1 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cppfiles.c (open_file): Don't mark zero-length files
4 never-reread here. Don't output diagnostics here either.
5 (stack_include_file): Mark them never-reread here.
6 (_cpp_read_file): Update.
8 2001-10-08 Richard Henderson <rth@redhat.com>
10 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
12 2001-10-08 Richard Henderson <rth@redhat.com>
14 * expr.c (store_expr): When converting a CONST_INT for storage
15 in a SUBREG, convert it to both SUBREG modes before stripping
18 2001-10-08 Richard Henderson <rth@redhat.com>
20 * varasm.c (restore_varasm_status): New.
21 * function.h: Declare it.
22 * function.c (pop_function_context_from): Call it.
24 2001-10-08 Richard Henderson <rth@redhat.com>
26 * c-common.h (struct c_lang_decl): Add declared_inline.
27 * c-tree.h (DECL_DECLARED_INLINE_P): New.
28 * c-lang.c (c_disregard_inline_limits): Use it.
29 * c-decl.c (duplicate_decls): Likewise.
30 (pushdecl, redeclaration_error_message): Likewise.
31 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
32 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
33 Set DECL_INLINE if -finline-functions.
34 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
36 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
38 * cppmacro.c (funlike_invocation_p): Move some logic to caller
39 in enter_macro_context. Create a padding token in its own context
40 if necessary when the search for '(' fails.
41 (enter_macro_context): Update.
43 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
45 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
46 genmultilib, toplev.c: Fix spelling errors of "separate" as
47 "seperate", and corresponding spelling errors of related words.
49 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
52 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
54 * c-dump.c (dump_option_value_info): Likewise.
55 * c-format.c (format_length_info, format_char_info,
56 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
57 * collect2.c (names): Likewise.
58 * cppdefault.h (default_include): Likewise.
59 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
60 * flow.c (life_analysis): Likewise.
61 * gcc.c (dir_separator_str, modify_target, option_map,
62 target_option_translations, spec_list_1, extra_specs_1,
64 * gcov.c (gcov_version_string): Likewise.
65 * genattr.c (write_units): Likewise.
66 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
67 * gengenrtl.c (rtx_definition, defs): Likewise.
68 * genrecog.c (pred_table): Likewise.
69 * global.c (global_alloc): Likewise.
70 * lcm.c (optimize_mode_switching): Likewise.
71 * local-alloc.c (find_free_reg): Likewise.
72 * params.h (param_info): Likewise.
73 * predict.c (predictor_info): Likewise.
74 * protoize.c (unexpansion_struct): Likewise.
75 * real.c (bmask): Likewise.
76 * recog.h (insn_operand_data, insn_data): Likewise.
77 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
78 * stmt.c (expand_nl_goto_receiver): Likewise.
79 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
80 target_switches, target_options): Likewise.
81 * tradcif.y (token, tokentab2, yylex): Likewise.
82 * tree.h (attribute_spec): Likewise.
84 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
86 * arc.c (arc_output_function_epilogue): Likewise.
87 * arm.c (processors, all_cores, all_architectures,
88 arm_override_options, isr_attribute_arg, isr_attribute_args,
89 arm_isr_value): Likewise.
90 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
92 * c4x.c (c4x_int_reglist): Likewise.
93 * d30v.c (override_options): Likewise.
94 * h8300.c (shift_insn): Likewise.
95 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
96 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
97 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
98 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
99 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
100 * i386.h (processor_costs, ix86_cost): Likewise.
101 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
102 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
103 * m68k.c (codes_68881, codes_FPA): Likewise.
104 * m88k.c (mode_from_align, max_from_align, all_from_align,
105 best_from_align, m_options): Likewise.
106 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
107 * mcore.c (mode_from_align): Likewise.
108 * mips/elf64.h (UNIQUE_SECTION): Likewise.
109 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
110 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
111 * mips.h (mips_regno_to_class): Likewise.
112 * ns32k.c (scales): Likewise.
113 * pa.c (import_string, magic_milli): Likewise.
114 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
115 * sparc.c (leaf_reg_remap, sparc_override_options,
116 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
118 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
120 2001-10-07 Dale Johannesen <dalej@apple.com>
122 * reload1.c (reload_reg_free_p): Teach register interference
123 checking that multiple output reloads are emitted in
125 reload1.c (reload_reg_reaches_end_p): Ditto.
126 reload1.c (reloads_conflict): Ditto.
128 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
130 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
131 NULL_TREE inside @code.
133 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
135 * doc/gcc.texi: Document consistent style of "32-bit",
136 "Objective-C", and "@code{NULL}".
138 2001-10-06 Zack Weinberg <zack@codesourcery.com>
140 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
141 (cpp_token_len, cpp_spell_token, cpp_output_token,
142 _cpp_equiv_tokens): Handle it.
143 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
144 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
145 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
148 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
150 * gcc.c (default_compilers): Remove .ada.
152 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
154 * doc/cppinternals.texi: Update.
156 2001-10-06 Zack Weinberg <zack@codesourcery.com>
158 * gcc.c (main): Set this_file_error if the appropriate
159 compiler for a language has not been installed.
161 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
163 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
165 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
167 * gccbug.in (CATEGORIES): Add ada.
169 2001-10-05 Catherine Moore <clm@redhat.com>
171 * config/stormy16/stormy-abi: Document abi changes.
172 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
173 (ICALL_REGS): New register class.
174 (NUM_ARGUMENT_REGISTERS): Now 6.
175 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
177 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
178 * config/stormy16.md (call_internal, call_value_internal,
179 indirect_jump): Use new 'z' constraint.
181 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
183 * doc/cppinternals.texi: Update.
185 2001-10-05 Richard Henderson <rth@redhat.com>
187 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
188 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
189 the gas section-name-as-label feature.
191 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
193 * doc/cppinternals.texi: Update.
195 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
197 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
198 to ensure valid SImode constants.
200 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
202 * Makefile.in (c-decl.o): Depend on tree-inline.h.
203 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
204 * c-decl.c: Include tree-inline.h.
205 (c_expand_body): Call optimize_inline_calls. Determine whether
206 a function is inlinable upfront, and only clear
207 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
208 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
209 (c_disregard_inline_limits): New function.
210 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
211 (c_post_options): Enable tree inlining if inlining is enabled.
212 Don't inline trees when instrumenting functions.
213 (c_init): Initialize lang_disregard_inline_limits and
214 lang_cannot_inline_tree_fn.
215 * tree-inline.c (initialize_inlined_parameters): Handle calls
216 with fewer arguments than declared parameters, and fewer
217 parameters than passed arguments. Don't assume value is a
219 (declare_return_variable): Convert return value back to the
220 original type, if it was promoted.
221 (tree_inlinable_function_p): New function.
222 (inlinable_function_p): Don't look at DECL_INLINE if we're
223 inlining all functions. Make it work with a NULL id.
224 Re-check DECL_UNINLINABLE after language-specific checks.
225 * tree-inline.h (tree_inlinable_function_p): Declare it.
226 * integrate.c (save_for_inline): Don't bother to prepare argvec
228 * cse.c (check_for_label_ref): Don't check deleted labels.
230 * Makefile.in (tree-inline.o): Depend on newly-included headers.
231 * tree-inline.c: Include headers needed for the functions moved in.
232 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
233 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
234 (copy_body, initialize_inlined_parameters): Likewise.
235 (declare_return_variable, inlinable_function_p): Likewise.
236 (expand_call_inline, expand_calls_inline): Likewise.
237 (optimize_inline_calls, clone_body): Likewise.
238 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
239 (copy_tree_r, remap_save_expr): Likewise.
241 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
243 * Makefile.in (OBJS): Added tree-inline.o.
244 (c-common.o): Depend on tree-inline.h.
245 (tree-inline.o): New target.
246 * c-common.c: Include tree-inline.h.
247 (c_mark_lang_decl): Don't mark saved_tree.
248 (c_common_lang_init): Set lang_anon_aggr_type_p.
249 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
250 (struct c_lang_decl): Moved saved_tree to tree_decl.
251 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
252 * integrate.h (function_attribute_inlinable_p): Declare it.
253 * integrate.c (function_attribute_inlinable_p): Export it.
254 * tree-inline.c: New file. Define variables declared in...
255 * tree-inline.h: New file. Declare functions to be moved to
256 tree-inline.c. Define macros and declare types and hooks for
257 language-specific tree inlining.
258 (flag_inline_trees): Moved definition from cp/decl2.c.
259 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
260 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
261 (struct tree_decl): Moved saved_tree from c_lang_decl and
262 inlined_fns from C++'s lang_decl.
264 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
266 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
267 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
269 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
271 * doc/cppinternals.texi: Update.
273 2001-10-04 Eric Christopher <echristo@redhat.com>
275 * config/mips/mips.c (init_cumulative_args): Remember to set
277 * config.gcc: Redo linux configuration. Add target_cpu_default
278 of soft-float to all mipsisa32 combinations and tx39.
279 * config/mips/linux.h: Remove include of mips.h.
281 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
283 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
284 HOST_LDFLAGS and HOST_CPPFLAGS.
286 2001-10-03 Ziemowit Laski <zlaski@apple.com>
288 * c-parse.in (objc_inherit_code, objc_pq_context,
289 objc_public_flag): Make static.
290 (objc_interface_context, objc_implementation_context,
291 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
292 global tree array in objc/objc-act.[ch].
293 (methoddef): Remove unnecessary code.
295 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
296 Hoist struct definitions to objc-act.h.
297 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
298 cat_count): Place declaration in objc-act.h.
299 (objc_tree_index): Move enumeration to objc-act.h.
300 (objc_global_trees): Place declaration and macro accessors in
302 (implementation_context): Remove duplicate; use
303 objc_implementation_context instead:
304 (method_context): Remove duplicate; use objc_method_context
306 (objc_ellipsis_node, objc_method_prototype_template,
307 implemented_classes, function_type): Move global vars to
309 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
310 (build_message_expr): Move actual construction of ObjC message
311 send nodes to finish_message_expr.
312 (finish_message_expr): New routine, contains code formerly in
314 * objc/objc-act.h (finish_message_expr): New prototype.
315 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
316 declarations; these vars are now part of objc_global_trees.
317 (objc_tree_index, objc_global_trees): Move definitions from
319 * objc/objc-tree.def: Update copyright info.
321 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
323 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
325 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
326 only if TARGET_ARCH64.
328 2001-10-02 Bernd Schmidt <bernds@redhat.com>
330 * doc/extend.texi: Fix some problems with previous checkin.
331 * doc/invoke.texi: Likewise.
333 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
335 * cpphash.h: Update comments.
336 (cpp_context): Update.
337 (spec_nodes): Remove n__Pragma.
338 * cppinit.c (cpp_create_reader): Update.
339 (builtin_array): Add _Pragma.
340 * cpplib.h: Update comments.
341 (NODE_DISABLED, BT_PRAGMA): New.
342 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
343 * cppmacro.c (struct cpp_macro): Remove disabled.
344 (builtin_macro): Return int, handle _Pragma, push the new token
345 on the context stack.
346 (funlike_invocation_p): Unconstify, update.
347 (enter_macro_context): Handle builtins here.
348 (replace_args, push_token_context, push_ptoken_context):
349 Update for prototype changes.
350 (_cpp_pop_context): Update.
351 (cpp_get_token): Don't handle buitins, nor _Pragma here.
352 (cpp_sys_macro_p): Update.
353 (_cpp_free_definition): Clear disabled flag.
354 (_cpp_create_definition): Upate.
355 * cppmain.c: Update comments.
357 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
358 Andreas Jaeger <aj@suse.de>,
359 Jan Hubicka <jh@suse.cz>
361 * doc/invoke.texi (i386 Options): Document x86-64 options.
362 (i386 and x86-64 Options): Rename i386 options section.
364 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
365 (TARGET_SWITCHES): Add -munwind-info.
366 (MASK_NO_UNWIND_INFO): New.
367 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
369 (ASM_OUTPUT_DOUBLE_INT): New.
371 * config/i386/linux64.h: New spec file for Linux x86-64 support.
372 * config.gcc: Fix tm_file settings for x86-64.
373 * config/i386/x86-64.h: New file with OS independent x86-64
375 * config/i386/biarch64.h: New file used to configure compiler
376 to biarch/64bit compilation.
378 * config/i386/i386.c: (override_options): Set flags default
379 for 64bit compilation.
381 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
383 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
384 (ix86_expand_int_movcc): Optimize DImode conditional moves with
386 (ix86_attr_length_immediate_default): Support MODE_DI.
387 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
389 (indirect_jump, tablejump): Turn into expander.
391 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
393 * c-common.c (c_format_attribute_table): Make format and
394 format_arg attributes apply to function types rather than to
396 (is_valid_printf_arglist): Construct an attribute list and pass
397 that to check_function_format rather than a name.
398 * c-common.h (check_function_format): Adjust prototype.
399 * c-decl.c (duplicate_decls): Preserve attributes from type of
400 built-in decl when allowing for harmless conflict in types.
401 * c-format.c (record_function_format,
402 record_international_format, function_format_list,
403 international_format_info, international_format_list): Remove.
404 (function_format_info): Remove next, name and assembler_name.
405 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
406 (decode_format_attr): New.
407 (handle_format_attribute): Handle receiving a type rather than a
408 decl. Call decode_format_attr. Store format information in a
409 function_format_info.
410 (handle_format_arg_attribute): Correct comment. Handle receiving
411 a type rather than a decl. Use unsigned HOST_WIDE_INT for
413 (check_format_info_recurse, check_format_info_main): Take argument
414 numbers as unsigned HOST_WIDE_INT.
415 (check_function_format): Take a list of attributes from the
416 function type rather than a name or assembler name. Check for
417 format attributes in that list and the attributes on the type of
418 the current function rather than looking through
419 function_format_list.
420 (check_format_info): Use unsigned HOST_WIDE_INT for argument
422 (check_format_info_recurse): Take format_arg attributes from the
423 type of the function calls rather than using
424 international_format_list. Allow for multiple format_arg
426 * c-typeck.c (build_function_call): Pass type attributes to
427 check_function_format rather than name or assembler name. Don't
428 require there to be a name or assembler name to check formats.
430 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
432 * attribs.c (decl_attributes): Possibly call
433 insert_default_attributes to insert default attributes on
434 functions in a lazy manner.
435 * builtin-attrs.def: New file; define the default format and
436 format_arg attributes.
437 * c-common.c (c_format_attribute_table): Move to earlier in the
439 (c_common_nodes_and_builtins): Initialize format_attribute_table.
440 (enum built_in_attribute, built_in_attributes,
441 c_attrs_initialized, c_init_attributes,
442 c_common_insert_default_attributes): New.
443 (c_common_lang_init): Don't initialize format_attribute_table. Do
444 call c_init_attributes.
445 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
446 * c-common.h (init_function_format_info): Don't declare.
447 (c_common_insert_default_attributes): Declare.
448 * c-decl.c (implicitly_declare, builtin_function): Call
450 (init_decl_processing): Don't call init_function_format_info.
451 (insert_default_attributes): New.
452 * c-format.c (handle_format_attribute,
453 handle_format_arg_attribute): Be quiet about inappropriate
454 declaration when applying default attributes.
455 (init_function_format_info): Remove.
456 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
457 (insert_default_attributes): Declare.
459 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
461 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
463 2001-10-01 Jim Wilson <wilson@redhat.com>
465 * sched-deps.c (add_dependence): When elide conditional dependence,
466 check that insn doesn't modify cond2.
468 2001-10-01 Dale Johannesen <dalej@apple.com>
470 * config/rs6000/rs6000.h (enum processor_type): Add support
471 for 7400 (G4) and 7450.
473 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
474 (rs6000_issue_rate): Ditto.
475 (rs6000_adjust_cost): Fix cycle counts for compares.
476 (debug_stack_info): Fix an obvious typo.
477 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
478 * doc/invoke.texi: Document.
479 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
481 (PROCESSOR_DEFAULT): Ditto.
483 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
485 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
486 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
487 later recursive make invocation.
489 2001-10-01 Hans Boehm <boehm@acm.org>
491 * optabs.c (emit_libcall_block): When using non-call exceptions,
492 don't add REG_LIBCALL reg notes to trapping calls.
494 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
496 * flow.c (propagate_block_delete_libcall): Remove unused first arg
497 (propagate_one_insn): Update for above change
499 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
501 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
502 _Unwind_GetTextRelBase): Argument is unused.
504 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
506 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
507 Loop through NOPs, placeholders, and components.
508 Don't go through NOPs if change mode.
509 (record_alias_subset): Do nothing if SUBSET and SET are the same.
510 * emit-rtl.c (set_mem_alias_set): Enable check.
511 * expr.c (find_placeholder): New function.
512 (expand_expr, case PLACEHOLDER_EXPR): Use it.
513 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
514 to modify it and avoid unneeded copies.
515 * expr.h (expand_expr): Always define.
516 (find_placeholder): New declaration.
518 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
520 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
521 operand 2 is the stack pointer.
522 ("addr-peephole"): Fix address computation peephole when operand 2
523 is the stack pointer.
525 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
527 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
528 (ix86_setup_incoming_varargs): Likewise.
530 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
532 * stor-layout.c (layout_type): Don't complain about too-large
535 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
537 * function.c (keep_stack_depressed): Don't use delete_insn.
539 * expr.h (set_mem_alias_set): Move decl to here.
540 * rtl.h (mem_attrs): New typedef and struct.
541 (union rtunion_def): Add field for mem_attrs.
542 (X0MEMATTR, MEM_ATTRS): New macros.
543 (MEM_ALIAS_SET): Use MEM_ATTRS.
544 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
545 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
546 (set_mem_alias_set): Delete decl from here.
548 * alias.c (set_mem_alias_set): Delete from here.
549 * emit-rtl.c (mem_attrs_htab): New variable.
550 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
551 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
552 (mem_attrs_mark, get_mem_attrs): Likewise.
553 (gen_rtx_MEM): Clear MEM_ATTRS.
554 (set_mem_attributes): Move to here.
555 (set_mem_alias_set): Likewise, and call get_mem_attrs.
556 (init_emit_once): const_int_htab now deletable htab.
557 Initialize mem_attrs_htab.
558 * explow.c (set_mem_attributes): Delete from here.
559 * function.c (put_var_into_stack): Clear MEM_ATTRS.
560 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
561 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
562 * reload1.c (reload): Rework changing REG to MEM.
564 2001-09-30 H.J. Lu <hjl@gnu.org>
566 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
567 * config.in: Rebuild.
569 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
571 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
572 ("tsthi_1"): Avoid allocation in register y.
573 ("*movqi_68hc12"): Reorganize and fix constraints.
574 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
575 ("addqi3"): Likewise.
576 ("addhi3"): Fix constraints.
577 ("*logicalhi3_zexthi"): Disparage soft registers.
579 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
581 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
584 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
586 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
587 that we use setjmp/longjmp exceptions.
589 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
591 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
592 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
593 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
594 _cpp_pool_alloc, _cpp_next_chunk): Remove.
595 (_cpp_extend_buff, BUFF_ROOM): Update.
596 (_cpp_append_extend_buff): New.
597 (struct cpp_reader): Remove macro_pool, add a_buff.
598 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
600 (cpp_destroy): Free a_buff instead of macro_pool.
601 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
602 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
603 _cpp_pool_alloc, ): Remove.
604 (parse_number, parse_string): Update use of _cpp_extend_buff.
605 (_cpp_extend_buff): Update.
606 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
607 * cpplib.c (glue_header_name, parse_answer):
608 Update use of _cpp_extend_buff.
609 (cpp_register_pragma, cpp_register_pragma_space): Use
611 (do_assert, do_unassert): Check for EOL, update.
612 * cppmacro.c (stringify_arg, collect_args): Update to use
613 _cpp_extend_buff and _cpp_append_extend_buff.
614 (save_parameter, parse_params, alloc_expansion_token,
615 _cpp_create_definition): Rework memory management.
617 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
619 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
620 update md_exec_prefix.
621 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
624 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
626 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
627 (SELECT_CC_MODE): Use s390_select_ccmode.
628 * config/s390/s390-protos.h (s390_select_ccmode): Add.
629 * config/s390/s390.c (s390_select_ccmode): New.
630 (s390_match_ccmode): Add CCLmode.
631 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
632 (output_branch_condition, output_inverse_branch_condition): Removed.
633 (print_operand): Use s390_branch_condition_mnemonic.
634 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
635 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
636 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
638 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
639 when converting conditional branches to far branches.
640 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
641 cmpint_di): Use CCSmode instead of CCUmode.
643 * config/s390/s390.c (legitimate_la_operand_p): New.
644 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
645 * config/s390/s390.md (movsi): Convert load address patterns to
646 arithmetic operations when necessary.
647 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
648 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
649 (*do_la_reg_0): Don't use before reload.
651 * config/s390/s390.c (legitimize_address): Make more efficient
652 use of two-register addressing mode.
654 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
655 with -mno-backchain in some corner cases.
657 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
659 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
661 * reload.c (find_reloads): Mark new USE insns with QImode.
662 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
663 find_reloads_subreg_address): Likewise.
664 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
666 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
668 (reload): Make sure there are no USEs with mode other than
669 VOIDmode. At the end, remove those marked with QImode.
671 2001-09-29 Per Bothner <per@bothner.com>
673 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
674 * Makefile.in (includedir): Rename to local_includedir.
675 (includedir): Define as $(prefix)/include.
676 * config.in (PREFIX_INCLUDE_DIR): New variable.
677 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
679 2001-09-29 Bernd Schmidt <bernds@redhat.com>
681 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
683 * doc/extend.texi (Vector Extensions): New node.
684 * doc/invoke.texi (Machine Dependent Options): Add documentation for
685 i386 -mmmx, -msse, -m3dnow.
687 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
689 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
691 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
693 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
695 * doc/invoke.texi (Optimize Options): Delete spurious @table.
697 2001-09-28 Richard Henderson <rth@redhat.com>
699 * varasm.c (assemble_integer): Bound alignment check by
702 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
704 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
706 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
708 2001-09-25 Bernd Schmidt <bernds@redhat.com>
710 Mostly from Graham Stott <grahams@redhat.com>
711 * c-common.c (type_for_mode): Add support for V2SFmode.
712 * tree.c (build_common_tree_nodes_2): Likewise.
713 * tree.h (enum tree_index, global_trees): Likewise.
714 * config/i386/i386.c (x86_3dnow_a): New variable.
715 (override_options): Support 3Dnow extensions.
716 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
717 Athlon's version of 3Dnow.
718 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
719 (ix86_expand_builtin): Handle them.
720 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
721 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
722 TARGET_3DNOW_A): New macros.
723 (TARGET_SWITCHES): Add 3Dnow switches.
724 (VALID_MMX_REG_MODE_3DNOW): New macro.
725 (VECTOR_MODE_SUPPORTED_P): Use it.
726 (enum ix86_builtins): Add entries for 3Dnow builtins.
727 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
728 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
729 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
730 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
731 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
732 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
733 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
734 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
735 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
736 sfence_insn, prefetch): Make these available if TARGET_SSE or
739 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
741 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
742 ix86_va_start, ix86_build_va_list): Declare.
743 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
744 ix86_va_start, ix86_build_va_list): New global functions.
745 * i386.md (sse_prologue_save_insn): New insn.
746 (sse_prologue_save): New expander.
747 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
748 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
750 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
752 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
753 Use size_t everywhere, make definitions consistent with
756 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
758 * gcse.c (replace_store_insn): Use delete_insn.
759 * loop.c (move_movables): Likewise; avoid delete_insn
760 from clobbering notes moved elsewhere.
761 (check_dbra_loop): Use delete_insn.
762 * ssa.c (convert_from_ssa): Likewise.
763 * cse.c (cse_insn): Use delete_insn.
765 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
767 * cpphash.h (struct cpp_buff): Make unsigned.
768 (_cpp_get_buff): Take length of size_t.
769 (_cpp_unaligned_alloc): New.
770 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
771 (struct cpp_reader): Remove ident_pool. Add u_buff.
772 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
773 (cpp_destroy): Destroy u_buff, not ident_pool.
774 * cpplex.c (parse_number, parse_string, save_comment,
775 cpp_token_as_text): Update to use the unaligned buffer.
776 (new_buff): Make unsigned.
777 (_cpp_unaligned_alloc): New.
778 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
779 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
781 (collect_args): Make unsigned.
783 2001-09-27 Zack Weinberg <zack@codesourcery.com>
785 * cpplex.c (cpp_output_token): Use a putc loop for
786 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
788 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
789 * configure, config.in: Regenerate.
790 * system.h: Replace fwrite and fprintf with their unlocked
791 variants if available.
793 2001-09-27 Richard Henderson <rth@redhat.com>
795 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
796 in favour of .eh_frame.
798 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
800 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
802 (LIBCALL_VALUE): Likewise.
804 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
806 * cpphash.h: Update comment.
807 * cpplex.c: Update comments.
808 (_cpp_can_paste): Remove.
809 * cpplib.h (_cpp_can_paste): Remove.
810 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
811 lexer rather than _cpp_can_paste.
813 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
815 * doc/cppinternals.texi: Update.
817 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
819 * cpphash.h (struct cpp_pool): Remove locks and locked.
820 (struct cpp_context): Add member buff.
821 (struct cpp_reader): Remove member argument_pool.
822 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
823 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
824 * cpplex.c (chunk_suitable): Remove pool argument.
825 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
826 (new_buff, _cpp_extend_buff): Update.
827 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
828 which buffer is returned.
829 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
830 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
831 * cppmacro.c (lock_pools, unlock_pools): Remove.
832 (push_ptoken_context): Take a _cpp_buff.
833 (enter_macro_context): Pool locking removed.
834 (replace_args): Use a _cpp_buff for the replacement list with
836 (push_token_context): Clear buff.
837 (expand_arg): Use _cpp_pop_context.
838 (_cpp_pop_context): Free a context's buffer, if any.
840 2001-09-26 DJ Delorie <dj@redhat.com>
842 * c-typeck.c (digest_init): Check for sizeless arrays.
844 2001-09-26 Richard Henderson <rth@redhat.com>
846 * optabs.c (init_one_libfunc): Create a dummy function type
847 instead of using error_mark_node.
849 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
851 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
852 _cpp_extend_buff, _cpp_free_buff): New.
853 (struct cpp_reader): New member free_buffs.
854 * cppinit.c (cpp_destroy): Free buffers.
855 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
856 _cpp_extend_buff, _cpp_free_buff): New.
857 * cpplib.h (struct cpp_options): Remove unused member.
858 * cppmacro.c (collect_args): New. Combines the old parse_arg
859 and parse_args. Use _cpp_buff for memory allocation.
860 (funlike_invocation_p, replace_args): Update.
862 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
864 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
866 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
868 * except.c (sjlj_mark_call_sites): Change address inside sequence.
870 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
872 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
875 2001-09-25 Janis Johnson <janis187@us.ibm.com>
876 Jim Wilson <wilson@redhat.com>
878 * doc/install.texi (Specific, ia64-*-linux): Document.
880 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
882 * Makefile.in (cfgrtl.o): Add.
883 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
884 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
885 free_aux_for_edge): Declare.
887 (HAVE_return): Undefine.
888 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
889 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
890 free_aux_for_edge): New global functions.
891 (first_delete_block): New static variable.
892 (init_flow): Clear first_delete_block.
893 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
894 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
895 try_redirect_by_replacing_jump, last_loop_beg_note,
896 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
897 delete_insn, delete_insn_chain, create_basic_block_structure,
898 create_basic_block, flow_delete_block, compute_bb_for_insn,
899 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
900 set_block_for_new_insns, split_block, merge_blocks_nomove,
901 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
902 redirect_edge_and_branch, force_nonfallthru_and_redirect,
903 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
904 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
905 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
906 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
907 purge_all_dead_edges): Move to ....
908 * cfgrtl.c: New file; .... Here.
910 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
911 (reroder_basic_block): Use alloc_aux_for_blocks.
912 * predict.c (estimate_bb_frequencies): Likewise; use
914 * profile.c (compute_branch_probabilities): Likewise.
915 (branch_prob): Likewise.
916 * reg-stack.c (reg_to_stack): Likewise.
918 * emit-rtl.c (emit_insns_after): Never return NULL.
920 * basic-block.h (set_block_for_new_insns): Delete.
921 * cfgrtl.c (set_block_for_new_insns): Delete.
923 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
924 calls when crossjumping.
926 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
927 * unroll.c (copy_loop_body): Use delete_insn.
929 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
930 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
931 keep_stack_depressed): Likewise.
932 * gcse.c (cprop_cc0_jump): Likewise.
933 * local-alloc.c (update_equiv_regs): Likewise.
934 * loop.c (scan_loop, loop_delete_insns): Likewise.
935 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
936 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
937 delete_output_reload, delete_address_reloads_1,
938 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
940 * sibcall.c (replace_call_placeholder): Likewise.
941 * cse.c (cse_insn): Likewise.
943 2001-09-25 Bernd Schmidt <bernds@redhat.com>
945 From Graham Stott <grahams@redhat.com>
946 (def_builtin): Only define builtins appropriate for target_flags. All
948 (builtin_decsription): Add new field mask which is used to determine
949 when to define the builtin via the macro def_builtin.
951 (bdesc_comi): Initialise new mask fields.
952 (bdesc_2srg): Likewise.
953 (bdesc_1arg): Likewise.
955 * config/i386/i386.c (ix86_init_builtins): Correct return type
956 building v4hi_ftype_v4hi_int_int tree node.
957 (ix86_expand_sse_comi): Fix typo swapping operands.
958 Don't swap comparision condition, it is already swapped.
959 (ix86_expand_sse_compare): Before swapping operands
960 move operand 1 into new rtx and not the target rtx.
961 Don't swap comparison condition, it is already swapped.
962 Always check whether we need to create a new TARGET.
964 * config/i386/i386.md: (sse_comi) Fix typos.
965 (sse_ucomi): Likewise.
966 (cvtss2si): Fix operand 0 contraint.
967 (cvttss2si): Likewise.
968 (sse_unpckhps): Fix mode for operand 2.
969 (sse_unpcklps): Likewise.
971 2001-09-25 Graham Stott <grahams@redhat.com>
973 * sibcall.c (skip_copy_to_return_value): Tighten return value
976 2001-09-24 David Edelsohn <edelsohn@gnu.org>
978 * rs6000.c (lwa_operand): Address must be word aligned.
980 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
982 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
984 (type_hash_mark): Mark type itself.
986 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
988 * c-lex.c (cb_def_pragma): Update.
989 (c_lex): Update, and skip padding.
990 * cppexp.c (lex, parse_defined): Update, remove unused variable.
991 * cpphash.h (struct toklist): Delete.
993 (struct cpp_context): Update.
994 (struct cpp_reader): New members eof, avoid_paste.
995 (_cpp_temp_token): New.
996 * cppinit.c (cpp_create_reader): Update.
997 * cpplex.c (_cpp_temp_token): New.
998 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
999 (cpp_output_token): Don't print leading whitespace.
1000 (cpp_output_line): Update.
1001 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1002 do_include_common, do_line, do_ident, do_pragma,
1003 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1004 parse_assertion): Update.
1005 (get_token_no_padding): New.
1006 * cpplib.h (CPP_PADDING): New.
1007 (AVOID_LPASTE): Delete.
1008 (struct cpp_token): New union member source.
1009 (cpp_get_token): Update.
1010 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1011 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1012 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1013 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1014 _cpp_backup_tokens, _cpp_create_definition): Update.
1015 (push_arg_context): Delete.
1016 (padding_token, push_token_context, push_ptoken_context): New.
1017 (make_string_token, make_number_token): Update, rename.
1018 (cpp_get_token): Update to handle tokens as pointers to const,
1019 and insert padding appropriately.
1020 * cppmain.c (struct printer): New member prev.
1021 (check_multiline_token): Constify.
1022 (do_preprocessing, cb_line_change): Update.
1023 (scan_translation_unit): Update to handle spacing.
1024 * scan-decls.c (get_a_token): New.
1025 (skip_to_closing_brace, scan_decls): Update.
1026 * fix-header.c (read_scan_file): Update.
1028 * doc/cpp.texi: Update.
1030 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1032 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1033 leak by passing malloc'ed pointer to reconcat, not concat.
1035 2001-09-24 DJ Delorie <dj@redhat.com>
1037 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1039 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1041 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1042 reference is from the literal pool.
1044 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1046 * doc/install.texi (Final install): Request additional information
1047 in mail about successful builds.
1049 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1051 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1052 initial value of return pointer register instead of value in frame-20.
1055 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1057 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1058 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1059 the libcall if there isn't a referenced identifier for the symbol.
1061 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1063 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1064 non 64-bit machines. Use these as a plabel for the trampoline.
1065 (TRAMPOLINE_SIZE): Adjust size for new words.
1066 (INITIALIZE_TRAMPOLINE): Initialize new words.
1067 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1068 pointer to the plabel in the trampoline.
1070 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1072 * pa.c (function_arg): Pass floating arguments in both general and
1073 floating registers in indirect (dynamic) calls when generating code
1074 for the 32 bit ABI and the HP assembler.
1076 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1078 * doc/install.texi: Markup fixes.
1079 Use Solaris 2, SunOS 4 as appropriate.
1080 (Specific, *-*-solaris2*): Explain this.
1081 Unconditionally warn against /usr/ucb tools.
1082 Remove Sun as warning, obsolete.
1083 Move X11 header bug workaround here, update patches.
1084 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1085 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1087 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1089 * errors.h (warning, error, fatal, internal_error): Don't mark
1090 with ATTRIBUTE_PRINTF_n.
1091 * toplev.h (internal_error, fatal_io_error, warning, error,
1092 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1093 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1096 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1098 * function.c (pop_function_context_from): var_refs_queue
1099 and temp slots now in GC memory.
1100 (mark_function_status, free_after_compilation): Likewise;
1101 also struct function now in GC memory.
1102 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1103 (combine_temp_slots): Likewise.
1104 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1105 (prepare_function_start): Use GC memory for struct function.
1106 (mark_temp_slot): Deleted.
1107 (gcc_mark_struct_function): struct function now in GC memory.
1109 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1110 code for division, not modulus.
1112 * rtl.def (MEM): Remove obsolete part of comment.
1114 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1116 * c-format.c (init_function_format_info): Check __builtin_printf
1117 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1120 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1122 * c-common.c (format_attribute_table): Remove decl.
1123 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1124 (lang_attribute_common): Likewise.
1126 * function.c (fix_lexical_address): Use set_mem_alias_set.
1127 (expand_function_start): Likewise.
1128 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1130 * varasm.c (output_constant): Fix unused variable warning.
1132 * attribs.c: New file, from c-common.c.
1133 (attribute_tables): Now four elements.
1134 (format_attribute_table, lang_attribute_common): New variables.
1135 (init_attributes): Reflect above changes.
1136 (handle_mode_attribute): Delete check for wider than uintmax.
1137 * c-common.c: Delete parts moved to attribs.c.
1138 (enum attrs): Deleted; unused.
1139 (c_format_attribute_table): New variable.
1140 (c_common_lang_init): Initialize format_attribute_table with it.
1141 * c-common.h (decl_attributes): Remove decl.
1142 * tree.h (decl_attribute): Move it to here.
1143 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1144 (attribs.o): New rule.
1146 2001-09-22 Andreas Jaeger <aj@suse.de>
1148 * builtins.c (c_getstr): Remove unused variable.
1150 2001-09-21 Richard Henderson <rth@redhat.com>
1152 * reload1.c (reload): Use delete_insn instead of splatting
1155 2001-09-21 Richard Henderson <rth@redhat.com>
1157 * reload.c (push_secondary_reload): Don't check for "=" in output
1158 constraint after ""->ALL_REGS check.
1160 2001-09-21 Richard Henderson <rth@redhat.com>
1162 * predict.c (expected_value_to_br_prob): Use pc_set.
1164 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1165 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1167 2001-09-21 Richard Henderson <rth@redhat.com>
1169 * rtl.h (LCT_RETURNS_TWICE): New.
1170 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1172 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1173 to ECF_RETURNS_TWICE.
1174 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1177 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1179 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1180 (JMP_BUF_SIZE): New.
1182 2001-09-21 Richard Henderson <rth@redhat.com>
1184 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1187 2001-09-21 Richard Henderson <rth@redhat.com>
1189 * tree.def (FDESC_EXPR): New.
1190 * expr.c (expand_expr): Handle it.
1191 * varasm.c (initializer_constant_valid_p): Likewise.
1192 (output_constant): Likewise.
1193 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1194 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1195 (ASM_OUTPUT_FDESC): New.
1196 * doc/tm.texi: Document the new macros.
1198 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1200 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1201 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1202 once merging is complete.
1204 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1206 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1208 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1210 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1211 that would be invalid after a merge.
1213 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1215 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1216 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1218 (flow_delete_insn): This one.
1219 (delete_insn_chain): Rename from ...; do not care labels.
1220 (flow_delete_insn_chain): ... this one.
1221 (flow_delete_block): Remove the insns one BB has been expunged.
1222 (merge_blocks_nomove): Likewise.
1223 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1224 updating BB boundaries.
1225 (tidy_fallthru_edge): Likewise.
1226 (commit_one_edge_insertion): Likewise.
1227 * cfgbuild.c (find_basic_block): Likewise.
1228 (find_basic_blocks_1): Likewise.
1229 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1230 (try_crossjump_to_edge): Likewise.
1231 (try_optimize_cfg): Likewise.
1232 * cse.c (delete_trivially_dead_insns): Likewise.
1233 * df.c (df_insn_delete): Likewise.
1234 * doloop.c (doloop_modify): Use delete_related_insns.
1235 * emit-rtl.c (try_split): Likewise.
1236 (remove_insn): Update BB boundaries.
1237 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1238 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1239 updating BB boundaries.
1240 (propagate_block_delete_insn): Likewise.
1241 (propagate_block_delete_libcall): Likewise.
1242 * function.c (delete_handlers): Use delete_related_insns.
1243 (thread_prologue_and_epilogue_insns): Likewise.
1244 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1245 * genpeep.c (gen_peephole): Use delete_related_insns.
1246 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1248 (find_cond_trap): Likewise.
1249 * integrate.c (save_for_inline): Use delete_related_insns.
1250 (copy_insn_list): Likewise.
1251 * jump.c (pruge_linie_number_notes): Likewise.
1252 (duplicate_loop_exit_test): Likewise.
1253 (delete_computation): Likewise.
1254 (delete_related_insn): Rename from ...; use delete_insn
1255 (delete_insn): ... this one.
1256 (redirect_jump): Use delete_related_insns.
1257 * loop.c (scan_loop): Likewise.
1258 (move_movables): Likewise.
1259 (find_and_verify_loops): Likewise.
1260 (check_dbra_loop): Likewise.
1261 * recog.c (peephole2_optimize): Likewise.
1262 * reg-stack.c (delete_insn_for_stacker): Remove.
1263 (move_for_stack_reg): Use delete_insn.
1264 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1265 * reload1.c (delete_address_reloads): Use delete_related_insns.
1266 (fixup_abnormal_edges): Use delete_insn.
1267 * recog.c (emit_delay_sequence): Use delete_related_insns.
1268 (delete_from-delay_slot): Likewise.
1269 (delete_scheduled_jump): likewise.
1270 (optimize_skip): Likewise.
1271 (try_merge_delay_insns): Likewise.
1272 (full_simple_delay_slots): Likewise.
1273 (fill_slots_from_thread): Likewise.
1274 (relax_delay_slots): Likewise.
1275 (make_return_insns): Likewise.
1276 (dbr_schedule): Likewise.
1277 * rtl.h (delete_insn): Rename to delete_related_insns.
1278 (delete_insn, delete_insn_chain): New prototypes.
1279 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1280 by df_insn_delete already.
1281 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1282 * ssa.c (convert_from_ssa): Use delete_related_insns.
1283 * unroll.c (unroll_loop): Likewise.
1284 (calculate_giv_inc): Likewise.
1285 (copy_loop_body): Likewise.
1287 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1288 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1289 ix86_return_in_memory, ix86_function_value): Declare.
1290 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1291 new static valurables.
1292 (x86_64_reg_class): New enum
1293 (x86_64_reg_class_name): New array.
1294 (classify_argument, examine_argument, construct_container,
1295 merge_classes): New static functions.
1296 (optimization_options): Enable flag_omit_frame_pointer and disable
1297 flag_pcc_struct_return on 64bit.
1298 (ix86_libcall_value, ix86_function_value,
1299 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1300 ix86_return_in_memory, ix86_function_value): New global functions.
1301 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1302 (function_arg_advance): Handle x86_64 passing conventions.
1303 (function_arg): Likewise.
1304 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1305 (RETURN_IN_MEMORY): Move offline.
1306 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1307 (FUNCTION_VALUE_REGNO_P): New macro.
1308 (FUNCTION_ARG_REGNO_P): Move offline.
1309 (struct ix86_args): Add maybe_vaarg.
1310 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1311 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1313 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1315 * s390.md: Changed attributes for scheduling.
1316 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1319 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1321 Table-driven attributes.
1322 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1323 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1324 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1325 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1326 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1327 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1328 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1329 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1330 * tree.h (struct tree_decl): Change machine_attributes to
1332 * doc/c-tree.texi: Document that all attributes are now attached
1334 * c-common.c (add_attribute, attrtab, attrtab_idx,
1335 default_valid_lang_attribute, valid_lang_attribute): Remove.
1336 (attribute_tables, attributes_initialized,
1337 c_common_attribute_table, default_lang_attribute_table): New
1339 (handle_packed_attribute, handle_nocommon_attribute,
1340 handle_common_attribute, handle_noreturn_attribute,
1341 handle_unused_attribute, handle_const_attribute,
1342 handle_transparent_union_attribute, handle_constructor_attribute,
1343 handle_destructor_attribute, handle_mode_attribute,
1344 handle_section_attribute, handle_aligned_attribute,
1345 handle_weak_attribute, handle_alias_attribute,
1346 handle_no_instrument_function_attribute,
1347 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1348 handle_no_limit_stack_attribute, handle_pure_attribute): New
1350 (init_attributes, decl_attributes): Rewrite to implement
1351 table-driven attributes.
1352 * c-common.h (enum attribute_flags): Move to tree.h.
1353 * c-format.c (decl_handle_format_attribute,
1354 decl_handle_format_arg_attribute): Rename to
1355 handle_format_attribute and handle_format_arg_attribute. Update
1356 for table-driven attributes.
1357 * c-common.h (decl_handle_format_attribute,
1358 decl_handle_format_arg_attribute): Remove prototypes.
1359 (handle_format_attribute, handle_format_arg_attribute): Add
1361 * c-decl.c (grokdeclarator): Handle attributes nested inside
1363 * c-parse.in (setattrs, maybe_setattrs): Remove.
1364 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1365 Update to handle nested attributes properly.
1366 (maybe_resetattrs, after_type_declarator,
1367 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1368 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1370 (make_pointer_declarator): Update to handle nested attributes
1372 * doc/extend.texi: Update documentation of limits of attributes
1373 syntax. Warn about problems with attribute semantics in C++.
1374 * target.h (struct target): Remove valid_decl_attribute and
1375 valid_type_attribute. Add attribute_table and
1376 function_attribute_inlinable_p.
1377 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1378 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1379 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1381 (TARGET_INITIALIZER): Update.
1382 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1384 (function_attribute_inlinable_p): New function. Check for the
1385 presence of any machine attributes before using
1386 targetm.function_attribute_inlinable_p.
1387 (function_cannot_inline_p): Update.
1388 * Makefile.in (integrate.o): Update dependencies.
1389 * doc/tm.texi: Update documentation of target attributes and
1390 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1391 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1393 (default_target_attribute_table,
1394 default_function_attribute_inlinable_p): New.
1395 (lookup_attribute): Update comment to clarify handling of multiple
1396 attributes with the same name.
1397 (merge_attributes, attribute_list_contained): Allow multiple
1398 attributes with the same name but different arguments to appear in
1399 the same attribute list.
1400 * tree.h (default_valid_attribute_p): Remove prototype.
1401 (struct attribute_spec): New.
1402 (default_target_attribute_table): Declare.
1403 (enum attribute_flags): Move from c-common.h. Add
1404 ATTR_FLAG_TYPE_IN_PLACE.
1405 (default_function_attribute_inlinable_p): Declare.
1406 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1407 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1408 (TARGET_ATTRIBUTE_TABLE): Define.
1409 (vms_attribute_table): New.
1410 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1411 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1412 (TARGET_ATTRIBUTE_TABLE): Define.
1413 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1414 * config/arm/arm.c (arm_valid_type_attribute_p,
1415 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1417 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1419 (TARGET_ATTRIBUTE_TABLE): Define.
1420 (arm_attribute_table, arm_handle_fndecl_attribute,
1421 arm_handle_isr_attribute): New.
1422 * config/avr/avr.c (avr_valid_type_attribute,
1423 avr_valid_decl_attribute): Remove.
1424 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1426 (TARGET_ATTRIBUTE_TABLE): Define.
1427 (avr_attribute_table, avr_handle_progmem_attribute,
1428 avr_handle_fndecl_attribute): New.
1429 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1430 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1431 (TARGET_ATTRIBUTE_TABLE): Define.
1432 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1433 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1434 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1435 (TARGET_ATTRIBUTE_TABLE): Define.
1436 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1437 h8300_handle_eightbit_data_attribute,
1438 h8300_handle_tiny_data_attribute): New.
1439 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1440 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1442 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1444 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1445 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1447 (TARGET_ATTRIBUTE_TABLE): Define.
1448 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1449 ix86_handle_regparm_attribute): New.
1450 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1451 i386_pe_valid_type_attribute_p): Remove.
1452 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1453 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1454 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1455 (TARGET_ATTRIBUTE_TABLE): Define.
1456 (ia64_attribute_table): New.
1457 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1458 interrupt_ident2, model_ident1, model_ident2): Remove.
1459 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1460 (TARGET_ATTRIBUTE_TABLE): Define.
1461 (init_idents): Update.
1462 (m32r_attribute_table, m32r_handle_model_attribute): New.
1463 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1465 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1466 (TARGET_ATTRIBUTE_TABLE): Define.
1467 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1468 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1469 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1470 (TARGET_ATTRIBUTE_TABLE): Define.
1471 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1472 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1473 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1474 (TARGET_ATTRIBUTE_TABLE): Define.
1475 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1476 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1477 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1478 (TARGET_ATTRIBUTE_TABLE): Define.
1479 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1480 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1481 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1482 (TARGET_ATTRIBUTE_TABLE): Define.
1483 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1484 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1486 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1488 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1489 (TARGET_ATTRIBUTE_TABLE): Define.
1490 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1492 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1493 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1494 (TARGET_ATTRIBUTE_TABLE): Define.
1495 (v850_attribute_table, v850_handle_interrupt_attribute,
1496 v850_handle_data_area_attribute): New.
1497 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1498 Return void. Call decl_attributes instead of
1499 valid_machine_attribute.
1501 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1503 * sh-protos.h (sh_pr_n_sets): Declare.
1504 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1505 look at the copy to determine if PR needs to be saved.
1506 sh_pr_n_sets: New function.
1507 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1508 (ALLOCATE_INITIAL_VALUE): Define.
1510 * sh.c (initial_elimination_offset):
1511 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1513 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1515 * integrate.c (allocate_initial_values): New function.
1516 * integrate.h (allocate_initial_values): Declare.
1517 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1519 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1521 * toplev.c (rest_of_compilation): To here.
1522 Call allocate_initial_values.
1523 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1525 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1527 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1529 2001-09-20 DJ Delorie <dj@redhat.com>
1531 * c-typeck.c (really_start_incremental_init): Discriminate
1532 between zero-length arrays and flexible arrays.
1533 (push_init_level): Detect zero-length arrays and handle them
1534 like fixed-sized arrays.
1535 * expr.c (store_constructor): Handle zero-length arrays and
1536 flexible arrays correctly.
1537 * doc/extend.texi: Update zero-length array notes.
1539 2001-09-20 Jim Wilson <wilson@redhat.com>
1541 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1542 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1543 for issue port conflicts.
1544 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1546 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1548 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1551 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1553 * fold-const.c (hashtab.h): Include.
1554 (int_const_binop): Remove FORSIZE arg and compute from type; all
1556 Call size_int_type_wide for all single-word constants.
1557 (size_htab_hash, size_htab_eq): New functions.
1558 (size_int_type_wide): Rework to use hash table.
1559 * ggc-common.c (hashtab.h): Include.
1560 (struct d_htab_root): New struct.
1561 (d_htab_roots): New variable.
1562 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1563 (ggc_mark_roots): Handle deletable htabs.
1564 * ggc-page.c (ggc_marked_p): New function.
1565 * ggc-simple.c (ggc_marked_p): Likewise.
1566 * ggc.h: Reformatting throughout.
1567 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1568 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1569 (type_hash_add): Allocate struct type_hash from GC memory.
1570 (mark_hash_entry, mark_type_hash): Deleted.
1571 (type_hash_marked_p, type_hash_mark): New functions.
1572 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1574 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1576 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1579 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1581 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1582 array-too-large test for signed sizetype.
1584 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1586 * i386.md (indirect_jump): Allow Pmode operand.
1587 (tablejump): LIkewise; perform expansion to 64bit mode.
1588 * i386.c (symbolic_operand): Allow 64bit PIC references.
1589 (pic_symbolic_operand): Likewise.
1590 (ix86_find_base_term): Strip the 64bit PIC references.
1591 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1592 (legitimize_pic_address): Likewise.
1593 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1594 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1596 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1598 * stringpool.c (get_identifier_with_length): New function.
1599 * tree.h (get_identifier_with_length): New prototype.
1601 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1602 David Edelsohn <edelsohn@gnu.org>
1605 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1606 already sign-extended.
1608 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1609 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1611 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1612 (output_profile_hook): Declare label_name const.
1613 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1614 to match constraints.
1616 2001-09-19 Stan Shebs <shebs@apple.com>
1618 * alias.c: Fix typos in comments.
1619 * sched-rgn.c (init_ready_list): Ditto.
1620 * unwind-dw2.c (uw_frame_state_for): Ditto.
1621 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1622 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1623 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1625 2001-09-19 Richard Henderson <rth@redhat.com>
1627 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1629 * Makefile.in (cfg.o): Depend on TM_P_H.
1631 2001-09-19 Richard Henderson <rth@redhat.com>
1633 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1634 (local_symbolic_operand): ... here.
1635 (small_symbolic_operand): Check mode.
1636 (global_symbolic_operand): New.
1637 (input_operand): Reject symbolics if explicit relocs.
1638 (call_operand): Tidy.
1639 (alpha_legitimize_address): Use movdi_er_high_g.
1640 (alpha_expand_mov): Likewise.
1641 * config/alpha/alpha-protos.h: Update.
1642 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1643 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1644 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1645 (UNSPECV_LDGP2): Remove.
1646 (all call patterns): Use 's' not 'i' for symbolic constraint.
1647 (call_osf call_value_osf): Use call_operand.
1648 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1649 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1650 (prologue_ldgp_1_er): Remove.
1651 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1652 (builtin_setjmp_receiver_er patterns): Use them.
1653 (exception_receiver_er): Likewise.
1655 2001-09-19 Richard Henderson <rth@redhat.com>
1657 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1659 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1660 and NON_LOCAL_GOTO notes.
1661 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1662 copy over CALL_INSN_FUNCTION_USAGE.
1664 2001-09-18 Catherine Moore <clm@redhat.com>
1666 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1669 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1671 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1672 new-style tm_file specification. Specify correct tm_p_file,
1673 md_file, and out_file for s390x.
1675 * config/s390/linux.h, linux64.h: Don't include other target
1676 macro header files. Now handled via tm_file.
1678 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1679 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1680 are defined before use.
1682 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1684 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1685 code generation only for Gnu assembler.
1687 2001-09-18 Catherine Moore <clm@redhat.com>
1689 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1691 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1693 * config/mips/mips.c (mips_frame_set): New.
1694 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1695 a parallel frame-related expression with a set for each register.
1697 2001-09-18 Philip Blundell <philb@gnu.org>
1699 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1702 2001-09-17 Dale Johannesen <dalej@apple.com>
1704 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1705 * config/rs6000/aix.h (FIXED_R2): Define.
1706 * config/rs6000/darwin.h (FIXED_R2): Define.
1707 * config/rs6000/sysv4.h (FIXED_R2): Define.
1709 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1711 * except.c (dw2_build_landing_pads): New local
1712 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1713 barrier after clobbers. Fixes c++/4012.
1715 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1717 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1719 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1721 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1722 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1724 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1726 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1729 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1731 * cpphash.h (_cpp_lex_direct): New.
1732 * cpplex.c (_cpp_lex_token): Update.
1733 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1734 and increment that pointer.
1735 * cppmacro.c (alloc_expansion_token): New.
1736 (lex_expansion_token): Lex macro expansion directly into
1739 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1741 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1743 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1745 * basic-block.h (free_bb_for_insn): Declare.
1746 * bb-reorder.c (label_for_bb): Use block_label.
1747 (emit_jump_to_block_after): Remove.
1748 (insert_intra_1): Do not update block_for_insn.
1749 (insert_inter_bb_scope_notes): Likewise; update bb->end
1750 * cfg.c (free_bb_for_insn): New.
1751 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1752 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1753 (commit_one_edge_insertion): Likewise.
1754 (commit_one_edge_insertion): Do not update BB boundary.
1755 (commit_edge_insertions): Do not call compute_bb_for_insn.
1756 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1757 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1758 (merge_blocks_move_successor_nojumps): Likewise.
1759 (try_crossjump_to_edge): Do not update block_for_insn.
1760 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1761 * df.c (df_pattern_emit_later): Do not update BB boundary.
1762 (df_jump_pattern_emit_after): Likewise.
1763 (df_insn_move_before): Use emit_insn_before.
1764 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1766 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1767 boundaries and basic_block_for_insn.
1768 (reorder_insns_nobb): Rename from reorder_insns.
1769 (reorder_insns): New.
1770 (emit_block_insn_before, emit_block_insn_after): Kill.
1771 * flow.c (check_function_return_warnings): Do not call
1772 compute_bb_for_insn; Do not free basic_block_for_insn.
1773 (attempt_auto_inc): Do not update basic_block_for_insn.
1774 * function.c (emit_return_into_block): Likewise;
1775 do not update BB boundaries.
1776 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1777 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1778 (pre_insert_copy_insn): Likewise.
1779 (update_ld_motion_notes): Likewise.
1780 (insert_insn_start_bb): Likewise.
1781 (replace_store_insn): Likewise.
1782 * ifcvt.c (noce_process_if_block): Likewise.
1783 (if_convert): Do not call compute_bb_for_insn.
1784 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1785 Use emit_insn_before and emit_insn_after.
1786 * recog.c (split_all_insns): Do not update BB boundaries;
1787 Do not call compute_bb_for_insn.
1788 (peephole2_optimize): Do not update BB boundaries.
1789 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1791 (emit_swap_insn): Likewise.
1792 (convert_regs_1): Likewise.
1793 * reload1.c (reload): Call compute_bb_for_insn.
1794 * rtl.h (reorder_insns_nobb): Declare.
1795 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1796 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1797 at places CFG is invalidated; do not call compute_bb_for_insn.
1799 * cfg.c (expunge_block): Invalidate BB structure.
1801 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1804 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1806 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1808 * cpphash.h (_cpp_lex_token): Update prototype.
1809 * cpplex.c (_cpp_lex_token): New prototype.
1810 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1811 lex_macro_node, read_flag, do_pragma_poison): Update.
1812 * cppmacro.c (cpp_get_token, parse_params,
1813 lex_expansion_token): Update.
1815 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1817 * cppmain.c (scan_translation_unit): Don't worry about
1818 putting a space after hashes.
1819 * cpplib.c (directive_diagnostics): New.
1820 (_cpp_handle_directive): Update to use directive_diagnostics.
1821 (run_directive): Don't toggle prevent_expansion.
1822 (do_line): Backup in case of the line extension.
1823 * cpplib.h (cpp_lexer_pos): Remove.
1824 * cppmacro.c (_cpp_create_definition): Precede a leading #
1827 2001-09-15 Richard Henderson <rth@redhat.com>
1829 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1831 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1833 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1835 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1837 PR preprocessor/3571
1838 * tradcpp.c (handle_directive): Skip non-vertical space.
1840 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1842 * cppmain.c (setup_callbacks): Set line callback only
1843 if outputting preprocessed source.
1845 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1847 * collect2.c (main): Const-ification.
1848 * gcc.c (translate_options, process_command): Use xstrdup in
1849 lieu of xmalloc/strcpy.
1850 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1852 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1854 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1857 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1859 * scan-decls.c (scan_decls): Fix typo.
1861 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1863 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1864 Split mlstring_pos into mls_line and mls_col.
1865 * cppinit.c (cpp_create_reader): Initialize line to 1.
1866 (cpp_destroy): Free tokenruns.
1867 (push_include): Don't update lexer_pos.
1868 * cpplex.c (unterminated, parse_string): Update.
1869 (lex_token): Don't update lexer_pos, update.
1870 * cpplib.c (if_stack): Save line instead of line + col.
1871 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1872 push_conditional, _cpp_pop_buffer): Update.
1873 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1874 (_cpp_create_definition): Update.
1876 2001-09-15 Eric Christopher <echristo@redhat.com>
1878 * config/mips/abi64.h: Add support for MEABI.
1880 2001-09-15 Eric Christopher <echristo@redhat.com>
1882 * config/mips/mips.md: Add unspec #2.
1884 (reload_outdi): Ditto.
1885 (reload_outsi): Ditto.
1888 2001-09-15 Eric Christopher <echristo@redhat.com>
1889 Jason Eckhardt <jle@redhat.com>
1891 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1892 * config/mips/isa32-linux.h: New file.
1893 * config/mips/isa3264.h: Ditto.
1894 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1895 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1896 (output_block_mode): Support MEABI.
1897 (function_arg): Ditto. Fix floating point arg passing.
1898 (mips_va_start): Ditto.
1899 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1901 (mips_asm_file_start): Add new section to pass abi to gdb.
1902 (function_arg_pass_by_reference): Support MEABI.
1903 (mips_parse_cpu): Support mips32 and mips64 processors.
1904 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1905 TARGET_MIPS5KC. Support isa32 and isa64.
1906 (processor_type): Add r4kc, r5kc, r20kc.
1907 (GENERATE_MULT3_SI): New.
1908 (GENERATE_MULT3_DI): Ditto.
1909 (GENERATE_MULT3): Remove.
1910 (ISA_HAS_64BIT_REGS): Add isa == 64.
1911 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1912 (ISA_HAS_MADD_MSUB): New.
1913 (ISA_HAS_CLZ_CLO): Ditto.
1914 (ISA_HAS_DCLZ_DCLO): Ditto.
1915 (ABI_GAS_ASM_SPEC): New.
1916 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1919 (SUBTARGET_CC1_SPEC): Ditto.
1920 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1921 (PAD_VARARGS_DOWN): Support MEABI.
1922 (HARD_REGNO_NREGS): Move to mips.c.
1923 (ASM_OUTPUT_IDENT): Add #undef.
1924 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1925 (mulsi3): Use GENERATE_MULT3_SI.
1926 (mulsi3_mult3): Ditto. Support mips32, mips64.
1927 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1928 (mul_sub_si): New pattern.
1929 (unnamed splitters): New.
1930 (muldi3): Use GENERATE_MULT3_DI.
1931 (muldi3_internal2): Ditto.
1932 (movdicc): Support mips32.
1933 * config/mips/t-isa3264: New file.
1935 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1937 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1938 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1939 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1941 * reorg.c (fill_slots_from_thread): After call to
1942 steal_delay_list_from_target, update own_thread as new_thread may
1945 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1947 * cpperror.c (print_location): Take line and column, for
1948 default positioning use the previously lexed token.
1949 (_cpp_begin_message): Take line and column.
1950 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1951 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1952 * cpphash.h (_cpp_begin_message): Update prototype.
1953 * cppinit.c (push_include): Don't set output line.
1954 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1955 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1956 (do_pragma): Kludge for front ends. Don't expand macros at all.
1957 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1958 (struct cpp_token): Remove output_line.
1959 (struct cpp_callbacks): New member line_change.
1960 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1961 cpp_get_token): Preserve BOL flag.
1962 (cpp_get_line): Remove.
1963 (_cpp_backup_tokens): Remove useless abort().
1964 * cppmain.c (cb_line_change): New.
1965 (scan_translation_unit): Don't worry about starting new lines here.
1966 * scan-decls.c (scan_decls): Update.
1967 * c-lex.c (c_lex, init_c_lex): Update.
1968 (cb_line_change, src_lineno): New.
1970 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1972 * tree.c (append_random_chars): Generate the random
1973 characters in a reproducable fashion.
1975 2001-09-14 Richard Henderson <rth@redhat.com>
1977 * config/i386/i386.c (internal_label_prefix): New.
1978 (internal_label_prefix_len): New.
1979 (override_options): Set them.
1980 (local_symbolic_operand): New.
1981 (legitimate_pic_address_disp_p): Use it.
1982 (legitimize_pic_address): Likewise.
1984 2001-09-14 Marc Espie <espie@openbsd.org>
1986 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1989 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1991 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1992 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1994 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1996 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1997 invocation of SUBREG_REGNO_OFFSET.
1999 * haifa-sched.c: Fix typo in FSF copyright statement.
2000 * sched-deps.c: Fix typo in FSF copyright statement.
2001 * sched-ebb.c: Fix typo in FSF copyright statement.
2002 * sched-rgn.c: Fix typo in FSF copyright statement.
2003 * sched-vis.c: Fix typo in FSF copyright statement.
2005 * config.gcc: Move inclusion of arm elf specific header files
2006 from the files themselves into the tm_file variable. Make
2007 sure that elfos.h is included before target specific elf
2009 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2011 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2012 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2013 ASM_OUTPUT_CASE_LABEL): Protect definition.
2014 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2015 not already defined.
2016 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2017 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2018 Remove duplicate definition.
2019 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2020 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2021 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2022 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2023 Remove inclusion of arm/elf.h.
2024 * config/arm/unknown-elf.h: as for conix-elf.h.
2025 (STARTFILE_SPEC): Include crti.o and crtn.o.
2026 * config/arm/linux-elf.h: as for conix-elf.h.
2027 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2028 * config/arm/strongarm-elf.h: Remove inclusion of
2030 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2031 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2032 unknown-elf.h and elf.h.
2033 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2034 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2035 ASM_WEAKEN_LABEL): Remove redundant definition.
2036 * config/arm/elf.h: Test for inclusion of elfos.h
2037 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2038 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2039 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2040 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2041 redundant definition.
2042 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2043 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2044 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2045 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2046 Add rules to build crti.o and crtn.o
2047 * crti.asm: New file.
2048 * crtn.asm: New file.
2050 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2052 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2053 * cpphash.h (struct tokenrun): Add prev.
2054 (struct lexer_state): Remove bol.
2055 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2056 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2058 * cppinit.c (cpp_create_reader): Don't set bol.
2059 (cpp_destroy): Don't free lookaheads.
2060 * cpplex.c (lex_directive): Remove.
2061 (next_tokenrun): Update.
2062 (_cpp_lex_token): Clean up logic.
2063 (lex_token): Update to return a pointer to lexed token, since it
2064 can move to the start of the buffer. Simpify newline handling.
2065 * cpplib.c (SEEN_EOL): Update.
2066 (skip_rest_of_line): Remove lookahead stuff.
2067 (end_directive): Line numbers are already incremented. Revert
2068 to start of lexed token buffer if we can.
2069 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2070 parse_answer): Use _cpp_backup_tokens.
2071 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2072 instead. Don't check for EOL.
2073 (do_include_common, do_line, do_pragma_system_header): Use
2075 * cpplib.h (BOL, _cpp_backup_tokens): New.
2076 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2077 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2078 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2079 (builtin_macro): Don't use cpp_get_line.
2080 (cpp_get_line): Short term kludge.
2081 (parse_arg): Handle directives in arguments here. Back up when
2082 appropriate. Store EOF at end of argument list.
2083 (funlike_invocation_p): Use _cpp_backup_tokens.
2084 (push_arg_context): Account for EOF at end of list.
2085 (cpp_get_token): Remove lookahead stuff. Update.
2087 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2089 * c-parse.in (yyerror): Const-ification and/or static-ization.
2090 * c-typeck.c (push_member_name): Likewise.
2091 * collect2.c (main): Likewise.
2092 * dbxout.c (dbxout_parms): Likewise.
2093 * diagnostic.c (format_with_decl): Likewise.
2094 * dwarf2out.c (output_ranges): Likewise.
2095 * dwarfout.c (fundamental_type_code): Likewise.
2096 * except.c (dw2_output_call_site_table): Likewise.
2097 * gcc.c (do_spec_1): Likewise.
2098 * genopinit.c (optabs): Likewise.
2099 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2100 gen_declaration_1, handle_impent): Likewise.
2101 * protoize.c (default_include, in_system_include_dir, abspath):
2103 * sched-vis.c (visualize_stall_cycles): Likewise.
2104 * sdbout.c (plain_type_1, sdbout_end_function,
2105 sdbout_end_epilogue): Likewise.
2106 * varasm.c (decode_reg_name): Likewise.
2108 * 1750a.c (mod_regno_adjust): Likewise.
2109 * alpha.c (alpha_write_one_linkage,
2110 unicosmk_output_default_externs): Likewise.
2111 * arm.c (arm_condition_codes): Likewise.
2112 * arm.h (arm_condition_codes): Likewise.
2113 * avr.c (output_movsisf, encode_section_info): Likewise.
2114 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2116 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2117 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2118 * m88k.c (output_function_profiler): Likewise.
2119 * mips.c (mips_output_conditional_branch): Likewise.
2120 * ns32k.c (ns32k_out_reg_names): Likewise.
2121 * ns32k.h (ns32k_out_reg_names): Likewise.
2122 * pj.c (pj_output_rval): Likewise.
2123 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2124 * sparc.c (sparc_flat_function_prologue,
2125 sparc_flat_function_epilogue): Likewise.
2127 2001-09-13 Markus Werle <numerical.simulation@web.de>
2128 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2130 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2131 Aachen University of Technology".
2133 2001-09-13 Andreas Schwab <schwab@suse.de>
2135 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2138 2001-09-13 Richard Henderson <rth@redhat.com>
2140 * config/alpha/alpha.c (small_symbolic_operand): New.
2141 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2142 (some_operand, input_operand): Don't handle HIGH.
2143 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2144 (alpha_expand_mov): Likewise.
2145 (print_operand) [H]: Just print HIGH symbol.
2146 (print_operand_address): Handle small data.
2147 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2148 (TARGET_SWITCHES): Add -msmall-data/large-data.
2149 (PIC_OFFSET_TABLE_REGNUM): New.
2150 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2151 (PREDICATE_COES): Update.
2152 * config/alpha/alpha.md (adddi_er_high): New.
2153 (adddi_er_low): Handle small data.
2154 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2155 prefer .sdata to .rodata.
2156 (SELECT_RTX_SECTION): Likewise.
2158 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2160 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2161 defining __size_t and leaving size_t undefined.
2163 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2165 * basic-block.h (expunge_block): Declare.
2166 * cfg.c (expunge_block): Remove static declaration.
2168 2001-09-12 Richard Henderson <rth@redhat.com>
2170 * integrate.c (copy_insn_list): Copy label name from
2171 NOTE_INSN_DELETED_LABEL.
2173 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2175 * c-common.c (c_tree_code_name): Const-ification.
2176 * c-decl.c (c_decode_option): Likewise.
2177 * c-typeck.c (warn_for_assignment): Likewise.
2178 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2180 * cppinit.c (output_deps): Likewise.
2181 * dependence.c (dependence_string, direction_string): Likewise.
2182 * dwarf2out.c (output_ranges): Likewise.
2183 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2184 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2185 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2186 standard_startfile_prefix, standard_startfile_prefix_1,
2187 standard_startfile_prefix_2, tooldir_base_prefix,
2188 standard_bindir_prefix, find_a_file): Likewise.
2189 * genattrtab.c (make_length_attrs): Likewise.
2190 * gencheck.c (tree_codes): Likewise.
2191 * genemit.c (gen_split): Likewise.
2192 * genrecog.c (special_mode_pred_table): Likewise.
2193 * graph.c (graph_ext): Likewise.
2194 * protoize (default_include): Likewise.
2195 * reload.c (reload_when_needed_name): Likewise.
2196 * sched-vis.c (visualize_stall_cycles): Likewise.
2197 * tlink.c (recompile_files): Likewise.
2198 * toplev.c (decode_g_option): Likewise.
2199 * tradcpp.c (output_deps): Likewise.
2200 * varasm.c (decode_reg_name): Likewise.
2202 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2205 * avr.c (avr_regnames, encode_section_info): Likewise.
2206 * c4x.c (float_reg_names): Likewise.
2207 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2208 * elfos.h (const_section): Likewise.
2209 * i386.c (ix86_comp_type_attributes): Likewise.
2210 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2211 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2212 * ia64.c (type_names): Likewise.
2213 * m68hc11.c (reg_class_names): Likewise.
2214 * m88k.c (m_options): Likewise.
2215 * mips.c (mips_output_conditional_branch, mips_unique_section):
2217 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2218 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2219 ultra_code_names): Likewise.
2220 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2222 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2224 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2225 Use --fatal-warnings option for gas.
2226 * configure: Rebuilt.
2228 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2230 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2232 2001-09-11 Jim Wilson <wilson@redhat.com>
2234 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2236 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2238 * builtins.c (c_strlen): Treat an offset too large for a
2239 HOST_WIDE_INT as out of range.
2241 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2243 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2244 (EDGE_CRITICAL_P): New predicate.
2245 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2247 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2248 (dump_edge_info): Remove "crit".
2249 * cfganal.c (mark_critical_edges): Kill.
2250 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2251 * cfgcleanup.c (cleanup_cfg): Likewise.
2252 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2253 (find_spanning_tree): Likewise.
2254 * reg-stack.c (convert_regs_1): Likewise.
2255 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2257 * basic-block.h (create_basic_block_structure): New.
2258 (create_basic_block): Update prototype.
2259 (force_nonfallthru): New.
2260 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2261 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2262 handle updating of block_for_insn, creating of empty BBs and BBs at
2263 the end of INSN chain.
2264 (create_basic_block): New function.
2265 (split_block): Use create_basic_block.
2266 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2267 (redirect_edge_and_branch_force): ... here.
2268 (force_nonfallthru): New.
2269 (split_edge): Rewrite to use force_nonfallthru and create_block.
2270 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2271 (find_basic_blocks): Free basic_block_for_insn.
2272 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2274 * cfg.c: Fix formating.
2275 * cfgcleanup.c: Fix formating.
2276 (merge_blocks, tail_recursion_label_p): Return bool.
2277 (merge_blocks_move_predecessor_nojumps,
2278 merge_blocks_move_successor_nojumps): Return void.
2280 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2282 * configure.in: Check whether assembler supports section merging.
2283 * config.in: Rebuilt.
2284 * configure: Rebuilt.
2285 * varasm.c (variable_section, output_constant_pool): Pass alignment
2286 to SELECT_SECTION and SELECT_RTX_SECTION.
2287 (mergeable_string_section): New.
2288 (mergeable_constant_section): New.
2289 (default_elf_asm_named_section): Output SECTION_MERGE and
2290 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2291 * output.h (mergeable_string_section): New.
2292 (mergeable_constant_section): New.
2293 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2294 * toplev.c (flag_merge_constants): New.
2295 (f_options): Add -fmerge-constants and -fmerge-all-constants
2297 (toplev_main): Default to -fno-merge-constants if not optimizing.
2298 * flags.h (flag_merge_constants): Add extern.
2299 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2300 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2302 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2303 Define if assembler has working .subsection -1 support.
2304 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2305 Put constant into special SHF_MERGE sections if the linker should
2306 attempt to merge duplicates.
2307 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2309 Put constant into special SHF_MERGE sections if the linker should
2310 attempt to merge duplicates.
2311 * config/alpha/elf.h: Likewise.
2312 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2313 has working .subsection -1 support.
2314 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2316 * config/svr3.h: Likewise.
2317 * config/darwin.h: Likewise.
2318 * config/arm/aof.h: Likewise.
2319 * config/arm/linux-elf.h: Likewise.
2320 * config/avr/avr.h: Likewise.
2321 * config/c4x/c4x.h: Likewise.
2322 * config/d30v/d30v.h: Likewise.
2323 * config/i386/dgux.h: Likewise.
2324 * config/i386/osfrose.h: Likewise.
2325 * config/i386/sco5.h: Likewise.
2326 * config/i386/svr3gas.h: Likewise.
2327 * config/ia64/aix.h: Likewise.
2328 * config/m32r/m32r.h: Likewise.
2329 * config/m68k/m68k.h: Likewise.
2330 * config/m88k/dgux.h: Likewise.
2331 * config/m88k/m88k.h: Likewise.
2332 * config/mcore/mcore-pe.h: Likewise.
2333 * config/mips/mips.h: Likewise.
2334 * config/pa/pa.h: Likewise.
2335 * config/pa/pa-linux.h: Likewise.
2336 * config/romp/romp.h: Likewise.
2337 * config/rs6000/sysv4.h: Likewise.
2338 * config/rs6000/xcoff.h: Likewise.
2339 * config/s390/linux.h: Likewise.
2340 * config/sparc/sparc.h: Likewise.
2341 * config/sparc/sysv4.h: Likewise.
2342 * config/stormy16/stormy16.h: Likewise.
2343 * config/v850/v850.h: Likewise.
2344 * config/vax/vms.h: Likewise.
2345 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2346 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2347 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2348 default_elf_asm_named_section for SHF_MERGE sections.
2350 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2352 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2355 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2357 * c-common.c (split_specs_attrs): Allow for empty attributes with
2358 empty TREE_PURPOSE. Fixes PR c/4294.
2360 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2362 * basic-block.h (cached_make_edge, make_single_succ): New.
2363 (make_edge): Remove first parameter.
2364 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2365 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2366 created edge; use obstack allocation.
2367 (make_edge, make_single_succ_edge): New.
2368 (first_removed_edge): New static variable.
2369 (init_flow): Initialize first_removed_edge and n_edges.
2370 (clear_edges): Use remove_edge.
2371 (flow_delete_block): Likewise.
2372 (remove_edge): Add removed edges to the removed edges list.
2373 (split_block, redirect_edge_and_branch_force, split_edge):
2375 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2376 (add_noreturn_fake_exit_edges): Likewise.
2377 (connect_infinite_loops_to_exit): Liekwise.
2378 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2379 Use cached_make_edge.
2380 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2381 * profile.c (branch_prob): Update make_edge call.
2382 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2384 2001-09-11 Richard Henderson <rth@redhat.com>
2386 * config/alpha/alpha.c: Tidy formatting.
2387 (local_symbolic_operand): Verify mode.
2388 (alpha_sa_mask): Ignore unicos for eh_return.
2389 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2390 * config/alpha/alpha.md (umk divsi patterns): Remove.
2391 (extendsfdf2): Remove unicos check.
2392 (tablejump): Merge vms and unicos code; always use direct set
2395 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2397 * config.gcc (alpha*-*-unicosmk*): New target.
2399 * config/alpha/alpha-protos.h (symbolic_operand,
2400 unicosmk_add_call_info_word, unicosmk_add_extern,
2401 unicosmk_defer_case_vector, unicosmk_unique_section,
2402 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2403 unicosmk_asm_file_start, unicosmk_asm_file_end,
2404 unicosmk_output_common): Declare.
2406 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2407 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2408 alpha_does_function_need_gp, alpha_end_function): Support Cray
2410 (alpha_init_machine_status, alpha_mark_machine_status,
2411 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2412 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2413 unicosmk_asm_named_section, unicosmk_insert_attributes,
2414 unicosmk_section_type_flags, symbolic_operand,
2415 unicosmk_output_module_name, unicosmk_output_default_externs,
2416 unicosmk_output_dex, unicosmk_output_externs,
2417 unicosmk_output_addr_vec, unicosmk_ssib_name,
2418 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2419 unicosmk_asm_file_end, unicosmk_output_common,
2420 unicosmk_section_type_flags, unicosmk_unique_section,
2421 unicosmk_add_call_info_word, unicosmk_text_section,
2422 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2423 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2424 unicosmk_dex_count, unicosmk_special_name): New.
2425 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2426 TARGET_ABI_UNICOSMK.
2427 (get_aligned_mem, alpha_expand_unaligned_load,
2428 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2429 alpha_expand_unaligned_store_words): Support big-endian mode.
2430 (print_operand): Likewise. New format specifier 't'. Use
2431 TARGET_AS_SLASH_BEFORE_SUFFIX.
2432 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2433 (alpha_pv_save_size): Update with above change.
2434 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2435 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2438 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2439 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2440 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2441 (EXTRA_CONSTRAINT): New constraint 'U'.
2442 (PREDICATE_CODES): Add symbolic_operand.
2444 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2445 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2446 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2447 (integer division and modulus patterns): Split in default and
2449 (*divmodsi_internal, *divmoddi_internal): Disable for
2450 TARGET_ABI_UNICOSMK.
2451 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2452 little-endian and big-endian versions.
2453 (ext, ins, msk): Likewise.
2454 (extv, extzv, insv): Support big-endian mode.
2455 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2456 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2457 *tablejump_umk_internal, *call_value_umk): New.
2458 (*movdi_nofix): Add pattern for loading an address into a register on
2459 TARGET_ABI_UNICOSMK.
2460 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2461 (umk_mismatch_args, arg_home_umk): New.
2462 (various insns): Don't use mov, fmov, nop, fnop and unop.
2463 (realign): Support TARGET_ABI_UNICOSMK.
2465 * config/alpha/unicosmk.h: New file.
2466 * config/alpha/t-unicosmk: New file.
2468 * fixinc/inclhack.def (unicosmk_restrict): New.
2469 * fixinc/fixincl.x: Regenerate.
2471 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2472 (wchar_t): Check for and define __WCHAR_T__.
2474 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2476 * combine.c (simplify_shift_const): Treat shifts by the mode
2479 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2481 * cpphash.h (struct tokenrun): New.
2482 (struct cpp_context): New member bol.
2483 (struct cpp_reader): New members.
2484 (_cpp_init_tokenrun): New.
2485 * cppinit.c (cpp_create_reader): Set up the token runs.
2486 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2487 (lex_token): New internalised version of _cpp_lex_token. Don't
2488 handle directives or the multiple include opimisation here any
2489 more. Simply lex a token.
2490 * cpplib.c (run_directive): Clear bol.
2491 (_cpp_pop_buffer): Set bol.
2492 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2495 2001-09-11 Michael Meissner <meissner@redhat.com>
2497 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2498 give an error if the user uses -mfp32.
2499 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2501 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2502 floating point register size.
2503 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2505 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2506 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2508 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2509 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2511 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2513 * dbxout.c (dbxout_parms): Fix typo in comment.
2514 * unroll.c (loop_find_equiv_value): Ditto.
2515 * toplev.c (rest_of_compilation): Ditto.
2516 * loop.c (scan_loop): Ditto.
2517 * dwarf2out.c (struct dw_fde_struct): Ditto.
2519 2001-09-10 Zack Weinberg <zackw@panix.com>
2521 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2522 copying identifier when we're just going to throw it away.
2523 (parse_identifier_slow): New routine to handle abnormal cases.
2524 (_cpp_lex_token): Update call site.
2526 * hashtable.c (ht_lookup): Don't assume that the string we've
2527 been given is NUL-terminated.
2528 * system.h: #define __builtin_expect(a, b) to (a) if not
2531 2001-09-10 Michael Meissner <meissner@redhat.com>
2533 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2536 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2538 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2540 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2542 * builtins.c (c_getstr): Correct thinko in last change and further
2545 2001-09-10 Tim Freeman <tim@fungibole.com>
2547 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2548 into varray's and register them as roots with the garbage
2549 collector so they are not collected too soon.
2551 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2553 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2555 * basic-block.h (flow_obstack, label_value_list,
2556 tail_recursion_label_list): Declare
2557 (tidy_fallthru_edges): Declare.
2558 (expunge_block, last_loop_beg_note): Delete.
2559 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2561 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2562 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2563 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2564 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2565 expunge_block, flow_delete_block, compute_bb_for_insn,
2566 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2567 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2568 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2569 try_redirect_by_replacing_jump, last_loop_beg_note,
2570 redirect_edge_and_branch, redirect_edge_and_branch_force,
2571 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2572 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2573 commit_edge_insertions, dump_flow_info, debug_flow_info,
2574 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2575 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2576 Move here from flow.c
2577 * cfganal.c: New file.
2578 (forwarder_block_p, can_fallthru, mark_critical_edges,
2579 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2580 find_unreachable_blocks, create_edge_list, free_edge_list,
2581 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2582 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2583 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2584 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2585 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2586 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2587 Move here from flow.c
2588 * cfgbuild.c: New file
2589 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2590 make_edges, find_basic_blocks_1, find_basic_blocks,
2591 find_sub_basic_blocks): Move here from flow.c
2592 * cfgcleanup.c: New file.
2593 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2594 merge_blocks_move_predecessor_nojumps,
2595 merge_blocks_move_successor_nojumps, merge_blocks,
2596 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2597 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2598 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2600 * cfgloop.c: New file
2601 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2602 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2603 flow_loop_exit_edges_find, flow_loop_nodes_find,
2604 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2605 flow_loop_tree_node_add, flow_loops_tree_build,
2606 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2607 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2608 Move here from flow.c
2609 * flow.c: Remove everything moved elsewhere
2610 * output.h (cleanup_cfg): Return bool.
2612 * bb-reorder.c (reorder_block_def): Remove 'index'.
2613 (insert_intra_1): Add argument BB, set block for new note.
2614 (make_reorder_chain): Do not depdent on BB indexes.
2615 (make_reorder_chain_1): Do not use BB indexes.
2616 (label_for_bb): Likewise; set BB for new insn.
2617 (emit_jump_to_block_after): Likewise.
2618 (fixup_reoder_chain): Sanity check that all basic blocks
2619 are chained; verify newly created insn chain; remove
2620 undocnitional jump simplifying; Do not use BB indexes;
2621 properly initialize count and frequency information;
2622 dump reordered sequence.
2623 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2624 (insert_inter_bb_scope_notes): Set block for new insn.
2625 (reorder_basic_blocks): Dump flow info before reoredering.
2627 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2629 * alias.c (clear_reg_alias_info): Use K&R format definition.
2630 Avoid unsigned warning.
2631 * builtins.c: Use "unsigned int", not "unsigned".
2632 (target_char_cast): Use host_integerp and tree_low_cst.
2633 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2634 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2635 (c_getstr): Likewise.
2636 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2637 (builtin_memcpy_read_str): Avoid unsigned warning.
2638 (expand_builtin_memcpy): Alignments are unsigned.
2639 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2640 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2641 * predict.c (expensive_function_p): LIMIT now unsigned.
2642 * resource.c (mark_target_live_regs): Make some vars unsigned.
2643 * sdbout.c: Use "unsigned int", not "unsigned".
2644 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2645 (sdbout_source_line): Likewise.
2646 (sdbout_record_type_name): Remove "const" for NAME declaration.
2647 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2649 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2651 * calls.c (store_one_arg): Expand comment.
2653 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2655 * calls.c (store_one_arg): Make sure that the entire argument is
2656 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2658 2001-09-09 Richard Henderson <rth@redhat.com>
2660 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2662 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2664 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2666 2001-09-09 Richard Henderson <rth@redhat.com>
2668 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2669 (alpha_this_literal_sequence_number): New.
2670 (alpha_this_gpdisp_sequence_number): New.
2671 (some_operand, input_operand): Add HIGH.
2672 (local_symbolic_operand): New.
2673 (alpha_encode_section_info): New.
2674 (alpha_legitimate_address_p): Allow LO_SUM.
2675 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2676 (alpha_expand_mov): Likewise.
2677 (secondary_reload_class): Check memory_operand not general_operand
2679 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2680 (alpha_expand_unaligned_store): Likewise.
2681 (alpha_expand_unaligned_load_words): Likewise.
2682 (alpha_expand_unaligned_store_words): Likewise.
2683 (alpha_expand_block_clear): Likewise.
2684 (print_operand): Handle %#, %*, %H.
2685 (print_operand_address): Handle LO_SUM.
2687 (alpha_does_function_need_gp): Use it.
2688 (alpha_expand_block_move): Fix signed compare warnings.
2689 (alpha_sa_mask, alpha_align_insns): Likewise.
2690 * config/alpha/alpha-protos.h: Update.
2691 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2692 (MASK_EXPLICIT_RELOCS): New.
2693 (TARGET_SWITCHES): Add -mexplicit-relocs.
2694 (EXTRA_CONSTRAINT): Add 'T'.
2695 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2696 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2697 (ENCODE_SECTION_INFO): Out line.
2698 (REDO_SECTION_INFO_P): New.
2699 (STRIP_NAME_ENCODING): New.
2700 (ASM_OUTPUT_LABELREF): New.
2701 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2702 (PREDICATE_CODES): Update.
2703 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2704 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2705 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2706 builtin_setjmp_receiver_er, exception_receiver_1_er,
2707 call_value_osf_1_er): New patterns.
2708 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2709 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2710 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2711 (FINAL_PRESCAN_INSN): New.
2713 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2715 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2717 2001-09-08 Andreas Jaeger <aj@suse.de>
2719 * i386.h (TARGET_SWITCHES): Fix description.
2721 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2723 * rs6000.c (num_insns_constant): Compute number of instructions
2726 * doc/install.texi: Explain AIX exception handling work-around.
2727 Update URL for AIX fixes.
2729 2001-09-07 Jim Wilson <wilson@redhat.com>
2731 * alias.c (clear_reg_alias_info): New.
2732 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2733 * rtl.h (clear_reg_alias_info): Declare.
2735 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2737 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2739 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2740 (m16m,edivm,emulm): Change declaration to match definition.
2742 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2744 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2745 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2748 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2750 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2751 which have no corresponding C type.
2752 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2753 the representation of 64-bit doubles to work with 64-bit ints.
2755 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2757 * config/mips/mips.c (override_options): Do not override ISA when ABI
2758 specified if MIPS_CPU_STRING_DEFAULT was specified.
2760 2001-09-07 Richard Henderson <rth@redhat.com>
2762 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2763 (express_from_1): Wrap lines.
2764 * rtlanal.c (commutative_operand_precedence): Rename from
2765 operand_preference; export.
2766 * rtl.h: Declare it.
2767 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2768 (simplify_binary_operation): Invoke simplify_plus_minus on
2769 (CONST (PLUS ...)) as well.
2770 (struct simplify_plus_minus_op_data): New.
2771 (simplify_plus_minus_op_data_cmp): New.
2772 (simplify_plus_minus): Use them. Avoid infinite recursion with
2773 simplify_binary_operation wrt CONST.
2775 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2777 * h8300-protos.h (general_operand_dst_push): Remove.
2778 * h8300.c (general_operand_dst_push): Likewise.
2779 * h8300.h (OK_FOR_T): Likewise.
2780 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2781 * h8300.md (pushqi_h8300): New.
2782 (pushqi_h8300hs): Likewise.
2784 (pushhi_h8300): Likewise.
2785 (pushhi_h8300hs): Likewise.
2788 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2790 * genattrtab.c (attr_printf): First arg is unsigned.
2791 Clean up formatting of callers.
2793 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2795 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2798 2001-09-07 Andreas Jaeger <aj@suse.de>
2800 * i386.h (TARGET_SWITCHES): Fix descriptions.
2802 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2804 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2806 2001-09-06 Ira Ruben <ira@apple.com>
2808 Remove OP_IDENTIFIER.
2809 * tree.def (OP_IDENTIFIER): Remove.
2810 * tree.c (tree_node_kind enum): Remove op_id_kind.
2811 (tree_node_kind_names): Remove "op_identifiers".
2812 (make_node): Remove OP_IDENTIFIER test.
2813 (build_op_identifier): Removed because it isn't being used.
2814 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2815 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2817 2001-09-06 Richard Henderson <rth@redhat.com>
2819 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2821 2001-09-06 Richard Henderson <rth@redhat.com>
2823 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2826 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2828 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2829 number used for CR register.
2831 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2832 Joern Rennecke (amylaar@cygnus.com)
2834 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2835 * h8300.c (initial_offset): Handle offset between RP and FP.
2836 (h8300_return_addr_rtx): New function.
2837 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2839 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2840 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2841 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2842 (CAN_ELIMINATE, REGISTER_NAMES):
2843 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2845 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2847 Remove TYPE_NONCOPIED_PARTS.
2848 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2849 (struct tree_type): Remove noncopied_parts.
2850 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2851 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2852 (fixed_type_p): Remove.
2853 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2854 (expand_expr, MODIFY_EXPR): Likewise.
2855 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2856 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2858 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2860 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2862 (mask64_operand): Likewise.
2863 (includes_rldic_lshift_p): Likewise.
2864 (includes_rldicr_lshift_p): Likewise.
2866 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2868 * objc/objc-act.c (build_message_expr): If a class method cannot
2869 be found, do not issue a warning if a corresponding instance
2870 method exists in the root class.
2872 2001-09-05 Richard Henderson <rth@redhat.com>
2874 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2876 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2878 * function.c (ggc_mark_struct_function): Mark f->outer.
2879 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2880 * integrate.c (output_inline_function): ... not here.
2882 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2884 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2886 * i386.c (size_cost): New static variable.
2887 (override_function): Use size_cost when -Os is specified.
2889 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2890 properly; Use current_function_calls_eh_return.
2891 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2892 use leave to avoid depdendancy chain.
2894 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2895 get BB loop_depth instead of computing it from LOOP notes.
2897 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2899 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2901 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2902 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2903 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2905 2001-09-05 Jeffrey A Law (law@cygnus.com)
2906 Jason Merrill (jason@redhat.com)
2908 * stor-layout.c (layout_type): Complain if an array's size can
2909 not be represented in a size_t.
2911 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2913 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2915 * gcc.c: (process_command) Add parentheses around assignment
2916 used as truth value.
2918 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2920 * config/mips/mips.c (save_restore_insns): Don't mark any register
2921 save slots as unchanging if current_function_calls_eh_return.
2923 2001-09-05 Richard Henderson <rth@redhat.com>
2925 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2926 * config/alpha/alpha-protos.h: Declare it.
2927 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2928 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2929 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2930 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2931 (REG_OK_FOR_BASE_P): Select one of the above.
2933 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2935 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2936 (crti.o): Prefix name of object file with $(T).
2939 2001-09-05 David S. Miller <davem@redhat.com>
2941 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2942 * config/sparc/linux64.h: Likewise.
2944 2001-09-05 Andreas Jaeger <aj@suse.de>
2946 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2947 available anymore, remove the documentation.
2948 (i386 Options): Fix typo, cleanup index entries.
2950 * prefix.c (concat): Remove, we can use the version from liberty.
2952 2001-09-05 Richard Henderson <rth@redhat.com>
2954 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2955 New functions split out of md file expanders.
2956 * config/alpha/alpha-protos.h: Declare them.
2957 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2959 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2961 * cppmacro.c (funlike_invocation_p): No need to restore context.
2963 2001-09-04 Richard Henderson <rth@redhat.com>
2965 * reload.c (push_reload): Export.
2966 * reload.h (push_reload): Declare it.
2968 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2969 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2970 * config/alpha/alpha.c (alpha_legitimize_address): New.
2971 (alpha_legitimize_reload_address): Likewise.
2972 * config/alpha/alpha-protos.h: Declare them.
2974 2001-09-04 Stan Shebs <shebs@apple.com>
2976 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2977 * config/darwin.c (machopic_stub_name): Account for internally
2978 generated lib calls such as memcpy.
2980 2001-09-04 Richard Henderson <rth@redhat.com>
2982 * unwind.h (_UA_END_OF_STACK): New flag.
2983 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2985 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2987 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2989 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2991 * config/mips/mips.c (save_restore_insns): Change base_offset to
2992 fp_offset in second call to mips_emit_frame_related_store.
2994 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2996 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2997 sometimes be represented as a NOTE of type
2998 NOTE_INSN_DELETED_LABEL.
2999 (Insns): Document NOTE_INSN_DELETED_LABEL.
3001 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3003 * c-common.h (tree_dump_index): Add more comments.
3004 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3005 (dump_option_value_info): New struct.
3006 (dump_options): New array.
3007 (dump_switch_p): Parse switch options symbolically.
3008 * doc/invoke.texi (-fdump-ast): Rename to ...
3009 (-fdump-tree): ... here. Document that options are symbolic, and
3010 not all are applicable.
3012 2001-09-04 David S. Miller <davem@redhat.com>
3014 * config/sparc/sparc.md (define_splits): Kill constraints.
3016 Cleanup redundant and unused insn attributes.
3017 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3018 binary, and move. Mark ialu as default.
3019 (commented out define_function_unit "alu"): Kill.
3020 (define_attr "use_clobbered"): Kill.
3021 (whole file): Kill address insn type references. Replace
3022 all unary/binary/move references with ialu.
3023 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3024 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3027 Simplify length insn attribute and make more judicious use
3028 of insn attribute defaulting.
3029 * config/sparc/sparc.md (all insns with length > one): Mark as
3030 insn type multi if real instructions, else use default if
3031 it is a forced splitter.
3032 (all insns with length == one): Use default insn length.
3033 (all insns of type ialu): Use default insn type.
3035 Fix erroneous insn attribute settings.
3036 (addx): Set insn type to misc.
3037 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3038 const_umulsidi3_sp64): Set insn type to imul.
3040 Track SFmode vs DFmode insns according to UltraSPARC
3042 * config/sparc/sparc.md ("fptype"): New attribute, default
3044 (all DFmode single insns): Mark as fptype "double".
3046 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3048 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3050 2001-09-03 Richard Henderson <rth@redhat.com>
3052 * function.h (struct function): Add arg_pointer_save_area_init.
3053 * function.c (expand_function_end): Init arg_pointer_save_area.
3054 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3055 when called from a nested function.
3057 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3059 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3062 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3064 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3066 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3068 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3069 (emit_push_insn): Use specified padding direction when
3070 STACK_PUSH_CODE is POST_INC.
3072 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3074 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3076 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3078 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3080 * cppinit.c (cpp_start_read): Free the imacros list as we
3081 traverse it. Don't free the chains before returning.
3082 (_cpp_push_next_buffer): Only try pushing buffers if we've
3083 completed -imacros handling.
3085 2001-08-31 Eric Christopher <echristo@redhat.com>
3087 * gcc.c (handle_braces): Add explaination for abort.
3089 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3091 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3092 move adjustment of bitpos instead.
3094 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3096 * function.c: Remove all_functions. Make outer_function_chain
3098 (init_function_start): Don't add new function structure to
3100 (find_function_data, push_function_context_to,
3101 pop_function_context_from, put_var_into_stack,
3102 trampoline_address): Update for changed structure element names.
3103 (push_function_context_to): Disentangle.
3104 (free_after_compilation): Also free F.
3105 (expand_dummy_function_end): Don't free cfun here.
3106 (put_var_into_stack): Comment why we can't use find_function_data here.
3107 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3108 (mark_function_chain): Split into maybe_mark_struct_function and
3109 ggc_mark_struct_function. Export the latter.
3110 (init_function_once): Mark from cfun and outer_function_chain;
3113 * function.h (struct function): Kill next_global. Rename next
3114 to outer. All users updated to match.
3115 (all_functions, outer_function_chain): Don't declare.
3117 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3118 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3119 don't touch f->inlinable, after calling rest_of_compilation.
3121 * tree.h: Forward-declare struct function. Prototype
3122 ggc_mark_struct_function.
3124 2001-08-31 Kazu Hirata <kazu@hxi.com>
3126 * config/h8300/h8300.md (*andorhi3): Fix typos.
3128 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * calls.c (emit_library_call_value): Don't use a fixed
3131 argument after VA_CLOSE, i.e. out of scope in traditional C.
3133 * emit-rtl.c (gen_rtvec): Likewise.
3135 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3137 * Makefile.in (c-pragma.o): Depend on output.h.
3138 (reorg.o): Depend on except.h.
3140 * c-pragma.c: Include output.h.
3142 * reorg.c: Include except.h.
3144 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3146 2001-08-31 Richard Henderson <rth@redhat.com>
3148 * sched-deps.c (add_dependence): Don't elide dependancy if the
3149 conditional used by insn is modified in elem.
3151 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3153 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3155 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3157 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3160 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3162 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3164 (stormy16_asm_out_constructor): New function.
3165 (TARGET_ASM_CONSTRUCTOR): Define.
3166 (TARGET_ASM_DESTRUCTOR): Define.
3168 2001-08-31 Andreas Jaeger <aj@suse.de>
3170 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3171 * loop.c (add_label_notes): Likewise.
3172 * reload.c (find_reloads): Likewise.
3173 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3175 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3177 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3178 code here. Take _Unwind_{W,Sw}ord*.
3179 (read_encoded_value_with_base): Use them.
3180 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3182 (extract_cie_info): Simplify read_?leb128 handling.
3183 (execute_stack_op, execute_cfa_program): Likewise.
3184 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3186 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3188 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3189 the frame pointer to pop the stack if convenient.
3191 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3192 Don't use post-increment before combine.
3193 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3194 a call-saved register.
3196 2001-08-31 Andreas Jaeger <aj@suse.de>
3198 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3201 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3203 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3204 not DIV/MOD, of course.
3206 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3208 * rtl.def: Undo my patch commited 2001-08-27.
3210 * genattrtab.c: Ditto.
3214 * sched-int.h: Ditto.
3216 * target-def.h: Ditto.
3220 * haifa-sched.c: Ditto.
3222 * sched-rgn.c: Ditto.
3224 * sched-vis.c: Ditto.
3226 * Makefile.in: Ditto.
3228 * doc/md.texi: Ditto.
3230 * doc/tm.texi: Ditto.
3232 * doc/contrib.texi: Ditto.
3234 * doc/gcc.texi: Ditto.
3236 * genattrtab.h: Remove it.
3238 * genautomata.c: Remove it.
3240 * genattr.c: Undo my patch and Richard Henderson's patch commited
3243 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3245 * config.gcc (h8300-*-elf*): New case.
3246 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3247 (SUBTARGET_CPP_SPEC): Define.
3248 (EXTRA_SPECS): Define.
3249 (SUBTARGET_EXTRA_SPECS): Define.
3250 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3251 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3253 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3255 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3256 (LIB2FUNCS_EXTRA): Define.
3257 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3258 config/h8300/fixunssfsi.c: New file.
3260 2001-08-30 Kazu Hirata <kazu@hxi.com>
3262 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3263 define_expand to accomodate target-specific attributes.
3264 (anonymous zero_extendqihi2 patterns): New.
3266 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3268 * h8300.md (*andorhi3): New pattern.
3270 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3272 * h8300.c (dosize): Fix test for "sub".
3274 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3276 * c-typeck.c (pointer_diff): Try to eliminate common term before
3279 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3281 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3282 Account for the saves of the FP registers.
3284 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3285 (TEXT_SECTION_ASM_OP): Define.
3286 (INIT_SECTION_ASM_OP): Define.
3287 (FINI_SECTION_ASM_OP): Define.
3288 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3289 (RDATA_SECTION_FUNCITON): Provide prototype.
3291 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3293 * reload1.c (move2add_note_store): Correct typo checking for
3296 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3298 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3299 note should not be considered outside the libcall block.
3301 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3303 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3305 2001-08-29 Kazu Hirata <kazu@hxi.com>
3307 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3309 2001-08-29 Kazu Hirata <kazu@hxi.com>
3311 * config/h8300/h8300-protos.h: Add a prototype for
3313 * config/h8300/h8300.c (emit_logical_op): New.
3314 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3321 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3323 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3324 comparison with rtx INTVAL.
3325 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3327 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3329 2001-08-29 Kazu Hirata <kazu@hxi.com>
3331 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3334 2001-08-29 Kazu Hirata <kazu@hxi.com>
3336 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3337 (reg n) to (mem (pre_dec (reg n))
3338 (anonymous movsi pattern): Likewise.
3340 2001-08-29 Kazu Hirata <kazu@hxi.com>
3342 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3344 2001-08-29 Kazu Hirata <kazu@hxi.com>
3346 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3347 several special constants.
3349 2001-08-29 Kazu Hirata <kazu@hxi.com>
3351 * config/h8300/lib1funcs.asm: Fix comment typos.
3353 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3355 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3356 Fix format specifier warnings.
3358 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3359 inet_makeaddr, semctl): Prototype.
3361 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3362 (save_restore_insns): Use base_offset, not gp_offset.
3364 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3365 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3367 2001-08-29 Richard Henderson <rth@redhat.com>
3369 * bb-reorder.c (function_tail_eff_head): New.
3370 (record_effective_endpoints): Set it.
3371 (fixup_reorder_chain): Use it.
3373 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3375 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3377 2001-08-28 Dale Johannesen <dalej@apple.com>
3379 * config/darwin.c (machopic_function_base_name): Add const
3380 qualifier to a string.
3381 (darwin_encode_section_info): Ditto.
3383 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3385 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3386 function definition.
3388 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3390 * df.h (struct df): Add rts_order variable.
3392 * df.c (df_visit_next_rts): New function.
3393 (df_visit_next): Renamed to df_visit_next_rc
3394 (df_analyse_1): Allocate/compute/free rts_order as well.
3395 (df_rd_global_compute): Use df_visit_next_rc instead of
3397 (df_ru_global_compute): Use df_visit_next_rts instead of
3400 * flow.c (flow_reverse_top_sort_order_compute): New function.
3402 * basic-block.h: Add prototype.
3404 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3406 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3407 blocks, the BB_REACHABLE is now set, rather than aux being
3408 non-NULL. Update the test to reflect this.
3410 2001-08-28 Eric Christopher <echristo@redhat.com>
3412 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3413 config/mips/crti.asm: Ditto.
3415 2001-08-28 Eric Christopher <echristo@redhat.com>
3416 Richard Henderson <rth@redhat.com>
3418 * c-pragma.h (add_weak): Move prototype from here...
3419 * output.h (add_weak): ... to here.
3420 * varasm.c (add_weak): Fix typo.
3421 * config/mips/crti.asm: New file.
3422 * config/mips/crtn.asm: Ditto.
3423 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3424 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3425 (INVOKE__main): Ditto.
3426 (INIT_SECTION_ASM_OP): New.
3427 (FINI_SECTION_ASM_OP): Ditto.
3428 (STARTFILE_SPEC): Add crti.
3429 (ENDFILE_SPEC): Add crtn.
3430 * config/mips/elf64.h: Same.
3431 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3433 * config/mips/vxworks.h: Ditto.
3434 * config/mips/t-elf: Support crti and crtn.
3436 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3438 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3441 2001-08-28 Richard Henderson <rth@redhat.com>
3443 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3444 (one_cmplbi2 splitter): Remove redundant test.
3446 2001-08-28 Dale Johannesen <dalej@apple.com>
3448 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3450 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3452 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3454 2001-08-28 Stan Shebs <shebs@apple.com>
3456 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3457 (UNALIGNED_SHORT_ASM_OP): Define.
3458 (UNALIGNED_INT_ASM_OP): Define.
3460 2001-08-28 Will Cohen <wcohen@redhat.com>
3462 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3463 generation for first set.
3465 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3467 * flow.c (redirect_edge_succ_nodup): Return new edge.
3468 (try_simplify_condjump): Use new edge.
3469 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3471 * cse.c (cse_basic_block): Skip note instructions.
3473 2001-08-27 Richard Henderson <rth@redhat.com>
3475 * combine.c (combine_simplify_rtx): Don't reverse condition
3476 if there is no reverse for the condition.
3477 (simplify_comparison): Don't simplify subregs from INT to FP.
3479 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3480 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3481 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3482 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3483 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3484 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3486 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3488 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3489 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3491 (adddi_dilshr32, adddi_dishl32): Only data register can be
3492 source for mem destination.
3494 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3495 and use bitnum to decide about register move.
3497 2001-08-27 Richard Henderson <rth@redhat.com>
3499 * genattr.c (main): Emit state_t even when not doing scheduling.
3501 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3502 Richard Henderson <rth@redhat.com>
3504 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3505 (reg_avail_info, current_bb): ... these.
3506 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3507 (compute_hash_table): Likewise.
3509 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3511 * flow.c (verify_flow_info): Use checksums to verify edges.
3513 2001-08-27 Richard Henderson <rth@redhat.com>
3515 * genautomata.c (expand_automata): Always create a description.
3517 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3519 * optabs.c (expand_binop): Correctly handle the carry in multiword
3520 add/subtract operations.
3522 2001-08-27 Fred Fish <fnf@be.com>
3524 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3527 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3529 * reload.c (find_reloads_toplev): Back out this change:
3531 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3533 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3534 mem if the address is a mode_dependent_address_p.
3536 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3538 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3539 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3540 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3543 * genattr.c (main): New variable num_insn_reservations. Increase
3544 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3545 pipeline hazard recognizer interface.
3547 * genattrtab.h: New file.
3549 * genattrtab.c: Include genattrtab.h.
3550 (attr_printf, check_attr_test, make_internal_attr,
3551 make_numeric_value): Move protypes into genattrtab.h. Define them
3553 (num_dfa_decls): New global variable.
3554 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3555 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3556 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3557 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3559 * genautomata.c: New file.
3561 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3563 * sched-int.h: (curr_state): Add the external definition for
3564 automaton pipeline interface.
3565 (haifa_insn_data): Add comments for members blockage and units.
3567 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3568 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3569 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3570 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3571 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3572 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3573 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3575 (TARGET_SCHED): Use the new macros.
3577 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3578 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3579 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3580 dfa_bubble): New members in gcc_target.sched.
3582 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3583 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3584 (insn_queue): Redefine it as pointer to array.
3585 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3587 (max_insn_queue_index_macro_value): New variable.
3588 (curr_state, dfa_state_size, ready_try): New varaibles for
3589 automaton interface.
3590 (ready_element, ready_remove, max_issue): New function prototypes
3591 for automaton interface.
3592 (choose_ready): New function prototype.
3593 (insn_unit, blockage_range): Add comments.
3594 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3595 FUNCTION_UNITS_SIZE == 0.
3596 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3597 actual_hazard, potential_hazard): Add comments.
3598 (insn_cost): Use cost -1 as undefined value. Remove
3599 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3601 (ready_element, ready_remove): New functions for automaton
3603 (schedule_insn): Add new code for automaton pipeline interface.
3604 (queue_to_ready): Add new code for automaton pipeline interface.
3605 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3606 (debug_ready_list): Print newline when the queue is empty.
3607 (max_issue): New function for automaton pipeline interface.
3608 (choose_ready): New function.
3609 (schedule_block): Add new code for automaton pipeline interface.
3610 Print ready list before scheduling each insn.
3611 (sched_init): Add new code for automaton pipeline interface.
3612 Initiate insn cost by -1.
3613 (sched_finish): Free the current automaton state and finalize
3614 automaton pipeline interface.
3616 * sched-rgn.c: Include target.h.
3617 (init_ready_list, new_ready, debug_dependencies): Add new code for
3618 automaton pipeline interface.
3620 * sched-vis.c: Include target.h.
3621 (get_visual_tbl_length): Add code for automaton interface.
3622 (target_units, print_block_visualization): Add comments.
3624 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3625 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3626 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3627 (getruntime.o, genautomata.o): New entries.
3628 (genattrtab.o): Add new dependency file genattrtab.h.
3629 (genattrtab): Add new dependencies. Link it with `libm.a'.
3630 (getruntime.o, hashtab.o): New entries for canadian cross.
3632 * doc/md.texi: Description of automaton based model.
3634 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3636 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3637 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3638 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3639 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3640 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3641 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3642 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3644 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3645 MAX_DFA_ISSUE_RATE): New macro descriptions.
3647 * doc/contrib.texi: Add dfa based scheduler contribution.
3649 * doc/gcc.texi: Add more information about genattrtab.
3651 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3653 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3656 2001-08-27 Richard Henderson <rth@redhat.com>
3658 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3659 (get_arg_pointer_save_area): New. Create an init it here.
3660 (fix_lexical_addr): Use it.
3661 * function.h: Declare it.
3662 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3663 * stmt.c (expand_nl_goto_receiver): Use it.
3665 2001-08-27 Richard Henderson <rth@redhat.com>
3667 * final.c (final_scan_insn): Don't enter APP_ON mode for
3670 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3671 alignment for assemble_integer for DW_EH_PE_aligned.
3672 * except.c (output_function_exception_table): Likewise.
3674 2001-08-26 Andreas Jaeger <aj@suse.de>
3676 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3678 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3680 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3682 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3684 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3686 (mask64_operand): Likewise.
3687 (rldic_operand): Delete.
3688 (includes_lshift64_p): Delete.
3689 (includes_rldic_lshift_p): New function.
3690 (includes_rldicr_lshift_p): New function.
3691 (print_operand): Don't call rldic_operand in case 'W'.
3692 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3693 (includes_lshift64_p): Remove.
3694 (includes_rldic_lshift_p): Declare.
3695 (includes_rldicr_lshift_p): Declare.
3696 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3697 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3698 Replace match_operand rldic_operand predicate with
3699 const_int_operand. Replace includes_lshift64_p condition with
3700 includes_rldic_lshift_p.
3701 <ashldi3_internal 64 bit rldicr patterns>: New.
3703 2001-08-27 Andreas Jaeger <aj@suse.de>
3705 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3706 * errors.c: Likewise.
3707 * final.c: Likewise.
3708 * dwarf2asm.c: Likewise.
3709 * doprint.c (checkit): Likewise.
3710 * diagnostic.c: Likewise.
3711 * collect2.c: Likewise.
3712 * calls.c: Likewise.
3713 * c-semantics.c (build_stmt): Likewise.
3714 * c-format.c (status_warning): Likewise.
3715 * c-errors.c (pedwarn_c99): Likewise.
3716 * builtins.c (validate_arglist): Likewise.
3717 * config/pj/pj.c (pj_printf): Likewise.
3718 * fix-header.c: Likewise.
3720 * gcov.c (fnotice): Likewise.
3721 * gensupport.c (message_with_line): Likewise.
3722 * mips-tfile.c: Likewise.
3723 * protoize.c (notice): Likewise.
3724 * read-rtl.c (fatal_with_file_and_line): Likewise.
3725 * rtl-error.c: Likewise.
3726 * tradcpp.c: Likewise.
3728 * cp/tree.c (build_min_nt): Likewise.
3729 (build_min): Likewise.
3730 * cp/lex.c: Likewise.
3731 * cp/errfn.c: Likewise.
3732 * cp/rtti.c (create_pseudo_type_info): Likewise.
3734 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3736 * df.c (df_uses_record): Return after recording all uses
3739 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3741 * df.c (df_insn_modify): Realloc the INSN table here, if
3742 necessary, here, too.
3744 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3746 * config/mips/mips.c (mips_function_value): Handle complex return
3749 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3751 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3753 * reload.c (make_memloc): Copy result if it is still
3754 reg_equiv_memory_loc[regno] on return.
3755 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3756 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3757 reg_equiv_mem are modified by the substitutions.
3759 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3761 * predict.c (expensive_function_p): New.
3762 * rtl.h (expensive_function_p): Declare.
3763 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3764 (use_fast_prologue_epilogue): New static variable.
3765 (expand_prologue): Set it; emit short prologues if unset.
3766 (expand_epilogue): Likewise.
3768 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3770 * config.gcc: Add stormy16-*-elf case.
3771 * config/stormy16/stormy-abi: New file.
3772 * config/stormy16/stormy16-lib2.c: New file.
3773 * config/stormy16/stormy16-protos.h: New file.
3774 * config/stormy16/stormy16.c: New file.
3775 * config/stormy16/stormy16.h: New file.
3776 * config/stormy16/stormy16.md: New file.
3777 * config/stormy16/t-stormy16: New file.
3779 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3781 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3783 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3785 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3786 descriptor members are pointer size, not constant 4.
3787 * config/rs6000/rs6000.md (define_splits): Remove more unused
3790 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3792 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3794 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3796 * cp/rtti.c (VPARAMS): Fix parameter.
3798 2001-08-24 Zack Weinberg <zackw@panix.com>
3800 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3802 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3804 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3805 in if controlling use of insv.
3806 (extract_bit_field): Likewise, for extv and extzv.
3808 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3810 * i386.md (movcc peep2): Fix load of 0.
3812 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3814 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3815 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3817 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3819 * c-pragma.h: Move weak_syms and weak_decls...
3820 * varasm.c: ...here. Now static.
3821 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3822 depend on HANDLE_PRAGMA_WEAK.
3824 * c-common.c (c_alignof, c_alignof_expr): Move here...
3825 * c-typeck.c: ...from here.
3826 * c-tree.h, c-common.h: Adjust.
3828 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3830 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3831 instead of incrementing it.
3833 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3834 asm ready, don't try to move them all into the same array element.
3836 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3838 * function.c (thread_prologue_and_epilogue_insns): Avoid
3839 fallthru flag on edge to exit.
3841 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3843 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3846 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3848 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3849 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3850 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3853 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3855 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3856 replace "GNU CC" with "GCC".
3858 2001-08-23 Richard Henderson <rth@redhat.com>
3860 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3861 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3862 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3863 Need GR between FR and not GR_AND_FR.
3864 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3865 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3866 AR regs before GR regs.
3867 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3868 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3869 (REGISTER_MOVE_COST): Update.
3870 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3872 2001-08-23 Richard Henderson <rth@redhat.com>
3874 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3877 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3879 * reload1.c (emit_reload_insns): Don't look for notes
3880 on a NULL store_insn.
3882 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3885 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3886 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3887 format specifier warnings.
3888 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3890 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3892 * config/i386/i386-protos.h: Correct declaration of
3893 i386_pe_asm_named_section.
3895 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3897 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3899 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3901 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3903 * cpperror.c (print_location): Don't show _Pragma.
3904 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3905 and file change callback generation here.
3906 (stack_include_file): Update use of cpp_push_buffer.
3907 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3908 (struct cpp_buffer): Remove type, pfile members.
3909 * cppinit.c (cpp_handle_option): Use free_chain.
3910 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3911 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3912 a cpp_reader rather than a cpp_buffer.
3913 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3914 skip_line_comment, parse_string, lex_percent, lex_dot,
3915 _cpp_lex_token): Update accordingly.
3916 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3918 (cpp_push_buffer): Update prototype.
3919 (run_directive): Update use of cpp_push_buffer.
3920 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3921 handle_assertion): Update use of run_directive.
3922 * cpplib.h (enum cpp_buffer_type): Remove.
3923 (cpp_push_buffer): Update prototype.
3924 * fix-header.c (read_scan_file): Update.
3926 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3928 * gcc.c (struct prefix_list): Change prefix to const char *.
3930 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3932 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3934 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3936 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3939 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3942 * ifcvt.c (dead_or_predicable): Adjust.
3943 * loop.c (find_and_verify_loops): Adjust.
3944 * stmt.c (expand_end_case): Adjust.
3945 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3946 head and end insn pointers in the basic block, not just local copies.
3947 (merge_blocks_move_predecessor_nojumps): Likewise.
3949 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3951 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3952 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3953 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3954 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3955 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3956 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3957 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3958 conditions.h, config.gcc, configure.frag, configure.in,
3959 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3960 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3961 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3962 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3963 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3964 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3965 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3966 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3967 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3968 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3969 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3970 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3971 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3972 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3973 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3974 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3975 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3976 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3977 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3978 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3979 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3980 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3981 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3982 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3983 params.h, predict.c, predict.def, predict.h, prefix.c,
3984 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3985 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3986 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3987 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3988 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3989 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3990 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3991 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3992 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3993 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3994 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3995 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3996 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3997 xcoffout.h: replace "GNU CC" with "GCC".
3999 2001-08-21 Richard Henderson <rth@redhat.com>
4001 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4002 (final_scan_insn): Consider jump tables data even if we have no
4003 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4005 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4006 (ASM_OUTPUT_CASE_END): Remove.
4007 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4008 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4009 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4011 2001-08-21 Richard Henderson <rth@redhat.com>
4013 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4014 at barrier insns. Emit stop bits before barriers.
4016 * flow.c (flow_find_cross_jump): Don't consider unconditional
4017 return insns for commoning.
4019 * final.c (compute_alignments): Fix typo.
4021 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4022 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4023 (store_bit_field): Use mode_for_extraction more places.
4024 (extract_bit_field): Likewise.
4026 2001-08-21 Zack Weinberg <zackw@panix.com>
4028 * caller-save.c: Don't include insn-codes.h.
4029 (reg_save_code, reg_restore_code): Make arrays of int.
4030 All uses updated to match.
4031 (insert_save, insert_restore): No need to initialize "code"
4032 variable upon declaration.
4033 * Makefile.in: update dependencies; fix typo in clean rule.
4035 2001-08-21 Richard Henderson <rth@redhat.com>
4037 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4038 (merge_if_block): Handle fallout from same.
4040 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4042 * builtins.c (type_to_class): Fix typo in last change.
4044 2001-08-21 Richard Henderson <rth@redhat.com>
4046 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4047 ia64_asm_output_label.
4049 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4050 copy of gp while the real gp register contains garbage.
4052 2001-08-21 Zack Weinberg <zackw@panix.com>
4054 * expmed.c (mode_for_extraction): New function.
4055 (store_bit_field, extract_bit_field): Use it.
4056 * expr.h: Prototype it and provide an enum for its first argument.
4058 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4059 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4060 and digging through the insn_data tables.
4061 * Makefile.in: Update dependencies.
4063 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4065 * cppfiles.c (stack_include_file): line-map.c now handles include
4067 (handle_missing_handler): Similarly.
4068 (_cpp_execute_include): Similarly.
4069 (_cpp_pop_file_buffer): Similarly.
4070 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4071 buffer_stack_depth and include_depth.
4072 * cpplib.c (do_include_common): line-map.c now handles include depth.
4073 (cpp_push_buffer): Similarly.
4074 (_cpp_pop_buffer): Similarly.
4075 * cppmacro.c (builtin_macro): Update.
4076 * line-map.c (init_line_maps): Set depth.
4077 (add_line_map): Increment "used" earlier. Update and use the
4079 (trace_include): Use the include depth.
4080 * line-map.h (struct line_maps): New member depth.
4082 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4084 * cppfiles.c (stack_include_file): Don't handle -H here.
4085 * cppinit.c (cpp_start_read): Set include tracing after
4086 cpp_post_options and after stacking the main file.
4087 * line-map.c (trace_include): New.
4088 (init_line_maps, add_line_map): Update.
4089 * line-map.h (struct line_maps): New member trace_includes.
4091 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4093 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4094 * cppfiles.c (stack_include_file): Only stack a file if there
4095 is something to do. Return a boolean indicating whether a
4096 buffer was stacked or not.
4097 (_cpp_execute_include): Similarly.
4098 (_cpp_read_file): Similarly.
4099 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4101 2001-08-21 Sam Steingold <sds@gnu.org>
4103 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4104 (RECACHE): keep obufp_before_macroname up to date
4106 2001-08-21 Zack Weinberg <zackw@panix.com>
4108 * stmt.c: Don't include insn-codes.h.
4109 (expand_end_case): Machine specific logic moved to expr.c.
4110 No need to worry about __builtin_classify_type.
4111 (check_for_full_enumeration_handling, emit_case_nodes):
4114 * builtins.o (expand_builtin_classify_type): Split up so code
4115 can be shared with fold_builtin_classify_type.
4116 (type_to_class, fold_builtin_classify_type): New functions.
4117 (fold_builtins): Handle __builtin_classify_type.
4119 * expr.c (do_tablejump): Now static.
4120 (case_values_threshold, try_casesi, try_tablejump): New;
4121 code mostly from stmt.c (expand_end_case).
4122 (expr.h): Update prototypes.
4124 * Makefile.in (stmt.o): Update dependencies.
4126 2001-08-21 Will Cohen <wcohen@redhat.com>
4128 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4129 declaration of variable i.
4130 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4131 declaration of variable i.
4133 2001-08-21 Richard Henderson <rth@redhat.com>
4135 * crtstuff.c: Fix thinko last change. Move list tails to start
4136 of CRT_END section. Tidy ifdefs.
4137 (__EH_FRAME_BEGIN__): Always static for ELF.
4138 (__do_global_ctors_1): Rename from __frame_dummy.
4139 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4140 name change; don't hide __EH_FRAME_BEGIN__.
4142 2001-08-21 Richard Henderson <rth@redhat.com>
4144 * gdbinit.in: Move break on exit after break on fancy_abort.
4146 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4149 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4151 * cpphash.h (_cpp_push_next_buffer): New.
4152 * cppinit.c (do_includes): Remove.
4153 (push_include, free_chain, _cpp_push_next_buffer): New.
4154 (cpp_start_read): Use them to rework command line option handling.
4155 (cpp_handle_option): Combine handling of -include and -imacros.
4156 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4157 appropriate. Always insert missing \n at EOF.
4158 * cpplib.c (start_directive): Get the directive position right.
4159 * cppmain.c (cb_file_change): Always print the first line, unless
4162 2001-08-20 Andreas Jaeger <aj@suse.de>
4164 * profile.c (compute_branch_probabilities): Remove extra new-line
4166 * flow.c (verify_flow_info): Likewise.
4168 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4170 * basic-block.h (basic_block): Add new field 'flags'.
4171 (BB_REACHABLE): Define.
4172 (expunge_block): Declare.
4173 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4174 (EXIT_BLOCK_PTR): Ditto.
4175 (expunge_block): Remove static declaration.
4176 (cleanup_cfg): Clear bb->aux on every basic block.
4177 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4178 computing reachability.
4179 (delete_unreachable_blocks): Delete block b if b->flags has
4182 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4184 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4186 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4188 * sparc.c (sparc_variable_issue): Fix typo in last change.
4190 2001-08-20 Richard Henderson <rth@redhat.com>
4192 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4194 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4196 * pa.h (RETURN_IN_MEMORY): Improve comment.
4198 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4200 * doc/invoke.texi (Profiling options): Clarify the interactions
4201 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4203 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4205 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4208 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4210 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4213 2001-08-20 Richard Henderson <rth@redhat.com>
4215 * final.c (end_final): Fix typo last change.
4217 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4219 * cppinit.c (init_standard_includes): The returned buffer
4220 is already malloc-ed.
4221 * gcc.c (add_prefix): Similarly.
4222 * prefix.c (translate_name): Update to support clear buffer
4224 (update_path): Similarly. Be sure to free any newly allocated
4225 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4227 * prefix.h (update_path): Update prototype and document.
4228 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4229 up and update to new buffer ownership rules.
4230 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4232 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4234 * final.c (compute_alignments): New function.
4235 (init_insn_lengths): Do not care label_align.
4236 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4237 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4238 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4239 (shorted_branches): Realloc label_align array; do
4240 not call init_insn_lengths; Do not care about loop alignments.
4241 * output.h (compute_alignments): Declare.
4242 * toplev.c (rest_of_compilation): Call compute_alignments.
4243 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4245 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4246 change visited to tovisit.
4247 (propagate_freq): Use faster traversing algorithm.
4248 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4249 to tovisit; reverse meaning.
4251 * predict.c (struct block_info_def): Remove nvisited.
4252 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4253 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4255 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4257 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4258 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4259 (TARGET_FUSED_MADD): New.
4260 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4261 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4262 the multiply-add instructions.
4264 2001-08-19 Richard Henderson <rth@redhat.com>
4266 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4267 is aligned to pointer size.
4269 2001-08-19 Richard Henderson <rth@redhat.com>
4271 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4272 display markers during final schedule.
4274 2001-08-19 Richard Henderson <rth@redhat.com>
4276 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4278 2001-08-19 Richard Henderson <rth@redhat.com>
4280 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4282 (ASM_NAME_TO_STRING): Remove.
4283 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4284 in the same string. Remove support for expressions.
4286 2001-08-19 Richard Henderson <rth@redhat.com>
4288 * config/i386/i386.md (tablejump): Make an expander; handle
4289 pic relative addressing here.
4290 (tablejump_1): Rename from tablejump_pic.
4293 2001-08-19 Richard Henderson <rth@redhat.com>
4295 * regclass.c (fix_register): Fix typo.
4297 2001-08-18 Richard Henderson <rth@redhat.com>
4299 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4300 (struct _Unwind_Context): Expand br_loc to hold it.
4301 (uw_frame_state_for): Handle leaf functions better.
4302 (uw_update_reg_address): Update for br_loc change.
4304 2001-08-18 Richard Henderson <rth@redhat.com>
4306 * crtstuff.c: Move list heads before code that uses them.
4307 (__JCR_LIST__): Remove initial null.
4308 (frame_dummy, __frame_dummy): Do java registration here ...
4309 (__do_global_ctors_aux): ... not here.
4311 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4312 (__do_global_dtors_aux): Update to match.
4313 (__JCR_LIST__, __do_jv_register_classes): New.
4315 * config/ia64/crtend.asm (__JCR_END__): New.
4316 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4317 instead of an indirect LTOFF22 reloc.
4319 2001-08-18 Richard Henderson <rth@redhat.com>
4321 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4322 * regclass.c (init_reg_sets_1): Fix typo.
4323 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4324 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4325 (ia64_compute_frame_size): Make ar.unat live when in use.
4326 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4327 for ar.pfs; remove ar.unat handling.
4328 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4330 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4331 * config/ia64/ia64-protos.h: Update decls.
4332 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4333 (sibcall_pic): Likewise.
4335 2001-08-18 Richard Henderson <rth@redhat.com>
4337 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4338 pred_rel_mutex when searching for insn_group_barrier.
4339 * config/ia64/ia64.md (cycle_display): Combine the expander
4342 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4343 bit before asm as needed.
4345 2001-08-18 Richard Henderson <rth@redhat.com>
4347 * timevar.def (TV_MACH_DEP): New.
4348 * toplev.c (rest_of_compilation): Use it.
4349 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4351 2001-08-18 Zack Weinberg <zackw@panix.com>
4353 * unwind-dw2.c (execute_stack_op): Add default aborts to
4354 the inner switches to prevent warnings.
4356 2001-08-18 Richard Henderson <rth@redhat.com>
4358 * timevar.h (struct timevar_time_def): Change element type to float.
4359 (ticks_to_msec, clocks_to_msec): Likewise.
4360 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4361 (get_time): Likewise.
4362 (timevar_print): Adjust zero check and printing to match.
4364 2001-08-18 Zack Weinberg <zackw@panix.com>
4366 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4367 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4368 Eliminate overfull or underfull hboxes.
4370 2001-08-18 Zack Weinberg <zackw@panix.com>
4372 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4374 2001-08-18 Zack Weinberg <zackw@panix.com>
4376 * haifa-sched.c: Convert to target hooks. Macros replaced
4377 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4378 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4379 MD_SCHED_FINISH, and HAVE_cycle_display.
4380 * target-def.h (TARGET_SCHED_ADJUST_COST,
4381 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4382 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4383 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4384 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4385 New hook #defines to be overridden.
4386 (TARGET_SCHED): Bring them all together.
4387 (TARGET_INITIALIZER): Update.
4388 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4389 instead of 'struct rtx_def *' throughout.
4390 (struct sched): New set of hooks for the scheduler.
4391 * Makefile.in (haifa-sched.o): Depend on target.h.
4392 * doc/tm.texi: Document the new scheduler hooks, together in
4393 their own section, instead of scattered around.
4394 Fix a bunch of underfull/overfull hboxes.
4396 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4397 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4398 sparc.h: Don't define any of the old scheduler macros.
4400 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4401 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4402 sparc.c: Create hook functions from code extracted from
4403 corresponding target header, or make existing hooks static, as
4404 appropriate. Set the appropriate entries in targetm.
4406 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4407 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4408 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4409 Remove prototypes for functions which are now static.
4411 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4412 related gunk; the Haifa scheduler is now the only choice.
4414 2001-08-18 Zack Weinberg <zackw@panix.com>
4416 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4417 * genopinit.c: Put floating point divide insns in sdiv_optab.
4418 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4419 * config/gofast.h, config/c4x/c4x.h,
4420 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4421 config/pa/long_double.h, config/rs6000/sysv4.h,
4422 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4423 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4424 (init_optabs): Use init_optabv for overflow-trapping optabs.
4425 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4426 cmp_optab RTX codes so have_insn_for can find them.
4428 * optabs.c (expand_simple_binop, expand_simple_unop,
4429 have_insn_for, gen_sub3_insn): New interfaces.
4430 * expr.h: Prototype new functions.
4431 (enum optab_methods): Move here from optabs.h.
4433 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4434 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4435 Use new functions instead of working directly with optabs.
4436 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4437 unroll.c: Don't include optabs.h.
4438 * caller-save.c, combine.c, function.c, stmt.c: Just include
4439 insn-codes.h, not optabs.h.
4440 * Makefile.in: Update dependencies.
4442 * combine.c (make_compound_operation, simplify_comparison):
4443 Fix typos testing for this or that instruction.
4445 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4447 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4448 generating libgcc.a.
4450 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4452 * except.c (TYPE_HASH): Delete.
4454 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4457 * tree.c (TYPE_HASH): Delete.
4459 * tree.h (TYPE_HASH): Define.
4461 2001-08-18 Graham Stott <grahams@redhat.com>
4463 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4465 (adddi3_internal_2+2): Likewise.
4466 (eh_set_lr_di+1): Likewise.
4468 2001-08-17 Richard Henderson <rth@redhat.com>
4470 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4471 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4472 * dwarf2asm.c: ... here.
4473 * dwarfout.c: Remove them.
4475 * varasm.c (assemble_integer): Add align parameter.
4476 (assemble_real, output_constant, output_constructor): Likewise.
4477 * output.h: Update decls.
4478 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4479 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4480 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4481 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4482 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4485 * final.c (end_final): Abort profile block generation if we
4486 havn't layed it out properly.
4487 * output.h (assemble_eh_integer): Remove stale decl.
4488 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4490 (assemble_integer): Handle unaligned data.
4491 (assemble_real): Abort on unaligned data.
4492 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4494 (default_dtor_section_asm_out_destructor): Use assemble_align.
4495 (default_named_section_asm_out_constructor): Likewise.
4496 (default_ctor_section_asm_out_constructor): Likewise.
4497 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4498 (machopic_asm_out_destructor): Likewise.
4499 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4500 (nextstep_asm_out_destructor): Likewise.
4501 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4502 (vms_asm_out_destructor): Likewise.
4504 2001-08-17 Richard Henderson <rth@redhat.com>
4506 * config/mips/iris6.h (TARGET_IRIX6): New.
4507 (current_section_name, current_section_flags): New.
4508 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4509 (MAX_OFILE_ALIGNMENT): New.
4510 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4511 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4512 (copy_file_data): Split out from
4513 (mips_asm_file_end): ... here.
4514 (mips_asm_file_start): Remove extra .section directive. Use
4515 tmpfile instead of mips_make_temp_file.
4516 (mips_unique_section): Use const char * as needed for warnings.
4517 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4518 re-add align parameter.
4519 (iris6_asm_named_section): New.
4520 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4521 (iris6_asm_output_align, iris6_section_align_1): New.
4522 (iris6_asm_file_start, iris6_asm_file_end): New.
4523 * config/mips/mips-protos.h: Update decls.
4525 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4527 * doc/install.texi (Install GCC): Add links to build status pages.
4529 (Final install): Ditto; request updates for specific info
4531 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4533 * cpperror.c (print_location): Don't take a file name; use the
4535 (_cpp_begin_message): Similarly.
4536 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4537 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4538 (cpp_pedwarn_with_file_and_line): Remove.
4539 * cppfiles.c (stack_include_file): Update; set filename to stdin
4540 here when appropriate.
4541 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4542 (_cpp_begin_message): Don't take a file name.
4543 * cppinit.c: Add comment.
4544 * cpplex.c: Fix end-of-directive indicator.
4545 * cpplib.c: Don't include intl.h.
4546 (run_directive, do_diagnostic): Update.
4547 (do_line): Update to not use nominal_fname.
4548 (cpp_push_buffer): Don't take a filename.
4549 * cpplib.h (struct ht): Remove.
4550 (cpp_push_buffer): Don't take a filename.
4551 (cpp_pedwarn_with_file_and_line): Remove.
4552 * cppmacro.c (struct cpp_macro): Remove file.
4553 (builtin_macro): Update.
4554 (_cpp_create_definition): Update.
4555 * cppmain.c: Correct comment.
4556 * fix-header.c (read_scan_file): Update.
4558 2001-08-17 Kazu Hirata <kazu@hxi.com>
4560 * sbitmap.c: Fix comment formatting.
4561 * sched-deps.c: Likewise.
4562 * sibcall.c: Likewise.
4563 * simplify-rtx.c: Likewise.
4565 * ssa-ccp.c: Likewise.
4566 * stor-layout.c: Likewise.
4567 * timevar.c: Likewise.
4568 * toplev.c: Likewise.
4569 * unwind-dw2.c: Likewise.
4570 * unwind-dw2-fde.c: Likewise.
4571 * varasm.c: Likewise.
4573 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4575 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4576 or larger than an integer in memory.
4578 2001-08-17 Zack Weinberg <zackw@panix.com>
4580 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4581 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4582 * rtl.h: Don't forward-declare union tree_node here. Don't
4583 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4584 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4585 and tree respectively.
4586 * tree.h: Don't forward-declare struct rtx_def here. Don't
4587 typedef tree here. Change all uses of struct rtx_def *,
4588 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4589 and tree respectively.
4591 2001-08-17 Richard Henderson <rth@redhat.com>
4593 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4594 config/mips/openbsd.h: Fix typos last change.
4596 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4598 * doc/invoke.texi (Optimize Options): The default for
4599 -finline-limit is 600.
4601 2001-08-17 Richard Henderson <rth@redhat.com>
4603 * varasm.c (text_section): Allow TEXT_SECTION to override the
4604 printing of TEXT_SECTION_ASM_OP.
4605 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4606 (DATA_SECTION, BSS_SECTION): Remove.
4607 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4608 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4609 Rename from s/_NAME//.
4610 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4611 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4612 (TEXT_SECTION): ... here. New.
4613 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4614 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4615 * config/mips/openbsd.h: Likewise.
4616 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4617 (mips_asm_file_end): Likewise test.
4618 (mips_output_function_epilogue): Likewise. Switch back to data
4619 section after emitting the function.
4621 * doc/tm.texi (Sections): Document TEXT_SECTION.
4623 2001-08-17 Richard Henderson <rth@redhat.com>
4625 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4626 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4628 2001-08-17 Richard Henderson <rth@redhat.com>
4630 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4631 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4632 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4633 Add aligned attribute.
4635 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4637 * config/sh/sh.md: Add modes to unspecs in first insn to match
4638 those in the second.
4640 * Makefile.in: Fix collect2 copy for Cygwin.
4642 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4644 Install the proper patch.
4645 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4646 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4647 (expand_function_start): Likewise.
4648 * stmt.c (expand_decl): Likewise.
4649 * varasm.c (make_decl_rtx): Likewise.
4651 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4653 * final.c: Undo my previous accidental checkin.
4654 * output.h: Likewise.
4655 * tm.texi: Likewise.
4657 2001-08-16 Richard Henderson <rth@redhat.com>
4659 * varasm.c (named_section_flags): Remove align parameter.
4660 * varasm.c, dwarf2out.c: Update all callers.
4661 * output.h: Update prototypes.
4663 * target.h (target.asm_out.named_section): Remove align parameter.
4664 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4665 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4666 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4667 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4668 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4670 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4671 (get_named_section_flags, set_named_section_flags): New.
4672 (named_section_flags): Use them.
4673 (named_section): Do decl vs section flags check here...
4674 (default_section_type_flags): ... not here.
4675 (init_varasm_once): Create in_named_htab.
4676 (resolve_unique_section): Mark reloc unused.
4678 2001-08-16 Richard Henderson <rth@redhat.com>
4680 * varasm.c (force_const_mem): Keep pool alignment in bits.
4681 (output_constant_pool): Use assemble_align.
4683 2001-08-16 Zack Weinberg <zackw@panix.com>
4685 * doc/tm.texi: Remove extra @table command.
4687 2001-08-16 Zack Weinberg <zackw@panix.com>
4689 * final.c (shorten_branches): Clear the end of the label_align
4690 array only if we made it larger. Break up messy expressions
4693 * diagnostic.c (internal_error): Check for error recursion
4694 before doing ICE suppression.
4696 * timevar.c: Timing variables now count in milliseconds.
4697 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4698 (get_time): Not here.
4699 (timevar_print): Don't print any timer whose user, cpu, and
4700 wall times are all zero as displayed.
4701 * timevar.h: Update comment aboout units. Make timevar
4704 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4706 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4707 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4708 (expand_function_start): Likewise.
4709 * stmt.c (expand_decl): Likewise.
4710 * varasm.c (make_decl_rtx): Likewise.
4712 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4714 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4715 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4717 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4719 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4722 2001-08-16 Andreas Jaeger <aj@suse.de>
4724 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4727 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4729 * rtl.h (only_sets_cc0_p): New prototype.
4730 * jump.c (sets_cc0_p): Handle INSN.
4731 (only_sets_cc0_p): New function.
4732 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4733 (tidy_fallthru_edge): Likewise.
4734 * integrate.c (copy_insn_list): Likewise.
4735 * unroll.c (unroll_loop): Likewise.
4736 (copy_loop_body): Likewise.
4738 2001-08-15 Jason Eckhardt <jle@redhat.com>
4740 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4742 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4744 * predict.c (struct block_info_def): Remove nvisited.
4745 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4746 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4748 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4749 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4752 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4754 * predict.def: Update hitrates.
4756 2001-08-15 Richard Henderson <rth@redhat.com>
4758 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4760 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4762 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4763 note from its associated jump.
4765 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4767 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4768 also on 64-bit s390x targets.
4770 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4772 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4774 (arm_expand_prologue): Handled nested functions which take a
4775 variable argument list.
4776 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4777 macro with an invocation of
4778 arm_compute_initial_elimination_offset.
4779 * config/arm/arm-protos.h: Prototype
4780 arm_compute_initial_elimination_offset.
4782 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4784 * doc/install.texi (Specific, avr): Fix markup.
4785 (Specific, c4x): Ditto.
4787 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4789 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4791 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4793 * Makefile.in (OBJS): Add rtl-error.o
4794 (rtl-error.o): New rule.
4795 (diagnostic.o): Adjust dependency.
4796 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4797 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4798 warning_for_asm): Move to...
4799 rtl-error.c: ...here. New file.
4801 2001-08-14 Richard Henderson <rth@redhat.com>
4803 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4804 if USING_SJLJ_EXCEPTIONS.
4806 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4808 * tlink.c (scan_linker_output): Check string for unsatisfied in
4809 addition to undefined and unresolved.
4811 2001-08-14 Graham Stott <grahams@redhat.com>
4813 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4814 EH_FRAME_SECTION_NAME.
4816 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4818 * genattrtab.c (simplify_test_exp_in_temp): New function.
4819 (simplify_test_exp): Avoid explicit use of temporary obstack.
4820 (simplify_cond, insert_right_side, evaluate_eq_attr,
4821 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4822 Use simplify_test_exp_in_temp.
4823 (optimize_attrs): Iterate until expression stabilizes.
4825 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4827 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4828 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4830 2001-08-13 Richard Henderson <rth@redhat.com>
4832 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4833 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4834 * config/arm/conix-elf.h: Likewise.
4836 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4838 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4840 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4842 * gcse.c (hash_scan_set): Expressions that are set as part of
4843 jump instructions are not available.
4845 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4847 * config/s390/s390.c (print_operand, s390_function_prologue,
4848 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4850 2001-08-13 Richard Henderson <rth@redhat.com>
4852 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4853 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4854 * doc/tm.texi (Exception Region Output): Document it.
4856 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4858 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4859 DWARF2 instead of stabs by default.
4861 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4863 * config/rs6000/rs6000.c: Include optabs.h.
4865 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4867 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4868 save/restore routines.
4869 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4871 2001-08-13 Andreas Jaeger <aj@suse.de>
4873 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4874 the english is correct.
4876 2001-08-13 Zack Weinberg <zackw@panix.com>
4878 * expr.h: Split out optab- and libfunc-related code to...
4879 * optabs.h, libfuncs.h: ... these new headers.
4881 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4883 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4885 * mkconfig.sh: Don't include insn-codes.h from config.h.
4887 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4888 enum insn_code is available. Move reload_in_optab and
4889 reload_out_optab array declarations to optabs.h.
4890 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4891 there, prototype in expr.h.
4892 * gencodes.c: Cleanup: zap global variables, don't use
4893 printf where puts will do, don't bother defining MAX_INSN_CODE
4894 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4896 * genemit.c, genopinit.c: Include optabs.h in generated file.
4897 * genoutput.c: Include insn-codes.h in generated file.
4898 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4899 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4900 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4901 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4902 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4903 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4905 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4906 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4907 config/m88k/m88k.c, config/sparc/sparc.c:
4909 * reload.c: Include expr.h and optabs.h before reload.h.
4910 * config/alpha/alpha.c: Include tree.h before reload.h.
4911 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4912 and reload.h in that order.
4913 * config/sparc/sparc.c: Include debug.h.
4914 * recog.c: Include insn-codes.h.
4916 2001-08-13 Andreas Jaeger <aj@suse.de>
4918 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4921 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4923 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4924 * gcc.c (init_spec): Fix typo in comment.
4925 * varasm.c (data_section): Fix typo in comment.
4927 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4929 * predict.c (dump_prediction): New argument "USED".
4930 (combine_predictions_for_insn): Determine the used heuristics,
4931 output the case no heuristic applied.
4932 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4934 2001-08-13 Andreas Jaeger <aj@suse.de>
4936 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4939 2001-08-13 Kazu Hirata <kazu@hxi.com>
4941 * jump.c: Fix formatting.
4943 2001-08-13 Kazu Hirata <kazu@hxi.com>
4945 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4948 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4950 * loop.c (check_dbra_loop): Use condjump_label to compute
4953 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4954 to better document the files they're in.
4956 2001-08-12 Zack Weinberg <zackw@panix.com>
4958 * recog.h (struct insn_operand_data): Shrink 'mode' field
4961 2001-08-12 Kazu Hirata <kazu@hxi.com>
4963 * gcc.c: Fix comment formatting.
4964 * gccspec.c: Likewise.
4967 * genemit.c: Likewise.
4968 * gengenrtl.c: Likewise.
4969 * genrecog.c: Likewise.
4970 * gensupport.c: Likewise.
4971 * ggc-page.c: Likewise.
4972 * global.c: Likewise.
4973 * graph.c: Likewise.
4974 * ifcvt.c: Likewise.
4975 * integrate.c: Likewise.
4977 * libgcc2.c: Likewise.
4979 * mbchar.c: Likewise.
4980 * optabs.c: Likewise.
4981 * predict.c: Likewise.
4982 * prefix.c: Likewise.
4983 * profile.c: Likewise.
4984 * protoize.c: Likewise.
4986 * recog.c: Likewise.
4987 * regclass.c: Likewise.
4988 * regmove.c: Likewise.
4989 * reg-stack.c: Likewise.
4990 * reload1.c: Likewise.
4991 * resource.c: Likewise.
4992 * rtlanal.c: Likewise.
4995 2001-08-12 Kazu Hirata <kazu@hxi.com>
4997 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4998 a tree representing a constant is passed to the macro.
5000 2001-08-12 Richard Henderson <rth@redhat.com>
5002 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5003 (rs6000_elf_asm_out_destructor): New.
5004 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5005 (DTORS_SECTION_ASM_OP): Remove.
5006 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5007 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5009 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5012 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5013 * gcc.c (set_collect_gcc_options): New function, split out from
5015 Ignore elided switches.
5016 (do_spec_1): Invoke before executing command.
5017 (set_input): Export.
5018 Move declaration ...
5019 * gcc.h (set_input): ... here.
5020 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5023 2001-08-12 Richard Henderson <rth@redhat.com>
5025 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5026 thinko wrt TARGET_RELOCATABLE.
5028 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5030 * fix-header.c (cb_file_change): Update prototype.
5032 2001-08-11 Zack Weinberg <zackw@panix.com>
5034 * toplev.c (set_float_handler): Make static.
5035 * toplev.h: Don't prototype set_float_handler.
5037 * simplify-rtx.c: Don't include setjmp.h.
5038 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5040 (simplify_unary_operation, simplify_binary_operation): Use them,
5041 via do_float_handler.
5043 * fold-const.c: Don't include setjmp.h.
5044 (exact_real_inverse_1): New function.
5045 (exact_real_inverse): Use it, via do_float_handler.
5047 * varasm.c: Don't include setjmp.h.
5048 (assemble_real_1): New function.
5049 (assemble_real): Use it, via do_float_handler.
5050 Call internal_error if we get a trap here.
5052 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5053 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5055 2001-08-11 Zack Weinberg <zackw@panix.com>
5057 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5058 STACK_BOUNDARY if not already defined.
5060 * calls.c, function.c, reload1.c, explow.c: Don't default
5061 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5062 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5064 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5067 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5068 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5070 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5072 * cppmacro.c (enter_macro_context): Push macro expansions even
5075 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5077 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5078 (rs6000_elf_section_type_flags): Actually return a value.
5080 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5082 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5083 Clean up code: add missing comments and prototypes, fix warnings,
5084 remove obsolete code, fix spacing to conform to coding style.
5086 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5088 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5089 and TARGET_ASM_CLOSE_PAREN.
5090 (regclass_map): CC register belongs to class NO_REGS.
5091 (legitimize_pic_address): Don't generate unnecessary moves
5092 (to avoid confusing loop optimization).
5093 (check_and_change_labels): Replace jump_long by indirect_jump.
5094 (s390_final_chunkify): Don't start a new literal pool on section
5095 switch in 64-bit code.
5096 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5098 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5099 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5100 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5102 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5103 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5104 (CONST_COSTS): Fixed incorrect costs.
5106 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5107 Use emit_jump instead of emit_jump_insn (gen_jump).
5108 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5109 (to avoid confusing flow analysis).
5110 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5111 (casesi, casesi_jump): New.
5112 (jump_long): Removed. Functionality merged into indirect_jump.
5113 (indirect_jump): Accept address_operand, not just register_operand.
5114 (cjump_long, icjump_long): Use same logic as indirect_jump.
5115 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5116 Fixed broken setjmp/longjmp handling.
5117 (do_builtin_setjmp_setup): Removed.
5119 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5120 broken GNU as versions that don't accept .quad with large
5121 negative values. Use hexadecimal output instead.
5122 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5123 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5124 FUNCTION_EPILOGUE): Removed. Now in targetm.
5126 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5128 * config/s390/fixdfdi.h: Add missing copyright statement.
5129 Fix type conflicts on 64-bit. Add missing SFmode routines.
5131 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5134 2001-08-11 Richard Henderson <rth@redhat.com>
5136 * rtl.h (REG_EH_RETHROW): Remove.
5137 * rtl.c (reg_note_name): Update.
5138 * combine.c (distribute_notes): Don't check for it.
5140 2001-08-11 Richard Henderson <rth@redhat.com>
5142 * combine.c (distribute_notes): Place REG_SETJMP.
5144 2001-08-11 Richard Henderson <rth@redhat.com>
5146 * doc/extend.texi (Arrays and pointers implementation): Discourage
5147 relying on sign-extension of pointers.
5149 2001-08-11 H.J. Lu <hjl@gnu.org>
5151 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5153 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5154 RDATA_SECTION_ASM_OP.
5156 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5158 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5159 main manual to work both for info and HTML versions.
5161 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5162 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5164 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5165 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5166 (struct cpp_pool): New member first.
5167 * cppinit.c (append_include_chain): Plug memory leaks.
5168 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5169 Allocate pragma structures from the (aligned) macro pool to
5170 avoid leaking memory.
5171 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5172 so we don't leak memory.
5173 * hashtable.c (ht_destroy): New.
5174 * hashtable.h (ht_destroy): New.
5176 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5177 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5179 * c-lex.c (map): Make const.
5180 (cb_file_change): Update for callback passing a line map.
5181 Don't assume we have a previous map. Remove sanity check
5182 about popping too many files.
5183 * cpperror.c (print_location): Make map const.
5184 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5185 (cpp_make_system_header): Similarly.
5186 (search_from): Similarly.
5187 (_cpp_execute_include): Don't remember where we came from.
5188 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5189 (struct cpp_reader): Make map const.
5190 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5191 * cpplib.c (do_line): Update; line maps now hold sysp.
5192 (cpp_push_buffer): Similarly.
5193 (_cpp_do_file_change): Similarly; callback with map instead.
5194 (cpp_get_line_maps): Constify return value.
5195 (_cpp_pop_buffer): Update.
5196 * cpplib.h (struct cpp_file_change): Remove.
5197 (struct cpp_callbacks): Update.
5198 (cpp_get_line_maps): Constify return value.
5199 * cppmacro.c (_cpp_create_definition): Update.
5200 * cppmain.c (struct printer): Constify map.
5201 (maybe_print_line): Similarly.
5202 (print_line): Similarly. Deduce flags 1 and 2 here.
5203 (cb_file_change): Update.
5204 * line-map.c (free_line_maps): Warn regardless.
5205 (add_line_map): Return pointer to const. When passed NULL to_file
5206 with LC_LEAVE, use the obvious values for the return point so the
5207 caller doesn't have to figure them out.
5208 (lookup_line): Return pointer to const.
5209 (print_containing_files): Take pointer to const.
5210 * line-map.h (struct line_map): New members reason, sysp.
5211 (add_line_map): Return pointer to const.
5212 (lookup_line): Similarly.
5213 (print_containing_files): Take pointer to const.
5215 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5216 Richard Henderson <rth@redhat.com>
5218 * regmove.c (regmove_optimize): Avoid setting a register twice in
5221 2001-08-10 Richard Henderson <rth@redhat.com>
5223 * doc/extend.texi (Arrays and pointers implementation): Document
5224 behavior of pointer/integer conversion.
5226 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5228 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5230 2001-08-10 Richard Henderson <rth@redhat.com>
5232 * doc/extend.texi (C Implementation): New chapter.
5233 * doc/gcc.texi (Top): Link it in.
5235 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5237 * doc/install.texi (Specific): Fix CVS merge botch.
5239 2001-08-10 Richard Henderson <rth@redhat.com>
5241 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5242 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5244 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5246 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5247 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5248 this macro is now required.
5250 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5251 loop.c (find_and_verify_loops), reload.c (reload): Check
5252 for rtx code of CALL_INSN, not CALL, when deciding if we
5253 need to check for REG_SETJMP note.
5255 * gcse.c (compute_hash_table, compute_store_table): Update
5256 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5259 * config/avr/avr.c: Fix typo.
5260 * config/convex/convex.c (expand_movstr): Use adjust_address.
5261 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5263 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5264 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5266 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5267 Do define STACK_BOUNDARY.
5268 * config/i370/i370.c: Include expr.h.
5269 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5270 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5271 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5272 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5273 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5274 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5275 * config/romp/romp.c: Include expr.h after tree.h.
5277 (output_fpop): Use xmalloc, not oballoc.
5278 * config/we32k/we32k.c: Include expr.h.
5280 2001-08-10 Kazu Hirata <kazu@hxi.com>
5282 * config/h8300/h8300.h: Fix formatting.
5284 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5286 * c-common.h (RETURN_NULLIFIED_P): Lose.
5287 * c-semantics.c (genrtl_return_stmt): Don't check it.
5289 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5291 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5292 (mips_annotate_frame_insn): New function.
5293 (mips_emit_frame_related_store): New function.
5294 (save_restore_insns): Don't mark instructions that set up the base
5295 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5296 the store instructions instead.
5297 (mips_expand_prologue): If the stack size is moved into a temporary
5298 register, do not mark that move as frame-related. Add a
5299 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5301 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5303 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5304 stack slot as unchanging if current_function_calls_eh_return.
5306 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5308 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5309 access the second half of the TFmode scratch operand.
5311 2001-08-10 Anthony Green <green@redhat.com>
5313 * java/class.c (emit_register_classes): Conditionalize code on
5316 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5318 * doc/install.texi (Specific, avr): Fix cross-reference to the
5319 main manual to work both for info and HTML versions.
5321 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5323 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5324 and "use_goto" argument.
5325 (expand_null_return, expand_value_return): Update all callers.
5326 * function.c (expand_function_end): Remove code to generate simple
5328 * config/vax/vax.md (epilogue): New expander for function return.
5329 * doc/md.texi (epilogue): Remove "if defined".
5331 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5333 * Makefile.in: Partially revert my previous change:
5334 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5335 of the hashtab.o and safe-ctype.o rules.
5337 2001-08-09 Richard Henderson <rth@redhat.com>
5339 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5340 (USE_COLLECT2): Remove duplicate definition.
5341 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5342 (use_collect2): Remove dead code.
5343 * configure.in (use_collect2): Remove will_use_collect2 and
5344 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5345 * configure: Rebuild.
5347 * target.h (targetm.asm_out.constructor): New.
5348 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5349 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5350 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5351 * varasm.c (in_ctors, in_dtors): New.
5352 (assemble_constructor, assemble_destructor): Remove.
5353 (default_stabs_asm_out_destructor): New.
5354 (default_named_section_asm_out_destructor): New.
5355 (dtors_section, default_dtor_section_asm_out_destructor): New.
5356 (default_stabs_asm_out_constructor): New.
5357 (default_named_section_asm_out_constructor): New.
5358 (ctors_section, default_ctor_section_asm_out_constructor): New.
5359 * output.h: Update declarations.
5360 * c-decl.c (c_expand_body): Use target hooks instead of
5361 assemble_constructor and assemble_destructor.
5362 * profile.c (output_func_start_profiler): Likewise.
5363 * objc/objc-act.c (finish_objc): Likewise.
5364 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5365 for the constructor.
5366 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5368 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5369 (DTORS_SECTION_ASM_OP): Likewise.
5370 (__CTOR_LIST__): Use attribute section when possible.
5371 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5373 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5374 ASM_OUTPUT_CONSTRUCTOR.
5376 * config/darwin.c (machopic_asm_out_constructor): New.
5377 (machopic_asm_out_destructor): New.
5378 * config/darwin-protos.h: Update declarations.
5379 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5380 (ASM_OUTPUT_DESTRUCTOR): Remove.
5381 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5382 * config/nextstep.c (nextstep_asm_out_constructor): New.
5383 (nextstep_asm_out_destructor): New.
5384 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5385 (ASM_OUTPUT_DESTRUCTOR): Remove.
5386 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5387 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5388 ASM_OUTPUT_*STRUCTOR.
5389 * config/i386/aix386ng.h: Likewise.
5391 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5392 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5393 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5394 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5395 * config/lynx.h: Likewise.
5396 * config/netware.h: Likewise.
5397 * config/psos.h: Likewise.
5398 * config/alpha/alpha-interix.h: Likewise.
5399 * config/alpha/elf.h: Likewise.
5400 * config/arc/arc.h: Likewise.
5401 * config/arm/aof.h: Likewise.
5402 * config/arm/coff.h: Likewise.
5403 * config/arm/elf.h: Likewise.
5404 * config/c4x/c4x.h: Likewise.
5405 * config/h8300/h8300.h: Likewise.
5406 * config/i386/cygwin.h: Likewise.
5407 * config/i386/djgpp.h: Likewise.
5408 * config/i386/i386-coff.h: Likewise.
5409 * config/i386/i386-interix.h: Likewise.
5410 * config/i386/sco5.h: Likewise.
5411 * config/i386/vsta.h: Likewise.
5412 * config/i386/win32.h: Likewise.
5413 * config/i960/i960-coff.h: Likewise.
5414 * config/ia64/sysv4.h: Likewise.
5415 * config/m68hc11/m68hc11.h: Likewise.
5416 * config/m68k/coff.h: Likewise.
5417 * config/m68k/mot3300.h: Likewise.
5418 * config/m88k/m88k.h: Likewise.
5419 * config/mcore/mcore-pe.h: Likewise.
5420 * config/mcore/mcore.h: Likewise.
5421 * config/mips/elf.h: Likewise.
5422 * config/mips/elf64.h: Likewise.
5423 * config/mips/iris6.h: Likewise.
5424 * config/pa/pa64-hpux.h: Likewise.
5425 * config/rs6000/sysv4.h: Likewise.
5426 * config/sh/sh.h: Likewise.
5427 * config/sparc/litecoff.h: Likewise.
5429 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5430 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5431 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5432 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5433 (ASM_OUTPUT_DESTRUCTOR): Remove.
5434 * config/a29k/a29k.c: Move include of tree.h.
5435 * config/a29k/udi.h: Delete file.
5436 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5437 (vms_asm_out_destructor): New.
5438 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5439 (EXTRA_SECTION_FUNCTIONS): Likewise.
5440 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5441 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5442 * config/c4x/c4x.c: Move include of tree.h.
5443 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5444 (clix_asm_out_destructor): New.
5445 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5446 (ASM_OUTPUT_DESTRUCTOR): Remove.
5447 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5448 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5449 (TARGET_ASM_CONSTRUCTOR): New.
5450 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5451 (sco_asm_out_constructor): New.
5452 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5453 * config/i386/svr3gas.h: Remove stack grows up code.
5454 Remove code duplicated from i386/sysv3.h.
5455 (TARGET_ASM_CONSTRUCTOR): New.
5456 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5457 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5458 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5459 (TARGET_ASM_CONSTRUCTOR): New.
5460 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5461 (m68hc11_asm_out_destructor): New.
5462 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5463 (TARGET_ASM_DESTRUCTOR): New.
5464 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5465 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5466 config/svr3.h pertaining to section manipulation.
5467 * config/m68k/dpx2g.h: Remove #if 0 code.
5468 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5469 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5470 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5471 (TARGET_ASM_CONSTRUCTOR): New.
5472 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5473 (m88k_svr3_asm_out_constructor): New.
5474 (m88k_svr3_asm_out_destructor): New.
5475 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5476 (ASM_OUTPUT_DESTRUCTOR): Remove.
5477 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5478 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5479 * config/rs6000/aix.h: Likewise.
5480 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5481 * config/mips/vxworks.h: Likewise.
5482 * config/rs6000/lynx.h: Likewise.
5483 * config/sh/elf.h: Likewise.
5484 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5485 (DTORS_SECTION_ASM_OP): New.
5486 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5487 (ASM_OUTPUT_DESTRUCTOR): Remove.
5488 * config/sparc/sol2-sld-64.h: Likewise.
5489 * config/vax/vax.c (vms_asm_out_constructor): New.
5490 (vms_asm_out_destructor): New.
5491 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5492 (ASM_OUTPUT_DESTRUCTOR): Remove.
5493 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5495 * doc/tm.texi (@node Initialization): Update.
5497 2001-08-09 Richard Henderson <rth@redhat.com>
5499 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5500 (__do_global_dtors_aux): Use gp-relative static data to avoid
5501 one dynamic relocation.
5502 (__do_frame_setup): Register Java classes.
5503 * config/alpha/crtend.asm (__JCR_END__): New.
5505 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5507 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5508 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5509 (GEN, STAGESTUFF): Add new files.
5510 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5511 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5512 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5513 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5514 as well as insn-codes.h and insn-flags.h in config.h; and no
5515 extra headers in tconfig.h and hconfig.h.
5517 * gencodes.c: Eliminate code to generate predicate declarations
5518 or #defines for md-file constants.
5519 * genconstants.c, genpreds.c: New files.
5521 * i386.md: Re-order guard expressions such that TARGET_64BIT
5522 comes first, when this permits better optimization. Add
5523 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5524 why this is desirable.
5526 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5528 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5529 (find_fde_for_dso): Remove.
5530 (_Unwind_IteratePhdrCallback): New.
5531 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5532 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5534 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5536 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5537 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5539 2001-08-09 Graham Stott <grahams@redhat.com>
5541 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5542 (vis_no_unit): Use it.
5543 (visualize_no_unit): Add the insn only if room exists.
5545 2001-08-09 Graham Stott <grahams@redhat.com>
5547 * predict.c (estimate_probability): Replace magic numbers with
5548 appropriate enumeration.
5550 2001-08-09 Graham Stott <grahams@redhat.com>
5552 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5554 (EXTRACT_FLAGS): Likewise.
5556 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5558 * config/mips/mips.c (mips_legitimate_address_p): Check for
5559 CONST_INT in last patch.
5561 2001-08-08 Anthony Green <green@redhat.com>
5563 * java/class.c (emit_register_classes): Use assemble_jcr if
5564 possible. Keep the original mechanism as a fallback.
5565 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5566 and weak symbol support.
5567 * crtstuff.c (__JCR_LIST__): Define.
5568 (__JCR_END__): Define.
5569 (_Jv_RegiserClasses): Define weak symbol if possible.
5570 (__do_global_ctors_aux): Register classes for ELF targets with
5571 weak symbol support.
5573 2001-08-08 Kazu Hirata <kazu@hxi.com>
5575 * dbxout.c: Fix comment formatting.
5576 * dependence.c: Likewise.
5578 * diagnostic.c: Likewise.
5579 * dominance.c: Likewise.
5580 * doprint.c: Likewise.
5581 * dwarf2out.c: Likewise.
5582 * dwarfout.c: Likewise.
5583 * emit-rtl.c: Likewise.
5584 * except.c: Likewise.
5585 * explow.c: Likewise.
5586 * expmed.c: Likewise.
5589 * fold-const.c: Likewise.
5590 * function.c: Likewise.
5592 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5594 * global.c (retry_global_alloc): Avoid shadowing allocno.
5596 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5598 * except.c (remove_fixup_regions): Fix typo.
5600 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5602 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5603 unsigned HOST_WIDE_INT to avoid warning.
5604 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5605 * flow.c (set_block_for_new_insns): Likewise.
5607 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5609 * sibcall.c (return_value_pseudo): New static variable.
5610 (skip_copy_to_return_value): Handle return_value_pseudo.
5611 (call_ends_block_p): Ensure that return_value_pseudo is set.
5612 (optimize_sibling_and_tail_recursive_call): Discover the
5613 load of pseudo return value in alternate exit block.
5615 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5617 * calls.c (ECF_ALWAYS_RETURN): New constant.
5618 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5619 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5620 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5621 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5622 * rtl.c (reg_note_name): New name.
5623 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5625 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5627 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5629 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5631 * alias.c (get_alias_set): Return a previously calculated
5632 alias set for a VAR_DECL.
5633 * function.c (gen_mem_addressof): Calculate the alias set before
5636 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5638 * predict.def: Set hitrates according our experimental run.
5640 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5642 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5644 2001-08-08 H.J. Lu <hjl@gnu.org>
5646 * config/mips/mips.c (mips_unique_section): New. Copied from
5649 * config/mips/mips-protos.h (mips_unique_section): New
5652 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5654 * config/mips/little.h: New. Generic little endian mips
5655 targets. Only mips*-*-linux* is converted to use it so far.
5657 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5658 (WCHAR_TYPE): Defined
5659 (WCHAR_TYPE_SIZE): Likewise.
5660 (INIT_SUBTARGET_OPTABS): Likewise.
5661 (BSS_SECTION_ASM_OP): Likewise.
5662 (SBSS_SECTION_ASM_OP): Likewise.
5663 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5664 (ASM_DECLARE_OBJECT_NAME): Likewise.
5665 (UNIQUE_SECTION): Likewise.
5666 (EXTRA_SECTIONS): Likewise.
5667 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5668 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5669 (ASM_OUTPUT_DEF): Likewise.
5670 (HANDLE_SYSV_PRAGMA): Removed.
5671 (NO_IMPLICIT_EXTERN_C): Likewise.
5672 (TARGET_MEM_FUNCTIONS): Likewise.
5673 (STARTFILE_SPEC): Likewise.
5674 (ENDFILE_SPEC): Likewise.
5675 (LIB_SPEC): Likewise.
5676 (INVOKE__main): Likewise.
5677 (CTOR_LIST_BEGIN): Likewise.
5678 (CTOR_LIST_END): Likewise.
5679 (DTOR_LIST_BEGIN): Likewise.
5680 (DTOR_LIST_END): Likewise.
5681 (SET_ASM_OP): Likewise.
5682 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5683 (ASM_OUTPUT_DEF): Likewise.
5684 (ASM_OUTPUT_IDENT): Likewise.
5686 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5687 (CPLUSPLUS_CPP_SPEC): Likewise.
5688 (ASM_APP_ON) Redefine only if not defined.
5689 (ASM_APP_OFF): Likewise.
5690 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5691 (ASM_OUTPUT_IDENT): Likewise.
5693 * config.gcc: Update tm_file for Linux/mips.
5695 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5697 * cselib.c (cselib_record_sets): If insn is predicated, turn
5698 sources into IF_THEN_ELSEs.
5700 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5701 Turn into define_insn_and_split.
5703 * sched-deps.c: Include "cselib.h".
5704 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5705 Use cselib to turn memory addresses into VALUEs.
5706 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5707 * sched-int.h (struct sched_info): New member USE_CSELIB.
5708 * sched-ebb.c (ebb_sched_info): Initialize it.
5709 * sched-rgn.c (rgn_sched_info): Likewise.
5710 * Makefile.in (sched-deps.o): Update dependencies.
5712 * cselib.h (cselib_subst_to_values): Declare.
5713 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5714 that have no value and autoincs to be handled by generating a new
5717 2001-08-08 Graham Stott <grahams@redhat.com>
5719 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5720 within fixed length SEQUENCE.
5722 2001-08-08 Graham Stott <grahams@redhat.com>
5724 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5725 (diagnostic_prefixing_rule): Likewise.
5726 (diagnostic_line_cutoff): Likewise.
5727 (diagnostic_kind_count): Likewise.
5729 2001-08-08 Graham Stott <grahams@redhat.com>
5731 * alias.c (find_base_decl): Delete redundent assignment.
5733 2001-08-08 Graham Stott <grahams@redhat.com>
5735 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5736 (abs): Uppercase and paranthesize macro parameter.
5737 (MEM_DEPENDENCY): Add whitespace.
5739 2001-08-08 Graham Stott <grahams@redhat.com>
5741 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5742 failure check for CONST_INT
5744 2001-08-08 Graham Stott <grahams@redhat.com>
5746 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5747 (libcall_dead_p): Likewise.
5749 (mark_used_regs): Constify fmt.
5750 (find_use_as_address): Likewise.
5752 2001-08-08 Graham Stott <grahams@redhat.com>
5754 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5757 2001-08-08 Graham Stott <grahams@redhat.com>
5759 * combine.c (combine_simplify_rtx): Update comment and
5760 remove erroneous test.
5762 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5764 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5765 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5766 take care to avoid multiple no-newline at EOF warnings in that
5769 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5771 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5772 (emit_library_call_value_1): Likewise.
5773 (emit_call_1): Emit REG_SETJMP note.
5774 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5776 * cselib.c (cselib_process_insn): Likewise.
5777 * flow.c (propagate_block): Likewise.
5778 * loop.c (find_and_verify_loops): Likewise.
5779 * reload.c (find_equiv_regs): Likewise.
5780 * reload1.c (reload): Likewise.
5781 * resource.c (mark_referenced_resources,
5782 mark_set_resources): Likewise.
5783 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5784 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5785 * haifa-sched.c (unlink_other_notes): Likewise.
5786 (reemit_notes): Likewise.
5787 * sched-ebb.c (sched_ebb): Likewise.
5788 * sched-rgc.c (sched_region): Likewise.
5789 * rtl.c (note_insn_name): Likewise.
5790 (reg_note_name): Add REG_SETJMP
5791 * rtl.h (reg_note): Add REG_SETJMP.
5792 (insn_note): Remove NOTE_INSN_SETJMP.
5794 * profile.c (branch_prob): Add fake edges for setjmp.
5796 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5798 * config.gcc: Quote target_cpu_default2 correctly for
5799 powerpc*-*-* targets.
5801 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5803 * cpplib.h, line-map.h: Update comments.
5804 * cppmain.c (printer_init): Move inline.
5805 (maybe_print_line, print_line): Take a map pointer.
5806 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5807 (cb_file_change): Don't use prior value of print.map.
5809 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5811 * doc/install.texi: Document fine-grained multilib configuration.
5813 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5815 * rtlanal.c (find_first_parameter_load): Call note_stores
5816 only on the instructions.
5818 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5820 * alias.c (nonlocal_mentioned_p):
5821 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5822 * calls.c (emit_call_1): Likewise.
5823 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5824 * cselib.c (cselib_process_insn): Likewise.
5825 * df.c (df_insns_modify): Likewise.
5826 * flow.c (need_fake_edge_p): Likewise.
5827 (propagate_one_insn): Likewise.
5828 * haifa-sched.c (reemit_notes): Likewise.
5829 * integrate.c (copy_insn_list): Likewise.
5830 * jump.c (delete_prior_computation): Likewise.
5831 * local-alloc.c (validate_equiv_mem): Likewise.
5832 * loop.c (scan_loop): Likewise.
5833 * predict.c (estimate_probability): Likewise.
5834 * reload.c (reload): Likewise.
5835 * sched-deps (sched_analyze): Likewise.
5836 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5837 * gcse.c (compute_hash_table): Likewise.
5838 (mark_call): Likewise.
5839 (store_killed_in_insn): Likewise.
5841 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5843 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5845 2001-08-06 Richard Henderson <rth@redhat.com>
5847 * varasm.c (assemble_gc_entry): Remove.
5848 * output.h: Likewise.
5850 2001-08-06 Richard Henderson <rth@redhat.com>
5852 * varasm.c (assemble_constructor): Take a symbol_ref and a
5853 priority instead of a bare string. Move priority handling
5854 here from cp/decl2.c.
5855 * output.h: Update decls.
5857 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5858 and assemble_destructor.
5859 * profile.c (output_func_start_profiler): Likewise.
5860 * objc/objc-act.c (finish_objc): Likewise.
5861 (build_module_descriptor): Return the symbol not the symbol name.
5863 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5865 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5866 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5867 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5868 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5869 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5870 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5872 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5874 * cpperror.c (print_containing_files): Moved to line-map.c.
5875 (print_location): line-map.c handles re-listing or otherwise.
5876 * cpphash.h (struct lexer_state): Remove next_bol.
5877 (struct cpp_buffer): Remove include_stack_listed.
5878 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5879 Remove faked buffer handling.
5880 (_cpp_do_file_change): Tweak.
5881 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5882 * cppmain.c (struct printer): Remove filename.
5883 (print_line, cb_file_change): Update accordingly.
5884 * line-map.c: Include intl.h.
5885 (init_line_maps): Initialize last_listed.
5886 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5887 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5888 (print_containing_files): New.
5889 * line-map.h (struct line_maps): New member last_listed.
5890 (print_containing_files, INCLUDED_FROM): New.
5891 * Makefile.in: Update.
5892 * po/POTFILES.in: Add line-map.c.
5894 2001-08-06 Richard Henderson <rth@redhat.com>
5896 * except.c (convert_from_eh_region_ranges_1): Never mark
5897 USE or CLOBBER insns as throwing.
5899 * expr.c (store_constructor): Don't clobber memory targets.
5901 2001-08-06 Andreas Jaeger <aj@suse.de>
5903 * profile.c (branch_prob): Remove unused variable insn.
5905 * Makefile.in (local-alloc.o): Add dependency on except.h.
5907 * local-alloc.c: Include except.h for can_throw_internal prototype.
5909 2001-08-06 Richard Henderson <rth@redhat.com>
5911 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5912 * function.c (expand_main_function): Implement it.
5913 * doc/tm.texi: Document it.
5915 2001-08-06 Stan Shebs <shebs@apple.com>
5917 * doc/install.texi: Document powerpc-*-darwin* details.
5919 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5921 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5922 (ASM_CPU_SPEC): Move back to rs6000.h
5923 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5925 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5927 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5930 * config/rs6000/linux64.h: Ditto.
5932 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5933 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5936 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5937 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5939 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5942 2001-08-05 Richard Henderson <rth@redhat.com>
5944 * local-alloc.c (update_equiv_regs): Do not move insns that
5947 2001-08-05 Jan Hubicka <jh@suse.cz>
5949 * Makefile.in (reload1.o): Add dedendancy on except.h
5950 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5952 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5953 indicating wehther edges has been cleaned up.
5954 * reload1.c: Inlucde except.h
5955 (fixup_abnormal_edges): Accept deleted insns.
5956 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5959 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5961 * cpplib.c (do_line): Correct line number after pop_buffer.
5963 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5965 PR preprocessor/3824
5966 * line-map.c: Update comments.
5967 * line-map.h: Update comments.
5968 * tradcif.y: Don't consider large numbers unsigned.
5970 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5972 PR preprocessor/3081
5973 * c-lex.c (map): New.
5974 (cb_file_change): Update map and use it.
5975 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5976 (c_lex): Update to use map.
5977 * cpperror.c (print_location): Move to using logical line numbers.
5978 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5979 (cpp_make_system_header): Similarly.
5980 (_cpp_execute_include): Stop line numbering hacks. Store the
5981 line we will return to.
5982 * cpphash.h (CPP_BUF_LINE): Remove.
5983 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5984 Add map and return_to_line.
5985 (_cpp_do_file_change): Update.
5986 * cppinit.c (cpp_start_read): Update line kludge.
5987 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5988 (trigraph_ok): Use logical line numbers for diagnostics.
5989 (skip_block_comment): Likewise.
5990 (skip_whitespace): Likewise.
5991 (skip_line_comment): Use pfile->line instead.
5992 (_cpp_lex_token): Update to use logical line numbering exclusively.
5993 Handle BOL locally. Accept new lines in directives, but keep
5994 pfile->line decremented. Diagnostics use logical lines. Update
5996 * cpplib.c (SEEN_EOL): New.
5997 (skip_rest_of_line, check_eol): Use it.
5998 (end_directive): Increase line number when accepting the newline
5999 at the end of a directive.
6000 (run_directive): Simplify.
6001 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6002 (_cpp_do_file_change): Update to take buffer line number as an
6003 argument, and store the current map in the cpp_reader. Remove
6004 line number kludges.
6005 (_cpp_do__Pragma): Restore output position after a _Pragma.
6006 (cpp_push_buffer): Don't set output line or lineno.
6007 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6008 Remove line kludge. Set output_line.
6009 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6010 (parse_arg): Use logical lines.
6011 (save_lookahead_token): Save EOFs too now.
6012 * cppmain.c (struct printer): Fix comments.
6013 (printer_init): Simplify, let caller do errors.
6014 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6015 (maybe_print_line): Simplify.
6016 (print_line): Don't print a linemarker if -P.
6017 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6018 (cb_file_change): Simplify.
6019 * line-map.h (LAST_SOURCE_LINE): Fix.
6020 (CURRENT_LINE_MAP): New.
6022 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6024 * doloop.c (doloop_modify_runtime): Properly compute number of
6025 iterations if loop was unrolled.
6027 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6028 if their CSELIB_VAL_PTRs are.
6030 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6031 (setup_spill_pointers): Initialize it.
6032 (spill_restore_mem): Set it.
6033 (do_spill, do_restore): Use it to add REG_INC note.
6034 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6036 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6037 asms if other insns are available.
6039 * config/ia64/ia64.c (condop_operator): New predicate.
6040 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6041 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6044 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6045 temporary register than directly using a MEM.
6047 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6049 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6050 parameter in last change.
6052 2001-08-04 Zack Weinberg <zackw@panix.com>
6054 * sparc.md: Don't use #if inside C test expression.
6056 2001-08-04 Richard Henderson <rth@redhat.com>
6058 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6060 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6062 * cpphash.h (struct cpp_reader): New member directive_line.
6063 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6064 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6065 do_pragma): Pass line to callbacks.
6066 (start_directive): Record line of directive.
6067 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6068 cb_include): Similarly.
6069 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6072 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6074 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6077 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6079 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6081 * reload1.c (fixup_abnormal_edges): New static function.
6084 * flow.c (need_fake_edge_p): New function.
6085 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6086 avoid call insn to be very last insn in the insn stream.
6088 * profile.c (branch_prob): Call flow_call_edges_add instead of
6089 doing that by hand; cleanup cfg to re-merge basic blocks once
6092 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6094 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6095 are also on line-map.h.
6096 * cppfiles.c (stack_include_file): Update.
6097 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6098 (_cpp_pop_buffer): New.
6099 * cppinit.c (cpp_destroy, cpp_finish): Update.
6100 (do_includes): Mark each buffer to return at EOF.
6101 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6102 return as requested.
6103 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6104 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6105 * cpplib.h (cpp_pop_buffer): Remove.
6106 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6107 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6109 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6111 (do_preprocessing): Update.
6112 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6113 * c-parse.in (_yylex): Similarly.
6114 * scan-decls.c (scan_decls): Similarly.
6115 * line-map.h: Update comments.
6117 * objc/Make-lang.in (objc-act.o): Update dependencies.
6119 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6121 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6122 and soft register for operand 0.
6123 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6125 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6127 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6128 register for operand 0.
6129 ("bitcmpqi_z_used"): Allow memory for operand 0.
6130 (split "bitcmpqi"): New split to handle address reg as operand 1.
6132 2001-08-04 Andreas Jaeger <aj@suse.de>
6134 * gcse.c: Revert Daniel's last patch.
6136 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6138 * sparc-protos.h: Add prototypes for fp_zero_operand and
6140 * sh-protos.h: Add prototype for fpul_operand.
6142 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6144 * doc/extend.texi (Other Builtins): Fix typo in last change.
6146 2001-08-03 Richard Henderson <rth@redhat.com>
6148 * target.h (gcc_target): Add asm_out.named_section,
6149 section_type_flags, have_named_sections.
6150 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6151 (TARGET_HAVE_NAMED_SECTIONS): New.
6152 (TARGET_SECTION_TYPE_FLAGS): New.
6154 * Makefile.in (toplev.o): Depend on TARGET_H.
6155 (varasm.o, dbxout.o): Likewise.
6156 * c-common.c (decl_attributes): Check targetm.have_named_sections
6157 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6158 * dbxout.c (dbxout_function_decl): Likewise.
6159 (dbxout_function_end): Likewise.
6160 * toplev.c (compile_file): Likewise.
6161 * varasm.c (exception_section): Likewise.
6162 * cp/decl2.c (finish_objects): Likewise.
6164 * defaults.h (EH_FRAME_SECTION): Remove.
6165 (EH_FRAME_SECTION_ASM_OP): Remove.
6166 (EH_FRAME_SECTION_NAME): New.
6167 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6168 (UNIQUE_SECTION_P): Remove.
6169 * dwarf2out.c (SECTION_FORMAT): Remove.
6170 (ASM_OUTPUT_SECTION): Remove.
6171 (output_call_frame_info): Use named_section_flags.
6172 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6173 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6174 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6175 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6176 (named_section_flags): New.
6177 (named_section): Use it and targetm.section_type_flags.
6178 (resolve_unique_section): New.
6179 (assemble_start_function): Use it.
6180 (asm_emit_uninitialised, assemble_variable): Likewise.
6181 (default_section_type_flags): New.
6182 (default_no_named_section, default_elf_asm_named_section): New.
6183 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6184 * output.h: Update varasm.c decls.
6185 (SECTION_*): New flags.
6187 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6188 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6190 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6191 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6192 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6193 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6194 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6195 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6196 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6197 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6198 * config/pa/pa64-hpux.h,
6200 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6201 (TARGET_ASM_NAMED_SECTION): New.
6202 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6203 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6204 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6205 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6206 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6207 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6208 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6209 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6210 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6211 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6212 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6213 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6214 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6215 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6216 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6217 * config/sparc/sysv4.h: Likewise.
6219 * config/nextstep.h: Error until named sections implemented.
6221 * config/a29k/a29k.c (a29k_asm_named_section): New.
6222 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6223 (vms_section_type_flags, vms_asm_named_section): New.
6224 * config/arm/arm.c (arm_elf_asm_named_section): New.
6225 * config/avr/avr.c (asm_output_section_name): Remove.
6226 * config/avr/avr-protos.h: Update.
6227 * config/c4x/c4x.c (c4x_asm_named_section): New.
6228 * config/h8300/h8300.c (h8300_asm_named_section): New.
6229 * config/i386/i386.c (sco_asm_named_section): New.
6230 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6231 (i386_pe_section_type_flags): New.
6232 (i386_pe_asm_named_section): New.
6233 * config/i386/i386-protos.h: Update.
6234 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6235 * config/mcore/mcore.c (mcore_asm_named_section): New.
6236 * config/mips/mips.c (iris6_asm_named_section): New.
6237 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6238 instead of UNIQUE_SECTION_P.
6239 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6240 (xcoff_asm_named_section): New.
6241 * config/sh/sh.c (sh_asm_named_section): New.
6242 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6244 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6245 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6246 (EH_FRAME_SECTION_NAME): New.
6247 (EXCEPTION_SECTION): New.
6248 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6249 (DEBUG_*_SECTION): Remove.
6250 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6251 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6252 (EH_FRAME_SECTION_ASM_OP): Remove.
6254 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6255 (ASM_OUTPUT_SECTION_NAME): Remove.
6256 (TARGET_ASM_NAMED_SECTION): New.
6257 (TARGET_HAVE_NAMED_SECTIONS): New.
6258 (TARGET_SECTION_TYPE_FLAGS): New.
6259 (EH_FRAME_SECTION_ASM_OP): Remove.
6260 (EH_FRAME_SECTION_NAME): New.
6262 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6264 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6265 for complex expressions when cfun == 0.
6266 * doc/extend.texi: Document that __builtin_constant_p can be
6267 used in data initializers as well as functions.
6269 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6271 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6272 variable I locally, instead of expecting a declaration in the
6275 2001-08-03 Richard Henderson <rth@redhat.com>
6277 * except.c (collect_one_action_chain): Add an explicit cleanup
6278 action if regions surrounding a catch were encoded entirely
6279 within the call-site entry.
6281 2001-08-03 Richard Henderson <rth@redhat.com>
6283 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6284 don't take REGNO of a non-register.
6286 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6288 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6289 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6290 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6291 (__gthread_mutex_init_function): New function for mutex initialization.
6293 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6295 * Makefile.in: Revert screwed up commit.
6297 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6299 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6300 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6301 merged by linker script to get a final _exit().
6302 (__do_global_dtors): New for destructor handling in specific exit
6304 (__do_global_ctors): New for constructors in specific install section.
6305 (__map_data_section): Map data sections before running constructors.
6306 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6307 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6308 (DTORS_SECTION_ASM_OP): Likewise.
6309 (CTORS_SECTION_FUNCTION): Define to force a reference to
6311 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6313 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6315 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6317 * Makefile.in: Add df.h to gcse.c dependencies.
6319 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6321 * varasm.c (output_constant_def_contents): Use for the length of a
6322 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6323 depending on which is larger.
6325 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6327 * gcse.c: Include df.h for use as a dataflow analyzer.
6329 Declaration of reg_set_info: gone.
6330 New df_analyzer variable used by store motion.
6331 (reg_set_info): Deleted.
6332 (mark_mem_regs): New function, analyze regs used by a mem.
6333 (store_ops_ok): Use dataflow analyzer results to determine if
6334 necessary regs are changed in the block.
6335 (find_moveable_store): Remove check for symbol ref, we can handle
6336 much more complex expressions now.
6337 (compute_store_table): Remove most of the code, it's unnecessary
6338 now that the dataflow analyzer records the info for us.
6339 (store_killed_after): Add parameter to say whether to do the
6340 store_ops_okay test, used to speed up testing when we already know
6341 the answer, and just want to know if the store itself was killed.
6342 (build_store_vector): Largely rewritten to calculate the various
6343 vectors properly, and somewhat optimized.
6344 (store_motion): Init the df_analyzer, get REG_DEF chains.
6345 Also handle trapping expressions (since mems almost always trap)
6346 (simple_mem): Redefine what a simple mem is.
6348 2001-08-03 DJ Delorie <dj@redhat.com>
6350 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6351 set from a constant part of the condition.
6353 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6355 * mkdeps.c (deps_add_default_target): Make local variable
6356 ``start'' a const char pointer.
6357 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6359 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6361 * doc/install.texi (Configuration): Fix markup.
6362 (Specific, i?86-*-udk): Likewise.
6363 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6365 Document --enable-threads and --enable-libgcj status.
6366 (Specific, mips-sgi-irix*): Canonicalize triples.
6367 (Specific, mips-sgi-irix5): Warn about problems with this config.
6368 Mention required GNU as patch.
6369 Native assembler problems are fixed.
6370 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6371 Document --enable-threads and --enable-libgcj status.
6373 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6375 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6378 2001-08-03 Richard Henderson <rth@redhat.com>
6380 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6383 2001-08-03 Richard Henderson <rth@redhat.com>
6385 * rtlanal.c (find_first_parameter_load): Stop if we
6386 reach a CODE_LABEL at BOUNDARY.
6388 2001-08-03 Richard Henderson <rth@redhat.com>
6390 * config/alpha/alpha.md (force_movdi): New insn.
6391 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6392 Tweek FRP marking of VMS prologue insns.
6393 * config/alpha/vms.h (EPILOGUE_USES): New.
6395 2001-08-02 Richard Henderson <rth@redhat.com>
6397 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6399 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6401 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6402 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6403 config/convex/convex.h, config/d30v/d30v.c,
6404 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6405 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6406 config/mips/mips.h, config/mn10200/mn10200.h,
6407 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6408 config/v850/v850.h, config/vax/openbsd.h,
6409 config/vax/openbsd1.h, config/vax/ultrix.h,
6410 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6411 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6412 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6413 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6414 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6415 in comments and documentation.
6417 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6421 * Makefile.in (line-map.o): New.
6422 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6423 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6424 * cpperror.c (print_containing_files): Similarly.
6425 (print_location): Update. Don't output a space before _Pragma.
6426 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6427 (stack_include_filee, cpp_make_system_header): Update.
6428 (_cpp_execute_include): Get logical line number right for calling
6429 as-yet-unterminated #include.
6430 * cpphash.h (struct cpp_reader): Add line_maps.
6431 (_cpp_do_file_change): Update.
6432 * cppinit.c (cpp_create_reader): Initialize line maps.
6433 (cpp_destroy): Destroy line maps.
6434 (cpp_start_read): Get logical line number right.
6435 * cpplex.c (parse_string): Only warn once for multi-line strings.
6436 Use boolean variable for null warning.
6437 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6439 (do_include_common): End the directive early.
6440 (do_line): Don't warn about out-of-range lines in preprocessed
6441 source. Update. Remove unused variables.
6442 (_cpp_do_file_change): Update for new line mapping.
6443 (pragma_cb): New typedef.
6444 (cpp_register_pragma): Stop looking ahead before calling the
6446 (do_pragma_system_header): End directive early.
6447 (cpp_get_line_maps): New.
6448 (cpp_pop_buffer): Fudge logical line. Update.
6449 * cpplib.h: Include line-map.h
6450 (enum cpp_fc_reason): Remove.
6451 (struct cpp_file_change): Update.
6452 (cpp_get_line_maps): New.
6453 * cppmain.c (struct_printer): New member map.
6454 (cb_file_change): Update for new mappings.
6455 * fix-header.c (cb_file_change): Similarly.
6457 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6459 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6460 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6462 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6464 * config/vax/vax.c: include expr.h.
6466 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6468 * Makefile.in ($(srcdir)/configure): Only rebuild in
6470 ($(srcdir)/config.in): Only define in maintainer mode.
6471 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6473 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6475 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6477 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6479 * gcc.c (set_collect_gcc_options): New function, split out from
6481 Ignore elided switches.
6482 (do_spec_1): Invoke before executing command.
6483 (set_input): Export.
6484 Move declaration ...
6485 * gcc.h (set_input): ... here.
6486 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6489 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6492 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6494 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6496 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6498 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6499 for the unnamed instructions it expands to.
6501 2001-08-02 Richard Henderson <rth@redhat.com>
6503 * regclass.c (call_really_used_regs): Conditionally define.
6504 (init_reg_sets_1): Don't use it if not defined.
6505 (fix_register): Similarly, don't set it.
6507 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6509 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6510 Correct comment that had been missed in the previous change.
6512 2001-08-01 Stan Shebs <shebs@apple.com>
6514 * config/darwin.c (machopic_stub_name): Try matching by name.
6515 (update_stubs): New function.
6516 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6519 2001-08-01 Richard Henderson <rth@redhat.com>
6521 * except.c (output_function_exception_table): Use assemble_align.
6522 * varasm.c (assemble_eh_label): Remove.
6523 (assemble_eh_align, assemble_eh_integer): Remove.
6525 2001-08-01 Robert Lipe <robertl@caldera.com>
6527 * dwarfout.c: Remove reference to README.DWARF.
6529 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6531 * regclass.c (call_really_used_regs): New array for registers which
6532 are actually used by a call.
6533 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6535 (fix_register): Set call_really_used too.
6536 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6537 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6539 2001-08-01 Richard Henderson <rth@redhat.com>
6541 * read-rtl.c (read_name): Consider \r whitespace.
6543 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6545 * config.gcc: Recognize powerpc-*-netbsd*.
6547 * doc/install.texi (Host/target specific installation notes for
6548 GCC): Mention powerpc-*-netbsd*.
6550 * config/rs6000/netbsd.h: New file.
6551 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6552 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6553 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6554 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6555 (TARGET_VERSION): Redefine.
6557 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6558 mcall-netbsd as a match for mcall-sysv.
6559 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6560 (ncrti.S, ncrtn.S): New targets.
6561 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6563 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6564 "netbsd' as a V4 ABI.
6565 (ASM_SPEC): Check for -mcall-netbsd.
6566 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6567 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6568 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6569 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6570 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6571 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6572 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6574 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6575 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6577 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6579 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6580 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6581 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6582 including "unwind-pe.h".
6584 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6586 * rs6000.md (define_splits): Kill unused constraints.
6588 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6589 Jan Hubicka <jh@suse.cz>
6591 * function.c (thread_prologue_and_epilogue_insns): Kill code
6592 dealing with non-existent CFG.
6594 2001-08-01 Kazu Hirata <kazu@hxi.com>
6596 * alias.c: Fix comment formatting.
6597 * bitmap.c: Likewise.
6598 * builtins.c: Likewise.
6599 * calls.c: Likewise.
6600 * c-common.c: Likewise.
6601 * c-decl.c: Likewise.
6602 * c-dump.c: Likewise.
6603 * c-lex.c: Likewise.
6604 * collect2.c: Likewise.
6605 * combine.c: Likewise.
6606 * conflict.c: Likewise.
6607 * cppfiles.c: Likewise.
6608 * cppinit.c: Likewise.
6609 * cpplex.c: Likewise.
6610 * cpplib.c: Likewise.
6611 * cppmacro.c: Likewise.
6612 * cppspec.c: Likewise.
6613 * c-pragma.c: Likewise.
6614 * crtstuff.c: Likewise.
6616 * cselib.c: Likewise.
6617 * c-semantics.c: Likewise.
6618 * c-typeck.c: Likewise.
6620 2001-08-01 H.J. Lu <hjl@gnu.org>
6622 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6624 2001-08-01 H.J. Lu <hjl@gnu.org>
6626 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6628 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6630 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6631 contextualizing Objective-C class name lookup by the lexer.
6632 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6634 (protocoldef): Add support for forward @protocol declarations.
6635 (yylexname): Suppress ObjC class name lookup in certain contexts;
6636 re-enable after lookup is complete.
6637 (_yylex): Re-enable ObjC class name lookup when certain
6638 punctuation marks are seen.
6640 * objc/objc-act.c (check_protocol_recursively): New function used
6641 for finding circular dependencies in protocols.
6642 (objc_declare_protocols): New function for handling forward
6643 @protocol declarations.
6644 (receiver_is_class_object): Detect the case when 'self' is used
6645 inside of a class method.
6646 (build_message_expr): Issue a warning if class method is desired
6647 but instance method is found instead.
6648 (conforms_to_protocol): Streamline.
6649 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6650 protocol Foo, even if 'Bar foo' does not.
6651 (check_protocols): Streamline.
6652 (start_protocol): Add checks for circular and duplicate protocol
6654 (encode_aggregate_within): For typedefs of structs, encode the
6656 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6657 (objc_declare_protocols): New prototype.
6659 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6661 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6662 * cpplex.c (handle_newline): Update prototype. Maintain logical
6664 (skip_escaped_newlines, skip_block_comment, parse_string):
6666 (_cpp_lex_token): Update, and store token position within the token.
6667 * cpplib.h (struct cpp_token): Add line and column entries.
6668 * cppmacro.c (replace_args): Position stringified tokens correctly.
6670 2001-08-01 Andreas Jaeger <aj@suse.de>
6672 * basic-block.h: Add prototype for last_loop_beg_note.
6674 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6676 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6677 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6679 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6680 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6681 expand_decl_cleanup.
6682 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6684 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6685 operand while calling simple_cst_equal.
6686 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6687 operand is the cleanup expression, the third is the RTL_EXPR.
6688 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6690 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6692 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6694 2001-07-31 matthew green <mrg@eterna.com.au>
6696 * config.gcc (i386-*-netbsdelf): New description.
6697 * config/i386/netbsd-elf.h: New file.
6699 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6701 * loop.c (check_dbra_loop): Use single_set to compute
6704 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6706 PowerPC reorg and support for powerpc64-*-linux*.
6708 Also fixes emitting of constants on 32 bit and 64 bit
6711 * config.gcc: powerpc64-*-linux* is a new target.
6712 Things that needed aix.h now also include xcoff.h
6714 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6716 Move AIX specific stuff into aix.h.
6717 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6718 with more than just XCOFF now.
6719 (SET_ASM_OP): Remove, now defined where needed.
6720 (FUNCTION_PROLOGUE): New macro definition.
6721 (FUNCTION_EPILOGUE): New macro definition.
6722 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6724 * config/rs6000/xcoff.h: New file.
6726 * config/rs6000/linux64.h: New file.
6728 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6730 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6732 * rs6000.c (print_operand_address): Handle ELF syntax.
6733 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6734 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6735 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6737 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6739 * rs6000.c (rs6000_override_options): Only disable
6740 flag_function_sections for XCOFF.
6741 (exact_log2_cint_operand): New predicate.
6742 (reg_or_{add,sub}_cint64_operand): New predicates.
6743 (add_operand): Compare CONST_INT with fewer function calls.
6744 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6745 (print_operand, case 'p'): Ensure positive operand.
6746 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6747 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6748 (PREDICATE_CODES): Add new predicates.
6749 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6750 (divsi3, modsi3): Ensure positive power-of-2.
6751 (adddi3): Use new predicate. Split 32-bit constants more
6752 correctly. Re-arrange splitter to handle any constant.
6753 (subdi3): Use new predicate.
6754 (divdi3, moddi3): Ensure positive power-of-2.
6755 (movdi): Use rs6000_emit_set_const.
6756 (load_toc_v4_pic_di): Delete.
6758 2001-07-31 Graham Stott <grahams@redhat.com>
6760 * function.c (pad_below): Revert 2001-07-26 patch.
6762 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6764 * reg-stack (convert_regs_1): Fix best edge condition.
6766 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6768 * jump.c (duplicate_loop_exit_test): Better test for jumps
6769 entering the loop; create loop pre_header.
6771 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6773 * doc/install.texi: Add s390 and s390x as new targets.
6774 * doc/invoke.texi: Add documantation of S/390 and zSeries
6776 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6778 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6780 * config/m68k/m68k.md: Replace all general_operand with
6781 nonimmediate_operand for all destinations.
6782 * config/m68k/m68k.c (not_sp_operand): Likewise.
6784 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6786 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6788 2001-07-30 Richard Henderson <rth@redhat.com>
6790 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6791 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6793 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6795 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6796 Add missing doc strings
6797 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6798 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6800 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6802 * i386.c (ix86_output_main_function_alignment_hack): New function.
6803 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6805 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6806 edges by EDGE_DFS_BACK flag.
6807 (dump_edge_info): Add dfs_back flag.
6808 * basic-block.h (EDGE_DFS_BACK): New constant.
6809 (mark_dfs_back_edges): Declare.
6810 * alias.c (loop_p): Remove.
6811 (mark_constant_function): Use mark_dfs_back_edges.
6813 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6814 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6815 (compensate_edge): Break out from ...
6816 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6817 (convert_regs_2): Set block_done once block is really done;
6818 Do updating of the predecesors counts.
6820 * toplev.c (rest_of_compilation): Recompute block_for_insn
6821 before post-reload cfg_cleanup.
6822 * function.c (thread_prologue_epilogue_insns):
6823 Call set_block_for_new_insns when emitting prologue directly.
6825 2001-07-30 Andreas Jaeger <aj@suse.de>
6827 * jump.c: Add prototype for mark_modified_reg.
6829 * cse.c (set_live_p): Add unused attribute.
6831 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6833 (scan_for_source_files): Use long for count to avoid overflow.
6834 (output_data): Likewise.
6835 (output_data): Don't use string concatatenation to silence gcc
6838 * predict.c: Fix typos and grammar.
6840 * gcse.c (insert_insn_end_bb): Remove unused variables.
6842 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6844 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6845 (attempt_auto_inc): LIkewise.
6846 (mark_used_reg): Likewise.
6847 (try_pre_increment_1): Likewise.
6848 * regclass.c (regclass): Likewise.
6849 * global.c (allocno_compare): Update comment; change scaling factor.
6850 * local-alloc.c (QTY_CMP_PRI): Likewise.
6851 * regs.h (REG_FREQ_FROM_BB): New.
6852 (REG_FREQ_MAX): Likewise.
6854 2001-07-30 H.J. Lu <hjl@gnu.org>
6856 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6859 2001-07-30 H.J. Lu (hjl@gnu.org)
6861 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6862 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6863 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6865 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6867 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6868 as -mthumb-interwork when -mcpu=arm7 is specified.
6870 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6872 * predict.def (noreturn, loop branch, loop exit): Mark as first
6875 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6877 * combine.c (try_combine): Avoid barrier after noop jumps.
6879 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6881 * cpphash.h (struct cpp_reader): Remove import_warning.
6882 * cpplib.c (skip_rest_of_line): Don't bother turning off
6884 (parse_include): Move include handling to...
6885 (do_include_common): ... here. Move import warning from...
6886 (do_import): ... here.
6887 (do_pragma_poison): Don't do a callback for poison identifiers.
6888 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6889 * cppmain.c (setup_callbacks): Similarly.
6891 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6893 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6894 handle multiple sets.
6895 * except.c (sjlj_mark_call_sites): .... here.
6896 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6898 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6900 Suggested by Richard Henderson and Richard Kenner:
6901 * combine.c (recog_for_combine): Use the fake recog
6902 only if instruction does not match.
6903 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6904 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6906 * combine.c (try_combine): Discover noop jump as direct jump.
6908 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6910 * df.c (df_rd_global_compute): Add successors to worklist, not
6912 (df_ru_global_compute): Ditto.
6914 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6916 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6917 increment REG_N_SETS.
6919 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6921 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6923 * sbitmap.c (sbitmap_a_xor_b): New function.
6924 ifdef the basic block stuff on IN_GCC.
6926 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6928 * cppexp.c (parse_defined): Always record the macro name.
6929 (lex): Don't worry about identifiers, or special-case
6931 (_cpp_parse_expr): Figure out at the end of the routine
6932 whether we saw a valid !defined() expression.
6933 * cppfiles.c (stack_include_file): Update for mi_valid.
6934 (_cpp_pop_file_buffer): Similarly.
6935 * cpplex.c (_cpp_lex_token): Similarly.
6936 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6937 mi_if_not_defined, mi_lexed): Remove.
6939 * cpplib.c (do_if): Simplify.
6940 (do_endif, push_conditional, _cpp_handle_directive): Update
6941 for renaming of mi_state to mi_valid.
6943 * cpp.texi: Add index entries for digraphs, and add comment
6944 that C++ refers to them as alternative tokens.
6946 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6948 * basic-block.h (CLEANUP_PRE_LOOP): New.
6949 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6950 * sibcall.c (optimize_sibling_calls): Likewise.
6951 * toplev.c (rest_of_compilation): Likewise.
6952 * flow.c (try_forward_edges): Take argument MODE;
6953 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6954 (try_optimize_cfg): Update call of try_forward_edges.
6956 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6957 Jan Hubicka <jh@suse.cz>
6959 * (validate_replace_rtx_1): Fix simplification of MINUS.
6961 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6963 PR preprocessor/3669
6964 * cppinit.c (init_dependency_output): Turn off dump requests
6965 if sending dependencies to stdout.
6967 2001-07-28 Richard Henderson <rth@redhat.com>
6969 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6972 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6974 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6976 2001-07-28 Kazu Hirata <kazu@hxi.com>
6978 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6979 is VAR_DECL first to prevent an ICE.
6981 2001-07-28 Richard Henderson <rth@redhat.com>
6983 * varasm.c (immed_real_const_1): Don't elide special cases for
6985 (clear_const_double_mem): Clear const_tiny_rtx too.
6987 2001-07-28 Richard Henderson <rth@redhat.com>
6989 * dwarf2out.c (dw_val_class_offset): New.
6990 (struct dw_ranges_struct, dw_ranges_ref): New.
6991 (ranges_table, ranges_table_allocated): New.
6992 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6993 (add_AT_offset, add_ranges, output_ranges): New.
6994 (print_die, output_die): Handle dw_val_class_offset.
6995 (attr_checksum, size_of_die, value_format): Likewise.
6996 (gen_lexical_block_die): Handle non-contiguous blocks.
6997 (gen_block_die): Likewise.
6998 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6999 if needed. Dump the ranges table.
7000 * final.c (final_start_function): Remove unnecessary notes and
7001 rebuild the block tree before numbering the blocks.
7002 * function.c (reorder_blocks_0): Walk the existing block tree
7003 to unmark all blocks.
7004 (reorder_blocks_1): Create block fragments when duplicate block
7006 (reorder_fix_fragments): New.
7007 (reorder_blocks): Call it.
7008 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7010 2001-07-28 Richard Henderson <rth@redhat.com>
7012 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7014 2001-07-28 Richard Henderson <rth@redhat.com>
7016 * flow.c (add_to_mem_set_list): New function.
7017 (init_propagate_block_info): Use it.
7018 (mark_set_1): Likewise.
7019 (insn_dead_p): Canonicalize memory address for dead store
7020 comparison. Allow wider mode stores to kill narrower mode stores.
7021 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7022 (invalidate_mems_from_set): Don't handle MEMs.
7024 2001-07-28 Kazu Hirata <kazu@hxi.com>
7026 * config/h8300/h8300.h: Fix formatting.
7028 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7030 * basic-block.h (EDGE_FREQUENCY): New macro.
7031 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7033 * flow.c (find_sub_basic_blocks): Likewise.
7034 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7035 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7037 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7038 (HITRATE): New macro.
7039 (PRED_FLAG_FIRST_MATCH): New constant.
7040 (predictor_info): New field flgags.
7041 (combine_predictions_for_insn): Use DS theory to combine
7042 probabilities; set the edge probabilities when finished.
7043 (estimate_probability): Avoid duplicated matches
7044 of LOOP_BRANCH heuristics for nested loops; update comment.
7045 * predict.def: Add flags for each prediction, set probabilities
7046 according to B&L paper.
7047 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7049 * profile.c (compute_branch_probabilities): Cleanup way the edge
7050 probabilities are computed and REG_BR_PROB notes are dropped; if
7051 values does not match, emit error.
7052 (init_branch_prob): Do error instead of warning when profile driven
7053 feedback is missing or corrupt.
7055 2001-07-27 DJ Delorie <dj@redhat.com>
7057 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7058 against a constant, try to adjust the compare to have the desired
7059 constant in it so that min/max optimizations happen more often.
7061 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7063 * flow.c (last_loop_beg_note): New function.
7064 (redirect_edge_and_branch): Use it.
7065 (split_edge): Likewise.
7067 * alias.c (loop_p): Avoid uninitialized memory access.
7069 * flow.c (try_forward_edges): Avoid accessing freed memory.
7071 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7074 2001-07-26 Andrew Haley <aph@redhat.com>
7075 Joern Rennecke <amylaar@redhat.com>
7077 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7078 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7079 (SUBTARGET_CPP_SPEC): New.
7081 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7082 (SUBTARGET_CPP_PTR_SPEC): New.
7083 (CPP_DEFAULT_CPU_SPEC): New.
7084 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7085 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7086 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7087 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7088 (SUBTARGET_CPP_SPEC): Define as an empty string.
7090 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7092 * doc/install.texi (Configuration): Properly link the host
7093 specific instructions also when generating HTML.
7095 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7097 * flow.c (redirect_edge_and_branch_force): Test
7098 target->global_live_at_start.
7100 2001-07-26 Richard Henderson <rth@redhat.com>
7102 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7103 * rtl.h (avoid_constant_pool_reference): Declare it.
7104 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7105 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7107 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7109 * rtl.h (cleanup_barriers): Declare.
7110 * jump.c (cleanup_barriers): New function.
7111 * toplev.c (rest_of_compilation): Call cleanup_barriers
7112 before loop optimizer and after bb_reorder.
7114 * flow.c (back_edge_of_syntactic_loop_p): New.
7115 (split_edge): Use it.
7117 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7119 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7121 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7123 * cse.c (cse_process_notes): Replace any registers if the address
7126 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7128 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7129 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7130 (propagate_block): Update prototype.
7131 * flow.c (update_life_info): Simplify the CFG and
7132 recalculate the global regs which are alive when
7133 removing dead code during a global update.
7134 (propagate_block): Return non-zero if an INSN is
7137 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7139 * Makefile.in (LIBICONV): Define.
7141 2001-07-26 Catherine Moore <clm@redhat.com>
7143 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7144 of conditional to avoid tree checking errors.
7146 2001-07-26 Kazu Hirata <kazu@hxi.com>
7148 * regmove.c (regmove_optimize): Don't replace a reg with
7149 another reg of a different mode.
7151 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7153 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7154 limit length of dependancy flush list.
7155 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7156 * sched-int.h (struct deps): Add pending_flush_length field.
7157 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7158 has 1 element in it.
7159 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7160 (sched_analyze): After a jump, if the pending memory flush list is too
7161 large, flush the pending lists.
7162 (init_deps): Initialize pending_flush_length to 0.
7163 * doc/invoke.texi (max_pending_list_length): Document parameter.
7165 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7167 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7168 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7169 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7171 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7173 * cpphash.h (struct_lexer_state): Delete was_skipping.
7174 Move skipping here from struct cpp_reader.
7175 * cpplex.c (parse_identifier): Update.
7176 (_cpp_lex_token): Don't skip tokens in a directive.
7177 * cpplib.c (struct if_stack): Update.
7178 (start_directive, end_directive): Don't change skipping state.
7179 (_cpp_handle_directive): Update.
7180 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7181 (do_else, do_endif): Update; only check for excess tokens if not
7182 in a skipped conditional block.
7183 (push_conditional): Update for new struct if_stack.
7185 2001-07-26 Graham Stott <grahams@redhat.com>
7187 * function.c (locate_and_pad_parm): Also pad initial offset
7188 so that the total argument size also includes the padding.
7190 2001-07-26 Graham Stott <grahams@redhat.com>
7192 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7193 change XSTR to XTMPL.
7195 (process_one_cond_exec): Likewise
7197 2001-07-25 Richard Henderson <rth@redhat.com>
7199 * varasm.c (assemble_variable): Create DECL_RTL before setting
7202 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7204 * predict.c (estimate_probability): Avoid duplicated predictions.
7206 * loop.c (find_and_verify_loops): Grok multiple barriers.
7208 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7210 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7212 * dbxout.c: Consistently use putc instead of fputc.
7213 (print_wide_int): New function; call instead of direct fprintf.
7214 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7215 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7216 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7217 (print_int_cst_octal): Likewise.
7218 (print_octal): Show we wrote characters.
7219 (dbxout_type): Set have_used_extensions in more places.
7221 2001-07-25 Catherine Moore <clm@redhat.com>
7223 * config/v850/v850.c (v850_va_arg): Use addr
7224 instead of valist to build incr.
7226 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7228 * flow.c (delete_dead_jumptables): New function.
7229 (life_analyzis): Call it.
7230 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7233 2001-07-25 Richard Henderson <rth@redhat.com>
7235 * except.c (reachable_handlers): Handle a region being removed
7236 out from under a RESX.
7238 2001-07-25 Richard Henderson <rth@redhat.com>
7240 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7241 swap GE/GT if it is an fp comparison.
7243 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7245 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7248 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7250 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7251 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7254 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7256 (visit_expression): When attempting to simplify an expression,
7257 retrieve any modes for arguments before they are simplified
7260 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7261 Janis Johnson <janis@us.ibm.com>
7263 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7264 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7265 pointer parameters to match documented usage of nonlocal_goto.
7266 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7267 parameters to their correct order.
7268 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7269 parameters to their correct order.
7271 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7273 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7275 2001-07-25 Jan Hubicka <jh@suse.cz>
7276 Richard Henderson <rth@redhat.com>
7278 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7280 (make_edges): New argument update_p; populate the edge cache if set.
7281 (find_basic_blocks): Update make_edges invocation.
7283 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7285 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7287 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7289 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7290 -Acpu and -Amachine.h.
7291 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7292 Corrected header to say ELF not a.out.
7293 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7294 when given -msoft-float.
7296 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7298 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7299 extra multilib parts like arm-elf.
7300 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7301 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7302 crtfini.o as extra multilib parts.
7304 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7306 * configure.in: Add rtems as a supported thread model.
7307 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7308 * configure: Rebuilt.
7310 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7312 * stor-layout.c (get_mode_alignment): make it work when
7313 BITS_PER_UNIT is not a power of two.
7314 * builtins.c (get_pointer_alignment): Likewise.
7316 2001-07-24 Richard Henderson <rth@redhat.com>
7318 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7319 the retrieved constant into the expected mode.
7321 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7323 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7324 (verify_flow_info): Check for duplicated edges; clarify
7327 * flow.c (block_label): Update basic_block_for_insn.
7328 (commit_edge_insertions): Call compute_bb_for_insn.
7330 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7333 * flow.c (redirect_edge_and_branch,
7334 try_optimize_cfg): Use redirect_edge_succ_nodup
7335 (redirect_edge_succ_nodup): New.
7336 * basic_block.h (redirect_edge_succ_nodup): Declare.
7338 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7341 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7343 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7344 (try_crossjump_to_edge): Update commetns.
7345 (try_crossjump_bb): Likewise.
7347 2001-07-24 Richard Henderson <rth@redhat.com>
7349 * combine.c (distribute_notes): Move set of need_refresh
7350 for noop_move_p down to catch all cases.
7352 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7354 * recog.c (split_all_insns_noflow): New.
7355 * rtl.h (split_all_insns_noflow): Declare.
7356 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7357 * m68hc11.c (m68hc11_reorg): Likewise.
7358 * sh.c (machine_dependent_reorg): Likewise.
7359 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7362 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7364 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7365 (ashlsi3_n splitter): Likewise.
7366 (lshrsi3_n splitter): Likewise.
7368 (GOTaddr2picreg): Make const SImode.
7369 (sym_label2reg): Likewise.
7370 (symGOT2reg): Likewise.
7371 (symGOTOFF2reg) Likewise.
7373 (casesi_worker_0): Make unspec SImode.
7375 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7377 * config/sh/sh.c (barrier_align): Check that an operand really is
7378 an insn before extracting its INSN_CODE.
7380 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7382 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7385 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7386 for SImode to prevent overflow.
7388 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7390 * config/mips/irix6-libc-compat.c: New file.
7391 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7392 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7395 2001-07-24 lars brinkhoff <lars@nocrew.org>
7397 * rtl.texi (REG_POINTER): Document.
7398 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7399 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7401 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7403 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7405 2001-07-23 Richard Henderson <rth@redhat.com>
7407 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7409 2001-07-23 Kazu Hirata <kazu@hxi.com>
7411 * config/h8300/h8300-protos.h: Add a prototype for
7412 general_operand_dst_push.
7413 * config/h8300/h8300.c (general_operand_dst_push): New.
7414 * config/h8300/h8300.h (OK_FOR_T): New.
7415 (EXTRA_CONSTRAINT): Use it.
7416 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7417 the existing movqi pattern.
7418 (movhi_push): Likewise.
7420 * reload.c: Fix comment typos.
7422 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7424 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7426 2001-07-23 H.J. Lu (hjl@gnu.org)
7428 * doc/extend.texi: Update __builtin_return_address and
7429 __builtin_frame_address.
7431 2001-07-23 Richard Henderson <rth@redhat.com>
7433 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7435 * config/i386/i386.md: New setcc+movzbl peephole2.
7437 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7439 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7440 * objc/objc-act.c: Include debug.h.
7441 (synth_module_prologue): Save and restore debug hooks too.
7443 2001-07-23 lars brinkhoff <lars@nocrew.org>
7445 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7446 and C4X_FLOAT_FORMAT.
7447 (BOOL_TYPE_SIZE): Document.
7449 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7451 * unroll.c (loop_iterations): Fix miscalculation of initial
7454 2001-07-13 Andrew Haley <aph@redhat.com>
7456 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7457 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7458 * config/sh/sh.c (sh_can_redirect_branch): New function.
7459 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7460 * reorg.c (steal_delay_list_from_target): Use
7461 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7463 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7465 * flow.c (try_simplify_condjump): Unlink insn chain on
7466 fallthru edge; use can_fallthru.
7468 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7470 * basic-block.h (find_sub_basic_block): Declare.
7471 * flow.c (make_edges): New arguments MIN and MAX;
7472 (find_sub_basic_blocks): Revamp to use make_edges
7473 and purge_dead_edges.
7474 (find_basic_blocks): Update call of find_sub_basic_block.
7476 * recog.c (split_all_insns): Always expect CFG to be consistent;
7477 call find_sub_basic_blocks in case something has changed.
7478 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7481 * basic-block.h (delete_noop_moves): Declare.
7482 * combine.c (combine_instructions): Call it.
7483 (recog_for_combine): Tolerate noop moves
7484 (distribute_notes): Force refresh when register dies at noop move.
7485 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7487 (life_analysis): Update delete_noop_moves call.
7488 (set_noop_p): Move too ...
7489 * rtlanal.c (noop_move_p): ... here.
7490 * rtl.h (noop_move_p): Declare.
7492 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7493 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7495 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7496 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7498 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7500 * reload.c (push_reload): Fix typo in comment.
7501 (find_reloads_address): Ditto.
7502 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7504 2001-07-22 Richard Henderson <rth@redhat.com>
7506 * flow.c: Grammar check and clarify a lot of comments.
7507 (try_simplify_condjump): Rename variables to be clearer.
7508 (try_forward_edges): Skip complex and fallthru edges.
7509 Rearrange tests to avoid duplicate checks.
7510 (flow_find_cross_jump): Likewise.
7511 (outgoing_edges_match): Allow match if neither branch has
7512 probability data. Loosen probability match to 5%.
7513 (try_crossjump_to_edge): Hoist repeated indirection into
7515 (try_crossjump_bb): Don't check complex edges. Eliminate
7516 redundant crossjump tests.
7517 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7518 checks before more expensive checks.
7520 2001-07-22 Richard Henderson <rth@redhat.com>
7522 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7523 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7526 2001-07-22 Richard Henderson <rth@redhat.com>
7528 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7529 (const_sint32_operand): Likewise.
7530 * m68k.md (anon mulsi pattern): Use const_int_operand not
7531 const_sint32_operand.
7532 (umulsi3_highpart): Zero extend a constant input.
7533 (smulsi3_highpart): Don't bother checking SImode constant.
7534 (const_umulsi3_highpart): Give op3 DImode.
7535 (const_smulsi3_highpart): Likewise.
7537 2001-07-22 Richard Henderson <rth@redhat.com>
7539 * flow.c (split_block): Make sure bb_note is included in the
7540 new block when splitting before a label.
7542 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7544 * basic-block.h (redirect_edge_and_branch_force,
7545 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7546 * flow.c (redirect_edge_and_branch_force,
7547 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7548 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7549 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7550 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7551 instead of label; update CFG after transformation.
7552 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7553 for finishing the transformation; handle even case where ELSE
7554 does not follow THEN.
7555 (find_if_case_2): Update call of dead_or_predictable; simplify
7558 * emit-rtl.c (split_branch_probability): New global variable.
7559 (try_split): Take care to set split_branch_probability and
7560 create REG_BR_PROB note for new jump insns.
7561 * md.texi (define_split): Document new feature.
7563 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7565 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7567 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7568 (asm_out_file): Remove redundant declaration.
7569 (assemble_asm): Remove old #if 0 block.
7570 (assemble_variable): Remove end of function; debug output is
7571 now handled with global_decl. Remove old #if 0 block. Update.
7572 Remove saved_in_section and associated no-op code.
7573 * Makefile.in (varasm.o): Correct dependencies.
7575 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7577 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7578 the definition in defaults.h.
7580 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7582 * jump.c: Update comments.
7583 (delete_barrier_successors, delete_unreferenced_labels,
7584 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7585 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7586 jump_optimize, jump_optimize_minimal): Kill.
7587 (rebuild_jump_labels): Move code from jump_optimize_1.
7588 (purge_line_number_notes): Likewise.
7589 (copy_loop_headers): Likewise.
7590 * reg-stack.c: Update comment.
7592 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7593 JUMP_AFTER_REGSCAN): Kill.
7594 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7595 purge_line_number_notes and copy_loop_headers.
7597 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7598 Richard Henderson <rth@redhat.com>
7600 * dbxout.c (dbxout_global_decl): New.
7601 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7602 * sdbout.c (sdbout_finish): New.
7603 (sdbout_debug_hooks): Use it, add comments.
7604 (sdbout_global_decl): Defer initialised public vars to
7606 * varasm.c (assemble_variable): Don't output debug information
7607 for file-scope variables.
7609 2001-07-22 Richard Henderson <rth@redhat.com>
7611 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7612 (get_round_mode_suffix): New.
7613 (print_operand): Use them for [/]. Remove support for [&'`()+].
7614 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7615 * config/alpha/alpha.md (attr round_suffix): New.
7616 (attr trap_suffix): New.
7617 (all insns): Set them appropriately. Use %/ instead of the
7620 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7622 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7624 2001-07-22 Richard Henderson <rth@redhat.com>
7626 * regrename.c (regrename_optimize): Compute nregs for each
7627 potential target register.
7629 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7630 Richard Henderson <rth@redhat.com>
7632 * dbxout.c (dbxout_global_decl): New.
7633 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7634 * sdbout.c (sdbout_finish): New.
7635 (sdbout_debug_hooks): Use it, add comments.
7636 (sdbout_global_decl): Defer initialised public vars to
7638 * varasm.c (assemble_variable): Don't output debug information
7639 for file-scope variables.
7641 2001-07-21 H.J. Lu (hjl@gnu.org)
7643 * config/mips/mips.c (mips_cpu): Moved into ...
7644 (override_options): Here.
7646 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7648 (mips_cpu): Removed.
7650 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7652 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7653 ("iorqi3"): Likewise.
7654 ("xorqi3"): Likewise.
7655 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7656 ("*subhi3_sp): Likewise.
7657 ("*subhi3"): Likewise.
7658 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7661 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7663 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7664 * config/freebsd.h: Likewise.
7665 * config/linux.h: Likewise.
7666 * config/openbsd.h: Likewise.
7667 * config/alpha/linux-elf.h: Likewise.
7668 * config/arm/linux-elf.h: Likewise.
7669 * config/d30v/d30v.h: Likewise.
7670 * config/fr30/fr30.h: Likewise.
7671 * config/ia64/aix.h: Likewise.
7672 * config/ia64/ia64.h: Likewise.
7673 * config/mips/linux.h: Likewise.
7674 * config/pj/pj.h: Likewise.
7675 * config/rs6000/linux.h: Likewise.
7676 * config/sparc/linux.h: Likewise.
7677 * config/sparc/linux64.h: Likewise.
7679 2001-07-20 Bruce Korb <bkorb@gnu.org>
7681 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7682 because getc() and char* may disagree on signedness.
7684 2001-07-20 Richard Henderson <rth@redhat.com>
7686 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7688 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7689 insns to delete in the presence of cc0 in a jump insn.
7691 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7692 Jan Hubicka <jh@suse.cz>
7694 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7695 of doing the change by hand.
7697 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7699 * rtlanal.c (set_noop_p): Return true for noop jumps.
7701 * expr.c (emit_single_push_insn): Add call to push expander.
7702 * expr.h (optab_index): Add OTI_push
7703 (push_optab): New constant.
7704 * genopinit.c (optabs): Add push_optab.
7705 * optabs.c (init_optab): Init push optab.
7706 * md.texi (push??1): Document
7708 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7710 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7711 expand to emit the pattern; put a REG_INC note for push/pop
7713 ("movdf", "movdf_internal"): Likewise.
7714 ("movsi", "movsi_internal"): Likewise.
7715 ("movsf", "movsf_internal"): Likewise.
7716 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7718 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7720 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7723 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7725 * params.def: Change default max inline insns to 100.
7727 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7729 * combine.c (combine_simplify_rtx): Generate a new shift operation
7730 when simplifying the first operand of a (neg (ashift)) expression.
7732 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7734 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7736 2001-07-20 Kelley Cook <kelley.cook@home.com>
7738 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7739 information. Move rest into ...
7740 (*-*-solaris): ... here. Eliminate redundant information and
7741 reword necessary packages section. Delete 4.x assembler bug info.
7742 (sparc-sun-*): Merge into ...
7743 (sparc-sun-sunos*): here.
7745 2001-07-20 Catherine Moore <clm@redhat.com>
7747 * config/v850/v850.md (casesi): Generate LABEL_REF
7750 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7752 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7753 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7754 * i386.md (strclrsi expander): Use it.
7756 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7758 * integrate.c (copy_insn_list): handle
7759 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7760 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7761 identically as to CODE_LABEL.
7763 * fold-const (fold): Convert A/B/C to A/(B*C) and
7766 * except.c (connect_post_landing_pads): Delete the RESX insns.
7768 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7770 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7772 * config/mips/mips.md (nmadd/nmsub): Use macro.
7774 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7776 * cppinit.c (remove_dup_dir): Make static.
7777 (remove_dup_dirs): Make static. Only warn about preempting a
7778 system directory with a non-system directory.
7780 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7782 * ifcvt.c (noce_try_store_flag_constants): Correct order
7783 of parameters to trunc_int_for_mode.
7785 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7787 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7788 an exception that will be caught within this function, do not fill
7789 its delay slot with any subsequent instruction.
7791 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7793 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7794 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7795 pointer extension instruction.
7796 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7797 * simplify-rtx.c (simplify_unary_operation) Likewise.
7798 * explow.c (convert_memory_address) Check value of
7799 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7801 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7802 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7803 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7804 Add Multilib Support.
7805 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7806 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7807 Add Multilib Support.
7808 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7810 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7811 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7812 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7814 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7816 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7817 old and new operands in `<', `3' and `b'.
7819 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7821 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7822 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7823 (toplev.o): Don't depend on xcoffout.h.
7824 * c-decl.c: Include debug.h
7825 (duplicate_decls): Use debug hook.
7826 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7827 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7828 (dbxout_types): Remove.
7829 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7830 * debug.c (do_nothing_debug_hooks): Update.
7831 (debug_true_tree, debug_nothing_rtx): New.
7832 * debug.h (struct rtx_def): New.
7833 (struct gcc_debug_hooks): New hooks ignore_block,
7834 outlining_inline_function and label.
7835 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7836 dwarf2out_frame_finish): New.
7837 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7838 Make static, update prototype.
7839 (dwarf2_debug_hooks): Update.
7840 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7841 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7842 * dwarfout.c (dwarf_debug_hooks): Update.
7843 * emit-rtl.c: Include debug.h.
7844 (remove_unnecessary_notes): Use debug hook.
7845 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7846 (final_scan_insn): Use debug hook.
7847 * integrate.c (output_inline_function): Use debug hook.
7848 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7849 (sdb_debug_hooks): Update.
7850 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7851 * toplev.c: Don't include xcoffout.h.
7852 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7853 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7855 * tree.h (dwarf2out_do_frame): Remove.
7857 2001-07-19 Catherine Moore <clm@cygnus.com>
7859 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7861 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7863 * reload1.c (eliminate_regs_in_insn): When updating a set
7864 to the frame pointer to the hardware frame pointer, perform
7865 the update always not just when REPLACE is set.
7867 * reload1.c (choose_reload_regs): Don't inherit a reload
7868 that crosses multiple registers if registers past the first
7869 don't fit in the desired class.
7871 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7872 when negating constants.
7874 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7876 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7877 * doc/tree.texi: Ditto.
7879 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7880 Jakub Jelinek <jakub@redhat.com>
7882 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7883 (extract_cie_info): Handle "eh" augmentation properly,
7885 (struct frame_state, __frame_state_for): New.
7887 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7889 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7890 HANDLE_SYSV_PRAGMA): Define.
7891 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7893 (copy_object): Caller changed.
7895 2001-07-19 Andreas Schwab <schwab@suse.de>
7897 * configure.in (assembler dwarf2 debug_line support): Define nop
7899 * configure: Regenerated.
7901 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7903 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7905 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7906 to conditionally compiled block.
7907 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7908 * dbxout.h (dbxout_function): Remove.
7909 * debug.c (do_nothing_debug_hooks): Update.
7910 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7911 global_decl, deferred_inline_function.
7912 * dwarf2out.c (dwarf2_debug_hooks): Update.
7913 (dwarf2out_global_decl): New.
7914 * dwarfout.c: Don't include dwarfout.h.
7915 (dwarfout_global_decl, dwarfout_function_decl,
7916 dwarfout_deferred_inline_function): New.
7917 (dwarf_debug_hooks): Update.
7918 * dwarfout.h: Remove.
7919 * final.c: Don't include dwarfout.h.
7920 * sdbout.c (sdbout_global_decl): New.
7921 (sdbout_debug_hooks): Update.
7922 * toplev.c: Don't include dwarfout.h.
7923 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7924 (note_deferral_of_defined_inline_function): Remove.
7925 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7926 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7927 * ch/lex.c: Don't include dwarfout.h.
7928 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7929 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7930 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7931 * cp/optimize.c: Include debug.h.
7932 (maybe_clone_body): Use debug hook.
7933 * cp/semantics.c: Include debug.h.
7934 (expand_body): Use debug hook.
7935 * po/POTFILES.in: Remove dwarfout.h.
7937 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7939 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7940 * c-parse.in (yyerror, _yylex): Similarly.
7941 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7942 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7944 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7945 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7947 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7949 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7950 in-class declaration at -g1. Fixes c++/2814.
7952 2001-07-18 Richard Henderson <rth@redhat.com>
7954 * doc/md.texi (reload_in/out): Document restrictions in predicates
7955 and constraints for these patterns. Document empty string matching
7958 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7960 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7962 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7964 * cse.c: Undo my previous patch.
7966 2001-07-18 Tom Tromey <tromey@redhat.com>
7969 * configure: Rebuilt.
7970 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7972 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7974 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7975 Jan Hubicka <jh@suse.cz>
7977 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7978 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7979 * jump.c (mark_jump_label): Do not forward branches.
7981 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7983 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7984 when return value is unused.
7986 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7988 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7990 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7992 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7993 on error. We can't blindly return the result of
7994 pthread_mutex_trylock because it returns a positive number on
7995 error, while we must return -1 on error.
7996 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7998 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8000 2001-07-18 Andreas Jaeger <aj@suse.de>
8002 * integrate.c (output_inline_function): Correct type of debug_hooks.
8004 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8006 * combine.c (combine_simplify_rtx): DIV can be treated
8007 associatively for floats if unsafe math optimisations are enabled.
8009 2001-07-17 Richard Henderson <rth@redhat.com>
8011 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8013 2001-07-17 Richard Henderson <rth@redhat.com>
8015 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8016 don't force the function address into a register.
8017 (expand_call, emit_library_call_value_1): Update callers.
8018 * builtins.c (expand_builtin_apply): Likewise.
8019 * expr.h (prepare_call_address): Update decl.
8021 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8023 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8025 * config/i386/chorus.h: Move up.
8026 * config/sparc/chorus.h: Likewise.
8027 * config/rs6000/chorus.h: Likewise.
8028 * config/chorus.h: Moved here.
8030 2001-07-17 Andreas Schwab <schwab@suse.de>
8032 * configure.in (assembler eh_frame optimization): Handle big
8034 * configure: Regenerated.
8036 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8038 * expr.c (epxand_expr): Convert divisions into multiplications by
8039 reciprocals if -ffast-math.
8041 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8043 * dbxout.c (dbxout_really_begin_function): Rename to
8044 dbxout_begin_function.
8045 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8046 (dbxout_begin_function): Remove.
8047 (dbxout_function): Update.
8048 (dbxout_source_line): Update prototype.
8049 * dbxout.h (dbxout_begin_function): Remove.
8050 * debug.c (do_nothing_debug_hooks): Update.
8051 (debug_nothing_tree): Update.
8052 (debug_nothing_charstar_rtx): Remove.
8053 * debug.h (union tree_node): Declare.
8054 (struct rtx_def): Remove.
8055 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8056 begin_function. Change source_line prototype.
8057 (debug_nothing_tree): New.
8058 (debug_nothing_charstar_rtx): Delete.
8059 (dwarf2out_begin_prologue): Moved from ...
8061 * dwarf2out.c (dwarf2_debug_hooks): Update.
8062 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8063 debug info, call dwarf2out_source_line.
8064 (dwarf2out_souce_line): Update prototype.
8065 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8066 Change prototype, make static.
8067 (dwarfout_source_line): Update prototype.
8068 (dwarf_debug_hooks): Update.
8069 * dwarfout.h (dwarfout_begin_function): Remove.
8070 * final.c (final_start_function, final_scan_insn): Use appropriate
8071 debug hooks, update to use notice_source_line.
8072 (output_source_line): Rename notice_source_line. Don't call the
8073 source_line debug hook.
8074 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8075 make static, update prototype.
8076 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8078 (sdbout_end_prologue): New.
8079 (sdbout_source_line): Update prototype.
8080 (sdbout_debug_hooks): Update.
8081 (sdbout_symbol): Remove unused var.
8082 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8084 * varasm.c: Include debug.h.
8085 (assemble_start_function): Use begin_function debug_hook.
8086 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8087 update with prototype.
8088 (xcoffout_source_line): Update prototype.
8089 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8091 (xcoffout_source_line): Update prototype.
8093 2001-07-17 Richard Henderson <rth@redhat.com>
8095 * c-typeck.c (build_binary_op): Do not shorten unsigned
8096 right shift after sign extension.
8098 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8100 * combine.c (combine_simplify_rtx): Attempt to simplify
8101 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8103 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8104 (simplify_binary_operation, simplify_unary_operation,
8105 simplify_relational_operation): Use it.
8107 * combine.c (combine_simplify_rtx): Don't do associative law
8108 on divisions; allow associative law on floats.
8110 2001-07-17 H.J. Lu <hjl@gnu.org>
8111 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8113 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8114 ASM_OUTPUT_WEAK_ALIAS are defined.
8115 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8116 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8118 * config/mips/iris5.h: ... here.
8119 (HANDLE_SYSV_PRAGMA): Defined as 1.
8120 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8121 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8124 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8126 * c-parse.in (all_prefix_attributes): New variable.
8127 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8128 (maybe_resetattrs): New production.
8129 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8130 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8131 notype_initdcl, nested_function, notype_nested_function,
8132 component_decl, components, components_notype,
8133 component_declarator, component_notype_declarator,
8134 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8135 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8136 after a comma being applied to more than one declarator.
8137 * doc/extend.texi (Attribute Syntax): Update. Remove
8138 documentation of bugs that are no longer present.
8140 2001-07-13 Eric Christopher <echristo@redhat.com>
8142 * config/mips/mips.h: Change TUNE_MIPS* options to use
8144 (EXTRA_SPECS): Add cc1_cpu_spec.
8145 * config/mips/mips.md (muldf3): Fix typo.
8147 2001-07-16 Richard Henderson <rth@redhat.com>
8149 * config/m68k/m68k.c: Include expr.h and reload.h.
8150 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8151 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8153 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8154 Richard Henderson <rth@redhat.com>
8156 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8157 (insn_live_p): Fix fall off end of function.
8158 (dead_libcall_p): Remove COUNTS argument; update callers.
8159 (delete_trivially_dead_insns): Remove unused variables.
8161 2001-07-17 Andreas Jaeger <aj@suse.de>
8163 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8166 * lcm.c (optimize_mode_switching): Avoid warning for unused
8167 variable if !NORMAL_MODE.
8169 * flow.c (try_crossjump_to_edge): Remove unused variable.
8171 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8173 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8174 atexit declaration in stdlib.h.
8176 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8178 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8180 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8182 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8183 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8184 do rebuild_jump_labels instead of jump_optimize
8185 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8186 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8187 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8189 * flow.c: Include timevar.h
8190 (find_basic_block): Push/pop timevar;
8191 (cleanup_cfg): Likewise.
8192 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8193 * Makefile: Add dependencies on timevar.h
8195 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8196 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8198 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8199 * toplev.c (rest_of_compilation): Update calls.
8200 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8201 (delete_trivially_dead_insns): ... here; accept new argument
8202 preserve_basic_blocks; preserve basic blocks if set.
8204 * reg-stack.c (stack_regs_mentioned): Return 0 if
8205 stack_regs_mentioned_data is not initialized.
8206 (reg_to_stack): Make stack_regs_mentioned survive after the
8207 reg-stack is completted; do not call cleanup_cfg.
8208 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8209 make cleanup_cfg after bb-reorder to output to debug file.
8211 2001-07-16 Richard Henderson <rth@redhat.com>
8213 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8214 from int_reg_class_contents.
8216 2001-07-16 Richard Henderson <rth@redhat.com>
8218 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8219 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8220 (init_reg_sets_1): Move initialization from cse_main.
8221 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8222 (cse_main): Move its initialization also.
8223 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8224 * flow.c (propagate_one_insn): Likewise.
8225 * gcse.c (compute_hash_table): Likewise.
8226 (compute_kill_rd, compute_store_table): Likewise.
8227 * sched-deps.c (sched_analyze_1): Likewise.
8229 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8231 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8234 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8236 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8237 in if statement so we don't access undefined memory.
8239 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8241 * gcse.c: Update comment at top.
8242 Update comment on mem handling.
8243 mem_last_set, mem_first_set, mem_set_in_block: gone.
8244 Declaration of reg_set_info: gone.
8245 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8246 pointless with load_killed_in_block_p (they are *more*
8247 conservative then it, not less, and less accurate).
8248 (oprs_not_set_p): Ditto.
8249 (alloc_gcse_mem): Don't allocate mem_set_in_block
8250 (free_gcse_mem): Don't free it, either.
8251 (record_last_mem_set_info): Update comment in front, remove
8252 mem_*set_* stuff. Note the reason we don't handle stores directly
8254 (compute_hash_table): Update comments to reflect reality. Remove
8255 mem_*set_* references.
8256 (reset_opr_set_tables): Remove mem_*set_* references.
8258 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8259 (mark_clobber): Ditto (on both parts, we double set here too).
8260 (expr_killed_p): Remove mem_set_in_block test.
8261 (compute_transp): Remove mem_set_in_block test.
8263 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8264 of edge, and removal of phi alternative to dump file.
8265 (ssa_ccp_substitute_constants): Add note about register now being
8266 constant, and which uses were replaced in what insns to dump file.
8268 2001-07-16 Andreas Jaeger <aj@suse.de>
8270 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8271 variables of type HOST_WIDEST_INT.
8273 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8274 (__bb_exit_func): Correct type of count_max to avoid overflow.
8275 (num_digits): Handle long long argument.
8277 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8279 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8281 * output.h (sdb_begin_function_line): Restore as an extern
8283 * sdbout.c (sdb_begin_function_line): Make extern.
8285 2001-07-15 Richard Henderson <rth@redhat.com>
8287 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8288 * genrecog.c (maybe_both_true_mode): New.
8289 (maybe_both_true_2): Use it.
8290 (write_switch): Don't put Pmode in a switch.
8291 * rtl.c (mode arrays): Don't explicitly size them.
8293 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8295 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8296 handling; move unconditional splitting before mode switching.
8298 * i386.md (type): Add fistp type.
8299 (i387, length_attr, scheduling definitions): Handle this type.
8300 (fix_trunc?f?i2): Revamp to use mode switching.
8301 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8302 * i386.h (fp_cw_mode): New enum
8303 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8304 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8306 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8308 * Makefile.in (integrate.o): Add debug.h.
8309 * integrate.c (debug.h): Add.
8310 (output_inline_function): Save, reset, and restore debug_hooks.
8312 2001-07-15 Richard Henderson <rth@redhat.com>
8314 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8315 instead of COMPARE for the EQUIV expression.
8317 2001-07-15 Richard Henderson <rth@redhat.com>
8319 * flow.c (redirect_edge_and_branch_force): Initialize
8320 global_live_at_start and global_live_at_end.
8321 (allocate_bb_life_data): Export.
8322 * basic-block.h (allocate_bb_life_data): Declare.
8323 * toplev.c (rest_of_compilation): Call it.
8325 2001-07-15 Richard Henderson <rth@redhat.com>
8327 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8328 (alpha_tablejump_best_label): New.
8329 * config/alpha/alpha-protos.h: Declare them.
8330 * config/alpha/alpha.md: Use braced strings for code blocks.
8331 (tablejump_osf): Break out add with r29.
8332 (tablejump_osf_internal): Remove.
8333 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8334 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8336 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8338 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8341 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8343 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8344 (ix86_fp_jump_nontrivial_p): New.
8345 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8346 use ix86_fp_jump_nontrivial_p.
8347 * i386.c (ix86_fp_jump_nontrivial_p): New.
8348 (ix86_split_fp_branch): Accept code instead of rtx.
8349 (ix86_expand_compare): Expand comparison early in case
8350 doing so is resonably cheap.
8352 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8354 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8356 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8357 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8359 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8361 * dbxout.c (dbxout_source_line): Make static, update prototype.
8362 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8363 (dbxout_init, dbxout_finish, dbxout_source_line,
8364 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8365 * dbxout.h (dbxout_source_line): Delete.
8366 * debug.c (debug_nothing_file, debug_nothing_file_int,
8367 debug_nothing_file_charstar_rtx): New.
8368 (do_nothing_debug_hooks): Update.
8369 (debug_nothing_void, debug_nothing_charstar_rtx,
8370 dwarf2out_end_epilogue): New.
8371 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8372 * debug.h (struct rtx_def): Declare.
8373 (gcc_debug_hooks): New hooks source_line, end_epilogue
8375 (debug_nothing_void, debug_nothing_charstar_rtx,
8376 dwarf2out_end_epilogue): New.
8377 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8378 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8379 (dwarf2_debug_hooks): Update.
8380 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8381 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8382 * dwarf2out.h (dwarf2out_source_line): Remove.
8383 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8384 Make static, update prototype.
8385 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8386 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8387 (dwarf_debug_hooks): Update.
8388 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8389 dwarfout_end_function): Remove.
8390 * final.c (profile_function): Use debug hooks for ending functions
8392 (output_source_line, final_end_function): Update prototype,
8394 (final_start_function, final_scan_insn): Update.
8395 * output.h (sdb_begin_function_line): Remove.
8396 (final_end_function): Update prototype.
8397 * sdbout.c (sdb_begin_function_line): Make static.
8398 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8399 (sdbout_source_line): New.
8400 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8402 (sdb_debug_hooks): Update.
8403 (sdbout_init, sdbout_source_line,
8404 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8405 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8406 * toplev.c (compile_file, rest_of_compilation): Update.
8407 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8408 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8409 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8410 Update for prototype changes.
8411 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8412 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8414 2001-07-15 Richard Henderson <rth@redhat.com>
8416 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8417 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8418 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8419 * config/alpha/alpha.c: Likewise.
8420 * config/alpha/alpha.md: Likewise.
8421 * config/alpha/alpha32.h: Likewise.
8422 * config/alpha/vms.h: Likewise.
8425 2001-07-14 Richard Henderson <rth@redhat.com>
8427 * config/alpha/alpha.md: Use define_constants for unspec values.
8428 Substitute throughout.
8430 2001-07-14 Tim Josling <tej@melbpc.org.au>
8432 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8434 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8436 * pa.md: Remove unused constraints from define_split's.
8438 2001-04-14 Richard Henderson <rth@redhat.com>
8440 * ifcvt.c (find_cond_trap): Test for exit block.
8442 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8444 Re-install recently reverted patch.
8445 * emit-rtl.c (try_split): Update mark_jump_label call.
8446 * flow.c (find_sub_basic_blocks): Likewise.
8447 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8449 (mark_all_labels): Kill second parameter.
8450 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8451 (rebuild_jump_labels, jump_optimize_minimal): Update call
8453 (jump_optimize_1): Kill crossjumping code.
8454 (mark_jump_label): Kill cross_jump parameter.
8455 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8456 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8457 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8459 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8461 (dump_file_info): Likewise.
8462 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8463 reorganize passes to do reg-stack first, bb-reorder second.
8464 * invoke.texi (-d letters doc): Remove the jump2 pass.
8466 2001-07-14 Richard Henderson <rth@redhat.com>
8468 * ifcvt.c (find_cond_trap): New.
8469 (find_if_header): Call it.
8470 (merge_if_block): Relax existing jump sanity check.
8471 * jump.c (jump_optimize_1): Remove conditional trap handling.
8473 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8475 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8477 (insn_refs_are_delayed): Correct comment.
8478 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8479 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8480 instead of r31. Make associated insn !TARGET_64BIT, and
8481 provide an additional 64-bit insn that clobbers r2.
8483 (udivsi3): Likewise.
8485 (umodsi3): Likewise.
8487 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8489 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8491 * flow.c (redirect_edge_and_branch_force, split_edge,
8492 try_crossjump_to_edge): Use set_block_for_new_insns.
8493 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8495 2001-07-13 H.J. Lu (hjl@gnu.org)
8497 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8500 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8502 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8504 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8506 * c-common.c (decl_attributes): Take a pointer to the node to
8507 which attributes are to be attached, and a flags argument.
8508 * c-common.h (enum attribute_flags): New.
8509 (decl_attributes): Update prototype.
8510 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8511 finish_enum, start_function): Update calls to decl_attributes.
8512 * c-parse.in (component_declarator, component_notype_declarator,
8513 label): Update calls to decl_attributes.
8515 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8517 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8518 * config/avr/avr.c (legitimate_address_p): Return value changed
8519 from letter to register classes. For better debugging.
8521 2001-07-13 Kazu Hirata <kazu@hxi.com>
8523 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8525 2001-07-13 H.J. Lu (hjl@gnu.org)
8527 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8529 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8531 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8532 correctly for shared configurations.
8533 * config/t-libgcc-pic: New.
8534 * config/{i386,m68k,sparc}/t-openbsd: New.
8535 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8536 Support -shared. Support debugging libraries with -g.
8537 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8538 frame information does not emit pointer diffs.
8539 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8542 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8544 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8546 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8548 * combine.c (try_combine): Ensure const_int pow2 is positive.
8550 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8552 * config.gcc: Add configuration for s/390.
8553 * config/s390/s390.c: New. Subroutines for code generation.
8554 * config/s390/s390.h: New. Definitions for s/390.
8555 * config/s390/s390-protos.h: New. Prototypes.
8556 * config/s390/linux.h: New. Definitions for linux for s/390.
8557 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8558 * config/s390/t-linux: New. Makefile fragment.
8559 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8560 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8562 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8564 * emit-rtl.c (try_split): Update mark_jump_label call.
8565 * flow.c (find_sub_basic_blocks): Likewise.
8566 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8568 (mark_all_labels): Kill second parameter.
8569 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8570 (rebuild_jump_labels, jump_optimize_minimal): Update call
8572 (jump_optimize_1): Kill crossjumping code.
8573 (mark_jump_label): Kill cross_jump parameter.
8574 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8575 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8576 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8578 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8580 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8581 reorganize passes to do reg-stack first, bb-reorder second.
8582 * invoke.texi (-d letters doc): Remove the jump2 pass.
8584 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8586 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8588 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8590 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8592 (verify_flow_info): Make diagnostics prettier.
8594 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8596 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8598 * flow.c (outgoing_edges_match): Return early if condition reversal
8601 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8603 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8604 (mips_move_2words): When splitting a move into two instructions,
8605 prefix the second address operand with '%D'.
8607 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8609 * Makefile.in (final.o): Depend on debug.h.
8610 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8611 (dbx_debug_hooks): Add new hooks.
8612 (xcoff_debug_hooks): New.
8613 * debug.c (debug_nothing_file_int_int): New.
8614 (do_nothing_debug_hooks): Update.
8615 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8616 (debug_nothing_file_int_int): New.
8617 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8618 static, update prototype.
8619 (dwarf2_debug_hooks): Update.
8620 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8621 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8622 static, update prototype.
8623 (dwarf_debug_hooks): Update.
8624 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8625 * final.c: Include debug.h.
8626 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8627 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8628 static, update prototype.
8629 (sdb_debug_hooks): Update.
8630 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8631 * toplev.c: Distinguish between xcoff and dbx.
8633 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8634 Call all debug hooks, not just dwarf ones.
8636 2001-07-11 Timothy Wall <twall@redhat.com>
8638 * config.gcc: Add configuration for AIX5/IA64.
8639 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8640 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8641 support prefix/suffix code.
8642 * config/ia64/t-aix: New. Makefile fragment.
8643 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8645 2001-07-11 Kazu Hirata <kazu@hxi.com>
8647 * recog.c (validate_change): Fix a comment typo.
8649 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8651 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8652 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8654 * dbxout.c (dbx_debug_hooks): Add new hooks.
8655 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8657 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8659 * dbxout.h (dbxout_start_new_source_file,
8660 dbxout_resume_previous_source_file): Delete.
8661 * debug.c (do_nothing_debug_hooks): Add new hooks.
8662 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8663 (debug_nothing_int_charstar, debug_nothing_int): New.
8664 * debug.h (gcc_debug_hooks): New hooks define, undef,
8665 start_source_file and end_source_file.
8666 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8667 (debug_nothing_int_charstar, debug_nothing_int): New.
8668 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8669 the conditionally compiled section.
8670 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8671 dwarf2out_define, dwarf2out_undef): Make static.
8672 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8673 dwarf2out_define, dwarf2out_undef): Remove.
8674 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8675 (dwarfout_start_source_file, dwarfout_end_source_file,
8676 dwarfout_define, dwarfout_undef): Make static.
8677 (dwarfout_start_source_file_check,
8678 dwarfout_end_source_file_check): New.
8679 (dwarfout_define, dwarfout_finish): Update.
8680 * dwarfout.h (dwarfout_start_new_source_file,
8681 dwarfout_resume_previous_source_file, dwarfout_define,
8682 dwarfout_undef): Remove.
8683 * sdbout.c (sdb_debug_hooks): Add new hooks.
8684 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8686 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8687 make static, take an arg.
8688 * sdbout.h (sdbout_start_new_source_file,
8689 sdbout_resume_previous_source_file): Delete.
8690 * toplev.c (debug_start_source_file, debug_end_source_file,
8691 debug_define, debug_undef): Delete.
8692 * toplev.h (debug_start_source_file, debug_end_source_file,
8693 debug_define, debug_undef): Delete.
8695 * java/jcf-parse.c: Include debug.h.
8696 (parse_class_file): Update to use debug hooks directly.
8697 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8699 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8701 * alias.c (set_mem_alias_set): New function.
8702 * rtl.h (set_mem_alias_set): Declare it.
8703 * builtins.c (expand_builtin_return_addr): Call it instead of
8704 using MEM_ALIAS_SET accessor.
8705 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8706 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8707 (expand_builtin_va_copy):Likewise.
8708 * caller-save.c (setup_save_areas): Likewise.
8709 * calls.c (compute_argument_addresses): Likewise.
8710 * explow.c (set_mem_attributes): Likewise.
8711 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8712 (expand_assignment, store_constructor_field, store_field): Likewise.
8713 (expand_expr_unaligned): Likewise.
8714 * function.c (assign_stack_temp_for_type): Likewise.
8715 (put_reg_into_stack, gen_mem_addressof): Likewise.
8716 * ifcvt.c (noce_try_cmove_arith): Likewise.
8717 * reload1.c (reload, alter_reg): Likewise.
8718 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8719 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8720 (alpha_expand_unaligned_store): Likewise
8721 (alpha_expand_unaligned_load_words): Likewise.
8722 (alpha_expand_unaligned_store_words): Likewise.
8723 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8724 (alpha_expand_epilogue): Likewise.
8725 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8726 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8727 * config/i386/i386.c (legitimize_pic_address): Likewise.
8728 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8729 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8730 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8731 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8732 * config/mips/mips.c (mips_va_arg): Likewise.
8733 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8734 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8735 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8736 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8737 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8738 (rs6000_emit_epilogue): Likewise.
8739 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8740 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8741 * config/v850/v850.c (v850_va_arg): Likewise.
8743 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8745 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8746 when fallthru edge is present.
8747 (mege_blocks): Handle case where creation of jump insn
8750 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8751 CLEANUP_POST_REGSTACK): New constants.
8752 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8753 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8754 * output.h (cleanup_cfg): Update prototype.
8755 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8756 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8757 cleanup_cfg call; kill missleading comment.
8758 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8759 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8760 parameter; control optimizations performed using it.
8761 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8762 try_crossjump_bb): New functions.
8764 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8766 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8768 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8769 pa_output_function_prologue.
8770 * pa-protos.h (pa_output_function_prologue): New prototype.
8772 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8774 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8775 and low to get correct sign extension in low+high test.
8777 2001-07-11 Janis Johnson <janis@us.ibm.com>
8779 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8780 for large hit count.
8782 * profile.c (branch_prob): Fix .bbg info for computed gotos
8785 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8787 * stmt.c (parse_output_constraint): New function, split out
8789 (expand_asm_operands): ... here. Use parse_output_constraint.
8790 * tree.h (parse_output_constraint): Declare it.
8792 2001-07-11 Richard Henderson <rth@redhat.com>
8794 * bitmap.c: Comment some functions; fiddle whitespace.
8795 (bitmap_free): Don't export.
8796 (bitmap_element_allocate): Use memset.
8797 * bitmap.h (bitmap_free): Don't declare.
8799 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8801 * gcse.c, lcm.c, sched-deps.c:
8802 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8804 * flow.c (flow_loops_find): Free dom if we found no loops, since
8805 we aren't going to save it.
8807 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8810 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8812 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8814 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8816 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8817 #ifndef DWARF2_DEBUGGING_INFO.
8819 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8821 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8823 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8825 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8826 reverse a branch if a NE comparison is implemented with GTU.
8828 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8829 H.J. Lu <hjl@gnu.org>
8831 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8833 (call_internal2): Likewise.
8834 (call_value_internal1): Likewise.
8835 (call_value_internal2): Likewise.
8836 (call_value_multiple_internal1): Likewise.
8837 (call_value_multiple_internal2): Likewise.
8839 2001-07-10 Kazu Hirata <kazu@hxi.com>
8841 * calls.c (emit_library_call_value_1): Fix a comment typo.
8842 * dwarf2out.c (mem_loc_descriptor): Likewise.
8843 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8845 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8847 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8849 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8851 * recog.c (offsettable_address_p): Handle LO_SUM case.
8852 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8853 instead of plus_constant.
8855 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8857 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8858 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8860 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8862 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8863 adjust_address_nv instead of plus_constant.
8865 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8867 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8868 dwarf2out.o): Depend on debug.h, wrap long lines.
8869 * dbxout.c: Include debug.h.
8870 (dbx_debug_hooks): New.
8871 (dbxout_init): Make static, take just 2 args.
8872 (dbxout_finish): Make static.
8873 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8874 * debug.c: New file.
8875 * debug.h: New file.
8876 * dwarf2out.c: Include debug.h.
8877 (dwarf2_debug_hooks): New.
8878 (dwarf2out_init): Make static.
8879 (dwarf2out_finish): Make static, take 2 args.
8880 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8881 * dwarfout.c: Include debug.h.
8882 (dwarf_debug_hooks): New.
8883 (dwarfout_init): Make static.
8884 (dwarfout_finish): Make static, take 2 args.
8885 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8886 * sdbout.c: Include debug.h.
8887 (sdb_debug_hooks): New.
8888 (sdbout_init): Make static, take 2 args.
8889 * sdbout.h (sdbout_init): Delete.
8890 * toplev.c: Include debug.h.
8892 (compile_file): Set deubg_hooks based on command line options.
8893 Use the hooks unconditionally rather than conditional compilation.
8895 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8897 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8898 first_insn_after_basic_block_note instead.
8900 * df.c (df_bb_refs_unlink): #if 0 out for now.
8902 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8904 * ssa.h: Add prototype for ssa_const_prop
8905 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8906 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8907 (ssa_fast_dce): Remove unused variable
8909 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8911 * diagnostic.c (finish_diagnostic): Rename to
8912 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8915 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8917 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8920 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8921 (dump_file): Only pad the demangled name with spaces if the
8922 mangled name was padded with spaces.
8924 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8926 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8929 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8931 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8932 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8935 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8936 whether can put offset inside LO_SUM to check mode alignment, not size.
8938 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8940 * doc/tm.texi (Misc): Fix thinko.
8942 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8944 * regmove.c (replace_in_call_usage): Fix warnings.
8945 * sched-deps.c (add_dependence): Fix warnings.
8946 * simplify-rtx.c (simplify_subreg): Likewise.
8947 Return NULL_RTX instead of NULL.
8949 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8950 (subst_asm_stack_regs): Likewise.
8952 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8955 * dwarf2out.c (output_call_frame_info): Declare i as int.
8956 (build_abbrev_table): Declare n_alloc as int.
8957 (dwarf2out_finish): Initialize die.
8958 * except.c: Declare sjlj_funcdef_number as unsigned.
8959 (connect_post_landing_pads): Declare j as unsigned.
8960 (convert_to_eh_region_ranges): Initialize call_site.
8961 (output_function_exception_table): Initialize tt_format_size.
8962 * expr.c (move_by_pieces_1): Initialize to1.
8963 (store_constructor): Initialize minelt and maxelt.
8964 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8965 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8967 * c-decl.c (combine_parm_decls): Unused, remove.
8968 * c-tree.h: Remove prototype for combine_parm_decls.
8970 * reload.c (push_reload): Fix warning.
8971 (regno_clobbered_p): Likewise.
8972 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8973 (reload_combine): Likewise.
8975 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8976 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8978 * bitmap.c (bitmap_operation): Change user.
8979 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8981 2001-07-10 Eric Christopher <echristo@redhat.com>
8983 * config/mips/mips.c (override_options): Fix typo.
8985 2001-07-09 Stan Shebs <shebs@apple.com>
8987 * target.h (struct gcc_target): New fields init_builtins and
8989 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8990 (TARGET_EXPAND_BUILTIN): New macro.
8991 (TARGET_INITIALIZER): Add them.
8992 * builtins.c: Include target.h.
8993 (expand_builtin): Use targetm.expand_builtin.
8994 (default_init_builtins): New function.
8995 (default_expand_builtin): New function.
8996 * expr.h (default_init_builtins): Declare.
8997 (default_expand_builtin): Declare.
8998 * c-common.c (c_common_nodes_and_builtins): Use
8999 targetm.init_builtins.
9000 * defaults.h (MD_INIT_BUILTINS): Remove.
9001 * Makefile.in (builtins.o): Depend on target.h.
9003 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9004 (TARGET_EXPAND_BUILTIN): Define.
9005 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9006 (MD_EXPAND_BUILTIN): Remove.
9008 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9009 (TARGET_EXPAND_BUILTIN): Define.
9010 (c4x_init_builtins): Make endlink arg a local.
9011 (c4x_print_operand): Fix typos in adjust_address usages.
9012 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9013 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9014 (MD_EXPAND_BUILTIN): Remove.
9016 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9017 (TARGET_EXPAND_BUILTIN): Define.
9018 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9019 (ix86_init_builtins): Call new function only if TARGET_MMX.
9020 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9021 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9022 (MD_EXPAND_BUILTIN): Remove.
9024 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9025 (TARGET_EXPAND_BUILTIN): Define.
9026 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9027 (MD_EXPAND_BUILTIN): Remove.
9029 * doc/tm.texi: Document these changes.
9031 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9033 * basic-block.h (tree_node): Forward declare if needed.
9034 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9035 (BLOCK_HEAD_TREE): Define.
9036 (BLOCK_END_TREE): Define.
9037 (struct loops): Rename field 'tree' to 'tree_root'.
9038 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9040 (flow_loops_tree_build): Rename reference to field 'tree' to
9042 (flow_loops_level_compute): Ditto.
9043 * predict.c (estimate_bb_frequencies): Ditto.
9044 * tree.h (struct tree_common): Add field 'aux'.
9046 2001-07-09 Stan Shebs <shebs@apple.com>
9048 * config/darwin.c (darwin_encode_section_info): Don't mark any
9049 DECL_EXTERNAL node as defined.
9051 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9053 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9054 pa_free_machine_status, hppa_init_pic_save): Delete.
9055 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9056 (hppa_profile_hook): Use hppa_pic_save_rtx.
9057 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9058 hppa_init_pic_save): Delete.
9059 (hppa_pic_save_rtx): Declare.
9060 * pa.md (call, call_value, sibcall, sibcall_value,
9061 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9063 2001-07-09 Kazu Hirata <kazu@hxi.com>
9065 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9066 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9068 2001-07-09 Andreas Jaeger <aj@suse.de>
9070 * output.h: Add declaration of final_forward_branch_p.
9072 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9074 * varray.c: Include errors.h for internal_error and trim_filename
9077 * Makefile.in (varray.o): Add errors.h.
9079 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9081 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9082 * optabs.c (have_add2_insn): Check whether the add insn chosen
9083 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9084 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9086 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9088 * Makefile.in (OBJS): Add ssa-ccp.o
9089 (ssa-ccp.o): Add dependencies.
9090 * toplev.c (DFI_ssa_ccp): New dump file enum.
9091 (dump_file): Add entry for dumping after SSA CCP.
9092 (flag_ssa_ccp): New flag variable.
9093 (f_options): Add -fssa-ccp.
9094 (rest_of_compilation): Run SSA CCP if requested.
9095 * timevar.def (TV_SSA_CCP): New timevar.
9096 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9097 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9098 Fix minor typo in SSA DCE documentation.
9099 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9100 Add documentation for new dump option. Renumber dump files
9103 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9105 * emit-rtl.c (gen_highpart_mode): New.
9106 * rtl.h (gen_highpart_mode): Declare.
9107 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9108 operand can be VOIDmode constant.
9110 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9112 * flow.c (redirect_edge_and_branch_force): New.
9113 (can_fallthru): Ensure that basic blocks are succeeding.
9114 (try_optimize_cfg): Do not delete basic block if it is the last one.
9116 * flow.c (try_redirect_by_replacing_jump): Do not remove
9117 jumps with side effects, unlink chain on fallthru edge;
9118 set block for new jump instruction; avoid basic block to
9119 over by line number note.
9121 * flow.c (try_simplify_condjump): Verify that the condjump
9122 is not always falling trought.
9125 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9127 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9128 (try_redirect_by_replacing_jump): Update properly the count
9129 and frequency information.
9131 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9133 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9134 address that is a LO_SUM specially.
9135 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9137 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9139 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9140 (operand_subword): Use them.
9141 (change_address_1): Renamed from change_address; new arg VALIDATE.
9142 * expr.h: Reflect above changes; change_address now macro.
9143 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9145 * cselib.c (add_mem_for_addr): Likewise.
9146 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9147 * regmove.c (try_apply_stack_adjustment): Likewise.
9148 * reload.c (push_reload, make_memloc): Likewise.
9149 * reload1.c (eliminate_regs): Likewise.
9150 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9151 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9153 * combine.c (make_extraction, simplify_shift_const): Likewise.
9154 (gen_lowpart_for_combine): Likewise.
9155 * cse.c (gen_lowpart_if_possible): Likewise.
9156 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9157 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9158 * optabs.c (gen_move_insn): Likewise.
9159 * reload1.c (alter_reg): Likewise.
9160 * simplify-rtx.c (simplify_subreg): Likewise.
9161 * stmt.c (expand_anon_union_decl): Likewise.
9162 * recog.c (validate_replace_rtx_1): Likewise.
9164 * Makefile.in (recog.o): Add $(EXPR_H).
9165 * explow.c (stabilize): Call replace_equiv_address.
9166 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9167 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9169 2001-07-03 Andrew Haley <aph@redhat.com>
9171 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9172 the mode of the memory location.
9174 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9176 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9178 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9180 * final.c (output_addr_const): Use target opening and
9181 closing parentheses.
9182 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9183 defaults, add to TARGET_ASM_OUT.
9184 * target.h (struct gcc_target): Add open_paren and close_paren.
9185 * doc/md.texi: Update.
9186 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9187 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9188 TARGET_ASM_CLOSE_PAREN.
9189 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9191 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9193 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9194 * config/a29k/a29k.h: Similarly.
9195 * config/alpha/alpha.h: Similarly.
9196 * config/arc/arc.h: Similarly.
9197 * config/arm/aof.h: Similarly.
9198 * config/arm/aout.h: Similarly.
9199 * config/avr/avr.h: Similarly.
9200 * config/c4x/c4x.h: Similarly.
9201 * config/clipper/clipper.h: Similarly.
9202 * config/convex/convex.h: Similarly.
9203 * config/d30v/d30v.h: Similarly.
9204 * config/dsp16xx/dsp16xx.h: Similarly.
9205 * config/elxsi/elxsi.h: Similarly.
9206 * config/fr30/fr30.h: Similarly.
9207 * config/h8300/h8300.h: Similarly.
9208 * config/i370/i370.h: Similarly.
9209 * config/i386/i386.h: Similarly.
9210 * config/i860/i860.h: Similarly.
9211 * config/i960/i960.h: Similarly.
9212 * config/ia64/ia64.h: Similarly.
9213 * config/m32r/m32r.h: Similarly.
9214 * config/m68hc11/m68hc11.h: Similarly.
9215 * config/m68k/m68k.h: Similarly.
9216 * config/m88k/m88k.h: Similarly.
9217 * config/mcore/mcore.h: Similarly.
9218 * config/mips/mips.h: Similarly.
9219 * config/mn10200/mn10200.h: Similarly.
9220 * config/mn10300/mn10300.h: Similarly.
9221 * config/ns32k/ns32k.h: Similarly.
9222 * config/pa/pa.h: Similarly.
9223 * config/pdp11/pdp11.h: Similarly.
9224 * config/pj/pj.h: Similarly.
9225 * config/romp/romp.h: Similarly.
9226 * config/rs6000/rs6000.h: Similarly.
9227 * config/sh/sh.h: Similarly.
9228 * config/sparc/sparc.h: Similarly.
9229 * config/v850/v850.h: Similarly.
9230 * config/vax/vax.h: Similarly.
9231 * config/we32k/we32k.h: Similarly.
9233 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9235 * doc/c-tree.texi: Document representation of attributes.
9237 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9239 * doc/tm.texi: Update some places for the rename of target to
9242 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9244 * target.h (struct gcc_target): Add insert_attributes.
9245 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9246 (TARGET_INITIALIZER): Update.
9247 * tree.c, tree.h (default_insert_attributes): New function.
9248 Update comments on other default functions to refer to targetm,
9250 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9251 TARGET_INSERT_ATTRIBUTES.
9252 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9253 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9254 Don't use PRAGMA_INSERT_ATTRIBUTES.
9255 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9256 * c-decl.c (start_decl, start_function): Don't call
9257 SET_DEFAULT_DECL_ATTRIBUTES.
9258 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9259 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9261 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9262 (c4x_check_attribute): Avoid modifying attribute list itself.
9263 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9265 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9266 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9268 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9269 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9271 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9272 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9274 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9275 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9276 Adjust parameters. Make static.
9278 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9280 * c-common.c (decl_attributes): Only take a single attributes
9282 * c-common.h (decl_attributes): Update prototype.
9283 * c-decl.c (start_decl, start_function): Only take a single
9284 attributes parameter. Update calls to decl_attributes.
9285 (finish_struct, finish_enum): Update calls to decl_attributes.
9286 (push_parm_decl): Expect unified list of attributes. Update call
9288 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9289 notype_nested_function, component_declarator,
9290 component_notype_declarator, label): Update calls to
9292 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9293 lists that are passed to push_parm_decl.
9294 * c-tree.h (start_function, start_decl): Update prototypes.
9295 * config/sh/sh-protos.h, config/sh/sh.c
9296 (sh_pragma_insert_attributes): Only take a single attributes
9298 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9299 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9300 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9301 build_module_descriptor, generate_static_references,
9302 generate_strings, build_selector_translation_table,
9303 generate_descriptor_table, generate_protocols,
9304 generate_ivars_list, generate_dispatch_table,
9305 generate_protocol_list, generate_category,
9306 generate_shared_structures, really_start_method, add_objc_decls,
9307 generate_classref_translation_entry): Update calls to start_decl
9309 (build_tmp_function_decl, start_method_def): Unify attribute lists
9310 that are passed to push_parm_decl.
9312 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9314 * final.c (no_asm_to_stream): New.
9315 (final_scan_insn): Use target structures for prologue ends
9316 and epilogue starts.
9317 * output.h (no_asm_to_stream): New.
9318 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9319 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9320 (TARGET_ASM_OUT): Update.
9321 * target.h (struct gcc_target): New members function_end_prologue
9322 and function_begin_epilogue.
9323 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9324 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9325 * config/alpha/alpha.c (output_end_prologue): Rename to
9326 alpha_output_function_end_prologue. Use in target struct
9328 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9329 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9330 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9331 ia64_output_function_end_prologue. Use in target struct
9333 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9334 mistyped prototypes.
9335 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9336 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9338 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9339 an use in target struct, make static.
9340 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9343 2001-07-08 Richard Henderson <rth@redhat.com>
9345 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9347 2001-07-08 Richard Henderson <rth@redhat.com>
9349 * config/i386/i386.md: Remove constraints strings from define_split
9350 and define_peephole2 patterns.
9351 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9352 (eh_return): Use them.
9354 2001-07-08 Richard Henderson <rth@redhat.com>
9356 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9357 Document MD_FALLBACK_FRAME_STATE_FOR.
9359 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9361 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9362 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9364 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9366 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9368 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9369 of the label inside NAME as opposed to just the end of NAME.
9371 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9373 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9374 * config/alpha/alpha.c (alpha_init_machine_status,
9375 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9376 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9377 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9378 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9380 2001-07-06 Stan Shebs <shebs@apple.com>
9382 * target.h (targetm): Rename global from "target", so as not to
9383 conflict with local variables.
9385 * c-typeck.c: Ditto.
9389 * cp/decl2.c: Ditto.
9390 * cp/typeck.c: Ditto.
9391 * 1750a/1750a.c: Ditto.
9392 * a29k/a29k.c: Ditto.
9396 * clipper/clipper.c: Ditto.
9397 * convex/convex.c: Ditto.
9398 * d30v/d30v.c: Ditto.
9399 * dsp16xx/dsp16xx.c: Ditto.
9400 * elxsi/elxsi.c: Ditto.
9401 * fr30/fr30.c: Ditto.
9402 * h8300/h8300.c: Ditto.
9403 * i370/i370.c: Ditto.
9404 * i386/i386.c: Ditto.
9405 * i860/i860.c: Ditto.
9406 * i960/i960.c: Ditto.
9407 * ia64/ia64.c: Ditto.
9408 * m32r/m32r.c: Ditto.
9409 * m68hc11/m68hc11.c: Ditto.
9410 * m68k/m68k.c: Ditto.
9411 * m88k/m88k.c: Ditto.
9412 * mips/mips.c: Ditto.
9413 * ns32k/ns32k.c: Ditto.
9415 * pdp11/pdp11.c: Ditto.
9416 * romp/romp.c: Ditto.
9417 * rs6000/rs6000.c: Ditto.
9419 * sparc/sparc.c: Ditto.
9421 * we32k/we32k.c: Ditto.
9422 * doc/tm.texi: Update the manual to match.
9424 2001-07-06 Richard Henderson <rth@redhat.com>
9426 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9427 DWARF2_UNWIND_INFO not just whether it is defined.
9429 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9431 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9432 call to simplify_binary_operation returns a new pattern.
9434 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9436 * glimits.h (__SHRT_MAX__): New.
9437 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9438 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9440 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9442 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9445 2001-07-06 Richard Henderson <rth@redhat.com>
9447 * bitmap.c (bitmap_release_memory): Move adjacent to the
9448 allocation functions.
9449 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9450 the implementation. Binary search for the set bit.
9451 (bitmap_union_of_diff): Allocate the temporary on the stack
9452 instead of using xmalloc.
9454 2001-07-06 Richard Henderson <rth@redhat.com>
9456 * genrecog.c (validate_pattern): Warn for constraints in
9457 define_{expand,split,peephole2}. Remove strict_low_part
9458 before looking up match_dup.
9460 2001-07-06 DJ Delorie <dj@redhat.com>
9462 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9463 chapter about various build hints and history. Add section
9464 talking about the various types of native and cross builds.
9466 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9468 * Makefile.in (final.o): Depend on target.h.
9469 * final.c: Include target.h.
9470 (default_function_pro_epilogue): New.
9471 (final_start_function): Use target structure for function prologues.
9472 (final_end_function): Use target structure for function epilogues.
9473 * fold-const.c (real_hex_to_f): Constify s and p.
9474 * output.h (default_function_pro_epilogue): New.
9475 * real.h (real_hex_to_f): Update prototype.
9476 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9477 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9478 (TARGET_INITIALIZER): Update.
9479 * target.h (gcc_target): Add struct asm_out.
9480 * doc/tm.texi: Update.
9483 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9484 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9485 in cpu/cpu.c, or rename old functions consistently. Take
9486 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9487 redundant macros and prototypes. Make new functions static.
9489 * 1750a/1750a.c: Similarly.
9490 * 1750a/1750a.h: Similarly.
9491 * a29k/a29k-protos.h: Similarly.
9492 * a29k/a29k.c: Similarly.
9493 * a29k/a29k.h: Similarly.
9494 * arc/arc-protos.h: Similarly.
9495 * arc/arc.c: Similarly.
9496 * arc/arc.h: Similarly.
9497 * arm/arm-protos.h: Similarly.
9498 * arm/arm.c: Similarly.
9499 * arm/arm.h: Similarly.
9500 * avr/avr-protos.h: Similarly.
9501 * avr/avr.c: Similarly.
9502 * avr/avr.h: Similarly.
9503 * clipper/clipper-protos.h: Similarly.
9504 * clipper/clipper.c: Similarly.
9505 * clipper/clipper.h: Similarly.
9506 * convex/convex.c: Similarly.
9507 * convex/convex.h: Similarly.
9508 * d30v/d30v-protos.h: Similarly.
9509 * d30v/d30v.c: Similarly.
9510 * d30v/d30v.h: Similarly.
9511 * d30v/d30v.md: Similarly.
9512 * dsp16xx/dsp16xx-protos.h: Similarly.
9513 * dsp16xx/dsp16xx.c: Similarly.
9514 * dsp16xx/dsp16xx.h: Similarly.
9515 * elxsi/elxsi.c: Similarly.
9516 * elxsi/elxsi.h: Similarly.
9517 * fr30/fr30.c: Similarly.
9518 * fr30/fr30.md: Similarly.
9519 * h8300/h8300-protos.h: Similarly.
9520 * h8300/h8300.c: Similarly.
9521 * h8300/h8300.h: Similarly.
9522 * i370/i370-protos.h: Similarly.
9523 * i370/i370.c: Similarly.
9524 * i370/i370.h: Similarly.
9525 * i386/i386.c: Similarly.
9526 * i386/osf1elf.h: Similarly.
9527 * i386/osfrose.h: Similarly.
9528 * i860/i860-protos.h: Similarly.
9529 * i860/i860.c: Similarly.
9530 * i860/i860.h: Similarly.
9531 * i960/i960-protos.h: Similarly.
9532 * i960/i960.c: Similarly.
9533 * i960/i960.h: Similarly.
9534 * ia64/ia64-protos.h: Similarly.
9535 * ia64/ia64.c: Similarly.
9536 * ia64/ia64.h: Similarly.
9537 * m32r/m32r-protos.h: Similarly.
9538 * m32r/m32r.c: Similarly.
9539 * m32r/m32r.h: Similarly.
9540 * m68hc11/m68hc11-protos.h: Similarly.
9541 * m68hc11/m68hc11.c: Similarly.
9542 * m68hc11/m68hc11.h: Similarly.
9543 * m68k/crds.h: Similarly.
9544 * m68k/dpx2.h: Similarly.
9545 * m68k/m68k-protos.h: Similarly.
9546 * m68k/m68k.c: Similarly.
9547 * m68k/m68k.h: Similarly.
9548 * m68k/news.h: Similarly.
9549 * m88k/m88k-protos.h: Similarly.
9550 * m88k/m88k.c: Similarly.
9551 * m88k/m88k.h: Similarly.
9552 * mips/mips-protos.h: Similarly.
9553 * mips/mips.c: Similarly.
9554 * mips/mips.h: Similarly.
9555 * ns32k/merlin.h: Similarly.
9556 * ns32k/ns32k.c: Similarly.
9557 * ns32k/ns32k.h: Similarly.
9558 * ns32k/tek6000.h: Similarly.
9559 * pa/pa-protos.h: Similarly.
9560 * pa/pa.c: Similarly.
9561 * pa/pa.h: Similarly.
9562 * pdp11/2bsd.h: Similarly.
9563 * pdp11/pdp11-protos.h: Similarly.
9564 * pdp11/pdp11.c: Similarly.
9565 * pdp11/pdp11.h: Similarly.
9566 * romp/romp-protos.h: Similarly.
9567 * romp/romp.c: Similarly.
9568 * romp/romp.h: Similarly.
9569 * rs6000/rs6000-protos.h: Similarly.
9570 * rs6000/rs6000.c: Similarly.
9571 * rs6000/rs6000.h: Similarly.
9572 * rs6000/sysv4.h: Similarly.
9573 * sh/sh-protos.h: Similarly.
9574 * sh/sh.c: Similarly.
9575 * sh/sh.h: Similarly.
9576 * sparc/sparc-protos.h: Similarly.
9577 * sparc/sparc.c: Similarly.
9578 * sparc/sparc.h: Similarly.
9579 * vax/vax.c: Similarly.
9580 * vax/vax.h: Similarly.
9581 * vax/vms.h: Similarly.
9582 * we32k/we32k.c: Similarly.
9583 * we32k/we32k.h: Similarly.
9585 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9587 * basic-block.h (first_insn_after_basic_block_note): Declare.
9588 * flow.c (first_insn_after_basic_block_note): Define. Moved
9590 * ssa.c (first_insn_after_basic_block_note): Remove.
9591 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9593 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9594 nodes when we find a dead conditional branch. Insert BARRIERs
9595 after any blocks with no successors, but which do not have
9598 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9600 * varray.c (varray_check_failed): Use internal_error.
9602 2001-07-05 Andrew Haley <aph@redhat.com>
9604 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9605 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9606 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9608 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9610 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9611 reference if the target constant is also a SYMBOL_REF.
9613 2001-07-05 Eric Christopher <echristo@redhat.com>
9615 * config/mips/mips.h (MASK_MIPS3900): Remove.
9616 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9617 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9618 (TARGET_MIPS3900): Change to use mips_arch.
9619 (TARGET_MIPS4000): New.
9620 (TARGET_MIPS4100): New.
9621 (TARGET_MIPS4300): New.
9622 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9623 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9625 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9626 (ISA_HAS_BRANCHLIKELY): To here.
9627 (CC1_CPU_SPEC): New.
9628 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9629 (mips_arch_string): Declare.
9630 (mips_arch): Declare.
9631 (TARGET_OPTIONS): Add -march and -mtune.
9633 * config/mips/mips.c (mips_arch_string): New.
9635 (override_options): Handle -march for codegen and -mtune
9636 for scheduling. Use mips_arch. Move tx39 target default here.
9637 (mips_parse_cpu): Move error message to override_options.
9639 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9641 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9643 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9644 (MIPS Options): Ditto. Change mcpu entry to historical text.
9646 2001-07-05 H.J. Lu (hjl@gnu.org)
9648 * config/mips/mips.c (mips_parse_cpu): New function to parse
9651 2001-07-05 Jim Wilson <wilson@redhat.com>
9653 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9654 * config/ia64/t-ia64: Likewise.
9655 (LIB1ASMFUNCS): Update comment.
9657 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9659 * doc/install.texi (Install GCC: Binaries): Fix typo.
9661 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9663 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9664 reference using the stack pointer, adjust it since we push Y
9666 ("*ashrsi3"): Likewise.
9667 ("*lshrsi3"): Likewise.
9669 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9671 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9672 when -fomit-frame-pointer is used.
9674 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9676 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9677 (try_redirect_by_replacing_jump): Reverse updating properly the
9678 count and frequency information. Reverse removing cc0 setter.
9679 (forwarder_block_p): Reverse fixing for fallthru blocks.
9681 2001-07-05 DJ Delorie <dj@redhat.com>
9683 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9684 (translate_options): If the above is defined, use it to map
9685 given options to new options.
9686 * doc/tm.texi: Document it.
9688 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9689 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9691 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9692 cause programs using computed gotos to run more slowly.
9694 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9696 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9698 Consistently require binutils 2.11.2, not prereleases.
9699 (Specific, decstation-*): Canonicalize as mips-dec-*.
9700 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9702 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9703 (Specific, mips-*): Reword MIPS C compiler requirements.
9704 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9705 (Specific, sunv5): Removed, obsolete.
9707 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9709 * dwarf2out.c (output_loc_list): Use an all ones mask for
9710 .text asm output and don't rely on long long
9711 literals. Reformat some long lines.
9713 2001-07-05 Andreas Jaeger <aj@suse.de>
9715 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9718 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9720 * dwarf2out.c (dwarf2out_define): Update comment.
9721 (dwarf2out_undef): Ditto.
9722 (dwarf2out_start_source_file): Ditto.
9723 (dwarf2out_end_source_file): Ditto.
9724 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9725 since we never call the start/end debug hook for the primary file.
9727 2001-07-04 Kazu Hirata <kazu@hxi.com>
9729 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9732 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9734 * cppinit.c (remove_dup_dirs): Inform if a system include
9735 directory is being reordered.
9736 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9738 * doc/cpp.texi (Search Paths): Likewise.
9739 * doc/gcc.texi (Interoperation): Remove information about
9742 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9744 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9745 (VARRAY_TOP_CHAR_PTR): Likewise.
9747 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9749 * gcc.c (process_command): Don't assign elements of a const char*.
9751 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9753 * emit-rtl.c (change_address): Don't abort if invalid address while
9754 reload is in progress.
9756 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9758 * c-lex.c (cb_file_change): Pass line number to
9759 debug_start_source_file.
9760 (cb_undefine): Pass correct line number to debug_undef.
9762 * toplev.c (debug_start_source_file): Add line number to
9763 parameters. Pass it along to dwarf2out_start_source_file.
9764 (decode_g_option): Stop resetting debug level back to normal when
9765 we change debug formats, unless the current level is
9766 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9769 * toplev.h (debug_start_source_file): Add line number to
9772 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9775 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9777 Output debug_macinfo data for starting file if requested.
9778 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9780 (dwarf2out_define): Output debug_macinfo data for defining a macro
9782 (dwarf2out_undef): Output debug_macinfo data for undefining a
9784 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9785 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9786 (macinfo_section_label): New. DWARF2 macro info section label.
9787 (dwarf2out_init): If we want macro info, output the start label
9789 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9790 attribute to the compilation unit die pointing to the macro info.
9792 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9794 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9795 DWARF2_DEBUGGING_INFO.
9796 (add_loc_descr_to_loc_list): Ditto.
9797 (output_loc_list): Ditto.
9798 Also, fix thinko in curr not being initialized.
9799 (gen_internal_sym): Ditto.
9801 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9803 * emit-rtl.c (replace_equiv_address): New function.
9804 * expr.h (replace_equiv_address): New declaration.
9805 * explow.c (validize_mem): Call it instead of change_address and
9806 also call if -fforce-addr and address is constant.
9807 * expr.c: Replace more calls to change_address with adjust_address
9808 and/or replace_equiv_address or to validize_mem.
9809 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9810 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9811 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9812 * config/i370/i370.md, config/i860/i860.md: Likewise.
9813 * config/i960/i960.md, config/mips/mips.c: Likewise.
9814 * config/mips/mips.md, config/pa/pa.md: Likewise.
9815 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9816 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9818 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9820 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9822 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9825 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9827 * doc/include: New directory.
9828 * doc/fdl.texi: Move to doc/include/fdl.texi.
9829 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9830 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9831 * doc/gcc.texi: Use funding.texi and gpl.texi.
9832 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9833 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9834 Update dependencies and use -I $(docdir)/include.
9836 2001-07-04 Anthony Green <green@redhat.com>
9838 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9840 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9842 * doc/install.texi (sparc64-*-*): Remove garbage.
9844 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9846 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9847 Fix typo in last change to use adjust_address.
9849 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9851 * doc/install.texi (Specific): Update information for *-*-solaris*.
9853 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9855 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9857 2001-07-03 Stan Shebs <shebs@apple.com>
9859 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9860 case for flag_no_mach_text_sections.
9861 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9862 * config/darwin.c (flag_no_mach_text_sections): Remove.
9863 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9865 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9867 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9868 and avoid checking for constant as first operand.
9869 * recog.c (find_constant_term_loc): No longer static.
9870 (adj_offettable_operand): Delete.
9871 * rtl.h (adj_offsettable_operand): Delete declaration.
9872 (find_constant_term): Add declaration.
9873 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9875 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9876 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9877 * config/i386/i386.c, config/i386/i386.md: Likewise.
9878 * config/i860/i860.c, config/i960/i960.c: Likewise.
9879 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9880 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9881 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9882 * config/mips/mips.c, config/mips/mips.md: Likewise.
9883 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9884 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9885 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9886 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9887 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9888 * config/ns32k/ns32k.md: Likewise.
9890 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9892 * rtl.c (copy_rtx): Handle 'T' format letter.
9893 * gensupport.c (collect_insn_data): Likewise.
9894 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9896 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9898 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9899 -B option. Use 'dir' not 'foo' as example directory name.
9901 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9903 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9904 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9906 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9908 * doc/cppinternals.texi: Improve formatting and logical markup.
9910 2001-07-03 Andreas Jaeger <aj@suse.de>
9912 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9914 * genrecog.c (write_header): Include reload.h for prototypes in
9917 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9920 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9921 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9922 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9923 i386_pe_valid_type_attribute_p): Add.
9924 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9925 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9927 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9929 * explow.c (plus_constant_wide, case LO_SUM): New case.
9930 (plus_constant_for_output_wide): Delete.
9931 * rtl.h (plus_constant_for_output): Delete.
9932 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9933 instead of plus_constant_for_output.
9934 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9935 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9936 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9937 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9938 * config/sparc/sparc.md: Likewise.
9939 Convert some change_address calls to adjust_address.
9941 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9943 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9944 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9945 documentation of -std and -Wwrite-strings.
9947 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9949 * cse.c (canon_hash): Don't register registers in very small
9950 register classes, as extending their lifetime might cause
9953 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9955 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9957 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9958 (try_redirect_by_replacing_jump): Update properly the count
9959 and frequency information.
9961 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9963 * toplev.c (dump_file_index): Move SSA dumps just after first
9965 (dump_file): Corresponding changes.
9966 (rest_of_compilation): Move SSA path to just after the first
9968 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9969 * doc/invoke.texi: Update dump file #s as they were completely
9970 out of date with reality.
9972 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9974 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9976 * expr.c (emit_move_insn_1): Deal with non-default
9979 * expr.c (emit_single_push_insn): Fix warning.
9981 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9983 * expr.c (emit_move_insn_1): Avoid modifying
9984 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9986 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9988 * emit-rtl.c (adjust_address): New function.
9989 * expr.h (adjust_address): Add declaration.
9990 * builtins.c: Replace some calls to change_address with calls to it
9992 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9993 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9994 * config/arm/arm.c, config/convex/convex.c: Likewise.
9995 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9996 * config/i386/i386.c, config/i386/i386.md: Likewise.
9997 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9998 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9999 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10000 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10001 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10003 2001-07-02 Jim Wilson <wilson@redhat.com>
10005 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10007 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10009 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10010 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10012 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10014 * cppinit.c (lang_defaults): New table.
10015 (set_lang): Just read from lang_defaults into the live options
10018 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10020 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10021 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10022 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10024 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10026 * doc/install.texi: Various spelling and markup fixes.
10027 (Installing GCC): Component specific installation instructions are
10030 Warn about removing old install dir in the presence of shared libs.
10031 (Configuration): Invoke with options target to match configure
10033 Consistently refer to gas, gld pathnames.
10034 Invert --enable-multilib documentation.
10035 Remove references to old compiler versions.
10037 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10039 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10041 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10043 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10045 (Specific, mips*-sgi-irix5): Note IDO download.
10046 Reworded MIPS C hints.
10047 Use GNU as instead of GAS.
10049 Removed SGI Freeware reference, IRIX 6 only.
10050 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10051 Note N64 library requirement/workaround.
10053 Complete list of structure passing bug victims.
10055 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10057 * doc/install.texi: Remove CVS Id.
10059 2001-07-02 Andreas Jaeger <aj@suse.de>
10061 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10062 (find_inherently_necessary): Remove unused variable.
10064 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10066 * c-common.h (TDI_inlined): New ast dump phase.
10067 (dump_flag_name): New function.
10068 * c-dump.c (dump_files): Add inlined phase.
10069 (dump_flag_name): Define.
10070 * doc/invoke.texi (-fdump-ast-inlined): Document.
10072 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10074 * stor-layout.c (layout_decl): Revert change to handling of alignment
10077 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10079 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10082 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10084 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10087 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10089 * tlink.c (recompile_files): Remove COMPILER_PATH and
10090 LIBRARY_PATH from the environment.
10092 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10094 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10095 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10097 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10099 * c-parse.in (OBJC_STRING): Kill.
10100 (objc_string): Decompose to [objc_string] '@' STRING.
10101 (reswords): Take the leading '@' off all the Objective C keywords.
10102 (objc_rid_sans_at): Kill.
10103 (init_reswords): Don't initialize it.
10104 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10105 (_yylex): Kill reconsider label. Look ahead one token after
10106 an '@'; if we get an identifier, check whether it's an
10107 Objective C @-keyword. If so, return the keyword. Otherwise,
10108 put back the token and return the '@' as a terminal.
10110 * cpplib.c (lex_macro_node): Remove unnecessary check for
10111 leading '@' on identifier. Clarify control flow and commentary.
10113 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10115 * cse.c (new_label_ref): Variable deleted.
10116 (insert): Remove set of new_label_ref.
10117 (check_for_label_ref): New function.
10118 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10120 See ChangeLog.5 for earlier changes.