute): Likewise.
3877 * recog.c (general_operand, register_operand): Likewise.
3878 (memory_address_p): Likwise.
3879 * reload1.c (eliminate_regs, elimination_effects): Likewise.
3880 * rtl.c (copy_rtx): Likewise.
3881 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3882 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
3883 * rtlhooks.c (gen_lowpart_general): Likewise.
3884 * stmt.c (expand_asm_operands): Likewise.
3885 * web.c (entry_register, replace_ref, web_main): Likewise.
3886 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
3887 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
3888 * config/arm/arm.c (thumb_rtx_costs): Likewise.
3889 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
3890 * config/frv/frv.c (move_destination_operand, move_source_operand,
3891 condexec_dest_operand, condexec_source_operand,
3892 condexec_memory_operand): Likewise.
3893 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
3894 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
3895 (destination_xfmode_operand): Likewise.
3896 * config/mips/mips.h (PREDICATE_CODES): Likewise.
3897 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
3898 * config/s390/s390.c (general_s_operand): Likewise.
3899 * config/s390/s390.md (mov*): Likewise.
3900 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
3902 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
3903 * expr.c (expand_expr_real_1): Likewise.
3904 * stmt.c (expand_decl): Likewise.
3905 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3907 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
3908 postponed_insns, put_var_into_stack, put_reg_into_stack,
3909 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
3910 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
3911 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
3912 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
3913 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
3914 purge_bitfield_addressof_replacements, purge_addressof_replacements,
3915 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
3916 struct insns_for_mem_walk_info, insns_for_mem_walk,
3917 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
3918 setjmp_protect_args): Remove.
3919 (push_function_context_to): Don't handle var_refs_queue.
3920 (pop_function_context_from, free_after_compilation): Likewise.
3921 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
3922 (assign_parms, allocate_struct_function): Likewise.
3923 (use_register_for_decl): New.
3924 (expand_function_end): Don't setjmp_protect.
3925 * function.h (struct emit_status): Update commentary.
3926 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
3927 (max_parm_reg, parm_reg_stack_loc): Remove.
3928 * passes.c (DFI_addressof): Remove.
3929 (dump_file_info): Remove addressof.
3930 (rest_of_handle_addressof): Remove.
3931 (rest_of_compilation): Don't call it.
3932 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
3933 * stmt.c (expand_decl): Use use_register_for_decl.
3934 * tree.h: Update decls.
3935 * web.c (mark_addressof): Remove.
3936 * doc/invoke.texi (-dF): Remove.
3938 2004-07-03 Richard Henderson <rth@redhat.com>
3940 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
3941 instead of gen_mem_addressof.
3942 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
3943 TImode output register.
3945 2004-07-03 Richard Henderson <rth@redhat.com>
3947 PR tree-optimization/16341
3948 * tree-sra.c (sra_walk_function): Increment to next stmt before
3949 processing the current stmt.
3950 (sra_insert_after): Always use BSI_SAME_STMT.
3952 2004-07-03 Richard Henderson <rth@redhat.com>
3954 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
3957 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3959 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
3960 with tree_int_cst_equal.
3962 2004-07-03 Andreas Schwab <schwab@suse.de>
3964 * config/ia64/ia64.md: Define new attribute "empty".
3965 (prologue_use, nop_x, insn_group_barrier): Set it.
3967 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
3968 skip over "empty" insns.
3970 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3972 * tree-inline.c (initialize_inlined_parameters): Pass proper function
3973 context to gimplify_body.
3974 (walk_tree): Don't walk into types twice.
3975 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
3977 * tree-sra.c (generate_element_init): Remove any useless conversions.
3979 * gimplify.c (gimplify_conversion): Remove stripping useless
3980 conversions from here.
3981 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3982 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3983 Unshare before substituting PLACEHOLDER_EXPR.
3984 (gimplify_modify_expr_to_memset): Likewise.
3985 Pass address of TO to memset, not TO itself.
3986 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3987 time we make an expression (to match a PLACEHOLDER_EXPR).
3989 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3990 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3991 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3992 * tree-ssa-dom.c (local_fold): Likewise.
3994 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3995 * langhooks.h (strct lang_hooks): New field type_max_size.
3996 * function.c (assign_temp): Call it.
3998 2004-07-03 Steven Bosscher <stevenb@suse.de>
4000 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
4001 * config/sh/sh.md: Convert the SH1 pipeline description to
4004 2004-07-02 Zack Weinberg <zack@codesourcery.com>
4006 * c-decl.c (struct c_binding): Remove contour field; add
4007 depth, invisible, nested fields.
4008 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
4009 (B_IN_EXTERNAL_SCOPE): New convenience macros.
4010 (bind): Add invisible and nested arguments. Initialize
4011 new fields of struct c_binding; adjust loop scanning for
4013 (free_binding_and_advance): Clear structure with memset.
4014 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
4015 in file scope, even if it's in external scope too.
4016 (pushdecl): Adjust to match. Create invisible file-scope
4017 declarations for block-scope forward declarations of static functions.
4018 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
4019 (undeclared_variable, lookup_label, declare_label, define_label)
4020 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
4021 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
4022 (store_parm_decls_oldstyle): Adjust to match.
4023 (diagnose_mismatched_decls): Correct handling of linkage clashes.
4024 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
4026 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
4027 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
4029 2004-07-02 Richard Henderson <rth@redhat.com>
4031 * c-decl.c (grokdeclarator): Don't frob current_function_decl
4032 around variable_size.
4033 (set_decl_nonlocal): Remove.
4034 (store_parm_decls): Add stmts for pending sizes.
4035 * calls.c (calls_function, calls_function_1): Remove.
4036 (precompute_arguments): Don't call it.
4037 * cfgexpand.c (set_save_expr_context): Remove.
4038 (tree_expand_cfg): Don't call it.
4039 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
4040 (dwarf2out_finish): Likewise.
4041 * expr.c (emit_block_move): Adjust addresses to BLKmode.
4042 (store_constructor): Don't pre-evaluate SAVE_EXPR.
4043 (safe_from_p): Don't queue SAVE_EXPRs.
4044 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
4045 or build plain VAR_DECLs.
4046 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
4048 (fold_checksum_tree): Don't special-case SAVE_EXPR.
4049 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
4050 (put_var_into_stack): Don't handle SAVE_EXPR.
4051 (gen_mem_addressof): Likewise.
4052 * function.h (struct function): Remove x_save_expr_regs.
4053 (save_expr_regs): Remove.
4054 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
4055 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
4056 * stor-layout.c (variable_size): Don't set it.
4057 (force_type_save_exprs, force_type_save_exprs_1): Remove.
4058 * tree-inline.c (remap_save_expr): Remove fn argument. Update
4059 all callers. Don't set SAVE_EXPR_CONTEXT.
4060 * tree-inline.h (remap_save_expr): Update decl.
4061 * tree.c (save_expr): Update build size.
4062 (first_rtl_op): Don't handle SAVE_EXPR.
4063 (unsave_expr_1, contains_placeholder_p): Likewise.
4064 (decl_function_context): Likewise.
4065 * tree.def (SAVE_EXPR): Remove args 1 and 2.
4066 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
4067 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
4069 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
4071 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
4072 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
4073 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
4074 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
4075 some first-person references and patronizing comments. Based on
4077 * doc/invoke.texi: Don't reference fortran@gnu.org.
4078 * doc/trouble.texi (Warning when a non-void function value is
4079 ignored): Rewrite. From Russ Allbery and Chris Devers.
4081 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
4083 * tree-ssa-pre.c (bitmap_set_t): New.
4084 (bb_value_sets): avail_out is now a bitmap_set_t.
4085 (bitmap_find_leader): New function.
4086 (bitmap_value_insert_into_set): Ditto.
4087 (bitmap_set_copy): Ditto.
4088 (bitmap_value_replace_in_set): Ditto.
4089 (bitmap_set_contains_value): Ditto.
4090 (bitmap_set_new): Ditto.
4091 (bitmap_set_pool): New pool.
4092 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
4093 (insert_aux): Ditto.
4094 (add_to_sets): Ditto.
4095 (compute_avail): Ditto
4099 (execute_pre): Ditto.
4101 2004-07-02 Roger Sayle <roger@eyesopen.com>
4103 * config/rs6000/rs6000.c (struct processor_costs): New structure
4104 used to hold instruction latencies/sizes for processor types.
4105 (rs6000_cost): New global variable pointing to current CPU's costs.
4106 (rs6000_override_options): Initialize rs6000_cost to point to the
4107 appropriate cost table based upon rs6000_cpu and optimize_size.
4108 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
4111 2004-07-02 Richard Henderson <rth@redhat.com>
4113 * expmed.c (make_tree): Don't use SET_DECL_RTL.
4115 2004-07-02 Steven Bosscher <stevenb@suse.de>
4117 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
4119 2004-07-01 Richard Henderson <rth@redhat.com>
4121 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
4122 (alpha_gp_save_rtx): Use assign_stack_local instead of
4125 2004-07-01 Richard Henderson <rth@redhat.com>
4127 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
4128 (alpha_rtx_cost_data): Update to match.
4129 (alpha_rtx_cost_size): New.
4130 (alpha_rtx_costs): Honor optimize_size.
4132 2004-07-01 Richard Henderson <rth@redhat.com>
4134 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
4135 * cfgexpand.c (tree_expand_cfg): Do it here.
4136 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
4137 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
4138 * config/mips/mips.c (mips_output_mi_thunk): And here.
4139 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
4140 * config/sh/sh.c (sh_output_mi_thunk): And here.
4141 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
4143 2004-07-01 Richard Henderson <rth@redhat.com>
4145 * tree.def (RTL_EXPR): Remove.
4146 * c-typeck.c (lvalue_p): Don't handle it.
4147 * expr.c (safe_from_p): Likewise.
4148 (expand_expr_real_1): Likewise.
4149 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
4150 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
4151 * gengtype.c (adjust_field_tree_exp): Likewise.
4152 * stmt.c (warn_if_unused_value): Likewise.
4153 * tree-gimple.c (recalculate_side_effects): Likewise.
4154 * tree-pretty-print.c (dump_generic_node): Likewise.
4155 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
4156 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
4157 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
4159 * stmt.c (struct stmt_status): Remove x_last_expr_type,
4160 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
4161 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
4162 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
4163 all the bits that tracked last_expr.
4164 (expand_end_bindings): Don't track last_expr.
4165 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
4166 (clear_last_expr): Remove.
4167 (expand_asm): Don't call it.
4168 (expand_asm_operands, expand_end_cond): Likewise.
4169 (expand_naked_return, expand_null_return_1): Likewise.
4170 * c-typeck.c (c_begin_compound_stmt): Likewise.
4171 * cfgexpand.c (expand_block): Use expand_expr_stmt.
4172 * expr.c (expand_expr_real_1): Likewise.
4173 * tree.h: Update prototypes.
4175 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
4176 (struct emit_status): Remove sequence_rtl_expr.
4177 (struct function): Remove x_rtl_expr_chain.
4178 (seq_rtl_expr, rtl_expr_chain): Remove.
4179 * function.c (struct temp_slot): Remove rtl_expr.
4180 (assign_stack_temp_for_type): Don't set it.
4181 (free_temp_slots, pop_temp_slots): Don't check it.
4182 (free_after_compilation): Don't clear x_rtl_expr_chain.
4183 (fixup_var_refs): Don't search it.
4184 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
4185 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
4187 (push_topmost_sequence): Likewise.
4188 (end_sequence, init_emit): Likewise.
4189 (start_sequence_for_rtl_expr): Remove.
4190 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
4191 * rtl.h (preserve_rtl_expr_result): Remove.
4193 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
4195 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
4196 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
4199 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4201 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
4202 (STANDARD_STARTFILE_PREFIX_2): Define.
4203 (standard_startfile_prefix_1): Initialize to
4204 STANDARD_STARTFILE_PREFIX_1.
4205 (standard_startfile_prefix_2): Initialize to
4206 STANDARD_STARTFILE_PREFIX_2.
4207 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
4208 (STANDARD_STARTFILE_PREFIX_1): Define.
4209 (STANDARD_STARTFILE_PREFIX_2): Define.
4210 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
4211 (STANDARD_STARTFILE_PREFIX_2): Document.
4213 2004-07-01 Richard Henderson <rth@redhat.com>
4215 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
4216 in order to disable scalarization. Instead set a flag and wait
4217 for a candidate decl.
4219 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4221 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
4222 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
4223 Use terminology "testsuite" and "enumerated".
4225 2004-07-01 Richard Henderson <rth@redhat.com>
4227 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
4228 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
4229 (initial_return_save): Likewise.
4230 (flush_queued_reg_saves): Remap register numbers.
4231 (dwarf2out_return_reg): Likewise.
4233 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4235 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
4237 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
4238 access functions for lower bound and element size and only output
4239 if lower bound nonzero or element size not same as that of type.
4240 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
4242 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4244 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
4246 2004-07-01 Per Bothner <per@bothner.com>
4248 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
4250 2004-07-01 Jakub Jelinek <jakub@redhat.com>
4252 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
4253 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
4254 first operand. Don't optimize if the bitfield is volatile.
4256 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4258 * c-pretty-print.c (pp_c_postfix_expression): Handle
4259 floating-point comparison operators.
4260 (pp_c_expression): Pass floating-point comparison
4261 operators to pp_c_postfix_expression.
4263 2004-07-01 Roger Sayle <roger@eyesopen.com>
4265 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
4266 rtx_cost instead of "had_mult" to determine whether the transformed
4267 expression is cheaper than the original.
4269 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
4271 * alias.c (get_alias_set, canon_rtx, get_addr,
4272 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
4274 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
4275 expand_builtin): Likewise.
4276 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
4278 * combine.c (can_combine_p, combinable_i3pat, try_combine,
4279 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
4280 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
4281 record_dead_and_set_regs_1, get_last_value_validate,
4282 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
4283 * cse.c (check_dependence, canon_hash, equiv_constant,
4284 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
4285 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
4286 count_reg_usage): Likewise.
4287 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
4288 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
4289 cselib_record_sets): Likewise.
4290 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
4291 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
4292 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
4293 * df.c (df_uses_record): Likewise.
4294 * dojump (do_jump): Likewise.
4295 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
4296 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
4297 decl_start_label): Likewise.
4298 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
4299 operand_subword, change_address_1, make_safe_from): Likewise.
4300 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
4301 stabilize, force_not_mem): Likewise.
4302 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
4303 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
4304 * expr.c (convert_move, convert_modes, emit_block_move,
4305 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
4306 emit_move_insn_1, expand_assignment, store_expr,
4307 store_constructor_field, store_constructor, store_field,
4308 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
4310 * final.c (cleanup_subreg_operands, alter_subreg,
4311 get_mem_expr_from_op): Likewise.
4312 * flow.c (notice_stack_pointer_modification_1,
4313 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
4315 * function.c (mark_temp_addr_taken, preserve_temp_slots,
4316 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
4317 optimize_bit_field, flush_addressof, purge_addressof_1,
4318 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
4319 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
4320 keep_stack_depressed): Likewise.
4321 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
4322 noce_process_if_block, find_memory): Likewise.
4323 * integrate.c (subst_constants, allocate_initial_values): Likewise.
4324 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
4325 update_equiv_regs): Likewise.
4326 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
4327 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
4328 * optabs.c (expand_abs, emit_unop_insn): Likewise.
4329 * passes.c (rest_of_handle_final): Likewise.
4330 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
4331 move2add_note_store): Likewise.
4332 * ra-build.c (detect_remat_webs): Likewise.
4333 * ra-debug.c (dump_static_insn_cost): Likewise.
4334 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
4335 * recog.c (validate_change, apply_change_group, cancel_changes,
4336 validate_replace_rtx_1, general_operand, register_operand,
4337 nonmemory_operand, push_operand, pop_operand, memory_operand,
4338 indirect_operand, asm_operand_ok, offsettable_memref_p,
4339 offsettable_nonstrict_memref_p, constrain_operands,
4340 store_data_bypass_p): Likewise.
4341 * reg-stack.c (subst_stack_regs_pat): Likewise.
4342 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
4343 copy_cost, reg_scan_mark_refs): Likewise.
4344 * regmove.c (optimize_reg_copy_3, stack_memref_p,
4345 combine_stack_adjustments_for_block): Likewise.
4346 * regrename.c (copyprop_hardreg_forward_1): Likewise.
4347 * reload.c (can_reload_into, push_reload, decompose, immune_p,
4348 find_reloads, find_reloads_address, find_reloads_address_1,
4349 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
4350 find_equiv_reg): Likewise.
4351 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
4352 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
4353 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
4354 delete_address_reloads): Likewise.
4355 * resource.c (mark_referenced_resources): Likewise.
4356 * rtlanal.c (get_jump_table_offset, count_occurrences,
4357 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
4358 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
4359 num_sign_bit_copies1): Likewise.
4360 * rtlhooks.c (gen_lowpart_general): Likewise.
4361 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
4362 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
4363 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
4364 sdbout_global_decl): Likewise.
4365 * simplify-rtx.c (simplify_subreg): Likewise.
4366 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
4367 expand_anon_union_decl, expand_end_case_type): Likewise.
4368 * unroll.c (calculate_giv_inc): Likewise.
4369 * var-tracking.c (stack_adjust_offset_pre_post,
4370 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
4371 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
4372 vt_add_function_parameters): Likewise.
4373 * varasm.c (make_var_volatile, notice_global_symbol,
4374 assemble_external, decode_addr_const, mark_weak,
4375 default_encode_section_info): Likewise.
4377 2004-07-01 Steven Bosscher <stevenb@suse.de>
4379 * stmt.c (check_seenlabel): Remove.
4380 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
4382 2004-07-01 Richard Henderson <rth@redhat.com>
4384 * function.h (struct function): Remove x_function_call_count.
4385 (function_call_count): Remove.
4386 * calls.c (expand_call): Don't set it.
4387 * integrate.c (copy_rtx_and_substitute): Likewise.
4389 * function.h (struct function): Remove x_cleanup_label.
4390 (cleanup_label): Remove.
4391 * stmt.c (expand_value_return): Don't use it.
4392 * function.c (free_after_compilation): Don't set it.
4393 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
4394 * cfgexpand.c (tree_expand_cfg): Update call.
4395 * tree.h (expand_function_start): Update decl.
4397 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
4400 * c-lang.c (c_initialize_diagnostics): Move from here ...
4401 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
4402 (c_tree_printer): Use pretty-printer to format %T.
4403 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
4404 before '*' if not C++.
4405 (pp_c_direct_abstract_declarator): Don't try to print array upper
4406 bound for flexible array members.
4407 * c-tree.h: Include "diagnostic.h".
4408 (c_initialize_diagnostics): Declare.
4409 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
4410 * c-format.c (format_type_warning): New function. Improve
4411 diagnostics for incorrect format argument types.
4412 (check_format_types): Use it. Add two parameters. Use the
4413 TYPE_MAIN_VARIANT of wanted_type.
4414 (check_format_info_main): Pass new parameters to
4416 (struct format_wanted_type): Update comment.
4418 2004-07-01 Nick Clifton <nickc@redhat.com>
4420 * target.h (struct gcc_target): Add new field to struct cxx:
4421 import_export_class.
4422 * target-def.h (TARGET_CXX): Initialise the new field.
4423 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
4425 * doc/tm.texi: Document the new target hook.
4427 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4429 * builtins.c (fold_builtin_classify): Fix typo.
4431 2004-07-01 Richard Henderson <rth@redhat.com>
4433 * function.c (identify_blocks, identify_blocks_1): Remove.
4434 * function.h (identify_blocks): Remove.
4435 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
4437 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
4439 * builtins.c (fold_builtin_classify): New.
4440 (fold_builtin_unordered_cmp): Fix commentary.
4441 (fold_builtin): Use it.
4442 * builtins.def: Define builtins for isnan,
4443 isnanf, isnanl, finite, finitef, finitel,
4444 isinf, isinff, isinfl.
4446 2004-07-01 Richard Henderson <rth@redhat.com>
4448 * function.h (struct function): Remove dont_emit_block_notes.
4449 * gimple-low.c (lower_function_body): Don't set it.
4450 * cfgexpand.c (expand_block): Don't check it.
4451 * cfglayout.c (insn_locators_initialize): Likewise.
4452 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
4453 * passes.c (rest_of_compilation): Likewise.
4454 * stmt.c (expand_start_bindings_and_block): Likewise.
4455 (expand_end_bindings): Likewise.
4457 2004-07-01 Richard Henderson <rth@redhat.com>
4459 * cgraph.h (cgraph_build_static_cdtor): Declare.
4460 * cgraphunit.c (cgraph_build_static_cdtor): New.
4461 * c-objc-common.c (build_cdtor): Use it.
4462 * coverage.c (create_coverage): Likewise.
4463 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
4464 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
4466 See ChangeLog.11 for earlier changes.