1 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
5 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7 * simplify-rtx.c (simplify_subreg): Allow volatile memory
8 to be subregged in case we don't have move instruction.
10 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
12 * loop.c: Include predict.h
13 (strength_reduce): Drop branch prediction note in case
14 number of iterations is known.
15 * predict.def (PRED_LOOP_ITERATIONS): new.
16 * Makefile.in (loop.o): Add dependancy on predict.h
18 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
22 * c-typeck.c (c_start_case): Likewise.
24 2001-06-12 Mark Mitchell <mark@codesourcery.com>
26 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
27 in a structure at a variable address.
29 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
31 * doc/gcov.texi: Use more logical markup.
33 2001-06-11 Mark Mitchell <mark@codesourcery.com>
35 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
36 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
37 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
40 2001-06-11 Stan Shebs <shebs@apple.com>
42 * darwin.h (ASM_FILE_END): Remove decl of language_string.
44 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
46 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
47 as an early clobber to make sure it is not used by reload in
50 2001-06-11 Mark Mitchell <mark@codesourcery.com>
52 * doc/c-tree.texi: Update information about flag_honor_std.
53 * doc/install.texi: Note that binutils is required on HPUX 11.
54 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
57 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
60 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
62 * doc/md.texi: Use TeX dashes and quotes.
64 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
66 * doc/rtl.texi: Reference manual chapter about trees.
68 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
70 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
71 (WINT_TYPE): Override.
72 (WINT_TYPE_SIZE): Likewise.
73 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
75 * config/sparc/sol2.h (WINT_TYPE): Define.
76 (WINT_TYPE_SIZE): Likewise.
78 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
79 (WINT_TYPE): Override.
80 (WINT_TYPE_SIZE): Likewise.
81 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
82 (CPP_ARCH64_SPEC): Likewise.
84 2001-06-11 Richard Henderson <rth@redhat.com>
86 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
89 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
90 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
92 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
94 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
96 2001-06-11 Stan Shebs <shebs@apple.com>
98 * darwin.c (darwin_encode_section_info): Rewrite to simplify
99 and fix coding mistakes.
101 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
103 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
104 return string from m32r_output_block_move.
105 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
107 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
109 (ROUND_ADVANCE): Remove signed/unsigned conflict.
110 * config/m32r/m32r.c: Declare prototypes for static functions.
111 (move_src_operand): Replace INT32_P with UINT32_P.
112 (function_arg_partial_nregs): Fixed signed/unsigned conflict
113 in initialisation of 'size'.
114 (m32r_sched_reord): Remove redundant declarations of 'code'.
115 (m32r_output_block_move): Change to a void function.
116 (m32r_encode_section_info): Cast return of
117 TREE_STRING_POINTER to avoid compile time warning.
119 2001-06-11 Richard Henderson <rth@redhat.com>
121 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
122 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
123 (struct machine_function): Add gp_save_rtx.
124 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
125 (alpha_gp_save_rtx): New.
126 * config/alpha/alpha-protos.h: Declare it.
127 * config/alpha/alpha.md (exception_receiver): Make an expander.
128 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
130 2001-06-11 Richard Henderson <rth@redhat.com>
132 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
134 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
136 * configure.in: Align --help messages.
137 Remove trailing full stops.
138 Consistently use lower case.
139 Fix DWARF 2 spelling.
140 * configure: Rebuilt.
142 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
144 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
145 variants for .cpp/.cp/.c++ files.
146 Move definition of __LANGUAGE_C_PLUS_PLUS ...
147 (CPLUSPLUS_CPP_SPEC): ... here.
149 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
151 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
153 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
155 * c-decl.c (store_parm_decls): When comparing types in an
156 old-style function declaration with those from a previous
157 prototype, compare the unqualified versions of parameter types.
160 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
162 * doc/objc.texi: Use more logical markup. Use TeX dashes.
164 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
166 * doc/c-tree.texi: Use more logical markup.
168 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
170 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
172 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
174 * loop.c (scan_loop): Do not combine asm statements.
176 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
178 * simplify-rtx.c (simplify_subreg): Fix offset calculation
179 for complex values within a CONCAT.
181 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
183 * doc/install.texi: Update details of what components are included
184 in the GCC distribution. Update default directory for g++
185 includes. Update documentation relating to old libio. Adjust
186 documentation on DejaGnu environment variables. Remove
187 documentation of --enable-cpplib.
189 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
191 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
194 2001-06-10 Richard Henderson <rth@redhat.com>
196 * ifcvt.c (life_data_ok): New.
197 (merge_if_block): Use it to determine whether to update
199 (if_convert): Set it.
201 2001-06-10 Richard Henderson <rth@redhat.com>
203 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
205 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
207 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
208 (SH Options): Document -mieee.
209 * doc/install.texi (Final install): Remove obsolete information
210 about installing cross compilers.
211 * doc/gcc.1: Rebuilt.
213 2001-06-10 Richard Henderson <rth@redhat.com>
215 * config/alpha/alpha.c (override_options): Set align_loops,
216 align_jumps, and align_functions.
217 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
218 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
220 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
222 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
223 are one and two words in size.
225 2001-06-10 Richard Henderson <rth@redhat.com>
227 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
228 (Code Generation Options): Document -fnon-call-exceptions.
230 2001-06-10 Mark Kettenis <kettenis@gnu.org>
232 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
234 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
236 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
238 2001-06-10 Mark Mitchell <mark@codesourcery.com>
239 Gabriel Dos Reis <gdr@codesourcery.com>
241 * Makefile.in (c-parse.o): Depend on diagnostic.h
242 (dwarf2out.o): Likewise.
244 * dwarf2out.c: #include diagnostic.h
246 * toplev.h (warningcount, errorcount, sorrycount): Remove
249 * toplev.c (warningcount, errorcount, sorrycount): Remove
252 * diagnostic.h (struct output_buffer): Reorder fields.
253 (diagnostic_kind_count): New macro.
254 (errorcount, warningcount, sorrycount): Define as macros.
255 (diagnostic_report_warnings_p): New macro.
256 (output_state): Add diagnostic_count field.
258 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
259 Remove tentative declaration.
260 (count_error): Use diagnostic_report_warnings_p.
262 * c-parse.in: #include diagnostic.h
264 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
266 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
267 prefer a memory for operand 1.
268 ("*addsi3"): Fix constraints, the '!' was too strong.
269 ("*addsi3_split"): Accept soft register and split accordingly.
271 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
273 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
274 Move definition in the RTX_CODE section.
276 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
278 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
279 address as relative to the argument pointer.
281 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
283 * predict.def (PRED_OPCODE): Place before call and error_return.
285 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
287 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
288 * predict.c (estimate_probability): Calculate dominance
289 information; improve detection of NORETURN heuristics;
290 add call/error_return heuiristics; tweak comparison heuristics
293 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
295 * doc/invoke.texi (C Dialect Options): Document -aux-info.
296 (Debugging Options): Document -print-multi-directory and
298 * doc/gcc.1: Rebuilt.
300 * toplev.c (independent_decode_option): Require `=' between
301 `-aux-info' and filename in the same argument.
302 * gcc.c: Don't pass -aux-info=filename twice.
304 2001-06-09 Mark Mitchell <mark@codesourcery.com>
306 * expr.c (expand_expr, case ARRAY_REF): Do not replace
307 an array element with the known initializing value if it has
310 * toplev.c (rest_of_compilation): Remove dead code before
313 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
315 * cppinit.c (print_help): Document -fpreprocessed.
316 * invoke.texi: Similarly.
318 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
320 * predict.def: New file.
321 * predict.h: New file.
322 * predict.c: Include predict.h.
323 (predictor_info): New structure and array.
324 (predict_edge, predict_insn): Rewrite; make global.
325 (predict_edge_def, predict_insn_def): New global functions.
326 (dump_prediction, combine_predictions_for_insns): New
328 (estimate_probability): Change calls to predict_edge
329 to predict_edge_def and calls to predict_insn to predict_insn_def;
330 combine probabilities.
331 (expected_value_to_br_prob): Behave as predictor.
332 * rtl.h (REG_BR_PRED): Update coment.
333 (invert_br_probabilities): New.
334 * jump.c: Include predict.h
335 (duplicate_loop_exit_test): Drop branch prediction notes.
336 (invert_jump): Use invert_br_probabilities.
337 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
338 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
339 * combine.c (distribute_notes): Handle BR_PRED.
341 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
343 * predict.c (predict_insn, predict_edge): New static functions.
344 (estimate_probability): Revamp to use new functions;
345 fix loop header heruistics; add loop exist heruistics
347 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
349 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
351 2001-06-09 Peter Jakubek <pjak@snafu.de>
353 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
355 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
357 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
358 for integer operations that don't update C bit.
360 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
362 * gthr-posix.h (__gthread_objc_init_thread_system): If
363 pthread_key_create fails, it's not clear what the return value is.
364 This obvious fix makes sure it always returns -1 if a problem
367 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
369 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
370 more index entries. Use more logical markup where appropriate.
371 Use TeX quotes and dashes.
373 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
375 * unwind-pe.h: Conditionally qualify references to abort with
378 2001-06-09 Julian Foad <julian_foad@hotmail.com>
380 * doc/invoke.texi: Remove superfluous text.
382 2001-06-08 Richard Henderson <rth@redhat.com>
384 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
385 (LIB_SPEC): Mirror config/linux.h version.
387 2001-06-08 Richard Henderson <rth@redhat.com>
389 * except.c (get_exception_pointer, get_exception_filter): Take a
390 struct function. Update all callers.
391 * except.h (get_exception_pointer): Update declaration.
392 * expr.c (expand_expr): Update get_exception_pointer call.
393 * integrate.c (expand_inline_function): Remap the exception pointer
394 from callee to caller.
396 2001-06-08 Mark Mitchell <mark@codesourcery.com>
398 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
399 accurately reflect its cv-qualification.
400 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
401 cv-qualifiers on function types.
403 2001-06-08 Mark Mitchell <mark@codesourcery.com>
405 * basic-block.h: Improve comments.
406 * except.c (expand_eh_region_end_allowed): Remove redundant call
407 to do_pending_stack_adjust.
408 * flow.c (life_analysis): Fix typo in comment.
409 (calculate_global_regs_live): Add documentation.
410 (mark_set_1): Likewise.
411 (debug_regset): Likewise.
412 * doc/rtl.texi (cond_exec): Document it.
414 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
416 * i386.h (CONST_COSTS): set cost of constants representable in
417 immediate fields to 0.
419 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
421 * function.c (diddle_return_value): Kill code to determine
422 return value before expand_function_end.
423 (expand_function_end): Delay call to clobber_return_register
424 after fucntion return value is computed.
426 Re-install temporary reverted patch:
427 * toplev.c (rest_of_compilation): Call split_all_insns
428 before reg-stack and shorten-branches. Do shorten-branches
430 * final.c (shorten_branches): Remove insn splitting code.
432 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
434 * doc/gcc.texi, doc/invoke.texi: Add index of command line
435 options. Use @opindex to index them rather than other indexing
436 commands. Use @var{...} instead of <...>. Avoid spaces in names
437 inside @var. Don't use @kindex to index escape sequences in
440 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
442 * stmt.c (current_nesting_level): New fn.
443 * tree.h: Declare it.
444 * c-semantics.c (genrtl_compound_stmt): Use it.
446 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
448 2001-06-08 Jakub Jelinek <jakub@redhat.com>
450 * jump.c (mark_modified_reg): Allow jump threading if condition
451 codes are represented by a hard register.
453 2001-06-08 Jakub Jelinek <jakub@redhat.com>
455 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
456 for complex floats passed to unprototyped functions.
458 2001-06-08 Mark Mitchell <mark@codesourcery.com>
460 * except.c (expand_eh_region_end_allowed): Call
461 do_pending_stack_adjust as necessary.
463 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
465 * function.c (clobber_return_register): Clobber the pseudo return
468 * sibcall.c (skip_unreturned_value): New function.
469 (call_ends_block_p): Use it.
471 * recog.c (split_insn): Break out from ...
472 (split_all_insns): ... here; do not use basic block information
475 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
477 * simplify-rtx.c (simplify_subreg): Fix verification of
480 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
482 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
483 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
484 Move definition of _LANGUAGE_C_PLUS_PLUS ...
485 (CPLUSPLUS_CPP_SPEC): ... here.
486 Fixes PRs c++/3047, target/441.
488 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
490 * doc/install.texi2html (MAKEINFO): Keep value if set already.
492 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
494 * doc/gcc.texi: Add trailing slash to URL.
496 2001-06-07 Stan Shebs <shebs@apple.com>
498 * config/darwin.h (ENCODE_SECTION_INFO): Define.
499 (REDO_SECTION_INFO_P): Ditto.
500 (STRIP_NAME_ENCODING): Ditto.
501 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
502 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
503 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
504 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
505 * config/darwin.c: No longer include c-tree.h.
506 (machopic_classify_ident): Rewrite to use symbol encoding.
507 (lookup_name_darwin): Remove.
508 (machopic_non_lazy_ptr_name): Handle encoded symbols.
509 (machopic_stub_name): Use STRIP_NAME_ENCODING.
510 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
511 (machopic_finish): Ditto, remove test of decl.
512 (update_non_lazy_ptrs): New function.
513 (darwin_encode_section_info): New function.
514 * config/darwin-protos.h: Declare it.
515 * config/rs6000/rs6000.c (machopic_output_stub): Use
518 2001-06-07 Mark Mitchell <mark@codesourcery.com>
520 * tree.h (DECL_SOURCE_FILE): Improve documentation.
521 (DECL_SOURCE_LINE): Likewise.
523 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
525 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
528 2001-06-07 Phil Edwards <pme@sources.redhat.com>
530 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
531 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
533 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
535 * doc/contrib.texi: Add copyright notice.
537 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
539 * doc/md.texi: Use four digit years in copyright notice.
541 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
543 * config.gcc: For $target_alias of athlon-*, set
544 target_cpu_default2=5.
546 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
548 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
549 end of last block if last real insn is a JUMP_INSN.
551 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
555 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
557 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
558 pthread_t to objc_thread_t.
559 (__gthread_objc_thread_id): Likewise.
561 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
563 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
564 (ASM_OLDAS_SPEC): Likewise.
566 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
567 (CPP_SUBTARGET_SPEC): Use it.
568 (ASM_OLDAS_SPEC): Define.
570 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
572 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
574 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
577 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
579 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
580 Document use of N_(...), and show it in examples. Note that
581 documentation should be added to invoke.texi. Avoid an overfull
584 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
586 * toplev.c (rest_of_compilation): Revert previous patch.
587 * final.c (shorten_branches): Likewise.
589 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
591 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
594 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
596 * doc/install-old.texi: Remove more obsolete documentation.
598 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
600 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
602 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
604 * toplev.c (rest_of_compilation): Call split_all_insns
605 before reg-stack and shorten-branches. Do shorten-branches
607 * final.c (shorten_branches): Remove insn splitting code.
609 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
611 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
612 * configure: Rebuilt.
614 2001-06-07 Andreas Jaeger <aj@suse.de>
616 * emit-rtl.c (operand_subword): Remove unused variable.
618 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
620 * i386.md (floatdi?f): Avoid usinf of SSE instructions
621 if TARGET_64BIT is false.
622 (floatdi?f_i386_only): New insn.
623 (floatdi?f_i386): Disable for !TARGET_64BIT.
625 * (min?f, max?f splitters): Handle case where
626 operands are cross-matched.
628 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
629 (MMX_REGISTER_NAMES): Kill.
630 (PRINT_OPERAND): Fix comment.
631 (PRINT_REG): Likewise.
632 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
633 (print_operand): Update comment; kill 'm'.
635 * i386.c (x86_branch_hints): New global variable
636 (print_operand): Support outputting of branch prediction hints.
637 * i386.md (conditional jump patterns): Add branch prediction hints
639 * i386.h (x86_branch_hints): Declare
640 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
641 (PRINT_OPERAND_FUNCT_VALID_P): New.
642 * final.c (final_forward_branch_p): New function.
644 2001-06-06 Richard Henderson <rth@redhat.com>
646 * flow.c (mark_used_reg): Clean up looping over multiple hard
647 registers. Do conditional life bits across multiple hard regs.
649 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
651 * reload1.c (reload): Revert Schmidt's change so all USEs are not
652 deleted during reload.
654 2001-06-05 Mark Mitchell <mark@codesourcery.com>
656 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
657 functions here, instead of ...
658 * c-decl.c (c_expand_body): ... here.
660 2001-06-05 David O'Brien <obrien@FreeBSD.org>
662 * config.gcc, config/sparc/bsd.h: Do not directly include
663 sparc/sparc.h. Instead do it via tm_file.
665 2001-06-05 Richard Henderson <rth@redhat.com>
667 * dwarf2.h (DW_EH_PE_aligned): New.
668 * dwarf2asm.c (eh_data_format_name): Name it.
669 (dw2_asm_output_encoded_addr_rtx): Align for it.
670 * dwarf2out.c (output_call_frame_info): Handle it for personality
671 routine and LSDA pointers.
673 * unwind-pe.h (DW_EH_PE_aligned): New.
674 (base_of_encoded_value): Handle it.
675 (read_encoded_value_with_base): Likewise.
676 * unwind-dw2-fde.c (base_from_object): Likewise.
677 (get_cie_encoding): Likewise.
679 * config/alpha/elf.h: Remove ecoff commentary.
680 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
682 2001-06-05 David O'Brien <obrien@FreeBSD.org>
684 * config.gcc, config/i386/bsd386.h: Do not directly include
685 i386/386bsd.h. Instead do it via tm_file.
687 2001-06-05 David O'Brien <obrien@FreeBSD.org>
689 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
692 2001-06-05 Pascal Obry <obry@act-europe.fr>
694 * configure.in: Quote $enable_win32_registry in case the value has
698 2001-06-05 Mark Mitchell <mark@codesourcery.com>
700 * print-rtl.c (xspaces): Remove.
701 (print_rtx): Use printf field-width, rather than xpsaces, to
703 * toplev.c (main): Disable sibling-call optimization if we are
706 2001-06-05 Bernd Schmidt <bernds@redhat.com>
708 * reload1.c (reload): Delete all USEs generated during reload.
710 2001-06-05 scott snyder <snyder@fnal.gov>
712 * gccbug.in: Fix typo.
714 2001-06-05 Andreas Jaeger <aj@suse.de>
716 * builtins.def: Fix definition of __builtin_cosf, it uses float as
717 parameter and return value.
719 2001-06-04 Anthony Green <green@redhat.com>
721 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
722 machine. This is now done in sparc.h.
724 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
726 Correct CVS resurrection of invoke.texi.
727 * doc/invoke.texi: Document new tree dump flags.
729 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
731 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
732 for casting an aggregate to its own type. Fixes PR c/2735.
734 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
736 * doc/texinfo.tex: Update to version 2001-05-24.08.
738 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
740 * c-common.h (flag_dump_translation_unit): Remove.
741 (enum tree_dump_index): Define.
742 (TDF_ADDRESS, TDF_SLIM): New #defines.
743 (dump_node_to_file): Remove.
744 (dump_node): Make extern. Add flags.
745 (dump_flag, dump_enabled_p, dump_begin, dump_end,
746 dump_switch_p): Prototype.
747 * c-common.c (flag_dump_translation_unit): Remove.
748 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
749 logic. Use dump_switch_p.
750 * c-dump.h (struct dump_info): Add node and user fields.
751 (dump_pointer): Declare.
752 * c-dump.c (dump_node): Make extern. Add flags.
753 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
754 (dump_new_line, dump_maybe_newline): Use them.
755 (dump_pointer): New function.
756 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
757 chain or function's body. Dump address, if TDF_ADDRESS set.
759 (dump_node_to_file): Remove.
760 (struct dump_file_info): New struct.
761 (dump_files): New array.
762 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
763 * c-lang.c (finish_file): Adjust dumping.
764 * toplev.h (dump_base_name): Make extern.
765 * invoke.texi: Document new flags.
767 2001-06-04 Mark Mitchell <mark@codesourcery.com>
769 * c-tree.h (lang_decl): Add pending_sizes fields.
770 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
772 (c_expand_body): Expand them.
773 (lang_mark_tree): Mark lang_decl:pending_sizes.
774 * function.c (expand_pending_sizes): New function, broken out
776 (expand_function_start): ... here.
777 * tree.h (expand_pending_sizes): Declare it.
779 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
781 * doc/install.texi: Update FreeBSD information. Generalize
782 and update information for alpha-based platforms using ELF.
784 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
786 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
787 (store_parm_decls): Likewise.
788 * c-typeck.c (convert_arguments): Likewise.
790 2001-06-04 Richard Henderson <rth@redhat.com>
792 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
793 optimization if current_function_calls_setjmp.
795 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
797 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
800 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
802 * simplify-rtx.c (simplify_subreg): Fix combining of
805 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
808 (no_labels_between_p): Short circuit case beg==end.
810 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
812 * rtlanal.c (operand_preference): Fix preference for objects.
814 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
816 * gcse.c (handle_avail_expr): Be prepared to handle single_set
819 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
821 * combine.c (if_then_else_cond): Use simplify_subreg instead
823 * integreate.c (sub_constants): Likewise.
825 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
827 * emit-rtl.c (constant_subword): Deprecate; remove most of code
828 and use simplify_gen_subreg.
830 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
832 * sibcall.c (skip_copy_to_return_value): recognize the situation
833 when the called function's return value is copied into an
834 intermediate pseudo, and then into the calling functions return
837 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
839 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
840 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
841 in case register wasn't OK previously, accept it now; allow
842 subregs of frame pointer if reload completed and frame pointer
845 * combine.c (sombine_simplify_rtx): Fix comment;
846 use subreg_lowpart_offset instead of subreg_lowpart_p
847 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
848 * rtl.h (subreg_lowpart_parts_p): Kill.
849 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
850 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
851 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
852 (gen_lowpart_common): Likewise.
853 (subreg_lowpart_p): Likewise.
854 (subreg_lowpart_parts_p): Kill.
855 (subreg_lowpart_offset, subreg_highpart_offset): New function.
857 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
858 to simplify SUBREG and REG.
859 (gen_highpart): Use simplify_gen_subreg for all simplifications.
861 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
864 * rtlanal.c (replace_regs): Use simplify_gen_subreg
866 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
868 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
869 (ARRAY_RANGE_REF): Added description.
871 * tree.def (ARRAY_RANGE_REF): New code.
872 * alias.c (handled_component_p, can_address_p): Handle it.
873 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
874 * explow.c (set_mem_attributes): Likewise.
875 * expr.c (expand_assignment, get_inner_reference): Likewise.
876 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
877 * fold-const.c (operand_equal_p): Likewise.
878 * tree.c (staticp, stabilize_reference): Likewise.
879 * varasm.c (decode_addr_const): Likewise.
881 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
883 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
884 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
886 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
888 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
889 mark_constant_pool_use before output_addr_const.
890 (struct pool_node): New field wend.
891 (add_constant): Note a sequence of constants that are referenced
893 (pool_window_label, pool_window_last): New variables.
894 (dump_table): Emit a unspec_volatile representing the end of a
895 sequence of constants.
896 (mark_constant_pool_use): New function.
897 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
898 (consttable_2): Add the second operand which flags whether
899 this consttable entry was used or not.
900 (consttable_4, consttable_8, consttable_sf, consttable_df):
902 (consttable_window_end): New insn.
904 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
906 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
907 Reformat according to coding standards.
910 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
911 (shl_and_kind): Cast wide constant.
912 (gen_far_branch): Define as static, as in declaration.
913 (barrier_align): Compute cache-line length as unsigned. Add
914 parentheses in initial credit computation.
915 (rounded_frame_size): Add parentheses.
916 (permanent_obstack): Remove declaration. Include ggc.h for
917 declaration of ggc_add_root_rtx().
918 (get_free_reg): Removed declaration of unused variable reg.
919 (legitimize_pic_address): Mark mode argument as unused.
921 2001-06-03 Igor Shevlyakov <igor@windriver.com>
923 * config/sh/sh.c (output_branch): Support for insn with lenght
924 attr 12 & 16 which represents cond branches outside +-4096 range.
926 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
928 * config/sh/lib1funcs.asm (ic_invalidate): Align the
929 cache-mirroring sequence. Add nops.
931 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
933 * doc/install-old.texi: Remove more old installation
935 * doc/install.texi: Add relevant parts here.
937 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
939 * doc/install.texi2html: New script.
941 2001-06-03 David Edelsohn <edelsohn@gnu.org>
943 * doc/install.texi: Update AIX information again.
945 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
947 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
948 installation documentation.
949 * doc/install.texi: Move it to here.
951 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
953 * doc/install.texi: Clean up Texinfo markup.
955 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
957 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
958 to just after title page.
960 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
962 * doc/install-old.texi: Remove documentation of some configuration
964 * doc/install.texi: Add relevant parts of this documentation here.
966 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
968 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
969 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
971 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
973 * i386.md (all uses of ext_register_operand): Make sure they are
974 VOIDmode; replace all uses outside zero_extend.
975 (and?i splitters): Use ext_register_operands.
976 (test?i peep2): Remove ignored constraints.
977 * i386.c (ext_register_operand): Check that operand is
978 eighter pseudo or hard or 'Q' register.
980 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
982 * tree.h (struct record_layout_info_s): New field unpadded_align.
983 (set_lang_adjust_rli): New declaration.
984 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
985 it would have if not packed, do not downgrade DECL_ALIGN.
986 (lang_adjust_rli, set_lang_adjust_rli): New.
987 (start_record_layout): Initialize new field unpadded_align.
988 (debug_rli): Display it.
989 (place_union_field, place_field): Set it.
990 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
992 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
993 mean that; use proper names instead.
994 Print DECL_NO_STATIC_CHAIN.
996 * except.c (expand_builtin_frob_return_addr): Add missing call
997 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
998 (expand_builtin_eh_return): Likewise.
999 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1001 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1003 * doc/invoke.texi: Remove references to papers about sequence points
1004 to readings.html, refer to that page.
1006 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1008 * README: Update references to installation instructions.
1010 2001-06-01 Laurent Guerby <guerby@acm.org>
1011 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1013 * doc/install.texi: Define srcdir when sources come from CVS.
1014 Significantly improve markup. Wrap overly long lines
1016 2001-06-01 DJ Delorie <dj@redhat.com>
1018 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1019 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1020 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1021 gcov.1: Move to doc subdirectory.
1022 * install.texi: Move to doc/install-old.texi.
1023 * gcc.texi: Move to doc, refer to install-old.texi.
1024 * Makefile.in: Reflect move of docs to doc/.
1025 * f/Make-lang.in: Ditto.
1026 * java/Make-lang.in: Ditto.
1027 * doc/.cvsignore: New.
1029 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1031 * invoke.texi: use two spaces between command options, eliminate
1032 some 'overfull hboxes'
1034 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1036 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1037 (DRIVER_DEFINES): Ditto.
1039 2001-05-31 Richard Henderson <rth@redhat.com>
1041 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1042 also link against libgcc.a.
1044 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1046 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1047 * config/mips/mips.c (mips_output_ascii): New function.
1048 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1050 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1052 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1054 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1055 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1057 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1059 * install.texi (Configuration): Add html links for --with-gnu-as &
1060 --with-gnu-ld and refer to them from hppa & SCO triplets.
1061 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1062 (Specific): Reword AVR binutils recommendation.
1064 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1066 * ggc-page.c (size_lookup): Increase minimum allocation size
1068 (ggc_print_statistics): Report size of each bin in bytes, not
1069 as its order; there is no longer a direct relationship.
1071 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1073 * extend.texi: Fix formating of examples, eliminate some
1075 * gcc.texi: Eliminate some 'overfull hboxes'.
1076 * invoke.texi: Use two spaces between command options, eliminate
1077 some 'overfull hboxes'.
1079 2001-05-30 Richard Henderson <rth@redhat.com>
1081 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1083 2001-05-30 Tom Tromey <tromey@redhat.com>
1085 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1086 use it in the new association.
1088 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1089 John David Anglin <dave@hiauly1.hia.nrc.ca>
1091 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1092 to target type to allow ISO C++ compiler to accept it.
1093 * gthr-dce.h (__gthread_active_ptr): Likewise.
1094 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1096 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1098 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1099 so that we do accept comments in preprocessed input.
1101 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1103 * cpphash.c (alloc_node): Cast allocated pointer.
1105 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1107 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1109 2001-05-29 Stan Shebs <shebs@apple.com>
1111 * gcc.texi: Add links for information about Objective-C.
1113 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1115 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1116 /bin/sed fails on [^\"]).
1117 (configargs.h): Likewise.
1119 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1121 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1123 2001-05-28 Stan Shebs <shebs@apple.com>
1125 * objc/objc.gperf: Remove, no longer used.
1127 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1129 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1130 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1131 Remove trailing whitespace.
1133 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1135 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1136 became http://freeware.sgi.com/.
1138 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1140 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1143 2001-05-27 Stan Shebs <shebs@apple.com>
1145 * objc/objc-act.c: Add/fix various comments.
1146 (init_selector): Remove, no longer used.
1147 (build_msg_pool_reference): Ditto.
1148 (objc_debug): Ditto.
1150 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1152 * c-decl.c (init_decl_processing):
1153 Don't call start_identifier_warnings.
1154 * flags.h (warn_id_clash, id_clash_len): Remove.
1155 * stringpool.c: Don't include flags.h.
1156 (scan_for_clashes, do_identifier_warnings,
1157 start_identifier_warnings): Remove.
1158 * toplev.c (warn_id_clash, id_clash_len): Remove.
1159 (display_help): Don't document -Wid-clash.
1160 (decode_W_option): Print warning on -Wid-clash.
1161 * tree.h (start_identifier_warnings): Remove.
1162 * invoke.texi: Remove documentation of -Wid-clash.
1164 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1166 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1168 2001-05-27 Bruce Korb <bkorb@gnu.org>
1170 * fixinc/check.tpl(HACK) add and use a Scheme variable
1171 (has no test text): error out if no "test_text" is defined
1172 * fixinc/fixincl.tpl: likewise
1173 (FIXIDX): make it an enumeration so we minimize diffs
1174 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1175 * fixinc/fixincl.x: regenerate
1176 * fixinc/tests/base/stdio.h: test output got moved due to
1178 * README-fixinc: rewrite (mostly)
1180 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1182 * cpplib.c (run_directive): Set pfile->directive.
1184 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1186 * c-tree.texi: Reformat the manual as a single chapter now
1187 included by gcc.texi.
1188 * gcc.texi: Include c-tree.texi. Merge all indexes.
1189 * Makefile.in (dvi): Add generation for the cppinternals
1190 documentation. Added dependencies on fdl.texi and c-tree.texi
1191 where appropriate. Use TEXI2DVI instead of custom tex calls.
1192 (info): Added dependencies on fdl.texi and c-tree.texi where
1193 appropriate. Remove the target c-tree.info.
1195 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1197 * combine.c (try_combine): Fix typo in comment.
1198 * expr.c (expand_expr): Likewise.
1199 * config/i370/i370.md (untyped_call): Likewise.
1201 2001-05-26 Bruce Korb <bkorb@gnu.org>
1203 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1204 when fixincl is operating in test mode
1205 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1206 (AAB_ultrix_limits): remove redundant text
1207 (AAB_ultrix_memory): ditto
1208 (AAB_ultrix_string): ditto
1209 (djgpp_wchar_h): fix the test text
1210 (irix_stdio_va_list): add test text
1211 (irix_limits_const): add a testing output file (limits.h is overwritten)
1212 (strict_ansi_not_ctd): put limits.h second in list for same reason
1213 (solaris27_mutex_init): test text needed selection text, too
1215 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1216 when fixincl is operating in test mode
1218 2001-05-26 Philip Blundell <philb@gnu.org>
1220 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1221 * config/i960/i960-protos.h: Likewise.
1222 * config/i370/i370-protos.h: Likewise.
1223 * config/h8300/h8300-protos.h: Likewise,
1224 * config/sh/sh-protos.h: Likewise.
1225 * config/v850/v850-protos.h: Likewise.
1227 2001-05-26 Philip Blundell <philb@gnu.org>
1229 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1231 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1233 * toplev.c (debug_args, f_options, W_options): Mark
1234 descriptions for translation.
1235 (display_help): Translate descriptions on output.
1237 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1238 objc/lang-options.h: Mark descriptions for translation.
1240 * aclocal.m4: Quote final argument of patsubst. Use
1241 3-argument form of AC_DEFINE. Restore quotes to [] while
1243 * configure.in: Remove unnecessary changequote calls.
1244 * configure, config.in: Regenerate.
1246 2001-05-25 Sam TH <sam@uchicago.edu>
1248 * basic-block.h: Fix header include guards.
1249 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1250 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1251 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1252 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1253 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1254 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1255 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1256 varray.h version.h: Likewise.
1257 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1258 config/arm/arm.h config/c4x/c4x-protos.h
1259 config/h8300/h8300-protos.h config/h8300/h8300.h
1260 config/i370/i370-protos.h config/i370/i370.h
1261 config/i960/i960-protos.h config/mcore/mcore.h
1262 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1263 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1264 * fixinc/fixlib.h fixinc/server.h: Likewise.
1266 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1268 * config/arc/initfini.c (.init): Fix typo.
1270 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1272 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1274 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1276 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1278 2001-05-25 Richard Henderson <rth@redhat.com>
1280 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1282 2001-05-25 Richard Henderson <rth@redhat.com>
1284 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1285 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1286 (sparc*-*-solaris2): Likewise.
1287 * config/t-linux: Remove shared libgcc macros.
1288 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1289 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1291 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1293 * config.gcc (*-*-freebsd*): Report bad configuration.
1295 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1297 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1299 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1301 (ASM_OUTPUT_LABELREF): Delete.
1303 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1305 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1306 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1307 * fixinc/fixincl.x: Regenerate.
1308 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1309 (FIX_TEST_TABLE): Declare it.
1310 * fixinc/fixlib.h: Include config.h.
1312 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1314 * fixinc/inclhack.def (alpha___assert): Change char * args to
1315 const char * on Tru64 UNIX to avoid excessive warnings from
1317 * fixinc/fixincl.x: Regenerate.
1319 2001-05-25 Geoff Keating <geoffk@redhat.com>
1321 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1322 outputting a tag only for variable-size records.
1324 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1326 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1327 instead of rtx_equal_p for early clobber test.
1329 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1331 * builtins.def: Encode additional information, such as names and
1333 * builtin-types.def: New file.
1334 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1335 (built_in_decls): Likewise. Don't explicitly initialize global
1337 (expand_builtin_mathfn): Handle float and long double variants of
1339 (expand_builtin): Likewise.
1340 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1341 (expand_tree_builtin): Handle long, long long, float, and long
1342 double variants of math functions.
1343 * c-common.h (c_tree_index): Remove some unused nodes.
1344 (void_ftype): Remove.
1345 (void_type_ptr): Likewise.
1346 (int_ftype_int): Likewise.
1347 (ptr_ftype_sizetype): Likewise.
1348 * c-decl.c (init_decl_processing): Remove creation of DWARF
1350 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1351 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1352 * Makefile.in (c-common.o): Depend on builtin-types.def.
1354 2001-05-25 Dale Johannesen <dalej@apple.com>
1356 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1358 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1360 * c-parse.in (notype_initdcl): Remove redundant line.
1362 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1364 * aclocal.m4: Fixed typo.
1365 (gcc_AC_HEADER_STDBOOL): Define.
1366 (gcc_AC_C__BOOL): Define.
1367 * configure.in: Use them.
1368 (AC_CHECK_HEADERS): Remove stdbool.h
1369 * configure, config.in: Regenerate.
1371 2001-05-25 Richard Henderson <rth@redhat.com>
1373 * function.c (expand_function_start): Don't abort on PARALLEL
1374 returns from hard_function_value.
1376 2001-05-25 Richard Henderson <rth@redhat.com>
1378 * config/i386/i386.md: Revert previous change. Do not apply
1379 the peephole if the components do not die after the sequence.
1381 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1383 * c-parse.in (array_declarator): New. Handle C99 constructs.
1384 Don't restrict [*] declarators to C only.
1385 (after_type_declarator, parm_declarator_starttypename,
1386 parm_declarator_nostarttypename, notype_declarator,
1387 direct_absdcl1): Use it.
1388 * c-decl.c (build_array_declarator, set_array_declarator_type):
1389 New functions. Warn that [*] isn't properly implemented; pedwarn
1390 for [*] outside C99 mode if pedantic rather than giving a hard
1392 (grokdeclarator): Handle static and type qualifiers in parameter
1394 * c-tree.h (build_array_declarator, set_array_declarator_type):
1396 * extend.texi (Attribute Syntax): Document attributes in parameter
1399 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1401 * config/i386/i386.md: Make sure cmpstr peepholes do not
1402 affect liveness information.
1404 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1406 * c-typeck.c (digest_init): Issue error messages about
1407 invalid constants, not warnings.
1409 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1411 * invoke.texi (-fno-builtin): Document that this is always on
1414 2001-05-24 Philip Blundell <philb@gnu.org>
1416 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1419 2001-05-24 Philip Blundell <philb@gnu.org>
1421 * config/arm/arm.c (output_return_instruction): Correctly handle
1422 interworking and interrupt functions.
1424 2001-05-24 Philip Blundell <philb@gnu.org>
1426 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1427 -m{no-}sched-prolog. Fix typos and improve formatting.
1429 2001-05-24 Philip Blundell <philb@gnu.org>
1431 * invoke.texi (ARM Options): Improve wording slightly. Add
1432 documentation for more options, including those for Thumb mode.
1433 Don't mention options that don't exist or are unimplemented.
1434 (Thumb Options): Delete; merged into above section.
1436 2001-05-24 Geoff Keating <geoffk@redhat.com>
1438 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1439 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1441 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1443 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1444 fix hard register simplification.
1446 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1448 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1449 of just copying CPP_CPU_SPEC.
1451 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1453 * i386.c (incdec_operand): Accept only 1 and -1.
1455 2001-05-23 Kelley Cook <kelley.cook@home.com>
1457 * Makefile.in: Move many of the *_H definitions eariler in the
1458 file, so that rules in t-* files that use them for
1459 dependencies will work in a parallel build.
1460 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1462 2001-05-23 Richard Henderson <rth@redhat.com>
1464 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1466 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1468 * cpp.texi: Update for handling of charconsts.
1469 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1470 diagnostics. Skip to the end if the UCS is too short.
1471 (cpp_interpret_charconst): Long charconsts issue a warning
1474 2001-05-23 Richard Henderson <rth@redhat.com>
1476 * doc/install.texi (alpha-linux): Require binutils 2.11.
1478 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1480 * c-lex.c (read_escape, read_ucs): Delete.
1481 (lex_string): Use cpp_parse_escape.
1482 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1483 if not C++ or not C99. Warn if traditional.
1484 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1485 unsigned. Warn for out-of-range escape sequences here.
1486 Update to use maybe_read_ucs.
1487 (cpp_interpret_charconst): Don't warn here.
1488 * cpplib.h (cpp_parse_escape): New exported function.
1490 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1492 * extend.texi (Attribute Syntax): Clarify application of
1493 attributes to parameters declared as functions or arrays.
1495 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1497 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1499 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1501 * diagnostic.c (vnotice): Kill.
1502 (fnotice): Call vfprintf directly.
1503 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1504 verbatim, set_diagnostic_context): Rename string argument to
1505 indicate that it is run through gettext.
1506 (vbuild_message_string, build_message_string, output_do_printf):
1507 Rename string argument to indicate that it is NOT run through
1509 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1510 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1511 Run msgid argument through gettext.
1512 (default_print_error_function): Run constant strings through
1513 gettext when nothing else will.
1514 (fatal_error, internal_error, error_recursion): Use fnotice.
1515 Present complete sentences to gettext.
1517 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1519 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1521 2001-05-23 Richard Henderson <rth@redhat.com>
1523 * function.c (expand_function_start): Always use a pseudo
1524 for the function result value.
1526 2001-05-22 Richard Henderson <rth@redhat.com>
1528 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1529 section pointer alignment.
1531 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1533 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1534 of __USER_LABEL_PREFIX__.
1536 2001-05-22 Richard Henderson <rth@redhat.com>
1538 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1539 (__deregister_frame_info_bases): New.
1540 * unwind-dw2-fde.h: Declare it.
1541 * libgcc-std.ver: Export it.
1542 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1543 called __register_frame_info_bases.
1545 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1547 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1548 instead of #elif (which is OK for this case but not in general).
1550 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1552 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1553 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1554 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1555 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1556 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1558 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1559 David O'Brien <obrien@freebsd.org>
1561 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1562 configure-time options and target version of FreeBSD. Set-up
1563 to match architectural change in threading support. Correctly
1564 report when -pthread option is not supported by configure-time
1566 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1567 and extend to encode target version number in run-time setting
1568 of __FreeBSD__ macro to match the system compiler.
1569 (CPP_PREDEFINES): Likewise.
1570 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1572 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1573 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1575 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1576 David O'Brien <obrien@freebsd.org>
1578 * config.gcc (the unlabeled system switch statement): Add
1579 generic configuration section to handle *-*-freebsd*. Also,
1580 to match the system compiler, default to threading support (it
1581 may be disabled with the standard --disable-threads
1582 configuration-time switch).
1583 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1584 (alpha*-*-freebsd* in machine-specific section): Likewise.
1586 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1587 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1588 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1589 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1590 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1592 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1593 David O'Brien <obrien@freebsd.org>
1595 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1596 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1597 -pthread instead setting macro.
1599 2001-05-22 Richard Henderson <rth@redhat.com>
1601 * crtstuff.c (__register_frame_info_bases): Declare.
1602 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1603 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1605 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1606 (CRT_GET_RFIB_DATA): New.
1607 * config/i386/sysv4.h: Likewise.
1608 * config/i386/sco5.h: Likewise.
1609 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1611 2001-05-22 Richard Henderson <rth@redhat.com>
1613 * rtl.c (read_string): Break out from ...
1614 (read_rtx): ... here.
1616 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1618 * doc/install.texi (Specific): Remove a bogus and duplicate part
1619 copied from the end of the document.
1621 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1623 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1625 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1627 * install.texi: Remove obsolete information on SunOS as well as
1628 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1629 (Installing GNU CC on the Sun): Remove section.
1631 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1633 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1634 keep errno unchanged on success.
1636 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1638 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1639 once for hexadecimal floats, whether or not they contain a decimal
1640 point. Don't let the setting of pedantic otherwise affect the
1641 parsing of hexadecimal floats.
1643 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1645 * README.ACORN: Remove obsolete file.
1647 2001-05-22 Jan Hubicka <jh@suse.cz>
1649 * combine.c (gen_binary): Use swap_commutative_operands_p
1650 (simplify_comparison): Likewise.
1651 * expmed.c (emit_store_flag): Likewise.
1652 * expr.c (compare_from_rtx): Likewise.
1653 (do_compare_rtx_and_jump): Likewise.
1654 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1655 if not emitting a branch and operands want swapping.
1657 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1659 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1660 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1661 (maybe_get_identifier): Update.
1662 * tree.h (make_identifier): Delete.
1664 2001-05-21 Richard Henderson <rth@redhat.com>
1666 * combine.c (subst): Do not substitute for a register as
1667 a destination subreg/strict_low_part/zero_extract.
1669 * combine.c (simplify_comparison): Update op1 after constant
1671 * recog.c (const_int_operand): Accept only constants valid
1673 * genrecog.c: Update comments wrt const_int_operand.
1675 * emit-rtl.c (init_emit_once): Zero unused memory in a
1678 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1680 * tree.h (type_num_arguments): Declare it.
1681 * tree.c (type_num_arguments): New function.
1683 2001-05-21 Richard Henderson <rth@redhat.com>
1685 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1688 2001-05-21 Geoff Keating <geoffk@redhat.com>
1690 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1692 (minsf3): Use rs6000_emit_minmax.
1693 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1695 (movsfcc): Use rs6000_emit_cmove.
1696 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1697 Don't generate emit_fselsfsf4.
1698 (fseldfsf4): Likewise.
1699 (maxdf3): Use rs6000_emit_minmax.
1701 (mindf3): Use rs6000_emit_minmax.
1702 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1704 (movdfcc): Use rs6000_emit_cmove.
1705 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1706 Don't generate emit_fselsfsf4.
1707 (fselsfdf4): Likewise.
1708 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1709 (min_max_operator): New predicate.
1710 (rs6000_emit_cmove): New function.
1711 (rs6000_emit_minmax): New function.
1712 * config/rs6000/rs6000-protos.h: Prototype new functions.
1713 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1714 and min_max_operator.
1716 * config/rs6000/rs6000.c (output_cbranch): Handle all
1717 conditional types in the switch statement.
1719 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1721 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1722 non-register variables.
1723 * extend.texi: Document that asm-specifications do not make sense
1724 for non-static local variables.
1726 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1728 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1729 (dbxout_type_fields): Lose minimal_debug support.
1730 (dbxout_type_methods, dbxout_type): Likewise.
1732 2001-05-17 Andrew Haley <aph@redhat.com>
1734 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1736 2001-05-21 Richard Henderson <rth@redhat.com>
1738 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1741 2001-05-20 Richard Henderson <rth@redhat.com>
1743 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1744 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1745 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1746 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1747 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1749 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1750 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1751 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1752 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1753 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1754 DEBUG_PUBNAMES_SECTION): Rename as above.
1755 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1757 2001-05-20 Richard Henderson <rth@redhat.com>
1759 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1760 operands unless the operation is commutative.
1762 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1764 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1767 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1769 * extend.texi: Clarify documentation of extensions included in ISO
1770 C99. Prefer C99 terminology and syntax to old GNU terminology and
1771 syntax. Add more index entries. Document mixed declarations and
1772 code as an extension in C89 mode. Warn about future changes to
1773 semantics of inline functions. Fixes PR other/930.
1775 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1777 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1778 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1779 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1780 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1782 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1784 2001-05-20 Richard Henderson <rth@redhat.com>
1786 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1787 to be output before a branch.
1789 2001-05-20 Richard Henderson <rth@redhat.com>
1791 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1793 2001-05-20 Richard Henderson <rth@redhat.com>
1795 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1796 (ASM_DOUBLE): Remove.
1797 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1798 * config/i386/sun386.h: Likewise.
1800 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1801 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1803 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1804 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1805 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1806 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1808 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1809 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1810 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1811 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1812 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1813 * config/i386/win32.h: Likewise.
1815 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1817 * invoke.texi: Add more options to summary list.
1819 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1821 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1822 used. Fixes PR c/2291.
1823 * gcc.1: Regenerate.
1825 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1827 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1828 the -fpic and -fPIC options, clear flag_pic.
1830 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1832 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1833 * stringpool.c (make_identifier): No statistics here anymore.
1834 * objc-act.c (steup_string_decl): Remove redundant check.
1836 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1838 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1839 cpplib.o, cpphash.o, fix-header): Update.
1840 (hashtable.o): New target.
1841 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1842 struct c_common_identifier here.
1843 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1844 * c-lex.c (c_lex): Update.
1845 * c-pragma.h: Update.
1846 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1848 (C_RID_CODE): Delete.
1849 * cpphash.c: Rewrite to use hashtable.c.
1850 * cpphash.h: Update include guards.
1851 (struct cpp_reader): Remove hashtab.
1852 hash_ob and buffer_ob are no longer pointers. Add hash_table
1854 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1855 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1856 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1857 * cppinit.c (cpp_create_reader): Update.
1858 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1859 (cpp_interpret_charconst): Eliminate warning.
1860 * cpplib.c (do_pragma, do_endif, push_conditional,
1861 cpp_push_buffer, cpp_pop_buffer): Update.
1862 (_cpp_init_stacks): Rename cpp_init_directives.
1863 (_cpp_cleanup_stacks): Remove.
1864 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1865 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1866 cpp_forall_identifiers, cpp_create_reader): Update.
1867 (C_RID_CODE, cpp_make_node): New.
1868 (c_common_identifier): New identifier node for C front ends.
1869 * cppmain.c (main): Update.
1870 * fix-header.c (read_scan_file): Update.
1871 * flags.h (id_clash_len): Make unsigned.
1872 * ggc.h (ggc_mark_nonnull_tree): New.
1875 * stringpool.c: Update comments and copyright. Update to use
1877 * toplev.c (approx_sqrt): Move to hashtable.c.
1878 (id_clash_len): Make unsigned.
1879 * toplev.h (ident_hash): New.
1880 * tree.c (gcc_obstack_init): Move to hashtable.c.
1881 * tree.h: Include hashtable.h.
1882 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1883 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1884 (struct tree_identifier): Update.
1885 (make_identifier): New.
1887 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1888 (C_RID_CODE): Remove.
1889 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1890 (init_parse): Don't do it here.
1892 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1894 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1896 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1898 (expand_eh_return): Convert between word_mode and Pmode.
1899 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1901 (execute_stack_op): Likewise.
1902 (execute_cfa_program): Likewise.
1903 (uw_frame_state_for): Likewise.
1904 (uw_update_context_1): Likewise.
1905 * unwind.inc (_Unwind_Reason_Code): Likewise.
1906 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1907 (EH_RETURN_STACKADJ_RTX): Likewise.
1908 * config/mips/mips.c (compute_frame_size): Make space for saving
1909 EH return registers.
1910 (mips_expand_epilogue): Handle EH stack adjustments.
1911 * config/mips/mips.md (eh_return): New pattern.
1912 (eh_set_lr_si): Likewise.
1913 (eh_set_lr_di): Likewise.
1914 Add splitter to perform EH return after reload.
1916 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1918 * jump.c (mark_jump_label): Tidy previous change.
1920 2001-05-19 Bruce Korb <bkorb@gnu.org>
1922 * fixinc/genfixes: no need for two warnings
1923 * fixinc/Makefile.in: open stdin for those building with a closed one.
1925 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1927 * jump.c (jump_optimize_1): Tidy.
1928 (mark_jump_label): When changing the label in a LABEL_REF, change
1929 update any REG_EQUAL notes as well.
1931 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1933 * c-parse.in (parm_declarator): Split into
1934 parm_declarator_starttypename and parm_declarator_nostarttypename.
1935 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1936 New. Allow parenthesised sub-declarators which don't begin with a
1937 TYPENAME. Fixes PR c/166.
1939 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1941 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1943 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1945 * toplev.c (main): If the target does not allow profiling without
1946 a frame pointer, issue an error message.
1947 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1950 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1952 * recog.c (general_operand): Modify last change to allow it if reload
1955 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1957 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1958 subregs containing mem.
1960 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1962 * regrename.c (regrename_optimize): frame pointer register can
1965 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1967 * README.DWARF: Move into dwarfout.c.
1969 2001-05-18 Dale Johannesen <dalej@apple.com>
1971 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1972 specific misuse of r0 as a reload address.
1974 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1976 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1979 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1981 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1982 (add_to_sequence): Make that decision type.
1983 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1984 (write_switch, write_cond, debug_decision_2): Likewise.
1986 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1988 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1991 2001-05-18 Stan Shebs <shebs@apple.com>
1993 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1994 * configure: Regenerate.
1996 2001-05-18 Per Bothner <per@bothner.com>
1998 Changes needed for java/jvspec.c
1999 * gcc.h (n_infiles, outfiles): Add declarations.
2000 * gcc.c (n_infiles, outfiles): Mske no longer static.
2002 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2004 * config/pa/som.h (EXCEPTION_SECTION): Define.
2006 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2008 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2010 Add have_location_lists, a variable to determine whether we need a
2011 .debug_loc section or not.
2012 (enum dw_val_class): Add dw_val_class_loc_list.
2013 (dw_val_struct): Add val_loc_list.
2014 (dw_loc_list_struct): New structure, represents location lists.
2015 (new_loc_list): New function, return a new location list, given
2016 the range and location expression.
2017 (add_loc_descr_to_loc_list): New function, add a location
2018 expression to a location list, given the expression and range.
2019 (output_loc_list): New function, output a location list.
2020 (gen_internal_sym): Modified to take symbol prefix, so we can
2021 reuse it for location list symbols.
2022 (add_AT_loc_list): New function, add a location list to a DIE at
2023 the named attribute.
2024 (AT_loc_list): New function, return the location list reference
2025 for a given attribute, if it's a location list.
2026 (print_die): Handle dw_val_class_loc_list.
2027 (size_of_die): Ditto.
2028 (value_format): Ditto.
2029 (output_die): Ditto.
2030 (output_location_lists): New function, output all of the location
2031 lists for a DIE and it's children.
2032 (dwarf2out_finish): Call output_location_lists if we have location
2036 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2038 * gcse.c (try_replace_reg): First try global replace, later try to
2039 simplify the expression.
2041 * gcse.c (find_used_regs): Change calling convention; work via
2043 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2045 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2048 2001-02-09 Nick Clifton <nickc@redhat.com>
2049 * config/arm/arm.md: Change output constraint on post inc
2050 load/store multiple patterns to be a read/write constraint.
2052 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2054 * basic-block.h (struct basic_block_def): Add documentation about
2055 what a basic block is, and what the various fields are used for.
2056 * flow.c (calculate_globlal_regs_live): Add documentation about
2057 how the algorithm works, and how we know that it will terminate.
2058 Check that the the inductive assumption that guarantees
2059 termination actually holds.
2060 (mark_used_regs): Treat conditionally set registers as used.
2061 (debug_regset): Add comment.
2062 * rtl.texi (cond_exec): Add documentation.
2064 * function.c (expand_function_start): Avoid creating BLKmode
2067 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2069 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2070 DIE, even if it has no children.
2071 (dwarf2out_finish): Always output the line-number table, even if
2074 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2076 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2078 2001-05-17 Bruce Korb <bkorb@gnu.org>
2080 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2081 * fixinc/genfixes: emit a warning if AutoGen is out of date
2083 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2084 Bruce Korb <bkorb@gnu.org>
2086 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2087 found in fixinc directory. Facilitates binary distributions.
2089 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2091 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2094 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2096 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2098 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2100 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2101 (simplify_subreg): Handle complex types represented as CONCAT.
2103 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2104 * rtl.h (swap_commutative_operands_p): Declare.
2105 * rtlanal.c (swap_commutative_operands_p): New.
2106 (operand_preference): New static function.
2108 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2109 (gen_binary): Likewise.
2110 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2111 * simplify-rtx.c (simplify_gen_binary,
2112 simplify_gen_relational): Likewise.
2114 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2116 * cse.c (fold_rtx): Use simplify_subreg.
2118 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2119 (simplify_gen_subreg): New.
2120 (simplify_rtx): Use simplify_subreg.
2121 * rtl.h (simplify_gen_subreg): Declare.
2123 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2125 * doc/install.texi: Update Solaris information.
2127 * except.h (protect_cleanup_actions): Remove it.
2128 (lang_protect_cleanup_actions): Declare it.
2129 * except.c (protect_cleanup_actions): Remove it.
2130 (lang_protect_cleanup_actions): New variable.
2131 (init_eh): Don't make protect_cleanup_actions a GC root.
2132 (expand_eh_region_and_cleanup): Call
2133 lang_protect_cleanup_actions.
2134 (output_function_exception_table): Remove unused `align'
2136 * varasm.c (assemble_external): Abort if we have not yet
2137 opened the assembly output file.
2139 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2141 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2142 for eh_personality_libfunc.
2144 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2146 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2147 when calling simplify_subreg. This is needed to allow replacing
2148 of expression of one mode by expression of different mode.
2150 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2152 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2154 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2156 * expr.c (protect_from_queue): Protect against subsequent calls to
2158 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2161 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2163 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2165 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2167 * gccbug.in (CATEGORIES): Add "bootstrap".
2169 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2171 * simplify-rtx.c (simplify_subreg): Break out from ...
2172 * combine.c (combine_splify_rtx) ... here and ...
2173 * recog.c (validate_replace_rtx_1): ... here;
2174 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2175 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2176 (subreg_lowpart_p): ... here.
2178 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2180 * stmt.c (expand_asm_operands): For inout operands, make sure
2181 the substitution of '=' for '+' makes it into the rtl.
2183 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2184 (reload_as_needed): Call update_eliminable_offsets a bit later.
2186 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2188 * gcc.texi (gccbug): Refer to the web pages for detailed information
2191 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2193 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2195 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2196 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2197 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2198 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2199 * cross-make: Don't set LIBGCC1.
2200 * mklibgcc.in: Delete all code for building from libgcc1.c.
2201 Always honor LIB1ASMFUNCS if set.
2203 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2204 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2205 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2206 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2207 config/i386/uwin.asm, config/m68hc11/larith.asm,
2208 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2209 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2210 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2211 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2212 Delete or update references to libgcc1 in commentary.
2214 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2215 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2216 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2217 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2218 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2219 config/arm/t-semi, config/arm/t-strongarm-coff,
2220 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2221 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2222 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2223 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2224 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2225 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2226 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2227 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2228 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2229 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2230 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2231 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2232 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2233 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2234 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2235 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2236 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2237 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2238 config/mips/t-ultrix, config/mn10200/t-mn10200,
2239 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2240 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2241 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2242 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2243 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2244 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2245 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2246 config/sparc/t-sparclite, config/sparc/t-splet,
2247 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2248 config/sparc/t-vxsparc64, config/v850/t-v850:
2249 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2251 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2252 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2253 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2254 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2255 nongcc_SI_type, nongcc_word_type, or perform_*
2256 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2258 * config/i386/386bsd.h, config/i386/beos-elf.h,
2259 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2260 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2261 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2262 Don't include i386/perform.h.
2264 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2265 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2266 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2267 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2268 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2269 config/vax/t-openbsd, config/vax/t-vax: Delete.
2271 * config.gcc: Remove references to deleted files.
2272 (arm-semi-aof): Use arm/t-semi for tmake_file.
2274 * gcc.texi, install.texi, invoke.texi, tm.texi:
2275 Delete or rewrite text which is no longer relevant now that
2276 libgcc1 no longer exists.
2278 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2279 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2281 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2282 Bruce Korb <bkorb@gnu.org>
2284 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2287 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2289 * i386.md: Add two peepholes to clean up code generated by
2292 2001-05-16 Richard Henderson <rth@redhat.com>
2294 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2295 variants of non-absolute encodings.
2297 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2299 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2300 __register_frame_info_table_bases): Export.
2302 2001-05-16 Richard Henderson <rth@redhat.com>
2304 * except.c (eh_data_format_name): Move to ...
2305 * dwarf2asm.c: ... here. Use designated initializers if available.
2306 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2307 * dwarf2asm.h: Update declarations.
2308 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2309 ASM_PREFERRED_EH_DATA_FORMAT.
2310 (output_call_frame_info): Likewise. Use 'L' augmentation for
2313 * unwind-dw2-fde.h (struct fde_vector): New.
2314 (struct old_object): Rename from struct object.
2315 (struct object): New.
2316 (__register_frame_info_bases): Declare.
2317 (__register_frame_info_table_bases): Declare.
2318 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2319 * unwind-dw2-fde.c (objects): Remove.
2320 (unseen_objects, seen_objects): New.
2321 (__register_frame_info_bases): New.
2322 (__register_frame_info): Use it.
2323 (__register_frame_info_table_bases): New.
2324 (__register_frame_info_table): Use it.
2325 (__deregister_frame_info): Rewrite for changed object struct.
2326 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2327 (fde_unencoded_compare): Rename from fde_compare; uninline.
2328 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2329 (start_fde_sort): Adjust for new definition of fde_vector.
2330 (fde_insert): Likewise.
2331 (end_fde_sort): Likewise. Select comparison function based
2332 on properties of the object.
2333 (fde_split): Take object and fde_compare_t arguments.
2334 (frame_heapsort, fde_merge): Likewise.
2335 (classify_object_over_fdes): Rename from count_fdes. Handle
2336 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2338 (add_fdes): Handle encoded pointers.
2339 (init_object): Rename from frame_init. Update for new struct object.
2340 (linear_search_fdes): Rename from search_fdes. Handle encoded
2342 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2343 (binary_search_single_encoding_fdes): New.
2344 (binary_search_mixed_encoding_fdes): New.
2345 (search_object): New.
2346 (_Unwind_Find_FDE): Update for new struct object. Fill in
2348 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2349 iterating over EH data.
2350 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2351 fde_encoding, lsda_encoding.
2352 (read_uleb128, read_sleb128): Remove.
2353 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2354 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2355 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2357 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2359 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2361 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2362 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2363 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2364 cpp_spell_token, cpp_output_token): Similarly.
2365 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2366 do_pragma_poison, parse_assertion, do_assert): Similarly.
2367 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2368 save_parameter, _cpp_create_definition, check_trad_stringification,
2369 cpp_macro_definition): Similarly.
2370 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2371 * c-lex.c (cb_undef, c_lex): Similarly.
2372 * fix-header.c (recognized_function): Similarly.
2373 * cpplib.h (NODE_LEN, NODE_NAME): New.
2374 (cpp_hashnode): Rename length len.
2376 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2378 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2381 2001-05-16 Andreas Jaeger <aj@suse.de>
2383 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2385 * toplev.c: Include dwarf2asm.h for prototype of
2386 dw2_output_indirect_constants.
2388 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2390 * stmt.c (expand_asm_operands): Be able to offload addressof
2391 expression to memory. (PR optimization/185)
2393 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2395 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2396 applying distributive law.
2398 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2400 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2402 * gthr-dce.h (UNUSED): Attribute unused macro.
2403 (__gthread_key_dtor): Make arguments UNUSED.
2404 (__gthread_key_delete): Revise for compatibility with DRAFT4
2407 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2409 * doc/install.texi: Update AIX information.
2410 * README.RS6000: Remove obsolete file.
2412 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2413 Nathan Sidwell <nathan@codesourcery.com>
2415 * gcc.c (give_switch): Don't write before start of string.
2416 Always append suffix.
2418 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2420 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2423 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2425 * README.ALTOS: Remove obsolete file.
2427 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2429 * c-lex.h (save_and_forget_protocol_qualifiers,
2430 forget_protocol_qualifiers, remember_protocol_qualifiers):
2431 Remove deleted functions' prototypes.
2433 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2435 * c-parse.in (methodtype): New production.
2436 (methoddef, methodproto): Collapse separate '-' and '+'
2439 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2441 * c-common.h (RID_FIRST_PQ): New.
2442 * c-parse.in (objc_pq_context): New.
2443 (objc parser): Set objc_pq_context rather than calling
2444 remember_protocol_qualifiers and forget_protocol_qualifiers.
2445 Don't call save_and_forget_protocol_qualifiers.
2446 (yylexname): Handle objc protocol qualifiers here.
2447 * stringpool.c (struct str_header): Replace with sp_hashnode.
2448 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2449 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2450 Allocate an IDENTIFIER_NODE for each identifier.
2451 (FORALL_STRINGS, set_identifier): Delete.
2452 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2453 (ggc_alloc_string): Use an obstack.
2454 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2455 * tree.h: Update comments.
2456 (set_identifier): Delete.
2457 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2458 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2459 remember_protocol_qualifiers): Delete.
2461 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2463 * flow.c (life_analysis): After life analysis is complete, do
2464 an optional scan over insns looking for REG_LABEL notes that
2465 reference a deleted label.
2466 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2467 before peeking at LABEL_NUSES.
2469 2001-05-15 Richard Henderson <rth@redhat.com>
2471 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2472 (_Unwind_GetTextRelBase): New.
2474 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2476 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2478 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2480 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2481 so that CHOOSE_SECTION gets used.
2483 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2484 TARGET_RELOCATABLE like flag_pic for now.
2486 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2488 * rs6000.md (movdi splitter): Sign extend more efficiently.
2489 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2490 to "long long" valid on 32-bit and 64-bit hosts.
2491 (logical_operand): Cast trunc_int_for_mode return value.
2492 (rs6000_emit_move): Shift macro to encapsulate variable.
2493 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2494 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2495 plus_constant requires signed argument.
2497 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2499 * gthr-posix.h: Make additional pthread-* functions weak.
2501 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2503 * recog.c (apply_change_group): Avoid unneeded validating.
2505 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2507 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2508 (num_insns_constant): CONST_INT can be 64-bits.
2510 2001-05-14 Stan Shebs <shebs@apple.com>
2512 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2513 (LIBGCC_SPEC): Don't define.
2515 2001-05-14 Richard Henderson <rth@redhat.com>
2517 * configure.in (gcc_cv_as_eh_frame): New test.
2518 * config.in, configure: Rebuild.
2519 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2521 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2523 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2524 extended precision divide.
2526 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2528 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2529 for RETURNS as well.
2531 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2533 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2534 (CPP_CPU??_SIZE_TYPE): New.
2535 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2536 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2537 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2538 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2540 * i386.c (override_options): Add sorry about not suported modes.
2542 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2544 * config/pa/som.h (NM_FLAGS): Remove.
2545 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2546 (ASM_OUTPUT_SECTION_NAME): Remove.
2547 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2549 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2551 * regrename.c (regrename_optimize): Do not rename registers to
2554 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2556 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2557 contain MEMs. Remove useless distinction about clobbering
2560 2001-05-13 Geoff Keating <geoffk@redhat.com>
2562 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2563 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2564 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2565 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2566 (EXCEPTION_SECTION): Define.
2568 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2570 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2571 binary backward compat only.
2572 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2573 in LIB2FUNCS. Pass it to mklibgcc.
2574 * mklibgcc.in: Handle LIB2FUNCS_ST.
2576 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2578 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2580 * tm.texi (THREAD_MODEL_SPEC): Document it.
2581 * gcc.c (main): Use it.
2582 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2583 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2585 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2587 * rtl.h (SYMBOL_REF_WEAK): New macro.
2588 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2589 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2590 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2591 * gcc.texi: Remove wrong description.
2593 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2595 * Makefile.in (STAMP): New macro.
2596 Replace all uses of `touch' with $(STAMP).
2597 * fixinc/Makefile.in: Likewise.
2599 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2601 * configure.in: ldopen is never in -lexc, so don't test for it.
2602 Add test for exc_resume in -lexc for Ada.
2603 * configure: Regenerated.
2605 2001-05-12 Richard Henderson <rth@redhat.com>
2607 * dwarf2asm.c (size_of_encoded_value): New function.
2608 * dwarf2asm.h: Declare it.
2609 * except.c (output_function_exception_table): Align the TType
2610 array only as wide as the encoding.
2612 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2614 * extend.texi: Document #pragma GCC java_exceptions.
2616 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2618 * c-parse.in (bison parser, init_reswords): Remove uses of
2620 * c-tree.h (doing_objc_thang): Remove.
2622 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2624 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2625 about files not ending in newlines.
2627 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2629 * dwarfout.c (dwarfout_init): Add cast.
2630 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2631 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2633 * method.c (build_mangled_C99_name): Remove unused prototype.
2635 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2637 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2639 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2641 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2642 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2644 2001-05-11 Richard Henderson <rth@redhat.com>
2646 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2647 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2648 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2649 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2650 (dw2_output_indirect_constants): Prototype.
2651 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2652 current_function_func_begin_label if we'll need it for EH. Exit
2653 early for IA64_UNWIND_INFO.
2654 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2655 (eh_data_format_name): Update for indirect references.
2656 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2657 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2658 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2659 define HAVE_eh_return etc.
2660 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2661 (final_end_function): Don't call output_function_exception_table.
2662 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2663 (rest_of_compilation): Invoke output_function_exception_table
2664 for ia64 before assemble_end_function.
2665 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2666 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2668 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2669 * unwind.h: Declare them.
2670 * libgcc-std.ver: Export them.
2671 * unwind-pe.h: New file.
2673 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2675 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2677 (find_fde_for_dso): Extract DT_PLTGOT.
2678 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2679 the segment and gp as well.
2680 * config/ia64/frame-ia64.c: Remove file.
2681 * config/ia64/frame-ia64.h: Remove file.
2682 * config/ia64/unwind-ia64.c: New file.
2683 * config/ia64/unwind-ia64.h: New file.
2684 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2685 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2686 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2687 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2688 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2689 (IA64_UNWIND_INFO): Re-enable.
2690 (HANDLER_SECTION): Remove.
2691 (EH_RETURN_DATA_REGNO): New.
2692 * config/ia64/ia64.md (exception_receiver): Remove.
2693 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2694 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2696 2001-05-11 Richard Henderson <rth@redhat.com>
2698 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2699 calls and jumps to be bundled together.
2700 (ia64_reorg): Emit a break after a noreturn call that ends
2702 * config/ia64/ia64.md (break_f): New.
2704 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2706 * c-lex.c (lex_charconst): Convert into a simple wrapper
2707 around cpp_interpret_charconst, to which most of the code
2709 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2710 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2711 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2712 (lex): Use cpp_interpret_charconst.
2713 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2714 hex_digit_value): New functions.
2715 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2716 * cpplib.h (cpp_interpret_charconst): New prototype.
2717 * Makefile.in: Update.
2719 2001-05-12 Dean Wakerley <dean@wakerley.com>
2721 * doc/install.texi: New file. Converted to texinfo from the HTML
2722 documentation in wwwdocs/htdocs/install.
2724 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2726 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2727 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2729 * toplev.c (compile_file): Move comment for opening output
2730 file to just before the code that opens the output file.
2732 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2734 * regmove.c (regmove_optimize): Suppress the optimization for
2735 unchanging destination register. Add comment above function.
2737 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2739 * Makefile.in: Exterminate all references to assert.h.
2740 * cross-make: Likewise.
2742 * configure.in: Correct commentary.
2743 * configure: Regenerate.
2745 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2748 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2749 config/t-netbsd, config/t-rtems, config/x-linux,
2750 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2751 No need to override INSTALL_ASSERT_H.
2753 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2754 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2755 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2757 2001-05-11 Graham Stott <grahams@redhat.com>
2759 * combine.c (simplify_comparison): Fix typo.
2761 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2763 * loop.h (struct movables): Remove `num'.
2764 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2765 Adjust call to strength_reduce.
2766 (num_unmoved_movables): New function.
2767 (move_movables): Don't set movables->num.
2768 (strength_reduce): Compute the number of instructions in the loop
2769 here, rather than in the caller.
2770 (check_dbra_loop): Always clear reversible_mem_store if there
2771 are any memory sets.
2772 (loop_regs_scan): Don't count instructions here.
2773 (count_insn_in_loop): New function.
2775 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2777 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2779 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2781 * c-common.c (finish_label_expr): New function, lifted from
2782 from cp/semantics.c.
2783 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2784 * c-parse.in: Move 3 blocks of parser code into new functions.
2785 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2786 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2787 (lookup_label): Remove.
2789 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2791 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2792 FLOAT_BIT_ORDER_MISMATCH.
2794 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2796 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2797 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2799 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2801 * expr.c (emit_group_load): extract_bit_field requires a REG or
2804 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2806 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2807 a computed jump into an unconditional jump.
2808 In second hunk of code for collapsing computed and conditional jumps
2809 into unconditional jumps, reemit the jump in additional cases.
2811 * jump.c (jump_optimize_1): Do not wrap the new jump target
2812 inside a LABEL_REF; gen_jump will do that automatically.
2814 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2816 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2817 contents for a SYMBOL_REF in case of floating point constants.
2819 2001-05-10 DJ Delorie <dj@redhat.com>
2821 * c-common.c (combine_strings): Widen strings in a
2822 host-endian-independent way.
2824 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2826 * c-parse.in: Remove many shift/reduce conflicts. Update
2828 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2829 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2830 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2831 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2832 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2833 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2834 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2835 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2836 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2837 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2838 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2839 typespec_reserved_nonattr, typespec_reserved_attr,
2840 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2841 structsp_nonattr, components_notype, component_notype_declarator,
2842 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2843 firstparm, setspecs_fp): New
2844 (typed_declspecs, reserved_declspecs, typed_typespecs,
2845 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2846 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2847 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2848 type_quals): Remove. Users updated.
2849 (initdecls, notype_initdecls, after_type_declarator,
2850 parm_declarator, notype_declarator, absdcl1, components, ivars):
2851 Don't allow attributes at the start of a declarator; include them
2852 in the production containing the declarator instead. Always
2853 require type specifiers before trying to redeclare a typedef name.
2854 (typename): Allow for attributes but warn that they are ignored.
2855 (parmlist, firstparm, setspecs_fp): Include attributes in
2856 parmlist; suck them off the parser stack in firstparm using
2859 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2861 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2862 to determine if a block has an unconditional jump at its end.
2864 * jump.c (jump_optimize_1): When converting a conditional jump
2865 to an unconditional jump, build the jump using gen_jump instead
2866 of just modify operands in-place.
2868 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2870 * cppinit.c (cpp_post_options): Shut off macro expansion if
2872 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2873 IN_I directives only if the # is in column 1 and the directive
2874 name begins in column 2.
2875 * cppmain.c (scan_buffer): Insert a space between # and an
2876 identifier, when that identifier is a directive name.
2878 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2879 in the header search path.
2880 (enum node_type): Add T_INCLUDE_NEXT.
2881 (directive_table): Add entry for include_next.
2882 (do_include_next): New function.
2883 (process_include): New routine, broken out of do_include.
2884 (finclude): Insert 'nhd' argument, to be copied into
2885 next_header_dir of the new buffer.
2886 (main): Adjust to match.
2887 * gsyslimits.h, limity.h: Un-indent #include_next.
2889 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2891 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2892 inclusion as a chapter of the GCC manual.
2893 * gcc.texi: Include objc.texi.
2894 * fdl.texi: Use @unnumberedsec for the addendum.
2895 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2897 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2899 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2901 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2903 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2904 handling of two-address insns.
2906 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2908 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2909 ../binutils/nm-new instead of ../binutils/nm.
2911 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2913 * i386.md (movdi splitter): Fix the splitting condition
2914 (float_extenddftf splitter): Fix mode.
2916 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2918 * genrecog.c (write_switch): Avoid outputting of switch for
2919 types wider than int.
2921 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2923 * reload1.c (copy_eh_notes): New function.
2924 (emit_input_reload_insns): Call it.
2925 (emit_output_reload_insns): Call it.
2927 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2929 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2931 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2932 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2934 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2936 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2938 * pa.md (interspace_jump): Revise comment.
2939 (builtin_longjmp): Block initial setup insns from delay slot of
2941 (builtin_setjmp_receiver): New expander to save and restore PIC
2944 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2946 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2948 * toplev.c (compile_file): Set up the output file before we call
2949 the various initializers for the compiler.
2951 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2952 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2954 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2955 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2957 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2959 * Makefile.in (tradcpp0): Correct typo in dependency list.
2961 2001-05-06 Geoff Keating <geoffk@redhat.com>
2963 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2964 the link register if we're not going to use it.
2966 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2967 (output_function_profiler): Likewise.
2969 2001-05-07 Alan Modra <amodra@one.net.au>
2971 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2973 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2975 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2976 zero-extend it. Make abs_inc unsigned.
2978 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2979 widest mode in narrowing and widening operations.
2981 * config/mips/mips.md: Sign extend CONST_INTs.
2983 2001-05-06 Andreas Jaeger <aj@suse.de>
2985 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2986 (i386 Options): Document -momit-leaf-frame-pointer.
2988 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2990 * c-typeck.c (internal_build_compound_expr): Check for
2991 array to pointer conversion just once.
2993 2001-05-05 Richard Henderson <rth@redhat.com>
2995 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2997 2001-05-05 Richard Henderson <rth@redhat.com>
2999 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3000 to the parent of the fixup region.
3002 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3004 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3006 * cpp.texi (__NO_INLINE): Document it.
3008 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3010 * cppfiles.c (struct include_file): New member err_no.
3011 (find_or_create_entry): Set it.
3012 (open_file): Don't set fds to -2. Instead, use err_no to
3013 remember previous errors, if any.
3015 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3017 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3018 between X and Y by using sequences of xgdx and xgdy.
3020 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3022 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3023 of '!' for the 'D' alternative ('!' is too strong).
3024 ("*logicalsi3_silshl16"): Likewise.
3025 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3026 ("movstrictsi"): Remove spurious '+'.
3027 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3028 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3029 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3032 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3034 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3036 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3038 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3041 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3043 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3046 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3048 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3049 soft register, use ror instead of rol.
3051 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3053 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3054 into account pre/post increment decrement for 68HC12.
3055 Fix other problems in replacement and fix call to reg_mentioned_p.
3057 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3059 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3060 Put the soft registers in bss for 68HC12.
3061 (L_regs_d3_4): New for _.d3 and _.d4.
3062 (L_regs_d5_6): Likewise.
3063 (L_regs_d1_2): Likewise.
3064 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3066 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3068 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3069 to the pre-processor when -fshort-double is specified.
3070 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3072 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3074 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3075 (__mulsi3): Rewrite for 68HC12.
3076 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3077 Mark 'x' constraint with earlyclobber to prevent a
3078 RELOAD_FOR_OTHER_ADDRESS to go in it.
3079 (mulhi3_m68hc12): New pattern.
3080 (mulhi3_m68hc11): Rename of mulhi3.
3081 (mulhi3): New expand for 68HC12 optimisation.
3082 (umulhisi3, mulhisi3): New patterns for 68HC12.
3084 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3086 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3087 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3088 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3090 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3092 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3093 constants cheap after reload.
3094 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3096 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3097 so that gcc prefers a shift by 16.
3098 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3100 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3102 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3104 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * alpha.h: NULL_PTR -> NULL.
3113 * i386.md: Likewise.
3116 * m68hc11.h: Likewise.
3117 * rs6000.h: Likewise.
3120 * sparc.h: Likewise.
3124 * final.c: Likewise.
3126 * recog.c: Likewise.
3128 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3131 `bool' parameter to `int'.
3133 * hash.c (hash_lookup): Likewise.
3135 * hash.h (hash_lookup): Likewise.
3137 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3139 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3141 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3143 2001-05-03 Geoff Keating <geoffk@redhat.com>
3145 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3146 -malign-loops, -malign-functions.
3147 * i386.c (ix86_align_funcs): Delete.
3148 (ix86_align_loops): Delete.
3149 (ix86_align_jumps): Delete.
3150 (override_options): Mark -malign-* as obsolete. Emulate their
3151 behaviour with the -falign-* options. Default -falign-* from
3152 the processor table.
3153 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3154 patch of Wed May 2 13:09:36 2001.
3155 (LOOP_ALIGN): Delete.
3156 (LOOP_ALIGN_MAX_SKIP): Delete.
3157 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3158 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3160 2001-05-04 Andreas Jaeger <aj@suse.de>
3162 * except.h: Add prototype declaration for
3163 expand_builtin_init_dwarf_reg_sizes.
3165 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3167 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3169 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3171 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3173 ("bitcmpqi2"): New pattern for bit-extract and test.
3174 ("bitcmphi"): New pattern for bitb/bita instructions.
3176 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3178 * gccbug.in: Use a temporary directory when the mktemp command is
3181 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3183 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3185 (INITIALIZE_TRAMPOLINE): Call it.
3186 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3187 (TRAMPOLINE_TEMPLATE): Remove.
3188 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3189 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3192 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3194 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3195 and crtendS.o with PIC.
3197 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3199 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3201 (___subdi3, ___adddi3): Use x instead of y as index register.
3202 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3203 (__memset, __memcpy): Likewise.
3204 (regs): Put the soft registers in bss for 68HC12.
3205 (abort): Use trap to abort for 68hc12.
3206 (__mulhi3, __mulhi32): Use emul for 68hc12.
3207 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3209 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3211 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3212 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3213 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3214 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3215 Set 68HC12 min offset to -65536.
3216 (print_operand): Put parenthesis arround the operand if it refers
3217 to a symbol having the same name as a register.
3218 (m68hc11_z_replacement): When z register is replaced by its
3219 equivalent soft register, force the insn to be re-recognized.
3220 (m68hc11_check_z_replacement): Fix the test when destination is
3221 the index register and z dies in the insn.
3222 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3224 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3226 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3227 costs according to processor variant.
3228 (m68hc11_shift_cost): New function to compute shift costs.
3229 (m68hc11_rtx_costs): Define costs according to processor variant.
3230 (m6811_cost): Costs for 68HC11.
3231 (m6812_cost): Costs for 68HC12.
3232 (COSTS_N_INSNS): Remove.
3234 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3235 (DEFAULT_RTX_COSTS): Remove.
3236 (CONST_COSTS): Define costs according to OUTER_CODE.
3237 (processor_costs): New struct to define costs.
3238 (m68hc11_cost): Pointer to current costs.
3240 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3242 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3243 and use m68hc11_notice_keep_cc when using leax/leay.
3244 (addhi3 split): Reject split if the insn is handled by
3246 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3247 push must be handled in a special way if the source operand uses
3248 sp as index register.
3249 (m68hc11_notice_keep_cc): New function.
3250 (m68hc11_gen_movhi): Use it when an insn changes a register but
3252 (m68hc11_gen_movqi): Fix move for 68HC12.
3253 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3255 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3257 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3258 and don't pass operands[0] to emit_library_call_value.
3260 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3262 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3263 (zero_extendsi split): Simplify and use (zero_extendhi).
3264 (*addhi3): Remove 'w' constraint since stack pointer is handled
3266 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3267 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3268 (*ashrhi3_const): Fix shift by 7.
3269 (*lshrsi3_const16): Fix template.
3270 (call, call_value): Fix constraint and predicate.
3272 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3274 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3275 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3276 (CC_REGNUM): Likewise.
3277 (*unnamed splits): Use above constants instead of hard coded numbers.
3278 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3279 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3280 (*return_16bit, *unnamed peepholes): Likewise.
3282 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3284 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3285 rs6000/rs6000.h twice.
3287 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3289 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3290 (CPP_SPEC): Conditionally define MSDOS and GO32.
3291 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3292 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3294 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3296 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3298 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3300 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3302 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3303 * integrate.c (expand_inline_function): Use xcalloc to allocate
3305 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3308 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3310 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3313 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3315 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3316 linker if -mrelax is given.
3317 (TARGET_SWITCHES): Document -mrelax.
3319 Re-installed 2001-01-09's patch:
3320 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3321 if it's wider than long and the target's long is wider than the
3324 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3326 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3327 directly include rs6000/rs6000.h. Instead do it in tm.h.
3329 2001-05-02 Stan Shebs <shebs@apple.com>
3331 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3332 NSConstantString for NeXT-style runtimes.
3333 (STRING_OBJECT_GLOBAL_NAME): New macro.
3334 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3335 OCTI_STRING_CLASS_DECL.
3336 (constant_string_global_id): New macro.
3337 (string_class_decl): Ditto.
3338 (setup_string_decl): New function.
3339 (build_objc_string_object): Use it to build a NeXT runtime
3340 compatible string initializer.
3342 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3344 * tradcpp.c (do_define): Make sure we don't walk past limit.
3346 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3348 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3349 offsets if not REG_OK_STRICT.
3351 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3352 (INT_REG_OK_FOR_INDEX_P): Likewise.
3353 (INT_REG_OK_FOR_BASE_P): Likewise.
3354 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3355 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3356 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3357 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3358 REG_OK_FOR_BASE_P. Take an additional parameter.
3359 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3360 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3361 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3362 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3363 rs6000_legitimate_address() and use it.
3364 * config/rs6000/rs6000.c: Update all callers.
3365 (rs6000_legitimate_address): New function.
3367 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3370 special_constant conditional blocks together.
3372 2001-05-02 Dale Johannesen <dalej@apple.com>
3374 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3376 (STRICT_ARGUMENT_NAMING): Define.
3377 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3378 function_arg_partial_nregs, setup_incoming_varargs): Remove
3379 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3382 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3384 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3386 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3389 * expr.c (store_field): Do nothing except elaborate side-effects if
3392 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3394 * c-lex.c: NULL_PTR -> NULL.
3396 * emit-rtl.c: Likewise.
3398 * genpeep.c: Likewise.
3400 * mips-tdump.c: Likewise.
3401 * reload1.c: Likewise.
3402 * rtlanal.c: Likewise.
3404 * stor-layout.c: Likewise.
3405 * toplev.c: Likewise.
3407 2001-05-01 Per Bothner <per@bothner.com>
3409 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3410 call do_pending_stack_adjust before emiting label.
3412 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3414 * extend.texi: Fix typo.
3416 2001-05-01 Stan Shebs <shebs@apple.com>
3418 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3419 of UOBJC_MODULES_decl.
3420 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3421 (generate_descriptor_table): Ditto.
3422 (generate_protocols): Ditto.
3423 (generate_protocol_list): Ditto.
3424 (generate_classref_translation_entry): Ditto.
3426 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3428 * invoke.texi (Optimize Options): Add documentation for `--param
3429 max-delay-slot-insn-search' and `--param
3430 max-delay-slot-live-search' and reorder --param section.
3431 * params.def: Modify initial comment.
3432 * params.h (param_info): Add `help' member.
3433 * toplev.c (lang_independent_params): Include `help' description.
3434 (display_help): Print --param parameters.
3436 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3438 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3439 Remove references to deleted files.
3440 (*-*-openbsd): No need to override xmake_file.
3441 (*-*-sysv4): Treat like *-*-sysv.
3443 * configure.in: Probe for ldopen in various places, and set up
3444 collect2 to be linked with them if found.
3445 Don't dink with Windows registry stuff unless $host_os is a
3446 Win32 os name. Check to see if we need -ladvapi32.
3447 * configure: Regenerate.
3449 * Makefile: Get rid of CLIB and HOST_CLIB.
3450 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3451 * build-make: Get rid of HOST_CLIB.
3453 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3454 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3455 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3456 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3457 config/rs6000/x-rs6000: Delete.
3459 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3462 24 x-host fragments remain, 0 x-cpu, 3 top level.
3464 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3466 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3467 * configure: Regenerate.
3469 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3471 * Makefile.in (install-headers): Remove redundant dependency.
3473 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3475 * c-tree.texi (USING_STMT): Document.
3477 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3479 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3480 * c-common.c: Likewise.
3481 * c-decl.c: Likewise.
3482 * combine.c: Likewise.
3483 * rs6000.c: Likewise.
3484 * except.c: Likewise.
3485 * explow.c: Likewise.
3487 * fold-const.c: Likewise.
3488 * function.c: Likewise.
3491 * integrate.c: Likewise.
3493 * objc/objc-act.c: Likewise.
3494 * recog.c: Likewise.
3495 * reg-stack.c: Likewise.
3496 * reload.c: Likewise.
3497 * reload1.c: Likewise.
3498 * simplify-rtx.c: Likewise.
3500 * varasm.c: Likewise.
3502 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3504 * diagnostic.def: New file.
3505 * diagnostic.h (diagnostic_t): New enum.
3506 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3508 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3510 * tsystem.h: Test only POSIX for availability of string.h
3512 * config.gcc (all systems): If USG appeared in xm_defines,
3513 change it to POSIX. If both USG and POSIX appeared, just
3514 delete USG. Remove unnecessary quotes around xm_defines
3516 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3517 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3518 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3519 powerpc-*-linux*): No need to set xm_defines - handled by
3520 global settings for *-*-linux*.
3522 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3524 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3525 Always include gstab.h, not system stab.h. Don't provide
3526 default definitions of N_CATCH or N_OPT. Always use the
3527 gstab.h variant of STAB_CODE_TYPE.
3528 * final.c: Don't include stab.h/gstab.h at all, or provide
3529 defaults for N_SLINE and N_SOL.
3531 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3532 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3534 * sdbout.c: Always include gsyms.h instead of system syms.h.
3536 * configure.in: No need to check for stab.h.
3537 * configure, config.in: Regenerate.
3538 * Makefile.in (final.o): Don't depend on gstab.h.
3540 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3541 Richard Henderson <rth@redhat.com>
3543 * extend.texi: Improve documentation of volatile asms.
3545 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3547 * c-tree.texi: Fix thinko.
3548 * gcc.texi: Likewise.
3550 2001-04-30 Richard Henderson <rth@redhat.com>
3552 * c-common.c (c_promoting_integer_type_p): New function, from the
3553 corpse of old macro. Properly promote too-small enumerations and
3554 booleans. Adjust all callers.
3555 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3556 (c_promoting_integer_type_p): Declare.
3557 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3558 * c-typeck.c: Likewise.
3559 (default_conversion): Remove now redundant boolean check.
3561 2001-04-30 Jan Hubicka <jh@suse.cz>
3562 Richard Henderson <rth@redhat.com>
3564 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3566 (combine_stack_adjustments_for_block): Don't combine stack
3567 allocation followed by deallocations. Handle grow-up stacks.
3569 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3571 * fdl.texi: New file.
3572 * c-tree.texi: Use the GFDL.
3573 * gcc.texi: Likewise.
3575 2001-04-30 Stan Shebs <shebs@apple.com>
3577 * invoke.texi: Add a section documenting Objective-C options.
3579 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3581 * emit-rtl.c (try_split): Copy EH notes to sequence.
3583 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3585 * regmove.c (record_stack_memrefs): Catch all references to the
3588 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3590 * Makefile.in (stmp-fixinc): quote shell assignment values
3592 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3594 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3598 * prefix.c: Likewise.
3600 2001-04-28 Stan Shebs <shebs@apple.com>
3602 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3603 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3604 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3605 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3607 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3608 (NEXT_OBJC_RUNTIME): Define.
3610 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3612 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3613 * simplify-rtx.c (simplify_gen_relational): Likewise.
3615 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3617 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3618 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3620 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3621 registers in SSE case; fix handling of the immediates.
3622 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3623 operands to be in regsiters before reload.
3624 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3625 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3626 (abstf,absxf,negtf,negxf splitters): Compute
3627 properly the regnum for x86_64.
3628 (avsdf2_if_rex64): New.
3630 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3632 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3633 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3634 into the constant pool.
3635 * jump.c (jump_optimize_1): Remove barrier successors after all
3636 the LABEL_NUSES counds have been computed.
3637 (delete_barrier_successors): When deleting a tablejump insn, also
3638 delete the jump table it uses.
3639 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3642 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3644 * pa.c (FRP): Remove erroneous white space in macro definition.
3646 2001-04-28 Andreas Jaeger <aj@suse.de>
3648 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3650 * extend.texi: Likewise.
3651 * tm.texi: Likewise.
3653 2001-04-28 Andreas Jaeger <aj@suse.de>
3655 * md.texi: Use XX-bit instead of XXbit or XX bit where
3658 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3660 * gcc.c (process_command): Allow -l lib in addition to -llib
3661 for POSIX compliance. This fixes PR c/2347.
3663 * invoke.texi: Update section on Link Options accordingly.
3665 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3667 * function.c (purge_addressof_1): Remove the duplicate
3668 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3671 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3673 * except.c (expand_eh_region_start): Don't start a new block.
3674 (expand_eh_region_end): Don't end a block.
3675 * stmt.c (expand_end_bindings): Don't end EH blocks.
3676 (expand_decl_cleanup): Starting an EH region won't change the block.
3677 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3678 (is_eh_region): Lose.
3681 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3683 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3685 * collect2.c (main): Add `-L' case to remove duplicate entries.
3686 (is_in_args): New function to check for a duplicate argument.
3687 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3688 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3689 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3690 Define to be nonzero.
3692 2001-04-27 Andreas Jaeger <aj@suse.de>
3693 Richard Henderson <rth@redhat.com>
3695 * md.texi (Machine Constraints): Document additional i386
3696 constraints and fix description of "A".
3698 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3700 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3702 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3704 * except.c (get_exception_filter): word_mode, not Pmode.
3706 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3708 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3709 common to other movsf patterns. Move up so that in future
3710 people who change the other patterns will change it too.
3711 (movsf_lo_sum): Allow even for soft-float; add appropriate
3713 (movsf_high): Likewise.
3714 (movsf_high+1): Allow even for soft-float.
3716 * function.c (expand_function_end): Always clobber the
3717 return registers, even if there is no return label.
3719 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3721 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3723 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3725 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3726 (pushqi2_rex64, pushhi2_rex64): Add.
3728 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3730 * except.c (expand_eh_region_end_cleanup): Force pending stack
3731 adjust before emitting label that branches around cleanup code.
3733 2001-04-26 H.J. Lu (hjl@gnu.org)
3735 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3737 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3739 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3740 (ASM_OUTPUT_SECTION_NAME): Likewise.
3741 (ASM_WEAKEN_LABEL): Likewise.
3742 (UNIQUE_SECTION): Likewise.
3743 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3744 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3745 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3746 (ASM_OUTPUT_SECTION_NAME): Likewise.
3747 (ASM_WEAKEN_LABEL): Likewise.
3748 (UNIQUE_SECTION): Likewise.
3749 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3750 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3751 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3752 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3753 (ASM_FILE_START): Likewise.
3754 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3755 (ASM_DECLARE_OBJECT_NAME): Likewise.
3756 (ASM_FILE_END): Likewise.
3757 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3758 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3759 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3760 (ASM_OUTPUT_CASE_LABEL): Likewise.
3761 (ASM_OUTPUT_SKIP): Likewise.
3762 (ASM_OUTPUT_ASCII): Likewise.
3763 (ASM_OUTPUT_IDENT): Likewise.
3764 (READONLY_DATA_SECTION): Likewise.
3765 (EXTRA_SECTIONS): Likewise.
3766 (EXTRA_SECTION_FUNCTIONS): Likewise.
3767 (SELECT_RTX_SECTION): Likewise.
3768 (SELECT_SECTION): Likewise.
3770 * config/mips/linux.h (INVOKE__main): Undefine.
3771 (CTOR_LIST_BEGIN): Likewise.
3772 (CTOR_LIST_END): Likewise.
3773 (DTOR_LIST_BEGIN): Likewise.
3774 (DTOR_LIST_END): Likewise.
3775 (SET_ASM_OP): Defined it to ".dummy".
3776 (ASM_OUTPUT_DEF): Defined.
3777 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3779 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3781 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3782 assembler supports .p2align.
3784 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3786 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3788 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3790 * integrate.c (expand_inline_function): Check for error_mark_node
3793 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3795 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3798 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3800 * configure.in (configargs.h): Define thread_model.
3801 * configure: Rebuilt.
3802 * gcc.c (main): Print it with -v.
3804 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3806 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3807 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3808 * gcc.1: Regenerate.
3810 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3812 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3813 is_redundant_typedef): Use static inline instead of inline static.
3815 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3817 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3818 this directory is always searched.
3820 2001-04-25 Richard Henderson <rth@redhat.com>
3822 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3823 of registers to restore along non eh_return path.
3825 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3827 * c-format.c (check_format_info_recurse): Handle
3828 PLUS_EXPR for format string.
3830 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3832 * config/ia64/ia64.h (CC1_SPEC): Define.
3833 * config/ia64/linux.h (CC1_SPEC): Define.
3835 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3837 * emit-rtl.c (constant_subword): Also do sign extension in
3838 BITS_PER_WORD == 16 case.
3840 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3842 * loop.c (try_swap_copy_prop): Go back to checking insn.
3844 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3846 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3847 if check_mode is non-zero.
3849 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3851 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3852 out and comparison sequence has been detected, put result into
3853 proper temporary pseudo.
3855 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3857 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3858 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3859 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3860 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3861 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3862 for future reference.
3864 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3866 * except.c (reachable_handlers): Step out one level from a RESX.
3868 * except.c (struct eh_region): Rename 'last' to 'resume'.
3869 (mark_eh_region, duplicate_eh_region_1): Adjust.
3870 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3871 (build_post_landing_pads): Likewise.
3872 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3873 (expand_eh_region_end_must_not_throw): Likewise.
3874 (connect_post_landing_pads): Thread (only) regions with non-deleted
3877 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3878 registers around the cleanup.
3879 (get_exception_filter): New fn.
3880 (finish_eh_generation): Use it.
3882 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3884 * c-semantics.c (add_scope_stmt): Don't call
3885 current_scope_stmt_stack multiple times.
3887 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3888 Nathan Sidwell <nathan@codesourcery.com>
3890 Lazy __FUNCTION__ generation.
3891 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3892 RID_C99_FUNCTION_NAME): New _RIDs.
3893 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3894 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3895 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3897 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3898 (c99_function_name_decl_node, function_name_decl_node,
3899 pretty_function_name_decl_node, saved_function_name_decls):
3901 (struct language_function): Remove x_function_name_declared_p.
3902 (make_fname_decl): Remove a parameter.
3903 (declare_function_names): Remove prototype.
3904 (start_fname_decls, finish_fname_decls): Prototype.
3905 (fname_as_string): Likewise.
3906 (fname_string, fname_decl): Likewise.
3907 * c-common.c (make_fname_decl): Adjust.
3908 (struct fname_var_t): New struct.
3909 (fname_vars): New static array.
3910 (declare_function_name): Remove.
3911 (start_fname_decls, finish_fname_decls): New functions.
3912 (fname_as_string): New function from remnants of
3913 declare_function_name.
3914 (fname_string, fname_decl): New functions.
3916 * c-decl.c (c_function_name_declared_p): Remove.
3917 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3918 don't call declare_function_name. Call start_fname_decls.
3919 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3920 clobber the line number. Call finish_decl.
3921 (start_function): Call start_fname_decls.
3922 (finish_function): Call finish_fname_decls.
3923 Remove c_function_name_declared_p.
3924 (push_c_function_context): Don't push c_function_name_declared_p.
3925 (pop_c_function_context): Don't pop c_function_name_declared_p.
3926 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3927 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3928 (program): Call finish_fname_decls for C.
3929 (primary): Add VAR_FUNC_NAME.
3930 (reswords): Add slots for __FUNCTION__ et al.
3931 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3932 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3933 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3934 * c-semantics.c (prune_unused_decls): Remove.
3935 (finish_stmt_tree): Don't call prune_unused_decls.
3936 (genrtl_decl_stmt): Don't prune unused decls here.
3938 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3940 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3941 constant pool, use the pool's SYMBOL_REF instead.
3943 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3946 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3948 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3949 passing nested NOP_EXPRs to fold.
3951 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3953 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3955 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3957 * loop.c (loop_delete_insns): Add prototype.
3959 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3961 * configure.in: Remove ENABLE_STD_NAMESPACE.
3962 * config.in: Regenerated.
3963 * configure: Regenerated.
3965 2001-04-22 Stan Shebs <shebs@apple.com>
3967 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3969 * config/rs6000/xm-darwin.h: Remove file.
3971 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3973 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3974 (write_c_file_stat): Likewise.
3976 * dbxout.c (dbxout_init): Likewise.
3978 * profile.c (output_func_start_profiler): Likewise.
3980 2001-04-22 Philipp Thomas <pthomas@suse.de>
3982 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3983 require it instead of the CVS version.
3984 * cpperror.c (v_message): Put a blank before the macro
3985 body to not confuse exgettext.
3987 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3989 * flow.c (proagate_one_insn): Remove useless assignment.
3990 * jump.c (delete_insn): Tidy.
3991 * loop.c (try_copy_prop): When deleting an instruction with a
3992 REG_RETVAL note, delete the entire libcall sequence.
3993 (loop_delete_insns): New function.
3994 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3995 we're not substituting into them yet.
3997 2001-04-21 Kazu Hirata <kazu@hxi.com>
3999 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4001 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4003 * config/i960/i960.c (signed_arith_operand): Likewise.
4005 * calls.c (expand_call): Fix a comment typo.
4007 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4009 * configure.in: Probe for times, clock, struct tms, and clock_t.
4010 * configure, config.in: Regenerate.
4011 * timevar.c: Replace ifdef forest in get_time with (relatively)
4012 straightforward series of checks based on autoconf's probes.
4014 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4016 * config/pa/som.h (NM_FLAGS): Define.
4018 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4020 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4022 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4023 * ia64.c (nop_cycles_until): New function.
4024 (prev_cycle, prev_first, last_issued): New static variables.
4025 (ia64_sched_reorder): Additional arg for clock.
4026 On final scheduling pass, emit extra NOPs as needed.
4027 Set prev_first and prev_cycle.
4028 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4029 (ia64_variable_issue): Set last_issued.
4031 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4033 * config/i386/i386.c (ix86_expand_int_movcc,
4034 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4036 2001-04-20 Geoff Keating <geoffk@redhat.com>
4038 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4039 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4040 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4041 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4042 ctrdi_internal6): In the short-branch case, this insn is only 4
4043 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4045 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4047 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4048 "=u" is used together with "st" resp. "st(1)" clobber.
4050 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4052 * gcse.c (gcse_main): Fix comment typo.
4053 (delete_null_pointer_check): Likewise.
4054 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4055 * cse.c (cse_insn): Likewise.
4056 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4059 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4061 * toplev.c: Excise all code for the undocumented -dm option.
4062 (float_signal): Call signal just once, unconditionally.
4064 2001-04-19 Geoff Keating <geoffk@redhat.com>
4066 * fold-const.c (fold): Use first_rtl_op rather than
4067 TREE_CODE_LENGTH when looping over parameters of a tree.
4068 Correct strange grouping in test for evaluated SAVE_EXPR.
4070 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4072 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4073 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4075 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4076 name at 32 total characters.
4077 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4078 functions in named sections -- data items can still go into unique
4079 sections, but they have normal names (ie $LIT$ and $DATA$).
4081 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4084 2001-04-19 DJ Delorie <dj@redhat.com>
4086 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4087 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4088 * config/i386/cygwin.h: Likewise.
4089 * config/i386/mingw32.h: Likewise.
4090 * config/vax/vms.h: Likewise.
4091 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4093 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4094 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4095 * config/i386/xm-cygwin.h: Likewise.
4096 * config/i386/xm-djgpp.h: Likewise.
4097 * config/i386/xm-mingw32.h: Likewise.
4098 * config/vax/xm-vms.h: Likewise.
4100 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4101 instead of OBJECT_SUFFIX.
4102 * collect2.c (find_a_file): Look for files matching the extension
4103 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4104 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4105 TARGET_EXECUTABLE_SUFFIX.
4106 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4107 (make_relative_prefix): Likewise.
4108 (convert_filename): Use TARGET_ suffixes throughout. Remove
4110 (process_command): Likewise.
4111 (do_spec_1): Likewise.
4112 * java/lang.c (init_parse): Likewise.
4114 * gcc.texi : Document four new options matching the pattern
4115 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4116 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4117 documentation for NO_AUTO_EXE_SUFFIX.
4119 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4121 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4122 that language-independent processing should not be done.
4123 * toplev.c (main): Adjust accordingly.
4125 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4126 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4128 * mips.md (reload_outputdi): Require that operand0 be a
4131 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4133 * invoke.texi (-Wshadow): Clarify.
4135 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4137 * loop.c (load_mems): Examine all the instructions in the loop
4138 before concluding that all jumps branch to the first instruction
4141 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4143 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4145 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4147 * cpp.texi (-Wwhite-space): Remove.
4148 (-Wall): -Wall does not imply -Wwhite-space.
4150 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4152 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4153 use it instead of blindly generating a .stabs.
4154 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4156 * xcoffout.c: Don't bother defining default for N_CATCH.
4157 (UNKNOWN_STAB): Use internal_error.
4158 (stab_to_sclass): Remove now-unnecessary aborts.
4159 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4161 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4163 * jump.c (mark_all_labels): Canonicalize the tail recursion
4164 label attached to CALL_PLACEHOLDER insns.
4166 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4168 * output.h (dump_flow_info, free_basic_block_vars,
4169 which_alternative): Delete redundant prototypes.
4171 * rtl.h (bss_section): Likewise.
4173 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4175 * dbxout.c (N_OPT): Define if not available from <stab.h>
4177 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4179 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4180 libraries and native K&R compilers.
4182 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4184 * c-typeck.c (convert_arguments): Don't check for width changes
4187 * invoke.texi (-Wtraditional): Update documentation.
4189 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4191 * toplev.c (output_lang_identify): Delete.
4192 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4193 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4194 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4195 after calling ASM_FILE_END.
4197 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4198 Instead, unconditionally emit an N_OPT stab with string equal
4199 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4201 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4203 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4204 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4205 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4206 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4207 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4208 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4209 config/i370/i370.h, config/i386/beos-elf.h,
4210 config/i386/osf1elf.h, config/i386/osfrose.h,
4211 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4212 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4213 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4214 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4215 config/mips/iris6.h, config/mips/osfrose.h,
4216 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4217 config/sparc/sp64-elf.h:
4218 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4219 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4221 * config/elfos.h, config/freebsd.h, config/linux.h,
4222 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4223 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4224 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4225 of ASM_FILE_START which merely emit a .version directive. Delete
4226 definitions of ASM_FILE_END which merely emit an .ident directive.
4228 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4229 ASM_IDENTIFY_GCC and move part of its logic into
4232 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4233 config/sparc/linux-aout.h: Don't emit .version directive in
4236 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4237 (output_file_start): Correct comment.
4239 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4240 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4242 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4243 * config/rs6000/aix.h: Correct comment.
4245 * config/i386/i386afe.h: Delete.
4246 * config.gcc: Remove references to i386afe.h.
4248 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4249 other macros deleted by this patch were undocumented.
4251 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4253 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4255 * pa.c (secondary_reload_class): SAR<->FP copies require a
4258 * install.texi (mips-mips-bsd): Update list of functions
4259 required to include memmove.
4260 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4261 used functions to include memmove.
4263 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4265 * i386.md (sqrtdf2): SFmode should be DFmode.
4267 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4269 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4270 (find_moveable_store): Likewise.
4272 2001-04-15 Jim Wilson <wilson@redhat.com>
4274 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4276 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4278 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4279 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4281 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4283 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4286 2001-04-14 Alan Modra <amodra@one.net.au>
4288 * pa.c (force_mode): New function.
4289 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4291 2001-04-13 Jim Wilson <wilson@redhat.com>
4293 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4294 (first_instruction): New static variable.
4295 (rtx_needs_barrier): Return 1 for alloc.
4296 (init_insn_group_barriers): Set first_instruction.
4297 (rws_sum): Delete duplicate definition.
4298 (group_barrier_needed_p): Return 0 when first_instruction true.
4299 (safe_group_barrier_needed_p): Save and restore first_instruction
4300 around group_barrier_needed_p call.
4302 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4304 * expr.h (enum libfunc_index): Add LTI_memmove.
4305 (memmove_libfunc): Define macro.
4306 * optabs.c (init_optabs): Initialize memmove_libfunc.
4307 * expr.c (expand_assignment): Use memmove_libfunc instead of
4310 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4312 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4315 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4317 * Makefile.in (reg-stack.o): Depend on reload.h.
4318 (insn-attrtab.o): Depend on flags.h.
4320 * genattrtab (main): Include flags.h in insn-attrtab.c.
4322 * reg-stack.c: Include reload.h.
4324 * sparc.h (flag_pic): Delete redundant declaration.
4326 * output.h (flag_pic): Likewise.
4328 * tree.h (pedantic): Likewise.
4330 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4332 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4334 * jump.c, regmove.c, toplev.c: Include reload.h.
4336 * reload.h (reload_cse_regs): Declare.
4338 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4339 reload_cse_regs, init_reload, mark_home_live, reload,
4340 init_caller_save): Delete redundant prototypes.
4342 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4344 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4346 * regclass.c, ssa.c: Include expr.h.
4348 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4349 gen_move_insn): Delete redundant declarations.
4351 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4353 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4354 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4355 MAKEINFO and MAKEINFOFLAGS too.
4356 (stage4_build): Correctly order -B flags.
4358 2001-04-13 Alan Modra <amodra@one.net.au>
4360 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4361 PIC_OFFSET_TABLE_SAVE_RTX.
4362 (zdepi_cint_p): Describe zdepi insn.
4363 Formatting and white space fixes throughout file.
4365 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4366 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4367 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4368 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4369 (output_64bit_and): Use plain `int's for shift counts.
4370 (output_64bit_ior): Likewise.
4371 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4372 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4375 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4376 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4377 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4378 NEW_HP_ASSEMBLER into one. Kill warnings.
4380 * pa-gas.h: Delete file.
4381 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4382 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4383 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4384 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4386 * config/pa/mill32.S: New file.
4387 * config/pa/mill64.S: New file.
4388 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4389 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4390 * config/pa/t-linux64: New file.
4391 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4392 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4393 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4395 * elfos.h (SELECT_SECTION): Undef before defining.
4396 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4397 (LIB_SPEC): Remove -lmilli.
4398 (DBX_REGISTER_NUMBER): Remove.
4399 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4400 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4401 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4402 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4403 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4404 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4405 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4406 TARGET_GAS): Define.
4407 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4408 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4409 regs if we don't have a prototype.
4410 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4411 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4412 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4413 EH_RETURN_HANDLER_RTX): Define.
4414 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4415 (DWARF_FRAME_REGNUM): Define.
4416 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4417 * pa32-linux.h: New file.
4418 * pa64-linux.h: New file.
4420 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4421 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4422 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4423 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4424 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4425 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4426 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4427 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4428 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4429 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4430 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4431 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4432 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4433 * pa64-hpux.h: New file.
4434 (ASM_FILE_START): Correct typo.
4435 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4436 * config.gcc: Modify for above.
4438 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4440 * jump.c (jump_optimize_1): Don't delete dead stores here.
4441 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4442 prior to running jump optimize before cse2.
4444 2001-04-12 Richard Henderson <rth@redhat.com>
4446 * Makefile.in (regmove.o): Depend on except.h.
4447 * regmove.c: Include it.
4449 2001-04-12 Stan Shebs <shebs@apple.com>
4451 * objc/objc-act.c: Remove all code ifdefed with the never-used
4452 macro OBJC_INT_SELECTORS.
4453 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4454 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4456 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4458 * config/pa/quadlib.c: Add prototypes.
4460 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4462 * bitmap.h (debug_bitmap): Delete redundant prototype.
4464 * rtl.h (get_frame_size): Likewise.
4466 2001-04-12 Jim Wilson <wilson@redhat.com>
4468 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4469 to just emit an fnorm.
4471 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4473 * c-common.h (truthvalue_conversion, type_for_mode,
4474 type_for_size): Delete redundant declarations.
4476 * c-lex.h (is_class_name): Likewise.
4478 * c-tree.h (pedantic, convert, getdecls, gettags,
4479 global_bindings_p, init_decl_processing, insert_block,
4480 maybe_build_cleanup, poplevel, print_lang_decl,
4481 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4482 set_block, incomplete_type_error, build_function_call,
4483 lvalue_or_else, mark_addressable): Likewise.
4485 * expr.h (expand_tree_builtin): Likewise.
4487 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4489 * invoke.texi: Document --param max-gcse-memory.
4491 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4493 * configure.in (errno): Check for declaration.
4494 * configure, config.in: Regenerated.
4496 * system.h (errno): Only declare if not already done.
4498 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4500 * recog.c (general_operand, immediate_operand,
4501 nonmemory_operand): Require CONST_INTs to be sign-extended
4502 values for their modes.
4504 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4506 * expmed.c (store_bit_field): Truncate CONST_INTs.
4507 (expand_mult_highpart, expand_divmod): Likewise.
4508 * expr.c (convert_modes, store_field): Likewise.
4509 * integrate.c (expand_inline_function): Use promote_mode() to
4510 determine whether to convert_modes() an argument as signed
4512 * optabs.c (expand_binop): Get CONST_INT operands
4513 sign-extended for their appropriate modes.
4514 * stmt.c (emit_case_nodes): Convert node values to the
4516 (expand_end_case): Convert minval and range to the appropriate
4518 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4519 the iteration variable.
4520 * varasm.c (immed_double_const): Don't require words to be
4521 narrower than host wide ints to properly sign-extend
4524 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4526 * sh.md (builtin_setjmp_receiver): New expander.
4528 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4530 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4531 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4532 for generating CONST_INT and CONST_DOUBLE.
4534 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4536 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4537 already sign-extended.
4538 (rs6000_emit_prologue): Make register iterator signed.
4539 (rs6000_emit_epilogue): Likewise.
4540 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4542 (movsf split, movdf split): Sign-extend CONST_INTs.
4543 (movdi splits): Likewise.
4545 2001-04-12 Kelley Cook <kelley.cook@home.com>
4547 * config-lang.in (lang_dirs): Add in zlib.
4549 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4551 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4552 operands that make it to RTL.
4554 2001-04-11 Stan Shebs <shebs@apple.com>
4556 Add Darwin (Mac OS X kernel) native support.
4557 * config.gcc (powerpc-*-darwin*): Add native bits.
4558 * config/darwin.c: New file, generic Darwin support functions.
4559 * config/darwin.h: New file, generic Darwin definitions.
4560 * config/darwin-protos.h: New file, generic Darwin prototypes.
4561 * rs6000/darwin.h: New file, Darwin for PowerPC.
4562 * rs6000/t-darwin: New file, Darwin makefile fragment.
4563 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4564 (TARGET_MACHO): Ditto.
4565 (rs6000_abi): Add ABI_DARWIN.
4566 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4567 (RS6000_SAVE_AREA): Ditto.
4568 (FP_ARG_MAX_REG): Ditto.
4569 (RETURN_ADDRESS_OFFSET): Ditto.
4570 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4572 (rs6000_emit_move): Add ABI_DARWIN cases.
4573 (print_operand): Ditto.
4574 (first_reg_to_save): Ditto.
4575 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4576 (debug_stack_info): Ditto.
4577 (rs6000_emit_prologue): Ditto.
4578 (rs6000_emit_epilogue): Ditto.
4579 (output_profiler_hook): Ditto.
4580 (output_function_profiler): Ditto.
4581 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4582 (output_mi_thunk): Add TARGET_MACHO case.
4583 (add_compiler_stub): Ditto.
4584 (output_compiler_stub): Ditto.
4585 (no_previous_def): Ditto.
4586 (output_call): Ditto.
4587 (machopic_output_stub): Ditto.
4588 (rs6000_machopic_legitimize_pic_address): Ditto.
4589 (toc_section): Ditto.
4590 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4591 (macho_high): Ditto.
4594 (load_macho_picbase): Ditto.
4595 (call): Add TARGET_MACHO case to modify function.
4596 (call_value): Ditto.
4597 (call_nonlocal_sysv): Add ABI_DARWIN case.
4598 (call_value_nonlocal_sysv): Ditto.
4599 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4601 (machopic_output_stub): Ditto.
4602 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4604 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4606 * dwarf2out.c (modified_type_die): Don't create new types here.
4607 * tree.h (get_qualified_type): New function.
4608 (build_qualified_type): Adjust comment.
4609 * tree.c (get_qualified_type): New function.
4610 (build_qualified_type): Use it.
4612 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4614 * cpp.texi (-Wtraditional): Update description.
4616 * invoke.texi (-Wtraditional): Likewise.
4618 2001-04-11 Jim Wilson <wilson@redhat.com>
4620 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4621 requires more than 64 bits of alignment.
4623 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4625 * cpplib.c (do_line): Sanity check iff enable checking.
4627 2001-04-11 Richard Henderson <rth@redhat.com>
4629 * Makefile.in (insn-recog.o): Depend on toplev.h.
4630 (insn-emit.o, doloop.o): Likewise.
4631 * genrecog.c, genemit.c: Include toplev.h in generated file.
4632 * doloop.c: Include toplev.h.
4634 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4636 * Makefile.in (gcse.o): Depend on params.h.
4637 * gcse.c: Include params.h.
4638 (gcse_main): Don't do GCSE if doing so will take inordinate
4640 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4641 * params.h (MAX_GCSE_MEMORY): New macro.
4643 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4645 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4647 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4649 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4651 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4653 * real.h (ereal_atof, real_value_truncate, target_isnan,
4654 target_isinf, target_negative, assemble_real, debug_real): Delete
4655 redundant prototypes.
4657 * Makefile.in (ifcvt.o): Depend on toplev.h.
4659 * c-semantics.c: Include expr.h.
4661 * ifcvt.c: Include toplev.h.
4663 * expr.h (rtx_equal_p): Delete prototype.
4665 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4666 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4667 eliminate_constant_term, expand_complex_abs, find_single_use,
4668 make_tree, init_expr_once, init_optabs, supports_one_only):
4671 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4672 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4673 expand_assignment, store_expr, emit_line_note_after,
4674 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4676 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4678 * sparc-protos.h: Delete redundant prototypes.
4680 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4682 * reload.c (push_reload): Add condition missed in SUBREG byte
4685 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4687 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4689 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4691 * i386.md (floatsisf_sse): Fix output template
4692 * i386.c (ix86_expand_fp_movcc)
4694 * reg-stack.c (emit_pop_insn): Handle complex modes.
4695 (move_for_stack_reg): Emit proper move mode.
4696 (subst_stack_regs_pat): Handle complex modes.
4698 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4700 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4702 2001-04-10 Richard Henderson <rth@redhat.com>
4704 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4705 (__pure_virtual, __terminate, __terminate_set_func,
4706 __default_terminate, __throw_type_match, __empty,
4707 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4708 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4709 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4710 Remove prototypes of deleted functions.
4712 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4714 * c-typeck.c (convert_arguments): -Wtraditional now activates
4715 -Wconversion warnings, except for changes in signed-ness.
4716 Detect complex<->int & int<->complex conversions as well.
4718 * invoke.texi (-Wtraditional): Document it.
4720 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4722 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4723 * flow.c (set_block_for_new_insns): Remove needless cast and
4724 properly check for unset block number.
4726 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4728 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4729 the subreg was a hard register. Pseudos are left as subregs.
4731 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4733 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4734 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4735 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4736 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4737 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4739 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4741 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4743 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4745 * output.h (set_block_num): Missed it earlier, remove deprecated
4748 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4750 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4751 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4752 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4753 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4754 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4755 (expr_killed_p): Change bb parameter from int to basic_block, pass
4756 basic_blocks instead of ints as parameters.
4757 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4758 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4759 from int to basic_block, pass basic_blocks instead of ints as parms.
4760 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4761 parameter from int to basic_block, pass basic_blocks instead of ints.
4762 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4763 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4764 pass basic_blocks instead of ints.
4765 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4766 basic_blocks instead of ints as parameters.
4767 (pre_delete): Pass basic_blocks instead of ints as parameters.
4768 (hoist_expr_reaches_here_p): Change bb parameter from int to
4769 basic_block, pass basic_blocks instead of ints.
4770 (hoist_code): Pass basic_blocks instead of ints as parameters.
4771 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4772 Change bb parameter from int to basic_block.
4773 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4774 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4775 pass basic_blocks instead of ints.
4776 (insert_store): Pass basic_blocks instead of ints as parameters.
4777 (replace_store_insn, delete_store): Change bb parameter from int to
4778 basic_block, pass basic_blocks instead of ints.
4779 (store_motion): Pass basic_blocks instead of ints as parameters.
4781 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4783 * basic-block.h (set_new_block_for_insns): New Prototype.
4784 (set_block_num): Delete prototype.
4785 * flow.c (set_block_num): Remove obsolete function.
4786 (set_block_for_new_insns): Set BB for single or multiple insns.
4787 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4788 (process_insn_end_bb): Use set_block_for_new_insns or
4789 set_block_for_insn instead of set_block_num.
4790 (pre_insert_copy_insn): Use set_block_for_new_insns.
4791 (update_ld_motion_stores): Use set_block_for_new_insns.
4792 (insert_insn_start_bb): Use set_block_for_new_insns.
4793 (replace_store_insn): Use set_block_for_new_insns.
4795 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4796 Jeff Law <law@redhat.com>
4798 * alias.c (get_addr): Externalize.
4799 (canon_true_dependence): New function. Behaves like true_dependance
4800 except it already assumes a MEM has been canonicalized.
4801 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4802 * gcse.c (struct ls_expr): Add load/store expressions structure.
4803 (modify_mem_list, canon_modify_mem_list): New variable.
4804 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4805 load motion and store motion if requested.
4806 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4807 (free_gcse_mem): Free the modify_mem_list array.
4808 (oprs_unchanged_p): Use load_killed_in_block_p.
4809 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4810 (mems_conflict_for_gcse_p): New function. Don't kill loads
4811 with stores to themselves if its in the load/store expression list.
4812 (load_killed_in_block_p): New function.
4813 (canon_list_insert): New Function.
4814 (record_last_mem_set_info): Keep a list of all instructions which
4815 can modify memory for each basic block.
4816 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4817 (oprs_not_set_p): Use load_killed_in_block_p.
4818 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4819 (expr_killed_p): Use load_killed_in_block_p.
4820 (compute_transp): Do not pessimize memory references.
4821 (pre_edge_insert): Update stores for a load motion expression.
4822 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4823 (ldst_entry): Find or create a ldst_expr structure.
4824 (free_ldst_entry): Free memory for an individual item.
4825 (free_ldst_mems): Free entire load/store expression list.
4826 (print_ldst_list): Print debug info.
4827 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4828 (enumerate_ldsts): Assign integer values to each entry in list.
4829 (first_ls_expr): First expression in the list.
4830 (next_ls_expr): Next expression in the list.
4831 (simple_mem): Check if expression qualifies for ld/st expression list.
4832 (invalidate_any_buried_refs): Remove from expression list if its
4833 used in some other way we dont understand.
4834 (compute_ld_motion_mems): Find all potential enhanced load motion
4836 (trim_ld_motion_mems): Remove any expressions which are invalid.
4837 (update_ld_motion_stores): Copy store values to registers for loads
4838 which have been moved.
4839 (regvec, st_antloc, num_store): New global statics.
4840 (reg_set_info): Marks registers as set.
4841 (store_ops_ok): Verfies registers expressions are valid in a block.
4842 (find_moveable_store): Look for moveable stores in a pattern.
4843 (compute_store_table): Find stores in a function worth moving, maybe.
4844 (load_kills_store): Check dependance of a load and store.
4845 (find_loads): Find any loads in a pattern.
4846 (store_killed_in_insn): Check if a store is killed in an insn.
4847 (store_killed_after): Check is store killed after an insn in a block.
4848 (store_killed_before): Check is store killed before an insn in a block.
4849 (build_store_vectors): Generate the antic and avail vectors.
4850 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4851 (insert_store): Add a store to an edge.
4852 (replace_store_insn): Replace a store with a SET insn.
4853 (delete_store): Delete a store insn.
4854 (free_store_memory): Free memory.
4855 (store_motion): Perform store motion.
4856 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4857 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4858 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4859 (f_options): Add gcse-lm and gcse-sm.
4861 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4863 * i386.c (expand_fp_movcc): Fix condition reversal code.
4865 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4866 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4867 (CLASS_MAX_NREGS): Use it.
4869 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4870 handle properly complex values.
4871 (CLASS_MAX_NREGS): Likewise; update comment.
4873 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4875 * ia64.c (ia64_flag_schedule_insns2): New variable.
4876 (ia64_override_options): Initialize it. Clear
4877 flag_schedule_insns_after_reload.
4878 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4880 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4882 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4883 Do not require source to match destination anymore;
4884 Add abort to the nontrivial cases that should be handled by split.
4885 (fix_trunc?fdi): Add SSE case for x86_64.
4886 (floatdi?f): Likewise.
4887 (floatdi?f_sse): New.
4888 (fix_trunc?fdi_sse): New.
4890 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4892 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4893 (DEBUG_ARANGES_END_LABEL): Ditto.
4894 (dwarfout_init): Generate length and version fields at the start
4895 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4896 after the length field.
4897 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4898 the .debug_aranges info.
4900 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4902 * i386.c (call, call_value): Make sure that resulting call_insn
4903 does have proper second operand.
4905 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4907 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4908 function. Remove include of sys/cygwin.h.
4910 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4912 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4913 (CPP_SPEC): Always search */include/w32api for header files.
4914 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4915 (LINK_SPEC): Add "cyg" to the library search prefixes.
4917 2001-04-08 Philip Blundell <philb@gnu.org>
4919 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4921 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4923 * cpperror.c (print_location): Don't special case <stdin>.
4924 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4925 WARNING, but we don't check if we're in system headers.
4926 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4927 * cpplib.c (do_warning): Warn in system headers.
4929 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4931 * mbchar.c: Include config.h first.
4933 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4935 * config.gcc: Set default for xmake_file at top, not bottom.
4936 Change places that set xmake_file to "none" to set to the
4937 empty string instead, or remove them entirely if there is no
4938 default xmake_file for this cpu_type. Remove references to
4941 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4942 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4943 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4944 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4945 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4946 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4947 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4948 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4949 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4950 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4953 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4954 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4955 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4956 config/mips/x-sysv, config/rs6000/x-aix31:
4957 Just set CLIB to -lld or -lmld, as appropriate.
4959 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4960 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4961 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4962 config/mips/x-iris, config/pa/x-pa:
4963 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4964 OTHER_FIXINCLUDES_DIRS.
4966 * config/i386/x-djgpp: Don't set LN or LN_S.
4967 * config/m88k/x-dolph: Don't define __m88k__.
4968 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4969 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4970 * config/i860/fx2800.h: No need to #undef SVR4.
4972 38 x-host fragments remain, 2 x-cpu.
4974 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4976 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4978 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4980 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4982 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4984 * configure.in: Add check for lstat.
4985 * configure, config.in: Regenerate.
4986 * cppinit.c (append_include_chain): Make empty path ".".
4987 * cpplib.c (do_line): Don't simplify #line paths.
4988 * cppfiles.c (remove_component_p): New function.
4989 (find_or_create_entry): Acknowledge stat () errors during
4990 path simplification.
4991 (handle_missing_header): Don't simplify paths.
4992 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4993 the empty path untouched. Don't leave a trailing '/'.
4995 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4997 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4998 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5000 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5002 * cppfiles.c (open_file): Fail directories silently, but
5003 with an errno of NOENT set.
5004 (read_include_file): Move the common exit code to the sole
5005 caller. Return an int indicating success or failure. Let
5006 open_file handle directories.
5007 (stack_include_file): If read_include_file fails,
5008 push a "null" buffer.
5010 2001-04-05 DJ Delorie <dj@redhat.com>
5012 * function.h (virtuals_instantiated): Declare.
5013 * function.c: (virtuals_instantiated): Make global.
5014 * calls.c (emit_library_call_value_1): Use
5015 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5016 Otherwise, use the stack pointer directly.
5018 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5020 * i386.c (x86_initialize_trampoline): New global function.
5021 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5022 (INITIALIZE_TRAMPOLINE): Move offline.
5023 * i386-protos.h (x86_initialize_trampoline): Declare.
5025 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5027 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5028 (lea_0): Rename to lea_1.
5029 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5030 (lea_general_?): Allow SImodes on TARGET_64BIT
5031 (lea_general_?_zext): New patterns.
5032 (call_1, call_1_rex64): Fix.
5034 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5036 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5038 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5040 * i386.c (function_arg): Return constm1_rtx for last argument.
5041 (ix86_expand_prologue): Update gen_call calls.
5042 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5043 * i386.md (call_pop): Likewise.
5044 (call): Second operand is VOIDmode.
5045 (call_0): Likewise; Support 64bits.
5046 (call_exp): New expander.
5047 (call_1): Get to the sync.
5048 (call_1_exp): New pattern.
5049 (call_value): Support 64bit.
5050 (call_value_exp): New pattern.
5051 (untyped_call): Update gen_call call.
5052 (call_value_pop): Disable for 64bit.
5053 (call_value_0_rex64): New pattern.
5054 (call_value_1_rex64): Likewise.
5056 2001-04-05 Bo Thorsen <bo@suse.de>
5058 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5060 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5062 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5063 satisfies ANY_QI_REG_P.
5065 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5067 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5070 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5073 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5075 * config.gcc: Remove default for xm_file. Clean up local
5076 machine type handling. Remove settings of xm_file to
5077 something that doesn't exist. In the big switch, set xm_file,
5078 don't append to it (the value before the big switch is always
5079 null). Don't force build_xm_file or host_xm_file to have a value.
5080 * configure.in: Remove default for xm_file. Do not special
5081 case $cpu/xm-$cpu.h not existing.
5082 * configure: Regenerate.
5084 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5086 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5087 when folding integer division and modulo operations.
5089 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5091 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5092 instead of DWARF2_ADDR_SIZE for EH addresses.
5093 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5096 2001-04-04 Richard Henderson <rth@redhat.com>
5098 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5099 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5100 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5102 2001-04-04 Richard Henderson <rth@redhat.com>
5104 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5105 * configure: Rebuilt.
5107 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5109 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5110 push insns to delete to it instead of deleting them.
5111 (delete_null_pointer_checks): Delete insns from delete_list after
5112 all delete_null_pointer_checks_1 passes are done.
5114 2001-04-04 Richard Henderson <rth@redhat.com>
5116 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5117 * configure: Rebuilt.
5119 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5121 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5122 * config/romp/xm-romp.h: Delete.
5124 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5126 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5129 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5131 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5132 all labels present in rtx.
5133 (try_split) Call new function for all split insns.
5135 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5137 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5138 sure the change won't be validated.
5140 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5142 * rtl.h (set_noop_p): Declare.
5143 * flow.c (set_noop_p): Move from here ...
5144 * rtlanal.c (set_noop_p): ... to here and enhance.
5145 * cse.c (delete_trivially_dead_insns): Use it.
5146 * gcse.c (hash_scan_set): Likewise.
5147 * jump.c (delete_noop_moves): Likewise.
5148 * recog.c (split_all_insns): Likewise.
5150 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5152 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5153 stack pointer via a LO_SUM. Ditto for setting a temp register
5154 used to save to the stack. Set cfa_temp when setting fp, and
5155 allow matches to cfa_temp in addition to cfa_store when saving
5156 regs. Handle POST_INC and LO_SUM register stores. Document the
5157 changes and errors in rule 12 doco.
5159 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5160 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5161 (load_reg): Move closer to epilogue code.
5162 (DO_FRAME_NOTES): Define to control the following..
5163 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5164 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5166 (hppa_expand_epilogue): Likewise.
5168 2001-04-03 Richard Henderson <rth@redhat.com>
5170 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5171 * configure: Rebuild.
5173 2001-04-03 Richard Henderson <rth@redhat.com>
5175 * rtl.h (LCT_THROW): New.
5176 * calls.c (emit_library_call_value_1): Handle it.
5177 * except.c (connect_post_landing_pads): Use it.
5179 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5181 * gansidecl.h: Delete file.
5182 * configure.in: Change all refs to gansidecl.h to use
5183 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5185 * configure: Regenerate.
5187 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5188 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5189 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5190 Don't include gansidecl.h.
5191 * intl.c, main.c, version.c, fixinc/fixlib.h,
5192 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5195 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5197 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5200 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5202 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5203 config/i386/xm-next.h, config/i386/xm-sco.h,
5204 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5205 config/m88k/xm-m88k.h: Delete.
5207 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5208 * config/romp/xm-romp.h: Don't define bcopy.
5209 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5210 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5212 * config.gcc: Remove references to deleted files.
5214 14 xm-host.h remain, 1 xm-cpu.h.
5216 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5217 David S. Miller <davem@pierdol.cobaltmicro.com>
5218 Andrew MacLeod <amacleod@redhat.com>
5220 Use byte offsets in SUBREGs instead of words.
5222 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5223 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5224 to pass new argument.
5225 (add_stored_regs): Use subreg_regno_offset function.
5226 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5228 (precompute_arguments): Use gen_lowpart_SUBREG.
5229 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5230 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5231 (simplify_set): Rework to use SUBREG_BYTE.
5232 (expand_field_assignment): Use SUBREG_BYTE.
5233 (make_extraction): Use SUBREG_BYTE.
5234 (if_then_else_cond): Use SUBREG_BYTE.
5235 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5236 (gen_lowpart_for_combine): Compute full byte offset.
5237 * cse.c (mention_regs): Use SUBREG_BYTE.
5238 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5239 (canon_hash): Use SUBREG_BYTE.
5240 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5241 (gen_lowpart_if_possible): Formatting.
5242 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5244 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5245 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5246 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5247 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5248 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5249 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5250 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5251 certain invariants about SUBREGs the compiler creates.
5252 (gen_lowpart_SUBREG): New function.
5253 (subreg_hard_regno): New function to get the final register number.
5254 (gen_lowpart_common): Use SUBREG_BYTE.
5255 (gen_imagpart): Spacing nits.
5256 (subreg_realpart_p): Use SUBREG_BYTE.
5257 (gen_highpart): Use SUBREG_BYTE.
5258 (subreg_lowpart_p): Always compute endian corrected goal offset,
5259 even at the byte level, then compare against that.
5260 (constant_subword): New function, pulled out all constant cases
5261 from operand_subword and changed second argument name to offset.
5262 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5263 and call constant_subword to do the work. Return const0_rtx if
5264 looking for a word outside of OP.
5265 (operand_subword_force): Change second arg name to offset.
5266 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5267 (store_split_bit_field): Use SUBREG_BYTE.
5268 (extract_bit_field): Use SUBREG_BYTE.
5269 (extract_split_bit_field): Use SUBREG_BYTE.
5270 (expand_shift): Use SUBREG_BYTE.
5271 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5272 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5273 * flow.c (set_noop_p): Use SUBREG_BYTE.
5274 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5275 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5276 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5278 (optimize_bit_field): Use SUBREG_BYTE.
5279 (purge_addressof_1): Use SUBREG_BYTE.
5280 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5281 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5282 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5283 * gengenrtl.c (special_rtx): Add SUBREG.
5284 * global.c (mark_reg_store): Use SUBREG_BYTE.
5285 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5286 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5287 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5288 final byte offset is congruent to subreg's mode size.
5289 (subst_constants): Use SUBREG_BYTE.
5290 (mark_stores): Use subreg_regno_offset function.
5291 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5292 function and SUBREG_BYTE.
5293 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5294 (reg_is_born): Use subreg_hard_regno.
5295 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5296 endian correction code. Don't combine subregs unless resulting
5297 offset aligns with type. Fix subreg constant extraction for DImode.
5298 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5299 (general_operand): Remove dead mode_altering_drug code.
5300 (indirect_operand): Use SUBREG_BYTE.
5301 (constrain_operands): Use subreg_regno_offset function.
5302 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5303 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5304 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5305 * regs.h (REG_SIZE): Allow target to override.
5306 (REGMODE_NATURAL_SIZE): New macro which target can override.
5307 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5308 on the entire subreg rtx.
5309 (push_reload): Use SUBREG_BYTE in comments and code.
5310 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5311 for hard registers inside subregs.
5312 (operands_match_p): Use subreg_regno_offset.
5313 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5314 containing hard regs.
5315 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5316 corrections when fixing up MEM subregs.
5317 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5318 subreg_regno_offset where appropriate.
5319 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5320 byte endian corrections when fixing up MEM subregs.
5321 (subst_reloads): When combining two subregs, make sure final
5322 offset is congruent to subreg's mode size.
5323 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5324 (refers_to_regno_for_reload_p): Use subreg_regno.
5325 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5326 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5327 correction code for memory subreg fixups.
5328 (forget_old_reload_1): Use subreg_regno_offset.
5329 (choose_reload_regs): Use subreg_regno.
5330 (emit_input_reload_insns): Use SUBREG_BYTE.
5331 (reload_combine_note_store): Use subreg_regno_offset.
5332 (move2add_note_store): Use subreg_regno_offset.
5333 * resource.c (update_live_status, mark_referenced_resources): Use
5334 subreg_regno function.
5335 (mark_set_resources): Use subreg_regno function.
5336 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5337 (subreg_regno_offset, subreg_regno): Define prototypes.
5338 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5339 (gen_lowpart_SUBREG): Add prototype.
5340 * rtl.texi (subreg): Update to reflect new byte offset representation.
5341 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5342 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5343 (reg_overlap_mentioned_p): Use subreg_regno.
5344 (replace_regs); Make sure final offset of combined subreg is
5345 congruent to size of subreg's mode.
5346 (subreg_regno_offset): New function.
5347 (subreg_regno): New function.
5348 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5349 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5350 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5351 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5352 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5353 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5354 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5355 (print_operand): Use SUBREG_BYTE.
5356 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5357 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5358 (arm_reload_out_hi): Use SUBREG_BYTE.
5359 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5360 instead of SUBREG_WORD.
5361 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5362 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5363 SUBREG creation to use byte offset.
5364 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5365 inverted load insns): Fix explicit rtl subregs to use byte
5367 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5368 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5369 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5370 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5371 to use byte offsets.
5372 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5373 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5374 offsets, also make sure it is congruent to SUBREG's mode size.
5375 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5376 unnamed ldob insn): Generate SUBREGs with byte offset.
5377 (zero_extendqihi2): SUBREG's are byte offsets.
5378 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5379 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5380 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5381 zero-extendqisi2): Generate SUBREGs with byte offset.
5382 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5383 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5384 subregs in rtl to use byte offsets.
5385 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5386 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5387 (mips_move_2words): Use subreg_regno_offset.
5388 (mips_secondary_reload_class): Use subreg_regno_offset.
5389 * config/mips/mips.md (DImode plus, minus, move, and logical op
5390 splits): Fixup explicit subregs in rtl to use byte offsets.
5391 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5392 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5393 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5394 rtl to use byte offsets.
5395 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5396 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5397 subregs to use byte offsets.
5398 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5399 Fixup explicit subregs in rtl to use byte offsets.
5400 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5401 and remove byte endian correction code.
5402 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5403 (gen_ashift_hi): Use SUBREG_BYTE.
5404 (regs_used): Use subreg_regno_offset.
5405 (machine_dependent_reorg): Use subreg_regno_offset.
5406 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5407 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5408 (movdf_i4): Subregs are byte offsets now.
5409 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5410 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5411 (REGMODE_NATURAL_SIZE): Override.
5412 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5413 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5415 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5416 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5417 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5418 it is congruent to SUBREG's mode size.
5419 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5421 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5422 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5423 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5424 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5425 * config/v850/v850.c (print_operand, output_move_double): Use
5426 subreg_regno function.
5428 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5430 * configure.in (target_subdir): Use target_alias, not target.
5431 * configure: Rebuilt.
5433 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5435 * config/sh/crti.asm: Fix typos in comments.
5437 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5439 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5440 TARGET_FAST_INDIRECT_CALLS.
5441 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5443 (return_addr_rtx): Short circuit export stub matching when
5444 TARGET_NO_SPACE_REGS.
5445 (output_millicode_call): For out of range calls, make -fPIC
5446 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5447 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5448 * pa.md: Modify length attr calculation of all millicode insns to
5451 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5453 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5454 Require at least 2.11 in the version test. Specifically check
5455 for and reject GAS version 2.10.90.
5456 * configure: regenerate.
5458 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5460 * pa.c (override_options): Remove PIC profiling warning.
5461 (hp_profile_labelno): Delete.
5462 (hp_profile_label_rtx): Delete.
5463 (hp_profile_label_name): Delete.
5464 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5465 (output_function_prologue): Remove profiling code and all tests on
5466 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5467 merge_sp_adjust_with_store can work for PIC and profiling.
5468 (hppa_expand_epilogue): Remove profile_flag test.
5469 (hppa_can_use_return_insn_p): Likewise.
5470 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5471 cater for PROFILE_HOOK.
5472 (hppa_profile_hook): New function.
5473 * pa.h (FUNCTION_PROFILER): Now does nothing.
5474 (PROFILE_HOOK): Define.
5475 (hppa_profile_hook): Declare.
5476 (PROFILE_BEFORE_PROLOGUE): Delete.
5477 (ASM_OUTPUT_REG_PUSH): Delete.
5478 (ASM_OUTPUT_REG_POP): Delete.
5479 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5480 r24. Accept function name operand, and use this and a locally
5481 generated label to calculate pc-rel offset to func start.
5483 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5485 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5486 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5489 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5491 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5492 LO_SUM cases to where they belong.
5494 2001-04-02 Richard Henderson <rth@redhat.com>
5496 * except.h (lang_eh_type_covers): Mark extern.
5497 (lang_eh_runtime_type): Likewise.
5499 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5501 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5502 gengenrtl.c: Wrap generated header in multiple-include guard.
5503 Improve error checking.
5505 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5507 * configure.in: Don't check for putenv.
5508 * configure: Regenerate.
5509 * gcc.c (putenv): Don't define.
5510 * vax/xm-vms.h: Handle putenv.
5512 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5514 * ifcvt.c (noce_emit_move_insn): New.
5515 (noce_try_store_flag, noce_try_store_flag_constants,
5516 noce_try_store_flag_inc, noce_try_store_flag_mask,
5517 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5518 noce_try_abs): Use it.
5519 (noce_process_if_block): Likewise.
5520 For STRICT_LOW_PART, take mode from its SUBREG.
5522 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5524 * fold-const.c (fold): Before optimizing unsigned comparison with
5525 0x7fffffffU, make sure arg0 is integral type.
5527 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5529 * c-tree.texi: Document representation of wide strings.
5531 2001-04-01 Richard Henderson <rth@redhat.com>
5533 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5535 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5537 * i386.md: remove obsoleted comments.
5538 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5539 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5540 fix output template.
5542 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5544 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5546 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5548 * loop.c (load_mems): When generating a load from a pseudo, update
5551 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5553 * i386.c (ix86_split_long_move): Use change address to compensate
5554 stack pointer change in push instruction.
5556 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5558 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5559 instead of rtx_equal_p; fix the output template.
5561 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5563 * i386.c (ix86_expand_setcc): Support 64bit.
5564 (ix86_expand_int_movcc): Likewise.
5565 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5568 * i386.md (allocate_stack_worker): Turn to expander.
5569 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5571 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5573 2001-03-29 Richard Henderson <rth@redhat.com>
5575 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5577 2001-03-28 Matthew Hiller <hiller@redhat.com>
5579 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5582 * MAINTAINERS: Added self.
5584 2001-03-28 Richard Henderson <rth@redhat.com>
5586 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5587 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5589 2001-03-28 Jim Wilson <wilson@redhat.com>
5591 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5594 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5596 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5598 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5601 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5603 2001-03-28 DJ Delorie <dj@redhat.com>
5605 * Makefile.in (stage1_build): Revert CFLAGS patch.
5607 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5609 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5610 when multiplier or multiplicand is zero.
5612 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5614 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5616 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5618 (set_src_needs_barrier): Likewise.
5619 (rtx_needs_barrier): For SET case, use these two functions. Rework
5620 PARALLEL case to handle all inputs before all outputs.
5621 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5622 saw a label and no stop bit since then.
5623 (maybe_rotate, process_epilogue): Add prototypes.
5625 2001-03-28 Richard Henderson <rth@redhat.com>
5627 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5628 not TARGET_TOC for special toc restore handling.
5629 * config/rs6000/rs6000.md (eh_return): Likewise.
5631 2001-03-28 Richard Henderson <rth@redhat.com>
5633 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5634 current_function_calls_eh_return.
5635 (output_function_epilogue): Handle eh_return.
5636 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5637 (EH_RETURN_DATA_REGNO): New.
5638 (EH_RETURN_STACKADJ_RTX): New.
5639 (EH_RETURN_HANDLER_RTX): New.
5640 * config/sparc/sparc.md (call/short branch peepholes): Check
5641 can_throw_internal instead of in_same_eh_region.
5643 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5644 for eh_return data registers.
5645 (rs6000_emit_prologue): Save eh_return data registers.
5646 (rs6000_emit_epilogue): Force inline restores if eh_return.
5647 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5648 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5649 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5650 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5651 the target uses one.
5652 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5653 (return_eh_si, return_eh_di): Remove.
5654 (eh_return): New, from corpse of eh_epilogue.
5655 (eh_set_lr_si, eh_set_lr_di): New.
5657 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5658 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5659 True for pic register if current_function_calls_eh_return.
5660 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5661 Handle eh_return requirements.
5662 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5663 (EH_RETURN_STACKADJ_RTX): New.
5664 * config/i386/i386.md (exception_receiver): Remove.
5665 (eh_return, eh_return_1): New.
5666 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5668 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5669 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5670 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5671 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5672 (EH_RETURN_DATA_REGNO): New.
5673 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5674 * config/alpha/alpha.md (eh_epilogue): Remove.
5675 (exception_receiver): Use $26 for ldgp input.
5676 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5678 2001-03-28 Richard Henderson <rth@redhat.com>
5680 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5681 * except.h: Likewise.
5683 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5684 (LIB2ADDEHDEP): New.
5685 (LIB2FUNCS_EH): Remove.
5686 (LIB2ADD): Remove LIB2ADDEH.
5687 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5688 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5689 (crt{begin,end}[S].o): Likewise.
5690 (except.o): Update includes.
5691 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5692 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5694 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5695 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5696 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5697 * builtins.c (expand_builtin): Implement it.
5698 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5699 * c-common.c (c_common_nodes_and_builtins): Declare it.
5700 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5701 * calls.c (libfunc_nothrow): Remove.
5702 (emit_library_call_value_1): Don't call it.
5703 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5704 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5705 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5706 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5707 (current_funcdef_number): Globalize.
5708 (output_call_frame_info): Emit frame data if an lsda is needed.
5709 Generate augmentation for personality routine. Don't play with
5711 (dwarf2out_begin_prologue): Record funcdef_number.
5712 * dwarf2out.h (current_funcdef_number): Declare.
5713 * expr.c (expand_expr): Update for except.h name changes.
5714 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5715 * expr.h (LTI_throw, LTI_rethrow): Remove.
5716 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5717 (LTI_eh_rtime_match): Remove.
5718 (LTI_unwind_resume, LTI_eh_personality): Add.
5719 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5720 * final.c (final): Don't call check_exception_handler_labels,
5721 init_insn_eh_region, or free_insn_eh_region.
5722 (final_scan_insn): Always emit debug labels for
5723 NOTE_INSN_EH_REGION notes.
5724 * flags.h (flag_new_exceptions): Remove.
5725 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5726 (record_active_eh_regions): Remove.
5727 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5728 Use can_throw_internal.
5729 (find_basic_blocks_1): Likewise.
5730 (move_stray_eh_region_notes): Remove.
5731 (find_label_refs): No eh_return_stub_label.
5732 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5733 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5735 (delete_unreachable_blocks): Don't track deleted handlers.
5736 (flow_delete_block): Use maybe_remove_eh_handler.
5737 (delete_eh_regions): Remove.
5738 (merge_blocks): Don't check for eh region match.
5739 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5740 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5741 (init_propagate_block_info): Disable dead frame store optimization
5742 when current_function_calls_eh_return.
5743 (dump_bb): Don't print eh_beg, eh_end.
5744 * function.c (fixup_var_refs): No catch_clauses.
5745 (expand_function_end): Likewise. Call expand_eh_return before
5746 the return register use. Call sjlj_emit_function_exit_after.
5747 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5748 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5749 * ifcvt.c (dead_or_predicable): Remove eh region check.
5750 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5751 Don't check for EH vs parameters.
5752 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5753 (expand_inline_function): Call duplicate_eh_regions.
5754 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5755 (copy_insn_notes): Remap REG_EH_REGION notes.
5756 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5757 * integrate.h (struct inline_remap): Add local_return_label.
5758 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5759 check_exception_handler_labels, nor exception_optimize.
5760 (find_cross_jump): No EH region check.
5761 * optabs.c (init_optabs): Update for changed eh libfuncs.
5762 * rtl.def (RESX): New.
5763 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5764 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5765 checks. Update for except.h name changes.
5766 (expand_cleanups): Likewise.
5767 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5768 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5769 (compile_file): Call init_eh before init_optabs. Don't
5770 output_exception_table here.
5771 (rest_of_compilation): Call convert_from_eh_region_ranges,
5772 convert_to_eh_region_ranges, output_function_exception_table.
5773 Don't emit_eh_context.
5774 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5775 (EXC_PTR_EXPR): New.
5777 * md.texi (eh_epilogue): Remove.
5778 (eh_return): Document.
5779 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5780 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5782 * eh-common.h: Remove file.
5783 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5784 * libgcc2.c (L_eh): Remove.
5786 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5787 * unwind-dw2-fde.h: New file.
5788 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5789 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5790 * libgcc-std.ver: Update for eh symbols.
5792 2001-03-27 Richard Henderson <rth@redhat.com>
5794 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5795 reduce false positives.
5796 (regmove_optimize): Disable if flag_non_call_exceptions.
5798 * stmt.c (expand_return): Remove always true predicate.
5799 (expand_decl_cleanup_no_eh): Remove dead code.
5801 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5802 barrier code. Add a scheduling barrier if a non-call insn
5803 can throw internally.
5805 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5806 Auto-inc addresses trap only if their base register does.
5808 * except.c (can_throw_internal): Rename from can_throw.
5809 * except.h, resource.c: Update references.
5811 * integrate.c (copy_insn_list): Use returnjump_p.
5812 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5814 * function.h (struct function): Move all boolean valued fields
5815 to single bit fields at the end of the struct.
5817 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5819 Rename asynchronous_exceptions to flag_non_call_exceptions.
5821 * gthr-single.h (UNUSED): New. Distinguish between how C
5822 and C++ mark unused function arguments. Use throughout.
5824 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5825 value to target configuration header.
5826 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5827 * config.in, configure: Rebuild.
5828 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5829 configuration and target defines.
5830 (exceptions_via_longjmp): Remove.
5831 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5832 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5834 * except.h (flag_non_call_exceptions): Move ...
5835 * flags.h: ... here.
5837 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5838 exceptions, put the note on the trapping instruction.
5840 * flags.h (flag_new_exceptions): Remove.
5841 * toplev.c: Don't set it.
5842 * final.c: Don't check it.
5843 * except.c: Provide stub definition.
5845 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5846 (calculate_global_regs_live): Kill call-clobbered registers
5847 across exception edges.
5848 * reg-stack.c (convert_regs_1): Kill the entire target stack
5849 across non-call exception edges.
5851 * flow.c (cleanup_cfg): Take no argument.
5852 * output.h, sibcall.c, toplev.c: Update all calls.
5854 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5856 * configure.in: Don't check for bcopy.
5857 * configure, config.in: Regenerate.
5859 * system.h: Don't define or prototype bcopy, instead poison it.
5861 2001-03-27 Richard Henderson <rth@redhat.com>
5863 * function.c (expand_function_start): Set DECL_REGISTER on
5864 a pseudo used for DECL_RESULT.
5866 * rtl.h (LCT_NORETURN): New.
5867 * calls.c (emit_library_call_value_1): Handle it.
5869 2001-03-27 Stan Shebs <shebs@apple.com>
5871 * objc/objc-act.c (objc_init): Use dump_base_name.
5872 (gen_declaration): Clear the buffer arg.
5873 (gen_declaration_1): New function, body of gen_declaration.
5874 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5875 (gen_method_decl): Ditto, plus always clear buffer arg.
5876 (error_with_ivar): Simplify.
5877 (warn_with_method): Ditto.
5878 (build_message_expr): Don't clear buffers.
5879 (dump_interface): Ditto.
5880 (objc_debug): Ditto.
5881 (build_keyword_selector): Clear the buffer by only zeroing
5883 (objc_implementation_context): Declare.
5884 (start_class): Warn about missing @end.
5885 (finish_objc): Ditto.
5887 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5889 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5891 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5893 * Makefile.in (SYSTEM_H): Define.
5894 Depend on $(SYSTEM_H), not system.h.
5896 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5898 2001-03-27 Jim Wilson <wilson@redhat.com>
5900 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5902 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5903 (process_epilogue): New static function.
5904 (process_set): Call process_epilogue instead of emitting .restore
5906 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5908 * flow.c (struct reg_cond_life_info): New fields orig_condition
5910 (init_propagate_block_info): Set new fields.
5911 (mark_regno_cond_dead): Set and use new fields.
5912 (flush_reg_cond_reg_1): Likewise.
5913 (and_reg_cond, case AND): Check for redundant AND conditions.
5914 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5917 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5919 * cppmacro.c (stringify_arg): Null terminate strings.
5921 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5923 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5924 inclusion style. xm-m68hc11.h no longer exists.
5925 * config/m68hc11/xm-m68hc11.h: Delete file.
5926 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5928 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5929 Don't define GCC_VERSION, N_, or PARAMS; don't include
5930 gansidecl.h or stdio.h. Define inhibit_libc here.
5931 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5932 Delete code conditioned on #if GCC_VERSION == 2095.
5934 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5935 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5936 Delete code conditioned on #if GCC_VERSION == 2095.
5938 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5940 * system.h: Include symcat.h.
5941 (STRINGIFY): Don't define.
5943 * configure.in: Adjust comment.
5945 * builtins.c: Use STRINGX, not STRINGIFY.
5946 * gencheck.c: Likewise.
5947 * gengenrtl.c: Likewise.
5948 * protoize.c: Likewise.
5950 * cpplex.c: Don't include symcat.h.
5951 * cpplib.c: Likewise.
5953 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5955 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5957 * c-typeck.c (digest_init): Fold init expression.
5959 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5961 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5963 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5965 * except.c (eh_regs): Save results of build_pointer_type to a temp
5966 as FUNCTION_VALUE macro may evaluate its args multiple times.
5968 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5970 * c-common.h (DECL_NUM_STMTS): New macro.
5971 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5973 (pushdecl): Likewise.
5974 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5975 * integrate.c (expand_inline_function): Don't check
5977 * print-tree.c (print_node): Don't print it.
5978 * toplev.c (rest_of_compilation): Don't try to inline when
5979 flag_no_inline is on.
5980 * tree.h (DECL_FRAME_SIZE): Remove.
5981 (tree_decl): Adjust accordingly.
5983 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5985 * combine.c (try_combine): Use memcpy, not bcopy.
5987 * genattrtab.c (expand_units): Likewise.
5989 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5991 * i386.md (push mem DI peep2): New.
5992 (mov 0, mov -1 peep2): Handle 64bit.
5993 (lea to arithmetics peep2): Handle 64bit leas.
5994 (rsp arithmetics to push/pop peep2s): New.
5996 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5998 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6000 * i386.c (struct machine_function): Add save_varrargs_registers.
6001 (ix86_save_varrargs_registers): New macro.
6002 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6003 (ix86_expand_prologue): Likewise.
6004 (ix86_emit_epilogue_esp_adjustement): Likewise.
6005 (ix86_expand_epilogue): Likewise.
6006 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6007 (pro_epilogue_adjust_stack_1): New insn.
6008 (pro_epilogue_adjust_stack_rex64): Likewise.
6009 * i386.h (MASK_NO_RED_ZONE): New constant.
6010 (TARGET_RED_ZONE): New macro.
6011 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6012 (RED_ZONE_SIZE): New constant.
6013 (RED_ZONE_RESERVE): New constant.
6015 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6017 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6019 2001-03-25 Kazu Hirata <kazu@hxi.com>
6021 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6024 (umodhi3): Likewise.
6027 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6029 * mkconfig.sh (DEFINES): Handle entries with '='.
6031 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6032 Set xm_defines to MACRO=value instead.
6034 * i370/xm-mvs.h: Delete.
6036 * ns32k/xm-pc532-min.h: Likewise.
6038 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6040 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6042 use ix86_expand_binary_operator
6043 (?sh??i_?): Disable for 64bit.
6044 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6045 * i386.c (shiftdi_operand): New predicate.
6047 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6048 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6049 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6050 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6051 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6052 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6053 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6054 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6055 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6056 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6057 (rotldi3, rotrdi3): New expanders.
6059 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6061 * i386.md (movstrsi): Move offline.
6063 (strmovdi_rex64): New.
6064 (strmov?i): Accept 64bit.
6065 (strmov?i_rex64): New.
6066 (strmov?i_rex_1): New.
6067 (strmov?i_1): Disable for 64bit.
6068 (rep_mov?i_rex64): New.
6069 (rep_mov?i): Disable for 64bit.
6070 (clrstrsi): Move offline.
6071 (strset?i_rex64): New.
6072 (strset?i: Accept 64bit.
6073 (rep_stos?i): Disable for 64bit.
6074 (rep_stos?i_rex64): New.
6075 (strset?i_rex_1): New.
6076 (strset?i_1): Disable for 64bit.
6077 (cmpstrsi): Accept 64bit.
6078 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6079 (cmpstrqi_nz_rex_1): New.
6080 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6081 (strlensi): Move offline.
6083 (strlenqi_1): Disable for 64bit; fix constraints.
6084 (strlenqi_rex_1): New.
6085 * i386.c (ix86_adjust_counter): New static function.
6086 (ix86_zero_extend_to_Pmode): Likewise.
6087 (ix86_expand_aligntest): Likweise.
6088 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6089 (ix86_expand_movstr): New global function.
6090 (ix86_expand_clrstr): New global function.
6091 (ix86_expand_strlen): New global function.
6092 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6093 ix86_expand_strlen): Declare.
6094 (ix86_expand_strlensi_unroll_1): Delete.
6096 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6098 * i386.md (cmpdi): Fix operand predicates.
6099 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6100 cmpdi_1_insn_rex64): New patterns.
6101 (adddi3): Turn to expander.
6102 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6103 (addsi3_carry_zext): New pattern.
6104 (adddi_?_rex64): New patterns and splitters.
6105 (addsi_?_zext): New patterns.
6106 (subsi3_carry_zext): New pattern.
6107 (subdi_?_rex64): New patterns and splitters.
6108 (iorsi_?_zext): New patterns.
6109 (iordi_?_rex64): New patterns and splitters.
6110 (iorsi_?_zext): New patterns.
6111 (iorsi_?_zext_imm): New patterns.
6112 (xorsi_?_zext): New patterns.
6113 (xordi_?_rex64): New patterns and splitters.
6114 (xorsi_?_zext): New patterns.
6115 (negdi*): New patterns.
6116 (one_cmpldi*): Likewise.
6117 (one_cmplsi*_zext, negsi*_zext): Likewise.
6118 (testqi_ext_3_rex64): New pattern.
6120 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6122 * i386-protos.h (ix86_split_long_move): Return void.
6123 * i386.c (ix86_split_to_parts): Handle 64bit target.
6124 (ix86_split_long_move): Likewise.
6125 * i386.md (all calls to ix86_split_long_move): Update.
6127 2001-03-23 Richard Henderson <rth@redhat.com>
6129 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6130 to avoid shadowing arguments.
6132 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6134 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6135 to variable names where DECL_NAME is different from
6136 DECL_ASSEMBLER_NAME.
6138 2001-03-23 Jim Wilson <wilson@redhat.com>
6140 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6141 (assemble_alias): Call make_decl_rtl.
6143 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6145 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6147 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6149 * extend.texi: Document the "java_interface" attribute.
6151 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6153 * mkconfig.sh: Use a subshell with redirected stdout,
6154 instead of closing stdout and confusing commands that run
6155 afterward. Throw away output of cmp.
6157 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6159 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6161 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6163 * i386.md (zero_extendsidi2_32): Break out from ...
6164 (zero_extendsidi2): ... here ; turn to expander.
6165 (zero_extendsidi2_rex64): New.
6166 (extendsidi2_32): Break out from ...
6167 (extendsidi2): ... here ; turn to expander.
6168 (extendsidi2_rex64): New.
6169 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6170 (trunc?f?f splitters): Add 64bit versions.
6172 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6174 * i386.md (pushsi, pushsi2_prologue): Disable.
6175 (pushsi2_rex64): New.
6176 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6177 (movqi_ext_1): Disable for 64bit.
6178 (movqi_ext_1_rex64): New.
6179 (pushdi2_rex64): New pattern, peep2s and splitter.
6180 (pushdi2_prologue_rex64): New pattern.
6181 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6183 (movdi splitters): Disable for 64bit.
6184 (movdi_1_rex64): New pattern, peep2s and splitters.
6185 (swapdi): New pattern.
6186 (pushsf): Disable for 64bit.
6187 (pushsf_rex64): New pattern and splitter.
6188 (pushdf_nointeger): Disable for 64bit.
6189 (pushdf_integer): Handle the 64bit case.
6190 (pushtf): Likewise; update splitters.
6192 2001-03-22 Richard Henderson <rth@redhat.com>
6194 * mkconfig.sh: Include insn-flags.h.
6195 * Makefile.in (CONFIG_H): Include insn-flags.h.
6196 (lots of objects): Remove insn-codes.h and insn-flags.h.
6198 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6199 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6200 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6201 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6202 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6203 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6204 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6205 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6206 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6207 v850/v850.c, vax/vax.c:
6208 Don't include insn-flags.h.
6210 * diagnostic.c, expr.h, reload.c, toplev.c:
6211 Don't include insn-codes.h.
6213 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6214 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6215 c4x/c4x.c, i960/i960.c, mips/mips.c:
6216 Don't include insn-codes.h or insn-flags.h.
6218 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6219 or insn-flags.h in the generated code.
6220 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6221 (main): Forward declare struct rtx_def.
6223 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6225 * invoke.texi (-ffast-math): Remove duplicate line about
6228 * gcc.texi: Remove more obsolete documentation of bugs and
6229 installation problems.
6231 2001-03-21 Kazu Hirata <kazu@hxi.com>
6233 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6236 2001-03-20 Jason Merrill <jason@redhat.com>
6238 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6240 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6241 * varasm.c (CHKR_PREFIX): Likewise.
6243 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6245 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6246 is part of a multi-SET insn.
6248 * cse.c (find_comparison_args): Remove previous change.
6249 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6252 * config/i386/i386.md (conditional_trap): Remove warning.
6254 * recog.c (push_operand): Fix error in last change that caused
6255 undefined symbol on many targets.
6257 * sdbout.c: #include ggc.h.
6258 (sdbout_init): Move to end of file.
6259 Call ggc_add_tree_root for anonymous_types.
6260 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6261 (sdbout_one_type): Use DECL_NAME for field name.
6262 * Makefile.in (sdbout.o): Show includes ggc.h.
6264 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6266 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6267 (override_options): Use properlimits for preferred_stack_boundary.
6268 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6270 (ext_register_operand): Accept DImode.
6271 (load_pic_register): Abort on 64bit.
6272 (gen_push): Use Pmode instead of SImode.
6273 (ix86_save_reg): Pic reg is never used on 64bit.
6274 (ix86_expand_prologue): Likewise.
6275 (ix86_emit_save_regs): Use Pmode instead of SImode.
6276 (legitimate_address_p): Check displacement for 64bit.
6277 (print_operand): Avoid outputting of (%rip) on 64bit.
6278 (print_operand_address): Output (%rip) where possible.
6279 (split_di): Abort on 64bit registers.
6280 (ix86_expand_branch): DImode comparison is simple for x86_64.
6281 (memory_address_length): Recognize memory addresses formed using
6283 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6285 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6287 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6289 * recog.c (push_operand): Recognize new format of push instructions.
6291 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6293 * i386.md (pushqi1): New.
6294 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6295 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6296 x86_64_immediate_operand, x86_64_immediate_operand,
6297 x86_64_zext_immediate_operand): Declare.
6298 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6299 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6300 x86_64_immediate_operand, x86_64_immediate_operand,
6301 x86_64_zext_immediate_operand): define.
6302 * i386.h (PREDICATE_CODES): Add new predicates.
6304 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6306 * i386.md (pophi1, popqi1, pushqi1): Remove.
6308 * expr.c (emit_single_push_insn): New function.
6309 (move_by_pieces): Accept NULL as destination for push instructions.
6310 (gen_push_operand): Kill.
6311 (emit_push_insn): Pass NULL when pushing; avoid updating of
6312 stack_pointer_delta.
6313 * expr.h (gen_push_operand): Kill.
6315 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6317 * rtl.texi (COMPARE): Clarify documentation and reference section
6320 2001-03-20 Stan Shebs <shebs@apple.com>
6322 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6323 (get_object_reference): Ditto.
6324 (error_with_ivar): Use error_with_file_and_line.
6325 (warn_with_method): Use warning_with_file_and_line.
6327 2001-03-20 Tom Tromey <tromey@redhat.com>
6329 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6331 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6333 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6334 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6336 2001-03-20 DJ Delorie <dj@redhat.com>
6338 * Makefile.in (install-libgcc): Pass complete list of variables.
6339 (install-multilib): Ditto.
6341 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6343 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6344 drectve_section, switch_to_section.
6346 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6347 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6348 i386_pe_mark_dllimport.
6350 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6352 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6353 functions i386_pe_*.
6355 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6356 i386_pe_* functions with char * arguments.
6358 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6360 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6362 (movsi_ie): Introduce fpul store.
6364 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6366 * Makefile.in (OBJS): Remove hashtab.o.
6368 2001-03-19 Stan Shebs <shebs@apple.com>
6370 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6371 * c-lang.c (maybe_objc_method_name): Ditto.
6372 * c-tree.h (maybe_objc_method_name): Remove decl.
6374 2001-03-19 Tom Tromey <tromey@redhat.com>
6376 * gcc.c (init_gcc_specs): Fix comment.
6378 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6380 Compute DECL_ASSEMBLER_NAME lazily.
6381 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6382 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6383 (SET_DECL_ASSEMBLER_NAME): Likewise.
6384 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6385 (set_decl_assembler_name): Declare.
6386 (lang_set_decl_assembler_name): Likewise.
6387 * tree.c (lang_set_decl_assembler_name): New variab.e
6388 (set_decl_assembler_name): New function.
6389 (init_obstacks): Set lang_set_decl_assembler_name.
6390 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6391 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6392 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6393 where it's not necessary.
6394 (builtin_function): Likewise.
6395 (finish_decl): Likewise.
6396 * dbxout.c (dbxout_type_methods): Likewise.
6397 * ggc-common.c (ggc_mark_trees): Likewise.
6398 * profile.c (output_func_start_profiler): Likewise.
6399 * varasm.c (make_decl_rtl): Likewise.
6401 * cse.c (find_comparison_args): Update documentation. Fix
6402 mishandling of COMPARE operations.
6404 * tree.def (ABS_EXPR): Add documentation.
6405 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6407 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6409 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6411 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6413 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6414 Remove ia32 linux PIC kludge and move it...
6415 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6417 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6419 * i386.md (absdf2 expander): Fix 64bit case.
6421 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6423 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6425 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6427 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6429 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6431 * README.X11: Remove obsolete file.
6433 2001-03-18 Anthony Green <green@redhat.com>
6435 * config/pj/pj.h: Remove some trailing commas.
6436 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6438 2001-03-18 Richard Henderson <rth@redhat.com>
6440 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6441 * calls.c: ... here.
6442 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6443 defaults for them here.
6445 2001-03-17 Anthony Green <green@redhat.com>
6447 * config/pj/lib1funcs.S: Fix broken comment.
6448 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6451 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6453 * gcc.texi: Remove obsolete information relating to build and
6454 installation problems with enquire or the Pyramid C compiler.
6456 2001-03-17 Richard Henderson <rth@redhat.com>
6458 * dwarf2out.c (queue_reg_save): New.
6459 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6460 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6462 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6463 (cfa, cfa_store, cfa_temp): Make static.
6464 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6466 2001-03-17 Richard Henderson <rth@redhat.com>
6468 * integrate.h (struct inline_remap): Add local_return_label.
6469 * integrate.c (expand_inline_function): Initialize it and emit
6470 it after copy_insn_notes.
6471 (copy_insn_list): Don't store local_return_label here.
6472 (copy_insn_notes): New function split out from copy_insn_list.
6474 2001-03-17 Richard Henderson <rth@redhat.com>
6476 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6477 is generating .debug_line.
6478 (dwarf2out_init): Add main_input_filename to the file table first.
6479 * configure.in (as_dwarf2_debug_line): Test with file number 1
6480 instead of file number 0.
6482 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6484 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6485 (gen_rtx_combine): Deleted; all references changed as appropriate.
6486 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6488 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6490 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6492 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6495 2001-03-16 Jim Wilson <wilson@redhat.com>
6497 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6498 then set it to LOC_REG (79) instead of aborting.
6500 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6502 * gccbug.in: Remove high priority.
6504 2001-03-16 Richard Henerson <rth@redhat.com>
6506 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6507 output with a space instead of deleting it.
6508 * configure: Regenerate.
6510 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6512 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6513 handles the gory details of converting an object file into
6514 something that's safe to grep.
6515 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6516 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6517 newlines at either end of the string we're looking for.
6518 Make 'checking ...' message less stilted.
6519 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6520 ARM in-memory layout and its hypothetical converse. Don't
6521 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6522 HOST_WORDS_BIG_ENDIAN.
6524 * configure.in: Adjust for renamed macro. Move
6525 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6526 * configure, config.in: Regenerate.
6528 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6530 * fixinc/Makefile.in: Set SHELL.
6532 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6534 * fixinc/fixincl.c (fix_with_system): Quote file names before
6535 passing them to shell.
6537 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6539 * Makefile.in: Use fix-header$(build_exeext) instead
6542 2001-03-16 Richard Henderson <rth@redhat.com>
6544 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6545 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6546 (size_of_line_prolog): Remove.
6547 (output_line_info): Compute prologue size via label difference.
6548 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6550 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6551 assembler error when redefining file numbers.
6552 * config.in, configure: Rebuild.
6554 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6555 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6556 (dw2_asm_output_delta_uleb128): Likewise.
6557 (dw2_asm_output_delta_sleb128): Similarly.
6558 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6560 2001-03-16 Michael Meissner <meissner@redhat.com>
6562 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6564 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6566 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6568 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6569 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6570 being unsigned in ISO C and signed in traditional.
6571 (expand_prologue): Ditto.
6572 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6574 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6576 (divsi3,divdi3): Ditto.
6577 (modsi3,moddi3): Ditto.
6578 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6579 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6580 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6583 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6585 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6586 SSE based conditional moves on LTGT/UNEQ conditions;
6587 Canonicalize EQ to NE.
6588 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6589 (sse_mov?fcc_ne): New.
6591 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6593 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6595 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6596 register may be dead.
6598 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6600 * Makefile.in (hash.o): Depend on CONFIG_H.
6602 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6604 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6606 2001-03-15 Richard Henderson <rth@redhat.com>
6608 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6609 (ASM_OUTPUT_DWARF_PCREL): New.
6610 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6612 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6614 * cppfiles.c (stack_include_file): Use MAX of sysp.
6616 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6618 * config.gcc (ia64*-*-hpux*): New case.
6619 * config/ia64/hpux.h: New file for HP-UX support.
6620 * config/ia64/t-hpux: New file for HP-UX support.
6622 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6624 * fixinc/inclhack.def (irix_stdio_va_list): New.
6625 * fixinc/fixincl.x: Rebuilt.
6627 2001-03-15 Richard Henderson <rth@redhat.com>
6629 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6630 if provided by the target.
6631 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6632 (dw2_asm_output_addr): New.
6633 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6634 * dwarf2out.c (output_cfi): Use it for program addresses.
6635 (output_call_frame_info, output_die): Likewise.
6636 (output_aranges, output_line_info): Likewise.
6638 2001-03-15 Bruce Korb <bkorb@gnu.org>
6640 * gcc.c(main): make more rigorous
6641 * collect2.c(main): guard against ignoring SIGCHLD
6642 * protoize.c(main): ditto
6643 * gcc/fixinc/fixincl.c(initialize): ditto
6645 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6647 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6648 (sdbout_parms): Likewise.
6650 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6652 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6653 "widen" a destination that is already wider than a word. Also do
6654 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6656 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6658 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6660 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6662 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6664 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6666 * i960.h (i960_maxbitalignment,
6667 i960_last_maxbitalignment): Declare.
6668 * i960.c (i960_maxbitalignment,
6669 i960_last_maxbitalignment): Make global.
6670 (process_pragma): Delete.
6671 (i960_pr_align, i960_pr_noalign): Move from here ...
6672 * i960-c.c: ... to this new file.
6673 * t-960bare (i960-c.o): New rule.
6674 * t-vxworks960 (i960-c.o): Likewise.
6675 * config.gcc (i960-*-*): Define c_target_objs and
6678 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6680 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6681 without adding in rtx code and mode.
6683 * alias.c (init_alias_analysis): Don't use any rtx whose value
6684 varies as a known value.
6685 Delete a superfluous test.
6687 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6689 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6690 scheduling a stop bit.
6691 (ia64_emit_nops): Correctly handle ASMs.
6693 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6695 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6697 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6699 * cpp.texi: Update documentation for -include and -imacros.
6700 * cppfiles.c (struct include_file): Remove "defined" memeber.
6701 (find_or_create_entry): Make a copy of the file name, and
6703 (open_file): Update to ensure we use the simplified filename.
6704 (stack_include_file): Don't set search_from.
6705 (cpp_included): Don't simplify the path name here.
6706 (find_include_file): New prototype. Call search_from to
6707 get the start of the "" include chain. Don't simplify the
6709 (_cpp_execute_include): New prototype. Move diagnostics to
6710 do_include_common. Update.
6711 (_cpp_pop_file_buffer): Don't set defined.
6712 (search_from): New prototype. Use the preprocessor's cwd
6713 for files included from the command line.
6714 (read_name_map): Don't simplify the pathname here.
6715 * cpphash.h (enum include_type): New.
6716 (struct buffer): Delete search from. New search_cached.
6717 (_cpp_execute_include): Update prototype.
6718 * cppinit.c (do_includes): Use _cpp_execute_include.
6719 * cpplib.c (do_include_common): New function.
6720 (do_include, do_include_next, do_import): Use it.
6722 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6724 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6725 contents of the RTL, to determine the name of the object.
6727 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6729 * tree.h (DECL_RTL): Allocate RTL lazily.
6730 (SET_DECL_RTL): New macro.
6731 (DECL_RTL_SET_P): Likewise.
6732 (COPY_DECL_RTL): Likewise.
6733 (DECL_RTL_IF_SET): Likewise.
6734 * varasm.c (make_decl_rtl): Add assertions about the kind of
6735 declaration we are processing.
6736 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6737 (start_decl): Likewise.
6738 (finish_decl): Likewise.
6739 * c-semantics.c (emit_local_var): Likewise.
6740 * calls.c (expand_call): Likewise.
6741 * dbxout.c (dbxout_symbol): Likewise.
6742 * emit-rtl.c (unshare_all_rtl): Likewise.
6743 (unshare_all_decls): Likewise.
6744 (reset_used_decls): Likewise.
6745 * expr.c (store_constructor): Likewise.
6746 (safe_from_p): Likewise.
6747 (expand_expr): Likewise.
6748 * function.c (put_var_into_stack): Likewise.
6749 (instantiate_decls_1): Likewise.
6750 (assign_parms): Likewise.
6751 (expand_function_start): Likewise.
6752 (expand_function_end): Likewise.
6753 * ggc-common.c (gcc_mark_trees): Likewise.
6754 * integrate.c (function_cannot_inline_p): Likewise.
6755 (copy_decl_for_inlining): Likewise.
6756 (expand_inline_function): Likewise.
6757 (integrate_parm_decls): Likewise.
6758 (integrate_decl_tree): Likewise.
6759 * print-tree.c (print_node): Likewise.
6760 * reg-stack.c (stack_result): Likewise.
6761 * stmt.c (label_rtx): Likewise.
6762 (expand_return): Likewise.
6763 (expand_decl): Likewise.
6764 (expand_decl_cleanup): Likewise.
6765 (expand_anon_union_decl): Likewise.
6766 * toplev.c (check_global_declarations): Likewise.
6767 (rest_of_decl_compilation): Likewise.
6768 * tree.c (simple_cst_equal): Likewise.
6769 * objc/objc-act.c (generate_static_references): Likewise.
6771 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6773 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6774 gcc_AC_C_FLOAT_FORMAT): New macros.
6775 * configure.in: Add AC_PROG_CPP after CC tests;
6776 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6777 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6778 * configure, config.in: Regenerate.
6780 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6781 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6782 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6783 config/i370/xm-linux.h, config/i370/xm-oe.h,
6784 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6785 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6786 config/pa/xm-linux.h, config/pa/xm-pa.h,
6787 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6788 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6789 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6790 config/we32k/xm-we32k.h: Delete.
6792 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6793 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6794 config/vax/xm-vms.h: Don't define any of:
6795 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6797 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6799 * config.gcc: Remove references to deleted files.
6800 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6801 FATAL_EXIT_CODE, which is the same between oe and mvs).
6803 2001-03-14 DJ Delorie <dj@redhat.com>
6804 Vladimir Makarov <vmakarov@redhat.com>
6806 * config/i960/i960.c (i960_function_prologue): Compute size of
6807 frame according to number of registers actually saved there.
6809 2001-03-14 Richard Henderson <rth@redhat.com>
6811 * expr.c (emit_move_insn_1): Fix else if around #endif.
6813 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6816 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6819 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6821 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6822 (override_options): Parse cmodel string.
6823 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6824 * i386.h (TARGET_OPTIONS): Add "cmodel".
6825 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6827 (ix86_cmodel_string, ix86_cmodel): Declare.
6829 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6832 * i386.h (GENERAL_REG_P): Add missing REG_P.
6834 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6836 * configure.in: Use $gcc_cv_as instead of $as.
6837 * configure: Regenerated.
6839 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6841 * cppfiles.c (stack_include_file): Only increase the include
6842 count if we actually process the file properly, as opposed
6843 to treating it as length zero. Only call read_include_file
6844 if not DO_NOT_REREAD. Handle the -H include file output
6846 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6847 (cpp_included, find_include_file): Simplify pathnames after
6848 remapping them. If remapping, don't use the remapped file
6849 name's buffer as our scratch buffer.
6850 (cpp_pop_file_buffer): Replace the multiple include macro
6851 only if it isn't yet set.
6852 (read_name_map): Simplify remapped names when reading in.
6853 (remap_filename): Move code to code path that uses it.
6854 (_cpp_simplify_pathname): Return the input pointer.
6855 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6857 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6859 * expr.c (expand_expr): Revove bogus conditional.
6861 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6863 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6865 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6867 * reg-stack.c (stack_result): Unconditionally use
6868 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6870 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6872 * expr.c (emit_move_insn_1): Split push of complex value when
6873 no suitable push instruction exist.
6875 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6876 instead of QI_REG_P.
6878 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6880 * alias.c (handled_component_p, can_address_p): New functions.
6881 (get_alias_set): Use them.
6883 2001-03-13 Jim Wilson <wilson@redhat.com>
6885 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6886 from 80 in try_locals code.
6887 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6889 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6891 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6892 gcc_AC_C_LONG_LONG): New.
6893 * configure.in: Use them. Probe the size of short, int, long,
6894 and long long/__int64 if we have them. Move all the AC_C_*
6895 checks together, except gcc_AC_C_CHAR_BIT which has to go
6896 after AC_CHECK_HEADERS(limits.h).
6897 Take hwint.h out of host_xm_file and build_xm_file.
6899 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6900 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6901 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6902 Move the HOST_WIDEST_INT setup logic here from system.h.
6903 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6905 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6906 is now handled by hwint.h.
6908 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6909 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6910 config/ia64/xm-ia64.h: Don't define any of:
6911 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6912 HOST_BITS_PER_LONGLONG.
6914 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6915 config/h8300/xm-h8300.h, config/mips/iris6.h,
6916 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6917 config/sparc/xm-sp64.h: Delete.
6918 * config.gcc: Remove references to deleted files.
6920 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6921 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6922 * config/i370/xm-linux.h: Clarify floating-point situation in
6925 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6927 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6928 (find_include_file): Decide here which part of the include
6929 chain to start the search. Complain about an empty include
6930 chain in all cases apart from an abolsute file name.
6931 (_cpp_execute_include): Don't choose the search chain here.
6932 Don't call handle_missing_include in the case of an empty
6934 (_cpp_compare_file_date): Don't choose the search chain here.
6935 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6936 here from _cpp_execute_include. Behave like #include if
6937 we're in the main file.
6939 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6941 * system.h (malloc, realloc, calloc, strdup): Only poison these
6942 tokens when IN_GCC is defined.
6944 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6946 * i386.md (abs?f expander): Support SSE case.
6947 (abd?f_if): Add new "USE"; add splitters.
6949 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6951 * cpp.texi (poison): Explain the macro expansion exception.
6953 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6955 * expr.c (store_expr): Add dont_store_target. If temp is already in
6956 target before copying to reg, don't store it into target again.
6958 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6960 * cppinternals.texi: Update for file handling.
6962 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6964 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6965 2001-02-24 which broke building the Java library.
6966 * function.c (identify_blocks): Likewise.
6967 (all_blocks): Likewise.
6968 * integrate.c (integrate_decl_tree): Likewise.
6969 * print-tree.c (print_node): Likewise.
6970 * tree.h (BLOCK_NUMBER): Likewise.
6971 (struct tree_block): Likewise.
6973 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6975 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6976 __WCHAR_TYPE__ definition.
6977 (WCHAR_TYPE_SIZE): #undef before #define.
6979 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6981 * cppfiles.c: Update comments.
6982 (destroy_include_file_node): Rename destroy_node.
6983 (find_or_create_entry): New function.
6984 (open_file, _cpp_fake_include): Use it.
6985 (handle_missing_header): New function, broken out of
6986 _cpp_execute include. Don't segfault if there is no
6987 system or quoted path.
6988 (_cpp_execute_include): Use handle_missing_header.
6990 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6992 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6993 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6995 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6997 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6998 unless anti_dependence says they are.
6999 * alias.c (objects_must_conflict): If neither has a type specified,
7002 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7003 David Billinghurst <David.Billinghurst@riotinto.com>
7005 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7007 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7009 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7010 (*_one_bit): Remove type on the match_operand in attributes.
7012 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7014 * i386.c: Commit forgotten hunk in previous patch.
7015 (regclass_map): Add extended registers.
7016 (dbx_register_map): Add missing frame register.
7018 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7020 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7022 * i386.md (x86_sahf_1): Disable for 64bit.
7023 (popsi*, pophi*): Likewise.
7024 (pushqi, pushhi): Likewise.
7025 (movdi, pushdi): Likewise.
7026 (zero extend DImode splitter): Likewise.
7027 (adddi, minusdi splitter): Likewise.
7028 (umulsidi): Likewise.
7030 (mulsidi): Disable for 64bit
7031 (lshift:DI/ashift:DI): Disable for 64bit.
7032 (loop patterns): Likewise.
7033 (call_pop, call_value_pop expanders and patterns): Likewise.
7034 (prologue_get_pc): Likewise.
7036 (fcmovDI pattern and splitter): Likewise.
7037 (movdfcc_1_rex64): New.
7039 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7041 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7042 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7043 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7044 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7045 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7046 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7047 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7048 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7049 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7050 (REGPARM_MAX): Set to 6 for x86_64.
7051 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7052 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7055 * (patterns that does use upper halves): Update constraints
7056 'q' to 'Q' and 'r' to 'R'.
7057 (cmpqi_ext_1): Disable for 64bit.
7058 (cmpqi_ext_3_insn): Likewise.
7059 (movqi_extzv_1): Likewsie.
7060 (addqi_ext_1): Liekwsie
7061 (testqi_ext_1): Liekwsie
7062 (andqi_ext_1): Liekwsie
7063 (xorqi_ext_1): Liekwsie
7064 (cmpqi_ext_1_rex64): New.
7065 (cmpqi_ext_3_insn_rex64): Likewise.
7066 (movqi_extzv_1_rex64): Likewsie.
7067 (addqi_ext_1_rex64): Liekwsie
7068 (testqi_ext_1_rex64): Liekwsie
7069 (andqi_ext_1_rex64): Liekwsie
7070 (xorqi_ext_1_rex64): Liekwsie
7072 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7074 * configure.in: Move check for unsigned enumerated bitfields
7075 to macro in aclocal.m4. Disable it for now.
7076 * configure, config.in: Regenerate.
7077 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7078 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7079 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7080 kind above its first use.
7082 * config/xm-interix.h, config/alpha/xm-alpha.h,
7083 config/i370/xm-linux.h, config/i386/xm-beos.h,
7084 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7085 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7086 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7087 Don't define ONLY_INT_FIELDS under any circumstances.
7089 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7091 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7092 config/sparc/xm-sysv4.h: Delete - now identical with some
7094 * config.gcc (hppa targets): Replace xm-pahpux.h and
7095 xm-papro.h with implicit xm-pa.h.
7096 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7099 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7101 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7102 before reload_cse_noop_set_p.
7104 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7106 * config.gcc: Where xm-host.h used to include another
7107 xm-host.h, list the nested header directly in xm_file. Remove
7108 references to deleted files. Can now use sparc/xm-sp64.h for
7111 * config/xm-linux.h, config/arm/xm-linux.h,
7112 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7113 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7114 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7115 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7116 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7119 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7120 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7121 bother to wrap #undef in #ifdef.
7122 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7123 Don't include xm-linux.h.
7124 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7126 * configure.in: Wrap regexps using [] in changequote block.
7127 Use expr : not echo | grep. Simplify regexps.
7128 * configure: Regenerate.
7130 56 xm-files remain, 22 xm-arch.
7132 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7134 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7135 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7136 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7137 (copy_object): Fix format specifier vs argument mismatch.
7139 * mips-tdump.c: Make local functions static.
7140 (rindex): Don't #undef.
7141 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7142 (fatal, fancy_abort): Delete.
7143 (read_seek): Avoid signed/unsigned compare.
7145 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7147 * combine.c (try_combine): Fix error in change to try original
7149 (gen_rtx_combine): Do same as gen_rtx for now.
7151 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7153 * configure.in: AC_SUBST xm_defines.
7154 * configure: Regenerate.
7155 * Makefile.in: Set DEFINES=$(xm_defines) when building
7158 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7160 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7161 (cpp_included, find_include_file): Update.
7162 (_cpp_compare_file_date): Make else unconditional.
7164 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7166 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7168 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7170 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7171 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7173 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7175 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7176 if it's a record type.
7178 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7180 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7181 mingw includes slightly.
7183 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7185 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7186 #undef token before poisoning it.
7188 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7190 * alpha.c (check_float_value): Use memcpy, not bcopy.
7192 * m32r.c (m32r_sched_reorder): Likewise.
7194 * vax.c (check_float_value): Likewise.
7196 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7198 * toplev.c (file_name_nondirectory): Remove.
7199 * toplev.h: Similarly.
7200 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7201 of file_name_nondirectory.
7203 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7205 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7206 * mips-tfile.c: Don't #undef rindex; not used.
7208 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7210 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7211 (dbx64_register_map): Declare.
7212 (RETURN_ADDR_RTX): Fix for 64bit.
7213 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7214 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7215 * i386.c (dbx64_register_map): New global array.
7216 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7217 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7220 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7222 * cppfiles.c (search_from): Use lbasename.
7223 * mkdeps.c (deps_add_default_target): Use lbasename.
7225 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7227 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7228 xcalloc in lieu of malloc, realloc & calloc.
7230 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7232 * gengenrtl.c (xmalloc): Likewise.
7234 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7235 really_call_* memory allocation routines.
7237 * stmt.c (check_for_full_enumeration_handling): Use
7238 really_call_calloc, not calloc.
7240 * system.h (really_call_malloc, really_call_calloc,
7241 really_call_realloc): Define.
7242 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7244 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7246 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7248 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7250 * configure: Rebuilt.
7251 * configure.in: Only use `lang_requires' for languages athat are
7254 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7256 * invoke.texi: Fix typo.
7257 * gcc.1: Regenerate.
7259 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7261 * configure.in: Prune nonexistent files from build_xm_file,
7262 xm_file, and host_xm_file lists. Warn unless they're
7264 Don't generate *config.h here.
7265 AC_SUBST all variables needed to generate *config.h.
7266 * configure: Regenerate.
7267 * mkconfig.sh: New helper script, from code removed from
7269 * Makefile.in: Zap all MALLOC variables - no longer used
7270 anywhere, and malloc.c doesn't exist.
7271 Substitute in variables needed to generate *config.h.
7272 Stop lying about the dependencies contained in CONFIG_H and
7274 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7275 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7276 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7277 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7278 $(TM_P_H), etc. as appropriate.
7280 * config.gcc: Zap references to deleted files.
7281 * ggc-none.c: Don't include rtl.h or tm_p.h.
7283 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7284 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7285 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7286 config/i386/xm-linux.h, config/i386/xm-linux.h,
7287 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7288 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7289 Don't include i386/xm-i386.h.
7291 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7292 config/i386/xm-i386.h, config/i860/xm-i860.h,
7293 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7294 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7295 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7296 Delete (empty except comments, #includes of other deleted
7297 files, and macros used nowhere).
7299 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7301 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7302 independent on TARGET_FLAGS.
7304 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7306 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7308 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7310 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7312 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7313 LAST_REX_SSE_REG): define.
7314 (enum reg_class): Add 'LEGACY_REGS'
7315 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7316 (SSE_REGNO_P): Recognize extended registers.
7317 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7318 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7319 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7320 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7321 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7322 REG_OK_FOR_STRREG_P): Remove.
7323 (HI_REGISTER_NAMES): Add extended registers.
7324 (ADDITIONAL_REGISTER_NAMES): Likewise.
7325 (QI_REGISTER_NAMES): Add 8bit extended registers.
7326 (DEBUG_REG): Support extended registers.
7327 * i386.c (regclass_map): Add extended registers.
7328 (dbx_register-map): Likewise.
7329 (svr4_dbx_register_map): Likewise.
7330 (print_reg): Support extended registers.
7331 (print_operand): Support 64bit operands.
7333 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7335 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7336 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7337 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7338 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7339 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7340 STACK_BOUNDARY): Set properly for 64bits.
7341 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7342 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7343 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7344 (MOVE_MAX): Set to 16.
7345 (MOVE_MAX_PIECES): 8 for 64bit.
7346 (Pmode): Set to SImode.
7348 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7350 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7352 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7354 * i386.h (mask_64bit): New constant.
7355 (target_64bit): New macro.
7356 (target_options): Add '64'/'32'
7357 (target_default): Define.
7358 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7359 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7360 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7362 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7364 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7366 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7368 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7369 LO_SUM unless for_alias is set.
7371 2001-03-08 Stan Shebs <shebs@apple.com>
7373 * objc/objc-act.c: Fix old typos in comments, add comments for
7375 (hash_init): Fix file name in error message.
7376 (hash_enter): Ditto.
7377 (hash_add_attr): Ditto.
7378 (continue_class): Ditto.
7380 2001-03-08 Bruce Korb <bkorb@gnu.org>
7382 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7383 wait4() can receive the signal.
7385 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7387 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7389 * fixinc/fixincl.x: Regenerate.
7391 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7393 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7395 * fixinc/fixincl.x: Regenerate.
7397 2001-03-08 Richard Henderson <rth@redhat.com>
7399 * configure.in (HAVE_AS_LEB128): New assembler check.
7400 * configure, config.in: Rebuilt.
7402 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7404 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7407 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7409 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7410 references to the MAXPATHLEN macro.
7412 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7413 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7416 * config/i386/xm-gnu.h, config/xm-gnu.h,
7417 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7418 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7419 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7420 and/or unused files.
7422 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7423 doing so in various xm-*.h files.
7425 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7427 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7429 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7431 * configure.in (enable_shared): Support per-package shared-library
7433 * configure: Rebuilt.
7435 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7437 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7438 for crnot. Set operands[5] in splitter.
7440 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7442 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7443 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7444 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7445 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7446 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7447 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7448 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7451 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7452 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7453 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7454 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7455 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7456 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7457 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7458 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7459 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7460 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7461 Delete unused and/or empty files.
7463 * config.gcc: Define USG in xm_defines as appropriate. Define
7464 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7465 macro. Remove deleted xm-* files from $xm_files variable.
7467 2001-03-07 Tom Tromey <tromey@redhat.com>
7469 * configure: Rebuilt.
7470 * configure.in: Allow config-lang.in to set `lang_requires' to list
7471 of other required languages.
7473 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7475 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7477 (output_prologue): Use xmalloc not oballoc.
7478 (output_epilog): Free a29k_first_epilogue_insn when finished.
7479 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7481 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7483 * builtins.c (expand_builtin_mathfn): Check
7484 flag_unsafe_math_optimizations, not flag_fast_math.
7485 (expand_builtin): Likewise
7486 * combine.c (combine_simplify_rtx): Likewise.
7487 (simplify_if_then_else): Likewise.
7488 * cse.c (fold_rtx): Likewise.
7489 * flags.h: Remove flag_fast_math. Add
7490 flag_unsafe_math_optimizations and flag_trapping_math.
7491 * fold-const.c (negate_expr): Check
7492 flag_unsafe_math_optimizations, not flag_fast_math.
7493 (invert_truthvalue): Likewise.
7494 (fold): Likewise. Before associating operands, check that
7495 code == MULT_EXPR, not code != MULT_EXPR.
7496 * ifcvt.c (noce_try_minmax): Check
7497 flag_unsafe_math_optimizations, not flag_fast_math.
7498 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7499 * invoke.texi: Document -funsafe-math-optimizations and
7500 -fno-trapping-math. Change documentation for -ffast-math.
7501 * jump.c (reversed_comparison_code_parts): Likewise.
7502 (rtx_equal_for_thread_p): Likewise.
7503 * optabs.c (emit_conditional_move): Likewise.
7504 * simplify-rtx.c (simplify_binary_operation): Likewise.
7505 (simplify_relational_operation): Likewise.
7506 (simplify_ternary_operation): Likewise.
7507 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7508 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7509 Add trapping-math and unsafe-math-optimizations entries to f_options.
7510 (set_fast_math_flags): New, sets flags for -ffast-math.
7511 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7512 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7513 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7515 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7516 (alpha_emit_conditional_move): Initialize local_fast_math to
7517 flag_unsafe_math_optimizations, not flat_fast_math.
7518 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7519 instead of setting flag_fast_math to 1.
7520 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7522 * config/i386/i386.c (override_options): Likewise
7523 * config/i386/i386.md: Likewise.
7524 * config/m68k/m68k.md: Likewise.
7525 * config/mips/mips.md: Likewise.
7526 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7527 (rs6000_generate_compare): Likewise.
7529 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7531 * Makefile.in: Set RANLIB to @RANLIB@.
7534 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7536 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7537 * fixinc/fixincl.x: Regenerated.
7539 2001-03-07 Richard Henderson <rth@redhat.com>
7541 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7543 2001-03-07 Richard Henderson <rth@redhat.com>
7545 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7546 of block notes and exception handling notes.
7548 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7549 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7550 (compile_file): ... here.
7552 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7554 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7556 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7557 config.h now. Include libiberty.h to handle alloca.
7559 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7561 * c-parse.in (yylexname): New function, split out of _yylex.
7562 (objc_rid_sans_at): New table.
7563 (init_reswords): Initialize it.
7564 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7565 retrieving the next token and checking it for significance as
7566 an ObjC keyword or string constant.
7568 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7569 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7571 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7574 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7576 * config/m68k/m68k.c (const_uint32_operand): Accept any
7577 const_int on a 32-bit host.
7579 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7581 * objc/objc-act.c (init_objc): Set save_lang_status,
7582 restore_lang_status, and mark_lang_status.
7584 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7586 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7588 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7590 * cppinternals.texi: Update.
7592 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7594 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7595 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7596 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7597 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7598 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7599 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7600 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7601 config/i386/xm-i386.h, config/i860/xm-i860.h,
7602 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7603 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7604 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7605 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7606 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7607 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7608 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7609 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7610 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7611 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7612 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7613 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7614 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7615 match the defaults provided in hwint.h.
7617 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7618 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7620 * config.gcc (xm_file): Don't set to files which are deleted.
7622 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7623 guard this file against these macros being undefined.
7625 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7627 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7628 and DECL_DEFER_OUTPUT on the decl we create, before calling
7629 rest_of_decl_compilation.
7631 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7633 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7635 * configure, config.in: Regenerate.
7636 * config.gcc: Remove references to deleted files.
7638 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7639 genrecog.c, rtl.c: Do not use alloca anywhere.
7641 * Makefile.in, build-make, system.h, config/x-interix,
7642 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7643 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7644 config/arc/xm-arc.h, config/arm/xm-arm.h,
7645 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7646 config/h8300/xm-h8300.h, config/i370/x-oe,
7647 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7648 config/i386/x-ncr3000, config/i386/x-sco5,
7649 config/i386/xm-dgux.h, config/i860/x-sysv4,
7650 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7651 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7652 config/m68k/x-hp320g, config/m69k/x-mot3300,
7653 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7654 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7655 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7656 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7657 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7658 config/mips/x-iris, config/mips/x-iris3,
7659 config/mips/x-sni-svr4, config/mips/x-sysv,
7660 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7661 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7662 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7663 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7664 config/pa/xm-papro.h, config/romp/xm-romp.h,
7665 config/rs6000/x-aix31, config/rs6000/x-aix41,
7666 config/rs6000/x-beos, config/rs6000/x-lynx,
7667 config/rs6000/x-mach, config/rs6000/x-rs6000,
7668 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7669 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7670 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7671 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7672 config/vax/xm-vms.h: Eradicate all references to alloca and
7675 * config/xm-alloca.h, config/clipper/x-clix,
7676 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7677 config/i860/x-sysv3, config/m88k/x-sysv3,
7678 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7679 (contained only alloca related hacks).
7681 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7684 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7686 * invoke.texi: Document __FAST_MATH__.
7688 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7690 * crtstuff.c: Restore include of auto-host.h.
7692 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7694 Put main() in a separate file, so that the language
7695 front-end can use a different main().
7698 * toplev.c: (main): Rename as toplev_main.
7699 * toplev.h: Declare toplev_main.
7700 * Makefile.in (OBJS): add toplev.o.
7701 (BACKEND): remove toplev.o, add main.o.
7703 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7705 * cppfiles.c (search_from): Special case the empty string.
7707 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7709 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7710 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7711 strlen or strcpy; we already know the length.
7712 (_cpp_compare_file_date): Similarly.
7713 * cpphash.h (struct cpp_reader): Delete done_initialising.
7714 (CPP_PREV_BUFFER): Delete.
7715 * cppinit.c (cpp_start_read): Don't set done_initialising.
7716 * cpplex.c (parse_string): Guarantee null-termination.
7717 (_cpp_equiv_toklists): Remove.
7718 * cpplib.c (glue_header_name): Null-terminate.
7719 (do_line): Don't leak memory.
7720 * cpplib.h (BT_WEAK): Delete.
7721 * cppmain.c (cb_ident): Strings are now null-terminated.
7723 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7725 * gcc.c (convert_filename): Append executable suffix
7726 if NO_AUTO_EXE_SUFFIX is not defined.
7727 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7728 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7730 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7732 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7733 * c-parse.gperf, c-gperf.h: Delete.
7734 (c-gperf.h was accidently re-added to the CVS repo in the rev
7735 1.16 commit by tromey)
7737 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7739 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7740 macro arguments when looking for the '('.
7741 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7742 2 when really parsing arguments; 1 when looking for '('.
7743 Always restore the lexer position.
7745 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7747 * longlong.h (umul_ppmm): Don't use a multiline string.
7749 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7751 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7752 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7753 t_bool in declaration because pcc can't combine volatile with typedef
7756 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7758 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7759 until when it is really needed.
7760 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7761 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7762 * i386.md (float?i?f splitter): Don't force source operand to memory
7764 (sse_movdfcc): Fix constraint.
7765 (sse_movdfcc splitter): Handle properly the second alternative.
7767 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7769 * cpplex.c (parse_string): Unconditionally pedwarn.
7771 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7774 * cppexp.c (parse_number): Update.
7775 * cpplex.c (parse_string): Pedwarn if multiline string does not
7776 result from a system header's macro.
7777 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7778 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7779 for function-like macros too.
7780 * c-lex.c (lex_number): Update.
7782 2001-03-03 Richard Henderson <rth@redhat.com>
7784 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7786 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7788 * combine.c (try_combine): If split with mode-changed scratch
7789 register didn't work, try the original mode.
7791 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7793 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7794 * config/c4x/c4x.h: Likewise.
7795 * stor-layout.c (compute_record_mode): Likewise.
7796 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7798 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7800 * configure.in: Kill tm.h. Include the files in the $tm_file
7801 list in all three of config.h, hconfig.h, tconfig.h, after the
7802 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7803 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7804 * configure: Regenerate.
7805 * Makefile.in (clean): Don't delete tm.h.
7807 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7808 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7809 those are not defined, set SEC and FEC to 0 and 1.
7810 * gcc.texi: Update to match.
7812 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7813 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7814 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7815 Include tconfig.h, not tm.h.
7817 * config/xm-lynx.h, config/xm-std32.h,
7818 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7819 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7820 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7821 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7822 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7823 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7824 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7825 config/i386/xm-i386.h, config/i860/xm-i860.h,
7826 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7827 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7828 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7829 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7830 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7831 config/pa/xm-linux.h, config/pa/xm-pa.h,
7832 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7833 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7834 config/pj/xm-pj.h, config/romp/xm-romp.h,
7835 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7836 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7837 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7838 config/v850/xm-v850.h, config/vax/xm-vax.h,
7839 config/we32k/xm-we32k.h:
7841 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7843 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7844 config/i370/xm-oe.h: Don't include tm.h. Don't define
7846 * config/vax/xm-vms.h: Don't include tm.h.
7848 * config/xm-lynx.h, config/avr/xm-avr.h,
7849 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7850 Delete; made empty by above changes.
7851 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7852 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7853 Don't include config/xm-lynx.h or tm.h.
7855 * config/xm-gnu.h: Don't include fcntl.h.
7856 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7858 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7860 2001-03-02 Richard Henderson <rth@redhat.com>
7862 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7863 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7865 2001-03-02 Richard Henderson <rth@redhat.com>
7867 * Makefile.in (OBJS): Add dwarf2asm.o.
7868 * dwarf2asm.c, dwarf2asm.h: New files.
7869 * dwarf2out.c (*): Use them.
7870 (size_of_uleb128, size_of_sleb128): Remove.
7871 (output_uleb128, output_sleb128): Remove.
7872 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7873 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7874 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7875 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7876 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7877 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7878 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7879 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7880 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7881 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7882 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7883 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7884 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7885 (dwarf2out_frame_debug): Remove unused variables.
7886 (output_loc_operands): Don't abort on 8 byte constants if
7887 host integers are wide enough.
7888 (output_symbolic_ref): Remove.
7889 (size_of_die): Don't assume 4 byte host integers.
7890 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7892 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7893 something stupid with HOST_WIDE_INT to long truncation.
7894 [CONST_DOUBLE]: Likewise.
7896 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7897 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7898 * config/arm/unknown-elf.h: Likewise.
7899 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7900 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7901 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7902 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7903 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7904 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7905 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7906 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7907 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7908 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7909 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7910 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7912 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7914 * cselib.c (hash_rtx): Cast enums to unsigned int.
7916 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7918 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7919 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7921 * c-format.c (C_STD_VER): Cast to int for comparisons.
7922 (check_function_format): Cast various enums to int for &.
7923 (maybe_read_dollar_number): Likewise.
7924 (check_format_info): Likewise.
7925 (check_format_info_main): Likewise.
7926 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7927 (safe_from_p): Likewise.
7928 * varasm.c (const_hash): Cast enum to int for %.
7929 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7930 pcc enum problems with < and ++ operators.
7931 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7932 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7933 (regclass_init): Change enum class to int to iterate over reg_classes.
7934 * genrecog.c (merge_trees): Cast enums for comparison.
7935 * rtl.h (GET_CODE): Cast to enum rtx_code.
7936 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7937 (GET_MODE): Cast to enum machine_mode.
7938 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7939 (GET_NOTE_INSN_NAME): Cast enum to int.
7940 * tree.h (TREE_CODE): Cast to enum tree_code.
7941 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7942 * timevar.c (timevar_print): Change loop variable id from enum to
7944 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7945 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7946 * toplev.c (compile_file): Cast enum DFI to int.
7947 (decode_d_option): Likewise.
7949 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7951 * cppinit.c (append_include_chain): Mark "after" include file name list
7952 as a system directory.
7953 * cpp.texi: Document new behavior.
7955 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7957 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7959 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7961 * cppfiles.c (struct include_file): Update.
7962 (stack_include_file): Use search_from.
7963 (cpp_included, find_include_file): Update.
7964 (cpp_execute_include): Update. ptr->name may not be
7965 null terminated. Use the new search_from member variable
7967 (_cpp_compare_file_date): Similarly.
7968 (search_from): New function, similiar to actual_directory.
7969 (actual_directory): Delete.
7970 (remap_filename): Update. loc->name may not be null terminated.
7971 (struct file_name_list): Rename search_path. Update.
7972 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7973 search_from and dir.
7974 (struct cpp_reader): Remove actual_dirs.
7975 * cppinit.c (struct cpp_pending): Update for renamed objects.
7976 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7977 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7978 * cpplib.h (struct cpp_options): Similarly.
7980 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7982 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7983 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7984 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7985 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7986 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7987 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7988 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7989 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7990 config/i370/xm-oe.h, config/i386/xm-aix.h,
7991 config/i386/xm-i386.h, config/i386/xm-osf.h,
7992 config/i860/xm-i860.h, config/i960/xm-i960.h,
7993 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7994 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7995 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7996 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7997 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7998 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7999 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8000 config/pj/xm-pj.h, config/romp/xm-romp.h,
8001 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8002 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8003 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8004 config/v850/xm-v850.h, config/vax/xm-vax.h,
8005 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8006 Do not define TRUE or FALSE.
8008 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8009 empty by above change.
8010 * config.gcc: Remove references to these files.
8012 * configure.in: Detect stdbool.h.
8013 * configure, config.in: Regenerate.
8014 * system.h: Include stddef.h here if available.
8015 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8016 Then set up a sensible boolean type at the very end.
8018 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8019 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8021 * hash.h: Delete 'boolean' typedef and related #undefs.
8023 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8024 all uses of 'boolean' with 'bool'.
8026 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8028 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8029 * cppexp.c (lex): Cast enums for comparison.
8030 * cppinit.c (parse_option): Cast enum for comparison.
8031 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8032 (cpp_output_token): Likewise.
8033 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8034 (cpp_avoid_paste): Cast enums for minus and comparison.
8036 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8038 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8039 field to all array elements.
8041 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8043 * cpphash.h (struct cpp_reader): Add print_version field.
8044 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8045 just set print_version and other flags as appropriate.
8046 (cpp_post_options): Print version here if print_version is set.
8048 * toplev.c (exit_after_options): New flag.
8049 (independent_decode_option): Don't exit here; just set
8051 (main): Exit after calling lang_hooks.post_options if
8052 exit_after_options is true.
8054 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8055 (merge_include_chains): Adjust comment to match code.
8057 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8059 * stringpool.c (set_identifier): New function.
8060 * tree.h: Prototype it.
8062 * c-parse.in: Kill D_YES. If compiled for objc, call
8063 save_and_forget_protocol_qualifiers from init_reswords.
8064 * objc/objc-act.c (remember_protocol_qualifiers,
8065 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8066 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8068 (save_and_forget_protocol_qualifiers): New function.
8069 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8071 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8073 * c-semantics.c (prune_unused_decls): Return error_mark_node
8074 instead of (tree) 1 to stop traversing the tree chain.
8076 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8078 Fix a problem introduced by Kenner's Feb 18 change.
8079 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8080 flag_cse_skip_blocks only temporarily, not for ever.
8082 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8084 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8085 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8087 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8088 before determining its register class.
8090 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8092 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8093 from reg 4 if current_function_calls_setjmp.
8094 (gen_nop_type): New function.
8095 (ia64_emit_nops): New function.
8096 (ia64_reorg): Call it.
8097 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8099 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8100 code not to try to optimize adds with anything but a REG destination.
8102 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8103 (INSN_PRIORITY_KNOWN): New accessor macro.
8104 * haifa-sched.c (priority): Use it instead of testing priority against
8107 2001-02-28 DJ Delorie <dj@redhat.com>
8109 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8110 since that doesn't work the way gcc wants on a generic m68k.
8112 2001-02-28 Richard Henderson <rth@redhat.com>
8114 * caller-save.c (save_call_clobbered_regs): Fix typo in
8115 comparison last change.
8117 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8119 * i386.c (pentium4_cost): New.
8120 (m_PENT4): New macro.
8121 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8122 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8123 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8124 x86_memory_mismatch_stall): Add Pentium4
8125 (x86_use_q_reg, x86_use_any_reg): Kill.
8126 (override_options): Add pentium4.
8127 (incdec_operand): Return 0 for pentium4.
8128 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8129 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8130 (TARGET_PENTIUM4): Define.
8131 (enum processor_type): Add PROCESSOR_PENTIUM4.
8132 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8133 * i386.md (attribute "cpu"): Add pentium4.
8134 * invoke.texi (march): Add pentium4.
8136 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8138 * i386.md (sse_mov?fcc*): New patterns and splitters.
8139 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8140 the SSE based conditional moves.
8142 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8144 * i386.md (attribute mode): Add "TI".
8145 (movsf_1): Add pxor support; remove constant propagation splitter.
8146 (movdf_integer): Likewise.
8147 (movdf_nointeger): Likewise.
8148 (movxf constant prop splitter): Handle all modes; update for SSE.
8149 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8150 * i386.c (standard_80387_constant_p): Rewrite.
8151 (standard_sse_constant_p): New.
8152 * i386-protos.h (standard_sse_constant_p): New.
8154 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8156 * i386.md (sse_setccsf, sse_setccdf): New.
8157 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8159 * i386.c (sse_comparison_operator): Accept the supported unordered
8160 comparses; be ready for fast_math.
8161 (print_operand): Support 'D'.
8163 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8165 * jump.c (reversed_comparison_code): Kill.
8167 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8169 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8172 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8174 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8175 add missing '%' in constraints.
8177 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8179 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8180 for HOST_BITS_PER_WIDE_INT == 32 too.
8182 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8184 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8186 (insert_save, insert_restore): New parameter save_mode.
8187 (init_caller_save): Update initialization of reg_save_code
8188 and reg_restore_code.
8189 (save_call_clobbered_regs): Compute save_modes and update calls to
8190 reg_save_code and reg_restore_code.
8191 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8192 of spill; update use of reg_restore_code.
8193 (insert_save): Likewise.
8194 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8195 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8196 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8198 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8200 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8201 noce_try_store_flag_inc, noce_try_store_flag_mask,
8202 noce_try_cmove_arith):
8203 Use reversed_comparison_code instead of reverse_comparison and
8204 can_reverse_comparison_p.
8206 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8208 * jump.c (reversed_comparison_code_parts): Allow reversal of
8209 unordered compares in -ffast-math mode; reverse ordered compares
8210 for FP even w/o -ffast-math.
8212 2001-02-27 Richard Henderson <rth@redhat.com>
8214 * print-rtl.c (print_rtx) [i]: Don't print field five on
8215 NOTEs other than NOTE_INSN_DELETED_LABEL.
8217 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8219 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8220 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8222 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8224 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8225 even if walk_subtrees is 0.
8226 * c-semantics.c (prune_unused_decls): Return a non-null value to
8227 stop traversing the tree chain.
8229 2001-02-27 DJ Delorie <dj@redhat.com>
8231 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8232 register, *then* define it as the new CFA.
8234 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8236 * pa.c (override_options): Promote -fpic to -fPIC.
8237 (legitimize_pic_address): Simplify due to removal of
8238 small PIC as a code generation option.
8239 (secondary_reload_class): Similarly.
8240 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8241 (PRINT_OPERAND_ADDRESS): Similarly.
8242 * pa.md (various patterns): Similarly.
8243 (small pic lo_sum pattern): Remove.
8245 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8248 * md.texi (min, max): Document
8250 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8252 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8253 TARGET_PARTIAL_REG_DEPENDENCY.
8254 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8256 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8258 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8260 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8262 * mips.c (mips_make_temp_file): Fix thinko in last change.
8264 2001-02-26 Jason Eckhardt <jle@redhat.com>
8266 * combine.c (known_cond): Do not reverse the condition when
8267 SMAX/UMAX is being considered and the condition is for equality
8270 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8272 2001-02-26 Philip Blundell <philb@gnu.org>
8274 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8276 * config/arm/linux-elf.h: Remove historical relics related to
8277 above configurations.
8278 * config/arm/linux-oldld.h: Delete.
8279 * config/arm/linux-elf26.h: Delete.
8281 2001-02-26 Jason Merrill <jason@redhat.com>
8283 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8285 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8286 recognize a tentative definition. Lose obsolete code.
8288 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8289 variables unless necessary, either.
8291 2001-02-25 Richard Henderson <rth@redhat.com>
8293 * ifcvt.c (struct noce_if_info): Add test_bb.
8294 (noce_get_alt_condition): New.
8295 (noce_try_minmax, noce_try_abs): New.
8296 (noce_operand_ok): New.
8297 (noce_process_if_block): Use them.
8298 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8300 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8302 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8305 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8307 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8308 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8310 (mips_asm_file_end): Free temp_filename here.
8312 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8314 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8315 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8317 * config/i386/i386.md (movstrsi): Handle FAIL case.
8319 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8321 * cppinit.c (builtin_array): Update.
8322 (init_builtins): Flag builtins to warn if redefined or
8323 undefined. Define __GXX_WEAK as a normal macro.
8324 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8325 * cpplib.h (NODE_WARN): New flag.
8326 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8327 Handle __STDC__ as a builtin only on Solaris.
8328 (warn_of_redefinition): Renamed from check_macro_definition.
8329 Reverse sense of test. Always warn if NODE_WARN.
8330 (_cpp_create_definition): Use warn_of_redefinition. Flag
8331 any macro beginning with "__STDC_" to require a mandatory
8332 warning if redefined or undefined.
8334 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8336 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8337 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8338 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8339 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8340 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8341 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8342 Don't define any of:
8343 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8344 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8345 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8346 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8347 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8349 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8350 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8353 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8354 Delete now-empty file.
8356 * alpha/vms.h: Define NEED_ATEXIT here...
8357 * alpha/xm-vms.h: ...not here.
8359 * i386/cygwin.h: Don't define PARAMS.
8360 * mips/mips.c: Don't prototype mktemp. Don't define
8361 P_tmpdir. Use make_temp_file to create temporary files.
8362 Don't be clever and delete temporary files early.
8363 * config.gcc: Drop references to deleted files. Don't define
8365 * gcc.texi: Don't mention USE_PROTOTYPES.
8367 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8369 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8370 (ix86_set_move_mem_attrs_1): Likewise.
8371 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8372 * config/i386/i386.md (movstrsi): Call it.
8374 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8376 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8377 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8378 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8379 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8381 (i750a-*-*): Error here if hosting on i750a.
8382 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8384 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8385 Remove (empty modulo comments).
8387 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8388 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8389 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8390 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8391 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8392 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8394 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8395 Remove reference to winnt.h in comment.
8396 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8398 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8400 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8401 used to set another biv.
8403 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8405 * tree.h (BLOCK_DEAD): New macro.
8406 (struct tree_block): New flag, dead_flag.
8407 * print-tree.c (print_node, case 'b'): Print missing fields.
8408 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8409 * function.c (identify_blocks): Enable test for misplaced notes.
8410 (all_blocks): Skip BLOCK_DEAD blocks.
8411 * integrate.c (integrate_decl_tree): Likewise.
8413 * errors.c (internal_error, trim_filename): New functions.
8414 (fancy_abort): Call internal_error.
8415 * errors.h (internal_error, trim_filename): New declarations.
8417 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8419 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8421 (EXTRA_CONSTRAINT): Formatting changes.
8423 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8425 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8427 2001-02-23 Per Bothner <per@bothner.com>
8429 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8430 so they can be called from java/jvspec.c.
8431 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8433 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8435 * i386.c (ix86_frame): New structure.
8436 (ix86_compute_frame_size): Kill.
8437 (ix86_compute_frame_layout): New.
8438 (ix86_save_reg): New.
8439 (ix86_can_use_return_insn_p): Use frame layout stuff.
8440 (ix86_expand_prologue): Likewise.
8441 (ix86_expand_epilogue): Likewise.
8442 (ix86_initial_elimination_offset): Likewise.
8443 (ix86_nsaved_regs): Use ix86_save_reg.
8444 (ix86_emit_save_regs): Likewise.
8446 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8448 * flow.c (find_sub_basic_blocks): New function.
8449 (split_block): Be ready for basic block introduced by CODE_LABEL.
8450 (commit_one_edge_insertion): Call find_sub_basic_block.
8452 * flow.c (make_edges): Add edge from entry for blocks starting with
8453 label having ALTERNATE_NAME
8455 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8457 * function.c (epilogue_done): Be ready for first basic block not
8458 containing PROLOGUE_END note.
8459 (reposition_prologue_and_epilogue_notes): Avoid placing
8460 PROLOGUE_END note between BASIC_BLOCK.
8462 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8464 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8466 2001-02-21 DJ Delorie <dj@redhat.com>
8468 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8469 check for current_function_has_nonlocal_goto from 1999-11-12.
8471 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8473 * diagnostic.c (trim_filename): No longer static.
8474 * toplev.h (trim_filename): Declare.
8475 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8476 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8477 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8478 (rtvec_check_failed_bounds): Likewise.
8479 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8481 * convert.c (convert_to_integer): Don't do unsigned unless result or
8482 both inputs are unsigned.
8484 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8487 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8489 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8491 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8493 * Makefile.in (resource.o): Add params.h dependence.
8494 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8495 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8496 * resource.c: Add dependence on params.h.
8497 (current_live_regs): Fix explanatory comment.
8498 (find_basic_block): Add new parameter to permit limiting search
8500 (mark_target_live_regs): Add new argument to find_basic_block call.
8501 (incr_ticks_for_insn): Likewise.
8503 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8505 * diagnostic.c (output_to_stream): Rename to
8506 output_buffer_to_stream. Loses the stream parameter.
8507 (init_output_buffer): Set diagnosic_buffer's stream.
8508 (flush_diagnostic_buffer): Adjust.
8509 (default_print_error_function): Likewise.
8510 (finish_diagnostic): Likewise.
8511 (verbatim): Likewise.
8513 * diagnostic.h (struct output_buffer): Add `stream' field.
8514 (output_buffer_attached_stream): New macro.
8516 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8518 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8519 check if either operand is divisible by C.
8520 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8521 If type is signed, consider negative numbers as well.
8523 2001-02-22 Richard Henderson <rth@redhat.com>
8525 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8526 reach .text instead of gp-relative relocs.
8527 * config/ia64/crtend.asm (.init): Likewise.
8529 2001-02-22 Andreas Jaeger <aj@suse.de>
8531 * extend.texi (C++ Attributes): Fix typo.
8533 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8535 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8536 functions, drop current_function_args_info.words test.
8537 (ia64_compute_frame_size): Mark syscall_linkage functions as
8538 using eight input registers.
8540 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8541 Bruce Korb <bkorb@gnu.org>
8543 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8544 * fixinc/README: Document how to convert sed substitutions
8545 to format style c_fix-es.
8546 * fixinc/fixincl.x: regen
8548 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8550 * gcc.c: Add comment explaining how to add a command-line option.
8551 Add title to specs language comment.
8553 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8555 * gcc.c (cc1_options): Add "-param".
8556 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8557 (option_map): Likewise.
8558 * toplev.c (display_help): Add entry for "--param".
8559 (independent_decode_option): Fix typographical error.
8561 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8562 Bernd Schmidt <bernds@redhat.com>
8563 Jan Hubicka <jh@suse.cz>
8565 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8566 (function_arg): Likewise.
8568 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8570 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8572 2001-02-21 Kazu Hirata <kazu@hxi.com>
8574 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8578 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8580 * flow.c (init_propagate_block_info): Canon address and use single_set
8581 for killing dead memory stores.
8583 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8585 * Makefile.in (reorg.o): Add params.h dependence.
8586 * params.def: Fix typographical error in comment.
8587 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8588 * params.h: Modify introductory comment.
8589 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8590 * reorg.c: Add dependence on params.h.
8591 (redundant_insn): Add parameterized throttle for search.
8592 (fill_simple_delay_slots): Add a comment explaining a variable.
8593 Move conditional out of loop, simplifying code.
8594 (fill_eager_delay_slots): Fix typographical error in comment.
8596 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8598 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8600 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8601 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8603 2001-02-21 Jason Merrill <jason@redhat.com>
8605 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8606 (struct tree_decl): Add uninlinable bitfield.
8607 * c-decl.c (duplicate_decls): Set it.
8608 * integrate.c (function_cannot_inline_p): Check it.
8610 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8611 DW_AT_MIPS_linkage_name to abstract methods.
8612 (dwarf2out_abstract_function): Emit class context before calling
8613 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8614 (gen_subprogram_die): Remove obsolete code.
8615 (gen_member_die): Don't include clones in the member list.
8616 (gen_decl_die): Emit abstract info for clone origin.
8617 * dwarfout.c (output_type): Don't include clones in the member list.
8618 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8619 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8620 DECL_ABSTRACT on a function that already has it set.
8622 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8623 (get_subprogram_die): Pass it in.
8625 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8627 * flow.c (mark_set_1): Make not_dead unsigned long. For
8628 non-pseudos, use it as a bitmask of the hard regs that
8631 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8633 * cppfiles.c: Update comments.
8634 (_cpp_read_file): Don't check for NULL filenames any more.
8635 * cppinit.c (cpp_start_read): Don't do canonicalization of
8636 in_fname and out_fname. Use the passed file name exclusively.
8637 (_cpp_handle_options): Don't treat "-" as a command line option,
8638 but as a normal filename.
8639 (_cpp_post_options): Canonicalize in_fname and out_fname.
8640 * cppmain.c (printer_init): Don't check out_fname for NULL.
8641 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8642 (init_c_lex): Update, and use "" to represent stdin to CPP.
8645 2001-02-20 Will Cohen <wcohen@redhat.com>
8647 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8648 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8649 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8652 2001-02-20 Stan Shebs <shebs@apple.com>
8654 * config/rs6000/rs6000.c (output_cbranch): Output branches
8655 on separate lines instead of using ';' to separate.
8657 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8659 * cppinit.c (set_lang): Move builtin handling to...
8660 (init_builtins): ...here.
8661 (_cpp_create_reader): Move call to set_lang.
8663 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8665 * stmt.c (expand_return): If an attempt is made to return the
8666 error_mar_node, treat the return like a return without a value.
8668 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8670 * sibcall.c (skip_copy_to_return_value): Call
8671 identify_call_return_value here, and return orig_insn if it
8672 returns zero. Hardret and softret arguments now unnecessary.
8673 (call_ends_block_p): Don't call identify_call_return_value here.
8675 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8677 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8678 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8680 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8682 * pa.c (move_operand): Accept code to load the address of a
8683 symbol out of the DLT as a valid move operand.
8684 (print_operand, case 'A'): New to handle generating a DLT
8685 reference for a LO_SUM expression.
8686 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8687 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8689 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8691 * README, cpp.texi, gcc.texi, version.c: Update version number to
8693 * cpp.1, gcov.1, gcc.1: Regenerate.
8695 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8697 * cppfiles.c (stack_include_file): Generate dependencies
8698 here, and manage include_count here too.
8699 (PRINT_THIS_DEP): Delete.
8700 (_cpp_execute_include): Do not generate dependencies here,
8701 apart from the case of a missing header. Do not manage
8703 (_cpp_read_file): Leave dependency generation to
8706 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8708 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8709 target_cpu_default. Remove dead assignment to
8712 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8714 * regclass.c (contains_reg_of_mode): Make global.
8715 (init_reg_sets): Remove contains_reg_of_mode; take into account
8716 CLASS_MAX_NREGS when looking for the proper mode.
8717 (dump_regclass): Dump only classes considered for the pseudo.
8718 (regclass): Use contains_reg_of_mode.
8720 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8722 * gcc.c (do_spec_1): 'n' for printing notices.
8723 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8725 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8727 * reg-stack.c (next_flags_user): Use current_block->end
8728 (swap_rtx_condition): Look for next user if flags don't die;
8729 give up on CALL_INSNs; use current_block->end.
8731 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8733 * sibcall.c (call_ends_block_p): New function.
8734 (optimize_sibling_and_tail_recursive_call): Use it.
8736 2001-02-18 Kazu Hirata <kazu@hxi.com>
8738 * config/h8300/h8300.md: Update copyright.
8739 (andsi3): Do not output an extra newline character.
8741 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8743 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8744 FNDECL may be unused.
8746 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8747 follow jumps after first run.
8748 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8749 it doesn't change any jumps.
8751 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8753 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8754 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8755 (mostlyclean): Corresponding changes.
8756 * rtlanal.c (hard-reg-set.h): Include.
8757 (rtx_unstable_p): Do not treat the argument pointer specially
8758 if it is not a fixed register.
8759 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8761 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8763 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8764 against last real insn in basic block.
8765 Rework to avoid gotos.
8767 * Makefile.in (gcse.o): Now includes ggc.h.
8768 * gcse.c: Include ggc.h.
8769 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8770 (try_replace_reg): Remove warning of uninitialize variable.
8771 (process_insert_insn): Call invalid_insn_p to validate insn.
8772 * recog.c (insn_invalid_p): Now global.
8773 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8774 * recog.h (insn_invalid_p): New declaration.
8776 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8778 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8779 assignments from FP constants since 'Y' output code can't handle it.
8780 (eligible_for_sibcall_delay): Likewise.
8782 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8783 Call fancy_abort directly, passing args.
8784 (print_rtl_and_abort): Now a macro, like fancy_abort.
8786 * final.c (output_operand_lossage): Use internal_error, not error.
8788 2001-02-18 Shane Nay <shane@agendacomputing.com>
8790 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8791 structure shift insns.
8793 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8795 * invoke.texi (-fsquangle): Remove documentation.
8796 (-fname-mangling-version): Likewise.
8798 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8800 * optabs.c (expand_abs): Remove reference to
8801 HAVE_contitional_arithmetic.
8802 * combine.c (simplify_set): Likewise.
8804 2001-02-18 Richard Henderson <rth@redhat.com>
8806 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8809 2001-02-18 Richard Henderson <rth@redhat.com>
8811 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8813 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8815 * reload1.c (reload_cse_simplify_set): Fix typo.
8817 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8819 * diagnostic.c (_fatal_insn): Decrement errorcount.
8821 * invoke.texi (-I): Add note avoiding use for system header files.
8823 * rtl.h (add_clobbers): Remove duplicate declaration.
8824 * recog.h (added_clobbers_hard_reg_p): New declaration.
8825 * genemit.c (struct clobber_pat): New field has_hard_reg.
8826 (gen_insn): Record if added clobbers clobber hard reg.
8827 (gen_split): Avoid unused warning if number of operands is 0.
8828 (output_added_clobbers_hard_reg_p): New function.
8831 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8833 * pa.c (hppa_expand_prologue): Simplify code storing return
8834 pointer. For large (>=8k) frames with a post_store, adjust stack
8835 pointer by 8k-64 first rather than by 64. When testing with
8836 VAL_14_BITS_P, always use the actual value rather than the value
8837 negated. Add blockage to prevent scheduling of spills before
8838 stack frame has been created.
8839 (hppa_expand_epilogue): Simplify code loading return pointer.
8840 Allow a slightly larger range for merge_sp_adjust_with_load case.
8841 When testing with VAL_14_BITS_P, always use the actual value.
8843 * pa.c (pa_adjust_insn_length): Check that block move
8844 pattern is a set before looking at operands.
8846 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8848 * fold-const.c (fold_binary_op_with_conditional_arg): New
8849 function, split out from ...
8851 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8852 conditional arms that throw exceptions.
8854 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8857 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8859 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8860 define HAVE_DECL_* to 1 to mask potential backup declarations.
8861 * configure: Regenerated.
8863 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8865 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8867 2001-02-17 Richard Henderson <rth@redhat.com>
8869 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8870 when replacing a memory load with a register.
8872 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8873 Jan Hubicka <jh@suse.cz>
8875 * recog.c (validate_replace_src_1): New.
8876 (validate_replace_src_data): Likewise.
8877 (validate_replace_src): Use note_uses.
8878 * rtl.h (note_uses): Declare.
8879 * rtlanal.c (note_uses): New.
8881 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8883 * reg-stack.c (stack_def): Make field reg unsigned.
8884 (remove_regno_note): Unsignetize parameter.
8886 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8888 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8889 shladd_operand() call.
8891 2001-02-16 Bruce Korb <bkorb@gnu.org>
8892 Rodney Brown <RodneyBrown@mynd.com>
8894 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8895 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8896 machine restrictions
8897 * fixinc/fixincl.x: regen
8899 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8901 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8903 (hash_scan_insn): Clean up calls to hash_scan_set.
8904 (compute_kill_rd): REGNO now unsigned.
8905 (try_replace_reg): Rework to use simplify_replace_rtx.
8906 (cprop_jump, cprop_cc0_jump): Likewise.
8907 (cprop_insn): Call find_reg_equal_equiv_note.
8908 Reflect changes to cprop_jump and cprop_cc0_jump.
8910 * recog.c (validate_replace_src): Replace in operands of
8911 ZERO_EXTRACT in SET_DEST.
8913 * cse.c (new_label_ref): New variable.
8914 (insert): Set it instead of recorded_label_ref.
8915 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8916 CODE_LABEL for this function, and not already in REG_LABEL note.
8918 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8920 * resource.c (mark_referenced_resources): Fix typo in introductory
8922 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8925 2001-02-16 Jason Merrill <jason@redhat.com>
8927 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8929 (gen_subprogram_die): Don't abort on seeing a second definition if
8930 the previous one was abstract. Don't replace an abstract instance
8931 in the lookup table.
8933 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8934 gen_abstract_function.
8935 * dwarf2out.h: Declare it.
8936 * toplev.c (note_outlining_of_inline_function): New fn.
8937 * toplev.h: Declare it.
8938 * integrate.c (output_inline_function): Call it.
8939 * c-decl.c (duplicate_decls): Call it when redefining an extern
8940 inline. Don't inline the new defn.
8942 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8944 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8946 * .gdbinit: Rename to gdbinit.in.
8947 * gdbinit.in: New file,
8948 * configure.in: Generate .gdbinit from gdbinit.in.
8949 * configure: Regenerated.
8950 * Makefile.in (distclean): Always remove .gdbinit.
8952 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8954 * objc/objc-act.c (start_class): Register implemented_classes with
8957 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8959 * cppfiles.c (_cpp_make_system_header): Generate a file
8962 2001-02-15 Jim Meyering <meyering@lucent.com>
8964 * Makefile.in (install-common): Don't depend on installdirs here.
8965 Instead, make each of the lang.install-common targets (e.g.,
8966 c++.install-common in cp/Make-lang.in) depend on it.
8967 (install-driver): Depend on installdirs.
8969 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8971 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8973 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8976 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8978 * invoke.texi (--param): Document.
8980 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8982 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8984 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8986 * i386.md (extendsfdf2_2): Fix constraints.
8988 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8990 * i386.md (fop_df_3 splitter): Fix operand number.
8992 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8994 * invoke.texi (-mreg-alloc): Nuke.
8995 * i386.c (ix86_reg_alloc_order, regs_allocated,
8996 order_regs_for_local_alloc): Nuke.
8997 (override_options): Kill reg_alloc code.
8998 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8999 (REG_ALLOC_ORDER): SSE goes before I387.
9000 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9001 (ix86_reg_alloc_order): Likewise.
9002 * i386-protos.h (ix86_reg_alloc_order): Kill.
9004 2001-02-14 Richard Henderson <rth@redhat.com>
9006 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9008 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9010 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9012 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9014 * i386-protos.h (ix86_memory_move_cost): Move offline.
9015 * i386.c (ix86_register_move_cost): Compute properly cost of
9016 SSE, MMX and i387 instructions.
9017 (*_cost): Add costs of SSE/MMX moves.
9018 (ix86_memory_move_cost): Move offline from ....; Likewise.
9019 * i386.h (MEMORY_MOVE_COST): .... here;
9020 (struct processor costs): Add new fields to represent costs
9023 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9025 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9026 move_cost together with Matt Kraai's fix.
9028 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9030 * Makefile.in (OBJS): Add params.o.
9032 2001-02-14 Richard Henderson <rth@redhat.com>
9033 DJ Delorie <dj@redhat.com>
9035 * jump.c (jump_optimize_1): When we delete a conditional jump
9036 preceeding a non-conditional jump to effectively the same place,
9037 make sure that the combined jump skips any clobber insns between
9040 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9042 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9044 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9046 * Makefile.in (toplev.o): Depend on params.h.
9047 (intergate.o): Likewise.
9048 (params.o): New target.
9049 * flags.h (inline_max_insns): Remove.
9050 * integrate.c: Include params.h.
9051 Use MAX_INLINE_INSNS instead of inline_max_insns.
9052 * params.c: New file.
9053 * params.h: Likewise.
9054 * params.def: Likewise.
9055 * toplev.c: Include params.h.
9056 (lang_independent_params): New variable.
9057 (decode_f_option): Use the param machinery instead of setting
9059 (independent_decode_option): Handle "--param name=value".
9060 (main): Register language-independent parameters.
9062 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9064 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9066 2001-02-14 Richard Henderson <rth@redhat.com>
9068 * regclass.c (init_reg_sets_1): Revert last two changes.
9070 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9072 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9073 (variable_size): Call put_pending_size.
9074 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9075 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9076 sizes list, put newly created SAVE_EXPR there as well.
9078 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9080 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9081 (errata_find_address_regs): load_group has only 2 entries.
9082 (errata_emit_nops): Likewise. shladd is not problematic.
9083 Clear last_group if nop was emitted.
9084 (fixup_errata): load_group has only 2 entries.
9087 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9089 * c-lex.c (lex_number): Only warn traditionally for U suffix
9090 outside system macros.
9091 * cppexp.c (parse_number): Similarly.
9092 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9093 * cppmacro.c (struct cpp_macro): New member node.
9094 (parse_args): Only warn about missing rest args if not
9096 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9097 (cpp_sys_objmacro_p): New.
9098 (_cpp_create_definition): Store the node with the macro defn.
9099 Remember if the macro is defined in a system header.
9101 2001-02-13 DJ Delorie <dj@redhat.com>
9103 * configure.in (check_languages): determine languages to check
9104 * Makefile.in (check-c++): alias for check-g++
9105 (check-f77): alias for check-g77
9106 (CHECK_TARGETS): depend on configured languages
9108 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9110 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9111 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9112 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9113 (sqrtextendsfdf2): Disable for SSE2.
9115 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9117 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9118 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9119 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9120 (sqrtextendsfdf2): Disable for SSE2.
9122 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9124 * i386.md (movsfcc_1): Support integer cmove instruction.
9125 (movdfcc_1): Likewise; new splitter.
9127 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9129 * i386.c (output_fp_compare): Support SSE.
9130 (prepare_fp_compare_args): SSE comparisons always support memory.
9131 * i386.h (TARGET_CMOVE): SSE imply cmove.
9132 * i386.md (cmp?f2): Enable for SSE too.
9133 (cmpfp_i*): Support SSE.
9135 (cmpfp_i_sse_only): New.
9136 (s*, b* fp expanters): Enable for SSE too.
9137 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9140 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9142 * regclass.c (init_reg_sets_1): Silence warning.
9144 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9146 * i386.md (sqrt?f2): Change to expander.
9147 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9149 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9151 * rtlanal.c (find_reg_equal_equiv_note): New function.
9152 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9153 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9154 * rtl.h: Add declarations for above functions.
9156 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9158 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9160 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9161 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9162 * flow.c (mark_regs_live_at_end): Likewise.
9163 (calculate_global_regs_live): Likewise.
9164 * gcse.c (compute_hash_table): Likewise.
9165 (compute_kill_rd): Likewise.
9166 * resource.c (mark_target_live_regs): Likewise.
9167 * rtl.h (INVALID_REGNUM): New macro.
9169 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9171 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9173 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9175 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9178 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9180 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9182 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9183 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9184 (fop_sf_1_sse, fop_df_1_sse): New patterns
9185 (fop_*): Disable float_extend and float patterns for SSE compilation.
9186 * i386.c (output_387_binary_op): Support SSE.
9188 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9190 * i386.md (dummy_extendsfdf2): Support SSE2
9191 (extendsfdf2): Enable if 80387 or SSE2.
9192 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9193 and no MIX_I387_SSE2
9194 (extendsfdf2_1_sse_only): New pattern.
9195 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9197 (truncdfsf2_1): Support SSE.
9198 (truncdfsf2_2): Support SSE.
9199 (truncdfsf2_2_1_sse): New pattern.
9200 (fixtruncsfsi2): Always use SSE if available.
9201 (fix_truncsfsi_sse): New pattern.
9202 (fix_truncdfsi_sse): New pattern.
9203 (floatsis?f2): Support SSE.
9204 (floatsidf2_i387): New pattern.
9205 (floatsidf2_sse): Likewise.
9207 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9209 * configure.in: Use "have_gnat" variable, not "gnat".
9210 * configure: Regenerated.
9212 * config/sparc/sparc.c (function_value): Treat all non-record
9213 aggregate types like used to treat UNION_TYPE.
9215 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9217 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9218 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9220 (MASK_MIX_SSE_I387): New.
9221 (TARGET_SSE): SSE2 imply SSE.
9222 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9223 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9224 (enum reg_class): Add new classes.
9225 (REG_CLASS_NAMES): Likewise.
9226 (REG_CLASS_CONTENTS): Likewise.
9227 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9228 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9229 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9230 (CLASS_MAX_NREGS): Use new macros.
9231 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9232 * i386.md (pushsf, movsf): Support SSE.
9233 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9234 splitters to use ANY_FP_REGNO_P.
9235 (movdf_nointeger, movdf_integer): Likewise.
9237 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9239 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9240 (try_combine): Use it.
9242 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9244 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9245 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9246 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9247 (REGISTER_MOVE_COST): Likewise.
9248 * i386-protos.h (ix86_secondary_memory_needed,
9249 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9250 * i386.c (ix86_secondary_memory_needed,
9251 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9253 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9255 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9256 (HARD_REGNO_MODE_OK): Move offline to ....
9257 * i386.c (ix86_hard_regno_mode_ok) ... here;
9258 refuse all incorrect modes.
9259 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9261 2001-02-13 Richard Henderson <rth@redhat.com>
9263 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9264 entire operator; replicate that and match_dup the operands.
9265 (cmp_ccx_arith_op_set): Likewise.
9266 (cmp_cc_arith_op_not_set): Likewise.
9267 (cmp_ccx_arith_op_not_set): Likewise.
9269 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9271 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9273 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9275 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9276 (TARGET_NO_BITFIELD_WORD): New macro.
9277 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9278 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9280 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9282 * cselib.c: New file, from simplify-rtx.c.
9283 * simplify-rtx.c: Remove cselib parts.
9284 * Makefile.in: Add cselib.o.
9286 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9288 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9289 (setup_incoming_varargs): Remove warning.
9291 * config/rs6000/rs6000.c (validate_condition_mode): When
9292 flag_fast_math, allow floating-point conditionals to be reversed.
9293 (rs6000_generate_compare): When flag_fast_math, don't generate
9294 cror operations for FP conditionals.
9296 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9298 (ASM_SPEC): Likewise.
9299 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9300 (CC1_SPEC): Likewise.
9301 (LINK_TARGET_SPEC): Likewise.
9302 (CPP_ENDIAN_SPEC): Likewise.
9303 * Makefile.in (check-consistency): New target.
9305 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9307 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9308 "return type defaults" warning for functions with return type
9310 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9311 function declarations by default rather than only when pedantic.
9313 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9315 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9318 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9320 * extend.texi (Deprecated): Deprecate new initializer lists.
9322 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9324 * mkdeps.c (deps_add_default_target): Robustify. Add
9325 basename component only.
9326 * cpp.texi (-M): Describe how default target is generated.
9327 * invoke.texi (-M): Likewise.
9329 2001-02-12 Kazu Hirata <kazu@hxi.com>
9331 * toplev.c (push_float_handler): Remove.
9332 (pop_float_handler): Remove.
9333 * toplev.h: Remove prototypes for the above functions.
9335 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9337 * c-common.c (constant_fits_type_p): New function.
9338 (convert_and_check): Use it.
9340 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9342 * Makefile.in (GXX_ABI_FLAG): Don't define.
9343 * configure.in (--enable-new-gxx-abi): Remove option.
9344 * config.in: Regenerated.
9345 * configure: Likewise.
9347 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9349 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9351 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9352 regular basic block, and arrange for all edges into it to switch
9355 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9357 * Makefile.in (distclean): Do not remove .gdbinit.
9359 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9361 * Makefile.in (gcc.o): Fix typos.
9362 (protize.o): Likewise.
9363 (unprotoize.o): Likewise.
9365 2001-02-11 Richard Henderson <rth@redhat.com>
9367 * tree.c (build1): Check for null operand in last change.
9369 2001-02-11 Richard Henderson <rth@redhat.com>
9371 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9372 (fold): Don't assume a constant isn't foldable.
9373 * tree.c (build): Set TREE_CONSTANT for an expression with no
9374 side-effects and constant operands.
9377 2001-02-10 Richard Henderson <rth@redhat.com>
9379 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9381 2001-02-10 Anthony Green <green@redhat.com>
9383 * cpp.texi (Standard Predefined): Add documentation for
9386 * c-common.c (combine_strings): Improve warning message.
9388 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9390 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9392 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9394 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9396 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9399 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9401 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9404 2001-02-09 Nick Clifton <nickc@redhat.com>
9406 * config/arm/arm.md: Change output contraint on post inc
9407 load/store multiple patterns to be a read/write contraint.
9409 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9411 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9412 .o files when using the -M options.
9414 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9415 David Edelsohn <edelsohn@gnu.org>
9417 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9418 handle DImode constants. Use one TOC entry for SImode and smaller
9419 constants, aligned properly.
9421 2001-02-08 Jason Merrill <jason@redhat.com>
9423 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9424 about the SP adjustment for saving the static chain pointer.
9425 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9426 offset when setting a temporary CFA register.
9428 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9430 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9431 powerpc-*-chorusos* .
9432 * config/rs6000/chorus.h : New file.
9433 * config/i386/chorus.h : New file.
9434 * config/sparc/chorus.h : New file.
9435 * config/sparc/t-chorus-elf : New file.
9437 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9439 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9440 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9441 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9442 (__WCHAR_TYPE__): Correct macro name.
9444 2001-02-08 Richard Henderson <rth@redhat.com>
9446 * config/i386/i386.c (ix86_frame_pointer_required): New.
9447 (ix86_setup_frame_addresses): New.
9448 (struct machine_funciton): Add accesses_prev_frame.
9449 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9450 ix86_frame_pointer_required.
9451 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9452 (SETUP_FRAME_ADDRESSES): New.
9453 * config/i386/i386-protos.h: Update.
9454 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9455 from FRAME_POINTER_REQUIRED.
9456 * config/i386/svr3gas.h: Likewise.
9457 * config/i386/sysv3.h: Likewise.
9458 * config/i386/v3gas.h: Likewise.
9460 2001-02-08 Richard Henderson <rth@redhat.com>
9462 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9463 calculation of the number of integer registers required.
9464 (function_arg_record_value): Likewise.
9466 2001-02-08 Jason Merrill <jason@redhat.com>
9468 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9469 two. Print file and line with "confused" message.
9471 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9473 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9475 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9477 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9479 * final.c (cleanup_subreg_operands): The address of a MEM can
9482 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9485 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9487 * gcc.texi (Incompatibilities): Update documentation of
9488 preprocessing numbers.
9490 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9492 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9494 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9496 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9498 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9499 * gcc.c (struct compiler): Add cpp_spec field.
9500 (input_file_compiler): New variable.
9501 (do_spec_1): Allow a particular compiler to handle `%C'
9503 (main): Store the current compiler in input_file_compiler.
9504 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9506 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9508 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9509 * cppinit.c (cpp_create_reader): Initialize them.
9510 (append_include_chain): cxx_aware arg might be unused.
9511 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9512 keywords and give them their phase 7 meaning. Pedwarn about
9513 this unless '__bool_true_false_are_defined' is defined.
9515 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9517 * lcm.c (optimize_mode_switching): Emit mode_set before the
9518 JUMP_INSN of an abnormal edge.
9520 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9522 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9523 a scheduling barrier at the end.
9525 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9527 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9529 * config/sh/sh.md (reload_outsf): Removed.
9530 (movsf_ie): Introduce constraints for FPUL loads and stores.
9531 (reload_insf): Broaden the output constraint.
9533 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9535 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9536 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9538 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9540 * final.c: Revert my previous changes.
9541 * output.h: Make profile_label_no extern.
9542 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9543 for generating label.
9545 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9547 * config/i386/djgpp.h: Add comments about standard paths.
9548 (MD_EXEC_PREFIX): Undefine before defining.
9549 (MD_STARTFILE_PREFIX): New.
9551 2001-01-30 Bruce Korb <bkorb@gnu.org>
9553 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9554 (load_file): do not rely on load_file_data() to close file pointer
9555 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9556 fixinc/inclhack.def(irix_limits_const): add test_text
9558 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9560 * cppexp.c (parse_defined): Improve diagnostics for invalid
9563 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9565 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9567 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9569 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9570 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9571 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9572 (rs6000_output_symbol_ref): New function.
9573 (output_toc): Use VTABLE_NAME_P.
9575 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9577 * print-tree.c (print_node, case PARM_DECL):
9578 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9580 * stor-layout.c (reference_types_internal): New variable.
9581 (internal_reference_types): New function.
9582 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9583 * tree.h (internal_reference_types): New declaration.
9585 * cse.c (find_best_addr): Fix typo in computing cost.
9587 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9589 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9590 and this is the sum of a pointer and a constant, we know the result
9592 (num_sign_bit_copies, case PLUS): Likewise.
9593 * explow.c (convert_memory_address): Remove opposite SUBREG.
9594 * function.c (instantiate_new_reg): New function (from common code).
9595 (instantiate_virtual_regs_1): Call it.
9596 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9597 if pointers sign- or zero-extend.
9598 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9599 If pointers extend unsigned, use inside of SUBREG.
9600 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9602 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9604 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9605 subdir of gcc_gxx_include_dir.
9606 (gcc_gxx_target_include_dir): Remove.
9608 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9610 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9611 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9612 a high-level description.
9614 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9616 * final.c: Move the declaration of profile_label_no to ...
9617 * output.h: ... here.
9618 * function.c (expand_function_start): Call PROFILE_HOOK.
9619 * config/rs6000/aix.h: Define PROFILE_HOOK.
9620 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9621 * config/rs6000/rs6000.c (output_profile_hook): Define.
9622 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9623 output_profile_hook.
9624 tm.texi : Explain new macro PROFILE_HOOK.
9626 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9628 * extend.texi (Extended Asm): Do not say that semicolon is always
9629 a valid line-breaking character for GNU assemblers. Use
9630 newline-tab as the most commonly supported syntax. Use
9631 newline-tab rather than semicolon in multi-insn examples.
9633 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9635 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9637 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9638 David Edelsohn <edelsohn@gnu.org>
9640 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9641 code for AIX, even without flag_pic.
9643 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9645 * c-typeck.c (common_type): push and pop binding level around
9646 calling common_type on function parameters.
9648 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9650 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9652 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9654 * config/mips/mips.c (override_options): Fix typo in last change.
9655 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9656 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9658 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9660 * invoke.texi (-fdump-class-layout): Document.
9661 (-fdump-translation-unit): Use `=' as filename separator.
9663 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9665 * Makefile.in (s-mlib): Don't build multilibs if
9667 (DRIVER_DEFINES): Adjust accordingly.
9669 (protoize.o): Likewise.
9670 (unprotoize.o): Likewise.
9671 * configure.in: Recognize --enable-multilib.
9673 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9675 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9677 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9678 * configure.in: Remove --enable-libstdcxx_v3 support.
9679 * configure: Regenerated.
9681 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9683 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9684 Call abort instead of fatal.
9685 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9686 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9687 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9688 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9689 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9690 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9692 * diagnostic.h (set_internal_error_function): Renamed.
9693 * toplev.h (internal_error): Renamed from fatal.
9694 (pfatal_with_name): Deleted.
9695 (fatal_io_error): Now has printf-style arguments.
9696 * diagnostic.c (pfatal_with_name): Deleted.
9697 (fatal_io_error): Rework to have args in printf-style.
9698 (set_internal_error_function): Renamed from set_fatal_function.
9699 (internal_error): Renamed from fatal.
9700 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9701 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9702 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9703 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9704 * flow.c (verify_flow_info): Likewise.
9705 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9706 * config/mips/mips.c (save_restore_insns): Likewise.
9708 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9709 * flow.c (verify_flow_info): Likewise.
9710 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9711 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9712 (avr_normalize_condition): Likewise.
9713 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9714 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9715 (limit_reload_class, double_reg_to_memory): Likewise.
9716 (print_operand_address, emit_1600_code_shift): Likewise.
9717 (gen_tst_reg, gen_compare_reg): Likewise.
9718 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9719 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9721 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9723 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9724 * objc/objc-act.c (build_ivar_chain): Likewise.
9725 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9727 * graph.c (clean_graph_dump_file): Likewise.
9728 * profile.c (init_branch_prob): Likewise.
9729 * objc/objc-act.c (objc_init): Likewise.
9731 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9732 * config/avr/avr.c (avr_override_options): Likewise.
9733 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9734 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9735 * config/h8300/h8300.c (h8300_init_once): Likewise.
9736 * config/mips/mips.c (override_options): Likewise.
9737 * config/i386/i386.c (override_options): Likewise, rework.
9738 * config/m68k/m68k.c (override_options): Likewise.
9740 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9742 * config/mips/mips.c (print_operand): Likewise.
9743 * hash.c (hash_allocate): Don't check for failure returns from
9744 obstack functions that can't fail.
9745 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9746 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9747 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9748 (get_object_reference): Likewise.
9750 2001-02-04 Nick Clifton <nickc@redhat.com>
9752 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9753 StrongARM1110, 10TDMI, and 1020T.
9755 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9757 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9759 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9761 * config/sh/sh.md (movdf load split): Pass register number to
9762 FP_OR_XD_REGISTER_P.
9764 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9766 * cppinit.c (BC): New macro.
9767 (builtin_array): Add __GXX_WEAK__.
9768 * cpplib.h (builtin_type): Add BT_WEAK.
9769 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9770 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9771 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9773 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9775 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9777 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9779 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9780 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9782 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9784 * cpphash.h: Rename ALIGN _ALIGN.
9785 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9787 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9789 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9790 compilation environment.
9791 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9792 control over location of cygwin includes and libs.
9794 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9796 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9798 2001-02-02 lars brinkhoff <lars@nocrew.org>
9800 * md.texi (Standard Names): remove reference to spur.md.
9802 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9804 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9805 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9806 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9807 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9808 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9810 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9812 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9813 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9814 number before reload.
9815 (c4x_adjust_cost): Return zero before reload.
9816 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9817 split before reload.
9819 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9821 * c4x.c (c4x_hard_regno_rename_ok): New.
9822 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9823 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9825 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9827 * diagnostic.h: Add missing "extern" in all declarations.
9829 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9831 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9832 as for gcc_gxx_include_dir.
9834 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9836 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9838 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9840 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9841 label before alignment to be used as the braf base address.
9842 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9844 (casesi_jump_2): Require at least TARGET_SH2.
9846 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9847 truncation to 32-bit doubles on -m3e and -m4-single-only.
9849 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9851 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9852 the default when building a shared object.
9853 (init_spec): Use it.
9854 * testsuite/lib/g++.exp: Include the directory where libgcc
9855 is located to the LD_LIBRARY_PATH list.
9856 * invoke.texi (-shared-libgcc): Document the cases in which
9857 GCC defaults to using the shared libgcc.
9859 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9861 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9862 unsigned is wide enough.
9864 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9865 (si_to_float): Likewise.
9866 (float_to_si, float_to_usi): Use BITS_PER_SI.
9868 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9870 * dwarf2out.c: Added explanation of abbreviations.
9871 (def_cfa_1): Added comments listing DWARF2 instructions.
9872 (cfa_temp_reg): Removed in favor of cfa_temp.
9873 (cfa_temp_value): Removed in favor of cfa_temp.
9874 (cfa_temp): New global variable.
9875 (dwarf2out_frame_debug_expr): Added extensive introductory
9876 comments explaining the function's transformations. Revised to
9877 use cfa_temp. Added some rtx checking. Generalize IOR case.
9878 (dwarf2out_frame_debug): Revised to use cfa_temp.
9879 (output_aranges): Cast as "unsigned" to avoid warning.
9880 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9881 explain which instructions must be marked.
9883 2001-02-01 Richard Henderson <rth@redhat.com>
9885 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9888 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9890 * config/sh/crt1.asm (main_k): Modified so that start calls
9891 ___setup_argv_and_call_main.
9893 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9895 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9896 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9897 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9898 * cppmacro.c (builtin_macro): Set builtin flags here.
9899 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9900 (replace_args): Clarify intent.
9901 (cpp_get_token): Macro expansion tokens get the saved flags.
9903 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9906 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9908 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9911 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9913 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9914 returns Pmode pseudo, but we need ptr_mode.
9915 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9916 Remove bogus conversions; use HOST_WIDE_INT for size.
9917 Don't use TARGET if wrong mode.
9919 * config/i386/i386.c (ix86_compute_frame_size): Allow
9920 stack_alignment_needed to be non-default even if size is zero.
9922 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9924 * pa.c (hppa_init_pic_save): New function.
9925 * pa.h (hppa_init_pic_save): Declare.
9926 * pa.md (call, call_value, sibcall, sibcall_value): Use
9927 the above instead of duplicated code.
9929 * pa.c (hppa_encode_label): Correct size of alloca buffer
9930 so we don't overrun it. Correct leading `*' case.
9931 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9932 need to handle `*@'.
9933 (FUNCTION_NAME_P): Likewise.
9935 2001-01-31 Richard Henderson <rth@redhat.com>
9937 * config.gcc (alpha-osf5): Use float-i128.h.
9939 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9940 * config/float-i32.h: Likewise.
9941 * config/float-i64.h: Likewise.
9942 * config/float-sh.h: Likewise.
9943 * config/float-sparc.h: Likewise.
9945 2001-01-31 DJ Delorie <dj@redhat.com>
9947 * expmed.c (extract_bit_field): allow non-integral modes if we
9948 want to extract a whole register from itself.
9950 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9952 * c-typeck.c (set_init_index): If first is equal to last, assume as
9953 if it was not a range at all.
9955 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9957 * config/fp-bit.c: Include tm.h.
9958 (float_to_si): Don't assume SImode is 32-bits wide.
9959 (float_to_usi): Likewise.
9961 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9963 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9965 (typename): Call pending_xref_error after parsing typed_typespecs.
9966 * c-decl.c (lookup_tag): Give error immediately rather than
9967 leaving it pending if the tag of the wrong type is in the same
9969 (xref_tag): Don't pedwarn for forward declarations of enum types
9971 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9974 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9976 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9978 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9980 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9981 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9983 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9985 * cpphash.h (struct cpp_reader): New saved_flags.
9986 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9987 to avoid a paste after a pasted token.
9989 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9991 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9992 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9993 Wtype_MIN instead of LONG_MIN.
9995 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9997 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9999 * fixinc/fixincl.x: Regenerated.
10000 * fixinc/inclhack.def (irix_limits_const): New definition to
10001 convert "const" to "__const" in limits.h.
10003 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10005 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10007 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10009 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10010 when register dies in the insn.
10012 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10014 * diagnostic.c (fatal): Fix word wrap.
10016 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10018 * combine.c (try_combine): Fix SUBREG setting for
10019 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10021 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10023 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10026 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10028 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10030 * toplev.c (decode_W_option): Update warn_larger_than
10031 unconditionally for each processed switch.
10033 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10035 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10037 (hppa_expand_prologue): Delete code to save pic offset table register
10038 in the function prologue.
10039 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10040 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10041 table register at the beginning of the function after the prologue.
10043 2001-01-29 lars brinkhoff <lars@nocrew.org>
10045 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10047 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10048 Jeff Law <law@redhat.com>
10050 * pa.md (return): Revise comment for trivial return.
10051 (return_internal): Non-trivial return pattern for non-PIC code.
10052 (return_internal_pic): Non-trivial return pattern for PIC code.
10053 It uses the PIC register to ensure it is restored after
10055 (epilogue): Generate appropriate return for PIC and non-PIC code.
10057 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10059 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10061 2001-01-29 DJ Delorie <dj@redhat.com>
10063 * combine.c (if_then_else_cond): Pass the correct mode to
10064 operand_subword() for constants.
10066 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10068 * config/i386/cygwin.h: Add w32api to include search. Search different
10069 directories in a cross-build environment.
10071 2001-11-29 Tim Josling <tej@melbpc.org.au>
10073 * tree.h (TYPE_STUB_DECL): Add documentation.
10075 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10077 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10078 (sdbout_field_types): Likwise. Fix use of host_integerp.
10080 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10082 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10085 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10087 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10088 to use flag_gnu_linker.
10090 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10092 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10093 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10095 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10097 * tree.c, tree.h (build_parse_node): Remove; was identical to
10099 * c-lang.c (start_cdtor), objc/objc-act.c
10100 (build_module_descriptor): Use build_nt instead of
10103 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10105 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10106 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10107 not have any upper bits set.
10109 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10111 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10113 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10115 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10117 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10119 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10120 (integer_minus_one_node): Define.
10122 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10124 * Makefile.in (bootstrap2-lean): Fix typo.
10126 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10128 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10129 : Don't set fe_value.
10130 * cpplib.h (AVOID_LPASTE): New flag.
10131 (struct cpp_hashnode): Remove fe_value.
10132 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10133 * cppmacro.c (builtin_macro): Don't set flags here.
10134 (replace_args): Set AVOID_LPASTE flag on first token of an
10135 argument, and the token following it.
10136 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10137 macro expansion, and on the token following it. Do it for
10139 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10141 2001-01-27 Richard Henderson <rth@redhat.com>
10143 * config/alpha/t-ieee: Remove multilibbing.
10144 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10146 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10148 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10150 * Makefile.in: Remove all dependencies on defaults.h.
10151 * builtins.c: Don't include defaults.h.
10152 * c-common.c: Likewise.
10153 * c-decl.c: Likewise.
10154 * c-pragma.c: Likewise.
10155 * c-typeck.c: Likewise.
10156 * combine.c: Likewise.
10157 * i386.c: Likewise.
10158 * frame-ia64.c: Likewise.
10159 * cppexp.c: Likewise.
10160 * crtstuff.c: Likewise.
10161 * dbxout.c: Likewise.
10162 * dwarf2out.c: Likewise.
10163 * dwarfout.c: Likewise.
10164 * emit-rtl.c: Likewise.
10165 * except.c: Likewise.
10166 * expr.c: Likewise.
10167 * final.c: Likewise.
10168 * frame-dwarf2.c: Likewise.
10169 * libgcc2.c: Likewise.
10170 * optabs.c: Likewise.
10171 * profile.c: Likewise.
10172 * sdbout.c: Likewise.
10173 * toplev.c: Likewise.
10174 * tradcif.y: Likewise.
10175 * tree.c: Likewise.
10176 * varasm.c: Likewise.
10178 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10180 * builtins.c (expand_builtin_fputs): Use size_one_node when
10181 transforming into fwrite.
10183 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10185 * extend.texi (Attribute Syntax): New section.
10187 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10189 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10190 they didn't need fixing.
10192 2001-01-27 Janis Johnson <janis@us.ibm.com>
10194 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10196 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10197 to remove macro definitions that are duplicated from elfos.h.
10199 2001-01-27 Richard Henderson <rth@redhat.com>
10201 * config/i386/sco5gas.h: Move ...
10202 * config/usegas.h: ... here.
10203 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10205 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10207 * c-typeck.c (struct constructor_stack): Add range_stack member.
10208 (really_start_incremental_init): Clear it.
10209 (push_init_level): Save constructor_range_stack and clear it if
10210 pushing explicit braces.
10211 (pop_init_level): abort if constructor_range_stack is non-zero at
10212 explicit closing brace. Restore saved constructor_range_stack if
10215 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10217 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10218 into register was forced into memory.
10220 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10222 * Makefile.in: Remove uses of + before $(MAKE).
10224 2001-01-26 Richard Henderson <rth@redhat.com>
10226 * stmt.c (cost_table): Remove.
10227 (COST_TABLE, cost_table_initialized): New.
10228 (estimate_case_costs): Use the later instead of the former.
10229 (balance_case_nodes): Likewise.
10231 2001-01-26 Richard Henderson <rth@redhat.com>
10233 * alias.c (objects_must_conflict_p): Read-only slots may not
10234 conflict despite having the same type.
10236 2001-01-27 Michael Hayes <mhayes@redhat.com>
10238 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10240 (check_ext_dependant_givs): Initialise u_start_val and
10242 (load_mems): Make last_max_reg unsigned.
10243 (try_swap_copy_prop): Use INSN_P and initialise set.
10245 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10247 * README.AVR : Removed.
10249 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10251 * pa-64.h (text_section): Remove declaration.
10253 * pa.md (return_internal): Remove mode on PIC register use.
10255 2001-01-25 lars brinkhoff <lars@nocrew.org>
10257 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10258 ASM_CLOSE_PAREN): fix typos.
10260 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10262 * acconfig.h: Define `const' to the empty string if neither
10263 __STDC__ nor __cplusplus is defined.
10264 * config.in: Regenerated.
10266 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10268 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10269 * collect2.c (main): Delete importf. Add ".obj" file extension.
10270 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10271 (aix_std_libs): Add additional AIX libraries to skip.
10272 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10273 * config/rs6000/aix51.h: New file.
10275 2001-01-25 Michael Hayes <mhayes@redhat.com>
10277 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10278 (loop_insn_emit_before): No longer static.
10279 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10280 (loop_givs_rescan, load_mems): Likewise.
10281 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10282 (maybe_eliminate_biv_1):
10283 (move_movables): Replace emit_call_insn_before with
10284 loop_call_insn_hoist.
10285 * loop.h (loop_insn_emit_before): Add.
10286 * unroll.c (copy_loop_body): Replace emit_insn_before with
10287 loop_insn_emit_before.
10289 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10291 * diagnostic.c (fatal): Request preprocessed source.
10293 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10295 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10296 olddecl has argument types and newdecl has none, use the argument
10297 types from olddecl.
10299 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10301 * dwarf2out.c (prefix_of): New function. Determine longest common
10302 prefix of the two arguments. The units are whole path components.
10303 (output_file_names): When adding a new directory find the one entry
10304 with the longest common prefix already in the list. Artificially
10305 generate entry if there is none for this prefix.
10306 Fix test to check whether the zeroth directory entry is used.
10308 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10310 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10311 Changed all callers. Take it into account when deciding if a
10312 previously loaded value matches.
10314 2001-01-24 Richard Henderson <rth@redhat.com>
10316 * reload.c (find_reloads_subreg_address): Fail the substitution
10317 if the resulting address is insufficiently aligned.
10319 2001-01-24 DJ Delorie <dj@redhat.com>
10321 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10322 check the original operand's mode also.
10323 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10325 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10327 * c-parse.in (cast_expr): Move compound literals from here ...
10328 (primary): ... to here. Use standard terminology "compound
10329 literal" instead of "constructor expression".
10331 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10333 * gcc.1, cpp.1: Regenerate.
10335 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10337 * calls.c (emit_library_call_value_1): Memory slot for
10338 pass-by-reference argument should have the mode of the argument,
10339 not of the pointer to it.
10341 2001-01-24 Tom Tromey <tromey@redhat.com>
10343 * gcc.texi (G++ and GCC): Mention gcj manual.
10344 (Standards): Link to section of manual mentioning gcj/Java
10347 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10349 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10350 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10351 * tradcpp.c (main): Add -imacros or -include'd dependencies
10353 * cpp.texi (-M, -MM): Document -M -include behaviour.
10355 2001-01-24 Roger Collins <roger@ProProject.com>
10357 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10359 2001-01-24 Will Cohen <wcohen@redhat.com>
10361 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10362 whether registers are 32 bits or 64 bits in size.
10364 2001-01-24 Ben Elliston <bje@redhat.com>
10366 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10368 2001-01-24 Richard Henderson <rth@redhat.com>
10370 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10371 (builtin_longjmp): Use it instead of emit_indirect_jump.
10373 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10375 * bb-reorder.c (make_reorder_chain_1): Handle case where
10376 jump edge goes to the same block as the fallthru edge.
10378 2001-01-23 Jim Wilson <wilson@redhat.com>
10380 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10381 * frame.h (__ia64_personality_v1): Add prototype.
10382 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10383 prototype form. Add void * cast to first argument to personality
10385 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10386 (asctoe113): Likewise.
10387 * config/ia64/frame-ia64.c: Include eh-common.h.
10388 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10390 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10392 (itanium_split_issue): Add prototype.
10393 (gen_nop_type): Ifdef out.
10394 (find_best_packet): Initialize best_packet.
10395 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10397 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10398 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10399 (flushrs): Add explicit stop bit at end.
10400 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10403 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10405 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10407 * libgcc2.c (__terminate_func): Make variable static.
10408 (__terminate_set_func): New function to set __terminate_func.
10409 * libgcc2.h (__terminate_func_ptr): New typedef.
10410 (__terminate_set_func): New function.
10412 2001-01-23 Richard Henderson <rth@redhat.com>
10414 * flow.c (init_propagate_block_info): Don't consider unchanging
10415 memories for dead frame store elimination.
10417 2001-01-23 Richard Henderson <rth@redhat.com>
10419 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10420 * defaults.h: ... here.
10422 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10424 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10426 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10428 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10430 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10432 * rs6000.h (rs6000_return_addr): Move prototype from here...
10433 * rs6000-protos.h (rs6000_return_addr): ...to here.
10434 (rs6000_init_expanders): Delete prototype.
10436 2001-01-23 Nick Clifton <nickc@redhat.com>
10438 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10439 (Spec Files): Document %B and %j and %. and %v3 and %M and
10440 %{S*&T} spec switches.
10442 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10444 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10446 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10447 Neil Booth <neil@daikokuya.demon.co.uk>
10449 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10450 Have -Werror make pedantic warnings errors, like the
10453 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10455 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10457 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10459 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10460 * integrate.c (expand_inline_function): Initialize them.
10461 (subst_constants): If changing COMPARE so that both its arguments
10462 will be VOIDmode and the comparison mode will be lost, note
10463 compare_mode. Use the recorded compare_mode to optimize
10466 2001-01-23 Jason Merrill <jason@redhat.com>
10468 * dwarf2out.c (new_die): Use xcalloc.
10469 (output_die): Abort rather than emit a local reference to offset 0.
10471 2001-01-17 Andrew Haley <aph@redhat.com>
10473 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10474 of a saved register; return NULL instead.
10475 (copy_reg): Take a pointer to a source register rather than a
10477 (next_stack_level): Remember the address in the stack frame of all
10479 Use the saved register pointer array as the source of the CFA.
10480 (throw_helper): Rewrite. Unwind once rather than twice and keep
10481 track of saved registers as we go.
10483 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10485 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10486 * c4x.c (c4x_legitimize_reload_address): Remove.
10487 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10488 reload address for ldp(k) insn.
10490 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10492 * pa.md (return_internal): Add a USE of the PIC register to ensure
10493 it is restored after each call.
10494 (return expander): Corresponding changes.
10496 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10498 * rs6000.h (INIT_EXPANDERS): Delete.
10499 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10500 * rs6000.c (rs6000_override_options): Call *_machine_status from
10502 (rs6000_init_expanders): ...instead of here. Delete.
10503 (rs6000_mark_machine_status): New function.
10504 (rs6000_init_machine_status): Use xcalloc.
10505 (rs6000_return_addr): Generate RTX for the return address.
10506 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10507 (rs6000_stack_info): Use it.
10509 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10511 * gthr-win32.h: Include errno.h to get a declaration for
10512 EINVAL and _mingw.h if the target is mingw32.
10514 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10516 * cpp.texi: Correct typos.
10518 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10520 * explow.c (probe_stack_range): Ensure value passed to
10521 stack_check_libfunc is ptr_mode, not Pmode.
10523 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10525 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10526 case, don't use operand_subword to calculate a SUBREG that is
10529 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10531 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10533 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10534 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10535 valid. If not replace it by equivalent insns.
10537 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10539 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10540 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10541 (c4x_U_constraint, symbolic_address_operand): Likewise.
10542 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10544 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10545 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10546 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10547 anulling slot because of silicon bug.
10548 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10550 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10552 * cppexp.c (parse_charconst): Change `mask' type to agree
10555 2001-01-21 Richard Henderson <rth@redhat.com>
10557 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10558 pic_label_name in a linkonce section.
10560 2001-01-17 Philipp Thomas <pthomas@suse.de>
10562 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10564 * configure: Regenerate.
10566 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10568 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10569 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10571 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10573 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10574 If REVERSE nonzero then condition code in X must be reversed.
10575 (encode_section_info): Optimise if/else.
10576 (avr_function_value): Fix formatting.
10578 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10579 (difficult_branch): Likewise.
10580 (rvbranch): Likewise.
10581 (difficult_rvbranch): Likewise.
10583 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10585 * config/avr/libgcc.S: Fix comment.
10587 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10589 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10591 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10593 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10595 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10597 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10598 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10599 * configure, config.in: Regenerate.
10600 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10601 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10602 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10603 (doprint.o): New rule.
10605 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10607 * c-typeck.c (digest_init): Handle boolean types as scalars.
10609 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10611 * stmt.c (expand_return): Don't return anything if size is zero.
10612 Delete redundant assignment to BYTES.
10613 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10615 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10617 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10618 the same as the default library function names.
10619 * config/avr/avr.md: Document special characters after '%'.
10620 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10621 knowing which of the call-used registers are really clobbered.
10622 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10623 New. Both quotient and remainder from one libgcc.S call.
10624 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10625 clobber as few registers as possible.
10626 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10628 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10630 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10631 context of the top of the stack.
10633 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10635 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10636 (fixup_var_refs_insns): ...here.
10638 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10640 * function.c (fixup_var_refs_insns): Break up into
10641 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10642 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10643 [loop over hash table entries].
10644 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10645 fixup_var_refs_insns_with_hash, to match above changes.
10647 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10649 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10650 (libgcc.a): Likewise.
10651 (stmp-multilib): Likewise.
10652 (STAGE2_FLAGS_TO_PASS): Likewise.
10654 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10656 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10657 temporary if no_new_pseudos.
10659 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10661 * cppinternals.texi: Update.
10663 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10665 * arm.c (arm_init_builtins): Re-enable builtins.
10667 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10669 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10670 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10671 element to be null, and always expect an EXPR_LIST.
10672 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10673 * sched-deps.c (sched_analyze_1): Likewise.
10674 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10676 * regclass.c (max_set_parallel): New variable.
10677 (reg_scan): Take it into account in computation of max_parallel.
10678 (reg_scan_mark_refs, case SET): Compute it.
10680 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10682 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10683 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10685 2001-01-19 Jason Merrill <jason@redhat.com>
10687 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10688 for the abstract instance of an inline function.
10690 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10691 J"orn Rennecke <amylaar@redhat.com>
10693 * reload1.c (move2add_note_store): Treat all registers directly or
10694 indirectly derived from a base register as members of the same set
10696 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10697 of base register into account.
10699 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10701 * alias.c (find_base_value): Recognize TRUNCATE.
10702 (record_set): In PLUS case, invalidate if other summand is also a
10705 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10707 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10708 entry to be EXPR_LIST.
10709 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10710 be an EXPR_LIST (but not null, which other code doesn't allow).
10711 (note_stores): Properly handle PARALLEL in SET.
10712 Recursively call for top-level PARALLEL.
10713 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10714 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10716 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10718 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10720 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10721 not pfile->skipping (== 0).
10723 2001-01-17 Nick Clifton <nickc@redhat.com>
10725 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10728 2001-01-17 Jim Wilson <wilson@redhat.com>
10730 * invoke.texi (IA-64 options): Improve.
10732 2001-01-17 Tom Tromey <tromey@redhat.com>
10734 * invoke.texi (Optimize Options): Use `{}' to around @samp
10737 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10739 * invoke.texi (-fno-guess-branch-probability): New option.
10741 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10743 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10744 case of making new double-word constant.
10745 Revert last change: instead just test i3_subst_into_i2.
10747 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10749 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10750 Use q constraints instead of r.
10752 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10754 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10755 (machine_function): Define.
10756 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10757 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10758 pa_free_machine_status): New functions.
10759 (override_options): Set {init,mark,free}_machine_status to above.
10760 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10761 PIC_OFFSET_TABLE_REGNUM_SAVED.
10762 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10763 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10764 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10765 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10766 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10768 2001-01-15 DJ Delorie <dj@redhat.com>
10770 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10774 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10776 * flow.c (propagate_one_insn): Make trying to delete a prologue
10777 or epilogue insn an ICE, not a warning. Allow doing this if
10778 the current function returns with stack pointer depressed.
10780 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10781 I3 having more than one SET.
10783 2001-01-16 Jim Wilson <wilson@redhat.com>
10785 * invoke.texi: Document IA-64 options.
10787 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10788 (fixup_errata): Delete TARGET_A_STEP use.
10789 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10790 (TARGET_SWITCHES): Delete -ma-step option.
10791 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10792 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10793 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10794 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10795 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10796 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10798 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10799 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10800 cmovsi_internal): Delete ! TARGET_A_STEP check.
10802 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10804 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10805 possibility to report bugs via postal mail. Change a URL and
10806 merge in a nearly duplicate statement...
10807 (Bug Reporting): ...from here.
10808 (Service): Refer to the Bug Reporting section instead of
10809 duplicating an URL.
10810 (Contributing): Remove trivial explanations concerning snapshots.
10812 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10814 * cppmain.c (general_init): Don't use ANSI prototype.
10816 2001-01-16 Tom Tromey <tromey@redhat.com>
10818 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10820 2001-01-16 Richard Henderson <rth@redhat.com>
10822 * config/i386/i386.h: Fix comment typo.
10823 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10824 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10826 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10828 * gcc.c: Revert previous -fsyntax-only-related change; move
10831 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10833 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10834 inmode after checking GET_CODE (op).
10836 2001-01-16 Richard Henderson <rth@redhat.com>
10838 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10839 (MAX_MEM_SET_LIST_LEN): New.
10840 (propagate_one_insn): Update mem_set_list_len.
10841 (invalidate_mems_from_autoinc): Likewise.
10842 (invalidate_mems_from_set): Likewise.
10843 (mark_used_regs): Likewise.
10844 (init_propagate_block_info): Likewise. Stop collecting memories
10845 when we reach MAX_MEM_SET_LIST_LEN.
10846 (mark_set_1): Likewise.
10848 2001-01-16 Richard Henderson <rth@redhat.com>
10850 * unroll.c (precondition_loop_p): Fail if no iteration
10853 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10855 * gcc.c: When -fsyntax-only is given, do not complain about
10858 2001-01-15 Richard Henderson <rth@redhat.com>
10860 * config/i386/i386.c (asm_output_function_prefix): Remove.
10861 (ix86_asm_file_end): New.
10862 (load_pic_register): Generate pic_label_name into a
10863 staticly allocated buffer.
10864 * config/i386/i386-protos.h: Update.
10865 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10866 (ASM_FILE_END): New.
10867 * config/i386/i386afe.h: New file.
10868 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10869 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10870 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10871 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10872 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10873 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10874 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10876 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10878 * Makefile.in (install-man): Remove explicit dependency on
10881 * configure.in, configure: Revert previous patch requiring perl
10884 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10886 * toplev.c (flag_guess_branch_prob): New.
10887 (f_options): Add guess-branch-probability option.
10888 (rest_of_decl_compilation): Only estimate branch probability if
10890 (main): set flag_guess_branch_prob.
10892 * flags.h (flag_guess_branch_prob): New.
10894 2001-01-15 DJ Delorie <dj@redhat.com>
10896 * gcc.texi (Makefile): Add documentation for Makefile targets.
10898 2001-01-15 Philip Blundell <philb@gnu.org>
10900 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10902 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10903 (is_pic): Delete declaration.
10904 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10905 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10906 * config/arm/arm.md (builtin_setjmp_receiver): New.
10908 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10910 * arm.c (use_return_insn): Don't try to determine the function type
10911 until after reload has completed.
10912 (arm_output_epilogue): Don't adjust the sp value recovered from the
10914 (emit_multi_reg_push): Don't record dwarf information for the pc.
10915 * arm.md (eh_epilogue): The function type may have changed, so it
10916 needs to be recalculated.
10917 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10918 unwind tables on arm/netbsd.
10920 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10922 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10923 (negated_cbranchsi4): Likewise.
10925 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10927 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10928 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10929 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10930 pass -mapcs-* options to assembler.
10931 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10932 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10933 (ASM_SPEC): Call subtarget_extra_asm_spec.
10935 2001-01-15 Andreas Jaeger <aj@suse.de>
10937 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10939 (ix86_expand_builtin): Likewise.
10941 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10942 warning about comparison between signed and unsigned.
10944 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10946 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10948 2001-01-14 Ralf Baechle <ralf@gnu.org>
10950 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10951 SUBTARGET_CPP_SPEC apropriatly.
10953 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10955 * varasm.c (make_decl_rtl): Fix typo in last change.
10957 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10959 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10960 linker supports the init_priority C++ attribute.
10961 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10962 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10963 linker does not support init_priority C++ attribute.
10965 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10967 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10969 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10971 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10972 * cp/lex.c (finish_parse): Similarly.
10973 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10974 Return the number of errors encountered.
10975 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10976 * cppmain.c (main): Don't call cpp_destroy.
10978 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10980 * configure.in: Require at least perl 5.6.0 to regenerate
10982 * configure: Regenerate.
10984 2001-01-14 Richard Henderson <rth@redhat.com>
10986 * genrecog.c (DT_veclen_ge): New.
10987 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10988 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10989 (nodes_identical_1): Handle DT_veclen_ge.
10990 (write_cond, debug_decision_2): Likewise.
10992 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10994 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10996 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10998 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11000 * cppmain.c (do_preprocessing): New function; most of the old
11002 (main): Call it to do most of the work.
11003 (cb): Move from global scope to set_callbacks ().
11004 (setup_callbacks): Get the callback pointer.
11005 (general_init, printer_init): Clean up code and comments.
11007 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11009 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11012 2001-01-14 Kazu Hirata <kazu@hxi.com>
11014 * config/h8300/h8300.c (get_shift_alg): Update comments.
11016 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11018 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11019 (alloc_page, ggc_alloc): Add casts to remove warnings.
11021 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11023 * combine.c (simplify_comparison): Don't change `code' when
11024 can't reverse comparison.
11026 2001-01-14 Richard Henderson <rth@redhat.com>
11028 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11029 update all call sites. Return true for all non-label constants.
11031 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11033 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11035 (ix86_expand_branch): Update.
11036 (ix86_expand_setcc): Update to handle multiple test conditions.
11037 (expand_int_movcc): Likewise.
11038 (expand_fp_movcc): Likewise.
11039 * i386-protos.h (ix86_expand_compare): New.
11040 * i386.md (andqi_?_slp, orqi_?_slp): New.
11041 (conditional trap expander): Update call to ix86_expand_compare.
11043 2001-01-14 Richard Henderson <rth@redhat.com>
11045 * config/vax/vax.md: Use nonimmediate_operand instead of
11046 general_operand in destinations.
11048 * config/vax/vax.md (indirect_jump): Use register_operand.
11050 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11051 * config/vax/vax.md (call_pop): Turn into an expander.
11052 (call_value_pop): Likewise.
11053 (call, call_value): New.
11055 2001-01-14 Andreas Jaeger <aj@suse.de>
11057 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11059 (ix86_fp_compare_mode): Add unused attribute.
11060 (ix86_expand_fp_movcc): Remove unused variable.
11061 (ix86_expand_builtin): Make fcode unsigned.
11063 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11064 (expand_expr): Add cast to avoid signed warning.
11065 (store_field): Likewise.
11066 (store_constructor_field): Likewise.
11067 (store_constructor): Likewise.
11068 (store_expr): Likewise.
11069 (clear_storage): Likewise.
11070 (emit_group_store): Likewise.
11071 (emit_group_load): Likewise.
11073 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11075 * c-common.c: Move format checking code to ...
11076 * c-format.c: ... here. New file. Reorder some functions and
11078 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11080 * c-common.h (decl_handle_format_attribute,
11081 decl_handle_format_arg_attribute): Declare.
11082 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11083 (c-common.o): Adjust dependencies.
11084 (c-format.o): New list of dependencies.
11086 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11088 * unroll.c (loop_iterations): If we cannot prove iteration variable
11089 is set once in each iteration, punt.
11091 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11093 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11094 (*strlenhi): Remove clobber (which was buggy) of output address.
11096 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11098 * Makefile.in (generated-manpages): Add gcc.1
11099 ($(srcdir)/gcc.1): New target.
11100 (maintainer-clean): Delete $(srcdir)/gcc.1.
11101 * gcc.texi: Add macros @gccoptlist and @gol.
11102 * invoke.texi: Include option summary in manpage. Mark up option
11103 summary with @gccoptlist and @gol. Use @r in one place where
11105 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11106 * gcc.1: Generate from invoke.texi.
11108 2001-01-13 Richard Henderson <rth@redhat.com>
11110 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11111 (struct page_entry): Add group member.
11112 (struct page_group): New.
11113 (struct globals): Add page_groups member.
11114 (alloc_anon): Only define for using mmap; remove valloc call.
11115 (page_group_index): New.
11116 (set_page_group_in_use): New.
11117 (clear_page_group_in_use): New.
11118 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11119 (free_page, release_pages): Likewise.
11120 * configure.in (with-gc): Default to ggc-page always.
11122 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11124 * reload1.c (replace_pseudos_in_call_usage): Use
11125 reg_equiv_constant and reg_equiv_address, and don't try
11126 regno_reg_rtx first.
11128 2001-01-13 Richard Henderson <rth@redhat.com>
11130 * ggc-page.c (alloc_page): Round up allocation size to one page.
11131 Set e->order on extra pages.
11133 2001-01-13 Richard Henderson <rth@redhat.com>
11135 * genrecog.c (nodes_identical): Expand commentary.
11136 (write_switch): Watch out for identical nodes.
11138 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11140 * cppfiles.c (_cpp_fake_include): New function.
11141 * cpphash.h (_cpp_fake_include): New.
11142 * cpplib.c (do_line): Call _cpp_fake_include when entering
11143 header files in preprocessed input.
11144 * cppmain.c (cb_pragma_implementation): Remove handling.
11145 (setup_callbacks): Don't register pragmas.
11147 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11149 * extend.texi: Udate for CPP.
11151 2001-01-13 Andreas Jaeger <aj@suse.de>
11153 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11155 * regmove.c: Add prototype for replace_in_call_usage.
11157 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11159 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11160 struct cpp_chunk, struct htab, struct toklist,
11161 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11162 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11163 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11164 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11165 (struct macro_args): Delete.
11166 * cpphash.h: See above.
11168 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11170 * cppmain.c (struct printer): Remove no_line_dirs.
11171 (options, cb): New.
11172 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11173 : Use options rather than CPP_OPTION.
11174 (setup_callbacks): Use cb rather than pfile->cb.
11175 (main): No need to check for a buffer. Use cpp_errors.
11176 (printer_init): Don't set no_line_dirs.
11177 (maybe_print_line): Use options not no_line_dirs.
11178 (cb_file_change): Don't call print_line if -P.
11180 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11182 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11184 * c-parse.in (finish_parse): Use cpp_errors.
11185 (__yylex): Use return value of cpp_pop_buffer.
11186 * cp/lex.c (finish_parse): Use cpp_errors.
11187 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11189 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11191 * README.AVR: URLs corrected.
11193 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11195 * c-decl.c (start_function): Don't warn if old prototype is builtin
11196 that's not in C's namespace.
11197 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11198 (_bb): Add prototype for ctime.
11199 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11201 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11203 * i386.c (ix86_fp_comparison_arithmetics_cost,
11204 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11205 ix86_fp_comparison_cost): New functions.
11206 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11207 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11208 two-branch sequences; make static.
11209 (ix86_use_fcomi_compare): Do decision according to the costs.
11210 (split_fp_branch): New.
11211 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11212 * i386-protos.h (ix86_expand_fp_compare): Remove
11213 (ix86_split_fp_branch): Declare.
11215 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11216 and ix86_comparison_operator.
11218 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11219 to make it cheaper.
11221 * i386.c (put_condition_code): Output properly the unordered/ordered
11222 compares in fp case.
11223 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11225 * tm.texi (REVERSE_CONDITION): Document.
11226 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11227 in -ffast-math mode.
11228 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11230 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11232 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11234 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11237 * config/sh/sh.c (mova_p): Fix test for mova_const.
11239 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11241 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11242 cpp_get_options rather than dereferencing pfile and using
11244 * scan-decls.c (scan_decls): Use return value of
11245 cpp_pop_buffer rather than CPP_BUFFER.
11247 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11249 * cppinit.c (cpp_handle_option): help_only is now part of the
11250 cpp_options structure.
11251 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11252 cpp_set_callbacks): New functions.
11253 * cpplib.h (cpp_callbacks): Break out as a named structure.
11254 (cpp_options): Move help_only here from cpp_reader.
11255 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11256 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11257 cpp_set_callbacks): New prototypes.
11258 * cppmain.c (main): Update for help_only.
11260 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11262 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11263 Also build and remove and install and uninstall c-tree.info and
11265 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11266 ($(srcdir)/cppinternals.info): New target.
11267 * c-tree.texi: Change file name used when makeinfo used without -o
11268 from ir.info to c-tree.info. Add info directory entry.
11269 * cppinternals.texi: Add info directory entry.
11270 * .cvsignore: Update.
11272 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11274 * c-typeck.c (store_init_value): Don't require constant initializer
11275 elements with -pedantic -std=c99.
11276 (digest_init): Change error about non-constant initializer elements
11278 (constructor_range_end): Remove.
11279 (constructor_incremental, designator_depth,
11280 designator_errorneous): New variables.
11281 (struct constructor_stack): Remove range_end, add incremental.
11282 (struct constructor_range_stack, constructor_range_stack): New.
11283 (struct initializer_stack): Add constructor_range_stack.
11284 (finish_init): Set it.
11285 (start_init): Likewise. require_constant_elements for non-static
11286 trees only if not flag_isoc99.
11287 (really_start_incremental_init): Remove constructor_range_end, add
11288 constructor_incremental.
11289 (pop_init_level): Likewise.
11290 (push_init_level): Likewise. If implicit and the subobject had some
11291 value set already, preinitialize the level with it.
11292 Warn about missing braces only if not pushing due to designators.
11293 (set_designator, push_range_stack): New functions.
11294 (set_init_label): Use them.
11295 (set_init_index): Likewise. Remove constructor_range_end.
11296 Error if designator index is outside of array bounds.
11297 (add_pending_init): Compare values of purpose index trees, not the
11298 trees themselves. Allow overwriting of already initialized element.
11299 Issue a warning if it had side-effects.
11300 (set_nonincremental_init, set_nonincremental_init_from_string): New
11302 (pending_init_member): Rename to...
11303 (find_init_member): ...this function. Call set_nonincremental_init
11304 if necessary. Compare values of purpose index trees, not the trees
11305 themselves. Return the actual value, not just non-zero if something
11307 (output_init_element): Remove checks for duplicates.
11308 If field has zero size, only check the initializer for correctness.
11309 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11310 if constructor_incremental is zero. Change error about initializers
11311 not computable at load time into pedwarn.
11312 (output_pending_init_elements): Compare bit positions, not
11313 FIELD_DECLs to take into account zero-sized fields.
11314 (process_init_element): Use constructor_range_stack to fill all
11315 ranges in the designator lists from current level up.
11316 * extend.texi: Update documentation for labeled elements.
11318 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11320 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11321 to function usage for arguments passed by reference. Optimize
11322 callee-copied arguments.
11323 * regmove.c (replace_in_call_usage): New function.
11324 (fixup_match_1): Call it.
11325 * cse.c (cse_insn): Canonicalize registers in function usage.
11326 * reload1.c (replace_pseudos_in_call_usage): New function.
11329 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11332 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11334 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11337 2001-01-12 DJ Delorie <dj@redhat.com>
11339 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11340 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11343 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11345 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11346 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11347 -std options alongside references to -ansi. Update some
11348 documentation for C99.
11349 * cpp.1: Regenerate.
11351 2001-01-12 Andreas Jaeger <aj@suse.de>
11353 * haifa-sched.c (restore_line_notes): Remove argument block B
11355 * sched-ebb.c (schedule_ebb): Change caller.
11356 * sched-rgn.c (schedule_region): Likewise.
11357 * sched-int.h (restore_line_notes): Adjust prototype.
11359 * loop.h: Remove wrong declaration of doloop_condition_get.
11361 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11363 * extend.texi: Move C++-extension-related node from the C section
11364 into the C++ section.
11366 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11368 * extend.texi: Refer to an array of pointers to functions instead
11369 of one of functions.
11371 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11372 Jan Hubicka <jh@suse.cz>
11374 * combine.c (reversed_comparison): Fix typo in last patch.
11376 (combine_reversed_comparison_code): Make static to follow
11377 prototype declaration.
11379 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11381 * install.texi: Remove misplaced duplicate entry.
11383 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11385 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11387 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11389 * final.c: (leaf_function_p): Fix typo.
11391 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11393 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11394 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11396 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11397 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11398 mmap_anon, and valloc is available.
11399 * ggc-page.c: Restructure ifdef logic to match new autoconf
11400 spec. Don't throw away the test page in init_ggc.
11402 * configure, config.in: Regenerate.
11404 2001-01-12 Michael Hayes <mhayes@redhat.com>
11406 * loop.h (total_biv_increment): Constify iv_class pointer.
11407 (struct induction): Replace `mem_mode' with `mem' rtx.
11408 * unroll.c (total_biv_increment): Constify iv_class pointer.
11409 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11410 (find_mem_givs, combine_givs_p): Likewise.
11411 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11413 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11415 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11417 (__gthread_getspecific): Ditto.
11419 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11421 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11422 put_condition_code): Convert fp comparison codes to integer
11424 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11427 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11428 * i386-protos.h (no_comparison_operator): Kill.
11430 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11432 * combine.c (REVERSIBLE_CC_MODE): Remove.
11433 (reversible_comparison_p): Remove.
11434 (combine_reversed_comparison_code): New.
11435 (reversed_comparison): New.
11436 (combine_simplify_rtx): Use
11437 combine_reversed_comparison_code/reversed_comparison instead
11438 of reversible_comparison_p.
11439 (simplify_if_then_else): Likewise.
11440 (simplify_set): Likewise.
11441 (simplify_logical): Likewise.
11442 (if_then_else_cond): Likewise.
11443 (known_cond): Likewise.
11444 (simplify_comparison): Likewise.
11446 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11448 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11449 sizeof (int) is larger than sizeof(__word__).
11451 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11453 * cppinit.c (do_includes): Fix typo.
11455 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11457 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11458 in S_REGS does not occur because not all sources are possible
11459 when a S_REGS is a destination (sometimes needs a clobber).
11460 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11461 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11462 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11463 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11464 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11465 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11466 (lshrdi_const1, lshrsi3_const16): Likewise.
11467 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11468 (*movhi_68hc12, *movqi_68hc12): Likewise.
11469 (movstrictqi): Make sure reloading in D_REGS as a destination
11472 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11474 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11476 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11478 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11479 -D, -U and -A, and don't initialize the builtins.
11480 (do_includes): Error if -include or -imacros with -fpreprocessed.
11481 * cppmain.c (cb_define, cb_undef): Unconditionally process
11483 * tradcpp.c (main): Fix typo.
11485 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11487 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11488 (read_name_map): Use IS_ABSOLUTE_PATH.
11489 * tradcpp.c (get_filename): Likewise.
11491 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11493 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11494 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11495 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11496 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11497 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11498 (cmphi_z_used): Don't use '@' for the output.
11499 (tstqi_z_used): Likewise.
11500 (cmpqi_z_used): Likewise.
11501 (one_cmplsi2): Likewise.
11503 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11505 * config/sh/sh.c (barrier_align): Recognize branch around far
11506 branch and redundant insn.
11508 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11510 * invoke.texi: Restore documentation of the drivers' switches -MD
11513 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11515 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11517 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11518 check-objc//%): Support parallel testing of multilibs.
11519 (TESTSUITEDIR): Set to testsuite by default, but override for
11521 (check-gcc, check-g++, check-g77, check-objc): Enter
11524 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11526 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11527 * sched-deps.c (deps_may_trap_p): Likewise.
11528 * basic-block.h: Remove a comment.
11529 * flow.c (PROP_POSTRELOAD): Remove.
11530 (update_life_info): Don't add it to prop_flags.
11531 (mark_set_1): Lose the code that was enabled by it.
11533 2001-01-11 Michael Hayes <mhayes@redhat.com>
11535 * flow.c (flow_call_edges_add): New.
11536 * basic_block.h (flow_call_edges_add): New.
11538 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11540 * reload1.c (move2add_note_store): Update reg_set_luid even if
11541 base reg remains the same.
11543 2001-01-10 Nick Clifton <nickc@redhat.com>
11545 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11546 machine_function structure to zero.
11547 Add prototypes for machine_status functions.
11549 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11551 * c-common.h (CTI_VOID_LIST): Remove.
11552 (void_list_node): Likewise.
11553 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11554 (void_list_node): New macro.
11555 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11556 * config/i386/i386.c (ix86_init_builtins): Likewise.
11557 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11559 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11561 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11562 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11564 * tradcpp.c: Include mkdeps.h.
11565 (deps, print_deps_phony_targets, deps_append, output_deps,
11566 init_dependency_output, output_deps): New.
11567 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11568 deps_output): Delete.
11569 (print_deps_missing_files): Rename deps_missing_files.
11570 (inhibit_output): Make global.
11571 (main): Delete inhibit_output, deps_stream, deps_target.
11572 Use mkdeps functionality in the same way as cpplib. Remove
11573 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11574 -M and -MM. Remove old handling of deps via deps_out, and
11575 old reading of environment variables.
11576 (get_filename): Update to use deps_add_dep.
11578 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11580 * output.h (make_function_rtl): Remove prototype.
11581 (make_decl_rtl): Likewise.
11582 * varasm.c (make_function_rtl): Remove.
11583 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11584 than from a third parameter.
11585 * tree.h (make_decl_rtl): Remove last parameter.
11586 * c-decl.c (builtin_function): Remove last argument in call to
11587 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11588 (start_function): Likewise.
11589 * except.c (call_get_eh_context): Likewise.
11590 * expr.c (emit_block_move): Likewise.
11591 (clear_storage): Likewise.
11592 * profile.c (output_func_start_profiler): Likewise.
11593 * toplev.c (rest_of_decl_compilation): Likewise.
11594 * objc/objc-act.c (create_builtin_decl): Likewise.
11595 (synth_module_prologue): Likewise.
11596 (generate_static_reference): Likewise.
11597 (build_selector_reference_decl): Likewise.
11598 (build_class_reference_decl): Likewise.
11599 (build_objc_string_decl): Likewise.
11600 (build_protocol_reference): Likewise.
11602 2001-01-10 Richard Henderson <rth@redhat.com>
11604 * hwint.h: Revert yesterday's change.
11606 2001-01-10 Nick Clifton <nickc@redhat.com>
11608 * function.h (save_machine_status): Delete.
11609 (restore_machine_status): Delete.
11610 Amend comment describing {init|mark|free}_machine_status.
11612 * function.c (save_machine_status): Delete.
11613 (restore_machine_status): Delete.
11614 Amend comment describing {init|mark|free}_machine_status.
11615 (push_function_context_to): Remove invocation of
11616 save_machine_status.
11617 (pop_function_context_from): Remove invocation of
11618 restore_machine_status.
11620 * emit-rtl.c (init_emit_once): Amend comment describing
11621 {init|mark|free}_machine_status.
11623 * tm.texi (Per-Function Data): New node. Describe the
11624 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11627 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11629 * cppinit.c (OPT_g): Remove.
11630 (cpp_handle_option): Update for removed -g3.
11631 (print_help): Update.
11632 * cpplib.h (struct cpp_options): Remove debug_output.
11633 * cppmain.c (setup_callbacks, cb_define): Update.
11634 * gcc.c (cpp_options): Translate -g3 to -dD.
11636 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11638 * config/i960/i960.md: Change modifier to + on the zero_extract
11639 pattern after the (rotate -2 reg) canonicalization pattern.
11641 2001-01-10 Richard Henderson <rth@redhat.com>
11643 * config/alpha/alpha.c (alpha_free_machine_status): New.
11644 (override_options): Install it.
11645 (alpha_mark_machine_status): Verify machine non-null.
11646 * config/i386/i386.c (ix86_free_machine_status): New.
11647 (override_options): Install it.
11648 (ix86_init_machine_status): Use xcalloc.
11649 (ix86_mark_machine_status): Verify machine non-null.
11650 * config/ia64/ia64.c (ia64_free_machine_status): New.
11651 (ia64_override_options): Install it.
11652 (ia64_mark_machine_status): Verify machine non-null.
11654 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11656 * function.c (instantiate_virtual_regs): Instantiate virtual
11657 registers found in CALL_INSN_FUNCTION_USAGE.
11659 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11661 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11662 equivalent to -ansi in disabling -Di386.
11664 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11666 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11668 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11670 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11672 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11674 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11676 * invoke.texi: Document that -fcond-mismatch isn't supported for
11679 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11681 * gcc.texi: Define macro gcctabopt.
11682 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11683 @command, @env and @option in some places where appropriate. Use
11684 @gcctabopt where appropriate. Put URLs and email addresses inside
11687 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11689 * gcc.c (cpp_options): Set MD file name from output
11690 filename, if specified.
11691 (suffix_subst): New static variable.
11692 (do_spec): Clear it.
11693 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11695 (give_switch): Handle suffix_subst.
11697 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11699 * invoke.texi: Fix another typo.
11701 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11703 * invoke.texi: Fix typo.
11705 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11707 * c-lang.c (lang_hooks): Update.
11708 (lang_decode_option): Remove.
11709 (lang_init_options): Rename c_init_options.
11710 * toplev.c (main): Use lang_hooks for lang_init_options
11711 and lang_decode_option.
11712 * toplev.h (lang_hooks): Add 2 new hooks.
11713 * tree.h: Remove lang_init_options and lang_decode_option.
11714 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11715 * cp/decl2.c: Similarly.
11716 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11717 (lang_hooks): Update.
11718 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11720 (lang_init_options): Rename ffe_init_options.
11721 (lang_hooks): Update.
11722 (lang_decode_option): Remove.
11723 * java/lang.c (lang_init_options): Rename java_init_options.
11724 (lang_decode_option): Rename java_decode_option.
11725 (lang_hooks): Update.
11726 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11727 (lang_decode_option): Rename objc_decode_option.
11728 (lang_hooks): Update.
11730 2001-01-09 Nick Clifton <nickc@redhat.com>
11732 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11733 (d30v_return_addr_rtx): Delete.
11734 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11735 cfun->machine structure.
11736 (struct machine_function): Move to d30v.h
11737 (d30v_save_machine_status): Delete.
11738 (d30v_restore_machine_status): Delete.
11739 (d30v_init_machine_status): New Function.
11740 (d30v_mark_machine_status): New Function.
11741 (d30v_free_machine_status): New Function.
11742 (d30v_init_expanders): Use new functions.
11743 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11744 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11745 d30v_return_addr_rtx.
11747 * config/d30v/d30v.h (struct_machine): Move here.
11748 Add eh_epilogue_sp_ofs field.
11750 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11751 field in cfun->machine structure.
11753 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11755 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11756 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11757 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11759 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11761 * objc/lang-options.h: Remove bogus reference to
11764 2001-01-09 Kazu Hirata <kazu@hxi.com>
11766 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11769 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11771 * reload.c (find_reloads_address): Check for eliminable registers
11772 when substituting a constant expression for a pseudo.
11774 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11776 * c-common.c (enum format_type): Add format_type_error.
11777 (decode_format_type): New function.
11778 (decl_attributes): Use it.
11779 (format_kind_info): Adjust comment.
11781 2001-01-09 David O'Brien <obrien@BSDi.com>
11783 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11784 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11786 * config/i386/gnu.h: Don't include required platform specific .h files,
11787 tm.h will do it instead.
11788 * config/i386/i386elf.h: Likewise.
11789 * config/i386/linux.h: Likewise.
11790 * config/i386/moss.h: Likewise.
11791 * config/mips/gnu.h: Likewise.
11793 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11795 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11796 (rs6000-ibm-aix3.[01]*): Likewise.
11797 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11798 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11799 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11800 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11801 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11802 (powerpc-*-eabiaix*): Likewise.
11803 (powerpc-*-eabisim*): Likewise.
11804 (powerpc-*-elf*): Likewise.
11805 (powerpc-*-eabi*): Likewise.
11806 (powerpc-*-rtems*): Likewise.
11807 (powerpc-*-linux*libc1): Likewise.
11808 (powerpc-*-linux*): Likewise.
11809 (powerpc-wrs-vxworks*): Likewise.
11810 (powerpcle-wrs-vxworks*): Likewise.
11811 (powerpcle-*-sysv*): Likewise.
11812 (powerpcle-*-elf*): Likewise.
11813 (powerpcle-*-eabisim*): Likewise.
11814 (powerpcle-*-eabi*): Likewise.
11815 (powerpcle-*-solaris2*): Likewise.
11816 * config/rs6000/aix31.h: Delete includes.
11817 * config/rs6000/aix3newas.h: Likewise.
11818 * config/rs6000/aix41.h: Likewise.
11819 * config/rs6000/aix43.h: Likewise.
11820 * config/rs6000/beos.h: Likewise.
11821 * config/rs6000/rtems.h: Likewise.
11822 * config/rs6000/sysv4.h: Likewise.
11824 2001-01-09 Kazu Hirata <kazu@hxi.com>
11826 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11827 Change an argument mode of machine_mode to shift_mode of
11828 shift_mode. Remove an extra error check.
11829 (emit_a_shift): Adopt to the new calling prototype of
11831 (function_prologue): Fix code for a monitor
11832 function. Support H8/S.
11833 (function_epilogue): Do not output pop for a monitor function.
11835 2001-01-09 Nick Clifton <nickc@redhat.com>
11837 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11838 (setup_incoming_varargs): Use sysv_varargs_p field of the
11839 cfun->machine structure.
11840 (struct machine_function): Move to rs6000.h
11841 (rs6000_save_machine_status): Delete.
11842 (rs6000_restore_machine_status): Delete.
11843 (rs6000_init_machine_status): New Function.
11844 (rs6000_free_machine_status): New Function.
11845 (rs6000_init_expanders): Use new functions.
11847 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11849 (struct machine_function): Move here.
11851 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11852 sysv_varargs_p field of the cfun->machine structure.
11854 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11856 (rs6000_restore_machine_status): Remove prototype.
11858 2001-01-09 Richard Henderson <rth@redhat.com>
11860 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11861 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11862 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11863 (sched_analyze_2, sched_analyze_insn): Likewise.
11864 (sched_analyze, init_deps): Likewise.
11865 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11866 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11867 (compute_block_backward_dependences): Update propagate_deps call.
11869 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11871 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11873 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11875 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11876 (cpp_handle_option): Handle them.
11877 (cpp_post_options): Ensure one of -M or -MM is specified with
11878 any other -M? option.
11879 (init_dependency_output): Suppress output with -MG.
11881 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11883 * cpp.texi: Update.
11884 * invoke.texi: Update.
11886 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11888 * sh.md (reload_outsf): Generate recognizable patterns for
11891 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11893 * c-lang.c (lang_hooks): Update.
11894 (lang_init): Rename c_init.
11895 (lang_finish): Remove.
11896 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11897 and lang_finish ().
11898 * toplev.h (lang_hooks): Add init () and finish ().
11899 * tree.h (lang_init, lang_finish): Remove.
11900 * cp/tree.h (lang_init, lang_finish): Remove.
11901 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11902 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11904 (lang_init, lang_finish): Remove.
11905 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11906 (lang_hooks): Update.
11907 * java/lang.c (lang_init): Rename java_init.
11908 (lang_finish): Remove.
11909 (lang_hooks): Update.
11910 * objc/objc-act.c (lang_init): Rename objc_init.
11911 (lang_finish): Remove.
11912 (lang_hoooks): Update.
11914 20001-01-09 Graham Stott <grahams@redhat.com>
11916 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11917 after `ptr` is initialised.
11919 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11921 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11922 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11923 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11924 stack adjusts, instead of r3.
11926 2001-01-09 Michael Hayes <mhayes@redhat.com>
11928 * flow.c (flow_loop_scan): Break out of ...
11929 (flow_loops_find) ... here.
11930 * basic-block.h (flow_loop_scan): New.
11931 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11932 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11934 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11936 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11938 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11939 realloc()ing macro_buffer.
11941 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11942 if it's wider than long and the target's long is wider than the
11945 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11947 Remove support for using UWIN as a host machine.
11948 * configure.in: Issue an error message.
11949 * configure: Regenerated.
11950 * config.gcc: Remove xm_* UWIN configury.
11951 * config/i386/xm-uwin.h: Remove.
11953 2001-01-08 Nick Clifton <nickc@redhat.com>
11955 * config/v850/v850.c (ra_rtx): Delete.
11956 (v850_save_machine_status): Delete.
11957 (v850_restore_machine_status): Delete.
11958 (v850_init_machine_status): New function.
11959 (v850_mark_machine_status): New function.
11960 (v850_free_machine_status): New function.
11961 (v850_return_addr): Use ra_rtx field in machine structure.
11962 (v850_init_expanders): Use new functions.
11964 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11965 * config/v850/v850.c: Change arguments to v850_output+* functions
11966 to take a const char *, to avoid compile time warning.
11967 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11968 (USER_LABEL_PREFIX): Redefine.
11970 2000-01-08 Jim Wilson <wilson@redhat.com>
11972 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11973 1 to unsigned HOST_WIDE_INT before left shift.
11975 2001-01-08 Nick Clifton <nickc@redhat.com>
11977 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11978 the machine structure has been allocated.
11979 (arm_free_machine_status): New function: Free the machine
11980 specific function structure.
11982 2001-01-08 Richard Henderson <rth@redhat.com>
11984 * jump.c (simplejump_p): Revert last change.
11986 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11988 * cppinit.c (init): Rename init_library.
11989 (cpp_create_reader): Update.
11990 * gcc.c (cpp_options): If -o given, use it as the target of
11993 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11995 * arm.c (arm_arch5e): New variable.
11996 (all_cores): XScale is a 5TE device.
11997 (arm_override_options): Set arm_arch5e.
11998 (arm_init_builtins): __builtin_prefetch is in arch5e.
11999 * arm.h (arm_arch5e): Declare it.
12001 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12003 * arm.md (define_constants): Add defines for UNSPEC and
12004 UNSPEC_VOLATILE insns. Update all users.
12005 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12006 * arm.c (multi_register_push, note_invalid_constants)
12007 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12008 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12009 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12011 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12013 * jump.c (jump_optimize_1): Use reversed_comparison_code
12014 instead of can_reverse_comparison_p.
12015 (jump_back_p): Likewise.
12016 (invert_exp_1): Likewise.
12017 (thread_jumps): Likewise.
12018 * simplify-rtx.c (simplify_unary_operation): Likewise.
12019 (simplify_ternary_operation): Likewise.
12020 * cse.c (find_comparison_args): Convert to use
12021 can_reverse_comparison_p.
12022 (record_jump_equiv): Likewise.
12024 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12026 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12027 (EPILOGUE_USES): Define.
12028 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12029 automatically stack the LR if it isn't live.
12031 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12033 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12036 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12038 * ggc-page.c (max_alignment): New structure.
12039 (MAX_ALIGNMENT): New macro.
12040 (init_ggc): Use it to round up the sizes in the
12041 extra_order_size_table.
12043 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12045 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12048 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12050 * builtins.def (BUILT_IN_FPRINTF): New entry.
12052 * c-common.c (c_expand_builtin_fprintf): New function.
12053 (init_function_format_info): Handle __builtin_fprintf.
12054 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12055 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12057 * c-decl.c (duplicate_decls): Adjust comment.
12059 * extend.texi (fprintf): Document new builtin.
12061 2001-01-07 Richard Henderson <rth@redhat.com>
12063 * jump.c (simplejump_p): Recognize any single_set jump
12064 of the proper form.
12066 2001-01-07 Richard Henderson <rth@redhat.com>
12068 * configure.in (slibdir): Accept an --with-slibdir option.
12069 Use "test" not "[" in configure. Default to $(libdir).
12071 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12073 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12074 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12075 (SHLIB_LINK): Create links for the soname.
12076 * config/mips/t-iris6: Likewise.
12077 * config/sparc/t-slibgcc: Likewise.
12078 * config/sparc/t-slibgcc-sld: Likewise.
12080 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12082 * config/i386/i386.c (constant_call_address_operand): Accept
12083 (const (plus (symbol_ref) (const_int))).
12084 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12085 constant_call_address_operand.
12087 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12089 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12090 and LONG_LONG_TYPE_SIZE > 32.
12092 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12094 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12095 the previous change.
12097 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12099 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12101 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12102 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12103 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12106 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12108 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12110 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12112 * c-lang.c (c_post_options): Call cpp_post_options.
12113 * objc/objc-act.c (objc_post_options): Similarly.
12114 * cppmain.c (main): Similarly.
12115 * fix-header.c (read_scan_file): Similarly.
12116 * cppinit.c (cpp_start_read): Move option consistency checks
12117 to cpp_post_options. Don't call init_dependency_output.
12118 If needed, add default target and main file dependency.
12119 (OPT_MD, OPT_MMD): Remove.
12121 (cpp_handle_option): Update for OPT_* changes.
12122 (cpp_post_options): New.
12123 (init_dependency_output): Command line -MF overrides environment
12124 variables. Don't set default target etc. Suppress output
12125 if dependencies are going to stdout.
12126 (print_help): Update.
12127 * cpplib.h (cpp_post_options): New.
12128 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12130 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12132 * jump.c (comparison_dominates_p): Support unordered compares.
12134 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12136 * simplify-rtx.c (simplify_relational_operation): Always simplify
12137 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12140 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12142 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12143 (nonzero_bits): Likewise.
12144 (simplify_comparison): Likewise.
12145 (num_sign_bit_copies): Likewise; return more sane value depending
12146 on STORE_FLAG_VALUE.
12147 (known_cond): Do not assume EQ to be always true for equivalent
12150 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12152 * cse.c (fold_rtx): Handle unordered comparisons.
12154 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12156 * rtlanal.c (set_of_1): New static function.
12157 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12158 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12159 reg_set_last_last_regno): Remove.
12160 (set_of): New global function.
12161 (set_of_data): New structure.
12162 (reg_set_p, reg_set_last): Revamp for set_of.
12163 * rtl.h (set_of): New.
12165 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12167 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12168 * extend.texi: Document _Exit builtin.
12170 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12172 * (initialize, initialize_builtins,
12173 initialize_dependency_output, initialize_standard_includes):
12174 Rename s/initialize/init. Update.
12175 (init_dependency_output): Move to after
12176 cpp_handle_options, the correct location temporally at least.
12177 (opt_comp): Move next to init (), its caller. Fix prototype.
12178 (init): Make "initialized" local scope.
12179 (cpp_create_reader): Always call init ().
12180 (cpp_start_read): Update.
12181 (output_deps): New function, broken out of cpp_finish.
12182 (cpp_finish): Break out output_deps.
12184 2001-01-07 Richard Henderson <rth@redhat.com>
12186 * collect2.c (COFF specific stuff): Revert 12-06 patch
12187 to prototype system functions.
12189 2001-01-07 Michael Hayes <mhayes@redhat.com>
12191 * hard-reg-set.h: Add multiple include guard.
12192 * basic-block.h (struct loop): Add `sink' field.
12193 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12194 (emit_iv_add_mult): Delete.
12195 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12196 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12197 (unroll_loop): Remove end_insert_before argument.
12198 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12199 (maybe_eliminate_biv_1): Likewise.
12200 (emit_iv_add_mult): Delete.
12201 (gen_add_mult, loop_regs_update): New.
12202 (loop_insn_emit_after, loop_insn_emit_before): New.
12203 (loop_insn_sink, loop_insn_sink_or_swim): New.
12204 (emit_iv_add_mult): Delete.
12205 (scan_loop): Set loop->sink.
12206 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12207 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12208 (maybe_eliminate_biv_1): Likewise.
12209 (maybe_eliminate_biv_1): Add basic block argument.
12210 * unroll.c (unroll_loop): Remove end_insert_before argument.
12211 (find_splittable_regs): Likewise.
12212 (find_splittable_regs): Use loop_insn_sink and its ilk.
12213 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12215 2001-01-07 Michael Hayes <mhayes@redhat.com>
12217 * loop.h (loop_insn_hoist): New prototype.
12218 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12219 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12220 (check_dbra_loop, load_mems): Likewise.
12221 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12222 (find_splittable_givs): Likewise.
12224 2001-01-07 Michael Hayes <mhayes@redhat.com>
12226 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12228 2001-01-07 Richard Henderson <rth@redhat.com>
12230 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12232 2001-01-07 Richard Henderson <rth@redhat.com>
12234 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12235 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12236 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12237 variant that handles a shared libgcc.
12238 (process_command): Always validate -{static,shared}-libgcc.
12239 (do_spec_1): New 'M' case.
12240 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12242 2001-01-07 Richard Henderson <rth@redhat.com>
12244 * Makefile.in (slibdir): New variable.
12245 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12246 (installdirs): Create slibdir.
12247 (install-libgcc, install-multilib): Defer to libgcc.mk.
12248 * configure.in (slibdir): Substitute.
12249 * mklibgcc.in (install): New target.
12251 * config/t-linux (SHLIB_LINK): Create links for the soname.
12252 (SHLIB_INSTALL): New.
12253 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12254 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12255 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12256 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12257 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12259 2001-01-07 Richard Henderson <rth@redhat.com>
12261 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12262 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12263 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12265 2001-01-07 Michael Hayes <mhayes@redhat.com>
12267 * loop.c (count_loop_regs_set): Delete.
12268 (load_mems_and_recount_loop_regs_set): Delete.
12269 (loop_regs_scan): Merge common code from count_loop_regs_set,
12270 scan_loop, and load_mems_and_recount_loop_regs_set.
12271 (scan_loop): Call load_mems directly and loop_regs_scan
12272 again if new registers created.
12274 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12276 * toplev.c (main): Call the front-end specific post_options
12277 hook if one is given.
12278 * toplev.h (struct_lang_hooks, lang_hooks): New.
12279 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12280 for the C front end.
12281 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12282 lang_hooks for the C++ front end.
12283 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12284 lang_hooks for the ObjC front end.
12285 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12286 * java/lang.c (lang_hooks): Hooks for the Java front end.
12288 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12290 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12291 for verbose DWARF[2] debugging.
12292 (cb_define, cb_undef): The new callbacks.
12293 * toplev.h (debug_define, debug_undef): Make const correct.
12294 * toplev.c (debug_define, debug_undef): Similarly. Do not
12295 perform the verbosity tests here anymore.
12297 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12299 * reload.c (subst_reloads): Take INSN argument. When
12300 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12301 * reload.h (subst_reloads): Adjust prototype.
12302 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12303 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12304 present in JUMP_INSNs and copy them to JUMP_LABEL.
12305 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12306 JUMP_INSNs and insns with REG_LABELs that are followed by
12307 JUMP_INSNs with the same REG_LABEL.
12308 * sched-rgn.c (is_cfg_nonregular): Likewise.
12309 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12311 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12313 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12315 2001-01-06 Richard Henderson <rth@redhat.com>
12317 * loop.c (scan_loop): Use xcalloc for the regs array.
12318 (load_mems_and_recount_loop_regs_set): Zero the new memory
12319 received from xrealloc.
12321 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12323 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12325 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12327 * integrate.c (copy_rtx_and_substitute): When copying
12328 an ignored return value, strip REG_FUNCTION_VALUE_P.
12330 2001-01-06 Michael Hayes <mhayes@redhat.com>
12332 * loop.c (debug_biv, debug_giv): New.
12333 (loop_biv_dump): Break out from ...
12334 (record_biv): ... here.
12335 (loop_giv_dump): Break out from ...
12336 (record_giv): ... here.
12337 (loop_bivs_check): Use print_simple_rtl.
12338 * unroll.c (loop_iterations): Use print_simple_rtl.
12340 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12342 * pa.md (return, return_internal): Modify patterns to prevent regrename
12343 mucking with the return pointer.
12345 2001-01-05 Richard Henderson <rth@redhat.com>
12347 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12349 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12351 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12352 version supplied by Matteo Frigo.
12354 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12356 * cpp.texi: Update for -MQ.
12357 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12358 (cpp_cleanup): Always free pfile->deps.
12359 (initialize_dependency_output): Don't create pfile->deps.
12360 (cpp_handle_option): Similarly.
12362 * gcc.c (cpp_options): Handle -MQ.
12363 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12364 * mkdeps.c (base_name): Remove.
12365 (deps_init): Don't allocate vector space until it's needed.
12366 (deps_free): Only free vectors if allocated.
12367 (deps_add_target, deps_add_dep): Update for initial allocation.
12368 (deps_add_default_target): Don't strip to the base_name.
12370 2001-01-05 DJ Delorie <dj@redhat.com>
12372 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12373 (INIT_EXPANDERS): Define.
12375 * config/v850/v850.c (struct machine_function): Define.
12376 (v850_save_machine_status): New function.
12377 (v850_restore_machine_status): New function.
12378 (v850_return_addr): New function.
12379 (v850_init_expanders): New function.
12381 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12382 and v850_init_expanders.
12384 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12386 * cpplib.h (struct cpp_reader): Add help_only field.
12387 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12388 (cpp_handle_option): Set pfile->help_only if we see -h,
12389 --help, -target-help, or --version. Print version string but
12390 do not set help_only if we see -v or -version. Make text
12391 printed by -v match that printed by (-)-version.
12393 * cppmain.c (main): Exit after option parsing if
12394 pfile->help_only is true.
12396 * toplev.c (independent_decode_option): Call print_version,
12397 then exit, if we see --version (but not -version).
12398 (print_version): Split lengthy message into two lines.
12400 2001-01-05 Nick Clifton <nickc@redhat.com>
12402 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12403 temporary string for initialisation before calling ggc_alloc_string.
12405 2001-01-06 Michael Hayes <mhayes@redhat.com>
12407 * rtl.h (print_simple_rtl): New.
12408 * print-rtl.c (print_simple_rtl): New.
12409 (flag_simple): New.
12410 (print_rtx): Disable printing of flags and modes, etc.,
12411 if `flag_simple` nonzero.
12413 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12415 * function.c (fixup_var_refs): Use push_to_full_sequence where
12418 2001-01-05 Michael Meissner <meissner@redhat.com>
12420 * flags.h (flag_reorder_blocks): Add declaration.
12421 (flag_rename_block): Ditto.
12423 2001-01-05 DJ Delorie <dj@redhat.com>
12425 * function.c (reorder_blocks): Make sure the flags are all reset
12426 before using them to mark blocks, else a second invocation will
12427 corrupt the block chain.
12428 (reorder_blocks_0): New, resets the flags.
12430 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12432 * cse.c (find_comparison_args): Stop if the argument is known to
12435 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12437 * config/sh/sh.md (movdf): When splitting load into pair of
12438 registers, don't clobber the register used in the address too
12441 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12443 * varasm.c (mark_constant_pool): Improve initial comments.
12444 (mark_constants): Move marking of constants to mark_constant.
12445 (mark_constant): New function to recursively mark all constants
12446 referred to by a constant.
12448 2001-01-05 Catherine Moore <clm@redhat.com>
12450 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12452 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12454 * cp/lang-options.h: Bring comment in line with reality.
12455 * f/lang-options.h: Likewise.
12456 * java/lang-options.h: Likewise.
12457 * objc/lang-options.h: Likewise.
12458 * ch/lang-options.h: Likewise.
12459 * f/g77.texi: And update the manual.
12461 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12462 Denis Chertykov <denisc@overta.ru>
12464 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12465 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12466 * config/avr/avr.md (all peepholes that request a scratch register):
12467 Call it, FAIL the peephole if not safe (in interrupt functions).
12469 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12471 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12473 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12475 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12477 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12478 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12479 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12480 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12481 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12483 * extend.texi: Document these builtins.
12485 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12487 * c-common.c (lang_get_alias_set): Say we know nothing of
12488 VECTOR_TYPE aliasing.
12490 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12492 2001-01-05 Bruce Korb <bkorb@gnu.org>
12494 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12495 their x* equivalent versions for atexit-less systems
12496 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12497 systems (or any other system any more).
12499 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12501 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12502 output operands. Use arm_hard_register_operand for operand 4.
12503 (stmsi_postinc): Similarly.
12504 (ldmsi): Use arm_hard_register_operand for opernand 2.
12505 (stmsi): Similarly.
12506 * arm.c (arm_hard_register_operand): New function.
12507 * arm-protos.h (arm_hard_register_operand): Prototype it.
12509 * arm.h (HARD_REGNO_RENAME_OK): Define.
12511 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12513 * simplify-rtx.c (cfc_args): add "unordered" field.
12514 (check_fold_consts): Set unordered field.
12515 (simplify_relational_operation): Simplify the unordered
12518 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12521 * emit-rtl.c (try_split): Fix code to mark labels.
12522 * jump.c (mark_jump_label): Make global.
12523 * rtl.h (mark_jump_label): Declare.
12525 * predict.c (estimate_probability): Handle unordred comparisons.
12527 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12529 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12530 * cppinit.c (initialize_dependency_output): Update.
12531 (cpp_finish): Output dummy targets for -MP.
12533 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12534 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12535 * gcc.c (cpp_options): Update to handle -MP.
12536 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12537 to quote only the default target.
12538 (deps_phony_targets): Insert a preceding newline. Rename from
12539 deps_dummy_targets for consistency.
12542 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12544 * calls.c (emit_library_call_value_1): Support
12545 INIT_CUMULATIVE_LIBCALL_ARGS.
12546 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12548 2001-01-04 Richard Henderson <rth@redhat.com>
12550 * c-decl.c (finish_struct): Detect flexible array members
12551 used in an inappropriate context.
12552 * c-typeck.c (really_start_incremental_init): Special case
12553 constructor_max_index for zero length arrays.
12554 (pop_init_level): Allow initialization of flexible array
12555 members. Deprecate initialization of zero length arrays.
12556 Don't issue missing initializer warning for flexible array
12557 members or zero length arrays.
12558 (process_init_element): Don't dereference null DECL_SIZE.
12559 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12560 Don't abort for empty constructors. Use size_binop
12561 (output_constructor): Add commentary regarding zero length
12562 array futures. Abort if we try to initialize an array of
12563 unspecified length with a non-empty constructor in the middle
12566 * extend.texi (Zero Length): Update and clarify documentation
12567 on static initialization.
12569 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12571 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12572 with more than 32767 words of local storage.
12574 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12576 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12577 for 'abs', 'labs', and 'fabs'.
12578 (c4x_expand_builtin): Likewise.
12579 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12581 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12583 * config/sh/sh.md (prget, prset): New insn types.
12584 (return delay slot): Dont' allow prset.
12585 (call, sfunc delay slot): Don't allow prget.
12586 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12587 for prset and prget.
12589 2001-01-05 Michael Hayes <mhayes@redhat.com>
12591 * loop.h (struct loop_reg): New.
12592 (struct loop_regs): Change to use array of `struct loop_reg'.
12593 * loop.c: Replace assortment of varrays with single regs array.
12594 (count_one_set): Delete may_not_move array argument
12595 and use regs array instead. All caller's changed.
12596 (count_loop_regs_set): Delete may_not_move and single_usage
12597 arguments and use regs array instead. All caller's changed.
12598 (find_single_use_in_loop): Replace usage array argument with pointer
12599 to regs structure. All caller's changed.
12600 (loop_optimize): Delete `moved_once' array.
12602 2001-01-05 Michael Hayes <mhayes@redhat.com>
12604 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12605 Use it instead of loop_info->has_call for scanning loop mems.
12606 (check_dbra_loop): Replace loop_info->has_call test with
12607 loop_info->has_nonconst_call.
12609 2000-01-04 Matthew Hiller <hiller@redhat.com>
12611 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12614 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12616 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12617 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12619 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12621 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12622 (flag_short_double, flag_short_wchar): Define.
12623 (c_common_nodes_and_builtins): Create many tree nodes shared
12624 between C and C++ here instead of in cp/decl.c and ...
12625 * c-decl.c (init_decl_processing): ... here.
12626 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12627 (flag_short_double, flag_short_wchar): Don't define.
12628 (record_builtin_type): New function.
12629 (build_void_list_node): New function.
12630 * c-common.h (flag_short_double, flag_short_wchar,
12631 record_builtin_type, build_void_list_node): Declare.
12633 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12635 * integrate.c (expand_inline_function): Don't put a virtual
12636 register into the reg map.
12638 * function.c (fixup_var_refs_1): If force_operand didn't put
12639 the address into the target, move it there.
12641 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12643 Special-case tree_decl/tree_list allocations.
12644 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12645 (OBJECT_SIZE): New macro.
12646 (NUM_EXTRA_ORDER): Likewise.
12647 (extra_order_size_table): New variable.
12648 (NUM_ORDERS): New macro.
12649 (objects_per_page_table): New variable.
12650 (object_size_table): New variable.
12651 (G.pages): Use NUM_ORDERS to bound the array.
12652 (G.page_tails): Likewise.
12653 (DIV_ROUND_UP): Remove.
12654 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12655 (alloc_page): Use OBJECT_SIZE.
12656 (size_lookup): Don't make it const.
12657 (ggc_alloc): Use OBJECT_SIZE.
12658 (ggc_set_mark): Likewise.
12659 (ggc_get_size): Likewise.
12660 (init_ggc): Set up the object_size_table, objects_per_page_table,
12661 and adjust size_lookup.
12662 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12663 (ggc_pop_context): Use NUM_ORDERS.
12664 (clear_marks): Likewise.
12665 (sweep_pages): Likewise.
12666 (poison_pages): Likewise.
12667 (ggc_print_statistics): Use OBJECT_SIZE.
12669 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12671 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12672 Only call array_size_for_constructor if last field and array type
12673 with no upper bound.
12675 2001-01-04 Philip Blundell <philb@gnu.org>
12677 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12678 from bit 31 downwards, if this requires no more insns.
12679 (count_insns_for_constant): New helper function for above.
12681 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12683 * gencodes.c (output_predicate_decls): Remove empty initializer.
12685 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12687 * tree.c (copy_node): Remove documentation about obstacks.
12688 (buidl1): Check that nobody tries to build 2-argument nodes this
12691 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12693 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12696 * gencodes.c (output_predicate_decls): Fill empty initializer
12699 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12701 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12702 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12704 (do_include): Handle missing headers like cpp0.
12705 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12706 paths with first include pathname. Don't strcat to uninitialized
12709 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12711 * regrename.c (regrename_optimize): Don't rename from frame pointer
12712 if frame_pointer_needed.
12713 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12714 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12715 (ia64_reorg): Use it instead of scheduling if ! optimize.
12716 (errata_emit_nops): Properly call asm_noperands.
12717 (ia64_sched_reorder): Finish cycle if we see an asm.
12718 (ia64_variable_issue): Clear scheduling state after asms.
12720 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12722 * cpp.texi: Update for -MT.
12723 * cppinit.c (initialize_dependency_output): Add a default
12724 target if none has been given already.
12725 (no_tgt, OPT_MT): New.
12726 (cpp_handle_option): Handle -MT. Update -M etc.
12727 * cpplib.h (struct cpp_options): Remove deps_target.
12728 * gcc.c (cpp_options): Handle -MT.
12729 * mkdeps.c (struct deps): Move from mkdeps.h.
12730 (deps_calc_target): Rename deps_add_default_target. Add a
12731 default target if none has been specified already.
12732 * mkdeps.h (struct deps): Move to mkdeps.c.
12733 (deps_calc_target): Rename deps_add_default_target.
12735 2000-01-03 Richard Henderson <rth@redhat.com>
12737 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12739 * c-typeck.c (push_init_level): Move checks for flexible array
12740 members and zero length arrays ...
12741 (pop_init_level): ... here. Silently discard empty initializations.
12743 * varasm.c (output_constructor): Update for sizeof change to
12744 zero-length arrays.
12746 * extend.texi (Zero Length): Clarify semantics.
12748 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12750 * configure.in (tm.h): Include isns-codes.h last.
12751 * configure: Rebuilt.
12753 2001-01-03 Richard Henderson <rth@redhat.com>
12755 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12756 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12758 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12760 * tradcpp.c (main): Make sure finclude() is called with a valid
12761 indepth value while handling -include.
12763 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12765 * gencodes.c (output_predicate_decls): New function.
12767 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12768 even if it is not the first time machmode.h is #included.
12769 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12770 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12771 * gcc.texi (Copyright): Added 2001.
12773 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12775 * c-common.c (c_common_lang_init): New function. Warn if format
12776 warning options which only have effects when used with -Wformat
12777 are used without -Wformat.
12778 * c-common.h (c_common_lang_init): Declare.
12779 * c-lang.c (lang_init): Call c_common_lang_init.
12780 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12782 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12784 * configure.in: Check for the mktemp command.
12785 * configure: Regenerate.
12786 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12787 $TEMP. Create temporary files with mktemp, if available at
12788 configure time; otherwise use set -C. Remove temporary files
12791 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12793 * configure.in: Require at least texinfo 4.0. Check for whether
12794 Pod::Man is sufficiently recent to regenerate GCC manpages.
12795 * configure: Regenerate.
12796 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12798 (GENERATED_MANPAGES): Define.
12799 (generated-manpages): New target. Depend on cpp.1 as well as
12801 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12802 configure to generated-manpages or empty) rather than on the
12803 manpages directly. Remove execute permission from installed
12804 gcov.1 as well as cpp.1.
12805 * cpp.1, gcov.1: Regenerate.
12807 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12809 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12810 tree_low_cst. Allow using cmpstrsi in more cases.
12812 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12814 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12817 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12819 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12820 * Makefile.in (HOST_CFLAGS): Mention build-make.
12822 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12824 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12827 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12829 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12832 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12835 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12836 reg_base_value and reg_known_value arrays.
12837 (init_alias_analysis): Add more cases to detect known values.
12838 * sched-deps.c (deps_may_trap_p): New function.
12839 (sched_analyze_2): Use it.
12841 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12843 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12844 don't discard an ASHIFTRT if we're shifting in a wider mode.
12846 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12848 * toplev.c (rest_of_compilation): Don't print basic block information
12849 when CFG isn't up to date.
12851 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12853 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12854 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12855 (UNALIGNED_SHORT_ASM_OP): Define.
12856 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12858 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12860 * fold-const.c (fold_convert): Fix typo.
12862 2001-01-02 Richard Henderson <rth@redhat.com>
12864 * c-common.h (ASM_INPUT_P): New.
12865 * c-parse.in (asm): Set it when needed.
12866 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12867 existance of an operand.
12869 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12871 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12872 (dwarf2out_frame_debug_expr): Likewise.
12873 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12875 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12877 * i386.c (ix86_split_to_parts): Return number of part required;
12879 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12881 (ix86_split_long_move): Use number of part returned
12882 by ix86_split_to_parts
12883 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12885 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12886 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12887 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12888 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12889 (ALIGN_MODE_128): Add TFmode.
12890 (IS_STACK_MODE): Likewise.
12891 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12892 (HARD_REGNO_OK): Support TFmodes.
12893 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12894 * i386.md (scheduler definitions): Use memory operand to determine
12895 fst/fld instructions; use mode attribute to determine real mode of
12897 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12898 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12900 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12902 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12904 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12906 * expr.c (store_constructor_field): Update ALIGN before calling
12909 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12911 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12914 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12916 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12919 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12921 * c-decl.c (start_function): Don't warn on third parameter to main.
12923 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12925 * tsystem.h: Define HAVE_DECL_GETOPT.
12927 2001-01-02 Philip Blundell <pb@futuretv.com>
12929 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12932 2001-01-02 Richard Henderson <rth@redhat.com>
12934 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12936 2001-01-02 Andreas Jaeger <aj@suse.de>
12938 * c-decl.c (c_decode_option): Remove support of
12939 -Wmissing-noreturn.
12941 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12942 (W_options): Add -Wmissing-noreturn here.
12944 * flow.c: Define lang_missing_noreturn_ok_p.
12945 (check_function_return_warnings): Use it.
12947 * c-common.h: Declare lang_missing_noreturn_ok_p.
12949 * c-lang.c (c_missing_noreturn_ok_p): New function.
12950 (lang_init): Set lang_missing_noreturn_ok_p.
12952 * invoke.texi (Warning Options): Document this.
12954 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12956 * extend.texi (C++ Extensions): New node for C++ attributes;
12957 describe init_priority and com_interface.
12958 * invoke.texi: Remove -finit-priority as it now has zero effect.
12959 * install.texi: Fix xref syntax.
12960 * md.texi: Likewise.
12962 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12964 * config.gcc (sparc64-wrs-vxworks*): New case.
12965 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12967 * config/sparc/sparc.c (sparc_override_options): Do support different
12968 pointer and architecture size.
12969 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12970 (POINTERS_EXTEND_UNSIGNED): Define.
12971 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12972 (FUNCTION_MODE): Define to be Pmode.
12973 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12975 * function.c (expand_function_end): Properly handle DECL_RESULT
12976 and copy when ptr_mode != Pmode.
12977 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12979 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12981 * c-common.c (c_common_nodes_and_builtins): Set prototype
12982 parameters for __builtin_fputs, __builtin_fputc and
12983 __builtin_fwrite. Don't declare plain fputc as a builtin.
12985 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12987 * loop.c (add_label_notes): Increment the label usage count when
12988 a note is added to an insn which refers to a CODE_LABEL.
12989 * gcse.c (add_label_notes): Likewise.
12991 2001-01-01 Andreas Jaeger <aj@suse.de>
12993 * loop.c (scan_loop): Use xmalloc to allocate movables.
12995 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12997 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12998 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12999 * reload1.c (REGISTER_MOVE_COST): Likewise.
13000 * regclass.c (REGISTER_MOVE_COST): Likewise.
13001 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13002 dimension. Adjust all users.
13003 (init_reg_sets_1): Iterate on all modes.
13004 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13005 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13006 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13007 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13008 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13009 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13010 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13011 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13012 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13013 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13014 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13015 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13016 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13017 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13018 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13019 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13020 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13021 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13022 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13023 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13024 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13025 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13026 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13027 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13028 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13029 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13030 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13032 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13034 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13035 arg VARIES_P. Call it with extra arg.
13036 (true_dependence): Likewise.
13037 * rtl.h (rtx_addr_can_trap_p): Declare.
13038 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13040 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13041 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13042 pic offset table register if it's zero. All callers changed.
13043 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13045 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13047 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13048 STRING_POOL_ADDRESS_P.
13050 * config/sparc/sparc.c (input_operand): Properly test for short op.
13052 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13053 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13054 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13055 * config/sparc/elf.h: No longer include sol2.h.
13056 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13057 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13059 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13061 2001-01-01 Michael Hayes <mhayes@redhat.com>
13063 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13064 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13065 (record_initial): Likewise.
13066 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13067 (remap_split_bivs): Likewise.
13069 2001-01-01 Michael Hayes <mhayes@redhat.com>
13071 * loop.c (loop_ivs_free): New function.
13072 (strength_reduce): Break out from...
13074 2001-01-01 Michael Hayes <mhayes@redhat.com>
13076 * loop.h (struct iv): New.
13077 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13078 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13079 'reg_biv_class' fields with 'regs' and 'n_regs'.
13080 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13081 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13082 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13084 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13086 * resource.c (mark_referenced_resources): Abort() before
13087 attempting to mark a pseudo register.
13088 (mark_set_resources): Likewise.
13090 2001-01-01 Michael Hayes <mhayes@redhat.com>
13092 * loop.h (REG_IV_CLASS): New accessor macro.
13093 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13094 * unroll.c (REG_IV_CLASS): Likewise.
13096 See ChangeLog.4 for earlier changes.