1 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * romp-protos.h (romp_initialize_trampoline): New function.
4 * romp.c (romp_initialize_trampoline): Likewise.
5 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
6 romp_initialize_trampoline.
8 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
11 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
12 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
13 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
15 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17 * unroll.c (loop_iterations): Extend check for multiple back edges.
19 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
21 * langhooks.h: New file.
22 * Makefile.in (OBJS): Added langhooks.o.
23 (c-lang.o): Depend on langhooks.h.
24 (c-common.o): Don't depend on tree-inline.h.
25 (tree-inline.o): Depend on toplev.h.
26 (langhooks.o): New rule.
27 * c-common.c: Don't include tree-inline.h.
28 (c_mark_lang_decl): Mark argument c as unused.
29 (c_common_lang_init): Don't initialize hooks here.
30 * c-lang.c: Include langhooks.h, then override some macros.
31 (lang_hooks): Initialize with macros in langhooks.h.
32 (c_init): Don't initialize hooks here.
33 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
34 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
35 * tree-inline.c: Include toplev.h. Don't define hook variables.
36 * tree-inline.h: Don't define hook types nor declare hook
37 variables. Move macros to...
38 * langhooks.c: ... new file, as functions. Adjust all callers.
40 2001-10-08 Jeffrey A Law <law@cygnus.com>
42 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
43 purge_mem_unchanging_flag on all instructions, not just on those
44 before NOTE_INSN_FUNCTION_BEG.
46 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
48 * cppmacro.c (_cpp_create_definition): Leave comments off.
50 * doc/cpp.texi: Update.
52 2001-10-08 DJ Delorie <dj@redhat.com>
54 * c-decl.c (grokfield): Make sure the only unnamed fields
55 we're allowing are either structs or unions.
56 * doc/extend.texi: Add documentation for the unnamed field
59 2001-10-08 Zack Weinberg <zack@codesourcery.com>
61 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
62 * configure.in: Use it.
63 * configure: Regenerated.
64 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
65 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
67 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
69 * cppfiles.c (open_file): Don't mark zero-length files
70 never-reread here. Don't output diagnostics here either.
71 (stack_include_file): Mark them never-reread here.
72 (_cpp_read_file): Update.
74 2001-10-08 Richard Henderson <rth@redhat.com>
76 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
78 2001-10-08 Richard Henderson <rth@redhat.com>
80 * expr.c (store_expr): When converting a CONST_INT for storage
81 in a SUBREG, convert it to both SUBREG modes before stripping
84 2001-10-08 Richard Henderson <rth@redhat.com>
86 * varasm.c (restore_varasm_status): New.
87 * function.h: Declare it.
88 * function.c (pop_function_context_from): Call it.
90 2001-10-08 Richard Henderson <rth@redhat.com>
92 * c-common.h (struct c_lang_decl): Add declared_inline.
93 * c-tree.h (DECL_DECLARED_INLINE_P): New.
94 * c-lang.c (c_disregard_inline_limits): Use it.
95 * c-decl.c (duplicate_decls): Likewise.
96 (pushdecl, redeclaration_error_message): Likewise.
97 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
98 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
99 Set DECL_INLINE if -finline-functions.
100 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
102 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
104 * cppmacro.c (funlike_invocation_p): Move some logic to caller
105 in enter_macro_context. Create a padding token in its own context
106 if necessary when the search for '(' fails.
107 (enter_macro_context): Update.
109 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
111 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
112 genmultilib, toplev.c: Fix spelling errors of "separate" as
113 "seperate", and corresponding spelling errors of related words.
115 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
117 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
118 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
120 * c-dump.c (dump_option_value_info): Likewise.
121 * c-format.c (format_length_info, format_char_info,
122 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
123 * collect2.c (names): Likewise.
124 * cppdefault.h (default_include): Likewise.
125 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
126 * flow.c (life_analysis): Likewise.
127 * gcc.c (dir_separator_str, modify_target, option_map,
128 target_option_translations, spec_list_1, extra_specs_1,
129 init_spec): Likewise.
130 * gcov.c (gcov_version_string): Likewise.
131 * genattr.c (write_units): Likewise.
132 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
133 * gengenrtl.c (rtx_definition, defs): Likewise.
134 * genrecog.c (pred_table): Likewise.
135 * global.c (global_alloc): Likewise.
136 * lcm.c (optimize_mode_switching): Likewise.
137 * local-alloc.c (find_free_reg): Likewise.
138 * params.h (param_info): Likewise.
139 * predict.c (predictor_info): Likewise.
140 * protoize.c (unexpansion_struct): Likewise.
141 * real.c (bmask): Likewise.
142 * recog.h (insn_operand_data, insn_data): Likewise.
143 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
144 * stmt.c (expand_nl_goto_receiver): Likewise.
145 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
146 target_switches, target_options): Likewise.
147 * tradcif.y (token, tokentab2, yylex): Likewise.
148 * tree.h (attribute_spec): Likewise.
150 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
152 * arc.c (arc_output_function_epilogue): Likewise.
153 * arm.c (processors, all_cores, all_architectures,
154 arm_override_options, isr_attribute_arg, isr_attribute_args,
155 arm_isr_value): Likewise.
156 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
158 * c4x.c (c4x_int_reglist): Likewise.
159 * d30v.c (override_options): Likewise.
160 * h8300.c (shift_insn): Likewise.
161 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
162 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
163 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
164 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
165 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
166 * i386.h (processor_costs, ix86_cost): Likewise.
167 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
168 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
169 * m68k.c (codes_68881, codes_FPA): Likewise.
170 * m88k.c (mode_from_align, max_from_align, all_from_align,
171 best_from_align, m_options): Likewise.
172 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
173 * mcore.c (mode_from_align): Likewise.
174 * mips/elf64.h (UNIQUE_SECTION): Likewise.
175 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
176 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
177 * mips.h (mips_regno_to_class): Likewise.
178 * ns32k.c (scales): Likewise.
179 * pa.c (import_string, magic_milli): Likewise.
180 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
181 * sparc.c (leaf_reg_remap, sparc_override_options,
182 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
184 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
186 2001-10-07 Dale Johannesen <dalej@apple.com>
188 * reload1.c (reload_reg_free_p): Teach register interference
189 checking that multiple output reloads are emitted in
191 reload1.c (reload_reg_reaches_end_p): Ditto.
192 reload1.c (reloads_conflict): Ditto.
194 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
196 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
197 NULL_TREE inside @code.
199 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
201 * doc/gcc.texi: Document consistent style of "32-bit",
202 "Objective-C", and "@code{NULL}".
204 2001-10-06 Zack Weinberg <zack@codesourcery.com>
206 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
207 (cpp_token_len, cpp_spell_token, cpp_output_token,
208 _cpp_equiv_tokens): Handle it.
209 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
210 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
211 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
214 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
216 * gcc.c (default_compilers): Remove .ada.
218 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
220 * doc/cppinternals.texi: Update.
222 2001-10-06 Zack Weinberg <zack@codesourcery.com>
224 * gcc.c (main): Set this_file_error if the appropriate
225 compiler for a language has not been installed.
227 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
229 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
231 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
233 * gccbug.in (CATEGORIES): Add ada.
235 2001-10-05 Catherine Moore <clm@redhat.com>
237 * config/stormy16/stormy-abi: Document abi changes.
238 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
239 (ICALL_REGS): New register class.
240 (NUM_ARGUMENT_REGISTERS): Now 6.
241 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
243 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
244 * config/stormy16.md (call_internal, call_value_internal,
245 indirect_jump): Use new 'z' constraint.
247 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
249 * doc/cppinternals.texi: Update.
251 2001-10-05 Richard Henderson <rth@redhat.com>
253 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
254 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
255 the gas section-name-as-label feature.
257 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
259 * doc/cppinternals.texi: Update.
261 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
263 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
264 to ensure valid SImode constants.
266 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
268 * Makefile.in (c-decl.o): Depend on tree-inline.h.
269 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
270 * c-decl.c: Include tree-inline.h.
271 (c_expand_body): Call optimize_inline_calls. Determine whether
272 a function is inlinable upfront, and only clear
273 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
274 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
275 (c_disregard_inline_limits): New function.
276 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
277 (c_post_options): Enable tree inlining if inlining is enabled.
278 Don't inline trees when instrumenting functions.
279 (c_init): Initialize lang_disregard_inline_limits and
280 lang_cannot_inline_tree_fn.
281 * tree-inline.c (initialize_inlined_parameters): Handle calls
282 with fewer arguments than declared parameters, and fewer
283 parameters than passed arguments. Don't assume value is a
285 (declare_return_variable): Convert return value back to the
286 original type, if it was promoted.
287 (tree_inlinable_function_p): New function.
288 (inlinable_function_p): Don't look at DECL_INLINE if we're
289 inlining all functions. Make it work with a NULL id.
290 Re-check DECL_UNINLINABLE after language-specific checks.
291 * tree-inline.h (tree_inlinable_function_p): Declare it.
292 * integrate.c (save_for_inline): Don't bother to prepare argvec
294 * cse.c (check_for_label_ref): Don't check deleted labels.
296 * Makefile.in (tree-inline.o): Depend on newly-included headers.
297 * tree-inline.c: Include headers needed for the functions moved in.
298 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
299 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
300 (copy_body, initialize_inlined_parameters): Likewise.
301 (declare_return_variable, inlinable_function_p): Likewise.
302 (expand_call_inline, expand_calls_inline): Likewise.
303 (optimize_inline_calls, clone_body): Likewise.
304 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
305 (copy_tree_r, remap_save_expr): Likewise.
307 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
309 * Makefile.in (OBJS): Added tree-inline.o.
310 (c-common.o): Depend on tree-inline.h.
311 (tree-inline.o): New target.
312 * c-common.c: Include tree-inline.h.
313 (c_mark_lang_decl): Don't mark saved_tree.
314 (c_common_lang_init): Set lang_anon_aggr_type_p.
315 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
316 (struct c_lang_decl): Moved saved_tree to tree_decl.
317 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
318 * integrate.h (function_attribute_inlinable_p): Declare it.
319 * integrate.c (function_attribute_inlinable_p): Export it.
320 * tree-inline.c: New file. Define variables declared in...
321 * tree-inline.h: New file. Declare functions to be moved to
322 tree-inline.c. Define macros and declare types and hooks for
323 language-specific tree inlining.
324 (flag_inline_trees): Moved definition from cp/decl2.c.
325 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
326 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
327 (struct tree_decl): Moved saved_tree from c_lang_decl and
328 inlined_fns from C++'s lang_decl.
330 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
332 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
333 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
335 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
337 * doc/cppinternals.texi: Update.
339 2001-10-04 Eric Christopher <echristo@redhat.com>
341 * config/mips/mips.c (init_cumulative_args): Remember to set
343 * config.gcc: Redo linux configuration. Add target_cpu_default
344 of soft-float to all mipsisa32 combinations and tx39.
345 * config/mips/linux.h: Remove include of mips.h.
347 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
349 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
350 HOST_LDFLAGS and HOST_CPPFLAGS.
352 2001-10-03 Ziemowit Laski <zlaski@apple.com>
354 * c-parse.in (objc_inherit_code, objc_pq_context,
355 objc_public_flag): Make static.
356 (objc_interface_context, objc_implementation_context,
357 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
358 global tree array in objc/objc-act.[ch].
359 (methoddef): Remove unnecessary code.
361 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
362 Hoist struct definitions to objc-act.h.
363 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
364 cat_count): Place declaration in objc-act.h.
365 (objc_tree_index): Move enumeration to objc-act.h.
366 (objc_global_trees): Place declaration and macro accessors in
368 (implementation_context): Remove duplicate; use
369 objc_implementation_context instead:
370 (method_context): Remove duplicate; use objc_method_context
372 (objc_ellipsis_node, objc_method_prototype_template,
373 implemented_classes, function_type): Move global vars to
375 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
376 (build_message_expr): Move actual construction of ObjC message
377 send nodes to finish_message_expr.
378 (finish_message_expr): New routine, contains code formerly in
380 * objc/objc-act.h (finish_message_expr): New prototype.
381 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
382 declarations; these vars are now part of objc_global_trees.
383 (objc_tree_index, objc_global_trees): Move definitions from
385 * objc/objc-tree.def: Update copyright info.
387 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
389 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
391 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
392 only if TARGET_ARCH64.
394 2001-10-02 Bernd Schmidt <bernds@redhat.com>
396 * doc/extend.texi: Fix some problems with previous checkin.
397 * doc/invoke.texi: Likewise.
399 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
401 * cpphash.h: Update comments.
402 (cpp_context): Update.
403 (spec_nodes): Remove n__Pragma.
404 * cppinit.c (cpp_create_reader): Update.
405 (builtin_array): Add _Pragma.
406 * cpplib.h: Update comments.
407 (NODE_DISABLED, BT_PRAGMA): New.
408 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
409 * cppmacro.c (struct cpp_macro): Remove disabled.
410 (builtin_macro): Return int, handle _Pragma, push the new token
411 on the context stack.
412 (funlike_invocation_p): Unconstify, update.
413 (enter_macro_context): Handle builtins here.
414 (replace_args, push_token_context, push_ptoken_context):
415 Update for prototype changes.
416 (_cpp_pop_context): Update.
417 (cpp_get_token): Don't handle buitins, nor _Pragma here.
418 (cpp_sys_macro_p): Update.
419 (_cpp_free_definition): Clear disabled flag.
420 (_cpp_create_definition): Upate.
421 * cppmain.c: Update comments.
423 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
424 Andreas Jaeger <aj@suse.de>,
425 Jan Hubicka <jh@suse.cz>
427 * doc/invoke.texi (i386 Options): Document x86-64 options.
428 (i386 and x86-64 Options): Rename i386 options section.
430 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
431 (TARGET_SWITCHES): Add -munwind-info.
432 (MASK_NO_UNWIND_INFO): New.
433 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
435 (ASM_OUTPUT_DOUBLE_INT): New.
437 * config/i386/linux64.h: New spec file for Linux x86-64 support.
438 * config.gcc: Fix tm_file settings for x86-64.
439 * config/i386/x86-64.h: New file with OS independent x86-64
441 * config/i386/biarch64.h: New file used to configure compiler
442 to biarch/64bit compilation.
444 * config/i386/i386.c: (override_options): Set flags default
445 for 64bit compilation.
447 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
449 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
450 (ix86_expand_int_movcc): Optimize DImode conditional moves with
452 (ix86_attr_length_immediate_default): Support MODE_DI.
453 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
455 (indirect_jump, tablejump): Turn into expander.
457 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
459 * c-common.c (c_format_attribute_table): Make format and
460 format_arg attributes apply to function types rather than to
462 (is_valid_printf_arglist): Construct an attribute list and pass
463 that to check_function_format rather than a name.
464 * c-common.h (check_function_format): Adjust prototype.
465 * c-decl.c (duplicate_decls): Preserve attributes from type of
466 built-in decl when allowing for harmless conflict in types.
467 * c-format.c (record_function_format,
468 record_international_format, function_format_list,
469 international_format_info, international_format_list): Remove.
470 (function_format_info): Remove next, name and assembler_name.
471 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
472 (decode_format_attr): New.
473 (handle_format_attribute): Handle receiving a type rather than a
474 decl. Call decode_format_attr. Store format information in a
475 function_format_info.
476 (handle_format_arg_attribute): Correct comment. Handle receiving
477 a type rather than a decl. Use unsigned HOST_WIDE_INT for
479 (check_format_info_recurse, check_format_info_main): Take argument
480 numbers as unsigned HOST_WIDE_INT.
481 (check_function_format): Take a list of attributes from the
482 function type rather than a name or assembler name. Check for
483 format attributes in that list and the attributes on the type of
484 the current function rather than looking through
485 function_format_list.
486 (check_format_info): Use unsigned HOST_WIDE_INT for argument
488 (check_format_info_recurse): Take format_arg attributes from the
489 type of the function calls rather than using
490 international_format_list. Allow for multiple format_arg
492 * c-typeck.c (build_function_call): Pass type attributes to
493 check_function_format rather than name or assembler name. Don't
494 require there to be a name or assembler name to check formats.
496 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
498 * attribs.c (decl_attributes): Possibly call
499 insert_default_attributes to insert default attributes on
500 functions in a lazy manner.
501 * builtin-attrs.def: New file; define the default format and
502 format_arg attributes.
503 * c-common.c (c_format_attribute_table): Move to earlier in the
505 (c_common_nodes_and_builtins): Initialize format_attribute_table.
506 (enum built_in_attribute, built_in_attributes,
507 c_attrs_initialized, c_init_attributes,
508 c_common_insert_default_attributes): New.
509 (c_common_lang_init): Don't initialize format_attribute_table. Do
510 call c_init_attributes.
511 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
512 * c-common.h (init_function_format_info): Don't declare.
513 (c_common_insert_default_attributes): Declare.
514 * c-decl.c (implicitly_declare, builtin_function): Call
516 (init_decl_processing): Don't call init_function_format_info.
517 (insert_default_attributes): New.
518 * c-format.c (handle_format_attribute,
519 handle_format_arg_attribute): Be quiet about inappropriate
520 declaration when applying default attributes.
521 (init_function_format_info): Remove.
522 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
523 (insert_default_attributes): Declare.
525 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
527 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
529 2001-10-01 Jim Wilson <wilson@redhat.com>
531 * sched-deps.c (add_dependence): When elide conditional dependence,
532 check that insn doesn't modify cond2.
534 2001-10-01 Dale Johannesen <dalej@apple.com>
536 * config/rs6000/rs6000.h (enum processor_type): Add support
537 for 7400 (G4) and 7450.
539 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
540 (rs6000_issue_rate): Ditto.
541 (rs6000_adjust_cost): Fix cycle counts for compares.
542 (debug_stack_info): Fix an obvious typo.
543 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
544 * doc/invoke.texi: Document.
545 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
547 (PROCESSOR_DEFAULT): Ditto.
549 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
551 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
552 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
553 later recursive make invocation.
555 2001-10-01 Hans Boehm <boehm@acm.org>
557 * optabs.c (emit_libcall_block): When using non-call exceptions,
558 don't add REG_LIBCALL reg notes to trapping calls.
560 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
562 * flow.c (propagate_block_delete_libcall): Remove unused first arg
563 (propagate_one_insn): Update for above change
565 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
567 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
568 _Unwind_GetTextRelBase): Argument is unused.
570 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
572 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
573 Loop through NOPs, placeholders, and components.
574 Don't go through NOPs if change mode.
575 (record_alias_subset): Do nothing if SUBSET and SET are the same.
576 * emit-rtl.c (set_mem_alias_set): Enable check.
577 * expr.c (find_placeholder): New function.
578 (expand_expr, case PLACEHOLDER_EXPR): Use it.
579 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
580 to modify it and avoid unneeded copies.
581 * expr.h (expand_expr): Always define.
582 (find_placeholder): New declaration.
584 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
586 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
587 operand 2 is the stack pointer.
588 ("addr-peephole"): Fix address computation peephole when operand 2
589 is the stack pointer.
591 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
593 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
594 (ix86_setup_incoming_varargs): Likewise.
596 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
598 * stor-layout.c (layout_type): Don't complain about too-large
601 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
603 * function.c (keep_stack_depressed): Don't use delete_insn.
605 * expr.h (set_mem_alias_set): Move decl to here.
606 * rtl.h (mem_attrs): New typedef and struct.
607 (union rtunion_def): Add field for mem_attrs.
608 (X0MEMATTR, MEM_ATTRS): New macros.
609 (MEM_ALIAS_SET): Use MEM_ATTRS.
610 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
611 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
612 (set_mem_alias_set): Delete decl from here.
614 * alias.c (set_mem_alias_set): Delete from here.
615 * emit-rtl.c (mem_attrs_htab): New variable.
616 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
617 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
618 (mem_attrs_mark, get_mem_attrs): Likewise.
619 (gen_rtx_MEM): Clear MEM_ATTRS.
620 (set_mem_attributes): Move to here.
621 (set_mem_alias_set): Likewise, and call get_mem_attrs.
622 (init_emit_once): const_int_htab now deletable htab.
623 Initialize mem_attrs_htab.
624 * explow.c (set_mem_attributes): Delete from here.
625 * function.c (put_var_into_stack): Clear MEM_ATTRS.
626 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
627 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
628 * reload1.c (reload): Rework changing REG to MEM.
630 2001-09-30 H.J. Lu <hjl@gnu.org>
632 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
633 * config.in: Rebuild.
635 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
637 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
638 ("tsthi_1"): Avoid allocation in register y.
639 ("*movqi_68hc12"): Reorganize and fix constraints.
640 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
641 ("addqi3"): Likewise.
642 ("addhi3"): Fix constraints.
643 ("*logicalhi3_zexthi"): Disparage soft registers.
645 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
647 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
650 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
652 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
653 that we use setjmp/longjmp exceptions.
655 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
657 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
658 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
659 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
660 _cpp_pool_alloc, _cpp_next_chunk): Remove.
661 (_cpp_extend_buff, BUFF_ROOM): Update.
662 (_cpp_append_extend_buff): New.
663 (struct cpp_reader): Remove macro_pool, add a_buff.
664 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
666 (cpp_destroy): Free a_buff instead of macro_pool.
667 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
668 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
669 _cpp_pool_alloc, ): Remove.
670 (parse_number, parse_string): Update use of _cpp_extend_buff.
671 (_cpp_extend_buff): Update.
672 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
673 * cpplib.c (glue_header_name, parse_answer):
674 Update use of _cpp_extend_buff.
675 (cpp_register_pragma, cpp_register_pragma_space): Use
677 (do_assert, do_unassert): Check for EOL, update.
678 * cppmacro.c (stringify_arg, collect_args): Update to use
679 _cpp_extend_buff and _cpp_append_extend_buff.
680 (save_parameter, parse_params, alloc_expansion_token,
681 _cpp_create_definition): Rework memory management.
683 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
685 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
686 update md_exec_prefix.
687 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
690 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
692 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
693 (SELECT_CC_MODE): Use s390_select_ccmode.
694 * config/s390/s390-protos.h (s390_select_ccmode): Add.
695 * config/s390/s390.c (s390_select_ccmode): New.
696 (s390_match_ccmode): Add CCLmode.
697 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
698 (output_branch_condition, output_inverse_branch_condition): Removed.
699 (print_operand): Use s390_branch_condition_mnemonic.
700 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
701 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
702 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
704 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
705 when converting conditional branches to far branches.
706 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
707 cmpint_di): Use CCSmode instead of CCUmode.
709 * config/s390/s390.c (legitimate_la_operand_p): New.
710 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
711 * config/s390/s390.md (movsi): Convert load address patterns to
712 arithmetic operations when necessary.
713 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
714 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
715 (*do_la_reg_0): Don't use before reload.
717 * config/s390/s390.c (legitimize_address): Make more efficient
718 use of two-register addressing mode.
720 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
721 with -mno-backchain in some corner cases.
723 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
725 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
727 * reload.c (find_reloads): Mark new USE insns with QImode.
728 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
729 find_reloads_subreg_address): Likewise.
730 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
732 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
734 (reload): Make sure there are no USEs with mode other than
735 VOIDmode. At the end, remove those marked with QImode.
737 2001-09-29 Per Bothner <per@bothner.com>
739 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
740 * Makefile.in (includedir): Rename to local_includedir.
741 (includedir): Define as $(prefix)/include.
742 * config.in (PREFIX_INCLUDE_DIR): New variable.
743 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
745 2001-09-29 Bernd Schmidt <bernds@redhat.com>
747 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
749 * doc/extend.texi (Vector Extensions): New node.
750 * doc/invoke.texi (Machine Dependent Options): Add documentation for
751 i386 -mmmx, -msse, -m3dnow.
753 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
755 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
757 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
759 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
761 * doc/invoke.texi (Optimize Options): Delete spurious @table.
763 2001-09-28 Richard Henderson <rth@redhat.com>
765 * varasm.c (assemble_integer): Bound alignment check by
768 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
770 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
772 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
774 2001-09-25 Bernd Schmidt <bernds@redhat.com>
776 Mostly from Graham Stott <grahams@redhat.com>
777 * c-common.c (type_for_mode): Add support for V2SFmode.
778 * tree.c (build_common_tree_nodes_2): Likewise.
779 * tree.h (enum tree_index, global_trees): Likewise.
780 * config/i386/i386.c (x86_3dnow_a): New variable.
781 (override_options): Support 3Dnow extensions.
782 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
783 Athlon's version of 3Dnow.
784 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
785 (ix86_expand_builtin): Handle them.
786 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
787 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
788 TARGET_3DNOW_A): New macros.
789 (TARGET_SWITCHES): Add 3Dnow switches.
790 (VALID_MMX_REG_MODE_3DNOW): New macro.
791 (VECTOR_MODE_SUPPORTED_P): Use it.
792 (enum ix86_builtins): Add entries for 3Dnow builtins.
793 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
794 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
795 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
796 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
797 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
798 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
799 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
800 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
801 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
802 sfence_insn, prefetch): Make these available if TARGET_SSE or
805 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
808 ix86_va_start, ix86_build_va_list): Declare.
809 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
810 ix86_va_start, ix86_build_va_list): New global functions.
811 * i386.md (sse_prologue_save_insn): New insn.
812 (sse_prologue_save): New expander.
813 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
814 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
816 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
818 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
819 Use size_t everywhere, make definitions consistent with
822 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
824 * gcse.c (replace_store_insn): Use delete_insn.
825 * loop.c (move_movables): Likewise; avoid delete_insn
826 from clobbering notes moved elsewhere.
827 (check_dbra_loop): Use delete_insn.
828 * ssa.c (convert_from_ssa): Likewise.
829 * cse.c (cse_insn): Use delete_insn.
831 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
833 * cpphash.h (struct cpp_buff): Make unsigned.
834 (_cpp_get_buff): Take length of size_t.
835 (_cpp_unaligned_alloc): New.
836 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
837 (struct cpp_reader): Remove ident_pool. Add u_buff.
838 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
839 (cpp_destroy): Destroy u_buff, not ident_pool.
840 * cpplex.c (parse_number, parse_string, save_comment,
841 cpp_token_as_text): Update to use the unaligned buffer.
842 (new_buff): Make unsigned.
843 (_cpp_unaligned_alloc): New.
844 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
845 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
847 (collect_args): Make unsigned.
849 2001-09-27 Zack Weinberg <zack@codesourcery.com>
851 * cpplex.c (cpp_output_token): Use a putc loop for
852 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
854 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
855 * configure, config.in: Regenerate.
856 * system.h: Replace fwrite and fprintf with their unlocked
857 variants if available.
859 2001-09-27 Richard Henderson <rth@redhat.com>
861 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
862 in favour of .eh_frame.
864 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
866 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
868 (LIBCALL_VALUE): Likewise.
870 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
872 * cpphash.h: Update comment.
873 * cpplex.c: Update comments.
874 (_cpp_can_paste): Remove.
875 * cpplib.h (_cpp_can_paste): Remove.
876 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
877 lexer rather than _cpp_can_paste.
879 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
881 * doc/cppinternals.texi: Update.
883 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
885 * cpphash.h (struct cpp_pool): Remove locks and locked.
886 (struct cpp_context): Add member buff.
887 (struct cpp_reader): Remove member argument_pool.
888 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
889 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
890 * cpplex.c (chunk_suitable): Remove pool argument.
891 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
892 (new_buff, _cpp_extend_buff): Update.
893 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
894 which buffer is returned.
895 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
896 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
897 * cppmacro.c (lock_pools, unlock_pools): Remove.
898 (push_ptoken_context): Take a _cpp_buff.
899 (enter_macro_context): Pool locking removed.
900 (replace_args): Use a _cpp_buff for the replacement list with
902 (push_token_context): Clear buff.
903 (expand_arg): Use _cpp_pop_context.
904 (_cpp_pop_context): Free a context's buffer, if any.
906 2001-09-26 DJ Delorie <dj@redhat.com>
908 * c-typeck.c (digest_init): Check for sizeless arrays.
910 2001-09-26 Richard Henderson <rth@redhat.com>
912 * optabs.c (init_one_libfunc): Create a dummy function type
913 instead of using error_mark_node.
915 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
917 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
918 _cpp_extend_buff, _cpp_free_buff): New.
919 (struct cpp_reader): New member free_buffs.
920 * cppinit.c (cpp_destroy): Free buffers.
921 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
922 _cpp_extend_buff, _cpp_free_buff): New.
923 * cpplib.h (struct cpp_options): Remove unused member.
924 * cppmacro.c (collect_args): New. Combines the old parse_arg
925 and parse_args. Use _cpp_buff for memory allocation.
926 (funlike_invocation_p, replace_args): Update.
928 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
930 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
932 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
934 * except.c (sjlj_mark_call_sites): Change address inside sequence.
936 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
938 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
941 2001-09-25 Janis Johnson <janis187@us.ibm.com>
942 Jim Wilson <wilson@redhat.com>
944 * doc/install.texi (Specific, ia64-*-linux): Document.
946 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
948 * Makefile.in (cfgrtl.o): Add.
949 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
950 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
951 free_aux_for_edge): Declare.
953 (HAVE_return): Undefine.
954 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
955 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
956 free_aux_for_edge): New global functions.
957 (first_delete_block): New static variable.
958 (init_flow): Clear first_delete_block.
959 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
960 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
961 try_redirect_by_replacing_jump, last_loop_beg_note,
962 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
963 delete_insn, delete_insn_chain, create_basic_block_structure,
964 create_basic_block, flow_delete_block, compute_bb_for_insn,
965 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
966 set_block_for_new_insns, split_block, merge_blocks_nomove,
967 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
968 redirect_edge_and_branch, force_nonfallthru_and_redirect,
969 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
970 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
971 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
972 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
973 purge_all_dead_edges): Move to ....
974 * cfgrtl.c: New file; .... Here.
976 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
977 (reroder_basic_block): Use alloc_aux_for_blocks.
978 * predict.c (estimate_bb_frequencies): Likewise; use
980 * profile.c (compute_branch_probabilities): Likewise.
981 (branch_prob): Likewise.
982 * reg-stack.c (reg_to_stack): Likewise.
984 * emit-rtl.c (emit_insns_after): Never return NULL.
986 * basic-block.h (set_block_for_new_insns): Delete.
987 * cfgrtl.c (set_block_for_new_insns): Delete.
989 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
990 calls when crossjumping.
992 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
993 * unroll.c (copy_loop_body): Use delete_insn.
995 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
996 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
997 keep_stack_depressed): Likewise.
998 * gcse.c (cprop_cc0_jump): Likewise.
999 * local-alloc.c (update_equiv_regs): Likewise.
1000 * loop.c (scan_loop, loop_delete_insns): Likewise.
1001 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1002 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1003 delete_output_reload, delete_address_reloads_1,
1004 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1006 * sibcall.c (replace_call_placeholder): Likewise.
1007 * cse.c (cse_insn): Likewise.
1009 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1011 From Graham Stott <grahams@redhat.com>
1012 (def_builtin): Only define builtins appropriate for target_flags. All
1014 (builtin_decsription): Add new field mask which is used to determine
1015 when to define the builtin via the macro def_builtin.
1017 (bdesc_comi): Initialise new mask fields.
1018 (bdesc_2srg): Likewise.
1019 (bdesc_1arg): Likewise.
1021 * config/i386/i386.c (ix86_init_builtins): Correct return type
1022 building v4hi_ftype_v4hi_int_int tree node.
1023 (ix86_expand_sse_comi): Fix typo swapping operands.
1024 Don't swap comparision condition, it is already swapped.
1025 (ix86_expand_sse_compare): Before swapping operands
1026 move operand 1 into new rtx and not the target rtx.
1027 Don't swap comparison condition, it is already swapped.
1028 Always check whether we need to create a new TARGET.
1030 * config/i386/i386.md: (sse_comi) Fix typos.
1031 (sse_ucomi): Likewise.
1032 (cvtss2si): Fix operand 0 contraint.
1033 (cvttss2si): Likewise.
1034 (sse_unpckhps): Fix mode for operand 2.
1035 (sse_unpcklps): Likewise.
1037 2001-09-25 Graham Stott <grahams@redhat.com>
1039 * sibcall.c (skip_copy_to_return_value): Tighten return value
1042 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1044 * rs6000.c (lwa_operand): Address must be word aligned.
1046 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1048 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1049 number has been set.
1050 (type_hash_mark): Mark type itself.
1052 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1054 * c-lex.c (cb_def_pragma): Update.
1055 (c_lex): Update, and skip padding.
1056 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1057 * cpphash.h (struct toklist): Delete.
1058 (union utoken): New.
1059 (struct cpp_context): Update.
1060 (struct cpp_reader): New members eof, avoid_paste.
1061 (_cpp_temp_token): New.
1062 * cppinit.c (cpp_create_reader): Update.
1063 * cpplex.c (_cpp_temp_token): New.
1064 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1065 (cpp_output_token): Don't print leading whitespace.
1066 (cpp_output_line): Update.
1067 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1068 do_include_common, do_line, do_ident, do_pragma,
1069 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1070 parse_assertion): Update.
1071 (get_token_no_padding): New.
1072 * cpplib.h (CPP_PADDING): New.
1073 (AVOID_LPASTE): Delete.
1074 (struct cpp_token): New union member source.
1075 (cpp_get_token): Update.
1076 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1077 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1078 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1079 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1080 _cpp_backup_tokens, _cpp_create_definition): Update.
1081 (push_arg_context): Delete.
1082 (padding_token, push_token_context, push_ptoken_context): New.
1083 (make_string_token, make_number_token): Update, rename.
1084 (cpp_get_token): Update to handle tokens as pointers to const,
1085 and insert padding appropriately.
1086 * cppmain.c (struct printer): New member prev.
1087 (check_multiline_token): Constify.
1088 (do_preprocessing, cb_line_change): Update.
1089 (scan_translation_unit): Update to handle spacing.
1090 * scan-decls.c (get_a_token): New.
1091 (skip_to_closing_brace, scan_decls): Update.
1092 * fix-header.c (read_scan_file): Update.
1094 * doc/cpp.texi: Update.
1096 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1098 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1099 leak by passing malloc'ed pointer to reconcat, not concat.
1101 2001-09-24 DJ Delorie <dj@redhat.com>
1103 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1105 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1107 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1108 reference is from the literal pool.
1110 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1112 * doc/install.texi (Final install): Request additional information
1113 in mail about successful builds.
1115 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1117 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1118 initial value of return pointer register instead of value in frame-20.
1121 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1123 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1124 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1125 the libcall if there isn't a referenced identifier for the symbol.
1127 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1129 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1130 non 64-bit machines. Use these as a plabel for the trampoline.
1131 (TRAMPOLINE_SIZE): Adjust size for new words.
1132 (INITIALIZE_TRAMPOLINE): Initialize new words.
1133 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1134 pointer to the plabel in the trampoline.
1136 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1138 * pa.c (function_arg): Pass floating arguments in both general and
1139 floating registers in indirect (dynamic) calls when generating code
1140 for the 32 bit ABI and the HP assembler.
1142 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1144 * doc/install.texi: Markup fixes.
1145 Use Solaris 2, SunOS 4 as appropriate.
1146 (Specific, *-*-solaris2*): Explain this.
1147 Unconditionally warn against /usr/ucb tools.
1148 Remove Sun as warning, obsolete.
1149 Move X11 header bug workaround here, update patches.
1150 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1151 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1153 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1155 * errors.h (warning, error, fatal, internal_error): Don't mark
1156 with ATTRIBUTE_PRINTF_n.
1157 * toplev.h (internal_error, fatal_io_error, warning, error,
1158 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1159 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1162 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1164 * function.c (pop_function_context_from): var_refs_queue
1165 and temp slots now in GC memory.
1166 (mark_function_status, free_after_compilation): Likewise;
1167 also struct function now in GC memory.
1168 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1169 (combine_temp_slots): Likewise.
1170 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1171 (prepare_function_start): Use GC memory for struct function.
1172 (mark_temp_slot): Deleted.
1173 (gcc_mark_struct_function): struct function now in GC memory.
1175 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1176 code for division, not modulus.
1178 * rtl.def (MEM): Remove obsolete part of comment.
1180 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1182 * c-format.c (init_function_format_info): Check __builtin_printf
1183 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1186 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1188 * c-common.c (format_attribute_table): Remove decl.
1189 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1190 (lang_attribute_common): Likewise.
1192 * function.c (fix_lexical_address): Use set_mem_alias_set.
1193 (expand_function_start): Likewise.
1194 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1196 * varasm.c (output_constant): Fix unused variable warning.
1198 * attribs.c: New file, from c-common.c.
1199 (attribute_tables): Now four elements.
1200 (format_attribute_table, lang_attribute_common): New variables.
1201 (init_attributes): Reflect above changes.
1202 (handle_mode_attribute): Delete check for wider than uintmax.
1203 * c-common.c: Delete parts moved to attribs.c.
1204 (enum attrs): Deleted; unused.
1205 (c_format_attribute_table): New variable.
1206 (c_common_lang_init): Initialize format_attribute_table with it.
1207 * c-common.h (decl_attributes): Remove decl.
1208 * tree.h (decl_attribute): Move it to here.
1209 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1210 (attribs.o): New rule.
1212 2001-09-22 Andreas Jaeger <aj@suse.de>
1214 * builtins.c (c_getstr): Remove unused variable.
1216 2001-09-21 Richard Henderson <rth@redhat.com>
1218 * reload1.c (reload): Use delete_insn instead of splatting
1221 2001-09-21 Richard Henderson <rth@redhat.com>
1223 * reload.c (push_secondary_reload): Don't check for "=" in output
1224 constraint after ""->ALL_REGS check.
1226 2001-09-21 Richard Henderson <rth@redhat.com>
1228 * predict.c (expected_value_to_br_prob): Use pc_set.
1230 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1231 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1233 2001-09-21 Richard Henderson <rth@redhat.com>
1235 * rtl.h (LCT_RETURNS_TWICE): New.
1236 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1238 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1239 to ECF_RETURNS_TWICE.
1240 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1243 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1245 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1246 (JMP_BUF_SIZE): New.
1248 2001-09-21 Richard Henderson <rth@redhat.com>
1250 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1253 2001-09-21 Richard Henderson <rth@redhat.com>
1255 * tree.def (FDESC_EXPR): New.
1256 * expr.c (expand_expr): Handle it.
1257 * varasm.c (initializer_constant_valid_p): Likewise.
1258 (output_constant): Likewise.
1259 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1260 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1261 (ASM_OUTPUT_FDESC): New.
1262 * doc/tm.texi: Document the new macros.
1264 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1266 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1267 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1268 once merging is complete.
1270 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1272 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1274 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1276 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1277 that would be invalid after a merge.
1279 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1281 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1282 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1284 (flow_delete_insn): This one.
1285 (delete_insn_chain): Rename from ...; do not care labels.
1286 (flow_delete_insn_chain): ... this one.
1287 (flow_delete_block): Remove the insns one BB has been expunged.
1288 (merge_blocks_nomove): Likewise.
1289 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1290 updating BB boundaries.
1291 (tidy_fallthru_edge): Likewise.
1292 (commit_one_edge_insertion): Likewise.
1293 * cfgbuild.c (find_basic_block): Likewise.
1294 (find_basic_blocks_1): Likewise.
1295 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1296 (try_crossjump_to_edge): Likewise.
1297 (try_optimize_cfg): Likewise.
1298 * cse.c (delete_trivially_dead_insns): Likewise.
1299 * df.c (df_insn_delete): Likewise.
1300 * doloop.c (doloop_modify): Use delete_related_insns.
1301 * emit-rtl.c (try_split): Likewise.
1302 (remove_insn): Update BB boundaries.
1303 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1304 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1305 updating BB boundaries.
1306 (propagate_block_delete_insn): Likewise.
1307 (propagate_block_delete_libcall): Likewise.
1308 * function.c (delete_handlers): Use delete_related_insns.
1309 (thread_prologue_and_epilogue_insns): Likewise.
1310 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1311 * genpeep.c (gen_peephole): Use delete_related_insns.
1312 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1314 (find_cond_trap): Likewise.
1315 * integrate.c (save_for_inline): Use delete_related_insns.
1316 (copy_insn_list): Likewise.
1317 * jump.c (pruge_linie_number_notes): Likewise.
1318 (duplicate_loop_exit_test): Likewise.
1319 (delete_computation): Likewise.
1320 (delete_related_insn): Rename from ...; use delete_insn
1321 (delete_insn): ... this one.
1322 (redirect_jump): Use delete_related_insns.
1323 * loop.c (scan_loop): Likewise.
1324 (move_movables): Likewise.
1325 (find_and_verify_loops): Likewise.
1326 (check_dbra_loop): Likewise.
1327 * recog.c (peephole2_optimize): Likewise.
1328 * reg-stack.c (delete_insn_for_stacker): Remove.
1329 (move_for_stack_reg): Use delete_insn.
1330 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1331 * reload1.c (delete_address_reloads): Use delete_related_insns.
1332 (fixup_abnormal_edges): Use delete_insn.
1333 * recog.c (emit_delay_sequence): Use delete_related_insns.
1334 (delete_from-delay_slot): Likewise.
1335 (delete_scheduled_jump): likewise.
1336 (optimize_skip): Likewise.
1337 (try_merge_delay_insns): Likewise.
1338 (full_simple_delay_slots): Likewise.
1339 (fill_slots_from_thread): Likewise.
1340 (relax_delay_slots): Likewise.
1341 (make_return_insns): Likewise.
1342 (dbr_schedule): Likewise.
1343 * rtl.h (delete_insn): Rename to delete_related_insns.
1344 (delete_insn, delete_insn_chain): New prototypes.
1345 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1346 by df_insn_delete already.
1347 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1348 * ssa.c (convert_from_ssa): Use delete_related_insns.
1349 * unroll.c (unroll_loop): Likewise.
1350 (calculate_giv_inc): Likewise.
1351 (copy_loop_body): Likewise.
1353 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1354 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1355 ix86_return_in_memory, ix86_function_value): Declare.
1356 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1357 new static valurables.
1358 (x86_64_reg_class): New enum
1359 (x86_64_reg_class_name): New array.
1360 (classify_argument, examine_argument, construct_container,
1361 merge_classes): New static functions.
1362 (optimization_options): Enable flag_omit_frame_pointer and disable
1363 flag_pcc_struct_return on 64bit.
1364 (ix86_libcall_value, ix86_function_value,
1365 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1366 ix86_return_in_memory, ix86_function_value): New global functions.
1367 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1368 (function_arg_advance): Handle x86_64 passing conventions.
1369 (function_arg): Likewise.
1370 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1371 (RETURN_IN_MEMORY): Move offline.
1372 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1373 (FUNCTION_VALUE_REGNO_P): New macro.
1374 (FUNCTION_ARG_REGNO_P): Move offline.
1375 (struct ix86_args): Add maybe_vaarg.
1376 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1377 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1379 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1381 * s390.md: Changed attributes for scheduling.
1382 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1385 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1387 Table-driven attributes.
1388 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1389 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1390 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1391 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1392 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1393 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1394 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1395 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1396 * tree.h (struct tree_decl): Change machine_attributes to
1398 * doc/c-tree.texi: Document that all attributes are now attached
1400 * c-common.c (add_attribute, attrtab, attrtab_idx,
1401 default_valid_lang_attribute, valid_lang_attribute): Remove.
1402 (attribute_tables, attributes_initialized,
1403 c_common_attribute_table, default_lang_attribute_table): New
1405 (handle_packed_attribute, handle_nocommon_attribute,
1406 handle_common_attribute, handle_noreturn_attribute,
1407 handle_unused_attribute, handle_const_attribute,
1408 handle_transparent_union_attribute, handle_constructor_attribute,
1409 handle_destructor_attribute, handle_mode_attribute,
1410 handle_section_attribute, handle_aligned_attribute,
1411 handle_weak_attribute, handle_alias_attribute,
1412 handle_no_instrument_function_attribute,
1413 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1414 handle_no_limit_stack_attribute, handle_pure_attribute): New
1416 (init_attributes, decl_attributes): Rewrite to implement
1417 table-driven attributes.
1418 * c-common.h (enum attribute_flags): Move to tree.h.
1419 * c-format.c (decl_handle_format_attribute,
1420 decl_handle_format_arg_attribute): Rename to
1421 handle_format_attribute and handle_format_arg_attribute. Update
1422 for table-driven attributes.
1423 * c-common.h (decl_handle_format_attribute,
1424 decl_handle_format_arg_attribute): Remove prototypes.
1425 (handle_format_attribute, handle_format_arg_attribute): Add
1427 * c-decl.c (grokdeclarator): Handle attributes nested inside
1429 * c-parse.in (setattrs, maybe_setattrs): Remove.
1430 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1431 Update to handle nested attributes properly.
1432 (maybe_resetattrs, after_type_declarator,
1433 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1434 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1436 (make_pointer_declarator): Update to handle nested attributes
1438 * doc/extend.texi: Update documentation of limits of attributes
1439 syntax. Warn about problems with attribute semantics in C++.
1440 * target.h (struct target): Remove valid_decl_attribute and
1441 valid_type_attribute. Add attribute_table and
1442 function_attribute_inlinable_p.
1443 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1444 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1445 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1447 (TARGET_INITIALIZER): Update.
1448 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1450 (function_attribute_inlinable_p): New function. Check for the
1451 presence of any machine attributes before using
1452 targetm.function_attribute_inlinable_p.
1453 (function_cannot_inline_p): Update.
1454 * Makefile.in (integrate.o): Update dependencies.
1455 * doc/tm.texi: Update documentation of target attributes and
1456 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1457 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1459 (default_target_attribute_table,
1460 default_function_attribute_inlinable_p): New.
1461 (lookup_attribute): Update comment to clarify handling of multiple
1462 attributes with the same name.
1463 (merge_attributes, attribute_list_contained): Allow multiple
1464 attributes with the same name but different arguments to appear in
1465 the same attribute list.
1466 * tree.h (default_valid_attribute_p): Remove prototype.
1467 (struct attribute_spec): New.
1468 (default_target_attribute_table): Declare.
1469 (enum attribute_flags): Move from c-common.h. Add
1470 ATTR_FLAG_TYPE_IN_PLACE.
1471 (default_function_attribute_inlinable_p): Declare.
1472 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1473 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1474 (TARGET_ATTRIBUTE_TABLE): Define.
1475 (vms_attribute_table): New.
1476 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1477 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1478 (TARGET_ATTRIBUTE_TABLE): Define.
1479 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1480 * config/arm/arm.c (arm_valid_type_attribute_p,
1481 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1483 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1485 (TARGET_ATTRIBUTE_TABLE): Define.
1486 (arm_attribute_table, arm_handle_fndecl_attribute,
1487 arm_handle_isr_attribute): New.
1488 * config/avr/avr.c (avr_valid_type_attribute,
1489 avr_valid_decl_attribute): Remove.
1490 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1492 (TARGET_ATTRIBUTE_TABLE): Define.
1493 (avr_attribute_table, avr_handle_progmem_attribute,
1494 avr_handle_fndecl_attribute): New.
1495 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1496 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1497 (TARGET_ATTRIBUTE_TABLE): Define.
1498 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1499 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1500 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1501 (TARGET_ATTRIBUTE_TABLE): Define.
1502 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1503 h8300_handle_eightbit_data_attribute,
1504 h8300_handle_tiny_data_attribute): New.
1505 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1506 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1508 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1510 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1511 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1513 (TARGET_ATTRIBUTE_TABLE): Define.
1514 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1515 ix86_handle_regparm_attribute): New.
1516 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1517 i386_pe_valid_type_attribute_p): Remove.
1518 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1519 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1520 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1521 (TARGET_ATTRIBUTE_TABLE): Define.
1522 (ia64_attribute_table): New.
1523 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1524 interrupt_ident2, model_ident1, model_ident2): Remove.
1525 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1526 (TARGET_ATTRIBUTE_TABLE): Define.
1527 (init_idents): Update.
1528 (m32r_attribute_table, m32r_handle_model_attribute): New.
1529 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1531 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1532 (TARGET_ATTRIBUTE_TABLE): Define.
1533 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1534 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1535 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1536 (TARGET_ATTRIBUTE_TABLE): Define.
1537 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1538 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1539 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1540 (TARGET_ATTRIBUTE_TABLE): Define.
1541 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1542 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1543 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1544 (TARGET_ATTRIBUTE_TABLE): Define.
1545 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1546 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1547 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1548 (TARGET_ATTRIBUTE_TABLE): Define.
1549 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1550 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1552 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1554 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1555 (TARGET_ATTRIBUTE_TABLE): Define.
1556 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1558 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1559 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1560 (TARGET_ATTRIBUTE_TABLE): Define.
1561 (v850_attribute_table, v850_handle_interrupt_attribute,
1562 v850_handle_data_area_attribute): New.
1563 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1564 Return void. Call decl_attributes instead of
1565 valid_machine_attribute.
1567 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1569 * sh-protos.h (sh_pr_n_sets): Declare.
1570 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1571 look at the copy to determine if PR needs to be saved.
1572 sh_pr_n_sets: New function.
1573 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1574 (ALLOCATE_INITIAL_VALUE): Define.
1576 * sh.c (initial_elimination_offset):
1577 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1579 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1581 * integrate.c (allocate_initial_values): New function.
1582 * integrate.h (allocate_initial_values): Declare.
1583 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1585 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1587 * toplev.c (rest_of_compilation): To here.
1588 Call allocate_initial_values.
1589 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1591 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1593 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1595 2001-09-20 DJ Delorie <dj@redhat.com>
1597 * c-typeck.c (really_start_incremental_init): Discriminate
1598 between zero-length arrays and flexible arrays.
1599 (push_init_level): Detect zero-length arrays and handle them
1600 like fixed-sized arrays.
1601 * expr.c (store_constructor): Handle zero-length arrays and
1602 flexible arrays correctly.
1603 * doc/extend.texi: Update zero-length array notes.
1605 2001-09-20 Jim Wilson <wilson@redhat.com>
1607 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1608 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1609 for issue port conflicts.
1610 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1612 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1614 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1617 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1619 * fold-const.c (hashtab.h): Include.
1620 (int_const_binop): Remove FORSIZE arg and compute from type; all
1622 Call size_int_type_wide for all single-word constants.
1623 (size_htab_hash, size_htab_eq): New functions.
1624 (size_int_type_wide): Rework to use hash table.
1625 * ggc-common.c (hashtab.h): Include.
1626 (struct d_htab_root): New struct.
1627 (d_htab_roots): New variable.
1628 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1629 (ggc_mark_roots): Handle deletable htabs.
1630 * ggc-page.c (ggc_marked_p): New function.
1631 * ggc-simple.c (ggc_marked_p): Likewise.
1632 * ggc.h: Reformatting throughout.
1633 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1634 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1635 (type_hash_add): Allocate struct type_hash from GC memory.
1636 (mark_hash_entry, mark_type_hash): Deleted.
1637 (type_hash_marked_p, type_hash_mark): New functions.
1638 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1640 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1642 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1645 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1647 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1648 array-too-large test for signed sizetype.
1650 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1652 * i386.md (indirect_jump): Allow Pmode operand.
1653 (tablejump): LIkewise; perform expansion to 64bit mode.
1654 * i386.c (symbolic_operand): Allow 64bit PIC references.
1655 (pic_symbolic_operand): Likewise.
1656 (ix86_find_base_term): Strip the 64bit PIC references.
1657 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1658 (legitimize_pic_address): Likewise.
1659 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1660 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1662 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1664 * stringpool.c (get_identifier_with_length): New function.
1665 * tree.h (get_identifier_with_length): New prototype.
1667 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1668 David Edelsohn <edelsohn@gnu.org>
1671 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1672 already sign-extended.
1674 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1675 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1677 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1678 (output_profile_hook): Declare label_name const.
1679 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1680 to match constraints.
1682 2001-09-19 Stan Shebs <shebs@apple.com>
1684 * alias.c: Fix typos in comments.
1685 * sched-rgn.c (init_ready_list): Ditto.
1686 * unwind-dw2.c (uw_frame_state_for): Ditto.
1687 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1688 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1689 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1691 2001-09-19 Richard Henderson <rth@redhat.com>
1693 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1695 * Makefile.in (cfg.o): Depend on TM_P_H.
1697 2001-09-19 Richard Henderson <rth@redhat.com>
1699 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1700 (local_symbolic_operand): ... here.
1701 (small_symbolic_operand): Check mode.
1702 (global_symbolic_operand): New.
1703 (input_operand): Reject symbolics if explicit relocs.
1704 (call_operand): Tidy.
1705 (alpha_legitimize_address): Use movdi_er_high_g.
1706 (alpha_expand_mov): Likewise.
1707 * config/alpha/alpha-protos.h: Update.
1708 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1709 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1710 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1711 (UNSPECV_LDGP2): Remove.
1712 (all call patterns): Use 's' not 'i' for symbolic constraint.
1713 (call_osf call_value_osf): Use call_operand.
1714 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1715 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1716 (prologue_ldgp_1_er): Remove.
1717 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1718 (builtin_setjmp_receiver_er patterns): Use them.
1719 (exception_receiver_er): Likewise.
1721 2001-09-19 Richard Henderson <rth@redhat.com>
1723 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1725 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1726 and NON_LOCAL_GOTO notes.
1727 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1728 copy over CALL_INSN_FUNCTION_USAGE.
1730 2001-09-18 Catherine Moore <clm@redhat.com>
1732 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1735 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1737 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1738 new-style tm_file specification. Specify correct tm_p_file,
1739 md_file, and out_file for s390x.
1741 * config/s390/linux.h, linux64.h: Don't include other target
1742 macro header files. Now handled via tm_file.
1744 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1745 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1746 are defined before use.
1748 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1750 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1751 code generation only for Gnu assembler.
1753 2001-09-18 Catherine Moore <clm@redhat.com>
1755 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1757 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1759 * config/mips/mips.c (mips_frame_set): New.
1760 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1761 a parallel frame-related expression with a set for each register.
1763 2001-09-18 Philip Blundell <philb@gnu.org>
1765 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1768 2001-09-17 Dale Johannesen <dalej@apple.com>
1770 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1771 * config/rs6000/aix.h (FIXED_R2): Define.
1772 * config/rs6000/darwin.h (FIXED_R2): Define.
1773 * config/rs6000/sysv4.h (FIXED_R2): Define.
1775 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1777 * except.c (dw2_build_landing_pads): New local
1778 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1779 barrier after clobbers. Fixes c++/4012.
1781 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1783 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1785 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1787 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1788 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1790 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1792 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1795 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1797 * cpphash.h (_cpp_lex_direct): New.
1798 * cpplex.c (_cpp_lex_token): Update.
1799 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1800 and increment that pointer.
1801 * cppmacro.c (alloc_expansion_token): New.
1802 (lex_expansion_token): Lex macro expansion directly into
1805 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1807 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1809 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1811 * basic-block.h (free_bb_for_insn): Declare.
1812 * bb-reorder.c (label_for_bb): Use block_label.
1813 (emit_jump_to_block_after): Remove.
1814 (insert_intra_1): Do not update block_for_insn.
1815 (insert_inter_bb_scope_notes): Likewise; update bb->end
1816 * cfg.c (free_bb_for_insn): New.
1817 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1818 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1819 (commit_one_edge_insertion): Likewise.
1820 (commit_one_edge_insertion): Do not update BB boundary.
1821 (commit_edge_insertions): Do not call compute_bb_for_insn.
1822 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1823 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1824 (merge_blocks_move_successor_nojumps): Likewise.
1825 (try_crossjump_to_edge): Do not update block_for_insn.
1826 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1827 * df.c (df_pattern_emit_later): Do not update BB boundary.
1828 (df_jump_pattern_emit_after): Likewise.
1829 (df_insn_move_before): Use emit_insn_before.
1830 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1832 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1833 boundaries and basic_block_for_insn.
1834 (reorder_insns_nobb): Rename from reorder_insns.
1835 (reorder_insns): New.
1836 (emit_block_insn_before, emit_block_insn_after): Kill.
1837 * flow.c (check_function_return_warnings): Do not call
1838 compute_bb_for_insn; Do not free basic_block_for_insn.
1839 (attempt_auto_inc): Do not update basic_block_for_insn.
1840 * function.c (emit_return_into_block): Likewise;
1841 do not update BB boundaries.
1842 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1843 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1844 (pre_insert_copy_insn): Likewise.
1845 (update_ld_motion_notes): Likewise.
1846 (insert_insn_start_bb): Likewise.
1847 (replace_store_insn): Likewise.
1848 * ifcvt.c (noce_process_if_block): Likewise.
1849 (if_convert): Do not call compute_bb_for_insn.
1850 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1851 Use emit_insn_before and emit_insn_after.
1852 * recog.c (split_all_insns): Do not update BB boundaries;
1853 Do not call compute_bb_for_insn.
1854 (peephole2_optimize): Do not update BB boundaries.
1855 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1857 (emit_swap_insn): Likewise.
1858 (convert_regs_1): Likewise.
1859 * reload1.c (reload): Call compute_bb_for_insn.
1860 * rtl.h (reorder_insns_nobb): Declare.
1861 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1862 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1863 at places CFG is invalidated; do not call compute_bb_for_insn.
1865 * cfg.c (expunge_block): Invalidate BB structure.
1867 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1870 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1872 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1874 * cpphash.h (_cpp_lex_token): Update prototype.
1875 * cpplex.c (_cpp_lex_token): New prototype.
1876 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1877 lex_macro_node, read_flag, do_pragma_poison): Update.
1878 * cppmacro.c (cpp_get_token, parse_params,
1879 lex_expansion_token): Update.
1881 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1883 * cppmain.c (scan_translation_unit): Don't worry about
1884 putting a space after hashes.
1885 * cpplib.c (directive_diagnostics): New.
1886 (_cpp_handle_directive): Update to use directive_diagnostics.
1887 (run_directive): Don't toggle prevent_expansion.
1888 (do_line): Backup in case of the line extension.
1889 * cpplib.h (cpp_lexer_pos): Remove.
1890 * cppmacro.c (_cpp_create_definition): Precede a leading #
1893 2001-09-15 Richard Henderson <rth@redhat.com>
1895 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1897 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1899 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1901 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1903 PR preprocessor/3571
1904 * tradcpp.c (handle_directive): Skip non-vertical space.
1906 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1908 * cppmain.c (setup_callbacks): Set line callback only
1909 if outputting preprocessed source.
1911 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1913 * collect2.c (main): Const-ification.
1914 * gcc.c (translate_options, process_command): Use xstrdup in
1915 lieu of xmalloc/strcpy.
1916 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1918 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1920 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1923 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1925 * scan-decls.c (scan_decls): Fix typo.
1927 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1929 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1930 Split mlstring_pos into mls_line and mls_col.
1931 * cppinit.c (cpp_create_reader): Initialize line to 1.
1932 (cpp_destroy): Free tokenruns.
1933 (push_include): Don't update lexer_pos.
1934 * cpplex.c (unterminated, parse_string): Update.
1935 (lex_token): Don't update lexer_pos, update.
1936 * cpplib.c (if_stack): Save line instead of line + col.
1937 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1938 push_conditional, _cpp_pop_buffer): Update.
1939 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1940 (_cpp_create_definition): Update.
1942 2001-09-15 Eric Christopher <echristo@redhat.com>
1944 * config/mips/abi64.h: Add support for MEABI.
1946 2001-09-15 Eric Christopher <echristo@redhat.com>
1948 * config/mips/mips.md: Add unspec #2.
1950 (reload_outdi): Ditto.
1951 (reload_outsi): Ditto.
1954 2001-09-15 Eric Christopher <echristo@redhat.com>
1955 Jason Eckhardt <jle@redhat.com>
1957 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1958 * config/mips/isa32-linux.h: New file.
1959 * config/mips/isa3264.h: Ditto.
1960 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1961 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1962 (output_block_mode): Support MEABI.
1963 (function_arg): Ditto. Fix floating point arg passing.
1964 (mips_va_start): Ditto.
1965 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1967 (mips_asm_file_start): Add new section to pass abi to gdb.
1968 (function_arg_pass_by_reference): Support MEABI.
1969 (mips_parse_cpu): Support mips32 and mips64 processors.
1970 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1971 TARGET_MIPS5KC. Support isa32 and isa64.
1972 (processor_type): Add r4kc, r5kc, r20kc.
1973 (GENERATE_MULT3_SI): New.
1974 (GENERATE_MULT3_DI): Ditto.
1975 (GENERATE_MULT3): Remove.
1976 (ISA_HAS_64BIT_REGS): Add isa == 64.
1977 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1978 (ISA_HAS_MADD_MSUB): New.
1979 (ISA_HAS_CLZ_CLO): Ditto.
1980 (ISA_HAS_DCLZ_DCLO): Ditto.
1981 (ABI_GAS_ASM_SPEC): New.
1982 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1985 (SUBTARGET_CC1_SPEC): Ditto.
1986 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1987 (PAD_VARARGS_DOWN): Support MEABI.
1988 (HARD_REGNO_NREGS): Move to mips.c.
1989 (ASM_OUTPUT_IDENT): Add #undef.
1990 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1991 (mulsi3): Use GENERATE_MULT3_SI.
1992 (mulsi3_mult3): Ditto. Support mips32, mips64.
1993 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1994 (mul_sub_si): New pattern.
1995 (unnamed splitters): New.
1996 (muldi3): Use GENERATE_MULT3_DI.
1997 (muldi3_internal2): Ditto.
1998 (movdicc): Support mips32.
1999 * config/mips/t-isa3264: New file.
2001 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2003 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2004 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2005 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2007 * reorg.c (fill_slots_from_thread): After call to
2008 steal_delay_list_from_target, update own_thread as new_thread may
2011 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2013 * cpperror.c (print_location): Take line and column, for
2014 default positioning use the previously lexed token.
2015 (_cpp_begin_message): Take line and column.
2016 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2017 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2018 * cpphash.h (_cpp_begin_message): Update prototype.
2019 * cppinit.c (push_include): Don't set output line.
2020 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2021 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2022 (do_pragma): Kludge for front ends. Don't expand macros at all.
2023 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2024 (struct cpp_token): Remove output_line.
2025 (struct cpp_callbacks): New member line_change.
2026 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2027 cpp_get_token): Preserve BOL flag.
2028 (cpp_get_line): Remove.
2029 (_cpp_backup_tokens): Remove useless abort().
2030 * cppmain.c (cb_line_change): New.
2031 (scan_translation_unit): Don't worry about starting new lines here.
2032 * scan-decls.c (scan_decls): Update.
2033 * c-lex.c (c_lex, init_c_lex): Update.
2034 (cb_line_change, src_lineno): New.
2036 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2038 * tree.c (append_random_chars): Generate the random
2039 characters in a reproducable fashion.
2041 2001-09-14 Richard Henderson <rth@redhat.com>
2043 * config/i386/i386.c (internal_label_prefix): New.
2044 (internal_label_prefix_len): New.
2045 (override_options): Set them.
2046 (local_symbolic_operand): New.
2047 (legitimate_pic_address_disp_p): Use it.
2048 (legitimize_pic_address): Likewise.
2050 2001-09-14 Marc Espie <espie@openbsd.org>
2052 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2055 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2057 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2058 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2060 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2062 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2063 invocation of SUBREG_REGNO_OFFSET.
2065 * haifa-sched.c: Fix typo in FSF copyright statement.
2066 * sched-deps.c: Fix typo in FSF copyright statement.
2067 * sched-ebb.c: Fix typo in FSF copyright statement.
2068 * sched-rgn.c: Fix typo in FSF copyright statement.
2069 * sched-vis.c: Fix typo in FSF copyright statement.
2071 * config.gcc: Move inclusion of arm elf specific header files
2072 from the files themselves into the tm_file variable. Make
2073 sure that elfos.h is included before target specific elf
2075 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2077 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2078 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2079 ASM_OUTPUT_CASE_LABEL): Protect definition.
2080 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2081 not already defined.
2082 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2083 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2084 Remove duplicate definition.
2085 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2086 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2087 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2088 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2089 Remove inclusion of arm/elf.h.
2090 * config/arm/unknown-elf.h: as for conix-elf.h.
2091 (STARTFILE_SPEC): Include crti.o and crtn.o.
2092 * config/arm/linux-elf.h: as for conix-elf.h.
2093 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2094 * config/arm/strongarm-elf.h: Remove inclusion of
2096 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2097 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2098 unknown-elf.h and elf.h.
2099 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2100 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2101 ASM_WEAKEN_LABEL): Remove redundant definition.
2102 * config/arm/elf.h: Test for inclusion of elfos.h
2103 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2104 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2105 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2106 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2107 redundant definition.
2108 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2109 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2110 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2111 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2112 Add rules to build crti.o and crtn.o
2113 * crti.asm: New file.
2114 * crtn.asm: New file.
2116 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2118 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2119 * cpphash.h (struct tokenrun): Add prev.
2120 (struct lexer_state): Remove bol.
2121 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2122 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2124 * cppinit.c (cpp_create_reader): Don't set bol.
2125 (cpp_destroy): Don't free lookaheads.
2126 * cpplex.c (lex_directive): Remove.
2127 (next_tokenrun): Update.
2128 (_cpp_lex_token): Clean up logic.
2129 (lex_token): Update to return a pointer to lexed token, since it
2130 can move to the start of the buffer. Simpify newline handling.
2131 * cpplib.c (SEEN_EOL): Update.
2132 (skip_rest_of_line): Remove lookahead stuff.
2133 (end_directive): Line numbers are already incremented. Revert
2134 to start of lexed token buffer if we can.
2135 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2136 parse_answer): Use _cpp_backup_tokens.
2137 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2138 instead. Don't check for EOL.
2139 (do_include_common, do_line, do_pragma_system_header): Use
2141 * cpplib.h (BOL, _cpp_backup_tokens): New.
2142 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2143 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2144 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2145 (builtin_macro): Don't use cpp_get_line.
2146 (cpp_get_line): Short term kludge.
2147 (parse_arg): Handle directives in arguments here. Back up when
2148 appropriate. Store EOF at end of argument list.
2149 (funlike_invocation_p): Use _cpp_backup_tokens.
2150 (push_arg_context): Account for EOF at end of list.
2151 (cpp_get_token): Remove lookahead stuff. Update.
2153 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2155 * c-parse.in (yyerror): Const-ification and/or static-ization.
2156 * c-typeck.c (push_member_name): Likewise.
2157 * collect2.c (main): Likewise.
2158 * dbxout.c (dbxout_parms): Likewise.
2159 * diagnostic.c (format_with_decl): Likewise.
2160 * dwarf2out.c (output_ranges): Likewise.
2161 * dwarfout.c (fundamental_type_code): Likewise.
2162 * except.c (dw2_output_call_site_table): Likewise.
2163 * gcc.c (do_spec_1): Likewise.
2164 * genopinit.c (optabs): Likewise.
2165 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2166 gen_declaration_1, handle_impent): Likewise.
2167 * protoize.c (default_include, in_system_include_dir, abspath):
2169 * sched-vis.c (visualize_stall_cycles): Likewise.
2170 * sdbout.c (plain_type_1, sdbout_end_function,
2171 sdbout_end_epilogue): Likewise.
2172 * varasm.c (decode_reg_name): Likewise.
2174 * 1750a.c (mod_regno_adjust): Likewise.
2175 * alpha.c (alpha_write_one_linkage,
2176 unicosmk_output_default_externs): Likewise.
2177 * arm.c (arm_condition_codes): Likewise.
2178 * arm.h (arm_condition_codes): Likewise.
2179 * avr.c (output_movsisf, encode_section_info): Likewise.
2180 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2182 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2183 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2184 * m88k.c (output_function_profiler): Likewise.
2185 * mips.c (mips_output_conditional_branch): Likewise.
2186 * ns32k.c (ns32k_out_reg_names): Likewise.
2187 * ns32k.h (ns32k_out_reg_names): Likewise.
2188 * pj.c (pj_output_rval): Likewise.
2189 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2190 * sparc.c (sparc_flat_function_prologue,
2191 sparc_flat_function_epilogue): Likewise.
2193 2001-09-13 Markus Werle <numerical.simulation@web.de>
2194 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2196 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2197 Aachen University of Technology".
2199 2001-09-13 Andreas Schwab <schwab@suse.de>
2201 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2204 2001-09-13 Richard Henderson <rth@redhat.com>
2206 * config/alpha/alpha.c (small_symbolic_operand): New.
2207 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2208 (some_operand, input_operand): Don't handle HIGH.
2209 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2210 (alpha_expand_mov): Likewise.
2211 (print_operand) [H]: Just print HIGH symbol.
2212 (print_operand_address): Handle small data.
2213 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2214 (TARGET_SWITCHES): Add -msmall-data/large-data.
2215 (PIC_OFFSET_TABLE_REGNUM): New.
2216 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2217 (PREDICATE_COES): Update.
2218 * config/alpha/alpha.md (adddi_er_high): New.
2219 (adddi_er_low): Handle small data.
2220 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2221 prefer .sdata to .rodata.
2222 (SELECT_RTX_SECTION): Likewise.
2224 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2226 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2227 defining __size_t and leaving size_t undefined.
2229 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2231 * basic-block.h (expunge_block): Declare.
2232 * cfg.c (expunge_block): Remove static declaration.
2234 2001-09-12 Richard Henderson <rth@redhat.com>
2236 * integrate.c (copy_insn_list): Copy label name from
2237 NOTE_INSN_DELETED_LABEL.
2239 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2241 * c-common.c (c_tree_code_name): Const-ification.
2242 * c-decl.c (c_decode_option): Likewise.
2243 * c-typeck.c (warn_for_assignment): Likewise.
2244 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2246 * cppinit.c (output_deps): Likewise.
2247 * dependence.c (dependence_string, direction_string): Likewise.
2248 * dwarf2out.c (output_ranges): Likewise.
2249 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2250 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2251 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2252 standard_startfile_prefix, standard_startfile_prefix_1,
2253 standard_startfile_prefix_2, tooldir_base_prefix,
2254 standard_bindir_prefix, find_a_file): Likewise.
2255 * genattrtab.c (make_length_attrs): Likewise.
2256 * gencheck.c (tree_codes): Likewise.
2257 * genemit.c (gen_split): Likewise.
2258 * genrecog.c (special_mode_pred_table): Likewise.
2259 * graph.c (graph_ext): Likewise.
2260 * protoize (default_include): Likewise.
2261 * reload.c (reload_when_needed_name): Likewise.
2262 * sched-vis.c (visualize_stall_cycles): Likewise.
2263 * tlink.c (recompile_files): Likewise.
2264 * toplev.c (decode_g_option): Likewise.
2265 * tradcpp.c (output_deps): Likewise.
2266 * varasm.c (decode_reg_name): Likewise.
2268 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2271 * avr.c (avr_regnames, encode_section_info): Likewise.
2272 * c4x.c (float_reg_names): Likewise.
2273 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2274 * elfos.h (const_section): Likewise.
2275 * i386.c (ix86_comp_type_attributes): Likewise.
2276 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2277 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2278 * ia64.c (type_names): Likewise.
2279 * m68hc11.c (reg_class_names): Likewise.
2280 * m88k.c (m_options): Likewise.
2281 * mips.c (mips_output_conditional_branch, mips_unique_section):
2283 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2284 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2285 ultra_code_names): Likewise.
2286 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2288 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2290 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2291 Use --fatal-warnings option for gas.
2292 * configure: Rebuilt.
2294 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2296 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2298 2001-09-11 Jim Wilson <wilson@redhat.com>
2300 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2302 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2304 * builtins.c (c_strlen): Treat an offset too large for a
2305 HOST_WIDE_INT as out of range.
2307 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2309 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2310 (EDGE_CRITICAL_P): New predicate.
2311 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2313 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2314 (dump_edge_info): Remove "crit".
2315 * cfganal.c (mark_critical_edges): Kill.
2316 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2317 * cfgcleanup.c (cleanup_cfg): Likewise.
2318 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2319 (find_spanning_tree): Likewise.
2320 * reg-stack.c (convert_regs_1): Likewise.
2321 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2323 * basic-block.h (create_basic_block_structure): New.
2324 (create_basic_block): Update prototype.
2325 (force_nonfallthru): New.
2326 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2327 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2328 handle updating of block_for_insn, creating of empty BBs and BBs at
2329 the end of INSN chain.
2330 (create_basic_block): New function.
2331 (split_block): Use create_basic_block.
2332 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2333 (redirect_edge_and_branch_force): ... here.
2334 (force_nonfallthru): New.
2335 (split_edge): Rewrite to use force_nonfallthru and create_block.
2336 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2337 (find_basic_blocks): Free basic_block_for_insn.
2338 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2340 * cfg.c: Fix formating.
2341 * cfgcleanup.c: Fix formating.
2342 (merge_blocks, tail_recursion_label_p): Return bool.
2343 (merge_blocks_move_predecessor_nojumps,
2344 merge_blocks_move_successor_nojumps): Return void.
2346 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2348 * configure.in: Check whether assembler supports section merging.
2349 * config.in: Rebuilt.
2350 * configure: Rebuilt.
2351 * varasm.c (variable_section, output_constant_pool): Pass alignment
2352 to SELECT_SECTION and SELECT_RTX_SECTION.
2353 (mergeable_string_section): New.
2354 (mergeable_constant_section): New.
2355 (default_elf_asm_named_section): Output SECTION_MERGE and
2356 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2357 * output.h (mergeable_string_section): New.
2358 (mergeable_constant_section): New.
2359 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2360 * toplev.c (flag_merge_constants): New.
2361 (f_options): Add -fmerge-constants and -fmerge-all-constants
2363 (toplev_main): Default to -fno-merge-constants if not optimizing.
2364 * flags.h (flag_merge_constants): Add extern.
2365 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2366 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2368 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2369 Define if assembler has working .subsection -1 support.
2370 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2371 Put constant into special SHF_MERGE sections if the linker should
2372 attempt to merge duplicates.
2373 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2375 Put constant into special SHF_MERGE sections if the linker should
2376 attempt to merge duplicates.
2377 * config/alpha/elf.h: Likewise.
2378 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2379 has working .subsection -1 support.
2380 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2382 * config/svr3.h: Likewise.
2383 * config/darwin.h: Likewise.
2384 * config/arm/aof.h: Likewise.
2385 * config/arm/linux-elf.h: Likewise.
2386 * config/avr/avr.h: Likewise.
2387 * config/c4x/c4x.h: Likewise.
2388 * config/d30v/d30v.h: Likewise.
2389 * config/i386/dgux.h: Likewise.
2390 * config/i386/osfrose.h: Likewise.
2391 * config/i386/sco5.h: Likewise.
2392 * config/i386/svr3gas.h: Likewise.
2393 * config/ia64/aix.h: Likewise.
2394 * config/m32r/m32r.h: Likewise.
2395 * config/m68k/m68k.h: Likewise.
2396 * config/m88k/dgux.h: Likewise.
2397 * config/m88k/m88k.h: Likewise.
2398 * config/mcore/mcore-pe.h: Likewise.
2399 * config/mips/mips.h: Likewise.
2400 * config/pa/pa.h: Likewise.
2401 * config/pa/pa-linux.h: Likewise.
2402 * config/romp/romp.h: Likewise.
2403 * config/rs6000/sysv4.h: Likewise.
2404 * config/rs6000/xcoff.h: Likewise.
2405 * config/s390/linux.h: Likewise.
2406 * config/sparc/sparc.h: Likewise.
2407 * config/sparc/sysv4.h: Likewise.
2408 * config/stormy16/stormy16.h: Likewise.
2409 * config/v850/v850.h: Likewise.
2410 * config/vax/vms.h: Likewise.
2411 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2412 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2413 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2414 default_elf_asm_named_section for SHF_MERGE sections.
2416 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2418 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2421 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2423 * c-common.c (split_specs_attrs): Allow for empty attributes with
2424 empty TREE_PURPOSE. Fixes PR c/4294.
2426 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2428 * basic-block.h (cached_make_edge, make_single_succ): New.
2429 (make_edge): Remove first parameter.
2430 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2431 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2432 created edge; use obstack allocation.
2433 (make_edge, make_single_succ_edge): New.
2434 (first_removed_edge): New static variable.
2435 (init_flow): Initialize first_removed_edge and n_edges.
2436 (clear_edges): Use remove_edge.
2437 (flow_delete_block): Likewise.
2438 (remove_edge): Add removed edges to the removed edges list.
2439 (split_block, redirect_edge_and_branch_force, split_edge):
2441 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2442 (add_noreturn_fake_exit_edges): Likewise.
2443 (connect_infinite_loops_to_exit): Liekwise.
2444 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2445 Use cached_make_edge.
2446 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2447 * profile.c (branch_prob): Update make_edge call.
2448 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2450 2001-09-11 Richard Henderson <rth@redhat.com>
2452 * config/alpha/alpha.c: Tidy formatting.
2453 (local_symbolic_operand): Verify mode.
2454 (alpha_sa_mask): Ignore unicos for eh_return.
2455 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2456 * config/alpha/alpha.md (umk divsi patterns): Remove.
2457 (extendsfdf2): Remove unicos check.
2458 (tablejump): Merge vms and unicos code; always use direct set
2461 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2463 * config.gcc (alpha*-*-unicosmk*): New target.
2465 * config/alpha/alpha-protos.h (symbolic_operand,
2466 unicosmk_add_call_info_word, unicosmk_add_extern,
2467 unicosmk_defer_case_vector, unicosmk_unique_section,
2468 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2469 unicosmk_asm_file_start, unicosmk_asm_file_end,
2470 unicosmk_output_common): Declare.
2472 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2473 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2474 alpha_does_function_need_gp, alpha_end_function): Support Cray
2476 (alpha_init_machine_status, alpha_mark_machine_status,
2477 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2478 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2479 unicosmk_asm_named_section, unicosmk_insert_attributes,
2480 unicosmk_section_type_flags, symbolic_operand,
2481 unicosmk_output_module_name, unicosmk_output_default_externs,
2482 unicosmk_output_dex, unicosmk_output_externs,
2483 unicosmk_output_addr_vec, unicosmk_ssib_name,
2484 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2485 unicosmk_asm_file_end, unicosmk_output_common,
2486 unicosmk_section_type_flags, unicosmk_unique_section,
2487 unicosmk_add_call_info_word, unicosmk_text_section,
2488 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2489 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2490 unicosmk_dex_count, unicosmk_special_name): New.
2491 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2492 TARGET_ABI_UNICOSMK.
2493 (get_aligned_mem, alpha_expand_unaligned_load,
2494 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2495 alpha_expand_unaligned_store_words): Support big-endian mode.
2496 (print_operand): Likewise. New format specifier 't'. Use
2497 TARGET_AS_SLASH_BEFORE_SUFFIX.
2498 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2499 (alpha_pv_save_size): Update with above change.
2500 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2501 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2504 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2505 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2506 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2507 (EXTRA_CONSTRAINT): New constraint 'U'.
2508 (PREDICATE_CODES): Add symbolic_operand.
2510 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2511 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2512 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2513 (integer division and modulus patterns): Split in default and
2515 (*divmodsi_internal, *divmoddi_internal): Disable for
2516 TARGET_ABI_UNICOSMK.
2517 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2518 little-endian and big-endian versions.
2519 (ext, ins, msk): Likewise.
2520 (extv, extzv, insv): Support big-endian mode.
2521 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2522 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2523 *tablejump_umk_internal, *call_value_umk): New.
2524 (*movdi_nofix): Add pattern for loading an address into a register on
2525 TARGET_ABI_UNICOSMK.
2526 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2527 (umk_mismatch_args, arg_home_umk): New.
2528 (various insns): Don't use mov, fmov, nop, fnop and unop.
2529 (realign): Support TARGET_ABI_UNICOSMK.
2531 * config/alpha/unicosmk.h: New file.
2532 * config/alpha/t-unicosmk: New file.
2534 * fixinc/inclhack.def (unicosmk_restrict): New.
2535 * fixinc/fixincl.x: Regenerate.
2537 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2538 (wchar_t): Check for and define __WCHAR_T__.
2540 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2542 * combine.c (simplify_shift_const): Treat shifts by the mode
2545 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2547 * cpphash.h (struct tokenrun): New.
2548 (struct cpp_context): New member bol.
2549 (struct cpp_reader): New members.
2550 (_cpp_init_tokenrun): New.
2551 * cppinit.c (cpp_create_reader): Set up the token runs.
2552 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2553 (lex_token): New internalised version of _cpp_lex_token. Don't
2554 handle directives or the multiple include opimisation here any
2555 more. Simply lex a token.
2556 * cpplib.c (run_directive): Clear bol.
2557 (_cpp_pop_buffer): Set bol.
2558 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2561 2001-09-11 Michael Meissner <meissner@redhat.com>
2563 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2564 give an error if the user uses -mfp32.
2565 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2567 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2568 floating point register size.
2569 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2571 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2572 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2574 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2575 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2577 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2579 * dbxout.c (dbxout_parms): Fix typo in comment.
2580 * unroll.c (loop_find_equiv_value): Ditto.
2581 * toplev.c (rest_of_compilation): Ditto.
2582 * loop.c (scan_loop): Ditto.
2583 * dwarf2out.c (struct dw_fde_struct): Ditto.
2585 2001-09-10 Zack Weinberg <zackw@panix.com>
2587 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2588 copying identifier when we're just going to throw it away.
2589 (parse_identifier_slow): New routine to handle abnormal cases.
2590 (_cpp_lex_token): Update call site.
2592 * hashtable.c (ht_lookup): Don't assume that the string we've
2593 been given is NUL-terminated.
2594 * system.h: #define __builtin_expect(a, b) to (a) if not
2597 2001-09-10 Michael Meissner <meissner@redhat.com>
2599 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2602 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2604 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2606 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2608 * builtins.c (c_getstr): Correct thinko in last change and further
2611 2001-09-10 Tim Freeman <tim@fungibole.com>
2613 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2614 into varray's and register them as roots with the garbage
2615 collector so they are not collected too soon.
2617 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2619 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2621 * basic-block.h (flow_obstack, label_value_list,
2622 tail_recursion_label_list): Declare
2623 (tidy_fallthru_edges): Declare.
2624 (expunge_block, last_loop_beg_note): Delete.
2625 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2627 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2628 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2629 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2630 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2631 expunge_block, flow_delete_block, compute_bb_for_insn,
2632 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2633 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2634 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2635 try_redirect_by_replacing_jump, last_loop_beg_note,
2636 redirect_edge_and_branch, redirect_edge_and_branch_force,
2637 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2638 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2639 commit_edge_insertions, dump_flow_info, debug_flow_info,
2640 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2641 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2642 Move here from flow.c
2643 * cfganal.c: New file.
2644 (forwarder_block_p, can_fallthru, mark_critical_edges,
2645 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2646 find_unreachable_blocks, create_edge_list, free_edge_list,
2647 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2648 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2649 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2650 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2651 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2652 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2653 Move here from flow.c
2654 * cfgbuild.c: New file
2655 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2656 make_edges, find_basic_blocks_1, find_basic_blocks,
2657 find_sub_basic_blocks): Move here from flow.c
2658 * cfgcleanup.c: New file.
2659 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2660 merge_blocks_move_predecessor_nojumps,
2661 merge_blocks_move_successor_nojumps, merge_blocks,
2662 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2663 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2664 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2666 * cfgloop.c: New file
2667 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2668 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2669 flow_loop_exit_edges_find, flow_loop_nodes_find,
2670 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2671 flow_loop_tree_node_add, flow_loops_tree_build,
2672 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2673 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2674 Move here from flow.c
2675 * flow.c: Remove everything moved elsewhere
2676 * output.h (cleanup_cfg): Return bool.
2678 * bb-reorder.c (reorder_block_def): Remove 'index'.
2679 (insert_intra_1): Add argument BB, set block for new note.
2680 (make_reorder_chain): Do not depdent on BB indexes.
2681 (make_reorder_chain_1): Do not use BB indexes.
2682 (label_for_bb): Likewise; set BB for new insn.
2683 (emit_jump_to_block_after): Likewise.
2684 (fixup_reoder_chain): Sanity check that all basic blocks
2685 are chained; verify newly created insn chain; remove
2686 undocnitional jump simplifying; Do not use BB indexes;
2687 properly initialize count and frequency information;
2688 dump reordered sequence.
2689 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2690 (insert_inter_bb_scope_notes): Set block for new insn.
2691 (reorder_basic_blocks): Dump flow info before reoredering.
2693 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2695 * alias.c (clear_reg_alias_info): Use K&R format definition.
2696 Avoid unsigned warning.
2697 * builtins.c: Use "unsigned int", not "unsigned".
2698 (target_char_cast): Use host_integerp and tree_low_cst.
2699 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2700 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2701 (c_getstr): Likewise.
2702 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2703 (builtin_memcpy_read_str): Avoid unsigned warning.
2704 (expand_builtin_memcpy): Alignments are unsigned.
2705 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2706 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2707 * predict.c (expensive_function_p): LIMIT now unsigned.
2708 * resource.c (mark_target_live_regs): Make some vars unsigned.
2709 * sdbout.c: Use "unsigned int", not "unsigned".
2710 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2711 (sdbout_source_line): Likewise.
2712 (sdbout_record_type_name): Remove "const" for NAME declaration.
2713 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2715 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2717 * calls.c (store_one_arg): Expand comment.
2719 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2721 * calls.c (store_one_arg): Make sure that the entire argument is
2722 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2724 2001-09-09 Richard Henderson <rth@redhat.com>
2726 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2728 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2730 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2732 2001-09-09 Richard Henderson <rth@redhat.com>
2734 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2735 (alpha_this_literal_sequence_number): New.
2736 (alpha_this_gpdisp_sequence_number): New.
2737 (some_operand, input_operand): Add HIGH.
2738 (local_symbolic_operand): New.
2739 (alpha_encode_section_info): New.
2740 (alpha_legitimate_address_p): Allow LO_SUM.
2741 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2742 (alpha_expand_mov): Likewise.
2743 (secondary_reload_class): Check memory_operand not general_operand
2745 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2746 (alpha_expand_unaligned_store): Likewise.
2747 (alpha_expand_unaligned_load_words): Likewise.
2748 (alpha_expand_unaligned_store_words): Likewise.
2749 (alpha_expand_block_clear): Likewise.
2750 (print_operand): Handle %#, %*, %H.
2751 (print_operand_address): Handle LO_SUM.
2753 (alpha_does_function_need_gp): Use it.
2754 (alpha_expand_block_move): Fix signed compare warnings.
2755 (alpha_sa_mask, alpha_align_insns): Likewise.
2756 * config/alpha/alpha-protos.h: Update.
2757 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2758 (MASK_EXPLICIT_RELOCS): New.
2759 (TARGET_SWITCHES): Add -mexplicit-relocs.
2760 (EXTRA_CONSTRAINT): Add 'T'.
2761 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2762 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2763 (ENCODE_SECTION_INFO): Out line.
2764 (REDO_SECTION_INFO_P): New.
2765 (STRIP_NAME_ENCODING): New.
2766 (ASM_OUTPUT_LABELREF): New.
2767 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2768 (PREDICATE_CODES): Update.
2769 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2770 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2771 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2772 builtin_setjmp_receiver_er, exception_receiver_1_er,
2773 call_value_osf_1_er): New patterns.
2774 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2775 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2776 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2777 (FINAL_PRESCAN_INSN): New.
2779 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2781 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2783 2001-09-08 Andreas Jaeger <aj@suse.de>
2785 * i386.h (TARGET_SWITCHES): Fix description.
2787 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2789 * rs6000.c (num_insns_constant): Compute number of instructions
2792 * doc/install.texi: Explain AIX exception handling work-around.
2793 Update URL for AIX fixes.
2795 2001-09-07 Jim Wilson <wilson@redhat.com>
2797 * alias.c (clear_reg_alias_info): New.
2798 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2799 * rtl.h (clear_reg_alias_info): Declare.
2801 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2803 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2805 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2806 (m16m,edivm,emulm): Change declaration to match definition.
2808 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2810 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2811 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2814 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2816 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2817 which have no corresponding C type.
2818 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2819 the representation of 64-bit doubles to work with 64-bit ints.
2821 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2823 * config/mips/mips.c (override_options): Do not override ISA when ABI
2824 specified if MIPS_CPU_STRING_DEFAULT was specified.
2826 2001-09-07 Richard Henderson <rth@redhat.com>
2828 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2829 (express_from_1): Wrap lines.
2830 * rtlanal.c (commutative_operand_precedence): Rename from
2831 operand_preference; export.
2832 * rtl.h: Declare it.
2833 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2834 (simplify_binary_operation): Invoke simplify_plus_minus on
2835 (CONST (PLUS ...)) as well.
2836 (struct simplify_plus_minus_op_data): New.
2837 (simplify_plus_minus_op_data_cmp): New.
2838 (simplify_plus_minus): Use them. Avoid infinite recursion with
2839 simplify_binary_operation wrt CONST.
2841 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2843 * h8300-protos.h (general_operand_dst_push): Remove.
2844 * h8300.c (general_operand_dst_push): Likewise.
2845 * h8300.h (OK_FOR_T): Likewise.
2846 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2847 * h8300.md (pushqi_h8300): New.
2848 (pushqi_h8300hs): Likewise.
2850 (pushhi_h8300): Likewise.
2851 (pushhi_h8300hs): Likewise.
2854 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2856 * genattrtab.c (attr_printf): First arg is unsigned.
2857 Clean up formatting of callers.
2859 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2861 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2864 2001-09-07 Andreas Jaeger <aj@suse.de>
2866 * i386.h (TARGET_SWITCHES): Fix descriptions.
2868 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2870 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2872 2001-09-06 Ira Ruben <ira@apple.com>
2874 Remove OP_IDENTIFIER.
2875 * tree.def (OP_IDENTIFIER): Remove.
2876 * tree.c (tree_node_kind enum): Remove op_id_kind.
2877 (tree_node_kind_names): Remove "op_identifiers".
2878 (make_node): Remove OP_IDENTIFIER test.
2879 (build_op_identifier): Removed because it isn't being used.
2880 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2881 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2883 2001-09-06 Richard Henderson <rth@redhat.com>
2885 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2887 2001-09-06 Richard Henderson <rth@redhat.com>
2889 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2892 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2894 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2895 number used for CR register.
2897 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2898 Joern Rennecke (amylaar@cygnus.com)
2900 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2901 * h8300.c (initial_offset): Handle offset between RP and FP.
2902 (h8300_return_addr_rtx): New function.
2903 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2905 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2906 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2907 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2908 (CAN_ELIMINATE, REGISTER_NAMES):
2909 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2911 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2913 Remove TYPE_NONCOPIED_PARTS.
2914 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2915 (struct tree_type): Remove noncopied_parts.
2916 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2917 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2918 (fixed_type_p): Remove.
2919 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2920 (expand_expr, MODIFY_EXPR): Likewise.
2921 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2922 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2924 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2926 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2928 (mask64_operand): Likewise.
2929 (includes_rldic_lshift_p): Likewise.
2930 (includes_rldicr_lshift_p): Likewise.
2932 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2934 * objc/objc-act.c (build_message_expr): If a class method cannot
2935 be found, do not issue a warning if a corresponding instance
2936 method exists in the root class.
2938 2001-09-05 Richard Henderson <rth@redhat.com>
2940 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2942 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2944 * function.c (ggc_mark_struct_function): Mark f->outer.
2945 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2946 * integrate.c (output_inline_function): ... not here.
2948 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2950 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2952 * i386.c (size_cost): New static variable.
2953 (override_function): Use size_cost when -Os is specified.
2955 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2956 properly; Use current_function_calls_eh_return.
2957 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2958 use leave to avoid depdendancy chain.
2960 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2961 get BB loop_depth instead of computing it from LOOP notes.
2963 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2965 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2967 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2968 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2969 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2971 2001-09-05 Jeffrey A Law (law@cygnus.com)
2972 Jason Merrill (jason@redhat.com)
2974 * stor-layout.c (layout_type): Complain if an array's size can
2975 not be represented in a size_t.
2977 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2979 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2981 * gcc.c: (process_command) Add parentheses around assignment
2982 used as truth value.
2984 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2986 * config/mips/mips.c (save_restore_insns): Don't mark any register
2987 save slots as unchanging if current_function_calls_eh_return.
2989 2001-09-05 Richard Henderson <rth@redhat.com>
2991 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2992 * config/alpha/alpha-protos.h: Declare it.
2993 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2994 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2995 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2996 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2997 (REG_OK_FOR_BASE_P): Select one of the above.
2999 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3001 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3002 (crti.o): Prefix name of object file with $(T).
3005 2001-09-05 David S. Miller <davem@redhat.com>
3007 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3008 * config/sparc/linux64.h: Likewise.
3010 2001-09-05 Andreas Jaeger <aj@suse.de>
3012 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3013 available anymore, remove the documentation.
3014 (i386 Options): Fix typo, cleanup index entries.
3016 * prefix.c (concat): Remove, we can use the version from liberty.
3018 2001-09-05 Richard Henderson <rth@redhat.com>
3020 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3021 New functions split out of md file expanders.
3022 * config/alpha/alpha-protos.h: Declare them.
3023 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3025 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3027 * cppmacro.c (funlike_invocation_p): No need to restore context.
3029 2001-09-04 Richard Henderson <rth@redhat.com>
3031 * reload.c (push_reload): Export.
3032 * reload.h (push_reload): Declare it.
3034 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3035 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3036 * config/alpha/alpha.c (alpha_legitimize_address): New.
3037 (alpha_legitimize_reload_address): Likewise.
3038 * config/alpha/alpha-protos.h: Declare them.
3040 2001-09-04 Stan Shebs <shebs@apple.com>
3042 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3043 * config/darwin.c (machopic_stub_name): Account for internally
3044 generated lib calls such as memcpy.
3046 2001-09-04 Richard Henderson <rth@redhat.com>
3048 * unwind.h (_UA_END_OF_STACK): New flag.
3049 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3051 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3053 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3055 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3057 * config/mips/mips.c (save_restore_insns): Change base_offset to
3058 fp_offset in second call to mips_emit_frame_related_store.
3060 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3062 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3063 sometimes be represented as a NOTE of type
3064 NOTE_INSN_DELETED_LABEL.
3065 (Insns): Document NOTE_INSN_DELETED_LABEL.
3067 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3069 * c-common.h (tree_dump_index): Add more comments.
3070 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3071 (dump_option_value_info): New struct.
3072 (dump_options): New array.
3073 (dump_switch_p): Parse switch options symbolically.
3074 * doc/invoke.texi (-fdump-ast): Rename to ...
3075 (-fdump-tree): ... here. Document that options are symbolic, and
3076 not all are applicable.
3078 2001-09-04 David S. Miller <davem@redhat.com>
3080 * config/sparc/sparc.md (define_splits): Kill constraints.
3082 Cleanup redundant and unused insn attributes.
3083 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3084 binary, and move. Mark ialu as default.
3085 (commented out define_function_unit "alu"): Kill.
3086 (define_attr "use_clobbered"): Kill.
3087 (whole file): Kill address insn type references. Replace
3088 all unary/binary/move references with ialu.
3089 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3090 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3093 Simplify length insn attribute and make more judicious use
3094 of insn attribute defaulting.
3095 * config/sparc/sparc.md (all insns with length > one): Mark as
3096 insn type multi if real instructions, else use default if
3097 it is a forced splitter.
3098 (all insns with length == one): Use default insn length.
3099 (all insns of type ialu): Use default insn type.
3101 Fix erroneous insn attribute settings.
3102 (addx): Set insn type to misc.
3103 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3104 const_umulsidi3_sp64): Set insn type to imul.
3106 Track SFmode vs DFmode insns according to UltraSPARC
3108 * config/sparc/sparc.md ("fptype"): New attribute, default
3110 (all DFmode single insns): Mark as fptype "double".
3112 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3114 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3116 2001-09-03 Richard Henderson <rth@redhat.com>
3118 * function.h (struct function): Add arg_pointer_save_area_init.
3119 * function.c (expand_function_end): Init arg_pointer_save_area.
3120 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3121 when called from a nested function.
3123 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3125 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3128 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3130 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3132 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3134 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3135 (emit_push_insn): Use specified padding direction when
3136 STACK_PUSH_CODE is POST_INC.
3138 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3140 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3142 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3144 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3146 * cppinit.c (cpp_start_read): Free the imacros list as we
3147 traverse it. Don't free the chains before returning.
3148 (_cpp_push_next_buffer): Only try pushing buffers if we've
3149 completed -imacros handling.
3151 2001-08-31 Eric Christopher <echristo@redhat.com>
3153 * gcc.c (handle_braces): Add explaination for abort.
3155 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3157 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3158 move adjustment of bitpos instead.
3160 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3162 * function.c: Remove all_functions. Make outer_function_chain
3164 (init_function_start): Don't add new function structure to
3166 (find_function_data, push_function_context_to,
3167 pop_function_context_from, put_var_into_stack,
3168 trampoline_address): Update for changed structure element names.
3169 (push_function_context_to): Disentangle.
3170 (free_after_compilation): Also free F.
3171 (expand_dummy_function_end): Don't free cfun here.
3172 (put_var_into_stack): Comment why we can't use find_function_data here.
3173 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3174 (mark_function_chain): Split into maybe_mark_struct_function and
3175 ggc_mark_struct_function. Export the latter.
3176 (init_function_once): Mark from cfun and outer_function_chain;
3179 * function.h (struct function): Kill next_global. Rename next
3180 to outer. All users updated to match.
3181 (all_functions, outer_function_chain): Don't declare.
3183 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3184 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3185 don't touch f->inlinable, after calling rest_of_compilation.
3187 * tree.h: Forward-declare struct function. Prototype
3188 ggc_mark_struct_function.
3190 2001-08-31 Kazu Hirata <kazu@hxi.com>
3192 * config/h8300/h8300.md (*andorhi3): Fix typos.
3194 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3196 * calls.c (emit_library_call_value): Don't use a fixed
3197 argument after VA_CLOSE, i.e. out of scope in traditional C.
3199 * emit-rtl.c (gen_rtvec): Likewise.
3201 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3203 * Makefile.in (c-pragma.o): Depend on output.h.
3204 (reorg.o): Depend on except.h.
3206 * c-pragma.c: Include output.h.
3208 * reorg.c: Include except.h.
3210 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3212 2001-08-31 Richard Henderson <rth@redhat.com>
3214 * sched-deps.c (add_dependence): Don't elide dependancy if the
3215 conditional used by insn is modified in elem.
3217 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3219 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3221 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3223 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3226 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3228 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3230 (stormy16_asm_out_constructor): New function.
3231 (TARGET_ASM_CONSTRUCTOR): Define.
3232 (TARGET_ASM_DESTRUCTOR): Define.
3234 2001-08-31 Andreas Jaeger <aj@suse.de>
3236 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3237 * loop.c (add_label_notes): Likewise.
3238 * reload.c (find_reloads): Likewise.
3239 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3241 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3243 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3244 code here. Take _Unwind_{W,Sw}ord*.
3245 (read_encoded_value_with_base): Use them.
3246 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3248 (extract_cie_info): Simplify read_?leb128 handling.
3249 (execute_stack_op, execute_cfa_program): Likewise.
3250 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3252 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3254 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3255 the frame pointer to pop the stack if convenient.
3257 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3258 Don't use post-increment before combine.
3259 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3260 a call-saved register.
3262 2001-08-31 Andreas Jaeger <aj@suse.de>
3264 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3267 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3269 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3270 not DIV/MOD, of course.
3272 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3274 * rtl.def: Undo my patch commited 2001-08-27.
3276 * genattrtab.c: Ditto.
3280 * sched-int.h: Ditto.
3282 * target-def.h: Ditto.
3286 * haifa-sched.c: Ditto.
3288 * sched-rgn.c: Ditto.
3290 * sched-vis.c: Ditto.
3292 * Makefile.in: Ditto.
3294 * doc/md.texi: Ditto.
3296 * doc/tm.texi: Ditto.
3298 * doc/contrib.texi: Ditto.
3300 * doc/gcc.texi: Ditto.
3302 * genattrtab.h: Remove it.
3304 * genautomata.c: Remove it.
3306 * genattr.c: Undo my patch and Richard Henderson's patch commited
3309 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3311 * config.gcc (h8300-*-elf*): New case.
3312 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3313 (SUBTARGET_CPP_SPEC): Define.
3314 (EXTRA_SPECS): Define.
3315 (SUBTARGET_EXTRA_SPECS): Define.
3316 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3317 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3319 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3321 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3322 (LIB2FUNCS_EXTRA): Define.
3323 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3324 config/h8300/fixunssfsi.c: New file.
3326 2001-08-30 Kazu Hirata <kazu@hxi.com>
3328 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3329 define_expand to accomodate target-specific attributes.
3330 (anonymous zero_extendqihi2 patterns): New.
3332 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3334 * h8300.md (*andorhi3): New pattern.
3336 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3338 * h8300.c (dosize): Fix test for "sub".
3340 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3342 * c-typeck.c (pointer_diff): Try to eliminate common term before
3345 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3347 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3348 Account for the saves of the FP registers.
3350 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3351 (TEXT_SECTION_ASM_OP): Define.
3352 (INIT_SECTION_ASM_OP): Define.
3353 (FINI_SECTION_ASM_OP): Define.
3354 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3355 (RDATA_SECTION_FUNCITON): Provide prototype.
3357 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3359 * reload1.c (move2add_note_store): Correct typo checking for
3362 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3364 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3365 note should not be considered outside the libcall block.
3367 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3369 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3371 2001-08-29 Kazu Hirata <kazu@hxi.com>
3373 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3375 2001-08-29 Kazu Hirata <kazu@hxi.com>
3377 * config/h8300/h8300-protos.h: Add a prototype for
3379 * config/h8300/h8300.c (emit_logical_op): New.
3380 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3387 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3389 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3390 comparison with rtx INTVAL.
3391 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3393 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3395 2001-08-29 Kazu Hirata <kazu@hxi.com>
3397 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3400 2001-08-29 Kazu Hirata <kazu@hxi.com>
3402 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3403 (reg n) to (mem (pre_dec (reg n))
3404 (anonymous movsi pattern): Likewise.
3406 2001-08-29 Kazu Hirata <kazu@hxi.com>
3408 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3410 2001-08-29 Kazu Hirata <kazu@hxi.com>
3412 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3413 several special constants.
3415 2001-08-29 Kazu Hirata <kazu@hxi.com>
3417 * config/h8300/lib1funcs.asm: Fix comment typos.
3419 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3421 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3422 Fix format specifier warnings.
3424 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3425 inet_makeaddr, semctl): Prototype.
3427 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3428 (save_restore_insns): Use base_offset, not gp_offset.
3430 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3431 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3433 2001-08-29 Richard Henderson <rth@redhat.com>
3435 * bb-reorder.c (function_tail_eff_head): New.
3436 (record_effective_endpoints): Set it.
3437 (fixup_reorder_chain): Use it.
3439 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3441 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3443 2001-08-28 Dale Johannesen <dalej@apple.com>
3445 * config/darwin.c (machopic_function_base_name): Add const
3446 qualifier to a string.
3447 (darwin_encode_section_info): Ditto.
3449 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3451 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3452 function definition.
3454 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3456 * df.h (struct df): Add rts_order variable.
3458 * df.c (df_visit_next_rts): New function.
3459 (df_visit_next): Renamed to df_visit_next_rc
3460 (df_analyse_1): Allocate/compute/free rts_order as well.
3461 (df_rd_global_compute): Use df_visit_next_rc instead of
3463 (df_ru_global_compute): Use df_visit_next_rts instead of
3466 * flow.c (flow_reverse_top_sort_order_compute): New function.
3468 * basic-block.h: Add prototype.
3470 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3472 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3473 blocks, the BB_REACHABLE is now set, rather than aux being
3474 non-NULL. Update the test to reflect this.
3476 2001-08-28 Eric Christopher <echristo@redhat.com>
3478 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3479 config/mips/crti.asm: Ditto.
3481 2001-08-28 Eric Christopher <echristo@redhat.com>
3482 Richard Henderson <rth@redhat.com>
3484 * c-pragma.h (add_weak): Move prototype from here...
3485 * output.h (add_weak): ... to here.
3486 * varasm.c (add_weak): Fix typo.
3487 * config/mips/crti.asm: New file.
3488 * config/mips/crtn.asm: Ditto.
3489 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3490 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3491 (INVOKE__main): Ditto.
3492 (INIT_SECTION_ASM_OP): New.
3493 (FINI_SECTION_ASM_OP): Ditto.
3494 (STARTFILE_SPEC): Add crti.
3495 (ENDFILE_SPEC): Add crtn.
3496 * config/mips/elf64.h: Same.
3497 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3499 * config/mips/vxworks.h: Ditto.
3500 * config/mips/t-elf: Support crti and crtn.
3502 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3504 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3507 2001-08-28 Richard Henderson <rth@redhat.com>
3509 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3510 (one_cmplbi2 splitter): Remove redundant test.
3512 2001-08-28 Dale Johannesen <dalej@apple.com>
3514 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3516 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3518 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3520 2001-08-28 Stan Shebs <shebs@apple.com>
3522 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3523 (UNALIGNED_SHORT_ASM_OP): Define.
3524 (UNALIGNED_INT_ASM_OP): Define.
3526 2001-08-28 Will Cohen <wcohen@redhat.com>
3528 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3529 generation for first set.
3531 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3533 * flow.c (redirect_edge_succ_nodup): Return new edge.
3534 (try_simplify_condjump): Use new edge.
3535 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3537 * cse.c (cse_basic_block): Skip note instructions.
3539 2001-08-27 Richard Henderson <rth@redhat.com>
3541 * combine.c (combine_simplify_rtx): Don't reverse condition
3542 if there is no reverse for the condition.
3543 (simplify_comparison): Don't simplify subregs from INT to FP.
3545 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3546 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3547 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3548 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3549 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3550 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3552 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3554 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3555 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3557 (adddi_dilshr32, adddi_dishl32): Only data register can be
3558 source for mem destination.
3560 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3561 and use bitnum to decide about register move.
3563 2001-08-27 Richard Henderson <rth@redhat.com>
3565 * genattr.c (main): Emit state_t even when not doing scheduling.
3567 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3568 Richard Henderson <rth@redhat.com>
3570 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3571 (reg_avail_info, current_bb): ... these.
3572 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3573 (compute_hash_table): Likewise.
3575 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3577 * flow.c (verify_flow_info): Use checksums to verify edges.
3579 2001-08-27 Richard Henderson <rth@redhat.com>
3581 * genautomata.c (expand_automata): Always create a description.
3583 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3585 * optabs.c (expand_binop): Correctly handle the carry in multiword
3586 add/subtract operations.
3588 2001-08-27 Fred Fish <fnf@be.com>
3590 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3593 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3595 * reload.c (find_reloads_toplev): Back out this change:
3597 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3599 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3600 mem if the address is a mode_dependent_address_p.
3602 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3604 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3605 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3606 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3609 * genattr.c (main): New variable num_insn_reservations. Increase
3610 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3611 pipeline hazard recognizer interface.
3613 * genattrtab.h: New file.
3615 * genattrtab.c: Include genattrtab.h.
3616 (attr_printf, check_attr_test, make_internal_attr,
3617 make_numeric_value): Move protypes into genattrtab.h. Define them
3619 (num_dfa_decls): New global variable.
3620 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3621 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3622 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3623 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3625 * genautomata.c: New file.
3627 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3629 * sched-int.h: (curr_state): Add the external definition for
3630 automaton pipeline interface.
3631 (haifa_insn_data): Add comments for members blockage and units.
3633 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3634 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3635 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3636 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3637 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3638 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3639 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3641 (TARGET_SCHED): Use the new macros.
3643 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3644 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3645 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3646 dfa_bubble): New members in gcc_target.sched.
3648 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3649 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3650 (insn_queue): Redefine it as pointer to array.
3651 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3653 (max_insn_queue_index_macro_value): New variable.
3654 (curr_state, dfa_state_size, ready_try): New varaibles for
3655 automaton interface.
3656 (ready_element, ready_remove, max_issue): New function prototypes
3657 for automaton interface.
3658 (choose_ready): New function prototype.
3659 (insn_unit, blockage_range): Add comments.
3660 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3661 FUNCTION_UNITS_SIZE == 0.
3662 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3663 actual_hazard, potential_hazard): Add comments.
3664 (insn_cost): Use cost -1 as undefined value. Remove
3665 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3667 (ready_element, ready_remove): New functions for automaton
3669 (schedule_insn): Add new code for automaton pipeline interface.
3670 (queue_to_ready): Add new code for automaton pipeline interface.
3671 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3672 (debug_ready_list): Print newline when the queue is empty.
3673 (max_issue): New function for automaton pipeline interface.
3674 (choose_ready): New function.
3675 (schedule_block): Add new code for automaton pipeline interface.
3676 Print ready list before scheduling each insn.
3677 (sched_init): Add new code for automaton pipeline interface.
3678 Initiate insn cost by -1.
3679 (sched_finish): Free the current automaton state and finalize
3680 automaton pipeline interface.
3682 * sched-rgn.c: Include target.h.
3683 (init_ready_list, new_ready, debug_dependencies): Add new code for
3684 automaton pipeline interface.
3686 * sched-vis.c: Include target.h.
3687 (get_visual_tbl_length): Add code for automaton interface.
3688 (target_units, print_block_visualization): Add comments.
3690 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3691 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3692 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3693 (getruntime.o, genautomata.o): New entries.
3694 (genattrtab.o): Add new dependency file genattrtab.h.
3695 (genattrtab): Add new dependencies. Link it with `libm.a'.
3696 (getruntime.o, hashtab.o): New entries for canadian cross.
3698 * doc/md.texi: Description of automaton based model.
3700 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3702 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3703 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3704 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3705 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3706 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3707 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3708 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3710 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3711 MAX_DFA_ISSUE_RATE): New macro descriptions.
3713 * doc/contrib.texi: Add dfa based scheduler contribution.
3715 * doc/gcc.texi: Add more information about genattrtab.
3717 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3719 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3722 2001-08-27 Richard Henderson <rth@redhat.com>
3724 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3725 (get_arg_pointer_save_area): New. Create an init it here.
3726 (fix_lexical_addr): Use it.
3727 * function.h: Declare it.
3728 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3729 * stmt.c (expand_nl_goto_receiver): Use it.
3731 2001-08-27 Richard Henderson <rth@redhat.com>
3733 * final.c (final_scan_insn): Don't enter APP_ON mode for
3736 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3737 alignment for assemble_integer for DW_EH_PE_aligned.
3738 * except.c (output_function_exception_table): Likewise.
3740 2001-08-26 Andreas Jaeger <aj@suse.de>
3742 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3744 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3746 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3748 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3750 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3752 (mask64_operand): Likewise.
3753 (rldic_operand): Delete.
3754 (includes_lshift64_p): Delete.
3755 (includes_rldic_lshift_p): New function.
3756 (includes_rldicr_lshift_p): New function.
3757 (print_operand): Don't call rldic_operand in case 'W'.
3758 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3759 (includes_lshift64_p): Remove.
3760 (includes_rldic_lshift_p): Declare.
3761 (includes_rldicr_lshift_p): Declare.
3762 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3763 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3764 Replace match_operand rldic_operand predicate with
3765 const_int_operand. Replace includes_lshift64_p condition with
3766 includes_rldic_lshift_p.
3767 <ashldi3_internal 64 bit rldicr patterns>: New.
3769 2001-08-27 Andreas Jaeger <aj@suse.de>
3771 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3772 * errors.c: Likewise.
3773 * final.c: Likewise.
3774 * dwarf2asm.c: Likewise.
3775 * doprint.c (checkit): Likewise.
3776 * diagnostic.c: Likewise.
3777 * collect2.c: Likewise.
3778 * calls.c: Likewise.
3779 * c-semantics.c (build_stmt): Likewise.
3780 * c-format.c (status_warning): Likewise.
3781 * c-errors.c (pedwarn_c99): Likewise.
3782 * builtins.c (validate_arglist): Likewise.
3783 * config/pj/pj.c (pj_printf): Likewise.
3784 * fix-header.c: Likewise.
3786 * gcov.c (fnotice): Likewise.
3787 * gensupport.c (message_with_line): Likewise.
3788 * mips-tfile.c: Likewise.
3789 * protoize.c (notice): Likewise.
3790 * read-rtl.c (fatal_with_file_and_line): Likewise.
3791 * rtl-error.c: Likewise.
3792 * tradcpp.c: Likewise.
3794 * cp/tree.c (build_min_nt): Likewise.
3795 (build_min): Likewise.
3796 * cp/lex.c: Likewise.
3797 * cp/errfn.c: Likewise.
3798 * cp/rtti.c (create_pseudo_type_info): Likewise.
3800 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3802 * df.c (df_uses_record): Return after recording all uses
3805 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3807 * df.c (df_insn_modify): Realloc the INSN table here, if
3808 necessary, here, too.
3810 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3812 * config/mips/mips.c (mips_function_value): Handle complex return
3815 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3817 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3819 * reload.c (make_memloc): Copy result if it is still
3820 reg_equiv_memory_loc[regno] on return.
3821 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3822 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3823 reg_equiv_mem are modified by the substitutions.
3825 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3827 * predict.c (expensive_function_p): New.
3828 * rtl.h (expensive_function_p): Declare.
3829 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3830 (use_fast_prologue_epilogue): New static variable.
3831 (expand_prologue): Set it; emit short prologues if unset.
3832 (expand_epilogue): Likewise.
3834 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3836 * config.gcc: Add stormy16-*-elf case.
3837 * config/stormy16/stormy-abi: New file.
3838 * config/stormy16/stormy16-lib2.c: New file.
3839 * config/stormy16/stormy16-protos.h: New file.
3840 * config/stormy16/stormy16.c: New file.
3841 * config/stormy16/stormy16.h: New file.
3842 * config/stormy16/stormy16.md: New file.
3843 * config/stormy16/t-stormy16: New file.
3845 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3847 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3849 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3851 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3852 descriptor members are pointer size, not constant 4.
3853 * config/rs6000/rs6000.md (define_splits): Remove more unused
3856 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3858 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3860 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3862 * cp/rtti.c (VPARAMS): Fix parameter.
3864 2001-08-24 Zack Weinberg <zackw@panix.com>
3866 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3868 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3870 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3871 in if controlling use of insv.
3872 (extract_bit_field): Likewise, for extv and extzv.
3874 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3876 * i386.md (movcc peep2): Fix load of 0.
3878 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3880 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3881 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3883 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3885 * c-pragma.h: Move weak_syms and weak_decls...
3886 * varasm.c: ...here. Now static.
3887 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3888 depend on HANDLE_PRAGMA_WEAK.
3890 * c-common.c (c_alignof, c_alignof_expr): Move here...
3891 * c-typeck.c: ...from here.
3892 * c-tree.h, c-common.h: Adjust.
3894 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3896 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3897 instead of incrementing it.
3899 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3900 asm ready, don't try to move them all into the same array element.
3902 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3904 * function.c (thread_prologue_and_epilogue_insns): Avoid
3905 fallthru flag on edge to exit.
3907 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3909 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3912 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3914 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3915 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3916 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3919 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3921 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3922 replace "GNU CC" with "GCC".
3924 2001-08-23 Richard Henderson <rth@redhat.com>
3926 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3927 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3928 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3929 Need GR between FR and not GR_AND_FR.
3930 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3931 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3932 AR regs before GR regs.
3933 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3934 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3935 (REGISTER_MOVE_COST): Update.
3936 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3938 2001-08-23 Richard Henderson <rth@redhat.com>
3940 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3943 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3945 * reload1.c (emit_reload_insns): Don't look for notes
3946 on a NULL store_insn.
3948 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3951 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3952 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3953 format specifier warnings.
3954 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3956 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3958 * config/i386/i386-protos.h: Correct declaration of
3959 i386_pe_asm_named_section.
3961 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3963 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3965 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3967 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3969 * cpperror.c (print_location): Don't show _Pragma.
3970 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3971 and file change callback generation here.
3972 (stack_include_file): Update use of cpp_push_buffer.
3973 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3974 (struct cpp_buffer): Remove type, pfile members.
3975 * cppinit.c (cpp_handle_option): Use free_chain.
3976 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3977 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3978 a cpp_reader rather than a cpp_buffer.
3979 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3980 skip_line_comment, parse_string, lex_percent, lex_dot,
3981 _cpp_lex_token): Update accordingly.
3982 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3984 (cpp_push_buffer): Update prototype.
3985 (run_directive): Update use of cpp_push_buffer.
3986 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3987 handle_assertion): Update use of run_directive.
3988 * cpplib.h (enum cpp_buffer_type): Remove.
3989 (cpp_push_buffer): Update prototype.
3990 * fix-header.c (read_scan_file): Update.
3992 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3994 * gcc.c (struct prefix_list): Change prefix to const char *.
3996 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3998 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4000 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4002 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4005 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4008 * ifcvt.c (dead_or_predicable): Adjust.
4009 * loop.c (find_and_verify_loops): Adjust.
4010 * stmt.c (expand_end_case): Adjust.
4011 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4012 head and end insn pointers in the basic block, not just local copies.
4013 (merge_blocks_move_predecessor_nojumps): Likewise.
4015 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4017 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4018 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4019 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4020 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4021 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4022 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4023 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4024 conditions.h, config.gcc, configure.frag, configure.in,
4025 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4026 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4027 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4028 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4029 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4030 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4031 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4032 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4033 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4034 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4035 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4036 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4037 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4038 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4039 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4040 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4041 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4042 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4043 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4044 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4045 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4046 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4047 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4048 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4049 params.h, predict.c, predict.def, predict.h, prefix.c,
4050 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4051 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4052 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4053 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4054 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4055 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4056 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4057 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4058 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4059 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4060 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4061 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4062 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4063 xcoffout.h: replace "GNU CC" with "GCC".
4065 2001-08-21 Richard Henderson <rth@redhat.com>
4067 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4068 (final_scan_insn): Consider jump tables data even if we have no
4069 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4071 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4072 (ASM_OUTPUT_CASE_END): Remove.
4073 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4074 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4075 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4077 2001-08-21 Richard Henderson <rth@redhat.com>
4079 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4080 at barrier insns. Emit stop bits before barriers.
4082 * flow.c (flow_find_cross_jump): Don't consider unconditional
4083 return insns for commoning.
4085 * final.c (compute_alignments): Fix typo.
4087 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4088 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4089 (store_bit_field): Use mode_for_extraction more places.
4090 (extract_bit_field): Likewise.
4092 2001-08-21 Zack Weinberg <zackw@panix.com>
4094 * caller-save.c: Don't include insn-codes.h.
4095 (reg_save_code, reg_restore_code): Make arrays of int.
4096 All uses updated to match.
4097 (insert_save, insert_restore): No need to initialize "code"
4098 variable upon declaration.
4099 * Makefile.in: update dependencies; fix typo in clean rule.
4101 2001-08-21 Richard Henderson <rth@redhat.com>
4103 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4104 (merge_if_block): Handle fallout from same.
4106 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4108 * builtins.c (type_to_class): Fix typo in last change.
4110 2001-08-21 Richard Henderson <rth@redhat.com>
4112 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4113 ia64_asm_output_label.
4115 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4116 copy of gp while the real gp register contains garbage.
4118 2001-08-21 Zack Weinberg <zackw@panix.com>
4120 * expmed.c (mode_for_extraction): New function.
4121 (store_bit_field, extract_bit_field): Use it.
4122 * expr.h: Prototype it and provide an enum for its first argument.
4124 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4125 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4126 and digging through the insn_data tables.
4127 * Makefile.in: Update dependencies.
4129 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4131 * cppfiles.c (stack_include_file): line-map.c now handles include
4133 (handle_missing_handler): Similarly.
4134 (_cpp_execute_include): Similarly.
4135 (_cpp_pop_file_buffer): Similarly.
4136 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4137 buffer_stack_depth and include_depth.
4138 * cpplib.c (do_include_common): line-map.c now handles include depth.
4139 (cpp_push_buffer): Similarly.
4140 (_cpp_pop_buffer): Similarly.
4141 * cppmacro.c (builtin_macro): Update.
4142 * line-map.c (init_line_maps): Set depth.
4143 (add_line_map): Increment "used" earlier. Update and use the
4145 (trace_include): Use the include depth.
4146 * line-map.h (struct line_maps): New member depth.
4148 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4150 * cppfiles.c (stack_include_file): Don't handle -H here.
4151 * cppinit.c (cpp_start_read): Set include tracing after
4152 cpp_post_options and after stacking the main file.
4153 * line-map.c (trace_include): New.
4154 (init_line_maps, add_line_map): Update.
4155 * line-map.h (struct line_maps): New member trace_includes.
4157 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4159 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4160 * cppfiles.c (stack_include_file): Only stack a file if there
4161 is something to do. Return a boolean indicating whether a
4162 buffer was stacked or not.
4163 (_cpp_execute_include): Similarly.
4164 (_cpp_read_file): Similarly.
4165 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4167 2001-08-21 Sam Steingold <sds@gnu.org>
4169 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4170 (RECACHE): keep obufp_before_macroname up to date
4172 2001-08-21 Zack Weinberg <zackw@panix.com>
4174 * stmt.c: Don't include insn-codes.h.
4175 (expand_end_case): Machine specific logic moved to expr.c.
4176 No need to worry about __builtin_classify_type.
4177 (check_for_full_enumeration_handling, emit_case_nodes):
4180 * builtins.o (expand_builtin_classify_type): Split up so code
4181 can be shared with fold_builtin_classify_type.
4182 (type_to_class, fold_builtin_classify_type): New functions.
4183 (fold_builtins): Handle __builtin_classify_type.
4185 * expr.c (do_tablejump): Now static.
4186 (case_values_threshold, try_casesi, try_tablejump): New;
4187 code mostly from stmt.c (expand_end_case).
4188 (expr.h): Update prototypes.
4190 * Makefile.in (stmt.o): Update dependencies.
4192 2001-08-21 Will Cohen <wcohen@redhat.com>
4194 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4195 declaration of variable i.
4196 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4197 declaration of variable i.
4199 2001-08-21 Richard Henderson <rth@redhat.com>
4201 * crtstuff.c: Fix thinko last change. Move list tails to start
4202 of CRT_END section. Tidy ifdefs.
4203 (__EH_FRAME_BEGIN__): Always static for ELF.
4204 (__do_global_ctors_1): Rename from __frame_dummy.
4205 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4206 name change; don't hide __EH_FRAME_BEGIN__.
4208 2001-08-21 Richard Henderson <rth@redhat.com>
4210 * gdbinit.in: Move break on exit after break on fancy_abort.
4212 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4215 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4217 * cpphash.h (_cpp_push_next_buffer): New.
4218 * cppinit.c (do_includes): Remove.
4219 (push_include, free_chain, _cpp_push_next_buffer): New.
4220 (cpp_start_read): Use them to rework command line option handling.
4221 (cpp_handle_option): Combine handling of -include and -imacros.
4222 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4223 appropriate. Always insert missing \n at EOF.
4224 * cpplib.c (start_directive): Get the directive position right.
4225 * cppmain.c (cb_file_change): Always print the first line, unless
4228 2001-08-20 Andreas Jaeger <aj@suse.de>
4230 * profile.c (compute_branch_probabilities): Remove extra new-line
4232 * flow.c (verify_flow_info): Likewise.
4234 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4236 * basic-block.h (basic_block): Add new field 'flags'.
4237 (BB_REACHABLE): Define.
4238 (expunge_block): Declare.
4239 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4240 (EXIT_BLOCK_PTR): Ditto.
4241 (expunge_block): Remove static declaration.
4242 (cleanup_cfg): Clear bb->aux on every basic block.
4243 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4244 computing reachability.
4245 (delete_unreachable_blocks): Delete block b if b->flags has
4248 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4250 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4252 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4254 * sparc.c (sparc_variable_issue): Fix typo in last change.
4256 2001-08-20 Richard Henderson <rth@redhat.com>
4258 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4260 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4262 * pa.h (RETURN_IN_MEMORY): Improve comment.
4264 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4266 * doc/invoke.texi (Profiling options): Clarify the interactions
4267 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4269 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4271 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4274 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4276 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4279 2001-08-20 Richard Henderson <rth@redhat.com>
4281 * final.c (end_final): Fix typo last change.
4283 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4285 * cppinit.c (init_standard_includes): The returned buffer
4286 is already malloc-ed.
4287 * gcc.c (add_prefix): Similarly.
4288 * prefix.c (translate_name): Update to support clear buffer
4290 (update_path): Similarly. Be sure to free any newly allocated
4291 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4293 * prefix.h (update_path): Update prototype and document.
4294 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4295 up and update to new buffer ownership rules.
4296 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4298 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4300 * final.c (compute_alignments): New function.
4301 (init_insn_lengths): Do not care label_align.
4302 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4303 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4304 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4305 (shorted_branches): Realloc label_align array; do
4306 not call init_insn_lengths; Do not care about loop alignments.
4307 * output.h (compute_alignments): Declare.
4308 * toplev.c (rest_of_compilation): Call compute_alignments.
4309 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4311 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4312 change visited to tovisit.
4313 (propagate_freq): Use faster traversing algorithm.
4314 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4315 to tovisit; reverse meaning.
4317 * predict.c (struct block_info_def): Remove nvisited.
4318 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4319 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4321 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4323 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4324 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4325 (TARGET_FUSED_MADD): New.
4326 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4327 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4328 the multiply-add instructions.
4330 2001-08-19 Richard Henderson <rth@redhat.com>
4332 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4333 is aligned to pointer size.
4335 2001-08-19 Richard Henderson <rth@redhat.com>
4337 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4338 display markers during final schedule.
4340 2001-08-19 Richard Henderson <rth@redhat.com>
4342 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4344 2001-08-19 Richard Henderson <rth@redhat.com>
4346 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4348 (ASM_NAME_TO_STRING): Remove.
4349 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4350 in the same string. Remove support for expressions.
4352 2001-08-19 Richard Henderson <rth@redhat.com>
4354 * config/i386/i386.md (tablejump): Make an expander; handle
4355 pic relative addressing here.
4356 (tablejump_1): Rename from tablejump_pic.
4359 2001-08-19 Richard Henderson <rth@redhat.com>
4361 * regclass.c (fix_register): Fix typo.
4363 2001-08-18 Richard Henderson <rth@redhat.com>
4365 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4366 (struct _Unwind_Context): Expand br_loc to hold it.
4367 (uw_frame_state_for): Handle leaf functions better.
4368 (uw_update_reg_address): Update for br_loc change.
4370 2001-08-18 Richard Henderson <rth@redhat.com>
4372 * crtstuff.c: Move list heads before code that uses them.
4373 (__JCR_LIST__): Remove initial null.
4374 (frame_dummy, __frame_dummy): Do java registration here ...
4375 (__do_global_ctors_aux): ... not here.
4377 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4378 (__do_global_dtors_aux): Update to match.
4379 (__JCR_LIST__, __do_jv_register_classes): New.
4381 * config/ia64/crtend.asm (__JCR_END__): New.
4382 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4383 instead of an indirect LTOFF22 reloc.
4385 2001-08-18 Richard Henderson <rth@redhat.com>
4387 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4388 * regclass.c (init_reg_sets_1): Fix typo.
4389 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4390 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4391 (ia64_compute_frame_size): Make ar.unat live when in use.
4392 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4393 for ar.pfs; remove ar.unat handling.
4394 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4396 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4397 * config/ia64/ia64-protos.h: Update decls.
4398 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4399 (sibcall_pic): Likewise.
4401 2001-08-18 Richard Henderson <rth@redhat.com>
4403 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4404 pred_rel_mutex when searching for insn_group_barrier.
4405 * config/ia64/ia64.md (cycle_display): Combine the expander
4408 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4409 bit before asm as needed.
4411 2001-08-18 Richard Henderson <rth@redhat.com>
4413 * timevar.def (TV_MACH_DEP): New.
4414 * toplev.c (rest_of_compilation): Use it.
4415 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4417 2001-08-18 Zack Weinberg <zackw@panix.com>
4419 * unwind-dw2.c (execute_stack_op): Add default aborts to
4420 the inner switches to prevent warnings.
4422 2001-08-18 Richard Henderson <rth@redhat.com>
4424 * timevar.h (struct timevar_time_def): Change element type to float.
4425 (ticks_to_msec, clocks_to_msec): Likewise.
4426 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4427 (get_time): Likewise.
4428 (timevar_print): Adjust zero check and printing to match.
4430 2001-08-18 Zack Weinberg <zackw@panix.com>
4432 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4433 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4434 Eliminate overfull or underfull hboxes.
4436 2001-08-18 Zack Weinberg <zackw@panix.com>
4438 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4440 2001-08-18 Zack Weinberg <zackw@panix.com>
4442 * haifa-sched.c: Convert to target hooks. Macros replaced
4443 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4444 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4445 MD_SCHED_FINISH, and HAVE_cycle_display.
4446 * target-def.h (TARGET_SCHED_ADJUST_COST,
4447 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4448 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4449 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4450 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4451 New hook #defines to be overridden.
4452 (TARGET_SCHED): Bring them all together.
4453 (TARGET_INITIALIZER): Update.
4454 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4455 instead of 'struct rtx_def *' throughout.
4456 (struct sched): New set of hooks for the scheduler.
4457 * Makefile.in (haifa-sched.o): Depend on target.h.
4458 * doc/tm.texi: Document the new scheduler hooks, together in
4459 their own section, instead of scattered around.
4460 Fix a bunch of underfull/overfull hboxes.
4462 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4463 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4464 sparc.h: Don't define any of the old scheduler macros.
4466 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4467 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4468 sparc.c: Create hook functions from code extracted from
4469 corresponding target header, or make existing hooks static, as
4470 appropriate. Set the appropriate entries in targetm.
4472 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4473 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4474 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4475 Remove prototypes for functions which are now static.
4477 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4478 related gunk; the Haifa scheduler is now the only choice.
4480 2001-08-18 Zack Weinberg <zackw@panix.com>
4482 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4483 * genopinit.c: Put floating point divide insns in sdiv_optab.
4484 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4485 * config/gofast.h, config/c4x/c4x.h,
4486 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4487 config/pa/long_double.h, config/rs6000/sysv4.h,
4488 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4489 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4490 (init_optabs): Use init_optabv for overflow-trapping optabs.
4491 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4492 cmp_optab RTX codes so have_insn_for can find them.
4494 * optabs.c (expand_simple_binop, expand_simple_unop,
4495 have_insn_for, gen_sub3_insn): New interfaces.
4496 * expr.h: Prototype new functions.
4497 (enum optab_methods): Move here from optabs.h.
4499 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4500 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4501 Use new functions instead of working directly with optabs.
4502 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4503 unroll.c: Don't include optabs.h.
4504 * caller-save.c, combine.c, function.c, stmt.c: Just include
4505 insn-codes.h, not optabs.h.
4506 * Makefile.in: Update dependencies.
4508 * combine.c (make_compound_operation, simplify_comparison):
4509 Fix typos testing for this or that instruction.
4511 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4513 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4514 generating libgcc.a.
4516 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4518 * except.c (TYPE_HASH): Delete.
4520 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4523 * tree.c (TYPE_HASH): Delete.
4525 * tree.h (TYPE_HASH): Define.
4527 2001-08-18 Graham Stott <grahams@redhat.com>
4529 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4531 (adddi3_internal_2+2): Likewise.
4532 (eh_set_lr_di+1): Likewise.
4534 2001-08-17 Richard Henderson <rth@redhat.com>
4536 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4537 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4538 * dwarf2asm.c: ... here.
4539 * dwarfout.c: Remove them.
4541 * varasm.c (assemble_integer): Add align parameter.
4542 (assemble_real, output_constant, output_constructor): Likewise.
4543 * output.h: Update decls.
4544 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4545 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4546 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4547 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4548 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4551 * final.c (end_final): Abort profile block generation if we
4552 havn't layed it out properly.
4553 * output.h (assemble_eh_integer): Remove stale decl.
4554 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4556 (assemble_integer): Handle unaligned data.
4557 (assemble_real): Abort on unaligned data.
4558 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4560 (default_dtor_section_asm_out_destructor): Use assemble_align.
4561 (default_named_section_asm_out_constructor): Likewise.
4562 (default_ctor_section_asm_out_constructor): Likewise.
4563 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4564 (machopic_asm_out_destructor): Likewise.
4565 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4566 (nextstep_asm_out_destructor): Likewise.
4567 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4568 (vms_asm_out_destructor): Likewise.
4570 2001-08-17 Richard Henderson <rth@redhat.com>
4572 * config/mips/iris6.h (TARGET_IRIX6): New.
4573 (current_section_name, current_section_flags): New.
4574 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4575 (MAX_OFILE_ALIGNMENT): New.
4576 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4577 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4578 (copy_file_data): Split out from
4579 (mips_asm_file_end): ... here.
4580 (mips_asm_file_start): Remove extra .section directive. Use
4581 tmpfile instead of mips_make_temp_file.
4582 (mips_unique_section): Use const char * as needed for warnings.
4583 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4584 re-add align parameter.
4585 (iris6_asm_named_section): New.
4586 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4587 (iris6_asm_output_align, iris6_section_align_1): New.
4588 (iris6_asm_file_start, iris6_asm_file_end): New.
4589 * config/mips/mips-protos.h: Update decls.
4591 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4593 * doc/install.texi (Install GCC): Add links to build status pages.
4595 (Final install): Ditto; request updates for specific info
4597 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4599 * cpperror.c (print_location): Don't take a file name; use the
4601 (_cpp_begin_message): Similarly.
4602 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4603 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4604 (cpp_pedwarn_with_file_and_line): Remove.
4605 * cppfiles.c (stack_include_file): Update; set filename to stdin
4606 here when appropriate.
4607 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4608 (_cpp_begin_message): Don't take a file name.
4609 * cppinit.c: Add comment.
4610 * cpplex.c: Fix end-of-directive indicator.
4611 * cpplib.c: Don't include intl.h.
4612 (run_directive, do_diagnostic): Update.
4613 (do_line): Update to not use nominal_fname.
4614 (cpp_push_buffer): Don't take a filename.
4615 * cpplib.h (struct ht): Remove.
4616 (cpp_push_buffer): Don't take a filename.
4617 (cpp_pedwarn_with_file_and_line): Remove.
4618 * cppmacro.c (struct cpp_macro): Remove file.
4619 (builtin_macro): Update.
4620 (_cpp_create_definition): Update.
4621 * cppmain.c: Correct comment.
4622 * fix-header.c (read_scan_file): Update.
4624 2001-08-17 Kazu Hirata <kazu@hxi.com>
4626 * sbitmap.c: Fix comment formatting.
4627 * sched-deps.c: Likewise.
4628 * sibcall.c: Likewise.
4629 * simplify-rtx.c: Likewise.
4631 * ssa-ccp.c: Likewise.
4632 * stor-layout.c: Likewise.
4633 * timevar.c: Likewise.
4634 * toplev.c: Likewise.
4635 * unwind-dw2.c: Likewise.
4636 * unwind-dw2-fde.c: Likewise.
4637 * varasm.c: Likewise.
4639 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4641 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4642 or larger than an integer in memory.
4644 2001-08-17 Zack Weinberg <zackw@panix.com>
4646 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4647 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4648 * rtl.h: Don't forward-declare union tree_node here. Don't
4649 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4650 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4651 and tree respectively.
4652 * tree.h: Don't forward-declare struct rtx_def here. Don't
4653 typedef tree here. Change all uses of struct rtx_def *,
4654 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4655 and tree respectively.
4657 2001-08-17 Richard Henderson <rth@redhat.com>
4659 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4660 config/mips/openbsd.h: Fix typos last change.
4662 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4664 * doc/invoke.texi (Optimize Options): The default for
4665 -finline-limit is 600.
4667 2001-08-17 Richard Henderson <rth@redhat.com>
4669 * varasm.c (text_section): Allow TEXT_SECTION to override the
4670 printing of TEXT_SECTION_ASM_OP.
4671 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4672 (DATA_SECTION, BSS_SECTION): Remove.
4673 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4674 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4675 Rename from s/_NAME//.
4676 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4677 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4678 (TEXT_SECTION): ... here. New.
4679 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4680 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4681 * config/mips/openbsd.h: Likewise.
4682 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4683 (mips_asm_file_end): Likewise test.
4684 (mips_output_function_epilogue): Likewise. Switch back to data
4685 section after emitting the function.
4687 * doc/tm.texi (Sections): Document TEXT_SECTION.
4689 2001-08-17 Richard Henderson <rth@redhat.com>
4691 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4692 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4694 2001-08-17 Richard Henderson <rth@redhat.com>
4696 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4697 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4698 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4699 Add aligned attribute.
4701 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4703 * config/sh/sh.md: Add modes to unspecs in first insn to match
4704 those in the second.
4706 * Makefile.in: Fix collect2 copy for Cygwin.
4708 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4710 Install the proper patch.
4711 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4712 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4713 (expand_function_start): Likewise.
4714 * stmt.c (expand_decl): Likewise.
4715 * varasm.c (make_decl_rtx): Likewise.
4717 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4719 * final.c: Undo my previous accidental checkin.
4720 * output.h: Likewise.
4721 * tm.texi: Likewise.
4723 2001-08-16 Richard Henderson <rth@redhat.com>
4725 * varasm.c (named_section_flags): Remove align parameter.
4726 * varasm.c, dwarf2out.c: Update all callers.
4727 * output.h: Update prototypes.
4729 * target.h (target.asm_out.named_section): Remove align parameter.
4730 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4731 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4732 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4733 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4734 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4736 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4737 (get_named_section_flags, set_named_section_flags): New.
4738 (named_section_flags): Use them.
4739 (named_section): Do decl vs section flags check here...
4740 (default_section_type_flags): ... not here.
4741 (init_varasm_once): Create in_named_htab.
4742 (resolve_unique_section): Mark reloc unused.
4744 2001-08-16 Richard Henderson <rth@redhat.com>
4746 * varasm.c (force_const_mem): Keep pool alignment in bits.
4747 (output_constant_pool): Use assemble_align.
4749 2001-08-16 Zack Weinberg <zackw@panix.com>
4751 * doc/tm.texi: Remove extra @table command.
4753 2001-08-16 Zack Weinberg <zackw@panix.com>
4755 * final.c (shorten_branches): Clear the end of the label_align
4756 array only if we made it larger. Break up messy expressions
4759 * diagnostic.c (internal_error): Check for error recursion
4760 before doing ICE suppression.
4762 * timevar.c: Timing variables now count in milliseconds.
4763 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4764 (get_time): Not here.
4765 (timevar_print): Don't print any timer whose user, cpu, and
4766 wall times are all zero as displayed.
4767 * timevar.h: Update comment aboout units. Make timevar
4770 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4772 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4773 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4774 (expand_function_start): Likewise.
4775 * stmt.c (expand_decl): Likewise.
4776 * varasm.c (make_decl_rtx): Likewise.
4778 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4780 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4781 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4783 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4785 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4788 2001-08-16 Andreas Jaeger <aj@suse.de>
4790 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4793 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4795 * rtl.h (only_sets_cc0_p): New prototype.
4796 * jump.c (sets_cc0_p): Handle INSN.
4797 (only_sets_cc0_p): New function.
4798 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4799 (tidy_fallthru_edge): Likewise.
4800 * integrate.c (copy_insn_list): Likewise.
4801 * unroll.c (unroll_loop): Likewise.
4802 (copy_loop_body): Likewise.
4804 2001-08-15 Jason Eckhardt <jle@redhat.com>
4806 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4808 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4810 * predict.c (struct block_info_def): Remove nvisited.
4811 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4812 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4814 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4815 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4818 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4820 * predict.def: Update hitrates.
4822 2001-08-15 Richard Henderson <rth@redhat.com>
4824 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4826 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4828 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4829 note from its associated jump.
4831 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4833 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4834 also on 64-bit s390x targets.
4836 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4838 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4840 (arm_expand_prologue): Handled nested functions which take a
4841 variable argument list.
4842 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4843 macro with an invocation of
4844 arm_compute_initial_elimination_offset.
4845 * config/arm/arm-protos.h: Prototype
4846 arm_compute_initial_elimination_offset.
4848 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4850 * doc/install.texi (Specific, avr): Fix markup.
4851 (Specific, c4x): Ditto.
4853 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4855 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4857 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4859 * Makefile.in (OBJS): Add rtl-error.o
4860 (rtl-error.o): New rule.
4861 (diagnostic.o): Adjust dependency.
4862 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4863 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4864 warning_for_asm): Move to...
4865 rtl-error.c: ...here. New file.
4867 2001-08-14 Richard Henderson <rth@redhat.com>
4869 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4870 if USING_SJLJ_EXCEPTIONS.
4872 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4874 * tlink.c (scan_linker_output): Check string for unsatisfied in
4875 addition to undefined and unresolved.
4877 2001-08-14 Graham Stott <grahams@redhat.com>
4879 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4880 EH_FRAME_SECTION_NAME.
4882 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4884 * genattrtab.c (simplify_test_exp_in_temp): New function.
4885 (simplify_test_exp): Avoid explicit use of temporary obstack.
4886 (simplify_cond, insert_right_side, evaluate_eq_attr,
4887 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4888 Use simplify_test_exp_in_temp.
4889 (optimize_attrs): Iterate until expression stabilizes.
4891 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4893 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4894 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4896 2001-08-13 Richard Henderson <rth@redhat.com>
4898 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4899 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4900 * config/arm/conix-elf.h: Likewise.
4902 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4904 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4906 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4908 * gcse.c (hash_scan_set): Expressions that are set as part of
4909 jump instructions are not available.
4911 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4913 * config/s390/s390.c (print_operand, s390_function_prologue,
4914 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4916 2001-08-13 Richard Henderson <rth@redhat.com>
4918 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4919 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4920 * doc/tm.texi (Exception Region Output): Document it.
4922 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4924 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4925 DWARF2 instead of stabs by default.
4927 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4929 * config/rs6000/rs6000.c: Include optabs.h.
4931 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4933 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4934 save/restore routines.
4935 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4937 2001-08-13 Andreas Jaeger <aj@suse.de>
4939 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4940 the english is correct.
4942 2001-08-13 Zack Weinberg <zackw@panix.com>
4944 * expr.h: Split out optab- and libfunc-related code to...
4945 * optabs.h, libfuncs.h: ... these new headers.
4947 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4949 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4951 * mkconfig.sh: Don't include insn-codes.h from config.h.
4953 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4954 enum insn_code is available. Move reload_in_optab and
4955 reload_out_optab array declarations to optabs.h.
4956 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4957 there, prototype in expr.h.
4958 * gencodes.c: Cleanup: zap global variables, don't use
4959 printf where puts will do, don't bother defining MAX_INSN_CODE
4960 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4962 * genemit.c, genopinit.c: Include optabs.h in generated file.
4963 * genoutput.c: Include insn-codes.h in generated file.
4964 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4965 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4966 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4967 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4968 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4969 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4971 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4972 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4973 config/m88k/m88k.c, config/sparc/sparc.c:
4975 * reload.c: Include expr.h and optabs.h before reload.h.
4976 * config/alpha/alpha.c: Include tree.h before reload.h.
4977 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4978 and reload.h in that order.
4979 * config/sparc/sparc.c: Include debug.h.
4980 * recog.c: Include insn-codes.h.
4982 2001-08-13 Andreas Jaeger <aj@suse.de>
4984 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4987 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4989 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4990 * gcc.c (init_spec): Fix typo in comment.
4991 * varasm.c (data_section): Fix typo in comment.
4993 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4995 * predict.c (dump_prediction): New argument "USED".
4996 (combine_predictions_for_insn): Determine the used heuristics,
4997 output the case no heuristic applied.
4998 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5000 2001-08-13 Andreas Jaeger <aj@suse.de>
5002 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5005 2001-08-13 Kazu Hirata <kazu@hxi.com>
5007 * jump.c: Fix formatting.
5009 2001-08-13 Kazu Hirata <kazu@hxi.com>
5011 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5014 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5016 * loop.c (check_dbra_loop): Use condjump_label to compute
5019 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5020 to better document the files they're in.
5022 2001-08-12 Zack Weinberg <zackw@panix.com>
5024 * recog.h (struct insn_operand_data): Shrink 'mode' field
5027 2001-08-12 Kazu Hirata <kazu@hxi.com>
5029 * gcc.c: Fix comment formatting.
5030 * gccspec.c: Likewise.
5033 * genemit.c: Likewise.
5034 * gengenrtl.c: Likewise.
5035 * genrecog.c: Likewise.
5036 * gensupport.c: Likewise.
5037 * ggc-page.c: Likewise.
5038 * global.c: Likewise.
5039 * graph.c: Likewise.
5040 * ifcvt.c: Likewise.
5041 * integrate.c: Likewise.
5043 * libgcc2.c: Likewise.
5045 * mbchar.c: Likewise.
5046 * optabs.c: Likewise.
5047 * predict.c: Likewise.
5048 * prefix.c: Likewise.
5049 * profile.c: Likewise.
5050 * protoize.c: Likewise.
5052 * recog.c: Likewise.
5053 * regclass.c: Likewise.
5054 * regmove.c: Likewise.
5055 * reg-stack.c: Likewise.
5056 * reload1.c: Likewise.
5057 * resource.c: Likewise.
5058 * rtlanal.c: Likewise.
5061 2001-08-12 Kazu Hirata <kazu@hxi.com>
5063 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5064 a tree representing a constant is passed to the macro.
5066 2001-08-12 Richard Henderson <rth@redhat.com>
5068 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5069 (rs6000_elf_asm_out_destructor): New.
5070 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5071 (DTORS_SECTION_ASM_OP): Remove.
5072 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5073 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5075 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5078 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5079 * gcc.c (set_collect_gcc_options): New function, split out from
5081 Ignore elided switches.
5082 (do_spec_1): Invoke before executing command.
5083 (set_input): Export.
5084 Move declaration ...
5085 * gcc.h (set_input): ... here.
5086 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5089 2001-08-12 Richard Henderson <rth@redhat.com>
5091 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5092 thinko wrt TARGET_RELOCATABLE.
5094 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5096 * fix-header.c (cb_file_change): Update prototype.
5098 2001-08-11 Zack Weinberg <zackw@panix.com>
5100 * toplev.c (set_float_handler): Make static.
5101 * toplev.h: Don't prototype set_float_handler.
5103 * simplify-rtx.c: Don't include setjmp.h.
5104 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5106 (simplify_unary_operation, simplify_binary_operation): Use them,
5107 via do_float_handler.
5109 * fold-const.c: Don't include setjmp.h.
5110 (exact_real_inverse_1): New function.
5111 (exact_real_inverse): Use it, via do_float_handler.
5113 * varasm.c: Don't include setjmp.h.
5114 (assemble_real_1): New function.
5115 (assemble_real): Use it, via do_float_handler.
5116 Call internal_error if we get a trap here.
5118 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5119 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5121 2001-08-11 Zack Weinberg <zackw@panix.com>
5123 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5124 STACK_BOUNDARY if not already defined.
5126 * calls.c, function.c, reload1.c, explow.c: Don't default
5127 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5128 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5130 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5133 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5134 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5136 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5138 * cppmacro.c (enter_macro_context): Push macro expansions even
5141 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5143 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5144 (rs6000_elf_section_type_flags): Actually return a value.
5146 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5148 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5149 Clean up code: add missing comments and prototypes, fix warnings,
5150 remove obsolete code, fix spacing to conform to coding style.
5152 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5154 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5155 and TARGET_ASM_CLOSE_PAREN.
5156 (regclass_map): CC register belongs to class NO_REGS.
5157 (legitimize_pic_address): Don't generate unnecessary moves
5158 (to avoid confusing loop optimization).
5159 (check_and_change_labels): Replace jump_long by indirect_jump.
5160 (s390_final_chunkify): Don't start a new literal pool on section
5161 switch in 64-bit code.
5162 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5164 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5165 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5166 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5168 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5169 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5170 (CONST_COSTS): Fixed incorrect costs.
5172 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5173 Use emit_jump instead of emit_jump_insn (gen_jump).
5174 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5175 (to avoid confusing flow analysis).
5176 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5177 (casesi, casesi_jump): New.
5178 (jump_long): Removed. Functionality merged into indirect_jump.
5179 (indirect_jump): Accept address_operand, not just register_operand.
5180 (cjump_long, icjump_long): Use same logic as indirect_jump.
5181 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5182 Fixed broken setjmp/longjmp handling.
5183 (do_builtin_setjmp_setup): Removed.
5185 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5186 broken GNU as versions that don't accept .quad with large
5187 negative values. Use hexadecimal output instead.
5188 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5189 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5190 FUNCTION_EPILOGUE): Removed. Now in targetm.
5192 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5194 * config/s390/fixdfdi.h: Add missing copyright statement.
5195 Fix type conflicts on 64-bit. Add missing SFmode routines.
5197 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5200 2001-08-11 Richard Henderson <rth@redhat.com>
5202 * rtl.h (REG_EH_RETHROW): Remove.
5203 * rtl.c (reg_note_name): Update.
5204 * combine.c (distribute_notes): Don't check for it.
5206 2001-08-11 Richard Henderson <rth@redhat.com>
5208 * combine.c (distribute_notes): Place REG_SETJMP.
5210 2001-08-11 Richard Henderson <rth@redhat.com>
5212 * doc/extend.texi (Arrays and pointers implementation): Discourage
5213 relying on sign-extension of pointers.
5215 2001-08-11 H.J. Lu <hjl@gnu.org>
5217 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5219 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5220 RDATA_SECTION_ASM_OP.
5222 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5224 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5225 main manual to work both for info and HTML versions.
5227 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5228 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5230 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5231 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5232 (struct cpp_pool): New member first.
5233 * cppinit.c (append_include_chain): Plug memory leaks.
5234 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5235 Allocate pragma structures from the (aligned) macro pool to
5236 avoid leaking memory.
5237 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5238 so we don't leak memory.
5239 * hashtable.c (ht_destroy): New.
5240 * hashtable.h (ht_destroy): New.
5242 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5243 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5245 * c-lex.c (map): Make const.
5246 (cb_file_change): Update for callback passing a line map.
5247 Don't assume we have a previous map. Remove sanity check
5248 about popping too many files.
5249 * cpperror.c (print_location): Make map const.
5250 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5251 (cpp_make_system_header): Similarly.
5252 (search_from): Similarly.
5253 (_cpp_execute_include): Don't remember where we came from.
5254 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5255 (struct cpp_reader): Make map const.
5256 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5257 * cpplib.c (do_line): Update; line maps now hold sysp.
5258 (cpp_push_buffer): Similarly.
5259 (_cpp_do_file_change): Similarly; callback with map instead.
5260 (cpp_get_line_maps): Constify return value.
5261 (_cpp_pop_buffer): Update.
5262 * cpplib.h (struct cpp_file_change): Remove.
5263 (struct cpp_callbacks): Update.
5264 (cpp_get_line_maps): Constify return value.
5265 * cppmacro.c (_cpp_create_definition): Update.
5266 * cppmain.c (struct printer): Constify map.
5267 (maybe_print_line): Similarly.
5268 (print_line): Similarly. Deduce flags 1 and 2 here.
5269 (cb_file_change): Update.
5270 * line-map.c (free_line_maps): Warn regardless.
5271 (add_line_map): Return pointer to const. When passed NULL to_file
5272 with LC_LEAVE, use the obvious values for the return point so the
5273 caller doesn't have to figure them out.
5274 (lookup_line): Return pointer to const.
5275 (print_containing_files): Take pointer to const.
5276 * line-map.h (struct line_map): New members reason, sysp.
5277 (add_line_map): Return pointer to const.
5278 (lookup_line): Similarly.
5279 (print_containing_files): Take pointer to const.
5281 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5282 Richard Henderson <rth@redhat.com>
5284 * regmove.c (regmove_optimize): Avoid setting a register twice in
5287 2001-08-10 Richard Henderson <rth@redhat.com>
5289 * doc/extend.texi (Arrays and pointers implementation): Document
5290 behavior of pointer/integer conversion.
5292 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5294 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5296 2001-08-10 Richard Henderson <rth@redhat.com>
5298 * doc/extend.texi (C Implementation): New chapter.
5299 * doc/gcc.texi (Top): Link it in.
5301 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5303 * doc/install.texi (Specific): Fix CVS merge botch.
5305 2001-08-10 Richard Henderson <rth@redhat.com>
5307 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5308 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5310 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5312 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5313 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5314 this macro is now required.
5316 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5317 loop.c (find_and_verify_loops), reload.c (reload): Check
5318 for rtx code of CALL_INSN, not CALL, when deciding if we
5319 need to check for REG_SETJMP note.
5321 * gcse.c (compute_hash_table, compute_store_table): Update
5322 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5325 * config/avr/avr.c: Fix typo.
5326 * config/convex/convex.c (expand_movstr): Use adjust_address.
5327 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5329 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5330 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5332 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5333 Do define STACK_BOUNDARY.
5334 * config/i370/i370.c: Include expr.h.
5335 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5336 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5337 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5338 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5339 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5340 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5341 * config/romp/romp.c: Include expr.h after tree.h.
5343 (output_fpop): Use xmalloc, not oballoc.
5344 * config/we32k/we32k.c: Include expr.h.
5346 2001-08-10 Kazu Hirata <kazu@hxi.com>
5348 * config/h8300/h8300.h: Fix formatting.
5350 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5352 * c-common.h (RETURN_NULLIFIED_P): Lose.
5353 * c-semantics.c (genrtl_return_stmt): Don't check it.
5355 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5357 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5358 (mips_annotate_frame_insn): New function.
5359 (mips_emit_frame_related_store): New function.
5360 (save_restore_insns): Don't mark instructions that set up the base
5361 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5362 the store instructions instead.
5363 (mips_expand_prologue): If the stack size is moved into a temporary
5364 register, do not mark that move as frame-related. Add a
5365 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5367 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5369 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5370 stack slot as unchanging if current_function_calls_eh_return.
5372 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5374 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5375 access the second half of the TFmode scratch operand.
5377 2001-08-10 Anthony Green <green@redhat.com>
5379 * java/class.c (emit_register_classes): Conditionalize code on
5382 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5384 * doc/install.texi (Specific, avr): Fix cross-reference to the
5385 main manual to work both for info and HTML versions.
5387 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5389 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5390 and "use_goto" argument.
5391 (expand_null_return, expand_value_return): Update all callers.
5392 * function.c (expand_function_end): Remove code to generate simple
5394 * config/vax/vax.md (epilogue): New expander for function return.
5395 * doc/md.texi (epilogue): Remove "if defined".
5397 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5399 * Makefile.in: Partially revert my previous change:
5400 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5401 of the hashtab.o and safe-ctype.o rules.
5403 2001-08-09 Richard Henderson <rth@redhat.com>
5405 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5406 (USE_COLLECT2): Remove duplicate definition.
5407 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5408 (use_collect2): Remove dead code.
5409 * configure.in (use_collect2): Remove will_use_collect2 and
5410 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5411 * configure: Rebuild.
5413 * target.h (targetm.asm_out.constructor): New.
5414 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5415 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5416 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5417 * varasm.c (in_ctors, in_dtors): New.
5418 (assemble_constructor, assemble_destructor): Remove.
5419 (default_stabs_asm_out_destructor): New.
5420 (default_named_section_asm_out_destructor): New.
5421 (dtors_section, default_dtor_section_asm_out_destructor): New.
5422 (default_stabs_asm_out_constructor): New.
5423 (default_named_section_asm_out_constructor): New.
5424 (ctors_section, default_ctor_section_asm_out_constructor): New.
5425 * output.h: Update declarations.
5426 * c-decl.c (c_expand_body): Use target hooks instead of
5427 assemble_constructor and assemble_destructor.
5428 * profile.c (output_func_start_profiler): Likewise.
5429 * objc/objc-act.c (finish_objc): Likewise.
5430 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5431 for the constructor.
5432 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5434 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5435 (DTORS_SECTION_ASM_OP): Likewise.
5436 (__CTOR_LIST__): Use attribute section when possible.
5437 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5439 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5440 ASM_OUTPUT_CONSTRUCTOR.
5442 * config/darwin.c (machopic_asm_out_constructor): New.
5443 (machopic_asm_out_destructor): New.
5444 * config/darwin-protos.h: Update declarations.
5445 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5446 (ASM_OUTPUT_DESTRUCTOR): Remove.
5447 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5448 * config/nextstep.c (nextstep_asm_out_constructor): New.
5449 (nextstep_asm_out_destructor): New.
5450 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5451 (ASM_OUTPUT_DESTRUCTOR): Remove.
5452 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5453 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5454 ASM_OUTPUT_*STRUCTOR.
5455 * config/i386/aix386ng.h: Likewise.
5457 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5458 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5459 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5460 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5461 * config/lynx.h: Likewise.
5462 * config/netware.h: Likewise.
5463 * config/psos.h: Likewise.
5464 * config/alpha/alpha-interix.h: Likewise.
5465 * config/alpha/elf.h: Likewise.
5466 * config/arc/arc.h: Likewise.
5467 * config/arm/aof.h: Likewise.
5468 * config/arm/coff.h: Likewise.
5469 * config/arm/elf.h: Likewise.
5470 * config/c4x/c4x.h: Likewise.
5471 * config/h8300/h8300.h: Likewise.
5472 * config/i386/cygwin.h: Likewise.
5473 * config/i386/djgpp.h: Likewise.
5474 * config/i386/i386-coff.h: Likewise.
5475 * config/i386/i386-interix.h: Likewise.
5476 * config/i386/sco5.h: Likewise.
5477 * config/i386/vsta.h: Likewise.
5478 * config/i386/win32.h: Likewise.
5479 * config/i960/i960-coff.h: Likewise.
5480 * config/ia64/sysv4.h: Likewise.
5481 * config/m68hc11/m68hc11.h: Likewise.
5482 * config/m68k/coff.h: Likewise.
5483 * config/m68k/mot3300.h: Likewise.
5484 * config/m88k/m88k.h: Likewise.
5485 * config/mcore/mcore-pe.h: Likewise.
5486 * config/mcore/mcore.h: Likewise.
5487 * config/mips/elf.h: Likewise.
5488 * config/mips/elf64.h: Likewise.
5489 * config/mips/iris6.h: Likewise.
5490 * config/pa/pa64-hpux.h: Likewise.
5491 * config/rs6000/sysv4.h: Likewise.
5492 * config/sh/sh.h: Likewise.
5493 * config/sparc/litecoff.h: Likewise.
5495 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5496 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5497 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5498 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5499 (ASM_OUTPUT_DESTRUCTOR): Remove.
5500 * config/a29k/a29k.c: Move include of tree.h.
5501 * config/a29k/udi.h: Delete file.
5502 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5503 (vms_asm_out_destructor): New.
5504 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5505 (EXTRA_SECTION_FUNCTIONS): Likewise.
5506 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5507 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5508 * config/c4x/c4x.c: Move include of tree.h.
5509 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5510 (clix_asm_out_destructor): New.
5511 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5512 (ASM_OUTPUT_DESTRUCTOR): Remove.
5513 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5514 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5515 (TARGET_ASM_CONSTRUCTOR): New.
5516 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5517 (sco_asm_out_constructor): New.
5518 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5519 * config/i386/svr3gas.h: Remove stack grows up code.
5520 Remove code duplicated from i386/sysv3.h.
5521 (TARGET_ASM_CONSTRUCTOR): New.
5522 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5523 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5524 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5525 (TARGET_ASM_CONSTRUCTOR): New.
5526 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5527 (m68hc11_asm_out_destructor): New.
5528 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5529 (TARGET_ASM_DESTRUCTOR): New.
5530 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5531 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5532 config/svr3.h pertaining to section manipulation.
5533 * config/m68k/dpx2g.h: Remove #if 0 code.
5534 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5535 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5536 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5537 (TARGET_ASM_CONSTRUCTOR): New.
5538 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5539 (m88k_svr3_asm_out_constructor): New.
5540 (m88k_svr3_asm_out_destructor): New.
5541 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5542 (ASM_OUTPUT_DESTRUCTOR): Remove.
5543 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5544 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5545 * config/rs6000/aix.h: Likewise.
5546 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5547 * config/mips/vxworks.h: Likewise.
5548 * config/rs6000/lynx.h: Likewise.
5549 * config/sh/elf.h: Likewise.
5550 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5551 (DTORS_SECTION_ASM_OP): New.
5552 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5553 (ASM_OUTPUT_DESTRUCTOR): Remove.
5554 * config/sparc/sol2-sld-64.h: Likewise.
5555 * config/vax/vax.c (vms_asm_out_constructor): New.
5556 (vms_asm_out_destructor): New.
5557 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5558 (ASM_OUTPUT_DESTRUCTOR): Remove.
5559 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5561 * doc/tm.texi (@node Initialization): Update.
5563 2001-08-09 Richard Henderson <rth@redhat.com>
5565 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5566 (__do_global_dtors_aux): Use gp-relative static data to avoid
5567 one dynamic relocation.
5568 (__do_frame_setup): Register Java classes.
5569 * config/alpha/crtend.asm (__JCR_END__): New.
5571 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5573 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5574 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5575 (GEN, STAGESTUFF): Add new files.
5576 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5577 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5578 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5579 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5580 as well as insn-codes.h and insn-flags.h in config.h; and no
5581 extra headers in tconfig.h and hconfig.h.
5583 * gencodes.c: Eliminate code to generate predicate declarations
5584 or #defines for md-file constants.
5585 * genconstants.c, genpreds.c: New files.
5587 * i386.md: Re-order guard expressions such that TARGET_64BIT
5588 comes first, when this permits better optimization. Add
5589 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5590 why this is desirable.
5592 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5594 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5595 (find_fde_for_dso): Remove.
5596 (_Unwind_IteratePhdrCallback): New.
5597 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5598 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5600 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5602 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5603 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5605 2001-08-09 Graham Stott <grahams@redhat.com>
5607 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5608 (vis_no_unit): Use it.
5609 (visualize_no_unit): Add the insn only if room exists.
5611 2001-08-09 Graham Stott <grahams@redhat.com>
5613 * predict.c (estimate_probability): Replace magic numbers with
5614 appropriate enumeration.
5616 2001-08-09 Graham Stott <grahams@redhat.com>
5618 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5620 (EXTRACT_FLAGS): Likewise.
5622 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5624 * config/mips/mips.c (mips_legitimate_address_p): Check for
5625 CONST_INT in last patch.
5627 2001-08-08 Anthony Green <green@redhat.com>
5629 * java/class.c (emit_register_classes): Use assemble_jcr if
5630 possible. Keep the original mechanism as a fallback.
5631 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5632 and weak symbol support.
5633 * crtstuff.c (__JCR_LIST__): Define.
5634 (__JCR_END__): Define.
5635 (_Jv_RegiserClasses): Define weak symbol if possible.
5636 (__do_global_ctors_aux): Register classes for ELF targets with
5637 weak symbol support.
5639 2001-08-08 Kazu Hirata <kazu@hxi.com>
5641 * dbxout.c: Fix comment formatting.
5642 * dependence.c: Likewise.
5644 * diagnostic.c: Likewise.
5645 * dominance.c: Likewise.
5646 * doprint.c: Likewise.
5647 * dwarf2out.c: Likewise.
5648 * dwarfout.c: Likewise.
5649 * emit-rtl.c: Likewise.
5650 * except.c: Likewise.
5651 * explow.c: Likewise.
5652 * expmed.c: Likewise.
5655 * fold-const.c: Likewise.
5656 * function.c: Likewise.
5658 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5660 * global.c (retry_global_alloc): Avoid shadowing allocno.
5662 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5664 * except.c (remove_fixup_regions): Fix typo.
5666 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5668 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5669 unsigned HOST_WIDE_INT to avoid warning.
5670 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5671 * flow.c (set_block_for_new_insns): Likewise.
5673 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5675 * sibcall.c (return_value_pseudo): New static variable.
5676 (skip_copy_to_return_value): Handle return_value_pseudo.
5677 (call_ends_block_p): Ensure that return_value_pseudo is set.
5678 (optimize_sibling_and_tail_recursive_call): Discover the
5679 load of pseudo return value in alternate exit block.
5681 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5683 * calls.c (ECF_ALWAYS_RETURN): New constant.
5684 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5685 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5686 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5687 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5688 * rtl.c (reg_note_name): New name.
5689 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5691 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5693 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5695 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5697 * alias.c (get_alias_set): Return a previously calculated
5698 alias set for a VAR_DECL.
5699 * function.c (gen_mem_addressof): Calculate the alias set before
5702 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5704 * predict.def: Set hitrates according our experimental run.
5706 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5708 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5710 2001-08-08 H.J. Lu <hjl@gnu.org>
5712 * config/mips/mips.c (mips_unique_section): New. Copied from
5715 * config/mips/mips-protos.h (mips_unique_section): New
5718 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5720 * config/mips/little.h: New. Generic little endian mips
5721 targets. Only mips*-*-linux* is converted to use it so far.
5723 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5724 (WCHAR_TYPE): Defined
5725 (WCHAR_TYPE_SIZE): Likewise.
5726 (INIT_SUBTARGET_OPTABS): Likewise.
5727 (BSS_SECTION_ASM_OP): Likewise.
5728 (SBSS_SECTION_ASM_OP): Likewise.
5729 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5730 (ASM_DECLARE_OBJECT_NAME): Likewise.
5731 (UNIQUE_SECTION): Likewise.
5732 (EXTRA_SECTIONS): Likewise.
5733 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5734 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5735 (ASM_OUTPUT_DEF): Likewise.
5736 (HANDLE_SYSV_PRAGMA): Removed.
5737 (NO_IMPLICIT_EXTERN_C): Likewise.
5738 (TARGET_MEM_FUNCTIONS): Likewise.
5739 (STARTFILE_SPEC): Likewise.
5740 (ENDFILE_SPEC): Likewise.
5741 (LIB_SPEC): Likewise.
5742 (INVOKE__main): Likewise.
5743 (CTOR_LIST_BEGIN): Likewise.
5744 (CTOR_LIST_END): Likewise.
5745 (DTOR_LIST_BEGIN): Likewise.
5746 (DTOR_LIST_END): Likewise.
5747 (SET_ASM_OP): Likewise.
5748 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5749 (ASM_OUTPUT_DEF): Likewise.
5750 (ASM_OUTPUT_IDENT): Likewise.
5752 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5753 (CPLUSPLUS_CPP_SPEC): Likewise.
5754 (ASM_APP_ON) Redefine only if not defined.
5755 (ASM_APP_OFF): Likewise.
5756 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5757 (ASM_OUTPUT_IDENT): Likewise.
5759 * config.gcc: Update tm_file for Linux/mips.
5761 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5763 * cselib.c (cselib_record_sets): If insn is predicated, turn
5764 sources into IF_THEN_ELSEs.
5766 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5767 Turn into define_insn_and_split.
5769 * sched-deps.c: Include "cselib.h".
5770 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5771 Use cselib to turn memory addresses into VALUEs.
5772 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5773 * sched-int.h (struct sched_info): New member USE_CSELIB.
5774 * sched-ebb.c (ebb_sched_info): Initialize it.
5775 * sched-rgn.c (rgn_sched_info): Likewise.
5776 * Makefile.in (sched-deps.o): Update dependencies.
5778 * cselib.h (cselib_subst_to_values): Declare.
5779 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5780 that have no value and autoincs to be handled by generating a new
5783 2001-08-08 Graham Stott <grahams@redhat.com>
5785 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5786 within fixed length SEQUENCE.
5788 2001-08-08 Graham Stott <grahams@redhat.com>
5790 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5791 (diagnostic_prefixing_rule): Likewise.
5792 (diagnostic_line_cutoff): Likewise.
5793 (diagnostic_kind_count): Likewise.
5795 2001-08-08 Graham Stott <grahams@redhat.com>
5797 * alias.c (find_base_decl): Delete redundent assignment.
5799 2001-08-08 Graham Stott <grahams@redhat.com>
5801 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5802 (abs): Uppercase and paranthesize macro parameter.
5803 (MEM_DEPENDENCY): Add whitespace.
5805 2001-08-08 Graham Stott <grahams@redhat.com>
5807 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5808 failure check for CONST_INT
5810 2001-08-08 Graham Stott <grahams@redhat.com>
5812 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5813 (libcall_dead_p): Likewise.
5815 (mark_used_regs): Constify fmt.
5816 (find_use_as_address): Likewise.
5818 2001-08-08 Graham Stott <grahams@redhat.com>
5820 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5823 2001-08-08 Graham Stott <grahams@redhat.com>
5825 * combine.c (combine_simplify_rtx): Update comment and
5826 remove erroneous test.
5828 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5830 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5831 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5832 take care to avoid multiple no-newline at EOF warnings in that
5835 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5837 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5838 (emit_library_call_value_1): Likewise.
5839 (emit_call_1): Emit REG_SETJMP note.
5840 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5842 * cselib.c (cselib_process_insn): Likewise.
5843 * flow.c (propagate_block): Likewise.
5844 * loop.c (find_and_verify_loops): Likewise.
5845 * reload.c (find_equiv_regs): Likewise.
5846 * reload1.c (reload): Likewise.
5847 * resource.c (mark_referenced_resources,
5848 mark_set_resources): Likewise.
5849 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5850 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5851 * haifa-sched.c (unlink_other_notes): Likewise.
5852 (reemit_notes): Likewise.
5853 * sched-ebb.c (sched_ebb): Likewise.
5854 * sched-rgc.c (sched_region): Likewise.
5855 * rtl.c (note_insn_name): Likewise.
5856 (reg_note_name): Add REG_SETJMP
5857 * rtl.h (reg_note): Add REG_SETJMP.
5858 (insn_note): Remove NOTE_INSN_SETJMP.
5860 * profile.c (branch_prob): Add fake edges for setjmp.
5862 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5864 * config.gcc: Quote target_cpu_default2 correctly for
5865 powerpc*-*-* targets.
5867 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5869 * cpplib.h, line-map.h: Update comments.
5870 * cppmain.c (printer_init): Move inline.
5871 (maybe_print_line, print_line): Take a map pointer.
5872 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5873 (cb_file_change): Don't use prior value of print.map.
5875 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5877 * doc/install.texi: Document fine-grained multilib configuration.
5879 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5881 * rtlanal.c (find_first_parameter_load): Call note_stores
5882 only on the instructions.
5884 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5886 * alias.c (nonlocal_mentioned_p):
5887 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5888 * calls.c (emit_call_1): Likewise.
5889 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5890 * cselib.c (cselib_process_insn): Likewise.
5891 * df.c (df_insns_modify): Likewise.
5892 * flow.c (need_fake_edge_p): Likewise.
5893 (propagate_one_insn): Likewise.
5894 * haifa-sched.c (reemit_notes): Likewise.
5895 * integrate.c (copy_insn_list): Likewise.
5896 * jump.c (delete_prior_computation): Likewise.
5897 * local-alloc.c (validate_equiv_mem): Likewise.
5898 * loop.c (scan_loop): Likewise.
5899 * predict.c (estimate_probability): Likewise.
5900 * reload.c (reload): Likewise.
5901 * sched-deps (sched_analyze): Likewise.
5902 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5903 * gcse.c (compute_hash_table): Likewise.
5904 (mark_call): Likewise.
5905 (store_killed_in_insn): Likewise.
5907 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5909 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5911 2001-08-06 Richard Henderson <rth@redhat.com>
5913 * varasm.c (assemble_gc_entry): Remove.
5914 * output.h: Likewise.
5916 2001-08-06 Richard Henderson <rth@redhat.com>
5918 * varasm.c (assemble_constructor): Take a symbol_ref and a
5919 priority instead of a bare string. Move priority handling
5920 here from cp/decl2.c.
5921 * output.h: Update decls.
5923 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5924 and assemble_destructor.
5925 * profile.c (output_func_start_profiler): Likewise.
5926 * objc/objc-act.c (finish_objc): Likewise.
5927 (build_module_descriptor): Return the symbol not the symbol name.
5929 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5931 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5932 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5933 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5934 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5935 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5936 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5938 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5940 * cpperror.c (print_containing_files): Moved to line-map.c.
5941 (print_location): line-map.c handles re-listing or otherwise.
5942 * cpphash.h (struct lexer_state): Remove next_bol.
5943 (struct cpp_buffer): Remove include_stack_listed.
5944 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5945 Remove faked buffer handling.
5946 (_cpp_do_file_change): Tweak.
5947 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5948 * cppmain.c (struct printer): Remove filename.
5949 (print_line, cb_file_change): Update accordingly.
5950 * line-map.c: Include intl.h.
5951 (init_line_maps): Initialize last_listed.
5952 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5953 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5954 (print_containing_files): New.
5955 * line-map.h (struct line_maps): New member last_listed.
5956 (print_containing_files, INCLUDED_FROM): New.
5957 * Makefile.in: Update.
5958 * po/POTFILES.in: Add line-map.c.
5960 2001-08-06 Richard Henderson <rth@redhat.com>
5962 * except.c (convert_from_eh_region_ranges_1): Never mark
5963 USE or CLOBBER insns as throwing.
5965 * expr.c (store_constructor): Don't clobber memory targets.
5967 2001-08-06 Andreas Jaeger <aj@suse.de>
5969 * profile.c (branch_prob): Remove unused variable insn.
5971 * Makefile.in (local-alloc.o): Add dependency on except.h.
5973 * local-alloc.c: Include except.h for can_throw_internal prototype.
5975 2001-08-06 Richard Henderson <rth@redhat.com>
5977 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5978 * function.c (expand_main_function): Implement it.
5979 * doc/tm.texi: Document it.
5981 2001-08-06 Stan Shebs <shebs@apple.com>
5983 * doc/install.texi: Document powerpc-*-darwin* details.
5985 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5987 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5988 (ASM_CPU_SPEC): Move back to rs6000.h
5989 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5991 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5993 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5996 * config/rs6000/linux64.h: Ditto.
5998 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5999 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6002 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6003 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6005 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6008 2001-08-05 Richard Henderson <rth@redhat.com>
6010 * local-alloc.c (update_equiv_regs): Do not move insns that
6013 2001-08-05 Jan Hubicka <jh@suse.cz>
6015 * Makefile.in (reload1.o): Add dedendancy on except.h
6016 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6018 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6019 indicating wehther edges has been cleaned up.
6020 * reload1.c: Inlucde except.h
6021 (fixup_abnormal_edges): Accept deleted insns.
6022 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6025 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6027 * cpplib.c (do_line): Correct line number after pop_buffer.
6029 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6031 PR preprocessor/3824
6032 * line-map.c: Update comments.
6033 * line-map.h: Update comments.
6034 * tradcif.y: Don't consider large numbers unsigned.
6036 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6038 PR preprocessor/3081
6039 * c-lex.c (map): New.
6040 (cb_file_change): Update map and use it.
6041 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6042 (c_lex): Update to use map.
6043 * cpperror.c (print_location): Move to using logical line numbers.
6044 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6045 (cpp_make_system_header): Similarly.
6046 (_cpp_execute_include): Stop line numbering hacks. Store the
6047 line we will return to.
6048 * cpphash.h (CPP_BUF_LINE): Remove.
6049 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6050 Add map and return_to_line.
6051 (_cpp_do_file_change): Update.
6052 * cppinit.c (cpp_start_read): Update line kludge.
6053 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6054 (trigraph_ok): Use logical line numbers for diagnostics.
6055 (skip_block_comment): Likewise.
6056 (skip_whitespace): Likewise.
6057 (skip_line_comment): Use pfile->line instead.
6058 (_cpp_lex_token): Update to use logical line numbering exclusively.
6059 Handle BOL locally. Accept new lines in directives, but keep
6060 pfile->line decremented. Diagnostics use logical lines. Update
6062 * cpplib.c (SEEN_EOL): New.
6063 (skip_rest_of_line, check_eol): Use it.
6064 (end_directive): Increase line number when accepting the newline
6065 at the end of a directive.
6066 (run_directive): Simplify.
6067 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6068 (_cpp_do_file_change): Update to take buffer line number as an
6069 argument, and store the current map in the cpp_reader. Remove
6070 line number kludges.
6071 (_cpp_do__Pragma): Restore output position after a _Pragma.
6072 (cpp_push_buffer): Don't set output line or lineno.
6073 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6074 Remove line kludge. Set output_line.
6075 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6076 (parse_arg): Use logical lines.
6077 (save_lookahead_token): Save EOFs too now.
6078 * cppmain.c (struct printer): Fix comments.
6079 (printer_init): Simplify, let caller do errors.
6080 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6081 (maybe_print_line): Simplify.
6082 (print_line): Don't print a linemarker if -P.
6083 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6084 (cb_file_change): Simplify.
6085 * line-map.h (LAST_SOURCE_LINE): Fix.
6086 (CURRENT_LINE_MAP): New.
6088 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6090 * doloop.c (doloop_modify_runtime): Properly compute number of
6091 iterations if loop was unrolled.
6093 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6094 if their CSELIB_VAL_PTRs are.
6096 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6097 (setup_spill_pointers): Initialize it.
6098 (spill_restore_mem): Set it.
6099 (do_spill, do_restore): Use it to add REG_INC note.
6100 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6102 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6103 asms if other insns are available.
6105 * config/ia64/ia64.c (condop_operator): New predicate.
6106 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6107 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6110 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6111 temporary register than directly using a MEM.
6113 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6115 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6116 parameter in last change.
6118 2001-08-04 Zack Weinberg <zackw@panix.com>
6120 * sparc.md: Don't use #if inside C test expression.
6122 2001-08-04 Richard Henderson <rth@redhat.com>
6124 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6126 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6128 * cpphash.h (struct cpp_reader): New member directive_line.
6129 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6130 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6131 do_pragma): Pass line to callbacks.
6132 (start_directive): Record line of directive.
6133 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6134 cb_include): Similarly.
6135 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6138 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6140 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6143 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6145 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6147 * reload1.c (fixup_abnormal_edges): New static function.
6150 * flow.c (need_fake_edge_p): New function.
6151 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6152 avoid call insn to be very last insn in the insn stream.
6154 * profile.c (branch_prob): Call flow_call_edges_add instead of
6155 doing that by hand; cleanup cfg to re-merge basic blocks once
6158 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6160 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6161 are also on line-map.h.
6162 * cppfiles.c (stack_include_file): Update.
6163 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6164 (_cpp_pop_buffer): New.
6165 * cppinit.c (cpp_destroy, cpp_finish): Update.
6166 (do_includes): Mark each buffer to return at EOF.
6167 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6168 return as requested.
6169 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6170 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6171 * cpplib.h (cpp_pop_buffer): Remove.
6172 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6173 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6175 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6177 (do_preprocessing): Update.
6178 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6179 * c-parse.in (_yylex): Similarly.
6180 * scan-decls.c (scan_decls): Similarly.
6181 * line-map.h: Update comments.
6183 * objc/Make-lang.in (objc-act.o): Update dependencies.
6185 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6187 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6188 and soft register for operand 0.
6189 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6191 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6193 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6194 register for operand 0.
6195 ("bitcmpqi_z_used"): Allow memory for operand 0.
6196 (split "bitcmpqi"): New split to handle address reg as operand 1.
6198 2001-08-04 Andreas Jaeger <aj@suse.de>
6200 * gcse.c: Revert Daniel's last patch.
6202 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6204 * sparc-protos.h: Add prototypes for fp_zero_operand and
6206 * sh-protos.h: Add prototype for fpul_operand.
6208 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6210 * doc/extend.texi (Other Builtins): Fix typo in last change.
6212 2001-08-03 Richard Henderson <rth@redhat.com>
6214 * target.h (gcc_target): Add asm_out.named_section,
6215 section_type_flags, have_named_sections.
6216 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6217 (TARGET_HAVE_NAMED_SECTIONS): New.
6218 (TARGET_SECTION_TYPE_FLAGS): New.
6220 * Makefile.in (toplev.o): Depend on TARGET_H.
6221 (varasm.o, dbxout.o): Likewise.
6222 * c-common.c (decl_attributes): Check targetm.have_named_sections
6223 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6224 * dbxout.c (dbxout_function_decl): Likewise.
6225 (dbxout_function_end): Likewise.
6226 * toplev.c (compile_file): Likewise.
6227 * varasm.c (exception_section): Likewise.
6228 * cp/decl2.c (finish_objects): Likewise.
6230 * defaults.h (EH_FRAME_SECTION): Remove.
6231 (EH_FRAME_SECTION_ASM_OP): Remove.
6232 (EH_FRAME_SECTION_NAME): New.
6233 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6234 (UNIQUE_SECTION_P): Remove.
6235 * dwarf2out.c (SECTION_FORMAT): Remove.
6236 (ASM_OUTPUT_SECTION): Remove.
6237 (output_call_frame_info): Use named_section_flags.
6238 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6239 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6240 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6241 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6242 (named_section_flags): New.
6243 (named_section): Use it and targetm.section_type_flags.
6244 (resolve_unique_section): New.
6245 (assemble_start_function): Use it.
6246 (asm_emit_uninitialised, assemble_variable): Likewise.
6247 (default_section_type_flags): New.
6248 (default_no_named_section, default_elf_asm_named_section): New.
6249 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6250 * output.h: Update varasm.c decls.
6251 (SECTION_*): New flags.
6253 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6254 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6256 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6257 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6258 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6259 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6260 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6261 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6262 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6263 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6264 * config/pa/pa64-hpux.h,
6266 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6267 (TARGET_ASM_NAMED_SECTION): New.
6268 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6269 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6270 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6271 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6272 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6273 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6274 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6275 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6276 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6277 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6278 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6279 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6280 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6281 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6282 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6283 * config/sparc/sysv4.h: Likewise.
6285 * config/nextstep.h: Error until named sections implemented.
6287 * config/a29k/a29k.c (a29k_asm_named_section): New.
6288 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6289 (vms_section_type_flags, vms_asm_named_section): New.
6290 * config/arm/arm.c (arm_elf_asm_named_section): New.
6291 * config/avr/avr.c (asm_output_section_name): Remove.
6292 * config/avr/avr-protos.h: Update.
6293 * config/c4x/c4x.c (c4x_asm_named_section): New.
6294 * config/h8300/h8300.c (h8300_asm_named_section): New.
6295 * config/i386/i386.c (sco_asm_named_section): New.
6296 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6297 (i386_pe_section_type_flags): New.
6298 (i386_pe_asm_named_section): New.
6299 * config/i386/i386-protos.h: Update.
6300 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6301 * config/mcore/mcore.c (mcore_asm_named_section): New.
6302 * config/mips/mips.c (iris6_asm_named_section): New.
6303 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6304 instead of UNIQUE_SECTION_P.
6305 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6306 (xcoff_asm_named_section): New.
6307 * config/sh/sh.c (sh_asm_named_section): New.
6308 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6310 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6311 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6312 (EH_FRAME_SECTION_NAME): New.
6313 (EXCEPTION_SECTION): New.
6314 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6315 (DEBUG_*_SECTION): Remove.
6316 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6317 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6318 (EH_FRAME_SECTION_ASM_OP): Remove.
6320 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6321 (ASM_OUTPUT_SECTION_NAME): Remove.
6322 (TARGET_ASM_NAMED_SECTION): New.
6323 (TARGET_HAVE_NAMED_SECTIONS): New.
6324 (TARGET_SECTION_TYPE_FLAGS): New.
6325 (EH_FRAME_SECTION_ASM_OP): Remove.
6326 (EH_FRAME_SECTION_NAME): New.
6328 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6330 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6331 for complex expressions when cfun == 0.
6332 * doc/extend.texi: Document that __builtin_constant_p can be
6333 used in data initializers as well as functions.
6335 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6337 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6338 variable I locally, instead of expecting a declaration in the
6341 2001-08-03 Richard Henderson <rth@redhat.com>
6343 * except.c (collect_one_action_chain): Add an explicit cleanup
6344 action if regions surrounding a catch were encoded entirely
6345 within the call-site entry.
6347 2001-08-03 Richard Henderson <rth@redhat.com>
6349 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6350 don't take REGNO of a non-register.
6352 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6354 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6355 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6356 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6357 (__gthread_mutex_init_function): New function for mutex initialization.
6359 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6361 * Makefile.in: Revert screwed up commit.
6363 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6365 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6366 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6367 merged by linker script to get a final _exit().
6368 (__do_global_dtors): New for destructor handling in specific exit
6370 (__do_global_ctors): New for constructors in specific install section.
6371 (__map_data_section): Map data sections before running constructors.
6372 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6373 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6374 (DTORS_SECTION_ASM_OP): Likewise.
6375 (CTORS_SECTION_FUNCTION): Define to force a reference to
6377 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6379 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6381 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6383 * Makefile.in: Add df.h to gcse.c dependencies.
6385 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6387 * varasm.c (output_constant_def_contents): Use for the length of a
6388 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6389 depending on which is larger.
6391 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6393 * gcse.c: Include df.h for use as a dataflow analyzer.
6395 Declaration of reg_set_info: gone.
6396 New df_analyzer variable used by store motion.
6397 (reg_set_info): Deleted.
6398 (mark_mem_regs): New function, analyze regs used by a mem.
6399 (store_ops_ok): Use dataflow analyzer results to determine if
6400 necessary regs are changed in the block.
6401 (find_moveable_store): Remove check for symbol ref, we can handle
6402 much more complex expressions now.
6403 (compute_store_table): Remove most of the code, it's unnecessary
6404 now that the dataflow analyzer records the info for us.
6405 (store_killed_after): Add parameter to say whether to do the
6406 store_ops_okay test, used to speed up testing when we already know
6407 the answer, and just want to know if the store itself was killed.
6408 (build_store_vector): Largely rewritten to calculate the various
6409 vectors properly, and somewhat optimized.
6410 (store_motion): Init the df_analyzer, get REG_DEF chains.
6411 Also handle trapping expressions (since mems almost always trap)
6412 (simple_mem): Redefine what a simple mem is.
6414 2001-08-03 DJ Delorie <dj@redhat.com>
6416 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6417 set from a constant part of the condition.
6419 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6421 * mkdeps.c (deps_add_default_target): Make local variable
6422 ``start'' a const char pointer.
6423 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6425 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6427 * doc/install.texi (Configuration): Fix markup.
6428 (Specific, i?86-*-udk): Likewise.
6429 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6431 Document --enable-threads and --enable-libgcj status.
6432 (Specific, mips-sgi-irix*): Canonicalize triples.
6433 (Specific, mips-sgi-irix5): Warn about problems with this config.
6434 Mention required GNU as patch.
6435 Native assembler problems are fixed.
6436 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6437 Document --enable-threads and --enable-libgcj status.
6439 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6441 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6444 2001-08-03 Richard Henderson <rth@redhat.com>
6446 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6449 2001-08-03 Richard Henderson <rth@redhat.com>
6451 * rtlanal.c (find_first_parameter_load): Stop if we
6452 reach a CODE_LABEL at BOUNDARY.
6454 2001-08-03 Richard Henderson <rth@redhat.com>
6456 * config/alpha/alpha.md (force_movdi): New insn.
6457 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6458 Tweek FRP marking of VMS prologue insns.
6459 * config/alpha/vms.h (EPILOGUE_USES): New.
6461 2001-08-02 Richard Henderson <rth@redhat.com>
6463 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6465 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6467 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6468 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6469 config/convex/convex.h, config/d30v/d30v.c,
6470 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6471 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6472 config/mips/mips.h, config/mn10200/mn10200.h,
6473 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6474 config/v850/v850.h, config/vax/openbsd.h,
6475 config/vax/openbsd1.h, config/vax/ultrix.h,
6476 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6477 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6478 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6479 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6480 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6481 in comments and documentation.
6483 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6487 * Makefile.in (line-map.o): New.
6488 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6489 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6490 * cpperror.c (print_containing_files): Similarly.
6491 (print_location): Update. Don't output a space before _Pragma.
6492 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6493 (stack_include_filee, cpp_make_system_header): Update.
6494 (_cpp_execute_include): Get logical line number right for calling
6495 as-yet-unterminated #include.
6496 * cpphash.h (struct cpp_reader): Add line_maps.
6497 (_cpp_do_file_change): Update.
6498 * cppinit.c (cpp_create_reader): Initialize line maps.
6499 (cpp_destroy): Destroy line maps.
6500 (cpp_start_read): Get logical line number right.
6501 * cpplex.c (parse_string): Only warn once for multi-line strings.
6502 Use boolean variable for null warning.
6503 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6505 (do_include_common): End the directive early.
6506 (do_line): Don't warn about out-of-range lines in preprocessed
6507 source. Update. Remove unused variables.
6508 (_cpp_do_file_change): Update for new line mapping.
6509 (pragma_cb): New typedef.
6510 (cpp_register_pragma): Stop looking ahead before calling the
6512 (do_pragma_system_header): End directive early.
6513 (cpp_get_line_maps): New.
6514 (cpp_pop_buffer): Fudge logical line. Update.
6515 * cpplib.h: Include line-map.h
6516 (enum cpp_fc_reason): Remove.
6517 (struct cpp_file_change): Update.
6518 (cpp_get_line_maps): New.
6519 * cppmain.c (struct_printer): New member map.
6520 (cb_file_change): Update for new mappings.
6521 * fix-header.c (cb_file_change): Similarly.
6523 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6525 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6526 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6528 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6530 * config/vax/vax.c: include expr.h.
6532 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6534 * Makefile.in ($(srcdir)/configure): Only rebuild in
6536 ($(srcdir)/config.in): Only define in maintainer mode.
6537 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6539 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6541 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6543 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6545 * gcc.c (set_collect_gcc_options): New function, split out from
6547 Ignore elided switches.
6548 (do_spec_1): Invoke before executing command.
6549 (set_input): Export.
6550 Move declaration ...
6551 * gcc.h (set_input): ... here.
6552 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6555 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6558 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6560 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6562 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6564 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6565 for the unnamed instructions it expands to.
6567 2001-08-02 Richard Henderson <rth@redhat.com>
6569 * regclass.c (call_really_used_regs): Conditionally define.
6570 (init_reg_sets_1): Don't use it if not defined.
6571 (fix_register): Similarly, don't set it.
6573 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6575 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6576 Correct comment that had been missed in the previous change.
6578 2001-08-01 Stan Shebs <shebs@apple.com>
6580 * config/darwin.c (machopic_stub_name): Try matching by name.
6581 (update_stubs): New function.
6582 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6585 2001-08-01 Richard Henderson <rth@redhat.com>
6587 * except.c (output_function_exception_table): Use assemble_align.
6588 * varasm.c (assemble_eh_label): Remove.
6589 (assemble_eh_align, assemble_eh_integer): Remove.
6591 2001-08-01 Robert Lipe <robertl@caldera.com>
6593 * dwarfout.c: Remove reference to README.DWARF.
6595 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6597 * regclass.c (call_really_used_regs): New array for registers which
6598 are actually used by a call.
6599 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6601 (fix_register): Set call_really_used too.
6602 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6603 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6605 2001-08-01 Richard Henderson <rth@redhat.com>
6607 * read-rtl.c (read_name): Consider \r whitespace.
6609 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6611 * config.gcc: Recognize powerpc-*-netbsd*.
6613 * doc/install.texi (Host/target specific installation notes for
6614 GCC): Mention powerpc-*-netbsd*.
6616 * config/rs6000/netbsd.h: New file.
6617 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6618 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6619 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6620 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6621 (TARGET_VERSION): Redefine.
6623 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6624 mcall-netbsd as a match for mcall-sysv.
6625 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6626 (ncrti.S, ncrtn.S): New targets.
6627 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6630 "netbsd' as a V4 ABI.
6631 (ASM_SPEC): Check for -mcall-netbsd.
6632 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6633 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6634 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6635 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6636 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6637 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6638 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6640 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6641 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6643 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6645 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6646 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6647 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6648 including "unwind-pe.h".
6650 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6652 * rs6000.md (define_splits): Kill unused constraints.
6654 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6655 Jan Hubicka <jh@suse.cz>
6657 * function.c (thread_prologue_and_epilogue_insns): Kill code
6658 dealing with non-existent CFG.
6660 2001-08-01 Kazu Hirata <kazu@hxi.com>
6662 * alias.c: Fix comment formatting.
6663 * bitmap.c: Likewise.
6664 * builtins.c: Likewise.
6665 * calls.c: Likewise.
6666 * c-common.c: Likewise.
6667 * c-decl.c: Likewise.
6668 * c-dump.c: Likewise.
6669 * c-lex.c: Likewise.
6670 * collect2.c: Likewise.
6671 * combine.c: Likewise.
6672 * conflict.c: Likewise.
6673 * cppfiles.c: Likewise.
6674 * cppinit.c: Likewise.
6675 * cpplex.c: Likewise.
6676 * cpplib.c: Likewise.
6677 * cppmacro.c: Likewise.
6678 * cppspec.c: Likewise.
6679 * c-pragma.c: Likewise.
6680 * crtstuff.c: Likewise.
6682 * cselib.c: Likewise.
6683 * c-semantics.c: Likewise.
6684 * c-typeck.c: Likewise.
6686 2001-08-01 H.J. Lu <hjl@gnu.org>
6688 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6690 2001-08-01 H.J. Lu <hjl@gnu.org>
6692 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6694 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6696 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6697 contextualizing Objective-C class name lookup by the lexer.
6698 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6700 (protocoldef): Add support for forward @protocol declarations.
6701 (yylexname): Suppress ObjC class name lookup in certain contexts;
6702 re-enable after lookup is complete.
6703 (_yylex): Re-enable ObjC class name lookup when certain
6704 punctuation marks are seen.
6706 * objc/objc-act.c (check_protocol_recursively): New function used
6707 for finding circular dependencies in protocols.
6708 (objc_declare_protocols): New function for handling forward
6709 @protocol declarations.
6710 (receiver_is_class_object): Detect the case when 'self' is used
6711 inside of a class method.
6712 (build_message_expr): Issue a warning if class method is desired
6713 but instance method is found instead.
6714 (conforms_to_protocol): Streamline.
6715 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6716 protocol Foo, even if 'Bar foo' does not.
6717 (check_protocols): Streamline.
6718 (start_protocol): Add checks for circular and duplicate protocol
6720 (encode_aggregate_within): For typedefs of structs, encode the
6722 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6723 (objc_declare_protocols): New prototype.
6725 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6727 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6728 * cpplex.c (handle_newline): Update prototype. Maintain logical
6730 (skip_escaped_newlines, skip_block_comment, parse_string):
6732 (_cpp_lex_token): Update, and store token position within the token.
6733 * cpplib.h (struct cpp_token): Add line and column entries.
6734 * cppmacro.c (replace_args): Position stringified tokens correctly.
6736 2001-08-01 Andreas Jaeger <aj@suse.de>
6738 * basic-block.h: Add prototype for last_loop_beg_note.
6740 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6742 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6743 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6745 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6746 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6747 expand_decl_cleanup.
6748 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6750 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6751 operand while calling simple_cst_equal.
6752 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6753 operand is the cleanup expression, the third is the RTL_EXPR.
6754 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6756 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6758 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6760 2001-07-31 matthew green <mrg@eterna.com.au>
6762 * config.gcc (i386-*-netbsdelf): New description.
6763 * config/i386/netbsd-elf.h: New file.
6765 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6767 * loop.c (check_dbra_loop): Use single_set to compute
6770 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6772 PowerPC reorg and support for powerpc64-*-linux*.
6774 Also fixes emitting of constants on 32 bit and 64 bit
6777 * config.gcc: powerpc64-*-linux* is a new target.
6778 Things that needed aix.h now also include xcoff.h
6780 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6782 Move AIX specific stuff into aix.h.
6783 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6784 with more than just XCOFF now.
6785 (SET_ASM_OP): Remove, now defined where needed.
6786 (FUNCTION_PROLOGUE): New macro definition.
6787 (FUNCTION_EPILOGUE): New macro definition.
6788 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6790 * config/rs6000/xcoff.h: New file.
6792 * config/rs6000/linux64.h: New file.
6794 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6796 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6798 * rs6000.c (print_operand_address): Handle ELF syntax.
6799 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6800 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6801 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6803 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6805 * rs6000.c (rs6000_override_options): Only disable
6806 flag_function_sections for XCOFF.
6807 (exact_log2_cint_operand): New predicate.
6808 (reg_or_{add,sub}_cint64_operand): New predicates.
6809 (add_operand): Compare CONST_INT with fewer function calls.
6810 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6811 (print_operand, case 'p'): Ensure positive operand.
6812 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6813 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6814 (PREDICATE_CODES): Add new predicates.
6815 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6816 (divsi3, modsi3): Ensure positive power-of-2.
6817 (adddi3): Use new predicate. Split 32-bit constants more
6818 correctly. Re-arrange splitter to handle any constant.
6819 (subdi3): Use new predicate.
6820 (divdi3, moddi3): Ensure positive power-of-2.
6821 (movdi): Use rs6000_emit_set_const.
6822 (load_toc_v4_pic_di): Delete.
6824 2001-07-31 Graham Stott <grahams@redhat.com>
6826 * function.c (pad_below): Revert 2001-07-26 patch.
6828 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6830 * reg-stack (convert_regs_1): Fix best edge condition.
6832 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6834 * jump.c (duplicate_loop_exit_test): Better test for jumps
6835 entering the loop; create loop pre_header.
6837 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6839 * doc/install.texi: Add s390 and s390x as new targets.
6840 * doc/invoke.texi: Add documantation of S/390 and zSeries
6842 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6844 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6846 * config/m68k/m68k.md: Replace all general_operand with
6847 nonimmediate_operand for all destinations.
6848 * config/m68k/m68k.c (not_sp_operand): Likewise.
6850 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6852 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6854 2001-07-30 Richard Henderson <rth@redhat.com>
6856 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6857 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6859 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6861 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6862 Add missing doc strings
6863 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6864 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6866 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6868 * i386.c (ix86_output_main_function_alignment_hack): New function.
6869 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6871 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6872 edges by EDGE_DFS_BACK flag.
6873 (dump_edge_info): Add dfs_back flag.
6874 * basic-block.h (EDGE_DFS_BACK): New constant.
6875 (mark_dfs_back_edges): Declare.
6876 * alias.c (loop_p): Remove.
6877 (mark_constant_function): Use mark_dfs_back_edges.
6879 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6880 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6881 (compensate_edge): Break out from ...
6882 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6883 (convert_regs_2): Set block_done once block is really done;
6884 Do updating of the predecesors counts.
6886 * toplev.c (rest_of_compilation): Recompute block_for_insn
6887 before post-reload cfg_cleanup.
6888 * function.c (thread_prologue_epilogue_insns):
6889 Call set_block_for_new_insns when emitting prologue directly.
6891 2001-07-30 Andreas Jaeger <aj@suse.de>
6893 * jump.c: Add prototype for mark_modified_reg.
6895 * cse.c (set_live_p): Add unused attribute.
6897 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6899 (scan_for_source_files): Use long for count to avoid overflow.
6900 (output_data): Likewise.
6901 (output_data): Don't use string concatatenation to silence gcc
6904 * predict.c: Fix typos and grammar.
6906 * gcse.c (insert_insn_end_bb): Remove unused variables.
6908 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6910 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6911 (attempt_auto_inc): LIkewise.
6912 (mark_used_reg): Likewise.
6913 (try_pre_increment_1): Likewise.
6914 * regclass.c (regclass): Likewise.
6915 * global.c (allocno_compare): Update comment; change scaling factor.
6916 * local-alloc.c (QTY_CMP_PRI): Likewise.
6917 * regs.h (REG_FREQ_FROM_BB): New.
6918 (REG_FREQ_MAX): Likewise.
6920 2001-07-30 H.J. Lu <hjl@gnu.org>
6922 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6925 2001-07-30 H.J. Lu (hjl@gnu.org)
6927 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6928 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6929 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6931 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6933 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6934 as -mthumb-interwork when -mcpu=arm7 is specified.
6936 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6938 * predict.def (noreturn, loop branch, loop exit): Mark as first
6941 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6943 * combine.c (try_combine): Avoid barrier after noop jumps.
6945 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6947 * cpphash.h (struct cpp_reader): Remove import_warning.
6948 * cpplib.c (skip_rest_of_line): Don't bother turning off
6950 (parse_include): Move include handling to...
6951 (do_include_common): ... here. Move import warning from...
6952 (do_import): ... here.
6953 (do_pragma_poison): Don't do a callback for poison identifiers.
6954 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6955 * cppmain.c (setup_callbacks): Similarly.
6957 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6959 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6960 handle multiple sets.
6961 * except.c (sjlj_mark_call_sites): .... here.
6962 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6964 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6966 Suggested by Richard Henderson and Richard Kenner:
6967 * combine.c (recog_for_combine): Use the fake recog
6968 only if instruction does not match.
6969 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6970 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6972 * combine.c (try_combine): Discover noop jump as direct jump.
6974 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6976 * df.c (df_rd_global_compute): Add successors to worklist, not
6978 (df_ru_global_compute): Ditto.
6980 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6982 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6983 increment REG_N_SETS.
6985 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6987 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6989 * sbitmap.c (sbitmap_a_xor_b): New function.
6990 ifdef the basic block stuff on IN_GCC.
6992 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6994 * cppexp.c (parse_defined): Always record the macro name.
6995 (lex): Don't worry about identifiers, or special-case
6997 (_cpp_parse_expr): Figure out at the end of the routine
6998 whether we saw a valid !defined() expression.
6999 * cppfiles.c (stack_include_file): Update for mi_valid.
7000 (_cpp_pop_file_buffer): Similarly.
7001 * cpplex.c (_cpp_lex_token): Similarly.
7002 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7003 mi_if_not_defined, mi_lexed): Remove.
7005 * cpplib.c (do_if): Simplify.
7006 (do_endif, push_conditional, _cpp_handle_directive): Update
7007 for renaming of mi_state to mi_valid.
7009 * cpp.texi: Add index entries for digraphs, and add comment
7010 that C++ refers to them as alternative tokens.
7012 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7014 * basic-block.h (CLEANUP_PRE_LOOP): New.
7015 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7016 * sibcall.c (optimize_sibling_calls): Likewise.
7017 * toplev.c (rest_of_compilation): Likewise.
7018 * flow.c (try_forward_edges): Take argument MODE;
7019 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7020 (try_optimize_cfg): Update call of try_forward_edges.
7022 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7023 Jan Hubicka <jh@suse.cz>
7025 * (validate_replace_rtx_1): Fix simplification of MINUS.
7027 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7029 PR preprocessor/3669
7030 * cppinit.c (init_dependency_output): Turn off dump requests
7031 if sending dependencies to stdout.
7033 2001-07-28 Richard Henderson <rth@redhat.com>
7035 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7038 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7040 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7042 2001-07-28 Kazu Hirata <kazu@hxi.com>
7044 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7045 is VAR_DECL first to prevent an ICE.
7047 2001-07-28 Richard Henderson <rth@redhat.com>
7049 * varasm.c (immed_real_const_1): Don't elide special cases for
7051 (clear_const_double_mem): Clear const_tiny_rtx too.
7053 2001-07-28 Richard Henderson <rth@redhat.com>
7055 * dwarf2out.c (dw_val_class_offset): New.
7056 (struct dw_ranges_struct, dw_ranges_ref): New.
7057 (ranges_table, ranges_table_allocated): New.
7058 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7059 (add_AT_offset, add_ranges, output_ranges): New.
7060 (print_die, output_die): Handle dw_val_class_offset.
7061 (attr_checksum, size_of_die, value_format): Likewise.
7062 (gen_lexical_block_die): Handle non-contiguous blocks.
7063 (gen_block_die): Likewise.
7064 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7065 if needed. Dump the ranges table.
7066 * final.c (final_start_function): Remove unnecessary notes and
7067 rebuild the block tree before numbering the blocks.
7068 * function.c (reorder_blocks_0): Walk the existing block tree
7069 to unmark all blocks.
7070 (reorder_blocks_1): Create block fragments when duplicate block
7072 (reorder_fix_fragments): New.
7073 (reorder_blocks): Call it.
7074 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7076 2001-07-28 Richard Henderson <rth@redhat.com>
7078 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7080 2001-07-28 Richard Henderson <rth@redhat.com>
7082 * flow.c (add_to_mem_set_list): New function.
7083 (init_propagate_block_info): Use it.
7084 (mark_set_1): Likewise.
7085 (insn_dead_p): Canonicalize memory address for dead store
7086 comparison. Allow wider mode stores to kill narrower mode stores.
7087 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7088 (invalidate_mems_from_set): Don't handle MEMs.
7090 2001-07-28 Kazu Hirata <kazu@hxi.com>
7092 * config/h8300/h8300.h: Fix formatting.
7094 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7096 * basic-block.h (EDGE_FREQUENCY): New macro.
7097 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7099 * flow.c (find_sub_basic_blocks): Likewise.
7100 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7101 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7103 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7104 (HITRATE): New macro.
7105 (PRED_FLAG_FIRST_MATCH): New constant.
7106 (predictor_info): New field flgags.
7107 (combine_predictions_for_insn): Use DS theory to combine
7108 probabilities; set the edge probabilities when finished.
7109 (estimate_probability): Avoid duplicated matches
7110 of LOOP_BRANCH heuristics for nested loops; update comment.
7111 * predict.def: Add flags for each prediction, set probabilities
7112 according to B&L paper.
7113 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7115 * profile.c (compute_branch_probabilities): Cleanup way the edge
7116 probabilities are computed and REG_BR_PROB notes are dropped; if
7117 values does not match, emit error.
7118 (init_branch_prob): Do error instead of warning when profile driven
7119 feedback is missing or corrupt.
7121 2001-07-27 DJ Delorie <dj@redhat.com>
7123 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7124 against a constant, try to adjust the compare to have the desired
7125 constant in it so that min/max optimizations happen more often.
7127 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7129 * flow.c (last_loop_beg_note): New function.
7130 (redirect_edge_and_branch): Use it.
7131 (split_edge): Likewise.
7133 * alias.c (loop_p): Avoid uninitialized memory access.
7135 * flow.c (try_forward_edges): Avoid accessing freed memory.
7137 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7140 2001-07-26 Andrew Haley <aph@redhat.com>
7141 Joern Rennecke <amylaar@redhat.com>
7143 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7144 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7145 (SUBTARGET_CPP_SPEC): New.
7147 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7148 (SUBTARGET_CPP_PTR_SPEC): New.
7149 (CPP_DEFAULT_CPU_SPEC): New.
7150 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7151 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7152 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7153 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7154 (SUBTARGET_CPP_SPEC): Define as an empty string.
7156 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7158 * doc/install.texi (Configuration): Properly link the host
7159 specific instructions also when generating HTML.
7161 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7163 * flow.c (redirect_edge_and_branch_force): Test
7164 target->global_live_at_start.
7166 2001-07-26 Richard Henderson <rth@redhat.com>
7168 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7169 * rtl.h (avoid_constant_pool_reference): Declare it.
7170 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7171 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7173 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7175 * rtl.h (cleanup_barriers): Declare.
7176 * jump.c (cleanup_barriers): New function.
7177 * toplev.c (rest_of_compilation): Call cleanup_barriers
7178 before loop optimizer and after bb_reorder.
7180 * flow.c (back_edge_of_syntactic_loop_p): New.
7181 (split_edge): Use it.
7183 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7185 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7187 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7189 * cse.c (cse_process_notes): Replace any registers if the address
7192 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7194 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7195 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7196 (propagate_block): Update prototype.
7197 * flow.c (update_life_info): Simplify the CFG and
7198 recalculate the global regs which are alive when
7199 removing dead code during a global update.
7200 (propagate_block): Return non-zero if an INSN is
7203 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7205 * Makefile.in (LIBICONV): Define.
7207 2001-07-26 Catherine Moore <clm@redhat.com>
7209 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7210 of conditional to avoid tree checking errors.
7212 2001-07-26 Kazu Hirata <kazu@hxi.com>
7214 * regmove.c (regmove_optimize): Don't replace a reg with
7215 another reg of a different mode.
7217 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7219 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7220 limit length of dependancy flush list.
7221 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7222 * sched-int.h (struct deps): Add pending_flush_length field.
7223 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7224 has 1 element in it.
7225 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7226 (sched_analyze): After a jump, if the pending memory flush list is too
7227 large, flush the pending lists.
7228 (init_deps): Initialize pending_flush_length to 0.
7229 * doc/invoke.texi (max_pending_list_length): Document parameter.
7231 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7233 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7234 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7235 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7237 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7239 * cpphash.h (struct_lexer_state): Delete was_skipping.
7240 Move skipping here from struct cpp_reader.
7241 * cpplex.c (parse_identifier): Update.
7242 (_cpp_lex_token): Don't skip tokens in a directive.
7243 * cpplib.c (struct if_stack): Update.
7244 (start_directive, end_directive): Don't change skipping state.
7245 (_cpp_handle_directive): Update.
7246 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7247 (do_else, do_endif): Update; only check for excess tokens if not
7248 in a skipped conditional block.
7249 (push_conditional): Update for new struct if_stack.
7251 2001-07-26 Graham Stott <grahams@redhat.com>
7253 * function.c (locate_and_pad_parm): Also pad initial offset
7254 so that the total argument size also includes the padding.
7256 2001-07-26 Graham Stott <grahams@redhat.com>
7258 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7259 change XSTR to XTMPL.
7261 (process_one_cond_exec): Likewise
7263 2001-07-25 Richard Henderson <rth@redhat.com>
7265 * varasm.c (assemble_variable): Create DECL_RTL before setting
7268 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7270 * predict.c (estimate_probability): Avoid duplicated predictions.
7272 * loop.c (find_and_verify_loops): Grok multiple barriers.
7274 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7276 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7278 * dbxout.c: Consistently use putc instead of fputc.
7279 (print_wide_int): New function; call instead of direct fprintf.
7280 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7281 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7282 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7283 (print_int_cst_octal): Likewise.
7284 (print_octal): Show we wrote characters.
7285 (dbxout_type): Set have_used_extensions in more places.
7287 2001-07-25 Catherine Moore <clm@redhat.com>
7289 * config/v850/v850.c (v850_va_arg): Use addr
7290 instead of valist to build incr.
7292 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7294 * flow.c (delete_dead_jumptables): New function.
7295 (life_analyzis): Call it.
7296 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7299 2001-07-25 Richard Henderson <rth@redhat.com>
7301 * except.c (reachable_handlers): Handle a region being removed
7302 out from under a RESX.
7304 2001-07-25 Richard Henderson <rth@redhat.com>
7306 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7307 swap GE/GT if it is an fp comparison.
7309 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7311 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7314 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7316 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7317 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7320 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7322 (visit_expression): When attempting to simplify an expression,
7323 retrieve any modes for arguments before they are simplified
7326 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7327 Janis Johnson <janis@us.ibm.com>
7329 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7330 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7331 pointer parameters to match documented usage of nonlocal_goto.
7332 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7333 parameters to their correct order.
7334 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7335 parameters to their correct order.
7337 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7339 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7341 2001-07-25 Jan Hubicka <jh@suse.cz>
7342 Richard Henderson <rth@redhat.com>
7344 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7346 (make_edges): New argument update_p; populate the edge cache if set.
7347 (find_basic_blocks): Update make_edges invocation.
7349 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7351 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7353 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7355 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7356 -Acpu and -Amachine.h.
7357 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7358 Corrected header to say ELF not a.out.
7359 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7360 when given -msoft-float.
7362 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7364 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7365 extra multilib parts like arm-elf.
7366 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7367 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7368 crtfini.o as extra multilib parts.
7370 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7372 * configure.in: Add rtems as a supported thread model.
7373 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7374 * configure: Rebuilt.
7376 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7378 * stor-layout.c (get_mode_alignment): make it work when
7379 BITS_PER_UNIT is not a power of two.
7380 * builtins.c (get_pointer_alignment): Likewise.
7382 2001-07-24 Richard Henderson <rth@redhat.com>
7384 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7385 the retrieved constant into the expected mode.
7387 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7389 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7390 (verify_flow_info): Check for duplicated edges; clarify
7393 * flow.c (block_label): Update basic_block_for_insn.
7394 (commit_edge_insertions): Call compute_bb_for_insn.
7396 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7399 * flow.c (redirect_edge_and_branch,
7400 try_optimize_cfg): Use redirect_edge_succ_nodup
7401 (redirect_edge_succ_nodup): New.
7402 * basic_block.h (redirect_edge_succ_nodup): Declare.
7404 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7407 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7409 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7410 (try_crossjump_to_edge): Update commetns.
7411 (try_crossjump_bb): Likewise.
7413 2001-07-24 Richard Henderson <rth@redhat.com>
7415 * combine.c (distribute_notes): Move set of need_refresh
7416 for noop_move_p down to catch all cases.
7418 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7420 * recog.c (split_all_insns_noflow): New.
7421 * rtl.h (split_all_insns_noflow): Declare.
7422 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7423 * m68hc11.c (m68hc11_reorg): Likewise.
7424 * sh.c (machine_dependent_reorg): Likewise.
7425 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7428 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7430 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7431 (ashlsi3_n splitter): Likewise.
7432 (lshrsi3_n splitter): Likewise.
7434 (GOTaddr2picreg): Make const SImode.
7435 (sym_label2reg): Likewise.
7436 (symGOT2reg): Likewise.
7437 (symGOTOFF2reg) Likewise.
7439 (casesi_worker_0): Make unspec SImode.
7441 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7443 * config/sh/sh.c (barrier_align): Check that an operand really is
7444 an insn before extracting its INSN_CODE.
7446 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7448 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7451 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7452 for SImode to prevent overflow.
7454 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7456 * config/mips/irix6-libc-compat.c: New file.
7457 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7458 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7461 2001-07-24 lars brinkhoff <lars@nocrew.org>
7463 * rtl.texi (REG_POINTER): Document.
7464 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7465 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7467 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7469 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7471 2001-07-23 Richard Henderson <rth@redhat.com>
7473 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7475 2001-07-23 Kazu Hirata <kazu@hxi.com>
7477 * config/h8300/h8300-protos.h: Add a prototype for
7478 general_operand_dst_push.
7479 * config/h8300/h8300.c (general_operand_dst_push): New.
7480 * config/h8300/h8300.h (OK_FOR_T): New.
7481 (EXTRA_CONSTRAINT): Use it.
7482 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7483 the existing movqi pattern.
7484 (movhi_push): Likewise.
7486 * reload.c: Fix comment typos.
7488 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7490 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7492 2001-07-23 H.J. Lu (hjl@gnu.org)
7494 * doc/extend.texi: Update __builtin_return_address and
7495 __builtin_frame_address.
7497 2001-07-23 Richard Henderson <rth@redhat.com>
7499 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7501 * config/i386/i386.md: New setcc+movzbl peephole2.
7503 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7505 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7506 * objc/objc-act.c: Include debug.h.
7507 (synth_module_prologue): Save and restore debug hooks too.
7509 2001-07-23 lars brinkhoff <lars@nocrew.org>
7511 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7512 and C4X_FLOAT_FORMAT.
7513 (BOOL_TYPE_SIZE): Document.
7515 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7517 * unroll.c (loop_iterations): Fix miscalculation of initial
7520 2001-07-13 Andrew Haley <aph@redhat.com>
7522 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7523 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7524 * config/sh/sh.c (sh_can_redirect_branch): New function.
7525 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7526 * reorg.c (steal_delay_list_from_target): Use
7527 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7529 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7531 * flow.c (try_simplify_condjump): Unlink insn chain on
7532 fallthru edge; use can_fallthru.
7534 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7536 * basic-block.h (find_sub_basic_block): Declare.
7537 * flow.c (make_edges): New arguments MIN and MAX;
7538 (find_sub_basic_blocks): Revamp to use make_edges
7539 and purge_dead_edges.
7540 (find_basic_blocks): Update call of find_sub_basic_block.
7542 * recog.c (split_all_insns): Always expect CFG to be consistent;
7543 call find_sub_basic_blocks in case something has changed.
7544 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7547 * basic-block.h (delete_noop_moves): Declare.
7548 * combine.c (combine_instructions): Call it.
7549 (recog_for_combine): Tolerate noop moves
7550 (distribute_notes): Force refresh when register dies at noop move.
7551 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7553 (life_analysis): Update delete_noop_moves call.
7554 (set_noop_p): Move too ...
7555 * rtlanal.c (noop_move_p): ... here.
7556 * rtl.h (noop_move_p): Declare.
7558 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7559 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7561 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7562 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7564 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7566 * reload.c (push_reload): Fix typo in comment.
7567 (find_reloads_address): Ditto.
7568 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7570 2001-07-22 Richard Henderson <rth@redhat.com>
7572 * flow.c: Grammar check and clarify a lot of comments.
7573 (try_simplify_condjump): Rename variables to be clearer.
7574 (try_forward_edges): Skip complex and fallthru edges.
7575 Rearrange tests to avoid duplicate checks.
7576 (flow_find_cross_jump): Likewise.
7577 (outgoing_edges_match): Allow match if neither branch has
7578 probability data. Loosen probability match to 5%.
7579 (try_crossjump_to_edge): Hoist repeated indirection into
7581 (try_crossjump_bb): Don't check complex edges. Eliminate
7582 redundant crossjump tests.
7583 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7584 checks before more expensive checks.
7586 2001-07-22 Richard Henderson <rth@redhat.com>
7588 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7589 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7592 2001-07-22 Richard Henderson <rth@redhat.com>
7594 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7595 (const_sint32_operand): Likewise.
7596 * m68k.md (anon mulsi pattern): Use const_int_operand not
7597 const_sint32_operand.
7598 (umulsi3_highpart): Zero extend a constant input.
7599 (smulsi3_highpart): Don't bother checking SImode constant.
7600 (const_umulsi3_highpart): Give op3 DImode.
7601 (const_smulsi3_highpart): Likewise.
7603 2001-07-22 Richard Henderson <rth@redhat.com>
7605 * flow.c (split_block): Make sure bb_note is included in the
7606 new block when splitting before a label.
7608 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7610 * basic-block.h (redirect_edge_and_branch_force,
7611 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7612 * flow.c (redirect_edge_and_branch_force,
7613 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7614 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7615 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7616 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7617 instead of label; update CFG after transformation.
7618 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7619 for finishing the transformation; handle even case where ELSE
7620 does not follow THEN.
7621 (find_if_case_2): Update call of dead_or_predictable; simplify
7624 * emit-rtl.c (split_branch_probability): New global variable.
7625 (try_split): Take care to set split_branch_probability and
7626 create REG_BR_PROB note for new jump insns.
7627 * md.texi (define_split): Document new feature.
7629 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7631 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7633 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7634 (asm_out_file): Remove redundant declaration.
7635 (assemble_asm): Remove old #if 0 block.
7636 (assemble_variable): Remove end of function; debug output is
7637 now handled with global_decl. Remove old #if 0 block. Update.
7638 Remove saved_in_section and associated no-op code.
7639 * Makefile.in (varasm.o): Correct dependencies.
7641 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7643 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7644 the definition in defaults.h.
7646 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7648 * jump.c: Update comments.
7649 (delete_barrier_successors, delete_unreferenced_labels,
7650 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7651 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7652 jump_optimize, jump_optimize_minimal): Kill.
7653 (rebuild_jump_labels): Move code from jump_optimize_1.
7654 (purge_line_number_notes): Likewise.
7655 (copy_loop_headers): Likewise.
7656 * reg-stack.c: Update comment.
7658 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7659 JUMP_AFTER_REGSCAN): Kill.
7660 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7661 purge_line_number_notes and copy_loop_headers.
7663 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7664 Richard Henderson <rth@redhat.com>
7666 * dbxout.c (dbxout_global_decl): New.
7667 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7668 * sdbout.c (sdbout_finish): New.
7669 (sdbout_debug_hooks): Use it, add comments.
7670 (sdbout_global_decl): Defer initialised public vars to
7672 * varasm.c (assemble_variable): Don't output debug information
7673 for file-scope variables.
7675 2001-07-22 Richard Henderson <rth@redhat.com>
7677 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7678 (get_round_mode_suffix): New.
7679 (print_operand): Use them for [/]. Remove support for [&'`()+].
7680 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7681 * config/alpha/alpha.md (attr round_suffix): New.
7682 (attr trap_suffix): New.
7683 (all insns): Set them appropriately. Use %/ instead of the
7686 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7688 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7690 2001-07-22 Richard Henderson <rth@redhat.com>
7692 * regrename.c (regrename_optimize): Compute nregs for each
7693 potential target register.
7695 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7696 Richard Henderson <rth@redhat.com>
7698 * dbxout.c (dbxout_global_decl): New.
7699 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7700 * sdbout.c (sdbout_finish): New.
7701 (sdbout_debug_hooks): Use it, add comments.
7702 (sdbout_global_decl): Defer initialised public vars to
7704 * varasm.c (assemble_variable): Don't output debug information
7705 for file-scope variables.
7707 2001-07-21 H.J. Lu (hjl@gnu.org)
7709 * config/mips/mips.c (mips_cpu): Moved into ...
7710 (override_options): Here.
7712 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7714 (mips_cpu): Removed.
7716 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7718 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7719 ("iorqi3"): Likewise.
7720 ("xorqi3"): Likewise.
7721 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7722 ("*subhi3_sp): Likewise.
7723 ("*subhi3"): Likewise.
7724 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7727 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7729 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7730 * config/freebsd.h: Likewise.
7731 * config/linux.h: Likewise.
7732 * config/openbsd.h: Likewise.
7733 * config/alpha/linux-elf.h: Likewise.
7734 * config/arm/linux-elf.h: Likewise.
7735 * config/d30v/d30v.h: Likewise.
7736 * config/fr30/fr30.h: Likewise.
7737 * config/ia64/aix.h: Likewise.
7738 * config/ia64/ia64.h: Likewise.
7739 * config/mips/linux.h: Likewise.
7740 * config/pj/pj.h: Likewise.
7741 * config/rs6000/linux.h: Likewise.
7742 * config/sparc/linux.h: Likewise.
7743 * config/sparc/linux64.h: Likewise.
7745 2001-07-20 Bruce Korb <bkorb@gnu.org>
7747 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7748 because getc() and char* may disagree on signedness.
7750 2001-07-20 Richard Henderson <rth@redhat.com>
7752 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7754 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7755 insns to delete in the presence of cc0 in a jump insn.
7757 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7758 Jan Hubicka <jh@suse.cz>
7760 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7761 of doing the change by hand.
7763 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7765 * rtlanal.c (set_noop_p): Return true for noop jumps.
7767 * expr.c (emit_single_push_insn): Add call to push expander.
7768 * expr.h (optab_index): Add OTI_push
7769 (push_optab): New constant.
7770 * genopinit.c (optabs): Add push_optab.
7771 * optabs.c (init_optab): Init push optab.
7772 * md.texi (push??1): Document
7774 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7776 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7777 expand to emit the pattern; put a REG_INC note for push/pop
7779 ("movdf", "movdf_internal"): Likewise.
7780 ("movsi", "movsi_internal"): Likewise.
7781 ("movsf", "movsf_internal"): Likewise.
7782 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7784 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7786 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7789 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7791 * params.def: Change default max inline insns to 100.
7793 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7795 * combine.c (combine_simplify_rtx): Generate a new shift operation
7796 when simplifying the first operand of a (neg (ashift)) expression.
7798 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7800 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7802 2001-07-20 Kelley Cook <kelley.cook@home.com>
7804 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7805 information. Move rest into ...
7806 (*-*-solaris): ... here. Eliminate redundant information and
7807 reword necessary packages section. Delete 4.x assembler bug info.
7808 (sparc-sun-*): Merge into ...
7809 (sparc-sun-sunos*): here.
7811 2001-07-20 Catherine Moore <clm@redhat.com>
7813 * config/v850/v850.md (casesi): Generate LABEL_REF
7816 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7818 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7819 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7820 * i386.md (strclrsi expander): Use it.
7822 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7824 * integrate.c (copy_insn_list): handle
7825 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7826 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7827 identically as to CODE_LABEL.
7829 * fold-const (fold): Convert A/B/C to A/(B*C) and
7832 * except.c (connect_post_landing_pads): Delete the RESX insns.
7834 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7836 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7838 * config/mips/mips.md (nmadd/nmsub): Use macro.
7840 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7842 * cppinit.c (remove_dup_dir): Make static.
7843 (remove_dup_dirs): Make static. Only warn about preempting a
7844 system directory with a non-system directory.
7846 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7848 * ifcvt.c (noce_try_store_flag_constants): Correct order
7849 of parameters to trunc_int_for_mode.
7851 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7853 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7854 an exception that will be caught within this function, do not fill
7855 its delay slot with any subsequent instruction.
7857 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7859 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7860 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7861 pointer extension instruction.
7862 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7863 * simplify-rtx.c (simplify_unary_operation) Likewise.
7864 * explow.c (convert_memory_address) Check value of
7865 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7867 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7868 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7869 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7870 Add Multilib Support.
7871 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7872 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7873 Add Multilib Support.
7874 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7876 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7877 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7878 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7880 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7882 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7883 old and new operands in `<', `3' and `b'.
7885 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7887 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7888 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7889 (toplev.o): Don't depend on xcoffout.h.
7890 * c-decl.c: Include debug.h
7891 (duplicate_decls): Use debug hook.
7892 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7893 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7894 (dbxout_types): Remove.
7895 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7896 * debug.c (do_nothing_debug_hooks): Update.
7897 (debug_true_tree, debug_nothing_rtx): New.
7898 * debug.h (struct rtx_def): New.
7899 (struct gcc_debug_hooks): New hooks ignore_block,
7900 outlining_inline_function and label.
7901 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7902 dwarf2out_frame_finish): New.
7903 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7904 Make static, update prototype.
7905 (dwarf2_debug_hooks): Update.
7906 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7907 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7908 * dwarfout.c (dwarf_debug_hooks): Update.
7909 * emit-rtl.c: Include debug.h.
7910 (remove_unnecessary_notes): Use debug hook.
7911 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7912 (final_scan_insn): Use debug hook.
7913 * integrate.c (output_inline_function): Use debug hook.
7914 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7915 (sdb_debug_hooks): Update.
7916 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7917 * toplev.c: Don't include xcoffout.h.
7918 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7919 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7921 * tree.h (dwarf2out_do_frame): Remove.
7923 2001-07-19 Catherine Moore <clm@cygnus.com>
7925 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7927 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7929 * reload1.c (eliminate_regs_in_insn): When updating a set
7930 to the frame pointer to the hardware frame pointer, perform
7931 the update always not just when REPLACE is set.
7933 * reload1.c (choose_reload_regs): Don't inherit a reload
7934 that crosses multiple registers if registers past the first
7935 don't fit in the desired class.
7937 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7938 when negating constants.
7940 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7942 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7943 * doc/tree.texi: Ditto.
7945 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7946 Jakub Jelinek <jakub@redhat.com>
7948 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7949 (extract_cie_info): Handle "eh" augmentation properly,
7951 (struct frame_state, __frame_state_for): New.
7953 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7955 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7956 HANDLE_SYSV_PRAGMA): Define.
7957 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7959 (copy_object): Caller changed.
7961 2001-07-19 Andreas Schwab <schwab@suse.de>
7963 * configure.in (assembler dwarf2 debug_line support): Define nop
7965 * configure: Regenerated.
7967 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7969 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7971 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7972 to conditionally compiled block.
7973 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7974 * dbxout.h (dbxout_function): Remove.
7975 * debug.c (do_nothing_debug_hooks): Update.
7976 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7977 global_decl, deferred_inline_function.
7978 * dwarf2out.c (dwarf2_debug_hooks): Update.
7979 (dwarf2out_global_decl): New.
7980 * dwarfout.c: Don't include dwarfout.h.
7981 (dwarfout_global_decl, dwarfout_function_decl,
7982 dwarfout_deferred_inline_function): New.
7983 (dwarf_debug_hooks): Update.
7984 * dwarfout.h: Remove.
7985 * final.c: Don't include dwarfout.h.
7986 * sdbout.c (sdbout_global_decl): New.
7987 (sdbout_debug_hooks): Update.
7988 * toplev.c: Don't include dwarfout.h.
7989 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7990 (note_deferral_of_defined_inline_function): Remove.
7991 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7992 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7993 * ch/lex.c: Don't include dwarfout.h.
7994 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7995 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7996 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7997 * cp/optimize.c: Include debug.h.
7998 (maybe_clone_body): Use debug hook.
7999 * cp/semantics.c: Include debug.h.
8000 (expand_body): Use debug hook.
8001 * po/POTFILES.in: Remove dwarfout.h.
8003 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8005 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8006 * c-parse.in (yyerror, _yylex): Similarly.
8007 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8008 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8010 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8011 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8013 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8015 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8016 in-class declaration at -g1. Fixes c++/2814.
8018 2001-07-18 Richard Henderson <rth@redhat.com>
8020 * doc/md.texi (reload_in/out): Document restrictions in predicates
8021 and constraints for these patterns. Document empty string matching
8024 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8026 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8028 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8030 * cse.c: Undo my previous patch.
8032 2001-07-18 Tom Tromey <tromey@redhat.com>
8035 * configure: Rebuilt.
8036 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8038 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8040 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8041 Jan Hubicka <jh@suse.cz>
8043 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8044 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8045 * jump.c (mark_jump_label): Do not forward branches.
8047 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8049 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8050 when return value is unused.
8052 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8054 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8056 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8058 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8059 on error. We can't blindly return the result of
8060 pthread_mutex_trylock because it returns a positive number on
8061 error, while we must return -1 on error.
8062 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8064 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8066 2001-07-18 Andreas Jaeger <aj@suse.de>
8068 * integrate.c (output_inline_function): Correct type of debug_hooks.
8070 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8072 * combine.c (combine_simplify_rtx): DIV can be treated
8073 associatively for floats if unsafe math optimisations are enabled.
8075 2001-07-17 Richard Henderson <rth@redhat.com>
8077 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8079 2001-07-17 Richard Henderson <rth@redhat.com>
8081 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8082 don't force the function address into a register.
8083 (expand_call, emit_library_call_value_1): Update callers.
8084 * builtins.c (expand_builtin_apply): Likewise.
8085 * expr.h (prepare_call_address): Update decl.
8087 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8089 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8091 * config/i386/chorus.h: Move up.
8092 * config/sparc/chorus.h: Likewise.
8093 * config/rs6000/chorus.h: Likewise.
8094 * config/chorus.h: Moved here.
8096 2001-07-17 Andreas Schwab <schwab@suse.de>
8098 * configure.in (assembler eh_frame optimization): Handle big
8100 * configure: Regenerated.
8102 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8104 * expr.c (epxand_expr): Convert divisions into multiplications by
8105 reciprocals if -ffast-math.
8107 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8109 * dbxout.c (dbxout_really_begin_function): Rename to
8110 dbxout_begin_function.
8111 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8112 (dbxout_begin_function): Remove.
8113 (dbxout_function): Update.
8114 (dbxout_source_line): Update prototype.
8115 * dbxout.h (dbxout_begin_function): Remove.
8116 * debug.c (do_nothing_debug_hooks): Update.
8117 (debug_nothing_tree): Update.
8118 (debug_nothing_charstar_rtx): Remove.
8119 * debug.h (union tree_node): Declare.
8120 (struct rtx_def): Remove.
8121 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8122 begin_function. Change source_line prototype.
8123 (debug_nothing_tree): New.
8124 (debug_nothing_charstar_rtx): Delete.
8125 (dwarf2out_begin_prologue): Moved from ...
8127 * dwarf2out.c (dwarf2_debug_hooks): Update.
8128 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8129 debug info, call dwarf2out_source_line.
8130 (dwarf2out_souce_line): Update prototype.
8131 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8132 Change prototype, make static.
8133 (dwarfout_source_line): Update prototype.
8134 (dwarf_debug_hooks): Update.
8135 * dwarfout.h (dwarfout_begin_function): Remove.
8136 * final.c (final_start_function, final_scan_insn): Use appropriate
8137 debug hooks, update to use notice_source_line.
8138 (output_source_line): Rename notice_source_line. Don't call the
8139 source_line debug hook.
8140 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8141 make static, update prototype.
8142 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8144 (sdbout_end_prologue): New.
8145 (sdbout_source_line): Update prototype.
8146 (sdbout_debug_hooks): Update.
8147 (sdbout_symbol): Remove unused var.
8148 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8150 * varasm.c: Include debug.h.
8151 (assemble_start_function): Use begin_function debug_hook.
8152 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8153 update with prototype.
8154 (xcoffout_source_line): Update prototype.
8155 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8157 (xcoffout_source_line): Update prototype.
8159 2001-07-17 Richard Henderson <rth@redhat.com>
8161 * c-typeck.c (build_binary_op): Do not shorten unsigned
8162 right shift after sign extension.
8164 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8166 * combine.c (combine_simplify_rtx): Attempt to simplify
8167 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8169 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8170 (simplify_binary_operation, simplify_unary_operation,
8171 simplify_relational_operation): Use it.
8173 * combine.c (combine_simplify_rtx): Don't do associative law
8174 on divisions; allow associative law on floats.
8176 2001-07-17 H.J. Lu <hjl@gnu.org>
8177 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8179 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8180 ASM_OUTPUT_WEAK_ALIAS are defined.
8181 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8182 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8184 * config/mips/iris5.h: ... here.
8185 (HANDLE_SYSV_PRAGMA): Defined as 1.
8186 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8187 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8190 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8192 * c-parse.in (all_prefix_attributes): New variable.
8193 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8194 (maybe_resetattrs): New production.
8195 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8196 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8197 notype_initdcl, nested_function, notype_nested_function,
8198 component_decl, components, components_notype,
8199 component_declarator, component_notype_declarator,
8200 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8201 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8202 after a comma being applied to more than one declarator.
8203 * doc/extend.texi (Attribute Syntax): Update. Remove
8204 documentation of bugs that are no longer present.
8206 2001-07-13 Eric Christopher <echristo@redhat.com>
8208 * config/mips/mips.h: Change TUNE_MIPS* options to use
8210 (EXTRA_SPECS): Add cc1_cpu_spec.
8211 * config/mips/mips.md (muldf3): Fix typo.
8213 2001-07-16 Richard Henderson <rth@redhat.com>
8215 * config/m68k/m68k.c: Include expr.h and reload.h.
8216 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8217 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8219 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8220 Richard Henderson <rth@redhat.com>
8222 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8223 (insn_live_p): Fix fall off end of function.
8224 (dead_libcall_p): Remove COUNTS argument; update callers.
8225 (delete_trivially_dead_insns): Remove unused variables.
8227 2001-07-17 Andreas Jaeger <aj@suse.de>
8229 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8232 * lcm.c (optimize_mode_switching): Avoid warning for unused
8233 variable if !NORMAL_MODE.
8235 * flow.c (try_crossjump_to_edge): Remove unused variable.
8237 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8239 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8240 atexit declaration in stdlib.h.
8242 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8244 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8246 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8248 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8249 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8250 do rebuild_jump_labels instead of jump_optimize
8251 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8252 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8253 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8255 * flow.c: Include timevar.h
8256 (find_basic_block): Push/pop timevar;
8257 (cleanup_cfg): Likewise.
8258 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8259 * Makefile: Add dependencies on timevar.h
8261 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8262 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8264 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8265 * toplev.c (rest_of_compilation): Update calls.
8266 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8267 (delete_trivially_dead_insns): ... here; accept new argument
8268 preserve_basic_blocks; preserve basic blocks if set.
8270 * reg-stack.c (stack_regs_mentioned): Return 0 if
8271 stack_regs_mentioned_data is not initialized.
8272 (reg_to_stack): Make stack_regs_mentioned survive after the
8273 reg-stack is completted; do not call cleanup_cfg.
8274 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8275 make cleanup_cfg after bb-reorder to output to debug file.
8277 2001-07-16 Richard Henderson <rth@redhat.com>
8279 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8280 from int_reg_class_contents.
8282 2001-07-16 Richard Henderson <rth@redhat.com>
8284 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8285 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8286 (init_reg_sets_1): Move initialization from cse_main.
8287 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8288 (cse_main): Move its initialization also.
8289 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8290 * flow.c (propagate_one_insn): Likewise.
8291 * gcse.c (compute_hash_table): Likewise.
8292 (compute_kill_rd, compute_store_table): Likewise.
8293 * sched-deps.c (sched_analyze_1): Likewise.
8295 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8297 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8300 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8302 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8303 in if statement so we don't access undefined memory.
8305 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8307 * gcse.c: Update comment at top.
8308 Update comment on mem handling.
8309 mem_last_set, mem_first_set, mem_set_in_block: gone.
8310 Declaration of reg_set_info: gone.
8311 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8312 pointless with load_killed_in_block_p (they are *more*
8313 conservative then it, not less, and less accurate).
8314 (oprs_not_set_p): Ditto.
8315 (alloc_gcse_mem): Don't allocate mem_set_in_block
8316 (free_gcse_mem): Don't free it, either.
8317 (record_last_mem_set_info): Update comment in front, remove
8318 mem_*set_* stuff. Note the reason we don't handle stores directly
8320 (compute_hash_table): Update comments to reflect reality. Remove
8321 mem_*set_* references.
8322 (reset_opr_set_tables): Remove mem_*set_* references.
8324 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8325 (mark_clobber): Ditto (on both parts, we double set here too).
8326 (expr_killed_p): Remove mem_set_in_block test.
8327 (compute_transp): Remove mem_set_in_block test.
8329 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8330 of edge, and removal of phi alternative to dump file.
8331 (ssa_ccp_substitute_constants): Add note about register now being
8332 constant, and which uses were replaced in what insns to dump file.
8334 2001-07-16 Andreas Jaeger <aj@suse.de>
8336 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8337 variables of type HOST_WIDEST_INT.
8339 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8340 (__bb_exit_func): Correct type of count_max to avoid overflow.
8341 (num_digits): Handle long long argument.
8343 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8345 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8347 * output.h (sdb_begin_function_line): Restore as an extern
8349 * sdbout.c (sdb_begin_function_line): Make extern.
8351 2001-07-15 Richard Henderson <rth@redhat.com>
8353 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8354 * genrecog.c (maybe_both_true_mode): New.
8355 (maybe_both_true_2): Use it.
8356 (write_switch): Don't put Pmode in a switch.
8357 * rtl.c (mode arrays): Don't explicitly size them.
8359 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8361 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8362 handling; move unconditional splitting before mode switching.
8364 * i386.md (type): Add fistp type.
8365 (i387, length_attr, scheduling definitions): Handle this type.
8366 (fix_trunc?f?i2): Revamp to use mode switching.
8367 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8368 * i386.h (fp_cw_mode): New enum
8369 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8370 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8372 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8374 * Makefile.in (integrate.o): Add debug.h.
8375 * integrate.c (debug.h): Add.
8376 (output_inline_function): Save, reset, and restore debug_hooks.
8378 2001-07-15 Richard Henderson <rth@redhat.com>
8380 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8381 instead of COMPARE for the EQUIV expression.
8383 2001-07-15 Richard Henderson <rth@redhat.com>
8385 * flow.c (redirect_edge_and_branch_force): Initialize
8386 global_live_at_start and global_live_at_end.
8387 (allocate_bb_life_data): Export.
8388 * basic-block.h (allocate_bb_life_data): Declare.
8389 * toplev.c (rest_of_compilation): Call it.
8391 2001-07-15 Richard Henderson <rth@redhat.com>
8393 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8394 (alpha_tablejump_best_label): New.
8395 * config/alpha/alpha-protos.h: Declare them.
8396 * config/alpha/alpha.md: Use braced strings for code blocks.
8397 (tablejump_osf): Break out add with r29.
8398 (tablejump_osf_internal): Remove.
8399 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8400 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8402 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8404 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8407 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8409 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8410 (ix86_fp_jump_nontrivial_p): New.
8411 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8412 use ix86_fp_jump_nontrivial_p.
8413 * i386.c (ix86_fp_jump_nontrivial_p): New.
8414 (ix86_split_fp_branch): Accept code instead of rtx.
8415 (ix86_expand_compare): Expand comparison early in case
8416 doing so is resonably cheap.
8418 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8420 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8422 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8423 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8425 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8427 * dbxout.c (dbxout_source_line): Make static, update prototype.
8428 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8429 (dbxout_init, dbxout_finish, dbxout_source_line,
8430 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8431 * dbxout.h (dbxout_source_line): Delete.
8432 * debug.c (debug_nothing_file, debug_nothing_file_int,
8433 debug_nothing_file_charstar_rtx): New.
8434 (do_nothing_debug_hooks): Update.
8435 (debug_nothing_void, debug_nothing_charstar_rtx,
8436 dwarf2out_end_epilogue): New.
8437 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8438 * debug.h (struct rtx_def): Declare.
8439 (gcc_debug_hooks): New hooks source_line, end_epilogue
8441 (debug_nothing_void, debug_nothing_charstar_rtx,
8442 dwarf2out_end_epilogue): New.
8443 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8444 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8445 (dwarf2_debug_hooks): Update.
8446 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8447 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8448 * dwarf2out.h (dwarf2out_source_line): Remove.
8449 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8450 Make static, update prototype.
8451 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8452 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8453 (dwarf_debug_hooks): Update.
8454 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8455 dwarfout_end_function): Remove.
8456 * final.c (profile_function): Use debug hooks for ending functions
8458 (output_source_line, final_end_function): Update prototype,
8460 (final_start_function, final_scan_insn): Update.
8461 * output.h (sdb_begin_function_line): Remove.
8462 (final_end_function): Update prototype.
8463 * sdbout.c (sdb_begin_function_line): Make static.
8464 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8465 (sdbout_source_line): New.
8466 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8468 (sdb_debug_hooks): Update.
8469 (sdbout_init, sdbout_source_line,
8470 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8471 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8472 * toplev.c (compile_file, rest_of_compilation): Update.
8473 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8474 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8475 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8476 Update for prototype changes.
8477 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8478 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8480 2001-07-15 Richard Henderson <rth@redhat.com>
8482 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8483 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8484 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8485 * config/alpha/alpha.c: Likewise.
8486 * config/alpha/alpha.md: Likewise.
8487 * config/alpha/alpha32.h: Likewise.
8488 * config/alpha/vms.h: Likewise.
8491 2001-07-14 Richard Henderson <rth@redhat.com>
8493 * config/alpha/alpha.md: Use define_constants for unspec values.
8494 Substitute throughout.
8496 2001-07-14 Tim Josling <tej@melbpc.org.au>
8498 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8500 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8502 * pa.md: Remove unused constraints from define_split's.
8504 2001-04-14 Richard Henderson <rth@redhat.com>
8506 * ifcvt.c (find_cond_trap): Test for exit block.
8508 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8510 Re-install recently reverted patch.
8511 * emit-rtl.c (try_split): Update mark_jump_label call.
8512 * flow.c (find_sub_basic_blocks): Likewise.
8513 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8515 (mark_all_labels): Kill second parameter.
8516 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8517 (rebuild_jump_labels, jump_optimize_minimal): Update call
8519 (jump_optimize_1): Kill crossjumping code.
8520 (mark_jump_label): Kill cross_jump parameter.
8521 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8522 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8523 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8525 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8527 (dump_file_info): Likewise.
8528 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8529 reorganize passes to do reg-stack first, bb-reorder second.
8530 * invoke.texi (-d letters doc): Remove the jump2 pass.
8532 2001-07-14 Richard Henderson <rth@redhat.com>
8534 * ifcvt.c (find_cond_trap): New.
8535 (find_if_header): Call it.
8536 (merge_if_block): Relax existing jump sanity check.
8537 * jump.c (jump_optimize_1): Remove conditional trap handling.
8539 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8541 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8543 (insn_refs_are_delayed): Correct comment.
8544 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8545 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8546 instead of r31. Make associated insn !TARGET_64BIT, and
8547 provide an additional 64-bit insn that clobbers r2.
8549 (udivsi3): Likewise.
8551 (umodsi3): Likewise.
8553 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8555 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8557 * flow.c (redirect_edge_and_branch_force, split_edge,
8558 try_crossjump_to_edge): Use set_block_for_new_insns.
8559 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8561 2001-07-13 H.J. Lu (hjl@gnu.org)
8563 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8566 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8568 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8570 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8572 * c-common.c (decl_attributes): Take a pointer to the node to
8573 which attributes are to be attached, and a flags argument.
8574 * c-common.h (enum attribute_flags): New.
8575 (decl_attributes): Update prototype.
8576 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8577 finish_enum, start_function): Update calls to decl_attributes.
8578 * c-parse.in (component_declarator, component_notype_declarator,
8579 label): Update calls to decl_attributes.
8581 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8583 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8584 * config/avr/avr.c (legitimate_address_p): Return value changed
8585 from letter to register classes. For better debugging.
8587 2001-07-13 Kazu Hirata <kazu@hxi.com>
8589 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8591 2001-07-13 H.J. Lu (hjl@gnu.org)
8593 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8595 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8597 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8598 correctly for shared configurations.
8599 * config/t-libgcc-pic: New.
8600 * config/{i386,m68k,sparc}/t-openbsd: New.
8601 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8602 Support -shared. Support debugging libraries with -g.
8603 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8604 frame information does not emit pointer diffs.
8605 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8608 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8610 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8612 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8614 * combine.c (try_combine): Ensure const_int pow2 is positive.
8616 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8618 * config.gcc: Add configuration for s/390.
8619 * config/s390/s390.c: New. Subroutines for code generation.
8620 * config/s390/s390.h: New. Definitions for s/390.
8621 * config/s390/s390-protos.h: New. Prototypes.
8622 * config/s390/linux.h: New. Definitions for linux for s/390.
8623 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8624 * config/s390/t-linux: New. Makefile fragment.
8625 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8626 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8628 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8630 * emit-rtl.c (try_split): Update mark_jump_label call.
8631 * flow.c (find_sub_basic_blocks): Likewise.
8632 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8634 (mark_all_labels): Kill second parameter.
8635 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8636 (rebuild_jump_labels, jump_optimize_minimal): Update call
8638 (jump_optimize_1): Kill crossjumping code.
8639 (mark_jump_label): Kill cross_jump parameter.
8640 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8641 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8642 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8644 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8646 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8647 reorganize passes to do reg-stack first, bb-reorder second.
8648 * invoke.texi (-d letters doc): Remove the jump2 pass.
8650 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8652 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8654 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8656 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8658 (verify_flow_info): Make diagnostics prettier.
8660 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8662 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8664 * flow.c (outgoing_edges_match): Return early if condition reversal
8667 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8669 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8670 (mips_move_2words): When splitting a move into two instructions,
8671 prefix the second address operand with '%D'.
8673 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8675 * Makefile.in (final.o): Depend on debug.h.
8676 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8677 (dbx_debug_hooks): Add new hooks.
8678 (xcoff_debug_hooks): New.
8679 * debug.c (debug_nothing_file_int_int): New.
8680 (do_nothing_debug_hooks): Update.
8681 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8682 (debug_nothing_file_int_int): New.
8683 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8684 static, update prototype.
8685 (dwarf2_debug_hooks): Update.
8686 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8687 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8688 static, update prototype.
8689 (dwarf_debug_hooks): Update.
8690 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8691 * final.c: Include debug.h.
8692 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8693 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8694 static, update prototype.
8695 (sdb_debug_hooks): Update.
8696 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8697 * toplev.c: Distinguish between xcoff and dbx.
8699 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8700 Call all debug hooks, not just dwarf ones.
8702 2001-07-11 Timothy Wall <twall@redhat.com>
8704 * config.gcc: Add configuration for AIX5/IA64.
8705 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8706 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8707 support prefix/suffix code.
8708 * config/ia64/t-aix: New. Makefile fragment.
8709 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8711 2001-07-11 Kazu Hirata <kazu@hxi.com>
8713 * recog.c (validate_change): Fix a comment typo.
8715 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8717 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8718 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8720 * dbxout.c (dbx_debug_hooks): Add new hooks.
8721 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8723 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8725 * dbxout.h (dbxout_start_new_source_file,
8726 dbxout_resume_previous_source_file): Delete.
8727 * debug.c (do_nothing_debug_hooks): Add new hooks.
8728 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8729 (debug_nothing_int_charstar, debug_nothing_int): New.
8730 * debug.h (gcc_debug_hooks): New hooks define, undef,
8731 start_source_file and end_source_file.
8732 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8733 (debug_nothing_int_charstar, debug_nothing_int): New.
8734 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8735 the conditionally compiled section.
8736 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8737 dwarf2out_define, dwarf2out_undef): Make static.
8738 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8739 dwarf2out_define, dwarf2out_undef): Remove.
8740 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8741 (dwarfout_start_source_file, dwarfout_end_source_file,
8742 dwarfout_define, dwarfout_undef): Make static.
8743 (dwarfout_start_source_file_check,
8744 dwarfout_end_source_file_check): New.
8745 (dwarfout_define, dwarfout_finish): Update.
8746 * dwarfout.h (dwarfout_start_new_source_file,
8747 dwarfout_resume_previous_source_file, dwarfout_define,
8748 dwarfout_undef): Remove.
8749 * sdbout.c (sdb_debug_hooks): Add new hooks.
8750 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8752 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8753 make static, take an arg.
8754 * sdbout.h (sdbout_start_new_source_file,
8755 sdbout_resume_previous_source_file): Delete.
8756 * toplev.c (debug_start_source_file, debug_end_source_file,
8757 debug_define, debug_undef): Delete.
8758 * toplev.h (debug_start_source_file, debug_end_source_file,
8759 debug_define, debug_undef): Delete.
8761 * java/jcf-parse.c: Include debug.h.
8762 (parse_class_file): Update to use debug hooks directly.
8763 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8765 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8767 * alias.c (set_mem_alias_set): New function.
8768 * rtl.h (set_mem_alias_set): Declare it.
8769 * builtins.c (expand_builtin_return_addr): Call it instead of
8770 using MEM_ALIAS_SET accessor.
8771 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8772 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8773 (expand_builtin_va_copy):Likewise.
8774 * caller-save.c (setup_save_areas): Likewise.
8775 * calls.c (compute_argument_addresses): Likewise.
8776 * explow.c (set_mem_attributes): Likewise.
8777 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8778 (expand_assignment, store_constructor_field, store_field): Likewise.
8779 (expand_expr_unaligned): Likewise.
8780 * function.c (assign_stack_temp_for_type): Likewise.
8781 (put_reg_into_stack, gen_mem_addressof): Likewise.
8782 * ifcvt.c (noce_try_cmove_arith): Likewise.
8783 * reload1.c (reload, alter_reg): Likewise.
8784 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8785 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8786 (alpha_expand_unaligned_store): Likewise
8787 (alpha_expand_unaligned_load_words): Likewise.
8788 (alpha_expand_unaligned_store_words): Likewise.
8789 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8790 (alpha_expand_epilogue): Likewise.
8791 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8792 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8793 * config/i386/i386.c (legitimize_pic_address): Likewise.
8794 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8795 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8796 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8797 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8798 * config/mips/mips.c (mips_va_arg): Likewise.
8799 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8800 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8801 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8802 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8803 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8804 (rs6000_emit_epilogue): Likewise.
8805 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8806 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8807 * config/v850/v850.c (v850_va_arg): Likewise.
8809 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8811 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8812 when fallthru edge is present.
8813 (mege_blocks): Handle case where creation of jump insn
8816 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8817 CLEANUP_POST_REGSTACK): New constants.
8818 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8819 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8820 * output.h (cleanup_cfg): Update prototype.
8821 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8822 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8823 cleanup_cfg call; kill missleading comment.
8824 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8825 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8826 parameter; control optimizations performed using it.
8827 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8828 try_crossjump_bb): New functions.
8830 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8832 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8834 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8835 pa_output_function_prologue.
8836 * pa-protos.h (pa_output_function_prologue): New prototype.
8838 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8840 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8841 and low to get correct sign extension in low+high test.
8843 2001-07-11 Janis Johnson <janis@us.ibm.com>
8845 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8846 for large hit count.
8848 * profile.c (branch_prob): Fix .bbg info for computed gotos
8851 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8853 * stmt.c (parse_output_constraint): New function, split out
8855 (expand_asm_operands): ... here. Use parse_output_constraint.
8856 * tree.h (parse_output_constraint): Declare it.
8858 2001-07-11 Richard Henderson <rth@redhat.com>
8860 * bitmap.c: Comment some functions; fiddle whitespace.
8861 (bitmap_free): Don't export.
8862 (bitmap_element_allocate): Use memset.
8863 * bitmap.h (bitmap_free): Don't declare.
8865 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8867 * gcse.c, lcm.c, sched-deps.c:
8868 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8870 * flow.c (flow_loops_find): Free dom if we found no loops, since
8871 we aren't going to save it.
8873 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8876 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8878 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8880 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8882 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8883 #ifndef DWARF2_DEBUGGING_INFO.
8885 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8887 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8889 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8891 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8892 reverse a branch if a NE comparison is implemented with GTU.
8894 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8895 H.J. Lu <hjl@gnu.org>
8897 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8899 (call_internal2): Likewise.
8900 (call_value_internal1): Likewise.
8901 (call_value_internal2): Likewise.
8902 (call_value_multiple_internal1): Likewise.
8903 (call_value_multiple_internal2): Likewise.
8905 2001-07-10 Kazu Hirata <kazu@hxi.com>
8907 * calls.c (emit_library_call_value_1): Fix a comment typo.
8908 * dwarf2out.c (mem_loc_descriptor): Likewise.
8909 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8911 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8913 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8915 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8917 * recog.c (offsettable_address_p): Handle LO_SUM case.
8918 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8919 instead of plus_constant.
8921 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8923 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8924 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8926 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8928 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8929 adjust_address_nv instead of plus_constant.
8931 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8933 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8934 dwarf2out.o): Depend on debug.h, wrap long lines.
8935 * dbxout.c: Include debug.h.
8936 (dbx_debug_hooks): New.
8937 (dbxout_init): Make static, take just 2 args.
8938 (dbxout_finish): Make static.
8939 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8940 * debug.c: New file.
8941 * debug.h: New file.
8942 * dwarf2out.c: Include debug.h.
8943 (dwarf2_debug_hooks): New.
8944 (dwarf2out_init): Make static.
8945 (dwarf2out_finish): Make static, take 2 args.
8946 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8947 * dwarfout.c: Include debug.h.
8948 (dwarf_debug_hooks): New.
8949 (dwarfout_init): Make static.
8950 (dwarfout_finish): Make static, take 2 args.
8951 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8952 * sdbout.c: Include debug.h.
8953 (sdb_debug_hooks): New.
8954 (sdbout_init): Make static, take 2 args.
8955 * sdbout.h (sdbout_init): Delete.
8956 * toplev.c: Include debug.h.
8958 (compile_file): Set deubg_hooks based on command line options.
8959 Use the hooks unconditionally rather than conditional compilation.
8961 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8963 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8964 first_insn_after_basic_block_note instead.
8966 * df.c (df_bb_refs_unlink): #if 0 out for now.
8968 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8970 * ssa.h: Add prototype for ssa_const_prop
8971 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8972 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8973 (ssa_fast_dce): Remove unused variable
8975 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8977 * diagnostic.c (finish_diagnostic): Rename to
8978 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8981 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8983 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8986 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8987 (dump_file): Only pad the demangled name with spaces if the
8988 mangled name was padded with spaces.
8990 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8992 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8995 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8997 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8998 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9001 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9002 whether can put offset inside LO_SUM to check mode alignment, not size.
9004 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9006 * doc/tm.texi (Misc): Fix thinko.
9008 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9010 * regmove.c (replace_in_call_usage): Fix warnings.
9011 * sched-deps.c (add_dependence): Fix warnings.
9012 * simplify-rtx.c (simplify_subreg): Likewise.
9013 Return NULL_RTX instead of NULL.
9015 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9016 (subst_asm_stack_regs): Likewise.
9018 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9021 * dwarf2out.c (output_call_frame_info): Declare i as int.
9022 (build_abbrev_table): Declare n_alloc as int.
9023 (dwarf2out_finish): Initialize die.
9024 * except.c: Declare sjlj_funcdef_number as unsigned.
9025 (connect_post_landing_pads): Declare j as unsigned.
9026 (convert_to_eh_region_ranges): Initialize call_site.
9027 (output_function_exception_table): Initialize tt_format_size.
9028 * expr.c (move_by_pieces_1): Initialize to1.
9029 (store_constructor): Initialize minelt and maxelt.
9030 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9031 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9033 * c-decl.c (combine_parm_decls): Unused, remove.
9034 * c-tree.h: Remove prototype for combine_parm_decls.
9036 * reload.c (push_reload): Fix warning.
9037 (regno_clobbered_p): Likewise.
9038 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9039 (reload_combine): Likewise.
9041 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9042 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9044 * bitmap.c (bitmap_operation): Change user.
9045 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9047 2001-07-10 Eric Christopher <echristo@redhat.com>
9049 * config/mips/mips.c (override_options): Fix typo.
9051 2001-07-09 Stan Shebs <shebs@apple.com>
9053 * target.h (struct gcc_target): New fields init_builtins and
9055 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9056 (TARGET_EXPAND_BUILTIN): New macro.
9057 (TARGET_INITIALIZER): Add them.
9058 * builtins.c: Include target.h.
9059 (expand_builtin): Use targetm.expand_builtin.
9060 (default_init_builtins): New function.
9061 (default_expand_builtin): New function.
9062 * expr.h (default_init_builtins): Declare.
9063 (default_expand_builtin): Declare.
9064 * c-common.c (c_common_nodes_and_builtins): Use
9065 targetm.init_builtins.
9066 * defaults.h (MD_INIT_BUILTINS): Remove.
9067 * Makefile.in (builtins.o): Depend on target.h.
9069 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9070 (TARGET_EXPAND_BUILTIN): Define.
9071 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9072 (MD_EXPAND_BUILTIN): Remove.
9074 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9075 (TARGET_EXPAND_BUILTIN): Define.
9076 (c4x_init_builtins): Make endlink arg a local.
9077 (c4x_print_operand): Fix typos in adjust_address usages.
9078 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9079 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9080 (MD_EXPAND_BUILTIN): Remove.
9082 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9083 (TARGET_EXPAND_BUILTIN): Define.
9084 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9085 (ix86_init_builtins): Call new function only if TARGET_MMX.
9086 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9087 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9088 (MD_EXPAND_BUILTIN): Remove.
9090 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9091 (TARGET_EXPAND_BUILTIN): Define.
9092 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9093 (MD_EXPAND_BUILTIN): Remove.
9095 * doc/tm.texi: Document these changes.
9097 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9099 * basic-block.h (tree_node): Forward declare if needed.
9100 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9101 (BLOCK_HEAD_TREE): Define.
9102 (BLOCK_END_TREE): Define.
9103 (struct loops): Rename field 'tree' to 'tree_root'.
9104 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9106 (flow_loops_tree_build): Rename reference to field 'tree' to
9108 (flow_loops_level_compute): Ditto.
9109 * predict.c (estimate_bb_frequencies): Ditto.
9110 * tree.h (struct tree_common): Add field 'aux'.
9112 2001-07-09 Stan Shebs <shebs@apple.com>
9114 * config/darwin.c (darwin_encode_section_info): Don't mark any
9115 DECL_EXTERNAL node as defined.
9117 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9119 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9120 pa_free_machine_status, hppa_init_pic_save): Delete.
9121 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9122 (hppa_profile_hook): Use hppa_pic_save_rtx.
9123 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9124 hppa_init_pic_save): Delete.
9125 (hppa_pic_save_rtx): Declare.
9126 * pa.md (call, call_value, sibcall, sibcall_value,
9127 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9129 2001-07-09 Kazu Hirata <kazu@hxi.com>
9131 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9132 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9134 2001-07-09 Andreas Jaeger <aj@suse.de>
9136 * output.h: Add declaration of final_forward_branch_p.
9138 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9140 * varray.c: Include errors.h for internal_error and trim_filename
9143 * Makefile.in (varray.o): Add errors.h.
9145 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9147 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9148 * optabs.c (have_add2_insn): Check whether the add insn chosen
9149 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9150 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9152 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9154 * Makefile.in (OBJS): Add ssa-ccp.o
9155 (ssa-ccp.o): Add dependencies.
9156 * toplev.c (DFI_ssa_ccp): New dump file enum.
9157 (dump_file): Add entry for dumping after SSA CCP.
9158 (flag_ssa_ccp): New flag variable.
9159 (f_options): Add -fssa-ccp.
9160 (rest_of_compilation): Run SSA CCP if requested.
9161 * timevar.def (TV_SSA_CCP): New timevar.
9162 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9163 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9164 Fix minor typo in SSA DCE documentation.
9165 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9166 Add documentation for new dump option. Renumber dump files
9169 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9171 * emit-rtl.c (gen_highpart_mode): New.
9172 * rtl.h (gen_highpart_mode): Declare.
9173 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9174 operand can be VOIDmode constant.
9176 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9178 * flow.c (redirect_edge_and_branch_force): New.
9179 (can_fallthru): Ensure that basic blocks are succeeding.
9180 (try_optimize_cfg): Do not delete basic block if it is the last one.
9182 * flow.c (try_redirect_by_replacing_jump): Do not remove
9183 jumps with side effects, unlink chain on fallthru edge;
9184 set block for new jump instruction; avoid basic block to
9185 over by line number note.
9187 * flow.c (try_simplify_condjump): Verify that the condjump
9188 is not always falling trought.
9191 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9193 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9194 (try_redirect_by_replacing_jump): Update properly the count
9195 and frequency information.
9197 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9199 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9200 address that is a LO_SUM specially.
9201 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9203 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9205 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9206 (operand_subword): Use them.
9207 (change_address_1): Renamed from change_address; new arg VALIDATE.
9208 * expr.h: Reflect above changes; change_address now macro.
9209 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9211 * cselib.c (add_mem_for_addr): Likewise.
9212 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9213 * regmove.c (try_apply_stack_adjustment): Likewise.
9214 * reload.c (push_reload, make_memloc): Likewise.
9215 * reload1.c (eliminate_regs): Likewise.
9216 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9217 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9219 * combine.c (make_extraction, simplify_shift_const): Likewise.
9220 (gen_lowpart_for_combine): Likewise.
9221 * cse.c (gen_lowpart_if_possible): Likewise.
9222 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9223 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9224 * optabs.c (gen_move_insn): Likewise.
9225 * reload1.c (alter_reg): Likewise.
9226 * simplify-rtx.c (simplify_subreg): Likewise.
9227 * stmt.c (expand_anon_union_decl): Likewise.
9228 * recog.c (validate_replace_rtx_1): Likewise.
9230 * Makefile.in (recog.o): Add $(EXPR_H).
9231 * explow.c (stabilize): Call replace_equiv_address.
9232 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9233 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9235 2001-07-03 Andrew Haley <aph@redhat.com>
9237 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9238 the mode of the memory location.
9240 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9242 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9244 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9246 * final.c (output_addr_const): Use target opening and
9247 closing parentheses.
9248 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9249 defaults, add to TARGET_ASM_OUT.
9250 * target.h (struct gcc_target): Add open_paren and close_paren.
9251 * doc/md.texi: Update.
9252 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9253 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9254 TARGET_ASM_CLOSE_PAREN.
9255 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9257 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9259 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9260 * config/a29k/a29k.h: Similarly.
9261 * config/alpha/alpha.h: Similarly.
9262 * config/arc/arc.h: Similarly.
9263 * config/arm/aof.h: Similarly.
9264 * config/arm/aout.h: Similarly.
9265 * config/avr/avr.h: Similarly.
9266 * config/c4x/c4x.h: Similarly.
9267 * config/clipper/clipper.h: Similarly.
9268 * config/convex/convex.h: Similarly.
9269 * config/d30v/d30v.h: Similarly.
9270 * config/dsp16xx/dsp16xx.h: Similarly.
9271 * config/elxsi/elxsi.h: Similarly.
9272 * config/fr30/fr30.h: Similarly.
9273 * config/h8300/h8300.h: Similarly.
9274 * config/i370/i370.h: Similarly.
9275 * config/i386/i386.h: Similarly.
9276 * config/i860/i860.h: Similarly.
9277 * config/i960/i960.h: Similarly.
9278 * config/ia64/ia64.h: Similarly.
9279 * config/m32r/m32r.h: Similarly.
9280 * config/m68hc11/m68hc11.h: Similarly.
9281 * config/m68k/m68k.h: Similarly.
9282 * config/m88k/m88k.h: Similarly.
9283 * config/mcore/mcore.h: Similarly.
9284 * config/mips/mips.h: Similarly.
9285 * config/mn10200/mn10200.h: Similarly.
9286 * config/mn10300/mn10300.h: Similarly.
9287 * config/ns32k/ns32k.h: Similarly.
9288 * config/pa/pa.h: Similarly.
9289 * config/pdp11/pdp11.h: Similarly.
9290 * config/pj/pj.h: Similarly.
9291 * config/romp/romp.h: Similarly.
9292 * config/rs6000/rs6000.h: Similarly.
9293 * config/sh/sh.h: Similarly.
9294 * config/sparc/sparc.h: Similarly.
9295 * config/v850/v850.h: Similarly.
9296 * config/vax/vax.h: Similarly.
9297 * config/we32k/we32k.h: Similarly.
9299 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9301 * doc/c-tree.texi: Document representation of attributes.
9303 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9305 * doc/tm.texi: Update some places for the rename of target to
9308 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9310 * target.h (struct gcc_target): Add insert_attributes.
9311 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9312 (TARGET_INITIALIZER): Update.
9313 * tree.c, tree.h (default_insert_attributes): New function.
9314 Update comments on other default functions to refer to targetm,
9316 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9317 TARGET_INSERT_ATTRIBUTES.
9318 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9319 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9320 Don't use PRAGMA_INSERT_ATTRIBUTES.
9321 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9322 * c-decl.c (start_decl, start_function): Don't call
9323 SET_DEFAULT_DECL_ATTRIBUTES.
9324 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9325 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9327 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9328 (c4x_check_attribute): Avoid modifying attribute list itself.
9329 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9331 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9332 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9334 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9335 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9337 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9338 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9340 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9341 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9342 Adjust parameters. Make static.
9344 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9346 * c-common.c (decl_attributes): Only take a single attributes
9348 * c-common.h (decl_attributes): Update prototype.
9349 * c-decl.c (start_decl, start_function): Only take a single
9350 attributes parameter. Update calls to decl_attributes.
9351 (finish_struct, finish_enum): Update calls to decl_attributes.
9352 (push_parm_decl): Expect unified list of attributes. Update call
9354 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9355 notype_nested_function, component_declarator,
9356 component_notype_declarator, label): Update calls to
9358 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9359 lists that are passed to push_parm_decl.
9360 * c-tree.h (start_function, start_decl): Update prototypes.
9361 * config/sh/sh-protos.h, config/sh/sh.c
9362 (sh_pragma_insert_attributes): Only take a single attributes
9364 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9365 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9366 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9367 build_module_descriptor, generate_static_references,
9368 generate_strings, build_selector_translation_table,
9369 generate_descriptor_table, generate_protocols,
9370 generate_ivars_list, generate_dispatch_table,
9371 generate_protocol_list, generate_category,
9372 generate_shared_structures, really_start_method, add_objc_decls,
9373 generate_classref_translation_entry): Update calls to start_decl
9375 (build_tmp_function_decl, start_method_def): Unify attribute lists
9376 that are passed to push_parm_decl.
9378 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9380 * final.c (no_asm_to_stream): New.
9381 (final_scan_insn): Use target structures for prologue ends
9382 and epilogue starts.
9383 * output.h (no_asm_to_stream): New.
9384 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9385 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9386 (TARGET_ASM_OUT): Update.
9387 * target.h (struct gcc_target): New members function_end_prologue
9388 and function_begin_epilogue.
9389 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9390 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9391 * config/alpha/alpha.c (output_end_prologue): Rename to
9392 alpha_output_function_end_prologue. Use in target struct
9394 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9395 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9396 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9397 ia64_output_function_end_prologue. Use in target struct
9399 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9400 mistyped prototypes.
9401 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9402 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9404 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9405 an use in target struct, make static.
9406 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9409 2001-07-08 Richard Henderson <rth@redhat.com>
9411 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9413 2001-07-08 Richard Henderson <rth@redhat.com>
9415 * config/i386/i386.md: Remove constraints strings from define_split
9416 and define_peephole2 patterns.
9417 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9418 (eh_return): Use them.
9420 2001-07-08 Richard Henderson <rth@redhat.com>
9422 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9423 Document MD_FALLBACK_FRAME_STATE_FOR.
9425 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9427 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9428 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9430 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9432 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9434 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9435 of the label inside NAME as opposed to just the end of NAME.
9437 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9439 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9440 * config/alpha/alpha.c (alpha_init_machine_status,
9441 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9442 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9443 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9444 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9446 2001-07-06 Stan Shebs <shebs@apple.com>
9448 * target.h (targetm): Rename global from "target", so as not to
9449 conflict with local variables.
9451 * c-typeck.c: Ditto.
9455 * cp/decl2.c: Ditto.
9456 * cp/typeck.c: Ditto.
9457 * 1750a/1750a.c: Ditto.
9458 * a29k/a29k.c: Ditto.
9462 * clipper/clipper.c: Ditto.
9463 * convex/convex.c: Ditto.
9464 * d30v/d30v.c: Ditto.
9465 * dsp16xx/dsp16xx.c: Ditto.
9466 * elxsi/elxsi.c: Ditto.
9467 * fr30/fr30.c: Ditto.
9468 * h8300/h8300.c: Ditto.
9469 * i370/i370.c: Ditto.
9470 * i386/i386.c: Ditto.
9471 * i860/i860.c: Ditto.
9472 * i960/i960.c: Ditto.
9473 * ia64/ia64.c: Ditto.
9474 * m32r/m32r.c: Ditto.
9475 * m68hc11/m68hc11.c: Ditto.
9476 * m68k/m68k.c: Ditto.
9477 * m88k/m88k.c: Ditto.
9478 * mips/mips.c: Ditto.
9479 * ns32k/ns32k.c: Ditto.
9481 * pdp11/pdp11.c: Ditto.
9482 * romp/romp.c: Ditto.
9483 * rs6000/rs6000.c: Ditto.
9485 * sparc/sparc.c: Ditto.
9487 * we32k/we32k.c: Ditto.
9488 * doc/tm.texi: Update the manual to match.
9490 2001-07-06 Richard Henderson <rth@redhat.com>
9492 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9493 DWARF2_UNWIND_INFO not just whether it is defined.
9495 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9497 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9498 call to simplify_binary_operation returns a new pattern.
9500 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9502 * glimits.h (__SHRT_MAX__): New.
9503 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9504 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9506 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9508 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9511 2001-07-06 Richard Henderson <rth@redhat.com>
9513 * bitmap.c (bitmap_release_memory): Move adjacent to the
9514 allocation functions.
9515 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9516 the implementation. Binary search for the set bit.
9517 (bitmap_union_of_diff): Allocate the temporary on the stack
9518 instead of using xmalloc.
9520 2001-07-06 Richard Henderson <rth@redhat.com>
9522 * genrecog.c (validate_pattern): Warn for constraints in
9523 define_{expand,split,peephole2}. Remove strict_low_part
9524 before looking up match_dup.
9526 2001-07-06 DJ Delorie <dj@redhat.com>
9528 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9529 chapter about various build hints and history. Add section
9530 talking about the various types of native and cross builds.
9532 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9534 * Makefile.in (final.o): Depend on target.h.
9535 * final.c: Include target.h.
9536 (default_function_pro_epilogue): New.
9537 (final_start_function): Use target structure for function prologues.
9538 (final_end_function): Use target structure for function epilogues.
9539 * fold-const.c (real_hex_to_f): Constify s and p.
9540 * output.h (default_function_pro_epilogue): New.
9541 * real.h (real_hex_to_f): Update prototype.
9542 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9543 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9544 (TARGET_INITIALIZER): Update.
9545 * target.h (gcc_target): Add struct asm_out.
9546 * doc/tm.texi: Update.
9549 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9550 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9551 in cpu/cpu.c, or rename old functions consistently. Take
9552 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9553 redundant macros and prototypes. Make new functions static.
9555 * 1750a/1750a.c: Similarly.
9556 * 1750a/1750a.h: Similarly.
9557 * a29k/a29k-protos.h: Similarly.
9558 * a29k/a29k.c: Similarly.
9559 * a29k/a29k.h: Similarly.
9560 * arc/arc-protos.h: Similarly.
9561 * arc/arc.c: Similarly.
9562 * arc/arc.h: Similarly.
9563 * arm/arm-protos.h: Similarly.
9564 * arm/arm.c: Similarly.
9565 * arm/arm.h: Similarly.
9566 * avr/avr-protos.h: Similarly.
9567 * avr/avr.c: Similarly.
9568 * avr/avr.h: Similarly.
9569 * clipper/clipper-protos.h: Similarly.
9570 * clipper/clipper.c: Similarly.
9571 * clipper/clipper.h: Similarly.
9572 * convex/convex.c: Similarly.
9573 * convex/convex.h: Similarly.
9574 * d30v/d30v-protos.h: Similarly.
9575 * d30v/d30v.c: Similarly.
9576 * d30v/d30v.h: Similarly.
9577 * d30v/d30v.md: Similarly.
9578 * dsp16xx/dsp16xx-protos.h: Similarly.
9579 * dsp16xx/dsp16xx.c: Similarly.
9580 * dsp16xx/dsp16xx.h: Similarly.
9581 * elxsi/elxsi.c: Similarly.
9582 * elxsi/elxsi.h: Similarly.
9583 * fr30/fr30.c: Similarly.
9584 * fr30/fr30.md: Similarly.
9585 * h8300/h8300-protos.h: Similarly.
9586 * h8300/h8300.c: Similarly.
9587 * h8300/h8300.h: Similarly.
9588 * i370/i370-protos.h: Similarly.
9589 * i370/i370.c: Similarly.
9590 * i370/i370.h: Similarly.
9591 * i386/i386.c: Similarly.
9592 * i386/osf1elf.h: Similarly.
9593 * i386/osfrose.h: Similarly.
9594 * i860/i860-protos.h: Similarly.
9595 * i860/i860.c: Similarly.
9596 * i860/i860.h: Similarly.
9597 * i960/i960-protos.h: Similarly.
9598 * i960/i960.c: Similarly.
9599 * i960/i960.h: Similarly.
9600 * ia64/ia64-protos.h: Similarly.
9601 * ia64/ia64.c: Similarly.
9602 * ia64/ia64.h: Similarly.
9603 * m32r/m32r-protos.h: Similarly.
9604 * m32r/m32r.c: Similarly.
9605 * m32r/m32r.h: Similarly.
9606 * m68hc11/m68hc11-protos.h: Similarly.
9607 * m68hc11/m68hc11.c: Similarly.
9608 * m68hc11/m68hc11.h: Similarly.
9609 * m68k/crds.h: Similarly.
9610 * m68k/dpx2.h: Similarly.
9611 * m68k/m68k-protos.h: Similarly.
9612 * m68k/m68k.c: Similarly.
9613 * m68k/m68k.h: Similarly.
9614 * m68k/news.h: Similarly.
9615 * m88k/m88k-protos.h: Similarly.
9616 * m88k/m88k.c: Similarly.
9617 * m88k/m88k.h: Similarly.
9618 * mips/mips-protos.h: Similarly.
9619 * mips/mips.c: Similarly.
9620 * mips/mips.h: Similarly.
9621 * ns32k/merlin.h: Similarly.
9622 * ns32k/ns32k.c: Similarly.
9623 * ns32k/ns32k.h: Similarly.
9624 * ns32k/tek6000.h: Similarly.
9625 * pa/pa-protos.h: Similarly.
9626 * pa/pa.c: Similarly.
9627 * pa/pa.h: Similarly.
9628 * pdp11/2bsd.h: Similarly.
9629 * pdp11/pdp11-protos.h: Similarly.
9630 * pdp11/pdp11.c: Similarly.
9631 * pdp11/pdp11.h: Similarly.
9632 * romp/romp-protos.h: Similarly.
9633 * romp/romp.c: Similarly.
9634 * romp/romp.h: Similarly.
9635 * rs6000/rs6000-protos.h: Similarly.
9636 * rs6000/rs6000.c: Similarly.
9637 * rs6000/rs6000.h: Similarly.
9638 * rs6000/sysv4.h: Similarly.
9639 * sh/sh-protos.h: Similarly.
9640 * sh/sh.c: Similarly.
9641 * sh/sh.h: Similarly.
9642 * sparc/sparc-protos.h: Similarly.
9643 * sparc/sparc.c: Similarly.
9644 * sparc/sparc.h: Similarly.
9645 * vax/vax.c: Similarly.
9646 * vax/vax.h: Similarly.
9647 * vax/vms.h: Similarly.
9648 * we32k/we32k.c: Similarly.
9649 * we32k/we32k.h: Similarly.
9651 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9653 * basic-block.h (first_insn_after_basic_block_note): Declare.
9654 * flow.c (first_insn_after_basic_block_note): Define. Moved
9656 * ssa.c (first_insn_after_basic_block_note): Remove.
9657 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9659 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9660 nodes when we find a dead conditional branch. Insert BARRIERs
9661 after any blocks with no successors, but which do not have
9664 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9666 * varray.c (varray_check_failed): Use internal_error.
9668 2001-07-05 Andrew Haley <aph@redhat.com>
9670 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9671 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9672 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9674 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9676 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9677 reference if the target constant is also a SYMBOL_REF.
9679 2001-07-05 Eric Christopher <echristo@redhat.com>
9681 * config/mips/mips.h (MASK_MIPS3900): Remove.
9682 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9683 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9684 (TARGET_MIPS3900): Change to use mips_arch.
9685 (TARGET_MIPS4000): New.
9686 (TARGET_MIPS4100): New.
9687 (TARGET_MIPS4300): New.
9688 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9689 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9691 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9692 (ISA_HAS_BRANCHLIKELY): To here.
9693 (CC1_CPU_SPEC): New.
9694 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9695 (mips_arch_string): Declare.
9696 (mips_arch): Declare.
9697 (TARGET_OPTIONS): Add -march and -mtune.
9699 * config/mips/mips.c (mips_arch_string): New.
9701 (override_options): Handle -march for codegen and -mtune
9702 for scheduling. Use mips_arch. Move tx39 target default here.
9703 (mips_parse_cpu): Move error message to override_options.
9705 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9707 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9709 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9710 (MIPS Options): Ditto. Change mcpu entry to historical text.
9712 2001-07-05 H.J. Lu (hjl@gnu.org)
9714 * config/mips/mips.c (mips_parse_cpu): New function to parse
9717 2001-07-05 Jim Wilson <wilson@redhat.com>
9719 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9720 * config/ia64/t-ia64: Likewise.
9721 (LIB1ASMFUNCS): Update comment.
9723 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9725 * doc/install.texi (Install GCC: Binaries): Fix typo.
9727 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9729 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9730 reference using the stack pointer, adjust it since we push Y
9732 ("*ashrsi3"): Likewise.
9733 ("*lshrsi3"): Likewise.
9735 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9737 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9738 when -fomit-frame-pointer is used.
9740 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9742 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9743 (try_redirect_by_replacing_jump): Reverse updating properly the
9744 count and frequency information. Reverse removing cc0 setter.
9745 (forwarder_block_p): Reverse fixing for fallthru blocks.
9747 2001-07-05 DJ Delorie <dj@redhat.com>
9749 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9750 (translate_options): If the above is defined, use it to map
9751 given options to new options.
9752 * doc/tm.texi: Document it.
9754 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9755 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9757 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9758 cause programs using computed gotos to run more slowly.
9760 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9762 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9764 Consistently require binutils 2.11.2, not prereleases.
9765 (Specific, decstation-*): Canonicalize as mips-dec-*.
9766 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9768 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9769 (Specific, mips-*): Reword MIPS C compiler requirements.
9770 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9771 (Specific, sunv5): Removed, obsolete.
9773 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9775 * dwarf2out.c (output_loc_list): Use an all ones mask for
9776 .text asm output and don't rely on long long
9777 literals. Reformat some long lines.
9779 2001-07-05 Andreas Jaeger <aj@suse.de>
9781 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9784 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9786 * dwarf2out.c (dwarf2out_define): Update comment.
9787 (dwarf2out_undef): Ditto.
9788 (dwarf2out_start_source_file): Ditto.
9789 (dwarf2out_end_source_file): Ditto.
9790 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9791 since we never call the start/end debug hook for the primary file.
9793 2001-07-04 Kazu Hirata <kazu@hxi.com>
9795 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9798 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9800 * cppinit.c (remove_dup_dirs): Inform if a system include
9801 directory is being reordered.
9802 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9804 * doc/cpp.texi (Search Paths): Likewise.
9805 * doc/gcc.texi (Interoperation): Remove information about
9808 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9810 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9811 (VARRAY_TOP_CHAR_PTR): Likewise.
9813 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9815 * gcc.c (process_command): Don't assign elements of a const char*.
9817 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9819 * emit-rtl.c (change_address): Don't abort if invalid address while
9820 reload is in progress.
9822 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9824 * c-lex.c (cb_file_change): Pass line number to
9825 debug_start_source_file.
9826 (cb_undefine): Pass correct line number to debug_undef.
9828 * toplev.c (debug_start_source_file): Add line number to
9829 parameters. Pass it along to dwarf2out_start_source_file.
9830 (decode_g_option): Stop resetting debug level back to normal when
9831 we change debug formats, unless the current level is
9832 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9835 * toplev.h (debug_start_source_file): Add line number to
9838 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9841 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9843 Output debug_macinfo data for starting file if requested.
9844 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9846 (dwarf2out_define): Output debug_macinfo data for defining a macro
9848 (dwarf2out_undef): Output debug_macinfo data for undefining a
9850 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9851 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9852 (macinfo_section_label): New. DWARF2 macro info section label.
9853 (dwarf2out_init): If we want macro info, output the start label
9855 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9856 attribute to the compilation unit die pointing to the macro info.
9858 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9860 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9861 DWARF2_DEBUGGING_INFO.
9862 (add_loc_descr_to_loc_list): Ditto.
9863 (output_loc_list): Ditto.
9864 Also, fix thinko in curr not being initialized.
9865 (gen_internal_sym): Ditto.
9867 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9869 * emit-rtl.c (replace_equiv_address): New function.
9870 * expr.h (replace_equiv_address): New declaration.
9871 * explow.c (validize_mem): Call it instead of change_address and
9872 also call if -fforce-addr and address is constant.
9873 * expr.c: Replace more calls to change_address with adjust_address
9874 and/or replace_equiv_address or to validize_mem.
9875 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9876 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9877 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9878 * config/i370/i370.md, config/i860/i860.md: Likewise.
9879 * config/i960/i960.md, config/mips/mips.c: Likewise.
9880 * config/mips/mips.md, config/pa/pa.md: Likewise.
9881 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9882 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9884 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9886 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9888 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9891 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9893 * doc/include: New directory.
9894 * doc/fdl.texi: Move to doc/include/fdl.texi.
9895 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9896 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9897 * doc/gcc.texi: Use funding.texi and gpl.texi.
9898 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9899 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9900 Update dependencies and use -I $(docdir)/include.
9902 2001-07-04 Anthony Green <green@redhat.com>
9904 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9906 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9908 * doc/install.texi (sparc64-*-*): Remove garbage.
9910 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9912 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9913 Fix typo in last change to use adjust_address.
9915 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9917 * doc/install.texi (Specific): Update information for *-*-solaris*.
9919 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9921 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9923 2001-07-03 Stan Shebs <shebs@apple.com>
9925 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9926 case for flag_no_mach_text_sections.
9927 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9928 * config/darwin.c (flag_no_mach_text_sections): Remove.
9929 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9931 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9933 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9934 and avoid checking for constant as first operand.
9935 * recog.c (find_constant_term_loc): No longer static.
9936 (adj_offettable_operand): Delete.
9937 * rtl.h (adj_offsettable_operand): Delete declaration.
9938 (find_constant_term): Add declaration.
9939 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9941 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9942 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9943 * config/i386/i386.c, config/i386/i386.md: Likewise.
9944 * config/i860/i860.c, config/i960/i960.c: Likewise.
9945 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9946 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9947 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9948 * config/mips/mips.c, config/mips/mips.md: Likewise.
9949 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9950 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9951 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9952 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9953 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9954 * config/ns32k/ns32k.md: Likewise.
9956 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9958 * rtl.c (copy_rtx): Handle 'T' format letter.
9959 * gensupport.c (collect_insn_data): Likewise.
9960 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9962 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9964 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9965 -B option. Use 'dir' not 'foo' as example directory name.
9967 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9969 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9970 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9972 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9974 * doc/cppinternals.texi: Improve formatting and logical markup.
9976 2001-07-03 Andreas Jaeger <aj@suse.de>
9978 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9980 * genrecog.c (write_header): Include reload.h for prototypes in
9983 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9986 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9987 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9988 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9989 i386_pe_valid_type_attribute_p): Add.
9990 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9991 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9993 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9995 * explow.c (plus_constant_wide, case LO_SUM): New case.
9996 (plus_constant_for_output_wide): Delete.
9997 * rtl.h (plus_constant_for_output): Delete.
9998 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9999 instead of plus_constant_for_output.
10000 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10001 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10002 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10003 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10004 * config/sparc/sparc.md: Likewise.
10005 Convert some change_address calls to adjust_address.
10007 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10009 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10010 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10011 documentation of -std and -Wwrite-strings.
10013 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10015 * cse.c (canon_hash): Don't register registers in very small
10016 register classes, as extending their lifetime might cause
10019 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10021 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10023 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10024 (try_redirect_by_replacing_jump): Update properly the count
10025 and frequency information.
10027 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10029 * toplev.c (dump_file_index): Move SSA dumps just after first
10031 (dump_file): Corresponding changes.
10032 (rest_of_compilation): Move SSA path to just after the first
10034 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10035 * doc/invoke.texi: Update dump file #s as they were completely
10036 out of date with reality.
10038 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10040 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10042 * expr.c (emit_move_insn_1): Deal with non-default
10045 * expr.c (emit_single_push_insn): Fix warning.
10047 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10049 * expr.c (emit_move_insn_1): Avoid modifying
10050 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10052 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10054 * emit-rtl.c (adjust_address): New function.
10055 * expr.h (adjust_address): Add declaration.
10056 * builtins.c: Replace some calls to change_address with calls to it
10057 or to validize_mem.
10058 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10059 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10060 * config/arm/arm.c, config/convex/convex.c: Likewise.
10061 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10062 * config/i386/i386.c, config/i386/i386.md: Likewise.
10063 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10064 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10065 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10066 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10067 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10069 2001-07-02 Jim Wilson <wilson@redhat.com>
10071 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10073 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10075 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10076 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10078 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10080 * cppinit.c (lang_defaults): New table.
10081 (set_lang): Just read from lang_defaults into the live options
10084 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10086 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10087 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10088 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10090 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10092 * doc/install.texi: Various spelling and markup fixes.
10093 (Installing GCC): Component specific installation instructions are
10096 Warn about removing old install dir in the presence of shared libs.
10097 (Configuration): Invoke with options target to match configure
10099 Consistently refer to gas, gld pathnames.
10100 Invert --enable-multilib documentation.
10101 Remove references to old compiler versions.
10103 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10105 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10107 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10109 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10111 (Specific, mips*-sgi-irix5): Note IDO download.
10112 Reworded MIPS C hints.
10113 Use GNU as instead of GAS.
10115 Removed SGI Freeware reference, IRIX 6 only.
10116 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10117 Note N64 library requirement/workaround.
10119 Complete list of structure passing bug victims.
10121 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10123 * doc/install.texi: Remove CVS Id.
10125 2001-07-02 Andreas Jaeger <aj@suse.de>
10127 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10128 (find_inherently_necessary): Remove unused variable.
10130 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10132 * c-common.h (TDI_inlined): New ast dump phase.
10133 (dump_flag_name): New function.
10134 * c-dump.c (dump_files): Add inlined phase.
10135 (dump_flag_name): Define.
10136 * doc/invoke.texi (-fdump-ast-inlined): Document.
10138 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10140 * stor-layout.c (layout_decl): Revert change to handling of alignment
10143 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10145 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10148 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10150 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10153 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10155 * tlink.c (recompile_files): Remove COMPILER_PATH and
10156 LIBRARY_PATH from the environment.
10158 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10160 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10161 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10163 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10165 * c-parse.in (OBJC_STRING): Kill.
10166 (objc_string): Decompose to [objc_string] '@' STRING.
10167 (reswords): Take the leading '@' off all the Objective C keywords.
10168 (objc_rid_sans_at): Kill.
10169 (init_reswords): Don't initialize it.
10170 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10171 (_yylex): Kill reconsider label. Look ahead one token after
10172 an '@'; if we get an identifier, check whether it's an
10173 Objective C @-keyword. If so, return the keyword. Otherwise,
10174 put back the token and return the '@' as a terminal.
10176 * cpplib.c (lex_macro_node): Remove unnecessary check for
10177 leading '@' on identifier. Clarify control flow and commentary.
10179 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10181 * cse.c (new_label_ref): Variable deleted.
10182 (insert): Remove set of new_label_ref.
10183 (check_for_label_ref): New function.
10184 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10186 See ChangeLog.5 for earlier changes.