1 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3 * doc/install.texi (Configuration): Fix markup.
4 (Specific, i?86-*-udk): Likewise.
5 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7 Document --enable-threads and --enable-libgcj status.
8 (Specific, mips-sgi-irix*): Canonicalize triples.
9 (Specific, mips-sgi-irix5): Warn about problems with this config.
10 Mention required GNU as patch.
11 Native assembler problems are fixed.
12 (Specific, mips-sgi-irix6): Update O32 ABI support status.
13 Document --enable-threads and --enable-libgcj status.
15 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
17 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
20 2001-08-03 Richard Henderson <rth@redhat.com>
22 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
25 2001-08-03 Richard Henderson <rth@redhat.com>
27 * rtlanal.c (find_first_parameter_load): Stop if we
28 reach a CODE_LABEL at BOUNDARY.
30 2001-08-03 Richard Henderson <rth@redhat.com>
32 * config/alpha/alpha.md (force_movdi): New insn.
33 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
34 Tweek FRP marking of VMS prologue insns.
35 * config/alpha/vms.h (EPILOGUE_USES): New.
37 2001-08-02 Richard Henderson <rth@redhat.com>
39 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
41 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
43 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
44 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
45 config/convex/convex.h, config/d30v/d30v.c,
46 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
47 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
48 config/mips/mips.h, config/mn10200/mn10200.h,
49 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
50 config/v850/v850.h, config/vax/openbsd.h,
51 config/vax/openbsd1.h, config/vax/ultrix.h,
52 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
53 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
54 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
55 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
56 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
57 in comments and documentation.
59 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
63 * Makefile.in (line-map.o): New.
64 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
65 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
66 * cpperror.c (print_containing_files): Similarly.
67 (print_location): Update. Don't output a space before _Pragma.
68 * cppfiles.c (stack_include_file): Set to line 1 immediately.
69 (stack_include_filee, cpp_make_system_header): Update.
70 (_cpp_execute_include): Get logical line number right for calling
71 as-yet-unterminated #include.
72 * cpphash.h (struct cpp_reader): Add line_maps.
73 (_cpp_do_file_change): Update.
74 * cppinit.c (cpp_create_reader): Initialize line maps.
75 (cpp_destroy): Destroy line maps.
76 (cpp_start_read): Get logical line number right.
77 * cpplex.c (parse_string): Only warn once for multi-line strings.
78 Use boolean variable for null warning.
79 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
81 (do_include_common): End the directive early.
82 (do_line): Don't warn about out-of-range lines in preprocessed
83 source. Update. Remove unused variables.
84 (_cpp_do_file_change): Update for new line mapping.
85 (pragma_cb): New typedef.
86 (cpp_register_pragma): Stop looking ahead before calling the
88 (do_pragma_system_header): End directive early.
89 (cpp_get_line_maps): New.
90 (cpp_pop_buffer): Fudge logical line. Update.
91 * cpplib.h: Include line-map.h
92 (enum cpp_fc_reason): Remove.
93 (struct cpp_file_change): Update.
94 (cpp_get_line_maps): New.
95 * cppmain.c (struct_printer): New member map.
96 (cb_file_change): Update for new mappings.
97 * fix-header.c (cb_file_change): Similarly.
99 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
101 * Makefile.in (libgcc.mk): Define mkinstalldirs.
102 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
104 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
106 * config/vax/vax.c: include expr.h.
108 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
110 * Makefile.in ($(srcdir)/configure): Only rebuild in
112 ($(srcdir)/config.in): Only define in maintainer mode.
113 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
115 2001-08-02 David Edelsohn <edelsohn@gnu.org>
117 * doc/install.texi (Install GCC: Binaries): Update Bull info.
119 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
121 * gcc.c (set_collect_gcc_options): New function, split out from
123 Ignore elided switches.
124 (do_spec_1): Invoke before executing command.
127 * gcc.h (set_input): ... here.
128 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
131 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
134 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
136 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
138 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
140 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
141 for the unnamed instructions it expands to.
143 2001-08-02 Richard Henderson <rth@redhat.com>
145 * regclass.c (call_really_used_regs): Conditionally define.
146 (init_reg_sets_1): Don't use it if not defined.
147 (fix_register): Similarly, don't set it.
149 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
151 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
152 Correct comment that had been missed in the previous change.
154 2001-08-01 Stan Shebs <shebs@apple.com>
156 * config/darwin.c (machopic_stub_name): Try matching by name.
157 (update_stubs): New function.
158 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
161 2001-08-01 Richard Henderson <rth@redhat.com>
163 * except.c (output_function_exception_table): Use assemble_align.
164 * varasm.c (assemble_eh_label): Remove.
165 (assemble_eh_align, assemble_eh_integer): Remove.
167 2001-08-01 Robert Lipe <robertl@caldera.com>
169 * dwarfout.c: Remove reference to README.DWARF.
171 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
173 * regclass.c (call_really_used_regs): New array for registers which
174 are actually used by a call.
175 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
177 (fix_register): Set call_really_used too.
178 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
179 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
181 2001-08-01 Richard Henderson <rth@redhat.com>
183 * read-rtl.c (read_name): Consider \r whitespace.
185 2001-07-11 Andrew Cagney <ac131313@redhat.com>
187 * config.gcc: Recognize powerpc-*-netbsd*.
189 * doc/install.texi (Host/target specific installation notes for
190 GCC): Mention powerpc-*-netbsd*.
192 * config/rs6000/netbsd.h: New file.
193 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
194 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
195 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
196 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
197 (TARGET_VERSION): Redefine.
199 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
200 mcall-netbsd as a match for mcall-sysv.
201 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
202 (ncrti.S, ncrtn.S): New targets.
203 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
205 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
206 "netbsd' as a V4 ABI.
207 (ASM_SPEC): Check for -mcall-netbsd.
208 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
209 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
210 (LIB_SPEC, ENDFILE_SPEC): Ditto.
211 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
212 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
213 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
214 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
216 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
217 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
219 2001-08-01 Mark Kettenis <kettenis@gnu.org>
221 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
222 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
223 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
224 including "unwind-pe.h".
226 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
228 * rs6000.md (define_splits): Kill unused constraints.
230 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
231 Jan Hubicka <jh@suse.cz>
233 * function.c (thread_prologue_and_epilogue_insns): Kill code
234 dealing with non-existent CFG.
236 2001-08-01 Kazu Hirata <kazu@hxi.com>
238 * alias.c: Fix comment formatting.
239 * bitmap.c: Likewise.
240 * builtins.c: Likewise.
242 * c-common.c: Likewise.
243 * c-decl.c: Likewise.
244 * c-dump.c: Likewise.
246 * collect2.c: Likewise.
247 * combine.c: Likewise.
248 * conflict.c: Likewise.
249 * cppfiles.c: Likewise.
250 * cppinit.c: Likewise.
251 * cpplex.c: Likewise.
252 * cpplib.c: Likewise.
253 * cppmacro.c: Likewise.
254 * cppspec.c: Likewise.
255 * c-pragma.c: Likewise.
256 * crtstuff.c: Likewise.
258 * cselib.c: Likewise.
259 * c-semantics.c: Likewise.
260 * c-typeck.c: Likewise.
262 2001-08-01 H.J. Lu <hjl@gnu.org>
264 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
266 2001-08-01 H.J. Lu <hjl@gnu.org>
268 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
270 2001-08-01 Ziemowit Laski <zlaski@apple.com>
272 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
273 contextualizing Objective-C class name lookup by the lexer.
274 (typespec_reserved_nonattr): Disable ObjC class name lookup after
276 (protocoldef): Add support for forward @protocol declarations.
277 (yylexname): Suppress ObjC class name lookup in certain contexts;
278 re-enable after lookup is complete.
279 (_yylex): Re-enable ObjC class name lookup when certain
280 punctuation marks are seen.
282 * objc/objc-act.c (check_protocol_recursively): New function used
283 for finding circular dependencies in protocols.
284 (objc_declare_protocols): New function for handling forward
285 @protocol declarations.
286 (receiver_is_class_object): Detect the case when 'self' is used
287 inside of a class method.
288 (build_message_expr): Issue a warning if class method is desired
289 but instance method is found instead.
290 (conforms_to_protocol): Streamline.
291 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
292 protocol Foo, even if 'Bar foo' does not.
293 (check_protocols): Streamline.
294 (start_protocol): Add checks for circular and duplicate protocol
296 (encode_aggregate_within): For typedefs of structs, encode the
298 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
299 (objc_declare_protocols): New prototype.
301 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
303 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
304 * cpplex.c (handle_newline): Update prototype. Maintain logical
306 (skip_escaped_newlines, skip_block_comment, parse_string):
308 (_cpp_lex_token): Update, and store token position within the token.
309 * cpplib.h (struct cpp_token): Add line and column entries.
310 * cppmacro.c (replace_args): Position stringified tokens correctly.
312 2001-08-01 Andreas Jaeger <aj@suse.de>
314 * basic-block.h: Add prototype for last_loop_beg_note.
316 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
318 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
319 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
321 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
322 while handling WITH_CLEANUP_EXPR node. Use second operand calling
324 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
326 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
327 operand while calling simple_cst_equal.
328 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
329 operand is the cleanup expression, the third is the RTL_EXPR.
330 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
332 2001-07-31 Jeff Sturm <jsturm@one-point.com>
334 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
336 2001-07-31 matthew green <mrg@eterna.com.au>
338 * config.gcc (i386-*-netbsdelf): New description.
339 * config/i386/netbsd-elf.h: New file.
341 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
343 * loop.c (check_dbra_loop): Use single_set to compute
346 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
348 PowerPC reorg and support for powerpc64-*-linux*.
350 Also fixes emitting of constants on 32 bit and 64 bit
353 * config.gcc: powerpc64-*-linux* is a new target.
354 Things that needed aix.h now also include xcoff.h
356 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
358 Move AIX specific stuff into aix.h.
359 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
360 with more than just XCOFF now.
361 (SET_ASM_OP): Remove, now defined where needed.
362 (FUNCTION_PROLOGUE): New macro definition.
363 (FUNCTION_EPILOGUE): New macro definition.
364 (CONST_OK_FOR_LETTER_P): Change N to require that value is
366 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
368 * config/rs6000/xcoff.h: New file.
370 * config/rs6000/linux64.h: New file.
372 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
374 2001-07-31 Alan Modra <amodra@bigpond.net.au>
376 * rs6000.c (print_operand_address): Handle ELF syntax.
377 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
378 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
379 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
381 2001-07-31 David Edelsohn <edelsohn@gnu.org>
383 * rs6000.c (rs6000_override_options): Only disable
384 flag_function_sections for XCOFF.
385 (exact_log2_cint_operand): New predicate.
386 (reg_or_{add,sub}_cint64_operand): New predicates.
387 (add_operand): Compare CONST_INT with fewer function calls.
388 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
389 (print_operand, case 'p'): Ensure positive operand.
390 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
391 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
392 (PREDICATE_CODES): Add new predicates.
393 * rs6000.md (addsi3): Split 32-bit constants more correctly.
394 (divsi3, modsi3): Ensure positive power-of-2.
395 (adddi3): Use new predicate. Split 32-bit constants more
396 correctly. Re-arrange splitter to handle any constant.
397 (subdi3): Use new predicate.
398 (divdi3, moddi3): Ensure positive power-of-2.
399 (movdi): Use rs6000_emit_set_const.
400 (load_toc_v4_pic_di): Delete.
402 2001-07-31 Graham Stott <grahams@redhat.com>
404 * function.c (pad_below): Revert 2001-07-26 patch.
406 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
408 * reg-stack (convert_regs_1): Fix best edge condition.
410 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
412 * jump.c (duplicate_loop_exit_test): Better test for jumps
413 entering the loop; create loop pre_header.
415 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
417 * doc/install.texi: Add s390 and s390x as new targets.
418 * doc/invoke.texi: Add documantation of S/390 and zSeries
420 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
422 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
424 * config/m68k/m68k.md: Replace all general_operand with
425 nonimmediate_operand for all destinations.
426 * config/m68k/m68k.c (not_sp_operand): Likewise.
428 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
430 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
432 2001-07-30 Richard Henderson <rth@redhat.com>
434 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
435 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
437 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
439 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
440 Add missing doc strings
441 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
442 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
444 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
446 * i386.c (ix86_output_main_function_alignment_hack): New function.
447 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
449 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
450 edges by EDGE_DFS_BACK flag.
451 (dump_edge_info): Add dfs_back flag.
452 * basic-block.h (EDGE_DFS_BACK): New constant.
453 (mark_dfs_back_edges): Declare.
454 * alias.c (loop_p): Remove.
455 (mark_constant_function): Use mark_dfs_back_edges.
457 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
458 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
459 (compensate_edge): Break out from ...
460 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
461 (convert_regs_2): Set block_done once block is really done;
462 Do updating of the predecesors counts.
464 * toplev.c (rest_of_compilation): Recompute block_for_insn
465 before post-reload cfg_cleanup.
466 * function.c (thread_prologue_epilogue_insns):
467 Call set_block_for_new_insns when emitting prologue directly.
469 2001-07-30 Andreas Jaeger <aj@suse.de>
471 * jump.c: Add prototype for mark_modified_reg.
473 * cse.c (set_live_p): Add unused attribute.
475 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
477 (scan_for_source_files): Use long for count to avoid overflow.
478 (output_data): Likewise.
479 (output_data): Don't use string concatatenation to silence gcc
482 * predict.c: Fix typos and grammar.
484 * gcse.c (insert_insn_end_bb): Remove unused variables.
486 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
488 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
489 (attempt_auto_inc): LIkewise.
490 (mark_used_reg): Likewise.
491 (try_pre_increment_1): Likewise.
492 * regclass.c (regclass): Likewise.
493 * global.c (allocno_compare): Update comment; change scaling factor.
494 * local-alloc.c (QTY_CMP_PRI): Likewise.
495 * regs.h (REG_FREQ_FROM_BB): New.
496 (REG_FREQ_MAX): Likewise.
498 2001-07-30 H.J. Lu <hjl@gnu.org>
500 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
503 2001-07-30 H.J. Lu (hjl@gnu.org)
505 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
506 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
507 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
509 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
511 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
512 as -mthumb-interwork when -mcpu=arm7 is specified.
514 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
516 * predict.def (noreturn, loop branch, loop exit): Mark as first
519 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
521 * combine.c (try_combine): Avoid barrier after noop jumps.
523 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
525 * cpphash.h (struct cpp_reader): Remove import_warning.
526 * cpplib.c (skip_rest_of_line): Don't bother turning off
528 (parse_include): Move include handling to...
529 (do_include_common): ... here. Move import warning from...
530 (do_import): ... here.
531 (do_pragma_poison): Don't do a callback for poison identifiers.
532 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
533 * cppmain.c (setup_callbacks): Similarly.
535 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
537 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
538 handle multiple sets.
539 * except.c (sjlj_mark_call_sites): .... here.
540 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
542 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
544 Suggested by Richard Henderson and Richard Kenner:
545 * combine.c (recog_for_combine): Use the fake recog
546 only if instruction does not match.
547 * rtl.h (NOOP_MOVE_INSN_CODE): New.
548 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
550 * combine.c (try_combine): Discover noop jump as direct jump.
552 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
554 * df.c (df_rd_global_compute): Add successors to worklist, not
556 (df_ru_global_compute): Ditto.
558 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
560 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
561 increment REG_N_SETS.
563 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
565 * sbitmap.h: New prototype for sbitmap_a_xor_b.
567 * sbitmap.c (sbitmap_a_xor_b): New function.
568 ifdef the basic block stuff on IN_GCC.
570 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
572 * cppexp.c (parse_defined): Always record the macro name.
573 (lex): Don't worry about identifiers, or special-case
575 (_cpp_parse_expr): Figure out at the end of the routine
576 whether we saw a valid !defined() expression.
577 * cppfiles.c (stack_include_file): Update for mi_valid.
578 (_cpp_pop_file_buffer): Similarly.
579 * cpplex.c (_cpp_lex_token): Similarly.
580 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
581 mi_if_not_defined, mi_lexed): Remove.
583 * cpplib.c (do_if): Simplify.
584 (do_endif, push_conditional, _cpp_handle_directive): Update
585 for renaming of mi_state to mi_valid.
587 * cpp.texi: Add index entries for digraphs, and add comment
588 that C++ refers to them as alternative tokens.
590 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
592 * basic-block.h (CLEANUP_PRE_LOOP): New.
593 * except.c (finish_eh_generation): Update call of cleanup_cfg.
594 * sibcall.c (optimize_sibling_calls): Likewise.
595 * toplev.c (rest_of_compilation): Likewise.
596 * flow.c (try_forward_edges): Take argument MODE;
597 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
598 (try_optimize_cfg): Update call of try_forward_edges.
600 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
601 Jan Hubicka <jh@suse.cz>
603 * (validate_replace_rtx_1): Fix simplification of MINUS.
605 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
608 * cppinit.c (init_dependency_output): Turn off dump requests
609 if sending dependencies to stdout.
611 2001-07-28 Richard Henderson <rth@redhat.com>
613 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
616 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
618 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
620 2001-07-28 Kazu Hirata <kazu@hxi.com>
622 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
623 is VAR_DECL first to prevent an ICE.
625 2001-07-28 Richard Henderson <rth@redhat.com>
627 * varasm.c (immed_real_const_1): Don't elide special cases for
629 (clear_const_double_mem): Clear const_tiny_rtx too.
631 2001-07-28 Richard Henderson <rth@redhat.com>
633 * dwarf2out.c (dw_val_class_offset): New.
634 (struct dw_ranges_struct, dw_ranges_ref): New.
635 (ranges_table, ranges_table_allocated): New.
636 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
637 (add_AT_offset, add_ranges, output_ranges): New.
638 (print_die, output_die): Handle dw_val_class_offset.
639 (attr_checksum, size_of_die, value_format): Likewise.
640 (gen_lexical_block_die): Handle non-contiguous blocks.
641 (gen_block_die): Likewise.
642 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
643 if needed. Dump the ranges table.
644 * final.c (final_start_function): Remove unnecessary notes and
645 rebuild the block tree before numbering the blocks.
646 * function.c (reorder_blocks_0): Walk the existing block tree
647 to unmark all blocks.
648 (reorder_blocks_1): Create block fragments when duplicate block
650 (reorder_fix_fragments): New.
651 (reorder_blocks): Call it.
652 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
654 2001-07-28 Richard Henderson <rth@redhat.com>
656 * emit-rtl.c (adjust_address): Make a copy of the memory address.
658 2001-07-28 Richard Henderson <rth@redhat.com>
660 * flow.c (add_to_mem_set_list): New function.
661 (init_propagate_block_info): Use it.
662 (mark_set_1): Likewise.
663 (insn_dead_p): Canonicalize memory address for dead store
664 comparison. Allow wider mode stores to kill narrower mode stores.
665 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
666 (invalidate_mems_from_set): Don't handle MEMs.
668 2001-07-28 Kazu Hirata <kazu@hxi.com>
670 * config/h8300/h8300.h: Fix formatting.
672 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
674 * basic-block.h (EDGE_FREQUENCY): New macro.
675 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
677 * flow.c (find_sub_basic_blocks): Likewise.
678 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
679 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
681 * predict.c (DEF_PREDICTOR): New argument FLAGS.
682 (HITRATE): New macro.
683 (PRED_FLAG_FIRST_MATCH): New constant.
684 (predictor_info): New field flgags.
685 (combine_predictions_for_insn): Use DS theory to combine
686 probabilities; set the edge probabilities when finished.
687 (estimate_probability): Avoid duplicated matches
688 of LOOP_BRANCH heuristics for nested loops; update comment.
689 * predict.def: Add flags for each prediction, set probabilities
690 according to B&L paper.
691 * predict.h (DEF_PREDICTOR): New argument FLAGS.
693 * profile.c (compute_branch_probabilities): Cleanup way the edge
694 probabilities are computed and REG_BR_PROB notes are dropped; if
695 values does not match, emit error.
696 (init_branch_prob): Do error instead of warning when profile driven
697 feedback is missing or corrupt.
699 2001-07-27 DJ Delorie <dj@redhat.com>
701 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
702 against a constant, try to adjust the compare to have the desired
703 constant in it so that min/max optimizations happen more often.
705 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
707 * flow.c (last_loop_beg_note): New function.
708 (redirect_edge_and_branch): Use it.
709 (split_edge): Likewise.
711 * alias.c (loop_p): Avoid uninitialized memory access.
713 * flow.c (try_forward_edges): Avoid accessing freed memory.
715 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
718 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
720 * doc/install.texi (Configuration): Properly link the host
721 specific instructions also when generating HTML.
723 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
725 * flow.c (redirect_edge_and_branch_force): Test
726 target->global_live_at_start.
728 2001-07-26 Richard Henderson <rth@redhat.com>
730 * simplify-rtx.c (avoid_constant_pool_reference): Export.
731 * rtl.h (avoid_constant_pool_reference): Declare it.
732 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
733 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
735 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
737 * rtl.h (cleanup_barriers): Declare.
738 * jump.c (cleanup_barriers): New function.
739 * toplev.c (rest_of_compilation): Call cleanup_barriers
740 before loop optimizer and after bb_reorder.
742 * flow.c (back_edge_of_syntactic_loop_p): New.
743 (split_edge): Use it.
745 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
747 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
749 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
751 * cse.c (cse_process_notes): Replace any registers if the address
754 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
756 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
757 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
758 (propagate_block): Update prototype.
759 * flow.c (update_life_info): Simplify the CFG and
760 recalculate the global regs which are alive when
761 removing dead code during a global update.
762 (propagate_block): Return non-zero if an INSN is
765 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
767 * Makefile.in (LIBICONV): Define.
769 2001-07-26 Catherine Moore <clm@redhat.com>
771 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
772 of conditional to avoid tree checking errors.
774 2001-07-26 Kazu Hirata <kazu@hxi.com>
776 * regmove.c (regmove_optimize): Don't replace a reg with
777 another reg of a different mode.
779 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
781 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
782 limit length of dependancy flush list.
783 * params.h (MAX_PENDING_LIST_LENGTH): Define.
784 * sched-int.h (struct deps): Add pending_flush_length field.
785 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
787 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
788 (sched_analyze): After a jump, if the pending memory flush list is too
789 large, flush the pending lists.
790 (init_deps): Initialize pending_flush_length to 0.
791 * doc/invoke.texi (max_pending_list_length): Document parameter.
793 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
795 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
796 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
797 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
799 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
801 * cpphash.h (struct_lexer_state): Delete was_skipping.
802 Move skipping here from struct cpp_reader.
803 * cpplex.c (parse_identifier): Update.
804 (_cpp_lex_token): Don't skip tokens in a directive.
805 * cpplib.c (struct if_stack): Update.
806 (start_directive, end_directive): Don't change skipping state.
807 (_cpp_handle_directive): Update.
808 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
809 (do_else, do_endif): Update; only check for excess tokens if not
810 in a skipped conditional block.
811 (push_conditional): Update for new struct if_stack.
813 2001-07-26 Graham Stott <grahams@redhat.com>
815 * function.c (locate_and_pad_parm): Also pad initial offset
816 so that the total argument size also includes the padding.
818 2001-07-26 Graham Stott <grahams@redhat.com>
820 * gensupport.c (alter_output_for_insn): Correct enable checking failure
821 change XSTR to XTMPL.
823 (process_one_cond_exec): Likewise
825 2001-07-25 Richard Henderson <rth@redhat.com>
827 * varasm.c (assemble_variable): Create DECL_RTL before setting
830 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
832 * predict.c (estimate_probability): Avoid duplicated predictions.
834 * loop.c (find_and_verify_loops): Grok multiple barriers.
836 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
838 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
840 * dbxout.c: Consistently use putc instead of fputc.
841 (print_wide_int): New function; call instead of direct fprintf.
842 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
843 (dbxout_type_fields, dbxout_type_method_1): Likewise.
844 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
845 (print_int_cst_octal): Likewise.
846 (print_octal): Show we wrote characters.
847 (dbxout_type): Set have_used_extensions in more places.
849 2001-07-25 Catherine Moore <clm@redhat.com>
851 * config/v850/v850.c (v850_va_arg): Use addr
852 instead of valist to build incr.
854 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
856 * flow.c (delete_dead_jumptables): New function.
857 (life_analyzis): Call it.
858 * bb-reorder.c (skip_insns_after_block): Handle contradictory
861 2001-07-25 Richard Henderson <rth@redhat.com>
863 * except.c (reachable_handlers): Handle a region being removed
864 out from under a RESX.
866 2001-07-25 Richard Henderson <rth@redhat.com>
868 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
869 swap GE/GT if it is an fp comparison.
871 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
873 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
876 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
878 * ssa.c (rename_insn_1): Do not wrap an assignment to a
879 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
882 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
884 (visit_expression): When attempting to simplify an expression,
885 retrieve any modes for arguments before they are simplified
888 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
889 Janis Johnson <janis@us.ibm.com>
891 * stmt.c (expand_goto): A nonlocal goto can be a call too.
892 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
893 pointer parameters to match documented usage of nonlocal_goto.
894 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
895 parameters to their correct order.
896 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
897 parameters to their correct order.
899 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
901 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
903 2001-07-25 Jan Hubicka <jh@suse.cz>
904 Richard Henderson <rth@redhat.com>
906 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
908 (make_edges): New argument update_p; populate the edge cache if set.
909 (find_basic_blocks): Update make_edges invocation.
911 2001-07-24 Joel Sherrill <joel@OARcorp.com>
913 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
915 2001-07-24 Joel Sherrill <joel@OARcorp.com>
917 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
918 -Acpu and -Amachine.h.
919 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
920 Corrected header to say ELF not a.out.
921 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
922 when given -msoft-float.
924 2001-07-24 Joel Sherrill <joel@OARcorp.com>
926 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
927 extra multilib parts like arm-elf.
928 (i960-*-coff*, i960-*-rtems): Should not use collect2.
929 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
930 crtfini.o as extra multilib parts.
932 2001-07-24 Joel Sherrill <joel@OARcorp.com>
934 * configure.in: Add rtems as a supported thread model.
935 * gthr-rtems.h: Add missing entry point __gthread_active_p.
936 * configure: Rebuilt.
938 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
940 * stor-layout.c (get_mode_alignment): make it work when
941 BITS_PER_UNIT is not a power of two.
942 * builtins.c (get_pointer_alignment): Likewise.
944 2001-07-24 Richard Henderson <rth@redhat.com>
946 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
947 the retrieved constant into the expected mode.
949 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
951 * flow.c (try_simplify_condjump): Avoid duplicated edges.
952 (verify_flow_info): Check for duplicated edges; clarify
955 * flow.c (block_label): Update basic_block_for_insn.
956 (commit_edge_insertions): Call compute_bb_for_insn.
958 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
961 * flow.c (redirect_edge_and_branch,
962 try_optimize_cfg): Use redirect_edge_succ_nodup
963 (redirect_edge_succ_nodup): New.
964 * basic_block.h (redirect_edge_succ_nodup): Declare.
966 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
969 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
971 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
972 (try_crossjump_to_edge): Update commetns.
973 (try_crossjump_bb): Likewise.
975 2001-07-24 Richard Henderson <rth@redhat.com>
977 * combine.c (distribute_notes): Move set of need_refresh
978 for noop_move_p down to catch all cases.
980 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
982 * recog.c (split_all_insns_noflow): New.
983 * rtl.h (split_all_insns_noflow): Declare.
984 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
985 * m68hc11.c (m68hc11_reorg): Likewise.
986 * sh.c (machine_dependent_reorg): Likewise.
987 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
990 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
992 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
993 (ashlsi3_n splitter): Likewise.
994 (lshrsi3_n splitter): Likewise.
996 (GOTaddr2picreg): Make const SImode.
997 (sym_label2reg): Likewise.
998 (symGOT2reg): Likewise.
999 (symGOTOFF2reg) Likewise.
1001 (casesi_worker_0): Make unspec SImode.
1003 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1005 * config/sh/sh.c (barrier_align): Check that an operand really is
1006 an insn before extracting its INSN_CODE.
1008 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1010 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1013 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1014 for SImode to prevent overflow.
1016 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1018 * config/mips/irix6-libc-compat.c: New file.
1019 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1020 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1023 2001-07-24 lars brinkhoff <lars@nocrew.org>
1025 * rtl.texi (REG_POINTER): Document.
1026 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1027 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1029 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1031 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1033 2001-07-23 Richard Henderson <rth@redhat.com>
1035 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1037 2001-07-23 Kazu Hirata <kazu@hxi.com>
1039 * config/h8300/h8300-protos.h: Add a prototype for
1040 general_operand_dst_push.
1041 * config/h8300/h8300.c (general_operand_dst_push): New.
1042 * config/h8300/h8300.h (OK_FOR_T): New.
1043 (EXTRA_CONSTRAINT): Use it.
1044 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1045 the existing movqi pattern.
1046 (movhi_push): Likewise.
1048 * reload.c: Fix comment typos.
1050 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1052 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1054 2001-07-23 H.J. Lu (hjl@gnu.org)
1056 * doc/extend.texi: Update __builtin_return_address and
1057 __builtin_frame_address.
1059 2001-07-23 Richard Henderson <rth@redhat.com>
1061 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1063 * config/i386/i386.md: New setcc+movzbl peephole2.
1065 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1067 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1068 * objc/objc-act.c: Include debug.h.
1069 (synth_module_prologue): Save and restore debug hooks too.
1071 2001-07-23 lars brinkhoff <lars@nocrew.org>
1073 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1074 and C4X_FLOAT_FORMAT.
1075 (BOOL_TYPE_SIZE): Document.
1077 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1079 * unroll.c (loop_iterations): Fix miscalculation of initial
1082 2001-07-13 Andrew Haley <aph@redhat.com>
1084 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1085 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1086 * config/sh/sh.c (sh_can_redirect_branch): New function.
1087 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1088 * reorg.c (steal_delay_list_from_target): Use
1089 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1091 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1093 * flow.c (try_simplify_condjump): Unlink insn chain on
1094 fallthru edge; use can_fallthru.
1096 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1098 * basic-block.h (find_sub_basic_block): Declare.
1099 * flow.c (make_edges): New arguments MIN and MAX;
1100 (find_sub_basic_blocks): Revamp to use make_edges
1101 and purge_dead_edges.
1102 (find_basic_blocks): Update call of find_sub_basic_block.
1104 * recog.c (split_all_insns): Always expect CFG to be consistent;
1105 call find_sub_basic_blocks in case something has changed.
1106 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1109 * basic-block.h (delete_noop_moves): Declare.
1110 * combine.c (combine_instructions): Call it.
1111 (recog_for_combine): Tolerate noop moves
1112 (distribute_notes): Force refresh when register dies at noop move.
1113 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1115 (life_analysis): Update delete_noop_moves call.
1116 (set_noop_p): Move too ...
1117 * rtlanal.c (noop_move_p): ... here.
1118 * rtl.h (noop_move_p): Declare.
1120 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1121 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1123 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1124 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1126 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1128 * reload.c (push_reload): Fix typo in comment.
1129 (find_reloads_address): Ditto.
1130 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1132 2001-07-22 Richard Henderson <rth@redhat.com>
1134 * flow.c: Grammar check and clarify a lot of comments.
1135 (try_simplify_condjump): Rename variables to be clearer.
1136 (try_forward_edges): Skip complex and fallthru edges.
1137 Rearrange tests to avoid duplicate checks.
1138 (flow_find_cross_jump): Likewise.
1139 (outgoing_edges_match): Allow match if neither branch has
1140 probability data. Loosen probability match to 5%.
1141 (try_crossjump_to_edge): Hoist repeated indirection into
1143 (try_crossjump_bb): Don't check complex edges. Eliminate
1144 redundant crossjump tests.
1145 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1146 checks before more expensive checks.
1148 2001-07-22 Richard Henderson <rth@redhat.com>
1150 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1151 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1154 2001-07-22 Richard Henderson <rth@redhat.com>
1156 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1157 (const_sint32_operand): Likewise.
1158 * m68k.md (anon mulsi pattern): Use const_int_operand not
1159 const_sint32_operand.
1160 (umulsi3_highpart): Zero extend a constant input.
1161 (smulsi3_highpart): Don't bother checking SImode constant.
1162 (const_umulsi3_highpart): Give op3 DImode.
1163 (const_smulsi3_highpart): Likewise.
1165 2001-07-22 Richard Henderson <rth@redhat.com>
1167 * flow.c (split_block): Make sure bb_note is included in the
1168 new block when splitting before a label.
1170 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1172 * basic-block.h (redirect_edge_and_branch_force,
1173 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1174 * flow.c (redirect_edge_and_branch_force,
1175 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1176 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1177 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1178 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1179 instead of label; update CFG after transformation.
1180 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1181 for finishing the transformation; handle even case where ELSE
1182 does not follow THEN.
1183 (find_if_case_2): Update call of dead_or_predictable; simplify
1186 * emit-rtl.c (split_branch_probability): New global variable.
1187 (try_split): Take care to set split_branch_probability and
1188 create REG_BR_PROB note for new jump insns.
1189 * md.texi (define_split): Document new feature.
1191 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1193 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1195 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1196 (asm_out_file): Remove redundant declaration.
1197 (assemble_asm): Remove old #if 0 block.
1198 (assemble_variable): Remove end of function; debug output is
1199 now handled with global_decl. Remove old #if 0 block. Update.
1200 Remove saved_in_section and associated no-op code.
1201 * Makefile.in (varasm.o): Correct dependencies.
1203 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
1205 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1206 the definition in defaults.h.
1208 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1210 * jump.c: Update comments.
1211 (delete_barrier_successors, delete_unreferenced_labels,
1212 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
1213 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
1214 jump_optimize, jump_optimize_minimal): Kill.
1215 (rebuild_jump_labels): Move code from jump_optimize_1.
1216 (purge_line_number_notes): Likewise.
1217 (copy_loop_headers): Likewise.
1218 * reg-stack.c: Update comment.
1220 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
1221 JUMP_AFTER_REGSCAN): Kill.
1222 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
1223 purge_line_number_notes and copy_loop_headers.
1225 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1226 Richard Henderson <rth@redhat.com>
1228 * dbxout.c (dbxout_global_decl): New.
1229 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1230 * sdbout.c (sdbout_finish): New.
1231 (sdbout_debug_hooks): Use it, add comments.
1232 (sdbout_global_decl): Defer initialised public vars to
1234 * varasm.c (assemble_variable): Don't output debug information
1235 for file-scope variables.
1237 2001-07-22 Richard Henderson <rth@redhat.com>
1239 * config/alpha/alpha.c (get_trap_mode_suffix): New.
1240 (get_round_mode_suffix): New.
1241 (print_operand): Use them for [/]. Remove support for [&'`()+].
1242 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
1243 * config/alpha/alpha.md (attr round_suffix): New.
1244 (attr trap_suffix): New.
1245 (all insns): Set them appropriately. Use %/ instead of the
1248 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1250 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
1252 2001-07-22 Richard Henderson <rth@redhat.com>
1254 * regrename.c (regrename_optimize): Compute nregs for each
1255 potential target register.
1257 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
1258 Richard Henderson <rth@redhat.com>
1260 * dbxout.c (dbxout_global_decl): New.
1261 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
1262 * sdbout.c (sdbout_finish): New.
1263 (sdbout_debug_hooks): Use it, add comments.
1264 (sdbout_global_decl): Defer initialised public vars to
1266 * varasm.c (assemble_variable): Don't output debug information
1267 for file-scope variables.
1269 2001-07-21 H.J. Lu (hjl@gnu.org)
1271 * config/mips/mips.c (mips_cpu): Moved into ...
1272 (override_options): Here.
1274 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
1276 (mips_cpu): Removed.
1278 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1280 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
1281 ("iorqi3"): Likewise.
1282 ("xorqi3"): Likewise.
1283 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
1284 ("*subhi3_sp): Likewise.
1285 ("*subhi3"): Likewise.
1286 ("extendhisi2"): Accept D, X and Y as source operand to avoid
1289 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
1291 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
1292 * config/freebsd.h: Likewise.
1293 * config/linux.h: Likewise.
1294 * config/openbsd.h: Likewise.
1295 * config/alpha/linux-elf.h: Likewise.
1296 * config/arm/linux-elf.h: Likewise.
1297 * config/d30v/d30v.h: Likewise.
1298 * config/fr30/fr30.h: Likewise.
1299 * config/ia64/aix.h: Likewise.
1300 * config/ia64/ia64.h: Likewise.
1301 * config/mips/linux.h: Likewise.
1302 * config/pj/pj.h: Likewise.
1303 * config/rs6000/linux.h: Likewise.
1304 * config/sparc/linux.h: Likewise.
1305 * config/sparc/linux64.h: Likewise.
1307 2001-07-20 Bruce Korb <bkorb@gnu.org>
1309 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
1310 because getc() and char* may disagree on signedness.
1312 2001-07-20 Richard Henderson <rth@redhat.com>
1314 * doc/rtl.texi (REG_DEAD): Update for current semantics.
1316 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
1317 insns to delete in the presence of cc0 in a jump insn.
1319 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1320 Jan Hubicka <jh@suse.cz>
1322 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
1323 of doing the change by hand.
1325 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1327 * rtlanal.c (set_noop_p): Return true for noop jumps.
1329 * expr.c (emit_single_push_insn): Add call to push expander.
1330 * expr.h (optab_index): Add OTI_push
1331 (push_optab): New constant.
1332 * genopinit.c (optabs): Add push_optab.
1333 * optabs.c (init_optab): Init push optab.
1334 * md.texi (push??1): Document
1336 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1338 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
1339 expand to emit the pattern; put a REG_INC note for push/pop
1341 ("movdf", "movdf_internal"): Likewise.
1342 ("movsi", "movsi_internal"): Likewise.
1343 ("movsf", "movsf_internal"): Likewise.
1344 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
1346 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1348 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
1351 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
1353 * params.def: Change default max inline insns to 100.
1355 2001-07-20 Diego Novillo <dnovillo@redhat.com>
1357 * combine.c (combine_simplify_rtx): Generate a new shift operation
1358 when simplifying the first operand of a (neg (ashift)) expression.
1360 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1362 * regclass.c (N_REG_INTS): Use only 32 bits per element.
1364 2001-07-20 Kelley Cook <kelley.cook@home.com>
1366 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
1367 information. Move rest into ...
1368 (*-*-solaris): ... here. Eliminate redundant information and
1369 reword necessary packages section. Delete 4.x assembler bug info.
1370 (sparc-sun-*): Merge into ...
1371 (sparc-sun-sunos*): here.
1373 2001-07-20 Catherine Moore <clm@redhat.com>
1375 * config/v850/v850.md (casesi): Generate LABEL_REF
1378 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
1380 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
1381 * i386.c (ix86_zero_extend_to_Pmode): Make global.
1382 * i386.md (strclrsi expander): Use it.
1384 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1386 * integrate.c (copy_insn_list): handle
1387 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
1388 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
1389 identically as to CODE_LABEL.
1391 * fold-const (fold): Convert A/B/C to A/(B*C) and
1394 * except.c (connect_post_landing_pads): Delete the RESX insns.
1396 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
1398 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
1400 * config/mips/mips.md (nmadd/nmsub): Use macro.
1402 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
1404 * cppinit.c (remove_dup_dir): Make static.
1405 (remove_dup_dirs): Make static. Only warn about preempting a
1406 system directory with a non-system directory.
1408 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1410 * ifcvt.c (noce_try_store_flag_constants): Correct order
1411 of parameters to trunc_int_for_mode.
1413 2001-07-19 Mark Mitchell <mark@codesourcery.com>
1415 * reorg.c (fill_simple_delay_slots): If an instruction might throw
1416 an exception that will be caught within this function, do not fill
1417 its delay slot with any subsequent instruction.
1419 2001-07-19 Steve Ellcey <sje@cup.hp.com>
1421 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
1422 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
1423 pointer extension instruction.
1424 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
1425 * simplify-rtx.c (simplify_unary_operation) Likewise.
1426 * explow.c (convert_memory_address) Check value of
1427 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
1429 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
1430 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
1431 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
1432 Add Multilib Support.
1433 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
1434 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
1435 Add Multilib Support.
1436 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
1438 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
1439 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
1440 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
1442 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
1444 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
1445 old and new operands in `<', `3' and `b'.
1447 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1449 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
1450 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
1451 (toplev.o): Don't depend on xcoffout.h.
1452 * c-decl.c: Include debug.h
1453 (duplicate_decls): Use debug hook.
1454 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
1455 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1456 (dbxout_types): Remove.
1457 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
1458 * debug.c (do_nothing_debug_hooks): Update.
1459 (debug_true_tree, debug_nothing_rtx): New.
1460 * debug.h (struct rtx_def): New.
1461 (struct gcc_debug_hooks): New hooks ignore_block,
1462 outlining_inline_function and label.
1463 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
1464 dwarf2out_frame_finish): New.
1465 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
1466 Make static, update prototype.
1467 (dwarf2_debug_hooks): Update.
1468 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
1469 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
1470 * dwarfout.c (dwarf_debug_hooks): Update.
1471 * emit-rtl.c: Include debug.h.
1472 (remove_unnecessary_notes): Use debug hook.
1473 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
1474 (final_scan_insn): Use debug hook.
1475 * integrate.c (output_inline_function): Use debug hook.
1476 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
1477 (sdb_debug_hooks): Update.
1478 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
1479 * toplev.c: Don't include xcoffout.h.
1480 (note_outlining_of_inline_function, debug_ignore_block): Remove.
1481 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
1483 * tree.h (dwarf2out_do_frame): Remove.
1485 2001-07-19 Catherine Moore <clm@cygnus.com>
1487 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
1489 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
1491 * reload1.c (eliminate_regs_in_insn): When updating a set
1492 to the frame pointer to the hardware frame pointer, perform
1493 the update always not just when REPLACE is set.
1495 * reload1.c (choose_reload_regs): Don't inherit a reload
1496 that crosses multiple registers if registers past the first
1497 don't fit in the desired class.
1499 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
1500 when negating constants.
1502 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
1504 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
1505 * doc/tree.texi: Ditto.
1507 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
1508 Jakub Jelinek <jakub@redhat.com>
1510 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
1511 (extract_cie_info): Handle "eh" augmentation properly,
1513 (struct frame_state, __frame_state_for): New.
1515 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1517 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
1518 HANDLE_SYSV_PRAGMA): Define.
1519 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
1521 (copy_object): Caller changed.
1523 2001-07-19 Andreas Schwab <schwab@suse.de>
1525 * configure.in (assembler dwarf2 debug_line support): Define nop
1527 * configure: Regenerated.
1529 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1531 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
1533 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
1534 to conditionally compiled block.
1535 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1536 * dbxout.h (dbxout_function): Remove.
1537 * debug.c (do_nothing_debug_hooks): Update.
1538 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
1539 global_decl, deferred_inline_function.
1540 * dwarf2out.c (dwarf2_debug_hooks): Update.
1541 (dwarf2out_global_decl): New.
1542 * dwarfout.c: Don't include dwarfout.h.
1543 (dwarfout_global_decl, dwarfout_function_decl,
1544 dwarfout_deferred_inline_function): New.
1545 (dwarf_debug_hooks): Update.
1546 * dwarfout.h: Remove.
1547 * final.c: Don't include dwarfout.h.
1548 * sdbout.c (sdbout_global_decl): New.
1549 (sdbout_debug_hooks): Update.
1550 * toplev.c: Don't include dwarfout.h.
1551 (check_global_declarations, rest_of_compilation): Use new debug hooks.
1552 (note_deferral_of_defined_inline_function): Remove.
1553 * toplev.h (note_deferral_of_defined_inline_function): Remove.
1554 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
1555 * ch/lex.c: Don't include dwarfout.h.
1556 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
1557 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
1558 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
1559 * cp/optimize.c: Include debug.h.
1560 (maybe_clone_body): Use debug hook.
1561 * cp/semantics.c: Include debug.h.
1562 (expand_body): Use debug hook.
1563 * po/POTFILES.in: Remove dwarfout.h.
1565 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
1567 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
1568 * c-parse.in (yyerror, _yylex): Similarly.
1569 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
1570 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
1572 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
1573 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
1575 2001-07-18 Jeff Sturm <jsturm@one-point.com>
1577 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
1578 in-class declaration at -g1. Fixes c++/2814.
1580 2001-07-18 Richard Henderson <rth@redhat.com>
1582 * doc/md.texi (reload_in/out): Document restrictions in predicates
1583 and constraints for these patterns. Document empty string matching
1586 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1588 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
1590 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1592 * cse.c: Undo my previous patch.
1594 2001-07-18 Tom Tromey <tromey@redhat.com>
1597 * configure: Rebuilt.
1598 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
1600 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
1602 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
1603 Jan Hubicka <jh@suse.cz>
1605 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
1606 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
1607 * jump.c (mark_jump_label): Do not forward branches.
1609 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1611 * cse.c (delete_trivially_dead_insns): Delete the libcall block
1612 when return value is unused.
1614 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1616 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
1618 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
1620 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
1621 on error. We can't blindly return the result of
1622 pthread_mutex_trylock because it returns a positive number on
1623 error, while we must return -1 on error.
1624 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
1626 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
1628 2001-07-18 Andreas Jaeger <aj@suse.de>
1630 * integrate.c (output_inline_function): Correct type of debug_hooks.
1632 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
1634 * combine.c (combine_simplify_rtx): DIV can be treated
1635 associatively for floats if unsafe math optimisations are enabled.
1637 2001-07-17 Richard Henderson <rth@redhat.com>
1639 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
1641 2001-07-17 Richard Henderson <rth@redhat.com>
1643 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
1644 don't force the function address into a register.
1645 (expand_call, emit_library_call_value_1): Update callers.
1646 * builtins.c (expand_builtin_apply): Likewise.
1647 * expr.h (prepare_call_address): Update decl.
1649 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
1651 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
1653 * config/i386/chorus.h: Move up.
1654 * config/sparc/chorus.h: Likewise.
1655 * config/rs6000/chorus.h: Likewise.
1656 * config/chorus.h: Moved here.
1658 2001-07-17 Andreas Schwab <schwab@suse.de>
1660 * configure.in (assembler eh_frame optimization): Handle big
1662 * configure: Regenerated.
1664 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1666 * expr.c (epxand_expr): Convert divisions into multiplications by
1667 reciprocals if -ffast-math.
1669 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
1671 * dbxout.c (dbxout_really_begin_function): Rename to
1672 dbxout_begin_function.
1673 (dbx_debug_hooks, xcoff_debug_hooks): Update.
1674 (dbxout_begin_function): Remove.
1675 (dbxout_function): Update.
1676 (dbxout_source_line): Update prototype.
1677 * dbxout.h (dbxout_begin_function): Remove.
1678 * debug.c (do_nothing_debug_hooks): Update.
1679 (debug_nothing_tree): Update.
1680 (debug_nothing_charstar_rtx): Remove.
1681 * debug.h (union tree_node): Declare.
1682 (struct rtx_def): Remove.
1683 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
1684 begin_function. Change source_line prototype.
1685 (debug_nothing_tree): New.
1686 (debug_nothing_charstar_rtx): Delete.
1687 (dwarf2out_begin_prologue): Moved from ...
1689 * dwarf2out.c (dwarf2_debug_hooks): Update.
1690 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
1691 debug info, call dwarf2out_source_line.
1692 (dwarf2out_souce_line): Update prototype.
1693 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
1694 Change prototype, make static.
1695 (dwarfout_source_line): Update prototype.
1696 (dwarf_debug_hooks): Update.
1697 * dwarfout.h (dwarfout_begin_function): Remove.
1698 * final.c (final_start_function, final_scan_insn): Use appropriate
1699 debug hooks, update to use notice_source_line.
1700 (output_source_line): Rename notice_source_line. Don't call the
1701 source_line debug hook.
1702 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
1703 make static, update prototype.
1704 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
1706 (sdbout_end_prologue): New.
1707 (sdbout_source_line): Update prototype.
1708 (sdbout_debug_hooks): Update.
1709 (sdbout_symbol): Remove unused var.
1710 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
1712 * varasm.c: Include debug.h.
1713 (assemble_start_function): Use begin_function debug_hook.
1714 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
1715 update with prototype.
1716 (xcoffout_source_line): Update prototype.
1717 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
1719 (xcoffout_source_line): Update prototype.
1721 2001-07-17 Richard Henderson <rth@redhat.com>
1723 * c-typeck.c (build_binary_op): Do not shorten unsigned
1724 right shift after sign extension.
1726 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1728 * combine.c (combine_simplify_rtx): Attempt to simplify
1729 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
1731 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
1732 (simplify_binary_operation, simplify_unary_operation,
1733 simplify_relational_operation): Use it.
1735 * combine.c (combine_simplify_rtx): Don't do associative law
1736 on divisions; allow associative law on floats.
1738 2001-07-17 H.J. Lu <hjl@gnu.org>
1739 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1741 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
1742 ASM_OUTPUT_WEAK_ALIAS are defined.
1743 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
1744 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
1746 * config/mips/iris5.h: ... here.
1747 (HANDLE_SYSV_PRAGMA): Defined as 1.
1748 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
1749 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
1752 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
1754 * c-parse.in (all_prefix_attributes): New variable.
1755 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
1756 (maybe_resetattrs): New production.
1757 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
1758 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
1759 notype_initdcl, nested_function, notype_nested_function,
1760 component_decl, components, components_notype,
1761 component_declarator, component_notype_declarator,
1762 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
1763 ivars, mydecl, myparm): Update. Avoid prefix attributes just
1764 after a comma being applied to more than one declarator.
1765 * doc/extend.texi (Attribute Syntax): Update. Remove
1766 documentation of bugs that are no longer present.
1768 2001-07-13 Eric Christopher <echristo@redhat.com>
1770 * config/mips/mips.h: Change TUNE_MIPS* options to use
1772 (EXTRA_SPECS): Add cc1_cpu_spec.
1773 * config/mips/mips.md (muldf3): Fix typo.
1775 2001-07-16 Richard Henderson <rth@redhat.com>
1777 * config/m68k/m68k.c: Include expr.h and reload.h.
1778 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
1779 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
1781 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
1782 Richard Henderson <rth@redhat.com>
1784 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
1785 (insn_live_p): Fix fall off end of function.
1786 (dead_libcall_p): Remove COUNTS argument; update callers.
1787 (delete_trivially_dead_insns): Remove unused variables.
1789 2001-07-17 Andreas Jaeger <aj@suse.de>
1791 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
1794 * lcm.c (optimize_mode_switching): Avoid warning for unused
1795 variable if !NORMAL_MODE.
1797 * flow.c (try_crossjump_to_edge): Remove unused variable.
1799 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
1801 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
1802 atexit declaration in stdlib.h.
1804 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
1806 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
1808 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1810 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
1811 * except.c (finish_eh_generation): Update call of cleanup_cfg;
1812 do rebuild_jump_labels instead of jump_optimize
1813 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
1814 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
1815 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
1817 * flow.c: Include timevar.h
1818 (find_basic_block): Push/pop timevar;
1819 (cleanup_cfg): Likewise.
1820 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
1821 * Makefile: Add dependencies on timevar.h
1823 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
1824 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
1826 * rtl.h (delete_trivially_dead_insns): Add new parameter.
1827 * toplev.c (rest_of_compilation): Update calls.
1828 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
1829 (delete_trivially_dead_insns): ... here; accept new argument
1830 preserve_basic_blocks; preserve basic blocks if set.
1832 * reg-stack.c (stack_regs_mentioned): Return 0 if
1833 stack_regs_mentioned_data is not initialized.
1834 (reg_to_stack): Make stack_regs_mentioned survive after the
1835 reg-stack is completted; do not call cleanup_cfg.
1836 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
1837 make cleanup_cfg after bb-reorder to output to debug file.
1839 2001-07-16 Richard Henderson <rth@redhat.com>
1841 * regclass.c (init_reg_sets): Use only 32 bits per initializer
1842 from int_reg_class_contents.
1844 2001-07-16 Richard Henderson <rth@redhat.com>
1846 * hard-reg-set.h (regs_invalidated_by_call): Declare.
1847 * regclass.c (regs_invalidated_by_call): Move from cse.c.
1848 (init_reg_sets_1): Move initialization from cse_main.
1849 * cse.c (regs_invalidated_by_call): Move to regclass.c.
1850 (cse_main): Move its initialization also.
1851 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
1852 * flow.c (propagate_one_insn): Likewise.
1853 * gcse.c (compute_hash_table): Likewise.
1854 (compute_kill_rd, compute_store_table): Likewise.
1855 * sched-deps.c (sched_analyze_1): Likewise.
1857 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
1859 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
1862 2001-07-16 Steve Ellcey <sje@cup.hp.com>
1864 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
1865 in if statement so we don't access undefined memory.
1867 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
1869 * gcse.c: Update comment at top.
1870 Update comment on mem handling.
1871 mem_last_set, mem_first_set, mem_set_in_block: gone.
1872 Declaration of reg_set_info: gone.
1873 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
1874 pointless with load_killed_in_block_p (they are *more*
1875 conservative then it, not less, and less accurate).
1876 (oprs_not_set_p): Ditto.
1877 (alloc_gcse_mem): Don't allocate mem_set_in_block
1878 (free_gcse_mem): Don't free it, either.
1879 (record_last_mem_set_info): Update comment in front, remove
1880 mem_*set_* stuff. Note the reason we don't handle stores directly
1882 (compute_hash_table): Update comments to reflect reality. Remove
1883 mem_*set_* references.
1884 (reset_opr_set_tables): Remove mem_*set_* references.
1886 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
1887 (mark_clobber): Ditto (on both parts, we double set here too).
1888 (expr_killed_p): Remove mem_set_in_block test.
1889 (compute_transp): Remove mem_set_in_block test.
1891 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
1892 of edge, and removal of phi alternative to dump file.
1893 (ssa_ccp_substitute_constants): Add note about register now being
1894 constant, and which uses were replaced in what insns to dump file.
1896 2001-07-16 Andreas Jaeger <aj@suse.de>
1898 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
1899 variables of type HOST_WIDEST_INT.
1901 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
1902 (__bb_exit_func): Correct type of count_max to avoid overflow.
1903 (num_digits): Handle long long argument.
1905 * combine.c (gen_lowpart_for_combine): Remove unused variable.
1907 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1909 * output.h (sdb_begin_function_line): Restore as an extern
1911 * sdbout.c (sdb_begin_function_line): Make extern.
1913 2001-07-15 Richard Henderson <rth@redhat.com>
1915 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
1916 * genrecog.c (maybe_both_true_mode): New.
1917 (maybe_both_true_2): Use it.
1918 (write_switch): Don't put Pmode in a switch.
1919 * rtl.c (mode arrays): Don't explicitly size them.
1921 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1923 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
1924 handling; move unconditional splitting before mode switching.
1926 * i386.md (type): Add fistp type.
1927 (i387, length_attr, scheduling definitions): Handle this type.
1928 (fix_trunc?f?i2): Revamp to use mode switching.
1929 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
1930 * i386.h (fp_cw_mode): New enum
1931 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
1932 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
1934 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1936 * Makefile.in (integrate.o): Add debug.h.
1937 * integrate.c (debug.h): Add.
1938 (output_inline_function): Save, reset, and restore debug_hooks.
1940 2001-07-15 Richard Henderson <rth@redhat.com>
1942 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
1943 instead of COMPARE for the EQUIV expression.
1945 2001-07-15 Richard Henderson <rth@redhat.com>
1947 * flow.c (redirect_edge_and_branch_force): Initialize
1948 global_live_at_start and global_live_at_end.
1949 (allocate_bb_life_data): Export.
1950 * basic-block.h (allocate_bb_life_data): Declare.
1951 * toplev.c (rest_of_compilation): Call it.
1953 2001-07-15 Richard Henderson <rth@redhat.com>
1955 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
1956 (alpha_tablejump_best_label): New.
1957 * config/alpha/alpha-protos.h: Declare them.
1958 * config/alpha/alpha.md: Use braced strings for code blocks.
1959 (tablejump_osf): Break out add with r29.
1960 (tablejump_osf_internal): Remove.
1961 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
1962 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
1964 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1966 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
1969 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
1971 * i386-protos.h (ix86_split_fp_branch): Update prototype.
1972 (ix86_fp_jump_nontrivial_p): New.
1973 * i386.md (fp_jcc_?): Update call of split_fp_branch;
1974 use ix86_fp_jump_nontrivial_p.
1975 * i386.c (ix86_fp_jump_nontrivial_p): New.
1976 (ix86_split_fp_branch): Accept code instead of rtx.
1977 (ix86_expand_compare): Expand comparison early in case
1978 doing so is resonably cheap.
1980 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
1982 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
1984 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
1985 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
1987 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
1989 * dbxout.c (dbxout_source_line): Make static, update prototype.
1990 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
1991 (dbxout_init, dbxout_finish, dbxout_source_line,
1992 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
1993 * dbxout.h (dbxout_source_line): Delete.
1994 * debug.c (debug_nothing_file, debug_nothing_file_int,
1995 debug_nothing_file_charstar_rtx): New.
1996 (do_nothing_debug_hooks): Update.
1997 (debug_nothing_void, debug_nothing_charstar_rtx,
1998 dwarf2out_end_epilogue): New.
1999 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2000 * debug.h (struct rtx_def): Declare.
2001 (gcc_debug_hooks): New hooks source_line, end_epilogue
2003 (debug_nothing_void, debug_nothing_charstar_rtx,
2004 dwarf2out_end_epilogue): New.
2005 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2006 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2007 (dwarf2_debug_hooks): Update.
2008 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2009 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2010 * dwarf2out.h (dwarf2out_source_line): Remove.
2011 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2012 Make static, update prototype.
2013 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2014 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2015 (dwarf_debug_hooks): Update.
2016 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2017 dwarfout_end_function): Remove.
2018 * final.c (profile_function): Use debug hooks for ending functions
2020 (output_source_line, final_end_function): Update prototype,
2022 (final_start_function, final_scan_insn): Update.
2023 * output.h (sdb_begin_function_line): Remove.
2024 (final_end_function): Update prototype.
2025 * sdbout.c (sdb_begin_function_line): Make static.
2026 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2027 (sdbout_source_line): New.
2028 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2030 (sdb_debug_hooks): Update.
2031 (sdbout_init, sdbout_source_line,
2032 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2033 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2034 * toplev.c (compile_file, rest_of_compilation): Update.
2035 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2036 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2037 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2038 Update for prototype changes.
2039 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2040 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2042 2001-07-15 Richard Henderson <rth@redhat.com>
2044 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2045 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2046 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2047 * config/alpha/alpha.c: Likewise.
2048 * config/alpha/alpha.md: Likewise.
2049 * config/alpha/alpha32.h: Likewise.
2050 * config/alpha/vms.h: Likewise.
2053 2001-07-14 Richard Henderson <rth@redhat.com>
2055 * config/alpha/alpha.md: Use define_constants for unspec values.
2056 Substitute throughout.
2058 2001-07-14 Tim Josling <tej@melbpc.org.au>
2060 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2062 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2064 * pa.md: Remove unused constraints from define_split's.
2066 2001-04-14 Richard Henderson <rth@redhat.com>
2068 * ifcvt.c (find_cond_trap): Test for exit block.
2070 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2072 Re-install recently reverted patch.
2073 * emit-rtl.c (try_split): Update mark_jump_label call.
2074 * flow.c (find_sub_basic_blocks): Likewise.
2075 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2077 (mark_all_labels): Kill second parameter.
2078 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2079 (rebuild_jump_labels, jump_optimize_minimal): Update call
2081 (jump_optimize_1): Kill crossjumping code.
2082 (mark_jump_label): Kill cross_jump parameter.
2083 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2084 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2085 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2087 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2089 (dump_file_info): Likewise.
2090 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2091 reorganize passes to do reg-stack first, bb-reorder second.
2092 * invoke.texi (-d letters doc): Remove the jump2 pass.
2094 2001-07-14 Richard Henderson <rth@redhat.com>
2096 * ifcvt.c (find_cond_trap): New.
2097 (find_if_header): Call it.
2098 (merge_if_block): Relax existing jump sanity check.
2099 * jump.c (jump_optimize_1): Remove conditional trap handling.
2101 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2103 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2105 (insn_refs_are_delayed): Correct comment.
2106 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2107 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2108 instead of r31. Make associated insn !TARGET_64BIT, and
2109 provide an additional 64-bit insn that clobbers r2.
2111 (udivsi3): Likewise.
2113 (umodsi3): Likewise.
2115 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2117 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2119 * flow.c (redirect_edge_and_branch_force, split_edge,
2120 try_crossjump_to_edge): Use set_block_for_new_insns.
2121 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2123 2001-07-13 H.J. Lu (hjl@gnu.org)
2125 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2128 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2130 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2132 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2134 * c-common.c (decl_attributes): Take a pointer to the node to
2135 which attributes are to be attached, and a flags argument.
2136 * c-common.h (enum attribute_flags): New.
2137 (decl_attributes): Update prototype.
2138 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2139 finish_enum, start_function): Update calls to decl_attributes.
2140 * c-parse.in (component_declarator, component_notype_declarator,
2141 label): Update calls to decl_attributes.
2143 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2145 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2146 * config/avr/avr.c (legitimate_address_p): Return value changed
2147 from letter to register classes. For better debugging.
2149 2001-07-13 Kazu Hirata <kazu@hxi.com>
2151 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2153 2001-07-13 H.J. Lu (hjl@gnu.org)
2155 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2157 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2159 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2160 correctly for shared configurations.
2161 * config/t-libgcc-pic: New.
2162 * config/{i386,m68k,sparc}/t-openbsd: New.
2163 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2164 Support -shared. Support debugging libraries with -g.
2165 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2166 frame information does not emit pointer diffs.
2167 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2170 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2172 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2174 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2176 * combine.c (try_combine): Ensure const_int pow2 is positive.
2178 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2180 * config.gcc: Add configuration for s/390.
2181 * config/s390/s390.c: New. Subroutines for code generation.
2182 * config/s390/s390.h: New. Definitions for s/390.
2183 * config/s390/s390-protos.h: New. Prototypes.
2184 * config/s390/linux.h: New. Definitions for linux for s/390.
2185 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2186 * config/s390/t-linux: New. Makefile fragment.
2187 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2188 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2190 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2192 * emit-rtl.c (try_split): Update mark_jump_label call.
2193 * flow.c (find_sub_basic_blocks): Likewise.
2194 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2196 (mark_all_labels): Kill second parameter.
2197 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2198 (rebuild_jump_labels, jump_optimize_minimal): Update call
2200 (jump_optimize_1): Kill crossjumping code.
2201 (mark_jump_label): Kill cross_jump parameter.
2202 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2203 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2204 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2206 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2208 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2209 reorganize passes to do reg-stack first, bb-reorder second.
2210 * invoke.texi (-d letters doc): Remove the jump2 pass.
2212 2001-07-12 Steve Ellcey <sje@cup.hp.com>
2214 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
2216 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2218 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
2220 (verify_flow_info): Make diagnostics prettier.
2222 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2224 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
2226 * flow.c (outgoing_edges_match): Return early if condition reversal
2229 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
2231 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
2232 (mips_move_2words): When splitting a move into two instructions,
2233 prefix the second address operand with '%D'.
2235 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
2237 * Makefile.in (final.o): Depend on debug.h.
2238 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
2239 (dbx_debug_hooks): Add new hooks.
2240 (xcoff_debug_hooks): New.
2241 * debug.c (debug_nothing_file_int_int): New.
2242 (do_nothing_debug_hooks): Update.
2243 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
2244 (debug_nothing_file_int_int): New.
2245 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
2246 static, update prototype.
2247 (dwarf2_debug_hooks): Update.
2248 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
2249 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
2250 static, update prototype.
2251 (dwarf_debug_hooks): Update.
2252 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
2253 * final.c: Include debug.h.
2254 (final_scan_insn): Use debug hooks when beginning and ending blocks.
2255 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
2256 static, update prototype.
2257 (sdb_debug_hooks): Update.
2258 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
2259 * toplev.c: Distinguish between xcoff and dbx.
2261 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
2262 Call all debug hooks, not just dwarf ones.
2264 2001-07-11 Timothy Wall <twall@redhat.com>
2266 * config.gcc: Add configuration for AIX5/IA64.
2267 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
2268 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
2269 support prefix/suffix code.
2270 * config/ia64/t-aix: New. Makefile fragment.
2271 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
2273 2001-07-11 Kazu Hirata <kazu@hxi.com>
2275 * recog.c (validate_change): Fix a comment typo.
2277 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
2279 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
2280 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
2282 * dbxout.c (dbx_debug_hooks): Add new hooks.
2283 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
2285 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
2287 * dbxout.h (dbxout_start_new_source_file,
2288 dbxout_resume_previous_source_file): Delete.
2289 * debug.c (do_nothing_debug_hooks): Add new hooks.
2290 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2291 (debug_nothing_int_charstar, debug_nothing_int): New.
2292 * debug.h (gcc_debug_hooks): New hooks define, undef,
2293 start_source_file and end_source_file.
2294 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
2295 (debug_nothing_int_charstar, debug_nothing_int): New.
2296 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
2297 the conditionally compiled section.
2298 (dwarf2out_start_source_file, dwarf2out_end_source_file,
2299 dwarf2out_define, dwarf2out_undef): Make static.
2300 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
2301 dwarf2out_define, dwarf2out_undef): Remove.
2302 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
2303 (dwarfout_start_source_file, dwarfout_end_source_file,
2304 dwarfout_define, dwarfout_undef): Make static.
2305 (dwarfout_start_source_file_check,
2306 dwarfout_end_source_file_check): New.
2307 (dwarfout_define, dwarfout_finish): Update.
2308 * dwarfout.h (dwarfout_start_new_source_file,
2309 dwarfout_resume_previous_source_file, dwarfout_define,
2310 dwarfout_undef): Remove.
2311 * sdbout.c (sdb_debug_hooks): Add new hooks.
2312 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
2314 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
2315 make static, take an arg.
2316 * sdbout.h (sdbout_start_new_source_file,
2317 sdbout_resume_previous_source_file): Delete.
2318 * toplev.c (debug_start_source_file, debug_end_source_file,
2319 debug_define, debug_undef): Delete.
2320 * toplev.h (debug_start_source_file, debug_end_source_file,
2321 debug_define, debug_undef): Delete.
2323 * java/jcf-parse.c: Include debug.h.
2324 (parse_class_file): Update to use debug hooks directly.
2325 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
2327 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2329 * alias.c (set_mem_alias_set): New function.
2330 * rtl.h (set_mem_alias_set): Declare it.
2331 * builtins.c (expand_builtin_return_addr): Call it instead of
2332 using MEM_ALIAS_SET accessor.
2333 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
2334 (get_memory_rtx, expand_builtin_va_arg): Likewise.
2335 (expand_builtin_va_copy):Likewise.
2336 * caller-save.c (setup_save_areas): Likewise.
2337 * calls.c (compute_argument_addresses): Likewise.
2338 * explow.c (set_mem_attributes): Likewise.
2339 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
2340 (expand_assignment, store_constructor_field, store_field): Likewise.
2341 (expand_expr_unaligned): Likewise.
2342 * function.c (assign_stack_temp_for_type): Likewise.
2343 (put_reg_into_stack, gen_mem_addressof): Likewise.
2344 * ifcvt.c (noce_try_cmove_arith): Likewise.
2345 * reload1.c (reload, alter_reg): Likewise.
2346 * config/alpha/alpha.c (get_aligned_mem): Likewise.
2347 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
2348 (alpha_expand_unaligned_store): Likewise
2349 (alpha_expand_unaligned_load_words): Likewise.
2350 (alpha_expand_unaligned_store_words): Likewise.
2351 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
2352 (alpha_expand_epilogue): Likewise.
2353 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
2354 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
2355 * config/i386/i386.c (legitimize_pic_address): Likewise.
2356 * config/i960/i960.c (setup_incoming_varargs): Likewise.
2357 * config/ia64/ia64.c (spill_restore_mem): Likewise.
2358 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
2359 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
2360 * config/mips/mips.c (mips_va_arg): Likewise.
2361 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2362 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
2363 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2364 (setup_incoming_varargs, rs6000_va_arg): Likewise.
2365 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
2366 (rs6000_emit_epilogue): Likewise.
2367 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
2368 * config/sparc/sparc.c (sparc_va_arg): Likewise.
2369 * config/v850/v850.c (v850_va_arg): Likewise.
2371 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
2373 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
2374 when fallthru edge is present.
2375 (mege_blocks): Handle case where creation of jump insn
2378 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
2379 CLEANUP_POST_REGSTACK): New constants.
2380 * except.c (finish_eh_generation): Update call of cleanup_cfg,
2381 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
2382 * output.h (cleanup_cfg): Update prototype.
2383 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
2384 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
2385 cleanup_cfg call; kill missleading comment.
2386 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
2387 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
2388 parameter; control optimizations performed using it.
2389 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2390 try_crossjump_bb): New functions.
2392 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2394 * pa.c (pa_output_function_prologue): Delete prototype. Make function
2396 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
2397 pa_output_function_prologue.
2398 * pa-protos.h (pa_output_function_prologue): New prototype.
2400 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2402 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
2403 and low to get correct sign extension in low+high test.
2405 2001-07-11 Janis Johnson <janis@us.ibm.com>
2407 * gcov.c (arcdata): Use gcov_type to fix branch percentage
2408 for large hit count.
2410 * profile.c (branch_prob): Fix .bbg info for computed gotos
2413 2001-07-11 Mark Mitchell <mark@codesourcery.com>
2415 * stmt.c (parse_output_constraint): New function, split out
2417 (expand_asm_operands): ... here. Use parse_output_constraint.
2418 * tree.h (parse_output_constraint): Declare it.
2420 2001-07-11 Richard Henderson <rth@redhat.com>
2422 * bitmap.c: Comment some functions; fiddle whitespace.
2423 (bitmap_free): Don't export.
2424 (bitmap_element_allocate): Use memset.
2425 * bitmap.h (bitmap_free): Don't declare.
2427 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
2429 * gcse.c, lcm.c, sched-deps.c:
2430 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
2432 * flow.c (flow_loops_find): Free dom if we found no loops, since
2433 we aren't going to save it.
2435 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
2438 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
2440 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
2442 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2444 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
2445 #ifndef DWARF2_DEBUGGING_INFO.
2447 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2449 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
2451 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2453 * config/mips/mips.c (gen_int_relational): Tell the caller not to
2454 reverse a branch if a NE comparison is implemented with GTU.
2456 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
2457 H.J. Lu <hjl@gnu.org>
2459 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
2461 (call_internal2): Likewise.
2462 (call_value_internal1): Likewise.
2463 (call_value_internal2): Likewise.
2464 (call_value_multiple_internal1): Likewise.
2465 (call_value_multiple_internal2): Likewise.
2467 2001-07-10 Kazu Hirata <kazu@hxi.com>
2469 * calls.c (emit_library_call_value_1): Fix a comment typo.
2470 * dwarf2out.c (mem_loc_descriptor): Likewise.
2471 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
2473 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
2475 * simplify-rtx.c (simplify_subreg): Fix typo in comment
2477 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2479 * recog.c (offsettable_address_p): Handle LO_SUM case.
2480 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
2481 instead of plus_constant.
2483 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2485 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
2486 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
2488 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2490 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
2491 adjust_address_nv instead of plus_constant.
2493 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
2495 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
2496 dwarf2out.o): Depend on debug.h, wrap long lines.
2497 * dbxout.c: Include debug.h.
2498 (dbx_debug_hooks): New.
2499 (dbxout_init): Make static, take just 2 args.
2500 (dbxout_finish): Make static.
2501 * dbxout.h (dbxout_init, dbxout_finish): Delete.
2502 * debug.c: New file.
2503 * debug.h: New file.
2504 * dwarf2out.c: Include debug.h.
2505 (dwarf2_debug_hooks): New.
2506 (dwarf2out_init): Make static.
2507 (dwarf2out_finish): Make static, take 2 args.
2508 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
2509 * dwarfout.c: Include debug.h.
2510 (dwarf_debug_hooks): New.
2511 (dwarfout_init): Make static.
2512 (dwarfout_finish): Make static, take 2 args.
2513 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
2514 * sdbout.c: Include debug.h.
2515 (sdb_debug_hooks): New.
2516 (sdbout_init): Make static, take 2 args.
2517 * sdbout.h (sdbout_init): Delete.
2518 * toplev.c: Include debug.h.
2520 (compile_file): Set deubg_hooks based on command line options.
2521 Use the hooks unconditionally rather than conditional compilation.
2523 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
2525 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
2526 first_insn_after_basic_block_note instead.
2528 * df.c (df_bb_refs_unlink): #if 0 out for now.
2530 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
2532 * ssa.h: Add prototype for ssa_const_prop
2533 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
2534 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
2535 (ssa_fast_dce): Remove unused variable
2537 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2539 * diagnostic.c (finish_diagnostic): Rename to
2540 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
2543 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
2545 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
2548 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
2549 (dump_file): Only pad the demangled name with spaces if the
2550 mangled name was padded with spaces.
2552 2001-07-10 Bernd Schmidt <bernds@redhat.com>
2554 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
2557 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2559 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
2560 extraction if no direct load if either EXPAND_CONST_ADDRESS or
2563 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
2564 whether can put offset inside LO_SUM to check mode alignment, not size.
2566 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2568 * doc/tm.texi (Misc): Fix thinko.
2570 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
2572 * regmove.c (replace_in_call_usage): Fix warnings.
2573 * sched-deps.c (add_dependence): Fix warnings.
2574 * simplify-rtx.c (simplify_subreg): Likewise.
2575 Return NULL_RTX instead of NULL.
2577 * reg-stack.c (emit_swap_insn): Eliminate warnings.
2578 (subst_asm_stack_regs): Likewise.
2580 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
2583 * dwarf2out.c (output_call_frame_info): Declare i as int.
2584 (build_abbrev_table): Declare n_alloc as int.
2585 (dwarf2out_finish): Initialize die.
2586 * except.c: Declare sjlj_funcdef_number as unsigned.
2587 (connect_post_landing_pads): Declare j as unsigned.
2588 (convert_to_eh_region_ranges): Initialize call_site.
2589 (output_function_exception_table): Initialize tt_format_size.
2590 * expr.c (move_by_pieces_1): Initialize to1.
2591 (store_constructor): Initialize minelt and maxelt.
2592 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
2593 * function.c (instantiate_decls): Avoid signed/unsigned warning.
2595 * c-decl.c (combine_parm_decls): Unused, remove.
2596 * c-tree.h: Remove prototype for combine_parm_decls.
2598 * reload.c (push_reload): Fix warning.
2599 (regno_clobbered_p): Likewise.
2600 * reload1.c (replace_pseudos_in_call_usage): Likewise.
2601 (reload_combine): Likewise.
2603 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
2604 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
2606 * bitmap.c (bitmap_operation): Change user.
2607 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2609 2001-07-10 Eric Christopher <echristo@redhat.com>
2611 * config/mips/mips.c (override_options): Fix typo.
2613 2001-07-09 Stan Shebs <shebs@apple.com>
2615 * target.h (struct gcc_target): New fields init_builtins and
2617 * target-def.h (TARGET_INIT_BUILTINS): New macro.
2618 (TARGET_EXPAND_BUILTIN): New macro.
2619 (TARGET_INITIALIZER): Add them.
2620 * builtins.c: Include target.h.
2621 (expand_builtin): Use targetm.expand_builtin.
2622 (default_init_builtins): New function.
2623 (default_expand_builtin): New function.
2624 * expr.h (default_init_builtins): Declare.
2625 (default_expand_builtin): Declare.
2626 * c-common.c (c_common_nodes_and_builtins): Use
2627 targetm.init_builtins.
2628 * defaults.h (MD_INIT_BUILTINS): Remove.
2629 * Makefile.in (builtins.o): Depend on target.h.
2631 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
2632 (TARGET_EXPAND_BUILTIN): Define.
2633 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
2634 (MD_EXPAND_BUILTIN): Remove.
2636 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
2637 (TARGET_EXPAND_BUILTIN): Define.
2638 (c4x_init_builtins): Make endlink arg a local.
2639 (c4x_print_operand): Fix typos in adjust_address usages.
2640 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
2641 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
2642 (MD_EXPAND_BUILTIN): Remove.
2644 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
2645 (TARGET_EXPAND_BUILTIN): Define.
2646 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
2647 (ix86_init_builtins): Call new function only if TARGET_MMX.
2648 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
2649 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
2650 (MD_EXPAND_BUILTIN): Remove.
2652 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
2653 (TARGET_EXPAND_BUILTIN): Define.
2654 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
2655 (MD_EXPAND_BUILTIN): Remove.
2657 * doc/tm.texi: Document these changes.
2659 2001-07-09 Diego Novillo <dnovillo@redhat.com>
2661 * basic-block.h (tree_node): Forward declare if needed.
2662 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
2663 (BLOCK_HEAD_TREE): Define.
2664 (BLOCK_END_TREE): Define.
2665 (struct loops): Rename field 'tree' to 'tree_root'.
2666 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
2668 (flow_loops_tree_build): Rename reference to field 'tree' to
2670 (flow_loops_level_compute): Ditto.
2671 * predict.c (estimate_bb_frequencies): Ditto.
2672 * tree.h (struct tree_common): Add field 'aux'.
2674 2001-07-09 Stan Shebs <shebs@apple.com>
2676 * config/darwin.c (darwin_encode_section_info): Don't mark any
2677 DECL_EXTERNAL node as defined.
2679 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
2681 * pa.c (pa_init_machine_status, pa_mark_machine_status,
2682 pa_free_machine_status, hppa_init_pic_save): Delete.
2683 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
2684 (hppa_profile_hook): Use hppa_pic_save_rtx.
2685 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
2686 hppa_init_pic_save): Delete.
2687 (hppa_pic_save_rtx): Declare.
2688 * pa.md (call, call_value, sibcall, sibcall_value,
2689 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
2691 2001-07-09 Kazu Hirata <kazu@hxi.com>
2693 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
2694 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
2696 2001-07-09 Andreas Jaeger <aj@suse.de>
2698 * output.h: Add declaration of final_forward_branch_p.
2700 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
2702 * varray.c: Include errors.h for internal_error and trim_filename
2705 * Makefile.in (varray.o): Add errors.h.
2707 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
2709 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
2710 * optabs.c (have_add2_insn): Check whether the add insn chosen
2711 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
2712 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
2714 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
2716 * Makefile.in (OBJS): Add ssa-ccp.o
2717 (ssa-ccp.o): Add dependencies.
2718 * toplev.c (DFI_ssa_ccp): New dump file enum.
2719 (dump_file): Add entry for dumping after SSA CCP.
2720 (flag_ssa_ccp): New flag variable.
2721 (f_options): Add -fssa-ccp.
2722 (rest_of_compilation): Run SSA CCP if requested.
2723 * timevar.def (TV_SSA_CCP): New timevar.
2724 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
2725 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
2726 Fix minor typo in SSA DCE documentation.
2727 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
2728 Add documentation for new dump option. Renumber dump files
2731 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2733 * emit-rtl.c (gen_highpart_mode): New.
2734 * rtl.h (gen_highpart_mode): Declare.
2735 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
2736 operand can be VOIDmode constant.
2738 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2740 * flow.c (redirect_edge_and_branch_force): New.
2741 (can_fallthru): Ensure that basic blocks are succeeding.
2742 (try_optimize_cfg): Do not delete basic block if it is the last one.
2744 * flow.c (try_redirect_by_replacing_jump): Do not remove
2745 jumps with side effects, unlink chain on fallthru edge;
2746 set block for new jump instruction; avoid basic block to
2747 over by line number note.
2749 * flow.c (try_simplify_condjump): Verify that the condjump
2750 is not always falling trought.
2753 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
2755 * flow.c (forwarder_block_p): Fix for fallthru blocks.
2756 (try_redirect_by_replacing_jump): Update properly the count
2757 and frequency information.
2759 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2761 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
2762 address that is a LO_SUM specially.
2763 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
2765 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
2767 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
2768 (operand_subword): Use them.
2769 (change_address_1): Renamed from change_address; new arg VALIDATE.
2770 * expr.h: Reflect above changes; change_address now macro.
2771 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
2773 * cselib.c (add_mem_for_addr): Likewise.
2774 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
2775 * regmove.c (try_apply_stack_adjustment): Likewise.
2776 * reload.c (push_reload, make_memloc): Likewise.
2777 * reload1.c (eliminate_regs): Likewise.
2778 * simplify-rtx.c (simplify_replace_rtx): Likewise.
2779 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
2781 * combine.c (make_extraction, simplify_shift_const): Likewise.
2782 (gen_lowpart_for_combine): Likewise.
2783 * cse.c (gen_lowpart_if_possible): Likewise.
2784 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
2785 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
2786 * optabs.c (gen_move_insn): Likewise.
2787 * reload1.c (alter_reg): Likewise.
2788 * simplify-rtx.c (simplify_subreg): Likewise.
2789 * stmt.c (expand_anon_union_decl): Likewise.
2790 * recog.c (validate_replace_rtx_1): Likewise.
2792 * Makefile.in (recog.o): Add $(EXPR_H).
2793 * explow.c (stabilize): Call replace_equiv_address.
2794 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
2795 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
2797 2001-07-03 Andrew Haley <aph@redhat.com>
2799 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
2800 the mode of the memory location.
2802 2001-07-09 Bo Thorsen <bo@suse.co.uk>
2804 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
2806 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
2808 * final.c (output_addr_const): Use target opening and
2809 closing parentheses.
2810 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
2811 defaults, add to TARGET_ASM_OUT.
2812 * target.h (struct gcc_target): Add open_paren and close_paren.
2813 * doc/md.texi: Update.
2814 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
2815 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
2816 TARGET_ASM_CLOSE_PAREN.
2817 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
2819 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
2821 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2822 * config/a29k/a29k.h: Similarly.
2823 * config/alpha/alpha.h: Similarly.
2824 * config/arc/arc.h: Similarly.
2825 * config/arm/aof.h: Similarly.
2826 * config/arm/aout.h: Similarly.
2827 * config/avr/avr.h: Similarly.
2828 * config/c4x/c4x.h: Similarly.
2829 * config/clipper/clipper.h: Similarly.
2830 * config/convex/convex.h: Similarly.
2831 * config/d30v/d30v.h: Similarly.
2832 * config/dsp16xx/dsp16xx.h: Similarly.
2833 * config/elxsi/elxsi.h: Similarly.
2834 * config/fr30/fr30.h: Similarly.
2835 * config/h8300/h8300.h: Similarly.
2836 * config/i370/i370.h: Similarly.
2837 * config/i386/i386.h: Similarly.
2838 * config/i860/i860.h: Similarly.
2839 * config/i960/i960.h: Similarly.
2840 * config/ia64/ia64.h: Similarly.
2841 * config/m32r/m32r.h: Similarly.
2842 * config/m68hc11/m68hc11.h: Similarly.
2843 * config/m68k/m68k.h: Similarly.
2844 * config/m88k/m88k.h: Similarly.
2845 * config/mcore/mcore.h: Similarly.
2846 * config/mips/mips.h: Similarly.
2847 * config/mn10200/mn10200.h: Similarly.
2848 * config/mn10300/mn10300.h: Similarly.
2849 * config/ns32k/ns32k.h: Similarly.
2850 * config/pa/pa.h: Similarly.
2851 * config/pdp11/pdp11.h: Similarly.
2852 * config/pj/pj.h: Similarly.
2853 * config/romp/romp.h: Similarly.
2854 * config/rs6000/rs6000.h: Similarly.
2855 * config/sh/sh.h: Similarly.
2856 * config/sparc/sparc.h: Similarly.
2857 * config/v850/v850.h: Similarly.
2858 * config/vax/vax.h: Similarly.
2859 * config/we32k/we32k.h: Similarly.
2861 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
2863 * doc/c-tree.texi: Document representation of attributes.
2865 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
2867 * doc/tm.texi: Update some places for the rename of target to
2870 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
2872 * target.h (struct gcc_target): Add insert_attributes.
2873 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
2874 (TARGET_INITIALIZER): Update.
2875 * tree.c, tree.h (default_insert_attributes): New function.
2876 Update comments on other default functions to refer to targetm,
2878 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
2879 TARGET_INSERT_ATTRIBUTES.
2880 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
2881 * c-common.c (decl_attributes): Use targetm.insert_attributes.
2882 Don't use PRAGMA_INSERT_ATTRIBUTES.
2883 * Makefile.in (c-common.o): Depend on $(TARGET_H).
2884 * c-decl.c (start_decl, start_function): Don't call
2885 SET_DEFAULT_DECL_ATTRIBUTES.
2886 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
2887 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
2889 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
2890 (c4x_check_attribute): Avoid modifying attribute list itself.
2891 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
2893 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
2894 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
2896 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
2897 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
2899 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
2900 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
2902 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
2903 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
2904 Adjust parameters. Make static.
2906 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
2908 * c-common.c (decl_attributes): Only take a single attributes
2910 * c-common.h (decl_attributes): Update prototype.
2911 * c-decl.c (start_decl, start_function): Only take a single
2912 attributes parameter. Update calls to decl_attributes.
2913 (finish_struct, finish_enum): Update calls to decl_attributes.
2914 (push_parm_decl): Expect unified list of attributes. Update call
2916 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
2917 notype_nested_function, component_declarator,
2918 component_notype_declarator, label): Update calls to
2920 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
2921 lists that are passed to push_parm_decl.
2922 * c-tree.h (start_function, start_decl): Update prototypes.
2923 * config/sh/sh-protos.h, config/sh/sh.c
2924 (sh_pragma_insert_attributes): Only take a single attributes
2926 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
2927 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
2928 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
2929 build_module_descriptor, generate_static_references,
2930 generate_strings, build_selector_translation_table,
2931 generate_descriptor_table, generate_protocols,
2932 generate_ivars_list, generate_dispatch_table,
2933 generate_protocol_list, generate_category,
2934 generate_shared_structures, really_start_method, add_objc_decls,
2935 generate_classref_translation_entry): Update calls to start_decl
2937 (build_tmp_function_decl, start_method_def): Unify attribute lists
2938 that are passed to push_parm_decl.
2940 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
2942 * final.c (no_asm_to_stream): New.
2943 (final_scan_insn): Use target structures for prologue ends
2944 and epilogue starts.
2945 * output.h (no_asm_to_stream): New.
2946 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
2947 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
2948 (TARGET_ASM_OUT): Update.
2949 * target.h (struct gcc_target): New members function_end_prologue
2950 and function_begin_epilogue.
2951 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
2952 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
2953 * config/alpha/alpha.c (output_end_prologue): Rename to
2954 alpha_output_function_end_prologue. Use in target struct
2956 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
2957 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
2958 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
2959 ia64_output_function_end_prologue. Use in target struct
2961 (ia64_function_prologue, ia64_funciton_epilogue): Rename
2962 mistyped prototypes.
2963 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
2964 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
2966 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
2967 an use in target struct, make static.
2968 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
2971 2001-07-08 Richard Henderson <rth@redhat.com>
2973 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
2975 2001-07-08 Richard Henderson <rth@redhat.com>
2977 * config/i386/i386.md: Remove constraints strings from define_split
2978 and define_peephole2 patterns.
2979 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
2980 (eh_return): Use them.
2982 2001-07-08 Richard Henderson <rth@redhat.com>
2984 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
2985 Document MD_FALLBACK_FRAME_STATE_FOR.
2987 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2989 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
2990 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
2992 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
2994 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
2996 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
2997 of the label inside NAME as opposed to just the end of NAME.
2999 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3001 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3002 * config/alpha/alpha.c (alpha_init_machine_status,
3003 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3004 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3005 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3006 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3008 2001-07-06 Stan Shebs <shebs@apple.com>
3010 * target.h (targetm): Rename global from "target", so as not to
3011 conflict with local variables.
3013 * c-typeck.c: Ditto.
3017 * cp/decl2.c: Ditto.
3018 * cp/typeck.c: Ditto.
3019 * 1750a/1750a.c: Ditto.
3020 * a29k/a29k.c: Ditto.
3024 * clipper/clipper.c: Ditto.
3025 * convex/convex.c: Ditto.
3026 * d30v/d30v.c: Ditto.
3027 * dsp16xx/dsp16xx.c: Ditto.
3028 * elxsi/elxsi.c: Ditto.
3029 * fr30/fr30.c: Ditto.
3030 * h8300/h8300.c: Ditto.
3031 * i370/i370.c: Ditto.
3032 * i386/i386.c: Ditto.
3033 * i860/i860.c: Ditto.
3034 * i960/i960.c: Ditto.
3035 * ia64/ia64.c: Ditto.
3036 * m32r/m32r.c: Ditto.
3037 * m68hc11/m68hc11.c: Ditto.
3038 * m68k/m68k.c: Ditto.
3039 * m88k/m88k.c: Ditto.
3040 * mips/mips.c: Ditto.
3041 * ns32k/ns32k.c: Ditto.
3043 * pdp11/pdp11.c: Ditto.
3044 * romp/romp.c: Ditto.
3045 * rs6000/rs6000.c: Ditto.
3047 * sparc/sparc.c: Ditto.
3049 * we32k/we32k.c: Ditto.
3050 * doc/tm.texi: Update the manual to match.
3052 2001-07-06 Richard Henderson <rth@redhat.com>
3054 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3055 DWARF2_UNWIND_INFO not just whether it is defined.
3057 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3059 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3060 call to simplify_binary_operation returns a new pattern.
3062 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3064 * glimits.h (__SHRT_MAX__): New.
3065 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3066 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3068 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3070 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3073 2001-07-06 Richard Henderson <rth@redhat.com>
3075 * bitmap.c (bitmap_release_memory): Move adjacent to the
3076 allocation functions.
3077 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3078 the implementation. Binary search for the set bit.
3079 (bitmap_union_of_diff): Allocate the temporary on the stack
3080 instead of using xmalloc.
3082 2001-07-06 Richard Henderson <rth@redhat.com>
3084 * genrecog.c (validate_pattern): Warn for constraints in
3085 define_{expand,split,peephole2}. Remove strict_low_part
3086 before looking up match_dup.
3088 2001-07-06 DJ Delorie <dj@redhat.com>
3090 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3091 chapter about various build hints and history. Add section
3092 talking about the various types of native and cross builds.
3094 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3096 * Makefile.in (final.o): Depend on target.h.
3097 * final.c: Include target.h.
3098 (default_function_pro_epilogue): New.
3099 (final_start_function): Use target structure for function prologues.
3100 (final_end_function): Use target structure for function epilogues.
3101 * fold-const.c (real_hex_to_f): Constify s and p.
3102 * output.h (default_function_pro_epilogue): New.
3103 * real.h (real_hex_to_f): Update prototype.
3104 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3105 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3106 (TARGET_INITIALIZER): Update.
3107 * target.h (gcc_target): Add struct asm_out.
3108 * doc/tm.texi: Update.
3111 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3112 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3113 in cpu/cpu.c, or rename old functions consistently. Take
3114 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3115 redundant macros and prototypes. Make new functions static.
3117 * 1750a/1750a.c: Similarly.
3118 * 1750a/1750a.h: Similarly.
3119 * a29k/a29k-protos.h: Similarly.
3120 * a29k/a29k.c: Similarly.
3121 * a29k/a29k.h: Similarly.
3122 * arc/arc-protos.h: Similarly.
3123 * arc/arc.c: Similarly.
3124 * arc/arc.h: Similarly.
3125 * arm/arm-protos.h: Similarly.
3126 * arm/arm.c: Similarly.
3127 * arm/arm.h: Similarly.
3128 * avr/avr-protos.h: Similarly.
3129 * avr/avr.c: Similarly.
3130 * avr/avr.h: Similarly.
3131 * clipper/clipper-protos.h: Similarly.
3132 * clipper/clipper.c: Similarly.
3133 * clipper/clipper.h: Similarly.
3134 * convex/convex.c: Similarly.
3135 * convex/convex.h: Similarly.
3136 * d30v/d30v-protos.h: Similarly.
3137 * d30v/d30v.c: Similarly.
3138 * d30v/d30v.h: Similarly.
3139 * d30v/d30v.md: Similarly.
3140 * dsp16xx/dsp16xx-protos.h: Similarly.
3141 * dsp16xx/dsp16xx.c: Similarly.
3142 * dsp16xx/dsp16xx.h: Similarly.
3143 * elxsi/elxsi.c: Similarly.
3144 * elxsi/elxsi.h: Similarly.
3145 * fr30/fr30.c: Similarly.
3146 * fr30/fr30.md: Similarly.
3147 * h8300/h8300-protos.h: Similarly.
3148 * h8300/h8300.c: Similarly.
3149 * h8300/h8300.h: Similarly.
3150 * i370/i370-protos.h: Similarly.
3151 * i370/i370.c: Similarly.
3152 * i370/i370.h: Similarly.
3153 * i386/i386.c: Similarly.
3154 * i386/osf1elf.h: Similarly.
3155 * i386/osfrose.h: Similarly.
3156 * i860/i860-protos.h: Similarly.
3157 * i860/i860.c: Similarly.
3158 * i860/i860.h: Similarly.
3159 * i960/i960-protos.h: Similarly.
3160 * i960/i960.c: Similarly.
3161 * i960/i960.h: Similarly.
3162 * ia64/ia64-protos.h: Similarly.
3163 * ia64/ia64.c: Similarly.
3164 * ia64/ia64.h: Similarly.
3165 * m32r/m32r-protos.h: Similarly.
3166 * m32r/m32r.c: Similarly.
3167 * m32r/m32r.h: Similarly.
3168 * m68hc11/m68hc11-protos.h: Similarly.
3169 * m68hc11/m68hc11.c: Similarly.
3170 * m68hc11/m68hc11.h: Similarly.
3171 * m68k/crds.h: Similarly.
3172 * m68k/dpx2.h: Similarly.
3173 * m68k/m68k-protos.h: Similarly.
3174 * m68k/m68k.c: Similarly.
3175 * m68k/m68k.h: Similarly.
3176 * m68k/news.h: Similarly.
3177 * m88k/m88k-protos.h: Similarly.
3178 * m88k/m88k.c: Similarly.
3179 * m88k/m88k.h: Similarly.
3180 * mips/mips-protos.h: Similarly.
3181 * mips/mips.c: Similarly.
3182 * mips/mips.h: Similarly.
3183 * ns32k/merlin.h: Similarly.
3184 * ns32k/ns32k.c: Similarly.
3185 * ns32k/ns32k.h: Similarly.
3186 * ns32k/tek6000.h: Similarly.
3187 * pa/pa-protos.h: Similarly.
3188 * pa/pa.c: Similarly.
3189 * pa/pa.h: Similarly.
3190 * pdp11/2bsd.h: Similarly.
3191 * pdp11/pdp11-protos.h: Similarly.
3192 * pdp11/pdp11.c: Similarly.
3193 * pdp11/pdp11.h: Similarly.
3194 * romp/romp-protos.h: Similarly.
3195 * romp/romp.c: Similarly.
3196 * romp/romp.h: Similarly.
3197 * rs6000/rs6000-protos.h: Similarly.
3198 * rs6000/rs6000.c: Similarly.
3199 * rs6000/rs6000.h: Similarly.
3200 * rs6000/sysv4.h: Similarly.
3201 * sh/sh-protos.h: Similarly.
3202 * sh/sh.c: Similarly.
3203 * sh/sh.h: Similarly.
3204 * sparc/sparc-protos.h: Similarly.
3205 * sparc/sparc.c: Similarly.
3206 * sparc/sparc.h: Similarly.
3207 * vax/vax.c: Similarly.
3208 * vax/vax.h: Similarly.
3209 * vax/vms.h: Similarly.
3210 * we32k/we32k.c: Similarly.
3211 * we32k/we32k.h: Similarly.
3213 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
3215 * basic-block.h (first_insn_after_basic_block_note): Declare.
3216 * flow.c (first_insn_after_basic_block_note): Define. Moved
3218 * ssa.c (first_insn_after_basic_block_note): Remove.
3219 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
3221 (ssa_eliminate_dead_code): Properly update the CFG and PHI
3222 nodes when we find a dead conditional branch. Insert BARRIERs
3223 after any blocks with no successors, but which do not have
3226 2001-07-06 Zack Weinberg <zackw@stanford.edu>
3228 * varray.c (varray_check_failed): Use internal_error.
3230 2001-07-05 Andrew Haley <aph@redhat.com>
3232 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
3233 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
3234 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
3236 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
3238 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
3239 reference if the target constant is also a SYMBOL_REF.
3241 2001-07-05 Eric Christopher <echristo@redhat.com>
3243 * config/mips/mips.h (MASK_MIPS3900): Remove.
3244 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
3245 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
3246 (TARGET_MIPS3900): Change to use mips_arch.
3247 (TARGET_MIPS4000): New.
3248 (TARGET_MIPS4100): New.
3249 (TARGET_MIPS4300): New.
3250 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
3251 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
3253 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
3254 (ISA_HAS_BRANCHLIKELY): To here.
3255 (CC1_CPU_SPEC): New.
3256 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
3257 (mips_arch_string): Declare.
3258 (mips_arch): Declare.
3259 (TARGET_OPTIONS): Add -march and -mtune.
3261 * config/mips/mips.c (mips_arch_string): New.
3263 (override_options): Handle -march for codegen and -mtune
3264 for scheduling. Use mips_arch. Move tx39 target default here.
3265 (mips_parse_cpu): Move error message to override_options.
3267 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
3269 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
3271 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
3272 (MIPS Options): Ditto. Change mcpu entry to historical text.
3274 2001-07-05 H.J. Lu (hjl@gnu.org)
3276 * config/mips/mips.c (mips_parse_cpu): New function to parse
3279 2001-07-05 Jim Wilson <wilson@redhat.com>
3281 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
3282 * config/ia64/t-ia64: Likewise.
3283 (LIB1ASMFUNCS): Update comment.
3285 2001-07-05 David Edelsohn <edelsohn@gnu.org>
3287 * doc/install.texi (Install GCC: Binaries): Fix typo.
3289 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3291 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
3292 reference using the stack pointer, adjust it since we push Y
3294 ("*ashrsi3"): Likewise.
3295 ("*lshrsi3"): Likewise.
3297 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3299 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
3300 when -fomit-frame-pointer is used.
3302 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
3304 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
3305 (try_redirect_by_replacing_jump): Reverse updating properly the
3306 count and frequency information. Reverse removing cc0 setter.
3307 (forwarder_block_p): Reverse fixing for fallthru blocks.
3309 2001-07-05 DJ Delorie <dj@redhat.com>
3311 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
3312 (translate_options): If the above is defined, use it to map
3313 given options to new options.
3314 * doc/tm.texi: Document it.
3316 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
3317 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3319 * doc/invoke.texi (Optimize Options): Document that -fgcse may
3320 cause programs using computed gotos to run more slowly.
3322 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3324 * doc/install.texi (Specific): Markup, spelling and typo fixes.
3326 Consistently require binutils 2.11.2, not prereleases.
3327 (Specific, decstation-*): Canonicalize as mips-dec-*.
3328 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
3330 (Specific, m68k-altos): Removed reference to README.altos, deleted.
3331 (Specific, mips-*): Reword MIPS C compiler requirements.
3332 (Specific, powerpc*-*-*): New, mention --with-cpu once.
3333 (Specific, sunv5): Removed, obsolete.
3335 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
3337 * dwarf2out.c (output_loc_list): Use an all ones mask for
3338 .text asm output and don't rely on long long
3339 literals. Reformat some long lines.
3341 2001-07-05 Andreas Jaeger <aj@suse.de>
3343 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
3346 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3348 * dwarf2out.c (dwarf2out_define): Update comment.
3349 (dwarf2out_undef): Ditto.
3350 (dwarf2out_start_source_file): Ditto.
3351 (dwarf2out_end_source_file): Ditto.
3352 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
3353 since we never call the start/end debug hook for the primary file.
3355 2001-07-04 Kazu Hirata <kazu@hxi.com>
3357 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
3360 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3362 * cppinit.c (remove_dup_dirs): Inform if a system include
3363 directory is being reordered.
3364 * doc/invoke.texi (Directory Options): GCC warns if you hide a
3366 * doc/cpp.texi (Search Paths): Likewise.
3367 * doc/gcc.texi (Interoperation): Remove information about
3370 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
3372 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
3373 (VARRAY_TOP_CHAR_PTR): Likewise.
3375 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3377 * gcc.c (process_command): Don't assign elements of a const char*.
3379 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3381 * emit-rtl.c (change_address): Don't abort if invalid address while
3382 reload is in progress.
3384 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3386 * c-lex.c (cb_file_change): Pass line number to
3387 debug_start_source_file.
3388 (cb_undefine): Pass correct line number to debug_undef.
3390 * toplev.c (debug_start_source_file): Add line number to
3391 parameters. Pass it along to dwarf2out_start_source_file.
3392 (decode_g_option): Stop resetting debug level back to normal when
3393 we change debug formats, unless the current level is
3394 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
3397 * toplev.h (debug_start_source_file): Add line number to
3400 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
3403 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
3405 Output debug_macinfo data for starting file if requested.
3406 (dwarf2out_end_source_file): Output debug_macinfo data for ending
3408 (dwarf2out_define): Output debug_macinfo data for defining a macro
3410 (dwarf2out_undef): Output debug_macinfo data for undefining a
3412 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
3413 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
3414 (macinfo_section_label): New. DWARF2 macro info section label.
3415 (dwarf2out_init): If we want macro info, output the start label
3417 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
3418 attribute to the compilation unit die pointing to the macro info.
3420 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
3422 * dwarf2out.c (new_loc_list): Move to inside #ifdef
3423 DWARF2_DEBUGGING_INFO.
3424 (add_loc_descr_to_loc_list): Ditto.
3425 (output_loc_list): Ditto.
3426 Also, fix thinko in curr not being initialized.
3427 (gen_internal_sym): Ditto.
3429 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3431 * emit-rtl.c (replace_equiv_address): New function.
3432 * expr.h (replace_equiv_address): New declaration.
3433 * explow.c (validize_mem): Call it instead of change_address and
3434 also call if -fforce-addr and address is constant.
3435 * expr.c: Replace more calls to change_address with adjust_address
3436 and/or replace_equiv_address or to validize_mem.
3437 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
3438 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
3439 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
3440 * config/i370/i370.md, config/i860/i860.md: Likewise.
3441 * config/i960/i960.md, config/mips/mips.c: Likewise.
3442 * config/mips/mips.md, config/pa/pa.md: Likewise.
3443 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
3444 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
3446 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3448 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
3450 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
3453 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
3455 * doc/include: New directory.
3456 * doc/fdl.texi: Move to doc/include/fdl.texi.
3457 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
3458 * doc/include/funding.texi, doc/include/gpl.texi: New files.
3459 * doc/gcc.texi: Use funding.texi and gpl.texi.
3460 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
3461 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
3462 Update dependencies and use -I $(docdir)/include.
3464 2001-07-04 Anthony Green <green@redhat.com>
3466 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
3468 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3470 * doc/install.texi (sparc64-*-*): Remove garbage.
3472 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
3474 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
3475 Fix typo in last change to use adjust_address.
3477 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3479 * doc/install.texi (Specific): Update information for *-*-solaris*.
3481 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3483 * explow.c (plus_constant_wide): Reinitialize Y for restart.
3485 2001-07-03 Stan Shebs <shebs@apple.com>
3487 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
3488 case for flag_no_mach_text_sections.
3489 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
3490 * config/darwin.c (flag_no_mach_text_sections): Remove.
3491 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
3493 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3495 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
3496 and avoid checking for constant as first operand.
3497 * recog.c (find_constant_term_loc): No longer static.
3498 (adj_offettable_operand): Delete.
3499 * rtl.h (adj_offsettable_operand): Delete declaration.
3500 (find_constant_term): Add declaration.
3501 * caller-save.c: Replace calls to adj_offsettable_operand with calls
3503 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
3504 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
3505 * config/i386/i386.c, config/i386/i386.md: Likewise.
3506 * config/i860/i860.c, config/i960/i960.c: Likewise.
3507 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
3508 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
3509 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
3510 * config/mips/mips.c, config/mips/mips.md: Likewise.
3511 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
3512 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
3513 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
3514 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
3515 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
3516 * config/ns32k/ns32k.md: Likewise.
3518 2001-07-03 Zack Weinberg <zackw@stanford.edu>
3520 * rtl.c (copy_rtx): Handle 'T' format letter.
3521 * gensupport.c (collect_insn_data): Likewise.
3522 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
3524 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
3526 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
3527 -B option. Use 'dir' not 'foo' as example directory name.
3529 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3531 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3532 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
3534 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
3536 * doc/cppinternals.texi: Improve formatting and logical markup.
3538 2001-07-03 Andreas Jaeger <aj@suse.de>
3540 * Makefile.in (insn-recog.o): Add dependency on reload.h.
3542 * genrecog.c (write_header): Include reload.h for prototypes in
3545 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
3548 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
3549 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
3550 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
3551 i386_pe_valid_type_attribute_p): Add.
3552 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
3553 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
3555 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3557 * explow.c (plus_constant_wide, case LO_SUM): New case.
3558 (plus_constant_for_output_wide): Delete.
3559 * rtl.h (plus_constant_for_output): Delete.
3560 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
3561 instead of plus_constant_for_output.
3562 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
3563 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
3564 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
3565 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
3566 * config/sparc/sparc.md: Likewise.
3567 Convert some change_address calls to adjust_address.
3569 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
3571 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
3572 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
3573 documentation of -std and -Wwrite-strings.
3575 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
3577 * cse.c (canon_hash): Don't register registers in very small
3578 register classes, as extending their lifetime might cause
3581 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3583 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3585 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3586 (try_redirect_by_replacing_jump): Update properly the count
3587 and frequency information.
3589 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
3591 * toplev.c (dump_file_index): Move SSA dumps just after first
3593 (dump_file): Corresponding changes.
3594 (rest_of_compilation): Move SSA path to just after the first
3596 * doc/gcc.texi (Passes): Update due to movement of SSA path.
3597 * doc/invoke.texi: Update dump file #s as they were completely
3598 out of date with reality.
3600 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
3602 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
3604 * expr.c (emit_move_insn_1): Deal with non-default
3607 * expr.c (emit_single_push_insn): Fix warning.
3609 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3611 * expr.c (emit_move_insn_1): Avoid modifying
3612 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
3614 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3616 * emit-rtl.c (adjust_address): New function.
3617 * expr.h (adjust_address): Add declaration.
3618 * builtins.c: Replace some calls to change_address with calls to it
3620 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
3621 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
3622 * config/arm/arm.c, config/convex/convex.c: Likewise.
3623 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
3624 * config/i386/i386.c, config/i386/i386.md: Likewise.
3625 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
3626 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
3627 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
3628 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
3629 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
3631 2001-07-02 Jim Wilson <wilson@redhat.com>
3633 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
3635 2001-07-02 Steve Ellcey <sje@cup.hp.com>
3637 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
3638 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
3640 2001-07-02 Zack Weinberg <zackw@stanford.edu>
3642 * cppinit.c (lang_defaults): New table.
3643 (set_lang): Just read from lang_defaults into the live options
3646 2001-07-02 Zack Weinberg <zackw@stanford.edu>
3648 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
3649 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
3650 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
3652 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3654 * doc/install.texi: Various spelling and markup fixes.
3655 (Installing GCC): Component specific installation instructions are
3658 Warn about removing old install dir in the presence of shared libs.
3659 (Configuration): Invoke with options target to match configure
3661 Consistently refer to gas, gld pathnames.
3662 Invert --enable-multilib documentation.
3663 Remove references to old compiler versions.
3665 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3667 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
3669 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3671 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
3673 (Specific, mips*-sgi-irix5): Note IDO download.
3674 Reworded MIPS C hints.
3675 Use GNU as instead of GAS.
3677 Removed SGI Freeware reference, IRIX 6 only.
3678 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
3679 Note N64 library requirement/workaround.
3681 Complete list of structure passing bug victims.
3683 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3685 * doc/install.texi: Remove CVS Id.
3687 2001-07-02 Andreas Jaeger <aj@suse.de>
3689 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
3690 (find_inherently_necessary): Remove unused variable.
3692 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
3694 * c-common.h (TDI_inlined): New ast dump phase.
3695 (dump_flag_name): New function.
3696 * c-dump.c (dump_files): Add inlined phase.
3697 (dump_flag_name): Define.
3698 * doc/invoke.texi (-fdump-ast-inlined): Document.
3700 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3702 * stor-layout.c (layout_decl): Revert change to handling of alignment
3705 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3707 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
3710 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
3712 * doc/tm.texi (FUNCTION_ARG): Document that the last call
3715 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
3717 * tlink.c (recompile_files): Remove COMPILER_PATH and
3718 LIBRARY_PATH from the environment.
3720 2001-07-01 Zack Weinberg <zackw@stanford.edu>
3722 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
3723 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
3725 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
3727 * c-parse.in (OBJC_STRING): Kill.
3728 (objc_string): Decompose to [objc_string] '@' STRING.
3729 (reswords): Take the leading '@' off all the Objective C keywords.
3730 (objc_rid_sans_at): Kill.
3731 (init_reswords): Don't initialize it.
3732 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
3733 (_yylex): Kill reconsider label. Look ahead one token after
3734 an '@'; if we get an identifier, check whether it's an
3735 Objective C @-keyword. If so, return the keyword. Otherwise,
3736 put back the token and return the '@' as a terminal.
3738 * cpplib.c (lex_macro_node): Remove unnecessary check for
3739 leading '@' on identifier. Clarify control flow and commentary.
3741 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3743 * cse.c (new_label_ref): Variable deleted.
3744 (insert): Remove set of new_label_ref.
3745 (check_for_label_ref): New function.
3746 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
3748 See ChangeLog.5 for earlier changes.