1 2001-10-09 Kazu Hirata <kazu@hxi.com>
3 * c-common.c: Fix comment typos.
5 * collect2.c: Likewise.
8 * dwarf2out.c: Likewise.
9 * dwarfout.c: Likewise.
11 * fold-const.c: Likewise.
19 * protoize.c: Likewise.
20 * regclass.c: Likewise.
25 * doc/cpp.texi: Likewise.
26 * doc/c-tree.texi: Likewise.
27 * doc/extend.texi: Likewise.
28 * doc/invoke.texi: Likewise.
29 * doc/objc.texi: Likewise.
30 * doc/tm.texi: Likewise.
32 2001-10-08 Richard Henderson <rth@redhat.com>
34 * varasm.c (set_named_section_flags): Initialize "declared".
36 2001-10-08 Robert Lipe <robertlipe@usa.net>
38 * varasm.c (struct in_named_entry): Add declared.
39 (named_section_first_declaration): New function.
40 (default_elf_asm_named_section): Use it.
41 * output.h (named_section_first_declaration): New.
43 2001-10-08 Richard Henderson <rth@redhat.com>
45 * i386.md (movsi_xor): Export.
46 (setcc peep2): Use it when available; add an alternative to
47 match zero_extendhisi2_and.
49 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * romp-protos.h (romp_initialize_trampoline): New function.
52 * romp.c (romp_initialize_trampoline): Likewise.
53 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
54 romp_initialize_trampoline.
56 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
58 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
59 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
60 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
61 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
63 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
65 * unroll.c (loop_iterations): Extend check for multiple back edges.
67 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
69 * langhooks.h: New file.
70 * Makefile.in (OBJS): Added langhooks.o.
71 (c-lang.o): Depend on langhooks.h.
72 (c-common.o): Don't depend on tree-inline.h.
73 (tree-inline.o): Depend on toplev.h.
74 (langhooks.o): New rule.
75 * c-common.c: Don't include tree-inline.h.
76 (c_mark_lang_decl): Mark argument c as unused.
77 (c_common_lang_init): Don't initialize hooks here.
78 * c-lang.c: Include langhooks.h, then override some macros.
79 (lang_hooks): Initialize with macros in langhooks.h.
80 (c_init): Don't initialize hooks here.
81 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
82 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
83 * tree-inline.c: Include toplev.h. Don't define hook variables.
84 * tree-inline.h: Don't define hook types nor declare hook
85 variables. Move macros to...
86 * langhooks.c: ... new file, as functions. Adjust all callers.
88 2001-10-08 Jeffrey A Law <law@cygnus.com>
90 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
91 purge_mem_unchanging_flag on all instructions, not just on those
92 before NOTE_INSN_FUNCTION_BEG.
94 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
96 * cppmacro.c (_cpp_create_definition): Leave comments off.
98 * doc/cpp.texi: Update.
100 2001-10-08 DJ Delorie <dj@redhat.com>
102 * c-decl.c (grokfield): Make sure the only unnamed fields
103 we're allowing are either structs or unions.
104 * doc/extend.texi: Add documentation for the unnamed field
107 2001-10-08 Zack Weinberg <zack@codesourcery.com>
109 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
110 * configure.in: Use it.
111 * configure: Regenerated.
112 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
113 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
115 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
117 * cppfiles.c (open_file): Don't mark zero-length files
118 never-reread here. Don't output diagnostics here either.
119 (stack_include_file): Mark them never-reread here.
120 (_cpp_read_file): Update.
122 2001-10-08 Richard Henderson <rth@redhat.com>
124 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
126 2001-10-08 Richard Henderson <rth@redhat.com>
128 * expr.c (store_expr): When converting a CONST_INT for storage
129 in a SUBREG, convert it to both SUBREG modes before stripping
132 2001-10-08 Richard Henderson <rth@redhat.com>
134 * varasm.c (restore_varasm_status): New.
135 * function.h: Declare it.
136 * function.c (pop_function_context_from): Call it.
138 2001-10-08 Richard Henderson <rth@redhat.com>
140 * c-common.h (struct c_lang_decl): Add declared_inline.
141 * c-tree.h (DECL_DECLARED_INLINE_P): New.
142 * c-lang.c (c_disregard_inline_limits): Use it.
143 * c-decl.c (duplicate_decls): Likewise.
144 (pushdecl, redeclaration_error_message): Likewise.
145 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
146 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
147 Set DECL_INLINE if -finline-functions.
148 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
150 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
152 * cppmacro.c (funlike_invocation_p): Move some logic to caller
153 in enter_macro_context. Create a padding token in its own context
154 if necessary when the search for '(' fails.
155 (enter_macro_context): Update.
157 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
159 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
160 genmultilib, toplev.c: Fix spelling errors of "separate" as
161 "seperate", and corresponding spelling errors of related words.
163 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
165 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
166 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
168 * c-dump.c (dump_option_value_info): Likewise.
169 * c-format.c (format_length_info, format_char_info,
170 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
171 * collect2.c (names): Likewise.
172 * cppdefault.h (default_include): Likewise.
173 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
174 * flow.c (life_analysis): Likewise.
175 * gcc.c (dir_separator_str, modify_target, option_map,
176 target_option_translations, spec_list_1, extra_specs_1,
177 init_spec): Likewise.
178 * gcov.c (gcov_version_string): Likewise.
179 * genattr.c (write_units): Likewise.
180 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
181 * gengenrtl.c (rtx_definition, defs): Likewise.
182 * genrecog.c (pred_table): Likewise.
183 * global.c (global_alloc): Likewise.
184 * lcm.c (optimize_mode_switching): Likewise.
185 * local-alloc.c (find_free_reg): Likewise.
186 * params.h (param_info): Likewise.
187 * predict.c (predictor_info): Likewise.
188 * protoize.c (unexpansion_struct): Likewise.
189 * real.c (bmask): Likewise.
190 * recog.h (insn_operand_data, insn_data): Likewise.
191 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
192 * stmt.c (expand_nl_goto_receiver): Likewise.
193 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
194 target_switches, target_options): Likewise.
195 * tradcif.y (token, tokentab2, yylex): Likewise.
196 * tree.h (attribute_spec): Likewise.
198 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
200 * arc.c (arc_output_function_epilogue): Likewise.
201 * arm.c (processors, all_cores, all_architectures,
202 arm_override_options, isr_attribute_arg, isr_attribute_args,
203 arm_isr_value): Likewise.
204 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
206 * c4x.c (c4x_int_reglist): Likewise.
207 * d30v.c (override_options): Likewise.
208 * h8300.c (shift_insn): Likewise.
209 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
210 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
211 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
212 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
213 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
214 * i386.h (processor_costs, ix86_cost): Likewise.
215 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
216 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
217 * m68k.c (codes_68881, codes_FPA): Likewise.
218 * m88k.c (mode_from_align, max_from_align, all_from_align,
219 best_from_align, m_options): Likewise.
220 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
221 * mcore.c (mode_from_align): Likewise.
222 * mips/elf64.h (UNIQUE_SECTION): Likewise.
223 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
224 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
225 * mips.h (mips_regno_to_class): Likewise.
226 * ns32k.c (scales): Likewise.
227 * pa.c (import_string, magic_milli): Likewise.
228 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
229 * sparc.c (leaf_reg_remap, sparc_override_options,
230 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
232 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
234 2001-10-07 Dale Johannesen <dalej@apple.com>
236 * reload1.c (reload_reg_free_p): Teach register interference
237 checking that multiple output reloads are emitted in
239 reload1.c (reload_reg_reaches_end_p): Ditto.
240 reload1.c (reloads_conflict): Ditto.
242 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
244 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
245 NULL_TREE inside @code.
247 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
249 * doc/gcc.texi: Document consistent style of "32-bit",
250 "Objective-C", and "@code{NULL}".
252 2001-10-06 Zack Weinberg <zack@codesourcery.com>
254 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
255 (cpp_token_len, cpp_spell_token, cpp_output_token,
256 _cpp_equiv_tokens): Handle it.
257 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
258 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
259 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
262 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
264 * gcc.c (default_compilers): Remove .ada.
266 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
268 * doc/cppinternals.texi: Update.
270 2001-10-06 Zack Weinberg <zack@codesourcery.com>
272 * gcc.c (main): Set this_file_error if the appropriate
273 compiler for a language has not been installed.
275 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
277 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
279 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
281 * gccbug.in (CATEGORIES): Add ada.
283 2001-10-05 Catherine Moore <clm@redhat.com>
285 * config/stormy16/stormy-abi: Document abi changes.
286 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
287 (ICALL_REGS): New register class.
288 (NUM_ARGUMENT_REGISTERS): Now 6.
289 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
291 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
292 * config/stormy16.md (call_internal, call_value_internal,
293 indirect_jump): Use new 'z' constraint.
295 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
297 * doc/cppinternals.texi: Update.
299 2001-10-05 Richard Henderson <rth@redhat.com>
301 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
302 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
303 the gas section-name-as-label feature.
305 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
307 * doc/cppinternals.texi: Update.
309 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
311 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
312 to ensure valid SImode constants.
314 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
316 * Makefile.in (c-decl.o): Depend on tree-inline.h.
317 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
318 * c-decl.c: Include tree-inline.h.
319 (c_expand_body): Call optimize_inline_calls. Determine whether
320 a function is inlinable upfront, and only clear
321 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
322 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
323 (c_disregard_inline_limits): New function.
324 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
325 (c_post_options): Enable tree inlining if inlining is enabled.
326 Don't inline trees when instrumenting functions.
327 (c_init): Initialize lang_disregard_inline_limits and
328 lang_cannot_inline_tree_fn.
329 * tree-inline.c (initialize_inlined_parameters): Handle calls
330 with fewer arguments than declared parameters, and fewer
331 parameters than passed arguments. Don't assume value is a
333 (declare_return_variable): Convert return value back to the
334 original type, if it was promoted.
335 (tree_inlinable_function_p): New function.
336 (inlinable_function_p): Don't look at DECL_INLINE if we're
337 inlining all functions. Make it work with a NULL id.
338 Re-check DECL_UNINLINABLE after language-specific checks.
339 * tree-inline.h (tree_inlinable_function_p): Declare it.
340 * integrate.c (save_for_inline): Don't bother to prepare argvec
342 * cse.c (check_for_label_ref): Don't check deleted labels.
344 * Makefile.in (tree-inline.o): Depend on newly-included headers.
345 * tree-inline.c: Include headers needed for the functions moved in.
346 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
347 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
348 (copy_body, initialize_inlined_parameters): Likewise.
349 (declare_return_variable, inlinable_function_p): Likewise.
350 (expand_call_inline, expand_calls_inline): Likewise.
351 (optimize_inline_calls, clone_body): Likewise.
352 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
353 (copy_tree_r, remap_save_expr): Likewise.
355 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
357 * Makefile.in (OBJS): Added tree-inline.o.
358 (c-common.o): Depend on tree-inline.h.
359 (tree-inline.o): New target.
360 * c-common.c: Include tree-inline.h.
361 (c_mark_lang_decl): Don't mark saved_tree.
362 (c_common_lang_init): Set lang_anon_aggr_type_p.
363 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
364 (struct c_lang_decl): Moved saved_tree to tree_decl.
365 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
366 * integrate.h (function_attribute_inlinable_p): Declare it.
367 * integrate.c (function_attribute_inlinable_p): Export it.
368 * tree-inline.c: New file. Define variables declared in...
369 * tree-inline.h: New file. Declare functions to be moved to
370 tree-inline.c. Define macros and declare types and hooks for
371 language-specific tree inlining.
372 (flag_inline_trees): Moved definition from cp/decl2.c.
373 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
374 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
375 (struct tree_decl): Moved saved_tree from c_lang_decl and
376 inlined_fns from C++'s lang_decl.
378 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
380 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
381 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
383 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
385 * doc/cppinternals.texi: Update.
387 2001-10-04 Eric Christopher <echristo@redhat.com>
389 * config/mips/mips.c (init_cumulative_args): Remember to set
391 * config.gcc: Redo linux configuration. Add target_cpu_default
392 of soft-float to all mipsisa32 combinations and tx39.
393 * config/mips/linux.h: Remove include of mips.h.
395 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
397 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
398 HOST_LDFLAGS and HOST_CPPFLAGS.
400 2001-10-03 Ziemowit Laski <zlaski@apple.com>
402 * c-parse.in (objc_inherit_code, objc_pq_context,
403 objc_public_flag): Make static.
404 (objc_interface_context, objc_implementation_context,
405 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
406 global tree array in objc/objc-act.[ch].
407 (methoddef): Remove unnecessary code.
409 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
410 Hoist struct definitions to objc-act.h.
411 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
412 cat_count): Place declaration in objc-act.h.
413 (objc_tree_index): Move enumeration to objc-act.h.
414 (objc_global_trees): Place declaration and macro accessors in
416 (implementation_context): Remove duplicate; use
417 objc_implementation_context instead:
418 (method_context): Remove duplicate; use objc_method_context
420 (objc_ellipsis_node, objc_method_prototype_template,
421 implemented_classes, function_type): Move global vars to
423 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
424 (build_message_expr): Move actual construction of ObjC message
425 send nodes to finish_message_expr.
426 (finish_message_expr): New routine, contains code formerly in
428 * objc/objc-act.h (finish_message_expr): New prototype.
429 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
430 declarations; these vars are now part of objc_global_trees.
431 (objc_tree_index, objc_global_trees): Move definitions from
433 * objc/objc-tree.def: Update copyright info.
435 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
437 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
439 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
440 only if TARGET_ARCH64.
442 2001-10-02 Bernd Schmidt <bernds@redhat.com>
444 * doc/extend.texi: Fix some problems with previous checkin.
445 * doc/invoke.texi: Likewise.
447 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
449 * cpphash.h: Update comments.
450 (cpp_context): Update.
451 (spec_nodes): Remove n__Pragma.
452 * cppinit.c (cpp_create_reader): Update.
453 (builtin_array): Add _Pragma.
454 * cpplib.h: Update comments.
455 (NODE_DISABLED, BT_PRAGMA): New.
456 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
457 * cppmacro.c (struct cpp_macro): Remove disabled.
458 (builtin_macro): Return int, handle _Pragma, push the new token
459 on the context stack.
460 (funlike_invocation_p): Unconstify, update.
461 (enter_macro_context): Handle builtins here.
462 (replace_args, push_token_context, push_ptoken_context):
463 Update for prototype changes.
464 (_cpp_pop_context): Update.
465 (cpp_get_token): Don't handle buitins, nor _Pragma here.
466 (cpp_sys_macro_p): Update.
467 (_cpp_free_definition): Clear disabled flag.
468 (_cpp_create_definition): Upate.
469 * cppmain.c: Update comments.
471 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
472 Andreas Jaeger <aj@suse.de>,
473 Jan Hubicka <jh@suse.cz>
475 * doc/invoke.texi (i386 Options): Document x86-64 options.
476 (i386 and x86-64 Options): Rename i386 options section.
478 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
479 (TARGET_SWITCHES): Add -munwind-info.
480 (MASK_NO_UNWIND_INFO): New.
481 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
483 (ASM_OUTPUT_DOUBLE_INT): New.
485 * config/i386/linux64.h: New spec file for Linux x86-64 support.
486 * config.gcc: Fix tm_file settings for x86-64.
487 * config/i386/x86-64.h: New file with OS independent x86-64
489 * config/i386/biarch64.h: New file used to configure compiler
490 to biarch/64bit compilation.
492 * config/i386/i386.c: (override_options): Set flags default
493 for 64bit compilation.
495 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
497 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
498 (ix86_expand_int_movcc): Optimize DImode conditional moves with
500 (ix86_attr_length_immediate_default): Support MODE_DI.
501 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
503 (indirect_jump, tablejump): Turn into expander.
505 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
507 * c-common.c (c_format_attribute_table): Make format and
508 format_arg attributes apply to function types rather than to
510 (is_valid_printf_arglist): Construct an attribute list and pass
511 that to check_function_format rather than a name.
512 * c-common.h (check_function_format): Adjust prototype.
513 * c-decl.c (duplicate_decls): Preserve attributes from type of
514 built-in decl when allowing for harmless conflict in types.
515 * c-format.c (record_function_format,
516 record_international_format, function_format_list,
517 international_format_info, international_format_list): Remove.
518 (function_format_info): Remove next, name and assembler_name.
519 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
520 (decode_format_attr): New.
521 (handle_format_attribute): Handle receiving a type rather than a
522 decl. Call decode_format_attr. Store format information in a
523 function_format_info.
524 (handle_format_arg_attribute): Correct comment. Handle receiving
525 a type rather than a decl. Use unsigned HOST_WIDE_INT for
527 (check_format_info_recurse, check_format_info_main): Take argument
528 numbers as unsigned HOST_WIDE_INT.
529 (check_function_format): Take a list of attributes from the
530 function type rather than a name or assembler name. Check for
531 format attributes in that list and the attributes on the type of
532 the current function rather than looking through
533 function_format_list.
534 (check_format_info): Use unsigned HOST_WIDE_INT for argument
536 (check_format_info_recurse): Take format_arg attributes from the
537 type of the function calls rather than using
538 international_format_list. Allow for multiple format_arg
540 * c-typeck.c (build_function_call): Pass type attributes to
541 check_function_format rather than name or assembler name. Don't
542 require there to be a name or assembler name to check formats.
544 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
546 * attribs.c (decl_attributes): Possibly call
547 insert_default_attributes to insert default attributes on
548 functions in a lazy manner.
549 * builtin-attrs.def: New file; define the default format and
550 format_arg attributes.
551 * c-common.c (c_format_attribute_table): Move to earlier in the
553 (c_common_nodes_and_builtins): Initialize format_attribute_table.
554 (enum built_in_attribute, built_in_attributes,
555 c_attrs_initialized, c_init_attributes,
556 c_common_insert_default_attributes): New.
557 (c_common_lang_init): Don't initialize format_attribute_table. Do
558 call c_init_attributes.
559 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
560 * c-common.h (init_function_format_info): Don't declare.
561 (c_common_insert_default_attributes): Declare.
562 * c-decl.c (implicitly_declare, builtin_function): Call
564 (init_decl_processing): Don't call init_function_format_info.
565 (insert_default_attributes): New.
566 * c-format.c (handle_format_attribute,
567 handle_format_arg_attribute): Be quiet about inappropriate
568 declaration when applying default attributes.
569 (init_function_format_info): Remove.
570 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
571 (insert_default_attributes): Declare.
573 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
575 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
577 2001-10-01 Jim Wilson <wilson@redhat.com>
579 * sched-deps.c (add_dependence): When elide conditional dependence,
580 check that insn doesn't modify cond2.
582 2001-10-01 Dale Johannesen <dalej@apple.com>
584 * config/rs6000/rs6000.h (enum processor_type): Add support
585 for 7400 (G4) and 7450.
587 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
588 (rs6000_issue_rate): Ditto.
589 (rs6000_adjust_cost): Fix cycle counts for compares.
590 (debug_stack_info): Fix an obvious typo.
591 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
592 * doc/invoke.texi: Document.
593 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
595 (PROCESSOR_DEFAULT): Ditto.
597 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
599 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
600 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
601 later recursive make invocation.
603 2001-10-01 Hans Boehm <boehm@acm.org>
605 * optabs.c (emit_libcall_block): When using non-call exceptions,
606 don't add REG_LIBCALL reg notes to trapping calls.
608 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
610 * flow.c (propagate_block_delete_libcall): Remove unused first arg
611 (propagate_one_insn): Update for above change
613 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
615 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
616 _Unwind_GetTextRelBase): Argument is unused.
618 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
620 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
621 Loop through NOPs, placeholders, and components.
622 Don't go through NOPs if change mode.
623 (record_alias_subset): Do nothing if SUBSET and SET are the same.
624 * emit-rtl.c (set_mem_alias_set): Enable check.
625 * expr.c (find_placeholder): New function.
626 (expand_expr, case PLACEHOLDER_EXPR): Use it.
627 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
628 to modify it and avoid unneeded copies.
629 * expr.h (expand_expr): Always define.
630 (find_placeholder): New declaration.
632 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
634 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
635 operand 2 is the stack pointer.
636 ("addr-peephole"): Fix address computation peephole when operand 2
637 is the stack pointer.
639 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
641 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
642 (ix86_setup_incoming_varargs): Likewise.
644 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
646 * stor-layout.c (layout_type): Don't complain about too-large
649 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
651 * function.c (keep_stack_depressed): Don't use delete_insn.
653 * expr.h (set_mem_alias_set): Move decl to here.
654 * rtl.h (mem_attrs): New typedef and struct.
655 (union rtunion_def): Add field for mem_attrs.
656 (X0MEMATTR, MEM_ATTRS): New macros.
657 (MEM_ALIAS_SET): Use MEM_ATTRS.
658 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
659 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
660 (set_mem_alias_set): Delete decl from here.
662 * alias.c (set_mem_alias_set): Delete from here.
663 * emit-rtl.c (mem_attrs_htab): New variable.
664 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
665 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
666 (mem_attrs_mark, get_mem_attrs): Likewise.
667 (gen_rtx_MEM): Clear MEM_ATTRS.
668 (set_mem_attributes): Move to here.
669 (set_mem_alias_set): Likewise, and call get_mem_attrs.
670 (init_emit_once): const_int_htab now deletable htab.
671 Initialize mem_attrs_htab.
672 * explow.c (set_mem_attributes): Delete from here.
673 * function.c (put_var_into_stack): Clear MEM_ATTRS.
674 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
675 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
676 * reload1.c (reload): Rework changing REG to MEM.
678 2001-09-30 H.J. Lu <hjl@gnu.org>
680 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
681 * config.in: Rebuild.
683 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
685 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
686 ("tsthi_1"): Avoid allocation in register y.
687 ("*movqi_68hc12"): Reorganize and fix constraints.
688 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
689 ("addqi3"): Likewise.
690 ("addhi3"): Fix constraints.
691 ("*logicalhi3_zexthi"): Disparage soft registers.
693 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
695 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
698 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
700 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
701 that we use setjmp/longjmp exceptions.
703 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
705 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
706 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
707 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
708 _cpp_pool_alloc, _cpp_next_chunk): Remove.
709 (_cpp_extend_buff, BUFF_ROOM): Update.
710 (_cpp_append_extend_buff): New.
711 (struct cpp_reader): Remove macro_pool, add a_buff.
712 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
714 (cpp_destroy): Free a_buff instead of macro_pool.
715 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
716 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
717 _cpp_pool_alloc, ): Remove.
718 (parse_number, parse_string): Update use of _cpp_extend_buff.
719 (_cpp_extend_buff): Update.
720 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
721 * cpplib.c (glue_header_name, parse_answer):
722 Update use of _cpp_extend_buff.
723 (cpp_register_pragma, cpp_register_pragma_space): Use
725 (do_assert, do_unassert): Check for EOL, update.
726 * cppmacro.c (stringify_arg, collect_args): Update to use
727 _cpp_extend_buff and _cpp_append_extend_buff.
728 (save_parameter, parse_params, alloc_expansion_token,
729 _cpp_create_definition): Rework memory management.
731 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
733 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
734 update md_exec_prefix.
735 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
738 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
740 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
741 (SELECT_CC_MODE): Use s390_select_ccmode.
742 * config/s390/s390-protos.h (s390_select_ccmode): Add.
743 * config/s390/s390.c (s390_select_ccmode): New.
744 (s390_match_ccmode): Add CCLmode.
745 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
746 (output_branch_condition, output_inverse_branch_condition): Removed.
747 (print_operand): Use s390_branch_condition_mnemonic.
748 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
749 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
750 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
752 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
753 when converting conditional branches to far branches.
754 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
755 cmpint_di): Use CCSmode instead of CCUmode.
757 * config/s390/s390.c (legitimate_la_operand_p): New.
758 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
759 * config/s390/s390.md (movsi): Convert load address patterns to
760 arithmetic operations when necessary.
761 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
762 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
763 (*do_la_reg_0): Don't use before reload.
765 * config/s390/s390.c (legitimize_address): Make more efficient
766 use of two-register addressing mode.
768 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
769 with -mno-backchain in some corner cases.
771 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
773 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
775 * reload.c (find_reloads): Mark new USE insns with QImode.
776 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
777 find_reloads_subreg_address): Likewise.
778 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
780 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
782 (reload): Make sure there are no USEs with mode other than
783 VOIDmode. At the end, remove those marked with QImode.
785 2001-09-29 Per Bothner <per@bothner.com>
787 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
788 * Makefile.in (includedir): Rename to local_includedir.
789 (includedir): Define as $(prefix)/include.
790 * config.in (PREFIX_INCLUDE_DIR): New variable.
791 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
793 2001-09-29 Bernd Schmidt <bernds@redhat.com>
795 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
797 * doc/extend.texi (Vector Extensions): New node.
798 * doc/invoke.texi (Machine Dependent Options): Add documentation for
799 i386 -mmmx, -msse, -m3dnow.
801 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
803 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
805 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
807 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
809 * doc/invoke.texi (Optimize Options): Delete spurious @table.
811 2001-09-28 Richard Henderson <rth@redhat.com>
813 * varasm.c (assemble_integer): Bound alignment check by
816 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
818 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
820 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
822 2001-09-25 Bernd Schmidt <bernds@redhat.com>
824 Mostly from Graham Stott <grahams@redhat.com>
825 * c-common.c (type_for_mode): Add support for V2SFmode.
826 * tree.c (build_common_tree_nodes_2): Likewise.
827 * tree.h (enum tree_index, global_trees): Likewise.
828 * config/i386/i386.c (x86_3dnow_a): New variable.
829 (override_options): Support 3Dnow extensions.
830 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
831 Athlon's version of 3Dnow.
832 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
833 (ix86_expand_builtin): Handle them.
834 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
835 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
836 TARGET_3DNOW_A): New macros.
837 (TARGET_SWITCHES): Add 3Dnow switches.
838 (VALID_MMX_REG_MODE_3DNOW): New macro.
839 (VECTOR_MODE_SUPPORTED_P): Use it.
840 (enum ix86_builtins): Add entries for 3Dnow builtins.
841 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
842 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
843 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
844 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
845 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
846 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
847 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
848 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
849 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
850 sfence_insn, prefetch): Make these available if TARGET_SSE or
853 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
855 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
856 ix86_va_start, ix86_build_va_list): Declare.
857 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
858 ix86_va_start, ix86_build_va_list): New global functions.
859 * i386.md (sse_prologue_save_insn): New insn.
860 (sse_prologue_save): New expander.
861 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
862 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
864 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
866 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
867 Use size_t everywhere, make definitions consistent with
870 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
872 * gcse.c (replace_store_insn): Use delete_insn.
873 * loop.c (move_movables): Likewise; avoid delete_insn
874 from clobbering notes moved elsewhere.
875 (check_dbra_loop): Use delete_insn.
876 * ssa.c (convert_from_ssa): Likewise.
877 * cse.c (cse_insn): Use delete_insn.
879 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
881 * cpphash.h (struct cpp_buff): Make unsigned.
882 (_cpp_get_buff): Take length of size_t.
883 (_cpp_unaligned_alloc): New.
884 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
885 (struct cpp_reader): Remove ident_pool. Add u_buff.
886 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
887 (cpp_destroy): Destroy u_buff, not ident_pool.
888 * cpplex.c (parse_number, parse_string, save_comment,
889 cpp_token_as_text): Update to use the unaligned buffer.
890 (new_buff): Make unsigned.
891 (_cpp_unaligned_alloc): New.
892 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
893 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
895 (collect_args): Make unsigned.
897 2001-09-27 Zack Weinberg <zack@codesourcery.com>
899 * cpplex.c (cpp_output_token): Use a putc loop for
900 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
902 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
903 * configure, config.in: Regenerate.
904 * system.h: Replace fwrite and fprintf with their unlocked
905 variants if available.
907 2001-09-27 Richard Henderson <rth@redhat.com>
909 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
910 in favour of .eh_frame.
912 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
914 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
916 (LIBCALL_VALUE): Likewise.
918 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
920 * cpphash.h: Update comment.
921 * cpplex.c: Update comments.
922 (_cpp_can_paste): Remove.
923 * cpplib.h (_cpp_can_paste): Remove.
924 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
925 lexer rather than _cpp_can_paste.
927 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
929 * doc/cppinternals.texi: Update.
931 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
933 * cpphash.h (struct cpp_pool): Remove locks and locked.
934 (struct cpp_context): Add member buff.
935 (struct cpp_reader): Remove member argument_pool.
936 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
937 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
938 * cpplex.c (chunk_suitable): Remove pool argument.
939 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
940 (new_buff, _cpp_extend_buff): Update.
941 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
942 which buffer is returned.
943 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
944 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
945 * cppmacro.c (lock_pools, unlock_pools): Remove.
946 (push_ptoken_context): Take a _cpp_buff.
947 (enter_macro_context): Pool locking removed.
948 (replace_args): Use a _cpp_buff for the replacement list with
950 (push_token_context): Clear buff.
951 (expand_arg): Use _cpp_pop_context.
952 (_cpp_pop_context): Free a context's buffer, if any.
954 2001-09-26 DJ Delorie <dj@redhat.com>
956 * c-typeck.c (digest_init): Check for sizeless arrays.
958 2001-09-26 Richard Henderson <rth@redhat.com>
960 * optabs.c (init_one_libfunc): Create a dummy function type
961 instead of using error_mark_node.
963 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
965 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
966 _cpp_extend_buff, _cpp_free_buff): New.
967 (struct cpp_reader): New member free_buffs.
968 * cppinit.c (cpp_destroy): Free buffers.
969 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
970 _cpp_extend_buff, _cpp_free_buff): New.
971 * cpplib.h (struct cpp_options): Remove unused member.
972 * cppmacro.c (collect_args): New. Combines the old parse_arg
973 and parse_args. Use _cpp_buff for memory allocation.
974 (funlike_invocation_p, replace_args): Update.
976 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
978 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
980 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
982 * except.c (sjlj_mark_call_sites): Change address inside sequence.
984 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
986 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
989 2001-09-25 Janis Johnson <janis187@us.ibm.com>
990 Jim Wilson <wilson@redhat.com>
992 * doc/install.texi (Specific, ia64-*-linux): Document.
994 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
996 * Makefile.in (cfgrtl.o): Add.
997 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
998 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
999 free_aux_for_edge): Declare.
1001 (HAVE_return): Undefine.
1002 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1003 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1004 free_aux_for_edge): New global functions.
1005 (first_delete_block): New static variable.
1006 (init_flow): Clear first_delete_block.
1007 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1008 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1009 try_redirect_by_replacing_jump, last_loop_beg_note,
1010 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1011 delete_insn, delete_insn_chain, create_basic_block_structure,
1012 create_basic_block, flow_delete_block, compute_bb_for_insn,
1013 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1014 set_block_for_new_insns, split_block, merge_blocks_nomove,
1015 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1016 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1017 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1018 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1019 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1020 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1021 purge_all_dead_edges): Move to ....
1022 * cfgrtl.c: New file; .... Here.
1024 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1025 (reroder_basic_block): Use alloc_aux_for_blocks.
1026 * predict.c (estimate_bb_frequencies): Likewise; use
1027 alloc_aux_for_edges.
1028 * profile.c (compute_branch_probabilities): Likewise.
1029 (branch_prob): Likewise.
1030 * reg-stack.c (reg_to_stack): Likewise.
1032 * emit-rtl.c (emit_insns_after): Never return NULL.
1034 * basic-block.h (set_block_for_new_insns): Delete.
1035 * cfgrtl.c (set_block_for_new_insns): Delete.
1037 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1038 calls when crossjumping.
1040 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1041 * unroll.c (copy_loop_body): Use delete_insn.
1043 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1044 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1045 keep_stack_depressed): Likewise.
1046 * gcse.c (cprop_cc0_jump): Likewise.
1047 * local-alloc.c (update_equiv_regs): Likewise.
1048 * loop.c (scan_loop, loop_delete_insns): Likewise.
1049 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1050 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1051 delete_output_reload, delete_address_reloads_1,
1052 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1054 * sibcall.c (replace_call_placeholder): Likewise.
1055 * cse.c (cse_insn): Likewise.
1057 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1059 From Graham Stott <grahams@redhat.com>
1060 (def_builtin): Only define builtins appropriate for target_flags. All
1062 (builtin_decsription): Add new field mask which is used to determine
1063 when to define the builtin via the macro def_builtin.
1065 (bdesc_comi): Initialise new mask fields.
1066 (bdesc_2srg): Likewise.
1067 (bdesc_1arg): Likewise.
1069 * config/i386/i386.c (ix86_init_builtins): Correct return type
1070 building v4hi_ftype_v4hi_int_int tree node.
1071 (ix86_expand_sse_comi): Fix typo swapping operands.
1072 Don't swap comparision condition, it is already swapped.
1073 (ix86_expand_sse_compare): Before swapping operands
1074 move operand 1 into new rtx and not the target rtx.
1075 Don't swap comparison condition, it is already swapped.
1076 Always check whether we need to create a new TARGET.
1078 * config/i386/i386.md: (sse_comi) Fix typos.
1079 (sse_ucomi): Likewise.
1080 (cvtss2si): Fix operand 0 contraint.
1081 (cvttss2si): Likewise.
1082 (sse_unpckhps): Fix mode for operand 2.
1083 (sse_unpcklps): Likewise.
1085 2001-09-25 Graham Stott <grahams@redhat.com>
1087 * sibcall.c (skip_copy_to_return_value): Tighten return value
1090 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1092 * rs6000.c (lwa_operand): Address must be word aligned.
1094 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1096 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1097 number has been set.
1098 (type_hash_mark): Mark type itself.
1100 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1102 * c-lex.c (cb_def_pragma): Update.
1103 (c_lex): Update, and skip padding.
1104 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1105 * cpphash.h (struct toklist): Delete.
1106 (union utoken): New.
1107 (struct cpp_context): Update.
1108 (struct cpp_reader): New members eof, avoid_paste.
1109 (_cpp_temp_token): New.
1110 * cppinit.c (cpp_create_reader): Update.
1111 * cpplex.c (_cpp_temp_token): New.
1112 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1113 (cpp_output_token): Don't print leading whitespace.
1114 (cpp_output_line): Update.
1115 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1116 do_include_common, do_line, do_ident, do_pragma,
1117 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1118 parse_assertion): Update.
1119 (get_token_no_padding): New.
1120 * cpplib.h (CPP_PADDING): New.
1121 (AVOID_LPASTE): Delete.
1122 (struct cpp_token): New union member source.
1123 (cpp_get_token): Update.
1124 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1125 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1126 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1127 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1128 _cpp_backup_tokens, _cpp_create_definition): Update.
1129 (push_arg_context): Delete.
1130 (padding_token, push_token_context, push_ptoken_context): New.
1131 (make_string_token, make_number_token): Update, rename.
1132 (cpp_get_token): Update to handle tokens as pointers to const,
1133 and insert padding appropriately.
1134 * cppmain.c (struct printer): New member prev.
1135 (check_multiline_token): Constify.
1136 (do_preprocessing, cb_line_change): Update.
1137 (scan_translation_unit): Update to handle spacing.
1138 * scan-decls.c (get_a_token): New.
1139 (skip_to_closing_brace, scan_decls): Update.
1140 * fix-header.c (read_scan_file): Update.
1142 * doc/cpp.texi: Update.
1144 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1146 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1147 leak by passing malloc'ed pointer to reconcat, not concat.
1149 2001-09-24 DJ Delorie <dj@redhat.com>
1151 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1153 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1155 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1156 reference is from the literal pool.
1158 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1160 * doc/install.texi (Final install): Request additional information
1161 in mail about successful builds.
1163 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1165 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1166 initial value of return pointer register instead of value in frame-20.
1169 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1171 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1172 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1173 the libcall if there isn't a referenced identifier for the symbol.
1175 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1177 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1178 non 64-bit machines. Use these as a plabel for the trampoline.
1179 (TRAMPOLINE_SIZE): Adjust size for new words.
1180 (INITIALIZE_TRAMPOLINE): Initialize new words.
1181 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1182 pointer to the plabel in the trampoline.
1184 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1186 * pa.c (function_arg): Pass floating arguments in both general and
1187 floating registers in indirect (dynamic) calls when generating code
1188 for the 32 bit ABI and the HP assembler.
1190 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1192 * doc/install.texi: Markup fixes.
1193 Use Solaris 2, SunOS 4 as appropriate.
1194 (Specific, *-*-solaris2*): Explain this.
1195 Unconditionally warn against /usr/ucb tools.
1196 Remove Sun as warning, obsolete.
1197 Move X11 header bug workaround here, update patches.
1198 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1199 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1201 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1203 * errors.h (warning, error, fatal, internal_error): Don't mark
1204 with ATTRIBUTE_PRINTF_n.
1205 * toplev.h (internal_error, fatal_io_error, warning, error,
1206 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1207 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1210 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1212 * function.c (pop_function_context_from): var_refs_queue
1213 and temp slots now in GC memory.
1214 (mark_function_status, free_after_compilation): Likewise;
1215 also struct function now in GC memory.
1216 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1217 (combine_temp_slots): Likewise.
1218 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1219 (prepare_function_start): Use GC memory for struct function.
1220 (mark_temp_slot): Deleted.
1221 (gcc_mark_struct_function): struct function now in GC memory.
1223 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1224 code for division, not modulus.
1226 * rtl.def (MEM): Remove obsolete part of comment.
1228 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1230 * c-format.c (init_function_format_info): Check __builtin_printf
1231 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1234 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1236 * c-common.c (format_attribute_table): Remove decl.
1237 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1238 (lang_attribute_common): Likewise.
1240 * function.c (fix_lexical_address): Use set_mem_alias_set.
1241 (expand_function_start): Likewise.
1242 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1244 * varasm.c (output_constant): Fix unused variable warning.
1246 * attribs.c: New file, from c-common.c.
1247 (attribute_tables): Now four elements.
1248 (format_attribute_table, lang_attribute_common): New variables.
1249 (init_attributes): Reflect above changes.
1250 (handle_mode_attribute): Delete check for wider than uintmax.
1251 * c-common.c: Delete parts moved to attribs.c.
1252 (enum attrs): Deleted; unused.
1253 (c_format_attribute_table): New variable.
1254 (c_common_lang_init): Initialize format_attribute_table with it.
1255 * c-common.h (decl_attributes): Remove decl.
1256 * tree.h (decl_attribute): Move it to here.
1257 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1258 (attribs.o): New rule.
1260 2001-09-22 Andreas Jaeger <aj@suse.de>
1262 * builtins.c (c_getstr): Remove unused variable.
1264 2001-09-21 Richard Henderson <rth@redhat.com>
1266 * reload1.c (reload): Use delete_insn instead of splatting
1269 2001-09-21 Richard Henderson <rth@redhat.com>
1271 * reload.c (push_secondary_reload): Don't check for "=" in output
1272 constraint after ""->ALL_REGS check.
1274 2001-09-21 Richard Henderson <rth@redhat.com>
1276 * predict.c (expected_value_to_br_prob): Use pc_set.
1278 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1279 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1281 2001-09-21 Richard Henderson <rth@redhat.com>
1283 * rtl.h (LCT_RETURNS_TWICE): New.
1284 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1286 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1287 to ECF_RETURNS_TWICE.
1288 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1291 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1293 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1294 (JMP_BUF_SIZE): New.
1296 2001-09-21 Richard Henderson <rth@redhat.com>
1298 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1301 2001-09-21 Richard Henderson <rth@redhat.com>
1303 * tree.def (FDESC_EXPR): New.
1304 * expr.c (expand_expr): Handle it.
1305 * varasm.c (initializer_constant_valid_p): Likewise.
1306 (output_constant): Likewise.
1307 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1308 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1309 (ASM_OUTPUT_FDESC): New.
1310 * doc/tm.texi: Document the new macros.
1312 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1314 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1315 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1316 once merging is complete.
1318 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1320 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1322 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1324 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1325 that would be invalid after a merge.
1327 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1329 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1330 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1332 (flow_delete_insn): This one.
1333 (delete_insn_chain): Rename from ...; do not care labels.
1334 (flow_delete_insn_chain): ... this one.
1335 (flow_delete_block): Remove the insns one BB has been expunged.
1336 (merge_blocks_nomove): Likewise.
1337 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1338 updating BB boundaries.
1339 (tidy_fallthru_edge): Likewise.
1340 (commit_one_edge_insertion): Likewise.
1341 * cfgbuild.c (find_basic_block): Likewise.
1342 (find_basic_blocks_1): Likewise.
1343 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1344 (try_crossjump_to_edge): Likewise.
1345 (try_optimize_cfg): Likewise.
1346 * cse.c (delete_trivially_dead_insns): Likewise.
1347 * df.c (df_insn_delete): Likewise.
1348 * doloop.c (doloop_modify): Use delete_related_insns.
1349 * emit-rtl.c (try_split): Likewise.
1350 (remove_insn): Update BB boundaries.
1351 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1352 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1353 updating BB boundaries.
1354 (propagate_block_delete_insn): Likewise.
1355 (propagate_block_delete_libcall): Likewise.
1356 * function.c (delete_handlers): Use delete_related_insns.
1357 (thread_prologue_and_epilogue_insns): Likewise.
1358 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1359 * genpeep.c (gen_peephole): Use delete_related_insns.
1360 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1362 (find_cond_trap): Likewise.
1363 * integrate.c (save_for_inline): Use delete_related_insns.
1364 (copy_insn_list): Likewise.
1365 * jump.c (pruge_linie_number_notes): Likewise.
1366 (duplicate_loop_exit_test): Likewise.
1367 (delete_computation): Likewise.
1368 (delete_related_insn): Rename from ...; use delete_insn
1369 (delete_insn): ... this one.
1370 (redirect_jump): Use delete_related_insns.
1371 * loop.c (scan_loop): Likewise.
1372 (move_movables): Likewise.
1373 (find_and_verify_loops): Likewise.
1374 (check_dbra_loop): Likewise.
1375 * recog.c (peephole2_optimize): Likewise.
1376 * reg-stack.c (delete_insn_for_stacker): Remove.
1377 (move_for_stack_reg): Use delete_insn.
1378 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1379 * reload1.c (delete_address_reloads): Use delete_related_insns.
1380 (fixup_abnormal_edges): Use delete_insn.
1381 * recog.c (emit_delay_sequence): Use delete_related_insns.
1382 (delete_from-delay_slot): Likewise.
1383 (delete_scheduled_jump): likewise.
1384 (optimize_skip): Likewise.
1385 (try_merge_delay_insns): Likewise.
1386 (full_simple_delay_slots): Likewise.
1387 (fill_slots_from_thread): Likewise.
1388 (relax_delay_slots): Likewise.
1389 (make_return_insns): Likewise.
1390 (dbr_schedule): Likewise.
1391 * rtl.h (delete_insn): Rename to delete_related_insns.
1392 (delete_insn, delete_insn_chain): New prototypes.
1393 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1394 by df_insn_delete already.
1395 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1396 * ssa.c (convert_from_ssa): Use delete_related_insns.
1397 * unroll.c (unroll_loop): Likewise.
1398 (calculate_giv_inc): Likewise.
1399 (copy_loop_body): Likewise.
1401 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1402 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1403 ix86_return_in_memory, ix86_function_value): Declare.
1404 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1405 new static valurables.
1406 (x86_64_reg_class): New enum
1407 (x86_64_reg_class_name): New array.
1408 (classify_argument, examine_argument, construct_container,
1409 merge_classes): New static functions.
1410 (optimization_options): Enable flag_omit_frame_pointer and disable
1411 flag_pcc_struct_return on 64bit.
1412 (ix86_libcall_value, ix86_function_value,
1413 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1414 ix86_return_in_memory, ix86_function_value): New global functions.
1415 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1416 (function_arg_advance): Handle x86_64 passing conventions.
1417 (function_arg): Likewise.
1418 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1419 (RETURN_IN_MEMORY): Move offline.
1420 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1421 (FUNCTION_VALUE_REGNO_P): New macro.
1422 (FUNCTION_ARG_REGNO_P): Move offline.
1423 (struct ix86_args): Add maybe_vaarg.
1424 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1425 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1427 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1429 * s390.md: Changed attributes for scheduling.
1430 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1433 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1435 Table-driven attributes.
1436 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1437 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1438 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1439 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1440 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1441 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1442 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1443 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1444 * tree.h (struct tree_decl): Change machine_attributes to
1446 * doc/c-tree.texi: Document that all attributes are now attached
1448 * c-common.c (add_attribute, attrtab, attrtab_idx,
1449 default_valid_lang_attribute, valid_lang_attribute): Remove.
1450 (attribute_tables, attributes_initialized,
1451 c_common_attribute_table, default_lang_attribute_table): New
1453 (handle_packed_attribute, handle_nocommon_attribute,
1454 handle_common_attribute, handle_noreturn_attribute,
1455 handle_unused_attribute, handle_const_attribute,
1456 handle_transparent_union_attribute, handle_constructor_attribute,
1457 handle_destructor_attribute, handle_mode_attribute,
1458 handle_section_attribute, handle_aligned_attribute,
1459 handle_weak_attribute, handle_alias_attribute,
1460 handle_no_instrument_function_attribute,
1461 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1462 handle_no_limit_stack_attribute, handle_pure_attribute): New
1464 (init_attributes, decl_attributes): Rewrite to implement
1465 table-driven attributes.
1466 * c-common.h (enum attribute_flags): Move to tree.h.
1467 * c-format.c (decl_handle_format_attribute,
1468 decl_handle_format_arg_attribute): Rename to
1469 handle_format_attribute and handle_format_arg_attribute. Update
1470 for table-driven attributes.
1471 * c-common.h (decl_handle_format_attribute,
1472 decl_handle_format_arg_attribute): Remove prototypes.
1473 (handle_format_attribute, handle_format_arg_attribute): Add
1475 * c-decl.c (grokdeclarator): Handle attributes nested inside
1477 * c-parse.in (setattrs, maybe_setattrs): Remove.
1478 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1479 Update to handle nested attributes properly.
1480 (maybe_resetattrs, after_type_declarator,
1481 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1482 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1484 (make_pointer_declarator): Update to handle nested attributes
1486 * doc/extend.texi: Update documentation of limits of attributes
1487 syntax. Warn about problems with attribute semantics in C++.
1488 * target.h (struct target): Remove valid_decl_attribute and
1489 valid_type_attribute. Add attribute_table and
1490 function_attribute_inlinable_p.
1491 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1492 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1493 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1495 (TARGET_INITIALIZER): Update.
1496 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1498 (function_attribute_inlinable_p): New function. Check for the
1499 presence of any machine attributes before using
1500 targetm.function_attribute_inlinable_p.
1501 (function_cannot_inline_p): Update.
1502 * Makefile.in (integrate.o): Update dependencies.
1503 * doc/tm.texi: Update documentation of target attributes and
1504 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1505 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1507 (default_target_attribute_table,
1508 default_function_attribute_inlinable_p): New.
1509 (lookup_attribute): Update comment to clarify handling of multiple
1510 attributes with the same name.
1511 (merge_attributes, attribute_list_contained): Allow multiple
1512 attributes with the same name but different arguments to appear in
1513 the same attribute list.
1514 * tree.h (default_valid_attribute_p): Remove prototype.
1515 (struct attribute_spec): New.
1516 (default_target_attribute_table): Declare.
1517 (enum attribute_flags): Move from c-common.h. Add
1518 ATTR_FLAG_TYPE_IN_PLACE.
1519 (default_function_attribute_inlinable_p): Declare.
1520 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1521 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1522 (TARGET_ATTRIBUTE_TABLE): Define.
1523 (vms_attribute_table): New.
1524 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1525 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1526 (TARGET_ATTRIBUTE_TABLE): Define.
1527 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1528 * config/arm/arm.c (arm_valid_type_attribute_p,
1529 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1531 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1533 (TARGET_ATTRIBUTE_TABLE): Define.
1534 (arm_attribute_table, arm_handle_fndecl_attribute,
1535 arm_handle_isr_attribute): New.
1536 * config/avr/avr.c (avr_valid_type_attribute,
1537 avr_valid_decl_attribute): Remove.
1538 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1540 (TARGET_ATTRIBUTE_TABLE): Define.
1541 (avr_attribute_table, avr_handle_progmem_attribute,
1542 avr_handle_fndecl_attribute): New.
1543 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1544 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1545 (TARGET_ATTRIBUTE_TABLE): Define.
1546 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1547 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1548 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1549 (TARGET_ATTRIBUTE_TABLE): Define.
1550 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1551 h8300_handle_eightbit_data_attribute,
1552 h8300_handle_tiny_data_attribute): New.
1553 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1554 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1556 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1558 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1559 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1561 (TARGET_ATTRIBUTE_TABLE): Define.
1562 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1563 ix86_handle_regparm_attribute): New.
1564 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1565 i386_pe_valid_type_attribute_p): Remove.
1566 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1567 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1568 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1569 (TARGET_ATTRIBUTE_TABLE): Define.
1570 (ia64_attribute_table): New.
1571 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1572 interrupt_ident2, model_ident1, model_ident2): Remove.
1573 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1574 (TARGET_ATTRIBUTE_TABLE): Define.
1575 (init_idents): Update.
1576 (m32r_attribute_table, m32r_handle_model_attribute): New.
1577 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1579 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1580 (TARGET_ATTRIBUTE_TABLE): Define.
1581 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1582 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1583 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1584 (TARGET_ATTRIBUTE_TABLE): Define.
1585 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1586 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1587 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1588 (TARGET_ATTRIBUTE_TABLE): Define.
1589 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1590 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1591 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1592 (TARGET_ATTRIBUTE_TABLE): Define.
1593 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1594 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1595 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1596 (TARGET_ATTRIBUTE_TABLE): Define.
1597 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1598 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1600 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1602 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1603 (TARGET_ATTRIBUTE_TABLE): Define.
1604 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1606 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1607 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1608 (TARGET_ATTRIBUTE_TABLE): Define.
1609 (v850_attribute_table, v850_handle_interrupt_attribute,
1610 v850_handle_data_area_attribute): New.
1611 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1612 Return void. Call decl_attributes instead of
1613 valid_machine_attribute.
1615 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1617 * sh-protos.h (sh_pr_n_sets): Declare.
1618 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1619 look at the copy to determine if PR needs to be saved.
1620 sh_pr_n_sets: New function.
1621 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1622 (ALLOCATE_INITIAL_VALUE): Define.
1624 * sh.c (initial_elimination_offset):
1625 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1627 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1629 * integrate.c (allocate_initial_values): New function.
1630 * integrate.h (allocate_initial_values): Declare.
1631 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1633 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1635 * toplev.c (rest_of_compilation): To here.
1636 Call allocate_initial_values.
1637 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1639 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1641 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1643 2001-09-20 DJ Delorie <dj@redhat.com>
1645 * c-typeck.c (really_start_incremental_init): Discriminate
1646 between zero-length arrays and flexible arrays.
1647 (push_init_level): Detect zero-length arrays and handle them
1648 like fixed-sized arrays.
1649 * expr.c (store_constructor): Handle zero-length arrays and
1650 flexible arrays correctly.
1651 * doc/extend.texi: Update zero-length array notes.
1653 2001-09-20 Jim Wilson <wilson@redhat.com>
1655 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1656 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1657 for issue port conflicts.
1658 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1660 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1662 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1665 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1667 * fold-const.c (hashtab.h): Include.
1668 (int_const_binop): Remove FORSIZE arg and compute from type; all
1670 Call size_int_type_wide for all single-word constants.
1671 (size_htab_hash, size_htab_eq): New functions.
1672 (size_int_type_wide): Rework to use hash table.
1673 * ggc-common.c (hashtab.h): Include.
1674 (struct d_htab_root): New struct.
1675 (d_htab_roots): New variable.
1676 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1677 (ggc_mark_roots): Handle deletable htabs.
1678 * ggc-page.c (ggc_marked_p): New function.
1679 * ggc-simple.c (ggc_marked_p): Likewise.
1680 * ggc.h: Reformatting throughout.
1681 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1682 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1683 (type_hash_add): Allocate struct type_hash from GC memory.
1684 (mark_hash_entry, mark_type_hash): Deleted.
1685 (type_hash_marked_p, type_hash_mark): New functions.
1686 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1688 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1690 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1693 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1695 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1696 array-too-large test for signed sizetype.
1698 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1700 * i386.md (indirect_jump): Allow Pmode operand.
1701 (tablejump): LIkewise; perform expansion to 64bit mode.
1702 * i386.c (symbolic_operand): Allow 64bit PIC references.
1703 (pic_symbolic_operand): Likewise.
1704 (ix86_find_base_term): Strip the 64bit PIC references.
1705 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1706 (legitimize_pic_address): Likewise.
1707 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1708 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1710 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1712 * stringpool.c (get_identifier_with_length): New function.
1713 * tree.h (get_identifier_with_length): New prototype.
1715 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1716 David Edelsohn <edelsohn@gnu.org>
1719 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1720 already sign-extended.
1722 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1723 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1725 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1726 (output_profile_hook): Declare label_name const.
1727 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1728 to match constraints.
1730 2001-09-19 Stan Shebs <shebs@apple.com>
1732 * alias.c: Fix typos in comments.
1733 * sched-rgn.c (init_ready_list): Ditto.
1734 * unwind-dw2.c (uw_frame_state_for): Ditto.
1735 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1736 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1737 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1739 2001-09-19 Richard Henderson <rth@redhat.com>
1741 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1743 * Makefile.in (cfg.o): Depend on TM_P_H.
1745 2001-09-19 Richard Henderson <rth@redhat.com>
1747 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1748 (local_symbolic_operand): ... here.
1749 (small_symbolic_operand): Check mode.
1750 (global_symbolic_operand): New.
1751 (input_operand): Reject symbolics if explicit relocs.
1752 (call_operand): Tidy.
1753 (alpha_legitimize_address): Use movdi_er_high_g.
1754 (alpha_expand_mov): Likewise.
1755 * config/alpha/alpha-protos.h: Update.
1756 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1757 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1758 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1759 (UNSPECV_LDGP2): Remove.
1760 (all call patterns): Use 's' not 'i' for symbolic constraint.
1761 (call_osf call_value_osf): Use call_operand.
1762 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1763 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1764 (prologue_ldgp_1_er): Remove.
1765 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1766 (builtin_setjmp_receiver_er patterns): Use them.
1767 (exception_receiver_er): Likewise.
1769 2001-09-19 Richard Henderson <rth@redhat.com>
1771 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1773 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1774 and NON_LOCAL_GOTO notes.
1775 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1776 copy over CALL_INSN_FUNCTION_USAGE.
1778 2001-09-18 Catherine Moore <clm@redhat.com>
1780 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1783 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1785 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1786 new-style tm_file specification. Specify correct tm_p_file,
1787 md_file, and out_file for s390x.
1789 * config/s390/linux.h, linux64.h: Don't include other target
1790 macro header files. Now handled via tm_file.
1792 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1793 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1794 are defined before use.
1796 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1798 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1799 code generation only for Gnu assembler.
1801 2001-09-18 Catherine Moore <clm@redhat.com>
1803 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1805 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1807 * config/mips/mips.c (mips_frame_set): New.
1808 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1809 a parallel frame-related expression with a set for each register.
1811 2001-09-18 Philip Blundell <philb@gnu.org>
1813 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1816 2001-09-17 Dale Johannesen <dalej@apple.com>
1818 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1819 * config/rs6000/aix.h (FIXED_R2): Define.
1820 * config/rs6000/darwin.h (FIXED_R2): Define.
1821 * config/rs6000/sysv4.h (FIXED_R2): Define.
1823 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1825 * except.c (dw2_build_landing_pads): New local
1826 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1827 barrier after clobbers. Fixes c++/4012.
1829 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1833 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1835 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1836 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1838 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1840 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1843 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1845 * cpphash.h (_cpp_lex_direct): New.
1846 * cpplex.c (_cpp_lex_token): Update.
1847 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1848 and increment that pointer.
1849 * cppmacro.c (alloc_expansion_token): New.
1850 (lex_expansion_token): Lex macro expansion directly into
1853 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1855 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1857 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1859 * basic-block.h (free_bb_for_insn): Declare.
1860 * bb-reorder.c (label_for_bb): Use block_label.
1861 (emit_jump_to_block_after): Remove.
1862 (insert_intra_1): Do not update block_for_insn.
1863 (insert_inter_bb_scope_notes): Likewise; update bb->end
1864 * cfg.c (free_bb_for_insn): New.
1865 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1866 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1867 (commit_one_edge_insertion): Likewise.
1868 (commit_one_edge_insertion): Do not update BB boundary.
1869 (commit_edge_insertions): Do not call compute_bb_for_insn.
1870 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1871 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1872 (merge_blocks_move_successor_nojumps): Likewise.
1873 (try_crossjump_to_edge): Do not update block_for_insn.
1874 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1875 * df.c (df_pattern_emit_later): Do not update BB boundary.
1876 (df_jump_pattern_emit_after): Likewise.
1877 (df_insn_move_before): Use emit_insn_before.
1878 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1880 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1881 boundaries and basic_block_for_insn.
1882 (reorder_insns_nobb): Rename from reorder_insns.
1883 (reorder_insns): New.
1884 (emit_block_insn_before, emit_block_insn_after): Kill.
1885 * flow.c (check_function_return_warnings): Do not call
1886 compute_bb_for_insn; Do not free basic_block_for_insn.
1887 (attempt_auto_inc): Do not update basic_block_for_insn.
1888 * function.c (emit_return_into_block): Likewise;
1889 do not update BB boundaries.
1890 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1891 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1892 (pre_insert_copy_insn): Likewise.
1893 (update_ld_motion_notes): Likewise.
1894 (insert_insn_start_bb): Likewise.
1895 (replace_store_insn): Likewise.
1896 * ifcvt.c (noce_process_if_block): Likewise.
1897 (if_convert): Do not call compute_bb_for_insn.
1898 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1899 Use emit_insn_before and emit_insn_after.
1900 * recog.c (split_all_insns): Do not update BB boundaries;
1901 Do not call compute_bb_for_insn.
1902 (peephole2_optimize): Do not update BB boundaries.
1903 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1905 (emit_swap_insn): Likewise.
1906 (convert_regs_1): Likewise.
1907 * reload1.c (reload): Call compute_bb_for_insn.
1908 * rtl.h (reorder_insns_nobb): Declare.
1909 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1910 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1911 at places CFG is invalidated; do not call compute_bb_for_insn.
1913 * cfg.c (expunge_block): Invalidate BB structure.
1915 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1918 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1920 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1922 * cpphash.h (_cpp_lex_token): Update prototype.
1923 * cpplex.c (_cpp_lex_token): New prototype.
1924 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1925 lex_macro_node, read_flag, do_pragma_poison): Update.
1926 * cppmacro.c (cpp_get_token, parse_params,
1927 lex_expansion_token): Update.
1929 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1931 * cppmain.c (scan_translation_unit): Don't worry about
1932 putting a space after hashes.
1933 * cpplib.c (directive_diagnostics): New.
1934 (_cpp_handle_directive): Update to use directive_diagnostics.
1935 (run_directive): Don't toggle prevent_expansion.
1936 (do_line): Backup in case of the line extension.
1937 * cpplib.h (cpp_lexer_pos): Remove.
1938 * cppmacro.c (_cpp_create_definition): Precede a leading #
1941 2001-09-15 Richard Henderson <rth@redhat.com>
1943 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1945 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1947 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1949 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1951 PR preprocessor/3571
1952 * tradcpp.c (handle_directive): Skip non-vertical space.
1954 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1956 * cppmain.c (setup_callbacks): Set line callback only
1957 if outputting preprocessed source.
1959 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1961 * collect2.c (main): Const-ification.
1962 * gcc.c (translate_options, process_command): Use xstrdup in
1963 lieu of xmalloc/strcpy.
1964 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1966 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1968 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1971 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1973 * scan-decls.c (scan_decls): Fix typo.
1975 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1977 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1978 Split mlstring_pos into mls_line and mls_col.
1979 * cppinit.c (cpp_create_reader): Initialize line to 1.
1980 (cpp_destroy): Free tokenruns.
1981 (push_include): Don't update lexer_pos.
1982 * cpplex.c (unterminated, parse_string): Update.
1983 (lex_token): Don't update lexer_pos, update.
1984 * cpplib.c (if_stack): Save line instead of line + col.
1985 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1986 push_conditional, _cpp_pop_buffer): Update.
1987 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1988 (_cpp_create_definition): Update.
1990 2001-09-15 Eric Christopher <echristo@redhat.com>
1992 * config/mips/abi64.h: Add support for MEABI.
1994 2001-09-15 Eric Christopher <echristo@redhat.com>
1996 * config/mips/mips.md: Add unspec #2.
1998 (reload_outdi): Ditto.
1999 (reload_outsi): Ditto.
2002 2001-09-15 Eric Christopher <echristo@redhat.com>
2003 Jason Eckhardt <jle@redhat.com>
2005 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2006 * config/mips/isa32-linux.h: New file.
2007 * config/mips/isa3264.h: Ditto.
2008 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2009 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2010 (output_block_mode): Support MEABI.
2011 (function_arg): Ditto. Fix floating point arg passing.
2012 (mips_va_start): Ditto.
2013 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2015 (mips_asm_file_start): Add new section to pass abi to gdb.
2016 (function_arg_pass_by_reference): Support MEABI.
2017 (mips_parse_cpu): Support mips32 and mips64 processors.
2018 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2019 TARGET_MIPS5KC. Support isa32 and isa64.
2020 (processor_type): Add r4kc, r5kc, r20kc.
2021 (GENERATE_MULT3_SI): New.
2022 (GENERATE_MULT3_DI): Ditto.
2023 (GENERATE_MULT3): Remove.
2024 (ISA_HAS_64BIT_REGS): Add isa == 64.
2025 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2026 (ISA_HAS_MADD_MSUB): New.
2027 (ISA_HAS_CLZ_CLO): Ditto.
2028 (ISA_HAS_DCLZ_DCLO): Ditto.
2029 (ABI_GAS_ASM_SPEC): New.
2030 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2033 (SUBTARGET_CC1_SPEC): Ditto.
2034 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2035 (PAD_VARARGS_DOWN): Support MEABI.
2036 (HARD_REGNO_NREGS): Move to mips.c.
2037 (ASM_OUTPUT_IDENT): Add #undef.
2038 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2039 (mulsi3): Use GENERATE_MULT3_SI.
2040 (mulsi3_mult3): Ditto. Support mips32, mips64.
2041 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2042 (mul_sub_si): New pattern.
2043 (unnamed splitters): New.
2044 (muldi3): Use GENERATE_MULT3_DI.
2045 (muldi3_internal2): Ditto.
2046 (movdicc): Support mips32.
2047 * config/mips/t-isa3264: New file.
2049 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2051 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2052 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2053 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2055 * reorg.c (fill_slots_from_thread): After call to
2056 steal_delay_list_from_target, update own_thread as new_thread may
2059 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2061 * cpperror.c (print_location): Take line and column, for
2062 default positioning use the previously lexed token.
2063 (_cpp_begin_message): Take line and column.
2064 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2065 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2066 * cpphash.h (_cpp_begin_message): Update prototype.
2067 * cppinit.c (push_include): Don't set output line.
2068 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2069 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2070 (do_pragma): Kludge for front ends. Don't expand macros at all.
2071 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2072 (struct cpp_token): Remove output_line.
2073 (struct cpp_callbacks): New member line_change.
2074 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2075 cpp_get_token): Preserve BOL flag.
2076 (cpp_get_line): Remove.
2077 (_cpp_backup_tokens): Remove useless abort().
2078 * cppmain.c (cb_line_change): New.
2079 (scan_translation_unit): Don't worry about starting new lines here.
2080 * scan-decls.c (scan_decls): Update.
2081 * c-lex.c (c_lex, init_c_lex): Update.
2082 (cb_line_change, src_lineno): New.
2084 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2086 * tree.c (append_random_chars): Generate the random
2087 characters in a reproducable fashion.
2089 2001-09-14 Richard Henderson <rth@redhat.com>
2091 * config/i386/i386.c (internal_label_prefix): New.
2092 (internal_label_prefix_len): New.
2093 (override_options): Set them.
2094 (local_symbolic_operand): New.
2095 (legitimate_pic_address_disp_p): Use it.
2096 (legitimize_pic_address): Likewise.
2098 2001-09-14 Marc Espie <espie@openbsd.org>
2100 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2103 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2105 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2106 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2108 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2110 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2111 invocation of SUBREG_REGNO_OFFSET.
2113 * haifa-sched.c: Fix typo in FSF copyright statement.
2114 * sched-deps.c: Fix typo in FSF copyright statement.
2115 * sched-ebb.c: Fix typo in FSF copyright statement.
2116 * sched-rgn.c: Fix typo in FSF copyright statement.
2117 * sched-vis.c: Fix typo in FSF copyright statement.
2119 * config.gcc: Move inclusion of arm elf specific header files
2120 from the files themselves into the tm_file variable. Make
2121 sure that elfos.h is included before target specific elf
2123 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2125 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2126 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2127 ASM_OUTPUT_CASE_LABEL): Protect definition.
2128 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2129 not already defined.
2130 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2131 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2132 Remove duplicate definition.
2133 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2134 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2135 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2136 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2137 Remove inclusion of arm/elf.h.
2138 * config/arm/unknown-elf.h: as for conix-elf.h.
2139 (STARTFILE_SPEC): Include crti.o and crtn.o.
2140 * config/arm/linux-elf.h: as for conix-elf.h.
2141 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2142 * config/arm/strongarm-elf.h: Remove inclusion of
2144 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2145 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2146 unknown-elf.h and elf.h.
2147 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2148 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2149 ASM_WEAKEN_LABEL): Remove redundant definition.
2150 * config/arm/elf.h: Test for inclusion of elfos.h
2151 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2152 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2153 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2154 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2155 redundant definition.
2156 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2157 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2158 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2159 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2160 Add rules to build crti.o and crtn.o
2161 * crti.asm: New file.
2162 * crtn.asm: New file.
2164 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2166 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2167 * cpphash.h (struct tokenrun): Add prev.
2168 (struct lexer_state): Remove bol.
2169 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2170 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2172 * cppinit.c (cpp_create_reader): Don't set bol.
2173 (cpp_destroy): Don't free lookaheads.
2174 * cpplex.c (lex_directive): Remove.
2175 (next_tokenrun): Update.
2176 (_cpp_lex_token): Clean up logic.
2177 (lex_token): Update to return a pointer to lexed token, since it
2178 can move to the start of the buffer. Simpify newline handling.
2179 * cpplib.c (SEEN_EOL): Update.
2180 (skip_rest_of_line): Remove lookahead stuff.
2181 (end_directive): Line numbers are already incremented. Revert
2182 to start of lexed token buffer if we can.
2183 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2184 parse_answer): Use _cpp_backup_tokens.
2185 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2186 instead. Don't check for EOL.
2187 (do_include_common, do_line, do_pragma_system_header): Use
2189 * cpplib.h (BOL, _cpp_backup_tokens): New.
2190 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2191 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2192 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2193 (builtin_macro): Don't use cpp_get_line.
2194 (cpp_get_line): Short term kludge.
2195 (parse_arg): Handle directives in arguments here. Back up when
2196 appropriate. Store EOF at end of argument list.
2197 (funlike_invocation_p): Use _cpp_backup_tokens.
2198 (push_arg_context): Account for EOF at end of list.
2199 (cpp_get_token): Remove lookahead stuff. Update.
2201 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2203 * c-parse.in (yyerror): Const-ification and/or static-ization.
2204 * c-typeck.c (push_member_name): Likewise.
2205 * collect2.c (main): Likewise.
2206 * dbxout.c (dbxout_parms): Likewise.
2207 * diagnostic.c (format_with_decl): Likewise.
2208 * dwarf2out.c (output_ranges): Likewise.
2209 * dwarfout.c (fundamental_type_code): Likewise.
2210 * except.c (dw2_output_call_site_table): Likewise.
2211 * gcc.c (do_spec_1): Likewise.
2212 * genopinit.c (optabs): Likewise.
2213 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2214 gen_declaration_1, handle_impent): Likewise.
2215 * protoize.c (default_include, in_system_include_dir, abspath):
2217 * sched-vis.c (visualize_stall_cycles): Likewise.
2218 * sdbout.c (plain_type_1, sdbout_end_function,
2219 sdbout_end_epilogue): Likewise.
2220 * varasm.c (decode_reg_name): Likewise.
2222 * 1750a.c (mod_regno_adjust): Likewise.
2223 * alpha.c (alpha_write_one_linkage,
2224 unicosmk_output_default_externs): Likewise.
2225 * arm.c (arm_condition_codes): Likewise.
2226 * arm.h (arm_condition_codes): Likewise.
2227 * avr.c (output_movsisf, encode_section_info): Likewise.
2228 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2230 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2231 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2232 * m88k.c (output_function_profiler): Likewise.
2233 * mips.c (mips_output_conditional_branch): Likewise.
2234 * ns32k.c (ns32k_out_reg_names): Likewise.
2235 * ns32k.h (ns32k_out_reg_names): Likewise.
2236 * pj.c (pj_output_rval): Likewise.
2237 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2238 * sparc.c (sparc_flat_function_prologue,
2239 sparc_flat_function_epilogue): Likewise.
2241 2001-09-13 Markus Werle <numerical.simulation@web.de>
2242 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2244 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2245 Aachen University of Technology".
2247 2001-09-13 Andreas Schwab <schwab@suse.de>
2249 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2252 2001-09-13 Richard Henderson <rth@redhat.com>
2254 * config/alpha/alpha.c (small_symbolic_operand): New.
2255 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2256 (some_operand, input_operand): Don't handle HIGH.
2257 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2258 (alpha_expand_mov): Likewise.
2259 (print_operand) [H]: Just print HIGH symbol.
2260 (print_operand_address): Handle small data.
2261 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2262 (TARGET_SWITCHES): Add -msmall-data/large-data.
2263 (PIC_OFFSET_TABLE_REGNUM): New.
2264 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2265 (PREDICATE_COES): Update.
2266 * config/alpha/alpha.md (adddi_er_high): New.
2267 (adddi_er_low): Handle small data.
2268 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2269 prefer .sdata to .rodata.
2270 (SELECT_RTX_SECTION): Likewise.
2272 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2274 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2275 defining __size_t and leaving size_t undefined.
2277 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2279 * basic-block.h (expunge_block): Declare.
2280 * cfg.c (expunge_block): Remove static declaration.
2282 2001-09-12 Richard Henderson <rth@redhat.com>
2284 * integrate.c (copy_insn_list): Copy label name from
2285 NOTE_INSN_DELETED_LABEL.
2287 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2289 * c-common.c (c_tree_code_name): Const-ification.
2290 * c-decl.c (c_decode_option): Likewise.
2291 * c-typeck.c (warn_for_assignment): Likewise.
2292 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2294 * cppinit.c (output_deps): Likewise.
2295 * dependence.c (dependence_string, direction_string): Likewise.
2296 * dwarf2out.c (output_ranges): Likewise.
2297 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2298 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2299 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2300 standard_startfile_prefix, standard_startfile_prefix_1,
2301 standard_startfile_prefix_2, tooldir_base_prefix,
2302 standard_bindir_prefix, find_a_file): Likewise.
2303 * genattrtab.c (make_length_attrs): Likewise.
2304 * gencheck.c (tree_codes): Likewise.
2305 * genemit.c (gen_split): Likewise.
2306 * genrecog.c (special_mode_pred_table): Likewise.
2307 * graph.c (graph_ext): Likewise.
2308 * protoize (default_include): Likewise.
2309 * reload.c (reload_when_needed_name): Likewise.
2310 * sched-vis.c (visualize_stall_cycles): Likewise.
2311 * tlink.c (recompile_files): Likewise.
2312 * toplev.c (decode_g_option): Likewise.
2313 * tradcpp.c (output_deps): Likewise.
2314 * varasm.c (decode_reg_name): Likewise.
2316 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2319 * avr.c (avr_regnames, encode_section_info): Likewise.
2320 * c4x.c (float_reg_names): Likewise.
2321 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2322 * elfos.h (const_section): Likewise.
2323 * i386.c (ix86_comp_type_attributes): Likewise.
2324 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2325 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2326 * ia64.c (type_names): Likewise.
2327 * m68hc11.c (reg_class_names): Likewise.
2328 * m88k.c (m_options): Likewise.
2329 * mips.c (mips_output_conditional_branch, mips_unique_section):
2331 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2332 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2333 ultra_code_names): Likewise.
2334 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2336 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2338 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2339 Use --fatal-warnings option for gas.
2340 * configure: Rebuilt.
2342 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2344 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2346 2001-09-11 Jim Wilson <wilson@redhat.com>
2348 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2350 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2352 * builtins.c (c_strlen): Treat an offset too large for a
2353 HOST_WIDE_INT as out of range.
2355 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2357 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2358 (EDGE_CRITICAL_P): New predicate.
2359 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2361 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2362 (dump_edge_info): Remove "crit".
2363 * cfganal.c (mark_critical_edges): Kill.
2364 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2365 * cfgcleanup.c (cleanup_cfg): Likewise.
2366 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2367 (find_spanning_tree): Likewise.
2368 * reg-stack.c (convert_regs_1): Likewise.
2369 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2371 * basic-block.h (create_basic_block_structure): New.
2372 (create_basic_block): Update prototype.
2373 (force_nonfallthru): New.
2374 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2375 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2376 handle updating of block_for_insn, creating of empty BBs and BBs at
2377 the end of INSN chain.
2378 (create_basic_block): New function.
2379 (split_block): Use create_basic_block.
2380 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2381 (redirect_edge_and_branch_force): ... here.
2382 (force_nonfallthru): New.
2383 (split_edge): Rewrite to use force_nonfallthru and create_block.
2384 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2385 (find_basic_blocks): Free basic_block_for_insn.
2386 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2388 * cfg.c: Fix formating.
2389 * cfgcleanup.c: Fix formating.
2390 (merge_blocks, tail_recursion_label_p): Return bool.
2391 (merge_blocks_move_predecessor_nojumps,
2392 merge_blocks_move_successor_nojumps): Return void.
2394 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2396 * configure.in: Check whether assembler supports section merging.
2397 * config.in: Rebuilt.
2398 * configure: Rebuilt.
2399 * varasm.c (variable_section, output_constant_pool): Pass alignment
2400 to SELECT_SECTION and SELECT_RTX_SECTION.
2401 (mergeable_string_section): New.
2402 (mergeable_constant_section): New.
2403 (default_elf_asm_named_section): Output SECTION_MERGE and
2404 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2405 * output.h (mergeable_string_section): New.
2406 (mergeable_constant_section): New.
2407 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2408 * toplev.c (flag_merge_constants): New.
2409 (f_options): Add -fmerge-constants and -fmerge-all-constants
2411 (toplev_main): Default to -fno-merge-constants if not optimizing.
2412 * flags.h (flag_merge_constants): Add extern.
2413 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2414 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2416 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2417 Define if assembler has working .subsection -1 support.
2418 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2419 Put constant into special SHF_MERGE sections if the linker should
2420 attempt to merge duplicates.
2421 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2423 Put constant into special SHF_MERGE sections if the linker should
2424 attempt to merge duplicates.
2425 * config/alpha/elf.h: Likewise.
2426 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2427 has working .subsection -1 support.
2428 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2430 * config/svr3.h: Likewise.
2431 * config/darwin.h: Likewise.
2432 * config/arm/aof.h: Likewise.
2433 * config/arm/linux-elf.h: Likewise.
2434 * config/avr/avr.h: Likewise.
2435 * config/c4x/c4x.h: Likewise.
2436 * config/d30v/d30v.h: Likewise.
2437 * config/i386/dgux.h: Likewise.
2438 * config/i386/osfrose.h: Likewise.
2439 * config/i386/sco5.h: Likewise.
2440 * config/i386/svr3gas.h: Likewise.
2441 * config/ia64/aix.h: Likewise.
2442 * config/m32r/m32r.h: Likewise.
2443 * config/m68k/m68k.h: Likewise.
2444 * config/m88k/dgux.h: Likewise.
2445 * config/m88k/m88k.h: Likewise.
2446 * config/mcore/mcore-pe.h: Likewise.
2447 * config/mips/mips.h: Likewise.
2448 * config/pa/pa.h: Likewise.
2449 * config/pa/pa-linux.h: Likewise.
2450 * config/romp/romp.h: Likewise.
2451 * config/rs6000/sysv4.h: Likewise.
2452 * config/rs6000/xcoff.h: Likewise.
2453 * config/s390/linux.h: Likewise.
2454 * config/sparc/sparc.h: Likewise.
2455 * config/sparc/sysv4.h: Likewise.
2456 * config/stormy16/stormy16.h: Likewise.
2457 * config/v850/v850.h: Likewise.
2458 * config/vax/vms.h: Likewise.
2459 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2460 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2461 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2462 default_elf_asm_named_section for SHF_MERGE sections.
2464 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2466 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2469 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2471 * c-common.c (split_specs_attrs): Allow for empty attributes with
2472 empty TREE_PURPOSE. Fixes PR c/4294.
2474 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2476 * basic-block.h (cached_make_edge, make_single_succ): New.
2477 (make_edge): Remove first parameter.
2478 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2479 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2480 created edge; use obstack allocation.
2481 (make_edge, make_single_succ_edge): New.
2482 (first_removed_edge): New static variable.
2483 (init_flow): Initialize first_removed_edge and n_edges.
2484 (clear_edges): Use remove_edge.
2485 (flow_delete_block): Likewise.
2486 (remove_edge): Add removed edges to the removed edges list.
2487 (split_block, redirect_edge_and_branch_force, split_edge):
2489 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2490 (add_noreturn_fake_exit_edges): Likewise.
2491 (connect_infinite_loops_to_exit): Liekwise.
2492 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2493 Use cached_make_edge.
2494 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2495 * profile.c (branch_prob): Update make_edge call.
2496 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2498 2001-09-11 Richard Henderson <rth@redhat.com>
2500 * config/alpha/alpha.c: Tidy formatting.
2501 (local_symbolic_operand): Verify mode.
2502 (alpha_sa_mask): Ignore unicos for eh_return.
2503 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2504 * config/alpha/alpha.md (umk divsi patterns): Remove.
2505 (extendsfdf2): Remove unicos check.
2506 (tablejump): Merge vms and unicos code; always use direct set
2509 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2511 * config.gcc (alpha*-*-unicosmk*): New target.
2513 * config/alpha/alpha-protos.h (symbolic_operand,
2514 unicosmk_add_call_info_word, unicosmk_add_extern,
2515 unicosmk_defer_case_vector, unicosmk_unique_section,
2516 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2517 unicosmk_asm_file_start, unicosmk_asm_file_end,
2518 unicosmk_output_common): Declare.
2520 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2521 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2522 alpha_does_function_need_gp, alpha_end_function): Support Cray
2524 (alpha_init_machine_status, alpha_mark_machine_status,
2525 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2526 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2527 unicosmk_asm_named_section, unicosmk_insert_attributes,
2528 unicosmk_section_type_flags, symbolic_operand,
2529 unicosmk_output_module_name, unicosmk_output_default_externs,
2530 unicosmk_output_dex, unicosmk_output_externs,
2531 unicosmk_output_addr_vec, unicosmk_ssib_name,
2532 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2533 unicosmk_asm_file_end, unicosmk_output_common,
2534 unicosmk_section_type_flags, unicosmk_unique_section,
2535 unicosmk_add_call_info_word, unicosmk_text_section,
2536 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2537 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2538 unicosmk_dex_count, unicosmk_special_name): New.
2539 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2540 TARGET_ABI_UNICOSMK.
2541 (get_aligned_mem, alpha_expand_unaligned_load,
2542 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2543 alpha_expand_unaligned_store_words): Support big-endian mode.
2544 (print_operand): Likewise. New format specifier 't'. Use
2545 TARGET_AS_SLASH_BEFORE_SUFFIX.
2546 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2547 (alpha_pv_save_size): Update with above change.
2548 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2549 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2552 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2553 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2554 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2555 (EXTRA_CONSTRAINT): New constraint 'U'.
2556 (PREDICATE_CODES): Add symbolic_operand.
2558 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2559 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2560 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2561 (integer division and modulus patterns): Split in default and
2563 (*divmodsi_internal, *divmoddi_internal): Disable for
2564 TARGET_ABI_UNICOSMK.
2565 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2566 little-endian and big-endian versions.
2567 (ext, ins, msk): Likewise.
2568 (extv, extzv, insv): Support big-endian mode.
2569 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2570 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2571 *tablejump_umk_internal, *call_value_umk): New.
2572 (*movdi_nofix): Add pattern for loading an address into a register on
2573 TARGET_ABI_UNICOSMK.
2574 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2575 (umk_mismatch_args, arg_home_umk): New.
2576 (various insns): Don't use mov, fmov, nop, fnop and unop.
2577 (realign): Support TARGET_ABI_UNICOSMK.
2579 * config/alpha/unicosmk.h: New file.
2580 * config/alpha/t-unicosmk: New file.
2582 * fixinc/inclhack.def (unicosmk_restrict): New.
2583 * fixinc/fixincl.x: Regenerate.
2585 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2586 (wchar_t): Check for and define __WCHAR_T__.
2588 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2590 * combine.c (simplify_shift_const): Treat shifts by the mode
2593 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2595 * cpphash.h (struct tokenrun): New.
2596 (struct cpp_context): New member bol.
2597 (struct cpp_reader): New members.
2598 (_cpp_init_tokenrun): New.
2599 * cppinit.c (cpp_create_reader): Set up the token runs.
2600 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2601 (lex_token): New internalised version of _cpp_lex_token. Don't
2602 handle directives or the multiple include opimisation here any
2603 more. Simply lex a token.
2604 * cpplib.c (run_directive): Clear bol.
2605 (_cpp_pop_buffer): Set bol.
2606 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2609 2001-09-11 Michael Meissner <meissner@redhat.com>
2611 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2612 give an error if the user uses -mfp32.
2613 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2615 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2616 floating point register size.
2617 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2619 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2620 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2622 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2623 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2625 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2627 * dbxout.c (dbxout_parms): Fix typo in comment.
2628 * unroll.c (loop_find_equiv_value): Ditto.
2629 * toplev.c (rest_of_compilation): Ditto.
2630 * loop.c (scan_loop): Ditto.
2631 * dwarf2out.c (struct dw_fde_struct): Ditto.
2633 2001-09-10 Zack Weinberg <zackw@panix.com>
2635 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2636 copying identifier when we're just going to throw it away.
2637 (parse_identifier_slow): New routine to handle abnormal cases.
2638 (_cpp_lex_token): Update call site.
2640 * hashtable.c (ht_lookup): Don't assume that the string we've
2641 been given is NUL-terminated.
2642 * system.h: #define __builtin_expect(a, b) to (a) if not
2645 2001-09-10 Michael Meissner <meissner@redhat.com>
2647 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2650 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2652 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2654 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2656 * builtins.c (c_getstr): Correct thinko in last change and further
2659 2001-09-10 Tim Freeman <tim@fungibole.com>
2661 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2662 into varray's and register them as roots with the garbage
2663 collector so they are not collected too soon.
2665 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2667 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2669 * basic-block.h (flow_obstack, label_value_list,
2670 tail_recursion_label_list): Declare
2671 (tidy_fallthru_edges): Declare.
2672 (expunge_block, last_loop_beg_note): Delete.
2673 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2675 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2676 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2677 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2678 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2679 expunge_block, flow_delete_block, compute_bb_for_insn,
2680 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2681 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2682 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2683 try_redirect_by_replacing_jump, last_loop_beg_note,
2684 redirect_edge_and_branch, redirect_edge_and_branch_force,
2685 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2686 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2687 commit_edge_insertions, dump_flow_info, debug_flow_info,
2688 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2689 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2690 Move here from flow.c
2691 * cfganal.c: New file.
2692 (forwarder_block_p, can_fallthru, mark_critical_edges,
2693 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2694 find_unreachable_blocks, create_edge_list, free_edge_list,
2695 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2696 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2697 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2698 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2699 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2700 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2701 Move here from flow.c
2702 * cfgbuild.c: New file
2703 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2704 make_edges, find_basic_blocks_1, find_basic_blocks,
2705 find_sub_basic_blocks): Move here from flow.c
2706 * cfgcleanup.c: New file.
2707 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2708 merge_blocks_move_predecessor_nojumps,
2709 merge_blocks_move_successor_nojumps, merge_blocks,
2710 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2711 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2712 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2714 * cfgloop.c: New file
2715 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2716 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2717 flow_loop_exit_edges_find, flow_loop_nodes_find,
2718 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2719 flow_loop_tree_node_add, flow_loops_tree_build,
2720 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2721 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2722 Move here from flow.c
2723 * flow.c: Remove everything moved elsewhere
2724 * output.h (cleanup_cfg): Return bool.
2726 * bb-reorder.c (reorder_block_def): Remove 'index'.
2727 (insert_intra_1): Add argument BB, set block for new note.
2728 (make_reorder_chain): Do not depdent on BB indexes.
2729 (make_reorder_chain_1): Do not use BB indexes.
2730 (label_for_bb): Likewise; set BB for new insn.
2731 (emit_jump_to_block_after): Likewise.
2732 (fixup_reoder_chain): Sanity check that all basic blocks
2733 are chained; verify newly created insn chain; remove
2734 undocnitional jump simplifying; Do not use BB indexes;
2735 properly initialize count and frequency information;
2736 dump reordered sequence.
2737 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2738 (insert_inter_bb_scope_notes): Set block for new insn.
2739 (reorder_basic_blocks): Dump flow info before reoredering.
2741 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2743 * alias.c (clear_reg_alias_info): Use K&R format definition.
2744 Avoid unsigned warning.
2745 * builtins.c: Use "unsigned int", not "unsigned".
2746 (target_char_cast): Use host_integerp and tree_low_cst.
2747 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2748 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2749 (c_getstr): Likewise.
2750 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2751 (builtin_memcpy_read_str): Avoid unsigned warning.
2752 (expand_builtin_memcpy): Alignments are unsigned.
2753 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2754 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2755 * predict.c (expensive_function_p): LIMIT now unsigned.
2756 * resource.c (mark_target_live_regs): Make some vars unsigned.
2757 * sdbout.c: Use "unsigned int", not "unsigned".
2758 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2759 (sdbout_source_line): Likewise.
2760 (sdbout_record_type_name): Remove "const" for NAME declaration.
2761 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2763 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2765 * calls.c (store_one_arg): Expand comment.
2767 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2769 * calls.c (store_one_arg): Make sure that the entire argument is
2770 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2772 2001-09-09 Richard Henderson <rth@redhat.com>
2774 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2776 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2778 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2780 2001-09-09 Richard Henderson <rth@redhat.com>
2782 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2783 (alpha_this_literal_sequence_number): New.
2784 (alpha_this_gpdisp_sequence_number): New.
2785 (some_operand, input_operand): Add HIGH.
2786 (local_symbolic_operand): New.
2787 (alpha_encode_section_info): New.
2788 (alpha_legitimate_address_p): Allow LO_SUM.
2789 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2790 (alpha_expand_mov): Likewise.
2791 (secondary_reload_class): Check memory_operand not general_operand
2793 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2794 (alpha_expand_unaligned_store): Likewise.
2795 (alpha_expand_unaligned_load_words): Likewise.
2796 (alpha_expand_unaligned_store_words): Likewise.
2797 (alpha_expand_block_clear): Likewise.
2798 (print_operand): Handle %#, %*, %H.
2799 (print_operand_address): Handle LO_SUM.
2801 (alpha_does_function_need_gp): Use it.
2802 (alpha_expand_block_move): Fix signed compare warnings.
2803 (alpha_sa_mask, alpha_align_insns): Likewise.
2804 * config/alpha/alpha-protos.h: Update.
2805 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2806 (MASK_EXPLICIT_RELOCS): New.
2807 (TARGET_SWITCHES): Add -mexplicit-relocs.
2808 (EXTRA_CONSTRAINT): Add 'T'.
2809 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2810 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2811 (ENCODE_SECTION_INFO): Out line.
2812 (REDO_SECTION_INFO_P): New.
2813 (STRIP_NAME_ENCODING): New.
2814 (ASM_OUTPUT_LABELREF): New.
2815 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2816 (PREDICATE_CODES): Update.
2817 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2818 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2819 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2820 builtin_setjmp_receiver_er, exception_receiver_1_er,
2821 call_value_osf_1_er): New patterns.
2822 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2823 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2824 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2825 (FINAL_PRESCAN_INSN): New.
2827 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2829 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2831 2001-09-08 Andreas Jaeger <aj@suse.de>
2833 * i386.h (TARGET_SWITCHES): Fix description.
2835 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2837 * rs6000.c (num_insns_constant): Compute number of instructions
2840 * doc/install.texi: Explain AIX exception handling work-around.
2841 Update URL for AIX fixes.
2843 2001-09-07 Jim Wilson <wilson@redhat.com>
2845 * alias.c (clear_reg_alias_info): New.
2846 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2847 * rtl.h (clear_reg_alias_info): Declare.
2849 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2851 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2853 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2854 (m16m,edivm,emulm): Change declaration to match definition.
2856 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2858 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2859 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2862 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2864 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2865 which have no corresponding C type.
2866 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2867 the representation of 64-bit doubles to work with 64-bit ints.
2869 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2871 * config/mips/mips.c (override_options): Do not override ISA when ABI
2872 specified if MIPS_CPU_STRING_DEFAULT was specified.
2874 2001-09-07 Richard Henderson <rth@redhat.com>
2876 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2877 (express_from_1): Wrap lines.
2878 * rtlanal.c (commutative_operand_precedence): Rename from
2879 operand_preference; export.
2880 * rtl.h: Declare it.
2881 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2882 (simplify_binary_operation): Invoke simplify_plus_minus on
2883 (CONST (PLUS ...)) as well.
2884 (struct simplify_plus_minus_op_data): New.
2885 (simplify_plus_minus_op_data_cmp): New.
2886 (simplify_plus_minus): Use them. Avoid infinite recursion with
2887 simplify_binary_operation wrt CONST.
2889 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2891 * h8300-protos.h (general_operand_dst_push): Remove.
2892 * h8300.c (general_operand_dst_push): Likewise.
2893 * h8300.h (OK_FOR_T): Likewise.
2894 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2895 * h8300.md (pushqi_h8300): New.
2896 (pushqi_h8300hs): Likewise.
2898 (pushhi_h8300): Likewise.
2899 (pushhi_h8300hs): Likewise.
2902 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2904 * genattrtab.c (attr_printf): First arg is unsigned.
2905 Clean up formatting of callers.
2907 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2909 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2912 2001-09-07 Andreas Jaeger <aj@suse.de>
2914 * i386.h (TARGET_SWITCHES): Fix descriptions.
2916 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2918 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2920 2001-09-06 Ira Ruben <ira@apple.com>
2922 Remove OP_IDENTIFIER.
2923 * tree.def (OP_IDENTIFIER): Remove.
2924 * tree.c (tree_node_kind enum): Remove op_id_kind.
2925 (tree_node_kind_names): Remove "op_identifiers".
2926 (make_node): Remove OP_IDENTIFIER test.
2927 (build_op_identifier): Removed because it isn't being used.
2928 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2929 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2931 2001-09-06 Richard Henderson <rth@redhat.com>
2933 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2935 2001-09-06 Richard Henderson <rth@redhat.com>
2937 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2940 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2942 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2943 number used for CR register.
2945 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2946 Joern Rennecke (amylaar@cygnus.com)
2948 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2949 * h8300.c (initial_offset): Handle offset between RP and FP.
2950 (h8300_return_addr_rtx): New function.
2951 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2953 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2954 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2955 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2956 (CAN_ELIMINATE, REGISTER_NAMES):
2957 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2959 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2961 Remove TYPE_NONCOPIED_PARTS.
2962 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2963 (struct tree_type): Remove noncopied_parts.
2964 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2965 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2966 (fixed_type_p): Remove.
2967 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2968 (expand_expr, MODIFY_EXPR): Likewise.
2969 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2970 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2972 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2974 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2976 (mask64_operand): Likewise.
2977 (includes_rldic_lshift_p): Likewise.
2978 (includes_rldicr_lshift_p): Likewise.
2980 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2982 * objc/objc-act.c (build_message_expr): If a class method cannot
2983 be found, do not issue a warning if a corresponding instance
2984 method exists in the root class.
2986 2001-09-05 Richard Henderson <rth@redhat.com>
2988 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2990 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2992 * function.c (ggc_mark_struct_function): Mark f->outer.
2993 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2994 * integrate.c (output_inline_function): ... not here.
2996 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2998 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3000 * i386.c (size_cost): New static variable.
3001 (override_function): Use size_cost when -Os is specified.
3003 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3004 properly; Use current_function_calls_eh_return.
3005 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3006 use leave to avoid depdendancy chain.
3008 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3009 get BB loop_depth instead of computing it from LOOP notes.
3011 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3013 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3015 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3016 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3017 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3019 2001-09-05 Jeffrey A Law (law@cygnus.com)
3020 Jason Merrill (jason@redhat.com)
3022 * stor-layout.c (layout_type): Complain if an array's size can
3023 not be represented in a size_t.
3025 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3027 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3029 * gcc.c: (process_command) Add parentheses around assignment
3030 used as truth value.
3032 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3034 * config/mips/mips.c (save_restore_insns): Don't mark any register
3035 save slots as unchanging if current_function_calls_eh_return.
3037 2001-09-05 Richard Henderson <rth@redhat.com>
3039 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3040 * config/alpha/alpha-protos.h: Declare it.
3041 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3042 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3043 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3044 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3045 (REG_OK_FOR_BASE_P): Select one of the above.
3047 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3049 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3050 (crti.o): Prefix name of object file with $(T).
3053 2001-09-05 David S. Miller <davem@redhat.com>
3055 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3056 * config/sparc/linux64.h: Likewise.
3058 2001-09-05 Andreas Jaeger <aj@suse.de>
3060 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3061 available anymore, remove the documentation.
3062 (i386 Options): Fix typo, cleanup index entries.
3064 * prefix.c (concat): Remove, we can use the version from liberty.
3066 2001-09-05 Richard Henderson <rth@redhat.com>
3068 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3069 New functions split out of md file expanders.
3070 * config/alpha/alpha-protos.h: Declare them.
3071 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3073 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3075 * cppmacro.c (funlike_invocation_p): No need to restore context.
3077 2001-09-04 Richard Henderson <rth@redhat.com>
3079 * reload.c (push_reload): Export.
3080 * reload.h (push_reload): Declare it.
3082 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3083 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3084 * config/alpha/alpha.c (alpha_legitimize_address): New.
3085 (alpha_legitimize_reload_address): Likewise.
3086 * config/alpha/alpha-protos.h: Declare them.
3088 2001-09-04 Stan Shebs <shebs@apple.com>
3090 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3091 * config/darwin.c (machopic_stub_name): Account for internally
3092 generated lib calls such as memcpy.
3094 2001-09-04 Richard Henderson <rth@redhat.com>
3096 * unwind.h (_UA_END_OF_STACK): New flag.
3097 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3099 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3101 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3103 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3105 * config/mips/mips.c (save_restore_insns): Change base_offset to
3106 fp_offset in second call to mips_emit_frame_related_store.
3108 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3110 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3111 sometimes be represented as a NOTE of type
3112 NOTE_INSN_DELETED_LABEL.
3113 (Insns): Document NOTE_INSN_DELETED_LABEL.
3115 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3117 * c-common.h (tree_dump_index): Add more comments.
3118 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3119 (dump_option_value_info): New struct.
3120 (dump_options): New array.
3121 (dump_switch_p): Parse switch options symbolically.
3122 * doc/invoke.texi (-fdump-ast): Rename to ...
3123 (-fdump-tree): ... here. Document that options are symbolic, and
3124 not all are applicable.
3126 2001-09-04 David S. Miller <davem@redhat.com>
3128 * config/sparc/sparc.md (define_splits): Kill constraints.
3130 Cleanup redundant and unused insn attributes.
3131 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3132 binary, and move. Mark ialu as default.
3133 (commented out define_function_unit "alu"): Kill.
3134 (define_attr "use_clobbered"): Kill.
3135 (whole file): Kill address insn type references. Replace
3136 all unary/binary/move references with ialu.
3137 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3138 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3141 Simplify length insn attribute and make more judicious use
3142 of insn attribute defaulting.
3143 * config/sparc/sparc.md (all insns with length > one): Mark as
3144 insn type multi if real instructions, else use default if
3145 it is a forced splitter.
3146 (all insns with length == one): Use default insn length.
3147 (all insns of type ialu): Use default insn type.
3149 Fix erroneous insn attribute settings.
3150 (addx): Set insn type to misc.
3151 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3152 const_umulsidi3_sp64): Set insn type to imul.
3154 Track SFmode vs DFmode insns according to UltraSPARC
3156 * config/sparc/sparc.md ("fptype"): New attribute, default
3158 (all DFmode single insns): Mark as fptype "double".
3160 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3162 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3164 2001-09-03 Richard Henderson <rth@redhat.com>
3166 * function.h (struct function): Add arg_pointer_save_area_init.
3167 * function.c (expand_function_end): Init arg_pointer_save_area.
3168 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3169 when called from a nested function.
3171 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3173 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3176 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3178 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3180 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3182 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3183 (emit_push_insn): Use specified padding direction when
3184 STACK_PUSH_CODE is POST_INC.
3186 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3188 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3192 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3194 * cppinit.c (cpp_start_read): Free the imacros list as we
3195 traverse it. Don't free the chains before returning.
3196 (_cpp_push_next_buffer): Only try pushing buffers if we've
3197 completed -imacros handling.
3199 2001-08-31 Eric Christopher <echristo@redhat.com>
3201 * gcc.c (handle_braces): Add explaination for abort.
3203 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3205 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3206 move adjustment of bitpos instead.
3208 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3210 * function.c: Remove all_functions. Make outer_function_chain
3212 (init_function_start): Don't add new function structure to
3214 (find_function_data, push_function_context_to,
3215 pop_function_context_from, put_var_into_stack,
3216 trampoline_address): Update for changed structure element names.
3217 (push_function_context_to): Disentangle.
3218 (free_after_compilation): Also free F.
3219 (expand_dummy_function_end): Don't free cfun here.
3220 (put_var_into_stack): Comment why we can't use find_function_data here.
3221 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3222 (mark_function_chain): Split into maybe_mark_struct_function and
3223 ggc_mark_struct_function. Export the latter.
3224 (init_function_once): Mark from cfun and outer_function_chain;
3227 * function.h (struct function): Kill next_global. Rename next
3228 to outer. All users updated to match.
3229 (all_functions, outer_function_chain): Don't declare.
3231 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3232 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3233 don't touch f->inlinable, after calling rest_of_compilation.
3235 * tree.h: Forward-declare struct function. Prototype
3236 ggc_mark_struct_function.
3238 2001-08-31 Kazu Hirata <kazu@hxi.com>
3240 * config/h8300/h8300.md (*andorhi3): Fix typos.
3242 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3244 * calls.c (emit_library_call_value): Don't use a fixed
3245 argument after VA_CLOSE, i.e. out of scope in traditional C.
3247 * emit-rtl.c (gen_rtvec): Likewise.
3249 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3251 * Makefile.in (c-pragma.o): Depend on output.h.
3252 (reorg.o): Depend on except.h.
3254 * c-pragma.c: Include output.h.
3256 * reorg.c: Include except.h.
3258 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3260 2001-08-31 Richard Henderson <rth@redhat.com>
3262 * sched-deps.c (add_dependence): Don't elide dependancy if the
3263 conditional used by insn is modified in elem.
3265 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3267 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3269 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3271 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3274 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3276 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3278 (stormy16_asm_out_constructor): New function.
3279 (TARGET_ASM_CONSTRUCTOR): Define.
3280 (TARGET_ASM_DESTRUCTOR): Define.
3282 2001-08-31 Andreas Jaeger <aj@suse.de>
3284 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3285 * loop.c (add_label_notes): Likewise.
3286 * reload.c (find_reloads): Likewise.
3287 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3289 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3291 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3292 code here. Take _Unwind_{W,Sw}ord*.
3293 (read_encoded_value_with_base): Use them.
3294 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3296 (extract_cie_info): Simplify read_?leb128 handling.
3297 (execute_stack_op, execute_cfa_program): Likewise.
3298 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3300 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3302 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3303 the frame pointer to pop the stack if convenient.
3305 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3306 Don't use post-increment before combine.
3307 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3308 a call-saved register.
3310 2001-08-31 Andreas Jaeger <aj@suse.de>
3312 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3315 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3317 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3318 not DIV/MOD, of course.
3320 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3322 * rtl.def: Undo my patch commited 2001-08-27.
3324 * genattrtab.c: Ditto.
3328 * sched-int.h: Ditto.
3330 * target-def.h: Ditto.
3334 * haifa-sched.c: Ditto.
3336 * sched-rgn.c: Ditto.
3338 * sched-vis.c: Ditto.
3340 * Makefile.in: Ditto.
3342 * doc/md.texi: Ditto.
3344 * doc/tm.texi: Ditto.
3346 * doc/contrib.texi: Ditto.
3348 * doc/gcc.texi: Ditto.
3350 * genattrtab.h: Remove it.
3352 * genautomata.c: Remove it.
3354 * genattr.c: Undo my patch and Richard Henderson's patch commited
3357 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3359 * config.gcc (h8300-*-elf*): New case.
3360 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3361 (SUBTARGET_CPP_SPEC): Define.
3362 (EXTRA_SPECS): Define.
3363 (SUBTARGET_EXTRA_SPECS): Define.
3364 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3365 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3367 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3369 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3370 (LIB2FUNCS_EXTRA): Define.
3371 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3372 config/h8300/fixunssfsi.c: New file.
3374 2001-08-30 Kazu Hirata <kazu@hxi.com>
3376 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3377 define_expand to accomodate target-specific attributes.
3378 (anonymous zero_extendqihi2 patterns): New.
3380 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3382 * h8300.md (*andorhi3): New pattern.
3384 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3386 * h8300.c (dosize): Fix test for "sub".
3388 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3390 * c-typeck.c (pointer_diff): Try to eliminate common term before
3393 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3395 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3396 Account for the saves of the FP registers.
3398 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3399 (TEXT_SECTION_ASM_OP): Define.
3400 (INIT_SECTION_ASM_OP): Define.
3401 (FINI_SECTION_ASM_OP): Define.
3402 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3403 (RDATA_SECTION_FUNCITON): Provide prototype.
3405 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3407 * reload1.c (move2add_note_store): Correct typo checking for
3410 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3412 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3413 note should not be considered outside the libcall block.
3415 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3417 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3419 2001-08-29 Kazu Hirata <kazu@hxi.com>
3421 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3423 2001-08-29 Kazu Hirata <kazu@hxi.com>
3425 * config/h8300/h8300-protos.h: Add a prototype for
3427 * config/h8300/h8300.c (emit_logical_op): New.
3428 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3435 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3437 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3438 comparison with rtx INTVAL.
3439 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3441 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3443 2001-08-29 Kazu Hirata <kazu@hxi.com>
3445 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3448 2001-08-29 Kazu Hirata <kazu@hxi.com>
3450 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3451 (reg n) to (mem (pre_dec (reg n))
3452 (anonymous movsi pattern): Likewise.
3454 2001-08-29 Kazu Hirata <kazu@hxi.com>
3456 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3458 2001-08-29 Kazu Hirata <kazu@hxi.com>
3460 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3461 several special constants.
3463 2001-08-29 Kazu Hirata <kazu@hxi.com>
3465 * config/h8300/lib1funcs.asm: Fix comment typos.
3467 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3469 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3470 Fix format specifier warnings.
3472 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3473 inet_makeaddr, semctl): Prototype.
3475 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3476 (save_restore_insns): Use base_offset, not gp_offset.
3478 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3479 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3481 2001-08-29 Richard Henderson <rth@redhat.com>
3483 * bb-reorder.c (function_tail_eff_head): New.
3484 (record_effective_endpoints): Set it.
3485 (fixup_reorder_chain): Use it.
3487 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3489 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3491 2001-08-28 Dale Johannesen <dalej@apple.com>
3493 * config/darwin.c (machopic_function_base_name): Add const
3494 qualifier to a string.
3495 (darwin_encode_section_info): Ditto.
3497 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3499 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3500 function definition.
3502 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3504 * df.h (struct df): Add rts_order variable.
3506 * df.c (df_visit_next_rts): New function.
3507 (df_visit_next): Renamed to df_visit_next_rc
3508 (df_analyse_1): Allocate/compute/free rts_order as well.
3509 (df_rd_global_compute): Use df_visit_next_rc instead of
3511 (df_ru_global_compute): Use df_visit_next_rts instead of
3514 * flow.c (flow_reverse_top_sort_order_compute): New function.
3516 * basic-block.h: Add prototype.
3518 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3520 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3521 blocks, the BB_REACHABLE is now set, rather than aux being
3522 non-NULL. Update the test to reflect this.
3524 2001-08-28 Eric Christopher <echristo@redhat.com>
3526 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3527 config/mips/crti.asm: Ditto.
3529 2001-08-28 Eric Christopher <echristo@redhat.com>
3530 Richard Henderson <rth@redhat.com>
3532 * c-pragma.h (add_weak): Move prototype from here...
3533 * output.h (add_weak): ... to here.
3534 * varasm.c (add_weak): Fix typo.
3535 * config/mips/crti.asm: New file.
3536 * config/mips/crtn.asm: Ditto.
3537 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3538 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3539 (INVOKE__main): Ditto.
3540 (INIT_SECTION_ASM_OP): New.
3541 (FINI_SECTION_ASM_OP): Ditto.
3542 (STARTFILE_SPEC): Add crti.
3543 (ENDFILE_SPEC): Add crtn.
3544 * config/mips/elf64.h: Same.
3545 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3547 * config/mips/vxworks.h: Ditto.
3548 * config/mips/t-elf: Support crti and crtn.
3550 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3552 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3555 2001-08-28 Richard Henderson <rth@redhat.com>
3557 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3558 (one_cmplbi2 splitter): Remove redundant test.
3560 2001-08-28 Dale Johannesen <dalej@apple.com>
3562 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3564 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3566 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3568 2001-08-28 Stan Shebs <shebs@apple.com>
3570 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3571 (UNALIGNED_SHORT_ASM_OP): Define.
3572 (UNALIGNED_INT_ASM_OP): Define.
3574 2001-08-28 Will Cohen <wcohen@redhat.com>
3576 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3577 generation for first set.
3579 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3581 * flow.c (redirect_edge_succ_nodup): Return new edge.
3582 (try_simplify_condjump): Use new edge.
3583 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3585 * cse.c (cse_basic_block): Skip note instructions.
3587 2001-08-27 Richard Henderson <rth@redhat.com>
3589 * combine.c (combine_simplify_rtx): Don't reverse condition
3590 if there is no reverse for the condition.
3591 (simplify_comparison): Don't simplify subregs from INT to FP.
3593 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3594 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3595 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3596 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3597 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3598 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3600 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3602 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3603 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3605 (adddi_dilshr32, adddi_dishl32): Only data register can be
3606 source for mem destination.
3608 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3609 and use bitnum to decide about register move.
3611 2001-08-27 Richard Henderson <rth@redhat.com>
3613 * genattr.c (main): Emit state_t even when not doing scheduling.
3615 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3616 Richard Henderson <rth@redhat.com>
3618 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3619 (reg_avail_info, current_bb): ... these.
3620 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3621 (compute_hash_table): Likewise.
3623 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3625 * flow.c (verify_flow_info): Use checksums to verify edges.
3627 2001-08-27 Richard Henderson <rth@redhat.com>
3629 * genautomata.c (expand_automata): Always create a description.
3631 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3633 * optabs.c (expand_binop): Correctly handle the carry in multiword
3634 add/subtract operations.
3636 2001-08-27 Fred Fish <fnf@be.com>
3638 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3641 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3643 * reload.c (find_reloads_toplev): Back out this change:
3645 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3647 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3648 mem if the address is a mode_dependent_address_p.
3650 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3652 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3653 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3654 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3657 * genattr.c (main): New variable num_insn_reservations. Increase
3658 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3659 pipeline hazard recognizer interface.
3661 * genattrtab.h: New file.
3663 * genattrtab.c: Include genattrtab.h.
3664 (attr_printf, check_attr_test, make_internal_attr,
3665 make_numeric_value): Move protypes into genattrtab.h. Define them
3667 (num_dfa_decls): New global variable.
3668 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3669 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3670 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3671 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3673 * genautomata.c: New file.
3675 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3677 * sched-int.h: (curr_state): Add the external definition for
3678 automaton pipeline interface.
3679 (haifa_insn_data): Add comments for members blockage and units.
3681 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3682 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3683 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3684 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3685 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3686 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3687 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3689 (TARGET_SCHED): Use the new macros.
3691 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3692 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3693 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3694 dfa_bubble): New members in gcc_target.sched.
3696 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3697 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3698 (insn_queue): Redefine it as pointer to array.
3699 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3701 (max_insn_queue_index_macro_value): New variable.
3702 (curr_state, dfa_state_size, ready_try): New varaibles for
3703 automaton interface.
3704 (ready_element, ready_remove, max_issue): New function prototypes
3705 for automaton interface.
3706 (choose_ready): New function prototype.
3707 (insn_unit, blockage_range): Add comments.
3708 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3709 FUNCTION_UNITS_SIZE == 0.
3710 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3711 actual_hazard, potential_hazard): Add comments.
3712 (insn_cost): Use cost -1 as undefined value. Remove
3713 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3715 (ready_element, ready_remove): New functions for automaton
3717 (schedule_insn): Add new code for automaton pipeline interface.
3718 (queue_to_ready): Add new code for automaton pipeline interface.
3719 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3720 (debug_ready_list): Print newline when the queue is empty.
3721 (max_issue): New function for automaton pipeline interface.
3722 (choose_ready): New function.
3723 (schedule_block): Add new code for automaton pipeline interface.
3724 Print ready list before scheduling each insn.
3725 (sched_init): Add new code for automaton pipeline interface.
3726 Initiate insn cost by -1.
3727 (sched_finish): Free the current automaton state and finalize
3728 automaton pipeline interface.
3730 * sched-rgn.c: Include target.h.
3731 (init_ready_list, new_ready, debug_dependencies): Add new code for
3732 automaton pipeline interface.
3734 * sched-vis.c: Include target.h.
3735 (get_visual_tbl_length): Add code for automaton interface.
3736 (target_units, print_block_visualization): Add comments.
3738 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3739 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3740 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3741 (getruntime.o, genautomata.o): New entries.
3742 (genattrtab.o): Add new dependency file genattrtab.h.
3743 (genattrtab): Add new dependencies. Link it with `libm.a'.
3744 (getruntime.o, hashtab.o): New entries for canadian cross.
3746 * doc/md.texi: Description of automaton based model.
3748 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3750 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3751 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3752 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3753 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3754 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3755 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3756 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3758 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3759 MAX_DFA_ISSUE_RATE): New macro descriptions.
3761 * doc/contrib.texi: Add dfa based scheduler contribution.
3763 * doc/gcc.texi: Add more information about genattrtab.
3765 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3767 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3770 2001-08-27 Richard Henderson <rth@redhat.com>
3772 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3773 (get_arg_pointer_save_area): New. Create an init it here.
3774 (fix_lexical_addr): Use it.
3775 * function.h: Declare it.
3776 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3777 * stmt.c (expand_nl_goto_receiver): Use it.
3779 2001-08-27 Richard Henderson <rth@redhat.com>
3781 * final.c (final_scan_insn): Don't enter APP_ON mode for
3784 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3785 alignment for assemble_integer for DW_EH_PE_aligned.
3786 * except.c (output_function_exception_table): Likewise.
3788 2001-08-26 Andreas Jaeger <aj@suse.de>
3790 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3792 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3794 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3796 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3798 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3800 (mask64_operand): Likewise.
3801 (rldic_operand): Delete.
3802 (includes_lshift64_p): Delete.
3803 (includes_rldic_lshift_p): New function.
3804 (includes_rldicr_lshift_p): New function.
3805 (print_operand): Don't call rldic_operand in case 'W'.
3806 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3807 (includes_lshift64_p): Remove.
3808 (includes_rldic_lshift_p): Declare.
3809 (includes_rldicr_lshift_p): Declare.
3810 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3811 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3812 Replace match_operand rldic_operand predicate with
3813 const_int_operand. Replace includes_lshift64_p condition with
3814 includes_rldic_lshift_p.
3815 <ashldi3_internal 64 bit rldicr patterns>: New.
3817 2001-08-27 Andreas Jaeger <aj@suse.de>
3819 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3820 * errors.c: Likewise.
3821 * final.c: Likewise.
3822 * dwarf2asm.c: Likewise.
3823 * doprint.c (checkit): Likewise.
3824 * diagnostic.c: Likewise.
3825 * collect2.c: Likewise.
3826 * calls.c: Likewise.
3827 * c-semantics.c (build_stmt): Likewise.
3828 * c-format.c (status_warning): Likewise.
3829 * c-errors.c (pedwarn_c99): Likewise.
3830 * builtins.c (validate_arglist): Likewise.
3831 * config/pj/pj.c (pj_printf): Likewise.
3832 * fix-header.c: Likewise.
3834 * gcov.c (fnotice): Likewise.
3835 * gensupport.c (message_with_line): Likewise.
3836 * mips-tfile.c: Likewise.
3837 * protoize.c (notice): Likewise.
3838 * read-rtl.c (fatal_with_file_and_line): Likewise.
3839 * rtl-error.c: Likewise.
3840 * tradcpp.c: Likewise.
3842 * cp/tree.c (build_min_nt): Likewise.
3843 (build_min): Likewise.
3844 * cp/lex.c: Likewise.
3845 * cp/errfn.c: Likewise.
3846 * cp/rtti.c (create_pseudo_type_info): Likewise.
3848 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3850 * df.c (df_uses_record): Return after recording all uses
3853 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3855 * df.c (df_insn_modify): Realloc the INSN table here, if
3856 necessary, here, too.
3858 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3860 * config/mips/mips.c (mips_function_value): Handle complex return
3863 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3865 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3867 * reload.c (make_memloc): Copy result if it is still
3868 reg_equiv_memory_loc[regno] on return.
3869 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3870 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3871 reg_equiv_mem are modified by the substitutions.
3873 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3875 * predict.c (expensive_function_p): New.
3876 * rtl.h (expensive_function_p): Declare.
3877 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3878 (use_fast_prologue_epilogue): New static variable.
3879 (expand_prologue): Set it; emit short prologues if unset.
3880 (expand_epilogue): Likewise.
3882 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3884 * config.gcc: Add stormy16-*-elf case.
3885 * config/stormy16/stormy-abi: New file.
3886 * config/stormy16/stormy16-lib2.c: New file.
3887 * config/stormy16/stormy16-protos.h: New file.
3888 * config/stormy16/stormy16.c: New file.
3889 * config/stormy16/stormy16.h: New file.
3890 * config/stormy16/stormy16.md: New file.
3891 * config/stormy16/t-stormy16: New file.
3893 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3895 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3897 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3899 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3900 descriptor members are pointer size, not constant 4.
3901 * config/rs6000/rs6000.md (define_splits): Remove more unused
3904 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3906 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3908 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3910 * cp/rtti.c (VPARAMS): Fix parameter.
3912 2001-08-24 Zack Weinberg <zackw@panix.com>
3914 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3916 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3918 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3919 in if controlling use of insv.
3920 (extract_bit_field): Likewise, for extv and extzv.
3922 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3924 * i386.md (movcc peep2): Fix load of 0.
3926 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3929 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3931 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3933 * c-pragma.h: Move weak_syms and weak_decls...
3934 * varasm.c: ...here. Now static.
3935 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3936 depend on HANDLE_PRAGMA_WEAK.
3938 * c-common.c (c_alignof, c_alignof_expr): Move here...
3939 * c-typeck.c: ...from here.
3940 * c-tree.h, c-common.h: Adjust.
3942 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3944 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3945 instead of incrementing it.
3947 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3948 asm ready, don't try to move them all into the same array element.
3950 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3952 * function.c (thread_prologue_and_epilogue_insns): Avoid
3953 fallthru flag on edge to exit.
3955 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3957 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3960 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3962 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3963 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3964 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3967 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3969 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3970 replace "GNU CC" with "GCC".
3972 2001-08-23 Richard Henderson <rth@redhat.com>
3974 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3975 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3976 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3977 Need GR between FR and not GR_AND_FR.
3978 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3979 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3980 AR regs before GR regs.
3981 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3982 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3983 (REGISTER_MOVE_COST): Update.
3984 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3986 2001-08-23 Richard Henderson <rth@redhat.com>
3988 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3991 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3993 * reload1.c (emit_reload_insns): Don't look for notes
3994 on a NULL store_insn.
3996 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3998 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3999 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4000 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4001 format specifier warnings.
4002 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4004 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4006 * config/i386/i386-protos.h: Correct declaration of
4007 i386_pe_asm_named_section.
4009 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4011 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4013 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4015 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4017 * cpperror.c (print_location): Don't show _Pragma.
4018 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4019 and file change callback generation here.
4020 (stack_include_file): Update use of cpp_push_buffer.
4021 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4022 (struct cpp_buffer): Remove type, pfile members.
4023 * cppinit.c (cpp_handle_option): Use free_chain.
4024 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4025 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4026 a cpp_reader rather than a cpp_buffer.
4027 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4028 skip_line_comment, parse_string, lex_percent, lex_dot,
4029 _cpp_lex_token): Update accordingly.
4030 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4032 (cpp_push_buffer): Update prototype.
4033 (run_directive): Update use of cpp_push_buffer.
4034 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4035 handle_assertion): Update use of run_directive.
4036 * cpplib.h (enum cpp_buffer_type): Remove.
4037 (cpp_push_buffer): Update prototype.
4038 * fix-header.c (read_scan_file): Update.
4040 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4042 * gcc.c (struct prefix_list): Change prefix to const char *.
4044 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4046 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4048 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4050 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4053 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4056 * ifcvt.c (dead_or_predicable): Adjust.
4057 * loop.c (find_and_verify_loops): Adjust.
4058 * stmt.c (expand_end_case): Adjust.
4059 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4060 head and end insn pointers in the basic block, not just local copies.
4061 (merge_blocks_move_predecessor_nojumps): Likewise.
4063 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4065 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4066 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4067 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4068 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4069 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4070 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4071 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4072 conditions.h, config.gcc, configure.frag, configure.in,
4073 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4074 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4075 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4076 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4077 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4078 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4079 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4080 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4081 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4082 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4083 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4084 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4085 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4086 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4087 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4088 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4089 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4090 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4091 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4092 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4093 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4094 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4095 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4096 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4097 params.h, predict.c, predict.def, predict.h, prefix.c,
4098 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4099 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4100 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4101 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4102 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4103 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4104 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4105 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4106 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4107 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4108 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4109 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4110 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4111 xcoffout.h: replace "GNU CC" with "GCC".
4113 2001-08-21 Richard Henderson <rth@redhat.com>
4115 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4116 (final_scan_insn): Consider jump tables data even if we have no
4117 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4119 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4120 (ASM_OUTPUT_CASE_END): Remove.
4121 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4122 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4123 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4125 2001-08-21 Richard Henderson <rth@redhat.com>
4127 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4128 at barrier insns. Emit stop bits before barriers.
4130 * flow.c (flow_find_cross_jump): Don't consider unconditional
4131 return insns for commoning.
4133 * final.c (compute_alignments): Fix typo.
4135 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4136 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4137 (store_bit_field): Use mode_for_extraction more places.
4138 (extract_bit_field): Likewise.
4140 2001-08-21 Zack Weinberg <zackw@panix.com>
4142 * caller-save.c: Don't include insn-codes.h.
4143 (reg_save_code, reg_restore_code): Make arrays of int.
4144 All uses updated to match.
4145 (insert_save, insert_restore): No need to initialize "code"
4146 variable upon declaration.
4147 * Makefile.in: update dependencies; fix typo in clean rule.
4149 2001-08-21 Richard Henderson <rth@redhat.com>
4151 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4152 (merge_if_block): Handle fallout from same.
4154 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4156 * builtins.c (type_to_class): Fix typo in last change.
4158 2001-08-21 Richard Henderson <rth@redhat.com>
4160 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4161 ia64_asm_output_label.
4163 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4164 copy of gp while the real gp register contains garbage.
4166 2001-08-21 Zack Weinberg <zackw@panix.com>
4168 * expmed.c (mode_for_extraction): New function.
4169 (store_bit_field, extract_bit_field): Use it.
4170 * expr.h: Prototype it and provide an enum for its first argument.
4172 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4173 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4174 and digging through the insn_data tables.
4175 * Makefile.in: Update dependencies.
4177 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4179 * cppfiles.c (stack_include_file): line-map.c now handles include
4181 (handle_missing_handler): Similarly.
4182 (_cpp_execute_include): Similarly.
4183 (_cpp_pop_file_buffer): Similarly.
4184 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4185 buffer_stack_depth and include_depth.
4186 * cpplib.c (do_include_common): line-map.c now handles include depth.
4187 (cpp_push_buffer): Similarly.
4188 (_cpp_pop_buffer): Similarly.
4189 * cppmacro.c (builtin_macro): Update.
4190 * line-map.c (init_line_maps): Set depth.
4191 (add_line_map): Increment "used" earlier. Update and use the
4193 (trace_include): Use the include depth.
4194 * line-map.h (struct line_maps): New member depth.
4196 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4198 * cppfiles.c (stack_include_file): Don't handle -H here.
4199 * cppinit.c (cpp_start_read): Set include tracing after
4200 cpp_post_options and after stacking the main file.
4201 * line-map.c (trace_include): New.
4202 (init_line_maps, add_line_map): Update.
4203 * line-map.h (struct line_maps): New member trace_includes.
4205 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4207 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4208 * cppfiles.c (stack_include_file): Only stack a file if there
4209 is something to do. Return a boolean indicating whether a
4210 buffer was stacked or not.
4211 (_cpp_execute_include): Similarly.
4212 (_cpp_read_file): Similarly.
4213 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4215 2001-08-21 Sam Steingold <sds@gnu.org>
4217 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4218 (RECACHE): keep obufp_before_macroname up to date
4220 2001-08-21 Zack Weinberg <zackw@panix.com>
4222 * stmt.c: Don't include insn-codes.h.
4223 (expand_end_case): Machine specific logic moved to expr.c.
4224 No need to worry about __builtin_classify_type.
4225 (check_for_full_enumeration_handling, emit_case_nodes):
4228 * builtins.o (expand_builtin_classify_type): Split up so code
4229 can be shared with fold_builtin_classify_type.
4230 (type_to_class, fold_builtin_classify_type): New functions.
4231 (fold_builtins): Handle __builtin_classify_type.
4233 * expr.c (do_tablejump): Now static.
4234 (case_values_threshold, try_casesi, try_tablejump): New;
4235 code mostly from stmt.c (expand_end_case).
4236 (expr.h): Update prototypes.
4238 * Makefile.in (stmt.o): Update dependencies.
4240 2001-08-21 Will Cohen <wcohen@redhat.com>
4242 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4243 declaration of variable i.
4244 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4245 declaration of variable i.
4247 2001-08-21 Richard Henderson <rth@redhat.com>
4249 * crtstuff.c: Fix thinko last change. Move list tails to start
4250 of CRT_END section. Tidy ifdefs.
4251 (__EH_FRAME_BEGIN__): Always static for ELF.
4252 (__do_global_ctors_1): Rename from __frame_dummy.
4253 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4254 name change; don't hide __EH_FRAME_BEGIN__.
4256 2001-08-21 Richard Henderson <rth@redhat.com>
4258 * gdbinit.in: Move break on exit after break on fancy_abort.
4260 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4263 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4265 * cpphash.h (_cpp_push_next_buffer): New.
4266 * cppinit.c (do_includes): Remove.
4267 (push_include, free_chain, _cpp_push_next_buffer): New.
4268 (cpp_start_read): Use them to rework command line option handling.
4269 (cpp_handle_option): Combine handling of -include and -imacros.
4270 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4271 appropriate. Always insert missing \n at EOF.
4272 * cpplib.c (start_directive): Get the directive position right.
4273 * cppmain.c (cb_file_change): Always print the first line, unless
4276 2001-08-20 Andreas Jaeger <aj@suse.de>
4278 * profile.c (compute_branch_probabilities): Remove extra new-line
4280 * flow.c (verify_flow_info): Likewise.
4282 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4284 * basic-block.h (basic_block): Add new field 'flags'.
4285 (BB_REACHABLE): Define.
4286 (expunge_block): Declare.
4287 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4288 (EXIT_BLOCK_PTR): Ditto.
4289 (expunge_block): Remove static declaration.
4290 (cleanup_cfg): Clear bb->aux on every basic block.
4291 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4292 computing reachability.
4293 (delete_unreachable_blocks): Delete block b if b->flags has
4296 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4298 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4300 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4302 * sparc.c (sparc_variable_issue): Fix typo in last change.
4304 2001-08-20 Richard Henderson <rth@redhat.com>
4306 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4308 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4310 * pa.h (RETURN_IN_MEMORY): Improve comment.
4312 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4314 * doc/invoke.texi (Profiling options): Clarify the interactions
4315 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4317 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4319 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4322 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4324 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4327 2001-08-20 Richard Henderson <rth@redhat.com>
4329 * final.c (end_final): Fix typo last change.
4331 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4333 * cppinit.c (init_standard_includes): The returned buffer
4334 is already malloc-ed.
4335 * gcc.c (add_prefix): Similarly.
4336 * prefix.c (translate_name): Update to support clear buffer
4338 (update_path): Similarly. Be sure to free any newly allocated
4339 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4341 * prefix.h (update_path): Update prototype and document.
4342 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4343 up and update to new buffer ownership rules.
4344 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4346 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4348 * final.c (compute_alignments): New function.
4349 (init_insn_lengths): Do not care label_align.
4350 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4351 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4352 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4353 (shorted_branches): Realloc label_align array; do
4354 not call init_insn_lengths; Do not care about loop alignments.
4355 * output.h (compute_alignments): Declare.
4356 * toplev.c (rest_of_compilation): Call compute_alignments.
4357 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4359 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4360 change visited to tovisit.
4361 (propagate_freq): Use faster traversing algorithm.
4362 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4363 to tovisit; reverse meaning.
4365 * predict.c (struct block_info_def): Remove nvisited.
4366 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4367 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4369 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4371 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4372 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4373 (TARGET_FUSED_MADD): New.
4374 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4375 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4376 the multiply-add instructions.
4378 2001-08-19 Richard Henderson <rth@redhat.com>
4380 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4381 is aligned to pointer size.
4383 2001-08-19 Richard Henderson <rth@redhat.com>
4385 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4386 display markers during final schedule.
4388 2001-08-19 Richard Henderson <rth@redhat.com>
4390 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4392 2001-08-19 Richard Henderson <rth@redhat.com>
4394 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4396 (ASM_NAME_TO_STRING): Remove.
4397 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4398 in the same string. Remove support for expressions.
4400 2001-08-19 Richard Henderson <rth@redhat.com>
4402 * config/i386/i386.md (tablejump): Make an expander; handle
4403 pic relative addressing here.
4404 (tablejump_1): Rename from tablejump_pic.
4407 2001-08-19 Richard Henderson <rth@redhat.com>
4409 * regclass.c (fix_register): Fix typo.
4411 2001-08-18 Richard Henderson <rth@redhat.com>
4413 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4414 (struct _Unwind_Context): Expand br_loc to hold it.
4415 (uw_frame_state_for): Handle leaf functions better.
4416 (uw_update_reg_address): Update for br_loc change.
4418 2001-08-18 Richard Henderson <rth@redhat.com>
4420 * crtstuff.c: Move list heads before code that uses them.
4421 (__JCR_LIST__): Remove initial null.
4422 (frame_dummy, __frame_dummy): Do java registration here ...
4423 (__do_global_ctors_aux): ... not here.
4425 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4426 (__do_global_dtors_aux): Update to match.
4427 (__JCR_LIST__, __do_jv_register_classes): New.
4429 * config/ia64/crtend.asm (__JCR_END__): New.
4430 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4431 instead of an indirect LTOFF22 reloc.
4433 2001-08-18 Richard Henderson <rth@redhat.com>
4435 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4436 * regclass.c (init_reg_sets_1): Fix typo.
4437 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4438 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4439 (ia64_compute_frame_size): Make ar.unat live when in use.
4440 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4441 for ar.pfs; remove ar.unat handling.
4442 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4444 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4445 * config/ia64/ia64-protos.h: Update decls.
4446 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4447 (sibcall_pic): Likewise.
4449 2001-08-18 Richard Henderson <rth@redhat.com>
4451 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4452 pred_rel_mutex when searching for insn_group_barrier.
4453 * config/ia64/ia64.md (cycle_display): Combine the expander
4456 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4457 bit before asm as needed.
4459 2001-08-18 Richard Henderson <rth@redhat.com>
4461 * timevar.def (TV_MACH_DEP): New.
4462 * toplev.c (rest_of_compilation): Use it.
4463 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4465 2001-08-18 Zack Weinberg <zackw@panix.com>
4467 * unwind-dw2.c (execute_stack_op): Add default aborts to
4468 the inner switches to prevent warnings.
4470 2001-08-18 Richard Henderson <rth@redhat.com>
4472 * timevar.h (struct timevar_time_def): Change element type to float.
4473 (ticks_to_msec, clocks_to_msec): Likewise.
4474 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4475 (get_time): Likewise.
4476 (timevar_print): Adjust zero check and printing to match.
4478 2001-08-18 Zack Weinberg <zackw@panix.com>
4480 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4481 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4482 Eliminate overfull or underfull hboxes.
4484 2001-08-18 Zack Weinberg <zackw@panix.com>
4486 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4488 2001-08-18 Zack Weinberg <zackw@panix.com>
4490 * haifa-sched.c: Convert to target hooks. Macros replaced
4491 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4492 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4493 MD_SCHED_FINISH, and HAVE_cycle_display.
4494 * target-def.h (TARGET_SCHED_ADJUST_COST,
4495 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4496 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4497 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4498 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4499 New hook #defines to be overridden.
4500 (TARGET_SCHED): Bring them all together.
4501 (TARGET_INITIALIZER): Update.
4502 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4503 instead of 'struct rtx_def *' throughout.
4504 (struct sched): New set of hooks for the scheduler.
4505 * Makefile.in (haifa-sched.o): Depend on target.h.
4506 * doc/tm.texi: Document the new scheduler hooks, together in
4507 their own section, instead of scattered around.
4508 Fix a bunch of underfull/overfull hboxes.
4510 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4511 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4512 sparc.h: Don't define any of the old scheduler macros.
4514 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4515 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4516 sparc.c: Create hook functions from code extracted from
4517 corresponding target header, or make existing hooks static, as
4518 appropriate. Set the appropriate entries in targetm.
4520 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4521 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4522 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4523 Remove prototypes for functions which are now static.
4525 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4526 related gunk; the Haifa scheduler is now the only choice.
4528 2001-08-18 Zack Weinberg <zackw@panix.com>
4530 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4531 * genopinit.c: Put floating point divide insns in sdiv_optab.
4532 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4533 * config/gofast.h, config/c4x/c4x.h,
4534 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4535 config/pa/long_double.h, config/rs6000/sysv4.h,
4536 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4537 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4538 (init_optabs): Use init_optabv for overflow-trapping optabs.
4539 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4540 cmp_optab RTX codes so have_insn_for can find them.
4542 * optabs.c (expand_simple_binop, expand_simple_unop,
4543 have_insn_for, gen_sub3_insn): New interfaces.
4544 * expr.h: Prototype new functions.
4545 (enum optab_methods): Move here from optabs.h.
4547 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4548 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4549 Use new functions instead of working directly with optabs.
4550 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4551 unroll.c: Don't include optabs.h.
4552 * caller-save.c, combine.c, function.c, stmt.c: Just include
4553 insn-codes.h, not optabs.h.
4554 * Makefile.in: Update dependencies.
4556 * combine.c (make_compound_operation, simplify_comparison):
4557 Fix typos testing for this or that instruction.
4559 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4561 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4562 generating libgcc.a.
4564 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4566 * except.c (TYPE_HASH): Delete.
4568 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4571 * tree.c (TYPE_HASH): Delete.
4573 * tree.h (TYPE_HASH): Define.
4575 2001-08-18 Graham Stott <grahams@redhat.com>
4577 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4579 (adddi3_internal_2+2): Likewise.
4580 (eh_set_lr_di+1): Likewise.
4582 2001-08-17 Richard Henderson <rth@redhat.com>
4584 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4585 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4586 * dwarf2asm.c: ... here.
4587 * dwarfout.c: Remove them.
4589 * varasm.c (assemble_integer): Add align parameter.
4590 (assemble_real, output_constant, output_constructor): Likewise.
4591 * output.h: Update decls.
4592 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4593 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4594 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4595 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4596 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4599 * final.c (end_final): Abort profile block generation if we
4600 havn't layed it out properly.
4601 * output.h (assemble_eh_integer): Remove stale decl.
4602 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4604 (assemble_integer): Handle unaligned data.
4605 (assemble_real): Abort on unaligned data.
4606 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4608 (default_dtor_section_asm_out_destructor): Use assemble_align.
4609 (default_named_section_asm_out_constructor): Likewise.
4610 (default_ctor_section_asm_out_constructor): Likewise.
4611 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4612 (machopic_asm_out_destructor): Likewise.
4613 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4614 (nextstep_asm_out_destructor): Likewise.
4615 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4616 (vms_asm_out_destructor): Likewise.
4618 2001-08-17 Richard Henderson <rth@redhat.com>
4620 * config/mips/iris6.h (TARGET_IRIX6): New.
4621 (current_section_name, current_section_flags): New.
4622 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4623 (MAX_OFILE_ALIGNMENT): New.
4624 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4625 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4626 (copy_file_data): Split out from
4627 (mips_asm_file_end): ... here.
4628 (mips_asm_file_start): Remove extra .section directive. Use
4629 tmpfile instead of mips_make_temp_file.
4630 (mips_unique_section): Use const char * as needed for warnings.
4631 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4632 re-add align parameter.
4633 (iris6_asm_named_section): New.
4634 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4635 (iris6_asm_output_align, iris6_section_align_1): New.
4636 (iris6_asm_file_start, iris6_asm_file_end): New.
4637 * config/mips/mips-protos.h: Update decls.
4639 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4641 * doc/install.texi (Install GCC): Add links to build status pages.
4643 (Final install): Ditto; request updates for specific info
4645 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4647 * cpperror.c (print_location): Don't take a file name; use the
4649 (_cpp_begin_message): Similarly.
4650 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4651 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4652 (cpp_pedwarn_with_file_and_line): Remove.
4653 * cppfiles.c (stack_include_file): Update; set filename to stdin
4654 here when appropriate.
4655 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4656 (_cpp_begin_message): Don't take a file name.
4657 * cppinit.c: Add comment.
4658 * cpplex.c: Fix end-of-directive indicator.
4659 * cpplib.c: Don't include intl.h.
4660 (run_directive, do_diagnostic): Update.
4661 (do_line): Update to not use nominal_fname.
4662 (cpp_push_buffer): Don't take a filename.
4663 * cpplib.h (struct ht): Remove.
4664 (cpp_push_buffer): Don't take a filename.
4665 (cpp_pedwarn_with_file_and_line): Remove.
4666 * cppmacro.c (struct cpp_macro): Remove file.
4667 (builtin_macro): Update.
4668 (_cpp_create_definition): Update.
4669 * cppmain.c: Correct comment.
4670 * fix-header.c (read_scan_file): Update.
4672 2001-08-17 Kazu Hirata <kazu@hxi.com>
4674 * sbitmap.c: Fix comment formatting.
4675 * sched-deps.c: Likewise.
4676 * sibcall.c: Likewise.
4677 * simplify-rtx.c: Likewise.
4679 * ssa-ccp.c: Likewise.
4680 * stor-layout.c: Likewise.
4681 * timevar.c: Likewise.
4682 * toplev.c: Likewise.
4683 * unwind-dw2.c: Likewise.
4684 * unwind-dw2-fde.c: Likewise.
4685 * varasm.c: Likewise.
4687 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4689 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4690 or larger than an integer in memory.
4692 2001-08-17 Zack Weinberg <zackw@panix.com>
4694 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4695 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4696 * rtl.h: Don't forward-declare union tree_node here. Don't
4697 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4698 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4699 and tree respectively.
4700 * tree.h: Don't forward-declare struct rtx_def here. Don't
4701 typedef tree here. Change all uses of struct rtx_def *,
4702 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4703 and tree respectively.
4705 2001-08-17 Richard Henderson <rth@redhat.com>
4707 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4708 config/mips/openbsd.h: Fix typos last change.
4710 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4712 * doc/invoke.texi (Optimize Options): The default for
4713 -finline-limit is 600.
4715 2001-08-17 Richard Henderson <rth@redhat.com>
4717 * varasm.c (text_section): Allow TEXT_SECTION to override the
4718 printing of TEXT_SECTION_ASM_OP.
4719 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4720 (DATA_SECTION, BSS_SECTION): Remove.
4721 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4722 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4723 Rename from s/_NAME//.
4724 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4725 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4726 (TEXT_SECTION): ... here. New.
4727 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4728 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4729 * config/mips/openbsd.h: Likewise.
4730 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4731 (mips_asm_file_end): Likewise test.
4732 (mips_output_function_epilogue): Likewise. Switch back to data
4733 section after emitting the function.
4735 * doc/tm.texi (Sections): Document TEXT_SECTION.
4737 2001-08-17 Richard Henderson <rth@redhat.com>
4739 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4740 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4742 2001-08-17 Richard Henderson <rth@redhat.com>
4744 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4745 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4746 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4747 Add aligned attribute.
4749 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4751 * config/sh/sh.md: Add modes to unspecs in first insn to match
4752 those in the second.
4754 * Makefile.in: Fix collect2 copy for Cygwin.
4756 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4758 Install the proper patch.
4759 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4760 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4761 (expand_function_start): Likewise.
4762 * stmt.c (expand_decl): Likewise.
4763 * varasm.c (make_decl_rtx): Likewise.
4765 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4767 * final.c: Undo my previous accidental checkin.
4768 * output.h: Likewise.
4769 * tm.texi: Likewise.
4771 2001-08-16 Richard Henderson <rth@redhat.com>
4773 * varasm.c (named_section_flags): Remove align parameter.
4774 * varasm.c, dwarf2out.c: Update all callers.
4775 * output.h: Update prototypes.
4777 * target.h (target.asm_out.named_section): Remove align parameter.
4778 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4779 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4780 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4781 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4782 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4784 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4785 (get_named_section_flags, set_named_section_flags): New.
4786 (named_section_flags): Use them.
4787 (named_section): Do decl vs section flags check here...
4788 (default_section_type_flags): ... not here.
4789 (init_varasm_once): Create in_named_htab.
4790 (resolve_unique_section): Mark reloc unused.
4792 2001-08-16 Richard Henderson <rth@redhat.com>
4794 * varasm.c (force_const_mem): Keep pool alignment in bits.
4795 (output_constant_pool): Use assemble_align.
4797 2001-08-16 Zack Weinberg <zackw@panix.com>
4799 * doc/tm.texi: Remove extra @table command.
4801 2001-08-16 Zack Weinberg <zackw@panix.com>
4803 * final.c (shorten_branches): Clear the end of the label_align
4804 array only if we made it larger. Break up messy expressions
4807 * diagnostic.c (internal_error): Check for error recursion
4808 before doing ICE suppression.
4810 * timevar.c: Timing variables now count in milliseconds.
4811 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4812 (get_time): Not here.
4813 (timevar_print): Don't print any timer whose user, cpu, and
4814 wall times are all zero as displayed.
4815 * timevar.h: Update comment aboout units. Make timevar
4818 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4820 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4821 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4822 (expand_function_start): Likewise.
4823 * stmt.c (expand_decl): Likewise.
4824 * varasm.c (make_decl_rtx): Likewise.
4826 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4828 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4829 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4831 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4833 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4836 2001-08-16 Andreas Jaeger <aj@suse.de>
4838 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4841 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4843 * rtl.h (only_sets_cc0_p): New prototype.
4844 * jump.c (sets_cc0_p): Handle INSN.
4845 (only_sets_cc0_p): New function.
4846 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4847 (tidy_fallthru_edge): Likewise.
4848 * integrate.c (copy_insn_list): Likewise.
4849 * unroll.c (unroll_loop): Likewise.
4850 (copy_loop_body): Likewise.
4852 2001-08-15 Jason Eckhardt <jle@redhat.com>
4854 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4856 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4858 * predict.c (struct block_info_def): Remove nvisited.
4859 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4860 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4862 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4863 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4866 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4868 * predict.def: Update hitrates.
4870 2001-08-15 Richard Henderson <rth@redhat.com>
4872 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4874 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4876 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4877 note from its associated jump.
4879 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4881 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4882 also on 64-bit s390x targets.
4884 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4886 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4888 (arm_expand_prologue): Handled nested functions which take a
4889 variable argument list.
4890 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4891 macro with an invocation of
4892 arm_compute_initial_elimination_offset.
4893 * config/arm/arm-protos.h: Prototype
4894 arm_compute_initial_elimination_offset.
4896 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4898 * doc/install.texi (Specific, avr): Fix markup.
4899 (Specific, c4x): Ditto.
4901 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4903 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4905 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4907 * Makefile.in (OBJS): Add rtl-error.o
4908 (rtl-error.o): New rule.
4909 (diagnostic.o): Adjust dependency.
4910 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4911 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4912 warning_for_asm): Move to...
4913 rtl-error.c: ...here. New file.
4915 2001-08-14 Richard Henderson <rth@redhat.com>
4917 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4918 if USING_SJLJ_EXCEPTIONS.
4920 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4922 * tlink.c (scan_linker_output): Check string for unsatisfied in
4923 addition to undefined and unresolved.
4925 2001-08-14 Graham Stott <grahams@redhat.com>
4927 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4928 EH_FRAME_SECTION_NAME.
4930 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4932 * genattrtab.c (simplify_test_exp_in_temp): New function.
4933 (simplify_test_exp): Avoid explicit use of temporary obstack.
4934 (simplify_cond, insert_right_side, evaluate_eq_attr,
4935 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4936 Use simplify_test_exp_in_temp.
4937 (optimize_attrs): Iterate until expression stabilizes.
4939 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4941 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4942 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4944 2001-08-13 Richard Henderson <rth@redhat.com>
4946 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4947 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4948 * config/arm/conix-elf.h: Likewise.
4950 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4952 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4954 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4956 * gcse.c (hash_scan_set): Expressions that are set as part of
4957 jump instructions are not available.
4959 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4961 * config/s390/s390.c (print_operand, s390_function_prologue,
4962 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4964 2001-08-13 Richard Henderson <rth@redhat.com>
4966 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4967 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4968 * doc/tm.texi (Exception Region Output): Document it.
4970 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4972 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4973 DWARF2 instead of stabs by default.
4975 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4977 * config/rs6000/rs6000.c: Include optabs.h.
4979 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4981 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4982 save/restore routines.
4983 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4985 2001-08-13 Andreas Jaeger <aj@suse.de>
4987 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4988 the english is correct.
4990 2001-08-13 Zack Weinberg <zackw@panix.com>
4992 * expr.h: Split out optab- and libfunc-related code to...
4993 * optabs.h, libfuncs.h: ... these new headers.
4995 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4997 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4999 * mkconfig.sh: Don't include insn-codes.h from config.h.
5001 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5002 enum insn_code is available. Move reload_in_optab and
5003 reload_out_optab array declarations to optabs.h.
5004 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5005 there, prototype in expr.h.
5006 * gencodes.c: Cleanup: zap global variables, don't use
5007 printf where puts will do, don't bother defining MAX_INSN_CODE
5008 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5010 * genemit.c, genopinit.c: Include optabs.h in generated file.
5011 * genoutput.c: Include insn-codes.h in generated file.
5012 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5013 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5014 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5015 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5016 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5017 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5019 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5020 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5021 config/m88k/m88k.c, config/sparc/sparc.c:
5023 * reload.c: Include expr.h and optabs.h before reload.h.
5024 * config/alpha/alpha.c: Include tree.h before reload.h.
5025 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5026 and reload.h in that order.
5027 * config/sparc/sparc.c: Include debug.h.
5028 * recog.c: Include insn-codes.h.
5030 2001-08-13 Andreas Jaeger <aj@suse.de>
5032 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5035 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5037 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5038 * gcc.c (init_spec): Fix typo in comment.
5039 * varasm.c (data_section): Fix typo in comment.
5041 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5043 * predict.c (dump_prediction): New argument "USED".
5044 (combine_predictions_for_insn): Determine the used heuristics,
5045 output the case no heuristic applied.
5046 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5048 2001-08-13 Andreas Jaeger <aj@suse.de>
5050 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5053 2001-08-13 Kazu Hirata <kazu@hxi.com>
5055 * jump.c: Fix formatting.
5057 2001-08-13 Kazu Hirata <kazu@hxi.com>
5059 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5062 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5064 * loop.c (check_dbra_loop): Use condjump_label to compute
5067 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5068 to better document the files they're in.
5070 2001-08-12 Zack Weinberg <zackw@panix.com>
5072 * recog.h (struct insn_operand_data): Shrink 'mode' field
5075 2001-08-12 Kazu Hirata <kazu@hxi.com>
5077 * gcc.c: Fix comment formatting.
5078 * gccspec.c: Likewise.
5081 * genemit.c: Likewise.
5082 * gengenrtl.c: Likewise.
5083 * genrecog.c: Likewise.
5084 * gensupport.c: Likewise.
5085 * ggc-page.c: Likewise.
5086 * global.c: Likewise.
5087 * graph.c: Likewise.
5088 * ifcvt.c: Likewise.
5089 * integrate.c: Likewise.
5091 * libgcc2.c: Likewise.
5093 * mbchar.c: Likewise.
5094 * optabs.c: Likewise.
5095 * predict.c: Likewise.
5096 * prefix.c: Likewise.
5097 * profile.c: Likewise.
5098 * protoize.c: Likewise.
5100 * recog.c: Likewise.
5101 * regclass.c: Likewise.
5102 * regmove.c: Likewise.
5103 * reg-stack.c: Likewise.
5104 * reload1.c: Likewise.
5105 * resource.c: Likewise.
5106 * rtlanal.c: Likewise.
5109 2001-08-12 Kazu Hirata <kazu@hxi.com>
5111 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5112 a tree representing a constant is passed to the macro.
5114 2001-08-12 Richard Henderson <rth@redhat.com>
5116 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5117 (rs6000_elf_asm_out_destructor): New.
5118 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5119 (DTORS_SECTION_ASM_OP): Remove.
5120 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5121 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5123 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5126 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5127 * gcc.c (set_collect_gcc_options): New function, split out from
5129 Ignore elided switches.
5130 (do_spec_1): Invoke before executing command.
5131 (set_input): Export.
5132 Move declaration ...
5133 * gcc.h (set_input): ... here.
5134 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5137 2001-08-12 Richard Henderson <rth@redhat.com>
5139 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5140 thinko wrt TARGET_RELOCATABLE.
5142 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5144 * fix-header.c (cb_file_change): Update prototype.
5146 2001-08-11 Zack Weinberg <zackw@panix.com>
5148 * toplev.c (set_float_handler): Make static.
5149 * toplev.h: Don't prototype set_float_handler.
5151 * simplify-rtx.c: Don't include setjmp.h.
5152 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5154 (simplify_unary_operation, simplify_binary_operation): Use them,
5155 via do_float_handler.
5157 * fold-const.c: Don't include setjmp.h.
5158 (exact_real_inverse_1): New function.
5159 (exact_real_inverse): Use it, via do_float_handler.
5161 * varasm.c: Don't include setjmp.h.
5162 (assemble_real_1): New function.
5163 (assemble_real): Use it, via do_float_handler.
5164 Call internal_error if we get a trap here.
5166 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5167 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5169 2001-08-11 Zack Weinberg <zackw@panix.com>
5171 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5172 STACK_BOUNDARY if not already defined.
5174 * calls.c, function.c, reload1.c, explow.c: Don't default
5175 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5176 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5178 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5181 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5182 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5184 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5186 * cppmacro.c (enter_macro_context): Push macro expansions even
5189 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5191 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5192 (rs6000_elf_section_type_flags): Actually return a value.
5194 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5196 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5197 Clean up code: add missing comments and prototypes, fix warnings,
5198 remove obsolete code, fix spacing to conform to coding style.
5200 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5202 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5203 and TARGET_ASM_CLOSE_PAREN.
5204 (regclass_map): CC register belongs to class NO_REGS.
5205 (legitimize_pic_address): Don't generate unnecessary moves
5206 (to avoid confusing loop optimization).
5207 (check_and_change_labels): Replace jump_long by indirect_jump.
5208 (s390_final_chunkify): Don't start a new literal pool on section
5209 switch in 64-bit code.
5210 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5212 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5213 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5214 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5216 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5217 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5218 (CONST_COSTS): Fixed incorrect costs.
5220 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5221 Use emit_jump instead of emit_jump_insn (gen_jump).
5222 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5223 (to avoid confusing flow analysis).
5224 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5225 (casesi, casesi_jump): New.
5226 (jump_long): Removed. Functionality merged into indirect_jump.
5227 (indirect_jump): Accept address_operand, not just register_operand.
5228 (cjump_long, icjump_long): Use same logic as indirect_jump.
5229 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5230 Fixed broken setjmp/longjmp handling.
5231 (do_builtin_setjmp_setup): Removed.
5233 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5234 broken GNU as versions that don't accept .quad with large
5235 negative values. Use hexadecimal output instead.
5236 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5237 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5238 FUNCTION_EPILOGUE): Removed. Now in targetm.
5240 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5242 * config/s390/fixdfdi.h: Add missing copyright statement.
5243 Fix type conflicts on 64-bit. Add missing SFmode routines.
5245 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5248 2001-08-11 Richard Henderson <rth@redhat.com>
5250 * rtl.h (REG_EH_RETHROW): Remove.
5251 * rtl.c (reg_note_name): Update.
5252 * combine.c (distribute_notes): Don't check for it.
5254 2001-08-11 Richard Henderson <rth@redhat.com>
5256 * combine.c (distribute_notes): Place REG_SETJMP.
5258 2001-08-11 Richard Henderson <rth@redhat.com>
5260 * doc/extend.texi (Arrays and pointers implementation): Discourage
5261 relying on sign-extension of pointers.
5263 2001-08-11 H.J. Lu <hjl@gnu.org>
5265 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5267 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5268 RDATA_SECTION_ASM_OP.
5270 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5272 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5273 main manual to work both for info and HTML versions.
5275 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5276 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5278 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5279 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5280 (struct cpp_pool): New member first.
5281 * cppinit.c (append_include_chain): Plug memory leaks.
5282 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5283 Allocate pragma structures from the (aligned) macro pool to
5284 avoid leaking memory.
5285 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5286 so we don't leak memory.
5287 * hashtable.c (ht_destroy): New.
5288 * hashtable.h (ht_destroy): New.
5290 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5291 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5293 * c-lex.c (map): Make const.
5294 (cb_file_change): Update for callback passing a line map.
5295 Don't assume we have a previous map. Remove sanity check
5296 about popping too many files.
5297 * cpperror.c (print_location): Make map const.
5298 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5299 (cpp_make_system_header): Similarly.
5300 (search_from): Similarly.
5301 (_cpp_execute_include): Don't remember where we came from.
5302 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5303 (struct cpp_reader): Make map const.
5304 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5305 * cpplib.c (do_line): Update; line maps now hold sysp.
5306 (cpp_push_buffer): Similarly.
5307 (_cpp_do_file_change): Similarly; callback with map instead.
5308 (cpp_get_line_maps): Constify return value.
5309 (_cpp_pop_buffer): Update.
5310 * cpplib.h (struct cpp_file_change): Remove.
5311 (struct cpp_callbacks): Update.
5312 (cpp_get_line_maps): Constify return value.
5313 * cppmacro.c (_cpp_create_definition): Update.
5314 * cppmain.c (struct printer): Constify map.
5315 (maybe_print_line): Similarly.
5316 (print_line): Similarly. Deduce flags 1 and 2 here.
5317 (cb_file_change): Update.
5318 * line-map.c (free_line_maps): Warn regardless.
5319 (add_line_map): Return pointer to const. When passed NULL to_file
5320 with LC_LEAVE, use the obvious values for the return point so the
5321 caller doesn't have to figure them out.
5322 (lookup_line): Return pointer to const.
5323 (print_containing_files): Take pointer to const.
5324 * line-map.h (struct line_map): New members reason, sysp.
5325 (add_line_map): Return pointer to const.
5326 (lookup_line): Similarly.
5327 (print_containing_files): Take pointer to const.
5329 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5330 Richard Henderson <rth@redhat.com>
5332 * regmove.c (regmove_optimize): Avoid setting a register twice in
5335 2001-08-10 Richard Henderson <rth@redhat.com>
5337 * doc/extend.texi (Arrays and pointers implementation): Document
5338 behavior of pointer/integer conversion.
5340 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5342 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5344 2001-08-10 Richard Henderson <rth@redhat.com>
5346 * doc/extend.texi (C Implementation): New chapter.
5347 * doc/gcc.texi (Top): Link it in.
5349 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5351 * doc/install.texi (Specific): Fix CVS merge botch.
5353 2001-08-10 Richard Henderson <rth@redhat.com>
5355 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5356 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5358 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5360 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5361 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5362 this macro is now required.
5364 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5365 loop.c (find_and_verify_loops), reload.c (reload): Check
5366 for rtx code of CALL_INSN, not CALL, when deciding if we
5367 need to check for REG_SETJMP note.
5369 * gcse.c (compute_hash_table, compute_store_table): Update
5370 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5373 * config/avr/avr.c: Fix typo.
5374 * config/convex/convex.c (expand_movstr): Use adjust_address.
5375 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5377 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5378 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5380 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5381 Do define STACK_BOUNDARY.
5382 * config/i370/i370.c: Include expr.h.
5383 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5384 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5385 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5386 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5387 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5388 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5389 * config/romp/romp.c: Include expr.h after tree.h.
5391 (output_fpop): Use xmalloc, not oballoc.
5392 * config/we32k/we32k.c: Include expr.h.
5394 2001-08-10 Kazu Hirata <kazu@hxi.com>
5396 * config/h8300/h8300.h: Fix formatting.
5398 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5400 * c-common.h (RETURN_NULLIFIED_P): Lose.
5401 * c-semantics.c (genrtl_return_stmt): Don't check it.
5403 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5405 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5406 (mips_annotate_frame_insn): New function.
5407 (mips_emit_frame_related_store): New function.
5408 (save_restore_insns): Don't mark instructions that set up the base
5409 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5410 the store instructions instead.
5411 (mips_expand_prologue): If the stack size is moved into a temporary
5412 register, do not mark that move as frame-related. Add a
5413 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5415 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5417 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5418 stack slot as unchanging if current_function_calls_eh_return.
5420 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5422 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5423 access the second half of the TFmode scratch operand.
5425 2001-08-10 Anthony Green <green@redhat.com>
5427 * java/class.c (emit_register_classes): Conditionalize code on
5430 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5432 * doc/install.texi (Specific, avr): Fix cross-reference to the
5433 main manual to work both for info and HTML versions.
5435 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5437 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5438 and "use_goto" argument.
5439 (expand_null_return, expand_value_return): Update all callers.
5440 * function.c (expand_function_end): Remove code to generate simple
5442 * config/vax/vax.md (epilogue): New expander for function return.
5443 * doc/md.texi (epilogue): Remove "if defined".
5445 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5447 * Makefile.in: Partially revert my previous change:
5448 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5449 of the hashtab.o and safe-ctype.o rules.
5451 2001-08-09 Richard Henderson <rth@redhat.com>
5453 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5454 (USE_COLLECT2): Remove duplicate definition.
5455 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5456 (use_collect2): Remove dead code.
5457 * configure.in (use_collect2): Remove will_use_collect2 and
5458 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5459 * configure: Rebuild.
5461 * target.h (targetm.asm_out.constructor): New.
5462 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5463 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5464 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5465 * varasm.c (in_ctors, in_dtors): New.
5466 (assemble_constructor, assemble_destructor): Remove.
5467 (default_stabs_asm_out_destructor): New.
5468 (default_named_section_asm_out_destructor): New.
5469 (dtors_section, default_dtor_section_asm_out_destructor): New.
5470 (default_stabs_asm_out_constructor): New.
5471 (default_named_section_asm_out_constructor): New.
5472 (ctors_section, default_ctor_section_asm_out_constructor): New.
5473 * output.h: Update declarations.
5474 * c-decl.c (c_expand_body): Use target hooks instead of
5475 assemble_constructor and assemble_destructor.
5476 * profile.c (output_func_start_profiler): Likewise.
5477 * objc/objc-act.c (finish_objc): Likewise.
5478 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5479 for the constructor.
5480 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5482 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5483 (DTORS_SECTION_ASM_OP): Likewise.
5484 (__CTOR_LIST__): Use attribute section when possible.
5485 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5487 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5488 ASM_OUTPUT_CONSTRUCTOR.
5490 * config/darwin.c (machopic_asm_out_constructor): New.
5491 (machopic_asm_out_destructor): New.
5492 * config/darwin-protos.h: Update declarations.
5493 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5494 (ASM_OUTPUT_DESTRUCTOR): Remove.
5495 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5496 * config/nextstep.c (nextstep_asm_out_constructor): New.
5497 (nextstep_asm_out_destructor): New.
5498 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5499 (ASM_OUTPUT_DESTRUCTOR): Remove.
5500 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5501 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5502 ASM_OUTPUT_*STRUCTOR.
5503 * config/i386/aix386ng.h: Likewise.
5505 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5506 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5507 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5508 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5509 * config/lynx.h: Likewise.
5510 * config/netware.h: Likewise.
5511 * config/psos.h: Likewise.
5512 * config/alpha/alpha-interix.h: Likewise.
5513 * config/alpha/elf.h: Likewise.
5514 * config/arc/arc.h: Likewise.
5515 * config/arm/aof.h: Likewise.
5516 * config/arm/coff.h: Likewise.
5517 * config/arm/elf.h: Likewise.
5518 * config/c4x/c4x.h: Likewise.
5519 * config/h8300/h8300.h: Likewise.
5520 * config/i386/cygwin.h: Likewise.
5521 * config/i386/djgpp.h: Likewise.
5522 * config/i386/i386-coff.h: Likewise.
5523 * config/i386/i386-interix.h: Likewise.
5524 * config/i386/sco5.h: Likewise.
5525 * config/i386/vsta.h: Likewise.
5526 * config/i386/win32.h: Likewise.
5527 * config/i960/i960-coff.h: Likewise.
5528 * config/ia64/sysv4.h: Likewise.
5529 * config/m68hc11/m68hc11.h: Likewise.
5530 * config/m68k/coff.h: Likewise.
5531 * config/m68k/mot3300.h: Likewise.
5532 * config/m88k/m88k.h: Likewise.
5533 * config/mcore/mcore-pe.h: Likewise.
5534 * config/mcore/mcore.h: Likewise.
5535 * config/mips/elf.h: Likewise.
5536 * config/mips/elf64.h: Likewise.
5537 * config/mips/iris6.h: Likewise.
5538 * config/pa/pa64-hpux.h: Likewise.
5539 * config/rs6000/sysv4.h: Likewise.
5540 * config/sh/sh.h: Likewise.
5541 * config/sparc/litecoff.h: Likewise.
5543 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5544 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5545 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5546 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5547 (ASM_OUTPUT_DESTRUCTOR): Remove.
5548 * config/a29k/a29k.c: Move include of tree.h.
5549 * config/a29k/udi.h: Delete file.
5550 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5551 (vms_asm_out_destructor): New.
5552 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5553 (EXTRA_SECTION_FUNCTIONS): Likewise.
5554 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5555 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5556 * config/c4x/c4x.c: Move include of tree.h.
5557 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5558 (clix_asm_out_destructor): New.
5559 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5560 (ASM_OUTPUT_DESTRUCTOR): Remove.
5561 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5562 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5563 (TARGET_ASM_CONSTRUCTOR): New.
5564 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5565 (sco_asm_out_constructor): New.
5566 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5567 * config/i386/svr3gas.h: Remove stack grows up code.
5568 Remove code duplicated from i386/sysv3.h.
5569 (TARGET_ASM_CONSTRUCTOR): New.
5570 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5571 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5572 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5573 (TARGET_ASM_CONSTRUCTOR): New.
5574 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5575 (m68hc11_asm_out_destructor): New.
5576 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5577 (TARGET_ASM_DESTRUCTOR): New.
5578 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5579 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5580 config/svr3.h pertaining to section manipulation.
5581 * config/m68k/dpx2g.h: Remove #if 0 code.
5582 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5583 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5584 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5585 (TARGET_ASM_CONSTRUCTOR): New.
5586 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5587 (m88k_svr3_asm_out_constructor): New.
5588 (m88k_svr3_asm_out_destructor): New.
5589 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5590 (ASM_OUTPUT_DESTRUCTOR): Remove.
5591 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5592 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5593 * config/rs6000/aix.h: Likewise.
5594 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5595 * config/mips/vxworks.h: Likewise.
5596 * config/rs6000/lynx.h: Likewise.
5597 * config/sh/elf.h: Likewise.
5598 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5599 (DTORS_SECTION_ASM_OP): New.
5600 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5601 (ASM_OUTPUT_DESTRUCTOR): Remove.
5602 * config/sparc/sol2-sld-64.h: Likewise.
5603 * config/vax/vax.c (vms_asm_out_constructor): New.
5604 (vms_asm_out_destructor): New.
5605 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5606 (ASM_OUTPUT_DESTRUCTOR): Remove.
5607 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5609 * doc/tm.texi (@node Initialization): Update.
5611 2001-08-09 Richard Henderson <rth@redhat.com>
5613 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5614 (__do_global_dtors_aux): Use gp-relative static data to avoid
5615 one dynamic relocation.
5616 (__do_frame_setup): Register Java classes.
5617 * config/alpha/crtend.asm (__JCR_END__): New.
5619 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5621 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5622 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5623 (GEN, STAGESTUFF): Add new files.
5624 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5625 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5626 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5627 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5628 as well as insn-codes.h and insn-flags.h in config.h; and no
5629 extra headers in tconfig.h and hconfig.h.
5631 * gencodes.c: Eliminate code to generate predicate declarations
5632 or #defines for md-file constants.
5633 * genconstants.c, genpreds.c: New files.
5635 * i386.md: Re-order guard expressions such that TARGET_64BIT
5636 comes first, when this permits better optimization. Add
5637 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5638 why this is desirable.
5640 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5642 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5643 (find_fde_for_dso): Remove.
5644 (_Unwind_IteratePhdrCallback): New.
5645 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5646 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5648 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5650 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5651 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5653 2001-08-09 Graham Stott <grahams@redhat.com>
5655 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5656 (vis_no_unit): Use it.
5657 (visualize_no_unit): Add the insn only if room exists.
5659 2001-08-09 Graham Stott <grahams@redhat.com>
5661 * predict.c (estimate_probability): Replace magic numbers with
5662 appropriate enumeration.
5664 2001-08-09 Graham Stott <grahams@redhat.com>
5666 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5668 (EXTRACT_FLAGS): Likewise.
5670 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5672 * config/mips/mips.c (mips_legitimate_address_p): Check for
5673 CONST_INT in last patch.
5675 2001-08-08 Anthony Green <green@redhat.com>
5677 * java/class.c (emit_register_classes): Use assemble_jcr if
5678 possible. Keep the original mechanism as a fallback.
5679 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5680 and weak symbol support.
5681 * crtstuff.c (__JCR_LIST__): Define.
5682 (__JCR_END__): Define.
5683 (_Jv_RegiserClasses): Define weak symbol if possible.
5684 (__do_global_ctors_aux): Register classes for ELF targets with
5685 weak symbol support.
5687 2001-08-08 Kazu Hirata <kazu@hxi.com>
5689 * dbxout.c: Fix comment formatting.
5690 * dependence.c: Likewise.
5692 * diagnostic.c: Likewise.
5693 * dominance.c: Likewise.
5694 * doprint.c: Likewise.
5695 * dwarf2out.c: Likewise.
5696 * dwarfout.c: Likewise.
5697 * emit-rtl.c: Likewise.
5698 * except.c: Likewise.
5699 * explow.c: Likewise.
5700 * expmed.c: Likewise.
5703 * fold-const.c: Likewise.
5704 * function.c: Likewise.
5706 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5708 * global.c (retry_global_alloc): Avoid shadowing allocno.
5710 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5712 * except.c (remove_fixup_regions): Fix typo.
5714 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5716 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5717 unsigned HOST_WIDE_INT to avoid warning.
5718 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5719 * flow.c (set_block_for_new_insns): Likewise.
5721 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5723 * sibcall.c (return_value_pseudo): New static variable.
5724 (skip_copy_to_return_value): Handle return_value_pseudo.
5725 (call_ends_block_p): Ensure that return_value_pseudo is set.
5726 (optimize_sibling_and_tail_recursive_call): Discover the
5727 load of pseudo return value in alternate exit block.
5729 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5731 * calls.c (ECF_ALWAYS_RETURN): New constant.
5732 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5733 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5734 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5735 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5736 * rtl.c (reg_note_name): New name.
5737 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5739 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5741 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5743 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5745 * alias.c (get_alias_set): Return a previously calculated
5746 alias set for a VAR_DECL.
5747 * function.c (gen_mem_addressof): Calculate the alias set before
5750 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5752 * predict.def: Set hitrates according our experimental run.
5754 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5756 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5758 2001-08-08 H.J. Lu <hjl@gnu.org>
5760 * config/mips/mips.c (mips_unique_section): New. Copied from
5763 * config/mips/mips-protos.h (mips_unique_section): New
5766 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5768 * config/mips/little.h: New. Generic little endian mips
5769 targets. Only mips*-*-linux* is converted to use it so far.
5771 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5772 (WCHAR_TYPE): Defined
5773 (WCHAR_TYPE_SIZE): Likewise.
5774 (INIT_SUBTARGET_OPTABS): Likewise.
5775 (BSS_SECTION_ASM_OP): Likewise.
5776 (SBSS_SECTION_ASM_OP): Likewise.
5777 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5778 (ASM_DECLARE_OBJECT_NAME): Likewise.
5779 (UNIQUE_SECTION): Likewise.
5780 (EXTRA_SECTIONS): Likewise.
5781 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5782 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5783 (ASM_OUTPUT_DEF): Likewise.
5784 (HANDLE_SYSV_PRAGMA): Removed.
5785 (NO_IMPLICIT_EXTERN_C): Likewise.
5786 (TARGET_MEM_FUNCTIONS): Likewise.
5787 (STARTFILE_SPEC): Likewise.
5788 (ENDFILE_SPEC): Likewise.
5789 (LIB_SPEC): Likewise.
5790 (INVOKE__main): Likewise.
5791 (CTOR_LIST_BEGIN): Likewise.
5792 (CTOR_LIST_END): Likewise.
5793 (DTOR_LIST_BEGIN): Likewise.
5794 (DTOR_LIST_END): Likewise.
5795 (SET_ASM_OP): Likewise.
5796 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5797 (ASM_OUTPUT_DEF): Likewise.
5798 (ASM_OUTPUT_IDENT): Likewise.
5800 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5801 (CPLUSPLUS_CPP_SPEC): Likewise.
5802 (ASM_APP_ON) Redefine only if not defined.
5803 (ASM_APP_OFF): Likewise.
5804 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5805 (ASM_OUTPUT_IDENT): Likewise.
5807 * config.gcc: Update tm_file for Linux/mips.
5809 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5811 * cselib.c (cselib_record_sets): If insn is predicated, turn
5812 sources into IF_THEN_ELSEs.
5814 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5815 Turn into define_insn_and_split.
5817 * sched-deps.c: Include "cselib.h".
5818 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5819 Use cselib to turn memory addresses into VALUEs.
5820 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5821 * sched-int.h (struct sched_info): New member USE_CSELIB.
5822 * sched-ebb.c (ebb_sched_info): Initialize it.
5823 * sched-rgn.c (rgn_sched_info): Likewise.
5824 * Makefile.in (sched-deps.o): Update dependencies.
5826 * cselib.h (cselib_subst_to_values): Declare.
5827 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5828 that have no value and autoincs to be handled by generating a new
5831 2001-08-08 Graham Stott <grahams@redhat.com>
5833 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5834 within fixed length SEQUENCE.
5836 2001-08-08 Graham Stott <grahams@redhat.com>
5838 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5839 (diagnostic_prefixing_rule): Likewise.
5840 (diagnostic_line_cutoff): Likewise.
5841 (diagnostic_kind_count): Likewise.
5843 2001-08-08 Graham Stott <grahams@redhat.com>
5845 * alias.c (find_base_decl): Delete redundent assignment.
5847 2001-08-08 Graham Stott <grahams@redhat.com>
5849 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5850 (abs): Uppercase and paranthesize macro parameter.
5851 (MEM_DEPENDENCY): Add whitespace.
5853 2001-08-08 Graham Stott <grahams@redhat.com>
5855 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5856 failure check for CONST_INT
5858 2001-08-08 Graham Stott <grahams@redhat.com>
5860 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5861 (libcall_dead_p): Likewise.
5863 (mark_used_regs): Constify fmt.
5864 (find_use_as_address): Likewise.
5866 2001-08-08 Graham Stott <grahams@redhat.com>
5868 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5871 2001-08-08 Graham Stott <grahams@redhat.com>
5873 * combine.c (combine_simplify_rtx): Update comment and
5874 remove erroneous test.
5876 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5878 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5879 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5880 take care to avoid multiple no-newline at EOF warnings in that
5883 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5885 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5886 (emit_library_call_value_1): Likewise.
5887 (emit_call_1): Emit REG_SETJMP note.
5888 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5890 * cselib.c (cselib_process_insn): Likewise.
5891 * flow.c (propagate_block): Likewise.
5892 * loop.c (find_and_verify_loops): Likewise.
5893 * reload.c (find_equiv_regs): Likewise.
5894 * reload1.c (reload): Likewise.
5895 * resource.c (mark_referenced_resources,
5896 mark_set_resources): Likewise.
5897 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5898 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5899 * haifa-sched.c (unlink_other_notes): Likewise.
5900 (reemit_notes): Likewise.
5901 * sched-ebb.c (sched_ebb): Likewise.
5902 * sched-rgc.c (sched_region): Likewise.
5903 * rtl.c (note_insn_name): Likewise.
5904 (reg_note_name): Add REG_SETJMP
5905 * rtl.h (reg_note): Add REG_SETJMP.
5906 (insn_note): Remove NOTE_INSN_SETJMP.
5908 * profile.c (branch_prob): Add fake edges for setjmp.
5910 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5912 * config.gcc: Quote target_cpu_default2 correctly for
5913 powerpc*-*-* targets.
5915 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5917 * cpplib.h, line-map.h: Update comments.
5918 * cppmain.c (printer_init): Move inline.
5919 (maybe_print_line, print_line): Take a map pointer.
5920 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5921 (cb_file_change): Don't use prior value of print.map.
5923 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5925 * doc/install.texi: Document fine-grained multilib configuration.
5927 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5929 * rtlanal.c (find_first_parameter_load): Call note_stores
5930 only on the instructions.
5932 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5934 * alias.c (nonlocal_mentioned_p):
5935 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5936 * calls.c (emit_call_1): Likewise.
5937 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5938 * cselib.c (cselib_process_insn): Likewise.
5939 * df.c (df_insns_modify): Likewise.
5940 * flow.c (need_fake_edge_p): Likewise.
5941 (propagate_one_insn): Likewise.
5942 * haifa-sched.c (reemit_notes): Likewise.
5943 * integrate.c (copy_insn_list): Likewise.
5944 * jump.c (delete_prior_computation): Likewise.
5945 * local-alloc.c (validate_equiv_mem): Likewise.
5946 * loop.c (scan_loop): Likewise.
5947 * predict.c (estimate_probability): Likewise.
5948 * reload.c (reload): Likewise.
5949 * sched-deps (sched_analyze): Likewise.
5950 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5951 * gcse.c (compute_hash_table): Likewise.
5952 (mark_call): Likewise.
5953 (store_killed_in_insn): Likewise.
5955 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5957 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5959 2001-08-06 Richard Henderson <rth@redhat.com>
5961 * varasm.c (assemble_gc_entry): Remove.
5962 * output.h: Likewise.
5964 2001-08-06 Richard Henderson <rth@redhat.com>
5966 * varasm.c (assemble_constructor): Take a symbol_ref and a
5967 priority instead of a bare string. Move priority handling
5968 here from cp/decl2.c.
5969 * output.h: Update decls.
5971 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5972 and assemble_destructor.
5973 * profile.c (output_func_start_profiler): Likewise.
5974 * objc/objc-act.c (finish_objc): Likewise.
5975 (build_module_descriptor): Return the symbol not the symbol name.
5977 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5979 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5980 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5981 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5982 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5983 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5984 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5986 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5988 * cpperror.c (print_containing_files): Moved to line-map.c.
5989 (print_location): line-map.c handles re-listing or otherwise.
5990 * cpphash.h (struct lexer_state): Remove next_bol.
5991 (struct cpp_buffer): Remove include_stack_listed.
5992 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5993 Remove faked buffer handling.
5994 (_cpp_do_file_change): Tweak.
5995 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5996 * cppmain.c (struct printer): Remove filename.
5997 (print_line, cb_file_change): Update accordingly.
5998 * line-map.c: Include intl.h.
5999 (init_line_maps): Initialize last_listed.
6000 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6001 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6002 (print_containing_files): New.
6003 * line-map.h (struct line_maps): New member last_listed.
6004 (print_containing_files, INCLUDED_FROM): New.
6005 * Makefile.in: Update.
6006 * po/POTFILES.in: Add line-map.c.
6008 2001-08-06 Richard Henderson <rth@redhat.com>
6010 * except.c (convert_from_eh_region_ranges_1): Never mark
6011 USE or CLOBBER insns as throwing.
6013 * expr.c (store_constructor): Don't clobber memory targets.
6015 2001-08-06 Andreas Jaeger <aj@suse.de>
6017 * profile.c (branch_prob): Remove unused variable insn.
6019 * Makefile.in (local-alloc.o): Add dependency on except.h.
6021 * local-alloc.c: Include except.h for can_throw_internal prototype.
6023 2001-08-06 Richard Henderson <rth@redhat.com>
6025 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6026 * function.c (expand_main_function): Implement it.
6027 * doc/tm.texi: Document it.
6029 2001-08-06 Stan Shebs <shebs@apple.com>
6031 * doc/install.texi: Document powerpc-*-darwin* details.
6033 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6035 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6036 (ASM_CPU_SPEC): Move back to rs6000.h
6037 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6039 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6041 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6044 * config/rs6000/linux64.h: Ditto.
6046 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6047 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6050 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6051 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6053 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6056 2001-08-05 Richard Henderson <rth@redhat.com>
6058 * local-alloc.c (update_equiv_regs): Do not move insns that
6061 2001-08-05 Jan Hubicka <jh@suse.cz>
6063 * Makefile.in (reload1.o): Add dedendancy on except.h
6064 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6066 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6067 indicating wehther edges has been cleaned up.
6068 * reload1.c: Inlucde except.h
6069 (fixup_abnormal_edges): Accept deleted insns.
6070 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6073 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6075 * cpplib.c (do_line): Correct line number after pop_buffer.
6077 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6079 PR preprocessor/3824
6080 * line-map.c: Update comments.
6081 * line-map.h: Update comments.
6082 * tradcif.y: Don't consider large numbers unsigned.
6084 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6086 PR preprocessor/3081
6087 * c-lex.c (map): New.
6088 (cb_file_change): Update map and use it.
6089 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6090 (c_lex): Update to use map.
6091 * cpperror.c (print_location): Move to using logical line numbers.
6092 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6093 (cpp_make_system_header): Similarly.
6094 (_cpp_execute_include): Stop line numbering hacks. Store the
6095 line we will return to.
6096 * cpphash.h (CPP_BUF_LINE): Remove.
6097 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6098 Add map and return_to_line.
6099 (_cpp_do_file_change): Update.
6100 * cppinit.c (cpp_start_read): Update line kludge.
6101 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6102 (trigraph_ok): Use logical line numbers for diagnostics.
6103 (skip_block_comment): Likewise.
6104 (skip_whitespace): Likewise.
6105 (skip_line_comment): Use pfile->line instead.
6106 (_cpp_lex_token): Update to use logical line numbering exclusively.
6107 Handle BOL locally. Accept new lines in directives, but keep
6108 pfile->line decremented. Diagnostics use logical lines. Update
6110 * cpplib.c (SEEN_EOL): New.
6111 (skip_rest_of_line, check_eol): Use it.
6112 (end_directive): Increase line number when accepting the newline
6113 at the end of a directive.
6114 (run_directive): Simplify.
6115 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6116 (_cpp_do_file_change): Update to take buffer line number as an
6117 argument, and store the current map in the cpp_reader. Remove
6118 line number kludges.
6119 (_cpp_do__Pragma): Restore output position after a _Pragma.
6120 (cpp_push_buffer): Don't set output line or lineno.
6121 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6122 Remove line kludge. Set output_line.
6123 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6124 (parse_arg): Use logical lines.
6125 (save_lookahead_token): Save EOFs too now.
6126 * cppmain.c (struct printer): Fix comments.
6127 (printer_init): Simplify, let caller do errors.
6128 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6129 (maybe_print_line): Simplify.
6130 (print_line): Don't print a linemarker if -P.
6131 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6132 (cb_file_change): Simplify.
6133 * line-map.h (LAST_SOURCE_LINE): Fix.
6134 (CURRENT_LINE_MAP): New.
6136 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6138 * doloop.c (doloop_modify_runtime): Properly compute number of
6139 iterations if loop was unrolled.
6141 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6142 if their CSELIB_VAL_PTRs are.
6144 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6145 (setup_spill_pointers): Initialize it.
6146 (spill_restore_mem): Set it.
6147 (do_spill, do_restore): Use it to add REG_INC note.
6148 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6150 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6151 asms if other insns are available.
6153 * config/ia64/ia64.c (condop_operator): New predicate.
6154 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6155 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6158 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6159 temporary register than directly using a MEM.
6161 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6163 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6164 parameter in last change.
6166 2001-08-04 Zack Weinberg <zackw@panix.com>
6168 * sparc.md: Don't use #if inside C test expression.
6170 2001-08-04 Richard Henderson <rth@redhat.com>
6172 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6174 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6176 * cpphash.h (struct cpp_reader): New member directive_line.
6177 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6178 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6179 do_pragma): Pass line to callbacks.
6180 (start_directive): Record line of directive.
6181 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6182 cb_include): Similarly.
6183 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6186 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6188 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6191 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6193 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6195 * reload1.c (fixup_abnormal_edges): New static function.
6198 * flow.c (need_fake_edge_p): New function.
6199 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6200 avoid call insn to be very last insn in the insn stream.
6202 * profile.c (branch_prob): Call flow_call_edges_add instead of
6203 doing that by hand; cleanup cfg to re-merge basic blocks once
6206 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6208 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6209 are also on line-map.h.
6210 * cppfiles.c (stack_include_file): Update.
6211 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6212 (_cpp_pop_buffer): New.
6213 * cppinit.c (cpp_destroy, cpp_finish): Update.
6214 (do_includes): Mark each buffer to return at EOF.
6215 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6216 return as requested.
6217 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6218 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6219 * cpplib.h (cpp_pop_buffer): Remove.
6220 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6221 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6223 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6225 (do_preprocessing): Update.
6226 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6227 * c-parse.in (_yylex): Similarly.
6228 * scan-decls.c (scan_decls): Similarly.
6229 * line-map.h: Update comments.
6231 * objc/Make-lang.in (objc-act.o): Update dependencies.
6233 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6235 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6236 and soft register for operand 0.
6237 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6239 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6241 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6242 register for operand 0.
6243 ("bitcmpqi_z_used"): Allow memory for operand 0.
6244 (split "bitcmpqi"): New split to handle address reg as operand 1.
6246 2001-08-04 Andreas Jaeger <aj@suse.de>
6248 * gcse.c: Revert Daniel's last patch.
6250 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6252 * sparc-protos.h: Add prototypes for fp_zero_operand and
6254 * sh-protos.h: Add prototype for fpul_operand.
6256 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6258 * doc/extend.texi (Other Builtins): Fix typo in last change.
6260 2001-08-03 Richard Henderson <rth@redhat.com>
6262 * target.h (gcc_target): Add asm_out.named_section,
6263 section_type_flags, have_named_sections.
6264 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6265 (TARGET_HAVE_NAMED_SECTIONS): New.
6266 (TARGET_SECTION_TYPE_FLAGS): New.
6268 * Makefile.in (toplev.o): Depend on TARGET_H.
6269 (varasm.o, dbxout.o): Likewise.
6270 * c-common.c (decl_attributes): Check targetm.have_named_sections
6271 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6272 * dbxout.c (dbxout_function_decl): Likewise.
6273 (dbxout_function_end): Likewise.
6274 * toplev.c (compile_file): Likewise.
6275 * varasm.c (exception_section): Likewise.
6276 * cp/decl2.c (finish_objects): Likewise.
6278 * defaults.h (EH_FRAME_SECTION): Remove.
6279 (EH_FRAME_SECTION_ASM_OP): Remove.
6280 (EH_FRAME_SECTION_NAME): New.
6281 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6282 (UNIQUE_SECTION_P): Remove.
6283 * dwarf2out.c (SECTION_FORMAT): Remove.
6284 (ASM_OUTPUT_SECTION): Remove.
6285 (output_call_frame_info): Use named_section_flags.
6286 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6287 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6288 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6289 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6290 (named_section_flags): New.
6291 (named_section): Use it and targetm.section_type_flags.
6292 (resolve_unique_section): New.
6293 (assemble_start_function): Use it.
6294 (asm_emit_uninitialised, assemble_variable): Likewise.
6295 (default_section_type_flags): New.
6296 (default_no_named_section, default_elf_asm_named_section): New.
6297 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6298 * output.h: Update varasm.c decls.
6299 (SECTION_*): New flags.
6301 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6302 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6304 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6305 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6306 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6307 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6308 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6309 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6310 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6311 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6312 * config/pa/pa64-hpux.h,
6314 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6315 (TARGET_ASM_NAMED_SECTION): New.
6316 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6317 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6318 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6319 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6320 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6321 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6322 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6323 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6324 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6325 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6326 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6327 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6328 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6329 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6330 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6331 * config/sparc/sysv4.h: Likewise.
6333 * config/nextstep.h: Error until named sections implemented.
6335 * config/a29k/a29k.c (a29k_asm_named_section): New.
6336 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6337 (vms_section_type_flags, vms_asm_named_section): New.
6338 * config/arm/arm.c (arm_elf_asm_named_section): New.
6339 * config/avr/avr.c (asm_output_section_name): Remove.
6340 * config/avr/avr-protos.h: Update.
6341 * config/c4x/c4x.c (c4x_asm_named_section): New.
6342 * config/h8300/h8300.c (h8300_asm_named_section): New.
6343 * config/i386/i386.c (sco_asm_named_section): New.
6344 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6345 (i386_pe_section_type_flags): New.
6346 (i386_pe_asm_named_section): New.
6347 * config/i386/i386-protos.h: Update.
6348 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6349 * config/mcore/mcore.c (mcore_asm_named_section): New.
6350 * config/mips/mips.c (iris6_asm_named_section): New.
6351 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6352 instead of UNIQUE_SECTION_P.
6353 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6354 (xcoff_asm_named_section): New.
6355 * config/sh/sh.c (sh_asm_named_section): New.
6356 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6358 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6359 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6360 (EH_FRAME_SECTION_NAME): New.
6361 (EXCEPTION_SECTION): New.
6362 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6363 (DEBUG_*_SECTION): Remove.
6364 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6365 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6366 (EH_FRAME_SECTION_ASM_OP): Remove.
6368 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6369 (ASM_OUTPUT_SECTION_NAME): Remove.
6370 (TARGET_ASM_NAMED_SECTION): New.
6371 (TARGET_HAVE_NAMED_SECTIONS): New.
6372 (TARGET_SECTION_TYPE_FLAGS): New.
6373 (EH_FRAME_SECTION_ASM_OP): Remove.
6374 (EH_FRAME_SECTION_NAME): New.
6376 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6378 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6379 for complex expressions when cfun == 0.
6380 * doc/extend.texi: Document that __builtin_constant_p can be
6381 used in data initializers as well as functions.
6383 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6385 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6386 variable I locally, instead of expecting a declaration in the
6389 2001-08-03 Richard Henderson <rth@redhat.com>
6391 * except.c (collect_one_action_chain): Add an explicit cleanup
6392 action if regions surrounding a catch were encoded entirely
6393 within the call-site entry.
6395 2001-08-03 Richard Henderson <rth@redhat.com>
6397 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6398 don't take REGNO of a non-register.
6400 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6402 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6403 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6404 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6405 (__gthread_mutex_init_function): New function for mutex initialization.
6407 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6409 * Makefile.in: Revert screwed up commit.
6411 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6413 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6414 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6415 merged by linker script to get a final _exit().
6416 (__do_global_dtors): New for destructor handling in specific exit
6418 (__do_global_ctors): New for constructors in specific install section.
6419 (__map_data_section): Map data sections before running constructors.
6420 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6421 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6422 (DTORS_SECTION_ASM_OP): Likewise.
6423 (CTORS_SECTION_FUNCTION): Define to force a reference to
6425 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6427 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6429 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6431 * Makefile.in: Add df.h to gcse.c dependencies.
6433 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6435 * varasm.c (output_constant_def_contents): Use for the length of a
6436 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6437 depending on which is larger.
6439 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6441 * gcse.c: Include df.h for use as a dataflow analyzer.
6443 Declaration of reg_set_info: gone.
6444 New df_analyzer variable used by store motion.
6445 (reg_set_info): Deleted.
6446 (mark_mem_regs): New function, analyze regs used by a mem.
6447 (store_ops_ok): Use dataflow analyzer results to determine if
6448 necessary regs are changed in the block.
6449 (find_moveable_store): Remove check for symbol ref, we can handle
6450 much more complex expressions now.
6451 (compute_store_table): Remove most of the code, it's unnecessary
6452 now that the dataflow analyzer records the info for us.
6453 (store_killed_after): Add parameter to say whether to do the
6454 store_ops_okay test, used to speed up testing when we already know
6455 the answer, and just want to know if the store itself was killed.
6456 (build_store_vector): Largely rewritten to calculate the various
6457 vectors properly, and somewhat optimized.
6458 (store_motion): Init the df_analyzer, get REG_DEF chains.
6459 Also handle trapping expressions (since mems almost always trap)
6460 (simple_mem): Redefine what a simple mem is.
6462 2001-08-03 DJ Delorie <dj@redhat.com>
6464 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6465 set from a constant part of the condition.
6467 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6469 * mkdeps.c (deps_add_default_target): Make local variable
6470 ``start'' a const char pointer.
6471 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6473 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6475 * doc/install.texi (Configuration): Fix markup.
6476 (Specific, i?86-*-udk): Likewise.
6477 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6479 Document --enable-threads and --enable-libgcj status.
6480 (Specific, mips-sgi-irix*): Canonicalize triples.
6481 (Specific, mips-sgi-irix5): Warn about problems with this config.
6482 Mention required GNU as patch.
6483 Native assembler problems are fixed.
6484 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6485 Document --enable-threads and --enable-libgcj status.
6487 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6489 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6492 2001-08-03 Richard Henderson <rth@redhat.com>
6494 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6497 2001-08-03 Richard Henderson <rth@redhat.com>
6499 * rtlanal.c (find_first_parameter_load): Stop if we
6500 reach a CODE_LABEL at BOUNDARY.
6502 2001-08-03 Richard Henderson <rth@redhat.com>
6504 * config/alpha/alpha.md (force_movdi): New insn.
6505 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6506 Tweek FRP marking of VMS prologue insns.
6507 * config/alpha/vms.h (EPILOGUE_USES): New.
6509 2001-08-02 Richard Henderson <rth@redhat.com>
6511 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6513 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6515 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6516 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6517 config/convex/convex.h, config/d30v/d30v.c,
6518 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6519 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6520 config/mips/mips.h, config/mn10200/mn10200.h,
6521 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6522 config/v850/v850.h, config/vax/openbsd.h,
6523 config/vax/openbsd1.h, config/vax/ultrix.h,
6524 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6525 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6526 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6527 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6528 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6529 in comments and documentation.
6531 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6535 * Makefile.in (line-map.o): New.
6536 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6537 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6538 * cpperror.c (print_containing_files): Similarly.
6539 (print_location): Update. Don't output a space before _Pragma.
6540 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6541 (stack_include_filee, cpp_make_system_header): Update.
6542 (_cpp_execute_include): Get logical line number right for calling
6543 as-yet-unterminated #include.
6544 * cpphash.h (struct cpp_reader): Add line_maps.
6545 (_cpp_do_file_change): Update.
6546 * cppinit.c (cpp_create_reader): Initialize line maps.
6547 (cpp_destroy): Destroy line maps.
6548 (cpp_start_read): Get logical line number right.
6549 * cpplex.c (parse_string): Only warn once for multi-line strings.
6550 Use boolean variable for null warning.
6551 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6553 (do_include_common): End the directive early.
6554 (do_line): Don't warn about out-of-range lines in preprocessed
6555 source. Update. Remove unused variables.
6556 (_cpp_do_file_change): Update for new line mapping.
6557 (pragma_cb): New typedef.
6558 (cpp_register_pragma): Stop looking ahead before calling the
6560 (do_pragma_system_header): End directive early.
6561 (cpp_get_line_maps): New.
6562 (cpp_pop_buffer): Fudge logical line. Update.
6563 * cpplib.h: Include line-map.h
6564 (enum cpp_fc_reason): Remove.
6565 (struct cpp_file_change): Update.
6566 (cpp_get_line_maps): New.
6567 * cppmain.c (struct_printer): New member map.
6568 (cb_file_change): Update for new mappings.
6569 * fix-header.c (cb_file_change): Similarly.
6571 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6573 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6574 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6576 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6578 * config/vax/vax.c: include expr.h.
6580 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6582 * Makefile.in ($(srcdir)/configure): Only rebuild in
6584 ($(srcdir)/config.in): Only define in maintainer mode.
6585 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6587 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6589 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6591 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6593 * gcc.c (set_collect_gcc_options): New function, split out from
6595 Ignore elided switches.
6596 (do_spec_1): Invoke before executing command.
6597 (set_input): Export.
6598 Move declaration ...
6599 * gcc.h (set_input): ... here.
6600 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6603 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6606 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6608 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6610 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6612 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6613 for the unnamed instructions it expands to.
6615 2001-08-02 Richard Henderson <rth@redhat.com>
6617 * regclass.c (call_really_used_regs): Conditionally define.
6618 (init_reg_sets_1): Don't use it if not defined.
6619 (fix_register): Similarly, don't set it.
6621 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6623 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6624 Correct comment that had been missed in the previous change.
6626 2001-08-01 Stan Shebs <shebs@apple.com>
6628 * config/darwin.c (machopic_stub_name): Try matching by name.
6629 (update_stubs): New function.
6630 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6633 2001-08-01 Richard Henderson <rth@redhat.com>
6635 * except.c (output_function_exception_table): Use assemble_align.
6636 * varasm.c (assemble_eh_label): Remove.
6637 (assemble_eh_align, assemble_eh_integer): Remove.
6639 2001-08-01 Robert Lipe <robertl@caldera.com>
6641 * dwarfout.c: Remove reference to README.DWARF.
6643 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6645 * regclass.c (call_really_used_regs): New array for registers which
6646 are actually used by a call.
6647 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6649 (fix_register): Set call_really_used too.
6650 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6651 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6653 2001-08-01 Richard Henderson <rth@redhat.com>
6655 * read-rtl.c (read_name): Consider \r whitespace.
6657 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6659 * config.gcc: Recognize powerpc-*-netbsd*.
6661 * doc/install.texi (Host/target specific installation notes for
6662 GCC): Mention powerpc-*-netbsd*.
6664 * config/rs6000/netbsd.h: New file.
6665 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6666 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6667 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6668 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6669 (TARGET_VERSION): Redefine.
6671 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6672 mcall-netbsd as a match for mcall-sysv.
6673 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6674 (ncrti.S, ncrtn.S): New targets.
6675 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6677 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6678 "netbsd' as a V4 ABI.
6679 (ASM_SPEC): Check for -mcall-netbsd.
6680 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6681 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6682 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6683 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6684 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6685 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6686 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6688 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6689 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6691 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6693 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6694 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6695 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6696 including "unwind-pe.h".
6698 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6700 * rs6000.md (define_splits): Kill unused constraints.
6702 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6703 Jan Hubicka <jh@suse.cz>
6705 * function.c (thread_prologue_and_epilogue_insns): Kill code
6706 dealing with non-existent CFG.
6708 2001-08-01 Kazu Hirata <kazu@hxi.com>
6710 * alias.c: Fix comment formatting.
6711 * bitmap.c: Likewise.
6712 * builtins.c: Likewise.
6713 * calls.c: Likewise.
6714 * c-common.c: Likewise.
6715 * c-decl.c: Likewise.
6716 * c-dump.c: Likewise.
6717 * c-lex.c: Likewise.
6718 * collect2.c: Likewise.
6719 * combine.c: Likewise.
6720 * conflict.c: Likewise.
6721 * cppfiles.c: Likewise.
6722 * cppinit.c: Likewise.
6723 * cpplex.c: Likewise.
6724 * cpplib.c: Likewise.
6725 * cppmacro.c: Likewise.
6726 * cppspec.c: Likewise.
6727 * c-pragma.c: Likewise.
6728 * crtstuff.c: Likewise.
6730 * cselib.c: Likewise.
6731 * c-semantics.c: Likewise.
6732 * c-typeck.c: Likewise.
6734 2001-08-01 H.J. Lu <hjl@gnu.org>
6736 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6738 2001-08-01 H.J. Lu <hjl@gnu.org>
6740 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6742 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6744 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6745 contextualizing Objective-C class name lookup by the lexer.
6746 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6748 (protocoldef): Add support for forward @protocol declarations.
6749 (yylexname): Suppress ObjC class name lookup in certain contexts;
6750 re-enable after lookup is complete.
6751 (_yylex): Re-enable ObjC class name lookup when certain
6752 punctuation marks are seen.
6754 * objc/objc-act.c (check_protocol_recursively): New function used
6755 for finding circular dependencies in protocols.
6756 (objc_declare_protocols): New function for handling forward
6757 @protocol declarations.
6758 (receiver_is_class_object): Detect the case when 'self' is used
6759 inside of a class method.
6760 (build_message_expr): Issue a warning if class method is desired
6761 but instance method is found instead.
6762 (conforms_to_protocol): Streamline.
6763 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6764 protocol Foo, even if 'Bar foo' does not.
6765 (check_protocols): Streamline.
6766 (start_protocol): Add checks for circular and duplicate protocol
6768 (encode_aggregate_within): For typedefs of structs, encode the
6770 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6771 (objc_declare_protocols): New prototype.
6773 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6775 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6776 * cpplex.c (handle_newline): Update prototype. Maintain logical
6778 (skip_escaped_newlines, skip_block_comment, parse_string):
6780 (_cpp_lex_token): Update, and store token position within the token.
6781 * cpplib.h (struct cpp_token): Add line and column entries.
6782 * cppmacro.c (replace_args): Position stringified tokens correctly.
6784 2001-08-01 Andreas Jaeger <aj@suse.de>
6786 * basic-block.h: Add prototype for last_loop_beg_note.
6788 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6790 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6791 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6793 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6794 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6795 expand_decl_cleanup.
6796 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6798 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6799 operand while calling simple_cst_equal.
6800 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6801 operand is the cleanup expression, the third is the RTL_EXPR.
6802 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6804 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6806 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6808 2001-07-31 matthew green <mrg@eterna.com.au>
6810 * config.gcc (i386-*-netbsdelf): New description.
6811 * config/i386/netbsd-elf.h: New file.
6813 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6815 * loop.c (check_dbra_loop): Use single_set to compute
6818 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6820 PowerPC reorg and support for powerpc64-*-linux*.
6822 Also fixes emitting of constants on 32 bit and 64 bit
6825 * config.gcc: powerpc64-*-linux* is a new target.
6826 Things that needed aix.h now also include xcoff.h
6828 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6830 Move AIX specific stuff into aix.h.
6831 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6832 with more than just XCOFF now.
6833 (SET_ASM_OP): Remove, now defined where needed.
6834 (FUNCTION_PROLOGUE): New macro definition.
6835 (FUNCTION_EPILOGUE): New macro definition.
6836 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6838 * config/rs6000/xcoff.h: New file.
6840 * config/rs6000/linux64.h: New file.
6842 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6844 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6846 * rs6000.c (print_operand_address): Handle ELF syntax.
6847 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6848 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6849 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6851 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6853 * rs6000.c (rs6000_override_options): Only disable
6854 flag_function_sections for XCOFF.
6855 (exact_log2_cint_operand): New predicate.
6856 (reg_or_{add,sub}_cint64_operand): New predicates.
6857 (add_operand): Compare CONST_INT with fewer function calls.
6858 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6859 (print_operand, case 'p'): Ensure positive operand.
6860 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6861 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6862 (PREDICATE_CODES): Add new predicates.
6863 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6864 (divsi3, modsi3): Ensure positive power-of-2.
6865 (adddi3): Use new predicate. Split 32-bit constants more
6866 correctly. Re-arrange splitter to handle any constant.
6867 (subdi3): Use new predicate.
6868 (divdi3, moddi3): Ensure positive power-of-2.
6869 (movdi): Use rs6000_emit_set_const.
6870 (load_toc_v4_pic_di): Delete.
6872 2001-07-31 Graham Stott <grahams@redhat.com>
6874 * function.c (pad_below): Revert 2001-07-26 patch.
6876 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6878 * reg-stack (convert_regs_1): Fix best edge condition.
6880 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6882 * jump.c (duplicate_loop_exit_test): Better test for jumps
6883 entering the loop; create loop pre_header.
6885 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6887 * doc/install.texi: Add s390 and s390x as new targets.
6888 * doc/invoke.texi: Add documantation of S/390 and zSeries
6890 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6892 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6894 * config/m68k/m68k.md: Replace all general_operand with
6895 nonimmediate_operand for all destinations.
6896 * config/m68k/m68k.c (not_sp_operand): Likewise.
6898 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6900 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6902 2001-07-30 Richard Henderson <rth@redhat.com>
6904 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6905 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6907 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6909 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6910 Add missing doc strings
6911 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6912 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6914 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6916 * i386.c (ix86_output_main_function_alignment_hack): New function.
6917 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6919 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6920 edges by EDGE_DFS_BACK flag.
6921 (dump_edge_info): Add dfs_back flag.
6922 * basic-block.h (EDGE_DFS_BACK): New constant.
6923 (mark_dfs_back_edges): Declare.
6924 * alias.c (loop_p): Remove.
6925 (mark_constant_function): Use mark_dfs_back_edges.
6927 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6928 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6929 (compensate_edge): Break out from ...
6930 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6931 (convert_regs_2): Set block_done once block is really done;
6932 Do updating of the predecesors counts.
6934 * toplev.c (rest_of_compilation): Recompute block_for_insn
6935 before post-reload cfg_cleanup.
6936 * function.c (thread_prologue_epilogue_insns):
6937 Call set_block_for_new_insns when emitting prologue directly.
6939 2001-07-30 Andreas Jaeger <aj@suse.de>
6941 * jump.c: Add prototype for mark_modified_reg.
6943 * cse.c (set_live_p): Add unused attribute.
6945 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6947 (scan_for_source_files): Use long for count to avoid overflow.
6948 (output_data): Likewise.
6949 (output_data): Don't use string concatatenation to silence gcc
6952 * predict.c: Fix typos and grammar.
6954 * gcse.c (insert_insn_end_bb): Remove unused variables.
6956 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6958 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6959 (attempt_auto_inc): LIkewise.
6960 (mark_used_reg): Likewise.
6961 (try_pre_increment_1): Likewise.
6962 * regclass.c (regclass): Likewise.
6963 * global.c (allocno_compare): Update comment; change scaling factor.
6964 * local-alloc.c (QTY_CMP_PRI): Likewise.
6965 * regs.h (REG_FREQ_FROM_BB): New.
6966 (REG_FREQ_MAX): Likewise.
6968 2001-07-30 H.J. Lu <hjl@gnu.org>
6970 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6973 2001-07-30 H.J. Lu (hjl@gnu.org)
6975 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6976 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6977 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6979 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6981 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6982 as -mthumb-interwork when -mcpu=arm7 is specified.
6984 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6986 * predict.def (noreturn, loop branch, loop exit): Mark as first
6989 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6991 * combine.c (try_combine): Avoid barrier after noop jumps.
6993 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6995 * cpphash.h (struct cpp_reader): Remove import_warning.
6996 * cpplib.c (skip_rest_of_line): Don't bother turning off
6998 (parse_include): Move include handling to...
6999 (do_include_common): ... here. Move import warning from...
7000 (do_import): ... here.
7001 (do_pragma_poison): Don't do a callback for poison identifiers.
7002 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7003 * cppmain.c (setup_callbacks): Similarly.
7005 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7007 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7008 handle multiple sets.
7009 * except.c (sjlj_mark_call_sites): .... here.
7010 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7012 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7014 Suggested by Richard Henderson and Richard Kenner:
7015 * combine.c (recog_for_combine): Use the fake recog
7016 only if instruction does not match.
7017 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7018 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7020 * combine.c (try_combine): Discover noop jump as direct jump.
7022 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7024 * df.c (df_rd_global_compute): Add successors to worklist, not
7026 (df_ru_global_compute): Ditto.
7028 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7030 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7031 increment REG_N_SETS.
7033 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7035 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7037 * sbitmap.c (sbitmap_a_xor_b): New function.
7038 ifdef the basic block stuff on IN_GCC.
7040 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7042 * cppexp.c (parse_defined): Always record the macro name.
7043 (lex): Don't worry about identifiers, or special-case
7045 (_cpp_parse_expr): Figure out at the end of the routine
7046 whether we saw a valid !defined() expression.
7047 * cppfiles.c (stack_include_file): Update for mi_valid.
7048 (_cpp_pop_file_buffer): Similarly.
7049 * cpplex.c (_cpp_lex_token): Similarly.
7050 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7051 mi_if_not_defined, mi_lexed): Remove.
7053 * cpplib.c (do_if): Simplify.
7054 (do_endif, push_conditional, _cpp_handle_directive): Update
7055 for renaming of mi_state to mi_valid.
7057 * cpp.texi: Add index entries for digraphs, and add comment
7058 that C++ refers to them as alternative tokens.
7060 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7062 * basic-block.h (CLEANUP_PRE_LOOP): New.
7063 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7064 * sibcall.c (optimize_sibling_calls): Likewise.
7065 * toplev.c (rest_of_compilation): Likewise.
7066 * flow.c (try_forward_edges): Take argument MODE;
7067 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7068 (try_optimize_cfg): Update call of try_forward_edges.
7070 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7071 Jan Hubicka <jh@suse.cz>
7073 * (validate_replace_rtx_1): Fix simplification of MINUS.
7075 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7077 PR preprocessor/3669
7078 * cppinit.c (init_dependency_output): Turn off dump requests
7079 if sending dependencies to stdout.
7081 2001-07-28 Richard Henderson <rth@redhat.com>
7083 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7086 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7088 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7090 2001-07-28 Kazu Hirata <kazu@hxi.com>
7092 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7093 is VAR_DECL first to prevent an ICE.
7095 2001-07-28 Richard Henderson <rth@redhat.com>
7097 * varasm.c (immed_real_const_1): Don't elide special cases for
7099 (clear_const_double_mem): Clear const_tiny_rtx too.
7101 2001-07-28 Richard Henderson <rth@redhat.com>
7103 * dwarf2out.c (dw_val_class_offset): New.
7104 (struct dw_ranges_struct, dw_ranges_ref): New.
7105 (ranges_table, ranges_table_allocated): New.
7106 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7107 (add_AT_offset, add_ranges, output_ranges): New.
7108 (print_die, output_die): Handle dw_val_class_offset.
7109 (attr_checksum, size_of_die, value_format): Likewise.
7110 (gen_lexical_block_die): Handle non-contiguous blocks.
7111 (gen_block_die): Likewise.
7112 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7113 if needed. Dump the ranges table.
7114 * final.c (final_start_function): Remove unnecessary notes and
7115 rebuild the block tree before numbering the blocks.
7116 * function.c (reorder_blocks_0): Walk the existing block tree
7117 to unmark all blocks.
7118 (reorder_blocks_1): Create block fragments when duplicate block
7120 (reorder_fix_fragments): New.
7121 (reorder_blocks): Call it.
7122 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7124 2001-07-28 Richard Henderson <rth@redhat.com>
7126 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7128 2001-07-28 Richard Henderson <rth@redhat.com>
7130 * flow.c (add_to_mem_set_list): New function.
7131 (init_propagate_block_info): Use it.
7132 (mark_set_1): Likewise.
7133 (insn_dead_p): Canonicalize memory address for dead store
7134 comparison. Allow wider mode stores to kill narrower mode stores.
7135 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7136 (invalidate_mems_from_set): Don't handle MEMs.
7138 2001-07-28 Kazu Hirata <kazu@hxi.com>
7140 * config/h8300/h8300.h: Fix formatting.
7142 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7144 * basic-block.h (EDGE_FREQUENCY): New macro.
7145 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7147 * flow.c (find_sub_basic_blocks): Likewise.
7148 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7149 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7151 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7152 (HITRATE): New macro.
7153 (PRED_FLAG_FIRST_MATCH): New constant.
7154 (predictor_info): New field flgags.
7155 (combine_predictions_for_insn): Use DS theory to combine
7156 probabilities; set the edge probabilities when finished.
7157 (estimate_probability): Avoid duplicated matches
7158 of LOOP_BRANCH heuristics for nested loops; update comment.
7159 * predict.def: Add flags for each prediction, set probabilities
7160 according to B&L paper.
7161 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7163 * profile.c (compute_branch_probabilities): Cleanup way the edge
7164 probabilities are computed and REG_BR_PROB notes are dropped; if
7165 values does not match, emit error.
7166 (init_branch_prob): Do error instead of warning when profile driven
7167 feedback is missing or corrupt.
7169 2001-07-27 DJ Delorie <dj@redhat.com>
7171 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7172 against a constant, try to adjust the compare to have the desired
7173 constant in it so that min/max optimizations happen more often.
7175 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7177 * flow.c (last_loop_beg_note): New function.
7178 (redirect_edge_and_branch): Use it.
7179 (split_edge): Likewise.
7181 * alias.c (loop_p): Avoid uninitialized memory access.
7183 * flow.c (try_forward_edges): Avoid accessing freed memory.
7185 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7188 2001-07-26 Andrew Haley <aph@redhat.com>
7189 Joern Rennecke <amylaar@redhat.com>
7191 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7192 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7193 (SUBTARGET_CPP_SPEC): New.
7195 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7196 (SUBTARGET_CPP_PTR_SPEC): New.
7197 (CPP_DEFAULT_CPU_SPEC): New.
7198 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7199 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7200 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7201 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7202 (SUBTARGET_CPP_SPEC): Define as an empty string.
7204 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7206 * doc/install.texi (Configuration): Properly link the host
7207 specific instructions also when generating HTML.
7209 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7211 * flow.c (redirect_edge_and_branch_force): Test
7212 target->global_live_at_start.
7214 2001-07-26 Richard Henderson <rth@redhat.com>
7216 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7217 * rtl.h (avoid_constant_pool_reference): Declare it.
7218 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7219 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7221 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7223 * rtl.h (cleanup_barriers): Declare.
7224 * jump.c (cleanup_barriers): New function.
7225 * toplev.c (rest_of_compilation): Call cleanup_barriers
7226 before loop optimizer and after bb_reorder.
7228 * flow.c (back_edge_of_syntactic_loop_p): New.
7229 (split_edge): Use it.
7231 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7233 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7235 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7237 * cse.c (cse_process_notes): Replace any registers if the address
7240 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7242 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7243 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7244 (propagate_block): Update prototype.
7245 * flow.c (update_life_info): Simplify the CFG and
7246 recalculate the global regs which are alive when
7247 removing dead code during a global update.
7248 (propagate_block): Return non-zero if an INSN is
7251 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7253 * Makefile.in (LIBICONV): Define.
7255 2001-07-26 Catherine Moore <clm@redhat.com>
7257 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7258 of conditional to avoid tree checking errors.
7260 2001-07-26 Kazu Hirata <kazu@hxi.com>
7262 * regmove.c (regmove_optimize): Don't replace a reg with
7263 another reg of a different mode.
7265 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7267 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7268 limit length of dependancy flush list.
7269 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7270 * sched-int.h (struct deps): Add pending_flush_length field.
7271 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7272 has 1 element in it.
7273 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7274 (sched_analyze): After a jump, if the pending memory flush list is too
7275 large, flush the pending lists.
7276 (init_deps): Initialize pending_flush_length to 0.
7277 * doc/invoke.texi (max_pending_list_length): Document parameter.
7279 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7281 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7282 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7283 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7285 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7287 * cpphash.h (struct_lexer_state): Delete was_skipping.
7288 Move skipping here from struct cpp_reader.
7289 * cpplex.c (parse_identifier): Update.
7290 (_cpp_lex_token): Don't skip tokens in a directive.
7291 * cpplib.c (struct if_stack): Update.
7292 (start_directive, end_directive): Don't change skipping state.
7293 (_cpp_handle_directive): Update.
7294 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7295 (do_else, do_endif): Update; only check for excess tokens if not
7296 in a skipped conditional block.
7297 (push_conditional): Update for new struct if_stack.
7299 2001-07-26 Graham Stott <grahams@redhat.com>
7301 * function.c (locate_and_pad_parm): Also pad initial offset
7302 so that the total argument size also includes the padding.
7304 2001-07-26 Graham Stott <grahams@redhat.com>
7306 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7307 change XSTR to XTMPL.
7309 (process_one_cond_exec): Likewise
7311 2001-07-25 Richard Henderson <rth@redhat.com>
7313 * varasm.c (assemble_variable): Create DECL_RTL before setting
7316 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7318 * predict.c (estimate_probability): Avoid duplicated predictions.
7320 * loop.c (find_and_verify_loops): Grok multiple barriers.
7322 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7324 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7326 * dbxout.c: Consistently use putc instead of fputc.
7327 (print_wide_int): New function; call instead of direct fprintf.
7328 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7329 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7330 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7331 (print_int_cst_octal): Likewise.
7332 (print_octal): Show we wrote characters.
7333 (dbxout_type): Set have_used_extensions in more places.
7335 2001-07-25 Catherine Moore <clm@redhat.com>
7337 * config/v850/v850.c (v850_va_arg): Use addr
7338 instead of valist to build incr.
7340 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7342 * flow.c (delete_dead_jumptables): New function.
7343 (life_analyzis): Call it.
7344 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7347 2001-07-25 Richard Henderson <rth@redhat.com>
7349 * except.c (reachable_handlers): Handle a region being removed
7350 out from under a RESX.
7352 2001-07-25 Richard Henderson <rth@redhat.com>
7354 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7355 swap GE/GT if it is an fp comparison.
7357 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7359 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7362 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7364 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7365 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7368 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7370 (visit_expression): When attempting to simplify an expression,
7371 retrieve any modes for arguments before they are simplified
7374 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7375 Janis Johnson <janis@us.ibm.com>
7377 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7378 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7379 pointer parameters to match documented usage of nonlocal_goto.
7380 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7381 parameters to their correct order.
7382 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7383 parameters to their correct order.
7385 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7387 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7389 2001-07-25 Jan Hubicka <jh@suse.cz>
7390 Richard Henderson <rth@redhat.com>
7392 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7394 (make_edges): New argument update_p; populate the edge cache if set.
7395 (find_basic_blocks): Update make_edges invocation.
7397 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7399 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7401 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7403 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7404 -Acpu and -Amachine.h.
7405 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7406 Corrected header to say ELF not a.out.
7407 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7408 when given -msoft-float.
7410 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7412 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7413 extra multilib parts like arm-elf.
7414 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7415 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7416 crtfini.o as extra multilib parts.
7418 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7420 * configure.in: Add rtems as a supported thread model.
7421 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7422 * configure: Rebuilt.
7424 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7426 * stor-layout.c (get_mode_alignment): make it work when
7427 BITS_PER_UNIT is not a power of two.
7428 * builtins.c (get_pointer_alignment): Likewise.
7430 2001-07-24 Richard Henderson <rth@redhat.com>
7432 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7433 the retrieved constant into the expected mode.
7435 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7437 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7438 (verify_flow_info): Check for duplicated edges; clarify
7441 * flow.c (block_label): Update basic_block_for_insn.
7442 (commit_edge_insertions): Call compute_bb_for_insn.
7444 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7447 * flow.c (redirect_edge_and_branch,
7448 try_optimize_cfg): Use redirect_edge_succ_nodup
7449 (redirect_edge_succ_nodup): New.
7450 * basic_block.h (redirect_edge_succ_nodup): Declare.
7452 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7455 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7457 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7458 (try_crossjump_to_edge): Update commetns.
7459 (try_crossjump_bb): Likewise.
7461 2001-07-24 Richard Henderson <rth@redhat.com>
7463 * combine.c (distribute_notes): Move set of need_refresh
7464 for noop_move_p down to catch all cases.
7466 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7468 * recog.c (split_all_insns_noflow): New.
7469 * rtl.h (split_all_insns_noflow): Declare.
7470 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7471 * m68hc11.c (m68hc11_reorg): Likewise.
7472 * sh.c (machine_dependent_reorg): Likewise.
7473 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7476 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7478 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7479 (ashlsi3_n splitter): Likewise.
7480 (lshrsi3_n splitter): Likewise.
7482 (GOTaddr2picreg): Make const SImode.
7483 (sym_label2reg): Likewise.
7484 (symGOT2reg): Likewise.
7485 (symGOTOFF2reg) Likewise.
7487 (casesi_worker_0): Make unspec SImode.
7489 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7491 * config/sh/sh.c (barrier_align): Check that an operand really is
7492 an insn before extracting its INSN_CODE.
7494 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7496 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7499 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7500 for SImode to prevent overflow.
7502 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7504 * config/mips/irix6-libc-compat.c: New file.
7505 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7506 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7509 2001-07-24 lars brinkhoff <lars@nocrew.org>
7511 * rtl.texi (REG_POINTER): Document.
7512 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7513 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7515 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7517 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7519 2001-07-23 Richard Henderson <rth@redhat.com>
7521 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7523 2001-07-23 Kazu Hirata <kazu@hxi.com>
7525 * config/h8300/h8300-protos.h: Add a prototype for
7526 general_operand_dst_push.
7527 * config/h8300/h8300.c (general_operand_dst_push): New.
7528 * config/h8300/h8300.h (OK_FOR_T): New.
7529 (EXTRA_CONSTRAINT): Use it.
7530 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7531 the existing movqi pattern.
7532 (movhi_push): Likewise.
7534 * reload.c: Fix comment typos.
7536 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7538 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7540 2001-07-23 H.J. Lu (hjl@gnu.org)
7542 * doc/extend.texi: Update __builtin_return_address and
7543 __builtin_frame_address.
7545 2001-07-23 Richard Henderson <rth@redhat.com>
7547 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7549 * config/i386/i386.md: New setcc+movzbl peephole2.
7551 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7553 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7554 * objc/objc-act.c: Include debug.h.
7555 (synth_module_prologue): Save and restore debug hooks too.
7557 2001-07-23 lars brinkhoff <lars@nocrew.org>
7559 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7560 and C4X_FLOAT_FORMAT.
7561 (BOOL_TYPE_SIZE): Document.
7563 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7565 * unroll.c (loop_iterations): Fix miscalculation of initial
7568 2001-07-13 Andrew Haley <aph@redhat.com>
7570 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7571 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7572 * config/sh/sh.c (sh_can_redirect_branch): New function.
7573 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7574 * reorg.c (steal_delay_list_from_target): Use
7575 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7577 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7579 * flow.c (try_simplify_condjump): Unlink insn chain on
7580 fallthru edge; use can_fallthru.
7582 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7584 * basic-block.h (find_sub_basic_block): Declare.
7585 * flow.c (make_edges): New arguments MIN and MAX;
7586 (find_sub_basic_blocks): Revamp to use make_edges
7587 and purge_dead_edges.
7588 (find_basic_blocks): Update call of find_sub_basic_block.
7590 * recog.c (split_all_insns): Always expect CFG to be consistent;
7591 call find_sub_basic_blocks in case something has changed.
7592 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7595 * basic-block.h (delete_noop_moves): Declare.
7596 * combine.c (combine_instructions): Call it.
7597 (recog_for_combine): Tolerate noop moves
7598 (distribute_notes): Force refresh when register dies at noop move.
7599 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7601 (life_analysis): Update delete_noop_moves call.
7602 (set_noop_p): Move too ...
7603 * rtlanal.c (noop_move_p): ... here.
7604 * rtl.h (noop_move_p): Declare.
7606 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7607 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7609 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7610 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7612 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7614 * reload.c (push_reload): Fix typo in comment.
7615 (find_reloads_address): Ditto.
7616 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7618 2001-07-22 Richard Henderson <rth@redhat.com>
7620 * flow.c: Grammar check and clarify a lot of comments.
7621 (try_simplify_condjump): Rename variables to be clearer.
7622 (try_forward_edges): Skip complex and fallthru edges.
7623 Rearrange tests to avoid duplicate checks.
7624 (flow_find_cross_jump): Likewise.
7625 (outgoing_edges_match): Allow match if neither branch has
7626 probability data. Loosen probability match to 5%.
7627 (try_crossjump_to_edge): Hoist repeated indirection into
7629 (try_crossjump_bb): Don't check complex edges. Eliminate
7630 redundant crossjump tests.
7631 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7632 checks before more expensive checks.
7634 2001-07-22 Richard Henderson <rth@redhat.com>
7636 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7637 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7640 2001-07-22 Richard Henderson <rth@redhat.com>
7642 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7643 (const_sint32_operand): Likewise.
7644 * m68k.md (anon mulsi pattern): Use const_int_operand not
7645 const_sint32_operand.
7646 (umulsi3_highpart): Zero extend a constant input.
7647 (smulsi3_highpart): Don't bother checking SImode constant.
7648 (const_umulsi3_highpart): Give op3 DImode.
7649 (const_smulsi3_highpart): Likewise.
7651 2001-07-22 Richard Henderson <rth@redhat.com>
7653 * flow.c (split_block): Make sure bb_note is included in the
7654 new block when splitting before a label.
7656 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7658 * basic-block.h (redirect_edge_and_branch_force,
7659 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7660 * flow.c (redirect_edge_and_branch_force,
7661 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7662 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7663 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7664 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7665 instead of label; update CFG after transformation.
7666 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7667 for finishing the transformation; handle even case where ELSE
7668 does not follow THEN.
7669 (find_if_case_2): Update call of dead_or_predictable; simplify
7672 * emit-rtl.c (split_branch_probability): New global variable.
7673 (try_split): Take care to set split_branch_probability and
7674 create REG_BR_PROB note for new jump insns.
7675 * md.texi (define_split): Document new feature.
7677 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7679 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7681 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7682 (asm_out_file): Remove redundant declaration.
7683 (assemble_asm): Remove old #if 0 block.
7684 (assemble_variable): Remove end of function; debug output is
7685 now handled with global_decl. Remove old #if 0 block. Update.
7686 Remove saved_in_section and associated no-op code.
7687 * Makefile.in (varasm.o): Correct dependencies.
7689 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7691 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7692 the definition in defaults.h.
7694 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7696 * jump.c: Update comments.
7697 (delete_barrier_successors, delete_unreferenced_labels,
7698 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7699 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7700 jump_optimize, jump_optimize_minimal): Kill.
7701 (rebuild_jump_labels): Move code from jump_optimize_1.
7702 (purge_line_number_notes): Likewise.
7703 (copy_loop_headers): Likewise.
7704 * reg-stack.c: Update comment.
7706 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7707 JUMP_AFTER_REGSCAN): Kill.
7708 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7709 purge_line_number_notes and copy_loop_headers.
7711 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7712 Richard Henderson <rth@redhat.com>
7714 * dbxout.c (dbxout_global_decl): New.
7715 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7716 * sdbout.c (sdbout_finish): New.
7717 (sdbout_debug_hooks): Use it, add comments.
7718 (sdbout_global_decl): Defer initialised public vars to
7720 * varasm.c (assemble_variable): Don't output debug information
7721 for file-scope variables.
7723 2001-07-22 Richard Henderson <rth@redhat.com>
7725 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7726 (get_round_mode_suffix): New.
7727 (print_operand): Use them for [/]. Remove support for [&'`()+].
7728 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7729 * config/alpha/alpha.md (attr round_suffix): New.
7730 (attr trap_suffix): New.
7731 (all insns): Set them appropriately. Use %/ instead of the
7734 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7736 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7738 2001-07-22 Richard Henderson <rth@redhat.com>
7740 * regrename.c (regrename_optimize): Compute nregs for each
7741 potential target register.
7743 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7744 Richard Henderson <rth@redhat.com>
7746 * dbxout.c (dbxout_global_decl): New.
7747 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7748 * sdbout.c (sdbout_finish): New.
7749 (sdbout_debug_hooks): Use it, add comments.
7750 (sdbout_global_decl): Defer initialised public vars to
7752 * varasm.c (assemble_variable): Don't output debug information
7753 for file-scope variables.
7755 2001-07-21 H.J. Lu (hjl@gnu.org)
7757 * config/mips/mips.c (mips_cpu): Moved into ...
7758 (override_options): Here.
7760 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7762 (mips_cpu): Removed.
7764 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7766 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7767 ("iorqi3"): Likewise.
7768 ("xorqi3"): Likewise.
7769 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7770 ("*subhi3_sp): Likewise.
7771 ("*subhi3"): Likewise.
7772 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7775 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7777 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7778 * config/freebsd.h: Likewise.
7779 * config/linux.h: Likewise.
7780 * config/openbsd.h: Likewise.
7781 * config/alpha/linux-elf.h: Likewise.
7782 * config/arm/linux-elf.h: Likewise.
7783 * config/d30v/d30v.h: Likewise.
7784 * config/fr30/fr30.h: Likewise.
7785 * config/ia64/aix.h: Likewise.
7786 * config/ia64/ia64.h: Likewise.
7787 * config/mips/linux.h: Likewise.
7788 * config/pj/pj.h: Likewise.
7789 * config/rs6000/linux.h: Likewise.
7790 * config/sparc/linux.h: Likewise.
7791 * config/sparc/linux64.h: Likewise.
7793 2001-07-20 Bruce Korb <bkorb@gnu.org>
7795 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7796 because getc() and char* may disagree on signedness.
7798 2001-07-20 Richard Henderson <rth@redhat.com>
7800 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7802 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7803 insns to delete in the presence of cc0 in a jump insn.
7805 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7806 Jan Hubicka <jh@suse.cz>
7808 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7809 of doing the change by hand.
7811 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7813 * rtlanal.c (set_noop_p): Return true for noop jumps.
7815 * expr.c (emit_single_push_insn): Add call to push expander.
7816 * expr.h (optab_index): Add OTI_push
7817 (push_optab): New constant.
7818 * genopinit.c (optabs): Add push_optab.
7819 * optabs.c (init_optab): Init push optab.
7820 * md.texi (push??1): Document
7822 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7824 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7825 expand to emit the pattern; put a REG_INC note for push/pop
7827 ("movdf", "movdf_internal"): Likewise.
7828 ("movsi", "movsi_internal"): Likewise.
7829 ("movsf", "movsf_internal"): Likewise.
7830 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7832 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7834 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7837 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7839 * params.def: Change default max inline insns to 100.
7841 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7843 * combine.c (combine_simplify_rtx): Generate a new shift operation
7844 when simplifying the first operand of a (neg (ashift)) expression.
7846 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7848 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7850 2001-07-20 Kelley Cook <kelley.cook@home.com>
7852 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7853 information. Move rest into ...
7854 (*-*-solaris): ... here. Eliminate redundant information and
7855 reword necessary packages section. Delete 4.x assembler bug info.
7856 (sparc-sun-*): Merge into ...
7857 (sparc-sun-sunos*): here.
7859 2001-07-20 Catherine Moore <clm@redhat.com>
7861 * config/v850/v850.md (casesi): Generate LABEL_REF
7864 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7866 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7867 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7868 * i386.md (strclrsi expander): Use it.
7870 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7872 * integrate.c (copy_insn_list): handle
7873 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7874 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7875 identically as to CODE_LABEL.
7877 * fold-const (fold): Convert A/B/C to A/(B*C) and
7880 * except.c (connect_post_landing_pads): Delete the RESX insns.
7882 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7884 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7886 * config/mips/mips.md (nmadd/nmsub): Use macro.
7888 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7890 * cppinit.c (remove_dup_dir): Make static.
7891 (remove_dup_dirs): Make static. Only warn about preempting a
7892 system directory with a non-system directory.
7894 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7896 * ifcvt.c (noce_try_store_flag_constants): Correct order
7897 of parameters to trunc_int_for_mode.
7899 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7901 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7902 an exception that will be caught within this function, do not fill
7903 its delay slot with any subsequent instruction.
7905 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7907 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7908 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7909 pointer extension instruction.
7910 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7911 * simplify-rtx.c (simplify_unary_operation) Likewise.
7912 * explow.c (convert_memory_address) Check value of
7913 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7915 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7916 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7917 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7918 Add Multilib Support.
7919 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7920 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7921 Add Multilib Support.
7922 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7924 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7925 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7926 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7928 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7930 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7931 old and new operands in `<', `3' and `b'.
7933 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7935 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7936 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7937 (toplev.o): Don't depend on xcoffout.h.
7938 * c-decl.c: Include debug.h
7939 (duplicate_decls): Use debug hook.
7940 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7941 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7942 (dbxout_types): Remove.
7943 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7944 * debug.c (do_nothing_debug_hooks): Update.
7945 (debug_true_tree, debug_nothing_rtx): New.
7946 * debug.h (struct rtx_def): New.
7947 (struct gcc_debug_hooks): New hooks ignore_block,
7948 outlining_inline_function and label.
7949 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7950 dwarf2out_frame_finish): New.
7951 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7952 Make static, update prototype.
7953 (dwarf2_debug_hooks): Update.
7954 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7955 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7956 * dwarfout.c (dwarf_debug_hooks): Update.
7957 * emit-rtl.c: Include debug.h.
7958 (remove_unnecessary_notes): Use debug hook.
7959 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7960 (final_scan_insn): Use debug hook.
7961 * integrate.c (output_inline_function): Use debug hook.
7962 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7963 (sdb_debug_hooks): Update.
7964 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7965 * toplev.c: Don't include xcoffout.h.
7966 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7967 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7969 * tree.h (dwarf2out_do_frame): Remove.
7971 2001-07-19 Catherine Moore <clm@cygnus.com>
7973 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7975 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7977 * reload1.c (eliminate_regs_in_insn): When updating a set
7978 to the frame pointer to the hardware frame pointer, perform
7979 the update always not just when REPLACE is set.
7981 * reload1.c (choose_reload_regs): Don't inherit a reload
7982 that crosses multiple registers if registers past the first
7983 don't fit in the desired class.
7985 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7986 when negating constants.
7988 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7990 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7991 * doc/tree.texi: Ditto.
7993 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7994 Jakub Jelinek <jakub@redhat.com>
7996 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7997 (extract_cie_info): Handle "eh" augmentation properly,
7999 (struct frame_state, __frame_state_for): New.
8001 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8003 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8004 HANDLE_SYSV_PRAGMA): Define.
8005 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8007 (copy_object): Caller changed.
8009 2001-07-19 Andreas Schwab <schwab@suse.de>
8011 * configure.in (assembler dwarf2 debug_line support): Define nop
8013 * configure: Regenerated.
8015 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8017 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8019 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8020 to conditionally compiled block.
8021 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8022 * dbxout.h (dbxout_function): Remove.
8023 * debug.c (do_nothing_debug_hooks): Update.
8024 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8025 global_decl, deferred_inline_function.
8026 * dwarf2out.c (dwarf2_debug_hooks): Update.
8027 (dwarf2out_global_decl): New.
8028 * dwarfout.c: Don't include dwarfout.h.
8029 (dwarfout_global_decl, dwarfout_function_decl,
8030 dwarfout_deferred_inline_function): New.
8031 (dwarf_debug_hooks): Update.
8032 * dwarfout.h: Remove.
8033 * final.c: Don't include dwarfout.h.
8034 * sdbout.c (sdbout_global_decl): New.
8035 (sdbout_debug_hooks): Update.
8036 * toplev.c: Don't include dwarfout.h.
8037 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8038 (note_deferral_of_defined_inline_function): Remove.
8039 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8040 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8041 * ch/lex.c: Don't include dwarfout.h.
8042 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8043 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8044 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8045 * cp/optimize.c: Include debug.h.
8046 (maybe_clone_body): Use debug hook.
8047 * cp/semantics.c: Include debug.h.
8048 (expand_body): Use debug hook.
8049 * po/POTFILES.in: Remove dwarfout.h.
8051 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8053 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8054 * c-parse.in (yyerror, _yylex): Similarly.
8055 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8056 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8058 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8059 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8061 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8063 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8064 in-class declaration at -g1. Fixes c++/2814.
8066 2001-07-18 Richard Henderson <rth@redhat.com>
8068 * doc/md.texi (reload_in/out): Document restrictions in predicates
8069 and constraints for these patterns. Document empty string matching
8072 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8074 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8076 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8078 * cse.c: Undo my previous patch.
8080 2001-07-18 Tom Tromey <tromey@redhat.com>
8083 * configure: Rebuilt.
8084 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8086 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8088 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8089 Jan Hubicka <jh@suse.cz>
8091 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8092 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8093 * jump.c (mark_jump_label): Do not forward branches.
8095 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8097 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8098 when return value is unused.
8100 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8102 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8104 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8106 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8107 on error. We can't blindly return the result of
8108 pthread_mutex_trylock because it returns a positive number on
8109 error, while we must return -1 on error.
8110 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8112 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8114 2001-07-18 Andreas Jaeger <aj@suse.de>
8116 * integrate.c (output_inline_function): Correct type of debug_hooks.
8118 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8120 * combine.c (combine_simplify_rtx): DIV can be treated
8121 associatively for floats if unsafe math optimisations are enabled.
8123 2001-07-17 Richard Henderson <rth@redhat.com>
8125 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8127 2001-07-17 Richard Henderson <rth@redhat.com>
8129 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8130 don't force the function address into a register.
8131 (expand_call, emit_library_call_value_1): Update callers.
8132 * builtins.c (expand_builtin_apply): Likewise.
8133 * expr.h (prepare_call_address): Update decl.
8135 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8137 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8139 * config/i386/chorus.h: Move up.
8140 * config/sparc/chorus.h: Likewise.
8141 * config/rs6000/chorus.h: Likewise.
8142 * config/chorus.h: Moved here.
8144 2001-07-17 Andreas Schwab <schwab@suse.de>
8146 * configure.in (assembler eh_frame optimization): Handle big
8148 * configure: Regenerated.
8150 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8152 * expr.c (epxand_expr): Convert divisions into multiplications by
8153 reciprocals if -ffast-math.
8155 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8157 * dbxout.c (dbxout_really_begin_function): Rename to
8158 dbxout_begin_function.
8159 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8160 (dbxout_begin_function): Remove.
8161 (dbxout_function): Update.
8162 (dbxout_source_line): Update prototype.
8163 * dbxout.h (dbxout_begin_function): Remove.
8164 * debug.c (do_nothing_debug_hooks): Update.
8165 (debug_nothing_tree): Update.
8166 (debug_nothing_charstar_rtx): Remove.
8167 * debug.h (union tree_node): Declare.
8168 (struct rtx_def): Remove.
8169 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8170 begin_function. Change source_line prototype.
8171 (debug_nothing_tree): New.
8172 (debug_nothing_charstar_rtx): Delete.
8173 (dwarf2out_begin_prologue): Moved from ...
8175 * dwarf2out.c (dwarf2_debug_hooks): Update.
8176 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8177 debug info, call dwarf2out_source_line.
8178 (dwarf2out_souce_line): Update prototype.
8179 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8180 Change prototype, make static.
8181 (dwarfout_source_line): Update prototype.
8182 (dwarf_debug_hooks): Update.
8183 * dwarfout.h (dwarfout_begin_function): Remove.
8184 * final.c (final_start_function, final_scan_insn): Use appropriate
8185 debug hooks, update to use notice_source_line.
8186 (output_source_line): Rename notice_source_line. Don't call the
8187 source_line debug hook.
8188 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8189 make static, update prototype.
8190 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8192 (sdbout_end_prologue): New.
8193 (sdbout_source_line): Update prototype.
8194 (sdbout_debug_hooks): Update.
8195 (sdbout_symbol): Remove unused var.
8196 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8198 * varasm.c: Include debug.h.
8199 (assemble_start_function): Use begin_function debug_hook.
8200 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8201 update with prototype.
8202 (xcoffout_source_line): Update prototype.
8203 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8205 (xcoffout_source_line): Update prototype.
8207 2001-07-17 Richard Henderson <rth@redhat.com>
8209 * c-typeck.c (build_binary_op): Do not shorten unsigned
8210 right shift after sign extension.
8212 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8214 * combine.c (combine_simplify_rtx): Attempt to simplify
8215 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8217 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8218 (simplify_binary_operation, simplify_unary_operation,
8219 simplify_relational_operation): Use it.
8221 * combine.c (combine_simplify_rtx): Don't do associative law
8222 on divisions; allow associative law on floats.
8224 2001-07-17 H.J. Lu <hjl@gnu.org>
8225 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8227 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8228 ASM_OUTPUT_WEAK_ALIAS are defined.
8229 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8230 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8232 * config/mips/iris5.h: ... here.
8233 (HANDLE_SYSV_PRAGMA): Defined as 1.
8234 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8235 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8238 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8240 * c-parse.in (all_prefix_attributes): New variable.
8241 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8242 (maybe_resetattrs): New production.
8243 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8244 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8245 notype_initdcl, nested_function, notype_nested_function,
8246 component_decl, components, components_notype,
8247 component_declarator, component_notype_declarator,
8248 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8249 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8250 after a comma being applied to more than one declarator.
8251 * doc/extend.texi (Attribute Syntax): Update. Remove
8252 documentation of bugs that are no longer present.
8254 2001-07-13 Eric Christopher <echristo@redhat.com>
8256 * config/mips/mips.h: Change TUNE_MIPS* options to use
8258 (EXTRA_SPECS): Add cc1_cpu_spec.
8259 * config/mips/mips.md (muldf3): Fix typo.
8261 2001-07-16 Richard Henderson <rth@redhat.com>
8263 * config/m68k/m68k.c: Include expr.h and reload.h.
8264 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8265 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8267 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8268 Richard Henderson <rth@redhat.com>
8270 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8271 (insn_live_p): Fix fall off end of function.
8272 (dead_libcall_p): Remove COUNTS argument; update callers.
8273 (delete_trivially_dead_insns): Remove unused variables.
8275 2001-07-17 Andreas Jaeger <aj@suse.de>
8277 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8280 * lcm.c (optimize_mode_switching): Avoid warning for unused
8281 variable if !NORMAL_MODE.
8283 * flow.c (try_crossjump_to_edge): Remove unused variable.
8285 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8287 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8288 atexit declaration in stdlib.h.
8290 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8292 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8294 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8296 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8297 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8298 do rebuild_jump_labels instead of jump_optimize
8299 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8300 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8301 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8303 * flow.c: Include timevar.h
8304 (find_basic_block): Push/pop timevar;
8305 (cleanup_cfg): Likewise.
8306 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8307 * Makefile: Add dependencies on timevar.h
8309 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8310 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8312 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8313 * toplev.c (rest_of_compilation): Update calls.
8314 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8315 (delete_trivially_dead_insns): ... here; accept new argument
8316 preserve_basic_blocks; preserve basic blocks if set.
8318 * reg-stack.c (stack_regs_mentioned): Return 0 if
8319 stack_regs_mentioned_data is not initialized.
8320 (reg_to_stack): Make stack_regs_mentioned survive after the
8321 reg-stack is completted; do not call cleanup_cfg.
8322 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8323 make cleanup_cfg after bb-reorder to output to debug file.
8325 2001-07-16 Richard Henderson <rth@redhat.com>
8327 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8328 from int_reg_class_contents.
8330 2001-07-16 Richard Henderson <rth@redhat.com>
8332 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8333 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8334 (init_reg_sets_1): Move initialization from cse_main.
8335 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8336 (cse_main): Move its initialization also.
8337 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8338 * flow.c (propagate_one_insn): Likewise.
8339 * gcse.c (compute_hash_table): Likewise.
8340 (compute_kill_rd, compute_store_table): Likewise.
8341 * sched-deps.c (sched_analyze_1): Likewise.
8343 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8345 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8348 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8350 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8351 in if statement so we don't access undefined memory.
8353 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8355 * gcse.c: Update comment at top.
8356 Update comment on mem handling.
8357 mem_last_set, mem_first_set, mem_set_in_block: gone.
8358 Declaration of reg_set_info: gone.
8359 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8360 pointless with load_killed_in_block_p (they are *more*
8361 conservative then it, not less, and less accurate).
8362 (oprs_not_set_p): Ditto.
8363 (alloc_gcse_mem): Don't allocate mem_set_in_block
8364 (free_gcse_mem): Don't free it, either.
8365 (record_last_mem_set_info): Update comment in front, remove
8366 mem_*set_* stuff. Note the reason we don't handle stores directly
8368 (compute_hash_table): Update comments to reflect reality. Remove
8369 mem_*set_* references.
8370 (reset_opr_set_tables): Remove mem_*set_* references.
8372 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8373 (mark_clobber): Ditto (on both parts, we double set here too).
8374 (expr_killed_p): Remove mem_set_in_block test.
8375 (compute_transp): Remove mem_set_in_block test.
8377 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8378 of edge, and removal of phi alternative to dump file.
8379 (ssa_ccp_substitute_constants): Add note about register now being
8380 constant, and which uses were replaced in what insns to dump file.
8382 2001-07-16 Andreas Jaeger <aj@suse.de>
8384 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8385 variables of type HOST_WIDEST_INT.
8387 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8388 (__bb_exit_func): Correct type of count_max to avoid overflow.
8389 (num_digits): Handle long long argument.
8391 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8393 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8395 * output.h (sdb_begin_function_line): Restore as an extern
8397 * sdbout.c (sdb_begin_function_line): Make extern.
8399 2001-07-15 Richard Henderson <rth@redhat.com>
8401 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8402 * genrecog.c (maybe_both_true_mode): New.
8403 (maybe_both_true_2): Use it.
8404 (write_switch): Don't put Pmode in a switch.
8405 * rtl.c (mode arrays): Don't explicitly size them.
8407 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8409 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8410 handling; move unconditional splitting before mode switching.
8412 * i386.md (type): Add fistp type.
8413 (i387, length_attr, scheduling definitions): Handle this type.
8414 (fix_trunc?f?i2): Revamp to use mode switching.
8415 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8416 * i386.h (fp_cw_mode): New enum
8417 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8418 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8420 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8422 * Makefile.in (integrate.o): Add debug.h.
8423 * integrate.c (debug.h): Add.
8424 (output_inline_function): Save, reset, and restore debug_hooks.
8426 2001-07-15 Richard Henderson <rth@redhat.com>
8428 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8429 instead of COMPARE for the EQUIV expression.
8431 2001-07-15 Richard Henderson <rth@redhat.com>
8433 * flow.c (redirect_edge_and_branch_force): Initialize
8434 global_live_at_start and global_live_at_end.
8435 (allocate_bb_life_data): Export.
8436 * basic-block.h (allocate_bb_life_data): Declare.
8437 * toplev.c (rest_of_compilation): Call it.
8439 2001-07-15 Richard Henderson <rth@redhat.com>
8441 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8442 (alpha_tablejump_best_label): New.
8443 * config/alpha/alpha-protos.h: Declare them.
8444 * config/alpha/alpha.md: Use braced strings for code blocks.
8445 (tablejump_osf): Break out add with r29.
8446 (tablejump_osf_internal): Remove.
8447 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8448 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8450 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8452 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8455 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8457 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8458 (ix86_fp_jump_nontrivial_p): New.
8459 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8460 use ix86_fp_jump_nontrivial_p.
8461 * i386.c (ix86_fp_jump_nontrivial_p): New.
8462 (ix86_split_fp_branch): Accept code instead of rtx.
8463 (ix86_expand_compare): Expand comparison early in case
8464 doing so is resonably cheap.
8466 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8468 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8470 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8471 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8473 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8475 * dbxout.c (dbxout_source_line): Make static, update prototype.
8476 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8477 (dbxout_init, dbxout_finish, dbxout_source_line,
8478 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8479 * dbxout.h (dbxout_source_line): Delete.
8480 * debug.c (debug_nothing_file, debug_nothing_file_int,
8481 debug_nothing_file_charstar_rtx): New.
8482 (do_nothing_debug_hooks): Update.
8483 (debug_nothing_void, debug_nothing_charstar_rtx,
8484 dwarf2out_end_epilogue): New.
8485 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8486 * debug.h (struct rtx_def): Declare.
8487 (gcc_debug_hooks): New hooks source_line, end_epilogue
8489 (debug_nothing_void, debug_nothing_charstar_rtx,
8490 dwarf2out_end_epilogue): New.
8491 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8492 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8493 (dwarf2_debug_hooks): Update.
8494 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8495 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8496 * dwarf2out.h (dwarf2out_source_line): Remove.
8497 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8498 Make static, update prototype.
8499 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8500 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8501 (dwarf_debug_hooks): Update.
8502 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8503 dwarfout_end_function): Remove.
8504 * final.c (profile_function): Use debug hooks for ending functions
8506 (output_source_line, final_end_function): Update prototype,
8508 (final_start_function, final_scan_insn): Update.
8509 * output.h (sdb_begin_function_line): Remove.
8510 (final_end_function): Update prototype.
8511 * sdbout.c (sdb_begin_function_line): Make static.
8512 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8513 (sdbout_source_line): New.
8514 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8516 (sdb_debug_hooks): Update.
8517 (sdbout_init, sdbout_source_line,
8518 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8519 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8520 * toplev.c (compile_file, rest_of_compilation): Update.
8521 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8522 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8523 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8524 Update for prototype changes.
8525 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8526 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8528 2001-07-15 Richard Henderson <rth@redhat.com>
8530 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8531 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8532 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8533 * config/alpha/alpha.c: Likewise.
8534 * config/alpha/alpha.md: Likewise.
8535 * config/alpha/alpha32.h: Likewise.
8536 * config/alpha/vms.h: Likewise.
8539 2001-07-14 Richard Henderson <rth@redhat.com>
8541 * config/alpha/alpha.md: Use define_constants for unspec values.
8542 Substitute throughout.
8544 2001-07-14 Tim Josling <tej@melbpc.org.au>
8546 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8548 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8550 * pa.md: Remove unused constraints from define_split's.
8552 2001-04-14 Richard Henderson <rth@redhat.com>
8554 * ifcvt.c (find_cond_trap): Test for exit block.
8556 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8558 Re-install recently reverted patch.
8559 * emit-rtl.c (try_split): Update mark_jump_label call.
8560 * flow.c (find_sub_basic_blocks): Likewise.
8561 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8563 (mark_all_labels): Kill second parameter.
8564 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8565 (rebuild_jump_labels, jump_optimize_minimal): Update call
8567 (jump_optimize_1): Kill crossjumping code.
8568 (mark_jump_label): Kill cross_jump parameter.
8569 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8570 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8571 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8573 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8575 (dump_file_info): Likewise.
8576 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8577 reorganize passes to do reg-stack first, bb-reorder second.
8578 * invoke.texi (-d letters doc): Remove the jump2 pass.
8580 2001-07-14 Richard Henderson <rth@redhat.com>
8582 * ifcvt.c (find_cond_trap): New.
8583 (find_if_header): Call it.
8584 (merge_if_block): Relax existing jump sanity check.
8585 * jump.c (jump_optimize_1): Remove conditional trap handling.
8587 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8589 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8591 (insn_refs_are_delayed): Correct comment.
8592 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8593 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8594 instead of r31. Make associated insn !TARGET_64BIT, and
8595 provide an additional 64-bit insn that clobbers r2.
8597 (udivsi3): Likewise.
8599 (umodsi3): Likewise.
8601 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8603 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8605 * flow.c (redirect_edge_and_branch_force, split_edge,
8606 try_crossjump_to_edge): Use set_block_for_new_insns.
8607 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8609 2001-07-13 H.J. Lu (hjl@gnu.org)
8611 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8614 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8616 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8618 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8620 * c-common.c (decl_attributes): Take a pointer to the node to
8621 which attributes are to be attached, and a flags argument.
8622 * c-common.h (enum attribute_flags): New.
8623 (decl_attributes): Update prototype.
8624 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8625 finish_enum, start_function): Update calls to decl_attributes.
8626 * c-parse.in (component_declarator, component_notype_declarator,
8627 label): Update calls to decl_attributes.
8629 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8631 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8632 * config/avr/avr.c (legitimate_address_p): Return value changed
8633 from letter to register classes. For better debugging.
8635 2001-07-13 Kazu Hirata <kazu@hxi.com>
8637 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8639 2001-07-13 H.J. Lu (hjl@gnu.org)
8641 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8643 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8645 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8646 correctly for shared configurations.
8647 * config/t-libgcc-pic: New.
8648 * config/{i386,m68k,sparc}/t-openbsd: New.
8649 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8650 Support -shared. Support debugging libraries with -g.
8651 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8652 frame information does not emit pointer diffs.
8653 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8656 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8658 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8660 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8662 * combine.c (try_combine): Ensure const_int pow2 is positive.
8664 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8666 * config.gcc: Add configuration for s/390.
8667 * config/s390/s390.c: New. Subroutines for code generation.
8668 * config/s390/s390.h: New. Definitions for s/390.
8669 * config/s390/s390-protos.h: New. Prototypes.
8670 * config/s390/linux.h: New. Definitions for linux for s/390.
8671 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8672 * config/s390/t-linux: New. Makefile fragment.
8673 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8674 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8676 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8678 * emit-rtl.c (try_split): Update mark_jump_label call.
8679 * flow.c (find_sub_basic_blocks): Likewise.
8680 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8682 (mark_all_labels): Kill second parameter.
8683 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8684 (rebuild_jump_labels, jump_optimize_minimal): Update call
8686 (jump_optimize_1): Kill crossjumping code.
8687 (mark_jump_label): Kill cross_jump parameter.
8688 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8689 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8690 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8692 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8694 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8695 reorganize passes to do reg-stack first, bb-reorder second.
8696 * invoke.texi (-d letters doc): Remove the jump2 pass.
8698 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8700 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8702 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8704 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8706 (verify_flow_info): Make diagnostics prettier.
8708 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8710 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8712 * flow.c (outgoing_edges_match): Return early if condition reversal
8715 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8717 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8718 (mips_move_2words): When splitting a move into two instructions,
8719 prefix the second address operand with '%D'.
8721 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8723 * Makefile.in (final.o): Depend on debug.h.
8724 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8725 (dbx_debug_hooks): Add new hooks.
8726 (xcoff_debug_hooks): New.
8727 * debug.c (debug_nothing_file_int_int): New.
8728 (do_nothing_debug_hooks): Update.
8729 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8730 (debug_nothing_file_int_int): New.
8731 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8732 static, update prototype.
8733 (dwarf2_debug_hooks): Update.
8734 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8735 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8736 static, update prototype.
8737 (dwarf_debug_hooks): Update.
8738 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8739 * final.c: Include debug.h.
8740 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8741 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8742 static, update prototype.
8743 (sdb_debug_hooks): Update.
8744 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8745 * toplev.c: Distinguish between xcoff and dbx.
8747 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8748 Call all debug hooks, not just dwarf ones.
8750 2001-07-11 Timothy Wall <twall@redhat.com>
8752 * config.gcc: Add configuration for AIX5/IA64.
8753 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8754 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8755 support prefix/suffix code.
8756 * config/ia64/t-aix: New. Makefile fragment.
8757 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8759 2001-07-11 Kazu Hirata <kazu@hxi.com>
8761 * recog.c (validate_change): Fix a comment typo.
8763 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8765 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8766 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8768 * dbxout.c (dbx_debug_hooks): Add new hooks.
8769 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8771 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8773 * dbxout.h (dbxout_start_new_source_file,
8774 dbxout_resume_previous_source_file): Delete.
8775 * debug.c (do_nothing_debug_hooks): Add new hooks.
8776 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8777 (debug_nothing_int_charstar, debug_nothing_int): New.
8778 * debug.h (gcc_debug_hooks): New hooks define, undef,
8779 start_source_file and end_source_file.
8780 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8781 (debug_nothing_int_charstar, debug_nothing_int): New.
8782 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8783 the conditionally compiled section.
8784 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8785 dwarf2out_define, dwarf2out_undef): Make static.
8786 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8787 dwarf2out_define, dwarf2out_undef): Remove.
8788 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8789 (dwarfout_start_source_file, dwarfout_end_source_file,
8790 dwarfout_define, dwarfout_undef): Make static.
8791 (dwarfout_start_source_file_check,
8792 dwarfout_end_source_file_check): New.
8793 (dwarfout_define, dwarfout_finish): Update.
8794 * dwarfout.h (dwarfout_start_new_source_file,
8795 dwarfout_resume_previous_source_file, dwarfout_define,
8796 dwarfout_undef): Remove.
8797 * sdbout.c (sdb_debug_hooks): Add new hooks.
8798 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8800 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8801 make static, take an arg.
8802 * sdbout.h (sdbout_start_new_source_file,
8803 sdbout_resume_previous_source_file): Delete.
8804 * toplev.c (debug_start_source_file, debug_end_source_file,
8805 debug_define, debug_undef): Delete.
8806 * toplev.h (debug_start_source_file, debug_end_source_file,
8807 debug_define, debug_undef): Delete.
8809 * java/jcf-parse.c: Include debug.h.
8810 (parse_class_file): Update to use debug hooks directly.
8811 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8813 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8815 * alias.c (set_mem_alias_set): New function.
8816 * rtl.h (set_mem_alias_set): Declare it.
8817 * builtins.c (expand_builtin_return_addr): Call it instead of
8818 using MEM_ALIAS_SET accessor.
8819 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8820 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8821 (expand_builtin_va_copy):Likewise.
8822 * caller-save.c (setup_save_areas): Likewise.
8823 * calls.c (compute_argument_addresses): Likewise.
8824 * explow.c (set_mem_attributes): Likewise.
8825 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8826 (expand_assignment, store_constructor_field, store_field): Likewise.
8827 (expand_expr_unaligned): Likewise.
8828 * function.c (assign_stack_temp_for_type): Likewise.
8829 (put_reg_into_stack, gen_mem_addressof): Likewise.
8830 * ifcvt.c (noce_try_cmove_arith): Likewise.
8831 * reload1.c (reload, alter_reg): Likewise.
8832 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8833 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8834 (alpha_expand_unaligned_store): Likewise
8835 (alpha_expand_unaligned_load_words): Likewise.
8836 (alpha_expand_unaligned_store_words): Likewise.
8837 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8838 (alpha_expand_epilogue): Likewise.
8839 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8840 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8841 * config/i386/i386.c (legitimize_pic_address): Likewise.
8842 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8843 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8844 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8845 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8846 * config/mips/mips.c (mips_va_arg): Likewise.
8847 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8848 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8849 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8850 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8851 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8852 (rs6000_emit_epilogue): Likewise.
8853 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8854 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8855 * config/v850/v850.c (v850_va_arg): Likewise.
8857 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8859 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8860 when fallthru edge is present.
8861 (mege_blocks): Handle case where creation of jump insn
8864 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8865 CLEANUP_POST_REGSTACK): New constants.
8866 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8867 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8868 * output.h (cleanup_cfg): Update prototype.
8869 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8870 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8871 cleanup_cfg call; kill missleading comment.
8872 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8873 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8874 parameter; control optimizations performed using it.
8875 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8876 try_crossjump_bb): New functions.
8878 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8880 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8882 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8883 pa_output_function_prologue.
8884 * pa-protos.h (pa_output_function_prologue): New prototype.
8886 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8888 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8889 and low to get correct sign extension in low+high test.
8891 2001-07-11 Janis Johnson <janis@us.ibm.com>
8893 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8894 for large hit count.
8896 * profile.c (branch_prob): Fix .bbg info for computed gotos
8899 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8901 * stmt.c (parse_output_constraint): New function, split out
8903 (expand_asm_operands): ... here. Use parse_output_constraint.
8904 * tree.h (parse_output_constraint): Declare it.
8906 2001-07-11 Richard Henderson <rth@redhat.com>
8908 * bitmap.c: Comment some functions; fiddle whitespace.
8909 (bitmap_free): Don't export.
8910 (bitmap_element_allocate): Use memset.
8911 * bitmap.h (bitmap_free): Don't declare.
8913 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8915 * gcse.c, lcm.c, sched-deps.c:
8916 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8918 * flow.c (flow_loops_find): Free dom if we found no loops, since
8919 we aren't going to save it.
8921 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8924 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8926 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8928 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8930 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8931 #ifndef DWARF2_DEBUGGING_INFO.
8933 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8935 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8937 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8939 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8940 reverse a branch if a NE comparison is implemented with GTU.
8942 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8943 H.J. Lu <hjl@gnu.org>
8945 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8947 (call_internal2): Likewise.
8948 (call_value_internal1): Likewise.
8949 (call_value_internal2): Likewise.
8950 (call_value_multiple_internal1): Likewise.
8951 (call_value_multiple_internal2): Likewise.
8953 2001-07-10 Kazu Hirata <kazu@hxi.com>
8955 * calls.c (emit_library_call_value_1): Fix a comment typo.
8956 * dwarf2out.c (mem_loc_descriptor): Likewise.
8957 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8959 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8961 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8963 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8965 * recog.c (offsettable_address_p): Handle LO_SUM case.
8966 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8967 instead of plus_constant.
8969 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8971 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8972 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8974 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8976 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8977 adjust_address_nv instead of plus_constant.
8979 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8981 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8982 dwarf2out.o): Depend on debug.h, wrap long lines.
8983 * dbxout.c: Include debug.h.
8984 (dbx_debug_hooks): New.
8985 (dbxout_init): Make static, take just 2 args.
8986 (dbxout_finish): Make static.
8987 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8988 * debug.c: New file.
8989 * debug.h: New file.
8990 * dwarf2out.c: Include debug.h.
8991 (dwarf2_debug_hooks): New.
8992 (dwarf2out_init): Make static.
8993 (dwarf2out_finish): Make static, take 2 args.
8994 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8995 * dwarfout.c: Include debug.h.
8996 (dwarf_debug_hooks): New.
8997 (dwarfout_init): Make static.
8998 (dwarfout_finish): Make static, take 2 args.
8999 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9000 * sdbout.c: Include debug.h.
9001 (sdb_debug_hooks): New.
9002 (sdbout_init): Make static, take 2 args.
9003 * sdbout.h (sdbout_init): Delete.
9004 * toplev.c: Include debug.h.
9006 (compile_file): Set deubg_hooks based on command line options.
9007 Use the hooks unconditionally rather than conditional compilation.
9009 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9011 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9012 first_insn_after_basic_block_note instead.
9014 * df.c (df_bb_refs_unlink): #if 0 out for now.
9016 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9018 * ssa.h: Add prototype for ssa_const_prop
9019 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9020 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9021 (ssa_fast_dce): Remove unused variable
9023 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9025 * diagnostic.c (finish_diagnostic): Rename to
9026 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9029 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9031 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9034 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9035 (dump_file): Only pad the demangled name with spaces if the
9036 mangled name was padded with spaces.
9038 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9040 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9043 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9045 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9046 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9049 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9050 whether can put offset inside LO_SUM to check mode alignment, not size.
9052 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9054 * doc/tm.texi (Misc): Fix thinko.
9056 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9058 * regmove.c (replace_in_call_usage): Fix warnings.
9059 * sched-deps.c (add_dependence): Fix warnings.
9060 * simplify-rtx.c (simplify_subreg): Likewise.
9061 Return NULL_RTX instead of NULL.
9063 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9064 (subst_asm_stack_regs): Likewise.
9066 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9069 * dwarf2out.c (output_call_frame_info): Declare i as int.
9070 (build_abbrev_table): Declare n_alloc as int.
9071 (dwarf2out_finish): Initialize die.
9072 * except.c: Declare sjlj_funcdef_number as unsigned.
9073 (connect_post_landing_pads): Declare j as unsigned.
9074 (convert_to_eh_region_ranges): Initialize call_site.
9075 (output_function_exception_table): Initialize tt_format_size.
9076 * expr.c (move_by_pieces_1): Initialize to1.
9077 (store_constructor): Initialize minelt and maxelt.
9078 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9079 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9081 * c-decl.c (combine_parm_decls): Unused, remove.
9082 * c-tree.h: Remove prototype for combine_parm_decls.
9084 * reload.c (push_reload): Fix warning.
9085 (regno_clobbered_p): Likewise.
9086 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9087 (reload_combine): Likewise.
9089 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9090 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9092 * bitmap.c (bitmap_operation): Change user.
9093 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9095 2001-07-10 Eric Christopher <echristo@redhat.com>
9097 * config/mips/mips.c (override_options): Fix typo.
9099 2001-07-09 Stan Shebs <shebs@apple.com>
9101 * target.h (struct gcc_target): New fields init_builtins and
9103 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9104 (TARGET_EXPAND_BUILTIN): New macro.
9105 (TARGET_INITIALIZER): Add them.
9106 * builtins.c: Include target.h.
9107 (expand_builtin): Use targetm.expand_builtin.
9108 (default_init_builtins): New function.
9109 (default_expand_builtin): New function.
9110 * expr.h (default_init_builtins): Declare.
9111 (default_expand_builtin): Declare.
9112 * c-common.c (c_common_nodes_and_builtins): Use
9113 targetm.init_builtins.
9114 * defaults.h (MD_INIT_BUILTINS): Remove.
9115 * Makefile.in (builtins.o): Depend on target.h.
9117 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9118 (TARGET_EXPAND_BUILTIN): Define.
9119 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9120 (MD_EXPAND_BUILTIN): Remove.
9122 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9123 (TARGET_EXPAND_BUILTIN): Define.
9124 (c4x_init_builtins): Make endlink arg a local.
9125 (c4x_print_operand): Fix typos in adjust_address usages.
9126 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9127 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9128 (MD_EXPAND_BUILTIN): Remove.
9130 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9131 (TARGET_EXPAND_BUILTIN): Define.
9132 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9133 (ix86_init_builtins): Call new function only if TARGET_MMX.
9134 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9135 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9136 (MD_EXPAND_BUILTIN): Remove.
9138 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9139 (TARGET_EXPAND_BUILTIN): Define.
9140 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9141 (MD_EXPAND_BUILTIN): Remove.
9143 * doc/tm.texi: Document these changes.
9145 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9147 * basic-block.h (tree_node): Forward declare if needed.
9148 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9149 (BLOCK_HEAD_TREE): Define.
9150 (BLOCK_END_TREE): Define.
9151 (struct loops): Rename field 'tree' to 'tree_root'.
9152 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9154 (flow_loops_tree_build): Rename reference to field 'tree' to
9156 (flow_loops_level_compute): Ditto.
9157 * predict.c (estimate_bb_frequencies): Ditto.
9158 * tree.h (struct tree_common): Add field 'aux'.
9160 2001-07-09 Stan Shebs <shebs@apple.com>
9162 * config/darwin.c (darwin_encode_section_info): Don't mark any
9163 DECL_EXTERNAL node as defined.
9165 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9167 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9168 pa_free_machine_status, hppa_init_pic_save): Delete.
9169 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9170 (hppa_profile_hook): Use hppa_pic_save_rtx.
9171 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9172 hppa_init_pic_save): Delete.
9173 (hppa_pic_save_rtx): Declare.
9174 * pa.md (call, call_value, sibcall, sibcall_value,
9175 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9177 2001-07-09 Kazu Hirata <kazu@hxi.com>
9179 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9180 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9182 2001-07-09 Andreas Jaeger <aj@suse.de>
9184 * output.h: Add declaration of final_forward_branch_p.
9186 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9188 * varray.c: Include errors.h for internal_error and trim_filename
9191 * Makefile.in (varray.o): Add errors.h.
9193 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9195 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9196 * optabs.c (have_add2_insn): Check whether the add insn chosen
9197 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9198 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9200 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9202 * Makefile.in (OBJS): Add ssa-ccp.o
9203 (ssa-ccp.o): Add dependencies.
9204 * toplev.c (DFI_ssa_ccp): New dump file enum.
9205 (dump_file): Add entry for dumping after SSA CCP.
9206 (flag_ssa_ccp): New flag variable.
9207 (f_options): Add -fssa-ccp.
9208 (rest_of_compilation): Run SSA CCP if requested.
9209 * timevar.def (TV_SSA_CCP): New timevar.
9210 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9211 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9212 Fix minor typo in SSA DCE documentation.
9213 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9214 Add documentation for new dump option. Renumber dump files
9217 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9219 * emit-rtl.c (gen_highpart_mode): New.
9220 * rtl.h (gen_highpart_mode): Declare.
9221 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9222 operand can be VOIDmode constant.
9224 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9226 * flow.c (redirect_edge_and_branch_force): New.
9227 (can_fallthru): Ensure that basic blocks are succeeding.
9228 (try_optimize_cfg): Do not delete basic block if it is the last one.
9230 * flow.c (try_redirect_by_replacing_jump): Do not remove
9231 jumps with side effects, unlink chain on fallthru edge;
9232 set block for new jump instruction; avoid basic block to
9233 over by line number note.
9235 * flow.c (try_simplify_condjump): Verify that the condjump
9236 is not always falling trought.
9239 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9241 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9242 (try_redirect_by_replacing_jump): Update properly the count
9243 and frequency information.
9245 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9247 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9248 address that is a LO_SUM specially.
9249 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9251 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9253 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9254 (operand_subword): Use them.
9255 (change_address_1): Renamed from change_address; new arg VALIDATE.
9256 * expr.h: Reflect above changes; change_address now macro.
9257 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9259 * cselib.c (add_mem_for_addr): Likewise.
9260 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9261 * regmove.c (try_apply_stack_adjustment): Likewise.
9262 * reload.c (push_reload, make_memloc): Likewise.
9263 * reload1.c (eliminate_regs): Likewise.
9264 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9265 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9267 * combine.c (make_extraction, simplify_shift_const): Likewise.
9268 (gen_lowpart_for_combine): Likewise.
9269 * cse.c (gen_lowpart_if_possible): Likewise.
9270 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9271 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9272 * optabs.c (gen_move_insn): Likewise.
9273 * reload1.c (alter_reg): Likewise.
9274 * simplify-rtx.c (simplify_subreg): Likewise.
9275 * stmt.c (expand_anon_union_decl): Likewise.
9276 * recog.c (validate_replace_rtx_1): Likewise.
9278 * Makefile.in (recog.o): Add $(EXPR_H).
9279 * explow.c (stabilize): Call replace_equiv_address.
9280 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9281 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9283 2001-07-03 Andrew Haley <aph@redhat.com>
9285 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9286 the mode of the memory location.
9288 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9290 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9292 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9294 * final.c (output_addr_const): Use target opening and
9295 closing parentheses.
9296 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9297 defaults, add to TARGET_ASM_OUT.
9298 * target.h (struct gcc_target): Add open_paren and close_paren.
9299 * doc/md.texi: Update.
9300 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9301 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9302 TARGET_ASM_CLOSE_PAREN.
9303 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9305 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9307 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9308 * config/a29k/a29k.h: Similarly.
9309 * config/alpha/alpha.h: Similarly.
9310 * config/arc/arc.h: Similarly.
9311 * config/arm/aof.h: Similarly.
9312 * config/arm/aout.h: Similarly.
9313 * config/avr/avr.h: Similarly.
9314 * config/c4x/c4x.h: Similarly.
9315 * config/clipper/clipper.h: Similarly.
9316 * config/convex/convex.h: Similarly.
9317 * config/d30v/d30v.h: Similarly.
9318 * config/dsp16xx/dsp16xx.h: Similarly.
9319 * config/elxsi/elxsi.h: Similarly.
9320 * config/fr30/fr30.h: Similarly.
9321 * config/h8300/h8300.h: Similarly.
9322 * config/i370/i370.h: Similarly.
9323 * config/i386/i386.h: Similarly.
9324 * config/i860/i860.h: Similarly.
9325 * config/i960/i960.h: Similarly.
9326 * config/ia64/ia64.h: Similarly.
9327 * config/m32r/m32r.h: Similarly.
9328 * config/m68hc11/m68hc11.h: Similarly.
9329 * config/m68k/m68k.h: Similarly.
9330 * config/m88k/m88k.h: Similarly.
9331 * config/mcore/mcore.h: Similarly.
9332 * config/mips/mips.h: Similarly.
9333 * config/mn10200/mn10200.h: Similarly.
9334 * config/mn10300/mn10300.h: Similarly.
9335 * config/ns32k/ns32k.h: Similarly.
9336 * config/pa/pa.h: Similarly.
9337 * config/pdp11/pdp11.h: Similarly.
9338 * config/pj/pj.h: Similarly.
9339 * config/romp/romp.h: Similarly.
9340 * config/rs6000/rs6000.h: Similarly.
9341 * config/sh/sh.h: Similarly.
9342 * config/sparc/sparc.h: Similarly.
9343 * config/v850/v850.h: Similarly.
9344 * config/vax/vax.h: Similarly.
9345 * config/we32k/we32k.h: Similarly.
9347 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9349 * doc/c-tree.texi: Document representation of attributes.
9351 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9353 * doc/tm.texi: Update some places for the rename of target to
9356 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9358 * target.h (struct gcc_target): Add insert_attributes.
9359 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9360 (TARGET_INITIALIZER): Update.
9361 * tree.c, tree.h (default_insert_attributes): New function.
9362 Update comments on other default functions to refer to targetm,
9364 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9365 TARGET_INSERT_ATTRIBUTES.
9366 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9367 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9368 Don't use PRAGMA_INSERT_ATTRIBUTES.
9369 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9370 * c-decl.c (start_decl, start_function): Don't call
9371 SET_DEFAULT_DECL_ATTRIBUTES.
9372 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9373 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9375 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9376 (c4x_check_attribute): Avoid modifying attribute list itself.
9377 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9379 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9380 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9382 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9383 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9385 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9386 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9388 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9389 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9390 Adjust parameters. Make static.
9392 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9394 * c-common.c (decl_attributes): Only take a single attributes
9396 * c-common.h (decl_attributes): Update prototype.
9397 * c-decl.c (start_decl, start_function): Only take a single
9398 attributes parameter. Update calls to decl_attributes.
9399 (finish_struct, finish_enum): Update calls to decl_attributes.
9400 (push_parm_decl): Expect unified list of attributes. Update call
9402 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9403 notype_nested_function, component_declarator,
9404 component_notype_declarator, label): Update calls to
9406 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9407 lists that are passed to push_parm_decl.
9408 * c-tree.h (start_function, start_decl): Update prototypes.
9409 * config/sh/sh-protos.h, config/sh/sh.c
9410 (sh_pragma_insert_attributes): Only take a single attributes
9412 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9413 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9414 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9415 build_module_descriptor, generate_static_references,
9416 generate_strings, build_selector_translation_table,
9417 generate_descriptor_table, generate_protocols,
9418 generate_ivars_list, generate_dispatch_table,
9419 generate_protocol_list, generate_category,
9420 generate_shared_structures, really_start_method, add_objc_decls,
9421 generate_classref_translation_entry): Update calls to start_decl
9423 (build_tmp_function_decl, start_method_def): Unify attribute lists
9424 that are passed to push_parm_decl.
9426 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9428 * final.c (no_asm_to_stream): New.
9429 (final_scan_insn): Use target structures for prologue ends
9430 and epilogue starts.
9431 * output.h (no_asm_to_stream): New.
9432 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9433 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9434 (TARGET_ASM_OUT): Update.
9435 * target.h (struct gcc_target): New members function_end_prologue
9436 and function_begin_epilogue.
9437 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9438 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9439 * config/alpha/alpha.c (output_end_prologue): Rename to
9440 alpha_output_function_end_prologue. Use in target struct
9442 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9443 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9444 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9445 ia64_output_function_end_prologue. Use in target struct
9447 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9448 mistyped prototypes.
9449 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9450 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9452 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9453 an use in target struct, make static.
9454 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9457 2001-07-08 Richard Henderson <rth@redhat.com>
9459 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9461 2001-07-08 Richard Henderson <rth@redhat.com>
9463 * config/i386/i386.md: Remove constraints strings from define_split
9464 and define_peephole2 patterns.
9465 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9466 (eh_return): Use them.
9468 2001-07-08 Richard Henderson <rth@redhat.com>
9470 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9471 Document MD_FALLBACK_FRAME_STATE_FOR.
9473 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9475 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9476 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9478 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9480 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9482 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9483 of the label inside NAME as opposed to just the end of NAME.
9485 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9487 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9488 * config/alpha/alpha.c (alpha_init_machine_status,
9489 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9490 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9491 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9492 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9494 2001-07-06 Stan Shebs <shebs@apple.com>
9496 * target.h (targetm): Rename global from "target", so as not to
9497 conflict with local variables.
9499 * c-typeck.c: Ditto.
9503 * cp/decl2.c: Ditto.
9504 * cp/typeck.c: Ditto.
9505 * 1750a/1750a.c: Ditto.
9506 * a29k/a29k.c: Ditto.
9510 * clipper/clipper.c: Ditto.
9511 * convex/convex.c: Ditto.
9512 * d30v/d30v.c: Ditto.
9513 * dsp16xx/dsp16xx.c: Ditto.
9514 * elxsi/elxsi.c: Ditto.
9515 * fr30/fr30.c: Ditto.
9516 * h8300/h8300.c: Ditto.
9517 * i370/i370.c: Ditto.
9518 * i386/i386.c: Ditto.
9519 * i860/i860.c: Ditto.
9520 * i960/i960.c: Ditto.
9521 * ia64/ia64.c: Ditto.
9522 * m32r/m32r.c: Ditto.
9523 * m68hc11/m68hc11.c: Ditto.
9524 * m68k/m68k.c: Ditto.
9525 * m88k/m88k.c: Ditto.
9526 * mips/mips.c: Ditto.
9527 * ns32k/ns32k.c: Ditto.
9529 * pdp11/pdp11.c: Ditto.
9530 * romp/romp.c: Ditto.
9531 * rs6000/rs6000.c: Ditto.
9533 * sparc/sparc.c: Ditto.
9535 * we32k/we32k.c: Ditto.
9536 * doc/tm.texi: Update the manual to match.
9538 2001-07-06 Richard Henderson <rth@redhat.com>
9540 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9541 DWARF2_UNWIND_INFO not just whether it is defined.
9543 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9545 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9546 call to simplify_binary_operation returns a new pattern.
9548 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9550 * glimits.h (__SHRT_MAX__): New.
9551 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9552 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9554 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9556 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9559 2001-07-06 Richard Henderson <rth@redhat.com>
9561 * bitmap.c (bitmap_release_memory): Move adjacent to the
9562 allocation functions.
9563 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9564 the implementation. Binary search for the set bit.
9565 (bitmap_union_of_diff): Allocate the temporary on the stack
9566 instead of using xmalloc.
9568 2001-07-06 Richard Henderson <rth@redhat.com>
9570 * genrecog.c (validate_pattern): Warn for constraints in
9571 define_{expand,split,peephole2}. Remove strict_low_part
9572 before looking up match_dup.
9574 2001-07-06 DJ Delorie <dj@redhat.com>
9576 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9577 chapter about various build hints and history. Add section
9578 talking about the various types of native and cross builds.
9580 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9582 * Makefile.in (final.o): Depend on target.h.
9583 * final.c: Include target.h.
9584 (default_function_pro_epilogue): New.
9585 (final_start_function): Use target structure for function prologues.
9586 (final_end_function): Use target structure for function epilogues.
9587 * fold-const.c (real_hex_to_f): Constify s and p.
9588 * output.h (default_function_pro_epilogue): New.
9589 * real.h (real_hex_to_f): Update prototype.
9590 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9591 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9592 (TARGET_INITIALIZER): Update.
9593 * target.h (gcc_target): Add struct asm_out.
9594 * doc/tm.texi: Update.
9597 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9598 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9599 in cpu/cpu.c, or rename old functions consistently. Take
9600 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9601 redundant macros and prototypes. Make new functions static.
9603 * 1750a/1750a.c: Similarly.
9604 * 1750a/1750a.h: Similarly.
9605 * a29k/a29k-protos.h: Similarly.
9606 * a29k/a29k.c: Similarly.
9607 * a29k/a29k.h: Similarly.
9608 * arc/arc-protos.h: Similarly.
9609 * arc/arc.c: Similarly.
9610 * arc/arc.h: Similarly.
9611 * arm/arm-protos.h: Similarly.
9612 * arm/arm.c: Similarly.
9613 * arm/arm.h: Similarly.
9614 * avr/avr-protos.h: Similarly.
9615 * avr/avr.c: Similarly.
9616 * avr/avr.h: Similarly.
9617 * clipper/clipper-protos.h: Similarly.
9618 * clipper/clipper.c: Similarly.
9619 * clipper/clipper.h: Similarly.
9620 * convex/convex.c: Similarly.
9621 * convex/convex.h: Similarly.
9622 * d30v/d30v-protos.h: Similarly.
9623 * d30v/d30v.c: Similarly.
9624 * d30v/d30v.h: Similarly.
9625 * d30v/d30v.md: Similarly.
9626 * dsp16xx/dsp16xx-protos.h: Similarly.
9627 * dsp16xx/dsp16xx.c: Similarly.
9628 * dsp16xx/dsp16xx.h: Similarly.
9629 * elxsi/elxsi.c: Similarly.
9630 * elxsi/elxsi.h: Similarly.
9631 * fr30/fr30.c: Similarly.
9632 * fr30/fr30.md: Similarly.
9633 * h8300/h8300-protos.h: Similarly.
9634 * h8300/h8300.c: Similarly.
9635 * h8300/h8300.h: Similarly.
9636 * i370/i370-protos.h: Similarly.
9637 * i370/i370.c: Similarly.
9638 * i370/i370.h: Similarly.
9639 * i386/i386.c: Similarly.
9640 * i386/osf1elf.h: Similarly.
9641 * i386/osfrose.h: Similarly.
9642 * i860/i860-protos.h: Similarly.
9643 * i860/i860.c: Similarly.
9644 * i860/i860.h: Similarly.
9645 * i960/i960-protos.h: Similarly.
9646 * i960/i960.c: Similarly.
9647 * i960/i960.h: Similarly.
9648 * ia64/ia64-protos.h: Similarly.
9649 * ia64/ia64.c: Similarly.
9650 * ia64/ia64.h: Similarly.
9651 * m32r/m32r-protos.h: Similarly.
9652 * m32r/m32r.c: Similarly.
9653 * m32r/m32r.h: Similarly.
9654 * m68hc11/m68hc11-protos.h: Similarly.
9655 * m68hc11/m68hc11.c: Similarly.
9656 * m68hc11/m68hc11.h: Similarly.
9657 * m68k/crds.h: Similarly.
9658 * m68k/dpx2.h: Similarly.
9659 * m68k/m68k-protos.h: Similarly.
9660 * m68k/m68k.c: Similarly.
9661 * m68k/m68k.h: Similarly.
9662 * m68k/news.h: Similarly.
9663 * m88k/m88k-protos.h: Similarly.
9664 * m88k/m88k.c: Similarly.
9665 * m88k/m88k.h: Similarly.
9666 * mips/mips-protos.h: Similarly.
9667 * mips/mips.c: Similarly.
9668 * mips/mips.h: Similarly.
9669 * ns32k/merlin.h: Similarly.
9670 * ns32k/ns32k.c: Similarly.
9671 * ns32k/ns32k.h: Similarly.
9672 * ns32k/tek6000.h: Similarly.
9673 * pa/pa-protos.h: Similarly.
9674 * pa/pa.c: Similarly.
9675 * pa/pa.h: Similarly.
9676 * pdp11/2bsd.h: Similarly.
9677 * pdp11/pdp11-protos.h: Similarly.
9678 * pdp11/pdp11.c: Similarly.
9679 * pdp11/pdp11.h: Similarly.
9680 * romp/romp-protos.h: Similarly.
9681 * romp/romp.c: Similarly.
9682 * romp/romp.h: Similarly.
9683 * rs6000/rs6000-protos.h: Similarly.
9684 * rs6000/rs6000.c: Similarly.
9685 * rs6000/rs6000.h: Similarly.
9686 * rs6000/sysv4.h: Similarly.
9687 * sh/sh-protos.h: Similarly.
9688 * sh/sh.c: Similarly.
9689 * sh/sh.h: Similarly.
9690 * sparc/sparc-protos.h: Similarly.
9691 * sparc/sparc.c: Similarly.
9692 * sparc/sparc.h: Similarly.
9693 * vax/vax.c: Similarly.
9694 * vax/vax.h: Similarly.
9695 * vax/vms.h: Similarly.
9696 * we32k/we32k.c: Similarly.
9697 * we32k/we32k.h: Similarly.
9699 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9701 * basic-block.h (first_insn_after_basic_block_note): Declare.
9702 * flow.c (first_insn_after_basic_block_note): Define. Moved
9704 * ssa.c (first_insn_after_basic_block_note): Remove.
9705 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9707 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9708 nodes when we find a dead conditional branch. Insert BARRIERs
9709 after any blocks with no successors, but which do not have
9712 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9714 * varray.c (varray_check_failed): Use internal_error.
9716 2001-07-05 Andrew Haley <aph@redhat.com>
9718 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9719 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9720 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9722 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9724 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9725 reference if the target constant is also a SYMBOL_REF.
9727 2001-07-05 Eric Christopher <echristo@redhat.com>
9729 * config/mips/mips.h (MASK_MIPS3900): Remove.
9730 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9731 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9732 (TARGET_MIPS3900): Change to use mips_arch.
9733 (TARGET_MIPS4000): New.
9734 (TARGET_MIPS4100): New.
9735 (TARGET_MIPS4300): New.
9736 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9737 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9739 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9740 (ISA_HAS_BRANCHLIKELY): To here.
9741 (CC1_CPU_SPEC): New.
9742 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9743 (mips_arch_string): Declare.
9744 (mips_arch): Declare.
9745 (TARGET_OPTIONS): Add -march and -mtune.
9747 * config/mips/mips.c (mips_arch_string): New.
9749 (override_options): Handle -march for codegen and -mtune
9750 for scheduling. Use mips_arch. Move tx39 target default here.
9751 (mips_parse_cpu): Move error message to override_options.
9753 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9755 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9757 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9758 (MIPS Options): Ditto. Change mcpu entry to historical text.
9760 2001-07-05 H.J. Lu (hjl@gnu.org)
9762 * config/mips/mips.c (mips_parse_cpu): New function to parse
9765 2001-07-05 Jim Wilson <wilson@redhat.com>
9767 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9768 * config/ia64/t-ia64: Likewise.
9769 (LIB1ASMFUNCS): Update comment.
9771 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9773 * doc/install.texi (Install GCC: Binaries): Fix typo.
9775 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9777 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9778 reference using the stack pointer, adjust it since we push Y
9780 ("*ashrsi3"): Likewise.
9781 ("*lshrsi3"): Likewise.
9783 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9785 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9786 when -fomit-frame-pointer is used.
9788 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9790 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9791 (try_redirect_by_replacing_jump): Reverse updating properly the
9792 count and frequency information. Reverse removing cc0 setter.
9793 (forwarder_block_p): Reverse fixing for fallthru blocks.
9795 2001-07-05 DJ Delorie <dj@redhat.com>
9797 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9798 (translate_options): If the above is defined, use it to map
9799 given options to new options.
9800 * doc/tm.texi: Document it.
9802 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9803 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9805 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9806 cause programs using computed gotos to run more slowly.
9808 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9810 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9812 Consistently require binutils 2.11.2, not prereleases.
9813 (Specific, decstation-*): Canonicalize as mips-dec-*.
9814 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9816 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9817 (Specific, mips-*): Reword MIPS C compiler requirements.
9818 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9819 (Specific, sunv5): Removed, obsolete.
9821 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9823 * dwarf2out.c (output_loc_list): Use an all ones mask for
9824 .text asm output and don't rely on long long
9825 literals. Reformat some long lines.
9827 2001-07-05 Andreas Jaeger <aj@suse.de>
9829 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9832 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9834 * dwarf2out.c (dwarf2out_define): Update comment.
9835 (dwarf2out_undef): Ditto.
9836 (dwarf2out_start_source_file): Ditto.
9837 (dwarf2out_end_source_file): Ditto.
9838 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9839 since we never call the start/end debug hook for the primary file.
9841 2001-07-04 Kazu Hirata <kazu@hxi.com>
9843 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9846 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9848 * cppinit.c (remove_dup_dirs): Inform if a system include
9849 directory is being reordered.
9850 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9852 * doc/cpp.texi (Search Paths): Likewise.
9853 * doc/gcc.texi (Interoperation): Remove information about
9856 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9858 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9859 (VARRAY_TOP_CHAR_PTR): Likewise.
9861 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9863 * gcc.c (process_command): Don't assign elements of a const char*.
9865 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9867 * emit-rtl.c (change_address): Don't abort if invalid address while
9868 reload is in progress.
9870 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9872 * c-lex.c (cb_file_change): Pass line number to
9873 debug_start_source_file.
9874 (cb_undefine): Pass correct line number to debug_undef.
9876 * toplev.c (debug_start_source_file): Add line number to
9877 parameters. Pass it along to dwarf2out_start_source_file.
9878 (decode_g_option): Stop resetting debug level back to normal when
9879 we change debug formats, unless the current level is
9880 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9883 * toplev.h (debug_start_source_file): Add line number to
9886 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9889 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9891 Output debug_macinfo data for starting file if requested.
9892 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9894 (dwarf2out_define): Output debug_macinfo data for defining a macro
9896 (dwarf2out_undef): Output debug_macinfo data for undefining a
9898 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9899 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9900 (macinfo_section_label): New. DWARF2 macro info section label.
9901 (dwarf2out_init): If we want macro info, output the start label
9903 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9904 attribute to the compilation unit die pointing to the macro info.
9906 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9908 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9909 DWARF2_DEBUGGING_INFO.
9910 (add_loc_descr_to_loc_list): Ditto.
9911 (output_loc_list): Ditto.
9912 Also, fix thinko in curr not being initialized.
9913 (gen_internal_sym): Ditto.
9915 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9917 * emit-rtl.c (replace_equiv_address): New function.
9918 * expr.h (replace_equiv_address): New declaration.
9919 * explow.c (validize_mem): Call it instead of change_address and
9920 also call if -fforce-addr and address is constant.
9921 * expr.c: Replace more calls to change_address with adjust_address
9922 and/or replace_equiv_address or to validize_mem.
9923 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9924 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9925 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9926 * config/i370/i370.md, config/i860/i860.md: Likewise.
9927 * config/i960/i960.md, config/mips/mips.c: Likewise.
9928 * config/mips/mips.md, config/pa/pa.md: Likewise.
9929 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9930 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9932 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9934 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9936 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9939 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9941 * doc/include: New directory.
9942 * doc/fdl.texi: Move to doc/include/fdl.texi.
9943 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9944 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9945 * doc/gcc.texi: Use funding.texi and gpl.texi.
9946 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9947 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9948 Update dependencies and use -I $(docdir)/include.
9950 2001-07-04 Anthony Green <green@redhat.com>
9952 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9954 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9956 * doc/install.texi (sparc64-*-*): Remove garbage.
9958 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9960 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9961 Fix typo in last change to use adjust_address.
9963 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9965 * doc/install.texi (Specific): Update information for *-*-solaris*.
9967 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9969 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9971 2001-07-03 Stan Shebs <shebs@apple.com>
9973 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9974 case for flag_no_mach_text_sections.
9975 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9976 * config/darwin.c (flag_no_mach_text_sections): Remove.
9977 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9979 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9981 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9982 and avoid checking for constant as first operand.
9983 * recog.c (find_constant_term_loc): No longer static.
9984 (adj_offettable_operand): Delete.
9985 * rtl.h (adj_offsettable_operand): Delete declaration.
9986 (find_constant_term): Add declaration.
9987 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9989 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9990 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9991 * config/i386/i386.c, config/i386/i386.md: Likewise.
9992 * config/i860/i860.c, config/i960/i960.c: Likewise.
9993 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9994 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9995 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9996 * config/mips/mips.c, config/mips/mips.md: Likewise.
9997 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9998 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9999 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10000 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10001 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10002 * config/ns32k/ns32k.md: Likewise.
10004 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10006 * rtl.c (copy_rtx): Handle 'T' format letter.
10007 * gensupport.c (collect_insn_data): Likewise.
10008 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10010 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10012 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10013 -B option. Use 'dir' not 'foo' as example directory name.
10015 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10017 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10018 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10020 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10022 * doc/cppinternals.texi: Improve formatting and logical markup.
10024 2001-07-03 Andreas Jaeger <aj@suse.de>
10026 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10028 * genrecog.c (write_header): Include reload.h for prototypes in
10031 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10034 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10035 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10036 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10037 i386_pe_valid_type_attribute_p): Add.
10038 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10039 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10041 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10043 * explow.c (plus_constant_wide, case LO_SUM): New case.
10044 (plus_constant_for_output_wide): Delete.
10045 * rtl.h (plus_constant_for_output): Delete.
10046 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10047 instead of plus_constant_for_output.
10048 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10049 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10050 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10051 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10052 * config/sparc/sparc.md: Likewise.
10053 Convert some change_address calls to adjust_address.
10055 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10057 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10058 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10059 documentation of -std and -Wwrite-strings.
10061 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10063 * cse.c (canon_hash): Don't register registers in very small
10064 register classes, as extending their lifetime might cause
10067 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10069 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10071 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10072 (try_redirect_by_replacing_jump): Update properly the count
10073 and frequency information.
10075 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10077 * toplev.c (dump_file_index): Move SSA dumps just after first
10079 (dump_file): Corresponding changes.
10080 (rest_of_compilation): Move SSA path to just after the first
10082 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10083 * doc/invoke.texi: Update dump file #s as they were completely
10084 out of date with reality.
10086 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10088 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10090 * expr.c (emit_move_insn_1): Deal with non-default
10093 * expr.c (emit_single_push_insn): Fix warning.
10095 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10097 * expr.c (emit_move_insn_1): Avoid modifying
10098 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10100 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10102 * emit-rtl.c (adjust_address): New function.
10103 * expr.h (adjust_address): Add declaration.
10104 * builtins.c: Replace some calls to change_address with calls to it
10105 or to validize_mem.
10106 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10107 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10108 * config/arm/arm.c, config/convex/convex.c: Likewise.
10109 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10110 * config/i386/i386.c, config/i386/i386.md: Likewise.
10111 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10112 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10113 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10114 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10115 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10117 2001-07-02 Jim Wilson <wilson@redhat.com>
10119 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10121 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10123 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10124 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10126 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10128 * cppinit.c (lang_defaults): New table.
10129 (set_lang): Just read from lang_defaults into the live options
10132 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10134 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10135 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10136 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10138 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10140 * doc/install.texi: Various spelling and markup fixes.
10141 (Installing GCC): Component specific installation instructions are
10144 Warn about removing old install dir in the presence of shared libs.
10145 (Configuration): Invoke with options target to match configure
10147 Consistently refer to gas, gld pathnames.
10148 Invert --enable-multilib documentation.
10149 Remove references to old compiler versions.
10151 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10153 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10155 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10157 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10159 (Specific, mips*-sgi-irix5): Note IDO download.
10160 Reworded MIPS C hints.
10161 Use GNU as instead of GAS.
10163 Removed SGI Freeware reference, IRIX 6 only.
10164 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10165 Note N64 library requirement/workaround.
10167 Complete list of structure passing bug victims.
10169 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10171 * doc/install.texi: Remove CVS Id.
10173 2001-07-02 Andreas Jaeger <aj@suse.de>
10175 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10176 (find_inherently_necessary): Remove unused variable.
10178 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10180 * c-common.h (TDI_inlined): New ast dump phase.
10181 (dump_flag_name): New function.
10182 * c-dump.c (dump_files): Add inlined phase.
10183 (dump_flag_name): Define.
10184 * doc/invoke.texi (-fdump-ast-inlined): Document.
10186 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10188 * stor-layout.c (layout_decl): Revert change to handling of alignment
10191 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10193 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10196 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10198 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10201 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10203 * tlink.c (recompile_files): Remove COMPILER_PATH and
10204 LIBRARY_PATH from the environment.
10206 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10208 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10209 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10211 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10213 * c-parse.in (OBJC_STRING): Kill.
10214 (objc_string): Decompose to [objc_string] '@' STRING.
10215 (reswords): Take the leading '@' off all the Objective C keywords.
10216 (objc_rid_sans_at): Kill.
10217 (init_reswords): Don't initialize it.
10218 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10219 (_yylex): Kill reconsider label. Look ahead one token after
10220 an '@'; if we get an identifier, check whether it's an
10221 Objective C @-keyword. If so, return the keyword. Otherwise,
10222 put back the token and return the '@' as a terminal.
10224 * cpplib.c (lex_macro_node): Remove unnecessary check for
10225 leading '@' on identifier. Clarify control flow and commentary.
10227 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10229 * cse.c (new_label_ref): Variable deleted.
10230 (insert): Remove set of new_label_ref.
10231 (check_for_label_ref): New function.
10232 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10234 See ChangeLog.5 for earlier changes.