1 2001-10-08 Richard Henderson <rth@redhat.com>
3 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5 2001-10-08 Richard Henderson <rth@redhat.com>
7 * expr.c (store_expr): When converting a CONST_INT for storage
8 in a SUBREG, convert it to both SUBREG modes before stripping
11 2001-10-08 Richard Henderson <rth@redhat.com>
13 * varasm.c (restore_varasm_status): New.
14 * function.h: Declare it.
15 * function.c (pop_function_context_from): Call it.
17 2001-10-08 Richard Henderson <rth@redhat.com>
19 * c-common.h (struct c_lang_decl): Add declared_inline.
20 * c-tree.h (DECL_DECLARED_INLINE_P): New.
21 * c-lang.c (c_disregard_inline_limits): Use it.
22 * c-decl.c (duplicate_decls): Likewise.
23 (pushdecl, redeclaration_error_message): Likewise.
24 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
25 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
26 Set DECL_INLINE if -finline-functions.
27 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
29 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
31 * cppmacro.c (funlike_invocation_p): Move some logic to caller
32 in enter_macro_context. Create a padding token in its own context
33 if necessary when the search for '(' fails.
34 (enter_macro_context): Update.
36 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
38 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
39 genmultilib, toplev.c: Fix spelling errors of "separate" as
40 "seperate", and corresponding spelling errors of related words.
42 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
44 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
45 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
47 * c-dump.c (dump_option_value_info): Likewise.
48 * c-format.c (format_length_info, format_char_info,
49 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
50 * collect2.c (names): Likewise.
51 * cppdefault.h (default_include): Likewise.
52 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
53 * flow.c (life_analysis): Likewise.
54 * gcc.c (dir_separator_str, modify_target, option_map,
55 target_option_translations, spec_list_1, extra_specs_1,
57 * gcov.c (gcov_version_string): Likewise.
58 * genattr.c (write_units): Likewise.
59 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
60 * gengenrtl.c (rtx_definition, defs): Likewise.
61 * genrecog.c (pred_table): Likewise.
62 * global.c (global_alloc): Likewise.
63 * lcm.c (optimize_mode_switching): Likewise.
64 * local-alloc.c (find_free_reg): Likewise.
65 * params.h (param_info): Likewise.
66 * predict.c (predictor_info): Likewise.
67 * protoize.c (unexpansion_struct): Likewise.
68 * real.c (bmask): Likewise.
69 * recog.h (insn_operand_data, insn_data): Likewise.
70 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
71 * stmt.c (expand_nl_goto_receiver): Likewise.
72 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
73 target_switches, target_options): Likewise.
74 * tradcif.y (token, tokentab2, yylex): Likewise.
75 * tree.h (attribute_spec): Likewise.
77 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
79 * arc.c (arc_output_function_epilogue): Likewise.
80 * arm.c (processors, all_cores, all_architectures,
81 arm_override_options, isr_attribute_arg, isr_attribute_args,
82 arm_isr_value): Likewise.
83 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
85 * c4x.c (c4x_int_reglist): Likewise.
86 * d30v.c (override_options): Likewise.
87 * h8300.c (shift_insn): Likewise.
88 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
89 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
90 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
91 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
92 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
93 * i386.h (processor_costs, ix86_cost): Likewise.
94 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
95 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
96 * m68k.c (codes_68881, codes_FPA): Likewise.
97 * m88k.c (mode_from_align, max_from_align, all_from_align,
98 best_from_align, m_options): Likewise.
99 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
100 * mcore.c (mode_from_align): Likewise.
101 * mips/elf64.h (UNIQUE_SECTION): Likewise.
102 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
103 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
104 * mips.h (mips_regno_to_class): Likewise.
105 * ns32k.c (scales): Likewise.
106 * pa.c (import_string, magic_milli): Likewise.
107 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
108 * sparc.c (leaf_reg_remap, sparc_override_options,
109 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
111 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
113 2001-10-07 Dale Johannesen <dalej@apple.com>
115 * reload1.c (reload_reg_free_p): Teach register interference
116 checking that multiple output reloads are emitted in
118 reload1.c (reload_reg_reaches_end_p): Ditto.
119 reload1.c (reloads_conflict): Ditto.
121 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
123 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
124 NULL_TREE inside @code.
126 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
128 * doc/gcc.texi: Document consistent style of "32-bit",
129 "Objective-C", and "@code{NULL}".
131 2001-10-06 Zack Weinberg <zack@codesourcery.com>
133 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
134 (cpp_token_len, cpp_spell_token, cpp_output_token,
135 _cpp_equiv_tokens): Handle it.
136 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
137 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
138 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
141 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
143 * gcc.c (default_compilers): Remove .ada.
145 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
147 * doc/cppinternals.texi: Update.
149 2001-10-06 Zack Weinberg <zack@codesourcery.com>
151 * gcc.c (main): Set this_file_error if the appropriate
152 compiler for a language has not been installed.
154 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
156 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
158 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
160 * gccbug.in (CATEGORIES): Add ada.
162 2001-10-05 Catherine Moore <clm@redhat.com>
164 * config/stormy16/stormy-abi: Document abi changes.
165 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
166 (ICALL_REGS): New register class.
167 (NUM_ARGUMENT_REGISTERS): Now 6.
168 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
170 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
171 * config/stormy16.md (call_internal, call_value_internal,
172 indirect_jump): Use new 'z' constraint.
174 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
176 * doc/cppinternals.texi: Update.
178 2001-10-05 Richard Henderson <rth@redhat.com>
180 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
181 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
182 the gas section-name-as-label feature.
184 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
186 * doc/cppinternals.texi: Update.
188 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
190 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
191 to ensure valid SImode constants.
193 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
195 * Makefile.in (c-decl.o): Depend on tree-inline.h.
196 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
197 * c-decl.c: Include tree-inline.h.
198 (c_expand_body): Call optimize_inline_calls. Determine whether
199 a function is inlinable upfront, and only clear
200 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
201 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
202 (c_disregard_inline_limits): New function.
203 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
204 (c_post_options): Enable tree inlining if inlining is enabled.
205 Don't inline trees when instrumenting functions.
206 (c_init): Initialize lang_disregard_inline_limits and
207 lang_cannot_inline_tree_fn.
208 * tree-inline.c (initialize_inlined_parameters): Handle calls
209 with fewer arguments than declared parameters, and fewer
210 parameters than passed arguments. Don't assume value is a
212 (declare_return_variable): Convert return value back to the
213 original type, if it was promoted.
214 (tree_inlinable_function_p): New function.
215 (inlinable_function_p): Don't look at DECL_INLINE if we're
216 inlining all functions. Make it work with a NULL id.
217 Re-check DECL_UNINLINABLE after language-specific checks.
218 * tree-inline.h (tree_inlinable_function_p): Declare it.
219 * integrate.c (save_for_inline): Don't bother to prepare argvec
221 * cse.c (check_for_label_ref): Don't check deleted labels.
223 * Makefile.in (tree-inline.o): Depend on newly-included headers.
224 * tree-inline.c: Include headers needed for the functions moved in.
225 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
226 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
227 (copy_body, initialize_inlined_parameters): Likewise.
228 (declare_return_variable, inlinable_function_p): Likewise.
229 (expand_call_inline, expand_calls_inline): Likewise.
230 (optimize_inline_calls, clone_body): Likewise.
231 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
232 (copy_tree_r, remap_save_expr): Likewise.
234 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
236 * Makefile.in (OBJS): Added tree-inline.o.
237 (c-common.o): Depend on tree-inline.h.
238 (tree-inline.o): New target.
239 * c-common.c: Include tree-inline.h.
240 (c_mark_lang_decl): Don't mark saved_tree.
241 (c_common_lang_init): Set lang_anon_aggr_type_p.
242 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
243 (struct c_lang_decl): Moved saved_tree to tree_decl.
244 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
245 * integrate.h (function_attribute_inlinable_p): Declare it.
246 * integrate.c (function_attribute_inlinable_p): Export it.
247 * tree-inline.c: New file. Define variables declared in...
248 * tree-inline.h: New file. Declare functions to be moved to
249 tree-inline.c. Define macros and declare types and hooks for
250 language-specific tree inlining.
251 (flag_inline_trees): Moved definition from cp/decl2.c.
252 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
253 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
254 (struct tree_decl): Moved saved_tree from c_lang_decl and
255 inlined_fns from C++'s lang_decl.
257 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
259 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
260 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
262 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
264 * doc/cppinternals.texi: Update.
266 2001-10-04 Eric Christopher <echristo@redhat.com>
268 * config/mips/mips.c (init_cumulative_args): Remember to set
270 * config.gcc: Redo linux configuration. Add target_cpu_default
271 of soft-float to all mipsisa32 combinations and tx39.
272 * config/mips/linux.h: Remove include of mips.h.
274 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
276 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
277 HOST_LDFLAGS and HOST_CPPFLAGS.
279 2001-10-03 Ziemowit Laski <zlaski@apple.com>
281 * c-parse.in (objc_inherit_code, objc_pq_context,
282 objc_public_flag): Make static.
283 (objc_interface_context, objc_implementation_context,
284 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
285 global tree array in objc/objc-act.[ch].
286 (methoddef): Remove unnecessary code.
288 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
289 Hoist struct definitions to objc-act.h.
290 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
291 cat_count): Place declaration in objc-act.h.
292 (objc_tree_index): Move enumeration to objc-act.h.
293 (objc_global_trees): Place declaration and macro accessors in
295 (implementation_context): Remove duplicate; use
296 objc_implementation_context instead:
297 (method_context): Remove duplicate; use objc_method_context
299 (objc_ellipsis_node, objc_method_prototype_template,
300 implemented_classes, function_type): Move global vars to
302 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
303 (build_message_expr): Move actual construction of ObjC message
304 send nodes to finish_message_expr.
305 (finish_message_expr): New routine, contains code formerly in
307 * objc/objc-act.h (finish_message_expr): New prototype.
308 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
309 declarations; these vars are now part of objc_global_trees.
310 (objc_tree_index, objc_global_trees): Move definitions from
312 * objc/objc-tree.def: Update copyright info.
314 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
316 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
318 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
319 only if TARGET_ARCH64.
321 2001-10-02 Bernd Schmidt <bernds@redhat.com>
323 * doc/extend.texi: Fix some problems with previous checkin.
324 * doc/invoke.texi: Likewise.
326 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
328 * cpphash.h: Update comments.
329 (cpp_context): Update.
330 (spec_nodes): Remove n__Pragma.
331 * cppinit.c (cpp_create_reader): Update.
332 (builtin_array): Add _Pragma.
333 * cpplib.h: Update comments.
334 (NODE_DISABLED, BT_PRAGMA): New.
335 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
336 * cppmacro.c (struct cpp_macro): Remove disabled.
337 (builtin_macro): Return int, handle _Pragma, push the new token
338 on the context stack.
339 (funlike_invocation_p): Unconstify, update.
340 (enter_macro_context): Handle builtins here.
341 (replace_args, push_token_context, push_ptoken_context):
342 Update for prototype changes.
343 (_cpp_pop_context): Update.
344 (cpp_get_token): Don't handle buitins, nor _Pragma here.
345 (cpp_sys_macro_p): Update.
346 (_cpp_free_definition): Clear disabled flag.
347 (_cpp_create_definition): Upate.
348 * cppmain.c: Update comments.
350 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
351 Andreas Jaeger <aj@suse.de>,
352 Jan Hubicka <jh@suse.cz>
354 * doc/invoke.texi (i386 Options): Document x86-64 options.
355 (i386 and x86-64 Options): Rename i386 options section.
357 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
358 (TARGET_SWITCHES): Add -munwind-info.
359 (MASK_NO_UNWIND_INFO): New.
360 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
362 (ASM_OUTPUT_DOUBLE_INT): New.
364 * config/i386/linux64.h: New spec file for Linux x86-64 support.
365 * config.gcc: Fix tm_file settings for x86-64.
366 * config/i386/x86-64.h: New file with OS independent x86-64
368 * config/i386/biarch64.h: New file used to configure compiler
369 to biarch/64bit compilation.
371 * config/i386/i386.c: (override_options): Set flags default
372 for 64bit compilation.
374 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
376 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
377 (ix86_expand_int_movcc): Optimize DImode conditional moves with
379 (ix86_attr_length_immediate_default): Support MODE_DI.
380 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
382 (indirect_jump, tablejump): Turn into expander.
384 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
386 * c-common.c (c_format_attribute_table): Make format and
387 format_arg attributes apply to function types rather than to
389 (is_valid_printf_arglist): Construct an attribute list and pass
390 that to check_function_format rather than a name.
391 * c-common.h (check_function_format): Adjust prototype.
392 * c-decl.c (duplicate_decls): Preserve attributes from type of
393 built-in decl when allowing for harmless conflict in types.
394 * c-format.c (record_function_format,
395 record_international_format, function_format_list,
396 international_format_info, international_format_list): Remove.
397 (function_format_info): Remove next, name and assembler_name.
398 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
399 (decode_format_attr): New.
400 (handle_format_attribute): Handle receiving a type rather than a
401 decl. Call decode_format_attr. Store format information in a
402 function_format_info.
403 (handle_format_arg_attribute): Correct comment. Handle receiving
404 a type rather than a decl. Use unsigned HOST_WIDE_INT for
406 (check_format_info_recurse, check_format_info_main): Take argument
407 numbers as unsigned HOST_WIDE_INT.
408 (check_function_format): Take a list of attributes from the
409 function type rather than a name or assembler name. Check for
410 format attributes in that list and the attributes on the type of
411 the current function rather than looking through
412 function_format_list.
413 (check_format_info): Use unsigned HOST_WIDE_INT for argument
415 (check_format_info_recurse): Take format_arg attributes from the
416 type of the function calls rather than using
417 international_format_list. Allow for multiple format_arg
419 * c-typeck.c (build_function_call): Pass type attributes to
420 check_function_format rather than name or assembler name. Don't
421 require there to be a name or assembler name to check formats.
423 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
425 * attribs.c (decl_attributes): Possibly call
426 insert_default_attributes to insert default attributes on
427 functions in a lazy manner.
428 * builtin-attrs.def: New file; define the default format and
429 format_arg attributes.
430 * c-common.c (c_format_attribute_table): Move to earlier in the
432 (c_common_nodes_and_builtins): Initialize format_attribute_table.
433 (enum built_in_attribute, built_in_attributes,
434 c_attrs_initialized, c_init_attributes,
435 c_common_insert_default_attributes): New.
436 (c_common_lang_init): Don't initialize format_attribute_table. Do
437 call c_init_attributes.
438 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
439 * c-common.h (init_function_format_info): Don't declare.
440 (c_common_insert_default_attributes): Declare.
441 * c-decl.c (implicitly_declare, builtin_function): Call
443 (init_decl_processing): Don't call init_function_format_info.
444 (insert_default_attributes): New.
445 * c-format.c (handle_format_attribute,
446 handle_format_arg_attribute): Be quiet about inappropriate
447 declaration when applying default attributes.
448 (init_function_format_info): Remove.
449 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
450 (insert_default_attributes): Declare.
452 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
454 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
456 2001-10-01 Jim Wilson <wilson@redhat.com>
458 * sched-deps.c (add_dependence): When elide conditional dependence,
459 check that insn doesn't modify cond2.
461 2001-10-01 Dale Johannesen <dalej@apple.com>
463 * config/rs6000/rs6000.h (enum processor_type): Add support
464 for 7400 (G4) and 7450.
466 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
467 (rs6000_issue_rate): Ditto.
468 (rs6000_adjust_cost): Fix cycle counts for compares.
469 (debug_stack_info): Fix an obvious typo.
470 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
471 * doc/invoke.texi: Document.
472 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
474 (PROCESSOR_DEFAULT): Ditto.
476 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
478 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
479 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
480 later recursive make invocation.
482 2001-10-01 Hans Boehm <boehm@acm.org>
484 * optabs.c (emit_libcall_block): When using non-call exceptions,
485 don't add REG_LIBCALL reg notes to trapping calls.
487 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
489 * flow.c (propagate_block_delete_libcall): Remove unused first arg
490 (propagate_one_insn): Update for above change
492 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
494 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
495 _Unwind_GetTextRelBase): Argument is unused.
497 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
499 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
500 Loop through NOPs, placeholders, and components.
501 Don't go through NOPs if change mode.
502 (record_alias_subset): Do nothing if SUBSET and SET are the same.
503 * emit-rtl.c (set_mem_alias_set): Enable check.
504 * expr.c (find_placeholder): New function.
505 (expand_expr, case PLACEHOLDER_EXPR): Use it.
506 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
507 to modify it and avoid unneeded copies.
508 * expr.h (expand_expr): Always define.
509 (find_placeholder): New declaration.
511 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
513 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
514 operand 2 is the stack pointer.
515 ("addr-peephole"): Fix address computation peephole when operand 2
516 is the stack pointer.
518 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
520 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
521 (ix86_setup_incoming_varargs): Likewise.
523 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
525 * stor-layout.c (layout_type): Don't complain about too-large
528 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
530 * function.c (keep_stack_depressed): Don't use delete_insn.
532 * expr.h (set_mem_alias_set): Move decl to here.
533 * rtl.h (mem_attrs): New typedef and struct.
534 (union rtunion_def): Add field for mem_attrs.
535 (X0MEMATTR, MEM_ATTRS): New macros.
536 (MEM_ALIAS_SET): Use MEM_ATTRS.
537 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
538 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
539 (set_mem_alias_set): Delete decl from here.
541 * alias.c (set_mem_alias_set): Delete from here.
542 * emit-rtl.c (mem_attrs_htab): New variable.
543 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
544 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
545 (mem_attrs_mark, get_mem_attrs): Likewise.
546 (gen_rtx_MEM): Clear MEM_ATTRS.
547 (set_mem_attributes): Move to here.
548 (set_mem_alias_set): Likewise, and call get_mem_attrs.
549 (init_emit_once): const_int_htab now deletable htab.
550 Initialize mem_attrs_htab.
551 * explow.c (set_mem_attributes): Delete from here.
552 * function.c (put_var_into_stack): Clear MEM_ATTRS.
553 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
554 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
555 * reload1.c (reload): Rework changing REG to MEM.
557 2001-09-30 H.J. Lu <hjl@gnu.org>
559 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
560 * config.in: Rebuild.
562 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
564 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
565 ("tsthi_1"): Avoid allocation in register y.
566 ("*movqi_68hc12"): Reorganize and fix constraints.
567 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
568 ("addqi3"): Likewise.
569 ("addhi3"): Fix constraints.
570 ("*logicalhi3_zexthi"): Disparage soft registers.
572 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
574 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
577 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
579 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
580 that we use setjmp/longjmp exceptions.
582 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
584 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
585 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
586 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
587 _cpp_pool_alloc, _cpp_next_chunk): Remove.
588 (_cpp_extend_buff, BUFF_ROOM): Update.
589 (_cpp_append_extend_buff): New.
590 (struct cpp_reader): Remove macro_pool, add a_buff.
591 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
593 (cpp_destroy): Free a_buff instead of macro_pool.
594 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
595 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
596 _cpp_pool_alloc, ): Remove.
597 (parse_number, parse_string): Update use of _cpp_extend_buff.
598 (_cpp_extend_buff): Update.
599 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
600 * cpplib.c (glue_header_name, parse_answer):
601 Update use of _cpp_extend_buff.
602 (cpp_register_pragma, cpp_register_pragma_space): Use
604 (do_assert, do_unassert): Check for EOL, update.
605 * cppmacro.c (stringify_arg, collect_args): Update to use
606 _cpp_extend_buff and _cpp_append_extend_buff.
607 (save_parameter, parse_params, alloc_expansion_token,
608 _cpp_create_definition): Rework memory management.
610 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
612 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
613 update md_exec_prefix.
614 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
617 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
619 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
620 (SELECT_CC_MODE): Use s390_select_ccmode.
621 * config/s390/s390-protos.h (s390_select_ccmode): Add.
622 * config/s390/s390.c (s390_select_ccmode): New.
623 (s390_match_ccmode): Add CCLmode.
624 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
625 (output_branch_condition, output_inverse_branch_condition): Removed.
626 (print_operand): Use s390_branch_condition_mnemonic.
627 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
628 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
629 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
631 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
632 when converting conditional branches to far branches.
633 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
634 cmpint_di): Use CCSmode instead of CCUmode.
636 * config/s390/s390.c (legitimate_la_operand_p): New.
637 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
638 * config/s390/s390.md (movsi): Convert load address patterns to
639 arithmetic operations when necessary.
640 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
641 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
642 (*do_la_reg_0): Don't use before reload.
644 * config/s390/s390.c (legitimize_address): Make more efficient
645 use of two-register addressing mode.
647 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
648 with -mno-backchain in some corner cases.
650 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
652 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
654 * reload.c (find_reloads): Mark new USE insns with QImode.
655 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
656 find_reloads_subreg_address): Likewise.
657 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
659 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
661 (reload): Make sure there are no USEs with mode other than
662 VOIDmode. At the end, remove those marked with QImode.
664 2001-09-29 Per Bothner <per@bothner.com>
666 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
667 * Makefile.in (includedir): Rename to local_includedir.
668 (includedir): Define as $(prefix)/include.
669 * config.in (PREFIX_INCLUDE_DIR): New variable.
670 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
672 2001-09-29 Bernd Schmidt <bernds@redhat.com>
674 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
676 * doc/extend.texi (Vector Extensions): New node.
677 * doc/invoke.texi (Machine Dependent Options): Add documentation for
678 i386 -mmmx, -msse, -m3dnow.
680 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
682 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
684 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
686 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
688 * doc/invoke.texi (Optimize Options): Delete spurious @table.
690 2001-09-28 Richard Henderson <rth@redhat.com>
692 * varasm.c (assemble_integer): Bound alignment check by
695 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
697 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
699 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
701 2001-09-25 Bernd Schmidt <bernds@redhat.com>
703 Mostly from Graham Stott <grahams@redhat.com>
704 * c-common.c (type_for_mode): Add support for V2SFmode.
705 * tree.c (build_common_tree_nodes_2): Likewise.
706 * tree.h (enum tree_index, global_trees): Likewise.
707 * config/i386/i386.c (x86_3dnow_a): New variable.
708 (override_options): Support 3Dnow extensions.
709 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
710 Athlon's version of 3Dnow.
711 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
712 (ix86_expand_builtin): Handle them.
713 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
714 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
715 TARGET_3DNOW_A): New macros.
716 (TARGET_SWITCHES): Add 3Dnow switches.
717 (VALID_MMX_REG_MODE_3DNOW): New macro.
718 (VECTOR_MODE_SUPPORTED_P): Use it.
719 (enum ix86_builtins): Add entries for 3Dnow builtins.
720 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
721 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
722 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
723 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
724 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
725 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
726 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
727 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
728 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
729 sfence_insn, prefetch): Make these available if TARGET_SSE or
732 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
734 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
735 ix86_va_start, ix86_build_va_list): Declare.
736 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
737 ix86_va_start, ix86_build_va_list): New global functions.
738 * i386.md (sse_prologue_save_insn): New insn.
739 (sse_prologue_save): New expander.
740 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
741 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
743 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
745 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
746 Use size_t everywhere, make definitions consistent with
749 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
751 * gcse.c (replace_store_insn): Use delete_insn.
752 * loop.c (move_movables): Likewise; avoid delete_insn
753 from clobbering notes moved elsewhere.
754 (check_dbra_loop): Use delete_insn.
755 * ssa.c (convert_from_ssa): Likewise.
756 * cse.c (cse_insn): Use delete_insn.
758 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
760 * cpphash.h (struct cpp_buff): Make unsigned.
761 (_cpp_get_buff): Take length of size_t.
762 (_cpp_unaligned_alloc): New.
763 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
764 (struct cpp_reader): Remove ident_pool. Add u_buff.
765 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
766 (cpp_destroy): Destroy u_buff, not ident_pool.
767 * cpplex.c (parse_number, parse_string, save_comment,
768 cpp_token_as_text): Update to use the unaligned buffer.
769 (new_buff): Make unsigned.
770 (_cpp_unaligned_alloc): New.
771 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
772 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
774 (collect_args): Make unsigned.
776 2001-09-27 Zack Weinberg <zack@codesourcery.com>
778 * cpplex.c (cpp_output_token): Use a putc loop for
779 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
781 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
782 * configure, config.in: Regenerate.
783 * system.h: Replace fwrite and fprintf with their unlocked
784 variants if available.
786 2001-09-27 Richard Henderson <rth@redhat.com>
788 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
789 in favour of .eh_frame.
791 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
793 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
795 (LIBCALL_VALUE): Likewise.
797 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
799 * cpphash.h: Update comment.
800 * cpplex.c: Update comments.
801 (_cpp_can_paste): Remove.
802 * cpplib.h (_cpp_can_paste): Remove.
803 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
804 lexer rather than _cpp_can_paste.
806 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
808 * doc/cppinternals.texi: Update.
810 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
812 * cpphash.h (struct cpp_pool): Remove locks and locked.
813 (struct cpp_context): Add member buff.
814 (struct cpp_reader): Remove member argument_pool.
815 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
816 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
817 * cpplex.c (chunk_suitable): Remove pool argument.
818 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
819 (new_buff, _cpp_extend_buff): Update.
820 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
821 which buffer is returned.
822 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
823 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
824 * cppmacro.c (lock_pools, unlock_pools): Remove.
825 (push_ptoken_context): Take a _cpp_buff.
826 (enter_macro_context): Pool locking removed.
827 (replace_args): Use a _cpp_buff for the replacement list with
829 (push_token_context): Clear buff.
830 (expand_arg): Use _cpp_pop_context.
831 (_cpp_pop_context): Free a context's buffer, if any.
833 2001-09-26 DJ Delorie <dj@redhat.com>
835 * c-typeck.c (digest_init): Check for sizeless arrays.
837 2001-09-26 Richard Henderson <rth@redhat.com>
839 * optabs.c (init_one_libfunc): Create a dummy function type
840 instead of using error_mark_node.
842 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
844 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
845 _cpp_extend_buff, _cpp_free_buff): New.
846 (struct cpp_reader): New member free_buffs.
847 * cppinit.c (cpp_destroy): Free buffers.
848 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
849 _cpp_extend_buff, _cpp_free_buff): New.
850 * cpplib.h (struct cpp_options): Remove unused member.
851 * cppmacro.c (collect_args): New. Combines the old parse_arg
852 and parse_args. Use _cpp_buff for memory allocation.
853 (funlike_invocation_p, replace_args): Update.
855 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
857 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
859 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
861 * except.c (sjlj_mark_call_sites): Change address inside sequence.
863 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
865 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
868 2001-09-25 Janis Johnson <janis187@us.ibm.com>
869 Jim Wilson <wilson@redhat.com>
871 * doc/install.texi (Specific, ia64-*-linux): Document.
873 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
875 * Makefile.in (cfgrtl.o): Add.
876 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
877 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
878 free_aux_for_edge): Declare.
880 (HAVE_return): Undefine.
881 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
882 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
883 free_aux_for_edge): New global functions.
884 (first_delete_block): New static variable.
885 (init_flow): Clear first_delete_block.
886 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
887 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
888 try_redirect_by_replacing_jump, last_loop_beg_note,
889 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
890 delete_insn, delete_insn_chain, create_basic_block_structure,
891 create_basic_block, flow_delete_block, compute_bb_for_insn,
892 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
893 set_block_for_new_insns, split_block, merge_blocks_nomove,
894 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
895 redirect_edge_and_branch, force_nonfallthru_and_redirect,
896 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
897 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
898 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
899 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
900 purge_all_dead_edges): Move to ....
901 * cfgrtl.c: New file; .... Here.
903 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
904 (reroder_basic_block): Use alloc_aux_for_blocks.
905 * predict.c (estimate_bb_frequencies): Likewise; use
907 * profile.c (compute_branch_probabilities): Likewise.
908 (branch_prob): Likewise.
909 * reg-stack.c (reg_to_stack): Likewise.
911 * emit-rtl.c (emit_insns_after): Never return NULL.
913 * basic-block.h (set_block_for_new_insns): Delete.
914 * cfgrtl.c (set_block_for_new_insns): Delete.
916 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
917 calls when crossjumping.
919 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
920 * unroll.c (copy_loop_body): Use delete_insn.
922 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
923 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
924 keep_stack_depressed): Likewise.
925 * gcse.c (cprop_cc0_jump): Likewise.
926 * local-alloc.c (update_equiv_regs): Likewise.
927 * loop.c (scan_loop, loop_delete_insns): Likewise.
928 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
929 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
930 delete_output_reload, delete_address_reloads_1,
931 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
933 * sibcall.c (replace_call_placeholder): Likewise.
934 * cse.c (cse_insn): Likewise.
936 2001-09-25 Bernd Schmidt <bernds@redhat.com>
938 From Graham Stott <grahams@redhat.com>
939 (def_builtin): Only define builtins appropriate for target_flags. All
941 (builtin_decsription): Add new field mask which is used to determine
942 when to define the builtin via the macro def_builtin.
944 (bdesc_comi): Initialise new mask fields.
945 (bdesc_2srg): Likewise.
946 (bdesc_1arg): Likewise.
948 * config/i386/i386.c (ix86_init_builtins): Correct return type
949 building v4hi_ftype_v4hi_int_int tree node.
950 (ix86_expand_sse_comi): Fix typo swapping operands.
951 Don't swap comparision condition, it is already swapped.
952 (ix86_expand_sse_compare): Before swapping operands
953 move operand 1 into new rtx and not the target rtx.
954 Don't swap comparison condition, it is already swapped.
955 Always check whether we need to create a new TARGET.
957 * config/i386/i386.md: (sse_comi) Fix typos.
958 (sse_ucomi): Likewise.
959 (cvtss2si): Fix operand 0 contraint.
960 (cvttss2si): Likewise.
961 (sse_unpckhps): Fix mode for operand 2.
962 (sse_unpcklps): Likewise.
964 2001-09-25 Graham Stott <grahams@redhat.com>
966 * sibcall.c (skip_copy_to_return_value): Tighten return value
969 2001-09-24 David Edelsohn <edelsohn@gnu.org>
971 * rs6000.c (lwa_operand): Address must be word aligned.
973 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
975 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
977 (type_hash_mark): Mark type itself.
979 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
981 * c-lex.c (cb_def_pragma): Update.
982 (c_lex): Update, and skip padding.
983 * cppexp.c (lex, parse_defined): Update, remove unused variable.
984 * cpphash.h (struct toklist): Delete.
986 (struct cpp_context): Update.
987 (struct cpp_reader): New members eof, avoid_paste.
988 (_cpp_temp_token): New.
989 * cppinit.c (cpp_create_reader): Update.
990 * cpplex.c (_cpp_temp_token): New.
991 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
992 (cpp_output_token): Don't print leading whitespace.
993 (cpp_output_line): Update.
994 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
995 do_include_common, do_line, do_ident, do_pragma,
996 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
997 parse_assertion): Update.
998 (get_token_no_padding): New.
999 * cpplib.h (CPP_PADDING): New.
1000 (AVOID_LPASTE): Delete.
1001 (struct cpp_token): New union member source.
1002 (cpp_get_token): Update.
1003 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1004 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1005 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1006 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1007 _cpp_backup_tokens, _cpp_create_definition): Update.
1008 (push_arg_context): Delete.
1009 (padding_token, push_token_context, push_ptoken_context): New.
1010 (make_string_token, make_number_token): Update, rename.
1011 (cpp_get_token): Update to handle tokens as pointers to const,
1012 and insert padding appropriately.
1013 * cppmain.c (struct printer): New member prev.
1014 (check_multiline_token): Constify.
1015 (do_preprocessing, cb_line_change): Update.
1016 (scan_translation_unit): Update to handle spacing.
1017 * scan-decls.c (get_a_token): New.
1018 (skip_to_closing_brace, scan_decls): Update.
1019 * fix-header.c (read_scan_file): Update.
1021 * doc/cpp.texi: Update.
1023 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1025 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1026 leak by passing malloc'ed pointer to reconcat, not concat.
1028 2001-09-24 DJ Delorie <dj@redhat.com>
1030 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1032 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1034 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1035 reference is from the literal pool.
1037 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1039 * doc/install.texi (Final install): Request additional information
1040 in mail about successful builds.
1042 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1044 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1045 initial value of return pointer register instead of value in frame-20.
1048 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1050 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1051 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1052 the libcall if there isn't a referenced identifier for the symbol.
1054 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1056 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1057 non 64-bit machines. Use these as a plabel for the trampoline.
1058 (TRAMPOLINE_SIZE): Adjust size for new words.
1059 (INITIALIZE_TRAMPOLINE): Initialize new words.
1060 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1061 pointer to the plabel in the trampoline.
1063 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1065 * pa.c (function_arg): Pass floating arguments in both general and
1066 floating registers in indirect (dynamic) calls when generating code
1067 for the 32 bit ABI and the HP assembler.
1069 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1071 * doc/install.texi: Markup fixes.
1072 Use Solaris 2, SunOS 4 as appropriate.
1073 (Specific, *-*-solaris2*): Explain this.
1074 Unconditionally warn against /usr/ucb tools.
1075 Remove Sun as warning, obsolete.
1076 Move X11 header bug workaround here, update patches.
1077 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1078 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1080 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1082 * errors.h (warning, error, fatal, internal_error): Don't mark
1083 with ATTRIBUTE_PRINTF_n.
1084 * toplev.h (internal_error, fatal_io_error, warning, error,
1085 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1086 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1089 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1091 * function.c (pop_function_context_from): var_refs_queue
1092 and temp slots now in GC memory.
1093 (mark_function_status, free_after_compilation): Likewise;
1094 also struct function now in GC memory.
1095 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1096 (combine_temp_slots): Likewise.
1097 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1098 (prepare_function_start): Use GC memory for struct function.
1099 (mark_temp_slot): Deleted.
1100 (gcc_mark_struct_function): struct function now in GC memory.
1102 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1103 code for division, not modulus.
1105 * rtl.def (MEM): Remove obsolete part of comment.
1107 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1109 * c-format.c (init_function_format_info): Check __builtin_printf
1110 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1113 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1115 * c-common.c (format_attribute_table): Remove decl.
1116 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1117 (lang_attribute_common): Likewise.
1119 * function.c (fix_lexical_address): Use set_mem_alias_set.
1120 (expand_function_start): Likewise.
1121 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1123 * varasm.c (output_constant): Fix unused variable warning.
1125 * attribs.c: New file, from c-common.c.
1126 (attribute_tables): Now four elements.
1127 (format_attribute_table, lang_attribute_common): New variables.
1128 (init_attributes): Reflect above changes.
1129 (handle_mode_attribute): Delete check for wider than uintmax.
1130 * c-common.c: Delete parts moved to attribs.c.
1131 (enum attrs): Deleted; unused.
1132 (c_format_attribute_table): New variable.
1133 (c_common_lang_init): Initialize format_attribute_table with it.
1134 * c-common.h (decl_attributes): Remove decl.
1135 * tree.h (decl_attribute): Move it to here.
1136 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1137 (attribs.o): New rule.
1139 2001-09-22 Andreas Jaeger <aj@suse.de>
1141 * builtins.c (c_getstr): Remove unused variable.
1143 2001-09-21 Richard Henderson <rth@redhat.com>
1145 * reload1.c (reload): Use delete_insn instead of splatting
1148 2001-09-21 Richard Henderson <rth@redhat.com>
1150 * reload.c (push_secondary_reload): Don't check for "=" in output
1151 constraint after ""->ALL_REGS check.
1153 2001-09-21 Richard Henderson <rth@redhat.com>
1155 * predict.c (expected_value_to_br_prob): Use pc_set.
1157 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1158 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1160 2001-09-21 Richard Henderson <rth@redhat.com>
1162 * rtl.h (LCT_RETURNS_TWICE): New.
1163 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1165 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1166 to ECF_RETURNS_TWICE.
1167 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1170 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1172 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1173 (JMP_BUF_SIZE): New.
1175 2001-09-21 Richard Henderson <rth@redhat.com>
1177 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1180 2001-09-21 Richard Henderson <rth@redhat.com>
1182 * tree.def (FDESC_EXPR): New.
1183 * expr.c (expand_expr): Handle it.
1184 * varasm.c (initializer_constant_valid_p): Likewise.
1185 (output_constant): Likewise.
1186 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1187 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1188 (ASM_OUTPUT_FDESC): New.
1189 * doc/tm.texi: Document the new macros.
1191 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1193 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1194 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1195 once merging is complete.
1197 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1199 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1201 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1203 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1204 that would be invalid after a merge.
1206 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1208 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1209 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1211 (flow_delete_insn): This one.
1212 (delete_insn_chain): Rename from ...; do not care labels.
1213 (flow_delete_insn_chain): ... this one.
1214 (flow_delete_block): Remove the insns one BB has been expunged.
1215 (merge_blocks_nomove): Likewise.
1216 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1217 updating BB boundaries.
1218 (tidy_fallthru_edge): Likewise.
1219 (commit_one_edge_insertion): Likewise.
1220 * cfgbuild.c (find_basic_block): Likewise.
1221 (find_basic_blocks_1): Likewise.
1222 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1223 (try_crossjump_to_edge): Likewise.
1224 (try_optimize_cfg): Likewise.
1225 * cse.c (delete_trivially_dead_insns): Likewise.
1226 * df.c (df_insn_delete): Likewise.
1227 * doloop.c (doloop_modify): Use delete_related_insns.
1228 * emit-rtl.c (try_split): Likewise.
1229 (remove_insn): Update BB boundaries.
1230 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1231 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1232 updating BB boundaries.
1233 (propagate_block_delete_insn): Likewise.
1234 (propagate_block_delete_libcall): Likewise.
1235 * function.c (delete_handlers): Use delete_related_insns.
1236 (thread_prologue_and_epilogue_insns): Likewise.
1237 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1238 * genpeep.c (gen_peephole): Use delete_related_insns.
1239 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1241 (find_cond_trap): Likewise.
1242 * integrate.c (save_for_inline): Use delete_related_insns.
1243 (copy_insn_list): Likewise.
1244 * jump.c (pruge_linie_number_notes): Likewise.
1245 (duplicate_loop_exit_test): Likewise.
1246 (delete_computation): Likewise.
1247 (delete_related_insn): Rename from ...; use delete_insn
1248 (delete_insn): ... this one.
1249 (redirect_jump): Use delete_related_insns.
1250 * loop.c (scan_loop): Likewise.
1251 (move_movables): Likewise.
1252 (find_and_verify_loops): Likewise.
1253 (check_dbra_loop): Likewise.
1254 * recog.c (peephole2_optimize): Likewise.
1255 * reg-stack.c (delete_insn_for_stacker): Remove.
1256 (move_for_stack_reg): Use delete_insn.
1257 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1258 * reload1.c (delete_address_reloads): Use delete_related_insns.
1259 (fixup_abnormal_edges): Use delete_insn.
1260 * recog.c (emit_delay_sequence): Use delete_related_insns.
1261 (delete_from-delay_slot): Likewise.
1262 (delete_scheduled_jump): likewise.
1263 (optimize_skip): Likewise.
1264 (try_merge_delay_insns): Likewise.
1265 (full_simple_delay_slots): Likewise.
1266 (fill_slots_from_thread): Likewise.
1267 (relax_delay_slots): Likewise.
1268 (make_return_insns): Likewise.
1269 (dbr_schedule): Likewise.
1270 * rtl.h (delete_insn): Rename to delete_related_insns.
1271 (delete_insn, delete_insn_chain): New prototypes.
1272 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1273 by df_insn_delete already.
1274 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1275 * ssa.c (convert_from_ssa): Use delete_related_insns.
1276 * unroll.c (unroll_loop): Likewise.
1277 (calculate_giv_inc): Likewise.
1278 (copy_loop_body): Likewise.
1280 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1281 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1282 ix86_return_in_memory, ix86_function_value): Declare.
1283 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1284 new static valurables.
1285 (x86_64_reg_class): New enum
1286 (x86_64_reg_class_name): New array.
1287 (classify_argument, examine_argument, construct_container,
1288 merge_classes): New static functions.
1289 (optimization_options): Enable flag_omit_frame_pointer and disable
1290 flag_pcc_struct_return on 64bit.
1291 (ix86_libcall_value, ix86_function_value,
1292 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1293 ix86_return_in_memory, ix86_function_value): New global functions.
1294 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1295 (function_arg_advance): Handle x86_64 passing conventions.
1296 (function_arg): Likewise.
1297 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1298 (RETURN_IN_MEMORY): Move offline.
1299 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1300 (FUNCTION_VALUE_REGNO_P): New macro.
1301 (FUNCTION_ARG_REGNO_P): Move offline.
1302 (struct ix86_args): Add maybe_vaarg.
1303 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1304 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1306 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1308 * s390.md: Changed attributes for scheduling.
1309 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1312 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1314 Table-driven attributes.
1315 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1316 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1317 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1318 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1319 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1320 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1321 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1322 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1323 * tree.h (struct tree_decl): Change machine_attributes to
1325 * doc/c-tree.texi: Document that all attributes are now attached
1327 * c-common.c (add_attribute, attrtab, attrtab_idx,
1328 default_valid_lang_attribute, valid_lang_attribute): Remove.
1329 (attribute_tables, attributes_initialized,
1330 c_common_attribute_table, default_lang_attribute_table): New
1332 (handle_packed_attribute, handle_nocommon_attribute,
1333 handle_common_attribute, handle_noreturn_attribute,
1334 handle_unused_attribute, handle_const_attribute,
1335 handle_transparent_union_attribute, handle_constructor_attribute,
1336 handle_destructor_attribute, handle_mode_attribute,
1337 handle_section_attribute, handle_aligned_attribute,
1338 handle_weak_attribute, handle_alias_attribute,
1339 handle_no_instrument_function_attribute,
1340 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1341 handle_no_limit_stack_attribute, handle_pure_attribute): New
1343 (init_attributes, decl_attributes): Rewrite to implement
1344 table-driven attributes.
1345 * c-common.h (enum attribute_flags): Move to tree.h.
1346 * c-format.c (decl_handle_format_attribute,
1347 decl_handle_format_arg_attribute): Rename to
1348 handle_format_attribute and handle_format_arg_attribute. Update
1349 for table-driven attributes.
1350 * c-common.h (decl_handle_format_attribute,
1351 decl_handle_format_arg_attribute): Remove prototypes.
1352 (handle_format_attribute, handle_format_arg_attribute): Add
1354 * c-decl.c (grokdeclarator): Handle attributes nested inside
1356 * c-parse.in (setattrs, maybe_setattrs): Remove.
1357 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1358 Update to handle nested attributes properly.
1359 (maybe_resetattrs, after_type_declarator,
1360 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1361 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1363 (make_pointer_declarator): Update to handle nested attributes
1365 * doc/extend.texi: Update documentation of limits of attributes
1366 syntax. Warn about problems with attribute semantics in C++.
1367 * target.h (struct target): Remove valid_decl_attribute and
1368 valid_type_attribute. Add attribute_table and
1369 function_attribute_inlinable_p.
1370 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1371 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1372 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1374 (TARGET_INITIALIZER): Update.
1375 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1377 (function_attribute_inlinable_p): New function. Check for the
1378 presence of any machine attributes before using
1379 targetm.function_attribute_inlinable_p.
1380 (function_cannot_inline_p): Update.
1381 * Makefile.in (integrate.o): Update dependencies.
1382 * doc/tm.texi: Update documentation of target attributes and
1383 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1384 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1386 (default_target_attribute_table,
1387 default_function_attribute_inlinable_p): New.
1388 (lookup_attribute): Update comment to clarify handling of multiple
1389 attributes with the same name.
1390 (merge_attributes, attribute_list_contained): Allow multiple
1391 attributes with the same name but different arguments to appear in
1392 the same attribute list.
1393 * tree.h (default_valid_attribute_p): Remove prototype.
1394 (struct attribute_spec): New.
1395 (default_target_attribute_table): Declare.
1396 (enum attribute_flags): Move from c-common.h. Add
1397 ATTR_FLAG_TYPE_IN_PLACE.
1398 (default_function_attribute_inlinable_p): Declare.
1399 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1400 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1401 (TARGET_ATTRIBUTE_TABLE): Define.
1402 (vms_attribute_table): New.
1403 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1404 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1405 (TARGET_ATTRIBUTE_TABLE): Define.
1406 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1407 * config/arm/arm.c (arm_valid_type_attribute_p,
1408 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1410 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1412 (TARGET_ATTRIBUTE_TABLE): Define.
1413 (arm_attribute_table, arm_handle_fndecl_attribute,
1414 arm_handle_isr_attribute): New.
1415 * config/avr/avr.c (avr_valid_type_attribute,
1416 avr_valid_decl_attribute): Remove.
1417 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1419 (TARGET_ATTRIBUTE_TABLE): Define.
1420 (avr_attribute_table, avr_handle_progmem_attribute,
1421 avr_handle_fndecl_attribute): New.
1422 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1423 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1424 (TARGET_ATTRIBUTE_TABLE): Define.
1425 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1426 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1427 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1428 (TARGET_ATTRIBUTE_TABLE): Define.
1429 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1430 h8300_handle_eightbit_data_attribute,
1431 h8300_handle_tiny_data_attribute): New.
1432 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1433 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1435 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1437 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1438 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1440 (TARGET_ATTRIBUTE_TABLE): Define.
1441 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1442 ix86_handle_regparm_attribute): New.
1443 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1444 i386_pe_valid_type_attribute_p): Remove.
1445 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1446 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1447 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1448 (TARGET_ATTRIBUTE_TABLE): Define.
1449 (ia64_attribute_table): New.
1450 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1451 interrupt_ident2, model_ident1, model_ident2): Remove.
1452 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1453 (TARGET_ATTRIBUTE_TABLE): Define.
1454 (init_idents): Update.
1455 (m32r_attribute_table, m32r_handle_model_attribute): New.
1456 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1458 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1459 (TARGET_ATTRIBUTE_TABLE): Define.
1460 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1461 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1462 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1463 (TARGET_ATTRIBUTE_TABLE): Define.
1464 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1465 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1466 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1467 (TARGET_ATTRIBUTE_TABLE): Define.
1468 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1469 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1470 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1471 (TARGET_ATTRIBUTE_TABLE): Define.
1472 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1473 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1474 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1475 (TARGET_ATTRIBUTE_TABLE): Define.
1476 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1477 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1479 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1481 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1482 (TARGET_ATTRIBUTE_TABLE): Define.
1483 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1485 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1486 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1487 (TARGET_ATTRIBUTE_TABLE): Define.
1488 (v850_attribute_table, v850_handle_interrupt_attribute,
1489 v850_handle_data_area_attribute): New.
1490 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1491 Return void. Call decl_attributes instead of
1492 valid_machine_attribute.
1494 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1496 * sh-protos.h (sh_pr_n_sets): Declare.
1497 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1498 look at the copy to determine if PR needs to be saved.
1499 sh_pr_n_sets: New function.
1500 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1501 (ALLOCATE_INITIAL_VALUE): Define.
1503 * sh.c (initial_elimination_offset):
1504 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1506 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1508 * integrate.c (allocate_initial_values): New function.
1509 * integrate.h (allocate_initial_values): Declare.
1510 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1512 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1514 * toplev.c (rest_of_compilation): To here.
1515 Call allocate_initial_values.
1516 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1518 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1520 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1522 2001-09-20 DJ Delorie <dj@redhat.com>
1524 * c-typeck.c (really_start_incremental_init): Discriminate
1525 between zero-length arrays and flexible arrays.
1526 (push_init_level): Detect zero-length arrays and handle them
1527 like fixed-sized arrays.
1528 * expr.c (store_constructor): Handle zero-length arrays and
1529 flexible arrays correctly.
1530 * doc/extend.texi: Update zero-length array notes.
1532 2001-09-20 Jim Wilson <wilson@redhat.com>
1534 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1535 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1536 for issue port conflicts.
1537 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1539 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1541 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1544 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1546 * fold-const.c (hashtab.h): Include.
1547 (int_const_binop): Remove FORSIZE arg and compute from type; all
1549 Call size_int_type_wide for all single-word constants.
1550 (size_htab_hash, size_htab_eq): New functions.
1551 (size_int_type_wide): Rework to use hash table.
1552 * ggc-common.c (hashtab.h): Include.
1553 (struct d_htab_root): New struct.
1554 (d_htab_roots): New variable.
1555 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1556 (ggc_mark_roots): Handle deletable htabs.
1557 * ggc-page.c (ggc_marked_p): New function.
1558 * ggc-simple.c (ggc_marked_p): Likewise.
1559 * ggc.h: Reformatting throughout.
1560 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1561 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1562 (type_hash_add): Allocate struct type_hash from GC memory.
1563 (mark_hash_entry, mark_type_hash): Deleted.
1564 (type_hash_marked_p, type_hash_mark): New functions.
1565 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1567 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1569 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1572 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1574 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1575 array-too-large test for signed sizetype.
1577 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1579 * i386.md (indirect_jump): Allow Pmode operand.
1580 (tablejump): LIkewise; perform expansion to 64bit mode.
1581 * i386.c (symbolic_operand): Allow 64bit PIC references.
1582 (pic_symbolic_operand): Likewise.
1583 (ix86_find_base_term): Strip the 64bit PIC references.
1584 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1585 (legitimize_pic_address): Likewise.
1586 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1587 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1589 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1591 * stringpool.c (get_identifier_with_length): New function.
1592 * tree.h (get_identifier_with_length): New prototype.
1594 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1595 David Edelsohn <edelsohn@gnu.org>
1598 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1599 already sign-extended.
1601 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1602 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1604 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1605 (output_profile_hook): Declare label_name const.
1606 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1607 to match constraints.
1609 2001-09-19 Stan Shebs <shebs@apple.com>
1611 * alias.c: Fix typos in comments.
1612 * sched-rgn.c (init_ready_list): Ditto.
1613 * unwind-dw2.c (uw_frame_state_for): Ditto.
1614 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1615 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1616 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1618 2001-09-19 Richard Henderson <rth@redhat.com>
1620 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1622 * Makefile.in (cfg.o): Depend on TM_P_H.
1624 2001-09-19 Richard Henderson <rth@redhat.com>
1626 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1627 (local_symbolic_operand): ... here.
1628 (small_symbolic_operand): Check mode.
1629 (global_symbolic_operand): New.
1630 (input_operand): Reject symbolics if explicit relocs.
1631 (call_operand): Tidy.
1632 (alpha_legitimize_address): Use movdi_er_high_g.
1633 (alpha_expand_mov): Likewise.
1634 * config/alpha/alpha-protos.h: Update.
1635 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1636 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1637 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1638 (UNSPECV_LDGP2): Remove.
1639 (all call patterns): Use 's' not 'i' for symbolic constraint.
1640 (call_osf call_value_osf): Use call_operand.
1641 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1642 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1643 (prologue_ldgp_1_er): Remove.
1644 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1645 (builtin_setjmp_receiver_er patterns): Use them.
1646 (exception_receiver_er): Likewise.
1648 2001-09-19 Richard Henderson <rth@redhat.com>
1650 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1652 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1653 and NON_LOCAL_GOTO notes.
1654 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1655 copy over CALL_INSN_FUNCTION_USAGE.
1657 2001-09-18 Catherine Moore <clm@redhat.com>
1659 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1662 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1664 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1665 new-style tm_file specification. Specify correct tm_p_file,
1666 md_file, and out_file for s390x.
1668 * config/s390/linux.h, linux64.h: Don't include other target
1669 macro header files. Now handled via tm_file.
1671 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1672 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1673 are defined before use.
1675 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1677 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1678 code generation only for Gnu assembler.
1680 2001-09-18 Catherine Moore <clm@redhat.com>
1682 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1684 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1686 * config/mips/mips.c (mips_frame_set): New.
1687 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1688 a parallel frame-related expression with a set for each register.
1690 2001-09-18 Philip Blundell <philb@gnu.org>
1692 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1695 2001-09-17 Dale Johannesen <dalej@apple.com>
1697 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1698 * config/rs6000/aix.h (FIXED_R2): Define.
1699 * config/rs6000/darwin.h (FIXED_R2): Define.
1700 * config/rs6000/sysv4.h (FIXED_R2): Define.
1702 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1704 * except.c (dw2_build_landing_pads): New local
1705 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1706 barrier after clobbers. Fixes c++/4012.
1708 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1710 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1712 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1715 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1717 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1719 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1722 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1724 * cpphash.h (_cpp_lex_direct): New.
1725 * cpplex.c (_cpp_lex_token): Update.
1726 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1727 and increment that pointer.
1728 * cppmacro.c (alloc_expansion_token): New.
1729 (lex_expansion_token): Lex macro expansion directly into
1732 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1734 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1736 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1738 * basic-block.h (free_bb_for_insn): Declare.
1739 * bb-reorder.c (label_for_bb): Use block_label.
1740 (emit_jump_to_block_after): Remove.
1741 (insert_intra_1): Do not update block_for_insn.
1742 (insert_inter_bb_scope_notes): Likewise; update bb->end
1743 * cfg.c (free_bb_for_insn): New.
1744 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1745 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1746 (commit_one_edge_insertion): Likewise.
1747 (commit_one_edge_insertion): Do not update BB boundary.
1748 (commit_edge_insertions): Do not call compute_bb_for_insn.
1749 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1750 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1751 (merge_blocks_move_successor_nojumps): Likewise.
1752 (try_crossjump_to_edge): Do not update block_for_insn.
1753 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1754 * df.c (df_pattern_emit_later): Do not update BB boundary.
1755 (df_jump_pattern_emit_after): Likewise.
1756 (df_insn_move_before): Use emit_insn_before.
1757 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1759 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1760 boundaries and basic_block_for_insn.
1761 (reorder_insns_nobb): Rename from reorder_insns.
1762 (reorder_insns): New.
1763 (emit_block_insn_before, emit_block_insn_after): Kill.
1764 * flow.c (check_function_return_warnings): Do not call
1765 compute_bb_for_insn; Do not free basic_block_for_insn.
1766 (attempt_auto_inc): Do not update basic_block_for_insn.
1767 * function.c (emit_return_into_block): Likewise;
1768 do not update BB boundaries.
1769 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1770 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1771 (pre_insert_copy_insn): Likewise.
1772 (update_ld_motion_notes): Likewise.
1773 (insert_insn_start_bb): Likewise.
1774 (replace_store_insn): Likewise.
1775 * ifcvt.c (noce_process_if_block): Likewise.
1776 (if_convert): Do not call compute_bb_for_insn.
1777 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1778 Use emit_insn_before and emit_insn_after.
1779 * recog.c (split_all_insns): Do not update BB boundaries;
1780 Do not call compute_bb_for_insn.
1781 (peephole2_optimize): Do not update BB boundaries.
1782 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1784 (emit_swap_insn): Likewise.
1785 (convert_regs_1): Likewise.
1786 * reload1.c (reload): Call compute_bb_for_insn.
1787 * rtl.h (reorder_insns_nobb): Declare.
1788 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1789 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1790 at places CFG is invalidated; do not call compute_bb_for_insn.
1792 * cfg.c (expunge_block): Invalidate BB structure.
1794 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1797 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1799 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1801 * cpphash.h (_cpp_lex_token): Update prototype.
1802 * cpplex.c (_cpp_lex_token): New prototype.
1803 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1804 lex_macro_node, read_flag, do_pragma_poison): Update.
1805 * cppmacro.c (cpp_get_token, parse_params,
1806 lex_expansion_token): Update.
1808 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1810 * cppmain.c (scan_translation_unit): Don't worry about
1811 putting a space after hashes.
1812 * cpplib.c (directive_diagnostics): New.
1813 (_cpp_handle_directive): Update to use directive_diagnostics.
1814 (run_directive): Don't toggle prevent_expansion.
1815 (do_line): Backup in case of the line extension.
1816 * cpplib.h (cpp_lexer_pos): Remove.
1817 * cppmacro.c (_cpp_create_definition): Precede a leading #
1820 2001-09-15 Richard Henderson <rth@redhat.com>
1822 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1824 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1826 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1828 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1830 PR preprocessor/3571
1831 * tradcpp.c (handle_directive): Skip non-vertical space.
1833 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1835 * cppmain.c (setup_callbacks): Set line callback only
1836 if outputting preprocessed source.
1838 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1840 * collect2.c (main): Const-ification.
1841 * gcc.c (translate_options, process_command): Use xstrdup in
1842 lieu of xmalloc/strcpy.
1843 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1845 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1847 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1850 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1852 * scan-decls.c (scan_decls): Fix typo.
1854 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1856 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1857 Split mlstring_pos into mls_line and mls_col.
1858 * cppinit.c (cpp_create_reader): Initialize line to 1.
1859 (cpp_destroy): Free tokenruns.
1860 (push_include): Don't update lexer_pos.
1861 * cpplex.c (unterminated, parse_string): Update.
1862 (lex_token): Don't update lexer_pos, update.
1863 * cpplib.c (if_stack): Save line instead of line + col.
1864 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1865 push_conditional, _cpp_pop_buffer): Update.
1866 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1867 (_cpp_create_definition): Update.
1869 2001-09-15 Eric Christopher <echristo@redhat.com>
1871 * config/mips/abi64.h: Add support for MEABI.
1873 2001-09-15 Eric Christopher <echristo@redhat.com>
1875 * config/mips/mips.md: Add unspec #2.
1877 (reload_outdi): Ditto.
1878 (reload_outsi): Ditto.
1881 2001-09-15 Eric Christopher <echristo@redhat.com>
1882 Jason Eckhardt <jle@redhat.com>
1884 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1885 * config/mips/isa32-linux.h: New file.
1886 * config/mips/isa3264.h: Ditto.
1887 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1888 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1889 (output_block_mode): Support MEABI.
1890 (function_arg): Ditto. Fix floating point arg passing.
1891 (mips_va_start): Ditto.
1892 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1894 (mips_asm_file_start): Add new section to pass abi to gdb.
1895 (function_arg_pass_by_reference): Support MEABI.
1896 (mips_parse_cpu): Support mips32 and mips64 processors.
1897 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1898 TARGET_MIPS5KC. Support isa32 and isa64.
1899 (processor_type): Add r4kc, r5kc, r20kc.
1900 (GENERATE_MULT3_SI): New.
1901 (GENERATE_MULT3_DI): Ditto.
1902 (GENERATE_MULT3): Remove.
1903 (ISA_HAS_64BIT_REGS): Add isa == 64.
1904 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1905 (ISA_HAS_MADD_MSUB): New.
1906 (ISA_HAS_CLZ_CLO): Ditto.
1907 (ISA_HAS_DCLZ_DCLO): Ditto.
1908 (ABI_GAS_ASM_SPEC): New.
1909 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1912 (SUBTARGET_CC1_SPEC): Ditto.
1913 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1914 (PAD_VARARGS_DOWN): Support MEABI.
1915 (HARD_REGNO_NREGS): Move to mips.c.
1916 (ASM_OUTPUT_IDENT): Add #undef.
1917 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1918 (mulsi3): Use GENERATE_MULT3_SI.
1919 (mulsi3_mult3): Ditto. Support mips32, mips64.
1920 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1921 (mul_sub_si): New pattern.
1922 (unnamed splitters): New.
1923 (muldi3): Use GENERATE_MULT3_DI.
1924 (muldi3_internal2): Ditto.
1925 (movdicc): Support mips32.
1926 * config/mips/t-isa3264: New file.
1928 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1930 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1931 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1932 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1934 * reorg.c (fill_slots_from_thread): After call to
1935 steal_delay_list_from_target, update own_thread as new_thread may
1938 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1940 * cpperror.c (print_location): Take line and column, for
1941 default positioning use the previously lexed token.
1942 (_cpp_begin_message): Take line and column.
1943 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1944 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1945 * cpphash.h (_cpp_begin_message): Update prototype.
1946 * cppinit.c (push_include): Don't set output line.
1947 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1948 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1949 (do_pragma): Kludge for front ends. Don't expand macros at all.
1950 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1951 (struct cpp_token): Remove output_line.
1952 (struct cpp_callbacks): New member line_change.
1953 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1954 cpp_get_token): Preserve BOL flag.
1955 (cpp_get_line): Remove.
1956 (_cpp_backup_tokens): Remove useless abort().
1957 * cppmain.c (cb_line_change): New.
1958 (scan_translation_unit): Don't worry about starting new lines here.
1959 * scan-decls.c (scan_decls): Update.
1960 * c-lex.c (c_lex, init_c_lex): Update.
1961 (cb_line_change, src_lineno): New.
1963 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1965 * tree.c (append_random_chars): Generate the random
1966 characters in a reproducable fashion.
1968 2001-09-14 Richard Henderson <rth@redhat.com>
1970 * config/i386/i386.c (internal_label_prefix): New.
1971 (internal_label_prefix_len): New.
1972 (override_options): Set them.
1973 (local_symbolic_operand): New.
1974 (legitimate_pic_address_disp_p): Use it.
1975 (legitimize_pic_address): Likewise.
1977 2001-09-14 Marc Espie <espie@openbsd.org>
1979 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1982 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1984 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1985 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1987 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1989 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1990 invocation of SUBREG_REGNO_OFFSET.
1992 * haifa-sched.c: Fix typo in FSF copyright statement.
1993 * sched-deps.c: Fix typo in FSF copyright statement.
1994 * sched-ebb.c: Fix typo in FSF copyright statement.
1995 * sched-rgn.c: Fix typo in FSF copyright statement.
1996 * sched-vis.c: Fix typo in FSF copyright statement.
1998 * config.gcc: Move inclusion of arm elf specific header files
1999 from the files themselves into the tm_file variable. Make
2000 sure that elfos.h is included before target specific elf
2002 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2004 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2005 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2006 ASM_OUTPUT_CASE_LABEL): Protect definition.
2007 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2008 not already defined.
2009 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2010 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2011 Remove duplicate definition.
2012 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2013 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2014 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2015 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2016 Remove inclusion of arm/elf.h.
2017 * config/arm/unknown-elf.h: as for conix-elf.h.
2018 (STARTFILE_SPEC): Include crti.o and crtn.o.
2019 * config/arm/linux-elf.h: as for conix-elf.h.
2020 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2021 * config/arm/strongarm-elf.h: Remove inclusion of
2023 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2024 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2025 unknown-elf.h and elf.h.
2026 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2027 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2028 ASM_WEAKEN_LABEL): Remove redundant definition.
2029 * config/arm/elf.h: Test for inclusion of elfos.h
2030 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2031 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2032 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2033 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2034 redundant definition.
2035 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2036 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2037 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2038 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2039 Add rules to build crti.o and crtn.o
2040 * crti.asm: New file.
2041 * crtn.asm: New file.
2043 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2045 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2046 * cpphash.h (struct tokenrun): Add prev.
2047 (struct lexer_state): Remove bol.
2048 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2049 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2051 * cppinit.c (cpp_create_reader): Don't set bol.
2052 (cpp_destroy): Don't free lookaheads.
2053 * cpplex.c (lex_directive): Remove.
2054 (next_tokenrun): Update.
2055 (_cpp_lex_token): Clean up logic.
2056 (lex_token): Update to return a pointer to lexed token, since it
2057 can move to the start of the buffer. Simpify newline handling.
2058 * cpplib.c (SEEN_EOL): Update.
2059 (skip_rest_of_line): Remove lookahead stuff.
2060 (end_directive): Line numbers are already incremented. Revert
2061 to start of lexed token buffer if we can.
2062 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2063 parse_answer): Use _cpp_backup_tokens.
2064 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2065 instead. Don't check for EOL.
2066 (do_include_common, do_line, do_pragma_system_header): Use
2068 * cpplib.h (BOL, _cpp_backup_tokens): New.
2069 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2070 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2071 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2072 (builtin_macro): Don't use cpp_get_line.
2073 (cpp_get_line): Short term kludge.
2074 (parse_arg): Handle directives in arguments here. Back up when
2075 appropriate. Store EOF at end of argument list.
2076 (funlike_invocation_p): Use _cpp_backup_tokens.
2077 (push_arg_context): Account for EOF at end of list.
2078 (cpp_get_token): Remove lookahead stuff. Update.
2080 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2082 * c-parse.in (yyerror): Const-ification and/or static-ization.
2083 * c-typeck.c (push_member_name): Likewise.
2084 * collect2.c (main): Likewise.
2085 * dbxout.c (dbxout_parms): Likewise.
2086 * diagnostic.c (format_with_decl): Likewise.
2087 * dwarf2out.c (output_ranges): Likewise.
2088 * dwarfout.c (fundamental_type_code): Likewise.
2089 * except.c (dw2_output_call_site_table): Likewise.
2090 * gcc.c (do_spec_1): Likewise.
2091 * genopinit.c (optabs): Likewise.
2092 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2093 gen_declaration_1, handle_impent): Likewise.
2094 * protoize.c (default_include, in_system_include_dir, abspath):
2096 * sched-vis.c (visualize_stall_cycles): Likewise.
2097 * sdbout.c (plain_type_1, sdbout_end_function,
2098 sdbout_end_epilogue): Likewise.
2099 * varasm.c (decode_reg_name): Likewise.
2101 * 1750a.c (mod_regno_adjust): Likewise.
2102 * alpha.c (alpha_write_one_linkage,
2103 unicosmk_output_default_externs): Likewise.
2104 * arm.c (arm_condition_codes): Likewise.
2105 * arm.h (arm_condition_codes): Likewise.
2106 * avr.c (output_movsisf, encode_section_info): Likewise.
2107 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2109 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2110 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2111 * m88k.c (output_function_profiler): Likewise.
2112 * mips.c (mips_output_conditional_branch): Likewise.
2113 * ns32k.c (ns32k_out_reg_names): Likewise.
2114 * ns32k.h (ns32k_out_reg_names): Likewise.
2115 * pj.c (pj_output_rval): Likewise.
2116 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2117 * sparc.c (sparc_flat_function_prologue,
2118 sparc_flat_function_epilogue): Likewise.
2120 2001-09-13 Markus Werle <numerical.simulation@web.de>
2121 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2123 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2124 Aachen University of Technology".
2126 2001-09-13 Andreas Schwab <schwab@suse.de>
2128 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2131 2001-09-13 Richard Henderson <rth@redhat.com>
2133 * config/alpha/alpha.c (small_symbolic_operand): New.
2134 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2135 (some_operand, input_operand): Don't handle HIGH.
2136 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2137 (alpha_expand_mov): Likewise.
2138 (print_operand) [H]: Just print HIGH symbol.
2139 (print_operand_address): Handle small data.
2140 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2141 (TARGET_SWITCHES): Add -msmall-data/large-data.
2142 (PIC_OFFSET_TABLE_REGNUM): New.
2143 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2144 (PREDICATE_COES): Update.
2145 * config/alpha/alpha.md (adddi_er_high): New.
2146 (adddi_er_low): Handle small data.
2147 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2148 prefer .sdata to .rodata.
2149 (SELECT_RTX_SECTION): Likewise.
2151 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2153 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2154 defining __size_t and leaving size_t undefined.
2156 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2158 * basic-block.h (expunge_block): Declare.
2159 * cfg.c (expunge_block): Remove static declaration.
2161 2001-09-12 Richard Henderson <rth@redhat.com>
2163 * integrate.c (copy_insn_list): Copy label name from
2164 NOTE_INSN_DELETED_LABEL.
2166 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * c-common.c (c_tree_code_name): Const-ification.
2169 * c-decl.c (c_decode_option): Likewise.
2170 * c-typeck.c (warn_for_assignment): Likewise.
2171 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2173 * cppinit.c (output_deps): Likewise.
2174 * dependence.c (dependence_string, direction_string): Likewise.
2175 * dwarf2out.c (output_ranges): Likewise.
2176 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2177 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2178 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2179 standard_startfile_prefix, standard_startfile_prefix_1,
2180 standard_startfile_prefix_2, tooldir_base_prefix,
2181 standard_bindir_prefix, find_a_file): Likewise.
2182 * genattrtab.c (make_length_attrs): Likewise.
2183 * gencheck.c (tree_codes): Likewise.
2184 * genemit.c (gen_split): Likewise.
2185 * genrecog.c (special_mode_pred_table): Likewise.
2186 * graph.c (graph_ext): Likewise.
2187 * protoize (default_include): Likewise.
2188 * reload.c (reload_when_needed_name): Likewise.
2189 * sched-vis.c (visualize_stall_cycles): Likewise.
2190 * tlink.c (recompile_files): Likewise.
2191 * toplev.c (decode_g_option): Likewise.
2192 * tradcpp.c (output_deps): Likewise.
2193 * varasm.c (decode_reg_name): Likewise.
2195 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2198 * avr.c (avr_regnames, encode_section_info): Likewise.
2199 * c4x.c (float_reg_names): Likewise.
2200 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2201 * elfos.h (const_section): Likewise.
2202 * i386.c (ix86_comp_type_attributes): Likewise.
2203 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2204 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2205 * ia64.c (type_names): Likewise.
2206 * m68hc11.c (reg_class_names): Likewise.
2207 * m88k.c (m_options): Likewise.
2208 * mips.c (mips_output_conditional_branch, mips_unique_section):
2210 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2211 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2212 ultra_code_names): Likewise.
2213 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2215 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2217 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2218 Use --fatal-warnings option for gas.
2219 * configure: Rebuilt.
2221 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2223 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2225 2001-09-11 Jim Wilson <wilson@redhat.com>
2227 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2229 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2231 * builtins.c (c_strlen): Treat an offset too large for a
2232 HOST_WIDE_INT as out of range.
2234 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2236 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2237 (EDGE_CRITICAL_P): New predicate.
2238 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2240 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2241 (dump_edge_info): Remove "crit".
2242 * cfganal.c (mark_critical_edges): Kill.
2243 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2244 * cfgcleanup.c (cleanup_cfg): Likewise.
2245 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2246 (find_spanning_tree): Likewise.
2247 * reg-stack.c (convert_regs_1): Likewise.
2248 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2250 * basic-block.h (create_basic_block_structure): New.
2251 (create_basic_block): Update prototype.
2252 (force_nonfallthru): New.
2253 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2254 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2255 handle updating of block_for_insn, creating of empty BBs and BBs at
2256 the end of INSN chain.
2257 (create_basic_block): New function.
2258 (split_block): Use create_basic_block.
2259 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2260 (redirect_edge_and_branch_force): ... here.
2261 (force_nonfallthru): New.
2262 (split_edge): Rewrite to use force_nonfallthru and create_block.
2263 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2264 (find_basic_blocks): Free basic_block_for_insn.
2265 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2267 * cfg.c: Fix formating.
2268 * cfgcleanup.c: Fix formating.
2269 (merge_blocks, tail_recursion_label_p): Return bool.
2270 (merge_blocks_move_predecessor_nojumps,
2271 merge_blocks_move_successor_nojumps): Return void.
2273 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2275 * configure.in: Check whether assembler supports section merging.
2276 * config.in: Rebuilt.
2277 * configure: Rebuilt.
2278 * varasm.c (variable_section, output_constant_pool): Pass alignment
2279 to SELECT_SECTION and SELECT_RTX_SECTION.
2280 (mergeable_string_section): New.
2281 (mergeable_constant_section): New.
2282 (default_elf_asm_named_section): Output SECTION_MERGE and
2283 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2284 * output.h (mergeable_string_section): New.
2285 (mergeable_constant_section): New.
2286 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2287 * toplev.c (flag_merge_constants): New.
2288 (f_options): Add -fmerge-constants and -fmerge-all-constants
2290 (toplev_main): Default to -fno-merge-constants if not optimizing.
2291 * flags.h (flag_merge_constants): Add extern.
2292 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2293 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2295 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2296 Define if assembler has working .subsection -1 support.
2297 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2298 Put constant into special SHF_MERGE sections if the linker should
2299 attempt to merge duplicates.
2300 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2302 Put constant into special SHF_MERGE sections if the linker should
2303 attempt to merge duplicates.
2304 * config/alpha/elf.h: Likewise.
2305 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2306 has working .subsection -1 support.
2307 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2309 * config/svr3.h: Likewise.
2310 * config/darwin.h: Likewise.
2311 * config/arm/aof.h: Likewise.
2312 * config/arm/linux-elf.h: Likewise.
2313 * config/avr/avr.h: Likewise.
2314 * config/c4x/c4x.h: Likewise.
2315 * config/d30v/d30v.h: Likewise.
2316 * config/i386/dgux.h: Likewise.
2317 * config/i386/osfrose.h: Likewise.
2318 * config/i386/sco5.h: Likewise.
2319 * config/i386/svr3gas.h: Likewise.
2320 * config/ia64/aix.h: Likewise.
2321 * config/m32r/m32r.h: Likewise.
2322 * config/m68k/m68k.h: Likewise.
2323 * config/m88k/dgux.h: Likewise.
2324 * config/m88k/m88k.h: Likewise.
2325 * config/mcore/mcore-pe.h: Likewise.
2326 * config/mips/mips.h: Likewise.
2327 * config/pa/pa.h: Likewise.
2328 * config/pa/pa-linux.h: Likewise.
2329 * config/romp/romp.h: Likewise.
2330 * config/rs6000/sysv4.h: Likewise.
2331 * config/rs6000/xcoff.h: Likewise.
2332 * config/s390/linux.h: Likewise.
2333 * config/sparc/sparc.h: Likewise.
2334 * config/sparc/sysv4.h: Likewise.
2335 * config/stormy16/stormy16.h: Likewise.
2336 * config/v850/v850.h: Likewise.
2337 * config/vax/vms.h: Likewise.
2338 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2339 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2340 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2341 default_elf_asm_named_section for SHF_MERGE sections.
2343 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2345 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2348 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2350 * c-common.c (split_specs_attrs): Allow for empty attributes with
2351 empty TREE_PURPOSE. Fixes PR c/4294.
2353 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2355 * basic-block.h (cached_make_edge, make_single_succ): New.
2356 (make_edge): Remove first parameter.
2357 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2358 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2359 created edge; use obstack allocation.
2360 (make_edge, make_single_succ_edge): New.
2361 (first_removed_edge): New static variable.
2362 (init_flow): Initialize first_removed_edge and n_edges.
2363 (clear_edges): Use remove_edge.
2364 (flow_delete_block): Likewise.
2365 (remove_edge): Add removed edges to the removed edges list.
2366 (split_block, redirect_edge_and_branch_force, split_edge):
2368 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2369 (add_noreturn_fake_exit_edges): Likewise.
2370 (connect_infinite_loops_to_exit): Liekwise.
2371 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2372 Use cached_make_edge.
2373 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2374 * profile.c (branch_prob): Update make_edge call.
2375 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2377 2001-09-11 Richard Henderson <rth@redhat.com>
2379 * config/alpha/alpha.c: Tidy formatting.
2380 (local_symbolic_operand): Verify mode.
2381 (alpha_sa_mask): Ignore unicos for eh_return.
2382 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2383 * config/alpha/alpha.md (umk divsi patterns): Remove.
2384 (extendsfdf2): Remove unicos check.
2385 (tablejump): Merge vms and unicos code; always use direct set
2388 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2390 * config.gcc (alpha*-*-unicosmk*): New target.
2392 * config/alpha/alpha-protos.h (symbolic_operand,
2393 unicosmk_add_call_info_word, unicosmk_add_extern,
2394 unicosmk_defer_case_vector, unicosmk_unique_section,
2395 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2396 unicosmk_asm_file_start, unicosmk_asm_file_end,
2397 unicosmk_output_common): Declare.
2399 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2400 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2401 alpha_does_function_need_gp, alpha_end_function): Support Cray
2403 (alpha_init_machine_status, alpha_mark_machine_status,
2404 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2405 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2406 unicosmk_asm_named_section, unicosmk_insert_attributes,
2407 unicosmk_section_type_flags, symbolic_operand,
2408 unicosmk_output_module_name, unicosmk_output_default_externs,
2409 unicosmk_output_dex, unicosmk_output_externs,
2410 unicosmk_output_addr_vec, unicosmk_ssib_name,
2411 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2412 unicosmk_asm_file_end, unicosmk_output_common,
2413 unicosmk_section_type_flags, unicosmk_unique_section,
2414 unicosmk_add_call_info_word, unicosmk_text_section,
2415 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2416 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2417 unicosmk_dex_count, unicosmk_special_name): New.
2418 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2419 TARGET_ABI_UNICOSMK.
2420 (get_aligned_mem, alpha_expand_unaligned_load,
2421 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2422 alpha_expand_unaligned_store_words): Support big-endian mode.
2423 (print_operand): Likewise. New format specifier 't'. Use
2424 TARGET_AS_SLASH_BEFORE_SUFFIX.
2425 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2426 (alpha_pv_save_size): Update with above change.
2427 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2428 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2431 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2432 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2433 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2434 (EXTRA_CONSTRAINT): New constraint 'U'.
2435 (PREDICATE_CODES): Add symbolic_operand.
2437 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2438 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2439 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2440 (integer division and modulus patterns): Split in default and
2442 (*divmodsi_internal, *divmoddi_internal): Disable for
2443 TARGET_ABI_UNICOSMK.
2444 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2445 little-endian and big-endian versions.
2446 (ext, ins, msk): Likewise.
2447 (extv, extzv, insv): Support big-endian mode.
2448 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2449 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2450 *tablejump_umk_internal, *call_value_umk): New.
2451 (*movdi_nofix): Add pattern for loading an address into a register on
2452 TARGET_ABI_UNICOSMK.
2453 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2454 (umk_mismatch_args, arg_home_umk): New.
2455 (various insns): Don't use mov, fmov, nop, fnop and unop.
2456 (realign): Support TARGET_ABI_UNICOSMK.
2458 * config/alpha/unicosmk.h: New file.
2459 * config/alpha/t-unicosmk: New file.
2461 * fixinc/inclhack.def (unicosmk_restrict): New.
2462 * fixinc/fixincl.x: Regenerate.
2464 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2465 (wchar_t): Check for and define __WCHAR_T__.
2467 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2469 * combine.c (simplify_shift_const): Treat shifts by the mode
2472 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2474 * cpphash.h (struct tokenrun): New.
2475 (struct cpp_context): New member bol.
2476 (struct cpp_reader): New members.
2477 (_cpp_init_tokenrun): New.
2478 * cppinit.c (cpp_create_reader): Set up the token runs.
2479 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2480 (lex_token): New internalised version of _cpp_lex_token. Don't
2481 handle directives or the multiple include opimisation here any
2482 more. Simply lex a token.
2483 * cpplib.c (run_directive): Clear bol.
2484 (_cpp_pop_buffer): Set bol.
2485 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2488 2001-09-11 Michael Meissner <meissner@redhat.com>
2490 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2491 give an error if the user uses -mfp32.
2492 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2494 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2495 floating point register size.
2496 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2498 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2499 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2501 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2502 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2504 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2506 * dbxout.c (dbxout_parms): Fix typo in comment.
2507 * unroll.c (loop_find_equiv_value): Ditto.
2508 * toplev.c (rest_of_compilation): Ditto.
2509 * loop.c (scan_loop): Ditto.
2510 * dwarf2out.c (struct dw_fde_struct): Ditto.
2512 2001-09-10 Zack Weinberg <zackw@panix.com>
2514 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2515 copying identifier when we're just going to throw it away.
2516 (parse_identifier_slow): New routine to handle abnormal cases.
2517 (_cpp_lex_token): Update call site.
2519 * hashtable.c (ht_lookup): Don't assume that the string we've
2520 been given is NUL-terminated.
2521 * system.h: #define __builtin_expect(a, b) to (a) if not
2524 2001-09-10 Michael Meissner <meissner@redhat.com>
2526 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2529 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2531 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2533 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2535 * builtins.c (c_getstr): Correct thinko in last change and further
2538 2001-09-10 Tim Freeman <tim@fungibole.com>
2540 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2541 into varray's and register them as roots with the garbage
2542 collector so they are not collected too soon.
2544 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2546 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2548 * basic-block.h (flow_obstack, label_value_list,
2549 tail_recursion_label_list): Declare
2550 (tidy_fallthru_edges): Declare.
2551 (expunge_block, last_loop_beg_note): Delete.
2552 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2554 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2555 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2556 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2557 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2558 expunge_block, flow_delete_block, compute_bb_for_insn,
2559 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2560 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2561 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2562 try_redirect_by_replacing_jump, last_loop_beg_note,
2563 redirect_edge_and_branch, redirect_edge_and_branch_force,
2564 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2565 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2566 commit_edge_insertions, dump_flow_info, debug_flow_info,
2567 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2568 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2569 Move here from flow.c
2570 * cfganal.c: New file.
2571 (forwarder_block_p, can_fallthru, mark_critical_edges,
2572 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2573 find_unreachable_blocks, create_edge_list, free_edge_list,
2574 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2575 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2576 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2577 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2578 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2579 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2580 Move here from flow.c
2581 * cfgbuild.c: New file
2582 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2583 make_edges, find_basic_blocks_1, find_basic_blocks,
2584 find_sub_basic_blocks): Move here from flow.c
2585 * cfgcleanup.c: New file.
2586 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2587 merge_blocks_move_predecessor_nojumps,
2588 merge_blocks_move_successor_nojumps, merge_blocks,
2589 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2590 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2591 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2593 * cfgloop.c: New file
2594 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2595 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2596 flow_loop_exit_edges_find, flow_loop_nodes_find,
2597 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2598 flow_loop_tree_node_add, flow_loops_tree_build,
2599 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2600 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2601 Move here from flow.c
2602 * flow.c: Remove everything moved elsewhere
2603 * output.h (cleanup_cfg): Return bool.
2605 * bb-reorder.c (reorder_block_def): Remove 'index'.
2606 (insert_intra_1): Add argument BB, set block for new note.
2607 (make_reorder_chain): Do not depdent on BB indexes.
2608 (make_reorder_chain_1): Do not use BB indexes.
2609 (label_for_bb): Likewise; set BB for new insn.
2610 (emit_jump_to_block_after): Likewise.
2611 (fixup_reoder_chain): Sanity check that all basic blocks
2612 are chained; verify newly created insn chain; remove
2613 undocnitional jump simplifying; Do not use BB indexes;
2614 properly initialize count and frequency information;
2615 dump reordered sequence.
2616 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2617 (insert_inter_bb_scope_notes): Set block for new insn.
2618 (reorder_basic_blocks): Dump flow info before reoredering.
2620 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2622 * alias.c (clear_reg_alias_info): Use K&R format definition.
2623 Avoid unsigned warning.
2624 * builtins.c: Use "unsigned int", not "unsigned".
2625 (target_char_cast): Use host_integerp and tree_low_cst.
2626 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2627 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2628 (c_getstr): Likewise.
2629 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2630 (builtin_memcpy_read_str): Avoid unsigned warning.
2631 (expand_builtin_memcpy): Alignments are unsigned.
2632 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2633 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2634 * predict.c (expensive_function_p): LIMIT now unsigned.
2635 * resource.c (mark_target_live_regs): Make some vars unsigned.
2636 * sdbout.c: Use "unsigned int", not "unsigned".
2637 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2638 (sdbout_source_line): Likewise.
2639 (sdbout_record_type_name): Remove "const" for NAME declaration.
2640 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2642 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2644 * calls.c (store_one_arg): Expand comment.
2646 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2648 * calls.c (store_one_arg): Make sure that the entire argument is
2649 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2651 2001-09-09 Richard Henderson <rth@redhat.com>
2653 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2655 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2657 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2659 2001-09-09 Richard Henderson <rth@redhat.com>
2661 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2662 (alpha_this_literal_sequence_number): New.
2663 (alpha_this_gpdisp_sequence_number): New.
2664 (some_operand, input_operand): Add HIGH.
2665 (local_symbolic_operand): New.
2666 (alpha_encode_section_info): New.
2667 (alpha_legitimate_address_p): Allow LO_SUM.
2668 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2669 (alpha_expand_mov): Likewise.
2670 (secondary_reload_class): Check memory_operand not general_operand
2672 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2673 (alpha_expand_unaligned_store): Likewise.
2674 (alpha_expand_unaligned_load_words): Likewise.
2675 (alpha_expand_unaligned_store_words): Likewise.
2676 (alpha_expand_block_clear): Likewise.
2677 (print_operand): Handle %#, %*, %H.
2678 (print_operand_address): Handle LO_SUM.
2680 (alpha_does_function_need_gp): Use it.
2681 (alpha_expand_block_move): Fix signed compare warnings.
2682 (alpha_sa_mask, alpha_align_insns): Likewise.
2683 * config/alpha/alpha-protos.h: Update.
2684 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2685 (MASK_EXPLICIT_RELOCS): New.
2686 (TARGET_SWITCHES): Add -mexplicit-relocs.
2687 (EXTRA_CONSTRAINT): Add 'T'.
2688 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2689 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2690 (ENCODE_SECTION_INFO): Out line.
2691 (REDO_SECTION_INFO_P): New.
2692 (STRIP_NAME_ENCODING): New.
2693 (ASM_OUTPUT_LABELREF): New.
2694 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2695 (PREDICATE_CODES): Update.
2696 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2697 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2698 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2699 builtin_setjmp_receiver_er, exception_receiver_1_er,
2700 call_value_osf_1_er): New patterns.
2701 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2702 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2703 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2704 (FINAL_PRESCAN_INSN): New.
2706 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2708 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2710 2001-09-08 Andreas Jaeger <aj@suse.de>
2712 * i386.h (TARGET_SWITCHES): Fix description.
2714 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2716 * rs6000.c (num_insns_constant): Compute number of instructions
2719 * doc/install.texi: Explain AIX exception handling work-around.
2720 Update URL for AIX fixes.
2722 2001-09-07 Jim Wilson <wilson@redhat.com>
2724 * alias.c (clear_reg_alias_info): New.
2725 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2726 * rtl.h (clear_reg_alias_info): Declare.
2728 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2730 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2732 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2733 (m16m,edivm,emulm): Change declaration to match definition.
2735 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2737 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2738 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2741 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2743 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2744 which have no corresponding C type.
2745 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2746 the representation of 64-bit doubles to work with 64-bit ints.
2748 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2750 * config/mips/mips.c (override_options): Do not override ISA when ABI
2751 specified if MIPS_CPU_STRING_DEFAULT was specified.
2753 2001-09-07 Richard Henderson <rth@redhat.com>
2755 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2756 (express_from_1): Wrap lines.
2757 * rtlanal.c (commutative_operand_precedence): Rename from
2758 operand_preference; export.
2759 * rtl.h: Declare it.
2760 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2761 (simplify_binary_operation): Invoke simplify_plus_minus on
2762 (CONST (PLUS ...)) as well.
2763 (struct simplify_plus_minus_op_data): New.
2764 (simplify_plus_minus_op_data_cmp): New.
2765 (simplify_plus_minus): Use them. Avoid infinite recursion with
2766 simplify_binary_operation wrt CONST.
2768 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2770 * h8300-protos.h (general_operand_dst_push): Remove.
2771 * h8300.c (general_operand_dst_push): Likewise.
2772 * h8300.h (OK_FOR_T): Likewise.
2773 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2774 * h8300.md (pushqi_h8300): New.
2775 (pushqi_h8300hs): Likewise.
2777 (pushhi_h8300): Likewise.
2778 (pushhi_h8300hs): Likewise.
2781 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2783 * genattrtab.c (attr_printf): First arg is unsigned.
2784 Clean up formatting of callers.
2786 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2788 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2791 2001-09-07 Andreas Jaeger <aj@suse.de>
2793 * i386.h (TARGET_SWITCHES): Fix descriptions.
2795 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2797 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2799 2001-09-06 Ira Ruben <ira@apple.com>
2801 Remove OP_IDENTIFIER.
2802 * tree.def (OP_IDENTIFIER): Remove.
2803 * tree.c (tree_node_kind enum): Remove op_id_kind.
2804 (tree_node_kind_names): Remove "op_identifiers".
2805 (make_node): Remove OP_IDENTIFIER test.
2806 (build_op_identifier): Removed because it isn't being used.
2807 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2808 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2810 2001-09-06 Richard Henderson <rth@redhat.com>
2812 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2814 2001-09-06 Richard Henderson <rth@redhat.com>
2816 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2819 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2821 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2822 number used for CR register.
2824 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2825 Joern Rennecke (amylaar@cygnus.com)
2827 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2828 * h8300.c (initial_offset): Handle offset between RP and FP.
2829 (h8300_return_addr_rtx): New function.
2830 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2832 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2833 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2834 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2835 (CAN_ELIMINATE, REGISTER_NAMES):
2836 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2838 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2840 Remove TYPE_NONCOPIED_PARTS.
2841 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2842 (struct tree_type): Remove noncopied_parts.
2843 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2844 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2845 (fixed_type_p): Remove.
2846 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2847 (expand_expr, MODIFY_EXPR): Likewise.
2848 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2849 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2851 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2853 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2855 (mask64_operand): Likewise.
2856 (includes_rldic_lshift_p): Likewise.
2857 (includes_rldicr_lshift_p): Likewise.
2859 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2861 * objc/objc-act.c (build_message_expr): If a class method cannot
2862 be found, do not issue a warning if a corresponding instance
2863 method exists in the root class.
2865 2001-09-05 Richard Henderson <rth@redhat.com>
2867 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2869 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2871 * function.c (ggc_mark_struct_function): Mark f->outer.
2872 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2873 * integrate.c (output_inline_function): ... not here.
2875 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2877 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2879 * i386.c (size_cost): New static variable.
2880 (override_function): Use size_cost when -Os is specified.
2882 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2883 properly; Use current_function_calls_eh_return.
2884 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2885 use leave to avoid depdendancy chain.
2887 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2888 get BB loop_depth instead of computing it from LOOP notes.
2890 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2892 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2894 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2895 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2896 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2898 2001-09-05 Jeffrey A Law (law@cygnus.com)
2899 Jason Merrill (jason@redhat.com)
2901 * stor-layout.c (layout_type): Complain if an array's size can
2902 not be represented in a size_t.
2904 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2906 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2908 * gcc.c: (process_command) Add parentheses around assignment
2909 used as truth value.
2911 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2913 * config/mips/mips.c (save_restore_insns): Don't mark any register
2914 save slots as unchanging if current_function_calls_eh_return.
2916 2001-09-05 Richard Henderson <rth@redhat.com>
2918 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2919 * config/alpha/alpha-protos.h: Declare it.
2920 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2921 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2922 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2923 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2924 (REG_OK_FOR_BASE_P): Select one of the above.
2926 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2928 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2929 (crti.o): Prefix name of object file with $(T).
2932 2001-09-05 David S. Miller <davem@redhat.com>
2934 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2935 * config/sparc/linux64.h: Likewise.
2937 2001-09-05 Andreas Jaeger <aj@suse.de>
2939 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2940 available anymore, remove the documentation.
2941 (i386 Options): Fix typo, cleanup index entries.
2943 * prefix.c (concat): Remove, we can use the version from liberty.
2945 2001-09-05 Richard Henderson <rth@redhat.com>
2947 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2948 New functions split out of md file expanders.
2949 * config/alpha/alpha-protos.h: Declare them.
2950 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2952 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2954 * cppmacro.c (funlike_invocation_p): No need to restore context.
2956 2001-09-04 Richard Henderson <rth@redhat.com>
2958 * reload.c (push_reload): Export.
2959 * reload.h (push_reload): Declare it.
2961 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2962 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2963 * config/alpha/alpha.c (alpha_legitimize_address): New.
2964 (alpha_legitimize_reload_address): Likewise.
2965 * config/alpha/alpha-protos.h: Declare them.
2967 2001-09-04 Stan Shebs <shebs@apple.com>
2969 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2970 * config/darwin.c (machopic_stub_name): Account for internally
2971 generated lib calls such as memcpy.
2973 2001-09-04 Richard Henderson <rth@redhat.com>
2975 * unwind.h (_UA_END_OF_STACK): New flag.
2976 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2978 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2980 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2982 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2984 * config/mips/mips.c (save_restore_insns): Change base_offset to
2985 fp_offset in second call to mips_emit_frame_related_store.
2987 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2989 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2990 sometimes be represented as a NOTE of type
2991 NOTE_INSN_DELETED_LABEL.
2992 (Insns): Document NOTE_INSN_DELETED_LABEL.
2994 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2996 * c-common.h (tree_dump_index): Add more comments.
2997 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2998 (dump_option_value_info): New struct.
2999 (dump_options): New array.
3000 (dump_switch_p): Parse switch options symbolically.
3001 * doc/invoke.texi (-fdump-ast): Rename to ...
3002 (-fdump-tree): ... here. Document that options are symbolic, and
3003 not all are applicable.
3005 2001-09-04 David S. Miller <davem@redhat.com>
3007 * config/sparc/sparc.md (define_splits): Kill constraints.
3009 Cleanup redundant and unused insn attributes.
3010 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3011 binary, and move. Mark ialu as default.
3012 (commented out define_function_unit "alu"): Kill.
3013 (define_attr "use_clobbered"): Kill.
3014 (whole file): Kill address insn type references. Replace
3015 all unary/binary/move references with ialu.
3016 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3017 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3020 Simplify length insn attribute and make more judicious use
3021 of insn attribute defaulting.
3022 * config/sparc/sparc.md (all insns with length > one): Mark as
3023 insn type multi if real instructions, else use default if
3024 it is a forced splitter.
3025 (all insns with length == one): Use default insn length.
3026 (all insns of type ialu): Use default insn type.
3028 Fix erroneous insn attribute settings.
3029 (addx): Set insn type to misc.
3030 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3031 const_umulsidi3_sp64): Set insn type to imul.
3033 Track SFmode vs DFmode insns according to UltraSPARC
3035 * config/sparc/sparc.md ("fptype"): New attribute, default
3037 (all DFmode single insns): Mark as fptype "double".
3039 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3041 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3043 2001-09-03 Richard Henderson <rth@redhat.com>
3045 * function.h (struct function): Add arg_pointer_save_area_init.
3046 * function.c (expand_function_end): Init arg_pointer_save_area.
3047 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3048 when called from a nested function.
3050 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3052 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3055 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3057 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3059 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3061 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3062 (emit_push_insn): Use specified padding direction when
3063 STACK_PUSH_CODE is POST_INC.
3065 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3067 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3069 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3071 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3073 * cppinit.c (cpp_start_read): Free the imacros list as we
3074 traverse it. Don't free the chains before returning.
3075 (_cpp_push_next_buffer): Only try pushing buffers if we've
3076 completed -imacros handling.
3078 2001-08-31 Eric Christopher <echristo@redhat.com>
3080 * gcc.c (handle_braces): Add explaination for abort.
3082 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3084 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3085 move adjustment of bitpos instead.
3087 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3089 * function.c: Remove all_functions. Make outer_function_chain
3091 (init_function_start): Don't add new function structure to
3093 (find_function_data, push_function_context_to,
3094 pop_function_context_from, put_var_into_stack,
3095 trampoline_address): Update for changed structure element names.
3096 (push_function_context_to): Disentangle.
3097 (free_after_compilation): Also free F.
3098 (expand_dummy_function_end): Don't free cfun here.
3099 (put_var_into_stack): Comment why we can't use find_function_data here.
3100 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3101 (mark_function_chain): Split into maybe_mark_struct_function and
3102 ggc_mark_struct_function. Export the latter.
3103 (init_function_once): Mark from cfun and outer_function_chain;
3106 * function.h (struct function): Kill next_global. Rename next
3107 to outer. All users updated to match.
3108 (all_functions, outer_function_chain): Don't declare.
3110 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3111 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3112 don't touch f->inlinable, after calling rest_of_compilation.
3114 * tree.h: Forward-declare struct function. Prototype
3115 ggc_mark_struct_function.
3117 2001-08-31 Kazu Hirata <kazu@hxi.com>
3119 * config/h8300/h8300.md (*andorhi3): Fix typos.
3121 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3123 * calls.c (emit_library_call_value): Don't use a fixed
3124 argument after VA_CLOSE, i.e. out of scope in traditional C.
3126 * emit-rtl.c (gen_rtvec): Likewise.
3128 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * Makefile.in (c-pragma.o): Depend on output.h.
3131 (reorg.o): Depend on except.h.
3133 * c-pragma.c: Include output.h.
3135 * reorg.c: Include except.h.
3137 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3139 2001-08-31 Richard Henderson <rth@redhat.com>
3141 * sched-deps.c (add_dependence): Don't elide dependancy if the
3142 conditional used by insn is modified in elem.
3144 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3146 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3148 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3150 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3153 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3155 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3157 (stormy16_asm_out_constructor): New function.
3158 (TARGET_ASM_CONSTRUCTOR): Define.
3159 (TARGET_ASM_DESTRUCTOR): Define.
3161 2001-08-31 Andreas Jaeger <aj@suse.de>
3163 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3164 * loop.c (add_label_notes): Likewise.
3165 * reload.c (find_reloads): Likewise.
3166 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3168 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3170 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3171 code here. Take _Unwind_{W,Sw}ord*.
3172 (read_encoded_value_with_base): Use them.
3173 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3175 (extract_cie_info): Simplify read_?leb128 handling.
3176 (execute_stack_op, execute_cfa_program): Likewise.
3177 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3179 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3181 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3182 the frame pointer to pop the stack if convenient.
3184 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3185 Don't use post-increment before combine.
3186 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3187 a call-saved register.
3189 2001-08-31 Andreas Jaeger <aj@suse.de>
3191 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3194 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3196 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3197 not DIV/MOD, of course.
3199 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3201 * rtl.def: Undo my patch commited 2001-08-27.
3203 * genattrtab.c: Ditto.
3207 * sched-int.h: Ditto.
3209 * target-def.h: Ditto.
3213 * haifa-sched.c: Ditto.
3215 * sched-rgn.c: Ditto.
3217 * sched-vis.c: Ditto.
3219 * Makefile.in: Ditto.
3221 * doc/md.texi: Ditto.
3223 * doc/tm.texi: Ditto.
3225 * doc/contrib.texi: Ditto.
3227 * doc/gcc.texi: Ditto.
3229 * genattrtab.h: Remove it.
3231 * genautomata.c: Remove it.
3233 * genattr.c: Undo my patch and Richard Henderson's patch commited
3236 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3238 * config.gcc (h8300-*-elf*): New case.
3239 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3240 (SUBTARGET_CPP_SPEC): Define.
3241 (EXTRA_SPECS): Define.
3242 (SUBTARGET_EXTRA_SPECS): Define.
3243 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3244 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3246 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3248 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3249 (LIB2FUNCS_EXTRA): Define.
3250 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3251 config/h8300/fixunssfsi.c: New file.
3253 2001-08-30 Kazu Hirata <kazu@hxi.com>
3255 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3256 define_expand to accomodate target-specific attributes.
3257 (anonymous zero_extendqihi2 patterns): New.
3259 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3261 * h8300.md (*andorhi3): New pattern.
3263 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3265 * h8300.c (dosize): Fix test for "sub".
3267 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3269 * c-typeck.c (pointer_diff): Try to eliminate common term before
3272 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3274 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3275 Account for the saves of the FP registers.
3277 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3278 (TEXT_SECTION_ASM_OP): Define.
3279 (INIT_SECTION_ASM_OP): Define.
3280 (FINI_SECTION_ASM_OP): Define.
3281 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3282 (RDATA_SECTION_FUNCITON): Provide prototype.
3284 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3286 * reload1.c (move2add_note_store): Correct typo checking for
3289 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3291 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3292 note should not be considered outside the libcall block.
3294 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3298 2001-08-29 Kazu Hirata <kazu@hxi.com>
3300 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3302 2001-08-29 Kazu Hirata <kazu@hxi.com>
3304 * config/h8300/h8300-protos.h: Add a prototype for
3306 * config/h8300/h8300.c (emit_logical_op): New.
3307 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3314 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3316 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3317 comparison with rtx INTVAL.
3318 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3320 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3322 2001-08-29 Kazu Hirata <kazu@hxi.com>
3324 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3327 2001-08-29 Kazu Hirata <kazu@hxi.com>
3329 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3330 (reg n) to (mem (pre_dec (reg n))
3331 (anonymous movsi pattern): Likewise.
3333 2001-08-29 Kazu Hirata <kazu@hxi.com>
3335 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3337 2001-08-29 Kazu Hirata <kazu@hxi.com>
3339 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3340 several special constants.
3342 2001-08-29 Kazu Hirata <kazu@hxi.com>
3344 * config/h8300/lib1funcs.asm: Fix comment typos.
3346 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3348 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3349 Fix format specifier warnings.
3351 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3352 inet_makeaddr, semctl): Prototype.
3354 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3355 (save_restore_insns): Use base_offset, not gp_offset.
3357 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3358 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3360 2001-08-29 Richard Henderson <rth@redhat.com>
3362 * bb-reorder.c (function_tail_eff_head): New.
3363 (record_effective_endpoints): Set it.
3364 (fixup_reorder_chain): Use it.
3366 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3370 2001-08-28 Dale Johannesen <dalej@apple.com>
3372 * config/darwin.c (machopic_function_base_name): Add const
3373 qualifier to a string.
3374 (darwin_encode_section_info): Ditto.
3376 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3378 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3379 function definition.
3381 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3383 * df.h (struct df): Add rts_order variable.
3385 * df.c (df_visit_next_rts): New function.
3386 (df_visit_next): Renamed to df_visit_next_rc
3387 (df_analyse_1): Allocate/compute/free rts_order as well.
3388 (df_rd_global_compute): Use df_visit_next_rc instead of
3390 (df_ru_global_compute): Use df_visit_next_rts instead of
3393 * flow.c (flow_reverse_top_sort_order_compute): New function.
3395 * basic-block.h: Add prototype.
3397 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3399 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3400 blocks, the BB_REACHABLE is now set, rather than aux being
3401 non-NULL. Update the test to reflect this.
3403 2001-08-28 Eric Christopher <echristo@redhat.com>
3405 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3406 config/mips/crti.asm: Ditto.
3408 2001-08-28 Eric Christopher <echristo@redhat.com>
3409 Richard Henderson <rth@redhat.com>
3411 * c-pragma.h (add_weak): Move prototype from here...
3412 * output.h (add_weak): ... to here.
3413 * varasm.c (add_weak): Fix typo.
3414 * config/mips/crti.asm: New file.
3415 * config/mips/crtn.asm: Ditto.
3416 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3417 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3418 (INVOKE__main): Ditto.
3419 (INIT_SECTION_ASM_OP): New.
3420 (FINI_SECTION_ASM_OP): Ditto.
3421 (STARTFILE_SPEC): Add crti.
3422 (ENDFILE_SPEC): Add crtn.
3423 * config/mips/elf64.h: Same.
3424 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3426 * config/mips/vxworks.h: Ditto.
3427 * config/mips/t-elf: Support crti and crtn.
3429 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3431 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3434 2001-08-28 Richard Henderson <rth@redhat.com>
3436 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3437 (one_cmplbi2 splitter): Remove redundant test.
3439 2001-08-28 Dale Johannesen <dalej@apple.com>
3441 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3443 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3445 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3447 2001-08-28 Stan Shebs <shebs@apple.com>
3449 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3450 (UNALIGNED_SHORT_ASM_OP): Define.
3451 (UNALIGNED_INT_ASM_OP): Define.
3453 2001-08-28 Will Cohen <wcohen@redhat.com>
3455 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3456 generation for first set.
3458 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3460 * flow.c (redirect_edge_succ_nodup): Return new edge.
3461 (try_simplify_condjump): Use new edge.
3462 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3464 * cse.c (cse_basic_block): Skip note instructions.
3466 2001-08-27 Richard Henderson <rth@redhat.com>
3468 * combine.c (combine_simplify_rtx): Don't reverse condition
3469 if there is no reverse for the condition.
3470 (simplify_comparison): Don't simplify subregs from INT to FP.
3472 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3473 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3474 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3475 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3476 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3477 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3479 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3481 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3482 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3484 (adddi_dilshr32, adddi_dishl32): Only data register can be
3485 source for mem destination.
3487 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3488 and use bitnum to decide about register move.
3490 2001-08-27 Richard Henderson <rth@redhat.com>
3492 * genattr.c (main): Emit state_t even when not doing scheduling.
3494 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3495 Richard Henderson <rth@redhat.com>
3497 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3498 (reg_avail_info, current_bb): ... these.
3499 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3500 (compute_hash_table): Likewise.
3502 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3504 * flow.c (verify_flow_info): Use checksums to verify edges.
3506 2001-08-27 Richard Henderson <rth@redhat.com>
3508 * genautomata.c (expand_automata): Always create a description.
3510 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3512 * optabs.c (expand_binop): Correctly handle the carry in multiword
3513 add/subtract operations.
3515 2001-08-27 Fred Fish <fnf@be.com>
3517 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3520 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3522 * reload.c (find_reloads_toplev): Back out this change:
3524 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3526 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3527 mem if the address is a mode_dependent_address_p.
3529 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3531 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3532 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3533 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3536 * genattr.c (main): New variable num_insn_reservations. Increase
3537 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3538 pipeline hazard recognizer interface.
3540 * genattrtab.h: New file.
3542 * genattrtab.c: Include genattrtab.h.
3543 (attr_printf, check_attr_test, make_internal_attr,
3544 make_numeric_value): Move protypes into genattrtab.h. Define them
3546 (num_dfa_decls): New global variable.
3547 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3548 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3549 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3550 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3552 * genautomata.c: New file.
3554 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3556 * sched-int.h: (curr_state): Add the external definition for
3557 automaton pipeline interface.
3558 (haifa_insn_data): Add comments for members blockage and units.
3560 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3561 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3562 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3563 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3564 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3565 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3566 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3568 (TARGET_SCHED): Use the new macros.
3570 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3571 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3572 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3573 dfa_bubble): New members in gcc_target.sched.
3575 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3576 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3577 (insn_queue): Redefine it as pointer to array.
3578 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3580 (max_insn_queue_index_macro_value): New variable.
3581 (curr_state, dfa_state_size, ready_try): New varaibles for
3582 automaton interface.
3583 (ready_element, ready_remove, max_issue): New function prototypes
3584 for automaton interface.
3585 (choose_ready): New function prototype.
3586 (insn_unit, blockage_range): Add comments.
3587 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3588 FUNCTION_UNITS_SIZE == 0.
3589 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3590 actual_hazard, potential_hazard): Add comments.
3591 (insn_cost): Use cost -1 as undefined value. Remove
3592 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3594 (ready_element, ready_remove): New functions for automaton
3596 (schedule_insn): Add new code for automaton pipeline interface.
3597 (queue_to_ready): Add new code for automaton pipeline interface.
3598 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3599 (debug_ready_list): Print newline when the queue is empty.
3600 (max_issue): New function for automaton pipeline interface.
3601 (choose_ready): New function.
3602 (schedule_block): Add new code for automaton pipeline interface.
3603 Print ready list before scheduling each insn.
3604 (sched_init): Add new code for automaton pipeline interface.
3605 Initiate insn cost by -1.
3606 (sched_finish): Free the current automaton state and finalize
3607 automaton pipeline interface.
3609 * sched-rgn.c: Include target.h.
3610 (init_ready_list, new_ready, debug_dependencies): Add new code for
3611 automaton pipeline interface.
3613 * sched-vis.c: Include target.h.
3614 (get_visual_tbl_length): Add code for automaton interface.
3615 (target_units, print_block_visualization): Add comments.
3617 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3618 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3619 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3620 (getruntime.o, genautomata.o): New entries.
3621 (genattrtab.o): Add new dependency file genattrtab.h.
3622 (genattrtab): Add new dependencies. Link it with `libm.a'.
3623 (getruntime.o, hashtab.o): New entries for canadian cross.
3625 * doc/md.texi: Description of automaton based model.
3627 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3629 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3630 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3631 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3632 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3633 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3634 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3635 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3637 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3638 MAX_DFA_ISSUE_RATE): New macro descriptions.
3640 * doc/contrib.texi: Add dfa based scheduler contribution.
3642 * doc/gcc.texi: Add more information about genattrtab.
3644 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3646 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3649 2001-08-27 Richard Henderson <rth@redhat.com>
3651 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3652 (get_arg_pointer_save_area): New. Create an init it here.
3653 (fix_lexical_addr): Use it.
3654 * function.h: Declare it.
3655 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3656 * stmt.c (expand_nl_goto_receiver): Use it.
3658 2001-08-27 Richard Henderson <rth@redhat.com>
3660 * final.c (final_scan_insn): Don't enter APP_ON mode for
3663 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3664 alignment for assemble_integer for DW_EH_PE_aligned.
3665 * except.c (output_function_exception_table): Likewise.
3667 2001-08-26 Andreas Jaeger <aj@suse.de>
3669 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3671 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3673 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3675 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3677 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3679 (mask64_operand): Likewise.
3680 (rldic_operand): Delete.
3681 (includes_lshift64_p): Delete.
3682 (includes_rldic_lshift_p): New function.
3683 (includes_rldicr_lshift_p): New function.
3684 (print_operand): Don't call rldic_operand in case 'W'.
3685 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3686 (includes_lshift64_p): Remove.
3687 (includes_rldic_lshift_p): Declare.
3688 (includes_rldicr_lshift_p): Declare.
3689 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3690 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3691 Replace match_operand rldic_operand predicate with
3692 const_int_operand. Replace includes_lshift64_p condition with
3693 includes_rldic_lshift_p.
3694 <ashldi3_internal 64 bit rldicr patterns>: New.
3696 2001-08-27 Andreas Jaeger <aj@suse.de>
3698 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3699 * errors.c: Likewise.
3700 * final.c: Likewise.
3701 * dwarf2asm.c: Likewise.
3702 * doprint.c (checkit): Likewise.
3703 * diagnostic.c: Likewise.
3704 * collect2.c: Likewise.
3705 * calls.c: Likewise.
3706 * c-semantics.c (build_stmt): Likewise.
3707 * c-format.c (status_warning): Likewise.
3708 * c-errors.c (pedwarn_c99): Likewise.
3709 * builtins.c (validate_arglist): Likewise.
3710 * config/pj/pj.c (pj_printf): Likewise.
3711 * fix-header.c: Likewise.
3713 * gcov.c (fnotice): Likewise.
3714 * gensupport.c (message_with_line): Likewise.
3715 * mips-tfile.c: Likewise.
3716 * protoize.c (notice): Likewise.
3717 * read-rtl.c (fatal_with_file_and_line): Likewise.
3718 * rtl-error.c: Likewise.
3719 * tradcpp.c: Likewise.
3721 * cp/tree.c (build_min_nt): Likewise.
3722 (build_min): Likewise.
3723 * cp/lex.c: Likewise.
3724 * cp/errfn.c: Likewise.
3725 * cp/rtti.c (create_pseudo_type_info): Likewise.
3727 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3729 * df.c (df_uses_record): Return after recording all uses
3732 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3734 * df.c (df_insn_modify): Realloc the INSN table here, if
3735 necessary, here, too.
3737 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3739 * config/mips/mips.c (mips_function_value): Handle complex return
3742 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3744 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3746 * reload.c (make_memloc): Copy result if it is still
3747 reg_equiv_memory_loc[regno] on return.
3748 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3749 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3750 reg_equiv_mem are modified by the substitutions.
3752 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3754 * predict.c (expensive_function_p): New.
3755 * rtl.h (expensive_function_p): Declare.
3756 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3757 (use_fast_prologue_epilogue): New static variable.
3758 (expand_prologue): Set it; emit short prologues if unset.
3759 (expand_epilogue): Likewise.
3761 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3763 * config.gcc: Add stormy16-*-elf case.
3764 * config/stormy16/stormy-abi: New file.
3765 * config/stormy16/stormy16-lib2.c: New file.
3766 * config/stormy16/stormy16-protos.h: New file.
3767 * config/stormy16/stormy16.c: New file.
3768 * config/stormy16/stormy16.h: New file.
3769 * config/stormy16/stormy16.md: New file.
3770 * config/stormy16/t-stormy16: New file.
3772 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3774 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3776 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3778 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3779 descriptor members are pointer size, not constant 4.
3780 * config/rs6000/rs6000.md (define_splits): Remove more unused
3783 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3785 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3787 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3789 * cp/rtti.c (VPARAMS): Fix parameter.
3791 2001-08-24 Zack Weinberg <zackw@panix.com>
3793 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3795 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3797 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3798 in if controlling use of insv.
3799 (extract_bit_field): Likewise, for extv and extzv.
3801 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3803 * i386.md (movcc peep2): Fix load of 0.
3805 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3807 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3808 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3810 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3812 * c-pragma.h: Move weak_syms and weak_decls...
3813 * varasm.c: ...here. Now static.
3814 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3815 depend on HANDLE_PRAGMA_WEAK.
3817 * c-common.c (c_alignof, c_alignof_expr): Move here...
3818 * c-typeck.c: ...from here.
3819 * c-tree.h, c-common.h: Adjust.
3821 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3823 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3824 instead of incrementing it.
3826 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3827 asm ready, don't try to move them all into the same array element.
3829 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3831 * function.c (thread_prologue_and_epilogue_insns): Avoid
3832 fallthru flag on edge to exit.
3834 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3836 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3839 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3841 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3842 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3843 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3846 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3848 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3849 replace "GNU CC" with "GCC".
3851 2001-08-23 Richard Henderson <rth@redhat.com>
3853 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3854 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3855 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3856 Need GR between FR and not GR_AND_FR.
3857 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3858 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3859 AR regs before GR regs.
3860 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3861 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3862 (REGISTER_MOVE_COST): Update.
3863 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3865 2001-08-23 Richard Henderson <rth@redhat.com>
3867 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3870 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3872 * reload1.c (emit_reload_insns): Don't look for notes
3873 on a NULL store_insn.
3875 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3878 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3879 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3880 format specifier warnings.
3881 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3883 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3885 * config/i386/i386-protos.h: Correct declaration of
3886 i386_pe_asm_named_section.
3888 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3890 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3892 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3894 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3896 * cpperror.c (print_location): Don't show _Pragma.
3897 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3898 and file change callback generation here.
3899 (stack_include_file): Update use of cpp_push_buffer.
3900 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3901 (struct cpp_buffer): Remove type, pfile members.
3902 * cppinit.c (cpp_handle_option): Use free_chain.
3903 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3904 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3905 a cpp_reader rather than a cpp_buffer.
3906 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3907 skip_line_comment, parse_string, lex_percent, lex_dot,
3908 _cpp_lex_token): Update accordingly.
3909 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3911 (cpp_push_buffer): Update prototype.
3912 (run_directive): Update use of cpp_push_buffer.
3913 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3914 handle_assertion): Update use of run_directive.
3915 * cpplib.h (enum cpp_buffer_type): Remove.
3916 (cpp_push_buffer): Update prototype.
3917 * fix-header.c (read_scan_file): Update.
3919 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3921 * gcc.c (struct prefix_list): Change prefix to const char *.
3923 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3925 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3927 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3929 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3932 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3935 * ifcvt.c (dead_or_predicable): Adjust.
3936 * loop.c (find_and_verify_loops): Adjust.
3937 * stmt.c (expand_end_case): Adjust.
3938 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3939 head and end insn pointers in the basic block, not just local copies.
3940 (merge_blocks_move_predecessor_nojumps): Likewise.
3942 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3944 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3945 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3946 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3947 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3948 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3949 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3950 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3951 conditions.h, config.gcc, configure.frag, configure.in,
3952 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3953 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3954 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3955 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3956 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3957 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3958 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3959 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3960 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3961 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3962 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3963 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3964 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3965 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3966 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3967 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3968 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3969 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3970 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3971 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3972 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3973 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3974 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3975 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3976 params.h, predict.c, predict.def, predict.h, prefix.c,
3977 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3978 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3979 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3980 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3981 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3982 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3983 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3984 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3985 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3986 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3987 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3988 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3989 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3990 xcoffout.h: replace "GNU CC" with "GCC".
3992 2001-08-21 Richard Henderson <rth@redhat.com>
3994 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3995 (final_scan_insn): Consider jump tables data even if we have no
3996 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3998 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3999 (ASM_OUTPUT_CASE_END): Remove.
4000 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4001 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4002 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4004 2001-08-21 Richard Henderson <rth@redhat.com>
4006 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4007 at barrier insns. Emit stop bits before barriers.
4009 * flow.c (flow_find_cross_jump): Don't consider unconditional
4010 return insns for commoning.
4012 * final.c (compute_alignments): Fix typo.
4014 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4015 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4016 (store_bit_field): Use mode_for_extraction more places.
4017 (extract_bit_field): Likewise.
4019 2001-08-21 Zack Weinberg <zackw@panix.com>
4021 * caller-save.c: Don't include insn-codes.h.
4022 (reg_save_code, reg_restore_code): Make arrays of int.
4023 All uses updated to match.
4024 (insert_save, insert_restore): No need to initialize "code"
4025 variable upon declaration.
4026 * Makefile.in: update dependencies; fix typo in clean rule.
4028 2001-08-21 Richard Henderson <rth@redhat.com>
4030 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4031 (merge_if_block): Handle fallout from same.
4033 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4035 * builtins.c (type_to_class): Fix typo in last change.
4037 2001-08-21 Richard Henderson <rth@redhat.com>
4039 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4040 ia64_asm_output_label.
4042 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4043 copy of gp while the real gp register contains garbage.
4045 2001-08-21 Zack Weinberg <zackw@panix.com>
4047 * expmed.c (mode_for_extraction): New function.
4048 (store_bit_field, extract_bit_field): Use it.
4049 * expr.h: Prototype it and provide an enum for its first argument.
4051 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4052 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4053 and digging through the insn_data tables.
4054 * Makefile.in: Update dependencies.
4056 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4058 * cppfiles.c (stack_include_file): line-map.c now handles include
4060 (handle_missing_handler): Similarly.
4061 (_cpp_execute_include): Similarly.
4062 (_cpp_pop_file_buffer): Similarly.
4063 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4064 buffer_stack_depth and include_depth.
4065 * cpplib.c (do_include_common): line-map.c now handles include depth.
4066 (cpp_push_buffer): Similarly.
4067 (_cpp_pop_buffer): Similarly.
4068 * cppmacro.c (builtin_macro): Update.
4069 * line-map.c (init_line_maps): Set depth.
4070 (add_line_map): Increment "used" earlier. Update and use the
4072 (trace_include): Use the include depth.
4073 * line-map.h (struct line_maps): New member depth.
4075 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4077 * cppfiles.c (stack_include_file): Don't handle -H here.
4078 * cppinit.c (cpp_start_read): Set include tracing after
4079 cpp_post_options and after stacking the main file.
4080 * line-map.c (trace_include): New.
4081 (init_line_maps, add_line_map): Update.
4082 * line-map.h (struct line_maps): New member trace_includes.
4084 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4086 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4087 * cppfiles.c (stack_include_file): Only stack a file if there
4088 is something to do. Return a boolean indicating whether a
4089 buffer was stacked or not.
4090 (_cpp_execute_include): Similarly.
4091 (_cpp_read_file): Similarly.
4092 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4094 2001-08-21 Sam Steingold <sds@gnu.org>
4096 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4097 (RECACHE): keep obufp_before_macroname up to date
4099 2001-08-21 Zack Weinberg <zackw@panix.com>
4101 * stmt.c: Don't include insn-codes.h.
4102 (expand_end_case): Machine specific logic moved to expr.c.
4103 No need to worry about __builtin_classify_type.
4104 (check_for_full_enumeration_handling, emit_case_nodes):
4107 * builtins.o (expand_builtin_classify_type): Split up so code
4108 can be shared with fold_builtin_classify_type.
4109 (type_to_class, fold_builtin_classify_type): New functions.
4110 (fold_builtins): Handle __builtin_classify_type.
4112 * expr.c (do_tablejump): Now static.
4113 (case_values_threshold, try_casesi, try_tablejump): New;
4114 code mostly from stmt.c (expand_end_case).
4115 (expr.h): Update prototypes.
4117 * Makefile.in (stmt.o): Update dependencies.
4119 2001-08-21 Will Cohen <wcohen@redhat.com>
4121 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4122 declaration of variable i.
4123 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4124 declaration of variable i.
4126 2001-08-21 Richard Henderson <rth@redhat.com>
4128 * crtstuff.c: Fix thinko last change. Move list tails to start
4129 of CRT_END section. Tidy ifdefs.
4130 (__EH_FRAME_BEGIN__): Always static for ELF.
4131 (__do_global_ctors_1): Rename from __frame_dummy.
4132 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4133 name change; don't hide __EH_FRAME_BEGIN__.
4135 2001-08-21 Richard Henderson <rth@redhat.com>
4137 * gdbinit.in: Move break on exit after break on fancy_abort.
4139 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4142 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4144 * cpphash.h (_cpp_push_next_buffer): New.
4145 * cppinit.c (do_includes): Remove.
4146 (push_include, free_chain, _cpp_push_next_buffer): New.
4147 (cpp_start_read): Use them to rework command line option handling.
4148 (cpp_handle_option): Combine handling of -include and -imacros.
4149 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4150 appropriate. Always insert missing \n at EOF.
4151 * cpplib.c (start_directive): Get the directive position right.
4152 * cppmain.c (cb_file_change): Always print the first line, unless
4155 2001-08-20 Andreas Jaeger <aj@suse.de>
4157 * profile.c (compute_branch_probabilities): Remove extra new-line
4159 * flow.c (verify_flow_info): Likewise.
4161 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4163 * basic-block.h (basic_block): Add new field 'flags'.
4164 (BB_REACHABLE): Define.
4165 (expunge_block): Declare.
4166 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4167 (EXIT_BLOCK_PTR): Ditto.
4168 (expunge_block): Remove static declaration.
4169 (cleanup_cfg): Clear bb->aux on every basic block.
4170 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4171 computing reachability.
4172 (delete_unreachable_blocks): Delete block b if b->flags has
4175 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4177 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4179 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4181 * sparc.c (sparc_variable_issue): Fix typo in last change.
4183 2001-08-20 Richard Henderson <rth@redhat.com>
4185 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4187 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4189 * pa.h (RETURN_IN_MEMORY): Improve comment.
4191 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4193 * doc/invoke.texi (Profiling options): Clarify the interactions
4194 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4196 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4198 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4201 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4203 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4206 2001-08-20 Richard Henderson <rth@redhat.com>
4208 * final.c (end_final): Fix typo last change.
4210 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4212 * cppinit.c (init_standard_includes): The returned buffer
4213 is already malloc-ed.
4214 * gcc.c (add_prefix): Similarly.
4215 * prefix.c (translate_name): Update to support clear buffer
4217 (update_path): Similarly. Be sure to free any newly allocated
4218 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4220 * prefix.h (update_path): Update prototype and document.
4221 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4222 up and update to new buffer ownership rules.
4223 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4225 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4227 * final.c (compute_alignments): New function.
4228 (init_insn_lengths): Do not care label_align.
4229 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4230 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4231 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4232 (shorted_branches): Realloc label_align array; do
4233 not call init_insn_lengths; Do not care about loop alignments.
4234 * output.h (compute_alignments): Declare.
4235 * toplev.c (rest_of_compilation): Call compute_alignments.
4236 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4238 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4239 change visited to tovisit.
4240 (propagate_freq): Use faster traversing algorithm.
4241 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4242 to tovisit; reverse meaning.
4244 * predict.c (struct block_info_def): Remove nvisited.
4245 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4246 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4248 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4250 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4251 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4252 (TARGET_FUSED_MADD): New.
4253 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4254 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4255 the multiply-add instructions.
4257 2001-08-19 Richard Henderson <rth@redhat.com>
4259 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4260 is aligned to pointer size.
4262 2001-08-19 Richard Henderson <rth@redhat.com>
4264 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4265 display markers during final schedule.
4267 2001-08-19 Richard Henderson <rth@redhat.com>
4269 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4271 2001-08-19 Richard Henderson <rth@redhat.com>
4273 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4275 (ASM_NAME_TO_STRING): Remove.
4276 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4277 in the same string. Remove support for expressions.
4279 2001-08-19 Richard Henderson <rth@redhat.com>
4281 * config/i386/i386.md (tablejump): Make an expander; handle
4282 pic relative addressing here.
4283 (tablejump_1): Rename from tablejump_pic.
4286 2001-08-19 Richard Henderson <rth@redhat.com>
4288 * regclass.c (fix_register): Fix typo.
4290 2001-08-18 Richard Henderson <rth@redhat.com>
4292 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4293 (struct _Unwind_Context): Expand br_loc to hold it.
4294 (uw_frame_state_for): Handle leaf functions better.
4295 (uw_update_reg_address): Update for br_loc change.
4297 2001-08-18 Richard Henderson <rth@redhat.com>
4299 * crtstuff.c: Move list heads before code that uses them.
4300 (__JCR_LIST__): Remove initial null.
4301 (frame_dummy, __frame_dummy): Do java registration here ...
4302 (__do_global_ctors_aux): ... not here.
4304 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4305 (__do_global_dtors_aux): Update to match.
4306 (__JCR_LIST__, __do_jv_register_classes): New.
4308 * config/ia64/crtend.asm (__JCR_END__): New.
4309 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4310 instead of an indirect LTOFF22 reloc.
4312 2001-08-18 Richard Henderson <rth@redhat.com>
4314 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4315 * regclass.c (init_reg_sets_1): Fix typo.
4316 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4317 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4318 (ia64_compute_frame_size): Make ar.unat live when in use.
4319 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4320 for ar.pfs; remove ar.unat handling.
4321 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4323 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4324 * config/ia64/ia64-protos.h: Update decls.
4325 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4326 (sibcall_pic): Likewise.
4328 2001-08-18 Richard Henderson <rth@redhat.com>
4330 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4331 pred_rel_mutex when searching for insn_group_barrier.
4332 * config/ia64/ia64.md (cycle_display): Combine the expander
4335 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4336 bit before asm as needed.
4338 2001-08-18 Richard Henderson <rth@redhat.com>
4340 * timevar.def (TV_MACH_DEP): New.
4341 * toplev.c (rest_of_compilation): Use it.
4342 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4344 2001-08-18 Zack Weinberg <zackw@panix.com>
4346 * unwind-dw2.c (execute_stack_op): Add default aborts to
4347 the inner switches to prevent warnings.
4349 2001-08-18 Richard Henderson <rth@redhat.com>
4351 * timevar.h (struct timevar_time_def): Change element type to float.
4352 (ticks_to_msec, clocks_to_msec): Likewise.
4353 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4354 (get_time): Likewise.
4355 (timevar_print): Adjust zero check and printing to match.
4357 2001-08-18 Zack Weinberg <zackw@panix.com>
4359 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4360 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4361 Eliminate overfull or underfull hboxes.
4363 2001-08-18 Zack Weinberg <zackw@panix.com>
4365 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4367 2001-08-18 Zack Weinberg <zackw@panix.com>
4369 * haifa-sched.c: Convert to target hooks. Macros replaced
4370 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4371 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4372 MD_SCHED_FINISH, and HAVE_cycle_display.
4373 * target-def.h (TARGET_SCHED_ADJUST_COST,
4374 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4375 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4376 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4377 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4378 New hook #defines to be overridden.
4379 (TARGET_SCHED): Bring them all together.
4380 (TARGET_INITIALIZER): Update.
4381 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4382 instead of 'struct rtx_def *' throughout.
4383 (struct sched): New set of hooks for the scheduler.
4384 * Makefile.in (haifa-sched.o): Depend on target.h.
4385 * doc/tm.texi: Document the new scheduler hooks, together in
4386 their own section, instead of scattered around.
4387 Fix a bunch of underfull/overfull hboxes.
4389 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4390 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4391 sparc.h: Don't define any of the old scheduler macros.
4393 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4394 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4395 sparc.c: Create hook functions from code extracted from
4396 corresponding target header, or make existing hooks static, as
4397 appropriate. Set the appropriate entries in targetm.
4399 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4400 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4401 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4402 Remove prototypes for functions which are now static.
4404 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4405 related gunk; the Haifa scheduler is now the only choice.
4407 2001-08-18 Zack Weinberg <zackw@panix.com>
4409 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4410 * genopinit.c: Put floating point divide insns in sdiv_optab.
4411 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4412 * config/gofast.h, config/c4x/c4x.h,
4413 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4414 config/pa/long_double.h, config/rs6000/sysv4.h,
4415 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4416 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4417 (init_optabs): Use init_optabv for overflow-trapping optabs.
4418 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4419 cmp_optab RTX codes so have_insn_for can find them.
4421 * optabs.c (expand_simple_binop, expand_simple_unop,
4422 have_insn_for, gen_sub3_insn): New interfaces.
4423 * expr.h: Prototype new functions.
4424 (enum optab_methods): Move here from optabs.h.
4426 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4427 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4428 Use new functions instead of working directly with optabs.
4429 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4430 unroll.c: Don't include optabs.h.
4431 * caller-save.c, combine.c, function.c, stmt.c: Just include
4432 insn-codes.h, not optabs.h.
4433 * Makefile.in: Update dependencies.
4435 * combine.c (make_compound_operation, simplify_comparison):
4436 Fix typos testing for this or that instruction.
4438 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4440 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4441 generating libgcc.a.
4443 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * except.c (TYPE_HASH): Delete.
4447 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4450 * tree.c (TYPE_HASH): Delete.
4452 * tree.h (TYPE_HASH): Define.
4454 2001-08-18 Graham Stott <grahams@redhat.com>
4456 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4458 (adddi3_internal_2+2): Likewise.
4459 (eh_set_lr_di+1): Likewise.
4461 2001-08-17 Richard Henderson <rth@redhat.com>
4463 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4464 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4465 * dwarf2asm.c: ... here.
4466 * dwarfout.c: Remove them.
4468 * varasm.c (assemble_integer): Add align parameter.
4469 (assemble_real, output_constant, output_constructor): Likewise.
4470 * output.h: Update decls.
4471 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4472 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4473 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4474 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4475 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4478 * final.c (end_final): Abort profile block generation if we
4479 havn't layed it out properly.
4480 * output.h (assemble_eh_integer): Remove stale decl.
4481 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4483 (assemble_integer): Handle unaligned data.
4484 (assemble_real): Abort on unaligned data.
4485 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4487 (default_dtor_section_asm_out_destructor): Use assemble_align.
4488 (default_named_section_asm_out_constructor): Likewise.
4489 (default_ctor_section_asm_out_constructor): Likewise.
4490 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4491 (machopic_asm_out_destructor): Likewise.
4492 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4493 (nextstep_asm_out_destructor): Likewise.
4494 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4495 (vms_asm_out_destructor): Likewise.
4497 2001-08-17 Richard Henderson <rth@redhat.com>
4499 * config/mips/iris6.h (TARGET_IRIX6): New.
4500 (current_section_name, current_section_flags): New.
4501 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4502 (MAX_OFILE_ALIGNMENT): New.
4503 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4504 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4505 (copy_file_data): Split out from
4506 (mips_asm_file_end): ... here.
4507 (mips_asm_file_start): Remove extra .section directive. Use
4508 tmpfile instead of mips_make_temp_file.
4509 (mips_unique_section): Use const char * as needed for warnings.
4510 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4511 re-add align parameter.
4512 (iris6_asm_named_section): New.
4513 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4514 (iris6_asm_output_align, iris6_section_align_1): New.
4515 (iris6_asm_file_start, iris6_asm_file_end): New.
4516 * config/mips/mips-protos.h: Update decls.
4518 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4520 * doc/install.texi (Install GCC): Add links to build status pages.
4522 (Final install): Ditto; request updates for specific info
4524 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4526 * cpperror.c (print_location): Don't take a file name; use the
4528 (_cpp_begin_message): Similarly.
4529 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4530 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4531 (cpp_pedwarn_with_file_and_line): Remove.
4532 * cppfiles.c (stack_include_file): Update; set filename to stdin
4533 here when appropriate.
4534 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4535 (_cpp_begin_message): Don't take a file name.
4536 * cppinit.c: Add comment.
4537 * cpplex.c: Fix end-of-directive indicator.
4538 * cpplib.c: Don't include intl.h.
4539 (run_directive, do_diagnostic): Update.
4540 (do_line): Update to not use nominal_fname.
4541 (cpp_push_buffer): Don't take a filename.
4542 * cpplib.h (struct ht): Remove.
4543 (cpp_push_buffer): Don't take a filename.
4544 (cpp_pedwarn_with_file_and_line): Remove.
4545 * cppmacro.c (struct cpp_macro): Remove file.
4546 (builtin_macro): Update.
4547 (_cpp_create_definition): Update.
4548 * cppmain.c: Correct comment.
4549 * fix-header.c (read_scan_file): Update.
4551 2001-08-17 Kazu Hirata <kazu@hxi.com>
4553 * sbitmap.c: Fix comment formatting.
4554 * sched-deps.c: Likewise.
4555 * sibcall.c: Likewise.
4556 * simplify-rtx.c: Likewise.
4558 * ssa-ccp.c: Likewise.
4559 * stor-layout.c: Likewise.
4560 * timevar.c: Likewise.
4561 * toplev.c: Likewise.
4562 * unwind-dw2.c: Likewise.
4563 * unwind-dw2-fde.c: Likewise.
4564 * varasm.c: Likewise.
4566 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4568 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4569 or larger than an integer in memory.
4571 2001-08-17 Zack Weinberg <zackw@panix.com>
4573 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4574 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4575 * rtl.h: Don't forward-declare union tree_node here. Don't
4576 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4577 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4578 and tree respectively.
4579 * tree.h: Don't forward-declare struct rtx_def here. Don't
4580 typedef tree here. Change all uses of struct rtx_def *,
4581 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4582 and tree respectively.
4584 2001-08-17 Richard Henderson <rth@redhat.com>
4586 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4587 config/mips/openbsd.h: Fix typos last change.
4589 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4591 * doc/invoke.texi (Optimize Options): The default for
4592 -finline-limit is 600.
4594 2001-08-17 Richard Henderson <rth@redhat.com>
4596 * varasm.c (text_section): Allow TEXT_SECTION to override the
4597 printing of TEXT_SECTION_ASM_OP.
4598 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4599 (DATA_SECTION, BSS_SECTION): Remove.
4600 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4601 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4602 Rename from s/_NAME//.
4603 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4604 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4605 (TEXT_SECTION): ... here. New.
4606 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4607 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4608 * config/mips/openbsd.h: Likewise.
4609 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4610 (mips_asm_file_end): Likewise test.
4611 (mips_output_function_epilogue): Likewise. Switch back to data
4612 section after emitting the function.
4614 * doc/tm.texi (Sections): Document TEXT_SECTION.
4616 2001-08-17 Richard Henderson <rth@redhat.com>
4618 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4619 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4621 2001-08-17 Richard Henderson <rth@redhat.com>
4623 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4624 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4625 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4626 Add aligned attribute.
4628 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4630 * config/sh/sh.md: Add modes to unspecs in first insn to match
4631 those in the second.
4633 * Makefile.in: Fix collect2 copy for Cygwin.
4635 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4637 Install the proper patch.
4638 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4639 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4640 (expand_function_start): Likewise.
4641 * stmt.c (expand_decl): Likewise.
4642 * varasm.c (make_decl_rtx): Likewise.
4644 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4646 * final.c: Undo my previous accidental checkin.
4647 * output.h: Likewise.
4648 * tm.texi: Likewise.
4650 2001-08-16 Richard Henderson <rth@redhat.com>
4652 * varasm.c (named_section_flags): Remove align parameter.
4653 * varasm.c, dwarf2out.c: Update all callers.
4654 * output.h: Update prototypes.
4656 * target.h (target.asm_out.named_section): Remove align parameter.
4657 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4658 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4659 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4660 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4661 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4663 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4664 (get_named_section_flags, set_named_section_flags): New.
4665 (named_section_flags): Use them.
4666 (named_section): Do decl vs section flags check here...
4667 (default_section_type_flags): ... not here.
4668 (init_varasm_once): Create in_named_htab.
4669 (resolve_unique_section): Mark reloc unused.
4671 2001-08-16 Richard Henderson <rth@redhat.com>
4673 * varasm.c (force_const_mem): Keep pool alignment in bits.
4674 (output_constant_pool): Use assemble_align.
4676 2001-08-16 Zack Weinberg <zackw@panix.com>
4678 * doc/tm.texi: Remove extra @table command.
4680 2001-08-16 Zack Weinberg <zackw@panix.com>
4682 * final.c (shorten_branches): Clear the end of the label_align
4683 array only if we made it larger. Break up messy expressions
4686 * diagnostic.c (internal_error): Check for error recursion
4687 before doing ICE suppression.
4689 * timevar.c: Timing variables now count in milliseconds.
4690 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4691 (get_time): Not here.
4692 (timevar_print): Don't print any timer whose user, cpu, and
4693 wall times are all zero as displayed.
4694 * timevar.h: Update comment aboout units. Make timevar
4697 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4699 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4700 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4701 (expand_function_start): Likewise.
4702 * stmt.c (expand_decl): Likewise.
4703 * varasm.c (make_decl_rtx): Likewise.
4705 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4707 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4708 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4710 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4712 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4715 2001-08-16 Andreas Jaeger <aj@suse.de>
4717 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4720 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4722 * rtl.h (only_sets_cc0_p): New prototype.
4723 * jump.c (sets_cc0_p): Handle INSN.
4724 (only_sets_cc0_p): New function.
4725 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4726 (tidy_fallthru_edge): Likewise.
4727 * integrate.c (copy_insn_list): Likewise.
4728 * unroll.c (unroll_loop): Likewise.
4729 (copy_loop_body): Likewise.
4731 2001-08-15 Jason Eckhardt <jle@redhat.com>
4733 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4735 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4737 * predict.c (struct block_info_def): Remove nvisited.
4738 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4739 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4741 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4742 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4745 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4747 * predict.def: Update hitrates.
4749 2001-08-15 Richard Henderson <rth@redhat.com>
4751 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4753 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4755 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4756 note from its associated jump.
4758 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4760 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4761 also on 64-bit s390x targets.
4763 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4765 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4767 (arm_expand_prologue): Handled nested functions which take a
4768 variable argument list.
4769 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4770 macro with an invocation of
4771 arm_compute_initial_elimination_offset.
4772 * config/arm/arm-protos.h: Prototype
4773 arm_compute_initial_elimination_offset.
4775 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4777 * doc/install.texi (Specific, avr): Fix markup.
4778 (Specific, c4x): Ditto.
4780 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4782 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4784 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4786 * Makefile.in (OBJS): Add rtl-error.o
4787 (rtl-error.o): New rule.
4788 (diagnostic.o): Adjust dependency.
4789 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4790 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4791 warning_for_asm): Move to...
4792 rtl-error.c: ...here. New file.
4794 2001-08-14 Richard Henderson <rth@redhat.com>
4796 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4797 if USING_SJLJ_EXCEPTIONS.
4799 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4801 * tlink.c (scan_linker_output): Check string for unsatisfied in
4802 addition to undefined and unresolved.
4804 2001-08-14 Graham Stott <grahams@redhat.com>
4806 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4807 EH_FRAME_SECTION_NAME.
4809 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4811 * genattrtab.c (simplify_test_exp_in_temp): New function.
4812 (simplify_test_exp): Avoid explicit use of temporary obstack.
4813 (simplify_cond, insert_right_side, evaluate_eq_attr,
4814 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4815 Use simplify_test_exp_in_temp.
4816 (optimize_attrs): Iterate until expression stabilizes.
4818 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4820 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4821 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4823 2001-08-13 Richard Henderson <rth@redhat.com>
4825 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4826 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4827 * config/arm/conix-elf.h: Likewise.
4829 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4831 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4833 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4835 * gcse.c (hash_scan_set): Expressions that are set as part of
4836 jump instructions are not available.
4838 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4840 * config/s390/s390.c (print_operand, s390_function_prologue,
4841 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4843 2001-08-13 Richard Henderson <rth@redhat.com>
4845 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4846 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4847 * doc/tm.texi (Exception Region Output): Document it.
4849 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4851 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4852 DWARF2 instead of stabs by default.
4854 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4856 * config/rs6000/rs6000.c: Include optabs.h.
4858 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4860 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4861 save/restore routines.
4862 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4864 2001-08-13 Andreas Jaeger <aj@suse.de>
4866 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4867 the english is correct.
4869 2001-08-13 Zack Weinberg <zackw@panix.com>
4871 * expr.h: Split out optab- and libfunc-related code to...
4872 * optabs.h, libfuncs.h: ... these new headers.
4874 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4876 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4878 * mkconfig.sh: Don't include insn-codes.h from config.h.
4880 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4881 enum insn_code is available. Move reload_in_optab and
4882 reload_out_optab array declarations to optabs.h.
4883 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4884 there, prototype in expr.h.
4885 * gencodes.c: Cleanup: zap global variables, don't use
4886 printf where puts will do, don't bother defining MAX_INSN_CODE
4887 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4889 * genemit.c, genopinit.c: Include optabs.h in generated file.
4890 * genoutput.c: Include insn-codes.h in generated file.
4891 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4892 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4893 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4894 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4895 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4896 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4898 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4899 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4900 config/m88k/m88k.c, config/sparc/sparc.c:
4902 * reload.c: Include expr.h and optabs.h before reload.h.
4903 * config/alpha/alpha.c: Include tree.h before reload.h.
4904 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4905 and reload.h in that order.
4906 * config/sparc/sparc.c: Include debug.h.
4907 * recog.c: Include insn-codes.h.
4909 2001-08-13 Andreas Jaeger <aj@suse.de>
4911 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4914 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4916 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4917 * gcc.c (init_spec): Fix typo in comment.
4918 * varasm.c (data_section): Fix typo in comment.
4920 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4922 * predict.c (dump_prediction): New argument "USED".
4923 (combine_predictions_for_insn): Determine the used heuristics,
4924 output the case no heuristic applied.
4925 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4927 2001-08-13 Andreas Jaeger <aj@suse.de>
4929 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4932 2001-08-13 Kazu Hirata <kazu@hxi.com>
4934 * jump.c: Fix formatting.
4936 2001-08-13 Kazu Hirata <kazu@hxi.com>
4938 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4941 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4943 * loop.c (check_dbra_loop): Use condjump_label to compute
4946 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4947 to better document the files they're in.
4949 2001-08-12 Zack Weinberg <zackw@panix.com>
4951 * recog.h (struct insn_operand_data): Shrink 'mode' field
4954 2001-08-12 Kazu Hirata <kazu@hxi.com>
4956 * gcc.c: Fix comment formatting.
4957 * gccspec.c: Likewise.
4960 * genemit.c: Likewise.
4961 * gengenrtl.c: Likewise.
4962 * genrecog.c: Likewise.
4963 * gensupport.c: Likewise.
4964 * ggc-page.c: Likewise.
4965 * global.c: Likewise.
4966 * graph.c: Likewise.
4967 * ifcvt.c: Likewise.
4968 * integrate.c: Likewise.
4970 * libgcc2.c: Likewise.
4972 * mbchar.c: Likewise.
4973 * optabs.c: Likewise.
4974 * predict.c: Likewise.
4975 * prefix.c: Likewise.
4976 * profile.c: Likewise.
4977 * protoize.c: Likewise.
4979 * recog.c: Likewise.
4980 * regclass.c: Likewise.
4981 * regmove.c: Likewise.
4982 * reg-stack.c: Likewise.
4983 * reload1.c: Likewise.
4984 * resource.c: Likewise.
4985 * rtlanal.c: Likewise.
4988 2001-08-12 Kazu Hirata <kazu@hxi.com>
4990 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4991 a tree representing a constant is passed to the macro.
4993 2001-08-12 Richard Henderson <rth@redhat.com>
4995 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4996 (rs6000_elf_asm_out_destructor): New.
4997 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4998 (DTORS_SECTION_ASM_OP): Remove.
4999 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5000 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5002 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5005 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5006 * gcc.c (set_collect_gcc_options): New function, split out from
5008 Ignore elided switches.
5009 (do_spec_1): Invoke before executing command.
5010 (set_input): Export.
5011 Move declaration ...
5012 * gcc.h (set_input): ... here.
5013 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5016 2001-08-12 Richard Henderson <rth@redhat.com>
5018 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5019 thinko wrt TARGET_RELOCATABLE.
5021 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5023 * fix-header.c (cb_file_change): Update prototype.
5025 2001-08-11 Zack Weinberg <zackw@panix.com>
5027 * toplev.c (set_float_handler): Make static.
5028 * toplev.h: Don't prototype set_float_handler.
5030 * simplify-rtx.c: Don't include setjmp.h.
5031 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5033 (simplify_unary_operation, simplify_binary_operation): Use them,
5034 via do_float_handler.
5036 * fold-const.c: Don't include setjmp.h.
5037 (exact_real_inverse_1): New function.
5038 (exact_real_inverse): Use it, via do_float_handler.
5040 * varasm.c: Don't include setjmp.h.
5041 (assemble_real_1): New function.
5042 (assemble_real): Use it, via do_float_handler.
5043 Call internal_error if we get a trap here.
5045 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5046 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5048 2001-08-11 Zack Weinberg <zackw@panix.com>
5050 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5051 STACK_BOUNDARY if not already defined.
5053 * calls.c, function.c, reload1.c, explow.c: Don't default
5054 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5055 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5057 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5060 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5061 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5063 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5065 * cppmacro.c (enter_macro_context): Push macro expansions even
5068 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5070 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5071 (rs6000_elf_section_type_flags): Actually return a value.
5073 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5075 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5076 Clean up code: add missing comments and prototypes, fix warnings,
5077 remove obsolete code, fix spacing to conform to coding style.
5079 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5081 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5082 and TARGET_ASM_CLOSE_PAREN.
5083 (regclass_map): CC register belongs to class NO_REGS.
5084 (legitimize_pic_address): Don't generate unnecessary moves
5085 (to avoid confusing loop optimization).
5086 (check_and_change_labels): Replace jump_long by indirect_jump.
5087 (s390_final_chunkify): Don't start a new literal pool on section
5088 switch in 64-bit code.
5089 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5091 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5092 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5093 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5095 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5096 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5097 (CONST_COSTS): Fixed incorrect costs.
5099 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5100 Use emit_jump instead of emit_jump_insn (gen_jump).
5101 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5102 (to avoid confusing flow analysis).
5103 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5104 (casesi, casesi_jump): New.
5105 (jump_long): Removed. Functionality merged into indirect_jump.
5106 (indirect_jump): Accept address_operand, not just register_operand.
5107 (cjump_long, icjump_long): Use same logic as indirect_jump.
5108 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5109 Fixed broken setjmp/longjmp handling.
5110 (do_builtin_setjmp_setup): Removed.
5112 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5113 broken GNU as versions that don't accept .quad with large
5114 negative values. Use hexadecimal output instead.
5115 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5116 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5117 FUNCTION_EPILOGUE): Removed. Now in targetm.
5119 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5121 * config/s390/fixdfdi.h: Add missing copyright statement.
5122 Fix type conflicts on 64-bit. Add missing SFmode routines.
5124 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5127 2001-08-11 Richard Henderson <rth@redhat.com>
5129 * rtl.h (REG_EH_RETHROW): Remove.
5130 * rtl.c (reg_note_name): Update.
5131 * combine.c (distribute_notes): Don't check for it.
5133 2001-08-11 Richard Henderson <rth@redhat.com>
5135 * combine.c (distribute_notes): Place REG_SETJMP.
5137 2001-08-11 Richard Henderson <rth@redhat.com>
5139 * doc/extend.texi (Arrays and pointers implementation): Discourage
5140 relying on sign-extension of pointers.
5142 2001-08-11 H.J. Lu <hjl@gnu.org>
5144 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5146 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5147 RDATA_SECTION_ASM_OP.
5149 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5151 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5152 main manual to work both for info and HTML versions.
5154 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5155 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5157 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5158 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5159 (struct cpp_pool): New member first.
5160 * cppinit.c (append_include_chain): Plug memory leaks.
5161 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5162 Allocate pragma structures from the (aligned) macro pool to
5163 avoid leaking memory.
5164 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5165 so we don't leak memory.
5166 * hashtable.c (ht_destroy): New.
5167 * hashtable.h (ht_destroy): New.
5169 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5170 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5172 * c-lex.c (map): Make const.
5173 (cb_file_change): Update for callback passing a line map.
5174 Don't assume we have a previous map. Remove sanity check
5175 about popping too many files.
5176 * cpperror.c (print_location): Make map const.
5177 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5178 (cpp_make_system_header): Similarly.
5179 (search_from): Similarly.
5180 (_cpp_execute_include): Don't remember where we came from.
5181 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5182 (struct cpp_reader): Make map const.
5183 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5184 * cpplib.c (do_line): Update; line maps now hold sysp.
5185 (cpp_push_buffer): Similarly.
5186 (_cpp_do_file_change): Similarly; callback with map instead.
5187 (cpp_get_line_maps): Constify return value.
5188 (_cpp_pop_buffer): Update.
5189 * cpplib.h (struct cpp_file_change): Remove.
5190 (struct cpp_callbacks): Update.
5191 (cpp_get_line_maps): Constify return value.
5192 * cppmacro.c (_cpp_create_definition): Update.
5193 * cppmain.c (struct printer): Constify map.
5194 (maybe_print_line): Similarly.
5195 (print_line): Similarly. Deduce flags 1 and 2 here.
5196 (cb_file_change): Update.
5197 * line-map.c (free_line_maps): Warn regardless.
5198 (add_line_map): Return pointer to const. When passed NULL to_file
5199 with LC_LEAVE, use the obvious values for the return point so the
5200 caller doesn't have to figure them out.
5201 (lookup_line): Return pointer to const.
5202 (print_containing_files): Take pointer to const.
5203 * line-map.h (struct line_map): New members reason, sysp.
5204 (add_line_map): Return pointer to const.
5205 (lookup_line): Similarly.
5206 (print_containing_files): Take pointer to const.
5208 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5209 Richard Henderson <rth@redhat.com>
5211 * regmove.c (regmove_optimize): Avoid setting a register twice in
5214 2001-08-10 Richard Henderson <rth@redhat.com>
5216 * doc/extend.texi (Arrays and pointers implementation): Document
5217 behavior of pointer/integer conversion.
5219 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5221 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5223 2001-08-10 Richard Henderson <rth@redhat.com>
5225 * doc/extend.texi (C Implementation): New chapter.
5226 * doc/gcc.texi (Top): Link it in.
5228 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5230 * doc/install.texi (Specific): Fix CVS merge botch.
5232 2001-08-10 Richard Henderson <rth@redhat.com>
5234 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5235 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5237 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5239 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5240 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5241 this macro is now required.
5243 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5244 loop.c (find_and_verify_loops), reload.c (reload): Check
5245 for rtx code of CALL_INSN, not CALL, when deciding if we
5246 need to check for REG_SETJMP note.
5248 * gcse.c (compute_hash_table, compute_store_table): Update
5249 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5252 * config/avr/avr.c: Fix typo.
5253 * config/convex/convex.c (expand_movstr): Use adjust_address.
5254 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5256 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5257 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5259 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5260 Do define STACK_BOUNDARY.
5261 * config/i370/i370.c: Include expr.h.
5262 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5263 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5264 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5265 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5266 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5267 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5268 * config/romp/romp.c: Include expr.h after tree.h.
5270 (output_fpop): Use xmalloc, not oballoc.
5271 * config/we32k/we32k.c: Include expr.h.
5273 2001-08-10 Kazu Hirata <kazu@hxi.com>
5275 * config/h8300/h8300.h: Fix formatting.
5277 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5279 * c-common.h (RETURN_NULLIFIED_P): Lose.
5280 * c-semantics.c (genrtl_return_stmt): Don't check it.
5282 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5284 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5285 (mips_annotate_frame_insn): New function.
5286 (mips_emit_frame_related_store): New function.
5287 (save_restore_insns): Don't mark instructions that set up the base
5288 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5289 the store instructions instead.
5290 (mips_expand_prologue): If the stack size is moved into a temporary
5291 register, do not mark that move as frame-related. Add a
5292 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5294 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5296 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5297 stack slot as unchanging if current_function_calls_eh_return.
5299 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5301 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5302 access the second half of the TFmode scratch operand.
5304 2001-08-10 Anthony Green <green@redhat.com>
5306 * java/class.c (emit_register_classes): Conditionalize code on
5309 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5311 * doc/install.texi (Specific, avr): Fix cross-reference to the
5312 main manual to work both for info and HTML versions.
5314 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5316 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5317 and "use_goto" argument.
5318 (expand_null_return, expand_value_return): Update all callers.
5319 * function.c (expand_function_end): Remove code to generate simple
5321 * config/vax/vax.md (epilogue): New expander for function return.
5322 * doc/md.texi (epilogue): Remove "if defined".
5324 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5326 * Makefile.in: Partially revert my previous change:
5327 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5328 of the hashtab.o and safe-ctype.o rules.
5330 2001-08-09 Richard Henderson <rth@redhat.com>
5332 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5333 (USE_COLLECT2): Remove duplicate definition.
5334 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5335 (use_collect2): Remove dead code.
5336 * configure.in (use_collect2): Remove will_use_collect2 and
5337 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5338 * configure: Rebuild.
5340 * target.h (targetm.asm_out.constructor): New.
5341 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5342 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5343 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5344 * varasm.c (in_ctors, in_dtors): New.
5345 (assemble_constructor, assemble_destructor): Remove.
5346 (default_stabs_asm_out_destructor): New.
5347 (default_named_section_asm_out_destructor): New.
5348 (dtors_section, default_dtor_section_asm_out_destructor): New.
5349 (default_stabs_asm_out_constructor): New.
5350 (default_named_section_asm_out_constructor): New.
5351 (ctors_section, default_ctor_section_asm_out_constructor): New.
5352 * output.h: Update declarations.
5353 * c-decl.c (c_expand_body): Use target hooks instead of
5354 assemble_constructor and assemble_destructor.
5355 * profile.c (output_func_start_profiler): Likewise.
5356 * objc/objc-act.c (finish_objc): Likewise.
5357 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5358 for the constructor.
5359 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5361 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5362 (DTORS_SECTION_ASM_OP): Likewise.
5363 (__CTOR_LIST__): Use attribute section when possible.
5364 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5366 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5367 ASM_OUTPUT_CONSTRUCTOR.
5369 * config/darwin.c (machopic_asm_out_constructor): New.
5370 (machopic_asm_out_destructor): New.
5371 * config/darwin-protos.h: Update declarations.
5372 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5373 (ASM_OUTPUT_DESTRUCTOR): Remove.
5374 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5375 * config/nextstep.c (nextstep_asm_out_constructor): New.
5376 (nextstep_asm_out_destructor): New.
5377 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5378 (ASM_OUTPUT_DESTRUCTOR): Remove.
5379 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5380 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5381 ASM_OUTPUT_*STRUCTOR.
5382 * config/i386/aix386ng.h: Likewise.
5384 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5385 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5386 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5387 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5388 * config/lynx.h: Likewise.
5389 * config/netware.h: Likewise.
5390 * config/psos.h: Likewise.
5391 * config/alpha/alpha-interix.h: Likewise.
5392 * config/alpha/elf.h: Likewise.
5393 * config/arc/arc.h: Likewise.
5394 * config/arm/aof.h: Likewise.
5395 * config/arm/coff.h: Likewise.
5396 * config/arm/elf.h: Likewise.
5397 * config/c4x/c4x.h: Likewise.
5398 * config/h8300/h8300.h: Likewise.
5399 * config/i386/cygwin.h: Likewise.
5400 * config/i386/djgpp.h: Likewise.
5401 * config/i386/i386-coff.h: Likewise.
5402 * config/i386/i386-interix.h: Likewise.
5403 * config/i386/sco5.h: Likewise.
5404 * config/i386/vsta.h: Likewise.
5405 * config/i386/win32.h: Likewise.
5406 * config/i960/i960-coff.h: Likewise.
5407 * config/ia64/sysv4.h: Likewise.
5408 * config/m68hc11/m68hc11.h: Likewise.
5409 * config/m68k/coff.h: Likewise.
5410 * config/m68k/mot3300.h: Likewise.
5411 * config/m88k/m88k.h: Likewise.
5412 * config/mcore/mcore-pe.h: Likewise.
5413 * config/mcore/mcore.h: Likewise.
5414 * config/mips/elf.h: Likewise.
5415 * config/mips/elf64.h: Likewise.
5416 * config/mips/iris6.h: Likewise.
5417 * config/pa/pa64-hpux.h: Likewise.
5418 * config/rs6000/sysv4.h: Likewise.
5419 * config/sh/sh.h: Likewise.
5420 * config/sparc/litecoff.h: Likewise.
5422 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5423 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5424 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5425 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5426 (ASM_OUTPUT_DESTRUCTOR): Remove.
5427 * config/a29k/a29k.c: Move include of tree.h.
5428 * config/a29k/udi.h: Delete file.
5429 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5430 (vms_asm_out_destructor): New.
5431 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5432 (EXTRA_SECTION_FUNCTIONS): Likewise.
5433 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5434 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5435 * config/c4x/c4x.c: Move include of tree.h.
5436 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5437 (clix_asm_out_destructor): New.
5438 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5439 (ASM_OUTPUT_DESTRUCTOR): Remove.
5440 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5441 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5442 (TARGET_ASM_CONSTRUCTOR): New.
5443 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5444 (sco_asm_out_constructor): New.
5445 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5446 * config/i386/svr3gas.h: Remove stack grows up code.
5447 Remove code duplicated from i386/sysv3.h.
5448 (TARGET_ASM_CONSTRUCTOR): New.
5449 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5450 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5451 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5452 (TARGET_ASM_CONSTRUCTOR): New.
5453 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5454 (m68hc11_asm_out_destructor): New.
5455 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5456 (TARGET_ASM_DESTRUCTOR): New.
5457 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5458 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5459 config/svr3.h pertaining to section manipulation.
5460 * config/m68k/dpx2g.h: Remove #if 0 code.
5461 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5462 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5463 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5464 (TARGET_ASM_CONSTRUCTOR): New.
5465 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5466 (m88k_svr3_asm_out_constructor): New.
5467 (m88k_svr3_asm_out_destructor): New.
5468 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5469 (ASM_OUTPUT_DESTRUCTOR): Remove.
5470 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5471 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5472 * config/rs6000/aix.h: Likewise.
5473 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5474 * config/mips/vxworks.h: Likewise.
5475 * config/rs6000/lynx.h: Likewise.
5476 * config/sh/elf.h: Likewise.
5477 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5478 (DTORS_SECTION_ASM_OP): New.
5479 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5480 (ASM_OUTPUT_DESTRUCTOR): Remove.
5481 * config/sparc/sol2-sld-64.h: Likewise.
5482 * config/vax/vax.c (vms_asm_out_constructor): New.
5483 (vms_asm_out_destructor): New.
5484 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5485 (ASM_OUTPUT_DESTRUCTOR): Remove.
5486 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5488 * doc/tm.texi (@node Initialization): Update.
5490 2001-08-09 Richard Henderson <rth@redhat.com>
5492 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5493 (__do_global_dtors_aux): Use gp-relative static data to avoid
5494 one dynamic relocation.
5495 (__do_frame_setup): Register Java classes.
5496 * config/alpha/crtend.asm (__JCR_END__): New.
5498 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5500 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5501 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5502 (GEN, STAGESTUFF): Add new files.
5503 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5504 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5505 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5506 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5507 as well as insn-codes.h and insn-flags.h in config.h; and no
5508 extra headers in tconfig.h and hconfig.h.
5510 * gencodes.c: Eliminate code to generate predicate declarations
5511 or #defines for md-file constants.
5512 * genconstants.c, genpreds.c: New files.
5514 * i386.md: Re-order guard expressions such that TARGET_64BIT
5515 comes first, when this permits better optimization. Add
5516 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5517 why this is desirable.
5519 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5521 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5522 (find_fde_for_dso): Remove.
5523 (_Unwind_IteratePhdrCallback): New.
5524 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5525 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5527 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5529 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5530 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5532 2001-08-09 Graham Stott <grahams@redhat.com>
5534 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5535 (vis_no_unit): Use it.
5536 (visualize_no_unit): Add the insn only if room exists.
5538 2001-08-09 Graham Stott <grahams@redhat.com>
5540 * predict.c (estimate_probability): Replace magic numbers with
5541 appropriate enumeration.
5543 2001-08-09 Graham Stott <grahams@redhat.com>
5545 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5547 (EXTRACT_FLAGS): Likewise.
5549 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5551 * config/mips/mips.c (mips_legitimate_address_p): Check for
5552 CONST_INT in last patch.
5554 2001-08-08 Anthony Green <green@redhat.com>
5556 * java/class.c (emit_register_classes): Use assemble_jcr if
5557 possible. Keep the original mechanism as a fallback.
5558 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5559 and weak symbol support.
5560 * crtstuff.c (__JCR_LIST__): Define.
5561 (__JCR_END__): Define.
5562 (_Jv_RegiserClasses): Define weak symbol if possible.
5563 (__do_global_ctors_aux): Register classes for ELF targets with
5564 weak symbol support.
5566 2001-08-08 Kazu Hirata <kazu@hxi.com>
5568 * dbxout.c: Fix comment formatting.
5569 * dependence.c: Likewise.
5571 * diagnostic.c: Likewise.
5572 * dominance.c: Likewise.
5573 * doprint.c: Likewise.
5574 * dwarf2out.c: Likewise.
5575 * dwarfout.c: Likewise.
5576 * emit-rtl.c: Likewise.
5577 * except.c: Likewise.
5578 * explow.c: Likewise.
5579 * expmed.c: Likewise.
5582 * fold-const.c: Likewise.
5583 * function.c: Likewise.
5585 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5587 * global.c (retry_global_alloc): Avoid shadowing allocno.
5589 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5591 * except.c (remove_fixup_regions): Fix typo.
5593 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5595 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5596 unsigned HOST_WIDE_INT to avoid warning.
5597 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5598 * flow.c (set_block_for_new_insns): Likewise.
5600 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5602 * sibcall.c (return_value_pseudo): New static variable.
5603 (skip_copy_to_return_value): Handle return_value_pseudo.
5604 (call_ends_block_p): Ensure that return_value_pseudo is set.
5605 (optimize_sibling_and_tail_recursive_call): Discover the
5606 load of pseudo return value in alternate exit block.
5608 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5610 * calls.c (ECF_ALWAYS_RETURN): New constant.
5611 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5612 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5613 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5614 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5615 * rtl.c (reg_note_name): New name.
5616 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5618 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5620 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5622 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5624 * alias.c (get_alias_set): Return a previously calculated
5625 alias set for a VAR_DECL.
5626 * function.c (gen_mem_addressof): Calculate the alias set before
5629 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5631 * predict.def: Set hitrates according our experimental run.
5633 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5635 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5637 2001-08-08 H.J. Lu <hjl@gnu.org>
5639 * config/mips/mips.c (mips_unique_section): New. Copied from
5642 * config/mips/mips-protos.h (mips_unique_section): New
5645 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5647 * config/mips/little.h: New. Generic little endian mips
5648 targets. Only mips*-*-linux* is converted to use it so far.
5650 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5651 (WCHAR_TYPE): Defined
5652 (WCHAR_TYPE_SIZE): Likewise.
5653 (INIT_SUBTARGET_OPTABS): Likewise.
5654 (BSS_SECTION_ASM_OP): Likewise.
5655 (SBSS_SECTION_ASM_OP): Likewise.
5656 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5657 (ASM_DECLARE_OBJECT_NAME): Likewise.
5658 (UNIQUE_SECTION): Likewise.
5659 (EXTRA_SECTIONS): Likewise.
5660 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5661 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5662 (ASM_OUTPUT_DEF): Likewise.
5663 (HANDLE_SYSV_PRAGMA): Removed.
5664 (NO_IMPLICIT_EXTERN_C): Likewise.
5665 (TARGET_MEM_FUNCTIONS): Likewise.
5666 (STARTFILE_SPEC): Likewise.
5667 (ENDFILE_SPEC): Likewise.
5668 (LIB_SPEC): Likewise.
5669 (INVOKE__main): Likewise.
5670 (CTOR_LIST_BEGIN): Likewise.
5671 (CTOR_LIST_END): Likewise.
5672 (DTOR_LIST_BEGIN): Likewise.
5673 (DTOR_LIST_END): Likewise.
5674 (SET_ASM_OP): Likewise.
5675 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5676 (ASM_OUTPUT_DEF): Likewise.
5677 (ASM_OUTPUT_IDENT): Likewise.
5679 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5680 (CPLUSPLUS_CPP_SPEC): Likewise.
5681 (ASM_APP_ON) Redefine only if not defined.
5682 (ASM_APP_OFF): Likewise.
5683 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5684 (ASM_OUTPUT_IDENT): Likewise.
5686 * config.gcc: Update tm_file for Linux/mips.
5688 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5690 * cselib.c (cselib_record_sets): If insn is predicated, turn
5691 sources into IF_THEN_ELSEs.
5693 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5694 Turn into define_insn_and_split.
5696 * sched-deps.c: Include "cselib.h".
5697 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5698 Use cselib to turn memory addresses into VALUEs.
5699 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5700 * sched-int.h (struct sched_info): New member USE_CSELIB.
5701 * sched-ebb.c (ebb_sched_info): Initialize it.
5702 * sched-rgn.c (rgn_sched_info): Likewise.
5703 * Makefile.in (sched-deps.o): Update dependencies.
5705 * cselib.h (cselib_subst_to_values): Declare.
5706 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5707 that have no value and autoincs to be handled by generating a new
5710 2001-08-08 Graham Stott <grahams@redhat.com>
5712 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5713 within fixed length SEQUENCE.
5715 2001-08-08 Graham Stott <grahams@redhat.com>
5717 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5718 (diagnostic_prefixing_rule): Likewise.
5719 (diagnostic_line_cutoff): Likewise.
5720 (diagnostic_kind_count): Likewise.
5722 2001-08-08 Graham Stott <grahams@redhat.com>
5724 * alias.c (find_base_decl): Delete redundent assignment.
5726 2001-08-08 Graham Stott <grahams@redhat.com>
5728 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5729 (abs): Uppercase and paranthesize macro parameter.
5730 (MEM_DEPENDENCY): Add whitespace.
5732 2001-08-08 Graham Stott <grahams@redhat.com>
5734 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5735 failure check for CONST_INT
5737 2001-08-08 Graham Stott <grahams@redhat.com>
5739 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5740 (libcall_dead_p): Likewise.
5742 (mark_used_regs): Constify fmt.
5743 (find_use_as_address): Likewise.
5745 2001-08-08 Graham Stott <grahams@redhat.com>
5747 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5750 2001-08-08 Graham Stott <grahams@redhat.com>
5752 * combine.c (combine_simplify_rtx): Update comment and
5753 remove erroneous test.
5755 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5757 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5758 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5759 take care to avoid multiple no-newline at EOF warnings in that
5762 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5764 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5765 (emit_library_call_value_1): Likewise.
5766 (emit_call_1): Emit REG_SETJMP note.
5767 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5769 * cselib.c (cselib_process_insn): Likewise.
5770 * flow.c (propagate_block): Likewise.
5771 * loop.c (find_and_verify_loops): Likewise.
5772 * reload.c (find_equiv_regs): Likewise.
5773 * reload1.c (reload): Likewise.
5774 * resource.c (mark_referenced_resources,
5775 mark_set_resources): Likewise.
5776 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5777 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5778 * haifa-sched.c (unlink_other_notes): Likewise.
5779 (reemit_notes): Likewise.
5780 * sched-ebb.c (sched_ebb): Likewise.
5781 * sched-rgc.c (sched_region): Likewise.
5782 * rtl.c (note_insn_name): Likewise.
5783 (reg_note_name): Add REG_SETJMP
5784 * rtl.h (reg_note): Add REG_SETJMP.
5785 (insn_note): Remove NOTE_INSN_SETJMP.
5787 * profile.c (branch_prob): Add fake edges for setjmp.
5789 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5791 * config.gcc: Quote target_cpu_default2 correctly for
5792 powerpc*-*-* targets.
5794 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5796 * cpplib.h, line-map.h: Update comments.
5797 * cppmain.c (printer_init): Move inline.
5798 (maybe_print_line, print_line): Take a map pointer.
5799 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5800 (cb_file_change): Don't use prior value of print.map.
5802 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5804 * doc/install.texi: Document fine-grained multilib configuration.
5806 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5808 * rtlanal.c (find_first_parameter_load): Call note_stores
5809 only on the instructions.
5811 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5813 * alias.c (nonlocal_mentioned_p):
5814 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5815 * calls.c (emit_call_1): Likewise.
5816 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5817 * cselib.c (cselib_process_insn): Likewise.
5818 * df.c (df_insns_modify): Likewise.
5819 * flow.c (need_fake_edge_p): Likewise.
5820 (propagate_one_insn): Likewise.
5821 * haifa-sched.c (reemit_notes): Likewise.
5822 * integrate.c (copy_insn_list): Likewise.
5823 * jump.c (delete_prior_computation): Likewise.
5824 * local-alloc.c (validate_equiv_mem): Likewise.
5825 * loop.c (scan_loop): Likewise.
5826 * predict.c (estimate_probability): Likewise.
5827 * reload.c (reload): Likewise.
5828 * sched-deps (sched_analyze): Likewise.
5829 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5830 * gcse.c (compute_hash_table): Likewise.
5831 (mark_call): Likewise.
5832 (store_killed_in_insn): Likewise.
5834 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5836 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5838 2001-08-06 Richard Henderson <rth@redhat.com>
5840 * varasm.c (assemble_gc_entry): Remove.
5841 * output.h: Likewise.
5843 2001-08-06 Richard Henderson <rth@redhat.com>
5845 * varasm.c (assemble_constructor): Take a symbol_ref and a
5846 priority instead of a bare string. Move priority handling
5847 here from cp/decl2.c.
5848 * output.h: Update decls.
5850 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5851 and assemble_destructor.
5852 * profile.c (output_func_start_profiler): Likewise.
5853 * objc/objc-act.c (finish_objc): Likewise.
5854 (build_module_descriptor): Return the symbol not the symbol name.
5856 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5858 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5859 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5860 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5861 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5862 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5863 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5865 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5867 * cpperror.c (print_containing_files): Moved to line-map.c.
5868 (print_location): line-map.c handles re-listing or otherwise.
5869 * cpphash.h (struct lexer_state): Remove next_bol.
5870 (struct cpp_buffer): Remove include_stack_listed.
5871 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5872 Remove faked buffer handling.
5873 (_cpp_do_file_change): Tweak.
5874 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5875 * cppmain.c (struct printer): Remove filename.
5876 (print_line, cb_file_change): Update accordingly.
5877 * line-map.c: Include intl.h.
5878 (init_line_maps): Initialize last_listed.
5879 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5880 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5881 (print_containing_files): New.
5882 * line-map.h (struct line_maps): New member last_listed.
5883 (print_containing_files, INCLUDED_FROM): New.
5884 * Makefile.in: Update.
5885 * po/POTFILES.in: Add line-map.c.
5887 2001-08-06 Richard Henderson <rth@redhat.com>
5889 * except.c (convert_from_eh_region_ranges_1): Never mark
5890 USE or CLOBBER insns as throwing.
5892 * expr.c (store_constructor): Don't clobber memory targets.
5894 2001-08-06 Andreas Jaeger <aj@suse.de>
5896 * profile.c (branch_prob): Remove unused variable insn.
5898 * Makefile.in (local-alloc.o): Add dependency on except.h.
5900 * local-alloc.c: Include except.h for can_throw_internal prototype.
5902 2001-08-06 Richard Henderson <rth@redhat.com>
5904 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5905 * function.c (expand_main_function): Implement it.
5906 * doc/tm.texi: Document it.
5908 2001-08-06 Stan Shebs <shebs@apple.com>
5910 * doc/install.texi: Document powerpc-*-darwin* details.
5912 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5914 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5915 (ASM_CPU_SPEC): Move back to rs6000.h
5916 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5918 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5920 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5923 * config/rs6000/linux64.h: Ditto.
5925 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5926 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5929 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5930 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5932 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5935 2001-08-05 Richard Henderson <rth@redhat.com>
5937 * local-alloc.c (update_equiv_regs): Do not move insns that
5940 2001-08-05 Jan Hubicka <jh@suse.cz>
5942 * Makefile.in (reload1.o): Add dedendancy on except.h
5943 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5945 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5946 indicating wehther edges has been cleaned up.
5947 * reload1.c: Inlucde except.h
5948 (fixup_abnormal_edges): Accept deleted insns.
5949 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5952 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5954 * cpplib.c (do_line): Correct line number after pop_buffer.
5956 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5958 PR preprocessor/3824
5959 * line-map.c: Update comments.
5960 * line-map.h: Update comments.
5961 * tradcif.y: Don't consider large numbers unsigned.
5963 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5965 PR preprocessor/3081
5966 * c-lex.c (map): New.
5967 (cb_file_change): Update map and use it.
5968 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5969 (c_lex): Update to use map.
5970 * cpperror.c (print_location): Move to using logical line numbers.
5971 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5972 (cpp_make_system_header): Similarly.
5973 (_cpp_execute_include): Stop line numbering hacks. Store the
5974 line we will return to.
5975 * cpphash.h (CPP_BUF_LINE): Remove.
5976 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5977 Add map and return_to_line.
5978 (_cpp_do_file_change): Update.
5979 * cppinit.c (cpp_start_read): Update line kludge.
5980 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5981 (trigraph_ok): Use logical line numbers for diagnostics.
5982 (skip_block_comment): Likewise.
5983 (skip_whitespace): Likewise.
5984 (skip_line_comment): Use pfile->line instead.
5985 (_cpp_lex_token): Update to use logical line numbering exclusively.
5986 Handle BOL locally. Accept new lines in directives, but keep
5987 pfile->line decremented. Diagnostics use logical lines. Update
5989 * cpplib.c (SEEN_EOL): New.
5990 (skip_rest_of_line, check_eol): Use it.
5991 (end_directive): Increase line number when accepting the newline
5992 at the end of a directive.
5993 (run_directive): Simplify.
5994 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5995 (_cpp_do_file_change): Update to take buffer line number as an
5996 argument, and store the current map in the cpp_reader. Remove
5997 line number kludges.
5998 (_cpp_do__Pragma): Restore output position after a _Pragma.
5999 (cpp_push_buffer): Don't set output line or lineno.
6000 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6001 Remove line kludge. Set output_line.
6002 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6003 (parse_arg): Use logical lines.
6004 (save_lookahead_token): Save EOFs too now.
6005 * cppmain.c (struct printer): Fix comments.
6006 (printer_init): Simplify, let caller do errors.
6007 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6008 (maybe_print_line): Simplify.
6009 (print_line): Don't print a linemarker if -P.
6010 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6011 (cb_file_change): Simplify.
6012 * line-map.h (LAST_SOURCE_LINE): Fix.
6013 (CURRENT_LINE_MAP): New.
6015 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6017 * doloop.c (doloop_modify_runtime): Properly compute number of
6018 iterations if loop was unrolled.
6020 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6021 if their CSELIB_VAL_PTRs are.
6023 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6024 (setup_spill_pointers): Initialize it.
6025 (spill_restore_mem): Set it.
6026 (do_spill, do_restore): Use it to add REG_INC note.
6027 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6029 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6030 asms if other insns are available.
6032 * config/ia64/ia64.c (condop_operator): New predicate.
6033 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6034 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6037 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6038 temporary register than directly using a MEM.
6040 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6042 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6043 parameter in last change.
6045 2001-08-04 Zack Weinberg <zackw@panix.com>
6047 * sparc.md: Don't use #if inside C test expression.
6049 2001-08-04 Richard Henderson <rth@redhat.com>
6051 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6053 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6055 * cpphash.h (struct cpp_reader): New member directive_line.
6056 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6057 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6058 do_pragma): Pass line to callbacks.
6059 (start_directive): Record line of directive.
6060 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6061 cb_include): Similarly.
6062 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6065 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6067 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6070 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6072 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6074 * reload1.c (fixup_abnormal_edges): New static function.
6077 * flow.c (need_fake_edge_p): New function.
6078 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6079 avoid call insn to be very last insn in the insn stream.
6081 * profile.c (branch_prob): Call flow_call_edges_add instead of
6082 doing that by hand; cleanup cfg to re-merge basic blocks once
6085 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6087 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6088 are also on line-map.h.
6089 * cppfiles.c (stack_include_file): Update.
6090 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6091 (_cpp_pop_buffer): New.
6092 * cppinit.c (cpp_destroy, cpp_finish): Update.
6093 (do_includes): Mark each buffer to return at EOF.
6094 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6095 return as requested.
6096 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6097 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6098 * cpplib.h (cpp_pop_buffer): Remove.
6099 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6100 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6102 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6104 (do_preprocessing): Update.
6105 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6106 * c-parse.in (_yylex): Similarly.
6107 * scan-decls.c (scan_decls): Similarly.
6108 * line-map.h: Update comments.
6110 * objc/Make-lang.in (objc-act.o): Update dependencies.
6112 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6114 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6115 and soft register for operand 0.
6116 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6118 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6120 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6121 register for operand 0.
6122 ("bitcmpqi_z_used"): Allow memory for operand 0.
6123 (split "bitcmpqi"): New split to handle address reg as operand 1.
6125 2001-08-04 Andreas Jaeger <aj@suse.de>
6127 * gcse.c: Revert Daniel's last patch.
6129 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6131 * sparc-protos.h: Add prototypes for fp_zero_operand and
6133 * sh-protos.h: Add prototype for fpul_operand.
6135 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6137 * doc/extend.texi (Other Builtins): Fix typo in last change.
6139 2001-08-03 Richard Henderson <rth@redhat.com>
6141 * target.h (gcc_target): Add asm_out.named_section,
6142 section_type_flags, have_named_sections.
6143 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6144 (TARGET_HAVE_NAMED_SECTIONS): New.
6145 (TARGET_SECTION_TYPE_FLAGS): New.
6147 * Makefile.in (toplev.o): Depend on TARGET_H.
6148 (varasm.o, dbxout.o): Likewise.
6149 * c-common.c (decl_attributes): Check targetm.have_named_sections
6150 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6151 * dbxout.c (dbxout_function_decl): Likewise.
6152 (dbxout_function_end): Likewise.
6153 * toplev.c (compile_file): Likewise.
6154 * varasm.c (exception_section): Likewise.
6155 * cp/decl2.c (finish_objects): Likewise.
6157 * defaults.h (EH_FRAME_SECTION): Remove.
6158 (EH_FRAME_SECTION_ASM_OP): Remove.
6159 (EH_FRAME_SECTION_NAME): New.
6160 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6161 (UNIQUE_SECTION_P): Remove.
6162 * dwarf2out.c (SECTION_FORMAT): Remove.
6163 (ASM_OUTPUT_SECTION): Remove.
6164 (output_call_frame_info): Use named_section_flags.
6165 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6166 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6167 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6168 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6169 (named_section_flags): New.
6170 (named_section): Use it and targetm.section_type_flags.
6171 (resolve_unique_section): New.
6172 (assemble_start_function): Use it.
6173 (asm_emit_uninitialised, assemble_variable): Likewise.
6174 (default_section_type_flags): New.
6175 (default_no_named_section, default_elf_asm_named_section): New.
6176 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6177 * output.h: Update varasm.c decls.
6178 (SECTION_*): New flags.
6180 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6181 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6183 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6184 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6185 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6186 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6187 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6188 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6189 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6190 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6191 * config/pa/pa64-hpux.h,
6193 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6194 (TARGET_ASM_NAMED_SECTION): New.
6195 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6196 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6197 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6198 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6199 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6200 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6201 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6202 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6203 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6204 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6205 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6206 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6207 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6208 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6209 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6210 * config/sparc/sysv4.h: Likewise.
6212 * config/nextstep.h: Error until named sections implemented.
6214 * config/a29k/a29k.c (a29k_asm_named_section): New.
6215 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6216 (vms_section_type_flags, vms_asm_named_section): New.
6217 * config/arm/arm.c (arm_elf_asm_named_section): New.
6218 * config/avr/avr.c (asm_output_section_name): Remove.
6219 * config/avr/avr-protos.h: Update.
6220 * config/c4x/c4x.c (c4x_asm_named_section): New.
6221 * config/h8300/h8300.c (h8300_asm_named_section): New.
6222 * config/i386/i386.c (sco_asm_named_section): New.
6223 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6224 (i386_pe_section_type_flags): New.
6225 (i386_pe_asm_named_section): New.
6226 * config/i386/i386-protos.h: Update.
6227 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6228 * config/mcore/mcore.c (mcore_asm_named_section): New.
6229 * config/mips/mips.c (iris6_asm_named_section): New.
6230 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6231 instead of UNIQUE_SECTION_P.
6232 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6233 (xcoff_asm_named_section): New.
6234 * config/sh/sh.c (sh_asm_named_section): New.
6235 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6237 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6238 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6239 (EH_FRAME_SECTION_NAME): New.
6240 (EXCEPTION_SECTION): New.
6241 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6242 (DEBUG_*_SECTION): Remove.
6243 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6244 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6245 (EH_FRAME_SECTION_ASM_OP): Remove.
6247 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6248 (ASM_OUTPUT_SECTION_NAME): Remove.
6249 (TARGET_ASM_NAMED_SECTION): New.
6250 (TARGET_HAVE_NAMED_SECTIONS): New.
6251 (TARGET_SECTION_TYPE_FLAGS): New.
6252 (EH_FRAME_SECTION_ASM_OP): Remove.
6253 (EH_FRAME_SECTION_NAME): New.
6255 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6257 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6258 for complex expressions when cfun == 0.
6259 * doc/extend.texi: Document that __builtin_constant_p can be
6260 used in data initializers as well as functions.
6262 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6264 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6265 variable I locally, instead of expecting a declaration in the
6268 2001-08-03 Richard Henderson <rth@redhat.com>
6270 * except.c (collect_one_action_chain): Add an explicit cleanup
6271 action if regions surrounding a catch were encoded entirely
6272 within the call-site entry.
6274 2001-08-03 Richard Henderson <rth@redhat.com>
6276 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6277 don't take REGNO of a non-register.
6279 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6281 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6282 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6283 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6284 (__gthread_mutex_init_function): New function for mutex initialization.
6286 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6288 * Makefile.in: Revert screwed up commit.
6290 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6292 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6293 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6294 merged by linker script to get a final _exit().
6295 (__do_global_dtors): New for destructor handling in specific exit
6297 (__do_global_ctors): New for constructors in specific install section.
6298 (__map_data_section): Map data sections before running constructors.
6299 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6300 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6301 (DTORS_SECTION_ASM_OP): Likewise.
6302 (CTORS_SECTION_FUNCTION): Define to force a reference to
6304 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6306 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6308 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6310 * Makefile.in: Add df.h to gcse.c dependencies.
6312 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6314 * varasm.c (output_constant_def_contents): Use for the length of a
6315 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6316 depending on which is larger.
6318 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6320 * gcse.c: Include df.h for use as a dataflow analyzer.
6322 Declaration of reg_set_info: gone.
6323 New df_analyzer variable used by store motion.
6324 (reg_set_info): Deleted.
6325 (mark_mem_regs): New function, analyze regs used by a mem.
6326 (store_ops_ok): Use dataflow analyzer results to determine if
6327 necessary regs are changed in the block.
6328 (find_moveable_store): Remove check for symbol ref, we can handle
6329 much more complex expressions now.
6330 (compute_store_table): Remove most of the code, it's unnecessary
6331 now that the dataflow analyzer records the info for us.
6332 (store_killed_after): Add parameter to say whether to do the
6333 store_ops_okay test, used to speed up testing when we already know
6334 the answer, and just want to know if the store itself was killed.
6335 (build_store_vector): Largely rewritten to calculate the various
6336 vectors properly, and somewhat optimized.
6337 (store_motion): Init the df_analyzer, get REG_DEF chains.
6338 Also handle trapping expressions (since mems almost always trap)
6339 (simple_mem): Redefine what a simple mem is.
6341 2001-08-03 DJ Delorie <dj@redhat.com>
6343 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6344 set from a constant part of the condition.
6346 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6348 * mkdeps.c (deps_add_default_target): Make local variable
6349 ``start'' a const char pointer.
6350 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6352 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6354 * doc/install.texi (Configuration): Fix markup.
6355 (Specific, i?86-*-udk): Likewise.
6356 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6358 Document --enable-threads and --enable-libgcj status.
6359 (Specific, mips-sgi-irix*): Canonicalize triples.
6360 (Specific, mips-sgi-irix5): Warn about problems with this config.
6361 Mention required GNU as patch.
6362 Native assembler problems are fixed.
6363 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6364 Document --enable-threads and --enable-libgcj status.
6366 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6368 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6371 2001-08-03 Richard Henderson <rth@redhat.com>
6373 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6376 2001-08-03 Richard Henderson <rth@redhat.com>
6378 * rtlanal.c (find_first_parameter_load): Stop if we
6379 reach a CODE_LABEL at BOUNDARY.
6381 2001-08-03 Richard Henderson <rth@redhat.com>
6383 * config/alpha/alpha.md (force_movdi): New insn.
6384 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6385 Tweek FRP marking of VMS prologue insns.
6386 * config/alpha/vms.h (EPILOGUE_USES): New.
6388 2001-08-02 Richard Henderson <rth@redhat.com>
6390 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6392 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6394 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6395 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6396 config/convex/convex.h, config/d30v/d30v.c,
6397 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6398 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6399 config/mips/mips.h, config/mn10200/mn10200.h,
6400 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6401 config/v850/v850.h, config/vax/openbsd.h,
6402 config/vax/openbsd1.h, config/vax/ultrix.h,
6403 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6404 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6405 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6406 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6407 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6408 in comments and documentation.
6410 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6414 * Makefile.in (line-map.o): New.
6415 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6416 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6417 * cpperror.c (print_containing_files): Similarly.
6418 (print_location): Update. Don't output a space before _Pragma.
6419 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6420 (stack_include_filee, cpp_make_system_header): Update.
6421 (_cpp_execute_include): Get logical line number right for calling
6422 as-yet-unterminated #include.
6423 * cpphash.h (struct cpp_reader): Add line_maps.
6424 (_cpp_do_file_change): Update.
6425 * cppinit.c (cpp_create_reader): Initialize line maps.
6426 (cpp_destroy): Destroy line maps.
6427 (cpp_start_read): Get logical line number right.
6428 * cpplex.c (parse_string): Only warn once for multi-line strings.
6429 Use boolean variable for null warning.
6430 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6432 (do_include_common): End the directive early.
6433 (do_line): Don't warn about out-of-range lines in preprocessed
6434 source. Update. Remove unused variables.
6435 (_cpp_do_file_change): Update for new line mapping.
6436 (pragma_cb): New typedef.
6437 (cpp_register_pragma): Stop looking ahead before calling the
6439 (do_pragma_system_header): End directive early.
6440 (cpp_get_line_maps): New.
6441 (cpp_pop_buffer): Fudge logical line. Update.
6442 * cpplib.h: Include line-map.h
6443 (enum cpp_fc_reason): Remove.
6444 (struct cpp_file_change): Update.
6445 (cpp_get_line_maps): New.
6446 * cppmain.c (struct_printer): New member map.
6447 (cb_file_change): Update for new mappings.
6448 * fix-header.c (cb_file_change): Similarly.
6450 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6452 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6453 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6455 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6457 * config/vax/vax.c: include expr.h.
6459 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6461 * Makefile.in ($(srcdir)/configure): Only rebuild in
6463 ($(srcdir)/config.in): Only define in maintainer mode.
6464 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6466 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6468 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6470 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6472 * gcc.c (set_collect_gcc_options): New function, split out from
6474 Ignore elided switches.
6475 (do_spec_1): Invoke before executing command.
6476 (set_input): Export.
6477 Move declaration ...
6478 * gcc.h (set_input): ... here.
6479 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6482 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6485 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6487 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6489 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6491 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6492 for the unnamed instructions it expands to.
6494 2001-08-02 Richard Henderson <rth@redhat.com>
6496 * regclass.c (call_really_used_regs): Conditionally define.
6497 (init_reg_sets_1): Don't use it if not defined.
6498 (fix_register): Similarly, don't set it.
6500 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6502 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6503 Correct comment that had been missed in the previous change.
6505 2001-08-01 Stan Shebs <shebs@apple.com>
6507 * config/darwin.c (machopic_stub_name): Try matching by name.
6508 (update_stubs): New function.
6509 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6512 2001-08-01 Richard Henderson <rth@redhat.com>
6514 * except.c (output_function_exception_table): Use assemble_align.
6515 * varasm.c (assemble_eh_label): Remove.
6516 (assemble_eh_align, assemble_eh_integer): Remove.
6518 2001-08-01 Robert Lipe <robertl@caldera.com>
6520 * dwarfout.c: Remove reference to README.DWARF.
6522 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6524 * regclass.c (call_really_used_regs): New array for registers which
6525 are actually used by a call.
6526 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6528 (fix_register): Set call_really_used too.
6529 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6530 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6532 2001-08-01 Richard Henderson <rth@redhat.com>
6534 * read-rtl.c (read_name): Consider \r whitespace.
6536 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6538 * config.gcc: Recognize powerpc-*-netbsd*.
6540 * doc/install.texi (Host/target specific installation notes for
6541 GCC): Mention powerpc-*-netbsd*.
6543 * config/rs6000/netbsd.h: New file.
6544 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6545 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6546 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6547 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6548 (TARGET_VERSION): Redefine.
6550 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6551 mcall-netbsd as a match for mcall-sysv.
6552 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6553 (ncrti.S, ncrtn.S): New targets.
6554 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6556 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6557 "netbsd' as a V4 ABI.
6558 (ASM_SPEC): Check for -mcall-netbsd.
6559 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6560 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6561 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6562 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6563 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6564 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6565 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6567 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6568 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6570 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6572 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6573 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6574 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6575 including "unwind-pe.h".
6577 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6579 * rs6000.md (define_splits): Kill unused constraints.
6581 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6582 Jan Hubicka <jh@suse.cz>
6584 * function.c (thread_prologue_and_epilogue_insns): Kill code
6585 dealing with non-existent CFG.
6587 2001-08-01 Kazu Hirata <kazu@hxi.com>
6589 * alias.c: Fix comment formatting.
6590 * bitmap.c: Likewise.
6591 * builtins.c: Likewise.
6592 * calls.c: Likewise.
6593 * c-common.c: Likewise.
6594 * c-decl.c: Likewise.
6595 * c-dump.c: Likewise.
6596 * c-lex.c: Likewise.
6597 * collect2.c: Likewise.
6598 * combine.c: Likewise.
6599 * conflict.c: Likewise.
6600 * cppfiles.c: Likewise.
6601 * cppinit.c: Likewise.
6602 * cpplex.c: Likewise.
6603 * cpplib.c: Likewise.
6604 * cppmacro.c: Likewise.
6605 * cppspec.c: Likewise.
6606 * c-pragma.c: Likewise.
6607 * crtstuff.c: Likewise.
6609 * cselib.c: Likewise.
6610 * c-semantics.c: Likewise.
6611 * c-typeck.c: Likewise.
6613 2001-08-01 H.J. Lu <hjl@gnu.org>
6615 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6617 2001-08-01 H.J. Lu <hjl@gnu.org>
6619 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6621 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6623 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6624 contextualizing Objective-C class name lookup by the lexer.
6625 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6627 (protocoldef): Add support for forward @protocol declarations.
6628 (yylexname): Suppress ObjC class name lookup in certain contexts;
6629 re-enable after lookup is complete.
6630 (_yylex): Re-enable ObjC class name lookup when certain
6631 punctuation marks are seen.
6633 * objc/objc-act.c (check_protocol_recursively): New function used
6634 for finding circular dependencies in protocols.
6635 (objc_declare_protocols): New function for handling forward
6636 @protocol declarations.
6637 (receiver_is_class_object): Detect the case when 'self' is used
6638 inside of a class method.
6639 (build_message_expr): Issue a warning if class method is desired
6640 but instance method is found instead.
6641 (conforms_to_protocol): Streamline.
6642 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6643 protocol Foo, even if 'Bar foo' does not.
6644 (check_protocols): Streamline.
6645 (start_protocol): Add checks for circular and duplicate protocol
6647 (encode_aggregate_within): For typedefs of structs, encode the
6649 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6650 (objc_declare_protocols): New prototype.
6652 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6654 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6655 * cpplex.c (handle_newline): Update prototype. Maintain logical
6657 (skip_escaped_newlines, skip_block_comment, parse_string):
6659 (_cpp_lex_token): Update, and store token position within the token.
6660 * cpplib.h (struct cpp_token): Add line and column entries.
6661 * cppmacro.c (replace_args): Position stringified tokens correctly.
6663 2001-08-01 Andreas Jaeger <aj@suse.de>
6665 * basic-block.h: Add prototype for last_loop_beg_note.
6667 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6669 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6670 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6672 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6673 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6674 expand_decl_cleanup.
6675 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6677 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6678 operand while calling simple_cst_equal.
6679 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6680 operand is the cleanup expression, the third is the RTL_EXPR.
6681 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6683 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6685 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6687 2001-07-31 matthew green <mrg@eterna.com.au>
6689 * config.gcc (i386-*-netbsdelf): New description.
6690 * config/i386/netbsd-elf.h: New file.
6692 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6694 * loop.c (check_dbra_loop): Use single_set to compute
6697 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6699 PowerPC reorg and support for powerpc64-*-linux*.
6701 Also fixes emitting of constants on 32 bit and 64 bit
6704 * config.gcc: powerpc64-*-linux* is a new target.
6705 Things that needed aix.h now also include xcoff.h
6707 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6709 Move AIX specific stuff into aix.h.
6710 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6711 with more than just XCOFF now.
6712 (SET_ASM_OP): Remove, now defined where needed.
6713 (FUNCTION_PROLOGUE): New macro definition.
6714 (FUNCTION_EPILOGUE): New macro definition.
6715 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6717 * config/rs6000/xcoff.h: New file.
6719 * config/rs6000/linux64.h: New file.
6721 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6723 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6725 * rs6000.c (print_operand_address): Handle ELF syntax.
6726 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6727 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6728 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6730 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6732 * rs6000.c (rs6000_override_options): Only disable
6733 flag_function_sections for XCOFF.
6734 (exact_log2_cint_operand): New predicate.
6735 (reg_or_{add,sub}_cint64_operand): New predicates.
6736 (add_operand): Compare CONST_INT with fewer function calls.
6737 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6738 (print_operand, case 'p'): Ensure positive operand.
6739 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6740 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6741 (PREDICATE_CODES): Add new predicates.
6742 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6743 (divsi3, modsi3): Ensure positive power-of-2.
6744 (adddi3): Use new predicate. Split 32-bit constants more
6745 correctly. Re-arrange splitter to handle any constant.
6746 (subdi3): Use new predicate.
6747 (divdi3, moddi3): Ensure positive power-of-2.
6748 (movdi): Use rs6000_emit_set_const.
6749 (load_toc_v4_pic_di): Delete.
6751 2001-07-31 Graham Stott <grahams@redhat.com>
6753 * function.c (pad_below): Revert 2001-07-26 patch.
6755 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6757 * reg-stack (convert_regs_1): Fix best edge condition.
6759 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6761 * jump.c (duplicate_loop_exit_test): Better test for jumps
6762 entering the loop; create loop pre_header.
6764 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6766 * doc/install.texi: Add s390 and s390x as new targets.
6767 * doc/invoke.texi: Add documantation of S/390 and zSeries
6769 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6771 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6773 * config/m68k/m68k.md: Replace all general_operand with
6774 nonimmediate_operand for all destinations.
6775 * config/m68k/m68k.c (not_sp_operand): Likewise.
6777 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6779 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6781 2001-07-30 Richard Henderson <rth@redhat.com>
6783 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6784 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6786 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6788 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6789 Add missing doc strings
6790 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6791 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6793 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6795 * i386.c (ix86_output_main_function_alignment_hack): New function.
6796 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6798 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6799 edges by EDGE_DFS_BACK flag.
6800 (dump_edge_info): Add dfs_back flag.
6801 * basic-block.h (EDGE_DFS_BACK): New constant.
6802 (mark_dfs_back_edges): Declare.
6803 * alias.c (loop_p): Remove.
6804 (mark_constant_function): Use mark_dfs_back_edges.
6806 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6807 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6808 (compensate_edge): Break out from ...
6809 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6810 (convert_regs_2): Set block_done once block is really done;
6811 Do updating of the predecesors counts.
6813 * toplev.c (rest_of_compilation): Recompute block_for_insn
6814 before post-reload cfg_cleanup.
6815 * function.c (thread_prologue_epilogue_insns):
6816 Call set_block_for_new_insns when emitting prologue directly.
6818 2001-07-30 Andreas Jaeger <aj@suse.de>
6820 * jump.c: Add prototype for mark_modified_reg.
6822 * cse.c (set_live_p): Add unused attribute.
6824 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6826 (scan_for_source_files): Use long for count to avoid overflow.
6827 (output_data): Likewise.
6828 (output_data): Don't use string concatatenation to silence gcc
6831 * predict.c: Fix typos and grammar.
6833 * gcse.c (insert_insn_end_bb): Remove unused variables.
6835 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6837 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6838 (attempt_auto_inc): LIkewise.
6839 (mark_used_reg): Likewise.
6840 (try_pre_increment_1): Likewise.
6841 * regclass.c (regclass): Likewise.
6842 * global.c (allocno_compare): Update comment; change scaling factor.
6843 * local-alloc.c (QTY_CMP_PRI): Likewise.
6844 * regs.h (REG_FREQ_FROM_BB): New.
6845 (REG_FREQ_MAX): Likewise.
6847 2001-07-30 H.J. Lu <hjl@gnu.org>
6849 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6852 2001-07-30 H.J. Lu (hjl@gnu.org)
6854 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6855 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6856 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6858 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6860 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6861 as -mthumb-interwork when -mcpu=arm7 is specified.
6863 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6865 * predict.def (noreturn, loop branch, loop exit): Mark as first
6868 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6870 * combine.c (try_combine): Avoid barrier after noop jumps.
6872 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6874 * cpphash.h (struct cpp_reader): Remove import_warning.
6875 * cpplib.c (skip_rest_of_line): Don't bother turning off
6877 (parse_include): Move include handling to...
6878 (do_include_common): ... here. Move import warning from...
6879 (do_import): ... here.
6880 (do_pragma_poison): Don't do a callback for poison identifiers.
6881 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6882 * cppmain.c (setup_callbacks): Similarly.
6884 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6886 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6887 handle multiple sets.
6888 * except.c (sjlj_mark_call_sites): .... here.
6889 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6891 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6893 Suggested by Richard Henderson and Richard Kenner:
6894 * combine.c (recog_for_combine): Use the fake recog
6895 only if instruction does not match.
6896 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6897 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6899 * combine.c (try_combine): Discover noop jump as direct jump.
6901 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6903 * df.c (df_rd_global_compute): Add successors to worklist, not
6905 (df_ru_global_compute): Ditto.
6907 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6909 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6910 increment REG_N_SETS.
6912 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6914 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6916 * sbitmap.c (sbitmap_a_xor_b): New function.
6917 ifdef the basic block stuff on IN_GCC.
6919 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6921 * cppexp.c (parse_defined): Always record the macro name.
6922 (lex): Don't worry about identifiers, or special-case
6924 (_cpp_parse_expr): Figure out at the end of the routine
6925 whether we saw a valid !defined() expression.
6926 * cppfiles.c (stack_include_file): Update for mi_valid.
6927 (_cpp_pop_file_buffer): Similarly.
6928 * cpplex.c (_cpp_lex_token): Similarly.
6929 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6930 mi_if_not_defined, mi_lexed): Remove.
6932 * cpplib.c (do_if): Simplify.
6933 (do_endif, push_conditional, _cpp_handle_directive): Update
6934 for renaming of mi_state to mi_valid.
6936 * cpp.texi: Add index entries for digraphs, and add comment
6937 that C++ refers to them as alternative tokens.
6939 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6941 * basic-block.h (CLEANUP_PRE_LOOP): New.
6942 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6943 * sibcall.c (optimize_sibling_calls): Likewise.
6944 * toplev.c (rest_of_compilation): Likewise.
6945 * flow.c (try_forward_edges): Take argument MODE;
6946 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6947 (try_optimize_cfg): Update call of try_forward_edges.
6949 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6950 Jan Hubicka <jh@suse.cz>
6952 * (validate_replace_rtx_1): Fix simplification of MINUS.
6954 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6956 PR preprocessor/3669
6957 * cppinit.c (init_dependency_output): Turn off dump requests
6958 if sending dependencies to stdout.
6960 2001-07-28 Richard Henderson <rth@redhat.com>
6962 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6965 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6967 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6969 2001-07-28 Kazu Hirata <kazu@hxi.com>
6971 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6972 is VAR_DECL first to prevent an ICE.
6974 2001-07-28 Richard Henderson <rth@redhat.com>
6976 * varasm.c (immed_real_const_1): Don't elide special cases for
6978 (clear_const_double_mem): Clear const_tiny_rtx too.
6980 2001-07-28 Richard Henderson <rth@redhat.com>
6982 * dwarf2out.c (dw_val_class_offset): New.
6983 (struct dw_ranges_struct, dw_ranges_ref): New.
6984 (ranges_table, ranges_table_allocated): New.
6985 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6986 (add_AT_offset, add_ranges, output_ranges): New.
6987 (print_die, output_die): Handle dw_val_class_offset.
6988 (attr_checksum, size_of_die, value_format): Likewise.
6989 (gen_lexical_block_die): Handle non-contiguous blocks.
6990 (gen_block_die): Likewise.
6991 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6992 if needed. Dump the ranges table.
6993 * final.c (final_start_function): Remove unnecessary notes and
6994 rebuild the block tree before numbering the blocks.
6995 * function.c (reorder_blocks_0): Walk the existing block tree
6996 to unmark all blocks.
6997 (reorder_blocks_1): Create block fragments when duplicate block
6999 (reorder_fix_fragments): New.
7000 (reorder_blocks): Call it.
7001 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7003 2001-07-28 Richard Henderson <rth@redhat.com>
7005 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7007 2001-07-28 Richard Henderson <rth@redhat.com>
7009 * flow.c (add_to_mem_set_list): New function.
7010 (init_propagate_block_info): Use it.
7011 (mark_set_1): Likewise.
7012 (insn_dead_p): Canonicalize memory address for dead store
7013 comparison. Allow wider mode stores to kill narrower mode stores.
7014 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7015 (invalidate_mems_from_set): Don't handle MEMs.
7017 2001-07-28 Kazu Hirata <kazu@hxi.com>
7019 * config/h8300/h8300.h: Fix formatting.
7021 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7023 * basic-block.h (EDGE_FREQUENCY): New macro.
7024 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7026 * flow.c (find_sub_basic_blocks): Likewise.
7027 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7028 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7030 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7031 (HITRATE): New macro.
7032 (PRED_FLAG_FIRST_MATCH): New constant.
7033 (predictor_info): New field flgags.
7034 (combine_predictions_for_insn): Use DS theory to combine
7035 probabilities; set the edge probabilities when finished.
7036 (estimate_probability): Avoid duplicated matches
7037 of LOOP_BRANCH heuristics for nested loops; update comment.
7038 * predict.def: Add flags for each prediction, set probabilities
7039 according to B&L paper.
7040 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7042 * profile.c (compute_branch_probabilities): Cleanup way the edge
7043 probabilities are computed and REG_BR_PROB notes are dropped; if
7044 values does not match, emit error.
7045 (init_branch_prob): Do error instead of warning when profile driven
7046 feedback is missing or corrupt.
7048 2001-07-27 DJ Delorie <dj@redhat.com>
7050 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7051 against a constant, try to adjust the compare to have the desired
7052 constant in it so that min/max optimizations happen more often.
7054 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7056 * flow.c (last_loop_beg_note): New function.
7057 (redirect_edge_and_branch): Use it.
7058 (split_edge): Likewise.
7060 * alias.c (loop_p): Avoid uninitialized memory access.
7062 * flow.c (try_forward_edges): Avoid accessing freed memory.
7064 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7067 2001-07-26 Andrew Haley <aph@redhat.com>
7068 Joern Rennecke <amylaar@redhat.com>
7070 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7071 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7072 (SUBTARGET_CPP_SPEC): New.
7074 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7075 (SUBTARGET_CPP_PTR_SPEC): New.
7076 (CPP_DEFAULT_CPU_SPEC): New.
7077 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7078 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7079 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7080 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7081 (SUBTARGET_CPP_SPEC): Define as an empty string.
7083 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7085 * doc/install.texi (Configuration): Properly link the host
7086 specific instructions also when generating HTML.
7088 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7090 * flow.c (redirect_edge_and_branch_force): Test
7091 target->global_live_at_start.
7093 2001-07-26 Richard Henderson <rth@redhat.com>
7095 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7096 * rtl.h (avoid_constant_pool_reference): Declare it.
7097 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7098 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7100 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7102 * rtl.h (cleanup_barriers): Declare.
7103 * jump.c (cleanup_barriers): New function.
7104 * toplev.c (rest_of_compilation): Call cleanup_barriers
7105 before loop optimizer and after bb_reorder.
7107 * flow.c (back_edge_of_syntactic_loop_p): New.
7108 (split_edge): Use it.
7110 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7112 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7114 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7116 * cse.c (cse_process_notes): Replace any registers if the address
7119 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7121 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7122 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7123 (propagate_block): Update prototype.
7124 * flow.c (update_life_info): Simplify the CFG and
7125 recalculate the global regs which are alive when
7126 removing dead code during a global update.
7127 (propagate_block): Return non-zero if an INSN is
7130 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7132 * Makefile.in (LIBICONV): Define.
7134 2001-07-26 Catherine Moore <clm@redhat.com>
7136 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7137 of conditional to avoid tree checking errors.
7139 2001-07-26 Kazu Hirata <kazu@hxi.com>
7141 * regmove.c (regmove_optimize): Don't replace a reg with
7142 another reg of a different mode.
7144 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7146 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7147 limit length of dependancy flush list.
7148 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7149 * sched-int.h (struct deps): Add pending_flush_length field.
7150 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7151 has 1 element in it.
7152 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7153 (sched_analyze): After a jump, if the pending memory flush list is too
7154 large, flush the pending lists.
7155 (init_deps): Initialize pending_flush_length to 0.
7156 * doc/invoke.texi (max_pending_list_length): Document parameter.
7158 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7160 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7161 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7162 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7164 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7166 * cpphash.h (struct_lexer_state): Delete was_skipping.
7167 Move skipping here from struct cpp_reader.
7168 * cpplex.c (parse_identifier): Update.
7169 (_cpp_lex_token): Don't skip tokens in a directive.
7170 * cpplib.c (struct if_stack): Update.
7171 (start_directive, end_directive): Don't change skipping state.
7172 (_cpp_handle_directive): Update.
7173 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7174 (do_else, do_endif): Update; only check for excess tokens if not
7175 in a skipped conditional block.
7176 (push_conditional): Update for new struct if_stack.
7178 2001-07-26 Graham Stott <grahams@redhat.com>
7180 * function.c (locate_and_pad_parm): Also pad initial offset
7181 so that the total argument size also includes the padding.
7183 2001-07-26 Graham Stott <grahams@redhat.com>
7185 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7186 change XSTR to XTMPL.
7188 (process_one_cond_exec): Likewise
7190 2001-07-25 Richard Henderson <rth@redhat.com>
7192 * varasm.c (assemble_variable): Create DECL_RTL before setting
7195 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7197 * predict.c (estimate_probability): Avoid duplicated predictions.
7199 * loop.c (find_and_verify_loops): Grok multiple barriers.
7201 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7203 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7205 * dbxout.c: Consistently use putc instead of fputc.
7206 (print_wide_int): New function; call instead of direct fprintf.
7207 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7208 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7209 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7210 (print_int_cst_octal): Likewise.
7211 (print_octal): Show we wrote characters.
7212 (dbxout_type): Set have_used_extensions in more places.
7214 2001-07-25 Catherine Moore <clm@redhat.com>
7216 * config/v850/v850.c (v850_va_arg): Use addr
7217 instead of valist to build incr.
7219 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7221 * flow.c (delete_dead_jumptables): New function.
7222 (life_analyzis): Call it.
7223 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7226 2001-07-25 Richard Henderson <rth@redhat.com>
7228 * except.c (reachable_handlers): Handle a region being removed
7229 out from under a RESX.
7231 2001-07-25 Richard Henderson <rth@redhat.com>
7233 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7234 swap GE/GT if it is an fp comparison.
7236 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7238 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7241 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7243 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7244 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7247 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7249 (visit_expression): When attempting to simplify an expression,
7250 retrieve any modes for arguments before they are simplified
7253 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7254 Janis Johnson <janis@us.ibm.com>
7256 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7257 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7258 pointer parameters to match documented usage of nonlocal_goto.
7259 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7260 parameters to their correct order.
7261 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7262 parameters to their correct order.
7264 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7266 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7268 2001-07-25 Jan Hubicka <jh@suse.cz>
7269 Richard Henderson <rth@redhat.com>
7271 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7273 (make_edges): New argument update_p; populate the edge cache if set.
7274 (find_basic_blocks): Update make_edges invocation.
7276 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7278 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7280 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7282 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7283 -Acpu and -Amachine.h.
7284 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7285 Corrected header to say ELF not a.out.
7286 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7287 when given -msoft-float.
7289 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7291 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7292 extra multilib parts like arm-elf.
7293 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7294 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7295 crtfini.o as extra multilib parts.
7297 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7299 * configure.in: Add rtems as a supported thread model.
7300 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7301 * configure: Rebuilt.
7303 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7305 * stor-layout.c (get_mode_alignment): make it work when
7306 BITS_PER_UNIT is not a power of two.
7307 * builtins.c (get_pointer_alignment): Likewise.
7309 2001-07-24 Richard Henderson <rth@redhat.com>
7311 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7312 the retrieved constant into the expected mode.
7314 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7316 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7317 (verify_flow_info): Check for duplicated edges; clarify
7320 * flow.c (block_label): Update basic_block_for_insn.
7321 (commit_edge_insertions): Call compute_bb_for_insn.
7323 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7326 * flow.c (redirect_edge_and_branch,
7327 try_optimize_cfg): Use redirect_edge_succ_nodup
7328 (redirect_edge_succ_nodup): New.
7329 * basic_block.h (redirect_edge_succ_nodup): Declare.
7331 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7334 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7336 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7337 (try_crossjump_to_edge): Update commetns.
7338 (try_crossjump_bb): Likewise.
7340 2001-07-24 Richard Henderson <rth@redhat.com>
7342 * combine.c (distribute_notes): Move set of need_refresh
7343 for noop_move_p down to catch all cases.
7345 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7347 * recog.c (split_all_insns_noflow): New.
7348 * rtl.h (split_all_insns_noflow): Declare.
7349 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7350 * m68hc11.c (m68hc11_reorg): Likewise.
7351 * sh.c (machine_dependent_reorg): Likewise.
7352 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7355 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7357 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7358 (ashlsi3_n splitter): Likewise.
7359 (lshrsi3_n splitter): Likewise.
7361 (GOTaddr2picreg): Make const SImode.
7362 (sym_label2reg): Likewise.
7363 (symGOT2reg): Likewise.
7364 (symGOTOFF2reg) Likewise.
7366 (casesi_worker_0): Make unspec SImode.
7368 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7370 * config/sh/sh.c (barrier_align): Check that an operand really is
7371 an insn before extracting its INSN_CODE.
7373 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7375 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7378 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7379 for SImode to prevent overflow.
7381 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7383 * config/mips/irix6-libc-compat.c: New file.
7384 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7385 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7388 2001-07-24 lars brinkhoff <lars@nocrew.org>
7390 * rtl.texi (REG_POINTER): Document.
7391 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7392 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7394 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7396 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7398 2001-07-23 Richard Henderson <rth@redhat.com>
7400 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7402 2001-07-23 Kazu Hirata <kazu@hxi.com>
7404 * config/h8300/h8300-protos.h: Add a prototype for
7405 general_operand_dst_push.
7406 * config/h8300/h8300.c (general_operand_dst_push): New.
7407 * config/h8300/h8300.h (OK_FOR_T): New.
7408 (EXTRA_CONSTRAINT): Use it.
7409 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7410 the existing movqi pattern.
7411 (movhi_push): Likewise.
7413 * reload.c: Fix comment typos.
7415 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7417 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7419 2001-07-23 H.J. Lu (hjl@gnu.org)
7421 * doc/extend.texi: Update __builtin_return_address and
7422 __builtin_frame_address.
7424 2001-07-23 Richard Henderson <rth@redhat.com>
7426 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7428 * config/i386/i386.md: New setcc+movzbl peephole2.
7430 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7432 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7433 * objc/objc-act.c: Include debug.h.
7434 (synth_module_prologue): Save and restore debug hooks too.
7436 2001-07-23 lars brinkhoff <lars@nocrew.org>
7438 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7439 and C4X_FLOAT_FORMAT.
7440 (BOOL_TYPE_SIZE): Document.
7442 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7444 * unroll.c (loop_iterations): Fix miscalculation of initial
7447 2001-07-13 Andrew Haley <aph@redhat.com>
7449 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7450 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7451 * config/sh/sh.c (sh_can_redirect_branch): New function.
7452 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7453 * reorg.c (steal_delay_list_from_target): Use
7454 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7456 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7458 * flow.c (try_simplify_condjump): Unlink insn chain on
7459 fallthru edge; use can_fallthru.
7461 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7463 * basic-block.h (find_sub_basic_block): Declare.
7464 * flow.c (make_edges): New arguments MIN and MAX;
7465 (find_sub_basic_blocks): Revamp to use make_edges
7466 and purge_dead_edges.
7467 (find_basic_blocks): Update call of find_sub_basic_block.
7469 * recog.c (split_all_insns): Always expect CFG to be consistent;
7470 call find_sub_basic_blocks in case something has changed.
7471 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7474 * basic-block.h (delete_noop_moves): Declare.
7475 * combine.c (combine_instructions): Call it.
7476 (recog_for_combine): Tolerate noop moves
7477 (distribute_notes): Force refresh when register dies at noop move.
7478 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7480 (life_analysis): Update delete_noop_moves call.
7481 (set_noop_p): Move too ...
7482 * rtlanal.c (noop_move_p): ... here.
7483 * rtl.h (noop_move_p): Declare.
7485 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7486 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7488 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7489 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7491 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7493 * reload.c (push_reload): Fix typo in comment.
7494 (find_reloads_address): Ditto.
7495 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7497 2001-07-22 Richard Henderson <rth@redhat.com>
7499 * flow.c: Grammar check and clarify a lot of comments.
7500 (try_simplify_condjump): Rename variables to be clearer.
7501 (try_forward_edges): Skip complex and fallthru edges.
7502 Rearrange tests to avoid duplicate checks.
7503 (flow_find_cross_jump): Likewise.
7504 (outgoing_edges_match): Allow match if neither branch has
7505 probability data. Loosen probability match to 5%.
7506 (try_crossjump_to_edge): Hoist repeated indirection into
7508 (try_crossjump_bb): Don't check complex edges. Eliminate
7509 redundant crossjump tests.
7510 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7511 checks before more expensive checks.
7513 2001-07-22 Richard Henderson <rth@redhat.com>
7515 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7516 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7519 2001-07-22 Richard Henderson <rth@redhat.com>
7521 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7522 (const_sint32_operand): Likewise.
7523 * m68k.md (anon mulsi pattern): Use const_int_operand not
7524 const_sint32_operand.
7525 (umulsi3_highpart): Zero extend a constant input.
7526 (smulsi3_highpart): Don't bother checking SImode constant.
7527 (const_umulsi3_highpart): Give op3 DImode.
7528 (const_smulsi3_highpart): Likewise.
7530 2001-07-22 Richard Henderson <rth@redhat.com>
7532 * flow.c (split_block): Make sure bb_note is included in the
7533 new block when splitting before a label.
7535 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7537 * basic-block.h (redirect_edge_and_branch_force,
7538 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7539 * flow.c (redirect_edge_and_branch_force,
7540 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7541 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7542 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7543 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7544 instead of label; update CFG after transformation.
7545 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7546 for finishing the transformation; handle even case where ELSE
7547 does not follow THEN.
7548 (find_if_case_2): Update call of dead_or_predictable; simplify
7551 * emit-rtl.c (split_branch_probability): New global variable.
7552 (try_split): Take care to set split_branch_probability and
7553 create REG_BR_PROB note for new jump insns.
7554 * md.texi (define_split): Document new feature.
7556 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7558 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7560 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7561 (asm_out_file): Remove redundant declaration.
7562 (assemble_asm): Remove old #if 0 block.
7563 (assemble_variable): Remove end of function; debug output is
7564 now handled with global_decl. Remove old #if 0 block. Update.
7565 Remove saved_in_section and associated no-op code.
7566 * Makefile.in (varasm.o): Correct dependencies.
7568 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7570 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7571 the definition in defaults.h.
7573 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7575 * jump.c: Update comments.
7576 (delete_barrier_successors, delete_unreferenced_labels,
7577 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7578 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7579 jump_optimize, jump_optimize_minimal): Kill.
7580 (rebuild_jump_labels): Move code from jump_optimize_1.
7581 (purge_line_number_notes): Likewise.
7582 (copy_loop_headers): Likewise.
7583 * reg-stack.c: Update comment.
7585 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7586 JUMP_AFTER_REGSCAN): Kill.
7587 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7588 purge_line_number_notes and copy_loop_headers.
7590 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7591 Richard Henderson <rth@redhat.com>
7593 * dbxout.c (dbxout_global_decl): New.
7594 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7595 * sdbout.c (sdbout_finish): New.
7596 (sdbout_debug_hooks): Use it, add comments.
7597 (sdbout_global_decl): Defer initialised public vars to
7599 * varasm.c (assemble_variable): Don't output debug information
7600 for file-scope variables.
7602 2001-07-22 Richard Henderson <rth@redhat.com>
7604 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7605 (get_round_mode_suffix): New.
7606 (print_operand): Use them for [/]. Remove support for [&'`()+].
7607 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7608 * config/alpha/alpha.md (attr round_suffix): New.
7609 (attr trap_suffix): New.
7610 (all insns): Set them appropriately. Use %/ instead of the
7613 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7615 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7617 2001-07-22 Richard Henderson <rth@redhat.com>
7619 * regrename.c (regrename_optimize): Compute nregs for each
7620 potential target register.
7622 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7623 Richard Henderson <rth@redhat.com>
7625 * dbxout.c (dbxout_global_decl): New.
7626 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7627 * sdbout.c (sdbout_finish): New.
7628 (sdbout_debug_hooks): Use it, add comments.
7629 (sdbout_global_decl): Defer initialised public vars to
7631 * varasm.c (assemble_variable): Don't output debug information
7632 for file-scope variables.
7634 2001-07-21 H.J. Lu (hjl@gnu.org)
7636 * config/mips/mips.c (mips_cpu): Moved into ...
7637 (override_options): Here.
7639 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7641 (mips_cpu): Removed.
7643 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7645 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7646 ("iorqi3"): Likewise.
7647 ("xorqi3"): Likewise.
7648 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7649 ("*subhi3_sp): Likewise.
7650 ("*subhi3"): Likewise.
7651 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7654 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7656 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7657 * config/freebsd.h: Likewise.
7658 * config/linux.h: Likewise.
7659 * config/openbsd.h: Likewise.
7660 * config/alpha/linux-elf.h: Likewise.
7661 * config/arm/linux-elf.h: Likewise.
7662 * config/d30v/d30v.h: Likewise.
7663 * config/fr30/fr30.h: Likewise.
7664 * config/ia64/aix.h: Likewise.
7665 * config/ia64/ia64.h: Likewise.
7666 * config/mips/linux.h: Likewise.
7667 * config/pj/pj.h: Likewise.
7668 * config/rs6000/linux.h: Likewise.
7669 * config/sparc/linux.h: Likewise.
7670 * config/sparc/linux64.h: Likewise.
7672 2001-07-20 Bruce Korb <bkorb@gnu.org>
7674 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7675 because getc() and char* may disagree on signedness.
7677 2001-07-20 Richard Henderson <rth@redhat.com>
7679 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7681 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7682 insns to delete in the presence of cc0 in a jump insn.
7684 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7685 Jan Hubicka <jh@suse.cz>
7687 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7688 of doing the change by hand.
7690 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7692 * rtlanal.c (set_noop_p): Return true for noop jumps.
7694 * expr.c (emit_single_push_insn): Add call to push expander.
7695 * expr.h (optab_index): Add OTI_push
7696 (push_optab): New constant.
7697 * genopinit.c (optabs): Add push_optab.
7698 * optabs.c (init_optab): Init push optab.
7699 * md.texi (push??1): Document
7701 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7703 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7704 expand to emit the pattern; put a REG_INC note for push/pop
7706 ("movdf", "movdf_internal"): Likewise.
7707 ("movsi", "movsi_internal"): Likewise.
7708 ("movsf", "movsf_internal"): Likewise.
7709 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7711 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7713 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7716 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7718 * params.def: Change default max inline insns to 100.
7720 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7722 * combine.c (combine_simplify_rtx): Generate a new shift operation
7723 when simplifying the first operand of a (neg (ashift)) expression.
7725 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7727 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7729 2001-07-20 Kelley Cook <kelley.cook@home.com>
7731 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7732 information. Move rest into ...
7733 (*-*-solaris): ... here. Eliminate redundant information and
7734 reword necessary packages section. Delete 4.x assembler bug info.
7735 (sparc-sun-*): Merge into ...
7736 (sparc-sun-sunos*): here.
7738 2001-07-20 Catherine Moore <clm@redhat.com>
7740 * config/v850/v850.md (casesi): Generate LABEL_REF
7743 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7745 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7746 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7747 * i386.md (strclrsi expander): Use it.
7749 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7751 * integrate.c (copy_insn_list): handle
7752 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7753 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7754 identically as to CODE_LABEL.
7756 * fold-const (fold): Convert A/B/C to A/(B*C) and
7759 * except.c (connect_post_landing_pads): Delete the RESX insns.
7761 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7763 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7765 * config/mips/mips.md (nmadd/nmsub): Use macro.
7767 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7769 * cppinit.c (remove_dup_dir): Make static.
7770 (remove_dup_dirs): Make static. Only warn about preempting a
7771 system directory with a non-system directory.
7773 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7775 * ifcvt.c (noce_try_store_flag_constants): Correct order
7776 of parameters to trunc_int_for_mode.
7778 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7780 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7781 an exception that will be caught within this function, do not fill
7782 its delay slot with any subsequent instruction.
7784 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7786 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7787 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7788 pointer extension instruction.
7789 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7790 * simplify-rtx.c (simplify_unary_operation) Likewise.
7791 * explow.c (convert_memory_address) Check value of
7792 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7794 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7795 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7796 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7797 Add Multilib Support.
7798 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7799 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7800 Add Multilib Support.
7801 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7803 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7804 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7805 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7807 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7809 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7810 old and new operands in `<', `3' and `b'.
7812 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7814 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7815 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7816 (toplev.o): Don't depend on xcoffout.h.
7817 * c-decl.c: Include debug.h
7818 (duplicate_decls): Use debug hook.
7819 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7820 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7821 (dbxout_types): Remove.
7822 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7823 * debug.c (do_nothing_debug_hooks): Update.
7824 (debug_true_tree, debug_nothing_rtx): New.
7825 * debug.h (struct rtx_def): New.
7826 (struct gcc_debug_hooks): New hooks ignore_block,
7827 outlining_inline_function and label.
7828 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7829 dwarf2out_frame_finish): New.
7830 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7831 Make static, update prototype.
7832 (dwarf2_debug_hooks): Update.
7833 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7834 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7835 * dwarfout.c (dwarf_debug_hooks): Update.
7836 * emit-rtl.c: Include debug.h.
7837 (remove_unnecessary_notes): Use debug hook.
7838 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7839 (final_scan_insn): Use debug hook.
7840 * integrate.c (output_inline_function): Use debug hook.
7841 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7842 (sdb_debug_hooks): Update.
7843 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7844 * toplev.c: Don't include xcoffout.h.
7845 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7846 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7848 * tree.h (dwarf2out_do_frame): Remove.
7850 2001-07-19 Catherine Moore <clm@cygnus.com>
7852 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7854 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7856 * reload1.c (eliminate_regs_in_insn): When updating a set
7857 to the frame pointer to the hardware frame pointer, perform
7858 the update always not just when REPLACE is set.
7860 * reload1.c (choose_reload_regs): Don't inherit a reload
7861 that crosses multiple registers if registers past the first
7862 don't fit in the desired class.
7864 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7865 when negating constants.
7867 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7869 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7870 * doc/tree.texi: Ditto.
7872 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7873 Jakub Jelinek <jakub@redhat.com>
7875 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7876 (extract_cie_info): Handle "eh" augmentation properly,
7878 (struct frame_state, __frame_state_for): New.
7880 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7882 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7883 HANDLE_SYSV_PRAGMA): Define.
7884 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7886 (copy_object): Caller changed.
7888 2001-07-19 Andreas Schwab <schwab@suse.de>
7890 * configure.in (assembler dwarf2 debug_line support): Define nop
7892 * configure: Regenerated.
7894 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7896 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7898 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7899 to conditionally compiled block.
7900 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7901 * dbxout.h (dbxout_function): Remove.
7902 * debug.c (do_nothing_debug_hooks): Update.
7903 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7904 global_decl, deferred_inline_function.
7905 * dwarf2out.c (dwarf2_debug_hooks): Update.
7906 (dwarf2out_global_decl): New.
7907 * dwarfout.c: Don't include dwarfout.h.
7908 (dwarfout_global_decl, dwarfout_function_decl,
7909 dwarfout_deferred_inline_function): New.
7910 (dwarf_debug_hooks): Update.
7911 * dwarfout.h: Remove.
7912 * final.c: Don't include dwarfout.h.
7913 * sdbout.c (sdbout_global_decl): New.
7914 (sdbout_debug_hooks): Update.
7915 * toplev.c: Don't include dwarfout.h.
7916 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7917 (note_deferral_of_defined_inline_function): Remove.
7918 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7919 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7920 * ch/lex.c: Don't include dwarfout.h.
7921 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7922 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7923 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7924 * cp/optimize.c: Include debug.h.
7925 (maybe_clone_body): Use debug hook.
7926 * cp/semantics.c: Include debug.h.
7927 (expand_body): Use debug hook.
7928 * po/POTFILES.in: Remove dwarfout.h.
7930 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7932 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7933 * c-parse.in (yyerror, _yylex): Similarly.
7934 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7935 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7937 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7938 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7940 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7942 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7943 in-class declaration at -g1. Fixes c++/2814.
7945 2001-07-18 Richard Henderson <rth@redhat.com>
7947 * doc/md.texi (reload_in/out): Document restrictions in predicates
7948 and constraints for these patterns. Document empty string matching
7951 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7953 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7955 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7957 * cse.c: Undo my previous patch.
7959 2001-07-18 Tom Tromey <tromey@redhat.com>
7962 * configure: Rebuilt.
7963 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7965 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7967 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7968 Jan Hubicka <jh@suse.cz>
7970 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7971 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7972 * jump.c (mark_jump_label): Do not forward branches.
7974 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7976 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7977 when return value is unused.
7979 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7981 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7983 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7985 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7986 on error. We can't blindly return the result of
7987 pthread_mutex_trylock because it returns a positive number on
7988 error, while we must return -1 on error.
7989 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7991 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7993 2001-07-18 Andreas Jaeger <aj@suse.de>
7995 * integrate.c (output_inline_function): Correct type of debug_hooks.
7997 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7999 * combine.c (combine_simplify_rtx): DIV can be treated
8000 associatively for floats if unsafe math optimisations are enabled.
8002 2001-07-17 Richard Henderson <rth@redhat.com>
8004 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8006 2001-07-17 Richard Henderson <rth@redhat.com>
8008 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8009 don't force the function address into a register.
8010 (expand_call, emit_library_call_value_1): Update callers.
8011 * builtins.c (expand_builtin_apply): Likewise.
8012 * expr.h (prepare_call_address): Update decl.
8014 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8016 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8018 * config/i386/chorus.h: Move up.
8019 * config/sparc/chorus.h: Likewise.
8020 * config/rs6000/chorus.h: Likewise.
8021 * config/chorus.h: Moved here.
8023 2001-07-17 Andreas Schwab <schwab@suse.de>
8025 * configure.in (assembler eh_frame optimization): Handle big
8027 * configure: Regenerated.
8029 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8031 * expr.c (epxand_expr): Convert divisions into multiplications by
8032 reciprocals if -ffast-math.
8034 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8036 * dbxout.c (dbxout_really_begin_function): Rename to
8037 dbxout_begin_function.
8038 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8039 (dbxout_begin_function): Remove.
8040 (dbxout_function): Update.
8041 (dbxout_source_line): Update prototype.
8042 * dbxout.h (dbxout_begin_function): Remove.
8043 * debug.c (do_nothing_debug_hooks): Update.
8044 (debug_nothing_tree): Update.
8045 (debug_nothing_charstar_rtx): Remove.
8046 * debug.h (union tree_node): Declare.
8047 (struct rtx_def): Remove.
8048 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8049 begin_function. Change source_line prototype.
8050 (debug_nothing_tree): New.
8051 (debug_nothing_charstar_rtx): Delete.
8052 (dwarf2out_begin_prologue): Moved from ...
8054 * dwarf2out.c (dwarf2_debug_hooks): Update.
8055 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8056 debug info, call dwarf2out_source_line.
8057 (dwarf2out_souce_line): Update prototype.
8058 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8059 Change prototype, make static.
8060 (dwarfout_source_line): Update prototype.
8061 (dwarf_debug_hooks): Update.
8062 * dwarfout.h (dwarfout_begin_function): Remove.
8063 * final.c (final_start_function, final_scan_insn): Use appropriate
8064 debug hooks, update to use notice_source_line.
8065 (output_source_line): Rename notice_source_line. Don't call the
8066 source_line debug hook.
8067 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8068 make static, update prototype.
8069 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8071 (sdbout_end_prologue): New.
8072 (sdbout_source_line): Update prototype.
8073 (sdbout_debug_hooks): Update.
8074 (sdbout_symbol): Remove unused var.
8075 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8077 * varasm.c: Include debug.h.
8078 (assemble_start_function): Use begin_function debug_hook.
8079 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8080 update with prototype.
8081 (xcoffout_source_line): Update prototype.
8082 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8084 (xcoffout_source_line): Update prototype.
8086 2001-07-17 Richard Henderson <rth@redhat.com>
8088 * c-typeck.c (build_binary_op): Do not shorten unsigned
8089 right shift after sign extension.
8091 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8093 * combine.c (combine_simplify_rtx): Attempt to simplify
8094 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8096 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8097 (simplify_binary_operation, simplify_unary_operation,
8098 simplify_relational_operation): Use it.
8100 * combine.c (combine_simplify_rtx): Don't do associative law
8101 on divisions; allow associative law on floats.
8103 2001-07-17 H.J. Lu <hjl@gnu.org>
8104 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8106 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8107 ASM_OUTPUT_WEAK_ALIAS are defined.
8108 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8109 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8111 * config/mips/iris5.h: ... here.
8112 (HANDLE_SYSV_PRAGMA): Defined as 1.
8113 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8114 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8117 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8119 * c-parse.in (all_prefix_attributes): New variable.
8120 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8121 (maybe_resetattrs): New production.
8122 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8123 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8124 notype_initdcl, nested_function, notype_nested_function,
8125 component_decl, components, components_notype,
8126 component_declarator, component_notype_declarator,
8127 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8128 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8129 after a comma being applied to more than one declarator.
8130 * doc/extend.texi (Attribute Syntax): Update. Remove
8131 documentation of bugs that are no longer present.
8133 2001-07-13 Eric Christopher <echristo@redhat.com>
8135 * config/mips/mips.h: Change TUNE_MIPS* options to use
8137 (EXTRA_SPECS): Add cc1_cpu_spec.
8138 * config/mips/mips.md (muldf3): Fix typo.
8140 2001-07-16 Richard Henderson <rth@redhat.com>
8142 * config/m68k/m68k.c: Include expr.h and reload.h.
8143 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8144 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8146 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8147 Richard Henderson <rth@redhat.com>
8149 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8150 (insn_live_p): Fix fall off end of function.
8151 (dead_libcall_p): Remove COUNTS argument; update callers.
8152 (delete_trivially_dead_insns): Remove unused variables.
8154 2001-07-17 Andreas Jaeger <aj@suse.de>
8156 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8159 * lcm.c (optimize_mode_switching): Avoid warning for unused
8160 variable if !NORMAL_MODE.
8162 * flow.c (try_crossjump_to_edge): Remove unused variable.
8164 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8166 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8167 atexit declaration in stdlib.h.
8169 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8171 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8173 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8175 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8176 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8177 do rebuild_jump_labels instead of jump_optimize
8178 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8179 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8180 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8182 * flow.c: Include timevar.h
8183 (find_basic_block): Push/pop timevar;
8184 (cleanup_cfg): Likewise.
8185 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8186 * Makefile: Add dependencies on timevar.h
8188 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8189 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8191 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8192 * toplev.c (rest_of_compilation): Update calls.
8193 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8194 (delete_trivially_dead_insns): ... here; accept new argument
8195 preserve_basic_blocks; preserve basic blocks if set.
8197 * reg-stack.c (stack_regs_mentioned): Return 0 if
8198 stack_regs_mentioned_data is not initialized.
8199 (reg_to_stack): Make stack_regs_mentioned survive after the
8200 reg-stack is completted; do not call cleanup_cfg.
8201 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8202 make cleanup_cfg after bb-reorder to output to debug file.
8204 2001-07-16 Richard Henderson <rth@redhat.com>
8206 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8207 from int_reg_class_contents.
8209 2001-07-16 Richard Henderson <rth@redhat.com>
8211 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8212 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8213 (init_reg_sets_1): Move initialization from cse_main.
8214 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8215 (cse_main): Move its initialization also.
8216 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8217 * flow.c (propagate_one_insn): Likewise.
8218 * gcse.c (compute_hash_table): Likewise.
8219 (compute_kill_rd, compute_store_table): Likewise.
8220 * sched-deps.c (sched_analyze_1): Likewise.
8222 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8224 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8227 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8229 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8230 in if statement so we don't access undefined memory.
8232 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8234 * gcse.c: Update comment at top.
8235 Update comment on mem handling.
8236 mem_last_set, mem_first_set, mem_set_in_block: gone.
8237 Declaration of reg_set_info: gone.
8238 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8239 pointless with load_killed_in_block_p (they are *more*
8240 conservative then it, not less, and less accurate).
8241 (oprs_not_set_p): Ditto.
8242 (alloc_gcse_mem): Don't allocate mem_set_in_block
8243 (free_gcse_mem): Don't free it, either.
8244 (record_last_mem_set_info): Update comment in front, remove
8245 mem_*set_* stuff. Note the reason we don't handle stores directly
8247 (compute_hash_table): Update comments to reflect reality. Remove
8248 mem_*set_* references.
8249 (reset_opr_set_tables): Remove mem_*set_* references.
8251 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8252 (mark_clobber): Ditto (on both parts, we double set here too).
8253 (expr_killed_p): Remove mem_set_in_block test.
8254 (compute_transp): Remove mem_set_in_block test.
8256 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8257 of edge, and removal of phi alternative to dump file.
8258 (ssa_ccp_substitute_constants): Add note about register now being
8259 constant, and which uses were replaced in what insns to dump file.
8261 2001-07-16 Andreas Jaeger <aj@suse.de>
8263 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8264 variables of type HOST_WIDEST_INT.
8266 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8267 (__bb_exit_func): Correct type of count_max to avoid overflow.
8268 (num_digits): Handle long long argument.
8270 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8272 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8274 * output.h (sdb_begin_function_line): Restore as an extern
8276 * sdbout.c (sdb_begin_function_line): Make extern.
8278 2001-07-15 Richard Henderson <rth@redhat.com>
8280 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8281 * genrecog.c (maybe_both_true_mode): New.
8282 (maybe_both_true_2): Use it.
8283 (write_switch): Don't put Pmode in a switch.
8284 * rtl.c (mode arrays): Don't explicitly size them.
8286 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8288 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8289 handling; move unconditional splitting before mode switching.
8291 * i386.md (type): Add fistp type.
8292 (i387, length_attr, scheduling definitions): Handle this type.
8293 (fix_trunc?f?i2): Revamp to use mode switching.
8294 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8295 * i386.h (fp_cw_mode): New enum
8296 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8297 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8299 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8301 * Makefile.in (integrate.o): Add debug.h.
8302 * integrate.c (debug.h): Add.
8303 (output_inline_function): Save, reset, and restore debug_hooks.
8305 2001-07-15 Richard Henderson <rth@redhat.com>
8307 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8308 instead of COMPARE for the EQUIV expression.
8310 2001-07-15 Richard Henderson <rth@redhat.com>
8312 * flow.c (redirect_edge_and_branch_force): Initialize
8313 global_live_at_start and global_live_at_end.
8314 (allocate_bb_life_data): Export.
8315 * basic-block.h (allocate_bb_life_data): Declare.
8316 * toplev.c (rest_of_compilation): Call it.
8318 2001-07-15 Richard Henderson <rth@redhat.com>
8320 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8321 (alpha_tablejump_best_label): New.
8322 * config/alpha/alpha-protos.h: Declare them.
8323 * config/alpha/alpha.md: Use braced strings for code blocks.
8324 (tablejump_osf): Break out add with r29.
8325 (tablejump_osf_internal): Remove.
8326 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8327 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8329 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8331 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8334 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8336 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8337 (ix86_fp_jump_nontrivial_p): New.
8338 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8339 use ix86_fp_jump_nontrivial_p.
8340 * i386.c (ix86_fp_jump_nontrivial_p): New.
8341 (ix86_split_fp_branch): Accept code instead of rtx.
8342 (ix86_expand_compare): Expand comparison early in case
8343 doing so is resonably cheap.
8345 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8347 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8349 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8350 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8352 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8354 * dbxout.c (dbxout_source_line): Make static, update prototype.
8355 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8356 (dbxout_init, dbxout_finish, dbxout_source_line,
8357 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8358 * dbxout.h (dbxout_source_line): Delete.
8359 * debug.c (debug_nothing_file, debug_nothing_file_int,
8360 debug_nothing_file_charstar_rtx): New.
8361 (do_nothing_debug_hooks): Update.
8362 (debug_nothing_void, debug_nothing_charstar_rtx,
8363 dwarf2out_end_epilogue): New.
8364 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8365 * debug.h (struct rtx_def): Declare.
8366 (gcc_debug_hooks): New hooks source_line, end_epilogue
8368 (debug_nothing_void, debug_nothing_charstar_rtx,
8369 dwarf2out_end_epilogue): New.
8370 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8371 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8372 (dwarf2_debug_hooks): Update.
8373 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8374 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8375 * dwarf2out.h (dwarf2out_source_line): Remove.
8376 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8377 Make static, update prototype.
8378 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8379 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8380 (dwarf_debug_hooks): Update.
8381 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8382 dwarfout_end_function): Remove.
8383 * final.c (profile_function): Use debug hooks for ending functions
8385 (output_source_line, final_end_function): Update prototype,
8387 (final_start_function, final_scan_insn): Update.
8388 * output.h (sdb_begin_function_line): Remove.
8389 (final_end_function): Update prototype.
8390 * sdbout.c (sdb_begin_function_line): Make static.
8391 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8392 (sdbout_source_line): New.
8393 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8395 (sdb_debug_hooks): Update.
8396 (sdbout_init, sdbout_source_line,
8397 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8398 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8399 * toplev.c (compile_file, rest_of_compilation): Update.
8400 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8401 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8402 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8403 Update for prototype changes.
8404 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8405 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8407 2001-07-15 Richard Henderson <rth@redhat.com>
8409 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8410 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8411 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8412 * config/alpha/alpha.c: Likewise.
8413 * config/alpha/alpha.md: Likewise.
8414 * config/alpha/alpha32.h: Likewise.
8415 * config/alpha/vms.h: Likewise.
8418 2001-07-14 Richard Henderson <rth@redhat.com>
8420 * config/alpha/alpha.md: Use define_constants for unspec values.
8421 Substitute throughout.
8423 2001-07-14 Tim Josling <tej@melbpc.org.au>
8425 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8427 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8429 * pa.md: Remove unused constraints from define_split's.
8431 2001-04-14 Richard Henderson <rth@redhat.com>
8433 * ifcvt.c (find_cond_trap): Test for exit block.
8435 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8437 Re-install recently reverted patch.
8438 * emit-rtl.c (try_split): Update mark_jump_label call.
8439 * flow.c (find_sub_basic_blocks): Likewise.
8440 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8442 (mark_all_labels): Kill second parameter.
8443 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8444 (rebuild_jump_labels, jump_optimize_minimal): Update call
8446 (jump_optimize_1): Kill crossjumping code.
8447 (mark_jump_label): Kill cross_jump parameter.
8448 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8449 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8450 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8452 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8454 (dump_file_info): Likewise.
8455 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8456 reorganize passes to do reg-stack first, bb-reorder second.
8457 * invoke.texi (-d letters doc): Remove the jump2 pass.
8459 2001-07-14 Richard Henderson <rth@redhat.com>
8461 * ifcvt.c (find_cond_trap): New.
8462 (find_if_header): Call it.
8463 (merge_if_block): Relax existing jump sanity check.
8464 * jump.c (jump_optimize_1): Remove conditional trap handling.
8466 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8468 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8470 (insn_refs_are_delayed): Correct comment.
8471 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8472 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8473 instead of r31. Make associated insn !TARGET_64BIT, and
8474 provide an additional 64-bit insn that clobbers r2.
8476 (udivsi3): Likewise.
8478 (umodsi3): Likewise.
8480 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8482 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8484 * flow.c (redirect_edge_and_branch_force, split_edge,
8485 try_crossjump_to_edge): Use set_block_for_new_insns.
8486 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8488 2001-07-13 H.J. Lu (hjl@gnu.org)
8490 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8493 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8495 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8497 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8499 * c-common.c (decl_attributes): Take a pointer to the node to
8500 which attributes are to be attached, and a flags argument.
8501 * c-common.h (enum attribute_flags): New.
8502 (decl_attributes): Update prototype.
8503 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8504 finish_enum, start_function): Update calls to decl_attributes.
8505 * c-parse.in (component_declarator, component_notype_declarator,
8506 label): Update calls to decl_attributes.
8508 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8510 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8511 * config/avr/avr.c (legitimate_address_p): Return value changed
8512 from letter to register classes. For better debugging.
8514 2001-07-13 Kazu Hirata <kazu@hxi.com>
8516 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8518 2001-07-13 H.J. Lu (hjl@gnu.org)
8520 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8522 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8524 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8525 correctly for shared configurations.
8526 * config/t-libgcc-pic: New.
8527 * config/{i386,m68k,sparc}/t-openbsd: New.
8528 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8529 Support -shared. Support debugging libraries with -g.
8530 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8531 frame information does not emit pointer diffs.
8532 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8535 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8537 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8539 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8541 * combine.c (try_combine): Ensure const_int pow2 is positive.
8543 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8545 * config.gcc: Add configuration for s/390.
8546 * config/s390/s390.c: New. Subroutines for code generation.
8547 * config/s390/s390.h: New. Definitions for s/390.
8548 * config/s390/s390-protos.h: New. Prototypes.
8549 * config/s390/linux.h: New. Definitions for linux for s/390.
8550 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8551 * config/s390/t-linux: New. Makefile fragment.
8552 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8553 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8555 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8557 * emit-rtl.c (try_split): Update mark_jump_label call.
8558 * flow.c (find_sub_basic_blocks): Likewise.
8559 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8561 (mark_all_labels): Kill second parameter.
8562 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8563 (rebuild_jump_labels, jump_optimize_minimal): Update call
8565 (jump_optimize_1): Kill crossjumping code.
8566 (mark_jump_label): Kill cross_jump parameter.
8567 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8568 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8569 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8571 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8573 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8574 reorganize passes to do reg-stack first, bb-reorder second.
8575 * invoke.texi (-d letters doc): Remove the jump2 pass.
8577 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8579 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8581 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8583 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8585 (verify_flow_info): Make diagnostics prettier.
8587 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8589 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8591 * flow.c (outgoing_edges_match): Return early if condition reversal
8594 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8596 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8597 (mips_move_2words): When splitting a move into two instructions,
8598 prefix the second address operand with '%D'.
8600 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8602 * Makefile.in (final.o): Depend on debug.h.
8603 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8604 (dbx_debug_hooks): Add new hooks.
8605 (xcoff_debug_hooks): New.
8606 * debug.c (debug_nothing_file_int_int): New.
8607 (do_nothing_debug_hooks): Update.
8608 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8609 (debug_nothing_file_int_int): New.
8610 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8611 static, update prototype.
8612 (dwarf2_debug_hooks): Update.
8613 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8614 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8615 static, update prototype.
8616 (dwarf_debug_hooks): Update.
8617 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8618 * final.c: Include debug.h.
8619 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8620 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8621 static, update prototype.
8622 (sdb_debug_hooks): Update.
8623 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8624 * toplev.c: Distinguish between xcoff and dbx.
8626 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8627 Call all debug hooks, not just dwarf ones.
8629 2001-07-11 Timothy Wall <twall@redhat.com>
8631 * config.gcc: Add configuration for AIX5/IA64.
8632 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8633 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8634 support prefix/suffix code.
8635 * config/ia64/t-aix: New. Makefile fragment.
8636 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8638 2001-07-11 Kazu Hirata <kazu@hxi.com>
8640 * recog.c (validate_change): Fix a comment typo.
8642 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8644 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8645 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8647 * dbxout.c (dbx_debug_hooks): Add new hooks.
8648 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8650 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8652 * dbxout.h (dbxout_start_new_source_file,
8653 dbxout_resume_previous_source_file): Delete.
8654 * debug.c (do_nothing_debug_hooks): Add new hooks.
8655 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8656 (debug_nothing_int_charstar, debug_nothing_int): New.
8657 * debug.h (gcc_debug_hooks): New hooks define, undef,
8658 start_source_file and end_source_file.
8659 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8660 (debug_nothing_int_charstar, debug_nothing_int): New.
8661 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8662 the conditionally compiled section.
8663 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8664 dwarf2out_define, dwarf2out_undef): Make static.
8665 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8666 dwarf2out_define, dwarf2out_undef): Remove.
8667 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8668 (dwarfout_start_source_file, dwarfout_end_source_file,
8669 dwarfout_define, dwarfout_undef): Make static.
8670 (dwarfout_start_source_file_check,
8671 dwarfout_end_source_file_check): New.
8672 (dwarfout_define, dwarfout_finish): Update.
8673 * dwarfout.h (dwarfout_start_new_source_file,
8674 dwarfout_resume_previous_source_file, dwarfout_define,
8675 dwarfout_undef): Remove.
8676 * sdbout.c (sdb_debug_hooks): Add new hooks.
8677 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8679 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8680 make static, take an arg.
8681 * sdbout.h (sdbout_start_new_source_file,
8682 sdbout_resume_previous_source_file): Delete.
8683 * toplev.c (debug_start_source_file, debug_end_source_file,
8684 debug_define, debug_undef): Delete.
8685 * toplev.h (debug_start_source_file, debug_end_source_file,
8686 debug_define, debug_undef): Delete.
8688 * java/jcf-parse.c: Include debug.h.
8689 (parse_class_file): Update to use debug hooks directly.
8690 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8692 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8694 * alias.c (set_mem_alias_set): New function.
8695 * rtl.h (set_mem_alias_set): Declare it.
8696 * builtins.c (expand_builtin_return_addr): Call it instead of
8697 using MEM_ALIAS_SET accessor.
8698 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8699 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8700 (expand_builtin_va_copy):Likewise.
8701 * caller-save.c (setup_save_areas): Likewise.
8702 * calls.c (compute_argument_addresses): Likewise.
8703 * explow.c (set_mem_attributes): Likewise.
8704 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8705 (expand_assignment, store_constructor_field, store_field): Likewise.
8706 (expand_expr_unaligned): Likewise.
8707 * function.c (assign_stack_temp_for_type): Likewise.
8708 (put_reg_into_stack, gen_mem_addressof): Likewise.
8709 * ifcvt.c (noce_try_cmove_arith): Likewise.
8710 * reload1.c (reload, alter_reg): Likewise.
8711 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8712 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8713 (alpha_expand_unaligned_store): Likewise
8714 (alpha_expand_unaligned_load_words): Likewise.
8715 (alpha_expand_unaligned_store_words): Likewise.
8716 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8717 (alpha_expand_epilogue): Likewise.
8718 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8719 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8720 * config/i386/i386.c (legitimize_pic_address): Likewise.
8721 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8722 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8723 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8724 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8725 * config/mips/mips.c (mips_va_arg): Likewise.
8726 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8727 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8728 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8729 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8730 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8731 (rs6000_emit_epilogue): Likewise.
8732 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8733 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8734 * config/v850/v850.c (v850_va_arg): Likewise.
8736 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8738 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8739 when fallthru edge is present.
8740 (mege_blocks): Handle case where creation of jump insn
8743 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8744 CLEANUP_POST_REGSTACK): New constants.
8745 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8746 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8747 * output.h (cleanup_cfg): Update prototype.
8748 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8749 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8750 cleanup_cfg call; kill missleading comment.
8751 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8752 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8753 parameter; control optimizations performed using it.
8754 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8755 try_crossjump_bb): New functions.
8757 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8759 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8761 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8762 pa_output_function_prologue.
8763 * pa-protos.h (pa_output_function_prologue): New prototype.
8765 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8767 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8768 and low to get correct sign extension in low+high test.
8770 2001-07-11 Janis Johnson <janis@us.ibm.com>
8772 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8773 for large hit count.
8775 * profile.c (branch_prob): Fix .bbg info for computed gotos
8778 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8780 * stmt.c (parse_output_constraint): New function, split out
8782 (expand_asm_operands): ... here. Use parse_output_constraint.
8783 * tree.h (parse_output_constraint): Declare it.
8785 2001-07-11 Richard Henderson <rth@redhat.com>
8787 * bitmap.c: Comment some functions; fiddle whitespace.
8788 (bitmap_free): Don't export.
8789 (bitmap_element_allocate): Use memset.
8790 * bitmap.h (bitmap_free): Don't declare.
8792 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8794 * gcse.c, lcm.c, sched-deps.c:
8795 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8797 * flow.c (flow_loops_find): Free dom if we found no loops, since
8798 we aren't going to save it.
8800 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8803 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8805 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8807 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8809 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8810 #ifndef DWARF2_DEBUGGING_INFO.
8812 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8814 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8816 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8818 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8819 reverse a branch if a NE comparison is implemented with GTU.
8821 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8822 H.J. Lu <hjl@gnu.org>
8824 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8826 (call_internal2): Likewise.
8827 (call_value_internal1): Likewise.
8828 (call_value_internal2): Likewise.
8829 (call_value_multiple_internal1): Likewise.
8830 (call_value_multiple_internal2): Likewise.
8832 2001-07-10 Kazu Hirata <kazu@hxi.com>
8834 * calls.c (emit_library_call_value_1): Fix a comment typo.
8835 * dwarf2out.c (mem_loc_descriptor): Likewise.
8836 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8838 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8840 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8842 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8844 * recog.c (offsettable_address_p): Handle LO_SUM case.
8845 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8846 instead of plus_constant.
8848 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8850 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8851 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8853 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8855 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8856 adjust_address_nv instead of plus_constant.
8858 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8860 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8861 dwarf2out.o): Depend on debug.h, wrap long lines.
8862 * dbxout.c: Include debug.h.
8863 (dbx_debug_hooks): New.
8864 (dbxout_init): Make static, take just 2 args.
8865 (dbxout_finish): Make static.
8866 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8867 * debug.c: New file.
8868 * debug.h: New file.
8869 * dwarf2out.c: Include debug.h.
8870 (dwarf2_debug_hooks): New.
8871 (dwarf2out_init): Make static.
8872 (dwarf2out_finish): Make static, take 2 args.
8873 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8874 * dwarfout.c: Include debug.h.
8875 (dwarf_debug_hooks): New.
8876 (dwarfout_init): Make static.
8877 (dwarfout_finish): Make static, take 2 args.
8878 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8879 * sdbout.c: Include debug.h.
8880 (sdb_debug_hooks): New.
8881 (sdbout_init): Make static, take 2 args.
8882 * sdbout.h (sdbout_init): Delete.
8883 * toplev.c: Include debug.h.
8885 (compile_file): Set deubg_hooks based on command line options.
8886 Use the hooks unconditionally rather than conditional compilation.
8888 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8890 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8891 first_insn_after_basic_block_note instead.
8893 * df.c (df_bb_refs_unlink): #if 0 out for now.
8895 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8897 * ssa.h: Add prototype for ssa_const_prop
8898 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8899 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8900 (ssa_fast_dce): Remove unused variable
8902 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8904 * diagnostic.c (finish_diagnostic): Rename to
8905 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8908 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8910 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8913 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8914 (dump_file): Only pad the demangled name with spaces if the
8915 mangled name was padded with spaces.
8917 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8919 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8922 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8924 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8925 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8928 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8929 whether can put offset inside LO_SUM to check mode alignment, not size.
8931 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8933 * doc/tm.texi (Misc): Fix thinko.
8935 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8937 * regmove.c (replace_in_call_usage): Fix warnings.
8938 * sched-deps.c (add_dependence): Fix warnings.
8939 * simplify-rtx.c (simplify_subreg): Likewise.
8940 Return NULL_RTX instead of NULL.
8942 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8943 (subst_asm_stack_regs): Likewise.
8945 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8948 * dwarf2out.c (output_call_frame_info): Declare i as int.
8949 (build_abbrev_table): Declare n_alloc as int.
8950 (dwarf2out_finish): Initialize die.
8951 * except.c: Declare sjlj_funcdef_number as unsigned.
8952 (connect_post_landing_pads): Declare j as unsigned.
8953 (convert_to_eh_region_ranges): Initialize call_site.
8954 (output_function_exception_table): Initialize tt_format_size.
8955 * expr.c (move_by_pieces_1): Initialize to1.
8956 (store_constructor): Initialize minelt and maxelt.
8957 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8958 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8960 * c-decl.c (combine_parm_decls): Unused, remove.
8961 * c-tree.h: Remove prototype for combine_parm_decls.
8963 * reload.c (push_reload): Fix warning.
8964 (regno_clobbered_p): Likewise.
8965 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8966 (reload_combine): Likewise.
8968 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8969 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8971 * bitmap.c (bitmap_operation): Change user.
8972 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8974 2001-07-10 Eric Christopher <echristo@redhat.com>
8976 * config/mips/mips.c (override_options): Fix typo.
8978 2001-07-09 Stan Shebs <shebs@apple.com>
8980 * target.h (struct gcc_target): New fields init_builtins and
8982 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8983 (TARGET_EXPAND_BUILTIN): New macro.
8984 (TARGET_INITIALIZER): Add them.
8985 * builtins.c: Include target.h.
8986 (expand_builtin): Use targetm.expand_builtin.
8987 (default_init_builtins): New function.
8988 (default_expand_builtin): New function.
8989 * expr.h (default_init_builtins): Declare.
8990 (default_expand_builtin): Declare.
8991 * c-common.c (c_common_nodes_and_builtins): Use
8992 targetm.init_builtins.
8993 * defaults.h (MD_INIT_BUILTINS): Remove.
8994 * Makefile.in (builtins.o): Depend on target.h.
8996 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8997 (TARGET_EXPAND_BUILTIN): Define.
8998 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8999 (MD_EXPAND_BUILTIN): Remove.
9001 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9002 (TARGET_EXPAND_BUILTIN): Define.
9003 (c4x_init_builtins): Make endlink arg a local.
9004 (c4x_print_operand): Fix typos in adjust_address usages.
9005 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9006 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9007 (MD_EXPAND_BUILTIN): Remove.
9009 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9010 (TARGET_EXPAND_BUILTIN): Define.
9011 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9012 (ix86_init_builtins): Call new function only if TARGET_MMX.
9013 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9014 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9015 (MD_EXPAND_BUILTIN): Remove.
9017 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9018 (TARGET_EXPAND_BUILTIN): Define.
9019 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9020 (MD_EXPAND_BUILTIN): Remove.
9022 * doc/tm.texi: Document these changes.
9024 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9026 * basic-block.h (tree_node): Forward declare if needed.
9027 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9028 (BLOCK_HEAD_TREE): Define.
9029 (BLOCK_END_TREE): Define.
9030 (struct loops): Rename field 'tree' to 'tree_root'.
9031 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9033 (flow_loops_tree_build): Rename reference to field 'tree' to
9035 (flow_loops_level_compute): Ditto.
9036 * predict.c (estimate_bb_frequencies): Ditto.
9037 * tree.h (struct tree_common): Add field 'aux'.
9039 2001-07-09 Stan Shebs <shebs@apple.com>
9041 * config/darwin.c (darwin_encode_section_info): Don't mark any
9042 DECL_EXTERNAL node as defined.
9044 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9046 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9047 pa_free_machine_status, hppa_init_pic_save): Delete.
9048 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9049 (hppa_profile_hook): Use hppa_pic_save_rtx.
9050 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9051 hppa_init_pic_save): Delete.
9052 (hppa_pic_save_rtx): Declare.
9053 * pa.md (call, call_value, sibcall, sibcall_value,
9054 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9056 2001-07-09 Kazu Hirata <kazu@hxi.com>
9058 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9059 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9061 2001-07-09 Andreas Jaeger <aj@suse.de>
9063 * output.h: Add declaration of final_forward_branch_p.
9065 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9067 * varray.c: Include errors.h for internal_error and trim_filename
9070 * Makefile.in (varray.o): Add errors.h.
9072 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9074 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9075 * optabs.c (have_add2_insn): Check whether the add insn chosen
9076 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9077 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9079 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9081 * Makefile.in (OBJS): Add ssa-ccp.o
9082 (ssa-ccp.o): Add dependencies.
9083 * toplev.c (DFI_ssa_ccp): New dump file enum.
9084 (dump_file): Add entry for dumping after SSA CCP.
9085 (flag_ssa_ccp): New flag variable.
9086 (f_options): Add -fssa-ccp.
9087 (rest_of_compilation): Run SSA CCP if requested.
9088 * timevar.def (TV_SSA_CCP): New timevar.
9089 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9090 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9091 Fix minor typo in SSA DCE documentation.
9092 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9093 Add documentation for new dump option. Renumber dump files
9096 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9098 * emit-rtl.c (gen_highpart_mode): New.
9099 * rtl.h (gen_highpart_mode): Declare.
9100 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9101 operand can be VOIDmode constant.
9103 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9105 * flow.c (redirect_edge_and_branch_force): New.
9106 (can_fallthru): Ensure that basic blocks are succeeding.
9107 (try_optimize_cfg): Do not delete basic block if it is the last one.
9109 * flow.c (try_redirect_by_replacing_jump): Do not remove
9110 jumps with side effects, unlink chain on fallthru edge;
9111 set block for new jump instruction; avoid basic block to
9112 over by line number note.
9114 * flow.c (try_simplify_condjump): Verify that the condjump
9115 is not always falling trought.
9118 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9120 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9121 (try_redirect_by_replacing_jump): Update properly the count
9122 and frequency information.
9124 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9126 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9127 address that is a LO_SUM specially.
9128 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9130 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9132 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9133 (operand_subword): Use them.
9134 (change_address_1): Renamed from change_address; new arg VALIDATE.
9135 * expr.h: Reflect above changes; change_address now macro.
9136 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9138 * cselib.c (add_mem_for_addr): Likewise.
9139 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9140 * regmove.c (try_apply_stack_adjustment): Likewise.
9141 * reload.c (push_reload, make_memloc): Likewise.
9142 * reload1.c (eliminate_regs): Likewise.
9143 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9144 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9146 * combine.c (make_extraction, simplify_shift_const): Likewise.
9147 (gen_lowpart_for_combine): Likewise.
9148 * cse.c (gen_lowpart_if_possible): Likewise.
9149 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9150 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9151 * optabs.c (gen_move_insn): Likewise.
9152 * reload1.c (alter_reg): Likewise.
9153 * simplify-rtx.c (simplify_subreg): Likewise.
9154 * stmt.c (expand_anon_union_decl): Likewise.
9155 * recog.c (validate_replace_rtx_1): Likewise.
9157 * Makefile.in (recog.o): Add $(EXPR_H).
9158 * explow.c (stabilize): Call replace_equiv_address.
9159 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9160 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9162 2001-07-03 Andrew Haley <aph@redhat.com>
9164 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9165 the mode of the memory location.
9167 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9169 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9171 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9173 * final.c (output_addr_const): Use target opening and
9174 closing parentheses.
9175 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9176 defaults, add to TARGET_ASM_OUT.
9177 * target.h (struct gcc_target): Add open_paren and close_paren.
9178 * doc/md.texi: Update.
9179 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9180 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9181 TARGET_ASM_CLOSE_PAREN.
9182 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9184 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9186 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9187 * config/a29k/a29k.h: Similarly.
9188 * config/alpha/alpha.h: Similarly.
9189 * config/arc/arc.h: Similarly.
9190 * config/arm/aof.h: Similarly.
9191 * config/arm/aout.h: Similarly.
9192 * config/avr/avr.h: Similarly.
9193 * config/c4x/c4x.h: Similarly.
9194 * config/clipper/clipper.h: Similarly.
9195 * config/convex/convex.h: Similarly.
9196 * config/d30v/d30v.h: Similarly.
9197 * config/dsp16xx/dsp16xx.h: Similarly.
9198 * config/elxsi/elxsi.h: Similarly.
9199 * config/fr30/fr30.h: Similarly.
9200 * config/h8300/h8300.h: Similarly.
9201 * config/i370/i370.h: Similarly.
9202 * config/i386/i386.h: Similarly.
9203 * config/i860/i860.h: Similarly.
9204 * config/i960/i960.h: Similarly.
9205 * config/ia64/ia64.h: Similarly.
9206 * config/m32r/m32r.h: Similarly.
9207 * config/m68hc11/m68hc11.h: Similarly.
9208 * config/m68k/m68k.h: Similarly.
9209 * config/m88k/m88k.h: Similarly.
9210 * config/mcore/mcore.h: Similarly.
9211 * config/mips/mips.h: Similarly.
9212 * config/mn10200/mn10200.h: Similarly.
9213 * config/mn10300/mn10300.h: Similarly.
9214 * config/ns32k/ns32k.h: Similarly.
9215 * config/pa/pa.h: Similarly.
9216 * config/pdp11/pdp11.h: Similarly.
9217 * config/pj/pj.h: Similarly.
9218 * config/romp/romp.h: Similarly.
9219 * config/rs6000/rs6000.h: Similarly.
9220 * config/sh/sh.h: Similarly.
9221 * config/sparc/sparc.h: Similarly.
9222 * config/v850/v850.h: Similarly.
9223 * config/vax/vax.h: Similarly.
9224 * config/we32k/we32k.h: Similarly.
9226 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9228 * doc/c-tree.texi: Document representation of attributes.
9230 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9232 * doc/tm.texi: Update some places for the rename of target to
9235 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9237 * target.h (struct gcc_target): Add insert_attributes.
9238 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9239 (TARGET_INITIALIZER): Update.
9240 * tree.c, tree.h (default_insert_attributes): New function.
9241 Update comments on other default functions to refer to targetm,
9243 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9244 TARGET_INSERT_ATTRIBUTES.
9245 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9246 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9247 Don't use PRAGMA_INSERT_ATTRIBUTES.
9248 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9249 * c-decl.c (start_decl, start_function): Don't call
9250 SET_DEFAULT_DECL_ATTRIBUTES.
9251 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9252 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9254 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9255 (c4x_check_attribute): Avoid modifying attribute list itself.
9256 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9258 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9259 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9261 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9262 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9264 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9265 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9267 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9268 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9269 Adjust parameters. Make static.
9271 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9273 * c-common.c (decl_attributes): Only take a single attributes
9275 * c-common.h (decl_attributes): Update prototype.
9276 * c-decl.c (start_decl, start_function): Only take a single
9277 attributes parameter. Update calls to decl_attributes.
9278 (finish_struct, finish_enum): Update calls to decl_attributes.
9279 (push_parm_decl): Expect unified list of attributes. Update call
9281 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9282 notype_nested_function, component_declarator,
9283 component_notype_declarator, label): Update calls to
9285 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9286 lists that are passed to push_parm_decl.
9287 * c-tree.h (start_function, start_decl): Update prototypes.
9288 * config/sh/sh-protos.h, config/sh/sh.c
9289 (sh_pragma_insert_attributes): Only take a single attributes
9291 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9292 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9293 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9294 build_module_descriptor, generate_static_references,
9295 generate_strings, build_selector_translation_table,
9296 generate_descriptor_table, generate_protocols,
9297 generate_ivars_list, generate_dispatch_table,
9298 generate_protocol_list, generate_category,
9299 generate_shared_structures, really_start_method, add_objc_decls,
9300 generate_classref_translation_entry): Update calls to start_decl
9302 (build_tmp_function_decl, start_method_def): Unify attribute lists
9303 that are passed to push_parm_decl.
9305 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9307 * final.c (no_asm_to_stream): New.
9308 (final_scan_insn): Use target structures for prologue ends
9309 and epilogue starts.
9310 * output.h (no_asm_to_stream): New.
9311 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9312 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9313 (TARGET_ASM_OUT): Update.
9314 * target.h (struct gcc_target): New members function_end_prologue
9315 and function_begin_epilogue.
9316 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9317 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9318 * config/alpha/alpha.c (output_end_prologue): Rename to
9319 alpha_output_function_end_prologue. Use in target struct
9321 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9322 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9323 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9324 ia64_output_function_end_prologue. Use in target struct
9326 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9327 mistyped prototypes.
9328 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9329 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9331 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9332 an use in target struct, make static.
9333 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9336 2001-07-08 Richard Henderson <rth@redhat.com>
9338 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9340 2001-07-08 Richard Henderson <rth@redhat.com>
9342 * config/i386/i386.md: Remove constraints strings from define_split
9343 and define_peephole2 patterns.
9344 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9345 (eh_return): Use them.
9347 2001-07-08 Richard Henderson <rth@redhat.com>
9349 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9350 Document MD_FALLBACK_FRAME_STATE_FOR.
9352 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9354 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9355 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9357 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9359 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9361 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9362 of the label inside NAME as opposed to just the end of NAME.
9364 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9366 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9367 * config/alpha/alpha.c (alpha_init_machine_status,
9368 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9369 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9370 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9371 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9373 2001-07-06 Stan Shebs <shebs@apple.com>
9375 * target.h (targetm): Rename global from "target", so as not to
9376 conflict with local variables.
9378 * c-typeck.c: Ditto.
9382 * cp/decl2.c: Ditto.
9383 * cp/typeck.c: Ditto.
9384 * 1750a/1750a.c: Ditto.
9385 * a29k/a29k.c: Ditto.
9389 * clipper/clipper.c: Ditto.
9390 * convex/convex.c: Ditto.
9391 * d30v/d30v.c: Ditto.
9392 * dsp16xx/dsp16xx.c: Ditto.
9393 * elxsi/elxsi.c: Ditto.
9394 * fr30/fr30.c: Ditto.
9395 * h8300/h8300.c: Ditto.
9396 * i370/i370.c: Ditto.
9397 * i386/i386.c: Ditto.
9398 * i860/i860.c: Ditto.
9399 * i960/i960.c: Ditto.
9400 * ia64/ia64.c: Ditto.
9401 * m32r/m32r.c: Ditto.
9402 * m68hc11/m68hc11.c: Ditto.
9403 * m68k/m68k.c: Ditto.
9404 * m88k/m88k.c: Ditto.
9405 * mips/mips.c: Ditto.
9406 * ns32k/ns32k.c: Ditto.
9408 * pdp11/pdp11.c: Ditto.
9409 * romp/romp.c: Ditto.
9410 * rs6000/rs6000.c: Ditto.
9412 * sparc/sparc.c: Ditto.
9414 * we32k/we32k.c: Ditto.
9415 * doc/tm.texi: Update the manual to match.
9417 2001-07-06 Richard Henderson <rth@redhat.com>
9419 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9420 DWARF2_UNWIND_INFO not just whether it is defined.
9422 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9424 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9425 call to simplify_binary_operation returns a new pattern.
9427 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9429 * glimits.h (__SHRT_MAX__): New.
9430 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9431 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9433 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9435 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9438 2001-07-06 Richard Henderson <rth@redhat.com>
9440 * bitmap.c (bitmap_release_memory): Move adjacent to the
9441 allocation functions.
9442 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9443 the implementation. Binary search for the set bit.
9444 (bitmap_union_of_diff): Allocate the temporary on the stack
9445 instead of using xmalloc.
9447 2001-07-06 Richard Henderson <rth@redhat.com>
9449 * genrecog.c (validate_pattern): Warn for constraints in
9450 define_{expand,split,peephole2}. Remove strict_low_part
9451 before looking up match_dup.
9453 2001-07-06 DJ Delorie <dj@redhat.com>
9455 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9456 chapter about various build hints and history. Add section
9457 talking about the various types of native and cross builds.
9459 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9461 * Makefile.in (final.o): Depend on target.h.
9462 * final.c: Include target.h.
9463 (default_function_pro_epilogue): New.
9464 (final_start_function): Use target structure for function prologues.
9465 (final_end_function): Use target structure for function epilogues.
9466 * fold-const.c (real_hex_to_f): Constify s and p.
9467 * output.h (default_function_pro_epilogue): New.
9468 * real.h (real_hex_to_f): Update prototype.
9469 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9470 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9471 (TARGET_INITIALIZER): Update.
9472 * target.h (gcc_target): Add struct asm_out.
9473 * doc/tm.texi: Update.
9476 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9477 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9478 in cpu/cpu.c, or rename old functions consistently. Take
9479 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9480 redundant macros and prototypes. Make new functions static.
9482 * 1750a/1750a.c: Similarly.
9483 * 1750a/1750a.h: Similarly.
9484 * a29k/a29k-protos.h: Similarly.
9485 * a29k/a29k.c: Similarly.
9486 * a29k/a29k.h: Similarly.
9487 * arc/arc-protos.h: Similarly.
9488 * arc/arc.c: Similarly.
9489 * arc/arc.h: Similarly.
9490 * arm/arm-protos.h: Similarly.
9491 * arm/arm.c: Similarly.
9492 * arm/arm.h: Similarly.
9493 * avr/avr-protos.h: Similarly.
9494 * avr/avr.c: Similarly.
9495 * avr/avr.h: Similarly.
9496 * clipper/clipper-protos.h: Similarly.
9497 * clipper/clipper.c: Similarly.
9498 * clipper/clipper.h: Similarly.
9499 * convex/convex.c: Similarly.
9500 * convex/convex.h: Similarly.
9501 * d30v/d30v-protos.h: Similarly.
9502 * d30v/d30v.c: Similarly.
9503 * d30v/d30v.h: Similarly.
9504 * d30v/d30v.md: Similarly.
9505 * dsp16xx/dsp16xx-protos.h: Similarly.
9506 * dsp16xx/dsp16xx.c: Similarly.
9507 * dsp16xx/dsp16xx.h: Similarly.
9508 * elxsi/elxsi.c: Similarly.
9509 * elxsi/elxsi.h: Similarly.
9510 * fr30/fr30.c: Similarly.
9511 * fr30/fr30.md: Similarly.
9512 * h8300/h8300-protos.h: Similarly.
9513 * h8300/h8300.c: Similarly.
9514 * h8300/h8300.h: Similarly.
9515 * i370/i370-protos.h: Similarly.
9516 * i370/i370.c: Similarly.
9517 * i370/i370.h: Similarly.
9518 * i386/i386.c: Similarly.
9519 * i386/osf1elf.h: Similarly.
9520 * i386/osfrose.h: Similarly.
9521 * i860/i860-protos.h: Similarly.
9522 * i860/i860.c: Similarly.
9523 * i860/i860.h: Similarly.
9524 * i960/i960-protos.h: Similarly.
9525 * i960/i960.c: Similarly.
9526 * i960/i960.h: Similarly.
9527 * ia64/ia64-protos.h: Similarly.
9528 * ia64/ia64.c: Similarly.
9529 * ia64/ia64.h: Similarly.
9530 * m32r/m32r-protos.h: Similarly.
9531 * m32r/m32r.c: Similarly.
9532 * m32r/m32r.h: Similarly.
9533 * m68hc11/m68hc11-protos.h: Similarly.
9534 * m68hc11/m68hc11.c: Similarly.
9535 * m68hc11/m68hc11.h: Similarly.
9536 * m68k/crds.h: Similarly.
9537 * m68k/dpx2.h: Similarly.
9538 * m68k/m68k-protos.h: Similarly.
9539 * m68k/m68k.c: Similarly.
9540 * m68k/m68k.h: Similarly.
9541 * m68k/news.h: Similarly.
9542 * m88k/m88k-protos.h: Similarly.
9543 * m88k/m88k.c: Similarly.
9544 * m88k/m88k.h: Similarly.
9545 * mips/mips-protos.h: Similarly.
9546 * mips/mips.c: Similarly.
9547 * mips/mips.h: Similarly.
9548 * ns32k/merlin.h: Similarly.
9549 * ns32k/ns32k.c: Similarly.
9550 * ns32k/ns32k.h: Similarly.
9551 * ns32k/tek6000.h: Similarly.
9552 * pa/pa-protos.h: Similarly.
9553 * pa/pa.c: Similarly.
9554 * pa/pa.h: Similarly.
9555 * pdp11/2bsd.h: Similarly.
9556 * pdp11/pdp11-protos.h: Similarly.
9557 * pdp11/pdp11.c: Similarly.
9558 * pdp11/pdp11.h: Similarly.
9559 * romp/romp-protos.h: Similarly.
9560 * romp/romp.c: Similarly.
9561 * romp/romp.h: Similarly.
9562 * rs6000/rs6000-protos.h: Similarly.
9563 * rs6000/rs6000.c: Similarly.
9564 * rs6000/rs6000.h: Similarly.
9565 * rs6000/sysv4.h: Similarly.
9566 * sh/sh-protos.h: Similarly.
9567 * sh/sh.c: Similarly.
9568 * sh/sh.h: Similarly.
9569 * sparc/sparc-protos.h: Similarly.
9570 * sparc/sparc.c: Similarly.
9571 * sparc/sparc.h: Similarly.
9572 * vax/vax.c: Similarly.
9573 * vax/vax.h: Similarly.
9574 * vax/vms.h: Similarly.
9575 * we32k/we32k.c: Similarly.
9576 * we32k/we32k.h: Similarly.
9578 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9580 * basic-block.h (first_insn_after_basic_block_note): Declare.
9581 * flow.c (first_insn_after_basic_block_note): Define. Moved
9583 * ssa.c (first_insn_after_basic_block_note): Remove.
9584 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9586 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9587 nodes when we find a dead conditional branch. Insert BARRIERs
9588 after any blocks with no successors, but which do not have
9591 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9593 * varray.c (varray_check_failed): Use internal_error.
9595 2001-07-05 Andrew Haley <aph@redhat.com>
9597 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9598 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9599 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9601 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9603 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9604 reference if the target constant is also a SYMBOL_REF.
9606 2001-07-05 Eric Christopher <echristo@redhat.com>
9608 * config/mips/mips.h (MASK_MIPS3900): Remove.
9609 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9610 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9611 (TARGET_MIPS3900): Change to use mips_arch.
9612 (TARGET_MIPS4000): New.
9613 (TARGET_MIPS4100): New.
9614 (TARGET_MIPS4300): New.
9615 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9616 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9618 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9619 (ISA_HAS_BRANCHLIKELY): To here.
9620 (CC1_CPU_SPEC): New.
9621 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9622 (mips_arch_string): Declare.
9623 (mips_arch): Declare.
9624 (TARGET_OPTIONS): Add -march and -mtune.
9626 * config/mips/mips.c (mips_arch_string): New.
9628 (override_options): Handle -march for codegen and -mtune
9629 for scheduling. Use mips_arch. Move tx39 target default here.
9630 (mips_parse_cpu): Move error message to override_options.
9632 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9634 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9636 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9637 (MIPS Options): Ditto. Change mcpu entry to historical text.
9639 2001-07-05 H.J. Lu (hjl@gnu.org)
9641 * config/mips/mips.c (mips_parse_cpu): New function to parse
9644 2001-07-05 Jim Wilson <wilson@redhat.com>
9646 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9647 * config/ia64/t-ia64: Likewise.
9648 (LIB1ASMFUNCS): Update comment.
9650 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9652 * doc/install.texi (Install GCC: Binaries): Fix typo.
9654 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9656 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9657 reference using the stack pointer, adjust it since we push Y
9659 ("*ashrsi3"): Likewise.
9660 ("*lshrsi3"): Likewise.
9662 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9664 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9665 when -fomit-frame-pointer is used.
9667 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9669 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9670 (try_redirect_by_replacing_jump): Reverse updating properly the
9671 count and frequency information. Reverse removing cc0 setter.
9672 (forwarder_block_p): Reverse fixing for fallthru blocks.
9674 2001-07-05 DJ Delorie <dj@redhat.com>
9676 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9677 (translate_options): If the above is defined, use it to map
9678 given options to new options.
9679 * doc/tm.texi: Document it.
9681 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9682 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9684 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9685 cause programs using computed gotos to run more slowly.
9687 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9689 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9691 Consistently require binutils 2.11.2, not prereleases.
9692 (Specific, decstation-*): Canonicalize as mips-dec-*.
9693 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9695 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9696 (Specific, mips-*): Reword MIPS C compiler requirements.
9697 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9698 (Specific, sunv5): Removed, obsolete.
9700 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9702 * dwarf2out.c (output_loc_list): Use an all ones mask for
9703 .text asm output and don't rely on long long
9704 literals. Reformat some long lines.
9706 2001-07-05 Andreas Jaeger <aj@suse.de>
9708 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9711 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9713 * dwarf2out.c (dwarf2out_define): Update comment.
9714 (dwarf2out_undef): Ditto.
9715 (dwarf2out_start_source_file): Ditto.
9716 (dwarf2out_end_source_file): Ditto.
9717 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9718 since we never call the start/end debug hook for the primary file.
9720 2001-07-04 Kazu Hirata <kazu@hxi.com>
9722 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9725 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9727 * cppinit.c (remove_dup_dirs): Inform if a system include
9728 directory is being reordered.
9729 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9731 * doc/cpp.texi (Search Paths): Likewise.
9732 * doc/gcc.texi (Interoperation): Remove information about
9735 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9737 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9738 (VARRAY_TOP_CHAR_PTR): Likewise.
9740 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9742 * gcc.c (process_command): Don't assign elements of a const char*.
9744 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9746 * emit-rtl.c (change_address): Don't abort if invalid address while
9747 reload is in progress.
9749 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9751 * c-lex.c (cb_file_change): Pass line number to
9752 debug_start_source_file.
9753 (cb_undefine): Pass correct line number to debug_undef.
9755 * toplev.c (debug_start_source_file): Add line number to
9756 parameters. Pass it along to dwarf2out_start_source_file.
9757 (decode_g_option): Stop resetting debug level back to normal when
9758 we change debug formats, unless the current level is
9759 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9762 * toplev.h (debug_start_source_file): Add line number to
9765 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9768 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9770 Output debug_macinfo data for starting file if requested.
9771 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9773 (dwarf2out_define): Output debug_macinfo data for defining a macro
9775 (dwarf2out_undef): Output debug_macinfo data for undefining a
9777 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9778 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9779 (macinfo_section_label): New. DWARF2 macro info section label.
9780 (dwarf2out_init): If we want macro info, output the start label
9782 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9783 attribute to the compilation unit die pointing to the macro info.
9785 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9787 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9788 DWARF2_DEBUGGING_INFO.
9789 (add_loc_descr_to_loc_list): Ditto.
9790 (output_loc_list): Ditto.
9791 Also, fix thinko in curr not being initialized.
9792 (gen_internal_sym): Ditto.
9794 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9796 * emit-rtl.c (replace_equiv_address): New function.
9797 * expr.h (replace_equiv_address): New declaration.
9798 * explow.c (validize_mem): Call it instead of change_address and
9799 also call if -fforce-addr and address is constant.
9800 * expr.c: Replace more calls to change_address with adjust_address
9801 and/or replace_equiv_address or to validize_mem.
9802 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9803 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9804 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9805 * config/i370/i370.md, config/i860/i860.md: Likewise.
9806 * config/i960/i960.md, config/mips/mips.c: Likewise.
9807 * config/mips/mips.md, config/pa/pa.md: Likewise.
9808 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9809 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9811 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9813 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9815 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9818 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9820 * doc/include: New directory.
9821 * doc/fdl.texi: Move to doc/include/fdl.texi.
9822 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9823 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9824 * doc/gcc.texi: Use funding.texi and gpl.texi.
9825 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9826 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9827 Update dependencies and use -I $(docdir)/include.
9829 2001-07-04 Anthony Green <green@redhat.com>
9831 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9833 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9835 * doc/install.texi (sparc64-*-*): Remove garbage.
9837 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9839 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9840 Fix typo in last change to use adjust_address.
9842 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9844 * doc/install.texi (Specific): Update information for *-*-solaris*.
9846 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9848 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9850 2001-07-03 Stan Shebs <shebs@apple.com>
9852 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9853 case for flag_no_mach_text_sections.
9854 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9855 * config/darwin.c (flag_no_mach_text_sections): Remove.
9856 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9858 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9860 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9861 and avoid checking for constant as first operand.
9862 * recog.c (find_constant_term_loc): No longer static.
9863 (adj_offettable_operand): Delete.
9864 * rtl.h (adj_offsettable_operand): Delete declaration.
9865 (find_constant_term): Add declaration.
9866 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9868 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9869 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9870 * config/i386/i386.c, config/i386/i386.md: Likewise.
9871 * config/i860/i860.c, config/i960/i960.c: Likewise.
9872 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9873 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9874 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9875 * config/mips/mips.c, config/mips/mips.md: Likewise.
9876 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9877 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9878 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9879 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9880 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9881 * config/ns32k/ns32k.md: Likewise.
9883 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9885 * rtl.c (copy_rtx): Handle 'T' format letter.
9886 * gensupport.c (collect_insn_data): Likewise.
9887 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9889 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9891 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9892 -B option. Use 'dir' not 'foo' as example directory name.
9894 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9896 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9897 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9899 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9901 * doc/cppinternals.texi: Improve formatting and logical markup.
9903 2001-07-03 Andreas Jaeger <aj@suse.de>
9905 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9907 * genrecog.c (write_header): Include reload.h for prototypes in
9910 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9913 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9914 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9915 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9916 i386_pe_valid_type_attribute_p): Add.
9917 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9918 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9920 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9922 * explow.c (plus_constant_wide, case LO_SUM): New case.
9923 (plus_constant_for_output_wide): Delete.
9924 * rtl.h (plus_constant_for_output): Delete.
9925 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9926 instead of plus_constant_for_output.
9927 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9928 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9929 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9930 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9931 * config/sparc/sparc.md: Likewise.
9932 Convert some change_address calls to adjust_address.
9934 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9936 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9937 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9938 documentation of -std and -Wwrite-strings.
9940 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9942 * cse.c (canon_hash): Don't register registers in very small
9943 register classes, as extending their lifetime might cause
9946 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9948 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9950 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9951 (try_redirect_by_replacing_jump): Update properly the count
9952 and frequency information.
9954 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9956 * toplev.c (dump_file_index): Move SSA dumps just after first
9958 (dump_file): Corresponding changes.
9959 (rest_of_compilation): Move SSA path to just after the first
9961 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9962 * doc/invoke.texi: Update dump file #s as they were completely
9963 out of date with reality.
9965 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9967 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9969 * expr.c (emit_move_insn_1): Deal with non-default
9972 * expr.c (emit_single_push_insn): Fix warning.
9974 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9976 * expr.c (emit_move_insn_1): Avoid modifying
9977 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9979 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9981 * emit-rtl.c (adjust_address): New function.
9982 * expr.h (adjust_address): Add declaration.
9983 * builtins.c: Replace some calls to change_address with calls to it
9985 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9986 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9987 * config/arm/arm.c, config/convex/convex.c: Likewise.
9988 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9989 * config/i386/i386.c, config/i386/i386.md: Likewise.
9990 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9991 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9992 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9993 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9994 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9996 2001-07-02 Jim Wilson <wilson@redhat.com>
9998 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10000 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10002 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10003 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10005 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10007 * cppinit.c (lang_defaults): New table.
10008 (set_lang): Just read from lang_defaults into the live options
10011 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10013 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10014 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10015 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10017 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10019 * doc/install.texi: Various spelling and markup fixes.
10020 (Installing GCC): Component specific installation instructions are
10023 Warn about removing old install dir in the presence of shared libs.
10024 (Configuration): Invoke with options target to match configure
10026 Consistently refer to gas, gld pathnames.
10027 Invert --enable-multilib documentation.
10028 Remove references to old compiler versions.
10030 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10032 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10034 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10036 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10038 (Specific, mips*-sgi-irix5): Note IDO download.
10039 Reworded MIPS C hints.
10040 Use GNU as instead of GAS.
10042 Removed SGI Freeware reference, IRIX 6 only.
10043 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10044 Note N64 library requirement/workaround.
10046 Complete list of structure passing bug victims.
10048 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10050 * doc/install.texi: Remove CVS Id.
10052 2001-07-02 Andreas Jaeger <aj@suse.de>
10054 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10055 (find_inherently_necessary): Remove unused variable.
10057 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10059 * c-common.h (TDI_inlined): New ast dump phase.
10060 (dump_flag_name): New function.
10061 * c-dump.c (dump_files): Add inlined phase.
10062 (dump_flag_name): Define.
10063 * doc/invoke.texi (-fdump-ast-inlined): Document.
10065 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10067 * stor-layout.c (layout_decl): Revert change to handling of alignment
10070 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10072 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10075 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10077 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10080 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10082 * tlink.c (recompile_files): Remove COMPILER_PATH and
10083 LIBRARY_PATH from the environment.
10085 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10087 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10088 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10090 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10092 * c-parse.in (OBJC_STRING): Kill.
10093 (objc_string): Decompose to [objc_string] '@' STRING.
10094 (reswords): Take the leading '@' off all the Objective C keywords.
10095 (objc_rid_sans_at): Kill.
10096 (init_reswords): Don't initialize it.
10097 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10098 (_yylex): Kill reconsider label. Look ahead one token after
10099 an '@'; if we get an identifier, check whether it's an
10100 Objective C @-keyword. If so, return the keyword. Otherwise,
10101 put back the token and return the '@' as a terminal.
10103 * cpplib.c (lex_macro_node): Remove unnecessary check for
10104 leading '@' on identifier. Clarify control flow and commentary.
10106 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10108 * cse.c (new_label_ref): Variable deleted.
10109 (insert): Remove set of new_label_ref.
10110 (check_for_label_ref): New function.
10111 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10113 See ChangeLog.5 for earlier changes.